1 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
5 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
6 (arch64_addpv4sf): Delete.
7 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
8 "gen_aarch64_addpv4sf".
9 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
11 (vpadds_f32): Likewise.
12 (vpaddq_f32): Likewise.
13 (vpaddq_f64): Likewise.
15 2016-06-08 Jiong Wang <jiong.wang@arm.com>
17 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
19 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
20 to VALLF. Rename to "fabd<mode>3".
21 "*fabd_scalar<mode>3): Delete.
22 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
24 (vabdd_f64): Likewise.
27 (vabdq_f32): Likewise.
28 (vabdq_f64): Likewise.
30 2016-06-08 Jiong Wang <jiong.wang@arm.com>
32 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
34 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
35 "aarch64_rsqrts<mode>".
36 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
37 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
39 (vrsqrtsd_f64): Likewise.
40 (vrsqrts_f32): Likewise.
41 (vrsqrts_f64): Likewise.
42 (vrsqrtsq_f32): Likewise.
43 (vrsqrtsq_f64): Likewise.
45 2016-06-08 Jiong Wang <jiong.wang@arm.com>
47 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
49 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
50 "aarch64_rsqrte<mode>".
51 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
52 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
54 (vrsqrted_f64): Likewise.
55 (vrsqrte_f32): Likewise.
56 (vrsqrte_f64): Likewise.
57 (vrsqrteq_f32): Likewise.
58 (vrsqrteq_f64): Likewise.
60 2016-06-08 Jiong Wang <jiong.wang@arm.com>
62 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
66 * config/aarch64/aarch64-simd.md
67 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
68 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
69 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
71 (vcvt_n_f32_u32): Likewise.
72 (vcvt_n_s32_f32): Likewise.
73 (vcvt_n_u32_f32): Likewise.
74 (vcvtq_n_f32_s32): Likewise.
75 (vcvtq_n_f32_u32): Likewise.
76 (vcvtq_n_f64_s64): Likewise.
77 (vcvtq_n_f64_u64): Likewise.
78 (vcvtq_n_s32_f32): Likewise.
79 (vcvtq_n_s64_f64): Likewise.
80 (vcvtq_n_u32_f32): Likewise.
81 (vcvtq_n_u64_f64): Likewise.
82 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
84 (fcvt_target): Support V4DI, V4SI and V2SI.
85 (FCVT_TARGET): Likewise.
87 2016-06-08 Jiong Wang <jiong.wang@arm.com>
89 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
90 (TYPES_BINOP_SUS): Likewise.
91 (aarch64_simd_builtin_data): Update include file name.
92 (aarch64_builtins): Likewise.
93 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
94 for conversion between scalar float-point and fixed-point.
98 * config/aarch64/aarch64.md
99 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
100 pattern for conversion between scalar float to fixed-pointer.
101 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
102 (UNSPEC_FCVTZS): New UNSPEC enumeration.
103 (UNSPEC_FCVTZU): Likewise.
104 (UNSPEC_SCVTF): Likewise.
105 (UNSPEC_UCVTF): Likewise.
106 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
108 (vcvtd_n_f64_u64): Likewise.
109 (vcvtd_n_s64_f64): Likewise.
110 (vcvtd_n_u64_f64): Likewise.
111 (vcvtd_n_f32_s32): Likewise.
112 (vcvts_n_f32_u32): Likewise.
113 (vcvtd_n_s32_f32): Likewise.
114 (vcvts_n_u32_f32): Likewise.
115 * config/aarch64/iterators.md (fcvt_target): Support integer to float
117 (FCVT_TARGET): Likewise.
118 (FCVT_FIXED2F): New iterator.
119 (FCVT_F2FIXED): Likewise.
120 (fcvt_fixed_insn): New define_int_attr.
122 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
124 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
125 some statements was removed.
127 2016-06-08 Alan Hayward <alan.hayward@arm.com>
129 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
130 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
131 (vect_can_advance_ivs_p): likewise.
132 (vect_update_ivs_after_vectorizer): likewise.
133 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
134 (vect_analyze_scalar_cycles_1): likewise.
135 (vect_analyze_loop_operations): likewise.
136 (report_vect_op): likewise.
137 (vect_is_slp_reduction): likewise.
138 (vect_is_simple_reduction): likewise.
139 (get_initial_def_for_induction): likewise.
140 (vect_transform_loop): likewise.
141 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
142 (vect_recog_sad_pattern): likewise.
143 (vect_recog_widen_sum_pattern): likewise.
144 (vect_recog_widening_pattern): likewise.
145 (vect_recog_divmod_pattern): likewise.
146 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
147 (vect_analyze_slp_instance): likewise.
148 (vect_transform_slp_perm_load): likewise.
149 (vect_schedule_slp_instance): likewise.
151 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
153 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
154 (return_prediction): PRED_CONST_RETURN predict return as not taken.
155 * predict.def (PRED_CONTINUE): Change hitrate 50->67
156 (PRED_LOOP_BRANCH): Document predictor as broken.
157 (PRED_LOOP_EXIT): Change hitrate 91->92.
158 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
159 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
160 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
161 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
162 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
163 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
164 (PRED_CALL): Chane hitrate 71->67.
165 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
166 (PRED_GOTO): Document as unused right now.
167 (PRED_CONST_RETURN): Change hitrate 67->69
168 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
169 (PRED_NULL_RETURN): Change hitrate 91->90.
170 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
171 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
172 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
174 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
176 * config/rs6000/altivec.h: Add __builtin_vec_mul.
177 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
178 special case Altivec builtin.
179 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
180 VSX_BUILTIN_VEC_MUL (replaced with special case code).
181 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
182 code for ALTIVEC_BUILTIN_VEC_MUL.
183 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
184 for __builtin_vec_mul.
186 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
188 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
191 2016-06-07 David Malcolm <dmalcolm@redhat.com>
193 * spellcheck.c (selftest::test_find_closest_string): New function.
194 (spellcheck_c_tests): Call the above.
196 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
198 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local
201 2016-06-07 Jakub Jelinek <jakub@redhat.com>
203 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
204 Yv=Yv,C alternatives.
206 2016-06-07 Richard Biener <rguenther@suse.de>
209 * common.opt (ffast-math): Make Optimization.
211 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
212 Prachi Godbole <prachi.godbole@imgtec.com>
214 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
215 `fabs' and `fneg' type attributes.
216 (p5600_fpu_fabs): Add `fmove' to the comment.
218 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
220 * gimple.c: Include builtins.h
221 (gimple_inexpensive_call_p): New function.
222 * gimple.h (gimple_inexpensive_call_p): Declare.
223 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
224 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
227 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
229 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
230 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
231 warning_at_rich_loc, warning_n, pedwarn, permerror,
232 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
233 sorry, fatal_error, internal_error, internal_error_no_backtrace):
236 2016-06-07 Richard Biener <rguenther@suse.de>
238 PR tree-optimization/71428
239 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
240 BIT_FIELD_REF op vs. load.
242 2016-06-07 Richard Biener <rguenther@suse.de>
245 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
248 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
250 * config/pa/pa.md (call): Generate indirect long calls to non-local
251 functions on TARGET_64BIT.
252 (call_value): Likewise.
254 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
256 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
257 pattern and subsequent splitters.
258 (call_val_reg_64bit_post_reload): Likewise.
260 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
263 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
264 propagate_op_to_single_use.
266 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
269 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
271 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
273 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
274 (enum x86_dirflag_state): New enum.
275 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
276 (machine_function): Remove needs_cld.
277 (ix86_current_function_needs_cld): Remove.
278 * config/i386/i386.c (ix86_set_func_type): Set
279 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
280 (ix86_expand_prologue): Do not emit CLD here.
281 (ix86_dirflag_mode_needed): New function.
282 (ix86_dirflag_mode_entry): Ditto.
283 (ix86_mode_needed): Handle X86_DIRFLAG entity.
284 (ix86_mode_after): Ditto.
285 (ix86_mode_entry): Ditto.
286 (ix86_mode_exit): Ditto.
287 (ix86_emit_mode_set): Ditto.
288 * config/i386/i386.md (strmov_singleop): Set
289 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
290 Do not set ix86_current_function_needs_cld.
292 (strset_singleop): Ditto.
294 (cmpstrnqi_nz_1): Ditto.
295 (cmpstrnqi_1): Ditto.
298 2016-06-06 Jakub Jelinek <jakub@redhat.com>
300 PR tree-optimization/71259
301 * tree-vect-slp.c (vect_get_constant_vectors): For
302 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
303 one for constant op, and use COND_EXPR for non-constant.
305 2016-06-06 David Malcolm <dmalcolm@redhat.com>
307 * Makefile.in (OBJS): Add function-tests.o,
308 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
309 selftest-run-tests.o.
310 (OBJS-libcommon): Add selftest.o.
311 (OBJS-libcommon-target): Add selftest.o.
312 (all.internal): Add "selftest".
313 (all.cross): Likewise.
314 (selftest): New phony target.
315 (s-selftest): New target.
316 (selftest-gdb): New phony target.
317 (COLLECT2_OBJS): Add selftest.o.
318 * bitmap.c: Include "selftest.h".
319 (selftest::test_gc_alloc): New function.
320 (selftest::test_set_range): New function.
321 (selftest::test_clear_bit_in_middle): New function.
322 (selftest::test_copying): New function.
323 (selftest::test_bitmap_single_bit_set_p): New function.
324 (selftest::bitmap_c_tests): New function.
325 * common.opt (fself-test): New.
326 * diagnostic-show-locus.c: Include "selftest.h".
327 (make_range): New function.
328 (test_range_contains_point_for_single_point): New function.
329 (test_range_contains_point_for_single_line): New function.
330 (test_range_contains_point_for_multiple_lines): New function.
331 (assert_eq): New function.
332 (test_get_line_width_without_trailing_whitespace): New function.
333 (selftest::diagnostic_show_locus_c_tests): New function.
334 * et-forest.c: Include "selftest.h".
335 (selftest::test_single_node): New function.
336 (selftest::test_simple_tree): New function.
337 (selftest::test_disconnected_nodes): New function.
338 (selftest::et_forest_c_tests): New function.
339 * fold-const.c: Include "selftest.h".
340 (selftest::assert_binop_folds_to_const): New function.
341 (selftest::assert_binop_folds_to_nonlvalue): New function.
342 (selftest::test_arithmetic_folding): New function.
343 (selftest::fold_const_c_tests): New function.
344 * function-tests.c: New file.
345 * gimple.c: Include "selftest.h".
346 Include "gimple-pretty-print.h".
347 (selftest::verify_gimple_pp): New function.
348 (selftest::test_assign_single): New function.
349 (selftest::test_assign_binop): New function.
350 (selftest::test_nop_stmt): New function.
351 (selftest::test_return_stmt): New function.
352 (selftest::test_return_without_value): New function.
353 (selftest::gimple_c_tests): New function.
354 * hash-map-tests.c: New file.
355 * hash-set-tests.c: New file.
356 * input.c: Include "selftest.h".
357 (selftest::assert_loceq): New function.
358 (selftest::test_accessing_ordinary_linemaps): New function.
359 (selftest::test_unknown_location): New function.
360 (selftest::test_builtins): New function.
361 (selftest::test_reading_source_line): New function.
362 (selftest::input_c_tests): New function.
363 * rtl-tests.c: New file.
364 * selftest-run-tests.c: New file.
365 * selftest.c: New file.
366 * selftest.h: New file.
367 * spellcheck.c: Include "selftest.h".
368 (selftest::levenshtein_distance_unit_test_oneway): New function,
369 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
370 (selftest::levenshtein_distance_unit_test): Likewise.
371 (selftest::spellcheck_c_tests): Likewise.
372 * toplev.c: Include selftest.h.
373 (toplev::run_self_tests): New.
374 (toplev::main): Handle -fself-test.
375 * toplev.h (toplev::run_self_tests): New.
376 * tree.c: Include "selftest.h".
377 (selftest::test_integer_constants): New function.
378 (selftest::test_identifiers): New function.
379 (selftest::test_labels): New function.
380 (selftest::tree_c_tests): New function.
381 * tree-cfg.c: Include "selftest.h".
382 (selftest::push_fndecl): New function.
383 (selftest::test_linear_chain): New function.
384 (selftest::test_diamond): New function.
385 (selftest::test_fully_connected): New function.
386 (selftest::tree_cfg_c_tests): New function.
387 * vec.c: Include "selftest.h".
388 (selftest::safe_push_range): New function.
389 (selftest::test_quick_push): New function.
390 (selftest::test_safe_push): New function.
391 (selftest::test_truncate): New function.
392 (selftest::test_safe_grow_cleared): New function.
393 (selftest::test_pop): New function.
394 (selftest::test_safe_insert): New function.
395 (selftest::test_ordered_remove): New function.
396 (selftest::test_unordered_remove): New function.
397 (selftest::test_block_remove): New function.
398 (selftest::reverse_cmp): New function.
399 (selftest::test_qsort): New function.
400 (selftest::vec_c_tests): New function.c.
401 * wide-int.cc: Include selftest.h and wide-int-print.h.
402 (selftest::from_int <wide_int>): New function.
403 (selftest::from_int <offset_int>): New function.
404 (selftest::from_int <widest_int>): New function.
405 (selftest::assert_deceq): New function.
406 (selftest::assert_hexeq): New function.
407 (selftest::test_printing <VALUE_TYPE>): New function template.
408 (selftest::test_ops <VALUE_TYPE>): New function template.
409 (selftest::test_comparisons <VALUE_TYPE>): New function template.
410 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
412 (selftest::wide_int_cc_tests): New function.
414 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
417 * ifcvt.c (noce_try_ifelse_collapse): New function.
419 (noce_process_if_block): Call noce_try_ifelse_collapse.
420 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
421 (simplify_ternary_operation): Use the above to simplify
422 conditional CLZ/CTZ expressions.
424 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
427 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
428 define_insn_and_split.
430 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
433 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
435 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
438 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
439 Implicitly clobber memory for basic asm with non-empty assembler
440 string. Use targetm.md_asm_adjust also here.
441 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
442 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
443 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
444 non-empty assembler string.
445 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
446 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
447 (decode_asm_operands): Handle basic asm in PARALLEL block.
448 (extract_insn): Handle basic asm in PARALLEL block.
449 * doc/extend.texi: Mention new behavior of basic asm.
450 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
451 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
452 branch_needs_nop_p): Use asm_noperands.
454 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
456 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
457 Include the M7 SPARC DFA scheduler.
458 New attribute v3pipe.
459 Annotate insns with v3pipe where appropriate.
460 Define cpu_feature vis4.
461 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
462 Add (V8QI "8") to vbits.
463 Add insns {add,sub}v8qi3
464 Add insns ss{add,sub}v8qi3
465 Add insns us{add,sub}{v8qi,v4hi}3
466 Add insns {min,max}{v8qi,v4hi,v2si}3
467 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
468 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
469 * config/sparc/niagara4.md: Add a comment explaining the
470 discrepancy between the documented latenty numbers and the
472 * config/sparc/niagara7.md: New file.
473 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
474 supports SPARC5 and VIS 4.0 instructions.
475 * configure: Regenerate.
476 * config.in: Likewise.
477 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
478 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
480 (ASM_CPU64_DEFAULT_SPEC): Likewise.
481 (CPP_CPU_SPEC): Handle niagara7.
482 (ASM_CPU_SPEC): Likewise.
483 * config/sparc/sparc-opts.h (processor_type): Add
486 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
487 (AS_NIAGARA7_FLAG): Define.
488 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
489 (CPP_CPU64_DEFAULT_SPEC): Likewise.
490 (CPP_CPU_SPEC): Handle niagara7.
491 (ASM_CPU_SPEC): Likewise.
492 * config/sparc/sparc.c (niagara7_costs): Define.
493 (sparc_option_override): Handle niagara7 and adjust cache-related
494 parameters with better values for niagara cpus. Also support VIS4.
495 (sparc32_initialize_trampoline): Likewise.
496 (sparc_use_sched_lookahead): Likewise.
497 (sparc_issue_rate): Likewise.
498 (sparc_register_move_cost): Likewise.
499 (dump_target_flag_bits): Support VIS4.
500 (sparc_vis_init_builtins): Likewise.
501 (sparc_builtins): Likewise.
502 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
504 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
506 * config/sparc/sparc.opt (sparc_processor_type): New value
508 * config/sparc/visintrin.h (__attribute__): Prototypes for the
510 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
512 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
515 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
517 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
519 2016-06-06 Richard Biener <rguenther@suse.de>
521 PR tree-optimization/71398
522 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
525 2016-06-05 James Bowman <james.bowman@ftdichip.com>
527 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
528 ft32_expand_prolog, ft32_expand_epilogue):
530 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
531 * config/ft32/ft32.md: Add pretend_returner.
533 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
536 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
537 Copy op1 RTX to avoid invalid sharing.
538 (ix86_expand_vector_move_misalign): Ditto.
540 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
542 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
545 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
547 * predict.c (predicted_by_loop_heuristics_p): New function.
548 (predict_iv_comparison): Use it.
549 (predict_loops): Walk from innermost loops; do not predict edges
550 leaving multiple loops multiple times; implement
551 PRED_LOOP_ITERATIONS_MAX heuristics.
552 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
554 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
556 * cfg.c (check_bb_profile): Do not report mismatched profiles when
557 only edges out of BB are EH edges.
559 2016-06-04 Martin Sebor <msebor@redhat.com>
560 Marcin Baczyński <marbacz@gmail.com>
563 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
564 a void expression in a void function.
566 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
568 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
569 aux; dump reasons of decisions.
570 (should_duplicate_loop_header_p): Likewise.
571 (do_while_loop_p): Likewise.
572 (ch_base::copy_headers): Dump asi num insns duplicated.
574 2016-06-04 Jakub Jelinek <jakub@redhat.com>
576 PR tree-optimization/71405
577 * tree-ssa.c (execute_update_addresses_taken): For clobber with
578 incompatible type, build a new clobber with the right type instead
579 of building a VIEW_CONVERT_EXPR around it.
581 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
583 PR tree-optimization/52171
584 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
585 by_pieces_ninsns instead of move_by_pieces_ninsns.
587 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
589 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
590 for reg+reg addressing mode.
592 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
594 * rs6000-c.c (c/c-tree.h): Add #include.
595 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
596 in C++ when found in the base position of vec_ld or vec_st.
598 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
600 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
601 use of profile unless profile status is PROFILE_READ.
602 * profile.c (compute_branch_probabilities): Set profile status
603 only after reporting predictor hitrates.
605 2016-06-03 Joseph Myers <joseph@codesourcery.com>
609 * common.opt (ffp-int-builtin-inexact): New option.
610 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
611 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
612 (ceil@var{m}2): Document dependence on this option.
613 * ipa-inline-transform.c (inline_call): Handle
614 flag_fp_int_builtin_inexact.
615 * ipa-inline.c (can_inline_edge_p): Likewise.
616 * config/i386/i386.md (rintxf2): Do not test
617 flag_unsafe_math_optimizations.
618 (rint<mode>2_frndint): New define_insn.
619 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
620 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
621 for 387 instead of extending and truncating.
622 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
623 !flag_trapping_math instead of flag_unsafe_math_optimizations.
624 Change to frndint<mode>2_<rounding>.
625 (frndintxf2_<rounding>_i387): Likewise. Change to
626 frndint<mode>2_<rounding>_i387.
627 (<rounding_insn>xf2): Likewise.
628 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
629 !flag_trapping_math instead of flag_unsafe_math_optimizations for
630 x87. Test TARGET_ROUND || !flag_trapping_math ||
631 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
632 SSE. Use ROUND_NO_EXC in constant operand of
633 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
634 for 387 instead of extending and truncating.
636 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
637 Julia Koval <julia.koval@intel.com>
649 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
650 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
651 all registers, except for function return registers if there are
652 no caller-saved registers.
653 (ix86_set_func_type): New function.
654 (ix86_set_current_function): Call ix86_set_func_type to set
655 no_caller_saved_registers and func_type. Call reinit_regs if
656 caller-saved registers are changed. Don't allow MPX, SSE, MMX
657 nor x87 instructions in interrupt handler nor function with
658 no_caller_saved_registers attribute.
659 (ix86_function_ok_for_sibcall): Return false if there are no
660 caller-saved registers.
661 (type_natural_mode): Don't warn ABI change for MMX in interrupt
663 (ix86_function_arg_advance): Skip for callee in interrupt handler.
664 (ix86_function_arg): Return special arguments in interrupt handler.
665 (ix86_promote_function_mode): Promote pointer to word_mode only
666 for normal functions.
667 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
669 (ix86_epilogue_uses): New function.
670 (ix86_hard_regno_scratch_ok): Likewise.
671 (ix86_save_reg): Preserve all registers in interrupt handler
672 after reload. Preserve all registers, except for function return
673 registers, if there are no caller-saved registers after reload.
674 (find_drap_reg): Always use callee-saved register if there are
675 no caller-saved registers.
676 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
677 for interrupt handler.
678 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
679 Emit cld instruction if stringops are used in interrupt handler
680 or interrupt handler isn't a leaf function.
681 (ix86_expand_epilogue): Generate interrupt return for interrupt
682 handler and pop the 'ERROR_CODE' off the stack before interrupt
683 return in exception handler.
684 (ix86_expand_call): Disallow calling interrupt handler directly.
685 If there are no caller-saved registers, mark all registers that
686 are clobbered by the call which returns as clobbered.
687 (ix86_handle_no_caller_saved_registers_attribute): New function.
688 (ix86_handle_interrupt_attribute): Likewise.
689 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
691 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
692 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
693 accumulation in interrupt function if stack may be realigned to
695 (EPILOGUE_USES): New.
696 (function_type): New enum.
697 (machine_function): Add func_type and no_caller_saved_registers.
698 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
699 (interrupt_return): New pattern.
700 * doc/extend.texi: Document x86 interrupt and
701 no_caller_saved_registers attributes.
703 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
705 PR tree-optimization/52171
706 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
707 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
708 Look for constant strings. Move some code to emit_block_cmp_hints
710 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
711 * defaults.h (COMPARE_MAX_PIECES): New macro.
712 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
713 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
714 (clear_by_pieces_1): Don't declare. Move definition before use.
715 (can_do_by_pieces): New static function.
716 (can_move_by_pieces): Use it. Return bool.
717 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
718 OP. All callers changed. Handle COMPARE_BY_PIECES.
719 (class pieces_addr); New.
720 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
721 pieces_addr::adjust, pieces_addr::increment_address,
722 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
724 (class op_by_pieces_d): New.
725 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
727 (class move_by_pieces_d, class compare_by_pieces_d,
728 class store_by_pieces_d): New subclasses of op_by_pieces_d.
729 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
730 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
731 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
732 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
733 compare_by_pieces_d::finish_mode): New member functions.
734 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
736 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
737 (emit_block_cmp_hints): New function.
738 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
739 use the newly defined classes.
740 * expr.h (by_pieces_constfn): New typedef.
741 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
742 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
743 (move_by_pieces_ninsns): Don't declare.
744 (can_move_by_pieces): Change return value to bool.
745 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
746 (compare_by_pieces_branch_ratio): New hook.
747 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
748 (by_pieces_ninsns): Declare.
749 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
751 (default_compare_by_pieces_branch_ratio): New function.
752 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
753 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
754 * doc/tm.texi: Regenerate.
755 * tree-ssa-strlen.c: Include "builtins.h".
756 (handle_builtin_memcmp): New static function.
757 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
758 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
760 2016-06-03 Alan Hayward <alan.hayward@arm.com>
762 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
763 relevant stmts which are simple and invariant.
764 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
765 instead of simple and invariant
767 2016-06-03 Alan Hayward <alan.hayward@arm.com>
769 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
770 (vectorizable_reduction): Check for new relevant state.
771 (vectorizable_live_operation): vectorize live stmts using
772 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
773 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
774 (vect_stmt_relevant_p): Check for stmts which are only used live.
775 (process_use): Use of a stmt does not inherit it's live value.
776 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
777 (vect_analyze_stmt): Check for new relevant state.
778 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
779 outside the loop, but not inside it.
781 2016-06-03 Alan Hayward <alan.hayward@arm.com>
783 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
784 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
785 (vect_get_vec_def_for_operand): Split out code.
787 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
789 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
791 2016-06-03 Alan Hayward <alan.hayward@arm.com>
793 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
795 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
797 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
799 2016-06-03 Jakub Jelinek <jakub@redhat.com>
802 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
803 to noreturn e->callee->decl that has void return type and void
804 arguments, adjust gimple_call_fntype and remove lhs even if it had
805 previously addressable type.
807 2016-06-02 Jeff Law <law@redhat.com>
809 PR tree-optimization/71328
810 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
811 error when checking for a jump back onto the copied path.
813 2016-06-02 David Malcolm <dmalcolm@redhat.com>
815 * config/microblaze/microblaze.c (get_branch_target): Add return
816 NULL_RTX for the non-CALL_P case.
817 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
818 (insert_wic): Remove unused local "j".
820 2016-06-02 Martin Liska <mliska@suse.cz>
822 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
824 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
825 Julia Koval <julia.koval@intel.com>
827 * function.c (assign_parm_setup_stack): Force source into a
829 * target.def (function_incoming_arg): Update documentation to
830 allow arbitrary address computation based on hard register.
831 * doc/tm.texi: Regenerated.
833 2016-06-02 Martin Liska <mliska@suse.cz>
835 * predict.c (combine_predictions_for_bb): Fix first match in
836 cases where a first predictor contains more than one occurence
837 in list of predictors. Take the best value in such case.
839 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
841 PR rtl-optimization/71295
842 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
843 offset would go over the size of the inner mode reject it.
845 2016-06-02 Jakub Jelinek <jakub@redhat.com>
847 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
848 x=x,x and v=v,m instead of x=x,m.
850 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
851 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
852 alternative to v=rm,C.
854 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
855 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
856 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
857 instead of vex for the last two above mentioned alternatives.
859 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
862 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
864 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
866 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
868 2016-06-01 David Malcolm <dmalcolm@redhat.com>
870 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
871 from int to unsigned.
873 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
875 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
876 alternatives, eliminating preferred register class. Add support
877 for the MTVSRDD instruction in ISA 3.0.
878 (vsx_splat_v4si_internal): Use splat_input_operand instead of
879 reg_or_indexed_operand.
880 (vsx_splat_v4sf_internal): Likewise.
882 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
885 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
886 for loading up all 0's or all 1's.
888 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
890 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
892 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
894 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
896 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
897 * gcc.c (set_source_date_epoch_envvar): New function, sets
898 the SOURCE_DATE_EPOCH environment variable to the current time.
900 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
902 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
903 the factor for live Phi nodes.
905 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
907 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
908 * tree-parloops.c (parallelize_loops): likewise.
909 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
910 tree_unswitch_outer_loop): likewise.
912 2016-06-01 Jakub Jelinek <jakub@redhat.com>
915 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
916 around creation of the temporary.
918 2016-06-01 Richard Biener <rguenther@suse.de>
920 PR tree-optimization/71366
921 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
922 (unloop_loops): Move removing edges here ...
923 (try_unroll_loop_completely): ... from here.
924 (try_peel_loop): ... and here.
925 (tree_unroll_loops_completely_1): Track parent loops via
926 bitmap of header BBs.
927 (tree_unroll_loops_completely): Adjust for that.
929 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
931 * config/rs6000/altivec.h (vec_slv): New macro.
932 (vec_srv): New macro.
933 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
934 (UNSPEC_VSRV): New value.
937 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
938 (vsrv): New builtin definition.
939 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
940 define argument types for new builtin.
941 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
943 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
946 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
947 Jocelyn Mayer <l_indien@magic.fr>
950 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
951 detect processor family for signature_CENTAUR_ebx.
952 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
953 signature_CENTAUR_ebx.
954 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
955 <default>: Pass x86-64 for has_longmode.
957 2016-06-01 Nathan Sidwell <nathan@acm.org>
959 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
962 2016-06-01 Richard Biener <rguenther@suse.de>
964 PR tree-optimization/71261
965 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
966 of stmts successfully put in the bool pattern. Remove
967 single-use restriction.
968 (adjust_bool_pattern_cast): Add cast at the use site via the
969 pattern def sequence.
970 (adjust_bool_pattern): Remove recursion, maintain a hash-map
971 of patterned defs. Use the pattern def seqence instead of
972 multiple independent patterns.
973 (sort_after_uid): New qsort compare function.
974 (adjust_bool_stmts): New function to process stmts in the bool
976 (vect_recog_bool_pattern): Adjust.
977 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
978 (ifcvt_walk_pattern_tree): Likewise.
979 (stmt_is_root_of_bool_pattern): Likewise.
980 (ifcvt_repair_bool_pattern): Likewise.
981 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
983 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
985 * loop-unroll.c (decide_unroll_constant_iterations,
986 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
988 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
990 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
992 * tree-core.h (enum omp_clause_code): Remove
993 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
995 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
997 * config/arm/sync.md (arm_store_exclusive<mode>):
998 Use 'H' output modifier on operands[2] rather than creating a new
999 entry in out-of-bounds memory of the operands array.
1000 (arm_store_release_exclusivedi): Likewise.
1002 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1004 * config/arm/arm.c (arm_fusion_enabled_p): New function.
1005 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
1006 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
1007 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
1009 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
1011 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
1012 into account live statements for mask producers.
1014 2016-06-01 Richard Biener <rguenther@suse.de>
1016 PR tree-optimization/71311
1017 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
1018 restrict to non-INTEGER_CST @0.
1020 2016-06-01 Richard Biener <rguenther@suse.de>
1022 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
1023 (relational patterns): Use :c to avoid pattern duplications.
1025 2016-06-01 Richard Biener <rguenther@suse.de>
1027 * genmatch.c (comparison_code_p): New predicate.
1028 (swap_tree_comparison): New function.
1029 (commutate): Add for_vec parameter to append new for entries.
1030 Support commutating relational operators by swapping it alongside
1032 (lower_commutative): Adjust.
1033 (dt_simplify::gen): Do not pass artificial operators to gen
1035 (decision_tree::gen): Do not add artificial operators as parameters.
1036 (parser::parse_expr): Verify operator commutativity when :c is
1037 applied. Allow :C to override this.
1038 * match.pd: Adjust patterns to use :C instead of :c where required.
1040 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
1042 PR tree-optimization/71077
1043 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
1044 the combining step, use boolean_false_node and boolean_true_node
1045 as the designated false/true return values.
1047 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1049 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
1050 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
1051 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
1054 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1056 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
1057 of flags impliying the register renaming.
1058 * toplev.c (process_options): Do not imply flag_rename_registers with
1061 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1063 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
1064 default implementation.
1066 2016-05-31 Nathan Sidwell <nathan@acm.org>
1068 * dwarf2out.c (cur_line_info_table): Add GTY marker.
1070 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1072 * config/sh/constraints.md (b): Remove constraint.
1073 * config/sh/predicates.md (arith_reg_operand): Remove
1075 * config/sh/sh-modes.def (PDI): Remove.
1076 * config/sh/sh.c (sh_target_reg_class,
1077 sh_optimize_target_register_callee_saved): Remove functions.
1078 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
1079 (sh_expand_epilogue): Update comment.
1080 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
1081 sh_secondary_reload): Remove TARGET_REGS related code.
1082 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
1083 TARGET_REGISTER_P): Remove macros.
1084 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
1085 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
1086 TR1_REG, TR2_REG): Remove constants.
1087 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
1089 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1091 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
1092 define_expand patterns.
1093 (adddi3_compact): Rename to adddi3.
1094 (subdi3_compact): Rename to subdi3.
1095 (*negdi2): Rename to negdi2.
1096 (*abs<mode>2): Rename to abs<mode>2.
1098 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
1100 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
1101 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
1102 (atomic_sub_fetchsi): ... this new pattern.
1103 (mvtc): Add CC_REG clobber.
1105 2016-05-31 Marek Polacek <polacek@redhat.com>
1107 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
1109 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1111 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
1112 aarch64_fusion_enabled_p to check for fusion capabilities.
1114 2016-05-31 Richard Biener <rguenther@suse.de>
1116 PR tree-optimization/71352
1117 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
1118 minus one and a negate.
1120 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1122 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
1123 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
1125 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
1126 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
1127 Remove use of aarch64_simd_attr_length_move, set length attribute
1129 (*aarch64_be_movoi): Likewise.
1130 (*aarch64_be_movci): Likewise.
1131 (*aarch64_be_movxi): Likewise.
1133 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
1135 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
1136 It no longer does that.
1137 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
1139 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
1141 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
1142 attribute __unused__.
1144 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
1146 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
1147 * config/arm/arm.c (arm_arch_thumb1): Define.
1148 (arm_option_override): Initialize arm_arch_thumb1.
1149 * config/arm/arm.h (arm_arch_thumb1): Declare.
1150 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
1151 support Thumb-1 ISA.
1153 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
1156 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
1157 `Yv' for scalar operand.
1159 2016-05-31 Tom de Vries <tom@codesourcery.com>
1161 PR tree-optimization/69068
1162 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
1163 phis with more than two args.
1165 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
1167 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
1168 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
1171 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
1173 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
1175 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
1177 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
1178 cpu_32, cpu_64, tune_32 and tune_64.
1179 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
1181 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
1183 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
1185 2016-05-30 Andi Kleen <ak@linux.intel.com>
1187 * auto-profile.c (read_profile): Replace asserts with errors
1188 when file does not exist.
1189 * gcov-io.c (gcov_read_words): Dito.
1191 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1193 * tree-cfg.c (print_loop): Print likely upper bounds.
1195 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1197 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
1198 * opts.c (default_options): Enable peel loops at -O3.
1199 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
1200 (try_peel_loop): Do not re-peel already peeled loops;
1201 use likely upper bounds; fix profile updating.
1202 (pass_complete_unroll::execute): Initialize peeled_loops.
1204 2016-05-30 Martin Liska <mliska@suse.cz>
1206 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
1207 computed costs by frequency of BB they belong to.
1208 (get_scaled_computation_cost_at): New function.
1210 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
1211 Marc Glisse <marc.glisse@inria.fr>
1213 PR tree-optimization/71289
1214 * match.pd (-1 / B < A, A > -1 / B): New transformations.
1216 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1218 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
1220 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1222 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
1223 for peeled copies; avoid underflow when updating estimates; correctly
1226 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1228 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
1229 r236875. Corrected oe3 to oe2 as obvious.
1231 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1235 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
1236 that inserted stmt will not dominate stmts that defines its operand.
1237 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
1238 (rewrite_expr_tree_parallel): Likewise.
1240 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
1243 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
1244 all fields including stmt_to_insert are swapped.
1246 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1248 * predict.h (force_edge_cold): Declare.
1249 * predict.c (force_edge_cold): New function.
1250 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
1252 (canonicalize_loop_induction_variables): Fix formating.
1254 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
1256 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
1257 (visium_expand_copysign): Use gen_int_mode directly.
1258 (visium_compute_frame_size): Minor tweaks.
1260 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
1262 * tree-vect-loop.c (vect_analyze_loop_2): Use
1263 likely_max_stmt_executions_int.
1265 2016-05-30 Tom de Vries <tom@codesourcery.com>
1267 PR tree-optimization/69067
1268 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
1270 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
1273 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
1274 New peepholes to remove unneeded fild/fistp pairs.
1275 (define_peephole2 atomic_loaddi_fpu): Ditto.
1277 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1279 * predict.c (maybe_hot_frequency_p): Avoid division.
1281 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
1283 * doc/install.texi: Use https for shop.fsf.org.
1285 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1287 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
1288 likely_max_stmt_executions_int.
1290 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1292 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1293 likely_max_stmt_executions_int.
1295 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1297 * profile.c (compute_branch_probabilities): Do not report hitrates
1299 (branch_prob): Report hitrates here.
1300 * predict.c (gimple_predict_edge): Do not assert profile status;
1301 fix formatting issues.
1303 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1305 * predict.c (edge_predicted_by_p): New function.
1306 (predict_paths_for_bb): Do not put multiple predictions of the same type
1309 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1311 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
1314 2016-05-28 Alan Modra <amodra@gmail.com>
1316 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
1318 2016-05-28 Alan Modra <amodra@gmail.com>
1320 PR rtl-optimization/71275
1321 * ira.c (ira): Free dominance info.
1323 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
1325 * doc/sourcebuild.texi: New address for upstream Go repository.
1327 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
1329 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
1330 (TARGET_ARM_V7M): Likewise.
1332 2016-05-26 Jeff Law <law@redhat.com>
1334 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
1335 (thread_across_edge): Remove calls to find_jump_threads_backwards.
1336 * passes.def: Add jump threading passes before DOM/VRP.
1337 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
1338 argument to a basic block from an edge. Remove tests which are
1340 (pass_data_thread_jumps, class pass_thread_jumps): New.
1341 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
1342 (make_pass_thread_jumps): Likewise.
1343 * tree-pass.h (make_pass_thread_jumps): Declare.
1345 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
1347 * config/visium/visium-protos.h (split_double_move): Rename into...
1348 (visium_split_double_move): ...this.
1349 (visium_split_double_add): Declare.
1350 * config/visium/visium.c (split_double_move): Rename into...
1351 (visium_split_double_move): ...this.
1352 (visium_split_double_add): New function.
1353 (visium_expand_copysign): Renumber operands for consistency.
1354 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
1355 (DFmode move splitter): Likewise.
1356 (*addi3_insn): Split by means of visium_split_double_add.
1357 (*adddi3_insn_flags): Delete.
1358 (*plus_plus_sltu<subst_arith>): New insn.
1359 (*subdi3_insn): Split by means of visium_split_double_add.
1360 (subdi3_insn_flags): Delete.
1361 (*minus_minus_sltu<subst_arith>): New insn.
1362 (*negdi2_insn): Split by means of visium_split_double_add.
1363 (*negdi2_insn_flags): Delete.
1365 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
1367 * configure.ac: Treat a --with-headers option without argument
1368 the same as the default (i.e. consult sys-include directory).
1369 * configure: Regenerate.
1371 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1373 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
1374 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
1376 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
1377 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
1379 2016-05-27 Jiong Wang <jiong.wang@arm.com>
1382 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
1383 tree-stdarg analysis results.
1384 (aarch64_setup_incoming_varargs): Likewise.
1386 2016-05-27 Jiong Wang <jiong.wang@arm.com>
1388 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
1389 va_list_gpr_counter_field and va_list_fpr_counter_field.
1391 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
1394 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
1395 * config/aarch64/aarch64.c
1396 (aarch64_cannot_change_mode_class): Remove function.
1397 * config/aarch64/aarch64-protos.h
1398 (aarch64_cannot_change_mode_class): Remove.
1400 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
1402 * cfgloop.c (record_niter_bound): Record likely upper bounds.
1403 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
1404 get_likely_max_loop_iterations_int): New.
1405 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
1406 any_likely_upper_bound.
1407 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
1409 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
1410 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
1412 (unroll_loop_constant_iterations): Likewise.
1413 (unroll_loop_runtime_iterations): Likewise.
1414 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
1415 * lto-streamer-out.c (output_cfg): Likewise.
1416 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
1418 (canonicalize_loop_induction_variables): Dump likely upper bounds.
1419 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
1420 (likely_max_loop_iterations): New.
1421 (likely_max_loop_iterations_int): New.
1422 (likely_max_stmt_executions): New.
1423 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
1424 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
1425 likely_max_stmt_executions): Declare.
1427 2016-05-27 Marek Polacek <polacek@redhat.com>
1430 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
1432 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1434 * config/s390/s390.md (2x risbg splitters): Use
1435 reg_overlap_mentioned_p instead of rtx_equal_p.
1437 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
1439 * combine.c (make_compound_operation): Take known zero bits into
1440 account when checking for possible zero_extend.
1442 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1444 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
1445 Use const_int_operand for operand 2 predicate. Simplify expand code
1448 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
1451 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
1454 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1456 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
1457 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
1458 that returns CC_SESWPmode and CC_ZESWPmode.
1459 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
1461 (aarch64_rtx_costs): Likewise.
1463 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1465 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
1466 for ISA 3.0 min/max support.
1467 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
1468 conditional move support.
1469 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
1470 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
1472 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
1473 conditional moves where the comparison type is different from move
1475 (fp_minmax): New code iterator for smin/smax.
1476 (minmax): New code attributes for min/max.
1477 (SMINMAX): Likewise.
1478 (smax<mode>3): Combine min, max insns into one insn using the
1479 fp_minmax code iterator. Add support for ISA 3.0 min/max
1480 instructions that don't need -ffast-math.
1481 (s<minmax><mode>3): Likewise.
1482 (smax<mode>3_vsx): Likewise.
1483 (smin<mode>3): Likewise.
1484 (s<minmax><mode>3_vsx): Likewise.
1485 (smin<mode>3_vsx): Likewise.
1486 (pre-VSX min/max splitters): Likewise.
1487 (s<minmax><mode>3_fpr): Likewise.
1488 (movsfcc): Rewrite floating point conditional moves to combine
1489 SFmode/DFmode into a single insn.
1490 (mov<mode>cc): Likewise.
1491 (movdfcc): Likewise.
1492 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
1493 SFDF2 iterators to handle all combinations.
1494 (fseldfsf4): Likewise.
1495 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
1496 (fseldfdf4): Likewise.
1497 (fselsfdf4): Likewise.
1498 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
1499 comparison instructions that set a 0/-1 mask, and use it for
1500 floating point conditional move via XXSEL.
1501 (fpmask<mode>): Likewise.
1502 (xxsel<mode>): Likewise.
1503 * config/rs6000/predicates.md (min_max_operator): Delete, no
1505 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
1506 instructions that generate a 0/-1 mask for use with XXSEL.
1507 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
1508 say whether floating point min/max is available, either through
1509 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
1510 (TARGET_MINMAX_DF): Likewise.
1512 2016-05-27 Alan Modra <amodra@gmail.com>
1514 PR rtl-optimization/71275
1515 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
1516 for update_equiv_regs and combine_and_move_insns.
1518 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
1520 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
1521 if_then_else or cond RTXes to calculate attribute value.
1522 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
1523 <attr "length_immediate>: Ditto.
1524 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
1525 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
1526 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
1527 <attr "type">: Ditto.
1528 <attr "prefix_data16">: Ditto.
1529 <attr "prefix_extra">: Ditto.
1530 <attr "length_immediate">: Ditto.
1531 <attr "prefix">: Ditto.
1532 (vec_set<mode>_0) <attr "isa">: Ditto.
1533 <attr "prefix_extra">: Ditto.
1534 <attr "length_immediate">: Ditto.
1535 <attr "prefix">: Ditto.
1536 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
1537 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
1538 (sse2_storelpd) <attr "prefix_data16">: Ditto.
1539 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
1540 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
1541 <attr "length_immediate">: Ditto.
1542 <attr "prefix">: Ditto.
1543 (sse2_movsd) <attr "length_immediate">: Ditto.
1544 <attr "prefix">: Ditto.
1545 (vec_concatv2df) <attr "isa">: Ditto.
1546 <attr "prefix">: Ditto.
1547 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
1548 (*vec_extractv2di_1) <attr "isa">: Ditto.
1549 <attr "type">: Ditto.
1550 <attr "length_immediate">: Ditto.
1551 <attr "prefix_rex">: Ditto.
1552 <attr "prefix_extra">: Ditto.
1553 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
1554 <attr "prefix_extra">: Ditto.
1555 <attr "length_immediate">: Ditto.
1556 (vec_concatv2di) <attr "isa">: Ditto.
1557 <attr "prefix_extra">: Ditto.
1558 <attr "length_immediate">: Ditto.
1559 <attr "prefix">: Ditto.
1561 2016-05-26 Martin Liska <mliska@suse.cz>
1563 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
1565 (operator+): Likewise.
1566 (operator-): Likewise.
1567 (comp_cost::operator+=): Likewise.
1568 (comp_cost::operator-=): Likewise.
1569 (comp_cost::operator/=): Likewise.
1570 (comp_cost::operator*=): Likewise.
1571 (operator<): Likewise.
1572 (operator==): Likewise.
1573 (operator<=): Likewise.
1575 (infinite_cost_p): Likewise.
1576 (add_costs): Likewise.
1577 (sub_costs): Likewise.
1578 (compare_costs): Likewise.
1579 (set_group_iv_cost): Use the newly introduced functions.
1580 (get_address_cost): Likewise.
1581 (get_shiftadd_cost): Likewise.
1582 (force_expr_to_var_cost): Likewise.
1583 (split_address_cost): Likewise.
1584 (ptr_difference_cost): Likewise.
1585 (difference_cost): Likewise.
1586 (get_computation_cost_at): Likewise.
1587 (determine_group_iv_cost_generic): Likewise.
1588 (determine_group_iv_cost_address): Likewise.
1589 (determine_group_iv_cost_cond): Likewise.
1590 (autoinc_possible_for_pair): Likewise.
1591 (determine_group_iv_costs): Likewise.
1592 (cheaper_cost_pair): Likewise.
1593 (iv_ca_recount_cost): Likewise.
1594 (iv_ca_set_no_cp): Likewise.
1595 (iv_ca_set_cp): Likewise.
1596 (iv_ca_cost): Likewise.
1597 (iv_ca_new): Likewise.
1598 (iv_ca_dump): Likewise.
1599 (iv_ca_narrow): Likewise.
1600 (iv_ca_prune): Likewise.
1601 (iv_ca_replace): Likewise.
1602 (try_add_cand_for): Likewise.
1603 (try_improve_iv_set): Likewise.
1604 (find_optimal_iv_set): Likewise.
1606 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
1608 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
1609 that internal functions will clobber all caller-saved registers.
1611 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1613 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
1614 Return a better case_values_threshold when optimizing.
1616 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1618 * config/aarch64/aarch64-simd.md (aarch64_combinez):
1619 Add ? to integer variant.
1620 (aarch64_combinez_be): Likewise.
1622 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1624 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
1625 instead of x constraint.
1626 (vcvtps2ph256<mask_name>): Likewise.
1628 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
1629 alternative. Formatting fix.
1631 * config/i386/sse.md
1632 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
1634 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
1635 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
1636 maybe_evex prefix instead of vex.
1637 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
1638 EXT_REX_SSE_REG_P (op0) case in the splitter.
1640 2016-05-25 Jeff Law <law@redhat.com>
1642 PR tree-optimization/71272
1643 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
1644 Update comments. Add test for empty path.
1646 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1648 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
1649 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
1650 special case builtin.
1651 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1652 code for ALTIVEC_BUILTIN_VEC_CMPNE.
1653 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1654 for __builtin_vec_cmpne.
1656 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
1658 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
1659 redundant test and bail out if the type of the new operand is not
1660 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
1662 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1664 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
1665 (x_ix86_target_flags_explicit): Remove.
1666 * config/i386/i386.c (ix86_function_specific_save): Do not copy
1667 x_ix86_target_flags_explicit.
1668 (ix86_function_specific_restore): Ditto.
1670 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1671 H.J. Lu <hongjiu.lu@intel.com>
1674 * common/config/i386/i386-common.c
1675 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
1676 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
1677 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
1678 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
1679 (-mgeneral-regs-only): Add new option.
1680 * config/i386/i386.c (ix86_option_override_internal): Don't enable
1681 x87 instructions if only general registers are allowed.
1682 (ix86_target_string): Add ix86_flags argument. Handle additional
1683 flags options through ix86_flags argument. Update all callers.
1684 * doc/invoke.texi: Document -mgeneral-regs-only.
1686 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1688 PR rtl-optimization/66940
1689 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
1690 decrementing desired_val will not overflow before performing these
1693 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
1695 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
1696 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
1697 * config/i386/i386.c (enum ix86_builtins): Add
1698 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
1699 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
1700 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
1701 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
1702 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
1703 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
1704 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
1705 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
1706 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
1707 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
1708 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
1709 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
1710 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
1711 __builtin_ia32_cvtps2dq512_mask.
1712 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
1713 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
1714 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
1715 * config/i386/sse.md
1716 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
1718 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
1719 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
1721 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
1722 (avx512f_vec_pack_sfix_v8df): New define_expand.
1723 (avx512f_roundpd512): Rename to ...
1724 (avx512f_round<castmode>512): ... this. Change iterator.
1725 (avx512f_roundps512_sfix): New define_expand.
1726 (round<mode>2_sfix): Change iterator.
1728 2016-05-25 Nick Clifton <nickc@redhat.com>
1730 * config/msp430/msp430.c (msp430_attr): Produce an error if a
1731 static interrupt handler is detected.
1732 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
1733 default linker script.
1734 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
1735 the low part of a symbolic pointer.
1737 2016-05-25 Richard Biener <rguenther@suse.de>
1739 PR tree-optimization/71261
1740 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
1741 interesting stmt instead of immediate uses when looking
1742 for the use operand to replace.
1744 2016-05-25 Martin Liska <mliska@suse.cz>
1746 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
1748 2016-05-25 Richard Biener <rguenther@suse.de>
1750 PR tree-optimization/71264
1751 * tree-vect-stmts.c (vect_init_vector): Properly deal with
1754 2016-05-25 Martin Liska <mliska@suse.cz>
1756 PR tree-optimization/71239
1757 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
1758 if DECL_SIZE is NULL.
1760 2016-05-25 Richard Biener <rguenther@suse.de>
1762 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
1763 * tree-if-conv.c (pass_data_if_conversion): Use it.
1765 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
1767 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
1768 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
1769 * varpool.c (varpool_node::get_availability): Likewise.
1771 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1773 * config/rs6000/altivec.md (VNEG iterator): New iterator for
1774 VNEGW/VNEGD instructions.
1775 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
1776 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
1777 support for ISA 3.0 VNEGW/VNEGD instructions.
1779 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1781 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
1782 pointers inside OACC_DATA regions.
1783 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
1784 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
1785 (gimplify_adjust_omp_clauses): Fix typo in comment.
1787 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1789 * config/rs6000/altivec.md (VParity): New mode iterator for vector
1790 parity built-in functions.
1791 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
1793 (p9v_parity<mode>2): Likewise.
1794 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
1796 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
1797 (parity<mode>2): ISA 3.0 expander for vector parity.
1798 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
1800 (BU_P9_64BIT_MISC_0): Likewise.
1801 (BU_P9_MISC_0): Likewise.
1802 (BU_P9V_AV_1): Likewise.
1803 (BU_P9V_AV_2): Likewise.
1804 (BU_P9V_AV_3): Likewise.
1805 (BU_P9V_AV_P): Likewise.
1806 (BU_P9V_VSX_1): Likewise.
1807 (BU_P9V_OVERLOAD_1): Likewise.
1808 (BU_P9V_OVERLOAD_2): Likewise.
1809 (BU_P9V_OVERLOAD_3): Likewise.
1810 (VCTZB): Add vector count trailing zeros support.
1814 (VPRTYBD): Add vector parity support.
1815 (VPRTYBQ): Likewise.
1816 (VPRTYBW): Likewise.
1817 (VCTZ): Add overloaded vector count trailing zeros support.
1818 (VPRTYB): Add overloaded vector parity support.
1819 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1820 overloaded vector count trailing zeros and parity instructions.
1821 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
1822 vector parity support.
1823 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
1824 trailing zeros support.
1825 (vec_cntlz): Likewise.
1826 (vec_vctzb): Likewise.
1827 (vec_vctzd): Likewise.
1828 (vec_vctzh): Likewise.
1829 (vec_vctzw): Likewise.
1830 (vec_vprtyb): Add ISA 3.0 vector parity support.
1831 (vec_vprtybd): Likewise.
1832 (vec_vprtybw): Likewise.
1833 (vec_vprtybq): Likewise.
1834 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1835 the ISA 3.0 vector count trailing zeros and vector parity built-in
1838 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1840 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
1841 when there is stmt_to_insert.
1843 2016-05-24 Martin Sebor <msebor@redhat.com>
1846 * tree.h (complete_or_array_type_p): New inline function.
1848 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1850 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
1851 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
1852 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
1854 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
1855 Limit 1st alternative to noavx isa, split 2nd alternative into one
1856 noavx and one avx alternative, use *x and Bm in the former and
1857 x and m in the latter.
1859 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
1860 of sse4 for the first alternative, drop %v from the template
1861 and d operand modifier. Split second alternative into one sse4_noavx
1862 and one avx alternative, use *x instead of *v in the former and v
1863 instead of *v in the latter.
1864 (*sse4_1_extractps): Use noavx isa instead of * for the first
1865 alternative, drop %v from the template. Split second alternative into
1866 one noavx and one avx alternative, use *x instead of *v in the
1867 former and v instead of *v in the latter.
1868 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
1869 with noavx and the last one with avx.
1870 (sse4_1_phminposuw): Guard first alternative with noavx isa,
1871 split the second one into one noavx and one avx alternative,
1872 use *x and Bm in the former and x and m in the latter one.
1873 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
1876 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
1877 first two alternatives to noavx, use *x instead of *v in the second
1878 one, add avx alternative without *.
1879 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
1880 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
1881 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
1883 2016-05-24 Jeff Law <law@redhat.com>
1885 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
1886 New function, extracted from...
1887 (fsm_find_control_statement_thread_paths): Here. Use the new function.
1888 Allow simple copies and constant initializations in the SSA chain.
1890 2016-05-24 Marek Polacek <polacek@redhat.com>
1893 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
1896 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1899 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
1900 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
1901 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
1902 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
1903 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
1905 2016-05-24 Richard Biener <rguenther@suse.de>
1907 PR tree-optimization/71240
1908 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
1911 2016-05-24 Richard Biener <rguenther@suse.de>
1913 PR tree-optimization/71230
1914 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
1916 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1918 * tree-vectorizer.h (vectorizable_comparison): Delete.
1919 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
1920 PURE_SLP_STMT check.
1921 * tree-vect-stmts.c (vectorizable_call): Likewise.
1922 (vectorizable_simd_clone_call): Likewise.
1923 (vectorizable_conversion): Likewise.
1924 (vectorizable_assignment): Likewise.
1925 (vectorizable_shift): Likewise.
1926 (vectorizable_operation): Likewise.
1927 (vectorizable_load): Likewise.
1928 (vectorizable_condition): Likewise.
1929 (vectorizable_store): Likewise. Assert that we don't have
1931 (vectorizable_comparison): Make static. Remove redundant
1932 PURE_SLP_STMT check.
1933 (vect_transform_stmt): Assert that we always have an slp_node
1936 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1938 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
1939 operands[2] against 1 with comparison against CONST1_RTX.
1940 (<shift>di3_neon): Likewise.
1941 * config/arm/predicates.md (const0_operand): Replace with comparison
1944 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1946 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
1947 operands[2] against 1 with comparison against CONST1_RTX.
1948 (ashrdi3): Likewise.
1949 (lshrdi3): Likewise.
1950 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
1952 (ashrsi3): Likewise.
1953 (lshrsi3): Likewise.
1954 (rotrsi3): Likewise.
1955 (define_split above *compareqi_eq0): Likewise.
1956 (define_split above "prologue"): Likewise.
1957 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
1958 * config/arm/predicates.md (shift_operator): Likewise.
1959 (shift_nomul_operator): Likewise.
1960 (sat_shift_operator): Likewise.
1961 (thumb1_cmp_operand): Likewise.
1962 (const_neon_scalar_shift_amount_operand): Replace manual range
1963 check with IN_RANGE.
1964 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
1965 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
1967 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1969 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
1970 with HOST_WIDE_INT_1.
1972 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
1973 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
1974 (arm_canonicalize_comparison): Likewise.
1975 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
1977 (thumb1_size_rtx_costs): Likewise.
1978 (vfp_const_double_index): Replace cast of 1 to unsigned
1979 HOST_WIDE_INT with HOST_WIDE_INT_1U.
1980 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
1982 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
1983 HOST_WIDE_INT with HOST_WIDE_INT_1U.
1984 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
1985 HOST_WIDE_INT with HOST_WIDE_INT_1.
1987 2016-05-24 Marek Polacek <polacek@redhat.com>
1989 * tree-cfg.h (should_remove_lhs_p): New predicate.
1990 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
1991 * gimplify.c (gimplify_modify_expr): Likewise.
1992 * tree-cfg.c (verify_gimple_call): Likewise.
1993 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
1994 * gimple-fold.c: Include "tree-cfg.h".
1995 (gimple_fold_call): Use should_remove_lhs_p.
1997 2016-05-24 Richard Biener <rguenther@suse.de>
1999 PR tree-optimization/71253
2000 * cfganal.h (control_dependences): Make robust against edge
2002 (control_dependences::control_dependences): Remove edge_list argument.
2003 (control_dependences::get_edge): Remove.
2004 (control_dependences::get_edge_src): Add.
2005 (control_dependences::get_edge_dest): Likewise.
2006 (control_dependences::m_el): Make a vector of edge src/dest index.
2007 * cfganal.c (control_dependences::find_control_dependence): Adjust.
2008 (control_dependences::control_dependences): Likewise.
2009 (control_dependences::~control_dependence): Likewise.
2010 (control_dependences::get_edge): Remove.
2011 (control_dependences::get_edge_src): Add.
2012 (control_dependences::get_edge_dest): Likewise.
2013 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
2015 (perform_tree_ssa_dce): Adjust.
2016 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
2018 (pass_loop_distribution::execute): Adjust. Do loop destroying
2019 conditional on changed.
2021 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2024 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
2025 return. Reindent transformation comment and mention the ARM state
2028 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2031 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
2032 after build_and_add_sum creates new use stmt.
2034 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2036 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
2037 load_lanes/grouped_load classification comes first. Don't check
2038 whether the vectorization factor is a multiple of the group size
2041 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
2043 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
2044 GROUP_GAP for single-element interleaving.
2045 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
2048 2016-05-24 Richard Biener <rguenther@suse.de>
2052 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
2053 bases which are accessed with non-invariant indices.
2054 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
2055 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
2057 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
2060 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
2061 (add_to_ops_vec): Add stmt_to_insert.
2062 (add_repeat_to_ops_vec): Init stmt_to_insert.
2063 (insert_stmt_before_use): New.
2064 (transform_add_to_multiply): Remove mult_stmt insertion and add it
2066 (get_ops): Init stmt_to_insert.
2067 (maybe_optimize_range_tests): Likewise.
2068 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
2069 (rewrite_expr_tree_parallel): Likewise.
2070 (reassociate_bb): Likewise.
2072 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2075 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
2076 ISA 3.0 xxperm fusion alternative.
2077 (altivec_vperm_v8hiv16qi): Likewise.
2078 (altivec_vperm_<mode>_uns_internal): Likewise.
2079 (vperm_v8hiv4si): Likewise.
2080 (vperm_v16qiv8hi): Likewise.
2082 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2083 Kelvin Nilsen <kelvin@gcc.gnu.org>
2085 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
2086 vpermr/xxpermr on ISA 3.0.
2087 (altivec_expand_vec_perm_le): Likewise.
2088 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
2089 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
2092 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
2094 * config/i386/i386.h (IS_STACK_MODE): Enable for
2095 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
2096 SSE_FLOAT_MODE_P macros.
2097 * config/i386/i386.c (ix86_preferred_reload_class): Use
2098 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
2099 Cleanup regclass processing for CONST_DOUBLE_P.
2100 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
2101 (ix86_rtx_costs): Remove redundant TARGET_80387 check
2102 with IS_STACK_MODE macro.
2103 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
2105 (*movdf_internal): Use IS_STACK_MODE macro.
2106 (*movsf_internal): Ditto.
2108 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
2110 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
2111 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
2113 2016-05-23 Jeff Law <law@redhat.com>
2115 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
2117 (fsm_find_control_statement_thread_paths): Call it.
2119 2016-05-23 Martin Jambor <mjambor@suse.cz>
2122 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
2123 from_global_constant if t is not NULL.
2125 2016-05-23 Marek Polacek <polacek@redhat.com>
2128 * common.opt (Wswitch-unreachable): New option.
2129 * doc/invoke.texi: Document -Wswitch-unreachable.
2130 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
2133 2016-05-23 Bin Cheng <bin.cheng@arm.com>
2135 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
2136 TMR_INDEX is non-NULL.
2138 2016-05-23 Richard Biener <rguenther@suse.de>
2140 PR tree-optimization/71230
2141 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
2142 (try_special_add_to_ops): ... here. Always test for single-use.
2144 2016-05-23 Martin Jambor <mjambor@suse.cz>
2146 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
2147 default block if a PHI node in the original one would be resized.
2149 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2151 PR tree-optimization/58135
2152 * tree-vect-slp.c: When group size is not multiple
2153 of vector size, allow splitting of store group at
2156 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
2158 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
2160 2016-05-22 Jakub Jelinek <jakub@redhat.com>
2162 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
2163 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
2164 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
2167 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
2168 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
2169 v constraint instead of x and vinserti32x4 insn.
2171 * config/i386/sse.md (i128vldq): New mode iterator.
2172 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
2173 avx512dq and avx512vl alternatives.
2175 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
2176 constraint, use maybe_evex prefix instead of vex.
2177 (vec_dupv4sf): Use v constraint instead of x for output
2178 operand except for noavx alternative, use Yv constraint
2179 instead of x for input. Use maybe_evex prefix instead of vex.
2180 (*vec_dupv4si): Likewise.
2181 (*vec_dupv2di): Likewise.
2183 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
2186 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
2187 (linearize_expr_tree): Call try_special_add_to_ops.
2188 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
2190 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2192 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
2193 to computed stack_usage.
2195 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2198 * config/avr/avr.md (define_expand "mov<mode>"): If the source
2199 operand is subreg (symbol_ref) then move the symbol ref to register.
2201 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
2203 * tree.c (array_at_struct_end_p): Look through MEM_REF.
2205 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2208 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
2211 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
2213 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
2214 ranges by calling get_single_symbol and tidy up. Look more closely
2215 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
2217 2016-05-20 Jeff Law <law@redhat.com>
2219 * bitmap.c (bitmap_find_bit): Remove useless test.
2221 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
2223 * function.c (thread_prologue_and_epilogue_insns): Commit the
2224 insertion of the epilogue.
2226 2016-05-20 Martin Jambor <mjambor@suse.cz>
2228 PR tree-optimization/70884
2229 * tree-sra.c (initialize_constant_pool_replacements): Do not check
2230 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
2231 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
2232 of constant pool data as a reason for scalarization.
2234 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
2236 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
2237 for naked functions.
2238 (thumb1_expand_prologue): Likewise.
2240 2016-05-20 Nathan Sidwell <nathan@acm.org>
2242 * config/nvptx/nptx.c (nvptx_option_override): Only set
2243 flag_toplevel_reorder, if not explicitly specified. Set
2244 flag_no_common, unless explicitly specified.
2246 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2248 * calls.c (can_implement_as_sibling_call_p): Mark param
2249 reg_parm_stack_space with ATTRIBUTE_UNUSED.
2251 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
2253 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
2254 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
2255 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
2257 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
2258 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
2261 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
2263 * config/nvptx/nvptx.md (sincossf3): New pattern.
2265 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2267 * calls.c (maybe_complain_about_tail_call): New function.
2268 (initialize_argument_information): Call
2269 maybe_complain_about_tail_call when clearing *may_tailcall.
2270 (can_implement_as_sibling_call_p): Call
2271 maybe_complain_about_tail_call when returning false.
2272 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
2273 ensure try_tail_call is set. Call maybe_complain_about_tail_call
2274 if tail-call optimization fails.
2275 * cfgexpand.c (expand_call_stmt): Initialize
2276 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
2277 * gimple-pretty-print.c (dump_gimple_call): Dump
2278 gimple_call_must_tail_p.
2279 * gimple.c (gimple_build_call_from_tree): Call
2280 gimple_call_set_must_tail with the value of
2281 CALL_EXPR_MUST_TAIL_CALL.
2282 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
2283 (gimple_call_set_must_tail): New function.
2284 (gimple_call_must_tail_p): New function.
2285 * print-tree.c (print_node): Update printing of TREE_STATIC
2286 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
2287 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
2288 trailing comment listing applicable flags.
2289 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
2291 2016-05-20 David Malcolm <dmalcolm@redhat.com>
2293 * calls.c (expand_call): Move "Rest of purposes for tail call
2294 optimizations to fail" to...
2295 (can_implement_as_sibling_call_p): ...this new function, and
2296 split into multiple "if" statements.
2298 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2300 * cfgloop.h (expected_loop_iterations_unbounded,
2301 expected_loop_iterations): Unconstify.
2302 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
2303 profile with known upper bound; return 3 when profile is absent.
2304 (expected_loop_iterations): Update.
2306 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2308 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
2309 and get_max_loop_iterations_int.
2311 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
2313 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
2314 realistic upper bounds here.
2316 2016-05-20 Jakub Jelinek <jakub@redhat.com>
2319 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
2320 calls if the LHS is variable length or has addressable type.
2321 If targets[0]->decl is a noreturn call with void return type and
2322 zero arguments, adjust fntype and remove lhs in that case.
2324 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
2326 PR tree-optimization/71079
2327 PR tree-optimization/71206
2328 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
2330 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2332 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
2333 (get_vec_alignment_for_array_decl): Likewise.
2334 (get_vec_alignment_for_record_decl): Likewise.
2335 (increase_alignment::execute): Move code to find alignment to
2336 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
2337 (type_align_map): New hash_map.
2339 2016-05-20 Richard Guenther <rguenther@suse.de>
2341 PR tree-optimization/29756
2342 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
2343 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
2344 * fold-const.c (operand_equal_p): Likewise.
2345 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
2346 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
2347 * tree-inline.c (estimate_operator_cost): Likewise.
2348 * tree-pretty-print.c (dump_generic_node): Likewise.
2349 * tree-ssa-operands.c (get_expr_operands): Likewise.
2350 * cfgexpand.c (expand_debug_expr): Likewise.
2351 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
2352 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
2353 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
2354 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
2355 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
2356 (execute_update_addresses_taken): Do it.
2358 2016-05-20 Richard Biener <rguenther@suse.de>
2360 PR tree-optimization/71185
2361 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
2362 register operations.
2364 2016-05-20 Richard Biener <rguenther@suse.de>
2366 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
2367 gimple_seq_add_seq_without_update.
2368 (release_bb_predicate): Assert we have no operands to free.
2369 (if_convertible_loop_p_1): Calculate post dominators later.
2370 Do not free BB predicates here.
2371 (combine_blocks): Do not recompute BB predicates.
2372 (version_loop_for_if_conversion): Save BB predicates around
2375 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2377 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
2378 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
2379 code. Ignore sibcalls on EDGE_IGNORE edges.
2380 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
2381 on edges for sibcalls that run without prologue. The rest of the
2382 function is combined from...
2383 (fix_fake_fallthrough_edge): ... this, and ...
2384 (try_shrink_wrapping): ... a part of this. Remove the bb_with
2385 function argument, make it a local variable.
2387 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
2389 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
2390 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
2391 for 32-bit mode and SEH for 64-bit.
2392 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
2393 TARGET_64BIT_DEFAULT.
2395 2016-05-19 Ryan Burn <contact@rnburn.com>
2397 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
2398 * gengtype.c (open_base_files): Add cilk.h to ifiles.
2400 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
2402 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
2403 force pending loads from memory.
2405 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
2407 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
2408 (UNSPEC_DARN_32): New unspec constant.
2409 (UNSPEC_DARN_RAW): New unspec constant.
2410 (darn_32): New instruction.
2411 (darn_raw): New instruction.
2412 (darn): New instruction.
2413 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
2414 support and documentation for this macro.
2415 (BU_P9_MISC_1): New macro definition.
2416 (BU_P9_64BIT_MISC_0): New macro definition.
2417 (BU_P9_MISC_0): New macro definition.
2418 (darn_32): New builtin definition.
2419 (darn_raw): New builtin definition.
2420 (darn): New builtin definition.
2421 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
2422 RS6000_BUILTIN_0 directives to surround each occurrence of
2423 #include "rs6000-builtin.def".
2424 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
2425 RS6000_BTM_64BIT flags to the returned mask, depending on
2427 (def_builtin): Correct an error in the assignments made to the
2428 debugging variable attr_string.
2429 (rs6000_expand_builtin): Add support for no-operand built-in
2431 (builtin_function_type): Remove fatal_error assertion that is no
2433 (rs6000_common_init_builtins): Add support for no-operand built-in
2435 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
2437 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
2439 (RS6000_BTM_64BIT): New macro definition.
2440 * doc/extend.texi: Document __builtin_darn (void),
2441 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
2444 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
2446 * tree-vect-loop.c (vect_analyze_loop_2): Use also
2447 max_loop_iterations_int.
2449 2016-05-19 Marek Polacek <polacek@redhat.com>
2451 PR tree-optimization/71031
2452 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
2453 condition and adjust the code a bit.
2455 2016-05-19 Martin Liska <mliska@suse.cz>
2457 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
2458 auto_vec instead of vec.
2460 2016-05-19 Martin Liska <mliska@suse.cz>
2462 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
2464 2016-05-19 Martin Liska <mliska@suse.cz>
2466 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
2468 2016-05-19 Martin Liska <mliska@suse.cz>
2470 * ipa-pure-const.c (set_function_state): Remove an existing
2472 (remove_node_data): Do not free it as it's released
2473 in set_function_state.
2475 2016-05-19 Martin Liska <mliska@suse.cz>
2477 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
2480 2016-05-19 Martin Liska <mliska@suse.cz>
2482 * omp-simd-clone.c (simd_clone_adjust): Release vector.
2484 2016-05-19 Martin Liska <mliska@suse.cz>
2486 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
2487 an auto_vec instead of re-creating it.
2489 2016-05-19 Martin Liska <mliska@suse.cz>
2491 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
2492 auto_vec instead of vec.
2494 2016-05-19 Martin Liska <mliska@suse.cz>
2496 * lto-section-in.c (lto_get_section_data): Call
2497 lto_check_version with additional argument.
2498 * lto-streamer.c (lto_check_version): Add new argument.
2499 * lto-streamer.h (lto_check_version): Likewise.
2501 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2503 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
2504 Don't add cost of inner memory when handling sign-extended loads.
2506 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
2508 PR rtl-optimization/71148
2509 * cse.c (cse_main): Free dominance info.
2510 (rest_of_handle_cse): Don't free dominance info.
2511 (rest_of_handle_cse2): Likewise.
2512 (rest_of_handle_cse_after_global_opts): Likewise.
2514 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2517 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
2518 NULL_TREE early if NEON is not available. Remove now redundant check
2519 in ARM_CHECK_BUILTIN_MODE.
2521 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
2524 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
2525 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
2526 * doc/cpp.texi: Document new macros.
2528 2016-05-19 Bin Cheng <bin.cheng@arm.com>
2530 PR tree-optimization/69848
2531 * tree-vect-loop.c (vectorizable_reduction): Don't factor
2532 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
2534 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2536 * function.c (thread_prologue_and_epilogue_insn): Move the
2537 "goto epilogue_done" one block later.
2539 2016-05-19 Richard Biener <rguenther@suse.de>
2541 PR tree-optimization/70729
2542 * passes.def: Move LIM pass before PRE. Remove no longer
2543 required copyprop and move first DCE out of the loop pipeline.
2545 2016-05-18 David Malcolm <dmalcolm@redhat.com>
2548 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
2549 (OBJS-libcommon-target): ...here.
2550 * opts-common.c: Include spellcheck.h.
2551 (cmdline_handle_error): Build a vec of valid options and use it
2552 to suggest provide hints for misspelled arguments.
2554 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2557 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
2558 lhs if it has TREE_ADDRESSABLE type.
2560 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
2563 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
2564 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
2566 2016-05-18 Martin Jambor <mjambor@suse.cz>
2569 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
2570 input for NOP_EXPR pass-through functions.
2571 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
2572 aggregate global constant VAR_DECLs in constant jump functions.
2574 2016-05-18 Martin Jambor <mjambor@suse.cz>
2577 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
2578 from TREE_READONLY parameters.
2580 2016-05-18 Martin Jambor <mjambor@suse.cz>
2583 * cgraph.h (cgraph_indirect_call_info): New field
2584 guaranteed_unmodified.
2585 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
2586 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2588 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
2589 pass the parameter value to ipa_find_agg_cst_for_param.
2590 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
2591 guaranteed_unmodified, store AA results there instead of bailing out
2593 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
2594 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
2595 (find_constructor_constant_at_offset): New function.
2596 (ipa_find_agg_cst_from_init): Likewise.
2597 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
2598 static initializers of contants, report back through a new paameter
2599 from_global_constant if that was the case.
2600 (try_make_edge_direct_simple_call): Also pass parameter value to
2601 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2603 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
2604 (ipa_read_indirect_edge_info): Likewise.
2605 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
2606 (ipa_load_from_parm_agg): Likewise.
2608 2016-05-18 Jiong Wang <jiong.wang@arm.com>
2610 PR rtl-optimization/71150
2611 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
2614 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2617 * config/rs6000/constraints.md (wE constraint): New constraint
2618 for a vector constant that can be loaded with XXSPLTIB.
2619 (wM constraint): New constraint for a vector constant of a 1's.
2620 (wS constraint): New constraint for a vector constant that can be
2621 loaded with XXSPLTIB and a vector sign extend instruction.
2622 * config/rs6000/predicates.md (xxspltib_constant_split): New
2623 predicates for wE/wS constraints.
2624 (xxspltib_constant_nosplit): Likewise.
2625 (easy_vector_constant): Add support for constants that can be
2626 loaded via XXSPLTIB.
2627 (all_ones_constant): New predicate for vector constant with all
2629 (splat_input_operand): Add support for ISA 3.0 word splat operations.
2630 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
2631 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
2632 instruction and possibly with a sign extension.
2633 (output_vec_const_move): Add support for XXSPLTIB. If we are
2634 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
2635 instead of XXLXOR/XXLORC.
2636 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
2638 (rs6000_legitimize_reload_address): Likewise.
2639 (rs6000_output_move_128bit): Use output_vec_const_move to emit
2641 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
2642 combine VSX_M and VSX_M2 into one iterator.
2644 (VSINT_84): New iterators for loading constants with XXSPLTIB.
2645 (VSINT_842): Likewise.
2646 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
2647 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
2648 XXSPLTIB instruction.
2649 (xxspltib_<mode>_nosplit): Likewise.
2650 (xxspltib_<mode>_split): New insn to load up constants with
2651 XXSPLTIB and a sign extend instruction.
2652 (vsx_mov<mode>): Replace single move that handled all vector types
2653 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
2654 moves (when -mvsx-timode is in effect) into the main vector
2655 moves. Eliminate separate moves for <VSr> <VSa>, where the
2656 preferred register class (<VSr>) is listed first, and the
2657 secondary register class (<VSa>) is listed second with a '?' to
2658 discourage use. Prefer loading 0/-1 in any VSX register for ISA
2659 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
2660 that if the register was involved in a slow operation, the
2661 clear/set operation does not wait for the slow operation to
2662 finish. Adjust the length attributes for 32-bit mode. Use
2663 rs6000_output_move_128bit and drop the use of the string
2664 instructions for 32-bit movti when -mvsx-timode is in effect. Use
2665 spacing so that the alternatives and attributes don't generate
2666 long lines, and put things in columns, so that it is easier to
2667 match up the operands and attributes with the insn alternatives.
2668 (vsx_mov<mode>_64bit): Likewise.
2669 (vsx_mov<mode>_32bit): Likewise.
2670 (vsx_movti_64bit): Fold movti into normal vector moves.
2671 (vsx_movti_32bit): Likewise.
2672 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
2674 (vsx_splat_v4si_internal): Likewise.
2675 (vsx_splat_v4sf_internal): Likewise.
2676 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
2677 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
2678 extend vector elements.
2679 (vsx_sign_extend_hi_<mode>): Likewise.
2680 (vsx_sign_extend_si_v2di): Likewise.
2681 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
2683 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
2684 constraints. Add trailing period to wL documentation.
2686 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
2689 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
2690 * tree-dfa.c (replace_abnormal_ssa_names): New function.
2691 * tree-call-cdce.c: Include tree-dfa.h.
2692 (can_guard_call_p): New function, extracted from...
2693 (can_use_internal_fn): ...here.
2694 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
2696 (shrink_wrap_one_built_in_call): Likewise.
2697 (use_internal_fn): Likewise.
2698 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
2699 and return void. Call replace_abnormal_ssa_names.
2700 (pass_call_cdce::execute): Check can_guard_call_p during the
2701 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
2702 will always change something.
2704 2016-05-18 Martin Jambor <mjambor@suse.cz>
2707 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
2708 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
2710 2016-05-18 Martin Jambor <mjambor@suse.cz>
2713 * ipa-inline.h (condition): New field size.
2714 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
2715 for comaprison and store it into the new condition.
2716 (evaluate_conditions_for_known_args): Use condition size to check
2717 access sizes for all but CHANGED conditions.
2718 (unmodified_parm_1): New parameter size_p, store access size into it.
2719 (unmodified_parm): Likewise.
2720 (unmodified_parm_or_parm_agg_item): Likewise.
2721 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
2722 (set_cond_stmt_execution_predicate): Extract access sizes and store
2724 (set_switch_stmt_execution_predicate): Likewise.
2725 (will_be_nonconstant_expr_predicate): Likewise.
2726 (will_be_nonconstant_predicate): Likewise.
2727 (inline_read_section): Stream condition size.
2728 (inline_write_summary): Likewise.
2730 2016-05-18 Richard Biener <rguenther@suse.de>
2732 * tree-ssa-loop-im.c (determine_max_movement): Properly add
2733 condition cost to PHI cost instead of total_cost.
2735 2016-05-18 Martin Liska <mliska@suse.cz>
2738 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
2741 2016-05-18 Richard Biener <rguenther@suse.de>
2743 * lto-streamer.h (LTO_major_version): Bump to 6.
2745 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2747 * function.c (make_split_prologue_seq, make_prologue_seq,
2748 make_epilogue_seq): New functions, factored out from...
2749 (thread_prologue_and_epilogue_insns): Here.
2751 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2753 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
2754 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
2755 of before. Add a comment.
2757 2016-05-18 Bin Cheng <bin.cheng@arm.com>
2759 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
2760 expression pointer, not pointer to the pointer.
2762 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2764 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
2765 (avx2_pbroadcast<mode>): Add another alternative with v instead
2766 of x constraints in it, using <pbroadcast_evex_isa> isa.
2767 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
2769 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
2770 constraint x instead of v in second alternative, add avx512bw
2773 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
2774 constraint x instead of v in second alternative, add avx512bw
2777 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
2778 constraint x instead of v in second alternative, add avx512bw
2781 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
2782 avx512bw alternative.
2784 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
2786 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
2788 (define_insn "*andnottf3"): Ditto.
2789 (define_insn "*<code><mode>3"/any_logic): Ditto.
2790 (define_insn "*<code>tf3"/any_logic): Ditto.
2791 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
2792 operand to block AVX-512VL insn variant emit when it is not enabled.
2794 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
2796 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
2797 constraint fot SF mode.
2799 2016-05-18 Petr Murzin <petr.murzin@intel.com>
2800 Kirill Yukhin <kirill.yukhin@intel.com>
2802 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
2804 (define_insn "rsqrt14<mode>"): Ditto.
2805 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
2806 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
2807 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
2808 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
2809 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
2811 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
2812 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
2813 * config/i386/i386.c (ix86_print_operand): Expand check for size
2814 override codes for Intel syntax.
2816 2016-05-18 Richard Biener <rguenther@suse.de>
2818 PR tree-optimization/71168
2819 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
2820 initialization earlier.
2822 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
2824 * config/aarch64/aarch64-simd.md
2825 (aarch64_reduc_plus_internal<mode>): Rename to...
2826 (reduc_plus_scal): ...This, and remove previous implementation.
2828 2016-05-18 Richard Biener <rguenther@suse.de>
2830 * passes.def: Put late dse and cd_dce in canonical order.
2832 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
2834 * ipa-inline-transform.c (preserve_function_body_p): Look for
2835 first non-thunk clone.
2836 (save_function_body): Save into first non-thunk.
2837 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
2839 (lto_output_node): Inline thunks don't need body in every
2841 * lto-streamer-in.c: Do not fixup thunk clones.
2842 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
2844 * tree-inline.c (copy_bb): Be prepared for target node to be new after
2847 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
2850 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
2851 (reassociate_bb): Call transform_add_to_multiply.
2853 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
2855 * config/aarch64/aarch64.c (all_extensions): Removed unused
2858 2016-05-17 Nathan Sidwell <nathan@acm.org>
2860 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
2861 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
2863 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
2865 PR tree-optimization/54579
2867 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
2869 2016-05-17 Marek Polacek <polacek@redhat.com>
2872 * tree-inline.c (expand_call_inline): Call
2873 maybe_remove_unused_call_args.
2875 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
2877 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
2878 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
2879 * doc/md.texi (fmin@var{m}3): Likewise.
2881 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2883 * match.pd (X & C): New transformation.
2885 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2887 * match.pd (~X & Y): New transformation.
2889 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2891 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
2892 information for new SSA_NAME.
2893 (simplify_conversion_using_ranges): Get range through get_range_info
2894 instead of get_value_range.
2896 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2898 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
2899 Remove inline assembly.
2900 (vmvn_s16): Likewise.
2901 (vmvn_s32): Likewise.
2902 (vmvn_u8): Likewise.
2903 (vmvn_u16): Likewise.
2904 (vmvn_u32): Likewise.
2905 (vmvnq_s8): Likewise.
2906 (vmvnq_s16): Likewise.
2907 (vmvnq_s32): Likewise.
2908 (vmvnq_u8): Likewise.
2909 (vmvnq_u16): Likewise.
2910 (vmvnq_u32): Likewise.
2911 (vmvn_p8): Likewise.
2912 (vmvnq_p16): Likewise.
2914 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2916 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
2918 (vmul_n_s16): Likewise.
2919 (vmul_n_s32): Likewise.
2920 (vmul_n_u16): Likewise.
2921 (vmul_n_u32): Likewise.
2922 (vmulq_n_f32): Likewise.
2923 (vmulq_n_f64): Likewise.
2924 (vmulq_n_s16): Likewise.
2925 (vmulq_n_s32): Likewise.
2926 (vmulq_n_u16): Likewise.
2927 (vmulq_n_u32): Likewise.
2929 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2931 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
2932 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
2934 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2936 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
2937 to *aarch64_fma4_elt_from_dup<mode>.
2938 (*aarch64_fnma4_elt_to_128df): Rename to
2939 *aarch64_fnma4_elt_from_dup<mode>.
2940 * config/aarch64/arm_neon.h (vfma_n_f64): New.
2941 (vfms_n_f32): Likewise.
2942 (vfms_n_f64): Likewise.
2943 (vfmsq_n_f32): Likewise.
2944 (vfmsq_n_f64): Likewise.
2946 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
2948 * wide-int.h: Change fixed_wide_int_storage from class to struct.
2950 2016-05-17 Richard Biener <rguenther@suse.de>
2952 PR tree-optimization/71132
2953 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
2954 Only add control dependences for blocks in the loop.
2955 (build_rdg): Adjust.
2956 (generate_code_for_partition): Return whether loop should
2957 be destroyed and delay that.
2958 (distribute_loop): Likewise.
2959 (pass_loop_distribution::execute): Record loops to be destroyed
2960 and perform delayed destroying of loops.
2962 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2965 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
2967 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2969 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
2971 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
2974 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
2975 insertion point for instructions generated by validize_mem.
2977 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2979 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
2982 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2984 * config/aarch64/aarch64.c
2985 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
2986 rather than a macro.
2988 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2990 * doc/invoke.texi (AArch64 Options): Various updates.
2992 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2994 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
2995 into instrumentation thunks.
2996 * cif-code.def (CIF_CHKP): New.
2998 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
3000 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
3002 2016-05-16 Martin Jambor <mjambor@suse.cz>
3004 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
3005 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
3007 2016-05-16 Marek Polacek <polacek@redhat.com>
3009 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
3012 2016-05-16 Martin Jambor <mjambor@suse.cz>
3015 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
3016 the outlined kernel function.
3018 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
3020 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
3021 (ISA_HAS_DLSA): Ditto.
3023 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
3025 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
3027 2016-05-16 Nathan Sidwell <nathan@acm.org>
3029 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
3030 (nvptx_name_replacement): Restore. Add comment.
3031 (write_fn_proto, write_fn_proto_from_insn,
3032 nvptx_output_call_insn): Restore
3033 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
3035 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3037 * config/aarch64/aarch64.md
3038 (add<mode>3_compareC_cconly_imm): Remove use of %w.
3039 (add<mode>3_compareC_imm): Likewise.
3040 (<optab>si3_uxtw): Split into register and immediate variants.
3041 (andsi3_compare0_uxtw): Likewise.
3042 (and<mode>3_compare0): Likewise.
3043 (and<mode>3nr_compare0): Likewise.
3044 (stack_protect_test_<mode>): Don't use %x for memory operands.
3046 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
3048 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
3050 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
3052 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
3053 Split integer shifts into shift_reg and bfm.
3054 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
3055 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
3056 (ror<mode>3_insn): Likewise.
3057 (<optab>si3_insn_uxtw): Likewise.
3058 (<optab><mode>3_insn): Change to rotate_imm.
3059 (extr<mode>5_insn_alt): Likewise.
3060 (extrsi5_insn_uxtw): Likewise.
3061 (extrsi5_insn_uxtw_alt): Likewise.
3063 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3065 * doc/tm.texi: Regenerate.
3066 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
3067 (TARGET_INVALID_RETURN_TYPE): Remove.
3068 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
3069 TARGET_INVALID_RETURN_TYPE.
3070 * target.def (invalid_parameter_type): Remove.
3071 (invalid_return_type): Remove.
3073 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3075 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
3076 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
3078 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
3080 (preserve_function_body_p): No need to preserve function body
3081 * cif-codes.def (CIF_THUNK): Remove.
3082 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
3084 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3086 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
3088 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3090 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
3093 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3095 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
3096 (inline_small_functions): Do not look for function symbol when
3099 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
3101 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
3104 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3105 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3106 Jiong Wang <jiong.wang@arm.com>
3108 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
3109 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
3110 Define __ARM_FP16_ARGS when appropriate.
3111 * config/arm/arm.c (arm_invalid_parameter_type): Remove
3113 (arm_invalid_return_type): Likewise.
3114 (TARGET_INVALID_PARAMETER_TYPE): Remove.
3115 (TARGET_INVALID_RETURN_TYPE): Remove.
3116 (aapcs_vfp_sub_candidate): Allow HFmode.
3117 (aapcs_vfp_allocate): Add comment. Support HFmode.
3118 (aapcs_vfp_allocate_return_reg): Likewise.
3119 (struct aapcs_cp_arg_layout): Slightly reword comments for
3120 is_return_candidate and allocate_return_reg.
3121 (output_mov_vfp): Update assert.
3122 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
3124 (arm_invalid_parameter_type): Remove.
3125 (amr_invalid_return_type): Remove.
3126 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
3127 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
3128 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
3130 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
3132 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
3133 * config/aarch64/arch64-protos.h
3134 (aarch64_legitimize_reload_address): Remove.
3135 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
3138 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
3140 * configure.ac: Add ACX_NONCANONICAL_HOST.
3141 * configure: Regenerate.
3142 * Makefile.in: Set host_noncanonical.
3144 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
3147 * config/i386/i386.md (*movtf_internal): Before register allocation,
3148 do not allow FP constants for CM_MEDIUM memory model, allow only
3149 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
3150 (*movxf_internal): Ditto.
3151 (*movdf_internal): Ditto.
3152 (*movsf_internal): Ditto.
3154 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
3156 PR rtl-optimization/67483
3157 * combine.c (make_compound_operation): Don't call extract_left_shift
3158 with negative shift amounts.
3160 2016-05-13 Jakub Jelinek <jakub@redhat.com>
3163 * fold-const.c (fold_checksum_tree): Allow modification
3164 of TYPE_ALIAS_SET during folding.
3166 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
3167 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
3168 (ix86_split_to_parts): Likewise. Fix up formatting.
3170 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
3172 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
3173 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
3176 2016-05-13 Nathan Sidwell <nathan@acm.org>
3178 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
3179 (nvptx_name_replacement): Delete.
3180 (write_fn_proto, write_fn_proto_from_insn,
3181 nvptx_output_call_insn): Remove nvptx_name_replacement call.
3182 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
3183 * langhooks.c (add_builtin_funcction_common): Call
3184 targetm.mangle_decl_assembler_name.
3186 * config/nvptx/nvptx.c (write_fn_proto): Handle
3187 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
3189 2016-05-13 Martin Liska <mliska@suse.cz>
3191 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
3192 and PRIu64 in printf format.
3194 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3196 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
3199 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3201 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3202 Change --param max-completely-peeled-times to
3203 --param max-completely-peel-times in dump file printing.
3205 2016-05-13 Richard Biener <rguenther@suse.de>
3207 PR tree-optimization/42587
3208 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
3209 (find_bswap_or_nop_1): Likewise.
3210 (bswap_replace): Likewise.
3212 2016-05-13 Martin Liska <mliska@suse.cz>
3214 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
3215 Initialize a variable with default value.
3217 2016-05-13 Martin Liska <mliska@suse.cz>
3219 * doc/invoke.texi: Enhance explanation of error recovery
3222 2016-05-13 Martin Liska <mliska@suse.cz>
3224 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
3225 (struct cost_pair): Change inv_expr_id (int) to inv_expr
3226 (iv_inv_expr_ent *).
3227 (struct iv_inv_expr_ent): Comment struct fields.
3228 (sort_iv_inv_expr_ent): New function.
3229 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
3230 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
3231 a hash_map between iv_inv_expr_ent and number of usages.
3232 (niter_for_exit): Fix coding style.
3233 (tree_ssa_iv_optimize_init): Use renamed variable.
3234 (determine_base_object): Fix coding style.
3235 (alloc_iv): Likewise.
3236 (find_interesting_uses_outside): Likewise.
3237 (add_candidate_1): Likewise.
3238 (add_standard_iv_candidates): Likewise.
3239 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
3240 (prepare_decl_rtl): Fix coding style.
3241 (get_address_cost): Likewise.
3242 (get_shiftadd_cost): Likewise.
3243 (force_expr_to_var_cost): Likewise.
3244 (compare_aff_trees): Likewise.
3245 (get_expr_id): Restructure the function.
3246 (get_loop_invariant_expr_id): Renamed to
3247 get_loop_invariant_expr.
3248 (get_computation_cost_at): Replace usage of inv_expr_id with
3250 (get_computation_cost): Likewise.
3251 (determine_group_iv_cost_generic): Likewise.
3252 (determine_group_iv_cost_address): Likewise.
3253 (iv_period): Fix coding style.
3254 (iv_elimination_compare_lt): Likewise.
3255 (may_eliminate_iv): Likewise.
3256 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
3258 (determine_group_iv_costs): Dump invariant expressions.
3259 (iv_ca_recount_cost): Use the newly added hash_map.
3260 (iv_ca_set_remove_invariants): Fix coding style.
3261 (iv_ca_set_add_invariants): Fix coding style.
3262 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
3264 (iv_ca_set_cp): Likewise.
3265 (iv_ca_new): Initialize the newly added hash_map and remove
3266 initialization of fields.
3267 (iv_ca_free): Delete the hash_map.
3268 (iv_ca_dump): Dump invariant expressions.
3269 (iv_ca_extend): Fix coding style.
3270 (try_add_cand_for): Likewise.
3271 (create_new_ivs): Dump information about # of avg iterations and
3272 # of used invariant expressions.
3273 (rewrite_use_compare): Fix coding style.
3274 (free_loop_data): Set default value for max_inv_expr_id.
3276 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
3278 * cse.c (rest_of_handle_cse): Use cleanup_cfg
3279 returned value cse_cfg_altered computation.
3280 (rest_of_handle_cse2): Likewise.
3281 (rest_of_handle_cse_after_global_opts): Likewise.
3283 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3286 * config/arm/arm.c (arm32_output_mi_thunk): New.
3287 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
3288 to split Thumb1 vs TARGET_32BIT functionality.
3289 (arm_thumb1_mi_thunk): New.
3291 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3293 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
3296 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3299 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
3301 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
3303 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
3304 (expand_builtin_trap): Emit a regular call.
3305 (set_builtin_user_assembler_name): Remove obsolete cases.
3306 * dse.c (scan_insn): Adjust.
3307 * except.c: Include calls.h.
3308 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
3309 emit a regular call to setjmp.
3310 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
3311 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
3312 (emit_block_move_via_libcall): Delete.
3313 (block_move_fn): Delete.
3314 (init_block_move_fn): Likewise.
3315 (emit_block_move_libcall_fn): Likewise.
3316 (emit_block_op_via_libcall): New function.
3317 (set_storage_via_libcall): Tidy up and use memset builtin.
3318 (block_clear_fn): Delete.
3319 (init_block_clear_fn): Likewise.
3320 (clear_storage_libcall_fn): Likewise.
3321 (expand_assignment): Call emit_block_move_via_libcall.
3322 Do not include gt-expr.h.
3323 * expr.h (emit_block_op_via_libcall): Declare.
3324 (emit_block_copy_via_libcall): New inline function.
3325 (emit_block_move_via_libcall): Likewise.
3326 (emit_block_comp_via_libcall): Likewise.
3327 (block_clear_fn): Delete.
3328 (init_block_move_fn): Likewise.
3329 (init_block_clear_fn): Likewise.
3330 (emit_block_move_via_libcall): Likewise.
3331 (set_storage_via_libcall): Add default parameter value.
3332 * libfuncs.h (enum libfunc_index): Remove obsolete values.
3333 (abort_libfunc): Delete.
3334 (memcpy_libfunc): Likewise.
3335 (memmove_libfunc): Likewise.
3336 (memcmp_libfunc): Likewise.
3337 (memset_libfunc): Likewise.
3338 (setbits_libfunc): Likewise.
3339 (setjmp_libfunc): Likewise.
3340 (longjmp_libfunc): Likewise.
3341 (profile_function_entry_libfunc): Likewise.
3342 (profile_function_exit_libfunc): Likewise.
3343 (gcov_flush_libfunc): Likewise.
3344 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
3345 and DECL_VISIBILITY on the declaration.
3346 (init_optabs): Do not initialize obsolete libfuncs.
3347 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
3348 * tree-core.h (ECF_RET1): Define.
3349 (ECF_TM_PURE): Adjust.
3350 (ECF_TM_BUILTIN): Likewise.
3351 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
3352 (build_common_builtin_nodes): Initialize abort builtin.
3353 Add ECF_RET1 on memcpy, memmove and memset builtins.
3354 Pass final flags for alloca and alloca_with_align builtins.
3355 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
3357 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
3358 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
3359 set_storage_via_libcall and call emit_block_copy_via_libcall.
3361 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
3363 * config/i386/i386.md (*call_got_x32): Change operand 0 to
3364 DImode before it is passed to ix86_output_call_operand.
3365 (*call_value_got_x32): Ditto for operand 1.
3367 2016-05-12 Jiong Wang <jiong.wang@arm.com>
3369 PR rtl-optimization/70904
3370 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
3371 reload for wide mode.
3373 2016-05-12 Marek Polacek <polacek@redhat.com>
3376 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
3377 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
3378 * langhooks.h (incomplete_type_error): Likewise.
3379 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
3380 parameter, pass it down to incomplete_type_error.
3381 * tree.h (size_in_bytes): New inline overload.
3382 (size_in_bytes_loc): Renamed from size_in_bytes.
3384 2016-05-12 Richard Biener <rguenther@suse.de>
3386 PR tree-optimization/71059
3387 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
3388 nary before looking up or entering the expression into the VN
3390 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
3391 Make sure to re-use NARYs without result as inserted by
3394 2016-05-12 Richard Biener <rguenther@suse.de>
3396 PR tree-optimization/71062
3397 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3399 * tree-ssa-structalias.c (set_uids_in_ptset): Set
3400 vars_contains_restrict if the var is a restrict tag.
3401 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
3402 do not disambiguate pointers against it.
3403 (dump_points_to_solution): Re-structure and adjust for new
3404 vars_contains_restrict flag.
3405 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
3407 2016-05-12 Martin Liska <mliska@suse.cz>
3409 * doc/invoke.texi: Explain connection between
3410 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
3412 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
3414 PR tree-optimization/71006
3415 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
3416 consider COND_EXPR as a mask producer.
3418 2016-05-12 Marek Polacek <polacek@redhat.com>
3421 * opts.c (common_handle_option): Detect missing argument for --help^.
3423 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3426 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
3427 when popping the PC and within an interrupt handler routine.
3428 Add missing tab to output of "ldmfd".
3429 (output_return_instruction): Output LDMFD with SP update rather
3430 than POP when returning from interrupt handler.
3432 2016-05-12 Jakub Jelinek <jakub@redhat.com>
3434 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
3435 TARGET_64BIT && TARGET_AVX512DQ.
3436 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
3437 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
3438 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
3439 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
3440 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
3441 (*vec_extractv4si_zext): Add avx512dq alternative.
3442 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
3443 use v instead of x constraint in other alternatives where possible.
3445 * config/i386/sse.md (sse2_loadld): Use v instead of x
3446 constraint in alternatives 0,1,4.
3448 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
3449 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
3450 v constraints instead of x and <pinsr_evex_isa> isa attribute.
3453 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
3454 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
3455 is not emitted unless TARGET_AVX512BW.
3456 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
3457 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
3458 for the result operand.
3460 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
3461 constraint instead of x in avx alternatives. Use maybe_evex instead
3464 * config/i386/constraints.md (Yv): New constraint.
3465 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
3466 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
3467 * config/i386/i386.md (avx512fvecmode): New mode attr.
3468 (*pushtf): Use v constraint instead of x.
3469 (*movtf_internal): Likewise. For TARGET_AVX512VL and
3470 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
3471 (*absneg<mode>2): Use Yv constraint instead of x constraint.
3472 (*absnegtf2_sse): Likewise.
3473 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
3474 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
3475 avx512f alternatives.
3476 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
3478 2016-05-12 Richard Biener <rguenther@suse.de>
3480 PR tree-optimization/71060
3481 * tree-data-ref.c (initialize_data_dependence_relation): Do not
3482 require exact match of DR_BASE_OBJECT but only matching address and
3485 2016-05-12 Richard Biener <rguenther@suse.de>
3487 PR tree-optimization/70986
3488 * cfganal.c: Include cfgloop.h.
3489 (dfs_find_deadend): Prefer to take edges exiting loops.
3491 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3493 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
3494 compile and run time.
3496 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
3499 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
3501 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
3503 * config/i386/i386.c (legitimize_pic_address): Use
3504 copy_to_suggested_reg instead of gen_movsi.
3506 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3508 * config/rs6000/predicates.md (quad_memory_operand): Move most of
3509 the code into quad_address_p and call it to share code with
3510 vsx_quad_dform_memory_operand.
3511 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
3513 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
3514 bit instead of being a separate word. Split -mpower9-dform into
3515 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3516 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
3517 for the register class supporting 128-bit quad word memory offsets.
3518 (mode_supports_vsx_dform_quad): Helper function to return if the
3519 register class uses quad word memory offsets.
3520 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
3521 (rs6000_debug_reg_global): Always print if we are using LRA or not.
3522 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
3523 instructions are enabled, set up the appropriate addr_masks for
3525 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
3526 -mpower9-dform-scalar, instead of -mpower9-dform.
3527 (rs6000_option_override_internal): Split -mpower9-dform into two
3528 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
3529 -mpower9-dform switch sets or clears both. If we are not using
3530 the LRA register allocator, do not enable -mpower9-dform-vector by
3531 default. If we are using LRA, enable -mpower9-dform-vector and
3532 -mvsx-timode if it is appropriate. Issue a warning if either
3533 -mpower9-dform-vector or -mvsx-timode are explicitly used without
3535 (quad_address_offset_p): New helper function to return if the
3536 offset is legal for quad word memory instructions.
3537 (quad_address_p): New function to determin if GPR or vector
3538 register quad word memory addresses are legal.
3539 (mem_operand_gpr): Validate quad word address offsets.
3540 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
3541 d-form (register + offset) instructions.
3542 (offsettable_ok_by_alignment): Likewise.
3543 (rs6000_legitimate_offset_address_p): Likewise.
3544 (legitimate_lo_sum_address_p): Likewise.
3545 (rs6000_legitimize_address): Likewise.
3546 (rs6000_legitimize_reload_address): Add more debug statements for
3548 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
3549 d-form instructions.
3550 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
3551 d-form instructions. Distinguish different cases in debug
3552 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
3553 d-form instructions.
3554 (rs6000_preferred_reload_class): Likewise.
3555 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
3556 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
3557 of the ISA 2.06 indexed memory instructions.
3558 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
3559 use them to save/restore the saved vector registers instead of
3560 using Altivec instructions.
3561 (rs6000_emit_epilogue): Likewise.
3562 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
3563 (rs6000_opt_masks): Split -mpower9-dform into
3564 -mpower9-dform-scalar and -mpower9-dform-vector.
3565 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
3567 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
3568 ISA 3.0 vector indexed memory instructions, and fold the code into
3569 the normal mov<mode> patterns.
3570 (p9_vecstore_<mode>): Likewise.
3571 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
3573 (vsx_movti_64bit): Likewise.
3574 (vsx_movti_32bit): Likewise.
3575 * config/rs6000/constraints.md (wO constraint): New constraint for
3576 ISA 3.0 vector d-form support.
3577 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
3578 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
3579 include -mpower9-dform-vector until we switch over to LRA.
3580 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
3581 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3582 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
3583 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3584 for -mpower9-dform and -mlra.
3585 * doc/md.texi (wO constraint): Document wO constraint.
3587 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
3589 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
3590 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
3591 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
3592 Move handling of non-insn arguments inline into the sole user:
3593 (output_trans_func): ...here.
3594 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
3595 in emitted function prototype.
3596 (output_internal_insn_latency_func): Ditto. Simplify.
3597 (output_internal_maximal_insn_latency_func): Ditto. Delete
3598 always-unused argument.
3599 (output_insn_latency_func): Ditto.
3600 (output_maximal_insn_latency_func): Ditto.
3602 2016-05-11 Richard Biener <rguenther@suse.de>
3604 PR tree-optimization/71055
3605 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
3606 sth with precision not equal to access size verify we don't chop
3609 2016-05-11 Richard Biener <rguenther@suse.de>
3612 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
3613 (dwarf2out_finish): Move retry_incomplete_types call ...
3614 (dwarf2out_early_finish): ... here.
3616 2016-05-11 Richard Biener <rguenther@suse.de>
3619 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
3620 if the langhook insists on it.
3621 * fold-const.c (make_bit_field_ref): Add arg for the original
3622 reference and preserve its alias-set.
3623 (decode_field_reference): Take exp by reference and adjust it
3624 to the original memory reference.
3625 (optimize_bit_field_compare): Adjust callers.
3626 (fold_truth_andor_1): Likewise.
3627 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
3629 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
3632 * cfgrtl.h (delete_insn_and_edges): Now return bool.
3633 * cfgrtl.c (delete_insn_and_edges): Likewise.
3634 * config/i386/i386.c (convert_scalars_to_vector): Remove
3636 * cse.c (cse_insn): Compute cse_cfg_altered.
3637 (delete_trivially_dead_insns): Likewise.
3638 (cse_cc_succs): Likewise.
3639 (rest_of_handle_cse): Free dominance info if required.
3640 (rest_of_handle_cse2): Likewise.
3641 (rest_of_handle_cse_after_global_opts): Likewise.
3643 2016-05-11 Alan Modra <amodra@gmail.com>
3645 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
3646 abi_v4_pass_in_fpr): New functions.
3647 (rs6000_function_arg_boundary): Exclude complex IBM long double
3648 from 64-bit alignment when ABI_V4.
3649 (rs6000_function_arg, rs6000_function_arg_advance_1,
3650 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
3652 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
3654 PR rtl-optimization/71028
3655 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
3656 jump with just a return in the fallthrough block if the branch
3657 block contains just a return as well.
3659 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
3661 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
3662 * match.pd ((X & Y) ^ Y): ... this.
3663 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
3664 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
3666 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3668 * read-md.c (require_char_ws): New function.
3669 (read_string): Simplify using require_char_ws.
3670 (handle_constants): Likewise.
3671 (handle_enum): Likewise.
3672 (handle_file): Likewise.
3673 * read-md.h (require_char_ws): New declaration.
3674 * read-rtl.c (read_conditions): Simplify using require_char_ws.
3675 (read_mapping): Likewise.
3676 (read_rtx_code): Likewise.
3677 (read_nested_rtx): Likewise.
3679 2016-05-10 James Norris <jnorris@codesourcery.com>
3681 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
3682 if offloading is enabled and -fopenacc or -fopenmp is specified.
3683 (CRTOFFLOADEND): Likewise.
3684 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
3685 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
3687 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
3689 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
3690 gotoff_operand code paths. Use copy_to_suggested_regs and
3691 expand_simple_binop where appropriate. Cleanup.
3693 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3696 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
3698 (dimode_scalar_chain::vector_const_cost): New.
3699 (dimode_scalar_chain::compute_convert_gain): Handle constants.
3700 (dimode_scalar_chain::convert_op): Likewise.
3701 (dimode_scalar_chain::convert_insn): Likewise.
3703 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3705 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
3706 unary operation, not a binary one.
3708 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3711 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
3712 calls with type casted fndecl.
3714 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3716 PR tree-optimization/70786
3717 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
3718 * calls.c (initialize_argument_information): Bind bounds
3719 with corresponding args passed by reference.
3721 2016-05-10 Jakub Jelinek <jakub@redhat.com>
3724 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
3725 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
3726 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
3729 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3732 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
3733 code for a zero scale factor.
3734 (vsx_xvcvdpuxds_scale): Likewise.
3736 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3738 * diagnostic-show-locus.c (layout::layout): Call show_ruler
3739 if show_ruler_p was set on the context.
3740 (layout::show_ruler): New method.
3741 * diagnostic.h (struct diagnostic_context): Add field
3744 2016-05-10 Richard Biener <rguenther@suse.de>
3746 PR tree-optimization/71039
3747 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
3748 (chk_uses): New function.
3749 (propagate_with_phi): Verify we can safely replicate the lhs of an
3750 aggregate assignment on all incoming edges.
3752 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
3754 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
3756 (rx_atomic_sequence): New class.
3757 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
3758 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
3760 (rx_atomic_sequence::rx_atomic_sequence,
3761 rx_atomic_sequence::~rx_atomic_sequence): New functions.
3762 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
3763 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
3764 CTRLREG_INTB): New constants.
3765 (FETCHOP): New code iterator.
3766 (fethcop_name, fetchop_name2): New iterator code attributes.
3767 (QIHI): New mode iterator.
3768 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
3769 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
3770 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
3772 2016-05-10 Martin Liska <mliska@suse.cz>
3774 * tree-inline.c (remap_dependence_clique): Do not remap
3775 debugging statements.
3777 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3779 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
3780 ("*fixuns_truncdfdi2_z13")
3781 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
3782 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
3783 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
3785 2016-05-10 Richard Biener <rguenther@suse.de>
3787 PR tree-optimization/70497
3788 PR tree-optimization/28367
3789 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
3791 (visit_reference_op_load): ... here.
3792 (vn_reference_lookup_3): Use it to handle subreg-like accesses
3793 with simplified BIT_FIELD_REFs.
3794 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
3795 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
3798 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3800 * dwarf2out.c (add_abstract_origin_attribute): Adjust
3801 documentation comment. For BLOCK nodes, add a
3802 DW_AT_abstract_origin attribute that points to the DIE generated
3803 for the origin BLOCK.
3804 (gen_lexical_block_die): Call add_abstract_origin_attribute for
3805 blocks from inlined functions.
3807 2016-05-10 Alan Modra <amodra@gmail.com>
3810 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
3811 regrename modifying insns saving lr before __morestack call.
3812 * config/rs6000/rs6000.md (split_stack_return): Similarly for
3813 insns restoring lr after __morestack call.
3815 2016-05-09 Jakub Jelinek <jakub@redhat.com>
3817 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
3818 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
3820 * config/i386/sse.md (vec_interleave_high<mode>,
3821 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
3822 <avx512>_vpermt2var<mode>3_maskz): Likewise.
3824 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3826 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
3827 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
3828 parallel reassociation for power8 and forward.
3830 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
3832 * config/i386/i386.md (absneg splitters with general regs): Use
3833 general_reg_operand predicate.
3834 (btsq peephole2): Use x86_64_immediate_operand to check if new
3835 value is suitable for immediate operand. Generate emitted insn
3836 using RTL expressions.
3837 (btcq peephole2): Ditto.
3838 (btrq peephole2): Ditto. Generate correct immediate operand
3841 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
3843 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
3846 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
3848 * tree-affine.c (wide_int_constant_multiple_p): Add missing
3849 pointer dereference.
3851 2016-05-09 Richard Biener <rguenther@suse.de>
3853 PR tree-optimization/70985
3854 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
3855 op0 isn't a gimple register.
3857 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
3859 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
3860 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
3861 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
3862 (i6400_fpu_mult): New cpu units.
3863 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
3864 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
3865 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
3866 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
3867 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
3868 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
3869 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
3870 (i6400_msa_long_float4, i6400_msa_long_float5)
3871 (i6400_msa_long_float8, i6400_msa_fdiv_df)
3872 (i6400_msa_fdiv_sf): New reservations.
3873 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
3874 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
3875 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
3876 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
3877 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
3878 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
3879 (msa_short_cmp, msa_short_float2, msa_short_logic3)
3880 (msa_short_store4, msa_long_load, msa_short_store)
3881 (msa_long_logic, msa_long_float2, msa_long_float4)
3882 (msa_long_float5, msa_long_float8, msa_long_mult)
3883 (msa_long_fdiv, msa_long_div): New reservations.
3885 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
3886 Sameera Deshpande <sameera.deshpande@imgtec.com>
3887 Matthew Fortune <matthew.fortune@imgtec.com>
3888 Graham Stott <graham.stott@imgtec.com>
3889 Chao-ying Fu <chao-ying.fu@imgtec.com>
3891 * config.gcc: Add MSA header file for mips*-*-* target.
3892 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
3893 (Ubv8i, Urv8): New constraints.
3894 * config/mips/mips-ftypes.def: Add function types for MSA
3896 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
3897 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
3898 * config/mips/mips-msa.md: New file.
3899 * config/mips/mips-protos.h
3900 (mips_split_128bit_const_insns): New prototype.
3901 (mips_msa_idiv_insns): Likewise.
3902 (mips_split_128bit_move): Likewise.
3903 (mips_split_128bit_move_p): Likewise.
3904 (mips_split_msa_copy_d): Likewise.
3905 (mips_split_msa_insert_d): Likewise.
3906 (mips_split_msa_fill_d): Likewise.
3907 (mips_expand_msa_branch): Likewise.
3908 (mips_const_vector_same_val_p): Likewise.
3909 (mips_const_vector_same_bytes_p): Likewise.
3910 (mips_const_vector_same_int_p): Likewise.
3911 (mips_const_vector_shuffle_set_p): Likewise.
3912 (mips_const_vector_bitimm_set_p): Likewise.
3913 (mips_const_vector_bitimm_clr_p): Likewise.
3914 (mips_msa_vec_parallel_const_half): Likewise.
3915 (mips_msa_output_division): Likewise.
3916 (mips_ldst_scaled_shift): Likewise.
3917 (mips_expand_vec_cond_expr): Likewise.
3918 * config/mips/mips.c (enum mips_builtin_type): Add
3919 MIPS_BUILTIN_MSA_TEST_BRANCH.
3920 (mips_gen_const_int_vector_shuffle): New prototype.
3921 (mips_const_vector_bitimm_set_p): New function.
3922 (mips_const_vector_bitimm_clr_p): Likewise.
3923 (mips_const_vector_same_val_p): Likewise.
3924 (mips_const_vector_same_bytes_p): Likewise.
3925 (mips_const_vector_same_int_p): Likewise.
3926 (mips_const_vector_shuffle_set_p): Likewise.
3927 (mips_symbol_insns): Forbid loading symbols via immediate for
3929 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
3931 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
3933 (mips_lx_address_p): Add support load indexed address for MSA.
3934 (mips_address_insns): Add calculation of instructions needed for
3935 stores and loads for MSA.
3936 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
3937 CONST_VECTOR for MSA and let it fall through.
3938 (mips_ldst_scaled_shift): New function.
3939 (mips_subword_at_byte): Likewise.
3940 (mips_msa_idiv_insns): Likewise.
3941 (mips_legitimize_move): Validate MSA moves.
3942 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
3943 calculation of costs for MSA division.
3944 (mips_split_move_p): Check if MSA moves need splitting.
3945 (mips_split_move): Split MSA moves if necessary.
3946 (mips_split_128bit_move_p): New function.
3947 (mips_split_128bit_move): Likewise.
3948 (mips_split_msa_copy_d): Likewise.
3949 (mips_split_msa_insert_d): Likewise.
3950 (mips_split_msa_fill_d): Likewise.
3951 (mips_output_move): Handle MSA moves.
3952 (mips_expand_msa_branch): New function.
3953 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
3954 Reinstate 'y' modifier.
3955 (mips_file_start): Add MSA .gnu_attribute.
3956 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
3958 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
3959 (mips_class_max_nregs): Add register size for MSA supported mode.
3960 (mips_cannot_change_mode_class): Allow conversion between MSA
3961 vector modes and TImode.
3962 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
3964 (mips_secondary_reload_class): Force MSA loads/stores via memory.
3965 (mips_preferred_simd_mode): Add preffered modes for MSA.
3966 (mips_vector_mode_supported_p): Add MSA supported modes.
3967 (mips_autovectorize_vector_sizes): New function.
3968 (mips_msa_output_division): Likewise.
3969 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
3970 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
3971 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
3972 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
3973 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
3974 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
3975 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
3976 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
3977 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
3978 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
3979 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
3980 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
3981 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
3982 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
3983 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
3984 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
3985 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
3986 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
3987 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
3988 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
3989 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
3990 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
3991 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
3992 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
3993 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
3994 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
3995 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
3996 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
3997 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
3998 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
3999 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
4000 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
4001 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
4002 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
4003 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
4004 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
4005 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
4006 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
4007 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
4008 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
4009 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
4010 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
4011 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
4012 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
4013 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
4014 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
4015 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
4016 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
4017 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
4018 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
4019 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
4020 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
4021 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
4022 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
4023 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
4024 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
4025 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
4026 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
4027 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
4028 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
4029 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
4030 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
4031 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
4032 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
4033 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
4034 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
4035 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
4036 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
4037 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
4038 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
4039 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
4040 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
4041 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
4042 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
4043 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
4044 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
4045 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
4046 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
4047 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
4048 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
4049 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
4050 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
4051 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
4052 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
4053 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
4054 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
4055 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
4056 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
4057 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
4058 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
4059 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
4060 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
4061 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
4062 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
4063 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
4064 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
4065 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
4066 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
4067 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
4068 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
4069 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
4070 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
4071 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
4072 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
4073 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
4074 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
4075 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
4076 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
4077 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
4078 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
4079 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
4080 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
4081 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
4082 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
4083 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
4084 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
4085 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
4086 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
4087 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
4088 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
4089 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
4090 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
4091 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
4092 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
4093 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
4094 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
4095 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
4096 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
4097 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
4098 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
4099 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
4100 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
4101 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
4102 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
4103 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
4104 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
4105 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
4106 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
4107 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
4108 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
4109 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
4110 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
4111 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
4112 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
4113 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
4114 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
4115 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
4116 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
4117 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
4118 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
4119 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
4121 (mips_get_builtin_decl_index): New array.
4122 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
4123 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
4124 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
4125 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
4126 (mips_init_builtins): Initialize mips_get_builtin_decl_index
4128 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
4130 (mips_expand_builtin_insn): Prepare operands for
4131 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
4132 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
4133 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
4134 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
4135 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
4136 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
4137 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
4138 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
4139 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
4140 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
4141 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
4142 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
4143 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
4144 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
4145 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
4146 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
4147 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
4148 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
4149 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
4150 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
4151 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
4152 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
4153 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
4154 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
4155 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
4156 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
4157 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
4158 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
4159 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
4160 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
4161 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
4162 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
4163 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
4164 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
4165 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
4166 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
4167 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
4168 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
4169 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
4170 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
4171 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
4172 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
4173 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
4174 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
4175 These are set implicitly and an error is reported if overridden.
4176 (mips_expand_builtin_msa_test_branch): New function.
4177 (mips_expand_msa_shuffle): Likewise.
4178 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
4179 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
4180 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
4181 (mips_expand_vec_unpack): Add support for MSA.
4182 (mips_expand_vector_init): Likewise.
4183 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
4184 instead of const0_rtx.
4185 (mips_msa_vec_parallel_const_half): New function.
4186 (mips_gen_const_int_vector): Likewise.
4187 (mips_gen_const_int_vector_shuffle): Likewise.
4188 (mips_expand_msa_cmp): Likewise.
4189 (mips_expand_vec_cond_expr): Likewise.
4190 * config/mips/mips.h
4191 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
4192 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
4194 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
4195 (ISA_HAS_MSA): New macro.
4196 (UNITS_PER_MSA_REG): Likewise.
4197 (BITS_PER_MSA_REG): Likewise.
4198 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
4199 (MSA_REG_FIRST): New macro.
4200 (MSA_REG_LAST): Likewise.
4201 (MSA_REG_NUM): Likewise.
4202 (MSA_REG_P): Likewise.
4203 (MSA_REG_RTX_P): Likewise.
4204 (MSA_SUPPORTED_MODE_P): Likewise.
4205 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
4206 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
4207 * config/mips/mips.md: Include mips-msa.md.
4208 (alu_type): Add simd_add.
4209 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
4210 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
4211 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
4212 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
4213 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
4214 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
4215 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
4216 simd_move, simd_load, simd_store. Choose "multi" for moves
4218 (qword_mode): New attribute.
4219 (insn_count): Add instruction count for quad moves.
4220 Increase the count for MIPS SIMD division.
4221 (UNITMODE): Add UNITMODEs for vector types.
4222 (addsub): New code iterator.
4223 * config/mips/mips.opt (mmsa): New option.
4224 * config/mips/msa.h: New file.
4225 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
4227 * config/mips/mti-linux.h: Likewise.
4228 * config/mips/predicates.md
4229 (const_msa_branch_operand): New constraint.
4230 (const_uimm3_operand): Likewise.
4231 (const_uimm4_operand): Likewise.
4232 (const_uimm5_operand): Likewise.
4233 (const_uimm8_operand): Likewise.
4234 (const_imm5_operand): Likewise.
4235 (aq10b_operand): Likewise.
4236 (aq10h_operand): Likewise.
4237 (aq10w_operand): Likewise.
4238 (aq10d_operand): Likewise.
4239 (const_m1_operand): Likewise.
4240 (reg_or_m1_operand): Likewise.
4241 (const_exp_2_operand): Likewise.
4242 (const_exp_4_operand): Likewise.
4243 (const_exp_8_operand): Likewise.
4244 (const_exp_16_operand): Likewise.
4245 (const_vector_same_val_operand): Likewise.
4246 (const_vector_same_simm5_operand): Likewise.
4247 (const_vector_same_uimm5_operand): Likewise.
4248 (const_vector_same_uimm6_operand): Likewise.
4249 (const_vector_same_uimm8_operand): Likewise.
4250 (par_const_vector_shf_set_operand): Likewise.
4251 (reg_or_vector_same_val_operand): Likewise.
4252 (reg_or_vector_same_simm5_operand): Likewise.
4253 (reg_or_vector_same_uimm6_operand): Likewise.
4254 * doc/extend.texi (MIPS SIMD Architecture Functions): New
4256 * doc/invoke.texi (-mmsa): Document new option.
4258 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4260 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
4261 * configure: Regenerate.
4262 * config.in: Regenerate.
4263 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
4265 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
4266 (ENDFILE_VTV_SPEC): Define.
4268 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
4270 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
4271 registers in all interrupt handlers if necessary.
4272 (rl78_option_override): Add warning.
4273 (MUST_SAVE_MDUC_REGISTERS): New macro.
4274 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
4275 * config/rl78/rl78.c (check_mduc_usage): New function.
4276 (mduc_regs): New structure to hold MDUC register data.
4277 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
4278 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
4279 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
4280 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
4281 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
4282 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
4284 2016-05-09 Bin Cheng <bin.cheng@arm.com>
4286 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
4287 (tree-ssa-loop-niter.h): Ditto.
4288 (idx_within_array_bound, ref_within_array_bound): New functions.
4289 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
4290 Factor out check on writable base object to ...
4291 (base_object_writable): ... here.
4293 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4295 * config/arm/arm.md (probe_stack): Add modes to set source
4298 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
4300 * regrename.c (base_reg_class_for_rename): New static function.
4301 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
4303 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
4305 * cgraph.c (thunk_adjust): Export.
4306 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
4307 * cgraphunit.c (thunk_adjust): Export.
4308 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
4310 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
4312 * tree-inline.c (expand_call_inline): Expand thunks inline.
4314 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
4317 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
4318 (*sse2_vd_cvtss2sd): Ditto.
4319 * config/i386/i386.md
4320 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
4321 Generate *sse2_vd_cvtsd2ss pattern.
4322 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
4323 Generate *sse2_vd_cvtss2sd pattern.
4325 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4327 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
4328 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
4331 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
4333 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
4334 * config/sh/sh.c: Define and declare variables on first use throughout
4336 (current_function_interrupt): Change to bool type.
4337 (frame_insn): Rename to emit_frame_insn and update users.
4338 (push_regs): Use bool for 'interrupt_handler' argument.
4339 (save_schedule_s): Remove.
4340 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
4341 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
4342 targetm.asm_out.unaligned_op.di.
4343 (gen_far_branch): Remove redundant forward declaration.
4344 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
4345 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
4346 (sh_set_return_address, sh_function_ok_for_sibcall,
4347 scavenge_reg): Update comments.
4348 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
4349 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
4350 (sh_attr_renesas_p): Remove unnecessary parentheses.
4351 (branch_dest): Simplify.
4352 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
4353 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
4354 (CUMULATIVE_ARGS): Change macro to typedef.
4355 (current_function_interrupt): Change to bool type.
4356 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
4357 Surround with __cplusplus ifdef.
4358 (sh_compare_op0, sh_compare_op1): Remove.
4359 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
4361 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
4363 * config/arm/arm.md: (arch): Add neon.
4364 (arch_enabled): Return yes for arch neon when TARGET_NEON.
4365 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
4366 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
4367 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
4368 attributes for alt renumbering. Mark alt 3 as non-predicable.
4369 (thumb2_movdf_vfp): Likewise.
4371 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
4373 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
4374 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
4375 (*andqi_1): Add preferred_for_speed attribute to disparage
4376 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
4377 (*<code>qi_1): Ditto.
4378 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
4379 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
4380 (*ashlqi3_1): Ditto.
4381 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
4382 Add preferred_for_size attribute to disparage alternative 0 and
4383 preferred_for_speed attribute to disparage alternative 1 for
4384 TARGET_PARTIAL_REG_STALL targets.
4386 2016-05-07 Tom de Vries <tom@codesourcery.com>
4388 PR tree-optimization/70956
4389 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
4392 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
4394 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
4395 * config/sh/sh.c (sh_cbranch_distance): Implement it.
4396 * config/sh/sh.md (branch_zero): Remove define_attr.
4397 (define_delay): Disable delay slot if branch distance is one insn.
4399 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4401 * config/i386/i386.md (LEAMODE): New mode attribute.
4402 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
4403 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
4404 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
4405 operand 2 predicate.
4406 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
4407 (*lea<mode>_general_3): Ditto.
4408 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
4410 2016-05-06 Jakub Jelinek <jakub@redhat.com>
4412 * genmddump.c (main): Convert argv from char ** to const char **.
4414 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4416 * coretypes.h (OVERRIDE): New macro.
4419 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
4421 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
4422 allow coalescing if the types are compatible.
4424 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4426 * pass_manager.h (pass_manager::register_pass_name): New method.
4427 (pass_manager::get_pass_by_name): New method.
4428 (pass_manager::create_pass_tab): New method.
4429 (pass_manager::m_name_to_pass_map): New field.
4430 * passes.c (name_to_pass_map): Delete global in favor of field
4431 "m_name_to_pass_map" of pass_manager.
4432 (register_pass_name): Rename from a function to...
4433 (pass_manager::register_pass_name): ...this method, updating
4434 for renaming of global "name_to_pass_map" to field
4435 "m_name_to_pass_map".
4436 (create_pass_tab): Rename from a function to...
4437 (pass_manager::create_pass_tab): ...this method, updating
4438 for renaming of global "name_to_pass_map" to field.
4439 (get_pass_by_name): Rename from a function to...
4440 (pass_manager::get_pass_by_name): ...this method.
4441 (enable_disable_pass): Convert use of get_pass_by_name to
4442 a method call, locating the pass_manager singleton.
4444 2016-05-06 David Malcolm <dmalcolm@redhat.com>
4446 * genattr-common.c (main): Convert argv from char ** to const char **.
4447 * genattr.c (main): Likewise.
4448 * genattrtab.c (main): Likewise.
4449 * genautomata.c (initiate_automaton_gen): Likewise.
4451 * gencodes.c (main): Likewise.
4452 * genconditions.c (main): Likewise.
4453 * genconfig.c (main): Likewise.
4454 * genconstants.c (main): Likewise.
4455 * genemit.c (main): Likewise.
4456 * genenums.c (main): Likewise.
4457 * genextract.c (main): Likewise.
4458 * genflags.c (main): Likewise.
4459 * genmddeps.c (main): Likewise.
4460 * genopinit.c (main): Likewise.
4461 * genoutput.c (main): Likewise.
4462 * genpeep.c (main): Likewise.
4463 * genpreds.c (main): Likewise.
4464 * genrecog.c (main): Likewise.
4465 * gensupport.c (init_rtx_reader_args_cb): Likewise.
4466 (init_rtx_reader_args): Likewise.
4467 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4468 (init_rtx_reader_args): Likewise.
4469 * gentarget-def.c (main): Likewise.
4470 * read-md.c (read_md_files): Likewise.
4471 * read-md.h (read_md_files): Likewise.
4473 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4475 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
4476 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
4477 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
4478 Remove unused predicate.
4479 (register_and_not_fp_reg_operand): Ditto.
4481 2016-05-06 Martin Liska <mliska@suse.cz>
4483 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
4484 instead of vec as the vector is local to the function.
4486 2016-05-06 Jakub Jelinek <jakub@redhat.com>
4488 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
4489 avx512bw alternative.
4491 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
4492 before the ashr<mode>3 pattern.
4494 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
4495 v instead of x in vex or maybe_vex alternatives, use
4496 maybe_evex instead of vex in prefix.
4498 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
4499 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
4500 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
4501 in vex or maybe_vex alternatives, use maybe_evex instead of vex
4504 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
4505 v instead of x in vex or maybe_vex alternatives, use
4506 maybe_evex instead of vex in prefix.
4508 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
4509 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
4510 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
4511 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
4512 alternatives, use maybe_evex instead of vex in prefix.
4514 * config/i386/sse.md (vec_interleave_lowv4sf,
4515 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
4516 v instead of x in vex or maybe_vex alternatives, use
4517 maybe_evex instead of vex in prefix.
4519 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
4520 v instead of x in vex or maybe_vex alternatives, use
4521 maybe_evex instead of vex in prefix.
4523 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
4524 v constraint instead of x.
4526 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
4528 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
4529 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
4532 2016-05-06 Richard Biener <rguenther@suse.de>
4534 PR tree-optimization/70948
4535 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
4536 Properly clobber all fields of va_list for __builtin_va_start.
4538 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4541 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
4542 loop latch destination.
4544 2016-05-06 Martin Liska <mliska@suse.cz>
4546 * tree-ssa-uninit.c: Apply manual changes
4547 to the GNU coding style.
4548 (prune_uninit_phi_opnds): Rename from
4549 prune_uninit_phi_opnds_in_unrealizable_paths.
4551 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4553 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
4554 mspace): Remove deprecated options.
4555 * doc/invoke.texi (SH options): Remove -mspace.
4557 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4559 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
4561 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4563 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
4564 corresponding combine split pattern.
4566 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4569 * config/sh/predicates.md (long_displacement_mem_operand): New.
4570 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
4571 Add movi20, movi20s alternatives. Adjust length attribute for
4573 (movsi_ie): Allow for any FPU. Adjust length attribute for
4575 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
4576 attribute for alternatives.
4577 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
4578 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
4579 length attribute for alternatives.
4581 2016-05-06 Richard Biener <rguenther@suse.de>
4583 PR tree-optimization/70960
4584 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
4586 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4589 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
4590 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
4592 2016-05-06 Marek Polacek <polacek@redhat.com>
4595 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
4597 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4600 * config/sh/sh.md (*rotcr): Add another variant.
4602 2016-05-06 Richard Biener <rguenther@suse.de>
4605 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
4607 2016-05-06 Richard Biener <rguenther@suse.de>
4610 * fold-const.c (split_tree): Always convert to the original type
4613 2016-05-06 Richard Biener <rguenther@suse.de>
4615 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
4616 (fwprop_addr): Likewise.
4618 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4621 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
4623 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
4624 * config/i386/i386.md (push mem splitter): Use find_constant_src in
4625 the splitter condition.
4626 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
4627 the splitter condition.
4628 (FP float_extend load splitter): Ditto.
4630 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
4632 * config/i386/i386.md (peehole2 patterns): Change true_regnum
4633 to REGNO in all peephole2 patterns.
4634 (post-reload splitters): Change true_regnum to REGNO in
4635 post-reload splitters.
4636 (zero_extend splitters): Use general_reg_operand and
4637 nonimmediate_gr_operand predicates.
4639 2016-05-05 Jakub Jelinek <jakub@redhat.com>
4641 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
4642 v constraint instead of x.
4644 2016-05-05 Alan Modra <amodra@gmail.com>
4647 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
4648 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
4649 TARGET_NO_FP_IN_TOC for -mrelocatable.
4650 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
4651 TARGET_RELOCATABLE test.
4652 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4653 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4654 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4655 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4656 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4657 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4658 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4659 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4660 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
4661 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4663 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
4664 (rs6000_stack_info): Likewise.
4665 (rs6000_elf_asm_out_constructor): Likewise.
4666 (rs6000_elf_asm_out_destructor): Likewise.
4667 (rs6000_elf_declare_function_name): Likewise.
4668 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
4669 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
4672 2016-05-05 Alan Modra <amodra@gmail.com>
4674 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
4676 2016-05-05 Alan Modra <amodra@gmail.com>
4678 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
4679 out-of-line gpr restore for one or two regs if that would add
4682 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
4685 * config/i386/i386.md
4686 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
4687 Change to post-epilogue_completed late splitter. Use sse_reg_operand
4688 as operand 0 predicate.
4689 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
4691 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
4692 Ditto. Emit the pattern using RTX.
4694 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
4695 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
4696 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
4697 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
4699 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
4700 sse_reg_operand as operand 0 predicate.
4702 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
4703 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
4704 instead of gen_rtx_REG.
4705 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
4708 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4710 * function.c (emit_use_return_register_into_block): Delete.
4711 (gen_return_pattern): Delete.
4712 (emit_return_into_block): Delete.
4713 (active_insn_between): Delete.
4714 (convert_jumps_to_returns): Delete.
4715 (emit_return_for_exit): Delete.
4716 (thread_prologue_and_epilogue_insns): Delete all code dealing with
4717 simple_return for shrink-wrapped blocks.
4718 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
4719 end of blocks that need one.
4720 (get_unconverted_simple_return): Delete.
4721 (convert_to_simple_return): Delete.
4722 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
4723 (convert_to_simple_return): Ditto.
4725 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4727 * cfgcleanup.c (bb_is_just_return): New function.
4728 (try_optimize_cfg): Simplify jumps to return, branches to return,
4729 and branches around return.
4731 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4733 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
4736 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4740 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
4741 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
4742 assert flags & OEP_HASH_CHECK, instead of asserting it
4743 never happens. Handle TARGET_EXPR.
4744 * fold-const.c (operand_equal_p): For hash verification,
4745 or in OEP_HASH_CHECK into flags.
4747 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
4749 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
4751 (compute_samebase_partition_bases): Fix typo.
4753 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4755 * config/i386/sse.md (vec_interleave_highv8sf,
4756 vec_interleave_lowv8sf, vec_interleave_highv4df,
4757 vec_interleave_lowv4df): Remove constraints from expanders.
4759 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
4761 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
4763 * tree-inline.c (expand_call_inline): Fix path dealing with
4764 making lhs of call statement undefined.
4766 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
4768 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
4769 Check availability on NODE, too.
4770 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
4771 (cgraph_node::call_for_symbol_and_aliases): Likewise.
4772 (varpool_node::call_for_symbol_and_aliase): Likewise.
4773 * ipa-pure-const.c (add_new_function): Analyze all bodies.
4774 (propagate_pure_const): Propagate across interposable functions, too.
4775 (skip_function_for_local_pure_const): Do not skip interposable bodies
4777 (pass_local_pure_const::execute): Update.
4779 2016-05-04 Marek Polacek <polacek@redhat.com>
4781 * doc/invoke.texi: Document -Wdangling-else.
4783 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4785 * config.gcc: Error out when conflicting multilib is detected. Do not
4786 loop over multilibs since no combination is legal.
4788 2016-05-04 Alan Modra <amodra@gmail.com>
4790 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
4791 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
4792 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4795 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
4797 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
4798 Clean up p5600 comments.
4800 2016-05-04 Richard Biener <rguenther@suse.de>
4802 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
4803 constructor simplifications.
4804 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
4806 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
4808 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
4809 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
4810 result.set_rtx is null instead of aborting.
4811 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
4813 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
4814 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
4815 *mov<mode>_store_postinc): New patterns.
4817 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
4819 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
4820 as commutative. Check both conversions are NOP.
4821 ((A & B) OP (C & B)): Remove.
4823 2016-05-04 Alan Modra <amodra@gmail.com>
4825 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
4827 2016-05-04 Alan Modra <amodra@gmail.com>
4830 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
4831 when cr2,3,4 are all fixed regs.
4833 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
4835 PR rtl-optimization/57193
4836 * opts.c (default_options_table): Revert OPT_frename_registers change.
4837 * doc/invoke.texi (-frename-registers, -O2): Likewise.
4839 2016-05-03 Martin Sebor <msebor@redhat.com>
4842 * builtins.c (fold_builtin_FILE): New function.
4843 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
4844 (fold_builtin_0): Call them.
4845 * gimplify.c (gimplify_call_expr): Remove the handling of
4846 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
4849 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
4850 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
4854 * doc/extend.texi (Function Names as Strings): Update __func__,
4855 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
4858 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4859 Richard Biener <rguenther@suse.de>
4861 PR tree-optimization/70916
4862 * tree-if-conv.c: Include cfganal.h.
4863 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
4864 and remove_fake_exit_edges around the optimization pass.
4866 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
4868 * cgraph.c (symbol_table::create_edge): Set inline_failed.
4869 (cgraph_edge::make_direct): Likewise.
4870 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
4871 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
4872 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
4873 (CIF_THUNK): New code.
4874 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
4875 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
4876 (compute_inline_parameters): Set inline_failed for thunks.
4877 (inline_analyze_function): Cleanup.
4878 * ipa-inline.c (can_inline_edge_p): Do not deal with
4879 call_stmt_cannot_inline_p.
4880 (can_early_inline_edge_p): Likewise.
4881 (early_inliner): Initialize inline_failed.
4882 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
4884 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
4886 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
4887 from nonimm_ssenomem_operand.
4888 (nonimm_ssenomem_operand): New predicate.
4889 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
4890 as operand 0 predicate.
4891 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
4892 Disable unsupported alternatives using "enabled" attribute.
4893 Use register_ssemem_operand as operand 0 predicate.
4894 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
4896 2016-05-03 Marek Polacek <polacek@redhat.com>
4899 * input.c (expansion_point_location): New function.
4900 * input.h (expansion_point_location): Declare.
4902 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
4904 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
4905 occurence with frame_offset_ ones.
4907 2016-05-03 Alan Modra <amodra@gmail.com>
4909 PR rtl-optimization/70890
4910 * ira.c (combine_and_move_insns): When moving def_insn, remove
4913 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
4915 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
4916 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
4917 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
4918 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
4920 2016-05-03 Alan Modra <amodra@gmail.com>
4922 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
4923 for SAVE_MULTIPLE/STORE_MULTIPLE.
4925 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4927 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
4928 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
4930 2016-05-03 Richard Biener <rguenther@suse.de>
4932 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
4934 (gimplify_arg): Likewise.
4935 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
4936 re-writing the result to a decl if required.
4937 (internal_get_tmp_var): Add allow_ssa parameter
4938 and override into_ssa with it.
4939 (get_formal_tmp_var): Adjust.
4940 (get_initialized_tmp_var): Add allow_ssa parameter.
4941 (gimplify_arg): Add allow_ssa parameter and avoid generating
4942 SSA names for the result false.
4943 (gimplify_call_expr): If the call may return twice do not
4944 gimplify parameters into SSA.
4945 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
4946 (gimplify_modify_expr): Adjust assert. For noreturn calls
4947 with a SSA name LHS adjust its def.
4948 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
4949 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
4950 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
4951 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
4952 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
4953 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
4954 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
4955 (optimize_target_teams): Do not allow SSA names for clause operands.
4956 (gimplify_expr): Likewise for where we mark the result addressable.
4957 * passes.def (pass_init_datastructures): Remove.
4958 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
4959 (rewrite_stmt): Likewise.
4960 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
4961 (replace_locals_op): Replace SSA names.
4962 (copy_gimple_seq_and_replace_locals): Init src_cfun.
4963 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
4964 * cgraph.c (release_function_body): Free CFG annotations only
4965 when we have a CFG. Simplify.
4966 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
4967 force_gimple_operand instead of get_initialized_tmp_var.
4968 * tree-pass.h (make_pass_init_datastructures): Remove.
4969 * tree-ssa.c (execute_init_datastructures): Remove.
4970 (pass_data_init_datastructures): Likewise.
4971 (class pass_init_datastructures): Likewise.
4972 (make_pass_init_datastructures): Likewise.
4973 * omp-low.c (create_omp_child_function): Init SSA data structures.
4974 (grid_expand_target_grid_body): Likewise.
4975 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
4976 name before adding it to names_to_release.
4977 (remove_bb): Always release SSA defs.
4978 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
4979 before dereferencing it.
4980 * cgraphunit.c (init_lowered_empty_function): Always
4981 int SSA data structures.
4982 * tree-ssanames.c (release_defs): Remove assert that we are in
4984 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
4986 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4987 Uros Bizjak <ubizjak@gmail.com>
4989 PR rtl-optimization/70467
4990 * config/i386/predicates.md (x86_64_hilo_int_operand,
4991 x86_64_hilo_general_operand): New predicates.
4992 * config/i386/constraints.md (Wd): New constraint.
4993 * config/i386/i386.md (mode attr di): Use Wd instead of e.
4994 (general_hilo_operand): New mode attr.
4995 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
4996 instead of <general_operand>.
4997 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
4998 x86_64_hilo_general_operand instead of <general_operand>.
5000 2016-05-03 Jakub Jelinek <jakub@redhat.com>
5002 PR tree-optimization/70916
5003 * tree-if-conv.c (constant_or_ssa_name): Removed.
5004 (fold_build_cond_expr): Use is_gimple_val instead of
5005 constant_or_ssa_name.
5007 PR tree-optimization/70916
5008 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
5009 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
5012 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
5013 (optimize_atomic_bit_test_and): New function.
5014 (pass_fold_builtins::execute): Use it.
5015 * optabs.def (atomic_bit_test_and_set_optab,
5016 atomic_bit_test_and_complement_optab,
5017 atomic_bit_test_and_reset_optab): New optabs.
5018 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
5019 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
5020 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
5021 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
5022 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
5023 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
5024 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
5025 * doc/md.texi (atomic_bit_test_and_set@var{mode},
5026 atomic_bit_test_and_complement@var{mode},
5027 atomic_bit_test_and_reset@var{mode}): Document.
5028 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
5029 atomic_bit_test_and_complement<mode>,
5030 atomic_bit_test_and_reset<mode>): New expanders.
5031 (atomic_bit_test_and_set<mode>_1,
5032 atomic_bit_test_and_complement<mode>_1,
5033 atomic_bit_test_and_reset<mode>_1): New insns.
5035 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
5037 PR rtl-optimization/70687
5038 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
5039 instead of unsigned HOST_WIDE_INT.
5041 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
5043 PR rtl-optimization/44281
5044 * hard-reg-set.h (struct target_hard_regs): New field
5045 x_fixed_nonglobal_reg_set.
5046 (fixed_nonglobal_reg_set): New macro.
5047 * reginfo.c (init_reg_sets_1): Initialize it.
5048 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
5050 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
5052 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5054 PR tree-optimization/56541
5055 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
5056 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
5057 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
5058 (any_complicated_phi): new static variable.
5059 (aggressive_if_conv): delete.
5060 (if_convertible_phi_p): support phis with more than two arguments.
5061 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
5062 critical pred edges.
5063 (ifcvt_split_critical_edges): support phis with more than two
5064 arguments by checking new parameter. only split critical edges
5066 (tree_if_conversion): handle simd pragma marked loop using new
5067 local variable aggressive_if_conv. check any_complicated_phi.
5069 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5071 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
5074 2016-05-03 Bin Cheng <bin.cheng@arm.com>
5076 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
5079 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
5081 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
5082 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
5083 define_insn_and_split.
5084 (mulsi3_i): New define_insn_and_split.
5085 (mulsi3_call): Convert to define_insn.
5086 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
5089 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5091 * machmode.h (mode_complex): Add support to give the complex mode
5093 (GET_MODE_COMPLEX_MODE): Likewise.
5094 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
5095 stored by build_complex_type and gfc_build_complex_type instead of
5096 trying to figure out the appropriate mode based on the size. Raise
5097 an assertion error, if the type was not set.
5098 * genmodes.c (struct mode_data): Add field for the complex type of
5100 (blank_mode): Likewise.
5101 (make_complex_modes): Remember the complex mode created in the
5103 (emit_mode_complex): Write out the mode_complex array to map a
5104 type mode to the complex version.
5105 (emit_insn_modes_c): Likewise.
5106 * tree.c (build_complex_type): Set the complex type to use before
5107 calling layout_type.
5108 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
5109 support for __float128 complex datatypes.
5110 (rs6000_hard_regno_mode_ok): Likewise.
5111 (rs6000_setup_reg_addr_masks): Likewise.
5112 (rs6000_complex_function_value): Likewise.
5113 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
5114 __float128 and __ibm128 complex.
5115 (FLOAT128_IBM_P): Likewise.
5116 (ALTIVEC_ARG_MAX_RETURN): Likewise.
5117 * doc/extend.texi (Additional Floating Types): Document that
5118 -mfloat128 must be used to enable __float128. Document complex
5119 __float128 and __ibm128 support.
5121 2016-05-02 Jakub Jelinek <jakub@redhat.com>
5124 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
5125 char/short arguments promoted to int because of promote_prototypes.
5127 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
5129 * config/i386/predicates.md (register_ssemem_operand): New predicate.
5130 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
5131 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
5132 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
5133 alternatives using "enabled" attribute. Use register_ssemem_operand
5134 as operand 1 predicate.
5135 (*cmpi<unord>xf_i387): Split XFmode pattern from
5136 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
5137 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
5138 *absneg<mode>2_i387. Disable unsupported alternatives using
5139 "enabled" attribute.
5140 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
5142 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
5144 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
5146 (oacc_loop_process): Check mask for loop termination.
5148 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
5150 * cif-code.def (CIF_THUNK): Add.
5151 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
5154 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
5156 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
5157 (dump_inline_summary): Dump it.
5158 (fp_expression_p): New predicate.
5159 (estimate_function_body_sizes): Use it.
5160 (inline_merge_summary): Merge fp_expressions.
5161 (inline_read_section): Read fp_expressions.
5162 (inline_write_summary): Write fp_expressions.
5163 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
5164 codegen boundary if either caller or callee is !fp_expressions.
5165 * ipa-inline.h (inline_summary): Add fp_expressions.
5166 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
5167 to fp_expressions be sure the fp generation flags are updated.
5169 2016-05-02 Jakub Jelinek <jakub@redhat.com>
5171 PR rtl-optimization/70467
5172 * cse.c (cse_insn): Handle no-op MEM moves after folding.
5174 PR rtl-optimization/70467
5175 * ipa-pure-const.c (check_call): Handle internal calls even in
5176 ipa mode like in local mode.
5178 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
5180 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
5182 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
5184 * match.pd (X u< X, X u> X): New transformations.
5186 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
5188 * flag-types.h (enum warn_strict_overflow_code): Move ...
5189 * coretypes.h: ... here.
5190 * fold-const.h (fold_overflow_warning): Declare.
5191 * fold-const.c (fold_overflow_warning): Make non-static.
5192 (fold_comparison): Move the transformation of X +- C1 CMP C2
5193 into X CMP C2 -+ C1 ...
5194 * match.pd: ... here.
5195 * gimple-fold.c (fold_stmt_1): Protect with
5196 fold_defer_overflow_warnings.
5198 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
5200 * omp-low.c (struct oacc_loop): Add 'inner' field.
5201 (new_oacc_loop_raw): Initialize it to zero.
5202 (oacc_loop_fixed_partitions): Initialize it.
5203 (oacc_loop_auto_partitions): Partition outermost loop to outermost
5204 available partitioning.
5206 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5208 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
5210 (umulsidi3): Likewise.
5211 (indirect_jump): Fix jump instruction assembly patterns.
5213 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
5216 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
5217 (nvptx_function_value): Assert non-NULL cfun.
5219 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
5221 PR rtl-optimization/70886
5222 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
5224 * cselib.h (rtx_equal_for_cselib_1): Declare.
5225 (rtx_equal_for_cselib_p: New inline function.
5226 * cselib.c (rtx_equal_for_cselib_p): Delete.
5227 (rtx_equal_for_cselib_1): Make public.
5229 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
5231 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
5232 (register_mixssei387nonimm_operand): Remove predicate.
5233 * config/i386/i386.md (*fop_<mode>_comm): Merge from
5234 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
5235 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
5236 for TARGET_MIX_SSE_I387 alternatives.
5237 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
5238 Disable unsupported alternatives using "enabled" attribute. Use
5239 nonimm_ssenomem_operand as operand 1 predicate. Also check
5240 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
5242 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5244 * tree.c (cst_and_fits_in_hwi): Simplify.
5246 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5248 * tree.h (wi::to_wide): New function.
5249 * expr.c (expand_expr_real_1): Use wi::to_wide.
5250 * fold-const.c (int_const_binop_1): Likewise.
5251 (extract_muldiv_1): Likewise.
5253 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5255 * wide-int.h: Update offset_int and widest_int documentation.
5256 (WI_SIGNED_SHIFT_RESULT): New macro.
5257 (wi::binary_shift): Define signed_shift_result_type for
5258 shifts on offset_int- and widest_int-like types.
5259 (generic_wide_int): Support <<= and >>= if << and >> are supported.
5260 * tree.h (int_bit_position): Use shift operators instead of wi::
5262 * alias.c (adjust_offset_for_component_ref): Likewise.
5263 * expr.c (get_inner_reference): Likewise.
5264 * fold-const.c (fold_comparison): Likewise.
5265 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
5266 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
5267 * tree-dfa.c (get_ref_base_and_extent): Likewise.
5268 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
5269 (stmt_kills_ref_p): Likewise.
5270 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
5271 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
5272 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5273 (ao_ref_init_from_vn_reference): Likewise.
5275 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
5277 * wide-int.h: Update offset_int and widest_int documentation.
5278 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
5279 (wi::binary_traits): Allow ordered comparisons between offset_int and
5280 offset_int, between widest_int and widest_int, and between either
5281 of these types and basic C types.
5282 (operator <, <=, >, >=): Define for the same combinations.
5283 * tree.h (tree_int_cst_lt): Use comparison operators instead
5284 of wi:: comparisons.
5285 (tree_int_cst_le): Likewise.
5286 * gimple-fold.c (fold_array_ctor_reference): Likewise.
5287 (fold_nonarray_ctor_reference): Likewise.
5288 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
5289 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
5290 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
5291 * tree-sra.c (completely_scalarize): Likewise.
5292 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
5293 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
5294 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
5295 (check_for_binary_op_overflow): Likewise.
5296 (search_for_addr_array): Likewise.
5297 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
5299 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5301 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
5302 (arc_save_restore): Likewise.
5303 (arc_dwarf_register_span): Likewise.
5304 (arc_output_pic_addr_const): Initialize suffix variable.
5306 2016-05-02 Martin Liska <mliska@suse.cz>
5308 * symbol-summary.h (function_summary::function_summary):
5309 Remove checking assert for all cgraph nodes.
5310 (function_summary::get): Check summary_uid.
5311 (symtab_insertion): Check summary_uid.
5313 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
5315 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
5316 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
5318 (arc_dwarf_register_span): Remove enum keyword.
5319 (compact_memory_operand_p): New function.
5320 * config/arc/arc.h (reg_class): Add code density register classes.
5321 (REG_CLASS_NAMES): Likewise.
5322 (REG_CLASS_CONTENTS): Likewise.
5323 * config/arc/arc.md (*movqi_insn): Add code density instructions.
5324 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
5325 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
5326 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
5327 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
5329 (h, Rcd, Rsd, Rzd): New register constraints.
5330 (T): Use compact_memory_operand_p function.
5331 * config/arc/predicates.md (compact_load_memory_operand): Remove.
5333 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
5335 * config/sh/sh.md (*negnegt, *movtt): Remove.
5337 2016-05-02 Marek Polacek <polacek@redhat.com>
5338 Tom de Vries <tom@codesourcery.com>
5340 PR tree-optimization/70700
5341 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
5342 bigger than FIRST_REF_NODE.
5344 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
5347 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
5349 (prepare_cbranch_operands): Don't use scratch register. Assume that
5350 function is used when pseudos can be created.
5351 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
5352 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
5353 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
5354 define_expand. Allow it only when pseudos can be created.
5355 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
5357 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
5359 * config/i386/constraints.md (BC): Only allow -1 operands.
5360 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
5361 Add "enabled" attribute. Update XI mode attribute calculation.
5362 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
5363 (*movoi_internal_avx): Update XI mode attribute calculation.
5364 (*movti_internal): Ditto.
5366 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5368 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
5369 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
5371 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
5373 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
5374 statement on instruction code. Remove trailing spaces.
5375 (altivec_expand_stv_builtin): Likewise.
5377 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5379 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
5380 (TARGET_FPU_DOUBLE): Simplify.
5381 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
5382 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
5383 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
5384 with 'TARGET_FPU_DOUBLE'.
5385 * config/sh/sh.md: Likewise.
5387 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
5389 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
5390 SH_DIV_STR_FOR_SIZE): Remove.
5391 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
5392 SH_DIV_STR_FOR_SIZE): Remove.
5394 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
5396 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
5397 logical_reg_operand): Delete.
5398 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
5399 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
5400 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
5401 match_operand and match_test.
5402 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
5403 variables on their first use. Return bool values.
5404 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
5405 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
5406 arith_reg_operand for input operand. Remove empty constraints.
5408 (*xorsi3_compact): Rename to xorsi3.
5409 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
5410 (*zero_extend<mode>si2_disp_mem): Update comment.
5413 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
5415 * config/sh/t-sh: Remove SH5 support.
5416 * config.gcc: Likewise.
5417 * configure: Likewise.
5419 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5421 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
5423 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
5425 * config/sh/sh.c (register_sh_passes, sh_option_override,
5426 sh_print_operand, prepare_move_operands,
5427 sh_can_follow_jump): Remove TARGET_SH1 checks.
5428 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
5429 PROMOTE_MODE): Likewise.
5430 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
5433 2016-04-30 Alan Modra <amodra@gmail.com>
5435 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
5436 restoring when fixed_reg_p, but allow out-of-line or stmw save.
5437 Check for user regs later to avoid unnecessary looping over regs.
5438 Merge user reg check with non-saved reg check. Don't force
5439 inline VR restore when static chain used.
5440 (rs6000_frame_related): Omit eh_frame info for user regs when
5442 (fixed_regs_p): Delete.
5444 2016-04-30 Alan Modra <amodra@gmail.com>
5446 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
5447 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
5450 2016-04-30 Alan Modra <amodra@gmail.com>
5453 * config/rs6000/rs6000.c (fixed_reg_p): New function.
5454 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
5457 2016-04-30 Alan Modra <amodra@gmail.com>
5459 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
5460 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
5461 flag_pic test for Darwin.
5463 2016-04-30 Alan Modra <amodra@gmail.com>
5465 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
5466 throw_calls_crossed.
5467 (REG_FREQ_CALLS_CROSSED): Delete.
5468 (REG_N_THROWING_CALLS_CROSSED): Delete.
5469 * regstat.c (regstat_bb_compute_ri): Don't calculate
5470 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
5471 (dump_reg_info): Don't print call cross frequency.
5472 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
5473 and REG_N_THROWING_CALLS_CROSSED.
5475 2016-04-30 Alan Modra <amodra@gmail.com>
5477 * regs.h (struct reg_info_t): Delete live_length.
5478 (REG_LIVE_LENGTH): Delete macro.
5479 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
5480 local_live, local_processed and local_live_last_luid params.
5481 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
5483 (regstat_compute_ri): Adjust for above. Don't set
5485 (dump_reg_info): Don't print live length.
5486 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
5487 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
5488 Localize loop_depth var.
5490 2016-04-30 Alan Modra <amodra@gmail.com>
5492 * ira.c (enum valid_equiv): New.
5493 (validate_equiv_mem): Return enum.
5494 (update_equiv_mem): Create replacement in more cases.
5495 (add_store_equivs): Update validate_equiv_mem call.
5497 2016-04-30 Alan Modra <amodra@gmail.com>
5499 * ira.c (combine_and_move_insns): Rather than scanning insns,
5500 use DF infrastucture to find use and def insns.
5502 2016-04-30 Alan Modra <amodra@gmail.com>
5504 ira.c (combine_and_move_insns): Move invariant conditions..
5505 (ira.c): ..to here. Call combine_and_move_insns before
5506 add_store_equivs. Call grow_reg_equivs later. Allocate
5507 req_equiv later using max_reg_num() rather than global max_regno.
5508 (contains_replace_regs): Delete.
5509 (add_store_equivs): Remove contains_replace_regs test.
5511 2016-04-30 Alan Modra <amodra@gmail.com>
5513 * ira.c (struct equiv_mem_data): New.
5514 (equiv_mem, equiv_mem_modified): Delete static vars.
5515 (validate_equiv_mem_from_store): Use "data" param to communicate..
5516 (validate_equiv_mem): ..from here.
5518 2016-04-30 Alan Modra <amodra@gmail.com>
5520 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
5522 (update_reg_equivs): ..here. Move allocation and freeing of
5523 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
5524 end_alias_analysis to..
5527 2016-04-30 Alan Modra <amodra@gmail.com>
5529 * ira.c (pdx_subregs): Delete.
5530 (struct equivalence): Add pdx_subregs field.
5531 (set_paradoxical_subreg): Remove pdx_subregs param. Update
5533 (update_equiv_regs): Don't create or free pdx_subregs. Update
5536 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5538 * config/rs6000/altivec.h: Change definitions of vec_xl and
5540 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
5541 (LD_ELEMREV_V2DI): New.
5542 (LD_ELEMREV_V4SF): New.
5543 (LD_ELEMREV_V4SI): New.
5544 (LD_ELEMREV_V8HI): New.
5545 (LD_ELEMREV_V16QI): New.
5546 (ST_ELEMREV_V2DF): New.
5547 (ST_ELEMREV_V2DI): New.
5548 (ST_ELEMREV_V4SF): New.
5549 (ST_ELEMREV_V4SI): New.
5550 (ST_ELEMREV_V8HI): New.
5551 (ST_ELEMREV_V16QI): New.
5554 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5555 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
5556 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
5557 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
5558 (altivec_expand_builtin): Add handling for
5559 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
5560 (rs6000_invalid_builtin): Add error-checking for
5561 RS6000_BTM_P9_VECTOR.
5562 (altivec_init_builtins): Define builtins used to implement vec_xl
5564 (rs6000_builtin_mask_names): Define power9-vector.
5565 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
5566 (RS6000_BTM_P9_VECTOR): Define.
5567 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
5568 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
5569 (vsx_ld_elemrev_v2df): Likewise.
5570 (vsx_ld_elemrev_v4sf): Likewise.
5571 (vsx_ld_elemrev_v4si): Likewise.
5572 (vsx_ld_elemrev_v8hi): Likewise.
5573 (vsx_ld_elemrev_v16qi): Likewise.
5574 (vsx_st_elemrev_v2df): Likewise.
5575 (vsx_st_elemrev_v2di): Likewise.
5576 (vsx_st_elemrev_v4sf): Likewise.
5577 (vsx_st_elemrev_v4si): Likewise.
5578 (vsx_st_elemrev_v8hi): Likewise.
5579 (vsx_st_elemrev_v16qi): Likewise.
5580 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
5583 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
5585 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
5587 (simplify_control_stmt_condition_1): ... here. Recurse into
5588 BIT_AND_EXPRs and BIT_IOR_EXPRs.
5590 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
5593 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
5594 (zero_extendqi<mode>2_dot): Revert earlier conversion from
5595 define_insn_and_split to define_insn.
5596 (zero_extendqi<mode>2_dot2): Same.
5597 (extendqi<mode>2_dot): Same.
5598 (extendqi<mode>2_dot2): Same.
5600 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5602 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
5603 (probe_stack): New expander.
5604 (probe_stack_<mode>): New insn pattern.
5606 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5608 * config/i386/i386.md
5609 (operations with memory inputs setting flags peephole2):
5610 Remove uneeded REG_P checks. Cleanup pattern generation.
5612 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
5614 * tree-vect-loop.c (vect_transform_loop): Fix
5615 nb_iterations_upper_bound computation for vectorized loop.
5617 2016-04-29 Marek Polacek <polacek@redhat.com>
5618 Jakub Jelinek <jakub@redhat.com>
5621 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
5622 TARGET_EXPR_SLOT as a base.
5624 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
5626 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
5627 with 'rCm2' constraints to limit possible immediate size.
5628 (*load_zeroextendqisi_update): Likewise.
5629 (*load_signextendqisi_update): Likewise.
5630 (*loadhi_update): Likewise.
5631 (*load_zeroextendhisi_update): Likewise.
5632 (*load_signextendhisi_update): Likewise.
5633 (*loadsi_update): Likewise.
5634 (*loadsf_update): Likewise.
5636 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5638 * config/i386/predicates.md (constm1_operand): Fix comparison.
5640 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5642 * testsuite/gcc.target/arc/ieee_eq.c: New test.
5644 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
5646 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
5647 remaining SH5 related settings.
5648 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
5649 shmedia_prepare_call_address): Delete.
5650 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
5651 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
5652 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
5653 UNSUPPORTED_SH2A): Remove m5 checks.
5654 (sh_divide_strategy_e): Remove SH5 division strategies.
5655 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
5656 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
5658 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
5660 * config/s390/s390.c (s390_rtx_costs): Update documentation.
5662 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5664 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
5665 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
5667 * config/s390/vector.md ("mov<mode>"): Likewise.
5669 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
5671 * config/s390/constraints.md ("U", "W"): Invoke
5672 s390_mem_constraint with "ZR" and "ZT".
5673 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
5674 addresses when using LRA. Accept also short displacements for S
5675 and T constraints. Do not check for long displacement target for
5676 S and T constraints.
5677 (s390_mem_constraint): Remove handling of U and W constraints.
5678 * config/s390/s390.md (various patterns): Remove the short
5679 displacement constraints (Q and R) if a long displacement
5680 constraint is present. Add longdisp as required CPU capability.
5681 * config/s390/vector.md: Likewise.
5682 * config/s390/vx-builtins.md: Likewise.
5684 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5687 * reload1.c (reload): Call finish_spills before
5688 restarting reload loop. Skip select_reload_regs
5689 if update_eliminables_and_spill returns true.
5691 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5693 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
5694 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
5695 (umulhisi3_imm): Update predicates and constraint letters.
5696 (umulhisi3_reg): Declare instruction as commutative.
5697 * config/arc/constraints.md (J12, J16): New constraints.
5698 * config/arc/predicates.md (short_unsigned_const_operand): New
5700 (arc_short_operand): Likewise.
5701 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
5703 2016-04-29 Richard Biener <rguenther@suse.de>
5705 PR tree-optimization/13962
5706 PR tree-optimization/65686
5707 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
5708 * tree-ssa-alias.c (ptrs_compare_unequal): New function
5709 using PTA to compare pointers.
5710 * match.pd: Add pattern for pointer equality compare simplification
5711 using ptrs_compare_unequal.
5713 2016-04-29 Richard Biener <rguenther@suse.de>
5715 * stor-layout.c (layout_type): Do not build a pointer-to-element
5718 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5720 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
5721 Use SWI mode iterator. Use general_reg_operand predicate.
5722 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
5723 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
5726 2016-04-29 Jakub Jelinek <jakub@redhat.com>
5729 * fold-const.c (operand_equal_p): Don't verify hash value equality
5731 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
5734 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5737 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
5738 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
5739 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
5740 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
5741 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
5743 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5745 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
5746 to info. Don't initialize separate fields to 0. Clean up
5749 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5751 * config/i386/i386.md (peephole2s for operations with memory inputs):
5752 Use SWI mode iterator.
5753 (peephole2s for operations with memory outputs): Ditto.
5754 Do not check for stack checking probe.
5756 (probe_stack): Remove expander.
5758 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5759 Andrew Burgess <andrew.burgess@embecosm.com>
5761 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
5762 operands as 32-bits.
5764 2016-04-28 Jason Merrill <jason@redhat.com>
5766 * gdbinit.in: Skip line-map.h.
5768 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5769 Andrew Burgess <andrew.burgess@embecosm.com>
5771 * config/arc/arc.c (arc_conditional_register_usage): Take
5772 TARGET_RRQ_CLASS into account.
5773 (arc_print_operand): Support printing 'p' and 's' operands.
5774 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
5776 (TARGET_RRQ_CLASS): Define.
5777 (IS_POWEROF2_OR_0_P): Define.
5778 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
5780 (*tst_movb): New define_insn.
5781 (*tst): Avoid recognition if it could prevent '*tst_movb'
5782 combination; replace c/CnL with c/Chs alternative.
5783 (*tst_bitfield_tst): New define_insn.
5784 (*tst_bitfield_asr): New define_insn.
5785 (*tst_bitfield): New define_insn.
5786 (andsi3_i): Add Rrq variant.
5787 (extzv): New define_expand.
5788 (insv): New define_expand.
5789 (*insv_i): New define_insn.
5790 (*movb): New define_insn.
5791 (*movb_signed): New define_insn.
5792 (*movb_high): New define_insn.
5793 (*movb_high_signed): New define_insn.
5794 (*movb_high_signed + 1): New define_split pattern.
5795 (*mrgb): New define_insn.
5796 (*mrgb + 1): New define_peephole2 pattern.
5797 (*mrgb + 2): New define_peephole2 pattern.
5798 * config/arc/arc.opt (mbitops): New option for nps400, uses
5799 TARGET_NPS_BITOPS_DEFAULT.
5800 * config/arc/constraints.md (q): Make register class conditional.
5801 (Rrq): New register constraint.
5802 (Chs): New constraint.
5803 (Clo): New constraint.
5804 (Chi): New constraint.
5805 (Cbf): New constraint.
5806 (Cbn): New constraint.
5807 (C18): New constraint.
5808 (Cbi): New constraint.
5810 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5812 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
5814 (bitmap_intersection_of_preds): Ditto.
5815 (bitmap_union_of_succs): Ditto.
5816 (bitmap_union_of_preds): Ditto.
5817 * sbitmap.c (do_popcount): Delete.
5818 (BITMAP_DEBUGGING): Delete.
5819 (sbitmap_verify_popcount): Delete.
5820 (sbitmap_alloc): Don't initialize the popcount field.
5821 (sbitmap_alloc_with_popcount): Delete.
5822 (sbitmap_resize): Don't resize the popcount array.
5823 (sbitmap_vector_alloc): Don't initialize the popcount field.
5824 (bitmap_copy): Don't copy the popcount array.
5825 (bitmap_clear): Don't clear the popcount array.
5826 (bitmap_clear): Delete the popcount array handling.
5827 (bitmap_ior_and_compl): Delete the popcount assert.
5828 (bitmap_not): Ditto.
5829 (bitmap_and_compl): Ditto.
5830 (bitmap_and): Delete the popcount array handling.
5831 (bitmap_xor): Ditto.
5832 (bitmap_ior): Ditto.
5833 (bitmap_or_and): Delete the popcount assert.
5834 (bitmap_and_or): Ditto.
5835 (popcount_table): Delete.
5836 (sbitmap_elt_popcount): Delete.
5837 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
5838 (bitmap_set_bit): Delete the popcount assert.
5839 (bitmap_clear_bit): Ditto.
5840 (sbitmap_free): Don't free the popcount array.
5841 (sbitmap_alloc_with_popcount): Delete declaration.
5842 (sbitmap_popcount): Ditto.
5844 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5845 Andrew Burgess <andrew.burgess@embecosm.com>
5847 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
5848 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
5849 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
5850 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
5851 * config/arc/arc.opt (mcmem): New option.
5852 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
5853 supply length for r/m alternative.
5854 (*extendqisi2_ac): Likewise.
5855 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
5857 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
5858 (movhi_insn): Likewise.
5859 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
5860 (*zero_extendqihi2_i): Add r/Ucm alternative.
5861 (*zero_extendqisi2_ac): Likewise.
5862 (*zero_extendhisi2_i): Likewise.
5863 * config/arc/constraints.md (Uex): New memory constraint.
5864 (Ucm): New define_constraint.
5865 * config/arc/predicates.md (long_immediate_loadstore_operand):
5866 Return 0 for MEM with cmem_address address.
5867 (cmem_address_0): New predicates.
5868 (cmem_address_1): Likewise.
5869 (cmem_address_2): Likewise.
5870 (cmem_address): Likewise.
5872 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5874 * config/rs6000/rs6000.c (machine_function): Rename
5875 insn_chain_scanned_p to spe_insn_chain_scanned_p.
5876 (rs6000_stack_info): Adjust.
5878 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5879 Andrew Burgess <andrew.burgess@embecosm.com>
5881 * config/arc/constraints.md (Usd): Convert to define_constraint.
5885 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5888 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
5889 Add new peephole2 where the first insn is *mov<mode>_or instead of
5890 *mov<mode>_internal.
5892 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
5894 * tracer.c (bb_seen): Make static.
5896 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
5898 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
5899 support, setup defaults.
5900 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
5901 * config/arc/arc.c (arc_init): Add NPS400 support.
5902 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
5903 (TARGET_ARC700): NPS400 is also an ARC700.
5904 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
5906 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5909 * config/nds32/nds32.md (casesi): Don't access the operands array
5912 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5914 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
5915 (or $-1,reg peephole2): Ditto.
5916 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
5918 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
5920 * doc/extend.texi (Common Function Attributes) [optimize]:
5921 Discourage use of the optimize attribute.
5923 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
5925 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
5926 special case builtin.
5927 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
5928 ALTIVEC_BUILTIN_VEC_ADDE.
5929 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5930 support for ALTIVEC_BUILTIN_VEC_ADDE.
5931 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5932 for __builtin_vec_adde.
5934 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5936 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
5937 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
5939 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5942 * doc/sourcebuild.texi (Effective-Target Keywords, Other
5943 attributes): Document cilkplus_runtime.
5945 2016-04-28 Martin Jambor <mjambor@suse.cz>
5947 * tree-cfg.c (verify_expr): Verify that local declarations belong to
5948 this function. Call verify_expr on MEM_REFs and bases of other
5951 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5953 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
5954 for WORD_REGISTER_OPERATIONS to runtime check.
5956 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5958 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
5960 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5962 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
5963 big-endian compilation.
5964 * config/arc/arc.md (addf3): Likewise.
5968 2016-04-28 Richard Biener <rguenther@suse.de>
5970 PR tree-optimization/70840
5971 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
5972 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
5973 Mark x * pow(x,c) -> pow(x,c+1) commutative.
5974 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
5976 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5978 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
5979 and explain why in a comment.
5981 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5983 * config/arc/arc.md (cpu_facility): Add fpx variant.
5984 (subdf3): Prohibit use reverse sub when assist operations option
5986 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
5987 instructions only when FPX is enabled.
5988 * testsuite/gcc.target/arc/trsub.c: New test.
5990 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5992 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
5993 mult_operator when calculating "type" attribute.
5994 (*fop_<mode>_1_i387): Ditto.
5995 (*fop_xf_1_i387): Ditto.
5996 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
5997 Use std::swap to swap operands. Use RTL expressions to generate
6000 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6001 Joern Rennecke <joern.rennecke@embecosm.com>
6003 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
6005 (emit_pic_move): Remove.
6006 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
6007 * config/arc/arc.c (emit_pic_move): Removed.
6008 (TARGET_HAVE_TLS): Define.
6009 (arc_conditional_register_usage): Test for arc_tp_regno.
6010 (arc_print_operand, arc_print_operand_address): Handle TLS
6012 (arc_needs_pcl_p): New function.
6013 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
6014 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
6015 (arc_raw_symbolic_reference_mentioned_p): Likewise.
6016 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
6017 (arc_legitimize_tls_address): Likewise.
6018 (DTPOFF_ZERO_SYM): Define.
6019 (arc_legitimize_pic_address): Make it static, handle TLS cases.
6020 (arc_output_pic_addr_const): Print TLS unspecs.
6021 (prepare_pic_move): New function, replaces emit_pic_move.
6022 (arc_legitimate_constant_p): Handle TLS unspecs.
6023 (arc_legitimate_address_p): Likewise.
6024 (arc_rewrite_small_data_p): Use assert for TLS constants.
6025 (prepare_move_operands): Use prepare_pic_move.
6026 (arc_legitimize_address): Legitimize tls addresses.
6027 (arc_epilogue_uses): Check for arc_tp_regno.
6028 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
6029 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
6031 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
6033 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
6034 %(arc_tls_extra_start_spec).
6035 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
6036 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
6038 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
6039 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
6040 (UNSPEC_TLS_OFF): Add.
6042 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
6043 (get_thread_pointersi): New patterns.
6044 * config/arc/arc.opt (mtp-regno): New option.
6045 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
6046 (move_dest_operand): Likewise.
6047 * configure: Regenerate.
6048 * configure.ac: Add arc*-*-* case to test for tls.
6049 * doc/invoke.texi (ARC options): Document mtp-regno.
6051 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
6053 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
6054 the new ARC HS SIMD instructions.
6055 (arc_preferred_simd_mode): New function.
6056 (arc_autovectorize_vector_sizes): Likewise.
6057 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
6058 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
6059 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
6060 (arc_init_builtins): Add new SIMD builtin types.
6061 (arc_split_move): Handle 64 bit vector moves.
6062 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
6063 (TARGET_PLUS_QMACW): Define.
6064 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
6065 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
6066 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
6067 (VSUBADD4H): New builtins.
6068 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
6069 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
6071 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
6072 Matthias Klose <doko@debian.org>
6074 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
6076 2016-04-28 Richard Biener <rguenther@suse.de>
6079 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
6082 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
6084 * common/config/sh/sh-common.c: Remove SH5 support.
6085 * config/sh/constraints.md: Likewise.
6086 * config/sh/config/sh/elf.h: Likewise.
6087 * config/sh/linux.h: Likewise.
6088 * config/sh/netbsd-elf.h: Likewise.
6089 * config/sh/predicates.md: Likewise.
6090 * config/sh/sh-c.c: Likewise.
6091 * config/sh/sh-protos.h: Likewise.
6092 * config/sh/sh.c: Likewise.
6093 * config/sh/sh.h: Likewise.
6094 * config/sh/sh.md: Likewise.
6095 * config/sh/sh.opt: Likewise.
6096 * config/sh/sync.md: Likewise.
6097 * config/sh/sh64.h: Delete.
6098 * config/sh/shmedia.h: Likewise.
6099 * config/sh/shmedia.md: Likewise.
6100 * config/sh/sshmedia.h: Likewise.
6101 * config/sh/t-netbsd-sh5-64: Likewise.
6102 * config/sh/t-sh64: Likewise.
6103 * config/sh/ushmedia.h: Likewise.
6105 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
6107 * config/i386/i386.md (sign_extend to memory peephole2s): Use
6108 general_reg_operand instead of register_operand predicate.
6110 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6112 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
6114 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
6116 * match.pd (A - B > A, A + B < A): New transformations.
6118 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
6120 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
6121 which defaults to true. Emit an outer pair of parentheses only if
6122 EMIT_PARENS. When continuing a chain of && or || (or & or |),
6123 don't emit parentheses for the right-hand operand.
6125 2016-04-27 Jeff Law <law@redhat.com>
6127 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
6129 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6131 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
6132 (altivec_lvx_<mode>_internal): Document.
6133 (altivec_lvx_<mode>_2op): New define_insn.
6134 (altivec_lvx_<mode>_1op): Likewise.
6135 (altivec_lvx_<mode>_2op_si): Likewise.
6136 (altivec_lvx_<mode>_1op_si): Likewise.
6137 (altivec_stvx_<mode>): Remove.
6138 (altivec_stvx_<mode>_internal): Document.
6139 (altivec_stvx_<mode>_2op): New define_insn.
6140 (altivec_stvx_<mode>_1op): Likewise.
6141 (altivec_stvx_<mode>_2op_si): Likewise.
6142 (altivec_stvx_<mode>_1op_si): Likewise.
6143 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6144 Expand vec_ld and vec_st during parsing.
6145 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
6147 (altivec_expand_stvx_be): Likewise.
6148 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
6149 address-masking behavior in RTL.
6150 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
6151 address-masking behavior in RTL.
6152 (altivec_expand_builtin): Change builtin code arguments for calls
6153 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
6154 (insn_is_swappable_p): Avoid incorrect swap optimization in the
6155 presence of lvx/stvx patterns.
6156 (alignment_with_canonical_addr): New function.
6157 (alignment_mask): Likewise.
6158 (find_alignment_op): Likewise.
6159 (recombine_lvx_pattern): Likewise.
6160 (recombine_stvx_pattern): Likewise.
6161 (recombine_lvx_stvx_patterns): Likewise.
6162 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
6163 stvx patterns from expand.
6164 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
6166 (vector_altivec_store_<mode>): Likewise.
6168 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
6170 * config/aarch64/aarch64.md
6171 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
6172 remove the "fp" attributes.
6173 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
6174 add the "simd" attributes.
6175 (*movdf_aarch64): Likewise.
6176 (*movtf_aarch64): Remove the "fp" attributes.
6177 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
6178 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
6180 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6182 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
6183 rtx to rtx_code_label *.
6184 * rtl.h (maybe_set_first_label_num): Likewise.
6186 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6188 * df-core.c (df_add_problem): Make the problem param be const.
6189 (df_remove_problem): Make local "problem" be const.
6190 * df-problems.c (problem_RD): Make const.
6191 (problem_LR): Likewise.
6192 (problem_LIVE): Likewise.
6193 (problem_MIR): Likewise.
6194 (problem_CHAIN): Likewise.
6195 (problem_WORD_LR): Likewise.
6196 (problem_NOTE): Likewise.
6197 (problem_MD): Likewise.
6198 * df-scan.c (problem_SCAN): Likewise.
6199 * df.h (struct df_problem): Make field "dependent_problem" be
6201 (struct dataflow): Likewise for field "problem".
6202 (df_add_problem): Make param const.
6204 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
6206 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
6207 inter-unit moves to/from vector registers are enabled. Do not disable
6210 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6212 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
6213 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
6215 (enum df_problem_id): ...this new enum.
6216 (struct df_problem): Convert field "id" from "int" to
6219 2016-04-27 David Malcolm <dmalcolm@redhat.com>
6221 * rtl.def: Update comment for "things in the instruction chain" to
6222 reflect the removal of the leading "i" field for INSN_UID in
6223 r210360. Fix bogus apostrophe.
6225 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
6227 * config/i386/i386.md
6228 (lea arith with mem operand + setcc peephole2): Set operator mode.
6230 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
6233 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
6234 (dimode_scalar_to_vector_candidate_p): This.
6235 (timode_scalar_to_vector_candidate_p): New function.
6236 (scalar_to_vector_candidate_p): Likewise.
6237 (timode_check_non_convertible_regs): Likewise.
6238 (timode_remove_non_convertible_regs): Likewise.
6239 (remove_non_convertible_regs): Likewise.
6240 (remove_non_convertible_regs): Renamed to ...
6241 (dimode_remove_non_convertible_regs): This.
6242 (scalar_chain::~scalar_chain): Make it virtual.
6243 (scalar_chain::compute_convert_gain): Make it pure virtual.
6244 (scalar_chain::mark_dual_mode_def): Likewise.
6245 (scalar_chain::convert_insn): Likewise.
6246 (scalar_chain::convert_registers): Likewise.
6247 (scalar_chain::add_to_queue): Make it protected.
6248 (scalar_chain::emit_conversion_insns): Likewise.
6249 (scalar_chain::replace_with_subreg): Likewise.
6250 (scalar_chain::replace_with_subreg_in_insn): Likewise.
6251 (scalar_chain::convert_op): Likewise.
6252 (scalar_chain::convert_reg): Likewise.
6253 (scalar_chain::make_vector_copies): Likewise.
6254 (scalar_chain::convert_registers): New pure virtual function.
6255 (class dimode_scalar_chain): New class.
6256 (class timode_scalar_chain): Likewise.
6257 (scalar_chain::mark_dual_mode_def): Renamed to ...
6258 (dimode_scalar_chain::mark_dual_mode_def): This.
6259 (timode_scalar_chain::mark_dual_mode_def): New function.
6260 (timode_scalar_chain::convert_insn): Likewise.
6261 (dimode_scalar_chain::convert_registers): Likewise.
6262 (scalar_chain::compute_convert_gain): Renamed to ...
6263 (dimode_scalar_chain::compute_convert_gain): This.
6264 (scalar_chain::replace_with_subreg): Renamed to ...
6265 (dimode_scalar_chain::replace_with_subreg): This.
6266 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
6267 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
6268 (scalar_chain::make_vector_copies): Renamed to ...
6269 (dimode_scalar_chain::make_vector_copies): This.
6270 (scalar_chain::convert_reg): Renamed to ...
6271 (dimode_scalar_chain::convert_reg ): This.
6272 (scalar_chain::convert_op): Renamed to ...
6273 (dimode_scalar_chain::convert_op): This.
6274 (scalar_chain::convert_insn): Renamed to ...
6275 (dimode_scalar_chain::convert_insn): This.
6276 (scalar_chain::convert): Call convert_registers.
6277 (convert_scalars_to_vector): Change to scalar_chain pointer to
6278 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
6279 in 32-bit mode. Delete scalar_chain pointer. Call
6280 free_dominance_info in 64-bit mode.
6281 (pass_stv::gate): Remove TARGET_64BIT check.
6282 (ix86_option_override): Put the 64-bit STV pass before the CSE
6285 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
6287 * dwarf2out.h (struct dw_loc_descr_node): Remove the
6288 dw_loc_frame_offset field.
6289 * dwarf2out.c (new_loc_descr): Likewise.
6290 (resolve_args_picking_1): Turn the VISITED hash set into a
6291 FRAME_OFFSET hash map. Use it to associate a frame offset to
6292 visited nodes. Remove uses of the CHECKING_P macro.
6293 (resolve_args_picking): Update call to resolve_args_picking_1.
6295 2016-04-27 Martin Liska <mliska@suse.cz>
6297 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
6298 (free_loop_data): Release vuses of groups.
6300 2016-04-27 Bin Cheng <bin.cheng@arm.com>
6302 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
6303 instead of redundant use_id and boolean have_use_for.
6304 (struct iv_use): Change sub_id into group_id. Remove field next.
6305 Move fields: related_cands, n_map_members, cost_map and selected
6307 (struct iv_group): ... here. New structure.
6308 (struct iv_common_cand): Use structure declaration directly.
6309 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
6310 (MAX_CONSIDERED_USES): Rename macro to ...
6311 (MAX_CONSIDERED_GROUPS): ... here.
6312 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
6313 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
6314 (dump_uses): Rename to ...
6315 (dump_groups): ... here. Update all uses.
6316 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
6317 (find_induction_variables): Refactor format of dump information.
6318 (record_sub_use): Delete.
6319 (record_use): Update all uses.
6320 (record_group): New function.
6321 (record_group_use, find_interesting_uses_op): Call above functions.
6323 (find_interesting_uses_cond): Ditto.
6324 (group_compare_offset): New function.
6325 (split_all_small_groups): Rename to ...
6326 (split_small_address_groups_p): ... here. Update all uses.
6327 (split_address_groups): Update all uses.
6328 (find_interesting_uses): Refactor format of dump information.
6329 (add_candidate_1): Update all uses. Remove redundant check on iv,
6331 (add_candidate, record_common_cand): Remove redundant assert.
6332 (add_iv_candidate_for_biv): Update use.
6333 (add_iv_candidate_derived_from_uses): Update all uses.
6334 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
6335 (alloc_use_cost_map): Ditto.
6336 (set_use_iv_cost, get_use_iv_cost): Rename to ...
6337 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
6338 (determine_use_iv_cost_generic): Ditto.
6339 (determine_group_iv_cost_generic): Ditto.
6340 (determine_use_iv_cost_address): Ditto.
6341 (determine_group_iv_cost_address): Ditto.
6342 (determine_use_iv_cost_condition): Ditto.
6343 (determine_group_iv_cost_cond): Ditto.
6344 (determine_use_iv_cost): Ditto.
6345 (determine_group_iv_cost): Ditto.
6346 (set_autoinc_for_original_candidates): Update all uses.
6347 (find_iv_candidates): Update all uses. Refactor dump information.
6348 (determine_use_iv_costs): Ditto.
6349 (determine_iv_costs): Ditto.
6350 (iv_ca_cand_for_use): Rename to ...
6351 (iv_ca_cand_for_group): ... here. Update all uses.
6352 (iv_ca_add_use, iv_ca_add_group): Ditto.
6353 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
6354 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
6355 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
6356 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
6357 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
6358 (create_new_iv, adjust_iv_update_pos): Ditto.
6359 (rewrite_use_address): Delete.
6360 (rewrite_use_address_1): Rename to ...
6361 (rewrite_use_address): ... here.
6362 (rewrite_use_compare): Update all uses.
6363 (rewrite_use): Delete.
6364 (rewrite_uses): Rename to ...
6365 (rewrite_groups): ... here. Update all uses.
6366 (remove_unused_ivs, free_loop_data): Update all uses.
6367 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
6369 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6371 * rtlanal.c (nonzero_bits1): Convert preprocessor check
6372 for WORD_REGISTER_OPERATIONS to runtime check.
6374 2016-04-27 Richard Biener <rguenther@suse.de>
6377 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
6378 aggregate_value_p to determine if a function result is
6379 returned by reference.
6380 (ipa_pta_execute): Functions having their address taken are
6381 not automatically nonlocal.
6383 2016-04-27 Jakub Jelinek <jakub@redhat.com>
6386 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
6387 * fold-const.c (operand_equal_p): If flag_checking and
6388 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
6389 and if it returns non-zero, assert iterative_hash_expr on both
6392 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
6394 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
6396 2016-04-27 Nick Clifton <nickc@redhat.com>
6399 * varasm.c (merge_weak): Generate an error if an attempt is made
6400 to convert a non-weak static function into a weak, public function.
6402 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6404 * params.def (MAX_PARTITION_SIZE): New param.
6405 * doc/invoke.texi: Document lto-max-partition.
6407 2016-04-27 Richard Biener <rguenther@suse.de>
6410 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
6411 function cummulating used_from_other_partition, externally_visible
6412 and force_output from aliases.
6413 (refered_from_nonlocal_var): Likewise.
6414 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
6415 node flags properly.
6417 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
6419 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
6420 (-Wmemset-elt-size): New item.
6422 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
6425 * stor-layout.h (internal_reference_types): Delete.
6426 * stor-layout.c (reference_types_internal): Likewise.
6427 (internal_reference_types): Likewise.
6428 (layout_type) <REFERENCE_TYPE>: Adjust.
6430 2016-04-27 Jakub Jelinek <jakub@redhat.com>
6433 * tree.h (inchash::add_expr): Add FLAGS argument.
6434 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
6435 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
6436 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
6437 Formatting fix. Adjust recursive calls. For tcc_comparison,
6438 if swap_tree_comparison (code) is smaller than code, hash that
6439 and arguments in the other order. Hash CONVERT_EXPR the same
6440 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
6441 of ADDR_EXPR of decl as the decl itself. Add or remove
6442 OEP_ADDRESS_OF from recursive flags as needed. For
6443 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
6444 operands commutatively and only the third one normally.
6445 For internal CALL_EXPR hash in CALL_EXPR_IFN.
6447 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
6449 * config/rtems.h (LIB_SPEC): Add -latomic.
6451 2016-04-27 Joel Sherrill <joel@rtems.org>
6453 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
6454 xilink.ld and flags not relevant to RTEMS.
6456 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
6458 * toplev.c (backend_init_target): Avoid calling init_reload when using
6461 2016-04-26 Jakub Jelinek <jakub@redhat.com>
6463 * reorg.c (try_merge_delay_insns): Declare i and j inside the
6464 for loops rather than one for the whole function.
6466 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
6468 * match.pd (X + CST CMP X): New transformation.
6470 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
6472 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
6473 * fold-const.c (fold_binary_loc): Remove 2 transformations
6474 superseded by match.pd.
6475 * match.pd (x+x -> x*2): Generalize to integers.
6477 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
6479 * config/i386/i386.md (operation on memory peephole): Duplicate an
6480 existing peephole and adapt it to match lea rather than an operation
6483 PR rtl-optimization/57193
6484 * opts.c (default_options_table): Add OPT_frename_registers at -O2
6486 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
6488 2016-04-26 Bin Cheng <bin.cheng@arm.com>
6490 * tree-if-conv.c (any_pred_load_store): New static variable.
6491 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
6492 any_pred_load_store instead of and_mask_load_store.
6493 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
6494 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
6495 (combine_blocks, tree_if_conversion): Ditto.
6497 2016-04-26 Bin Cheng <bin.cheng@arm.com>
6499 PR tree-optimization/70771
6500 PR tree-optimization/70775
6501 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
6502 virtual PHI nodes. Delete parameter.
6503 (if_convertible_loop_p_1): Delete argument to above function.
6504 (predicate_all_scalar_phis): Delete code handling single-argument
6506 (tree_if_conversion): Mark and update virtual SSA.
6508 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6511 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
6512 (x86_elf_aligned_common): Rename to ...
6513 (x86_elf_aligned_decl_common): ... this.
6514 Add decl arg. Switch to .lbss for largecomm object. Use
6515 LARGECOMM_SECTION_ASM_OP.
6516 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
6518 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
6519 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
6521 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
6522 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
6524 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6527 * config/i386/i386.c (SECTION_LARGE): Define.
6528 (x86_64_elf_select_section): Set it for large data/bss sections.
6529 Only clear SECTION_WRITE for .lrodata.
6530 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
6532 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
6533 * varasm.c (default_elf_asm_named_section): Grow flagchars.
6534 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
6536 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
6537 * doc/tm.texi: Regenerate.
6539 2016-04-26 Jakub Jelinek <jakub@redhat.com>
6542 * configure.ac (--enable-checking): Document extra flag, for
6543 non-release builds default to --enable-checking=yes,extra.
6544 If misc checking and extra checking, define CHECKING_P to 2 instead
6546 * common.opt (fchecking=): Add.
6547 * doc/invoke.texi (-fchecking=): Document.
6548 * doc/install.texi: Document --enable-checking changes.
6549 * configure: Regenerated.
6550 * config.in: Regenerated.
6552 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6554 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
6555 attribute instead of which_alternative.
6556 * config/i386/sse.md (*mov<mode>_internal): Ditto.
6557 Use EXT_REX_SSE_REG_P where appropriate.
6559 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6561 * config/i386/predicates.md (const0_operand): Do not match
6562 const_wide_int code.
6563 (const1_operand): Ditto.
6565 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6567 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
6568 for SSE constm1 operands and TARGET_AVX512VL.
6569 (*movti_internal): Ditto.
6570 (*mov<mode>_or): Use constm1_operand predicate.
6571 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
6572 for SSE vector_all_ones operands and TARGET_AVX512VL.
6573 * config/i386/predicates.md (constm1_operand): New predicate.
6574 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
6575 emission of constant -1 load.
6577 2016-04-25 Jason Merrill <jason@redhat.com>
6579 * gdbinit.in: Skip is-a.h.
6581 * attribs.c (register_scoped_attributes): Fix logic.
6582 * attribs.h: Declare register_scoped_attributes.
6584 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6586 * config/rs6000/rs6000-builtin.def: Correct pasto error for
6587 stxvd2x and stxvw4x built-in functions.
6589 2016-04-25 DJ Delorie <dj@redhat.com>
6591 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
6592 (ashrhi3): Likewise.
6593 (lshrhi3): Likewise.
6595 2016-04-25 Richard Biener <rguenther@suse.de>
6597 PR tree-optimization/70780
6598 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
6600 (compute_antic): Mark blocks with abnormal preds as visited as
6601 they have a final empty antic-in solution already.
6603 2016-04-25 Michael Collison <michael.collison@linaro.org>
6605 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
6607 2016-04-25 Michael Collison <michael.collison@linaro.org>
6609 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
6610 mode is VQI to improve mixed mode vectorization.
6611 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
6612 define_insn to match low half of signed vaddw.
6613 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
6614 define_insn to match high half of signed vaddw.
6615 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
6616 define_insn to match low half of unsigned vaddw.
6617 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
6618 define_insn to match high half of unsigned vaddw.
6619 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
6620 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6621 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
6623 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6624 * config/arm/predicates.md (vect_par_constant_high): Support
6625 big endian and simplify by calling
6626 arm_simd_check_vect_par_cnst_half
6627 (vect_par_constant_low): Likewise.
6629 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6631 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
6632 predicate for operand 2.
6634 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
6635 H.J. Lu <hongjiu.lu@intel.com>
6637 * config/i386/i386-protos.h (standard_sse_constant_p): Add
6638 machine_mode argument.
6639 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
6640 constm1_rtx operands. For VOIDmode constants, get mode from
6641 pred_mode. Check mode size if the mode is supported by ABI.
6642 (standard_sse_constant_opcode): Do not use standard_constant_p.
6643 Strictly check ABI support for all-ones operands.
6644 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
6645 immediates. Update calls to standard_sse_constant_p.
6646 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
6647 (ix86_rtx_costs): Ditto.
6648 * config/i386/i386.md (*movxi_internal_avx512f): Use
6649 nonimmediate_or_sse_const_operand instead of vector_move_operand.
6650 Use (v,BC) alternative instead of (v,C). Use register_operand
6651 checks instead of MEM_P.
6652 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
6653 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
6654 isa attribute. Use register_operand checks instead of MEM_P.
6655 (*movti_internal): Use nonimmediate_or_sse_const_operand for
6656 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
6657 alternative and corresponding sse2 isa attribute.
6658 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
6659 to standard_sse_constant_p.
6660 (FP constant splitters): Ditto.
6661 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
6663 * config/i386/predicates.md (constm1_operand): Remove.
6664 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
6665 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
6666 vector_all_ones_operand instead of constm1_operand.
6668 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6670 * print-rtl.c (print_rtx_insn_vec): New function.
6671 * print-rtl.h: New prototype.
6672 * store-motion.c (struct st_expr): Make avail_stores a vector.
6673 (st_expr_entry): Adjust.
6674 (free_st_expr_entry): Likewise.
6675 (print_store_motion_mems): Likewise.
6676 (find_moveable_store): Likewise.
6677 (compute_store_table): Likewise.
6678 (delete_store): Likewise.
6679 (build_store_vectors): Likewise.
6681 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6683 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
6685 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6687 * vec.h (vec_safe_contains): New function.
6688 (vec::contains): Likewise.
6689 (vec::begin): Likewise.
6690 (vec::end): Likewise.
6692 2016-04-23 Jakub Jelinek <jakub@redhat.com>
6695 * cfgexpand.c (expand_stack_vars): Fix typo.
6697 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6699 * system.h (list, map, set, vector): Include conditionally.
6700 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
6701 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
6702 * ipa-icf.c (INCLUDE_LIST): Define.
6703 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
6704 * config/sh/sh.c (INCLUDE_VECTOR): Define.
6705 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
6706 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
6707 * cp/logic.cc (INCLUDE_LIST): Define.
6708 * fortran/trans-common.c (INCLUDE_MAP): Define.
6710 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6712 * auto-profile.c: Remove <string.h> include.
6713 * ipa-icf-gimple.c: Remove <list> include.
6714 * diagnostic.c: Remove <new> include.
6715 * genmatch.c: Likewise.
6716 * pretty-print.c: Likewise.
6717 * toplev.c: Likewise
6718 * c/c-objc-common.c: Likewise.
6719 * cp/error.c: Likewise.
6720 * fortran/error.c: Likewise.
6722 2016-04-22 Richard Biener <rguenther@suse.de>
6724 * lto-streamer-in.c (input_ssa_names): Do not allocate
6725 GIMPLE_NOP for all SSA names.
6726 * lto-streamer-out.c (output_ssa_names): Do not output
6727 SSA names that should have been released.
6729 2016-04-22 Richard Biener <rguenther@suse.de>
6731 PR tree-optimization/70740
6732 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
6735 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
6738 * config/i386/predicates.md (call_insn_operand): Replace
6739 sibcall_memory_operand with memory_operand.
6741 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
6743 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
6744 has_single_use() tests.
6745 (register_edge_assert_for_1): Likewise.
6746 (find_assert_locations_1): Check the liveness bitmap instead of
6747 checking has_single_use().
6749 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
6752 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
6753 Extract AVX-512BW constraint from AVX.
6755 2016-04-21 Richard Biener <rguenther@suse.de>
6757 PR tree-optimization/70725
6758 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
6759 for phi_convertible_by_degenerating_args.
6760 (predicate_all_scalar_phis): Handle single-argument PHIs.
6762 2016-04-21 Richard Biener <rguenther@suse.de>
6765 * fold-const.c (fold_comparison): Return properly typed
6768 2016-04-21 Bin Cheng <bin.cheng@arm.com>
6770 PR tree-optimization/70715
6771 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6772 after expanding BASE using expand_simple_operations.
6774 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
6776 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
6777 New transformations.
6779 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
6781 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
6783 2016-04-20 Jan Hubicka <jh@suse.cz>
6785 * ipa-inline.c (can_inline_edge_p): Pass caller info to
6786 ultiimate_alias_target.
6787 (update_callee_keys): Likewise.
6788 (lookup_recursive_calls): Likewise.
6789 (speculation_useful_p): Likewise.
6791 2016-04-20 Jan Hubicka <jh@suse.cz>
6794 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
6795 (set_nothrow_flag_1): ... this; handle interposition correctly;
6796 recurse on aliases and thunks.
6797 (cgraph_node::set_nothrow_flag): New.
6798 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
6799 functions compiled with non-call exceptions that binds to current
6801 (propagate_nothrow): Be safe WRT interposition.
6802 * cgraph.h (set_nothrow_flag): Update prototype.
6804 2016-04-18 Jan Hubicka <jh@suse.cz>
6806 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6807 max_loop_iterations_int.
6808 (tree_unswitch_outer_loop): Likewise.
6810 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6812 PR tree-optimization/69489
6813 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
6814 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
6815 Revise dump message.
6816 (if_convertible_bb_p): Remove check on edge count of basic block's
6819 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6821 PR tree-optimization/56625
6822 PR tree-optimization/69489
6823 * tree-data-ref.h (DR_INNERMOST): New macro.
6824 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
6825 hashing struct innermost_loop_behavior.
6826 (ref_DR_map): Remove.
6827 (innermost_DR_map): New map.
6828 (baseref_DR_map): Revise comment.
6829 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
6830 to innermost_DR_map accroding to its innermost loop behavior.
6831 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
6832 to its innermost loop behavior.
6833 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
6834 Add initialization for innermost_DR_map. Record memory reference
6835 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
6836 have innermost loop behavior.
6837 (if_convertible_loop_p): Remove release for ref_DR_map. Release
6840 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
6842 * config/i386/i386.md (*lea<mode>_general_1): Rename from
6843 *lea_general_1. Use explicit SWI12 mode interator.
6844 (*lea<mode>_general_2): Rename from *lea_general_2.
6845 Use explicit SWI12 mode interator.
6846 (*lea<mode>_general_3): Rename from *lea_general_3.
6847 Use explicit SWI12 mode interator.
6848 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
6849 Use explicit SWI12 mode interator.
6850 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
6851 Use explicit SWI48 mode interator.
6853 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
6855 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
6856 Short-cut unaligned load and store cases. Handle all integer
6858 (ix86_expand_vector_move_misalign): Short-cut unaligned load
6859 and store cases. Call ix86_avx256_split_vector_move_misalign
6860 directly without checking mode class.
6862 2016-04-20 Andrew Pinski <apinski@cavium.com>
6863 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6866 * config/aarch64/aarch64.md (sibcall): Force call
6867 address to be DImode for ILP32.
6868 (sibcall_value): Likewise.
6870 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
6872 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
6874 2016-04-20 Richard Biener <rguenther@suse.de>
6876 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
6877 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
6878 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
6879 (maybe_push_res_to_seq): Adjust.
6880 * gimple-fold.c (maybe_build_generic_op): Likewise.
6882 2016-04-20 Marek Polacek <polacek@redhat.com>
6884 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
6887 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
6889 * config/i386/sse.md (vec_unpacks_lo_hi): Always
6890 use kmovw to support AVX512F target.
6892 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6894 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
6896 2016-04-20 Marek Polacek <polacek@redhat.com>
6898 PR tree-optimization/70725
6899 * tree-if-conv.c (is_false_predicate): New function.
6900 (predicate_mem_writes): Use it.
6902 2016-04-20 Richard Biener <rguenther@suse.de>
6904 PR tree-optimization/70726
6905 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
6906 shift amounts from a pattern stmt operand.
6908 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6911 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
6912 stack_restore_from_fpr pattern when restoring r15.
6913 (s390_optimize_prologue): Strip away the memory barrier in the
6914 parallel when trying to get rid of restore insns.
6915 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
6916 definition for loading the stack pointer from an FPR. Compared to
6917 the normal move insn this pattern includes a full memory barrier.
6919 2016-04-19 Jakub Jelinek <jakub@redhat.com>
6922 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
6923 implicitly linear or lastprivate iterator on the outer context.
6925 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6927 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
6929 * config/i386/i386.md (ssememalign): Removed.
6930 * config/i386/sse.md: Remove ssememalign attribute from patterns.
6932 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6935 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
6936 const short * to __builtin_ia32_loaddquhi512_mask.
6937 (_mm512_maskz_loadu_epi16): Likewise.
6938 (_mm512_mask_storeu_epi16): Pass short * to
6939 __builtin_ia32_storedquhi512_mask.
6940 (_mm512_mask_loadu_epi8): Pass const char * to
6941 __builtin_ia32_loaddquqi512_mask.
6942 (_mm512_maskz_loadu_epi8): Likewise.
6943 (_mm512_mask_storeu_epi8): Pass char * to
6944 __builtin_ia32_storedquqi512_mask.
6945 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
6946 const double * to __builtin_ia32_loadupd512_mask.
6947 (_mm512_mask_loadu_pd): Likewise.
6948 (_mm512_maskz_loadu_pd): Likewise.
6949 (_mm512_storeu_pd): Pass double * to
6950 __builtin_ia32_storeupd512_mask.
6951 (_mm512_mask_storeu_pd): Likewise.
6952 (_mm512_loadu_ps): Pass const float * to
6953 __builtin_ia32_loadups512_mask.
6954 (_mm512_mask_loadu_ps): Likewise.
6955 (_mm512_maskz_loadu_ps): Likewise.
6956 (_mm512_storeu_ps): Pass float * to
6957 __builtin_ia32_storeups512_mask.
6958 (_mm512_mask_storeu_ps): Likewise.
6959 (_mm512_mask_loadu_epi64): Pass const long long * to
6960 __builtin_ia32_loaddqudi512_mask.
6961 (_mm512_maskz_loadu_epi64): Likewise.
6962 (_mm512_mask_storeu_epi64): Pass long long *
6963 to __builtin_ia32_storedqudi512_mask.
6964 (_mm512_loadu_si512): Pass const int * to
6965 __builtin_ia32_loaddqusi512_mask.
6966 (_mm512_mask_loadu_epi32): Likewise.
6967 (_mm512_maskz_loadu_epi32): Likewise.
6968 (_mm512_storeu_si512): Pass int * to
6969 __builtin_ia32_storedqusi512_mask.
6970 (_mm512_mask_storeu_epi32): Likewise.
6971 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
6972 char * to __builtin_ia32_storedquqi256_mask.
6973 (_mm_mask_storeu_epi8): Likewise.
6974 (_mm256_mask_loadu_epi16): Pass const short * to
6975 __builtin_ia32_loaddquhi256_mask.
6976 (_mm256_maskz_loadu_epi16): Likewise.
6977 (_mm_mask_loadu_epi16): Pass const short * to
6978 __builtin_ia32_loaddquhi128_mask.
6979 (_mm_maskz_loadu_epi16): Likewise.
6980 (_mm256_mask_loadu_epi8): Pass const char * to
6981 __builtin_ia32_loaddquqi256_mask.
6982 (_mm256_maskz_loadu_epi8): Likewise.
6983 (_mm_mask_loadu_epi8): Pass const char * to
6984 __builtin_ia32_loaddquqi128_mask.
6985 (_mm_maskz_loadu_epi8): Likewise.
6986 (_mm256_mask_storeu_epi16): Pass short * to.
6987 __builtin_ia32_storedquhi256_mask.
6988 (_mm_mask_storeu_epi16): Pass short * to.
6989 __builtin_ia32_storedquhi128_mask.
6990 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
6991 const double * to __builtin_ia32_loadupd256_mask.
6992 (_mm256_maskz_loadu_pd): Likewise.
6993 (_mm_mask_loadu_pd): Pass onst double * to
6994 __builtin_ia32_loadupd128_mask.
6995 (_mm_maskz_loadu_pd): Likewise.
6996 (_mm256_mask_storeu_pd): Pass double * to
6997 __builtin_ia32_storeupd256_mask.
6998 (_mm_mask_storeu_pd): Pass double * to
6999 __builtin_ia32_storeupd128_mask.
7000 (_mm256_mask_loadu_ps): Pass const float * to
7001 __builtin_ia32_loadups256_mask.
7002 (_mm256_maskz_loadu_ps): Likewise.
7003 (_mm_mask_loadu_ps): Pass const float * to
7004 __builtin_ia32_loadups128_mask.
7005 (_mm_maskz_loadu_ps): Likewise.
7006 (_mm256_mask_storeu_ps): Pass float * to
7007 __builtin_ia32_storeups256_mask.
7008 (_mm_mask_storeu_ps): ass float * to
7009 __builtin_ia32_storeups128_mask.
7010 (_mm256_mask_loadu_epi64): Pass const long long * to
7011 __builtin_ia32_loaddqudi256_mask.
7012 (_mm256_maskz_loadu_epi64): Likewise.
7013 (_mm_mask_loadu_epi64): Pass const long long * to
7014 __builtin_ia32_loaddqudi128_mask.
7015 (_mm_maskz_loadu_epi64): Likewise.
7016 (_mm256_mask_storeu_epi64): Pass long long * to
7017 __builtin_ia32_storedqudi256_mask.
7018 (_mm_mask_storeu_epi64): Pass long long * to
7019 __builtin_ia32_storedqudi128_mask.
7020 (_mm256_mask_loadu_epi32): Pass const int * to
7021 __builtin_ia32_loaddqusi256_mask.
7022 (_mm256_maskz_loadu_epi32): Likewise.
7023 (_mm_mask_loadu_epi32): Pass const int * to
7024 __builtin_ia32_loaddqusi128_mask.
7025 (_mm_maskz_loadu_epi32): Likewise.
7026 (_mm256_mask_storeu_epi32): Pass int * to
7027 __builtin_ia32_storedqusi256_mask.
7028 (_mm_mask_storeu_epi32): Pass int * to
7029 __builtin_ia32_storedqusi128_mask.
7030 * config/i386/i386-builtin-types.def (PCSHORT): New.
7032 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
7033 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
7034 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
7035 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
7036 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
7037 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
7038 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
7039 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
7040 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
7041 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
7042 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
7043 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
7044 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
7045 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
7046 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
7047 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
7048 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
7049 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
7050 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
7051 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
7052 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
7053 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
7054 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
7055 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
7056 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
7057 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
7058 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
7059 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
7060 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
7061 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
7062 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
7063 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
7064 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
7065 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
7066 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
7067 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
7068 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
7069 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
7070 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
7071 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
7072 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
7073 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
7074 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
7075 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
7076 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
7077 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
7078 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
7079 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
7080 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
7082 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
7083 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
7085 (ix86_expand_vector_move_misalign): Likewise.
7086 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
7087 to scalar function prototype for unaligned load/store builtins.
7088 (ix86_expand_special_args_builtin): Updated.
7089 * config/i386/sse.md (UNSPEC_LOADU): Removed.
7090 (UNSPEC_STOREU): Likewise.
7091 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
7092 (VI_ULOADSTORE_F_AVX512VL): Likewise.
7093 (ssescalarsize): Handle V4TI, V2TI and V1TI.
7094 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
7095 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
7096 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
7097 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
7098 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
7099 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
7100 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
7101 (<avx512>_storedqu<mode>_mask): Likewise.
7102 (*sse4_2_pcmpestr_unaligned): Likewise.
7103 (*sse4_2_pcmpistr_unaligned): Likewise.
7104 (*mov<mode>_internal): Renamed to ...
7105 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
7106 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
7107 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
7108 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
7110 2016-04-19 Richard Biener <rguenther@suse.de>
7112 PR tree-optimization/70171
7113 * tree-ssa-phiprop.c: Include stor-layout.h.
7114 (phiprop_insert_phi): Handle the aggregate copy case.
7115 (propagate_with_phi): Likewise.
7117 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
7119 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
7120 instead of simplify_gen_subreg (... , 0).
7121 (ix86_delegitimize_address): Ditto.
7122 (ix86_split_divmod): Ditto.
7123 (ix86_split_copysign_const): Ditto.
7124 (ix86_split_copysign_var): Ditto.
7125 (ix86_expand_args_builtin): Ditto.
7126 (ix86_expand_round_builtin): Ditto.
7127 (ix86_expand_special_args_builtin): Ditto.
7128 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
7129 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
7130 (udivmodqi4): Ditto.
7131 (absneg splitters): Ditto.
7132 (*jcc_bt<mode>_1): Ditto.
7134 2016-04-19 Richard Biener <rguenther@suse.de>
7136 PR tree-optimization/70724
7137 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
7138 restoring out from ...
7139 (free_scc_vn): ... here.
7140 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
7141 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
7143 (pass_fre::execute): Restore SSA info.
7145 2016-04-19 Richard Biener <rguenther@suse.de>
7147 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
7148 * gimple-walk.c (walk_gimple_op): Initialize it.
7149 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
7150 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
7151 remapping SSA names of defs.
7152 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
7155 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
7158 * lra-constraints.c (equiv_substition_p): New.
7159 (process_alt_operands): Use it.
7160 (swap_operands): Swap it.
7161 (curr_insn_transform): Update it.
7163 2016-04-18 Michael Matz <matz@suse.de>
7165 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
7166 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
7167 * tree-core.h (tree_type_common.align): Use bit-field.
7168 (tree_type_common.spare): New.
7169 (tree_decl_common.off_align): Make smaller.
7170 (tree_decl_common.align): Use bit-field.
7172 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
7173 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
7174 (scan_sharing_clauses): Ditto.
7175 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
7176 (omp_finish_file): Ditto.
7177 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
7178 (layout_decl): Ditto.
7179 (relayout_decl): Ditto.
7180 (finalize_record_size): Use SET_TYPE_ALIGN.
7181 (finalize_type_size): Ditto.
7182 (finish_builtin_struct): Ditto.
7183 (layout_type): Ditto.
7184 (initialize_sizetypes): Ditto.
7185 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
7186 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
7187 (lookup_field_for_decl): Use SET_DECL_ALIGN.
7188 (get_chain_field): Ditto.
7189 (get_trampoline_type): Ditto.
7190 (get_nl_goto_field): Ditto.
7191 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
7193 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
7194 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
7195 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
7196 (build_qualified_type): Use SET_TYPE_ALIGN.
7197 (build_aligned_type, build_range_type_1): Ditto.
7198 (build_atomic_base): Ditto.
7199 (build_common_tree_nodes): Ditto.
7200 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
7201 (expand_one_stack_var_at): Ditto.
7202 * coverage.c (build_var): Use SET_DECL_ALIGN.
7203 * except.c (init_eh): Ditto.
7204 * function.c (assign_parm_setup_block): Ditto.
7205 * symtab.c (increase_alignment_1): Ditto.
7206 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
7207 * tree-vect-stmts.c (ensure_base_align): Ditto.
7208 * varasm.c (align_variable): Ditto.
7209 (assemble_variable): Ditto.
7210 (build_constant_desc): Ditto.
7211 (output_constant_def_contents): Ditto.
7213 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
7214 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
7215 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
7216 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
7217 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
7219 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
7222 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
7223 replace %vmovsd with "%vmovq".
7224 (vec_concatv2df): Likewise.
7226 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
7228 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
7229 (*vec_extractv2si_0): Ditto.
7230 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
7231 (zero_extended_scalar_load_operand splitters): Ditto.
7232 (vec_extract splitters): Ditto.
7233 (*vec_extractv4si_0_zext): Ditto.
7234 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
7236 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
7237 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
7238 (*sse4_1_extractps): Use lowpart_subreg.
7239 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
7241 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7243 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
7245 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
7246 Mention Solaris 11 packaging changes.
7247 Update gas and gld requirements.
7248 Remove reference to pre-Solaris 10 bug.
7249 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
7251 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
7254 2016-04-17 Jan Hubicka <jh@suse.cz>
7256 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
7257 max_loop_iterations_int.
7259 2016-04-18 Richard Biener <rguenther@suse.de>
7261 PR tree-optimization/43434
7262 * tree-ssa-structalias.c (struct vls_data): New.
7263 (visit_loadstore): Handle all pointer-based accesses.
7264 (compute_dependence_clique): Compute a bitmap of restrict tags
7265 assigned bases and pass it to visit_loadstore.
7267 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
7270 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
7271 armv8.1-a and armv8.1-a+crc.
7273 2016-04-18 Richard Biener <rguenther@suse.de>
7275 PR tree-optimization/70701
7276 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
7277 references after translating through a memcpy.
7279 2016-04-18 Richard Biener <rguenther@suse.de>
7281 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
7282 (compute_antic): ... here. For partial antic use regular
7283 postorder and scrap iteration.
7284 (compute_partial_antic_aux): Remove unused return value.
7285 (init_pre): Do not allocate postorder.
7286 (fini_pre): Do not free postorder.
7288 2016-04-18 Richard Biener <rguenther@suse.de>
7291 * expmed.c (extract_bit_field_1): Remove broken case
7292 using a wider MODE_INT mode.
7294 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
7296 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
7297 unless compiling with at least GCC-4.8.
7299 2016-04-17 Jan Hubicka <jh@suse.cz>
7302 * graphite.c (graphite_finalize): Update call to
7303 tree_estimate_probability.
7304 * predict.h (tree_estimate_probability): Update prototype.
7306 2016-04-17 Jan Hubicka <jh@suse.cz>
7308 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
7309 (tree_estimate_probability): Likewise.
7310 (pass_profile::execute): Update.
7311 (report_predictor_hitrates): New function.
7312 * profile.c (compute_branch_probabilities): Use it.
7313 * predict.h (report_predictor_hitrates): Declare.
7315 2016-04-17 Jan Hubicka <jh@suse.cz>
7318 * cgraph.h (cgraph_node::set_const_flag,
7319 cgraph_node::set_pure_flag): Update prototype to return bool;
7321 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
7322 of interposable symbol are interposable, too.
7323 (cgraph_set_const_flag_1): Rename to ...
7324 (set_const_flag_1): ... this one; change to self recursive function
7325 instead of call_for_symbol_thunks_and_aliases. Handle correctly
7326 clearnig the flag in all variants and also virtual thunks of const
7327 functions are pure; track if any change was done.
7328 (cgraph_node::set_const_flag): Update.
7329 (struct set_pure_flag_info): New struct.
7330 (cgraph_set_pure_flag_1): Rename to ...
7331 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
7332 rather than pointer encoded flags; track if any changes was done;
7333 handle correctly clearning flag and setting flag of aliases already
7335 (cgraph_node::set_pure_flag): Update.
7336 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
7338 2016-04-17 Tom de Vries <tom@codesourcery.com>
7341 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
7344 2016-04-17 Tom de Vries <tom@codesourcery.com>
7346 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
7347 '{}<> ' as escape-for-record.
7349 2016-04-17 Tom de Vries <tom@codesourcery.com>
7351 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
7354 2016-04-17 Tom de Vries <tom@codesourcery.com>
7357 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
7358 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
7359 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
7360 * passes.c (finish_optimization_passes): Only call
7361 finish_graph_dump_file if dfi->graph_dump_initialized.
7362 (execute_function_dump, pass_init_dump_file): Use
7363 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
7365 2016-04-17 Tom de Vries <tom@codesourcery.com>
7367 PR tree-optimization/70256
7368 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
7369 (debug_varmap): New function.
7371 2016-04-17 Tom de Vries <tom@codesourcery.com>
7374 * passes.c (pass_manager::register_pass): Propagate pflags.
7376 2016-04-17 Tom de Vries <tom@codesourcery.com>
7379 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
7380 * passes.c (pass_manager::pass_manager): Declare and init p_start in
7381 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
7382 check if it's equal to p_start.
7383 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
7385 2016-04-15 Jan Hubicka <jh@suse.cz>
7388 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
7389 function does not bind to current def.
7390 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
7391 handle conservatively calls to functions that does not need to bind
7393 (check_call): Update call of worse_state.
7394 (ignore_edge_for_nothrow): Update.
7395 (ignore_edge_for_pure_const): Likewise.
7396 (propagate_pure_const): Update calls to worse_state.
7397 (skip_function_for_local_pure_const): Reformat comments.
7399 2016-04-15 Jan Hubicka <jh@suse.cz>
7402 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
7403 (cgraph_node::function_symbol): Likewise.
7404 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
7405 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
7406 (symtab_node::ultimate_alias_target): Add REF parameter.
7407 (symtab_node::binds_to_current_def_p): Declare.
7408 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
7409 (cgraph_node::function_symbol): Likewise.
7410 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
7411 (cgraph_node::get_availability): Likewise.
7412 (cgraph_edge::binds_to_current_def_p): New inline function.
7413 (varpool_node::get_availability): Add REF parameter.
7414 (varpool_node::ultimate_alias_target): Likewise.
7415 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
7416 (symtab_node::binds_to_current_def_p): Likewise.
7417 * varpool.c (varpool_node::get_availability): Likewise.
7419 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
7422 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
7423 Fix mode size check.
7425 2016-04-15 Jakub Jelinek <jakub@redhat.com>
7427 * BASE-VER: Set to 7.0.0.
7429 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
7431 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
7433 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7435 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
7436 architecture revisions.
7438 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
7440 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
7441 * config/i386/i386.c (ix86_using_red_zone): No longer static.
7442 * config/i386/i386.md (stack decrement to push peepholes): Guard
7443 with !x86_using_red_zone ().
7445 2016-04-15 Jakub Jelinek <jakub@redhat.com>
7448 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
7449 to dump_generic_node.
7450 (NIY): Pass also flags to do_niy.
7452 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
7454 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
7455 (simd_clone_vector_of_formal_parm_types)
7456 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
7457 (simd_clone_mangle, simd_clone_create)
7458 (simd_clone_adjust_return_type, create_tmp_simd_array)
7459 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
7460 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
7461 (ipa_simd_modify_function_body, simd_clone_linear_addend)
7462 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
7463 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
7464 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
7465 * omp-simd-clone.c: ... this new file.
7466 (simd_clone_vector_of_formal_parm_types): Make it static.
7467 * Makefile.in (OBJS): Add omp-simd-clone.o.
7469 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
7472 * config/i386/sse.md: Use proper memory operand modifiers.
7475 2016-04-15 Richard Biener <rguenther@suse.de>
7476 Alan Modra <amodra@gmail.com>
7478 PR tree-optimization/70130
7479 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
7480 when alignment stays not the same and no not use the realign
7483 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7486 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
7487 direct move handlers for KFmode. Change TFmode handlers test from
7488 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
7490 2016-04-14 Jakub Jelinek <jakub@redhat.com>
7493 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
7494 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
7495 (inlined_polymorphic_ctor_dtor_block_p): Use it.
7496 * tree-ssa-live.c (remove_unused_scope_block_p): When
7497 in_ctor_dtor_block, avoid discarding not just BLOCKs with
7498 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
7499 block_ultimate_origin is FUNCTION_DECL.
7500 (remove_unused_locals): If current_function_decl is
7501 polymorphic_ctor_dtor_p, pass initial true to
7502 remove_unused_scope_block_p' is_ctor_dtor_block.
7504 2016-04-14 Martin Sebor <msebor@redhat.com>
7509 * doc/extend.texi (Variable Length): Revert.
7511 2016-04-14 Marek Polacek <polacek@redhat.com>
7512 Jan Hubicka <hubicka@ucw.cz>
7515 * tree.c (verify_type): Disable the canonical type of main variant
7518 2016-04-14 Jason Merrill <jason@redhat.com>
7520 * cfgexpand.c, expr.c: Revert previous change.
7522 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
7525 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
7526 when building a mem ref for the incoming reduction variable.
7528 2016-04-14 Richard Biener <rguenther@suse.de>
7530 PR tree-optimization/70614
7531 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
7532 loop if the evolution dropped to chrec_dont_know.
7533 (interpret_condition_phi): Likewise.
7535 2016-04-14 Richard Biener <rguenther@suse.de>
7537 PR tree-optimization/70623
7538 * tree-ssa-pre.c (changed_blocks): Make global ...
7539 (compute_antic): ... local here. Move and fix worklist
7540 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
7541 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
7542 worklist handling, dump when ANTIC_IN changed.
7543 (compute_partial_antic_aux): Remove worklist handling.
7544 (init_pre): Do not compute post dominators. Add a comment about
7545 the CFG order chosen.
7546 (fini_pre): Do not free post dominators.
7548 2016-04-13 Martin Sebor <msebor@redhat.com>
7553 * doc/extend.texi (Variable Length): Document C++ specifics.
7555 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7558 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
7559 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
7560 eh edges have been purged.
7563 * tree-sra.c (create_access_replacement,
7564 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
7566 * tree-pretty-print.c (dump_fancy_name): New function.
7567 (dump_decl_name, dump_generic_node): Use it.
7569 2016-04-13 Jason Merrill <jason@redhat.com>
7571 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
7572 * expr.c (expand_expr_real_1): Likewise.
7574 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
7576 * config/i386/i386.md (kunpckhi): Swap operands.
7577 (kunpcksi): Likewise.
7578 (kunpckdi): Likewise.
7579 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
7580 (vec_pack_trunc_<mode>): Likewise.
7582 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7585 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
7588 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
7589 gimplification turns some element into non-constant.
7592 * rtl.h (convert_memory_address_addr_space_1): New prototype.
7593 * explow.c (convert_memory_address_addr_space_1): No longer static,
7594 add NO_EMIT argument and don't call convert_modes if true, pass
7595 it down recursively, remove break after return.
7596 (convert_memory_address_addr_space): Adjust caller.
7597 * simplify-rtx.c (simplify_unary_operation_1): Call
7598 convert_memory_address_addr_space_1 instead of convert_memory_address,
7599 if it returns NULL, don't simplify.
7601 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
7604 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
7606 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7608 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7609 Bump the upper SIMDLEN limits, so that if the return type or
7610 characteristic type if the return type is void can be passed in
7611 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
7614 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7617 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
7618 Do not use "=" constraint on an input constraint.
7619 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7620 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7621 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
7622 generates (neg (abs ...)) instead of (abs ...).
7624 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7626 PR rtl-optimization/70596
7627 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
7628 just invalidate LRA data and reset them. Adjust dump wording.
7630 2016-04-12 Martin Liska <mliska@suse.cz>
7633 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7635 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7637 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7638 max_loop_iterations_int.
7639 (tree_unswitch_outer_loop): Likewise.
7640 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7641 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7643 2016-04-12 Tom de Vries <tom@codesourcery.com>
7645 PR tree-optimization/68756
7646 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
7647 instead of new_name.
7649 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7651 PR tree-optimization/70602
7652 * tree-sra.c (generate_subtree_copies): Don't write anything into
7653 constant pool decls.
7655 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
7656 regardless whether there are depend clauses or not.
7658 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7661 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
7662 target attribute and pragma from changing the -mfloat128
7663 and -mfloat128-hardware options.
7665 * doc/extend.texi (Additional Floating Types): Document PowerPC
7666 __float128 restrictions.
7668 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7671 * config/aarch64/driver-aarch64.c
7672 (aarch64_get_extension_string_for_isa_flags): New.
7673 (arch_extension): Rename to...
7674 (aarch64_arch_extension): ...This.
7675 (ext_to_feat_string): Rename to...
7676 (aarch64_extensions): ...This.
7677 (aarch64_core_data): Keep track of architecture extension flags.
7678 (cpu_data): Rename to...
7679 (aarch64_cpu_data): ...This.
7680 (aarch64_arch_driver_info): Keep track of architecture extension
7682 (get_arch_name_from_id): Rename to...
7683 (get_arch_from_id): ...This, change return type.
7684 (host_detect_local_cpu): Update and reformat for renames, handle
7685 extensions through common infrastructure.
7687 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7690 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
7691 track of a canonical flag name.
7692 (all_extensions): Likewise.
7693 (arch_to_arch_name): Also track extension flags enabled by the arch.
7694 (all_architectures): Likewise.
7695 (aarch64_parse_extension): Move to here.
7696 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
7698 (aarch64_rewrite_selected_cpu): Update for above change.
7699 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
7700 are handled, such that the single explicit value enabled by an
7701 extension is kept seperate from the implicit values it also enables.
7702 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
7704 (aarch64_parse_extension): New.
7705 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
7706 here to config/aarch64/aarch64-protos.h.
7707 (aarch64_parse_extension): Move from here to
7708 common/config/aarch64/aarch64-common.c.
7709 (aarch64_option_print): Update.
7710 (aarch64_declare_function_name): Likewise.
7711 (aarch64_start_file): Likewise.
7712 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
7713 the canonical flag for extensions.
7714 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
7717 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7719 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
7722 2016-04-09 Tom de Vries <tom@codesourcery.com>
7724 PR tree-optimization/68953
7725 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
7726 first to last subscript.
7728 2016-04-09 Jakub Jelinek <jakub@redhat.com>
7730 PR tree-optimization/70586
7731 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
7734 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
7738 PR tree-optimization/70373
7742 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
7743 clauses for acc parallel reductions as necessary. Error on those
7745 * omp-low.c (scan_sharing_clauses): Don't install variables which
7746 are used in acc parallel reductions.
7747 (lower_rec_input_clauses): Remove dead code.
7748 (lower_oacc_reductions): Add support for reference reductions.
7749 (lower_reduction_clauses): Remove dead code.
7750 (lower_omp_target): Don't remap variables appearing in acc parallel
7752 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
7754 2016-04-08 Jakub Jelinek <jakub@redhat.com>
7757 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
7758 with multiple SSA_NAME defs, force the outputs other than first
7759 to be live before calling live_track_process_def on each output.
7761 PR rtl-optimization/70574
7762 * fwprop.c (forward_propagate_and_simplify): Don't add
7763 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
7764 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
7765 paradoxical subregs within *loc.
7767 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
7769 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
7770 -ftree-parallelize-loops={0,1}.
7771 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
7772 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
7773 * config/ia64/hpux.h (LIB_SPEC): Likewise.
7774 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
7775 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
7777 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
7780 * asan.c (instrument_derefs): If we get unknown location, extract it
7782 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
7784 2016-04-08 Tom de Vries <tom@codesourcery.com>
7786 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
7787 implicit firstprivate clause.
7789 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7792 * config/arm/thumb2.md (tst + branch-> lsls + branch
7793 peephole below *orsi_not_shiftsi_si): Require that condition
7794 register is dead after the peephole.
7795 (second peephole after the above): Likewise.
7797 2016-04-08 Alan Modra <amodra@gmail.com>
7800 * builtins.c (fold_builtin_classify): For IBM extended precision,
7801 look at just the high-order double to test for NaN.
7802 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
7803 test just the high double for Inf but both doubles for subnormal
7806 2016-04-07 Jakub Jelinek <jakub@redhat.com>
7808 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
7809 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
7810 node->simdclone->mask_mode != VOIDmode masks.
7811 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
7812 earlier, use it instead of node->simdclone.
7813 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7814 Set clonei->mask_mode.
7816 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
7819 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
7820 Pass it through to cp_parser_already_scoped_statement.
7821 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
7822 it through to cp_parser_statement.
7823 (cp_parser_statement): Pass IF_P through to
7824 cp_parser_iteration_statement.
7825 (cp_parser_pragma): Adjust call to
7826 cp_parser_iteration_statement.
7828 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
7831 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
7832 resolve a future -Wparentheses warning.
7833 * omp-low.c (scan_sharing_clauses): Likewise.
7834 * tree-parloops.c (eliminate_local_variables): Likewise.
7836 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
7838 PR rtl-optimization/70398
7839 * lra-constraints.c (process_address_1): Check zero scale and code
7840 for reloading with zero scale.
7842 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
7844 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
7845 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
7847 2016-04-06 Jakub Jelinek <jakub@redhat.com>
7849 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7850 Add support for AVX512F clones, include them by default for
7851 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
7852 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
7856 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
7857 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
7858 firstprivate clauses.
7859 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
7860 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
7861 (lower_omp_target): Set TREE_NO_WARNING for
7862 non-addressable possibly uninitialized vars which are copied into
7863 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
7865 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
7867 * config/pa/predicates.md (integer_store_memory_operand): Accept
7868 REG+D operands with a large offset when reload_in_progress is true.
7869 (floating_point_store_memory_operand): Likewise.
7871 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7874 * match.pd (nested int casts): Limit to GIMPLE.
7876 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
7879 * ipa-devirt.c (maybe_record_node): Fix comment; use
7880 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
7882 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7884 PR rtl-optimization/70542
7885 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
7886 if there are any uses other than insn or debug insns.
7888 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
7889 Jakub Jelinek <jakub@redhat.com>
7891 PR tree-optimization/70509
7892 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
7893 Shift HOST_WIDE_INT_1U instead of 1.
7895 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
7897 PR tree-optimization/70509
7898 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
7899 of the vector base type for index.
7901 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
7904 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
7906 2016-04-05 Richard Biener <rguenther@suse.de>
7908 PR tree-optimization/70526
7909 * tree-sra.c (build_ref_for_offset): Use prev_base to
7910 extract the alias pointer type.
7912 2016-04-05 Richard Biener <rguenther@suse.de>
7914 * dse.c (struct store_info): Remove alias_set member.
7915 (struct read_info_type): Likewise.
7916 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
7917 spill_deleted, clear_alias_set_lookup): Remove.
7918 (get_group_info): Remove dead base == NULL_RTX case.
7919 (dse_step0): Remove initialization of removed variables.
7920 (delete_dead_store_insn): Reomve alias set dumping.
7921 (free_read_records): Remove alias_set handling.
7922 (canon_address): Remove alias_set_out parameter.
7923 (record_store): Remove spill_alias_set, it's always zero.
7924 (check_mem_read_rtx): Likewise.
7925 (dse_step2): Rename from ...
7926 (dse_step2_nospill): ... this. Adjust.
7927 (scan_stores): Rename from ...
7928 (scan_stores_nospill): ... this.
7929 (scan_reads): Rename from ...
7930 (scan_reads_nospill): ... this.
7931 (scan_stores_spill, scan_reads_spill): Remove.
7932 (dse_step3_scan): Remove for_spills argument which is always false.
7933 (dse_step3): Likewise.
7934 (dse_step5): Rename from ...
7935 (dse_step5_nospill): ... this. Remove alias_set handling.
7936 (rest_of_handle_dse): Adjust.
7938 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7941 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
7942 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
7943 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
7944 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
7946 2016-04-05 Richard Biener <rguenther@suse.de>
7949 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
7950 non-register type temporaries into SSA.
7952 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
7955 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
7956 calls when sanitizing.
7957 (possible_polymorphic_call_target_p): Fix formatting.
7959 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7960 Jakub Jelinek <jakub@redhat.com>
7963 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
7964 to ensure a call statement is compatible with a built-in's
7966 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
7969 2016-04-04 Richard Biener <rguenther@suse.de>
7971 PR rtl-optimization/70484
7972 * rtl.h (canon_output_dependence): Declare.
7973 * alias.c (canon_output_dependence): New function.
7974 * dse.c (record_store): Use canon_output_dependence rather
7975 than canon_true_dependence.
7977 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7980 * cgraph.h (symtab_node::copy_visibility_from): New function.
7981 * symtab.c (symtab_node::copy_visibility_from): New function.
7982 * ipa-visibility.c (optimize_weakref): New function.
7983 (function_and_variable_visibility): Use it.
7985 2016-04-04 Martin Liska <mliska@suse.cz>
7988 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
7989 value that is really in range handled by SBR instruction.
7990 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
7991 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
7992 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
7994 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
7998 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
7999 set, but not for SP_REG operands.
8001 2016-04-02 Martin Sebor <msebor@redhat.com>
8004 * fold-const.c (maybe_nonzero_address): New function.
8005 (fold_comparison): Call it. Fold equality and relational
8006 expressions involving null pointers.
8007 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
8009 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
8011 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
8012 the "Y" constraint (scalar FP 0.0 immediate).
8014 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
8015 Add the "const_double" to the list of operand constraints.
8017 2016-04-01 Jakub Jelinek <jakub@redhat.com>
8019 PR rtl-optimization/70467
8020 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
8021 If low word of the last operand is 0, just emit addition/subtraction
8024 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8027 * config/s390/s390.c (s390_expand_insv): Check for everything
8028 constant instead of just VOIDmode stuff.
8030 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8033 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
8035 2016-04-01 Nathan Sidwell <nathan@acm.org>
8037 * tree.def (TRY_CATCH_EXPR): Correct documentation.
8039 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
8041 PR rtl-optimization/70461
8042 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
8045 2016-03-31 Martin Liska <mliska@suse.cz>
8048 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
8049 a tree value or an immediate integer value to a buffer
8050 that is eventually copied to a BRIG section.
8051 (emit_immediate_operand): Call the function here.
8052 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
8053 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
8054 of class' fields that are removed.
8055 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
8056 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
8057 m_brig_repr_size fields.
8059 2016-03-31 Martin Liska <mliska@suse.cz>
8062 * hsa-gen.c (hsa_function_representation::update_dominance): New
8064 (convert_addr_to_flat_segment): Likewise.
8065 (gen_hsa_memory_set): New alignment argument.
8066 (gen_hsa_ctor_assignment): Likewise.
8067 (gen_hsa_insns_for_single_assignment): Provide alignment
8068 to gen_hsa_ctor_assignment.
8069 (gen_hsa_insns_for_direct_call): Add new argument.
8070 (expand_lhs_of_string_op): New function.
8071 (expand_string_operation_builtin): Likewise.
8072 (expand_memory_copy): New function.
8073 (expand_memory_set): New function.
8074 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
8075 (convert_switch_statements): Change signature.
8076 (generate_hsa): Use a return value of the function.
8077 (pass_gen_hsail::execute): Do not call
8078 convert_switch_statements here.
8079 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
8080 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
8081 (hsa_function_representation::update_dominance): New function.
8083 2016-03-31 Martin Liska <mliska@suse.cz>
8086 * hsa-brig.c (emit_directive_variable): Emit alignment
8087 according to hsa_symbol::m_align.
8088 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
8089 (dump_hsa_symbol): Dump alignment of HSA symbols.
8090 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
8091 (gen_hsa_addr_with_align): New function.
8092 (hsa_bitmemref_alignment): Use newly added function.
8093 (gen_hsa_insns_for_load): Likewise.
8094 (gen_hsa_insns_for_store): Likewise.
8095 (gen_hsa_memory_copy): New argument added.
8096 (gen_hsa_insns_for_single_assignment): Respect
8097 alignment for assignments processed via gen_hsa_memory_copy.
8098 (gen_hsa_insns_for_direct_call): Likewise.
8099 (gen_hsa_insns_for_return): Likewise.
8100 (gen_function_def_parameters): Set default alignment.
8101 * hsa.c (hsa_object_alignment): New function.
8102 (hsa_byte_alignment): Pasted function.
8103 * hsa.h (hsa_symbol::m_align): New field.
8105 2016-03-31 Bin Cheng <bin.cheng@arm.com>
8107 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
8108 scratch field for goto case.
8110 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
8112 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
8114 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
8117 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
8118 (scalar_chain::convert_insn): Call convert_op for reg
8119 moves to handle undefined registers.
8121 2016-03-31 Nathan Sidwell <nathan@acm.org>
8124 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
8125 Assert we don't want to move backwards.
8127 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
8130 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
8132 2016-03-31 Jakub Jelinek <jakub@redhat.com>
8134 PR rtl-optimization/70460
8135 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
8136 with operand from REG_LABEL_OPERAND, instead substitute
8137 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
8138 Don't do anything for REG_NON_LOCAL_GOTO jumps.
8140 2016-03-31 Martin Liska <mliska@suse.cz>
8142 * passes.c (execute_one_pass): Do not call
8143 todo_after for a discarded function.
8145 2016-03-31 Bin Cheng <bin.cheng@arm.com>
8147 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
8148 (no_cost, infinite_cost): Initialize the new field.
8149 (get_computation_cost_at): Record setup cost.
8150 (determine_use_iv_cost_address): Skip cost computation for sub
8151 uses if we can estimate it without losing accuracy.
8153 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
8155 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
8157 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
8158 max_loop_iterations_int.
8159 (tree_unswitch_outer_loop): Likewise.
8160 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
8161 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
8163 2016-03-30 Richard Biener <rguenther@suse.de>
8166 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
8168 2016-03-30 Jakub Jelinek <jakub@redhat.com>
8171 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
8172 in gen_blendm expander.
8174 2016-03-30 Nick Clifton <nickc@redhat.com>
8177 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
8178 case where we are already provided with an SImode SUBREG.
8180 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
8183 * config/i386/i386.c (ix86_expand_epilogue): Properly check
8184 conflict between DRAP register and __builtin_eh_return.
8186 2016-03-30 Michael Matz <matz@suse.de>
8187 Richard Biener <rguenther@suse.de>
8190 * ipa-polymorphic-call.c (struct type_change_info): Change
8191 speculative to an unsigned allowing to limit the work we do.
8192 (csftc_abort_walking_p): New inline function..
8193 (check_stmt_for_type_change): Limit the number of may-defs
8194 skipped for speculative devirtualization to
8195 max-speculative-devirt-maydefs.
8196 * params.def (max-speculative-devirt-maydefs): New param.
8197 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
8199 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
8202 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
8205 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
8207 PR tree-optimization/59124
8208 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
8209 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
8211 2016-03-29 Jeff Law <law@redhat.com>
8213 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
8215 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8217 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
8220 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
8222 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
8223 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
8224 gcrt0.o if linking dynamically.
8226 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8229 * ipa-devirt.c (methods_equal_p): New function.
8230 (compare_virtual_tables): Use it.
8231 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
8232 * cgraphclones.c (clone_function_name_1): Use
8233 symbol_table::symbol_suffix_separator.
8234 * coverage.c (build_var): Likewise.
8235 * symtab.c (symbol_table::symbol_suffix_separator): New.
8237 2016-03-29 Jakub Jelinek <jakub@redhat.com>
8239 PR rtl-optimization/70429
8240 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
8241 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
8242 mode != result_mode.
8245 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
8247 PR tree-optimization/70405
8248 * ssa-iterators.h (num_imm_uses): Add missing braces.
8250 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
8252 PR rtl-optimization/68695
8253 * ira-color.c (allocno_copy_cost_saving): New.
8254 (improve_allocation): Use it.
8256 2016-03-29 Richard Henderson <rth@redhat.com>
8259 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
8261 2016-03-29 Richard Biener <rguenther@suse.de>
8264 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
8265 use alignment returned by get_pointer_alignment_1 if it is
8266 bigger than BITS_PER_UNIT.
8267 * builtins.c (get_pointer_alignment_1): Do not return true
8268 for alignment extracted from SSA info.
8270 2016-03-28 James Bowman <james.bowman@ftdichip.com>
8272 * config/ft32/ft32.opt (mnodiv): New.
8273 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
8274 * doc/invoke.texi (FT32 Options -mnodiv): New.
8276 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
8279 * config/i386/i386.md (define_split, andn): Fix modes.
8281 2016-03-26 Richard Biener <rguenther@suse.de>
8282 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8285 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
8287 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
8288 as 2nd argument to cl_optimization_restore().
8290 2016-03-25 Richard Henderson <rth@redhat.com>
8293 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
8294 * config/aarch64/aarch64-protos.h: Declare it.
8295 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
8297 2016-03-25 Alan Modra <amodra@gmail.com>
8300 * config/rs6000/constraints.md (j): Simplify.
8301 * config/rs6000/predicates.md (easy_fp_constant): Exclude
8303 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
8304 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
8305 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
8306 in all constraint alternatives.
8307 (movtd_64bit_nodm): Delete "j" constraint alternative.
8309 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
8311 * tree-ssa-propagate.c: Enhance docs for
8312 SSA_PROP_NOT_INTERESTING.
8314 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
8316 * doc/extend.texi: Fix typo in documentation to pure attribute.
8318 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
8321 * config/pa/pa.md (bswapdi2): Use a scratch register.
8323 2016-03-24 Richard Henderson <rth@redhat.com>
8326 * fold-const.c (extract_muldiv_1): Correct test for multiplication
8329 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
8331 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
8332 using ix86_expand_binary_operator instead of gen_andsi3.
8334 2016-03-24 Richard Biener <rguenther@suse.de>
8336 PR tree-optimization/70396
8337 * tree-vect-stmts.c (vectorizable_comparison): Use
8338 get_vectype_for_scalar_type.
8340 2016-03-24 Richard Biener <rguenther@suse.de>
8343 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
8344 with register bases.
8346 2016-03-24 Richard Biener <rguenther@suse.de>
8348 PR tree-optimization/70372
8349 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
8350 build_all_ones_cst to also handle vector types correctly.
8352 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8355 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
8358 2016-03-23 Marek Polacek <polacek@redhat.com>
8361 * doc/invoke.texi: Document -Wignored-attributes.
8363 2016-03-23 Bin Cheng <bin.cheng@arm.com>
8365 PR tree-optimization/69042
8366 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
8367 parameter from 30 to 40.
8369 2016-03-23 Bin Cheng <bin.cheng@arm.com>
8371 PR tree-optimization/69042
8372 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
8373 for use with constant offset stripped in base.
8375 2016-03-23 Richard Biener <rguenther@suse.de>
8378 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
8379 mode compatibility check.
8380 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8382 2016-03-23 Jeff Law <law@redhat.com>
8384 PR tree-optimization/64058
8385 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
8387 (struct ssa_conflicts): Move up earlier in the file.
8388 (conflicts_, var_map_): New static variables.
8389 (initialize_conflict_count): New function to initialize the
8390 CONFLICT_COUNT field for each conflict pair.
8391 (compare_pairs): Lazily initialize the conflict count and use it
8392 as the first tie-breaker.
8393 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
8394 and wipe conflicts_ and map_ around the call to qsort. Remove
8395 special case for 2 coalesce pairs.
8396 * bitmap.c (bitmap_count_unique_bits): New function.
8397 (bitmap_count_bits_in_word): New function, extracted from
8399 (bitmap_count_bits): Use bitmap_count_bits_in_word.
8400 * bitmap.h (bitmap_count_unique_bits): Declare it.
8402 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
8405 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
8406 transparent alias chain for decl assembler name.
8407 * config/sol2.c (solaris_assemble_visibility): Likewise.
8409 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8411 * config/arm/arm1020e.md (1020call_op): Reduce reservation
8413 (v10_fdivs): Likewise.
8414 (v10_fdivd): Likewise.
8416 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8419 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
8420 to not call fclose twice on file.
8422 2016-03-23 Jakub Jelinek <jakub@redhat.com>
8424 PR tree-optimization/70354
8425 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8426 oprnd0 is wider than oprnd1 and there is a cast from the wider
8427 type to oprnd1, mask it with the mask of the narrower type.
8430 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
8431 Optimize TARGET_STV splitters, if high or low word of last argument
8434 2016-03-22 Jeff Law <law@redhat.com>
8437 tree-ssa-threadbackward.c
8438 (fsm_find_control_statement_thread_paths): Correctly distinguish
8439 between old style jump threads vs FSM jump threads.
8441 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
8444 * config/i386/i386.c (scalar_chain::convert_op): Support
8445 uninitialized register usage case.
8447 2016-03-22 Richard Biener <rguenther@suse.de>
8450 * genmatch.c (gen_transform): Adjust last parameter to a three-state
8452 (capture::gen_transform): ... to change behavior when substituting
8453 a condition into cond or not-cond expr context.
8454 (dt_simplify::gen_1): Adjust.
8455 * gimple-match-head.c: Include gimplify.h for unshare_expr.
8456 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
8457 last change and instead change to
8458 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
8459 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8461 2016-03-22 Anthony Green <green@moxielogic.com>
8463 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
8464 issue for moxiebox targets.
8465 (CC1PLUS_SPEC): Ditto.
8467 2016-03-22 Richard Biener <rguenther@suse.de>
8470 * fold-const.c (extract_muldiv_1): Properly perform multiplication
8473 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
8475 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
8477 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
8480 * config/i386/i386.c (def_builtin): Handle
8481 OPTION_MASK_ISA_AVX512VL to be and-ed with other
8483 (const struct builtin_description bdesc_special_args[]):
8484 Remove duplicate ISA bits.
8486 2016-03-22 Jakub Jelinek <jakub@redhat.com>
8489 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
8490 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
8491 in a way that works also for AVX512BW.
8494 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
8495 instead of source if operands[1] is xmm16 and above and
8496 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
8497 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
8500 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
8501 on assign if (*from_p) is a comparison, set it to
8502 TREE_NO_WARNING (*from_p).
8504 2016-03-21 Jakub Jelinek <jakub@redhat.com>
8507 * lra.c (restore_scratches): Ignore deleted insns.
8509 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
8510 Jakub Jelinek <jakub@redhat.com>
8512 PR tree-optimization/70317
8513 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
8516 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
8519 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
8520 of ix86_expand_move.
8522 (movti): Use general_operand for operand 1 predicate.
8524 2016-03-21 Martin Liska <mliska@suse.cz>
8526 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
8528 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
8530 2016-03-21 Martin Liska <mliska@suse.cz>
8533 * ipa-icf.c (sem_function::parse): Skip static
8534 constructors and destructors.
8536 2016-03-21 Jakub Jelinek <jakub@redhat.com>
8539 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
8540 function-like macro, peek following token(s) if it is followed
8541 by CPP_OPEN_PAREN token with optional padding in between, and
8542 if not, don't treat it like a macro.
8544 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
8545 Alexander Monakov <amonakov@ispras.ru>
8547 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
8548 for the stabs debug format.
8550 2016-03-21 Richard Biener <rguenther@suse.de>
8552 PR tree-optimization/70310
8553 * tree-vect-generic.c (expand_vector_condition): Fold the built
8556 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
8559 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
8560 Block third alternative for AVX-512VL target,
8562 2016-03-21 Martin Liska <mliska@suse.cz>
8565 * hsa-brig.c (emit_function_directives): Mark unemitted
8566 global variables for emission.
8567 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
8568 (get_symbol_for_decl): Likewise.
8569 * hsa.h (struct hsa_symbol): New flag.
8571 2016-03-21 Richard Biener <rguenther@suse.de>
8573 PR tree-optimization/70288
8574 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
8575 we do not estimate unsimplified all-constant conditionals or
8576 switches as optimized away.
8578 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
8580 PR rtl-optimization/69102
8581 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
8582 when we have a readonly dependency context.
8584 2016-03-18 Jeff Law <law@redhat.com>
8586 PR rtl-optimization/70263
8587 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
8588 (update_equiv_regs): When trying to move a store to after the insn
8589 that sets the source of the store, make sure the store occurs after
8590 the insn that sets the source of the store. When successful note
8591 the REG_EQUIV note created in the dump file.
8593 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
8594 Bernd Schmidt <bschmidt@redhat.com>
8596 * doc/extend.texi: Document more potential problems with basic asms.
8598 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
8600 PR rtl-optimization/70278
8601 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
8604 2016-03-18 Jason Merrill <jason@redhat.com>
8606 * calls.c (load_register_parameters): Fix zero size sibcall logic.
8608 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
8610 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
8611 values to 128b regs.
8613 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8615 PR tree-optimization/70252
8616 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
8617 boolean vector has a proper number of elements.
8618 (supportable_narrowing_operation): Likewise.
8620 2016-03-18 Tom de Vries <tom@codesourcery.com>
8623 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
8625 2016-03-18 Jakub Jelinek <jakub@redhat.com>
8627 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
8628 instead of replace_rtx for DEBUG_INSNs.
8630 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8632 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
8633 load type reservations.
8635 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
8638 * config/pa/constraints.md: Revert 2015-02-13 change. Use
8639 define_constraint for "Q" and "T" constraints.
8641 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
8643 Tweak the pipeline model for Exynos M1
8645 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
8648 2016-03-17 David Malcolm <dmalcolm@redhat.com>
8651 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
8652 where one or both locations aren't within a line_map.
8654 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
8657 * opts.c (finish_options): Don't set flag_pie to the default if
8658 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
8661 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
8663 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
8664 true as ALL_REGS argument to replace_rtx.
8666 2016-03-17 Richard Biener <rguenther@suse.de>
8669 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
8672 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8675 * rtl.h (replace_rtx): Add ALL_REGS argument.
8676 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
8677 equality and assert mode is the same, instead of just rtx pointer
8679 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
8680 true as ALL_REGS argument to replace_rtx.
8682 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
8684 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
8685 for boolean vector with vector mode only.
8686 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8688 2016-03-17 Nick Clifton <nickc@redhat.com>
8691 * config/rx/rx.c (rx_print_integer): Print negative constants in
8694 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8697 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
8699 2016-03-16 Richard Henderson <rth@redhat.com>
8700 Richard Biener <rguenth@suse.de>
8705 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
8706 first operand as is_gimple_condexpr.
8711 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
8712 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
8713 Do not gimplify the result.
8714 (do_unop): Adjust call to tree_vec_extract.
8715 (do_binop): Likewise.
8716 (do_compare): Likewise.
8717 (do_plus_minus): Likewise.
8718 (do_negate): Likewise.
8719 (expand_vector_condition): Likewise.
8720 (do_cond): Likewise.
8722 2016-03-16 Richard Henderson <rth@redhat.com>
8725 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
8726 (aarch64_classify_address): Use it.
8727 (aarch64_legitimize_address): Force all subexpressions of PLUS
8728 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
8730 2016-03-16 Jakub Jelinek <jakub@redhat.com>
8731 Richard Biener <rguenth@suse.de>
8734 * rtlanal.c (replace_rtx): For REG, if from is a REG,
8735 return to even if only REGNO is equal, and assert
8738 2016-03-11 Jeff Law <law@redhat.com>
8740 PR rtl-optimization/70224
8741 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
8743 2016-03-16 Richard Henderson <rth@redhat.com>
8746 * function.h (struct function): Add has_forced_label_in_static.
8747 * gimplify.c (force_labels_r): Set it.
8748 * lto-streamer-in.c (input_struct_function_base): Read it.
8749 * lto-streamer-out.c (output_struct_function_base): Write it.
8750 * tree-inline.c (has_label_address_in_static_1): Remove.
8751 (copy_forbidden): Remove fndecl parameter; test
8752 has_forced_label_in_static.
8753 (inline_forbidden_p): Update call to copy_forbidden.
8754 (tree_versionable_function_p): Likewise.
8755 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
8756 (chkp_versioning): Likewise.
8757 * tree-inline.h (copy_forbidden): Update decl.
8759 2016-03-16 Marek Polacek <polacek@redhat.com>
8762 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
8763 function being thunked if the result type doesn't have fixed size.
8764 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
8765 doesn't have fixed size.
8767 2016-03-16 Bin Cheng <bin.cheng@arm.com>
8769 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
8770 reporting malformed loop nest.
8772 2016-03-16 Tom de Vries <tom@codesourcery.com>
8775 * ipa-devirt.c (possible_polymorphic_call_targets): Move
8776 nodes.length () == 1 test to before first nodes[0] access.
8778 2016-03-16 Tom de Vries <tom@codesourcery.com>
8780 PR tree-optimization/68715
8781 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
8784 2016-03-16 Tom de Vries <tom@codesourcery.com>
8786 PR tree-optimization/68809
8787 * graphite-scop-detection.c (same_close_phi_node): Test if result types
8790 2016-03-16 Carlos O'Donell <carlos@redhat.com>
8791 Sandra Loosemore <sandra@codesourcery.com>
8793 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
8794 on leaf attribute. Mention ELF interposition problems.
8796 2016-03-16 Alan Modra <amodra@gmail.com>
8798 PR rtl-optimization/69195
8799 PR rtl-optimization/47992
8800 * ira.c (indirect_jump_optimize): Ignore artificial defs.
8803 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
8806 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
8808 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8810 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
8812 2016-03-15 Jakub Jelinek <jakub@redhat.com>
8814 PR rtl-optimization/70222
8815 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
8816 optimization if mode is different from result_mode, queue up masking
8817 of the result in outer_op. Formatting fix.
8820 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
8823 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8825 PR rtl-optimization/69032
8826 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
8827 looping backwards over basic block insns.
8829 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8832 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
8833 to non-speculative when propagating trap bits.
8835 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8837 PR rtl-optimization/63384
8838 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
8841 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8844 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
8845 factored out from ...
8846 (sched_analyze_insn): ... here.
8847 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
8848 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
8849 get_implicit_reg_pending_clobbers in it.
8850 (setup_id_reg_sets): Use setup_id_implicit_regs.
8851 (deps_init_id): Ditto.
8853 2016-03-15 Tom de Vries <tom@codesourcery.com>
8856 * cgraph.c (cgraph_node::get_body): Save, reset and restore
8858 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
8859 execute_function_dump.
8860 (execute_one_pass): Don't dump function if it will be dumped after ipa
8863 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
8865 * genrecog.c (match_pattern_2): If pred is NULL don't call
8866 safe_predicate_mode on it.
8868 2016-03-14 Jakub Jelinek <jakub@redhat.com>
8871 * lra-constraints.c (delete_move_and_clobber): Change assertion
8872 to also allow dregno == 0.
8874 2016-03-14 Richard Henderson <rth@redhat.com>
8877 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
8878 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
8879 (reassociate_bb): Use optimize_vec_cond_expr; avoid
8880 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
8883 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
8886 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
8888 (lra_create_live_ranges_1): initialize hard register biggest_mode to
8890 * lra-constraints.c (split_reg): For hard regs, try to find the
8891 biggest single-register mode used in the function.
8893 2016-03-14 Richard Biener <rguenther@suse.de>
8895 PR tree-optimization/56365
8896 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
8897 constants to compare against.
8899 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
8902 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
8903 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
8904 (define_split for the GPR case): Use int_reg_operand instead of
8905 gpc_reg_operand for the output.
8907 2016-03-14 Tom de Vries <tom@codesourcery.com>
8909 PR tree-optimization/70045
8910 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
8911 create_empty_if_region_on_edge argument.
8913 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
8915 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
8916 (STACK_CHECK_PROTECT): Likewise.
8917 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8918 (STACK_CHECK_PROTECT): Likewise.
8919 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8920 (STACK_CHECK_PROTECT): Likewise.
8921 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
8922 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
8923 (STACK_CHECK_PROTECT): Likewise.
8925 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
8927 PR rtl-optimization/69307
8928 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
8929 registers in modes that span more than one register.
8931 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
8934 * lra-constraints.c (delete_move_and_clobber): New.
8935 (remove_inheritance_pseudos): Use it.
8937 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
8940 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
8941 the libcall is LCT_THROW.
8942 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
8943 for the checking routine.
8945 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8948 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
8949 optimization if we have direct move.
8950 (roundu32<mode>2_fprs): Likewise.
8952 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
8955 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
8957 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
8958 Arguments swapped. All callers changed. Take reg_renumber into
8959 account, and Calculate and compare register ranges for hard regs.
8961 2016-03-11 Jeff Law <law@redhat.com>
8963 PR tree-optimization/70190
8964 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8965 Handle cases where we can not extract the taken edge, even though we
8966 found a constant value.
8968 PR tree-optimization/64058
8969 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
8970 (num_coalesce_pairs): Move up earlier in file.
8971 (find_coalesce_pair): Initialize the INDEX field for each pair
8973 (compare_pairs): No longer sort on the elements in each pair.
8974 Instead break ties with the index of the coalesce pair.
8976 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8979 * config/aarch64/aarch64-protos.h
8980 (aarch64_save_restore_target_globals): New prototype.
8981 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
8982 Call the above when popping pragma.
8983 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
8985 (aarch64_set_current_function): Rewrite using the above.
8987 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8989 PR tree-optimization/70177
8990 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
8991 (extract_ops_from_tree): ... this. In the 2 argument
8992 overload remove _1 suffix.
8993 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
8994 (extract_ops_from_tree): ... this.
8995 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
8997 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
8998 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
8999 extract_ops_from_tree instead of 2 operand one.
9001 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
9003 PR tree-optimization/70013
9004 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
9005 for constant-pool entries.
9007 2016-03-11 Jakub Jelinek <jakub@redhat.com>
9009 PR rtl-optimization/70174
9010 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
9011 followed by gen_lowpart on force_reg instead of just gen_lowpart.
9013 PR tree-optimization/70169
9014 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
9015 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
9018 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
9019 Jakub Jelinek <jakub@redhat.com>
9022 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
9023 of uninitialized values.
9025 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9027 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
9029 ("*trunctddd2"): New pattern definition.
9030 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
9033 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9035 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
9036 definitions for BFP and DFP rounding modes.
9037 ("fixuns_truncdddi2", "fixuns_trunctddi2")
9038 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
9039 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
9040 ("fix_trunctf<mode>2"): Use the new constants instead of magic
9043 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9045 * config/s390/constraints.md: Adjust comment.
9046 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
9047 s390_decompose_addrstyle_without_index.
9048 * config/s390/predicates.md (shift_count_or_setmem_operand):
9049 Rename to setmem_operand.
9050 * config/s390/s390-protos.h
9051 (s390_decompose_shift_count): Rename to
9052 s390_decompose_addrstyle_without_index.
9053 * config/s390/s390.c (s390_decompose_shift_count)
9054 (s390_mem_constraint, print_shift_count_operand)
9055 (print_operand_address, print_operand): Rename
9056 s390_decompose_shift_count to
9057 s390_decompose_addrstyle_without_index and rename
9058 print_shift_count_operand to print_addrstyle_operand troughout the
9060 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
9061 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
9062 Rename shift_count_or_setmem_operand to setmem_operand.
9063 * config/s390/vx-builtins.md ("vec_insert<mode>")
9064 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
9067 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9070 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
9071 Handle overlapping retval and newval.
9073 2016-03-10 Nick Clifton <nickc@redhat.com>
9076 * config/aarch64/aarch64.c
9077 (aarch64_override_options_after_change_1): When forcing
9078 flag_omit_frame_pointer to be true, use a special value that can
9079 be detected if this function is called again, thus preventing
9080 flag_omit_leaf_frame_pointer from being forced to be false.
9082 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9084 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
9085 Set x_flag_omit_leaf_frame_pointer when handling
9086 -momit-leaf-frame-pointer.
9088 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9091 * cgraph.c (cgraph_node::dump): Dump split_part and
9092 indirect_call_target.
9093 * cgraph.h (cgraph_node): Add indirect_call_target flag.
9094 * ipa.c (has_addr_references_p): Cleanup.
9095 (is_indirect_call_target_p): New.
9096 (walk_polymorphic_call_targets): Do not mark virtuals that may be
9097 called indirectly as local.
9098 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
9100 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9103 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
9104 on cxa_pure_virtual.
9106 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9109 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
9111 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
9114 * tree.c (need_assembler_name_p): Only record main variant type names.
9116 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
9119 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
9120 Always define to 0 or 1.
9121 (TARGET_FIX_ERR_A53_843419): New macro.
9122 * config/aarch64/aarch64-elf-raw.h
9123 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
9124 * config/aarch64/aarch64-linux.h: Likewise.
9125 * config/aarch64/aarch64.c
9126 (aarch64_override_options_after_change_1): Do not default
9127 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
9129 (aarch64_attributes): Handle fix-cortex-a53-843419.
9130 (aarch64_can_inline_p): Likewise.
9131 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
9133 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
9134 Jakub Jelinek <jakub@redhat.com>
9136 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
9137 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
9138 DECL_COMMONS if flag_unconstrained_commons is set.
9139 * tree-dfa.c (get_ref_base_and_extent): Likewise.
9140 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
9141 (funconstrained-commons): Document.
9143 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
9145 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
9146 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
9148 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
9150 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
9151 has a proper number of elements.
9153 2016-03-10 Alan Modra <amodra@gmail.com>
9155 PR rtl-optimization/69195
9156 PR rtl-optimization/47992
9157 * ira.c (recorded_label_ref): Delete.
9158 (update_equiv_regs): Return void.
9159 (indirect_jump_optimize): New function.
9160 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
9161 before regstat_compute_ri. Don't rebuild_jump_labels here.
9162 Delete update_regstat.
9164 2016-03-10 Richard Biener <rguenther@suse.de>
9166 PR tree-optimization/70128
9167 * tree-ssa-structalias.c (set_uids_in_ptset): Set
9168 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
9170 2016-03-09 Jakub Jelinek <jakub@redhat.com>
9172 PR tree-optimization/70152
9173 * tree-sra.c (replace_removed_params_ssa_names): Copy over
9174 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
9177 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
9178 instead of gen_sse2_loadlpd.
9179 * config/i386/sse.md (*vec_concatv2df): Rename to...
9180 (vec_concatv2df): ... this.
9182 PR tree-optimization/70127
9183 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
9185 2016-03-09 David Malcolm <dmalcolm@redhat.com>
9189 * diagnostic-show-locus.c (compatible_locations_p): New function.
9190 (layout::layout): Sanitize ranges using compatible_locations_p.
9192 2016-03-09 David Malcolm <dmalcolm@redhat.com>
9196 * diagnostic-show-locus.c (layout_range::layout_range): Replace
9197 location_range param with three const expanded_locations * and a
9199 (layout::layout): Replace call to
9200 rich_location::lazily_expand_location with get_expanded_location.
9201 Extract the range and perform location expansion here, passing
9202 the results to the layout_range ctor.
9203 * diagnostic.c (source_range::debug): Delete.
9204 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
9205 of rich_location::get_expanded_location.
9206 * gcc-rich-location.c (get_range_for_expr): Delete.
9207 (gcc_rich_location::add_expr): Reimplement to avoid the
9208 rich_location::add_range overload that took a location_range,
9209 passing a location_t instead.
9211 2016-03-09 Richard Biener <rguenther@suse.de>
9212 Jakub Jelinek <jakub@redhat.com>
9214 PR tree-optimization/70138
9215 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9216 Also skip vect_double_reduction_def.
9218 2016-03-09 Jakub Jelinek <jakub@redhat.com>
9221 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
9222 if the operand is "m".
9224 2016-03-09 Nathan Sidwell <nathan@acm.org>
9226 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
9228 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9230 * config/i386/i386.c (processor_target_table): Fix cost table
9231 intialization order for znver1.
9233 2016-03-08 Jakub Jelinek <jakub@redhat.com>
9235 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
9236 - becuase -> because.
9237 * ipa-reference.c (ignore_module_statics): Likewise.
9238 * cgraph.c (cgraph_node::get_body): Likewise.
9239 * ipa-inline.c (early_inliner): Likewise.
9240 * ipa-devirt.c (types_same_for_odr): Likewise.
9241 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
9242 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
9244 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9246 * tree-ssa-math-opts.c: Fix typo in comment.
9248 2016-03-08 Jakub Jelinek <jakub@redhat.com>
9251 * config/i386/i386.c (scalar_chain::make_vector_copies,
9252 scalar_chain::convert_reg): Call end_sequence in between
9253 get_insns and emit_conversion_insns rather than after both
9256 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
9259 * config/i386/i386.h (machine_function): Add
9260 pc_thunk_call_expanded flag.
9261 (ix86_pc_thunk_call_expanded): New define.
9262 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
9263 (*set_got): Rename insn pattern from set_got.
9264 (*set_got_labelled): Rename inst pattern from set_got_labelled.
9265 * config/i386/i386.c (ix86_compute_frame_layout): Use
9266 ix86_pc_thunk_call_expanded to prevent red-zone.
9268 2016-03-07 Martin Jambor <mjambor@suse.cz>
9270 * hsa.h (hsa_get_ctor_statements): Declare.
9271 (hsa_get_dtor_statements): Likewise.
9272 (hsa_get_kernel_dispatch_type): Likewise.
9273 * hsa.c (hsa_get_ctor_statements): New function.
9274 (hsa_get_dtor_statements): Likewise.
9275 (hsa_get_kernel_dispatch_type): Likewise.
9276 * hsa-brig.c (hsa_cdtor_statements): Removed.
9277 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
9278 hsa_get_dtor_statements.
9279 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
9280 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
9282 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
9284 * config/arm/arm-cores.def (cortex-r8): New.
9285 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
9286 * config/arm/arm-tune.md: Likewise.
9287 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
9289 2016-03-07 Martin Sebor <msebor@redhat.com>
9291 PR rtl-optimization/19705
9292 * doc/invoke.texi (Options That Control Optimization): Clarify
9293 -fno-branch-count-reg.
9295 2016-02-26 Richard Biener <rguenther@suse.de>
9296 Jeff Law <law@redhat.com>
9298 PR tree-optimization/69740
9299 * cfghooks.c (remove_edge): Request loop fixups if we delete
9300 an edge that might turn an irreducible loop into a natural
9302 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
9303 Move after definition of loops_state_clear.
9305 2016-03-07 Bin Cheng <bin.cheng@arm.com>
9307 PR rtl-optimization/69052
9308 * rtlanal.c (commutative_operand_precedence): Set higher precedence
9311 2016-03-07 Tom de Vries <tom@codesourcery.com>
9313 PR tree-optimization/70116
9314 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
9315 is_tm_ending stmts and ubsan/asan internal functions.
9316 (find_duplicate): Use it. Don't test is_tm_ending here.
9318 2016-03-07 Richard Biener <rguenther@suse.de>
9320 PR tree-optimization/70115
9321 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
9322 (propagate_constants_for_unrolling): Use replace_uses_by.
9324 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
9327 * omp-low.c (struct oacc_loop): Add ifns.
9328 (new_oacc_loop_raw): Initialize it.
9329 (finish_oacc_loop): Clear mask & flags if no ifns.
9330 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
9331 (oacc_loop_xform_loop): Add ifns arg & adjust.
9332 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
9334 2016-03-07 Richard Henderson <rth@redhat.com>
9337 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
9338 (insert_value_copy_on_edge): Likewise.
9340 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9342 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
9344 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9347 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
9349 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9351 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
9353 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9355 Fix sseimul type attribute.
9356 * config/i386/znver1.md
9357 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
9358 znver1_sseimul_avx256_load) : Fix the type attribute.
9359 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
9360 pipe usage and latency.
9362 2016-03-05 Jakub Jelinek <jakub@redhat.com>
9365 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
9366 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
9369 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
9372 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
9374 PR rtl-optimization/69941
9375 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
9376 the reg share its mode.
9378 2016-03-04 Jeff Law <law@redhat.com>
9380 PR tree-optimization/69196
9381 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9382 If the both SSA_NAMEs are anonymous, then consider them unassociated
9383 and include the PHI in the statement count.
9385 2016-03-05 Tom de Vries <tom@codesourcery.com>
9387 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
9388 construct in oacc routine. Check for oacc region in oacc routine.
9390 2016-03-04 Jakub Jelinek <jakub@redhat.com>
9393 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
9394 2016-02-22 changes, instead don't recurse if RECUR is already true.
9395 Don't change *dynamic_check if RECUR. Adjust recursive caller
9396 to pass true to the new argument.
9397 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
9400 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
9401 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
9403 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
9405 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
9407 PR rtl-optimization/57676
9408 * lra-assigns.c (lra_assign): Guard test for maximum iterations
9411 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
9413 * tree-vect-patterns.c (search_type_for_mask): Handle
9414 comparison of booleans.
9416 2016-03-04 Jakub Jelinek <jakub@redhat.com>
9418 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
9422 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
9423 all other ops that have dw_val_class_die_ref operands,
9424 and DW_OP_GNU_entry_value.
9426 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9428 PR rtl-optimization/69904
9429 * config/arm/arm.c (arm_cannot_copy_insn_p):
9430 Return true for load-exclusive instructions.
9432 2016-03-03 Jakub Jelinek <jakub@redhat.com>
9435 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
9436 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
9437 the pattern no matter if it is used just by non-pattern, pattern
9439 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
9440 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
9441 oprnd1 def_stmt is in pattern, don't look through it.
9443 2016-03-03 Marek Polacek <polacek@redhat.com>
9446 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
9448 2016-03-03 Martin Liska <mliska@suse.cz>
9450 PR tree-optimization/70043
9451 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
9452 previous statement if we see a debug statement.
9454 2016-03-03 Richard Biener <rguenther@suse.de>
9456 PR tree-optimization/55936
9457 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
9458 parameter and guard unsafe equivalence use.
9459 (vrp_evaluate_conditional_warnv_with_ops): Always use
9460 safe equivalences but not via the quadratic compare_names
9463 2016-03-03 Michael Collison <michael.collison@linaro.org>
9466 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
9467 for operand 1 to s_register_operand. Change predicate for operand
9468 2 to arm_not_immediate_operand.
9470 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
9472 * doc/tm.texi: Regenerated.
9474 2016-03-02 Richard Henderson <rth@redhat.com>
9477 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
9478 simplification when all args are positive non-fixed registers.
9480 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9482 * target.def (lra_p): Specify that new ports should use LRA.
9484 2016-03-02 Jakub Jelinek <jakub@redhat.com>
9487 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
9488 gimplify_type_sizes the type they refer to.
9489 (omp_notice_variable): Handle reference vars to VLAs.
9490 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
9491 reference to VLA decls in the second pass instead of first pass.
9493 2016-03-02 Tom de Vries <tom@codesourcery.com>
9495 PR tree-optimization/68659
9496 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
9497 new_expr == NULL_TREE.
9498 (get_new_name): Handle ADDR_EXPR.
9500 2016-03-02 Bin Cheng <bin.cheng@arm.com>
9502 PR rtl-optimization/69052
9503 * loop-invariant.c (canonicalize_address): New function.
9504 (inv_can_prop_to_addr_use): Check validity of address expression
9505 which is canonicalized by above function.
9507 2016-03-02 Alan Modra <amodra@gmail.com>
9510 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
9513 2016-03-02 Jakub Jelinek <jakub@redhat.com>
9516 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
9517 (*movhi_internal): Put mask moves from and to memory separately
9518 from moves from/to GPRs.
9520 2016-03-02 Richard Biener <rguenther@suse.de>
9522 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
9523 GENERIC expressions in GIMPLE.
9525 2016-03-02 Richard Biener <rguenther@suse.de>
9527 * config/i386/i386.c (type_natural_mode): Fix typo.
9529 2016-03-02 Nick Clifton <nickc@redhat.com>
9531 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
9533 2016-03-02 Richard Biener <rguenther@suse.de>
9534 Uros Bizjak <ubizjak@gmail.com>
9537 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
9539 2016-03-02 Richard Biener <rguenther@suse.de>
9542 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
9544 2016-03-02 Marek Polacek <polacek@redhat.com>
9547 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
9548 "is promoted to" warning.
9550 2016-03-01 DJ Delorie <dj@redhat.com>
9552 * config.gcc: Deprecate mep-*.
9554 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
9557 * lra-constraints.c (regno_val_use_in): New.
9558 (match_reload): Use it instead of regno_use_in.
9560 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9562 PR rtl-optimization/70007
9563 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
9564 references present in REG_EQUAL notes attached to non-SET patterns.
9566 2016-03-01 Jeff Law <law@redhat.com>
9568 PR tree-optimization/69196
9569 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9570 Appropriately clamp the number of statements to copy when the
9571 thread path does not traverse a loop backedge.
9573 PR tree-optimization/69196
9574 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9575 Do count some PHIs in the thread path against the insn count. Decrease
9576 final statement count by one as the control statement in the last
9577 block will get removed. Remove special cased code for handling PHIs
9580 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
9583 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
9584 asm dialect alternatives to explicit GOTPCREL calls.
9586 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9589 * ira.c (do_reload): Issue warning for generic stack checking here...
9590 * reload1.c (reload): ...instead of here and streamline it.
9592 2016-03-01 Nick Clifton <nickc@redhat.com>
9594 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
9596 2016-03-01 Richard Biener <rguenther@suse.de>
9598 PR tree-optimization/69983
9599 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
9600 types and fall back to operand_equal_p.
9602 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9605 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9607 * config/s390/constraints.md ("jm8"): New constraint.
9608 * config/s390/predicates.md ("const_int_8bitset_operand"): New
9610 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
9612 ("*setmem_long<setmem_and>"): New pattern.
9613 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
9615 ("*setmem_long_31z<setmem_and>"): New pattern.
9616 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
9617 New substitution rules with the required attributes.
9620 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9623 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9625 * gensupport.c (process_substs_on_one_elem): Split loop to
9626 complete mark_operands_used_in_match_dup on all expressions in the
9628 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9629 and remove function.
9631 2016-03-01 Richard Biener <rguenther@suse.de>
9634 * fold-const.c (fold_indirect_ref_1): Fix range checking for
9635 vector BIT_FIELD_REF extract.
9637 2016-03-01 Richard Biener <rguenther@suse.de>
9639 PR tree-optimization/69994
9640 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
9642 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
9644 PR tree-optimization/69956
9645 * tree-vect-stmts.c (supportable_widening_operation): Support
9646 multi-step conversion of boolean vectors.
9647 (supportable_narrowing_operation): Likewise.
9649 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9651 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
9654 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9656 * config/s390/subst.md (DSI_VI): New mode iterator.
9657 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
9658 * config/s390/vector.md ("vec_set<mode>"): Move expander before
9659 the insn definition.
9660 ("*vec_set<mode>"): Change predicate and add alternative to
9661 support only either register or const_int operands as element
9663 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
9665 ("vec_extract<mode>"): New expander.
9666 ("*vec_extract<mode>"): New insn definition supporting reg and
9667 const_int element selectors.
9668 ("*vec_extract<mode>_plus"): New insn definition supporting
9669 reg+const_int element selectors.
9670 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
9671 following expander+insn definition.
9672 ("<vec_shifts_name><mode>3"): New expander.
9673 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
9675 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9677 * config/s390/s390.md ("*tabort_1"): Change predicate to
9678 nonmemory_operand. Add a second alternative to cover
9679 register as well as const int operands.
9680 ("*tabort_1_plus"): New pattern definition.
9682 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9684 * config/s390/s390.md ("*ashrdi3_cc_31")
9685 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
9686 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
9687 Merge insn definitions into ...
9688 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9689 New pattern definition.
9690 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
9691 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
9692 ("*ashr<mode>3_and"): Merge insn definitions into ...
9693 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9694 New pattern definition.
9695 * config/s390/subst.md ("addr_style_op_cc_subst")
9696 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
9697 substitutions patterns plus attributes.
9698 Add ashiftrt to SUBST iterator.
9700 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9702 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
9703 op2 to nonmemory_operand.
9704 ("*<shift>di3_31", "*<shift>di3_31_and"):
9705 Merge into single pattern definition ...
9706 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
9707 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
9708 pattern definition ...
9709 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
9710 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
9713 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9715 * config/s390/predicates.md (const_int_6bitset_operand): New
9717 * config/s390/s390.md: Include subst.md.
9718 ("rotl<mode>3"): New expander.
9719 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
9721 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
9722 * config/s390/subst.md: New file.
9724 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9726 * config/s390/s390.md ("op_type", "atype", "length" attributes):
9727 Remove RRR type. It doesn't really exist.
9728 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
9730 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
9731 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
9732 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
9733 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
9734 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
9735 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
9736 `enabled' attribute.
9738 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9740 * gensupport.c (process_substs_on_one_elem): Split loop to
9741 complete mark_operands_used_in_match_dup on all expressions in the
9743 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9744 and remove function.
9746 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9749 * config/sparc/sparc.c (NWORDS_UP): Rename to...
9750 (CEIL_NWORDS): ...this. Use CEIL macro.
9751 (compute_fp_layout): Adjust to above renaming.
9752 (function_arg_union_value): Likewise.
9753 (sparc_arg_partial_bytes): Likewise.
9754 (sparc_function_arg_advance): Likewise.
9756 2016-02-29 Jeff Law <law@redhat.com>
9758 PR tree-optimization/70005
9759 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
9760 where an object with a boolean range is compared against a value
9763 PR tree-optimization/69999
9764 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
9765 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
9768 2016-02-29 Richard Biener <rguenther@suse.de>
9770 PR tree-optimization/69994
9771 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
9772 (get_unary_op): Look through nop conversions.
9773 (ops_equal_values_p): New function, look for equality diregarding
9775 (eliminate_plus_minus_pair): Use ops_equal_values_p
9776 (repropagate_negates): Do not use get_unary_op here.
9778 2016-02-29 Martin Liska <mliska@suse.cz>
9780 * system.h: Poison ENABLE_CHECKING macro.
9782 2016-02-29 Martin Liska <mliska@suse.cz>
9784 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
9785 is presented in dump flags.
9786 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9787 (hsa_regalloc): Likewise.
9789 2016-02-19 Richard Biener <rguenther@suse.de>
9791 PR tree-optimization/69980
9792 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
9793 permutation of those we need to keep.
9795 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9798 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
9799 (NWORDS_UP): ...this
9800 (init_cumulative_args): Minor tweaks.
9801 (sparc_promote_function_mode): Likewise.
9802 (scan_record_type): Delete.
9803 (traverse_record_type): New function template.
9804 (classify_data_t): New structure type.
9805 (classify_registers): New inline function.
9806 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
9807 exhausted. Instantiate traverse_record_type on classify_registers and
9808 deal with the case of a structure passed in slot #15 with no FP field
9810 (assign_data_t): New structure type.
9811 (compute_int_layout): New static function.
9812 (compute_fp_layout): Likewise.
9813 (count_registers): New inline function.
9814 (assign_int_registers): New static function.
9815 (assign_fp_registers): Likewise.
9816 (assign_registers): New inline function.
9817 (function_arg_record_value_1): Delete.
9818 (function_arg_record_value_2): Likewise.
9819 (function_arg_record_value_3): Likewise.
9820 (function_arg_record_value): Adjust to above changes. Instantiate
9821 traverse_record_type on count_registers to first count the number of
9822 registers to be used and then on assign_registers to assign them.
9823 (function_arg_union_value): Adjust to above renaming.
9824 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
9825 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
9826 case of a structure passed in slot #15
9827 (sparc_function_arg_advance): Likewise.
9828 (function_arg_padding): Minor tweak.
9830 2016-02-29 Richard Biener <rguenther@suse.de>
9832 PR tree-optimization/69720
9833 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
9834 the adjustment_def path for possibly vectorized defs.
9835 (vect_create_epilog_for_reduction): Handle vectorized initial
9838 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
9840 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
9842 2016-02-27 Jeff Law <law@redhat.com>
9845 2016-02-26 Richard Biener <rguenther@suse.de>
9846 Jeff Law <law@redhat.com>
9848 PR tree-optimization/69740
9849 * cfghooks.c (remove_edge): Request loop fixups if we delete
9850 an edge that might turn an irreducible loop into a natural
9853 2016-02-27 Jakub Jelinek <jakub@redhat.com>
9855 PR rtl-optimization/69896
9856 * tree-vect-generic.c (get_compute_type): Avoid single element
9859 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
9861 Rename the AArch64 tuning option and related functions to enable the
9862 Newton series for the reciprocal square root to reflect its
9863 approximative characteristic.
9865 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
9866 function to "aarch64_emit_approx_rsqrt".
9867 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
9868 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
9869 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
9870 (xgene1_tunings): Likewise.
9871 (use_rsqrt_p): Likewise.
9872 (aarch64_emit_swrsqrt): Use new function name.
9873 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
9874 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
9875 text explaining this option.
9876 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
9878 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9881 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
9882 complain about -mallow-movmisalign without -mvsx if
9883 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
9885 2016-02-26 Joel Sherrill <joel@rtems.org>
9887 * config.gcc: Add x86_64-*-rtems*.
9888 * config/i386/rtems-64.h: New file.
9890 2016-02-26 Joel Sherrill <joel@rtems.org>
9892 * config.gcc: Add aarch64-*-rtems*.
9893 * config/aarch64/rtems.h: New file.
9895 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
9898 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
9899 shift amount using %h. Add comment.
9901 2016-02-26 Richard Biener <rguenther@suse.de>
9902 Jeff Law <law@redhat.com>
9904 PR tree-optimization/69740
9905 * cfghooks.c (remove_edge): Request loop fixups if we delete
9906 an edge that might turn an irreducible loop into a natural
9909 2016-02-26 Martin Jambor <mjambor@suse.cz>
9912 * tree-sra.c (sra_modify_assign): Do not remove loads of
9913 uninitialized aggregates to SSA_NAMEs.
9915 2016-02-26 Richard Henderson <rth@redhat.com>
9918 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
9919 pseudo in case the target rtx matches the source of the left
9922 2016-02-26 Martin Jambor <mjambor@suse.cz>
9925 * hsa.h (hsa_type_packed_p): Declare.
9926 * hsa.c (hsa_type_packed_p): New function.
9927 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
9929 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
9930 * hsa-brig.c (emit_basic_insn): Likewise.
9932 2016-02-26 Martin Jambor <mjambor@suse.cz>
9935 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
9937 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
9939 2016-02-26 Martin Jambor <mjambor@suse.cz>
9941 * hsa.h (is_a_helper): New overload for hsa_op_immed for
9942 hsa_op_with_type operands.
9943 (hsa_unsigned_type_for_type): Declare.
9944 * hsa.c (hsa_unsigned_type_for_type): New function.
9945 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
9946 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
9947 the finalizer. Do not emit extra move.
9949 2016-02-26 Martin Jambor <mjambor@suse.cz>
9951 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
9952 atomic operations in private segment.
9954 2016-02-26 Martin Jambor <mjambor@suse.cz>
9956 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
9957 statements to wi->info. Also disallow omp simd constructs.
9958 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
9959 for not gridifying. Dump special string for omp_for.
9961 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9964 * config/aarch64/aarch64.c (aarch64_set_current_function):
9965 Save/restore target globals when switching to
9966 target_option_default_node.
9968 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9971 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
9972 Return 0 if !SHIFT_COUNT_TRUNCATED.
9974 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9975 Eric Botcazou <ebotcazou@adacore.com>
9977 PR rtl-optimization/69891
9978 * dse.c (scan_insn): If we can't figure out memset arguments
9979 or they are non-constant, call clear_rhs_from_active_local_stores.
9981 2016-02-26 Martin Liska <mliska@suse.cz>
9983 * doc/extend.texi: Mention clog10, clog10f an clog10l
9984 in Builtins section.
9986 2016-02-26 Martin Liska <mliska@suse.cz>
9988 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
9990 (resolve_args_picking_1): Likewise.
9991 * dwarf2out.h (struct GTY): Likewise.
9993 2016-02-26 Martin Liska <mliska@suse.cz>
9995 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
9997 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9999 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
10000 Martin Liska <mliska@suse.cz>
10002 * doc/install.texi: Mention --enable-valgrind-annotations.
10004 2016-02-26 Richard Biener <rguenther@suse.de>
10006 PR tree-optimization/69551
10007 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
10008 looking through aliases adjust DECL_PT_UID to refer to the
10009 ultimate alias target.
10011 2016-02-25 Martin Liska <mliska@suse.cz>
10013 PR middle-end/69919
10014 * alloc-pool.c (after_memory_report): New variable.
10015 * alloc-pool.h (base_pool_allocator ::release): Do not use
10016 the infrastructure if after_memory_report.
10017 * toplev.c (toplev::main): Mark after memory report.
10019 2016-02-25 Richard Biener <rguenther@suse.de>
10021 PR tree-optimization/48795
10022 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
10024 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
10027 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
10028 offloading is enabled and -fopenacc or -fopenmp is specified.
10029 (CRTOFFLOADEND): Likewise.
10030 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
10031 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
10032 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
10033 (offload_objects_file_name): New static var.
10034 (tool_cleanup): Remove offload_objects_file_name file.
10035 (find_offloadbeginend): Replace with ...
10036 (find_crtoffloadtable): ... this.
10037 (run_gcc): Remove offload_argc and offload_argv.
10038 Get offload_objects_file_name from -foffload-objects=... option.
10039 Read names of object files with offload from this file, pass them to
10040 compile_images_for_offload_targets. Don't call find_offloadbeginend and
10041 don't pass offloadbegin and offloadend to the linker. Don't pass
10042 offload non-LTO files to the linker, because now they're not claimed.
10044 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
10047 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
10048 on builtin_unreachable.
10050 2016-02-25 Jakub Jelinek <jakub@redhat.com>
10052 PR rtl-optimization/69896
10053 * regcprop.c: Include cfgrtl.h.
10054 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
10055 than remembered mode, either delete it (if noop_move_p), or
10056 treat like copy_p but not noop_p instruction.
10058 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10061 * dwarf2out.c (gen_variable_die): Work around buggy LTO
10062 - allow NULL decl for Fortran DW_TAG_common_block variables.
10064 2016-02-24 Jason Merrill <jason@redhat.com>
10066 * common.opt (flifetime-dse): Add -flifetime-dse=1.
10068 2016-02-24 Richard Biener <rguenther@suse.de>
10069 Jakub Jelinek <jakub@redhat.com>
10071 PR middle-end/69760
10072 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
10073 conditionally executed ops to well-defined overflow behavior.
10075 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10077 PR middle-end/69915
10078 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
10081 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10083 PR rtl-optimization/69886
10084 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
10085 argument. Use it when checking validity of set instructions.
10086 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
10087 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
10089 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
10090 * store-motion.c (find_moveable_store): Update
10091 can_assign_to_reg_without_clobbers_p callsite.
10093 2016-02-24 Richard Biener <rguenther@suse.de>
10095 PR middle-end/68963
10096 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
10098 (record_nonwrapping_iv): Do not fall back to the low/high bound
10099 for non-constant IV bases if the stmt is not always executed.
10101 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10103 * config/arm/arm-cores.def (cortex-a32): New entry.
10104 * config/arm/arm-tables.opt: Regenerate.
10105 * config/arm/arm-tune.md: Regenerate.
10106 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
10107 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
10108 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
10109 for -mcpu and -mtune.
10111 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10114 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
10115 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
10116 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
10117 (atomic_loaddi_1): Delete.
10118 (atomic_loaddi): Rewrite expander using the above changes.
10120 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10123 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
10126 2016-02-24 Jakub Jelinek <jakub@redhat.com>
10127 Richard Biener <rguenth@suse.de>
10129 PR middle-end/69909
10130 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
10131 set_mem_attributes if tem is SSA_NAME which got expanded
10134 2016-02-24 Richard Biener <rguenther@suse.de>
10136 PR tree-optimization/69907
10137 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
10138 end of permutations for BB vectorization.
10140 2016-02-24 Christian Bruel <christian.bruel@st.com>
10142 * config/arm/arm-c.c (arm_option_override): Initialize
10143 target_option_current_node.
10144 * config/arm/arm.c (arm_pragma_target_parse): Replace
10145 build_target_option_node call by target_option_current_node.
10146 Set target_option_current_node.
10149 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
10152 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
10153 define_insn_and_split to define_insn.
10154 (zero_extendqi<mode>2_dot2): Same.
10155 (extendqi<mode>2_dot): Same.
10156 (extendqi<mode>2_dot2): Same.
10158 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10160 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
10161 and add bypass for AES{D,E} and AESMC pairs.
10162 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
10165 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
10167 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
10168 series for reciprocal square root in Exynos M1.
10170 2016-02-23 Martin Sebor <msebor@redhat.com>
10173 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
10174 __builtin_alloca_with_align.
10176 2016-02-23 Richard Henderson <rth@redhat.com>
10178 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
10179 (ix86_register_pragmas): Remove __seg_tls.
10180 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
10181 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
10182 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
10183 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
10184 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
10185 * doc/extend.texi (__seg_tls): Remove item.
10187 2016-02-23 Richard Biener <rguenther@suse.de>
10189 * alloc-pool.h (struct allocation_object): Make id member
10190 conditional on CHECKING_P again.
10191 (get_instance): Adjust.
10192 (base_pool_allocator): Likewise.
10194 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
10196 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
10197 (parallelize_loops): In OpenACC kernels mode, set n_threads to
10199 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
10201 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
10203 2016-02-23 Richard Biener <rguenther@suse.de>
10205 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
10206 * bitmap.h (struct bitmap_usage): Likewise.
10207 (bitmap_move): Declare.
10208 * bitmap.c (register_overhead): Take size_t argument.
10209 (bitmap_move): New function.
10210 * df-problems.c (df_rd_transfer_function): Use bitmap_move
10211 to properly account overhead.
10212 * tree.c (free_node): Use tree_size.
10214 2016-02-23 Jakub Jelinek <jakub@redhat.com>
10217 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
10218 when inverting comparison.
10221 * common.opt (Wunreachable-code): Add Warning flag.
10223 2016-02-23 Mark Wielaard <mjw@redhat.com>
10224 Jakub Jelinek <jakub@redhat.com>
10227 * cgraphunit.c (check_global_declaration): Check main_input_filename
10228 and DECL_SOURCE_FILE are not NULL.
10230 2016-02-23 Martin Jambor <mjambor@suse.cz>
10232 PR tree-optimization/69666
10233 * tree-sra.c (sra_modify_assign): Do not attempt to create
10234 default_def replacements for unscalarizable regions.
10236 2016-02-20 Mark Wielaard <mjw@redhat.com>
10239 * cgraphunit.c (check_global_declaration): Check level of
10240 warn_unused_const_variable and main_input_filename.
10241 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
10242 (-Wunused-variable): For C implies -Wunused-const-variable=1.
10243 (-Wunused-const-variable): Explain levels 1 and 2.
10245 2016-02-22 Jakub Jelinek <jakub@redhat.com>
10248 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
10249 identical arguments. Formatting and spelling fixes.
10252 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
10257 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
10258 and m68k-devices.def.
10259 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
10260 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
10262 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
10264 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
10265 and HImode registers.
10267 2016-02-22 Richard Biener <rguenther@suse.de>
10269 PR tree-optimization/69882
10270 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
10271 preserve permutations present because of gaps.
10272 (vect_supported_load_permutation_p): Always continue checking
10273 permutations after vect_attempt_slp_rearrange_stmts.
10275 2016-02-22 Bin Cheng <bin.cheng@arm.com>
10277 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
10278 min_profitable_estimate, rather than min_profitable_iters.
10280 2016-02-22 Jakub Jelinek <jakub@redhat.com>
10283 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
10284 SImode for last match_operand.
10286 2016-02-22 Martin Liska <mliska@suse.cz>
10288 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
10289 return bitsize - 1 as the return value.
10291 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
10295 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
10296 Handle negative shift counts.
10297 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
10298 force_reg on the shift constant.
10299 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
10300 (lshrsi3_d): Handle negative shift counts.
10302 2016-02-22 Richard Biener <rguenther@suse.de>
10303 Tom de Vries <tom@codesourcery.com>
10305 * graph.c: Include dumpfile.h.
10306 (print_graph_cfg): Split into three overloads.
10307 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
10309 2016-02-22 Tom de Vries <tom@codesourcery.com>
10311 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
10314 2016-02-22 Richard Biener <rguenther@suse.de>
10317 * ipa-inline-transform.c (inline_call): When not updating
10318 overall summaries adjust self size by the growth estimate.
10319 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
10320 hash-set, do not update overall summaries here. Renamed from ...
10321 (inline_to_all_callers): ... this which is now wrapping the
10322 above and performing delayed overall summary update.
10323 (early_inline_small_functions): Delay updating of the overall
10326 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
10328 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
10331 2016-02-19 Jakub Jelinek <jakub@redhat.com>
10334 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
10335 :%* in %:gt() argument.
10336 (greater_than_spec_func): Adjust for expecting only numbers,
10337 if there are more than two numbers, compare the last two.
10339 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
10341 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
10342 -Wnarrowing with -std.
10344 2016-02-19 Jakub Jelinek <jakub@redhat.com>
10347 * expr.c (store_field): Don't use bit-field path if exp is
10348 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
10349 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
10350 and the assignment can be performed by bitwise copy. Formatting
10353 PR middle-end/69838
10354 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
10355 call copy_reg_eh_region_note_forward on before and/or after sequences
10356 and remove note from insn if it no longer can throw.
10359 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
10360 if TARGET_AVX512BW.
10362 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10364 * config/s390/vector.md: Add missing commutative operand markers
10365 to the patterns which qualify for one.
10366 * config/s390/vx-builtins.md: Likewise.
10368 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10370 * config/s390/vector.md (VI, VI_QHS): Add single element vector
10371 types to mode iterators.
10372 (vec_double): ... and mode attribute.
10373 * config/s390/vx-builtins.md (non_vec_int): Likewise.
10375 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10377 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
10378 Change the predicate of op2 from nonimmediate to general and let
10379 reload fix it if necessary.
10381 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10383 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
10385 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10387 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
10390 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10392 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
10393 * config/s390/s390.c (s390_expand_vec_movstr): New function.
10394 * config/s390/s390.md ("movstr<P:mode>"): Call
10395 s390_expand_vec_movstr.
10397 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10399 * config/s390/s390.md: Add missing output modifier for operand 1
10400 to print it as address properly.
10402 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10404 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
10405 * config/s390/2964.md: New file.
10406 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
10407 of insn grouping attributes depending on the CPU level.
10408 (s390_get_unit_mask): New function.
10409 (s390_sched_score): Remove the OOO from the scheduling macros.
10410 Add loop to calculate a score for the instruction mix.
10411 (s390_sched_reorder): Likewise plus improve debug output.
10412 (s390_sched_variable_issue): Rename macros as above. Calculate
10413 the unit distances after actually scheduling an insn. Improve
10415 (s390_sched_init): Clear last_scheduled_unit_distance array.
10416 * config/s390/s390.md: Include 2964.md.
10418 2016-02-18 Jakub Jelinek <jakub@redhat.com>
10421 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
10422 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
10423 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
10424 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
10425 *avx512f_<code>v8div16qi2_mask_1): New insns.
10427 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10430 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
10433 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
10434 earlyclobber from target. Use wF constraint for fused memory
10436 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
10438 2016-02-18 Jakub Jelinek <jakub@redhat.com>
10439 Martin Liska <mliska@suse.cz>
10442 * cfgexpand.c (asan_sanitize_stack_p): New function.
10443 (partition_stack_vars): Use the function.
10444 (expand_stack_vars): Likewise.
10445 (defer_stack_allocation): Likewise.
10446 (expand_used_vars): Likewise.
10448 2016-02-18 Richard Biener <rguenther@suse.de>
10450 PR middle-end/69553
10451 * fold-const.c (operand_equal_p): Properly compare offsets for
10452 IMAGPART_EXPR and ARRAY_REF.
10454 2016-02-18 Nick Clifton <nickc@redhat.com>
10458 * config/arm/arm.c (arm_option_override_internal): Disable
10459 interworking if the target does not support thumb instructions.
10460 (arm_reload_in_hi): Handle the case where a register to register
10461 move needs reloading because there is no simple pattern to handle
10463 (arm_reload_out_hi): Likewise.
10465 2016-02-18 Richard Biener <rguenther@suse.de>
10467 PR middle-end/69854
10468 * match.pd: Don't use fold_binary or fold_unary for folding
10471 2016-02-17 Jakub Jelinek <jakub@redhat.com>
10474 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
10475 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
10476 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
10477 warn on gimple_no_warning_p statements.
10479 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
10481 * doc/extend.texi (C++ Attributes): Correct description of
10482 warn_unused type attribute.
10484 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10486 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
10487 correct instruction.
10489 2016-02-17 Richard Biener <rguenther@suse.de>
10491 PR rtl-optimization/69609
10492 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
10493 (find_traces_1_round): When ending a trace update cached priority
10495 (bb_to_key): Use cached priority when available.
10496 (copy_bb): Initialize cached priority.
10497 (reorder_basic_blocks_software_trace_cache): Likewise.
10499 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10502 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
10504 (aarch64_comparison_operator): Break overly long line into two.
10505 (aarch64_comparison_operation): Likewise.
10506 * config/aarch64/aarch64.md (cstorecc4): Use
10507 aarch64_comparison_operator_mode instead of
10508 aarch64_comparison_operator.
10509 (cstore<mode>4): Likewise.
10510 (aarch64_cstore<mode>): Likewise.
10511 (*cstoresi_insn_uxtw): Likewise.
10512 (cstore<mode>_neg): Likewise.
10513 (*cstoresi_neg_uxtw): Likewise.
10515 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10518 * config/arm/predicates.md (arm_comparison_operator_mode):
10520 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
10521 instead of arm_comparison_operator.
10522 (*mov_negscc): Likewise.
10523 (*mov_notscc): Likewise.
10524 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
10525 (*thumb2_mov_negscc): Likewise.
10526 (*thumb2_mov_negscc_strict_it): Likewise.
10527 (*thumb2_mov_notscc): Likewise.
10528 (*thumb2_mov_notscc_strict_it): Likewise.
10530 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
10532 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
10533 Add missing return.
10535 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
10537 * config/visium/visium.c (machine_libfunc_index): New enum.
10538 (machine_libfuncs): New structure.
10539 (visium_libfuncs): New static variable.
10540 (TARGET_INIT_LIBFUNCS): Define to...
10541 (visium_init_libfuncs): ...this. New function.
10542 (expand_block_move_4): Use the appropriate libfunc.
10543 (expand_block_move_2): Likewise.
10544 (expand_block_move_1): Likewise.
10545 (expand_block_set_4): Likewise.
10546 (expand_block_set_2): Likewise.
10547 (expand_block_set_1): Likewise.
10548 (visium_trampoline_init): Likewise.
10550 2016-02-17 Nick Clifton <nickc@redhat.com>
10552 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
10553 TI's devices.csv file as of March 2016.
10555 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
10558 * opts-global.c (handle_common_deferred_options): Introduce and
10559 initialize two global variables to remember command-line options
10560 specifying a stack-limiting register.
10561 * opts.h: Add extern declarations of the two new global variables.
10562 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
10563 variable based on the values of the two new global variables.
10565 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10568 * common.opt (Wnonnull-compare): New warning.
10569 * doc/invoke.texi (-Wnonnull): Remove text about comparison
10570 of arguments against NULL.
10571 (-Wnonnull-compare): Document.
10572 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
10573 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
10574 * passes.def (pass_warn_nonnull_compare): Add.
10575 * gimple-ssa-nonnull-compare.c: New file.
10577 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10579 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
10580 AARCH64_EXTRA_TUNE_RECIP_SQRT.
10582 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10584 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
10585 reciprocal sqrt for -mlow-precision-recip-sqrt.
10587 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10588 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10590 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
10591 always use lane loads to construct non-constant vectors.
10593 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10595 * config/aarch64/aarch64.md
10596 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
10597 constraints for operand 3.
10598 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
10600 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10601 Richard Biener <rguenther@suse.de>
10603 PR tree-optimization/69820
10604 * tree-vect-patterns.c (type_conversion_p): Return false if
10605 *orig_type is unsigned single precision or boolean.
10606 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
10609 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10611 PR rtl-optimization/69764
10612 PR rtl-optimization/69771
10613 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
10614 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
10616 2016-02-16 Richard Biener <rguenther@suse.de>
10618 PR tree-optimization/69776
10619 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
10621 (indirect_refs_may_alias_p): Likewise.
10622 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
10623 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
10624 according to tbaa_p.
10625 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
10626 (optimize_stmt): For redundant store discovery do not allow tbaa.
10628 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
10630 PR tree-optimization/69714
10631 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
10632 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
10634 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
10636 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
10637 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
10638 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
10639 * config/arc/arc.c (arc_init): Check FPU options.
10640 (get_arc_condition_code): Handle new CC_FPU* modes.
10641 (arc_select_cc_mode): Likewise.
10642 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
10643 register pair only. Allow access for ARCv2 accumulator.
10644 (gen_compare_reg): Whenever we have FPU support use FPU compare
10646 (arc_reorg): Don't generate brcc insns when FPU compare
10647 instructions are involved.
10648 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
10649 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
10650 floating point emulation.
10651 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
10652 (REVERSE_CONDITION): Add new CC_FPU* modes.
10653 (TARGET_FP_SP_BASE): Define.
10654 (TARGET_FP_DP_BASE): Likewise.
10655 (TARGET_FP_SP_FUSED): Likewise.
10656 (TARGET_FP_DP_FUSED): Likewise.
10657 (TARGET_FP_SP_CONV): Likewise.
10658 (TARGET_FP_DP_CONV): Likewise.
10659 (TARGET_FP_SP_SQRT): Likewise.
10660 (TARGET_FP_DP_SQRT): Likewise.
10661 (TARGET_FP_DP_AX): Likewise.
10662 * config/arc/arc.md (ARCV2_ACC): New constant.
10663 (type): New fpu type attribute.
10664 (SDF): Conditional iterator.
10665 (cstore<mode>, cbranch<mode>): Change expand condition.
10666 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
10667 handles FPU/FPX cases as well.
10668 * config/arc/arc.opt (mfpu): New option.
10669 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
10671 (adddf3, muldf3, subdf3): Removed.
10672 * config/arc/predicates.md (proper_comparison_operator): Recognize
10674 * config/arc/fpu.md: New file.
10675 * doc/invoke.texi (ARC Options): Document mfpu option.
10677 2016-02-16 Richard Biener <rguenther@suse.de>
10679 PR rtl-optimization/69291
10680 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
10681 noce_operand_ok check.
10683 2016-02-16 Tom de Vries <tom@codesourcery.com>
10686 * omp-low.c (simd_clone_create): Remove call to
10687 symtab->call_cgraph_insertion_hooks.
10689 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10691 PR tree-optimization/69802
10692 * tree-ssa-reassoc.c (update_range_test): If op is
10693 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
10694 op == 1 test of precision 1 integral op, otherwise handle
10695 that case as op itself. Fix up formatting.
10696 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
10699 2016-02-16 Richard Biener <rguenther@suse.de>
10701 PR tree-optimization/69586
10702 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
10703 types for conversion sources.
10705 2016-02-16 Richard Biener <rguenther@suse.de>
10707 PR middle-end/69801
10708 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
10709 mask OEP_ADDRESS_OF.
10711 2016-02-16 Alan Modra <amodra@gmail.com>
10714 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
10715 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
10716 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
10718 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
10719 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
10720 (p8_fmrgow_<mode>): Likewise.
10721 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
10723 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
10724 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
10725 to use movdi_internal64. Remove op0_di.
10726 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
10728 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
10730 Add support for the FCCMP insn types
10732 * config/aarch64/aarch64.md (fccmp): Change insn type.
10733 (fccmpe): Likewise.
10734 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
10735 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
10736 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
10737 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
10738 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
10739 * config/arm/types.md (fccmps): Add new insn type.
10740 (fccmpd): Likewise.
10742 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
10744 * alias.c (get_alias_set): Fix a typo in comment.
10746 2016-02-15 Richard Biener <rguenther@suse.de>
10748 PR tree-optimization/69595
10749 * match.pd: Complete range test simplification to true.
10751 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
10753 PR rtl-optimization/69648
10754 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
10755 pic_offset_table_rtx.
10757 PR rtl-optimization/69752
10758 * ira.c (update_equiv_regs): When looking for more than a single SET,
10759 also take other side effects into account.
10761 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
10763 * config/s390/s390.c (s390_function_profiler): Add a new sequence
10764 for z900+ CPUs in 31-bit mode.
10766 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
10768 * common/config/s390/s390-common.c (s390_supports_split_stack):
10770 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
10771 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
10772 * config/s390/s390.c (struct machine_function): New field
10773 split_stack_varargs_pointer.
10774 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
10775 in s390_emit_prologue.
10776 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
10778 (morestack_ref): New global.
10779 (SPLIT_STACK_AVAILABLE): New macro.
10780 (s390_expand_split_stack_prologue): New function.
10781 (s390_live_on_entry): New function.
10782 (s390_va_start): Use split-stack vararg pointer if appropriate.
10783 (s390_asm_file_end): Emit the split-stack note sections.
10784 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
10785 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
10786 (UNSPECV_SPLIT_STACK_CALL): New unspec.
10787 (UNSPECV_SPLIT_STACK_DATA): New unspec.
10788 (split_stack_prologue): New expand.
10789 (split_stack_space_check): New expand.
10790 (split_stack_data): New insn.
10791 (split_stack_call): New expand.
10792 (split_stack_call_*): New insn.
10793 (split_stack_cond_call): New expand.
10794 (split_stack_cond_call_*): New insn.
10796 2016-02-15 Richard Biener <rguenther@suse.de>
10798 PR tree-optimization/69783
10799 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10800 Add trivially correct cases.
10802 2016-02-15 Tom de Vries <tom@codesourcery.com>
10805 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
10807 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
10809 2016-02-15 Richard Biener <rguenther@suse.de>
10811 PR tree-optimization/69776
10812 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
10813 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
10814 indicate whether we can use TBAA to disambiguate against stores.
10815 Use alias-set zero if not.
10816 (visit_reference_op_store): Do not use TBAA when looking up
10818 * tree-ssa-pre.c (compute_avail): Use TBAA here.
10819 (eliminate_dom_walker::before_dom_children): But not when looking
10820 up redundant stores.
10822 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
10824 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
10826 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10828 * config/i386/znver1.md
10829 (znver1_pop, znver1_pop_mem,
10830 znver1_load_imov_double_store,
10831 znver1_load_imov_direct_store,
10832 znver1_load_imov_direct_load,
10833 znver1_load_imov_double_load): Add new.
10834 (znver1_insn, znver1_insn_load): Add icmov type.
10835 (znver1_sseavx_fma,
10836 znver1_sseavx_fma_load,
10838 znver1_avx256_fma_load): Fix pipe usage.
10840 2016-02-14 Alan Modra <amodra@gmail.com>
10843 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
10844 with an invalid hard reg, reload just the reg not the entire
10845 pre/post-inc/dec address expression.
10847 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
10850 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
10851 fixed R1_REG scratch reg.
10852 (sibcall_value_pcrel_fdpic): Likewise.
10854 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
10858 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
10860 2016-02-12 Walter Lee <walt@tilera.com>
10862 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
10863 * config/tilegx/t-tilegx: Likewise.
10865 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10868 * diagnostic-show-locus.c (struct line_span): New struct.
10869 (layout::get_first_line): Delete.
10870 (layout::get_last_line): Delete.
10871 (layout::get_num_line_spans): New member function.
10872 (layout::get_line_span): Likewise.
10873 (layout::print_heading_for_line_span_index_p): Likewise.
10874 (layout::get_expanded_location): Likewise.
10875 (layout::calculate_line_spans): Likewise.
10876 (layout::m_first_line): Delete.
10877 (layout::m_last_line): Delete.
10878 (layout::m_line_spans): New field.
10879 (layout::layout): Update comment. Replace m_first_line and
10880 m_last_line with m_line_spans, replacing their initialization
10881 with a call to calculate_line_spans.
10882 (diagnostic_show_locus): When printing source lines and
10883 annotations, rather than looping over a single span
10884 of lines, instead loop over each line_span within
10885 the layout, with an inner loop over the lines within them.
10886 Call the context's start_span callback when changing line spans.
10887 * diagnostic.c (diagnostic_initialize): Initialize start_span.
10888 (diagnostic_build_prefix): Break out the building of the location
10889 part of the string into...
10890 (diagnostic_get_location_text): ...this new function, rewriting
10891 it from nested ternary expressions to a sequence of "if"
10893 (default_diagnostic_start_span_fn): New function.
10894 * diagnostic.h (diagnostic_start_span_fn): New typedef.
10895 (diagnostic_context::start_span): New field.
10896 (default_diagnostic_start_span_fn): New prototype.
10898 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10901 * gcc.c (driver::finalize): Fix cleanup of "specs".
10903 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10907 * gcc.c (driver::driver): Initialize m_option_suggestions.
10908 (driver::~driver): Clean up m_option_suggestions.
10909 (suggest_option): Convert to...
10910 (driver::suggest_option): ...this, and split out into
10911 driver::build_option_suggestions and find_closest_string.
10912 (driver::build_option_suggestions): New function, from
10913 first half of suggest_option. Special-case
10914 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
10915 the sanitizer_opts array. For options of enum types, add the
10916 various enum values to the candidate strings.
10917 (driver::handle_unrecognized_options): Remove "const".
10918 * gcc.h (driver::handle_unrecognized_options): Likewise.
10919 (driver::build_option_suggestions): New decl.
10920 (driver::suggest_option): New decl.
10921 (driver::m_option_suggestions): New field.
10922 * opts-common.c (add_misspelling_candidates): New function.
10923 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
10924 and make non-static.
10925 * opts.h (sanitizer_opts): New array decl.
10926 (add_misspelling_candidates): New function decl.
10927 * spellcheck.c (find_closest_string): New function.
10928 * spellcheck.h (find_closest_string): New function decl.
10930 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10932 PR rtl-optimization/69764
10933 PR rtl-optimization/69771
10934 * optabs.c (expand_binop_directly): For shift_optab_p, force
10935 convert_modes with VOIDmode if xop1 has VOIDmode.
10937 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
10940 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
10941 to correctly determine instrumentation thunks.
10943 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10946 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
10947 type by reference, force lhs on the call.
10950 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
10951 Compute retval and retbnd early in all cases if split_part_return_p
10952 and return_bb is not EXIT. Remove all clobber stmts and reset
10953 all debug stmts that refer to SSA_NAMEs defined in split part,
10954 except if it is retval, in that case replace the old retval with the
10955 lhs of the call to the split part.
10957 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10960 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10962 PR middle-end/66726
10963 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
10964 whose result is used in PHI.
10965 (maybe_optimize_range_tests): Likewise.
10966 (final_range_test_p): Likweise.
10968 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10970 PR middle-end/66726
10971 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
10972 whose result is used in PHI.
10973 (maybe_optimize_range_tests): Likewise.
10974 (final_range_test_p): Likweise.
10976 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10978 * cgraph.c: Spelling fixes - behaviour -> behavior and
10979 neighbour -> neighbor.
10980 * target.def: Likewise.
10981 * sel-sched.c: Likewise.
10982 * config/mips/mips.c: Likewise.
10983 * config/arc/arc.md: Likewise.
10984 * config/arm/cortex-a57.md: Likewise.
10985 * config/arm/arm.c: Likewise.
10986 * config/arm/neon.md: Likewise.
10987 * config/arm/arm-c.c: Likewise.
10988 * config/vms/vms-c.c: Likewise.
10989 * config/s390/s390.c: Likewise.
10990 * config/i386/znver1.md: Likewise.
10991 * config/i386/i386.c: Likewise.
10992 * config/ia64/hpux-unix2003.h: Likewise.
10993 * config/msp430/msp430.md: Likewise.
10994 * config/rx/rx.c: Likewise.
10995 * config/rx/rx.md: Likewise.
10996 * config/aarch64/aarch64-simd.md: Likewise.
10997 * config/aarch64/aarch64.c: Likewise.
10998 * config/nvptx/nvptx.c: Likewise.
10999 * config/bfin/bfin.c: Likewise.
11000 * config/cris/cris.opt: Likewise.
11001 * config/rs6000/rs6000.c: Likewise.
11002 * target.h: Likewise.
11003 * spellcheck.c: Likewise.
11004 * ira-build.c: Likewise.
11005 * tree-inline.c: Likewise.
11006 * builtins.c: Likewise.
11007 * lra-constraints.c: Likewise.
11008 * explow.c: Likewise.
11009 * hwint.h: Likewise.
11010 * targhooks.c: Likewise.
11011 * tree-vect-data-refs.c: Likewise.
11012 * expr.c: Likewise.
11013 * doc/tm.texi: Likewise.
11014 * doc/extend.texi: Likewise.
11015 * doc/install.texi: Likewise.
11016 * doc/md.texi: Likewise.
11017 * tree-ssa-tail-merge.c: Likewise.
11018 * sched-int.h: Likewise.
11019 * match.pd: Likewise.
11020 * sched-ebb.c: Likewise.
11021 * target.def (omit_struct_return_reg): Likewise.
11022 * gimple-ssa-isolate-paths.c: Likewise.
11023 (find_implicit_erroneous_behaviour): Renamed to...
11024 (find_implicit_erroneous_behavior): ... this.
11025 (find_explicit_erroneous_behaviour): Renamed to...
11026 (find_explicit_erroneous_behavior): ... this.
11027 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
11029 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
11031 PR rtl-optimization/64682
11032 PR rtl-optimization/69567
11033 PR rtl-optimization/69737
11034 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
11035 in I2 as well, just lose it.
11037 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11039 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
11041 (aarch64_last_printed_tune_string): Likewise.
11042 (aarch64_declare_function_name): Only output .arch assembler
11043 directive if it will be different from the previously output
11044 directive. Same for .tune comment but only if -dA is set.
11045 (aarch64_start_file): New function.
11046 (TARGET_ASM_FILE_START): Define.
11048 2016-02-11 David Malcolm <dmalcolm@redhat.com>
11051 * Makefile.in (PLUGIN_HEADERS): Add params.list.
11053 2016-02-11 Jakub Jelinek <jakub@redhat.com>
11056 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
11057 -Wmaybe-uninitialized warning.
11059 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
11062 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
11064 2016-02-11 Richard Biener <rguenther@suse.de>
11066 PR rtl-optimization/69291
11067 * ifcvt.c (noce_try_store_flag_constants): Do not allow
11068 subexpressions affected by changing the result.
11070 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
11073 * lra-constraints.c (curr_insn_transform): Find in/out operands
11074 for secondary memory moves. Update dups.
11076 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
11078 PR tree-optimization/69652
11079 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
11080 to nested loop, did source re-formatting, skip debug statements,
11081 add check on statement with volatile operand, remove dead scalar
11084 2016-02-10 Jakub Jelinek <jakub@redhat.com>
11085 Patrick Palka <ppalka@gcc.gnu.org>
11089 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
11090 calls if the return type is TREE_ADDRESSABLE.
11091 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
11092 * ipa-split.c (split_function): Fix doubled "we" in comment.
11093 Use void return type for the split part even if
11094 !split_point->split_part_set_retval.
11096 2016-02-10 Bin Cheng <bin.cheng@arm.com>
11098 PR tree-optimization/68021
11099 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
11100 when computing the value of biv cand by itself.
11102 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
11104 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
11105 (cortexa57_tunings): Likewise.
11106 (cortexa72_tunings): Likewise.
11107 (arch_macro_fusion_pair_p): Add support for AES fusion.
11108 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
11109 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
11110 Allow virtual registers before reload so early scheduling works.
11111 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
11112 correct latency and pipeline.
11113 (cortex_a57_crypto_complex): Likewise.
11114 (cortex_a57_crypto_xor): Likewise.
11115 (define_bypass): Add AES bypass.
11117 2016-02-10 Richard Biener <rguenther@suse.de>
11119 PR tree-optimization/69726
11120 * passes.def: Add DCE pass before late uninit.
11121 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
11122 really fixup if-conversions job.
11124 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
11126 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
11127 (arm_cortex_a57_tune): Likewise.
11128 (aarch_macro_fusion_pair_p): Add support for AES fusion.
11129 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
11131 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
11133 * timevar.def (TV_PHASE_DBGINFO): Delete.
11134 (TV_PHASE_CHECK_DBGINFO): Likewise.
11135 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
11137 2016-02-10 Richard Biener <rguenther@suse.de>
11139 PR tree-optimization/69719
11140 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11141 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
11143 2016-02-09 Andrew Pinski <apinski@cavium.com>
11146 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
11147 get_vcond_mask_icode returns false.
11149 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
11152 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
11153 an ADDIS that adds a pointer to a large constant that sets the
11154 upper16 bits with a load operation.
11156 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
11159 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
11161 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
11163 (vzipq_s16): Likewise.
11164 (vzipq_s32): Likewise.
11165 (vzipq_f32): Likewise.
11166 (vzipq_u8): Likewise.
11167 (vzipq_u16): Likewise.
11168 (vzipq_u32): Likewise.
11169 (vzipq_p8): Likewise.
11170 (vzipq_p16): Likewise.
11172 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
11175 * config/arm/arm.c (neon_endian_lane_map): New function.
11176 (neon_vector_pair_endian_lane_map): New function.
11177 (arm_evpc_neon_vuzp): Allow for big endian lane order.
11178 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
11180 (vuzpq_s16): Likewise.
11181 (vuzpq_s32): Likewise.
11182 (vuzpq_f32): Likewise.
11183 (vuzpq_u8): Likewise.
11184 (vuzpq_u16): Likewise.
11185 (vuzpq_u32): Likewise.
11186 (vuzpq_p8): Likewise.
11187 (vuzpq_p16): Likewise.
11189 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
11192 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
11195 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
11197 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
11198 truncate const_int operand 1 to QImode.
11200 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
11202 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
11203 corresponding to an abnormal edge.
11205 2016-02-09 Tom de Vries <tom@codesourcery.com>
11207 PR tree-optimization/69599
11208 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
11210 (find_func_aliases_for_builtin_call, find_func_clobbers)
11211 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
11214 2016-02-09 Richard Biener <rguenther@suse.de>
11216 PR tree-optimization/69715
11217 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
11218 LHS on calls as non-rewritable.
11220 2016-02-09 Tom de Vries <tom@codesourcery.com>
11223 * lto-wrapper.c (append_diag_options): New function.
11224 (compile_offload_image): Call append_diag_options.
11226 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
11229 * doc/extend.texi (Flag Output Operands): Correct sectioning.
11230 Minor copy-edit to fix verb tenses.
11232 2016-02-08 Jakub Jelinek <jakub@redhat.com>
11234 PR tree-optimization/69209
11235 * ipa-split.c (split_function): If split part is not
11236 returning retval, retval has gimple type but is not
11237 gimple value, force it into a SSA_NAME first.
11239 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
11241 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
11244 2016-02-08 Jason Merrill <jason@redhat.com>
11247 * convert.c (convert_to_integer_1): Check dofold on truncation
11249 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
11250 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
11251 Rename from *_nofold.
11252 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
11253 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
11255 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
11258 * tree.c (build_common_tree_nodes): Remove short_double argument.
11259 All callers changed.
11260 * tree.h (build_common_tree_nodes): Adjust declaration.
11261 * doc/invoke.texi (-fshort-double): Remove documentation.
11262 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11263 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
11264 * lto-wrapper.c (merge_and_complain, append_compiler_options)
11265 (append_linker_options): Don't handle OPT_fshort_double.
11267 PR rtl-optimization/68730
11268 * lra-remat.c (insn_to_cand_activation): New static variable.
11269 (lra_remat): Allocate and free it.
11270 (create_cand): New arg activation. Initialize a field in
11271 insn_to_cand_activation if it is nonnull.
11272 (create_cands): Pass the activation insn to create_cand when making
11273 a candidate involving an output reload. Reorganize code a little.
11274 (do_remat): Keep track of active status of candidates in a separate
11277 2016-02-08 Richard Biener <rguenther@suse.de>
11279 PR tree-optimization/69719
11280 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
11281 Properly use absolute of the difference of the two offsets to
11282 compare or adjust the segment length.
11284 2016-02-08 Richard Biener <rguenther@suse.de>
11285 Jeff Law <law@redhat.com>
11288 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
11289 types for anonymous SSA names.
11291 2016-02-08 Richard Biener <rguenther@suse.de>
11293 PR rtl-optimization/69274
11294 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
11296 2016-02-08 Jeff Law <law@redhat.com>
11298 PR tree-optimization/65917
11299 * tree-ssa-dom.c (record_temporary_equivalences): Record both
11300 equivalences from if (x == y) style conditionals.
11301 (loop_depth_of_name): Remove.
11302 (record_equality): Remove loop depth check.
11303 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
11304 (const_and_copies::record_const_or_copy_raw): New member function.
11305 * tree-ssa-scopedtables.c
11306 (const_and_copies::record_const_or_copy_raw): New, factored out of
11307 (const_and_copies::record_const_or_copy): Call new member function.
11309 2016-02-05 Jeff Law <law@redhat.com>
11311 PR tree-optimization/68541
11312 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
11313 (count_stmts_in_block): New function.
11314 (poor_ifcvt_candidate_code): Likewise.
11315 (is_feasible_trace): Add some heuristics to determine when path
11316 splitting is profitable.
11317 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
11318 is a diamond with a single exit.
11320 2016-02-05 Martin Sebor <msebor@redhat.com>
11323 * doc/invoke.texi: Update -Wplacement-new to take an optional
11326 2016-02-06 Richard Henderson <rth@redhat.com>
11329 * tree.c (tree_nop_conversion_p): Do not strip casts into or
11330 out of non-standard address spaces.
11332 2016-02-05 Jakub Jelinek <jakub@redhat.com>
11334 PR rtl-optimization/69691
11335 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
11337 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
11339 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
11340 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
11341 (*ieee128_mfvsrd_64bit): Likewise.
11342 (*ieee128_mfvsrd_32bit): Likewise.
11344 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
11348 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11350 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11351 instrumented_version.
11353 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
11355 * doc/invoke.texi (Optimize Options): In table of --param options
11356 rename second occurrence of tracer-min-branch-ratio to
11357 tracer-min-branch-probability, rename
11358 tracer-min-branch-ratio-feedback to
11359 tracer-min-branch-probability-feedback and clarify description,
11360 rename sched-spec-state-edge-prob-cutoff to
11361 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
11362 to selsched-insns-to-rename, rename lto-minpartition to
11363 lto-min-partition, delete reorder-blocks-duplicate and
11364 reorder-blocks-duplicate-feedback.
11366 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11368 * config/s390/s390.c (s390_register_info_set_ranges): Remove
11371 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
11373 * doc/extend.texi: S/390: Correct some typos.
11375 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11377 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
11379 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11382 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
11383 (s390_register_info_gprtofpr): Use new macros above.
11384 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
11386 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
11387 its name. Adjust restore and save gpr ranges.
11388 (s390_register_info_set_ranges): New function.
11389 (s390_register_info): Use new macros above. Call
11390 s390_register_info_set_ranges.
11391 (s390_optimize_register_info): Likewise.
11392 (s390_hard_regno_rename_ok): Use new macros.
11393 (s390_hard_regno_scratch_ok): Likewise.
11394 (s390_emit_epilogue): Likewise.
11395 (s390_can_use_return_insn): Likewise.
11396 (s390_optimize_prologue): Likewise.
11397 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
11399 2016-02-05 Jakub Jelinek <jakub@redhat.com>
11402 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
11404 (ix86_option_override_internal): Disable TARGET_STV even for
11405 -m{incoming,preferred}-stack-boundary=3.
11407 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11409 * config.gcc: Mark deprecated rtems targets as obsolete.
11411 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
11413 PR rtl-optimization/64682
11414 PR rtl-optimization/69567
11415 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
11416 before I2 only if the register is both used and set in I2.
11418 2016-02-04 DJ Delorie <dj@redhat.com>
11420 * config/msp430/msp430.c (msp430_start_function): Add function type.
11422 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11425 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
11427 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
11429 PR rtl-optimization/69577
11431 2015-10-29 Richard Henderson <rth@redhat.com>
11435 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
11436 sse check to the exact conditions of PR 67609.
11438 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11441 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
11442 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
11443 not allowed into the traditional Altivec registers.
11444 (movtd_64bit_nodm): Likewise.
11445 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
11447 2016-02-04 David Malcolm <dmalcolm@redhat.com>
11449 * config/aarch64/cortex-a57-fma-steering.c
11450 (aarch64_register_fma_steering): Remove "static" from arguments
11453 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
11456 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
11457 twice when complex.
11459 2016-02-04 Mike Frysinger <vapier@gentoo.org>
11461 * doc/invoke.texi: Delete -mno-fma4.
11463 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
11465 PR rtl-optimization/69577
11466 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
11467 (find_subregs_of_mode): Update accordingly. Iterate over partial
11470 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
11472 * config/arm/arm-protos.h (neon_reinterpret): Remove.
11473 * config/arm/arm.c (neon_reinterpret): Remove.
11474 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
11475 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
11476 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
11477 vreinterpretti): Remove.
11478 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
11479 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
11480 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
11481 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
11482 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
11483 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
11484 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
11485 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
11486 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
11487 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
11488 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
11489 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
11490 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
11491 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
11492 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
11493 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
11494 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
11495 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
11496 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
11497 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
11498 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
11499 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
11500 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
11501 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
11502 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
11503 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
11504 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
11505 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
11506 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
11507 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
11508 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
11509 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
11510 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
11511 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
11512 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
11513 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
11514 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
11515 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
11516 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
11517 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
11518 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
11519 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
11520 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
11521 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
11522 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
11523 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
11524 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
11525 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
11526 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
11527 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
11528 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
11529 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
11530 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
11531 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
11532 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
11533 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
11534 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
11535 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
11536 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
11537 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
11538 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
11539 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
11540 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
11541 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
11542 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
11543 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
11544 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
11545 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
11546 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
11547 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
11548 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
11549 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
11550 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
11551 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
11552 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
11553 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
11554 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
11555 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
11556 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
11557 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
11558 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
11559 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
11560 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
11561 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
11562 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
11563 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
11564 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
11565 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
11566 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
11567 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
11568 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
11569 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
11570 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
11571 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
11572 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
11573 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
11574 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
11575 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
11576 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
11577 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
11578 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
11579 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
11580 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
11582 2016-02-04 Martin Liska <mliska@suse.cz>
11585 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
11586 that are gimple_store_p.
11587 (maybe_instrument_call): Likewise.
11589 2016-02-04 Bin Cheng <bin.cheng@arm.com>
11591 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
11592 register scaling out of memory reference and comment why.
11594 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11598 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
11599 folding the source of a SET.
11601 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11605 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
11606 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
11608 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
11612 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
11615 2016-02-04 Christian Bruel <christian.bruel@st.com>
11617 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
11618 * config/arm/arm.c (arm_set_current_function): Likewise.
11620 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11621 Ilya Enkovich <enkovich.gnu@gmail.com>
11622 H.J. Lu <hongjiu.lu@intel.com>
11625 * config/i386/i386.c (convert_scalars_to_vector): Remove
11626 stack alignment fixes.
11627 (ix86_option_override_internal): Disable TARGET_STV if stack
11628 might not be aligned enough.
11629 (ix86_minimum_alignment): Assert that TARGET_STV is false.
11631 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
11633 * config/i386/x86-tune.def: Disable default prefetching
11636 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
11637 Vladimir Makarov <vmakarov@redhat.com>
11640 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
11641 in validating fused toc addresses.
11643 2016-02-03 Jakub Jelinek <jakub@redhat.com>
11646 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
11647 range->m_caret fields if range->m_show_caret_p is false.
11650 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11651 Force oldval into register if it does not satisfy reg_or_short_operand
11652 predicate. Fix up formatting.
11654 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
11655 Alexandre Oliva <aoliva@redhat.com>
11658 * lra-constraints.c (simplify_operand_subreg): Check additionally
11659 address validity after potential reloading.
11660 (process_address_1): Check insns validity. In case of failure do
11663 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
11666 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
11669 2016-02-02 Jakub Jelinek <jakub@redhat.com>
11671 * wide-int.cc (canonize_uhwi): New function.
11672 (wi::divmod_internal): Use it.
11674 2016-02-02 James Norris <jnorris@codesourcery.com
11676 * gimplify.c (omp_notice_variable): Add usage check.
11678 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
11680 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
11681 like LE, GE, LT, GT when emitting relational operator.
11683 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11685 * ira-costs.c (find_costs_and_classes): Add extra argument.
11686 * target.def (ira_change_pseudo_allocno_class): Add parameter.
11687 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
11688 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
11689 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
11690 Add best_class parameter, and return it if not ALL_REGS.
11691 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
11693 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
11694 Update target hook.
11696 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11698 * config/aarch64/aarch64.c
11699 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
11700 (aarch64_ira_change_pseudo_allocno_class): New function.
11702 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
11705 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
11707 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11709 * config/avr/avr.c (avr_option_override): Set
11710 PARAM_ALLOW_STORE_DATA_RACES to 1.
11712 2016-02-02 Richard Biener <rguenther@suse.de>
11714 PR tree-optimization/69595
11715 * match.pd: Add range test simplifications to true/false.
11717 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
11719 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
11720 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
11723 2016-02-02 Richard Biener <rguenther@suse.de>
11725 PR tree-optimization/69606
11726 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
11727 info on the result before moving a stmt.
11729 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
11731 PR middle-end/68542
11732 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
11733 branch with vector comparison.
11734 * config/i386/sse.md (VI48_AVX): New mode iterator.
11735 (define_expand "cbranch<mode>4): Add support for conditional branch
11736 with vector comparison.
11737 * tree-vect-loop.c (optimize_mask_stores): New function.
11738 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
11739 has_mask_store field of vect_info.
11740 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
11741 vectorized loops having masked stores after vec_info destroy.
11742 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
11743 correspondent macros.
11744 (optimize_mask_stores): Add prototype.
11746 2016-02-02 Alan Modra <amodra@gmail.com>
11749 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
11752 2016-02-02 Alan Modra <amodra@gmail.com>
11755 * config/rs6000/rs6000.c (need_toc_init): New var, set it
11756 whenever toc_label_name used.
11757 (rs6000_file_start): Don't set up toc section here,
11758 (rs6000_output_function_epilogue): do so here instead,
11759 (rs6000_xcoff_file_start): and here.
11760 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
11761 (load_toc_aix_di): Likewise.
11763 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11765 PR rtl-optimization/69592
11766 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
11767 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
11768 (num_sign_bit_copies_binary_arith_p): New inline function.
11769 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
11771 2016-02-01 Jeff Law <law@redhat.com>
11773 PR tree-optimization/69580
11774 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
11775 * tree-ssa-threadbackward.c
11776 (fsm_find_control_statement_thread_paths): Do not try to walk
11777 through large PHI nodes.
11779 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11781 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
11782 when count is incremented above limit, don't analyze further
11785 * omp-low.c (oacc_parse_default_dims): Avoid
11786 -Wsign-compare warning, make sure value fits into int
11787 rather than just unsigned int.
11789 2016-02-01 Bin Cheng <bin.cheng@arm.com>
11791 PR tree-optimization/67921
11792 * fold-const.c (split_tree): New parameters. Convert pointer
11793 type variable part to proper type before negating.
11794 (fold_binary_loc): Pass new arguments to split_tree.
11796 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
11798 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
11799 (nvptx_goacc_validate_dims): Extend to handle global defaults.
11800 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
11801 * doc/tm.texti: Rebuilt.
11802 * doc/invoke.texi (fopenacc-dim): Document.
11803 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
11804 (append_compiler_options): Likewise.
11805 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
11806 (oacc_parse_default_dims): New.
11807 (oacc_validate_dims): Add USED arg. Select non-unity default when
11809 (oacc_loop_fixed_partitions): Return mask of used partitions.
11810 (oacc_loop_auto_partitions): Emit dump info.
11811 (oacc_loop_partition): Return mask of used partitions.
11812 (execute_oacc_device_lower): Parse default dimension arg. Adjust
11813 loop partitioning and validation calls.
11815 2016-02-01 Richard Biener <rguenther@suse.de>
11817 PR middle-end/69556
11818 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
11820 2016-02-01 Richard Biener <rguenther@suse.de>
11822 PR tree-optimization/69574
11823 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
11824 of asserting return chrec_dont_know.
11826 2016-02-01 Martin Liska <mliska@suse.cz>
11828 * mem-stats-traits.h: Add copyright header.
11829 * mem-stats.h: Likewise.
11831 2016-02-01 Richard Biener <rguenther@suse.de>
11833 PR tree-optimization/69579
11834 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
11835 Do not propagate through abnormal PHI results.
11837 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
11839 * postreload.c (reload_cse_simplify): Remove dead code.
11841 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11843 PR rtl-optimization/69570
11844 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
11845 if there is more than one set, not if there is a single set.
11847 2016-02-01 Richard Henderson <rth@redhat.com>
11850 * combine.c (make_compound_operation): When looking through a
11851 subreg, make sure to re-extend to the width of the outer mode.
11853 2016-01-30 Jakub Jelinek <jakub@redhat.com>
11855 PR tree-optimization/69546
11856 * wide-int.cc (wi::divmod_internal): For unsigned division
11857 where both operands fit into uhwi, if o1 is 1 and o0 has
11858 msb set, if divident_prec is larger than bits per hwi,
11859 clear another quotient word and return 2 instead of 1.
11860 Similarly for remainder with msb in HWI set, if dividend_prec
11861 is larger than bits per hwi.
11863 2016-01-29 Martin Jambor <mjambor@suse.cz>
11865 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
11866 Use short lowercase names.
11867 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
11868 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
11869 acq_rel one. Protect warning agains segfaults if
11870 get_memory_order_name returns NULL.
11871 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
11872 with release semantics. Do not warn if get_memory_order already did.
11873 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
11874 semantics. Fix check for relaxed or acquire semantics. Do not warn
11875 if get_memory_order already did.
11877 2016-01-29 Sebastian Pop <s.pop@samsung.com>
11879 * doc/install.texi: Document that isl-0.16 is supported.
11881 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
11884 * config/i386/constraints.md (Bm): Describe as special memory
11886 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
11887 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11888 * genpreds.c (struct constraint_data): Add is_special_memory.
11889 (have_special_memory_constraints, special_memory_start): New
11891 (special_memory_end): Ditto.
11892 (add_constraint): Add new arg is_special_memory. Add code to
11893 process its true value. Update have_special_memory_constraints.
11894 (process_define_constraint): Pass the new arg.
11895 (process_define_register_constraint): Ditto.
11896 (choose_enum_order): Process special memory.
11897 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
11898 function insn_extra_special_memory_constraint.
11899 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11900 * gensupport.c (process_rtx): Process
11901 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11902 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
11903 * ira-lives.c (single_reg_class): Use
11904 insn_extra_special_memory_constraint.
11905 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
11906 * lra-constraints.c (process_alt_operands): Ditto.
11907 (curr_insn_transform): Use insn_extra_special_memory_constraint.
11908 * recog.c (asm_operand_ok, preprocess_constraints): Process
11910 * reload.c (find_reloads): Ditto.
11911 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
11912 * stmt.c (parse_input_constraint): Use
11913 insn_extra_special_memory_constraint.
11915 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
11918 * lra-splill.c (lra_final_code_change): Revert r229087 by
11919 removing all sub-registers.
11921 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
11924 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
11926 2016-01-29 Jakub Jelinek <jakub@redhat.com>
11929 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
11930 SSE1, copy target into the temporary reg first before recursing
11933 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
11935 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
11938 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
11940 * ginclude/stdarg.h: Test __cplusplus instead of
11941 __GXX_EXPERIMENTAL_CXX0X__.
11943 2016-01-29 Richard Biener <rguenther@suse.de>
11945 PR tree-optimization/69547
11946 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
11947 Do not mark clobbers necessary.
11948 (mark_all_reaching_defs_necessary_1): Likewise.
11950 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
11952 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
11953 declaration name with %qs and print it in both error messages.
11954 Also fix indentation.
11956 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
11959 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
11960 trailing blank line from error message.
11962 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
11965 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
11968 2016-01-29 Richard Biener <rguenther@suse.de>
11970 PR middle-end/69537
11971 * match.pd: Allow all integral types when simplifying a
11972 widening or sign-changing conversion.
11974 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11976 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
11977 back to setting codegen_error to fail codegen.
11979 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
11982 * config/i386/constraints.md (C): Only accept constant zero operand.
11983 (BC): New constraint.
11984 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
11985 instead of C constraint.
11986 * doc/md.texi (Machine Constraints): Update description
11989 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
11992 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
11994 2016-01-28 Jakub Jelinek <jakub@redhat.com>
11996 PR middle-end/69542
11997 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
12000 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
12002 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
12003 branches if using guessed profile.
12005 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
12007 * graphite-optimize-isl.c (optimize_isl): Fix dump.
12009 2016-01-28 Richard Henderson <rth@redhat.com>
12012 * config/aarch64/aarch64-modes.def (CC_Cmode): New
12013 * config/aarch64/aarch64-protos.h: Update.
12014 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
12015 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
12016 (aarch64_get_condition_code_1): Handle CC_Cmode.
12017 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
12018 (*add<mode>3_compareC_cconly_imm): New.
12019 (*add<mode>3_compareC_cconly): New.
12020 (*add<mode>3_compareC_imm): New.
12021 (add<mode>3_compareC): New.
12022 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
12023 to be first. Use aarch64_carry_operation.
12024 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
12025 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
12026 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
12027 (subti3): Use subdi3_compare1.
12028 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
12029 (sub<mode>3_compare1): New.
12030 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
12031 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
12032 (*subsi3_carryin_uxtw): Likewise.
12033 (*ngc<mode>, *ngcsi_uxtw): Likewise.
12034 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
12035 * config/aarch64/iterators.md (DWI): New.
12036 * config/aarch64/predicates.md (aarch64_carry_operation): New.
12037 (aarch64_borrow_operation): New.
12039 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
12041 * graphite-optimize-isl.c (optimize_isl): Print a different debug
12042 message when isl does not return a valid schedule.
12044 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12046 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
12047 Remove comments from class declarations: they are already in the code
12050 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12052 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
12054 (ternary_op_to_tree): Same.
12055 (unary_op_to_tree): Same.
12056 (nary_op_to_tree): Same.
12057 (gcc_expression_from_isl_expr_op): Same.
12058 (gcc_expression_from_isl_expression): Same.
12059 (graphite_create_new_loop): Same.
12060 (graphite_create_new_loop_guard): Same.
12061 (build_iv_mapping): Same.
12062 (graphite_create_new_guard): Same.
12063 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
12064 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
12066 2016-01-28 Sebastian Pop <s.pop@samsung.com>
12068 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
12069 instead of setting codegen_error to fail codegen.
12071 2016-01-28 Jason Merrill <jason@redhat.com>
12073 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
12075 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12077 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
12078 Remove CONST_INT_P check in CCMP cost calculation.
12080 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12082 * config/aarch64/aarch64.c (generic_vector_cost):
12083 Set vec_permute_cost.
12084 (cortexa57_vector_cost): Likewise.
12085 (exynosm1_vector_cost): Likewise.
12086 (xgene1_vector_cost): Likewise.
12087 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
12088 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
12089 Add vec_permute_cost entry.
12091 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
12093 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
12095 (add<mode>3_compare0): Likewise.
12096 (addsi3_compare0_uxtw): Likewise.
12097 (add<mode>3nr_compare0): Likewise.
12098 (compare_neg<mode>): Likewise.
12099 (<optab><mode>3): Likewise.
12101 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
12103 * tree-vect-stmts.c (vectorizable_comparison): Add
12104 NULL check for vectype.
12106 2016-01-28 Richard Biener <rguenther@suse.de>
12108 PR tree-optimization/69466
12109 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
12110 Account for PHIs we couldn't duplicate.
12112 2016-01-28 Martin Liska <mliska@suse.cz>
12115 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
12116 instead of ENABLE_VALGRIND_CHECKING.
12118 2016-01-27 Richard Henderson <rth@redhat.com>
12121 * lra-remat.c (subreg_regs): New.
12122 (dump_candidates_and_remat_bb_data): Dump it.
12123 (operand_to_remat): Reject if operand in subreg_regs.
12124 (set_bb_regs): Collect subreg_regs.
12125 (lra_remat): Init and free subreg_regs. Compute
12126 calculate_local_reg_remat_bb_data before create_cands.
12128 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
12131 * config/i386/i386.c (ix86_update_stack_boundary): Don't
12132 change stack_alignment_needed for __tls_get_addr call.
12134 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
12136 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
12138 2016-01-27 Jeff Law <law@redhat.com>
12140 PR tree-optimization/68398
12141 PR tree-optimization/69196
12142 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
12143 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
12144 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12145 Only count PHIs in the last block in the path. The others will
12146 const/copy propagate away. Add heuristic to allow more irreducible
12147 subloops to be created when it is likely profitable to do so.
12149 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12150 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
12151 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
12153 2016-01-27 Jakub Jelinek <jakub@redhat.com>
12156 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
12157 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
12158 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
12159 * tree-streamer-in.c: Include asan.h.
12160 (streamer_get_builtin_tree): For builtins in sanitizer
12161 range call initialize_sanitizer_builtins and retry.
12163 2016-01-27 Ian Lance Taylor <iant@google.com>
12165 * common.opt (fkeep-gc-roots-live): New undocumented option.
12166 * tree-ssa-loop-ivopts.c (add_candidate_1): If
12167 -fkeep-gc-roots-live, skip pointers.
12168 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
12171 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
12174 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
12175 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
12177 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
12180 * configure.ac: NetBSD provides SSP in its C library.
12181 * configure: Updated.
12183 2016-01-27 Richard Biener <rguenther@suse.de>
12185 PR tree-optimization/69166
12186 * tree-vect-loop.c (vect_is_simple_reduction): Always check
12187 reduction code for commutativity / associativity.
12189 2016-01-27 Martin Jambor <mjambor@suse.cz>
12191 PR tree-optimization/69355
12192 * tree-sra.c (analyze_access_subtree): Correct hole detection when
12193 total_scalarization fails.
12195 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
12197 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
12200 2016-01-27 Christian Bruel <christian.bruel@st.com>
12203 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
12204 Move arm_reset_previous_fndecl and set_target_option_current_node in
12205 the conditional part. Call save_restore_target_globals.
12206 * config/arm/arm.c (arm_set_current_function):
12207 Refactor to better support #pragma target and attribute mix.
12208 Call save_restore_target_globals.
12209 * config/arm/arm-protos.h (save_restore_target_globals): New function.
12211 2016-01-27 Martin Liska <mliska@suse.cz>
12213 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
12214 reference for an HSA kernel and its host function.
12216 2016-01-27 Jakub Jelinek <jakub@redhat.com>
12218 PR tree-optimization/69399
12219 * wide-int.h (wi::lrshift): For larger precisions, only
12220 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
12222 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
12224 * config/arc/predicates.md (proper_comparison_operator): Reject
12225 constant-constant comparison.
12227 2016-01-26 Tom de Vries <tom@codesourcery.com>
12229 PR tree-optimization/69110
12230 * tree-data-ref.c (initialize_data_dependence_relation): Handle
12231 DR_NUM_DIMENSIONS == 0.
12233 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
12234 Sebastian Pop <s.pop@samsung.com>
12236 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
12237 isl_ast_op_cond and isl_ast_op_select.
12238 (gcc_expression_from_isl_expr_op): Same.
12240 2016-01-26 Jason Merrill <jason@redhat.com>
12243 * tree.c (recompute_constructor_flags): Split out from
12245 (verify_constructor_flags): New.
12246 * tree.h: Declare them.
12248 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
12250 PR rtl-optimization/69217
12251 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
12252 are no TYPE_FIELDS set for the record type.
12254 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12257 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
12258 toc_label_name unconditionally.
12259 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
12260 SYMBOL_REF string. Use toc_label_name instead of constructing
12262 (rs6000_elf_declare_function_name): Use toc_label_name instead of
12263 constructing LCTOC1.
12265 2016-01-26 Martin Sebor <msebor@redhat.com>
12268 * doc/extend.texi (Common Type Attributes): Move text that talks about
12269 attribute packed from attribute aligned to the section discussing
12270 the former attribute for clarity.
12272 2016-01-26 Richard Henderson <rth@redhat.com>
12274 PR middle-end/60908
12275 * trans-mem.c (tm_region_init): Mark entry block as visited.
12277 2016-01-26 David Malcolm <dmalcolm@redhat.com>
12280 * diagnostic-show-locus.c (layout::print_source_line): Replace
12281 call to pp_newline with call to layout::print_newline.
12282 (layout::print_annotation_line): Likewise.
12283 (layout::move_to_column): Likewise.
12284 (layout::print_any_fixits): After printing any fixits, print a
12285 trailing newline, if necessary.
12286 (layout::print_newline): New method, resetting any colorization
12288 (diagnostic_show_locus): Move the pp_newline to before the
12289 early bailout. Remove dummy block enclosing the layout instance.
12290 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
12291 of pp_newline_and_flush with pp_flush.
12292 (diagnostic_append_note): Delete use of pp_newline.
12293 (diagnostic_append_note_at_rich_loc): Delete.
12294 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
12295 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
12296 when newline characters are added to the buffer.
12298 2016-01-26 Michael Matz <matz@suse.de>
12300 * configure.ac (ac_cv_std_swap_in_utility): New test.
12301 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
12302 * configure: Regenerate.
12303 * config.in: Regenerate.
12305 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
12307 * config/arc/arc.md (cstoresi4): Force operand into register.
12308 (arcset<code>): Fix predicate.
12309 (arcsetltu): Likewise.
12310 (arcsetgeu): Likewise.
12311 (arcsethi): Likewise.
12312 (arcsetls): Likewise.
12314 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12316 PR tree-optimization/69483
12317 * gimple-fold.c (canonicalize_constructor_val): Return NULL
12318 if base has error_mark_node type.
12320 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
12323 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
12324 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
12326 (vget_lane_f16): Handle big-endian.
12327 (vgetq_lane_f16): Likewise.
12328 (vset_lane_f16): Likewise.
12329 (vsetq_lane_f16): Likewise.
12330 * config/arm/iterators.md (VQXMOV): Add V8HF.
12331 (VDQ): Add V4HF and V8HF.
12332 (V_reg): Handle V4HF and V8HF.
12333 (Is_float_mode): Likewise.
12334 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
12335 neon_vdup_nv8hf): New patterns.
12336 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
12337 Use VD_LANE iterator.
12338 (neon_vld1_dup<mode>): Use VQ2 iterator.
12340 2016-01-26 Nathan Sidwell <nathan@acm.org>
12342 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
12343 (set_oacc_fn_attrib): Add IS_KERNEL arg.
12344 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
12345 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
12346 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
12347 (oacc_validate_dims): Add LEVEL arg, don't return level.
12348 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
12349 oacc_validate_dims.
12350 (execute_oacc_device_lower): Adjust, add more dump output.
12351 * tree-ssa-loop.c (gate_oacc_kernels): Use
12352 oacc_fn_attrib_kernels_p.
12353 * tree-parloops.c (create_parallel_loop): Adjust
12354 set_oacc_fn_attrib call.
12356 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12359 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
12360 (append_compiler_options): Handle -fcilkplus.
12361 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
12363 2016-01-26 Nick Clifton <nickc@redhat.com>
12366 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
12367 been marked as DECL_ONE_ONLY but we do not the means to make it
12368 so, then do not allow it to bind locally.
12370 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12373 * opts.h (parse_sanitizer_options): New prototype.
12374 * opts.c (sanitizer_opts): New array.
12375 (parse_sanitizer_options): New function.
12376 (common_handle_option): Use parse_sanitizer_options.
12378 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
12381 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
12382 alignment adjustment to ...
12383 (ix86_update_stack_boundary): Here. Don't over-align stack for
12385 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
12386 if __tls_get_addr is called.
12388 2016-01-26 Christian Bruel <christian.bruel@st.com>
12390 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
12392 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
12394 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
12396 2016-01-26 Richard Biener <rguenther@suse.de>
12398 PR middle-end/69467
12399 * match.pd: Guard X * CST CMP 0 pattern with single_use.
12401 2016-01-26 Richard Biener <rguenther@suse.de>
12403 PR tree-optimization/69452
12404 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
12405 (move_computations_dom_walker::before_dom_children): Rename
12407 (move_computations_worker): This.
12408 (move_computations): Perform an RPO rather than a DOM walk.
12410 2016-01-26 Jakub Jelinek <jakub@redhat.com>
12413 * combine.c (combine_instructions): For REG_EQUAL note with
12414 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
12415 to the underlying register.
12416 * doc/rtl.texi (REG_EQUAL): Document the behavior of
12417 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
12419 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
12422 * config/aarch64/aarch64-builtins.c
12423 (aarch64_init_simd_builtin_types): Do not set structural
12424 equality to __Poly{8,16,64,128}_t types.
12426 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
12428 PR tree-optimization/69400
12429 * wide-int.cc (wi_pack): Take the precision as argument and
12430 perform canonicalization here rather than in the callers.
12431 Use the main loop to handle all full-width HWIs. Add a
12432 zero HWI if in_len isn't a full result.
12433 (wi::divmod_internal): Update accordingly.
12434 (wi::mul_internal): Likewise. Simplify.
12436 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
12437 Sebastian Pop <s.pop@samsung.com>
12439 * graphite-poly.c (apply_poly_transforms): Simplify.
12440 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
12441 (print_isl_map): Same.
12442 (print_isl_union_map): Same.
12443 (print_isl_schedule): New.
12444 (debug_isl_schedule): New.
12445 * graphite-dependences.c (scop_get_reads): Do not call
12446 isl_union_map_add_map that is undocumented isl functionality.
12447 (scop_get_must_writes): Same.
12448 (scop_get_may_writes): Same.
12449 (scop_get_original_schedule): Remove.
12450 (scop_get_dependences): Do not call isl_union_map_compute_flow that
12451 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
12452 (compute_deps): Remove.
12453 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
12454 (debug_schedule_ast): New.
12455 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
12456 set_separate_option.
12457 (graphite_regenerate_ast_isl): Add dump.
12458 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
12459 from scop->transformed_schedule.
12460 (graphite_regenerate_ast_isl): Add more dump.
12461 * graphite-optimize-isl.c (optimize_isl): Set
12462 scop->transformed_schedule. Check whether schedules are equal.
12463 (apply_poly_transforms): Move here.
12464 * graphite-poly.c (apply_poly_transforms): ... from here.
12465 (free_poly_bb): Static.
12466 (free_scop): Static.
12467 (pbb_number_of_iterations_at_time): Remove.
12468 (print_isl_ast): New.
12469 (debug_isl_ast): New.
12470 (debug_scop_pbb): New.
12471 * graphite-scop-detection.c (print_edge): Move.
12472 (print_sese): Move.
12473 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
12474 (build_scop_scattering): Remove.
12475 (create_pw_aff_from_tree): Assert instead of bailing out.
12476 (add_condition_to_pbb): Remove unused code, do not fail.
12477 (add_conditions_to_domain): Same.
12478 (add_conditions_to_constraints): Remove.
12479 (build_scop_context): New.
12480 (add_iter_domain_dimension): New.
12481 (build_iteration_domains): Initialize pbb->iterators.
12482 Call add_conditions_to_domain.
12485 (index_outermost_in_loop): New.
12486 (index_pbb_in_loop): New.
12487 (outermost_pbb_in): New.
12488 (add_in_sequence): New.
12489 (add_outer_projection): New.
12490 (outer_projection_mupa): New.
12491 (add_loop_schedule): New.
12492 (build_schedule_pbb): New.
12493 (build_schedule_loop): New.
12494 (embed_in_surrounding_loops): New.
12495 (build_schedule_loop_nest): New.
12496 (build_original_schedule): New.
12497 (build_poly_scop): Call build_original_schedule.
12498 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
12499 (free_poly_dr): Remove.
12500 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
12501 (free_poly_bb): Remove.
12502 (debug_loop_vec): Remove.
12503 (print_isl_ast): Declare.
12504 (debug_isl_ast): Declare.
12505 (scop_do_interchange): Remove.
12506 (scop_do_strip_mine): Remove.
12507 (scop_do_block): Remove.
12508 (flatten_all_loops): Remove.
12509 (optimize_isl): Remove.
12510 (pbb_number_of_iterations_at_time): Remove.
12511 (debug_scop_pbb): Declare.
12512 (print_schedule_ast): Declare.
12513 (debug_schedule_ast): Declare.
12514 (struct scop): Remove schedule. Add original_schedule,
12515 transformed_schedule.
12516 (free_gimple_poly_bb): Remove.
12517 (print_generated_program): Remove.
12518 (debug_generated_program): Remove.
12519 (unify_scattering_dimensions): Remove.
12520 * sese.c (print_edge): ... here.
12521 (print_sese): ... here.
12522 (debug_edge): ... here.
12523 (debug_sese): ... here.
12524 * sese.h (print_edge): Declare.
12525 (print_sese): Declare.
12526 (dump_edge): Declare.
12527 (dump_sese): Declare.
12529 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
12530 Sebastian Pop <s.pop@samsung.com>
12532 * Makefile.in: Set ISLVER in site.exp.
12534 2016-01-25 Jakub Jelinek <jakub@redhat.com>
12536 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
12537 DECL_VALUE_EXPR of new_var even for the non-array case. Look
12538 through DECL_VALUE_EXPR for expansion.
12540 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
12542 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
12543 the frame info after reload completed.
12545 2016-01-25 Jeff Law <law@redhat.com>
12547 PR tree-optimization/69196
12548 PR tree-optimization/68398
12549 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
12550 tree-ssa-threadupdate.c.
12551 (determine_bb_domination_status): Prototype
12552 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
12553 (determine_bb_domination_status): No longer static.
12554 (valid_jump_thread_path): Remove code to detect characteristics
12555 of the jump thread path not associated with correctness.
12556 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
12557 Correct test for thread path length. Count PHIs for real operands as
12558 statements that need to be copied. Do not count ASSERT_EXPRs.
12559 Look at all the blocks in the thread path. Compute and selectively
12560 filter thread paths based on threading through the latch, threading
12561 a multiway branch or crossing a multiway branch.
12563 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12565 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
12566 decl with __attribute__ ((unused)) annotation.
12568 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
12571 * tree-vect-stmts.c (vectorizable_condition): Check vectype
12572 of operands is compatible with a statement vectype.
12574 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
12576 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
12577 improve wording for mixed storage order support.
12579 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
12581 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
12582 (vcvt_u64_f64): Likewise.
12583 (vcvta_s64_f64): Likewise.
12584 (vcvta_u64_f64): Likewise.
12585 (vcvtm_s64_f64): Likewise.
12586 (vcvtm_u64_f64): Likewise.
12587 (vcvtn_s64_f64): Likewise.
12588 (vcvtn_u64_f64): Likewise.
12589 (vcvtp_s64_f64): Likewise.
12590 (vcvtp_u64_f64): Likewise.
12592 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
12594 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
12595 (arc_init): Check validity mll64 option.
12596 (arc_save_restore): Use double load/store instruction.
12597 (arc_expand_movmem): Likewise.
12598 (arc_split_move): Don't split if we have double load/store
12599 instructions. Returns a boolean.
12600 (arc_process_double_reg_moves): Change function to return boolean
12601 instead of a sequence of instructions.
12602 (arc_dwarf_register_span): New function.
12603 * config/arc/arc-protos.h (arc_split_move): Change prototype.
12604 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
12605 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
12606 (*movdf_insn): Likewise.
12607 * config/arc/arc.opt (mll64): New option.
12608 * config/arc/predicates.md (even_register_operand): New predicate.
12609 * doc/invoke.texi (ARC Options): Add mll64 documentation.
12611 2016-01-25 Richard Biener <rguenther@suse.de>
12614 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
12615 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
12617 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
12619 2016-01-25 Richard Biener <rguenther@suse.de>
12621 PR tree-optimization/69376
12622 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
12624 (VN_INFO_ANTI_RANGE_P): New inline.
12625 (VN_INFO_RANGE_TYPE): Likewise.
12626 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
12627 SSA_NAME_ANTI_RANGE_P.
12628 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
12629 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12630 Properly query VN_INFO_RANGE_TYPE.
12632 2016-01-25 Nick Clifton <nickc@redhat.com>
12635 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
12637 2016-01-23 Tom de Vries <tom@codesourcery.com>
12639 PR tree-optimization/69426
12640 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
12643 2016-01-23 Jakub Jelinek <jakub@redhat.com>
12645 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
12646 "the the" with "the" in the comments.
12647 * ipa-devirt.c (build_type_inheritance_graph,
12648 update_type_inheritance_graph): Likewise.
12649 * tree.c (build_function_type_list_1): Likewise.
12650 * cfgloopmanip.c (scale_loop_profile): Likewise.
12651 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
12652 * gimple-ssa-split-paths.c
12653 (find_block_to_duplicate_for_splitting_paths): Likewise.
12654 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
12655 * expr.c (convert_move): Likewise.
12656 * var-tracking.c (vt_stack_adjustments): Likewise.
12657 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12658 * tree-vrp.c (test_for_singularity): Likewise.
12660 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
12661 directly instead of building a temporary tree.
12664 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
12665 remove <algorithm> include.
12667 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12670 * config/i386/i386.c: Include dojump.h.
12671 (expand_small_movmem_or_setmem,
12672 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
12674 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
12675 if dynamic_check != -1.
12677 2016-01-21 Jeff Law <law@redhat.com>
12679 PR middle-end/69347
12680 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
12681 record_temporary_equivalences. Rewritten to avoid unnecessary calls
12682 into dominated_by_p.
12683 (cprop_into_successor_phis): Avoid unnecessary tests.
12685 2016-01-22 Richard Henderson <rth@redhat.com>
12688 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
12689 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
12691 2016-01-22 Michael Matz <matz@suse.de>
12693 * system.h (string, algorithm): Include only conditionally.
12694 (new): Include always under C++.
12695 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
12696 * final.c (toplevel): Ditto.
12697 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
12698 * genconditions.c (write_header): Make gencondmd.c define
12700 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
12702 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
12703 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
12705 2016-01-22 Christian Bruel <christian.bruel@st.com>
12708 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
12710 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12713 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
12714 define_insn_and_split. Ensure operands[1] and operands[0] do not
12715 get assigned the same register.
12717 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12719 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
12721 2016-01-22 Christian Bruel <christian.bruel@st.com>
12723 * config/arm/arm-c.c (arm_pragma_target_parse):
12724 Remove warn_builtin_macro_redefined overwrite.
12726 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12728 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
12729 flag_non_call_exceptions compatibility.
12731 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12734 * dwarf2out.c (add_child_die_after): New function.
12735 (dwarf_qual_info_t): New type.
12736 (dwarf_qual_info): New variable.
12737 (qualified_die_p): New function.
12738 (modified_type_die): For -fdebug-types-section, ensure
12739 canonical order of qualifiers. Put qualified DIEs adjacent
12740 to the corresponding non-qualified type DIE and search there
12741 for existing qualified DIEs.
12743 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12745 * doc/extend.texi (scalar_storage_order type attribute): Document
12746 restriction on type punning and aliasing, and remove future tense.
12748 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
12751 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
12754 2016-01-21 Jeff Law <law@redhat.com>
12756 PR middle-end/69347
12757 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
12758 useless call to record_temporary_equivalences.
12759 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
12760 allocate 10 slots in the bb_path vector and let it grow as needed.
12761 (fsm_find_control_statement_thread_paths): Similarly for the next_path
12764 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
12766 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
12768 * configure: Regenerate.
12770 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
12772 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
12773 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
12775 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
12777 PR middle-end/66178
12778 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
12779 drop EXPAND_INITIALIZER.
12780 * rtl.h (contains_symbolic_reference_p): Declare.
12781 * rtlanal.c (contains_symbolic_reference_p): New function.
12782 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
12783 a subtraction into a NOT if symbolic constants are involved.
12785 2016-01-21 Anton Blanchard <anton@samba.org>
12786 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12789 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
12791 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
12794 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
12796 * config/microblaze/microblaze.c
12797 (get_branch_target): New.
12798 (insert_wic_for_ilb_runout): New.
12800 (microblaze_machine_dependent_reorg): New.
12801 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
12802 * config/microblaze/microblaze.md
12803 (UNSPEC_IPREFETCH): Define.
12804 (iprefetch): New pattern
12805 * config/microblaze/microblaze.opt
12806 (mxl-prefetch): New flag.
12808 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
12810 * config/microblaze/microblaze.h
12811 (FIXED_REGISTERS): Update in macro.
12812 (CALL_USED_REGISTERS): Update in macro.
12814 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
12816 PR rtl-optimization/68920
12817 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
12820 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
12822 PR rtl-optimization/68990
12823 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
12824 pseudo instead of inheritance ones.
12826 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12827 Nick Clifton <nickc@redhat.com>
12831 * config/mips/mips.c (mips_compute_frame_info): Initialise
12832 args_size and hard_frame_pointer_offset fields of the frame
12833 structure before calling mips_global_pointer.
12835 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
12837 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
12839 * configure: Regenerate.
12841 2016-01-21 Richard Biener <rguenther@suse.de>
12843 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
12845 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
12847 * config/s390/s390.c (s390_asm_declare_function_size): Add code
12848 to actually emit the .size directive.
12850 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
12851 Jakub Jelinek <jakub@redhat.com>
12855 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
12856 args array size by one to avoid buffer overflow.
12858 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
12860 * config/s390/s390.md (pool_section_start): Use switch_to_section
12861 to select proper read-only data section instead of hardcoding
12863 (pool_section_end): Use switch_to_section to match the above.
12865 2016-01-21 Richard Biener <rguenther@suse.de>
12867 PR tree-optimization/69378
12868 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
12869 (set_ssa_val_to): Use it for dominance checks taking into
12870 account not executable edges.
12872 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12875 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
12876 for bitsize instead of GET_MODE_PRECISION (mode).
12878 2016-01-20 Martin Sebor <msebor@redhat.com>
12881 * extend.texi (__sync Builtins): Clarify the semantics of
12882 __sync_fetch_and_OP built-ins on pointers.
12883 (__atomic Builtins): Same.
12885 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12886 Sebastian Pop <s.pop@samsung.com>
12888 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
12889 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
12890 (is_valid_rename): Same.
12891 (translate_isl_ast_to_gimple::get_rename): Same.
12892 (translate_isl_ast_to_gimple::rename_all_uses): Same.
12893 (translate_isl_ast_to_gimple::rename_uses): Same.
12894 (get_new_name): Check for close_phi nodes.
12895 (copy_loop_phi_args): Use phi_node_kind.
12896 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
12897 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
12899 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12900 Sebastian Pop <s.pop@samsung.com>
12902 Revert commit r229783.
12903 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
12904 Remove use of parameter_rename_map.
12905 (copy_def): Remove.
12906 (copy_internal_parameters): Remove.
12907 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
12908 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
12909 (free_sese_info): Do not free parameter_rename_map.
12910 (set_rename): Do not use parameter_rename_map.
12911 (rename_uses): Update call to set_rename.
12912 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
12913 * sese.h (parameter_rename_map_t): Remove.
12914 (struct sese_info_t): Remove field parameter_rename_map.
12916 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12917 Sebastian Pop <s.pop@samsung.com>
12919 * graphite-isl-ast-to-gimple.c: Fix comment.
12920 * graphite-scop-detection.c (defined_in_loop_p): New.
12921 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
12922 names defined in loop.
12924 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12925 Sebastian Pop <s.pop@samsung.com>
12927 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
12928 Discard unstructured if-then-else regions.
12930 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12931 Sebastian Pop <s.pop@samsung.com>
12933 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
12934 (cleanup_loop_iter_dom): Remove.
12935 (build_loop_iteration_domains): Remove.
12936 (build_scop_context): Remove.
12937 (build_scop_iteration_domain): Remove.
12938 (add_loop_constraints): New.
12939 (build_iteration_domains): New.
12940 (build_poly_scop): Call build_iteration_domains.
12942 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12943 Sebastian Pop <s.pop@samsung.com>
12945 * graphite-scop-detection.c
12946 (scop_detection::harmful_loop_in_region): Free dom and loops.
12947 (scop_detection::loop_body_is_valid_scop): Free bbs.
12949 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12950 Sebastian Pop <s.pop@samsung.com>
12952 * graphite-scop-detection.c (record_loop_in_sese): New.
12953 (gather_bbs::before_dom_children): Call record_loop_in_sese.
12954 (build_scops): Remove call to build_sese_loop_nests.
12955 * sese.c (sese_record_loop): Remove.
12956 (build_sese_loop_nests): Remove.
12957 (new_sese_info): Remove region->loops.
12958 (free_sese_info): Same.
12959 * sese.h (sese_contains_loop): Same.
12960 (build_sese_loop_nests): Remove.
12961 (sese_contains_loop): Remove.
12963 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12964 Sebastian Pop <s.pop@samsung.com>
12966 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
12967 loop_is_valid_in_scop.
12968 (scop_detection::harmful_stmt_in_region): Renamed
12969 harmful_loop_in_region.
12970 Call loop_is_valid_in_scop.
12972 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12973 Sebastian Pop <s.pop@samsung.com>
12975 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
12978 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12979 Sebastian Pop <s.pop@samsung.com>
12981 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
12982 * graphite.h (struct poly_bb): Remove field is_reduction.
12983 (PBB_IS_REDUCTION): Remove.
12985 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12986 Sebastian Pop <s.pop@samsung.com>
12988 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
12989 (add_pdr_constraints): Same.
12990 (scop_get_reads): Same.
12991 (scop_get_must_writes): Same.
12992 (scop_get_may_writes): Same.
12993 (scop_get_original_schedule): Same.
12994 (extend_schedule): Same.
12995 (apply_schedule_on_deps): Same.
12996 (carries_deps): Same.
12997 (compute_deps): Same.
12998 (scop_get_dependences): Same.
12999 * graphite-isl-ast-to-gimple.c
13000 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
13001 * graphite-optimize-isl.c (get_schedule_for_band): Same.
13002 (get_schedule_for_band_list): Same.
13003 (get_schedule_map): Same.
13004 (apply_schedule_map_to_scop): Same.
13005 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
13006 (build_loop_iteration_domains): Same.
13007 (add_condition_to_pbb): Same.
13008 (add_param_constraints): Same.
13009 (pdr_add_memory_accesses): Same.
13010 (pdr_add_data_dimensions): Same.
13012 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
13014 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
13017 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
13019 * common.opt (feliminate-dwarf2-dups): Replace references to
13020 "DWARF 2" with just "DWARF".
13021 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
13022 * doc/extend.texi: Likewise.
13023 * doc/cpp.texi: Likewise.
13024 * doc/invoke.texi: Likewise.
13025 (Option Summary): Add -gdwarf to list of Debugging Options.
13026 (Debugging Options): Document -gdwarf.
13027 * doc/contrib.texi: Spell "DWARF" like that.
13029 2016-01-21 Jakub Jelinek <jakub@redhat.com>
13031 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
13032 warning. Fix up formatting.
13034 PR middle-end/67653
13035 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
13036 attempt to mark memory input operand addressable and
13037 call prepare_gimple_addressable in that case. Don't adjust
13038 input_location for diagnostics, use error_at instead.
13040 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
13042 * config/rs6000/ppc-auxv.h: New file.
13043 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
13044 (cpu_is): Likewise.
13045 (cpu_supports): Likewise.
13046 * config/rs6000/rs6000.c: include "ppc-auxv.h".
13047 (cpu_is_info): New variable.
13048 (cpu_supports_info): Likewise.
13049 (tcb_verification_symbol): Likewise.
13050 (cpu_builtin_p): Likewise.
13051 (cpu_expand_builtin): New function.
13052 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
13053 (rs6000_init_builtins): Likewise.
13054 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
13055 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
13056 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
13057 * configure: Regenerate.
13058 * config.in: Likewise.
13059 * doc/extend.texi (PowerPC Built-in Functions): Document
13060 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
13062 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
13065 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
13067 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
13070 2016-01-20 Richard Henderson <rth@redhat.com>
13076 * tree.c (tm_define_builtin): New.
13077 (find_tm_vector_type): New.
13078 (build_tm_vector_builtins): New.
13079 (build_common_builtin_nodes): Call it.
13081 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
13083 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
13084 (arm_fp_ok): Likewise.
13085 (arm_fp): Likewise.
13086 (arm_crypto): Likewise.
13088 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
13089 Richard Biener <rguenther@suse.de>
13091 PR tree-optimization/69328
13092 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
13093 vectors have same number of elements.
13094 (vectorizable_condition): Fix masked version recognition.
13096 2016-01-20 Richard Biener <rguenther@suse.de>
13098 PR tree-optimization/69345
13099 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
13100 (VN_INFO_PTR_INFO): Likewise.
13101 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
13102 info when it is equal between non-dominating SSA names.
13103 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13104 Make sure to look at original SSA infos.
13106 2016-01-20 Jeff Law <law@redhat.com>
13109 * config/m68k/predicates.md (pow2_m1_operand): New predicate
13111 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
13112 (pc_or_label_operand): New predicate.
13113 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
13114 tests for small integers that are 2^n - 1.
13116 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
13118 * doc/invoke.texi (Options Summary): Add '.' after @xref.
13120 2016-01-19 Jeff Law <law@redhat.com>
13122 PR middle-end/69347
13123 * tree-ssa-threadbackwards.c
13124 (fsm_find_control_statement_thread_paths): Do not try to lookup
13125 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
13127 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13129 * doc/lto.texi: Remove text that says only Gold has linker plugin
13132 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
13134 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
13135 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
13136 the DIE accordingly.
13137 (modified_type_die): Add REVERSE parameter and pass it recursively,
13138 as well as to base_type_die. Adjust presence check accordingly.
13139 (base_type_for_mode): Adjust call to modified_type_die.
13140 (add_type_attribute): Add REVERSE parameter and pass it to
13142 (generic_parameter_die): Adjust call to add_type_attribute.
13143 (add_scalar_info): Likewise.
13144 (add_subscript_info): Likewise.
13145 (gen_array_type_die): Likewise.
13146 (gen_descr_array_type_die): Likewise.
13147 (gen_entry_point_die): Likewise.
13148 (gen_enumeration_type_die): Likewise.
13149 (gen_formal_parameter_die): Likewise.
13150 (gen_subprogram_die): Likewise.
13151 (gen_variable_die ): Likewise.
13152 (gen_const_die): Likewise.
13153 (gen_field_die): Likewise.
13154 (gen_pointer_type_die): Likewise.
13155 (gen_reference_type_die): Likewise.
13156 (gen_ptr_to_mbr_type_die): Likewise.
13157 (gen_inheritance_die): Likewise.
13158 (gen_subroutine_type_die): Likewise.
13159 (gen_typedef_die): Likewise.
13160 (force_type_die): Adjust call to modified_type_die.
13162 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
13164 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
13165 flow throughout the file. Fix broken link to Objective-C 2.0
13167 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
13170 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13172 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
13174 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13177 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
13178 (maybe_record_node): Record cxa_pure_virtual as the only possible
13179 target if there are not ohter candidates.
13180 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
13182 2016-01-19 Richard Biener <rguenther@suse.de>
13184 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
13185 (get_memory_order): Likewise.
13187 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
13189 * tree-vect-stmts.c (vectorizable_store): Check
13192 2016-01-19 David Malcolm <dmalcolm@redhat.com>
13195 * gcc.c (driver::decode_argv): Add call to
13196 init_opts_obstack before init_options_struct.
13197 * opts.c (init_opts_obstack): Remove idempotency.
13198 (init_options_struct): Replace call to init_opts_obstack
13199 with a gcc_assert to verify that it has already been called.
13200 * toplev.c (toplev::main): Add call to init_opts_obstack before
13201 calls to init_options_struct.
13202 (toplev::finalize): Move cleanup of opts_obstack next to
13203 cleanup of save_decoded_options, clearing the latter, and
13204 save_decoded_options_count.
13206 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13209 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
13210 attribute to unconditional. Remove %? from output template.
13212 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13213 Jiong Wang <jiong.wang@arm.com>
13215 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
13216 generated from different expand order.
13218 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13220 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
13221 Add support for CCMP costing.
13223 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13225 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
13226 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
13227 (fccmpe<mode>): Likewise.
13228 (fcmp): Rename to fcmp and globalize pattern.
13230 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
13231 (aarch64_gen_ccmp_next): Add FP support.
13233 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
13235 * target.def (gen_ccmp_first): Update documentation.
13236 (gen_ccmp_next): Likewise.
13237 * doc/tm.texi (gen_ccmp_first): Update documentation.
13238 (gen_ccmp_next): Likewise.
13239 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
13240 expand_ccmp_expr_1. Improve comments.
13241 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
13242 (ccmp_ior<mode>): Remove pattern.
13243 (cmp<mode>): Remove expand.
13244 (cmp): Globalize pattern.
13245 (cstorecc4): Use cc_register.
13246 (mov<mode>cc): Remove ccmp_cc_register check.
13247 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
13248 Simplify after removal of CC_DNE/* modes.
13249 (aarch64_ccmp_mode_to_code): Remove.
13250 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
13251 In 'k' case use integer as condition.
13252 (aarch64_nzcv_codes): Remove inverted cases.
13253 (aarch64_code_to_ccmode): Remove.
13254 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
13255 comparison with CC register to be used in folowing CCMP/branch/CSEL.
13256 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
13257 pattern. Return the comparison with CC register. Invert conditions
13258 when bitcode is OR.
13259 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
13260 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
13262 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13264 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
13265 instrumented_version.
13267 2016-01-19 Richard Biener <rguenther@suse.de>
13269 PR tree-optimization/69336
13270 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
13271 handled components with get_ref_base_and_extent.
13272 (equal_mem_array_ref_p): Adjust.
13274 2016-01-19 Jakub Jelinek <jakub@redhat.com>
13277 * shrink-wrap.c: Include valtrack.h.
13278 (move_insn_for_shrink_wrap): Add DEBUG argument. If
13279 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
13280 in between insn and where it will be moved to. Call
13281 dead_debug_insert_temp.
13282 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
13283 first and dead_debug_local_finish at the end.
13284 For uses and defs bitmap, handle all regs in between REGNO and
13285 END_REGNO, not just the first one.
13287 2016-01-19 Richard Biener <rguenther@suse.de>
13289 PR tree-optimization/69352
13290 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
13291 (equal_mem_array_ref_p): Constrain size and max size properly.
13292 Compare the reverse flag.
13294 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
13296 * ira.c (ira): Update regstat data if we deleted insns.
13298 2016-01-19 Jakub Jelinek <jakub@redhat.com>
13300 PR rtl-optimization/68955
13301 PR rtl-optimization/64557
13302 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
13303 here. Fix up formatting.
13304 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
13306 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13309 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
13310 assume that the node has body.
13311 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
13314 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13316 * lto-streamer-out.c (lto_output): Do not stream instrumentation
13319 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
13321 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
13322 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
13324 2016-01-19 Martin Jambor <mjambor@suse.cz>
13325 Martin Liska <mliska@suse.cz>
13326 Michael Matz <matz@suse.de>
13328 * Makefile.in (OBJS): Add new source files.
13329 (GTFILES): Add hsa.c.
13330 * common.opt (disable_hsa): New variable.
13331 (-Whsa): New warning.
13332 * config.in (ENABLE_HSA): New.
13333 * configure.ac: Treat hsa differently from other accelerators.
13334 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
13335 $enable_offloading.
13336 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
13337 * doc/install.texi (Configuration): Document --with-hsa-runtime,
13338 --with-hsa-runtime-include, --with-hsa-runtime-lib and
13339 --with-hsa-kmt-lib.
13340 * doc/invoke.texi (-Whsa): Document.
13341 (hsa-gen-debug-stores): Likewise.
13342 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
13343 to invoke offload compiler for hsa acclerator.
13344 * opts.c (common_handle_option): Determine whether HSA offloading
13345 should be performed.
13346 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
13347 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
13348 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
13349 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
13350 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
13351 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
13352 GF_OMP_FOR_KIND_GRID_LOOP.
13353 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
13354 (pp_gimple_stmt_1): Likewise.
13355 * gimple-walk.c (walk_gimple_stmt): Likewise.
13356 * gimple.c (gimple_build_omp_grid_body): New function.
13357 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
13358 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
13359 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
13360 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
13361 GF_OMP_TEAMS_GRID_PHONY.
13362 (gimple_statement_omp_single_layout): Updated comments.
13363 (gimple_build_omp_grid_body): New function.
13364 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
13365 (gimple_omp_for_grid_phony): New function.
13366 (gimple_omp_for_set_grid_phony): Likewise.
13367 (gimple_omp_parallel_grid_phony): Likewise.
13368 (gimple_omp_parallel_set_grid_phony): Likewise.
13369 (gimple_omp_teams_grid_phony): Likewise.
13370 (gimple_omp_teams_set_grid_phony): Likewise.
13371 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
13372 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
13373 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
13374 (BUILT_IN_GOMP_TARGET): Updated type.
13375 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
13376 (adjust_for_condition): New function.
13377 (get_omp_for_step_from_incr): Likewise.
13378 (extract_omp_for_data): Moved parts to adjust_for_condition and
13379 get_omp_for_step_from_incr.
13380 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
13381 (fixup_child_record_type): Bail out if receiver_decl is NULL.
13382 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
13383 (scan_omp_parallel): Do not create child functions for phony
13385 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
13386 (scan_omp_1_op): Checking assert we are not remapping to
13387 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
13388 (parallel_needs_hsa_kernel_p): New function.
13389 (expand_parallel_call): Register apprpriate parallel child
13390 functions as HSA kernels.
13391 (grid_launch_attributes_trees): New type.
13392 (grid_attr_trees): New variable.
13393 (grid_create_kernel_launch_attr_types): New function.
13394 (grid_insert_store_range_dim): Likewise.
13395 (grid_get_kernel_launch_attributes): Likewise.
13396 (get_target_argument_identifier_1): Likewise.
13397 (get_target_argument_identifier): Likewise.
13398 (get_target_argument_value): Likewise.
13399 (push_target_argument_according_to_value): Likewise.
13400 (get_target_arguments): Likewise.
13401 (expand_omp_target): Call get_target_arguments instead of looking
13402 up for teams and thread limit.
13403 (grid_expand_omp_for_loop): New function.
13404 (grid_arg_decl_map): New type.
13405 (grid_remap_kernel_arg_accesses): New function.
13406 (grid_expand_target_kernel_body): New function.
13407 (expand_omp): Call it.
13408 (lower_omp_for): Do not emit phony constructs.
13409 (lower_omp_taskreg): Do not emit phony constructs but create for them
13410 a temporary variable receiver_decl.
13411 (lower_omp_taskreg): Do not emit phony constructs.
13412 (lower_omp_teams): Likewise.
13413 (lower_omp_grid_body): New function.
13414 (lower_omp_1): Call it.
13415 (grid_reg_assignment_to_local_var_p): New function.
13416 (grid_seq_only_contains_local_assignments): Likewise.
13417 (grid_find_single_omp_among_assignments_1): Likewise.
13418 (grid_find_single_omp_among_assignments): Likewise.
13419 (grid_find_ungridifiable_statement): Likewise.
13420 (grid_target_follows_gridifiable_pattern): Likewise.
13421 (grid_remap_prebody_decls): Likewise.
13422 (grid_copy_leading_local_assignments): Likewise.
13423 (grid_process_kernel_body_copy): Likewise.
13424 (grid_attempt_target_gridification): Likewise.
13425 (grid_gridify_all_targets_stmt): Likewise.
13426 (grid_gridify_all_targets): Likewise.
13427 (execute_lower_omp): Call grid_gridify_all_targets.
13428 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
13429 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
13430 (tree_omp_clause): Added union field dimension.
13431 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
13432 * tree.c (omp_clause_num_ops): Added number of arguments of
13433 OMP_CLAUSE__GRIDDIM_.
13434 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
13435 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
13436 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
13437 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
13438 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
13439 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
13440 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
13441 * tree-pass.h (make_pass_gen_hsail): Declare.
13442 (make_pass_ipa_hsa): Likewise.
13443 * ipa-hsa.c: New file.
13444 * lto-section-in.c (lto_section_name): Add hsa section name.
13445 * lto-streamer.h (lto_section_type): Add hsa section.
13446 * timevar.def (TV_IPA_HSA): New.
13447 * hsa-brig-format.h: New file.
13448 * hsa-brig.c: New file.
13449 * hsa-dump.c: Likewise.
13450 * hsa-gen.c: Likewise.
13453 * toplev.c (compile_file): Call hsa_output_brig.
13454 * hsa-regalloc.c: New file.
13456 2016-01-18 Jeff Law <law@redhat.com>
13458 PR tree-optimization/69320
13459 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
13460 ranged object, do nothing if the RHS constant is not [0..1].
13461 (optimize_stmt): Comparing a boolean ranged object against a
13462 constant outside [0..1] results in a compile-time constant.
13464 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
13467 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
13469 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13470 (Option Summary): Update to reflect new section and moved options.
13471 (C++ Dialect Options): Move -fstats to new section.
13472 (Debugging Options): Move all dump, statistics, and other GCC
13473 developer options to new section. Rewrite section introduction
13474 and re-order remaining options to put the more basic ones first.
13475 (Optimization Options): Move -fira-verbose and -flto-report* to
13477 (Developer Options): New section incorporating moved options.
13478 * doc/cppopts.texi (-dM): Update cross-reference.
13480 2016-01-18 Richard Henderson <rth@redhat.com>
13483 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
13484 operands to pseudo only if CSE is expected. Split long immediate
13485 operands only after reload, and for the stack pointer.
13486 (*add<GPI>3_pluslong): Remove.
13487 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
13488 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
13489 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
13490 (*add<GPI>3 peepholes): New.
13491 (*add<GPI>3 splitters): New.
13492 * config/aarch64/constraints.md (Upl): New.
13493 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
13495 2016-01-18 Richard Biener <rguenther@suse.de>
13497 PR tree-optimization/69297
13498 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
13500 (vect_bb_vectorization_profitable_p): Clear visited flag again.
13502 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
13504 PR middle-end/68542
13505 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
13506 of mixind vector and scalar types.
13507 (fold_relational_const): Add handling of vector
13508 comparison with boolean result.
13509 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
13510 comparison of vector operands with boolean result for EQ/NE only.
13511 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
13512 (verify_gimple_cond): Likewise.
13513 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
13516 2016-01-18 Joseph Myers <joseph@codesourcery.com>
13518 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
13521 2016-01-18 Richard Biener <rguenther@suse.de>
13523 PR middle-end/69308
13524 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
13526 2016-01-18 Tom de Vries <tom@codesourcery.com>
13528 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
13530 2016-01-18 Tom de Vries <tom@codesourcery.com>
13532 * omp-low.c (set_oacc_fn_attrib): Make extern.
13533 * omp-low.h (set_oacc_fn_attrib): Declare.
13534 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
13535 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
13536 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
13537 Add and handle function parameter oacc_kernels_p.
13538 (find_reduc_addr, get_omp_data_i_param): New function.
13539 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
13540 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
13541 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
13542 Calculate dominance info. Skip loops that are not in a kernels region
13543 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
13544 (pass_parallelize_loops::execute): Call parallelize_loops with
13545 oacc_kernels_p argument.
13546 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
13547 New member function.
13548 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
13549 * passes.def: Add argument to pass_parallelize_loops instantation.
13551 2016-01-18 Tom de Vries <tom@codesourcery.com>
13553 * tree-parloops.c (pass_parallelize_loops::execute): Allow
13554 pass_parallelize_loops to be run outside the loop pipeline.
13556 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13558 * tree-scalar-evolution.c (follow_copies_to_constant): New.
13559 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
13561 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13564 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
13565 using get_ref_base_and_extent.
13566 (equal_mem_array_ref_p): New.
13567 (hashable_expr_equal_p): Add call to previous.
13569 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13572 * tree-sra.c (disqualified_constants, constant_decl_p): New.
13573 (sra_initialize): Allocate disqualified_constants.
13574 (sra_deinitialize): Free disqualified_constants.
13575 (disqualify_candidate): Update disqualified_constants when appropriate.
13576 (create_access): Scan for constant-pool entries as we go along.
13577 (scalarizable_type_p): Add check against type_contains_placeholder_p.
13578 (maybe_add_sra_candidate): Allow constant-pool entries.
13579 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
13580 (initialize_constant_pool_replacements): New.
13581 (sra_modify_assign): Avoid mangling assignments created by previous,
13582 and don't generate writes into constant pool.
13583 (sra_modify_function_body): Call initialize_constant_pool_replacements.
13585 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
13587 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
13588 andnot instruction.
13589 (scalar_chain::convert_op): Likewise.
13590 * config/i386/i386.md (*andndi3_doubleword): New.
13592 2016-01-18 Richard Biener <rguenther@suse.de>
13594 PR tree-optimization/69170
13595 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
13596 building a vector from scalar results of a pattern stmt.
13598 2016-01-18 Jakub Jelinek <jakub@redhat.com>
13600 * haifa-sched.c (autopref_multipass_init): Work around
13601 -Wmaybe-uninitialized warning.
13603 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
13605 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
13606 against the constant 0.
13608 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13610 PR tree-optimization/68799
13611 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
13612 look up phi candidates in the statement-candidate map.
13613 (phi_add_costs): Likewise.
13614 (record_phi_increments): Likewise.
13615 (phi_incr_cost): Likewise.
13616 (ncd_with_phi): Likewise.
13617 (all_phi_incrs_profitable): Likewise.
13619 2016-01-17 Jakub Jelinek <jakub@redhat.com>
13621 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
13622 -Wmaybe-uninitialized warning.
13624 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
13626 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13627 (Option Summary): Update to reflect new section and moved options.
13628 (C++ Dialect Options): Move -fvtable-verify and related options.
13629 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
13630 and profiling-related options.
13631 (Optimization Options): Move profile generation options and
13632 -fstack-protector and related options.
13633 (Instrumentation Options): New section incorporating moved options.
13634 (Code Generation Options): Move -finstrument-functions and
13635 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
13637 2016-01-16 Tom de Vries <tom@codesourcery.com>
13639 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
13641 2016-01-16 Tom de Vries <tom@codesourcery.com>
13643 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
13645 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
13647 * hash-table.h (hash_table::empty): Turn into an inline wrapper
13648 that checks whether the table is already empty. Rename the
13649 original implementation to...
13650 (hash_table::empty_slot): ...this new private function.
13652 2016-01-15 David Malcolm <dmalcolm@redhat.com>
13654 PR diagnostic/68899
13655 * diagnostic-show-locus.c (layout::print_source_line): Move x
13656 offset of line until after call to
13657 get_line_width_without_trailing_whitespace.
13659 2016-01-15 Jeff Law <law@redhat.com>
13661 PR tree-optimization/69270
13662 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
13663 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
13664 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
13665 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
13666 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13667 ssa_name_has_boolean_range and constant_boolean_node.
13669 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
13671 PR rtl-optimization/69030
13672 * lra-spills.c (remove_pseudos): Check nrefs and make the function
13674 (spill_pseudos): Delete debug insn for dead pseudo.
13675 (lra_spill): Initiate spill_hard_reg and slots memory separately.
13677 2016-01-15 Jiong Wang <jiong.wang@arm.com>
13679 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
13681 (TYPES_UNOPUS): Likewise.
13682 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
13683 builtin type, from UNOP to UNOPUS.
13684 (lbtruncuv4sf): Likewise.
13685 (lbtruncuv2df): Likewise.
13686 (lrounduv2sf): Likewise.
13687 (lrounduv4sf): Likewise.
13688 (lrounduv2df): Likewise.
13689 (lroundusf): Likewise.
13690 (lroundusf): Likewise.
13691 (lceiluv2sf): Likewise.
13692 (lceiluv4sf): Likewise.
13693 (lceiluv2df): Likewise.
13694 (lceilusf): Likewise.
13695 (lceiludf): Likewise.
13696 (lflooruv2sf): Likewise.
13697 (lflooruv4sf): Likewise.
13698 (lflooruv2df): Likewise.
13699 (lfloorusf): Likewise.
13700 (lfloorudf): Likewise.
13701 (lfrintnuv2sf): Likewise.
13702 (lfrintnuv4sf): Likewise.
13703 (lfrintnuv2df): Likewise.
13704 (lfrintnusf): Likewise.
13705 (lfrintnudf): Likewise.
13706 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
13708 (vcvtq_u32_f32): Likewise.
13709 (vcvtq_u64_f64): Likewise.
13710 (vcvta_u32_f32): Likewise.
13711 (vcvtaq_u32_f32): Likewise.
13712 (vcvtaq_u64_f64): Likewise.
13713 (vcvtm_u32_f32): Likewise.
13714 (vcvtmq_u32_f32): Likewise.
13715 (vcvtmq_u64_f64): Likewise.
13716 (vcvtn_u32_f32): Likwise.
13717 (vcvtnq_u32_f32): Likewise.
13718 (vcvtnq_u64_f64): Likewise.
13719 (vcvtp_u32_f32): Likewise.
13720 (vcvtpq_u32_f32): Likewise.
13721 (vcvtpq_u64_f64): Likewise.
13722 (vcvtmd_u64_f64): Likewise.
13723 (vcvtms_u32_f32): Likewise.
13724 (vcvtad_u64_f64): Likewise.
13725 (vcvtas_u32_f32): Likewise.
13726 (vcvtnd_u64_f64): Likewise.
13727 (vcvtns_u32_f32): Likewise.
13728 (vcvtpd_u64_f64): Likewise.
13729 (vcvtps_u32_f32): Likewise.
13731 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13733 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
13734 CSEL of zero_extended registers.
13736 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13738 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
13739 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
13741 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13743 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
13744 false when argument string is not found in the attributes table
13747 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
13750 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
13751 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
13752 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
13753 precision estimate.
13755 2016-01-15 Richard Biener <rguenther@suse.de>
13757 PR tree-optimization/66856
13758 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
13759 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
13760 (vect_create_new_slp_node): Increment stmt reference count.
13761 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
13762 an SLP tree before swapping operands.
13763 (vect_build_slp_tree): Likewise.
13764 (destroy_bb_vec_info): Free stmt info after SLP instances.
13765 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
13766 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
13767 (STMT_VINFO_NUM_SLP_USES): New macro.
13769 2016-01-15 Richard Biener <rguenther@suse.de>
13772 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
13773 (add_linkage_name): ... here.
13774 (gen_typedef_die): Use add_linkage_name_raw instead of
13775 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
13778 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
13780 * gimplify.c (oacc_default_clause): Decode reference and pointer
13781 types for both kernels and parallel regions.
13783 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
13785 PR middle-end/69246
13786 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
13788 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
13790 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
13791 (convert_scalars_to_vector): Likewise.
13793 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
13795 * doc/extend.texi (Type Traits): Fix grammar.
13797 2016-01-15 Martin Jambor <mjambor@suse.cz>
13799 * tree-inline.c (remap_decl): Use existing dclarations if
13800 remapping a type and prevent_decl_creation_for_types.
13801 (replace_locals_stmt): Do an initial remapping of non-VLA typed
13802 decls first. Do real remapping with
13803 prevent_decl_creation_for_types set.
13804 * tree-inline.h (copy_body_data): New field
13805 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
13808 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
13810 * config/s390/s390.opt (mmvcle): More verbose help text.
13812 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
13814 * config/s390/s390.opt: Add period to -mzvector option text.
13816 2016-01-15 Richard Biener <rguenther@suse.de>
13818 PR tree-optimization/68961
13819 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
13820 of invariants in stores again.
13822 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
13824 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
13826 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
13828 * config/i386/i386.c (ix86_expand_branch): Don't split
13829 DI mode xor instruction to SI mode.
13831 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
13834 * ipa-icf.c (sem_function::merge): Virtual functions may become
13835 reachable even if they address is not taken and there are no
13838 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
13840 * lto-streamer-out.c (subtract_estimated_size): New function.
13841 (get_symbol_initial_value): Use it.
13843 2016-01-15 Christian Bruel <christian.bruel@st.com>
13846 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
13847 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
13848 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
13849 use add_builtin_function_ext_scope instead of add_builtin_function.
13850 (neon_set_p, neon_crypto_set_p): Remove.
13851 (arm_init_builtins): Always call arm_init_neon_builtins and
13852 arm_init_crypto_builtins.
13853 (arm_expand_builtin): Check that builtins are allowed for the arch.
13854 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
13855 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
13856 arm_init_neon_builtins call.
13858 2016-01-15 Richard Biener <rguenther@suse.de>
13860 PR tree-optimization/69117
13861 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
13862 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
13863 of the leader conservatively.
13864 (free_scc_vn): Restore original SSA name infos.
13866 2016-01-14 Jeff Law <law@redhat.com>
13868 PR tree-optimization/69270
13869 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
13870 single bit of precision, verify it's also unsigned.
13871 (record_edge_info): Use constant_boolean_node rather than fold_convert
13872 to convert boolean_true/boolean_false to the right type.
13874 2016-01-14 Richard Henderson <rth@redhat.com>
13877 * loop-doloop.c (record_reg_sets): New.
13878 (doloop_optimize): Reject the transform if the sequence
13879 clobbers registers live at the end of the loop block.
13880 (doloop_optimize_loops): Enable df_live if needed.
13882 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
13884 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
13885 * config/rs6000/rs6000.c: Likewise.
13886 * config/rs6000/rs6000.h: Likewise.
13887 * config/rs6000/rs6000.md: Likewise.
13888 * doc/extend.texi: Likewsie.
13890 2016-01-14 Jeff Law <law@redhat.com>
13892 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
13895 2016-01-14 Richard Henderson <rth@redhat.com>
13899 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
13900 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
13901 instead of builtin_decl_declared_p to test for declaration.
13903 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
13905 * doc/loop.texi (Loop Analysis and Representation): Document
13906 loop_depth function.
13908 2016-01-14 Tom de Vries <tom@codesourcery.com>
13910 PR tree-optimization/68773
13911 * omp-low.c (expand_omp_target): Don't set force_output.
13912 * varpool.c (varpool_node::get_create): Same.
13913 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
13914 offload_funcs with force_output.
13916 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13919 * lra-eliminations.c (move_plus_up): Don't change anything if either
13920 the outer or inner subreg mode is not MODE_INT.
13921 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
13922 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
13924 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
13926 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
13927 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
13928 reduc_uplus_@var{m}): Remove.
13929 * expr.c (expand_expr_real_2): Remove expansion path for
13930 reduc_[us](min|max|plus) optabs.
13931 * optabs-tree.c (scalar_reduc_to_vector): Remove.
13932 * optabs-tree.h (scalar_reduc_to_vector): Remove.
13933 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
13934 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
13935 * tree-vect-loop.c (vectorizable_reduction): Remove test for
13936 reduc_[us](min|max|plus) optabs.
13938 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
13940 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
13941 (reduc_plus_scal_v2sf): New.
13942 (reduc_smax_v2sf): Rename to...
13943 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
13944 (reduc_smin_v2sf): Rename to...
13945 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
13947 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
13949 * alias.c (compare_base_symbol_refs): New function.
13950 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
13953 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13955 PR middle-end/68146
13956 PR tree-optimization/69155
13957 * tree-complex.c: Include cfganal.h.
13958 (phis_to_revisit): New variable.
13959 (extract_component): Add phiarg_p argument. Assert that returned
13960 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
13961 (update_phi_components): Partly rewrite to use loop over real/imag
13962 components instead of code duplication. If extract_component returns
13963 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
13964 create_tmp_reg into the PHI node instead, and mention the phi triplet
13965 in phis_to_revisit.
13966 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
13967 in phis_to_revisit at the end.
13969 2016-01-14 Richard Biener <rguenther@suse.de>
13971 PR tree-optimization/68060
13972 * tree-vect-loop.c (vect_is_simple_reduction): Check the
13973 outer loop reduction is only used in the inner loop before
13974 detecting a double reduction.
13976 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13979 * combine.c (expand_field_assignment): Punt if compute_mode is
13980 unsupported scalar mode.
13982 2016-01-14 Richard Biener <rguenther@suse.de>
13984 PR tree-optimization/66856
13985 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
13986 SLP node only if it built successfully.
13987 (vect_analyze_slp_instance): Adjust.
13989 2016-01-14 Jeff Law <law@redhat.com>
13991 PR tree-optimization/69270
13992 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
13993 (record_edge_info): Use it. Convert boolean_{true,false}_node
13994 to the type of op0.
13996 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
13999 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
14000 use block_ultimate_origin
14001 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
14003 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
14005 * doc/invoke.texi (Submodel Options): Rename section to
14006 "Machine-Dependent Options" to better reflect its content.
14007 Rewrite introductory text to remove archaic CPU names.
14010 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
14012 * doc/invoke.texi (Code Gen Options): Move section up in file,
14013 before target-specific options. Update menu and option summary
14014 to reflect the new section ordering.
14016 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
14018 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
14019 (C++ Dialect Options): Add cross-reference to -std option.
14020 * doc/standards.texi (C++ Language): Document C++14 support.
14022 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
14024 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
14025 for pack/unpack functions for __ibm128.
14026 (PACK_IF): Likewise.
14027 (UNPACK_IF): Likewise.
14029 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
14030 support for __ibm128 pack/unpack functions.
14031 (rs6000_invalid_builtin): Likewise.
14032 (rs6000_init_builtins): Likewise.
14033 (rs6000_opt_masks): Likewise.
14035 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
14036 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
14038 (RS6000_BTM_COMMON): Likewise.
14040 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
14041 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
14042 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
14043 128-bit floating point. Add support for the double values to be
14044 in Altivec registers for TF/IF packing and unpacking, but restrict
14045 TD packing sub-fields to be FPR registers. Don't allow overlapped
14046 register support for packing. Allow pack inputs to be memory
14047 locations. Don't build generator functions for unpack<mode>_dm
14048 and unpack<mode>_nodm.
14049 (unpack<mode>_dm): Likewise.
14050 (unpack<mode>_nodm): Likewise.
14051 (pack<mode>): Likewise.
14053 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
14054 built-in functions to pack/unpack explicit __ibm128 values.
14055 (__builtin_unpack_ibm128): Likewise.
14057 * doc/extend.texi (PowerPC Built-in Functions): Document
14058 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
14060 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
14063 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
14064 Add new arg loc and pass it down as context.
14065 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
14066 to the location to use for the warning.
14067 (check_function_arguments): New arg loc. All callers changed. Pass
14068 it to check_function_nonnull.
14069 * c-common.h (check_function_arguments): Adjust declaration.
14071 2016-01-13 Jakub Jelinek <jakub@redhat.com>
14073 PR tree-optimization/69156
14074 * gimple.c (validate_type): Removed.
14075 (gimple_builtin_call_types_compatible_p): Use
14076 useless_type_conversion_p instead of validate_type.
14077 * value-prof.c (gimple_stringop_fixed_value): Fold
14078 icall_size to correct type.
14080 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
14082 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
14085 2016-01-13 Richard Henderson <rth@redhat.com>
14088 * target.def (builtin_tm_load, builtin_tm_store): Remove.
14089 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
14090 (ix86_builtin_tm_store): Remove.
14091 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
14092 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
14093 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
14094 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
14095 * doc/tm.texi: Rebuild.
14097 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
14098 (BUILT_IN_TM_MEMCPY_RTWN): New.
14099 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
14100 fallback from vector to integer helpers.
14101 (build_tm_load): Handle vector types directly, instead of
14103 (build_tm_store): Likewise.
14104 (expand_assign_tm): Prepare for register types not handled by
14105 the above. Copy them to memory and use memcpy.
14106 * tree.c (tm_define_builtin): New.
14107 (find_tm_vector_type): New.
14108 (build_tm_vector_builtins): New.
14109 (build_common_builtin_nodes): Call it.
14111 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
14113 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
14114 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
14116 2016-01-13 Tom de Vries <tom@codesourcery.com>
14118 PR tree-optimization/69169
14119 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
14120 handled_struct_type param.
14121 (create_variable_info_for, intra_create_variable_infos): Call
14122 create_variable_info_for_1 with extra arg.
14124 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
14126 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
14127 and "armv8.1-a+crc" entries.
14129 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
14132 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
14133 Change first operand predicate from register_or_constm1_operand
14134 to register_operand.
14135 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
14136 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
14137 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
14138 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
14139 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
14140 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
14141 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
14142 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
14143 comparison with constm1_rtx from vec_prefetch_gen part.
14145 2016-01-13 Richard Biener <rguenther@suse.de>
14147 PR tree-optimization/69013
14148 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
14149 Exchange assert for a test.
14151 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14154 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
14156 2016-01-13 Richard Biener <rguenther@suse.de>
14158 PR tree-optimization/69242
14159 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
14160 assert with a check.
14162 2016-01-13 Richard Biener <rguenther@suse.de>
14164 PR tree-optimization/69186
14165 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14166 Properly guard vect_update_misalignment_for_peel call.
14168 2016-01-12 Jeff Law <law@redhat.com>
14170 PR tree-optimization/pr67755
14171 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
14172 "need_profile_correction".
14173 (thread_block_1): Initialize new field to false by default. If we
14174 have multiple thread paths through a common joiner to different
14175 final targets, then set new field to true.
14176 (compute_path_counts): Only do count adjustment when it's really
14179 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14181 * doc/invoke.texi (Spec Files): Move section down in file, past
14182 all command-line option descriptions.
14184 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14186 PR middle-end/54809
14187 * doc/gty.texi: Remove documentation of mark_hook.
14188 * gengtype.c (struct write_types_data): Remove code to support
14189 mark_hook attribute.
14190 (walk_type): Likewise.
14191 (write_func_for_structure): Likewise.
14193 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14195 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
14196 Directory Options, and -specs= to Overall Options.
14197 (Overall Options): Adjust similarly. Reorder to group related
14198 options together. Make -specs= cross-reference the spec file details.
14199 (Directory Options): Adjust similarly.
14201 2016-01-12 Jeff Law <law@redhat.com>
14203 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
14205 2016-01-12 Olivier Hainque <hainque@adacore.com>
14207 * gcc.c (spec_undefvar_allowed): New global.
14208 (process_command): Set to true when running for --version or --help,
14210 (getenv_spec_function): When the variable is not defined, use the
14211 variable name as the variable value if we're allowed not to issue
14214 2016-01-12 Bin Cheng <bin.cheng@arm.com>
14216 PR tree-optimization/68911
14217 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
14218 information computed for expression "init + nit * step".
14220 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
14222 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
14223 about name of GCC executable. Remove deleted node from menu.
14224 (Directory Options) <-B>: Remove cross-reference to deleted node.
14225 (Target Options): Delete section.
14227 2016-01-12 Christian Bruel <christian.bruel@st.com>
14230 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
14231 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
14233 2016-01-12 Jakub Jelinek <jakub@redhat.com>
14236 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
14237 aligned_mem is properly set for AVX512-VL floating point masked
14241 * ifcvt.c (cond_exec_process_if_block): When removing the last
14242 insn from then_bb, remove also any possible barriers that follow it.
14244 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
14248 * config/i386/iamcu.h (SIZE_TYPE): New macro.
14249 (PTRDIFF_TYPE): Likewise.
14250 (WCHAR_TYPE): Likewise.
14251 (WCHAR_TYPE_SIZE): Likewise.
14252 (STDINT_LONG32): Likewise.
14254 2016-01-12 Richard Biener <rguenther@suse.de>
14256 PR tree-optimization/69053
14257 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
14258 convert initial value for cond reductions.
14260 2016-01-12 Richard Biener <rguenther@suse.de>
14262 PR tree-optimization/69007
14263 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
14264 widen_sum after dot_prod and sad.
14266 2016-01-12 Richard Biener <rguenther@suse.de>
14268 PR tree-optimization/69168
14269 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
14270 pattern stmt SLP type.
14271 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
14272 end up unused so cope with that case.
14274 2016-01-12 Richard Biener <rguenther@suse.de>
14276 PR tree-optimization/69157
14277 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
14278 stmts def type only during analyze phase.
14279 (vectorizable_call): Likewise.
14280 (vectorizable_simd_clone_call): Likewise.
14281 (vectorizable_conversion): Likewise.
14282 (vectorizable_assignment): Likewise.
14283 (vectorizable_shift): Likewise.
14284 (vectorizable_operation): Likewise.
14285 (vectorizable_store): Likewise.
14286 (vectorizable_load): Likewise.
14288 2016-01-12 Richard Biener <rguenther@suse.de>
14290 PR tree-optimization/69174
14291 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
14293 (vectorizable_load): Properly compute the number of loads needed
14294 for permuted strided SLP loads and do not spuriously assign
14295 to SLP_TREE_VEC_STMTS.
14297 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
14299 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
14300 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
14301 (MD_EXEC_PREFIX): Remove.
14302 (MD_STARTFILE_PREFIX) Removee.
14303 (FILE_NAME_ABSOLUTE_P): Remove.
14304 (CPP_SPEC): Do not read macros from sys/version.h.
14305 (LINK_COMMAND_SPEC): Remove.
14306 (LOCAL_INCLUDE_DIR): Remove.
14307 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
14308 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
14309 (POST_LINK_SPEC): Define to invoke stubify after linker
14310 (LIBSTDCXX): Remove define
14311 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
14312 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
14313 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
14314 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
14315 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
14316 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
14317 (i386_djgpp_asm_named_section): Add propotype of new procedure
14319 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
14320 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
14321 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
14322 in config/i386/djgpp.h).
14323 (STANDARD_STARTFILE_PREFIX_2): Define identical to
14324 STANDARD_STARTFILE_PREFIX_1.
14325 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
14326 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
14327 installation errors.
14328 (MAX_OFILE_ALIGNMENT): Define to 128.
14329 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
14331 * config/i386/djgpp.c: New file. Add implementation of
14332 i386_djgpp_asm_named_section.
14334 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
14336 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
14337 Add rule for building djgpp.o.
14339 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14341 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
14342 (rtx_is_swappable_p): Reductions are swappable.
14343 (insn_is_swappable_p): V2DF reductions are swappable.
14345 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
14347 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
14348 reloads for other unsupported memory operands.
14350 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14351 Jim Wilson <jim.wilson@linaro.org>
14354 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
14355 copy_to_mode_reg instead of force_reg.
14357 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
14360 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
14361 TARGET_80387 is true.
14363 2016-01-11 Jakub Jelinek <jakub@redhat.com>
14366 * lra-eliminations.c (move_plus_up): Only move plus up
14367 if subreg of the constant can be simplified into constant
14368 and use the simplified subreg of the constant instead of
14369 the original constant.
14371 * fold-const.c (fold_convertible_p): Don't return true
14372 for conversion of VECTOR_TYPE to same sized integral type.
14373 (fold_convert_loc): Fix up formatting. Fold conversion of
14374 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
14375 instead of NOP_EXPR.
14377 PR tree-optimization/69214
14378 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
14379 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
14382 PR tree-optimization/69207
14383 * tree-vect-slp.c (vect_get_constant_vectors): For
14384 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
14385 fold_convertible_p to vector_type's element type, and always
14386 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
14388 2016-01-11 Richard Biener <rguenther@suse.de>
14390 PR tree-optimization/69173
14391 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
14392 fixup the cycle if all stmts are in a pattern.
14394 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
14396 PR middle-end/68999
14397 * alias.c (base_alias_check): Move check for addresses with
14398 alignment ANDs before the call for compare_base_decls.
14399 (memrefs_conflict_p): Return -1 for different decls
14400 that went through alignment adjustments.
14402 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14404 PR rtl-optimization/68796
14405 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
14406 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
14407 and QImode comparisons against zero with CC_NZmode.
14408 * config/aarch64/iterators.md (short_mask): New mode_attr.
14410 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
14412 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
14413 (<avx512>_store<mode>_mask): Likewise.
14415 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
14416 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14418 PR rtl-optimization/68841
14419 * ifcvt.c (struct noce_if_info): Add orig_x field.
14420 (bbs_ok_for_cmove_arith): Add to_rename parameter.
14421 Don't record conflicts on to_rename if it's present.
14422 Allow memory destinations in sets.
14423 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
14424 blocks, passing orig_x to the checks.
14425 (noce_process_if_block): Set if_info->orig_x appropriately.
14427 2016-01-11 Tom de Vries <tom@codesourcery.com>
14429 PR tree-optimization/69069
14430 * tree-parloops.c (create_parallel_loop): Add missing phi args.
14432 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
14434 PR rtl-optimization/68920
14435 * config/i386/i386.c (ix86_option_override_internal): Restrict number
14436 of conditional moves for RTL if-conversion to 1 for
14437 TARGET_ONE_IF_CONV_INSN.
14438 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
14439 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
14440 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
14441 parameter to restirct number of conditional moves for
14443 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
14444 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
14447 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
14450 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
14451 onepart vars. Fix typo in comment. Fix reversed condition in
14453 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
14456 * var-tracking.c (dump_onepart_variable_differences): New.
14457 (dataflow_set_different): If a detailed dump is requested,
14458 delay early returns and dump differences between onepart
14459 variables present before and after, and added variables.
14461 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
14464 * expr.c (expand_expr_real_1): For boolean vector constants
14465 with a scalar mode use const_scalar_mask_from_tree.
14466 (const_scalar_mask_from_tree): New.
14467 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
14468 assigned to a mask type to handle constants.
14470 2016-01-11 Martin Jambor <mjambor@suse.cz>
14473 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
14474 useless parameters if we cannot change function signature.
14476 2016-01-11 Martin Jambor <mjambor@suse.cz>
14479 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
14482 2016-01-11 Tom de Vries <tom@codesourcery.com>
14484 PR tree-optimization/69109
14485 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
14488 2016-01-11 Tom de Vries <tom@codesourcery.com>
14490 PR tree-optimization/69108
14491 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
14492 res is not used in a phi.
14494 2016-01-11 Yury Gribov <y.gribov@samsung.com>
14497 * common.opt (frandom-seed): Fix parameter name.
14498 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
14500 2016-01-11 Tom de Vries <tom@codesourcery.com>
14502 PR tree-optimization/69058
14503 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
14506 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
14508 * config/arc/arc.opt (mdiv-rem): Add period to the end.
14509 (mcode-density): Likewise.
14511 2016-01-10 Tom de Vries <tom@codesourcery.com>
14513 PR tree-optimization/69062
14514 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
14515 (parallelize_loops): Don't paralelize loop that has phi with address
14518 2016-01-10 Tom de Vries <tom@codesourcery.com>
14520 PR tree-optimization/69039
14521 * tree-parloops.c (try_create_reduction_list): Only allow single exit
14524 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
14526 PR middle-end/68743
14527 * match.pd: Require target has function_c99_misc before doing
14528 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
14530 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
14532 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
14534 * configure: Regenerate.
14536 2016-01-09 Jakub Jelinek <jakub@redhat.com>
14538 PR middle-end/50865
14539 PR tree-optimization/69097
14540 * fold-const.h (expr_not_equal_to): New prototype.
14541 * fold-const.c: Include stringpool.h and tree-ssanames.h.
14542 (expr_not_equal_to): New function.
14543 * match.pd (X % -Y is the same as X % Y): Don't optimize
14544 unless X is known not to be equal to minimum or Y is known
14545 not to be equal to -1.
14546 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
14547 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
14548 (simplify_stmt_using_ranges): Adjust caller.
14549 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
14550 substitute_and_fold.
14552 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
14554 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
14557 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14559 PR tree-optimization/69167
14560 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
14561 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
14563 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
14565 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14566 Richard Biener <rguenther@suse.de>
14568 PR tree-optimization/68707
14569 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
14570 instances that can be handled via vect_load_lanes.
14572 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
14574 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
14575 if we can't determine address equivalence.
14576 * alias.c (compare_base_decl): Update for changed return value of
14577 symtab_node::equal_address_to.
14579 2016-01-08 Jason Merrill <jason@redhat.com>
14583 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
14584 * expr.c (store_field): Not here.
14585 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
14586 call with TREE_ADDRESSABLE type.
14587 * tree-cfg.c (verify_gimple_call): Adjust.
14589 2016-01-08 Olivier Hainque <hainque@adacore.com>
14591 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
14594 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14596 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
14597 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
14598 (reduc_smin_v2sf): Rename to...
14599 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
14600 (reduc_splus_v2sf): Rename to...
14601 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
14603 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14605 PR tree-optimization/69162
14606 * gimplify.c (gimplify_va_arg_expr): Encode original type of
14607 valist argument in another argument.
14608 (gimplify_modify_expr): Adjust for the above change. Cleanup.
14609 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
14610 to determine the va_list type, build a MEM_REF instead of
14611 build_fold_indirect_ref.
14613 PR tree-optimization/69172
14614 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
14617 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
14619 PR tree-optimization/67781
14620 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
14621 and cmpnop in two steps: first the ones not accessed in original
14622 gimple expression in a endian independent way and then the ones not
14623 accessed in the final result in an endian-specific way.
14625 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14627 PR tree-optimization/69083
14628 * tree-vect-slp.c (vect_get_constant_vectors): For
14629 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
14630 element type. If op is fold_convertible_p to vector_type's element
14631 type, use NOP_EXPR instead of VCE.
14633 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
14635 PR rtl-optimization/67778
14636 PR rtl-optimization/68634
14637 PR rtl-optimization/68909
14638 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
14639 block from the stack until done with it. Remove a superfluous
14640 bitmap set. Remove a superfluous bitmap test.
14642 2016-01-07 Martin Sebor <msebor@redhat.com>
14645 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
14646 constraint on the type of arguments.
14648 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
14650 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
14651 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
14652 unaligned_access on the gcc_options set.
14653 * config/arm/arm.c (arm_option_override_internal): Use
14654 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
14656 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14659 * config/i386/i386.c (ix86_frame_pointer_required): Enable
14660 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
14662 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14665 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14668 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14669 depending on frame_pointer_needed before remaining integer and SSE
14670 registers are saved.
14672 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
14675 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
14677 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
14680 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
14681 Use the "xBm" constraint.
14682 (float<sseintvecmodelower><mode>2<mask_name><round_name):
14684 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
14685 (sse_cvtsi2ssq<round_name>): Likewise.
14686 (sse_cvtss2si<round_name>): Likewise.
14687 (sse_cvtss2siq<round_name>): Likewise.
14688 (sse2_cvtsi2sdq<round_name>): Likewise.
14689 (sse2_cvtsd2si<round_name>): Likewise.
14690 (sse2_cvtsd2siq<round_name>): Likewise.
14691 * config/i386/subst.md (round_nimm_scalar_predicate): New
14694 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
14696 PR middle-end/67639
14697 * varasm.c (make_decl_rtl): Mark invalid register vars as
14700 PR rtl-optimization/66206
14701 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
14702 All callers changed.
14704 2016-01-07 Jakub Jelinek <jakub@redhat.com>
14706 PR tree-optimization/69141
14707 * tree-ssa-pre.c: Include langhooks.h.
14708 (eliminate_dom_walker::before_dom_children): Use
14709 lang_hooks.decl_printable_name instead of
14710 cgraph_node::get ()->name ().
14712 PR middle-end/68960
14713 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
14714 it and DECL_ALIGN too.
14716 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
14718 * config/mips/mips-ftypes.def: Sort to lexicographical order.
14720 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14723 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14724 depending on frame_pointer_needed before remaining integer and SSE
14725 registers are saved.
14727 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14729 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
14730 mode iterator with VSX_M2.
14731 (*p9_vecstore_<mode>): Likewise.
14732 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
14733 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
14734 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
14735 (define_split for VSX_LE128 stores): Likewise.
14736 (define_peephole2 for TImode LE swaps): Likewise.
14737 (define_split for VSX_LE128 post-reload stores): Likewise.
14739 2016-01-06 Marek Polacek <polacek@redhat.com>
14742 * convert.c (convert_to_integer_1): Adjust call to
14743 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
14744 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
14745 EXPR instead of ARG.
14746 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
14748 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14751 * doc/extend.texi (RL78 Variable Attributes): New section.
14753 2016-01-05 Marek Polacek <polacek@redhat.com>
14756 * builtins.c (get_memmodel): Use expansion point location rather than
14757 the input location. Call warning_at rather than warning.
14758 (expand_builtin_atomic_compare_exchange): Likewise.
14759 (expand_builtin_atomic_load): Likewise.
14760 (expand_builtin_atomic_store): Likewise.
14761 (expand_builtin_atomic_clear): Likewise.
14763 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
14766 * config/i386/i386.c (ix86_expand_vector_logical_operator):
14767 Replace nonimmediate_operand with vector_operand.
14768 * config/i386/predicates.md (vector_operand): New predicate.
14769 (general_vector_operand): Replace nonimmediate_operand with
14771 * config/i386/sse.md: Replace nonimmediate_operand with
14772 vector_operand and m constraint with Bm constraint on SSE
14773 patterns with 16-byte memory operand.
14774 * config/i386/subst.md (round_nimm_predicate): Replace
14775 nonimmediate_operand with vector_operand.
14776 (round_saeonly_nimm_predicate): Likewise.
14777 (round_saeonly_nimm_scalar_predicate): New.
14779 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
14782 * config/i386/constraints.md (Bm): New constraint.
14783 * config/i386/predicates.md (vector_memory_operand): New
14785 * config/i386/sse.md: Replace xm with xBm in plusminus and
14786 any_logic patterns.
14788 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14791 * doc/extend.texi (V850 Function Attributes): New section.
14792 (V850 Variable Attributes): New section.
14794 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14797 * doc/extend.texi (MicroBlaze Function Attributes): Document
14798 interrupt_handler and fast_interrupt attributes.
14800 2016-01-05 Sergei Trofimovich <siarheit@google.com>
14803 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
14804 for local symbolic operands.
14805 * config/ia64/predicates.md (local_symbolic_operand64): New
14808 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14810 PR rtl-optimization/68651
14811 * combine.c (combine_simplify_rtx): Canonicalize x + x into
14814 2016-01-05 Nathan Sidwell <nathan@acm.org>
14816 * alias.c (compare_base_decls): Use symtab_node::get.
14818 2016-01-05 Nick Clifton <nickc@redhat.com>
14821 * ira-costs.c (copy_cost): Initialise the t_icode field of the
14822 secondary_reload_info structure.
14825 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
14826 decls if weak support is available.
14828 2016-01-04 Martin Sebor <msebor@redhat.com>
14830 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
14832 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14834 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
14835 OPTION_MASK_P9_DFORM.
14837 * config/rs6000/constraints.md (wo constraint): New constraint for
14840 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
14842 (rs6000_init_hard_regno_mode_ok): Likewise.
14844 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
14847 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
14848 expanders not to have constraints. Add support for ISA 3.0 xxperm
14849 instruction. Add support for fusing xxlor with xxperm.
14850 (altivec_vperm_<mode>_internal): Likewise.
14851 (altivec_vperm_v8hiv16qi): Likewise.
14852 (altivec_vperm_<mode>v16q): Likewise.
14853 (altivec_vperm_<mode>_uns): Likewise.
14854 (vperm_v8hiv4si): Likewise.
14855 (vperm_v16qiv8hi): Likewise.
14857 * doc/md.texi (RS/6000 constraints): Document wo constraint.
14859 2016-01-04 Jakub Jelinek <jakub@redhat.com>
14861 Update copyright years.
14863 * gcc.c (process_command): Update copyright notice dates.
14864 * gcov-dump.c (print_version): Ditto.
14865 * gcov.c (print_version): Ditto.
14866 * gcov-tool.c (print_version): Ditto.
14867 * gengtype.c (create_file): Ditto.
14868 * doc/cpp.texi: Bump @copying's copyright year.
14869 * doc/cppinternals.texi: Ditto.
14870 * doc/gcc.texi: Ditto.
14871 * doc/gccint.texi: Ditto.
14872 * doc/gcov.texi: Ditto.
14873 * doc/install.texi: Ditto.
14874 * doc/invoke.texi: Ditto.
14876 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14878 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
14879 modes larger than TImode as TImode if NEON is not enabled.
14881 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14884 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
14885 mode for %f0-%f31 only if TARGET_FPU.
14887 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14890 * config/sparc/sparc.c (scan_record_type): Take into account subfields
14891 to compute the PACKED_P predicate.
14892 (function_arg_record_value): Minor tweaks.
14894 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
14896 * doc/install.texi (--with-multilib-list): Describe the meaning of the
14897 option for arm*-*-* targets.
14899 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
14901 * doc/extend.texi (Common Function Attributes): Move docs for
14902 MSP430-specific attributes to....
14903 (MSP430 Function Attributes): ...here. Delete the redundant
14904 entries and copy-edit the remaining text.
14905 (MSP430 Variable Attributes): Use uniform format for index
14906 entries and add a cross-reference to the corresponding function
14909 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
14911 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
14913 (x86 Options): Likewise.
14915 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
14919 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
14920 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
14921 to corresponding attribute.
14923 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
14925 * doc/extend.texi (Common Function Attributes) <noplt>: Move
14926 to correct alphabetization of table. Copy-edit and correct
14928 <stack_protect>: Likewise.
14929 <target_clones>: Likewise.
14931 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
14932 Correct punctuation.
14933 (Code Gen Options) <-fno-plt>: Copy-edit.
14935 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
14938 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
14939 SI values. Explicitly convert SI to DI and vice-versa.
14941 2016-01-01 Jakub Jelinek <jakub@redhat.com>
14943 PR tree-optimization/69070
14944 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
14945 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
14948 * ubsan.c (ubsan_instrument_float_cast): Call
14949 initialize_sanitizer_builtins.
14952 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
14954 Copyright (C) 2016 Free Software Foundation, Inc.
14956 Copying and distribution of this file, with or without modification,
14957 are permitted in any medium without royalty provided the copyright
14958 notice and this notice are preserved.