1 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3 * vec.h (vnull::operator vec): Add constexpr keyword for
6 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
8 PR tree-optimization/77654
9 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
10 to duplicate_ssa_name_ptr_info.
12 2016-09-23 David Malcolm <dmalcolm@redhat.com>
15 * input.c (selftest::test_lexer_string_locations_simple): Update
16 test to expect location information of the terminator character
17 at the location of the final closing quote.
18 (selftest::test_lexer_string_locations_hex): Likewise.
19 (selftest::test_lexer_string_locations_oct): Likewise.
20 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
21 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
22 (selftest::test_lexer_string_locations_ucn4): Likewise.
23 (selftest::test_lexer_string_locations_ucn8): Likewise.
24 (selftest::test_lexer_string_locations_u8): Likewise.
25 (selftest::test_lexer_string_locations_utf8_source): Likewise.
26 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
27 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
28 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
29 (selftest::test_lexer_string_locations_macro): Likewise.
30 (selftest::test_lexer_string_locations_long_line): Likewise.
32 2016-09-23 Richard Biener <rguenther@suse.de>
34 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
35 virtual definition to virtual use if the call devirtualizes
36 to a const or pure function.
37 (visit_use): Also visit calls we can devirtualize to a
38 const or pure function.
40 2016-09-23 Richard Biener <rguenther@suse.de>
42 PR tree-optimization/77697
43 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
44 signal error if we have sth ternary or unhandled.
46 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
48 * config/arm/arm_neon.h (vabd_f16): New.
92 (vcvtaq_s16_f16): New.
93 (vcvtaq_u16_f16): New.
96 (vcvtmq_s16_f16): New.
97 (vcvtmq_u16_f16): New.
100 (vcvtnq_s16_f16): New.
101 (vcvtnq_u16_f16): New.
102 (vcvtp_s16_f16): New.
103 (vcvtp_u16_f16): New.
104 (vcvtpq_s16_f16): New.
105 (vcvtpq_u16_f16): New.
106 (vcvt_n_f16_s16): New.
107 (vcvt_n_f16_u16): New.
108 (vcvtq_n_f16_s16): New.
109 (vcvtq_n_f16_u16): New.
110 (vcvt_n_s16_f16): New.
111 (vcvt_n_u16_f16): New.
112 (vcvtq_n_s16_f16): New.
113 (vcvtq_n_u16_f16): New.
127 (vmul_lane_f16): New.
130 (vmulq_lane_f16): New.
160 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
162 * config.gcc (extra_headers): Add arm_fp16.h
163 * config/arm/arm_fp16.h: New.
164 * config/arm/arm_neon.h: Include "arm_fp16.h".
166 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
168 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
170 (vmulf): New (v8hf, v4hf variants).
171 (vfma): New (v8hf, v4hf variants).
172 (vfms): New (v8hf, v4hf variants).
173 (vsub): New (v8hf, v4hf variants).
174 (vcage): New (v8hf, v4hf variants).
175 (vcagt): New (v8hf, v4hf variants).
176 (vcale): New (v8hf, v4hf variants).
177 (vcalt): New (v8hf, v4hf variants).
178 (vceq): New (v8hf, v4hf variants).
179 (vcgt): New (v8hf, v4hf variants).
180 (vcge): New (v8hf, v4hf variants).
181 (vcle): New (v8hf, v4hf variants).
182 (vclt): New (v8hf, v4hf variants).
183 (vceqz): New (v8hf, v4hf variants).
184 (vcgez): New (v8hf, v4hf variants).
185 (vcgtz): New (v8hf, v4hf variants).
186 (vcltz): New (v8hf, v4hf variants).
187 (vclez): New (v8hf, v4hf variants).
188 (vabd): New (v8hf, v4hf variants).
189 (vmaxf): New (v8hf, v4hf variants).
190 (vmaxnm): New (v8hf, v4hf variants).
191 (vminf): New (v8hf, v4hf variants).
192 (vminnm): New (v8hf, v4hf variants).
193 (vpmaxf): New (v4hf variant).
194 (vpminf): New (v4hf variant).
195 (vpadd): New (v4hf variant).
196 (vrecps): New (v8hf, v4hf variants).
197 (vrsqrts): New (v8hf, v4hf variants).
198 (vabs): New (v8hf, v4hf variants).
199 (vneg): New (v8hf, v4hf variants).
200 (vrecpe): New (v8hf, v4hf variants).
201 (vrnd): New (v8hf, v4hf variants).
202 (vrnda): New (v8hf, v4hf variants).
203 (vrndm): New (v8hf, v4hf variants).
204 (vrndn): New (v8hf, v4hf variants).
205 (vrndp): New (v8hf, v4hf variants).
206 (vrndx): New (v8hf, v4hf variants).
207 (vrsqrte): New (v8hf, v4hf variants).
208 (vmul_lane): Add v4hf and v8hf variants.
209 (vmul_n): Add v4hf and v8hf variants.
210 (vext): New (v8hf, v4hf variants).
211 (vcvts): New (v8hi, v4hi variants).
212 (vcvts): New (v8hf, v4hf variants).
213 (vcvtu): New (v8hi, v4hi variants).
214 (vcvtu): New (v8hf, v4hf variants).
215 (vcvts_n): New (v8hf, v4hf variants).
216 (vcvtu_n): New (v8hi, v4hi variants).
217 (vcvts_n): New (v8hi, v4hi variants).
218 (vcvtu_n): New (v8hf, v4hf variants).
219 (vbsl): New (v8hf, v4hf variants).
220 (vcvtas): New (v8hf, v4hf variants).
221 (vcvtau): New (v8hf, v4hf variants).
222 (vcvtms): New (v8hf, v4hf variants).
223 (vcvtmu): New (v8hf, v4hf variants).
224 (vcvtns): New (v8hf, v4hf variants).
225 (vcvtnu): New (v8hf, v4hf variants).
226 (vcvtps): New (v8hf, v4hf variants).
227 (vcvtpu): New (v8hf, v4hf variants).
229 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
231 * config/arm/arm-builtins.c (hf_UP): New.
233 (vfp_builtin_data): New. Update comment.
234 (enum arm_builtins): Include "arm_vfp_builtins.def".
235 (ARM_BUILTIN_VFP_PATTERN_START): New.
236 (arm_init_vfp_builtins): New.
237 (arm_init_builtins): Add arm_init_vfp_builtins.
238 (arm_expand_vfp_builtin): New.
239 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
241 * config/arm/arm_vfp_builtins.def: New file.
242 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
243 (arm-builtins.o): Likewise.
245 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
248 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
249 from constant while creating value range.
251 2016-09-23 Renlin Li <renlin.li@arm.com>
253 * ira.c (ira): Move ira_use_lra_p initialization code to ...
254 (ira_init_once): Here.
256 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
257 Jakub Jelinek <jakub@redhat.com>
259 * hooks.h (hook_uint_uintp_false): Rename to...
260 (hook_bool_uint_uintp_false): ... this.
261 * hooks.c (hook_uint_uintp_false): Rename to...
262 (hook_bool_uint_uintp_false): ... this.
263 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
264 instead of hook_uint_uintp_false.
266 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
268 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
269 (arm_init_builtins): Move body of a loop to the standalone
270 function arm_init_neon_builtin.
271 (arm_expand_neon_builtin_1): New. Update comment. Function body
272 moved from arm_neon_builtin with some white-space fixes.
273 (arm_expand_neon_builtin): Move code into the standalone function
274 arm_expand_neon_builtin_1.
276 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
278 * config/arm/iterators.md (VCVTHI): New.
279 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
283 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
284 (V_HALF): Add V4HF. Fix white-space.
285 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
286 (V_s_elem): Likewise.
287 (V_sz_elem): Fix white-space.
288 (V_elem_ch): Likewise.
290 (scalar_mul_constraint): Add V8HF and V4HF.
291 (Is_float_mode): Fix white-space.
292 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
293 (q): Add HF. Fix white-space.
296 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
297 (neon_vfm_lane_as): New.
298 * config/arm/neon.md (add<mode>3_fp16): New.
299 (sub<mode>3_fp16): New.
300 (mul<mode>3add<mode>_neon): New.
301 (fma<VH:mode>4_intrinsic): New.
302 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
303 (fmsub<VH:mode>4_intrinsic): New.
304 (<absneg_str><mode>2): New.
305 (neon_v<absneg_str><mode>): New.
306 (neon_v<fp16_rnd_str><mode>): New.
307 (neon_vrsqrte<mode>): New.
308 (neon_vpaddv4hf): New.
309 (neon_vadd<mode>): New.
310 (neon_vsub<mode>): New.
311 (neon_vmulf<mode>): New.
312 (neon_vfma<VH:mode>): New.
313 (neon_vfms<VH:mode>): New.
314 (neon_vc<cmp_op><mode>): New.
315 (neon_vc<cmp_op><mode>_fp16insn): New
316 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
317 (neon_vca<cmp_op><mode>): New.
318 (neon_vca<cmp_op><mode>_fp16insn): New.
319 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
320 (neon_vc<cmp_op>z<mode>): New.
321 (neon_vabd<mode>): New.
322 (neon_v<maxmin>f<mode>): New.
323 (neon_vp<maxmin>fv4hf: New.
324 (neon_<fmaxmin_op><mode>): New.
325 (neon_vrecps<mode>): New.
326 (neon_vrsqrts<mode>): New.
327 (neon_vrecpe<mode>): New (VH variant).
328 (neon_vdup_lane<mode>_internal): New.
329 (neon_vdup_lane<mode>): New.
330 (neon_vcvt<sup><mode>): New (VCVTHI variant).
331 (neon_vcvt<sup><mode>): New (VH variant).
332 (neon_vcvt<sup>_n<mode>): New (VH variant).
333 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
334 (neon_vcvt<vcvth_op><sup><mode>): New.
335 (neon_vmul_lane<mode>): New.
336 (neon_vmul_n<mode>): New.
337 * config/arm/unspecs.md (UNSPEC_VCALE): New
339 (UNSPEC_VFMA_LANE): New.
340 (UNSPECS_VFMS_LANE): New.
342 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
344 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
345 ("*extzv<mode><clobbercc_or_nocc>"):
346 Correct a typo in a comment.
348 ("*insv<mode>_zEC12", "*insv<mode>_z10")
349 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
350 ("*insv<mode>_zEC12_appendbitsleft")
351 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
352 ("*insv<mode>_z10_appendbitsleft"): Ditto.
353 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
354 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
355 Provide pattern with operands switched.
356 ("*pre_z10_extv<mode>"):
357 Use new subst patterns.
358 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
359 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
360 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
361 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
362 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
363 ("*<risbg_n>_sidi_ior_and_lshiftrt")
364 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
366 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
367 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
368 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
370 ("SINT"): New mode_iterator with SI, HI, QI.
371 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
372 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
375 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
377 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to new
378 interface of s390_contiguous_bitmask_p.
379 ("contiguous_bitmask_nowrap_operand"): New predicate.
380 * ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
381 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
382 of s390_contiguous_bitmask_p.
383 * ("NxxDw"): Rename NxxDq constraint to NxxDw.
384 ("NxxSw"): New constraint.
385 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
386 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
388 (s390_contiguous_bitmask_nowrap_p): Export.
389 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
390 former s390_contiguous_bitmask_p.
391 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
392 detect contiguous bit ranges with wraparound. Change signature to
393 return START and END position instead of POS and LENGTH.
394 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
395 ranges with wraparound.
396 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
397 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
398 Adapt to new signature of s390_contiguous_bitmask_p.
400 2016-09-23 Bin Cheng <bin.cheng@arm.com>
402 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
403 (create_intersect_range_checks): New.
404 (vect_create_cond_for_alias_checks): Call above function.
406 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
408 * config/arm/iterators.md (Code iterators): Fix some white-space
412 (FCVT): Moved from vfp.md.
419 (FCVTI32typename): Moved from vfp.md.
420 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
421 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
422 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
423 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
424 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
427 (fp16_rnd_insn): New.
428 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
429 (UNSPEC_VCVT_HF_U_N): New.
430 (UNSPEC_VCVT_SI_S_N): New.
431 (UNSPEC_VCVT_SI_U_N): New.
432 (UNSPEC_VCVTH_S): New.
433 (UNSPEC_VCVTH_U): New.
434 (UNSPEC_VCVTA_S): New.
435 (UNSPEC_VCVTA_U): New.
436 (UNSPEC_VCVTM_S): New.
437 (UNSPEC_VCVTM_U): New.
438 (UNSPEC_VCVTN_S): New.
439 (UNSPEC_VCVTN_U): New.
440 (UNSPEC_VCVTP_S): New.
441 (UNSPEC_VCVTP_U): New.
442 (UNSPEC_VCVTP_S): New.
443 (UNSPEC_VCVTP_U): New.
451 * config/arm/vfp.md (<absneg_str>hf2): New.
453 (neon_v<fp16_rnd_str>hf): New.
459 (*mulsf3neghf_vfp): New.
460 (*negmulhf3_vfp): New.
461 (*mulsf3addhf_vfp): New.
462 (*mulhf3subhf_vfp): New.
463 (*mulhf3neghfaddhf_vfp): New.
464 (*mulhf3neghfsubhf_vfp): New.
467 (fmsubhf4_fp16): New.
472 (neon_vrsqrtshf): New.
473 (FCVT): Move to iterators.md.
474 (FCVTI32typename): Likewise.
475 (neon_vcvth<sup>hf): New.
476 (neon_vcvth<sup>si): New.
477 (neon_vcvth<sup>_nhf_unspec): New.
478 (neon_vcvth<sup>_nhf): New.
479 (neon_vcvth<sup>_nsi_unspec): New.
480 (neon_vcvth<sup>_nsi): New.
481 (neon_vcvt<vcvth_op>h<sup>si): New.
482 (neon_<fmaxmin_op>hf): New.
484 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
486 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
487 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
488 ("*insv<mode>_zEC12_appendbitsleft")
489 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
490 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
492 2016-09-23 Jakub Jelinek <jakub@redhat.com>
494 * ipa-cp.c (ipcp_store_vr_results): Avoid static local
496 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
497 construct values without normalization.
498 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
499 static local lhs_ops to vNULL.
501 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
502 Jiong Wang <jiong.wang@arm.com>
504 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
505 available when FP16 instructions are available.
506 (output_move_vfp): Add support for 16-bit data moves.
507 (arm_validize_comparison): Fix some white-space. Support HFmode
508 by conversion to SFmode.
509 * config/arm/arm.md (truncdfhf2): Fix a comment.
510 (extendhfdf2): Likewise.
512 (movsicc): Fix some white-space.
514 (movsfcc): Fix some white-space.
516 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
517 instructions are available.
518 (*thumb2_movhi_vfp): Likewise.
519 (*arm_movhi_fp16): New.
520 (*thumb2_movhi_fp16): New.
521 (*movhf_vfp_fp16): New.
522 (*movhf_vfp_neon): Disable when VFP FP16 instructions are
524 (*movhf_vfp): Likewise.
525 (extendhfsf2): Enable when VFP FP16 instructions are available.
526 (truncsfhf2): Enable when VFP FP16 instructions are available.
528 2016-09-23 Martin Liska <mliska@suse.cz>
530 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
532 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
534 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
536 (arm_evpc_neon_vtrn): Likewise.
537 (arm_evpc_neon_vrev): Likewise.
538 (arm_evpc_neon_vext): Likewise.
539 * config/arm/arm_neon.h (vbsl_f16): New.
543 (vdup_lane_f16): New.
544 (vdupq_lane_f16): New.
557 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
558 (vdup_lane): New (v8hf, v4hf variants).
559 (vext): New (v8hf, v4hf variants).
560 (vbsl): New (v8hf, v4hf variants).
561 * config/arm/iterators.md (VDQWH): New.
563 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
564 (Scalar_mul_8_16): Fix white-space.
565 (Is_d_reg): Add V4HF and V8HF.
566 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
567 (neon_vdup_lane<mode>): New.
568 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
569 (*neon_vtrn<mode>_insn): Likewise.
570 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
571 (*neon_vzip<mode>_insn): Likewise
572 (neon_vuzp<mode>_internal): Likewise.
573 (*neon_vuzp<mode>_insn): Likewise
574 * config/arm/vec-common.md (vec_perm_const<mode>): New.
576 2016-09-23 Jiong Wang <jiong.wang@arm.com>
577 Matthew Wahab <matthew.wahab@arm.com>
579 * config/arm/arm.c (output_move_vfp): Weaken assert to allow
581 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
582 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
583 available. Also fix some white-space.
584 * config/arm/vfp.md (*arm_movhi_vfp): New.
585 (*thumb2_movhi_vfp): New.
587 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
589 * config/arm/arm-c.c (arm_cpu_builtins): Define
590 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
591 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
593 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
595 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
596 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
597 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
598 arm_v8_2a_fp16_neon_hw.
599 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
602 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
604 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
605 arm_fp16_alternative_ok and arm_fp16_none_ok.
607 2016-09-23 Martin Liska <mliska@suse.cz>
609 * ipa-icf.c (sem_variable::merge): Replace adress
612 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
614 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
616 ("armv8.2-a+fp16"): New.
617 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
619 (FL2_FOR_ARCH8_2A): New.
620 * config/arm/arm-tables.opt: Regenerate.
621 * config/arm/arm.c (arm_arch8_2): New.
622 (arm_fp16_inst): New.
623 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
624 for incompatible fp16-format settings.
625 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
626 (TARGET_NEON_FP16INST): New.
627 (arm_arch8_2): Declare.
628 (arm_fp16_inst): Declare.
629 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
630 march=armv8.2-a and march=armv8.2-a+fp16.
631 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
633 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
634 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
636 2016-09-23 Martin Liska <mliska@suse.cz>
638 * doc/extend.texi: Remove fused-madd from i386 target
641 2016-09-23 Martin Liska <mliska@suse.cz>
643 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
646 2016-09-23 Martin Liska <mliska@suse.cz>
648 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
651 2016-09-23 Martin Liska <mliska@suse.cz>
654 * config/i386/i386.c (ix86_option_override_internal): Change
655 signature and return false when there's an error related to
657 (release_options_strings): New function.
658 (ix86_valid_target_attribute_tree): Call the function.
660 2016-09-23 Jakub Jelinek <jakub@redhat.com>
662 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
663 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
664 (gen_hsa_ctor_assignment): Likewise.
665 * print-tree.c (print_node): Likewise.
666 * tree-dump.c (dequeue_and_dump): Likewise.
667 * tree-sra.c (sra_modify_constructor_assign): Likewise.
668 * expr.c (store_constructor): Likewise.
669 * fold-const.c (operand_equal_p): Likewise.
670 * tree-pretty-print.c (dump_generic_node): Likewise.
671 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
672 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
674 2016-09-23 Richard Biener <rguenther@suse.de>
676 * hooks.h (hook_uint_uintp_false): Declare.
678 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
680 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
681 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
683 2016-09-22 Martin Sebor <msebor@redhat.com>
686 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
687 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
688 (target_int_min): Correct computation.
689 (format_integer): Use long long as the argument for the ll length
691 (format_floating): Use target_int_max().
692 (get_string_length): Same.
693 (format_string): Avoid setting the bounded flag for strings
695 (try_substitute_return_value): Avoid setting range info when
696 the result isn't bounded.
697 * varasm.c (assemble_name): Increase buffer size.
699 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
700 Terry Guo <terry.guo@arm.com>
702 * target.def (elf_flags_numeric): New target hook.
703 * targhooks.h (default_asm_elf_flags_numeric): New.
704 * varasm.c (default_asm_elf_flags_numeric): New.
705 (default_elf_asm_named_section): Use new target hook.
706 * config/arm/arm.opt (mpure-code): New.
707 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
708 * config/arm/arm.c (arm_asm_init_sections): Add section
709 attribute to default text section if -mpure-code.
710 (arm_option_check_internal): Diagnose use of option with
711 non supported targets and/or options.
712 (arm_asm_elf_flags_numeric): New.
713 (arm_function_section): New.
714 (arm_elf_section_type_flags): New.
715 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
717 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
718 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
720 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
722 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
724 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
726 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
727 * rtl.h: Adjust prototype.
729 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
731 * emit-rtl.c (next_active_insn): Change argument type to
733 (prev_active_insn): Likewise.
734 (active_insn_p): Likewise.
735 * rtl.h: Adjust prototypes.
736 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
737 * config/arc/arc.md: Likewise.
738 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
739 (branch_needs_nop_p): Likewise.
740 (use_skip_p): Likewise.
741 * config/sh/sh.c (gen_block_redirect): Likewise.
742 (split_branches): Likewise.
743 * reorg.c (optimize_skip): Likewise.
744 (fill_simple_delay_slots): Likewise.
745 (fill_slots_from_thread): Likewise.
746 (relax_delay_slots): Likewise.
747 * resource.c (mark_target_live_regs): Likewise.
749 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
751 * config/cris/cris.c (cris_asm_output_case_end): Change argument
753 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
754 (prev_nonnote_nondebug_insn): Likewise.
755 * config/cris/cris-protos.h: Adjust prototype.
757 * jump.c (rtx_renumbered_equal_p): Adjust.
759 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
761 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
762 * rtl.h: Adjust prototype.
763 * config/sh/sh.md: Adjust.
764 * dwarf2out.c (add_var_loc_to_decl): Likewise.
766 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
768 * emit-rtl.c (next_nondebug_insn): Change argument type to
770 (prev_nondebug_insn): Likewise.
771 * loop-doloop.c (doloop_condition_get): Likewise.
772 * rtl.h: Adjust prototype.
773 * cfgloop.h: Likewise.
775 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
777 * emit-rtl.c (next_nonnote_insn): Change argument type to
779 (prev_nonnote_insn): Likewise.
780 * jump.c (reversed_comparison_code_parts): Likewise.
781 (reversed_comparison): Likewise.
782 * rtl.h: Adjust prototypes.
783 * config/arc/arc.md: Adjust.
784 * cse.c (find_comparison_args): Likewise.
785 * reorg.c (redundant_insn): Change return type to rtx_insn *.
786 (fix_reg_dead_note): Change argument type to rtx_insn *.
787 (delete_prior_computation): Likewise.
788 (delete_computation): Likewise.
789 (fill_slots_from_thread): Adjust.
790 (relax_delay_slots): Likewise.
791 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
792 (simplify_relational_operation_1): Likewise.
793 (simplify_ternary_operation): Likewise.
795 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
797 * config/arc/arc-protos.h (arc_label_align): Change type of
798 variables from rtx to rtx_insn *.
799 * config/arc/arc.c (arc_label_align): Likewise.
800 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
801 * config/bfin/bfin.c (workaround_speculation): Likewise.
802 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
803 (find_last_same_clock): Likewise.
804 (reorg_split_calls): Likewise.
805 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
806 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
807 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
808 (same_cmp_following_p): Likewise.
809 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
810 (same_cmp_following_p): Likwise.
811 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
812 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
813 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
814 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2):
816 (rl78_alloc_physical_registers_cmp): Likewise.
817 (rl78_alloc_physical_registers_umul): Likewise.
818 (rl78_calculate_death_notes): Likewise.
819 * config/s390/s390-protos.h (s390_label_align): Likewise.
820 * config/s390/s390.c (s390_label_align): Likewise.
821 * config/sh/sh.c (barrier_align): Likewise.
822 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
823 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
824 (emit_cbcond_nop): Likewise.
826 2016-09-22 Martin Liska <mliska@suse.cz>
829 * ipa-icf.c (sem_variable::merge): Yield merge operation if
830 alias address matters, not necessarily address of original.
832 2016-09-22 Richard Biener <rguenther@suse.de>
835 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
838 2016-09-22 Richard Biener <rguenther@suse.de>
841 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
842 from constant folding results.
843 (gimple_resimplify2): Likewise.
844 (gimple_resimplify3): Likewise.
846 2016-09-22 Richard Biener <rguenther@suse.de>
849 * expr.c (expand_expr_real_1): Guard array access against negative
852 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
854 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
856 (format_floating): Likewise.
858 2016-09-22 Jakub Jelinek <jakub@redhat.com>
861 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
862 for all IFN_GOMP_SIMD_* internal fns, not just for
863 IFN_GOMP_SIMD_ORDERED_*.
865 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
868 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
869 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
870 instructions when you want to invert the test.
871 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
872 correct order for XXSEL.
873 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
874 for using XSCMP{EQ,GT,GE}DP.
876 2016-09-21 David Malcolm <dmalcolm@redhat.com>
878 * genconstants.c (main): Introduce noop_reader and convert call
879 to read_md_files to a method call.
880 * genenums.c (main): Likewise.
881 * genmddeps.c (main): Likewise.
882 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
883 rtx_reader_ptr->get_top_level_filename ().
884 (write_tm_preds_h): Likewise.
885 (write_insn_preds_c): Likewise.
886 * gensupport.c (class gen_reader): New subclass of rtx_reader.
887 (rtx_handle_directive): Convert to...
888 (gen_reader::handle_unknown_directive): ...this.
889 (init_rtx_reader_args_cb): Convert return type from bool to
890 rtx_reader *. Create a gen_reader instance, using it for the
891 call to read_md_files. Return it if no errors occur.
892 (init_rtx_reader_args): Convert return type from bool to
894 * gensupport.h (init_rtx_reader_args_cb): Likewise.
895 (init_rtx_reader_args_cb): Likewise.
896 * read-md.c (struct file_name_list): Move to class rtx_reader.
897 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
898 (read_md_filename): Delete in favor of
899 rtx_reader::m_read_md_filename.
900 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
901 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
902 (base_dir): Delete in favor of rtx_reader::m_base_dir.
903 (first_dir_md_include): Delete in favor of
904 rtx_reader::m_first_dir_md_include.
905 (last_dir_md_include_ptr): Delete in favor of
906 rtx_reader::m_last_dir_md_include_ptr.
907 (max_include_len): Delete.
908 (rtx_reader_ptr): New.
909 (fatal_with_file_and_line): Use get_filename and get_lineno
910 accessors of rtx_reader_ptr.
911 (require_char_ws): Likewise.
912 (rtx_reader::read_char): New method, based on ::read_char.
913 (rtx_reader::unread_char): New method, based on ::unread_char.
914 (read_escape): Use get_filename and get_lineno accessors of
916 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
917 (read_string): Use get_filename and get_lineno accessors of
919 (rtx_reader::rtx_reader): New ctor.
920 (rtx_reader::~rtx_reader): New dtor.
921 (handle_include): Convert from a function to...
922 (rtx_reader::handle_include): ...this method, converting
923 handle_directive from a callback to a virtual function.
924 (handle_file): Likewise, converting to...
925 (rtx_reader::handle_file): ...this method.
926 (handle_toplevel_file): Likewise, converting to...
927 (rtx_reader::handle_toplevel_file): ...this method.
928 (rtx_reader::get_current_location): New method.
929 (parse_include): Convert from a function to...
930 (rtx_reader::add_include_path): ...this method, dropping redundant
931 update to unused max_include_len.
932 (read_md_files): Convert from a function to...
933 (rtx_reader::read_md_files): ...this method, converting
934 handle_directive from a callback to a virtual function.
935 (noop_reader::handle_unknown_directive): New method.
936 * read-md.h (directive_handler_t): Delete this typedef.
938 (read_md_file): Delete.
939 (read_md_lineno): Delete.
940 (read_md_filename): Delete.
941 (class rtx_reader): New class.
942 (rtx_reader_ptr): New decl.
943 (class noop_reader): New subclass of rtx_reader.
944 (read_char): Reimplement in terms of rtx_reader::read_char.
945 (unread_char): Reimplement in terms of rtx_reader::unread_char.
946 (read_md_files): Delete.
947 * read-rtl.c (read_rtx_code): Update for deletion of globals
948 read_md_filename and read_md_lineno.
950 2016-09-21 Jason Merrill <jason@redhat.com>
952 * input.h (from_macro_definition_at): New.
954 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
956 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
958 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
960 PR tree-optimization/77550
961 * tree-vect-stmts.c (create_array_ref): Change parameters.
962 (get_group_alias_ptr_type): New function.
963 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
965 2016-09-21 Marek Polacek <polacek@redhat.com>
967 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
968 Add falls through comment.
970 2016-09-21 Richard Biener <rguenther@suse.de>
972 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
973 (replace_child): Likewise.
974 (remove_child_TAG): Adjust.
975 (move_marked_base_types): Likewise.
976 (prune_unused_types_prune): Clear die_sib of removed children.
978 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
981 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
982 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
984 2016-09-21 Richard Biener <rguenther@suse.de>
986 PR tree-optimization/77648
987 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
989 (make_transitive_closure_constraints): Adjust comment.
990 (make_any_offset_constraints): New function.
991 (handle_rhs_call): Make sure to first expand a pointer to all
992 subfields before transitively closing it.
993 (handle_const_call): Likewise. Properly expand returned
995 (handle_pure_call): Likewise.
997 2016-09-21 Richard Biener <rguenther@suse.de>
998 Jakub Jelinek <jakub@redhat.com>
1000 PR tree-optimization/77621
1001 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
1002 group at non-vectorizable stmts.
1004 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1006 PR tree-optimization/72835
1007 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
1008 (make_new_ssa_for_all_defs): Likewise.
1009 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
1011 2016-09-20 Martin Sebor <msebor@redhat.com>
1014 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
1015 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
1016 * config/linux.c (gnu_libc_printf_pointer_format): New function.
1017 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
1018 * config/sol2.c (solaris_printf_pointer_format): New function.
1019 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
1021 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
1022 * doc/tm.texi: Regenerate.
1023 * gimple-fold.h (get_range_strlen): New function.
1024 (get_maxval_strlen): Declare existing function.
1025 * gimple-fold.c (get_range_strlen): Add arguments and compute both
1026 maximum and minimum.
1027 (get_range_strlen): Define overload.
1028 (get_maxval_strlen): Adjust.
1029 * gimple-ssa-sprintf.c: New file and pass.
1030 * passes.def (pass_sprintf_length): Add new pass.
1031 * targhooks.h (default_printf_pointer_format): Declare new function.
1032 (gnu_libc_printf_pointer_format): Same.
1033 (solaris_libc_printf_pointer_format): Same.
1034 * targhooks.c (default_printf_pointer_format): Define new function.
1035 * tree-pass.h (make_pass_sprintf_length): Declare new function.
1036 * print-tree.c: Increase buffer size.
1038 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1040 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp
1043 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1045 * common.opt: New option -fipa-vrp.
1046 * ipa-cp.c (ipa_get_vr_lat): New.
1047 (ipcp_vr_lattice::print): Likewise.
1048 (print_all_lattices): Call ipcp_vr_lattice::print.
1049 (ipcp_vr_lattice::meet_with): New.
1050 (ipcp_vr_lattice::meet_with_1): Likewise.
1051 (ipcp_vr_lattice::top_p): Likewise.
1052 (ipcp_vr_lattice::bottom_p): Likewsie.
1053 (ipcp_vr_lattice::set_to_bottom): Likewise.
1054 (set_all_contains_variable): Call VR set_to_bottom.
1055 (initialize_node_lattices): Init VR lattices.
1056 (propagate_vr_accross_jump_function): New.
1057 (propagate_constants_accross_call): Call
1058 propagate_vr_accross_jump_function.
1059 (ipcp_store_vr_results): New.
1060 (ipcp_driver): Handle VR.
1061 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
1062 (ipa_set_jf_unknown): Likewise.
1063 (ipa_compute_jump_functions_for_edge): Likewise.
1064 (ipa_node_params_t::duplicate): Likewise.
1065 (ipa_write_jump_function): Likewise.
1066 (ipa_read_jump_function): Likewise.
1067 (write_ipcp_transformation_info): Likewise.
1068 (read_ipcp_transformation_info): Likewise.
1069 (ipcp_update_vr): New.
1070 (ipcp_transform_function): Handle VR.
1071 * ipa-prop.h (struct ipa_vr): New.
1072 * cgraph.c: Include tree-vrp.h.
1073 * cgraphunit.c: Likewise.
1074 * ipa-utils.c: Likewise.
1077 * toplev.c: Likewise.
1078 * ipa-devirt.c: Likewise.
1079 * ipa-inline-transform.c: Likewise.
1080 * ipa-inline.c: Likewise.
1081 * ipa-profile.c: Likewise.
1083 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1085 * doc/invoke.texi: Document -fdump-tree-evrp.
1086 * passes.def: Define new pass_early_vrp.
1087 * timevar.def: Define new TV_TREE_EARLY_VRP.
1088 * tree-pass.h (make_pass_early_vrp): New.
1089 * tree-ssa-propagate.c: Make replace_uses_in non static.
1090 * tree-ssa-propagate.h: Export replace_uses_in.
1091 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
1092 (extract_range_from_assert): Factor out
1093 extract_range_for_var_from_comparison_expr.
1094 (vrp_initialize_lattice): New.
1095 (vrp_initialize): Factor out vrp_initialize_lattice.
1096 (vrp_valueize): Fix it to reject complex value ranges.
1097 (vrp_free_lattice): New.
1098 (evrp_dom_walker::before_dom_children): Likewise.
1099 (evrp_dom_walker::after_dom_children): Likewise.
1100 (evrp_dom_walker::push_value_range): Likewise.
1101 (evrp_dom_walker::pop_value_range): Likewise.
1102 (execute_early_vrp): Likewise.
1103 (execute_vrp): Call vrp_initialize_lattice and
1105 (make_pass_early_vrp): New.
1107 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
1109 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
1110 instead of exact_log2.
1112 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
1115 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
1116 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
1117 (ix86_add_stmt_cost): Penalize DFmode vector operations
1118 for !TARGET_VECTORIZE_DOUBLE.
1120 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
1122 * doc/invoke.texi (Warning Options): Simplify language.
1123 (Optimize Options): Complete sentence.
1125 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
1127 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
1130 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1133 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
1134 inits on power8 and above, use the VMRGEW instruction instead of a
1137 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
1138 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
1141 2016-09-20 Tamar Christina <tamar.christina@arm.com>
1143 * config/aarch64/arm_neon.h
1144 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
1145 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
1146 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
1148 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1150 * config/var/vax.h (ELIMINABLE_REGS): Define.
1151 (INITIAL_ELIMINATION_OFFSET): Define.
1153 2016-09-20 Jakub Jelinek <jakub@redhat.com>
1156 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
1157 cast to void * if the cast is from some other pointer type.
1159 2016-09-20 Richard Biener <rguenther@suse.de>
1161 PR tree-optimization/77646
1162 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
1165 2016-09-20 Tamar Christina <tamar.christina@arm.com>
1167 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
1168 attributes to all inlined functions and make them extern.
1170 2016-09-20 Richard Biener <rguenther@suse.de>
1172 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
1174 * debug.c (do_nothing_debug_hooks): Adjust.
1175 * dbxout.c (dbx_debug_hooks): Likewise.
1176 * sdbout.c (sdb_debug_hooks): Likewise.
1177 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
1178 (dwarf2out_finish): Move producer, filename and
1180 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
1181 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
1183 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1186 * doc/invoke.texi: Document -Wint-in-bool-context.
1189 * dwarf2out.c (output_loc_operands): Fix an assertion.
1191 2016-09-19 Joseph Myers <joseph@codesourcery.com>
1193 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
1194 (CR_DECIMAL_DIG): New macro.
1196 2016-09-19 Joseph Myers <joseph@codesourcery.com>
1198 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
1201 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
1203 PR rtl-optimization/77416
1204 * lra-remat.c (operand_to_remat): Process hard coded insn
1207 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1209 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
1210 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
1212 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
1214 * target.def (lra_p): Wordsmithing.
1215 * doc/tm.texi: Regenerate.
1217 2016-09-19 Jakub Jelinek <jakub@redhat.com>
1218 Jan Hubicka <jh@suse.cz>
1221 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
1222 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
1223 Call ultimate_alias_target just once, not up to 4 times.
1225 2016-09-19 Richard Biener <rguenther@suse.de>
1227 * dwarf2out.c (early_dwarf_finished): New global.
1228 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
1230 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
1231 if called from LTO exit early.
1232 (dwarf2out_late_global_decl): When being during the early
1233 debug phase do not add locations but only const value attributes.
1234 Adjust the way we generate early DIEs for LTO.
1236 2016-09-19 Richard Biener <rguenther@suse.de>
1239 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
1240 proper niter to bound the loops.
1242 2016-09-19 Richard Biener <rguenther@suse.de>
1244 PR tree-optimization/77514
1245 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
1246 search for folded stmt.
1248 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
1250 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
1251 * tree-pass.h (make_pass_early_thread_jumps): Declare.
1252 * tree-ssa-threadbackward.c (fsm_find_thread_path,
1253 fsm_find_thread_path, profitable_jump_thread_path,
1254 fsm_find_control_statement_thread_paths,
1255 find_jump_threads_backwards): Add speed_p parameter.
1256 (pass_data_early_thread_jumps): New pass.
1257 (make_pass_early_thread_jumps): New function.
1259 2016-09-17 Andreas Schwab <schwab@suse.de>
1261 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
1262 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
1264 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
1266 * recog.c (rest_of_handle_split_after_reload): Delete.
1267 (pass_split_after_reload::gate): New method.
1268 (pass_split_after_reload::execute): Call split_all_insns directly.
1270 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
1272 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
1273 parameters for functions taking long long arguments.
1275 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1278 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
1279 splat with truncate.
1281 2016-09-16 Jason Merrill <jason@redhat.com>
1283 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
1285 * hwint.c (exact_log2): Use pow2p_hwi.
1286 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
1287 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
1288 * builtins.c (get_object_alignment_2, get_object_alignment)
1289 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
1291 * calls.c (compute_argument_addresses, store_one_arg): Use
1293 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
1294 * combine.c (force_to_mode): Use least_bit_hwi.
1295 (contains_muldiv, find_split_point, combine_simplify_rtx)
1296 (simplify_if_then_else, simplify_set, force_to_mode)
1297 (if_then_else_cond, simplify_and_const_int_1)
1298 (simplify_compare_const): Use pow2p_hwi.
1299 * cse.c (fold_rtx): Use pow2p_hwi.
1300 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
1302 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
1303 (init_expmed_one_conv): Use pow2p_hwi.
1304 * expr.c (is_aligning_offset): Use pow2p_hwi.
1305 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
1306 (fold_binary_loc): Use pow2p_hwi.
1307 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
1308 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
1309 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
1310 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
1312 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
1313 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
1314 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
1315 * omp-low.c (oacc_loop_fixed_partitions)
1316 (oacc_loop_auto_partitions): Use least_bit_hwi.
1317 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
1318 * stor-layout.c (place_field): Use least_bit_hwi.
1319 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
1320 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
1321 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
1322 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
1323 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
1324 * tree-vect-data-refs.c (vect_analyze_group_access_1)
1325 (vect_grouped_store_supported, vect_grouped_load_supported)
1326 (vect_permute_load_chain, vect_shift_permute_load_chain)
1327 (vect_transform_grouped_load): Use pow2p_hwi.
1328 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
1329 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
1330 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
1332 * tsan.c (instrument_expr): Use least_bit_hwi.
1333 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
1335 2016-09-16 Andreas Schwab <schwab@suse.de>
1337 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
1339 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
1341 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1344 * combine.c (rest_of_handle_combine): If any edges have been purged,
1345 free dominators if available.
1347 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1348 Eric Botcazou <ebotcazou@adacore.com>
1351 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
1352 through into expand_addsub_overflow after expand_neg_overflow.
1354 2016-09-15 David Malcolm <dmalcolm@redhat.com>
1356 * diagnostic-show-locus.c
1357 (selftest::test_fixit_insert_containing_newline): New function.
1358 (selftest::test_fixit_replace_containing_newline): New function.
1359 (selftest::diagnostic_show_locus_c_tests): Call the above.
1361 2016-09-15 Bin Cheng <bin.cheng@arm.com>
1363 PR tree-optimization/77503
1364 * tree-vect-loop.c (vectorizable_reduction): Record reduction
1365 code for CONST_COND_REDUCTION at analysis stage and use it at
1367 * tree-vectorizer.h (struct _stmt_vec_info): New field.
1368 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
1369 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
1372 2016-09-15 Richard Biener <rguenther@suse.de>
1375 * fold-const.c (split_tree): Do not split constant ~X.
1377 2016-09-15 Jakub Jelinek <jakub@redhat.com>
1379 PR rtl-optimization/77425
1380 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
1384 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
1385 use %qs instead of %s where desirable, use argument instead of arg in
1386 the diagnostic wording, add list of supported strategies and
1388 (ix86_option_override_internal): Emit target("m...") instead of
1389 option("m...") in the diagnostic. Use %qs instead of %s in invalid
1390 -march/-mtune option diagnostic. Add list of supported arches/tunings
1391 and spellcheck hint. Remove prefix, suffix and sw variables, use
1392 main_args_p ? "..." : "..." in diagnostics to make translation
1395 2016-09-15 Richard Biener <rguenther@suse.de>
1397 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
1398 extra offset argument.
1399 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
1400 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
1401 to reflect new offset parameter.
1402 * doc/tm.texi: Regenerate.
1403 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
1404 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
1406 (darwin_asm_output_dwarf_offset): Likewise.
1407 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
1409 (darwin_asm_output_dwarf_offset): Pass offset argument through.
1410 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
1411 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
1413 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
1416 * ipa-icf.c (set_alias_uids): New function.
1417 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
1418 all the merged variable's referring aliases.
1420 2016-09-15 Richard Biener <rguenther@suse.de>
1422 PR tree-optimization/77514
1423 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
1424 only forced_stmts sequence.
1426 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
1428 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
1429 * cfgexpand.c (update_alias_info_with_stack_vars): Use
1430 FOR_EACH_SSA_NAME to iterate over SSA variables.
1431 (pass_expand::execute): Likewise.
1432 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
1433 * tree-cfg.c (dump_function_to_file): Likewise.
1434 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
1435 (update_ssa): Likewise.
1436 * tree-ssa-alias.c (dump_alias_info): Likewise.
1437 * tree-ssa-ccp.c (ccp_finalize): Likewise.
1438 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
1439 (create_outofssa_var_map): Likewise.
1440 (coalesce_ssa_name): Likewise.
1441 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
1442 * tree-ssa-pre.c (compute_avail): Likewise.
1443 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
1444 (scc_vn_restore_ssa_info): Likewise.
1445 (free_scc_vn): Likwise.
1446 (run_scc_vn): Likewise.
1447 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
1448 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
1449 * tree-ssa-copy.c (fini_copy_prop): Likewise.
1450 * tree-ssa.c (verify_ssa): Likewise.
1452 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
1454 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
1455 and mips64r2 as default 32-bit and 64-bit architectures.
1456 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
1457 as default 32-bit and 64-bit architectures.
1459 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
1461 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
1464 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
1466 * target.def (lra_p): Change commentary (for the manual) for the
1468 * doc/tm.texi: Regenerate.
1470 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
1472 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
1473 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
1474 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
1475 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
1477 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
1479 * targhooks.c (default_lra_p): Return true instead of false.
1481 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
1483 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
1484 hook_bool_void_false.
1485 * config/avr/avr.c: Ditto.
1486 * config/bfin/bfin.c: Ditto.
1487 * config/c6x/c6x.c: Ditto.
1488 * config/cr16/cr16.c: Ditto.
1489 * config/cris/cris.c: Ditto.
1490 * config/epiphany/epiphany.c: Ditto.
1491 * config/fr30/fr30.c: Ditto.
1492 * config/frv/frv.c: Ditto.
1493 * config/h8300/h8300.c: Ditto.
1494 * config/ia64/ia64.c: Ditto.
1495 * config/iq2000/iq2000.c: Ditto.
1496 * config/lm32/lm32.c: Ditto.
1497 * config/m32c/m32c.c: Ditto.
1498 * config/m32r/m32r.c: Ditto.
1499 * config/m68k/m68k.c: Ditto.
1500 * config/mcore/mcore.c: Ditto.
1501 * config/microblaze/microblaze.c: Ditto.
1502 * config/mmix/mmix.c: Ditto.
1503 * config/mn10300/mn10300.c: Ditto.
1504 * config/moxie/moxie.c: Ditto.
1505 * config/msp430/msp430.c: Ditto.
1506 * config/nios2/nios2.c: Ditto.
1507 * config/nvptx/nvptx.c: Ditto.
1508 * config/pa/pa.c: Ditto.
1509 * config/pdp11/pdp11.c: Ditto.
1510 * config/rl78/rl78.c: Ditto.
1511 * config/sparc/sparc.c: Ditto.
1512 * config/spu/spu.c: Ditto.
1513 * config/stormy16/stormy16.c: Ditto.
1514 * config/tilegx/tilegx.c: Ditto.
1515 * config/tilepro/tilepro.c: Ditto.
1516 * config/v850/v850.c: Ditto.
1517 * config/vax/vax.c: Ditto.
1518 * config/visium/visium.c: Ditto.
1519 * config/xtensa/xtensa.c: Ditto.
1521 2016-09-14 Jakub Jelinek <jakub@redhat.com>
1524 * tsan.c: Include target.h.
1525 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
1526 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
1527 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
1528 BUILT_IN_ATOMIC_TEST_AND_SET entries.
1529 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
1531 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
1532 Martin Liska <mliska@suse.cz>
1535 * predict.c (force_edge_cold): Add braces to a condition.
1537 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
1539 PR rtl-optimization/77289
1540 * lra-constraints.c (get_final_hard_regno): Removed.
1541 (get_hard_regno): Add new parameter final_p.
1542 (get_reg_class): Directly call lra_get_elimination_hard_regno.
1543 (operands_match_p): Adjust call to get_hard_regno.
1544 (uses_hard_regs_p): Likewise.
1545 (process_alt_operands): Likewise.
1547 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
1550 * config/msp430/msp430.c (msp430_start_function): Emit an error
1551 if a function is both weak and specifies an interrupt number.
1553 2016-09-13 Jakub Jelinek <jakub@redhat.com>
1555 PR tree-optimization/77454
1556 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
1557 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
1560 2016-09-13 Tamar Christina <tamar.christina@arm.com>
1562 * config/aarch64/aarch64-builtins.c
1563 (aarch64_init_simd_builtins): Fix builtin type signature printing.
1565 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
1567 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
1568 SFmode and SCmode arguments by reference.
1570 2016-09-13 David Malcolm <dmalcolm@redhat.com>
1572 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
1574 (selftest::test_one_liner_fixit_insert_before): ...this, and update
1575 for renaming of add_fixit_insert to add_fixit_insert_before.
1576 (selftest::test_one_liner_fixit_insert_after): New function.
1577 (selftest::test_one_liner_fixit_validation_adhoc_locations):
1578 Update for renaming of add_fixit_insert to add_fixit_insert_before.
1579 (selftest::test_one_liner_many_fixits): Likewise.
1580 (selftest::test_diagnostic_show_locus_one_liner): Update for
1581 renaming, call new test function.
1582 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
1583 renaming of add_fixit_insert to add_fixit_insert_before.
1584 (selftest::test_fixit_consolidation): Likewise.
1585 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
1587 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
1588 (selftest::test_applying_fixits_insert_before): ...this.
1589 (selftest::test_applying_fixits_insert): Update for renaming of
1590 add_fixit_insert to add_fixit_insert_before.
1591 (selftest::test_applying_fixits_insert_after): New function.
1592 (selftest::test_applying_fixits_insert_after_at_line_end): New
1594 (selftest::test_applying_fixits_insert_after_failure): New function.
1595 (selftest::test_applying_fixits_multiple): Update for renaming of
1596 add_fixit_insert to add_fixit_insert_before.
1597 (selftest::change_line): Likewise.
1598 (selftest::test_applying_fixits_unreadable_file): Likewise.
1599 (selftest::test_applying_fixits_line_out_of_range): Likewise.
1600 (selftest::test_applying_fixits_column_validation): Likewise.
1601 (selftest::test_applying_fixits_column_validation): Likewise.
1602 (selftest::edit_context_c_tests): Update for renamed test function;
1603 call new test functions.
1605 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
1607 PR tree-optimization/77536
1608 PR rtl-optimization/68212
1609 * config/rs6000/rs6000.md (div->recip splitter): Remove
1610 optimize_insn_for_speed_p condition.
1612 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
1614 * optabs.c (prepare_cmp_insn): Update documentation comment.
1616 2016-09-13 Jakub Jelinek <jakub@redhat.com>
1617 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1620 * opts.h (candidates_list_and_hint): Declare.
1621 * opts-common.c (candidates_list_and_hint): New function.
1622 (cmdline_handle_error): Use it.
1624 2016-09-12 David Malcolm <dmalcolm@redhat.com>
1626 * edit-context.c (edited_line::get_len): New accessor.
1627 (edited_file::print_diff): Split out hunk-printing into...
1628 (edited_file::print_diff_hunk): New method.
1629 (edited_file::print_diff_line): New method.
1631 2016-09-12 Andrew Pinski <apinski@cavium.com>
1633 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
1635 * config/aarch64/aarch64.c (thunderx_tunings): Enable
1636 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
1637 (aarch64_operands_ok_for_ldpstp): Return false if
1638 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
1639 was SImode and the alignment is less than 8 byte.
1640 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
1642 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
1645 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
1647 2016-09-12 Marek Polacek <polacek@redhat.com>
1649 * doc/extend.texi: Use lowercase "boolean".
1650 * doc/invoke.texi: Likewise.
1651 * doc/md.texi: Likewise.
1652 * target.def: Likewise.
1653 * doc/tm.texi: Regenerated.
1655 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1658 * expmed.c (synth_mult): Delete duplicate mode check.
1660 2016-09-10 Tom de Vries <tom@codesourcery.com>
1663 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
1665 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
1666 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
1668 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
1670 PR rtl-optimization/77289
1671 * lra-constraints.c (get_final_hard_regno): Add support for non hard
1672 register numbers. Remove support for subregs.
1673 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
1674 (get_reg_class): Delete removed get_final_hard_regno() argument.
1675 (uses_hard_regs_p): Call get_final_hard_regno().
1677 2016-09-09 Martin Sebor <msebor@redhat.com>
1681 * pretty-print.c (pp_quoted_string): New function.
1682 (pp_format): Call it for %c and %s directives.
1684 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1686 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
1687 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
1688 INITIAL_ELIMINATION_OFFSET) : Update documentation.
1689 * target.def (frame_pointer_required, can_eliminate): Likewise.
1690 * doc/tm.texi: Regenerated.
1691 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
1693 * df-scan.c (df_hard_reg_init): Likewise.
1694 * ira.c (ira_setup_eliminable_regset): Likewise.
1695 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
1696 init_elim_table): Likewise.
1697 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
1698 set_initial_elim_offsets, update_eliminables,
1699 init_elim_table): Likewise.
1700 * rtlanal.c (get_initial_register_offset): Likewise.
1701 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
1702 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
1703 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
1704 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
1705 * config/fr30/fr30.h: Fix comment.
1706 * config/frv/frv.c: Likewise.
1707 * config/frv/frv.h: Likewise.
1708 * config/ft32/ft32.h: Likewise.
1709 * config/visium/visium.h: Likewise.
1710 * config/pa/pa64-linux.h: Likewise.
1711 * config/v850/v850.h: Likewise.
1712 * config/cris/cris.c: Likewise.
1713 * config/ia64/ia64.h: Likewise.
1714 * config/moxie/moxie.h: Likewise.
1715 * config/m32r/m32r.h: Likewise.
1717 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
1720 * config.in: Regenerate.
1721 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
1723 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
1724 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
1725 static-libmpxwrappers case.
1726 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
1727 MPX_LD_AS_NEEDED_GUARD_POP.
1728 * configure: Regenerate.
1729 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
1730 defined if linker support "--push-state"/"--pop-state".
1732 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
1734 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
1736 2016-09-09 Joseph Myers <joseph@codesourcery.com>
1738 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
1739 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
1740 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
1741 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
1742 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
1743 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
1744 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
1746 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
1747 width macros from TS 18661-1.
1748 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
1750 2016-09-08 Jakub Jelinek <jakub@redhat.com>
1753 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
1754 OMP_CLAUSE_SAFELEN_EXPR.
1756 2016-09-07 David Malcolm <dmalcolm@redhat.com>
1758 * Makefile.in (OBJS): Add substring-locations.o.
1759 * langhooks-def.h (class substring_loc): New forward decl.
1760 (lhd_get_substring_location): New decl.
1761 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
1762 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
1763 * langhooks.c (lhd_get_substring_location): New function.
1764 * langhooks.h (class substring_loc): New forward decl.
1765 (struct lang_hooks): Add field get_substring_location.
1766 * substring-locations.c: New file, taking definition of
1767 format_warning_va and format_warning_at_substring from
1768 c-family/c-format.c, making them non-static.
1769 * substring-locations.h (class substring_loc): Move class here
1770 from c-family/c-common.h. Add and rewrite comments.
1771 (format_warning_va): New decl.
1772 (format_warning_at_substring): New decl.
1773 (get_source_location_for_substring): Add comment.
1775 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
1777 * config/i386/i386.c: Add 'U' suffix to processor feature bits
1778 to avoid -Wnarrowing warning.
1779 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
1780 * opts.c: Likewise for SANITIZER_OPT bitmasks.
1782 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
1784 * config/aarch64/aarch64.c (aarch64_legitimize_address):
1785 Avoid use of base_offset if offset already in range.
1787 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
1789 * config/sh/sh-protos.h (struct sh_atomic_model,
1790 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
1791 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
1792 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
1793 * config/sh/sh.h (struct sh_atomic_model,
1794 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
1795 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
1796 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
1797 Guard with __cplusplus.
1799 2016-09-06 Jakub Jelinek <jakub@redhat.com>
1802 * config/i386/i386.c (ix86_expand_builtin): For builtin with
1803 unsupported or unknown ISA, use expand_call.
1805 2016-09-06 Martin Liska <mliska@suse.cz>
1807 PR gcov-profile/77378
1808 PR gcov-profile/77466
1809 * tree-profile.c (tree_profiling): Detect whether target can use
1810 -fprofile-update=atomic.
1812 2016-09-06 Richard Biener <rguenther@suse.de>
1814 PR tree-optimization/77479
1815 * tree-vrp.c (update_value_range): Extend overflow handling to
1818 2016-09-05 Jakub Jelinek <jakub@redhat.com>
1821 * config/i386/i386.md (isa): Add x64_avx512bw.
1822 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
1823 (kmov_isa): New mode attr.
1824 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
1825 (*zero_extend<mode>si2): Likewise.
1826 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
1828 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
1830 * doc/invoke.texi (SPU Options): nops -> NOPs.
1831 (x86 Options): Ditto.
1833 2016-09-05 Jakub Jelinek <jakub@redhat.com>
1836 * toplev.c (process_options): Temporarily set input_location
1837 to UNKNOWN_LOCATION around targetm.target_option.override () call.
1839 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
1841 PR rtl-optimization/77452
1842 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
1843 inner-mode reference to a CONST_VECTOR constant in the constant pool.
1845 2016-09-05 Marek Polacek <polacek@redhat.com>
1848 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
1850 2016-09-05 Jakub Jelinek <jakub@redhat.com>
1853 * gensupport.c (alter_output_for_subst_insn): Remove redundant
1854 *insn_out == '*' test. Don't copy unnecessary to yet another
1855 memory buffer, and don't leak it.
1857 PR rtl-optimization/77425
1858 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
1860 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
1862 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
1864 2016-09-02 David Malcolm <dmalcolm@redhat.com>
1866 * common.opt (fdiagnostics-generate-patch): New option.
1867 * diagnostic.c: Include "edit-context.h".
1868 (diagnostic_initialize): Initialize context->edit_context_ptr.
1869 (diagnostic_finish): Delete context->edit_context_ptr.
1870 (diagnostic_report_diagnostic): Add fix-it hints from the
1871 diagnostic to context->edit_context_ptr, if any.
1872 * diagnostic.h (class edit_context): Add forward decl.
1873 (struct diagnostic_context): Add field "edit_context_ptr".
1874 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1875 -fdiagnostics-generate-patch.
1876 (-fdiagnostics-generate-patch): New item.
1877 * toplev.c: Include "edit-context.h".
1878 (process_options): Set global_dc->edit_context_ptr to a new
1879 edit_context if the options need one.
1880 (toplev::main): Handle -fdiagnostics-generate-patch by using
1881 global_dc->edit_context_ptr.
1883 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1886 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
1887 map and firstprivate clauses on target construct for _Atomic
1889 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
1890 on target construct for _Atomic qualified decls.
1891 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
1893 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
1894 _Atomic qualified arguments not mentioned in uniform clause.
1896 2016-09-02 David Malcolm <dmalcolm@redhat.com>
1898 * Makefile.in (OBJS-libcommon): Add edit-context.o.
1899 * diagnostic-color.c (color_dict): Add "diff-filename",
1900 "diff-hunk", "diff-delete", and "diff-insert".
1901 (parse_gcc_colors): Update default value of GCC_COLORS in comment
1902 to reflect above changes.
1903 * doc/invoke.texi (-fdiagnostics-color): Update description of
1904 default GCC_COLORS, and of the supported capabilities.
1905 * edit-context.c: New file.
1906 * edit-context.h: New file.
1907 * input.c (struct fcache): Add field "missing_trailing_newline".
1908 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
1910 (add_file_to_cache_tab): Likewise.
1911 (fcache::fcache): Likewise.
1912 (get_next_line): Update c->missing_trailing_newline.
1913 (location_missing_trailing_newline): New function.
1914 * input.h (location_missing_trailing_newline): New decl.
1915 * selftest-run-tests.c (selftest::run_tests): Call
1916 edit_context_c_tests.
1917 * selftest.h (edit_context_c_tests): New decl.
1919 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1920 Richard Biener <rguenth@suse.de>
1922 PR tree-optimization/77444
1923 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
1924 as steptype, remove redundant initialization.
1926 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1929 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
1930 (sanopt_optimize_walker): Optimize away
1931 __asan_before_dynamic_init (...) followed by
1932 __asan_after_dynamic_init () without intervening memory loads/stores.
1933 * ipa-pure-const.c (special_builtin_state): Handle
1934 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
1935 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
1937 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1939 * cfg.c (free_original_copy_tables): Replace second assignment of
1940 bb_copy = NULL by bb_original = NULL.
1942 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1945 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
1946 assignment added in r216794.
1948 2016-09-02 David Malcolm <dmalcolm@redhat.com>
1950 * Makefile.in (OBJS): Add typed-splay-tree.o.
1951 * selftest-run-tests.c (selftest::run_tests): Call
1952 typed_splay_tree_c_tests.
1953 * selftest.h (typed_splay_tree_c_tests): New decl.
1954 * typed-splay-tree.c: New file.
1955 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
1956 (typed_splay_tree::max): New method.
1957 (typed_splay_tree::min): New method.
1958 (typed_splay_tree::foreach): New method.
1959 (typed_splay_tree::closure): New struct.
1960 (typed_splay_tree::inner_foreach_fn): New function.
1962 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1964 * ipa-cp.c (ipcp_store_bits_results): Change option name from
1965 -fipa-cp-bit to -fipa-bit-cp.
1967 2016-09-01 Martin Sebor <msebor@redhat.com>
1969 PR tree-optimization/71831
1970 * tree-object-size.h: Return bool instead of the size and add
1971 argument for the size.
1972 * tree-object-size.c (compute_object_offset): Update signature.
1973 (addr_object_size): Same.
1974 (compute_builtin_object_size): Return bool instead of the size
1975 and add argument for the size. Handle POINTER_PLUS_EXPR when
1976 optimization is disabled.
1977 (expr_object_size): Adjust.
1978 (plus_stmt_object_size): Adjust.
1979 (pass_object_sizes::execute): Adjust.
1980 * builtins.c (fold_builtin_object_size): Adjust.
1981 * doc/extend.texi (Object Size Checking): Update.
1982 * ubsan.c (instrument_object_size): Adjust.
1984 2016-09-01 Martin Sebor <msebor@redhat.com>
1986 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
1987 it fits the output of the formatted function regardless of its
1989 * gcc/genmodes.c (parser::parse_expr): Same.
1990 * gimplify.c (gimplify_asm_expr): Same.
1991 * passes.c (pass_manager::register_one_dump_file): Same.
1992 * print-tree.c (print_node): Same.
1994 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1996 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
1998 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2000 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
2002 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2004 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
2005 * config/rs6000/vector.md: Ditto.
2006 * config/rs6000/vsx.md: Ditto.
2008 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
2010 * ipa-inline-analysis.c (param_change_prob): Get to the base object
2013 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2015 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
2016 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
2017 *return_and_restore_gpregs_<mode>_r11,
2018 *return_and_restore_gpregs_<mode>_r12,
2019 *return_and_restore_gpregs_<mode>_r1,
2020 *return_and_restore_fpregs_<mode>_r11,
2021 *return_and_restore_fpregs_<mode>_r12,
2022 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
2023 directly instead of via the "l" constraint. Renumber operands.
2026 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2028 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
2029 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
2030 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
2031 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
2032 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
2033 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
2034 *call_value_nonlocal_darwin64, reload_macho_picbase,
2035 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
2036 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
2037 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
2038 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
2039 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
2040 *save_fpregs_<mode>_r1): Ditto.
2041 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
2042 *return_and_restore_gpregs_spe): Ditto.
2044 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
2046 * config/rs6000/rs6000.md
2047 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
2048 the use of the link register.
2049 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
2051 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2052 Michael Meissner <meissner@linux.vnet.ibm.com>
2055 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
2056 reg+reg addressing for TImode.
2057 (rs6000_legitimate_address_p): Only allow register indirect
2058 addressing for TImode, even without TARGET_QUAD_MEMORY.
2060 2016-09-01 Richard Biener <rguenther@suse.de>
2063 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
2064 check whether the result fits the desired result type.
2066 2016-09-01 Nathan Sidwell <nathan@acm.org>
2068 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
2070 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
2072 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
2074 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
2076 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2078 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
2079 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
2080 for comparisons of integer ZERO_EXTEND against zero.
2082 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
2084 * config/i386/i386.c (ix86_option_override_internal): Also disable the
2085 STV pass if -mstackrealign is enabled.
2087 2016-08-31 Ilya Verbin <iverbin@gmail.com>
2089 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
2092 2016-08-31 David Malcolm <dmalcolm@redhat.com>
2094 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
2095 (layout_range::intersects_line_p): New method.
2096 (test_range_contains_point_for_single_point): Rename to...
2097 (test_layout_range_for_single_point): ...this, and add testing
2098 for layout_range::intersects_line_p.
2099 (test_range_contains_point_for_single_line): Rename to...
2100 (test_layout_range_for_single_line): ...this, and add testing
2101 for layout_range::intersects_line_p.
2102 (test_range_contains_point_for_multiple_lines): Rename to...
2103 (test_layout_range_for_multiple_lines): ...this, and add testing
2104 for layout_range::intersects_line_p.
2105 (layout::layout): Populate m_fixit_hints.
2106 (layout::get_expanded_location): Handle the case of a line-span
2108 (layout::validate_fixit_hint_p): New method.
2109 (get_line_span_for_fixit_hint): New function.
2110 (layout::calculate_line_spans): Add spans for fixit-hints.
2111 (layout::should_print_annotation_line_p): New method.
2112 (layout::print_any_fixits): Drop param "richloc", instead using
2113 validated fixits in m_fixit_hints. Add "const" to hint pointers.
2114 (diagnostic_show_locus): Avoid printing blank annotation lines.
2115 (selftest::test_diagnostic_context::test_diagnostic_context):
2116 Initialize show_column and start_span.
2117 (selftest::test_diagnostic_context::start_span_cb): New static
2119 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
2120 (selftest::diagnostic_show_locus_c_tests): Update for function
2121 renamings. Call test_diagnostic_show_locus_fixit_lines.
2123 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
2125 PR tree-optimization/73714
2126 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
2128 2016-08-31 David Malcolm <dmalcolm@redhat.com>
2130 * selftest.c: Move "namespace selftest {" to top of file,
2131 removing explicit "selftest::" qualifiers throughout.
2133 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
2135 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
2137 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
2138 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
2139 Replace builtin with vector extension.
2140 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
2142 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
2143 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
2144 Replace builtin with vector extension.
2145 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
2146 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
2147 Replace builtin with vector extension.
2148 * config/i386/xmmintrin.h (__m128_u): New type.
2149 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
2150 (_mm_load_ps, _mm_store_ps): Simplify.
2152 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
2154 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
2156 2016-08-30 David Malcolm <dmalcolm@redhat.com>
2158 * diagnostic-show-locus.c (colorizer::begin_state): Support more
2159 than 3 ranges per diagnostic by alternating between color 1 and
2161 (layout::layout): Replace use of rich_location::MAX_RANGES
2162 with richloc->get_num_locations ().
2163 (layout::calculate_line_spans): Replace use of
2164 rich_location::MAX_RANGES with m_layout_ranges.length ().
2165 (layout::print_annotation_line): Handle arbitrary numbers of
2166 ranges in caret-printing by defaulting to '^'.
2167 (selftest::test_one_liner_many_fixits): New function.
2168 (test_diagnostic_show_locus_one_liner): Call it.
2169 * diagnostic.c (diagnostic_initialize): Update for renaming
2170 of rich_location::MAX_RANGES to
2171 rich_location::STATICALLY_ALLOCATED_RANGES.
2172 * diagnostic.h (struct diagnostic_context): Likewise.
2174 2016-08-30 David Malcolm <dmalcolm@redhat.com>
2176 * selftest.c (selftest::named_temp_file::named_temp_file): New
2178 (selftest::temp_source_file::~temp_source_file): Move to...
2179 (selftest::named_temp_file::~named_temp_file): ...here.
2180 (selftest::test_named_temp_file): New function.
2181 (selftest::selftest_c_tests): Call test_named_temp_file.
2182 * selftest.h (class named_temp_file): New class.
2183 (class temp_source_file): Convert to a subclass of named_temp_file.
2185 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
2187 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
2188 USEs of LR_REGNO in returns and sibcalls.
2189 (rs6000_output_mi_thunk): Similar.
2190 (rs6000_sibcall_aix): Similar.
2191 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
2192 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
2193 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
2194 Remove the USE of LR_REGNO from the patterns as well. Delete an
2196 (return_internal_<mode>): Delete.
2198 2016-08-30 Tamar Christina <tamar.christina@arm.com>
2200 * gcc/config/aarch64/aarch64-simd.md
2201 (aarch64_ld2<mode>_dreg_le): New.
2202 (aarch64_ld2<mode>_dreg_be): New.
2203 (aarch64_ld2<mode>_dreg): Removed.
2204 (aarch64_ld3<mode>_dreg_le): New.
2205 (aarch64_ld3<mode>_dreg_be): New.
2206 (aarch64_ld3<mode>_dreg): Removed.
2207 (aarch64_ld4<mode>_dreg_le): New.
2208 (aarch64_ld4<mode>_dreg_be): New.
2209 (aarch64_ld4<mode>_dreg): Removed.
2210 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
2212 2016-08-30 David Malcolm <dmalcolm@redhat.com>
2214 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
2215 redundant location param.
2216 (test_one_liner_fixit_remove): Likewise.
2217 (test_one_liner_fixit_replace): Likewise.
2218 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
2219 * gcc-rich-location.c
2220 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
2221 get_range_from_loc. Drop overload taking a const char *.
2222 * gcc-rich-location.h
2223 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
2226 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
2228 * config/linux.c (linux_libc_has_function): Return true on musl.
2230 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
2232 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
2234 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
2236 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
2237 used for abnormal egdes.
2239 2016-08-30 Jakub Jelinek <jakub@redhat.com>
2241 PR tree-optimization/72866
2242 * tree-vect-patterns.c (search_type_for_mask): Turn into
2243 a small wrapper, move all code to ...
2244 (search_type_for_mask_1): ... this new function. Add caching
2245 and adjust recursive calls.
2248 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
2249 instead of lookup_type_die (type_main_variant (type)) even for array
2253 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
2254 constant pool reference return x instead of c.
2256 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
2258 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
2261 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2264 (selftest::test_make_location_nonpure_range_endpoints): Fix
2267 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2269 * diagnostic-show-locus.c
2270 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
2272 (selftest::test_diagnostic_show_locus_one_liner): Call it.
2273 * input.c (get_pure_location): Move to libcpp/line-map.c.
2274 * input.h (get_pure_location): Convert decl to an inline function
2275 calling implementation in libcpp.
2277 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
2280 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
2281 template for intel asm dialect.
2282 (vec_set_hi_<mode><mask_name>): Ditto.
2284 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2286 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
2287 (selftest::fail_formatted): Likewise.
2289 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2291 * input.c (make_location): Call get_start and get_finish
2292 on the endpoints to avoid storing packed ranges or ad-hoc
2294 (selftest::test_make_location_nonpure_range_endpoints): New function.
2295 (selftest::input_c_tests): Call it.
2296 * input.h (get_start): New inline function.
2298 2016-08-29 Tom de Vries <tom@codesourcery.com>
2301 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
2304 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
2306 * Makefile.in (gcov-iov.h): Add dummy recipe.
2308 2016-08-29 Nathan Sidwell <nathan@acm.org>
2310 * config/nvptx/nvptx.c: #include tree-vrp.h.
2312 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
2315 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
2316 HIGH+LO construct during reload.
2318 2016-08-28 Tom de Vries <tom@codesourcery.com>
2321 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
2322 'sysv_abi va_list' attribute.
2323 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
2324 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
2327 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2329 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
2330 * emit-rtl.c (unshare_all_rtl_1): Adjust.
2331 (unshare_all_rtl_again): Likewise.
2332 * function.c (assign_stack_local_1): Likewise.
2333 (assign_stack_temp_for_type): Likewise.
2335 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2337 * cfgbuild.c (make_edges): Adjust.
2338 * cfgrtl.c (can_delete_label_p): Likewise.
2339 * dwarf2cfi.c (create_trace_edges): Likewise.
2340 * except.c (sjlj_emit_dispatch_table): Likewise.
2341 * function.h (struct expr_status): make x_forced_labels a vector.
2342 * jump.c (rebuild_jump_labels_1): Adjust.
2343 * reload1.c (set_initial_label_offsets): Likewise.
2344 * stmt.c (force_label_rtx): Likewise.
2345 (expand_label): Likewise.
2347 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2349 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
2351 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
2353 PR tree-optimization/71077
2354 PR tree-optimization/68542
2355 * fold-const.c (fold_relational_const): Fix folding of
2356 VECTOR_CST comparisons that have a scalar boolean result type.
2357 (selftest::test_vector_folding): New static function.
2358 (selftest::fold_const_c_tests): Call it.
2360 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
2362 * doc/extend.texi (SPU Built-in Functions): Remove stale
2363 references to material formerly at IBM and Sony.
2365 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
2368 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
2370 2016-08-26 David Malcolm <dmalcolm@redhat.com>
2372 * diagnostic-show-locus.c
2373 (selftest::test_fixit_consolidation): New function.
2374 (selftest::diagnostic_show_locus_c_tests): Call it.
2375 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
2376 constructor based on source_range.
2378 2016-08-26 David Malcolm <dmalcolm@redhat.com>
2380 * diagnostic-color.c (color_dict): Add "fixit-insert" and
2382 (parse_gcc_colors): Update description of default GCC_COLORS.
2383 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
2384 (colorizer::set_fixit_insert): New method.
2385 (colorizer::set_fixit_delete): New method.
2386 (colorizer::get_color_by_name): New method.
2387 (colorizer::STATE_FIXIT_INSERT): New constant.
2388 (colorizer::STATE_FIXIT_DELETE): New constant.
2389 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
2390 fields in favor of new field "m_stop_color". Add fields
2391 "m_fixit_insert" and "m_fixit_delete".
2392 (colorizer::colorizer): Update for above changes. Replace
2393 colorize_start calls with calls to get_color_by_name.
2394 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
2395 STATE_FIXIT_DELETE. Update for field renamings.
2396 (colorizer::finish_state): Simplify by using m_stop_color,
2397 rather than multiple identical "*_ce" fields.
2398 (colorizer::get_color_by_name): New method.
2399 (layout::print_any_fixits): Print insertions and replacements
2400 using the "fixit-insert" color, and deletions using the
2401 "fixit-delete" color.
2402 * doc/invoke.texi (-fdiagnostics-color): Update description of
2403 default GCC_COLORS, and of the supported capabilities.
2405 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
2407 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
2408 current_function_static_stack_size variable with the static
2409 stack frame size of the current function when
2410 flag_stack_usage_info is enabled.
2412 2016-08-26 Nathan Sidwell <nathan@acm.org>
2414 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
2415 assignment inside if condition.
2417 2016-08-26 Richard Biener <rguenther@suse.de>
2419 PR tree-optimization/69047
2420 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
2421 extracts similar to what FRE does.
2422 (non_rewritable_mem_ref_base): Likewise.
2424 2016-08-26 Joseph Myers <joseph@codesourcery.com>
2426 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
2427 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
2428 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
2429 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
2430 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
2432 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
2433 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
2434 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
2435 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
2436 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
2438 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2441 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
2442 reservation duration to 15 cycles.
2443 (cortex_a8_vfp_macs): Likewise.
2444 (cortex_a8_vfp_macd): Likewise.
2445 (cortex_a8_vfp_divs): Likewise.
2446 (cortex_a8_vfp_divd): Likewise.
2448 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2450 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
2451 (aarch_macro_fusion_pair_p): Use above to avoid early return.
2453 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2454 Martin Jambhor <mjambor@suse.cz>
2456 * common.opt: New option -fipa-bit-cp.
2457 * doc/invoke.texi: Document -fipa-bit-cp.
2458 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
2459 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
2460 * tree-ssa-ccp.h: New header file.
2461 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
2462 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
2463 Replace all occurences of tree parameter by two new params: signop, int.
2464 (bit_value_unop_1): Change to bit_value_unop and export it.
2465 Replace all occurences of tree parameter by two new params: signop,
2467 (bit_value_binop): Change call from bit_value_binop_1 to
2469 (bit_value_assume_aligned): Likewise.
2470 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
2471 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
2473 (ccp_finalize): Skip processing if val->mask == 0.
2474 * ipa-cp.c: Include tree-ssa-ccp.h
2475 (ipcp_bits_lattice): New class.
2476 (ipcp_param_lattice (bits_lattice): New member.
2477 (print_all_lattices): Call ipcp_bits_lattice::print.
2478 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
2479 (initialize_node_lattices): Likewise.
2480 (propagate_bits_accross_jump_function): New function.
2481 (propagate_constants_accross_call): Call
2482 propagate_bits_accross_jump_function.
2483 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
2484 (ipcp_store_bits_results): New function.
2485 (ipcp_driver): Call ipcp_store_bits_results.
2486 * ipa-prop.h (ipa_bits): New struct.
2487 (ipa_jump_func): Add new member bits of type ipa_bits.
2488 (ipa_param_descriptor): Change decl to decl_or_type.
2489 (ipa_get_param): Change decl to decl_or_type and assert on
2491 (ipa_get_type): New function.
2492 (ipcp_transformation_summary): New member bits.
2493 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
2494 (ipa_populate_param_decls): Likewise.
2495 (ipa_dump_param): Likewise.
2496 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
2498 (ipa_set_jf_unknown): Set ipa_bits::known to false.
2499 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
2501 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
2502 (ipa_write_jump_function): Add streaming for ipa_bits.
2503 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
2504 (write_ipcp_transformation_info): Add streaming for ipa_bits
2506 (read_ipcp_transfomration_info): Add support for reading streamed
2508 (ipcp_update_bits): New function.
2509 (ipcp_transform_function): Call ipcp_update_bits.
2511 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
2513 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
2514 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
2516 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
2518 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
2520 2016-08-25 Richard Biener <rguenther@suse.de>
2522 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
2523 Only add locations in late dwarf.
2524 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
2525 (dwarf2out_early_finish): But do it here.
2527 2016-08-24 Michael Collison <michael.collison@linaro.org>
2528 Michael Collison <michael.collison@arm.com>
2530 * config/arm/arm-modes.def: Add new condition code mode CC_V
2531 to represent the overflow bit.
2532 * config/arm/arm.c (maybe_get_arm_condition_code):
2533 Add support for CC_Vmode.
2534 (arm_gen_unlikely_cbranch): New function to generate common
2535 rtl conditional branches for overflow patterns.
2536 * config/arm/arm-protos.h: Add prototype for
2537 arm_gen_unlikely_cbranch.
2538 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
2539 addsi3_compareV_upper): New patterns to support signed
2540 builtin overflow add operations.
2541 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
2542 New patterns to support unsigned builtin add overflow operations.
2543 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
2544 builtin overflow subtract operations,
2545 (usubv<mode>4): New patterns to support unsigned builtin subtract
2546 overflow operations.
2547 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
2548 to support builtin overflow negate operations.
2550 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2553 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2555 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2556 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
2559 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
2561 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
2562 MULTILIB_OPTIONS should be used. Small wording fixes.
2563 * genmultilib: Memorize set of all option combinations in
2564 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
2565 found in MULTILIB_OPTIONS by checking if option set is listed in
2566 combination_space. Output new and existing error message to stderr.
2568 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
2570 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
2571 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
2572 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
2573 (MULTILIB_REUSE): Remove reuse rules for option set including
2574 -mfpu=fp-armv8 and -mfpu=vfpv4
2576 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
2578 * config/arm/t-rtems: Add vfp multilib.
2580 2016-08-23 Ian Lance Taylor <iant@golang.org>
2582 * config/s390/s390.c (s390_asm_file_start): Call
2585 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2587 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
2588 initialization of all 0's to the 0 constant, instead of directly
2589 generating XOR. Add support for V4SImode vector initialization on
2590 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
2591 initialization. Change variables used in V4SFmode vector
2592 intialization. For V4SFmode vector splat on ISA 3.0, make sure
2593 any memory addresses are in index form. Add support for using
2594 VSPLTH/VSPLTB to initialize vector short and vector char vectors
2595 with all of the same element.
2596 (regno_or_subregno): New helper function to return a register
2597 number for either REG or SUBREG.
2598 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
2599 Use regno_or_subregno where possible.
2600 (rs6000_split_v4si_init_di_reg): New helper function to build up a
2601 DImode value from two SImode values in order to generate V4SImode
2602 vector initialization on 64-bit systems with direct move.
2603 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
2605 (rtx_is_swappable_p): V4SImode vector initialization insn is not
2607 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
2609 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
2610 attributes to initialize V8HImode and V16QImode vectors with the
2612 (VSX_SPLAT_COUNT): Likewise.
2613 (VSX_SPLAT_SUFFIX): Likewise.
2614 (UNSPEC_VSX_VEC_INIT): New unspec.
2615 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
2616 Allow SFmode values to come from Altivec registers.
2617 (vsx_init_v4si): New insn/split for V4SImode vector initialization
2618 on 64-bit systems with direct move.
2619 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
2620 vector initializations, to allow V4SImode vector initializations
2621 on 64-bit systems with direct move.
2622 (vsx_splat_v4si): Likewise.
2623 (vsx_splat_v4si_di): Likewise.
2624 (vsx_splat_v4sf): Likewise.
2625 (vsx_splat_v4sf_internal): Likewise.
2626 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
2628 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
2629 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
2630 initializing V8HImode and V16QImode vectors with the same
2632 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
2633 optimization if -maltivec=be.
2635 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
2637 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
2638 attribute for alternatives 3 and 4.
2640 2016-08-23 David Malcolm <dmalcolm@redhat.com>
2642 * selftest.c (selftest::assert_str_contains): New function.
2643 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
2644 * selftest.h (selftest::assert_str_contains): New decl.
2645 (ASSERT_STR_CONTAINS): New macro.
2647 2016-08-23 Richard Biener <rguenther@suse.de>
2649 PR tree-optimization/77286
2650 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
2652 (vect_transform_loop): Split exit edges of loop and scalar
2653 loop if required and at the appropriate time.
2655 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2657 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2658 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
2660 Correct a typo in a comment.
2662 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2664 * config/s390/s390.md ("*andc_split"): New splitter for and with
2667 2016-08-23 Richard Biener <rguenther@suse.de>
2669 PR tree-optimization/27336
2670 * tree-vrp.c (infer_value_range): Handle stmts that can throw
2671 by looking for a non-EH edge.
2672 (process_assert_insertions_for): Likewise.
2674 2016-08-23 Richard Biener <rguenther@suse.de>
2677 * statistics.c (statistics_counter_event): Robustify against
2680 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2682 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
2683 for targets amdfam10 and barcelona.
2685 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
2687 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
2688 (zero_extend<mode>di2): Ditto.
2689 (*zero_extend<mode>si2): Ditto.
2690 (*zero_extendqihi2): Ditto.
2692 2016-08-22 Joseph Myers <joseph@codesourcery.com>
2695 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
2696 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
2698 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
2700 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
2701 identical consecutive elements.
2702 [SSA_NAME]: Print the name's def stmt on its own line. When printing
2703 the node's def stmt, avoid printing an unwanted trailing newline by
2704 replacing the call to print_gimple_stmt() with its inlined body and
2705 adjusting it to not set pp_needs_newline and to call pp_flush()
2706 instead of pp_newline_and_flush().
2708 2016-08-22 Joseph Myers <joseph@codesourcery.com>
2710 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
2711 (float32_type_node, float64_type_node, float32x_type_node)
2712 (float128x_type_node): New macros.
2713 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
2714 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
2715 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
2716 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
2717 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
2718 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
2719 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
2720 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
2721 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
2722 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
2723 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
2724 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
2725 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
2726 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
2727 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
2728 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
2729 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
2730 (copysign, fabs, huge_val, inf, nan, nans): Use it.
2731 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
2733 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
2734 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
2735 * doc/extend.texi (Other Builtins): Document these built-in
2737 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
2740 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
2742 * doc/install.texi (Binaries): www.opencsw.org now uses https.
2744 2016-08-22 Richard Biener <rguenther@suse.de>
2746 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
2748 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
2751 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
2752 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
2753 non-SSE2 athlons only, otherwise prefer SSE prefetches.
2755 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2757 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
2758 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
2759 (vrp_visit_switch_stmt): Likewise.
2760 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
2761 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
2762 (vrp_visit_stmt): Use extract_range_from_stmt.
2763 (vrp_visit_phi_node): Use extract_range_from_phi_node.
2765 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2767 * Makefile.in: Add tree-vrp.h to GTFILES.
2768 * gengtype.c (open_base_files): Add tree-vrp.h.
2769 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
2770 * builtins.c: Likewise.
2771 * fold-const.c: Likewise.
2772 * gimple-builder.c: Likewise.
2773 * gimple-laddress.c: Likewise.
2774 * hsa-gen.c: Likewise.
2775 * internal-fn.c: Likewise.
2777 * targhooks.c: Liewise,
2778 * tree-ssa-address.c: Likewise.
2779 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
2780 * tree-vrp.c (struct value_range): Move to tree-vrp.h
2781 * tree-vrp.h: New file.
2783 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2785 PR tree-optimization/61839
2786 * tree-vrp.c (two_valued_val_range_p): New.
2787 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
2788 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
2789 Also Convert VAR BINOP CST where VAR is two-valued to
2790 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
2792 2016-08-19 David Malcolm <dmalcolm@redhat.com>
2794 * diagnostic-show-locus.c
2795 (layout::annotation_line_showed_range_p): New method.
2796 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
2797 Reimplement case fixit_hint::REPLACE to cover removals, and
2798 replacements where the range of the replacement isn't one
2799 of the ranges in the rich_location.
2800 (test_one_liner_fixit_replace): Likewise.
2801 (selftest::test_one_liner_fixit_replace_non_equal_range): New
2803 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
2805 (selftest::test_diagnostic_show_locus_one_liner): Call the new
2807 * diagnostic.c (print_parseable_fixits): Remove case
2810 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
2813 * config/i386/i386.c (ix86_option_override_internal): Remove
2814 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
2815 Enable SSE prefetch also for TARGET_PREFETCHWT1.
2816 Do not try to enable TARGET_PRFCHW ISA flag here.
2817 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
2818 Rewrite expander function body.
2819 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
2821 2016-08-19 Joseph Myers <joseph@codesourcery.com>
2824 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
2825 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
2826 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
2827 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
2828 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
2829 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
2830 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
2831 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
2832 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
2834 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
2836 (struct floatn_type_info): New structure type.
2837 (floatn_nx_types): New variable declaration.
2838 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
2839 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
2840 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
2841 * tree.c (floatn_nx_types): New variable.
2842 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
2843 corresponding complex types.
2844 * target.def (floatn_mode): New hook.
2845 * targhooks.c: Include "real.h".
2846 (default_floatn_mode): New function.
2847 * targhooks.h (default_floatn_mode): New prototype.
2848 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
2850 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
2851 effective-target and dg-add-options keywords.
2852 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
2853 Document new effective-target keywords.
2854 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
2855 * doc/tm.texi: Regenerate.
2856 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
2857 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
2858 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
2860 * real.h (struct real_format): Add field ieee_bits.
2861 * real.c (ieee_single_format, mips_single_format)
2862 (motorola_single_format, spu_single_format, ieee_double_format)
2863 (mips_double_format, motorola_double_format)
2864 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
2865 (ieee_extended_intel_128_format)
2866 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
2867 (mips_extended_format, ieee_quad_format, mips_quad_format)
2868 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
2869 (decimal_double_format, decimal_quad_format, ieee_half_format)
2870 (arm_half_format, real_internal_format: Initialize ieee_bits
2872 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
2873 float128_type_node. Set float80_type_node to float64x_type_node
2874 if appropriate and long_double_type_node not appropriate.
2875 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
2876 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
2877 Initialize ieee_bits field.
2878 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
2879 (rs6000_init_builtins): Set ieee128_float_type_node to
2881 (rs6000_floatn_mode): New function.
2883 2016-08-19 Jakub Jelinek <jakub@redhat.com>
2885 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
2886 _rdseed64_step): Uglify argument names and/or local variable names
2887 in inline functions.
2888 * config/i386/rtmintrin.h (_xabort): Likewise.
2889 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
2890 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
2891 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
2892 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
2893 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
2894 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
2895 _mm_maskz_ternarylogic_epi32): Likewise.
2896 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
2897 __lwpins32, __lwpins64): Likewise.
2898 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
2899 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
2900 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
2901 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
2902 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
2903 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
2904 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
2905 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
2906 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
2907 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
2908 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
2909 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
2910 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
2911 _mm256_mask_i64gather_epi32): Likewise.
2912 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
2913 * config/i386/ia32intrin.h (__writeeflags): Likewise.
2914 * config/i386/pkuintrin.h (_wrpkru): Likewise.
2915 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
2916 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
2917 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
2918 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
2919 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
2920 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
2921 _mm512_mask_prefetch_i64scatter_ps): Likewise.
2922 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
2923 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
2924 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
2925 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
2926 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
2927 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
2928 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
2929 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
2931 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
2933 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
2934 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
2936 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
2937 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
2939 (_rdpkru_u32): Add space after function name.
2941 * config/i386/t-i386 (i386-c.o): Don't depend on
2942 i386-builtin-types.inc.
2943 (i386.o): Depend on i386-builtin-types.inc.
2945 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
2948 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
2949 Use const_vec_duplicate to check for duplicated elements.
2951 2016-08-19 Richard Biener <rguenther@suse.de>
2953 PR tree-optimization/77290
2954 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2955 Fix flag_tree_parallelize_loops check.
2957 2016-08-19 Richard Biener <rguenther@suse.de>
2959 * match.pd (x | 0 -> x): Add.
2961 2016-08-19 Richard Biener <rguenther@suse.de>
2963 PR tree-optimization/77286
2964 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
2965 Deal with virtual PHIs being out-of-order.
2967 2016-08-18 David Malcolm <dmalcolm@redhat.com>
2969 * doc/invoke.texi (fverbose-asm): Note that source code lines
2970 are emitted, and provide an example.
2971 * final.c (asm_show_source): New function.
2972 (final_scan_insn): Call asm_show_source.
2974 2016-08-18 David Malcolm <dmalcolm@redhat.com>
2976 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
2977 param with diagnostic_kind.
2978 (class colorizer): Similarly replace field m_diagnostic with
2980 (colorizer::colorizer): Replace diagnostic
2981 param with diagnostic_kind.
2982 (colorizer::begin_state): Update for above field change.
2983 (layout::layout): Replace diagnostic param with rich_location *
2984 and diagnostic_kind.
2985 (diagnostic_show_locus): Replace diagnostic param with richloc
2986 and diagnostic_kind.
2987 (class selftest::test_diagnostic_context): New class.
2988 (selftest::test_diagnostic_show_locus_unknown_location): New
2990 (selftest::test_one_liner_simple_caret): New function.
2991 (selftest::test_one_liner_caret_and_range): New function.
2992 (selftest::test_one_liner_multiple_carets_and_ranges): New
2994 (selftest::test_one_liner_fixit_remove): New function.
2995 (selftest::test_one_liner_fixit_replace): New function.
2996 (selftest::test_diagnostic_show_locus_one_liner): New function.
2997 (selftest::diagnostic_show_locus_c_tests): Call the new test
2999 * diagnostic.c (diagnostic_initialize): Initialize
3000 colorize_source_p, show_ruler_p and parseable_fixits_p.
3001 (default_diagnostic_finalizer): Update for change to
3002 diagnostic_show_locus.
3003 (diagnostic_append_note): Likewise.
3004 * diagnostic.h (diagnostic_show_locus): Replace
3005 const diagnostic_info * param with location * and diagnostic_t.
3007 2016-08-18 David Malcolm <dmalcolm@redhat.com>
3009 * input.c (saved_line_table): New global.
3010 (class selftest::temp_line_table): Rename to line_table_test and
3011 move declaration to selftest.h, and drop field m_old_line_table.
3012 (selftest::temp_line_table::temp_line_table): Rename ctor to...
3013 (selftest::line_table_test::line_table_test): ...this. Add a
3014 default ctor. Store current value of line_table within
3016 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
3017 (selftest::line_table_test::~line_table_test): ...this, and
3018 restore line_table from the saved_line_table, rather than
3020 (selftest::test_accessing_ordinary_linemaps): Update for above
3022 (selftest::test_lexer): Likewise.
3023 (struct selftest::lexer_test): Likewise.
3024 (selftest::lexer_test::lexer_test): Likewise.
3025 (selftest::input_c_tests): Move the looping over test cases from
3027 (selftest::for_each_line_table_case): New function.
3028 * input.h (saved_line_table): New decl.
3029 * selftest.h (struct selftest::line_table_case): New forward decl.
3030 (class selftest::line_table_test): New class, moved here from
3031 selftest::temp_line_table in input.c, and renamed.
3032 (selftest::for_each_line_table_case): New decl.
3034 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
3037 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
3039 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
3042 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
3043 enclosing parallel construct for reduction variables on OpenACC loop
3046 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
3048 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
3049 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
3051 (function_to_dwarf_procedure): Update comment.
3053 2016-08-18 David Malcolm <dmalcolm@redhat.com>
3055 * input.c (diagnostics_file_cache_forcibly_evict_file): New
3057 * input.h (diagnostics_file_cache_forcibly_evict_file): New
3059 * selftest.c (selftest::temp_source_file::~temp_source_file):
3060 Evict m_filename from the diagnostic file cache.
3062 2016-08-18 Richard Biener <rguenther@suse.de>
3064 * tree-pass.h (make_pass_materialize_all_clones): Declare.
3065 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
3066 make_pass_materialize_all_clones): New simple IPA pass encapsulating
3067 clone materialization.
3068 * passes.def (all_late_ipa_passes): Start with
3069 pass_materialize_all_clones.
3070 * cgraphunit.c (symbol_table::compile): Remove call to
3071 materialize_all_clones.
3072 * tree-into-ssa.c: Include statistics.h.
3073 (update_ssa): Count number of times we do incremental/rewrite
3076 2016-08-18 Richard Biener <rguenther@suse.de>
3078 PR tree-optimization/77282
3079 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3080 When doing auto-parallelizing also prevent use of PHIs that
3081 carry dependences across loop backedges.
3083 2016-08-18 Tamar Christina <tamar.christina@arm.com>
3084 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3086 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
3088 2016-08-18 Richard Biener <rguenther@suse.de>
3090 * ssa-iterators.h (ssa_vuse_operand): New inline.
3091 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
3092 (predicate_all_scalar_phis): Use remove_phi_node to remove
3093 phi nodes predicated. Delay removing virtual PHIs.
3094 (predicate_mem_writes): Update virtual operands.
3095 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
3096 (tree_if_conversion): Do not rewrite virtual SSA form.
3097 * tree-phinodes.c (release_phi_node): Make static.
3098 * tree-phinodes.h (release_phi_node): Remove.
3100 2016-08-18 Jakub Jelinek <jakub@redhat.com>
3102 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
3103 codes that appear in bdesc_* arrays, instead include i386-builtin.def
3104 twice to define those.
3105 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
3106 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
3107 bdesc_multi_arg): Define by including i386-builtin.def the third time.
3108 * config/i386/i386-builtin.def: New file.
3110 2016-08-17 David Malcolm <dmalcolm@redhat.com>
3112 * input.c (get_source_range_for_char): Rename to...
3113 (selftest::get_source_range_for_char): ...this, and move within
3114 the #if CHECKING_P guard.
3115 (get_num_source_ranges_for_substring): Rename to...
3116 (selftest::get_num_source_ranges_for_substring): ...this, move
3117 within the #if CHECKING_P guard, and make static.
3118 (selftest::assert_num_substring_ranges): Initialize
3121 2016-08-18 Alan Modra <amodra@gmail.com>
3123 PR rtl-optimization/72771
3124 * reload.c (find_reloads): Don't assume that a subreg mem is OK
3125 when find_reloads_toplev returns address_reloaded==-1.
3126 (alternative_allows_const_pool_ref): Update comment.
3128 2015-08-17 Alan Hayward <alan.hayward@arm.com>
3130 PR tree-optimization/71752
3131 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
3132 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
3134 2016-08-17 Jakub Jelinek <jakub@redhat.com>
3136 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
3137 instead of testing ECF_NORETURN bit in gimple_call_flags.
3138 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
3139 * predict.c (tree_bb_level_predictions): Likewise.
3140 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
3143 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
3144 turning a call into __builtin_unreachable-like noreturn call, adjust
3145 gimple_call_set_fntype.
3146 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
3147 gimple_call_fntype has void return type.
3149 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
3151 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
3152 maybe_lookup_decl, to handle nested acc loop directives.
3154 2016-08-17 Richard Biener <rguenther@suse.de>
3156 PR tree-optimization/76490
3157 * tree-vrp.c (update_value_range): Preserve overflow infinities
3158 when intersecting with ranges from get_range_info.
3159 (operand_less_p): Handle overflow infinities correctly.
3160 (value_range_constant_singleton): Use vrp_operand_equal_p
3161 to handle overflow max/min correctly.
3162 (vrp_valueize): Likewise.
3163 (union_ranges): Likewise.
3164 (intersect_ranges): Likewise.
3165 (vrp_visit_phi_node): Improve iteration limitation to only
3166 apply when we'll possibly re-visit the PHI via a changed argument
3169 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3171 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
3172 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
3173 rather than those that should not be built.
3175 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
3178 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
3180 2016-08-17 Richard Biener <rguenther@suse.de>
3182 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
3183 (verify_vssa): New function verifying virtual SSA form.
3184 (verify_ssa): Call it.
3185 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
3186 Do not apply loop-closed SSA handling to virtuals.
3187 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
3188 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
3189 when rewriting their symbol.
3190 (prepare_def_site_for): Likewise.
3191 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
3192 operands of moved stmts.
3194 2016-08-17 Richard Biener <rguenther@suse.de>
3196 PR tree-optimization/23855
3197 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
3198 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
3199 find guards to hoist. Do not update SSA form but rewrite virtuals
3200 into loop closed SSA.
3201 (find_loop_guard): Adjust to skip already hoisted guards. Do
3202 not mark virtuals for renaming or update SSA form.
3204 2016-08-17 Martin Liska <mliska@suse.cz>
3206 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
3207 a LONG_LONG_TYPE_SIZE comparison.
3208 * gcov-io.h: Remove macro definitions.
3209 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
3210 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
3213 2016-08-16 Jakub Jelinek <jakub@redhat.com>
3215 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
3216 that builtins not mentioned in bdesc_* arrays come first, then
3217 the ones mentioned in bdesc_* arrays in the order they appear in
3218 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
3219 IX86_BUILTIN__BDESC_*_LAST enumerator.
3220 (bdesc_mpx): Fix up a comment typo.
3221 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
3222 __builtin_ia32_vpcomneu[bwdq] builtins.
3223 (BDESC_VERIFY, BDESC_VERIFYS): Define.
3224 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
3225 enum ix86_builtins ordering.
3226 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
3227 for direct bdesc_* array member access instead of searching all the
3228 arrays until an fcode match is found.
3230 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
3232 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
3233 pattern as define_insn_and_split. Split insn before reload to
3235 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
3236 <shift_insn><mode>3_1.
3237 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
3238 <rotate_insn><mode>3_1.
3240 2016-08-16 David Malcolm <dmalcolm@redhat.com>
3243 * input.c (get_source_range_for_substring): Rename to...
3244 (get_source_location_for_substring): ...this, adding param
3245 "caret_idx", and converting output param from source_range * to
3247 (get_source_range_for_char): New function.
3248 (get_num_source_ranges_for_substring): Update comment to reflect
3250 (assert_char_at_range): Update to use get_source_range_for_char
3251 rather than get_source_range_for_substring.
3252 (test_lexer_string_locations_concatenation_2): Likewise.
3253 * substring-locations.h (get_source_range_for_substring): Rename
3255 (get_source_location_for_substring): ...this, and adding param
3256 "caret_idx", and converting output param from source_range * to
3259 2016-08-16 David Malcolm <dmalcolm@redhat.com>
3261 * input.c (class selftest::temp_source_file): Move to
3263 (selftest::temp_source_file::temp_source_file): Move to
3265 (selftest::temp_source_file::~temp_source_file): Likewise.
3266 * selftest.c (selftest::temp_source_file::temp_source_file): Move
3268 (selftest::temp_source_file::~temp_source_file): Likewise.
3269 * selftest.h (class selftest::temp_source_file): Move here from
3272 2016-08-16 Jakub Jelinek <jakub@redhat.com>
3275 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
3276 inlining, add cgraph edge for the added __builtin_unreachable call.
3279 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
3280 only cast it to SHWI for the final comparison.
3282 2016-08-16 Martin Liska <mliska@suse.cz>
3284 PR gcov-profile/36412
3285 * doc/gcov.texi: Document --hash-filenames(-x).
3286 * gcov.c (print_usage): Add the option.
3287 (process_args): Process the option, sort options alphabetically.
3288 (md5sum_to_hex): New function.
3289 (make_gcov_file_name): Do the md5sum and append it to a
3292 2016-08-16 Bin Cheng <bin.cheng@arm.com>
3294 PR tree-optimization/69848
3295 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
3296 and swtich operands to avoid additional NOT instruction.
3297 (vcond<v_cmp_mixed><mode>): Ditto.
3298 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
3300 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
3302 * doc/install.texi (*-*-solaris2*): Adjust latest change.
3304 2016-08-16 Richard Biener <rguenther@suse.de>
3306 PR tree-optimization/76783
3307 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
3308 BB visited flags at start.
3310 2016-08-16 Bin Cheng <bin.cheng@arm.com>
3312 PR tree-optimization/72817
3313 PR tree-optimization/73450
3314 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
3315 multiple_of_p for adjusted IV.base.
3317 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
3320 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
3321 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
3322 for !flag_finite_math_only or flag_signed_zeros.
3323 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
3324 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
3325 depend on flag_finite_math_only.
3326 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
3328 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
3329 (*ieee_smin<mode>3): Ditto.
3330 (*ieee_smax<mode>3): Ditto.
3331 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
3332 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
3334 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
3335 depend on flag_finite_math_only.
3336 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
3337 (*mmx_<code>v2sf3): Remove.
3338 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
3339 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
3340 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
3342 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
3344 PR rtl-optimization/73650
3345 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
3346 it is not a simple move.
3348 2016-08-15 Martin Liska <mliska@suse.cz>
3351 * gcc.c (do_spec_1): Call save_string with the right size.
3352 (save_string): Do an assert about string we copy.
3354 2016-08-15 Richard Biener <rguenther@suse.de>
3356 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
3357 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
3359 (pass_data_stv): Likewise.
3361 2016-08-15 Richard Biener <rguenther@suse.de>
3363 PR tree-optimization/73434
3364 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
3365 TBAA info on the base when forwarding a non-invariant address.
3367 2016-08-15 Jakub Jelinek <jakub@redhat.com>
3369 * dwarf2out.c (struct checksum_attributes): Add
3370 at_string_length_bit_size and at_string_length_byte_size fields.
3371 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
3372 and DW_AT_string_length_byte_size.
3373 (die_checksum_ordered): Handle at_string_length_bit_size and
3374 at_string_length_byte_size.
3375 (gen_array_type_die): For dwarf_version >= 5 emit
3376 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
3377 (adjust_string_types): For dwarf_version >= 5 remove
3378 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
3379 (resolve_addr): Likewise.
3382 * dwarf2out.c (string_types): New variable.
3383 (gen_array_type_die): Change early_dwarf handling of
3384 DW_AT_string_length, create DW_OP_call4 referencing the
3385 length var temporarily. Handle parameters that are pointers
3387 (adjust_string_types): New function.
3388 (gen_subprogram_die): Temporarily set string_types to local var,
3389 call adjust_string_types if needed.
3390 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
3392 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
3394 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
3396 * doc/install.texi (*-*-solaris2*): Fix version number and document
3397 requirement on GNU make for building libjava with the Solaris linker.
3399 2016-08-15 Martin Liska <mliska@suse.cz>
3400 Jakub Jelinek <jakub@redhat.com>
3402 PR tree-optimization/72824
3403 * tree-loop-distribution.c (const_with_all_bytes_same)
3404 <case VECTOR_CST>: Fix a typo.
3406 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
3409 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
3410 Renamed from _mm512_undefined_si512.
3411 (_mm_undefined_si512): New definition.
3413 2016-08-13 Richard Biener <rguenther@suse.de>
3415 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
3416 into PHIs and update the lattice for its def.
3418 2016-08-12 Jakub Jelinek <jakub@redhat.com>
3421 * ubsan.c (instrument_si_overflow): Pass true instead of false
3423 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
3424 of bbs. Return TODO_cleanup_cfg if any returned true.
3426 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3428 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
3429 ISA 3.0 MTVSRDD instruction.
3430 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
3433 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
3435 PR tree-optimization/71083
3436 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
3437 bitfield access when possible.
3439 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
3442 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
3443 sign-changing cast from a shorter unsigned type to a wider
3446 2016-08-12 Jakub Jelinek <jakub@redhat.com>
3448 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
3449 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
3450 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
3452 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3454 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
3455 Correct costs for vec_construct.
3457 2016-08-12 Bin Cheng <bin.cheng@arm.com>
3459 PR tree-optimization/69848
3460 * tree-vectorizer.h (enum vect_def_type): New condition reduction
3461 type CONST_COND_REDUCTION.
3462 * tree-vect-loop.c (vectorizable_reduction): Support new condition
3463 reudction type CONST_COND_REDUCTION.
3465 2016-08-12 Richard Biener <rguenther@suse.de>
3467 PR tree-optimization/57326
3468 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
3469 returning an SSA name.
3470 (phi_translate_1): When fully_constant_expression returns a NAME
3471 make sure we have a leader for it.
3473 2016-08-12 Martin Liska <mliska@suse.cz>
3474 Adam Fineman <afineman@afineman.com>
3476 * gcov.c (process_file): Create .gcov file when .gcda
3479 2016-08-12 Marek Polacek <polacek@redhat.com>
3482 * alias.c (find_base_value): Adjust fall through comment.
3483 * cfgexpand.c (expand_debug_expr): Likewise.
3484 * combine.c (find_split_point): Likewise.
3485 (expand_compound_operation): Likewise. Add FALLTHRU.
3486 (make_compound_operation): Adjust fall through comment.
3487 (canon_reg_for_combine): Add FALLTHRU.
3488 (force_to_mode): Adjust fall through comment.
3489 (simplify_shift_const_1): Likewise.
3490 (simplify_comparison): Likewise.
3491 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
3493 * config/aarch64/predicates.md: Likewise.
3494 * config/i386/i386.c (function_arg_advance_32): Likewise.
3495 (ix86_gimplify_va_arg): Likewise.
3496 (print_reg): Likewise.
3497 (ix86_print_operand): Likewise.
3498 (ix86_build_const_vector): Likewise.
3499 (ix86_expand_branch): Likewise.
3500 (ix86_sched_init_global): Adjust fall through comment.
3501 (ix86_expand_args_builtin): Add FALLTHRU.
3502 (ix86_expand_builtin): Likewise.
3503 (ix86_expand_vector_init_one_var): Likewise.
3504 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3505 (rs6000_adjust_cost): Likewise.
3506 (insn_must_be_first_in_group): Likewise.
3507 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
3508 * dbxout.c (dbxout_symbol): Adjust fall through comment.
3509 * df-scan.c (df_uses_record): Likewise.
3510 * dojump.c (do_jump): Add FALLTHRU.
3511 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
3513 (resolve_args_picking_1): Adjust fall through comment.
3514 (loc_list_from_tree_1): Likewise.
3515 * expmed.c (make_tree): Likewise.
3516 * expr.c (expand_expr_real_2): Add FALLTHRU.
3517 (expand_expr_real_1): Likewise. Adjust fall through comment.
3518 * fold-const.c (const_binop): Adjust fall through comment.
3519 (fold_truth_not_expr): Likewise.
3520 (fold_cond_expr_with_comparison): Add FALLTHRU.
3521 (fold_binary_loc): Likewise.
3522 (contains_label_1): Adjust fall through comment.
3523 (multiple_of_p): Likewise.
3524 * gcov-tool.c (process_args): Add FALLTHRU.
3525 * genattrtab.c (check_attr_test): Likewise.
3526 (write_test_expr): Likewise.
3527 * genconfig.c (walk_insn_part): Likewise.
3528 * genpreds.c (validate_exp): Adjust fall through comment.
3529 (needs_variable): Likewise.
3530 * gensupport.c (get_alternatives_number): Add FALLTHRU.
3531 (subst_dup): Likewise.
3532 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
3533 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
3534 (gimplify_scan_omp_clauses): Add FALLTHRU.
3535 (goa_stabilize_expr): Likewise.
3536 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
3538 * hsa-gen.c (get_address_from_value): Likewise.
3539 * ipa-icf.c (sem_function::hash_stmt): Likewise.
3540 * ira.c (ira_setup_alts): Add FALLTHRU.
3541 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
3543 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
3544 * opts.c (common_handle_option): Likewise.
3545 * read-rtl.c (read_rtx_code): Likewise.
3546 * real.c (round_for_format): Likewise.
3547 * recog.c (asm_operand_ok): Likewise.
3548 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
3549 * reload1.c (set_label_offsets): Likewise.
3550 (eliminate_regs_1): Likewise.
3551 (reload_reg_reaches_end_p): Likewise.
3552 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
3553 (rtx_cost): Likewise.
3554 * sched-rgn.c (is_exception_free): Likewise.
3555 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
3556 * stor-layout.c (int_mode_for_mode): Likewise.
3557 * toplev.c (print_to_asm_out_file): Likewise.
3558 (print_to_stderr): Likewise.
3559 * tree-cfg.c (gimple_verify_flow_info): Likewise.
3560 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
3561 (chrec_fold_multiply): Likewise.
3562 (evolution_function_is_invariant_rec_p): Likewise.
3563 (for_each_scev_op): Likewise.
3564 * tree-data-ref.c (siv_subscript_p): Likewise.
3565 (get_references_in_stmt): Likewise.
3566 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
3567 (substitute_in_expr): Likewise.
3568 (type_cache_hasher::equal): Likewise.
3569 (walk_type_fields): Likewise.
3570 * var-tracking.c (adjust_mems): Add FALLTHRU.
3571 (set_dv_changed): Adjust fall through comment.
3572 * varasm.c (default_function_section): Add FALLTHRU.
3574 2016-08-12 Marek Polacek <polacek@redhat.com>
3577 * tree-complex.c (expand_complex_division): Add missing break.
3579 2016-08-12 Richard Biener <rguenther@suse.de>
3581 * passes.c (execute_todo): Do not push/pop TV_TODO.
3582 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
3583 (execute_one_pass): Likewise.
3584 * common.opt (ftime-report-details): New switch.
3585 * doc/invoke.texi (ftime-report-details): Document.
3586 * timevar.h (timer::print_row): Adjust signature.
3587 (timer::all_zero): New static helper.
3588 (timer::child_map_t): New typedef.
3589 (timer::time_var_def): Add children field.
3590 * timevar.c (timer::named_items::print): Adjust.
3591 (timer::~timer): Free timevar recorded children.
3592 (timer::pop_internal): When -ftime-report-details record
3593 time spent in sub-timevars.
3594 (timer::print_row): Adjust.
3595 (timer::print): Print sub-timevar stats, use all_zero.
3596 * timevar.def (TV_TODO): Remove.
3598 2016-08-12 Richard Biener <rguenther@suse.de>
3600 PR tree-optimization/72851
3601 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
3602 worklists to use bitmaps indexed in execution order.
3603 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
3604 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
3605 (cfg_blocks): Make a bitmap.
3606 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
3608 (cfg_blocks_empty_p): Adjust.
3609 (cfg_blocks_add): Likewise.
3610 (cfg_blocks_get): Likewise.
3611 (add_ssa_edge): Likewise.
3612 (add_control_edge): Likewise.
3613 (simulate_stmt): Likewise.
3614 (process_ssa_edge_worklist): Likewise.
3615 (simulate_block): Likewise.
3616 (ssa_prop_init): Compute PRE order and stmt UIDs.
3617 (ssa_prop_fini): Adjust.
3618 (ssa_propagate): Adjust.
3620 2016-08-12 Richard Biener <rguenther@suse.de>
3622 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
3623 the currently executable edges have fixed ranges. Always
3624 go through update_value_range.
3626 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
3630 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
3631 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
3632 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
3633 (LANG_HOOKS_DECLS): Add it.
3634 * langhooks.h (struct lang_hooks_for_decls): Add
3635 function_decl_defaulted. Const_tree-ify
3636 function_decl_explicit_p and function_decl_deleted_p.
3637 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
3638 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
3639 also at strict DWARF v5.
3642 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
3643 TYPE_QUAL_CONST in reference-typed decls.
3646 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
3647 in DW_OP_pieces, just enough to handle pointers to member
3649 (gen_remaining_tmpl_value_param_die_attribute): Use a location
3650 expression on DWARFv5 if a constant value doesn't work.
3652 2016-08-11 David Malcolm <dmalcolm@redhat.com>
3654 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
3655 * selftest.c (selftest::test_assertions): New function.
3656 (selftest::selftest_c_tests): New function.
3657 * selftest.h (selftest::selftest_c_tests): New declaration.
3659 2016-08-11 Richard Biener <rguenther@suse.de>
3660 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3662 PR rtl-optimization/72855
3663 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
3665 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3668 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
3669 (vsx_store_<mode>): Likewise.
3671 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
3673 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
3674 TImode CONST_WIDE_INT store.
3675 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
3677 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
3679 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
3680 mode if unaligned SSE load and store are optimal.
3682 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
3684 PR tree-optimization/71083
3685 * tree-predcom.c (ref_at_iteration): Correctly align the
3688 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3690 * config/s390/s390-builtin-types.def: Add INT128 types.
3691 * config/s390/s390-builtins.def: Add INT128 variants for the add
3692 sub low-level builtins dealing with TImode.
3693 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
3694 via subreg when expanding a builtin.
3695 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
3696 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
3698 * config/s390/vecintrin.h: Adjust builtin names accordingly.
3699 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
3700 ("vec_addc<mode>", "vec_addc_u128"): Merge to
3701 "vacc<bhfgq>_<mode>".
3702 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
3703 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
3704 ("vec_subc<mode>", "vec_subc_u128"): Merge to
3705 "vscbi<bhfgq>_<mode>".
3706 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
3707 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
3709 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3711 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
3713 2016-08-11 Bin Cheng <bin.cheng@arm.com>
3715 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
3717 (vcond<v_cmp_mixed><mode>): Ditto.
3718 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
3720 2016-08-11 Bin Cheng <bin.cheng@arm.com>
3722 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
3723 variable explicitly, also assert on it before use.
3725 2016-08-11 Richard Biener <rguenther@suse.de>
3727 PR tree-optimization/72772
3728 * cfgloopmanip.c (create_preheader): Use split_edge if there
3729 is a single loop entry, avoiding degenerate PHIs.
3731 2016-08-11 Richard Biener <rguenther@suse.de>
3733 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
3734 unconditional TODO_cleanup_cfg.
3735 (pass_thread_jumps::execute): Initialize loops, perform a CFG
3736 cleanup only if we threaded a jump.
3738 2016-08-11 Alan Modra <amodra@gmail.com>
3741 * lra-constraints.c (simplify_operand_subreg): Allow subreg
3742 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
3743 slow. Emit two reloads for slow mem case, first loading in
3744 fast innermode, then converting to required mode.
3746 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
3748 * config/rs6000/altivec.h (vec_extract_exp): New macro.
3749 (vec_extract_sig): New macro.
3750 (vec_insert_exp): New macro.
3751 (vec_test_data_class): New macro.
3752 (scalar_extract_exp): New macro.
3753 (scalar_extract_sig): New macro.
3754 (scalar_insert_exp): New macro.
3755 (scalar_test_data_class): New macro.
3756 (scalar_test_neg): New macro.
3757 (scalar_cmp_exp_gt): New macro.
3758 (scalar_cmp_exp_lt): New macro.
3759 (scalar_cmp_exp_eq): New macro.
3760 (scalar_cmp_exp_unordered): New macro.
3761 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
3762 to enforce constraint that operand is a 7-bit unsigned literal.
3763 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
3764 for power9 built-ins.
3765 (BU_P9V_VSX_2): Likewise.
3766 (BU_P9V_64BIT_VSX_2): Likewise.
3767 (VSEEDP): Add scalar extract exponent support.
3768 (VSEESP): Add scalar extract signature support.
3769 (VSTDCNDP): Add scalar test negative support.
3770 (VSTDCNSP): Likewise.
3771 (VSIEDP): Add scalar insert exponent support.
3772 (VSCEDPGT): Add scalar compare exponent greater than support.
3773 (VSCEDPLT): Add scalar compare exponent less than support.
3774 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
3775 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
3776 (VSTDCDP): Add scalar test data class support.
3777 (VSTDCSP): Likewise.
3778 (VSEEDP): Add overload support for scalar extract exponent
3780 (VSESDP): Add overload support for scalar extract signature
3782 (VSTDCN): Add overload support for scalar test negative
3784 (VSTDCNDP): Add overload support for scalar test negative
3786 (VSTDCNSP): Add overload support for scalar test negative
3788 (VSIEDP): Add overload support for scalar insert exponent
3790 (VSTDC): Add overload support for scalar test data class
3792 (VSTDCDP): Add overload support for scalar test data class
3794 (VSTDCSP): Add overload support for scalar test data class
3796 (VSCEDPGT): Add overload support for scalar compare exponent
3797 greater than operation.
3798 (VSCEDPLT): Add overload support for scalar compare exponent
3799 less than operation.
3800 (VSCEDPEQ): Add overload support for scalar compare exponent
3801 test-for-equality operation.
3802 (VSCEDPUO): Add overload support for scalar compare exponent
3803 test-for-unordered operation.
3804 (VEEDP): Add vector extract exponent support.
3806 (VESDP): Add vector extract significand support.
3808 (VIEDP): Add vector insert exponent support.
3810 (VTDCDP): Add vector test data class support.
3812 (VES): Add overload support for vector extract significand operation.
3815 (VEE): Add overload support for vector extract exponent operation.
3818 (VTDC): Add overload support for vector test data class operation.
3821 (VIE): Add overload support for vector insert exponent operation.
3824 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3825 overloaded binary floating point functions.
3826 (altivec_resolve_overloaded_builtin): Improve error messages to
3827 distinguish between functions not supported in the current
3828 compiler configuration and functions that were invoked with an
3829 invalid parameter combination, and include the built-in function
3830 name in both error messages.
3831 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
3833 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
3835 (rs6000_expand_binop_builtin): Add check to enforce that argument
3836 2 of the test data class operations is a 7-bit unsigned literal.
3837 (rs6000_invalid_builtin): Add code to issue an error message if a
3838 built-in function that requires the power9_vector and -m32
3839 command-line options is compiled without these options.
3840 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
3841 (UNSPEC_VSX_SXSIGDP): New value.
3842 (UNSPEC_VSX_SXSIGPDP): New value.
3843 (UNSPEC_VSX_SIEXPDP): New value.
3844 (UNSPEC_VSX_SCMPEXPDP): New value.
3845 (UNSPEC_VSX_STSTDC): New value.
3846 (UNSPEC_VSX_VXEXP): New value.
3847 (UNSPEC_VSX_VXSIG): New value.
3848 (UNSPEC_VSX_VIEXP): New value.
3849 (UNSPEC_VSX_VTSTDC): New value.
3850 (xsxexpdp): New insn for scalar extract exponent.
3851 (xsxsigdp): New insn for scalar extract significand.
3852 (xsiexpdp): New insn for scalar insert exponent.
3853 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
3854 (*xscmpexpdp): New insn for scalar compare exponents.
3855 (xststdc<Fvsx): New expansion for both single- and
3856 double-precision scalar test data class operations.
3857 (xststdcneg<Fvsx>): New expansion for both single- and
3858 double-precision scalar test for negative value operations.
3859 (*xststdc<Fvsx>): New insn for scalar test data class
3861 (xvxexp<VSs>): New insn for single- and double-precision
3862 vector extract exponent operation.
3863 (xvxsig<VSs>): New insn for single- and double-precision
3864 vector extract significand operation.
3865 (xviexp<VSs>): New insn for single- and double-precision
3866 vector insert exponent operation.
3867 (xvtstdc<VSs>): New insn for single- and double-precision
3868 vector test data class operation.
3869 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3870 built-in functions to represent the Power9 binary floating-point
3871 support instructions.
3873 2016-08-10 bin cheng <bin.cheng@arm.com>
3875 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
3877 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
3878 Renlin Li <renlin.li@arm.com>
3879 Bin Cheng <bin.cheng@arm.com>
3881 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
3882 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
3883 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
3884 (aarch64_vcond_internal<mode><mode>): Delete pattern.
3885 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
3886 (vcond<v_cmp_result><mode>): Ditto.
3887 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
3888 (vcondu<mode><mode>): Ditto.
3889 (vcond<v_cmp_mixed><mode>): New pattern.
3890 (vcondu<mode><v_cmp_mixed>): New pattern.
3891 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
3892 of aarch64_vcond_internal.
3894 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
3895 Renlin Li <renlin.li@arm.com>
3896 Bin Cheng <bin.cheng@arm.com>
3898 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
3899 (vec_cmp<mode><v_cmp_result>): New pattern.
3900 (vec_cmpu<mode><mode>): New pattern.
3901 (vcond_mask_<mode><v_cmp_result>): New pattern.
3903 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
3905 PR tree-optimization/71734
3906 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
3907 REF_LOOP, invoke ref_indep_loop_p_1.
3908 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
3909 to ref_indep_loop_p.
3910 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
3911 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
3912 is inside LOOP, do not cache dpendence value for loops with
3914 (ref_indep_loop_p_2): Delete function.
3915 (can_sm_ref_p): Pass LOOP as additional argument to
3918 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3921 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
3922 being an offsettable address.
3924 2016-08-10 Martin Liska <mliska@suse.cz>
3926 PR gcov-profile/58306
3927 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
3928 atomic variants of profile update functions.
3930 2016-08-10 Martin Liska <mliska@suse.cz>
3932 Cherry picked (and modified) from google-4_7 branch
3933 2012-12-26 Rong Xu <xur@google.com>
3934 * common.opt (fprofile-update): Add new flag.
3935 * coretypes.h: Define enum profile_update.
3936 * doc/invoke.texi: Document -fprofile-update.
3937 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
3938 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
3939 * tree-profile.c (gimple_init_edge_profiler): Generate
3940 also atomic profiler update.
3941 (gimple_gen_edge_profiler): Likewise.
3943 2016-08-10 David Malcolm <dmalcolm@redhat.com>
3945 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
3946 stack_usage_file to NULL after fclose calls.
3948 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3951 * reload.c (push_reload): Compute subreg_in_class for
3952 subregs of constants and plus expressions. Remove special
3953 handling of SYMBOL_REFs.
3955 2016-08-10 Alan Modra <amodra@gmail.com>
3958 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
3959 SImode for TARGET_E500_DOUBLE when given SImode.
3961 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
3963 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
3964 unused variable __O.
3966 2016-08-09 Martin Liska <mliska@suse.cz>
3968 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
3969 _gcov_reset to __gcov_reset.
3970 * doc/gcov-tool.texi: Fix typo.
3972 2016-08-09 Martin Liska <mliska@suse.cz>
3974 * value-prof.c (gimple_divmod_values_to_profile): Do not
3975 instrument MOD histogram if a value is not a SSA name.
3977 2016-08-09 Martin Liska <mliska@suse.cz>
3979 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
3982 2016-08-09 Renlin Li <renlin.li@arm.com>
3985 * calls.c (prepare_call_address): Convert funexp to Pmode when
3987 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
3988 (sibcall_value): Likewise.
3990 2016-08-09 Marek Polacek <polacek@redhat.com>
3993 * cselib.c (cselib_expand_value_rtx_1): Add return.
3994 * gengtype.c (dbgprint_count_type_at): Likewise.
3995 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
3996 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
3998 2016-08-09 Martin Jambor <mjambor@suse.cz>
4001 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
4002 if instance is a MEM_REF.
4004 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
4007 * config/i386/i386.md (*movtf_internal): Use
4008 lra_in_progress || reload_completed instead of !can_create_pseudo_p
4009 in the insn constraint.
4010 (*movxf_internal): Ditto.
4011 (*movdf_internal): Ditto.
4012 (*movsf_internal): Ditto.
4014 2016-08-09 Bin Cheng <bin.cheng@arm.com>
4016 PR tree-optimization/72772
4017 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
4020 2016-08-09 Bin Cheng <bin.cheng@arm.com>
4022 PR tree-optimization/72772
4023 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
4025 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
4026 parameter STOP and update calls. Move expand_simple_operations
4027 function call from here...
4028 (simplify_using_initial_conditions): ...to here. Delete parameter
4030 (tree_simplify_using_condition): Delete parameter STOP.
4031 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
4032 simplify_using_initial_conditions.
4034 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
4037 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
4038 Use create_tmp_var_raw instead of create_tmp_var.
4040 2016-08-09 Richard Biener <rguenther@suse.de>
4042 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
4043 Treat same SSA names related.
4045 2016-08-09 Jakub Jelinek <jakub@redhat.com>
4047 PR tree-optimization/72824
4048 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
4049 real_zerop is not negative.
4051 2016-08-09 Richard Biener <rguenther@suse.de>
4053 PR tree-optimization/71802
4054 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
4055 all merge opportunities with the predecessor.
4057 2016-08-09 Richard Biener <rguenther@suse.de>
4060 * ipa-prop.c (ipa_modify_formal_parameters): Build
4061 parameter types with natural alignment also for the
4064 2016-08-08 Andi Kleen <ak@linux.intel.com>
4066 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
4068 2016-08-08 David Malcolm <dmalcolm@redhat.com>
4071 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
4072 do-nothing langhook.
4073 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
4074 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
4075 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
4076 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
4078 2016-08-08 David Malcolm <dmalcolm@redhat.com>
4081 * input.c: Ensure that HAVE_ICONV is defined.
4083 2016-08-08 Jakub Jelinek <jakub@redhat.com>
4086 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
4087 private vars for lastprivate and for linear iterator.
4090 * omp-simd-clone.c: Include varasm.h.
4091 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
4092 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
4093 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
4094 update function name.
4096 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
4098 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
4099 (avr_diagnose_devicespecs_error): Remove.
4100 (avr_devicespecs_file): Remove composing absolute path for specfile
4101 and its verbose info. Remove conditions to check specs-file,
4103 2016-08-08 Jakub Jelinek <jakub@redhat.com>
4105 PR rtl-optimization/72821
4106 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
4107 just return false for them.
4109 2016-08-08 Alan Modra <amodra@gmail.com>
4112 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
4113 toc refs created during reload. Update function comment.
4115 2016-08-08 Alan Modra <amodra@gmail.com>
4118 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
4119 alternatives. Put loads first, then stores, and reg/reg moves
4120 within same class later. Delete attr length.
4122 2016-08-08 Alan Modra <amodra@gmail.com>
4125 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
4126 (mem_operand_ds_form): New predicate.
4127 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
4128 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
4129 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
4130 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
4131 (extendsfdf2_fpr): Replace o constraint with wY.
4133 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
4135 * tree-ssa-threadbackward.c: Include tree-inline.h
4136 (profitable_jump_thread_path): Use estimate_num_insns to estimate
4137 size of copied block; for cold paths reduce duplication.
4138 (find_jump_threads_backwards): Remove redundant tests.
4139 (pass_thread_jumps::gate): Enable for -Os.
4141 2016-08-07 Jakub Jelinek <jakub@redhat.com>
4144 * stor-layout.c (layout_decl): Fix up formatting.
4145 (relayout_decl): Allow DECL to be FIELD_DECL.
4147 2016-08-07 Alan Modra <amodra@gmail.com>
4149 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
4151 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
4153 * data-streamer-in.c (streamer_read_wide_int): New.
4154 (streamer_read_widest_int): Renamed function.
4155 * data-streamer-out.c (streamer_write_wide_int): New
4156 (streamer_write_widest_int): Renamed function.
4157 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
4159 (input_cfg): Call renamed function.
4160 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
4162 (output_cfg): Call renamed function.
4163 * data-streamer.h: Add declarations.
4165 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4167 * tree-ssa-ccp.c (extend_mask): New param sgn.
4168 Remove ORing with wi::mask.
4169 (get_default_value): Adjust call to extend_mask to pass sign.
4170 (evaluate_stmt): Likewise.
4172 2016-08-06 Jakub Jelinek <jakub@redhat.com>
4174 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
4177 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4179 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
4180 transform if operand's type is pointer to function or method.
4182 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
4184 PR tree-optimization/18046
4185 * tree-ssa-threadedge.c: Include cfganal.h.
4186 (simplify_control_statement_condition): If simplifying a
4187 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
4188 with the dominating ASSERT_EXPR before handing it off to VRP.
4189 Mention that a CASE_LABEL_EXPR may be returned.
4190 (thread_around_empty_blocks): Adjust to handle
4191 simplify_control_statement_condition() returning a
4193 (thread_through_normal_block): Likewise.
4194 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
4195 a switch statement by trying to determine which case label
4198 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
4200 PR rtl-optimization/69847
4201 * lra-constraints.c (process_invariant_for_inheritance): Save
4202 pattern instead of src.
4203 (remove_inheritance_pseudos): Use the pattern. Add assert.
4205 2016-08-05 David Malcolm <dmalcolm@redhat.com>
4207 * input.c (string_concat::string_concat): New constructor.
4208 (string_concat_db::string_concat_db): New constructor.
4209 (string_concat_db::record_string_concatenation): New method.
4210 (string_concat_db::get_string_concatenation): New method.
4211 (string_concat_db::get_key_loc): New method.
4212 (class auto_cpp_string_vec): New class.
4213 (get_substring_ranges_for_loc): New function.
4214 (get_source_range_for_substring): New function.
4215 (get_num_source_ranges_for_substring): New function.
4216 (class selftest::lexer_test_options): New class.
4217 (struct selftest::lexer_test): New struct.
4218 (class selftest::ebcdic_execution_charset): New class.
4219 (selftest::ebcdic_execution_charset::s_singleton): New variable.
4220 (selftest::lexer_test::lexer_test): New constructor.
4221 (selftest::lexer_test::~lexer_test): New destructor.
4222 (selftest::lexer_test::get_token): New method.
4223 (selftest::assert_char_at_range): New function.
4224 (ASSERT_CHAR_AT_RANGE): New macro.
4225 (selftest::assert_num_substring_ranges): New function.
4226 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
4227 (selftest::assert_has_no_substring_ranges): New function.
4228 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
4229 (selftest::test_lexer_string_locations_simple): New function.
4230 (selftest::test_lexer_string_locations_ebcdic): New function.
4231 (selftest::test_lexer_string_locations_hex): New function.
4232 (selftest::test_lexer_string_locations_oct): New function.
4233 (selftest::test_lexer_string_locations_letter_escape_1): New function.
4234 (selftest::test_lexer_string_locations_letter_escape_2): New function.
4235 (selftest::test_lexer_string_locations_ucn4): New function.
4236 (selftest::test_lexer_string_locations_ucn8): New function.
4237 (selftest::uint32_from_big_endian): New function.
4238 (selftest::test_lexer_string_locations_wide_string): New function.
4239 (selftest::uint16_from_big_endian): New function.
4240 (selftest::test_lexer_string_locations_string16): New function.
4241 (selftest::test_lexer_string_locations_string32): New function.
4242 (selftest::test_lexer_string_locations_u8): New function.
4243 (selftest::test_lexer_string_locations_utf8_source): New function.
4244 (selftest::test_lexer_string_locations_concatenation_1): New
4246 (selftest::test_lexer_string_locations_concatenation_2): New
4248 (selftest::test_lexer_string_locations_concatenation_3): New
4250 (selftest::test_lexer_string_locations_macro): New function.
4251 (selftest::test_lexer_string_locations_stringified_macro_argument):
4253 (selftest::test_lexer_string_locations_non_string): New function.
4254 (selftest::test_lexer_string_locations_long_line): New function.
4255 (selftest::test_lexer_char_constants): New function.
4256 (selftest::input_c_tests): Call the new test functions once per
4257 case within the line_table test matrix.
4258 * input.h (struct string_concat): New struct.
4259 (struct location_hash): New struct.
4260 (class string_concat_db): New class.
4261 * substring-locations.h: New header.
4263 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
4265 PR tree-optimization/72810
4266 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
4267 the type of the case labels when truncating.
4269 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
4272 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
4273 (aarch64_fp16_ptr_type_node): Likewise.
4274 * config/aarch64/aarch64-simd-builtins.c
4275 (aarch64_fp16_ptr_type_node): Define.
4276 (aarch64_init_fp16_types): New, refactored out of...
4277 (aarch64_init_builtins): ...here, update to call
4278 aarch64_init_fp16_types.
4279 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
4281 (aapcs_vfp_sub_candidate): Likewise.
4283 2016-08-05 Martin Liska <mliska@suse.cz>
4284 Joshua Cranmer <Pidgeot18@gmail.com>
4286 * gcov.c (line_t::has_block): New function.
4287 (enum loop_type): New enum.
4288 (handle_cycle): New function.
4289 (unblock): Likewise.
4290 (circuit): Likewise.
4291 (get_cycles_count): Likewise.
4292 (accumulate_line_counts): Use new loop detection algorithm.
4294 2016-08-05 Martin Liska <mliska@suse.cz>
4296 * gcov.c (output_intermediate_file): Rename
4297 function_info::line_next to next_file_fn.
4298 (process_file): Likewise.
4299 (read_graph_file): Likewise.
4300 (accumulate_line_counts): Likewise.
4301 (output_lines): Likewise.
4303 2016-08-05 Richard Biener <rguenther@suse.de>
4305 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
4306 restriction on threading to a loop header.
4308 2016-08-05 Richard Biener <rguenther@suse.de>
4310 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
4311 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
4312 adjust loop info accordingly.
4314 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
4316 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
4317 before folding call to __builtin_constant_p with parameters to false.
4319 2016-08-05 Alan Modra <amodra@gmail.com>
4321 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
4322 code accidentally committed 2016-05-02 providing class when given
4325 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
4327 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
4328 the case label ranges that partially overlap with OP's value
4331 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
4334 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
4335 Cast builtin function result to __mmask16 instead of __mmask8.
4336 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
4337 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
4338 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
4340 2016-08-04 David Malcolm <dmalcolm@redhat.com>
4342 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
4343 (ASSERT_TRUE_AT): New macro.
4344 (ASSERT_FALSE): Reimplement in terms of...
4345 (ASSERT_FALSE_AT): New macro.
4346 (ASSERT_STREQ_AT): Fix typo in comment.
4348 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
4350 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
4351 labels are exhaustive, designate the label with the widest
4352 range to be the default label.
4354 2016-08-04 Andrew Pinski <apinski@cavium.com>
4356 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
4357 (thunderx_tunings): Use thunderx_vector_cost instead of
4358 generic_vector_cost.
4360 2016-08-04 Martin Liska <mliska@suse.cz>
4362 * gcov.c (main): Fix GNU coding style.
4363 (output_intermediate_file): Likewise.
4364 (process_file): Likewise.
4365 (generate_results): Likewise.
4366 (release_structures): Likewise.
4367 (create_file_names): Likewise.
4368 (find_source): Likewise.
4369 (read_graph_file): Likewise.
4370 (find_exception_blocks): Likewise.
4371 (canonicalize_name): Likewise.
4372 (make_gcov_file_name): Likewise.
4373 (mangle_name): Likewise.
4374 (accumulate_line_counts): Likewise.
4375 (output_branch_count): Likewise.
4376 (read_line): Likewise.
4378 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
4380 PR rtl-optimization/71779
4381 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
4382 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
4383 or if it was truncated.
4385 PR rtl-optimization/70903
4386 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
4388 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
4390 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
4391 accessing SSA_NAME_PTR_INFO.
4393 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
4396 * common/config/avr/avr-common.c (avr_option_optimization_table)
4397 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
4399 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
4402 * config/avr/avr.md: New pattern to work around do_store_flag
4403 generating shift instructions for bit extractions.
4405 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
4407 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
4409 (add_equivalence): Likewise.
4410 (get_value_range): Allocate value range with vrp_value_range_pool.
4411 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
4412 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
4414 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
4416 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
4417 the default for the rs6000 port.
4419 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
4422 * calls.c (special_function_p): Remove special handling of
4423 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
4424 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
4425 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
4427 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
4430 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
4431 Don't stop on regular insns.
4433 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
4435 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
4436 size to DImode boundary.
4437 (nvptx_propagate): Likewise.
4439 2016-08-03 Alan Modra <amodra@gmail.com>
4441 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
4442 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
4443 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
4444 from -mefficient-unaligned-vector. Note that this affects fp too.
4446 2016-08-03 Alan Modra <amodra@gmail.com>
4448 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
4451 2016-08-03 Alan Modra <amodra@gmail.com>
4453 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
4454 to a reg. Localize vars.
4456 2016-08-03 Alan Modra <amodra@gmail.com>
4458 * config/rs6000/rs6000.opt: Remove negatives from help strings
4461 2016-08-03 Alan Modra <amodra@gmail.com>
4463 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
4464 Delete duplicated code.
4466 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
4469 * lra-spills.c (regno_in_use_p): New.
4470 (lra_final_code_change): Use it.
4472 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
4474 PR rtl-optimization/69847
4475 * lra-int.h (struct lra-reg): Use restore_rtx instead of
4477 (lra_rtx_hash): New.
4478 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
4480 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
4481 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
4482 * lra-spills.c (lra_final_code_change): Don't delete insn when the
4483 next insn is USE with the same reg as the current insn source.
4484 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
4486 (lra_constraints_init): Call initiate_invariants.
4487 (lra_constraints_finish): Call finish_invariants.
4488 (struct invariant, invariant_t, invariant_ptr_t): New.
4489 (const_invariant_ptr_t, invariants, invariants_pool): New.
4490 (invariant_table, invariant_hash, invariant_eq_p): New.
4491 (insert_invariant, initiate_invariants, finish_invariants): New.
4492 (clear_invariants, invalid_invariant_regs): New.
4493 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
4494 instead of restore_regno.
4495 (invariant_p, process_invariant_for_inheritance): New.
4496 (inherit_in_ebb): Implement invariant inheritance.
4497 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
4498 (remove_inheritance_pseudos): Implement undoing invariant
4500 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
4501 instead of restore_regno.
4502 * lra-assigns.c (regno_live_length): New.
4503 (reload_pseudo_compare_func): Use regno_live_length.
4504 (assign_by_spills): Use restore_rtx instead of restore_regno.
4505 (lra_assign): Ditto. Initiate regno_live_length.
4507 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
4509 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
4510 __builtin_aarch64_fmindf.
4512 2016-08-02 Bin Cheng <bin.cheng@arm.com>
4514 PR tree-optimization/34114
4515 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
4516 information for more control IVs.
4518 2016-08-02 Bin Cheng <bin.cheng@arm.com>
4520 PR tree-optimization/34114
4521 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
4522 PLUS_EXPR case. Handle SSA_NAME case.
4524 2016-08-02 Tamar Christina <tamar.christina@arm.com>
4526 * config/aarch64/aarch64-simd-builtins.def
4527 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
4528 (__builtin_aarch64_fmaxdf): Likewise.
4529 (__builtin_aarch64_smin_nandf): Likewise.
4530 (__builtin_aarch64_smax_nandf): Likewise.
4531 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
4532 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
4533 (<fmaxmin><mode>3): ...this.
4534 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
4535 (vminnm_f64): Likewise.
4536 (vmin_f64): Likewise.
4537 (vmax_f64): Likewise.
4538 * config/aarch64/iterators.md (FMAXMIN): Merge with...
4539 (FMAXMIN_UNS): ...this.
4540 (fmaxmin): Merged with
4541 (fmaxmin_op): ...this...
4542 (maxmin_uns_op): ...in to this.
4544 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4546 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4547 Add support for vec_extract on vector float, vector int, vector
4548 short, and vector char vector types.
4549 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
4550 vector float, vector int, vector short, and vector char
4551 optimizations on 64-bit ISA 2.07 systems for both constant and
4552 variable element numbers.
4553 (rs6000_split_vec_extract_var): Likewise.
4554 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
4555 Altivec registers on ISA 2.07 and above.
4556 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
4557 which never was matched due to the split occuring before register
4558 allocation (and the code would not have worked on little endian
4559 systems if it did match). Allow extracts to go to the Altivec
4560 registers if ISA 2.07 (power8). Change from using "" around the
4561 C++ code to using {}'s.
4562 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
4563 vec_extracts when the vector is in memory.
4564 (vsx_extract_v4sf_var): New insn to optimize vector float
4565 vec_extracts when the element number is variable on 64-bit ISA
4567 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
4568 for 64-bit ISA 2.07 as well as ISA 3.0.
4569 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
4570 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
4571 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
4572 optimize vector int, vector short, and vector char vec_extracts
4573 when the vector is in memory.
4574 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
4575 optimize vector int, vector short, and vector char vec_extracts
4576 when the element number is variable.
4578 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
4581 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
4582 does not overlap with other symbol flags.
4584 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
4586 * config/aarch64/aarch64.h (aarch64_frame):
4587 Remove padding0 and hardfp_offset. Add locals_offset,
4588 initial_adjust, callee_adjust, callee_offset and final_adjust.
4589 * config/aarch64/aarch64.c (aarch64_layout_frame):
4590 Remove unused padding0 and hardfp_offset initializations.
4591 Choose frame layout and set frame variables accordingly.
4592 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
4593 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
4594 (aarch64_pop_regs): Likewise.
4595 (aarch64_expand_prologue): Remove all decision code, just emit
4596 prolog according to frame variables.
4597 (aarch64_expand_epilogue): Remove all decision code, just emit
4598 epilog according to frame variables.
4599 (aarch64_initial_elimination_offset): Use offset to local/arg area.
4601 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
4604 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
4605 fix_debug_reg_uses after changing source register mode to
4606 V1TImode if source register is undefined.
4608 2015-08-01 Alan Hayward <alan.hayward@arm.com>
4610 PR tree-optimization/71818
4611 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
4612 with non invariant evolutions
4614 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
4617 * config/avr/avr.md (length) [branch]: Correct insn length
4618 attribute for forward branches.
4620 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
4622 * doc/extend.texi (AVR Built-in Functions): Document
4624 * config/avr/builtins.def (NOPS): New.
4625 * config/avr/avr.c (avr_expand_nops): New static function.
4626 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
4628 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4630 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
4631 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
4634 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
4636 * config/aarch64/aarch64.c (vulcan_tunings): Update
4637 vulcan L1 cache_line_size.
4639 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4641 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
4642 function that takes a vector memory address, a hard register, an
4643 element number and a temporary base register, and recreates an
4644 address that points to the appropriate element within the vector.
4645 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
4646 (rs6000_split_vec_extract_var): Add support for the target of a
4647 vec_extract with variable element number being a scalar memory
4649 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
4651 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
4652 vsx_extract_<mode>_load insn with a new insn that optimizes
4653 storing either element to a memory location, using scratch
4654 registers to pick apart the vector and reconstruct the address.
4655 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
4656 (vsx_extract_<mode>_store): Rework alternatives to more correctly
4657 support Altivec registers. Add support for ISA 3.0 Altivec d-form
4659 (vsx_extract_<mode>_var): Add support for extracting a variable
4660 element number from memory.
4662 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
4664 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
4665 when testing for compares against constants of the form 0xabab.
4667 2016-07-29 Bin Cheng <bin.cheng@arm.com>
4669 PR tree-optimization/57558
4670 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
4672 (vect_loop_versioning): Support versioning with niter assumptions.
4673 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
4674 (vect_get_loop_niters): New parameter. Reimplement to support
4675 assumptions in loop niter info.
4676 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
4677 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
4678 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
4679 Support loop versioning for niters.
4680 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
4681 (vect_free_loop_info_assumptions): New function.
4682 (vectorize_loops): Free loop niter info for loops with flag
4683 LOOP_F_ASSUMPTIONS set if vectorization failed.
4684 * tree-vectorizer.h (struct _loop_vec_info): New field
4685 num_iters_assumptions.
4686 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
4687 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
4688 (LOOP_REQUIRES_VERSIONING): New macro.
4689 (vect_free_loop_info_assumptions): New decl.
4691 2016-07-29 Bin Cheng <bin.cheng@arm.com>
4693 * cfgloop.h (struct loop): New field constraints.
4694 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
4695 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
4697 * cfgloop.c (alloc_loop): Initialize new field.
4698 * cfgloopmanip.c (copy_loop_info): Copy constraints.
4699 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
4700 Adjust niter analysis wrto loop constraints.
4701 * doc/loop.texi (@node Number of iterations): Add description for loop
4704 2016-07-29 Marek Polacek <polacek@redhat.com>
4707 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
4708 (ix86_expand_round_builtin): Likewise.
4710 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
4711 Georg-Johann Lay <avr@gjlay.de>
4713 PR rtl-optimization/71976
4714 * combine.c (get_last_value): Return 0 if the argument for which
4715 the function is called has a wider mode than the recorded value.
4717 2016-07-29 Marek Polacek <polacek@redhat.com>
4720 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
4721 (altivec_expand_st_builtin): Likewise.
4723 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
4725 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
4726 introduced in r238381.
4728 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4731 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
4732 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
4734 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
4736 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
4738 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4739 Add support for vec_extract of vector double or vector long having
4740 a variable element number on 64-bit ISA 2.07 systems or newer.
4741 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
4743 (rs6000_split_vec_extract_var): New function to split a
4744 vec_extract built-in function with variable element number.
4745 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
4747 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
4748 (UNSPEC_VSX_EXTRACT): Likewise.
4749 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
4750 direct move instructions to be generated on 64-bit ISA 2.07
4751 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
4753 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
4754 arguments for vec_extract variable element.
4755 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
4756 vec_extract with variable element on V2DFmode and V2DImode
4758 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
4759 -mupper-regs-df requirement, since it isn't needed.
4760 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
4761 do direct moves on 64-bit systems, which allows optimization of
4762 vec_extract on 64-bit ISA 2.07 systems and newer.
4764 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
4765 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
4767 * config/aarch64/aarch64.md
4768 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
4770 (<optab>qihi2_aarch64): Likewise, and split into two.
4771 (extendqihi2_aarch64): New.
4772 (zero_extendqihi2_aarch64): New.
4773 * config/aarch64/iterators.md (ldrxt): Remove.
4774 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
4777 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
4779 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
4781 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
4783 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
4784 (aarch64_push_reg): New function to push 1 or 2 registers.
4785 (aarch64_pop_reg): New function to pop 1 or 2 registers.
4786 (aarch64_expand_prologue): Use aarch64_push_regs.
4787 (aarch64_expand_epilogue): Use aarch64_pop_regs.
4789 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
4791 PR tree-optimization/71734
4792 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
4793 attribute instead of REF_LOOP and use it.
4794 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
4795 set it for Loops having non-zero safelen attribute.
4796 (ref_indep_loop_p): Pass zero as initial value for safelen.
4798 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
4802 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
4803 call using chkp_gimple_call_builtin_p.
4804 (chkp_copy_bounds_for_assign): Likewise.
4806 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4808 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
4809 * config/arm/arm-protos.h (struct tune_params): Likewise.
4810 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
4811 (cortex_a9_sched_adjust_cost): Likewise.
4812 (fa726te_sched_adjust_cost): Likewise.
4813 (arm_adjust_cost): Likewise.
4814 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
4815 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
4816 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
4817 * config/i386/i386.c (ix86_adjust_cost): Likewise.
4818 * config/ia64/ia64.c: Likewise.
4819 * config/m68k/m68k.c: Likewise.
4820 * config/mep/mep.c (mep_adjust_cost): Likewise.
4821 * config/microblaze/microblaze.c (microblaze_adjust_cost):
4823 * config/mips/mips.c (mips_adjust_cost): Likewise.
4824 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
4826 * config/pa/pa.c (pa_adjust_cost): Likewise.
4827 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
4828 (rs6000_debug_adjust_cost): Likewise.
4829 * config/sh/sh.c (sh_adjust_cost): Likewise.
4830 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
4831 (hypersparc_adjust_cost): Likewise.
4832 (sparc_adjust_cost): Likewise.
4833 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
4834 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
4835 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
4837 * config/visium/visium.c (visium_adjust_cost): Likewise.
4838 * doc/tm.texi: Regenerate.
4839 * haifa-sched.c (dep_cost_1): Adjust.
4840 * target.def: Merge adjust_cost and adjust_cost_2.
4842 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4844 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
4846 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4848 * store-motion.c (struct st_expr): Make pattern_regs a vector.
4849 (extract_mentioned_regs): Append to a vector instead of
4850 returning a rtx_expr_list.
4851 (st_expr_entry): Adjust.
4852 (free_st_expr_entry): Likewise.
4853 (store_ops_ok): Likewise.
4854 (store_killed_in_insn): Likewise.
4855 (find_moveable_store): Likewise.
4857 2016-07-28 Martin Liska <mliska@suse.cz>
4859 PR gcov-profile/68025
4860 * tree-profile.c (tree_profiling): Respect
4861 no_profile_instrument_function attribute.
4862 * doc/extend.texi: Document no_profile_instrument_function
4865 2016-07-28 Martin Liska <mliska@suse.cz>
4867 PR rtl-optimization/70944
4868 * combine.c (make_compound_operation):
4869 Do not allow make_compound_operation for vector mode
4871 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
4874 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
4875 before calling get_ops.
4877 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
4879 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
4880 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
4881 (BITS_PER_UNIT_LOG): Remove.
4882 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
4883 * expr.c (expand_assignment): Likewise.
4884 * stor-layout.c (initialize_sizetypes): Likewise.
4886 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
4888 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
4889 signature of rs6000_expand_vector_extract so that the element
4890 number is a RTX instead of a constant integer.
4891 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
4893 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
4894 (altivec_expand_vec_ext_builtin): Likewise.
4895 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
4896 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
4897 MFVSRLD instruction.
4899 2016-07-27 David Malcolm <dmalcolm@redhat.com>
4901 * input.c (get_pure_location): Move here from tree.c.
4902 (make_location): Likewise. Add header comment.
4903 (selftest::test_accessing_ordinary_linemaps): Verify
4904 pure_location_p, make_location, get_location_from_adhoc_loc and
4906 * input.h (get_pure_location): Move declaration here from tree.h.
4907 (get_finish): Likewise for inline function.
4908 (make_location): Likewise for declaration.
4909 * tree.c (get_pure_location): Move to input.c.
4910 (make_location): Likewise.
4911 * tree.h (get_pure_location): Move declaration to tree.h.
4912 (get_finish): Likewise for inline function.
4913 (make_location): Likewise for declaration.
4915 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4918 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
4920 2016-07-27 David Malcolm <dmalcolm@redhat.com>
4922 * system.h (STATIC_ASSERT): Use static_assert if building
4925 2016-07-27 Richard Biener <rguenther@suse.de>
4927 PR tree-optimization/72517
4928 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
4929 Revert change to not compute read-read dependences.
4931 2016-07-27 Richard Biener <rguenther@suse.de>
4933 * predict.c (set_even_probabilities): Make nedges unsigned.
4935 2016-07-27 Martin Liska <mliska@suse.cz>
4937 * predict.c (set_even_probabilities): Handle unlikely edges.
4938 (combine_predictions_for_bb): Likewise.
4940 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4943 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
4944 __float128 support when we don't have hardware support, so that
4945 the IEEE built-in functions like isgreater, first call __unordkf3
4946 to make sure neither operand is a NaN, and if both operands are
4947 ordered, do the normal comparison.
4949 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
4951 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
4953 (extract_code_and_val_from_cond_with_ops): Verify that name is
4954 either cond_op0 or cond_op1.
4956 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
4958 PR tree-optimization/18046
4959 * genmodes.c (emit_mode_size_inline): Emit an assert that
4960 verifies that mode is a valid array index.
4961 (emit_mode_nuinits_inline): Likewise.
4962 (emit_mode_inner_inline): Likewise.
4963 (emit_mode_unit_size_inline): Likewise.
4964 (emit_mode_unit_precision_inline): Likewise.
4965 * tree-vrp.c: Include params.h.
4966 (find_switch_asserts): Register edge assertions for the default
4967 label which correspond to the anti-ranges of each case label.
4968 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
4969 * doc/invoke.texi: Document it.
4971 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4973 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
4974 and unnecessary call to gimple_bb.
4976 2016-07-26 Richard Biener <rguenther@suse.de>
4978 PR rtl-optimization/71984
4979 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
4982 2016-07-26 Richard Biener <rguenther@suse.de>
4985 * expmed.c (extract_bit_field_1): Constrain the vector mode
4986 with element size matching the extraction mode size when
4987 choosing a better vector mode to do the extraction from.
4989 2016-07-26 Richard Biener <rguenther@suse.de>
4990 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4993 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
4996 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4998 * tree-ssa-structalias.c (struct scc_info): Change types of
4999 members to auto_sbitmap and auto_vec.
5000 (scc_info::scc_info): New constructor.
5001 (scc_info::~scc_info): New destructor.
5002 (init_scc_info): Remove.
5003 (free_scc_info): Remove.
5004 (find_indirect_cycles): Adjust.
5005 (perform_var_substitution): Likewise.
5006 (free_var_substitution_info): Likewise.
5008 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5010 * tree-outof-ssa.c (struct elim_graph): Change type of members
5011 to auto_vec and auto_sbitmap.
5012 (elim_graph::elim_graph): New constructor.
5013 (delete_elim_graph): Remove.
5014 (expand_phi_nodes): Adjust.
5016 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5018 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
5019 (new_elim_graph): Adjust.
5020 (clear_elim_graph): Likewise.
5021 (delete_elim_graph): Likewise.
5022 (elim_graph_size): Likewise.
5023 (elim_graph_add_node): Likewise.
5024 (elim_graph_add_edge): Likewise.
5025 (elim_graph_remove_succ_edge): Likewise.
5026 (eliminate_name): Likewise.
5027 (eliminate_build): Likewise.
5028 (elim_forward): Likewise.
5029 (elim_unvisited_predecessor): Likewise.
5030 (elim_backward): Likewise.
5031 (elim_create): Likewise.
5032 (eliminate_phi): Likewise.
5033 (expand_phi_nodes): Likewise.
5035 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5037 * bt-load.c (compute_out): Use auto_sbitmap class.
5038 (link_btr_uses): Likewise.
5039 * cfganal.c (mark_dfs_back_edges): Likewise.
5040 (post_order_compute): Likewise.
5041 (inverted_post_order_compute): Likewise.
5042 (pre_and_rev_post_order_compute_fn): Likewise.
5043 (single_pred_before_succ_order): Likewise.
5044 * cfgexpand.c (pass_expand::execute): Likewise.
5045 * cfgloop.c (verify_loop_structure): Likewise.
5046 * cfgloopmanip.c (fix_bb_placements): Likewise.
5047 (remove_path): Likewise.
5048 (update_dominators_in_loop): Likewise.
5049 * cfgrtl.c (break_superblocks): Likewise.
5050 * ddg.c (check_sccs): Likewise.
5051 (create_ddg_all_sccs): Likewise.
5052 * df-core.c (df_worklist_dataflow): Likewise.
5053 * dse.c (dse_step3): Likewise.
5054 * except.c (eh_region_outermost): Likewise.
5055 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5056 * gcse.c (prune_expressions): Likewise.
5057 (prune_insertions_deletions): Likewise.
5058 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
5059 * graph.c (draw_cfg_nodes_no_loops): Likewise.
5060 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
5061 * lcm.c (compute_earliest): Likewise.
5062 (compute_farthest): Likewise.
5063 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
5064 (unroll_loop_runtime_iterations): Likewise.
5065 (unroll_loop_stupid): Likewise.
5066 * lower-subreg.c (decompose_multiword_subregs): Likewise.
5067 * lra-lives.c: Likewise.
5068 * lra.c (lra): Likewise.
5069 * modulo-sched.c (schedule_reg_moves): Likewise.
5070 (optimize_sc): Likewise.
5071 (get_sched_window): Likewise.
5072 (sms_schedule_by_order): Likewise.
5073 (check_nodes_order): Likewise.
5074 (order_nodes_of_sccs): Likewise.
5075 (order_nodes_in_scc): Likewise.
5076 * recog.c (split_all_insns): Likewise.
5077 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
5078 * reload1.c (reload): Likewise.
5079 * sched-rgn.c (haifa_find_rgns): Likewise.
5080 (split_edges): Likewise.
5081 (compute_trg_info): Likewise.
5082 * sel-sched.c (init_seqno): Likewise.
5083 * store-motion.c (remove_reachable_equiv_notes): Likewise.
5084 * tree-into-ssa.c (update_ssa): Likewise.
5085 * tree-ssa-live.c (live_worklist): Likewise.
5086 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
5087 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5089 (try_peel_loop): Likewise.
5090 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
5092 * tree-ssa-pre.c (compute_antic): Likewise.
5093 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
5094 * tree-stdarg.c (reachable_at_most_once): Likewise.
5095 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
5096 * var-tracking.c (vt_find_locations): Likewise.
5098 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5100 * sbitmap.h (auto_sbitmap): New class.
5102 2016-07-26 Alan Modra <amodra@gmail.com>
5105 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
5108 2016-07-25 David Malcolm <dmalcolm@redhat.com>
5110 * input.c (selftest::temp_source_file::temp_source_file): Fix
5111 missing "%s" in fprintf.
5113 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
5116 * cselib.c (cselib_process_insn): Invalidate argument slots for
5119 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5121 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
5122 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
5123 vmulxh_lane_f16, vmulxh_laneq_f16): New.
5125 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5127 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5128 * config/aarch64/aarch64.md (fma, fnma): Support HF.
5129 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
5131 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5133 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5134 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
5136 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
5137 (add<mode>3): Likewise.
5138 (sub<mode>3): Likewise.
5139 (mul<mode>3): Likewise.
5140 (div<mode>3): Likewise.
5141 (*div<mode>3): Likewise.
5142 (<fmaxmin><mode>3): Extend to HF.
5143 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
5144 (fabd<mode>3): Likewise.
5145 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
5146 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
5147 (aarch64_fmulx<mode>): Likewise.
5148 (aarch64_fac<optab><mode>): Likewise.
5149 (aarch64_frecps<mode>): Likewise.
5150 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
5151 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
5152 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
5153 (VSDQ_HSDI): Support HI.
5154 (fcvt_target, FCVT_TARGET): Likewise.
5155 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
5156 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
5157 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
5158 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
5159 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
5160 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
5161 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
5164 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5166 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
5167 * config/aarch64/aarch64-builtins.c (hi_UP): New.
5168 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5169 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
5171 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
5172 (aarch64_cm<optab><mode>): Likewise.
5173 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
5174 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
5175 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
5176 (sqrt<mode>2): Likewise.
5177 (*sqrt<mode>2): Likewise.
5178 (abs<mode>2): Likewise.
5179 (<optab><mode>hf2): New pattern for HF mode.
5180 (<optab>hihf2): Likewise.
5181 * config/aarch64/arm_neon.h: Include arm_fp16.h.
5182 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
5183 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
5185 * config/aarch64/arm_fp16.h: New file.
5186 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
5187 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
5188 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
5189 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
5190 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
5191 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
5192 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
5193 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
5194 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
5195 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
5196 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
5197 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
5200 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5202 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
5203 reduc_smin_scal_): Use VDQIF_F16.
5204 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
5205 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
5207 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
5208 * config/aarch64/iterators.md (VDQIF_F16): New.
5209 (vp): Support HF modes.
5210 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
5211 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
5213 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5215 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
5216 "*aarch64_mulx_elt_from_dup<mode>".
5217 (*aarch64_mul3_elt<mode>): Update schedule type.
5218 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
5219 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
5220 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
5221 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
5222 (f, fp): Support HF modes.
5223 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
5224 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
5225 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
5226 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
5227 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
5228 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
5230 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5232 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5233 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
5235 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
5238 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5240 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5241 * config/aarch64/aarch64-simd.md
5242 (aarch64_rsqrts<mode>): Extend to HF modes.
5243 (fabd<mode>3): Likewise.
5244 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
5245 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
5246 (aarch64_<maxmin_uns>p<mode>): Likewise.
5247 (<su><maxmin><mode>3): Likewise.
5248 (<maxmin_uns><mode>3): Likewise.
5249 (<fmaxmin><mode>3): Likewise.
5250 (aarch64_faddp<mode>): Likewise.
5251 (aarch64_fmulx<mode>): Likewise.
5252 (aarch64_frecps<mode>): Likewise.
5253 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
5254 (add<mode>3): Extend to HF modes.
5255 (sub<mode>3): Likewise.
5256 (mul<mode>3): Likewise.
5257 (div<mode>3): Likewise.
5258 (*div<mode>3): Likewise.
5259 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
5261 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
5262 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
5263 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
5264 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
5265 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
5266 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
5267 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
5268 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
5269 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
5270 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
5271 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
5272 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
5273 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
5274 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
5276 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5278 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
5279 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5280 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
5281 (neg<mode>2): Likewise.
5282 (abs<mode>2): Likewise.
5283 (<frint_pattern><mode>2): Likewise.
5284 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
5285 (<optab><VDQF:mode><fcvt_target>2): Likewise.
5286 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
5287 (ftrunc<VDQF:mode>2): Likewise.
5288 (<optab><fcvt_target><VDQF:mode>2): Likewise.
5289 (sqrt<mode>2): Likewise.
5290 (*sqrt<mode>2): Likewise.
5291 (aarch64_frecpe<mode>): Likewise.
5292 (aarch64_cm<optab><mode>): Likewise.
5293 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
5295 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
5296 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
5298 * config/aarch64/arm_neon.h (vdup_n_f16): New.
5299 (vdupq_n_f16): Likewise.
5300 (vld1_dup_f16): Use vdup_n_f16.
5301 (vld1q_dup_f16): Use vdupq_n_f16.
5302 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
5303 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
5304 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
5305 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
5306 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
5307 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
5308 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
5309 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
5310 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
5311 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
5312 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
5313 vsqrt_f16, vsqrtq_f16): New.
5315 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5317 * config/aarch64/aarch64-simd.md
5318 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
5319 (aarch64_ext<mode>): Likewise.
5320 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
5321 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
5322 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
5324 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
5326 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
5327 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
5328 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
5329 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
5330 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
5331 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
5332 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
5334 (vmov_n_f16): Reimplement using vdup_n_f16.
5335 (vmovq_n_f16): Reimplement using vdupq_n_f16..
5337 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5339 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
5340 "frame_related_p". Generate CFA annotation when it's necessary.
5341 (aarch64_expand_prologue): Use aarch64_add_constant.
5342 (aarch64_expand_epilogue): Likewise.
5343 (aarch64_output_mi_thunk): Pass "false" when calling
5344 aarch64_add_constant.
5346 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5348 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
5351 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5353 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
5354 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
5355 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
5356 (aarch64_build_constant): Delete.
5358 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
5361 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
5363 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
5364 flag_toplevel_reorder.
5366 2016-07-25 Richard Biener <rguenther@suse.de>
5368 * cgraph.c (cgraph_node::verify_node): Compare against builtin
5369 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
5370 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
5371 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
5372 (streamer_get_builtin_tree): Likewise.
5373 (streamer_write_builtin): Likewise.
5374 * lto-streamer.h (LTO_builtin_decl): Remove.
5375 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
5376 (lto_input_scc): Remove LTO_builtin_decl handling.
5377 (lto_input_tree_1): Liekwise.
5378 * lto-streamer-out.c (lto_output_tree_1): Remove special
5379 handling of builtins.
5380 (DFS::DFS): Likewise.
5381 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
5382 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
5384 (streamer_write_builtin): Remove.
5386 2016-07-25 Martin Liska <mliska@suse.cz>
5388 * lto-cgraph.c (input_symtab): Don't call get_working_sets
5389 if flag_auto_profile is set to true.
5391 2016-07-25 Martin Liska <mliska@suse.cz>
5393 PR gcov-profile/71868
5394 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
5395 have a function with multiple latches, count them all.
5397 2016-07-25 Martin Liska <mliska@suse.cz>
5399 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
5401 2016-07-25 Martin Liska <mliska@suse.cz>
5403 PR tree-optimization/71987
5404 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
5405 just for SSA_NAMEs. Fix GNU coding style.
5407 2016-07-25 Martin Liska <mliska@suse.cz>
5409 PR gcov-profile/64874
5410 * gcov-io.h: Update command about file format.
5411 * gcov-iov.c (main): Adapt the numbering scheme.
5413 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5416 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
5417 whose result is used in PHI.
5418 (final_range_test_p): Likewise.
5419 (maybe_optimize_range_tests): Likewise.
5421 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
5423 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5424 Reformat two multi-line strings.
5426 2016-07-22 Martin Sebor <msebor@redhat.com>
5428 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
5430 2016-07-22 Martin Sebor <msebor@redhat.com>
5433 * doc/extend.texi (Compound Literals): Correct and clarify.
5434 (Cast to Union): Same.
5436 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
5438 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
5439 comments to explain why certain error messages make mention of
5440 undocumented options.
5441 (rs6000_invalid_builtin): Change error messages to replace mention
5442 of undocumented options with mention of the -mcpu=power9 option
5443 that enables those undocumented options.
5444 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
5445 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
5446 definition of this macro to correct an existing error.
5447 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
5448 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
5449 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
5450 descriptions of built-in functions so that they depend on
5451 -mcpu=power9 instead of on the corresponding undocumented flags.
5452 * doc/invoke.texi (Option Summary): Remove all mention of newly
5454 (IBM RS/6000 and PowerPC Options): Likewise.
5455 * doc/md.texi (Constraints for Particuliar Machines): Remove all
5456 mention of newly undocumented flags.
5458 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
5460 * ipa-cp.c (determine_versionability): Do not create constprop clones,
5461 when target_clones attribute is set.
5463 2016-07-22 Bin Cheng <bin.cheng@arm.com>
5465 * common.opt (funsafe-loop-optimizations): Mark ignore.
5466 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
5467 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
5469 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
5470 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
5472 2016-07-22 Bin Cheng <bin.cheng@arm.com>
5474 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
5476 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
5478 (number_of_iterations_exit): Warn missed loop optimization for
5479 possible infinite loops.
5481 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
5484 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
5485 when to emit a ".machine" pseudo-op.
5487 2016-07-22 Martin Liska <mliska@suse.cz>
5489 PR gcov-profile/69028
5490 PR gcov-profile/62047
5491 * coverage.c (coverage_compute_lineno_checksum): Do not
5492 calculate checksum for fns w/o xloc.file.
5493 (coverage_compute_profile_id): Likewise.
5495 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
5497 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
5498 (avr_secondary_reload): ...and implementation.
5499 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
5500 * config/avr/avr.md (reload_in<mode>): Remove insns.
5501 (adjust_len) [lpm]: Remove insn attribute value.
5502 * config/avr/predicates.md (flash_operand): Remove insn predicate.
5504 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
5507 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
5509 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
5510 * calls.c (special_function_p): Remove the special handling of the
5511 "__builtin_" prefix.
5513 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
5516 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
5517 if STMT may be an alloca call.
5518 (gimple_alloca_call_p, alloca_call_p): Return only true for the
5519 builtin alloca call.
5520 * calls.h (gimple_maybe_alloca_call_p): New function.
5521 * tree-inline.c (inline_forbidden_p_stmt): Use
5522 gimple_maybe_alloca_call_p here.
5524 2016-07-21 David Malcolm <dmalcolm@redhat.com>
5526 * spellcheck-tree.c (best_macro_match::best_macro_match):
5527 Explictly specify the template arguments when invoking the base
5528 class constructor, to help older C++ compilers.
5530 2016-07-21 Jakub Jelinek <jakub@redhat.com>
5533 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
5534 before builtin_decl_implicit.
5536 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
5538 * optabs.c (emit_condiitonal_move): Short circuit for identical
5541 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
5543 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
5544 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
5545 (noce_conversion_profitable_p): New.
5546 (noce_try_store_flag_constants): Use it.
5547 (noce_try_addcc): Likewise.
5548 (noce_try_store_flag_mask): Likewise.
5549 (noce_try_cmove): Likewise.
5550 (noce_try_cmove_arith): Likewise.
5551 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
5553 (noce_convert_multiple_sets): Move cost model to here, from...
5554 (bb_ok_for_noce_convert_multiple_sets) ...here.
5555 (noce_process_if_block): Update calls for above changes.
5556 (noce_find_if_block): Record new noce_if_info parameters.
5558 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
5560 * target.def (max_noce_ifcvt_seq_cost): New.
5561 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
5562 * doc/tm.texi: Regenerate.
5563 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
5564 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
5565 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
5566 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
5567 * doc/invoke.texi: Document new params.
5569 2016-07-21 Richard Biener <rguenther@suse.de>
5571 PR tree-optimization/71947
5572 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
5573 ranges have useful limit_vr information.
5575 2016-07-21 Richard Biener <rguenther@suse.de>
5577 * function-tests.c (build_trivial_generic_function): Set
5578 BLOCK_SUPERCONTEXT of DECL_INITIAL.
5579 * omp-low.c (create_omp_child_function): Likewise.
5580 (grid_expand_target_grid_body): Likewise.
5581 * cgraphunit.c (init_lowered_empty_function): Likewise.
5582 (cgraph_node::expand_thunk): Likewise.
5583 * tree-parloops.c (create_loop_fn): Likewise.
5584 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
5586 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5588 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
5591 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
5593 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
5594 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
5595 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
5596 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
5597 values for insn attribute.
5598 * config/avr/avr.c (avr_out_insert_notbit): New function.
5599 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
5600 ADJUST_LEN_INSV_NOTBIT_0/_7.
5601 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
5603 2016-07-21 Bin Cheng <bin.cheng@arm.com>
5605 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
5606 (chrec_convert_1, chrec_convert): Ditto.
5607 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
5608 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
5609 * tree-vrp.c (adjust_range_with_scev): Ditto.
5610 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
5611 (scev_var_range_cant_overflow): New function.
5612 (scev_probably_wraps_p): New parameter. Call above function.
5613 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
5615 2016-07-21 Bin Cheng <bin.cheng@arm.com>
5617 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
5618 by removing computation of may_be_zero.
5620 2016-07-21 Jakub Jelinek <jakub@redhat.com>
5622 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
5624 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
5626 Improving concepts performance and diagnostics.
5627 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
5628 for constraint satisfaction and subsumption.
5629 * timevar.h (auto_timevar): New constructor that matches the push/pop
5630 pattern of usage in pt.c.
5632 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
5634 * hwint.h (HOST_WIDE_INT_0): New define.
5635 (HOST_WIDE_INT_0U): Ditto.
5636 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
5637 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
5638 * simplify-rtx.c: Ditto.
5639 * tree-object-size.c: Ditto.
5641 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5643 * config/s390/s390.c (s390_encode_section_info): Remove mode size
5646 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
5648 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
5649 * combine.c: Use HOST_WIDE_INT_M1U instead of
5650 ~(unsigned HOST_WIDE_INT) 0.
5651 * double-int.h: Ditto.
5653 * dwarf2asm.c:Ditto.
5655 * genmodes.c: Ditto.
5657 * read-rtl.c: Ditto.
5658 * tree-ssa-loop-ivopts.c: Ditto.
5659 * tree-ssa-loop-prefetch.c: Ditto.
5660 * tree-vect-generic.c: Ditto.
5661 * tree-vect-patterns.c: Ditto.
5664 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
5666 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
5667 constant addresses outside [0,0xc0] into a register.
5668 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
5669 cases where the base address register is unused after.
5670 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
5671 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
5672 (avr_out_store_psi_reg_disp_tiny): Same.
5674 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
5676 Implement attribute progmem on reduced Tiny cores by adding
5677 flash offset 0x4000 to respective symbols.
5680 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
5681 documentation how it works on reduced Tiny cores.
5682 (AVR Named Address Spaces): No support for reduced Tiny.
5683 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
5684 (avr_address_tiny_pm_p): New static function.
5685 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
5686 if the address is in progmem.
5687 (avr_assemble_integer): Same.
5688 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
5689 for symbol_ref in progmem.
5690 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
5691 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
5692 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
5694 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
5696 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
5697 * configure: Regenerate.
5698 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
5699 (USE_THIN_ARCHIVES): New variable.
5700 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
5701 this archive as a thin archive.
5703 2016-07-20 David Malcolm <dmalcolm@redhat.com>
5705 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
5706 same location as last time, don't skip if we have fix-it hints.
5707 Clarify the skipping logic by converting it from one "if" clause
5708 to repeated "if" clauses.
5709 * spellcheck-tree.c: Include "cpplib.h".
5710 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
5711 (best_macro_match::best_macro_match): New constructor.
5712 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
5713 Move here from c/c-decl.c.
5714 (class best_macro_match): Move here from c/c-decl.c, converting
5715 from a typedef to a subclass, gaining a ctor.
5717 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
5719 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
5720 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
5722 (avr_addr_space_diagnose_usage): ...and implementation.
5723 (avr_addr_space_supported_p): New function.
5724 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
5725 report bad address space usage if that space is supported.
5726 (avr_insert_attributes): Same. No more complain about unsupported
5728 * config/avr/avr-c.c (tm_p.h): Include it.
5729 (avr_cpu_cpp_builtins): Only define addr-space related built-in
5730 macro if avr_addr_space_supported_p.
5732 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
5734 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
5735 flag_toplevel_reorder.
5737 2016-07-20 David Malcolm <dmalcolm@redhat.com>
5739 * gcc-rich-location.c
5740 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
5742 * gcc-rich-location.h
5743 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
5745 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
5747 * target.def (addr_space): Add new diagnose_usage to hook vector.
5748 * targhooks.c (default_addr_space_diagnose_usage): Add default
5749 implementation and...
5750 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
5751 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
5752 is some address space, call targetm.addr_space.diagnose_usage.
5753 * doc/tm.texi.in (Named Address Spaces): Add anchor for
5754 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
5755 * doc/tm.texi: Regenerate.
5757 2016-07-20 Martin Liska <mliska@suse.cz>
5760 * graphite-isl-ast-to-gimple.c (later_of_the_two):
5761 Properly handly PHI stmts.
5763 2016-07-20 Bin Cheng <bin.cheng@arm.com>
5765 PR tree-optimization/71503
5766 PR tree-optimization/71683
5767 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
5770 2016-07-20 Martin Liska <mliska@suse.cz>
5772 * doc/invoke.texi (-fipa-ra): Document when the option is
5773 disabled. Fix a typo.
5775 2016-07-20 Martin Liska <mliska@suse.cz>
5777 * Makefile.in: Include fibonacci_heap.c
5778 * fibonacci_heap.c: New file.
5779 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
5780 (fibonacci_heap::union_with): Fix deletion of the second heap.
5781 * selftest-run-tests.c (selftest::run_tests): Incorporate
5782 fibonacci heap tests.
5783 * selftest.h: Declare fibonacci_heap_c_tests.
5785 2016-07-20 Martin Liska <mliska@suse.cz>
5787 * selftest-run-tests.c (selftest::run_tests): New function.
5788 * selftest.h (sreal_c_tests): Declare.
5789 * sreal.c (sreal_verify_basics): New function.
5790 (verify_aritmetics): Likewise.
5791 (sreal_verify_arithmetics): Likewise.
5792 (verify_shifting): Likewise.
5793 (sreal_verify_shifting): Likewise.
5794 (void sreal_c_tests): Likewise.
5796 2016-07-19 Jakub Jelinek <jakub@redhat.com>
5798 PR rtl-optimization/71916
5799 * cfgrtl.c (contains_no_active_insn_p): Return false also for
5800 bb which have a single succ fake edge.
5802 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
5805 * dwarf2out.c (gen_subprogram_die): Only call
5806 gen_unspecified_parameters_die while dumping early dwarf.
5808 2016-07-19 Jakub Jelinek <jakub@redhat.com>
5811 * gimple-fold.c (fold_builtin_memory_op): Use
5812 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
5814 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
5816 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
5817 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
5818 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
5819 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
5823 * double-int.c: Ditto.
5825 * dwarf2out.c: Ditto.
5828 * fold-const.c: Ditto.
5829 * function.c: Ditto.
5831 * genmodes.c: Ditto.
5835 * loop-doloop.c: Ditto.
5836 * loop-invariant.c: Ditto.
5843 * simplify-rtx.c: Ditto.
5844 * stor-layout.c: Ditto.
5846 * tree-ssa-loop-ivopts.c: Ditto.
5847 * tree-vect-generic.c: Ditto.
5848 * tree-vect-patterns.c: Ditto.
5853 * wide-int-print.cc: Ditto.
5854 * wide-int.cc: Ditto.
5855 * wide-int.h: Ditto.
5857 2016-07-19 David Malcolm <dmalcolm@redhat.com>
5859 * selftest.c (selftest::assert_streq): Handle NULL values of
5860 val_actual and val_expected.
5862 2016-07-19 Martin Jambor <mjambor@suse.cz>
5865 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
5866 rather than cgraph_create_node to get a call graph node.
5868 2016-07-19 Richard Biener <rguenther@suse.de>
5870 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
5871 handle all tcc_constant bases and valueize SSA names.
5872 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
5875 2016-07-19 David Malcolm <dmalcolm@redhat.com>
5877 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
5878 the flags of the exit block and bb2, not just the entry block.
5880 2016-07-19 Richard Biener <rguenther@suse.de>
5882 PR tree-optimization/71901
5883 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
5884 align member, group stuff with the bitfield.
5885 (vn_ref_op_align_unit): New inline.
5886 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
5887 record element alignment and operand 3 unchanged.
5888 (ao_ref_init_from_vn_reference): Adjust.
5889 (valueize_refs_1): Likewise.
5890 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
5892 2016-07-19 Richard Biener <rguenther@suse.de>
5894 PR tree-optimization/71908
5895 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
5896 symbolic constants in a more reliable way.
5898 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
5900 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
5902 (vect_update_inits_of_drs): Likewise.
5903 (vect_create_cond_for_alias_checks): Likewise.
5904 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
5906 2016-07-19 Richard Biener <rguenther@suse.de>
5909 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
5910 with an abstract origin that is not an inlined function outer
5911 scope add a self-reference as abstract origin.
5912 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
5914 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5917 * config/rs6000/rs6000.c (rs6000_function_value): Fix
5918 unintentional System V.4 structure return breakage for structures
5919 with a single floating point element.
5921 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
5923 PR tree-optimization/71734
5924 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
5925 contains REF, use it to check safelen, assume that safelen value
5926 must be greater 1, fix style.
5927 (ref_indep_loop_p_2): Add REF_LOOP argument.
5928 (ref_indep_loop_p): Pass LOOP as additional argument to
5931 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
5933 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
5934 allocation in the prologue.
5935 * explow.c (get_dynamic_stack_base): New function to return an address
5936 expression for the dynamic stack base.
5937 (get_dynamic_stack_size): New function to do the required dynamic stack
5938 space size calculations.
5939 (allocate_dynamic_stack_space): Use new functions.
5940 (align_dynamic_address): Move some code from
5941 allocate_dynamic_stack_space to new function.
5942 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
5944 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5946 * config/s390/s390.c (s390_encode_section_info): Always set
5947 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
5950 2016-07-18 Richard Biener <rguenther@suse.de>
5952 PR tree-optimization/71893
5953 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
5954 for sizetype cast added by array_ref_element_size.
5955 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5957 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
5959 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
5960 register parameters. Remove code to initialize argument pointer
5961 on TARGET_64BIT. Optimize call to _mcount when it can be reached
5962 using a pc-relative branch. Cleanup conditional code.
5963 * config/pa/pa.md (call_mcount): New expander.
5964 (call_mcount_nonpic): New insn.
5965 (call_mcount_pic): New insn and split.
5966 (call_mcount_pic_post_reload): New insn.
5967 (call_mcount_64bit): New insn and split.
5968 (call_mcount_64bit_post_reload): New insn.
5970 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
5972 * config/avr/predicates.md (const_m255_to_m1_operand): New.
5973 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
5974 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
5975 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
5976 (*usum_widenqihi3, *udiff_widenqihi3)
5977 (*addhi3_zero_extend.const): New combiner insns.
5978 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
5979 just 1 bit is affected.
5980 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
5981 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
5983 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
5985 * omp-low.c (lower_omp_target): Mark data clauses with
5986 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
5987 zero-length subarrays.
5989 2016-07-15 Richard Biener <rguenther@suse.de>
5991 PR tree-optimization/71881
5992 * tree-loop-distribution.c (destroy_loop): Remove blocks in
5993 reverse DOM order to make debug temp generation happy.
5995 2016-07-15 Richard Biener <rguenther@suse.de>
5997 PR tree-optimization/71887
5998 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
5999 verify it is not zero for division / modulo handling.
6000 (value_replacement): Adjust.
6002 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
6003 Julian Brown <julian@codesourcery.com>
6005 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
6006 * config/aarch64/aarch64-cost-tables.h
6007 (vulcan_extra_costs): New variable.
6008 * config/aarch64/aarch64.c
6009 (vulcan_addrcost_table): Likewise.
6010 (vulcan_regmove_cost): Likewise.
6011 (vulcan_vector_cost): Likewise.
6012 (vulcan_branch_cost): Likewise.
6013 (vulcan_tunings): Likewise.
6015 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
6017 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
6018 (output_in_order): Loop over undefined variables too. Output them
6019 via assemble_undefined_decl. Skip variables that correspond to hard
6020 registers or have value-exprs.
6021 * varpool.c (symbol_table::output_variables): Handle undefined
6022 variables together with defined ones.
6024 2016-07-15 Richard Biener <rguenther@suse.de>
6026 * tree-ssa-pre.c (get_representative_for): Make sure to return
6027 the value number of SSA names.
6028 (phi_translate_1): get_representative_for cannot return NULL.
6029 (do_pre_regular_insertion): Remove redundant call to
6030 fully_constant_expression.
6031 (do_pre_partial_partial_insertion): Likewise.
6033 2016-07-15 Bin Cheng <bin.cheng@arm.com>
6035 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
6036 (derive_simple_iv_with_niters): New function.
6037 (simple_iv): Rewrite using simple_iv_with_niters.
6038 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
6039 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
6041 (number_of_iterations_exit): Rewrite using above function.
6042 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
6045 2016-07-15 Richard Biener <rguenther@suse.de>
6047 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
6050 2016-07-14 Jakub Jelinek <jakub@redhat.com>
6052 PR tree-optimization/71872
6053 * tree-data-ref.c (get_references_in_stmt): Ignore references
6054 with is_gimple_constant get_base_address.
6056 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
6058 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
6059 (TARGET_HAVE_LDACQD): New macro.
6060 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
6061 than TARGET_HAVE_LDACQ.
6062 (arm_load_acquire_exclusivedi): Likewise.
6063 (arm_store_release_exclusivedi): Likewise.
6065 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
6067 PR rtl-optimization/71878
6068 * lra-constraints.c (match_reload): Pass information about other
6069 output operands. Create new unique register value if matching input
6070 operand shares same register value as output operand being considered.
6071 (curr_insn_transform): Record output operands already processed.
6073 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6076 PR tree-optimization/70923
6077 * tree-vect-patterns.c: Include mult-synthesis.h.
6078 (target_supports_mult_synth_alg): New function.
6079 (synth_lshift_by_additions): Likewise.
6080 (apply_binop_and_append_stmt): Likewise.
6081 (vect_synth_mult_by_constant): Likewise.
6082 (target_has_vecop_for_code): Likewise.
6083 (vect_recog_mult_pattern): Use above functions to synthesize vector
6084 multiplication by integer constants.
6086 2016-07-14 Alan Modra <amodra@gmail.com>
6088 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
6089 gpr alternatives. Correct '*' placement on Y,r alternative.
6090 Add '*' on operand 1 of r,r alternative.
6092 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6094 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
6095 * expmed.h: ... Here.
6097 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
6099 * gimple.h (stmt_can_terminate_bb_p): New function.
6100 * tree-cfg.c (need_fake_edge_p): Rename to ...
6101 (stmt_can_terminate_bb_p): ... this; return true if stmt can
6102 throw external; handle const and pure calls.
6103 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
6105 2016-07-14 Richard Biener <rguenther@suse.de>
6107 PR tree-optimization/71866
6108 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
6109 (do_hoist_insertion): Avoid endless recursion when we
6110 didn't insert anything because we managed to simplify
6111 things down to a constant or SSA name.
6112 (fully_constant_expression): Re-write in terms of ...
6113 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
6114 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
6115 vn_nary_build_or_lookup_1.
6116 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
6117 (vn_nary_build_or_lookup): ... this which now wraps it.
6119 2016-07-14 Alan Modra <amodra@gmail.com>
6122 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
6123 with p9_vector override before power9-dform override.
6125 2016-07-13 Andi Kleen <ak@linux.intel.com>
6127 * value-prof.c (gimple_value_profile_transformations): Don't run
6128 when auto_profile is on.
6130 2016-07-13 Andi Kleen <ak@linux.intel.com>
6132 * auto-profile.c (update_inlined_ind_target,
6133 afdo_indirect_call): Print information to dump file.
6135 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
6137 * genrecog.c (special_predicate_operand_p): New function.
6138 (predicate_name): Move function.
6139 (validate_pattern): Don't warn about missing mode for all
6140 define_special_predicate predicates.
6142 2016-07-13 Bin Cheng <bin.cheng@arm.com>
6144 * tree-vect-data-refs.c (vect_no_alias_p): New function.
6145 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
6146 resolve alias checks which are known at compilation time.
6147 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
6148 alias checks are resolved. Move dump info for too many runtime
6149 alias checks to here...
6150 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
6152 2016-07-13 Richard Biener <rguenther@suse.de>
6154 PR tree-optimization/24574
6155 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
6156 position and add shift, rotate, divison and modulo support
6158 (value_replacement): Pass in argument position to absorbing_element_p.
6160 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
6163 * ipa-inline-transform.c (inline_call): Support
6164 instrumented thunks.
6166 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
6168 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
6169 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
6171 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
6172 Baseline. Make initial alternative TARGET_32BIT only.
6173 (udivsi3): Likewise.
6174 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
6175 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
6178 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
6180 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
6181 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
6182 availability with TARGET_HAVE_MOVT.
6183 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
6184 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
6185 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
6187 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
6188 extra instruction if MOVW is available. Use a cost variable
6189 incremented by COSTS_N_INSNS (1) when the condition match rather than
6190 returning an arithmetic expression based on COSTS_N_INSNS. Make
6191 constant with bottom half word zero cost 2 instruction if MOVW is
6193 * config/arm/arm.md (define_attr "arch"): Add v8mb.
6194 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
6195 target is ARMv8-M Baseline.
6196 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
6197 (arm_movtas_ze): Likewise.
6198 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
6199 alternative for constants satisfying j constraint.
6200 (thumb1_movsi_insn): Likewise.
6201 (movsi splitter for K alternative): Tighten condition to not trigger
6202 if movt is available and j constraint is satisfied.
6203 (Pe immediate splitter): Likewise.
6204 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
6205 constant fitting in an halfword to use MOVW.
6206 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
6209 2016-07-13 Richard Biener <rguenther@suse.de>
6212 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
6213 gimplifying the LHS. Make sure to gimplify a returning twice
6214 call LHS without using SSA names.
6216 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6218 * tree-data-ref.c (find_data_references_in_stmt): Remove
6219 unnecessary call to vec::release.
6220 (graphite_find_data_references_in_stmt): Likewise.
6221 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
6222 * tree-vect-stmts.c (vectorizable_condition): Likewise.
6224 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6226 * cfgexpand.c (expand_used_vars): Make the type of a local
6228 * genmatch.c (lower_for): Likewise.
6229 * haifa-sched.c (haifa_sched_init): Likewise.
6230 (add_to_speculative_block): Likewise.
6231 (create_check_block_twin): Likewise.
6232 * predict.c (handle_missing_profiles): Likewise.
6233 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
6234 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
6235 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
6237 (maybe_lower_iteration_bound): Likewise.
6238 * tree-ssa-sccvn.c (DFS): Likewise.
6239 * tree-stdarg.c (reachable_at_most_once): Likewise.
6240 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
6241 (vectorizable_store): Likewise.
6243 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6245 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
6246 (sccvn_dom_walker): make cond_stack an auto_vec.
6248 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6250 * ree.c (struct ext_state): Make type of members auto_vec.
6251 (find_and_remove_re): Adjust.
6253 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6255 * cfgexpand.c (struct stack_vars_data): Make type of fields
6257 (expand_used_vars): Adjust.
6259 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6261 * ipa.c (record_cdtor_fn): Adjust.
6262 (build_cdtor_fns): Likewise.
6263 (ipa_cdtor_merge): Make static_ctors and static_dtors local
6266 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6268 * genextract.c (struct accum_extract): Add constructor and make
6272 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6274 * tree.c (struct free_lang_data_d): Add constructor and change
6275 types of members to ones that automatically manage resources.
6276 (fld_worklist_push): Adjust.
6277 (find_decls_types): Likewise.
6278 (find_decls_types_in_eh_region): Likewise.
6279 (free_lang_data_in_cgraph): Stop manually creating and
6280 destroying members of free_lang_data_d.
6282 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
6284 PR rtl-optimization/68961
6285 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
6286 peephole variant. Use sse_reg_operand predicates.
6288 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
6290 * config/i386/predicates.md (x86_64_immediate_operand)
6291 <case CONST_INT>: Remove unneeded truncation to DImode.
6292 <case CONST>: Ditto.
6293 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
6295 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6298 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
6299 The xxperm and xxpermr instructions require that the 2nd input
6300 operand overlap with the output operand, and not the 1st.
6301 (altivec_vperm_v8hiv16qi): Likewise.
6302 (altivec_vperm_<mode>_uns_internal): Likewise.
6303 (altivec_vpermr_<mode>_internal): Likewise.
6304 (vperm_v8hiv4si): Likewise.
6305 (vperm_v16qiv8hi): Likewise.
6307 2016-07-12 Nathan Sidwell <nathan@acm.org>
6309 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
6310 when -mno-pic-data-is-text-relative is in effect, by default.
6311 * doc/invoke.texi (mpic-data-is-text-relative): Document new
6312 behavior and clarify.
6314 2016-07-12 Martin Liska <mliska@suse.cz>
6316 * params.def: Add avg-loop niter.
6317 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
6318 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
6319 * doc/invoke.texi: Document the new parameter.
6321 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6324 * expr.c (store_constructor): Mask sign-extended bits when widening
6325 sub-word constructor element at the start of a word.
6327 2016-07-12 Martin Liska <mliska@suse.cz>
6329 * Makefile.in: Append rule for params-options.h.
6330 * params-options.h: New file.
6332 2016-07-12 Martin Liska <mliska@suse.cz>
6334 * ira-build.c (mark_loops_for_removal): Properly iterate
6337 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
6338 Richard Biener <rguenther@suse.de>
6340 PR tree-optimization/23286
6341 PR tree-optimization/70159
6342 * doc/invoke.texi: Document -fcode-hoisting.
6343 * common.opt (fcode-hoisting): New flag.
6344 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
6345 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
6346 (do_regular_insertion): Rename to ...
6347 (do_pre_regular_insertion): ... this and amend general comments
6348 on insertion strathegy.
6349 (do_partial_partial_insertion): Rename to ...
6350 (do_pre_partial_partial_insertion): ... this.
6351 (do_hoist_insertion): New function.
6352 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
6353 and call do_hoist_insertion properly.
6355 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
6356 (pass_pre::execute): Register hoist_insert stats.
6358 2016-07-12 Jakub Jelinek <jakub@redhat.com>
6361 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
6362 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
6363 is different from mode's bitsize. Small cleanup.
6365 2016-07-12 Richard Biener <rguenther@suse.de>
6367 PR rtl-optimization/68961
6368 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
6369 to simplify to a non-constant.
6371 2016-07-11 Jakub Jelinek <jakub@redhat.com>
6374 * omp-low.c (expand_omp_target): Gimplify device.
6376 PR tree-optimization/71823
6377 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
6378 to get vec_oprnds2 from op2.
6380 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
6382 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
6383 Hoist common subexpressions.
6384 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
6386 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
6389 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
6390 prevent generation of 'stxsiwx' on pre Power8 hardware.
6392 2016-07-11 David Malcolm <dmalcolm@redhat.com>
6394 * input.c: Include cpplib.h.
6395 (selftest::temp_source_file): New class.
6396 (selftest::temp_source_file::temp_source_file): New ctor.
6397 (selftest::temp_source_file::~temp_source_file): New dtor.
6398 (selftest::should_have_column_data_p): New function.
6399 (selftest::test_should_have_column_data_p): New function.
6400 (selftest::temp_line_table): New class.
6401 (selftest::temp_line_table::temp_line_table): New ctor.
6402 (selftest::temp_line_table::~temp_line_table): New dtor.
6403 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
6404 it to create a temp_line_table.
6405 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
6406 locations that are known to have column data.
6407 (selftest::line_table_case): New struct.
6408 (selftest::test_reading_source_line): Move tempfile handling
6409 to class temp_source_file.
6410 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
6411 (selftest::assert_token_loc_eq): New function.
6412 (ASSERT_TOKEN_LOC_EQ): New macro.
6413 (selftest::test_lexer): New function.
6414 (selftest::boundary_locations): New array.
6415 (selftest::input_c_tests): Call test_should_have_column_data_p.
6416 Loop over a test matrix of interesting values of location and
6417 default_range_bits, calling test_lexer on each case in the matrix.
6418 Move call to test_accessing_ordinary_linemaps into the matrix.
6419 * selftest.h (ASSERT_EQ): Reimplement in terms of...
6420 (ASSERT_EQ_AT): New macro.
6422 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
6425 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
6426 Don't convert TImode in debug insn.
6428 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
6430 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
6431 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
6432 (tree_type_common::lang_flag_7): New.
6433 (tree_type_common::spare): Reduce size.
6434 * tree.h (TYPE_ALIGN_OK): Remove.
6435 (TYPE_LANG_FLAG_7): New.
6436 (get_inner_reference): Adjust header.
6437 * print-tree.c (print_node): Adjust.
6438 * expr.c (get_inner_reference): Remove parameter keep_aligning.
6439 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
6440 calls to get_inner_reference.
6441 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
6442 handling of TYPE_ALIGN_OK.
6443 * builtins.c (get_object_alignment_2): Adjust call to
6444 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
6445 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
6447 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
6448 * cfgexpand.c (expand_debug_expr): Likewise.
6449 * dbxout.c (dbxout_expand_expr): Likewise.
6450 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
6451 loc_list_from_tree, fortran_common): Likewise.
6452 * fold-const.c (optimize_bit_field_compare,
6453 decode_field_reference, fold_unary_loc, fold_comparison,
6454 split_address_to_core_and_offset): Likewise.
6455 * gimple-laddress.c (execute): Likewise.
6456 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
6457 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
6458 * hsa-gen.c (gen_hsa_addr): Likewise.
6459 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
6460 * tsan.c (instrument_expr): Likewise.
6461 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
6462 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
6463 * tree-affine.c (tree_to_aff_combination,
6464 get_inner_reference_aff): Adjust calls to get_inner_reference.
6465 * tree-data-ref.c (split_constant_offset_1,
6466 dr_analyze_innermost): Likewise.
6467 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
6468 * tree-sra.c (ipa_sra_check_caller): Likewise.
6469 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
6470 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
6471 bswap_replace): Likewise.
6472 * tree-vect-data-refs.c (vect_check_gather,
6473 vect_analyze_data_refs): Likewise.
6474 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
6475 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
6478 2016-07-11 David Malcolm <dmalcolm@redhat.com>
6480 * Makefile.in (selftest-valgrind): New phony target.
6481 * function-tests.c (selftest::build_cfg): Delete pass instances
6482 created by the test.
6483 (selftest::convert_to_ssa): Likewise.
6484 (selftest::test_expansion_to_rtl): Likewise.
6485 * tree-cfg.c (selftest::test_linear_chain): Release dominator
6487 (selftest::test_diamond): Likewise.
6489 2016-07-11 Richard Biener <rguenther@suse.de>
6491 PR tree-optimization/71816
6492 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
6493 than replacing all of its operands.
6495 2016-07-11 Alan Modra <amodra@gmail.com>
6497 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
6498 (ctr<mode>): Add unspec.
6499 (ctr<mode>_internal*): Likewise.
6501 2016-07-08 James Bowman <james.bowman@ftdichip.com>
6503 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
6504 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
6506 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
6508 PR rtl-optimization/71621
6509 * lra-constraints.c (process_alt_operands): Check combination of
6512 2016-07-08 Jason Merrill <jason@redhat.com>
6513 Richard Biener <rguenther@suse.de>
6515 P0145: Refining Expression Order for C++.
6516 * gimplify.c (initial_rhs_predicate_for): New.
6517 (gimplfy_modify_expr): Gimplify RHS before LHS.
6519 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6522 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6523 Allow standard error handling to take over when a wrong number
6524 of arguments is presented to __builtin_vec_ld () or
6525 __builtin_vec_st ().
6527 2016-07-08 Jiong Wang <jiong.wang@arm.com>
6529 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
6534 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
6535 __builtin_aarch64_fmaxv2sf.
6536 (vmaxnmq_f32): Likewise.
6537 (vmaxnmq_f64): Likewise.
6538 (vminnm_f32): Likewise.
6539 (vminnmq_f32): Likewise.
6540 (vminnmq_f64): Likewise.
6542 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
6545 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
6546 enable -mfloat128-hardware by default.
6547 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
6548 that IEEE 128-bit hardware support needs.
6549 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6550 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
6551 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
6552 floating point requires.
6553 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
6554 -mfloat128 and -mfloat128-hardware changes.
6556 2016-07-08 Alan Hayward <alan.hayward@arm.com>
6558 PR tree-optimization/71667
6559 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
6561 2016-07-08 Martin Liska <mliska@suse.cz>
6564 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
6565 folding produces SAVE_EXPRs, thus return false for the type.
6567 2016-07-07 Martin Liska <mliska@suse.cz>
6569 * file-find.c (remove_prefix): New function.
6570 * file-find.h (remove_prefix): Declare the function.
6571 * gcc-ar.c (main): Skip a folder of the wrapper if
6572 a wrapped binary would point to the same file.
6574 2016-07-07 Jan Hubicka <jh@suse.cz>
6576 * tree-scalar-evolution.c (iv_can_overflow_p): export.
6577 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
6578 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
6580 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
6583 * ipa-inline-analysis.c (compute_inline_parameters): Set
6584 local.can_change_signature to false for intrumentation
6587 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
6589 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
6590 with TARGET_HAVE_MOVT.
6591 (TARGET_HAVE_MOVT): Define.
6592 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
6593 availability with TARGET_HAVE_MOVT.
6594 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
6596 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
6598 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
6599 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
6600 * config/arm/constraints.md (define_constraint "j"): Use
6601 TARGET_HAVE_MOVT to check MOVT availability.
6603 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
6605 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
6607 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
6609 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
6610 (armv8-m.main): Likewise.
6611 (armv8-m.main+dsp): Likewise.
6612 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
6613 (FL_FOR_ARCH8M_MAIN): Likewise.
6614 * config/arm/arm-tables.opt: Regenerate.
6615 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
6616 armv8-m.main+dsp to BE8_LINK_SPEC.
6617 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
6618 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
6619 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
6620 Baseline and Mainline.
6621 (arm_option_override_internal): Also disable arm_restrict_it when
6622 !arm_arch_notm. Update comment for -munaligned-access to also cover
6624 (arm_file_start): Increase buffer size for printing architecture name.
6625 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
6626 and armv8-m.main+dsp.
6627 (mno-unaligned-access): Clarify that this is disabled by default for
6628 ARMv8-M Baseline architectures as well.
6630 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
6632 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
6633 decide whether to prevent some libgcc routines being included for some
6634 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
6635 link between this condition and the one in
6636 libgcc/config/arm/lib1func.S.
6638 2016-07-07 Richard Biener <rguenther@suse.de>
6640 * tree-ssa-pre.c: Include alias.h.
6641 (compute_avail): If we have multiple VN_REFERENCEs with the
6642 same hashtable entry adjust that to make it a valid replacement
6643 for all of them with respect to alignment and aliasing
6644 when doing insertion.
6645 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
6646 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
6648 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
6652 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6653 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
6656 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6658 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
6659 (adjust_mems): Adjust.
6660 (adjust_insn): Likewise.
6661 (prepare_call_arguments): Likewise.
6663 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6665 * gcse.c (struct ls_expr): Make stores field a vector.
6666 (ldst_entry): Adjust.
6667 (free_ldst_entry): Likewise.
6668 (print_ldst_list): Likewise.
6669 (compute_ld_motion_mems): Likewise.
6670 (update_ld_motion_stores): Likewise.
6672 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6674 * gcse.c (struct ls_expr): Remove loads field.
6675 (ldst_entry): Adjust.
6676 (free_ldst_entry): Likewise.
6677 (print_ldst_list): Likewise.
6678 (compute_ld_motion_mems): Likewise.
6680 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6682 * store-motion.c (struct st_expr): Make antic_stores a vector.
6683 (st_expr_entry): Adjust.
6684 (free_st_expr_entry): Likewise.
6685 (print_store_motion_mems): Likewise.
6686 (find_moveable_store): Likewise.
6687 (compute_store_table): Likewise.
6688 (remove_reachable_equiv_notes): Likewise.
6689 (replace_store_insn): Likewise.
6690 (build_store_vectors): Likewise.
6692 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6694 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
6695 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
6697 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
6699 PR tree-optimization/71518
6700 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
6701 misalign also for outer loops with negative step.
6703 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
6705 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
6706 (cortex_a53_shift): Add mov_shift.
6707 (cortex_a53_shift_reg): Add new reservation for register shifts.
6708 (cortex_a53_alu): Remove bfm.
6709 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
6710 (cortex_a53_alu_extr): Add new reservation for EXTR.
6711 (bypasses): Improve bypass modelling.
6713 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6716 * config/avr/avr.c (avr_asm_select_section): Strip off
6717 SECTION_DECLARED from flags when calling get_section.
6719 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6721 * tree-vectorizer.h (vect_memory_access_type): Add
6722 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
6723 * tree-vect-stmts.c (compare_step_with_zero): New function.
6724 (perm_mask_for_reverse): Move further up file.
6725 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
6727 (get_negative_load_store_type): New function.
6728 (get_load_store_type): Call it. Add an ncopies argument.
6729 (vectorizable_mask_load_store): Update call accordingly and
6730 remove tests for negative steps.
6731 (vectorizable_store, vectorizable_load): Likewise. Handle new
6732 memory_access_types.
6734 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6736 * tree-vectorizer.h (vect_memory_access_type): New enum.
6737 (_stmt_vec_info): Add a memory_access_type field.
6738 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
6739 (vect_model_store_cost): Take an access type instead of a boolean.
6740 (vect_model_load_cost): Likewise.
6741 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
6742 vect_model_store_cost and vect_model_load_cost.
6743 * tree-vect-stmts.c (vec_load_store_type): New enum.
6744 (vect_model_store_cost): Take an access type instead of a
6745 store_lanes_p boolean. Simplify tests.
6746 (vect_model_load_cost): Likewise, but for load_lanes_p.
6747 (get_group_load_store_type, get_load_store_type): New functions.
6748 (vectorizable_store): Use get_load_store_type. Record the access
6749 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
6750 (vectorizable_load): Likewise.
6751 (vectorizable_mask_load_store): Likewise. Replace is_store
6752 variable with vls_type.
6754 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6756 * tree-vectorizer.h (vect_grouped_load_supported): Add a
6757 single_element_p parameter.
6758 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
6759 Check the PR65518 case here rather than in vectorizable_load.
6760 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
6761 * tree-vect-stmts.c (vectorizable_load): Likewise.
6763 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6765 * tree-vectorizer.h (gather_scatter_info): New structure.
6766 (vect_check_gather_scatter): Return a bool rather than a decl.
6767 Replace return-by-pointer arguments with a single
6768 gather_scatter_info *.
6769 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
6770 (vect_analyze_data_refs): Update call accordingly.
6771 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
6772 (vectorizable_mask_load_store): Likewise. Also record the
6773 offset dt and vectype in the gather_scatter_info.
6774 (vectorizable_store): Likewise.
6775 (vectorizable_load): Likewise.
6777 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6779 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
6780 strided groups, use the cost of N scalar accesses instead
6781 of ncopies vector accesses.
6782 (vect_model_load_cost): Likewise.
6784 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6786 * tree-vect-stmts.c (vect_cost_group_size): Delete.
6787 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
6788 variable to indicate when once-per-group costs are being used.
6789 (vect_model_load_cost): Likewise. Fix comment and misindented code.
6791 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6793 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
6794 peeling-for-gaps condition.
6796 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6798 * config/s390/s390.c (s390_expand_vec_init): Force initializer
6799 element to register if it doesn't match general_operand.
6801 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
6802 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6804 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
6806 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
6807 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
6808 (SIGNBIT): New mode iterator.
6809 (Fsignbit): New mode attribute.
6810 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
6811 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
6812 when direct moves are available.
6813 (signbit<mode>2_dm): New define_insn_and_split).
6814 (signbit<mode>2_dm2): New define_insn.
6816 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6818 PR rtl-optimization/71594
6819 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
6820 into subregs of appropriate mode before trying to emit a conditional
6823 2016-07-05 Jan Hubicka <jh@suse.cz>
6825 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
6826 (simple_iv): Use it.
6828 2016-07-05 Jan Hubicka <jh@suse.cz>
6830 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
6832 2016-07-05 Jiong Wang <jiong.wang@arm.com>
6834 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
6837 2016-07-05 Jan Hubicka <jh@suse.cz>
6839 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
6842 2016-07-05 Richard Biener <rguenther@suse.de>
6844 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
6845 Handle empty else block.
6846 (is_feasible_trace): Likewise.
6847 (split_paths): Likewise.
6849 2016-07-05 Richard Biener <rguenther@suse.de>
6851 * tree-loop-distribution.c (distribute_loop): Fix issue with
6852 the cost model loop.
6854 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
6856 * config/arm/neon-testgen.ml: Delete.
6857 * config/arm/neon.ml: Delete.
6859 2016-07-04 Jakub Jelinek <jakub@redhat.com>
6862 * tree.c (attribute_value_equal): Use get_attribute_name instead of
6863 directly using TREE_PURPOSE.
6865 2016-07-04 Jiong Wang <jiong.wang@arm.com>
6867 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
6868 * config/aarch64/aarch64_neon.h: Likewise.
6869 * config/aarch64/arm_neon.h: Likewise.
6870 * config/aarch64/atomics.md: Likewise.
6871 * config/aarch64/aarch64-simd-builtins.def: Likewise.
6872 * doc/invoke.texi: Likewise.
6874 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
6876 * config/s390/s390.md: Add "z13" cpu_facility.
6877 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
6878 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
6879 condition" type instructions.
6881 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
6882 Jeff Law <law@redhat.com>
6884 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
6885 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
6887 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
6889 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
6890 permutation for TARGET_AVX512F.
6891 (ix86_expand_vec_one_operand_perm_avx512): New function.
6892 (expand_vec_perm_1): Invoke introduced function.
6893 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
6894 it may be not valid after vectorization.
6896 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6899 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
6900 typo in comment. Only force to memory if it is a weak
6903 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
6904 Jiong Wang <jiong.wang@arm.com>
6906 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
6907 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
6908 (AARCH64_FL_F16): New.
6909 (AARCH64_FL_FOR_ARCH8_2): New.
6910 (AARCH64_ISA_8_2): New.
6911 (AARCH64_ISA_F16): New.
6912 (TARGET_FP_F16INST): New.
6913 (TARGET_SIMD_F16INST): New.
6914 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
6915 ("fp"): Disabling "fp" also disables "fp16".
6916 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
6917 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
6918 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
6919 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
6921 2016-07-04 Jan Beulich <jbeulich@suse.com>
6923 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
6925 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6928 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
6929 the insns, use an insn form that does not adjust the offset on
6930 little endian systems.
6932 2016-07-01 Jan Beulich <jbeulich@suse.com>
6934 * varasm.c (get_variable_section): Validate initializer in
6935 named .bss-like sections.
6937 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
6939 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
6940 Exchange the order of the second and third operands in the vpermr
6941 instruction tmeplate.
6943 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
6946 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
6947 Disallow TDmode values.
6949 2016-07-01 Alan Modra <amodra@gmail.com>
6951 PR rtl-optimization/71709
6952 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
6953 being set, not referenced.
6955 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
6957 PR tree-optimization/70729
6958 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
6959 of loop since it can be not valid after transformation.
6961 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6963 * config/arm/arm.c (thumb_reload_in_hi): Delete.
6964 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
6966 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
6968 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
6971 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6974 * config/rs6000/constraints.md (wY constraint): New constraint to
6975 match the requirements for the LXSD and STXSD instructions.
6976 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
6977 predicate to match the requirements for the LXSD and STXSD
6979 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
6980 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
6981 to make sure that the bottom 2 bits of offset are 0, the address
6982 form is offsettable, and no updating is done in the address mode.
6983 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
6984 (movdi_internal32): Likewise
6985 (movdi_internal64): Likewise.
6987 2016-06-30 Jakub Jelinek <jakub@redhat.com>
6989 PR tree-optimization/71707
6990 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
6991 strinfo even for ADDR_EXPR ptr.
6993 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
6995 * config/rs6000/altivec.md (darn_32): Change the condition to
6996 TARGET_P9_MISC instead of TARGET_MODULO.
6997 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
6998 condition expression.
6999 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
7000 condition expression.
7001 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
7002 (DFP_TEST): New code iterator.
7003 (dfptstsfi_<code>_mode>): New define_expand.
7004 (*dfp_sgnfcnc_<mode>): New define_insn.
7005 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
7006 definition next to BU_P9_MISC_1 definition and change the MASK
7007 value to RS6000_BTM_P9_MISC.
7008 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
7009 (BU_P9_64BIT_MISC_0): Likewise.
7010 (BU_P9_DFP_MISC_0): New macro definition.
7011 (BU_P9_DFP_MISC_1): New macro definition.
7012 (BU_P9_DFP_MISC_2): New macro definition.
7013 (BU_P9_DFP_OVERLOAD_1): New macro definition.
7014 (BU_P9_DFP_OVERLOAD_2): New macro definition.
7015 (BU_P9_DFP_OVERLOAD_3): New macro definition.
7016 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
7017 (TSTSFI_LT_TD): Likewise.
7018 (TSTSFI_EQ_DD): Likewise.
7019 (TSTSFI_EQ_TD): Likewise.
7020 (TSTSFI_GT_DD): Likewise.
7021 (TSTSFI_GT_TD): Likewise.
7022 (TSTSFI_OV_DD): Likewise.
7023 (TSTSFI_OV_TD): Likewise.
7024 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
7025 (TSTSFI_LT_DD): Likewise.
7026 (TSTSFI_LT_TD): Likewise.
7027 (TSTSFI_EQ): Likewise.
7028 (TSTSFI_EQ_DD): Likewise.
7029 (TSTSFI_EQ_TD): Likewise.
7030 (TSTSFI_GT): Likewise.
7031 (TSTSFI_GT_DD): Likewise.
7032 (TSTSFI_GT_TD): Likewise.
7033 (TSTSFI_OV): Likewise.
7034 (TSTSFI_OV_DD): Likewise.
7035 (TSTSFI_OV_TD): Likewise.
7036 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7037 overloaded test significance functions.
7038 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
7039 OPTION_MASK_P9_MISC into the representation of this mask.
7040 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
7042 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
7043 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
7045 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
7046 argument is a 6-bit unsigned literal value if the icode argument
7047 represents a DFP test significance built-in call.
7048 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
7049 flag used independently and in combination with the
7050 RS6000_BTM_64BIT flag.
7051 (rs6000_opt_masks): Add entry for power9-misc command-line option.
7052 (rs6000_builtin_mask_names): Add entry for power9-misc
7053 command-line option.
7054 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
7055 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
7056 RS6000_BTM_P9_MISC macros.
7057 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
7058 option and change the description of the -mpower9-vector option to
7059 enable only vector instructions, removing its erroneously claimed
7060 support for scalar instructions.
7061 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7062 the ISA 3.0 digital floating point test significance built-in
7065 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
7067 * config/aarch64/aarch64.c (cortexa35_tunings):
7068 Enable AES fusion. Use cortexa57_branch_cost.
7069 (cortexa53_tunings): Use cortexa57_branch_cost.
7070 (cortexa72_tunings): Use cortexa57_branch_cost.
7071 Use AUTOPREFETCHER_WEAK.
7072 (cortexa73_tunings): Use cortexa57_branch_cost.
7074 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7075 James Greenhalgh <james.greenhalgh@arm.com>
7077 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
7078 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
7079 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
7080 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
7081 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
7082 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
7083 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
7084 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
7085 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
7086 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
7087 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
7088 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
7089 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
7092 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
7093 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7095 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
7097 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
7099 2016-06-30 David Malcolm <dmalcolm@redhat.com>
7102 * gcc.c (driver::build_option_suggestions): Pass "option" to
7103 add_misspelling_candidates.
7104 * opts-common.c (add_misspelling_candidates): Add "option" param;
7105 use it to avoid adding negated forms for options marked with
7107 * opts.h (add_misspelling_candidates): Add "option" param.
7109 2016-06-30 Jakub Jelinek <jakub@redhat.com>
7112 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
7113 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
7114 first when permuting bitwise operation with rotate. Cast
7115 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
7117 2016-06-29 David Malcolm <dmalcolm@redhat.com>
7119 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
7120 for misspelled param names.
7121 * params.c: Include spellcheck.h.
7122 (find_param_fuzzy): New function.
7123 * params.h (find_param_fuzzy): New prototype.
7124 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
7125 * spellcheck.h (struct edit_distance_traits<const char *>):
7128 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
7130 * config/rs6000/predicates.md (const_0_to_7_operand): New
7131 predicate, recognize 0..7.
7132 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
7133 support for doing extracts from V16QImode, V8HImode, V4SImode
7135 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
7136 vector extract support.
7137 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
7138 for ISA 3.0 vector extract.
7139 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
7140 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
7141 extracts of a constant element number from small integer vectors
7142 on 64-bit ISA 3.0 systems.
7143 (vsx_extract_<mode>_di): Likewise.
7144 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
7145 say when we can do ISA 3.0 vector extracts.
7146 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
7147 registers, using the stxsiwx instruction.
7149 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
7151 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
7152 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
7153 qdf24xx_regmove_cost, qdf24xx_tunings): New.
7154 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
7155 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
7156 * config/arm/arm.c (arm_qdf24xx_tune): New.
7158 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
7160 * config/aarch64/aarch64.c (cortexa53_tunings):
7161 Increase loop alignment to 8. Set function alignment to 16.
7162 (cortexa35_tunings): Likewise.
7163 (cortexa57_tunings): Increase loop alignment to 8.
7164 (cortexa72_tunings): Likewise.
7165 (cortexa73_tunings): Likewise.
7167 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
7169 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
7170 for arm_fp16_ok and arm_fp16_hw.
7171 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
7172 arm_fp16_alternative.
7174 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
7176 PR tree-optimization/71655
7177 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
7178 types when swapping operands.
7180 2016-06-29 Martin Liska <mliska@suse.cz>
7183 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
7184 * ipa-inline-transform.c (inline_call): Remove unnecessary call
7185 of build_optimization_node.
7187 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
7189 PR tree-optimization/70729
7190 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
7191 independent in loops having positive safelen value.
7192 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
7193 it may be not valid after vectorization.
7195 2016-06-29 Jakub Jelinek <jakub@redhat.com>
7197 PR tree-optimization/71625
7198 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
7199 is sorted by ascending list->offset. If PTR is non-NULL and there is
7200 previous strinfo, call get_stridx_plus_constant.
7201 (get_stridx): Pass exp as second argument to get_addr_stridx.
7202 (addr_stridxptr): Add missing list = list->next, so that there can be
7203 more than one entries in the list. Bump limit from 16 to 32. Ensure
7204 the list is sorted by ascending list->offset.
7205 (get_stridx_plus_constant): Adjust so that it can be also called with
7206 ADDR_EXPR instead of SSA_NAME as PTR.
7207 (handle_char_store): Pass NULL_TREE as second argument to
7210 2016-06-29 Richard Biener <rguenther@suse.de>
7212 PR rtl-optimization/68961
7213 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
7215 2016-06-29 Richard Biener <rguenther@suse.de>
7218 * alias.c (component_uses_parent_alias_set_from): Handle
7219 type punning through union accesses by using the union alias set.
7220 * gimple.c (gimple_get_alias_set): Remove union type punning case.
7222 2016-07-29 Richard Biener <rguenther@suse.de>
7224 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
7225 precision not matching mode precision.
7227 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
7229 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
7230 pa_output_arg_descriptor.
7231 (call_val_symref_64bit_post_reload): Likewise.
7232 (call_val_powf_64bit_post_reload): Likewise.
7233 (sibcall_internal_symref_64bit): Likewise.
7234 (sibcall_value_internal_symref_64bit): Likewise.
7236 2016-06-28 Jakub Jelinek <jakub@redhat.com>
7239 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
7240 a constant, force its SUBREG_REG into memory or register instead
7243 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7246 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
7247 * doc/invoke.texi (AVR Options): Document it.
7249 2016-06-28 Walter Lee <walt@tilera.com>
7251 * config/tilegx/linux.h: Do not include arch/icache.h
7252 (CLEAR_INSN_CACHE): Provide inlined definition directly.
7253 * config/tilepro/linux.h: Do not include arch/icache.h
7254 (CLEAR_INSN_CACHE): Provide inlined definition directly.
7256 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
7258 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
7259 for big-endian BIT_FIELD_REF.
7261 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
7263 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
7264 ('size' attribute): Add '128'.
7266 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
7267 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
7268 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
7269 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
7270 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
7271 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
7272 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
7273 *trunc<mode>df2_odd): Set size attribute to '128'.
7274 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
7275 * config/rs6000/power6.md (power6-fp): Include dfp type.
7276 * config/rs6000/power7.md (power7-fp): Likewise.
7277 * config/rs6000/power8.md (power8-fp): Likewise.
7278 * config/rs6000/power9.md: New file.
7279 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
7280 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
7281 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
7283 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
7284 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
7285 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
7286 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
7287 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
7288 dfp_dscri_<mode>): Change type attribute to dfp.
7289 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
7290 attribute to vecsimple.
7291 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
7292 and prefetch streams.
7293 (rs6000_option_override_internal): Remove temporary code setting
7294 tuning to power8. Don't set rs6000_sched_groups for power9.
7295 (last_scheduled_insn): Change to rtx_insn *.
7296 (divide_cnt, vec_load_pendulum): New variables.
7297 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
7298 (rs6000_issue_rate): Set issue rate for Power9.
7299 (is_power9_pairable_vec_type): New.
7300 (power9_sched_reorder2): New.
7301 (rs6000_sched_reorder2): Call new function for Power9 specific
7303 (insn_must_be_first_in_group): Remove Power9.
7304 (insn_must_be_last_in_group): Likewise.
7305 (force_new_group): Likewise.
7306 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
7307 Initialize divide_cnt/vec_load_pendulum.
7308 (_rs6000_sched_context, rs6000_init_sched_context,
7309 rs6000_set_sched_context): Handle context save/restore of new
7312 2016-06-28 Richard Biener <rguenther@suse.de>
7314 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
7315 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
7316 COMPONENT_REF operand.
7317 (nonoverlapping_component_refs_p): Likewise.
7318 * stor-layout.c (start_bitfield_representative): Mark
7319 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
7321 2016-06-28 Jakub Jelinek <jakub@redhat.com>
7323 * Makefile.in: Don't cat ../stage_current if it does not exist.
7325 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
7326 last argument is a bit-field.
7328 PR rtl-optimization/71673
7329 * internal-fn.c (expand_arith_overflow_result_store): Use
7330 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
7331 expand_simple_binop.
7334 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
7335 expand_ifn_atomic_compare_exchange): New functions.
7336 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
7337 * tree.h (build_call_expr_internal_loc): Rename to ...
7338 (build_call_expr_internal_loc_array): ... this. Fix up type of
7340 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
7341 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
7342 ATOMIC_COMPARE_EXCHANGE result.
7343 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
7344 * gimple-fold.h (optimize_atomic_compare_exchange_p,
7345 fold_builtin_atomic_compare_exchange): New prototypes.
7346 * gimple-fold.c (optimize_atomic_compare_exchange_p,
7347 fold_builtin_atomic_compare_exchange): New functions..
7348 * tree-ssa.c (execute_update_addresses_taken): If
7349 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
7350 of call when finding addressable vars, and if such var becomes
7351 non-addressable, call fold_builtin_atomic_compare_exchange.
7353 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
7356 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
7357 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
7359 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
7361 * config/rs6000/rs6000.md ('type' attribute): Add
7362 veclogical,veccmpfx,vecexts,vecmove insn types.
7363 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
7364 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
7365 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
7366 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
7367 *nabs<mode>2_hw): Change type to vecmove.
7368 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
7369 *boolcc<mode>3_internal, *eqv<mode>3_internal,
7370 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
7371 *ieee_128bit_vsx_abs<mode>2_internal,
7372 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
7373 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
7374 *ieee128_mtvsrd_32bit): Change type to veclogical.
7375 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
7376 *movdi_internal32, *movdi_internal64): Update insn types.
7377 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
7378 vsx_extract_<mode>): Change type to veclogical.
7379 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
7380 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
7381 *vsx_sign_extend_si_v2di): Change type to vecexts.
7382 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
7384 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
7385 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
7386 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
7387 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
7388 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
7389 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
7390 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
7391 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
7392 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
7393 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
7394 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
7395 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
7396 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
7397 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
7398 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
7399 (ppc7450-vecsimple): Add veclogical, vecmove.
7400 (ppc7450-veccmp): Add veccmpfx.
7401 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
7403 (ppc8540_vector_compare): Add veccmpfx.
7404 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
7405 * config/rs6000/cell.md (cell-fp): Add fpsimple.
7406 (cell-vecsimple): Add veclogical, vecmove.
7407 (cell-veccmp): Add veccmpfx.
7408 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
7409 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
7411 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
7412 * config/rs6000/power4.md (power4-fp): Add fpsimple.
7413 (power4-vecsimple): Add veclogical, vecmove.
7414 (power4-veccmp): Add veccmpfx.
7415 * config/rs6000/power5.md (power5-fp): Add fpsimple.
7416 * config/rs6000/power6.md (power6-fp): Add fpsimple.
7417 (power6-vecsimple): Add veclogical, vecmove.
7418 (power6-veccmp): Add veccmpfx.
7419 * config/rs6000/power7.md (power7-fp): Add fpsimple.
7420 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
7421 * config/rs6000/power8.md (power8-fp): Add fpsimple.
7422 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
7423 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
7424 * config/rs6000/titan.md (titan_fp): Add fpsimple.
7425 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
7427 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
7429 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
7432 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
7433 OPTION_MASK_P9_DFORM_VECTOR.
7434 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
7435 disable -mpower9-dform-vector when using reload.
7436 (quad_address_p): Remove 'gpr_p' argument and all associated code.
7437 New 'strict' argument. Update all callers. Add strict addressing
7439 (rs6000_legitimate_offset_address_p): Remove call to
7440 virtual_stack_registers_memory_p.
7441 (rs6000_legitimize_reload_address): Add quad address support.
7442 (rs6000_legitimate_address_p): Move call to quad_address_p above
7443 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
7444 to account for new strict usage.
7445 (rs6000_output_move_128bit): Adjust quad_address_p args to account
7446 for new strict usage.
7447 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
7449 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
7456 * config/i386/i386.c (ix86_spill_class): Disable condition to
7457 always return NO_REGS.
7459 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
7461 * predict.c: Include gimple-pretty-print.h
7462 (predicted_by_loop_heuristics_p): Check also
7463 PRED_LOOP_EXIT_WITH_RECURSION
7464 (predict_loops): Find self recursive calls and use special purpose
7465 predictors for them; dump log about decisions.
7466 (pass_profile::execute): Dump info about #of iterations.
7467 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
7468 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
7470 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
7472 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
7473 output_asm_insn calls and shorten long lines. Output .CALL
7474 argument descriptor using pa_output_arg_descriptor. Add various
7475 inline $$dyncall and other optimizations.
7476 (pa_attr_length_indirect_call): Adjust ordering and lengths.
7478 2016-06-25 Jakub Jelinek <jakub@redhat.com>
7480 PR tree-optimization/71643
7481 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
7484 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
7485 leak a bitmap if dep_bb is NULL.
7487 PR tree-optimization/71631
7488 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
7489 to rewrite_expr_tree even if negate_result, move new_lhs var
7490 declaration and initialization earlier, for powi_result set afterwards
7491 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
7492 if new_lhs != lhs, and don't shadow gsi var.
7494 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
7496 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
7497 Add in_loop parameter.
7498 (predict_loops): Add loop guard heuristics.
7499 * predict.def (PRED_LOOP_GUARD): New heuristics.
7501 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
7503 * predict.c: Include ipa-utils.h
7504 (tree_bb_level_prediction): Predict recursive calls.
7505 (tree_estimate_probability_bb): Skip inexpensive calls for call
7507 * predict.def (PRED_RECURSIVE_CALL): New.
7509 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7511 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
7512 (BU_FLOAT128_1): Likewise.
7514 (COPYSIGNQ): Likewise.
7515 (RS6000_BUILTIN_NANQ): Likewise.
7516 (RS6000_BUILTIN_NANSQ): Likewise.
7517 (RS6000_BUILTIN_INFQ): Likewise.
7518 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
7519 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
7520 (TARGET_FOLD_BUILTIN): New #define.
7521 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
7522 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
7523 (rs6000_fold_builtin): New target hook implementation, handling
7524 folding of 128-bit NaNs and infinities.
7525 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
7526 entries are filled in to avoid problems during bootstrap
7527 self-test; define builtins for 128-bit NaNs and infinities.
7528 (rs6000_opt_mask): Add entry for float128.
7529 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
7530 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
7531 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
7532 (const_str_type_node): New #define.
7533 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
7534 to a define_expand that dispatches to either copysign<mode>3_soft
7535 or copysign<mode>3_hard.
7536 (copysign<mode>3_hard): Rename from copysign<mode>3.
7537 (copysign<mode>3_soft): New define_insn.
7538 * doc/extend.texi: Document new builtins.
7540 2016-06-24 Jakub Jelinek <jakub@redhat.com>
7542 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
7543 PRIu64 instead of lu.
7545 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
7548 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
7551 2016-06-24 Jakub Jelinek <jakub@redhat.com>
7553 PR tree-optimization/71647
7554 * omp-low.c (lower_rec_input_clauses): Convert
7555 omp_clause_aligned_alignment (c) to size_type_node for the
7556 last argument of __builtin_assume_aligned.
7558 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
7560 * configure.ac (calling ___tls_get_addr via GOT): New
7561 assembler/linker check.
7562 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
7563 assembler and linker supports calling ___tls_get_addr via GOT.
7564 Otherise, defined to 0.
7565 * config.in: Regenerated.
7566 * configure: Likewise.
7567 * config/i386/constraints.md (Yb): New constraint.
7568 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
7569 (REG_CLASS_NAMES): Likewise.
7570 (REG_CLASS_CONTENTS): Likewise.
7571 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
7572 the b constraint with the Yb constraint. Call ___tls_get_addr
7573 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
7575 (*tls_local_dynamic_base_32_gnu): Likewise.
7576 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
7577 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
7578 (*tls_local_dynamic_base_64_<mode>): Likewise.
7580 2016-06-24 Martin Liska <mliska@suse.cz>
7582 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
7583 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
7585 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
7586 argument to true if the expected number of iterations is
7589 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
7591 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
7592 assemble for 32bit target.
7593 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
7594 and $ld_ix86_gld_32_opt to link for 32bit target.
7595 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
7596 * configure: Regenerate.
7598 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7600 * config/arm/arm.c (int_log2): Delete definition and prototype.
7601 (shift_op): Use exact_log2 instead of int_log2.
7602 (vfp3_const_double_for_fract_bits): Likewise.
7604 2016-06-24 Jakub Jelinek <jakub@redhat.com>
7606 * internal-fn.c (expand_arith_set_overflow): New function.
7607 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
7609 (expand_arith_overflow_result_store): Likewise. Handle precision
7610 smaller than mode precision.
7611 * tree-vrp.c (extract_range_basic): For imag part, handle
7612 properly signed 1-bit precision result.
7613 * doc/extend.texi (__builtin_add_overflow): Document that last
7614 argument can't be pointer to enumerated or boolean type.
7615 (__builtin_add_overflow_p): Document that last argument can't
7616 have enumerated or boolean type.
7618 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7619 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7621 * config/rs6000/predicates.md (splat_input_operand): Rework.
7622 Don't allow constants, since the insns that use this predicate
7623 don't support constants. Constants are handled by other insns
7624 that are created via combine. During and after register
7625 allocation, only allow indexed or indirect addresses, and not
7626 general addresses. Only allow modes supported by the hardware.
7627 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
7628 comment. Move check for using VSPLTIS<x> to a common location,
7629 instead of doing it in two different places.
7631 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
7633 * config/i386/driver-i386.c (host_detect_local_cpu): Set
7634 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
7635 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
7636 signature_CENTAUR_ebx.
7638 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
7642 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
7643 (as_ix86_gas_32_opt): This.
7644 (ld_ix86_tls_ldm_opt): Renamed to ...
7645 (ld_ix86_gld_32_opt): This.
7646 (R_386_TLS_LDM reloc): Updated.
7647 (R_386_GOT32X reloc): New assembler/linker check.
7648 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
7649 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
7651 * config.in: Regenerated.
7652 * configure: Likewise.
7653 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
7654 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
7655 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
7656 if ix86_force_load_from_GOT_p returns true.
7657 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
7658 ix86_force_load_from_GOT_p returns true.
7659 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
7660 the external function address via the GOT slot.
7661 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
7662 HAVE_AS_IX86_GOT32X before returning false.
7663 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
7664 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
7666 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
7668 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
7670 2016-06-23 Andi Kleen <ak@linux.intel.com>
7672 * Makefile.in: Regenerate.
7673 * doc/install.texi: Document autoprofiledbootstrap.
7675 2016-06-23 Andi Kleen <ak@linux.intel.com>
7677 * config/i386/gcc-auto-profile: New file.
7679 2016-06-23 Martin Liska <mliska@suse.cz>
7682 * predict.c (predict_loops): Revert the hunk that was removed
7685 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
7687 * config.gcc: Add support for arm*-*-phoenix* targets.
7688 * config/arm/t-phoenix: New.
7689 * config/phoenix.h: New.
7691 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
7692 H.J. Lu <hongjiu.lu@intel.com>
7695 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
7696 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
7697 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
7698 ix86_force_load_from_GOT_p returns true.
7699 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
7700 ix86_force_load_from_GOT_p returns true.
7701 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
7702 ix86_force_load_from_GOT_p returns true.
7703 (ix86_expand_move): Load the external function address via the
7704 GOT slot if ix86_force_load_from_GOT_p returns true.
7705 * config/i386/predicates.md (x86_64_immediate_operand): Return
7706 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
7707 (x86_64_zext_immediate_operand): Ditto.
7709 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
7711 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
7713 2016-06-22 David Malcolm <dmalcolm@redhat.com>
7716 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
7717 * diagnostic.c (pedwarn_at_rich_loc): New function.
7718 * spellcheck.h (best_match::best_match): Add a
7719 "best_distance_so_far" optional parameter.
7720 (best_match::set_best_so_far): New method.
7721 (best_match::get_best_distance): New accessor.
7722 (best_match::get_best_candidate_length): New accessor.
7724 2016-06-22 Nick Clifton <nickc@redhat.com>
7726 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
7727 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
7728 modes are accepted as well.
7729 (ucompare_loc_descriptor): Likewise.
7730 (minmax_loc_descriptor): Likewise.
7731 (clz_loc_descriptor): Likewise.
7732 (popcount_loc_descriptor): Likewise.
7733 (bswap_loc_descriptor): Likewise.
7734 (rotate_loc_descriptor): Likewise.
7735 (mem_loc_descriptor): Likewise.
7736 (loc_descriptor): Likewise.
7738 2016-06-22 David Malcolm <dmalcolm@redhat.com>
7740 * common.opt (fdiagnostics-parseable-fixits): New option.
7741 * diagnostic.c: Include "selftest.h".
7742 (print_escaped_string): New function.
7743 (print_parseable_fixits): New function.
7744 (diagnostic_report_diagnostic): Call print_parseable_fixits.
7745 (selftest::assert_print_escaped_string): New function.
7746 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
7747 (selftest::test_print_escaped_string): New function.
7748 (selftest::test_print_parseable_fixits_none): New function.
7749 (selftest::test_print_parseable_fixits_insert): New function.
7750 (selftest::test_print_parseable_fixits_remove): New function.
7751 (selftest::test_print_parseable_fixits_replace): New function.
7752 (selftest::diagnostic_c_tests): New function.
7753 * diagnostic.h (struct diagnostic_context): Add field
7754 "parseable_fixits_p".
7755 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
7756 -fdiagnostics-parseable-fixits.
7757 (-fdiagnostics-parseable-fixits): New option.
7758 * opts.c (common_handle_option): Handle
7759 -fdiagnostics-parseable-fixits.
7760 * selftest-run-tests.c (selftest::run_tests): Call
7761 selftest::diagnostic_c_tests.
7762 * selftest.h (selftest::diagnostic_c_tests): New prototype.
7764 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
7766 PR tree-optimization/71488
7767 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
7768 comparison of boolean vectors.
7769 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
7770 of boolean vectors using bitwise operations.
7772 2016-06-22 Andreas Schwab <schwab@suse.de>
7774 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
7777 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
7779 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
7781 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
7783 * config/i386/i386.c (print_reg): Emit an error message on attempt to
7786 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7788 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
7789 * config/arm/arm-cores.def (cortex-a73): New entry.
7790 (cortex-a73.cortex-a35): Likewise.
7791 (cortex-a73.cortex-a53): Likewise.
7792 * config/arm/arm-tables.opt: Regenerate.
7793 * config/arm/arm-tune.md: Likewise.
7794 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
7795 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
7796 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
7797 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
7798 * doc/invoke.texi (ARM Options): Document cortex-a73,
7799 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
7801 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7803 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
7804 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
7805 (cortex-a73.cortex-a35): Likewise.
7806 (cortex-a73.cortex-a53): Likewise.
7807 * config/aarch64/aarch64-tune.md: Regenerate.
7808 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
7809 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
7812 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7814 * configure.ac (gcc_cv_as_compress_debug): Remove
7815 --compress-debug-sections as extra as switch.
7816 Handle gas --compress-debug-sections=type.
7817 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
7818 Handle gld --compress-debug-sections=type.
7819 * configure: Regenerate.
7821 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
7823 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
7825 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
7827 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
7828 (do_rewrite): likewise.
7830 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7832 * common/config/mep/mep-common.c: Remove.
7833 * config.gcc: Remove mep-* support.
7834 * config/mep/constraints.md: Remove.
7835 * config/mep/default.h: Remove.
7836 * config/mep/intrinsics.h: Remove.
7837 * config/mep/intrinsics.md: Remove.
7838 * config/mep/ivc2-template.h: Remove.
7839 * config/mep/mep-c5.cpu: Remove.
7840 * config/mep/mep-core.cpu: Remove.
7841 * config/mep/mep-default.cpu: Remove.
7842 * config/mep/mep-ext-cop.cpu: Remove.
7843 * config/mep/mep-intrin.h: Remove.
7844 * config/mep/mep-ivc2.cpu: Remove.
7845 * config/mep/mep-pragma.c: Remove.
7846 * config/mep/mep-protos.h: Remove.
7847 * config/mep/mep.c: Remove.
7848 * config/mep/mep.cpu: Remove.
7849 * config/mep/mep.h: Remove.
7850 * config/mep/mep.md: Remove.
7851 * config/mep/mep.opt: Remove.
7852 * config/mep/predicates.md: Remove.
7853 * config/mep/t-mep: Remove.
7854 * doc/install.texi: Remove mep-* documentation.
7855 * doc/md.texi: Likewise.
7857 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7859 * config.gcc: Remove support for avr-rtems.
7860 * config/avr/gen-avr-mmcu-specs.c: Likewise.
7861 * config/avr/rtems.h: Remove.
7862 * config/avr/t-rtems: Remove.
7864 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7866 * config.gcc: Remove m32r-rtems support.
7867 * config/m32r/rtems.h: Remove.
7869 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7871 * config.gcc: Remove h8300-rtems support.
7872 * config/h8300/rtems.h: Remove.
7873 * config/h8300/t-rtems: Remove.
7875 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7877 * config.gcc: Remove support for knetbsd.
7878 * configure.ac: Likewise.
7879 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
7880 * config/knetbsd-gnu.h: Remove.
7881 * configure: Regenerate.
7883 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7885 * config.gcc: Remove support for openbsd 2 and 3.
7886 * config/openbsd-oldgas.h: Remove.
7888 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7890 * config.gcc: Remove interix support.
7891 * config/i386/i386-interix.h: Remove.
7892 * config/i386/interix.opt: Remove.
7893 * config/i386/t-interix: Remove.
7894 * configure: Regenerate.
7895 * configure.ac: Remove interix support.
7896 * doc/install.texi: Remove interix documentation.
7898 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
7900 * config/rs6000/rs6000.h: Add conditional preprocessing directives
7901 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
7904 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
7906 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
7907 they are both PLACEHOLDER_EXPRs.
7909 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7911 * stor-layout.c (layout_type): Move setting complex MODE to
7912 layout_type, instead of setting it ahead of time by the caller.
7913 * tree.c (build_complex_type): Likewise.
7915 2016-06-21 Martin Liska <mliska@suse.cz>
7917 * predict.c (force_edge_cold): Replace imposisble with
7920 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
7922 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
7923 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
7925 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
7927 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
7929 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
7930 Ilya Enkovich <ilya.enkovich@intel.com>
7933 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
7934 New member function to convert V1TImode register to SUBREG
7935 TImode in debug insn.
7936 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
7937 after changing register mode to V1TImode.
7939 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
7941 * config/aarch64/aarch64-cores.def (vulcan): New core.
7942 * config/aarch64/aarch64-tune.md: Regenerate.
7943 * doc/invoke.texi: Document vulcan as an available option.
7945 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
7947 * cse.c (canon_asm_operands): New function extracted from...
7948 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
7949 either standalone or member of a PARALLEL.
7951 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
7954 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
7955 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
7956 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
7958 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
7961 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
7962 constant addresses if can_create_pseudo_p.
7964 2016-06-21 Jakub Jelinek <jakub@redhat.com>
7966 PR tree-optimization/71588
7967 * tree-ssa-strlen.c (valid_builtin_call): New function.
7968 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
7971 2016-06-20 Jakub Jelinek <jakub@redhat.com>
7974 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
7975 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
7976 for conversion of scalar user var to complex type and use the
7977 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
7980 PR rtl-optimization/71591
7981 * toplev.c (toplev::run_self_tests): If no_backend, complain and
7982 don't run any tests.
7984 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
7987 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
7988 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
7989 space for PIC with non-v32 and the common non-PIC "jump".
7991 2016-06-20 Jakub Jelinek <jakub@redhat.com>
7994 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
7995 returned values and add UN*/LTGT/*ORDERED cases with values matching
7996 D operand modifier on vcmp for AVX.
7998 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
8000 * config/aarch64/aarch64.opt
8001 (mpc-relative-literal-loads): Rename internal option name.
8002 * config/aarch64/aarch64.c
8003 (aarch64_nopcrelative_literal_loads): Rename to
8004 aarch64_pcrelative_literal_loads.
8005 (aarch64_expand_mov_immediate): Likewise.
8006 (aarch64_secondary_reload): Likewise.
8007 (aarch64_can_use_per_function_literal_pools_p): Likewise.
8008 (aarch64_override_options_after_change_1): Rename and simplify logic.
8009 (aarch64_classify_symbol): Merge large model checks into switch,
8010 remove pc-relative load check.
8012 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
8014 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
8015 costs relative to the cost of a register move.
8017 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
8019 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
8020 (vcvt_n_f64_u64): Likewise.
8021 (vcvt_n_s64_f64): Likewise.
8022 (vcvt_n_u64_f64): Likewise.
8023 (vcvt_f64_s64): Likewise.
8024 (vrecpe_f64): Likewise.
8025 (vcvt_f64_u64): Likewise.
8026 (vrecps_f64): Likewise.
8028 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
8030 * config/aarch64/aarch64.md
8031 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
8033 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
8035 * config/aarch64/aarch64-builtins.c
8036 (aarch64_types_binop_uss_qualifiers): Delete.
8037 (TYPES_BINOP_USS): Likewise.
8038 (aarch64_types_binop_sus_qualifiers): Likewise.
8039 (TYPES_BINOP_SUS): Likewise.
8040 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
8041 (TYPES_FCVTIMM_SUS): Likewise.
8042 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
8044 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
8045 (fcvtzs): Use SHIFTIMM rather than BINOP.
8046 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
8048 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
8050 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
8051 costs relative to the cost of a register move.
8053 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
8055 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
8056 Allow scalar/single vector modes to be tieable.
8058 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
8060 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
8062 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8064 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
8066 * tree.h (TYPE_ALIGN): Likewise.
8068 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
8071 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
8073 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
8075 * config/avr/avr.c (avr_print_operand): Fix "format not a string
8076 literal" build warnings.
8077 (avr_print_operand_address): Dito.
8079 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
8082 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
8083 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
8085 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
8087 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
8089 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
8092 * reload1.c (reload): Pass 0 to finish_spills when called because
8093 update_eliminables_and_spill returns true and remove did_spill.
8094 (finish_spills): Adjust comment and document GLOBAL parameter.
8096 2016-06-17 DJ Delorie <dj@redhat.com>
8099 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
8100 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
8101 (umulqihi3_virt): Likewise.
8102 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
8103 (umulqihi3_real): Likewise.
8105 2016-06-17 Martin Liska <mliska@suse.cz>
8107 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
8109 2016-06-17 Martin Liska <mliska@suse.cz>
8111 * predict.def: PRED_LOOP_EXIT from 92 to 85.
8113 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
8115 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
8117 (vaddq_f32): Likewise.
8118 (vmul_f32): Likewise.
8119 (vmulq_f32): Likewise.
8120 (vsub_f32): Likewise.
8121 (vsubq_f32): Likewise.
8123 2016-06-17 Bin Cheng <bin.cheng@arm.com>
8125 PR tree-optimization/71347
8126 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
8127 cost for all uses in group.
8129 2016-06-17 Bin Cheng <bin.cheng@arm.com>
8131 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
8132 insert gimple seq if it's not empty.
8134 2016-06-17 Bin Cheng <bin.cheng@arm.com>
8136 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
8138 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
8140 (comp_dr_with_seg_len_pair): Ditto.
8141 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
8142 struct dr_with_seg_len_pair against DR_OFFSET.
8143 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
8146 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
8148 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
8150 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
8152 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
8153 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
8154 (pa_output_millicode_call): Likewise.
8155 (pa_output_call): Likewise.
8156 (pa_output_indirect_call): Likewise.
8157 (pa_asm_output_mi_thunk): Likewise.
8159 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
8161 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
8163 2016-06-16 Martin Liska <mliska@suse.cz>
8165 * predict.c (combine_predictions_for_insn): When we find a first
8166 match predictor, we should consider just predictors with
8167 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
8168 DS theory predictor.
8169 (combine_predictions_for_bb): Likewise.
8171 2016-06-16 Jakub Jelinek <jakub@redhat.com>
8173 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
8174 with base of reference to struct.
8176 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
8178 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
8180 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8183 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
8184 progmem_swtable_section.
8185 (progmem_swtable_section): Remove.
8186 (avr_asm_function_rodata_section): Remove.
8187 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
8188 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
8190 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
8192 * config/i386/driver-i386.c (host_detect_local_cpu): Set
8193 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
8194 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
8195 signature_CENTAUR_ebx.
8196 * config/i386/i386.c (ix86_option_override_internal): Add
8197 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
8198 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
8199 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
8201 2016-06-16 Martin Liska <mliska@suse.cz>
8203 * predict.def: Add fortran loop preheader predictor.
8204 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
8205 fold IFN_BUILTIN_EXPECT with a known constant argument.
8207 2016-06-16 Martin Liska <mliska@suse.cz>
8209 * predict.def: Add 'Fortran' to display text of all
8210 PRED_FORTRAN_* predictors.
8212 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
8215 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
8216 [IA64_BUILTIN_NANSQ]: Ditto.
8217 (ia64_fold_builtin): New function.
8218 (TARGET_FOLD_BUILTIN): New define.
8219 (ia64_init_builtins) Declare const_string_type node.
8220 Add __builtin_nanq and __builtin_nansq builtin functions.
8221 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
8223 2016-06-16 Nick Clifton <nickc@redhat.com>
8225 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
8226 MSP430_HWMULT_ prefix to enum values.
8227 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
8228 * config/msp430/msp430.c: Update use of enum values.
8229 * config/msp430/msp430.md: Likewise.
8230 * config/msp430/msp430.opt: Likewise.
8232 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
8234 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
8235 of comparsions in the last iteration.
8237 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
8238 Joern Rennecke <joern.rennecke@embecosm.com>
8240 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
8242 (arc_needs_pcl_p): Add GOTOFFPC.
8243 (arc_legitimate_pic_addr_p): Likewise.
8244 (arc_output_pic_addr_const): Likewise.
8245 (arc_legitimize_pic_address): Generate a pc-relative address using
8247 (arc_output_libcall): Use @pcl syntax.
8248 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
8249 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
8250 (*movsi_insn): Use @pcl syntax.
8251 (doloop_begin_i): Likewise.
8253 2016-06-16 Martin Liska <mliska@suse.cz>
8255 * predict.def: Define a new predictor.
8257 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
8259 * config/arc/arc.opt (mtp-regno): Update text.
8261 2016-06-16 Renlin Li <renlin.li@arm.com>
8263 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
8265 2016-06-16 Jakub Jelinek <jakub@redhat.com>
8268 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
8269 (setcc + and peephole2): Likewise.
8271 PR rtl-optimization/71532
8272 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
8275 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
8277 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
8278 DImode constants with XXSPLTIB in vector registers.
8279 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
8280 vsx_extract_<mode>_internal{1,2} into a single insn that handles
8281 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
8282 extraction of the element at the top of the register as a scalar
8284 (vsx_extract_<mode>_internal1): Likewise.
8285 (vsx_extract_<mode>_internal2): Likewise.
8286 * config/rs6000/constraints.md (wi constraint): Remove a comment
8287 about DImode not being allowed in Altivec registers.
8288 (wB constraint): New constraint for constants that can be
8289 generated in Altivec registers with VSPLTISW/VUPKHSW.
8290 * config/rs6000/predicates.md (xxspltib_constant_split): Update
8292 (xxspltib_constant_nosplit): Likewise.
8293 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
8294 support for -mupper-regs-di to enable DImode to go into Altivec
8296 (POWERPC_MASKS): Likewise.
8297 (power7 cpu): Likewise.
8298 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
8299 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
8300 for DImode being allowed in Altivec registers. Update wi/wj
8301 constraints. Set scalar_in_vmx_p flag.
8302 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
8303 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
8304 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
8305 (rs6000_opt_masks): Add -mupper-regs-di.
8306 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
8307 direct move to use wi and not wj.
8309 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
8311 (floatunssi<mode>2_lfiwzx_mem): Likewise.
8312 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
8313 any VSX register, instead of just Altivec registers, to allow
8314 either operand to be an Altivec register or both.
8315 (fixuns_trunc<mode>di2_fctiduz): Likewise.
8316 (movdi_internal32): Add support for -mupper-regs-di. Add support
8317 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
8318 the alternatives and attributes to be lined up to be easier to
8320 (movdi_internal64): Likewise.
8321 (64-bit DImode splitters): Change predicates to only split loading
8322 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
8323 load constants in ISA 3.0 or ISA 2.07 respectively.
8324 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
8325 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
8326 mention -mcpu=power9 sets these options.
8327 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
8330 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8333 * config/avr/avr.c (avr_set_current_function): Warn misspelled
8334 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
8335 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
8336 by default to warn misspelled interrupt/ signal handler.
8337 * doc/invoke.texi (AVR Options): Document it. Update description
8338 for -nodevicelib option.
8340 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8342 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
8343 up parentheses. Use GET_MODE_UNIT_BITSIZE.
8344 (aarch64_<sur>shll2_n<mode>): Likewise.
8346 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
8349 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
8350 DECL_CONTEXT for copied arguments.
8352 2016-06-15 Alan Hayward <alan.hayward@arm.com>
8354 PR tree-optimization/71483
8355 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
8358 2016-06-15 Martin Liska <mliska@suse.cz>
8360 * predict.c (tree_predict_by_opcode): Call predict_edge_def
8361 instead of predict_edge w/o a probability.
8363 2016-06-15 Alan Hayward <alan.hayward@arm.com>
8365 PR tree-optimization/71439
8366 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
8369 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8371 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
8372 register subregs in SET_SRC.
8374 2016-06-15 Richard Biener <rguenther@suse.de>
8376 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
8379 2016-06-15 Richard Biener <rguenther@suse.de>
8381 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
8382 not consider dependences between accesses that belong to the
8384 (vect_analyze_data_ref_dependences): Do not analyze read-read
8385 or self-dependences.
8387 2016-06-14 David Malcolm <dmalcolm@redhat.com>
8389 * spellcheck-tree.c: Include spellcheck-tree.h rather than
8391 (find_closest_identifier): Reimplement in terms of
8392 best_match<tree,tree>.
8393 * spellcheck-tree.h: New file.
8394 * spellcheck.c (struct edit_distance_traits<const char *>): New
8396 (find_closest_string): Reimplement in terms of
8397 best_match<const char *, const char *>.
8398 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
8399 overload to spellcheck-tree.h.
8400 (find_closest_identifier): Likewise.
8401 (struct edit_distance_traits<T>): New template.
8402 (class best_match): New class.
8404 2016-06-14 David Malcolm <dmalcolm@redhat.com>
8406 * selftest-run-tests.c (selftest::run_tests): Call
8407 selftest::spellcheck_tree_c_tests.
8408 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
8409 * spellcheck-tree.c: Include selftest.h and stringpool.h.
8410 (selftest::test_find_closest_identifier): New function.
8411 (selftest::spellcheck_tree_c_tests): New function.
8412 * spellcheck.c (selftest::test_find_closest_string): Verify that
8413 the order of the vec does not affect the results for this case.
8414 (selftest::test_data): New array.
8415 (selftest::test_metric_conditions): New function.
8416 (selftest::spellcheck_c_tests): Add a test of case-comparison.
8417 Call selftest::test_metric_conditions.
8419 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8421 * config/rs6000/rs6000-builtin.def (commentary): Typo.
8422 (BU_P9_MISC_1): Likewise.
8423 (BU_P9_64BIT_MISC_0): Likewise.
8424 (BU_P9_MISC_0): Likewise.
8426 2016-06-14 David Malcolm <dmalcolm@redhat.com>
8428 * gcc-rich-location.c
8429 (gcc_rich_location::add_fixit_misspelled_id): New method.
8430 * gcc-rich-location.h
8431 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
8433 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
8435 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
8436 FreeBSD 11 and above.
8438 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
8440 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
8442 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8444 * expmed.h: Close parenthesis in "at your option" in copyright
8446 * lower-subreg.h: Likewise.
8448 2016-06-14 Richard Biener <rguenther@suse.de>
8451 * genmatch.c (expr::gen_transform): Use in_type for comparisons
8454 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8456 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
8458 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
8460 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
8462 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
8463 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
8465 2016-06-14 Richard Biener <rguenther@suse.de>
8467 PR tree-optimization/71522
8468 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
8469 copying into float copying.
8471 2016-06-14 Jakub Jelinek <jakub@redhat.com>
8473 PR tree-optimization/71520
8474 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
8475 (replace_block_by): Move user labels from bb1 to bb2.
8477 2016-06-14 Richard Biener <rguenther@suse.de>
8481 * expr.h (get_bit_range): Declare.
8482 * expr.c (get_bit_range): Export.
8483 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
8484 word_mode again to constrain the bitfield access.
8486 2016-06-14 Richard Biener <rguenther@suse.de>
8488 PR tree-optimization/71521
8489 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
8490 division int_const_binop against zero divisor.
8492 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
8494 * config/i386/i386.md (signbittf2): New expander.
8495 * config/i386/sse.md (ptesttf2): New insn pattern.
8497 2016-06-13 David Malcolm <dmalcolm@redhat.com>
8500 * input.c (selftest::test_reading_source_line): Avoid reading from
8501 __FILE__ by creating a tempfile with known content and reading
8504 2016-06-13 David Malcolm <dmalcolm@redhat.com>
8506 * pretty-print.c (assert_pp_format_colored): Skip the test if
8508 (test_pp_format): Remove comment about GCC_COLORS.
8510 2016-06-13 David Malcolm <dmalcolm@redhat.com>
8512 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
8513 * pretty-print.c (assert_pp_format_va): Add location param and use
8514 it with ASSERT_STREQ_AT.
8515 (assert_pp_format): Add location param and pass it to
8516 assert_pp_format_va.
8517 (assert_pp_format_colored): Likewise.
8518 (ASSERT_PP_FORMAT_1): New.
8519 (ASSERT_PP_FORMAT_2): New.
8520 (ASSERT_PP_FORMAT_3): New.
8521 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
8522 explicitly, or implicitly via the above macros.
8523 * selftest.c (selftest::pass): Use a selftest::location rather
8525 (selftest::fail): Likewise. Print the function name.
8526 (selftest::fail_formatted): Likewise.
8527 (selftest::assert_streq): Use a selftest::location rather than
8529 * selftest.h (selftest::location): New struct.
8530 (SELFTEST_LOCATION): New macro.
8531 (selftest::pass): Accept a const location & rather than file
8533 (selftest::fail): Likewise.
8534 (selftest::fail_formatted): Likewise.
8535 (selftest::assert_streq): Likewise.
8536 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
8537 (ASSERT_FALSE): Likewise.
8538 (ASSERT_EQ): Likewise.
8539 (ASSERT_NE): Likewise.
8540 (ASSERT_STREQ): Likewise.
8541 (ASSERT_PRED1): Likewise.
8542 (ASSERT_STREQ_AT): New macro.
8544 2016-06-13 David Malcolm <dmalcolm@redhat.com>
8546 * selftest.c (selftest::fail_formatted): New function.
8547 (selftest::assert_streq): New function.
8548 * selftest.h (selftests::fail_formatted): New decl.
8549 (selftest::assert_streq): New decl.
8550 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
8552 2016-06-13 Jeff Law <law@redhat.com>
8554 PR tree-optimization/71403
8555 * tree-ssa-threadbackward.c
8556 (convert_and_register_jump_thread_path): No longer accept reference
8557 to path. Do not pop items off the path anymore.
8558 (fsm_find_control_statement_thread_paths): Do not allow threading
8559 to a deeper loop nest. Pop the last item off the path here rather
8560 than in convert_and_register_jump_thread_path.
8562 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
8563 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
8565 [AArch64] Emit division using the Newton series
8567 * config/aarch64/aarch64-protos.h
8568 (cpu_approx_modes): Add new member "division".
8569 (aarch64_emit_approx_div): Declare new function.
8570 * config/aarch64/aarch64.c
8571 (generic_approx_modes): New member "division".
8572 (exynosm1_approx_modes): Likewise.
8573 (xgene1_approx_modes): Likewise.
8574 (aarch64_emit_approx_div): Define new function.
8575 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
8576 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
8577 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
8578 * doc/invoke.texi (-mlow-precision-div): Describe new option.
8580 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
8581 Wilco Dijkstra <wilco.dijkstra@arm.com>
8583 [AArch64] Emit square root using the Newton series
8585 * config/aarch64/aarch64-protos.h
8586 (aarch64_emit_approx_rsqrt): Replace with new function
8587 "aarch64_emit_approx_sqrt".
8588 (cpu_approx_modes): New member "sqrt".
8589 * config/aarch64/aarch64.c
8590 (generic_approx_modes): New member "sqrt".
8591 (exynosm1_approx_modes): Likewise.
8592 (xgene1_approx_modes): Likewise.
8593 (aarch64_emit_approx_rsqrt): Replace with new function
8594 "aarch64_emit_approx_sqrt".
8595 (aarch64_override_options_after_change_1): Handle new option.
8596 * config/aarch64/aarch64-simd.md
8597 (rsqrt<mode>2): Use new function instead.
8598 (sqrt<mode>2): New expansion and insn definitions.
8599 * config/aarch64/aarch64.md: Likewise.
8600 * config/aarch64/aarch64.opt
8601 (mlow-precision-sqrt): Add new option description.
8602 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
8604 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
8606 [AArch64] Add more choices for the reciprocal square root approximation
8608 Allow a target to prefer such operation depending on the operation mode.
8610 * config/aarch64/aarch64-protos.h
8611 (AARCH64_APPROX_MODE): New macro.
8612 (AARCH64_APPROX_{NONE,ALL}): Likewise.
8613 (cpu_approx_modes): New structure.
8614 (tune_params): New member "approx_modes".
8615 * config/aarch64/aarch64-tuning-flags.def
8616 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
8617 * config/aarch64/aarch64.c
8618 (generic_approx_modes): New core "cpu_approx_modes" structure.
8619 (exynosm1_approx_modes): Likewise.
8620 (xgene1_approx_modes): Likewise.
8621 (generic_tunings): New member "approx_modes".
8622 (cortexa35_tunings): Likewise.
8623 (cortexa53_tunings): Likewise.
8624 (cortexa57_tunings): Likewise.
8625 (cortexa72_tunings): Likewise.
8626 (exynosm1_tunings): Likewise.
8627 (thunderx_tunings): Likewise.
8628 (xgene1_tunings): Likewise.
8629 (use_rsqrt_p): New argument for the mode and use new member from
8631 (aarch64_builtin_reciprocal): Devise mode from builtin.
8632 (aarch64_optab_supported_p): New argument for the mode.
8633 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
8635 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
8637 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
8638 RS6000_BTM_MODULO flag into the set of flags that are considered
8639 to be part of the common configuration.
8641 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
8643 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
8644 difference unsigned.
8645 (vec_absdb): New macro for vector absolute difference unsigned
8647 (vec_absdh): New macro for vector absolute difference unsigned
8649 (vec_absdw): New macro for vector absolute difference unsigned word.
8650 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
8651 (vadu<mode>3): New insn.
8652 (*p9_vadu<mode>3): New insn.
8653 * config/rs6000/rs6000-builtin.def (vadub): New built-in
8655 (vaduh): New built-in definition.
8656 (vaduw): New built-in definition.
8657 (vadu): New overloaded built-in definition.
8658 (vadub): New overloaded built-in definition.
8659 (vaduh): New overloaded built-in definition.
8660 (vaduw): New overloaded built-in definition.
8661 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8662 overloaded vector absolute difference unsigned functions.
8663 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8664 the ISA 3.0 vector absolute difference unsigned built-in functions.
8666 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
8668 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
8669 update shared_lookup_references only once after changing operands.
8671 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
8674 * tree-nested.c (convert_nonlocal_omp_clauses)
8675 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
8677 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
8678 * tree.def (CASE_LABEL_EXPR): Likewise.
8680 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
8683 * input.c (test_builtins): Fix an assertion.
8685 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
8687 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
8690 (isinf<mode>2): Ditto.
8692 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
8694 * ggc-tests.c (test_finalization): Only test need_finalization_p
8695 for GCC_VERSION >= 4003.
8697 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8699 * config/s390/vecintrin.h: Fix file description in comment.
8701 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8703 * config/s390/s390-builtin-types.def: Change builtin type naming
8704 scheme to match builtin-types.def.
8706 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
8708 * fold-const.c (optimize_minmax_comparison): Remove.
8709 (fold_comparison): Remove call to the above.
8710 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
8711 New transformations.
8713 2016-06-13 Alan Hayward <alan.hayward@arm.com>
8715 PR tree-optimization/71416
8716 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
8719 2016-06-13 Martin Liska <mliska@suse.cz>
8721 * predict.c (enum predictor_reason): Prefix enum with REASON_.
8722 (combine_predictions_for_insn): Likewise.
8723 (prune_predictions_for_bb): Likewise.
8724 (combine_predictions_for_bb): Likewise.
8726 2016-06-13 Richard Biener <rguenther@suse.de>
8728 PR tree-optimization/71505
8729 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
8730 assert match comment.
8732 2016-06-13 Marek Polacek <polacek@redhat.com>
8735 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
8736 gimplify_switch_expr.
8737 (warn_switch_unreachable_r): New function.
8739 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8742 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
8745 2016-06-13 Richard Biener <rguenther@suse.de>
8748 * fold-const.c (fold_unary_loc): Preserve alignment when
8749 folding a VIEW_CONVERT_EXPR into a MEM_REF.
8751 2016-06-13 Martin Liska <mliska@suse.cz>
8754 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
8755 w/ -fsanitize=bounds.
8757 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
8759 * config/i386/i386.c (ix86_init_builtins): Calculate
8760 FLOAT128_FTYPE_CONST_STRING function type only once.
8761 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
8762 built-in functions are available for x86-32 and x86-64 targets.
8764 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
8767 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
8769 (FLOAT128_FTYPE_CONST_STRING): New function type.
8770 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
8771 [IX86_BUILTIN_NANSQ]: Ditto.
8772 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
8773 (ix86_init_builtin_types): Declare const_string_type_node.
8774 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
8776 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
8777 * doc/extend.texi (x86 Built-in Functions): Document
8778 __builtin_nanq and __builtin_nansq.
8780 2016-06-11 Jiong Wang <jiong.wang@arm.com>
8783 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
8784 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
8785 length for pop patterns.
8786 (arm_attr_length_push_multi): Update comments.
8787 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
8789 (*pop_multiple_with_writeback_and_return): Likewise.
8790 (*pop_multiple_with_return): Likewise.
8792 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
8795 * fold-const.c (optimize_bit_field_compare): Don't try to use
8796 word_mode unconditionally for reading the bit field, look at
8797 DECL_BIT_FIELD_REPRESENTATIVE instead.
8799 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8802 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
8803 vector integer type.
8805 2016-06-10 Jakub Jelinek <jakub@redhat.com>
8808 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
8809 without LABEL_DECL, set *handled_ops_p to false instead of true.
8811 2016-06-10 Martin Sebor <msebor@redhat.com>
8814 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
8815 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
8816 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
8818 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
8819 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
8820 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
8821 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
8822 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
8823 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
8824 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
8825 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
8827 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
8829 * config/arm/arm.h (pool_vector_label,
8830 return_used_this_function): Remove.
8832 2016-06-10 Jeff Law <law@redhat.com>
8834 PR tree-optimization/71335
8835 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
8836 zero length paths here.
8837 (convert_and_register_jump_thread_path): Remove hacks related to
8838 duplicated blocks in the jump thread path.
8839 (fsm_find_control_statement_thread_paths): Avoid putting the same
8840 block on the thread path twice, but ensure the thread path is
8841 unchanged from the caller's point of view.
8843 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
8845 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
8846 * predict.def (PRED_LOOP_BRANCH): Remove.
8848 2016-06-10 David Malcolm <dmalcolm@redhat.com>
8850 * Makefile.in (OBJS): Add ggc-tests.o.
8851 (GTFILES): Add ggc-tests.c.
8852 * ggc-tests.c: New file.
8853 * selftest-run-tests.c (selftest::run_tests): Call
8854 selftest::ggc_tests_c_tests.
8855 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
8857 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
8859 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
8861 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
8864 * varasm.c (place_block_symbol): Adjust alignment for asan protected
8865 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
8867 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
8869 * profile.c: Include cfgloop.h.
8870 (branch_prob): Compute estimated number of iterations.
8871 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
8872 recompute estimate number of iterations from profile.
8874 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
8877 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
8878 must be grouped on top of stack. Don't force early clobber
8879 on ordinary reg outputs.
8881 2016-06-10 Richard Biener <rguenther@suse.de>
8883 * targhooks.c (default_builtin_vectorization_cost): Adjust
8886 2016-06-10 Richard Biener <rguenther@suse.de>
8888 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
8889 to fold the RHS to a constant if possible.
8891 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
8894 * tree-nested.c (convert_nonlocal_omp_clauses)
8895 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
8896 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
8897 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
8899 * gimplify.c (gimplify_adjust_omp_clauses): Discard
8901 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
8903 * omp-low.c (scan_sharing_clauses): Don't expect
8906 2016-06-10 Alan Hayward <alan.hayward@arm.com>
8908 PR tree-optimization/71407
8909 PR tree-optimization/71416
8910 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
8913 2016-06-10 Richard Biener <rguenther@suse.de>
8916 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
8918 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
8920 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
8922 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
8923 Jiong Wang <jiong.wang@arm.com>
8925 PR rtl-optimization/70751
8926 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
8927 spilled into memory.
8929 2016-06-09 Jonathan Yong <10walls@gmail.com>
8932 2015-09-21 Jonathan Yong <10walls@gmail.com>
8934 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
8935 sysroot/usr/lib/32api for additional win32 libraries,
8936 fixes failing Cygwin bootstrapping.
8938 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
8940 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
8943 2016-06-09 David Malcolm <dmalcolm@redhat.com>
8946 * pretty-print.c (pp_indent): Specify that %p is printed in a
8947 host-dependent manner.
8948 (test_pp_format): Remove the test for %p.
8950 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
8952 * config/mips/mips.c (mips_output_jump): Fix formatting.
8954 2016-06-09 Richard Biener <rguenther@suse.de>
8956 PR tree-optimization/71462
8957 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
8960 2016-06-09 Martin Liska <mliska@suse.cz>
8962 * predict.c (dump_prediction): Add new argument.
8963 (enum predictor_reason): New enum.
8964 (struct predictor_hash): New struct.
8965 (predictor_hash::hash): New function.
8966 (predictor_hash::equal): Likewise.
8967 (not_removed_prediction_p): New function.
8968 (prune_predictions_for_bb): Likewise.
8969 (combine_predictions_for_bb): Prune predictions.
8971 2016-06-09 Martin Liska <mliska@suse.cz>
8973 * predict.c (filter_predictions): New function.
8974 (remove_predictions_associated_with_edge): Use the filter
8976 (equal_edge_p): New function.
8978 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
8980 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
8981 Correct usage of @samp vs @option, add @samp where appropriate.
8982 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
8983 Add armv6s-m and document it, as it is no official ARM name.
8985 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8987 * ifcvt.c (struct noce_if_info): Add transform_name field.
8988 (noce_try_move): Set if_info->transform_name to the function name.
8989 (noce_try_ifelse_collapse): Likewise.
8990 (noce_try_store_flag): Likewise.
8991 (noce_try_inverse_constants): Likewise.
8992 (noce_try_store_flag_constants): Likewise.
8993 (noce_try_addcc): Likewise.
8994 (noce_try_store_flag_mask): Likewise.
8995 (noce_try_cmove): Likewise.
8996 (noce_try_cmove_arith): Likewise.
8997 (noce_try_minmax): Likewise.
8998 (noce_try_abs): Likewise.
8999 (noce_try_sign_mask): Likewise.
9000 (noce_try_bitop): Likewise.
9001 (noce_convert_multiple_sets): Likewise.
9002 (noce_process_if_block): Print if_info->transform_name to
9003 dump_file if transformation succeeded.
9005 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9007 * config/arm/cortex-a57.md (cortex_a57_alu):
9010 2016-06-08 Martin Sebor <msebor@redhat.com>
9011 Jakub Jelinek <jakub@redhat.com>
9015 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
9016 BUILT_IN_MUL_OVERFLOW_P): New builtins.
9017 * builtins.c: Include gimple-fold.h.
9018 (fold_builtin_arith_overflow): Handle
9019 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
9020 (fold_builtin_3): Likewise.
9021 * doc/extend.texi (Integer Overflow Builtins): Document
9022 __builtin_{add,sub,mul}_overflow_p.
9024 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
9026 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
9027 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
9029 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
9031 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
9032 Rewrite, looking one level down for records and arrays.
9034 2016-06-08 David Malcolm <dmalcolm@redhat.com>
9036 * pretty-print.c: Include "selftest.h".
9037 (pp_format): Fix comment.
9038 (identifier_to_locale): Likewise.
9039 (selftest::test_basic_printing): New function.
9040 (selftest::assert_pp_format): New function.
9041 (selftest::test_pp_format): New function.
9042 (selftest::pretty_print_c_tests): New function.
9043 * selftest-run-tests.c (selftest::run_tests): Call
9044 selftest::pretty_print_c_tests.
9045 * selftest.h (pretty_print_c_tests): New declaration.
9047 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9049 * invoke.texi (max-loop-headers-insns): Document.
9050 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
9051 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
9052 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
9054 2016-06-08 Richard Biener <rguenther@suse.de>
9056 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
9057 on strided SLP loads and fall back to scalar loads in case
9058 we can't chunk them.
9060 2016-06-08 Richard Biener <rguenther@suse.de>
9062 PR tree-optimization/71452
9063 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
9064 type used for the SSA rewrite has enough precision to cover
9065 the dynamic type of the location.
9067 2016-06-08 Jakub Jelinek <jakub@redhat.com>
9068 Richard Biener <rguenther@suse.de>
9071 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
9072 the same as DECL_P (base0) for indirect_base0. Use equality_code
9073 in one further place.
9075 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
9077 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
9078 to one word if the field is known to overlap other words.
9079 (extract_bit_field_1): Likewise.
9080 (store_split_bit_field): Remove compensating code.
9081 (extract_split_bit_field): Likewise.
9083 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
9087 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
9089 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9091 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
9093 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
9094 (arch64_addpv4sf): Delete.
9095 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
9096 "gen_aarch64_addpv4sf".
9097 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
9099 (vpadds_f32): Likewise.
9100 (vpaddq_f32): Likewise.
9101 (vpaddq_f64): Likewise.
9103 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9105 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
9107 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
9108 to VALLF. Rename to "fabd<mode>3".
9109 "*fabd_scalar<mode>3): Delete.
9110 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
9112 (vabdd_f64): Likewise.
9113 (vabd_f32): Likewise.
9114 (vabd_f64): Likewise.
9115 (vabdq_f32): Likewise.
9116 (vabdq_f64): Likewise.
9118 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9120 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
9122 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
9123 "aarch64_rsqrts<mode>".
9124 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
9125 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
9127 (vrsqrtsd_f64): Likewise.
9128 (vrsqrts_f32): Likewise.
9129 (vrsqrts_f64): Likewise.
9130 (vrsqrtsq_f32): Likewise.
9131 (vrsqrtsq_f64): Likewise.
9133 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9135 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
9137 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
9138 "aarch64_rsqrte<mode>".
9139 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
9140 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
9142 (vrsqrted_f64): Likewise.
9143 (vrsqrte_f32): Likewise.
9144 (vrsqrte_f64): Likewise.
9145 (vrsqrteq_f32): Likewise.
9146 (vrsqrteq_f64): Likewise.
9148 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9150 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
9154 * config/aarch64/aarch64-simd.md
9155 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
9156 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
9157 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
9159 (vcvt_n_f32_u32): Likewise.
9160 (vcvt_n_s32_f32): Likewise.
9161 (vcvt_n_u32_f32): Likewise.
9162 (vcvtq_n_f32_s32): Likewise.
9163 (vcvtq_n_f32_u32): Likewise.
9164 (vcvtq_n_f64_s64): Likewise.
9165 (vcvtq_n_f64_u64): Likewise.
9166 (vcvtq_n_s32_f32): Likewise.
9167 (vcvtq_n_s64_f64): Likewise.
9168 (vcvtq_n_u32_f32): Likewise.
9169 (vcvtq_n_u64_f64): Likewise.
9170 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
9171 (VSDQ_SDI): Likewise.
9172 (fcvt_target): Support V4DI, V4SI and V2SI.
9173 (FCVT_TARGET): Likewise.
9175 2016-06-08 Jiong Wang <jiong.wang@arm.com>
9177 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
9178 (TYPES_BINOP_SUS): Likewise.
9179 (aarch64_simd_builtin_data): Update include file name.
9180 (aarch64_builtins): Likewise.
9181 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
9182 for conversion between scalar float-point and fixed-point.
9186 * config/aarch64/aarch64.md
9187 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
9188 pattern for conversion between scalar float to fixed-pointer.
9189 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
9190 (UNSPEC_FCVTZS): New UNSPEC enumeration.
9191 (UNSPEC_FCVTZU): Likewise.
9192 (UNSPEC_SCVTF): Likewise.
9193 (UNSPEC_UCVTF): Likewise.
9194 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
9196 (vcvtd_n_f64_u64): Likewise.
9197 (vcvtd_n_s64_f64): Likewise.
9198 (vcvtd_n_u64_f64): Likewise.
9199 (vcvtd_n_f32_s32): Likewise.
9200 (vcvts_n_f32_u32): Likewise.
9201 (vcvtd_n_s32_f32): Likewise.
9202 (vcvts_n_u32_f32): Likewise.
9203 * config/aarch64/iterators.md (fcvt_target): Support integer to float
9205 (FCVT_TARGET): Likewise.
9206 (FCVT_FIXED2F): New iterator.
9207 (FCVT_F2FIXED): Likewise.
9208 (fcvt_fixed_insn): New define_int_attr.
9210 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9212 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
9213 some statements was removed.
9215 2016-06-08 Alan Hayward <alan.hayward@arm.com>
9217 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
9218 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
9219 (vect_can_advance_ivs_p): likewise.
9220 (vect_update_ivs_after_vectorizer): likewise.
9221 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
9222 (vect_analyze_scalar_cycles_1): likewise.
9223 (vect_analyze_loop_operations): likewise.
9224 (report_vect_op): likewise.
9225 (vect_is_slp_reduction): likewise.
9226 (vect_is_simple_reduction): likewise.
9227 (get_initial_def_for_induction): likewise.
9228 (vect_transform_loop): likewise.
9229 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
9230 (vect_recog_sad_pattern): likewise.
9231 (vect_recog_widen_sum_pattern): likewise.
9232 (vect_recog_widening_pattern): likewise.
9233 (vect_recog_divmod_pattern): likewise.
9234 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
9235 (vect_analyze_slp_instance): likewise.
9236 (vect_transform_slp_perm_load): likewise.
9237 (vect_schedule_slp_instance): likewise.
9239 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9241 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
9242 (return_prediction): PRED_CONST_RETURN predict return as not taken.
9243 * predict.def (PRED_CONTINUE): Change hitrate 50->67
9244 (PRED_LOOP_BRANCH): Document predictor as broken.
9245 (PRED_LOOP_EXIT): Change hitrate 91->92.
9246 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
9247 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
9248 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
9249 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
9250 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
9251 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
9252 (PRED_CALL): Chane hitrate 71->67.
9253 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
9254 (PRED_GOTO): Document as unused right now.
9255 (PRED_CONST_RETURN): Change hitrate 67->69
9256 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
9257 (PRED_NULL_RETURN): Change hitrate 91->90.
9258 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
9259 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
9260 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
9262 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
9264 * config/rs6000/altivec.h: Add __builtin_vec_mul.
9265 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
9266 special case Altivec builtin.
9267 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9268 VSX_BUILTIN_VEC_MUL (replaced with special case code).
9269 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9270 code for ALTIVEC_BUILTIN_VEC_MUL.
9271 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9272 for __builtin_vec_mul.
9274 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
9276 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
9279 2016-06-07 David Malcolm <dmalcolm@redhat.com>
9281 * spellcheck.c (selftest::test_find_closest_string): New function.
9282 (spellcheck_c_tests): Call the above.
9284 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9286 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
9288 2016-06-07 Jakub Jelinek <jakub@redhat.com>
9290 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
9291 Yv=Yv,C alternatives.
9293 2016-06-07 Richard Biener <rguenther@suse.de>
9296 * common.opt (ffast-math): Make Optimization.
9298 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
9299 Prachi Godbole <prachi.godbole@imgtec.com>
9301 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
9302 `fabs' and `fneg' type attributes.
9303 (p5600_fpu_fabs): Add `fmove' to the comment.
9305 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9307 * gimple.c: Include builtins.h
9308 (gimple_inexpensive_call_p): New function.
9309 * gimple.h (gimple_inexpensive_call_p): Declare.
9310 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
9311 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
9314 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
9316 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
9317 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
9318 warning_at_rich_loc, warning_n, pedwarn, permerror,
9319 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
9320 sorry, fatal_error, internal_error, internal_error_no_backtrace):
9323 2016-06-07 Richard Biener <rguenther@suse.de>
9325 PR tree-optimization/71428
9326 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
9327 BIT_FIELD_REF op vs. load.
9329 2016-06-07 Richard Biener <rguenther@suse.de>
9332 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
9335 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
9337 * config/pa/pa.md (call): Generate indirect long calls to non-local
9338 functions on TARGET_64BIT.
9339 (call_value): Likewise.
9341 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
9343 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
9344 pattern and subsequent splitters.
9345 (call_val_reg_64bit_post_reload): Likewise.
9347 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
9350 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
9351 propagate_op_to_single_use.
9353 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
9356 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
9358 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
9360 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
9361 (enum x86_dirflag_state): New enum.
9362 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
9363 (machine_function): Remove needs_cld.
9364 (ix86_current_function_needs_cld): Remove.
9365 * config/i386/i386.c (ix86_set_func_type): Set
9366 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
9367 (ix86_expand_prologue): Do not emit CLD here.
9368 (ix86_dirflag_mode_needed): New function.
9369 (ix86_dirflag_mode_entry): Ditto.
9370 (ix86_mode_needed): Handle X86_DIRFLAG entity.
9371 (ix86_mode_after): Ditto.
9372 (ix86_mode_entry): Ditto.
9373 (ix86_mode_exit): Ditto.
9374 (ix86_emit_mode_set): Ditto.
9375 * config/i386/i386.md (strmov_singleop): Set
9376 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
9377 Do not set ix86_current_function_needs_cld.
9379 (strset_singleop): Ditto.
9381 (cmpstrnqi_nz_1): Ditto.
9382 (cmpstrnqi_1): Ditto.
9383 (strlenqi_1): Ditto.
9385 2016-06-06 Jakub Jelinek <jakub@redhat.com>
9387 PR tree-optimization/71259
9388 * tree-vect-slp.c (vect_get_constant_vectors): For
9389 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
9390 one for constant op, and use COND_EXPR for non-constant.
9392 2016-06-06 David Malcolm <dmalcolm@redhat.com>
9394 * Makefile.in (OBJS): Add function-tests.o,
9395 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
9396 selftest-run-tests.o.
9397 (OBJS-libcommon): Add selftest.o.
9398 (OBJS-libcommon-target): Add selftest.o.
9399 (all.internal): Add "selftest".
9400 (all.cross): Likewise.
9401 (selftest): New phony target.
9402 (s-selftest): New target.
9403 (selftest-gdb): New phony target.
9404 (COLLECT2_OBJS): Add selftest.o.
9405 * bitmap.c: Include "selftest.h".
9406 (selftest::test_gc_alloc): New function.
9407 (selftest::test_set_range): New function.
9408 (selftest::test_clear_bit_in_middle): New function.
9409 (selftest::test_copying): New function.
9410 (selftest::test_bitmap_single_bit_set_p): New function.
9411 (selftest::bitmap_c_tests): New function.
9412 * common.opt (fself-test): New.
9413 * diagnostic-show-locus.c: Include "selftest.h".
9414 (make_range): New function.
9415 (test_range_contains_point_for_single_point): New function.
9416 (test_range_contains_point_for_single_line): New function.
9417 (test_range_contains_point_for_multiple_lines): New function.
9418 (assert_eq): New function.
9419 (test_get_line_width_without_trailing_whitespace): New function.
9420 (selftest::diagnostic_show_locus_c_tests): New function.
9421 * et-forest.c: Include "selftest.h".
9422 (selftest::test_single_node): New function.
9423 (selftest::test_simple_tree): New function.
9424 (selftest::test_disconnected_nodes): New function.
9425 (selftest::et_forest_c_tests): New function.
9426 * fold-const.c: Include "selftest.h".
9427 (selftest::assert_binop_folds_to_const): New function.
9428 (selftest::assert_binop_folds_to_nonlvalue): New function.
9429 (selftest::test_arithmetic_folding): New function.
9430 (selftest::fold_const_c_tests): New function.
9431 * function-tests.c: New file.
9432 * gimple.c: Include "selftest.h".
9433 Include "gimple-pretty-print.h".
9434 (selftest::verify_gimple_pp): New function.
9435 (selftest::test_assign_single): New function.
9436 (selftest::test_assign_binop): New function.
9437 (selftest::test_nop_stmt): New function.
9438 (selftest::test_return_stmt): New function.
9439 (selftest::test_return_without_value): New function.
9440 (selftest::gimple_c_tests): New function.
9441 * hash-map-tests.c: New file.
9442 * hash-set-tests.c: New file.
9443 * input.c: Include "selftest.h".
9444 (selftest::assert_loceq): New function.
9445 (selftest::test_accessing_ordinary_linemaps): New function.
9446 (selftest::test_unknown_location): New function.
9447 (selftest::test_builtins): New function.
9448 (selftest::test_reading_source_line): New function.
9449 (selftest::input_c_tests): New function.
9450 * rtl-tests.c: New file.
9451 * selftest-run-tests.c: New file.
9452 * selftest.c: New file.
9453 * selftest.h: New file.
9454 * spellcheck.c: Include "selftest.h".
9455 (selftest::levenshtein_distance_unit_test_oneway): New function,
9456 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
9457 (selftest::levenshtein_distance_unit_test): Likewise.
9458 (selftest::spellcheck_c_tests): Likewise.
9459 * toplev.c: Include selftest.h.
9460 (toplev::run_self_tests): New.
9461 (toplev::main): Handle -fself-test.
9462 * toplev.h (toplev::run_self_tests): New.
9463 * tree.c: Include "selftest.h".
9464 (selftest::test_integer_constants): New function.
9465 (selftest::test_identifiers): New function.
9466 (selftest::test_labels): New function.
9467 (selftest::tree_c_tests): New function.
9468 * tree-cfg.c: Include "selftest.h".
9469 (selftest::push_fndecl): New function.
9470 (selftest::test_linear_chain): New function.
9471 (selftest::test_diamond): New function.
9472 (selftest::test_fully_connected): New function.
9473 (selftest::tree_cfg_c_tests): New function.
9474 * vec.c: Include "selftest.h".
9475 (selftest::safe_push_range): New function.
9476 (selftest::test_quick_push): New function.
9477 (selftest::test_safe_push): New function.
9478 (selftest::test_truncate): New function.
9479 (selftest::test_safe_grow_cleared): New function.
9480 (selftest::test_pop): New function.
9481 (selftest::test_safe_insert): New function.
9482 (selftest::test_ordered_remove): New function.
9483 (selftest::test_unordered_remove): New function.
9484 (selftest::test_block_remove): New function.
9485 (selftest::reverse_cmp): New function.
9486 (selftest::test_qsort): New function.
9487 (selftest::vec_c_tests): New function.c.
9488 * wide-int.cc: Include selftest.h and wide-int-print.h.
9489 (selftest::from_int <wide_int>): New function.
9490 (selftest::from_int <offset_int>): New function.
9491 (selftest::from_int <widest_int>): New function.
9492 (selftest::assert_deceq): New function.
9493 (selftest::assert_hexeq): New function.
9494 (selftest::test_printing <VALUE_TYPE>): New function template.
9495 (selftest::test_ops <VALUE_TYPE>): New function template.
9496 (selftest::test_comparisons <VALUE_TYPE>): New function template.
9497 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
9499 (selftest::wide_int_cc_tests): New function.
9501 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9504 * ifcvt.c (noce_try_ifelse_collapse): New function.
9506 (noce_process_if_block): Call noce_try_ifelse_collapse.
9507 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
9508 (simplify_ternary_operation): Use the above to simplify
9509 conditional CLZ/CTZ expressions.
9511 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9514 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
9515 define_insn_and_split.
9517 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9520 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
9522 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
9525 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
9526 Implicitly clobber memory for basic asm with non-empty assembler
9527 string. Use targetm.md_asm_adjust also here.
9528 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
9529 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
9530 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
9531 non-empty assembler string.
9532 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
9533 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
9534 (decode_asm_operands): Handle basic asm in PARALLEL block.
9535 (extract_insn): Handle basic asm in PARALLEL block.
9536 * doc/extend.texi: Mention new behavior of basic asm.
9537 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
9538 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
9539 branch_needs_nop_p): Use asm_noperands.
9541 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
9543 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
9544 Include the M7 SPARC DFA scheduler.
9545 New attribute v3pipe.
9546 Annotate insns with v3pipe where appropriate.
9547 Define cpu_feature vis4.
9548 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
9549 Add (V8QI "8") to vbits.
9550 Add insns {add,sub}v8qi3
9551 Add insns ss{add,sub}v8qi3
9552 Add insns us{add,sub}{v8qi,v4hi}3
9553 Add insns {min,max}{v8qi,v4hi,v2si}3
9554 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
9555 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
9556 * config/sparc/niagara4.md: Add a comment explaining the
9557 discrepancy between the documented latenty numbers and the
9559 * config/sparc/niagara7.md: New file.
9560 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
9561 supports SPARC5 and VIS 4.0 instructions.
9562 * configure: Regenerate.
9563 * config.in: Likewise.
9564 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
9565 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
9566 TARGET_CPU_niagara7.
9567 (ASM_CPU64_DEFAULT_SPEC): Likewise.
9568 (CPP_CPU_SPEC): Handle niagara7.
9569 (ASM_CPU_SPEC): Likewise.
9570 * config/sparc/sparc-opts.h (processor_type): Add
9572 (mvis4): New option.
9573 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
9574 (AS_NIAGARA7_FLAG): Define.
9575 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
9576 (CPP_CPU64_DEFAULT_SPEC): Likewise.
9577 (CPP_CPU_SPEC): Handle niagara7.
9578 (ASM_CPU_SPEC): Likewise.
9579 * config/sparc/sparc.c (niagara7_costs): Define.
9580 (sparc_option_override): Handle niagara7 and adjust cache-related
9581 parameters with better values for niagara cpus. Also support VIS4.
9582 (sparc32_initialize_trampoline): Likewise.
9583 (sparc_use_sched_lookahead): Likewise.
9584 (sparc_issue_rate): Likewise.
9585 (sparc_register_move_cost): Likewise.
9586 (dump_target_flag_bits): Support VIS4.
9587 (sparc_vis_init_builtins): Likewise.
9588 (sparc_builtins): Likewise.
9589 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
9591 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
9593 * config/sparc/sparc.opt (sparc_processor_type): New value
9595 * config/sparc/visintrin.h (__attribute__): Prototypes for the
9597 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
9599 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
9602 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
9604 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
9606 2016-06-06 Richard Biener <rguenther@suse.de>
9608 PR tree-optimization/71398
9609 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
9612 2016-06-05 James Bowman <james.bowman@ftdichip.com>
9614 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
9615 ft32_expand_prolog, ft32_expand_epilogue):
9616 Handle pretend_args.
9617 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
9618 * config/ft32/ft32.md: Add pretend_returner.
9620 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
9623 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9624 Copy op1 RTX to avoid invalid sharing.
9625 (ix86_expand_vector_move_misalign): Ditto.
9627 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
9629 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
9632 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
9634 * predict.c (predicted_by_loop_heuristics_p): New function.
9635 (predict_iv_comparison): Use it.
9636 (predict_loops): Walk from innermost loops; do not predict edges
9637 leaving multiple loops multiple times; implement
9638 PRED_LOOP_ITERATIONS_MAX heuristics.
9639 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
9641 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
9643 * cfg.c (check_bb_profile): Do not report mismatched profiles when
9644 only edges out of BB are EH edges.
9646 2016-06-04 Martin Sebor <msebor@redhat.com>
9647 Marcin Baczyński <marbacz@gmail.com>
9650 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
9651 a void expression in a void function.
9653 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
9655 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
9656 aux; dump reasons of decisions.
9657 (should_duplicate_loop_header_p): Likewise.
9658 (do_while_loop_p): Likewise.
9659 (ch_base::copy_headers): Dump asi num insns duplicated.
9661 2016-06-04 Jakub Jelinek <jakub@redhat.com>
9663 PR tree-optimization/71405
9664 * tree-ssa.c (execute_update_addresses_taken): For clobber with
9665 incompatible type, build a new clobber with the right type instead
9666 of building a VIEW_CONVERT_EXPR around it.
9668 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
9670 PR tree-optimization/52171
9671 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
9672 by_pieces_ninsns instead of move_by_pieces_ninsns.
9674 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
9676 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
9677 for reg+reg addressing mode.
9679 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9681 * rs6000-c.c (c/c-tree.h): Add #include.
9682 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
9683 in C++ when found in the base position of vec_ld or vec_st.
9685 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
9687 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
9688 use of profile unless profile status is PROFILE_READ.
9689 * profile.c (compute_branch_probabilities): Set profile status
9690 only after reporting predictor hitrates.
9692 2016-06-03 Joseph Myers <joseph@codesourcery.com>
9696 * common.opt (ffp-int-builtin-inexact): New option.
9697 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
9698 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
9699 (ceil@var{m}2): Document dependence on this option.
9700 * ipa-inline-transform.c (inline_call): Handle
9701 flag_fp_int_builtin_inexact.
9702 * ipa-inline.c (can_inline_edge_p): Likewise.
9703 * config/i386/i386.md (rintxf2): Do not test
9704 flag_unsafe_math_optimizations.
9705 (rint<mode>2_frndint): New define_insn.
9706 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
9707 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
9708 for 387 instead of extending and truncating.
9709 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
9710 !flag_trapping_math instead of flag_unsafe_math_optimizations.
9711 Change to frndint<mode>2_<rounding>.
9712 (frndintxf2_<rounding>_i387): Likewise. Change to
9713 frndint<mode>2_<rounding>_i387.
9714 (<rounding_insn>xf2): Likewise.
9715 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
9716 !flag_trapping_math instead of flag_unsafe_math_optimizations for
9717 x87. Test TARGET_ROUND || !flag_trapping_math ||
9718 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
9719 SSE. Use ROUND_NO_EXC in constant operand of
9720 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
9721 for 387 instead of extending and truncating.
9723 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
9724 Julia Koval <julia.koval@intel.com>
9736 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
9737 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
9738 all registers, except for function return registers if there are
9739 no caller-saved registers.
9740 (ix86_set_func_type): New function.
9741 (ix86_set_current_function): Call ix86_set_func_type to set
9742 no_caller_saved_registers and func_type. Call reinit_regs if
9743 caller-saved registers are changed. Don't allow MPX, SSE, MMX
9744 nor x87 instructions in interrupt handler nor function with
9745 no_caller_saved_registers attribute.
9746 (ix86_function_ok_for_sibcall): Return false if there are no
9747 caller-saved registers.
9748 (type_natural_mode): Don't warn ABI change for MMX in interrupt
9750 (ix86_function_arg_advance): Skip for callee in interrupt handler.
9751 (ix86_function_arg): Return special arguments in interrupt handler.
9752 (ix86_promote_function_mode): Promote pointer to word_mode only
9753 for normal functions.
9754 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
9756 (ix86_epilogue_uses): New function.
9757 (ix86_hard_regno_scratch_ok): Likewise.
9758 (ix86_save_reg): Preserve all registers in interrupt handler
9759 after reload. Preserve all registers, except for function return
9760 registers, if there are no caller-saved registers after reload.
9761 (find_drap_reg): Always use callee-saved register if there are
9762 no caller-saved registers.
9763 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
9764 for interrupt handler.
9765 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
9766 Emit cld instruction if stringops are used in interrupt handler
9767 or interrupt handler isn't a leaf function.
9768 (ix86_expand_epilogue): Generate interrupt return for interrupt
9769 handler and pop the 'ERROR_CODE' off the stack before interrupt
9770 return in exception handler.
9771 (ix86_expand_call): Disallow calling interrupt handler directly.
9772 If there are no caller-saved registers, mark all registers that
9773 are clobbered by the call which returns as clobbered.
9774 (ix86_handle_no_caller_saved_registers_attribute): New function.
9775 (ix86_handle_interrupt_attribute): Likewise.
9776 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
9778 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
9779 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
9780 accumulation in interrupt function if stack may be realigned to
9782 (EPILOGUE_USES): New.
9783 (function_type): New enum.
9784 (machine_function): Add func_type and no_caller_saved_registers.
9785 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
9786 (interrupt_return): New pattern.
9787 * doc/extend.texi: Document x86 interrupt and
9788 no_caller_saved_registers attributes.
9790 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
9792 PR tree-optimization/52171
9793 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
9794 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
9795 Look for constant strings. Move some code to emit_block_cmp_hints
9797 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
9798 * defaults.h (COMPARE_MAX_PIECES): New macro.
9799 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
9800 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
9801 (clear_by_pieces_1): Don't declare. Move definition before use.
9802 (can_do_by_pieces): New static function.
9803 (can_move_by_pieces): Use it. Return bool.
9804 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
9805 OP. All callers changed. Handle COMPARE_BY_PIECES.
9806 (class pieces_addr); New.
9807 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
9808 pieces_addr::adjust, pieces_addr::increment_address,
9809 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
9811 (class op_by_pieces_d): New.
9812 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
9814 (class move_by_pieces_d, class compare_by_pieces_d,
9815 class store_by_pieces_d): New subclasses of op_by_pieces_d.
9816 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
9817 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
9818 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
9819 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
9820 compare_by_pieces_d::finish_mode): New member functions.
9821 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
9823 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
9824 (emit_block_cmp_hints): New function.
9825 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
9826 use the newly defined classes.
9827 * expr.h (by_pieces_constfn): New typedef.
9828 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
9829 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
9830 (move_by_pieces_ninsns): Don't declare.
9831 (can_move_by_pieces): Change return value to bool.
9832 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
9833 (compare_by_pieces_branch_ratio): New hook.
9834 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
9835 (by_pieces_ninsns): Declare.
9836 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
9838 (default_compare_by_pieces_branch_ratio): New function.
9839 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
9840 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
9841 * doc/tm.texi: Regenerate.
9842 * tree-ssa-strlen.c: Include "builtins.h".
9843 (handle_builtin_memcmp): New static function.
9844 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
9845 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
9847 2016-06-03 Alan Hayward <alan.hayward@arm.com>
9849 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
9850 relevant stmts which are simple and invariant.
9851 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
9852 instead of simple and invariant
9854 2016-06-03 Alan Hayward <alan.hayward@arm.com>
9856 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
9857 (vectorizable_reduction): Check for new relevant state.
9858 (vectorizable_live_operation): vectorize live stmts using
9859 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
9860 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
9861 (vect_stmt_relevant_p): Check for stmts which are only used live.
9862 (process_use): Use of a stmt does not inherit it's live value.
9863 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
9864 (vect_analyze_stmt): Check for new relevant state.
9865 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
9866 outside the loop, but not inside it.
9868 2016-06-03 Alan Hayward <alan.hayward@arm.com>
9870 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
9871 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
9872 (vect_get_vec_def_for_operand): Split out code.
9874 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
9876 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
9878 2016-06-03 Alan Hayward <alan.hayward@arm.com>
9880 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
9882 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9884 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
9886 2016-06-03 Jakub Jelinek <jakub@redhat.com>
9889 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
9890 to noreturn e->callee->decl that has void return type and void
9891 arguments, adjust gimple_call_fntype and remove lhs even if it had
9892 previously addressable type.
9894 2016-06-02 Jeff Law <law@redhat.com>
9896 PR tree-optimization/71328
9897 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
9898 error when checking for a jump back onto the copied path.
9900 2016-06-02 David Malcolm <dmalcolm@redhat.com>
9902 * config/microblaze/microblaze.c (get_branch_target): Add return
9903 NULL_RTX for the non-CALL_P case.
9904 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
9905 (insert_wic): Remove unused local "j".
9907 2016-06-02 Martin Liska <mliska@suse.cz>
9909 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
9911 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
9912 Julia Koval <julia.koval@intel.com>
9914 * function.c (assign_parm_setup_stack): Force source into a
9916 * target.def (function_incoming_arg): Update documentation to
9917 allow arbitrary address computation based on hard register.
9918 * doc/tm.texi: Regenerated.
9920 2016-06-02 Martin Liska <mliska@suse.cz>
9922 * predict.c (combine_predictions_for_bb): Fix first match in
9923 cases where a first predictor contains more than one occurence
9924 in list of predictors. Take the best value in such case.
9926 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9928 PR rtl-optimization/71295
9929 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
9930 offset would go over the size of the inner mode reject it.
9932 2016-06-02 Jakub Jelinek <jakub@redhat.com>
9934 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
9935 x=x,x and v=v,m instead of x=x,m.
9937 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
9938 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
9939 alternative to v=rm,C.
9941 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
9942 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
9943 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
9944 instead of vex for the last two above mentioned alternatives.
9946 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9949 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
9951 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
9953 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
9955 2016-06-01 David Malcolm <dmalcolm@redhat.com>
9957 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
9958 from int to unsigned.
9960 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
9962 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
9963 alternatives, eliminating preferred register class. Add support
9964 for the MTVSRDD instruction in ISA 3.0.
9965 (vsx_splat_v4si_internal): Use splat_input_operand instead of
9966 reg_or_indexed_operand.
9967 (vsx_splat_v4sf_internal): Likewise.
9969 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
9972 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
9973 for loading up all 0's or all 1's.
9975 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
9977 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
9979 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
9981 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
9983 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
9984 * gcc.c (set_source_date_epoch_envvar): New function, sets
9985 the SOURCE_DATE_EPOCH environment variable to the current time.
9987 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
9989 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
9990 the factor for live Phi nodes.
9992 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
9994 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
9995 * tree-parloops.c (parallelize_loops): likewise.
9996 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
9997 tree_unswitch_outer_loop): likewise.
9999 2016-06-01 Jakub Jelinek <jakub@redhat.com>
10001 PR middle-end/71371
10002 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
10003 around creation of the temporary.
10005 2016-06-01 Richard Biener <rguenther@suse.de>
10007 PR tree-optimization/71366
10008 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
10009 (unloop_loops): Move removing edges here ...
10010 (try_unroll_loop_completely): ... from here.
10011 (try_peel_loop): ... and here.
10012 (tree_unroll_loops_completely_1): Track parent loops via
10013 bitmap of header BBs.
10014 (tree_unroll_loops_completely): Adjust for that.
10016 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
10018 * config/rs6000/altivec.h (vec_slv): New macro.
10019 (vec_srv): New macro.
10020 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
10021 (UNSPEC_VSRV): New value.
10024 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
10025 (vsrv): New builtin definition.
10026 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
10027 define argument types for new builtin.
10028 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
10030 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
10033 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
10034 Jocelyn Mayer <l_indien@magic.fr>
10037 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
10038 detect processor family for signature_CENTAUR_ebx.
10039 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
10040 signature_CENTAUR_ebx.
10041 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
10042 <default>: Pass x86-64 for has_longmode.
10044 2016-06-01 Nathan Sidwell <nathan@acm.org>
10046 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
10049 2016-06-01 Richard Biener <rguenther@suse.de>
10051 PR tree-optimization/71261
10052 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
10053 of stmts successfully put in the bool pattern. Remove
10054 single-use restriction.
10055 (adjust_bool_pattern_cast): Add cast at the use site via the
10056 pattern def sequence.
10057 (adjust_bool_pattern): Remove recursion, maintain a hash-map
10058 of patterned defs. Use the pattern def seqence instead of
10059 multiple independent patterns.
10060 (sort_after_uid): New qsort compare function.
10061 (adjust_bool_stmts): New function to process stmts in the bool
10062 pattern in IL order.
10063 (vect_recog_bool_pattern): Adjust.
10064 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
10065 (ifcvt_walk_pattern_tree): Likewise.
10066 (stmt_is_root_of_bool_pattern): Likewise.
10067 (ifcvt_repair_bool_pattern): Likewise.
10068 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
10070 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
10072 * loop-unroll.c (decide_unroll_constant_iterations,
10073 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
10074 likely upper bounds.
10075 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
10077 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
10079 * tree-core.h (enum omp_clause_code): Remove
10080 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
10082 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10084 * config/arm/sync.md (arm_store_exclusive<mode>):
10085 Use 'H' output modifier on operands[2] rather than creating a new
10086 entry in out-of-bounds memory of the operands array.
10087 (arm_store_release_exclusivedi): Likewise.
10089 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10091 * config/arm/arm.c (arm_fusion_enabled_p): New function.
10092 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
10093 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
10094 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
10096 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
10098 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
10099 into account live statements for mask producers.
10101 2016-06-01 Richard Biener <rguenther@suse.de>
10103 PR tree-optimization/71311
10104 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
10105 restrict to non-INTEGER_CST @0.
10107 2016-06-01 Richard Biener <rguenther@suse.de>
10109 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
10110 (relational patterns): Use :c to avoid pattern duplications.
10112 2016-06-01 Richard Biener <rguenther@suse.de>
10114 * genmatch.c (comparison_code_p): New predicate.
10115 (swap_tree_comparison): New function.
10116 (commutate): Add for_vec parameter to append new for entries.
10117 Support commutating relational operators by swapping it alongside
10119 (lower_commutative): Adjust.
10120 (dt_simplify::gen): Do not pass artificial operators to gen
10122 (decision_tree::gen): Do not add artificial operators as parameters.
10123 (parser::parse_expr): Verify operator commutativity when :c is
10124 applied. Allow :C to override this.
10125 * match.pd: Adjust patterns to use :C instead of :c where required.
10127 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
10129 PR tree-optimization/71077
10130 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
10131 the combining step, use boolean_false_node and boolean_true_node
10132 as the designated false/true return values.
10134 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
10136 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
10137 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
10138 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
10141 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
10143 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
10144 of flags impliying the register renaming.
10145 * toplev.c (process_options): Do not imply flag_rename_registers with
10148 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
10150 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
10151 default implementation.
10153 2016-05-31 Nathan Sidwell <nathan@acm.org>
10155 * dwarf2out.c (cur_line_info_table): Add GTY marker.
10157 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
10159 * config/sh/constraints.md (b): Remove constraint.
10160 * config/sh/predicates.md (arith_reg_operand): Remove
10162 * config/sh/sh-modes.def (PDI): Remove.
10163 * config/sh/sh.c (sh_target_reg_class,
10164 sh_optimize_target_register_callee_saved): Remove functions.
10165 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
10166 (sh_expand_epilogue): Update comment.
10167 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
10168 sh_secondary_reload): Remove TARGET_REGS related code.
10169 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
10170 TARGET_REGISTER_P): Remove macros.
10171 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
10172 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
10173 TR1_REG, TR2_REG): Remove constants.
10174 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
10176 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
10178 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
10179 define_expand patterns.
10180 (adddi3_compact): Rename to adddi3.
10181 (subdi3_compact): Rename to subdi3.
10182 (*negdi2): Rename to negdi2.
10183 (*abs<mode>2): Rename to abs<mode>2.
10185 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
10187 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
10188 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
10189 (atomic_sub_fetchsi): ... this new pattern.
10190 (mvtc): Add CC_REG clobber.
10192 2016-05-31 Marek Polacek <polacek@redhat.com>
10194 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
10196 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10198 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
10199 aarch64_fusion_enabled_p to check for fusion capabilities.
10201 2016-05-31 Richard Biener <rguenther@suse.de>
10203 PR tree-optimization/71352
10204 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
10205 minus one and a negate.
10207 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10209 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
10210 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
10212 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
10213 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
10214 Remove use of aarch64_simd_attr_length_move, set length attribute
10216 (*aarch64_be_movoi): Likewise.
10217 (*aarch64_be_movci): Likewise.
10218 (*aarch64_be_movxi): Likewise.
10220 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
10222 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
10223 It no longer does that.
10224 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
10226 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
10228 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
10229 attribute __unused__.
10231 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
10233 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
10234 * config/arm/arm.c (arm_arch_thumb1): Define.
10235 (arm_option_override): Initialize arm_arch_thumb1.
10236 * config/arm/arm.h (arm_arch_thumb1): Declare.
10237 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
10238 support Thumb-1 ISA.
10240 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
10243 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
10244 `Yv' for scalar operand.
10246 2016-05-31 Tom de Vries <tom@codesourcery.com>
10248 PR tree-optimization/69068
10249 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
10250 phis with more than two args.
10252 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
10254 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
10255 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
10258 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
10260 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
10262 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10264 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
10265 cpu_32, cpu_64, tune_32 and tune_64.
10266 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
10268 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
10270 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
10272 2016-05-30 Andi Kleen <ak@linux.intel.com>
10274 * auto-profile.c (read_profile): Replace asserts with errors
10275 when file does not exist.
10276 * gcov-io.c (gcov_read_words): Dito.
10278 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10280 * tree-cfg.c (print_loop): Print likely upper bounds.
10282 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10284 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
10285 * opts.c (default_options): Enable peel loops at -O3.
10286 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
10287 (try_peel_loop): Do not re-peel already peeled loops;
10288 use likely upper bounds; fix profile updating.
10289 (pass_complete_unroll::execute): Initialize peeled_loops.
10291 2016-05-30 Martin Liska <mliska@suse.cz>
10293 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
10294 computed costs by frequency of BB they belong to.
10295 (get_scaled_computation_cost_at): New function.
10297 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
10298 Marc Glisse <marc.glisse@inria.fr>
10300 PR tree-optimization/71289
10301 * match.pd (-1 / B < A, A > -1 / B): New transformations.
10303 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10305 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
10307 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10309 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
10310 for peeled copies; avoid underflow when updating estimates; correctly
10311 scale loop profile.
10313 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
10315 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
10316 r236875. Corrected oe3 to oe2 as obvious.
10318 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
10320 PR middle-end/71269
10321 PR middle-end/71252
10322 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
10323 that inserted stmt will not dominate stmts that defines its operand.
10324 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
10325 (rewrite_expr_tree_parallel): Likewise.
10327 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
10329 PR middle-end/71252
10330 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
10331 all fields including stmt_to_insert are swapped.
10333 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10335 * predict.h (force_edge_cold): Declare.
10336 * predict.c (force_edge_cold): New function.
10337 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
10339 (canonicalize_loop_induction_variables): Fix formating.
10341 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
10343 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
10344 (visium_expand_copysign): Use gen_int_mode directly.
10345 (visium_compute_frame_size): Minor tweaks.
10347 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10349 * tree-vect-loop.c (vect_analyze_loop_2): Use
10350 likely_max_stmt_executions_int.
10352 2016-05-30 Tom de Vries <tom@codesourcery.com>
10354 PR tree-optimization/69067
10355 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
10357 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
10360 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
10361 New peepholes to remove unneeded fild/fistp pairs.
10362 (define_peephole2 atomic_loaddi_fpu): Ditto.
10364 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
10366 * predict.c (maybe_hot_frequency_p): Avoid division.
10368 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
10370 * doc/install.texi: Use https for shop.fsf.org.
10372 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
10374 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
10375 likely_max_stmt_executions_int.
10377 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
10379 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
10380 likely_max_stmt_executions_int.
10382 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
10384 * profile.c (compute_branch_probabilities): Do not report hitrates
10386 (branch_prob): Report hitrates here.
10387 * predict.c (gimple_predict_edge): Do not assert profile status;
10388 fix formatting issues.
10390 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
10392 * predict.c (edge_predicted_by_p): New function.
10393 (predict_paths_for_bb): Do not put multiple predictions of the same type
10396 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
10398 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
10401 2016-05-28 Alan Modra <amodra@gmail.com>
10403 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
10405 2016-05-28 Alan Modra <amodra@gmail.com>
10407 PR rtl-optimization/71275
10408 * ira.c (ira): Free dominance info.
10410 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
10412 * doc/sourcebuild.texi: New address for upstream Go repository.
10414 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
10416 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
10417 (TARGET_ARM_V7M): Likewise.
10419 2016-05-26 Jeff Law <law@redhat.com>
10421 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
10422 (thread_across_edge): Remove calls to find_jump_threads_backwards.
10423 * passes.def: Add jump threading passes before DOM/VRP.
10424 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
10425 argument to a basic block from an edge. Remove tests which are
10427 (pass_data_thread_jumps, class pass_thread_jumps): New.
10428 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
10429 (make_pass_thread_jumps): Likewise.
10430 * tree-pass.h (make_pass_thread_jumps): Declare.
10432 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
10434 * config/visium/visium-protos.h (split_double_move): Rename into...
10435 (visium_split_double_move): ...this.
10436 (visium_split_double_add): Declare.
10437 * config/visium/visium.c (split_double_move): Rename into...
10438 (visium_split_double_move): ...this.
10439 (visium_split_double_add): New function.
10440 (visium_expand_copysign): Renumber operands for consistency.
10441 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
10442 (DFmode move splitter): Likewise.
10443 (*addi3_insn): Split by means of visium_split_double_add.
10444 (*adddi3_insn_flags): Delete.
10445 (*plus_plus_sltu<subst_arith>): New insn.
10446 (*subdi3_insn): Split by means of visium_split_double_add.
10447 (subdi3_insn_flags): Delete.
10448 (*minus_minus_sltu<subst_arith>): New insn.
10449 (*negdi2_insn): Split by means of visium_split_double_add.
10450 (*negdi2_insn_flags): Delete.
10452 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
10454 * configure.ac: Treat a --with-headers option without argument
10455 the same as the default (i.e. consult sys-include directory).
10456 * configure: Regenerate.
10458 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10460 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
10461 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
10463 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
10464 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
10466 2016-05-27 Jiong Wang <jiong.wang@arm.com>
10469 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
10470 tree-stdarg analysis results.
10471 (aarch64_setup_incoming_varargs): Likewise.
10473 2016-05-27 Jiong Wang <jiong.wang@arm.com>
10475 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
10476 va_list_gpr_counter_field and va_list_fpr_counter_field.
10478 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
10481 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
10482 * config/aarch64/aarch64.c
10483 (aarch64_cannot_change_mode_class): Remove function.
10484 * config/aarch64/aarch64-protos.h
10485 (aarch64_cannot_change_mode_class): Remove.
10487 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
10489 * cfgloop.c (record_niter_bound): Record likely upper bounds.
10490 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
10491 get_likely_max_loop_iterations_int): New.
10492 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
10493 any_likely_upper_bound.
10494 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
10496 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
10497 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
10499 (unroll_loop_constant_iterations): Likewise.
10500 (unroll_loop_runtime_iterations): Likewise.
10501 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
10502 * lto-streamer-out.c (output_cfg): Likewise.
10503 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
10505 (canonicalize_loop_induction_variables): Dump likely upper bounds.
10506 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
10507 (likely_max_loop_iterations): New.
10508 (likely_max_loop_iterations_int): New.
10509 (likely_max_stmt_executions): New.
10510 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
10511 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
10512 likely_max_stmt_executions): Declare.
10514 2016-05-27 Marek Polacek <polacek@redhat.com>
10516 PR middle-end/71308
10517 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
10519 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10521 * config/s390/s390.md (2x risbg splitters): Use
10522 reg_overlap_mentioned_p instead of rtx_equal_p.
10524 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
10526 * combine.c (make_compound_operation): Take known zero bits into
10527 account when checking for possible zero_extend.
10529 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10531 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
10532 Use const_int_operand for operand 2 predicate. Simplify expand code
10535 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
10537 PR middle-end/71279
10538 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
10541 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10543 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
10544 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
10545 that returns CC_SESWPmode and CC_ZESWPmode.
10546 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
10548 (aarch64_rtx_costs): Likewise.
10550 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
10552 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
10553 for ISA 3.0 min/max support.
10554 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
10555 conditional move support.
10556 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
10557 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
10559 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
10560 conditional moves where the comparison type is different from move
10562 (fp_minmax): New code iterator for smin/smax.
10563 (minmax): New code attributes for min/max.
10564 (SMINMAX): Likewise.
10565 (smax<mode>3): Combine min, max insns into one insn using the
10566 fp_minmax code iterator. Add support for ISA 3.0 min/max
10567 instructions that don't need -ffast-math.
10568 (s<minmax><mode>3): Likewise.
10569 (smax<mode>3_vsx): Likewise.
10570 (smin<mode>3): Likewise.
10571 (s<minmax><mode>3_vsx): Likewise.
10572 (smin<mode>3_vsx): Likewise.
10573 (pre-VSX min/max splitters): Likewise.
10574 (s<minmax><mode>3_fpr): Likewise.
10575 (movsfcc): Rewrite floating point conditional moves to combine
10576 SFmode/DFmode into a single insn.
10577 (mov<mode>cc): Likewise.
10578 (movdfcc): Likewise.
10579 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
10580 SFDF2 iterators to handle all combinations.
10581 (fseldfsf4): Likewise.
10582 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
10583 (fseldfdf4): Likewise.
10584 (fselsfdf4): Likewise.
10585 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
10586 comparison instructions that set a 0/-1 mask, and use it for
10587 floating point conditional move via XXSEL.
10588 (fpmask<mode>): Likewise.
10589 (xxsel<mode>): Likewise.
10590 * config/rs6000/predicates.md (min_max_operator): Delete, no
10592 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
10593 instructions that generate a 0/-1 mask for use with XXSEL.
10594 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
10595 say whether floating point min/max is available, either through
10596 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
10597 (TARGET_MINMAX_DF): Likewise.
10599 2016-05-27 Alan Modra <amodra@gmail.com>
10601 PR rtl-optimization/71275
10602 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
10603 for update_equiv_regs and combine_and_move_insns.
10605 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
10607 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
10608 if_then_else or cond RTXes to calculate attribute value.
10609 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
10610 <attr "length_immediate>: Ditto.
10611 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
10612 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
10613 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
10614 <attr "type">: Ditto.
10615 <attr "prefix_data16">: Ditto.
10616 <attr "prefix_extra">: Ditto.
10617 <attr "length_immediate">: Ditto.
10618 <attr "prefix">: Ditto.
10619 (vec_set<mode>_0) <attr "isa">: Ditto.
10620 <attr "prefix_extra">: Ditto.
10621 <attr "length_immediate">: Ditto.
10622 <attr "prefix">: Ditto.
10623 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
10624 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
10625 (sse2_storelpd) <attr "prefix_data16">: Ditto.
10626 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
10627 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
10628 <attr "length_immediate">: Ditto.
10629 <attr "prefix">: Ditto.
10630 (sse2_movsd) <attr "length_immediate">: Ditto.
10631 <attr "prefix">: Ditto.
10632 (vec_concatv2df) <attr "isa">: Ditto.
10633 <attr "prefix">: Ditto.
10634 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
10635 (*vec_extractv2di_1) <attr "isa">: Ditto.
10636 <attr "type">: Ditto.
10637 <attr "length_immediate">: Ditto.
10638 <attr "prefix_rex">: Ditto.
10639 <attr "prefix_extra">: Ditto.
10640 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
10641 <attr "prefix_extra">: Ditto.
10642 <attr "length_immediate">: Ditto.
10643 (vec_concatv2di) <attr "isa">: Ditto.
10644 <attr "prefix_extra">: Ditto.
10645 <attr "length_immediate">: Ditto.
10646 <attr "prefix">: Ditto.
10648 2016-05-26 Martin Liska <mliska@suse.cz>
10650 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
10652 (operator+): Likewise.
10653 (operator-): Likewise.
10654 (comp_cost::operator+=): Likewise.
10655 (comp_cost::operator-=): Likewise.
10656 (comp_cost::operator/=): Likewise.
10657 (comp_cost::operator*=): Likewise.
10658 (operator<): Likewise.
10659 (operator==): Likewise.
10660 (operator<=): Likewise.
10661 (new_cost): Remove.
10662 (infinite_cost_p): Likewise.
10663 (add_costs): Likewise.
10664 (sub_costs): Likewise.
10665 (compare_costs): Likewise.
10666 (set_group_iv_cost): Use the newly introduced functions.
10667 (get_address_cost): Likewise.
10668 (get_shiftadd_cost): Likewise.
10669 (force_expr_to_var_cost): Likewise.
10670 (split_address_cost): Likewise.
10671 (ptr_difference_cost): Likewise.
10672 (difference_cost): Likewise.
10673 (get_computation_cost_at): Likewise.
10674 (determine_group_iv_cost_generic): Likewise.
10675 (determine_group_iv_cost_address): Likewise.
10676 (determine_group_iv_cost_cond): Likewise.
10677 (autoinc_possible_for_pair): Likewise.
10678 (determine_group_iv_costs): Likewise.
10679 (cheaper_cost_pair): Likewise.
10680 (iv_ca_recount_cost): Likewise.
10681 (iv_ca_set_no_cp): Likewise.
10682 (iv_ca_set_cp): Likewise.
10683 (iv_ca_cost): Likewise.
10684 (iv_ca_new): Likewise.
10685 (iv_ca_dump): Likewise.
10686 (iv_ca_narrow): Likewise.
10687 (iv_ca_prune): Likewise.
10688 (iv_ca_replace): Likewise.
10689 (try_add_cand_for): Likewise.
10690 (try_improve_iv_set): Likewise.
10691 (find_optimal_iv_set): Likewise.
10693 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
10695 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
10696 that internal functions will clobber all caller-saved registers.
10698 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
10700 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
10701 Return a better case_values_threshold when optimizing.
10703 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
10705 * config/aarch64/aarch64-simd.md (aarch64_combinez):
10706 Add ? to integer variant.
10707 (aarch64_combinez_be): Likewise.
10709 2016-05-26 Jakub Jelinek <jakub@redhat.com>
10711 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
10712 instead of x constraint.
10713 (vcvtps2ph256<mask_name>): Likewise.
10715 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
10716 alternative. Formatting fix.
10718 * config/i386/sse.md
10719 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
10721 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
10722 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
10723 maybe_evex prefix instead of vex.
10724 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
10725 EXT_REX_SSE_REG_P (op0) case in the splitter.
10727 2016-05-25 Jeff Law <law@redhat.com>
10729 PR tree-optimization/71272
10730 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
10731 Update comments. Add test for empty path.
10733 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
10735 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
10736 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
10737 special case builtin.
10738 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10739 code for ALTIVEC_BUILTIN_VEC_CMPNE.
10740 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
10741 for __builtin_vec_cmpne.
10743 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
10745 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
10746 redundant test and bail out if the type of the new operand is not
10747 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
10749 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
10751 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
10752 (x_ix86_target_flags_explicit): Remove.
10753 * config/i386/i386.c (ix86_function_specific_save): Do not copy
10754 x_ix86_target_flags_explicit.
10755 (ix86_function_specific_restore): Ditto.
10757 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
10758 H.J. Lu <hongjiu.lu@intel.com>
10761 * common/config/i386/i386-common.c
10762 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
10763 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
10764 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
10765 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
10766 (-mgeneral-regs-only): Add new option.
10767 * config/i386/i386.c (ix86_option_override_internal): Don't enable
10768 x87 instructions if only general registers are allowed.
10769 (ix86_target_string): Add ix86_flags argument. Handle additional
10770 flags options through ix86_flags argument. Update all callers.
10771 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
10773 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10775 PR rtl-optimization/66940
10776 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
10777 decrementing desired_val will not overflow before performing these
10780 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
10782 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
10783 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
10784 * config/i386/i386.c (enum ix86_builtins): Add
10785 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
10786 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
10787 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
10788 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
10789 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
10790 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
10791 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
10792 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
10793 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
10794 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
10795 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
10796 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
10797 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
10798 __builtin_ia32_cvtps2dq512_mask.
10799 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
10800 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
10801 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
10802 * config/i386/sse.md
10803 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
10805 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
10806 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
10808 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
10809 (avx512f_vec_pack_sfix_v8df): New define_expand.
10810 (avx512f_roundpd512): Rename to ...
10811 (avx512f_round<castmode>512): ... this. Change iterator.
10812 (avx512f_roundps512_sfix): New define_expand.
10813 (round<mode>2_sfix): Change iterator.
10815 2016-05-25 Nick Clifton <nickc@redhat.com>
10817 * config/msp430/msp430.c (msp430_attr): Produce an error if a
10818 static interrupt handler is detected.
10819 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
10820 default linker script.
10821 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
10822 the low part of a symbolic pointer.
10824 2016-05-25 Richard Biener <rguenther@suse.de>
10826 PR tree-optimization/71261
10827 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
10828 interesting stmt instead of immediate uses when looking
10829 for the use operand to replace.
10831 2016-05-25 Martin Liska <mliska@suse.cz>
10833 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
10835 2016-05-25 Richard Biener <rguenther@suse.de>
10837 PR tree-optimization/71264
10838 * tree-vect-stmts.c (vect_init_vector): Properly deal with
10841 2016-05-25 Martin Liska <mliska@suse.cz>
10843 PR tree-optimization/71239
10844 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
10845 if DECL_SIZE is NULL.
10847 2016-05-25 Richard Biener <rguenther@suse.de>
10849 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
10850 * tree-if-conv.c (pass_data_if_conversion): Use it.
10852 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10854 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
10855 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
10856 * varpool.c (varpool_node::get_availability): Likewise.
10858 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
10860 * config/rs6000/altivec.md (VNEG iterator): New iterator for
10861 VNEGW/VNEGD instructions.
10862 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
10863 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
10864 support for ISA 3.0 VNEGW/VNEGD instructions.
10866 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
10868 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
10869 pointers inside OACC_DATA regions.
10870 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
10871 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
10872 (gimplify_adjust_omp_clauses): Fix typo in comment.
10874 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
10876 * config/rs6000/altivec.md (VParity): New mode iterator for vector
10877 parity built-in functions.
10878 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
10880 (p9v_parity<mode>2): Likewise.
10881 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
10883 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
10884 (parity<mode>2): ISA 3.0 expander for vector parity.
10885 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
10887 (BU_P9_64BIT_MISC_0): Likewise.
10888 (BU_P9_MISC_0): Likewise.
10889 (BU_P9V_AV_1): Likewise.
10890 (BU_P9V_AV_2): Likewise.
10891 (BU_P9V_AV_3): Likewise.
10892 (BU_P9V_AV_P): Likewise.
10893 (BU_P9V_VSX_1): Likewise.
10894 (BU_P9V_OVERLOAD_1): Likewise.
10895 (BU_P9V_OVERLOAD_2): Likewise.
10896 (BU_P9V_OVERLOAD_3): Likewise.
10897 (VCTZB): Add vector count trailing zeros support.
10901 (VPRTYBD): Add vector parity support.
10902 (VPRTYBQ): Likewise.
10903 (VPRTYBW): Likewise.
10904 (VCTZ): Add overloaded vector count trailing zeros support.
10905 (VPRTYB): Add overloaded vector parity support.
10906 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10907 overloaded vector count trailing zeros and parity instructions.
10908 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
10909 vector parity support.
10910 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
10911 trailing zeros support.
10912 (vec_cntlz): Likewise.
10913 (vec_vctzb): Likewise.
10914 (vec_vctzd): Likewise.
10915 (vec_vctzh): Likewise.
10916 (vec_vctzw): Likewise.
10917 (vec_vprtyb): Add ISA 3.0 vector parity support.
10918 (vec_vprtybd): Likewise.
10919 (vec_vprtybw): Likewise.
10920 (vec_vprtybq): Likewise.
10921 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10922 the ISA 3.0 vector count trailing zeros and vector parity built-in
10925 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
10927 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
10928 when there is stmt_to_insert.
10930 2016-05-24 Martin Sebor <msebor@redhat.com>
10933 * tree.h (complete_or_array_type_p): New inline function.
10935 2016-05-24 Jakub Jelinek <jakub@redhat.com>
10937 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
10938 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
10939 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
10941 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
10942 Limit 1st alternative to noavx isa, split 2nd alternative into one
10943 noavx and one avx alternative, use *x and Bm in the former and
10944 x and m in the latter.
10946 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
10947 of sse4 for the first alternative, drop %v from the template
10948 and d operand modifier. Split second alternative into one sse4_noavx
10949 and one avx alternative, use *x instead of *v in the former and v
10950 instead of *v in the latter.
10951 (*sse4_1_extractps): Use noavx isa instead of * for the first
10952 alternative, drop %v from the template. Split second alternative into
10953 one noavx and one avx alternative, use *x instead of *v in the
10954 former and v instead of *v in the latter.
10955 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
10956 with noavx and the last one with avx.
10957 (sse4_1_phminposuw): Guard first alternative with noavx isa,
10958 split the second one into one noavx and one avx alternative,
10959 use *x and Bm in the former and x and m in the latter one.
10960 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
10963 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
10964 first two alternatives to noavx, use *x instead of *v in the second
10965 one, add avx alternative without *.
10966 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
10967 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
10968 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
10970 2016-05-24 Jeff Law <law@redhat.com>
10972 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
10973 New function, extracted from...
10974 (fsm_find_control_statement_thread_paths): Here. Use the new function.
10975 Allow simple copies and constant initializations in the SSA chain.
10977 2016-05-24 Marek Polacek <polacek@redhat.com>
10980 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
10983 2016-05-24 Jakub Jelinek <jakub@redhat.com>
10986 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
10987 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
10988 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
10989 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
10990 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
10992 2016-05-24 Richard Biener <rguenther@suse.de>
10994 PR tree-optimization/71240
10995 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
10998 2016-05-24 Richard Biener <rguenther@suse.de>
11000 PR tree-optimization/71230
11001 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
11003 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
11005 * tree-vectorizer.h (vectorizable_comparison): Delete.
11006 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
11007 PURE_SLP_STMT check.
11008 * tree-vect-stmts.c (vectorizable_call): Likewise.
11009 (vectorizable_simd_clone_call): Likewise.
11010 (vectorizable_conversion): Likewise.
11011 (vectorizable_assignment): Likewise.
11012 (vectorizable_shift): Likewise.
11013 (vectorizable_operation): Likewise.
11014 (vectorizable_load): Likewise.
11015 (vectorizable_condition): Likewise.
11016 (vectorizable_store): Likewise. Assert that we don't have
11018 (vectorizable_comparison): Make static. Remove redundant
11019 PURE_SLP_STMT check.
11020 (vect_transform_stmt): Assert that we always have an slp_node
11023 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11025 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
11026 operands[2] against 1 with comparison against CONST1_RTX.
11027 (<shift>di3_neon): Likewise.
11028 * config/arm/predicates.md (const0_operand): Replace with comparison
11029 against CONST0_RTX.
11031 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11033 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
11034 operands[2] against 1 with comparison against CONST1_RTX.
11035 (ashrdi3): Likewise.
11036 (lshrdi3): Likewise.
11037 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
11039 (ashrsi3): Likewise.
11040 (lshrsi3): Likewise.
11041 (rotrsi3): Likewise.
11042 (define_split above *compareqi_eq0): Likewise.
11043 (define_split above "prologue"): Likewise.
11044 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
11045 * config/arm/predicates.md (shift_operator): Likewise.
11046 (shift_nomul_operator): Likewise.
11047 (sat_shift_operator): Likewise.
11048 (thumb1_cmp_operand): Likewise.
11049 (const_neon_scalar_shift_amount_operand): Replace manual range
11050 check with IN_RANGE.
11051 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
11052 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
11054 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11056 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
11057 with HOST_WIDE_INT_1.
11059 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
11060 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
11061 (arm_canonicalize_comparison): Likewise.
11062 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
11064 (thumb1_size_rtx_costs): Likewise.
11065 (vfp_const_double_index): Replace cast of 1 to unsigned
11066 HOST_WIDE_INT with HOST_WIDE_INT_1U.
11067 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
11069 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
11070 HOST_WIDE_INT with HOST_WIDE_INT_1U.
11071 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
11072 HOST_WIDE_INT with HOST_WIDE_INT_1.
11074 2016-05-24 Marek Polacek <polacek@redhat.com>
11076 * tree-cfg.h (should_remove_lhs_p): New predicate.
11077 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
11078 * gimplify.c (gimplify_modify_expr): Likewise.
11079 * tree-cfg.c (verify_gimple_call): Likewise.
11080 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
11081 * gimple-fold.c: Include "tree-cfg.h".
11082 (gimple_fold_call): Use should_remove_lhs_p.
11084 2016-05-24 Richard Biener <rguenther@suse.de>
11086 PR tree-optimization/71253
11087 * cfganal.h (control_dependences): Make robust against edge
11089 (control_dependences::control_dependences): Remove edge_list argument.
11090 (control_dependences::get_edge): Remove.
11091 (control_dependences::get_edge_src): Add.
11092 (control_dependences::get_edge_dest): Likewise.
11093 (control_dependences::m_el): Make a vector of edge src/dest index.
11094 * cfganal.c (control_dependences::find_control_dependence): Adjust.
11095 (control_dependences::control_dependences): Likewise.
11096 (control_dependences::~control_dependence): Likewise.
11097 (control_dependences::get_edge): Remove.
11098 (control_dependences::get_edge_src): Add.
11099 (control_dependences::get_edge_dest): Likewise.
11100 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
11102 (perform_tree_ssa_dce): Adjust.
11103 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
11105 (pass_loop_distribution::execute): Adjust. Do loop destroying
11106 conditional on changed.
11108 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11111 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
11112 return. Reindent transformation comment and mention the ARM state
11115 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11117 PR middle-end/71252
11118 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
11119 after build_and_add_sum creates new use stmt.
11121 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
11123 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
11124 load_lanes/grouped_load classification comes first. Don't check
11125 whether the vectorization factor is a multiple of the group size
11128 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
11130 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
11131 GROUP_GAP for single-element interleaving.
11132 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
11135 2016-05-24 Richard Biener <rguenther@suse.de>
11137 PR middle-end/70434
11139 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
11140 bases which are accessed with non-invariant indices.
11141 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
11142 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
11144 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11146 PR middle-end/71170
11147 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
11148 (add_to_ops_vec): Add stmt_to_insert.
11149 (add_repeat_to_ops_vec): Init stmt_to_insert.
11150 (insert_stmt_before_use): New.
11151 (transform_add_to_multiply): Remove mult_stmt insertion and add it
11153 (get_ops): Init stmt_to_insert.
11154 (maybe_optimize_range_tests): Likewise.
11155 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
11156 (rewrite_expr_tree_parallel): Likewise.
11157 (reassociate_bb): Likewise.
11159 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11162 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
11163 ISA 3.0 xxperm fusion alternative.
11164 (altivec_vperm_v8hiv16qi): Likewise.
11165 (altivec_vperm_<mode>_uns_internal): Likewise.
11166 (vperm_v8hiv4si): Likewise.
11167 (vperm_v16qiv8hi): Likewise.
11169 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11170 Kelvin Nilsen <kelvin@gcc.gnu.org>
11172 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
11173 vpermr/xxpermr on ISA 3.0.
11174 (altivec_expand_vec_perm_le): Likewise.
11175 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
11176 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
11179 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
11181 * config/i386/i386.h (IS_STACK_MODE): Enable for
11182 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
11183 SSE_FLOAT_MODE_P macros.
11184 * config/i386/i386.c (ix86_preferred_reload_class): Use
11185 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
11186 Cleanup regclass processing for CONST_DOUBLE_P.
11187 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
11188 (ix86_rtx_costs): Remove redundant TARGET_80387 check
11189 with IS_STACK_MODE macro.
11190 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
11192 (*movdf_internal): Use IS_STACK_MODE macro.
11193 (*movsf_internal): Ditto.
11195 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
11197 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
11198 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
11200 2016-05-23 Jeff Law <law@redhat.com>
11202 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
11204 (fsm_find_control_statement_thread_paths): Call it.
11206 2016-05-23 Martin Jambor <mjambor@suse.cz>
11209 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
11210 from_global_constant if t is not NULL.
11212 2016-05-23 Marek Polacek <polacek@redhat.com>
11215 * common.opt (Wswitch-unreachable): New option.
11216 * doc/invoke.texi: Document -Wswitch-unreachable.
11217 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
11220 2016-05-23 Bin Cheng <bin.cheng@arm.com>
11222 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
11223 TMR_INDEX is non-NULL.
11225 2016-05-23 Richard Biener <rguenther@suse.de>
11227 PR tree-optimization/71230
11228 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
11229 (try_special_add_to_ops): ... here. Always test for single-use.
11231 2016-05-23 Martin Jambor <mjambor@suse.cz>
11233 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
11234 default block if a PHI node in the original one would be resized.
11236 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11238 PR tree-optimization/58135
11239 * tree-vect-slp.c: When group size is not multiple
11240 of vector size, allow splitting of store group at
11243 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
11245 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
11247 2016-05-22 Jakub Jelinek <jakub@redhat.com>
11249 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
11250 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
11251 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
11254 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
11255 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
11256 v constraint instead of x and vinserti32x4 insn.
11258 * config/i386/sse.md (i128vldq): New mode iterator.
11259 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
11260 avx512dq and avx512vl alternatives.
11262 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
11263 constraint, use maybe_evex prefix instead of vex.
11264 (vec_dupv4sf): Use v constraint instead of x for output
11265 operand except for noavx alternative, use Yv constraint
11266 instead of x for input. Use maybe_evex prefix instead of vex.
11267 (*vec_dupv4si): Likewise.
11268 (*vec_dupv2di): Likewise.
11270 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11272 PR middle-end/40921
11273 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
11274 (linearize_expr_tree): Call try_special_add_to_ops.
11275 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
11277 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11279 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
11280 to computed stack_usage.
11282 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11285 * config/avr/avr.md (define_expand "mov<mode>"): If the source
11286 operand is subreg (symbol_ref) then move the symbol ref to register.
11288 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
11290 * tree.c (array_at_struct_end_p): Look through MEM_REF.
11292 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11294 PR middle-end/71179
11295 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
11298 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
11300 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
11301 ranges by calling get_single_symbol and tidy up. Look more closely
11302 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
11304 2016-05-20 Jeff Law <law@redhat.com>
11306 * bitmap.c (bitmap_find_bit): Remove useless test.
11308 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
11310 * function.c (thread_prologue_and_epilogue_insns): Commit the
11311 insertion of the epilogue.
11313 2016-05-20 Martin Jambor <mjambor@suse.cz>
11315 PR tree-optimization/70884
11316 * tree-sra.c (initialize_constant_pool_replacements): Do not check
11317 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
11318 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
11319 of constant pool data as a reason for scalarization.
11321 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
11323 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
11324 for naked functions.
11325 (thumb1_expand_prologue): Likewise.
11327 2016-05-20 Nathan Sidwell <nathan@acm.org>
11329 * config/nvptx/nptx.c (nvptx_option_override): Only set
11330 flag_toplevel_reorder, if not explicitly specified. Set
11331 flag_no_common, unless explicitly specified.
11333 2016-05-20 David Malcolm <dmalcolm@redhat.com>
11335 * calls.c (can_implement_as_sibling_call_p): Mark param
11336 reg_parm_stack_space with ATTRIBUTE_UNUSED.
11338 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
11340 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
11341 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
11342 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
11344 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
11345 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
11346 and CASE_CONST_ANY.
11348 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
11350 * config/nvptx/nvptx.md (sincossf3): New pattern.
11352 2016-05-20 David Malcolm <dmalcolm@redhat.com>
11354 * calls.c (maybe_complain_about_tail_call): New function.
11355 (initialize_argument_information): Call
11356 maybe_complain_about_tail_call when clearing *may_tailcall.
11357 (can_implement_as_sibling_call_p): Call
11358 maybe_complain_about_tail_call when returning false.
11359 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
11360 ensure try_tail_call is set. Call maybe_complain_about_tail_call
11361 if tail-call optimization fails.
11362 * cfgexpand.c (expand_call_stmt): Initialize
11363 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
11364 * gimple-pretty-print.c (dump_gimple_call): Dump
11365 gimple_call_must_tail_p.
11366 * gimple.c (gimple_build_call_from_tree): Call
11367 gimple_call_set_must_tail with the value of
11368 CALL_EXPR_MUST_TAIL_CALL.
11369 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
11370 (gimple_call_set_must_tail): New function.
11371 (gimple_call_must_tail_p): New function.
11372 * print-tree.c (print_node): Update printing of TREE_STATIC
11373 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
11374 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
11375 trailing comment listing applicable flags.
11376 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
11378 2016-05-20 David Malcolm <dmalcolm@redhat.com>
11380 * calls.c (expand_call): Move "Rest of purposes for tail call
11381 optimizations to fail" to...
11382 (can_implement_as_sibling_call_p): ...this new function, and
11383 split into multiple "if" statements.
11385 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
11387 * cfgloop.h (expected_loop_iterations_unbounded,
11388 expected_loop_iterations): Unconstify.
11389 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
11390 profile with known upper bound; return 3 when profile is absent.
11391 (expected_loop_iterations): Update.
11393 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
11395 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
11396 and get_max_loop_iterations_int.
11398 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
11400 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
11401 realistic upper bounds here.
11403 2016-05-20 Jakub Jelinek <jakub@redhat.com>
11406 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
11407 calls if the LHS is variable length or has addressable type.
11408 If targets[0]->decl is a noreturn call with void return type and
11409 zero arguments, adjust fntype and remove lhs in that case.
11411 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
11413 PR tree-optimization/71079
11414 PR tree-optimization/71206
11415 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
11417 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11419 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
11420 (get_vec_alignment_for_array_decl): Likewise.
11421 (get_vec_alignment_for_record_decl): Likewise.
11422 (increase_alignment::execute): Move code to find alignment to
11423 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
11424 (type_align_map): New hash_map.
11426 2016-05-20 Richard Guenther <rguenther@suse.de>
11428 PR tree-optimization/29756
11429 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
11430 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
11431 * fold-const.c (operand_equal_p): Likewise.
11432 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
11433 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
11434 * tree-inline.c (estimate_operator_cost): Likewise.
11435 * tree-pretty-print.c (dump_generic_node): Likewise.
11436 * tree-ssa-operands.c (get_expr_operands): Likewise.
11437 * cfgexpand.c (expand_debug_expr): Likewise.
11438 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
11439 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
11440 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
11441 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
11442 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
11443 (execute_update_addresses_taken): Do it.
11445 2016-05-20 Richard Biener <rguenther@suse.de>
11447 PR tree-optimization/71185
11448 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
11449 register operations.
11451 2016-05-20 Richard Biener <rguenther@suse.de>
11453 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
11454 gimple_seq_add_seq_without_update.
11455 (release_bb_predicate): Assert we have no operands to free.
11456 (if_convertible_loop_p_1): Calculate post dominators later.
11457 Do not free BB predicates here.
11458 (combine_blocks): Do not recompute BB predicates.
11459 (version_loop_for_if_conversion): Save BB predicates around
11462 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
11464 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
11465 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
11466 code. Ignore sibcalls on EDGE_IGNORE edges.
11467 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
11468 on edges for sibcalls that run without prologue. The rest of the
11469 function is combined from...
11470 (fix_fake_fallthrough_edge): ... this, and ...
11471 (try_shrink_wrapping): ... a part of this. Remove the bb_with
11472 function argument, make it a local variable.
11474 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
11476 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
11477 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
11478 for 32-bit mode and SEH for 64-bit.
11479 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
11480 TARGET_64BIT_DEFAULT.
11482 2016-05-19 Ryan Burn <contact@rnburn.com>
11484 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
11485 * gengtype.c (open_base_files): Add cilk.h to ifiles.
11487 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
11489 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
11490 force pending loads from memory.
11492 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
11494 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
11495 (UNSPEC_DARN_32): New unspec constant.
11496 (UNSPEC_DARN_RAW): New unspec constant.
11497 (darn_32): New instruction.
11498 (darn_raw): New instruction.
11499 (darn): New instruction.
11500 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
11501 support and documentation for this macro.
11502 (BU_P9_MISC_1): New macro definition.
11503 (BU_P9_64BIT_MISC_0): New macro definition.
11504 (BU_P9_MISC_0): New macro definition.
11505 (darn_32): New builtin definition.
11506 (darn_raw): New builtin definition.
11507 (darn): New builtin definition.
11508 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
11509 RS6000_BUILTIN_0 directives to surround each occurrence of
11510 #include "rs6000-builtin.def".
11511 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
11512 RS6000_BTM_64BIT flags to the returned mask, depending on
11514 (def_builtin): Correct an error in the assignments made to the
11515 debugging variable attr_string.
11516 (rs6000_expand_builtin): Add support for no-operand built-in
11518 (builtin_function_type): Remove fatal_error assertion that is no
11520 (rs6000_common_init_builtins): Add support for no-operand built-in
11522 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
11524 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
11526 (RS6000_BTM_64BIT): New macro definition.
11527 * doc/extend.texi: Document __builtin_darn (void),
11528 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
11531 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
11533 * tree-vect-loop.c (vect_analyze_loop_2): Use also
11534 max_loop_iterations_int.
11536 2016-05-19 Marek Polacek <polacek@redhat.com>
11538 PR tree-optimization/71031
11539 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
11540 condition and adjust the code a bit.
11542 2016-05-19 Martin Liska <mliska@suse.cz>
11544 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
11545 auto_vec instead of vec.
11547 2016-05-19 Martin Liska <mliska@suse.cz>
11549 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
11551 2016-05-19 Martin Liska <mliska@suse.cz>
11553 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
11555 2016-05-19 Martin Liska <mliska@suse.cz>
11557 * ipa-pure-const.c (set_function_state): Remove an existing
11559 (remove_node_data): Do not free it as it's released
11560 in set_function_state.
11562 2016-05-19 Martin Liska <mliska@suse.cz>
11564 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
11567 2016-05-19 Martin Liska <mliska@suse.cz>
11569 * omp-simd-clone.c (simd_clone_adjust): Release vector.
11571 2016-05-19 Martin Liska <mliska@suse.cz>
11573 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
11574 an auto_vec instead of re-creating it.
11576 2016-05-19 Martin Liska <mliska@suse.cz>
11578 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
11579 auto_vec instead of vec.
11581 2016-05-19 Martin Liska <mliska@suse.cz>
11583 * lto-section-in.c (lto_get_section_data): Call
11584 lto_check_version with additional argument.
11585 * lto-streamer.c (lto_check_version): Add new argument.
11586 * lto-streamer.h (lto_check_version): Likewise.
11588 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11590 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
11591 Don't add cost of inner memory when handling sign-extended loads.
11593 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
11595 PR rtl-optimization/71148
11596 * cse.c (cse_main): Free dominance info.
11597 (rest_of_handle_cse): Don't free dominance info.
11598 (rest_of_handle_cse2): Likewise.
11599 (rest_of_handle_cse_after_global_opts): Likewise.
11601 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11604 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
11605 NULL_TREE early if NEON is not available. Remove now redundant check
11606 in ARM_CHECK_BUILTIN_MODE.
11608 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
11611 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
11612 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
11613 * doc/cpp.texi: Document new macros.
11615 2016-05-19 Bin Cheng <bin.cheng@arm.com>
11617 PR tree-optimization/69848
11618 * tree-vect-loop.c (vectorizable_reduction): Don't factor
11619 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
11621 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
11623 * function.c (thread_prologue_and_epilogue_insn): Move the
11624 "goto epilogue_done" one block later.
11626 2016-05-19 Richard Biener <rguenther@suse.de>
11628 PR tree-optimization/70729
11629 * passes.def: Move LIM pass before PRE. Remove no longer
11630 required copyprop and move first DCE out of the loop pipeline.
11632 2016-05-18 David Malcolm <dmalcolm@redhat.com>
11635 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
11636 (OBJS-libcommon-target): ...here.
11637 * opts-common.c: Include spellcheck.h.
11638 (cmdline_handle_error): Build a vec of valid options and use it
11639 to suggest provide hints for misspelled arguments.
11641 2016-05-18 Jakub Jelinek <jakub@redhat.com>
11644 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
11645 lhs if it has TREE_ADDRESSABLE type.
11647 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
11650 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
11651 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
11653 2016-05-18 Martin Jambor <mjambor@suse.cz>
11656 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
11657 input for NOP_EXPR pass-through functions.
11658 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
11659 aggregate global constant VAR_DECLs in constant jump functions.
11661 2016-05-18 Martin Jambor <mjambor@suse.cz>
11664 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
11665 from TREE_READONLY parameters.
11667 2016-05-18 Martin Jambor <mjambor@suse.cz>
11670 * cgraph.h (cgraph_indirect_call_info): New field
11671 guaranteed_unmodified.
11672 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
11673 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
11675 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
11676 pass the parameter value to ipa_find_agg_cst_for_param.
11677 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
11678 guaranteed_unmodified, store AA results there instead of bailing out
11680 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
11681 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
11682 (find_constructor_constant_at_offset): New function.
11683 (ipa_find_agg_cst_from_init): Likewise.
11684 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
11685 static initializers of contants, report back through a new paameter
11686 from_global_constant if that was the case.
11687 (try_make_edge_direct_simple_call): Also pass parameter value to
11688 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
11690 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
11691 (ipa_read_indirect_edge_info): Likewise.
11692 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
11693 (ipa_load_from_parm_agg): Likewise.
11695 2016-05-18 Jiong Wang <jiong.wang@arm.com>
11697 PR rtl-optimization/71150
11698 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
11701 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11704 * config/rs6000/constraints.md (wE constraint): New constraint
11705 for a vector constant that can be loaded with XXSPLTIB.
11706 (wM constraint): New constraint for a vector constant of a 1's.
11707 (wS constraint): New constraint for a vector constant that can be
11708 loaded with XXSPLTIB and a vector sign extend instruction.
11709 * config/rs6000/predicates.md (xxspltib_constant_split): New
11710 predicates for wE/wS constraints.
11711 (xxspltib_constant_nosplit): Likewise.
11712 (easy_vector_constant): Add support for constants that can be
11713 loaded via XXSPLTIB.
11714 (all_ones_constant): New predicate for vector constant with all
11716 (splat_input_operand): Add support for ISA 3.0 word splat operations.
11717 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
11718 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
11719 instruction and possibly with a sign extension.
11720 (output_vec_const_move): Add support for XXSPLTIB. If we are
11721 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
11722 instead of XXLXOR/XXLORC.
11723 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
11725 (rs6000_legitimize_reload_address): Likewise.
11726 (rs6000_output_move_128bit): Use output_vec_const_move to emit
11728 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
11729 combine VSX_M and VSX_M2 into one iterator.
11730 (VSX_M2): Likewise.
11731 (VSINT_84): New iterators for loading constants with XXSPLTIB.
11732 (VSINT_842): Likewise.
11733 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
11734 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
11735 XXSPLTIB instruction.
11736 (xxspltib_<mode>_nosplit): Likewise.
11737 (xxspltib_<mode>_split): New insn to load up constants with
11738 XXSPLTIB and a sign extend instruction.
11739 (vsx_mov<mode>): Replace single move that handled all vector types
11740 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
11741 moves (when -mvsx-timode is in effect) into the main vector
11742 moves. Eliminate separate moves for <VSr> <VSa>, where the
11743 preferred register class (<VSr>) is listed first, and the
11744 secondary register class (<VSa>) is listed second with a '?' to
11745 discourage use. Prefer loading 0/-1 in any VSX register for ISA
11746 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
11747 that if the register was involved in a slow operation, the
11748 clear/set operation does not wait for the slow operation to
11749 finish. Adjust the length attributes for 32-bit mode. Use
11750 rs6000_output_move_128bit and drop the use of the string
11751 instructions for 32-bit movti when -mvsx-timode is in effect. Use
11752 spacing so that the alternatives and attributes don't generate
11753 long lines, and put things in columns, so that it is easier to
11754 match up the operands and attributes with the insn alternatives.
11755 (vsx_mov<mode>_64bit): Likewise.
11756 (vsx_mov<mode>_32bit): Likewise.
11757 (vsx_movti_64bit): Fold movti into normal vector moves.
11758 (vsx_movti_32bit): Likewise.
11759 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
11760 splat instructions.
11761 (vsx_splat_v4si_internal): Likewise.
11762 (vsx_splat_v4sf_internal): Likewise.
11763 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
11764 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
11765 extend vector elements.
11766 (vsx_sign_extend_hi_<mode>): Likewise.
11767 (vsx_sign_extend_si_v2di): Likewise.
11768 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
11770 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
11771 constraints. Add trailing period to wL documentation.
11773 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
11775 PR middle-end/71020
11776 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
11777 * tree-dfa.c (replace_abnormal_ssa_names): New function.
11778 * tree-call-cdce.c: Include tree-dfa.h.
11779 (can_guard_call_p): New function, extracted from...
11780 (can_use_internal_fn): ...here.
11781 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
11783 (shrink_wrap_one_built_in_call): Likewise.
11784 (use_internal_fn): Likewise.
11785 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
11786 and return void. Call replace_abnormal_ssa_names.
11787 (pass_call_cdce::execute): Check can_guard_call_p during the
11788 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
11789 will always change something.
11791 2016-05-18 Martin Jambor <mjambor@suse.cz>
11794 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
11795 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
11797 2016-05-18 Martin Jambor <mjambor@suse.cz>
11800 * ipa-inline.h (condition): New field size.
11801 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
11802 for comaprison and store it into the new condition.
11803 (evaluate_conditions_for_known_args): Use condition size to check
11804 access sizes for all but CHANGED conditions.
11805 (unmodified_parm_1): New parameter size_p, store access size into it.
11806 (unmodified_parm): Likewise.
11807 (unmodified_parm_or_parm_agg_item): Likewise.
11808 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
11809 (set_cond_stmt_execution_predicate): Extract access sizes and store
11810 them to conditions.
11811 (set_switch_stmt_execution_predicate): Likewise.
11812 (will_be_nonconstant_expr_predicate): Likewise.
11813 (will_be_nonconstant_predicate): Likewise.
11814 (inline_read_section): Stream condition size.
11815 (inline_write_summary): Likewise.
11817 2016-05-18 Richard Biener <rguenther@suse.de>
11819 * tree-ssa-loop-im.c (determine_max_movement): Properly add
11820 condition cost to PHI cost instead of total_cost.
11822 2016-05-18 Martin Liska <mliska@suse.cz>
11825 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
11828 2016-05-18 Richard Biener <rguenther@suse.de>
11830 * lto-streamer.h (LTO_major_version): Bump to 6.
11832 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
11834 * function.c (make_split_prologue_seq, make_prologue_seq,
11835 make_epilogue_seq): New functions, factored out from...
11836 (thread_prologue_and_epilogue_insns): Here.
11838 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
11840 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
11841 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
11842 of before. Add a comment.
11844 2016-05-18 Bin Cheng <bin.cheng@arm.com>
11846 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
11847 expression pointer, not pointer to the pointer.
11849 2016-05-18 Jakub Jelinek <jakub@redhat.com>
11851 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
11852 (avx2_pbroadcast<mode>): Add another alternative with v instead
11853 of x constraints in it, using <pbroadcast_evex_isa> isa.
11854 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
11856 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
11857 constraint x instead of v in second alternative, add avx512bw
11860 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
11861 constraint x instead of v in second alternative, add avx512bw
11864 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
11865 constraint x instead of v in second alternative, add avx512bw
11868 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
11869 avx512bw alternative.
11871 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
11873 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
11874 array to 128 chars.
11875 (define_insn "*andnottf3"): Ditto.
11876 (define_insn "*<code><mode>3"/any_logic): Ditto.
11877 (define_insn "*<code>tf3"/any_logic): Ditto.
11878 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
11879 operand to block AVX-512VL insn variant emit when it is not enabled.
11881 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
11883 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
11884 constraint fot SF mode.
11886 2016-05-18 Petr Murzin <petr.murzin@intel.com>
11887 Kirill Yukhin <kirill.yukhin@intel.com>
11889 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
11891 (define_insn "rsqrt14<mode>"): Ditto.
11892 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
11893 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
11894 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
11895 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
11896 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
11898 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
11899 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
11900 * config/i386/i386.c (ix86_print_operand): Expand check for size
11901 override codes for Intel syntax.
11903 2016-05-18 Richard Biener <rguenther@suse.de>
11905 PR tree-optimization/71168
11906 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
11907 initialization earlier.
11909 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
11911 * config/aarch64/aarch64-simd.md
11912 (aarch64_reduc_plus_internal<mode>): Rename to...
11913 (reduc_plus_scal): ...This, and remove previous implementation.
11915 2016-05-18 Richard Biener <rguenther@suse.de>
11917 * passes.def: Put late dse and cd_dce in canonical order.
11919 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
11921 * ipa-inline-transform.c (preserve_function_body_p): Look for
11922 first non-thunk clone.
11923 (save_function_body): Save into first non-thunk.
11924 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
11926 (lto_output_node): Inline thunks don't need body in every
11928 * lto-streamer-in.c: Do not fixup thunk clones.
11929 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
11931 * tree-inline.c (copy_bb): Be prepared for target node to be new after
11934 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
11936 PR middle-end/63586
11937 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
11938 (reassociate_bb): Call transform_add_to_multiply.
11940 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
11942 * config/aarch64/aarch64.c (all_extensions): Removed unused
11945 2016-05-17 Nathan Sidwell <nathan@acm.org>
11947 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
11948 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
11950 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
11952 PR tree-optimization/54579
11953 PR middle-end/55299
11954 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
11956 2016-05-17 Marek Polacek <polacek@redhat.com>
11959 * tree-inline.c (expand_call_inline): Call
11960 maybe_remove_unused_call_args.
11962 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
11964 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
11965 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
11966 * doc/md.texi (fmin@var{m}3): Likewise.
11968 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
11970 * match.pd (X & C): New transformation.
11972 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
11974 * match.pd (~X & Y): New transformation.
11976 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
11978 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
11979 information for new SSA_NAME.
11980 (simplify_conversion_using_ranges): Get range through get_range_info
11981 instead of get_value_range.
11983 2016-05-17 Jiong Wang <jiong.wang@arm.com>
11985 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
11986 Remove inline assembly.
11987 (vmvn_s16): Likewise.
11988 (vmvn_s32): Likewise.
11989 (vmvn_u8): Likewise.
11990 (vmvn_u16): Likewise.
11991 (vmvn_u32): Likewise.
11992 (vmvnq_s8): Likewise.
11993 (vmvnq_s16): Likewise.
11994 (vmvnq_s32): Likewise.
11995 (vmvnq_u8): Likewise.
11996 (vmvnq_u16): Likewise.
11997 (vmvnq_u32): Likewise.
11998 (vmvn_p8): Likewise.
11999 (vmvnq_p16): Likewise.
12001 2016-05-17 Jiong Wang <jiong.wang@arm.com>
12003 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
12005 (vmul_n_s16): Likewise.
12006 (vmul_n_s32): Likewise.
12007 (vmul_n_u16): Likewise.
12008 (vmul_n_u32): Likewise.
12009 (vmulq_n_f32): Likewise.
12010 (vmulq_n_f64): Likewise.
12011 (vmulq_n_s16): Likewise.
12012 (vmulq_n_s32): Likewise.
12013 (vmulq_n_u16): Likewise.
12014 (vmulq_n_u32): Likewise.
12016 2016-05-17 Jiong Wang <jiong.wang@arm.com>
12018 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
12019 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
12021 2016-05-17 Jiong Wang <jiong.wang@arm.com>
12023 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
12024 to *aarch64_fma4_elt_from_dup<mode>.
12025 (*aarch64_fnma4_elt_to_128df): Rename to
12026 *aarch64_fnma4_elt_from_dup<mode>.
12027 * config/aarch64/arm_neon.h (vfma_n_f64): New.
12028 (vfms_n_f32): Likewise.
12029 (vfms_n_f64): Likewise.
12030 (vfmsq_n_f32): Likewise.
12031 (vfmsq_n_f64): Likewise.
12033 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
12035 * wide-int.h: Change fixed_wide_int_storage from class to struct.
12037 2016-05-17 Richard Biener <rguenther@suse.de>
12039 PR tree-optimization/71132
12040 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
12041 Only add control dependences for blocks in the loop.
12042 (build_rdg): Adjust.
12043 (generate_code_for_partition): Return whether loop should
12044 be destroyed and delay that.
12045 (distribute_loop): Likewise.
12046 (pass_loop_distribution::execute): Record loops to be destroyed
12047 and perform delayed destroying of loops.
12049 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12052 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
12054 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
12056 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
12058 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
12061 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
12062 insertion point for instructions generated by validize_mem.
12064 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
12066 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
12069 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
12071 * config/aarch64/aarch64.c
12072 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
12073 rather than a macro.
12075 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
12077 * doc/invoke.texi (AArch64 Options): Various updates.
12079 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12081 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
12082 into instrumentation thunks.
12083 * cif-code.def (CIF_CHKP): New.
12085 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
12087 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
12089 2016-05-16 Martin Jambor <mjambor@suse.cz>
12091 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
12092 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
12094 2016-05-16 Marek Polacek <polacek@redhat.com>
12096 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
12099 2016-05-16 Martin Jambor <mjambor@suse.cz>
12102 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
12103 the outlined kernel function.
12105 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
12107 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
12108 (ISA_HAS_DLSA): Ditto.
12110 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
12112 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
12114 2016-05-16 Nathan Sidwell <nathan@acm.org>
12116 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
12117 (nvptx_name_replacement): Restore. Add comment.
12118 (write_fn_proto, write_fn_proto_from_insn,
12119 nvptx_output_call_insn): Restore
12120 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
12122 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
12124 * config/aarch64/aarch64.md
12125 (add<mode>3_compareC_cconly_imm): Remove use of %w.
12126 (add<mode>3_compareC_imm): Likewise.
12127 (<optab>si3_uxtw): Split into register and immediate variants.
12128 (andsi3_compare0_uxtw): Likewise.
12129 (and<mode>3_compare0): Likewise.
12130 (and<mode>3nr_compare0): Likewise.
12131 (stack_protect_test_<mode>): Don't use %x for memory operands.
12133 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
12135 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
12137 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
12139 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
12140 Split integer shifts into shift_reg and bfm.
12141 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
12142 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
12143 (ror<mode>3_insn): Likewise.
12144 (<optab>si3_insn_uxtw): Likewise.
12145 (<optab><mode>3_insn): Change to rotate_imm.
12146 (extr<mode>5_insn_alt): Likewise.
12147 (extrsi5_insn_uxtw): Likewise.
12148 (extrsi5_insn_uxtw_alt): Likewise.
12150 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
12152 * doc/tm.texi: Regenerate.
12153 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
12154 (TARGET_INVALID_RETURN_TYPE): Remove.
12155 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
12156 TARGET_INVALID_RETURN_TYPE.
12157 * target.def (invalid_parameter_type): Remove.
12158 (invalid_return_type): Remove.
12160 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12162 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
12163 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
12165 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
12167 (preserve_function_body_p): No need to preserve function body
12168 * cif-codes.def (CIF_THUNK): Remove.
12169 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
12171 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12173 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
12175 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12177 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
12180 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12182 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
12183 (inline_small_functions): Do not look for function symbol when
12186 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
12188 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
12191 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
12192 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12193 Jiong Wang <jiong.wang@arm.com>
12195 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
12196 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
12197 Define __ARM_FP16_ARGS when appropriate.
12198 * config/arm/arm.c (arm_invalid_parameter_type): Remove
12200 (arm_invalid_return_type): Likewise.
12201 (TARGET_INVALID_PARAMETER_TYPE): Remove.
12202 (TARGET_INVALID_RETURN_TYPE): Remove.
12203 (aapcs_vfp_sub_candidate): Allow HFmode.
12204 (aapcs_vfp_allocate): Add comment. Support HFmode.
12205 (aapcs_vfp_allocate_return_reg): Likewise.
12206 (struct aapcs_cp_arg_layout): Slightly reword comments for
12207 is_return_candidate and allocate_return_reg.
12208 (output_mov_vfp): Update assert.
12209 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
12211 (arm_invalid_parameter_type): Remove.
12212 (amr_invalid_return_type): Remove.
12213 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
12214 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
12215 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
12217 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
12219 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
12220 * config/aarch64/arch64-protos.h
12221 (aarch64_legitimize_reload_address): Remove.
12222 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
12225 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
12227 * configure.ac: Add ACX_NONCANONICAL_HOST.
12228 * configure: Regenerate.
12229 * Makefile.in: Set host_noncanonical.
12231 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
12234 * config/i386/i386.md (*movtf_internal): Before register allocation,
12235 do not allow FP constants for CM_MEDIUM memory model, allow only
12236 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
12237 (*movxf_internal): Ditto.
12238 (*movdf_internal): Ditto.
12239 (*movsf_internal): Ditto.
12241 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
12243 PR rtl-optimization/67483
12244 * combine.c (make_compound_operation): Don't call extract_left_shift
12245 with negative shift amounts.
12247 2016-05-13 Jakub Jelinek <jakub@redhat.com>
12250 * fold-const.c (fold_checksum_tree): Allow modification
12251 of TYPE_ALIAS_SET during folding.
12253 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
12254 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
12255 (ix86_split_to_parts): Likewise. Fix up formatting.
12257 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
12259 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
12260 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
12263 2016-05-13 Nathan Sidwell <nathan@acm.org>
12265 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
12266 (nvptx_name_replacement): Delete.
12267 (write_fn_proto, write_fn_proto_from_insn,
12268 nvptx_output_call_insn): Remove nvptx_name_replacement call.
12269 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
12270 * langhooks.c (add_builtin_funcction_common): Call
12271 targetm.mangle_decl_assembler_name.
12273 * config/nvptx/nvptx.c (write_fn_proto): Handle
12274 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
12276 2016-05-13 Martin Liska <mliska@suse.cz>
12278 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
12279 and PRIu64 in printf format.
12281 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12283 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
12286 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12288 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12289 Change --param max-completely-peeled-times to
12290 --param max-completely-peel-times in dump file printing.
12292 2016-05-13 Richard Biener <rguenther@suse.de>
12294 PR tree-optimization/42587
12295 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
12296 (find_bswap_or_nop_1): Likewise.
12297 (bswap_replace): Likewise.
12299 2016-05-13 Martin Liska <mliska@suse.cz>
12301 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
12302 Initialize a variable with default value.
12304 2016-05-13 Martin Liska <mliska@suse.cz>
12306 * doc/invoke.texi: Enhance explanation of error recovery
12309 2016-05-13 Martin Liska <mliska@suse.cz>
12311 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
12312 (struct cost_pair): Change inv_expr_id (int) to inv_expr
12313 (iv_inv_expr_ent *).
12314 (struct iv_inv_expr_ent): Comment struct fields.
12315 (sort_iv_inv_expr_ent): New function.
12316 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
12317 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
12318 a hash_map between iv_inv_expr_ent and number of usages.
12319 (niter_for_exit): Fix coding style.
12320 (tree_ssa_iv_optimize_init): Use renamed variable.
12321 (determine_base_object): Fix coding style.
12322 (alloc_iv): Likewise.
12323 (find_interesting_uses_outside): Likewise.
12324 (add_candidate_1): Likewise.
12325 (add_standard_iv_candidates): Likewise.
12326 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
12327 (prepare_decl_rtl): Fix coding style.
12328 (get_address_cost): Likewise.
12329 (get_shiftadd_cost): Likewise.
12330 (force_expr_to_var_cost): Likewise.
12331 (compare_aff_trees): Likewise.
12332 (get_expr_id): Restructure the function.
12333 (get_loop_invariant_expr_id): Renamed to
12334 get_loop_invariant_expr.
12335 (get_computation_cost_at): Replace usage of inv_expr_id with
12337 (get_computation_cost): Likewise.
12338 (determine_group_iv_cost_generic): Likewise.
12339 (determine_group_iv_cost_address): Likewise.
12340 (iv_period): Fix coding style.
12341 (iv_elimination_compare_lt): Likewise.
12342 (may_eliminate_iv): Likewise.
12343 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
12345 (determine_group_iv_costs): Dump invariant expressions.
12346 (iv_ca_recount_cost): Use the newly added hash_map.
12347 (iv_ca_set_remove_invariants): Fix coding style.
12348 (iv_ca_set_add_invariants): Fix coding style.
12349 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
12351 (iv_ca_set_cp): Likewise.
12352 (iv_ca_new): Initialize the newly added hash_map and remove
12353 initialization of fields.
12354 (iv_ca_free): Delete the hash_map.
12355 (iv_ca_dump): Dump invariant expressions.
12356 (iv_ca_extend): Fix coding style.
12357 (try_add_cand_for): Likewise.
12358 (create_new_ivs): Dump information about # of avg iterations and
12359 # of used invariant expressions.
12360 (rewrite_use_compare): Fix coding style.
12361 (free_loop_data): Set default value for max_inv_expr_id.
12363 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
12365 * cse.c (rest_of_handle_cse): Use cleanup_cfg
12366 returned value cse_cfg_altered computation.
12367 (rest_of_handle_cse2): Likewise.
12368 (rest_of_handle_cse_after_global_opts): Likewise.
12370 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12373 * config/arm/arm.c (arm32_output_mi_thunk): New.
12374 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
12375 to split Thumb1 vs TARGET_32BIT functionality.
12376 (arm_thumb1_mi_thunk): New.
12378 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12380 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
12383 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12386 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
12388 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
12390 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
12391 (expand_builtin_trap): Emit a regular call.
12392 (set_builtin_user_assembler_name): Remove obsolete cases.
12393 * dse.c (scan_insn): Adjust.
12394 * except.c: Include calls.h.
12395 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
12396 emit a regular call to setjmp.
12397 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
12398 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
12399 (emit_block_move_via_libcall): Delete.
12400 (block_move_fn): Delete.
12401 (init_block_move_fn): Likewise.
12402 (emit_block_move_libcall_fn): Likewise.
12403 (emit_block_op_via_libcall): New function.
12404 (set_storage_via_libcall): Tidy up and use memset builtin.
12405 (block_clear_fn): Delete.
12406 (init_block_clear_fn): Likewise.
12407 (clear_storage_libcall_fn): Likewise.
12408 (expand_assignment): Call emit_block_move_via_libcall.
12409 Do not include gt-expr.h.
12410 * expr.h (emit_block_op_via_libcall): Declare.
12411 (emit_block_copy_via_libcall): New inline function.
12412 (emit_block_move_via_libcall): Likewise.
12413 (emit_block_comp_via_libcall): Likewise.
12414 (block_clear_fn): Delete.
12415 (init_block_move_fn): Likewise.
12416 (init_block_clear_fn): Likewise.
12417 (emit_block_move_via_libcall): Likewise.
12418 (set_storage_via_libcall): Add default parameter value.
12419 * libfuncs.h (enum libfunc_index): Remove obsolete values.
12420 (abort_libfunc): Delete.
12421 (memcpy_libfunc): Likewise.
12422 (memmove_libfunc): Likewise.
12423 (memcmp_libfunc): Likewise.
12424 (memset_libfunc): Likewise.
12425 (setbits_libfunc): Likewise.
12426 (setjmp_libfunc): Likewise.
12427 (longjmp_libfunc): Likewise.
12428 (profile_function_entry_libfunc): Likewise.
12429 (profile_function_exit_libfunc): Likewise.
12430 (gcov_flush_libfunc): Likewise.
12431 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
12432 and DECL_VISIBILITY on the declaration.
12433 (init_optabs): Do not initialize obsolete libfuncs.
12434 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
12435 * tree-core.h (ECF_RET1): Define.
12436 (ECF_TM_PURE): Adjust.
12437 (ECF_TM_BUILTIN): Likewise.
12438 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
12439 (build_common_builtin_nodes): Initialize abort builtin.
12440 Add ECF_RET1 on memcpy, memmove and memset builtins.
12441 Pass final flags for alloca and alloca_with_align builtins.
12442 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
12444 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
12445 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
12446 set_storage_via_libcall and call emit_block_copy_via_libcall.
12448 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
12450 * config/i386/i386.md (*call_got_x32): Change operand 0 to
12451 DImode before it is passed to ix86_output_call_operand.
12452 (*call_value_got_x32): Ditto for operand 1.
12454 2016-05-12 Jiong Wang <jiong.wang@arm.com>
12456 PR rtl-optimization/70904
12457 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
12458 reload for wide mode.
12460 2016-05-12 Marek Polacek <polacek@redhat.com>
12463 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
12464 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
12465 * langhooks.h (incomplete_type_error): Likewise.
12466 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
12467 parameter, pass it down to incomplete_type_error.
12468 * tree.h (size_in_bytes): New inline overload.
12469 (size_in_bytes_loc): Renamed from size_in_bytes.
12471 2016-05-12 Richard Biener <rguenther@suse.de>
12473 PR tree-optimization/71059
12474 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
12475 nary before looking up or entering the expression into the VN
12477 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
12478 Make sure to re-use NARYs without result as inserted by
12481 2016-05-12 Richard Biener <rguenther@suse.de>
12483 PR tree-optimization/71062
12484 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
12486 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12487 vars_contains_restrict if the var is a restrict tag.
12488 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
12489 do not disambiguate pointers against it.
12490 (dump_points_to_solution): Re-structure and adjust for new
12491 vars_contains_restrict flag.
12492 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
12494 2016-05-12 Martin Liska <mliska@suse.cz>
12496 * doc/invoke.texi: Explain connection between
12497 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
12499 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
12501 PR tree-optimization/71006
12502 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
12503 consider COND_EXPR as a mask producer.
12505 2016-05-12 Marek Polacek <polacek@redhat.com>
12508 * opts.c (common_handle_option): Detect missing argument for --help^.
12510 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12513 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
12514 when popping the PC and within an interrupt handler routine.
12515 Add missing tab to output of "ldmfd".
12516 (output_return_instruction): Output LDMFD with SP update rather
12517 than POP when returning from interrupt handler.
12519 2016-05-12 Jakub Jelinek <jakub@redhat.com>
12521 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
12522 TARGET_64BIT && TARGET_AVX512DQ.
12523 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
12524 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
12525 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
12526 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
12527 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
12528 (*vec_extractv4si_zext): Add avx512dq alternative.
12529 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
12530 use v instead of x constraint in other alternatives where possible.
12532 * config/i386/sse.md (sse2_loadld): Use v instead of x
12533 constraint in alternatives 0,1,4.
12535 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
12536 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
12537 v constraints instead of x and <pinsr_evex_isa> isa attribute.
12540 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
12541 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
12542 is not emitted unless TARGET_AVX512BW.
12543 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
12544 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
12545 for the result operand.
12547 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
12548 constraint instead of x in avx alternatives. Use maybe_evex instead
12551 * config/i386/constraints.md (Yv): New constraint.
12552 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
12553 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
12554 * config/i386/i386.md (avx512fvecmode): New mode attr.
12555 (*pushtf): Use v constraint instead of x.
12556 (*movtf_internal): Likewise. For TARGET_AVX512VL and
12557 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
12558 (*absneg<mode>2): Use Yv constraint instead of x constraint.
12559 (*absnegtf2_sse): Likewise.
12560 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
12561 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
12562 avx512f alternatives.
12563 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
12565 2016-05-12 Richard Biener <rguenther@suse.de>
12567 PR tree-optimization/71060
12568 * tree-data-ref.c (initialize_data_dependence_relation): Do not
12569 require exact match of DR_BASE_OBJECT but only matching address and
12572 2016-05-12 Richard Biener <rguenther@suse.de>
12574 PR tree-optimization/70986
12575 * cfganal.c: Include cfgloop.h.
12576 (dfs_find_deadend): Prefer to take edges exiting loops.
12578 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12580 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
12581 compile and run time.
12583 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
12586 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
12588 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
12590 * config/i386/i386.c (legitimize_pic_address): Use
12591 copy_to_suggested_reg instead of gen_movsi.
12593 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12595 * config/rs6000/predicates.md (quad_memory_operand): Move most of
12596 the code into quad_address_p and call it to share code with
12597 vsx_quad_dform_memory_operand.
12598 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
12600 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
12601 bit instead of being a separate word. Split -mpower9-dform into
12602 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
12603 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
12604 for the register class supporting 128-bit quad word memory offsets.
12605 (mode_supports_vsx_dform_quad): Helper function to return if the
12606 register class uses quad word memory offsets.
12607 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
12608 (rs6000_debug_reg_global): Always print if we are using LRA or not.
12609 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
12610 instructions are enabled, set up the appropriate addr_masks for
12612 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
12613 -mpower9-dform-scalar, instead of -mpower9-dform.
12614 (rs6000_option_override_internal): Split -mpower9-dform into two
12615 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
12616 -mpower9-dform switch sets or clears both. If we are not using
12617 the LRA register allocator, do not enable -mpower9-dform-vector by
12618 default. If we are using LRA, enable -mpower9-dform-vector and
12619 -mvsx-timode if it is appropriate. Issue a warning if either
12620 -mpower9-dform-vector or -mvsx-timode are explicitly used without
12622 (quad_address_offset_p): New helper function to return if the
12623 offset is legal for quad word memory instructions.
12624 (quad_address_p): New function to determin if GPR or vector
12625 register quad word memory addresses are legal.
12626 (mem_operand_gpr): Validate quad word address offsets.
12627 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
12628 d-form (register + offset) instructions.
12629 (offsettable_ok_by_alignment): Likewise.
12630 (rs6000_legitimate_offset_address_p): Likewise.
12631 (legitimate_lo_sum_address_p): Likewise.
12632 (rs6000_legitimize_address): Likewise.
12633 (rs6000_legitimize_reload_address): Add more debug statements for
12635 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
12636 d-form instructions.
12637 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
12638 d-form instructions. Distinguish different cases in debug
12639 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
12640 d-form instructions.
12641 (rs6000_preferred_reload_class): Likewise.
12642 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
12643 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
12644 of the ISA 2.06 indexed memory instructions.
12645 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
12646 use them to save/restore the saved vector registers instead of
12647 using Altivec instructions.
12648 (rs6000_emit_epilogue): Likewise.
12649 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
12650 (rs6000_opt_masks): Split -mpower9-dform into
12651 -mpower9-dform-scalar and -mpower9-dform-vector.
12652 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
12654 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
12655 ISA 3.0 vector indexed memory instructions, and fold the code into
12656 the normal mov<mode> patterns.
12657 (p9_vecstore_<mode>): Likewise.
12658 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
12660 (vsx_movti_64bit): Likewise.
12661 (vsx_movti_32bit): Likewise.
12662 * config/rs6000/constraints.md (wO constraint): New constraint for
12663 ISA 3.0 vector d-form support.
12664 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
12665 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
12666 include -mpower9-dform-vector until we switch over to LRA.
12667 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
12668 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
12669 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
12670 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12671 for -mpower9-dform and -mlra.
12672 * doc/md.texi (wO constraint): Document wO constraint.
12674 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
12676 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
12677 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
12678 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
12679 Move handling of non-insn arguments inline into the sole user:
12680 (output_trans_func): ...here.
12681 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
12682 in emitted function prototype.
12683 (output_internal_insn_latency_func): Ditto. Simplify.
12684 (output_internal_maximal_insn_latency_func): Ditto. Delete
12685 always-unused argument.
12686 (output_insn_latency_func): Ditto.
12687 (output_maximal_insn_latency_func): Ditto.
12689 2016-05-11 Richard Biener <rguenther@suse.de>
12691 PR tree-optimization/71055
12692 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
12693 sth with precision not equal to access size verify we don't chop
12696 2016-05-11 Richard Biener <rguenther@suse.de>
12699 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
12700 (dwarf2out_finish): Move retry_incomplete_types call ...
12701 (dwarf2out_early_finish): ... here.
12703 2016-05-11 Richard Biener <rguenther@suse.de>
12705 PR middle-end/71002
12706 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
12707 if the langhook insists on it.
12708 * fold-const.c (make_bit_field_ref): Add arg for the original
12709 reference and preserve its alias-set.
12710 (decode_field_reference): Take exp by reference and adjust it
12711 to the original memory reference.
12712 (optimize_bit_field_compare): Adjust callers.
12713 (fold_truth_andor_1): Likewise.
12714 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
12716 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
12718 PR middle-end/70807
12719 * cfgrtl.h (delete_insn_and_edges): Now return bool.
12720 * cfgrtl.c (delete_insn_and_edges): Likewise.
12721 * config/i386/i386.c (convert_scalars_to_vector): Remove
12723 * cse.c (cse_insn): Compute cse_cfg_altered.
12724 (delete_trivially_dead_insns): Likewise.
12725 (cse_cc_succs): Likewise.
12726 (rest_of_handle_cse): Free dominance info if required.
12727 (rest_of_handle_cse2): Likewise.
12728 (rest_of_handle_cse_after_global_opts): Likewise.
12730 2016-05-11 Alan Modra <amodra@gmail.com>
12732 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
12733 abi_v4_pass_in_fpr): New functions.
12734 (rs6000_function_arg_boundary): Exclude complex IBM long double
12735 from 64-bit alignment when ABI_V4.
12736 (rs6000_function_arg, rs6000_function_arg_advance_1,
12737 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
12739 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
12741 PR rtl-optimization/71028
12742 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
12743 jump with just a return in the fallthrough block if the branch
12744 block contains just a return as well.
12746 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
12748 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
12749 * match.pd ((X & Y) ^ Y): ... this.
12750 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
12751 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
12753 2016-05-10 David Malcolm <dmalcolm@redhat.com>
12755 * read-md.c (require_char_ws): New function.
12756 (read_string): Simplify using require_char_ws.
12757 (handle_constants): Likewise.
12758 (handle_enum): Likewise.
12759 (handle_file): Likewise.
12760 * read-md.h (require_char_ws): New declaration.
12761 * read-rtl.c (read_conditions): Simplify using require_char_ws.
12762 (read_mapping): Likewise.
12763 (read_rtx_code): Likewise.
12764 (read_nested_rtx): Likewise.
12766 2016-05-10 James Norris <jnorris@codesourcery.com>
12768 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
12769 if offloading is enabled and -fopenacc or -fopenmp is specified.
12770 (CRTOFFLOADEND): Likewise.
12771 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
12772 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
12774 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
12776 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
12777 gotoff_operand code paths. Use copy_to_suggested_regs and
12778 expand_simple_binop where appropriate. Cleanup.
12780 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
12783 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
12785 (dimode_scalar_chain::vector_const_cost): New.
12786 (dimode_scalar_chain::compute_convert_gain): Handle constants.
12787 (dimode_scalar_chain::convert_op): Likewise.
12788 (dimode_scalar_chain::convert_insn): Likewise.
12790 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
12792 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
12793 unary operation, not a binary one.
12795 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
12797 PR middle-end/70877
12798 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
12799 calls with type casted fndecl.
12801 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
12803 PR tree-optimization/70786
12804 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
12805 * calls.c (initialize_argument_information): Bind bounds
12806 with corresponding args passed by reference.
12808 2016-05-10 Jakub Jelinek <jakub@redhat.com>
12811 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
12812 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
12813 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
12816 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12819 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
12820 code for a zero scale factor.
12821 (vsx_xvcvdpuxds_scale): Likewise.
12823 2016-05-10 David Malcolm <dmalcolm@redhat.com>
12825 * diagnostic-show-locus.c (layout::layout): Call show_ruler
12826 if show_ruler_p was set on the context.
12827 (layout::show_ruler): New method.
12828 * diagnostic.h (struct diagnostic_context): Add field
12831 2016-05-10 Richard Biener <rguenther@suse.de>
12833 PR tree-optimization/71039
12834 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
12835 (chk_uses): New function.
12836 (propagate_with_phi): Verify we can safely replicate the lhs of an
12837 aggregate assignment on all incoming edges.
12839 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
12841 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
12843 (rx_atomic_sequence): New class.
12844 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
12845 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
12847 (rx_atomic_sequence::rx_atomic_sequence,
12848 rx_atomic_sequence::~rx_atomic_sequence): New functions.
12849 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
12850 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
12851 CTRLREG_INTB): New constants.
12852 (FETCHOP): New code iterator.
12853 (fethcop_name, fetchop_name2): New iterator code attributes.
12854 (QIHI): New mode iterator.
12855 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
12856 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
12857 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
12859 2016-05-10 Martin Liska <mliska@suse.cz>
12861 * tree-inline.c (remap_dependence_clique): Do not remap
12862 debugging statements.
12864 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12866 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
12867 ("*fixuns_truncdfdi2_z13")
12868 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
12869 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
12870 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
12872 2016-05-10 Richard Biener <rguenther@suse.de>
12874 PR tree-optimization/70497
12875 PR tree-optimization/28367
12876 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
12878 (visit_reference_op_load): ... here.
12879 (vn_reference_lookup_3): Use it to handle subreg-like accesses
12880 with simplified BIT_FIELD_REFs.
12881 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
12882 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
12885 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
12887 * dwarf2out.c (add_abstract_origin_attribute): Adjust
12888 documentation comment. For BLOCK nodes, add a
12889 DW_AT_abstract_origin attribute that points to the DIE generated
12890 for the origin BLOCK.
12891 (gen_lexical_block_die): Call add_abstract_origin_attribute for
12892 blocks from inlined functions.
12894 2016-05-10 Alan Modra <amodra@gmail.com>
12897 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
12898 regrename modifying insns saving lr before __morestack call.
12899 * config/rs6000/rs6000.md (split_stack_return): Similarly for
12900 insns restoring lr after __morestack call.
12902 2016-05-09 Jakub Jelinek <jakub@redhat.com>
12904 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
12905 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
12907 * config/i386/sse.md (vec_interleave_high<mode>,
12908 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
12909 <avx512>_vpermt2var<mode>3_maskz): Likewise.
12911 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
12913 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
12914 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
12915 parallel reassociation for power8 and forward.
12917 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
12919 * config/i386/i386.md (absneg splitters with general regs): Use
12920 general_reg_operand predicate.
12921 (btsq peephole2): Use x86_64_immediate_operand to check if new
12922 value is suitable for immediate operand. Generate emitted insn
12923 using RTL expressions.
12924 (btcq peephole2): Ditto.
12925 (btrq peephole2): Ditto. Generate correct immediate operand
12928 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
12930 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
12933 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
12935 * tree-affine.c (wide_int_constant_multiple_p): Add missing
12936 pointer dereference.
12938 2016-05-09 Richard Biener <rguenther@suse.de>
12940 PR tree-optimization/70985
12941 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
12942 op0 isn't a gimple register.
12944 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
12946 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
12947 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
12948 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
12949 (i6400_fpu_mult): New cpu units.
12950 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
12951 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
12952 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
12953 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
12954 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
12955 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
12956 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
12957 (i6400_msa_long_float4, i6400_msa_long_float5)
12958 (i6400_msa_long_float8, i6400_msa_fdiv_df)
12959 (i6400_msa_fdiv_sf): New reservations.
12960 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
12961 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
12962 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
12963 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
12964 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
12965 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
12966 (msa_short_cmp, msa_short_float2, msa_short_logic3)
12967 (msa_short_store4, msa_long_load, msa_short_store)
12968 (msa_long_logic, msa_long_float2, msa_long_float4)
12969 (msa_long_float5, msa_long_float8, msa_long_mult)
12970 (msa_long_fdiv, msa_long_div): New reservations.
12972 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
12973 Sameera Deshpande <sameera.deshpande@imgtec.com>
12974 Matthew Fortune <matthew.fortune@imgtec.com>
12975 Graham Stott <graham.stott@imgtec.com>
12976 Chao-ying Fu <chao-ying.fu@imgtec.com>
12978 * config.gcc: Add MSA header file for mips*-*-* target.
12979 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
12980 (Ubv8i, Urv8): New constraints.
12981 * config/mips/mips-ftypes.def: Add function types for MSA
12983 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
12984 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
12985 * config/mips/mips-msa.md: New file.
12986 * config/mips/mips-protos.h
12987 (mips_split_128bit_const_insns): New prototype.
12988 (mips_msa_idiv_insns): Likewise.
12989 (mips_split_128bit_move): Likewise.
12990 (mips_split_128bit_move_p): Likewise.
12991 (mips_split_msa_copy_d): Likewise.
12992 (mips_split_msa_insert_d): Likewise.
12993 (mips_split_msa_fill_d): Likewise.
12994 (mips_expand_msa_branch): Likewise.
12995 (mips_const_vector_same_val_p): Likewise.
12996 (mips_const_vector_same_bytes_p): Likewise.
12997 (mips_const_vector_same_int_p): Likewise.
12998 (mips_const_vector_shuffle_set_p): Likewise.
12999 (mips_const_vector_bitimm_set_p): Likewise.
13000 (mips_const_vector_bitimm_clr_p): Likewise.
13001 (mips_msa_vec_parallel_const_half): Likewise.
13002 (mips_msa_output_division): Likewise.
13003 (mips_ldst_scaled_shift): Likewise.
13004 (mips_expand_vec_cond_expr): Likewise.
13005 * config/mips/mips.c (enum mips_builtin_type): Add
13006 MIPS_BUILTIN_MSA_TEST_BRANCH.
13007 (mips_gen_const_int_vector_shuffle): New prototype.
13008 (mips_const_vector_bitimm_set_p): New function.
13009 (mips_const_vector_bitimm_clr_p): Likewise.
13010 (mips_const_vector_same_val_p): Likewise.
13011 (mips_const_vector_same_bytes_p): Likewise.
13012 (mips_const_vector_same_int_p): Likewise.
13013 (mips_const_vector_shuffle_set_p): Likewise.
13014 (mips_symbol_insns): Forbid loading symbols via immediate for
13016 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
13018 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
13020 (mips_lx_address_p): Add support load indexed address for MSA.
13021 (mips_address_insns): Add calculation of instructions needed for
13022 stores and loads for MSA.
13023 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
13024 CONST_VECTOR for MSA and let it fall through.
13025 (mips_ldst_scaled_shift): New function.
13026 (mips_subword_at_byte): Likewise.
13027 (mips_msa_idiv_insns): Likewise.
13028 (mips_legitimize_move): Validate MSA moves.
13029 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
13030 calculation of costs for MSA division.
13031 (mips_split_move_p): Check if MSA moves need splitting.
13032 (mips_split_move): Split MSA moves if necessary.
13033 (mips_split_128bit_move_p): New function.
13034 (mips_split_128bit_move): Likewise.
13035 (mips_split_msa_copy_d): Likewise.
13036 (mips_split_msa_insert_d): Likewise.
13037 (mips_split_msa_fill_d): Likewise.
13038 (mips_output_move): Handle MSA moves.
13039 (mips_expand_msa_branch): New function.
13040 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
13041 Reinstate 'y' modifier.
13042 (mips_file_start): Add MSA .gnu_attribute.
13043 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
13045 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
13046 (mips_class_max_nregs): Add register size for MSA supported mode.
13047 (mips_cannot_change_mode_class): Allow conversion between MSA
13048 vector modes and TImode.
13049 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
13051 (mips_secondary_reload_class): Force MSA loads/stores via memory.
13052 (mips_preferred_simd_mode): Add preffered modes for MSA.
13053 (mips_vector_mode_supported_p): Add MSA supported modes.
13054 (mips_autovectorize_vector_sizes): New function.
13055 (mips_msa_output_division): Likewise.
13056 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
13057 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
13058 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
13059 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
13060 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
13061 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
13062 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
13063 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
13064 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
13065 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
13066 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
13067 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
13068 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
13069 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
13070 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
13071 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
13072 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
13073 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
13074 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
13075 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
13076 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
13077 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
13078 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
13079 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
13080 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
13081 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
13082 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
13083 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
13084 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
13085 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
13086 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
13087 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
13088 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
13089 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
13090 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
13091 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
13092 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
13093 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
13094 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
13095 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
13096 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
13097 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
13098 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
13099 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
13100 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
13101 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
13102 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
13103 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
13104 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
13105 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
13106 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
13107 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
13108 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
13109 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
13110 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
13111 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
13112 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
13113 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
13114 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
13115 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
13116 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
13117 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
13118 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
13119 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
13120 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
13121 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
13122 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
13123 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
13124 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
13125 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
13126 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
13127 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
13128 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
13129 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
13130 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
13131 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
13132 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
13133 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
13134 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
13135 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
13136 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
13137 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
13138 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
13139 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
13140 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
13141 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
13142 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
13143 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
13144 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
13145 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
13146 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
13147 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
13148 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
13149 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
13150 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
13151 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
13152 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
13153 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
13154 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
13155 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
13156 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
13157 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
13158 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
13159 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
13160 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
13161 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
13162 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
13163 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
13164 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
13165 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
13166 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
13167 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
13168 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
13169 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
13170 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
13171 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
13172 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
13173 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
13174 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
13175 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
13176 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
13177 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
13178 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
13179 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
13180 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
13181 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
13182 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
13183 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
13184 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
13185 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
13186 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
13187 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
13188 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
13189 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
13190 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
13191 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
13192 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
13193 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
13194 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
13195 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
13196 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
13197 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
13198 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
13199 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
13200 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
13201 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
13202 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
13203 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
13204 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
13205 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
13206 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
13208 (mips_get_builtin_decl_index): New array.
13209 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
13210 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
13211 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
13212 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
13213 (mips_init_builtins): Initialize mips_get_builtin_decl_index
13215 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
13217 (mips_expand_builtin_insn): Prepare operands for
13218 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
13219 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
13220 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
13221 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
13222 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
13223 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
13224 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
13225 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
13226 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
13227 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
13228 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
13229 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
13230 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
13231 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
13232 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
13233 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
13234 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
13235 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
13236 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
13237 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
13238 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
13239 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
13240 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
13241 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
13242 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
13243 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
13244 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
13245 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
13246 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
13247 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
13248 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
13249 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
13250 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
13251 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
13252 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
13253 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
13254 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
13255 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
13256 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
13257 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
13258 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
13259 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
13260 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
13261 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
13262 These are set implicitly and an error is reported if overridden.
13263 (mips_expand_builtin_msa_test_branch): New function.
13264 (mips_expand_msa_shuffle): Likewise.
13265 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
13266 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
13267 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
13268 (mips_expand_vec_unpack): Add support for MSA.
13269 (mips_expand_vector_init): Likewise.
13270 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
13271 instead of const0_rtx.
13272 (mips_msa_vec_parallel_const_half): New function.
13273 (mips_gen_const_int_vector): Likewise.
13274 (mips_gen_const_int_vector_shuffle): Likewise.
13275 (mips_expand_msa_cmp): Likewise.
13276 (mips_expand_vec_cond_expr): Likewise.
13277 * config/mips/mips.h
13278 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
13279 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
13281 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
13282 (ISA_HAS_MSA): New macro.
13283 (UNITS_PER_MSA_REG): Likewise.
13284 (BITS_PER_MSA_REG): Likewise.
13285 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
13286 (MSA_REG_FIRST): New macro.
13287 (MSA_REG_LAST): Likewise.
13288 (MSA_REG_NUM): Likewise.
13289 (MSA_REG_P): Likewise.
13290 (MSA_REG_RTX_P): Likewise.
13291 (MSA_SUPPORTED_MODE_P): Likewise.
13292 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
13293 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
13294 * config/mips/mips.md: Include mips-msa.md.
13295 (alu_type): Add simd_add.
13296 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
13297 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
13298 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
13299 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
13300 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
13301 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
13302 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
13303 simd_move, simd_load, simd_store. Choose "multi" for moves
13305 (qword_mode): New attribute.
13306 (insn_count): Add instruction count for quad moves.
13307 Increase the count for MIPS SIMD division.
13308 (UNITMODE): Add UNITMODEs for vector types.
13309 (addsub): New code iterator.
13310 * config/mips/mips.opt (mmsa): New option.
13311 * config/mips/msa.h: New file.
13312 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
13314 * config/mips/mti-linux.h: Likewise.
13315 * config/mips/predicates.md
13316 (const_msa_branch_operand): New constraint.
13317 (const_uimm3_operand): Likewise.
13318 (const_uimm4_operand): Likewise.
13319 (const_uimm5_operand): Likewise.
13320 (const_uimm8_operand): Likewise.
13321 (const_imm5_operand): Likewise.
13322 (aq10b_operand): Likewise.
13323 (aq10h_operand): Likewise.
13324 (aq10w_operand): Likewise.
13325 (aq10d_operand): Likewise.
13326 (const_m1_operand): Likewise.
13327 (reg_or_m1_operand): Likewise.
13328 (const_exp_2_operand): Likewise.
13329 (const_exp_4_operand): Likewise.
13330 (const_exp_8_operand): Likewise.
13331 (const_exp_16_operand): Likewise.
13332 (const_vector_same_val_operand): Likewise.
13333 (const_vector_same_simm5_operand): Likewise.
13334 (const_vector_same_uimm5_operand): Likewise.
13335 (const_vector_same_uimm6_operand): Likewise.
13336 (const_vector_same_uimm8_operand): Likewise.
13337 (par_const_vector_shf_set_operand): Likewise.
13338 (reg_or_vector_same_val_operand): Likewise.
13339 (reg_or_vector_same_simm5_operand): Likewise.
13340 (reg_or_vector_same_uimm6_operand): Likewise.
13341 * doc/extend.texi (MIPS SIMD Architecture Functions): New
13343 * doc/invoke.texi (-mmsa): Document new option.
13345 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13347 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
13348 * configure: Regenerate.
13349 * config.in: Regenerate.
13350 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
13351 on -fvtable-verify.
13352 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
13353 (ENDFILE_VTV_SPEC): Define.
13355 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
13357 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
13358 registers in all interrupt handlers if necessary.
13359 (rl78_option_override): Add warning.
13360 (MUST_SAVE_MDUC_REGISTERS): New macro.
13361 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
13362 * config/rl78/rl78.c (check_mduc_usage): New function.
13363 (mduc_regs): New structure to hold MDUC register data.
13364 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
13365 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
13366 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
13367 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
13368 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
13369 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
13371 2016-05-09 Bin Cheng <bin.cheng@arm.com>
13373 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
13374 (tree-ssa-loop-niter.h): Ditto.
13375 (idx_within_array_bound, ref_within_array_bound): New functions.
13376 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
13377 Factor out check on writable base object to ...
13378 (base_object_writable): ... here.
13380 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13382 * config/arm/arm.md (probe_stack): Add modes to set source
13385 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
13387 * regrename.c (base_reg_class_for_rename): New static function.
13388 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
13390 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
13392 * cgraph.c (thunk_adjust): Export.
13393 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
13394 * cgraphunit.c (thunk_adjust): Export.
13395 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
13397 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
13399 * tree-inline.c (expand_call_inline): Expand thunks inline.
13401 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
13404 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
13405 (*sse2_vd_cvtss2sd): Ditto.
13406 * config/i386/i386.md
13407 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
13408 Generate *sse2_vd_cvtsd2ss pattern.
13409 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
13410 Generate *sse2_vd_cvtss2sd pattern.
13412 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
13414 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
13415 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
13418 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
13420 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
13421 * config/sh/sh.c: Define and declare variables on first use throughout
13423 (current_function_interrupt): Change to bool type.
13424 (frame_insn): Rename to emit_frame_insn and update users.
13425 (push_regs): Use bool for 'interrupt_handler' argument.
13426 (save_schedule_s): Remove.
13427 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
13428 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
13429 targetm.asm_out.unaligned_op.di.
13430 (gen_far_branch): Remove redundant forward declaration.
13431 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
13432 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
13433 (sh_set_return_address, sh_function_ok_for_sibcall,
13434 scavenge_reg): Update comments.
13435 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
13436 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
13437 (sh_attr_renesas_p): Remove unnecessary parentheses.
13438 (branch_dest): Simplify.
13439 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
13440 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
13441 (CUMULATIVE_ARGS): Change macro to typedef.
13442 (current_function_interrupt): Change to bool type.
13443 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
13444 Surround with __cplusplus ifdef.
13445 (sh_compare_op0, sh_compare_op1): Remove.
13446 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
13448 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
13450 * config/arm/arm.md: (arch): Add neon.
13451 (arch_enabled): Return yes for arch neon when TARGET_NEON.
13452 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
13453 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
13454 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
13455 attributes for alt renumbering. Mark alt 3 as non-predicable.
13456 (thumb2_movdf_vfp): Likewise.
13458 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
13460 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
13461 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
13462 (*andqi_1): Add preferred_for_speed attribute to disparage
13463 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
13464 (*<code>qi_1): Ditto.
13465 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
13466 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
13467 (*ashlqi3_1): Ditto.
13468 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
13469 Add preferred_for_size attribute to disparage alternative 0 and
13470 preferred_for_speed attribute to disparage alternative 1 for
13471 TARGET_PARTIAL_REG_STALL targets.
13473 2016-05-07 Tom de Vries <tom@codesourcery.com>
13475 PR tree-optimization/70956
13476 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
13479 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
13481 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
13482 * config/sh/sh.c (sh_cbranch_distance): Implement it.
13483 * config/sh/sh.md (branch_zero): Remove define_attr.
13484 (define_delay): Disable delay slot if branch distance is one insn.
13486 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
13488 * config/i386/i386.md (LEAMODE): New mode attribute.
13489 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
13490 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
13491 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
13492 operand 2 predicate.
13493 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
13494 (*lea<mode>_general_3): Ditto.
13495 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
13497 2016-05-06 Jakub Jelinek <jakub@redhat.com>
13499 * genmddump.c (main): Convert argv from char ** to const char **.
13501 2016-05-06 David Malcolm <dmalcolm@redhat.com>
13503 * coretypes.h (OVERRIDE): New macro.
13504 (FINAL): New macro.
13506 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
13508 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
13509 allow coalescing if the types are compatible.
13511 2016-05-06 David Malcolm <dmalcolm@redhat.com>
13513 * pass_manager.h (pass_manager::register_pass_name): New method.
13514 (pass_manager::get_pass_by_name): New method.
13515 (pass_manager::create_pass_tab): New method.
13516 (pass_manager::m_name_to_pass_map): New field.
13517 * passes.c (name_to_pass_map): Delete global in favor of field
13518 "m_name_to_pass_map" of pass_manager.
13519 (register_pass_name): Rename from a function to...
13520 (pass_manager::register_pass_name): ...this method, updating
13521 for renaming of global "name_to_pass_map" to field
13522 "m_name_to_pass_map".
13523 (create_pass_tab): Rename from a function to...
13524 (pass_manager::create_pass_tab): ...this method, updating
13525 for renaming of global "name_to_pass_map" to field.
13526 (get_pass_by_name): Rename from a function to...
13527 (pass_manager::get_pass_by_name): ...this method.
13528 (enable_disable_pass): Convert use of get_pass_by_name to
13529 a method call, locating the pass_manager singleton.
13531 2016-05-06 David Malcolm <dmalcolm@redhat.com>
13533 * genattr-common.c (main): Convert argv from char ** to const char **.
13534 * genattr.c (main): Likewise.
13535 * genattrtab.c (main): Likewise.
13536 * genautomata.c (initiate_automaton_gen): Likewise.
13538 * gencodes.c (main): Likewise.
13539 * genconditions.c (main): Likewise.
13540 * genconfig.c (main): Likewise.
13541 * genconstants.c (main): Likewise.
13542 * genemit.c (main): Likewise.
13543 * genenums.c (main): Likewise.
13544 * genextract.c (main): Likewise.
13545 * genflags.c (main): Likewise.
13546 * genmddeps.c (main): Likewise.
13547 * genopinit.c (main): Likewise.
13548 * genoutput.c (main): Likewise.
13549 * genpeep.c (main): Likewise.
13550 * genpreds.c (main): Likewise.
13551 * genrecog.c (main): Likewise.
13552 * gensupport.c (init_rtx_reader_args_cb): Likewise.
13553 (init_rtx_reader_args): Likewise.
13554 * gensupport.h (init_rtx_reader_args_cb): Likewise.
13555 (init_rtx_reader_args): Likewise.
13556 * gentarget-def.c (main): Likewise.
13557 * read-md.c (read_md_files): Likewise.
13558 * read-md.h (read_md_files): Likewise.
13560 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
13562 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
13563 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
13564 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
13565 Remove unused predicate.
13566 (register_and_not_fp_reg_operand): Ditto.
13568 2016-05-06 Martin Liska <mliska@suse.cz>
13570 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
13571 instead of vec as the vector is local to the function.
13573 2016-05-06 Jakub Jelinek <jakub@redhat.com>
13575 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
13576 avx512bw alternative.
13578 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
13579 before the ashr<mode>3 pattern.
13581 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
13582 v instead of x in vex or maybe_vex alternatives, use
13583 maybe_evex instead of vex in prefix.
13585 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
13586 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
13587 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
13588 in vex or maybe_vex alternatives, use maybe_evex instead of vex
13591 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
13592 v instead of x in vex or maybe_vex alternatives, use
13593 maybe_evex instead of vex in prefix.
13595 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
13596 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
13597 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
13598 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
13599 alternatives, use maybe_evex instead of vex in prefix.
13601 * config/i386/sse.md (vec_interleave_lowv4sf,
13602 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
13603 v instead of x in vex or maybe_vex alternatives, use
13604 maybe_evex instead of vex in prefix.
13606 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
13607 v instead of x in vex or maybe_vex alternatives, use
13608 maybe_evex instead of vex in prefix.
13610 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
13611 v constraint instead of x.
13613 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
13615 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
13616 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
13619 2016-05-06 Richard Biener <rguenther@suse.de>
13621 PR tree-optimization/70948
13622 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
13623 Properly clobber all fields of va_list for __builtin_va_start.
13625 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
13628 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
13629 loop latch destination.
13631 2016-05-06 Martin Liska <mliska@suse.cz>
13633 * tree-ssa-uninit.c: Apply manual changes
13634 to the GNU coding style.
13635 (prune_uninit_phi_opnds): Rename from
13636 prune_uninit_phi_opnds_in_unrealizable_paths.
13638 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
13640 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
13641 mspace): Remove deprecated options.
13642 * doc/invoke.texi (SH options): Remove -mspace.
13644 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
13646 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
13648 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
13650 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
13651 corresponding combine split pattern.
13653 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
13656 * config/sh/predicates.md (long_displacement_mem_operand): New.
13657 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
13658 Add movi20, movi20s alternatives. Adjust length attribute for
13660 (movsi_ie): Allow for any FPU. Adjust length attribute for
13662 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
13663 attribute for alternatives.
13664 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
13665 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
13666 length attribute for alternatives.
13668 2016-05-06 Richard Biener <rguenther@suse.de>
13670 PR tree-optimization/70960
13671 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
13673 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
13676 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
13677 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
13679 2016-05-06 Marek Polacek <polacek@redhat.com>
13682 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
13684 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
13687 * config/sh/sh.md (*rotcr): Add another variant.
13689 2016-05-06 Richard Biener <rguenther@suse.de>
13691 PR middle-end/70931
13692 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
13694 2016-05-06 Richard Biener <rguenther@suse.de>
13696 PR middle-end/70941
13697 * fold-const.c (split_tree): Always convert to the original type
13700 2016-05-06 Richard Biener <rguenther@suse.de>
13702 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
13703 (fwprop_addr): Likewise.
13705 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
13708 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
13710 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
13711 * config/i386/i386.md (push mem splitter): Use find_constant_src in
13712 the splitter condition.
13713 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
13714 the splitter condition.
13715 (FP float_extend load splitter): Ditto.
13717 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
13719 * config/i386/i386.md (peehole2 patterns): Change true_regnum
13720 to REGNO in all peephole2 patterns.
13721 (post-reload splitters): Change true_regnum to REGNO in
13722 post-reload splitters.
13723 (zero_extend splitters): Use general_reg_operand and
13724 nonimmediate_gr_operand predicates.
13726 2016-05-05 Jakub Jelinek <jakub@redhat.com>
13728 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
13729 v constraint instead of x.
13731 2016-05-05 Alan Modra <amodra@gmail.com>
13734 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
13735 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
13736 TARGET_NO_FP_IN_TOC for -mrelocatable.
13737 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
13738 TARGET_RELOCATABLE test.
13739 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
13740 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13741 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
13742 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
13743 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13744 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
13745 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
13746 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13747 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
13748 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
13750 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
13751 (rs6000_stack_info): Likewise.
13752 (rs6000_elf_asm_out_constructor): Likewise.
13753 (rs6000_elf_asm_out_destructor): Likewise.
13754 (rs6000_elf_declare_function_name): Likewise.
13755 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
13756 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
13759 2016-05-05 Alan Modra <amodra@gmail.com>
13761 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
13763 2016-05-05 Alan Modra <amodra@gmail.com>
13765 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
13766 out-of-line gpr restore for one or two regs if that would add
13769 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
13772 * config/i386/i386.md
13773 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
13774 Change to post-epilogue_completed late splitter. Use sse_reg_operand
13775 as operand 0 predicate.
13776 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
13778 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
13779 Ditto. Emit the pattern using RTX.
13781 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
13782 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
13783 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
13784 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
13786 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
13787 sse_reg_operand as operand 0 predicate.
13789 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
13790 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
13791 instead of gen_rtx_REG.
13792 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
13795 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
13797 * function.c (emit_use_return_register_into_block): Delete.
13798 (gen_return_pattern): Delete.
13799 (emit_return_into_block): Delete.
13800 (active_insn_between): Delete.
13801 (convert_jumps_to_returns): Delete.
13802 (emit_return_for_exit): Delete.
13803 (thread_prologue_and_epilogue_insns): Delete all code dealing with
13804 simple_return for shrink-wrapped blocks.
13805 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
13806 end of blocks that need one.
13807 (get_unconverted_simple_return): Delete.
13808 (convert_to_simple_return): Delete.
13809 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
13810 (convert_to_simple_return): Ditto.
13812 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
13814 * cfgcleanup.c (bb_is_just_return): New function.
13815 (try_optimize_cfg): Simplify jumps to return, branches to return,
13816 and branches around return.
13818 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
13820 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
13821 branch to a return.
13823 2016-05-04 Jakub Jelinek <jakub@redhat.com>
13827 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
13828 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
13829 assert flags & OEP_HASH_CHECK, instead of asserting it
13830 never happens. Handle TARGET_EXPR.
13831 * fold-const.c (operand_equal_p): For hash verification,
13832 or in OEP_HASH_CHECK into flags.
13834 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
13836 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
13838 (compute_samebase_partition_bases): Fix typo.
13840 2016-05-04 Jakub Jelinek <jakub@redhat.com>
13842 * config/i386/sse.md (vec_interleave_highv8sf,
13843 vec_interleave_lowv8sf, vec_interleave_highv4df,
13844 vec_interleave_lowv4df): Remove constraints from expanders.
13846 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
13848 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
13850 * tree-inline.c (expand_call_inline): Fix path dealing with
13851 making lhs of call statement undefined.
13853 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
13855 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
13856 Check availability on NODE, too.
13857 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
13858 (cgraph_node::call_for_symbol_and_aliases): Likewise.
13859 (varpool_node::call_for_symbol_and_aliase): Likewise.
13860 * ipa-pure-const.c (add_new_function): Analyze all bodies.
13861 (propagate_pure_const): Propagate across interposable functions, too.
13862 (skip_function_for_local_pure_const): Do not skip interposable bodies
13864 (pass_local_pure_const::execute): Update.
13866 2016-05-04 Marek Polacek <polacek@redhat.com>
13868 * doc/invoke.texi: Document -Wdangling-else.
13870 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13872 * config.gcc: Error out when conflicting multilib is detected. Do not
13873 loop over multilibs since no combination is legal.
13875 2016-05-04 Alan Modra <amodra@gmail.com>
13877 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
13878 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
13879 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
13882 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
13884 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
13885 Clean up p5600 comments.
13887 2016-05-04 Richard Biener <rguenther@suse.de>
13889 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
13890 constructor simplifications.
13891 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
13893 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
13895 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
13896 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
13897 result.set_rtx is null instead of aborting.
13898 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
13900 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
13901 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
13902 *mov<mode>_store_postinc): New patterns.
13904 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
13906 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
13907 as commutative. Check both conversions are NOP.
13908 ((A & B) OP (C & B)): Remove.
13910 2016-05-04 Alan Modra <amodra@gmail.com>
13912 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
13914 2016-05-04 Alan Modra <amodra@gmail.com>
13917 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
13918 when cr2,3,4 are all fixed regs.
13920 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
13922 PR rtl-optimization/57193
13923 * opts.c (default_options_table): Revert OPT_frename_registers change.
13924 * doc/invoke.texi (-frename-registers, -O2): Likewise.
13926 2016-05-03 Martin Sebor <msebor@redhat.com>
13929 * builtins.c (fold_builtin_FILE): New function.
13930 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
13931 (fold_builtin_0): Call them.
13932 * gimplify.c (gimplify_call_expr): Remove the handling of
13933 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
13936 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
13937 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
13941 * doc/extend.texi (Function Names as Strings): Update __func__,
13942 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
13945 2016-05-03 Jakub Jelinek <jakub@redhat.com>
13946 Richard Biener <rguenther@suse.de>
13948 PR tree-optimization/70916
13949 * tree-if-conv.c: Include cfganal.h.
13950 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
13951 and remove_fake_exit_edges around the optimization pass.
13953 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
13955 * cgraph.c (symbol_table::create_edge): Set inline_failed.
13956 (cgraph_edge::make_direct): Likewise.
13957 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
13958 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
13959 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
13960 (CIF_THUNK): New code.
13961 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
13962 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
13963 (compute_inline_parameters): Set inline_failed for thunks.
13964 (inline_analyze_function): Cleanup.
13965 * ipa-inline.c (can_inline_edge_p): Do not deal with
13966 call_stmt_cannot_inline_p.
13967 (can_early_inline_edge_p): Likewise.
13968 (early_inliner): Initialize inline_failed.
13969 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
13971 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
13973 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
13974 from nonimm_ssenomem_operand.
13975 (nonimm_ssenomem_operand): New predicate.
13976 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
13977 as operand 0 predicate.
13978 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
13979 Disable unsupported alternatives using "enabled" attribute.
13980 Use register_ssemem_operand as operand 0 predicate.
13981 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
13983 2016-05-03 Marek Polacek <polacek@redhat.com>
13986 * input.c (expansion_point_location): New function.
13987 * input.h (expansion_point_location): Declare.
13989 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
13991 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
13992 occurence with frame_offset_ ones.
13994 2016-05-03 Alan Modra <amodra@gmail.com>
13996 PR rtl-optimization/70890
13997 * ira.c (combine_and_move_insns): When moving def_insn, remove
13998 equivs on use_insn.
14000 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
14002 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
14003 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
14004 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
14005 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
14007 2016-05-03 Alan Modra <amodra@gmail.com>
14009 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
14010 for SAVE_MULTIPLE/STORE_MULTIPLE.
14012 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14014 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
14015 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
14017 2016-05-03 Richard Biener <rguenther@suse.de>
14019 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
14021 (gimplify_arg): Likewise.
14022 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
14023 re-writing the result to a decl if required.
14024 (internal_get_tmp_var): Add allow_ssa parameter
14025 and override into_ssa with it.
14026 (get_formal_tmp_var): Adjust.
14027 (get_initialized_tmp_var): Add allow_ssa parameter.
14028 (gimplify_arg): Add allow_ssa parameter and avoid generating
14029 SSA names for the result false.
14030 (gimplify_call_expr): If the call may return twice do not
14031 gimplify parameters into SSA.
14032 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
14033 (gimplify_modify_expr): Adjust assert. For noreturn calls
14034 with a SSA name LHS adjust its def.
14035 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
14036 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
14037 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
14038 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
14039 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
14040 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
14041 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
14042 (optimize_target_teams): Do not allow SSA names for clause operands.
14043 (gimplify_expr): Likewise for where we mark the result addressable.
14044 * passes.def (pass_init_datastructures): Remove.
14045 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
14046 (rewrite_stmt): Likewise.
14047 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
14048 (replace_locals_op): Replace SSA names.
14049 (copy_gimple_seq_and_replace_locals): Init src_cfun.
14050 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
14051 * cgraph.c (release_function_body): Free CFG annotations only
14052 when we have a CFG. Simplify.
14053 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
14054 force_gimple_operand instead of get_initialized_tmp_var.
14055 * tree-pass.h (make_pass_init_datastructures): Remove.
14056 * tree-ssa.c (execute_init_datastructures): Remove.
14057 (pass_data_init_datastructures): Likewise.
14058 (class pass_init_datastructures): Likewise.
14059 (make_pass_init_datastructures): Likewise.
14060 * omp-low.c (create_omp_child_function): Init SSA data structures.
14061 (grid_expand_target_grid_body): Likewise.
14062 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
14063 name before adding it to names_to_release.
14064 (remove_bb): Always release SSA defs.
14065 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
14066 before dereferencing it.
14067 * cgraphunit.c (init_lowered_empty_function): Always
14068 int SSA data structures.
14069 * tree-ssanames.c (release_defs): Remove assert that we are in
14071 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
14073 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14074 Uros Bizjak <ubizjak@gmail.com>
14076 PR rtl-optimization/70467
14077 * config/i386/predicates.md (x86_64_hilo_int_operand,
14078 x86_64_hilo_general_operand): New predicates.
14079 * config/i386/constraints.md (Wd): New constraint.
14080 * config/i386/i386.md (mode attr di): Use Wd instead of e.
14081 (general_hilo_operand): New mode attr.
14082 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
14083 instead of <general_operand>.
14084 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
14085 x86_64_hilo_general_operand instead of <general_operand>.
14087 2016-05-03 Jakub Jelinek <jakub@redhat.com>
14089 PR tree-optimization/70916
14090 * tree-if-conv.c (constant_or_ssa_name): Removed.
14091 (fold_build_cond_expr): Use is_gimple_val instead of
14092 constant_or_ssa_name.
14094 PR tree-optimization/70916
14095 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
14096 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
14099 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
14100 (optimize_atomic_bit_test_and): New function.
14101 (pass_fold_builtins::execute): Use it.
14102 * optabs.def (atomic_bit_test_and_set_optab,
14103 atomic_bit_test_and_complement_optab,
14104 atomic_bit_test_and_reset_optab): New optabs.
14105 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
14106 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
14107 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
14108 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
14109 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
14110 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
14111 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
14112 * doc/md.texi (atomic_bit_test_and_set@var{mode},
14113 atomic_bit_test_and_complement@var{mode},
14114 atomic_bit_test_and_reset@var{mode}): Document.
14115 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
14116 atomic_bit_test_and_complement<mode>,
14117 atomic_bit_test_and_reset<mode>): New expanders.
14118 (atomic_bit_test_and_set<mode>_1,
14119 atomic_bit_test_and_complement<mode>_1,
14120 atomic_bit_test_and_reset<mode>_1): New insns.
14122 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
14124 PR rtl-optimization/70687
14125 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
14126 instead of unsigned HOST_WIDE_INT.
14128 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
14130 PR rtl-optimization/44281
14131 * hard-reg-set.h (struct target_hard_regs): New field
14132 x_fixed_nonglobal_reg_set.
14133 (fixed_nonglobal_reg_set): New macro.
14134 * reginfo.c (init_reg_sets_1): Initialize it.
14135 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
14137 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
14139 2016-05-03 Bin Cheng <bin.cheng@arm.com>
14141 PR tree-optimization/56541
14142 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
14143 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
14144 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
14145 (any_complicated_phi): new static variable.
14146 (aggressive_if_conv): delete.
14147 (if_convertible_phi_p): support phis with more than two arguments.
14148 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
14149 critical pred edges.
14150 (ifcvt_split_critical_edges): support phis with more than two
14151 arguments by checking new parameter. only split critical edges
14153 (tree_if_conversion): handle simd pragma marked loop using new
14154 local variable aggressive_if_conv. check any_complicated_phi.
14156 2016-05-03 Bin Cheng <bin.cheng@arm.com>
14158 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
14161 2016-05-03 Bin Cheng <bin.cheng@arm.com>
14163 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
14166 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
14168 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
14169 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
14170 define_insn_and_split.
14171 (mulsi3_i): New define_insn_and_split.
14172 (mulsi3_call): Convert to define_insn.
14173 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
14174 Remove constraints.
14176 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14178 * machmode.h (mode_complex): Add support to give the complex mode
14180 (GET_MODE_COMPLEX_MODE): Likewise.
14181 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
14182 stored by build_complex_type and gfc_build_complex_type instead of
14183 trying to figure out the appropriate mode based on the size. Raise
14184 an assertion error, if the type was not set.
14185 * genmodes.c (struct mode_data): Add field for the complex type of
14187 (blank_mode): Likewise.
14188 (make_complex_modes): Remember the complex mode created in the
14190 (emit_mode_complex): Write out the mode_complex array to map a
14191 type mode to the complex version.
14192 (emit_insn_modes_c): Likewise.
14193 * tree.c (build_complex_type): Set the complex type to use before
14194 calling layout_type.
14195 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
14196 support for __float128 complex datatypes.
14197 (rs6000_hard_regno_mode_ok): Likewise.
14198 (rs6000_setup_reg_addr_masks): Likewise.
14199 (rs6000_complex_function_value): Likewise.
14200 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
14201 __float128 and __ibm128 complex.
14202 (FLOAT128_IBM_P): Likewise.
14203 (ALTIVEC_ARG_MAX_RETURN): Likewise.
14204 * doc/extend.texi (Additional Floating Types): Document that
14205 -mfloat128 must be used to enable __float128. Document complex
14206 __float128 and __ibm128 support.
14208 2016-05-02 Jakub Jelinek <jakub@redhat.com>
14211 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
14212 char/short arguments promoted to int because of promote_prototypes.
14214 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
14216 * config/i386/predicates.md (register_ssemem_operand): New predicate.
14217 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
14218 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
14219 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
14220 alternatives using "enabled" attribute. Use register_ssemem_operand
14221 as operand 1 predicate.
14222 (*cmpi<unord>xf_i387): Split XFmode pattern from
14223 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
14224 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
14225 *absneg<mode>2_i387. Disable unsupported alternatives using
14226 "enabled" attribute.
14227 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
14229 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
14231 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
14233 (oacc_loop_process): Check mask for loop termination.
14235 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
14237 * cif-code.def (CIF_THUNK): Add.
14238 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
14241 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
14243 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
14244 (dump_inline_summary): Dump it.
14245 (fp_expression_p): New predicate.
14246 (estimate_function_body_sizes): Use it.
14247 (inline_merge_summary): Merge fp_expressions.
14248 (inline_read_section): Read fp_expressions.
14249 (inline_write_summary): Write fp_expressions.
14250 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
14251 codegen boundary if either caller or callee is !fp_expressions.
14252 * ipa-inline.h (inline_summary): Add fp_expressions.
14253 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
14254 to fp_expressions be sure the fp generation flags are updated.
14256 2016-05-02 Jakub Jelinek <jakub@redhat.com>
14258 PR rtl-optimization/70467
14259 * cse.c (cse_insn): Handle no-op MEM moves after folding.
14261 PR rtl-optimization/70467
14262 * ipa-pure-const.c (check_call): Handle internal calls even in
14263 ipa mode like in local mode.
14265 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
14267 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
14269 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
14271 * match.pd (X u< X, X u> X): New transformations.
14273 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
14275 * flag-types.h (enum warn_strict_overflow_code): Move ...
14276 * coretypes.h: ... here.
14277 * fold-const.h (fold_overflow_warning): Declare.
14278 * fold-const.c (fold_overflow_warning): Make non-static.
14279 (fold_comparison): Move the transformation of X +- C1 CMP C2
14280 into X CMP C2 -+ C1 ...
14281 * match.pd: ... here.
14282 * gimple-fold.c (fold_stmt_1): Protect with
14283 fold_defer_overflow_warnings.
14285 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
14287 * omp-low.c (struct oacc_loop): Add 'inner' field.
14288 (new_oacc_loop_raw): Initialize it to zero.
14289 (oacc_loop_fixed_partitions): Initialize it.
14290 (oacc_loop_auto_partitions): Partition outermost loop to outermost
14291 available partitioning.
14293 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
14295 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
14297 (umulsidi3): Likewise.
14298 (indirect_jump): Fix jump instruction assembly patterns.
14300 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
14303 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
14304 (nvptx_function_value): Assert non-NULL cfun.
14306 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
14308 PR rtl-optimization/70886
14309 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
14311 * cselib.h (rtx_equal_for_cselib_1): Declare.
14312 (rtx_equal_for_cselib_p: New inline function.
14313 * cselib.c (rtx_equal_for_cselib_p): Delete.
14314 (rtx_equal_for_cselib_1): Make public.
14316 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
14318 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
14319 (register_mixssei387nonimm_operand): Remove predicate.
14320 * config/i386/i386.md (*fop_<mode>_comm): Merge from
14321 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
14322 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
14323 for TARGET_MIX_SSE_I387 alternatives.
14324 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
14325 Disable unsupported alternatives using "enabled" attribute. Use
14326 nonimm_ssenomem_operand as operand 1 predicate. Also check
14327 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
14329 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
14331 * tree.c (cst_and_fits_in_hwi): Simplify.
14333 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
14335 * tree.h (wi::to_wide): New function.
14336 * expr.c (expand_expr_real_1): Use wi::to_wide.
14337 * fold-const.c (int_const_binop_1): Likewise.
14338 (extract_muldiv_1): Likewise.
14340 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
14342 * wide-int.h: Update offset_int and widest_int documentation.
14343 (WI_SIGNED_SHIFT_RESULT): New macro.
14344 (wi::binary_shift): Define signed_shift_result_type for
14345 shifts on offset_int- and widest_int-like types.
14346 (generic_wide_int): Support <<= and >>= if << and >> are supported.
14347 * tree.h (int_bit_position): Use shift operators instead of wi::
14349 * alias.c (adjust_offset_for_component_ref): Likewise.
14350 * expr.c (get_inner_reference): Likewise.
14351 * fold-const.c (fold_comparison): Likewise.
14352 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
14353 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
14354 * tree-dfa.c (get_ref_base_and_extent): Likewise.
14355 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
14356 (stmt_kills_ref_p): Likewise.
14357 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
14358 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
14359 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14360 (ao_ref_init_from_vn_reference): Likewise.
14362 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
14364 * wide-int.h: Update offset_int and widest_int documentation.
14365 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
14366 (wi::binary_traits): Allow ordered comparisons between offset_int and
14367 offset_int, between widest_int and widest_int, and between either
14368 of these types and basic C types.
14369 (operator <, <=, >, >=): Define for the same combinations.
14370 * tree.h (tree_int_cst_lt): Use comparison operators instead
14371 of wi:: comparisons.
14372 (tree_int_cst_le): Likewise.
14373 * gimple-fold.c (fold_array_ctor_reference): Likewise.
14374 (fold_nonarray_ctor_reference): Likewise.
14375 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
14376 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
14377 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
14378 * tree-sra.c (completely_scalarize): Likewise.
14379 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
14380 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
14381 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
14382 (check_for_binary_op_overflow): Likewise.
14383 (search_for_addr_array): Likewise.
14384 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
14386 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
14388 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
14389 (arc_save_restore): Likewise.
14390 (arc_dwarf_register_span): Likewise.
14391 (arc_output_pic_addr_const): Initialize suffix variable.
14393 2016-05-02 Martin Liska <mliska@suse.cz>
14395 * symbol-summary.h (function_summary::function_summary):
14396 Remove checking assert for all cgraph nodes.
14397 (function_summary::get): Check summary_uid.
14398 (symtab_insertion): Check summary_uid.
14400 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
14402 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
14403 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
14404 bmaskn instruction.
14405 (arc_dwarf_register_span): Remove enum keyword.
14406 (compact_memory_operand_p): New function.
14407 * config/arc/arc.h (reg_class): Add code density register classes.
14408 (REG_CLASS_NAMES): Likewise.
14409 (REG_CLASS_CONTENTS): Likewise.
14410 * config/arc/arc.md (*movqi_insn): Add code density instructions.
14411 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
14412 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
14413 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
14414 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
14416 (h, Rcd, Rsd, Rzd): New register constraints.
14417 (T): Use compact_memory_operand_p function.
14418 * config/arc/predicates.md (compact_load_memory_operand): Remove.
14420 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
14422 * config/sh/sh.md (*negnegt, *movtt): Remove.
14424 2016-05-02 Marek Polacek <polacek@redhat.com>
14425 Tom de Vries <tom@codesourcery.com>
14427 PR tree-optimization/70700
14428 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
14429 bigger than FIRST_REF_NODE.
14431 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
14434 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
14436 (prepare_cbranch_operands): Don't use scratch register. Assume that
14437 function is used when pseudos can be created.
14438 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
14439 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
14440 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
14441 define_expand. Allow it only when pseudos can be created.
14442 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
14444 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
14446 * config/i386/constraints.md (BC): Only allow -1 operands.
14447 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
14448 Add "enabled" attribute. Update XI mode attribute calculation.
14449 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
14450 (*movoi_internal_avx): Update XI mode attribute calculation.
14451 (*movti_internal): Ditto.
14453 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
14455 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
14456 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
14458 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
14460 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
14461 statement on instruction code. Remove trailing spaces.
14462 (altivec_expand_stv_builtin): Likewise.
14464 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
14466 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
14467 (TARGET_FPU_DOUBLE): Simplify.
14468 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
14469 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
14470 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
14471 with 'TARGET_FPU_DOUBLE'.
14472 * config/sh/sh.md: Likewise.
14474 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
14476 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
14477 SH_DIV_STR_FOR_SIZE): Remove.
14478 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
14479 SH_DIV_STR_FOR_SIZE): Remove.
14481 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
14483 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
14484 logical_reg_operand): Delete.
14485 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
14486 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
14487 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
14488 match_operand and match_test.
14489 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
14490 variables on their first use. Return bool values.
14491 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
14492 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
14493 arith_reg_operand for input operand. Remove empty constraints.
14495 (*xorsi3_compact): Rename to xorsi3.
14496 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
14497 (*zero_extend<mode>si2_disp_mem): Update comment.
14500 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
14502 * config/sh/t-sh: Remove SH5 support.
14503 * config.gcc: Likewise.
14504 * configure: Likewise.
14506 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14508 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
14510 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
14512 * config/sh/sh.c (register_sh_passes, sh_option_override,
14513 sh_print_operand, prepare_move_operands,
14514 sh_can_follow_jump): Remove TARGET_SH1 checks.
14515 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
14516 PROMOTE_MODE): Likewise.
14517 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
14520 2016-04-30 Alan Modra <amodra@gmail.com>
14522 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
14523 restoring when fixed_reg_p, but allow out-of-line or stmw save.
14524 Check for user regs later to avoid unnecessary looping over regs.
14525 Merge user reg check with non-saved reg check. Don't force
14526 inline VR restore when static chain used.
14527 (rs6000_frame_related): Omit eh_frame info for user regs when
14529 (fixed_regs_p): Delete.
14531 2016-04-30 Alan Modra <amodra@gmail.com>
14533 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
14534 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
14537 2016-04-30 Alan Modra <amodra@gmail.com>
14540 * config/rs6000/rs6000.c (fixed_reg_p): New function.
14541 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
14544 2016-04-30 Alan Modra <amodra@gmail.com>
14546 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
14547 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
14548 flag_pic test for Darwin.
14550 2016-04-30 Alan Modra <amodra@gmail.com>
14552 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
14553 throw_calls_crossed.
14554 (REG_FREQ_CALLS_CROSSED): Delete.
14555 (REG_N_THROWING_CALLS_CROSSED): Delete.
14556 * regstat.c (regstat_bb_compute_ri): Don't calculate
14557 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
14558 (dump_reg_info): Don't print call cross frequency.
14559 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
14560 and REG_N_THROWING_CALLS_CROSSED.
14562 2016-04-30 Alan Modra <amodra@gmail.com>
14564 * regs.h (struct reg_info_t): Delete live_length.
14565 (REG_LIVE_LENGTH): Delete macro.
14566 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
14567 local_live, local_processed and local_live_last_luid params.
14568 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
14570 (regstat_compute_ri): Adjust for above. Don't set
14572 (dump_reg_info): Don't print live length.
14573 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
14574 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
14575 Localize loop_depth var.
14577 2016-04-30 Alan Modra <amodra@gmail.com>
14579 * ira.c (enum valid_equiv): New.
14580 (validate_equiv_mem): Return enum.
14581 (update_equiv_mem): Create replacement in more cases.
14582 (add_store_equivs): Update validate_equiv_mem call.
14584 2016-04-30 Alan Modra <amodra@gmail.com>
14586 * ira.c (combine_and_move_insns): Rather than scanning insns,
14587 use DF infrastucture to find use and def insns.
14589 2016-04-30 Alan Modra <amodra@gmail.com>
14591 ira.c (combine_and_move_insns): Move invariant conditions..
14592 (ira.c): ..to here. Call combine_and_move_insns before
14593 add_store_equivs. Call grow_reg_equivs later. Allocate
14594 req_equiv later using max_reg_num() rather than global max_regno.
14595 (contains_replace_regs): Delete.
14596 (add_store_equivs): Remove contains_replace_regs test.
14598 2016-04-30 Alan Modra <amodra@gmail.com>
14600 * ira.c (struct equiv_mem_data): New.
14601 (equiv_mem, equiv_mem_modified): Delete static vars.
14602 (validate_equiv_mem_from_store): Use "data" param to communicate..
14603 (validate_equiv_mem): ..from here.
14605 2016-04-30 Alan Modra <amodra@gmail.com>
14607 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
14609 (update_reg_equivs): ..here. Move allocation and freeing of
14610 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
14611 end_alias_analysis to..
14614 2016-04-30 Alan Modra <amodra@gmail.com>
14616 * ira.c (pdx_subregs): Delete.
14617 (struct equivalence): Add pdx_subregs field.
14618 (set_paradoxical_subreg): Remove pdx_subregs param. Update
14619 pdx_subregs access.
14620 (update_equiv_regs): Don't create or free pdx_subregs. Update
14621 pdx_subregs access.
14623 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14625 * config/rs6000/altivec.h: Change definitions of vec_xl and
14627 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
14628 (LD_ELEMREV_V2DI): New.
14629 (LD_ELEMREV_V4SF): New.
14630 (LD_ELEMREV_V4SI): New.
14631 (LD_ELEMREV_V8HI): New.
14632 (LD_ELEMREV_V16QI): New.
14633 (ST_ELEMREV_V2DF): New.
14634 (ST_ELEMREV_V2DI): New.
14635 (ST_ELEMREV_V4SF): New.
14636 (ST_ELEMREV_V4SI): New.
14637 (ST_ELEMREV_V8HI): New.
14638 (ST_ELEMREV_V16QI): New.
14641 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14642 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
14643 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
14644 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
14645 (altivec_expand_builtin): Add handling for
14646 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
14647 (rs6000_invalid_builtin): Add error-checking for
14648 RS6000_BTM_P9_VECTOR.
14649 (altivec_init_builtins): Define builtins used to implement vec_xl
14651 (rs6000_builtin_mask_names): Define power9-vector.
14652 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
14653 (RS6000_BTM_P9_VECTOR): Define.
14654 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
14655 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
14656 (vsx_ld_elemrev_v2df): Likewise.
14657 (vsx_ld_elemrev_v4sf): Likewise.
14658 (vsx_ld_elemrev_v4si): Likewise.
14659 (vsx_ld_elemrev_v8hi): Likewise.
14660 (vsx_ld_elemrev_v16qi): Likewise.
14661 (vsx_st_elemrev_v2df): Likewise.
14662 (vsx_st_elemrev_v2di): Likewise.
14663 (vsx_st_elemrev_v4sf): Likewise.
14664 (vsx_st_elemrev_v4si): Likewise.
14665 (vsx_st_elemrev_v8hi): Likewise.
14666 (vsx_st_elemrev_v16qi): Likewise.
14667 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
14670 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
14672 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
14674 (simplify_control_stmt_condition_1): ... here. Recurse into
14675 BIT_AND_EXPRs and BIT_IOR_EXPRs.
14677 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
14680 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
14681 (zero_extendqi<mode>2_dot): Revert earlier conversion from
14682 define_insn_and_split to define_insn.
14683 (zero_extendqi<mode>2_dot2): Same.
14684 (extendqi<mode>2_dot): Same.
14685 (extendqi<mode>2_dot2): Same.
14687 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
14689 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
14690 (probe_stack): New expander.
14691 (probe_stack_<mode>): New insn pattern.
14693 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
14695 * config/i386/i386.md
14696 (operations with memory inputs setting flags peephole2):
14697 Remove uneeded REG_P checks. Cleanup pattern generation.
14699 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
14701 * tree-vect-loop.c (vect_transform_loop): Fix
14702 nb_iterations_upper_bound computation for vectorized loop.
14704 2016-04-29 Marek Polacek <polacek@redhat.com>
14705 Jakub Jelinek <jakub@redhat.com>
14708 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
14709 TARGET_EXPR_SLOT as a base.
14711 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
14713 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
14714 with 'rCm2' constraints to limit possible immediate size.
14715 (*load_zeroextendqisi_update): Likewise.
14716 (*load_signextendqisi_update): Likewise.
14717 (*loadhi_update): Likewise.
14718 (*load_zeroextendhisi_update): Likewise.
14719 (*load_signextendhisi_update): Likewise.
14720 (*loadsi_update): Likewise.
14721 (*loadsf_update): Likewise.
14723 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
14725 * config/i386/predicates.md (constm1_operand): Fix comparison.
14727 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
14729 * testsuite/gcc.target/arc/ieee_eq.c: New test.
14731 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
14733 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
14734 remaining SH5 related settings.
14735 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
14736 shmedia_prepare_call_address): Delete.
14737 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
14738 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
14739 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
14740 UNSUPPORTED_SH2A): Remove m5 checks.
14741 (sh_divide_strategy_e): Remove SH5 division strategies.
14742 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
14743 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
14745 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14747 * config/s390/s390.c (s390_rtx_costs): Update documentation.
14749 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14751 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
14752 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
14753 Change lder to ldr.
14754 * config/s390/vector.md ("mov<mode>"): Likewise.
14756 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
14758 * config/s390/constraints.md ("U", "W"): Invoke
14759 s390_mem_constraint with "ZR" and "ZT".
14760 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
14761 addresses when using LRA. Accept also short displacements for S
14762 and T constraints. Do not check for long displacement target for
14763 S and T constraints.
14764 (s390_mem_constraint): Remove handling of U and W constraints.
14765 * config/s390/s390.md (various patterns): Remove the short
14766 displacement constraints (Q and R) if a long displacement
14767 constraint is present. Add longdisp as required CPU capability.
14768 * config/s390/vector.md: Likewise.
14769 * config/s390/vx-builtins.md: Likewise.
14771 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14774 * reload1.c (reload): Call finish_spills before
14775 restarting reload loop. Skip select_reload_regs
14776 if update_eliminables_and_spill returns true.
14778 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
14780 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
14781 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
14782 (umulhisi3_imm): Update predicates and constraint letters.
14783 (umulhisi3_reg): Declare instruction as commutative.
14784 * config/arc/constraints.md (J12, J16): New constraints.
14785 * config/arc/predicates.md (short_unsigned_const_operand): New
14787 (arc_short_operand): Likewise.
14788 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
14790 2016-04-29 Richard Biener <rguenther@suse.de>
14792 PR tree-optimization/13962
14793 PR tree-optimization/65686
14794 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
14795 * tree-ssa-alias.c (ptrs_compare_unequal): New function
14796 using PTA to compare pointers.
14797 * match.pd: Add pattern for pointer equality compare simplification
14798 using ptrs_compare_unequal.
14800 2016-04-29 Richard Biener <rguenther@suse.de>
14802 * stor-layout.c (layout_type): Do not build a pointer-to-element
14805 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
14807 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
14808 Use SWI mode iterator. Use general_reg_operand predicate.
14809 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
14810 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
14813 2016-04-29 Jakub Jelinek <jakub@redhat.com>
14815 PR middle-end/70843
14816 * fold-const.c (operand_equal_p): Don't verify hash value equality
14818 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
14821 2016-04-28 Jakub Jelinek <jakub@redhat.com>
14824 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
14825 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
14826 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
14827 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
14828 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
14830 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
14832 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
14833 to info. Don't initialize separate fields to 0. Clean up
14836 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
14838 * config/i386/i386.md (peephole2s for operations with memory inputs):
14839 Use SWI mode iterator.
14840 (peephole2s for operations with memory outputs): Ditto.
14841 Do not check for stack checking probe.
14843 (probe_stack): Remove expander.
14845 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
14846 Andrew Burgess <andrew.burgess@embecosm.com>
14848 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
14849 operands as 32-bits.
14851 2016-04-28 Jason Merrill <jason@redhat.com>
14853 * gdbinit.in: Skip line-map.h.
14855 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
14856 Andrew Burgess <andrew.burgess@embecosm.com>
14858 * config/arc/arc.c (arc_conditional_register_usage): Take
14859 TARGET_RRQ_CLASS into account.
14860 (arc_print_operand): Support printing 'p' and 's' operands.
14861 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
14863 (TARGET_RRQ_CLASS): Define.
14864 (IS_POWEROF2_OR_0_P): Define.
14865 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
14867 (*tst_movb): New define_insn.
14868 (*tst): Avoid recognition if it could prevent '*tst_movb'
14869 combination; replace c/CnL with c/Chs alternative.
14870 (*tst_bitfield_tst): New define_insn.
14871 (*tst_bitfield_asr): New define_insn.
14872 (*tst_bitfield): New define_insn.
14873 (andsi3_i): Add Rrq variant.
14874 (extzv): New define_expand.
14875 (insv): New define_expand.
14876 (*insv_i): New define_insn.
14877 (*movb): New define_insn.
14878 (*movb_signed): New define_insn.
14879 (*movb_high): New define_insn.
14880 (*movb_high_signed): New define_insn.
14881 (*movb_high_signed + 1): New define_split pattern.
14882 (*mrgb): New define_insn.
14883 (*mrgb + 1): New define_peephole2 pattern.
14884 (*mrgb + 2): New define_peephole2 pattern.
14885 * config/arc/arc.opt (mbitops): New option for nps400, uses
14886 TARGET_NPS_BITOPS_DEFAULT.
14887 * config/arc/constraints.md (q): Make register class conditional.
14888 (Rrq): New register constraint.
14889 (Chs): New constraint.
14890 (Clo): New constraint.
14891 (Chi): New constraint.
14892 (Cbf): New constraint.
14893 (Cbn): New constraint.
14894 (C18): New constraint.
14895 (Cbi): New constraint.
14897 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
14899 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
14901 (bitmap_intersection_of_preds): Ditto.
14902 (bitmap_union_of_succs): Ditto.
14903 (bitmap_union_of_preds): Ditto.
14904 * sbitmap.c (do_popcount): Delete.
14905 (BITMAP_DEBUGGING): Delete.
14906 (sbitmap_verify_popcount): Delete.
14907 (sbitmap_alloc): Don't initialize the popcount field.
14908 (sbitmap_alloc_with_popcount): Delete.
14909 (sbitmap_resize): Don't resize the popcount array.
14910 (sbitmap_vector_alloc): Don't initialize the popcount field.
14911 (bitmap_copy): Don't copy the popcount array.
14912 (bitmap_clear): Don't clear the popcount array.
14913 (bitmap_clear): Delete the popcount array handling.
14914 (bitmap_ior_and_compl): Delete the popcount assert.
14915 (bitmap_not): Ditto.
14916 (bitmap_and_compl): Ditto.
14917 (bitmap_and): Delete the popcount array handling.
14918 (bitmap_xor): Ditto.
14919 (bitmap_ior): Ditto.
14920 (bitmap_or_and): Delete the popcount assert.
14921 (bitmap_and_or): Ditto.
14922 (popcount_table): Delete.
14923 (sbitmap_elt_popcount): Delete.
14924 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
14925 (bitmap_set_bit): Delete the popcount assert.
14926 (bitmap_clear_bit): Ditto.
14927 (sbitmap_free): Don't free the popcount array.
14928 (sbitmap_alloc_with_popcount): Delete declaration.
14929 (sbitmap_popcount): Ditto.
14931 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
14932 Andrew Burgess <andrew.burgess@embecosm.com>
14934 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
14935 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
14936 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
14937 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
14938 * config/arc/arc.opt (mcmem): New option.
14939 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
14940 supply length for r/m alternative.
14941 (*extendqisi2_ac): Likewise.
14942 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
14944 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
14945 (movhi_insn): Likewise.
14946 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
14947 (*zero_extendqihi2_i): Add r/Ucm alternative.
14948 (*zero_extendqisi2_ac): Likewise.
14949 (*zero_extendhisi2_i): Likewise.
14950 * config/arc/constraints.md (Uex): New memory constraint.
14951 (Ucm): New define_constraint.
14952 * config/arc/predicates.md (long_immediate_loadstore_operand):
14953 Return 0 for MEM with cmem_address address.
14954 (cmem_address_0): New predicates.
14955 (cmem_address_1): Likewise.
14956 (cmem_address_2): Likewise.
14957 (cmem_address): Likewise.
14959 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
14961 * config/rs6000/rs6000.c (machine_function): Rename
14962 insn_chain_scanned_p to spe_insn_chain_scanned_p.
14963 (rs6000_stack_info): Adjust.
14965 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
14966 Andrew Burgess <andrew.burgess@embecosm.com>
14968 * config/arc/constraints.md (Usd): Convert to define_constraint.
14972 2016-04-28 Jakub Jelinek <jakub@redhat.com>
14975 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
14976 Add new peephole2 where the first insn is *mov<mode>_or instead of
14977 *mov<mode>_internal.
14979 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
14981 * tracer.c (bb_seen): Make static.
14983 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
14985 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
14986 support, setup defaults.
14987 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
14988 * config/arc/arc.c (arc_init): Add NPS400 support.
14989 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
14990 (TARGET_ARC700): NPS400 is also an ARC700.
14991 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
14993 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
14996 * config/nds32/nds32.md (casesi): Don't access the operands array
14999 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15001 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
15002 (or $-1,reg peephole2): Ditto.
15003 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
15005 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
15007 * doc/extend.texi (Common Function Attributes) [optimize]:
15008 Discourage use of the optimize attribute.
15010 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
15012 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
15013 special case builtin.
15014 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
15015 ALTIVEC_BUILTIN_VEC_ADDE.
15016 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
15017 support for ALTIVEC_BUILTIN_VEC_ADDE.
15018 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
15019 for __builtin_vec_adde.
15021 2016-04-28 Jakub Jelinek <jakub@redhat.com>
15023 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
15024 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
15026 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15029 * doc/sourcebuild.texi (Effective-Target Keywords, Other
15030 attributes): Document cilkplus_runtime.
15032 2016-04-28 Martin Jambor <mjambor@suse.cz>
15034 * tree-cfg.c (verify_expr): Verify that local declarations belong to
15035 this function. Call verify_expr on MEM_REFs and bases of other
15036 handled_components.
15038 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15040 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
15041 for WORD_REGISTER_OPERATIONS to runtime check.
15043 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15045 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
15047 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15049 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
15050 big-endian compilation.
15051 * config/arc/arc.md (addf3): Likewise.
15052 (subdf3): Likewise.
15053 (muldf3): Likewise.
15055 2016-04-28 Richard Biener <rguenther@suse.de>
15057 PR tree-optimization/70840
15058 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
15059 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
15060 Mark x * pow(x,c) -> pow(x,c+1) commutative.
15061 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
15063 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15065 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
15066 and explain why in a comment.
15068 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15070 * config/arc/arc.md (cpu_facility): Add fpx variant.
15071 (subdf3): Prohibit use reverse sub when assist operations option
15073 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
15074 instructions only when FPX is enabled.
15075 * testsuite/gcc.target/arc/trsub.c: New test.
15077 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15079 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
15080 mult_operator when calculating "type" attribute.
15081 (*fop_<mode>_1_i387): Ditto.
15082 (*fop_xf_1_i387): Ditto.
15083 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
15084 Use std::swap to swap operands. Use RTL expressions to generate
15087 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15088 Joern Rennecke <joern.rennecke@embecosm.com>
15090 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
15092 (emit_pic_move): Remove.
15093 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
15094 * config/arc/arc.c (emit_pic_move): Removed.
15095 (TARGET_HAVE_TLS): Define.
15096 (arc_conditional_register_usage): Test for arc_tp_regno.
15097 (arc_print_operand, arc_print_operand_address): Handle TLS
15099 (arc_needs_pcl_p): New function.
15100 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
15101 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
15102 (arc_raw_symbolic_reference_mentioned_p): Likewise.
15103 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
15104 (arc_legitimize_tls_address): Likewise.
15105 (DTPOFF_ZERO_SYM): Define.
15106 (arc_legitimize_pic_address): Make it static, handle TLS cases.
15107 (arc_output_pic_addr_const): Print TLS unspecs.
15108 (prepare_pic_move): New function, replaces emit_pic_move.
15109 (arc_legitimate_constant_p): Handle TLS unspecs.
15110 (arc_legitimate_address_p): Likewise.
15111 (arc_rewrite_small_data_p): Use assert for TLS constants.
15112 (prepare_move_operands): Use prepare_pic_move.
15113 (arc_legitimize_address): Legitimize tls addresses.
15114 (arc_epilogue_uses): Check for arc_tp_regno.
15115 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
15116 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
15118 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
15120 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
15121 %(arc_tls_extra_start_spec).
15122 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
15123 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
15125 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
15126 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
15127 (UNSPEC_TLS_OFF): Add.
15129 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
15130 (get_thread_pointersi): New patterns.
15131 * config/arc/arc.opt (mtp-regno): New option.
15132 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
15133 (move_dest_operand): Likewise.
15134 * configure: Regenerate.
15135 * configure.ac: Add arc*-*-* case to test for tls.
15136 * doc/invoke.texi (ARC options): Document mtp-regno.
15138 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
15140 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
15141 the new ARC HS SIMD instructions.
15142 (arc_preferred_simd_mode): New function.
15143 (arc_autovectorize_vector_sizes): Likewise.
15144 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
15145 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
15146 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
15147 (arc_init_builtins): Add new SIMD builtin types.
15148 (arc_split_move): Handle 64 bit vector moves.
15149 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
15150 (TARGET_PLUS_QMACW): Define.
15151 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
15152 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
15153 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
15154 (VSUBADD4H): New builtins.
15155 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
15156 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
15158 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
15159 Matthias Klose <doko@debian.org>
15161 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
15163 2016-04-28 Richard Biener <rguenther@suse.de>
15165 PR middle-end/70777
15166 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
15169 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
15171 * common/config/sh/sh-common.c: Remove SH5 support.
15172 * config/sh/constraints.md: Likewise.
15173 * config/sh/config/sh/elf.h: Likewise.
15174 * config/sh/linux.h: Likewise.
15175 * config/sh/netbsd-elf.h: Likewise.
15176 * config/sh/predicates.md: Likewise.
15177 * config/sh/sh-c.c: Likewise.
15178 * config/sh/sh-protos.h: Likewise.
15179 * config/sh/sh.c: Likewise.
15180 * config/sh/sh.h: Likewise.
15181 * config/sh/sh.md: Likewise.
15182 * config/sh/sh.opt: Likewise.
15183 * config/sh/sync.md: Likewise.
15184 * config/sh/sh64.h: Delete.
15185 * config/sh/shmedia.h: Likewise.
15186 * config/sh/shmedia.md: Likewise.
15187 * config/sh/sshmedia.h: Likewise.
15188 * config/sh/t-netbsd-sh5-64: Likewise.
15189 * config/sh/t-sh64: Likewise.
15190 * config/sh/ushmedia.h: Likewise.
15192 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
15194 * config/i386/i386.md (sign_extend to memory peephole2s): Use
15195 general_reg_operand instead of register_operand predicate.
15197 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15199 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
15201 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
15203 * match.pd (A - B > A, A + B < A): New transformations.
15205 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
15207 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
15208 which defaults to true. Emit an outer pair of parentheses only if
15209 EMIT_PARENS. When continuing a chain of && or || (or & or |),
15210 don't emit parentheses for the right-hand operand.
15212 2016-04-27 Jeff Law <law@redhat.com>
15214 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
15216 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15218 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
15219 (altivec_lvx_<mode>_internal): Document.
15220 (altivec_lvx_<mode>_2op): New define_insn.
15221 (altivec_lvx_<mode>_1op): Likewise.
15222 (altivec_lvx_<mode>_2op_si): Likewise.
15223 (altivec_lvx_<mode>_1op_si): Likewise.
15224 (altivec_stvx_<mode>): Remove.
15225 (altivec_stvx_<mode>_internal): Document.
15226 (altivec_stvx_<mode>_2op): New define_insn.
15227 (altivec_stvx_<mode>_1op): Likewise.
15228 (altivec_stvx_<mode>_2op_si): Likewise.
15229 (altivec_stvx_<mode>_1op_si): Likewise.
15230 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15231 Expand vec_ld and vec_st during parsing.
15232 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
15234 (altivec_expand_stvx_be): Likewise.
15235 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
15236 address-masking behavior in RTL.
15237 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
15238 address-masking behavior in RTL.
15239 (altivec_expand_builtin): Change builtin code arguments for calls
15240 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
15241 (insn_is_swappable_p): Avoid incorrect swap optimization in the
15242 presence of lvx/stvx patterns.
15243 (alignment_with_canonical_addr): New function.
15244 (alignment_mask): Likewise.
15245 (find_alignment_op): Likewise.
15246 (recombine_lvx_pattern): Likewise.
15247 (recombine_stvx_pattern): Likewise.
15248 (recombine_lvx_stvx_patterns): Likewise.
15249 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
15250 stvx patterns from expand.
15251 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
15253 (vector_altivec_store_<mode>): Likewise.
15255 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
15257 * config/aarch64/aarch64.md
15258 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
15259 remove the "fp" attributes.
15260 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
15261 add the "simd" attributes.
15262 (*movdf_aarch64): Likewise.
15263 (*movtf_aarch64): Remove the "fp" attributes.
15264 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
15265 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
15267 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15269 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
15270 rtx to rtx_code_label *.
15271 * rtl.h (maybe_set_first_label_num): Likewise.
15273 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15275 * df-core.c (df_add_problem): Make the problem param be const.
15276 (df_remove_problem): Make local "problem" be const.
15277 * df-problems.c (problem_RD): Make const.
15278 (problem_LR): Likewise.
15279 (problem_LIVE): Likewise.
15280 (problem_MIR): Likewise.
15281 (problem_CHAIN): Likewise.
15282 (problem_WORD_LR): Likewise.
15283 (problem_NOTE): Likewise.
15284 (problem_MD): Likewise.
15285 * df-scan.c (problem_SCAN): Likewise.
15286 * df.h (struct df_problem): Make field "dependent_problem" be
15288 (struct dataflow): Likewise for field "problem".
15289 (df_add_problem): Make param const.
15291 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
15293 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
15294 inter-unit moves to/from vector registers are enabled. Do not disable
15297 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15299 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
15300 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
15302 (enum df_problem_id): ...this new enum.
15303 (struct df_problem): Convert field "id" from "int" to
15304 enum df_problem_id.
15306 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15308 * rtl.def: Update comment for "things in the instruction chain" to
15309 reflect the removal of the leading "i" field for INSN_UID in
15310 r210360. Fix bogus apostrophe.
15312 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
15314 * config/i386/i386.md
15315 (lea arith with mem operand + setcc peephole2): Set operator mode.
15317 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
15320 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
15321 (dimode_scalar_to_vector_candidate_p): This.
15322 (timode_scalar_to_vector_candidate_p): New function.
15323 (scalar_to_vector_candidate_p): Likewise.
15324 (timode_check_non_convertible_regs): Likewise.
15325 (timode_remove_non_convertible_regs): Likewise.
15326 (remove_non_convertible_regs): Likewise.
15327 (remove_non_convertible_regs): Renamed to ...
15328 (dimode_remove_non_convertible_regs): This.
15329 (scalar_chain::~scalar_chain): Make it virtual.
15330 (scalar_chain::compute_convert_gain): Make it pure virtual.
15331 (scalar_chain::mark_dual_mode_def): Likewise.
15332 (scalar_chain::convert_insn): Likewise.
15333 (scalar_chain::convert_registers): Likewise.
15334 (scalar_chain::add_to_queue): Make it protected.
15335 (scalar_chain::emit_conversion_insns): Likewise.
15336 (scalar_chain::replace_with_subreg): Likewise.
15337 (scalar_chain::replace_with_subreg_in_insn): Likewise.
15338 (scalar_chain::convert_op): Likewise.
15339 (scalar_chain::convert_reg): Likewise.
15340 (scalar_chain::make_vector_copies): Likewise.
15341 (scalar_chain::convert_registers): New pure virtual function.
15342 (class dimode_scalar_chain): New class.
15343 (class timode_scalar_chain): Likewise.
15344 (scalar_chain::mark_dual_mode_def): Renamed to ...
15345 (dimode_scalar_chain::mark_dual_mode_def): This.
15346 (timode_scalar_chain::mark_dual_mode_def): New function.
15347 (timode_scalar_chain::convert_insn): Likewise.
15348 (dimode_scalar_chain::convert_registers): Likewise.
15349 (scalar_chain::compute_convert_gain): Renamed to ...
15350 (dimode_scalar_chain::compute_convert_gain): This.
15351 (scalar_chain::replace_with_subreg): Renamed to ...
15352 (dimode_scalar_chain::replace_with_subreg): This.
15353 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
15354 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
15355 (scalar_chain::make_vector_copies): Renamed to ...
15356 (dimode_scalar_chain::make_vector_copies): This.
15357 (scalar_chain::convert_reg): Renamed to ...
15358 (dimode_scalar_chain::convert_reg ): This.
15359 (scalar_chain::convert_op): Renamed to ...
15360 (dimode_scalar_chain::convert_op): This.
15361 (scalar_chain::convert_insn): Renamed to ...
15362 (dimode_scalar_chain::convert_insn): This.
15363 (scalar_chain::convert): Call convert_registers.
15364 (convert_scalars_to_vector): Change to scalar_chain pointer to
15365 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
15366 in 32-bit mode. Delete scalar_chain pointer. Call
15367 free_dominance_info in 64-bit mode.
15368 (pass_stv::gate): Remove TARGET_64BIT check.
15369 (ix86_option_override): Put the 64-bit STV pass before the CSE
15372 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
15374 * dwarf2out.h (struct dw_loc_descr_node): Remove the
15375 dw_loc_frame_offset field.
15376 * dwarf2out.c (new_loc_descr): Likewise.
15377 (resolve_args_picking_1): Turn the VISITED hash set into a
15378 FRAME_OFFSET hash map. Use it to associate a frame offset to
15379 visited nodes. Remove uses of the CHECKING_P macro.
15380 (resolve_args_picking): Update call to resolve_args_picking_1.
15382 2016-04-27 Martin Liska <mliska@suse.cz>
15384 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
15385 (free_loop_data): Release vuses of groups.
15387 2016-04-27 Bin Cheng <bin.cheng@arm.com>
15389 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
15390 instead of redundant use_id and boolean have_use_for.
15391 (struct iv_use): Change sub_id into group_id. Remove field next.
15392 Move fields: related_cands, n_map_members, cost_map and selected
15394 (struct iv_group): ... here. New structure.
15395 (struct iv_common_cand): Use structure declaration directly.
15396 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
15397 (MAX_CONSIDERED_USES): Rename macro to ...
15398 (MAX_CONSIDERED_GROUPS): ... here.
15399 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
15400 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
15401 (dump_uses): Rename to ...
15402 (dump_groups): ... here. Update all uses.
15403 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
15404 (find_induction_variables): Refactor format of dump information.
15405 (record_sub_use): Delete.
15406 (record_use): Update all uses.
15407 (record_group): New function.
15408 (record_group_use, find_interesting_uses_op): Call above functions.
15410 (find_interesting_uses_cond): Ditto.
15411 (group_compare_offset): New function.
15412 (split_all_small_groups): Rename to ...
15413 (split_small_address_groups_p): ... here. Update all uses.
15414 (split_address_groups): Update all uses.
15415 (find_interesting_uses): Refactor format of dump information.
15416 (add_candidate_1): Update all uses. Remove redundant check on iv,
15418 (add_candidate, record_common_cand): Remove redundant assert.
15419 (add_iv_candidate_for_biv): Update use.
15420 (add_iv_candidate_derived_from_uses): Update all uses.
15421 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
15422 (alloc_use_cost_map): Ditto.
15423 (set_use_iv_cost, get_use_iv_cost): Rename to ...
15424 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
15425 (determine_use_iv_cost_generic): Ditto.
15426 (determine_group_iv_cost_generic): Ditto.
15427 (determine_use_iv_cost_address): Ditto.
15428 (determine_group_iv_cost_address): Ditto.
15429 (determine_use_iv_cost_condition): Ditto.
15430 (determine_group_iv_cost_cond): Ditto.
15431 (determine_use_iv_cost): Ditto.
15432 (determine_group_iv_cost): Ditto.
15433 (set_autoinc_for_original_candidates): Update all uses.
15434 (find_iv_candidates): Update all uses. Refactor dump information.
15435 (determine_use_iv_costs): Ditto.
15436 (determine_iv_costs): Ditto.
15437 (iv_ca_cand_for_use): Rename to ...
15438 (iv_ca_cand_for_group): ... here. Update all uses.
15439 (iv_ca_add_use, iv_ca_add_group): Ditto.
15440 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
15441 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
15442 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
15443 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
15444 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
15445 (create_new_iv, adjust_iv_update_pos): Ditto.
15446 (rewrite_use_address): Delete.
15447 (rewrite_use_address_1): Rename to ...
15448 (rewrite_use_address): ... here.
15449 (rewrite_use_compare): Update all uses.
15450 (rewrite_use): Delete.
15451 (rewrite_uses): Rename to ...
15452 (rewrite_groups): ... here. Update all uses.
15453 (remove_unused_ivs, free_loop_data): Update all uses.
15454 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
15456 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15458 * rtlanal.c (nonzero_bits1): Convert preprocessor check
15459 for WORD_REGISTER_OPERATIONS to runtime check.
15461 2016-04-27 Richard Biener <rguenther@suse.de>
15464 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
15465 aggregate_value_p to determine if a function result is
15466 returned by reference.
15467 (ipa_pta_execute): Functions having their address taken are
15468 not automatically nonlocal.
15470 2016-04-27 Jakub Jelinek <jakub@redhat.com>
15473 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
15474 * fold-const.c (operand_equal_p): If flag_checking and
15475 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
15476 and if it returns non-zero, assert iterative_hash_expr on both
15479 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
15481 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
15483 2016-04-27 Nick Clifton <nickc@redhat.com>
15485 PR middle-end/49889
15486 * varasm.c (merge_weak): Generate an error if an attempt is made
15487 to convert a non-weak static function into a weak, public function.
15489 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15491 * params.def (MAX_PARTITION_SIZE): New param.
15492 * doc/invoke.texi: Document lto-max-partition.
15494 2016-04-27 Richard Biener <rguenther@suse.de>
15497 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
15498 function cummulating used_from_other_partition, externally_visible
15499 and force_output from aliases.
15500 (refered_from_nonlocal_var): Likewise.
15501 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
15502 node flags properly.
15504 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
15506 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
15507 (-Wmemset-elt-size): New item.
15509 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
15512 * stor-layout.h (internal_reference_types): Delete.
15513 * stor-layout.c (reference_types_internal): Likewise.
15514 (internal_reference_types): Likewise.
15515 (layout_type) <REFERENCE_TYPE>: Adjust.
15517 2016-04-27 Jakub Jelinek <jakub@redhat.com>
15520 * tree.h (inchash::add_expr): Add FLAGS argument.
15521 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
15522 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
15523 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
15524 Formatting fix. Adjust recursive calls. For tcc_comparison,
15525 if swap_tree_comparison (code) is smaller than code, hash that
15526 and arguments in the other order. Hash CONVERT_EXPR the same
15527 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
15528 of ADDR_EXPR of decl as the decl itself. Add or remove
15529 OEP_ADDRESS_OF from recursive flags as needed. For
15530 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
15531 operands commutatively and only the third one normally.
15532 For internal CALL_EXPR hash in CALL_EXPR_IFN.
15534 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
15536 * config/rtems.h (LIB_SPEC): Add -latomic.
15538 2016-04-27 Joel Sherrill <joel@rtems.org>
15540 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
15541 xilink.ld and flags not relevant to RTEMS.
15543 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
15545 * toplev.c (backend_init_target): Avoid calling init_reload when using
15548 2016-04-26 Jakub Jelinek <jakub@redhat.com>
15550 * reorg.c (try_merge_delay_insns): Declare i and j inside the
15551 for loops rather than one for the whole function.
15553 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
15555 * match.pd (X + CST CMP X): New transformation.
15557 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
15559 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
15560 * fold-const.c (fold_binary_loc): Remove 2 transformations
15561 superseded by match.pd.
15562 * match.pd (x+x -> x*2): Generalize to integers.
15564 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
15566 * config/i386/i386.md (operation on memory peephole): Duplicate an
15567 existing peephole and adapt it to match lea rather than an operation
15570 PR rtl-optimization/57193
15571 * opts.c (default_options_table): Add OPT_frename_registers at -O2
15573 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
15575 2016-04-26 Bin Cheng <bin.cheng@arm.com>
15577 * tree-if-conv.c (any_pred_load_store): New static variable.
15578 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
15579 any_pred_load_store instead of and_mask_load_store.
15580 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
15581 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
15582 (combine_blocks, tree_if_conversion): Ditto.
15584 2016-04-26 Bin Cheng <bin.cheng@arm.com>
15586 PR tree-optimization/70771
15587 PR tree-optimization/70775
15588 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
15589 virtual PHI nodes. Delete parameter.
15590 (if_convertible_loop_p_1): Delete argument to above function.
15591 (predicate_all_scalar_phis): Delete code handling single-argument
15593 (tree_if_conversion): Mark and update virtual SSA.
15595 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15598 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
15599 (x86_elf_aligned_common): Rename to ...
15600 (x86_elf_aligned_decl_common): ... this.
15601 Add decl arg. Switch to .lbss for largecomm object. Use
15602 LARGECOMM_SECTION_ASM_OP.
15603 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
15605 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
15606 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
15608 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
15609 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
15611 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15614 * config/i386/i386.c (SECTION_LARGE): Define.
15615 (x86_64_elf_select_section): Set it for large data/bss sections.
15616 Only clear SECTION_WRITE for .lrodata.
15617 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
15619 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
15620 * varasm.c (default_elf_asm_named_section): Grow flagchars.
15621 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
15623 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
15624 * doc/tm.texi: Regenerate.
15626 2016-04-26 Jakub Jelinek <jakub@redhat.com>
15629 * configure.ac (--enable-checking): Document extra flag, for
15630 non-release builds default to --enable-checking=yes,extra.
15631 If misc checking and extra checking, define CHECKING_P to 2 instead
15633 * common.opt (fchecking=): Add.
15634 * doc/invoke.texi (-fchecking=): Document.
15635 * doc/install.texi: Document --enable-checking changes.
15636 * configure: Regenerated.
15637 * config.in: Regenerated.
15639 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
15641 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
15642 attribute instead of which_alternative.
15643 * config/i386/sse.md (*mov<mode>_internal): Ditto.
15644 Use EXT_REX_SSE_REG_P where appropriate.
15646 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
15648 * config/i386/predicates.md (const0_operand): Do not match
15649 const_wide_int code.
15650 (const1_operand): Ditto.
15652 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
15654 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
15655 for SSE constm1 operands and TARGET_AVX512VL.
15656 (*movti_internal): Ditto.
15657 (*mov<mode>_or): Use constm1_operand predicate.
15658 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
15659 for SSE vector_all_ones operands and TARGET_AVX512VL.
15660 * config/i386/predicates.md (constm1_operand): New predicate.
15661 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
15662 emission of constant -1 load.
15664 2016-04-25 Jason Merrill <jason@redhat.com>
15666 * gdbinit.in: Skip is-a.h.
15668 * attribs.c (register_scoped_attributes): Fix logic.
15669 * attribs.h: Declare register_scoped_attributes.
15671 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15673 * config/rs6000/rs6000-builtin.def: Correct pasto error for
15674 stxvd2x and stxvw4x built-in functions.
15676 2016-04-25 DJ Delorie <dj@redhat.com>
15678 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
15679 (ashrhi3): Likewise.
15680 (lshrhi3): Likewise.
15682 2016-04-25 Richard Biener <rguenther@suse.de>
15684 PR tree-optimization/70780
15685 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
15686 wasn't visited yet.
15687 (compute_antic): Mark blocks with abnormal preds as visited as
15688 they have a final empty antic-in solution already.
15690 2016-04-25 Michael Collison <michael.collison@linaro.org>
15692 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
15694 2016-04-25 Michael Collison <michael.collison@linaro.org>
15696 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
15697 mode is VQI to improve mixed mode vectorization.
15698 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
15699 define_insn to match low half of signed vaddw.
15700 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
15701 define_insn to match high half of signed vaddw.
15702 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
15703 define_insn to match low half of unsigned vaddw.
15704 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
15705 define_insn to match high half of unsigned vaddw.
15706 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
15707 (arm_simd_check_vect_par_cnst_half_p): Likewise.
15708 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
15710 (arm_simd_check_vect_par_cnst_half_p): Likewise.
15711 * config/arm/predicates.md (vect_par_constant_high): Support
15712 big endian and simplify by calling
15713 arm_simd_check_vect_par_cnst_half
15714 (vect_par_constant_low): Likewise.
15716 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
15718 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
15719 predicate for operand 2.
15721 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
15722 H.J. Lu <hongjiu.lu@intel.com>
15724 * config/i386/i386-protos.h (standard_sse_constant_p): Add
15725 machine_mode argument.
15726 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
15727 constm1_rtx operands. For VOIDmode constants, get mode from
15728 pred_mode. Check mode size if the mode is supported by ABI.
15729 (standard_sse_constant_opcode): Do not use standard_constant_p.
15730 Strictly check ABI support for all-ones operands.
15731 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
15732 immediates. Update calls to standard_sse_constant_p.
15733 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
15734 (ix86_rtx_costs): Ditto.
15735 * config/i386/i386.md (*movxi_internal_avx512f): Use
15736 nonimmediate_or_sse_const_operand instead of vector_move_operand.
15737 Use (v,BC) alternative instead of (v,C). Use register_operand
15738 checks instead of MEM_P.
15739 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
15740 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
15741 isa attribute. Use register_operand checks instead of MEM_P.
15742 (*movti_internal): Use nonimmediate_or_sse_const_operand for
15743 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
15744 alternative and corresponding sse2 isa attribute.
15745 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
15746 to standard_sse_constant_p.
15747 (FP constant splitters): Ditto.
15748 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
15750 * config/i386/predicates.md (constm1_operand): Remove.
15751 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
15752 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
15753 vector_all_ones_operand instead of constm1_operand.
15755 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15757 * print-rtl.c (print_rtx_insn_vec): New function.
15758 * print-rtl.h: New prototype.
15759 * store-motion.c (struct st_expr): Make avail_stores a vector.
15760 (st_expr_entry): Adjust.
15761 (free_st_expr_entry): Likewise.
15762 (print_store_motion_mems): Likewise.
15763 (find_moveable_store): Likewise.
15764 (compute_store_table): Likewise.
15765 (delete_store): Likewise.
15766 (build_store_vectors): Likewise.
15768 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15770 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
15772 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15774 * vec.h (vec_safe_contains): New function.
15775 (vec::contains): Likewise.
15776 (vec::begin): Likewise.
15777 (vec::end): Likewise.
15779 2016-04-23 Jakub Jelinek <jakub@redhat.com>
15782 * cfgexpand.c (expand_stack_vars): Fix typo.
15784 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
15786 * system.h (list, map, set, vector): Include conditionally.
15787 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
15788 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
15789 * ipa-icf.c (INCLUDE_LIST): Define.
15790 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
15791 * config/sh/sh.c (INCLUDE_VECTOR): Define.
15792 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
15793 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
15794 * cp/logic.cc (INCLUDE_LIST): Define.
15795 * fortran/trans-common.c (INCLUDE_MAP): Define.
15797 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
15799 * auto-profile.c: Remove <string.h> include.
15800 * ipa-icf-gimple.c: Remove <list> include.
15801 * diagnostic.c: Remove <new> include.
15802 * genmatch.c: Likewise.
15803 * pretty-print.c: Likewise.
15804 * toplev.c: Likewise
15805 * c/c-objc-common.c: Likewise.
15806 * cp/error.c: Likewise.
15807 * fortran/error.c: Likewise.
15809 2016-04-22 Richard Biener <rguenther@suse.de>
15811 * lto-streamer-in.c (input_ssa_names): Do not allocate
15812 GIMPLE_NOP for all SSA names.
15813 * lto-streamer-out.c (output_ssa_names): Do not output
15814 SSA names that should have been released.
15816 2016-04-22 Richard Biener <rguenther@suse.de>
15818 PR tree-optimization/70740
15819 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
15822 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
15825 * config/i386/predicates.md (call_insn_operand): Replace
15826 sibcall_memory_operand with memory_operand.
15828 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
15830 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
15831 has_single_use() tests.
15832 (register_edge_assert_for_1): Likewise.
15833 (find_assert_locations_1): Check the liveness bitmap instead of
15834 checking has_single_use().
15836 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
15839 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
15840 Extract AVX-512BW constraint from AVX.
15842 2016-04-21 Richard Biener <rguenther@suse.de>
15844 PR tree-optimization/70725
15845 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
15846 for phi_convertible_by_degenerating_args.
15847 (predicate_all_scalar_phis): Handle single-argument PHIs.
15849 2016-04-21 Richard Biener <rguenther@suse.de>
15851 PR middle-end/70747
15852 * fold-const.c (fold_comparison): Return properly typed
15855 2016-04-21 Bin Cheng <bin.cheng@arm.com>
15857 PR tree-optimization/70715
15858 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
15859 after expanding BASE using expand_simple_operations.
15861 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
15863 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
15864 New transformations.
15866 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
15868 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
15870 2016-04-20 Jan Hubicka <jh@suse.cz>
15872 * ipa-inline.c (can_inline_edge_p): Pass caller info to
15873 ultiimate_alias_target.
15874 (update_callee_keys): Likewise.
15875 (lookup_recursive_calls): Likewise.
15876 (speculation_useful_p): Likewise.
15878 2016-04-20 Jan Hubicka <jh@suse.cz>
15881 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
15882 (set_nothrow_flag_1): ... this; handle interposition correctly;
15883 recurse on aliases and thunks.
15884 (cgraph_node::set_nothrow_flag): New.
15885 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
15886 functions compiled with non-call exceptions that binds to current
15888 (propagate_nothrow): Be safe WRT interposition.
15889 * cgraph.h (set_nothrow_flag): Update prototype.
15891 2016-04-18 Jan Hubicka <jh@suse.cz>
15893 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
15894 max_loop_iterations_int.
15895 (tree_unswitch_outer_loop): Likewise.
15897 2016-04-20 Bin Cheng <bin.cheng@arm.com>
15899 PR tree-optimization/69489
15900 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
15901 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
15902 Revise dump message.
15903 (if_convertible_bb_p): Remove check on edge count of basic block's
15906 2016-04-20 Bin Cheng <bin.cheng@arm.com>
15908 PR tree-optimization/56625
15909 PR tree-optimization/69489
15910 * tree-data-ref.h (DR_INNERMOST): New macro.
15911 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
15912 hashing struct innermost_loop_behavior.
15913 (ref_DR_map): Remove.
15914 (innermost_DR_map): New map.
15915 (baseref_DR_map): Revise comment.
15916 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
15917 to innermost_DR_map accroding to its innermost loop behavior.
15918 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
15919 to its innermost loop behavior.
15920 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
15921 Add initialization for innermost_DR_map. Record memory reference
15922 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
15923 have innermost loop behavior.
15924 (if_convertible_loop_p): Remove release for ref_DR_map. Release
15927 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
15929 * config/i386/i386.md (*lea<mode>_general_1): Rename from
15930 *lea_general_1. Use explicit SWI12 mode interator.
15931 (*lea<mode>_general_2): Rename from *lea_general_2.
15932 Use explicit SWI12 mode interator.
15933 (*lea<mode>_general_3): Rename from *lea_general_3.
15934 Use explicit SWI12 mode interator.
15935 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
15936 Use explicit SWI12 mode interator.
15937 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
15938 Use explicit SWI48 mode interator.
15940 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
15942 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
15943 Short-cut unaligned load and store cases. Handle all integer
15945 (ix86_expand_vector_move_misalign): Short-cut unaligned load
15946 and store cases. Call ix86_avx256_split_vector_move_misalign
15947 directly without checking mode class.
15949 2016-04-20 Andrew Pinski <apinski@cavium.com>
15950 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15953 * config/aarch64/aarch64.md (sibcall): Force call
15954 address to be DImode for ILP32.
15955 (sibcall_value): Likewise.
15957 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
15959 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
15961 2016-04-20 Richard Biener <rguenther@suse.de>
15963 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
15964 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
15965 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
15966 (maybe_push_res_to_seq): Adjust.
15967 * gimple-fold.c (maybe_build_generic_op): Likewise.
15969 2016-04-20 Marek Polacek <polacek@redhat.com>
15971 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
15974 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
15976 * config/i386/sse.md (vec_unpacks_lo_hi): Always
15977 use kmovw to support AVX512F target.
15979 2016-04-20 Bin Cheng <bin.cheng@arm.com>
15981 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
15983 2016-04-20 Marek Polacek <polacek@redhat.com>
15985 PR tree-optimization/70725
15986 * tree-if-conv.c (is_false_predicate): New function.
15987 (predicate_mem_writes): Use it.
15989 2016-04-20 Richard Biener <rguenther@suse.de>
15991 PR tree-optimization/70726
15992 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
15993 shift amounts from a pattern stmt operand.
15995 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15998 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
15999 stack_restore_from_fpr pattern when restoring r15.
16000 (s390_optimize_prologue): Strip away the memory barrier in the
16001 parallel when trying to get rid of restore insns.
16002 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
16003 definition for loading the stack pointer from an FPR. Compared to
16004 the normal move insn this pattern includes a full memory barrier.
16006 2016-04-19 Jakub Jelinek <jakub@redhat.com>
16008 PR middle-end/70680
16009 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
16010 implicitly linear or lastprivate iterator on the outer context.
16012 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
16014 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
16016 * config/i386/i386.md (ssememalign): Removed.
16017 * config/i386/sse.md: Remove ssememalign attribute from patterns.
16019 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
16022 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
16023 const short * to __builtin_ia32_loaddquhi512_mask.
16024 (_mm512_maskz_loadu_epi16): Likewise.
16025 (_mm512_mask_storeu_epi16): Pass short * to
16026 __builtin_ia32_storedquhi512_mask.
16027 (_mm512_mask_loadu_epi8): Pass const char * to
16028 __builtin_ia32_loaddquqi512_mask.
16029 (_mm512_maskz_loadu_epi8): Likewise.
16030 (_mm512_mask_storeu_epi8): Pass char * to
16031 __builtin_ia32_storedquqi512_mask.
16032 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
16033 const double * to __builtin_ia32_loadupd512_mask.
16034 (_mm512_mask_loadu_pd): Likewise.
16035 (_mm512_maskz_loadu_pd): Likewise.
16036 (_mm512_storeu_pd): Pass double * to
16037 __builtin_ia32_storeupd512_mask.
16038 (_mm512_mask_storeu_pd): Likewise.
16039 (_mm512_loadu_ps): Pass const float * to
16040 __builtin_ia32_loadups512_mask.
16041 (_mm512_mask_loadu_ps): Likewise.
16042 (_mm512_maskz_loadu_ps): Likewise.
16043 (_mm512_storeu_ps): Pass float * to
16044 __builtin_ia32_storeups512_mask.
16045 (_mm512_mask_storeu_ps): Likewise.
16046 (_mm512_mask_loadu_epi64): Pass const long long * to
16047 __builtin_ia32_loaddqudi512_mask.
16048 (_mm512_maskz_loadu_epi64): Likewise.
16049 (_mm512_mask_storeu_epi64): Pass long long *
16050 to __builtin_ia32_storedqudi512_mask.
16051 (_mm512_loadu_si512): Pass const int * to
16052 __builtin_ia32_loaddqusi512_mask.
16053 (_mm512_mask_loadu_epi32): Likewise.
16054 (_mm512_maskz_loadu_epi32): Likewise.
16055 (_mm512_storeu_si512): Pass int * to
16056 __builtin_ia32_storedqusi512_mask.
16057 (_mm512_mask_storeu_epi32): Likewise.
16058 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
16059 char * to __builtin_ia32_storedquqi256_mask.
16060 (_mm_mask_storeu_epi8): Likewise.
16061 (_mm256_mask_loadu_epi16): Pass const short * to
16062 __builtin_ia32_loaddquhi256_mask.
16063 (_mm256_maskz_loadu_epi16): Likewise.
16064 (_mm_mask_loadu_epi16): Pass const short * to
16065 __builtin_ia32_loaddquhi128_mask.
16066 (_mm_maskz_loadu_epi16): Likewise.
16067 (_mm256_mask_loadu_epi8): Pass const char * to
16068 __builtin_ia32_loaddquqi256_mask.
16069 (_mm256_maskz_loadu_epi8): Likewise.
16070 (_mm_mask_loadu_epi8): Pass const char * to
16071 __builtin_ia32_loaddquqi128_mask.
16072 (_mm_maskz_loadu_epi8): Likewise.
16073 (_mm256_mask_storeu_epi16): Pass short * to.
16074 __builtin_ia32_storedquhi256_mask.
16075 (_mm_mask_storeu_epi16): Pass short * to.
16076 __builtin_ia32_storedquhi128_mask.
16077 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
16078 const double * to __builtin_ia32_loadupd256_mask.
16079 (_mm256_maskz_loadu_pd): Likewise.
16080 (_mm_mask_loadu_pd): Pass onst double * to
16081 __builtin_ia32_loadupd128_mask.
16082 (_mm_maskz_loadu_pd): Likewise.
16083 (_mm256_mask_storeu_pd): Pass double * to
16084 __builtin_ia32_storeupd256_mask.
16085 (_mm_mask_storeu_pd): Pass double * to
16086 __builtin_ia32_storeupd128_mask.
16087 (_mm256_mask_loadu_ps): Pass const float * to
16088 __builtin_ia32_loadups256_mask.
16089 (_mm256_maskz_loadu_ps): Likewise.
16090 (_mm_mask_loadu_ps): Pass const float * to
16091 __builtin_ia32_loadups128_mask.
16092 (_mm_maskz_loadu_ps): Likewise.
16093 (_mm256_mask_storeu_ps): Pass float * to
16094 __builtin_ia32_storeups256_mask.
16095 (_mm_mask_storeu_ps): ass float * to
16096 __builtin_ia32_storeups128_mask.
16097 (_mm256_mask_loadu_epi64): Pass const long long * to
16098 __builtin_ia32_loaddqudi256_mask.
16099 (_mm256_maskz_loadu_epi64): Likewise.
16100 (_mm_mask_loadu_epi64): Pass const long long * to
16101 __builtin_ia32_loaddqudi128_mask.
16102 (_mm_maskz_loadu_epi64): Likewise.
16103 (_mm256_mask_storeu_epi64): Pass long long * to
16104 __builtin_ia32_storedqudi256_mask.
16105 (_mm_mask_storeu_epi64): Pass long long * to
16106 __builtin_ia32_storedqudi128_mask.
16107 (_mm256_mask_loadu_epi32): Pass const int * to
16108 __builtin_ia32_loaddqusi256_mask.
16109 (_mm256_maskz_loadu_epi32): Likewise.
16110 (_mm_mask_loadu_epi32): Pass const int * to
16111 __builtin_ia32_loaddqusi128_mask.
16112 (_mm_maskz_loadu_epi32): Likewise.
16113 (_mm256_mask_storeu_epi32): Pass int * to
16114 __builtin_ia32_storedqusi256_mask.
16115 (_mm_mask_storeu_epi32): Pass int * to
16116 __builtin_ia32_storedqusi128_mask.
16117 * config/i386/i386-builtin-types.def (PCSHORT): New.
16118 (PINT64): Likewise.
16119 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
16120 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
16121 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
16122 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
16123 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
16124 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
16125 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
16126 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
16127 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
16128 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
16129 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
16130 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
16131 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
16132 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
16133 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
16134 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
16135 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
16136 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
16137 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
16138 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
16139 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
16140 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
16141 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
16142 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
16143 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
16144 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
16145 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
16146 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
16147 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
16148 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
16149 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
16150 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
16151 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
16152 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
16153 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
16154 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
16155 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
16156 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
16157 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
16158 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
16159 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
16160 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
16161 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
16162 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
16163 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
16164 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
16165 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
16166 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
16167 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
16169 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
16170 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
16172 (ix86_expand_vector_move_misalign): Likewise.
16173 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
16174 to scalar function prototype for unaligned load/store builtins.
16175 (ix86_expand_special_args_builtin): Updated.
16176 * config/i386/sse.md (UNSPEC_LOADU): Removed.
16177 (UNSPEC_STOREU): Likewise.
16178 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
16179 (VI_ULOADSTORE_F_AVX512VL): Likewise.
16180 (ssescalarsize): Handle V4TI, V2TI and V1TI.
16181 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
16182 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
16183 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
16184 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
16185 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
16186 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
16187 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
16188 (<avx512>_storedqu<mode>_mask): Likewise.
16189 (*sse4_2_pcmpestr_unaligned): Likewise.
16190 (*sse4_2_pcmpistr_unaligned): Likewise.
16191 (*mov<mode>_internal): Renamed to ...
16192 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
16193 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
16194 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
16195 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
16197 2016-04-19 Richard Biener <rguenther@suse.de>
16199 PR tree-optimization/70171
16200 * tree-ssa-phiprop.c: Include stor-layout.h.
16201 (phiprop_insert_phi): Handle the aggregate copy case.
16202 (propagate_with_phi): Likewise.
16204 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
16206 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
16207 instead of simplify_gen_subreg (... , 0).
16208 (ix86_delegitimize_address): Ditto.
16209 (ix86_split_divmod): Ditto.
16210 (ix86_split_copysign_const): Ditto.
16211 (ix86_split_copysign_var): Ditto.
16212 (ix86_expand_args_builtin): Ditto.
16213 (ix86_expand_round_builtin): Ditto.
16214 (ix86_expand_special_args_builtin): Ditto.
16215 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
16216 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
16217 (udivmodqi4): Ditto.
16218 (absneg splitters): Ditto.
16219 (*jcc_bt<mode>_1): Ditto.
16221 2016-04-19 Richard Biener <rguenther@suse.de>
16223 PR tree-optimization/70724
16224 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
16225 restoring out from ...
16226 (free_scc_vn): ... here.
16227 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
16228 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
16230 (pass_fre::execute): Restore SSA info.
16232 2016-04-19 Richard Biener <rguenther@suse.de>
16234 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
16235 * gimple-walk.c (walk_gimple_op): Initialize it.
16236 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
16237 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
16238 remapping SSA names of defs.
16239 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
16242 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
16244 PR middle-end/70689
16245 * lra-constraints.c (equiv_substition_p): New.
16246 (process_alt_operands): Use it.
16247 (swap_operands): Swap it.
16248 (curr_insn_transform): Update it.
16250 2016-04-18 Michael Matz <matz@suse.de>
16252 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
16253 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
16254 * tree-core.h (tree_type_common.align): Use bit-field.
16255 (tree_type_common.spare): New.
16256 (tree_decl_common.off_align): Make smaller.
16257 (tree_decl_common.align): Use bit-field.
16259 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
16260 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
16261 (scan_sharing_clauses): Ditto.
16262 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
16263 (omp_finish_file): Ditto.
16264 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
16265 (layout_decl): Ditto.
16266 (relayout_decl): Ditto.
16267 (finalize_record_size): Use SET_TYPE_ALIGN.
16268 (finalize_type_size): Ditto.
16269 (finish_builtin_struct): Ditto.
16270 (layout_type): Ditto.
16271 (initialize_sizetypes): Ditto.
16272 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
16273 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
16274 (lookup_field_for_decl): Use SET_DECL_ALIGN.
16275 (get_chain_field): Ditto.
16276 (get_trampoline_type): Ditto.
16277 (get_nl_goto_field): Ditto.
16278 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
16280 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
16281 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
16282 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
16283 (build_qualified_type): Use SET_TYPE_ALIGN.
16284 (build_aligned_type, build_range_type_1): Ditto.
16285 (build_atomic_base): Ditto.
16286 (build_common_tree_nodes): Ditto.
16287 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
16288 (expand_one_stack_var_at): Ditto.
16289 * coverage.c (build_var): Use SET_DECL_ALIGN.
16290 * except.c (init_eh): Ditto.
16291 * function.c (assign_parm_setup_block): Ditto.
16292 * symtab.c (increase_alignment_1): Ditto.
16293 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
16294 * tree-vect-stmts.c (ensure_base_align): Ditto.
16295 * varasm.c (align_variable): Ditto.
16296 (assemble_variable): Ditto.
16297 (build_constant_desc): Ditto.
16298 (output_constant_def_contents): Ditto.
16300 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
16301 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
16302 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
16303 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
16304 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
16306 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
16309 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
16310 replace %vmovsd with "%vmovq".
16311 (vec_concatv2df): Likewise.
16313 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
16315 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
16316 (*vec_extractv2si_0): Ditto.
16317 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
16318 (zero_extended_scalar_load_operand splitters): Ditto.
16319 (vec_extract splitters): Ditto.
16320 (*vec_extractv4si_0_zext): Ditto.
16321 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
16322 and lowpart_subreg.
16323 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
16324 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
16325 (*sse4_1_extractps): Use lowpart_subreg.
16326 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
16328 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16330 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
16332 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
16333 Mention Solaris 11 packaging changes.
16334 Update gas and gld requirements.
16335 Remove reference to pre-Solaris 10 bug.
16336 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
16338 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
16341 2016-04-17 Jan Hubicka <jh@suse.cz>
16343 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
16344 max_loop_iterations_int.
16346 2016-04-18 Richard Biener <rguenther@suse.de>
16348 PR tree-optimization/43434
16349 * tree-ssa-structalias.c (struct vls_data): New.
16350 (visit_loadstore): Handle all pointer-based accesses.
16351 (compute_dependence_clique): Compute a bitmap of restrict tags
16352 assigned bases and pass it to visit_loadstore.
16354 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
16357 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
16358 armv8.1-a and armv8.1-a+crc.
16360 2016-04-18 Richard Biener <rguenther@suse.de>
16362 PR tree-optimization/70701
16363 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
16364 references after translating through a memcpy.
16366 2016-04-18 Richard Biener <rguenther@suse.de>
16368 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
16369 (compute_antic): ... here. For partial antic use regular
16370 postorder and scrap iteration.
16371 (compute_partial_antic_aux): Remove unused return value.
16372 (init_pre): Do not allocate postorder.
16373 (fini_pre): Do not free postorder.
16375 2016-04-18 Richard Biener <rguenther@suse.de>
16377 PR middle-end/37870
16378 * expmed.c (extract_bit_field_1): Remove broken case
16379 using a wider MODE_INT mode.
16381 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
16383 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
16384 unless compiling with at least GCC-4.8.
16386 2016-04-17 Jan Hubicka <jh@suse.cz>
16389 * graphite.c (graphite_finalize): Update call to
16390 tree_estimate_probability.
16391 * predict.h (tree_estimate_probability): Update prototype.
16393 2016-04-17 Jan Hubicka <jh@suse.cz>
16395 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
16396 (tree_estimate_probability): Likewise.
16397 (pass_profile::execute): Update.
16398 (report_predictor_hitrates): New function.
16399 * profile.c (compute_branch_probabilities): Use it.
16400 * predict.h (report_predictor_hitrates): Declare.
16402 2016-04-17 Jan Hubicka <jh@suse.cz>
16405 * cgraph.h (cgraph_node::set_const_flag,
16406 cgraph_node::set_pure_flag): Update prototype to return bool;
16408 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
16409 of interposable symbol are interposable, too.
16410 (cgraph_set_const_flag_1): Rename to ...
16411 (set_const_flag_1): ... this one; change to self recursive function
16412 instead of call_for_symbol_thunks_and_aliases. Handle correctly
16413 clearnig the flag in all variants and also virtual thunks of const
16414 functions are pure; track if any change was done.
16415 (cgraph_node::set_const_flag): Update.
16416 (struct set_pure_flag_info): New struct.
16417 (cgraph_set_pure_flag_1): Rename to ...
16418 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
16419 rather than pointer encoded flags; track if any changes was done;
16420 handle correctly clearning flag and setting flag of aliases already
16422 (cgraph_node::set_pure_flag): Update.
16423 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
16425 2016-04-17 Tom de Vries <tom@codesourcery.com>
16428 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
16429 backslash in label.
16431 2016-04-17 Tom de Vries <tom@codesourcery.com>
16433 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
16434 '{}<> ' as escape-for-record.
16436 2016-04-17 Tom de Vries <tom@codesourcery.com>
16438 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
16441 2016-04-17 Tom de Vries <tom@codesourcery.com>
16444 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
16445 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
16446 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
16447 * passes.c (finish_optimization_passes): Only call
16448 finish_graph_dump_file if dfi->graph_dump_initialized.
16449 (execute_function_dump, pass_init_dump_file): Use
16450 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
16452 2016-04-17 Tom de Vries <tom@codesourcery.com>
16454 PR tree-optimization/70256
16455 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
16456 (debug_varmap): New function.
16458 2016-04-17 Tom de Vries <tom@codesourcery.com>
16461 * passes.c (pass_manager::register_pass): Propagate pflags.
16463 2016-04-17 Tom de Vries <tom@codesourcery.com>
16466 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
16467 * passes.c (pass_manager::pass_manager): Declare and init p_start in
16468 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
16469 check if it's equal to p_start.
16470 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
16472 2016-04-15 Jan Hubicka <jh@suse.cz>
16475 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
16476 function does not bind to current def.
16477 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
16478 handle conservatively calls to functions that does not need to bind
16480 (check_call): Update call of worse_state.
16481 (ignore_edge_for_nothrow): Update.
16482 (ignore_edge_for_pure_const): Likewise.
16483 (propagate_pure_const): Update calls to worse_state.
16484 (skip_function_for_local_pure_const): Reformat comments.
16486 2016-04-15 Jan Hubicka <jh@suse.cz>
16489 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
16490 (cgraph_node::function_symbol): Likewise.
16491 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
16492 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
16493 (symtab_node::ultimate_alias_target): Add REF parameter.
16494 (symtab_node::binds_to_current_def_p): Declare.
16495 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
16496 (cgraph_node::function_symbol): Likewise.
16497 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
16498 (cgraph_node::get_availability): Likewise.
16499 (cgraph_edge::binds_to_current_def_p): New inline function.
16500 (varpool_node::get_availability): Add REF parameter.
16501 (varpool_node::ultimate_alias_target): Likewise.
16502 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
16503 (symtab_node::binds_to_current_def_p): Likewise.
16504 * varpool.c (varpool_node::get_availability): Likewise.
16506 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
16509 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
16510 Fix mode size check.
16512 2016-04-15 Jakub Jelinek <jakub@redhat.com>
16514 * BASE-VER: Set to 7.0.0.
16516 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
16518 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
16520 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16522 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
16523 architecture revisions.
16525 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
16527 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
16528 * config/i386/i386.c (ix86_using_red_zone): No longer static.
16529 * config/i386/i386.md (stack decrement to push peepholes): Guard
16530 with !x86_using_red_zone ().
16532 2016-04-15 Jakub Jelinek <jakub@redhat.com>
16535 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
16536 to dump_generic_node.
16537 (NIY): Pass also flags to do_niy.
16539 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
16541 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
16542 (simd_clone_vector_of_formal_parm_types)
16543 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
16544 (simd_clone_mangle, simd_clone_create)
16545 (simd_clone_adjust_return_type, create_tmp_simd_array)
16546 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
16547 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
16548 (ipa_simd_modify_function_body, simd_clone_linear_addend)
16549 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
16550 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
16551 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
16552 * omp-simd-clone.c: ... this new file.
16553 (simd_clone_vector_of_formal_parm_types): Make it static.
16554 * Makefile.in (OBJS): Add omp-simd-clone.o.
16556 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
16559 * config/i386/sse.md: Use proper memory operand modifiers.
16562 2016-04-15 Richard Biener <rguenther@suse.de>
16563 Alan Modra <amodra@gmail.com>
16565 PR tree-optimization/70130
16566 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
16567 when alignment stays not the same and no not use the realign
16570 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16573 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16574 direct move handlers for KFmode. Change TFmode handlers test from
16575 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
16577 2016-04-14 Jakub Jelinek <jakub@redhat.com>
16580 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
16581 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
16582 (inlined_polymorphic_ctor_dtor_block_p): Use it.
16583 * tree-ssa-live.c (remove_unused_scope_block_p): When
16584 in_ctor_dtor_block, avoid discarding not just BLOCKs with
16585 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
16586 block_ultimate_origin is FUNCTION_DECL.
16587 (remove_unused_locals): If current_function_decl is
16588 polymorphic_ctor_dtor_p, pass initial true to
16589 remove_unused_scope_block_p' is_ctor_dtor_block.
16591 2016-04-14 Martin Sebor <msebor@redhat.com>
16596 * doc/extend.texi (Variable Length): Revert.
16598 2016-04-14 Marek Polacek <polacek@redhat.com>
16599 Jan Hubicka <hubicka@ucw.cz>
16602 * tree.c (verify_type): Disable the canonical type of main variant
16605 2016-04-14 Jason Merrill <jason@redhat.com>
16607 * cfgexpand.c, expr.c: Revert previous change.
16609 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
16611 PR middle-end/70643
16612 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
16613 when building a mem ref for the incoming reduction variable.
16615 2016-04-14 Richard Biener <rguenther@suse.de>
16617 PR tree-optimization/70614
16618 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
16619 loop if the evolution dropped to chrec_dont_know.
16620 (interpret_condition_phi): Likewise.
16622 2016-04-14 Richard Biener <rguenther@suse.de>
16624 PR tree-optimization/70623
16625 * tree-ssa-pre.c (changed_blocks): Make global ...
16626 (compute_antic): ... local here. Move and fix worklist
16627 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
16628 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
16629 worklist handling, dump when ANTIC_IN changed.
16630 (compute_partial_antic_aux): Remove worklist handling.
16631 (init_pre): Do not compute post dominators. Add a comment about
16632 the CFG order chosen.
16633 (fini_pre): Do not free post dominators.
16635 2016-04-13 Martin Sebor <msebor@redhat.com>
16640 * doc/extend.texi (Variable Length): Document C++ specifics.
16642 2016-04-13 Jakub Jelinek <jakub@redhat.com>
16645 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
16646 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
16647 eh edges have been purged.
16650 * tree-sra.c (create_access_replacement,
16651 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
16653 * tree-pretty-print.c (dump_fancy_name): New function.
16654 (dump_decl_name, dump_generic_node): Use it.
16656 2016-04-13 Jason Merrill <jason@redhat.com>
16658 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
16659 * expr.c (expand_expr_real_1): Likewise.
16661 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
16663 * config/i386/i386.md (kunpckhi): Swap operands.
16664 (kunpcksi): Likewise.
16665 (kunpckdi): Likewise.
16666 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
16667 (vec_pack_trunc_<mode>): Likewise.
16669 2016-04-13 Jakub Jelinek <jakub@redhat.com>
16672 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
16674 PR middle-end/70633
16675 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
16676 gimplification turns some element into non-constant.
16679 * rtl.h (convert_memory_address_addr_space_1): New prototype.
16680 * explow.c (convert_memory_address_addr_space_1): No longer static,
16681 add NO_EMIT argument and don't call convert_modes if true, pass
16682 it down recursively, remove break after return.
16683 (convert_memory_address_addr_space): Adjust caller.
16684 * simplify-rtx.c (simplify_unary_operation_1): Call
16685 convert_memory_address_addr_space_1 instead of convert_memory_address,
16686 if it returns NULL, don't simplify.
16688 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
16691 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
16693 2016-04-12 Jakub Jelinek <jakub@redhat.com>
16695 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
16696 Bump the upper SIMDLEN limits, so that if the return type or
16697 characteristic type if the return type is void can be passed in
16698 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
16701 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16704 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
16705 Do not use "=" constraint on an input constraint.
16706 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
16707 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
16708 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
16709 generates (neg (abs ...)) instead of (abs ...).
16711 2016-04-12 Jakub Jelinek <jakub@redhat.com>
16713 PR rtl-optimization/70596
16714 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
16715 just invalidate LRA data and reset them. Adjust dump wording.
16717 2016-04-12 Martin Liska <mliska@suse.cz>
16720 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
16722 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
16724 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
16725 max_loop_iterations_int.
16726 (tree_unswitch_outer_loop): Likewise.
16727 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
16728 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
16730 2016-04-12 Tom de Vries <tom@codesourcery.com>
16732 PR tree-optimization/68756
16733 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
16734 instead of new_name.
16736 2016-04-12 Jakub Jelinek <jakub@redhat.com>
16738 PR tree-optimization/70602
16739 * tree-sra.c (generate_subtree_copies): Don't write anything into
16740 constant pool decls.
16742 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
16743 regardless whether there are depend clauses or not.
16745 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
16748 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
16749 target attribute and pragma from changing the -mfloat128
16750 and -mfloat128-hardware options.
16752 * doc/extend.texi (Additional Floating Types): Document PowerPC
16753 __float128 restrictions.
16755 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
16758 * config/aarch64/driver-aarch64.c
16759 (aarch64_get_extension_string_for_isa_flags): New.
16760 (arch_extension): Rename to...
16761 (aarch64_arch_extension): ...This.
16762 (ext_to_feat_string): Rename to...
16763 (aarch64_extensions): ...This.
16764 (aarch64_core_data): Keep track of architecture extension flags.
16765 (cpu_data): Rename to...
16766 (aarch64_cpu_data): ...This.
16767 (aarch64_arch_driver_info): Keep track of architecture extension
16769 (get_arch_name_from_id): Rename to...
16770 (get_arch_from_id): ...This, change return type.
16771 (host_detect_local_cpu): Update and reformat for renames, handle
16772 extensions through common infrastructure.
16774 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
16777 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
16778 track of a canonical flag name.
16779 (all_extensions): Likewise.
16780 (arch_to_arch_name): Also track extension flags enabled by the arch.
16781 (all_architectures): Likewise.
16782 (aarch64_parse_extension): Move to here.
16783 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
16785 (aarch64_rewrite_selected_cpu): Update for above change.
16786 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
16787 are handled, such that the single explicit value enabled by an
16788 extension is kept seperate from the implicit values it also enables.
16789 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
16791 (aarch64_parse_extension): New.
16792 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
16793 here to config/aarch64/aarch64-protos.h.
16794 (aarch64_parse_extension): Move from here to
16795 common/config/aarch64/aarch64-common.c.
16796 (aarch64_option_print): Update.
16797 (aarch64_declare_function_name): Likewise.
16798 (aarch64_start_file): Likewise.
16799 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
16800 the canonical flag for extensions.
16801 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
16804 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
16806 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
16809 2016-04-09 Tom de Vries <tom@codesourcery.com>
16811 PR tree-optimization/68953
16812 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
16813 first to last subscript.
16815 2016-04-09 Jakub Jelinek <jakub@redhat.com>
16817 PR tree-optimization/70586
16818 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
16821 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
16825 PR tree-optimization/70373
16826 PR middle-end/70533
16827 PR middle-end/70534
16828 PR middle-end/70535
16829 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
16830 clauses for acc parallel reductions as necessary. Error on those
16832 * omp-low.c (scan_sharing_clauses): Don't install variables which
16833 are used in acc parallel reductions.
16834 (lower_rec_input_clauses): Remove dead code.
16835 (lower_oacc_reductions): Add support for reference reductions.
16836 (lower_reduction_clauses): Remove dead code.
16837 (lower_omp_target): Don't remap variables appearing in acc parallel
16839 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
16841 2016-04-08 Jakub Jelinek <jakub@redhat.com>
16843 PR middle-end/70593
16844 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
16845 with multiple SSA_NAME defs, force the outputs other than first
16846 to be live before calling live_track_process_def on each output.
16848 PR rtl-optimization/70574
16849 * fwprop.c (forward_propagate_and_simplify): Don't add
16850 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
16851 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
16852 paradoxical subregs within *loc.
16854 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
16856 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
16857 -ftree-parallelize-loops={0,1}.
16858 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
16859 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
16860 * config/ia64/hpux.h (LIB_SPEC): Likewise.
16861 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
16862 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
16864 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
16867 * asan.c (instrument_derefs): If we get unknown location, extract it
16868 with EXPR_LOCATION.
16869 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
16871 2016-04-08 Tom de Vries <tom@codesourcery.com>
16873 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
16874 implicit firstprivate clause.
16876 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16879 * config/arm/thumb2.md (tst + branch-> lsls + branch
16880 peephole below *orsi_not_shiftsi_si): Require that condition
16881 register is dead after the peephole.
16882 (second peephole after the above): Likewise.
16884 2016-04-08 Alan Modra <amodra@gmail.com>
16887 * builtins.c (fold_builtin_classify): For IBM extended precision,
16888 look at just the high-order double to test for NaN.
16889 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
16890 test just the high double for Inf but both doubles for subnormal
16893 2016-04-07 Jakub Jelinek <jakub@redhat.com>
16895 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
16896 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
16897 node->simdclone->mask_mode != VOIDmode masks.
16898 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
16899 earlier, use it instead of node->simdclone.
16900 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
16901 Set clonei->mask_mode.
16903 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
16906 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
16907 Pass it through to cp_parser_already_scoped_statement.
16908 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
16909 it through to cp_parser_statement.
16910 (cp_parser_statement): Pass IF_P through to
16911 cp_parser_iteration_statement.
16912 (cp_parser_pragma): Adjust call to
16913 cp_parser_iteration_statement.
16915 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
16918 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
16919 resolve a future -Wparentheses warning.
16920 * omp-low.c (scan_sharing_clauses): Likewise.
16921 * tree-parloops.c (eliminate_local_variables): Likewise.
16923 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
16925 PR rtl-optimization/70398
16926 * lra-constraints.c (process_address_1): Check zero scale and code
16927 for reloading with zero scale.
16929 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
16931 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
16932 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
16934 2016-04-06 Jakub Jelinek <jakub@redhat.com>
16936 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
16937 Add support for AVX512F clones, include them by default for
16938 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
16939 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
16942 PR middle-end/70550
16943 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
16944 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
16945 firstprivate clauses.
16946 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
16947 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
16948 (lower_omp_target): Set TREE_NO_WARNING for
16949 non-addressable possibly uninitialized vars which are copied into
16950 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
16952 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
16954 * config/pa/predicates.md (integer_store_memory_operand): Accept
16955 REG+D operands with a large offset when reload_in_progress is true.
16956 (floating_point_store_memory_operand): Likewise.
16958 2016-04-05 Jakub Jelinek <jakub@redhat.com>
16961 * match.pd (nested int casts): Limit to GIMPLE.
16963 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
16966 * ipa-devirt.c (maybe_record_node): Fix comment; use
16967 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
16969 2016-04-05 Jakub Jelinek <jakub@redhat.com>
16971 PR rtl-optimization/70542
16972 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
16973 if there are any uses other than insn or debug insns.
16975 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
16976 Jakub Jelinek <jakub@redhat.com>
16978 PR tree-optimization/70509
16979 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
16980 Shift HOST_WIDE_INT_1U instead of 1.
16982 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
16984 PR tree-optimization/70509
16985 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
16986 of the vector base type for index.
16988 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
16991 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
16993 2016-04-05 Richard Biener <rguenther@suse.de>
16995 PR tree-optimization/70526
16996 * tree-sra.c (build_ref_for_offset): Use prev_base to
16997 extract the alias pointer type.
16999 2016-04-05 Richard Biener <rguenther@suse.de>
17001 * dse.c (struct store_info): Remove alias_set member.
17002 (struct read_info_type): Likewise.
17003 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
17004 spill_deleted, clear_alias_set_lookup): Remove.
17005 (get_group_info): Remove dead base == NULL_RTX case.
17006 (dse_step0): Remove initialization of removed variables.
17007 (delete_dead_store_insn): Reomve alias set dumping.
17008 (free_read_records): Remove alias_set handling.
17009 (canon_address): Remove alias_set_out parameter.
17010 (record_store): Remove spill_alias_set, it's always zero.
17011 (check_mem_read_rtx): Likewise.
17012 (dse_step2): Rename from ...
17013 (dse_step2_nospill): ... this. Adjust.
17014 (scan_stores): Rename from ...
17015 (scan_stores_nospill): ... this.
17016 (scan_reads): Rename from ...
17017 (scan_reads_nospill): ... this.
17018 (scan_stores_spill, scan_reads_spill): Remove.
17019 (dse_step3_scan): Remove for_spills argument which is always false.
17020 (dse_step3): Likewise.
17021 (dse_step5): Rename from ...
17022 (dse_step5_nospill): ... this. Remove alias_set handling.
17023 (rest_of_handle_dse): Adjust.
17025 2016-04-05 Jakub Jelinek <jakub@redhat.com>
17028 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
17029 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
17030 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
17031 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
17033 2016-04-05 Richard Biener <rguenther@suse.de>
17035 PR middle-end/70499
17036 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
17037 non-register type temporaries into SSA.
17039 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
17042 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
17043 calls when sanitizing.
17044 (possible_polymorphic_call_target_p): Fix formatting.
17046 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17047 Jakub Jelinek <jakub@redhat.com>
17049 PR middle-end/70457
17050 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
17051 to ensure a call statement is compatible with a built-in's
17053 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
17056 2016-04-04 Richard Biener <rguenther@suse.de>
17058 PR rtl-optimization/70484
17059 * rtl.h (canon_output_dependence): Declare.
17060 * alias.c (canon_output_dependence): New function.
17061 * dse.c (record_store): Use canon_output_dependence rather
17062 than canon_true_dependence.
17064 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
17067 * cgraph.h (symtab_node::copy_visibility_from): New function.
17068 * symtab.c (symtab_node::copy_visibility_from): New function.
17069 * ipa-visibility.c (optimize_weakref): New function.
17070 (function_and_variable_visibility): Use it.
17072 2016-04-04 Martin Liska <mliska@suse.cz>
17075 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
17076 value that is really in range handled by SBR instruction.
17077 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
17078 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
17079 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
17081 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
17085 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
17086 set, but not for SP_REG operands.
17088 2016-04-02 Martin Sebor <msebor@redhat.com>
17091 * fold-const.c (maybe_nonzero_address): New function.
17092 (fold_comparison): Call it. Fold equality and relational
17093 expressions involving null pointers.
17094 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
17096 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
17098 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
17099 the "Y" constraint (scalar FP 0.0 immediate).
17101 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
17102 Add the "const_double" to the list of operand constraints.
17104 2016-04-01 Jakub Jelinek <jakub@redhat.com>
17106 PR rtl-optimization/70467
17107 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
17108 If low word of the last operand is 0, just emit addition/subtraction
17111 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17114 * config/s390/s390.c (s390_expand_insv): Check for everything
17115 constant instead of just VOIDmode stuff.
17117 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17120 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
17122 2016-04-01 Nathan Sidwell <nathan@acm.org>
17124 * tree.def (TRY_CATCH_EXPR): Correct documentation.
17126 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
17128 PR rtl-optimization/70461
17129 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
17132 2016-03-31 Martin Liska <mliska@suse.cz>
17135 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
17136 a tree value or an immediate integer value to a buffer
17137 that is eventually copied to a BRIG section.
17138 (emit_immediate_operand): Call the function here.
17139 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
17140 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
17141 of class' fields that are removed.
17142 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
17143 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
17144 m_brig_repr_size fields.
17146 2016-03-31 Martin Liska <mliska@suse.cz>
17149 * hsa-gen.c (hsa_function_representation::update_dominance): New
17151 (convert_addr_to_flat_segment): Likewise.
17152 (gen_hsa_memory_set): New alignment argument.
17153 (gen_hsa_ctor_assignment): Likewise.
17154 (gen_hsa_insns_for_single_assignment): Provide alignment
17155 to gen_hsa_ctor_assignment.
17156 (gen_hsa_insns_for_direct_call): Add new argument.
17157 (expand_lhs_of_string_op): New function.
17158 (expand_string_operation_builtin): Likewise.
17159 (expand_memory_copy): New function.
17160 (expand_memory_set): New function.
17161 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
17162 (convert_switch_statements): Change signature.
17163 (generate_hsa): Use a return value of the function.
17164 (pass_gen_hsail::execute): Do not call
17165 convert_switch_statements here.
17166 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
17167 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
17168 (hsa_function_representation::update_dominance): New function.
17170 2016-03-31 Martin Liska <mliska@suse.cz>
17173 * hsa-brig.c (emit_directive_variable): Emit alignment
17174 according to hsa_symbol::m_align.
17175 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
17176 (dump_hsa_symbol): Dump alignment of HSA symbols.
17177 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
17178 (gen_hsa_addr_with_align): New function.
17179 (hsa_bitmemref_alignment): Use newly added function.
17180 (gen_hsa_insns_for_load): Likewise.
17181 (gen_hsa_insns_for_store): Likewise.
17182 (gen_hsa_memory_copy): New argument added.
17183 (gen_hsa_insns_for_single_assignment): Respect
17184 alignment for assignments processed via gen_hsa_memory_copy.
17185 (gen_hsa_insns_for_direct_call): Likewise.
17186 (gen_hsa_insns_for_return): Likewise.
17187 (gen_function_def_parameters): Set default alignment.
17188 * hsa.c (hsa_object_alignment): New function.
17189 (hsa_byte_alignment): Pasted function.
17190 * hsa.h (hsa_symbol::m_align): New field.
17192 2016-03-31 Bin Cheng <bin.cheng@arm.com>
17194 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
17195 scratch field for goto case.
17197 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
17199 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
17201 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
17204 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
17205 (scalar_chain::convert_insn): Call convert_op for reg
17206 moves to handle undefined registers.
17208 2016-03-31 Nathan Sidwell <nathan@acm.org>
17211 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
17212 Assert we don't want to move backwards.
17214 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
17217 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
17219 2016-03-31 Jakub Jelinek <jakub@redhat.com>
17221 PR rtl-optimization/70460
17222 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
17223 with operand from REG_LABEL_OPERAND, instead substitute
17224 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
17225 Don't do anything for REG_NON_LOCAL_GOTO jumps.
17227 2016-03-31 Martin Liska <mliska@suse.cz>
17229 * passes.c (execute_one_pass): Do not call
17230 todo_after for a discarded function.
17232 2016-03-31 Bin Cheng <bin.cheng@arm.com>
17234 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
17235 (no_cost, infinite_cost): Initialize the new field.
17236 (get_computation_cost_at): Record setup cost.
17237 (determine_use_iv_cost_address): Skip cost computation for sub
17238 uses if we can estimate it without losing accuracy.
17240 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
17242 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
17244 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17245 max_loop_iterations_int.
17246 (tree_unswitch_outer_loop): Likewise.
17247 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
17248 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
17250 2016-03-30 Richard Biener <rguenther@suse.de>
17252 PR middle-end/70450
17253 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
17255 2016-03-30 Jakub Jelinek <jakub@redhat.com>
17258 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
17259 in gen_blendm expander.
17261 2016-03-30 Nick Clifton <nickc@redhat.com>
17264 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
17265 case where we are already provided with an SImode SUBREG.
17267 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
17270 * config/i386/i386.c (ix86_expand_epilogue): Properly check
17271 conflict between DRAP register and __builtin_eh_return.
17273 2016-03-30 Michael Matz <matz@suse.de>
17274 Richard Biener <rguenther@suse.de>
17277 * ipa-polymorphic-call.c (struct type_change_info): Change
17278 speculative to an unsigned allowing to limit the work we do.
17279 (csftc_abort_walking_p): New inline function..
17280 (check_stmt_for_type_change): Limit the number of may-defs
17281 skipped for speculative devirtualization to
17282 max-speculative-devirt-maydefs.
17283 * params.def (max-speculative-devirt-maydefs): New param.
17284 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
17286 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
17289 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
17292 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
17294 PR tree-optimization/59124
17295 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
17296 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
17298 2016-03-29 Jeff Law <law@redhat.com>
17300 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
17302 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17304 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
17307 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
17309 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
17310 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
17311 gcrt0.o if linking dynamically.
17313 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17316 * ipa-devirt.c (methods_equal_p): New function.
17317 (compare_virtual_tables): Use it.
17318 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
17319 * cgraphclones.c (clone_function_name_1): Use
17320 symbol_table::symbol_suffix_separator.
17321 * coverage.c (build_var): Likewise.
17322 * symtab.c (symbol_table::symbol_suffix_separator): New.
17324 2016-03-29 Jakub Jelinek <jakub@redhat.com>
17326 PR rtl-optimization/70429
17327 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
17328 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
17329 mode != result_mode.
17332 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
17334 PR tree-optimization/70405
17335 * ssa-iterators.h (num_imm_uses): Add missing braces.
17337 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
17339 PR rtl-optimization/68695
17340 * ira-color.c (allocno_copy_cost_saving): New.
17341 (improve_allocation): Use it.
17343 2016-03-29 Richard Henderson <rth@redhat.com>
17345 PR middle-end/70355
17346 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
17348 2016-03-29 Richard Biener <rguenther@suse.de>
17350 PR middle-end/70424
17351 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
17352 use alignment returned by get_pointer_alignment_1 if it is
17353 bigger than BITS_PER_UNIT.
17354 * builtins.c (get_pointer_alignment_1): Do not return true
17355 for alignment extracted from SSA info.
17357 2016-03-28 James Bowman <james.bowman@ftdichip.com>
17359 * config/ft32/ft32.opt (mnodiv): New.
17360 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
17361 * doc/invoke.texi (FT32 Options -mnodiv): New.
17363 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
17366 * config/i386/i386.md (define_split, andn): Fix modes.
17368 2016-03-26 Richard Biener <rguenther@suse.de>
17369 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17372 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
17374 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
17375 as 2nd argument to cl_optimization_restore().
17377 2016-03-25 Richard Henderson <rth@redhat.com>
17380 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
17381 * config/aarch64/aarch64-protos.h: Declare it.
17382 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
17384 2016-03-25 Alan Modra <amodra@gmail.com>
17387 * config/rs6000/constraints.md (j): Simplify.
17388 * config/rs6000/predicates.md (easy_fp_constant): Exclude
17390 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
17391 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
17392 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
17393 in all constraint alternatives.
17394 (movtd_64bit_nodm): Delete "j" constraint alternative.
17396 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
17398 * tree-ssa-propagate.c: Enhance docs for
17399 SSA_PROP_NOT_INTERESTING.
17401 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
17403 * doc/extend.texi: Fix typo in documentation to pure attribute.
17405 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
17408 * config/pa/pa.md (bswapdi2): Use a scratch register.
17410 2016-03-24 Richard Henderson <rth@redhat.com>
17412 PR middle-end/69845
17413 * fold-const.c (extract_muldiv_1): Correct test for multiplication
17416 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
17418 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
17419 using ix86_expand_binary_operator instead of gen_andsi3.
17421 2016-03-24 Richard Biener <rguenther@suse.de>
17423 PR tree-optimization/70396
17424 * tree-vect-stmts.c (vectorizable_comparison): Use
17425 get_vectype_for_scalar_type.
17427 2016-03-24 Richard Biener <rguenther@suse.de>
17429 PR middle-end/70370
17430 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
17431 with register bases.
17433 2016-03-24 Richard Biener <rguenther@suse.de>
17435 PR tree-optimization/70372
17436 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
17437 build_all_ones_cst to also handle vector types correctly.
17439 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17442 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
17445 2016-03-23 Marek Polacek <polacek@redhat.com>
17448 * doc/invoke.texi: Document -Wignored-attributes.
17450 2016-03-23 Bin Cheng <bin.cheng@arm.com>
17452 PR tree-optimization/69042
17453 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
17454 parameter from 30 to 40.
17456 2016-03-23 Bin Cheng <bin.cheng@arm.com>
17458 PR tree-optimization/69042
17459 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
17460 for use with constant offset stripped in base.
17462 2016-03-23 Richard Biener <rguenther@suse.de>
17464 PR middle-end/70251
17465 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
17466 mode compatibility check.
17467 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
17469 2016-03-23 Jeff Law <law@redhat.com>
17471 PR tree-optimization/64058
17472 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
17474 (struct ssa_conflicts): Move up earlier in the file.
17475 (conflicts_, var_map_): New static variables.
17476 (initialize_conflict_count): New function to initialize the
17477 CONFLICT_COUNT field for each conflict pair.
17478 (compare_pairs): Lazily initialize the conflict count and use it
17479 as the first tie-breaker.
17480 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
17481 and wipe conflicts_ and map_ around the call to qsort. Remove
17482 special case for 2 coalesce pairs.
17483 * bitmap.c (bitmap_count_unique_bits): New function.
17484 (bitmap_count_bits_in_word): New function, extracted from
17486 (bitmap_count_bits): Use bitmap_count_bits_in_word.
17487 * bitmap.h (bitmap_count_unique_bits): Declare it.
17489 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
17492 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
17493 transparent alias chain for decl assembler name.
17494 * config/sol2.c (solaris_assemble_visibility): Likewise.
17496 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17498 * config/arm/arm1020e.md (1020call_op): Reduce reservation
17500 (v10_fdivs): Likewise.
17501 (v10_fdivd): Likewise.
17503 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17506 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
17507 to not call fclose twice on file.
17509 2016-03-23 Jakub Jelinek <jakub@redhat.com>
17511 PR tree-optimization/70354
17512 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
17513 oprnd0 is wider than oprnd1 and there is a cast from the wider
17514 type to oprnd1, mask it with the mask of the narrower type.
17517 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
17518 Optimize TARGET_STV splitters, if high or low word of last argument
17521 2016-03-22 Jeff Law <law@redhat.com>
17524 tree-ssa-threadbackward.c
17525 (fsm_find_control_statement_thread_paths): Correctly distinguish
17526 between old style jump threads vs FSM jump threads.
17528 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
17531 * config/i386/i386.c (scalar_chain::convert_op): Support
17532 uninitialized register usage case.
17534 2016-03-22 Richard Biener <rguenther@suse.de>
17536 PR middle-end/70251
17537 * genmatch.c (gen_transform): Adjust last parameter to a three-state
17539 (capture::gen_transform): ... to change behavior when substituting
17540 a condition into cond or not-cond expr context.
17541 (dt_simplify::gen_1): Adjust.
17542 * gimple-match-head.c: Include gimplify.h for unshare_expr.
17543 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
17544 last change and instead change to
17545 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
17546 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
17548 2016-03-22 Anthony Green <green@moxielogic.com>
17550 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
17551 issue for moxiebox targets.
17552 (CC1PLUS_SPEC): Ditto.
17554 2016-03-22 Richard Biener <rguenther@suse.de>
17556 PR middle-end/70333
17557 * fold-const.c (extract_muldiv_1): Properly perform multiplication
17560 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
17562 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
17564 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
17567 * config/i386/i386.c (def_builtin): Handle
17568 OPTION_MASK_ISA_AVX512VL to be and-ed with other
17570 (const struct builtin_description bdesc_special_args[]):
17571 Remove duplicate ISA bits.
17573 2016-03-22 Jakub Jelinek <jakub@redhat.com>
17576 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
17577 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
17578 in a way that works also for AVX512BW.
17581 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
17582 instead of source if operands[1] is xmm16 and above and
17583 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
17584 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
17587 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
17588 on assign if (*from_p) is a comparison, set it to
17589 TREE_NO_WARNING (*from_p).
17591 2016-03-21 Jakub Jelinek <jakub@redhat.com>
17593 PR middle-end/70326
17594 * lra.c (restore_scratches): Ignore deleted insns.
17596 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
17597 Jakub Jelinek <jakub@redhat.com>
17599 PR tree-optimization/70317
17600 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
17603 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
17606 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
17607 of ix86_expand_move.
17609 (movti): Use general_operand for operand 1 predicate.
17611 2016-03-21 Martin Liska <mliska@suse.cz>
17613 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
17615 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
17617 2016-03-21 Martin Liska <mliska@suse.cz>
17620 * ipa-icf.c (sem_function::parse): Skip static
17621 constructors and destructors.
17623 2016-03-21 Jakub Jelinek <jakub@redhat.com>
17626 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
17627 function-like macro, peek following token(s) if it is followed
17628 by CPP_OPEN_PAREN token with optional padding in between, and
17629 if not, don't treat it like a macro.
17631 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
17632 Alexander Monakov <amonakov@ispras.ru>
17634 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
17635 for the stabs debug format.
17637 2016-03-21 Richard Biener <rguenther@suse.de>
17639 PR tree-optimization/70310
17640 * tree-vect-generic.c (expand_vector_condition): Fold the built
17643 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
17646 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
17647 Block third alternative for AVX-512VL target,
17649 2016-03-21 Martin Liska <mliska@suse.cz>
17652 * hsa-brig.c (emit_function_directives): Mark unemitted
17653 global variables for emission.
17654 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
17655 (get_symbol_for_decl): Likewise.
17656 * hsa.h (struct hsa_symbol): New flag.
17658 2016-03-21 Richard Biener <rguenther@suse.de>
17660 PR tree-optimization/70288
17661 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
17662 we do not estimate unsimplified all-constant conditionals or
17663 switches as optimized away.
17665 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
17667 PR rtl-optimization/69102
17668 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
17669 when we have a readonly dependency context.
17671 2016-03-18 Jeff Law <law@redhat.com>
17673 PR rtl-optimization/70263
17674 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
17675 (update_equiv_regs): When trying to move a store to after the insn
17676 that sets the source of the store, make sure the store occurs after
17677 the insn that sets the source of the store. When successful note
17678 the REG_EQUIV note created in the dump file.
17680 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
17681 Bernd Schmidt <bschmidt@redhat.com>
17683 * doc/extend.texi: Document more potential problems with basic asms.
17685 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
17687 PR rtl-optimization/70278
17688 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
17691 2016-03-18 Jason Merrill <jason@redhat.com>
17693 * calls.c (load_register_parameters): Fix zero size sibcall logic.
17695 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
17697 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
17698 values to 128b regs.
17700 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
17702 PR tree-optimization/70252
17703 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
17704 boolean vector has a proper number of elements.
17705 (supportable_narrowing_operation): Likewise.
17707 2016-03-18 Tom de Vries <tom@codesourcery.com>
17710 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
17712 2016-03-18 Jakub Jelinek <jakub@redhat.com>
17714 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
17715 instead of replace_rtx for DEBUG_INSNs.
17717 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17719 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
17720 load type reservations.
17722 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
17725 * config/pa/constraints.md: Revert 2015-02-13 change. Use
17726 define_constraint for "Q" and "T" constraints.
17728 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
17730 Tweak the pipeline model for Exynos M1
17732 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
17735 2016-03-17 David Malcolm <dmalcolm@redhat.com>
17738 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
17739 where one or both locations aren't within a line_map.
17741 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
17744 * opts.c (finish_options): Don't set flag_pie to the default if
17745 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
17748 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
17750 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
17751 true as ALL_REGS argument to replace_rtx.
17753 2016-03-17 Richard Biener <rguenther@suse.de>
17756 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
17759 2016-03-17 Jakub Jelinek <jakub@redhat.com>
17762 * rtl.h (replace_rtx): Add ALL_REGS argument.
17763 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
17764 equality and assert mode is the same, instead of just rtx pointer
17766 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
17767 true as ALL_REGS argument to replace_rtx.
17769 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
17771 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
17772 for boolean vector with vector mode only.
17773 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
17775 2016-03-17 Nick Clifton <nickc@redhat.com>
17778 * config/rx/rx.c (rx_print_integer): Print negative constants in
17781 2016-03-17 Jakub Jelinek <jakub@redhat.com>
17784 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
17786 2016-03-16 Richard Henderson <rth@redhat.com>
17787 Richard Biener <rguenth@suse.de>
17789 PR middle-end/70240
17790 PR middle-end/68215
17792 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
17793 first operand as is_gimple_condexpr.
17795 PR middle-end/70240
17796 PR middle-end/68215
17798 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
17799 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
17800 Do not gimplify the result.
17801 (do_unop): Adjust call to tree_vec_extract.
17802 (do_binop): Likewise.
17803 (do_compare): Likewise.
17804 (do_plus_minus): Likewise.
17805 (do_negate): Likewise.
17806 (expand_vector_condition): Likewise.
17807 (do_cond): Likewise.
17809 2016-03-16 Richard Henderson <rth@redhat.com>
17812 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
17813 (aarch64_classify_address): Use it.
17814 (aarch64_legitimize_address): Force all subexpressions of PLUS
17815 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
17817 2016-03-16 Jakub Jelinek <jakub@redhat.com>
17818 Richard Biener <rguenth@suse.de>
17821 * rtlanal.c (replace_rtx): For REG, if from is a REG,
17822 return to even if only REGNO is equal, and assert
17825 2016-03-11 Jeff Law <law@redhat.com>
17827 PR rtl-optimization/70224
17828 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
17830 2016-03-16 Richard Henderson <rth@redhat.com>
17832 PR middle-end/70199
17833 * function.h (struct function): Add has_forced_label_in_static.
17834 * gimplify.c (force_labels_r): Set it.
17835 * lto-streamer-in.c (input_struct_function_base): Read it.
17836 * lto-streamer-out.c (output_struct_function_base): Write it.
17837 * tree-inline.c (has_label_address_in_static_1): Remove.
17838 (copy_forbidden): Remove fndecl parameter; test
17839 has_forced_label_in_static.
17840 (inline_forbidden_p): Update call to copy_forbidden.
17841 (tree_versionable_function_p): Likewise.
17842 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
17843 (chkp_versioning): Likewise.
17844 * tree-inline.h (copy_forbidden): Update decl.
17846 2016-03-16 Marek Polacek <polacek@redhat.com>
17849 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
17850 function being thunked if the result type doesn't have fixed size.
17851 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
17852 doesn't have fixed size.
17854 2016-03-16 Bin Cheng <bin.cheng@arm.com>
17856 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
17857 reporting malformed loop nest.
17859 2016-03-16 Tom de Vries <tom@codesourcery.com>
17862 * ipa-devirt.c (possible_polymorphic_call_targets): Move
17863 nodes.length () == 1 test to before first nodes[0] access.
17865 2016-03-16 Tom de Vries <tom@codesourcery.com>
17867 PR tree-optimization/68715
17868 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
17869 single_pred_p test.
17871 2016-03-16 Tom de Vries <tom@codesourcery.com>
17873 PR tree-optimization/68809
17874 * graphite-scop-detection.c (same_close_phi_node): Test if result types
17877 2016-03-16 Carlos O'Donell <carlos@redhat.com>
17878 Sandra Loosemore <sandra@codesourcery.com>
17880 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
17881 on leaf attribute. Mention ELF interposition problems.
17883 2016-03-16 Alan Modra <amodra@gmail.com>
17885 PR rtl-optimization/69195
17886 PR rtl-optimization/47992
17887 * ira.c (indirect_jump_optimize): Ignore artificial defs.
17890 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
17893 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
17895 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17897 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
17899 2016-03-15 Jakub Jelinek <jakub@redhat.com>
17901 PR rtl-optimization/70222
17902 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
17903 optimization if mode is different from result_mode, queue up masking
17904 of the result in outer_op. Formatting fix.
17906 PR middle-end/70239
17907 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
17910 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
17912 PR rtl-optimization/69032
17913 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
17914 looping backwards over basic block insns.
17916 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
17919 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
17920 to non-speculative when propagating trap bits.
17922 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
17924 PR rtl-optimization/63384
17925 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
17926 DEBUG_INSN_P insns.
17928 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
17931 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
17932 factored out from ...
17933 (sched_analyze_insn): ... here.
17934 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
17935 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
17936 get_implicit_reg_pending_clobbers in it.
17937 (setup_id_reg_sets): Use setup_id_implicit_regs.
17938 (deps_init_id): Ditto.
17940 2016-03-15 Tom de Vries <tom@codesourcery.com>
17943 * cgraph.c (cgraph_node::get_body): Save, reset and restore
17945 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
17946 execute_function_dump.
17947 (execute_one_pass): Don't dump function if it will be dumped after ipa
17950 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
17952 * genrecog.c (match_pattern_2): If pred is NULL don't call
17953 safe_predicate_mode on it.
17955 2016-03-14 Jakub Jelinek <jakub@redhat.com>
17957 PR middle-end/70219
17958 * lra-constraints.c (delete_move_and_clobber): Change assertion
17959 to also allow dregno == 0.
17961 2016-03-14 Richard Henderson <rth@redhat.com>
17964 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
17965 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
17966 (reassociate_bb): Use optimize_vec_cond_expr; avoid
17967 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
17970 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
17973 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
17975 (lra_create_live_ranges_1): initialize hard register biggest_mode to
17977 * lra-constraints.c (split_reg): For hard regs, try to find the
17978 biggest single-register mode used in the function.
17980 2016-03-14 Richard Biener <rguenther@suse.de>
17982 PR tree-optimization/56365
17983 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
17984 constants to compare against.
17986 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
17989 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
17990 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
17991 (define_split for the GPR case): Use int_reg_operand instead of
17992 gpc_reg_operand for the output.
17994 2016-03-14 Tom de Vries <tom@codesourcery.com>
17996 PR tree-optimization/70045
17997 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
17998 create_empty_if_region_on_edge argument.
18000 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
18002 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
18003 (STACK_CHECK_PROTECT): Likewise.
18004 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
18005 (STACK_CHECK_PROTECT): Likewise.
18006 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
18007 (STACK_CHECK_PROTECT): Likewise.
18008 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
18009 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
18010 (STACK_CHECK_PROTECT): Likewise.
18012 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
18014 PR rtl-optimization/69307
18015 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
18016 registers in modes that span more than one register.
18018 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
18021 * lra-constraints.c (delete_move_and_clobber): New.
18022 (remove_inheritance_pseudos): Use it.
18024 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
18027 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
18028 the libcall is LCT_THROW.
18029 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
18030 for the checking routine.
18032 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18035 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
18036 optimization if we have direct move.
18037 (roundu32<mode>2_fprs): Likewise.
18039 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
18042 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
18044 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
18045 Arguments swapped. All callers changed. Take reg_renumber into
18046 account, and Calculate and compare register ranges for hard regs.
18048 2016-03-11 Jeff Law <law@redhat.com>
18050 PR tree-optimization/70190
18051 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18052 Handle cases where we can not extract the taken edge, even though we
18053 found a constant value.
18055 PR tree-optimization/64058
18056 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
18057 (num_coalesce_pairs): Move up earlier in file.
18058 (find_coalesce_pair): Initialize the INDEX field for each pair
18060 (compare_pairs): No longer sort on the elements in each pair.
18061 Instead break ties with the index of the coalesce pair.
18063 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18066 * config/aarch64/aarch64-protos.h
18067 (aarch64_save_restore_target_globals): New prototype.
18068 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
18069 Call the above when popping pragma.
18070 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
18072 (aarch64_set_current_function): Rewrite using the above.
18074 2016-03-11 Jakub Jelinek <jakub@redhat.com>
18076 PR tree-optimization/70177
18077 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
18078 (extract_ops_from_tree): ... this. In the 2 argument
18079 overload remove _1 suffix.
18080 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
18081 (extract_ops_from_tree): ... this.
18082 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
18084 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18085 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
18086 extract_ops_from_tree instead of 2 operand one.
18088 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
18090 PR tree-optimization/70013
18091 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
18092 for constant-pool entries.
18094 2016-03-11 Jakub Jelinek <jakub@redhat.com>
18096 PR rtl-optimization/70174
18097 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
18098 followed by gen_lowpart on force_reg instead of just gen_lowpart.
18100 PR tree-optimization/70169
18101 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
18102 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
18105 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
18106 Jakub Jelinek <jakub@redhat.com>
18109 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
18110 of uninitialized values.
18112 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18114 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
18116 ("*trunctddd2"): New pattern definition.
18117 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
18120 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18122 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
18123 definitions for BFP and DFP rounding modes.
18124 ("fixuns_truncdddi2", "fixuns_trunctddi2")
18125 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
18126 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
18127 ("fix_trunctf<mode>2"): Use the new constants instead of magic
18130 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18132 * config/s390/constraints.md: Adjust comment.
18133 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
18134 s390_decompose_addrstyle_without_index.
18135 * config/s390/predicates.md (shift_count_or_setmem_operand):
18136 Rename to setmem_operand.
18137 * config/s390/s390-protos.h
18138 (s390_decompose_shift_count): Rename to
18139 s390_decompose_addrstyle_without_index.
18140 * config/s390/s390.c (s390_decompose_shift_count)
18141 (s390_mem_constraint, print_shift_count_operand)
18142 (print_operand_address, print_operand): Rename
18143 s390_decompose_shift_count to
18144 s390_decompose_addrstyle_without_index and rename
18145 print_shift_count_operand to print_addrstyle_operand troughout the
18147 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
18148 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
18149 Rename shift_count_or_setmem_operand to setmem_operand.
18150 * config/s390/vx-builtins.md ("vec_insert<mode>")
18151 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
18154 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18157 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
18158 Handle overlapping retval and newval.
18160 2016-03-10 Nick Clifton <nickc@redhat.com>
18163 * config/aarch64/aarch64.c
18164 (aarch64_override_options_after_change_1): When forcing
18165 flag_omit_frame_pointer to be true, use a special value that can
18166 be detected if this function is called again, thus preventing
18167 flag_omit_leaf_frame_pointer from being forced to be false.
18169 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18171 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
18172 Set x_flag_omit_leaf_frame_pointer when handling
18173 -momit-leaf-frame-pointer.
18175 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18178 * cgraph.c (cgraph_node::dump): Dump split_part and
18179 indirect_call_target.
18180 * cgraph.h (cgraph_node): Add indirect_call_target flag.
18181 * ipa.c (has_addr_references_p): Cleanup.
18182 (is_indirect_call_target_p): New.
18183 (walk_polymorphic_call_targets): Do not mark virtuals that may be
18184 called indirectly as local.
18185 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
18187 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18190 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
18191 on cxa_pure_virtual.
18193 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18196 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
18198 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
18201 * tree.c (need_assembler_name_p): Only record main variant type names.
18203 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
18206 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
18207 Always define to 0 or 1.
18208 (TARGET_FIX_ERR_A53_843419): New macro.
18209 * config/aarch64/aarch64-elf-raw.h
18210 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
18211 * config/aarch64/aarch64-linux.h: Likewise.
18212 * config/aarch64/aarch64.c
18213 (aarch64_override_options_after_change_1): Do not default
18214 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
18216 (aarch64_attributes): Handle fix-cortex-a53-843419.
18217 (aarch64_can_inline_p): Likewise.
18218 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
18220 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
18221 Jakub Jelinek <jakub@redhat.com>
18223 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
18224 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
18225 DECL_COMMONS if flag_unconstrained_commons is set.
18226 * tree-dfa.c (get_ref_base_and_extent): Likewise.
18227 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
18228 (funconstrained-commons): Document.
18230 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
18232 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
18233 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
18235 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
18237 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
18238 has a proper number of elements.
18240 2016-03-10 Alan Modra <amodra@gmail.com>
18242 PR rtl-optimization/69195
18243 PR rtl-optimization/47992
18244 * ira.c (recorded_label_ref): Delete.
18245 (update_equiv_regs): Return void.
18246 (indirect_jump_optimize): New function.
18247 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
18248 before regstat_compute_ri. Don't rebuild_jump_labels here.
18249 Delete update_regstat.
18251 2016-03-10 Richard Biener <rguenther@suse.de>
18253 PR tree-optimization/70128
18254 * tree-ssa-structalias.c (set_uids_in_ptset): Set
18255 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
18257 2016-03-09 Jakub Jelinek <jakub@redhat.com>
18259 PR tree-optimization/70152
18260 * tree-sra.c (replace_removed_params_ssa_names): Copy over
18261 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
18264 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
18265 instead of gen_sse2_loadlpd.
18266 * config/i386/sse.md (*vec_concatv2df): Rename to...
18267 (vec_concatv2df): ... this.
18269 PR tree-optimization/70127
18270 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
18272 2016-03-09 David Malcolm <dmalcolm@redhat.com>
18276 * diagnostic-show-locus.c (compatible_locations_p): New function.
18277 (layout::layout): Sanitize ranges using compatible_locations_p.
18279 2016-03-09 David Malcolm <dmalcolm@redhat.com>
18283 * diagnostic-show-locus.c (layout_range::layout_range): Replace
18284 location_range param with three const expanded_locations * and a
18286 (layout::layout): Replace call to
18287 rich_location::lazily_expand_location with get_expanded_location.
18288 Extract the range and perform location expansion here, passing
18289 the results to the layout_range ctor.
18290 * diagnostic.c (source_range::debug): Delete.
18291 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
18292 of rich_location::get_expanded_location.
18293 * gcc-rich-location.c (get_range_for_expr): Delete.
18294 (gcc_rich_location::add_expr): Reimplement to avoid the
18295 rich_location::add_range overload that took a location_range,
18296 passing a location_t instead.
18298 2016-03-09 Richard Biener <rguenther@suse.de>
18299 Jakub Jelinek <jakub@redhat.com>
18301 PR tree-optimization/70138
18302 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
18303 Also skip vect_double_reduction_def.
18305 2016-03-09 Jakub Jelinek <jakub@redhat.com>
18308 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
18309 if the operand is "m".
18311 2016-03-09 Nathan Sidwell <nathan@acm.org>
18313 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
18315 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18317 * config/i386/i386.c (processor_target_table): Fix cost table
18318 intialization order for znver1.
18320 2016-03-08 Jakub Jelinek <jakub@redhat.com>
18322 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
18323 - becuase -> because.
18324 * ipa-reference.c (ignore_module_statics): Likewise.
18325 * cgraph.c (cgraph_node::get_body): Likewise.
18326 * ipa-inline.c (early_inliner): Likewise.
18327 * ipa-devirt.c (types_same_for_odr): Likewise.
18328 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
18329 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
18331 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18333 * tree-ssa-math-opts.c: Fix typo in comment.
18335 2016-03-08 Jakub Jelinek <jakub@redhat.com>
18338 * config/i386/i386.c (scalar_chain::make_vector_copies,
18339 scalar_chain::convert_reg): Call end_sequence in between
18340 get_insns and emit_conversion_insns rather than after both
18343 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
18346 * config/i386/i386.h (machine_function): Add
18347 pc_thunk_call_expanded flag.
18348 (ix86_pc_thunk_call_expanded): New define.
18349 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
18350 (*set_got): Rename insn pattern from set_got.
18351 (*set_got_labelled): Rename inst pattern from set_got_labelled.
18352 * config/i386/i386.c (ix86_compute_frame_layout): Use
18353 ix86_pc_thunk_call_expanded to prevent red-zone.
18355 2016-03-07 Martin Jambor <mjambor@suse.cz>
18357 * hsa.h (hsa_get_ctor_statements): Declare.
18358 (hsa_get_dtor_statements): Likewise.
18359 (hsa_get_kernel_dispatch_type): Likewise.
18360 * hsa.c (hsa_get_ctor_statements): New function.
18361 (hsa_get_dtor_statements): Likewise.
18362 (hsa_get_kernel_dispatch_type): Likewise.
18363 * hsa-brig.c (hsa_cdtor_statements): Removed.
18364 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
18365 hsa_get_dtor_statements.
18366 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
18367 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
18369 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
18371 * config/arm/arm-cores.def (cortex-r8): New.
18372 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
18373 * config/arm/arm-tune.md: Likewise.
18374 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
18376 2016-03-07 Martin Sebor <msebor@redhat.com>
18378 PR rtl-optimization/19705
18379 * doc/invoke.texi (Options That Control Optimization): Clarify
18380 -fno-branch-count-reg.
18382 2016-02-26 Richard Biener <rguenther@suse.de>
18383 Jeff Law <law@redhat.com>
18385 PR tree-optimization/69740
18386 * cfghooks.c (remove_edge): Request loop fixups if we delete
18387 an edge that might turn an irreducible loop into a natural
18389 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
18390 Move after definition of loops_state_clear.
18392 2016-03-07 Bin Cheng <bin.cheng@arm.com>
18394 PR rtl-optimization/69052
18395 * rtlanal.c (commutative_operand_precedence): Set higher precedence
18398 2016-03-07 Tom de Vries <tom@codesourcery.com>
18400 PR tree-optimization/70116
18401 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
18402 is_tm_ending stmts and ubsan/asan internal functions.
18403 (find_duplicate): Use it. Don't test is_tm_ending here.
18405 2016-03-07 Richard Biener <rguenther@suse.de>
18407 PR tree-optimization/70115
18408 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
18409 (propagate_constants_for_unrolling): Use replace_uses_by.
18411 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
18413 PR middle-end/69916
18414 * omp-low.c (struct oacc_loop): Add ifns.
18415 (new_oacc_loop_raw): Initialize it.
18416 (finish_oacc_loop): Clear mask & flags if no ifns.
18417 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
18418 (oacc_loop_xform_loop): Add ifns arg & adjust.
18419 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
18421 2016-03-07 Richard Henderson <rth@redhat.com>
18424 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
18425 (insert_value_copy_on_edge): Likewise.
18427 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18429 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
18431 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18434 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
18436 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
18438 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
18440 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
18442 Fix sseimul type attribute.
18443 * config/i386/znver1.md
18444 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
18445 znver1_sseimul_avx256_load) : Fix the type attribute.
18446 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
18447 pipe usage and latency.
18449 2016-03-05 Jakub Jelinek <jakub@redhat.com>
18452 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
18453 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
18456 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
18459 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
18461 PR rtl-optimization/69941
18462 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
18463 the reg share its mode.
18465 2016-03-04 Jeff Law <law@redhat.com>
18467 PR tree-optimization/69196
18468 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18469 If the both SSA_NAMEs are anonymous, then consider them unassociated
18470 and include the PHI in the statement count.
18472 2016-03-05 Tom de Vries <tom@codesourcery.com>
18474 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
18475 construct in oacc routine. Check for oacc region in oacc routine.
18477 2016-03-04 Jakub Jelinek <jakub@redhat.com>
18480 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
18481 2016-02-22 changes, instead don't recurse if RECUR is already true.
18482 Don't change *dynamic_check if RECUR. Adjust recursive caller
18483 to pass true to the new argument.
18484 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
18487 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
18488 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
18490 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
18492 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
18494 PR rtl-optimization/57676
18495 * lra-assigns.c (lra_assign): Guard test for maximum iterations
18496 with flag_checking.
18498 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
18500 * tree-vect-patterns.c (search_type_for_mask): Handle
18501 comparison of booleans.
18503 2016-03-04 Jakub Jelinek <jakub@redhat.com>
18505 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
18509 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
18510 all other ops that have dw_val_class_die_ref operands,
18511 and DW_OP_GNU_entry_value.
18513 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18515 PR rtl-optimization/69904
18516 * config/arm/arm.c (arm_cannot_copy_insn_p):
18517 Return true for load-exclusive instructions.
18519 2016-03-03 Jakub Jelinek <jakub@redhat.com>
18522 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
18523 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
18524 the pattern no matter if it is used just by non-pattern, pattern
18526 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
18527 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
18528 oprnd1 def_stmt is in pattern, don't look through it.
18530 2016-03-03 Marek Polacek <polacek@redhat.com>
18532 PR middle-end/70050
18533 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
18535 2016-03-03 Martin Liska <mliska@suse.cz>
18537 PR tree-optimization/70043
18538 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
18539 previous statement if we see a debug statement.
18541 2016-03-03 Richard Biener <rguenther@suse.de>
18543 PR tree-optimization/55936
18544 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
18545 parameter and guard unsafe equivalence use.
18546 (vrp_evaluate_conditional_warnv_with_ops): Always use
18547 safe equivalences but not via the quadratic compare_names
18550 2016-03-03 Michael Collison <michael.collison@linaro.org>
18553 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
18554 for operand 1 to s_register_operand. Change predicate for operand
18555 2 to arm_not_immediate_operand.
18557 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
18559 * doc/tm.texi: Regenerated.
18561 2016-03-02 Richard Henderson <rth@redhat.com>
18564 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
18565 simplification when all args are positive non-fixed registers.
18567 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18569 * target.def (lra_p): Specify that new ports should use LRA.
18571 2016-03-02 Jakub Jelinek <jakub@redhat.com>
18574 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
18575 gimplify_type_sizes the type they refer to.
18576 (omp_notice_variable): Handle reference vars to VLAs.
18577 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
18578 reference to VLA decls in the second pass instead of first pass.
18580 2016-03-02 Tom de Vries <tom@codesourcery.com>
18582 PR tree-optimization/68659
18583 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
18584 new_expr == NULL_TREE.
18585 (get_new_name): Handle ADDR_EXPR.
18587 2016-03-02 Bin Cheng <bin.cheng@arm.com>
18589 PR rtl-optimization/69052
18590 * loop-invariant.c (canonicalize_address): New function.
18591 (inv_can_prop_to_addr_use): Check validity of address expression
18592 which is canonicalized by above function.
18594 2016-03-02 Alan Modra <amodra@gmail.com>
18597 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
18600 2016-03-02 Jakub Jelinek <jakub@redhat.com>
18603 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
18604 (*movhi_internal): Put mask moves from and to memory separately
18605 from moves from/to GPRs.
18607 2016-03-02 Richard Biener <rguenther@suse.de>
18609 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
18610 GENERIC expressions in GIMPLE.
18612 2016-03-02 Richard Biener <rguenther@suse.de>
18614 * config/i386/i386.c (type_natural_mode): Fix typo.
18616 2016-03-02 Nick Clifton <nickc@redhat.com>
18618 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
18620 2016-03-02 Richard Biener <rguenther@suse.de>
18621 Uros Bizjak <ubizjak@gmail.com>
18624 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
18626 2016-03-02 Richard Biener <rguenther@suse.de>
18628 PR middle-end/67278
18629 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
18631 2016-03-02 Marek Polacek <polacek@redhat.com>
18634 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
18635 "is promoted to" warning.
18637 2016-03-01 DJ Delorie <dj@redhat.com>
18639 * config.gcc: Deprecate mep-*.
18641 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
18643 PR middle-end/70025
18644 * lra-constraints.c (regno_val_use_in): New.
18645 (match_reload): Use it instead of regno_use_in.
18647 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
18649 PR rtl-optimization/70007
18650 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
18651 references present in REG_EQUAL notes attached to non-SET patterns.
18653 2016-03-01 Jeff Law <law@redhat.com>
18655 PR tree-optimization/69196
18656 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18657 Appropriately clamp the number of statements to copy when the
18658 thread path does not traverse a loop backedge.
18660 PR tree-optimization/69196
18661 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18662 Do count some PHIs in the thread path against the insn count. Decrease
18663 final statement count by one as the control statement in the last
18664 block will get removed. Remove special cased code for handling PHIs
18667 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
18670 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
18671 asm dialect alternatives to explicit GOTPCREL calls.
18673 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
18676 * ira.c (do_reload): Issue warning for generic stack checking here...
18677 * reload1.c (reload): ...instead of here and streamline it.
18679 2016-03-01 Nick Clifton <nickc@redhat.com>
18681 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
18683 2016-03-01 Richard Biener <rguenther@suse.de>
18685 PR tree-optimization/69983
18686 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
18687 types and fall back to operand_equal_p.
18689 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18692 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18694 * config/s390/constraints.md ("jm8"): New constraint.
18695 * config/s390/predicates.md ("const_int_8bitset_operand"): New
18697 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
18699 ("*setmem_long<setmem_and>"): New pattern.
18700 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
18702 ("*setmem_long_31z<setmem_and>"): New pattern.
18703 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
18704 New substitution rules with the required attributes.
18707 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18710 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18712 * gensupport.c (process_substs_on_one_elem): Split loop to
18713 complete mark_operands_used_in_match_dup on all expressions in the
18715 (adjust_operands_numbers): Inline into process_substs_on_one_elem
18716 and remove function.
18718 2016-03-01 Richard Biener <rguenther@suse.de>
18720 PR middle-end/70022
18721 * fold-const.c (fold_indirect_ref_1): Fix range checking for
18722 vector BIT_FIELD_REF extract.
18724 2016-03-01 Richard Biener <rguenther@suse.de>
18726 PR tree-optimization/69994
18727 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
18729 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
18731 PR tree-optimization/69956
18732 * tree-vect-stmts.c (supportable_widening_operation): Support
18733 multi-step conversion of boolean vectors.
18734 (supportable_narrowing_operation): Likewise.
18736 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18738 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
18741 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18743 * config/s390/subst.md (DSI_VI): New mode iterator.
18744 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
18745 * config/s390/vector.md ("vec_set<mode>"): Move expander before
18746 the insn definition.
18747 ("*vec_set<mode>"): Change predicate and add alternative to
18748 support only either register or const_int operands as element
18750 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
18752 ("vec_extract<mode>"): New expander.
18753 ("*vec_extract<mode>"): New insn definition supporting reg and
18754 const_int element selectors.
18755 ("*vec_extract<mode>_plus"): New insn definition supporting
18756 reg+const_int element selectors.
18757 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
18758 following expander+insn definition.
18759 ("<vec_shifts_name><mode>3"): New expander.
18760 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
18762 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18764 * config/s390/s390.md ("*tabort_1"): Change predicate to
18765 nonmemory_operand. Add a second alternative to cover
18766 register as well as const int operands.
18767 ("*tabort_1_plus"): New pattern definition.
18769 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18771 * config/s390/s390.md ("*ashrdi3_cc_31")
18772 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
18773 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
18774 Merge insn definitions into ...
18775 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
18776 New pattern definition.
18777 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
18778 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
18779 ("*ashr<mode>3_and"): Merge insn definitions into ...
18780 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
18781 New pattern definition.
18782 * config/s390/subst.md ("addr_style_op_cc_subst")
18783 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
18784 substitutions patterns plus attributes.
18785 Add ashiftrt to SUBST iterator.
18787 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18789 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
18790 op2 to nonmemory_operand.
18791 ("*<shift>di3_31", "*<shift>di3_31_and"):
18792 Merge into single pattern definition ...
18793 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
18794 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
18795 pattern definition ...
18796 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
18797 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
18800 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18802 * config/s390/predicates.md (const_int_6bitset_operand): New
18804 * config/s390/s390.md: Include subst.md.
18805 ("rotl<mode>3"): New expander.
18806 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
18808 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
18809 * config/s390/subst.md: New file.
18811 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18813 * config/s390/s390.md ("op_type", "atype", "length" attributes):
18814 Remove RRR type. It doesn't really exist.
18815 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
18817 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
18818 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
18819 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
18820 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
18821 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
18822 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
18823 `enabled' attribute.
18825 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18827 * gensupport.c (process_substs_on_one_elem): Split loop to
18828 complete mark_operands_used_in_match_dup on all expressions in the
18830 (adjust_operands_numbers): Inline into process_substs_on_one_elem
18831 and remove function.
18833 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
18836 * config/sparc/sparc.c (NWORDS_UP): Rename to...
18837 (CEIL_NWORDS): ...this. Use CEIL macro.
18838 (compute_fp_layout): Adjust to above renaming.
18839 (function_arg_union_value): Likewise.
18840 (sparc_arg_partial_bytes): Likewise.
18841 (sparc_function_arg_advance): Likewise.
18843 2016-02-29 Jeff Law <law@redhat.com>
18845 PR tree-optimization/70005
18846 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
18847 where an object with a boolean range is compared against a value
18850 PR tree-optimization/69999
18851 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
18852 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
18855 2016-02-29 Richard Biener <rguenther@suse.de>
18857 PR tree-optimization/69994
18858 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
18859 (get_unary_op): Look through nop conversions.
18860 (ops_equal_values_p): New function, look for equality diregarding
18862 (eliminate_plus_minus_pair): Use ops_equal_values_p
18863 (repropagate_negates): Do not use get_unary_op here.
18865 2016-02-29 Martin Liska <mliska@suse.cz>
18867 * system.h: Poison ENABLE_CHECKING macro.
18869 2016-02-29 Martin Liska <mliska@suse.cz>
18871 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
18872 is presented in dump flags.
18873 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
18874 (hsa_regalloc): Likewise.
18876 2016-02-19 Richard Biener <rguenther@suse.de>
18878 PR tree-optimization/69980
18879 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
18880 permutation of those we need to keep.
18882 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
18885 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
18886 (NWORDS_UP): ...this
18887 (init_cumulative_args): Minor tweaks.
18888 (sparc_promote_function_mode): Likewise.
18889 (scan_record_type): Delete.
18890 (traverse_record_type): New function template.
18891 (classify_data_t): New structure type.
18892 (classify_registers): New inline function.
18893 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
18894 exhausted. Instantiate traverse_record_type on classify_registers and
18895 deal with the case of a structure passed in slot #15 with no FP field
18897 (assign_data_t): New structure type.
18898 (compute_int_layout): New static function.
18899 (compute_fp_layout): Likewise.
18900 (count_registers): New inline function.
18901 (assign_int_registers): New static function.
18902 (assign_fp_registers): Likewise.
18903 (assign_registers): New inline function.
18904 (function_arg_record_value_1): Delete.
18905 (function_arg_record_value_2): Likewise.
18906 (function_arg_record_value_3): Likewise.
18907 (function_arg_record_value): Adjust to above changes. Instantiate
18908 traverse_record_type on count_registers to first count the number of
18909 registers to be used and then on assign_registers to assign them.
18910 (function_arg_union_value): Adjust to above renaming.
18911 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
18912 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
18913 case of a structure passed in slot #15
18914 (sparc_function_arg_advance): Likewise.
18915 (function_arg_padding): Minor tweak.
18917 2016-02-29 Richard Biener <rguenther@suse.de>
18919 PR tree-optimization/69720
18920 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
18921 the adjustment_def path for possibly vectorized defs.
18922 (vect_create_epilog_for_reduction): Handle vectorized initial
18925 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
18927 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
18929 2016-02-27 Jeff Law <law@redhat.com>
18932 2016-02-26 Richard Biener <rguenther@suse.de>
18933 Jeff Law <law@redhat.com>
18935 PR tree-optimization/69740
18936 * cfghooks.c (remove_edge): Request loop fixups if we delete
18937 an edge that might turn an irreducible loop into a natural
18940 2016-02-27 Jakub Jelinek <jakub@redhat.com>
18942 PR rtl-optimization/69896
18943 * tree-vect-generic.c (get_compute_type): Avoid single element
18946 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
18948 Rename the AArch64 tuning option and related functions to enable the
18949 Newton series for the reciprocal square root to reflect its
18950 approximative characteristic.
18952 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
18953 function to "aarch64_emit_approx_rsqrt".
18954 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
18955 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
18956 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
18957 (xgene1_tunings): Likewise.
18958 (use_rsqrt_p): Likewise.
18959 (aarch64_emit_swrsqrt): Use new function name.
18960 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
18961 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
18962 text explaining this option.
18963 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
18965 2016-02-26 Jakub Jelinek <jakub@redhat.com>
18968 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
18969 complain about -mallow-movmisalign without -mvsx if
18970 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
18972 2016-02-26 Joel Sherrill <joel@rtems.org>
18974 * config.gcc: Add x86_64-*-rtems*.
18975 * config/i386/rtems-64.h: New file.
18977 2016-02-26 Joel Sherrill <joel@rtems.org>
18979 * config.gcc: Add aarch64-*-rtems*.
18980 * config/aarch64/rtems.h: New file.
18982 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
18985 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
18986 shift amount using %h. Add comment.
18988 2016-02-26 Richard Biener <rguenther@suse.de>
18989 Jeff Law <law@redhat.com>
18991 PR tree-optimization/69740
18992 * cfghooks.c (remove_edge): Request loop fixups if we delete
18993 an edge that might turn an irreducible loop into a natural
18996 2016-02-26 Martin Jambor <mjambor@suse.cz>
18998 PR middle-end/69920
18999 * tree-sra.c (sra_modify_assign): Do not remove loads of
19000 uninitialized aggregates to SSA_NAMEs.
19002 2016-02-26 Richard Henderson <rth@redhat.com>
19005 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
19006 pseudo in case the target rtx matches the source of the left
19009 2016-02-26 Martin Jambor <mjambor@suse.cz>
19012 * hsa.h (hsa_type_packed_p): Declare.
19013 * hsa.c (hsa_type_packed_p): New function.
19014 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
19016 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
19017 * hsa-brig.c (emit_basic_insn): Likewise.
19019 2016-02-26 Martin Jambor <mjambor@suse.cz>
19022 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
19024 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
19026 2016-02-26 Martin Jambor <mjambor@suse.cz>
19028 * hsa.h (is_a_helper): New overload for hsa_op_immed for
19029 hsa_op_with_type operands.
19030 (hsa_unsigned_type_for_type): Declare.
19031 * hsa.c (hsa_unsigned_type_for_type): New function.
19032 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
19033 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
19034 the finalizer. Do not emit extra move.
19036 2016-02-26 Martin Jambor <mjambor@suse.cz>
19038 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
19039 atomic operations in private segment.
19041 2016-02-26 Martin Jambor <mjambor@suse.cz>
19043 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
19044 statements to wi->info. Also disallow omp simd constructs.
19045 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
19046 for not gridifying. Dump special string for omp_for.
19048 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19051 * config/aarch64/aarch64.c (aarch64_set_current_function):
19052 Save/restore target globals when switching to
19053 target_option_default_node.
19055 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19058 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
19059 Return 0 if !SHIFT_COUNT_TRUNCATED.
19061 2016-02-26 Jakub Jelinek <jakub@redhat.com>
19062 Eric Botcazou <ebotcazou@adacore.com>
19064 PR rtl-optimization/69891
19065 * dse.c (scan_insn): If we can't figure out memset arguments
19066 or they are non-constant, call clear_rhs_from_active_local_stores.
19068 2016-02-26 Martin Liska <mliska@suse.cz>
19070 * doc/extend.texi: Mention clog10, clog10f an clog10l
19071 in Builtins section.
19073 2016-02-26 Martin Liska <mliska@suse.cz>
19075 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
19077 (resolve_args_picking_1): Likewise.
19078 * dwarf2out.h (struct GTY): Likewise.
19080 2016-02-26 Martin Liska <mliska@suse.cz>
19082 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
19083 with flag_checking.
19084 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
19086 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
19087 Martin Liska <mliska@suse.cz>
19089 * doc/install.texi: Mention --enable-valgrind-annotations.
19091 2016-02-26 Richard Biener <rguenther@suse.de>
19093 PR tree-optimization/69551
19094 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
19095 looking through aliases adjust DECL_PT_UID to refer to the
19096 ultimate alias target.
19098 2016-02-25 Martin Liska <mliska@suse.cz>
19100 PR middle-end/69919
19101 * alloc-pool.c (after_memory_report): New variable.
19102 * alloc-pool.h (base_pool_allocator ::release): Do not use
19103 the infrastructure if after_memory_report.
19104 * toplev.c (toplev::main): Mark after memory report.
19106 2016-02-25 Richard Biener <rguenther@suse.de>
19108 PR tree-optimization/48795
19109 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
19111 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
19114 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
19115 offloading is enabled and -fopenacc or -fopenmp is specified.
19116 (CRTOFFLOADEND): Likewise.
19117 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
19118 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
19119 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
19120 (offload_objects_file_name): New static var.
19121 (tool_cleanup): Remove offload_objects_file_name file.
19122 (find_offloadbeginend): Replace with ...
19123 (find_crtoffloadtable): ... this.
19124 (run_gcc): Remove offload_argc and offload_argv.
19125 Get offload_objects_file_name from -foffload-objects=... option.
19126 Read names of object files with offload from this file, pass them to
19127 compile_images_for_offload_targets. Don't call find_offloadbeginend and
19128 don't pass offloadbegin and offloadend to the linker. Don't pass
19129 offload non-LTO files to the linker, because now they're not claimed.
19131 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
19134 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
19135 on builtin_unreachable.
19137 2016-02-25 Jakub Jelinek <jakub@redhat.com>
19139 PR rtl-optimization/69896
19140 * regcprop.c: Include cfgrtl.h.
19141 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
19142 than remembered mode, either delete it (if noop_move_p), or
19143 treat like copy_p but not noop_p instruction.
19145 2016-02-24 Jakub Jelinek <jakub@redhat.com>
19148 * dwarf2out.c (gen_variable_die): Work around buggy LTO
19149 - allow NULL decl for Fortran DW_TAG_common_block variables.
19151 2016-02-24 Jason Merrill <jason@redhat.com>
19153 * common.opt (flifetime-dse): Add -flifetime-dse=1.
19155 2016-02-24 Richard Biener <rguenther@suse.de>
19156 Jakub Jelinek <jakub@redhat.com>
19158 PR middle-end/69760
19159 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
19160 conditionally executed ops to well-defined overflow behavior.
19162 2016-02-24 Jakub Jelinek <jakub@redhat.com>
19164 PR middle-end/69915
19165 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
19168 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19170 PR rtl-optimization/69886
19171 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
19172 argument. Use it when checking validity of set instructions.
19173 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
19174 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
19176 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
19177 * store-motion.c (find_moveable_store): Update
19178 can_assign_to_reg_without_clobbers_p callsite.
19180 2016-02-24 Richard Biener <rguenther@suse.de>
19182 PR middle-end/68963
19183 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
19185 (record_nonwrapping_iv): Do not fall back to the low/high bound
19186 for non-constant IV bases if the stmt is not always executed.
19188 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19190 * config/arm/arm-cores.def (cortex-a32): New entry.
19191 * config/arm/arm-tables.opt: Regenerate.
19192 * config/arm/arm-tune.md: Regenerate.
19193 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
19194 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
19195 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
19196 for -mcpu and -mtune.
19198 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19201 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
19202 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
19203 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
19204 (atomic_loaddi_1): Delete.
19205 (atomic_loaddi): Rewrite expander using the above changes.
19207 2016-02-24 Jakub Jelinek <jakub@redhat.com>
19210 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
19213 2016-02-24 Jakub Jelinek <jakub@redhat.com>
19214 Richard Biener <rguenth@suse.de>
19216 PR middle-end/69909
19217 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
19218 set_mem_attributes if tem is SSA_NAME which got expanded
19221 2016-02-24 Richard Biener <rguenther@suse.de>
19223 PR tree-optimization/69907
19224 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
19225 end of permutations for BB vectorization.
19227 2016-02-24 Christian Bruel <christian.bruel@st.com>
19229 * config/arm/arm-c.c (arm_option_override): Initialize
19230 target_option_current_node.
19231 * config/arm/arm.c (arm_pragma_target_parse): Replace
19232 build_target_option_node call by target_option_current_node.
19233 Set target_option_current_node.
19236 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
19239 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
19240 define_insn_and_split to define_insn.
19241 (zero_extendqi<mode>2_dot2): Same.
19242 (extendqi<mode>2_dot): Same.
19243 (extendqi<mode>2_dot2): Same.
19245 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
19247 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
19248 and add bypass for AES{D,E} and AESMC pairs.
19249 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
19252 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
19254 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
19255 series for reciprocal square root in Exynos M1.
19257 2016-02-23 Martin Sebor <msebor@redhat.com>
19260 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
19261 __builtin_alloca_with_align.
19263 2016-02-23 Richard Henderson <rth@redhat.com>
19265 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
19266 (ix86_register_pragmas): Remove __seg_tls.
19267 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
19268 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
19269 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
19270 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
19271 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
19272 * doc/extend.texi (__seg_tls): Remove item.
19274 2016-02-23 Richard Biener <rguenther@suse.de>
19276 * alloc-pool.h (struct allocation_object): Make id member
19277 conditional on CHECKING_P again.
19278 (get_instance): Adjust.
19279 (base_pool_allocator): Likewise.
19281 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
19283 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
19284 (parallelize_loops): In OpenACC kernels mode, set n_threads to
19286 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
19288 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
19290 2016-02-23 Richard Biener <rguenther@suse.de>
19292 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
19293 * bitmap.h (struct bitmap_usage): Likewise.
19294 (bitmap_move): Declare.
19295 * bitmap.c (register_overhead): Take size_t argument.
19296 (bitmap_move): New function.
19297 * df-problems.c (df_rd_transfer_function): Use bitmap_move
19298 to properly account overhead.
19299 * tree.c (free_node): Use tree_size.
19301 2016-02-23 Jakub Jelinek <jakub@redhat.com>
19304 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
19305 when inverting comparison.
19308 * common.opt (Wunreachable-code): Add Warning flag.
19310 2016-02-23 Mark Wielaard <mjw@redhat.com>
19311 Jakub Jelinek <jakub@redhat.com>
19314 * cgraphunit.c (check_global_declaration): Check main_input_filename
19315 and DECL_SOURCE_FILE are not NULL.
19317 2016-02-23 Martin Jambor <mjambor@suse.cz>
19319 PR tree-optimization/69666
19320 * tree-sra.c (sra_modify_assign): Do not attempt to create
19321 default_def replacements for unscalarizable regions.
19323 2016-02-20 Mark Wielaard <mjw@redhat.com>
19326 * cgraphunit.c (check_global_declaration): Check level of
19327 warn_unused_const_variable and main_input_filename.
19328 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
19329 (-Wunused-variable): For C implies -Wunused-const-variable=1.
19330 (-Wunused-const-variable): Explain levels 1 and 2.
19332 2016-02-22 Jakub Jelinek <jakub@redhat.com>
19335 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
19336 identical arguments. Formatting and spelling fixes.
19339 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
19344 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
19345 and m68k-devices.def.
19346 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
19347 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
19349 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
19351 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
19352 and HImode registers.
19354 2016-02-22 Richard Biener <rguenther@suse.de>
19356 PR tree-optimization/69882
19357 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
19358 preserve permutations present because of gaps.
19359 (vect_supported_load_permutation_p): Always continue checking
19360 permutations after vect_attempt_slp_rearrange_stmts.
19362 2016-02-22 Bin Cheng <bin.cheng@arm.com>
19364 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
19365 min_profitable_estimate, rather than min_profitable_iters.
19367 2016-02-22 Jakub Jelinek <jakub@redhat.com>
19370 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
19371 SImode for last match_operand.
19373 2016-02-22 Martin Liska <mliska@suse.cz>
19375 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
19376 return bitsize - 1 as the return value.
19378 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
19382 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
19383 Handle negative shift counts.
19384 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
19385 force_reg on the shift constant.
19386 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
19387 (lshrsi3_d): Handle negative shift counts.
19389 2016-02-22 Richard Biener <rguenther@suse.de>
19390 Tom de Vries <tom@codesourcery.com>
19392 * graph.c: Include dumpfile.h.
19393 (print_graph_cfg): Split into three overloads.
19394 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
19396 2016-02-22 Tom de Vries <tom@codesourcery.com>
19398 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
19401 2016-02-22 Richard Biener <rguenther@suse.de>
19404 * ipa-inline-transform.c (inline_call): When not updating
19405 overall summaries adjust self size by the growth estimate.
19406 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
19407 hash-set, do not update overall summaries here. Renamed from ...
19408 (inline_to_all_callers): ... this which is now wrapping the
19409 above and performing delayed overall summary update.
19410 (early_inline_small_functions): Delay updating of the overall
19413 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
19415 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
19418 2016-02-19 Jakub Jelinek <jakub@redhat.com>
19421 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
19422 :%* in %:gt() argument.
19423 (greater_than_spec_func): Adjust for expecting only numbers,
19424 if there are more than two numbers, compare the last two.
19426 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
19428 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
19429 -Wnarrowing with -std.
19431 2016-02-19 Jakub Jelinek <jakub@redhat.com>
19434 * expr.c (store_field): Don't use bit-field path if exp is
19435 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
19436 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
19437 and the assignment can be performed by bitwise copy. Formatting
19440 PR middle-end/69838
19441 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
19442 call copy_reg_eh_region_note_forward on before and/or after sequences
19443 and remove note from insn if it no longer can throw.
19446 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
19447 if TARGET_AVX512BW.
19449 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19451 * config/s390/vector.md: Add missing commutative operand markers
19452 to the patterns which qualify for one.
19453 * config/s390/vx-builtins.md: Likewise.
19455 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19457 * config/s390/vector.md (VI, VI_QHS): Add single element vector
19458 types to mode iterators.
19459 (vec_double): ... and mode attribute.
19460 * config/s390/vx-builtins.md (non_vec_int): Likewise.
19462 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19464 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
19465 Change the predicate of op2 from nonimmediate to general and let
19466 reload fix it if necessary.
19468 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19470 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
19472 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19474 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
19477 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19479 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
19480 * config/s390/s390.c (s390_expand_vec_movstr): New function.
19481 * config/s390/s390.md ("movstr<P:mode>"): Call
19482 s390_expand_vec_movstr.
19484 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19486 * config/s390/s390.md: Add missing output modifier for operand 1
19487 to print it as address properly.
19489 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19491 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
19492 * config/s390/2964.md: New file.
19493 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
19494 of insn grouping attributes depending on the CPU level.
19495 (s390_get_unit_mask): New function.
19496 (s390_sched_score): Remove the OOO from the scheduling macros.
19497 Add loop to calculate a score for the instruction mix.
19498 (s390_sched_reorder): Likewise plus improve debug output.
19499 (s390_sched_variable_issue): Rename macros as above. Calculate
19500 the unit distances after actually scheduling an insn. Improve
19502 (s390_sched_init): Clear last_scheduled_unit_distance array.
19503 * config/s390/s390.md: Include 2964.md.
19505 2016-02-18 Jakub Jelinek <jakub@redhat.com>
19508 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
19509 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
19510 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
19511 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
19512 *avx512f_<code>v8div16qi2_mask_1): New insns.
19514 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
19517 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
19520 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
19521 earlyclobber from target. Use wF constraint for fused memory
19523 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
19525 2016-02-18 Jakub Jelinek <jakub@redhat.com>
19526 Martin Liska <mliska@suse.cz>
19529 * cfgexpand.c (asan_sanitize_stack_p): New function.
19530 (partition_stack_vars): Use the function.
19531 (expand_stack_vars): Likewise.
19532 (defer_stack_allocation): Likewise.
19533 (expand_used_vars): Likewise.
19535 2016-02-18 Richard Biener <rguenther@suse.de>
19537 PR middle-end/69553
19538 * fold-const.c (operand_equal_p): Properly compare offsets for
19539 IMAGPART_EXPR and ARRAY_REF.
19541 2016-02-18 Nick Clifton <nickc@redhat.com>
19545 * config/arm/arm.c (arm_option_override_internal): Disable
19546 interworking if the target does not support thumb instructions.
19547 (arm_reload_in_hi): Handle the case where a register to register
19548 move needs reloading because there is no simple pattern to handle
19550 (arm_reload_out_hi): Likewise.
19552 2016-02-18 Richard Biener <rguenther@suse.de>
19554 PR middle-end/69854
19555 * match.pd: Don't use fold_binary or fold_unary for folding
19558 2016-02-17 Jakub Jelinek <jakub@redhat.com>
19561 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
19562 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
19563 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
19564 warn on gimple_no_warning_p statements.
19566 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
19568 * doc/extend.texi (C++ Attributes): Correct description of
19569 warn_unused type attribute.
19571 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19573 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
19574 correct instruction.
19576 2016-02-17 Richard Biener <rguenther@suse.de>
19578 PR rtl-optimization/69609
19579 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
19580 (find_traces_1_round): When ending a trace update cached priority
19582 (bb_to_key): Use cached priority when available.
19583 (copy_bb): Initialize cached priority.
19584 (reorder_basic_blocks_software_trace_cache): Likewise.
19586 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19589 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
19591 (aarch64_comparison_operator): Break overly long line into two.
19592 (aarch64_comparison_operation): Likewise.
19593 * config/aarch64/aarch64.md (cstorecc4): Use
19594 aarch64_comparison_operator_mode instead of
19595 aarch64_comparison_operator.
19596 (cstore<mode>4): Likewise.
19597 (aarch64_cstore<mode>): Likewise.
19598 (*cstoresi_insn_uxtw): Likewise.
19599 (cstore<mode>_neg): Likewise.
19600 (*cstoresi_neg_uxtw): Likewise.
19602 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19605 * config/arm/predicates.md (arm_comparison_operator_mode):
19607 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
19608 instead of arm_comparison_operator.
19609 (*mov_negscc): Likewise.
19610 (*mov_notscc): Likewise.
19611 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
19612 (*thumb2_mov_negscc): Likewise.
19613 (*thumb2_mov_negscc_strict_it): Likewise.
19614 (*thumb2_mov_notscc): Likewise.
19615 (*thumb2_mov_notscc_strict_it): Likewise.
19617 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
19619 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
19620 Add missing return.
19622 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
19624 * config/visium/visium.c (machine_libfunc_index): New enum.
19625 (machine_libfuncs): New structure.
19626 (visium_libfuncs): New static variable.
19627 (TARGET_INIT_LIBFUNCS): Define to...
19628 (visium_init_libfuncs): ...this. New function.
19629 (expand_block_move_4): Use the appropriate libfunc.
19630 (expand_block_move_2): Likewise.
19631 (expand_block_move_1): Likewise.
19632 (expand_block_set_4): Likewise.
19633 (expand_block_set_2): Likewise.
19634 (expand_block_set_1): Likewise.
19635 (visium_trampoline_init): Likewise.
19637 2016-02-17 Nick Clifton <nickc@redhat.com>
19639 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
19640 TI's devices.csv file as of March 2016.
19642 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
19645 * opts-global.c (handle_common_deferred_options): Introduce and
19646 initialize two global variables to remember command-line options
19647 specifying a stack-limiting register.
19648 * opts.h: Add extern declarations of the two new global variables.
19649 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
19650 variable based on the values of the two new global variables.
19652 2016-02-16 Jakub Jelinek <jakub@redhat.com>
19655 * common.opt (Wnonnull-compare): New warning.
19656 * doc/invoke.texi (-Wnonnull): Remove text about comparison
19657 of arguments against NULL.
19658 (-Wnonnull-compare): Document.
19659 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
19660 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
19661 * passes.def (pass_warn_nonnull_compare): Add.
19662 * gimple-ssa-nonnull-compare.c: New file.
19664 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
19666 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
19667 AARCH64_EXTRA_TUNE_RECIP_SQRT.
19669 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
19671 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
19672 reciprocal sqrt for -mlow-precision-recip-sqrt.
19674 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
19675 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19677 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
19678 always use lane loads to construct non-constant vectors.
19680 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
19682 * config/aarch64/aarch64.md
19683 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
19684 constraints for operand 3.
19685 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
19687 2016-02-16 Jakub Jelinek <jakub@redhat.com>
19688 Richard Biener <rguenther@suse.de>
19690 PR tree-optimization/69820
19691 * tree-vect-patterns.c (type_conversion_p): Return false if
19692 *orig_type is unsigned single precision or boolean.
19693 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
19696 2016-02-16 Jakub Jelinek <jakub@redhat.com>
19698 PR rtl-optimization/69764
19699 PR rtl-optimization/69771
19700 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
19701 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
19703 2016-02-16 Richard Biener <rguenther@suse.de>
19705 PR tree-optimization/69776
19706 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
19708 (indirect_refs_may_alias_p): Likewise.
19709 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
19710 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
19711 according to tbaa_p.
19712 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
19713 (optimize_stmt): For redundant store discovery do not allow tbaa.
19715 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
19717 PR tree-optimization/69714
19718 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
19719 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
19721 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
19723 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
19724 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
19725 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
19726 * config/arc/arc.c (arc_init): Check FPU options.
19727 (get_arc_condition_code): Handle new CC_FPU* modes.
19728 (arc_select_cc_mode): Likewise.
19729 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
19730 register pair only. Allow access for ARCv2 accumulator.
19731 (gen_compare_reg): Whenever we have FPU support use FPU compare
19733 (arc_reorg): Don't generate brcc insns when FPU compare
19734 instructions are involved.
19735 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
19736 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
19737 floating point emulation.
19738 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
19739 (REVERSE_CONDITION): Add new CC_FPU* modes.
19740 (TARGET_FP_SP_BASE): Define.
19741 (TARGET_FP_DP_BASE): Likewise.
19742 (TARGET_FP_SP_FUSED): Likewise.
19743 (TARGET_FP_DP_FUSED): Likewise.
19744 (TARGET_FP_SP_CONV): Likewise.
19745 (TARGET_FP_DP_CONV): Likewise.
19746 (TARGET_FP_SP_SQRT): Likewise.
19747 (TARGET_FP_DP_SQRT): Likewise.
19748 (TARGET_FP_DP_AX): Likewise.
19749 * config/arc/arc.md (ARCV2_ACC): New constant.
19750 (type): New fpu type attribute.
19751 (SDF): Conditional iterator.
19752 (cstore<mode>, cbranch<mode>): Change expand condition.
19753 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
19754 handles FPU/FPX cases as well.
19755 * config/arc/arc.opt (mfpu): New option.
19756 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
19758 (adddf3, muldf3, subdf3): Removed.
19759 * config/arc/predicates.md (proper_comparison_operator): Recognize
19761 * config/arc/fpu.md: New file.
19762 * doc/invoke.texi (ARC Options): Document mfpu option.
19764 2016-02-16 Richard Biener <rguenther@suse.de>
19766 PR rtl-optimization/69291
19767 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
19768 noce_operand_ok check.
19770 2016-02-16 Tom de Vries <tom@codesourcery.com>
19773 * omp-low.c (simd_clone_create): Remove call to
19774 symtab->call_cgraph_insertion_hooks.
19776 2016-02-16 Jakub Jelinek <jakub@redhat.com>
19778 PR tree-optimization/69802
19779 * tree-ssa-reassoc.c (update_range_test): If op is
19780 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
19781 op == 1 test of precision 1 integral op, otherwise handle
19782 that case as op itself. Fix up formatting.
19783 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
19786 2016-02-16 Richard Biener <rguenther@suse.de>
19788 PR tree-optimization/69586
19789 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
19790 types for conversion sources.
19792 2016-02-16 Richard Biener <rguenther@suse.de>
19794 PR middle-end/69801
19795 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
19796 mask OEP_ADDRESS_OF.
19798 2016-02-16 Alan Modra <amodra@gmail.com>
19801 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
19802 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
19803 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
19805 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
19806 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
19807 (p8_fmrgow_<mode>): Likewise.
19808 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
19810 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
19811 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
19812 to use movdi_internal64. Remove op0_di.
19813 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
19815 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
19817 Add support for the FCCMP insn types
19819 * config/aarch64/aarch64.md (fccmp): Change insn type.
19820 (fccmpe): Likewise.
19821 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
19822 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
19823 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
19824 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
19825 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
19826 * config/arm/types.md (fccmps): Add new insn type.
19827 (fccmpd): Likewise.
19829 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
19831 * alias.c (get_alias_set): Fix a typo in comment.
19833 2016-02-15 Richard Biener <rguenther@suse.de>
19835 PR tree-optimization/69595
19836 * match.pd: Complete range test simplification to true.
19838 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
19840 PR rtl-optimization/69648
19841 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
19842 pic_offset_table_rtx.
19844 PR rtl-optimization/69752
19845 * ira.c (update_equiv_regs): When looking for more than a single SET,
19846 also take other side effects into account.
19848 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
19850 * config/s390/s390.c (s390_function_profiler): Add a new sequence
19851 for z900+ CPUs in 31-bit mode.
19853 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
19855 * common/config/s390/s390-common.c (s390_supports_split_stack):
19857 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
19858 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
19859 * config/s390/s390.c (struct machine_function): New field
19860 split_stack_varargs_pointer.
19861 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
19862 in s390_emit_prologue.
19863 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
19865 (morestack_ref): New global.
19866 (SPLIT_STACK_AVAILABLE): New macro.
19867 (s390_expand_split_stack_prologue): New function.
19868 (s390_live_on_entry): New function.
19869 (s390_va_start): Use split-stack vararg pointer if appropriate.
19870 (s390_asm_file_end): Emit the split-stack note sections.
19871 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
19872 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
19873 (UNSPECV_SPLIT_STACK_CALL): New unspec.
19874 (UNSPECV_SPLIT_STACK_DATA): New unspec.
19875 (split_stack_prologue): New expand.
19876 (split_stack_space_check): New expand.
19877 (split_stack_data): New insn.
19878 (split_stack_call): New expand.
19879 (split_stack_call_*): New insn.
19880 (split_stack_cond_call): New expand.
19881 (split_stack_cond_call_*): New insn.
19883 2016-02-15 Richard Biener <rguenther@suse.de>
19885 PR tree-optimization/69783
19886 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
19887 Add trivially correct cases.
19889 2016-02-15 Tom de Vries <tom@codesourcery.com>
19892 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
19894 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
19896 2016-02-15 Richard Biener <rguenther@suse.de>
19898 PR tree-optimization/69776
19899 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19900 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
19901 indicate whether we can use TBAA to disambiguate against stores.
19902 Use alias-set zero if not.
19903 (visit_reference_op_store): Do not use TBAA when looking up
19905 * tree-ssa-pre.c (compute_avail): Use TBAA here.
19906 (eliminate_dom_walker::before_dom_children): But not when looking
19907 up redundant stores.
19909 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
19911 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
19913 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19915 * config/i386/znver1.md
19916 (znver1_pop, znver1_pop_mem,
19917 znver1_load_imov_double_store,
19918 znver1_load_imov_direct_store,
19919 znver1_load_imov_direct_load,
19920 znver1_load_imov_double_load): Add new.
19921 (znver1_insn, znver1_insn_load): Add icmov type.
19922 (znver1_sseavx_fma,
19923 znver1_sseavx_fma_load,
19925 znver1_avx256_fma_load): Fix pipe usage.
19927 2016-02-14 Alan Modra <amodra@gmail.com>
19930 * reload.c (find_reloads_address_1): For pre/post-inc/dec
19931 with an invalid hard reg, reload just the reg not the entire
19932 pre/post-inc/dec address expression.
19934 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
19937 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
19938 fixed R1_REG scratch reg.
19939 (sibcall_value_pcrel_fdpic): Likewise.
19941 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
19945 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
19947 2016-02-12 Walter Lee <walt@tilera.com>
19949 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
19950 * config/tilegx/t-tilegx: Likewise.
19952 2016-02-12 David Malcolm <dmalcolm@redhat.com>
19955 * diagnostic-show-locus.c (struct line_span): New struct.
19956 (layout::get_first_line): Delete.
19957 (layout::get_last_line): Delete.
19958 (layout::get_num_line_spans): New member function.
19959 (layout::get_line_span): Likewise.
19960 (layout::print_heading_for_line_span_index_p): Likewise.
19961 (layout::get_expanded_location): Likewise.
19962 (layout::calculate_line_spans): Likewise.
19963 (layout::m_first_line): Delete.
19964 (layout::m_last_line): Delete.
19965 (layout::m_line_spans): New field.
19966 (layout::layout): Update comment. Replace m_first_line and
19967 m_last_line with m_line_spans, replacing their initialization
19968 with a call to calculate_line_spans.
19969 (diagnostic_show_locus): When printing source lines and
19970 annotations, rather than looping over a single span
19971 of lines, instead loop over each line_span within
19972 the layout, with an inner loop over the lines within them.
19973 Call the context's start_span callback when changing line spans.
19974 * diagnostic.c (diagnostic_initialize): Initialize start_span.
19975 (diagnostic_build_prefix): Break out the building of the location
19976 part of the string into...
19977 (diagnostic_get_location_text): ...this new function, rewriting
19978 it from nested ternary expressions to a sequence of "if"
19980 (default_diagnostic_start_span_fn): New function.
19981 * diagnostic.h (diagnostic_start_span_fn): New typedef.
19982 (diagnostic_context::start_span): New field.
19983 (default_diagnostic_start_span_fn): New prototype.
19985 2016-02-12 David Malcolm <dmalcolm@redhat.com>
19988 * gcc.c (driver::finalize): Fix cleanup of "specs".
19990 2016-02-12 David Malcolm <dmalcolm@redhat.com>
19994 * gcc.c (driver::driver): Initialize m_option_suggestions.
19995 (driver::~driver): Clean up m_option_suggestions.
19996 (suggest_option): Convert to...
19997 (driver::suggest_option): ...this, and split out into
19998 driver::build_option_suggestions and find_closest_string.
19999 (driver::build_option_suggestions): New function, from
20000 first half of suggest_option. Special-case
20001 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
20002 the sanitizer_opts array. For options of enum types, add the
20003 various enum values to the candidate strings.
20004 (driver::handle_unrecognized_options): Remove "const".
20005 * gcc.h (driver::handle_unrecognized_options): Likewise.
20006 (driver::build_option_suggestions): New decl.
20007 (driver::suggest_option): New decl.
20008 (driver::m_option_suggestions): New field.
20009 * opts-common.c (add_misspelling_candidates): New function.
20010 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
20011 and make non-static.
20012 * opts.h (sanitizer_opts): New array decl.
20013 (add_misspelling_candidates): New function decl.
20014 * spellcheck.c (find_closest_string): New function.
20015 * spellcheck.h (find_closest_string): New function decl.
20017 2016-02-12 Jakub Jelinek <jakub@redhat.com>
20019 PR rtl-optimization/69764
20020 PR rtl-optimization/69771
20021 * optabs.c (expand_binop_directly): For shift_optab_p, force
20022 convert_modes with VOIDmode if xop1 has VOIDmode.
20024 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
20027 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
20028 to correctly determine instrumentation thunks.
20030 2016-02-12 Jakub Jelinek <jakub@redhat.com>
20033 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
20034 type by reference, force lhs on the call.
20037 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
20038 Compute retval and retbnd early in all cases if split_part_return_p
20039 and return_bb is not EXIT. Remove all clobber stmts and reset
20040 all debug stmts that refer to SSA_NAMEs defined in split part,
20041 except if it is retval, in that case replace the old retval with the
20042 lhs of the call to the split part.
20044 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
20047 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
20049 PR middle-end/66726
20050 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
20051 whose result is used in PHI.
20052 (maybe_optimize_range_tests): Likewise.
20053 (final_range_test_p): Likweise.
20055 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
20057 PR middle-end/66726
20058 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
20059 whose result is used in PHI.
20060 (maybe_optimize_range_tests): Likewise.
20061 (final_range_test_p): Likweise.
20063 2016-02-12 Jakub Jelinek <jakub@redhat.com>
20065 * cgraph.c: Spelling fixes - behaviour -> behavior and
20066 neighbour -> neighbor.
20067 * target.def: Likewise.
20068 * sel-sched.c: Likewise.
20069 * config/mips/mips.c: Likewise.
20070 * config/arc/arc.md: Likewise.
20071 * config/arm/cortex-a57.md: Likewise.
20072 * config/arm/arm.c: Likewise.
20073 * config/arm/neon.md: Likewise.
20074 * config/arm/arm-c.c: Likewise.
20075 * config/vms/vms-c.c: Likewise.
20076 * config/s390/s390.c: Likewise.
20077 * config/i386/znver1.md: Likewise.
20078 * config/i386/i386.c: Likewise.
20079 * config/ia64/hpux-unix2003.h: Likewise.
20080 * config/msp430/msp430.md: Likewise.
20081 * config/rx/rx.c: Likewise.
20082 * config/rx/rx.md: Likewise.
20083 * config/aarch64/aarch64-simd.md: Likewise.
20084 * config/aarch64/aarch64.c: Likewise.
20085 * config/nvptx/nvptx.c: Likewise.
20086 * config/bfin/bfin.c: Likewise.
20087 * config/cris/cris.opt: Likewise.
20088 * config/rs6000/rs6000.c: Likewise.
20089 * target.h: Likewise.
20090 * spellcheck.c: Likewise.
20091 * ira-build.c: Likewise.
20092 * tree-inline.c: Likewise.
20093 * builtins.c: Likewise.
20094 * lra-constraints.c: Likewise.
20095 * explow.c: Likewise.
20096 * hwint.h: Likewise.
20097 * targhooks.c: Likewise.
20098 * tree-vect-data-refs.c: Likewise.
20099 * expr.c: Likewise.
20100 * doc/tm.texi: Likewise.
20101 * doc/extend.texi: Likewise.
20102 * doc/install.texi: Likewise.
20103 * doc/md.texi: Likewise.
20104 * tree-ssa-tail-merge.c: Likewise.
20105 * sched-int.h: Likewise.
20106 * match.pd: Likewise.
20107 * sched-ebb.c: Likewise.
20108 * target.def (omit_struct_return_reg): Likewise.
20109 * gimple-ssa-isolate-paths.c: Likewise.
20110 (find_implicit_erroneous_behaviour): Renamed to...
20111 (find_implicit_erroneous_behavior): ... this.
20112 (find_explicit_erroneous_behaviour): Renamed to...
20113 (find_explicit_erroneous_behavior): ... this.
20114 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
20116 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
20118 PR rtl-optimization/64682
20119 PR rtl-optimization/69567
20120 PR rtl-optimization/69737
20121 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
20122 in I2 as well, just lose it.
20124 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20126 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
20128 (aarch64_last_printed_tune_string): Likewise.
20129 (aarch64_declare_function_name): Only output .arch assembler
20130 directive if it will be different from the previously output
20131 directive. Same for .tune comment but only if -dA is set.
20132 (aarch64_start_file): New function.
20133 (TARGET_ASM_FILE_START): Define.
20135 2016-02-11 David Malcolm <dmalcolm@redhat.com>
20138 * Makefile.in (PLUGIN_HEADERS): Add params.list.
20140 2016-02-11 Jakub Jelinek <jakub@redhat.com>
20143 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
20144 -Wmaybe-uninitialized warning.
20146 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
20149 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
20151 2016-02-11 Richard Biener <rguenther@suse.de>
20153 PR rtl-optimization/69291
20154 * ifcvt.c (noce_try_store_flag_constants): Do not allow
20155 subexpressions affected by changing the result.
20157 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
20160 * lra-constraints.c (curr_insn_transform): Find in/out operands
20161 for secondary memory moves. Update dups.
20163 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
20165 PR tree-optimization/69652
20166 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
20167 to nested loop, did source re-formatting, skip debug statements,
20168 add check on statement with volatile operand, remove dead scalar
20171 2016-02-10 Jakub Jelinek <jakub@redhat.com>
20172 Patrick Palka <ppalka@gcc.gnu.org>
20176 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
20177 calls if the return type is TREE_ADDRESSABLE.
20178 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
20179 * ipa-split.c (split_function): Fix doubled "we" in comment.
20180 Use void return type for the split part even if
20181 !split_point->split_part_set_retval.
20183 2016-02-10 Bin Cheng <bin.cheng@arm.com>
20185 PR tree-optimization/68021
20186 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
20187 when computing the value of biv cand by itself.
20189 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
20191 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
20192 (cortexa57_tunings): Likewise.
20193 (cortexa72_tunings): Likewise.
20194 (arch_macro_fusion_pair_p): Add support for AES fusion.
20195 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
20196 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
20197 Allow virtual registers before reload so early scheduling works.
20198 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
20199 correct latency and pipeline.
20200 (cortex_a57_crypto_complex): Likewise.
20201 (cortex_a57_crypto_xor): Likewise.
20202 (define_bypass): Add AES bypass.
20204 2016-02-10 Richard Biener <rguenther@suse.de>
20206 PR tree-optimization/69726
20207 * passes.def: Add DCE pass before late uninit.
20208 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
20209 really fixup if-conversions job.
20211 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
20213 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
20214 (arm_cortex_a57_tune): Likewise.
20215 (aarch_macro_fusion_pair_p): Add support for AES fusion.
20216 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
20218 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
20220 * timevar.def (TV_PHASE_DBGINFO): Delete.
20221 (TV_PHASE_CHECK_DBGINFO): Likewise.
20222 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
20224 2016-02-10 Richard Biener <rguenther@suse.de>
20226 PR tree-optimization/69719
20227 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
20228 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
20230 2016-02-09 Andrew Pinski <apinski@cavium.com>
20233 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
20234 get_vcond_mask_icode returns false.
20236 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
20239 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
20240 an ADDIS that adds a pointer to a large constant that sets the
20241 upper16 bits with a load operation.
20243 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
20246 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
20248 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
20250 (vzipq_s16): Likewise.
20251 (vzipq_s32): Likewise.
20252 (vzipq_f32): Likewise.
20253 (vzipq_u8): Likewise.
20254 (vzipq_u16): Likewise.
20255 (vzipq_u32): Likewise.
20256 (vzipq_p8): Likewise.
20257 (vzipq_p16): Likewise.
20259 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
20262 * config/arm/arm.c (neon_endian_lane_map): New function.
20263 (neon_vector_pair_endian_lane_map): New function.
20264 (arm_evpc_neon_vuzp): Allow for big endian lane order.
20265 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
20267 (vuzpq_s16): Likewise.
20268 (vuzpq_s32): Likewise.
20269 (vuzpq_f32): Likewise.
20270 (vuzpq_u8): Likewise.
20271 (vuzpq_u16): Likewise.
20272 (vuzpq_u32): Likewise.
20273 (vuzpq_p8): Likewise.
20274 (vuzpq_p16): Likewise.
20276 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
20279 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
20282 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
20284 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
20285 truncate const_int operand 1 to QImode.
20287 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
20289 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
20290 corresponding to an abnormal edge.
20292 2016-02-09 Tom de Vries <tom@codesourcery.com>
20294 PR tree-optimization/69599
20295 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
20297 (find_func_aliases_for_builtin_call, find_func_clobbers)
20298 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
20301 2016-02-09 Richard Biener <rguenther@suse.de>
20303 PR tree-optimization/69715
20304 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
20305 LHS on calls as non-rewritable.
20307 2016-02-09 Tom de Vries <tom@codesourcery.com>
20310 * lto-wrapper.c (append_diag_options): New function.
20311 (compile_offload_image): Call append_diag_options.
20313 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
20316 * doc/extend.texi (Flag Output Operands): Correct sectioning.
20317 Minor copy-edit to fix verb tenses.
20319 2016-02-08 Jakub Jelinek <jakub@redhat.com>
20321 PR tree-optimization/69209
20322 * ipa-split.c (split_function): If split part is not
20323 returning retval, retval has gimple type but is not
20324 gimple value, force it into a SSA_NAME first.
20326 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
20328 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
20331 2016-02-08 Jason Merrill <jason@redhat.com>
20334 * convert.c (convert_to_integer_1): Check dofold on truncation
20336 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
20337 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
20338 Rename from *_nofold.
20339 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
20340 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
20342 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
20345 * tree.c (build_common_tree_nodes): Remove short_double argument.
20346 All callers changed.
20347 * tree.h (build_common_tree_nodes): Adjust declaration.
20348 * doc/invoke.texi (-fshort-double): Remove documentation.
20349 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
20350 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
20351 * lto-wrapper.c (merge_and_complain, append_compiler_options)
20352 (append_linker_options): Don't handle OPT_fshort_double.
20354 PR rtl-optimization/68730
20355 * lra-remat.c (insn_to_cand_activation): New static variable.
20356 (lra_remat): Allocate and free it.
20357 (create_cand): New arg activation. Initialize a field in
20358 insn_to_cand_activation if it is nonnull.
20359 (create_cands): Pass the activation insn to create_cand when making
20360 a candidate involving an output reload. Reorganize code a little.
20361 (do_remat): Keep track of active status of candidates in a separate
20364 2016-02-08 Richard Biener <rguenther@suse.de>
20366 PR tree-optimization/69719
20367 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
20368 Properly use absolute of the difference of the two offsets to
20369 compare or adjust the segment length.
20371 2016-02-08 Richard Biener <rguenther@suse.de>
20372 Jeff Law <law@redhat.com>
20375 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
20376 types for anonymous SSA names.
20378 2016-02-08 Richard Biener <rguenther@suse.de>
20380 PR rtl-optimization/69274
20381 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
20383 2016-02-08 Jeff Law <law@redhat.com>
20385 PR tree-optimization/65917
20386 * tree-ssa-dom.c (record_temporary_equivalences): Record both
20387 equivalences from if (x == y) style conditionals.
20388 (loop_depth_of_name): Remove.
20389 (record_equality): Remove loop depth check.
20390 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
20391 (const_and_copies::record_const_or_copy_raw): New member function.
20392 * tree-ssa-scopedtables.c
20393 (const_and_copies::record_const_or_copy_raw): New, factored out of
20394 (const_and_copies::record_const_or_copy): Call new member function.
20396 2016-02-05 Jeff Law <law@redhat.com>
20398 PR tree-optimization/68541
20399 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
20400 (count_stmts_in_block): New function.
20401 (poor_ifcvt_candidate_code): Likewise.
20402 (is_feasible_trace): Add some heuristics to determine when path
20403 splitting is profitable.
20404 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
20405 is a diamond with a single exit.
20407 2016-02-05 Martin Sebor <msebor@redhat.com>
20410 * doc/invoke.texi: Update -Wplacement-new to take an optional
20413 2016-02-06 Richard Henderson <rth@redhat.com>
20416 * tree.c (tree_nop_conversion_p): Do not strip casts into or
20417 out of non-standard address spaces.
20419 2016-02-05 Jakub Jelinek <jakub@redhat.com>
20421 PR rtl-optimization/69691
20422 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
20424 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
20426 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
20427 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
20428 (*ieee128_mfvsrd_64bit): Likewise.
20429 (*ieee128_mfvsrd_32bit): Likewise.
20431 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
20435 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20437 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
20438 instrumented_version.
20440 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
20442 * doc/invoke.texi (Optimize Options): In table of --param options
20443 rename second occurrence of tracer-min-branch-ratio to
20444 tracer-min-branch-probability, rename
20445 tracer-min-branch-ratio-feedback to
20446 tracer-min-branch-probability-feedback and clarify description,
20447 rename sched-spec-state-edge-prob-cutoff to
20448 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
20449 to selsched-insns-to-rename, rename lto-minpartition to
20450 lto-min-partition, delete reorder-blocks-duplicate and
20451 reorder-blocks-duplicate-feedback.
20453 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20455 * config/s390/s390.c (s390_register_info_set_ranges): Remove
20458 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
20460 * doc/extend.texi: S/390: Correct some typos.
20462 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20464 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
20466 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20469 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
20470 (s390_register_info_gprtofpr): Use new macros above.
20471 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
20473 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
20474 its name. Adjust restore and save gpr ranges.
20475 (s390_register_info_set_ranges): New function.
20476 (s390_register_info): Use new macros above. Call
20477 s390_register_info_set_ranges.
20478 (s390_optimize_register_info): Likewise.
20479 (s390_hard_regno_rename_ok): Use new macros.
20480 (s390_hard_regno_scratch_ok): Likewise.
20481 (s390_emit_epilogue): Likewise.
20482 (s390_can_use_return_insn): Likewise.
20483 (s390_optimize_prologue): Likewise.
20484 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
20486 2016-02-05 Jakub Jelinek <jakub@redhat.com>
20489 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
20491 (ix86_option_override_internal): Disable TARGET_STV even for
20492 -m{incoming,preferred}-stack-boundary=3.
20494 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20496 * config.gcc: Mark deprecated rtems targets as obsolete.
20498 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
20500 PR rtl-optimization/64682
20501 PR rtl-optimization/69567
20502 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
20503 before I2 only if the register is both used and set in I2.
20505 2016-02-04 DJ Delorie <dj@redhat.com>
20507 * config/msp430/msp430.c (msp430_start_function): Add function type.
20509 2016-02-04 Jakub Jelinek <jakub@redhat.com>
20512 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
20514 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
20516 PR rtl-optimization/69577
20518 2015-10-29 Richard Henderson <rth@redhat.com>
20522 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
20523 sse check to the exact conditions of PR 67609.
20525 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
20528 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
20529 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
20530 not allowed into the traditional Altivec registers.
20531 (movtd_64bit_nodm): Likewise.
20532 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
20534 2016-02-04 David Malcolm <dmalcolm@redhat.com>
20536 * config/aarch64/cortex-a57-fma-steering.c
20537 (aarch64_register_fma_steering): Remove "static" from arguments
20540 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
20543 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
20544 twice when complex.
20546 2016-02-04 Mike Frysinger <vapier@gentoo.org>
20548 * doc/invoke.texi: Delete -mno-fma4.
20550 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
20552 PR rtl-optimization/69577
20553 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
20554 (find_subregs_of_mode): Update accordingly. Iterate over partial
20557 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
20559 * config/arm/arm-protos.h (neon_reinterpret): Remove.
20560 * config/arm/arm.c (neon_reinterpret): Remove.
20561 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
20562 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
20563 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
20564 vreinterpretti): Remove.
20565 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
20566 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
20567 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
20568 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
20569 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
20570 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
20571 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
20572 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
20573 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
20574 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
20575 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
20576 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
20577 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
20578 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
20579 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
20580 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
20581 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
20582 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
20583 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
20584 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
20585 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
20586 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
20587 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
20588 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
20589 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
20590 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
20591 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
20592 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
20593 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
20594 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
20595 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
20596 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
20597 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
20598 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
20599 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
20600 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
20601 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
20602 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
20603 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
20604 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
20605 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
20606 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
20607 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
20608 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
20609 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
20610 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
20611 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
20612 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
20613 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
20614 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
20615 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
20616 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
20617 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
20618 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
20619 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
20620 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
20621 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
20622 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
20623 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
20624 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
20625 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
20626 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
20627 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
20628 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
20629 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
20630 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
20631 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
20632 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
20633 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
20634 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
20635 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
20636 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
20637 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
20638 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
20639 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
20640 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
20641 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
20642 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
20643 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
20644 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
20645 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
20646 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
20647 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
20648 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
20649 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
20650 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
20651 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
20652 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
20653 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
20654 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
20655 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
20656 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
20657 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
20658 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
20659 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
20660 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
20661 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
20662 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
20663 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
20664 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
20665 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
20666 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
20667 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
20669 2016-02-04 Martin Liska <mliska@suse.cz>
20672 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
20673 that are gimple_store_p.
20674 (maybe_instrument_call): Likewise.
20676 2016-02-04 Bin Cheng <bin.cheng@arm.com>
20678 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
20679 register scaling out of memory reference and comment why.
20681 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20685 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
20686 folding the source of a SET.
20688 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20692 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
20693 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
20695 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
20699 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
20702 2016-02-04 Christian Bruel <christian.bruel@st.com>
20704 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
20705 * config/arm/arm.c (arm_set_current_function): Likewise.
20707 2016-02-04 Jakub Jelinek <jakub@redhat.com>
20708 Ilya Enkovich <enkovich.gnu@gmail.com>
20709 H.J. Lu <hongjiu.lu@intel.com>
20712 * config/i386/i386.c (convert_scalars_to_vector): Remove
20713 stack alignment fixes.
20714 (ix86_option_override_internal): Disable TARGET_STV if stack
20715 might not be aligned enough.
20716 (ix86_minimum_alignment): Assert that TARGET_STV is false.
20718 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
20720 * config/i386/x86-tune.def: Disable default prefetching
20723 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
20724 Vladimir Makarov <vmakarov@redhat.com>
20727 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
20728 in validating fused toc addresses.
20730 2016-02-03 Jakub Jelinek <jakub@redhat.com>
20733 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
20734 range->m_caret fields if range->m_show_caret_p is false.
20737 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
20738 Force oldval into register if it does not satisfy reg_or_short_operand
20739 predicate. Fix up formatting.
20741 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
20742 Alexandre Oliva <aoliva@redhat.com>
20745 * lra-constraints.c (simplify_operand_subreg): Check additionally
20746 address validity after potential reloading.
20747 (process_address_1): Check insns validity. In case of failure do
20750 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
20753 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
20756 2016-02-02 Jakub Jelinek <jakub@redhat.com>
20758 * wide-int.cc (canonize_uhwi): New function.
20759 (wi::divmod_internal): Use it.
20761 2016-02-02 James Norris <jnorris@codesourcery.com>
20763 * gimplify.c (omp_notice_variable): Add usage check.
20765 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
20767 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
20768 like LE, GE, LT, GT when emitting relational operator.
20770 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
20772 * ira-costs.c (find_costs_and_classes): Add extra argument.
20773 * target.def (ira_change_pseudo_allocno_class): Add parameter.
20774 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
20775 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
20776 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
20777 Add best_class parameter, and return it if not ALL_REGS.
20778 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
20780 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
20781 Update target hook.
20783 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
20785 * config/aarch64/aarch64.c
20786 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
20787 (aarch64_ira_change_pseudo_allocno_class): New function.
20789 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
20792 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
20794 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20796 * config/avr/avr.c (avr_option_override): Set
20797 PARAM_ALLOW_STORE_DATA_RACES to 1.
20799 2016-02-02 Richard Biener <rguenther@suse.de>
20801 PR tree-optimization/69595
20802 * match.pd: Add range test simplifications to true/false.
20804 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
20806 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
20807 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
20810 2016-02-02 Richard Biener <rguenther@suse.de>
20812 PR tree-optimization/69606
20813 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
20814 info on the result before moving a stmt.
20816 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
20818 PR middle-end/68542
20819 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
20820 branch with vector comparison.
20821 * config/i386/sse.md (VI48_AVX): New mode iterator.
20822 (define_expand "cbranch<mode>4): Add support for conditional branch
20823 with vector comparison.
20824 * tree-vect-loop.c (optimize_mask_stores): New function.
20825 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
20826 has_mask_store field of vect_info.
20827 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
20828 vectorized loops having masked stores after vec_info destroy.
20829 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
20830 correspondent macros.
20831 (optimize_mask_stores): Add prototype.
20833 2016-02-02 Alan Modra <amodra@gmail.com>
20836 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
20839 2016-02-02 Alan Modra <amodra@gmail.com>
20842 * config/rs6000/rs6000.c (need_toc_init): New var, set it
20843 whenever toc_label_name used.
20844 (rs6000_file_start): Don't set up toc section here,
20845 (rs6000_output_function_epilogue): do so here instead,
20846 (rs6000_xcoff_file_start): and here.
20847 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
20848 (load_toc_aix_di): Likewise.
20850 2016-02-01 Jakub Jelinek <jakub@redhat.com>
20852 PR rtl-optimization/69592
20853 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
20854 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
20855 (num_sign_bit_copies_binary_arith_p): New inline function.
20856 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
20858 2016-02-01 Jeff Law <law@redhat.com>
20860 PR tree-optimization/69580
20861 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
20862 * tree-ssa-threadbackward.c
20863 (fsm_find_control_statement_thread_paths): Do not try to walk
20864 through large PHI nodes.
20866 2016-02-01 Jakub Jelinek <jakub@redhat.com>
20868 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
20869 when count is incremented above limit, don't analyze further
20872 * omp-low.c (oacc_parse_default_dims): Avoid
20873 -Wsign-compare warning, make sure value fits into int
20874 rather than just unsigned int.
20876 2016-02-01 Bin Cheng <bin.cheng@arm.com>
20878 PR tree-optimization/67921
20879 * fold-const.c (split_tree): New parameters. Convert pointer
20880 type variable part to proper type before negating.
20881 (fold_binary_loc): Pass new arguments to split_tree.
20883 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
20885 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
20886 (nvptx_goacc_validate_dims): Extend to handle global defaults.
20887 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
20888 * doc/tm.texti: Rebuilt.
20889 * doc/invoke.texi (fopenacc-dim): Document.
20890 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
20891 (append_compiler_options): Likewise.
20892 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
20893 (oacc_parse_default_dims): New.
20894 (oacc_validate_dims): Add USED arg. Select non-unity default when
20896 (oacc_loop_fixed_partitions): Return mask of used partitions.
20897 (oacc_loop_auto_partitions): Emit dump info.
20898 (oacc_loop_partition): Return mask of used partitions.
20899 (execute_oacc_device_lower): Parse default dimension arg. Adjust
20900 loop partitioning and validation calls.
20902 2016-02-01 Richard Biener <rguenther@suse.de>
20904 PR middle-end/69556
20905 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
20907 2016-02-01 Richard Biener <rguenther@suse.de>
20909 PR tree-optimization/69574
20910 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
20911 of asserting return chrec_dont_know.
20913 2016-02-01 Martin Liska <mliska@suse.cz>
20915 * mem-stats-traits.h: Add copyright header.
20916 * mem-stats.h: Likewise.
20918 2016-02-01 Richard Biener <rguenther@suse.de>
20920 PR tree-optimization/69579
20921 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
20922 Do not propagate through abnormal PHI results.
20924 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
20926 * postreload.c (reload_cse_simplify): Remove dead code.
20928 2016-02-01 Jakub Jelinek <jakub@redhat.com>
20930 PR rtl-optimization/69570
20931 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
20932 if there is more than one set, not if there is a single set.
20934 2016-02-01 Richard Henderson <rth@redhat.com>
20937 * combine.c (make_compound_operation): When looking through a
20938 subreg, make sure to re-extend to the width of the outer mode.
20940 2016-01-30 Jakub Jelinek <jakub@redhat.com>
20942 PR tree-optimization/69546
20943 * wide-int.cc (wi::divmod_internal): For unsigned division
20944 where both operands fit into uhwi, if o1 is 1 and o0 has
20945 msb set, if divident_prec is larger than bits per hwi,
20946 clear another quotient word and return 2 instead of 1.
20947 Similarly for remainder with msb in HWI set, if dividend_prec
20948 is larger than bits per hwi.
20950 2016-01-29 Martin Jambor <mjambor@suse.cz>
20952 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
20953 Use short lowercase names.
20954 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
20955 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
20956 acq_rel one. Protect warning agains segfaults if
20957 get_memory_order_name returns NULL.
20958 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
20959 with release semantics. Do not warn if get_memory_order already did.
20960 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
20961 semantics. Fix check for relaxed or acquire semantics. Do not warn
20962 if get_memory_order already did.
20964 2016-01-29 Sebastian Pop <s.pop@samsung.com>
20966 * doc/install.texi: Document that isl-0.16 is supported.
20968 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
20971 * config/i386/constraints.md (Bm): Describe as special memory
20973 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
20974 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
20975 * genpreds.c (struct constraint_data): Add is_special_memory.
20976 (have_special_memory_constraints, special_memory_start): New
20978 (special_memory_end): Ditto.
20979 (add_constraint): Add new arg is_special_memory. Add code to
20980 process its true value. Update have_special_memory_constraints.
20981 (process_define_constraint): Pass the new arg.
20982 (process_define_register_constraint): Ditto.
20983 (choose_enum_order): Process special memory.
20984 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
20985 function insn_extra_special_memory_constraint.
20986 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
20987 * gensupport.c (process_rtx): Process
20988 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
20989 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
20990 * ira-lives.c (single_reg_class): Use
20991 insn_extra_special_memory_constraint.
20992 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
20993 * lra-constraints.c (process_alt_operands): Ditto.
20994 (curr_insn_transform): Use insn_extra_special_memory_constraint.
20995 * recog.c (asm_operand_ok, preprocess_constraints): Process
20997 * reload.c (find_reloads): Ditto.
20998 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
20999 * stmt.c (parse_input_constraint): Use
21000 insn_extra_special_memory_constraint.
21002 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
21005 * lra-splill.c (lra_final_code_change): Revert r229087 by
21006 removing all sub-registers.
21008 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
21011 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
21013 2016-01-29 Jakub Jelinek <jakub@redhat.com>
21016 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
21017 SSE1, copy target into the temporary reg first before recursing
21020 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
21022 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
21025 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
21027 * ginclude/stdarg.h: Test __cplusplus instead of
21028 __GXX_EXPERIMENTAL_CXX0X__.
21030 2016-01-29 Richard Biener <rguenther@suse.de>
21032 PR tree-optimization/69547
21033 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
21034 Do not mark clobbers necessary.
21035 (mark_all_reaching_defs_necessary_1): Likewise.
21037 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
21039 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
21040 declaration name with %qs and print it in both error messages.
21041 Also fix indentation.
21043 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
21046 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
21047 trailing blank line from error message.
21049 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
21052 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
21055 2016-01-29 Richard Biener <rguenther@suse.de>
21057 PR middle-end/69537
21058 * match.pd: Allow all integral types when simplifying a
21059 widening or sign-changing conversion.
21061 2016-01-28 Sebastian Pop <s.pop@samsung.com>
21063 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
21064 back to setting codegen_error to fail codegen.
21066 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
21069 * config/i386/constraints.md (C): Only accept constant zero operand.
21070 (BC): New constraint.
21071 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
21072 instead of C constraint.
21073 * doc/md.texi (Machine Constraints): Update description
21076 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
21079 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
21081 2016-01-28 Jakub Jelinek <jakub@redhat.com>
21083 PR middle-end/69542
21084 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
21087 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
21089 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
21090 branches if using guessed profile.
21092 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
21094 * graphite-optimize-isl.c (optimize_isl): Fix dump.
21096 2016-01-28 Richard Henderson <rth@redhat.com>
21099 * config/aarch64/aarch64-modes.def (CC_Cmode): New
21100 * config/aarch64/aarch64-protos.h: Update.
21101 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
21102 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
21103 (aarch64_get_condition_code_1): Handle CC_Cmode.
21104 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
21105 (*add<mode>3_compareC_cconly_imm): New.
21106 (*add<mode>3_compareC_cconly): New.
21107 (*add<mode>3_compareC_imm): New.
21108 (add<mode>3_compareC): New.
21109 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
21110 to be first. Use aarch64_carry_operation.
21111 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
21112 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
21113 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
21114 (subti3): Use subdi3_compare1.
21115 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
21116 (sub<mode>3_compare1): New.
21117 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
21118 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
21119 (*subsi3_carryin_uxtw): Likewise.
21120 (*ngc<mode>, *ngcsi_uxtw): Likewise.
21121 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
21122 * config/aarch64/iterators.md (DWI): New.
21123 * config/aarch64/predicates.md (aarch64_carry_operation): New.
21124 (aarch64_borrow_operation): New.
21126 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
21128 * graphite-optimize-isl.c (optimize_isl): Print a different debug
21129 message when isl does not return a valid schedule.
21131 2016-01-28 Sebastian Pop <s.pop@samsung.com>
21133 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
21134 Remove comments from class declarations: they are already in the code
21137 2016-01-28 Sebastian Pop <s.pop@samsung.com>
21139 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
21141 (ternary_op_to_tree): Same.
21142 (unary_op_to_tree): Same.
21143 (nary_op_to_tree): Same.
21144 (gcc_expression_from_isl_expr_op): Same.
21145 (gcc_expression_from_isl_expression): Same.
21146 (graphite_create_new_loop): Same.
21147 (graphite_create_new_loop_guard): Same.
21148 (build_iv_mapping): Same.
21149 (graphite_create_new_guard): Same.
21150 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
21151 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
21153 2016-01-28 Sebastian Pop <s.pop@samsung.com>
21155 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
21156 instead of setting codegen_error to fail codegen.
21158 2016-01-28 Jason Merrill <jason@redhat.com>
21160 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
21162 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
21164 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
21165 Remove CONST_INT_P check in CCMP cost calculation.
21167 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
21169 * config/aarch64/aarch64.c (generic_vector_cost):
21170 Set vec_permute_cost.
21171 (cortexa57_vector_cost): Likewise.
21172 (exynosm1_vector_cost): Likewise.
21173 (xgene1_vector_cost): Likewise.
21174 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
21175 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
21176 Add vec_permute_cost entry.
21178 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
21180 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
21182 (add<mode>3_compare0): Likewise.
21183 (addsi3_compare0_uxtw): Likewise.
21184 (add<mode>3nr_compare0): Likewise.
21185 (compare_neg<mode>): Likewise.
21186 (<optab><mode>3): Likewise.
21188 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
21190 * tree-vect-stmts.c (vectorizable_comparison): Add
21191 NULL check for vectype.
21193 2016-01-28 Richard Biener <rguenther@suse.de>
21195 PR tree-optimization/69466
21196 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
21197 Account for PHIs we couldn't duplicate.
21199 2016-01-28 Martin Liska <mliska@suse.cz>
21202 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
21203 instead of ENABLE_VALGRIND_CHECKING.
21205 2016-01-27 Richard Henderson <rth@redhat.com>
21208 * lra-remat.c (subreg_regs): New.
21209 (dump_candidates_and_remat_bb_data): Dump it.
21210 (operand_to_remat): Reject if operand in subreg_regs.
21211 (set_bb_regs): Collect subreg_regs.
21212 (lra_remat): Init and free subreg_regs. Compute
21213 calculate_local_reg_remat_bb_data before create_cands.
21215 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
21218 * config/i386/i386.c (ix86_update_stack_boundary): Don't
21219 change stack_alignment_needed for __tls_get_addr call.
21221 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
21223 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
21225 2016-01-27 Jeff Law <law@redhat.com>
21227 PR tree-optimization/68398
21228 PR tree-optimization/69196
21229 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
21230 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
21231 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21232 Only count PHIs in the last block in the path. The others will
21233 const/copy propagate away. Add heuristic to allow more irreducible
21234 subloops to be created when it is likely profitable to do so.
21236 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21237 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
21238 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
21240 2016-01-27 Jakub Jelinek <jakub@redhat.com>
21243 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
21244 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
21245 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
21246 * tree-streamer-in.c: Include asan.h.
21247 (streamer_get_builtin_tree): For builtins in sanitizer
21248 range call initialize_sanitizer_builtins and retry.
21250 2016-01-27 Ian Lance Taylor <iant@google.com>
21252 * common.opt (fkeep-gc-roots-live): New undocumented option.
21253 * tree-ssa-loop-ivopts.c (add_candidate_1): If
21254 -fkeep-gc-roots-live, skip pointers.
21255 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
21258 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
21261 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
21262 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
21264 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
21267 * configure.ac: NetBSD provides SSP in its C library.
21268 * configure: Updated.
21270 2016-01-27 Richard Biener <rguenther@suse.de>
21272 PR tree-optimization/69166
21273 * tree-vect-loop.c (vect_is_simple_reduction): Always check
21274 reduction code for commutativity / associativity.
21276 2016-01-27 Martin Jambor <mjambor@suse.cz>
21278 PR tree-optimization/69355
21279 * tree-sra.c (analyze_access_subtree): Correct hole detection when
21280 total_scalarization fails.
21282 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
21284 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
21287 2016-01-27 Christian Bruel <christian.bruel@st.com>
21290 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
21291 Move arm_reset_previous_fndecl and set_target_option_current_node in
21292 the conditional part. Call save_restore_target_globals.
21293 * config/arm/arm.c (arm_set_current_function):
21294 Refactor to better support #pragma target and attribute mix.
21295 Call save_restore_target_globals.
21296 * config/arm/arm-protos.h (save_restore_target_globals): New function.
21298 2016-01-27 Martin Liska <mliska@suse.cz>
21300 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
21301 reference for an HSA kernel and its host function.
21303 2016-01-27 Jakub Jelinek <jakub@redhat.com>
21305 PR tree-optimization/69399
21306 * wide-int.h (wi::lrshift): For larger precisions, only
21307 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
21309 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
21311 * config/arc/predicates.md (proper_comparison_operator): Reject
21312 constant-constant comparison.
21314 2016-01-26 Tom de Vries <tom@codesourcery.com>
21316 PR tree-optimization/69110
21317 * tree-data-ref.c (initialize_data_dependence_relation): Handle
21318 DR_NUM_DIMENSIONS == 0.
21320 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
21321 Sebastian Pop <s.pop@samsung.com>
21323 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
21324 isl_ast_op_cond and isl_ast_op_select.
21325 (gcc_expression_from_isl_expr_op): Same.
21327 2016-01-26 Jason Merrill <jason@redhat.com>
21330 * tree.c (recompute_constructor_flags): Split out from
21332 (verify_constructor_flags): New.
21333 * tree.h: Declare them.
21335 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
21337 PR rtl-optimization/69217
21338 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
21339 are no TYPE_FIELDS set for the record type.
21341 2016-01-26 Jakub Jelinek <jakub@redhat.com>
21344 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
21345 toc_label_name unconditionally.
21346 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
21347 SYMBOL_REF string. Use toc_label_name instead of constructing
21349 (rs6000_elf_declare_function_name): Use toc_label_name instead of
21350 constructing LCTOC1.
21352 2016-01-26 Martin Sebor <msebor@redhat.com>
21355 * doc/extend.texi (Common Type Attributes): Move text that talks about
21356 attribute packed from attribute aligned to the section discussing
21357 the former attribute for clarity.
21359 2016-01-26 Richard Henderson <rth@redhat.com>
21361 PR middle-end/60908
21362 * trans-mem.c (tm_region_init): Mark entry block as visited.
21364 2016-01-26 David Malcolm <dmalcolm@redhat.com>
21367 * diagnostic-show-locus.c (layout::print_source_line): Replace
21368 call to pp_newline with call to layout::print_newline.
21369 (layout::print_annotation_line): Likewise.
21370 (layout::move_to_column): Likewise.
21371 (layout::print_any_fixits): After printing any fixits, print a
21372 trailing newline, if necessary.
21373 (layout::print_newline): New method, resetting any colorization
21375 (diagnostic_show_locus): Move the pp_newline to before the
21376 early bailout. Remove dummy block enclosing the layout instance.
21377 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
21378 of pp_newline_and_flush with pp_flush.
21379 (diagnostic_append_note): Delete use of pp_newline.
21380 (diagnostic_append_note_at_rich_loc): Delete.
21381 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
21382 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
21383 when newline characters are added to the buffer.
21385 2016-01-26 Michael Matz <matz@suse.de>
21387 * configure.ac (ac_cv_std_swap_in_utility): New test.
21388 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
21389 * configure: Regenerate.
21390 * config.in: Regenerate.
21392 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
21394 * config/arc/arc.md (cstoresi4): Force operand into register.
21395 (arcset<code>): Fix predicate.
21396 (arcsetltu): Likewise.
21397 (arcsetgeu): Likewise.
21398 (arcsethi): Likewise.
21399 (arcsetls): Likewise.
21401 2016-01-26 Jakub Jelinek <jakub@redhat.com>
21403 PR tree-optimization/69483
21404 * gimple-fold.c (canonicalize_constructor_val): Return NULL
21405 if base has error_mark_node type.
21407 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
21410 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
21411 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
21413 (vget_lane_f16): Handle big-endian.
21414 (vgetq_lane_f16): Likewise.
21415 (vset_lane_f16): Likewise.
21416 (vsetq_lane_f16): Likewise.
21417 * config/arm/iterators.md (VQXMOV): Add V8HF.
21418 (VDQ): Add V4HF and V8HF.
21419 (V_reg): Handle V4HF and V8HF.
21420 (Is_float_mode): Likewise.
21421 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
21422 neon_vdup_nv8hf): New patterns.
21423 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
21424 Use VD_LANE iterator.
21425 (neon_vld1_dup<mode>): Use VQ2 iterator.
21427 2016-01-26 Nathan Sidwell <nathan@acm.org>
21429 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
21430 (set_oacc_fn_attrib): Add IS_KERNEL arg.
21431 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
21432 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
21433 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
21434 (oacc_validate_dims): Add LEVEL arg, don't return level.
21435 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
21436 oacc_validate_dims.
21437 (execute_oacc_device_lower): Adjust, add more dump output.
21438 * tree-ssa-loop.c (gate_oacc_kernels): Use
21439 oacc_fn_attrib_kernels_p.
21440 * tree-parloops.c (create_parallel_loop): Adjust
21441 set_oacc_fn_attrib call.
21443 2016-01-26 Jakub Jelinek <jakub@redhat.com>
21446 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
21447 (append_compiler_options): Handle -fcilkplus.
21448 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
21450 2016-01-26 Nick Clifton <nickc@redhat.com>
21453 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
21454 been marked as DECL_ONE_ONLY but we do not the means to make it
21455 so, then do not allow it to bind locally.
21457 2016-01-26 Jakub Jelinek <jakub@redhat.com>
21460 * opts.h (parse_sanitizer_options): New prototype.
21461 * opts.c (sanitizer_opts): New array.
21462 (parse_sanitizer_options): New function.
21463 (common_handle_option): Use parse_sanitizer_options.
21465 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
21468 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
21469 alignment adjustment to ...
21470 (ix86_update_stack_boundary): Here. Don't over-align stack for
21472 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
21473 if __tls_get_addr is called.
21475 2016-01-26 Christian Bruel <christian.bruel@st.com>
21477 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
21479 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
21481 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
21483 2016-01-26 Richard Biener <rguenther@suse.de>
21485 PR middle-end/69467
21486 * match.pd: Guard X * CST CMP 0 pattern with single_use.
21488 2016-01-26 Richard Biener <rguenther@suse.de>
21490 PR tree-optimization/69452
21491 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
21492 (move_computations_dom_walker::before_dom_children): Rename
21494 (move_computations_worker): This.
21495 (move_computations): Perform an RPO rather than a DOM walk.
21497 2016-01-26 Jakub Jelinek <jakub@redhat.com>
21500 * combine.c (combine_instructions): For REG_EQUAL note with
21501 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
21502 to the underlying register.
21503 * doc/rtl.texi (REG_EQUAL): Document the behavior of
21504 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
21506 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
21509 * config/aarch64/aarch64-builtins.c
21510 (aarch64_init_simd_builtin_types): Do not set structural
21511 equality to __Poly{8,16,64,128}_t types.
21513 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
21515 PR tree-optimization/69400
21516 * wide-int.cc (wi_pack): Take the precision as argument and
21517 perform canonicalization here rather than in the callers.
21518 Use the main loop to handle all full-width HWIs. Add a
21519 zero HWI if in_len isn't a full result.
21520 (wi::divmod_internal): Update accordingly.
21521 (wi::mul_internal): Likewise. Simplify.
21523 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
21524 Sebastian Pop <s.pop@samsung.com>
21526 * graphite-poly.c (apply_poly_transforms): Simplify.
21527 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
21528 (print_isl_map): Same.
21529 (print_isl_union_map): Same.
21530 (print_isl_schedule): New.
21531 (debug_isl_schedule): New.
21532 * graphite-dependences.c (scop_get_reads): Do not call
21533 isl_union_map_add_map that is undocumented isl functionality.
21534 (scop_get_must_writes): Same.
21535 (scop_get_may_writes): Same.
21536 (scop_get_original_schedule): Remove.
21537 (scop_get_dependences): Do not call isl_union_map_compute_flow that
21538 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
21539 (compute_deps): Remove.
21540 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
21541 (debug_schedule_ast): New.
21542 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
21543 set_separate_option.
21544 (graphite_regenerate_ast_isl): Add dump.
21545 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
21546 from scop->transformed_schedule.
21547 (graphite_regenerate_ast_isl): Add more dump.
21548 * graphite-optimize-isl.c (optimize_isl): Set
21549 scop->transformed_schedule. Check whether schedules are equal.
21550 (apply_poly_transforms): Move here.
21551 * graphite-poly.c (apply_poly_transforms): ... from here.
21552 (free_poly_bb): Static.
21553 (free_scop): Static.
21554 (pbb_number_of_iterations_at_time): Remove.
21555 (print_isl_ast): New.
21556 (debug_isl_ast): New.
21557 (debug_scop_pbb): New.
21558 * graphite-scop-detection.c (print_edge): Move.
21559 (print_sese): Move.
21560 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
21561 (build_scop_scattering): Remove.
21562 (create_pw_aff_from_tree): Assert instead of bailing out.
21563 (add_condition_to_pbb): Remove unused code, do not fail.
21564 (add_conditions_to_domain): Same.
21565 (add_conditions_to_constraints): Remove.
21566 (build_scop_context): New.
21567 (add_iter_domain_dimension): New.
21568 (build_iteration_domains): Initialize pbb->iterators.
21569 Call add_conditions_to_domain.
21572 (index_outermost_in_loop): New.
21573 (index_pbb_in_loop): New.
21574 (outermost_pbb_in): New.
21575 (add_in_sequence): New.
21576 (add_outer_projection): New.
21577 (outer_projection_mupa): New.
21578 (add_loop_schedule): New.
21579 (build_schedule_pbb): New.
21580 (build_schedule_loop): New.
21581 (embed_in_surrounding_loops): New.
21582 (build_schedule_loop_nest): New.
21583 (build_original_schedule): New.
21584 (build_poly_scop): Call build_original_schedule.
21585 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
21586 (free_poly_dr): Remove.
21587 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
21588 (free_poly_bb): Remove.
21589 (debug_loop_vec): Remove.
21590 (print_isl_ast): Declare.
21591 (debug_isl_ast): Declare.
21592 (scop_do_interchange): Remove.
21593 (scop_do_strip_mine): Remove.
21594 (scop_do_block): Remove.
21595 (flatten_all_loops): Remove.
21596 (optimize_isl): Remove.
21597 (pbb_number_of_iterations_at_time): Remove.
21598 (debug_scop_pbb): Declare.
21599 (print_schedule_ast): Declare.
21600 (debug_schedule_ast): Declare.
21601 (struct scop): Remove schedule. Add original_schedule,
21602 transformed_schedule.
21603 (free_gimple_poly_bb): Remove.
21604 (print_generated_program): Remove.
21605 (debug_generated_program): Remove.
21606 (unify_scattering_dimensions): Remove.
21607 * sese.c (print_edge): ... here.
21608 (print_sese): ... here.
21609 (debug_edge): ... here.
21610 (debug_sese): ... here.
21611 * sese.h (print_edge): Declare.
21612 (print_sese): Declare.
21613 (dump_edge): Declare.
21614 (dump_sese): Declare.
21616 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
21617 Sebastian Pop <s.pop@samsung.com>
21619 * Makefile.in: Set ISLVER in site.exp.
21621 2016-01-25 Jakub Jelinek <jakub@redhat.com>
21623 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
21624 DECL_VALUE_EXPR of new_var even for the non-array case. Look
21625 through DECL_VALUE_EXPR for expansion.
21627 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
21629 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
21630 the frame info after reload completed.
21632 2016-01-25 Jeff Law <law@redhat.com>
21634 PR tree-optimization/69196
21635 PR tree-optimization/68398
21636 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
21637 tree-ssa-threadupdate.c.
21638 (determine_bb_domination_status): Prototype
21639 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
21640 (determine_bb_domination_status): No longer static.
21641 (valid_jump_thread_path): Remove code to detect characteristics
21642 of the jump thread path not associated with correctness.
21643 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
21644 Correct test for thread path length. Count PHIs for real operands as
21645 statements that need to be copied. Do not count ASSERT_EXPRs.
21646 Look at all the blocks in the thread path. Compute and selectively
21647 filter thread paths based on threading through the latch, threading
21648 a multiway branch or crossing a multiway branch.
21650 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21652 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
21653 decl with __attribute__ ((unused)) annotation.
21655 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
21658 * tree-vect-stmts.c (vectorizable_condition): Check vectype
21659 of operands is compatible with a statement vectype.
21661 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
21663 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
21664 improve wording for mixed storage order support.
21666 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
21668 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
21669 (vcvt_u64_f64): Likewise.
21670 (vcvta_s64_f64): Likewise.
21671 (vcvta_u64_f64): Likewise.
21672 (vcvtm_s64_f64): Likewise.
21673 (vcvtm_u64_f64): Likewise.
21674 (vcvtn_s64_f64): Likewise.
21675 (vcvtn_u64_f64): Likewise.
21676 (vcvtp_s64_f64): Likewise.
21677 (vcvtp_u64_f64): Likewise.
21679 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
21681 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
21682 (arc_init): Check validity mll64 option.
21683 (arc_save_restore): Use double load/store instruction.
21684 (arc_expand_movmem): Likewise.
21685 (arc_split_move): Don't split if we have double load/store
21686 instructions. Returns a boolean.
21687 (arc_process_double_reg_moves): Change function to return boolean
21688 instead of a sequence of instructions.
21689 (arc_dwarf_register_span): New function.
21690 * config/arc/arc-protos.h (arc_split_move): Change prototype.
21691 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
21692 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
21693 (*movdf_insn): Likewise.
21694 * config/arc/arc.opt (mll64): New option.
21695 * config/arc/predicates.md (even_register_operand): New predicate.
21696 * doc/invoke.texi (ARC Options): Add mll64 documentation.
21698 2016-01-25 Richard Biener <rguenther@suse.de>
21701 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
21702 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
21704 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
21706 2016-01-25 Richard Biener <rguenther@suse.de>
21708 PR tree-optimization/69376
21709 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
21711 (VN_INFO_ANTI_RANGE_P): New inline.
21712 (VN_INFO_RANGE_TYPE): Likewise.
21713 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
21714 SSA_NAME_ANTI_RANGE_P.
21715 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
21716 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
21717 Properly query VN_INFO_RANGE_TYPE.
21719 2016-01-25 Nick Clifton <nickc@redhat.com>
21722 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
21724 2016-01-23 Tom de Vries <tom@codesourcery.com>
21726 PR tree-optimization/69426
21727 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
21730 2016-01-23 Jakub Jelinek <jakub@redhat.com>
21732 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
21733 "the the" with "the" in the comments.
21734 * ipa-devirt.c (build_type_inheritance_graph,
21735 update_type_inheritance_graph): Likewise.
21736 * tree.c (build_function_type_list_1): Likewise.
21737 * cfgloopmanip.c (scale_loop_profile): Likewise.
21738 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
21739 * gimple-ssa-split-paths.c
21740 (find_block_to_duplicate_for_splitting_paths): Likewise.
21741 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
21742 * expr.c (convert_move): Likewise.
21743 * var-tracking.c (vt_stack_adjustments): Likewise.
21744 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
21745 * tree-vrp.c (test_for_singularity): Likewise.
21747 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
21748 directly instead of building a temporary tree.
21751 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
21752 remove <algorithm> include.
21754 2016-01-22 Jakub Jelinek <jakub@redhat.com>
21757 * config/i386/i386.c: Include dojump.h.
21758 (expand_small_movmem_or_setmem,
21759 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
21761 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
21762 if dynamic_check != -1.
21764 2016-01-21 Jeff Law <law@redhat.com>
21766 PR middle-end/69347
21767 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
21768 record_temporary_equivalences. Rewritten to avoid unnecessary calls
21769 into dominated_by_p.
21770 (cprop_into_successor_phis): Avoid unnecessary tests.
21772 2016-01-22 Richard Henderson <rth@redhat.com>
21775 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
21776 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
21778 2016-01-22 Michael Matz <matz@suse.de>
21780 * system.h (string, algorithm): Include only conditionally.
21781 (new): Include always under C++.
21782 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
21783 * final.c (toplevel): Ditto.
21784 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
21785 * genconditions.c (write_header): Make gencondmd.c define
21787 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
21789 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
21790 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
21792 2016-01-22 Christian Bruel <christian.bruel@st.com>
21795 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
21797 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21800 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
21801 define_insn_and_split. Ensure operands[1] and operands[0] do not
21802 get assigned the same register.
21804 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21806 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
21808 2016-01-22 Christian Bruel <christian.bruel@st.com>
21810 * config/arm/arm-c.c (arm_pragma_target_parse):
21811 Remove warn_builtin_macro_redefined overwrite.
21813 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
21815 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
21816 flag_non_call_exceptions compatibility.
21818 2016-01-22 Jakub Jelinek <jakub@redhat.com>
21821 * dwarf2out.c (add_child_die_after): New function.
21822 (dwarf_qual_info_t): New type.
21823 (dwarf_qual_info): New variable.
21824 (qualified_die_p): New function.
21825 (modified_type_die): For -fdebug-types-section, ensure
21826 canonical order of qualifiers. Put qualified DIEs adjacent
21827 to the corresponding non-qualified type DIE and search there
21828 for existing qualified DIEs.
21830 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
21832 * doc/extend.texi (scalar_storage_order type attribute): Document
21833 restriction on type punning and aliasing, and remove future tense.
21835 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
21838 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
21841 2016-01-21 Jeff Law <law@redhat.com>
21843 PR middle-end/69347
21844 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
21845 useless call to record_temporary_equivalences.
21846 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
21847 allocate 10 slots in the bb_path vector and let it grow as needed.
21848 (fsm_find_control_statement_thread_paths): Similarly for the next_path
21851 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
21853 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
21855 * configure: Regenerate.
21857 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
21859 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
21860 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
21862 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
21864 PR middle-end/66178
21865 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
21866 drop EXPAND_INITIALIZER.
21867 * rtl.h (contains_symbolic_reference_p): Declare.
21868 * rtlanal.c (contains_symbolic_reference_p): New function.
21869 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
21870 a subtraction into a NOT if symbolic constants are involved.
21872 2016-01-21 Anton Blanchard <anton@samba.org>
21873 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21876 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
21878 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
21881 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
21883 * config/microblaze/microblaze.c
21884 (get_branch_target): New.
21885 (insert_wic_for_ilb_runout): New.
21887 (microblaze_machine_dependent_reorg): New.
21888 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
21889 * config/microblaze/microblaze.md
21890 (UNSPEC_IPREFETCH): Define.
21891 (iprefetch): New pattern
21892 * config/microblaze/microblaze.opt
21893 (mxl-prefetch): New flag.
21895 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
21897 * config/microblaze/microblaze.h
21898 (FIXED_REGISTERS): Update in macro.
21899 (CALL_USED_REGISTERS): Update in macro.
21901 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
21903 PR rtl-optimization/68920
21904 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
21907 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
21909 PR rtl-optimization/68990
21910 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
21911 pseudo instead of inheritance ones.
21913 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
21914 Nick Clifton <nickc@redhat.com>
21918 * config/mips/mips.c (mips_compute_frame_info): Initialise
21919 args_size and hard_frame_pointer_offset fields of the frame
21920 structure before calling mips_global_pointer.
21922 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
21924 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
21926 * configure: Regenerate.
21928 2016-01-21 Richard Biener <rguenther@suse.de>
21930 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
21932 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
21934 * config/s390/s390.c (s390_asm_declare_function_size): Add code
21935 to actually emit the .size directive.
21937 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
21938 Jakub Jelinek <jakub@redhat.com>
21942 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
21943 args array size by one to avoid buffer overflow.
21945 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
21947 * config/s390/s390.md (pool_section_start): Use switch_to_section
21948 to select proper read-only data section instead of hardcoding
21950 (pool_section_end): Use switch_to_section to match the above.
21952 2016-01-21 Richard Biener <rguenther@suse.de>
21954 PR tree-optimization/69378
21955 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
21956 (set_ssa_val_to): Use it for dominance checks taking into
21957 account not executable edges.
21959 2016-01-21 Jakub Jelinek <jakub@redhat.com>
21962 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
21963 for bitsize instead of GET_MODE_PRECISION (mode).
21965 2016-01-20 Martin Sebor <msebor@redhat.com>
21968 * extend.texi (__sync Builtins): Clarify the semantics of
21969 __sync_fetch_and_OP built-ins on pointers.
21970 (__atomic Builtins): Same.
21972 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21973 Sebastian Pop <s.pop@samsung.com>
21975 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
21976 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
21977 (is_valid_rename): Same.
21978 (translate_isl_ast_to_gimple::get_rename): Same.
21979 (translate_isl_ast_to_gimple::rename_all_uses): Same.
21980 (translate_isl_ast_to_gimple::rename_uses): Same.
21981 (get_new_name): Check for close_phi nodes.
21982 (copy_loop_phi_args): Use phi_node_kind.
21983 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
21984 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
21986 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21987 Sebastian Pop <s.pop@samsung.com>
21989 Revert commit r229783.
21990 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
21991 Remove use of parameter_rename_map.
21992 (copy_def): Remove.
21993 (copy_internal_parameters): Remove.
21994 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
21995 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
21996 (free_sese_info): Do not free parameter_rename_map.
21997 (set_rename): Do not use parameter_rename_map.
21998 (rename_uses): Update call to set_rename.
21999 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
22000 * sese.h (parameter_rename_map_t): Remove.
22001 (struct sese_info_t): Remove field parameter_rename_map.
22003 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22004 Sebastian Pop <s.pop@samsung.com>
22006 * graphite-isl-ast-to-gimple.c: Fix comment.
22007 * graphite-scop-detection.c (defined_in_loop_p): New.
22008 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
22009 names defined in loop.
22011 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22012 Sebastian Pop <s.pop@samsung.com>
22014 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
22015 Discard unstructured if-then-else regions.
22017 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22018 Sebastian Pop <s.pop@samsung.com>
22020 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
22021 (cleanup_loop_iter_dom): Remove.
22022 (build_loop_iteration_domains): Remove.
22023 (build_scop_context): Remove.
22024 (build_scop_iteration_domain): Remove.
22025 (add_loop_constraints): New.
22026 (build_iteration_domains): New.
22027 (build_poly_scop): Call build_iteration_domains.
22029 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22030 Sebastian Pop <s.pop@samsung.com>
22032 * graphite-scop-detection.c
22033 (scop_detection::harmful_loop_in_region): Free dom and loops.
22034 (scop_detection::loop_body_is_valid_scop): Free bbs.
22036 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22037 Sebastian Pop <s.pop@samsung.com>
22039 * graphite-scop-detection.c (record_loop_in_sese): New.
22040 (gather_bbs::before_dom_children): Call record_loop_in_sese.
22041 (build_scops): Remove call to build_sese_loop_nests.
22042 * sese.c (sese_record_loop): Remove.
22043 (build_sese_loop_nests): Remove.
22044 (new_sese_info): Remove region->loops.
22045 (free_sese_info): Same.
22046 * sese.h (sese_contains_loop): Same.
22047 (build_sese_loop_nests): Remove.
22048 (sese_contains_loop): Remove.
22050 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22051 Sebastian Pop <s.pop@samsung.com>
22053 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
22054 loop_is_valid_in_scop.
22055 (scop_detection::harmful_stmt_in_region): Renamed
22056 harmful_loop_in_region.
22057 Call loop_is_valid_in_scop.
22059 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22060 Sebastian Pop <s.pop@samsung.com>
22062 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
22065 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22066 Sebastian Pop <s.pop@samsung.com>
22068 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
22069 * graphite.h (struct poly_bb): Remove field is_reduction.
22070 (PBB_IS_REDUCTION): Remove.
22072 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
22073 Sebastian Pop <s.pop@samsung.com>
22075 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
22076 (add_pdr_constraints): Same.
22077 (scop_get_reads): Same.
22078 (scop_get_must_writes): Same.
22079 (scop_get_may_writes): Same.
22080 (scop_get_original_schedule): Same.
22081 (extend_schedule): Same.
22082 (apply_schedule_on_deps): Same.
22083 (carries_deps): Same.
22084 (compute_deps): Same.
22085 (scop_get_dependences): Same.
22086 * graphite-isl-ast-to-gimple.c
22087 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
22088 * graphite-optimize-isl.c (get_schedule_for_band): Same.
22089 (get_schedule_for_band_list): Same.
22090 (get_schedule_map): Same.
22091 (apply_schedule_map_to_scop): Same.
22092 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
22093 (build_loop_iteration_domains): Same.
22094 (add_condition_to_pbb): Same.
22095 (add_param_constraints): Same.
22096 (pdr_add_memory_accesses): Same.
22097 (pdr_add_data_dimensions): Same.
22099 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
22101 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
22104 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
22106 * common.opt (feliminate-dwarf2-dups): Replace references to
22107 "DWARF 2" with just "DWARF".
22108 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
22109 * doc/extend.texi: Likewise.
22110 * doc/cpp.texi: Likewise.
22111 * doc/invoke.texi: Likewise.
22112 (Option Summary): Add -gdwarf to list of Debugging Options.
22113 (Debugging Options): Document -gdwarf.
22114 * doc/contrib.texi: Spell "DWARF" like that.
22116 2016-01-21 Jakub Jelinek <jakub@redhat.com>
22118 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
22119 warning. Fix up formatting.
22121 PR middle-end/67653
22122 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
22123 attempt to mark memory input operand addressable and
22124 call prepare_gimple_addressable in that case. Don't adjust
22125 input_location for diagnostics, use error_at instead.
22127 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
22129 * config/rs6000/ppc-auxv.h: New file.
22130 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
22131 (cpu_is): Likewise.
22132 (cpu_supports): Likewise.
22133 * config/rs6000/rs6000.c: include "ppc-auxv.h".
22134 (cpu_is_info): New variable.
22135 (cpu_supports_info): Likewise.
22136 (tcb_verification_symbol): Likewise.
22137 (cpu_builtin_p): Likewise.
22138 (cpu_expand_builtin): New function.
22139 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
22140 (rs6000_init_builtins): Likewise.
22141 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
22142 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
22143 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
22144 * configure: Regenerate.
22145 * config.in: Likewise.
22146 * doc/extend.texi (PowerPC Built-in Functions): Document
22147 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
22149 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
22152 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
22154 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
22157 2016-01-20 Richard Henderson <rth@redhat.com>
22163 * tree.c (tm_define_builtin): New.
22164 (find_tm_vector_type): New.
22165 (build_tm_vector_builtins): New.
22166 (build_common_builtin_nodes): Call it.
22168 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
22170 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
22171 (arm_fp_ok): Likewise.
22172 (arm_fp): Likewise.
22173 (arm_crypto): Likewise.
22175 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
22176 Richard Biener <rguenther@suse.de>
22178 PR tree-optimization/69328
22179 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
22180 vectors have same number of elements.
22181 (vectorizable_condition): Fix masked version recognition.
22183 2016-01-20 Richard Biener <rguenther@suse.de>
22185 PR tree-optimization/69345
22186 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
22187 (VN_INFO_PTR_INFO): Likewise.
22188 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
22189 info when it is equal between non-dominating SSA names.
22190 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
22191 Make sure to look at original SSA infos.
22193 2016-01-20 Jeff Law <law@redhat.com>
22196 * config/m68k/predicates.md (pow2_m1_operand): New predicate
22198 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
22199 (pc_or_label_operand): New predicate.
22200 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
22201 tests for small integers that are 2^n - 1.
22203 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
22205 * doc/invoke.texi (Options Summary): Add '.' after @xref.
22207 2016-01-19 Jeff Law <law@redhat.com>
22209 PR middle-end/69347
22210 * tree-ssa-threadbackwards.c
22211 (fsm_find_control_statement_thread_paths): Do not try to lookup
22212 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
22214 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
22216 * doc/lto.texi: Remove text that says only Gold has linker plugin
22219 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
22221 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
22222 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
22223 the DIE accordingly.
22224 (modified_type_die): Add REVERSE parameter and pass it recursively,
22225 as well as to base_type_die. Adjust presence check accordingly.
22226 (base_type_for_mode): Adjust call to modified_type_die.
22227 (add_type_attribute): Add REVERSE parameter and pass it to
22229 (generic_parameter_die): Adjust call to add_type_attribute.
22230 (add_scalar_info): Likewise.
22231 (add_subscript_info): Likewise.
22232 (gen_array_type_die): Likewise.
22233 (gen_descr_array_type_die): Likewise.
22234 (gen_entry_point_die): Likewise.
22235 (gen_enumeration_type_die): Likewise.
22236 (gen_formal_parameter_die): Likewise.
22237 (gen_subprogram_die): Likewise.
22238 (gen_variable_die ): Likewise.
22239 (gen_const_die): Likewise.
22240 (gen_field_die): Likewise.
22241 (gen_pointer_type_die): Likewise.
22242 (gen_reference_type_die): Likewise.
22243 (gen_ptr_to_mbr_type_die): Likewise.
22244 (gen_inheritance_die): Likewise.
22245 (gen_subroutine_type_die): Likewise.
22246 (gen_typedef_die): Likewise.
22247 (force_type_die): Adjust call to modified_type_die.
22249 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
22251 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
22252 flow throughout the file. Fix broken link to Objective-C 2.0
22254 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
22257 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22259 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
22261 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22264 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
22265 (maybe_record_node): Record cxa_pure_virtual as the only possible
22266 target if there are not ohter candidates.
22267 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
22269 2016-01-19 Richard Biener <rguenther@suse.de>
22271 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
22272 (get_memory_order): Likewise.
22274 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
22276 * tree-vect-stmts.c (vectorizable_store): Check
22279 2016-01-19 David Malcolm <dmalcolm@redhat.com>
22282 * gcc.c (driver::decode_argv): Add call to
22283 init_opts_obstack before init_options_struct.
22284 * opts.c (init_opts_obstack): Remove idempotency.
22285 (init_options_struct): Replace call to init_opts_obstack
22286 with a gcc_assert to verify that it has already been called.
22287 * toplev.c (toplev::main): Add call to init_opts_obstack before
22288 calls to init_options_struct.
22289 (toplev::finalize): Move cleanup of opts_obstack next to
22290 cleanup of save_decoded_options, clearing the latter, and
22291 save_decoded_options_count.
22293 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22296 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
22297 attribute to unconditional. Remove %? from output template.
22299 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22300 Jiong Wang <jiong.wang@arm.com>
22302 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
22303 generated from different expand order.
22305 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22307 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
22308 Add support for CCMP costing.
22310 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22312 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
22313 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
22314 (fccmpe<mode>): Likewise.
22315 (fcmp): Rename to fcmp and globalize pattern.
22317 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
22318 (aarch64_gen_ccmp_next): Add FP support.
22320 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22322 * target.def (gen_ccmp_first): Update documentation.
22323 (gen_ccmp_next): Likewise.
22324 * doc/tm.texi (gen_ccmp_first): Update documentation.
22325 (gen_ccmp_next): Likewise.
22326 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
22327 expand_ccmp_expr_1. Improve comments.
22328 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
22329 (ccmp_ior<mode>): Remove pattern.
22330 (cmp<mode>): Remove expand.
22331 (cmp): Globalize pattern.
22332 (cstorecc4): Use cc_register.
22333 (mov<mode>cc): Remove ccmp_cc_register check.
22334 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
22335 Simplify after removal of CC_DNE/* modes.
22336 (aarch64_ccmp_mode_to_code): Remove.
22337 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
22338 In 'k' case use integer as condition.
22339 (aarch64_nzcv_codes): Remove inverted cases.
22340 (aarch64_code_to_ccmode): Remove.
22341 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
22342 comparison with CC register to be used in folowing CCMP/branch/CSEL.
22343 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
22344 pattern. Return the comparison with CC register. Invert conditions
22345 when bitcode is OR.
22346 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
22347 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
22349 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22351 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
22352 instrumented_version.
22354 2016-01-19 Richard Biener <rguenther@suse.de>
22356 PR tree-optimization/69336
22357 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
22358 handled components with get_ref_base_and_extent.
22359 (equal_mem_array_ref_p): Adjust.
22361 2016-01-19 Jakub Jelinek <jakub@redhat.com>
22364 * shrink-wrap.c: Include valtrack.h.
22365 (move_insn_for_shrink_wrap): Add DEBUG argument. If
22366 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
22367 in between insn and where it will be moved to. Call
22368 dead_debug_insert_temp.
22369 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
22370 first and dead_debug_local_finish at the end.
22371 For uses and defs bitmap, handle all regs in between REGNO and
22372 END_REGNO, not just the first one.
22374 2016-01-19 Richard Biener <rguenther@suse.de>
22376 PR tree-optimization/69352
22377 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
22378 (equal_mem_array_ref_p): Constrain size and max size properly.
22379 Compare the reverse flag.
22381 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
22383 * ira.c (ira): Update regstat data if we deleted insns.
22385 2016-01-19 Jakub Jelinek <jakub@redhat.com>
22387 PR rtl-optimization/68955
22388 PR rtl-optimization/64557
22389 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
22390 here. Fix up formatting.
22391 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
22393 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22396 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
22397 assume that the node has body.
22398 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
22401 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22403 * lto-streamer-out.c (lto_output): Do not stream instrumentation
22406 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22408 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
22409 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
22411 2016-01-19 Martin Jambor <mjambor@suse.cz>
22412 Martin Liska <mliska@suse.cz>
22413 Michael Matz <matz@suse.de>
22415 * Makefile.in (OBJS): Add new source files.
22416 (GTFILES): Add hsa.c.
22417 * common.opt (disable_hsa): New variable.
22418 (-Whsa): New warning.
22419 * config.in (ENABLE_HSA): New.
22420 * configure.ac: Treat hsa differently from other accelerators.
22421 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
22422 $enable_offloading.
22423 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
22424 * doc/install.texi (Configuration): Document --with-hsa-runtime,
22425 --with-hsa-runtime-include, --with-hsa-runtime-lib and
22426 --with-hsa-kmt-lib.
22427 * doc/invoke.texi (-Whsa): Document.
22428 (hsa-gen-debug-stores): Likewise.
22429 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
22430 to invoke offload compiler for hsa acclerator.
22431 * opts.c (common_handle_option): Determine whether HSA offloading
22432 should be performed.
22433 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
22434 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
22435 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
22436 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
22437 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
22438 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
22439 GF_OMP_FOR_KIND_GRID_LOOP.
22440 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
22441 (pp_gimple_stmt_1): Likewise.
22442 * gimple-walk.c (walk_gimple_stmt): Likewise.
22443 * gimple.c (gimple_build_omp_grid_body): New function.
22444 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
22445 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
22446 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
22447 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
22448 GF_OMP_TEAMS_GRID_PHONY.
22449 (gimple_statement_omp_single_layout): Updated comments.
22450 (gimple_build_omp_grid_body): New function.
22451 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
22452 (gimple_omp_for_grid_phony): New function.
22453 (gimple_omp_for_set_grid_phony): Likewise.
22454 (gimple_omp_parallel_grid_phony): Likewise.
22455 (gimple_omp_parallel_set_grid_phony): Likewise.
22456 (gimple_omp_teams_grid_phony): Likewise.
22457 (gimple_omp_teams_set_grid_phony): Likewise.
22458 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
22459 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
22460 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
22461 (BUILT_IN_GOMP_TARGET): Updated type.
22462 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
22463 (adjust_for_condition): New function.
22464 (get_omp_for_step_from_incr): Likewise.
22465 (extract_omp_for_data): Moved parts to adjust_for_condition and
22466 get_omp_for_step_from_incr.
22467 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
22468 (fixup_child_record_type): Bail out if receiver_decl is NULL.
22469 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
22470 (scan_omp_parallel): Do not create child functions for phony
22472 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
22473 (scan_omp_1_op): Checking assert we are not remapping to
22474 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
22475 (parallel_needs_hsa_kernel_p): New function.
22476 (expand_parallel_call): Register apprpriate parallel child
22477 functions as HSA kernels.
22478 (grid_launch_attributes_trees): New type.
22479 (grid_attr_trees): New variable.
22480 (grid_create_kernel_launch_attr_types): New function.
22481 (grid_insert_store_range_dim): Likewise.
22482 (grid_get_kernel_launch_attributes): Likewise.
22483 (get_target_argument_identifier_1): Likewise.
22484 (get_target_argument_identifier): Likewise.
22485 (get_target_argument_value): Likewise.
22486 (push_target_argument_according_to_value): Likewise.
22487 (get_target_arguments): Likewise.
22488 (expand_omp_target): Call get_target_arguments instead of looking
22489 up for teams and thread limit.
22490 (grid_expand_omp_for_loop): New function.
22491 (grid_arg_decl_map): New type.
22492 (grid_remap_kernel_arg_accesses): New function.
22493 (grid_expand_target_kernel_body): New function.
22494 (expand_omp): Call it.
22495 (lower_omp_for): Do not emit phony constructs.
22496 (lower_omp_taskreg): Do not emit phony constructs but create for them
22497 a temporary variable receiver_decl.
22498 (lower_omp_taskreg): Do not emit phony constructs.
22499 (lower_omp_teams): Likewise.
22500 (lower_omp_grid_body): New function.
22501 (lower_omp_1): Call it.
22502 (grid_reg_assignment_to_local_var_p): New function.
22503 (grid_seq_only_contains_local_assignments): Likewise.
22504 (grid_find_single_omp_among_assignments_1): Likewise.
22505 (grid_find_single_omp_among_assignments): Likewise.
22506 (grid_find_ungridifiable_statement): Likewise.
22507 (grid_target_follows_gridifiable_pattern): Likewise.
22508 (grid_remap_prebody_decls): Likewise.
22509 (grid_copy_leading_local_assignments): Likewise.
22510 (grid_process_kernel_body_copy): Likewise.
22511 (grid_attempt_target_gridification): Likewise.
22512 (grid_gridify_all_targets_stmt): Likewise.
22513 (grid_gridify_all_targets): Likewise.
22514 (execute_lower_omp): Call grid_gridify_all_targets.
22515 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
22516 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
22517 (tree_omp_clause): Added union field dimension.
22518 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
22519 * tree.c (omp_clause_num_ops): Added number of arguments of
22520 OMP_CLAUSE__GRIDDIM_.
22521 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
22522 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
22523 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
22524 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
22525 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
22526 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
22527 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
22528 * tree-pass.h (make_pass_gen_hsail): Declare.
22529 (make_pass_ipa_hsa): Likewise.
22530 * ipa-hsa.c: New file.
22531 * lto-section-in.c (lto_section_name): Add hsa section name.
22532 * lto-streamer.h (lto_section_type): Add hsa section.
22533 * timevar.def (TV_IPA_HSA): New.
22534 * hsa-brig-format.h: New file.
22535 * hsa-brig.c: New file.
22536 * hsa-dump.c: Likewise.
22537 * hsa-gen.c: Likewise.
22540 * toplev.c (compile_file): Call hsa_output_brig.
22541 * hsa-regalloc.c: New file.
22543 2016-01-18 Jeff Law <law@redhat.com>
22545 PR tree-optimization/69320
22546 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
22547 ranged object, do nothing if the RHS constant is not [0..1].
22548 (optimize_stmt): Comparing a boolean ranged object against a
22549 constant outside [0..1] results in a compile-time constant.
22551 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
22554 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
22556 * doc/invoke.texi (Invoking GCC): Add new section to menu.
22557 (Option Summary): Update to reflect new section and moved options.
22558 (C++ Dialect Options): Move -fstats to new section.
22559 (Debugging Options): Move all dump, statistics, and other GCC
22560 developer options to new section. Rewrite section introduction
22561 and re-order remaining options to put the more basic ones first.
22562 (Optimization Options): Move -fira-verbose and -flto-report* to
22564 (Developer Options): New section incorporating moved options.
22565 * doc/cppopts.texi (-dM): Update cross-reference.
22567 2016-01-18 Richard Henderson <rth@redhat.com>
22570 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
22571 operands to pseudo only if CSE is expected. Split long immediate
22572 operands only after reload, and for the stack pointer.
22573 (*add<GPI>3_pluslong): Remove.
22574 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
22575 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
22576 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
22577 (*add<GPI>3 peepholes): New.
22578 (*add<GPI>3 splitters): New.
22579 * config/aarch64/constraints.md (Upl): New.
22580 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
22582 2016-01-18 Richard Biener <rguenther@suse.de>
22584 PR tree-optimization/69297
22585 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
22587 (vect_bb_vectorization_profitable_p): Clear visited flag again.
22589 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
22591 PR middle-end/68542
22592 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
22593 of mixind vector and scalar types.
22594 (fold_relational_const): Add handling of vector
22595 comparison with boolean result.
22596 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
22597 comparison of vector operands with boolean result for EQ/NE only.
22598 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
22599 (verify_gimple_cond): Likewise.
22600 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
22603 2016-01-18 Joseph Myers <joseph@codesourcery.com>
22605 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
22608 2016-01-18 Richard Biener <rguenther@suse.de>
22610 PR middle-end/69308
22611 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
22613 2016-01-18 Tom de Vries <tom@codesourcery.com>
22615 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
22617 2016-01-18 Tom de Vries <tom@codesourcery.com>
22619 * omp-low.c (set_oacc_fn_attrib): Make extern.
22620 * omp-low.h (set_oacc_fn_attrib): Declare.
22621 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
22622 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
22623 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
22624 Add and handle function parameter oacc_kernels_p.
22625 (find_reduc_addr, get_omp_data_i_param): New function.
22626 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
22627 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
22628 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
22629 Calculate dominance info. Skip loops that are not in a kernels region
22630 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
22631 (pass_parallelize_loops::execute): Call parallelize_loops with
22632 oacc_kernels_p argument.
22633 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
22634 New member function.
22635 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
22636 * passes.def: Add argument to pass_parallelize_loops instantation.
22638 2016-01-18 Tom de Vries <tom@codesourcery.com>
22640 * tree-parloops.c (pass_parallelize_loops::execute): Allow
22641 pass_parallelize_loops to be run outside the loop pipeline.
22643 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
22645 * tree-scalar-evolution.c (follow_copies_to_constant): New.
22646 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
22648 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
22651 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
22652 using get_ref_base_and_extent.
22653 (equal_mem_array_ref_p): New.
22654 (hashable_expr_equal_p): Add call to previous.
22656 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
22659 * tree-sra.c (disqualified_constants, constant_decl_p): New.
22660 (sra_initialize): Allocate disqualified_constants.
22661 (sra_deinitialize): Free disqualified_constants.
22662 (disqualify_candidate): Update disqualified_constants when appropriate.
22663 (create_access): Scan for constant-pool entries as we go along.
22664 (scalarizable_type_p): Add check against type_contains_placeholder_p.
22665 (maybe_add_sra_candidate): Allow constant-pool entries.
22666 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
22667 (initialize_constant_pool_replacements): New.
22668 (sra_modify_assign): Avoid mangling assignments created by previous,
22669 and don't generate writes into constant pool.
22670 (sra_modify_function_body): Call initialize_constant_pool_replacements.
22672 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
22674 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
22675 andnot instruction.
22676 (scalar_chain::convert_op): Likewise.
22677 * config/i386/i386.md (*andndi3_doubleword): New.
22679 2016-01-18 Richard Biener <rguenther@suse.de>
22681 PR tree-optimization/69170
22682 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
22683 building a vector from scalar results of a pattern stmt.
22685 2016-01-18 Jakub Jelinek <jakub@redhat.com>
22687 * haifa-sched.c (autopref_multipass_init): Work around
22688 -Wmaybe-uninitialized warning.
22690 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
22692 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
22693 against the constant 0.
22695 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22697 PR tree-optimization/68799
22698 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
22699 look up phi candidates in the statement-candidate map.
22700 (phi_add_costs): Likewise.
22701 (record_phi_increments): Likewise.
22702 (phi_incr_cost): Likewise.
22703 (ncd_with_phi): Likewise.
22704 (all_phi_incrs_profitable): Likewise.
22706 2016-01-17 Jakub Jelinek <jakub@redhat.com>
22708 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
22709 -Wmaybe-uninitialized warning.
22711 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
22713 * doc/invoke.texi (Invoking GCC): Add new section to menu.
22714 (Option Summary): Update to reflect new section and moved options.
22715 (C++ Dialect Options): Move -fvtable-verify and related options.
22716 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
22717 and profiling-related options.
22718 (Optimization Options): Move profile generation options and
22719 -fstack-protector and related options.
22720 (Instrumentation Options): New section incorporating moved options.
22721 (Code Generation Options): Move -finstrument-functions and
22722 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
22724 2016-01-16 Tom de Vries <tom@codesourcery.com>
22726 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
22728 2016-01-16 Tom de Vries <tom@codesourcery.com>
22730 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
22732 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
22734 * hash-table.h (hash_table::empty): Turn into an inline wrapper
22735 that checks whether the table is already empty. Rename the
22736 original implementation to...
22737 (hash_table::empty_slot): ...this new private function.
22739 2016-01-15 David Malcolm <dmalcolm@redhat.com>
22741 PR diagnostic/68899
22742 * diagnostic-show-locus.c (layout::print_source_line): Move x
22743 offset of line until after call to
22744 get_line_width_without_trailing_whitespace.
22746 2016-01-15 Jeff Law <law@redhat.com>
22748 PR tree-optimization/69270
22749 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
22750 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
22751 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
22752 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
22753 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22754 ssa_name_has_boolean_range and constant_boolean_node.
22756 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
22758 PR rtl-optimization/69030
22759 * lra-spills.c (remove_pseudos): Check nrefs and make the function
22761 (spill_pseudos): Delete debug insn for dead pseudo.
22762 (lra_spill): Initiate spill_hard_reg and slots memory separately.
22764 2016-01-15 Jiong Wang <jiong.wang@arm.com>
22766 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
22768 (TYPES_UNOPUS): Likewise.
22769 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
22770 builtin type, from UNOP to UNOPUS.
22771 (lbtruncuv4sf): Likewise.
22772 (lbtruncuv2df): Likewise.
22773 (lrounduv2sf): Likewise.
22774 (lrounduv4sf): Likewise.
22775 (lrounduv2df): Likewise.
22776 (lroundusf): Likewise.
22777 (lroundusf): Likewise.
22778 (lceiluv2sf): Likewise.
22779 (lceiluv4sf): Likewise.
22780 (lceiluv2df): Likewise.
22781 (lceilusf): Likewise.
22782 (lceiludf): Likewise.
22783 (lflooruv2sf): Likewise.
22784 (lflooruv4sf): Likewise.
22785 (lflooruv2df): Likewise.
22786 (lfloorusf): Likewise.
22787 (lfloorudf): Likewise.
22788 (lfrintnuv2sf): Likewise.
22789 (lfrintnuv4sf): Likewise.
22790 (lfrintnuv2df): Likewise.
22791 (lfrintnusf): Likewise.
22792 (lfrintnudf): Likewise.
22793 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
22795 (vcvtq_u32_f32): Likewise.
22796 (vcvtq_u64_f64): Likewise.
22797 (vcvta_u32_f32): Likewise.
22798 (vcvtaq_u32_f32): Likewise.
22799 (vcvtaq_u64_f64): Likewise.
22800 (vcvtm_u32_f32): Likewise.
22801 (vcvtmq_u32_f32): Likewise.
22802 (vcvtmq_u64_f64): Likewise.
22803 (vcvtn_u32_f32): Likwise.
22804 (vcvtnq_u32_f32): Likewise.
22805 (vcvtnq_u64_f64): Likewise.
22806 (vcvtp_u32_f32): Likewise.
22807 (vcvtpq_u32_f32): Likewise.
22808 (vcvtpq_u64_f64): Likewise.
22809 (vcvtmd_u64_f64): Likewise.
22810 (vcvtms_u32_f32): Likewise.
22811 (vcvtad_u64_f64): Likewise.
22812 (vcvtas_u32_f32): Likewise.
22813 (vcvtnd_u64_f64): Likewise.
22814 (vcvtns_u32_f32): Likewise.
22815 (vcvtpd_u64_f64): Likewise.
22816 (vcvtps_u32_f32): Likewise.
22818 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22820 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
22821 CSEL of zero_extended registers.
22823 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22825 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
22826 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
22828 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22830 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
22831 false when argument string is not found in the attributes table
22834 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
22837 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
22838 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
22839 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
22840 precision estimate.
22842 2016-01-15 Richard Biener <rguenther@suse.de>
22844 PR tree-optimization/66856
22845 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
22846 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
22847 (vect_create_new_slp_node): Increment stmt reference count.
22848 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
22849 an SLP tree before swapping operands.
22850 (vect_build_slp_tree): Likewise.
22851 (destroy_bb_vec_info): Free stmt info after SLP instances.
22852 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
22853 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
22854 (STMT_VINFO_NUM_SLP_USES): New macro.
22856 2016-01-15 Richard Biener <rguenther@suse.de>
22859 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
22860 (add_linkage_name): ... here.
22861 (gen_typedef_die): Use add_linkage_name_raw instead of
22862 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
22865 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
22867 * gimplify.c (oacc_default_clause): Decode reference and pointer
22868 types for both kernels and parallel regions.
22870 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
22872 PR middle-end/69246
22873 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
22875 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
22877 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
22878 (convert_scalars_to_vector): Likewise.
22880 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
22882 * doc/extend.texi (Type Traits): Fix grammar.
22884 2016-01-15 Martin Jambor <mjambor@suse.cz>
22886 * tree-inline.c (remap_decl): Use existing dclarations if
22887 remapping a type and prevent_decl_creation_for_types.
22888 (replace_locals_stmt): Do an initial remapping of non-VLA typed
22889 decls first. Do real remapping with
22890 prevent_decl_creation_for_types set.
22891 * tree-inline.h (copy_body_data): New field
22892 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
22895 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
22897 * config/s390/s390.opt (mmvcle): More verbose help text.
22899 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
22901 * config/s390/s390.opt: Add period to -mzvector option text.
22903 2016-01-15 Richard Biener <rguenther@suse.de>
22905 PR tree-optimization/68961
22906 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
22907 of invariants in stores again.
22909 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
22911 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
22913 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
22915 * config/i386/i386.c (ix86_expand_branch): Don't split
22916 DI mode xor instruction to SI mode.
22918 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
22921 * ipa-icf.c (sem_function::merge): Virtual functions may become
22922 reachable even if they address is not taken and there are no
22925 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
22927 * lto-streamer-out.c (subtract_estimated_size): New function.
22928 (get_symbol_initial_value): Use it.
22930 2016-01-15 Christian Bruel <christian.bruel@st.com>
22933 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
22934 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
22935 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
22936 use add_builtin_function_ext_scope instead of add_builtin_function.
22937 (neon_set_p, neon_crypto_set_p): Remove.
22938 (arm_init_builtins): Always call arm_init_neon_builtins and
22939 arm_init_crypto_builtins.
22940 (arm_expand_builtin): Check that builtins are allowed for the arch.
22941 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
22942 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
22943 arm_init_neon_builtins call.
22945 2016-01-15 Richard Biener <rguenther@suse.de>
22947 PR tree-optimization/69117
22948 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
22949 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
22950 of the leader conservatively.
22951 (free_scc_vn): Restore original SSA name infos.
22953 2016-01-14 Jeff Law <law@redhat.com>
22955 PR tree-optimization/69270
22956 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
22957 single bit of precision, verify it's also unsigned.
22958 (record_edge_info): Use constant_boolean_node rather than fold_convert
22959 to convert boolean_true/boolean_false to the right type.
22961 2016-01-14 Richard Henderson <rth@redhat.com>
22964 * loop-doloop.c (record_reg_sets): New.
22965 (doloop_optimize): Reject the transform if the sequence
22966 clobbers registers live at the end of the loop block.
22967 (doloop_optimize_loops): Enable df_live if needed.
22969 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
22971 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
22972 * config/rs6000/rs6000.c: Likewise.
22973 * config/rs6000/rs6000.h: Likewise.
22974 * config/rs6000/rs6000.md: Likewise.
22975 * doc/extend.texi: Likewsie.
22977 2016-01-14 Jeff Law <law@redhat.com>
22979 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
22982 2016-01-14 Richard Henderson <rth@redhat.com>
22986 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
22987 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
22988 instead of builtin_decl_declared_p to test for declaration.
22990 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
22992 * doc/loop.texi (Loop Analysis and Representation): Document
22993 loop_depth function.
22995 2016-01-14 Tom de Vries <tom@codesourcery.com>
22997 PR tree-optimization/68773
22998 * omp-low.c (expand_omp_target): Don't set force_output.
22999 * varpool.c (varpool_node::get_create): Same.
23000 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
23001 offload_funcs with force_output.
23003 2016-01-14 Jakub Jelinek <jakub@redhat.com>
23006 * lra-eliminations.c (move_plus_up): Don't change anything if either
23007 the outer or inner subreg mode is not MODE_INT.
23008 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
23009 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
23011 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
23013 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
23014 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
23015 reduc_uplus_@var{m}): Remove.
23016 * expr.c (expand_expr_real_2): Remove expansion path for
23017 reduc_[us](min|max|plus) optabs.
23018 * optabs-tree.c (scalar_reduc_to_vector): Remove.
23019 * optabs-tree.h (scalar_reduc_to_vector): Remove.
23020 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
23021 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
23022 * tree-vect-loop.c (vectorizable_reduction): Remove test for
23023 reduc_[us](min|max|plus) optabs.
23025 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
23027 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
23028 (reduc_plus_scal_v2sf): New.
23029 (reduc_smax_v2sf): Rename to...
23030 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
23031 (reduc_smin_v2sf): Rename to...
23032 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
23034 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
23036 * alias.c (compare_base_symbol_refs): New function.
23037 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
23040 2016-01-14 Jakub Jelinek <jakub@redhat.com>
23042 PR middle-end/68146
23043 PR tree-optimization/69155
23044 * tree-complex.c: Include cfganal.h.
23045 (phis_to_revisit): New variable.
23046 (extract_component): Add phiarg_p argument. Assert that returned
23047 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
23048 (update_phi_components): Partly rewrite to use loop over real/imag
23049 components instead of code duplication. If extract_component returns
23050 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
23051 create_tmp_reg into the PHI node instead, and mention the phi triplet
23052 in phis_to_revisit.
23053 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
23054 in phis_to_revisit at the end.
23056 2016-01-14 Richard Biener <rguenther@suse.de>
23058 PR tree-optimization/68060
23059 * tree-vect-loop.c (vect_is_simple_reduction): Check the
23060 outer loop reduction is only used in the inner loop before
23061 detecting a double reduction.
23063 2016-01-14 Jakub Jelinek <jakub@redhat.com>
23066 * combine.c (expand_field_assignment): Punt if compute_mode is
23067 unsupported scalar mode.
23069 2016-01-14 Richard Biener <rguenther@suse.de>
23071 PR tree-optimization/66856
23072 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
23073 SLP node only if it built successfully.
23074 (vect_analyze_slp_instance): Adjust.
23076 2016-01-14 Jeff Law <law@redhat.com>
23078 PR tree-optimization/69270
23079 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
23080 (record_edge_info): Use it. Convert boolean_{true,false}_node
23081 to the type of op0.
23083 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
23086 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
23087 use block_ultimate_origin
23088 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
23090 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
23092 * doc/invoke.texi (Submodel Options): Rename section to
23093 "Machine-Dependent Options" to better reflect its content.
23094 Rewrite introductory text to remove archaic CPU names.
23097 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
23099 * doc/invoke.texi (Code Gen Options): Move section up in file,
23100 before target-specific options. Update menu and option summary
23101 to reflect the new section ordering.
23103 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
23105 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
23106 (C++ Dialect Options): Add cross-reference to -std option.
23107 * doc/standards.texi (C++ Language): Document C++14 support.
23109 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
23111 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
23112 for pack/unpack functions for __ibm128.
23113 (PACK_IF): Likewise.
23114 (UNPACK_IF): Likewise.
23116 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
23117 support for __ibm128 pack/unpack functions.
23118 (rs6000_invalid_builtin): Likewise.
23119 (rs6000_init_builtins): Likewise.
23120 (rs6000_opt_masks): Likewise.
23122 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
23123 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
23125 (RS6000_BTM_COMMON): Likewise.
23127 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
23128 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
23129 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
23130 128-bit floating point. Add support for the double values to be
23131 in Altivec registers for TF/IF packing and unpacking, but restrict
23132 TD packing sub-fields to be FPR registers. Don't allow overlapped
23133 register support for packing. Allow pack inputs to be memory
23134 locations. Don't build generator functions for unpack<mode>_dm
23135 and unpack<mode>_nodm.
23136 (unpack<mode>_dm): Likewise.
23137 (unpack<mode>_nodm): Likewise.
23138 (pack<mode>): Likewise.
23140 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
23141 built-in functions to pack/unpack explicit __ibm128 values.
23142 (__builtin_unpack_ibm128): Likewise.
23144 * doc/extend.texi (PowerPC Built-in Functions): Document
23145 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
23147 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
23150 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
23151 Add new arg loc and pass it down as context.
23152 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
23153 to the location to use for the warning.
23154 (check_function_arguments): New arg loc. All callers changed. Pass
23155 it to check_function_nonnull.
23156 * c-common.h (check_function_arguments): Adjust declaration.
23158 2016-01-13 Jakub Jelinek <jakub@redhat.com>
23160 PR tree-optimization/69156
23161 * gimple.c (validate_type): Removed.
23162 (gimple_builtin_call_types_compatible_p): Use
23163 useless_type_conversion_p instead of validate_type.
23164 * value-prof.c (gimple_stringop_fixed_value): Fold
23165 icall_size to correct type.
23167 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
23169 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
23172 2016-01-13 Richard Henderson <rth@redhat.com>
23175 * target.def (builtin_tm_load, builtin_tm_store): Remove.
23176 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
23177 (ix86_builtin_tm_store): Remove.
23178 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
23179 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
23180 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
23181 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
23182 * doc/tm.texi: Rebuild.
23184 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
23185 (BUILT_IN_TM_MEMCPY_RTWN): New.
23186 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
23187 fallback from vector to integer helpers.
23188 (build_tm_load): Handle vector types directly, instead of
23190 (build_tm_store): Likewise.
23191 (expand_assign_tm): Prepare for register types not handled by
23192 the above. Copy them to memory and use memcpy.
23193 * tree.c (tm_define_builtin): New.
23194 (find_tm_vector_type): New.
23195 (build_tm_vector_builtins): New.
23196 (build_common_builtin_nodes): Call it.
23198 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
23200 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
23201 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
23203 2016-01-13 Tom de Vries <tom@codesourcery.com>
23205 PR tree-optimization/69169
23206 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
23207 handled_struct_type param.
23208 (create_variable_info_for, intra_create_variable_infos): Call
23209 create_variable_info_for_1 with extra arg.
23211 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
23213 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
23214 and "armv8.1-a+crc" entries.
23216 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
23219 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
23220 Change first operand predicate from register_or_constm1_operand
23221 to register_operand.
23222 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
23223 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
23224 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
23225 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
23226 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
23227 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
23228 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
23229 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
23230 comparison with constm1_rtx from vec_prefetch_gen part.
23232 2016-01-13 Richard Biener <rguenther@suse.de>
23234 PR tree-optimization/69013
23235 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
23236 Exchange assert for a test.
23238 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23241 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
23243 2016-01-13 Richard Biener <rguenther@suse.de>
23245 PR tree-optimization/69242
23246 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
23247 assert with a check.
23249 2016-01-13 Richard Biener <rguenther@suse.de>
23251 PR tree-optimization/69186
23252 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
23253 Properly guard vect_update_misalignment_for_peel call.
23255 2016-01-12 Jeff Law <law@redhat.com>
23257 PR tree-optimization/pr67755
23258 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
23259 "need_profile_correction".
23260 (thread_block_1): Initialize new field to false by default. If we
23261 have multiple thread paths through a common joiner to different
23262 final targets, then set new field to true.
23263 (compute_path_counts): Only do count adjustment when it's really
23266 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
23268 * doc/invoke.texi (Spec Files): Move section down in file, past
23269 all command-line option descriptions.
23271 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23273 PR middle-end/54809
23274 * doc/gty.texi: Remove documentation of mark_hook.
23275 * gengtype.c (struct write_types_data): Remove code to support
23276 mark_hook attribute.
23277 (walk_type): Likewise.
23278 (write_func_for_structure): Likewise.
23280 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
23282 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
23283 Directory Options, and -specs= to Overall Options.
23284 (Overall Options): Adjust similarly. Reorder to group related
23285 options together. Make -specs= cross-reference the spec file details.
23286 (Directory Options): Adjust similarly.
23288 2016-01-12 Jeff Law <law@redhat.com>
23290 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
23292 2016-01-12 Olivier Hainque <hainque@adacore.com>
23294 * gcc.c (spec_undefvar_allowed): New global.
23295 (process_command): Set to true when running for --version or --help,
23297 (getenv_spec_function): When the variable is not defined, use the
23298 variable name as the variable value if we're allowed not to issue
23301 2016-01-12 Bin Cheng <bin.cheng@arm.com>
23303 PR tree-optimization/68911
23304 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
23305 information computed for expression "init + nit * step".
23307 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
23309 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
23310 about name of GCC executable. Remove deleted node from menu.
23311 (Directory Options) <-B>: Remove cross-reference to deleted node.
23312 (Target Options): Delete section.
23314 2016-01-12 Christian Bruel <christian.bruel@st.com>
23317 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
23318 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
23320 2016-01-12 Jakub Jelinek <jakub@redhat.com>
23323 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
23324 aligned_mem is properly set for AVX512-VL floating point masked
23328 * ifcvt.c (cond_exec_process_if_block): When removing the last
23329 insn from then_bb, remove also any possible barriers that follow it.
23331 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
23335 * config/i386/iamcu.h (SIZE_TYPE): New macro.
23336 (PTRDIFF_TYPE): Likewise.
23337 (WCHAR_TYPE): Likewise.
23338 (WCHAR_TYPE_SIZE): Likewise.
23339 (STDINT_LONG32): Likewise.
23341 2016-01-12 Richard Biener <rguenther@suse.de>
23343 PR tree-optimization/69053
23344 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
23345 convert initial value for cond reductions.
23347 2016-01-12 Richard Biener <rguenther@suse.de>
23349 PR tree-optimization/69007
23350 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
23351 widen_sum after dot_prod and sad.
23353 2016-01-12 Richard Biener <rguenther@suse.de>
23355 PR tree-optimization/69168
23356 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
23357 pattern stmt SLP type.
23358 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
23359 end up unused so cope with that case.
23361 2016-01-12 Richard Biener <rguenther@suse.de>
23363 PR tree-optimization/69157
23364 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
23365 stmts def type only during analyze phase.
23366 (vectorizable_call): Likewise.
23367 (vectorizable_simd_clone_call): Likewise.
23368 (vectorizable_conversion): Likewise.
23369 (vectorizable_assignment): Likewise.
23370 (vectorizable_shift): Likewise.
23371 (vectorizable_operation): Likewise.
23372 (vectorizable_store): Likewise.
23373 (vectorizable_load): Likewise.
23375 2016-01-12 Richard Biener <rguenther@suse.de>
23377 PR tree-optimization/69174
23378 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
23380 (vectorizable_load): Properly compute the number of loads needed
23381 for permuted strided SLP loads and do not spuriously assign
23382 to SLP_TREE_VEC_STMTS.
23384 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
23386 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
23387 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
23388 (MD_EXEC_PREFIX): Remove.
23389 (MD_STARTFILE_PREFIX) Removee.
23390 (FILE_NAME_ABSOLUTE_P): Remove.
23391 (CPP_SPEC): Do not read macros from sys/version.h.
23392 (LINK_COMMAND_SPEC): Remove.
23393 (LOCAL_INCLUDE_DIR): Remove.
23394 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
23395 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
23396 (POST_LINK_SPEC): Define to invoke stubify after linker
23397 (LIBSTDCXX): Remove define
23398 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
23399 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
23400 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
23401 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
23402 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
23403 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
23404 (i386_djgpp_asm_named_section): Add propotype of new procedure
23406 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
23407 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
23408 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
23409 in config/i386/djgpp.h).
23410 (STANDARD_STARTFILE_PREFIX_2): Define identical to
23411 STANDARD_STARTFILE_PREFIX_1.
23412 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
23413 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
23414 installation errors.
23415 (MAX_OFILE_ALIGNMENT): Define to 128.
23416 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
23418 * config/i386/djgpp.c: New file. Add implementation of
23419 i386_djgpp_asm_named_section.
23421 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
23423 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
23424 Add rule for building djgpp.o.
23426 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23428 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
23429 (rtx_is_swappable_p): Reductions are swappable.
23430 (insn_is_swappable_p): V2DF reductions are swappable.
23432 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
23434 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
23435 reloads for other unsupported memory operands.
23437 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23438 Jim Wilson <jim.wilson@linaro.org>
23441 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
23442 copy_to_mode_reg instead of force_reg.
23444 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
23447 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
23448 TARGET_80387 is true.
23450 2016-01-11 Jakub Jelinek <jakub@redhat.com>
23453 * lra-eliminations.c (move_plus_up): Only move plus up
23454 if subreg of the constant can be simplified into constant
23455 and use the simplified subreg of the constant instead of
23456 the original constant.
23458 * fold-const.c (fold_convertible_p): Don't return true
23459 for conversion of VECTOR_TYPE to same sized integral type.
23460 (fold_convert_loc): Fix up formatting. Fold conversion of
23461 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
23462 instead of NOP_EXPR.
23464 PR tree-optimization/69214
23465 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
23466 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
23469 PR tree-optimization/69207
23470 * tree-vect-slp.c (vect_get_constant_vectors): For
23471 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
23472 fold_convertible_p to vector_type's element type, and always
23473 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
23475 2016-01-11 Richard Biener <rguenther@suse.de>
23477 PR tree-optimization/69173
23478 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
23479 fixup the cycle if all stmts are in a pattern.
23481 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
23483 PR middle-end/68999
23484 * alias.c (base_alias_check): Move check for addresses with
23485 alignment ANDs before the call for compare_base_decls.
23486 (memrefs_conflict_p): Return -1 for different decls
23487 that went through alignment adjustments.
23489 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23491 PR rtl-optimization/68796
23492 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
23493 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
23494 and QImode comparisons against zero with CC_NZmode.
23495 * config/aarch64/iterators.md (short_mask): New mode_attr.
23497 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
23499 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
23500 (<avx512>_store<mode>_mask): Likewise.
23502 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
23503 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23505 PR rtl-optimization/68841
23506 * ifcvt.c (struct noce_if_info): Add orig_x field.
23507 (bbs_ok_for_cmove_arith): Add to_rename parameter.
23508 Don't record conflicts on to_rename if it's present.
23509 Allow memory destinations in sets.
23510 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
23511 blocks, passing orig_x to the checks.
23512 (noce_process_if_block): Set if_info->orig_x appropriately.
23514 2016-01-11 Tom de Vries <tom@codesourcery.com>
23516 PR tree-optimization/69069
23517 * tree-parloops.c (create_parallel_loop): Add missing phi args.
23519 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
23521 PR rtl-optimization/68920
23522 * config/i386/i386.c (ix86_option_override_internal): Restrict number
23523 of conditional moves for RTL if-conversion to 1 for
23524 TARGET_ONE_IF_CONV_INSN.
23525 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
23526 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
23527 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
23528 parameter to restirct number of conditional moves for
23530 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
23531 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
23534 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
23537 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
23538 onepart vars. Fix typo in comment. Fix reversed condition in
23540 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
23543 * var-tracking.c (dump_onepart_variable_differences): New.
23544 (dataflow_set_different): If a detailed dump is requested,
23545 delay early returns and dump differences between onepart
23546 variables present before and after, and added variables.
23548 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
23551 * expr.c (expand_expr_real_1): For boolean vector constants
23552 with a scalar mode use const_scalar_mask_from_tree.
23553 (const_scalar_mask_from_tree): New.
23554 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
23555 assigned to a mask type to handle constants.
23557 2016-01-11 Martin Jambor <mjambor@suse.cz>
23560 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
23561 useless parameters if we cannot change function signature.
23563 2016-01-11 Martin Jambor <mjambor@suse.cz>
23566 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
23569 2016-01-11 Tom de Vries <tom@codesourcery.com>
23571 PR tree-optimization/69109
23572 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
23575 2016-01-11 Tom de Vries <tom@codesourcery.com>
23577 PR tree-optimization/69108
23578 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
23579 res is not used in a phi.
23581 2016-01-11 Yury Gribov <y.gribov@samsung.com>
23584 * common.opt (frandom-seed): Fix parameter name.
23585 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
23587 2016-01-11 Tom de Vries <tom@codesourcery.com>
23589 PR tree-optimization/69058
23590 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
23593 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
23595 * config/arc/arc.opt (mdiv-rem): Add period to the end.
23596 (mcode-density): Likewise.
23598 2016-01-10 Tom de Vries <tom@codesourcery.com>
23600 PR tree-optimization/69062
23601 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
23602 (parallelize_loops): Don't paralelize loop that has phi with address
23605 2016-01-10 Tom de Vries <tom@codesourcery.com>
23607 PR tree-optimization/69039
23608 * tree-parloops.c (try_create_reduction_list): Only allow single exit
23611 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
23613 PR middle-end/68743
23614 * match.pd: Require target has function_c99_misc before doing
23615 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
23617 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
23619 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
23621 * configure: Regenerate.
23623 2016-01-09 Jakub Jelinek <jakub@redhat.com>
23625 PR middle-end/50865
23626 PR tree-optimization/69097
23627 * fold-const.h (expr_not_equal_to): New prototype.
23628 * fold-const.c: Include stringpool.h and tree-ssanames.h.
23629 (expr_not_equal_to): New function.
23630 * match.pd (X % -Y is the same as X % Y): Don't optimize
23631 unless X is known not to be equal to minimum or Y is known
23632 not to be equal to -1.
23633 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
23634 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
23635 (simplify_stmt_using_ranges): Adjust caller.
23636 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
23637 substitute_and_fold.
23639 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
23641 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
23644 2016-01-08 Jakub Jelinek <jakub@redhat.com>
23646 PR tree-optimization/69167
23647 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
23648 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
23650 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
23652 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
23653 Richard Biener <rguenther@suse.de>
23655 PR tree-optimization/68707
23656 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
23657 instances that can be handled via vect_load_lanes.
23659 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
23661 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
23662 if we can't determine address equivalence.
23663 * alias.c (compare_base_decl): Update for changed return value of
23664 symtab_node::equal_address_to.
23666 2016-01-08 Jason Merrill <jason@redhat.com>
23670 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
23671 * expr.c (store_field): Not here.
23672 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
23673 call with TREE_ADDRESSABLE type.
23674 * tree-cfg.c (verify_gimple_call): Adjust.
23676 2016-01-08 Olivier Hainque <hainque@adacore.com>
23678 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
23681 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
23683 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
23684 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
23685 (reduc_smin_v2sf): Rename to...
23686 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
23687 (reduc_splus_v2sf): Rename to...
23688 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
23690 2016-01-08 Jakub Jelinek <jakub@redhat.com>
23692 PR tree-optimization/69162
23693 * gimplify.c (gimplify_va_arg_expr): Encode original type of
23694 valist argument in another argument.
23695 (gimplify_modify_expr): Adjust for the above change. Cleanup.
23696 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
23697 to determine the va_list type, build a MEM_REF instead of
23698 build_fold_indirect_ref.
23700 PR tree-optimization/69172
23701 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
23704 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
23706 PR tree-optimization/67781
23707 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
23708 and cmpnop in two steps: first the ones not accessed in original
23709 gimple expression in a endian independent way and then the ones not
23710 accessed in the final result in an endian-specific way.
23712 2016-01-08 Jakub Jelinek <jakub@redhat.com>
23714 PR tree-optimization/69083
23715 * tree-vect-slp.c (vect_get_constant_vectors): For
23716 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
23717 element type. If op is fold_convertible_p to vector_type's element
23718 type, use NOP_EXPR instead of VCE.
23720 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
23722 PR rtl-optimization/67778
23723 PR rtl-optimization/68634
23724 PR rtl-optimization/68909
23725 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
23726 block from the stack until done with it. Remove a superfluous
23727 bitmap set. Remove a superfluous bitmap test.
23729 2016-01-07 Martin Sebor <msebor@redhat.com>
23732 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
23733 constraint on the type of arguments.
23735 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
23737 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
23738 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
23739 unaligned_access on the gcc_options set.
23740 * config/arm/arm.c (arm_option_override_internal): Use
23741 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
23743 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
23746 * config/i386/i386.c (ix86_frame_pointer_required): Enable
23747 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
23749 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
23752 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
23755 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
23756 depending on frame_pointer_needed before remaining integer and SSE
23757 registers are saved.
23759 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
23762 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
23764 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
23767 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
23768 Use the "xBm" constraint.
23769 (float<sseintvecmodelower><mode>2<mask_name><round_name):
23771 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
23772 (sse_cvtsi2ssq<round_name>): Likewise.
23773 (sse_cvtss2si<round_name>): Likewise.
23774 (sse_cvtss2siq<round_name>): Likewise.
23775 (sse2_cvtsi2sdq<round_name>): Likewise.
23776 (sse2_cvtsd2si<round_name>): Likewise.
23777 (sse2_cvtsd2siq<round_name>): Likewise.
23778 * config/i386/subst.md (round_nimm_scalar_predicate): New
23781 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
23783 PR middle-end/67639
23784 * varasm.c (make_decl_rtl): Mark invalid register vars as
23787 PR rtl-optimization/66206
23788 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
23789 All callers changed.
23791 2016-01-07 Jakub Jelinek <jakub@redhat.com>
23793 PR tree-optimization/69141
23794 * tree-ssa-pre.c: Include langhooks.h.
23795 (eliminate_dom_walker::before_dom_children): Use
23796 lang_hooks.decl_printable_name instead of
23797 cgraph_node::get ()->name ().
23799 PR middle-end/68960
23800 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
23801 it and DECL_ALIGN too.
23803 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
23805 * config/mips/mips-ftypes.def: Sort to lexicographical order.
23807 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
23810 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
23811 depending on frame_pointer_needed before remaining integer and SSE
23812 registers are saved.
23814 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23816 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
23817 mode iterator with VSX_M2.
23818 (*p9_vecstore_<mode>): Likewise.
23819 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
23820 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
23821 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
23822 (define_split for VSX_LE128 stores): Likewise.
23823 (define_peephole2 for TImode LE swaps): Likewise.
23824 (define_split for VSX_LE128 post-reload stores): Likewise.
23826 2016-01-06 Marek Polacek <polacek@redhat.com>
23829 * convert.c (convert_to_integer_1): Adjust call to
23830 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
23831 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
23832 EXPR instead of ARG.
23833 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
23835 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
23838 * doc/extend.texi (RL78 Variable Attributes): New section.
23840 2016-01-05 Marek Polacek <polacek@redhat.com>
23843 * builtins.c (get_memmodel): Use expansion point location rather than
23844 the input location. Call warning_at rather than warning.
23845 (expand_builtin_atomic_compare_exchange): Likewise.
23846 (expand_builtin_atomic_load): Likewise.
23847 (expand_builtin_atomic_store): Likewise.
23848 (expand_builtin_atomic_clear): Likewise.
23850 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
23853 * config/i386/i386.c (ix86_expand_vector_logical_operator):
23854 Replace nonimmediate_operand with vector_operand.
23855 * config/i386/predicates.md (vector_operand): New predicate.
23856 (general_vector_operand): Replace nonimmediate_operand with
23858 * config/i386/sse.md: Replace nonimmediate_operand with
23859 vector_operand and m constraint with Bm constraint on SSE
23860 patterns with 16-byte memory operand.
23861 * config/i386/subst.md (round_nimm_predicate): Replace
23862 nonimmediate_operand with vector_operand.
23863 (round_saeonly_nimm_predicate): Likewise.
23864 (round_saeonly_nimm_scalar_predicate): New.
23866 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
23869 * config/i386/constraints.md (Bm): New constraint.
23870 * config/i386/predicates.md (vector_memory_operand): New
23872 * config/i386/sse.md: Replace xm with xBm in plusminus and
23873 any_logic patterns.
23875 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
23878 * doc/extend.texi (V850 Function Attributes): New section.
23879 (V850 Variable Attributes): New section.
23881 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
23884 * doc/extend.texi (MicroBlaze Function Attributes): Document
23885 interrupt_handler and fast_interrupt attributes.
23887 2016-01-05 Sergei Trofimovich <siarheit@google.com>
23890 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
23891 for local symbolic operands.
23892 * config/ia64/predicates.md (local_symbolic_operand64): New
23895 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23897 PR rtl-optimization/68651
23898 * combine.c (combine_simplify_rtx): Canonicalize x + x into
23901 2016-01-05 Nathan Sidwell <nathan@acm.org>
23903 * alias.c (compare_base_decls): Use symtab_node::get.
23905 2016-01-05 Nick Clifton <nickc@redhat.com>
23908 * ira-costs.c (copy_cost): Initialise the t_icode field of the
23909 secondary_reload_info structure.
23912 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
23913 decls if weak support is available.
23915 2016-01-04 Martin Sebor <msebor@redhat.com>
23917 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
23919 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
23921 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
23922 OPTION_MASK_P9_DFORM.
23924 * config/rs6000/constraints.md (wo constraint): New constraint for
23927 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
23929 (rs6000_init_hard_regno_mode_ok): Likewise.
23931 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
23934 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
23935 expanders not to have constraints. Add support for ISA 3.0 xxperm
23936 instruction. Add support for fusing xxlor with xxperm.
23937 (altivec_vperm_<mode>_internal): Likewise.
23938 (altivec_vperm_v8hiv16qi): Likewise.
23939 (altivec_vperm_<mode>v16q): Likewise.
23940 (altivec_vperm_<mode>_uns): Likewise.
23941 (vperm_v8hiv4si): Likewise.
23942 (vperm_v16qiv8hi): Likewise.
23944 * doc/md.texi (RS/6000 constraints): Document wo constraint.
23946 2016-01-04 Jakub Jelinek <jakub@redhat.com>
23948 Update copyright years.
23950 * gcc.c (process_command): Update copyright notice dates.
23951 * gcov-dump.c (print_version): Ditto.
23952 * gcov.c (print_version): Ditto.
23953 * gcov-tool.c (print_version): Ditto.
23954 * gengtype.c (create_file): Ditto.
23955 * doc/cpp.texi: Bump @copying's copyright year.
23956 * doc/cppinternals.texi: Ditto.
23957 * doc/gcc.texi: Ditto.
23958 * doc/gccint.texi: Ditto.
23959 * doc/gcov.texi: Ditto.
23960 * doc/install.texi: Ditto.
23961 * doc/invoke.texi: Ditto.
23963 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
23965 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
23966 modes larger than TImode as TImode if NEON is not enabled.
23968 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
23971 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
23972 mode for %f0-%f31 only if TARGET_FPU.
23974 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
23977 * config/sparc/sparc.c (scan_record_type): Take into account subfields
23978 to compute the PACKED_P predicate.
23979 (function_arg_record_value): Minor tweaks.
23981 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23983 * doc/install.texi (--with-multilib-list): Describe the meaning of the
23984 option for arm*-*-* targets.
23986 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
23988 * doc/extend.texi (Common Function Attributes): Move docs for
23989 MSP430-specific attributes to....
23990 (MSP430 Function Attributes): ...here. Delete the redundant
23991 entries and copy-edit the remaining text.
23992 (MSP430 Variable Attributes): Use uniform format for index
23993 entries and add a cross-reference to the corresponding function
23996 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
23998 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
24000 (x86 Options): Likewise.
24002 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
24006 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
24007 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
24008 to corresponding attribute.
24010 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
24012 * doc/extend.texi (Common Function Attributes) <noplt>: Move
24013 to correct alphabetization of table. Copy-edit and correct
24015 <stack_protect>: Likewise.
24016 <target_clones>: Likewise.
24018 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
24019 Correct punctuation.
24020 (Code Gen Options) <-fno-plt>: Copy-edit.
24022 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
24025 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
24026 SI values. Explicitly convert SI to DI and vice-versa.
24028 2016-01-01 Jakub Jelinek <jakub@redhat.com>
24030 PR tree-optimization/69070
24031 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
24032 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
24035 * ubsan.c (ubsan_instrument_float_cast): Call
24036 initialize_sanitizer_builtins.
24039 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
24041 Copyright (C) 2016 Free Software Foundation, Inc.
24043 Copying and distribution of this file, with or without modification,
24044 are permitted in any medium without royalty provided the copyright
24045 notice and this notice are preserved.