1 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
3 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
4 Correct usage of @samp vs @option, add @samp where appropriate.
5 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
6 Add armv6s-m and document it, as it is no official ARM name.
8 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10 * ifcvt.c (struct noce_if_info): Add transform_name field.
11 (noce_try_move): Set if_info->transform_name to the function name.
12 (noce_try_ifelse_collapse): Likewise.
13 (noce_try_store_flag): Likewise.
14 (noce_try_inverse_constants): Likewise.
15 (noce_try_store_flag_constants): Likewise.
16 (noce_try_addcc): Likewise.
17 (noce_try_store_flag_mask): Likewise.
18 (noce_try_cmove): Likewise.
19 (noce_try_cmove_arith): Likewise.
20 (noce_try_minmax): Likewise.
21 (noce_try_abs): Likewise.
22 (noce_try_sign_mask): Likewise.
23 (noce_try_bitop): Likewise.
24 (noce_convert_multiple_sets): Likewise.
25 (noce_process_if_block): Print if_info->transform_name to
26 dump_file if transformation succeeded.
28 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30 * config/arm/cortex-a57.md (cortex_a57_alu):
33 2016-06-08 Martin Sebor <msebor@redhat.com>
34 Jakub Jelinek <jakub@redhat.com>
38 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
39 BUILT_IN_MUL_OVERFLOW_P): New builtins.
40 * builtins.c: Include gimple-fold.h.
41 (fold_builtin_arith_overflow): Handle
42 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
43 (fold_builtin_3): Likewise.
44 * doc/extend.texi (Integer Overflow Builtins): Document
45 __builtin_{add,sub,mul}_overflow_p.
47 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
49 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
50 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
52 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
54 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
55 Rewrite, looking one level down for records and arrays.
57 2016-06-08 David Malcolm <dmalcolm@redhat.com>
59 * pretty-print.c: Include "selftest.h".
60 (pp_format): Fix comment.
61 (identifier_to_locale): Likewise.
62 (selftest::test_basic_printing): New function.
63 (selftest::assert_pp_format): New function.
64 (selftest::test_pp_format): New function.
65 (selftest::pretty_print_c_tests): New function.
66 * selftest-run-tests.c (selftest::run_tests): Call
67 selftest::pretty_print_c_tests.
68 * selftest.h (pretty_print_c_tests): New declaration.
70 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
72 * invoke.texi (max-loop-headers-insns): Document.
73 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
74 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
75 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
77 2016-06-08 Richard Biener <rguenther@suse.de>
79 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
80 on strided SLP loads and fall back to scalar loads in case
83 2016-06-08 Richard Biener <rguenther@suse.de>
85 PR tree-optimization/71452
86 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
87 type used for the SSA rewrite has enough precision to cover
88 the dynamic type of the location.
90 2016-06-08 Jakub Jelinek <jakub@redhat.com>
91 Richard Biener <rguenther@suse.de>
94 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
95 the same as DECL_P (base0) for indirect_base0. Use equality_code
98 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
100 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
101 to one word if the field is known to overlap other words.
102 (extract_bit_field_1): Likewise.
103 (store_split_bit_field): Remove compensating code.
104 (extract_split_bit_field): Likewise.
106 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
110 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
112 2016-06-08 Jiong Wang <jiong.wang@arm.com>
114 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
116 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
117 (arch64_addpv4sf): Delete.
118 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
119 "gen_aarch64_addpv4sf".
120 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
122 (vpadds_f32): Likewise.
123 (vpaddq_f32): Likewise.
124 (vpaddq_f64): Likewise.
126 2016-06-08 Jiong Wang <jiong.wang@arm.com>
128 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
130 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
131 to VALLF. Rename to "fabd<mode>3".
132 "*fabd_scalar<mode>3): Delete.
133 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
135 (vabdd_f64): Likewise.
136 (vabd_f32): Likewise.
137 (vabd_f64): Likewise.
138 (vabdq_f32): Likewise.
139 (vabdq_f64): Likewise.
141 2016-06-08 Jiong Wang <jiong.wang@arm.com>
143 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
145 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
146 "aarch64_rsqrts<mode>".
147 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
148 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
150 (vrsqrtsd_f64): Likewise.
151 (vrsqrts_f32): Likewise.
152 (vrsqrts_f64): Likewise.
153 (vrsqrtsq_f32): Likewise.
154 (vrsqrtsq_f64): Likewise.
156 2016-06-08 Jiong Wang <jiong.wang@arm.com>
158 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
160 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
161 "aarch64_rsqrte<mode>".
162 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
163 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
165 (vrsqrted_f64): Likewise.
166 (vrsqrte_f32): Likewise.
167 (vrsqrte_f64): Likewise.
168 (vrsqrteq_f32): Likewise.
169 (vrsqrteq_f64): Likewise.
171 2016-06-08 Jiong Wang <jiong.wang@arm.com>
173 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
177 * config/aarch64/aarch64-simd.md
178 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
179 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
180 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
182 (vcvt_n_f32_u32): Likewise.
183 (vcvt_n_s32_f32): Likewise.
184 (vcvt_n_u32_f32): Likewise.
185 (vcvtq_n_f32_s32): Likewise.
186 (vcvtq_n_f32_u32): Likewise.
187 (vcvtq_n_f64_s64): Likewise.
188 (vcvtq_n_f64_u64): Likewise.
189 (vcvtq_n_s32_f32): Likewise.
190 (vcvtq_n_s64_f64): Likewise.
191 (vcvtq_n_u32_f32): Likewise.
192 (vcvtq_n_u64_f64): Likewise.
193 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
194 (VSDQ_SDI): Likewise.
195 (fcvt_target): Support V4DI, V4SI and V2SI.
196 (FCVT_TARGET): Likewise.
198 2016-06-08 Jiong Wang <jiong.wang@arm.com>
200 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
201 (TYPES_BINOP_SUS): Likewise.
202 (aarch64_simd_builtin_data): Update include file name.
203 (aarch64_builtins): Likewise.
204 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
205 for conversion between scalar float-point and fixed-point.
209 * config/aarch64/aarch64.md
210 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
211 pattern for conversion between scalar float to fixed-pointer.
212 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
213 (UNSPEC_FCVTZS): New UNSPEC enumeration.
214 (UNSPEC_FCVTZU): Likewise.
215 (UNSPEC_SCVTF): Likewise.
216 (UNSPEC_UCVTF): Likewise.
217 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
219 (vcvtd_n_f64_u64): Likewise.
220 (vcvtd_n_s64_f64): Likewise.
221 (vcvtd_n_u64_f64): Likewise.
222 (vcvtd_n_f32_s32): Likewise.
223 (vcvts_n_f32_u32): Likewise.
224 (vcvtd_n_s32_f32): Likewise.
225 (vcvts_n_u32_f32): Likewise.
226 * config/aarch64/iterators.md (fcvt_target): Support integer to float
228 (FCVT_TARGET): Likewise.
229 (FCVT_FIXED2F): New iterator.
230 (FCVT_F2FIXED): Likewise.
231 (fcvt_fixed_insn): New define_int_attr.
233 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
235 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
236 some statements was removed.
238 2016-06-08 Alan Hayward <alan.hayward@arm.com>
240 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
241 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
242 (vect_can_advance_ivs_p): likewise.
243 (vect_update_ivs_after_vectorizer): likewise.
244 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
245 (vect_analyze_scalar_cycles_1): likewise.
246 (vect_analyze_loop_operations): likewise.
247 (report_vect_op): likewise.
248 (vect_is_slp_reduction): likewise.
249 (vect_is_simple_reduction): likewise.
250 (get_initial_def_for_induction): likewise.
251 (vect_transform_loop): likewise.
252 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
253 (vect_recog_sad_pattern): likewise.
254 (vect_recog_widen_sum_pattern): likewise.
255 (vect_recog_widening_pattern): likewise.
256 (vect_recog_divmod_pattern): likewise.
257 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
258 (vect_analyze_slp_instance): likewise.
259 (vect_transform_slp_perm_load): likewise.
260 (vect_schedule_slp_instance): likewise.
262 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
264 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
265 (return_prediction): PRED_CONST_RETURN predict return as not taken.
266 * predict.def (PRED_CONTINUE): Change hitrate 50->67
267 (PRED_LOOP_BRANCH): Document predictor as broken.
268 (PRED_LOOP_EXIT): Change hitrate 91->92.
269 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
270 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
271 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
272 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
273 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
274 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
275 (PRED_CALL): Chane hitrate 71->67.
276 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
277 (PRED_GOTO): Document as unused right now.
278 (PRED_CONST_RETURN): Change hitrate 67->69
279 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
280 (PRED_NULL_RETURN): Change hitrate 91->90.
281 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
282 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
283 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
285 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
287 * config/rs6000/altivec.h: Add __builtin_vec_mul.
288 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
289 special case Altivec builtin.
290 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
291 VSX_BUILTIN_VEC_MUL (replaced with special case code).
292 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
293 code for ALTIVEC_BUILTIN_VEC_MUL.
294 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
295 for __builtin_vec_mul.
297 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
299 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
302 2016-06-07 David Malcolm <dmalcolm@redhat.com>
304 * spellcheck.c (selftest::test_find_closest_string): New function.
305 (spellcheck_c_tests): Call the above.
307 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
309 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local
312 2016-06-07 Jakub Jelinek <jakub@redhat.com>
314 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
315 Yv=Yv,C alternatives.
317 2016-06-07 Richard Biener <rguenther@suse.de>
320 * common.opt (ffast-math): Make Optimization.
322 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
323 Prachi Godbole <prachi.godbole@imgtec.com>
325 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
326 `fabs' and `fneg' type attributes.
327 (p5600_fpu_fabs): Add `fmove' to the comment.
329 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
331 * gimple.c: Include builtins.h
332 (gimple_inexpensive_call_p): New function.
333 * gimple.h (gimple_inexpensive_call_p): Declare.
334 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
335 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
338 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
340 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
341 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
342 warning_at_rich_loc, warning_n, pedwarn, permerror,
343 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
344 sorry, fatal_error, internal_error, internal_error_no_backtrace):
347 2016-06-07 Richard Biener <rguenther@suse.de>
349 PR tree-optimization/71428
350 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
351 BIT_FIELD_REF op vs. load.
353 2016-06-07 Richard Biener <rguenther@suse.de>
356 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
359 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
361 * config/pa/pa.md (call): Generate indirect long calls to non-local
362 functions on TARGET_64BIT.
363 (call_value): Likewise.
365 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
367 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
368 pattern and subsequent splitters.
369 (call_val_reg_64bit_post_reload): Likewise.
371 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
374 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
375 propagate_op_to_single_use.
377 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
380 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
382 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
384 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
385 (enum x86_dirflag_state): New enum.
386 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
387 (machine_function): Remove needs_cld.
388 (ix86_current_function_needs_cld): Remove.
389 * config/i386/i386.c (ix86_set_func_type): Set
390 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
391 (ix86_expand_prologue): Do not emit CLD here.
392 (ix86_dirflag_mode_needed): New function.
393 (ix86_dirflag_mode_entry): Ditto.
394 (ix86_mode_needed): Handle X86_DIRFLAG entity.
395 (ix86_mode_after): Ditto.
396 (ix86_mode_entry): Ditto.
397 (ix86_mode_exit): Ditto.
398 (ix86_emit_mode_set): Ditto.
399 * config/i386/i386.md (strmov_singleop): Set
400 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
401 Do not set ix86_current_function_needs_cld.
403 (strset_singleop): Ditto.
405 (cmpstrnqi_nz_1): Ditto.
406 (cmpstrnqi_1): Ditto.
409 2016-06-06 Jakub Jelinek <jakub@redhat.com>
411 PR tree-optimization/71259
412 * tree-vect-slp.c (vect_get_constant_vectors): For
413 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
414 one for constant op, and use COND_EXPR for non-constant.
416 2016-06-06 David Malcolm <dmalcolm@redhat.com>
418 * Makefile.in (OBJS): Add function-tests.o,
419 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
420 selftest-run-tests.o.
421 (OBJS-libcommon): Add selftest.o.
422 (OBJS-libcommon-target): Add selftest.o.
423 (all.internal): Add "selftest".
424 (all.cross): Likewise.
425 (selftest): New phony target.
426 (s-selftest): New target.
427 (selftest-gdb): New phony target.
428 (COLLECT2_OBJS): Add selftest.o.
429 * bitmap.c: Include "selftest.h".
430 (selftest::test_gc_alloc): New function.
431 (selftest::test_set_range): New function.
432 (selftest::test_clear_bit_in_middle): New function.
433 (selftest::test_copying): New function.
434 (selftest::test_bitmap_single_bit_set_p): New function.
435 (selftest::bitmap_c_tests): New function.
436 * common.opt (fself-test): New.
437 * diagnostic-show-locus.c: Include "selftest.h".
438 (make_range): New function.
439 (test_range_contains_point_for_single_point): New function.
440 (test_range_contains_point_for_single_line): New function.
441 (test_range_contains_point_for_multiple_lines): New function.
442 (assert_eq): New function.
443 (test_get_line_width_without_trailing_whitespace): New function.
444 (selftest::diagnostic_show_locus_c_tests): New function.
445 * et-forest.c: Include "selftest.h".
446 (selftest::test_single_node): New function.
447 (selftest::test_simple_tree): New function.
448 (selftest::test_disconnected_nodes): New function.
449 (selftest::et_forest_c_tests): New function.
450 * fold-const.c: Include "selftest.h".
451 (selftest::assert_binop_folds_to_const): New function.
452 (selftest::assert_binop_folds_to_nonlvalue): New function.
453 (selftest::test_arithmetic_folding): New function.
454 (selftest::fold_const_c_tests): New function.
455 * function-tests.c: New file.
456 * gimple.c: Include "selftest.h".
457 Include "gimple-pretty-print.h".
458 (selftest::verify_gimple_pp): New function.
459 (selftest::test_assign_single): New function.
460 (selftest::test_assign_binop): New function.
461 (selftest::test_nop_stmt): New function.
462 (selftest::test_return_stmt): New function.
463 (selftest::test_return_without_value): New function.
464 (selftest::gimple_c_tests): New function.
465 * hash-map-tests.c: New file.
466 * hash-set-tests.c: New file.
467 * input.c: Include "selftest.h".
468 (selftest::assert_loceq): New function.
469 (selftest::test_accessing_ordinary_linemaps): New function.
470 (selftest::test_unknown_location): New function.
471 (selftest::test_builtins): New function.
472 (selftest::test_reading_source_line): New function.
473 (selftest::input_c_tests): New function.
474 * rtl-tests.c: New file.
475 * selftest-run-tests.c: New file.
476 * selftest.c: New file.
477 * selftest.h: New file.
478 * spellcheck.c: Include "selftest.h".
479 (selftest::levenshtein_distance_unit_test_oneway): New function,
480 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
481 (selftest::levenshtein_distance_unit_test): Likewise.
482 (selftest::spellcheck_c_tests): Likewise.
483 * toplev.c: Include selftest.h.
484 (toplev::run_self_tests): New.
485 (toplev::main): Handle -fself-test.
486 * toplev.h (toplev::run_self_tests): New.
487 * tree.c: Include "selftest.h".
488 (selftest::test_integer_constants): New function.
489 (selftest::test_identifiers): New function.
490 (selftest::test_labels): New function.
491 (selftest::tree_c_tests): New function.
492 * tree-cfg.c: Include "selftest.h".
493 (selftest::push_fndecl): New function.
494 (selftest::test_linear_chain): New function.
495 (selftest::test_diamond): New function.
496 (selftest::test_fully_connected): New function.
497 (selftest::tree_cfg_c_tests): New function.
498 * vec.c: Include "selftest.h".
499 (selftest::safe_push_range): New function.
500 (selftest::test_quick_push): New function.
501 (selftest::test_safe_push): New function.
502 (selftest::test_truncate): New function.
503 (selftest::test_safe_grow_cleared): New function.
504 (selftest::test_pop): New function.
505 (selftest::test_safe_insert): New function.
506 (selftest::test_ordered_remove): New function.
507 (selftest::test_unordered_remove): New function.
508 (selftest::test_block_remove): New function.
509 (selftest::reverse_cmp): New function.
510 (selftest::test_qsort): New function.
511 (selftest::vec_c_tests): New function.c.
512 * wide-int.cc: Include selftest.h and wide-int-print.h.
513 (selftest::from_int <wide_int>): New function.
514 (selftest::from_int <offset_int>): New function.
515 (selftest::from_int <widest_int>): New function.
516 (selftest::assert_deceq): New function.
517 (selftest::assert_hexeq): New function.
518 (selftest::test_printing <VALUE_TYPE>): New function template.
519 (selftest::test_ops <VALUE_TYPE>): New function template.
520 (selftest::test_comparisons <VALUE_TYPE>): New function template.
521 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
523 (selftest::wide_int_cc_tests): New function.
525 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
528 * ifcvt.c (noce_try_ifelse_collapse): New function.
530 (noce_process_if_block): Call noce_try_ifelse_collapse.
531 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
532 (simplify_ternary_operation): Use the above to simplify
533 conditional CLZ/CTZ expressions.
535 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
538 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
539 define_insn_and_split.
541 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
544 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
546 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
549 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
550 Implicitly clobber memory for basic asm with non-empty assembler
551 string. Use targetm.md_asm_adjust also here.
552 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
553 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
554 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
555 non-empty assembler string.
556 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
557 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
558 (decode_asm_operands): Handle basic asm in PARALLEL block.
559 (extract_insn): Handle basic asm in PARALLEL block.
560 * doc/extend.texi: Mention new behavior of basic asm.
561 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
562 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
563 branch_needs_nop_p): Use asm_noperands.
565 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
567 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
568 Include the M7 SPARC DFA scheduler.
569 New attribute v3pipe.
570 Annotate insns with v3pipe where appropriate.
571 Define cpu_feature vis4.
572 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
573 Add (V8QI "8") to vbits.
574 Add insns {add,sub}v8qi3
575 Add insns ss{add,sub}v8qi3
576 Add insns us{add,sub}{v8qi,v4hi}3
577 Add insns {min,max}{v8qi,v4hi,v2si}3
578 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
579 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
580 * config/sparc/niagara4.md: Add a comment explaining the
581 discrepancy between the documented latenty numbers and the
583 * config/sparc/niagara7.md: New file.
584 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
585 supports SPARC5 and VIS 4.0 instructions.
586 * configure: Regenerate.
587 * config.in: Likewise.
588 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
589 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
591 (ASM_CPU64_DEFAULT_SPEC): Likewise.
592 (CPP_CPU_SPEC): Handle niagara7.
593 (ASM_CPU_SPEC): Likewise.
594 * config/sparc/sparc-opts.h (processor_type): Add
597 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
598 (AS_NIAGARA7_FLAG): Define.
599 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
600 (CPP_CPU64_DEFAULT_SPEC): Likewise.
601 (CPP_CPU_SPEC): Handle niagara7.
602 (ASM_CPU_SPEC): Likewise.
603 * config/sparc/sparc.c (niagara7_costs): Define.
604 (sparc_option_override): Handle niagara7 and adjust cache-related
605 parameters with better values for niagara cpus. Also support VIS4.
606 (sparc32_initialize_trampoline): Likewise.
607 (sparc_use_sched_lookahead): Likewise.
608 (sparc_issue_rate): Likewise.
609 (sparc_register_move_cost): Likewise.
610 (dump_target_flag_bits): Support VIS4.
611 (sparc_vis_init_builtins): Likewise.
612 (sparc_builtins): Likewise.
613 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
615 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
617 * config/sparc/sparc.opt (sparc_processor_type): New value
619 * config/sparc/visintrin.h (__attribute__): Prototypes for the
621 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
623 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
626 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
628 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
630 2016-06-06 Richard Biener <rguenther@suse.de>
632 PR tree-optimization/71398
633 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
636 2016-06-05 James Bowman <james.bowman@ftdichip.com>
638 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
639 ft32_expand_prolog, ft32_expand_epilogue):
641 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
642 * config/ft32/ft32.md: Add pretend_returner.
644 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
647 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
648 Copy op1 RTX to avoid invalid sharing.
649 (ix86_expand_vector_move_misalign): Ditto.
651 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
653 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
656 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
658 * predict.c (predicted_by_loop_heuristics_p): New function.
659 (predict_iv_comparison): Use it.
660 (predict_loops): Walk from innermost loops; do not predict edges
661 leaving multiple loops multiple times; implement
662 PRED_LOOP_ITERATIONS_MAX heuristics.
663 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
665 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
667 * cfg.c (check_bb_profile): Do not report mismatched profiles when
668 only edges out of BB are EH edges.
670 2016-06-04 Martin Sebor <msebor@redhat.com>
671 Marcin Baczyński <marbacz@gmail.com>
674 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
675 a void expression in a void function.
677 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
679 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
680 aux; dump reasons of decisions.
681 (should_duplicate_loop_header_p): Likewise.
682 (do_while_loop_p): Likewise.
683 (ch_base::copy_headers): Dump asi num insns duplicated.
685 2016-06-04 Jakub Jelinek <jakub@redhat.com>
687 PR tree-optimization/71405
688 * tree-ssa.c (execute_update_addresses_taken): For clobber with
689 incompatible type, build a new clobber with the right type instead
690 of building a VIEW_CONVERT_EXPR around it.
692 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
694 PR tree-optimization/52171
695 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
696 by_pieces_ninsns instead of move_by_pieces_ninsns.
698 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
700 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
701 for reg+reg addressing mode.
703 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
705 * rs6000-c.c (c/c-tree.h): Add #include.
706 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
707 in C++ when found in the base position of vec_ld or vec_st.
709 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
711 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
712 use of profile unless profile status is PROFILE_READ.
713 * profile.c (compute_branch_probabilities): Set profile status
714 only after reporting predictor hitrates.
716 2016-06-03 Joseph Myers <joseph@codesourcery.com>
720 * common.opt (ffp-int-builtin-inexact): New option.
721 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
722 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
723 (ceil@var{m}2): Document dependence on this option.
724 * ipa-inline-transform.c (inline_call): Handle
725 flag_fp_int_builtin_inexact.
726 * ipa-inline.c (can_inline_edge_p): Likewise.
727 * config/i386/i386.md (rintxf2): Do not test
728 flag_unsafe_math_optimizations.
729 (rint<mode>2_frndint): New define_insn.
730 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
731 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
732 for 387 instead of extending and truncating.
733 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
734 !flag_trapping_math instead of flag_unsafe_math_optimizations.
735 Change to frndint<mode>2_<rounding>.
736 (frndintxf2_<rounding>_i387): Likewise. Change to
737 frndint<mode>2_<rounding>_i387.
738 (<rounding_insn>xf2): Likewise.
739 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
740 !flag_trapping_math instead of flag_unsafe_math_optimizations for
741 x87. Test TARGET_ROUND || !flag_trapping_math ||
742 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
743 SSE. Use ROUND_NO_EXC in constant operand of
744 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
745 for 387 instead of extending and truncating.
747 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
748 Julia Koval <julia.koval@intel.com>
760 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
761 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
762 all registers, except for function return registers if there are
763 no caller-saved registers.
764 (ix86_set_func_type): New function.
765 (ix86_set_current_function): Call ix86_set_func_type to set
766 no_caller_saved_registers and func_type. Call reinit_regs if
767 caller-saved registers are changed. Don't allow MPX, SSE, MMX
768 nor x87 instructions in interrupt handler nor function with
769 no_caller_saved_registers attribute.
770 (ix86_function_ok_for_sibcall): Return false if there are no
771 caller-saved registers.
772 (type_natural_mode): Don't warn ABI change for MMX in interrupt
774 (ix86_function_arg_advance): Skip for callee in interrupt handler.
775 (ix86_function_arg): Return special arguments in interrupt handler.
776 (ix86_promote_function_mode): Promote pointer to word_mode only
777 for normal functions.
778 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
780 (ix86_epilogue_uses): New function.
781 (ix86_hard_regno_scratch_ok): Likewise.
782 (ix86_save_reg): Preserve all registers in interrupt handler
783 after reload. Preserve all registers, except for function return
784 registers, if there are no caller-saved registers after reload.
785 (find_drap_reg): Always use callee-saved register if there are
786 no caller-saved registers.
787 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
788 for interrupt handler.
789 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
790 Emit cld instruction if stringops are used in interrupt handler
791 or interrupt handler isn't a leaf function.
792 (ix86_expand_epilogue): Generate interrupt return for interrupt
793 handler and pop the 'ERROR_CODE' off the stack before interrupt
794 return in exception handler.
795 (ix86_expand_call): Disallow calling interrupt handler directly.
796 If there are no caller-saved registers, mark all registers that
797 are clobbered by the call which returns as clobbered.
798 (ix86_handle_no_caller_saved_registers_attribute): New function.
799 (ix86_handle_interrupt_attribute): Likewise.
800 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
802 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
803 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
804 accumulation in interrupt function if stack may be realigned to
806 (EPILOGUE_USES): New.
807 (function_type): New enum.
808 (machine_function): Add func_type and no_caller_saved_registers.
809 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
810 (interrupt_return): New pattern.
811 * doc/extend.texi: Document x86 interrupt and
812 no_caller_saved_registers attributes.
814 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
816 PR tree-optimization/52171
817 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
818 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
819 Look for constant strings. Move some code to emit_block_cmp_hints
821 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
822 * defaults.h (COMPARE_MAX_PIECES): New macro.
823 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
824 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
825 (clear_by_pieces_1): Don't declare. Move definition before use.
826 (can_do_by_pieces): New static function.
827 (can_move_by_pieces): Use it. Return bool.
828 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
829 OP. All callers changed. Handle COMPARE_BY_PIECES.
830 (class pieces_addr); New.
831 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
832 pieces_addr::adjust, pieces_addr::increment_address,
833 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
835 (class op_by_pieces_d): New.
836 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
838 (class move_by_pieces_d, class compare_by_pieces_d,
839 class store_by_pieces_d): New subclasses of op_by_pieces_d.
840 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
841 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
842 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
843 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
844 compare_by_pieces_d::finish_mode): New member functions.
845 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
847 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
848 (emit_block_cmp_hints): New function.
849 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
850 use the newly defined classes.
851 * expr.h (by_pieces_constfn): New typedef.
852 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
853 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
854 (move_by_pieces_ninsns): Don't declare.
855 (can_move_by_pieces): Change return value to bool.
856 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
857 (compare_by_pieces_branch_ratio): New hook.
858 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
859 (by_pieces_ninsns): Declare.
860 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
862 (default_compare_by_pieces_branch_ratio): New function.
863 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
864 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
865 * doc/tm.texi: Regenerate.
866 * tree-ssa-strlen.c: Include "builtins.h".
867 (handle_builtin_memcmp): New static function.
868 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
869 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
871 2016-06-03 Alan Hayward <alan.hayward@arm.com>
873 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
874 relevant stmts which are simple and invariant.
875 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
876 instead of simple and invariant
878 2016-06-03 Alan Hayward <alan.hayward@arm.com>
880 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
881 (vectorizable_reduction): Check for new relevant state.
882 (vectorizable_live_operation): vectorize live stmts using
883 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
884 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
885 (vect_stmt_relevant_p): Check for stmts which are only used live.
886 (process_use): Use of a stmt does not inherit it's live value.
887 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
888 (vect_analyze_stmt): Check for new relevant state.
889 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
890 outside the loop, but not inside it.
892 2016-06-03 Alan Hayward <alan.hayward@arm.com>
894 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
895 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
896 (vect_get_vec_def_for_operand): Split out code.
898 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
900 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
902 2016-06-03 Alan Hayward <alan.hayward@arm.com>
904 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
906 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
908 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
910 2016-06-03 Jakub Jelinek <jakub@redhat.com>
913 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
914 to noreturn e->callee->decl that has void return type and void
915 arguments, adjust gimple_call_fntype and remove lhs even if it had
916 previously addressable type.
918 2016-06-02 Jeff Law <law@redhat.com>
920 PR tree-optimization/71328
921 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
922 error when checking for a jump back onto the copied path.
924 2016-06-02 David Malcolm <dmalcolm@redhat.com>
926 * config/microblaze/microblaze.c (get_branch_target): Add return
927 NULL_RTX for the non-CALL_P case.
928 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
929 (insert_wic): Remove unused local "j".
931 2016-06-02 Martin Liska <mliska@suse.cz>
933 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
935 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
936 Julia Koval <julia.koval@intel.com>
938 * function.c (assign_parm_setup_stack): Force source into a
940 * target.def (function_incoming_arg): Update documentation to
941 allow arbitrary address computation based on hard register.
942 * doc/tm.texi: Regenerated.
944 2016-06-02 Martin Liska <mliska@suse.cz>
946 * predict.c (combine_predictions_for_bb): Fix first match in
947 cases where a first predictor contains more than one occurence
948 in list of predictors. Take the best value in such case.
950 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
952 PR rtl-optimization/71295
953 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
954 offset would go over the size of the inner mode reject it.
956 2016-06-02 Jakub Jelinek <jakub@redhat.com>
958 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
959 x=x,x and v=v,m instead of x=x,m.
961 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
962 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
963 alternative to v=rm,C.
965 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
966 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
967 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
968 instead of vex for the last two above mentioned alternatives.
970 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
973 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
975 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
977 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
979 2016-06-01 David Malcolm <dmalcolm@redhat.com>
981 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
982 from int to unsigned.
984 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
986 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
987 alternatives, eliminating preferred register class. Add support
988 for the MTVSRDD instruction in ISA 3.0.
989 (vsx_splat_v4si_internal): Use splat_input_operand instead of
990 reg_or_indexed_operand.
991 (vsx_splat_v4sf_internal): Likewise.
993 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
996 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
997 for loading up all 0's or all 1's.
999 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
1001 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
1003 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
1005 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
1007 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
1008 * gcc.c (set_source_date_epoch_envvar): New function, sets
1009 the SOURCE_DATE_EPOCH environment variable to the current time.
1011 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
1013 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
1014 the factor for live Phi nodes.
1016 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1018 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
1019 * tree-parloops.c (parallelize_loops): likewise.
1020 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
1021 tree_unswitch_outer_loop): likewise.
1023 2016-06-01 Jakub Jelinek <jakub@redhat.com>
1026 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
1027 around creation of the temporary.
1029 2016-06-01 Richard Biener <rguenther@suse.de>
1031 PR tree-optimization/71366
1032 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
1033 (unloop_loops): Move removing edges here ...
1034 (try_unroll_loop_completely): ... from here.
1035 (try_peel_loop): ... and here.
1036 (tree_unroll_loops_completely_1): Track parent loops via
1037 bitmap of header BBs.
1038 (tree_unroll_loops_completely): Adjust for that.
1040 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1042 * config/rs6000/altivec.h (vec_slv): New macro.
1043 (vec_srv): New macro.
1044 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
1045 (UNSPEC_VSRV): New value.
1048 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
1049 (vsrv): New builtin definition.
1050 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
1051 define argument types for new builtin.
1052 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
1054 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
1057 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
1058 Jocelyn Mayer <l_indien@magic.fr>
1061 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
1062 detect processor family for signature_CENTAUR_ebx.
1063 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
1064 signature_CENTAUR_ebx.
1065 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
1066 <default>: Pass x86-64 for has_longmode.
1068 2016-06-01 Nathan Sidwell <nathan@acm.org>
1070 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
1073 2016-06-01 Richard Biener <rguenther@suse.de>
1075 PR tree-optimization/71261
1076 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
1077 of stmts successfully put in the bool pattern. Remove
1078 single-use restriction.
1079 (adjust_bool_pattern_cast): Add cast at the use site via the
1080 pattern def sequence.
1081 (adjust_bool_pattern): Remove recursion, maintain a hash-map
1082 of patterned defs. Use the pattern def seqence instead of
1083 multiple independent patterns.
1084 (sort_after_uid): New qsort compare function.
1085 (adjust_bool_stmts): New function to process stmts in the bool
1086 pattern in IL order.
1087 (vect_recog_bool_pattern): Adjust.
1088 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
1089 (ifcvt_walk_pattern_tree): Likewise.
1090 (stmt_is_root_of_bool_pattern): Likewise.
1091 (ifcvt_repair_bool_pattern): Likewise.
1092 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
1094 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
1096 * loop-unroll.c (decide_unroll_constant_iterations,
1097 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
1098 likely upper bounds.
1099 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
1101 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
1103 * tree-core.h (enum omp_clause_code): Remove
1104 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
1106 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1108 * config/arm/sync.md (arm_store_exclusive<mode>):
1109 Use 'H' output modifier on operands[2] rather than creating a new
1110 entry in out-of-bounds memory of the operands array.
1111 (arm_store_release_exclusivedi): Likewise.
1113 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1115 * config/arm/arm.c (arm_fusion_enabled_p): New function.
1116 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
1117 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
1118 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
1120 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
1122 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
1123 into account live statements for mask producers.
1125 2016-06-01 Richard Biener <rguenther@suse.de>
1127 PR tree-optimization/71311
1128 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
1129 restrict to non-INTEGER_CST @0.
1131 2016-06-01 Richard Biener <rguenther@suse.de>
1133 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
1134 (relational patterns): Use :c to avoid pattern duplications.
1136 2016-06-01 Richard Biener <rguenther@suse.de>
1138 * genmatch.c (comparison_code_p): New predicate.
1139 (swap_tree_comparison): New function.
1140 (commutate): Add for_vec parameter to append new for entries.
1141 Support commutating relational operators by swapping it alongside
1143 (lower_commutative): Adjust.
1144 (dt_simplify::gen): Do not pass artificial operators to gen
1146 (decision_tree::gen): Do not add artificial operators as parameters.
1147 (parser::parse_expr): Verify operator commutativity when :c is
1148 applied. Allow :C to override this.
1149 * match.pd: Adjust patterns to use :C instead of :c where required.
1151 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
1153 PR tree-optimization/71077
1154 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
1155 the combining step, use boolean_false_node and boolean_true_node
1156 as the designated false/true return values.
1158 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1160 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
1161 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
1162 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
1165 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1167 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
1168 of flags impliying the register renaming.
1169 * toplev.c (process_options): Do not imply flag_rename_registers with
1172 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1174 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
1175 default implementation.
1177 2016-05-31 Nathan Sidwell <nathan@acm.org>
1179 * dwarf2out.c (cur_line_info_table): Add GTY marker.
1181 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1183 * config/sh/constraints.md (b): Remove constraint.
1184 * config/sh/predicates.md (arith_reg_operand): Remove
1186 * config/sh/sh-modes.def (PDI): Remove.
1187 * config/sh/sh.c (sh_target_reg_class,
1188 sh_optimize_target_register_callee_saved): Remove functions.
1189 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
1190 (sh_expand_epilogue): Update comment.
1191 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
1192 sh_secondary_reload): Remove TARGET_REGS related code.
1193 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
1194 TARGET_REGISTER_P): Remove macros.
1195 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
1196 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
1197 TR1_REG, TR2_REG): Remove constants.
1198 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
1200 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1202 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
1203 define_expand patterns.
1204 (adddi3_compact): Rename to adddi3.
1205 (subdi3_compact): Rename to subdi3.
1206 (*negdi2): Rename to negdi2.
1207 (*abs<mode>2): Rename to abs<mode>2.
1209 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1211 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
1212 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
1213 (atomic_sub_fetchsi): ... this new pattern.
1214 (mvtc): Add CC_REG clobber.
1216 2016-05-31 Marek Polacek <polacek@redhat.com>
1218 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
1220 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1222 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
1223 aarch64_fusion_enabled_p to check for fusion capabilities.
1225 2016-05-31 Richard Biener <rguenther@suse.de>
1227 PR tree-optimization/71352
1228 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
1229 minus one and a negate.
1231 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1233 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
1234 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
1236 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
1237 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
1238 Remove use of aarch64_simd_attr_length_move, set length attribute
1240 (*aarch64_be_movoi): Likewise.
1241 (*aarch64_be_movci): Likewise.
1242 (*aarch64_be_movxi): Likewise.
1244 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1246 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
1247 It no longer does that.
1248 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
1250 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
1252 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
1253 attribute __unused__.
1255 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
1257 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
1258 * config/arm/arm.c (arm_arch_thumb1): Define.
1259 (arm_option_override): Initialize arm_arch_thumb1.
1260 * config/arm/arm.h (arm_arch_thumb1): Declare.
1261 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
1262 support Thumb-1 ISA.
1264 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
1267 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
1268 `Yv' for scalar operand.
1270 2016-05-31 Tom de Vries <tom@codesourcery.com>
1272 PR tree-optimization/69068
1273 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
1274 phis with more than two args.
1276 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
1278 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
1279 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
1282 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
1284 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
1286 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
1288 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
1289 cpu_32, cpu_64, tune_32 and tune_64.
1290 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
1292 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
1294 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
1296 2016-05-30 Andi Kleen <ak@linux.intel.com>
1298 * auto-profile.c (read_profile): Replace asserts with errors
1299 when file does not exist.
1300 * gcov-io.c (gcov_read_words): Dito.
1302 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1304 * tree-cfg.c (print_loop): Print likely upper bounds.
1306 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1308 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
1309 * opts.c (default_options): Enable peel loops at -O3.
1310 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
1311 (try_peel_loop): Do not re-peel already peeled loops;
1312 use likely upper bounds; fix profile updating.
1313 (pass_complete_unroll::execute): Initialize peeled_loops.
1315 2016-05-30 Martin Liska <mliska@suse.cz>
1317 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
1318 computed costs by frequency of BB they belong to.
1319 (get_scaled_computation_cost_at): New function.
1321 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
1322 Marc Glisse <marc.glisse@inria.fr>
1324 PR tree-optimization/71289
1325 * match.pd (-1 / B < A, A > -1 / B): New transformations.
1327 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1329 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
1331 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1333 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
1334 for peeled copies; avoid underflow when updating estimates; correctly
1337 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1339 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
1340 r236875. Corrected oe3 to oe2 as obvious.
1342 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1346 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
1347 that inserted stmt will not dominate stmts that defines its operand.
1348 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
1349 (rewrite_expr_tree_parallel): Likewise.
1351 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1354 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
1355 all fields including stmt_to_insert are swapped.
1357 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1359 * predict.h (force_edge_cold): Declare.
1360 * predict.c (force_edge_cold): New function.
1361 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
1363 (canonicalize_loop_induction_variables): Fix formating.
1365 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
1367 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
1368 (visium_expand_copysign): Use gen_int_mode directly.
1369 (visium_compute_frame_size): Minor tweaks.
1371 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1373 * tree-vect-loop.c (vect_analyze_loop_2): Use
1374 likely_max_stmt_executions_int.
1376 2016-05-30 Tom de Vries <tom@codesourcery.com>
1378 PR tree-optimization/69067
1379 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
1381 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
1384 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
1385 New peepholes to remove unneeded fild/fistp pairs.
1386 (define_peephole2 atomic_loaddi_fpu): Ditto.
1388 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1390 * predict.c (maybe_hot_frequency_p): Avoid division.
1392 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
1394 * doc/install.texi: Use https for shop.fsf.org.
1396 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1398 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
1399 likely_max_stmt_executions_int.
1401 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1403 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1404 likely_max_stmt_executions_int.
1406 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1408 * profile.c (compute_branch_probabilities): Do not report hitrates
1410 (branch_prob): Report hitrates here.
1411 * predict.c (gimple_predict_edge): Do not assert profile status;
1412 fix formatting issues.
1414 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1416 * predict.c (edge_predicted_by_p): New function.
1417 (predict_paths_for_bb): Do not put multiple predictions of the same type
1420 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1422 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
1425 2016-05-28 Alan Modra <amodra@gmail.com>
1427 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
1429 2016-05-28 Alan Modra <amodra@gmail.com>
1431 PR rtl-optimization/71275
1432 * ira.c (ira): Free dominance info.
1434 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
1436 * doc/sourcebuild.texi: New address for upstream Go repository.
1438 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
1440 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
1441 (TARGET_ARM_V7M): Likewise.
1443 2016-05-26 Jeff Law <law@redhat.com>
1445 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
1446 (thread_across_edge): Remove calls to find_jump_threads_backwards.
1447 * passes.def: Add jump threading passes before DOM/VRP.
1448 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
1449 argument to a basic block from an edge. Remove tests which are
1451 (pass_data_thread_jumps, class pass_thread_jumps): New.
1452 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
1453 (make_pass_thread_jumps): Likewise.
1454 * tree-pass.h (make_pass_thread_jumps): Declare.
1456 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
1458 * config/visium/visium-protos.h (split_double_move): Rename into...
1459 (visium_split_double_move): ...this.
1460 (visium_split_double_add): Declare.
1461 * config/visium/visium.c (split_double_move): Rename into...
1462 (visium_split_double_move): ...this.
1463 (visium_split_double_add): New function.
1464 (visium_expand_copysign): Renumber operands for consistency.
1465 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
1466 (DFmode move splitter): Likewise.
1467 (*addi3_insn): Split by means of visium_split_double_add.
1468 (*adddi3_insn_flags): Delete.
1469 (*plus_plus_sltu<subst_arith>): New insn.
1470 (*subdi3_insn): Split by means of visium_split_double_add.
1471 (subdi3_insn_flags): Delete.
1472 (*minus_minus_sltu<subst_arith>): New insn.
1473 (*negdi2_insn): Split by means of visium_split_double_add.
1474 (*negdi2_insn_flags): Delete.
1476 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
1478 * configure.ac: Treat a --with-headers option without argument
1479 the same as the default (i.e. consult sys-include directory).
1480 * configure: Regenerate.
1482 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1484 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
1485 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
1487 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
1488 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
1490 2016-05-27 Jiong Wang <jiong.wang@arm.com>
1493 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
1494 tree-stdarg analysis results.
1495 (aarch64_setup_incoming_varargs): Likewise.
1497 2016-05-27 Jiong Wang <jiong.wang@arm.com>
1499 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
1500 va_list_gpr_counter_field and va_list_fpr_counter_field.
1502 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
1505 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
1506 * config/aarch64/aarch64.c
1507 (aarch64_cannot_change_mode_class): Remove function.
1508 * config/aarch64/aarch64-protos.h
1509 (aarch64_cannot_change_mode_class): Remove.
1511 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1513 * cfgloop.c (record_niter_bound): Record likely upper bounds.
1514 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
1515 get_likely_max_loop_iterations_int): New.
1516 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
1517 any_likely_upper_bound.
1518 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
1520 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
1521 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
1523 (unroll_loop_constant_iterations): Likewise.
1524 (unroll_loop_runtime_iterations): Likewise.
1525 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
1526 * lto-streamer-out.c (output_cfg): Likewise.
1527 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
1529 (canonicalize_loop_induction_variables): Dump likely upper bounds.
1530 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
1531 (likely_max_loop_iterations): New.
1532 (likely_max_loop_iterations_int): New.
1533 (likely_max_stmt_executions): New.
1534 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
1535 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
1536 likely_max_stmt_executions): Declare.
1538 2016-05-27 Marek Polacek <polacek@redhat.com>
1541 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
1543 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1545 * config/s390/s390.md (2x risbg splitters): Use
1546 reg_overlap_mentioned_p instead of rtx_equal_p.
1548 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
1550 * combine.c (make_compound_operation): Take known zero bits into
1551 account when checking for possible zero_extend.
1553 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1555 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
1556 Use const_int_operand for operand 2 predicate. Simplify expand code
1559 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
1562 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
1565 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1567 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
1568 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
1569 that returns CC_SESWPmode and CC_ZESWPmode.
1570 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
1572 (aarch64_rtx_costs): Likewise.
1574 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1576 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
1577 for ISA 3.0 min/max support.
1578 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
1579 conditional move support.
1580 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
1581 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
1583 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
1584 conditional moves where the comparison type is different from move
1586 (fp_minmax): New code iterator for smin/smax.
1587 (minmax): New code attributes for min/max.
1588 (SMINMAX): Likewise.
1589 (smax<mode>3): Combine min, max insns into one insn using the
1590 fp_minmax code iterator. Add support for ISA 3.0 min/max
1591 instructions that don't need -ffast-math.
1592 (s<minmax><mode>3): Likewise.
1593 (smax<mode>3_vsx): Likewise.
1594 (smin<mode>3): Likewise.
1595 (s<minmax><mode>3_vsx): Likewise.
1596 (smin<mode>3_vsx): Likewise.
1597 (pre-VSX min/max splitters): Likewise.
1598 (s<minmax><mode>3_fpr): Likewise.
1599 (movsfcc): Rewrite floating point conditional moves to combine
1600 SFmode/DFmode into a single insn.
1601 (mov<mode>cc): Likewise.
1602 (movdfcc): Likewise.
1603 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
1604 SFDF2 iterators to handle all combinations.
1605 (fseldfsf4): Likewise.
1606 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
1607 (fseldfdf4): Likewise.
1608 (fselsfdf4): Likewise.
1609 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
1610 comparison instructions that set a 0/-1 mask, and use it for
1611 floating point conditional move via XXSEL.
1612 (fpmask<mode>): Likewise.
1613 (xxsel<mode>): Likewise.
1614 * config/rs6000/predicates.md (min_max_operator): Delete, no
1616 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
1617 instructions that generate a 0/-1 mask for use with XXSEL.
1618 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
1619 say whether floating point min/max is available, either through
1620 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
1621 (TARGET_MINMAX_DF): Likewise.
1623 2016-05-27 Alan Modra <amodra@gmail.com>
1625 PR rtl-optimization/71275
1626 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
1627 for update_equiv_regs and combine_and_move_insns.
1629 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
1631 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
1632 if_then_else or cond RTXes to calculate attribute value.
1633 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
1634 <attr "length_immediate>: Ditto.
1635 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
1636 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
1637 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
1638 <attr "type">: Ditto.
1639 <attr "prefix_data16">: Ditto.
1640 <attr "prefix_extra">: Ditto.
1641 <attr "length_immediate">: Ditto.
1642 <attr "prefix">: Ditto.
1643 (vec_set<mode>_0) <attr "isa">: Ditto.
1644 <attr "prefix_extra">: Ditto.
1645 <attr "length_immediate">: Ditto.
1646 <attr "prefix">: Ditto.
1647 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
1648 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
1649 (sse2_storelpd) <attr "prefix_data16">: Ditto.
1650 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
1651 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
1652 <attr "length_immediate">: Ditto.
1653 <attr "prefix">: Ditto.
1654 (sse2_movsd) <attr "length_immediate">: Ditto.
1655 <attr "prefix">: Ditto.
1656 (vec_concatv2df) <attr "isa">: Ditto.
1657 <attr "prefix">: Ditto.
1658 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
1659 (*vec_extractv2di_1) <attr "isa">: Ditto.
1660 <attr "type">: Ditto.
1661 <attr "length_immediate">: Ditto.
1662 <attr "prefix_rex">: Ditto.
1663 <attr "prefix_extra">: Ditto.
1664 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
1665 <attr "prefix_extra">: Ditto.
1666 <attr "length_immediate">: Ditto.
1667 (vec_concatv2di) <attr "isa">: Ditto.
1668 <attr "prefix_extra">: Ditto.
1669 <attr "length_immediate">: Ditto.
1670 <attr "prefix">: Ditto.
1672 2016-05-26 Martin Liska <mliska@suse.cz>
1674 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
1676 (operator+): Likewise.
1677 (operator-): Likewise.
1678 (comp_cost::operator+=): Likewise.
1679 (comp_cost::operator-=): Likewise.
1680 (comp_cost::operator/=): Likewise.
1681 (comp_cost::operator*=): Likewise.
1682 (operator<): Likewise.
1683 (operator==): Likewise.
1684 (operator<=): Likewise.
1686 (infinite_cost_p): Likewise.
1687 (add_costs): Likewise.
1688 (sub_costs): Likewise.
1689 (compare_costs): Likewise.
1690 (set_group_iv_cost): Use the newly introduced functions.
1691 (get_address_cost): Likewise.
1692 (get_shiftadd_cost): Likewise.
1693 (force_expr_to_var_cost): Likewise.
1694 (split_address_cost): Likewise.
1695 (ptr_difference_cost): Likewise.
1696 (difference_cost): Likewise.
1697 (get_computation_cost_at): Likewise.
1698 (determine_group_iv_cost_generic): Likewise.
1699 (determine_group_iv_cost_address): Likewise.
1700 (determine_group_iv_cost_cond): Likewise.
1701 (autoinc_possible_for_pair): Likewise.
1702 (determine_group_iv_costs): Likewise.
1703 (cheaper_cost_pair): Likewise.
1704 (iv_ca_recount_cost): Likewise.
1705 (iv_ca_set_no_cp): Likewise.
1706 (iv_ca_set_cp): Likewise.
1707 (iv_ca_cost): Likewise.
1708 (iv_ca_new): Likewise.
1709 (iv_ca_dump): Likewise.
1710 (iv_ca_narrow): Likewise.
1711 (iv_ca_prune): Likewise.
1712 (iv_ca_replace): Likewise.
1713 (try_add_cand_for): Likewise.
1714 (try_improve_iv_set): Likewise.
1715 (find_optimal_iv_set): Likewise.
1717 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
1719 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
1720 that internal functions will clobber all caller-saved registers.
1722 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1724 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
1725 Return a better case_values_threshold when optimizing.
1727 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1729 * config/aarch64/aarch64-simd.md (aarch64_combinez):
1730 Add ? to integer variant.
1731 (aarch64_combinez_be): Likewise.
1733 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1735 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
1736 instead of x constraint.
1737 (vcvtps2ph256<mask_name>): Likewise.
1739 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
1740 alternative. Formatting fix.
1742 * config/i386/sse.md
1743 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
1745 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
1746 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
1747 maybe_evex prefix instead of vex.
1748 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
1749 EXT_REX_SSE_REG_P (op0) case in the splitter.
1751 2016-05-25 Jeff Law <law@redhat.com>
1753 PR tree-optimization/71272
1754 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
1755 Update comments. Add test for empty path.
1757 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1759 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
1760 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
1761 special case builtin.
1762 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1763 code for ALTIVEC_BUILTIN_VEC_CMPNE.
1764 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1765 for __builtin_vec_cmpne.
1767 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
1769 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
1770 redundant test and bail out if the type of the new operand is not
1771 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
1773 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1775 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
1776 (x_ix86_target_flags_explicit): Remove.
1777 * config/i386/i386.c (ix86_function_specific_save): Do not copy
1778 x_ix86_target_flags_explicit.
1779 (ix86_function_specific_restore): Ditto.
1781 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1782 H.J. Lu <hongjiu.lu@intel.com>
1785 * common/config/i386/i386-common.c
1786 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
1787 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
1788 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
1789 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
1790 (-mgeneral-regs-only): Add new option.
1791 * config/i386/i386.c (ix86_option_override_internal): Don't enable
1792 x87 instructions if only general registers are allowed.
1793 (ix86_target_string): Add ix86_flags argument. Handle additional
1794 flags options through ix86_flags argument. Update all callers.
1795 * doc/invoke.texi: Document -mgeneral-regs-only.
1797 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1799 PR rtl-optimization/66940
1800 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
1801 decrementing desired_val will not overflow before performing these
1804 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
1806 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
1807 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
1808 * config/i386/i386.c (enum ix86_builtins): Add
1809 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
1810 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
1811 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
1812 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
1813 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
1814 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
1815 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
1816 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
1817 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
1818 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
1819 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
1820 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
1821 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
1822 __builtin_ia32_cvtps2dq512_mask.
1823 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
1824 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
1825 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
1826 * config/i386/sse.md
1827 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
1829 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
1830 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
1832 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
1833 (avx512f_vec_pack_sfix_v8df): New define_expand.
1834 (avx512f_roundpd512): Rename to ...
1835 (avx512f_round<castmode>512): ... this. Change iterator.
1836 (avx512f_roundps512_sfix): New define_expand.
1837 (round<mode>2_sfix): Change iterator.
1839 2016-05-25 Nick Clifton <nickc@redhat.com>
1841 * config/msp430/msp430.c (msp430_attr): Produce an error if a
1842 static interrupt handler is detected.
1843 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
1844 default linker script.
1845 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
1846 the low part of a symbolic pointer.
1848 2016-05-25 Richard Biener <rguenther@suse.de>
1850 PR tree-optimization/71261
1851 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
1852 interesting stmt instead of immediate uses when looking
1853 for the use operand to replace.
1855 2016-05-25 Martin Liska <mliska@suse.cz>
1857 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
1859 2016-05-25 Richard Biener <rguenther@suse.de>
1861 PR tree-optimization/71264
1862 * tree-vect-stmts.c (vect_init_vector): Properly deal with
1865 2016-05-25 Martin Liska <mliska@suse.cz>
1867 PR tree-optimization/71239
1868 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
1869 if DECL_SIZE is NULL.
1871 2016-05-25 Richard Biener <rguenther@suse.de>
1873 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
1874 * tree-if-conv.c (pass_data_if_conversion): Use it.
1876 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
1878 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
1879 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
1880 * varpool.c (varpool_node::get_availability): Likewise.
1882 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1884 * config/rs6000/altivec.md (VNEG iterator): New iterator for
1885 VNEGW/VNEGD instructions.
1886 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
1887 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
1888 support for ISA 3.0 VNEGW/VNEGD instructions.
1890 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1892 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
1893 pointers inside OACC_DATA regions.
1894 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
1895 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
1896 (gimplify_adjust_omp_clauses): Fix typo in comment.
1898 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1900 * config/rs6000/altivec.md (VParity): New mode iterator for vector
1901 parity built-in functions.
1902 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
1904 (p9v_parity<mode>2): Likewise.
1905 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
1907 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
1908 (parity<mode>2): ISA 3.0 expander for vector parity.
1909 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
1911 (BU_P9_64BIT_MISC_0): Likewise.
1912 (BU_P9_MISC_0): Likewise.
1913 (BU_P9V_AV_1): Likewise.
1914 (BU_P9V_AV_2): Likewise.
1915 (BU_P9V_AV_3): Likewise.
1916 (BU_P9V_AV_P): Likewise.
1917 (BU_P9V_VSX_1): Likewise.
1918 (BU_P9V_OVERLOAD_1): Likewise.
1919 (BU_P9V_OVERLOAD_2): Likewise.
1920 (BU_P9V_OVERLOAD_3): Likewise.
1921 (VCTZB): Add vector count trailing zeros support.
1925 (VPRTYBD): Add vector parity support.
1926 (VPRTYBQ): Likewise.
1927 (VPRTYBW): Likewise.
1928 (VCTZ): Add overloaded vector count trailing zeros support.
1929 (VPRTYB): Add overloaded vector parity support.
1930 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1931 overloaded vector count trailing zeros and parity instructions.
1932 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
1933 vector parity support.
1934 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
1935 trailing zeros support.
1936 (vec_cntlz): Likewise.
1937 (vec_vctzb): Likewise.
1938 (vec_vctzd): Likewise.
1939 (vec_vctzh): Likewise.
1940 (vec_vctzw): Likewise.
1941 (vec_vprtyb): Add ISA 3.0 vector parity support.
1942 (vec_vprtybd): Likewise.
1943 (vec_vprtybw): Likewise.
1944 (vec_vprtybq): Likewise.
1945 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1946 the ISA 3.0 vector count trailing zeros and vector parity built-in
1949 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1951 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
1952 when there is stmt_to_insert.
1954 2016-05-24 Martin Sebor <msebor@redhat.com>
1957 * tree.h (complete_or_array_type_p): New inline function.
1959 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1961 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
1962 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
1963 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
1965 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
1966 Limit 1st alternative to noavx isa, split 2nd alternative into one
1967 noavx and one avx alternative, use *x and Bm in the former and
1968 x and m in the latter.
1970 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
1971 of sse4 for the first alternative, drop %v from the template
1972 and d operand modifier. Split second alternative into one sse4_noavx
1973 and one avx alternative, use *x instead of *v in the former and v
1974 instead of *v in the latter.
1975 (*sse4_1_extractps): Use noavx isa instead of * for the first
1976 alternative, drop %v from the template. Split second alternative into
1977 one noavx and one avx alternative, use *x instead of *v in the
1978 former and v instead of *v in the latter.
1979 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
1980 with noavx and the last one with avx.
1981 (sse4_1_phminposuw): Guard first alternative with noavx isa,
1982 split the second one into one noavx and one avx alternative,
1983 use *x and Bm in the former and x and m in the latter one.
1984 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
1987 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
1988 first two alternatives to noavx, use *x instead of *v in the second
1989 one, add avx alternative without *.
1990 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
1991 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
1992 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
1994 2016-05-24 Jeff Law <law@redhat.com>
1996 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
1997 New function, extracted from...
1998 (fsm_find_control_statement_thread_paths): Here. Use the new function.
1999 Allow simple copies and constant initializations in the SSA chain.
2001 2016-05-24 Marek Polacek <polacek@redhat.com>
2004 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
2007 2016-05-24 Jakub Jelinek <jakub@redhat.com>
2010 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
2011 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
2012 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
2013 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
2014 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
2016 2016-05-24 Richard Biener <rguenther@suse.de>
2018 PR tree-optimization/71240
2019 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
2022 2016-05-24 Richard Biener <rguenther@suse.de>
2024 PR tree-optimization/71230
2025 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
2027 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2029 * tree-vectorizer.h (vectorizable_comparison): Delete.
2030 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
2031 PURE_SLP_STMT check.
2032 * tree-vect-stmts.c (vectorizable_call): Likewise.
2033 (vectorizable_simd_clone_call): Likewise.
2034 (vectorizable_conversion): Likewise.
2035 (vectorizable_assignment): Likewise.
2036 (vectorizable_shift): Likewise.
2037 (vectorizable_operation): Likewise.
2038 (vectorizable_load): Likewise.
2039 (vectorizable_condition): Likewise.
2040 (vectorizable_store): Likewise. Assert that we don't have
2042 (vectorizable_comparison): Make static. Remove redundant
2043 PURE_SLP_STMT check.
2044 (vect_transform_stmt): Assert that we always have an slp_node
2047 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2049 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
2050 operands[2] against 1 with comparison against CONST1_RTX.
2051 (<shift>di3_neon): Likewise.
2052 * config/arm/predicates.md (const0_operand): Replace with comparison
2055 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2057 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
2058 operands[2] against 1 with comparison against CONST1_RTX.
2059 (ashrdi3): Likewise.
2060 (lshrdi3): Likewise.
2061 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
2063 (ashrsi3): Likewise.
2064 (lshrsi3): Likewise.
2065 (rotrsi3): Likewise.
2066 (define_split above *compareqi_eq0): Likewise.
2067 (define_split above "prologue"): Likewise.
2068 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
2069 * config/arm/predicates.md (shift_operator): Likewise.
2070 (shift_nomul_operator): Likewise.
2071 (sat_shift_operator): Likewise.
2072 (thumb1_cmp_operand): Likewise.
2073 (const_neon_scalar_shift_amount_operand): Replace manual range
2074 check with IN_RANGE.
2075 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
2076 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
2078 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2080 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
2081 with HOST_WIDE_INT_1.
2083 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
2084 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
2085 (arm_canonicalize_comparison): Likewise.
2086 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
2088 (thumb1_size_rtx_costs): Likewise.
2089 (vfp_const_double_index): Replace cast of 1 to unsigned
2090 HOST_WIDE_INT with HOST_WIDE_INT_1U.
2091 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
2093 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
2094 HOST_WIDE_INT with HOST_WIDE_INT_1U.
2095 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
2096 HOST_WIDE_INT with HOST_WIDE_INT_1.
2098 2016-05-24 Marek Polacek <polacek@redhat.com>
2100 * tree-cfg.h (should_remove_lhs_p): New predicate.
2101 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
2102 * gimplify.c (gimplify_modify_expr): Likewise.
2103 * tree-cfg.c (verify_gimple_call): Likewise.
2104 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
2105 * gimple-fold.c: Include "tree-cfg.h".
2106 (gimple_fold_call): Use should_remove_lhs_p.
2108 2016-05-24 Richard Biener <rguenther@suse.de>
2110 PR tree-optimization/71253
2111 * cfganal.h (control_dependences): Make robust against edge
2113 (control_dependences::control_dependences): Remove edge_list argument.
2114 (control_dependences::get_edge): Remove.
2115 (control_dependences::get_edge_src): Add.
2116 (control_dependences::get_edge_dest): Likewise.
2117 (control_dependences::m_el): Make a vector of edge src/dest index.
2118 * cfganal.c (control_dependences::find_control_dependence): Adjust.
2119 (control_dependences::control_dependences): Likewise.
2120 (control_dependences::~control_dependence): Likewise.
2121 (control_dependences::get_edge): Remove.
2122 (control_dependences::get_edge_src): Add.
2123 (control_dependences::get_edge_dest): Likewise.
2124 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
2126 (perform_tree_ssa_dce): Adjust.
2127 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
2129 (pass_loop_distribution::execute): Adjust. Do loop destroying
2130 conditional on changed.
2132 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2135 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
2136 return. Reindent transformation comment and mention the ARM state
2139 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2142 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
2143 after build_and_add_sum creates new use stmt.
2145 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2147 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
2148 load_lanes/grouped_load classification comes first. Don't check
2149 whether the vectorization factor is a multiple of the group size
2152 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2154 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
2155 GROUP_GAP for single-element interleaving.
2156 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
2159 2016-05-24 Richard Biener <rguenther@suse.de>
2163 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
2164 bases which are accessed with non-invariant indices.
2165 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
2166 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
2168 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2171 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
2172 (add_to_ops_vec): Add stmt_to_insert.
2173 (add_repeat_to_ops_vec): Init stmt_to_insert.
2174 (insert_stmt_before_use): New.
2175 (transform_add_to_multiply): Remove mult_stmt insertion and add it
2177 (get_ops): Init stmt_to_insert.
2178 (maybe_optimize_range_tests): Likewise.
2179 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
2180 (rewrite_expr_tree_parallel): Likewise.
2181 (reassociate_bb): Likewise.
2183 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2186 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
2187 ISA 3.0 xxperm fusion alternative.
2188 (altivec_vperm_v8hiv16qi): Likewise.
2189 (altivec_vperm_<mode>_uns_internal): Likewise.
2190 (vperm_v8hiv4si): Likewise.
2191 (vperm_v16qiv8hi): Likewise.
2193 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2194 Kelvin Nilsen <kelvin@gcc.gnu.org>
2196 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
2197 vpermr/xxpermr on ISA 3.0.
2198 (altivec_expand_vec_perm_le): Likewise.
2199 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
2200 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
2203 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
2205 * config/i386/i386.h (IS_STACK_MODE): Enable for
2206 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
2207 SSE_FLOAT_MODE_P macros.
2208 * config/i386/i386.c (ix86_preferred_reload_class): Use
2209 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
2210 Cleanup regclass processing for CONST_DOUBLE_P.
2211 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
2212 (ix86_rtx_costs): Remove redundant TARGET_80387 check
2213 with IS_STACK_MODE macro.
2214 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
2216 (*movdf_internal): Use IS_STACK_MODE macro.
2217 (*movsf_internal): Ditto.
2219 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
2221 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
2222 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
2224 2016-05-23 Jeff Law <law@redhat.com>
2226 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
2228 (fsm_find_control_statement_thread_paths): Call it.
2230 2016-05-23 Martin Jambor <mjambor@suse.cz>
2233 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
2234 from_global_constant if t is not NULL.
2236 2016-05-23 Marek Polacek <polacek@redhat.com>
2239 * common.opt (Wswitch-unreachable): New option.
2240 * doc/invoke.texi: Document -Wswitch-unreachable.
2241 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
2244 2016-05-23 Bin Cheng <bin.cheng@arm.com>
2246 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
2247 TMR_INDEX is non-NULL.
2249 2016-05-23 Richard Biener <rguenther@suse.de>
2251 PR tree-optimization/71230
2252 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
2253 (try_special_add_to_ops): ... here. Always test for single-use.
2255 2016-05-23 Martin Jambor <mjambor@suse.cz>
2257 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
2258 default block if a PHI node in the original one would be resized.
2260 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2262 PR tree-optimization/58135
2263 * tree-vect-slp.c: When group size is not multiple
2264 of vector size, allow splitting of store group at
2267 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
2269 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
2271 2016-05-22 Jakub Jelinek <jakub@redhat.com>
2273 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
2274 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
2275 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
2278 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
2279 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
2280 v constraint instead of x and vinserti32x4 insn.
2282 * config/i386/sse.md (i128vldq): New mode iterator.
2283 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
2284 avx512dq and avx512vl alternatives.
2286 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
2287 constraint, use maybe_evex prefix instead of vex.
2288 (vec_dupv4sf): Use v constraint instead of x for output
2289 operand except for noavx alternative, use Yv constraint
2290 instead of x for input. Use maybe_evex prefix instead of vex.
2291 (*vec_dupv4si): Likewise.
2292 (*vec_dupv2di): Likewise.
2294 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
2297 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
2298 (linearize_expr_tree): Call try_special_add_to_ops.
2299 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
2301 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2303 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
2304 to computed stack_usage.
2306 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2309 * config/avr/avr.md (define_expand "mov<mode>"): If the source
2310 operand is subreg (symbol_ref) then move the symbol ref to register.
2312 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
2314 * tree.c (array_at_struct_end_p): Look through MEM_REF.
2316 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2319 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
2322 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
2324 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
2325 ranges by calling get_single_symbol and tidy up. Look more closely
2326 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
2328 2016-05-20 Jeff Law <law@redhat.com>
2330 * bitmap.c (bitmap_find_bit): Remove useless test.
2332 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
2334 * function.c (thread_prologue_and_epilogue_insns): Commit the
2335 insertion of the epilogue.
2337 2016-05-20 Martin Jambor <mjambor@suse.cz>
2339 PR tree-optimization/70884
2340 * tree-sra.c (initialize_constant_pool_replacements): Do not check
2341 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
2342 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
2343 of constant pool data as a reason for scalarization.
2345 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
2347 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
2348 for naked functions.
2349 (thumb1_expand_prologue): Likewise.
2351 2016-05-20 Nathan Sidwell <nathan@acm.org>
2353 * config/nvptx/nptx.c (nvptx_option_override): Only set
2354 flag_toplevel_reorder, if not explicitly specified. Set
2355 flag_no_common, unless explicitly specified.
2357 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2359 * calls.c (can_implement_as_sibling_call_p): Mark param
2360 reg_parm_stack_space with ATTRIBUTE_UNUSED.
2362 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
2364 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
2365 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
2366 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
2368 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
2369 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
2372 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
2374 * config/nvptx/nvptx.md (sincossf3): New pattern.
2376 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2378 * calls.c (maybe_complain_about_tail_call): New function.
2379 (initialize_argument_information): Call
2380 maybe_complain_about_tail_call when clearing *may_tailcall.
2381 (can_implement_as_sibling_call_p): Call
2382 maybe_complain_about_tail_call when returning false.
2383 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
2384 ensure try_tail_call is set. Call maybe_complain_about_tail_call
2385 if tail-call optimization fails.
2386 * cfgexpand.c (expand_call_stmt): Initialize
2387 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
2388 * gimple-pretty-print.c (dump_gimple_call): Dump
2389 gimple_call_must_tail_p.
2390 * gimple.c (gimple_build_call_from_tree): Call
2391 gimple_call_set_must_tail with the value of
2392 CALL_EXPR_MUST_TAIL_CALL.
2393 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
2394 (gimple_call_set_must_tail): New function.
2395 (gimple_call_must_tail_p): New function.
2396 * print-tree.c (print_node): Update printing of TREE_STATIC
2397 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
2398 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
2399 trailing comment listing applicable flags.
2400 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
2402 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2404 * calls.c (expand_call): Move "Rest of purposes for tail call
2405 optimizations to fail" to...
2406 (can_implement_as_sibling_call_p): ...this new function, and
2407 split into multiple "if" statements.
2409 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2411 * cfgloop.h (expected_loop_iterations_unbounded,
2412 expected_loop_iterations): Unconstify.
2413 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
2414 profile with known upper bound; return 3 when profile is absent.
2415 (expected_loop_iterations): Update.
2417 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2419 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
2420 and get_max_loop_iterations_int.
2422 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2424 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
2425 realistic upper bounds here.
2427 2016-05-20 Jakub Jelinek <jakub@redhat.com>
2430 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
2431 calls if the LHS is variable length or has addressable type.
2432 If targets[0]->decl is a noreturn call with void return type and
2433 zero arguments, adjust fntype and remove lhs in that case.
2435 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
2437 PR tree-optimization/71079
2438 PR tree-optimization/71206
2439 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
2441 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2443 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
2444 (get_vec_alignment_for_array_decl): Likewise.
2445 (get_vec_alignment_for_record_decl): Likewise.
2446 (increase_alignment::execute): Move code to find alignment to
2447 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
2448 (type_align_map): New hash_map.
2450 2016-05-20 Richard Guenther <rguenther@suse.de>
2452 PR tree-optimization/29756
2453 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
2454 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
2455 * fold-const.c (operand_equal_p): Likewise.
2456 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
2457 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
2458 * tree-inline.c (estimate_operator_cost): Likewise.
2459 * tree-pretty-print.c (dump_generic_node): Likewise.
2460 * tree-ssa-operands.c (get_expr_operands): Likewise.
2461 * cfgexpand.c (expand_debug_expr): Likewise.
2462 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
2463 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
2464 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
2465 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
2466 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
2467 (execute_update_addresses_taken): Do it.
2469 2016-05-20 Richard Biener <rguenther@suse.de>
2471 PR tree-optimization/71185
2472 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
2473 register operations.
2475 2016-05-20 Richard Biener <rguenther@suse.de>
2477 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
2478 gimple_seq_add_seq_without_update.
2479 (release_bb_predicate): Assert we have no operands to free.
2480 (if_convertible_loop_p_1): Calculate post dominators later.
2481 Do not free BB predicates here.
2482 (combine_blocks): Do not recompute BB predicates.
2483 (version_loop_for_if_conversion): Save BB predicates around
2486 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2488 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
2489 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
2490 code. Ignore sibcalls on EDGE_IGNORE edges.
2491 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
2492 on edges for sibcalls that run without prologue. The rest of the
2493 function is combined from...
2494 (fix_fake_fallthrough_edge): ... this, and ...
2495 (try_shrink_wrapping): ... a part of this. Remove the bb_with
2496 function argument, make it a local variable.
2498 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
2500 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
2501 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
2502 for 32-bit mode and SEH for 64-bit.
2503 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
2504 TARGET_64BIT_DEFAULT.
2506 2016-05-19 Ryan Burn <contact@rnburn.com>
2508 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
2509 * gengtype.c (open_base_files): Add cilk.h to ifiles.
2511 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
2513 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
2514 force pending loads from memory.
2516 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
2518 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
2519 (UNSPEC_DARN_32): New unspec constant.
2520 (UNSPEC_DARN_RAW): New unspec constant.
2521 (darn_32): New instruction.
2522 (darn_raw): New instruction.
2523 (darn): New instruction.
2524 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
2525 support and documentation for this macro.
2526 (BU_P9_MISC_1): New macro definition.
2527 (BU_P9_64BIT_MISC_0): New macro definition.
2528 (BU_P9_MISC_0): New macro definition.
2529 (darn_32): New builtin definition.
2530 (darn_raw): New builtin definition.
2531 (darn): New builtin definition.
2532 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
2533 RS6000_BUILTIN_0 directives to surround each occurrence of
2534 #include "rs6000-builtin.def".
2535 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
2536 RS6000_BTM_64BIT flags to the returned mask, depending on
2538 (def_builtin): Correct an error in the assignments made to the
2539 debugging variable attr_string.
2540 (rs6000_expand_builtin): Add support for no-operand built-in
2542 (builtin_function_type): Remove fatal_error assertion that is no
2544 (rs6000_common_init_builtins): Add support for no-operand built-in
2546 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
2548 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
2550 (RS6000_BTM_64BIT): New macro definition.
2551 * doc/extend.texi: Document __builtin_darn (void),
2552 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
2555 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
2557 * tree-vect-loop.c (vect_analyze_loop_2): Use also
2558 max_loop_iterations_int.
2560 2016-05-19 Marek Polacek <polacek@redhat.com>
2562 PR tree-optimization/71031
2563 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
2564 condition and adjust the code a bit.
2566 2016-05-19 Martin Liska <mliska@suse.cz>
2568 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
2569 auto_vec instead of vec.
2571 2016-05-19 Martin Liska <mliska@suse.cz>
2573 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
2575 2016-05-19 Martin Liska <mliska@suse.cz>
2577 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
2579 2016-05-19 Martin Liska <mliska@suse.cz>
2581 * ipa-pure-const.c (set_function_state): Remove an existing
2583 (remove_node_data): Do not free it as it's released
2584 in set_function_state.
2586 2016-05-19 Martin Liska <mliska@suse.cz>
2588 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
2591 2016-05-19 Martin Liska <mliska@suse.cz>
2593 * omp-simd-clone.c (simd_clone_adjust): Release vector.
2595 2016-05-19 Martin Liska <mliska@suse.cz>
2597 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
2598 an auto_vec instead of re-creating it.
2600 2016-05-19 Martin Liska <mliska@suse.cz>
2602 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
2603 auto_vec instead of vec.
2605 2016-05-19 Martin Liska <mliska@suse.cz>
2607 * lto-section-in.c (lto_get_section_data): Call
2608 lto_check_version with additional argument.
2609 * lto-streamer.c (lto_check_version): Add new argument.
2610 * lto-streamer.h (lto_check_version): Likewise.
2612 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2614 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
2615 Don't add cost of inner memory when handling sign-extended loads.
2617 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
2619 PR rtl-optimization/71148
2620 * cse.c (cse_main): Free dominance info.
2621 (rest_of_handle_cse): Don't free dominance info.
2622 (rest_of_handle_cse2): Likewise.
2623 (rest_of_handle_cse_after_global_opts): Likewise.
2625 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2628 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
2629 NULL_TREE early if NEON is not available. Remove now redundant check
2630 in ARM_CHECK_BUILTIN_MODE.
2632 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
2635 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
2636 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
2637 * doc/cpp.texi: Document new macros.
2639 2016-05-19 Bin Cheng <bin.cheng@arm.com>
2641 PR tree-optimization/69848
2642 * tree-vect-loop.c (vectorizable_reduction): Don't factor
2643 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
2645 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2647 * function.c (thread_prologue_and_epilogue_insn): Move the
2648 "goto epilogue_done" one block later.
2650 2016-05-19 Richard Biener <rguenther@suse.de>
2652 PR tree-optimization/70729
2653 * passes.def: Move LIM pass before PRE. Remove no longer
2654 required copyprop and move first DCE out of the loop pipeline.
2656 2016-05-18 David Malcolm <dmalcolm@redhat.com>
2659 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
2660 (OBJS-libcommon-target): ...here.
2661 * opts-common.c: Include spellcheck.h.
2662 (cmdline_handle_error): Build a vec of valid options and use it
2663 to suggest provide hints for misspelled arguments.
2665 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2668 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
2669 lhs if it has TREE_ADDRESSABLE type.
2671 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
2674 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
2675 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
2677 2016-05-18 Martin Jambor <mjambor@suse.cz>
2680 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
2681 input for NOP_EXPR pass-through functions.
2682 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
2683 aggregate global constant VAR_DECLs in constant jump functions.
2685 2016-05-18 Martin Jambor <mjambor@suse.cz>
2688 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
2689 from TREE_READONLY parameters.
2691 2016-05-18 Martin Jambor <mjambor@suse.cz>
2694 * cgraph.h (cgraph_indirect_call_info): New field
2695 guaranteed_unmodified.
2696 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
2697 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2699 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
2700 pass the parameter value to ipa_find_agg_cst_for_param.
2701 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
2702 guaranteed_unmodified, store AA results there instead of bailing out
2704 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
2705 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
2706 (find_constructor_constant_at_offset): New function.
2707 (ipa_find_agg_cst_from_init): Likewise.
2708 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
2709 static initializers of contants, report back through a new paameter
2710 from_global_constant if that was the case.
2711 (try_make_edge_direct_simple_call): Also pass parameter value to
2712 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2714 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
2715 (ipa_read_indirect_edge_info): Likewise.
2716 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
2717 (ipa_load_from_parm_agg): Likewise.
2719 2016-05-18 Jiong Wang <jiong.wang@arm.com>
2721 PR rtl-optimization/71150
2722 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
2725 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2728 * config/rs6000/constraints.md (wE constraint): New constraint
2729 for a vector constant that can be loaded with XXSPLTIB.
2730 (wM constraint): New constraint for a vector constant of a 1's.
2731 (wS constraint): New constraint for a vector constant that can be
2732 loaded with XXSPLTIB and a vector sign extend instruction.
2733 * config/rs6000/predicates.md (xxspltib_constant_split): New
2734 predicates for wE/wS constraints.
2735 (xxspltib_constant_nosplit): Likewise.
2736 (easy_vector_constant): Add support for constants that can be
2737 loaded via XXSPLTIB.
2738 (all_ones_constant): New predicate for vector constant with all
2740 (splat_input_operand): Add support for ISA 3.0 word splat operations.
2741 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
2742 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
2743 instruction and possibly with a sign extension.
2744 (output_vec_const_move): Add support for XXSPLTIB. If we are
2745 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
2746 instead of XXLXOR/XXLORC.
2747 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
2749 (rs6000_legitimize_reload_address): Likewise.
2750 (rs6000_output_move_128bit): Use output_vec_const_move to emit
2752 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
2753 combine VSX_M and VSX_M2 into one iterator.
2755 (VSINT_84): New iterators for loading constants with XXSPLTIB.
2756 (VSINT_842): Likewise.
2757 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
2758 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
2759 XXSPLTIB instruction.
2760 (xxspltib_<mode>_nosplit): Likewise.
2761 (xxspltib_<mode>_split): New insn to load up constants with
2762 XXSPLTIB and a sign extend instruction.
2763 (vsx_mov<mode>): Replace single move that handled all vector types
2764 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
2765 moves (when -mvsx-timode is in effect) into the main vector
2766 moves. Eliminate separate moves for <VSr> <VSa>, where the
2767 preferred register class (<VSr>) is listed first, and the
2768 secondary register class (<VSa>) is listed second with a '?' to
2769 discourage use. Prefer loading 0/-1 in any VSX register for ISA
2770 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
2771 that if the register was involved in a slow operation, the
2772 clear/set operation does not wait for the slow operation to
2773 finish. Adjust the length attributes for 32-bit mode. Use
2774 rs6000_output_move_128bit and drop the use of the string
2775 instructions for 32-bit movti when -mvsx-timode is in effect. Use
2776 spacing so that the alternatives and attributes don't generate
2777 long lines, and put things in columns, so that it is easier to
2778 match up the operands and attributes with the insn alternatives.
2779 (vsx_mov<mode>_64bit): Likewise.
2780 (vsx_mov<mode>_32bit): Likewise.
2781 (vsx_movti_64bit): Fold movti into normal vector moves.
2782 (vsx_movti_32bit): Likewise.
2783 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
2785 (vsx_splat_v4si_internal): Likewise.
2786 (vsx_splat_v4sf_internal): Likewise.
2787 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
2788 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
2789 extend vector elements.
2790 (vsx_sign_extend_hi_<mode>): Likewise.
2791 (vsx_sign_extend_si_v2di): Likewise.
2792 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
2794 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
2795 constraints. Add trailing period to wL documentation.
2797 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
2800 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
2801 * tree-dfa.c (replace_abnormal_ssa_names): New function.
2802 * tree-call-cdce.c: Include tree-dfa.h.
2803 (can_guard_call_p): New function, extracted from...
2804 (can_use_internal_fn): ...here.
2805 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
2807 (shrink_wrap_one_built_in_call): Likewise.
2808 (use_internal_fn): Likewise.
2809 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
2810 and return void. Call replace_abnormal_ssa_names.
2811 (pass_call_cdce::execute): Check can_guard_call_p during the
2812 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
2813 will always change something.
2815 2016-05-18 Martin Jambor <mjambor@suse.cz>
2818 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
2819 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
2821 2016-05-18 Martin Jambor <mjambor@suse.cz>
2824 * ipa-inline.h (condition): New field size.
2825 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
2826 for comaprison and store it into the new condition.
2827 (evaluate_conditions_for_known_args): Use condition size to check
2828 access sizes for all but CHANGED conditions.
2829 (unmodified_parm_1): New parameter size_p, store access size into it.
2830 (unmodified_parm): Likewise.
2831 (unmodified_parm_or_parm_agg_item): Likewise.
2832 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
2833 (set_cond_stmt_execution_predicate): Extract access sizes and store
2835 (set_switch_stmt_execution_predicate): Likewise.
2836 (will_be_nonconstant_expr_predicate): Likewise.
2837 (will_be_nonconstant_predicate): Likewise.
2838 (inline_read_section): Stream condition size.
2839 (inline_write_summary): Likewise.
2841 2016-05-18 Richard Biener <rguenther@suse.de>
2843 * tree-ssa-loop-im.c (determine_max_movement): Properly add
2844 condition cost to PHI cost instead of total_cost.
2846 2016-05-18 Martin Liska <mliska@suse.cz>
2849 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
2852 2016-05-18 Richard Biener <rguenther@suse.de>
2854 * lto-streamer.h (LTO_major_version): Bump to 6.
2856 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2858 * function.c (make_split_prologue_seq, make_prologue_seq,
2859 make_epilogue_seq): New functions, factored out from...
2860 (thread_prologue_and_epilogue_insns): Here.
2862 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2864 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
2865 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
2866 of before. Add a comment.
2868 2016-05-18 Bin Cheng <bin.cheng@arm.com>
2870 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
2871 expression pointer, not pointer to the pointer.
2873 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2875 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
2876 (avx2_pbroadcast<mode>): Add another alternative with v instead
2877 of x constraints in it, using <pbroadcast_evex_isa> isa.
2878 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
2880 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
2881 constraint x instead of v in second alternative, add avx512bw
2884 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
2885 constraint x instead of v in second alternative, add avx512bw
2888 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
2889 constraint x instead of v in second alternative, add avx512bw
2892 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
2893 avx512bw alternative.
2895 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
2897 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
2899 (define_insn "*andnottf3"): Ditto.
2900 (define_insn "*<code><mode>3"/any_logic): Ditto.
2901 (define_insn "*<code>tf3"/any_logic): Ditto.
2902 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
2903 operand to block AVX-512VL insn variant emit when it is not enabled.
2905 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
2907 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
2908 constraint fot SF mode.
2910 2016-05-18 Petr Murzin <petr.murzin@intel.com>
2911 Kirill Yukhin <kirill.yukhin@intel.com>
2913 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
2915 (define_insn "rsqrt14<mode>"): Ditto.
2916 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
2917 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
2918 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
2919 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
2920 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
2922 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
2923 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
2924 * config/i386/i386.c (ix86_print_operand): Expand check for size
2925 override codes for Intel syntax.
2927 2016-05-18 Richard Biener <rguenther@suse.de>
2929 PR tree-optimization/71168
2930 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
2931 initialization earlier.
2933 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
2935 * config/aarch64/aarch64-simd.md
2936 (aarch64_reduc_plus_internal<mode>): Rename to...
2937 (reduc_plus_scal): ...This, and remove previous implementation.
2939 2016-05-18 Richard Biener <rguenther@suse.de>
2941 * passes.def: Put late dse and cd_dce in canonical order.
2943 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
2945 * ipa-inline-transform.c (preserve_function_body_p): Look for
2946 first non-thunk clone.
2947 (save_function_body): Save into first non-thunk.
2948 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
2950 (lto_output_node): Inline thunks don't need body in every
2952 * lto-streamer-in.c: Do not fixup thunk clones.
2953 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
2955 * tree-inline.c (copy_bb): Be prepared for target node to be new after
2958 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
2961 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
2962 (reassociate_bb): Call transform_add_to_multiply.
2964 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
2966 * config/aarch64/aarch64.c (all_extensions): Removed unused
2969 2016-05-17 Nathan Sidwell <nathan@acm.org>
2971 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
2972 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
2974 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
2976 PR tree-optimization/54579
2978 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
2980 2016-05-17 Marek Polacek <polacek@redhat.com>
2983 * tree-inline.c (expand_call_inline): Call
2984 maybe_remove_unused_call_args.
2986 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
2988 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
2989 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
2990 * doc/md.texi (fmin@var{m}3): Likewise.
2992 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2994 * match.pd (X & C): New transformation.
2996 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2998 * match.pd (~X & Y): New transformation.
3000 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
3002 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
3003 information for new SSA_NAME.
3004 (simplify_conversion_using_ranges): Get range through get_range_info
3005 instead of get_value_range.
3007 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3009 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
3010 Remove inline assembly.
3011 (vmvn_s16): Likewise.
3012 (vmvn_s32): Likewise.
3013 (vmvn_u8): Likewise.
3014 (vmvn_u16): Likewise.
3015 (vmvn_u32): Likewise.
3016 (vmvnq_s8): Likewise.
3017 (vmvnq_s16): Likewise.
3018 (vmvnq_s32): Likewise.
3019 (vmvnq_u8): Likewise.
3020 (vmvnq_u16): Likewise.
3021 (vmvnq_u32): Likewise.
3022 (vmvn_p8): Likewise.
3023 (vmvnq_p16): Likewise.
3025 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3027 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
3029 (vmul_n_s16): Likewise.
3030 (vmul_n_s32): Likewise.
3031 (vmul_n_u16): Likewise.
3032 (vmul_n_u32): Likewise.
3033 (vmulq_n_f32): Likewise.
3034 (vmulq_n_f64): Likewise.
3035 (vmulq_n_s16): Likewise.
3036 (vmulq_n_s32): Likewise.
3037 (vmulq_n_u16): Likewise.
3038 (vmulq_n_u32): Likewise.
3040 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3042 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
3043 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
3045 2016-05-17 Jiong Wang <jiong.wang@arm.com>
3047 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
3048 to *aarch64_fma4_elt_from_dup<mode>.
3049 (*aarch64_fnma4_elt_to_128df): Rename to
3050 *aarch64_fnma4_elt_from_dup<mode>.
3051 * config/aarch64/arm_neon.h (vfma_n_f64): New.
3052 (vfms_n_f32): Likewise.
3053 (vfms_n_f64): Likewise.
3054 (vfmsq_n_f32): Likewise.
3055 (vfmsq_n_f64): Likewise.
3057 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
3059 * wide-int.h: Change fixed_wide_int_storage from class to struct.
3061 2016-05-17 Richard Biener <rguenther@suse.de>
3063 PR tree-optimization/71132
3064 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
3065 Only add control dependences for blocks in the loop.
3066 (build_rdg): Adjust.
3067 (generate_code_for_partition): Return whether loop should
3068 be destroyed and delay that.
3069 (distribute_loop): Likewise.
3070 (pass_loop_distribution::execute): Record loops to be destroyed
3071 and perform delayed destroying of loops.
3073 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3076 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
3078 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3080 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
3082 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
3085 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
3086 insertion point for instructions generated by validize_mem.
3088 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3090 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
3093 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
3095 * config/aarch64/aarch64.c
3096 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
3097 rather than a macro.
3099 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3101 * doc/invoke.texi (AArch64 Options): Various updates.
3103 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3105 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
3106 into instrumentation thunks.
3107 * cif-code.def (CIF_CHKP): New.
3109 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
3111 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
3113 2016-05-16 Martin Jambor <mjambor@suse.cz>
3115 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
3116 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
3118 2016-05-16 Marek Polacek <polacek@redhat.com>
3120 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
3123 2016-05-16 Martin Jambor <mjambor@suse.cz>
3126 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
3127 the outlined kernel function.
3129 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
3131 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
3132 (ISA_HAS_DLSA): Ditto.
3134 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
3136 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
3138 2016-05-16 Nathan Sidwell <nathan@acm.org>
3140 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
3141 (nvptx_name_replacement): Restore. Add comment.
3142 (write_fn_proto, write_fn_proto_from_insn,
3143 nvptx_output_call_insn): Restore
3144 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
3146 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3148 * config/aarch64/aarch64.md
3149 (add<mode>3_compareC_cconly_imm): Remove use of %w.
3150 (add<mode>3_compareC_imm): Likewise.
3151 (<optab>si3_uxtw): Split into register and immediate variants.
3152 (andsi3_compare0_uxtw): Likewise.
3153 (and<mode>3_compare0): Likewise.
3154 (and<mode>3nr_compare0): Likewise.
3155 (stack_protect_test_<mode>): Don't use %x for memory operands.
3157 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
3159 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
3161 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3163 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
3164 Split integer shifts into shift_reg and bfm.
3165 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3166 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3167 (ror<mode>3_insn): Likewise.
3168 (<optab>si3_insn_uxtw): Likewise.
3169 (<optab><mode>3_insn): Change to rotate_imm.
3170 (extr<mode>5_insn_alt): Likewise.
3171 (extrsi5_insn_uxtw): Likewise.
3172 (extrsi5_insn_uxtw_alt): Likewise.
3174 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3176 * doc/tm.texi: Regenerate.
3177 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
3178 (TARGET_INVALID_RETURN_TYPE): Remove.
3179 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
3180 TARGET_INVALID_RETURN_TYPE.
3181 * target.def (invalid_parameter_type): Remove.
3182 (invalid_return_type): Remove.
3184 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3186 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
3187 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
3189 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
3191 (preserve_function_body_p): No need to preserve function body
3192 * cif-codes.def (CIF_THUNK): Remove.
3193 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
3195 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3197 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
3199 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3201 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
3204 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3206 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
3207 (inline_small_functions): Do not look for function symbol when
3210 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3212 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
3215 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3216 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3217 Jiong Wang <jiong.wang@arm.com>
3219 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
3220 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
3221 Define __ARM_FP16_ARGS when appropriate.
3222 * config/arm/arm.c (arm_invalid_parameter_type): Remove
3224 (arm_invalid_return_type): Likewise.
3225 (TARGET_INVALID_PARAMETER_TYPE): Remove.
3226 (TARGET_INVALID_RETURN_TYPE): Remove.
3227 (aapcs_vfp_sub_candidate): Allow HFmode.
3228 (aapcs_vfp_allocate): Add comment. Support HFmode.
3229 (aapcs_vfp_allocate_return_reg): Likewise.
3230 (struct aapcs_cp_arg_layout): Slightly reword comments for
3231 is_return_candidate and allocate_return_reg.
3232 (output_mov_vfp): Update assert.
3233 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
3235 (arm_invalid_parameter_type): Remove.
3236 (amr_invalid_return_type): Remove.
3237 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
3238 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
3239 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
3241 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3243 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
3244 * config/aarch64/arch64-protos.h
3245 (aarch64_legitimize_reload_address): Remove.
3246 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
3249 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
3251 * configure.ac: Add ACX_NONCANONICAL_HOST.
3252 * configure: Regenerate.
3253 * Makefile.in: Set host_noncanonical.
3255 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
3258 * config/i386/i386.md (*movtf_internal): Before register allocation,
3259 do not allow FP constants for CM_MEDIUM memory model, allow only
3260 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
3261 (*movxf_internal): Ditto.
3262 (*movdf_internal): Ditto.
3263 (*movsf_internal): Ditto.
3265 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
3267 PR rtl-optimization/67483
3268 * combine.c (make_compound_operation): Don't call extract_left_shift
3269 with negative shift amounts.
3271 2016-05-13 Jakub Jelinek <jakub@redhat.com>
3274 * fold-const.c (fold_checksum_tree): Allow modification
3275 of TYPE_ALIAS_SET during folding.
3277 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
3278 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
3279 (ix86_split_to_parts): Likewise. Fix up formatting.
3281 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
3283 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
3284 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
3287 2016-05-13 Nathan Sidwell <nathan@acm.org>
3289 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
3290 (nvptx_name_replacement): Delete.
3291 (write_fn_proto, write_fn_proto_from_insn,
3292 nvptx_output_call_insn): Remove nvptx_name_replacement call.
3293 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
3294 * langhooks.c (add_builtin_funcction_common): Call
3295 targetm.mangle_decl_assembler_name.
3297 * config/nvptx/nvptx.c (write_fn_proto): Handle
3298 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
3300 2016-05-13 Martin Liska <mliska@suse.cz>
3302 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
3303 and PRIu64 in printf format.
3305 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3307 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
3310 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3312 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3313 Change --param max-completely-peeled-times to
3314 --param max-completely-peel-times in dump file printing.
3316 2016-05-13 Richard Biener <rguenther@suse.de>
3318 PR tree-optimization/42587
3319 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
3320 (find_bswap_or_nop_1): Likewise.
3321 (bswap_replace): Likewise.
3323 2016-05-13 Martin Liska <mliska@suse.cz>
3325 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
3326 Initialize a variable with default value.
3328 2016-05-13 Martin Liska <mliska@suse.cz>
3330 * doc/invoke.texi: Enhance explanation of error recovery
3333 2016-05-13 Martin Liska <mliska@suse.cz>
3335 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
3336 (struct cost_pair): Change inv_expr_id (int) to inv_expr
3337 (iv_inv_expr_ent *).
3338 (struct iv_inv_expr_ent): Comment struct fields.
3339 (sort_iv_inv_expr_ent): New function.
3340 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
3341 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
3342 a hash_map between iv_inv_expr_ent and number of usages.
3343 (niter_for_exit): Fix coding style.
3344 (tree_ssa_iv_optimize_init): Use renamed variable.
3345 (determine_base_object): Fix coding style.
3346 (alloc_iv): Likewise.
3347 (find_interesting_uses_outside): Likewise.
3348 (add_candidate_1): Likewise.
3349 (add_standard_iv_candidates): Likewise.
3350 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
3351 (prepare_decl_rtl): Fix coding style.
3352 (get_address_cost): Likewise.
3353 (get_shiftadd_cost): Likewise.
3354 (force_expr_to_var_cost): Likewise.
3355 (compare_aff_trees): Likewise.
3356 (get_expr_id): Restructure the function.
3357 (get_loop_invariant_expr_id): Renamed to
3358 get_loop_invariant_expr.
3359 (get_computation_cost_at): Replace usage of inv_expr_id with
3361 (get_computation_cost): Likewise.
3362 (determine_group_iv_cost_generic): Likewise.
3363 (determine_group_iv_cost_address): Likewise.
3364 (iv_period): Fix coding style.
3365 (iv_elimination_compare_lt): Likewise.
3366 (may_eliminate_iv): Likewise.
3367 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
3369 (determine_group_iv_costs): Dump invariant expressions.
3370 (iv_ca_recount_cost): Use the newly added hash_map.
3371 (iv_ca_set_remove_invariants): Fix coding style.
3372 (iv_ca_set_add_invariants): Fix coding style.
3373 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
3375 (iv_ca_set_cp): Likewise.
3376 (iv_ca_new): Initialize the newly added hash_map and remove
3377 initialization of fields.
3378 (iv_ca_free): Delete the hash_map.
3379 (iv_ca_dump): Dump invariant expressions.
3380 (iv_ca_extend): Fix coding style.
3381 (try_add_cand_for): Likewise.
3382 (create_new_ivs): Dump information about # of avg iterations and
3383 # of used invariant expressions.
3384 (rewrite_use_compare): Fix coding style.
3385 (free_loop_data): Set default value for max_inv_expr_id.
3387 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
3389 * cse.c (rest_of_handle_cse): Use cleanup_cfg
3390 returned value cse_cfg_altered computation.
3391 (rest_of_handle_cse2): Likewise.
3392 (rest_of_handle_cse_after_global_opts): Likewise.
3394 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3397 * config/arm/arm.c (arm32_output_mi_thunk): New.
3398 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
3399 to split Thumb1 vs TARGET_32BIT functionality.
3400 (arm_thumb1_mi_thunk): New.
3402 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3404 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
3407 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3410 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
3412 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
3414 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
3415 (expand_builtin_trap): Emit a regular call.
3416 (set_builtin_user_assembler_name): Remove obsolete cases.
3417 * dse.c (scan_insn): Adjust.
3418 * except.c: Include calls.h.
3419 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
3420 emit a regular call to setjmp.
3421 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
3422 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
3423 (emit_block_move_via_libcall): Delete.
3424 (block_move_fn): Delete.
3425 (init_block_move_fn): Likewise.
3426 (emit_block_move_libcall_fn): Likewise.
3427 (emit_block_op_via_libcall): New function.
3428 (set_storage_via_libcall): Tidy up and use memset builtin.
3429 (block_clear_fn): Delete.
3430 (init_block_clear_fn): Likewise.
3431 (clear_storage_libcall_fn): Likewise.
3432 (expand_assignment): Call emit_block_move_via_libcall.
3433 Do not include gt-expr.h.
3434 * expr.h (emit_block_op_via_libcall): Declare.
3435 (emit_block_copy_via_libcall): New inline function.
3436 (emit_block_move_via_libcall): Likewise.
3437 (emit_block_comp_via_libcall): Likewise.
3438 (block_clear_fn): Delete.
3439 (init_block_move_fn): Likewise.
3440 (init_block_clear_fn): Likewise.
3441 (emit_block_move_via_libcall): Likewise.
3442 (set_storage_via_libcall): Add default parameter value.
3443 * libfuncs.h (enum libfunc_index): Remove obsolete values.
3444 (abort_libfunc): Delete.
3445 (memcpy_libfunc): Likewise.
3446 (memmove_libfunc): Likewise.
3447 (memcmp_libfunc): Likewise.
3448 (memset_libfunc): Likewise.
3449 (setbits_libfunc): Likewise.
3450 (setjmp_libfunc): Likewise.
3451 (longjmp_libfunc): Likewise.
3452 (profile_function_entry_libfunc): Likewise.
3453 (profile_function_exit_libfunc): Likewise.
3454 (gcov_flush_libfunc): Likewise.
3455 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
3456 and DECL_VISIBILITY on the declaration.
3457 (init_optabs): Do not initialize obsolete libfuncs.
3458 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
3459 * tree-core.h (ECF_RET1): Define.
3460 (ECF_TM_PURE): Adjust.
3461 (ECF_TM_BUILTIN): Likewise.
3462 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
3463 (build_common_builtin_nodes): Initialize abort builtin.
3464 Add ECF_RET1 on memcpy, memmove and memset builtins.
3465 Pass final flags for alloca and alloca_with_align builtins.
3466 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
3468 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
3469 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
3470 set_storage_via_libcall and call emit_block_copy_via_libcall.
3472 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
3474 * config/i386/i386.md (*call_got_x32): Change operand 0 to
3475 DImode before it is passed to ix86_output_call_operand.
3476 (*call_value_got_x32): Ditto for operand 1.
3478 2016-05-12 Jiong Wang <jiong.wang@arm.com>
3480 PR rtl-optimization/70904
3481 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
3482 reload for wide mode.
3484 2016-05-12 Marek Polacek <polacek@redhat.com>
3487 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
3488 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
3489 * langhooks.h (incomplete_type_error): Likewise.
3490 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
3491 parameter, pass it down to incomplete_type_error.
3492 * tree.h (size_in_bytes): New inline overload.
3493 (size_in_bytes_loc): Renamed from size_in_bytes.
3495 2016-05-12 Richard Biener <rguenther@suse.de>
3497 PR tree-optimization/71059
3498 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
3499 nary before looking up or entering the expression into the VN
3501 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
3502 Make sure to re-use NARYs without result as inserted by
3505 2016-05-12 Richard Biener <rguenther@suse.de>
3507 PR tree-optimization/71062
3508 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3510 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3511 vars_contains_restrict if the var is a restrict tag.
3512 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
3513 do not disambiguate pointers against it.
3514 (dump_points_to_solution): Re-structure and adjust for new
3515 vars_contains_restrict flag.
3516 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
3518 2016-05-12 Martin Liska <mliska@suse.cz>
3520 * doc/invoke.texi: Explain connection between
3521 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
3523 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
3525 PR tree-optimization/71006
3526 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
3527 consider COND_EXPR as a mask producer.
3529 2016-05-12 Marek Polacek <polacek@redhat.com>
3532 * opts.c (common_handle_option): Detect missing argument for --help^.
3534 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3537 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
3538 when popping the PC and within an interrupt handler routine.
3539 Add missing tab to output of "ldmfd".
3540 (output_return_instruction): Output LDMFD with SP update rather
3541 than POP when returning from interrupt handler.
3543 2016-05-12 Jakub Jelinek <jakub@redhat.com>
3545 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
3546 TARGET_64BIT && TARGET_AVX512DQ.
3547 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
3548 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
3549 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
3550 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
3551 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
3552 (*vec_extractv4si_zext): Add avx512dq alternative.
3553 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
3554 use v instead of x constraint in other alternatives where possible.
3556 * config/i386/sse.md (sse2_loadld): Use v instead of x
3557 constraint in alternatives 0,1,4.
3559 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
3560 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
3561 v constraints instead of x and <pinsr_evex_isa> isa attribute.
3564 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
3565 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
3566 is not emitted unless TARGET_AVX512BW.
3567 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
3568 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
3569 for the result operand.
3571 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
3572 constraint instead of x in avx alternatives. Use maybe_evex instead
3575 * config/i386/constraints.md (Yv): New constraint.
3576 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
3577 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
3578 * config/i386/i386.md (avx512fvecmode): New mode attr.
3579 (*pushtf): Use v constraint instead of x.
3580 (*movtf_internal): Likewise. For TARGET_AVX512VL and
3581 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
3582 (*absneg<mode>2): Use Yv constraint instead of x constraint.
3583 (*absnegtf2_sse): Likewise.
3584 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
3585 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
3586 avx512f alternatives.
3587 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
3589 2016-05-12 Richard Biener <rguenther@suse.de>
3591 PR tree-optimization/71060
3592 * tree-data-ref.c (initialize_data_dependence_relation): Do not
3593 require exact match of DR_BASE_OBJECT but only matching address and
3596 2016-05-12 Richard Biener <rguenther@suse.de>
3598 PR tree-optimization/70986
3599 * cfganal.c: Include cfgloop.h.
3600 (dfs_find_deadend): Prefer to take edges exiting loops.
3602 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3604 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
3605 compile and run time.
3607 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
3610 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
3612 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
3614 * config/i386/i386.c (legitimize_pic_address): Use
3615 copy_to_suggested_reg instead of gen_movsi.
3617 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3619 * config/rs6000/predicates.md (quad_memory_operand): Move most of
3620 the code into quad_address_p and call it to share code with
3621 vsx_quad_dform_memory_operand.
3622 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
3624 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
3625 bit instead of being a separate word. Split -mpower9-dform into
3626 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3627 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
3628 for the register class supporting 128-bit quad word memory offsets.
3629 (mode_supports_vsx_dform_quad): Helper function to return if the
3630 register class uses quad word memory offsets.
3631 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
3632 (rs6000_debug_reg_global): Always print if we are using LRA or not.
3633 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
3634 instructions are enabled, set up the appropriate addr_masks for
3636 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
3637 -mpower9-dform-scalar, instead of -mpower9-dform.
3638 (rs6000_option_override_internal): Split -mpower9-dform into two
3639 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
3640 -mpower9-dform switch sets or clears both. If we are not using
3641 the LRA register allocator, do not enable -mpower9-dform-vector by
3642 default. If we are using LRA, enable -mpower9-dform-vector and
3643 -mvsx-timode if it is appropriate. Issue a warning if either
3644 -mpower9-dform-vector or -mvsx-timode are explicitly used without
3646 (quad_address_offset_p): New helper function to return if the
3647 offset is legal for quad word memory instructions.
3648 (quad_address_p): New function to determin if GPR or vector
3649 register quad word memory addresses are legal.
3650 (mem_operand_gpr): Validate quad word address offsets.
3651 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
3652 d-form (register + offset) instructions.
3653 (offsettable_ok_by_alignment): Likewise.
3654 (rs6000_legitimate_offset_address_p): Likewise.
3655 (legitimate_lo_sum_address_p): Likewise.
3656 (rs6000_legitimize_address): Likewise.
3657 (rs6000_legitimize_reload_address): Add more debug statements for
3659 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
3660 d-form instructions.
3661 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
3662 d-form instructions. Distinguish different cases in debug
3663 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
3664 d-form instructions.
3665 (rs6000_preferred_reload_class): Likewise.
3666 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
3667 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
3668 of the ISA 2.06 indexed memory instructions.
3669 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
3670 use them to save/restore the saved vector registers instead of
3671 using Altivec instructions.
3672 (rs6000_emit_epilogue): Likewise.
3673 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
3674 (rs6000_opt_masks): Split -mpower9-dform into
3675 -mpower9-dform-scalar and -mpower9-dform-vector.
3676 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
3678 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
3679 ISA 3.0 vector indexed memory instructions, and fold the code into
3680 the normal mov<mode> patterns.
3681 (p9_vecstore_<mode>): Likewise.
3682 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
3684 (vsx_movti_64bit): Likewise.
3685 (vsx_movti_32bit): Likewise.
3686 * config/rs6000/constraints.md (wO constraint): New constraint for
3687 ISA 3.0 vector d-form support.
3688 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
3689 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
3690 include -mpower9-dform-vector until we switch over to LRA.
3691 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
3692 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3693 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
3694 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3695 for -mpower9-dform and -mlra.
3696 * doc/md.texi (wO constraint): Document wO constraint.
3698 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
3700 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
3701 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
3702 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
3703 Move handling of non-insn arguments inline into the sole user:
3704 (output_trans_func): ...here.
3705 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
3706 in emitted function prototype.
3707 (output_internal_insn_latency_func): Ditto. Simplify.
3708 (output_internal_maximal_insn_latency_func): Ditto. Delete
3709 always-unused argument.
3710 (output_insn_latency_func): Ditto.
3711 (output_maximal_insn_latency_func): Ditto.
3713 2016-05-11 Richard Biener <rguenther@suse.de>
3715 PR tree-optimization/71055
3716 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
3717 sth with precision not equal to access size verify we don't chop
3720 2016-05-11 Richard Biener <rguenther@suse.de>
3723 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
3724 (dwarf2out_finish): Move retry_incomplete_types call ...
3725 (dwarf2out_early_finish): ... here.
3727 2016-05-11 Richard Biener <rguenther@suse.de>
3730 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
3731 if the langhook insists on it.
3732 * fold-const.c (make_bit_field_ref): Add arg for the original
3733 reference and preserve its alias-set.
3734 (decode_field_reference): Take exp by reference and adjust it
3735 to the original memory reference.
3736 (optimize_bit_field_compare): Adjust callers.
3737 (fold_truth_andor_1): Likewise.
3738 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
3740 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
3743 * cfgrtl.h (delete_insn_and_edges): Now return bool.
3744 * cfgrtl.c (delete_insn_and_edges): Likewise.
3745 * config/i386/i386.c (convert_scalars_to_vector): Remove
3747 * cse.c (cse_insn): Compute cse_cfg_altered.
3748 (delete_trivially_dead_insns): Likewise.
3749 (cse_cc_succs): Likewise.
3750 (rest_of_handle_cse): Free dominance info if required.
3751 (rest_of_handle_cse2): Likewise.
3752 (rest_of_handle_cse_after_global_opts): Likewise.
3754 2016-05-11 Alan Modra <amodra@gmail.com>
3756 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
3757 abi_v4_pass_in_fpr): New functions.
3758 (rs6000_function_arg_boundary): Exclude complex IBM long double
3759 from 64-bit alignment when ABI_V4.
3760 (rs6000_function_arg, rs6000_function_arg_advance_1,
3761 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
3763 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
3765 PR rtl-optimization/71028
3766 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
3767 jump with just a return in the fallthrough block if the branch
3768 block contains just a return as well.
3770 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
3772 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
3773 * match.pd ((X & Y) ^ Y): ... this.
3774 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
3775 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
3777 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3779 * read-md.c (require_char_ws): New function.
3780 (read_string): Simplify using require_char_ws.
3781 (handle_constants): Likewise.
3782 (handle_enum): Likewise.
3783 (handle_file): Likewise.
3784 * read-md.h (require_char_ws): New declaration.
3785 * read-rtl.c (read_conditions): Simplify using require_char_ws.
3786 (read_mapping): Likewise.
3787 (read_rtx_code): Likewise.
3788 (read_nested_rtx): Likewise.
3790 2016-05-10 James Norris <jnorris@codesourcery.com>
3792 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
3793 if offloading is enabled and -fopenacc or -fopenmp is specified.
3794 (CRTOFFLOADEND): Likewise.
3795 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
3796 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
3798 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
3800 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
3801 gotoff_operand code paths. Use copy_to_suggested_regs and
3802 expand_simple_binop where appropriate. Cleanup.
3804 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3807 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
3809 (dimode_scalar_chain::vector_const_cost): New.
3810 (dimode_scalar_chain::compute_convert_gain): Handle constants.
3811 (dimode_scalar_chain::convert_op): Likewise.
3812 (dimode_scalar_chain::convert_insn): Likewise.
3814 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3816 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
3817 unary operation, not a binary one.
3819 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3822 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
3823 calls with type casted fndecl.
3825 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3827 PR tree-optimization/70786
3828 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
3829 * calls.c (initialize_argument_information): Bind bounds
3830 with corresponding args passed by reference.
3832 2016-05-10 Jakub Jelinek <jakub@redhat.com>
3835 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
3836 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
3837 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
3840 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3843 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
3844 code for a zero scale factor.
3845 (vsx_xvcvdpuxds_scale): Likewise.
3847 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3849 * diagnostic-show-locus.c (layout::layout): Call show_ruler
3850 if show_ruler_p was set on the context.
3851 (layout::show_ruler): New method.
3852 * diagnostic.h (struct diagnostic_context): Add field
3855 2016-05-10 Richard Biener <rguenther@suse.de>
3857 PR tree-optimization/71039
3858 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
3859 (chk_uses): New function.
3860 (propagate_with_phi): Verify we can safely replicate the lhs of an
3861 aggregate assignment on all incoming edges.
3863 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
3865 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
3867 (rx_atomic_sequence): New class.
3868 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
3869 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
3871 (rx_atomic_sequence::rx_atomic_sequence,
3872 rx_atomic_sequence::~rx_atomic_sequence): New functions.
3873 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
3874 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
3875 CTRLREG_INTB): New constants.
3876 (FETCHOP): New code iterator.
3877 (fethcop_name, fetchop_name2): New iterator code attributes.
3878 (QIHI): New mode iterator.
3879 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
3880 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
3881 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
3883 2016-05-10 Martin Liska <mliska@suse.cz>
3885 * tree-inline.c (remap_dependence_clique): Do not remap
3886 debugging statements.
3888 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3890 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
3891 ("*fixuns_truncdfdi2_z13")
3892 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
3893 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
3894 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
3896 2016-05-10 Richard Biener <rguenther@suse.de>
3898 PR tree-optimization/70497
3899 PR tree-optimization/28367
3900 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
3902 (visit_reference_op_load): ... here.
3903 (vn_reference_lookup_3): Use it to handle subreg-like accesses
3904 with simplified BIT_FIELD_REFs.
3905 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
3906 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
3909 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3911 * dwarf2out.c (add_abstract_origin_attribute): Adjust
3912 documentation comment. For BLOCK nodes, add a
3913 DW_AT_abstract_origin attribute that points to the DIE generated
3914 for the origin BLOCK.
3915 (gen_lexical_block_die): Call add_abstract_origin_attribute for
3916 blocks from inlined functions.
3918 2016-05-10 Alan Modra <amodra@gmail.com>
3921 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
3922 regrename modifying insns saving lr before __morestack call.
3923 * config/rs6000/rs6000.md (split_stack_return): Similarly for
3924 insns restoring lr after __morestack call.
3926 2016-05-09 Jakub Jelinek <jakub@redhat.com>
3928 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
3929 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
3931 * config/i386/sse.md (vec_interleave_high<mode>,
3932 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
3933 <avx512>_vpermt2var<mode>3_maskz): Likewise.
3935 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3937 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
3938 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
3939 parallel reassociation for power8 and forward.
3941 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
3943 * config/i386/i386.md (absneg splitters with general regs): Use
3944 general_reg_operand predicate.
3945 (btsq peephole2): Use x86_64_immediate_operand to check if new
3946 value is suitable for immediate operand. Generate emitted insn
3947 using RTL expressions.
3948 (btcq peephole2): Ditto.
3949 (btrq peephole2): Ditto. Generate correct immediate operand
3952 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
3954 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
3957 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
3959 * tree-affine.c (wide_int_constant_multiple_p): Add missing
3960 pointer dereference.
3962 2016-05-09 Richard Biener <rguenther@suse.de>
3964 PR tree-optimization/70985
3965 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
3966 op0 isn't a gimple register.
3968 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
3970 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
3971 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
3972 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
3973 (i6400_fpu_mult): New cpu units.
3974 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
3975 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
3976 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
3977 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
3978 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
3979 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
3980 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
3981 (i6400_msa_long_float4, i6400_msa_long_float5)
3982 (i6400_msa_long_float8, i6400_msa_fdiv_df)
3983 (i6400_msa_fdiv_sf): New reservations.
3984 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
3985 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
3986 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
3987 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
3988 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
3989 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
3990 (msa_short_cmp, msa_short_float2, msa_short_logic3)
3991 (msa_short_store4, msa_long_load, msa_short_store)
3992 (msa_long_logic, msa_long_float2, msa_long_float4)
3993 (msa_long_float5, msa_long_float8, msa_long_mult)
3994 (msa_long_fdiv, msa_long_div): New reservations.
3996 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
3997 Sameera Deshpande <sameera.deshpande@imgtec.com>
3998 Matthew Fortune <matthew.fortune@imgtec.com>
3999 Graham Stott <graham.stott@imgtec.com>
4000 Chao-ying Fu <chao-ying.fu@imgtec.com>
4002 * config.gcc: Add MSA header file for mips*-*-* target.
4003 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
4004 (Ubv8i, Urv8): New constraints.
4005 * config/mips/mips-ftypes.def: Add function types for MSA
4007 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
4008 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
4009 * config/mips/mips-msa.md: New file.
4010 * config/mips/mips-protos.h
4011 (mips_split_128bit_const_insns): New prototype.
4012 (mips_msa_idiv_insns): Likewise.
4013 (mips_split_128bit_move): Likewise.
4014 (mips_split_128bit_move_p): Likewise.
4015 (mips_split_msa_copy_d): Likewise.
4016 (mips_split_msa_insert_d): Likewise.
4017 (mips_split_msa_fill_d): Likewise.
4018 (mips_expand_msa_branch): Likewise.
4019 (mips_const_vector_same_val_p): Likewise.
4020 (mips_const_vector_same_bytes_p): Likewise.
4021 (mips_const_vector_same_int_p): Likewise.
4022 (mips_const_vector_shuffle_set_p): Likewise.
4023 (mips_const_vector_bitimm_set_p): Likewise.
4024 (mips_const_vector_bitimm_clr_p): Likewise.
4025 (mips_msa_vec_parallel_const_half): Likewise.
4026 (mips_msa_output_division): Likewise.
4027 (mips_ldst_scaled_shift): Likewise.
4028 (mips_expand_vec_cond_expr): Likewise.
4029 * config/mips/mips.c (enum mips_builtin_type): Add
4030 MIPS_BUILTIN_MSA_TEST_BRANCH.
4031 (mips_gen_const_int_vector_shuffle): New prototype.
4032 (mips_const_vector_bitimm_set_p): New function.
4033 (mips_const_vector_bitimm_clr_p): Likewise.
4034 (mips_const_vector_same_val_p): Likewise.
4035 (mips_const_vector_same_bytes_p): Likewise.
4036 (mips_const_vector_same_int_p): Likewise.
4037 (mips_const_vector_shuffle_set_p): Likewise.
4038 (mips_symbol_insns): Forbid loading symbols via immediate for
4040 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
4042 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
4044 (mips_lx_address_p): Add support load indexed address for MSA.
4045 (mips_address_insns): Add calculation of instructions needed for
4046 stores and loads for MSA.
4047 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
4048 CONST_VECTOR for MSA and let it fall through.
4049 (mips_ldst_scaled_shift): New function.
4050 (mips_subword_at_byte): Likewise.
4051 (mips_msa_idiv_insns): Likewise.
4052 (mips_legitimize_move): Validate MSA moves.
4053 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
4054 calculation of costs for MSA division.
4055 (mips_split_move_p): Check if MSA moves need splitting.
4056 (mips_split_move): Split MSA moves if necessary.
4057 (mips_split_128bit_move_p): New function.
4058 (mips_split_128bit_move): Likewise.
4059 (mips_split_msa_copy_d): Likewise.
4060 (mips_split_msa_insert_d): Likewise.
4061 (mips_split_msa_fill_d): Likewise.
4062 (mips_output_move): Handle MSA moves.
4063 (mips_expand_msa_branch): New function.
4064 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
4065 Reinstate 'y' modifier.
4066 (mips_file_start): Add MSA .gnu_attribute.
4067 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
4069 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
4070 (mips_class_max_nregs): Add register size for MSA supported mode.
4071 (mips_cannot_change_mode_class): Allow conversion between MSA
4072 vector modes and TImode.
4073 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
4075 (mips_secondary_reload_class): Force MSA loads/stores via memory.
4076 (mips_preferred_simd_mode): Add preffered modes for MSA.
4077 (mips_vector_mode_supported_p): Add MSA supported modes.
4078 (mips_autovectorize_vector_sizes): New function.
4079 (mips_msa_output_division): Likewise.
4080 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
4081 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
4082 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
4083 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
4084 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
4085 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
4086 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
4087 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
4088 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
4089 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
4090 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
4091 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
4092 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
4093 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
4094 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
4095 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
4096 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
4097 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
4098 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
4099 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
4100 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
4101 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
4102 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
4103 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
4104 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
4105 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
4106 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
4107 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
4108 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
4109 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
4110 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
4111 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
4112 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
4113 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
4114 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
4115 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
4116 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
4117 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
4118 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
4119 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
4120 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
4121 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
4122 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
4123 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
4124 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
4125 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
4126 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
4127 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
4128 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
4129 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
4130 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
4131 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
4132 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
4133 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
4134 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
4135 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
4136 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
4137 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
4138 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
4139 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
4140 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
4141 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
4142 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
4143 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
4144 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
4145 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
4146 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
4147 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
4148 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
4149 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
4150 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
4151 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
4152 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
4153 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
4154 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
4155 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
4156 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
4157 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
4158 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
4159 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
4160 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
4161 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
4162 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
4163 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
4164 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
4165 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
4166 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
4167 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
4168 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
4169 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
4170 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
4171 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
4172 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
4173 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
4174 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
4175 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
4176 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
4177 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
4178 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
4179 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
4180 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
4181 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
4182 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
4183 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
4184 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
4185 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
4186 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
4187 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
4188 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
4189 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
4190 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
4191 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
4192 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
4193 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
4194 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
4195 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
4196 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
4197 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
4198 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
4199 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
4200 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
4201 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
4202 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
4203 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
4204 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
4205 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
4206 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
4207 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
4208 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
4209 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
4210 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
4211 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
4212 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
4213 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
4214 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
4215 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
4216 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
4217 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
4218 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
4219 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
4220 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
4221 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
4222 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
4223 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
4224 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
4225 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
4226 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
4227 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
4228 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
4229 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
4230 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
4232 (mips_get_builtin_decl_index): New array.
4233 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
4234 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
4235 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
4236 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
4237 (mips_init_builtins): Initialize mips_get_builtin_decl_index
4239 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4241 (mips_expand_builtin_insn): Prepare operands for
4242 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
4243 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
4244 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
4245 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
4246 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
4247 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
4248 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
4249 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
4250 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
4251 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
4252 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
4253 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
4254 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
4255 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
4256 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
4257 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
4258 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
4259 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
4260 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
4261 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
4262 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
4263 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
4264 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
4265 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
4266 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
4267 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
4268 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
4269 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
4270 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
4271 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
4272 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
4273 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
4274 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
4275 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
4276 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
4277 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
4278 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
4279 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
4280 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
4281 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
4282 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
4283 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
4284 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
4285 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
4286 These are set implicitly and an error is reported if overridden.
4287 (mips_expand_builtin_msa_test_branch): New function.
4288 (mips_expand_msa_shuffle): Likewise.
4289 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
4290 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
4291 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
4292 (mips_expand_vec_unpack): Add support for MSA.
4293 (mips_expand_vector_init): Likewise.
4294 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
4295 instead of const0_rtx.
4296 (mips_msa_vec_parallel_const_half): New function.
4297 (mips_gen_const_int_vector): Likewise.
4298 (mips_gen_const_int_vector_shuffle): Likewise.
4299 (mips_expand_msa_cmp): Likewise.
4300 (mips_expand_vec_cond_expr): Likewise.
4301 * config/mips/mips.h
4302 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
4303 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
4305 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
4306 (ISA_HAS_MSA): New macro.
4307 (UNITS_PER_MSA_REG): Likewise.
4308 (BITS_PER_MSA_REG): Likewise.
4309 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
4310 (MSA_REG_FIRST): New macro.
4311 (MSA_REG_LAST): Likewise.
4312 (MSA_REG_NUM): Likewise.
4313 (MSA_REG_P): Likewise.
4314 (MSA_REG_RTX_P): Likewise.
4315 (MSA_SUPPORTED_MODE_P): Likewise.
4316 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
4317 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
4318 * config/mips/mips.md: Include mips-msa.md.
4319 (alu_type): Add simd_add.
4320 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
4321 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
4322 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
4323 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
4324 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
4325 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
4326 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
4327 simd_move, simd_load, simd_store. Choose "multi" for moves
4329 (qword_mode): New attribute.
4330 (insn_count): Add instruction count for quad moves.
4331 Increase the count for MIPS SIMD division.
4332 (UNITMODE): Add UNITMODEs for vector types.
4333 (addsub): New code iterator.
4334 * config/mips/mips.opt (mmsa): New option.
4335 * config/mips/msa.h: New file.
4336 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
4338 * config/mips/mti-linux.h: Likewise.
4339 * config/mips/predicates.md
4340 (const_msa_branch_operand): New constraint.
4341 (const_uimm3_operand): Likewise.
4342 (const_uimm4_operand): Likewise.
4343 (const_uimm5_operand): Likewise.
4344 (const_uimm8_operand): Likewise.
4345 (const_imm5_operand): Likewise.
4346 (aq10b_operand): Likewise.
4347 (aq10h_operand): Likewise.
4348 (aq10w_operand): Likewise.
4349 (aq10d_operand): Likewise.
4350 (const_m1_operand): Likewise.
4351 (reg_or_m1_operand): Likewise.
4352 (const_exp_2_operand): Likewise.
4353 (const_exp_4_operand): Likewise.
4354 (const_exp_8_operand): Likewise.
4355 (const_exp_16_operand): Likewise.
4356 (const_vector_same_val_operand): Likewise.
4357 (const_vector_same_simm5_operand): Likewise.
4358 (const_vector_same_uimm5_operand): Likewise.
4359 (const_vector_same_uimm6_operand): Likewise.
4360 (const_vector_same_uimm8_operand): Likewise.
4361 (par_const_vector_shf_set_operand): Likewise.
4362 (reg_or_vector_same_val_operand): Likewise.
4363 (reg_or_vector_same_simm5_operand): Likewise.
4364 (reg_or_vector_same_uimm6_operand): Likewise.
4365 * doc/extend.texi (MIPS SIMD Architecture Functions): New
4367 * doc/invoke.texi (-mmsa): Document new option.
4369 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4371 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
4372 * configure: Regenerate.
4373 * config.in: Regenerate.
4374 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
4376 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
4377 (ENDFILE_VTV_SPEC): Define.
4379 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
4381 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
4382 registers in all interrupt handlers if necessary.
4383 (rl78_option_override): Add warning.
4384 (MUST_SAVE_MDUC_REGISTERS): New macro.
4385 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
4386 * config/rl78/rl78.c (check_mduc_usage): New function.
4387 (mduc_regs): New structure to hold MDUC register data.
4388 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
4389 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
4390 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
4391 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
4392 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
4393 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
4395 2016-05-09 Bin Cheng <bin.cheng@arm.com>
4397 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
4398 (tree-ssa-loop-niter.h): Ditto.
4399 (idx_within_array_bound, ref_within_array_bound): New functions.
4400 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
4401 Factor out check on writable base object to ...
4402 (base_object_writable): ... here.
4404 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4406 * config/arm/arm.md (probe_stack): Add modes to set source
4409 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
4411 * regrename.c (base_reg_class_for_rename): New static function.
4412 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
4414 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
4416 * cgraph.c (thunk_adjust): Export.
4417 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
4418 * cgraphunit.c (thunk_adjust): Export.
4419 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
4421 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
4423 * tree-inline.c (expand_call_inline): Expand thunks inline.
4425 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
4428 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
4429 (*sse2_vd_cvtss2sd): Ditto.
4430 * config/i386/i386.md
4431 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
4432 Generate *sse2_vd_cvtsd2ss pattern.
4433 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
4434 Generate *sse2_vd_cvtss2sd pattern.
4436 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4438 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
4439 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
4442 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4444 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
4445 * config/sh/sh.c: Define and declare variables on first use throughout
4447 (current_function_interrupt): Change to bool type.
4448 (frame_insn): Rename to emit_frame_insn and update users.
4449 (push_regs): Use bool for 'interrupt_handler' argument.
4450 (save_schedule_s): Remove.
4451 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
4452 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
4453 targetm.asm_out.unaligned_op.di.
4454 (gen_far_branch): Remove redundant forward declaration.
4455 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
4456 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
4457 (sh_set_return_address, sh_function_ok_for_sibcall,
4458 scavenge_reg): Update comments.
4459 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
4460 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
4461 (sh_attr_renesas_p): Remove unnecessary parentheses.
4462 (branch_dest): Simplify.
4463 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
4464 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
4465 (CUMULATIVE_ARGS): Change macro to typedef.
4466 (current_function_interrupt): Change to bool type.
4467 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
4468 Surround with __cplusplus ifdef.
4469 (sh_compare_op0, sh_compare_op1): Remove.
4470 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
4472 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
4474 * config/arm/arm.md: (arch): Add neon.
4475 (arch_enabled): Return yes for arch neon when TARGET_NEON.
4476 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
4477 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
4478 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
4479 attributes for alt renumbering. Mark alt 3 as non-predicable.
4480 (thumb2_movdf_vfp): Likewise.
4482 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
4484 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
4485 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
4486 (*andqi_1): Add preferred_for_speed attribute to disparage
4487 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
4488 (*<code>qi_1): Ditto.
4489 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
4490 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
4491 (*ashlqi3_1): Ditto.
4492 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
4493 Add preferred_for_size attribute to disparage alternative 0 and
4494 preferred_for_speed attribute to disparage alternative 1 for
4495 TARGET_PARTIAL_REG_STALL targets.
4497 2016-05-07 Tom de Vries <tom@codesourcery.com>
4499 PR tree-optimization/70956
4500 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
4503 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
4505 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
4506 * config/sh/sh.c (sh_cbranch_distance): Implement it.
4507 * config/sh/sh.md (branch_zero): Remove define_attr.
4508 (define_delay): Disable delay slot if branch distance is one insn.
4510 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4512 * config/i386/i386.md (LEAMODE): New mode attribute.
4513 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
4514 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
4515 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
4516 operand 2 predicate.
4517 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
4518 (*lea<mode>_general_3): Ditto.
4519 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
4521 2016-05-06 Jakub Jelinek <jakub@redhat.com>
4523 * genmddump.c (main): Convert argv from char ** to const char **.
4525 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4527 * coretypes.h (OVERRIDE): New macro.
4530 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
4532 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
4533 allow coalescing if the types are compatible.
4535 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4537 * pass_manager.h (pass_manager::register_pass_name): New method.
4538 (pass_manager::get_pass_by_name): New method.
4539 (pass_manager::create_pass_tab): New method.
4540 (pass_manager::m_name_to_pass_map): New field.
4541 * passes.c (name_to_pass_map): Delete global in favor of field
4542 "m_name_to_pass_map" of pass_manager.
4543 (register_pass_name): Rename from a function to...
4544 (pass_manager::register_pass_name): ...this method, updating
4545 for renaming of global "name_to_pass_map" to field
4546 "m_name_to_pass_map".
4547 (create_pass_tab): Rename from a function to...
4548 (pass_manager::create_pass_tab): ...this method, updating
4549 for renaming of global "name_to_pass_map" to field.
4550 (get_pass_by_name): Rename from a function to...
4551 (pass_manager::get_pass_by_name): ...this method.
4552 (enable_disable_pass): Convert use of get_pass_by_name to
4553 a method call, locating the pass_manager singleton.
4555 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4557 * genattr-common.c (main): Convert argv from char ** to const char **.
4558 * genattr.c (main): Likewise.
4559 * genattrtab.c (main): Likewise.
4560 * genautomata.c (initiate_automaton_gen): Likewise.
4562 * gencodes.c (main): Likewise.
4563 * genconditions.c (main): Likewise.
4564 * genconfig.c (main): Likewise.
4565 * genconstants.c (main): Likewise.
4566 * genemit.c (main): Likewise.
4567 * genenums.c (main): Likewise.
4568 * genextract.c (main): Likewise.
4569 * genflags.c (main): Likewise.
4570 * genmddeps.c (main): Likewise.
4571 * genopinit.c (main): Likewise.
4572 * genoutput.c (main): Likewise.
4573 * genpeep.c (main): Likewise.
4574 * genpreds.c (main): Likewise.
4575 * genrecog.c (main): Likewise.
4576 * gensupport.c (init_rtx_reader_args_cb): Likewise.
4577 (init_rtx_reader_args): Likewise.
4578 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4579 (init_rtx_reader_args): Likewise.
4580 * gentarget-def.c (main): Likewise.
4581 * read-md.c (read_md_files): Likewise.
4582 * read-md.h (read_md_files): Likewise.
4584 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4586 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
4587 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
4588 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
4589 Remove unused predicate.
4590 (register_and_not_fp_reg_operand): Ditto.
4592 2016-05-06 Martin Liska <mliska@suse.cz>
4594 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
4595 instead of vec as the vector is local to the function.
4597 2016-05-06 Jakub Jelinek <jakub@redhat.com>
4599 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
4600 avx512bw alternative.
4602 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
4603 before the ashr<mode>3 pattern.
4605 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
4606 v instead of x in vex or maybe_vex alternatives, use
4607 maybe_evex instead of vex in prefix.
4609 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
4610 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
4611 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
4612 in vex or maybe_vex alternatives, use maybe_evex instead of vex
4615 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
4616 v instead of x in vex or maybe_vex alternatives, use
4617 maybe_evex instead of vex in prefix.
4619 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
4620 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
4621 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
4622 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
4623 alternatives, use maybe_evex instead of vex in prefix.
4625 * config/i386/sse.md (vec_interleave_lowv4sf,
4626 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
4627 v instead of x in vex or maybe_vex alternatives, use
4628 maybe_evex instead of vex in prefix.
4630 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
4631 v instead of x in vex or maybe_vex alternatives, use
4632 maybe_evex instead of vex in prefix.
4634 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
4635 v constraint instead of x.
4637 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
4639 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
4640 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
4643 2016-05-06 Richard Biener <rguenther@suse.de>
4645 PR tree-optimization/70948
4646 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
4647 Properly clobber all fields of va_list for __builtin_va_start.
4649 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4652 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
4653 loop latch destination.
4655 2016-05-06 Martin Liska <mliska@suse.cz>
4657 * tree-ssa-uninit.c: Apply manual changes
4658 to the GNU coding style.
4659 (prune_uninit_phi_opnds): Rename from
4660 prune_uninit_phi_opnds_in_unrealizable_paths.
4662 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4664 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
4665 mspace): Remove deprecated options.
4666 * doc/invoke.texi (SH options): Remove -mspace.
4668 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4670 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
4672 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4674 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
4675 corresponding combine split pattern.
4677 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4680 * config/sh/predicates.md (long_displacement_mem_operand): New.
4681 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
4682 Add movi20, movi20s alternatives. Adjust length attribute for
4684 (movsi_ie): Allow for any FPU. Adjust length attribute for
4686 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
4687 attribute for alternatives.
4688 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
4689 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
4690 length attribute for alternatives.
4692 2016-05-06 Richard Biener <rguenther@suse.de>
4694 PR tree-optimization/70960
4695 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
4697 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4700 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
4701 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
4703 2016-05-06 Marek Polacek <polacek@redhat.com>
4706 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
4708 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4711 * config/sh/sh.md (*rotcr): Add another variant.
4713 2016-05-06 Richard Biener <rguenther@suse.de>
4716 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
4718 2016-05-06 Richard Biener <rguenther@suse.de>
4721 * fold-const.c (split_tree): Always convert to the original type
4724 2016-05-06 Richard Biener <rguenther@suse.de>
4726 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
4727 (fwprop_addr): Likewise.
4729 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4732 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
4734 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
4735 * config/i386/i386.md (push mem splitter): Use find_constant_src in
4736 the splitter condition.
4737 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
4738 the splitter condition.
4739 (FP float_extend load splitter): Ditto.
4741 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
4743 * config/i386/i386.md (peehole2 patterns): Change true_regnum
4744 to REGNO in all peephole2 patterns.
4745 (post-reload splitters): Change true_regnum to REGNO in
4746 post-reload splitters.
4747 (zero_extend splitters): Use general_reg_operand and
4748 nonimmediate_gr_operand predicates.
4750 2016-05-05 Jakub Jelinek <jakub@redhat.com>
4752 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
4753 v constraint instead of x.
4755 2016-05-05 Alan Modra <amodra@gmail.com>
4758 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
4759 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
4760 TARGET_NO_FP_IN_TOC for -mrelocatable.
4761 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
4762 TARGET_RELOCATABLE test.
4763 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4764 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4765 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4766 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4767 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4768 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4769 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4770 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4771 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
4772 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4774 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
4775 (rs6000_stack_info): Likewise.
4776 (rs6000_elf_asm_out_constructor): Likewise.
4777 (rs6000_elf_asm_out_destructor): Likewise.
4778 (rs6000_elf_declare_function_name): Likewise.
4779 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
4780 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
4783 2016-05-05 Alan Modra <amodra@gmail.com>
4785 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
4787 2016-05-05 Alan Modra <amodra@gmail.com>
4789 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
4790 out-of-line gpr restore for one or two regs if that would add
4793 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
4796 * config/i386/i386.md
4797 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
4798 Change to post-epilogue_completed late splitter. Use sse_reg_operand
4799 as operand 0 predicate.
4800 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
4802 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
4803 Ditto. Emit the pattern using RTX.
4805 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
4806 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
4807 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
4808 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
4810 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
4811 sse_reg_operand as operand 0 predicate.
4813 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
4814 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
4815 instead of gen_rtx_REG.
4816 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
4819 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4821 * function.c (emit_use_return_register_into_block): Delete.
4822 (gen_return_pattern): Delete.
4823 (emit_return_into_block): Delete.
4824 (active_insn_between): Delete.
4825 (convert_jumps_to_returns): Delete.
4826 (emit_return_for_exit): Delete.
4827 (thread_prologue_and_epilogue_insns): Delete all code dealing with
4828 simple_return for shrink-wrapped blocks.
4829 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
4830 end of blocks that need one.
4831 (get_unconverted_simple_return): Delete.
4832 (convert_to_simple_return): Delete.
4833 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
4834 (convert_to_simple_return): Ditto.
4836 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4838 * cfgcleanup.c (bb_is_just_return): New function.
4839 (try_optimize_cfg): Simplify jumps to return, branches to return,
4840 and branches around return.
4842 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4844 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
4847 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4851 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
4852 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
4853 assert flags & OEP_HASH_CHECK, instead of asserting it
4854 never happens. Handle TARGET_EXPR.
4855 * fold-const.c (operand_equal_p): For hash verification,
4856 or in OEP_HASH_CHECK into flags.
4858 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
4860 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
4862 (compute_samebase_partition_bases): Fix typo.
4864 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4866 * config/i386/sse.md (vec_interleave_highv8sf,
4867 vec_interleave_lowv8sf, vec_interleave_highv4df,
4868 vec_interleave_lowv4df): Remove constraints from expanders.
4870 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
4872 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
4874 * tree-inline.c (expand_call_inline): Fix path dealing with
4875 making lhs of call statement undefined.
4877 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
4879 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
4880 Check availability on NODE, too.
4881 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
4882 (cgraph_node::call_for_symbol_and_aliases): Likewise.
4883 (varpool_node::call_for_symbol_and_aliase): Likewise.
4884 * ipa-pure-const.c (add_new_function): Analyze all bodies.
4885 (propagate_pure_const): Propagate across interposable functions, too.
4886 (skip_function_for_local_pure_const): Do not skip interposable bodies
4888 (pass_local_pure_const::execute): Update.
4890 2016-05-04 Marek Polacek <polacek@redhat.com>
4892 * doc/invoke.texi: Document -Wdangling-else.
4894 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4896 * config.gcc: Error out when conflicting multilib is detected. Do not
4897 loop over multilibs since no combination is legal.
4899 2016-05-04 Alan Modra <amodra@gmail.com>
4901 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
4902 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
4903 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4906 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
4908 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
4909 Clean up p5600 comments.
4911 2016-05-04 Richard Biener <rguenther@suse.de>
4913 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
4914 constructor simplifications.
4915 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
4917 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
4919 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
4920 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
4921 result.set_rtx is null instead of aborting.
4922 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
4924 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
4925 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
4926 *mov<mode>_store_postinc): New patterns.
4928 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
4930 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
4931 as commutative. Check both conversions are NOP.
4932 ((A & B) OP (C & B)): Remove.
4934 2016-05-04 Alan Modra <amodra@gmail.com>
4936 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
4938 2016-05-04 Alan Modra <amodra@gmail.com>
4941 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
4942 when cr2,3,4 are all fixed regs.
4944 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
4946 PR rtl-optimization/57193
4947 * opts.c (default_options_table): Revert OPT_frename_registers change.
4948 * doc/invoke.texi (-frename-registers, -O2): Likewise.
4950 2016-05-03 Martin Sebor <msebor@redhat.com>
4953 * builtins.c (fold_builtin_FILE): New function.
4954 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
4955 (fold_builtin_0): Call them.
4956 * gimplify.c (gimplify_call_expr): Remove the handling of
4957 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
4960 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
4961 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
4965 * doc/extend.texi (Function Names as Strings): Update __func__,
4966 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
4969 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4970 Richard Biener <rguenther@suse.de>
4972 PR tree-optimization/70916
4973 * tree-if-conv.c: Include cfganal.h.
4974 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
4975 and remove_fake_exit_edges around the optimization pass.
4977 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
4979 * cgraph.c (symbol_table::create_edge): Set inline_failed.
4980 (cgraph_edge::make_direct): Likewise.
4981 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
4982 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
4983 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
4984 (CIF_THUNK): New code.
4985 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
4986 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
4987 (compute_inline_parameters): Set inline_failed for thunks.
4988 (inline_analyze_function): Cleanup.
4989 * ipa-inline.c (can_inline_edge_p): Do not deal with
4990 call_stmt_cannot_inline_p.
4991 (can_early_inline_edge_p): Likewise.
4992 (early_inliner): Initialize inline_failed.
4993 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
4995 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
4997 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
4998 from nonimm_ssenomem_operand.
4999 (nonimm_ssenomem_operand): New predicate.
5000 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
5001 as operand 0 predicate.
5002 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
5003 Disable unsupported alternatives using "enabled" attribute.
5004 Use register_ssemem_operand as operand 0 predicate.
5005 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
5007 2016-05-03 Marek Polacek <polacek@redhat.com>
5010 * input.c (expansion_point_location): New function.
5011 * input.h (expansion_point_location): Declare.
5013 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
5015 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
5016 occurence with frame_offset_ ones.
5018 2016-05-03 Alan Modra <amodra@gmail.com>
5020 PR rtl-optimization/70890
5021 * ira.c (combine_and_move_insns): When moving def_insn, remove
5024 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
5026 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
5027 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
5028 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
5029 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
5031 2016-05-03 Alan Modra <amodra@gmail.com>
5033 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
5034 for SAVE_MULTIPLE/STORE_MULTIPLE.
5036 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5038 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
5039 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
5041 2016-05-03 Richard Biener <rguenther@suse.de>
5043 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
5045 (gimplify_arg): Likewise.
5046 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
5047 re-writing the result to a decl if required.
5048 (internal_get_tmp_var): Add allow_ssa parameter
5049 and override into_ssa with it.
5050 (get_formal_tmp_var): Adjust.
5051 (get_initialized_tmp_var): Add allow_ssa parameter.
5052 (gimplify_arg): Add allow_ssa parameter and avoid generating
5053 SSA names for the result false.
5054 (gimplify_call_expr): If the call may return twice do not
5055 gimplify parameters into SSA.
5056 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
5057 (gimplify_modify_expr): Adjust assert. For noreturn calls
5058 with a SSA name LHS adjust its def.
5059 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
5060 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
5061 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
5062 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
5063 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
5064 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
5065 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
5066 (optimize_target_teams): Do not allow SSA names for clause operands.
5067 (gimplify_expr): Likewise for where we mark the result addressable.
5068 * passes.def (pass_init_datastructures): Remove.
5069 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
5070 (rewrite_stmt): Likewise.
5071 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
5072 (replace_locals_op): Replace SSA names.
5073 (copy_gimple_seq_and_replace_locals): Init src_cfun.
5074 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
5075 * cgraph.c (release_function_body): Free CFG annotations only
5076 when we have a CFG. Simplify.
5077 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
5078 force_gimple_operand instead of get_initialized_tmp_var.
5079 * tree-pass.h (make_pass_init_datastructures): Remove.
5080 * tree-ssa.c (execute_init_datastructures): Remove.
5081 (pass_data_init_datastructures): Likewise.
5082 (class pass_init_datastructures): Likewise.
5083 (make_pass_init_datastructures): Likewise.
5084 * omp-low.c (create_omp_child_function): Init SSA data structures.
5085 (grid_expand_target_grid_body): Likewise.
5086 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
5087 name before adding it to names_to_release.
5088 (remove_bb): Always release SSA defs.
5089 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
5090 before dereferencing it.
5091 * cgraphunit.c (init_lowered_empty_function): Always
5092 int SSA data structures.
5093 * tree-ssanames.c (release_defs): Remove assert that we are in
5095 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
5097 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5098 Uros Bizjak <ubizjak@gmail.com>
5100 PR rtl-optimization/70467
5101 * config/i386/predicates.md (x86_64_hilo_int_operand,
5102 x86_64_hilo_general_operand): New predicates.
5103 * config/i386/constraints.md (Wd): New constraint.
5104 * config/i386/i386.md (mode attr di): Use Wd instead of e.
5105 (general_hilo_operand): New mode attr.
5106 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
5107 instead of <general_operand>.
5108 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
5109 x86_64_hilo_general_operand instead of <general_operand>.
5111 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5113 PR tree-optimization/70916
5114 * tree-if-conv.c (constant_or_ssa_name): Removed.
5115 (fold_build_cond_expr): Use is_gimple_val instead of
5116 constant_or_ssa_name.
5118 PR tree-optimization/70916
5119 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
5120 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
5123 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
5124 (optimize_atomic_bit_test_and): New function.
5125 (pass_fold_builtins::execute): Use it.
5126 * optabs.def (atomic_bit_test_and_set_optab,
5127 atomic_bit_test_and_complement_optab,
5128 atomic_bit_test_and_reset_optab): New optabs.
5129 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
5130 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
5131 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
5132 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
5133 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
5134 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
5135 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
5136 * doc/md.texi (atomic_bit_test_and_set@var{mode},
5137 atomic_bit_test_and_complement@var{mode},
5138 atomic_bit_test_and_reset@var{mode}): Document.
5139 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
5140 atomic_bit_test_and_complement<mode>,
5141 atomic_bit_test_and_reset<mode>): New expanders.
5142 (atomic_bit_test_and_set<mode>_1,
5143 atomic_bit_test_and_complement<mode>_1,
5144 atomic_bit_test_and_reset<mode>_1): New insns.
5146 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
5148 PR rtl-optimization/70687
5149 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
5150 instead of unsigned HOST_WIDE_INT.
5152 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
5154 PR rtl-optimization/44281
5155 * hard-reg-set.h (struct target_hard_regs): New field
5156 x_fixed_nonglobal_reg_set.
5157 (fixed_nonglobal_reg_set): New macro.
5158 * reginfo.c (init_reg_sets_1): Initialize it.
5159 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
5161 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
5163 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5165 PR tree-optimization/56541
5166 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
5167 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
5168 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
5169 (any_complicated_phi): new static variable.
5170 (aggressive_if_conv): delete.
5171 (if_convertible_phi_p): support phis with more than two arguments.
5172 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
5173 critical pred edges.
5174 (ifcvt_split_critical_edges): support phis with more than two
5175 arguments by checking new parameter. only split critical edges
5177 (tree_if_conversion): handle simd pragma marked loop using new
5178 local variable aggressive_if_conv. check any_complicated_phi.
5180 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5182 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
5185 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5187 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
5190 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
5192 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
5193 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
5194 define_insn_and_split.
5195 (mulsi3_i): New define_insn_and_split.
5196 (mulsi3_call): Convert to define_insn.
5197 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
5200 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5202 * machmode.h (mode_complex): Add support to give the complex mode
5204 (GET_MODE_COMPLEX_MODE): Likewise.
5205 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
5206 stored by build_complex_type and gfc_build_complex_type instead of
5207 trying to figure out the appropriate mode based on the size. Raise
5208 an assertion error, if the type was not set.
5209 * genmodes.c (struct mode_data): Add field for the complex type of
5211 (blank_mode): Likewise.
5212 (make_complex_modes): Remember the complex mode created in the
5214 (emit_mode_complex): Write out the mode_complex array to map a
5215 type mode to the complex version.
5216 (emit_insn_modes_c): Likewise.
5217 * tree.c (build_complex_type): Set the complex type to use before
5218 calling layout_type.
5219 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
5220 support for __float128 complex datatypes.
5221 (rs6000_hard_regno_mode_ok): Likewise.
5222 (rs6000_setup_reg_addr_masks): Likewise.
5223 (rs6000_complex_function_value): Likewise.
5224 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
5225 __float128 and __ibm128 complex.
5226 (FLOAT128_IBM_P): Likewise.
5227 (ALTIVEC_ARG_MAX_RETURN): Likewise.
5228 * doc/extend.texi (Additional Floating Types): Document that
5229 -mfloat128 must be used to enable __float128. Document complex
5230 __float128 and __ibm128 support.
5232 2016-05-02 Jakub Jelinek <jakub@redhat.com>
5235 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
5236 char/short arguments promoted to int because of promote_prototypes.
5238 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
5240 * config/i386/predicates.md (register_ssemem_operand): New predicate.
5241 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
5242 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
5243 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
5244 alternatives using "enabled" attribute. Use register_ssemem_operand
5245 as operand 1 predicate.
5246 (*cmpi<unord>xf_i387): Split XFmode pattern from
5247 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
5248 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
5249 *absneg<mode>2_i387. Disable unsupported alternatives using
5250 "enabled" attribute.
5251 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
5253 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
5255 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
5257 (oacc_loop_process): Check mask for loop termination.
5259 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
5261 * cif-code.def (CIF_THUNK): Add.
5262 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
5265 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
5267 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
5268 (dump_inline_summary): Dump it.
5269 (fp_expression_p): New predicate.
5270 (estimate_function_body_sizes): Use it.
5271 (inline_merge_summary): Merge fp_expressions.
5272 (inline_read_section): Read fp_expressions.
5273 (inline_write_summary): Write fp_expressions.
5274 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
5275 codegen boundary if either caller or callee is !fp_expressions.
5276 * ipa-inline.h (inline_summary): Add fp_expressions.
5277 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
5278 to fp_expressions be sure the fp generation flags are updated.
5280 2016-05-02 Jakub Jelinek <jakub@redhat.com>
5282 PR rtl-optimization/70467
5283 * cse.c (cse_insn): Handle no-op MEM moves after folding.
5285 PR rtl-optimization/70467
5286 * ipa-pure-const.c (check_call): Handle internal calls even in
5287 ipa mode like in local mode.
5289 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
5291 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
5293 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
5295 * match.pd (X u< X, X u> X): New transformations.
5297 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
5299 * flag-types.h (enum warn_strict_overflow_code): Move ...
5300 * coretypes.h: ... here.
5301 * fold-const.h (fold_overflow_warning): Declare.
5302 * fold-const.c (fold_overflow_warning): Make non-static.
5303 (fold_comparison): Move the transformation of X +- C1 CMP C2
5304 into X CMP C2 -+ C1 ...
5305 * match.pd: ... here.
5306 * gimple-fold.c (fold_stmt_1): Protect with
5307 fold_defer_overflow_warnings.
5309 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
5311 * omp-low.c (struct oacc_loop): Add 'inner' field.
5312 (new_oacc_loop_raw): Initialize it to zero.
5313 (oacc_loop_fixed_partitions): Initialize it.
5314 (oacc_loop_auto_partitions): Partition outermost loop to outermost
5315 available partitioning.
5317 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5319 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
5321 (umulsidi3): Likewise.
5322 (indirect_jump): Fix jump instruction assembly patterns.
5324 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
5327 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
5328 (nvptx_function_value): Assert non-NULL cfun.
5330 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
5332 PR rtl-optimization/70886
5333 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
5335 * cselib.h (rtx_equal_for_cselib_1): Declare.
5336 (rtx_equal_for_cselib_p: New inline function.
5337 * cselib.c (rtx_equal_for_cselib_p): Delete.
5338 (rtx_equal_for_cselib_1): Make public.
5340 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
5342 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
5343 (register_mixssei387nonimm_operand): Remove predicate.
5344 * config/i386/i386.md (*fop_<mode>_comm): Merge from
5345 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
5346 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
5347 for TARGET_MIX_SSE_I387 alternatives.
5348 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
5349 Disable unsupported alternatives using "enabled" attribute. Use
5350 nonimm_ssenomem_operand as operand 1 predicate. Also check
5351 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
5353 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5355 * tree.c (cst_and_fits_in_hwi): Simplify.
5357 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5359 * tree.h (wi::to_wide): New function.
5360 * expr.c (expand_expr_real_1): Use wi::to_wide.
5361 * fold-const.c (int_const_binop_1): Likewise.
5362 (extract_muldiv_1): Likewise.
5364 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5366 * wide-int.h: Update offset_int and widest_int documentation.
5367 (WI_SIGNED_SHIFT_RESULT): New macro.
5368 (wi::binary_shift): Define signed_shift_result_type for
5369 shifts on offset_int- and widest_int-like types.
5370 (generic_wide_int): Support <<= and >>= if << and >> are supported.
5371 * tree.h (int_bit_position): Use shift operators instead of wi::
5373 * alias.c (adjust_offset_for_component_ref): Likewise.
5374 * expr.c (get_inner_reference): Likewise.
5375 * fold-const.c (fold_comparison): Likewise.
5376 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
5377 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
5378 * tree-dfa.c (get_ref_base_and_extent): Likewise.
5379 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
5380 (stmt_kills_ref_p): Likewise.
5381 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
5382 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
5383 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5384 (ao_ref_init_from_vn_reference): Likewise.
5386 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5388 * wide-int.h: Update offset_int and widest_int documentation.
5389 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
5390 (wi::binary_traits): Allow ordered comparisons between offset_int and
5391 offset_int, between widest_int and widest_int, and between either
5392 of these types and basic C types.
5393 (operator <, <=, >, >=): Define for the same combinations.
5394 * tree.h (tree_int_cst_lt): Use comparison operators instead
5395 of wi:: comparisons.
5396 (tree_int_cst_le): Likewise.
5397 * gimple-fold.c (fold_array_ctor_reference): Likewise.
5398 (fold_nonarray_ctor_reference): Likewise.
5399 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
5400 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
5401 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
5402 * tree-sra.c (completely_scalarize): Likewise.
5403 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
5404 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
5405 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
5406 (check_for_binary_op_overflow): Likewise.
5407 (search_for_addr_array): Likewise.
5408 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
5410 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5412 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
5413 (arc_save_restore): Likewise.
5414 (arc_dwarf_register_span): Likewise.
5415 (arc_output_pic_addr_const): Initialize suffix variable.
5417 2016-05-02 Martin Liska <mliska@suse.cz>
5419 * symbol-summary.h (function_summary::function_summary):
5420 Remove checking assert for all cgraph nodes.
5421 (function_summary::get): Check summary_uid.
5422 (symtab_insertion): Check summary_uid.
5424 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5426 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
5427 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
5429 (arc_dwarf_register_span): Remove enum keyword.
5430 (compact_memory_operand_p): New function.
5431 * config/arc/arc.h (reg_class): Add code density register classes.
5432 (REG_CLASS_NAMES): Likewise.
5433 (REG_CLASS_CONTENTS): Likewise.
5434 * config/arc/arc.md (*movqi_insn): Add code density instructions.
5435 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
5436 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
5437 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
5438 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
5440 (h, Rcd, Rsd, Rzd): New register constraints.
5441 (T): Use compact_memory_operand_p function.
5442 * config/arc/predicates.md (compact_load_memory_operand): Remove.
5444 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
5446 * config/sh/sh.md (*negnegt, *movtt): Remove.
5448 2016-05-02 Marek Polacek <polacek@redhat.com>
5449 Tom de Vries <tom@codesourcery.com>
5451 PR tree-optimization/70700
5452 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
5453 bigger than FIRST_REF_NODE.
5455 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
5458 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
5460 (prepare_cbranch_operands): Don't use scratch register. Assume that
5461 function is used when pseudos can be created.
5462 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
5463 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
5464 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
5465 define_expand. Allow it only when pseudos can be created.
5466 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
5468 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
5470 * config/i386/constraints.md (BC): Only allow -1 operands.
5471 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
5472 Add "enabled" attribute. Update XI mode attribute calculation.
5473 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
5474 (*movoi_internal_avx): Update XI mode attribute calculation.
5475 (*movti_internal): Ditto.
5477 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5479 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
5480 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
5482 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
5484 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
5485 statement on instruction code. Remove trailing spaces.
5486 (altivec_expand_stv_builtin): Likewise.
5488 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5490 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
5491 (TARGET_FPU_DOUBLE): Simplify.
5492 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
5493 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
5494 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
5495 with 'TARGET_FPU_DOUBLE'.
5496 * config/sh/sh.md: Likewise.
5498 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
5500 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
5501 SH_DIV_STR_FOR_SIZE): Remove.
5502 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
5503 SH_DIV_STR_FOR_SIZE): Remove.
5505 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5507 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
5508 logical_reg_operand): Delete.
5509 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
5510 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
5511 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
5512 match_operand and match_test.
5513 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
5514 variables on their first use. Return bool values.
5515 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
5516 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
5517 arith_reg_operand for input operand. Remove empty constraints.
5519 (*xorsi3_compact): Rename to xorsi3.
5520 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
5521 (*zero_extend<mode>si2_disp_mem): Update comment.
5524 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
5526 * config/sh/t-sh: Remove SH5 support.
5527 * config.gcc: Likewise.
5528 * configure: Likewise.
5530 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5532 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
5534 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
5536 * config/sh/sh.c (register_sh_passes, sh_option_override,
5537 sh_print_operand, prepare_move_operands,
5538 sh_can_follow_jump): Remove TARGET_SH1 checks.
5539 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
5540 PROMOTE_MODE): Likewise.
5541 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
5544 2016-04-30 Alan Modra <amodra@gmail.com>
5546 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
5547 restoring when fixed_reg_p, but allow out-of-line or stmw save.
5548 Check for user regs later to avoid unnecessary looping over regs.
5549 Merge user reg check with non-saved reg check. Don't force
5550 inline VR restore when static chain used.
5551 (rs6000_frame_related): Omit eh_frame info for user regs when
5553 (fixed_regs_p): Delete.
5555 2016-04-30 Alan Modra <amodra@gmail.com>
5557 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
5558 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
5561 2016-04-30 Alan Modra <amodra@gmail.com>
5564 * config/rs6000/rs6000.c (fixed_reg_p): New function.
5565 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
5568 2016-04-30 Alan Modra <amodra@gmail.com>
5570 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
5571 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
5572 flag_pic test for Darwin.
5574 2016-04-30 Alan Modra <amodra@gmail.com>
5576 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
5577 throw_calls_crossed.
5578 (REG_FREQ_CALLS_CROSSED): Delete.
5579 (REG_N_THROWING_CALLS_CROSSED): Delete.
5580 * regstat.c (regstat_bb_compute_ri): Don't calculate
5581 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
5582 (dump_reg_info): Don't print call cross frequency.
5583 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
5584 and REG_N_THROWING_CALLS_CROSSED.
5586 2016-04-30 Alan Modra <amodra@gmail.com>
5588 * regs.h (struct reg_info_t): Delete live_length.
5589 (REG_LIVE_LENGTH): Delete macro.
5590 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
5591 local_live, local_processed and local_live_last_luid params.
5592 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
5594 (regstat_compute_ri): Adjust for above. Don't set
5596 (dump_reg_info): Don't print live length.
5597 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
5598 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
5599 Localize loop_depth var.
5601 2016-04-30 Alan Modra <amodra@gmail.com>
5603 * ira.c (enum valid_equiv): New.
5604 (validate_equiv_mem): Return enum.
5605 (update_equiv_mem): Create replacement in more cases.
5606 (add_store_equivs): Update validate_equiv_mem call.
5608 2016-04-30 Alan Modra <amodra@gmail.com>
5610 * ira.c (combine_and_move_insns): Rather than scanning insns,
5611 use DF infrastucture to find use and def insns.
5613 2016-04-30 Alan Modra <amodra@gmail.com>
5615 ira.c (combine_and_move_insns): Move invariant conditions..
5616 (ira.c): ..to here. Call combine_and_move_insns before
5617 add_store_equivs. Call grow_reg_equivs later. Allocate
5618 req_equiv later using max_reg_num() rather than global max_regno.
5619 (contains_replace_regs): Delete.
5620 (add_store_equivs): Remove contains_replace_regs test.
5622 2016-04-30 Alan Modra <amodra@gmail.com>
5624 * ira.c (struct equiv_mem_data): New.
5625 (equiv_mem, equiv_mem_modified): Delete static vars.
5626 (validate_equiv_mem_from_store): Use "data" param to communicate..
5627 (validate_equiv_mem): ..from here.
5629 2016-04-30 Alan Modra <amodra@gmail.com>
5631 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
5633 (update_reg_equivs): ..here. Move allocation and freeing of
5634 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
5635 end_alias_analysis to..
5638 2016-04-30 Alan Modra <amodra@gmail.com>
5640 * ira.c (pdx_subregs): Delete.
5641 (struct equivalence): Add pdx_subregs field.
5642 (set_paradoxical_subreg): Remove pdx_subregs param. Update
5644 (update_equiv_regs): Don't create or free pdx_subregs. Update
5647 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5649 * config/rs6000/altivec.h: Change definitions of vec_xl and
5651 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
5652 (LD_ELEMREV_V2DI): New.
5653 (LD_ELEMREV_V4SF): New.
5654 (LD_ELEMREV_V4SI): New.
5655 (LD_ELEMREV_V8HI): New.
5656 (LD_ELEMREV_V16QI): New.
5657 (ST_ELEMREV_V2DF): New.
5658 (ST_ELEMREV_V2DI): New.
5659 (ST_ELEMREV_V4SF): New.
5660 (ST_ELEMREV_V4SI): New.
5661 (ST_ELEMREV_V8HI): New.
5662 (ST_ELEMREV_V16QI): New.
5665 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5666 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
5667 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
5668 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
5669 (altivec_expand_builtin): Add handling for
5670 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
5671 (rs6000_invalid_builtin): Add error-checking for
5672 RS6000_BTM_P9_VECTOR.
5673 (altivec_init_builtins): Define builtins used to implement vec_xl
5675 (rs6000_builtin_mask_names): Define power9-vector.
5676 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
5677 (RS6000_BTM_P9_VECTOR): Define.
5678 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
5679 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
5680 (vsx_ld_elemrev_v2df): Likewise.
5681 (vsx_ld_elemrev_v4sf): Likewise.
5682 (vsx_ld_elemrev_v4si): Likewise.
5683 (vsx_ld_elemrev_v8hi): Likewise.
5684 (vsx_ld_elemrev_v16qi): Likewise.
5685 (vsx_st_elemrev_v2df): Likewise.
5686 (vsx_st_elemrev_v2di): Likewise.
5687 (vsx_st_elemrev_v4sf): Likewise.
5688 (vsx_st_elemrev_v4si): Likewise.
5689 (vsx_st_elemrev_v8hi): Likewise.
5690 (vsx_st_elemrev_v16qi): Likewise.
5691 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
5694 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
5696 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
5698 (simplify_control_stmt_condition_1): ... here. Recurse into
5699 BIT_AND_EXPRs and BIT_IOR_EXPRs.
5701 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
5704 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
5705 (zero_extendqi<mode>2_dot): Revert earlier conversion from
5706 define_insn_and_split to define_insn.
5707 (zero_extendqi<mode>2_dot2): Same.
5708 (extendqi<mode>2_dot): Same.
5709 (extendqi<mode>2_dot2): Same.
5711 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5713 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
5714 (probe_stack): New expander.
5715 (probe_stack_<mode>): New insn pattern.
5717 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5719 * config/i386/i386.md
5720 (operations with memory inputs setting flags peephole2):
5721 Remove uneeded REG_P checks. Cleanup pattern generation.
5723 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
5725 * tree-vect-loop.c (vect_transform_loop): Fix
5726 nb_iterations_upper_bound computation for vectorized loop.
5728 2016-04-29 Marek Polacek <polacek@redhat.com>
5729 Jakub Jelinek <jakub@redhat.com>
5732 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
5733 TARGET_EXPR_SLOT as a base.
5735 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
5737 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
5738 with 'rCm2' constraints to limit possible immediate size.
5739 (*load_zeroextendqisi_update): Likewise.
5740 (*load_signextendqisi_update): Likewise.
5741 (*loadhi_update): Likewise.
5742 (*load_zeroextendhisi_update): Likewise.
5743 (*load_signextendhisi_update): Likewise.
5744 (*loadsi_update): Likewise.
5745 (*loadsf_update): Likewise.
5747 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5749 * config/i386/predicates.md (constm1_operand): Fix comparison.
5751 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5753 * testsuite/gcc.target/arc/ieee_eq.c: New test.
5755 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
5757 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
5758 remaining SH5 related settings.
5759 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
5760 shmedia_prepare_call_address): Delete.
5761 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
5762 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
5763 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
5764 UNSUPPORTED_SH2A): Remove m5 checks.
5765 (sh_divide_strategy_e): Remove SH5 division strategies.
5766 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
5767 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
5769 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
5771 * config/s390/s390.c (s390_rtx_costs): Update documentation.
5773 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5775 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
5776 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
5778 * config/s390/vector.md ("mov<mode>"): Likewise.
5780 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
5782 * config/s390/constraints.md ("U", "W"): Invoke
5783 s390_mem_constraint with "ZR" and "ZT".
5784 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
5785 addresses when using LRA. Accept also short displacements for S
5786 and T constraints. Do not check for long displacement target for
5787 S and T constraints.
5788 (s390_mem_constraint): Remove handling of U and W constraints.
5789 * config/s390/s390.md (various patterns): Remove the short
5790 displacement constraints (Q and R) if a long displacement
5791 constraint is present. Add longdisp as required CPU capability.
5792 * config/s390/vector.md: Likewise.
5793 * config/s390/vx-builtins.md: Likewise.
5795 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5798 * reload1.c (reload): Call finish_spills before
5799 restarting reload loop. Skip select_reload_regs
5800 if update_eliminables_and_spill returns true.
5802 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5804 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
5805 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
5806 (umulhisi3_imm): Update predicates and constraint letters.
5807 (umulhisi3_reg): Declare instruction as commutative.
5808 * config/arc/constraints.md (J12, J16): New constraints.
5809 * config/arc/predicates.md (short_unsigned_const_operand): New
5811 (arc_short_operand): Likewise.
5812 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
5814 2016-04-29 Richard Biener <rguenther@suse.de>
5816 PR tree-optimization/13962
5817 PR tree-optimization/65686
5818 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
5819 * tree-ssa-alias.c (ptrs_compare_unequal): New function
5820 using PTA to compare pointers.
5821 * match.pd: Add pattern for pointer equality compare simplification
5822 using ptrs_compare_unequal.
5824 2016-04-29 Richard Biener <rguenther@suse.de>
5826 * stor-layout.c (layout_type): Do not build a pointer-to-element
5829 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5831 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
5832 Use SWI mode iterator. Use general_reg_operand predicate.
5833 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
5834 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
5837 2016-04-29 Jakub Jelinek <jakub@redhat.com>
5840 * fold-const.c (operand_equal_p): Don't verify hash value equality
5842 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
5845 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5848 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
5849 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
5850 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
5851 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
5852 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
5854 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5856 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
5857 to info. Don't initialize separate fields to 0. Clean up
5860 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5862 * config/i386/i386.md (peephole2s for operations with memory inputs):
5863 Use SWI mode iterator.
5864 (peephole2s for operations with memory outputs): Ditto.
5865 Do not check for stack checking probe.
5867 (probe_stack): Remove expander.
5869 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5870 Andrew Burgess <andrew.burgess@embecosm.com>
5872 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
5873 operands as 32-bits.
5875 2016-04-28 Jason Merrill <jason@redhat.com>
5877 * gdbinit.in: Skip line-map.h.
5879 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5880 Andrew Burgess <andrew.burgess@embecosm.com>
5882 * config/arc/arc.c (arc_conditional_register_usage): Take
5883 TARGET_RRQ_CLASS into account.
5884 (arc_print_operand): Support printing 'p' and 's' operands.
5885 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
5887 (TARGET_RRQ_CLASS): Define.
5888 (IS_POWEROF2_OR_0_P): Define.
5889 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
5891 (*tst_movb): New define_insn.
5892 (*tst): Avoid recognition if it could prevent '*tst_movb'
5893 combination; replace c/CnL with c/Chs alternative.
5894 (*tst_bitfield_tst): New define_insn.
5895 (*tst_bitfield_asr): New define_insn.
5896 (*tst_bitfield): New define_insn.
5897 (andsi3_i): Add Rrq variant.
5898 (extzv): New define_expand.
5899 (insv): New define_expand.
5900 (*insv_i): New define_insn.
5901 (*movb): New define_insn.
5902 (*movb_signed): New define_insn.
5903 (*movb_high): New define_insn.
5904 (*movb_high_signed): New define_insn.
5905 (*movb_high_signed + 1): New define_split pattern.
5906 (*mrgb): New define_insn.
5907 (*mrgb + 1): New define_peephole2 pattern.
5908 (*mrgb + 2): New define_peephole2 pattern.
5909 * config/arc/arc.opt (mbitops): New option for nps400, uses
5910 TARGET_NPS_BITOPS_DEFAULT.
5911 * config/arc/constraints.md (q): Make register class conditional.
5912 (Rrq): New register constraint.
5913 (Chs): New constraint.
5914 (Clo): New constraint.
5915 (Chi): New constraint.
5916 (Cbf): New constraint.
5917 (Cbn): New constraint.
5918 (C18): New constraint.
5919 (Cbi): New constraint.
5921 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5923 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
5925 (bitmap_intersection_of_preds): Ditto.
5926 (bitmap_union_of_succs): Ditto.
5927 (bitmap_union_of_preds): Ditto.
5928 * sbitmap.c (do_popcount): Delete.
5929 (BITMAP_DEBUGGING): Delete.
5930 (sbitmap_verify_popcount): Delete.
5931 (sbitmap_alloc): Don't initialize the popcount field.
5932 (sbitmap_alloc_with_popcount): Delete.
5933 (sbitmap_resize): Don't resize the popcount array.
5934 (sbitmap_vector_alloc): Don't initialize the popcount field.
5935 (bitmap_copy): Don't copy the popcount array.
5936 (bitmap_clear): Don't clear the popcount array.
5937 (bitmap_clear): Delete the popcount array handling.
5938 (bitmap_ior_and_compl): Delete the popcount assert.
5939 (bitmap_not): Ditto.
5940 (bitmap_and_compl): Ditto.
5941 (bitmap_and): Delete the popcount array handling.
5942 (bitmap_xor): Ditto.
5943 (bitmap_ior): Ditto.
5944 (bitmap_or_and): Delete the popcount assert.
5945 (bitmap_and_or): Ditto.
5946 (popcount_table): Delete.
5947 (sbitmap_elt_popcount): Delete.
5948 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
5949 (bitmap_set_bit): Delete the popcount assert.
5950 (bitmap_clear_bit): Ditto.
5951 (sbitmap_free): Don't free the popcount array.
5952 (sbitmap_alloc_with_popcount): Delete declaration.
5953 (sbitmap_popcount): Ditto.
5955 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5956 Andrew Burgess <andrew.burgess@embecosm.com>
5958 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
5959 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
5960 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
5961 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
5962 * config/arc/arc.opt (mcmem): New option.
5963 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
5964 supply length for r/m alternative.
5965 (*extendqisi2_ac): Likewise.
5966 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
5968 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
5969 (movhi_insn): Likewise.
5970 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
5971 (*zero_extendqihi2_i): Add r/Ucm alternative.
5972 (*zero_extendqisi2_ac): Likewise.
5973 (*zero_extendhisi2_i): Likewise.
5974 * config/arc/constraints.md (Uex): New memory constraint.
5975 (Ucm): New define_constraint.
5976 * config/arc/predicates.md (long_immediate_loadstore_operand):
5977 Return 0 for MEM with cmem_address address.
5978 (cmem_address_0): New predicates.
5979 (cmem_address_1): Likewise.
5980 (cmem_address_2): Likewise.
5981 (cmem_address): Likewise.
5983 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5985 * config/rs6000/rs6000.c (machine_function): Rename
5986 insn_chain_scanned_p to spe_insn_chain_scanned_p.
5987 (rs6000_stack_info): Adjust.
5989 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5990 Andrew Burgess <andrew.burgess@embecosm.com>
5992 * config/arc/constraints.md (Usd): Convert to define_constraint.
5996 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5999 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
6000 Add new peephole2 where the first insn is *mov<mode>_or instead of
6001 *mov<mode>_internal.
6003 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
6005 * tracer.c (bb_seen): Make static.
6007 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
6009 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
6010 support, setup defaults.
6011 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
6012 * config/arc/arc.c (arc_init): Add NPS400 support.
6013 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
6014 (TARGET_ARC700): NPS400 is also an ARC700.
6015 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
6017 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
6020 * config/nds32/nds32.md (casesi): Don't access the operands array
6023 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6025 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
6026 (or $-1,reg peephole2): Ditto.
6027 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
6029 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
6031 * doc/extend.texi (Common Function Attributes) [optimize]:
6032 Discourage use of the optimize attribute.
6034 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
6036 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
6037 special case builtin.
6038 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
6039 ALTIVEC_BUILTIN_VEC_ADDE.
6040 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6041 support for ALTIVEC_BUILTIN_VEC_ADDE.
6042 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
6043 for __builtin_vec_adde.
6045 2016-04-28 Jakub Jelinek <jakub@redhat.com>
6047 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
6048 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
6050 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6053 * doc/sourcebuild.texi (Effective-Target Keywords, Other
6054 attributes): Document cilkplus_runtime.
6056 2016-04-28 Martin Jambor <mjambor@suse.cz>
6058 * tree-cfg.c (verify_expr): Verify that local declarations belong to
6059 this function. Call verify_expr on MEM_REFs and bases of other
6062 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6064 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
6065 for WORD_REGISTER_OPERATIONS to runtime check.
6067 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6069 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
6071 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6073 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
6074 big-endian compilation.
6075 * config/arc/arc.md (addf3): Likewise.
6079 2016-04-28 Richard Biener <rguenther@suse.de>
6081 PR tree-optimization/70840
6082 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
6083 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
6084 Mark x * pow(x,c) -> pow(x,c+1) commutative.
6085 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
6087 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6089 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
6090 and explain why in a comment.
6092 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6094 * config/arc/arc.md (cpu_facility): Add fpx variant.
6095 (subdf3): Prohibit use reverse sub when assist operations option
6097 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
6098 instructions only when FPX is enabled.
6099 * testsuite/gcc.target/arc/trsub.c: New test.
6101 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6103 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
6104 mult_operator when calculating "type" attribute.
6105 (*fop_<mode>_1_i387): Ditto.
6106 (*fop_xf_1_i387): Ditto.
6107 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
6108 Use std::swap to swap operands. Use RTL expressions to generate
6111 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6112 Joern Rennecke <joern.rennecke@embecosm.com>
6114 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
6116 (emit_pic_move): Remove.
6117 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
6118 * config/arc/arc.c (emit_pic_move): Removed.
6119 (TARGET_HAVE_TLS): Define.
6120 (arc_conditional_register_usage): Test for arc_tp_regno.
6121 (arc_print_operand, arc_print_operand_address): Handle TLS
6123 (arc_needs_pcl_p): New function.
6124 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
6125 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
6126 (arc_raw_symbolic_reference_mentioned_p): Likewise.
6127 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
6128 (arc_legitimize_tls_address): Likewise.
6129 (DTPOFF_ZERO_SYM): Define.
6130 (arc_legitimize_pic_address): Make it static, handle TLS cases.
6131 (arc_output_pic_addr_const): Print TLS unspecs.
6132 (prepare_pic_move): New function, replaces emit_pic_move.
6133 (arc_legitimate_constant_p): Handle TLS unspecs.
6134 (arc_legitimate_address_p): Likewise.
6135 (arc_rewrite_small_data_p): Use assert for TLS constants.
6136 (prepare_move_operands): Use prepare_pic_move.
6137 (arc_legitimize_address): Legitimize tls addresses.
6138 (arc_epilogue_uses): Check for arc_tp_regno.
6139 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
6140 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
6142 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
6144 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
6145 %(arc_tls_extra_start_spec).
6146 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
6147 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
6149 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
6150 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
6151 (UNSPEC_TLS_OFF): Add.
6153 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
6154 (get_thread_pointersi): New patterns.
6155 * config/arc/arc.opt (mtp-regno): New option.
6156 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
6157 (move_dest_operand): Likewise.
6158 * configure: Regenerate.
6159 * configure.ac: Add arc*-*-* case to test for tls.
6160 * doc/invoke.texi (ARC options): Document mtp-regno.
6162 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6164 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
6165 the new ARC HS SIMD instructions.
6166 (arc_preferred_simd_mode): New function.
6167 (arc_autovectorize_vector_sizes): Likewise.
6168 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
6169 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
6170 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
6171 (arc_init_builtins): Add new SIMD builtin types.
6172 (arc_split_move): Handle 64 bit vector moves.
6173 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
6174 (TARGET_PLUS_QMACW): Define.
6175 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
6176 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
6177 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
6178 (VSUBADD4H): New builtins.
6179 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
6180 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
6182 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
6183 Matthias Klose <doko@debian.org>
6185 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
6187 2016-04-28 Richard Biener <rguenther@suse.de>
6190 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
6193 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
6195 * common/config/sh/sh-common.c: Remove SH5 support.
6196 * config/sh/constraints.md: Likewise.
6197 * config/sh/config/sh/elf.h: Likewise.
6198 * config/sh/linux.h: Likewise.
6199 * config/sh/netbsd-elf.h: Likewise.
6200 * config/sh/predicates.md: Likewise.
6201 * config/sh/sh-c.c: Likewise.
6202 * config/sh/sh-protos.h: Likewise.
6203 * config/sh/sh.c: Likewise.
6204 * config/sh/sh.h: Likewise.
6205 * config/sh/sh.md: Likewise.
6206 * config/sh/sh.opt: Likewise.
6207 * config/sh/sync.md: Likewise.
6208 * config/sh/sh64.h: Delete.
6209 * config/sh/shmedia.h: Likewise.
6210 * config/sh/shmedia.md: Likewise.
6211 * config/sh/sshmedia.h: Likewise.
6212 * config/sh/t-netbsd-sh5-64: Likewise.
6213 * config/sh/t-sh64: Likewise.
6214 * config/sh/ushmedia.h: Likewise.
6216 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6218 * config/i386/i386.md (sign_extend to memory peephole2s): Use
6219 general_reg_operand instead of register_operand predicate.
6221 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6223 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
6225 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
6227 * match.pd (A - B > A, A + B < A): New transformations.
6229 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
6231 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
6232 which defaults to true. Emit an outer pair of parentheses only if
6233 EMIT_PARENS. When continuing a chain of && or || (or & or |),
6234 don't emit parentheses for the right-hand operand.
6236 2016-04-27 Jeff Law <law@redhat.com>
6238 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
6240 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6242 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
6243 (altivec_lvx_<mode>_internal): Document.
6244 (altivec_lvx_<mode>_2op): New define_insn.
6245 (altivec_lvx_<mode>_1op): Likewise.
6246 (altivec_lvx_<mode>_2op_si): Likewise.
6247 (altivec_lvx_<mode>_1op_si): Likewise.
6248 (altivec_stvx_<mode>): Remove.
6249 (altivec_stvx_<mode>_internal): Document.
6250 (altivec_stvx_<mode>_2op): New define_insn.
6251 (altivec_stvx_<mode>_1op): Likewise.
6252 (altivec_stvx_<mode>_2op_si): Likewise.
6253 (altivec_stvx_<mode>_1op_si): Likewise.
6254 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6255 Expand vec_ld and vec_st during parsing.
6256 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
6258 (altivec_expand_stvx_be): Likewise.
6259 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
6260 address-masking behavior in RTL.
6261 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
6262 address-masking behavior in RTL.
6263 (altivec_expand_builtin): Change builtin code arguments for calls
6264 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
6265 (insn_is_swappable_p): Avoid incorrect swap optimization in the
6266 presence of lvx/stvx patterns.
6267 (alignment_with_canonical_addr): New function.
6268 (alignment_mask): Likewise.
6269 (find_alignment_op): Likewise.
6270 (recombine_lvx_pattern): Likewise.
6271 (recombine_stvx_pattern): Likewise.
6272 (recombine_lvx_stvx_patterns): Likewise.
6273 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
6274 stvx patterns from expand.
6275 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
6277 (vector_altivec_store_<mode>): Likewise.
6279 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
6281 * config/aarch64/aarch64.md
6282 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
6283 remove the "fp" attributes.
6284 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
6285 add the "simd" attributes.
6286 (*movdf_aarch64): Likewise.
6287 (*movtf_aarch64): Remove the "fp" attributes.
6288 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
6289 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
6291 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6293 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
6294 rtx to rtx_code_label *.
6295 * rtl.h (maybe_set_first_label_num): Likewise.
6297 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6299 * df-core.c (df_add_problem): Make the problem param be const.
6300 (df_remove_problem): Make local "problem" be const.
6301 * df-problems.c (problem_RD): Make const.
6302 (problem_LR): Likewise.
6303 (problem_LIVE): Likewise.
6304 (problem_MIR): Likewise.
6305 (problem_CHAIN): Likewise.
6306 (problem_WORD_LR): Likewise.
6307 (problem_NOTE): Likewise.
6308 (problem_MD): Likewise.
6309 * df-scan.c (problem_SCAN): Likewise.
6310 * df.h (struct df_problem): Make field "dependent_problem" be
6312 (struct dataflow): Likewise for field "problem".
6313 (df_add_problem): Make param const.
6315 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
6317 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
6318 inter-unit moves to/from vector registers are enabled. Do not disable
6321 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6323 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
6324 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
6326 (enum df_problem_id): ...this new enum.
6327 (struct df_problem): Convert field "id" from "int" to
6330 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6332 * rtl.def: Update comment for "things in the instruction chain" to
6333 reflect the removal of the leading "i" field for INSN_UID in
6334 r210360. Fix bogus apostrophe.
6336 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
6338 * config/i386/i386.md
6339 (lea arith with mem operand + setcc peephole2): Set operator mode.
6341 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
6344 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
6345 (dimode_scalar_to_vector_candidate_p): This.
6346 (timode_scalar_to_vector_candidate_p): New function.
6347 (scalar_to_vector_candidate_p): Likewise.
6348 (timode_check_non_convertible_regs): Likewise.
6349 (timode_remove_non_convertible_regs): Likewise.
6350 (remove_non_convertible_regs): Likewise.
6351 (remove_non_convertible_regs): Renamed to ...
6352 (dimode_remove_non_convertible_regs): This.
6353 (scalar_chain::~scalar_chain): Make it virtual.
6354 (scalar_chain::compute_convert_gain): Make it pure virtual.
6355 (scalar_chain::mark_dual_mode_def): Likewise.
6356 (scalar_chain::convert_insn): Likewise.
6357 (scalar_chain::convert_registers): Likewise.
6358 (scalar_chain::add_to_queue): Make it protected.
6359 (scalar_chain::emit_conversion_insns): Likewise.
6360 (scalar_chain::replace_with_subreg): Likewise.
6361 (scalar_chain::replace_with_subreg_in_insn): Likewise.
6362 (scalar_chain::convert_op): Likewise.
6363 (scalar_chain::convert_reg): Likewise.
6364 (scalar_chain::make_vector_copies): Likewise.
6365 (scalar_chain::convert_registers): New pure virtual function.
6366 (class dimode_scalar_chain): New class.
6367 (class timode_scalar_chain): Likewise.
6368 (scalar_chain::mark_dual_mode_def): Renamed to ...
6369 (dimode_scalar_chain::mark_dual_mode_def): This.
6370 (timode_scalar_chain::mark_dual_mode_def): New function.
6371 (timode_scalar_chain::convert_insn): Likewise.
6372 (dimode_scalar_chain::convert_registers): Likewise.
6373 (scalar_chain::compute_convert_gain): Renamed to ...
6374 (dimode_scalar_chain::compute_convert_gain): This.
6375 (scalar_chain::replace_with_subreg): Renamed to ...
6376 (dimode_scalar_chain::replace_with_subreg): This.
6377 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
6378 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
6379 (scalar_chain::make_vector_copies): Renamed to ...
6380 (dimode_scalar_chain::make_vector_copies): This.
6381 (scalar_chain::convert_reg): Renamed to ...
6382 (dimode_scalar_chain::convert_reg ): This.
6383 (scalar_chain::convert_op): Renamed to ...
6384 (dimode_scalar_chain::convert_op): This.
6385 (scalar_chain::convert_insn): Renamed to ...
6386 (dimode_scalar_chain::convert_insn): This.
6387 (scalar_chain::convert): Call convert_registers.
6388 (convert_scalars_to_vector): Change to scalar_chain pointer to
6389 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
6390 in 32-bit mode. Delete scalar_chain pointer. Call
6391 free_dominance_info in 64-bit mode.
6392 (pass_stv::gate): Remove TARGET_64BIT check.
6393 (ix86_option_override): Put the 64-bit STV pass before the CSE
6396 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
6398 * dwarf2out.h (struct dw_loc_descr_node): Remove the
6399 dw_loc_frame_offset field.
6400 * dwarf2out.c (new_loc_descr): Likewise.
6401 (resolve_args_picking_1): Turn the VISITED hash set into a
6402 FRAME_OFFSET hash map. Use it to associate a frame offset to
6403 visited nodes. Remove uses of the CHECKING_P macro.
6404 (resolve_args_picking): Update call to resolve_args_picking_1.
6406 2016-04-27 Martin Liska <mliska@suse.cz>
6408 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
6409 (free_loop_data): Release vuses of groups.
6411 2016-04-27 Bin Cheng <bin.cheng@arm.com>
6413 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
6414 instead of redundant use_id and boolean have_use_for.
6415 (struct iv_use): Change sub_id into group_id. Remove field next.
6416 Move fields: related_cands, n_map_members, cost_map and selected
6418 (struct iv_group): ... here. New structure.
6419 (struct iv_common_cand): Use structure declaration directly.
6420 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
6421 (MAX_CONSIDERED_USES): Rename macro to ...
6422 (MAX_CONSIDERED_GROUPS): ... here.
6423 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
6424 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
6425 (dump_uses): Rename to ...
6426 (dump_groups): ... here. Update all uses.
6427 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
6428 (find_induction_variables): Refactor format of dump information.
6429 (record_sub_use): Delete.
6430 (record_use): Update all uses.
6431 (record_group): New function.
6432 (record_group_use, find_interesting_uses_op): Call above functions.
6434 (find_interesting_uses_cond): Ditto.
6435 (group_compare_offset): New function.
6436 (split_all_small_groups): Rename to ...
6437 (split_small_address_groups_p): ... here. Update all uses.
6438 (split_address_groups): Update all uses.
6439 (find_interesting_uses): Refactor format of dump information.
6440 (add_candidate_1): Update all uses. Remove redundant check on iv,
6442 (add_candidate, record_common_cand): Remove redundant assert.
6443 (add_iv_candidate_for_biv): Update use.
6444 (add_iv_candidate_derived_from_uses): Update all uses.
6445 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
6446 (alloc_use_cost_map): Ditto.
6447 (set_use_iv_cost, get_use_iv_cost): Rename to ...
6448 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
6449 (determine_use_iv_cost_generic): Ditto.
6450 (determine_group_iv_cost_generic): Ditto.
6451 (determine_use_iv_cost_address): Ditto.
6452 (determine_group_iv_cost_address): Ditto.
6453 (determine_use_iv_cost_condition): Ditto.
6454 (determine_group_iv_cost_cond): Ditto.
6455 (determine_use_iv_cost): Ditto.
6456 (determine_group_iv_cost): Ditto.
6457 (set_autoinc_for_original_candidates): Update all uses.
6458 (find_iv_candidates): Update all uses. Refactor dump information.
6459 (determine_use_iv_costs): Ditto.
6460 (determine_iv_costs): Ditto.
6461 (iv_ca_cand_for_use): Rename to ...
6462 (iv_ca_cand_for_group): ... here. Update all uses.
6463 (iv_ca_add_use, iv_ca_add_group): Ditto.
6464 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
6465 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
6466 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
6467 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
6468 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
6469 (create_new_iv, adjust_iv_update_pos): Ditto.
6470 (rewrite_use_address): Delete.
6471 (rewrite_use_address_1): Rename to ...
6472 (rewrite_use_address): ... here.
6473 (rewrite_use_compare): Update all uses.
6474 (rewrite_use): Delete.
6475 (rewrite_uses): Rename to ...
6476 (rewrite_groups): ... here. Update all uses.
6477 (remove_unused_ivs, free_loop_data): Update all uses.
6478 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
6480 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6482 * rtlanal.c (nonzero_bits1): Convert preprocessor check
6483 for WORD_REGISTER_OPERATIONS to runtime check.
6485 2016-04-27 Richard Biener <rguenther@suse.de>
6488 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
6489 aggregate_value_p to determine if a function result is
6490 returned by reference.
6491 (ipa_pta_execute): Functions having their address taken are
6492 not automatically nonlocal.
6494 2016-04-27 Jakub Jelinek <jakub@redhat.com>
6497 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
6498 * fold-const.c (operand_equal_p): If flag_checking and
6499 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
6500 and if it returns non-zero, assert iterative_hash_expr on both
6503 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
6505 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
6507 2016-04-27 Nick Clifton <nickc@redhat.com>
6510 * varasm.c (merge_weak): Generate an error if an attempt is made
6511 to convert a non-weak static function into a weak, public function.
6513 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6515 * params.def (MAX_PARTITION_SIZE): New param.
6516 * doc/invoke.texi: Document lto-max-partition.
6518 2016-04-27 Richard Biener <rguenther@suse.de>
6521 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
6522 function cummulating used_from_other_partition, externally_visible
6523 and force_output from aliases.
6524 (refered_from_nonlocal_var): Likewise.
6525 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
6526 node flags properly.
6528 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
6530 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
6531 (-Wmemset-elt-size): New item.
6533 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
6536 * stor-layout.h (internal_reference_types): Delete.
6537 * stor-layout.c (reference_types_internal): Likewise.
6538 (internal_reference_types): Likewise.
6539 (layout_type) <REFERENCE_TYPE>: Adjust.
6541 2016-04-27 Jakub Jelinek <jakub@redhat.com>
6544 * tree.h (inchash::add_expr): Add FLAGS argument.
6545 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
6546 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
6547 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
6548 Formatting fix. Adjust recursive calls. For tcc_comparison,
6549 if swap_tree_comparison (code) is smaller than code, hash that
6550 and arguments in the other order. Hash CONVERT_EXPR the same
6551 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
6552 of ADDR_EXPR of decl as the decl itself. Add or remove
6553 OEP_ADDRESS_OF from recursive flags as needed. For
6554 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
6555 operands commutatively and only the third one normally.
6556 For internal CALL_EXPR hash in CALL_EXPR_IFN.
6558 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
6560 * config/rtems.h (LIB_SPEC): Add -latomic.
6562 2016-04-27 Joel Sherrill <joel@rtems.org>
6564 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
6565 xilink.ld and flags not relevant to RTEMS.
6567 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
6569 * toplev.c (backend_init_target): Avoid calling init_reload when using
6572 2016-04-26 Jakub Jelinek <jakub@redhat.com>
6574 * reorg.c (try_merge_delay_insns): Declare i and j inside the
6575 for loops rather than one for the whole function.
6577 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
6579 * match.pd (X + CST CMP X): New transformation.
6581 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
6583 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
6584 * fold-const.c (fold_binary_loc): Remove 2 transformations
6585 superseded by match.pd.
6586 * match.pd (x+x -> x*2): Generalize to integers.
6588 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
6590 * config/i386/i386.md (operation on memory peephole): Duplicate an
6591 existing peephole and adapt it to match lea rather than an operation
6594 PR rtl-optimization/57193
6595 * opts.c (default_options_table): Add OPT_frename_registers at -O2
6597 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
6599 2016-04-26 Bin Cheng <bin.cheng@arm.com>
6601 * tree-if-conv.c (any_pred_load_store): New static variable.
6602 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
6603 any_pred_load_store instead of and_mask_load_store.
6604 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
6605 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
6606 (combine_blocks, tree_if_conversion): Ditto.
6608 2016-04-26 Bin Cheng <bin.cheng@arm.com>
6610 PR tree-optimization/70771
6611 PR tree-optimization/70775
6612 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
6613 virtual PHI nodes. Delete parameter.
6614 (if_convertible_loop_p_1): Delete argument to above function.
6615 (predicate_all_scalar_phis): Delete code handling single-argument
6617 (tree_if_conversion): Mark and update virtual SSA.
6619 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6622 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
6623 (x86_elf_aligned_common): Rename to ...
6624 (x86_elf_aligned_decl_common): ... this.
6625 Add decl arg. Switch to .lbss for largecomm object. Use
6626 LARGECOMM_SECTION_ASM_OP.
6627 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
6629 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
6630 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
6632 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
6633 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
6635 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6638 * config/i386/i386.c (SECTION_LARGE): Define.
6639 (x86_64_elf_select_section): Set it for large data/bss sections.
6640 Only clear SECTION_WRITE for .lrodata.
6641 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
6643 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
6644 * varasm.c (default_elf_asm_named_section): Grow flagchars.
6645 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
6647 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
6648 * doc/tm.texi: Regenerate.
6650 2016-04-26 Jakub Jelinek <jakub@redhat.com>
6653 * configure.ac (--enable-checking): Document extra flag, for
6654 non-release builds default to --enable-checking=yes,extra.
6655 If misc checking and extra checking, define CHECKING_P to 2 instead
6657 * common.opt (fchecking=): Add.
6658 * doc/invoke.texi (-fchecking=): Document.
6659 * doc/install.texi: Document --enable-checking changes.
6660 * configure: Regenerated.
6661 * config.in: Regenerated.
6663 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6665 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
6666 attribute instead of which_alternative.
6667 * config/i386/sse.md (*mov<mode>_internal): Ditto.
6668 Use EXT_REX_SSE_REG_P where appropriate.
6670 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6672 * config/i386/predicates.md (const0_operand): Do not match
6673 const_wide_int code.
6674 (const1_operand): Ditto.
6676 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6678 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
6679 for SSE constm1 operands and TARGET_AVX512VL.
6680 (*movti_internal): Ditto.
6681 (*mov<mode>_or): Use constm1_operand predicate.
6682 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
6683 for SSE vector_all_ones operands and TARGET_AVX512VL.
6684 * config/i386/predicates.md (constm1_operand): New predicate.
6685 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
6686 emission of constant -1 load.
6688 2016-04-25 Jason Merrill <jason@redhat.com>
6690 * gdbinit.in: Skip is-a.h.
6692 * attribs.c (register_scoped_attributes): Fix logic.
6693 * attribs.h: Declare register_scoped_attributes.
6695 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6697 * config/rs6000/rs6000-builtin.def: Correct pasto error for
6698 stxvd2x and stxvw4x built-in functions.
6700 2016-04-25 DJ Delorie <dj@redhat.com>
6702 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
6703 (ashrhi3): Likewise.
6704 (lshrhi3): Likewise.
6706 2016-04-25 Richard Biener <rguenther@suse.de>
6708 PR tree-optimization/70780
6709 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
6711 (compute_antic): Mark blocks with abnormal preds as visited as
6712 they have a final empty antic-in solution already.
6714 2016-04-25 Michael Collison <michael.collison@linaro.org>
6716 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
6718 2016-04-25 Michael Collison <michael.collison@linaro.org>
6720 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
6721 mode is VQI to improve mixed mode vectorization.
6722 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
6723 define_insn to match low half of signed vaddw.
6724 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
6725 define_insn to match high half of signed vaddw.
6726 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
6727 define_insn to match low half of unsigned vaddw.
6728 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
6729 define_insn to match high half of unsigned vaddw.
6730 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
6731 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6732 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
6734 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6735 * config/arm/predicates.md (vect_par_constant_high): Support
6736 big endian and simplify by calling
6737 arm_simd_check_vect_par_cnst_half
6738 (vect_par_constant_low): Likewise.
6740 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6742 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
6743 predicate for operand 2.
6745 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
6746 H.J. Lu <hongjiu.lu@intel.com>
6748 * config/i386/i386-protos.h (standard_sse_constant_p): Add
6749 machine_mode argument.
6750 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
6751 constm1_rtx operands. For VOIDmode constants, get mode from
6752 pred_mode. Check mode size if the mode is supported by ABI.
6753 (standard_sse_constant_opcode): Do not use standard_constant_p.
6754 Strictly check ABI support for all-ones operands.
6755 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
6756 immediates. Update calls to standard_sse_constant_p.
6757 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
6758 (ix86_rtx_costs): Ditto.
6759 * config/i386/i386.md (*movxi_internal_avx512f): Use
6760 nonimmediate_or_sse_const_operand instead of vector_move_operand.
6761 Use (v,BC) alternative instead of (v,C). Use register_operand
6762 checks instead of MEM_P.
6763 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
6764 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
6765 isa attribute. Use register_operand checks instead of MEM_P.
6766 (*movti_internal): Use nonimmediate_or_sse_const_operand for
6767 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
6768 alternative and corresponding sse2 isa attribute.
6769 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
6770 to standard_sse_constant_p.
6771 (FP constant splitters): Ditto.
6772 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
6774 * config/i386/predicates.md (constm1_operand): Remove.
6775 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
6776 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
6777 vector_all_ones_operand instead of constm1_operand.
6779 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6781 * print-rtl.c (print_rtx_insn_vec): New function.
6782 * print-rtl.h: New prototype.
6783 * store-motion.c (struct st_expr): Make avail_stores a vector.
6784 (st_expr_entry): Adjust.
6785 (free_st_expr_entry): Likewise.
6786 (print_store_motion_mems): Likewise.
6787 (find_moveable_store): Likewise.
6788 (compute_store_table): Likewise.
6789 (delete_store): Likewise.
6790 (build_store_vectors): Likewise.
6792 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6794 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
6796 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6798 * vec.h (vec_safe_contains): New function.
6799 (vec::contains): Likewise.
6800 (vec::begin): Likewise.
6801 (vec::end): Likewise.
6803 2016-04-23 Jakub Jelinek <jakub@redhat.com>
6806 * cfgexpand.c (expand_stack_vars): Fix typo.
6808 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6810 * system.h (list, map, set, vector): Include conditionally.
6811 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
6812 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
6813 * ipa-icf.c (INCLUDE_LIST): Define.
6814 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
6815 * config/sh/sh.c (INCLUDE_VECTOR): Define.
6816 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
6817 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
6818 * cp/logic.cc (INCLUDE_LIST): Define.
6819 * fortran/trans-common.c (INCLUDE_MAP): Define.
6821 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6823 * auto-profile.c: Remove <string.h> include.
6824 * ipa-icf-gimple.c: Remove <list> include.
6825 * diagnostic.c: Remove <new> include.
6826 * genmatch.c: Likewise.
6827 * pretty-print.c: Likewise.
6828 * toplev.c: Likewise
6829 * c/c-objc-common.c: Likewise.
6830 * cp/error.c: Likewise.
6831 * fortran/error.c: Likewise.
6833 2016-04-22 Richard Biener <rguenther@suse.de>
6835 * lto-streamer-in.c (input_ssa_names): Do not allocate
6836 GIMPLE_NOP for all SSA names.
6837 * lto-streamer-out.c (output_ssa_names): Do not output
6838 SSA names that should have been released.
6840 2016-04-22 Richard Biener <rguenther@suse.de>
6842 PR tree-optimization/70740
6843 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
6846 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
6849 * config/i386/predicates.md (call_insn_operand): Replace
6850 sibcall_memory_operand with memory_operand.
6852 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
6854 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
6855 has_single_use() tests.
6856 (register_edge_assert_for_1): Likewise.
6857 (find_assert_locations_1): Check the liveness bitmap instead of
6858 checking has_single_use().
6860 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
6863 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
6864 Extract AVX-512BW constraint from AVX.
6866 2016-04-21 Richard Biener <rguenther@suse.de>
6868 PR tree-optimization/70725
6869 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
6870 for phi_convertible_by_degenerating_args.
6871 (predicate_all_scalar_phis): Handle single-argument PHIs.
6873 2016-04-21 Richard Biener <rguenther@suse.de>
6876 * fold-const.c (fold_comparison): Return properly typed
6879 2016-04-21 Bin Cheng <bin.cheng@arm.com>
6881 PR tree-optimization/70715
6882 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6883 after expanding BASE using expand_simple_operations.
6885 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
6887 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
6888 New transformations.
6890 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
6892 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
6894 2016-04-20 Jan Hubicka <jh@suse.cz>
6896 * ipa-inline.c (can_inline_edge_p): Pass caller info to
6897 ultiimate_alias_target.
6898 (update_callee_keys): Likewise.
6899 (lookup_recursive_calls): Likewise.
6900 (speculation_useful_p): Likewise.
6902 2016-04-20 Jan Hubicka <jh@suse.cz>
6905 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
6906 (set_nothrow_flag_1): ... this; handle interposition correctly;
6907 recurse on aliases and thunks.
6908 (cgraph_node::set_nothrow_flag): New.
6909 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
6910 functions compiled with non-call exceptions that binds to current
6912 (propagate_nothrow): Be safe WRT interposition.
6913 * cgraph.h (set_nothrow_flag): Update prototype.
6915 2016-04-18 Jan Hubicka <jh@suse.cz>
6917 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6918 max_loop_iterations_int.
6919 (tree_unswitch_outer_loop): Likewise.
6921 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6923 PR tree-optimization/69489
6924 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
6925 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
6926 Revise dump message.
6927 (if_convertible_bb_p): Remove check on edge count of basic block's
6930 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6932 PR tree-optimization/56625
6933 PR tree-optimization/69489
6934 * tree-data-ref.h (DR_INNERMOST): New macro.
6935 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
6936 hashing struct innermost_loop_behavior.
6937 (ref_DR_map): Remove.
6938 (innermost_DR_map): New map.
6939 (baseref_DR_map): Revise comment.
6940 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
6941 to innermost_DR_map accroding to its innermost loop behavior.
6942 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
6943 to its innermost loop behavior.
6944 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
6945 Add initialization for innermost_DR_map. Record memory reference
6946 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
6947 have innermost loop behavior.
6948 (if_convertible_loop_p): Remove release for ref_DR_map. Release
6951 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
6953 * config/i386/i386.md (*lea<mode>_general_1): Rename from
6954 *lea_general_1. Use explicit SWI12 mode interator.
6955 (*lea<mode>_general_2): Rename from *lea_general_2.
6956 Use explicit SWI12 mode interator.
6957 (*lea<mode>_general_3): Rename from *lea_general_3.
6958 Use explicit SWI12 mode interator.
6959 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
6960 Use explicit SWI12 mode interator.
6961 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
6962 Use explicit SWI48 mode interator.
6964 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
6966 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
6967 Short-cut unaligned load and store cases. Handle all integer
6969 (ix86_expand_vector_move_misalign): Short-cut unaligned load
6970 and store cases. Call ix86_avx256_split_vector_move_misalign
6971 directly without checking mode class.
6973 2016-04-20 Andrew Pinski <apinski@cavium.com>
6974 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6977 * config/aarch64/aarch64.md (sibcall): Force call
6978 address to be DImode for ILP32.
6979 (sibcall_value): Likewise.
6981 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
6983 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
6985 2016-04-20 Richard Biener <rguenther@suse.de>
6987 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
6988 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
6989 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
6990 (maybe_push_res_to_seq): Adjust.
6991 * gimple-fold.c (maybe_build_generic_op): Likewise.
6993 2016-04-20 Marek Polacek <polacek@redhat.com>
6995 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
6998 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
7000 * config/i386/sse.md (vec_unpacks_lo_hi): Always
7001 use kmovw to support AVX512F target.
7003 2016-04-20 Bin Cheng <bin.cheng@arm.com>
7005 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
7007 2016-04-20 Marek Polacek <polacek@redhat.com>
7009 PR tree-optimization/70725
7010 * tree-if-conv.c (is_false_predicate): New function.
7011 (predicate_mem_writes): Use it.
7013 2016-04-20 Richard Biener <rguenther@suse.de>
7015 PR tree-optimization/70726
7016 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
7017 shift amounts from a pattern stmt operand.
7019 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7022 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
7023 stack_restore_from_fpr pattern when restoring r15.
7024 (s390_optimize_prologue): Strip away the memory barrier in the
7025 parallel when trying to get rid of restore insns.
7026 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
7027 definition for loading the stack pointer from an FPR. Compared to
7028 the normal move insn this pattern includes a full memory barrier.
7030 2016-04-19 Jakub Jelinek <jakub@redhat.com>
7033 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
7034 implicitly linear or lastprivate iterator on the outer context.
7036 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7038 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
7040 * config/i386/i386.md (ssememalign): Removed.
7041 * config/i386/sse.md: Remove ssememalign attribute from patterns.
7043 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
7046 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
7047 const short * to __builtin_ia32_loaddquhi512_mask.
7048 (_mm512_maskz_loadu_epi16): Likewise.
7049 (_mm512_mask_storeu_epi16): Pass short * to
7050 __builtin_ia32_storedquhi512_mask.
7051 (_mm512_mask_loadu_epi8): Pass const char * to
7052 __builtin_ia32_loaddquqi512_mask.
7053 (_mm512_maskz_loadu_epi8): Likewise.
7054 (_mm512_mask_storeu_epi8): Pass char * to
7055 __builtin_ia32_storedquqi512_mask.
7056 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
7057 const double * to __builtin_ia32_loadupd512_mask.
7058 (_mm512_mask_loadu_pd): Likewise.
7059 (_mm512_maskz_loadu_pd): Likewise.
7060 (_mm512_storeu_pd): Pass double * to
7061 __builtin_ia32_storeupd512_mask.
7062 (_mm512_mask_storeu_pd): Likewise.
7063 (_mm512_loadu_ps): Pass const float * to
7064 __builtin_ia32_loadups512_mask.
7065 (_mm512_mask_loadu_ps): Likewise.
7066 (_mm512_maskz_loadu_ps): Likewise.
7067 (_mm512_storeu_ps): Pass float * to
7068 __builtin_ia32_storeups512_mask.
7069 (_mm512_mask_storeu_ps): Likewise.
7070 (_mm512_mask_loadu_epi64): Pass const long long * to
7071 __builtin_ia32_loaddqudi512_mask.
7072 (_mm512_maskz_loadu_epi64): Likewise.
7073 (_mm512_mask_storeu_epi64): Pass long long *
7074 to __builtin_ia32_storedqudi512_mask.
7075 (_mm512_loadu_si512): Pass const int * to
7076 __builtin_ia32_loaddqusi512_mask.
7077 (_mm512_mask_loadu_epi32): Likewise.
7078 (_mm512_maskz_loadu_epi32): Likewise.
7079 (_mm512_storeu_si512): Pass int * to
7080 __builtin_ia32_storedqusi512_mask.
7081 (_mm512_mask_storeu_epi32): Likewise.
7082 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
7083 char * to __builtin_ia32_storedquqi256_mask.
7084 (_mm_mask_storeu_epi8): Likewise.
7085 (_mm256_mask_loadu_epi16): Pass const short * to
7086 __builtin_ia32_loaddquhi256_mask.
7087 (_mm256_maskz_loadu_epi16): Likewise.
7088 (_mm_mask_loadu_epi16): Pass const short * to
7089 __builtin_ia32_loaddquhi128_mask.
7090 (_mm_maskz_loadu_epi16): Likewise.
7091 (_mm256_mask_loadu_epi8): Pass const char * to
7092 __builtin_ia32_loaddquqi256_mask.
7093 (_mm256_maskz_loadu_epi8): Likewise.
7094 (_mm_mask_loadu_epi8): Pass const char * to
7095 __builtin_ia32_loaddquqi128_mask.
7096 (_mm_maskz_loadu_epi8): Likewise.
7097 (_mm256_mask_storeu_epi16): Pass short * to.
7098 __builtin_ia32_storedquhi256_mask.
7099 (_mm_mask_storeu_epi16): Pass short * to.
7100 __builtin_ia32_storedquhi128_mask.
7101 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
7102 const double * to __builtin_ia32_loadupd256_mask.
7103 (_mm256_maskz_loadu_pd): Likewise.
7104 (_mm_mask_loadu_pd): Pass onst double * to
7105 __builtin_ia32_loadupd128_mask.
7106 (_mm_maskz_loadu_pd): Likewise.
7107 (_mm256_mask_storeu_pd): Pass double * to
7108 __builtin_ia32_storeupd256_mask.
7109 (_mm_mask_storeu_pd): Pass double * to
7110 __builtin_ia32_storeupd128_mask.
7111 (_mm256_mask_loadu_ps): Pass const float * to
7112 __builtin_ia32_loadups256_mask.
7113 (_mm256_maskz_loadu_ps): Likewise.
7114 (_mm_mask_loadu_ps): Pass const float * to
7115 __builtin_ia32_loadups128_mask.
7116 (_mm_maskz_loadu_ps): Likewise.
7117 (_mm256_mask_storeu_ps): Pass float * to
7118 __builtin_ia32_storeups256_mask.
7119 (_mm_mask_storeu_ps): ass float * to
7120 __builtin_ia32_storeups128_mask.
7121 (_mm256_mask_loadu_epi64): Pass const long long * to
7122 __builtin_ia32_loaddqudi256_mask.
7123 (_mm256_maskz_loadu_epi64): Likewise.
7124 (_mm_mask_loadu_epi64): Pass const long long * to
7125 __builtin_ia32_loaddqudi128_mask.
7126 (_mm_maskz_loadu_epi64): Likewise.
7127 (_mm256_mask_storeu_epi64): Pass long long * to
7128 __builtin_ia32_storedqudi256_mask.
7129 (_mm_mask_storeu_epi64): Pass long long * to
7130 __builtin_ia32_storedqudi128_mask.
7131 (_mm256_mask_loadu_epi32): Pass const int * to
7132 __builtin_ia32_loaddqusi256_mask.
7133 (_mm256_maskz_loadu_epi32): Likewise.
7134 (_mm_mask_loadu_epi32): Pass const int * to
7135 __builtin_ia32_loaddqusi128_mask.
7136 (_mm_maskz_loadu_epi32): Likewise.
7137 (_mm256_mask_storeu_epi32): Pass int * to
7138 __builtin_ia32_storedqusi256_mask.
7139 (_mm_mask_storeu_epi32): Pass int * to
7140 __builtin_ia32_storedqusi128_mask.
7141 * config/i386/i386-builtin-types.def (PCSHORT): New.
7143 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
7144 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
7145 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
7146 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
7147 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
7148 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
7149 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
7150 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
7151 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
7152 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
7153 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
7154 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
7155 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
7156 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
7157 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
7158 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
7159 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
7160 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
7161 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
7162 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
7163 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
7164 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
7165 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
7166 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
7167 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
7168 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
7169 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
7170 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
7171 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
7172 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
7173 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
7174 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
7175 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
7176 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
7177 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
7178 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
7179 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
7180 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
7181 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
7182 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
7183 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
7184 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
7185 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
7186 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
7187 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
7188 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
7189 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
7190 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
7191 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
7193 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
7194 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
7196 (ix86_expand_vector_move_misalign): Likewise.
7197 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
7198 to scalar function prototype for unaligned load/store builtins.
7199 (ix86_expand_special_args_builtin): Updated.
7200 * config/i386/sse.md (UNSPEC_LOADU): Removed.
7201 (UNSPEC_STOREU): Likewise.
7202 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
7203 (VI_ULOADSTORE_F_AVX512VL): Likewise.
7204 (ssescalarsize): Handle V4TI, V2TI and V1TI.
7205 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
7206 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
7207 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
7208 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
7209 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
7210 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
7211 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
7212 (<avx512>_storedqu<mode>_mask): Likewise.
7213 (*sse4_2_pcmpestr_unaligned): Likewise.
7214 (*sse4_2_pcmpistr_unaligned): Likewise.
7215 (*mov<mode>_internal): Renamed to ...
7216 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
7217 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
7218 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
7219 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
7221 2016-04-19 Richard Biener <rguenther@suse.de>
7223 PR tree-optimization/70171
7224 * tree-ssa-phiprop.c: Include stor-layout.h.
7225 (phiprop_insert_phi): Handle the aggregate copy case.
7226 (propagate_with_phi): Likewise.
7228 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
7230 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
7231 instead of simplify_gen_subreg (... , 0).
7232 (ix86_delegitimize_address): Ditto.
7233 (ix86_split_divmod): Ditto.
7234 (ix86_split_copysign_const): Ditto.
7235 (ix86_split_copysign_var): Ditto.
7236 (ix86_expand_args_builtin): Ditto.
7237 (ix86_expand_round_builtin): Ditto.
7238 (ix86_expand_special_args_builtin): Ditto.
7239 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
7240 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
7241 (udivmodqi4): Ditto.
7242 (absneg splitters): Ditto.
7243 (*jcc_bt<mode>_1): Ditto.
7245 2016-04-19 Richard Biener <rguenther@suse.de>
7247 PR tree-optimization/70724
7248 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
7249 restoring out from ...
7250 (free_scc_vn): ... here.
7251 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
7252 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
7254 (pass_fre::execute): Restore SSA info.
7256 2016-04-19 Richard Biener <rguenther@suse.de>
7258 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
7259 * gimple-walk.c (walk_gimple_op): Initialize it.
7260 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
7261 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
7262 remapping SSA names of defs.
7263 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
7266 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
7269 * lra-constraints.c (equiv_substition_p): New.
7270 (process_alt_operands): Use it.
7271 (swap_operands): Swap it.
7272 (curr_insn_transform): Update it.
7274 2016-04-18 Michael Matz <matz@suse.de>
7276 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
7277 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
7278 * tree-core.h (tree_type_common.align): Use bit-field.
7279 (tree_type_common.spare): New.
7280 (tree_decl_common.off_align): Make smaller.
7281 (tree_decl_common.align): Use bit-field.
7283 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
7284 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
7285 (scan_sharing_clauses): Ditto.
7286 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
7287 (omp_finish_file): Ditto.
7288 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
7289 (layout_decl): Ditto.
7290 (relayout_decl): Ditto.
7291 (finalize_record_size): Use SET_TYPE_ALIGN.
7292 (finalize_type_size): Ditto.
7293 (finish_builtin_struct): Ditto.
7294 (layout_type): Ditto.
7295 (initialize_sizetypes): Ditto.
7296 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
7297 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
7298 (lookup_field_for_decl): Use SET_DECL_ALIGN.
7299 (get_chain_field): Ditto.
7300 (get_trampoline_type): Ditto.
7301 (get_nl_goto_field): Ditto.
7302 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
7304 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
7305 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
7306 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
7307 (build_qualified_type): Use SET_TYPE_ALIGN.
7308 (build_aligned_type, build_range_type_1): Ditto.
7309 (build_atomic_base): Ditto.
7310 (build_common_tree_nodes): Ditto.
7311 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
7312 (expand_one_stack_var_at): Ditto.
7313 * coverage.c (build_var): Use SET_DECL_ALIGN.
7314 * except.c (init_eh): Ditto.
7315 * function.c (assign_parm_setup_block): Ditto.
7316 * symtab.c (increase_alignment_1): Ditto.
7317 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
7318 * tree-vect-stmts.c (ensure_base_align): Ditto.
7319 * varasm.c (align_variable): Ditto.
7320 (assemble_variable): Ditto.
7321 (build_constant_desc): Ditto.
7322 (output_constant_def_contents): Ditto.
7324 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
7325 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
7326 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
7327 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
7328 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
7330 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
7333 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
7334 replace %vmovsd with "%vmovq".
7335 (vec_concatv2df): Likewise.
7337 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
7339 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
7340 (*vec_extractv2si_0): Ditto.
7341 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
7342 (zero_extended_scalar_load_operand splitters): Ditto.
7343 (vec_extract splitters): Ditto.
7344 (*vec_extractv4si_0_zext): Ditto.
7345 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
7347 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
7348 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
7349 (*sse4_1_extractps): Use lowpart_subreg.
7350 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
7352 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7354 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
7356 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
7357 Mention Solaris 11 packaging changes.
7358 Update gas and gld requirements.
7359 Remove reference to pre-Solaris 10 bug.
7360 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
7362 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
7365 2016-04-17 Jan Hubicka <jh@suse.cz>
7367 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
7368 max_loop_iterations_int.
7370 2016-04-18 Richard Biener <rguenther@suse.de>
7372 PR tree-optimization/43434
7373 * tree-ssa-structalias.c (struct vls_data): New.
7374 (visit_loadstore): Handle all pointer-based accesses.
7375 (compute_dependence_clique): Compute a bitmap of restrict tags
7376 assigned bases and pass it to visit_loadstore.
7378 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
7381 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
7382 armv8.1-a and armv8.1-a+crc.
7384 2016-04-18 Richard Biener <rguenther@suse.de>
7386 PR tree-optimization/70701
7387 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
7388 references after translating through a memcpy.
7390 2016-04-18 Richard Biener <rguenther@suse.de>
7392 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
7393 (compute_antic): ... here. For partial antic use regular
7394 postorder and scrap iteration.
7395 (compute_partial_antic_aux): Remove unused return value.
7396 (init_pre): Do not allocate postorder.
7397 (fini_pre): Do not free postorder.
7399 2016-04-18 Richard Biener <rguenther@suse.de>
7402 * expmed.c (extract_bit_field_1): Remove broken case
7403 using a wider MODE_INT mode.
7405 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
7407 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
7408 unless compiling with at least GCC-4.8.
7410 2016-04-17 Jan Hubicka <jh@suse.cz>
7413 * graphite.c (graphite_finalize): Update call to
7414 tree_estimate_probability.
7415 * predict.h (tree_estimate_probability): Update prototype.
7417 2016-04-17 Jan Hubicka <jh@suse.cz>
7419 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
7420 (tree_estimate_probability): Likewise.
7421 (pass_profile::execute): Update.
7422 (report_predictor_hitrates): New function.
7423 * profile.c (compute_branch_probabilities): Use it.
7424 * predict.h (report_predictor_hitrates): Declare.
7426 2016-04-17 Jan Hubicka <jh@suse.cz>
7429 * cgraph.h (cgraph_node::set_const_flag,
7430 cgraph_node::set_pure_flag): Update prototype to return bool;
7432 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
7433 of interposable symbol are interposable, too.
7434 (cgraph_set_const_flag_1): Rename to ...
7435 (set_const_flag_1): ... this one; change to self recursive function
7436 instead of call_for_symbol_thunks_and_aliases. Handle correctly
7437 clearnig the flag in all variants and also virtual thunks of const
7438 functions are pure; track if any change was done.
7439 (cgraph_node::set_const_flag): Update.
7440 (struct set_pure_flag_info): New struct.
7441 (cgraph_set_pure_flag_1): Rename to ...
7442 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
7443 rather than pointer encoded flags; track if any changes was done;
7444 handle correctly clearning flag and setting flag of aliases already
7446 (cgraph_node::set_pure_flag): Update.
7447 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
7449 2016-04-17 Tom de Vries <tom@codesourcery.com>
7452 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
7455 2016-04-17 Tom de Vries <tom@codesourcery.com>
7457 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
7458 '{}<> ' as escape-for-record.
7460 2016-04-17 Tom de Vries <tom@codesourcery.com>
7462 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
7465 2016-04-17 Tom de Vries <tom@codesourcery.com>
7468 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
7469 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
7470 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
7471 * passes.c (finish_optimization_passes): Only call
7472 finish_graph_dump_file if dfi->graph_dump_initialized.
7473 (execute_function_dump, pass_init_dump_file): Use
7474 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
7476 2016-04-17 Tom de Vries <tom@codesourcery.com>
7478 PR tree-optimization/70256
7479 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
7480 (debug_varmap): New function.
7482 2016-04-17 Tom de Vries <tom@codesourcery.com>
7485 * passes.c (pass_manager::register_pass): Propagate pflags.
7487 2016-04-17 Tom de Vries <tom@codesourcery.com>
7490 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
7491 * passes.c (pass_manager::pass_manager): Declare and init p_start in
7492 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
7493 check if it's equal to p_start.
7494 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
7496 2016-04-15 Jan Hubicka <jh@suse.cz>
7499 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
7500 function does not bind to current def.
7501 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
7502 handle conservatively calls to functions that does not need to bind
7504 (check_call): Update call of worse_state.
7505 (ignore_edge_for_nothrow): Update.
7506 (ignore_edge_for_pure_const): Likewise.
7507 (propagate_pure_const): Update calls to worse_state.
7508 (skip_function_for_local_pure_const): Reformat comments.
7510 2016-04-15 Jan Hubicka <jh@suse.cz>
7513 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
7514 (cgraph_node::function_symbol): Likewise.
7515 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
7516 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
7517 (symtab_node::ultimate_alias_target): Add REF parameter.
7518 (symtab_node::binds_to_current_def_p): Declare.
7519 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
7520 (cgraph_node::function_symbol): Likewise.
7521 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
7522 (cgraph_node::get_availability): Likewise.
7523 (cgraph_edge::binds_to_current_def_p): New inline function.
7524 (varpool_node::get_availability): Add REF parameter.
7525 (varpool_node::ultimate_alias_target): Likewise.
7526 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
7527 (symtab_node::binds_to_current_def_p): Likewise.
7528 * varpool.c (varpool_node::get_availability): Likewise.
7530 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
7533 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
7534 Fix mode size check.
7536 2016-04-15 Jakub Jelinek <jakub@redhat.com>
7538 * BASE-VER: Set to 7.0.0.
7540 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
7542 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
7544 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7546 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
7547 architecture revisions.
7549 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
7551 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
7552 * config/i386/i386.c (ix86_using_red_zone): No longer static.
7553 * config/i386/i386.md (stack decrement to push peepholes): Guard
7554 with !x86_using_red_zone ().
7556 2016-04-15 Jakub Jelinek <jakub@redhat.com>
7559 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
7560 to dump_generic_node.
7561 (NIY): Pass also flags to do_niy.
7563 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
7565 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
7566 (simd_clone_vector_of_formal_parm_types)
7567 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
7568 (simd_clone_mangle, simd_clone_create)
7569 (simd_clone_adjust_return_type, create_tmp_simd_array)
7570 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
7571 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
7572 (ipa_simd_modify_function_body, simd_clone_linear_addend)
7573 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
7574 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
7575 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
7576 * omp-simd-clone.c: ... this new file.
7577 (simd_clone_vector_of_formal_parm_types): Make it static.
7578 * Makefile.in (OBJS): Add omp-simd-clone.o.
7580 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
7583 * config/i386/sse.md: Use proper memory operand modifiers.
7586 2016-04-15 Richard Biener <rguenther@suse.de>
7587 Alan Modra <amodra@gmail.com>
7589 PR tree-optimization/70130
7590 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
7591 when alignment stays not the same and no not use the realign
7594 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7597 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
7598 direct move handlers for KFmode. Change TFmode handlers test from
7599 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
7601 2016-04-14 Jakub Jelinek <jakub@redhat.com>
7604 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
7605 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
7606 (inlined_polymorphic_ctor_dtor_block_p): Use it.
7607 * tree-ssa-live.c (remove_unused_scope_block_p): When
7608 in_ctor_dtor_block, avoid discarding not just BLOCKs with
7609 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
7610 block_ultimate_origin is FUNCTION_DECL.
7611 (remove_unused_locals): If current_function_decl is
7612 polymorphic_ctor_dtor_p, pass initial true to
7613 remove_unused_scope_block_p' is_ctor_dtor_block.
7615 2016-04-14 Martin Sebor <msebor@redhat.com>
7620 * doc/extend.texi (Variable Length): Revert.
7622 2016-04-14 Marek Polacek <polacek@redhat.com>
7623 Jan Hubicka <hubicka@ucw.cz>
7626 * tree.c (verify_type): Disable the canonical type of main variant
7629 2016-04-14 Jason Merrill <jason@redhat.com>
7631 * cfgexpand.c, expr.c: Revert previous change.
7633 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
7636 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
7637 when building a mem ref for the incoming reduction variable.
7639 2016-04-14 Richard Biener <rguenther@suse.de>
7641 PR tree-optimization/70614
7642 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
7643 loop if the evolution dropped to chrec_dont_know.
7644 (interpret_condition_phi): Likewise.
7646 2016-04-14 Richard Biener <rguenther@suse.de>
7648 PR tree-optimization/70623
7649 * tree-ssa-pre.c (changed_blocks): Make global ...
7650 (compute_antic): ... local here. Move and fix worklist
7651 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
7652 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
7653 worklist handling, dump when ANTIC_IN changed.
7654 (compute_partial_antic_aux): Remove worklist handling.
7655 (init_pre): Do not compute post dominators. Add a comment about
7656 the CFG order chosen.
7657 (fini_pre): Do not free post dominators.
7659 2016-04-13 Martin Sebor <msebor@redhat.com>
7664 * doc/extend.texi (Variable Length): Document C++ specifics.
7666 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7669 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
7670 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
7671 eh edges have been purged.
7674 * tree-sra.c (create_access_replacement,
7675 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
7677 * tree-pretty-print.c (dump_fancy_name): New function.
7678 (dump_decl_name, dump_generic_node): Use it.
7680 2016-04-13 Jason Merrill <jason@redhat.com>
7682 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
7683 * expr.c (expand_expr_real_1): Likewise.
7685 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
7687 * config/i386/i386.md (kunpckhi): Swap operands.
7688 (kunpcksi): Likewise.
7689 (kunpckdi): Likewise.
7690 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
7691 (vec_pack_trunc_<mode>): Likewise.
7693 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7696 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
7699 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
7700 gimplification turns some element into non-constant.
7703 * rtl.h (convert_memory_address_addr_space_1): New prototype.
7704 * explow.c (convert_memory_address_addr_space_1): No longer static,
7705 add NO_EMIT argument and don't call convert_modes if true, pass
7706 it down recursively, remove break after return.
7707 (convert_memory_address_addr_space): Adjust caller.
7708 * simplify-rtx.c (simplify_unary_operation_1): Call
7709 convert_memory_address_addr_space_1 instead of convert_memory_address,
7710 if it returns NULL, don't simplify.
7712 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
7715 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
7717 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7719 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7720 Bump the upper SIMDLEN limits, so that if the return type or
7721 characteristic type if the return type is void can be passed in
7722 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
7725 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7728 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
7729 Do not use "=" constraint on an input constraint.
7730 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7731 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7732 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
7733 generates (neg (abs ...)) instead of (abs ...).
7735 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7737 PR rtl-optimization/70596
7738 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
7739 just invalidate LRA data and reset them. Adjust dump wording.
7741 2016-04-12 Martin Liska <mliska@suse.cz>
7744 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7746 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7748 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7749 max_loop_iterations_int.
7750 (tree_unswitch_outer_loop): Likewise.
7751 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7752 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7754 2016-04-12 Tom de Vries <tom@codesourcery.com>
7756 PR tree-optimization/68756
7757 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
7758 instead of new_name.
7760 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7762 PR tree-optimization/70602
7763 * tree-sra.c (generate_subtree_copies): Don't write anything into
7764 constant pool decls.
7766 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
7767 regardless whether there are depend clauses or not.
7769 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7772 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
7773 target attribute and pragma from changing the -mfloat128
7774 and -mfloat128-hardware options.
7776 * doc/extend.texi (Additional Floating Types): Document PowerPC
7777 __float128 restrictions.
7779 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7782 * config/aarch64/driver-aarch64.c
7783 (aarch64_get_extension_string_for_isa_flags): New.
7784 (arch_extension): Rename to...
7785 (aarch64_arch_extension): ...This.
7786 (ext_to_feat_string): Rename to...
7787 (aarch64_extensions): ...This.
7788 (aarch64_core_data): Keep track of architecture extension flags.
7789 (cpu_data): Rename to...
7790 (aarch64_cpu_data): ...This.
7791 (aarch64_arch_driver_info): Keep track of architecture extension
7793 (get_arch_name_from_id): Rename to...
7794 (get_arch_from_id): ...This, change return type.
7795 (host_detect_local_cpu): Update and reformat for renames, handle
7796 extensions through common infrastructure.
7798 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7801 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
7802 track of a canonical flag name.
7803 (all_extensions): Likewise.
7804 (arch_to_arch_name): Also track extension flags enabled by the arch.
7805 (all_architectures): Likewise.
7806 (aarch64_parse_extension): Move to here.
7807 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
7809 (aarch64_rewrite_selected_cpu): Update for above change.
7810 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
7811 are handled, such that the single explicit value enabled by an
7812 extension is kept seperate from the implicit values it also enables.
7813 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
7815 (aarch64_parse_extension): New.
7816 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
7817 here to config/aarch64/aarch64-protos.h.
7818 (aarch64_parse_extension): Move from here to
7819 common/config/aarch64/aarch64-common.c.
7820 (aarch64_option_print): Update.
7821 (aarch64_declare_function_name): Likewise.
7822 (aarch64_start_file): Likewise.
7823 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
7824 the canonical flag for extensions.
7825 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
7828 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7830 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
7833 2016-04-09 Tom de Vries <tom@codesourcery.com>
7835 PR tree-optimization/68953
7836 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
7837 first to last subscript.
7839 2016-04-09 Jakub Jelinek <jakub@redhat.com>
7841 PR tree-optimization/70586
7842 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
7845 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
7849 PR tree-optimization/70373
7853 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
7854 clauses for acc parallel reductions as necessary. Error on those
7856 * omp-low.c (scan_sharing_clauses): Don't install variables which
7857 are used in acc parallel reductions.
7858 (lower_rec_input_clauses): Remove dead code.
7859 (lower_oacc_reductions): Add support for reference reductions.
7860 (lower_reduction_clauses): Remove dead code.
7861 (lower_omp_target): Don't remap variables appearing in acc parallel
7863 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
7865 2016-04-08 Jakub Jelinek <jakub@redhat.com>
7868 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
7869 with multiple SSA_NAME defs, force the outputs other than first
7870 to be live before calling live_track_process_def on each output.
7872 PR rtl-optimization/70574
7873 * fwprop.c (forward_propagate_and_simplify): Don't add
7874 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
7875 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
7876 paradoxical subregs within *loc.
7878 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
7880 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
7881 -ftree-parallelize-loops={0,1}.
7882 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
7883 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
7884 * config/ia64/hpux.h (LIB_SPEC): Likewise.
7885 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
7886 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
7888 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
7891 * asan.c (instrument_derefs): If we get unknown location, extract it
7893 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
7895 2016-04-08 Tom de Vries <tom@codesourcery.com>
7897 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
7898 implicit firstprivate clause.
7900 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7903 * config/arm/thumb2.md (tst + branch-> lsls + branch
7904 peephole below *orsi_not_shiftsi_si): Require that condition
7905 register is dead after the peephole.
7906 (second peephole after the above): Likewise.
7908 2016-04-08 Alan Modra <amodra@gmail.com>
7911 * builtins.c (fold_builtin_classify): For IBM extended precision,
7912 look at just the high-order double to test for NaN.
7913 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
7914 test just the high double for Inf but both doubles for subnormal
7917 2016-04-07 Jakub Jelinek <jakub@redhat.com>
7919 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
7920 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
7921 node->simdclone->mask_mode != VOIDmode masks.
7922 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
7923 earlier, use it instead of node->simdclone.
7924 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7925 Set clonei->mask_mode.
7927 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
7930 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
7931 Pass it through to cp_parser_already_scoped_statement.
7932 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
7933 it through to cp_parser_statement.
7934 (cp_parser_statement): Pass IF_P through to
7935 cp_parser_iteration_statement.
7936 (cp_parser_pragma): Adjust call to
7937 cp_parser_iteration_statement.
7939 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
7942 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
7943 resolve a future -Wparentheses warning.
7944 * omp-low.c (scan_sharing_clauses): Likewise.
7945 * tree-parloops.c (eliminate_local_variables): Likewise.
7947 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
7949 PR rtl-optimization/70398
7950 * lra-constraints.c (process_address_1): Check zero scale and code
7951 for reloading with zero scale.
7953 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
7955 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
7956 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
7958 2016-04-06 Jakub Jelinek <jakub@redhat.com>
7960 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7961 Add support for AVX512F clones, include them by default for
7962 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
7963 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
7967 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
7968 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
7969 firstprivate clauses.
7970 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
7971 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
7972 (lower_omp_target): Set TREE_NO_WARNING for
7973 non-addressable possibly uninitialized vars which are copied into
7974 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
7976 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
7978 * config/pa/predicates.md (integer_store_memory_operand): Accept
7979 REG+D operands with a large offset when reload_in_progress is true.
7980 (floating_point_store_memory_operand): Likewise.
7982 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7985 * match.pd (nested int casts): Limit to GIMPLE.
7987 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
7990 * ipa-devirt.c (maybe_record_node): Fix comment; use
7991 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
7993 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7995 PR rtl-optimization/70542
7996 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
7997 if there are any uses other than insn or debug insns.
7999 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
8000 Jakub Jelinek <jakub@redhat.com>
8002 PR tree-optimization/70509
8003 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
8004 Shift HOST_WIDE_INT_1U instead of 1.
8006 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
8008 PR tree-optimization/70509
8009 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
8010 of the vector base type for index.
8012 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
8015 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
8017 2016-04-05 Richard Biener <rguenther@suse.de>
8019 PR tree-optimization/70526
8020 * tree-sra.c (build_ref_for_offset): Use prev_base to
8021 extract the alias pointer type.
8023 2016-04-05 Richard Biener <rguenther@suse.de>
8025 * dse.c (struct store_info): Remove alias_set member.
8026 (struct read_info_type): Likewise.
8027 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
8028 spill_deleted, clear_alias_set_lookup): Remove.
8029 (get_group_info): Remove dead base == NULL_RTX case.
8030 (dse_step0): Remove initialization of removed variables.
8031 (delete_dead_store_insn): Reomve alias set dumping.
8032 (free_read_records): Remove alias_set handling.
8033 (canon_address): Remove alias_set_out parameter.
8034 (record_store): Remove spill_alias_set, it's always zero.
8035 (check_mem_read_rtx): Likewise.
8036 (dse_step2): Rename from ...
8037 (dse_step2_nospill): ... this. Adjust.
8038 (scan_stores): Rename from ...
8039 (scan_stores_nospill): ... this.
8040 (scan_reads): Rename from ...
8041 (scan_reads_nospill): ... this.
8042 (scan_stores_spill, scan_reads_spill): Remove.
8043 (dse_step3_scan): Remove for_spills argument which is always false.
8044 (dse_step3): Likewise.
8045 (dse_step5): Rename from ...
8046 (dse_step5_nospill): ... this. Remove alias_set handling.
8047 (rest_of_handle_dse): Adjust.
8049 2016-04-05 Jakub Jelinek <jakub@redhat.com>
8052 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
8053 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
8054 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
8055 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
8057 2016-04-05 Richard Biener <rguenther@suse.de>
8060 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
8061 non-register type temporaries into SSA.
8063 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
8066 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
8067 calls when sanitizing.
8068 (possible_polymorphic_call_target_p): Fix formatting.
8070 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8071 Jakub Jelinek <jakub@redhat.com>
8074 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
8075 to ensure a call statement is compatible with a built-in's
8077 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
8080 2016-04-04 Richard Biener <rguenther@suse.de>
8082 PR rtl-optimization/70484
8083 * rtl.h (canon_output_dependence): Declare.
8084 * alias.c (canon_output_dependence): New function.
8085 * dse.c (record_store): Use canon_output_dependence rather
8086 than canon_true_dependence.
8088 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8091 * cgraph.h (symtab_node::copy_visibility_from): New function.
8092 * symtab.c (symtab_node::copy_visibility_from): New function.
8093 * ipa-visibility.c (optimize_weakref): New function.
8094 (function_and_variable_visibility): Use it.
8096 2016-04-04 Martin Liska <mliska@suse.cz>
8099 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
8100 value that is really in range handled by SBR instruction.
8101 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
8102 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
8103 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
8105 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
8109 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
8110 set, but not for SP_REG operands.
8112 2016-04-02 Martin Sebor <msebor@redhat.com>
8115 * fold-const.c (maybe_nonzero_address): New function.
8116 (fold_comparison): Call it. Fold equality and relational
8117 expressions involving null pointers.
8118 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
8120 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
8122 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
8123 the "Y" constraint (scalar FP 0.0 immediate).
8125 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
8126 Add the "const_double" to the list of operand constraints.
8128 2016-04-01 Jakub Jelinek <jakub@redhat.com>
8130 PR rtl-optimization/70467
8131 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
8132 If low word of the last operand is 0, just emit addition/subtraction
8135 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8138 * config/s390/s390.c (s390_expand_insv): Check for everything
8139 constant instead of just VOIDmode stuff.
8141 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8144 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
8146 2016-04-01 Nathan Sidwell <nathan@acm.org>
8148 * tree.def (TRY_CATCH_EXPR): Correct documentation.
8150 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
8152 PR rtl-optimization/70461
8153 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
8156 2016-03-31 Martin Liska <mliska@suse.cz>
8159 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
8160 a tree value or an immediate integer value to a buffer
8161 that is eventually copied to a BRIG section.
8162 (emit_immediate_operand): Call the function here.
8163 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
8164 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
8165 of class' fields that are removed.
8166 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
8167 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
8168 m_brig_repr_size fields.
8170 2016-03-31 Martin Liska <mliska@suse.cz>
8173 * hsa-gen.c (hsa_function_representation::update_dominance): New
8175 (convert_addr_to_flat_segment): Likewise.
8176 (gen_hsa_memory_set): New alignment argument.
8177 (gen_hsa_ctor_assignment): Likewise.
8178 (gen_hsa_insns_for_single_assignment): Provide alignment
8179 to gen_hsa_ctor_assignment.
8180 (gen_hsa_insns_for_direct_call): Add new argument.
8181 (expand_lhs_of_string_op): New function.
8182 (expand_string_operation_builtin): Likewise.
8183 (expand_memory_copy): New function.
8184 (expand_memory_set): New function.
8185 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
8186 (convert_switch_statements): Change signature.
8187 (generate_hsa): Use a return value of the function.
8188 (pass_gen_hsail::execute): Do not call
8189 convert_switch_statements here.
8190 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
8191 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
8192 (hsa_function_representation::update_dominance): New function.
8194 2016-03-31 Martin Liska <mliska@suse.cz>
8197 * hsa-brig.c (emit_directive_variable): Emit alignment
8198 according to hsa_symbol::m_align.
8199 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
8200 (dump_hsa_symbol): Dump alignment of HSA symbols.
8201 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
8202 (gen_hsa_addr_with_align): New function.
8203 (hsa_bitmemref_alignment): Use newly added function.
8204 (gen_hsa_insns_for_load): Likewise.
8205 (gen_hsa_insns_for_store): Likewise.
8206 (gen_hsa_memory_copy): New argument added.
8207 (gen_hsa_insns_for_single_assignment): Respect
8208 alignment for assignments processed via gen_hsa_memory_copy.
8209 (gen_hsa_insns_for_direct_call): Likewise.
8210 (gen_hsa_insns_for_return): Likewise.
8211 (gen_function_def_parameters): Set default alignment.
8212 * hsa.c (hsa_object_alignment): New function.
8213 (hsa_byte_alignment): Pasted function.
8214 * hsa.h (hsa_symbol::m_align): New field.
8216 2016-03-31 Bin Cheng <bin.cheng@arm.com>
8218 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
8219 scratch field for goto case.
8221 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
8223 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
8225 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
8228 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
8229 (scalar_chain::convert_insn): Call convert_op for reg
8230 moves to handle undefined registers.
8232 2016-03-31 Nathan Sidwell <nathan@acm.org>
8235 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
8236 Assert we don't want to move backwards.
8238 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
8241 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
8243 2016-03-31 Jakub Jelinek <jakub@redhat.com>
8245 PR rtl-optimization/70460
8246 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
8247 with operand from REG_LABEL_OPERAND, instead substitute
8248 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
8249 Don't do anything for REG_NON_LOCAL_GOTO jumps.
8251 2016-03-31 Martin Liska <mliska@suse.cz>
8253 * passes.c (execute_one_pass): Do not call
8254 todo_after for a discarded function.
8256 2016-03-31 Bin Cheng <bin.cheng@arm.com>
8258 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
8259 (no_cost, infinite_cost): Initialize the new field.
8260 (get_computation_cost_at): Record setup cost.
8261 (determine_use_iv_cost_address): Skip cost computation for sub
8262 uses if we can estimate it without losing accuracy.
8264 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8266 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8268 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8269 max_loop_iterations_int.
8270 (tree_unswitch_outer_loop): Likewise.
8271 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8272 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8274 2016-03-30 Richard Biener <rguenther@suse.de>
8277 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
8279 2016-03-30 Jakub Jelinek <jakub@redhat.com>
8282 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
8283 in gen_blendm expander.
8285 2016-03-30 Nick Clifton <nickc@redhat.com>
8288 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
8289 case where we are already provided with an SImode SUBREG.
8291 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
8294 * config/i386/i386.c (ix86_expand_epilogue): Properly check
8295 conflict between DRAP register and __builtin_eh_return.
8297 2016-03-30 Michael Matz <matz@suse.de>
8298 Richard Biener <rguenther@suse.de>
8301 * ipa-polymorphic-call.c (struct type_change_info): Change
8302 speculative to an unsigned allowing to limit the work we do.
8303 (csftc_abort_walking_p): New inline function..
8304 (check_stmt_for_type_change): Limit the number of may-defs
8305 skipped for speculative devirtualization to
8306 max-speculative-devirt-maydefs.
8307 * params.def (max-speculative-devirt-maydefs): New param.
8308 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
8310 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
8313 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
8316 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
8318 PR tree-optimization/59124
8319 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
8320 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
8322 2016-03-29 Jeff Law <law@redhat.com>
8324 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
8326 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8328 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
8331 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
8333 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
8334 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
8335 gcrt0.o if linking dynamically.
8337 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8340 * ipa-devirt.c (methods_equal_p): New function.
8341 (compare_virtual_tables): Use it.
8342 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
8343 * cgraphclones.c (clone_function_name_1): Use
8344 symbol_table::symbol_suffix_separator.
8345 * coverage.c (build_var): Likewise.
8346 * symtab.c (symbol_table::symbol_suffix_separator): New.
8348 2016-03-29 Jakub Jelinek <jakub@redhat.com>
8350 PR rtl-optimization/70429
8351 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
8352 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
8353 mode != result_mode.
8356 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
8358 PR tree-optimization/70405
8359 * ssa-iterators.h (num_imm_uses): Add missing braces.
8361 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
8363 PR rtl-optimization/68695
8364 * ira-color.c (allocno_copy_cost_saving): New.
8365 (improve_allocation): Use it.
8367 2016-03-29 Richard Henderson <rth@redhat.com>
8370 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
8372 2016-03-29 Richard Biener <rguenther@suse.de>
8375 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
8376 use alignment returned by get_pointer_alignment_1 if it is
8377 bigger than BITS_PER_UNIT.
8378 * builtins.c (get_pointer_alignment_1): Do not return true
8379 for alignment extracted from SSA info.
8381 2016-03-28 James Bowman <james.bowman@ftdichip.com>
8383 * config/ft32/ft32.opt (mnodiv): New.
8384 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
8385 * doc/invoke.texi (FT32 Options -mnodiv): New.
8387 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
8390 * config/i386/i386.md (define_split, andn): Fix modes.
8392 2016-03-26 Richard Biener <rguenther@suse.de>
8393 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8396 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
8398 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
8399 as 2nd argument to cl_optimization_restore().
8401 2016-03-25 Richard Henderson <rth@redhat.com>
8404 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
8405 * config/aarch64/aarch64-protos.h: Declare it.
8406 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
8408 2016-03-25 Alan Modra <amodra@gmail.com>
8411 * config/rs6000/constraints.md (j): Simplify.
8412 * config/rs6000/predicates.md (easy_fp_constant): Exclude
8414 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
8415 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
8416 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
8417 in all constraint alternatives.
8418 (movtd_64bit_nodm): Delete "j" constraint alternative.
8420 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
8422 * tree-ssa-propagate.c: Enhance docs for
8423 SSA_PROP_NOT_INTERESTING.
8425 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
8427 * doc/extend.texi: Fix typo in documentation to pure attribute.
8429 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
8432 * config/pa/pa.md (bswapdi2): Use a scratch register.
8434 2016-03-24 Richard Henderson <rth@redhat.com>
8437 * fold-const.c (extract_muldiv_1): Correct test for multiplication
8440 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
8442 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
8443 using ix86_expand_binary_operator instead of gen_andsi3.
8445 2016-03-24 Richard Biener <rguenther@suse.de>
8447 PR tree-optimization/70396
8448 * tree-vect-stmts.c (vectorizable_comparison): Use
8449 get_vectype_for_scalar_type.
8451 2016-03-24 Richard Biener <rguenther@suse.de>
8454 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
8455 with register bases.
8457 2016-03-24 Richard Biener <rguenther@suse.de>
8459 PR tree-optimization/70372
8460 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
8461 build_all_ones_cst to also handle vector types correctly.
8463 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8466 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
8469 2016-03-23 Marek Polacek <polacek@redhat.com>
8472 * doc/invoke.texi: Document -Wignored-attributes.
8474 2016-03-23 Bin Cheng <bin.cheng@arm.com>
8476 PR tree-optimization/69042
8477 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
8478 parameter from 30 to 40.
8480 2016-03-23 Bin Cheng <bin.cheng@arm.com>
8482 PR tree-optimization/69042
8483 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
8484 for use with constant offset stripped in base.
8486 2016-03-23 Richard Biener <rguenther@suse.de>
8489 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
8490 mode compatibility check.
8491 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8493 2016-03-23 Jeff Law <law@redhat.com>
8495 PR tree-optimization/64058
8496 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
8498 (struct ssa_conflicts): Move up earlier in the file.
8499 (conflicts_, var_map_): New static variables.
8500 (initialize_conflict_count): New function to initialize the
8501 CONFLICT_COUNT field for each conflict pair.
8502 (compare_pairs): Lazily initialize the conflict count and use it
8503 as the first tie-breaker.
8504 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
8505 and wipe conflicts_ and map_ around the call to qsort. Remove
8506 special case for 2 coalesce pairs.
8507 * bitmap.c (bitmap_count_unique_bits): New function.
8508 (bitmap_count_bits_in_word): New function, extracted from
8510 (bitmap_count_bits): Use bitmap_count_bits_in_word.
8511 * bitmap.h (bitmap_count_unique_bits): Declare it.
8513 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
8516 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
8517 transparent alias chain for decl assembler name.
8518 * config/sol2.c (solaris_assemble_visibility): Likewise.
8520 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8522 * config/arm/arm1020e.md (1020call_op): Reduce reservation
8524 (v10_fdivs): Likewise.
8525 (v10_fdivd): Likewise.
8527 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8530 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
8531 to not call fclose twice on file.
8533 2016-03-23 Jakub Jelinek <jakub@redhat.com>
8535 PR tree-optimization/70354
8536 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8537 oprnd0 is wider than oprnd1 and there is a cast from the wider
8538 type to oprnd1, mask it with the mask of the narrower type.
8541 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
8542 Optimize TARGET_STV splitters, if high or low word of last argument
8545 2016-03-22 Jeff Law <law@redhat.com>
8548 tree-ssa-threadbackward.c
8549 (fsm_find_control_statement_thread_paths): Correctly distinguish
8550 between old style jump threads vs FSM jump threads.
8552 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
8555 * config/i386/i386.c (scalar_chain::convert_op): Support
8556 uninitialized register usage case.
8558 2016-03-22 Richard Biener <rguenther@suse.de>
8561 * genmatch.c (gen_transform): Adjust last parameter to a three-state
8563 (capture::gen_transform): ... to change behavior when substituting
8564 a condition into cond or not-cond expr context.
8565 (dt_simplify::gen_1): Adjust.
8566 * gimple-match-head.c: Include gimplify.h for unshare_expr.
8567 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
8568 last change and instead change to
8569 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
8570 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8572 2016-03-22 Anthony Green <green@moxielogic.com>
8574 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
8575 issue for moxiebox targets.
8576 (CC1PLUS_SPEC): Ditto.
8578 2016-03-22 Richard Biener <rguenther@suse.de>
8581 * fold-const.c (extract_muldiv_1): Properly perform multiplication
8584 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
8586 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
8588 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
8591 * config/i386/i386.c (def_builtin): Handle
8592 OPTION_MASK_ISA_AVX512VL to be and-ed with other
8594 (const struct builtin_description bdesc_special_args[]):
8595 Remove duplicate ISA bits.
8597 2016-03-22 Jakub Jelinek <jakub@redhat.com>
8600 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
8601 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
8602 in a way that works also for AVX512BW.
8605 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
8606 instead of source if operands[1] is xmm16 and above and
8607 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
8608 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
8611 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
8612 on assign if (*from_p) is a comparison, set it to
8613 TREE_NO_WARNING (*from_p).
8615 2016-03-21 Jakub Jelinek <jakub@redhat.com>
8618 * lra.c (restore_scratches): Ignore deleted insns.
8620 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
8621 Jakub Jelinek <jakub@redhat.com>
8623 PR tree-optimization/70317
8624 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
8627 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
8630 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
8631 of ix86_expand_move.
8633 (movti): Use general_operand for operand 1 predicate.
8635 2016-03-21 Martin Liska <mliska@suse.cz>
8637 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
8639 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
8641 2016-03-21 Martin Liska <mliska@suse.cz>
8644 * ipa-icf.c (sem_function::parse): Skip static
8645 constructors and destructors.
8647 2016-03-21 Jakub Jelinek <jakub@redhat.com>
8650 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
8651 function-like macro, peek following token(s) if it is followed
8652 by CPP_OPEN_PAREN token with optional padding in between, and
8653 if not, don't treat it like a macro.
8655 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
8656 Alexander Monakov <amonakov@ispras.ru>
8658 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
8659 for the stabs debug format.
8661 2016-03-21 Richard Biener <rguenther@suse.de>
8663 PR tree-optimization/70310
8664 * tree-vect-generic.c (expand_vector_condition): Fold the built
8667 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
8670 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
8671 Block third alternative for AVX-512VL target,
8673 2016-03-21 Martin Liska <mliska@suse.cz>
8676 * hsa-brig.c (emit_function_directives): Mark unemitted
8677 global variables for emission.
8678 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
8679 (get_symbol_for_decl): Likewise.
8680 * hsa.h (struct hsa_symbol): New flag.
8682 2016-03-21 Richard Biener <rguenther@suse.de>
8684 PR tree-optimization/70288
8685 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
8686 we do not estimate unsimplified all-constant conditionals or
8687 switches as optimized away.
8689 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
8691 PR rtl-optimization/69102
8692 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
8693 when we have a readonly dependency context.
8695 2016-03-18 Jeff Law <law@redhat.com>
8697 PR rtl-optimization/70263
8698 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
8699 (update_equiv_regs): When trying to move a store to after the insn
8700 that sets the source of the store, make sure the store occurs after
8701 the insn that sets the source of the store. When successful note
8702 the REG_EQUIV note created in the dump file.
8704 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
8705 Bernd Schmidt <bschmidt@redhat.com>
8707 * doc/extend.texi: Document more potential problems with basic asms.
8709 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
8711 PR rtl-optimization/70278
8712 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
8715 2016-03-18 Jason Merrill <jason@redhat.com>
8717 * calls.c (load_register_parameters): Fix zero size sibcall logic.
8719 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
8721 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
8722 values to 128b regs.
8724 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8726 PR tree-optimization/70252
8727 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
8728 boolean vector has a proper number of elements.
8729 (supportable_narrowing_operation): Likewise.
8731 2016-03-18 Tom de Vries <tom@codesourcery.com>
8734 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
8736 2016-03-18 Jakub Jelinek <jakub@redhat.com>
8738 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
8739 instead of replace_rtx for DEBUG_INSNs.
8741 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8743 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
8744 load type reservations.
8746 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
8749 * config/pa/constraints.md: Revert 2015-02-13 change. Use
8750 define_constraint for "Q" and "T" constraints.
8752 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
8754 Tweak the pipeline model for Exynos M1
8756 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
8759 2016-03-17 David Malcolm <dmalcolm@redhat.com>
8762 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
8763 where one or both locations aren't within a line_map.
8765 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
8768 * opts.c (finish_options): Don't set flag_pie to the default if
8769 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
8772 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
8774 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
8775 true as ALL_REGS argument to replace_rtx.
8777 2016-03-17 Richard Biener <rguenther@suse.de>
8780 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
8783 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8786 * rtl.h (replace_rtx): Add ALL_REGS argument.
8787 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
8788 equality and assert mode is the same, instead of just rtx pointer
8790 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
8791 true as ALL_REGS argument to replace_rtx.
8793 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
8795 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
8796 for boolean vector with vector mode only.
8797 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8799 2016-03-17 Nick Clifton <nickc@redhat.com>
8802 * config/rx/rx.c (rx_print_integer): Print negative constants in
8805 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8808 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
8810 2016-03-16 Richard Henderson <rth@redhat.com>
8811 Richard Biener <rguenth@suse.de>
8816 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
8817 first operand as is_gimple_condexpr.
8822 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
8823 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
8824 Do not gimplify the result.
8825 (do_unop): Adjust call to tree_vec_extract.
8826 (do_binop): Likewise.
8827 (do_compare): Likewise.
8828 (do_plus_minus): Likewise.
8829 (do_negate): Likewise.
8830 (expand_vector_condition): Likewise.
8831 (do_cond): Likewise.
8833 2016-03-16 Richard Henderson <rth@redhat.com>
8836 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
8837 (aarch64_classify_address): Use it.
8838 (aarch64_legitimize_address): Force all subexpressions of PLUS
8839 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
8841 2016-03-16 Jakub Jelinek <jakub@redhat.com>
8842 Richard Biener <rguenth@suse.de>
8845 * rtlanal.c (replace_rtx): For REG, if from is a REG,
8846 return to even if only REGNO is equal, and assert
8849 2016-03-11 Jeff Law <law@redhat.com>
8851 PR rtl-optimization/70224
8852 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
8854 2016-03-16 Richard Henderson <rth@redhat.com>
8857 * function.h (struct function): Add has_forced_label_in_static.
8858 * gimplify.c (force_labels_r): Set it.
8859 * lto-streamer-in.c (input_struct_function_base): Read it.
8860 * lto-streamer-out.c (output_struct_function_base): Write it.
8861 * tree-inline.c (has_label_address_in_static_1): Remove.
8862 (copy_forbidden): Remove fndecl parameter; test
8863 has_forced_label_in_static.
8864 (inline_forbidden_p): Update call to copy_forbidden.
8865 (tree_versionable_function_p): Likewise.
8866 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
8867 (chkp_versioning): Likewise.
8868 * tree-inline.h (copy_forbidden): Update decl.
8870 2016-03-16 Marek Polacek <polacek@redhat.com>
8873 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
8874 function being thunked if the result type doesn't have fixed size.
8875 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
8876 doesn't have fixed size.
8878 2016-03-16 Bin Cheng <bin.cheng@arm.com>
8880 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
8881 reporting malformed loop nest.
8883 2016-03-16 Tom de Vries <tom@codesourcery.com>
8886 * ipa-devirt.c (possible_polymorphic_call_targets): Move
8887 nodes.length () == 1 test to before first nodes[0] access.
8889 2016-03-16 Tom de Vries <tom@codesourcery.com>
8891 PR tree-optimization/68715
8892 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
8895 2016-03-16 Tom de Vries <tom@codesourcery.com>
8897 PR tree-optimization/68809
8898 * graphite-scop-detection.c (same_close_phi_node): Test if result types
8901 2016-03-16 Carlos O'Donell <carlos@redhat.com>
8902 Sandra Loosemore <sandra@codesourcery.com>
8904 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
8905 on leaf attribute. Mention ELF interposition problems.
8907 2016-03-16 Alan Modra <amodra@gmail.com>
8909 PR rtl-optimization/69195
8910 PR rtl-optimization/47992
8911 * ira.c (indirect_jump_optimize): Ignore artificial defs.
8914 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
8917 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
8919 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8921 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
8923 2016-03-15 Jakub Jelinek <jakub@redhat.com>
8925 PR rtl-optimization/70222
8926 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
8927 optimization if mode is different from result_mode, queue up masking
8928 of the result in outer_op. Formatting fix.
8931 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
8934 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8936 PR rtl-optimization/69032
8937 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
8938 looping backwards over basic block insns.
8940 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8943 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
8944 to non-speculative when propagating trap bits.
8946 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8948 PR rtl-optimization/63384
8949 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
8952 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8955 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
8956 factored out from ...
8957 (sched_analyze_insn): ... here.
8958 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
8959 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
8960 get_implicit_reg_pending_clobbers in it.
8961 (setup_id_reg_sets): Use setup_id_implicit_regs.
8962 (deps_init_id): Ditto.
8964 2016-03-15 Tom de Vries <tom@codesourcery.com>
8967 * cgraph.c (cgraph_node::get_body): Save, reset and restore
8969 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
8970 execute_function_dump.
8971 (execute_one_pass): Don't dump function if it will be dumped after ipa
8974 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
8976 * genrecog.c (match_pattern_2): If pred is NULL don't call
8977 safe_predicate_mode on it.
8979 2016-03-14 Jakub Jelinek <jakub@redhat.com>
8982 * lra-constraints.c (delete_move_and_clobber): Change assertion
8983 to also allow dregno == 0.
8985 2016-03-14 Richard Henderson <rth@redhat.com>
8988 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
8989 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
8990 (reassociate_bb): Use optimize_vec_cond_expr; avoid
8991 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
8994 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
8997 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
8999 (lra_create_live_ranges_1): initialize hard register biggest_mode to
9001 * lra-constraints.c (split_reg): For hard regs, try to find the
9002 biggest single-register mode used in the function.
9004 2016-03-14 Richard Biener <rguenther@suse.de>
9006 PR tree-optimization/56365
9007 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
9008 constants to compare against.
9010 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
9013 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9014 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
9015 (define_split for the GPR case): Use int_reg_operand instead of
9016 gpc_reg_operand for the output.
9018 2016-03-14 Tom de Vries <tom@codesourcery.com>
9020 PR tree-optimization/70045
9021 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
9022 create_empty_if_region_on_edge argument.
9024 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
9026 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
9027 (STACK_CHECK_PROTECT): Likewise.
9028 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9029 (STACK_CHECK_PROTECT): Likewise.
9030 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
9031 (STACK_CHECK_PROTECT): Likewise.
9032 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
9033 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
9034 (STACK_CHECK_PROTECT): Likewise.
9036 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
9038 PR rtl-optimization/69307
9039 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
9040 registers in modes that span more than one register.
9042 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
9045 * lra-constraints.c (delete_move_and_clobber): New.
9046 (remove_inheritance_pseudos): Use it.
9048 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
9051 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
9052 the libcall is LCT_THROW.
9053 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
9054 for the checking routine.
9056 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9059 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
9060 optimization if we have direct move.
9061 (roundu32<mode>2_fprs): Likewise.
9063 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
9066 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
9068 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
9069 Arguments swapped. All callers changed. Take reg_renumber into
9070 account, and Calculate and compare register ranges for hard regs.
9072 2016-03-11 Jeff Law <law@redhat.com>
9074 PR tree-optimization/70190
9075 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9076 Handle cases where we can not extract the taken edge, even though we
9077 found a constant value.
9079 PR tree-optimization/64058
9080 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
9081 (num_coalesce_pairs): Move up earlier in file.
9082 (find_coalesce_pair): Initialize the INDEX field for each pair
9084 (compare_pairs): No longer sort on the elements in each pair.
9085 Instead break ties with the index of the coalesce pair.
9087 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9090 * config/aarch64/aarch64-protos.h
9091 (aarch64_save_restore_target_globals): New prototype.
9092 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
9093 Call the above when popping pragma.
9094 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
9096 (aarch64_set_current_function): Rewrite using the above.
9098 2016-03-11 Jakub Jelinek <jakub@redhat.com>
9100 PR tree-optimization/70177
9101 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
9102 (extract_ops_from_tree): ... this. In the 2 argument
9103 overload remove _1 suffix.
9104 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
9105 (extract_ops_from_tree): ... this.
9106 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
9108 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9109 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
9110 extract_ops_from_tree instead of 2 operand one.
9112 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
9114 PR tree-optimization/70013
9115 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
9116 for constant-pool entries.
9118 2016-03-11 Jakub Jelinek <jakub@redhat.com>
9120 PR rtl-optimization/70174
9121 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
9122 followed by gen_lowpart on force_reg instead of just gen_lowpart.
9124 PR tree-optimization/70169
9125 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
9126 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
9129 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
9130 Jakub Jelinek <jakub@redhat.com>
9133 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
9134 of uninitialized values.
9136 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9138 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
9140 ("*trunctddd2"): New pattern definition.
9141 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
9144 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9146 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
9147 definitions for BFP and DFP rounding modes.
9148 ("fixuns_truncdddi2", "fixuns_trunctddi2")
9149 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
9150 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
9151 ("fix_trunctf<mode>2"): Use the new constants instead of magic
9154 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9156 * config/s390/constraints.md: Adjust comment.
9157 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
9158 s390_decompose_addrstyle_without_index.
9159 * config/s390/predicates.md (shift_count_or_setmem_operand):
9160 Rename to setmem_operand.
9161 * config/s390/s390-protos.h
9162 (s390_decompose_shift_count): Rename to
9163 s390_decompose_addrstyle_without_index.
9164 * config/s390/s390.c (s390_decompose_shift_count)
9165 (s390_mem_constraint, print_shift_count_operand)
9166 (print_operand_address, print_operand): Rename
9167 s390_decompose_shift_count to
9168 s390_decompose_addrstyle_without_index and rename
9169 print_shift_count_operand to print_addrstyle_operand troughout the
9171 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
9172 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
9173 Rename shift_count_or_setmem_operand to setmem_operand.
9174 * config/s390/vx-builtins.md ("vec_insert<mode>")
9175 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
9178 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9181 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9182 Handle overlapping retval and newval.
9184 2016-03-10 Nick Clifton <nickc@redhat.com>
9187 * config/aarch64/aarch64.c
9188 (aarch64_override_options_after_change_1): When forcing
9189 flag_omit_frame_pointer to be true, use a special value that can
9190 be detected if this function is called again, thus preventing
9191 flag_omit_leaf_frame_pointer from being forced to be false.
9193 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9195 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
9196 Set x_flag_omit_leaf_frame_pointer when handling
9197 -momit-leaf-frame-pointer.
9199 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9202 * cgraph.c (cgraph_node::dump): Dump split_part and
9203 indirect_call_target.
9204 * cgraph.h (cgraph_node): Add indirect_call_target flag.
9205 * ipa.c (has_addr_references_p): Cleanup.
9206 (is_indirect_call_target_p): New.
9207 (walk_polymorphic_call_targets): Do not mark virtuals that may be
9208 called indirectly as local.
9209 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
9211 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9214 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
9215 on cxa_pure_virtual.
9217 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9220 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
9222 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9225 * tree.c (need_assembler_name_p): Only record main variant type names.
9227 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
9230 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
9231 Always define to 0 or 1.
9232 (TARGET_FIX_ERR_A53_843419): New macro.
9233 * config/aarch64/aarch64-elf-raw.h
9234 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
9235 * config/aarch64/aarch64-linux.h: Likewise.
9236 * config/aarch64/aarch64.c
9237 (aarch64_override_options_after_change_1): Do not default
9238 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
9240 (aarch64_attributes): Handle fix-cortex-a53-843419.
9241 (aarch64_can_inline_p): Likewise.
9242 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
9244 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
9245 Jakub Jelinek <jakub@redhat.com>
9247 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
9248 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
9249 DECL_COMMONS if flag_unconstrained_commons is set.
9250 * tree-dfa.c (get_ref_base_and_extent): Likewise.
9251 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
9252 (funconstrained-commons): Document.
9254 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
9256 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
9257 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
9259 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
9261 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
9262 has a proper number of elements.
9264 2016-03-10 Alan Modra <amodra@gmail.com>
9266 PR rtl-optimization/69195
9267 PR rtl-optimization/47992
9268 * ira.c (recorded_label_ref): Delete.
9269 (update_equiv_regs): Return void.
9270 (indirect_jump_optimize): New function.
9271 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
9272 before regstat_compute_ri. Don't rebuild_jump_labels here.
9273 Delete update_regstat.
9275 2016-03-10 Richard Biener <rguenther@suse.de>
9277 PR tree-optimization/70128
9278 * tree-ssa-structalias.c (set_uids_in_ptset): Set
9279 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
9281 2016-03-09 Jakub Jelinek <jakub@redhat.com>
9283 PR tree-optimization/70152
9284 * tree-sra.c (replace_removed_params_ssa_names): Copy over
9285 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
9288 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
9289 instead of gen_sse2_loadlpd.
9290 * config/i386/sse.md (*vec_concatv2df): Rename to...
9291 (vec_concatv2df): ... this.
9293 PR tree-optimization/70127
9294 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
9296 2016-03-09 David Malcolm <dmalcolm@redhat.com>
9300 * diagnostic-show-locus.c (compatible_locations_p): New function.
9301 (layout::layout): Sanitize ranges using compatible_locations_p.
9303 2016-03-09 David Malcolm <dmalcolm@redhat.com>
9307 * diagnostic-show-locus.c (layout_range::layout_range): Replace
9308 location_range param with three const expanded_locations * and a
9310 (layout::layout): Replace call to
9311 rich_location::lazily_expand_location with get_expanded_location.
9312 Extract the range and perform location expansion here, passing
9313 the results to the layout_range ctor.
9314 * diagnostic.c (source_range::debug): Delete.
9315 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
9316 of rich_location::get_expanded_location.
9317 * gcc-rich-location.c (get_range_for_expr): Delete.
9318 (gcc_rich_location::add_expr): Reimplement to avoid the
9319 rich_location::add_range overload that took a location_range,
9320 passing a location_t instead.
9322 2016-03-09 Richard Biener <rguenther@suse.de>
9323 Jakub Jelinek <jakub@redhat.com>
9325 PR tree-optimization/70138
9326 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9327 Also skip vect_double_reduction_def.
9329 2016-03-09 Jakub Jelinek <jakub@redhat.com>
9332 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
9333 if the operand is "m".
9335 2016-03-09 Nathan Sidwell <nathan@acm.org>
9337 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
9339 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9341 * config/i386/i386.c (processor_target_table): Fix cost table
9342 intialization order for znver1.
9344 2016-03-08 Jakub Jelinek <jakub@redhat.com>
9346 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
9347 - becuase -> because.
9348 * ipa-reference.c (ignore_module_statics): Likewise.
9349 * cgraph.c (cgraph_node::get_body): Likewise.
9350 * ipa-inline.c (early_inliner): Likewise.
9351 * ipa-devirt.c (types_same_for_odr): Likewise.
9352 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
9353 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
9355 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9357 * tree-ssa-math-opts.c: Fix typo in comment.
9359 2016-03-08 Jakub Jelinek <jakub@redhat.com>
9362 * config/i386/i386.c (scalar_chain::make_vector_copies,
9363 scalar_chain::convert_reg): Call end_sequence in between
9364 get_insns and emit_conversion_insns rather than after both
9367 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
9370 * config/i386/i386.h (machine_function): Add
9371 pc_thunk_call_expanded flag.
9372 (ix86_pc_thunk_call_expanded): New define.
9373 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
9374 (*set_got): Rename insn pattern from set_got.
9375 (*set_got_labelled): Rename inst pattern from set_got_labelled.
9376 * config/i386/i386.c (ix86_compute_frame_layout): Use
9377 ix86_pc_thunk_call_expanded to prevent red-zone.
9379 2016-03-07 Martin Jambor <mjambor@suse.cz>
9381 * hsa.h (hsa_get_ctor_statements): Declare.
9382 (hsa_get_dtor_statements): Likewise.
9383 (hsa_get_kernel_dispatch_type): Likewise.
9384 * hsa.c (hsa_get_ctor_statements): New function.
9385 (hsa_get_dtor_statements): Likewise.
9386 (hsa_get_kernel_dispatch_type): Likewise.
9387 * hsa-brig.c (hsa_cdtor_statements): Removed.
9388 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
9389 hsa_get_dtor_statements.
9390 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
9391 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
9393 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
9395 * config/arm/arm-cores.def (cortex-r8): New.
9396 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
9397 * config/arm/arm-tune.md: Likewise.
9398 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
9400 2016-03-07 Martin Sebor <msebor@redhat.com>
9402 PR rtl-optimization/19705
9403 * doc/invoke.texi (Options That Control Optimization): Clarify
9404 -fno-branch-count-reg.
9406 2016-02-26 Richard Biener <rguenther@suse.de>
9407 Jeff Law <law@redhat.com>
9409 PR tree-optimization/69740
9410 * cfghooks.c (remove_edge): Request loop fixups if we delete
9411 an edge that might turn an irreducible loop into a natural
9413 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
9414 Move after definition of loops_state_clear.
9416 2016-03-07 Bin Cheng <bin.cheng@arm.com>
9418 PR rtl-optimization/69052
9419 * rtlanal.c (commutative_operand_precedence): Set higher precedence
9422 2016-03-07 Tom de Vries <tom@codesourcery.com>
9424 PR tree-optimization/70116
9425 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
9426 is_tm_ending stmts and ubsan/asan internal functions.
9427 (find_duplicate): Use it. Don't test is_tm_ending here.
9429 2016-03-07 Richard Biener <rguenther@suse.de>
9431 PR tree-optimization/70115
9432 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
9433 (propagate_constants_for_unrolling): Use replace_uses_by.
9435 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
9438 * omp-low.c (struct oacc_loop): Add ifns.
9439 (new_oacc_loop_raw): Initialize it.
9440 (finish_oacc_loop): Clear mask & flags if no ifns.
9441 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
9442 (oacc_loop_xform_loop): Add ifns arg & adjust.
9443 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
9445 2016-03-07 Richard Henderson <rth@redhat.com>
9448 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
9449 (insert_value_copy_on_edge): Likewise.
9451 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9453 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
9455 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9458 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
9460 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9462 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
9464 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9466 Fix sseimul type attribute.
9467 * config/i386/znver1.md
9468 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
9469 znver1_sseimul_avx256_load) : Fix the type attribute.
9470 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
9471 pipe usage and latency.
9473 2016-03-05 Jakub Jelinek <jakub@redhat.com>
9476 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
9477 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
9480 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
9483 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
9485 PR rtl-optimization/69941
9486 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
9487 the reg share its mode.
9489 2016-03-04 Jeff Law <law@redhat.com>
9491 PR tree-optimization/69196
9492 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9493 If the both SSA_NAMEs are anonymous, then consider them unassociated
9494 and include the PHI in the statement count.
9496 2016-03-05 Tom de Vries <tom@codesourcery.com>
9498 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
9499 construct in oacc routine. Check for oacc region in oacc routine.
9501 2016-03-04 Jakub Jelinek <jakub@redhat.com>
9504 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
9505 2016-02-22 changes, instead don't recurse if RECUR is already true.
9506 Don't change *dynamic_check if RECUR. Adjust recursive caller
9507 to pass true to the new argument.
9508 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
9511 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
9512 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
9514 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
9516 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
9518 PR rtl-optimization/57676
9519 * lra-assigns.c (lra_assign): Guard test for maximum iterations
9522 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
9524 * tree-vect-patterns.c (search_type_for_mask): Handle
9525 comparison of booleans.
9527 2016-03-04 Jakub Jelinek <jakub@redhat.com>
9529 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
9533 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
9534 all other ops that have dw_val_class_die_ref operands,
9535 and DW_OP_GNU_entry_value.
9537 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9539 PR rtl-optimization/69904
9540 * config/arm/arm.c (arm_cannot_copy_insn_p):
9541 Return true for load-exclusive instructions.
9543 2016-03-03 Jakub Jelinek <jakub@redhat.com>
9546 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
9547 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
9548 the pattern no matter if it is used just by non-pattern, pattern
9550 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
9551 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9552 oprnd1 def_stmt is in pattern, don't look through it.
9554 2016-03-03 Marek Polacek <polacek@redhat.com>
9557 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
9559 2016-03-03 Martin Liska <mliska@suse.cz>
9561 PR tree-optimization/70043
9562 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
9563 previous statement if we see a debug statement.
9565 2016-03-03 Richard Biener <rguenther@suse.de>
9567 PR tree-optimization/55936
9568 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
9569 parameter and guard unsafe equivalence use.
9570 (vrp_evaluate_conditional_warnv_with_ops): Always use
9571 safe equivalences but not via the quadratic compare_names
9574 2016-03-03 Michael Collison <michael.collison@linaro.org>
9577 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
9578 for operand 1 to s_register_operand. Change predicate for operand
9579 2 to arm_not_immediate_operand.
9581 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
9583 * doc/tm.texi: Regenerated.
9585 2016-03-02 Richard Henderson <rth@redhat.com>
9588 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
9589 simplification when all args are positive non-fixed registers.
9591 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9593 * target.def (lra_p): Specify that new ports should use LRA.
9595 2016-03-02 Jakub Jelinek <jakub@redhat.com>
9598 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
9599 gimplify_type_sizes the type they refer to.
9600 (omp_notice_variable): Handle reference vars to VLAs.
9601 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
9602 reference to VLA decls in the second pass instead of first pass.
9604 2016-03-02 Tom de Vries <tom@codesourcery.com>
9606 PR tree-optimization/68659
9607 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
9608 new_expr == NULL_TREE.
9609 (get_new_name): Handle ADDR_EXPR.
9611 2016-03-02 Bin Cheng <bin.cheng@arm.com>
9613 PR rtl-optimization/69052
9614 * loop-invariant.c (canonicalize_address): New function.
9615 (inv_can_prop_to_addr_use): Check validity of address expression
9616 which is canonicalized by above function.
9618 2016-03-02 Alan Modra <amodra@gmail.com>
9621 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
9624 2016-03-02 Jakub Jelinek <jakub@redhat.com>
9627 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
9628 (*movhi_internal): Put mask moves from and to memory separately
9629 from moves from/to GPRs.
9631 2016-03-02 Richard Biener <rguenther@suse.de>
9633 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
9634 GENERIC expressions in GIMPLE.
9636 2016-03-02 Richard Biener <rguenther@suse.de>
9638 * config/i386/i386.c (type_natural_mode): Fix typo.
9640 2016-03-02 Nick Clifton <nickc@redhat.com>
9642 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
9644 2016-03-02 Richard Biener <rguenther@suse.de>
9645 Uros Bizjak <ubizjak@gmail.com>
9648 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
9650 2016-03-02 Richard Biener <rguenther@suse.de>
9653 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
9655 2016-03-02 Marek Polacek <polacek@redhat.com>
9658 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
9659 "is promoted to" warning.
9661 2016-03-01 DJ Delorie <dj@redhat.com>
9663 * config.gcc: Deprecate mep-*.
9665 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
9668 * lra-constraints.c (regno_val_use_in): New.
9669 (match_reload): Use it instead of regno_use_in.
9671 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9673 PR rtl-optimization/70007
9674 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
9675 references present in REG_EQUAL notes attached to non-SET patterns.
9677 2016-03-01 Jeff Law <law@redhat.com>
9679 PR tree-optimization/69196
9680 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9681 Appropriately clamp the number of statements to copy when the
9682 thread path does not traverse a loop backedge.
9684 PR tree-optimization/69196
9685 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9686 Do count some PHIs in the thread path against the insn count. Decrease
9687 final statement count by one as the control statement in the last
9688 block will get removed. Remove special cased code for handling PHIs
9691 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
9694 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
9695 asm dialect alternatives to explicit GOTPCREL calls.
9697 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9700 * ira.c (do_reload): Issue warning for generic stack checking here...
9701 * reload1.c (reload): ...instead of here and streamline it.
9703 2016-03-01 Nick Clifton <nickc@redhat.com>
9705 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
9707 2016-03-01 Richard Biener <rguenther@suse.de>
9709 PR tree-optimization/69983
9710 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
9711 types and fall back to operand_equal_p.
9713 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9716 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9718 * config/s390/constraints.md ("jm8"): New constraint.
9719 * config/s390/predicates.md ("const_int_8bitset_operand"): New
9721 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
9723 ("*setmem_long<setmem_and>"): New pattern.
9724 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
9726 ("*setmem_long_31z<setmem_and>"): New pattern.
9727 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
9728 New substitution rules with the required attributes.
9731 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9734 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9736 * gensupport.c (process_substs_on_one_elem): Split loop to
9737 complete mark_operands_used_in_match_dup on all expressions in the
9739 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9740 and remove function.
9742 2016-03-01 Richard Biener <rguenther@suse.de>
9745 * fold-const.c (fold_indirect_ref_1): Fix range checking for
9746 vector BIT_FIELD_REF extract.
9748 2016-03-01 Richard Biener <rguenther@suse.de>
9750 PR tree-optimization/69994
9751 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
9753 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
9755 PR tree-optimization/69956
9756 * tree-vect-stmts.c (supportable_widening_operation): Support
9757 multi-step conversion of boolean vectors.
9758 (supportable_narrowing_operation): Likewise.
9760 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9762 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
9765 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9767 * config/s390/subst.md (DSI_VI): New mode iterator.
9768 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
9769 * config/s390/vector.md ("vec_set<mode>"): Move expander before
9770 the insn definition.
9771 ("*vec_set<mode>"): Change predicate and add alternative to
9772 support only either register or const_int operands as element
9774 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
9776 ("vec_extract<mode>"): New expander.
9777 ("*vec_extract<mode>"): New insn definition supporting reg and
9778 const_int element selectors.
9779 ("*vec_extract<mode>_plus"): New insn definition supporting
9780 reg+const_int element selectors.
9781 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
9782 following expander+insn definition.
9783 ("<vec_shifts_name><mode>3"): New expander.
9784 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
9786 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9788 * config/s390/s390.md ("*tabort_1"): Change predicate to
9789 nonmemory_operand. Add a second alternative to cover
9790 register as well as const int operands.
9791 ("*tabort_1_plus"): New pattern definition.
9793 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9795 * config/s390/s390.md ("*ashrdi3_cc_31")
9796 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
9797 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
9798 Merge insn definitions into ...
9799 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9800 New pattern definition.
9801 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
9802 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
9803 ("*ashr<mode>3_and"): Merge insn definitions into ...
9804 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9805 New pattern definition.
9806 * config/s390/subst.md ("addr_style_op_cc_subst")
9807 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
9808 substitutions patterns plus attributes.
9809 Add ashiftrt to SUBST iterator.
9811 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9813 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
9814 op2 to nonmemory_operand.
9815 ("*<shift>di3_31", "*<shift>di3_31_and"):
9816 Merge into single pattern definition ...
9817 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
9818 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
9819 pattern definition ...
9820 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
9821 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
9824 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9826 * config/s390/predicates.md (const_int_6bitset_operand): New
9828 * config/s390/s390.md: Include subst.md.
9829 ("rotl<mode>3"): New expander.
9830 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
9832 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
9833 * config/s390/subst.md: New file.
9835 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9837 * config/s390/s390.md ("op_type", "atype", "length" attributes):
9838 Remove RRR type. It doesn't really exist.
9839 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
9841 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
9842 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
9843 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
9844 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
9845 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
9846 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
9847 `enabled' attribute.
9849 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9851 * gensupport.c (process_substs_on_one_elem): Split loop to
9852 complete mark_operands_used_in_match_dup on all expressions in the
9854 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9855 and remove function.
9857 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9860 * config/sparc/sparc.c (NWORDS_UP): Rename to...
9861 (CEIL_NWORDS): ...this. Use CEIL macro.
9862 (compute_fp_layout): Adjust to above renaming.
9863 (function_arg_union_value): Likewise.
9864 (sparc_arg_partial_bytes): Likewise.
9865 (sparc_function_arg_advance): Likewise.
9867 2016-02-29 Jeff Law <law@redhat.com>
9869 PR tree-optimization/70005
9870 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
9871 where an object with a boolean range is compared against a value
9874 PR tree-optimization/69999
9875 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
9876 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
9879 2016-02-29 Richard Biener <rguenther@suse.de>
9881 PR tree-optimization/69994
9882 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
9883 (get_unary_op): Look through nop conversions.
9884 (ops_equal_values_p): New function, look for equality diregarding
9886 (eliminate_plus_minus_pair): Use ops_equal_values_p
9887 (repropagate_negates): Do not use get_unary_op here.
9889 2016-02-29 Martin Liska <mliska@suse.cz>
9891 * system.h: Poison ENABLE_CHECKING macro.
9893 2016-02-29 Martin Liska <mliska@suse.cz>
9895 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
9896 is presented in dump flags.
9897 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9898 (hsa_regalloc): Likewise.
9900 2016-02-19 Richard Biener <rguenther@suse.de>
9902 PR tree-optimization/69980
9903 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
9904 permutation of those we need to keep.
9906 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9909 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
9910 (NWORDS_UP): ...this
9911 (init_cumulative_args): Minor tweaks.
9912 (sparc_promote_function_mode): Likewise.
9913 (scan_record_type): Delete.
9914 (traverse_record_type): New function template.
9915 (classify_data_t): New structure type.
9916 (classify_registers): New inline function.
9917 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
9918 exhausted. Instantiate traverse_record_type on classify_registers and
9919 deal with the case of a structure passed in slot #15 with no FP field
9921 (assign_data_t): New structure type.
9922 (compute_int_layout): New static function.
9923 (compute_fp_layout): Likewise.
9924 (count_registers): New inline function.
9925 (assign_int_registers): New static function.
9926 (assign_fp_registers): Likewise.
9927 (assign_registers): New inline function.
9928 (function_arg_record_value_1): Delete.
9929 (function_arg_record_value_2): Likewise.
9930 (function_arg_record_value_3): Likewise.
9931 (function_arg_record_value): Adjust to above changes. Instantiate
9932 traverse_record_type on count_registers to first count the number of
9933 registers to be used and then on assign_registers to assign them.
9934 (function_arg_union_value): Adjust to above renaming.
9935 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
9936 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
9937 case of a structure passed in slot #15
9938 (sparc_function_arg_advance): Likewise.
9939 (function_arg_padding): Minor tweak.
9941 2016-02-29 Richard Biener <rguenther@suse.de>
9943 PR tree-optimization/69720
9944 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
9945 the adjustment_def path for possibly vectorized defs.
9946 (vect_create_epilog_for_reduction): Handle vectorized initial
9949 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
9951 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
9953 2016-02-27 Jeff Law <law@redhat.com>
9956 2016-02-26 Richard Biener <rguenther@suse.de>
9957 Jeff Law <law@redhat.com>
9959 PR tree-optimization/69740
9960 * cfghooks.c (remove_edge): Request loop fixups if we delete
9961 an edge that might turn an irreducible loop into a natural
9964 2016-02-27 Jakub Jelinek <jakub@redhat.com>
9966 PR rtl-optimization/69896
9967 * tree-vect-generic.c (get_compute_type): Avoid single element
9970 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
9972 Rename the AArch64 tuning option and related functions to enable the
9973 Newton series for the reciprocal square root to reflect its
9974 approximative characteristic.
9976 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
9977 function to "aarch64_emit_approx_rsqrt".
9978 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
9979 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
9980 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
9981 (xgene1_tunings): Likewise.
9982 (use_rsqrt_p): Likewise.
9983 (aarch64_emit_swrsqrt): Use new function name.
9984 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
9985 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
9986 text explaining this option.
9987 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
9989 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9992 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
9993 complain about -mallow-movmisalign without -mvsx if
9994 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
9996 2016-02-26 Joel Sherrill <joel@rtems.org>
9998 * config.gcc: Add x86_64-*-rtems*.
9999 * config/i386/rtems-64.h: New file.
10001 2016-02-26 Joel Sherrill <joel@rtems.org>
10003 * config.gcc: Add aarch64-*-rtems*.
10004 * config/aarch64/rtems.h: New file.
10006 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
10009 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
10010 shift amount using %h. Add comment.
10012 2016-02-26 Richard Biener <rguenther@suse.de>
10013 Jeff Law <law@redhat.com>
10015 PR tree-optimization/69740
10016 * cfghooks.c (remove_edge): Request loop fixups if we delete
10017 an edge that might turn an irreducible loop into a natural
10020 2016-02-26 Martin Jambor <mjambor@suse.cz>
10022 PR middle-end/69920
10023 * tree-sra.c (sra_modify_assign): Do not remove loads of
10024 uninitialized aggregates to SSA_NAMEs.
10026 2016-02-26 Richard Henderson <rth@redhat.com>
10029 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
10030 pseudo in case the target rtx matches the source of the left
10033 2016-02-26 Martin Jambor <mjambor@suse.cz>
10036 * hsa.h (hsa_type_packed_p): Declare.
10037 * hsa.c (hsa_type_packed_p): New function.
10038 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
10040 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
10041 * hsa-brig.c (emit_basic_insn): Likewise.
10043 2016-02-26 Martin Jambor <mjambor@suse.cz>
10046 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
10048 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
10050 2016-02-26 Martin Jambor <mjambor@suse.cz>
10052 * hsa.h (is_a_helper): New overload for hsa_op_immed for
10053 hsa_op_with_type operands.
10054 (hsa_unsigned_type_for_type): Declare.
10055 * hsa.c (hsa_unsigned_type_for_type): New function.
10056 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
10057 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
10058 the finalizer. Do not emit extra move.
10060 2016-02-26 Martin Jambor <mjambor@suse.cz>
10062 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
10063 atomic operations in private segment.
10065 2016-02-26 Martin Jambor <mjambor@suse.cz>
10067 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
10068 statements to wi->info. Also disallow omp simd constructs.
10069 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
10070 for not gridifying. Dump special string for omp_for.
10072 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10075 * config/aarch64/aarch64.c (aarch64_set_current_function):
10076 Save/restore target globals when switching to
10077 target_option_default_node.
10079 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10082 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
10083 Return 0 if !SHIFT_COUNT_TRUNCATED.
10085 2016-02-26 Jakub Jelinek <jakub@redhat.com>
10086 Eric Botcazou <ebotcazou@adacore.com>
10088 PR rtl-optimization/69891
10089 * dse.c (scan_insn): If we can't figure out memset arguments
10090 or they are non-constant, call clear_rhs_from_active_local_stores.
10092 2016-02-26 Martin Liska <mliska@suse.cz>
10094 * doc/extend.texi: Mention clog10, clog10f an clog10l
10095 in Builtins section.
10097 2016-02-26 Martin Liska <mliska@suse.cz>
10099 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
10101 (resolve_args_picking_1): Likewise.
10102 * dwarf2out.h (struct GTY): Likewise.
10104 2016-02-26 Martin Liska <mliska@suse.cz>
10106 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
10107 with flag_checking.
10108 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
10110 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
10111 Martin Liska <mliska@suse.cz>
10113 * doc/install.texi: Mention --enable-valgrind-annotations.
10115 2016-02-26 Richard Biener <rguenther@suse.de>
10117 PR tree-optimization/69551
10118 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
10119 looking through aliases adjust DECL_PT_UID to refer to the
10120 ultimate alias target.
10122 2016-02-25 Martin Liska <mliska@suse.cz>
10124 PR middle-end/69919
10125 * alloc-pool.c (after_memory_report): New variable.
10126 * alloc-pool.h (base_pool_allocator ::release): Do not use
10127 the infrastructure if after_memory_report.
10128 * toplev.c (toplev::main): Mark after memory report.
10130 2016-02-25 Richard Biener <rguenther@suse.de>
10132 PR tree-optimization/48795
10133 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
10135 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
10138 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
10139 offloading is enabled and -fopenacc or -fopenmp is specified.
10140 (CRTOFFLOADEND): Likewise.
10141 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
10142 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
10143 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
10144 (offload_objects_file_name): New static var.
10145 (tool_cleanup): Remove offload_objects_file_name file.
10146 (find_offloadbeginend): Replace with ...
10147 (find_crtoffloadtable): ... this.
10148 (run_gcc): Remove offload_argc and offload_argv.
10149 Get offload_objects_file_name from -foffload-objects=... option.
10150 Read names of object files with offload from this file, pass them to
10151 compile_images_for_offload_targets. Don't call find_offloadbeginend and
10152 don't pass offloadbegin and offloadend to the linker. Don't pass
10153 offload non-LTO files to the linker, because now they're not claimed.
10155 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
10158 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10159 on builtin_unreachable.
10161 2016-02-25 Jakub Jelinek <jakub@redhat.com>
10163 PR rtl-optimization/69896
10164 * regcprop.c: Include cfgrtl.h.
10165 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
10166 than remembered mode, either delete it (if noop_move_p), or
10167 treat like copy_p but not noop_p instruction.
10169 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10172 * dwarf2out.c (gen_variable_die): Work around buggy LTO
10173 - allow NULL decl for Fortran DW_TAG_common_block variables.
10175 2016-02-24 Jason Merrill <jason@redhat.com>
10177 * common.opt (flifetime-dse): Add -flifetime-dse=1.
10179 2016-02-24 Richard Biener <rguenther@suse.de>
10180 Jakub Jelinek <jakub@redhat.com>
10182 PR middle-end/69760
10183 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
10184 conditionally executed ops to well-defined overflow behavior.
10186 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10188 PR middle-end/69915
10189 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
10192 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10194 PR rtl-optimization/69886
10195 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
10196 argument. Use it when checking validity of set instructions.
10197 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
10198 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
10200 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
10201 * store-motion.c (find_moveable_store): Update
10202 can_assign_to_reg_without_clobbers_p callsite.
10204 2016-02-24 Richard Biener <rguenther@suse.de>
10206 PR middle-end/68963
10207 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
10209 (record_nonwrapping_iv): Do not fall back to the low/high bound
10210 for non-constant IV bases if the stmt is not always executed.
10212 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10214 * config/arm/arm-cores.def (cortex-a32): New entry.
10215 * config/arm/arm-tables.opt: Regenerate.
10216 * config/arm/arm-tune.md: Regenerate.
10217 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
10218 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
10219 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
10220 for -mcpu and -mtune.
10222 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10225 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
10226 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
10227 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
10228 (atomic_loaddi_1): Delete.
10229 (atomic_loaddi): Rewrite expander using the above changes.
10231 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10234 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
10237 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10238 Richard Biener <rguenth@suse.de>
10240 PR middle-end/69909
10241 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
10242 set_mem_attributes if tem is SSA_NAME which got expanded
10245 2016-02-24 Richard Biener <rguenther@suse.de>
10247 PR tree-optimization/69907
10248 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
10249 end of permutations for BB vectorization.
10251 2016-02-24 Christian Bruel <christian.bruel@st.com>
10253 * config/arm/arm-c.c (arm_option_override): Initialize
10254 target_option_current_node.
10255 * config/arm/arm.c (arm_pragma_target_parse): Replace
10256 build_target_option_node call by target_option_current_node.
10257 Set target_option_current_node.
10260 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
10263 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
10264 define_insn_and_split to define_insn.
10265 (zero_extendqi<mode>2_dot2): Same.
10266 (extendqi<mode>2_dot): Same.
10267 (extendqi<mode>2_dot2): Same.
10269 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10271 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
10272 and add bypass for AES{D,E} and AESMC pairs.
10273 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
10276 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10278 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
10279 series for reciprocal square root in Exynos M1.
10281 2016-02-23 Martin Sebor <msebor@redhat.com>
10284 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
10285 __builtin_alloca_with_align.
10287 2016-02-23 Richard Henderson <rth@redhat.com>
10289 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
10290 (ix86_register_pragmas): Remove __seg_tls.
10291 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
10292 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
10293 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
10294 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
10295 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
10296 * doc/extend.texi (__seg_tls): Remove item.
10298 2016-02-23 Richard Biener <rguenther@suse.de>
10300 * alloc-pool.h (struct allocation_object): Make id member
10301 conditional on CHECKING_P again.
10302 (get_instance): Adjust.
10303 (base_pool_allocator): Likewise.
10305 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
10307 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
10308 (parallelize_loops): In OpenACC kernels mode, set n_threads to
10310 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
10312 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
10314 2016-02-23 Richard Biener <rguenther@suse.de>
10316 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
10317 * bitmap.h (struct bitmap_usage): Likewise.
10318 (bitmap_move): Declare.
10319 * bitmap.c (register_overhead): Take size_t argument.
10320 (bitmap_move): New function.
10321 * df-problems.c (df_rd_transfer_function): Use bitmap_move
10322 to properly account overhead.
10323 * tree.c (free_node): Use tree_size.
10325 2016-02-23 Jakub Jelinek <jakub@redhat.com>
10328 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
10329 when inverting comparison.
10332 * common.opt (Wunreachable-code): Add Warning flag.
10334 2016-02-23 Mark Wielaard <mjw@redhat.com>
10335 Jakub Jelinek <jakub@redhat.com>
10338 * cgraphunit.c (check_global_declaration): Check main_input_filename
10339 and DECL_SOURCE_FILE are not NULL.
10341 2016-02-23 Martin Jambor <mjambor@suse.cz>
10343 PR tree-optimization/69666
10344 * tree-sra.c (sra_modify_assign): Do not attempt to create
10345 default_def replacements for unscalarizable regions.
10347 2016-02-20 Mark Wielaard <mjw@redhat.com>
10350 * cgraphunit.c (check_global_declaration): Check level of
10351 warn_unused_const_variable and main_input_filename.
10352 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
10353 (-Wunused-variable): For C implies -Wunused-const-variable=1.
10354 (-Wunused-const-variable): Explain levels 1 and 2.
10356 2016-02-22 Jakub Jelinek <jakub@redhat.com>
10359 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
10360 identical arguments. Formatting and spelling fixes.
10363 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
10368 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
10369 and m68k-devices.def.
10370 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
10371 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
10373 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
10375 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
10376 and HImode registers.
10378 2016-02-22 Richard Biener <rguenther@suse.de>
10380 PR tree-optimization/69882
10381 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
10382 preserve permutations present because of gaps.
10383 (vect_supported_load_permutation_p): Always continue checking
10384 permutations after vect_attempt_slp_rearrange_stmts.
10386 2016-02-22 Bin Cheng <bin.cheng@arm.com>
10388 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
10389 min_profitable_estimate, rather than min_profitable_iters.
10391 2016-02-22 Jakub Jelinek <jakub@redhat.com>
10394 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
10395 SImode for last match_operand.
10397 2016-02-22 Martin Liska <mliska@suse.cz>
10399 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
10400 return bitsize - 1 as the return value.
10402 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
10406 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
10407 Handle negative shift counts.
10408 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
10409 force_reg on the shift constant.
10410 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
10411 (lshrsi3_d): Handle negative shift counts.
10413 2016-02-22 Richard Biener <rguenther@suse.de>
10414 Tom de Vries <tom@codesourcery.com>
10416 * graph.c: Include dumpfile.h.
10417 (print_graph_cfg): Split into three overloads.
10418 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
10420 2016-02-22 Tom de Vries <tom@codesourcery.com>
10422 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
10425 2016-02-22 Richard Biener <rguenther@suse.de>
10428 * ipa-inline-transform.c (inline_call): When not updating
10429 overall summaries adjust self size by the growth estimate.
10430 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
10431 hash-set, do not update overall summaries here. Renamed from ...
10432 (inline_to_all_callers): ... this which is now wrapping the
10433 above and performing delayed overall summary update.
10434 (early_inline_small_functions): Delay updating of the overall
10437 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
10439 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
10442 2016-02-19 Jakub Jelinek <jakub@redhat.com>
10445 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
10446 :%* in %:gt() argument.
10447 (greater_than_spec_func): Adjust for expecting only numbers,
10448 if there are more than two numbers, compare the last two.
10450 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
10452 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
10453 -Wnarrowing with -std.
10455 2016-02-19 Jakub Jelinek <jakub@redhat.com>
10458 * expr.c (store_field): Don't use bit-field path if exp is
10459 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
10460 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
10461 and the assignment can be performed by bitwise copy. Formatting
10464 PR middle-end/69838
10465 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
10466 call copy_reg_eh_region_note_forward on before and/or after sequences
10467 and remove note from insn if it no longer can throw.
10470 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
10471 if TARGET_AVX512BW.
10473 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10475 * config/s390/vector.md: Add missing commutative operand markers
10476 to the patterns which qualify for one.
10477 * config/s390/vx-builtins.md: Likewise.
10479 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10481 * config/s390/vector.md (VI, VI_QHS): Add single element vector
10482 types to mode iterators.
10483 (vec_double): ... and mode attribute.
10484 * config/s390/vx-builtins.md (non_vec_int): Likewise.
10486 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10488 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
10489 Change the predicate of op2 from nonimmediate to general and let
10490 reload fix it if necessary.
10492 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10494 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
10496 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10498 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
10501 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10503 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
10504 * config/s390/s390.c (s390_expand_vec_movstr): New function.
10505 * config/s390/s390.md ("movstr<P:mode>"): Call
10506 s390_expand_vec_movstr.
10508 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10510 * config/s390/s390.md: Add missing output modifier for operand 1
10511 to print it as address properly.
10513 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10515 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
10516 * config/s390/2964.md: New file.
10517 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
10518 of insn grouping attributes depending on the CPU level.
10519 (s390_get_unit_mask): New function.
10520 (s390_sched_score): Remove the OOO from the scheduling macros.
10521 Add loop to calculate a score for the instruction mix.
10522 (s390_sched_reorder): Likewise plus improve debug output.
10523 (s390_sched_variable_issue): Rename macros as above. Calculate
10524 the unit distances after actually scheduling an insn. Improve
10526 (s390_sched_init): Clear last_scheduled_unit_distance array.
10527 * config/s390/s390.md: Include 2964.md.
10529 2016-02-18 Jakub Jelinek <jakub@redhat.com>
10532 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
10533 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
10534 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
10535 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
10536 *avx512f_<code>v8div16qi2_mask_1): New insns.
10538 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10541 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
10544 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
10545 earlyclobber from target. Use wF constraint for fused memory
10547 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
10549 2016-02-18 Jakub Jelinek <jakub@redhat.com>
10550 Martin Liska <mliska@suse.cz>
10553 * cfgexpand.c (asan_sanitize_stack_p): New function.
10554 (partition_stack_vars): Use the function.
10555 (expand_stack_vars): Likewise.
10556 (defer_stack_allocation): Likewise.
10557 (expand_used_vars): Likewise.
10559 2016-02-18 Richard Biener <rguenther@suse.de>
10561 PR middle-end/69553
10562 * fold-const.c (operand_equal_p): Properly compare offsets for
10563 IMAGPART_EXPR and ARRAY_REF.
10565 2016-02-18 Nick Clifton <nickc@redhat.com>
10569 * config/arm/arm.c (arm_option_override_internal): Disable
10570 interworking if the target does not support thumb instructions.
10571 (arm_reload_in_hi): Handle the case where a register to register
10572 move needs reloading because there is no simple pattern to handle
10574 (arm_reload_out_hi): Likewise.
10576 2016-02-18 Richard Biener <rguenther@suse.de>
10578 PR middle-end/69854
10579 * match.pd: Don't use fold_binary or fold_unary for folding
10582 2016-02-17 Jakub Jelinek <jakub@redhat.com>
10585 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
10586 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
10587 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
10588 warn on gimple_no_warning_p statements.
10590 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
10592 * doc/extend.texi (C++ Attributes): Correct description of
10593 warn_unused type attribute.
10595 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10597 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
10598 correct instruction.
10600 2016-02-17 Richard Biener <rguenther@suse.de>
10602 PR rtl-optimization/69609
10603 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
10604 (find_traces_1_round): When ending a trace update cached priority
10606 (bb_to_key): Use cached priority when available.
10607 (copy_bb): Initialize cached priority.
10608 (reorder_basic_blocks_software_trace_cache): Likewise.
10610 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10613 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
10615 (aarch64_comparison_operator): Break overly long line into two.
10616 (aarch64_comparison_operation): Likewise.
10617 * config/aarch64/aarch64.md (cstorecc4): Use
10618 aarch64_comparison_operator_mode instead of
10619 aarch64_comparison_operator.
10620 (cstore<mode>4): Likewise.
10621 (aarch64_cstore<mode>): Likewise.
10622 (*cstoresi_insn_uxtw): Likewise.
10623 (cstore<mode>_neg): Likewise.
10624 (*cstoresi_neg_uxtw): Likewise.
10626 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10629 * config/arm/predicates.md (arm_comparison_operator_mode):
10631 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
10632 instead of arm_comparison_operator.
10633 (*mov_negscc): Likewise.
10634 (*mov_notscc): Likewise.
10635 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
10636 (*thumb2_mov_negscc): Likewise.
10637 (*thumb2_mov_negscc_strict_it): Likewise.
10638 (*thumb2_mov_notscc): Likewise.
10639 (*thumb2_mov_notscc_strict_it): Likewise.
10641 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
10643 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
10644 Add missing return.
10646 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
10648 * config/visium/visium.c (machine_libfunc_index): New enum.
10649 (machine_libfuncs): New structure.
10650 (visium_libfuncs): New static variable.
10651 (TARGET_INIT_LIBFUNCS): Define to...
10652 (visium_init_libfuncs): ...this. New function.
10653 (expand_block_move_4): Use the appropriate libfunc.
10654 (expand_block_move_2): Likewise.
10655 (expand_block_move_1): Likewise.
10656 (expand_block_set_4): Likewise.
10657 (expand_block_set_2): Likewise.
10658 (expand_block_set_1): Likewise.
10659 (visium_trampoline_init): Likewise.
10661 2016-02-17 Nick Clifton <nickc@redhat.com>
10663 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
10664 TI's devices.csv file as of March 2016.
10666 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
10669 * opts-global.c (handle_common_deferred_options): Introduce and
10670 initialize two global variables to remember command-line options
10671 specifying a stack-limiting register.
10672 * opts.h: Add extern declarations of the two new global variables.
10673 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
10674 variable based on the values of the two new global variables.
10676 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10679 * common.opt (Wnonnull-compare): New warning.
10680 * doc/invoke.texi (-Wnonnull): Remove text about comparison
10681 of arguments against NULL.
10682 (-Wnonnull-compare): Document.
10683 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
10684 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
10685 * passes.def (pass_warn_nonnull_compare): Add.
10686 * gimple-ssa-nonnull-compare.c: New file.
10688 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10690 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
10691 AARCH64_EXTRA_TUNE_RECIP_SQRT.
10693 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10695 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
10696 reciprocal sqrt for -mlow-precision-recip-sqrt.
10698 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10699 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10701 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
10702 always use lane loads to construct non-constant vectors.
10704 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10706 * config/aarch64/aarch64.md
10707 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
10708 constraints for operand 3.
10709 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
10711 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10712 Richard Biener <rguenther@suse.de>
10714 PR tree-optimization/69820
10715 * tree-vect-patterns.c (type_conversion_p): Return false if
10716 *orig_type is unsigned single precision or boolean.
10717 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
10720 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10722 PR rtl-optimization/69764
10723 PR rtl-optimization/69771
10724 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
10725 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
10727 2016-02-16 Richard Biener <rguenther@suse.de>
10729 PR tree-optimization/69776
10730 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
10732 (indirect_refs_may_alias_p): Likewise.
10733 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
10734 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
10735 according to tbaa_p.
10736 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
10737 (optimize_stmt): For redundant store discovery do not allow tbaa.
10739 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
10741 PR tree-optimization/69714
10742 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
10743 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
10745 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
10747 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
10748 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
10749 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
10750 * config/arc/arc.c (arc_init): Check FPU options.
10751 (get_arc_condition_code): Handle new CC_FPU* modes.
10752 (arc_select_cc_mode): Likewise.
10753 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
10754 register pair only. Allow access for ARCv2 accumulator.
10755 (gen_compare_reg): Whenever we have FPU support use FPU compare
10757 (arc_reorg): Don't generate brcc insns when FPU compare
10758 instructions are involved.
10759 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
10760 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
10761 floating point emulation.
10762 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
10763 (REVERSE_CONDITION): Add new CC_FPU* modes.
10764 (TARGET_FP_SP_BASE): Define.
10765 (TARGET_FP_DP_BASE): Likewise.
10766 (TARGET_FP_SP_FUSED): Likewise.
10767 (TARGET_FP_DP_FUSED): Likewise.
10768 (TARGET_FP_SP_CONV): Likewise.
10769 (TARGET_FP_DP_CONV): Likewise.
10770 (TARGET_FP_SP_SQRT): Likewise.
10771 (TARGET_FP_DP_SQRT): Likewise.
10772 (TARGET_FP_DP_AX): Likewise.
10773 * config/arc/arc.md (ARCV2_ACC): New constant.
10774 (type): New fpu type attribute.
10775 (SDF): Conditional iterator.
10776 (cstore<mode>, cbranch<mode>): Change expand condition.
10777 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
10778 handles FPU/FPX cases as well.
10779 * config/arc/arc.opt (mfpu): New option.
10780 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
10782 (adddf3, muldf3, subdf3): Removed.
10783 * config/arc/predicates.md (proper_comparison_operator): Recognize
10785 * config/arc/fpu.md: New file.
10786 * doc/invoke.texi (ARC Options): Document mfpu option.
10788 2016-02-16 Richard Biener <rguenther@suse.de>
10790 PR rtl-optimization/69291
10791 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
10792 noce_operand_ok check.
10794 2016-02-16 Tom de Vries <tom@codesourcery.com>
10797 * omp-low.c (simd_clone_create): Remove call to
10798 symtab->call_cgraph_insertion_hooks.
10800 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10802 PR tree-optimization/69802
10803 * tree-ssa-reassoc.c (update_range_test): If op is
10804 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
10805 op == 1 test of precision 1 integral op, otherwise handle
10806 that case as op itself. Fix up formatting.
10807 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
10810 2016-02-16 Richard Biener <rguenther@suse.de>
10812 PR tree-optimization/69586
10813 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
10814 types for conversion sources.
10816 2016-02-16 Richard Biener <rguenther@suse.de>
10818 PR middle-end/69801
10819 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
10820 mask OEP_ADDRESS_OF.
10822 2016-02-16 Alan Modra <amodra@gmail.com>
10825 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
10826 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
10827 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
10829 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
10830 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
10831 (p8_fmrgow_<mode>): Likewise.
10832 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
10834 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
10835 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
10836 to use movdi_internal64. Remove op0_di.
10837 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
10839 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
10841 Add support for the FCCMP insn types
10843 * config/aarch64/aarch64.md (fccmp): Change insn type.
10844 (fccmpe): Likewise.
10845 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
10846 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
10847 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
10848 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
10849 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
10850 * config/arm/types.md (fccmps): Add new insn type.
10851 (fccmpd): Likewise.
10853 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
10855 * alias.c (get_alias_set): Fix a typo in comment.
10857 2016-02-15 Richard Biener <rguenther@suse.de>
10859 PR tree-optimization/69595
10860 * match.pd: Complete range test simplification to true.
10862 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
10864 PR rtl-optimization/69648
10865 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
10866 pic_offset_table_rtx.
10868 PR rtl-optimization/69752
10869 * ira.c (update_equiv_regs): When looking for more than a single SET,
10870 also take other side effects into account.
10872 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
10874 * config/s390/s390.c (s390_function_profiler): Add a new sequence
10875 for z900+ CPUs in 31-bit mode.
10877 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
10879 * common/config/s390/s390-common.c (s390_supports_split_stack):
10881 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
10882 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
10883 * config/s390/s390.c (struct machine_function): New field
10884 split_stack_varargs_pointer.
10885 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
10886 in s390_emit_prologue.
10887 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
10889 (morestack_ref): New global.
10890 (SPLIT_STACK_AVAILABLE): New macro.
10891 (s390_expand_split_stack_prologue): New function.
10892 (s390_live_on_entry): New function.
10893 (s390_va_start): Use split-stack vararg pointer if appropriate.
10894 (s390_asm_file_end): Emit the split-stack note sections.
10895 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
10896 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
10897 (UNSPECV_SPLIT_STACK_CALL): New unspec.
10898 (UNSPECV_SPLIT_STACK_DATA): New unspec.
10899 (split_stack_prologue): New expand.
10900 (split_stack_space_check): New expand.
10901 (split_stack_data): New insn.
10902 (split_stack_call): New expand.
10903 (split_stack_call_*): New insn.
10904 (split_stack_cond_call): New expand.
10905 (split_stack_cond_call_*): New insn.
10907 2016-02-15 Richard Biener <rguenther@suse.de>
10909 PR tree-optimization/69783
10910 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10911 Add trivially correct cases.
10913 2016-02-15 Tom de Vries <tom@codesourcery.com>
10916 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
10918 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
10920 2016-02-15 Richard Biener <rguenther@suse.de>
10922 PR tree-optimization/69776
10923 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
10924 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
10925 indicate whether we can use TBAA to disambiguate against stores.
10926 Use alias-set zero if not.
10927 (visit_reference_op_store): Do not use TBAA when looking up
10929 * tree-ssa-pre.c (compute_avail): Use TBAA here.
10930 (eliminate_dom_walker::before_dom_children): But not when looking
10931 up redundant stores.
10933 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
10935 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
10937 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10939 * config/i386/znver1.md
10940 (znver1_pop, znver1_pop_mem,
10941 znver1_load_imov_double_store,
10942 znver1_load_imov_direct_store,
10943 znver1_load_imov_direct_load,
10944 znver1_load_imov_double_load): Add new.
10945 (znver1_insn, znver1_insn_load): Add icmov type.
10946 (znver1_sseavx_fma,
10947 znver1_sseavx_fma_load,
10949 znver1_avx256_fma_load): Fix pipe usage.
10951 2016-02-14 Alan Modra <amodra@gmail.com>
10954 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
10955 with an invalid hard reg, reload just the reg not the entire
10956 pre/post-inc/dec address expression.
10958 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
10961 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
10962 fixed R1_REG scratch reg.
10963 (sibcall_value_pcrel_fdpic): Likewise.
10965 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
10969 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
10971 2016-02-12 Walter Lee <walt@tilera.com>
10973 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
10974 * config/tilegx/t-tilegx: Likewise.
10976 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10979 * diagnostic-show-locus.c (struct line_span): New struct.
10980 (layout::get_first_line): Delete.
10981 (layout::get_last_line): Delete.
10982 (layout::get_num_line_spans): New member function.
10983 (layout::get_line_span): Likewise.
10984 (layout::print_heading_for_line_span_index_p): Likewise.
10985 (layout::get_expanded_location): Likewise.
10986 (layout::calculate_line_spans): Likewise.
10987 (layout::m_first_line): Delete.
10988 (layout::m_last_line): Delete.
10989 (layout::m_line_spans): New field.
10990 (layout::layout): Update comment. Replace m_first_line and
10991 m_last_line with m_line_spans, replacing their initialization
10992 with a call to calculate_line_spans.
10993 (diagnostic_show_locus): When printing source lines and
10994 annotations, rather than looping over a single span
10995 of lines, instead loop over each line_span within
10996 the layout, with an inner loop over the lines within them.
10997 Call the context's start_span callback when changing line spans.
10998 * diagnostic.c (diagnostic_initialize): Initialize start_span.
10999 (diagnostic_build_prefix): Break out the building of the location
11000 part of the string into...
11001 (diagnostic_get_location_text): ...this new function, rewriting
11002 it from nested ternary expressions to a sequence of "if"
11004 (default_diagnostic_start_span_fn): New function.
11005 * diagnostic.h (diagnostic_start_span_fn): New typedef.
11006 (diagnostic_context::start_span): New field.
11007 (default_diagnostic_start_span_fn): New prototype.
11009 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11012 * gcc.c (driver::finalize): Fix cleanup of "specs".
11014 2016-02-12 David Malcolm <dmalcolm@redhat.com>
11018 * gcc.c (driver::driver): Initialize m_option_suggestions.
11019 (driver::~driver): Clean up m_option_suggestions.
11020 (suggest_option): Convert to...
11021 (driver::suggest_option): ...this, and split out into
11022 driver::build_option_suggestions and find_closest_string.
11023 (driver::build_option_suggestions): New function, from
11024 first half of suggest_option. Special-case
11025 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
11026 the sanitizer_opts array. For options of enum types, add the
11027 various enum values to the candidate strings.
11028 (driver::handle_unrecognized_options): Remove "const".
11029 * gcc.h (driver::handle_unrecognized_options): Likewise.
11030 (driver::build_option_suggestions): New decl.
11031 (driver::suggest_option): New decl.
11032 (driver::m_option_suggestions): New field.
11033 * opts-common.c (add_misspelling_candidates): New function.
11034 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
11035 and make non-static.
11036 * opts.h (sanitizer_opts): New array decl.
11037 (add_misspelling_candidates): New function decl.
11038 * spellcheck.c (find_closest_string): New function.
11039 * spellcheck.h (find_closest_string): New function decl.
11041 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11043 PR rtl-optimization/69764
11044 PR rtl-optimization/69771
11045 * optabs.c (expand_binop_directly): For shift_optab_p, force
11046 convert_modes with VOIDmode if xop1 has VOIDmode.
11048 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
11051 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
11052 to correctly determine instrumentation thunks.
11054 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11057 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
11058 type by reference, force lhs on the call.
11061 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
11062 Compute retval and retbnd early in all cases if split_part_return_p
11063 and return_bb is not EXIT. Remove all clobber stmts and reset
11064 all debug stmts that refer to SSA_NAMEs defined in split part,
11065 except if it is retval, in that case replace the old retval with the
11066 lhs of the call to the split part.
11068 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11071 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11073 PR middle-end/66726
11074 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
11075 whose result is used in PHI.
11076 (maybe_optimize_range_tests): Likewise.
11077 (final_range_test_p): Likweise.
11079 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
11081 PR middle-end/66726
11082 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
11083 whose result is used in PHI.
11084 (maybe_optimize_range_tests): Likewise.
11085 (final_range_test_p): Likweise.
11087 2016-02-12 Jakub Jelinek <jakub@redhat.com>
11089 * cgraph.c: Spelling fixes - behaviour -> behavior and
11090 neighbour -> neighbor.
11091 * target.def: Likewise.
11092 * sel-sched.c: Likewise.
11093 * config/mips/mips.c: Likewise.
11094 * config/arc/arc.md: Likewise.
11095 * config/arm/cortex-a57.md: Likewise.
11096 * config/arm/arm.c: Likewise.
11097 * config/arm/neon.md: Likewise.
11098 * config/arm/arm-c.c: Likewise.
11099 * config/vms/vms-c.c: Likewise.
11100 * config/s390/s390.c: Likewise.
11101 * config/i386/znver1.md: Likewise.
11102 * config/i386/i386.c: Likewise.
11103 * config/ia64/hpux-unix2003.h: Likewise.
11104 * config/msp430/msp430.md: Likewise.
11105 * config/rx/rx.c: Likewise.
11106 * config/rx/rx.md: Likewise.
11107 * config/aarch64/aarch64-simd.md: Likewise.
11108 * config/aarch64/aarch64.c: Likewise.
11109 * config/nvptx/nvptx.c: Likewise.
11110 * config/bfin/bfin.c: Likewise.
11111 * config/cris/cris.opt: Likewise.
11112 * config/rs6000/rs6000.c: Likewise.
11113 * target.h: Likewise.
11114 * spellcheck.c: Likewise.
11115 * ira-build.c: Likewise.
11116 * tree-inline.c: Likewise.
11117 * builtins.c: Likewise.
11118 * lra-constraints.c: Likewise.
11119 * explow.c: Likewise.
11120 * hwint.h: Likewise.
11121 * targhooks.c: Likewise.
11122 * tree-vect-data-refs.c: Likewise.
11123 * expr.c: Likewise.
11124 * doc/tm.texi: Likewise.
11125 * doc/extend.texi: Likewise.
11126 * doc/install.texi: Likewise.
11127 * doc/md.texi: Likewise.
11128 * tree-ssa-tail-merge.c: Likewise.
11129 * sched-int.h: Likewise.
11130 * match.pd: Likewise.
11131 * sched-ebb.c: Likewise.
11132 * target.def (omit_struct_return_reg): Likewise.
11133 * gimple-ssa-isolate-paths.c: Likewise.
11134 (find_implicit_erroneous_behaviour): Renamed to...
11135 (find_implicit_erroneous_behavior): ... this.
11136 (find_explicit_erroneous_behaviour): Renamed to...
11137 (find_explicit_erroneous_behavior): ... this.
11138 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
11140 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
11142 PR rtl-optimization/64682
11143 PR rtl-optimization/69567
11144 PR rtl-optimization/69737
11145 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
11146 in I2 as well, just lose it.
11148 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11150 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
11152 (aarch64_last_printed_tune_string): Likewise.
11153 (aarch64_declare_function_name): Only output .arch assembler
11154 directive if it will be different from the previously output
11155 directive. Same for .tune comment but only if -dA is set.
11156 (aarch64_start_file): New function.
11157 (TARGET_ASM_FILE_START): Define.
11159 2016-02-11 David Malcolm <dmalcolm@redhat.com>
11162 * Makefile.in (PLUGIN_HEADERS): Add params.list.
11164 2016-02-11 Jakub Jelinek <jakub@redhat.com>
11167 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
11168 -Wmaybe-uninitialized warning.
11170 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
11173 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
11175 2016-02-11 Richard Biener <rguenther@suse.de>
11177 PR rtl-optimization/69291
11178 * ifcvt.c (noce_try_store_flag_constants): Do not allow
11179 subexpressions affected by changing the result.
11181 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
11184 * lra-constraints.c (curr_insn_transform): Find in/out operands
11185 for secondary memory moves. Update dups.
11187 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
11189 PR tree-optimization/69652
11190 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
11191 to nested loop, did source re-formatting, skip debug statements,
11192 add check on statement with volatile operand, remove dead scalar
11195 2016-02-10 Jakub Jelinek <jakub@redhat.com>
11196 Patrick Palka <ppalka@gcc.gnu.org>
11200 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
11201 calls if the return type is TREE_ADDRESSABLE.
11202 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
11203 * ipa-split.c (split_function): Fix doubled "we" in comment.
11204 Use void return type for the split part even if
11205 !split_point->split_part_set_retval.
11207 2016-02-10 Bin Cheng <bin.cheng@arm.com>
11209 PR tree-optimization/68021
11210 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
11211 when computing the value of biv cand by itself.
11213 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
11215 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
11216 (cortexa57_tunings): Likewise.
11217 (cortexa72_tunings): Likewise.
11218 (arch_macro_fusion_pair_p): Add support for AES fusion.
11219 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
11220 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
11221 Allow virtual registers before reload so early scheduling works.
11222 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
11223 correct latency and pipeline.
11224 (cortex_a57_crypto_complex): Likewise.
11225 (cortex_a57_crypto_xor): Likewise.
11226 (define_bypass): Add AES bypass.
11228 2016-02-10 Richard Biener <rguenther@suse.de>
11230 PR tree-optimization/69726
11231 * passes.def: Add DCE pass before late uninit.
11232 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
11233 really fixup if-conversions job.
11235 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
11237 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
11238 (arm_cortex_a57_tune): Likewise.
11239 (aarch_macro_fusion_pair_p): Add support for AES fusion.
11240 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
11242 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
11244 * timevar.def (TV_PHASE_DBGINFO): Delete.
11245 (TV_PHASE_CHECK_DBGINFO): Likewise.
11246 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
11248 2016-02-10 Richard Biener <rguenther@suse.de>
11250 PR tree-optimization/69719
11251 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11252 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
11254 2016-02-09 Andrew Pinski <apinski@cavium.com>
11257 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
11258 get_vcond_mask_icode returns false.
11260 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11263 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
11264 an ADDIS that adds a pointer to a large constant that sets the
11265 upper16 bits with a load operation.
11267 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
11270 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
11272 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
11274 (vzipq_s16): Likewise.
11275 (vzipq_s32): Likewise.
11276 (vzipq_f32): Likewise.
11277 (vzipq_u8): Likewise.
11278 (vzipq_u16): Likewise.
11279 (vzipq_u32): Likewise.
11280 (vzipq_p8): Likewise.
11281 (vzipq_p16): Likewise.
11283 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
11286 * config/arm/arm.c (neon_endian_lane_map): New function.
11287 (neon_vector_pair_endian_lane_map): New function.
11288 (arm_evpc_neon_vuzp): Allow for big endian lane order.
11289 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
11291 (vuzpq_s16): Likewise.
11292 (vuzpq_s32): Likewise.
11293 (vuzpq_f32): Likewise.
11294 (vuzpq_u8): Likewise.
11295 (vuzpq_u16): Likewise.
11296 (vuzpq_u32): Likewise.
11297 (vuzpq_p8): Likewise.
11298 (vuzpq_p16): Likewise.
11300 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
11303 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
11306 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
11308 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
11309 truncate const_int operand 1 to QImode.
11311 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
11313 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
11314 corresponding to an abnormal edge.
11316 2016-02-09 Tom de Vries <tom@codesourcery.com>
11318 PR tree-optimization/69599
11319 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
11321 (find_func_aliases_for_builtin_call, find_func_clobbers)
11322 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
11325 2016-02-09 Richard Biener <rguenther@suse.de>
11327 PR tree-optimization/69715
11328 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
11329 LHS on calls as non-rewritable.
11331 2016-02-09 Tom de Vries <tom@codesourcery.com>
11334 * lto-wrapper.c (append_diag_options): New function.
11335 (compile_offload_image): Call append_diag_options.
11337 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
11340 * doc/extend.texi (Flag Output Operands): Correct sectioning.
11341 Minor copy-edit to fix verb tenses.
11343 2016-02-08 Jakub Jelinek <jakub@redhat.com>
11345 PR tree-optimization/69209
11346 * ipa-split.c (split_function): If split part is not
11347 returning retval, retval has gimple type but is not
11348 gimple value, force it into a SSA_NAME first.
11350 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
11352 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
11355 2016-02-08 Jason Merrill <jason@redhat.com>
11358 * convert.c (convert_to_integer_1): Check dofold on truncation
11360 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
11361 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
11362 Rename from *_nofold.
11363 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
11364 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
11366 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
11369 * tree.c (build_common_tree_nodes): Remove short_double argument.
11370 All callers changed.
11371 * tree.h (build_common_tree_nodes): Adjust declaration.
11372 * doc/invoke.texi (-fshort-double): Remove documentation.
11373 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11374 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
11375 * lto-wrapper.c (merge_and_complain, append_compiler_options)
11376 (append_linker_options): Don't handle OPT_fshort_double.
11378 PR rtl-optimization/68730
11379 * lra-remat.c (insn_to_cand_activation): New static variable.
11380 (lra_remat): Allocate and free it.
11381 (create_cand): New arg activation. Initialize a field in
11382 insn_to_cand_activation if it is nonnull.
11383 (create_cands): Pass the activation insn to create_cand when making
11384 a candidate involving an output reload. Reorganize code a little.
11385 (do_remat): Keep track of active status of candidates in a separate
11388 2016-02-08 Richard Biener <rguenther@suse.de>
11390 PR tree-optimization/69719
11391 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11392 Properly use absolute of the difference of the two offsets to
11393 compare or adjust the segment length.
11395 2016-02-08 Richard Biener <rguenther@suse.de>
11396 Jeff Law <law@redhat.com>
11399 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
11400 types for anonymous SSA names.
11402 2016-02-08 Richard Biener <rguenther@suse.de>
11404 PR rtl-optimization/69274
11405 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
11407 2016-02-08 Jeff Law <law@redhat.com>
11409 PR tree-optimization/65917
11410 * tree-ssa-dom.c (record_temporary_equivalences): Record both
11411 equivalences from if (x == y) style conditionals.
11412 (loop_depth_of_name): Remove.
11413 (record_equality): Remove loop depth check.
11414 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
11415 (const_and_copies::record_const_or_copy_raw): New member function.
11416 * tree-ssa-scopedtables.c
11417 (const_and_copies::record_const_or_copy_raw): New, factored out of
11418 (const_and_copies::record_const_or_copy): Call new member function.
11420 2016-02-05 Jeff Law <law@redhat.com>
11422 PR tree-optimization/68541
11423 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
11424 (count_stmts_in_block): New function.
11425 (poor_ifcvt_candidate_code): Likewise.
11426 (is_feasible_trace): Add some heuristics to determine when path
11427 splitting is profitable.
11428 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
11429 is a diamond with a single exit.
11431 2016-02-05 Martin Sebor <msebor@redhat.com>
11434 * doc/invoke.texi: Update -Wplacement-new to take an optional
11437 2016-02-06 Richard Henderson <rth@redhat.com>
11440 * tree.c (tree_nop_conversion_p): Do not strip casts into or
11441 out of non-standard address spaces.
11443 2016-02-05 Jakub Jelinek <jakub@redhat.com>
11445 PR rtl-optimization/69691
11446 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
11448 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
11450 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
11451 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
11452 (*ieee128_mfvsrd_64bit): Likewise.
11453 (*ieee128_mfvsrd_32bit): Likewise.
11455 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
11459 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11461 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11462 instrumented_version.
11464 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
11466 * doc/invoke.texi (Optimize Options): In table of --param options
11467 rename second occurrence of tracer-min-branch-ratio to
11468 tracer-min-branch-probability, rename
11469 tracer-min-branch-ratio-feedback to
11470 tracer-min-branch-probability-feedback and clarify description,
11471 rename sched-spec-state-edge-prob-cutoff to
11472 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
11473 to selsched-insns-to-rename, rename lto-minpartition to
11474 lto-min-partition, delete reorder-blocks-duplicate and
11475 reorder-blocks-duplicate-feedback.
11477 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11479 * config/s390/s390.c (s390_register_info_set_ranges): Remove
11482 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
11484 * doc/extend.texi: S/390: Correct some typos.
11486 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11488 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
11490 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11493 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
11494 (s390_register_info_gprtofpr): Use new macros above.
11495 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
11497 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
11498 its name. Adjust restore and save gpr ranges.
11499 (s390_register_info_set_ranges): New function.
11500 (s390_register_info): Use new macros above. Call
11501 s390_register_info_set_ranges.
11502 (s390_optimize_register_info): Likewise.
11503 (s390_hard_regno_rename_ok): Use new macros.
11504 (s390_hard_regno_scratch_ok): Likewise.
11505 (s390_emit_epilogue): Likewise.
11506 (s390_can_use_return_insn): Likewise.
11507 (s390_optimize_prologue): Likewise.
11508 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
11510 2016-02-05 Jakub Jelinek <jakub@redhat.com>
11513 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
11515 (ix86_option_override_internal): Disable TARGET_STV even for
11516 -m{incoming,preferred}-stack-boundary=3.
11518 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11520 * config.gcc: Mark deprecated rtems targets as obsolete.
11522 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
11524 PR rtl-optimization/64682
11525 PR rtl-optimization/69567
11526 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
11527 before I2 only if the register is both used and set in I2.
11529 2016-02-04 DJ Delorie <dj@redhat.com>
11531 * config/msp430/msp430.c (msp430_start_function): Add function type.
11533 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11536 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
11538 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
11540 PR rtl-optimization/69577
11542 2015-10-29 Richard Henderson <rth@redhat.com>
11546 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
11547 sse check to the exact conditions of PR 67609.
11549 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11552 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
11553 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
11554 not allowed into the traditional Altivec registers.
11555 (movtd_64bit_nodm): Likewise.
11556 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
11558 2016-02-04 David Malcolm <dmalcolm@redhat.com>
11560 * config/aarch64/cortex-a57-fma-steering.c
11561 (aarch64_register_fma_steering): Remove "static" from arguments
11564 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
11567 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
11568 twice when complex.
11570 2016-02-04 Mike Frysinger <vapier@gentoo.org>
11572 * doc/invoke.texi: Delete -mno-fma4.
11574 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
11576 PR rtl-optimization/69577
11577 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
11578 (find_subregs_of_mode): Update accordingly. Iterate over partial
11581 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
11583 * config/arm/arm-protos.h (neon_reinterpret): Remove.
11584 * config/arm/arm.c (neon_reinterpret): Remove.
11585 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
11586 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
11587 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
11588 vreinterpretti): Remove.
11589 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
11590 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
11591 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
11592 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
11593 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
11594 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
11595 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
11596 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
11597 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
11598 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
11599 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
11600 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
11601 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
11602 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
11603 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
11604 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
11605 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
11606 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
11607 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
11608 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
11609 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
11610 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
11611 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
11612 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
11613 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
11614 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
11615 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
11616 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
11617 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
11618 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
11619 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
11620 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
11621 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
11622 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
11623 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
11624 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
11625 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
11626 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
11627 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
11628 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
11629 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
11630 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
11631 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
11632 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
11633 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
11634 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
11635 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
11636 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
11637 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
11638 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
11639 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
11640 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
11641 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
11642 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
11643 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
11644 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
11645 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
11646 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
11647 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
11648 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
11649 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
11650 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
11651 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
11652 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
11653 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
11654 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
11655 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
11656 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
11657 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
11658 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
11659 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
11660 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
11661 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
11662 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
11663 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
11664 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
11665 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
11666 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
11667 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
11668 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
11669 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
11670 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
11671 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
11672 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
11673 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
11674 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
11675 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
11676 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
11677 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
11678 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
11679 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
11680 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
11681 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
11682 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
11683 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
11684 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
11685 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
11686 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
11687 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
11688 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
11689 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
11690 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
11691 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
11693 2016-02-04 Martin Liska <mliska@suse.cz>
11696 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
11697 that are gimple_store_p.
11698 (maybe_instrument_call): Likewise.
11700 2016-02-04 Bin Cheng <bin.cheng@arm.com>
11702 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
11703 register scaling out of memory reference and comment why.
11705 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11709 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
11710 folding the source of a SET.
11712 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11716 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
11717 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
11719 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
11723 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
11726 2016-02-04 Christian Bruel <christian.bruel@st.com>
11728 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
11729 * config/arm/arm.c (arm_set_current_function): Likewise.
11731 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11732 Ilya Enkovich <enkovich.gnu@gmail.com>
11733 H.J. Lu <hongjiu.lu@intel.com>
11736 * config/i386/i386.c (convert_scalars_to_vector): Remove
11737 stack alignment fixes.
11738 (ix86_option_override_internal): Disable TARGET_STV if stack
11739 might not be aligned enough.
11740 (ix86_minimum_alignment): Assert that TARGET_STV is false.
11742 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
11744 * config/i386/x86-tune.def: Disable default prefetching
11747 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
11748 Vladimir Makarov <vmakarov@redhat.com>
11751 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
11752 in validating fused toc addresses.
11754 2016-02-03 Jakub Jelinek <jakub@redhat.com>
11757 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
11758 range->m_caret fields if range->m_show_caret_p is false.
11761 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11762 Force oldval into register if it does not satisfy reg_or_short_operand
11763 predicate. Fix up formatting.
11765 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
11766 Alexandre Oliva <aoliva@redhat.com>
11769 * lra-constraints.c (simplify_operand_subreg): Check additionally
11770 address validity after potential reloading.
11771 (process_address_1): Check insns validity. In case of failure do
11774 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
11777 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
11780 2016-02-02 Jakub Jelinek <jakub@redhat.com>
11782 * wide-int.cc (canonize_uhwi): New function.
11783 (wi::divmod_internal): Use it.
11785 2016-02-02 James Norris <jnorris@codesourcery.com
11787 * gimplify.c (omp_notice_variable): Add usage check.
11789 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
11791 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
11792 like LE, GE, LT, GT when emitting relational operator.
11794 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11796 * ira-costs.c (find_costs_and_classes): Add extra argument.
11797 * target.def (ira_change_pseudo_allocno_class): Add parameter.
11798 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
11799 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
11800 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
11801 Add best_class parameter, and return it if not ALL_REGS.
11802 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
11804 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
11805 Update target hook.
11807 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11809 * config/aarch64/aarch64.c
11810 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
11811 (aarch64_ira_change_pseudo_allocno_class): New function.
11813 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
11816 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
11818 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11820 * config/avr/avr.c (avr_option_override): Set
11821 PARAM_ALLOW_STORE_DATA_RACES to 1.
11823 2016-02-02 Richard Biener <rguenther@suse.de>
11825 PR tree-optimization/69595
11826 * match.pd: Add range test simplifications to true/false.
11828 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
11830 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
11831 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
11834 2016-02-02 Richard Biener <rguenther@suse.de>
11836 PR tree-optimization/69606
11837 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
11838 info on the result before moving a stmt.
11840 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
11842 PR middle-end/68542
11843 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
11844 branch with vector comparison.
11845 * config/i386/sse.md (VI48_AVX): New mode iterator.
11846 (define_expand "cbranch<mode>4): Add support for conditional branch
11847 with vector comparison.
11848 * tree-vect-loop.c (optimize_mask_stores): New function.
11849 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
11850 has_mask_store field of vect_info.
11851 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
11852 vectorized loops having masked stores after vec_info destroy.
11853 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
11854 correspondent macros.
11855 (optimize_mask_stores): Add prototype.
11857 2016-02-02 Alan Modra <amodra@gmail.com>
11860 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
11863 2016-02-02 Alan Modra <amodra@gmail.com>
11866 * config/rs6000/rs6000.c (need_toc_init): New var, set it
11867 whenever toc_label_name used.
11868 (rs6000_file_start): Don't set up toc section here,
11869 (rs6000_output_function_epilogue): do so here instead,
11870 (rs6000_xcoff_file_start): and here.
11871 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
11872 (load_toc_aix_di): Likewise.
11874 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11876 PR rtl-optimization/69592
11877 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
11878 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
11879 (num_sign_bit_copies_binary_arith_p): New inline function.
11880 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
11882 2016-02-01 Jeff Law <law@redhat.com>
11884 PR tree-optimization/69580
11885 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
11886 * tree-ssa-threadbackward.c
11887 (fsm_find_control_statement_thread_paths): Do not try to walk
11888 through large PHI nodes.
11890 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11892 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
11893 when count is incremented above limit, don't analyze further
11896 * omp-low.c (oacc_parse_default_dims): Avoid
11897 -Wsign-compare warning, make sure value fits into int
11898 rather than just unsigned int.
11900 2016-02-01 Bin Cheng <bin.cheng@arm.com>
11902 PR tree-optimization/67921
11903 * fold-const.c (split_tree): New parameters. Convert pointer
11904 type variable part to proper type before negating.
11905 (fold_binary_loc): Pass new arguments to split_tree.
11907 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
11909 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
11910 (nvptx_goacc_validate_dims): Extend to handle global defaults.
11911 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
11912 * doc/tm.texti: Rebuilt.
11913 * doc/invoke.texi (fopenacc-dim): Document.
11914 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
11915 (append_compiler_options): Likewise.
11916 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
11917 (oacc_parse_default_dims): New.
11918 (oacc_validate_dims): Add USED arg. Select non-unity default when
11920 (oacc_loop_fixed_partitions): Return mask of used partitions.
11921 (oacc_loop_auto_partitions): Emit dump info.
11922 (oacc_loop_partition): Return mask of used partitions.
11923 (execute_oacc_device_lower): Parse default dimension arg. Adjust
11924 loop partitioning and validation calls.
11926 2016-02-01 Richard Biener <rguenther@suse.de>
11928 PR middle-end/69556
11929 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
11931 2016-02-01 Richard Biener <rguenther@suse.de>
11933 PR tree-optimization/69574
11934 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
11935 of asserting return chrec_dont_know.
11937 2016-02-01 Martin Liska <mliska@suse.cz>
11939 * mem-stats-traits.h: Add copyright header.
11940 * mem-stats.h: Likewise.
11942 2016-02-01 Richard Biener <rguenther@suse.de>
11944 PR tree-optimization/69579
11945 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
11946 Do not propagate through abnormal PHI results.
11948 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
11950 * postreload.c (reload_cse_simplify): Remove dead code.
11952 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11954 PR rtl-optimization/69570
11955 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
11956 if there is more than one set, not if there is a single set.
11958 2016-02-01 Richard Henderson <rth@redhat.com>
11961 * combine.c (make_compound_operation): When looking through a
11962 subreg, make sure to re-extend to the width of the outer mode.
11964 2016-01-30 Jakub Jelinek <jakub@redhat.com>
11966 PR tree-optimization/69546
11967 * wide-int.cc (wi::divmod_internal): For unsigned division
11968 where both operands fit into uhwi, if o1 is 1 and o0 has
11969 msb set, if divident_prec is larger than bits per hwi,
11970 clear another quotient word and return 2 instead of 1.
11971 Similarly for remainder with msb in HWI set, if dividend_prec
11972 is larger than bits per hwi.
11974 2016-01-29 Martin Jambor <mjambor@suse.cz>
11976 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
11977 Use short lowercase names.
11978 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
11979 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
11980 acq_rel one. Protect warning agains segfaults if
11981 get_memory_order_name returns NULL.
11982 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
11983 with release semantics. Do not warn if get_memory_order already did.
11984 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
11985 semantics. Fix check for relaxed or acquire semantics. Do not warn
11986 if get_memory_order already did.
11988 2016-01-29 Sebastian Pop <s.pop@samsung.com>
11990 * doc/install.texi: Document that isl-0.16 is supported.
11992 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
11995 * config/i386/constraints.md (Bm): Describe as special memory
11997 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
11998 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11999 * genpreds.c (struct constraint_data): Add is_special_memory.
12000 (have_special_memory_constraints, special_memory_start): New
12002 (special_memory_end): Ditto.
12003 (add_constraint): Add new arg is_special_memory. Add code to
12004 process its true value. Update have_special_memory_constraints.
12005 (process_define_constraint): Pass the new arg.
12006 (process_define_register_constraint): Ditto.
12007 (choose_enum_order): Process special memory.
12008 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
12009 function insn_extra_special_memory_constraint.
12010 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12011 * gensupport.c (process_rtx): Process
12012 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
12013 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
12014 * ira-lives.c (single_reg_class): Use
12015 insn_extra_special_memory_constraint.
12016 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
12017 * lra-constraints.c (process_alt_operands): Ditto.
12018 (curr_insn_transform): Use insn_extra_special_memory_constraint.
12019 * recog.c (asm_operand_ok, preprocess_constraints): Process
12021 * reload.c (find_reloads): Ditto.
12022 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
12023 * stmt.c (parse_input_constraint): Use
12024 insn_extra_special_memory_constraint.
12026 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12029 * lra-splill.c (lra_final_code_change): Revert r229087 by
12030 removing all sub-registers.
12032 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
12035 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
12037 2016-01-29 Jakub Jelinek <jakub@redhat.com>
12040 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
12041 SSE1, copy target into the temporary reg first before recursing
12044 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
12046 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
12049 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12051 * ginclude/stdarg.h: Test __cplusplus instead of
12052 __GXX_EXPERIMENTAL_CXX0X__.
12054 2016-01-29 Richard Biener <rguenther@suse.de>
12056 PR tree-optimization/69547
12057 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
12058 Do not mark clobbers necessary.
12059 (mark_all_reaching_defs_necessary_1): Likewise.
12061 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12063 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
12064 declaration name with %qs and print it in both error messages.
12065 Also fix indentation.
12067 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
12070 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
12071 trailing blank line from error message.
12073 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
12076 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
12079 2016-01-29 Richard Biener <rguenther@suse.de>
12081 PR middle-end/69537
12082 * match.pd: Allow all integral types when simplifying a
12083 widening or sign-changing conversion.
12085 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12087 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
12088 back to setting codegen_error to fail codegen.
12090 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
12093 * config/i386/constraints.md (C): Only accept constant zero operand.
12094 (BC): New constraint.
12095 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
12096 instead of C constraint.
12097 * doc/md.texi (Machine Constraints): Update description
12100 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
12103 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
12105 2016-01-28 Jakub Jelinek <jakub@redhat.com>
12107 PR middle-end/69542
12108 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
12111 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
12113 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
12114 branches if using guessed profile.
12116 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
12118 * graphite-optimize-isl.c (optimize_isl): Fix dump.
12120 2016-01-28 Richard Henderson <rth@redhat.com>
12123 * config/aarch64/aarch64-modes.def (CC_Cmode): New
12124 * config/aarch64/aarch64-protos.h: Update.
12125 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
12126 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
12127 (aarch64_get_condition_code_1): Handle CC_Cmode.
12128 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
12129 (*add<mode>3_compareC_cconly_imm): New.
12130 (*add<mode>3_compareC_cconly): New.
12131 (*add<mode>3_compareC_imm): New.
12132 (add<mode>3_compareC): New.
12133 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
12134 to be first. Use aarch64_carry_operation.
12135 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
12136 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
12137 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
12138 (subti3): Use subdi3_compare1.
12139 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
12140 (sub<mode>3_compare1): New.
12141 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
12142 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
12143 (*subsi3_carryin_uxtw): Likewise.
12144 (*ngc<mode>, *ngcsi_uxtw): Likewise.
12145 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
12146 * config/aarch64/iterators.md (DWI): New.
12147 * config/aarch64/predicates.md (aarch64_carry_operation): New.
12148 (aarch64_borrow_operation): New.
12150 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
12152 * graphite-optimize-isl.c (optimize_isl): Print a different debug
12153 message when isl does not return a valid schedule.
12155 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12157 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
12158 Remove comments from class declarations: they are already in the code
12161 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12163 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
12165 (ternary_op_to_tree): Same.
12166 (unary_op_to_tree): Same.
12167 (nary_op_to_tree): Same.
12168 (gcc_expression_from_isl_expr_op): Same.
12169 (gcc_expression_from_isl_expression): Same.
12170 (graphite_create_new_loop): Same.
12171 (graphite_create_new_loop_guard): Same.
12172 (build_iv_mapping): Same.
12173 (graphite_create_new_guard): Same.
12174 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
12175 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
12177 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12179 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
12180 instead of setting codegen_error to fail codegen.
12182 2016-01-28 Jason Merrill <jason@redhat.com>
12184 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
12186 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12188 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
12189 Remove CONST_INT_P check in CCMP cost calculation.
12191 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12193 * config/aarch64/aarch64.c (generic_vector_cost):
12194 Set vec_permute_cost.
12195 (cortexa57_vector_cost): Likewise.
12196 (exynosm1_vector_cost): Likewise.
12197 (xgene1_vector_cost): Likewise.
12198 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
12199 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
12200 Add vec_permute_cost entry.
12202 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12204 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
12206 (add<mode>3_compare0): Likewise.
12207 (addsi3_compare0_uxtw): Likewise.
12208 (add<mode>3nr_compare0): Likewise.
12209 (compare_neg<mode>): Likewise.
12210 (<optab><mode>3): Likewise.
12212 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
12214 * tree-vect-stmts.c (vectorizable_comparison): Add
12215 NULL check for vectype.
12217 2016-01-28 Richard Biener <rguenther@suse.de>
12219 PR tree-optimization/69466
12220 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12221 Account for PHIs we couldn't duplicate.
12223 2016-01-28 Martin Liska <mliska@suse.cz>
12226 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
12227 instead of ENABLE_VALGRIND_CHECKING.
12229 2016-01-27 Richard Henderson <rth@redhat.com>
12232 * lra-remat.c (subreg_regs): New.
12233 (dump_candidates_and_remat_bb_data): Dump it.
12234 (operand_to_remat): Reject if operand in subreg_regs.
12235 (set_bb_regs): Collect subreg_regs.
12236 (lra_remat): Init and free subreg_regs. Compute
12237 calculate_local_reg_remat_bb_data before create_cands.
12239 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
12242 * config/i386/i386.c (ix86_update_stack_boundary): Don't
12243 change stack_alignment_needed for __tls_get_addr call.
12245 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
12247 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
12249 2016-01-27 Jeff Law <law@redhat.com>
12251 PR tree-optimization/68398
12252 PR tree-optimization/69196
12253 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
12254 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
12255 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12256 Only count PHIs in the last block in the path. The others will
12257 const/copy propagate away. Add heuristic to allow more irreducible
12258 subloops to be created when it is likely profitable to do so.
12260 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12261 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
12262 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
12264 2016-01-27 Jakub Jelinek <jakub@redhat.com>
12267 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
12268 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
12269 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
12270 * tree-streamer-in.c: Include asan.h.
12271 (streamer_get_builtin_tree): For builtins in sanitizer
12272 range call initialize_sanitizer_builtins and retry.
12274 2016-01-27 Ian Lance Taylor <iant@google.com>
12276 * common.opt (fkeep-gc-roots-live): New undocumented option.
12277 * tree-ssa-loop-ivopts.c (add_candidate_1): If
12278 -fkeep-gc-roots-live, skip pointers.
12279 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
12282 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
12285 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
12286 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
12288 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
12291 * configure.ac: NetBSD provides SSP in its C library.
12292 * configure: Updated.
12294 2016-01-27 Richard Biener <rguenther@suse.de>
12296 PR tree-optimization/69166
12297 * tree-vect-loop.c (vect_is_simple_reduction): Always check
12298 reduction code for commutativity / associativity.
12300 2016-01-27 Martin Jambor <mjambor@suse.cz>
12302 PR tree-optimization/69355
12303 * tree-sra.c (analyze_access_subtree): Correct hole detection when
12304 total_scalarization fails.
12306 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
12308 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
12311 2016-01-27 Christian Bruel <christian.bruel@st.com>
12314 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
12315 Move arm_reset_previous_fndecl and set_target_option_current_node in
12316 the conditional part. Call save_restore_target_globals.
12317 * config/arm/arm.c (arm_set_current_function):
12318 Refactor to better support #pragma target and attribute mix.
12319 Call save_restore_target_globals.
12320 * config/arm/arm-protos.h (save_restore_target_globals): New function.
12322 2016-01-27 Martin Liska <mliska@suse.cz>
12324 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
12325 reference for an HSA kernel and its host function.
12327 2016-01-27 Jakub Jelinek <jakub@redhat.com>
12329 PR tree-optimization/69399
12330 * wide-int.h (wi::lrshift): For larger precisions, only
12331 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
12333 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
12335 * config/arc/predicates.md (proper_comparison_operator): Reject
12336 constant-constant comparison.
12338 2016-01-26 Tom de Vries <tom@codesourcery.com>
12340 PR tree-optimization/69110
12341 * tree-data-ref.c (initialize_data_dependence_relation): Handle
12342 DR_NUM_DIMENSIONS == 0.
12344 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
12345 Sebastian Pop <s.pop@samsung.com>
12347 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
12348 isl_ast_op_cond and isl_ast_op_select.
12349 (gcc_expression_from_isl_expr_op): Same.
12351 2016-01-26 Jason Merrill <jason@redhat.com>
12354 * tree.c (recompute_constructor_flags): Split out from
12356 (verify_constructor_flags): New.
12357 * tree.h: Declare them.
12359 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
12361 PR rtl-optimization/69217
12362 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
12363 are no TYPE_FIELDS set for the record type.
12365 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12368 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
12369 toc_label_name unconditionally.
12370 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
12371 SYMBOL_REF string. Use toc_label_name instead of constructing
12373 (rs6000_elf_declare_function_name): Use toc_label_name instead of
12374 constructing LCTOC1.
12376 2016-01-26 Martin Sebor <msebor@redhat.com>
12379 * doc/extend.texi (Common Type Attributes): Move text that talks about
12380 attribute packed from attribute aligned to the section discussing
12381 the former attribute for clarity.
12383 2016-01-26 Richard Henderson <rth@redhat.com>
12385 PR middle-end/60908
12386 * trans-mem.c (tm_region_init): Mark entry block as visited.
12388 2016-01-26 David Malcolm <dmalcolm@redhat.com>
12391 * diagnostic-show-locus.c (layout::print_source_line): Replace
12392 call to pp_newline with call to layout::print_newline.
12393 (layout::print_annotation_line): Likewise.
12394 (layout::move_to_column): Likewise.
12395 (layout::print_any_fixits): After printing any fixits, print a
12396 trailing newline, if necessary.
12397 (layout::print_newline): New method, resetting any colorization
12399 (diagnostic_show_locus): Move the pp_newline to before the
12400 early bailout. Remove dummy block enclosing the layout instance.
12401 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
12402 of pp_newline_and_flush with pp_flush.
12403 (diagnostic_append_note): Delete use of pp_newline.
12404 (diagnostic_append_note_at_rich_loc): Delete.
12405 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
12406 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
12407 when newline characters are added to the buffer.
12409 2016-01-26 Michael Matz <matz@suse.de>
12411 * configure.ac (ac_cv_std_swap_in_utility): New test.
12412 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
12413 * configure: Regenerate.
12414 * config.in: Regenerate.
12416 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
12418 * config/arc/arc.md (cstoresi4): Force operand into register.
12419 (arcset<code>): Fix predicate.
12420 (arcsetltu): Likewise.
12421 (arcsetgeu): Likewise.
12422 (arcsethi): Likewise.
12423 (arcsetls): Likewise.
12425 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12427 PR tree-optimization/69483
12428 * gimple-fold.c (canonicalize_constructor_val): Return NULL
12429 if base has error_mark_node type.
12431 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
12434 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
12435 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
12437 (vget_lane_f16): Handle big-endian.
12438 (vgetq_lane_f16): Likewise.
12439 (vset_lane_f16): Likewise.
12440 (vsetq_lane_f16): Likewise.
12441 * config/arm/iterators.md (VQXMOV): Add V8HF.
12442 (VDQ): Add V4HF and V8HF.
12443 (V_reg): Handle V4HF and V8HF.
12444 (Is_float_mode): Likewise.
12445 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
12446 neon_vdup_nv8hf): New patterns.
12447 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
12448 Use VD_LANE iterator.
12449 (neon_vld1_dup<mode>): Use VQ2 iterator.
12451 2016-01-26 Nathan Sidwell <nathan@acm.org>
12453 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
12454 (set_oacc_fn_attrib): Add IS_KERNEL arg.
12455 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
12456 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
12457 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
12458 (oacc_validate_dims): Add LEVEL arg, don't return level.
12459 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
12460 oacc_validate_dims.
12461 (execute_oacc_device_lower): Adjust, add more dump output.
12462 * tree-ssa-loop.c (gate_oacc_kernels): Use
12463 oacc_fn_attrib_kernels_p.
12464 * tree-parloops.c (create_parallel_loop): Adjust
12465 set_oacc_fn_attrib call.
12467 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12470 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
12471 (append_compiler_options): Handle -fcilkplus.
12472 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
12474 2016-01-26 Nick Clifton <nickc@redhat.com>
12477 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
12478 been marked as DECL_ONE_ONLY but we do not the means to make it
12479 so, then do not allow it to bind locally.
12481 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12484 * opts.h (parse_sanitizer_options): New prototype.
12485 * opts.c (sanitizer_opts): New array.
12486 (parse_sanitizer_options): New function.
12487 (common_handle_option): Use parse_sanitizer_options.
12489 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
12492 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
12493 alignment adjustment to ...
12494 (ix86_update_stack_boundary): Here. Don't over-align stack for
12496 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
12497 if __tls_get_addr is called.
12499 2016-01-26 Christian Bruel <christian.bruel@st.com>
12501 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
12503 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
12505 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
12507 2016-01-26 Richard Biener <rguenther@suse.de>
12509 PR middle-end/69467
12510 * match.pd: Guard X * CST CMP 0 pattern with single_use.
12512 2016-01-26 Richard Biener <rguenther@suse.de>
12514 PR tree-optimization/69452
12515 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
12516 (move_computations_dom_walker::before_dom_children): Rename
12518 (move_computations_worker): This.
12519 (move_computations): Perform an RPO rather than a DOM walk.
12521 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12524 * combine.c (combine_instructions): For REG_EQUAL note with
12525 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
12526 to the underlying register.
12527 * doc/rtl.texi (REG_EQUAL): Document the behavior of
12528 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
12530 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
12533 * config/aarch64/aarch64-builtins.c
12534 (aarch64_init_simd_builtin_types): Do not set structural
12535 equality to __Poly{8,16,64,128}_t types.
12537 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
12539 PR tree-optimization/69400
12540 * wide-int.cc (wi_pack): Take the precision as argument and
12541 perform canonicalization here rather than in the callers.
12542 Use the main loop to handle all full-width HWIs. Add a
12543 zero HWI if in_len isn't a full result.
12544 (wi::divmod_internal): Update accordingly.
12545 (wi::mul_internal): Likewise. Simplify.
12547 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
12548 Sebastian Pop <s.pop@samsung.com>
12550 * graphite-poly.c (apply_poly_transforms): Simplify.
12551 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
12552 (print_isl_map): Same.
12553 (print_isl_union_map): Same.
12554 (print_isl_schedule): New.
12555 (debug_isl_schedule): New.
12556 * graphite-dependences.c (scop_get_reads): Do not call
12557 isl_union_map_add_map that is undocumented isl functionality.
12558 (scop_get_must_writes): Same.
12559 (scop_get_may_writes): Same.
12560 (scop_get_original_schedule): Remove.
12561 (scop_get_dependences): Do not call isl_union_map_compute_flow that
12562 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
12563 (compute_deps): Remove.
12564 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
12565 (debug_schedule_ast): New.
12566 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
12567 set_separate_option.
12568 (graphite_regenerate_ast_isl): Add dump.
12569 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
12570 from scop->transformed_schedule.
12571 (graphite_regenerate_ast_isl): Add more dump.
12572 * graphite-optimize-isl.c (optimize_isl): Set
12573 scop->transformed_schedule. Check whether schedules are equal.
12574 (apply_poly_transforms): Move here.
12575 * graphite-poly.c (apply_poly_transforms): ... from here.
12576 (free_poly_bb): Static.
12577 (free_scop): Static.
12578 (pbb_number_of_iterations_at_time): Remove.
12579 (print_isl_ast): New.
12580 (debug_isl_ast): New.
12581 (debug_scop_pbb): New.
12582 * graphite-scop-detection.c (print_edge): Move.
12583 (print_sese): Move.
12584 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
12585 (build_scop_scattering): Remove.
12586 (create_pw_aff_from_tree): Assert instead of bailing out.
12587 (add_condition_to_pbb): Remove unused code, do not fail.
12588 (add_conditions_to_domain): Same.
12589 (add_conditions_to_constraints): Remove.
12590 (build_scop_context): New.
12591 (add_iter_domain_dimension): New.
12592 (build_iteration_domains): Initialize pbb->iterators.
12593 Call add_conditions_to_domain.
12596 (index_outermost_in_loop): New.
12597 (index_pbb_in_loop): New.
12598 (outermost_pbb_in): New.
12599 (add_in_sequence): New.
12600 (add_outer_projection): New.
12601 (outer_projection_mupa): New.
12602 (add_loop_schedule): New.
12603 (build_schedule_pbb): New.
12604 (build_schedule_loop): New.
12605 (embed_in_surrounding_loops): New.
12606 (build_schedule_loop_nest): New.
12607 (build_original_schedule): New.
12608 (build_poly_scop): Call build_original_schedule.
12609 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
12610 (free_poly_dr): Remove.
12611 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
12612 (free_poly_bb): Remove.
12613 (debug_loop_vec): Remove.
12614 (print_isl_ast): Declare.
12615 (debug_isl_ast): Declare.
12616 (scop_do_interchange): Remove.
12617 (scop_do_strip_mine): Remove.
12618 (scop_do_block): Remove.
12619 (flatten_all_loops): Remove.
12620 (optimize_isl): Remove.
12621 (pbb_number_of_iterations_at_time): Remove.
12622 (debug_scop_pbb): Declare.
12623 (print_schedule_ast): Declare.
12624 (debug_schedule_ast): Declare.
12625 (struct scop): Remove schedule. Add original_schedule,
12626 transformed_schedule.
12627 (free_gimple_poly_bb): Remove.
12628 (print_generated_program): Remove.
12629 (debug_generated_program): Remove.
12630 (unify_scattering_dimensions): Remove.
12631 * sese.c (print_edge): ... here.
12632 (print_sese): ... here.
12633 (debug_edge): ... here.
12634 (debug_sese): ... here.
12635 * sese.h (print_edge): Declare.
12636 (print_sese): Declare.
12637 (dump_edge): Declare.
12638 (dump_sese): Declare.
12640 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
12641 Sebastian Pop <s.pop@samsung.com>
12643 * Makefile.in: Set ISLVER in site.exp.
12645 2016-01-25 Jakub Jelinek <jakub@redhat.com>
12647 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
12648 DECL_VALUE_EXPR of new_var even for the non-array case. Look
12649 through DECL_VALUE_EXPR for expansion.
12651 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
12653 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
12654 the frame info after reload completed.
12656 2016-01-25 Jeff Law <law@redhat.com>
12658 PR tree-optimization/69196
12659 PR tree-optimization/68398
12660 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
12661 tree-ssa-threadupdate.c.
12662 (determine_bb_domination_status): Prototype
12663 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
12664 (determine_bb_domination_status): No longer static.
12665 (valid_jump_thread_path): Remove code to detect characteristics
12666 of the jump thread path not associated with correctness.
12667 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
12668 Correct test for thread path length. Count PHIs for real operands as
12669 statements that need to be copied. Do not count ASSERT_EXPRs.
12670 Look at all the blocks in the thread path. Compute and selectively
12671 filter thread paths based on threading through the latch, threading
12672 a multiway branch or crossing a multiway branch.
12674 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12676 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
12677 decl with __attribute__ ((unused)) annotation.
12679 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
12682 * tree-vect-stmts.c (vectorizable_condition): Check vectype
12683 of operands is compatible with a statement vectype.
12685 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
12687 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
12688 improve wording for mixed storage order support.
12690 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
12692 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
12693 (vcvt_u64_f64): Likewise.
12694 (vcvta_s64_f64): Likewise.
12695 (vcvta_u64_f64): Likewise.
12696 (vcvtm_s64_f64): Likewise.
12697 (vcvtm_u64_f64): Likewise.
12698 (vcvtn_s64_f64): Likewise.
12699 (vcvtn_u64_f64): Likewise.
12700 (vcvtp_s64_f64): Likewise.
12701 (vcvtp_u64_f64): Likewise.
12703 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
12705 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
12706 (arc_init): Check validity mll64 option.
12707 (arc_save_restore): Use double load/store instruction.
12708 (arc_expand_movmem): Likewise.
12709 (arc_split_move): Don't split if we have double load/store
12710 instructions. Returns a boolean.
12711 (arc_process_double_reg_moves): Change function to return boolean
12712 instead of a sequence of instructions.
12713 (arc_dwarf_register_span): New function.
12714 * config/arc/arc-protos.h (arc_split_move): Change prototype.
12715 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
12716 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
12717 (*movdf_insn): Likewise.
12718 * config/arc/arc.opt (mll64): New option.
12719 * config/arc/predicates.md (even_register_operand): New predicate.
12720 * doc/invoke.texi (ARC Options): Add mll64 documentation.
12722 2016-01-25 Richard Biener <rguenther@suse.de>
12725 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
12726 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
12728 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
12730 2016-01-25 Richard Biener <rguenther@suse.de>
12732 PR tree-optimization/69376
12733 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
12735 (VN_INFO_ANTI_RANGE_P): New inline.
12736 (VN_INFO_RANGE_TYPE): Likewise.
12737 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
12738 SSA_NAME_ANTI_RANGE_P.
12739 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
12740 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12741 Properly query VN_INFO_RANGE_TYPE.
12743 2016-01-25 Nick Clifton <nickc@redhat.com>
12746 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
12748 2016-01-23 Tom de Vries <tom@codesourcery.com>
12750 PR tree-optimization/69426
12751 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
12754 2016-01-23 Jakub Jelinek <jakub@redhat.com>
12756 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
12757 "the the" with "the" in the comments.
12758 * ipa-devirt.c (build_type_inheritance_graph,
12759 update_type_inheritance_graph): Likewise.
12760 * tree.c (build_function_type_list_1): Likewise.
12761 * cfgloopmanip.c (scale_loop_profile): Likewise.
12762 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
12763 * gimple-ssa-split-paths.c
12764 (find_block_to_duplicate_for_splitting_paths): Likewise.
12765 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
12766 * expr.c (convert_move): Likewise.
12767 * var-tracking.c (vt_stack_adjustments): Likewise.
12768 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12769 * tree-vrp.c (test_for_singularity): Likewise.
12771 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
12772 directly instead of building a temporary tree.
12775 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
12776 remove <algorithm> include.
12778 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12781 * config/i386/i386.c: Include dojump.h.
12782 (expand_small_movmem_or_setmem,
12783 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
12785 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
12786 if dynamic_check != -1.
12788 2016-01-21 Jeff Law <law@redhat.com>
12790 PR middle-end/69347
12791 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
12792 record_temporary_equivalences. Rewritten to avoid unnecessary calls
12793 into dominated_by_p.
12794 (cprop_into_successor_phis): Avoid unnecessary tests.
12796 2016-01-22 Richard Henderson <rth@redhat.com>
12799 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
12800 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
12802 2016-01-22 Michael Matz <matz@suse.de>
12804 * system.h (string, algorithm): Include only conditionally.
12805 (new): Include always under C++.
12806 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
12807 * final.c (toplevel): Ditto.
12808 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
12809 * genconditions.c (write_header): Make gencondmd.c define
12811 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
12813 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
12814 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
12816 2016-01-22 Christian Bruel <christian.bruel@st.com>
12819 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
12821 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12824 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
12825 define_insn_and_split. Ensure operands[1] and operands[0] do not
12826 get assigned the same register.
12828 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12830 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
12832 2016-01-22 Christian Bruel <christian.bruel@st.com>
12834 * config/arm/arm-c.c (arm_pragma_target_parse):
12835 Remove warn_builtin_macro_redefined overwrite.
12837 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12839 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
12840 flag_non_call_exceptions compatibility.
12842 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12845 * dwarf2out.c (add_child_die_after): New function.
12846 (dwarf_qual_info_t): New type.
12847 (dwarf_qual_info): New variable.
12848 (qualified_die_p): New function.
12849 (modified_type_die): For -fdebug-types-section, ensure
12850 canonical order of qualifiers. Put qualified DIEs adjacent
12851 to the corresponding non-qualified type DIE and search there
12852 for existing qualified DIEs.
12854 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12856 * doc/extend.texi (scalar_storage_order type attribute): Document
12857 restriction on type punning and aliasing, and remove future tense.
12859 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
12862 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
12865 2016-01-21 Jeff Law <law@redhat.com>
12867 PR middle-end/69347
12868 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
12869 useless call to record_temporary_equivalences.
12870 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
12871 allocate 10 slots in the bb_path vector and let it grow as needed.
12872 (fsm_find_control_statement_thread_paths): Similarly for the next_path
12875 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
12877 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
12879 * configure: Regenerate.
12881 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
12883 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
12884 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
12886 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
12888 PR middle-end/66178
12889 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
12890 drop EXPAND_INITIALIZER.
12891 * rtl.h (contains_symbolic_reference_p): Declare.
12892 * rtlanal.c (contains_symbolic_reference_p): New function.
12893 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
12894 a subtraction into a NOT if symbolic constants are involved.
12896 2016-01-21 Anton Blanchard <anton@samba.org>
12897 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12900 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
12902 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
12905 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
12907 * config/microblaze/microblaze.c
12908 (get_branch_target): New.
12909 (insert_wic_for_ilb_runout): New.
12911 (microblaze_machine_dependent_reorg): New.
12912 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
12913 * config/microblaze/microblaze.md
12914 (UNSPEC_IPREFETCH): Define.
12915 (iprefetch): New pattern
12916 * config/microblaze/microblaze.opt
12917 (mxl-prefetch): New flag.
12919 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
12921 * config/microblaze/microblaze.h
12922 (FIXED_REGISTERS): Update in macro.
12923 (CALL_USED_REGISTERS): Update in macro.
12925 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
12927 PR rtl-optimization/68920
12928 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
12931 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
12933 PR rtl-optimization/68990
12934 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
12935 pseudo instead of inheritance ones.
12937 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12938 Nick Clifton <nickc@redhat.com>
12942 * config/mips/mips.c (mips_compute_frame_info): Initialise
12943 args_size and hard_frame_pointer_offset fields of the frame
12944 structure before calling mips_global_pointer.
12946 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
12948 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
12950 * configure: Regenerate.
12952 2016-01-21 Richard Biener <rguenther@suse.de>
12954 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
12956 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
12958 * config/s390/s390.c (s390_asm_declare_function_size): Add code
12959 to actually emit the .size directive.
12961 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
12962 Jakub Jelinek <jakub@redhat.com>
12966 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
12967 args array size by one to avoid buffer overflow.
12969 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
12971 * config/s390/s390.md (pool_section_start): Use switch_to_section
12972 to select proper read-only data section instead of hardcoding
12974 (pool_section_end): Use switch_to_section to match the above.
12976 2016-01-21 Richard Biener <rguenther@suse.de>
12978 PR tree-optimization/69378
12979 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
12980 (set_ssa_val_to): Use it for dominance checks taking into
12981 account not executable edges.
12983 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12986 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
12987 for bitsize instead of GET_MODE_PRECISION (mode).
12989 2016-01-20 Martin Sebor <msebor@redhat.com>
12992 * extend.texi (__sync Builtins): Clarify the semantics of
12993 __sync_fetch_and_OP built-ins on pointers.
12994 (__atomic Builtins): Same.
12996 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12997 Sebastian Pop <s.pop@samsung.com>
12999 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
13000 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
13001 (is_valid_rename): Same.
13002 (translate_isl_ast_to_gimple::get_rename): Same.
13003 (translate_isl_ast_to_gimple::rename_all_uses): Same.
13004 (translate_isl_ast_to_gimple::rename_uses): Same.
13005 (get_new_name): Check for close_phi nodes.
13006 (copy_loop_phi_args): Use phi_node_kind.
13007 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
13008 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
13010 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13011 Sebastian Pop <s.pop@samsung.com>
13013 Revert commit r229783.
13014 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
13015 Remove use of parameter_rename_map.
13016 (copy_def): Remove.
13017 (copy_internal_parameters): Remove.
13018 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
13019 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
13020 (free_sese_info): Do not free parameter_rename_map.
13021 (set_rename): Do not use parameter_rename_map.
13022 (rename_uses): Update call to set_rename.
13023 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
13024 * sese.h (parameter_rename_map_t): Remove.
13025 (struct sese_info_t): Remove field parameter_rename_map.
13027 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13028 Sebastian Pop <s.pop@samsung.com>
13030 * graphite-isl-ast-to-gimple.c: Fix comment.
13031 * graphite-scop-detection.c (defined_in_loop_p): New.
13032 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
13033 names defined in loop.
13035 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13036 Sebastian Pop <s.pop@samsung.com>
13038 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
13039 Discard unstructured if-then-else regions.
13041 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13042 Sebastian Pop <s.pop@samsung.com>
13044 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
13045 (cleanup_loop_iter_dom): Remove.
13046 (build_loop_iteration_domains): Remove.
13047 (build_scop_context): Remove.
13048 (build_scop_iteration_domain): Remove.
13049 (add_loop_constraints): New.
13050 (build_iteration_domains): New.
13051 (build_poly_scop): Call build_iteration_domains.
13053 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13054 Sebastian Pop <s.pop@samsung.com>
13056 * graphite-scop-detection.c
13057 (scop_detection::harmful_loop_in_region): Free dom and loops.
13058 (scop_detection::loop_body_is_valid_scop): Free bbs.
13060 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13061 Sebastian Pop <s.pop@samsung.com>
13063 * graphite-scop-detection.c (record_loop_in_sese): New.
13064 (gather_bbs::before_dom_children): Call record_loop_in_sese.
13065 (build_scops): Remove call to build_sese_loop_nests.
13066 * sese.c (sese_record_loop): Remove.
13067 (build_sese_loop_nests): Remove.
13068 (new_sese_info): Remove region->loops.
13069 (free_sese_info): Same.
13070 * sese.h (sese_contains_loop): Same.
13071 (build_sese_loop_nests): Remove.
13072 (sese_contains_loop): Remove.
13074 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13075 Sebastian Pop <s.pop@samsung.com>
13077 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
13078 loop_is_valid_in_scop.
13079 (scop_detection::harmful_stmt_in_region): Renamed
13080 harmful_loop_in_region.
13081 Call loop_is_valid_in_scop.
13083 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13084 Sebastian Pop <s.pop@samsung.com>
13086 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
13089 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13090 Sebastian Pop <s.pop@samsung.com>
13092 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
13093 * graphite.h (struct poly_bb): Remove field is_reduction.
13094 (PBB_IS_REDUCTION): Remove.
13096 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
13097 Sebastian Pop <s.pop@samsung.com>
13099 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
13100 (add_pdr_constraints): Same.
13101 (scop_get_reads): Same.
13102 (scop_get_must_writes): Same.
13103 (scop_get_may_writes): Same.
13104 (scop_get_original_schedule): Same.
13105 (extend_schedule): Same.
13106 (apply_schedule_on_deps): Same.
13107 (carries_deps): Same.
13108 (compute_deps): Same.
13109 (scop_get_dependences): Same.
13110 * graphite-isl-ast-to-gimple.c
13111 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
13112 * graphite-optimize-isl.c (get_schedule_for_band): Same.
13113 (get_schedule_for_band_list): Same.
13114 (get_schedule_map): Same.
13115 (apply_schedule_map_to_scop): Same.
13116 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
13117 (build_loop_iteration_domains): Same.
13118 (add_condition_to_pbb): Same.
13119 (add_param_constraints): Same.
13120 (pdr_add_memory_accesses): Same.
13121 (pdr_add_data_dimensions): Same.
13123 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
13125 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
13128 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
13130 * common.opt (feliminate-dwarf2-dups): Replace references to
13131 "DWARF 2" with just "DWARF".
13132 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
13133 * doc/extend.texi: Likewise.
13134 * doc/cpp.texi: Likewise.
13135 * doc/invoke.texi: Likewise.
13136 (Option Summary): Add -gdwarf to list of Debugging Options.
13137 (Debugging Options): Document -gdwarf.
13138 * doc/contrib.texi: Spell "DWARF" like that.
13140 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13142 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
13143 warning. Fix up formatting.
13145 PR middle-end/67653
13146 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
13147 attempt to mark memory input operand addressable and
13148 call prepare_gimple_addressable in that case. Don't adjust
13149 input_location for diagnostics, use error_at instead.
13151 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
13153 * config/rs6000/ppc-auxv.h: New file.
13154 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
13155 (cpu_is): Likewise.
13156 (cpu_supports): Likewise.
13157 * config/rs6000/rs6000.c: include "ppc-auxv.h".
13158 (cpu_is_info): New variable.
13159 (cpu_supports_info): Likewise.
13160 (tcb_verification_symbol): Likewise.
13161 (cpu_builtin_p): Likewise.
13162 (cpu_expand_builtin): New function.
13163 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
13164 (rs6000_init_builtins): Likewise.
13165 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
13166 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
13167 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
13168 * configure: Regenerate.
13169 * config.in: Likewise.
13170 * doc/extend.texi (PowerPC Built-in Functions): Document
13171 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
13173 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
13176 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
13178 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
13181 2016-01-20 Richard Henderson <rth@redhat.com>
13187 * tree.c (tm_define_builtin): New.
13188 (find_tm_vector_type): New.
13189 (build_tm_vector_builtins): New.
13190 (build_common_builtin_nodes): Call it.
13192 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
13194 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
13195 (arm_fp_ok): Likewise.
13196 (arm_fp): Likewise.
13197 (arm_crypto): Likewise.
13199 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
13200 Richard Biener <rguenther@suse.de>
13202 PR tree-optimization/69328
13203 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
13204 vectors have same number of elements.
13205 (vectorizable_condition): Fix masked version recognition.
13207 2016-01-20 Richard Biener <rguenther@suse.de>
13209 PR tree-optimization/69345
13210 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
13211 (VN_INFO_PTR_INFO): Likewise.
13212 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
13213 info when it is equal between non-dominating SSA names.
13214 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13215 Make sure to look at original SSA infos.
13217 2016-01-20 Jeff Law <law@redhat.com>
13220 * config/m68k/predicates.md (pow2_m1_operand): New predicate
13222 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
13223 (pc_or_label_operand): New predicate.
13224 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
13225 tests for small integers that are 2^n - 1.
13227 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
13229 * doc/invoke.texi (Options Summary): Add '.' after @xref.
13231 2016-01-19 Jeff Law <law@redhat.com>
13233 PR middle-end/69347
13234 * tree-ssa-threadbackwards.c
13235 (fsm_find_control_statement_thread_paths): Do not try to lookup
13236 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
13238 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13240 * doc/lto.texi: Remove text that says only Gold has linker plugin
13243 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
13245 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
13246 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
13247 the DIE accordingly.
13248 (modified_type_die): Add REVERSE parameter and pass it recursively,
13249 as well as to base_type_die. Adjust presence check accordingly.
13250 (base_type_for_mode): Adjust call to modified_type_die.
13251 (add_type_attribute): Add REVERSE parameter and pass it to
13253 (generic_parameter_die): Adjust call to add_type_attribute.
13254 (add_scalar_info): Likewise.
13255 (add_subscript_info): Likewise.
13256 (gen_array_type_die): Likewise.
13257 (gen_descr_array_type_die): Likewise.
13258 (gen_entry_point_die): Likewise.
13259 (gen_enumeration_type_die): Likewise.
13260 (gen_formal_parameter_die): Likewise.
13261 (gen_subprogram_die): Likewise.
13262 (gen_variable_die ): Likewise.
13263 (gen_const_die): Likewise.
13264 (gen_field_die): Likewise.
13265 (gen_pointer_type_die): Likewise.
13266 (gen_reference_type_die): Likewise.
13267 (gen_ptr_to_mbr_type_die): Likewise.
13268 (gen_inheritance_die): Likewise.
13269 (gen_subroutine_type_die): Likewise.
13270 (gen_typedef_die): Likewise.
13271 (force_type_die): Adjust call to modified_type_die.
13273 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
13275 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
13276 flow throughout the file. Fix broken link to Objective-C 2.0
13278 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
13281 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13283 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
13285 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13288 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
13289 (maybe_record_node): Record cxa_pure_virtual as the only possible
13290 target if there are not ohter candidates.
13291 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
13293 2016-01-19 Richard Biener <rguenther@suse.de>
13295 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
13296 (get_memory_order): Likewise.
13298 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
13300 * tree-vect-stmts.c (vectorizable_store): Check
13303 2016-01-19 David Malcolm <dmalcolm@redhat.com>
13306 * gcc.c (driver::decode_argv): Add call to
13307 init_opts_obstack before init_options_struct.
13308 * opts.c (init_opts_obstack): Remove idempotency.
13309 (init_options_struct): Replace call to init_opts_obstack
13310 with a gcc_assert to verify that it has already been called.
13311 * toplev.c (toplev::main): Add call to init_opts_obstack before
13312 calls to init_options_struct.
13313 (toplev::finalize): Move cleanup of opts_obstack next to
13314 cleanup of save_decoded_options, clearing the latter, and
13315 save_decoded_options_count.
13317 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13320 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
13321 attribute to unconditional. Remove %? from output template.
13323 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13324 Jiong Wang <jiong.wang@arm.com>
13326 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
13327 generated from different expand order.
13329 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13331 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13332 Add support for CCMP costing.
13334 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13336 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
13337 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
13338 (fccmpe<mode>): Likewise.
13339 (fcmp): Rename to fcmp and globalize pattern.
13341 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
13342 (aarch64_gen_ccmp_next): Add FP support.
13344 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13346 * target.def (gen_ccmp_first): Update documentation.
13347 (gen_ccmp_next): Likewise.
13348 * doc/tm.texi (gen_ccmp_first): Update documentation.
13349 (gen_ccmp_next): Likewise.
13350 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
13351 expand_ccmp_expr_1. Improve comments.
13352 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
13353 (ccmp_ior<mode>): Remove pattern.
13354 (cmp<mode>): Remove expand.
13355 (cmp): Globalize pattern.
13356 (cstorecc4): Use cc_register.
13357 (mov<mode>cc): Remove ccmp_cc_register check.
13358 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
13359 Simplify after removal of CC_DNE/* modes.
13360 (aarch64_ccmp_mode_to_code): Remove.
13361 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
13362 In 'k' case use integer as condition.
13363 (aarch64_nzcv_codes): Remove inverted cases.
13364 (aarch64_code_to_ccmode): Remove.
13365 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
13366 comparison with CC register to be used in folowing CCMP/branch/CSEL.
13367 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
13368 pattern. Return the comparison with CC register. Invert conditions
13369 when bitcode is OR.
13370 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
13371 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
13373 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13375 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13376 instrumented_version.
13378 2016-01-19 Richard Biener <rguenther@suse.de>
13380 PR tree-optimization/69336
13381 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
13382 handled components with get_ref_base_and_extent.
13383 (equal_mem_array_ref_p): Adjust.
13385 2016-01-19 Jakub Jelinek <jakub@redhat.com>
13388 * shrink-wrap.c: Include valtrack.h.
13389 (move_insn_for_shrink_wrap): Add DEBUG argument. If
13390 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
13391 in between insn and where it will be moved to. Call
13392 dead_debug_insert_temp.
13393 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
13394 first and dead_debug_local_finish at the end.
13395 For uses and defs bitmap, handle all regs in between REGNO and
13396 END_REGNO, not just the first one.
13398 2016-01-19 Richard Biener <rguenther@suse.de>
13400 PR tree-optimization/69352
13401 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
13402 (equal_mem_array_ref_p): Constrain size and max size properly.
13403 Compare the reverse flag.
13405 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
13407 * ira.c (ira): Update regstat data if we deleted insns.
13409 2016-01-19 Jakub Jelinek <jakub@redhat.com>
13411 PR rtl-optimization/68955
13412 PR rtl-optimization/64557
13413 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
13414 here. Fix up formatting.
13415 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
13417 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13420 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
13421 assume that the node has body.
13422 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
13425 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13427 * lto-streamer-out.c (lto_output): Do not stream instrumentation
13430 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13432 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
13433 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
13435 2016-01-19 Martin Jambor <mjambor@suse.cz>
13436 Martin Liska <mliska@suse.cz>
13437 Michael Matz <matz@suse.de>
13439 * Makefile.in (OBJS): Add new source files.
13440 (GTFILES): Add hsa.c.
13441 * common.opt (disable_hsa): New variable.
13442 (-Whsa): New warning.
13443 * config.in (ENABLE_HSA): New.
13444 * configure.ac: Treat hsa differently from other accelerators.
13445 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
13446 $enable_offloading.
13447 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
13448 * doc/install.texi (Configuration): Document --with-hsa-runtime,
13449 --with-hsa-runtime-include, --with-hsa-runtime-lib and
13450 --with-hsa-kmt-lib.
13451 * doc/invoke.texi (-Whsa): Document.
13452 (hsa-gen-debug-stores): Likewise.
13453 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
13454 to invoke offload compiler for hsa acclerator.
13455 * opts.c (common_handle_option): Determine whether HSA offloading
13456 should be performed.
13457 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
13458 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
13459 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
13460 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
13461 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
13462 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
13463 GF_OMP_FOR_KIND_GRID_LOOP.
13464 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
13465 (pp_gimple_stmt_1): Likewise.
13466 * gimple-walk.c (walk_gimple_stmt): Likewise.
13467 * gimple.c (gimple_build_omp_grid_body): New function.
13468 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
13469 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
13470 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
13471 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
13472 GF_OMP_TEAMS_GRID_PHONY.
13473 (gimple_statement_omp_single_layout): Updated comments.
13474 (gimple_build_omp_grid_body): New function.
13475 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
13476 (gimple_omp_for_grid_phony): New function.
13477 (gimple_omp_for_set_grid_phony): Likewise.
13478 (gimple_omp_parallel_grid_phony): Likewise.
13479 (gimple_omp_parallel_set_grid_phony): Likewise.
13480 (gimple_omp_teams_grid_phony): Likewise.
13481 (gimple_omp_teams_set_grid_phony): Likewise.
13482 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
13483 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
13484 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
13485 (BUILT_IN_GOMP_TARGET): Updated type.
13486 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
13487 (adjust_for_condition): New function.
13488 (get_omp_for_step_from_incr): Likewise.
13489 (extract_omp_for_data): Moved parts to adjust_for_condition and
13490 get_omp_for_step_from_incr.
13491 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
13492 (fixup_child_record_type): Bail out if receiver_decl is NULL.
13493 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
13494 (scan_omp_parallel): Do not create child functions for phony
13496 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
13497 (scan_omp_1_op): Checking assert we are not remapping to
13498 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
13499 (parallel_needs_hsa_kernel_p): New function.
13500 (expand_parallel_call): Register apprpriate parallel child
13501 functions as HSA kernels.
13502 (grid_launch_attributes_trees): New type.
13503 (grid_attr_trees): New variable.
13504 (grid_create_kernel_launch_attr_types): New function.
13505 (grid_insert_store_range_dim): Likewise.
13506 (grid_get_kernel_launch_attributes): Likewise.
13507 (get_target_argument_identifier_1): Likewise.
13508 (get_target_argument_identifier): Likewise.
13509 (get_target_argument_value): Likewise.
13510 (push_target_argument_according_to_value): Likewise.
13511 (get_target_arguments): Likewise.
13512 (expand_omp_target): Call get_target_arguments instead of looking
13513 up for teams and thread limit.
13514 (grid_expand_omp_for_loop): New function.
13515 (grid_arg_decl_map): New type.
13516 (grid_remap_kernel_arg_accesses): New function.
13517 (grid_expand_target_kernel_body): New function.
13518 (expand_omp): Call it.
13519 (lower_omp_for): Do not emit phony constructs.
13520 (lower_omp_taskreg): Do not emit phony constructs but create for them
13521 a temporary variable receiver_decl.
13522 (lower_omp_taskreg): Do not emit phony constructs.
13523 (lower_omp_teams): Likewise.
13524 (lower_omp_grid_body): New function.
13525 (lower_omp_1): Call it.
13526 (grid_reg_assignment_to_local_var_p): New function.
13527 (grid_seq_only_contains_local_assignments): Likewise.
13528 (grid_find_single_omp_among_assignments_1): Likewise.
13529 (grid_find_single_omp_among_assignments): Likewise.
13530 (grid_find_ungridifiable_statement): Likewise.
13531 (grid_target_follows_gridifiable_pattern): Likewise.
13532 (grid_remap_prebody_decls): Likewise.
13533 (grid_copy_leading_local_assignments): Likewise.
13534 (grid_process_kernel_body_copy): Likewise.
13535 (grid_attempt_target_gridification): Likewise.
13536 (grid_gridify_all_targets_stmt): Likewise.
13537 (grid_gridify_all_targets): Likewise.
13538 (execute_lower_omp): Call grid_gridify_all_targets.
13539 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
13540 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
13541 (tree_omp_clause): Added union field dimension.
13542 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
13543 * tree.c (omp_clause_num_ops): Added number of arguments of
13544 OMP_CLAUSE__GRIDDIM_.
13545 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
13546 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
13547 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
13548 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
13549 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
13550 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
13551 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
13552 * tree-pass.h (make_pass_gen_hsail): Declare.
13553 (make_pass_ipa_hsa): Likewise.
13554 * ipa-hsa.c: New file.
13555 * lto-section-in.c (lto_section_name): Add hsa section name.
13556 * lto-streamer.h (lto_section_type): Add hsa section.
13557 * timevar.def (TV_IPA_HSA): New.
13558 * hsa-brig-format.h: New file.
13559 * hsa-brig.c: New file.
13560 * hsa-dump.c: Likewise.
13561 * hsa-gen.c: Likewise.
13564 * toplev.c (compile_file): Call hsa_output_brig.
13565 * hsa-regalloc.c: New file.
13567 2016-01-18 Jeff Law <law@redhat.com>
13569 PR tree-optimization/69320
13570 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
13571 ranged object, do nothing if the RHS constant is not [0..1].
13572 (optimize_stmt): Comparing a boolean ranged object against a
13573 constant outside [0..1] results in a compile-time constant.
13575 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
13578 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
13580 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13581 (Option Summary): Update to reflect new section and moved options.
13582 (C++ Dialect Options): Move -fstats to new section.
13583 (Debugging Options): Move all dump, statistics, and other GCC
13584 developer options to new section. Rewrite section introduction
13585 and re-order remaining options to put the more basic ones first.
13586 (Optimization Options): Move -fira-verbose and -flto-report* to
13588 (Developer Options): New section incorporating moved options.
13589 * doc/cppopts.texi (-dM): Update cross-reference.
13591 2016-01-18 Richard Henderson <rth@redhat.com>
13594 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
13595 operands to pseudo only if CSE is expected. Split long immediate
13596 operands only after reload, and for the stack pointer.
13597 (*add<GPI>3_pluslong): Remove.
13598 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
13599 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
13600 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
13601 (*add<GPI>3 peepholes): New.
13602 (*add<GPI>3 splitters): New.
13603 * config/aarch64/constraints.md (Upl): New.
13604 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
13606 2016-01-18 Richard Biener <rguenther@suse.de>
13608 PR tree-optimization/69297
13609 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
13611 (vect_bb_vectorization_profitable_p): Clear visited flag again.
13613 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
13615 PR middle-end/68542
13616 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
13617 of mixind vector and scalar types.
13618 (fold_relational_const): Add handling of vector
13619 comparison with boolean result.
13620 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
13621 comparison of vector operands with boolean result for EQ/NE only.
13622 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
13623 (verify_gimple_cond): Likewise.
13624 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
13627 2016-01-18 Joseph Myers <joseph@codesourcery.com>
13629 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
13632 2016-01-18 Richard Biener <rguenther@suse.de>
13634 PR middle-end/69308
13635 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
13637 2016-01-18 Tom de Vries <tom@codesourcery.com>
13639 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
13641 2016-01-18 Tom de Vries <tom@codesourcery.com>
13643 * omp-low.c (set_oacc_fn_attrib): Make extern.
13644 * omp-low.h (set_oacc_fn_attrib): Declare.
13645 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
13646 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
13647 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
13648 Add and handle function parameter oacc_kernels_p.
13649 (find_reduc_addr, get_omp_data_i_param): New function.
13650 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
13651 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
13652 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
13653 Calculate dominance info. Skip loops that are not in a kernels region
13654 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
13655 (pass_parallelize_loops::execute): Call parallelize_loops with
13656 oacc_kernels_p argument.
13657 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
13658 New member function.
13659 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
13660 * passes.def: Add argument to pass_parallelize_loops instantation.
13662 2016-01-18 Tom de Vries <tom@codesourcery.com>
13664 * tree-parloops.c (pass_parallelize_loops::execute): Allow
13665 pass_parallelize_loops to be run outside the loop pipeline.
13667 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13669 * tree-scalar-evolution.c (follow_copies_to_constant): New.
13670 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
13672 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13675 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
13676 using get_ref_base_and_extent.
13677 (equal_mem_array_ref_p): New.
13678 (hashable_expr_equal_p): Add call to previous.
13680 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13683 * tree-sra.c (disqualified_constants, constant_decl_p): New.
13684 (sra_initialize): Allocate disqualified_constants.
13685 (sra_deinitialize): Free disqualified_constants.
13686 (disqualify_candidate): Update disqualified_constants when appropriate.
13687 (create_access): Scan for constant-pool entries as we go along.
13688 (scalarizable_type_p): Add check against type_contains_placeholder_p.
13689 (maybe_add_sra_candidate): Allow constant-pool entries.
13690 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
13691 (initialize_constant_pool_replacements): New.
13692 (sra_modify_assign): Avoid mangling assignments created by previous,
13693 and don't generate writes into constant pool.
13694 (sra_modify_function_body): Call initialize_constant_pool_replacements.
13696 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
13698 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
13699 andnot instruction.
13700 (scalar_chain::convert_op): Likewise.
13701 * config/i386/i386.md (*andndi3_doubleword): New.
13703 2016-01-18 Richard Biener <rguenther@suse.de>
13705 PR tree-optimization/69170
13706 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
13707 building a vector from scalar results of a pattern stmt.
13709 2016-01-18 Jakub Jelinek <jakub@redhat.com>
13711 * haifa-sched.c (autopref_multipass_init): Work around
13712 -Wmaybe-uninitialized warning.
13714 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
13716 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
13717 against the constant 0.
13719 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13721 PR tree-optimization/68799
13722 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
13723 look up phi candidates in the statement-candidate map.
13724 (phi_add_costs): Likewise.
13725 (record_phi_increments): Likewise.
13726 (phi_incr_cost): Likewise.
13727 (ncd_with_phi): Likewise.
13728 (all_phi_incrs_profitable): Likewise.
13730 2016-01-17 Jakub Jelinek <jakub@redhat.com>
13732 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
13733 -Wmaybe-uninitialized warning.
13735 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
13737 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13738 (Option Summary): Update to reflect new section and moved options.
13739 (C++ Dialect Options): Move -fvtable-verify and related options.
13740 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
13741 and profiling-related options.
13742 (Optimization Options): Move profile generation options and
13743 -fstack-protector and related options.
13744 (Instrumentation Options): New section incorporating moved options.
13745 (Code Generation Options): Move -finstrument-functions and
13746 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
13748 2016-01-16 Tom de Vries <tom@codesourcery.com>
13750 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
13752 2016-01-16 Tom de Vries <tom@codesourcery.com>
13754 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
13756 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
13758 * hash-table.h (hash_table::empty): Turn into an inline wrapper
13759 that checks whether the table is already empty. Rename the
13760 original implementation to...
13761 (hash_table::empty_slot): ...this new private function.
13763 2016-01-15 David Malcolm <dmalcolm@redhat.com>
13765 PR diagnostic/68899
13766 * diagnostic-show-locus.c (layout::print_source_line): Move x
13767 offset of line until after call to
13768 get_line_width_without_trailing_whitespace.
13770 2016-01-15 Jeff Law <law@redhat.com>
13772 PR tree-optimization/69270
13773 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
13774 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
13775 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
13776 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
13777 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13778 ssa_name_has_boolean_range and constant_boolean_node.
13780 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
13782 PR rtl-optimization/69030
13783 * lra-spills.c (remove_pseudos): Check nrefs and make the function
13785 (spill_pseudos): Delete debug insn for dead pseudo.
13786 (lra_spill): Initiate spill_hard_reg and slots memory separately.
13788 2016-01-15 Jiong Wang <jiong.wang@arm.com>
13790 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
13792 (TYPES_UNOPUS): Likewise.
13793 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
13794 builtin type, from UNOP to UNOPUS.
13795 (lbtruncuv4sf): Likewise.
13796 (lbtruncuv2df): Likewise.
13797 (lrounduv2sf): Likewise.
13798 (lrounduv4sf): Likewise.
13799 (lrounduv2df): Likewise.
13800 (lroundusf): Likewise.
13801 (lroundusf): Likewise.
13802 (lceiluv2sf): Likewise.
13803 (lceiluv4sf): Likewise.
13804 (lceiluv2df): Likewise.
13805 (lceilusf): Likewise.
13806 (lceiludf): Likewise.
13807 (lflooruv2sf): Likewise.
13808 (lflooruv4sf): Likewise.
13809 (lflooruv2df): Likewise.
13810 (lfloorusf): Likewise.
13811 (lfloorudf): Likewise.
13812 (lfrintnuv2sf): Likewise.
13813 (lfrintnuv4sf): Likewise.
13814 (lfrintnuv2df): Likewise.
13815 (lfrintnusf): Likewise.
13816 (lfrintnudf): Likewise.
13817 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
13819 (vcvtq_u32_f32): Likewise.
13820 (vcvtq_u64_f64): Likewise.
13821 (vcvta_u32_f32): Likewise.
13822 (vcvtaq_u32_f32): Likewise.
13823 (vcvtaq_u64_f64): Likewise.
13824 (vcvtm_u32_f32): Likewise.
13825 (vcvtmq_u32_f32): Likewise.
13826 (vcvtmq_u64_f64): Likewise.
13827 (vcvtn_u32_f32): Likwise.
13828 (vcvtnq_u32_f32): Likewise.
13829 (vcvtnq_u64_f64): Likewise.
13830 (vcvtp_u32_f32): Likewise.
13831 (vcvtpq_u32_f32): Likewise.
13832 (vcvtpq_u64_f64): Likewise.
13833 (vcvtmd_u64_f64): Likewise.
13834 (vcvtms_u32_f32): Likewise.
13835 (vcvtad_u64_f64): Likewise.
13836 (vcvtas_u32_f32): Likewise.
13837 (vcvtnd_u64_f64): Likewise.
13838 (vcvtns_u32_f32): Likewise.
13839 (vcvtpd_u64_f64): Likewise.
13840 (vcvtps_u32_f32): Likewise.
13842 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13844 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
13845 CSEL of zero_extended registers.
13847 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13849 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
13850 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
13852 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13854 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
13855 false when argument string is not found in the attributes table
13858 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
13861 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
13862 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
13863 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
13864 precision estimate.
13866 2016-01-15 Richard Biener <rguenther@suse.de>
13868 PR tree-optimization/66856
13869 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
13870 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
13871 (vect_create_new_slp_node): Increment stmt reference count.
13872 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
13873 an SLP tree before swapping operands.
13874 (vect_build_slp_tree): Likewise.
13875 (destroy_bb_vec_info): Free stmt info after SLP instances.
13876 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
13877 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
13878 (STMT_VINFO_NUM_SLP_USES): New macro.
13880 2016-01-15 Richard Biener <rguenther@suse.de>
13883 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
13884 (add_linkage_name): ... here.
13885 (gen_typedef_die): Use add_linkage_name_raw instead of
13886 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
13889 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
13891 * gimplify.c (oacc_default_clause): Decode reference and pointer
13892 types for both kernels and parallel regions.
13894 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
13896 PR middle-end/69246
13897 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
13899 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
13901 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
13902 (convert_scalars_to_vector): Likewise.
13904 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
13906 * doc/extend.texi (Type Traits): Fix grammar.
13908 2016-01-15 Martin Jambor <mjambor@suse.cz>
13910 * tree-inline.c (remap_decl): Use existing dclarations if
13911 remapping a type and prevent_decl_creation_for_types.
13912 (replace_locals_stmt): Do an initial remapping of non-VLA typed
13913 decls first. Do real remapping with
13914 prevent_decl_creation_for_types set.
13915 * tree-inline.h (copy_body_data): New field
13916 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
13919 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
13921 * config/s390/s390.opt (mmvcle): More verbose help text.
13923 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
13925 * config/s390/s390.opt: Add period to -mzvector option text.
13927 2016-01-15 Richard Biener <rguenther@suse.de>
13929 PR tree-optimization/68961
13930 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
13931 of invariants in stores again.
13933 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
13935 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
13937 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
13939 * config/i386/i386.c (ix86_expand_branch): Don't split
13940 DI mode xor instruction to SI mode.
13942 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
13945 * ipa-icf.c (sem_function::merge): Virtual functions may become
13946 reachable even if they address is not taken and there are no
13949 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
13951 * lto-streamer-out.c (subtract_estimated_size): New function.
13952 (get_symbol_initial_value): Use it.
13954 2016-01-15 Christian Bruel <christian.bruel@st.com>
13957 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
13958 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
13959 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
13960 use add_builtin_function_ext_scope instead of add_builtin_function.
13961 (neon_set_p, neon_crypto_set_p): Remove.
13962 (arm_init_builtins): Always call arm_init_neon_builtins and
13963 arm_init_crypto_builtins.
13964 (arm_expand_builtin): Check that builtins are allowed for the arch.
13965 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
13966 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
13967 arm_init_neon_builtins call.
13969 2016-01-15 Richard Biener <rguenther@suse.de>
13971 PR tree-optimization/69117
13972 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
13973 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
13974 of the leader conservatively.
13975 (free_scc_vn): Restore original SSA name infos.
13977 2016-01-14 Jeff Law <law@redhat.com>
13979 PR tree-optimization/69270
13980 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
13981 single bit of precision, verify it's also unsigned.
13982 (record_edge_info): Use constant_boolean_node rather than fold_convert
13983 to convert boolean_true/boolean_false to the right type.
13985 2016-01-14 Richard Henderson <rth@redhat.com>
13988 * loop-doloop.c (record_reg_sets): New.
13989 (doloop_optimize): Reject the transform if the sequence
13990 clobbers registers live at the end of the loop block.
13991 (doloop_optimize_loops): Enable df_live if needed.
13993 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
13995 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
13996 * config/rs6000/rs6000.c: Likewise.
13997 * config/rs6000/rs6000.h: Likewise.
13998 * config/rs6000/rs6000.md: Likewise.
13999 * doc/extend.texi: Likewsie.
14001 2016-01-14 Jeff Law <law@redhat.com>
14003 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
14006 2016-01-14 Richard Henderson <rth@redhat.com>
14010 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
14011 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
14012 instead of builtin_decl_declared_p to test for declaration.
14014 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
14016 * doc/loop.texi (Loop Analysis and Representation): Document
14017 loop_depth function.
14019 2016-01-14 Tom de Vries <tom@codesourcery.com>
14021 PR tree-optimization/68773
14022 * omp-low.c (expand_omp_target): Don't set force_output.
14023 * varpool.c (varpool_node::get_create): Same.
14024 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
14025 offload_funcs with force_output.
14027 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14030 * lra-eliminations.c (move_plus_up): Don't change anything if either
14031 the outer or inner subreg mode is not MODE_INT.
14032 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
14033 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
14035 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14037 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
14038 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
14039 reduc_uplus_@var{m}): Remove.
14040 * expr.c (expand_expr_real_2): Remove expansion path for
14041 reduc_[us](min|max|plus) optabs.
14042 * optabs-tree.c (scalar_reduc_to_vector): Remove.
14043 * optabs-tree.h (scalar_reduc_to_vector): Remove.
14044 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
14045 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
14046 * tree-vect-loop.c (vectorizable_reduction): Remove test for
14047 reduc_[us](min|max|plus) optabs.
14049 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
14051 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
14052 (reduc_plus_scal_v2sf): New.
14053 (reduc_smax_v2sf): Rename to...
14054 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
14055 (reduc_smin_v2sf): Rename to...
14056 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
14058 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
14060 * alias.c (compare_base_symbol_refs): New function.
14061 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
14064 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14066 PR middle-end/68146
14067 PR tree-optimization/69155
14068 * tree-complex.c: Include cfganal.h.
14069 (phis_to_revisit): New variable.
14070 (extract_component): Add phiarg_p argument. Assert that returned
14071 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
14072 (update_phi_components): Partly rewrite to use loop over real/imag
14073 components instead of code duplication. If extract_component returns
14074 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
14075 create_tmp_reg into the PHI node instead, and mention the phi triplet
14076 in phis_to_revisit.
14077 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
14078 in phis_to_revisit at the end.
14080 2016-01-14 Richard Biener <rguenther@suse.de>
14082 PR tree-optimization/68060
14083 * tree-vect-loop.c (vect_is_simple_reduction): Check the
14084 outer loop reduction is only used in the inner loop before
14085 detecting a double reduction.
14087 2016-01-14 Jakub Jelinek <jakub@redhat.com>
14090 * combine.c (expand_field_assignment): Punt if compute_mode is
14091 unsupported scalar mode.
14093 2016-01-14 Richard Biener <rguenther@suse.de>
14095 PR tree-optimization/66856
14096 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
14097 SLP node only if it built successfully.
14098 (vect_analyze_slp_instance): Adjust.
14100 2016-01-14 Jeff Law <law@redhat.com>
14102 PR tree-optimization/69270
14103 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
14104 (record_edge_info): Use it. Convert boolean_{true,false}_node
14105 to the type of op0.
14107 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
14110 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
14111 use block_ultimate_origin
14112 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
14114 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
14116 * doc/invoke.texi (Submodel Options): Rename section to
14117 "Machine-Dependent Options" to better reflect its content.
14118 Rewrite introductory text to remove archaic CPU names.
14121 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
14123 * doc/invoke.texi (Code Gen Options): Move section up in file,
14124 before target-specific options. Update menu and option summary
14125 to reflect the new section ordering.
14127 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
14129 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
14130 (C++ Dialect Options): Add cross-reference to -std option.
14131 * doc/standards.texi (C++ Language): Document C++14 support.
14133 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
14135 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
14136 for pack/unpack functions for __ibm128.
14137 (PACK_IF): Likewise.
14138 (UNPACK_IF): Likewise.
14140 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
14141 support for __ibm128 pack/unpack functions.
14142 (rs6000_invalid_builtin): Likewise.
14143 (rs6000_init_builtins): Likewise.
14144 (rs6000_opt_masks): Likewise.
14146 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
14147 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
14149 (RS6000_BTM_COMMON): Likewise.
14151 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
14152 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
14153 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
14154 128-bit floating point. Add support for the double values to be
14155 in Altivec registers for TF/IF packing and unpacking, but restrict
14156 TD packing sub-fields to be FPR registers. Don't allow overlapped
14157 register support for packing. Allow pack inputs to be memory
14158 locations. Don't build generator functions for unpack<mode>_dm
14159 and unpack<mode>_nodm.
14160 (unpack<mode>_dm): Likewise.
14161 (unpack<mode>_nodm): Likewise.
14162 (pack<mode>): Likewise.
14164 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
14165 built-in functions to pack/unpack explicit __ibm128 values.
14166 (__builtin_unpack_ibm128): Likewise.
14168 * doc/extend.texi (PowerPC Built-in Functions): Document
14169 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
14171 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
14174 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
14175 Add new arg loc and pass it down as context.
14176 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
14177 to the location to use for the warning.
14178 (check_function_arguments): New arg loc. All callers changed. Pass
14179 it to check_function_nonnull.
14180 * c-common.h (check_function_arguments): Adjust declaration.
14182 2016-01-13 Jakub Jelinek <jakub@redhat.com>
14184 PR tree-optimization/69156
14185 * gimple.c (validate_type): Removed.
14186 (gimple_builtin_call_types_compatible_p): Use
14187 useless_type_conversion_p instead of validate_type.
14188 * value-prof.c (gimple_stringop_fixed_value): Fold
14189 icall_size to correct type.
14191 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
14193 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
14196 2016-01-13 Richard Henderson <rth@redhat.com>
14199 * target.def (builtin_tm_load, builtin_tm_store): Remove.
14200 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
14201 (ix86_builtin_tm_store): Remove.
14202 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
14203 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
14204 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
14205 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
14206 * doc/tm.texi: Rebuild.
14208 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
14209 (BUILT_IN_TM_MEMCPY_RTWN): New.
14210 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
14211 fallback from vector to integer helpers.
14212 (build_tm_load): Handle vector types directly, instead of
14214 (build_tm_store): Likewise.
14215 (expand_assign_tm): Prepare for register types not handled by
14216 the above. Copy them to memory and use memcpy.
14217 * tree.c (tm_define_builtin): New.
14218 (find_tm_vector_type): New.
14219 (build_tm_vector_builtins): New.
14220 (build_common_builtin_nodes): Call it.
14222 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
14224 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
14225 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
14227 2016-01-13 Tom de Vries <tom@codesourcery.com>
14229 PR tree-optimization/69169
14230 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
14231 handled_struct_type param.
14232 (create_variable_info_for, intra_create_variable_infos): Call
14233 create_variable_info_for_1 with extra arg.
14235 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
14237 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
14238 and "armv8.1-a+crc" entries.
14240 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
14243 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
14244 Change first operand predicate from register_or_constm1_operand
14245 to register_operand.
14246 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
14247 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
14248 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
14249 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
14250 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
14251 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
14252 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
14253 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
14254 comparison with constm1_rtx from vec_prefetch_gen part.
14256 2016-01-13 Richard Biener <rguenther@suse.de>
14258 PR tree-optimization/69013
14259 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
14260 Exchange assert for a test.
14262 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14265 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
14267 2016-01-13 Richard Biener <rguenther@suse.de>
14269 PR tree-optimization/69242
14270 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
14271 assert with a check.
14273 2016-01-13 Richard Biener <rguenther@suse.de>
14275 PR tree-optimization/69186
14276 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14277 Properly guard vect_update_misalignment_for_peel call.
14279 2016-01-12 Jeff Law <law@redhat.com>
14281 PR tree-optimization/pr67755
14282 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
14283 "need_profile_correction".
14284 (thread_block_1): Initialize new field to false by default. If we
14285 have multiple thread paths through a common joiner to different
14286 final targets, then set new field to true.
14287 (compute_path_counts): Only do count adjustment when it's really
14290 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14292 * doc/invoke.texi (Spec Files): Move section down in file, past
14293 all command-line option descriptions.
14295 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14297 PR middle-end/54809
14298 * doc/gty.texi: Remove documentation of mark_hook.
14299 * gengtype.c (struct write_types_data): Remove code to support
14300 mark_hook attribute.
14301 (walk_type): Likewise.
14302 (write_func_for_structure): Likewise.
14304 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14306 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
14307 Directory Options, and -specs= to Overall Options.
14308 (Overall Options): Adjust similarly. Reorder to group related
14309 options together. Make -specs= cross-reference the spec file details.
14310 (Directory Options): Adjust similarly.
14312 2016-01-12 Jeff Law <law@redhat.com>
14314 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
14316 2016-01-12 Olivier Hainque <hainque@adacore.com>
14318 * gcc.c (spec_undefvar_allowed): New global.
14319 (process_command): Set to true when running for --version or --help,
14321 (getenv_spec_function): When the variable is not defined, use the
14322 variable name as the variable value if we're allowed not to issue
14325 2016-01-12 Bin Cheng <bin.cheng@arm.com>
14327 PR tree-optimization/68911
14328 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
14329 information computed for expression "init + nit * step".
14331 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14333 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
14334 about name of GCC executable. Remove deleted node from menu.
14335 (Directory Options) <-B>: Remove cross-reference to deleted node.
14336 (Target Options): Delete section.
14338 2016-01-12 Christian Bruel <christian.bruel@st.com>
14341 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
14342 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
14344 2016-01-12 Jakub Jelinek <jakub@redhat.com>
14347 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
14348 aligned_mem is properly set for AVX512-VL floating point masked
14352 * ifcvt.c (cond_exec_process_if_block): When removing the last
14353 insn from then_bb, remove also any possible barriers that follow it.
14355 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
14359 * config/i386/iamcu.h (SIZE_TYPE): New macro.
14360 (PTRDIFF_TYPE): Likewise.
14361 (WCHAR_TYPE): Likewise.
14362 (WCHAR_TYPE_SIZE): Likewise.
14363 (STDINT_LONG32): Likewise.
14365 2016-01-12 Richard Biener <rguenther@suse.de>
14367 PR tree-optimization/69053
14368 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
14369 convert initial value for cond reductions.
14371 2016-01-12 Richard Biener <rguenther@suse.de>
14373 PR tree-optimization/69007
14374 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
14375 widen_sum after dot_prod and sad.
14377 2016-01-12 Richard Biener <rguenther@suse.de>
14379 PR tree-optimization/69168
14380 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
14381 pattern stmt SLP type.
14382 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
14383 end up unused so cope with that case.
14385 2016-01-12 Richard Biener <rguenther@suse.de>
14387 PR tree-optimization/69157
14388 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
14389 stmts def type only during analyze phase.
14390 (vectorizable_call): Likewise.
14391 (vectorizable_simd_clone_call): Likewise.
14392 (vectorizable_conversion): Likewise.
14393 (vectorizable_assignment): Likewise.
14394 (vectorizable_shift): Likewise.
14395 (vectorizable_operation): Likewise.
14396 (vectorizable_store): Likewise.
14397 (vectorizable_load): Likewise.
14399 2016-01-12 Richard Biener <rguenther@suse.de>
14401 PR tree-optimization/69174
14402 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
14404 (vectorizable_load): Properly compute the number of loads needed
14405 for permuted strided SLP loads and do not spuriously assign
14406 to SLP_TREE_VEC_STMTS.
14408 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
14410 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
14411 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
14412 (MD_EXEC_PREFIX): Remove.
14413 (MD_STARTFILE_PREFIX) Removee.
14414 (FILE_NAME_ABSOLUTE_P): Remove.
14415 (CPP_SPEC): Do not read macros from sys/version.h.
14416 (LINK_COMMAND_SPEC): Remove.
14417 (LOCAL_INCLUDE_DIR): Remove.
14418 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
14419 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
14420 (POST_LINK_SPEC): Define to invoke stubify after linker
14421 (LIBSTDCXX): Remove define
14422 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
14423 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
14424 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
14425 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
14426 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
14427 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
14428 (i386_djgpp_asm_named_section): Add propotype of new procedure
14430 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
14431 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
14432 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
14433 in config/i386/djgpp.h).
14434 (STANDARD_STARTFILE_PREFIX_2): Define identical to
14435 STANDARD_STARTFILE_PREFIX_1.
14436 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
14437 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
14438 installation errors.
14439 (MAX_OFILE_ALIGNMENT): Define to 128.
14440 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
14442 * config/i386/djgpp.c: New file. Add implementation of
14443 i386_djgpp_asm_named_section.
14445 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
14447 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
14448 Add rule for building djgpp.o.
14450 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14452 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
14453 (rtx_is_swappable_p): Reductions are swappable.
14454 (insn_is_swappable_p): V2DF reductions are swappable.
14456 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
14458 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
14459 reloads for other unsupported memory operands.
14461 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14462 Jim Wilson <jim.wilson@linaro.org>
14465 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
14466 copy_to_mode_reg instead of force_reg.
14468 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
14471 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
14472 TARGET_80387 is true.
14474 2016-01-11 Jakub Jelinek <jakub@redhat.com>
14477 * lra-eliminations.c (move_plus_up): Only move plus up
14478 if subreg of the constant can be simplified into constant
14479 and use the simplified subreg of the constant instead of
14480 the original constant.
14482 * fold-const.c (fold_convertible_p): Don't return true
14483 for conversion of VECTOR_TYPE to same sized integral type.
14484 (fold_convert_loc): Fix up formatting. Fold conversion of
14485 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
14486 instead of NOP_EXPR.
14488 PR tree-optimization/69214
14489 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
14490 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
14493 PR tree-optimization/69207
14494 * tree-vect-slp.c (vect_get_constant_vectors): For
14495 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
14496 fold_convertible_p to vector_type's element type, and always
14497 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
14499 2016-01-11 Richard Biener <rguenther@suse.de>
14501 PR tree-optimization/69173
14502 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
14503 fixup the cycle if all stmts are in a pattern.
14505 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
14507 PR middle-end/68999
14508 * alias.c (base_alias_check): Move check for addresses with
14509 alignment ANDs before the call for compare_base_decls.
14510 (memrefs_conflict_p): Return -1 for different decls
14511 that went through alignment adjustments.
14513 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14515 PR rtl-optimization/68796
14516 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
14517 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
14518 and QImode comparisons against zero with CC_NZmode.
14519 * config/aarch64/iterators.md (short_mask): New mode_attr.
14521 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
14523 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
14524 (<avx512>_store<mode>_mask): Likewise.
14526 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
14527 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14529 PR rtl-optimization/68841
14530 * ifcvt.c (struct noce_if_info): Add orig_x field.
14531 (bbs_ok_for_cmove_arith): Add to_rename parameter.
14532 Don't record conflicts on to_rename if it's present.
14533 Allow memory destinations in sets.
14534 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
14535 blocks, passing orig_x to the checks.
14536 (noce_process_if_block): Set if_info->orig_x appropriately.
14538 2016-01-11 Tom de Vries <tom@codesourcery.com>
14540 PR tree-optimization/69069
14541 * tree-parloops.c (create_parallel_loop): Add missing phi args.
14543 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
14545 PR rtl-optimization/68920
14546 * config/i386/i386.c (ix86_option_override_internal): Restrict number
14547 of conditional moves for RTL if-conversion to 1 for
14548 TARGET_ONE_IF_CONV_INSN.
14549 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
14550 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
14551 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
14552 parameter to restirct number of conditional moves for
14554 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
14555 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
14558 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
14561 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
14562 onepart vars. Fix typo in comment. Fix reversed condition in
14564 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
14567 * var-tracking.c (dump_onepart_variable_differences): New.
14568 (dataflow_set_different): If a detailed dump is requested,
14569 delay early returns and dump differences between onepart
14570 variables present before and after, and added variables.
14572 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
14575 * expr.c (expand_expr_real_1): For boolean vector constants
14576 with a scalar mode use const_scalar_mask_from_tree.
14577 (const_scalar_mask_from_tree): New.
14578 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
14579 assigned to a mask type to handle constants.
14581 2016-01-11 Martin Jambor <mjambor@suse.cz>
14584 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
14585 useless parameters if we cannot change function signature.
14587 2016-01-11 Martin Jambor <mjambor@suse.cz>
14590 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
14593 2016-01-11 Tom de Vries <tom@codesourcery.com>
14595 PR tree-optimization/69109
14596 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
14599 2016-01-11 Tom de Vries <tom@codesourcery.com>
14601 PR tree-optimization/69108
14602 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
14603 res is not used in a phi.
14605 2016-01-11 Yury Gribov <y.gribov@samsung.com>
14608 * common.opt (frandom-seed): Fix parameter name.
14609 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
14611 2016-01-11 Tom de Vries <tom@codesourcery.com>
14613 PR tree-optimization/69058
14614 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
14617 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
14619 * config/arc/arc.opt (mdiv-rem): Add period to the end.
14620 (mcode-density): Likewise.
14622 2016-01-10 Tom de Vries <tom@codesourcery.com>
14624 PR tree-optimization/69062
14625 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
14626 (parallelize_loops): Don't paralelize loop that has phi with address
14629 2016-01-10 Tom de Vries <tom@codesourcery.com>
14631 PR tree-optimization/69039
14632 * tree-parloops.c (try_create_reduction_list): Only allow single exit
14635 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
14637 PR middle-end/68743
14638 * match.pd: Require target has function_c99_misc before doing
14639 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
14641 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
14643 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
14645 * configure: Regenerate.
14647 2016-01-09 Jakub Jelinek <jakub@redhat.com>
14649 PR middle-end/50865
14650 PR tree-optimization/69097
14651 * fold-const.h (expr_not_equal_to): New prototype.
14652 * fold-const.c: Include stringpool.h and tree-ssanames.h.
14653 (expr_not_equal_to): New function.
14654 * match.pd (X % -Y is the same as X % Y): Don't optimize
14655 unless X is known not to be equal to minimum or Y is known
14656 not to be equal to -1.
14657 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
14658 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
14659 (simplify_stmt_using_ranges): Adjust caller.
14660 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
14661 substitute_and_fold.
14663 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
14665 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
14668 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14670 PR tree-optimization/69167
14671 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
14672 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
14674 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
14676 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14677 Richard Biener <rguenther@suse.de>
14679 PR tree-optimization/68707
14680 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
14681 instances that can be handled via vect_load_lanes.
14683 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
14685 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
14686 if we can't determine address equivalence.
14687 * alias.c (compare_base_decl): Update for changed return value of
14688 symtab_node::equal_address_to.
14690 2016-01-08 Jason Merrill <jason@redhat.com>
14694 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
14695 * expr.c (store_field): Not here.
14696 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
14697 call with TREE_ADDRESSABLE type.
14698 * tree-cfg.c (verify_gimple_call): Adjust.
14700 2016-01-08 Olivier Hainque <hainque@adacore.com>
14702 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
14705 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14707 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
14708 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
14709 (reduc_smin_v2sf): Rename to...
14710 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
14711 (reduc_splus_v2sf): Rename to...
14712 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
14714 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14716 PR tree-optimization/69162
14717 * gimplify.c (gimplify_va_arg_expr): Encode original type of
14718 valist argument in another argument.
14719 (gimplify_modify_expr): Adjust for the above change. Cleanup.
14720 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
14721 to determine the va_list type, build a MEM_REF instead of
14722 build_fold_indirect_ref.
14724 PR tree-optimization/69172
14725 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
14728 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
14730 PR tree-optimization/67781
14731 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
14732 and cmpnop in two steps: first the ones not accessed in original
14733 gimple expression in a endian independent way and then the ones not
14734 accessed in the final result in an endian-specific way.
14736 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14738 PR tree-optimization/69083
14739 * tree-vect-slp.c (vect_get_constant_vectors): For
14740 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
14741 element type. If op is fold_convertible_p to vector_type's element
14742 type, use NOP_EXPR instead of VCE.
14744 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
14746 PR rtl-optimization/67778
14747 PR rtl-optimization/68634
14748 PR rtl-optimization/68909
14749 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
14750 block from the stack until done with it. Remove a superfluous
14751 bitmap set. Remove a superfluous bitmap test.
14753 2016-01-07 Martin Sebor <msebor@redhat.com>
14756 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
14757 constraint on the type of arguments.
14759 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
14761 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
14762 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
14763 unaligned_access on the gcc_options set.
14764 * config/arm/arm.c (arm_option_override_internal): Use
14765 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
14767 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14770 * config/i386/i386.c (ix86_frame_pointer_required): Enable
14771 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
14773 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14776 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14779 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14780 depending on frame_pointer_needed before remaining integer and SSE
14781 registers are saved.
14783 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
14786 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
14788 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
14791 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
14792 Use the "xBm" constraint.
14793 (float<sseintvecmodelower><mode>2<mask_name><round_name):
14795 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
14796 (sse_cvtsi2ssq<round_name>): Likewise.
14797 (sse_cvtss2si<round_name>): Likewise.
14798 (sse_cvtss2siq<round_name>): Likewise.
14799 (sse2_cvtsi2sdq<round_name>): Likewise.
14800 (sse2_cvtsd2si<round_name>): Likewise.
14801 (sse2_cvtsd2siq<round_name>): Likewise.
14802 * config/i386/subst.md (round_nimm_scalar_predicate): New
14805 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
14807 PR middle-end/67639
14808 * varasm.c (make_decl_rtl): Mark invalid register vars as
14811 PR rtl-optimization/66206
14812 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
14813 All callers changed.
14815 2016-01-07 Jakub Jelinek <jakub@redhat.com>
14817 PR tree-optimization/69141
14818 * tree-ssa-pre.c: Include langhooks.h.
14819 (eliminate_dom_walker::before_dom_children): Use
14820 lang_hooks.decl_printable_name instead of
14821 cgraph_node::get ()->name ().
14823 PR middle-end/68960
14824 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
14825 it and DECL_ALIGN too.
14827 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
14829 * config/mips/mips-ftypes.def: Sort to lexicographical order.
14831 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14834 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14835 depending on frame_pointer_needed before remaining integer and SSE
14836 registers are saved.
14838 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14840 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
14841 mode iterator with VSX_M2.
14842 (*p9_vecstore_<mode>): Likewise.
14843 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
14844 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
14845 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
14846 (define_split for VSX_LE128 stores): Likewise.
14847 (define_peephole2 for TImode LE swaps): Likewise.
14848 (define_split for VSX_LE128 post-reload stores): Likewise.
14850 2016-01-06 Marek Polacek <polacek@redhat.com>
14853 * convert.c (convert_to_integer_1): Adjust call to
14854 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
14855 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
14856 EXPR instead of ARG.
14857 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
14859 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14862 * doc/extend.texi (RL78 Variable Attributes): New section.
14864 2016-01-05 Marek Polacek <polacek@redhat.com>
14867 * builtins.c (get_memmodel): Use expansion point location rather than
14868 the input location. Call warning_at rather than warning.
14869 (expand_builtin_atomic_compare_exchange): Likewise.
14870 (expand_builtin_atomic_load): Likewise.
14871 (expand_builtin_atomic_store): Likewise.
14872 (expand_builtin_atomic_clear): Likewise.
14874 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
14877 * config/i386/i386.c (ix86_expand_vector_logical_operator):
14878 Replace nonimmediate_operand with vector_operand.
14879 * config/i386/predicates.md (vector_operand): New predicate.
14880 (general_vector_operand): Replace nonimmediate_operand with
14882 * config/i386/sse.md: Replace nonimmediate_operand with
14883 vector_operand and m constraint with Bm constraint on SSE
14884 patterns with 16-byte memory operand.
14885 * config/i386/subst.md (round_nimm_predicate): Replace
14886 nonimmediate_operand with vector_operand.
14887 (round_saeonly_nimm_predicate): Likewise.
14888 (round_saeonly_nimm_scalar_predicate): New.
14890 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
14893 * config/i386/constraints.md (Bm): New constraint.
14894 * config/i386/predicates.md (vector_memory_operand): New
14896 * config/i386/sse.md: Replace xm with xBm in plusminus and
14897 any_logic patterns.
14899 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14902 * doc/extend.texi (V850 Function Attributes): New section.
14903 (V850 Variable Attributes): New section.
14905 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14908 * doc/extend.texi (MicroBlaze Function Attributes): Document
14909 interrupt_handler and fast_interrupt attributes.
14911 2016-01-05 Sergei Trofimovich <siarheit@google.com>
14914 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
14915 for local symbolic operands.
14916 * config/ia64/predicates.md (local_symbolic_operand64): New
14919 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14921 PR rtl-optimization/68651
14922 * combine.c (combine_simplify_rtx): Canonicalize x + x into
14925 2016-01-05 Nathan Sidwell <nathan@acm.org>
14927 * alias.c (compare_base_decls): Use symtab_node::get.
14929 2016-01-05 Nick Clifton <nickc@redhat.com>
14932 * ira-costs.c (copy_cost): Initialise the t_icode field of the
14933 secondary_reload_info structure.
14936 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
14937 decls if weak support is available.
14939 2016-01-04 Martin Sebor <msebor@redhat.com>
14941 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
14943 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14945 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
14946 OPTION_MASK_P9_DFORM.
14948 * config/rs6000/constraints.md (wo constraint): New constraint for
14951 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
14953 (rs6000_init_hard_regno_mode_ok): Likewise.
14955 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
14958 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
14959 expanders not to have constraints. Add support for ISA 3.0 xxperm
14960 instruction. Add support for fusing xxlor with xxperm.
14961 (altivec_vperm_<mode>_internal): Likewise.
14962 (altivec_vperm_v8hiv16qi): Likewise.
14963 (altivec_vperm_<mode>v16q): Likewise.
14964 (altivec_vperm_<mode>_uns): Likewise.
14965 (vperm_v8hiv4si): Likewise.
14966 (vperm_v16qiv8hi): Likewise.
14968 * doc/md.texi (RS/6000 constraints): Document wo constraint.
14970 2016-01-04 Jakub Jelinek <jakub@redhat.com>
14972 Update copyright years.
14974 * gcc.c (process_command): Update copyright notice dates.
14975 * gcov-dump.c (print_version): Ditto.
14976 * gcov.c (print_version): Ditto.
14977 * gcov-tool.c (print_version): Ditto.
14978 * gengtype.c (create_file): Ditto.
14979 * doc/cpp.texi: Bump @copying's copyright year.
14980 * doc/cppinternals.texi: Ditto.
14981 * doc/gcc.texi: Ditto.
14982 * doc/gccint.texi: Ditto.
14983 * doc/gcov.texi: Ditto.
14984 * doc/install.texi: Ditto.
14985 * doc/invoke.texi: Ditto.
14987 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14989 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
14990 modes larger than TImode as TImode if NEON is not enabled.
14992 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14995 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
14996 mode for %f0-%f31 only if TARGET_FPU.
14998 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
15001 * config/sparc/sparc.c (scan_record_type): Take into account subfields
15002 to compute the PACKED_P predicate.
15003 (function_arg_record_value): Minor tweaks.
15005 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15007 * doc/install.texi (--with-multilib-list): Describe the meaning of the
15008 option for arm*-*-* targets.
15010 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
15012 * doc/extend.texi (Common Function Attributes): Move docs for
15013 MSP430-specific attributes to....
15014 (MSP430 Function Attributes): ...here. Delete the redundant
15015 entries and copy-edit the remaining text.
15016 (MSP430 Variable Attributes): Use uniform format for index
15017 entries and add a cross-reference to the corresponding function
15020 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
15022 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
15024 (x86 Options): Likewise.
15026 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15030 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
15031 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
15032 to corresponding attribute.
15034 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
15036 * doc/extend.texi (Common Function Attributes) <noplt>: Move
15037 to correct alphabetization of table. Copy-edit and correct
15039 <stack_protect>: Likewise.
15040 <target_clones>: Likewise.
15042 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
15043 Correct punctuation.
15044 (Code Gen Options) <-fno-plt>: Copy-edit.
15046 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
15049 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
15050 SI values. Explicitly convert SI to DI and vice-versa.
15052 2016-01-01 Jakub Jelinek <jakub@redhat.com>
15054 PR tree-optimization/69070
15055 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
15056 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
15059 * ubsan.c (ubsan_instrument_float_cast): Call
15060 initialize_sanitizer_builtins.
15063 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
15065 Copyright (C) 2016 Free Software Foundation, Inc.
15067 Copying and distribution of this file, with or without modification,
15068 are permitted in any medium without royalty provided the copyright
15069 notice and this notice are preserved.