1 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
2 Jakub Jelinek <jakub@redhat.com>
4 * hooks.h (hook_uint_uintp_false): Rename to...
5 (hook_bool_uint_uintp_false): ... this.
6 * hooks.c (hook_uint_uintp_false): Rename to...
7 (hook_bool_uint_uintp_false): ... this.
8 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
9 instead of hook_uint_uintp_false.
11 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
13 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
14 (arm_init_builtins): Move body of a loop to the standalone
15 function arm_init_neon_builtin.
16 (arm_expand_neon_builtin_1): New. Update comment. Function body
17 moved from arm_neon_builtin with some white-space fixes.
18 (arm_expand_neon_builtin): Move code into the standalone function
19 arm_expand_neon_builtin_1.
21 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
23 * config/arm/iterators.md (VCVTHI): New.
24 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
28 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
29 (V_HALF): Add V4HF. Fix white-space.
30 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
32 (V_sz_elem): Fix white-space.
33 (V_elem_ch): Likewise.
35 (scalar_mul_constraint): Add V8HF and V4HF.
36 (Is_float_mode): Fix white-space.
37 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
38 (q): Add HF. Fix white-space.
41 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
42 (neon_vfm_lane_as): New.
43 * config/arm/neon.md (add<mode>3_fp16): New.
44 (sub<mode>3_fp16): New.
45 (mul<mode>3add<mode>_neon): New.
46 (fma<VH:mode>4_intrinsic): New.
47 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
48 (fmsub<VH:mode>4_intrinsic): New.
49 (<absneg_str><mode>2): New.
50 (neon_v<absneg_str><mode>): New.
51 (neon_v<fp16_rnd_str><mode>): New.
52 (neon_vrsqrte<mode>): New.
53 (neon_vpaddv4hf): New.
54 (neon_vadd<mode>): New.
55 (neon_vsub<mode>): New.
56 (neon_vmulf<mode>): New.
57 (neon_vfma<VH:mode>): New.
58 (neon_vfms<VH:mode>): New.
59 (neon_vc<cmp_op><mode>): New.
60 (neon_vc<cmp_op><mode>_fp16insn): New
61 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
62 (neon_vca<cmp_op><mode>): New.
63 (neon_vca<cmp_op><mode>_fp16insn): New.
64 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
65 (neon_vc<cmp_op>z<mode>): New.
66 (neon_vabd<mode>): New.
67 (neon_v<maxmin>f<mode>): New.
68 (neon_vp<maxmin>fv4hf: New.
69 (neon_<fmaxmin_op><mode>): New.
70 (neon_vrecps<mode>): New.
71 (neon_vrsqrts<mode>): New.
72 (neon_vrecpe<mode>): New (VH variant).
73 (neon_vdup_lane<mode>_internal): New.
74 (neon_vdup_lane<mode>): New.
75 (neon_vcvt<sup><mode>): New (VCVTHI variant).
76 (neon_vcvt<sup><mode>): New (VH variant).
77 (neon_vcvt<sup>_n<mode>): New (VH variant).
78 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
79 (neon_vcvt<vcvth_op><sup><mode>): New.
80 (neon_vmul_lane<mode>): New.
81 (neon_vmul_n<mode>): New.
82 * config/arm/unspecs.md (UNSPEC_VCALE): New
84 (UNSPEC_VFMA_LANE): New.
85 (UNSPECS_VFMS_LANE): New.
87 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
89 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
90 ("*extzv<mode><clobbercc_or_nocc>"):
91 Correct a typo in a comment.
93 ("*insv<mode>_zEC12", "*insv<mode>_z10")
94 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
95 ("*insv<mode>_zEC12_appendbitsleft")
96 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
97 ("*insv<mode>_z10_appendbitsleft"): Ditto.
98 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
99 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
100 Provide pattern with operands switched.
101 ("*pre_z10_extv<mode>"):
102 Use new subst patterns.
103 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
104 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
105 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
106 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
107 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
108 ("*<risbg_n>_sidi_ior_and_lshiftrt")
109 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
111 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
112 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
113 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
115 ("SINT"): New mode_iterator with SI, HI, QI.
116 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
117 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
120 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
122 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to new
123 interface of s390_contiguous_bitmask_p.
124 ("contiguous_bitmask_nowrap_operand"): New predicate.
125 * ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
126 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
127 of s390_contiguous_bitmask_p.
128 * ("NxxDw"): Rename NxxDq constraint to NxxDw.
129 ("NxxSw"): New constraint.
130 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
131 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
133 (s390_contiguous_bitmask_nowrap_p): Export.
134 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
135 former s390_contiguous_bitmask_p.
136 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
137 detect contiguous bit ranges with wraparound. Change signature to
138 return START and END position instead of POS and LENGTH.
139 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
140 ranges with wraparound.
141 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
142 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
143 Adapt to new signature of s390_contiguous_bitmask_p.
145 2016-09-23 Bin Cheng <bin.cheng@arm.com>
147 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
148 (create_intersect_range_checks): New.
149 (vect_create_cond_for_alias_checks): Call above function.
151 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
153 * config/arm/iterators.md (Code iterators): Fix some white-space
157 (FCVT): Moved from vfp.md.
164 (FCVTI32typename): Moved from vfp.md.
165 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
166 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
167 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
168 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
169 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
172 (fp16_rnd_insn): New.
173 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
174 (UNSPEC_VCVT_HF_U_N): New.
175 (UNSPEC_VCVT_SI_S_N): New.
176 (UNSPEC_VCVT_SI_U_N): New.
177 (UNSPEC_VCVTH_S): New.
178 (UNSPEC_VCVTH_U): New.
179 (UNSPEC_VCVTA_S): New.
180 (UNSPEC_VCVTA_U): New.
181 (UNSPEC_VCVTM_S): New.
182 (UNSPEC_VCVTM_U): New.
183 (UNSPEC_VCVTN_S): New.
184 (UNSPEC_VCVTN_U): New.
185 (UNSPEC_VCVTP_S): New.
186 (UNSPEC_VCVTP_U): New.
187 (UNSPEC_VCVTP_S): New.
188 (UNSPEC_VCVTP_U): New.
196 * config/arm/vfp.md (<absneg_str>hf2): New.
198 (neon_v<fp16_rnd_str>hf): New.
204 (*mulsf3neghf_vfp): New.
205 (*negmulhf3_vfp): New.
206 (*mulsf3addhf_vfp): New.
207 (*mulhf3subhf_vfp): New.
208 (*mulhf3neghfaddhf_vfp): New.
209 (*mulhf3neghfsubhf_vfp): New.
212 (fmsubhf4_fp16): New.
217 (neon_vrsqrtshf): New.
218 (FCVT): Move to iterators.md.
219 (FCVTI32typename): Likewise.
220 (neon_vcvth<sup>hf): New.
221 (neon_vcvth<sup>si): New.
222 (neon_vcvth<sup>_nhf_unspec): New.
223 (neon_vcvth<sup>_nhf): New.
224 (neon_vcvth<sup>_nsi_unspec): New.
225 (neon_vcvth<sup>_nsi): New.
226 (neon_vcvt<vcvth_op>h<sup>si): New.
227 (neon_<fmaxmin_op>hf): New.
229 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
231 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
232 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
233 ("*insv<mode>_zEC12_appendbitsleft")
234 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
235 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
237 2016-09-23 Jakub Jelinek <jakub@redhat.com>
239 * ipa-cp.c (ipcp_store_vr_results): Avoid static local
241 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
242 construct values without normalization.
243 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
244 static local lhs_ops to vNULL.
246 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
247 Jiong Wang <jiong.wang@arm.com>
249 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
250 available when FP16 instructions are available.
251 (output_move_vfp): Add support for 16-bit data moves.
252 (arm_validize_comparison): Fix some white-space. Support HFmode
253 by conversion to SFmode.
254 * config/arm/arm.md (truncdfhf2): Fix a comment.
255 (extendhfdf2): Likewise.
257 (movsicc): Fix some white-space.
259 (movsfcc): Fix some white-space.
261 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
262 instructions are available.
263 (*thumb2_movhi_vfp): Likewise.
264 (*arm_movhi_fp16): New.
265 (*thumb2_movhi_fp16): New.
266 (*movhf_vfp_fp16): New.
267 (*movhf_vfp_neon): Disable when VFP FP16 instructions are
269 (*movhf_vfp): Likewise.
270 (extendhfsf2): Enable when VFP FP16 instructions are available.
271 (truncsfhf2): Enable when VFP FP16 instructions are available.
273 2016-09-23 Martin Liska <mliska@suse.cz>
275 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
277 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
279 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
281 (arm_evpc_neon_vtrn): Likewise.
282 (arm_evpc_neon_vrev): Likewise.
283 (arm_evpc_neon_vext): Likewise.
284 * config/arm/arm_neon.h (vbsl_f16): New.
288 (vdup_lane_f16): New.
289 (vdupq_lane_f16): New.
302 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
303 (vdup_lane): New (v8hf, v4hf variants).
304 (vext): New (v8hf, v4hf variants).
305 (vbsl): New (v8hf, v4hf variants).
306 * config/arm/iterators.md (VDQWH): New.
308 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
309 (Scalar_mul_8_16): Fix white-space.
310 (Is_d_reg): Add V4HF and V8HF.
311 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
312 (neon_vdup_lane<mode>): New.
313 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
314 (*neon_vtrn<mode>_insn): Likewise.
315 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
316 (*neon_vzip<mode>_insn): Likewise
317 (neon_vuzp<mode>_internal): Likewise.
318 (*neon_vuzp<mode>_insn): Likewise
319 * config/arm/vec-common.md (vec_perm_const<mode>): New.
321 2016-09-23 Jiong Wang <jiong.wang@arm.com>
322 Matthew Wahab <matthew.wahab@arm.com>
324 * config/arm/arm.c (output_move_vfp): Weaken assert to allow
326 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
327 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
328 available. Also fix some white-space.
329 * config/arm/vfp.md (*arm_movhi_vfp): New.
330 (*thumb2_movhi_vfp): New.
332 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
334 * config/arm/arm-c.c (arm_cpu_builtins): Define
335 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
336 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
338 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
340 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
341 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
342 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
343 arm_v8_2a_fp16_neon_hw.
344 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
347 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
349 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
350 arm_fp16_alternative_ok and arm_fp16_none_ok.
352 2016-09-23 Martin Liska <mliska@suse.cz>
354 * ipa-icf.c (sem_variable::merge): Replace adress
357 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
359 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
361 ("armv8.2-a+fp16"): New.
362 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
364 (FL2_FOR_ARCH8_2A): New.
365 * config/arm/arm-tables.opt: Regenerate.
366 * config/arm/arm.c (arm_arch8_2): New.
367 (arm_fp16_inst): New.
368 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
369 for incompatible fp16-format settings.
370 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
371 (TARGET_NEON_FP16INST): New.
372 (arm_arch8_2): Declare.
373 (arm_fp16_inst): Declare.
374 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
375 march=armv8.2-a and march=armv8.2-a+fp16.
376 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
378 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
379 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
381 2016-09-23 Martin Liska <mliska@suse.cz>
383 * doc/extend.texi: Remove fused-madd from i386 target
386 2016-09-23 Martin Liska <mliska@suse.cz>
388 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
391 2016-09-23 Martin Liska <mliska@suse.cz>
393 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
396 2016-09-23 Martin Liska <mliska@suse.cz>
399 * config/i386/i386.c (ix86_option_override_internal): Change
400 signature and return false when there's an error related to
402 (release_options_strings): New function.
403 (ix86_valid_target_attribute_tree): Call the function.
405 2016-09-23 Jakub Jelinek <jakub@redhat.com>
407 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
408 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
409 (gen_hsa_ctor_assignment): Likewise.
410 * print-tree.c (print_node): Likewise.
411 * tree-dump.c (dequeue_and_dump): Likewise.
412 * tree-sra.c (sra_modify_constructor_assign): Likewise.
413 * expr.c (store_constructor): Likewise.
414 * fold-const.c (operand_equal_p): Likewise.
415 * tree-pretty-print.c (dump_generic_node): Likewise.
416 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
417 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
419 2016-09-23 Richard Biener <rguenther@suse.de>
421 * hooks.h (hook_uint_uintp_false): Declare.
423 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
425 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
426 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
428 2016-09-22 Martin Sebor <msebor@redhat.com>
431 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
432 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
433 (target_int_min): Correct computation.
434 (format_integer): Use long long as the argument for the ll length
436 (format_floating): Use target_int_max().
437 (get_string_length): Same.
438 (format_string): Avoid setting the bounded flag for strings
440 (try_substitute_return_value): Avoid setting range info when
441 the result isn't bounded.
442 * varasm.c (assemble_name): Increase buffer size.
444 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
445 Terry Guo <terry.guo@arm.com>
447 * target.def (elf_flags_numeric): New target hook.
448 * targhooks.h (default_asm_elf_flags_numeric): New.
449 * varasm.c (default_asm_elf_flags_numeric): New.
450 (default_elf_asm_named_section): Use new target hook.
451 * config/arm/arm.opt (mpure-code): New.
452 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
453 * config/arm/arm.c (arm_asm_init_sections): Add section
454 attribute to default text section if -mpure-code.
455 (arm_option_check_internal): Diagnose use of option with
456 non supported targets and/or options.
457 (arm_asm_elf_flags_numeric): New.
458 (arm_function_section): New.
459 (arm_elf_section_type_flags): New.
460 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
462 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
463 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
465 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
467 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
469 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
471 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
472 * rtl.h: Adjust prototype.
474 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
476 * emit-rtl.c (next_active_insn): Change argument type to
478 (prev_active_insn): Likewise.
479 (active_insn_p): Likewise.
480 * rtl.h: Adjust prototypes.
481 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
482 * config/arc/arc.md: Likewise.
483 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
484 (branch_needs_nop_p): Likewise.
485 (use_skip_p): Likewise.
486 * config/sh/sh.c (gen_block_redirect): Likewise.
487 (split_branches): Likewise.
488 * reorg.c (optimize_skip): Likewise.
489 (fill_simple_delay_slots): Likewise.
490 (fill_slots_from_thread): Likewise.
491 (relax_delay_slots): Likewise.
492 * resource.c (mark_target_live_regs): Likewise.
494 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
496 * config/cris/cris.c (cris_asm_output_case_end): Change argument
498 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
499 (prev_nonnote_nondebug_insn): Likewise.
500 * config/cris/cris-protos.h: Adjust prototype.
502 * jump.c (rtx_renumbered_equal_p): Adjust.
504 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
506 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
507 * rtl.h: Adjust prototype.
508 * config/sh/sh.md: Adjust.
509 * dwarf2out.c (add_var_loc_to_decl): Likewise.
511 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
513 * emit-rtl.c (next_nondebug_insn): Change argument type to
515 (prev_nondebug_insn): Likewise.
516 * loop-doloop.c (doloop_condition_get): Likewise.
517 * rtl.h: Adjust prototype.
518 * cfgloop.h: Likewise.
520 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
522 * emit-rtl.c (next_nonnote_insn): Change argument type to
524 (prev_nonnote_insn): Likewise.
525 * jump.c (reversed_comparison_code_parts): Likewise.
526 (reversed_comparison): Likewise.
527 * rtl.h: Adjust prototypes.
528 * config/arc/arc.md: Adjust.
529 * cse.c (find_comparison_args): Likewise.
530 * reorg.c (redundant_insn): Change return type to rtx_insn *.
531 (fix_reg_dead_note): Change argument type to rtx_insn *.
532 (delete_prior_computation): Likewise.
533 (delete_computation): Likewise.
534 (fill_slots_from_thread): Adjust.
535 (relax_delay_slots): Likewise.
536 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
537 (simplify_relational_operation_1): Likewise.
538 (simplify_ternary_operation): Likewise.
540 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
542 * config/arc/arc-protos.h (arc_label_align): Change type of
543 variables from rtx to rtx_insn *.
544 * config/arc/arc.c (arc_label_align): Likewise.
545 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
546 * config/bfin/bfin.c (workaround_speculation): Likewise.
547 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
548 (find_last_same_clock): Likewise.
549 (reorg_split_calls): Likewise.
550 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
551 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
552 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
553 (same_cmp_following_p): Likewise.
554 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
555 (same_cmp_following_p): Likwise.
556 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
557 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
558 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
559 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2):
561 (rl78_alloc_physical_registers_cmp): Likewise.
562 (rl78_alloc_physical_registers_umul): Likewise.
563 (rl78_calculate_death_notes): Likewise.
564 * config/s390/s390-protos.h (s390_label_align): Likewise.
565 * config/s390/s390.c (s390_label_align): Likewise.
566 * config/sh/sh.c (barrier_align): Likewise.
567 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
568 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
569 (emit_cbcond_nop): Likewise.
571 2016-09-22 Martin Liska <mliska@suse.cz>
574 * ipa-icf.c (sem_variable::merge): Yield merge operation if
575 alias address matters, not necessarily address of original.
577 2016-09-22 Richard Biener <rguenther@suse.de>
580 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
583 2016-09-22 Richard Biener <rguenther@suse.de>
586 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
587 from constant folding results.
588 (gimple_resimplify2): Likewise.
589 (gimple_resimplify3): Likewise.
591 2016-09-22 Richard Biener <rguenther@suse.de>
594 * expr.c (expand_expr_real_1): Guard array access against negative
597 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
599 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
601 (format_floating): Likewise.
603 2016-09-22 Jakub Jelinek <jakub@redhat.com>
606 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
607 for all IFN_GOMP_SIMD_* internal fns, not just for
608 IFN_GOMP_SIMD_ORDERED_*.
610 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
613 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
614 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
615 instructions when you want to invert the test.
616 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
617 correct order for XXSEL.
618 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
619 for using XSCMP{EQ,GT,GE}DP.
621 2016-09-21 David Malcolm <dmalcolm@redhat.com>
623 * genconstants.c (main): Introduce noop_reader and convert call
624 to read_md_files to a method call.
625 * genenums.c (main): Likewise.
626 * genmddeps.c (main): Likewise.
627 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
628 rtx_reader_ptr->get_top_level_filename ().
629 (write_tm_preds_h): Likewise.
630 (write_insn_preds_c): Likewise.
631 * gensupport.c (class gen_reader): New subclass of rtx_reader.
632 (rtx_handle_directive): Convert to...
633 (gen_reader::handle_unknown_directive): ...this.
634 (init_rtx_reader_args_cb): Convert return type from bool to
635 rtx_reader *. Create a gen_reader instance, using it for the
636 call to read_md_files. Return it if no errors occur.
637 (init_rtx_reader_args): Convert return type from bool to
639 * gensupport.h (init_rtx_reader_args_cb): Likewise.
640 (init_rtx_reader_args_cb): Likewise.
641 * read-md.c (struct file_name_list): Move to class rtx_reader.
642 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
643 (read_md_filename): Delete in favor of
644 rtx_reader::m_read_md_filename.
645 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
646 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
647 (base_dir): Delete in favor of rtx_reader::m_base_dir.
648 (first_dir_md_include): Delete in favor of
649 rtx_reader::m_first_dir_md_include.
650 (last_dir_md_include_ptr): Delete in favor of
651 rtx_reader::m_last_dir_md_include_ptr.
652 (max_include_len): Delete.
653 (rtx_reader_ptr): New.
654 (fatal_with_file_and_line): Use get_filename and get_lineno
655 accessors of rtx_reader_ptr.
656 (require_char_ws): Likewise.
657 (rtx_reader::read_char): New method, based on ::read_char.
658 (rtx_reader::unread_char): New method, based on ::unread_char.
659 (read_escape): Use get_filename and get_lineno accessors of
661 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
662 (read_string): Use get_filename and get_lineno accessors of
664 (rtx_reader::rtx_reader): New ctor.
665 (rtx_reader::~rtx_reader): New dtor.
666 (handle_include): Convert from a function to...
667 (rtx_reader::handle_include): ...this method, converting
668 handle_directive from a callback to a virtual function.
669 (handle_file): Likewise, converting to...
670 (rtx_reader::handle_file): ...this method.
671 (handle_toplevel_file): Likewise, converting to...
672 (rtx_reader::handle_toplevel_file): ...this method.
673 (rtx_reader::get_current_location): New method.
674 (parse_include): Convert from a function to...
675 (rtx_reader::add_include_path): ...this method, dropping redundant
676 update to unused max_include_len.
677 (read_md_files): Convert from a function to...
678 (rtx_reader::read_md_files): ...this method, converting
679 handle_directive from a callback to a virtual function.
680 (noop_reader::handle_unknown_directive): New method.
681 * read-md.h (directive_handler_t): Delete this typedef.
683 (read_md_file): Delete.
684 (read_md_lineno): Delete.
685 (read_md_filename): Delete.
686 (class rtx_reader): New class.
687 (rtx_reader_ptr): New decl.
688 (class noop_reader): New subclass of rtx_reader.
689 (read_char): Reimplement in terms of rtx_reader::read_char.
690 (unread_char): Reimplement in terms of rtx_reader::unread_char.
691 (read_md_files): Delete.
692 * read-rtl.c (read_rtx_code): Update for deletion of globals
693 read_md_filename and read_md_lineno.
695 2016-09-21 Jason Merrill <jason@redhat.com>
697 * input.h (from_macro_definition_at): New.
699 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
701 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
703 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
705 PR tree-optimization/77550
706 * tree-vect-stmts.c (create_array_ref): Change parameters.
707 (get_group_alias_ptr_type): New function.
708 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
710 2016-09-21 Marek Polacek <polacek@redhat.com>
712 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
713 Add falls through comment.
715 2016-09-21 Richard Biener <rguenther@suse.de>
717 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
718 (replace_child): Likewise.
719 (remove_child_TAG): Adjust.
720 (move_marked_base_types): Likewise.
721 (prune_unused_types_prune): Clear die_sib of removed children.
723 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
726 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
727 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
729 2016-09-21 Richard Biener <rguenther@suse.de>
731 PR tree-optimization/77648
732 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
734 (make_transitive_closure_constraints): Adjust comment.
735 (make_any_offset_constraints): New function.
736 (handle_rhs_call): Make sure to first expand a pointer to all
737 subfields before transitively closing it.
738 (handle_const_call): Likewise. Properly expand returned
740 (handle_pure_call): Likewise.
742 2016-09-21 Richard Biener <rguenther@suse.de>
743 Jakub Jelinek <jakub@redhat.com>
745 PR tree-optimization/77621
746 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
747 group at non-vectorizable stmts.
749 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
751 PR tree-optimization/72835
752 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
753 (make_new_ssa_for_all_defs): Likewise.
754 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
756 2016-09-20 Martin Sebor <msebor@redhat.com>
759 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
760 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
761 * config/linux.c (gnu_libc_printf_pointer_format): New function.
762 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
763 * config/sol2.c (solaris_printf_pointer_format): New function.
764 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
766 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
767 * doc/tm.texi: Regenerate.
768 * gimple-fold.h (get_range_strlen): New function.
769 (get_maxval_strlen): Declare existing function.
770 * gimple-fold.c (get_range_strlen): Add arguments and compute both
772 (get_range_strlen): Define overload.
773 (get_maxval_strlen): Adjust.
774 * gimple-ssa-sprintf.c: New file and pass.
775 * passes.def (pass_sprintf_length): Add new pass.
776 * targhooks.h (default_printf_pointer_format): Declare new function.
777 (gnu_libc_printf_pointer_format): Same.
778 (solaris_libc_printf_pointer_format): Same.
779 * targhooks.c (default_printf_pointer_format): Define new function.
780 * tree-pass.h (make_pass_sprintf_length): Declare new function.
781 * print-tree.c: Increase buffer size.
783 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
785 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp
788 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
790 * common.opt: New option -fipa-vrp.
791 * ipa-cp.c (ipa_get_vr_lat): New.
792 (ipcp_vr_lattice::print): Likewise.
793 (print_all_lattices): Call ipcp_vr_lattice::print.
794 (ipcp_vr_lattice::meet_with): New.
795 (ipcp_vr_lattice::meet_with_1): Likewise.
796 (ipcp_vr_lattice::top_p): Likewise.
797 (ipcp_vr_lattice::bottom_p): Likewsie.
798 (ipcp_vr_lattice::set_to_bottom): Likewise.
799 (set_all_contains_variable): Call VR set_to_bottom.
800 (initialize_node_lattices): Init VR lattices.
801 (propagate_vr_accross_jump_function): New.
802 (propagate_constants_accross_call): Call
803 propagate_vr_accross_jump_function.
804 (ipcp_store_vr_results): New.
805 (ipcp_driver): Handle VR.
806 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
807 (ipa_set_jf_unknown): Likewise.
808 (ipa_compute_jump_functions_for_edge): Likewise.
809 (ipa_node_params_t::duplicate): Likewise.
810 (ipa_write_jump_function): Likewise.
811 (ipa_read_jump_function): Likewise.
812 (write_ipcp_transformation_info): Likewise.
813 (read_ipcp_transformation_info): Likewise.
814 (ipcp_update_vr): New.
815 (ipcp_transform_function): Handle VR.
816 * ipa-prop.h (struct ipa_vr): New.
817 * cgraph.c: Include tree-vrp.h.
818 * cgraphunit.c: Likewise.
819 * ipa-utils.c: Likewise.
822 * toplev.c: Likewise.
823 * ipa-devirt.c: Likewise.
824 * ipa-inline-transform.c: Likewise.
825 * ipa-inline.c: Likewise.
826 * ipa-profile.c: Likewise.
828 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
830 * doc/invoke.texi: Document -fdump-tree-evrp.
831 * passes.def: Define new pass_early_vrp.
832 * timevar.def: Define new TV_TREE_EARLY_VRP.
833 * tree-pass.h (make_pass_early_vrp): New.
834 * tree-ssa-propagate.c: Make replace_uses_in non static.
835 * tree-ssa-propagate.h: Export replace_uses_in.
836 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
837 (extract_range_from_assert): Factor out
838 extract_range_for_var_from_comparison_expr.
839 (vrp_initialize_lattice): New.
840 (vrp_initialize): Factor out vrp_initialize_lattice.
841 (vrp_valueize): Fix it to reject complex value ranges.
842 (vrp_free_lattice): New.
843 (evrp_dom_walker::before_dom_children): Likewise.
844 (evrp_dom_walker::after_dom_children): Likewise.
845 (evrp_dom_walker::push_value_range): Likewise.
846 (evrp_dom_walker::pop_value_range): Likewise.
847 (execute_early_vrp): Likewise.
848 (execute_vrp): Call vrp_initialize_lattice and
850 (make_pass_early_vrp): New.
852 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
854 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
855 instead of exact_log2.
857 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
860 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
861 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
862 (ix86_add_stmt_cost): Penalize DFmode vector operations
863 for !TARGET_VECTORIZE_DOUBLE.
865 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
867 * doc/invoke.texi (Warning Options): Simplify language.
868 (Optimize Options): Complete sentence.
870 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
872 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
875 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
878 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
879 inits on power8 and above, use the VMRGEW instruction instead of a
882 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
883 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
886 2016-09-20 Tamar Christina <tamar.christina@arm.com>
888 * config/aarch64/arm_neon.h
889 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
890 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
891 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
893 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
895 * config/var/vax.h (ELIMINABLE_REGS): Define.
896 (INITIAL_ELIMINATION_OFFSET): Define.
898 2016-09-20 Jakub Jelinek <jakub@redhat.com>
901 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
902 cast to void * if the cast is from some other pointer type.
904 2016-09-20 Richard Biener <rguenther@suse.de>
906 PR tree-optimization/77646
907 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
910 2016-09-20 Tamar Christina <tamar.christina@arm.com>
912 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
913 attributes to all inlined functions and make them extern.
915 2016-09-20 Richard Biener <rguenther@suse.de>
917 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
919 * debug.c (do_nothing_debug_hooks): Adjust.
920 * dbxout.c (dbx_debug_hooks): Likewise.
921 * sdbout.c (sdb_debug_hooks): Likewise.
922 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
923 (dwarf2out_finish): Move producer, filename and
925 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
926 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
928 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
931 * doc/invoke.texi: Document -Wint-in-bool-context.
934 * dwarf2out.c (output_loc_operands): Fix an assertion.
936 2016-09-19 Joseph Myers <joseph@codesourcery.com>
938 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
939 (CR_DECIMAL_DIG): New macro.
941 2016-09-19 Joseph Myers <joseph@codesourcery.com>
943 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
946 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
948 PR rtl-optimization/77416
949 * lra-remat.c (operand_to_remat): Process hard coded insn
952 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
954 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
955 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
957 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
959 * target.def (lra_p): Wordsmithing.
960 * doc/tm.texi: Regenerate.
962 2016-09-19 Jakub Jelinek <jakub@redhat.com>
963 Jan Hubicka <jh@suse.cz>
966 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
967 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
968 Call ultimate_alias_target just once, not up to 4 times.
970 2016-09-19 Richard Biener <rguenther@suse.de>
972 * dwarf2out.c (early_dwarf_finished): New global.
973 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
975 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
976 if called from LTO exit early.
977 (dwarf2out_late_global_decl): When being during the early
978 debug phase do not add locations but only const value attributes.
979 Adjust the way we generate early DIEs for LTO.
981 2016-09-19 Richard Biener <rguenther@suse.de>
984 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
985 proper niter to bound the loops.
987 2016-09-19 Richard Biener <rguenther@suse.de>
989 PR tree-optimization/77514
990 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
991 search for folded stmt.
993 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
995 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
996 * tree-pass.h (make_pass_early_thread_jumps): Declare.
997 * tree-ssa-threadbackward.c (fsm_find_thread_path,
998 fsm_find_thread_path, profitable_jump_thread_path,
999 fsm_find_control_statement_thread_paths,
1000 find_jump_threads_backwards): Add speed_p parameter.
1001 (pass_data_early_thread_jumps): New pass.
1002 (make_pass_early_thread_jumps): New function.
1004 2016-09-17 Andreas Schwab <schwab@suse.de>
1006 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
1007 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
1009 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
1011 * recog.c (rest_of_handle_split_after_reload): Delete.
1012 (pass_split_after_reload::gate): New method.
1013 (pass_split_after_reload::execute): Call split_all_insns directly.
1015 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
1017 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
1018 parameters for functions taking long long arguments.
1020 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1023 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
1024 splat with truncate.
1026 2016-09-16 Jason Merrill <jason@redhat.com>
1028 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
1030 * hwint.c (exact_log2): Use pow2p_hwi.
1031 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
1032 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
1033 * builtins.c (get_object_alignment_2, get_object_alignment)
1034 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
1036 * calls.c (compute_argument_addresses, store_one_arg): Use
1038 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
1039 * combine.c (force_to_mode): Use least_bit_hwi.
1040 (contains_muldiv, find_split_point, combine_simplify_rtx)
1041 (simplify_if_then_else, simplify_set, force_to_mode)
1042 (if_then_else_cond, simplify_and_const_int_1)
1043 (simplify_compare_const): Use pow2p_hwi.
1044 * cse.c (fold_rtx): Use pow2p_hwi.
1045 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
1047 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
1048 (init_expmed_one_conv): Use pow2p_hwi.
1049 * expr.c (is_aligning_offset): Use pow2p_hwi.
1050 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
1051 (fold_binary_loc): Use pow2p_hwi.
1052 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
1053 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
1054 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
1055 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
1057 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
1058 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
1059 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
1060 * omp-low.c (oacc_loop_fixed_partitions)
1061 (oacc_loop_auto_partitions): Use least_bit_hwi.
1062 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
1063 * stor-layout.c (place_field): Use least_bit_hwi.
1064 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
1065 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
1066 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
1067 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
1068 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
1069 * tree-vect-data-refs.c (vect_analyze_group_access_1)
1070 (vect_grouped_store_supported, vect_grouped_load_supported)
1071 (vect_permute_load_chain, vect_shift_permute_load_chain)
1072 (vect_transform_grouped_load): Use pow2p_hwi.
1073 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
1074 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
1075 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
1077 * tsan.c (instrument_expr): Use least_bit_hwi.
1078 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
1080 2016-09-16 Andreas Schwab <schwab@suse.de>
1082 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
1084 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
1086 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1089 * combine.c (rest_of_handle_combine): If any edges have been purged,
1090 free dominators if available.
1092 2016-09-16 Jakub Jelinek <jakub@redhat.com>
1093 Eric Botcazou <ebotcazou@adacore.com>
1096 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
1097 through into expand_addsub_overflow after expand_neg_overflow.
1099 2016-09-15 David Malcolm <dmalcolm@redhat.com>
1101 * diagnostic-show-locus.c
1102 (selftest::test_fixit_insert_containing_newline): New function.
1103 (selftest::test_fixit_replace_containing_newline): New function.
1104 (selftest::diagnostic_show_locus_c_tests): Call the above.
1106 2016-09-15 Bin Cheng <bin.cheng@arm.com>
1108 PR tree-optimization/77503
1109 * tree-vect-loop.c (vectorizable_reduction): Record reduction
1110 code for CONST_COND_REDUCTION at analysis stage and use it at
1112 * tree-vectorizer.h (struct _stmt_vec_info): New field.
1113 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
1114 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
1117 2016-09-15 Richard Biener <rguenther@suse.de>
1120 * fold-const.c (split_tree): Do not split constant ~X.
1122 2016-09-15 Jakub Jelinek <jakub@redhat.com>
1124 PR rtl-optimization/77425
1125 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
1129 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
1130 use %qs instead of %s where desirable, use argument instead of arg in
1131 the diagnostic wording, add list of supported strategies and
1133 (ix86_option_override_internal): Emit target("m...") instead of
1134 option("m...") in the diagnostic. Use %qs instead of %s in invalid
1135 -march/-mtune option diagnostic. Add list of supported arches/tunings
1136 and spellcheck hint. Remove prefix, suffix and sw variables, use
1137 main_args_p ? "..." : "..." in diagnostics to make translation
1140 2016-09-15 Richard Biener <rguenther@suse.de>
1142 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
1143 extra offset argument.
1144 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
1145 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
1146 to reflect new offset parameter.
1147 * doc/tm.texi: Regenerate.
1148 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
1149 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
1151 (darwin_asm_output_dwarf_offset): Likewise.
1152 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
1154 (darwin_asm_output_dwarf_offset): Pass offset argument through.
1155 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
1156 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
1158 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
1161 * ipa-icf.c (set_alias_uids): New function.
1162 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
1163 all the merged variable's referring aliases.
1165 2016-09-15 Richard Biener <rguenther@suse.de>
1167 PR tree-optimization/77514
1168 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
1169 only forced_stmts sequence.
1171 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
1173 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
1174 * cfgexpand.c (update_alias_info_with_stack_vars): Use
1175 FOR_EACH_SSA_NAME to iterate over SSA variables.
1176 (pass_expand::execute): Likewise.
1177 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
1178 * tree-cfg.c (dump_function_to_file): Likewise.
1179 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
1180 (update_ssa): Likewise.
1181 * tree-ssa-alias.c (dump_alias_info): Likewise.
1182 * tree-ssa-ccp.c (ccp_finalize): Likewise.
1183 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
1184 (create_outofssa_var_map): Likewise.
1185 (coalesce_ssa_name): Likewise.
1186 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
1187 * tree-ssa-pre.c (compute_avail): Likewise.
1188 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
1189 (scc_vn_restore_ssa_info): Likewise.
1190 (free_scc_vn): Likwise.
1191 (run_scc_vn): Likewise.
1192 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
1193 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
1194 * tree-ssa-copy.c (fini_copy_prop): Likewise.
1195 * tree-ssa.c (verify_ssa): Likewise.
1197 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
1199 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
1200 and mips64r2 as default 32-bit and 64-bit architectures.
1201 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
1202 as default 32-bit and 64-bit architectures.
1204 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
1206 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
1209 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
1211 * target.def (lra_p): Change commentary (for the manual) for the
1213 * doc/tm.texi: Regenerate.
1215 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
1217 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
1218 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
1219 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
1220 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
1222 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
1224 * targhooks.c (default_lra_p): Return true instead of false.
1226 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
1228 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
1229 hook_bool_void_false.
1230 * config/avr/avr.c: Ditto.
1231 * config/bfin/bfin.c: Ditto.
1232 * config/c6x/c6x.c: Ditto.
1233 * config/cr16/cr16.c: Ditto.
1234 * config/cris/cris.c: Ditto.
1235 * config/epiphany/epiphany.c: Ditto.
1236 * config/fr30/fr30.c: Ditto.
1237 * config/frv/frv.c: Ditto.
1238 * config/h8300/h8300.c: Ditto.
1239 * config/ia64/ia64.c: Ditto.
1240 * config/iq2000/iq2000.c: Ditto.
1241 * config/lm32/lm32.c: Ditto.
1242 * config/m32c/m32c.c: Ditto.
1243 * config/m32r/m32r.c: Ditto.
1244 * config/m68k/m68k.c: Ditto.
1245 * config/mcore/mcore.c: Ditto.
1246 * config/microblaze/microblaze.c: Ditto.
1247 * config/mmix/mmix.c: Ditto.
1248 * config/mn10300/mn10300.c: Ditto.
1249 * config/moxie/moxie.c: Ditto.
1250 * config/msp430/msp430.c: Ditto.
1251 * config/nios2/nios2.c: Ditto.
1252 * config/nvptx/nvptx.c: Ditto.
1253 * config/pa/pa.c: Ditto.
1254 * config/pdp11/pdp11.c: Ditto.
1255 * config/rl78/rl78.c: Ditto.
1256 * config/sparc/sparc.c: Ditto.
1257 * config/spu/spu.c: Ditto.
1258 * config/stormy16/stormy16.c: Ditto.
1259 * config/tilegx/tilegx.c: Ditto.
1260 * config/tilepro/tilepro.c: Ditto.
1261 * config/v850/v850.c: Ditto.
1262 * config/vax/vax.c: Ditto.
1263 * config/visium/visium.c: Ditto.
1264 * config/xtensa/xtensa.c: Ditto.
1266 2016-09-14 Jakub Jelinek <jakub@redhat.com>
1269 * tsan.c: Include target.h.
1270 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
1271 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
1272 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
1273 BUILT_IN_ATOMIC_TEST_AND_SET entries.
1274 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
1276 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
1277 Martin Liska <mliska@suse.cz>
1280 * predict.c (force_edge_cold): Add braces to a condition.
1282 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
1284 PR rtl-optimization/77289
1285 * lra-constraints.c (get_final_hard_regno): Removed.
1286 (get_hard_regno): Add new parameter final_p.
1287 (get_reg_class): Directly call lra_get_elimination_hard_regno.
1288 (operands_match_p): Adjust call to get_hard_regno.
1289 (uses_hard_regs_p): Likewise.
1290 (process_alt_operands): Likewise.
1292 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
1295 * config/msp430/msp430.c (msp430_start_function): Emit an error
1296 if a function is both weak and specifies an interrupt number.
1298 2016-09-13 Jakub Jelinek <jakub@redhat.com>
1300 PR tree-optimization/77454
1301 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
1302 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
1305 2016-09-13 Tamar Christina <tamar.christina@arm.com>
1307 * config/aarch64/aarch64-builtins.c
1308 (aarch64_init_simd_builtins): Fix builtin type signature printing.
1310 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
1312 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
1313 SFmode and SCmode arguments by reference.
1315 2016-09-13 David Malcolm <dmalcolm@redhat.com>
1317 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
1319 (selftest::test_one_liner_fixit_insert_before): ...this, and update
1320 for renaming of add_fixit_insert to add_fixit_insert_before.
1321 (selftest::test_one_liner_fixit_insert_after): New function.
1322 (selftest::test_one_liner_fixit_validation_adhoc_locations):
1323 Update for renaming of add_fixit_insert to add_fixit_insert_before.
1324 (selftest::test_one_liner_many_fixits): Likewise.
1325 (selftest::test_diagnostic_show_locus_one_liner): Update for
1326 renaming, call new test function.
1327 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
1328 renaming of add_fixit_insert to add_fixit_insert_before.
1329 (selftest::test_fixit_consolidation): Likewise.
1330 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
1332 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
1333 (selftest::test_applying_fixits_insert_before): ...this.
1334 (selftest::test_applying_fixits_insert): Update for renaming of
1335 add_fixit_insert to add_fixit_insert_before.
1336 (selftest::test_applying_fixits_insert_after): New function.
1337 (selftest::test_applying_fixits_insert_after_at_line_end): New
1339 (selftest::test_applying_fixits_insert_after_failure): New function.
1340 (selftest::test_applying_fixits_multiple): Update for renaming of
1341 add_fixit_insert to add_fixit_insert_before.
1342 (selftest::change_line): Likewise.
1343 (selftest::test_applying_fixits_unreadable_file): Likewise.
1344 (selftest::test_applying_fixits_line_out_of_range): Likewise.
1345 (selftest::test_applying_fixits_column_validation): Likewise.
1346 (selftest::test_applying_fixits_column_validation): Likewise.
1347 (selftest::edit_context_c_tests): Update for renamed test function;
1348 call new test functions.
1350 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
1352 PR tree-optimization/77536
1353 PR rtl-optimization/68212
1354 * config/rs6000/rs6000.md (div->recip splitter): Remove
1355 optimize_insn_for_speed_p condition.
1357 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
1359 * optabs.c (prepare_cmp_insn): Update documentation comment.
1361 2016-09-13 Jakub Jelinek <jakub@redhat.com>
1362 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1365 * opts.h (candidates_list_and_hint): Declare.
1366 * opts-common.c (candidates_list_and_hint): New function.
1367 (cmdline_handle_error): Use it.
1369 2016-09-12 David Malcolm <dmalcolm@redhat.com>
1371 * edit-context.c (edited_line::get_len): New accessor.
1372 (edited_file::print_diff): Split out hunk-printing into...
1373 (edited_file::print_diff_hunk): New method.
1374 (edited_file::print_diff_line): New method.
1376 2016-09-12 Andrew Pinski <apinski@cavium.com>
1378 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
1380 * config/aarch64/aarch64.c (thunderx_tunings): Enable
1381 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
1382 (aarch64_operands_ok_for_ldpstp): Return false if
1383 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
1384 was SImode and the alignment is less than 8 byte.
1385 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
1387 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
1390 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
1392 2016-09-12 Marek Polacek <polacek@redhat.com>
1394 * doc/extend.texi: Use lowercase "boolean".
1395 * doc/invoke.texi: Likewise.
1396 * doc/md.texi: Likewise.
1397 * target.def: Likewise.
1398 * doc/tm.texi: Regenerated.
1400 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1403 * expmed.c (synth_mult): Delete duplicate mode check.
1405 2016-09-10 Tom de Vries <tom@codesourcery.com>
1408 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
1410 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
1411 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
1413 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
1415 PR rtl-optimization/77289
1416 * lra-constraints.c (get_final_hard_regno): Add support for non hard
1417 register numbers. Remove support for subregs.
1418 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
1419 (get_reg_class): Delete removed get_final_hard_regno() argument.
1420 (uses_hard_regs_p): Call get_final_hard_regno().
1422 2016-09-09 Martin Sebor <msebor@redhat.com>
1426 * pretty-print.c (pp_quoted_string): New function.
1427 (pp_format): Call it for %c and %s directives.
1429 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
1431 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
1432 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
1433 INITIAL_ELIMINATION_OFFSET) : Update documentation.
1434 * target.def (frame_pointer_required, can_eliminate): Likewise.
1435 * doc/tm.texi: Regenerated.
1436 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
1438 * df-scan.c (df_hard_reg_init): Likewise.
1439 * ira.c (ira_setup_eliminable_regset): Likewise.
1440 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
1441 init_elim_table): Likewise.
1442 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
1443 set_initial_elim_offsets, update_eliminables,
1444 init_elim_table): Likewise.
1445 * rtlanal.c (get_initial_register_offset): Likewise.
1446 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
1447 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
1448 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
1449 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
1450 * config/fr30/fr30.h: Fix comment.
1451 * config/frv/frv.c: Likewise.
1452 * config/frv/frv.h: Likewise.
1453 * config/ft32/ft32.h: Likewise.
1454 * config/visium/visium.h: Likewise.
1455 * config/pa/pa64-linux.h: Likewise.
1456 * config/v850/v850.h: Likewise.
1457 * config/cris/cris.c: Likewise.
1458 * config/ia64/ia64.h: Likewise.
1459 * config/moxie/moxie.h: Likewise.
1460 * config/m32r/m32r.h: Likewise.
1462 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
1465 * config.in: Regenerate.
1466 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
1468 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
1469 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
1470 static-libmpxwrappers case.
1471 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
1472 MPX_LD_AS_NEEDED_GUARD_POP.
1473 * configure: Regenerate.
1474 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
1475 defined if linker support "--push-state"/"--pop-state".
1477 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
1479 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
1481 2016-09-09 Joseph Myers <joseph@codesourcery.com>
1483 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
1484 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
1485 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
1486 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
1487 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
1488 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
1489 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
1491 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
1492 width macros from TS 18661-1.
1493 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
1495 2016-09-08 Jakub Jelinek <jakub@redhat.com>
1498 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
1499 OMP_CLAUSE_SAFELEN_EXPR.
1501 2016-09-07 David Malcolm <dmalcolm@redhat.com>
1503 * Makefile.in (OBJS): Add substring-locations.o.
1504 * langhooks-def.h (class substring_loc): New forward decl.
1505 (lhd_get_substring_location): New decl.
1506 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
1507 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
1508 * langhooks.c (lhd_get_substring_location): New function.
1509 * langhooks.h (class substring_loc): New forward decl.
1510 (struct lang_hooks): Add field get_substring_location.
1511 * substring-locations.c: New file, taking definition of
1512 format_warning_va and format_warning_at_substring from
1513 c-family/c-format.c, making them non-static.
1514 * substring-locations.h (class substring_loc): Move class here
1515 from c-family/c-common.h. Add and rewrite comments.
1516 (format_warning_va): New decl.
1517 (format_warning_at_substring): New decl.
1518 (get_source_location_for_substring): Add comment.
1520 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
1522 * config/i386/i386.c: Add 'U' suffix to processor feature bits
1523 to avoid -Wnarrowing warning.
1524 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
1525 * opts.c: Likewise for SANITIZER_OPT bitmasks.
1527 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
1529 * config/aarch64/aarch64.c (aarch64_legitimize_address):
1530 Avoid use of base_offset if offset already in range.
1532 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
1534 * config/sh/sh-protos.h (struct sh_atomic_model,
1535 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
1536 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
1537 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
1538 * config/sh/sh.h (struct sh_atomic_model,
1539 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
1540 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
1541 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
1542 Guard with __cplusplus.
1544 2016-09-06 Jakub Jelinek <jakub@redhat.com>
1547 * config/i386/i386.c (ix86_expand_builtin): For builtin with
1548 unsupported or unknown ISA, use expand_call.
1550 2016-09-06 Martin Liska <mliska@suse.cz>
1552 PR gcov-profile/77378
1553 PR gcov-profile/77466
1554 * tree-profile.c (tree_profiling): Detect whether target can use
1555 -fprofile-update=atomic.
1557 2016-09-06 Richard Biener <rguenther@suse.de>
1559 PR tree-optimization/77479
1560 * tree-vrp.c (update_value_range): Extend overflow handling to
1563 2016-09-05 Jakub Jelinek <jakub@redhat.com>
1566 * config/i386/i386.md (isa): Add x64_avx512bw.
1567 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
1568 (kmov_isa): New mode attr.
1569 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
1570 (*zero_extend<mode>si2): Likewise.
1571 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
1573 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
1575 * doc/invoke.texi (SPU Options): nops -> NOPs.
1576 (x86 Options): Ditto.
1578 2016-09-05 Jakub Jelinek <jakub@redhat.com>
1581 * toplev.c (process_options): Temporarily set input_location
1582 to UNKNOWN_LOCATION around targetm.target_option.override () call.
1584 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
1586 PR rtl-optimization/77452
1587 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
1588 inner-mode reference to a CONST_VECTOR constant in the constant pool.
1590 2016-09-05 Marek Polacek <polacek@redhat.com>
1593 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
1595 2016-09-05 Jakub Jelinek <jakub@redhat.com>
1598 * gensupport.c (alter_output_for_subst_insn): Remove redundant
1599 *insn_out == '*' test. Don't copy unnecessary to yet another
1600 memory buffer, and don't leak it.
1602 PR rtl-optimization/77425
1603 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
1605 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
1607 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
1609 2016-09-02 David Malcolm <dmalcolm@redhat.com>
1611 * common.opt (fdiagnostics-generate-patch): New option.
1612 * diagnostic.c: Include "edit-context.h".
1613 (diagnostic_initialize): Initialize context->edit_context_ptr.
1614 (diagnostic_finish): Delete context->edit_context_ptr.
1615 (diagnostic_report_diagnostic): Add fix-it hints from the
1616 diagnostic to context->edit_context_ptr, if any.
1617 * diagnostic.h (class edit_context): Add forward decl.
1618 (struct diagnostic_context): Add field "edit_context_ptr".
1619 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1620 -fdiagnostics-generate-patch.
1621 (-fdiagnostics-generate-patch): New item.
1622 * toplev.c: Include "edit-context.h".
1623 (process_options): Set global_dc->edit_context_ptr to a new
1624 edit_context if the options need one.
1625 (toplev::main): Handle -fdiagnostics-generate-patch by using
1626 global_dc->edit_context_ptr.
1628 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1631 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
1632 map and firstprivate clauses on target construct for _Atomic
1634 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
1635 on target construct for _Atomic qualified decls.
1636 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
1638 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
1639 _Atomic qualified arguments not mentioned in uniform clause.
1641 2016-09-02 David Malcolm <dmalcolm@redhat.com>
1643 * Makefile.in (OBJS-libcommon): Add edit-context.o.
1644 * diagnostic-color.c (color_dict): Add "diff-filename",
1645 "diff-hunk", "diff-delete", and "diff-insert".
1646 (parse_gcc_colors): Update default value of GCC_COLORS in comment
1647 to reflect above changes.
1648 * doc/invoke.texi (-fdiagnostics-color): Update description of
1649 default GCC_COLORS, and of the supported capabilities.
1650 * edit-context.c: New file.
1651 * edit-context.h: New file.
1652 * input.c (struct fcache): Add field "missing_trailing_newline".
1653 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
1655 (add_file_to_cache_tab): Likewise.
1656 (fcache::fcache): Likewise.
1657 (get_next_line): Update c->missing_trailing_newline.
1658 (location_missing_trailing_newline): New function.
1659 * input.h (location_missing_trailing_newline): New decl.
1660 * selftest-run-tests.c (selftest::run_tests): Call
1661 edit_context_c_tests.
1662 * selftest.h (edit_context_c_tests): New decl.
1664 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1665 Richard Biener <rguenth@suse.de>
1667 PR tree-optimization/77444
1668 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
1669 as steptype, remove redundant initialization.
1671 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1674 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
1675 (sanopt_optimize_walker): Optimize away
1676 __asan_before_dynamic_init (...) followed by
1677 __asan_after_dynamic_init () without intervening memory loads/stores.
1678 * ipa-pure-const.c (special_builtin_state): Handle
1679 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
1680 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
1682 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1684 * cfg.c (free_original_copy_tables): Replace second assignment of
1685 bb_copy = NULL by bb_original = NULL.
1687 2016-09-02 Jakub Jelinek <jakub@redhat.com>
1690 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
1691 assignment added in r216794.
1693 2016-09-02 David Malcolm <dmalcolm@redhat.com>
1695 * Makefile.in (OBJS): Add typed-splay-tree.o.
1696 * selftest-run-tests.c (selftest::run_tests): Call
1697 typed_splay_tree_c_tests.
1698 * selftest.h (typed_splay_tree_c_tests): New decl.
1699 * typed-splay-tree.c: New file.
1700 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
1701 (typed_splay_tree::max): New method.
1702 (typed_splay_tree::min): New method.
1703 (typed_splay_tree::foreach): New method.
1704 (typed_splay_tree::closure): New struct.
1705 (typed_splay_tree::inner_foreach_fn): New function.
1707 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1709 * ipa-cp.c (ipcp_store_bits_results): Change option name from
1710 -fipa-cp-bit to -fipa-bit-cp.
1712 2016-09-01 Martin Sebor <msebor@redhat.com>
1714 PR tree-optimization/71831
1715 * tree-object-size.h: Return bool instead of the size and add
1716 argument for the size.
1717 * tree-object-size.c (compute_object_offset): Update signature.
1718 (addr_object_size): Same.
1719 (compute_builtin_object_size): Return bool instead of the size
1720 and add argument for the size. Handle POINTER_PLUS_EXPR when
1721 optimization is disabled.
1722 (expr_object_size): Adjust.
1723 (plus_stmt_object_size): Adjust.
1724 (pass_object_sizes::execute): Adjust.
1725 * builtins.c (fold_builtin_object_size): Adjust.
1726 * doc/extend.texi (Object Size Checking): Update.
1727 * ubsan.c (instrument_object_size): Adjust.
1729 2016-09-01 Martin Sebor <msebor@redhat.com>
1731 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
1732 it fits the output of the formatted function regardless of its
1734 * gcc/genmodes.c (parser::parse_expr): Same.
1735 * gimplify.c (gimplify_asm_expr): Same.
1736 * passes.c (pass_manager::register_one_dump_file): Same.
1737 * print-tree.c (print_node): Same.
1739 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1741 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
1743 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1745 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
1747 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1749 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
1750 * config/rs6000/vector.md: Ditto.
1751 * config/rs6000/vsx.md: Ditto.
1753 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
1755 * ipa-inline-analysis.c (param_change_prob): Get to the base object
1758 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1760 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
1761 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
1762 *return_and_restore_gpregs_<mode>_r11,
1763 *return_and_restore_gpregs_<mode>_r12,
1764 *return_and_restore_gpregs_<mode>_r1,
1765 *return_and_restore_fpregs_<mode>_r11,
1766 *return_and_restore_fpregs_<mode>_r12,
1767 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
1768 directly instead of via the "l" constraint. Renumber operands.
1771 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1773 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
1774 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
1775 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
1776 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
1777 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
1778 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
1779 *call_value_nonlocal_darwin64, reload_macho_picbase,
1780 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
1781 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
1782 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
1783 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
1784 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
1785 *save_fpregs_<mode>_r1): Ditto.
1786 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
1787 *return_and_restore_gpregs_spe): Ditto.
1789 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
1791 * config/rs6000/rs6000.md
1792 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
1793 the use of the link register.
1794 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
1796 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1797 Michael Meissner <meissner@linux.vnet.ibm.com>
1800 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
1801 reg+reg addressing for TImode.
1802 (rs6000_legitimate_address_p): Only allow register indirect
1803 addressing for TImode, even without TARGET_QUAD_MEMORY.
1805 2016-09-01 Richard Biener <rguenther@suse.de>
1808 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
1809 check whether the result fits the desired result type.
1811 2016-09-01 Nathan Sidwell <nathan@acm.org>
1813 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
1815 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
1817 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
1819 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
1821 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1823 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
1824 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
1825 for comparisons of integer ZERO_EXTEND against zero.
1827 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
1829 * config/i386/i386.c (ix86_option_override_internal): Also disable the
1830 STV pass if -mstackrealign is enabled.
1832 2016-08-31 Ilya Verbin <iverbin@gmail.com>
1834 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
1837 2016-08-31 David Malcolm <dmalcolm@redhat.com>
1839 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
1840 (layout_range::intersects_line_p): New method.
1841 (test_range_contains_point_for_single_point): Rename to...
1842 (test_layout_range_for_single_point): ...this, and add testing
1843 for layout_range::intersects_line_p.
1844 (test_range_contains_point_for_single_line): Rename to...
1845 (test_layout_range_for_single_line): ...this, and add testing
1846 for layout_range::intersects_line_p.
1847 (test_range_contains_point_for_multiple_lines): Rename to...
1848 (test_layout_range_for_multiple_lines): ...this, and add testing
1849 for layout_range::intersects_line_p.
1850 (layout::layout): Populate m_fixit_hints.
1851 (layout::get_expanded_location): Handle the case of a line-span
1853 (layout::validate_fixit_hint_p): New method.
1854 (get_line_span_for_fixit_hint): New function.
1855 (layout::calculate_line_spans): Add spans for fixit-hints.
1856 (layout::should_print_annotation_line_p): New method.
1857 (layout::print_any_fixits): Drop param "richloc", instead using
1858 validated fixits in m_fixit_hints. Add "const" to hint pointers.
1859 (diagnostic_show_locus): Avoid printing blank annotation lines.
1860 (selftest::test_diagnostic_context::test_diagnostic_context):
1861 Initialize show_column and start_span.
1862 (selftest::test_diagnostic_context::start_span_cb): New static
1864 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
1865 (selftest::diagnostic_show_locus_c_tests): Update for function
1866 renamings. Call test_diagnostic_show_locus_fixit_lines.
1868 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
1870 PR tree-optimization/73714
1871 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
1873 2016-08-31 David Malcolm <dmalcolm@redhat.com>
1875 * selftest.c: Move "namespace selftest {" to top of file,
1876 removing explicit "selftest::" qualifiers throughout.
1878 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
1880 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
1882 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
1883 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
1884 Replace builtin with vector extension.
1885 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
1887 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
1888 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
1889 Replace builtin with vector extension.
1890 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
1891 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
1892 Replace builtin with vector extension.
1893 * config/i386/xmmintrin.h (__m128_u): New type.
1894 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
1895 (_mm_load_ps, _mm_store_ps): Simplify.
1897 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
1899 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
1901 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1903 * diagnostic-show-locus.c (colorizer::begin_state): Support more
1904 than 3 ranges per diagnostic by alternating between color 1 and
1906 (layout::layout): Replace use of rich_location::MAX_RANGES
1907 with richloc->get_num_locations ().
1908 (layout::calculate_line_spans): Replace use of
1909 rich_location::MAX_RANGES with m_layout_ranges.length ().
1910 (layout::print_annotation_line): Handle arbitrary numbers of
1911 ranges in caret-printing by defaulting to '^'.
1912 (selftest::test_one_liner_many_fixits): New function.
1913 (test_diagnostic_show_locus_one_liner): Call it.
1914 * diagnostic.c (diagnostic_initialize): Update for renaming
1915 of rich_location::MAX_RANGES to
1916 rich_location::STATICALLY_ALLOCATED_RANGES.
1917 * diagnostic.h (struct diagnostic_context): Likewise.
1919 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1921 * selftest.c (selftest::named_temp_file::named_temp_file): New
1923 (selftest::temp_source_file::~temp_source_file): Move to...
1924 (selftest::named_temp_file::~named_temp_file): ...here.
1925 (selftest::test_named_temp_file): New function.
1926 (selftest::selftest_c_tests): Call test_named_temp_file.
1927 * selftest.h (class named_temp_file): New class.
1928 (class temp_source_file): Convert to a subclass of named_temp_file.
1930 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
1932 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
1933 USEs of LR_REGNO in returns and sibcalls.
1934 (rs6000_output_mi_thunk): Similar.
1935 (rs6000_sibcall_aix): Similar.
1936 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
1937 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
1938 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
1939 Remove the USE of LR_REGNO from the patterns as well. Delete an
1941 (return_internal_<mode>): Delete.
1943 2016-08-30 Tamar Christina <tamar.christina@arm.com>
1945 * gcc/config/aarch64/aarch64-simd.md
1946 (aarch64_ld2<mode>_dreg_le): New.
1947 (aarch64_ld2<mode>_dreg_be): New.
1948 (aarch64_ld2<mode>_dreg): Removed.
1949 (aarch64_ld3<mode>_dreg_le): New.
1950 (aarch64_ld3<mode>_dreg_be): New.
1951 (aarch64_ld3<mode>_dreg): Removed.
1952 (aarch64_ld4<mode>_dreg_le): New.
1953 (aarch64_ld4<mode>_dreg_be): New.
1954 (aarch64_ld4<mode>_dreg): Removed.
1955 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
1957 2016-08-30 David Malcolm <dmalcolm@redhat.com>
1959 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
1960 redundant location param.
1961 (test_one_liner_fixit_remove): Likewise.
1962 (test_one_liner_fixit_replace): Likewise.
1963 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
1964 * gcc-rich-location.c
1965 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
1966 get_range_from_loc. Drop overload taking a const char *.
1967 * gcc-rich-location.h
1968 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
1971 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
1973 * config/linux.c (linux_libc_has_function): Return true on musl.
1975 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
1977 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
1979 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
1981 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
1982 used for abnormal egdes.
1984 2016-08-30 Jakub Jelinek <jakub@redhat.com>
1986 PR tree-optimization/72866
1987 * tree-vect-patterns.c (search_type_for_mask): Turn into
1988 a small wrapper, move all code to ...
1989 (search_type_for_mask_1): ... this new function. Add caching
1990 and adjust recursive calls.
1993 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
1994 instead of lookup_type_die (type_main_variant (type)) even for array
1998 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
1999 constant pool reference return x instead of c.
2001 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
2003 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
2006 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2009 (selftest::test_make_location_nonpure_range_endpoints): Fix
2012 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2014 * diagnostic-show-locus.c
2015 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
2017 (selftest::test_diagnostic_show_locus_one_liner): Call it.
2018 * input.c (get_pure_location): Move to libcpp/line-map.c.
2019 * input.h (get_pure_location): Convert decl to an inline function
2020 calling implementation in libcpp.
2022 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
2025 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
2026 template for intel asm dialect.
2027 (vec_set_hi_<mode><mask_name>): Ditto.
2029 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2031 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
2032 (selftest::fail_formatted): Likewise.
2034 2016-08-29 David Malcolm <dmalcolm@redhat.com>
2036 * input.c (make_location): Call get_start and get_finish
2037 on the endpoints to avoid storing packed ranges or ad-hoc
2039 (selftest::test_make_location_nonpure_range_endpoints): New function.
2040 (selftest::input_c_tests): Call it.
2041 * input.h (get_start): New inline function.
2043 2016-08-29 Tom de Vries <tom@codesourcery.com>
2046 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
2049 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
2051 * Makefile.in (gcov-iov.h): Add dummy recipe.
2053 2016-08-29 Nathan Sidwell <nathan@acm.org>
2055 * config/nvptx/nvptx.c: #include tree-vrp.h.
2057 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
2060 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
2061 HIGH+LO construct during reload.
2063 2016-08-28 Tom de Vries <tom@codesourcery.com>
2066 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
2067 'sysv_abi va_list' attribute.
2068 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
2069 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
2072 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2074 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
2075 * emit-rtl.c (unshare_all_rtl_1): Adjust.
2076 (unshare_all_rtl_again): Likewise.
2077 * function.c (assign_stack_local_1): Likewise.
2078 (assign_stack_temp_for_type): Likewise.
2080 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2082 * cfgbuild.c (make_edges): Adjust.
2083 * cfgrtl.c (can_delete_label_p): Likewise.
2084 * dwarf2cfi.c (create_trace_edges): Likewise.
2085 * except.c (sjlj_emit_dispatch_table): Likewise.
2086 * function.h (struct expr_status): make x_forced_labels a vector.
2087 * jump.c (rebuild_jump_labels_1): Adjust.
2088 * reload1.c (set_initial_label_offsets): Likewise.
2089 * stmt.c (force_label_rtx): Likewise.
2090 (expand_label): Likewise.
2092 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2094 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
2096 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
2098 PR tree-optimization/71077
2099 PR tree-optimization/68542
2100 * fold-const.c (fold_relational_const): Fix folding of
2101 VECTOR_CST comparisons that have a scalar boolean result type.
2102 (selftest::test_vector_folding): New static function.
2103 (selftest::fold_const_c_tests): Call it.
2105 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
2107 * doc/extend.texi (SPU Built-in Functions): Remove stale
2108 references to material formerly at IBM and Sony.
2110 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
2113 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
2115 2016-08-26 David Malcolm <dmalcolm@redhat.com>
2117 * diagnostic-show-locus.c
2118 (selftest::test_fixit_consolidation): New function.
2119 (selftest::diagnostic_show_locus_c_tests): Call it.
2120 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
2121 constructor based on source_range.
2123 2016-08-26 David Malcolm <dmalcolm@redhat.com>
2125 * diagnostic-color.c (color_dict): Add "fixit-insert" and
2127 (parse_gcc_colors): Update description of default GCC_COLORS.
2128 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
2129 (colorizer::set_fixit_insert): New method.
2130 (colorizer::set_fixit_delete): New method.
2131 (colorizer::get_color_by_name): New method.
2132 (colorizer::STATE_FIXIT_INSERT): New constant.
2133 (colorizer::STATE_FIXIT_DELETE): New constant.
2134 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
2135 fields in favor of new field "m_stop_color". Add fields
2136 "m_fixit_insert" and "m_fixit_delete".
2137 (colorizer::colorizer): Update for above changes. Replace
2138 colorize_start calls with calls to get_color_by_name.
2139 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
2140 STATE_FIXIT_DELETE. Update for field renamings.
2141 (colorizer::finish_state): Simplify by using m_stop_color,
2142 rather than multiple identical "*_ce" fields.
2143 (colorizer::get_color_by_name): New method.
2144 (layout::print_any_fixits): Print insertions and replacements
2145 using the "fixit-insert" color, and deletions using the
2146 "fixit-delete" color.
2147 * doc/invoke.texi (-fdiagnostics-color): Update description of
2148 default GCC_COLORS, and of the supported capabilities.
2150 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
2152 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
2153 current_function_static_stack_size variable with the static
2154 stack frame size of the current function when
2155 flag_stack_usage_info is enabled.
2157 2016-08-26 Nathan Sidwell <nathan@acm.org>
2159 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
2160 assignment inside if condition.
2162 2016-08-26 Richard Biener <rguenther@suse.de>
2164 PR tree-optimization/69047
2165 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
2166 extracts similar to what FRE does.
2167 (non_rewritable_mem_ref_base): Likewise.
2169 2016-08-26 Joseph Myers <joseph@codesourcery.com>
2171 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
2172 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
2173 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
2174 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
2175 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
2177 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
2178 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
2179 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
2180 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
2181 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
2183 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2186 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
2187 reservation duration to 15 cycles.
2188 (cortex_a8_vfp_macs): Likewise.
2189 (cortex_a8_vfp_macd): Likewise.
2190 (cortex_a8_vfp_divs): Likewise.
2191 (cortex_a8_vfp_divd): Likewise.
2193 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2195 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
2196 (aarch_macro_fusion_pair_p): Use above to avoid early return.
2198 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2199 Martin Jambhor <mjambor@suse.cz>
2201 * common.opt: New option -fipa-bit-cp.
2202 * doc/invoke.texi: Document -fipa-bit-cp.
2203 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
2204 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
2205 * tree-ssa-ccp.h: New header file.
2206 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
2207 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
2208 Replace all occurences of tree parameter by two new params: signop, int.
2209 (bit_value_unop_1): Change to bit_value_unop and export it.
2210 Replace all occurences of tree parameter by two new params: signop,
2212 (bit_value_binop): Change call from bit_value_binop_1 to
2214 (bit_value_assume_aligned): Likewise.
2215 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
2216 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
2218 (ccp_finalize): Skip processing if val->mask == 0.
2219 * ipa-cp.c: Include tree-ssa-ccp.h
2220 (ipcp_bits_lattice): New class.
2221 (ipcp_param_lattice (bits_lattice): New member.
2222 (print_all_lattices): Call ipcp_bits_lattice::print.
2223 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
2224 (initialize_node_lattices): Likewise.
2225 (propagate_bits_accross_jump_function): New function.
2226 (propagate_constants_accross_call): Call
2227 propagate_bits_accross_jump_function.
2228 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
2229 (ipcp_store_bits_results): New function.
2230 (ipcp_driver): Call ipcp_store_bits_results.
2231 * ipa-prop.h (ipa_bits): New struct.
2232 (ipa_jump_func): Add new member bits of type ipa_bits.
2233 (ipa_param_descriptor): Change decl to decl_or_type.
2234 (ipa_get_param): Change decl to decl_or_type and assert on
2236 (ipa_get_type): New function.
2237 (ipcp_transformation_summary): New member bits.
2238 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
2239 (ipa_populate_param_decls): Likewise.
2240 (ipa_dump_param): Likewise.
2241 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
2243 (ipa_set_jf_unknown): Set ipa_bits::known to false.
2244 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
2246 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
2247 (ipa_write_jump_function): Add streaming for ipa_bits.
2248 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
2249 (write_ipcp_transformation_info): Add streaming for ipa_bits
2251 (read_ipcp_transfomration_info): Add support for reading streamed
2253 (ipcp_update_bits): New function.
2254 (ipcp_transform_function): Call ipcp_update_bits.
2256 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
2258 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
2259 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
2261 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
2263 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
2265 2016-08-25 Richard Biener <rguenther@suse.de>
2267 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
2268 Only add locations in late dwarf.
2269 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
2270 (dwarf2out_early_finish): But do it here.
2272 2016-08-24 Michael Collison <michael.collison@linaro.org>
2273 Michael Collison <michael.collison@arm.com>
2275 * config/arm/arm-modes.def: Add new condition code mode CC_V
2276 to represent the overflow bit.
2277 * config/arm/arm.c (maybe_get_arm_condition_code):
2278 Add support for CC_Vmode.
2279 (arm_gen_unlikely_cbranch): New function to generate common
2280 rtl conditional branches for overflow patterns.
2281 * config/arm/arm-protos.h: Add prototype for
2282 arm_gen_unlikely_cbranch.
2283 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
2284 addsi3_compareV_upper): New patterns to support signed
2285 builtin overflow add operations.
2286 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
2287 New patterns to support unsigned builtin add overflow operations.
2288 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
2289 builtin overflow subtract operations,
2290 (usubv<mode>4): New patterns to support unsigned builtin subtract
2291 overflow operations.
2292 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
2293 to support builtin overflow negate operations.
2295 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2298 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2300 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2301 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
2304 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
2306 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
2307 MULTILIB_OPTIONS should be used. Small wording fixes.
2308 * genmultilib: Memorize set of all option combinations in
2309 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
2310 found in MULTILIB_OPTIONS by checking if option set is listed in
2311 combination_space. Output new and existing error message to stderr.
2313 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
2315 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
2316 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
2317 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
2318 (MULTILIB_REUSE): Remove reuse rules for option set including
2319 -mfpu=fp-armv8 and -mfpu=vfpv4
2321 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
2323 * config/arm/t-rtems: Add vfp multilib.
2325 2016-08-23 Ian Lance Taylor <iant@golang.org>
2327 * config/s390/s390.c (s390_asm_file_start): Call
2330 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2332 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
2333 initialization of all 0's to the 0 constant, instead of directly
2334 generating XOR. Add support for V4SImode vector initialization on
2335 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
2336 initialization. Change variables used in V4SFmode vector
2337 intialization. For V4SFmode vector splat on ISA 3.0, make sure
2338 any memory addresses are in index form. Add support for using
2339 VSPLTH/VSPLTB to initialize vector short and vector char vectors
2340 with all of the same element.
2341 (regno_or_subregno): New helper function to return a register
2342 number for either REG or SUBREG.
2343 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
2344 Use regno_or_subregno where possible.
2345 (rs6000_split_v4si_init_di_reg): New helper function to build up a
2346 DImode value from two SImode values in order to generate V4SImode
2347 vector initialization on 64-bit systems with direct move.
2348 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
2350 (rtx_is_swappable_p): V4SImode vector initialization insn is not
2352 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
2354 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
2355 attributes to initialize V8HImode and V16QImode vectors with the
2357 (VSX_SPLAT_COUNT): Likewise.
2358 (VSX_SPLAT_SUFFIX): Likewise.
2359 (UNSPEC_VSX_VEC_INIT): New unspec.
2360 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
2361 Allow SFmode values to come from Altivec registers.
2362 (vsx_init_v4si): New insn/split for V4SImode vector initialization
2363 on 64-bit systems with direct move.
2364 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
2365 vector initializations, to allow V4SImode vector initializations
2366 on 64-bit systems with direct move.
2367 (vsx_splat_v4si): Likewise.
2368 (vsx_splat_v4si_di): Likewise.
2369 (vsx_splat_v4sf): Likewise.
2370 (vsx_splat_v4sf_internal): Likewise.
2371 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
2373 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
2374 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
2375 initializing V8HImode and V16QImode vectors with the same
2377 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
2378 optimization if -maltivec=be.
2380 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
2382 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
2383 attribute for alternatives 3 and 4.
2385 2016-08-23 David Malcolm <dmalcolm@redhat.com>
2387 * selftest.c (selftest::assert_str_contains): New function.
2388 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
2389 * selftest.h (selftest::assert_str_contains): New decl.
2390 (ASSERT_STR_CONTAINS): New macro.
2392 2016-08-23 Richard Biener <rguenther@suse.de>
2394 PR tree-optimization/77286
2395 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
2397 (vect_transform_loop): Split exit edges of loop and scalar
2398 loop if required and at the appropriate time.
2400 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2402 * explow.c (get_dynamic_stack_size): Take known alignment of stack
2403 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
2405 Correct a typo in a comment.
2407 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2409 * config/s390/s390.md ("*andc_split"): New splitter for and with
2412 2016-08-23 Richard Biener <rguenther@suse.de>
2414 PR tree-optimization/27336
2415 * tree-vrp.c (infer_value_range): Handle stmts that can throw
2416 by looking for a non-EH edge.
2417 (process_assert_insertions_for): Likewise.
2419 2016-08-23 Richard Biener <rguenther@suse.de>
2422 * statistics.c (statistics_counter_event): Robustify against
2425 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2427 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
2428 for targets amdfam10 and barcelona.
2430 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
2432 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
2433 (zero_extend<mode>di2): Ditto.
2434 (*zero_extend<mode>si2): Ditto.
2435 (*zero_extendqihi2): Ditto.
2437 2016-08-22 Joseph Myers <joseph@codesourcery.com>
2440 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
2441 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
2443 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
2445 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
2446 identical consecutive elements.
2447 [SSA_NAME]: Print the name's def stmt on its own line. When printing
2448 the node's def stmt, avoid printing an unwanted trailing newline by
2449 replacing the call to print_gimple_stmt() with its inlined body and
2450 adjusting it to not set pp_needs_newline and to call pp_flush()
2451 instead of pp_newline_and_flush().
2453 2016-08-22 Joseph Myers <joseph@codesourcery.com>
2455 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
2456 (float32_type_node, float64_type_node, float32x_type_node)
2457 (float128x_type_node): New macros.
2458 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
2459 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
2460 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
2461 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
2462 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
2463 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
2464 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
2465 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
2466 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
2467 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
2468 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
2469 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
2470 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
2471 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
2472 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
2473 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
2474 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
2475 (copysign, fabs, huge_val, inf, nan, nans): Use it.
2476 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
2478 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
2479 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
2480 * doc/extend.texi (Other Builtins): Document these built-in
2482 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
2485 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
2487 * doc/install.texi (Binaries): www.opencsw.org now uses https.
2489 2016-08-22 Richard Biener <rguenther@suse.de>
2491 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
2493 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
2496 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
2497 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
2498 non-SSE2 athlons only, otherwise prefer SSE prefetches.
2500 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2502 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
2503 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
2504 (vrp_visit_switch_stmt): Likewise.
2505 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
2506 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
2507 (vrp_visit_stmt): Use extract_range_from_stmt.
2508 (vrp_visit_phi_node): Use extract_range_from_phi_node.
2510 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2512 * Makefile.in: Add tree-vrp.h to GTFILES.
2513 * gengtype.c (open_base_files): Add tree-vrp.h.
2514 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
2515 * builtins.c: Likewise.
2516 * fold-const.c: Likewise.
2517 * gimple-builder.c: Likewise.
2518 * gimple-laddress.c: Likewise.
2519 * hsa-gen.c: Likewise.
2520 * internal-fn.c: Likewise.
2522 * targhooks.c: Liewise,
2523 * tree-ssa-address.c: Likewise.
2524 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
2525 * tree-vrp.c (struct value_range): Move to tree-vrp.h
2526 * tree-vrp.h: New file.
2528 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2530 PR tree-optimization/61839
2531 * tree-vrp.c (two_valued_val_range_p): New.
2532 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
2533 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
2534 Also Convert VAR BINOP CST where VAR is two-valued to
2535 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
2537 2016-08-19 David Malcolm <dmalcolm@redhat.com>
2539 * diagnostic-show-locus.c
2540 (layout::annotation_line_showed_range_p): New method.
2541 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
2542 Reimplement case fixit_hint::REPLACE to cover removals, and
2543 replacements where the range of the replacement isn't one
2544 of the ranges in the rich_location.
2545 (test_one_liner_fixit_replace): Likewise.
2546 (selftest::test_one_liner_fixit_replace_non_equal_range): New
2548 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
2550 (selftest::test_diagnostic_show_locus_one_liner): Call the new
2552 * diagnostic.c (print_parseable_fixits): Remove case
2555 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
2558 * config/i386/i386.c (ix86_option_override_internal): Remove
2559 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
2560 Enable SSE prefetch also for TARGET_PREFETCHWT1.
2561 Do not try to enable TARGET_PRFCHW ISA flag here.
2562 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
2563 Rewrite expander function body.
2564 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
2566 2016-08-19 Joseph Myers <joseph@codesourcery.com>
2569 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
2570 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
2571 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
2572 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
2573 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
2574 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
2575 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
2576 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
2577 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
2579 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
2581 (struct floatn_type_info): New structure type.
2582 (floatn_nx_types): New variable declaration.
2583 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
2584 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
2585 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
2586 * tree.c (floatn_nx_types): New variable.
2587 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
2588 corresponding complex types.
2589 * target.def (floatn_mode): New hook.
2590 * targhooks.c: Include "real.h".
2591 (default_floatn_mode): New function.
2592 * targhooks.h (default_floatn_mode): New prototype.
2593 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
2595 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
2596 effective-target and dg-add-options keywords.
2597 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
2598 Document new effective-target keywords.
2599 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
2600 * doc/tm.texi: Regenerate.
2601 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
2602 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
2603 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
2605 * real.h (struct real_format): Add field ieee_bits.
2606 * real.c (ieee_single_format, mips_single_format)
2607 (motorola_single_format, spu_single_format, ieee_double_format)
2608 (mips_double_format, motorola_double_format)
2609 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
2610 (ieee_extended_intel_128_format)
2611 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
2612 (mips_extended_format, ieee_quad_format, mips_quad_format)
2613 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
2614 (decimal_double_format, decimal_quad_format, ieee_half_format)
2615 (arm_half_format, real_internal_format: Initialize ieee_bits
2617 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
2618 float128_type_node. Set float80_type_node to float64x_type_node
2619 if appropriate and long_double_type_node not appropriate.
2620 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
2621 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
2622 Initialize ieee_bits field.
2623 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
2624 (rs6000_init_builtins): Set ieee128_float_type_node to
2626 (rs6000_floatn_mode): New function.
2628 2016-08-19 Jakub Jelinek <jakub@redhat.com>
2630 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
2631 _rdseed64_step): Uglify argument names and/or local variable names
2632 in inline functions.
2633 * config/i386/rtmintrin.h (_xabort): Likewise.
2634 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
2635 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
2636 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
2637 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
2638 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
2639 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
2640 _mm_maskz_ternarylogic_epi32): Likewise.
2641 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
2642 __lwpins32, __lwpins64): Likewise.
2643 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
2644 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
2645 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
2646 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
2647 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
2648 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
2649 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
2650 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
2651 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
2652 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
2653 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
2654 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
2655 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
2656 _mm256_mask_i64gather_epi32): Likewise.
2657 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
2658 * config/i386/ia32intrin.h (__writeeflags): Likewise.
2659 * config/i386/pkuintrin.h (_wrpkru): Likewise.
2660 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
2661 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
2662 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
2663 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
2664 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
2665 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
2666 _mm512_mask_prefetch_i64scatter_ps): Likewise.
2667 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
2668 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
2669 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
2670 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
2671 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
2672 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
2673 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
2674 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
2676 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
2678 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
2679 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
2681 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
2682 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
2684 (_rdpkru_u32): Add space after function name.
2686 * config/i386/t-i386 (i386-c.o): Don't depend on
2687 i386-builtin-types.inc.
2688 (i386.o): Depend on i386-builtin-types.inc.
2690 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
2693 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
2694 Use const_vec_duplicate to check for duplicated elements.
2696 2016-08-19 Richard Biener <rguenther@suse.de>
2698 PR tree-optimization/77290
2699 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2700 Fix flag_tree_parallelize_loops check.
2702 2016-08-19 Richard Biener <rguenther@suse.de>
2704 * match.pd (x | 0 -> x): Add.
2706 2016-08-19 Richard Biener <rguenther@suse.de>
2708 PR tree-optimization/77286
2709 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
2710 Deal with virtual PHIs being out-of-order.
2712 2016-08-18 David Malcolm <dmalcolm@redhat.com>
2714 * doc/invoke.texi (fverbose-asm): Note that source code lines
2715 are emitted, and provide an example.
2716 * final.c (asm_show_source): New function.
2717 (final_scan_insn): Call asm_show_source.
2719 2016-08-18 David Malcolm <dmalcolm@redhat.com>
2721 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
2722 param with diagnostic_kind.
2723 (class colorizer): Similarly replace field m_diagnostic with
2725 (colorizer::colorizer): Replace diagnostic
2726 param with diagnostic_kind.
2727 (colorizer::begin_state): Update for above field change.
2728 (layout::layout): Replace diagnostic param with rich_location *
2729 and diagnostic_kind.
2730 (diagnostic_show_locus): Replace diagnostic param with richloc
2731 and diagnostic_kind.
2732 (class selftest::test_diagnostic_context): New class.
2733 (selftest::test_diagnostic_show_locus_unknown_location): New
2735 (selftest::test_one_liner_simple_caret): New function.
2736 (selftest::test_one_liner_caret_and_range): New function.
2737 (selftest::test_one_liner_multiple_carets_and_ranges): New
2739 (selftest::test_one_liner_fixit_remove): New function.
2740 (selftest::test_one_liner_fixit_replace): New function.
2741 (selftest::test_diagnostic_show_locus_one_liner): New function.
2742 (selftest::diagnostic_show_locus_c_tests): Call the new test
2744 * diagnostic.c (diagnostic_initialize): Initialize
2745 colorize_source_p, show_ruler_p and parseable_fixits_p.
2746 (default_diagnostic_finalizer): Update for change to
2747 diagnostic_show_locus.
2748 (diagnostic_append_note): Likewise.
2749 * diagnostic.h (diagnostic_show_locus): Replace
2750 const diagnostic_info * param with location * and diagnostic_t.
2752 2016-08-18 David Malcolm <dmalcolm@redhat.com>
2754 * input.c (saved_line_table): New global.
2755 (class selftest::temp_line_table): Rename to line_table_test and
2756 move declaration to selftest.h, and drop field m_old_line_table.
2757 (selftest::temp_line_table::temp_line_table): Rename ctor to...
2758 (selftest::line_table_test::line_table_test): ...this. Add a
2759 default ctor. Store current value of line_table within
2761 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
2762 (selftest::line_table_test::~line_table_test): ...this, and
2763 restore line_table from the saved_line_table, rather than
2765 (selftest::test_accessing_ordinary_linemaps): Update for above
2767 (selftest::test_lexer): Likewise.
2768 (struct selftest::lexer_test): Likewise.
2769 (selftest::lexer_test::lexer_test): Likewise.
2770 (selftest::input_c_tests): Move the looping over test cases from
2772 (selftest::for_each_line_table_case): New function.
2773 * input.h (saved_line_table): New decl.
2774 * selftest.h (struct selftest::line_table_case): New forward decl.
2775 (class selftest::line_table_test): New class, moved here from
2776 selftest::temp_line_table in input.c, and renamed.
2777 (selftest::for_each_line_table_case): New decl.
2779 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
2782 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
2784 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
2787 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
2788 enclosing parallel construct for reduction variables on OpenACC loop
2791 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
2793 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
2794 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
2796 (function_to_dwarf_procedure): Update comment.
2798 2016-08-18 David Malcolm <dmalcolm@redhat.com>
2800 * input.c (diagnostics_file_cache_forcibly_evict_file): New
2802 * input.h (diagnostics_file_cache_forcibly_evict_file): New
2804 * selftest.c (selftest::temp_source_file::~temp_source_file):
2805 Evict m_filename from the diagnostic file cache.
2807 2016-08-18 Richard Biener <rguenther@suse.de>
2809 * tree-pass.h (make_pass_materialize_all_clones): Declare.
2810 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
2811 make_pass_materialize_all_clones): New simple IPA pass encapsulating
2812 clone materialization.
2813 * passes.def (all_late_ipa_passes): Start with
2814 pass_materialize_all_clones.
2815 * cgraphunit.c (symbol_table::compile): Remove call to
2816 materialize_all_clones.
2817 * tree-into-ssa.c: Include statistics.h.
2818 (update_ssa): Count number of times we do incremental/rewrite
2821 2016-08-18 Richard Biener <rguenther@suse.de>
2823 PR tree-optimization/77282
2824 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2825 When doing auto-parallelizing also prevent use of PHIs that
2826 carry dependences across loop backedges.
2828 2016-08-18 Tamar Christina <tamar.christina@arm.com>
2829 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2831 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
2833 2016-08-18 Richard Biener <rguenther@suse.de>
2835 * ssa-iterators.h (ssa_vuse_operand): New inline.
2836 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
2837 (predicate_all_scalar_phis): Use remove_phi_node to remove
2838 phi nodes predicated. Delay removing virtual PHIs.
2839 (predicate_mem_writes): Update virtual operands.
2840 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
2841 (tree_if_conversion): Do not rewrite virtual SSA form.
2842 * tree-phinodes.c (release_phi_node): Make static.
2843 * tree-phinodes.h (release_phi_node): Remove.
2845 2016-08-18 Jakub Jelinek <jakub@redhat.com>
2847 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
2848 codes that appear in bdesc_* arrays, instead include i386-builtin.def
2849 twice to define those.
2850 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
2851 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
2852 bdesc_multi_arg): Define by including i386-builtin.def the third time.
2853 * config/i386/i386-builtin.def: New file.
2855 2016-08-17 David Malcolm <dmalcolm@redhat.com>
2857 * input.c (get_source_range_for_char): Rename to...
2858 (selftest::get_source_range_for_char): ...this, and move within
2859 the #if CHECKING_P guard.
2860 (get_num_source_ranges_for_substring): Rename to...
2861 (selftest::get_num_source_ranges_for_substring): ...this, move
2862 within the #if CHECKING_P guard, and make static.
2863 (selftest::assert_num_substring_ranges): Initialize
2866 2016-08-18 Alan Modra <amodra@gmail.com>
2868 PR rtl-optimization/72771
2869 * reload.c (find_reloads): Don't assume that a subreg mem is OK
2870 when find_reloads_toplev returns address_reloaded==-1.
2871 (alternative_allows_const_pool_ref): Update comment.
2873 2015-08-17 Alan Hayward <alan.hayward@arm.com>
2875 PR tree-optimization/71752
2876 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
2877 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
2879 2016-08-17 Jakub Jelinek <jakub@redhat.com>
2881 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
2882 instead of testing ECF_NORETURN bit in gimple_call_flags.
2883 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
2884 * predict.c (tree_bb_level_predictions): Likewise.
2885 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
2888 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
2889 turning a call into __builtin_unreachable-like noreturn call, adjust
2890 gimple_call_set_fntype.
2891 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
2892 gimple_call_fntype has void return type.
2894 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
2896 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
2897 maybe_lookup_decl, to handle nested acc loop directives.
2899 2016-08-17 Richard Biener <rguenther@suse.de>
2901 PR tree-optimization/76490
2902 * tree-vrp.c (update_value_range): Preserve overflow infinities
2903 when intersecting with ranges from get_range_info.
2904 (operand_less_p): Handle overflow infinities correctly.
2905 (value_range_constant_singleton): Use vrp_operand_equal_p
2906 to handle overflow max/min correctly.
2907 (vrp_valueize): Likewise.
2908 (union_ranges): Likewise.
2909 (intersect_ranges): Likewise.
2910 (vrp_visit_phi_node): Improve iteration limitation to only
2911 apply when we'll possibly re-visit the PHI via a changed argument
2914 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
2916 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
2917 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
2918 rather than those that should not be built.
2920 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
2923 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
2925 2016-08-17 Richard Biener <rguenther@suse.de>
2927 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
2928 (verify_vssa): New function verifying virtual SSA form.
2929 (verify_ssa): Call it.
2930 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
2931 Do not apply loop-closed SSA handling to virtuals.
2932 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
2933 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
2934 when rewriting their symbol.
2935 (prepare_def_site_for): Likewise.
2936 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
2937 operands of moved stmts.
2939 2016-08-17 Richard Biener <rguenther@suse.de>
2941 PR tree-optimization/23855
2942 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
2943 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
2944 find guards to hoist. Do not update SSA form but rewrite virtuals
2945 into loop closed SSA.
2946 (find_loop_guard): Adjust to skip already hoisted guards. Do
2947 not mark virtuals for renaming or update SSA form.
2949 2016-08-17 Martin Liska <mliska@suse.cz>
2951 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
2952 a LONG_LONG_TYPE_SIZE comparison.
2953 * gcov-io.h: Remove macro definitions.
2954 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
2955 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
2958 2016-08-16 Jakub Jelinek <jakub@redhat.com>
2960 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
2961 that builtins not mentioned in bdesc_* arrays come first, then
2962 the ones mentioned in bdesc_* arrays in the order they appear in
2963 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
2964 IX86_BUILTIN__BDESC_*_LAST enumerator.
2965 (bdesc_mpx): Fix up a comment typo.
2966 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
2967 __builtin_ia32_vpcomneu[bwdq] builtins.
2968 (BDESC_VERIFY, BDESC_VERIFYS): Define.
2969 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
2970 enum ix86_builtins ordering.
2971 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
2972 for direct bdesc_* array member access instead of searching all the
2973 arrays until an fcode match is found.
2975 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
2977 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
2978 pattern as define_insn_and_split. Split insn before reload to
2980 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
2981 <shift_insn><mode>3_1.
2982 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
2983 <rotate_insn><mode>3_1.
2985 2016-08-16 David Malcolm <dmalcolm@redhat.com>
2988 * input.c (get_source_range_for_substring): Rename to...
2989 (get_source_location_for_substring): ...this, adding param
2990 "caret_idx", and converting output param from source_range * to
2992 (get_source_range_for_char): New function.
2993 (get_num_source_ranges_for_substring): Update comment to reflect
2995 (assert_char_at_range): Update to use get_source_range_for_char
2996 rather than get_source_range_for_substring.
2997 (test_lexer_string_locations_concatenation_2): Likewise.
2998 * substring-locations.h (get_source_range_for_substring): Rename
3000 (get_source_location_for_substring): ...this, and adding param
3001 "caret_idx", and converting output param from source_range * to
3004 2016-08-16 David Malcolm <dmalcolm@redhat.com>
3006 * input.c (class selftest::temp_source_file): Move to
3008 (selftest::temp_source_file::temp_source_file): Move to
3010 (selftest::temp_source_file::~temp_source_file): Likewise.
3011 * selftest.c (selftest::temp_source_file::temp_source_file): Move
3013 (selftest::temp_source_file::~temp_source_file): Likewise.
3014 * selftest.h (class selftest::temp_source_file): Move here from
3017 2016-08-16 Jakub Jelinek <jakub@redhat.com>
3020 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
3021 inlining, add cgraph edge for the added __builtin_unreachable call.
3024 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
3025 only cast it to SHWI for the final comparison.
3027 2016-08-16 Martin Liska <mliska@suse.cz>
3029 PR gcov-profile/36412
3030 * doc/gcov.texi: Document --hash-filenames(-x).
3031 * gcov.c (print_usage): Add the option.
3032 (process_args): Process the option, sort options alphabetically.
3033 (md5sum_to_hex): New function.
3034 (make_gcov_file_name): Do the md5sum and append it to a
3037 2016-08-16 Bin Cheng <bin.cheng@arm.com>
3039 PR tree-optimization/69848
3040 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
3041 and swtich operands to avoid additional NOT instruction.
3042 (vcond<v_cmp_mixed><mode>): Ditto.
3043 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
3045 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
3047 * doc/install.texi (*-*-solaris2*): Adjust latest change.
3049 2016-08-16 Richard Biener <rguenther@suse.de>
3051 PR tree-optimization/76783
3052 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
3053 BB visited flags at start.
3055 2016-08-16 Bin Cheng <bin.cheng@arm.com>
3057 PR tree-optimization/72817
3058 PR tree-optimization/73450
3059 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
3060 multiple_of_p for adjusted IV.base.
3062 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
3065 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
3066 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
3067 for !flag_finite_math_only or flag_signed_zeros.
3068 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
3069 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
3070 depend on flag_finite_math_only.
3071 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
3073 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
3074 (*ieee_smin<mode>3): Ditto.
3075 (*ieee_smax<mode>3): Ditto.
3076 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
3077 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
3079 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
3080 depend on flag_finite_math_only.
3081 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
3082 (*mmx_<code>v2sf3): Remove.
3083 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
3084 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
3085 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
3087 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
3089 PR rtl-optimization/73650
3090 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
3091 it is not a simple move.
3093 2016-08-15 Martin Liska <mliska@suse.cz>
3096 * gcc.c (do_spec_1): Call save_string with the right size.
3097 (save_string): Do an assert about string we copy.
3099 2016-08-15 Richard Biener <rguenther@suse.de>
3101 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
3102 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
3104 (pass_data_stv): Likewise.
3106 2016-08-15 Richard Biener <rguenther@suse.de>
3108 PR tree-optimization/73434
3109 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
3110 TBAA info on the base when forwarding a non-invariant address.
3112 2016-08-15 Jakub Jelinek <jakub@redhat.com>
3114 * dwarf2out.c (struct checksum_attributes): Add
3115 at_string_length_bit_size and at_string_length_byte_size fields.
3116 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
3117 and DW_AT_string_length_byte_size.
3118 (die_checksum_ordered): Handle at_string_length_bit_size and
3119 at_string_length_byte_size.
3120 (gen_array_type_die): For dwarf_version >= 5 emit
3121 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
3122 (adjust_string_types): For dwarf_version >= 5 remove
3123 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
3124 (resolve_addr): Likewise.
3127 * dwarf2out.c (string_types): New variable.
3128 (gen_array_type_die): Change early_dwarf handling of
3129 DW_AT_string_length, create DW_OP_call4 referencing the
3130 length var temporarily. Handle parameters that are pointers
3132 (adjust_string_types): New function.
3133 (gen_subprogram_die): Temporarily set string_types to local var,
3134 call adjust_string_types if needed.
3135 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
3137 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
3139 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
3141 * doc/install.texi (*-*-solaris2*): Fix version number and document
3142 requirement on GNU make for building libjava with the Solaris linker.
3144 2016-08-15 Martin Liska <mliska@suse.cz>
3145 Jakub Jelinek <jakub@redhat.com>
3147 PR tree-optimization/72824
3148 * tree-loop-distribution.c (const_with_all_bytes_same)
3149 <case VECTOR_CST>: Fix a typo.
3151 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
3154 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
3155 Renamed from _mm512_undefined_si512.
3156 (_mm_undefined_si512): New definition.
3158 2016-08-13 Richard Biener <rguenther@suse.de>
3160 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
3161 into PHIs and update the lattice for its def.
3163 2016-08-12 Jakub Jelinek <jakub@redhat.com>
3166 * ubsan.c (instrument_si_overflow): Pass true instead of false
3168 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
3169 of bbs. Return TODO_cleanup_cfg if any returned true.
3171 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3173 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
3174 ISA 3.0 MTVSRDD instruction.
3175 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
3178 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
3180 PR tree-optimization/71083
3181 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
3182 bitfield access when possible.
3184 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
3187 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
3188 sign-changing cast from a shorter unsigned type to a wider
3191 2016-08-12 Jakub Jelinek <jakub@redhat.com>
3193 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
3194 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
3195 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
3197 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3199 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
3200 Correct costs for vec_construct.
3202 2016-08-12 Bin Cheng <bin.cheng@arm.com>
3204 PR tree-optimization/69848
3205 * tree-vectorizer.h (enum vect_def_type): New condition reduction
3206 type CONST_COND_REDUCTION.
3207 * tree-vect-loop.c (vectorizable_reduction): Support new condition
3208 reudction type CONST_COND_REDUCTION.
3210 2016-08-12 Richard Biener <rguenther@suse.de>
3212 PR tree-optimization/57326
3213 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
3214 returning an SSA name.
3215 (phi_translate_1): When fully_constant_expression returns a NAME
3216 make sure we have a leader for it.
3218 2016-08-12 Martin Liska <mliska@suse.cz>
3219 Adam Fineman <afineman@afineman.com>
3221 * gcov.c (process_file): Create .gcov file when .gcda
3224 2016-08-12 Marek Polacek <polacek@redhat.com>
3227 * alias.c (find_base_value): Adjust fall through comment.
3228 * cfgexpand.c (expand_debug_expr): Likewise.
3229 * combine.c (find_split_point): Likewise.
3230 (expand_compound_operation): Likewise. Add FALLTHRU.
3231 (make_compound_operation): Adjust fall through comment.
3232 (canon_reg_for_combine): Add FALLTHRU.
3233 (force_to_mode): Adjust fall through comment.
3234 (simplify_shift_const_1): Likewise.
3235 (simplify_comparison): Likewise.
3236 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
3238 * config/aarch64/predicates.md: Likewise.
3239 * config/i386/i386.c (function_arg_advance_32): Likewise.
3240 (ix86_gimplify_va_arg): Likewise.
3241 (print_reg): Likewise.
3242 (ix86_print_operand): Likewise.
3243 (ix86_build_const_vector): Likewise.
3244 (ix86_expand_branch): Likewise.
3245 (ix86_sched_init_global): Adjust fall through comment.
3246 (ix86_expand_args_builtin): Add FALLTHRU.
3247 (ix86_expand_builtin): Likewise.
3248 (ix86_expand_vector_init_one_var): Likewise.
3249 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3250 (rs6000_adjust_cost): Likewise.
3251 (insn_must_be_first_in_group): Likewise.
3252 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
3253 * dbxout.c (dbxout_symbol): Adjust fall through comment.
3254 * df-scan.c (df_uses_record): Likewise.
3255 * dojump.c (do_jump): Add FALLTHRU.
3256 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
3258 (resolve_args_picking_1): Adjust fall through comment.
3259 (loc_list_from_tree_1): Likewise.
3260 * expmed.c (make_tree): Likewise.
3261 * expr.c (expand_expr_real_2): Add FALLTHRU.
3262 (expand_expr_real_1): Likewise. Adjust fall through comment.
3263 * fold-const.c (const_binop): Adjust fall through comment.
3264 (fold_truth_not_expr): Likewise.
3265 (fold_cond_expr_with_comparison): Add FALLTHRU.
3266 (fold_binary_loc): Likewise.
3267 (contains_label_1): Adjust fall through comment.
3268 (multiple_of_p): Likewise.
3269 * gcov-tool.c (process_args): Add FALLTHRU.
3270 * genattrtab.c (check_attr_test): Likewise.
3271 (write_test_expr): Likewise.
3272 * genconfig.c (walk_insn_part): Likewise.
3273 * genpreds.c (validate_exp): Adjust fall through comment.
3274 (needs_variable): Likewise.
3275 * gensupport.c (get_alternatives_number): Add FALLTHRU.
3276 (subst_dup): Likewise.
3277 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
3278 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
3279 (gimplify_scan_omp_clauses): Add FALLTHRU.
3280 (goa_stabilize_expr): Likewise.
3281 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
3283 * hsa-gen.c (get_address_from_value): Likewise.
3284 * ipa-icf.c (sem_function::hash_stmt): Likewise.
3285 * ira.c (ira_setup_alts): Add FALLTHRU.
3286 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
3288 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
3289 * opts.c (common_handle_option): Likewise.
3290 * read-rtl.c (read_rtx_code): Likewise.
3291 * real.c (round_for_format): Likewise.
3292 * recog.c (asm_operand_ok): Likewise.
3293 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
3294 * reload1.c (set_label_offsets): Likewise.
3295 (eliminate_regs_1): Likewise.
3296 (reload_reg_reaches_end_p): Likewise.
3297 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
3298 (rtx_cost): Likewise.
3299 * sched-rgn.c (is_exception_free): Likewise.
3300 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
3301 * stor-layout.c (int_mode_for_mode): Likewise.
3302 * toplev.c (print_to_asm_out_file): Likewise.
3303 (print_to_stderr): Likewise.
3304 * tree-cfg.c (gimple_verify_flow_info): Likewise.
3305 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
3306 (chrec_fold_multiply): Likewise.
3307 (evolution_function_is_invariant_rec_p): Likewise.
3308 (for_each_scev_op): Likewise.
3309 * tree-data-ref.c (siv_subscript_p): Likewise.
3310 (get_references_in_stmt): Likewise.
3311 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
3312 (substitute_in_expr): Likewise.
3313 (type_cache_hasher::equal): Likewise.
3314 (walk_type_fields): Likewise.
3315 * var-tracking.c (adjust_mems): Add FALLTHRU.
3316 (set_dv_changed): Adjust fall through comment.
3317 * varasm.c (default_function_section): Add FALLTHRU.
3319 2016-08-12 Marek Polacek <polacek@redhat.com>
3322 * tree-complex.c (expand_complex_division): Add missing break.
3324 2016-08-12 Richard Biener <rguenther@suse.de>
3326 * passes.c (execute_todo): Do not push/pop TV_TODO.
3327 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
3328 (execute_one_pass): Likewise.
3329 * common.opt (ftime-report-details): New switch.
3330 * doc/invoke.texi (ftime-report-details): Document.
3331 * timevar.h (timer::print_row): Adjust signature.
3332 (timer::all_zero): New static helper.
3333 (timer::child_map_t): New typedef.
3334 (timer::time_var_def): Add children field.
3335 * timevar.c (timer::named_items::print): Adjust.
3336 (timer::~timer): Free timevar recorded children.
3337 (timer::pop_internal): When -ftime-report-details record
3338 time spent in sub-timevars.
3339 (timer::print_row): Adjust.
3340 (timer::print): Print sub-timevar stats, use all_zero.
3341 * timevar.def (TV_TODO): Remove.
3343 2016-08-12 Richard Biener <rguenther@suse.de>
3345 PR tree-optimization/72851
3346 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
3347 worklists to use bitmaps indexed in execution order.
3348 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
3349 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
3350 (cfg_blocks): Make a bitmap.
3351 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
3353 (cfg_blocks_empty_p): Adjust.
3354 (cfg_blocks_add): Likewise.
3355 (cfg_blocks_get): Likewise.
3356 (add_ssa_edge): Likewise.
3357 (add_control_edge): Likewise.
3358 (simulate_stmt): Likewise.
3359 (process_ssa_edge_worklist): Likewise.
3360 (simulate_block): Likewise.
3361 (ssa_prop_init): Compute PRE order and stmt UIDs.
3362 (ssa_prop_fini): Adjust.
3363 (ssa_propagate): Adjust.
3365 2016-08-12 Richard Biener <rguenther@suse.de>
3367 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
3368 the currently executable edges have fixed ranges. Always
3369 go through update_value_range.
3371 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
3375 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
3376 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
3377 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
3378 (LANG_HOOKS_DECLS): Add it.
3379 * langhooks.h (struct lang_hooks_for_decls): Add
3380 function_decl_defaulted. Const_tree-ify
3381 function_decl_explicit_p and function_decl_deleted_p.
3382 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
3383 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
3384 also at strict DWARF v5.
3387 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
3388 TYPE_QUAL_CONST in reference-typed decls.
3391 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
3392 in DW_OP_pieces, just enough to handle pointers to member
3394 (gen_remaining_tmpl_value_param_die_attribute): Use a location
3395 expression on DWARFv5 if a constant value doesn't work.
3397 2016-08-11 David Malcolm <dmalcolm@redhat.com>
3399 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
3400 * selftest.c (selftest::test_assertions): New function.
3401 (selftest::selftest_c_tests): New function.
3402 * selftest.h (selftest::selftest_c_tests): New declaration.
3404 2016-08-11 Richard Biener <rguenther@suse.de>
3405 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3407 PR rtl-optimization/72855
3408 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
3410 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3413 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
3414 (vsx_store_<mode>): Likewise.
3416 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
3418 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
3419 TImode CONST_WIDE_INT store.
3420 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
3422 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
3424 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
3425 mode if unaligned SSE load and store are optimal.
3427 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
3429 PR tree-optimization/71083
3430 * tree-predcom.c (ref_at_iteration): Correctly align the
3433 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3435 * config/s390/s390-builtin-types.def: Add INT128 types.
3436 * config/s390/s390-builtins.def: Add INT128 variants for the add
3437 sub low-level builtins dealing with TImode.
3438 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
3439 via subreg when expanding a builtin.
3440 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
3441 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
3443 * config/s390/vecintrin.h: Adjust builtin names accordingly.
3444 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
3445 ("vec_addc<mode>", "vec_addc_u128"): Merge to
3446 "vacc<bhfgq>_<mode>".
3447 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
3448 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
3449 ("vec_subc<mode>", "vec_subc_u128"): Merge to
3450 "vscbi<bhfgq>_<mode>".
3451 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
3452 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
3454 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3456 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
3458 2016-08-11 Bin Cheng <bin.cheng@arm.com>
3460 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
3462 (vcond<v_cmp_mixed><mode>): Ditto.
3463 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
3465 2016-08-11 Bin Cheng <bin.cheng@arm.com>
3467 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
3468 variable explicitly, also assert on it before use.
3470 2016-08-11 Richard Biener <rguenther@suse.de>
3472 PR tree-optimization/72772
3473 * cfgloopmanip.c (create_preheader): Use split_edge if there
3474 is a single loop entry, avoiding degenerate PHIs.
3476 2016-08-11 Richard Biener <rguenther@suse.de>
3478 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
3479 unconditional TODO_cleanup_cfg.
3480 (pass_thread_jumps::execute): Initialize loops, perform a CFG
3481 cleanup only if we threaded a jump.
3483 2016-08-11 Alan Modra <amodra@gmail.com>
3486 * lra-constraints.c (simplify_operand_subreg): Allow subreg
3487 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
3488 slow. Emit two reloads for slow mem case, first loading in
3489 fast innermode, then converting to required mode.
3491 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
3493 * config/rs6000/altivec.h (vec_extract_exp): New macro.
3494 (vec_extract_sig): New macro.
3495 (vec_insert_exp): New macro.
3496 (vec_test_data_class): New macro.
3497 (scalar_extract_exp): New macro.
3498 (scalar_extract_sig): New macro.
3499 (scalar_insert_exp): New macro.
3500 (scalar_test_data_class): New macro.
3501 (scalar_test_neg): New macro.
3502 (scalar_cmp_exp_gt): New macro.
3503 (scalar_cmp_exp_lt): New macro.
3504 (scalar_cmp_exp_eq): New macro.
3505 (scalar_cmp_exp_unordered): New macro.
3506 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
3507 to enforce constraint that operand is a 7-bit unsigned literal.
3508 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
3509 for power9 built-ins.
3510 (BU_P9V_VSX_2): Likewise.
3511 (BU_P9V_64BIT_VSX_2): Likewise.
3512 (VSEEDP): Add scalar extract exponent support.
3513 (VSEESP): Add scalar extract signature support.
3514 (VSTDCNDP): Add scalar test negative support.
3515 (VSTDCNSP): Likewise.
3516 (VSIEDP): Add scalar insert exponent support.
3517 (VSCEDPGT): Add scalar compare exponent greater than support.
3518 (VSCEDPLT): Add scalar compare exponent less than support.
3519 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
3520 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
3521 (VSTDCDP): Add scalar test data class support.
3522 (VSTDCSP): Likewise.
3523 (VSEEDP): Add overload support for scalar extract exponent
3525 (VSESDP): Add overload support for scalar extract signature
3527 (VSTDCN): Add overload support for scalar test negative
3529 (VSTDCNDP): Add overload support for scalar test negative
3531 (VSTDCNSP): Add overload support for scalar test negative
3533 (VSIEDP): Add overload support for scalar insert exponent
3535 (VSTDC): Add overload support for scalar test data class
3537 (VSTDCDP): Add overload support for scalar test data class
3539 (VSTDCSP): Add overload support for scalar test data class
3541 (VSCEDPGT): Add overload support for scalar compare exponent
3542 greater than operation.
3543 (VSCEDPLT): Add overload support for scalar compare exponent
3544 less than operation.
3545 (VSCEDPEQ): Add overload support for scalar compare exponent
3546 test-for-equality operation.
3547 (VSCEDPUO): Add overload support for scalar compare exponent
3548 test-for-unordered operation.
3549 (VEEDP): Add vector extract exponent support.
3551 (VESDP): Add vector extract significand support.
3553 (VIEDP): Add vector insert exponent support.
3555 (VTDCDP): Add vector test data class support.
3557 (VES): Add overload support for vector extract significand operation.
3560 (VEE): Add overload support for vector extract exponent operation.
3563 (VTDC): Add overload support for vector test data class operation.
3566 (VIE): Add overload support for vector insert exponent operation.
3569 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3570 overloaded binary floating point functions.
3571 (altivec_resolve_overloaded_builtin): Improve error messages to
3572 distinguish between functions not supported in the current
3573 compiler configuration and functions that were invoked with an
3574 invalid parameter combination, and include the built-in function
3575 name in both error messages.
3576 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
3578 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
3580 (rs6000_expand_binop_builtin): Add check to enforce that argument
3581 2 of the test data class operations is a 7-bit unsigned literal.
3582 (rs6000_invalid_builtin): Add code to issue an error message if a
3583 built-in function that requires the power9_vector and -m32
3584 command-line options is compiled without these options.
3585 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
3586 (UNSPEC_VSX_SXSIGDP): New value.
3587 (UNSPEC_VSX_SXSIGPDP): New value.
3588 (UNSPEC_VSX_SIEXPDP): New value.
3589 (UNSPEC_VSX_SCMPEXPDP): New value.
3590 (UNSPEC_VSX_STSTDC): New value.
3591 (UNSPEC_VSX_VXEXP): New value.
3592 (UNSPEC_VSX_VXSIG): New value.
3593 (UNSPEC_VSX_VIEXP): New value.
3594 (UNSPEC_VSX_VTSTDC): New value.
3595 (xsxexpdp): New insn for scalar extract exponent.
3596 (xsxsigdp): New insn for scalar extract significand.
3597 (xsiexpdp): New insn for scalar insert exponent.
3598 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
3599 (*xscmpexpdp): New insn for scalar compare exponents.
3600 (xststdc<Fvsx): New expansion for both single- and
3601 double-precision scalar test data class operations.
3602 (xststdcneg<Fvsx>): New expansion for both single- and
3603 double-precision scalar test for negative value operations.
3604 (*xststdc<Fvsx>): New insn for scalar test data class
3606 (xvxexp<VSs>): New insn for single- and double-precision
3607 vector extract exponent operation.
3608 (xvxsig<VSs>): New insn for single- and double-precision
3609 vector extract significand operation.
3610 (xviexp<VSs>): New insn for single- and double-precision
3611 vector insert exponent operation.
3612 (xvtstdc<VSs>): New insn for single- and double-precision
3613 vector test data class operation.
3614 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3615 built-in functions to represent the Power9 binary floating-point
3616 support instructions.
3618 2016-08-10 bin cheng <bin.cheng@arm.com>
3620 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
3622 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
3623 Renlin Li <renlin.li@arm.com>
3624 Bin Cheng <bin.cheng@arm.com>
3626 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
3627 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
3628 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
3629 (aarch64_vcond_internal<mode><mode>): Delete pattern.
3630 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
3631 (vcond<v_cmp_result><mode>): Ditto.
3632 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
3633 (vcondu<mode><mode>): Ditto.
3634 (vcond<v_cmp_mixed><mode>): New pattern.
3635 (vcondu<mode><v_cmp_mixed>): New pattern.
3636 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
3637 of aarch64_vcond_internal.
3639 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
3640 Renlin Li <renlin.li@arm.com>
3641 Bin Cheng <bin.cheng@arm.com>
3643 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
3644 (vec_cmp<mode><v_cmp_result>): New pattern.
3645 (vec_cmpu<mode><mode>): New pattern.
3646 (vcond_mask_<mode><v_cmp_result>): New pattern.
3648 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
3650 PR tree-optimization/71734
3651 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
3652 REF_LOOP, invoke ref_indep_loop_p_1.
3653 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
3654 to ref_indep_loop_p.
3655 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
3656 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
3657 is inside LOOP, do not cache dpendence value for loops with
3659 (ref_indep_loop_p_2): Delete function.
3660 (can_sm_ref_p): Pass LOOP as additional argument to
3663 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
3666 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
3667 being an offsettable address.
3669 2016-08-10 Martin Liska <mliska@suse.cz>
3671 PR gcov-profile/58306
3672 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
3673 atomic variants of profile update functions.
3675 2016-08-10 Martin Liska <mliska@suse.cz>
3677 Cherry picked (and modified) from google-4_7 branch
3678 2012-12-26 Rong Xu <xur@google.com>
3679 * common.opt (fprofile-update): Add new flag.
3680 * coretypes.h: Define enum profile_update.
3681 * doc/invoke.texi: Document -fprofile-update.
3682 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
3683 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
3684 * tree-profile.c (gimple_init_edge_profiler): Generate
3685 also atomic profiler update.
3686 (gimple_gen_edge_profiler): Likewise.
3688 2016-08-10 David Malcolm <dmalcolm@redhat.com>
3690 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
3691 stack_usage_file to NULL after fclose calls.
3693 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3696 * reload.c (push_reload): Compute subreg_in_class for
3697 subregs of constants and plus expressions. Remove special
3698 handling of SYMBOL_REFs.
3700 2016-08-10 Alan Modra <amodra@gmail.com>
3703 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
3704 SImode for TARGET_E500_DOUBLE when given SImode.
3706 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
3708 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
3709 unused variable __O.
3711 2016-08-09 Martin Liska <mliska@suse.cz>
3713 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
3714 _gcov_reset to __gcov_reset.
3715 * doc/gcov-tool.texi: Fix typo.
3717 2016-08-09 Martin Liska <mliska@suse.cz>
3719 * value-prof.c (gimple_divmod_values_to_profile): Do not
3720 instrument MOD histogram if a value is not a SSA name.
3722 2016-08-09 Martin Liska <mliska@suse.cz>
3724 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
3727 2016-08-09 Renlin Li <renlin.li@arm.com>
3730 * calls.c (prepare_call_address): Convert funexp to Pmode when
3732 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
3733 (sibcall_value): Likewise.
3735 2016-08-09 Marek Polacek <polacek@redhat.com>
3738 * cselib.c (cselib_expand_value_rtx_1): Add return.
3739 * gengtype.c (dbgprint_count_type_at): Likewise.
3740 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
3741 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
3743 2016-08-09 Martin Jambor <mjambor@suse.cz>
3746 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
3747 if instance is a MEM_REF.
3749 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
3752 * config/i386/i386.md (*movtf_internal): Use
3753 lra_in_progress || reload_completed instead of !can_create_pseudo_p
3754 in the insn constraint.
3755 (*movxf_internal): Ditto.
3756 (*movdf_internal): Ditto.
3757 (*movsf_internal): Ditto.
3759 2016-08-09 Bin Cheng <bin.cheng@arm.com>
3761 PR tree-optimization/72772
3762 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
3765 2016-08-09 Bin Cheng <bin.cheng@arm.com>
3767 PR tree-optimization/72772
3768 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
3770 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
3771 parameter STOP and update calls. Move expand_simple_operations
3772 function call from here...
3773 (simplify_using_initial_conditions): ...to here. Delete parameter
3775 (tree_simplify_using_condition): Delete parameter STOP.
3776 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
3777 simplify_using_initial_conditions.
3779 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
3782 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
3783 Use create_tmp_var_raw instead of create_tmp_var.
3785 2016-08-09 Richard Biener <rguenther@suse.de>
3787 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
3788 Treat same SSA names related.
3790 2016-08-09 Jakub Jelinek <jakub@redhat.com>
3792 PR tree-optimization/72824
3793 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
3794 real_zerop is not negative.
3796 2016-08-09 Richard Biener <rguenther@suse.de>
3798 PR tree-optimization/71802
3799 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
3800 all merge opportunities with the predecessor.
3802 2016-08-09 Richard Biener <rguenther@suse.de>
3805 * ipa-prop.c (ipa_modify_formal_parameters): Build
3806 parameter types with natural alignment also for the
3809 2016-08-08 Andi Kleen <ak@linux.intel.com>
3811 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
3813 2016-08-08 David Malcolm <dmalcolm@redhat.com>
3816 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
3817 do-nothing langhook.
3818 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
3819 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
3820 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
3821 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
3823 2016-08-08 David Malcolm <dmalcolm@redhat.com>
3826 * input.c: Ensure that HAVE_ICONV is defined.
3828 2016-08-08 Jakub Jelinek <jakub@redhat.com>
3831 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
3832 private vars for lastprivate and for linear iterator.
3835 * omp-simd-clone.c: Include varasm.h.
3836 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
3837 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
3838 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
3839 update function name.
3841 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3843 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
3844 (avr_diagnose_devicespecs_error): Remove.
3845 (avr_devicespecs_file): Remove composing absolute path for specfile
3846 and its verbose info. Remove conditions to check specs-file,
3848 2016-08-08 Jakub Jelinek <jakub@redhat.com>
3850 PR rtl-optimization/72821
3851 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
3852 just return false for them.
3854 2016-08-08 Alan Modra <amodra@gmail.com>
3857 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
3858 toc refs created during reload. Update function comment.
3860 2016-08-08 Alan Modra <amodra@gmail.com>
3863 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
3864 alternatives. Put loads first, then stores, and reg/reg moves
3865 within same class later. Delete attr length.
3867 2016-08-08 Alan Modra <amodra@gmail.com>
3870 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
3871 (mem_operand_ds_form): New predicate.
3872 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
3873 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
3874 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
3875 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
3876 (extendsfdf2_fpr): Replace o constraint with wY.
3878 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
3880 * tree-ssa-threadbackward.c: Include tree-inline.h
3881 (profitable_jump_thread_path): Use estimate_num_insns to estimate
3882 size of copied block; for cold paths reduce duplication.
3883 (find_jump_threads_backwards): Remove redundant tests.
3884 (pass_thread_jumps::gate): Enable for -Os.
3886 2016-08-07 Jakub Jelinek <jakub@redhat.com>
3889 * stor-layout.c (layout_decl): Fix up formatting.
3890 (relayout_decl): Allow DECL to be FIELD_DECL.
3892 2016-08-07 Alan Modra <amodra@gmail.com>
3894 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
3896 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3898 * data-streamer-in.c (streamer_read_wide_int): New.
3899 (streamer_read_widest_int): Renamed function.
3900 * data-streamer-out.c (streamer_write_wide_int): New
3901 (streamer_write_widest_int): Renamed function.
3902 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
3904 (input_cfg): Call renamed function.
3905 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
3907 (output_cfg): Call renamed function.
3908 * data-streamer.h: Add declarations.
3910 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3912 * tree-ssa-ccp.c (extend_mask): New param sgn.
3913 Remove ORing with wi::mask.
3914 (get_default_value): Adjust call to extend_mask to pass sign.
3915 (evaluate_stmt): Likewise.
3917 2016-08-06 Jakub Jelinek <jakub@redhat.com>
3919 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
3922 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3924 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
3925 transform if operand's type is pointer to function or method.
3927 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
3929 PR tree-optimization/18046
3930 * tree-ssa-threadedge.c: Include cfganal.h.
3931 (simplify_control_statement_condition): If simplifying a
3932 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
3933 with the dominating ASSERT_EXPR before handing it off to VRP.
3934 Mention that a CASE_LABEL_EXPR may be returned.
3935 (thread_around_empty_blocks): Adjust to handle
3936 simplify_control_statement_condition() returning a
3938 (thread_through_normal_block): Likewise.
3939 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
3940 a switch statement by trying to determine which case label
3943 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
3945 PR rtl-optimization/69847
3946 * lra-constraints.c (process_invariant_for_inheritance): Save
3947 pattern instead of src.
3948 (remove_inheritance_pseudos): Use the pattern. Add assert.
3950 2016-08-05 David Malcolm <dmalcolm@redhat.com>
3952 * input.c (string_concat::string_concat): New constructor.
3953 (string_concat_db::string_concat_db): New constructor.
3954 (string_concat_db::record_string_concatenation): New method.
3955 (string_concat_db::get_string_concatenation): New method.
3956 (string_concat_db::get_key_loc): New method.
3957 (class auto_cpp_string_vec): New class.
3958 (get_substring_ranges_for_loc): New function.
3959 (get_source_range_for_substring): New function.
3960 (get_num_source_ranges_for_substring): New function.
3961 (class selftest::lexer_test_options): New class.
3962 (struct selftest::lexer_test): New struct.
3963 (class selftest::ebcdic_execution_charset): New class.
3964 (selftest::ebcdic_execution_charset::s_singleton): New variable.
3965 (selftest::lexer_test::lexer_test): New constructor.
3966 (selftest::lexer_test::~lexer_test): New destructor.
3967 (selftest::lexer_test::get_token): New method.
3968 (selftest::assert_char_at_range): New function.
3969 (ASSERT_CHAR_AT_RANGE): New macro.
3970 (selftest::assert_num_substring_ranges): New function.
3971 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
3972 (selftest::assert_has_no_substring_ranges): New function.
3973 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
3974 (selftest::test_lexer_string_locations_simple): New function.
3975 (selftest::test_lexer_string_locations_ebcdic): New function.
3976 (selftest::test_lexer_string_locations_hex): New function.
3977 (selftest::test_lexer_string_locations_oct): New function.
3978 (selftest::test_lexer_string_locations_letter_escape_1): New function.
3979 (selftest::test_lexer_string_locations_letter_escape_2): New function.
3980 (selftest::test_lexer_string_locations_ucn4): New function.
3981 (selftest::test_lexer_string_locations_ucn8): New function.
3982 (selftest::uint32_from_big_endian): New function.
3983 (selftest::test_lexer_string_locations_wide_string): New function.
3984 (selftest::uint16_from_big_endian): New function.
3985 (selftest::test_lexer_string_locations_string16): New function.
3986 (selftest::test_lexer_string_locations_string32): New function.
3987 (selftest::test_lexer_string_locations_u8): New function.
3988 (selftest::test_lexer_string_locations_utf8_source): New function.
3989 (selftest::test_lexer_string_locations_concatenation_1): New
3991 (selftest::test_lexer_string_locations_concatenation_2): New
3993 (selftest::test_lexer_string_locations_concatenation_3): New
3995 (selftest::test_lexer_string_locations_macro): New function.
3996 (selftest::test_lexer_string_locations_stringified_macro_argument):
3998 (selftest::test_lexer_string_locations_non_string): New function.
3999 (selftest::test_lexer_string_locations_long_line): New function.
4000 (selftest::test_lexer_char_constants): New function.
4001 (selftest::input_c_tests): Call the new test functions once per
4002 case within the line_table test matrix.
4003 * input.h (struct string_concat): New struct.
4004 (struct location_hash): New struct.
4005 (class string_concat_db): New class.
4006 * substring-locations.h: New header.
4008 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
4010 PR tree-optimization/72810
4011 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
4012 the type of the case labels when truncating.
4014 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
4017 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
4018 (aarch64_fp16_ptr_type_node): Likewise.
4019 * config/aarch64/aarch64-simd-builtins.c
4020 (aarch64_fp16_ptr_type_node): Define.
4021 (aarch64_init_fp16_types): New, refactored out of...
4022 (aarch64_init_builtins): ...here, update to call
4023 aarch64_init_fp16_types.
4024 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
4026 (aapcs_vfp_sub_candidate): Likewise.
4028 2016-08-05 Martin Liska <mliska@suse.cz>
4029 Joshua Cranmer <Pidgeot18@gmail.com>
4031 * gcov.c (line_t::has_block): New function.
4032 (enum loop_type): New enum.
4033 (handle_cycle): New function.
4034 (unblock): Likewise.
4035 (circuit): Likewise.
4036 (get_cycles_count): Likewise.
4037 (accumulate_line_counts): Use new loop detection algorithm.
4039 2016-08-05 Martin Liska <mliska@suse.cz>
4041 * gcov.c (output_intermediate_file): Rename
4042 function_info::line_next to next_file_fn.
4043 (process_file): Likewise.
4044 (read_graph_file): Likewise.
4045 (accumulate_line_counts): Likewise.
4046 (output_lines): Likewise.
4048 2016-08-05 Richard Biener <rguenther@suse.de>
4050 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
4051 restriction on threading to a loop header.
4053 2016-08-05 Richard Biener <rguenther@suse.de>
4055 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
4056 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
4057 adjust loop info accordingly.
4059 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
4061 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
4062 before folding call to __builtin_constant_p with parameters to false.
4064 2016-08-05 Alan Modra <amodra@gmail.com>
4066 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
4067 code accidentally committed 2016-05-02 providing class when given
4070 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
4072 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
4073 the case label ranges that partially overlap with OP's value
4076 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
4079 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
4080 Cast builtin function result to __mmask16 instead of __mmask8.
4081 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
4082 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
4083 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
4085 2016-08-04 David Malcolm <dmalcolm@redhat.com>
4087 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
4088 (ASSERT_TRUE_AT): New macro.
4089 (ASSERT_FALSE): Reimplement in terms of...
4090 (ASSERT_FALSE_AT): New macro.
4091 (ASSERT_STREQ_AT): Fix typo in comment.
4093 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
4095 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
4096 labels are exhaustive, designate the label with the widest
4097 range to be the default label.
4099 2016-08-04 Andrew Pinski <apinski@cavium.com>
4101 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
4102 (thunderx_tunings): Use thunderx_vector_cost instead of
4103 generic_vector_cost.
4105 2016-08-04 Martin Liska <mliska@suse.cz>
4107 * gcov.c (main): Fix GNU coding style.
4108 (output_intermediate_file): Likewise.
4109 (process_file): Likewise.
4110 (generate_results): Likewise.
4111 (release_structures): Likewise.
4112 (create_file_names): Likewise.
4113 (find_source): Likewise.
4114 (read_graph_file): Likewise.
4115 (find_exception_blocks): Likewise.
4116 (canonicalize_name): Likewise.
4117 (make_gcov_file_name): Likewise.
4118 (mangle_name): Likewise.
4119 (accumulate_line_counts): Likewise.
4120 (output_branch_count): Likewise.
4121 (read_line): Likewise.
4123 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
4125 PR rtl-optimization/71779
4126 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
4127 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
4128 or if it was truncated.
4130 PR rtl-optimization/70903
4131 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
4133 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
4135 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
4136 accessing SSA_NAME_PTR_INFO.
4138 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
4141 * common/config/avr/avr-common.c (avr_option_optimization_table)
4142 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
4144 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
4147 * config/avr/avr.md: New pattern to work around do_store_flag
4148 generating shift instructions for bit extractions.
4150 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
4152 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
4154 (add_equivalence): Likewise.
4155 (get_value_range): Allocate value range with vrp_value_range_pool.
4156 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
4157 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
4159 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
4161 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
4162 the default for the rs6000 port.
4164 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
4167 * calls.c (special_function_p): Remove special handling of
4168 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
4169 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
4170 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
4172 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
4175 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
4176 Don't stop on regular insns.
4178 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
4180 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
4181 size to DImode boundary.
4182 (nvptx_propagate): Likewise.
4184 2016-08-03 Alan Modra <amodra@gmail.com>
4186 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
4187 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
4188 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
4189 from -mefficient-unaligned-vector. Note that this affects fp too.
4191 2016-08-03 Alan Modra <amodra@gmail.com>
4193 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
4196 2016-08-03 Alan Modra <amodra@gmail.com>
4198 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
4199 to a reg. Localize vars.
4201 2016-08-03 Alan Modra <amodra@gmail.com>
4203 * config/rs6000/rs6000.opt: Remove negatives from help strings
4206 2016-08-03 Alan Modra <amodra@gmail.com>
4208 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
4209 Delete duplicated code.
4211 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
4214 * lra-spills.c (regno_in_use_p): New.
4215 (lra_final_code_change): Use it.
4217 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
4219 PR rtl-optimization/69847
4220 * lra-int.h (struct lra-reg): Use restore_rtx instead of
4222 (lra_rtx_hash): New.
4223 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
4225 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
4226 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
4227 * lra-spills.c (lra_final_code_change): Don't delete insn when the
4228 next insn is USE with the same reg as the current insn source.
4229 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
4231 (lra_constraints_init): Call initiate_invariants.
4232 (lra_constraints_finish): Call finish_invariants.
4233 (struct invariant, invariant_t, invariant_ptr_t): New.
4234 (const_invariant_ptr_t, invariants, invariants_pool): New.
4235 (invariant_table, invariant_hash, invariant_eq_p): New.
4236 (insert_invariant, initiate_invariants, finish_invariants): New.
4237 (clear_invariants, invalid_invariant_regs): New.
4238 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
4239 instead of restore_regno.
4240 (invariant_p, process_invariant_for_inheritance): New.
4241 (inherit_in_ebb): Implement invariant inheritance.
4242 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
4243 (remove_inheritance_pseudos): Implement undoing invariant
4245 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
4246 instead of restore_regno.
4247 * lra-assigns.c (regno_live_length): New.
4248 (reload_pseudo_compare_func): Use regno_live_length.
4249 (assign_by_spills): Use restore_rtx instead of restore_regno.
4250 (lra_assign): Ditto. Initiate regno_live_length.
4252 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
4254 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
4255 __builtin_aarch64_fmindf.
4257 2016-08-02 Bin Cheng <bin.cheng@arm.com>
4259 PR tree-optimization/34114
4260 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
4261 information for more control IVs.
4263 2016-08-02 Bin Cheng <bin.cheng@arm.com>
4265 PR tree-optimization/34114
4266 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
4267 PLUS_EXPR case. Handle SSA_NAME case.
4269 2016-08-02 Tamar Christina <tamar.christina@arm.com>
4271 * config/aarch64/aarch64-simd-builtins.def
4272 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
4273 (__builtin_aarch64_fmaxdf): Likewise.
4274 (__builtin_aarch64_smin_nandf): Likewise.
4275 (__builtin_aarch64_smax_nandf): Likewise.
4276 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
4277 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
4278 (<fmaxmin><mode>3): ...this.
4279 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
4280 (vminnm_f64): Likewise.
4281 (vmin_f64): Likewise.
4282 (vmax_f64): Likewise.
4283 * config/aarch64/iterators.md (FMAXMIN): Merge with...
4284 (FMAXMIN_UNS): ...this.
4285 (fmaxmin): Merged with
4286 (fmaxmin_op): ...this...
4287 (maxmin_uns_op): ...in to this.
4289 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4291 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4292 Add support for vec_extract on vector float, vector int, vector
4293 short, and vector char vector types.
4294 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
4295 vector float, vector int, vector short, and vector char
4296 optimizations on 64-bit ISA 2.07 systems for both constant and
4297 variable element numbers.
4298 (rs6000_split_vec_extract_var): Likewise.
4299 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
4300 Altivec registers on ISA 2.07 and above.
4301 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
4302 which never was matched due to the split occuring before register
4303 allocation (and the code would not have worked on little endian
4304 systems if it did match). Allow extracts to go to the Altivec
4305 registers if ISA 2.07 (power8). Change from using "" around the
4306 C++ code to using {}'s.
4307 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
4308 vec_extracts when the vector is in memory.
4309 (vsx_extract_v4sf_var): New insn to optimize vector float
4310 vec_extracts when the element number is variable on 64-bit ISA
4312 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
4313 for 64-bit ISA 2.07 as well as ISA 3.0.
4314 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
4315 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
4316 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
4317 optimize vector int, vector short, and vector char vec_extracts
4318 when the vector is in memory.
4319 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
4320 optimize vector int, vector short, and vector char vec_extracts
4321 when the element number is variable.
4323 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
4326 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
4327 does not overlap with other symbol flags.
4329 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
4331 * config/aarch64/aarch64.h (aarch64_frame):
4332 Remove padding0 and hardfp_offset. Add locals_offset,
4333 initial_adjust, callee_adjust, callee_offset and final_adjust.
4334 * config/aarch64/aarch64.c (aarch64_layout_frame):
4335 Remove unused padding0 and hardfp_offset initializations.
4336 Choose frame layout and set frame variables accordingly.
4337 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
4338 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
4339 (aarch64_pop_regs): Likewise.
4340 (aarch64_expand_prologue): Remove all decision code, just emit
4341 prolog according to frame variables.
4342 (aarch64_expand_epilogue): Remove all decision code, just emit
4343 epilog according to frame variables.
4344 (aarch64_initial_elimination_offset): Use offset to local/arg area.
4346 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
4349 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
4350 fix_debug_reg_uses after changing source register mode to
4351 V1TImode if source register is undefined.
4353 2015-08-01 Alan Hayward <alan.hayward@arm.com>
4355 PR tree-optimization/71818
4356 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
4357 with non invariant evolutions
4359 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
4362 * config/avr/avr.md (length) [branch]: Correct insn length
4363 attribute for forward branches.
4365 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
4367 * doc/extend.texi (AVR Built-in Functions): Document
4369 * config/avr/builtins.def (NOPS): New.
4370 * config/avr/avr.c (avr_expand_nops): New static function.
4371 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
4373 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4375 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
4376 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
4379 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
4381 * config/aarch64/aarch64.c (vulcan_tunings): Update
4382 vulcan L1 cache_line_size.
4384 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
4386 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
4387 function that takes a vector memory address, a hard register, an
4388 element number and a temporary base register, and recreates an
4389 address that points to the appropriate element within the vector.
4390 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
4391 (rs6000_split_vec_extract_var): Add support for the target of a
4392 vec_extract with variable element number being a scalar memory
4394 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
4396 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
4397 vsx_extract_<mode>_load insn with a new insn that optimizes
4398 storing either element to a memory location, using scratch
4399 registers to pick apart the vector and reconstruct the address.
4400 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
4401 (vsx_extract_<mode>_store): Rework alternatives to more correctly
4402 support Altivec registers. Add support for ISA 3.0 Altivec d-form
4404 (vsx_extract_<mode>_var): Add support for extracting a variable
4405 element number from memory.
4407 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
4409 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
4410 when testing for compares against constants of the form 0xabab.
4412 2016-07-29 Bin Cheng <bin.cheng@arm.com>
4414 PR tree-optimization/57558
4415 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
4417 (vect_loop_versioning): Support versioning with niter assumptions.
4418 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
4419 (vect_get_loop_niters): New parameter. Reimplement to support
4420 assumptions in loop niter info.
4421 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
4422 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
4423 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
4424 Support loop versioning for niters.
4425 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
4426 (vect_free_loop_info_assumptions): New function.
4427 (vectorize_loops): Free loop niter info for loops with flag
4428 LOOP_F_ASSUMPTIONS set if vectorization failed.
4429 * tree-vectorizer.h (struct _loop_vec_info): New field
4430 num_iters_assumptions.
4431 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
4432 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
4433 (LOOP_REQUIRES_VERSIONING): New macro.
4434 (vect_free_loop_info_assumptions): New decl.
4436 2016-07-29 Bin Cheng <bin.cheng@arm.com>
4438 * cfgloop.h (struct loop): New field constraints.
4439 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
4440 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
4442 * cfgloop.c (alloc_loop): Initialize new field.
4443 * cfgloopmanip.c (copy_loop_info): Copy constraints.
4444 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
4445 Adjust niter analysis wrto loop constraints.
4446 * doc/loop.texi (@node Number of iterations): Add description for loop
4449 2016-07-29 Marek Polacek <polacek@redhat.com>
4452 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
4453 (ix86_expand_round_builtin): Likewise.
4455 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
4456 Georg-Johann Lay <avr@gjlay.de>
4458 PR rtl-optimization/71976
4459 * combine.c (get_last_value): Return 0 if the argument for which
4460 the function is called has a wider mode than the recorded value.
4462 2016-07-29 Marek Polacek <polacek@redhat.com>
4465 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
4466 (altivec_expand_st_builtin): Likewise.
4468 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
4470 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
4471 introduced in r238381.
4473 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4476 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
4477 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
4479 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
4481 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
4483 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4484 Add support for vec_extract of vector double or vector long having
4485 a variable element number on 64-bit ISA 2.07 systems or newer.
4486 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
4488 (rs6000_split_vec_extract_var): New function to split a
4489 vec_extract built-in function with variable element number.
4490 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
4492 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
4493 (UNSPEC_VSX_EXTRACT): Likewise.
4494 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
4495 direct move instructions to be generated on 64-bit ISA 2.07
4496 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
4498 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
4499 arguments for vec_extract variable element.
4500 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
4501 vec_extract with variable element on V2DFmode and V2DImode
4503 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
4504 -mupper-regs-df requirement, since it isn't needed.
4505 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
4506 do direct moves on 64-bit systems, which allows optimization of
4507 vec_extract on 64-bit ISA 2.07 systems and newer.
4509 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
4510 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
4512 * config/aarch64/aarch64.md
4513 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
4515 (<optab>qihi2_aarch64): Likewise, and split into two.
4516 (extendqihi2_aarch64): New.
4517 (zero_extendqihi2_aarch64): New.
4518 * config/aarch64/iterators.md (ldrxt): Remove.
4519 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
4522 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
4524 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
4526 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
4528 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
4529 (aarch64_push_reg): New function to push 1 or 2 registers.
4530 (aarch64_pop_reg): New function to pop 1 or 2 registers.
4531 (aarch64_expand_prologue): Use aarch64_push_regs.
4532 (aarch64_expand_epilogue): Use aarch64_pop_regs.
4534 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
4536 PR tree-optimization/71734
4537 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
4538 attribute instead of REF_LOOP and use it.
4539 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
4540 set it for Loops having non-zero safelen attribute.
4541 (ref_indep_loop_p): Pass zero as initial value for safelen.
4543 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
4547 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
4548 call using chkp_gimple_call_builtin_p.
4549 (chkp_copy_bounds_for_assign): Likewise.
4551 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4553 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
4554 * config/arm/arm-protos.h (struct tune_params): Likewise.
4555 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
4556 (cortex_a9_sched_adjust_cost): Likewise.
4557 (fa726te_sched_adjust_cost): Likewise.
4558 (arm_adjust_cost): Likewise.
4559 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
4560 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
4561 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
4562 * config/i386/i386.c (ix86_adjust_cost): Likewise.
4563 * config/ia64/ia64.c: Likewise.
4564 * config/m68k/m68k.c: Likewise.
4565 * config/mep/mep.c (mep_adjust_cost): Likewise.
4566 * config/microblaze/microblaze.c (microblaze_adjust_cost):
4568 * config/mips/mips.c (mips_adjust_cost): Likewise.
4569 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
4571 * config/pa/pa.c (pa_adjust_cost): Likewise.
4572 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
4573 (rs6000_debug_adjust_cost): Likewise.
4574 * config/sh/sh.c (sh_adjust_cost): Likewise.
4575 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
4576 (hypersparc_adjust_cost): Likewise.
4577 (sparc_adjust_cost): Likewise.
4578 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
4579 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
4580 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
4582 * config/visium/visium.c (visium_adjust_cost): Likewise.
4583 * doc/tm.texi: Regenerate.
4584 * haifa-sched.c (dep_cost_1): Adjust.
4585 * target.def: Merge adjust_cost and adjust_cost_2.
4587 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4589 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
4591 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4593 * store-motion.c (struct st_expr): Make pattern_regs a vector.
4594 (extract_mentioned_regs): Append to a vector instead of
4595 returning a rtx_expr_list.
4596 (st_expr_entry): Adjust.
4597 (free_st_expr_entry): Likewise.
4598 (store_ops_ok): Likewise.
4599 (store_killed_in_insn): Likewise.
4600 (find_moveable_store): Likewise.
4602 2016-07-28 Martin Liska <mliska@suse.cz>
4604 PR gcov-profile/68025
4605 * tree-profile.c (tree_profiling): Respect
4606 no_profile_instrument_function attribute.
4607 * doc/extend.texi: Document no_profile_instrument_function
4610 2016-07-28 Martin Liska <mliska@suse.cz>
4612 PR rtl-optimization/70944
4613 * combine.c (make_compound_operation):
4614 Do not allow make_compound_operation for vector mode
4616 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
4619 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
4620 before calling get_ops.
4622 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
4624 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
4625 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
4626 (BITS_PER_UNIT_LOG): Remove.
4627 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
4628 * expr.c (expand_assignment): Likewise.
4629 * stor-layout.c (initialize_sizetypes): Likewise.
4631 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
4633 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
4634 signature of rs6000_expand_vector_extract so that the element
4635 number is a RTX instead of a constant integer.
4636 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
4638 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
4639 (altivec_expand_vec_ext_builtin): Likewise.
4640 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
4641 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
4642 MFVSRLD instruction.
4644 2016-07-27 David Malcolm <dmalcolm@redhat.com>
4646 * input.c (get_pure_location): Move here from tree.c.
4647 (make_location): Likewise. Add header comment.
4648 (selftest::test_accessing_ordinary_linemaps): Verify
4649 pure_location_p, make_location, get_location_from_adhoc_loc and
4651 * input.h (get_pure_location): Move declaration here from tree.h.
4652 (get_finish): Likewise for inline function.
4653 (make_location): Likewise for declaration.
4654 * tree.c (get_pure_location): Move to input.c.
4655 (make_location): Likewise.
4656 * tree.h (get_pure_location): Move declaration to tree.h.
4657 (get_finish): Likewise for inline function.
4658 (make_location): Likewise for declaration.
4660 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4663 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
4665 2016-07-27 David Malcolm <dmalcolm@redhat.com>
4667 * system.h (STATIC_ASSERT): Use static_assert if building
4670 2016-07-27 Richard Biener <rguenther@suse.de>
4672 PR tree-optimization/72517
4673 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
4674 Revert change to not compute read-read dependences.
4676 2016-07-27 Richard Biener <rguenther@suse.de>
4678 * predict.c (set_even_probabilities): Make nedges unsigned.
4680 2016-07-27 Martin Liska <mliska@suse.cz>
4682 * predict.c (set_even_probabilities): Handle unlikely edges.
4683 (combine_predictions_for_bb): Likewise.
4685 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4688 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
4689 __float128 support when we don't have hardware support, so that
4690 the IEEE built-in functions like isgreater, first call __unordkf3
4691 to make sure neither operand is a NaN, and if both operands are
4692 ordered, do the normal comparison.
4694 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
4696 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
4698 (extract_code_and_val_from_cond_with_ops): Verify that name is
4699 either cond_op0 or cond_op1.
4701 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
4703 PR tree-optimization/18046
4704 * genmodes.c (emit_mode_size_inline): Emit an assert that
4705 verifies that mode is a valid array index.
4706 (emit_mode_nuinits_inline): Likewise.
4707 (emit_mode_inner_inline): Likewise.
4708 (emit_mode_unit_size_inline): Likewise.
4709 (emit_mode_unit_precision_inline): Likewise.
4710 * tree-vrp.c: Include params.h.
4711 (find_switch_asserts): Register edge assertions for the default
4712 label which correspond to the anti-ranges of each case label.
4713 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
4714 * doc/invoke.texi: Document it.
4716 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4718 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
4719 and unnecessary call to gimple_bb.
4721 2016-07-26 Richard Biener <rguenther@suse.de>
4723 PR rtl-optimization/71984
4724 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
4727 2016-07-26 Richard Biener <rguenther@suse.de>
4730 * expmed.c (extract_bit_field_1): Constrain the vector mode
4731 with element size matching the extraction mode size when
4732 choosing a better vector mode to do the extraction from.
4734 2016-07-26 Richard Biener <rguenther@suse.de>
4735 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4738 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
4741 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4743 * tree-ssa-structalias.c (struct scc_info): Change types of
4744 members to auto_sbitmap and auto_vec.
4745 (scc_info::scc_info): New constructor.
4746 (scc_info::~scc_info): New destructor.
4747 (init_scc_info): Remove.
4748 (free_scc_info): Remove.
4749 (find_indirect_cycles): Adjust.
4750 (perform_var_substitution): Likewise.
4751 (free_var_substitution_info): Likewise.
4753 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4755 * tree-outof-ssa.c (struct elim_graph): Change type of members
4756 to auto_vec and auto_sbitmap.
4757 (elim_graph::elim_graph): New constructor.
4758 (delete_elim_graph): Remove.
4759 (expand_phi_nodes): Adjust.
4761 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4763 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
4764 (new_elim_graph): Adjust.
4765 (clear_elim_graph): Likewise.
4766 (delete_elim_graph): Likewise.
4767 (elim_graph_size): Likewise.
4768 (elim_graph_add_node): Likewise.
4769 (elim_graph_add_edge): Likewise.
4770 (elim_graph_remove_succ_edge): Likewise.
4771 (eliminate_name): Likewise.
4772 (eliminate_build): Likewise.
4773 (elim_forward): Likewise.
4774 (elim_unvisited_predecessor): Likewise.
4775 (elim_backward): Likewise.
4776 (elim_create): Likewise.
4777 (eliminate_phi): Likewise.
4778 (expand_phi_nodes): Likewise.
4780 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4782 * bt-load.c (compute_out): Use auto_sbitmap class.
4783 (link_btr_uses): Likewise.
4784 * cfganal.c (mark_dfs_back_edges): Likewise.
4785 (post_order_compute): Likewise.
4786 (inverted_post_order_compute): Likewise.
4787 (pre_and_rev_post_order_compute_fn): Likewise.
4788 (single_pred_before_succ_order): Likewise.
4789 * cfgexpand.c (pass_expand::execute): Likewise.
4790 * cfgloop.c (verify_loop_structure): Likewise.
4791 * cfgloopmanip.c (fix_bb_placements): Likewise.
4792 (remove_path): Likewise.
4793 (update_dominators_in_loop): Likewise.
4794 * cfgrtl.c (break_superblocks): Likewise.
4795 * ddg.c (check_sccs): Likewise.
4796 (create_ddg_all_sccs): Likewise.
4797 * df-core.c (df_worklist_dataflow): Likewise.
4798 * dse.c (dse_step3): Likewise.
4799 * except.c (eh_region_outermost): Likewise.
4800 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4801 * gcse.c (prune_expressions): Likewise.
4802 (prune_insertions_deletions): Likewise.
4803 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
4804 * graph.c (draw_cfg_nodes_no_loops): Likewise.
4805 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
4806 * lcm.c (compute_earliest): Likewise.
4807 (compute_farthest): Likewise.
4808 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
4809 (unroll_loop_runtime_iterations): Likewise.
4810 (unroll_loop_stupid): Likewise.
4811 * lower-subreg.c (decompose_multiword_subregs): Likewise.
4812 * lra-lives.c: Likewise.
4813 * lra.c (lra): Likewise.
4814 * modulo-sched.c (schedule_reg_moves): Likewise.
4815 (optimize_sc): Likewise.
4816 (get_sched_window): Likewise.
4817 (sms_schedule_by_order): Likewise.
4818 (check_nodes_order): Likewise.
4819 (order_nodes_of_sccs): Likewise.
4820 (order_nodes_in_scc): Likewise.
4821 * recog.c (split_all_insns): Likewise.
4822 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
4823 * reload1.c (reload): Likewise.
4824 * sched-rgn.c (haifa_find_rgns): Likewise.
4825 (split_edges): Likewise.
4826 (compute_trg_info): Likewise.
4827 * sel-sched.c (init_seqno): Likewise.
4828 * store-motion.c (remove_reachable_equiv_notes): Likewise.
4829 * tree-into-ssa.c (update_ssa): Likewise.
4830 * tree-ssa-live.c (live_worklist): Likewise.
4831 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
4832 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4834 (try_peel_loop): Likewise.
4835 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4837 * tree-ssa-pre.c (compute_antic): Likewise.
4838 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
4839 * tree-stdarg.c (reachable_at_most_once): Likewise.
4840 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
4841 * var-tracking.c (vt_find_locations): Likewise.
4843 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4845 * sbitmap.h (auto_sbitmap): New class.
4847 2016-07-26 Alan Modra <amodra@gmail.com>
4850 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
4853 2016-07-25 David Malcolm <dmalcolm@redhat.com>
4855 * input.c (selftest::temp_source_file::temp_source_file): Fix
4856 missing "%s" in fprintf.
4858 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
4861 * cselib.c (cselib_process_insn): Invalidate argument slots for
4864 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4866 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
4867 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
4868 vmulxh_lane_f16, vmulxh_laneq_f16): New.
4870 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4872 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4873 * config/aarch64/aarch64.md (fma, fnma): Support HF.
4874 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
4876 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4878 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4879 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
4881 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
4882 (add<mode>3): Likewise.
4883 (sub<mode>3): Likewise.
4884 (mul<mode>3): Likewise.
4885 (div<mode>3): Likewise.
4886 (*div<mode>3): Likewise.
4887 (<fmaxmin><mode>3): Extend to HF.
4888 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
4889 (fabd<mode>3): Likewise.
4890 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
4891 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
4892 (aarch64_fmulx<mode>): Likewise.
4893 (aarch64_fac<optab><mode>): Likewise.
4894 (aarch64_frecps<mode>): Likewise.
4895 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
4896 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
4897 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
4898 (VSDQ_HSDI): Support HI.
4899 (fcvt_target, FCVT_TARGET): Likewise.
4900 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
4901 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
4902 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
4903 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
4904 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
4905 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
4906 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
4909 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4911 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
4912 * config/aarch64/aarch64-builtins.c (hi_UP): New.
4913 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4914 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
4916 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
4917 (aarch64_cm<optab><mode>): Likewise.
4918 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
4919 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
4920 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
4921 (sqrt<mode>2): Likewise.
4922 (*sqrt<mode>2): Likewise.
4923 (abs<mode>2): Likewise.
4924 (<optab><mode>hf2): New pattern for HF mode.
4925 (<optab>hihf2): Likewise.
4926 * config/aarch64/arm_neon.h: Include arm_fp16.h.
4927 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
4928 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
4930 * config/aarch64/arm_fp16.h: New file.
4931 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
4932 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
4933 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
4934 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
4935 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
4936 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
4937 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
4938 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
4939 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
4940 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
4941 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
4942 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
4945 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4947 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
4948 reduc_smin_scal_): Use VDQIF_F16.
4949 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
4950 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
4952 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
4953 * config/aarch64/iterators.md (VDQIF_F16): New.
4954 (vp): Support HF modes.
4955 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
4956 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
4958 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4960 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
4961 "*aarch64_mulx_elt_from_dup<mode>".
4962 (*aarch64_mul3_elt<mode>): Update schedule type.
4963 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
4964 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
4965 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
4966 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
4967 (f, fp): Support HF modes.
4968 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
4969 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
4970 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
4971 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
4972 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
4973 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
4975 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4977 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4978 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
4980 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
4983 2016-07-25 Jiong Wang <jiong.wang@arm.com>
4985 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
4986 * config/aarch64/aarch64-simd.md
4987 (aarch64_rsqrts<mode>): Extend to HF modes.
4988 (fabd<mode>3): Likewise.
4989 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
4990 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
4991 (aarch64_<maxmin_uns>p<mode>): Likewise.
4992 (<su><maxmin><mode>3): Likewise.
4993 (<maxmin_uns><mode>3): Likewise.
4994 (<fmaxmin><mode>3): Likewise.
4995 (aarch64_faddp<mode>): Likewise.
4996 (aarch64_fmulx<mode>): Likewise.
4997 (aarch64_frecps<mode>): Likewise.
4998 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
4999 (add<mode>3): Extend to HF modes.
5000 (sub<mode>3): Likewise.
5001 (mul<mode>3): Likewise.
5002 (div<mode>3): Likewise.
5003 (*div<mode>3): Likewise.
5004 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
5006 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
5007 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
5008 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
5009 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
5010 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
5011 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
5012 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
5013 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
5014 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
5015 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
5016 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
5017 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
5018 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
5019 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
5021 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5023 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
5024 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
5025 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
5026 (neg<mode>2): Likewise.
5027 (abs<mode>2): Likewise.
5028 (<frint_pattern><mode>2): Likewise.
5029 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
5030 (<optab><VDQF:mode><fcvt_target>2): Likewise.
5031 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
5032 (ftrunc<VDQF:mode>2): Likewise.
5033 (<optab><fcvt_target><VDQF:mode>2): Likewise.
5034 (sqrt<mode>2): Likewise.
5035 (*sqrt<mode>2): Likewise.
5036 (aarch64_frecpe<mode>): Likewise.
5037 (aarch64_cm<optab><mode>): Likewise.
5038 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
5040 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
5041 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
5043 * config/aarch64/arm_neon.h (vdup_n_f16): New.
5044 (vdupq_n_f16): Likewise.
5045 (vld1_dup_f16): Use vdup_n_f16.
5046 (vld1q_dup_f16): Use vdupq_n_f16.
5047 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
5048 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
5049 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
5050 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
5051 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
5052 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
5053 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
5054 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
5055 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
5056 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
5057 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
5058 vsqrt_f16, vsqrtq_f16): New.
5060 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5062 * config/aarch64/aarch64-simd.md
5063 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
5064 (aarch64_ext<mode>): Likewise.
5065 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
5066 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
5067 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
5069 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
5071 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
5072 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
5073 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
5074 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
5075 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
5076 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
5077 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
5079 (vmov_n_f16): Reimplement using vdup_n_f16.
5080 (vmovq_n_f16): Reimplement using vdupq_n_f16..
5082 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5084 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
5085 "frame_related_p". Generate CFA annotation when it's necessary.
5086 (aarch64_expand_prologue): Use aarch64_add_constant.
5087 (aarch64_expand_epilogue): Likewise.
5088 (aarch64_output_mi_thunk): Pass "false" when calling
5089 aarch64_add_constant.
5091 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5093 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
5096 2016-07-25 Jiong Wang <jiong.wang@arm.com>
5098 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
5099 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
5100 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
5101 (aarch64_build_constant): Delete.
5103 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
5106 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
5108 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
5109 flag_toplevel_reorder.
5111 2016-07-25 Richard Biener <rguenther@suse.de>
5113 * cgraph.c (cgraph_node::verify_node): Compare against builtin
5114 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
5115 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
5116 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
5117 (streamer_get_builtin_tree): Likewise.
5118 (streamer_write_builtin): Likewise.
5119 * lto-streamer.h (LTO_builtin_decl): Remove.
5120 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
5121 (lto_input_scc): Remove LTO_builtin_decl handling.
5122 (lto_input_tree_1): Liekwise.
5123 * lto-streamer-out.c (lto_output_tree_1): Remove special
5124 handling of builtins.
5125 (DFS::DFS): Likewise.
5126 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
5127 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
5129 (streamer_write_builtin): Remove.
5131 2016-07-25 Martin Liska <mliska@suse.cz>
5133 * lto-cgraph.c (input_symtab): Don't call get_working_sets
5134 if flag_auto_profile is set to true.
5136 2016-07-25 Martin Liska <mliska@suse.cz>
5138 PR gcov-profile/71868
5139 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
5140 have a function with multiple latches, count them all.
5142 2016-07-25 Martin Liska <mliska@suse.cz>
5144 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
5146 2016-07-25 Martin Liska <mliska@suse.cz>
5148 PR tree-optimization/71987
5149 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
5150 just for SSA_NAMEs. Fix GNU coding style.
5152 2016-07-25 Martin Liska <mliska@suse.cz>
5154 PR gcov-profile/64874
5155 * gcov-io.h: Update command about file format.
5156 * gcov-iov.c (main): Adapt the numbering scheme.
5158 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5161 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
5162 whose result is used in PHI.
5163 (final_range_test_p): Likewise.
5164 (maybe_optimize_range_tests): Likewise.
5166 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
5168 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5169 Reformat two multi-line strings.
5171 2016-07-22 Martin Sebor <msebor@redhat.com>
5173 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
5175 2016-07-22 Martin Sebor <msebor@redhat.com>
5178 * doc/extend.texi (Compound Literals): Correct and clarify.
5179 (Cast to Union): Same.
5181 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
5183 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
5184 comments to explain why certain error messages make mention of
5185 undocumented options.
5186 (rs6000_invalid_builtin): Change error messages to replace mention
5187 of undocumented options with mention of the -mcpu=power9 option
5188 that enables those undocumented options.
5189 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
5190 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
5191 definition of this macro to correct an existing error.
5192 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
5193 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
5194 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
5195 descriptions of built-in functions so that they depend on
5196 -mcpu=power9 instead of on the corresponding undocumented flags.
5197 * doc/invoke.texi (Option Summary): Remove all mention of newly
5199 (IBM RS/6000 and PowerPC Options): Likewise.
5200 * doc/md.texi (Constraints for Particuliar Machines): Remove all
5201 mention of newly undocumented flags.
5203 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
5205 * ipa-cp.c (determine_versionability): Do not create constprop clones,
5206 when target_clones attribute is set.
5208 2016-07-22 Bin Cheng <bin.cheng@arm.com>
5210 * common.opt (funsafe-loop-optimizations): Mark ignore.
5211 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
5212 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
5214 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
5215 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
5217 2016-07-22 Bin Cheng <bin.cheng@arm.com>
5219 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
5221 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
5223 (number_of_iterations_exit): Warn missed loop optimization for
5224 possible infinite loops.
5226 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
5229 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
5230 when to emit a ".machine" pseudo-op.
5232 2016-07-22 Martin Liska <mliska@suse.cz>
5234 PR gcov-profile/69028
5235 PR gcov-profile/62047
5236 * coverage.c (coverage_compute_lineno_checksum): Do not
5237 calculate checksum for fns w/o xloc.file.
5238 (coverage_compute_profile_id): Likewise.
5240 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
5242 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
5243 (avr_secondary_reload): ...and implementation.
5244 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
5245 * config/avr/avr.md (reload_in<mode>): Remove insns.
5246 (adjust_len) [lpm]: Remove insn attribute value.
5247 * config/avr/predicates.md (flash_operand): Remove insn predicate.
5249 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
5252 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
5254 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
5255 * calls.c (special_function_p): Remove the special handling of the
5256 "__builtin_" prefix.
5258 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
5261 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
5262 if STMT may be an alloca call.
5263 (gimple_alloca_call_p, alloca_call_p): Return only true for the
5264 builtin alloca call.
5265 * calls.h (gimple_maybe_alloca_call_p): New function.
5266 * tree-inline.c (inline_forbidden_p_stmt): Use
5267 gimple_maybe_alloca_call_p here.
5269 2016-07-21 David Malcolm <dmalcolm@redhat.com>
5271 * spellcheck-tree.c (best_macro_match::best_macro_match):
5272 Explictly specify the template arguments when invoking the base
5273 class constructor, to help older C++ compilers.
5275 2016-07-21 Jakub Jelinek <jakub@redhat.com>
5278 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
5279 before builtin_decl_implicit.
5281 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
5283 * optabs.c (emit_condiitonal_move): Short circuit for identical
5286 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
5288 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
5289 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
5290 (noce_conversion_profitable_p): New.
5291 (noce_try_store_flag_constants): Use it.
5292 (noce_try_addcc): Likewise.
5293 (noce_try_store_flag_mask): Likewise.
5294 (noce_try_cmove): Likewise.
5295 (noce_try_cmove_arith): Likewise.
5296 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
5298 (noce_convert_multiple_sets): Move cost model to here, from...
5299 (bb_ok_for_noce_convert_multiple_sets) ...here.
5300 (noce_process_if_block): Update calls for above changes.
5301 (noce_find_if_block): Record new noce_if_info parameters.
5303 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
5305 * target.def (max_noce_ifcvt_seq_cost): New.
5306 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
5307 * doc/tm.texi: Regenerate.
5308 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
5309 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
5310 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
5311 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
5312 * doc/invoke.texi: Document new params.
5314 2016-07-21 Richard Biener <rguenther@suse.de>
5316 PR tree-optimization/71947
5317 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
5318 ranges have useful limit_vr information.
5320 2016-07-21 Richard Biener <rguenther@suse.de>
5322 * function-tests.c (build_trivial_generic_function): Set
5323 BLOCK_SUPERCONTEXT of DECL_INITIAL.
5324 * omp-low.c (create_omp_child_function): Likewise.
5325 (grid_expand_target_grid_body): Likewise.
5326 * cgraphunit.c (init_lowered_empty_function): Likewise.
5327 (cgraph_node::expand_thunk): Likewise.
5328 * tree-parloops.c (create_loop_fn): Likewise.
5329 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
5331 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5333 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
5336 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
5338 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
5339 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
5340 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
5341 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
5342 values for insn attribute.
5343 * config/avr/avr.c (avr_out_insert_notbit): New function.
5344 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
5345 ADJUST_LEN_INSV_NOTBIT_0/_7.
5346 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
5348 2016-07-21 Bin Cheng <bin.cheng@arm.com>
5350 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
5351 (chrec_convert_1, chrec_convert): Ditto.
5352 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
5353 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
5354 * tree-vrp.c (adjust_range_with_scev): Ditto.
5355 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
5356 (scev_var_range_cant_overflow): New function.
5357 (scev_probably_wraps_p): New parameter. Call above function.
5358 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
5360 2016-07-21 Bin Cheng <bin.cheng@arm.com>
5362 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
5363 by removing computation of may_be_zero.
5365 2016-07-21 Jakub Jelinek <jakub@redhat.com>
5367 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
5369 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
5371 Improving concepts performance and diagnostics.
5372 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
5373 for constraint satisfaction and subsumption.
5374 * timevar.h (auto_timevar): New constructor that matches the push/pop
5375 pattern of usage in pt.c.
5377 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
5379 * hwint.h (HOST_WIDE_INT_0): New define.
5380 (HOST_WIDE_INT_0U): Ditto.
5381 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
5382 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
5383 * simplify-rtx.c: Ditto.
5384 * tree-object-size.c: Ditto.
5386 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5388 * config/s390/s390.c (s390_encode_section_info): Remove mode size
5391 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
5393 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
5394 * combine.c: Use HOST_WIDE_INT_M1U instead of
5395 ~(unsigned HOST_WIDE_INT) 0.
5396 * double-int.h: Ditto.
5398 * dwarf2asm.c:Ditto.
5400 * genmodes.c: Ditto.
5402 * read-rtl.c: Ditto.
5403 * tree-ssa-loop-ivopts.c: Ditto.
5404 * tree-ssa-loop-prefetch.c: Ditto.
5405 * tree-vect-generic.c: Ditto.
5406 * tree-vect-patterns.c: Ditto.
5409 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
5411 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
5412 constant addresses outside [0,0xc0] into a register.
5413 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
5414 cases where the base address register is unused after.
5415 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
5416 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
5417 (avr_out_store_psi_reg_disp_tiny): Same.
5419 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
5421 Implement attribute progmem on reduced Tiny cores by adding
5422 flash offset 0x4000 to respective symbols.
5425 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
5426 documentation how it works on reduced Tiny cores.
5427 (AVR Named Address Spaces): No support for reduced Tiny.
5428 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
5429 (avr_address_tiny_pm_p): New static function.
5430 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
5431 if the address is in progmem.
5432 (avr_assemble_integer): Same.
5433 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
5434 for symbol_ref in progmem.
5435 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
5436 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
5437 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
5439 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
5441 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
5442 * configure: Regenerate.
5443 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
5444 (USE_THIN_ARCHIVES): New variable.
5445 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
5446 this archive as a thin archive.
5448 2016-07-20 David Malcolm <dmalcolm@redhat.com>
5450 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
5451 same location as last time, don't skip if we have fix-it hints.
5452 Clarify the skipping logic by converting it from one "if" clause
5453 to repeated "if" clauses.
5454 * spellcheck-tree.c: Include "cpplib.h".
5455 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
5456 (best_macro_match::best_macro_match): New constructor.
5457 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
5458 Move here from c/c-decl.c.
5459 (class best_macro_match): Move here from c/c-decl.c, converting
5460 from a typedef to a subclass, gaining a ctor.
5462 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
5464 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
5465 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
5467 (avr_addr_space_diagnose_usage): ...and implementation.
5468 (avr_addr_space_supported_p): New function.
5469 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
5470 report bad address space usage if that space is supported.
5471 (avr_insert_attributes): Same. No more complain about unsupported
5473 * config/avr/avr-c.c (tm_p.h): Include it.
5474 (avr_cpu_cpp_builtins): Only define addr-space related built-in
5475 macro if avr_addr_space_supported_p.
5477 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
5479 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
5480 flag_toplevel_reorder.
5482 2016-07-20 David Malcolm <dmalcolm@redhat.com>
5484 * gcc-rich-location.c
5485 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
5487 * gcc-rich-location.h
5488 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
5490 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
5492 * target.def (addr_space): Add new diagnose_usage to hook vector.
5493 * targhooks.c (default_addr_space_diagnose_usage): Add default
5494 implementation and...
5495 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
5496 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
5497 is some address space, call targetm.addr_space.diagnose_usage.
5498 * doc/tm.texi.in (Named Address Spaces): Add anchor for
5499 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
5500 * doc/tm.texi: Regenerate.
5502 2016-07-20 Martin Liska <mliska@suse.cz>
5505 * graphite-isl-ast-to-gimple.c (later_of_the_two):
5506 Properly handly PHI stmts.
5508 2016-07-20 Bin Cheng <bin.cheng@arm.com>
5510 PR tree-optimization/71503
5511 PR tree-optimization/71683
5512 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
5515 2016-07-20 Martin Liska <mliska@suse.cz>
5517 * doc/invoke.texi (-fipa-ra): Document when the option is
5518 disabled. Fix a typo.
5520 2016-07-20 Martin Liska <mliska@suse.cz>
5522 * Makefile.in: Include fibonacci_heap.c
5523 * fibonacci_heap.c: New file.
5524 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
5525 (fibonacci_heap::union_with): Fix deletion of the second heap.
5526 * selftest-run-tests.c (selftest::run_tests): Incorporate
5527 fibonacci heap tests.
5528 * selftest.h: Declare fibonacci_heap_c_tests.
5530 2016-07-20 Martin Liska <mliska@suse.cz>
5532 * selftest-run-tests.c (selftest::run_tests): New function.
5533 * selftest.h (sreal_c_tests): Declare.
5534 * sreal.c (sreal_verify_basics): New function.
5535 (verify_aritmetics): Likewise.
5536 (sreal_verify_arithmetics): Likewise.
5537 (verify_shifting): Likewise.
5538 (sreal_verify_shifting): Likewise.
5539 (void sreal_c_tests): Likewise.
5541 2016-07-19 Jakub Jelinek <jakub@redhat.com>
5543 PR rtl-optimization/71916
5544 * cfgrtl.c (contains_no_active_insn_p): Return false also for
5545 bb which have a single succ fake edge.
5547 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
5550 * dwarf2out.c (gen_subprogram_die): Only call
5551 gen_unspecified_parameters_die while dumping early dwarf.
5553 2016-07-19 Jakub Jelinek <jakub@redhat.com>
5556 * gimple-fold.c (fold_builtin_memory_op): Use
5557 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
5559 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
5561 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
5562 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
5563 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
5564 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
5568 * double-int.c: Ditto.
5570 * dwarf2out.c: Ditto.
5573 * fold-const.c: Ditto.
5574 * function.c: Ditto.
5576 * genmodes.c: Ditto.
5580 * loop-doloop.c: Ditto.
5581 * loop-invariant.c: Ditto.
5588 * simplify-rtx.c: Ditto.
5589 * stor-layout.c: Ditto.
5591 * tree-ssa-loop-ivopts.c: Ditto.
5592 * tree-vect-generic.c: Ditto.
5593 * tree-vect-patterns.c: Ditto.
5598 * wide-int-print.cc: Ditto.
5599 * wide-int.cc: Ditto.
5600 * wide-int.h: Ditto.
5602 2016-07-19 David Malcolm <dmalcolm@redhat.com>
5604 * selftest.c (selftest::assert_streq): Handle NULL values of
5605 val_actual and val_expected.
5607 2016-07-19 Martin Jambor <mjambor@suse.cz>
5610 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
5611 rather than cgraph_create_node to get a call graph node.
5613 2016-07-19 Richard Biener <rguenther@suse.de>
5615 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
5616 handle all tcc_constant bases and valueize SSA names.
5617 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
5620 2016-07-19 David Malcolm <dmalcolm@redhat.com>
5622 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
5623 the flags of the exit block and bb2, not just the entry block.
5625 2016-07-19 Richard Biener <rguenther@suse.de>
5627 PR tree-optimization/71901
5628 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
5629 align member, group stuff with the bitfield.
5630 (vn_ref_op_align_unit): New inline.
5631 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
5632 record element alignment and operand 3 unchanged.
5633 (ao_ref_init_from_vn_reference): Adjust.
5634 (valueize_refs_1): Likewise.
5635 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
5637 2016-07-19 Richard Biener <rguenther@suse.de>
5639 PR tree-optimization/71908
5640 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
5641 symbolic constants in a more reliable way.
5643 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
5645 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
5647 (vect_update_inits_of_drs): Likewise.
5648 (vect_create_cond_for_alias_checks): Likewise.
5649 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
5651 2016-07-19 Richard Biener <rguenther@suse.de>
5654 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
5655 with an abstract origin that is not an inlined function outer
5656 scope add a self-reference as abstract origin.
5657 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
5659 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5662 * config/rs6000/rs6000.c (rs6000_function_value): Fix
5663 unintentional System V.4 structure return breakage for structures
5664 with a single floating point element.
5666 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
5668 PR tree-optimization/71734
5669 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
5670 contains REF, use it to check safelen, assume that safelen value
5671 must be greater 1, fix style.
5672 (ref_indep_loop_p_2): Add REF_LOOP argument.
5673 (ref_indep_loop_p): Pass LOOP as additional argument to
5676 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
5678 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
5679 allocation in the prologue.
5680 * explow.c (get_dynamic_stack_base): New function to return an address
5681 expression for the dynamic stack base.
5682 (get_dynamic_stack_size): New function to do the required dynamic stack
5683 space size calculations.
5684 (allocate_dynamic_stack_space): Use new functions.
5685 (align_dynamic_address): Move some code from
5686 allocate_dynamic_stack_space to new function.
5687 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
5689 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5691 * config/s390/s390.c (s390_encode_section_info): Always set
5692 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
5695 2016-07-18 Richard Biener <rguenther@suse.de>
5697 PR tree-optimization/71893
5698 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
5699 for sizetype cast added by array_ref_element_size.
5700 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5702 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
5704 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
5705 register parameters. Remove code to initialize argument pointer
5706 on TARGET_64BIT. Optimize call to _mcount when it can be reached
5707 using a pc-relative branch. Cleanup conditional code.
5708 * config/pa/pa.md (call_mcount): New expander.
5709 (call_mcount_nonpic): New insn.
5710 (call_mcount_pic): New insn and split.
5711 (call_mcount_pic_post_reload): New insn.
5712 (call_mcount_64bit): New insn and split.
5713 (call_mcount_64bit_post_reload): New insn.
5715 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
5717 * config/avr/predicates.md (const_m255_to_m1_operand): New.
5718 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
5719 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
5720 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
5721 (*usum_widenqihi3, *udiff_widenqihi3)
5722 (*addhi3_zero_extend.const): New combiner insns.
5723 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
5724 just 1 bit is affected.
5725 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
5726 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
5728 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
5730 * omp-low.c (lower_omp_target): Mark data clauses with
5731 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
5732 zero-length subarrays.
5734 2016-07-15 Richard Biener <rguenther@suse.de>
5736 PR tree-optimization/71881
5737 * tree-loop-distribution.c (destroy_loop): Remove blocks in
5738 reverse DOM order to make debug temp generation happy.
5740 2016-07-15 Richard Biener <rguenther@suse.de>
5742 PR tree-optimization/71887
5743 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
5744 verify it is not zero for division / modulo handling.
5745 (value_replacement): Adjust.
5747 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
5748 Julian Brown <julian@codesourcery.com>
5750 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
5751 * config/aarch64/aarch64-cost-tables.h
5752 (vulcan_extra_costs): New variable.
5753 * config/aarch64/aarch64.c
5754 (vulcan_addrcost_table): Likewise.
5755 (vulcan_regmove_cost): Likewise.
5756 (vulcan_vector_cost): Likewise.
5757 (vulcan_branch_cost): Likewise.
5758 (vulcan_tunings): Likewise.
5760 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
5762 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
5763 (output_in_order): Loop over undefined variables too. Output them
5764 via assemble_undefined_decl. Skip variables that correspond to hard
5765 registers or have value-exprs.
5766 * varpool.c (symbol_table::output_variables): Handle undefined
5767 variables together with defined ones.
5769 2016-07-15 Richard Biener <rguenther@suse.de>
5771 * tree-ssa-pre.c (get_representative_for): Make sure to return
5772 the value number of SSA names.
5773 (phi_translate_1): get_representative_for cannot return NULL.
5774 (do_pre_regular_insertion): Remove redundant call to
5775 fully_constant_expression.
5776 (do_pre_partial_partial_insertion): Likewise.
5778 2016-07-15 Bin Cheng <bin.cheng@arm.com>
5780 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
5781 (derive_simple_iv_with_niters): New function.
5782 (simple_iv): Rewrite using simple_iv_with_niters.
5783 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
5784 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
5786 (number_of_iterations_exit): Rewrite using above function.
5787 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
5790 2016-07-15 Richard Biener <rguenther@suse.de>
5792 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
5795 2016-07-14 Jakub Jelinek <jakub@redhat.com>
5797 PR tree-optimization/71872
5798 * tree-data-ref.c (get_references_in_stmt): Ignore references
5799 with is_gimple_constant get_base_address.
5801 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5803 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
5804 (TARGET_HAVE_LDACQD): New macro.
5805 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
5806 than TARGET_HAVE_LDACQ.
5807 (arm_load_acquire_exclusivedi): Likewise.
5808 (arm_store_release_exclusivedi): Likewise.
5810 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5812 PR rtl-optimization/71878
5813 * lra-constraints.c (match_reload): Pass information about other
5814 output operands. Create new unique register value if matching input
5815 operand shares same register value as output operand being considered.
5816 (curr_insn_transform): Record output operands already processed.
5818 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5821 PR tree-optimization/70923
5822 * tree-vect-patterns.c: Include mult-synthesis.h.
5823 (target_supports_mult_synth_alg): New function.
5824 (synth_lshift_by_additions): Likewise.
5825 (apply_binop_and_append_stmt): Likewise.
5826 (vect_synth_mult_by_constant): Likewise.
5827 (target_has_vecop_for_code): Likewise.
5828 (vect_recog_mult_pattern): Use above functions to synthesize vector
5829 multiplication by integer constants.
5831 2016-07-14 Alan Modra <amodra@gmail.com>
5833 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
5834 gpr alternatives. Correct '*' placement on Y,r alternative.
5835 Add '*' on operand 1 of r,r alternative.
5837 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5839 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
5840 * expmed.h: ... Here.
5842 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
5844 * gimple.h (stmt_can_terminate_bb_p): New function.
5845 * tree-cfg.c (need_fake_edge_p): Rename to ...
5846 (stmt_can_terminate_bb_p): ... this; return true if stmt can
5847 throw external; handle const and pure calls.
5848 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
5850 2016-07-14 Richard Biener <rguenther@suse.de>
5852 PR tree-optimization/71866
5853 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
5854 (do_hoist_insertion): Avoid endless recursion when we
5855 didn't insert anything because we managed to simplify
5856 things down to a constant or SSA name.
5857 (fully_constant_expression): Re-write in terms of ...
5858 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
5859 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
5860 vn_nary_build_or_lookup_1.
5861 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
5862 (vn_nary_build_or_lookup): ... this which now wraps it.
5864 2016-07-14 Alan Modra <amodra@gmail.com>
5867 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
5868 with p9_vector override before power9-dform override.
5870 2016-07-13 Andi Kleen <ak@linux.intel.com>
5872 * value-prof.c (gimple_value_profile_transformations): Don't run
5873 when auto_profile is on.
5875 2016-07-13 Andi Kleen <ak@linux.intel.com>
5877 * auto-profile.c (update_inlined_ind_target,
5878 afdo_indirect_call): Print information to dump file.
5880 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
5882 * genrecog.c (special_predicate_operand_p): New function.
5883 (predicate_name): Move function.
5884 (validate_pattern): Don't warn about missing mode for all
5885 define_special_predicate predicates.
5887 2016-07-13 Bin Cheng <bin.cheng@arm.com>
5889 * tree-vect-data-refs.c (vect_no_alias_p): New function.
5890 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
5891 resolve alias checks which are known at compilation time.
5892 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
5893 alias checks are resolved. Move dump info for too many runtime
5894 alias checks to here...
5895 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
5897 2016-07-13 Richard Biener <rguenther@suse.de>
5899 PR tree-optimization/24574
5900 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
5901 position and add shift, rotate, divison and modulo support
5903 (value_replacement): Pass in argument position to absorbing_element_p.
5905 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
5908 * ipa-inline-transform.c (inline_call): Support
5909 instrumented thunks.
5911 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
5913 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
5914 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
5916 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
5917 Baseline. Make initial alternative TARGET_32BIT only.
5918 (udivsi3): Likewise.
5919 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
5920 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
5923 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
5925 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
5926 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
5927 availability with TARGET_HAVE_MOVT.
5928 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
5929 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
5930 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
5932 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
5933 extra instruction if MOVW is available. Use a cost variable
5934 incremented by COSTS_N_INSNS (1) when the condition match rather than
5935 returning an arithmetic expression based on COSTS_N_INSNS. Make
5936 constant with bottom half word zero cost 2 instruction if MOVW is
5938 * config/arm/arm.md (define_attr "arch"): Add v8mb.
5939 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
5940 target is ARMv8-M Baseline.
5941 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
5942 (arm_movtas_ze): Likewise.
5943 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
5944 alternative for constants satisfying j constraint.
5945 (thumb1_movsi_insn): Likewise.
5946 (movsi splitter for K alternative): Tighten condition to not trigger
5947 if movt is available and j constraint is satisfied.
5948 (Pe immediate splitter): Likewise.
5949 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
5950 constant fitting in an halfword to use MOVW.
5951 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
5954 2016-07-13 Richard Biener <rguenther@suse.de>
5957 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
5958 gimplifying the LHS. Make sure to gimplify a returning twice
5959 call LHS without using SSA names.
5961 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5963 * tree-data-ref.c (find_data_references_in_stmt): Remove
5964 unnecessary call to vec::release.
5965 (graphite_find_data_references_in_stmt): Likewise.
5966 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
5967 * tree-vect-stmts.c (vectorizable_condition): Likewise.
5969 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5971 * cfgexpand.c (expand_used_vars): Make the type of a local
5973 * genmatch.c (lower_for): Likewise.
5974 * haifa-sched.c (haifa_sched_init): Likewise.
5975 (add_to_speculative_block): Likewise.
5976 (create_check_block_twin): Likewise.
5977 * predict.c (handle_missing_profiles): Likewise.
5978 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
5979 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
5980 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
5982 (maybe_lower_iteration_bound): Likewise.
5983 * tree-ssa-sccvn.c (DFS): Likewise.
5984 * tree-stdarg.c (reachable_at_most_once): Likewise.
5985 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
5986 (vectorizable_store): Likewise.
5988 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5990 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
5991 (sccvn_dom_walker): make cond_stack an auto_vec.
5993 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5995 * ree.c (struct ext_state): Make type of members auto_vec.
5996 (find_and_remove_re): Adjust.
5998 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6000 * cfgexpand.c (struct stack_vars_data): Make type of fields
6002 (expand_used_vars): Adjust.
6004 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6006 * ipa.c (record_cdtor_fn): Adjust.
6007 (build_cdtor_fns): Likewise.
6008 (ipa_cdtor_merge): Make static_ctors and static_dtors local
6011 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6013 * genextract.c (struct accum_extract): Add constructor and make
6017 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6019 * tree.c (struct free_lang_data_d): Add constructor and change
6020 types of members to ones that automatically manage resources.
6021 (fld_worklist_push): Adjust.
6022 (find_decls_types): Likewise.
6023 (find_decls_types_in_eh_region): Likewise.
6024 (free_lang_data_in_cgraph): Stop manually creating and
6025 destroying members of free_lang_data_d.
6027 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
6029 PR rtl-optimization/68961
6030 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
6031 peephole variant. Use sse_reg_operand predicates.
6033 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
6035 * config/i386/predicates.md (x86_64_immediate_operand)
6036 <case CONST_INT>: Remove unneeded truncation to DImode.
6037 <case CONST>: Ditto.
6038 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
6040 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6043 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
6044 The xxperm and xxpermr instructions require that the 2nd input
6045 operand overlap with the output operand, and not the 1st.
6046 (altivec_vperm_v8hiv16qi): Likewise.
6047 (altivec_vperm_<mode>_uns_internal): Likewise.
6048 (altivec_vpermr_<mode>_internal): Likewise.
6049 (vperm_v8hiv4si): Likewise.
6050 (vperm_v16qiv8hi): Likewise.
6052 2016-07-12 Nathan Sidwell <nathan@acm.org>
6054 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
6055 when -mno-pic-data-is-text-relative is in effect, by default.
6056 * doc/invoke.texi (mpic-data-is-text-relative): Document new
6057 behavior and clarify.
6059 2016-07-12 Martin Liska <mliska@suse.cz>
6061 * params.def: Add avg-loop niter.
6062 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
6063 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
6064 * doc/invoke.texi: Document the new parameter.
6066 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6069 * expr.c (store_constructor): Mask sign-extended bits when widening
6070 sub-word constructor element at the start of a word.
6072 2016-07-12 Martin Liska <mliska@suse.cz>
6074 * Makefile.in: Append rule for params-options.h.
6075 * params-options.h: New file.
6077 2016-07-12 Martin Liska <mliska@suse.cz>
6079 * ira-build.c (mark_loops_for_removal): Properly iterate
6082 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
6083 Richard Biener <rguenther@suse.de>
6085 PR tree-optimization/23286
6086 PR tree-optimization/70159
6087 * doc/invoke.texi: Document -fcode-hoisting.
6088 * common.opt (fcode-hoisting): New flag.
6089 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
6090 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
6091 (do_regular_insertion): Rename to ...
6092 (do_pre_regular_insertion): ... this and amend general comments
6093 on insertion strathegy.
6094 (do_partial_partial_insertion): Rename to ...
6095 (do_pre_partial_partial_insertion): ... this.
6096 (do_hoist_insertion): New function.
6097 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
6098 and call do_hoist_insertion properly.
6100 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
6101 (pass_pre::execute): Register hoist_insert stats.
6103 2016-07-12 Jakub Jelinek <jakub@redhat.com>
6106 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
6107 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
6108 is different from mode's bitsize. Small cleanup.
6110 2016-07-12 Richard Biener <rguenther@suse.de>
6112 PR rtl-optimization/68961
6113 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
6114 to simplify to a non-constant.
6116 2016-07-11 Jakub Jelinek <jakub@redhat.com>
6119 * omp-low.c (expand_omp_target): Gimplify device.
6121 PR tree-optimization/71823
6122 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
6123 to get vec_oprnds2 from op2.
6125 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
6127 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
6128 Hoist common subexpressions.
6129 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
6131 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
6134 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
6135 prevent generation of 'stxsiwx' on pre Power8 hardware.
6137 2016-07-11 David Malcolm <dmalcolm@redhat.com>
6139 * input.c: Include cpplib.h.
6140 (selftest::temp_source_file): New class.
6141 (selftest::temp_source_file::temp_source_file): New ctor.
6142 (selftest::temp_source_file::~temp_source_file): New dtor.
6143 (selftest::should_have_column_data_p): New function.
6144 (selftest::test_should_have_column_data_p): New function.
6145 (selftest::temp_line_table): New class.
6146 (selftest::temp_line_table::temp_line_table): New ctor.
6147 (selftest::temp_line_table::~temp_line_table): New dtor.
6148 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
6149 it to create a temp_line_table.
6150 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
6151 locations that are known to have column data.
6152 (selftest::line_table_case): New struct.
6153 (selftest::test_reading_source_line): Move tempfile handling
6154 to class temp_source_file.
6155 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
6156 (selftest::assert_token_loc_eq): New function.
6157 (ASSERT_TOKEN_LOC_EQ): New macro.
6158 (selftest::test_lexer): New function.
6159 (selftest::boundary_locations): New array.
6160 (selftest::input_c_tests): Call test_should_have_column_data_p.
6161 Loop over a test matrix of interesting values of location and
6162 default_range_bits, calling test_lexer on each case in the matrix.
6163 Move call to test_accessing_ordinary_linemaps into the matrix.
6164 * selftest.h (ASSERT_EQ): Reimplement in terms of...
6165 (ASSERT_EQ_AT): New macro.
6167 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
6170 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
6171 Don't convert TImode in debug insn.
6173 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
6175 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
6176 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
6177 (tree_type_common::lang_flag_7): New.
6178 (tree_type_common::spare): Reduce size.
6179 * tree.h (TYPE_ALIGN_OK): Remove.
6180 (TYPE_LANG_FLAG_7): New.
6181 (get_inner_reference): Adjust header.
6182 * print-tree.c (print_node): Adjust.
6183 * expr.c (get_inner_reference): Remove parameter keep_aligning.
6184 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
6185 calls to get_inner_reference.
6186 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
6187 handling of TYPE_ALIGN_OK.
6188 * builtins.c (get_object_alignment_2): Adjust call to
6189 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
6190 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
6192 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
6193 * cfgexpand.c (expand_debug_expr): Likewise.
6194 * dbxout.c (dbxout_expand_expr): Likewise.
6195 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
6196 loc_list_from_tree, fortran_common): Likewise.
6197 * fold-const.c (optimize_bit_field_compare,
6198 decode_field_reference, fold_unary_loc, fold_comparison,
6199 split_address_to_core_and_offset): Likewise.
6200 * gimple-laddress.c (execute): Likewise.
6201 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
6202 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
6203 * hsa-gen.c (gen_hsa_addr): Likewise.
6204 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
6205 * tsan.c (instrument_expr): Likewise.
6206 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
6207 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
6208 * tree-affine.c (tree_to_aff_combination,
6209 get_inner_reference_aff): Adjust calls to get_inner_reference.
6210 * tree-data-ref.c (split_constant_offset_1,
6211 dr_analyze_innermost): Likewise.
6212 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
6213 * tree-sra.c (ipa_sra_check_caller): Likewise.
6214 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
6215 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
6216 bswap_replace): Likewise.
6217 * tree-vect-data-refs.c (vect_check_gather,
6218 vect_analyze_data_refs): Likewise.
6219 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
6220 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
6223 2016-07-11 David Malcolm <dmalcolm@redhat.com>
6225 * Makefile.in (selftest-valgrind): New phony target.
6226 * function-tests.c (selftest::build_cfg): Delete pass instances
6227 created by the test.
6228 (selftest::convert_to_ssa): Likewise.
6229 (selftest::test_expansion_to_rtl): Likewise.
6230 * tree-cfg.c (selftest::test_linear_chain): Release dominator
6232 (selftest::test_diamond): Likewise.
6234 2016-07-11 Richard Biener <rguenther@suse.de>
6236 PR tree-optimization/71816
6237 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
6238 than replacing all of its operands.
6240 2016-07-11 Alan Modra <amodra@gmail.com>
6242 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
6243 (ctr<mode>): Add unspec.
6244 (ctr<mode>_internal*): Likewise.
6246 2016-07-08 James Bowman <james.bowman@ftdichip.com>
6248 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
6249 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
6251 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
6253 PR rtl-optimization/71621
6254 * lra-constraints.c (process_alt_operands): Check combination of
6257 2016-07-08 Jason Merrill <jason@redhat.com>
6258 Richard Biener <rguenther@suse.de>
6260 P0145: Refining Expression Order for C++.
6261 * gimplify.c (initial_rhs_predicate_for): New.
6262 (gimplfy_modify_expr): Gimplify RHS before LHS.
6264 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6267 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6268 Allow standard error handling to take over when a wrong number
6269 of arguments is presented to __builtin_vec_ld () or
6270 __builtin_vec_st ().
6272 2016-07-08 Jiong Wang <jiong.wang@arm.com>
6274 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
6279 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
6280 __builtin_aarch64_fmaxv2sf.
6281 (vmaxnmq_f32): Likewise.
6282 (vmaxnmq_f64): Likewise.
6283 (vminnm_f32): Likewise.
6284 (vminnmq_f32): Likewise.
6285 (vminnmq_f64): Likewise.
6287 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
6290 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
6291 enable -mfloat128-hardware by default.
6292 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
6293 that IEEE 128-bit hardware support needs.
6294 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6295 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
6296 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
6297 floating point requires.
6298 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
6299 -mfloat128 and -mfloat128-hardware changes.
6301 2016-07-08 Alan Hayward <alan.hayward@arm.com>
6303 PR tree-optimization/71667
6304 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
6306 2016-07-08 Martin Liska <mliska@suse.cz>
6309 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
6310 folding produces SAVE_EXPRs, thus return false for the type.
6312 2016-07-07 Martin Liska <mliska@suse.cz>
6314 * file-find.c (remove_prefix): New function.
6315 * file-find.h (remove_prefix): Declare the function.
6316 * gcc-ar.c (main): Skip a folder of the wrapper if
6317 a wrapped binary would point to the same file.
6319 2016-07-07 Jan Hubicka <jh@suse.cz>
6321 * tree-scalar-evolution.c (iv_can_overflow_p): export.
6322 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
6323 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
6325 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
6328 * ipa-inline-analysis.c (compute_inline_parameters): Set
6329 local.can_change_signature to false for intrumentation
6332 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
6334 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
6335 with TARGET_HAVE_MOVT.
6336 (TARGET_HAVE_MOVT): Define.
6337 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
6338 availability with TARGET_HAVE_MOVT.
6339 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
6341 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
6343 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
6344 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
6345 * config/arm/constraints.md (define_constraint "j"): Use
6346 TARGET_HAVE_MOVT to check MOVT availability.
6348 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
6350 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
6352 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
6354 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
6355 (armv8-m.main): Likewise.
6356 (armv8-m.main+dsp): Likewise.
6357 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
6358 (FL_FOR_ARCH8M_MAIN): Likewise.
6359 * config/arm/arm-tables.opt: Regenerate.
6360 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
6361 armv8-m.main+dsp to BE8_LINK_SPEC.
6362 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
6363 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
6364 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
6365 Baseline and Mainline.
6366 (arm_option_override_internal): Also disable arm_restrict_it when
6367 !arm_arch_notm. Update comment for -munaligned-access to also cover
6369 (arm_file_start): Increase buffer size for printing architecture name.
6370 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
6371 and armv8-m.main+dsp.
6372 (mno-unaligned-access): Clarify that this is disabled by default for
6373 ARMv8-M Baseline architectures as well.
6375 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
6377 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
6378 decide whether to prevent some libgcc routines being included for some
6379 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
6380 link between this condition and the one in
6381 libgcc/config/arm/lib1func.S.
6383 2016-07-07 Richard Biener <rguenther@suse.de>
6385 * tree-ssa-pre.c: Include alias.h.
6386 (compute_avail): If we have multiple VN_REFERENCEs with the
6387 same hashtable entry adjust that to make it a valid replacement
6388 for all of them with respect to alignment and aliasing
6389 when doing insertion.
6390 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
6391 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
6393 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
6397 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
6398 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
6401 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6403 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
6404 (adjust_mems): Adjust.
6405 (adjust_insn): Likewise.
6406 (prepare_call_arguments): Likewise.
6408 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6410 * gcse.c (struct ls_expr): Make stores field a vector.
6411 (ldst_entry): Adjust.
6412 (free_ldst_entry): Likewise.
6413 (print_ldst_list): Likewise.
6414 (compute_ld_motion_mems): Likewise.
6415 (update_ld_motion_stores): Likewise.
6417 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6419 * gcse.c (struct ls_expr): Remove loads field.
6420 (ldst_entry): Adjust.
6421 (free_ldst_entry): Likewise.
6422 (print_ldst_list): Likewise.
6423 (compute_ld_motion_mems): Likewise.
6425 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6427 * store-motion.c (struct st_expr): Make antic_stores a vector.
6428 (st_expr_entry): Adjust.
6429 (free_st_expr_entry): Likewise.
6430 (print_store_motion_mems): Likewise.
6431 (find_moveable_store): Likewise.
6432 (compute_store_table): Likewise.
6433 (remove_reachable_equiv_notes): Likewise.
6434 (replace_store_insn): Likewise.
6435 (build_store_vectors): Likewise.
6437 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6439 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
6440 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
6442 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
6444 PR tree-optimization/71518
6445 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
6446 misalign also for outer loops with negative step.
6448 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
6450 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
6451 (cortex_a53_shift): Add mov_shift.
6452 (cortex_a53_shift_reg): Add new reservation for register shifts.
6453 (cortex_a53_alu): Remove bfm.
6454 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
6455 (cortex_a53_alu_extr): Add new reservation for EXTR.
6456 (bypasses): Improve bypass modelling.
6458 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6461 * config/avr/avr.c (avr_asm_select_section): Strip off
6462 SECTION_DECLARED from flags when calling get_section.
6464 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6466 * tree-vectorizer.h (vect_memory_access_type): Add
6467 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
6468 * tree-vect-stmts.c (compare_step_with_zero): New function.
6469 (perm_mask_for_reverse): Move further up file.
6470 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
6472 (get_negative_load_store_type): New function.
6473 (get_load_store_type): Call it. Add an ncopies argument.
6474 (vectorizable_mask_load_store): Update call accordingly and
6475 remove tests for negative steps.
6476 (vectorizable_store, vectorizable_load): Likewise. Handle new
6477 memory_access_types.
6479 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6481 * tree-vectorizer.h (vect_memory_access_type): New enum.
6482 (_stmt_vec_info): Add a memory_access_type field.
6483 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
6484 (vect_model_store_cost): Take an access type instead of a boolean.
6485 (vect_model_load_cost): Likewise.
6486 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
6487 vect_model_store_cost and vect_model_load_cost.
6488 * tree-vect-stmts.c (vec_load_store_type): New enum.
6489 (vect_model_store_cost): Take an access type instead of a
6490 store_lanes_p boolean. Simplify tests.
6491 (vect_model_load_cost): Likewise, but for load_lanes_p.
6492 (get_group_load_store_type, get_load_store_type): New functions.
6493 (vectorizable_store): Use get_load_store_type. Record the access
6494 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
6495 (vectorizable_load): Likewise.
6496 (vectorizable_mask_load_store): Likewise. Replace is_store
6497 variable with vls_type.
6499 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6501 * tree-vectorizer.h (vect_grouped_load_supported): Add a
6502 single_element_p parameter.
6503 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
6504 Check the PR65518 case here rather than in vectorizable_load.
6505 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
6506 * tree-vect-stmts.c (vectorizable_load): Likewise.
6508 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6510 * tree-vectorizer.h (gather_scatter_info): New structure.
6511 (vect_check_gather_scatter): Return a bool rather than a decl.
6512 Replace return-by-pointer arguments with a single
6513 gather_scatter_info *.
6514 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
6515 (vect_analyze_data_refs): Update call accordingly.
6516 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
6517 (vectorizable_mask_load_store): Likewise. Also record the
6518 offset dt and vectype in the gather_scatter_info.
6519 (vectorizable_store): Likewise.
6520 (vectorizable_load): Likewise.
6522 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6524 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
6525 strided groups, use the cost of N scalar accesses instead
6526 of ncopies vector accesses.
6527 (vect_model_load_cost): Likewise.
6529 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6531 * tree-vect-stmts.c (vect_cost_group_size): Delete.
6532 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
6533 variable to indicate when once-per-group costs are being used.
6534 (vect_model_load_cost): Likewise. Fix comment and misindented code.
6536 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
6538 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
6539 peeling-for-gaps condition.
6541 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6543 * config/s390/s390.c (s390_expand_vec_init): Force initializer
6544 element to register if it doesn't match general_operand.
6546 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
6547 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6549 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
6551 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
6552 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
6553 (SIGNBIT): New mode iterator.
6554 (Fsignbit): New mode attribute.
6555 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
6556 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
6557 when direct moves are available.
6558 (signbit<mode>2_dm): New define_insn_and_split).
6559 (signbit<mode>2_dm2): New define_insn.
6561 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6563 PR rtl-optimization/71594
6564 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
6565 into subregs of appropriate mode before trying to emit a conditional
6568 2016-07-05 Jan Hubicka <jh@suse.cz>
6570 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
6571 (simple_iv): Use it.
6573 2016-07-05 Jan Hubicka <jh@suse.cz>
6575 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
6577 2016-07-05 Jiong Wang <jiong.wang@arm.com>
6579 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
6582 2016-07-05 Jan Hubicka <jh@suse.cz>
6584 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
6587 2016-07-05 Richard Biener <rguenther@suse.de>
6589 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
6590 Handle empty else block.
6591 (is_feasible_trace): Likewise.
6592 (split_paths): Likewise.
6594 2016-07-05 Richard Biener <rguenther@suse.de>
6596 * tree-loop-distribution.c (distribute_loop): Fix issue with
6597 the cost model loop.
6599 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
6601 * config/arm/neon-testgen.ml: Delete.
6602 * config/arm/neon.ml: Delete.
6604 2016-07-04 Jakub Jelinek <jakub@redhat.com>
6607 * tree.c (attribute_value_equal): Use get_attribute_name instead of
6608 directly using TREE_PURPOSE.
6610 2016-07-04 Jiong Wang <jiong.wang@arm.com>
6612 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
6613 * config/aarch64/aarch64_neon.h: Likewise.
6614 * config/aarch64/arm_neon.h: Likewise.
6615 * config/aarch64/atomics.md: Likewise.
6616 * config/aarch64/aarch64-simd-builtins.def: Likewise.
6617 * doc/invoke.texi: Likewise.
6619 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
6621 * config/s390/s390.md: Add "z13" cpu_facility.
6622 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
6623 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
6624 condition" type instructions.
6626 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
6627 Jeff Law <law@redhat.com>
6629 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
6630 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
6632 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
6634 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
6635 permutation for TARGET_AVX512F.
6636 (ix86_expand_vec_one_operand_perm_avx512): New function.
6637 (expand_vec_perm_1): Invoke introduced function.
6638 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
6639 it may be not valid after vectorization.
6641 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6644 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
6645 typo in comment. Only force to memory if it is a weak
6648 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
6649 Jiong Wang <jiong.wang@arm.com>
6651 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
6652 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
6653 (AARCH64_FL_F16): New.
6654 (AARCH64_FL_FOR_ARCH8_2): New.
6655 (AARCH64_ISA_8_2): New.
6656 (AARCH64_ISA_F16): New.
6657 (TARGET_FP_F16INST): New.
6658 (TARGET_SIMD_F16INST): New.
6659 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
6660 ("fp"): Disabling "fp" also disables "fp16".
6661 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
6662 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
6663 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
6664 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
6666 2016-07-04 Jan Beulich <jbeulich@suse.com>
6668 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
6670 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6673 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
6674 the insns, use an insn form that does not adjust the offset on
6675 little endian systems.
6677 2016-07-01 Jan Beulich <jbeulich@suse.com>
6679 * varasm.c (get_variable_section): Validate initializer in
6680 named .bss-like sections.
6682 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
6684 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
6685 Exchange the order of the second and third operands in the vpermr
6686 instruction tmeplate.
6688 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
6691 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
6692 Disallow TDmode values.
6694 2016-07-01 Alan Modra <amodra@gmail.com>
6696 PR rtl-optimization/71709
6697 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
6698 being set, not referenced.
6700 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
6702 PR tree-optimization/70729
6703 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
6704 of loop since it can be not valid after transformation.
6706 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6708 * config/arm/arm.c (thumb_reload_in_hi): Delete.
6709 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
6711 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
6713 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
6716 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6719 * config/rs6000/constraints.md (wY constraint): New constraint to
6720 match the requirements for the LXSD and STXSD instructions.
6721 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
6722 predicate to match the requirements for the LXSD and STXSD
6724 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
6725 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
6726 to make sure that the bottom 2 bits of offset are 0, the address
6727 form is offsettable, and no updating is done in the address mode.
6728 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
6729 (movdi_internal32): Likewise
6730 (movdi_internal64): Likewise.
6732 2016-06-30 Jakub Jelinek <jakub@redhat.com>
6734 PR tree-optimization/71707
6735 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
6736 strinfo even for ADDR_EXPR ptr.
6738 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
6740 * config/rs6000/altivec.md (darn_32): Change the condition to
6741 TARGET_P9_MISC instead of TARGET_MODULO.
6742 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
6743 condition expression.
6744 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
6745 condition expression.
6746 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
6747 (DFP_TEST): New code iterator.
6748 (dfptstsfi_<code>_mode>): New define_expand.
6749 (*dfp_sgnfcnc_<mode>): New define_insn.
6750 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
6751 definition next to BU_P9_MISC_1 definition and change the MASK
6752 value to RS6000_BTM_P9_MISC.
6753 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
6754 (BU_P9_64BIT_MISC_0): Likewise.
6755 (BU_P9_DFP_MISC_0): New macro definition.
6756 (BU_P9_DFP_MISC_1): New macro definition.
6757 (BU_P9_DFP_MISC_2): New macro definition.
6758 (BU_P9_DFP_OVERLOAD_1): New macro definition.
6759 (BU_P9_DFP_OVERLOAD_2): New macro definition.
6760 (BU_P9_DFP_OVERLOAD_3): New macro definition.
6761 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
6762 (TSTSFI_LT_TD): Likewise.
6763 (TSTSFI_EQ_DD): Likewise.
6764 (TSTSFI_EQ_TD): Likewise.
6765 (TSTSFI_GT_DD): Likewise.
6766 (TSTSFI_GT_TD): Likewise.
6767 (TSTSFI_OV_DD): Likewise.
6768 (TSTSFI_OV_TD): Likewise.
6769 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
6770 (TSTSFI_LT_DD): Likewise.
6771 (TSTSFI_LT_TD): Likewise.
6772 (TSTSFI_EQ): Likewise.
6773 (TSTSFI_EQ_DD): Likewise.
6774 (TSTSFI_EQ_TD): Likewise.
6775 (TSTSFI_GT): Likewise.
6776 (TSTSFI_GT_DD): Likewise.
6777 (TSTSFI_GT_TD): Likewise.
6778 (TSTSFI_OV): Likewise.
6779 (TSTSFI_OV_DD): Likewise.
6780 (TSTSFI_OV_TD): Likewise.
6781 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6782 overloaded test significance functions.
6783 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
6784 OPTION_MASK_P9_MISC into the representation of this mask.
6785 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
6787 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
6788 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
6790 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
6791 argument is a 6-bit unsigned literal value if the icode argument
6792 represents a DFP test significance built-in call.
6793 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
6794 flag used independently and in combination with the
6795 RS6000_BTM_64BIT flag.
6796 (rs6000_opt_masks): Add entry for power9-misc command-line option.
6797 (rs6000_builtin_mask_names): Add entry for power9-misc
6798 command-line option.
6799 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
6800 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
6801 RS6000_BTM_P9_MISC macros.
6802 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
6803 option and change the description of the -mpower9-vector option to
6804 enable only vector instructions, removing its erroneously claimed
6805 support for scalar instructions.
6806 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6807 the ISA 3.0 digital floating point test significance built-in
6810 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
6812 * config/aarch64/aarch64.c (cortexa35_tunings):
6813 Enable AES fusion. Use cortexa57_branch_cost.
6814 (cortexa53_tunings): Use cortexa57_branch_cost.
6815 (cortexa72_tunings): Use cortexa57_branch_cost.
6816 Use AUTOPREFETCHER_WEAK.
6817 (cortexa73_tunings): Use cortexa57_branch_cost.
6819 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6820 James Greenhalgh <james.greenhalgh@arm.com>
6822 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
6823 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
6824 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
6825 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
6826 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
6827 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
6828 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
6829 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
6830 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
6831 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
6832 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
6833 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
6834 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
6837 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
6838 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6840 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
6842 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
6844 2016-06-30 David Malcolm <dmalcolm@redhat.com>
6847 * gcc.c (driver::build_option_suggestions): Pass "option" to
6848 add_misspelling_candidates.
6849 * opts-common.c (add_misspelling_candidates): Add "option" param;
6850 use it to avoid adding negated forms for options marked with
6852 * opts.h (add_misspelling_candidates): Add "option" param.
6854 2016-06-30 Jakub Jelinek <jakub@redhat.com>
6857 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
6858 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
6859 first when permuting bitwise operation with rotate. Cast
6860 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
6862 2016-06-29 David Malcolm <dmalcolm@redhat.com>
6864 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
6865 for misspelled param names.
6866 * params.c: Include spellcheck.h.
6867 (find_param_fuzzy): New function.
6868 * params.h (find_param_fuzzy): New prototype.
6869 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
6870 * spellcheck.h (struct edit_distance_traits<const char *>):
6873 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
6875 * config/rs6000/predicates.md (const_0_to_7_operand): New
6876 predicate, recognize 0..7.
6877 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
6878 support for doing extracts from V16QImode, V8HImode, V4SImode
6880 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
6881 vector extract support.
6882 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
6883 for ISA 3.0 vector extract.
6884 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
6885 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
6886 extracts of a constant element number from small integer vectors
6887 on 64-bit ISA 3.0 systems.
6888 (vsx_extract_<mode>_di): Likewise.
6889 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
6890 say when we can do ISA 3.0 vector extracts.
6891 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
6892 registers, using the stxsiwx instruction.
6894 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
6896 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
6897 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
6898 qdf24xx_regmove_cost, qdf24xx_tunings): New.
6899 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
6900 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
6901 * config/arm/arm.c (arm_qdf24xx_tune): New.
6903 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
6905 * config/aarch64/aarch64.c (cortexa53_tunings):
6906 Increase loop alignment to 8. Set function alignment to 16.
6907 (cortexa35_tunings): Likewise.
6908 (cortexa57_tunings): Increase loop alignment to 8.
6909 (cortexa72_tunings): Likewise.
6910 (cortexa73_tunings): Likewise.
6912 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
6914 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
6915 for arm_fp16_ok and arm_fp16_hw.
6916 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
6917 arm_fp16_alternative.
6919 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
6921 PR tree-optimization/71655
6922 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
6923 types when swapping operands.
6925 2016-06-29 Martin Liska <mliska@suse.cz>
6928 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
6929 * ipa-inline-transform.c (inline_call): Remove unnecessary call
6930 of build_optimization_node.
6932 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
6934 PR tree-optimization/70729
6935 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
6936 independent in loops having positive safelen value.
6937 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
6938 it may be not valid after vectorization.
6940 2016-06-29 Jakub Jelinek <jakub@redhat.com>
6942 PR tree-optimization/71625
6943 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
6944 is sorted by ascending list->offset. If PTR is non-NULL and there is
6945 previous strinfo, call get_stridx_plus_constant.
6946 (get_stridx): Pass exp as second argument to get_addr_stridx.
6947 (addr_stridxptr): Add missing list = list->next, so that there can be
6948 more than one entries in the list. Bump limit from 16 to 32. Ensure
6949 the list is sorted by ascending list->offset.
6950 (get_stridx_plus_constant): Adjust so that it can be also called with
6951 ADDR_EXPR instead of SSA_NAME as PTR.
6952 (handle_char_store): Pass NULL_TREE as second argument to
6955 2016-06-29 Richard Biener <rguenther@suse.de>
6957 PR rtl-optimization/68961
6958 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
6960 2016-06-29 Richard Biener <rguenther@suse.de>
6963 * alias.c (component_uses_parent_alias_set_from): Handle
6964 type punning through union accesses by using the union alias set.
6965 * gimple.c (gimple_get_alias_set): Remove union type punning case.
6967 2016-07-29 Richard Biener <rguenther@suse.de>
6969 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
6970 precision not matching mode precision.
6972 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
6974 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
6975 pa_output_arg_descriptor.
6976 (call_val_symref_64bit_post_reload): Likewise.
6977 (call_val_powf_64bit_post_reload): Likewise.
6978 (sibcall_internal_symref_64bit): Likewise.
6979 (sibcall_value_internal_symref_64bit): Likewise.
6981 2016-06-28 Jakub Jelinek <jakub@redhat.com>
6984 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
6985 a constant, force its SUBREG_REG into memory or register instead
6988 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6991 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
6992 * doc/invoke.texi (AVR Options): Document it.
6994 2016-06-28 Walter Lee <walt@tilera.com>
6996 * config/tilegx/linux.h: Do not include arch/icache.h
6997 (CLEAR_INSN_CACHE): Provide inlined definition directly.
6998 * config/tilepro/linux.h: Do not include arch/icache.h
6999 (CLEAR_INSN_CACHE): Provide inlined definition directly.
7001 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
7003 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
7004 for big-endian BIT_FIELD_REF.
7006 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
7008 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
7009 ('size' attribute): Add '128'.
7011 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
7012 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
7013 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
7014 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
7015 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
7016 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
7017 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
7018 *trunc<mode>df2_odd): Set size attribute to '128'.
7019 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
7020 * config/rs6000/power6.md (power6-fp): Include dfp type.
7021 * config/rs6000/power7.md (power7-fp): Likewise.
7022 * config/rs6000/power8.md (power8-fp): Likewise.
7023 * config/rs6000/power9.md: New file.
7024 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
7025 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
7026 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
7028 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
7029 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
7030 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
7031 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
7032 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
7033 dfp_dscri_<mode>): Change type attribute to dfp.
7034 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
7035 attribute to vecsimple.
7036 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
7037 and prefetch streams.
7038 (rs6000_option_override_internal): Remove temporary code setting
7039 tuning to power8. Don't set rs6000_sched_groups for power9.
7040 (last_scheduled_insn): Change to rtx_insn *.
7041 (divide_cnt, vec_load_pendulum): New variables.
7042 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
7043 (rs6000_issue_rate): Set issue rate for Power9.
7044 (is_power9_pairable_vec_type): New.
7045 (power9_sched_reorder2): New.
7046 (rs6000_sched_reorder2): Call new function for Power9 specific
7048 (insn_must_be_first_in_group): Remove Power9.
7049 (insn_must_be_last_in_group): Likewise.
7050 (force_new_group): Likewise.
7051 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
7052 Initialize divide_cnt/vec_load_pendulum.
7053 (_rs6000_sched_context, rs6000_init_sched_context,
7054 rs6000_set_sched_context): Handle context save/restore of new
7057 2016-06-28 Richard Biener <rguenther@suse.de>
7059 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
7060 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
7061 COMPONENT_REF operand.
7062 (nonoverlapping_component_refs_p): Likewise.
7063 * stor-layout.c (start_bitfield_representative): Mark
7064 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
7066 2016-06-28 Jakub Jelinek <jakub@redhat.com>
7068 * Makefile.in: Don't cat ../stage_current if it does not exist.
7070 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
7071 last argument is a bit-field.
7073 PR rtl-optimization/71673
7074 * internal-fn.c (expand_arith_overflow_result_store): Use
7075 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
7076 expand_simple_binop.
7079 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
7080 expand_ifn_atomic_compare_exchange): New functions.
7081 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
7082 * tree.h (build_call_expr_internal_loc): Rename to ...
7083 (build_call_expr_internal_loc_array): ... this. Fix up type of
7085 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
7086 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
7087 ATOMIC_COMPARE_EXCHANGE result.
7088 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
7089 * gimple-fold.h (optimize_atomic_compare_exchange_p,
7090 fold_builtin_atomic_compare_exchange): New prototypes.
7091 * gimple-fold.c (optimize_atomic_compare_exchange_p,
7092 fold_builtin_atomic_compare_exchange): New functions..
7093 * tree-ssa.c (execute_update_addresses_taken): If
7094 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
7095 of call when finding addressable vars, and if such var becomes
7096 non-addressable, call fold_builtin_atomic_compare_exchange.
7098 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
7101 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
7102 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
7104 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
7106 * config/rs6000/rs6000.md ('type' attribute): Add
7107 veclogical,veccmpfx,vecexts,vecmove insn types.
7108 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
7109 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
7110 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
7111 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
7112 *nabs<mode>2_hw): Change type to vecmove.
7113 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
7114 *boolcc<mode>3_internal, *eqv<mode>3_internal,
7115 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
7116 *ieee_128bit_vsx_abs<mode>2_internal,
7117 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
7118 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
7119 *ieee128_mtvsrd_32bit): Change type to veclogical.
7120 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
7121 *movdi_internal32, *movdi_internal64): Update insn types.
7122 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
7123 vsx_extract_<mode>): Change type to veclogical.
7124 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
7125 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
7126 *vsx_sign_extend_si_v2di): Change type to vecexts.
7127 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
7129 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
7130 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
7131 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
7132 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
7133 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
7134 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
7135 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
7136 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
7137 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
7138 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
7139 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
7140 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
7141 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
7142 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
7143 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
7144 (ppc7450-vecsimple): Add veclogical, vecmove.
7145 (ppc7450-veccmp): Add veccmpfx.
7146 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
7148 (ppc8540_vector_compare): Add veccmpfx.
7149 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
7150 * config/rs6000/cell.md (cell-fp): Add fpsimple.
7151 (cell-vecsimple): Add veclogical, vecmove.
7152 (cell-veccmp): Add veccmpfx.
7153 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
7154 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
7156 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
7157 * config/rs6000/power4.md (power4-fp): Add fpsimple.
7158 (power4-vecsimple): Add veclogical, vecmove.
7159 (power4-veccmp): Add veccmpfx.
7160 * config/rs6000/power5.md (power5-fp): Add fpsimple.
7161 * config/rs6000/power6.md (power6-fp): Add fpsimple.
7162 (power6-vecsimple): Add veclogical, vecmove.
7163 (power6-veccmp): Add veccmpfx.
7164 * config/rs6000/power7.md (power7-fp): Add fpsimple.
7165 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
7166 * config/rs6000/power8.md (power8-fp): Add fpsimple.
7167 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
7168 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
7169 * config/rs6000/titan.md (titan_fp): Add fpsimple.
7170 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
7172 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
7174 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
7177 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
7178 OPTION_MASK_P9_DFORM_VECTOR.
7179 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
7180 disable -mpower9-dform-vector when using reload.
7181 (quad_address_p): Remove 'gpr_p' argument and all associated code.
7182 New 'strict' argument. Update all callers. Add strict addressing
7184 (rs6000_legitimate_offset_address_p): Remove call to
7185 virtual_stack_registers_memory_p.
7186 (rs6000_legitimize_reload_address): Add quad address support.
7187 (rs6000_legitimate_address_p): Move call to quad_address_p above
7188 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
7189 to account for new strict usage.
7190 (rs6000_output_move_128bit): Adjust quad_address_p args to account
7191 for new strict usage.
7192 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
7194 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
7201 * config/i386/i386.c (ix86_spill_class): Disable condition to
7202 always return NO_REGS.
7204 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
7206 * predict.c: Include gimple-pretty-print.h
7207 (predicted_by_loop_heuristics_p): Check also
7208 PRED_LOOP_EXIT_WITH_RECURSION
7209 (predict_loops): Find self recursive calls and use special purpose
7210 predictors for them; dump log about decisions.
7211 (pass_profile::execute): Dump info about #of iterations.
7212 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
7213 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
7215 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
7217 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
7218 output_asm_insn calls and shorten long lines. Output .CALL
7219 argument descriptor using pa_output_arg_descriptor. Add various
7220 inline $$dyncall and other optimizations.
7221 (pa_attr_length_indirect_call): Adjust ordering and lengths.
7223 2016-06-25 Jakub Jelinek <jakub@redhat.com>
7225 PR tree-optimization/71643
7226 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
7229 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
7230 leak a bitmap if dep_bb is NULL.
7232 PR tree-optimization/71631
7233 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
7234 to rewrite_expr_tree even if negate_result, move new_lhs var
7235 declaration and initialization earlier, for powi_result set afterwards
7236 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
7237 if new_lhs != lhs, and don't shadow gsi var.
7239 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
7241 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
7242 Add in_loop parameter.
7243 (predict_loops): Add loop guard heuristics.
7244 * predict.def (PRED_LOOP_GUARD): New heuristics.
7246 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
7248 * predict.c: Include ipa-utils.h
7249 (tree_bb_level_prediction): Predict recursive calls.
7250 (tree_estimate_probability_bb): Skip inexpensive calls for call
7252 * predict.def (PRED_RECURSIVE_CALL): New.
7254 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7256 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
7257 (BU_FLOAT128_1): Likewise.
7259 (COPYSIGNQ): Likewise.
7260 (RS6000_BUILTIN_NANQ): Likewise.
7261 (RS6000_BUILTIN_NANSQ): Likewise.
7262 (RS6000_BUILTIN_INFQ): Likewise.
7263 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
7264 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
7265 (TARGET_FOLD_BUILTIN): New #define.
7266 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
7267 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
7268 (rs6000_fold_builtin): New target hook implementation, handling
7269 folding of 128-bit NaNs and infinities.
7270 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
7271 entries are filled in to avoid problems during bootstrap
7272 self-test; define builtins for 128-bit NaNs and infinities.
7273 (rs6000_opt_mask): Add entry for float128.
7274 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
7275 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
7276 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
7277 (const_str_type_node): New #define.
7278 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
7279 to a define_expand that dispatches to either copysign<mode>3_soft
7280 or copysign<mode>3_hard.
7281 (copysign<mode>3_hard): Rename from copysign<mode>3.
7282 (copysign<mode>3_soft): New define_insn.
7283 * doc/extend.texi: Document new builtins.
7285 2016-06-24 Jakub Jelinek <jakub@redhat.com>
7287 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
7288 PRIu64 instead of lu.
7290 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
7293 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
7296 2016-06-24 Jakub Jelinek <jakub@redhat.com>
7298 PR tree-optimization/71647
7299 * omp-low.c (lower_rec_input_clauses): Convert
7300 omp_clause_aligned_alignment (c) to size_type_node for the
7301 last argument of __builtin_assume_aligned.
7303 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
7305 * configure.ac (calling ___tls_get_addr via GOT): New
7306 assembler/linker check.
7307 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
7308 assembler and linker supports calling ___tls_get_addr via GOT.
7309 Otherise, defined to 0.
7310 * config.in: Regenerated.
7311 * configure: Likewise.
7312 * config/i386/constraints.md (Yb): New constraint.
7313 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
7314 (REG_CLASS_NAMES): Likewise.
7315 (REG_CLASS_CONTENTS): Likewise.
7316 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
7317 the b constraint with the Yb constraint. Call ___tls_get_addr
7318 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
7320 (*tls_local_dynamic_base_32_gnu): Likewise.
7321 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
7322 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
7323 (*tls_local_dynamic_base_64_<mode>): Likewise.
7325 2016-06-24 Martin Liska <mliska@suse.cz>
7327 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
7328 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
7330 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
7331 argument to true if the expected number of iterations is
7334 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
7336 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
7337 assemble for 32bit target.
7338 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
7339 and $ld_ix86_gld_32_opt to link for 32bit target.
7340 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
7341 * configure: Regenerate.
7343 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7345 * config/arm/arm.c (int_log2): Delete definition and prototype.
7346 (shift_op): Use exact_log2 instead of int_log2.
7347 (vfp3_const_double_for_fract_bits): Likewise.
7349 2016-06-24 Jakub Jelinek <jakub@redhat.com>
7351 * internal-fn.c (expand_arith_set_overflow): New function.
7352 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
7354 (expand_arith_overflow_result_store): Likewise. Handle precision
7355 smaller than mode precision.
7356 * tree-vrp.c (extract_range_basic): For imag part, handle
7357 properly signed 1-bit precision result.
7358 * doc/extend.texi (__builtin_add_overflow): Document that last
7359 argument can't be pointer to enumerated or boolean type.
7360 (__builtin_add_overflow_p): Document that last argument can't
7361 have enumerated or boolean type.
7363 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7364 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7366 * config/rs6000/predicates.md (splat_input_operand): Rework.
7367 Don't allow constants, since the insns that use this predicate
7368 don't support constants. Constants are handled by other insns
7369 that are created via combine. During and after register
7370 allocation, only allow indexed or indirect addresses, and not
7371 general addresses. Only allow modes supported by the hardware.
7372 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
7373 comment. Move check for using VSPLTIS<x> to a common location,
7374 instead of doing it in two different places.
7376 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
7378 * config/i386/driver-i386.c (host_detect_local_cpu): Set
7379 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
7380 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
7381 signature_CENTAUR_ebx.
7383 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
7387 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
7388 (as_ix86_gas_32_opt): This.
7389 (ld_ix86_tls_ldm_opt): Renamed to ...
7390 (ld_ix86_gld_32_opt): This.
7391 (R_386_TLS_LDM reloc): Updated.
7392 (R_386_GOT32X reloc): New assembler/linker check.
7393 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
7394 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
7396 * config.in: Regenerated.
7397 * configure: Likewise.
7398 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
7399 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
7400 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
7401 if ix86_force_load_from_GOT_p returns true.
7402 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
7403 ix86_force_load_from_GOT_p returns true.
7404 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
7405 the external function address via the GOT slot.
7406 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
7407 HAVE_AS_IX86_GOT32X before returning false.
7408 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
7409 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
7411 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
7413 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
7415 2016-06-23 Andi Kleen <ak@linux.intel.com>
7417 * Makefile.in: Regenerate.
7418 * doc/install.texi: Document autoprofiledbootstrap.
7420 2016-06-23 Andi Kleen <ak@linux.intel.com>
7422 * config/i386/gcc-auto-profile: New file.
7424 2016-06-23 Martin Liska <mliska@suse.cz>
7427 * predict.c (predict_loops): Revert the hunk that was removed
7430 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
7432 * config.gcc: Add support for arm*-*-phoenix* targets.
7433 * config/arm/t-phoenix: New.
7434 * config/phoenix.h: New.
7436 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
7437 H.J. Lu <hongjiu.lu@intel.com>
7440 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
7441 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
7442 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
7443 ix86_force_load_from_GOT_p returns true.
7444 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
7445 ix86_force_load_from_GOT_p returns true.
7446 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
7447 ix86_force_load_from_GOT_p returns true.
7448 (ix86_expand_move): Load the external function address via the
7449 GOT slot if ix86_force_load_from_GOT_p returns true.
7450 * config/i386/predicates.md (x86_64_immediate_operand): Return
7451 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
7452 (x86_64_zext_immediate_operand): Ditto.
7454 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
7456 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
7458 2016-06-22 David Malcolm <dmalcolm@redhat.com>
7461 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
7462 * diagnostic.c (pedwarn_at_rich_loc): New function.
7463 * spellcheck.h (best_match::best_match): Add a
7464 "best_distance_so_far" optional parameter.
7465 (best_match::set_best_so_far): New method.
7466 (best_match::get_best_distance): New accessor.
7467 (best_match::get_best_candidate_length): New accessor.
7469 2016-06-22 Nick Clifton <nickc@redhat.com>
7471 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
7472 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
7473 modes are accepted as well.
7474 (ucompare_loc_descriptor): Likewise.
7475 (minmax_loc_descriptor): Likewise.
7476 (clz_loc_descriptor): Likewise.
7477 (popcount_loc_descriptor): Likewise.
7478 (bswap_loc_descriptor): Likewise.
7479 (rotate_loc_descriptor): Likewise.
7480 (mem_loc_descriptor): Likewise.
7481 (loc_descriptor): Likewise.
7483 2016-06-22 David Malcolm <dmalcolm@redhat.com>
7485 * common.opt (fdiagnostics-parseable-fixits): New option.
7486 * diagnostic.c: Include "selftest.h".
7487 (print_escaped_string): New function.
7488 (print_parseable_fixits): New function.
7489 (diagnostic_report_diagnostic): Call print_parseable_fixits.
7490 (selftest::assert_print_escaped_string): New function.
7491 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
7492 (selftest::test_print_escaped_string): New function.
7493 (selftest::test_print_parseable_fixits_none): New function.
7494 (selftest::test_print_parseable_fixits_insert): New function.
7495 (selftest::test_print_parseable_fixits_remove): New function.
7496 (selftest::test_print_parseable_fixits_replace): New function.
7497 (selftest::diagnostic_c_tests): New function.
7498 * diagnostic.h (struct diagnostic_context): Add field
7499 "parseable_fixits_p".
7500 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
7501 -fdiagnostics-parseable-fixits.
7502 (-fdiagnostics-parseable-fixits): New option.
7503 * opts.c (common_handle_option): Handle
7504 -fdiagnostics-parseable-fixits.
7505 * selftest-run-tests.c (selftest::run_tests): Call
7506 selftest::diagnostic_c_tests.
7507 * selftest.h (selftest::diagnostic_c_tests): New prototype.
7509 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
7511 PR tree-optimization/71488
7512 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
7513 comparison of boolean vectors.
7514 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
7515 of boolean vectors using bitwise operations.
7517 2016-06-22 Andreas Schwab <schwab@suse.de>
7519 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
7522 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
7524 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
7526 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
7528 * config/i386/i386.c (print_reg): Emit an error message on attempt to
7531 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7533 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
7534 * config/arm/arm-cores.def (cortex-a73): New entry.
7535 (cortex-a73.cortex-a35): Likewise.
7536 (cortex-a73.cortex-a53): Likewise.
7537 * config/arm/arm-tables.opt: Regenerate.
7538 * config/arm/arm-tune.md: Likewise.
7539 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
7540 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
7541 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
7542 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
7543 * doc/invoke.texi (ARM Options): Document cortex-a73,
7544 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
7546 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7548 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
7549 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
7550 (cortex-a73.cortex-a35): Likewise.
7551 (cortex-a73.cortex-a53): Likewise.
7552 * config/aarch64/aarch64-tune.md: Regenerate.
7553 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
7554 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
7557 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7559 * configure.ac (gcc_cv_as_compress_debug): Remove
7560 --compress-debug-sections as extra as switch.
7561 Handle gas --compress-debug-sections=type.
7562 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
7563 Handle gld --compress-debug-sections=type.
7564 * configure: Regenerate.
7566 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
7568 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
7570 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
7572 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
7573 (do_rewrite): likewise.
7575 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7577 * common/config/mep/mep-common.c: Remove.
7578 * config.gcc: Remove mep-* support.
7579 * config/mep/constraints.md: Remove.
7580 * config/mep/default.h: Remove.
7581 * config/mep/intrinsics.h: Remove.
7582 * config/mep/intrinsics.md: Remove.
7583 * config/mep/ivc2-template.h: Remove.
7584 * config/mep/mep-c5.cpu: Remove.
7585 * config/mep/mep-core.cpu: Remove.
7586 * config/mep/mep-default.cpu: Remove.
7587 * config/mep/mep-ext-cop.cpu: Remove.
7588 * config/mep/mep-intrin.h: Remove.
7589 * config/mep/mep-ivc2.cpu: Remove.
7590 * config/mep/mep-pragma.c: Remove.
7591 * config/mep/mep-protos.h: Remove.
7592 * config/mep/mep.c: Remove.
7593 * config/mep/mep.cpu: Remove.
7594 * config/mep/mep.h: Remove.
7595 * config/mep/mep.md: Remove.
7596 * config/mep/mep.opt: Remove.
7597 * config/mep/predicates.md: Remove.
7598 * config/mep/t-mep: Remove.
7599 * doc/install.texi: Remove mep-* documentation.
7600 * doc/md.texi: Likewise.
7602 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7604 * config.gcc: Remove support for avr-rtems.
7605 * config/avr/gen-avr-mmcu-specs.c: Likewise.
7606 * config/avr/rtems.h: Remove.
7607 * config/avr/t-rtems: Remove.
7609 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7611 * config.gcc: Remove m32r-rtems support.
7612 * config/m32r/rtems.h: Remove.
7614 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7616 * config.gcc: Remove h8300-rtems support.
7617 * config/h8300/rtems.h: Remove.
7618 * config/h8300/t-rtems: Remove.
7620 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7622 * config.gcc: Remove support for knetbsd.
7623 * configure.ac: Likewise.
7624 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
7625 * config/knetbsd-gnu.h: Remove.
7626 * configure: Regenerate.
7628 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7630 * config.gcc: Remove support for openbsd 2 and 3.
7631 * config/openbsd-oldgas.h: Remove.
7633 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7635 * config.gcc: Remove interix support.
7636 * config/i386/i386-interix.h: Remove.
7637 * config/i386/interix.opt: Remove.
7638 * config/i386/t-interix: Remove.
7639 * configure: Regenerate.
7640 * configure.ac: Remove interix support.
7641 * doc/install.texi: Remove interix documentation.
7643 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
7645 * config/rs6000/rs6000.h: Add conditional preprocessing directives
7646 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
7649 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
7651 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
7652 they are both PLACEHOLDER_EXPRs.
7654 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7656 * stor-layout.c (layout_type): Move setting complex MODE to
7657 layout_type, instead of setting it ahead of time by the caller.
7658 * tree.c (build_complex_type): Likewise.
7660 2016-06-21 Martin Liska <mliska@suse.cz>
7662 * predict.c (force_edge_cold): Replace imposisble with
7665 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
7667 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
7668 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
7670 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
7672 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
7674 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
7675 Ilya Enkovich <ilya.enkovich@intel.com>
7678 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
7679 New member function to convert V1TImode register to SUBREG
7680 TImode in debug insn.
7681 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
7682 after changing register mode to V1TImode.
7684 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
7686 * config/aarch64/aarch64-cores.def (vulcan): New core.
7687 * config/aarch64/aarch64-tune.md: Regenerate.
7688 * doc/invoke.texi: Document vulcan as an available option.
7690 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
7692 * cse.c (canon_asm_operands): New function extracted from...
7693 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
7694 either standalone or member of a PARALLEL.
7696 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
7699 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
7700 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
7701 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
7703 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
7706 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
7707 constant addresses if can_create_pseudo_p.
7709 2016-06-21 Jakub Jelinek <jakub@redhat.com>
7711 PR tree-optimization/71588
7712 * tree-ssa-strlen.c (valid_builtin_call): New function.
7713 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
7716 2016-06-20 Jakub Jelinek <jakub@redhat.com>
7719 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
7720 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
7721 for conversion of scalar user var to complex type and use the
7722 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
7725 PR rtl-optimization/71591
7726 * toplev.c (toplev::run_self_tests): If no_backend, complain and
7727 don't run any tests.
7729 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
7732 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
7733 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
7734 space for PIC with non-v32 and the common non-PIC "jump".
7736 2016-06-20 Jakub Jelinek <jakub@redhat.com>
7739 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
7740 returned values and add UN*/LTGT/*ORDERED cases with values matching
7741 D operand modifier on vcmp for AVX.
7743 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
7745 * config/aarch64/aarch64.opt
7746 (mpc-relative-literal-loads): Rename internal option name.
7747 * config/aarch64/aarch64.c
7748 (aarch64_nopcrelative_literal_loads): Rename to
7749 aarch64_pcrelative_literal_loads.
7750 (aarch64_expand_mov_immediate): Likewise.
7751 (aarch64_secondary_reload): Likewise.
7752 (aarch64_can_use_per_function_literal_pools_p): Likewise.
7753 (aarch64_override_options_after_change_1): Rename and simplify logic.
7754 (aarch64_classify_symbol): Merge large model checks into switch,
7755 remove pc-relative load check.
7757 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
7759 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
7760 costs relative to the cost of a register move.
7762 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
7764 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
7765 (vcvt_n_f64_u64): Likewise.
7766 (vcvt_n_s64_f64): Likewise.
7767 (vcvt_n_u64_f64): Likewise.
7768 (vcvt_f64_s64): Likewise.
7769 (vrecpe_f64): Likewise.
7770 (vcvt_f64_u64): Likewise.
7771 (vrecps_f64): Likewise.
7773 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
7775 * config/aarch64/aarch64.md
7776 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
7778 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
7780 * config/aarch64/aarch64-builtins.c
7781 (aarch64_types_binop_uss_qualifiers): Delete.
7782 (TYPES_BINOP_USS): Likewise.
7783 (aarch64_types_binop_sus_qualifiers): Likewise.
7784 (TYPES_BINOP_SUS): Likewise.
7785 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
7786 (TYPES_FCVTIMM_SUS): Likewise.
7787 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
7789 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
7790 (fcvtzs): Use SHIFTIMM rather than BINOP.
7791 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
7793 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
7795 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
7796 costs relative to the cost of a register move.
7798 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
7800 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
7801 Allow scalar/single vector modes to be tieable.
7803 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
7805 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
7807 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7809 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
7811 * tree.h (TYPE_ALIGN): Likewise.
7813 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
7816 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
7818 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
7820 * config/avr/avr.c (avr_print_operand): Fix "format not a string
7821 literal" build warnings.
7822 (avr_print_operand_address): Dito.
7824 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
7827 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
7828 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
7830 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
7832 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
7834 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
7837 * reload1.c (reload): Pass 0 to finish_spills when called because
7838 update_eliminables_and_spill returns true and remove did_spill.
7839 (finish_spills): Adjust comment and document GLOBAL parameter.
7841 2016-06-17 DJ Delorie <dj@redhat.com>
7844 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
7845 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
7846 (umulqihi3_virt): Likewise.
7847 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
7848 (umulqihi3_real): Likewise.
7850 2016-06-17 Martin Liska <mliska@suse.cz>
7852 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
7854 2016-06-17 Martin Liska <mliska@suse.cz>
7856 * predict.def: PRED_LOOP_EXIT from 92 to 85.
7858 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
7860 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
7862 (vaddq_f32): Likewise.
7863 (vmul_f32): Likewise.
7864 (vmulq_f32): Likewise.
7865 (vsub_f32): Likewise.
7866 (vsubq_f32): Likewise.
7868 2016-06-17 Bin Cheng <bin.cheng@arm.com>
7870 PR tree-optimization/71347
7871 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
7872 cost for all uses in group.
7874 2016-06-17 Bin Cheng <bin.cheng@arm.com>
7876 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
7877 insert gimple seq if it's not empty.
7879 2016-06-17 Bin Cheng <bin.cheng@arm.com>
7881 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
7883 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
7885 (comp_dr_with_seg_len_pair): Ditto.
7886 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
7887 struct dr_with_seg_len_pair against DR_OFFSET.
7888 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
7891 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
7893 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
7895 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
7897 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
7898 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
7899 (pa_output_millicode_call): Likewise.
7900 (pa_output_call): Likewise.
7901 (pa_output_indirect_call): Likewise.
7902 (pa_asm_output_mi_thunk): Likewise.
7904 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7906 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
7908 2016-06-16 Martin Liska <mliska@suse.cz>
7910 * predict.c (combine_predictions_for_insn): When we find a first
7911 match predictor, we should consider just predictors with
7912 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
7913 DS theory predictor.
7914 (combine_predictions_for_bb): Likewise.
7916 2016-06-16 Jakub Jelinek <jakub@redhat.com>
7918 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
7919 with base of reference to struct.
7921 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
7923 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
7925 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7928 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
7929 progmem_swtable_section.
7930 (progmem_swtable_section): Remove.
7931 (avr_asm_function_rodata_section): Remove.
7932 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7933 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
7935 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
7937 * config/i386/driver-i386.c (host_detect_local_cpu): Set
7938 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
7939 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
7940 signature_CENTAUR_ebx.
7941 * config/i386/i386.c (ix86_option_override_internal): Add
7942 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
7943 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
7944 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
7946 2016-06-16 Martin Liska <mliska@suse.cz>
7948 * predict.def: Add fortran loop preheader predictor.
7949 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
7950 fold IFN_BUILTIN_EXPECT with a known constant argument.
7952 2016-06-16 Martin Liska <mliska@suse.cz>
7954 * predict.def: Add 'Fortran' to display text of all
7955 PRED_FORTRAN_* predictors.
7957 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
7960 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
7961 [IA64_BUILTIN_NANSQ]: Ditto.
7962 (ia64_fold_builtin): New function.
7963 (TARGET_FOLD_BUILTIN): New define.
7964 (ia64_init_builtins) Declare const_string_type node.
7965 Add __builtin_nanq and __builtin_nansq builtin functions.
7966 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
7968 2016-06-16 Nick Clifton <nickc@redhat.com>
7970 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
7971 MSP430_HWMULT_ prefix to enum values.
7972 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
7973 * config/msp430/msp430.c: Update use of enum values.
7974 * config/msp430/msp430.md: Likewise.
7975 * config/msp430/msp430.opt: Likewise.
7977 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
7979 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
7980 of comparsions in the last iteration.
7982 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
7983 Joern Rennecke <joern.rennecke@embecosm.com>
7985 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
7987 (arc_needs_pcl_p): Add GOTOFFPC.
7988 (arc_legitimate_pic_addr_p): Likewise.
7989 (arc_output_pic_addr_const): Likewise.
7990 (arc_legitimize_pic_address): Generate a pc-relative address using
7992 (arc_output_libcall): Use @pcl syntax.
7993 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
7994 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
7995 (*movsi_insn): Use @pcl syntax.
7996 (doloop_begin_i): Likewise.
7998 2016-06-16 Martin Liska <mliska@suse.cz>
8000 * predict.def: Define a new predictor.
8002 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
8004 * config/arc/arc.opt (mtp-regno): Update text.
8006 2016-06-16 Renlin Li <renlin.li@arm.com>
8008 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
8010 2016-06-16 Jakub Jelinek <jakub@redhat.com>
8013 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
8014 (setcc + and peephole2): Likewise.
8016 PR rtl-optimization/71532
8017 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
8020 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
8022 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
8023 DImode constants with XXSPLTIB in vector registers.
8024 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
8025 vsx_extract_<mode>_internal{1,2} into a single insn that handles
8026 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
8027 extraction of the element at the top of the register as a scalar
8029 (vsx_extract_<mode>_internal1): Likewise.
8030 (vsx_extract_<mode>_internal2): Likewise.
8031 * config/rs6000/constraints.md (wi constraint): Remove a comment
8032 about DImode not being allowed in Altivec registers.
8033 (wB constraint): New constraint for constants that can be
8034 generated in Altivec registers with VSPLTISW/VUPKHSW.
8035 * config/rs6000/predicates.md (xxspltib_constant_split): Update
8037 (xxspltib_constant_nosplit): Likewise.
8038 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
8039 support for -mupper-regs-di to enable DImode to go into Altivec
8041 (POWERPC_MASKS): Likewise.
8042 (power7 cpu): Likewise.
8043 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
8044 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
8045 for DImode being allowed in Altivec registers. Update wi/wj
8046 constraints. Set scalar_in_vmx_p flag.
8047 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
8048 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
8049 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
8050 (rs6000_opt_masks): Add -mupper-regs-di.
8051 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
8052 direct move to use wi and not wj.
8054 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
8056 (floatunssi<mode>2_lfiwzx_mem): Likewise.
8057 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
8058 any VSX register, instead of just Altivec registers, to allow
8059 either operand to be an Altivec register or both.
8060 (fixuns_trunc<mode>di2_fctiduz): Likewise.
8061 (movdi_internal32): Add support for -mupper-regs-di. Add support
8062 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
8063 the alternatives and attributes to be lined up to be easier to
8065 (movdi_internal64): Likewise.
8066 (64-bit DImode splitters): Change predicates to only split loading
8067 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
8068 load constants in ISA 3.0 or ISA 2.07 respectively.
8069 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
8070 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
8071 mention -mcpu=power9 sets these options.
8072 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
8075 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
8078 * config/avr/avr.c (avr_set_current_function): Warn misspelled
8079 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
8080 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
8081 by default to warn misspelled interrupt/ signal handler.
8082 * doc/invoke.texi (AVR Options): Document it. Update description
8083 for -nodevicelib option.
8085 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8087 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
8088 up parentheses. Use GET_MODE_UNIT_BITSIZE.
8089 (aarch64_<sur>shll2_n<mode>): Likewise.
8091 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
8094 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
8095 DECL_CONTEXT for copied arguments.
8097 2016-06-15 Alan Hayward <alan.hayward@arm.com>
8099 PR tree-optimization/71483
8100 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
8103 2016-06-15 Martin Liska <mliska@suse.cz>
8105 * predict.c (tree_predict_by_opcode): Call predict_edge_def
8106 instead of predict_edge w/o a probability.
8108 2016-06-15 Alan Hayward <alan.hayward@arm.com>
8110 PR tree-optimization/71439
8111 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
8114 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8116 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
8117 register subregs in SET_SRC.
8119 2016-06-15 Richard Biener <rguenther@suse.de>
8121 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
8124 2016-06-15 Richard Biener <rguenther@suse.de>
8126 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
8127 not consider dependences between accesses that belong to the
8129 (vect_analyze_data_ref_dependences): Do not analyze read-read
8130 or self-dependences.
8132 2016-06-14 David Malcolm <dmalcolm@redhat.com>
8134 * spellcheck-tree.c: Include spellcheck-tree.h rather than
8136 (find_closest_identifier): Reimplement in terms of
8137 best_match<tree,tree>.
8138 * spellcheck-tree.h: New file.
8139 * spellcheck.c (struct edit_distance_traits<const char *>): New
8141 (find_closest_string): Reimplement in terms of
8142 best_match<const char *, const char *>.
8143 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
8144 overload to spellcheck-tree.h.
8145 (find_closest_identifier): Likewise.
8146 (struct edit_distance_traits<T>): New template.
8147 (class best_match): New class.
8149 2016-06-14 David Malcolm <dmalcolm@redhat.com>
8151 * selftest-run-tests.c (selftest::run_tests): Call
8152 selftest::spellcheck_tree_c_tests.
8153 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
8154 * spellcheck-tree.c: Include selftest.h and stringpool.h.
8155 (selftest::test_find_closest_identifier): New function.
8156 (selftest::spellcheck_tree_c_tests): New function.
8157 * spellcheck.c (selftest::test_find_closest_string): Verify that
8158 the order of the vec does not affect the results for this case.
8159 (selftest::test_data): New array.
8160 (selftest::test_metric_conditions): New function.
8161 (selftest::spellcheck_c_tests): Add a test of case-comparison.
8162 Call selftest::test_metric_conditions.
8164 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8166 * config/rs6000/rs6000-builtin.def (commentary): Typo.
8167 (BU_P9_MISC_1): Likewise.
8168 (BU_P9_64BIT_MISC_0): Likewise.
8169 (BU_P9_MISC_0): Likewise.
8171 2016-06-14 David Malcolm <dmalcolm@redhat.com>
8173 * gcc-rich-location.c
8174 (gcc_rich_location::add_fixit_misspelled_id): New method.
8175 * gcc-rich-location.h
8176 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
8178 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
8180 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
8181 FreeBSD 11 and above.
8183 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
8185 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
8187 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8189 * expmed.h: Close parenthesis in "at your option" in copyright
8191 * lower-subreg.h: Likewise.
8193 2016-06-14 Richard Biener <rguenther@suse.de>
8196 * genmatch.c (expr::gen_transform): Use in_type for comparisons
8199 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8201 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
8203 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
8205 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
8207 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
8208 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
8210 2016-06-14 Richard Biener <rguenther@suse.de>
8212 PR tree-optimization/71522
8213 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
8214 copying into float copying.
8216 2016-06-14 Jakub Jelinek <jakub@redhat.com>
8218 PR tree-optimization/71520
8219 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
8220 (replace_block_by): Move user labels from bb1 to bb2.
8222 2016-06-14 Richard Biener <rguenther@suse.de>
8226 * expr.h (get_bit_range): Declare.
8227 * expr.c (get_bit_range): Export.
8228 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
8229 word_mode again to constrain the bitfield access.
8231 2016-06-14 Richard Biener <rguenther@suse.de>
8233 PR tree-optimization/71521
8234 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
8235 division int_const_binop against zero divisor.
8237 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
8239 * config/i386/i386.md (signbittf2): New expander.
8240 * config/i386/sse.md (ptesttf2): New insn pattern.
8242 2016-06-13 David Malcolm <dmalcolm@redhat.com>
8245 * input.c (selftest::test_reading_source_line): Avoid reading from
8246 __FILE__ by creating a tempfile with known content and reading
8249 2016-06-13 David Malcolm <dmalcolm@redhat.com>
8251 * pretty-print.c (assert_pp_format_colored): Skip the test if
8253 (test_pp_format): Remove comment about GCC_COLORS.
8255 2016-06-13 David Malcolm <dmalcolm@redhat.com>
8257 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
8258 * pretty-print.c (assert_pp_format_va): Add location param and use
8259 it with ASSERT_STREQ_AT.
8260 (assert_pp_format): Add location param and pass it to
8261 assert_pp_format_va.
8262 (assert_pp_format_colored): Likewise.
8263 (ASSERT_PP_FORMAT_1): New.
8264 (ASSERT_PP_FORMAT_2): New.
8265 (ASSERT_PP_FORMAT_3): New.
8266 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
8267 explicitly, or implicitly via the above macros.
8268 * selftest.c (selftest::pass): Use a selftest::location rather
8270 (selftest::fail): Likewise. Print the function name.
8271 (selftest::fail_formatted): Likewise.
8272 (selftest::assert_streq): Use a selftest::location rather than
8274 * selftest.h (selftest::location): New struct.
8275 (SELFTEST_LOCATION): New macro.
8276 (selftest::pass): Accept a const location & rather than file
8278 (selftest::fail): Likewise.
8279 (selftest::fail_formatted): Likewise.
8280 (selftest::assert_streq): Likewise.
8281 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
8282 (ASSERT_FALSE): Likewise.
8283 (ASSERT_EQ): Likewise.
8284 (ASSERT_NE): Likewise.
8285 (ASSERT_STREQ): Likewise.
8286 (ASSERT_PRED1): Likewise.
8287 (ASSERT_STREQ_AT): New macro.
8289 2016-06-13 David Malcolm <dmalcolm@redhat.com>
8291 * selftest.c (selftest::fail_formatted): New function.
8292 (selftest::assert_streq): New function.
8293 * selftest.h (selftests::fail_formatted): New decl.
8294 (selftest::assert_streq): New decl.
8295 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
8297 2016-06-13 Jeff Law <law@redhat.com>
8299 PR tree-optimization/71403
8300 * tree-ssa-threadbackward.c
8301 (convert_and_register_jump_thread_path): No longer accept reference
8302 to path. Do not pop items off the path anymore.
8303 (fsm_find_control_statement_thread_paths): Do not allow threading
8304 to a deeper loop nest. Pop the last item off the path here rather
8305 than in convert_and_register_jump_thread_path.
8307 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
8308 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
8310 [AArch64] Emit division using the Newton series
8312 * config/aarch64/aarch64-protos.h
8313 (cpu_approx_modes): Add new member "division".
8314 (aarch64_emit_approx_div): Declare new function.
8315 * config/aarch64/aarch64.c
8316 (generic_approx_modes): New member "division".
8317 (exynosm1_approx_modes): Likewise.
8318 (xgene1_approx_modes): Likewise.
8319 (aarch64_emit_approx_div): Define new function.
8320 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
8321 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
8322 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
8323 * doc/invoke.texi (-mlow-precision-div): Describe new option.
8325 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
8326 Wilco Dijkstra <wilco.dijkstra@arm.com>
8328 [AArch64] Emit square root using the Newton series
8330 * config/aarch64/aarch64-protos.h
8331 (aarch64_emit_approx_rsqrt): Replace with new function
8332 "aarch64_emit_approx_sqrt".
8333 (cpu_approx_modes): New member "sqrt".
8334 * config/aarch64/aarch64.c
8335 (generic_approx_modes): New member "sqrt".
8336 (exynosm1_approx_modes): Likewise.
8337 (xgene1_approx_modes): Likewise.
8338 (aarch64_emit_approx_rsqrt): Replace with new function
8339 "aarch64_emit_approx_sqrt".
8340 (aarch64_override_options_after_change_1): Handle new option.
8341 * config/aarch64/aarch64-simd.md
8342 (rsqrt<mode>2): Use new function instead.
8343 (sqrt<mode>2): New expansion and insn definitions.
8344 * config/aarch64/aarch64.md: Likewise.
8345 * config/aarch64/aarch64.opt
8346 (mlow-precision-sqrt): Add new option description.
8347 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
8349 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
8351 [AArch64] Add more choices for the reciprocal square root approximation
8353 Allow a target to prefer such operation depending on the operation mode.
8355 * config/aarch64/aarch64-protos.h
8356 (AARCH64_APPROX_MODE): New macro.
8357 (AARCH64_APPROX_{NONE,ALL}): Likewise.
8358 (cpu_approx_modes): New structure.
8359 (tune_params): New member "approx_modes".
8360 * config/aarch64/aarch64-tuning-flags.def
8361 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
8362 * config/aarch64/aarch64.c
8363 (generic_approx_modes): New core "cpu_approx_modes" structure.
8364 (exynosm1_approx_modes): Likewise.
8365 (xgene1_approx_modes): Likewise.
8366 (generic_tunings): New member "approx_modes".
8367 (cortexa35_tunings): Likewise.
8368 (cortexa53_tunings): Likewise.
8369 (cortexa57_tunings): Likewise.
8370 (cortexa72_tunings): Likewise.
8371 (exynosm1_tunings): Likewise.
8372 (thunderx_tunings): Likewise.
8373 (xgene1_tunings): Likewise.
8374 (use_rsqrt_p): New argument for the mode and use new member from
8376 (aarch64_builtin_reciprocal): Devise mode from builtin.
8377 (aarch64_optab_supported_p): New argument for the mode.
8378 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
8380 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
8382 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
8383 RS6000_BTM_MODULO flag into the set of flags that are considered
8384 to be part of the common configuration.
8386 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
8388 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
8389 difference unsigned.
8390 (vec_absdb): New macro for vector absolute difference unsigned
8392 (vec_absdh): New macro for vector absolute difference unsigned
8394 (vec_absdw): New macro for vector absolute difference unsigned word.
8395 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
8396 (vadu<mode>3): New insn.
8397 (*p9_vadu<mode>3): New insn.
8398 * config/rs6000/rs6000-builtin.def (vadub): New built-in
8400 (vaduh): New built-in definition.
8401 (vaduw): New built-in definition.
8402 (vadu): New overloaded built-in definition.
8403 (vadub): New overloaded built-in definition.
8404 (vaduh): New overloaded built-in definition.
8405 (vaduw): New overloaded built-in definition.
8406 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8407 overloaded vector absolute difference unsigned functions.
8408 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8409 the ISA 3.0 vector absolute difference unsigned built-in functions.
8411 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
8413 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
8414 update shared_lookup_references only once after changing operands.
8416 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
8419 * tree-nested.c (convert_nonlocal_omp_clauses)
8420 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
8422 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
8423 * tree.def (CASE_LABEL_EXPR): Likewise.
8425 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
8428 * input.c (test_builtins): Fix an assertion.
8430 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
8432 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
8435 (isinf<mode>2): Ditto.
8437 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
8439 * ggc-tests.c (test_finalization): Only test need_finalization_p
8440 for GCC_VERSION >= 4003.
8442 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8444 * config/s390/vecintrin.h: Fix file description in comment.
8446 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8448 * config/s390/s390-builtin-types.def: Change builtin type naming
8449 scheme to match builtin-types.def.
8451 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
8453 * fold-const.c (optimize_minmax_comparison): Remove.
8454 (fold_comparison): Remove call to the above.
8455 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
8456 New transformations.
8458 2016-06-13 Alan Hayward <alan.hayward@arm.com>
8460 PR tree-optimization/71416
8461 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
8464 2016-06-13 Martin Liska <mliska@suse.cz>
8466 * predict.c (enum predictor_reason): Prefix enum with REASON_.
8467 (combine_predictions_for_insn): Likewise.
8468 (prune_predictions_for_bb): Likewise.
8469 (combine_predictions_for_bb): Likewise.
8471 2016-06-13 Richard Biener <rguenther@suse.de>
8473 PR tree-optimization/71505
8474 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
8475 assert match comment.
8477 2016-06-13 Marek Polacek <polacek@redhat.com>
8480 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
8481 gimplify_switch_expr.
8482 (warn_switch_unreachable_r): New function.
8484 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8487 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
8490 2016-06-13 Richard Biener <rguenther@suse.de>
8493 * fold-const.c (fold_unary_loc): Preserve alignment when
8494 folding a VIEW_CONVERT_EXPR into a MEM_REF.
8496 2016-06-13 Martin Liska <mliska@suse.cz>
8499 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
8500 w/ -fsanitize=bounds.
8502 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
8504 * config/i386/i386.c (ix86_init_builtins): Calculate
8505 FLOAT128_FTYPE_CONST_STRING function type only once.
8506 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
8507 built-in functions are available for x86-32 and x86-64 targets.
8509 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
8512 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
8514 (FLOAT128_FTYPE_CONST_STRING): New function type.
8515 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
8516 [IX86_BUILTIN_NANSQ]: Ditto.
8517 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
8518 (ix86_init_builtin_types): Declare const_string_type_node.
8519 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
8521 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
8522 * doc/extend.texi (x86 Built-in Functions): Document
8523 __builtin_nanq and __builtin_nansq.
8525 2016-06-11 Jiong Wang <jiong.wang@arm.com>
8528 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
8529 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
8530 length for pop patterns.
8531 (arm_attr_length_push_multi): Update comments.
8532 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
8534 (*pop_multiple_with_writeback_and_return): Likewise.
8535 (*pop_multiple_with_return): Likewise.
8537 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
8540 * fold-const.c (optimize_bit_field_compare): Don't try to use
8541 word_mode unconditionally for reading the bit field, look at
8542 DECL_BIT_FIELD_REPRESENTATIVE instead.
8544 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
8547 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
8548 vector integer type.
8550 2016-06-10 Jakub Jelinek <jakub@redhat.com>
8553 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
8554 without LABEL_DECL, set *handled_ops_p to false instead of true.
8556 2016-06-10 Martin Sebor <msebor@redhat.com>
8559 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
8560 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
8561 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
8563 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
8564 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
8565 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
8566 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
8567 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
8568 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
8569 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
8570 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
8572 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
8574 * config/arm/arm.h (pool_vector_label,
8575 return_used_this_function): Remove.
8577 2016-06-10 Jeff Law <law@redhat.com>
8579 PR tree-optimization/71335
8580 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
8581 zero length paths here.
8582 (convert_and_register_jump_thread_path): Remove hacks related to
8583 duplicated blocks in the jump thread path.
8584 (fsm_find_control_statement_thread_paths): Avoid putting the same
8585 block on the thread path twice, but ensure the thread path is
8586 unchanged from the caller's point of view.
8588 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
8590 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
8591 * predict.def (PRED_LOOP_BRANCH): Remove.
8593 2016-06-10 David Malcolm <dmalcolm@redhat.com>
8595 * Makefile.in (OBJS): Add ggc-tests.o.
8596 (GTFILES): Add ggc-tests.c.
8597 * ggc-tests.c: New file.
8598 * selftest-run-tests.c (selftest::run_tests): Call
8599 selftest::ggc_tests_c_tests.
8600 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
8602 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
8604 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
8606 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
8609 * varasm.c (place_block_symbol): Adjust alignment for asan protected
8610 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
8612 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
8614 * profile.c: Include cfgloop.h.
8615 (branch_prob): Compute estimated number of iterations.
8616 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
8617 recompute estimate number of iterations from profile.
8619 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
8622 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
8623 must be grouped on top of stack. Don't force early clobber
8624 on ordinary reg outputs.
8626 2016-06-10 Richard Biener <rguenther@suse.de>
8628 * targhooks.c (default_builtin_vectorization_cost): Adjust
8631 2016-06-10 Richard Biener <rguenther@suse.de>
8633 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
8634 to fold the RHS to a constant if possible.
8636 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
8639 * tree-nested.c (convert_nonlocal_omp_clauses)
8640 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
8641 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
8642 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
8644 * gimplify.c (gimplify_adjust_omp_clauses): Discard
8646 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
8648 * omp-low.c (scan_sharing_clauses): Don't expect
8651 2016-06-10 Alan Hayward <alan.hayward@arm.com>
8653 PR tree-optimization/71407
8654 PR tree-optimization/71416
8655 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
8658 2016-06-10 Richard Biener <rguenther@suse.de>
8661 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
8663 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
8665 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
8667 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
8668 Jiong Wang <jiong.wang@arm.com>
8670 PR rtl-optimization/70751
8671 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
8672 spilled into memory.
8674 2016-06-09 Jonathan Yong <10walls@gmail.com>
8677 2015-09-21 Jonathan Yong <10walls@gmail.com>
8679 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
8680 sysroot/usr/lib/32api for additional win32 libraries,
8681 fixes failing Cygwin bootstrapping.
8683 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
8685 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
8688 2016-06-09 David Malcolm <dmalcolm@redhat.com>
8691 * pretty-print.c (pp_indent): Specify that %p is printed in a
8692 host-dependent manner.
8693 (test_pp_format): Remove the test for %p.
8695 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
8697 * config/mips/mips.c (mips_output_jump): Fix formatting.
8699 2016-06-09 Richard Biener <rguenther@suse.de>
8701 PR tree-optimization/71462
8702 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
8705 2016-06-09 Martin Liska <mliska@suse.cz>
8707 * predict.c (dump_prediction): Add new argument.
8708 (enum predictor_reason): New enum.
8709 (struct predictor_hash): New struct.
8710 (predictor_hash::hash): New function.
8711 (predictor_hash::equal): Likewise.
8712 (not_removed_prediction_p): New function.
8713 (prune_predictions_for_bb): Likewise.
8714 (combine_predictions_for_bb): Prune predictions.
8716 2016-06-09 Martin Liska <mliska@suse.cz>
8718 * predict.c (filter_predictions): New function.
8719 (remove_predictions_associated_with_edge): Use the filter
8721 (equal_edge_p): New function.
8723 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
8725 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
8726 Correct usage of @samp vs @option, add @samp where appropriate.
8727 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
8728 Add armv6s-m and document it, as it is no official ARM name.
8730 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8732 * ifcvt.c (struct noce_if_info): Add transform_name field.
8733 (noce_try_move): Set if_info->transform_name to the function name.
8734 (noce_try_ifelse_collapse): Likewise.
8735 (noce_try_store_flag): Likewise.
8736 (noce_try_inverse_constants): Likewise.
8737 (noce_try_store_flag_constants): Likewise.
8738 (noce_try_addcc): Likewise.
8739 (noce_try_store_flag_mask): Likewise.
8740 (noce_try_cmove): Likewise.
8741 (noce_try_cmove_arith): Likewise.
8742 (noce_try_minmax): Likewise.
8743 (noce_try_abs): Likewise.
8744 (noce_try_sign_mask): Likewise.
8745 (noce_try_bitop): Likewise.
8746 (noce_convert_multiple_sets): Likewise.
8747 (noce_process_if_block): Print if_info->transform_name to
8748 dump_file if transformation succeeded.
8750 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8752 * config/arm/cortex-a57.md (cortex_a57_alu):
8755 2016-06-08 Martin Sebor <msebor@redhat.com>
8756 Jakub Jelinek <jakub@redhat.com>
8760 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
8761 BUILT_IN_MUL_OVERFLOW_P): New builtins.
8762 * builtins.c: Include gimple-fold.h.
8763 (fold_builtin_arith_overflow): Handle
8764 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
8765 (fold_builtin_3): Likewise.
8766 * doc/extend.texi (Integer Overflow Builtins): Document
8767 __builtin_{add,sub,mul}_overflow_p.
8769 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
8771 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
8772 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
8774 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
8776 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
8777 Rewrite, looking one level down for records and arrays.
8779 2016-06-08 David Malcolm <dmalcolm@redhat.com>
8781 * pretty-print.c: Include "selftest.h".
8782 (pp_format): Fix comment.
8783 (identifier_to_locale): Likewise.
8784 (selftest::test_basic_printing): New function.
8785 (selftest::assert_pp_format): New function.
8786 (selftest::test_pp_format): New function.
8787 (selftest::pretty_print_c_tests): New function.
8788 * selftest-run-tests.c (selftest::run_tests): Call
8789 selftest::pretty_print_c_tests.
8790 * selftest.h (pretty_print_c_tests): New declaration.
8792 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
8794 * invoke.texi (max-loop-headers-insns): Document.
8795 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
8796 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
8797 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
8799 2016-06-08 Richard Biener <rguenther@suse.de>
8801 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
8802 on strided SLP loads and fall back to scalar loads in case
8803 we can't chunk them.
8805 2016-06-08 Richard Biener <rguenther@suse.de>
8807 PR tree-optimization/71452
8808 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
8809 type used for the SSA rewrite has enough precision to cover
8810 the dynamic type of the location.
8812 2016-06-08 Jakub Jelinek <jakub@redhat.com>
8813 Richard Biener <rguenther@suse.de>
8816 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
8817 the same as DECL_P (base0) for indirect_base0. Use equality_code
8818 in one further place.
8820 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
8822 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
8823 to one word if the field is known to overlap other words.
8824 (extract_bit_field_1): Likewise.
8825 (store_split_bit_field): Remove compensating code.
8826 (extract_split_bit_field): Likewise.
8828 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
8832 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
8834 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8836 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
8838 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
8839 (arch64_addpv4sf): Delete.
8840 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
8841 "gen_aarch64_addpv4sf".
8842 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
8844 (vpadds_f32): Likewise.
8845 (vpaddq_f32): Likewise.
8846 (vpaddq_f64): Likewise.
8848 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8850 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
8852 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
8853 to VALLF. Rename to "fabd<mode>3".
8854 "*fabd_scalar<mode>3): Delete.
8855 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
8857 (vabdd_f64): Likewise.
8858 (vabd_f32): Likewise.
8859 (vabd_f64): Likewise.
8860 (vabdq_f32): Likewise.
8861 (vabdq_f64): Likewise.
8863 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8865 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
8867 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
8868 "aarch64_rsqrts<mode>".
8869 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
8870 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
8872 (vrsqrtsd_f64): Likewise.
8873 (vrsqrts_f32): Likewise.
8874 (vrsqrts_f64): Likewise.
8875 (vrsqrtsq_f32): Likewise.
8876 (vrsqrtsq_f64): Likewise.
8878 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8880 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
8882 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
8883 "aarch64_rsqrte<mode>".
8884 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
8885 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
8887 (vrsqrted_f64): Likewise.
8888 (vrsqrte_f32): Likewise.
8889 (vrsqrte_f64): Likewise.
8890 (vrsqrteq_f32): Likewise.
8891 (vrsqrteq_f64): Likewise.
8893 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8895 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
8899 * config/aarch64/aarch64-simd.md
8900 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
8901 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
8902 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
8904 (vcvt_n_f32_u32): Likewise.
8905 (vcvt_n_s32_f32): Likewise.
8906 (vcvt_n_u32_f32): Likewise.
8907 (vcvtq_n_f32_s32): Likewise.
8908 (vcvtq_n_f32_u32): Likewise.
8909 (vcvtq_n_f64_s64): Likewise.
8910 (vcvtq_n_f64_u64): Likewise.
8911 (vcvtq_n_s32_f32): Likewise.
8912 (vcvtq_n_s64_f64): Likewise.
8913 (vcvtq_n_u32_f32): Likewise.
8914 (vcvtq_n_u64_f64): Likewise.
8915 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
8916 (VSDQ_SDI): Likewise.
8917 (fcvt_target): Support V4DI, V4SI and V2SI.
8918 (FCVT_TARGET): Likewise.
8920 2016-06-08 Jiong Wang <jiong.wang@arm.com>
8922 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
8923 (TYPES_BINOP_SUS): Likewise.
8924 (aarch64_simd_builtin_data): Update include file name.
8925 (aarch64_builtins): Likewise.
8926 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
8927 for conversion between scalar float-point and fixed-point.
8931 * config/aarch64/aarch64.md
8932 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
8933 pattern for conversion between scalar float to fixed-pointer.
8934 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
8935 (UNSPEC_FCVTZS): New UNSPEC enumeration.
8936 (UNSPEC_FCVTZU): Likewise.
8937 (UNSPEC_SCVTF): Likewise.
8938 (UNSPEC_UCVTF): Likewise.
8939 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
8941 (vcvtd_n_f64_u64): Likewise.
8942 (vcvtd_n_s64_f64): Likewise.
8943 (vcvtd_n_u64_f64): Likewise.
8944 (vcvtd_n_f32_s32): Likewise.
8945 (vcvts_n_f32_u32): Likewise.
8946 (vcvtd_n_s32_f32): Likewise.
8947 (vcvts_n_u32_f32): Likewise.
8948 * config/aarch64/iterators.md (fcvt_target): Support integer to float
8950 (FCVT_TARGET): Likewise.
8951 (FCVT_FIXED2F): New iterator.
8952 (FCVT_F2FIXED): Likewise.
8953 (fcvt_fixed_insn): New define_int_attr.
8955 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
8957 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
8958 some statements was removed.
8960 2016-06-08 Alan Hayward <alan.hayward@arm.com>
8962 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
8963 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
8964 (vect_can_advance_ivs_p): likewise.
8965 (vect_update_ivs_after_vectorizer): likewise.
8966 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
8967 (vect_analyze_scalar_cycles_1): likewise.
8968 (vect_analyze_loop_operations): likewise.
8969 (report_vect_op): likewise.
8970 (vect_is_slp_reduction): likewise.
8971 (vect_is_simple_reduction): likewise.
8972 (get_initial_def_for_induction): likewise.
8973 (vect_transform_loop): likewise.
8974 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
8975 (vect_recog_sad_pattern): likewise.
8976 (vect_recog_widen_sum_pattern): likewise.
8977 (vect_recog_widening_pattern): likewise.
8978 (vect_recog_divmod_pattern): likewise.
8979 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
8980 (vect_analyze_slp_instance): likewise.
8981 (vect_transform_slp_perm_load): likewise.
8982 (vect_schedule_slp_instance): likewise.
8984 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
8986 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
8987 (return_prediction): PRED_CONST_RETURN predict return as not taken.
8988 * predict.def (PRED_CONTINUE): Change hitrate 50->67
8989 (PRED_LOOP_BRANCH): Document predictor as broken.
8990 (PRED_LOOP_EXIT): Change hitrate 91->92.
8991 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
8992 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
8993 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
8994 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
8995 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
8996 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
8997 (PRED_CALL): Chane hitrate 71->67.
8998 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
8999 (PRED_GOTO): Document as unused right now.
9000 (PRED_CONST_RETURN): Change hitrate 67->69
9001 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
9002 (PRED_NULL_RETURN): Change hitrate 91->90.
9003 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
9004 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
9005 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
9007 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
9009 * config/rs6000/altivec.h: Add __builtin_vec_mul.
9010 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
9011 special case Altivec builtin.
9012 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9013 VSX_BUILTIN_VEC_MUL (replaced with special case code).
9014 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9015 code for ALTIVEC_BUILTIN_VEC_MUL.
9016 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9017 for __builtin_vec_mul.
9019 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
9021 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
9024 2016-06-07 David Malcolm <dmalcolm@redhat.com>
9026 * spellcheck.c (selftest::test_find_closest_string): New function.
9027 (spellcheck_c_tests): Call the above.
9029 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9031 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
9033 2016-06-07 Jakub Jelinek <jakub@redhat.com>
9035 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
9036 Yv=Yv,C alternatives.
9038 2016-06-07 Richard Biener <rguenther@suse.de>
9041 * common.opt (ffast-math): Make Optimization.
9043 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
9044 Prachi Godbole <prachi.godbole@imgtec.com>
9046 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
9047 `fabs' and `fneg' type attributes.
9048 (p5600_fpu_fabs): Add `fmove' to the comment.
9050 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
9052 * gimple.c: Include builtins.h
9053 (gimple_inexpensive_call_p): New function.
9054 * gimple.h (gimple_inexpensive_call_p): Declare.
9055 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
9056 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
9059 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
9061 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
9062 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
9063 warning_at_rich_loc, warning_n, pedwarn, permerror,
9064 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
9065 sorry, fatal_error, internal_error, internal_error_no_backtrace):
9068 2016-06-07 Richard Biener <rguenther@suse.de>
9070 PR tree-optimization/71428
9071 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
9072 BIT_FIELD_REF op vs. load.
9074 2016-06-07 Richard Biener <rguenther@suse.de>
9077 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
9080 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
9082 * config/pa/pa.md (call): Generate indirect long calls to non-local
9083 functions on TARGET_64BIT.
9084 (call_value): Likewise.
9086 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
9088 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
9089 pattern and subsequent splitters.
9090 (call_val_reg_64bit_post_reload): Likewise.
9092 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
9095 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
9096 propagate_op_to_single_use.
9098 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
9101 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
9103 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
9105 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
9106 (enum x86_dirflag_state): New enum.
9107 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
9108 (machine_function): Remove needs_cld.
9109 (ix86_current_function_needs_cld): Remove.
9110 * config/i386/i386.c (ix86_set_func_type): Set
9111 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
9112 (ix86_expand_prologue): Do not emit CLD here.
9113 (ix86_dirflag_mode_needed): New function.
9114 (ix86_dirflag_mode_entry): Ditto.
9115 (ix86_mode_needed): Handle X86_DIRFLAG entity.
9116 (ix86_mode_after): Ditto.
9117 (ix86_mode_entry): Ditto.
9118 (ix86_mode_exit): Ditto.
9119 (ix86_emit_mode_set): Ditto.
9120 * config/i386/i386.md (strmov_singleop): Set
9121 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
9122 Do not set ix86_current_function_needs_cld.
9124 (strset_singleop): Ditto.
9126 (cmpstrnqi_nz_1): Ditto.
9127 (cmpstrnqi_1): Ditto.
9128 (strlenqi_1): Ditto.
9130 2016-06-06 Jakub Jelinek <jakub@redhat.com>
9132 PR tree-optimization/71259
9133 * tree-vect-slp.c (vect_get_constant_vectors): For
9134 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
9135 one for constant op, and use COND_EXPR for non-constant.
9137 2016-06-06 David Malcolm <dmalcolm@redhat.com>
9139 * Makefile.in (OBJS): Add function-tests.o,
9140 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
9141 selftest-run-tests.o.
9142 (OBJS-libcommon): Add selftest.o.
9143 (OBJS-libcommon-target): Add selftest.o.
9144 (all.internal): Add "selftest".
9145 (all.cross): Likewise.
9146 (selftest): New phony target.
9147 (s-selftest): New target.
9148 (selftest-gdb): New phony target.
9149 (COLLECT2_OBJS): Add selftest.o.
9150 * bitmap.c: Include "selftest.h".
9151 (selftest::test_gc_alloc): New function.
9152 (selftest::test_set_range): New function.
9153 (selftest::test_clear_bit_in_middle): New function.
9154 (selftest::test_copying): New function.
9155 (selftest::test_bitmap_single_bit_set_p): New function.
9156 (selftest::bitmap_c_tests): New function.
9157 * common.opt (fself-test): New.
9158 * diagnostic-show-locus.c: Include "selftest.h".
9159 (make_range): New function.
9160 (test_range_contains_point_for_single_point): New function.
9161 (test_range_contains_point_for_single_line): New function.
9162 (test_range_contains_point_for_multiple_lines): New function.
9163 (assert_eq): New function.
9164 (test_get_line_width_without_trailing_whitespace): New function.
9165 (selftest::diagnostic_show_locus_c_tests): New function.
9166 * et-forest.c: Include "selftest.h".
9167 (selftest::test_single_node): New function.
9168 (selftest::test_simple_tree): New function.
9169 (selftest::test_disconnected_nodes): New function.
9170 (selftest::et_forest_c_tests): New function.
9171 * fold-const.c: Include "selftest.h".
9172 (selftest::assert_binop_folds_to_const): New function.
9173 (selftest::assert_binop_folds_to_nonlvalue): New function.
9174 (selftest::test_arithmetic_folding): New function.
9175 (selftest::fold_const_c_tests): New function.
9176 * function-tests.c: New file.
9177 * gimple.c: Include "selftest.h".
9178 Include "gimple-pretty-print.h".
9179 (selftest::verify_gimple_pp): New function.
9180 (selftest::test_assign_single): New function.
9181 (selftest::test_assign_binop): New function.
9182 (selftest::test_nop_stmt): New function.
9183 (selftest::test_return_stmt): New function.
9184 (selftest::test_return_without_value): New function.
9185 (selftest::gimple_c_tests): New function.
9186 * hash-map-tests.c: New file.
9187 * hash-set-tests.c: New file.
9188 * input.c: Include "selftest.h".
9189 (selftest::assert_loceq): New function.
9190 (selftest::test_accessing_ordinary_linemaps): New function.
9191 (selftest::test_unknown_location): New function.
9192 (selftest::test_builtins): New function.
9193 (selftest::test_reading_source_line): New function.
9194 (selftest::input_c_tests): New function.
9195 * rtl-tests.c: New file.
9196 * selftest-run-tests.c: New file.
9197 * selftest.c: New file.
9198 * selftest.h: New file.
9199 * spellcheck.c: Include "selftest.h".
9200 (selftest::levenshtein_distance_unit_test_oneway): New function,
9201 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
9202 (selftest::levenshtein_distance_unit_test): Likewise.
9203 (selftest::spellcheck_c_tests): Likewise.
9204 * toplev.c: Include selftest.h.
9205 (toplev::run_self_tests): New.
9206 (toplev::main): Handle -fself-test.
9207 * toplev.h (toplev::run_self_tests): New.
9208 * tree.c: Include "selftest.h".
9209 (selftest::test_integer_constants): New function.
9210 (selftest::test_identifiers): New function.
9211 (selftest::test_labels): New function.
9212 (selftest::tree_c_tests): New function.
9213 * tree-cfg.c: Include "selftest.h".
9214 (selftest::push_fndecl): New function.
9215 (selftest::test_linear_chain): New function.
9216 (selftest::test_diamond): New function.
9217 (selftest::test_fully_connected): New function.
9218 (selftest::tree_cfg_c_tests): New function.
9219 * vec.c: Include "selftest.h".
9220 (selftest::safe_push_range): New function.
9221 (selftest::test_quick_push): New function.
9222 (selftest::test_safe_push): New function.
9223 (selftest::test_truncate): New function.
9224 (selftest::test_safe_grow_cleared): New function.
9225 (selftest::test_pop): New function.
9226 (selftest::test_safe_insert): New function.
9227 (selftest::test_ordered_remove): New function.
9228 (selftest::test_unordered_remove): New function.
9229 (selftest::test_block_remove): New function.
9230 (selftest::reverse_cmp): New function.
9231 (selftest::test_qsort): New function.
9232 (selftest::vec_c_tests): New function.c.
9233 * wide-int.cc: Include selftest.h and wide-int-print.h.
9234 (selftest::from_int <wide_int>): New function.
9235 (selftest::from_int <offset_int>): New function.
9236 (selftest::from_int <widest_int>): New function.
9237 (selftest::assert_deceq): New function.
9238 (selftest::assert_hexeq): New function.
9239 (selftest::test_printing <VALUE_TYPE>): New function template.
9240 (selftest::test_ops <VALUE_TYPE>): New function template.
9241 (selftest::test_comparisons <VALUE_TYPE>): New function template.
9242 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
9244 (selftest::wide_int_cc_tests): New function.
9246 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9249 * ifcvt.c (noce_try_ifelse_collapse): New function.
9251 (noce_process_if_block): Call noce_try_ifelse_collapse.
9252 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
9253 (simplify_ternary_operation): Use the above to simplify
9254 conditional CLZ/CTZ expressions.
9256 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9259 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
9260 define_insn_and_split.
9262 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9265 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
9267 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
9270 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
9271 Implicitly clobber memory for basic asm with non-empty assembler
9272 string. Use targetm.md_asm_adjust also here.
9273 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
9274 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
9275 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
9276 non-empty assembler string.
9277 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
9278 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
9279 (decode_asm_operands): Handle basic asm in PARALLEL block.
9280 (extract_insn): Handle basic asm in PARALLEL block.
9281 * doc/extend.texi: Mention new behavior of basic asm.
9282 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
9283 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
9284 branch_needs_nop_p): Use asm_noperands.
9286 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
9288 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
9289 Include the M7 SPARC DFA scheduler.
9290 New attribute v3pipe.
9291 Annotate insns with v3pipe where appropriate.
9292 Define cpu_feature vis4.
9293 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
9294 Add (V8QI "8") to vbits.
9295 Add insns {add,sub}v8qi3
9296 Add insns ss{add,sub}v8qi3
9297 Add insns us{add,sub}{v8qi,v4hi}3
9298 Add insns {min,max}{v8qi,v4hi,v2si}3
9299 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
9300 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
9301 * config/sparc/niagara4.md: Add a comment explaining the
9302 discrepancy between the documented latenty numbers and the
9304 * config/sparc/niagara7.md: New file.
9305 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
9306 supports SPARC5 and VIS 4.0 instructions.
9307 * configure: Regenerate.
9308 * config.in: Likewise.
9309 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
9310 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
9311 TARGET_CPU_niagara7.
9312 (ASM_CPU64_DEFAULT_SPEC): Likewise.
9313 (CPP_CPU_SPEC): Handle niagara7.
9314 (ASM_CPU_SPEC): Likewise.
9315 * config/sparc/sparc-opts.h (processor_type): Add
9317 (mvis4): New option.
9318 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
9319 (AS_NIAGARA7_FLAG): Define.
9320 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
9321 (CPP_CPU64_DEFAULT_SPEC): Likewise.
9322 (CPP_CPU_SPEC): Handle niagara7.
9323 (ASM_CPU_SPEC): Likewise.
9324 * config/sparc/sparc.c (niagara7_costs): Define.
9325 (sparc_option_override): Handle niagara7 and adjust cache-related
9326 parameters with better values for niagara cpus. Also support VIS4.
9327 (sparc32_initialize_trampoline): Likewise.
9328 (sparc_use_sched_lookahead): Likewise.
9329 (sparc_issue_rate): Likewise.
9330 (sparc_register_move_cost): Likewise.
9331 (dump_target_flag_bits): Support VIS4.
9332 (sparc_vis_init_builtins): Likewise.
9333 (sparc_builtins): Likewise.
9334 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
9336 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
9338 * config/sparc/sparc.opt (sparc_processor_type): New value
9340 * config/sparc/visintrin.h (__attribute__): Prototypes for the
9342 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
9344 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
9347 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
9349 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
9351 2016-06-06 Richard Biener <rguenther@suse.de>
9353 PR tree-optimization/71398
9354 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
9357 2016-06-05 James Bowman <james.bowman@ftdichip.com>
9359 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
9360 ft32_expand_prolog, ft32_expand_epilogue):
9361 Handle pretend_args.
9362 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
9363 * config/ft32/ft32.md: Add pretend_returner.
9365 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
9368 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9369 Copy op1 RTX to avoid invalid sharing.
9370 (ix86_expand_vector_move_misalign): Ditto.
9372 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
9374 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
9377 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
9379 * predict.c (predicted_by_loop_heuristics_p): New function.
9380 (predict_iv_comparison): Use it.
9381 (predict_loops): Walk from innermost loops; do not predict edges
9382 leaving multiple loops multiple times; implement
9383 PRED_LOOP_ITERATIONS_MAX heuristics.
9384 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
9386 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
9388 * cfg.c (check_bb_profile): Do not report mismatched profiles when
9389 only edges out of BB are EH edges.
9391 2016-06-04 Martin Sebor <msebor@redhat.com>
9392 Marcin Baczyński <marbacz@gmail.com>
9395 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
9396 a void expression in a void function.
9398 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
9400 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
9401 aux; dump reasons of decisions.
9402 (should_duplicate_loop_header_p): Likewise.
9403 (do_while_loop_p): Likewise.
9404 (ch_base::copy_headers): Dump asi num insns duplicated.
9406 2016-06-04 Jakub Jelinek <jakub@redhat.com>
9408 PR tree-optimization/71405
9409 * tree-ssa.c (execute_update_addresses_taken): For clobber with
9410 incompatible type, build a new clobber with the right type instead
9411 of building a VIEW_CONVERT_EXPR around it.
9413 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
9415 PR tree-optimization/52171
9416 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
9417 by_pieces_ninsns instead of move_by_pieces_ninsns.
9419 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
9421 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
9422 for reg+reg addressing mode.
9424 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9426 * rs6000-c.c (c/c-tree.h): Add #include.
9427 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
9428 in C++ when found in the base position of vec_ld or vec_st.
9430 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
9432 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
9433 use of profile unless profile status is PROFILE_READ.
9434 * profile.c (compute_branch_probabilities): Set profile status
9435 only after reporting predictor hitrates.
9437 2016-06-03 Joseph Myers <joseph@codesourcery.com>
9441 * common.opt (ffp-int-builtin-inexact): New option.
9442 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
9443 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
9444 (ceil@var{m}2): Document dependence on this option.
9445 * ipa-inline-transform.c (inline_call): Handle
9446 flag_fp_int_builtin_inexact.
9447 * ipa-inline.c (can_inline_edge_p): Likewise.
9448 * config/i386/i386.md (rintxf2): Do not test
9449 flag_unsafe_math_optimizations.
9450 (rint<mode>2_frndint): New define_insn.
9451 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
9452 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
9453 for 387 instead of extending and truncating.
9454 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
9455 !flag_trapping_math instead of flag_unsafe_math_optimizations.
9456 Change to frndint<mode>2_<rounding>.
9457 (frndintxf2_<rounding>_i387): Likewise. Change to
9458 frndint<mode>2_<rounding>_i387.
9459 (<rounding_insn>xf2): Likewise.
9460 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
9461 !flag_trapping_math instead of flag_unsafe_math_optimizations for
9462 x87. Test TARGET_ROUND || !flag_trapping_math ||
9463 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
9464 SSE. Use ROUND_NO_EXC in constant operand of
9465 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
9466 for 387 instead of extending and truncating.
9468 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
9469 Julia Koval <julia.koval@intel.com>
9481 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
9482 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
9483 all registers, except for function return registers if there are
9484 no caller-saved registers.
9485 (ix86_set_func_type): New function.
9486 (ix86_set_current_function): Call ix86_set_func_type to set
9487 no_caller_saved_registers and func_type. Call reinit_regs if
9488 caller-saved registers are changed. Don't allow MPX, SSE, MMX
9489 nor x87 instructions in interrupt handler nor function with
9490 no_caller_saved_registers attribute.
9491 (ix86_function_ok_for_sibcall): Return false if there are no
9492 caller-saved registers.
9493 (type_natural_mode): Don't warn ABI change for MMX in interrupt
9495 (ix86_function_arg_advance): Skip for callee in interrupt handler.
9496 (ix86_function_arg): Return special arguments in interrupt handler.
9497 (ix86_promote_function_mode): Promote pointer to word_mode only
9498 for normal functions.
9499 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
9501 (ix86_epilogue_uses): New function.
9502 (ix86_hard_regno_scratch_ok): Likewise.
9503 (ix86_save_reg): Preserve all registers in interrupt handler
9504 after reload. Preserve all registers, except for function return
9505 registers, if there are no caller-saved registers after reload.
9506 (find_drap_reg): Always use callee-saved register if there are
9507 no caller-saved registers.
9508 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
9509 for interrupt handler.
9510 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
9511 Emit cld instruction if stringops are used in interrupt handler
9512 or interrupt handler isn't a leaf function.
9513 (ix86_expand_epilogue): Generate interrupt return for interrupt
9514 handler and pop the 'ERROR_CODE' off the stack before interrupt
9515 return in exception handler.
9516 (ix86_expand_call): Disallow calling interrupt handler directly.
9517 If there are no caller-saved registers, mark all registers that
9518 are clobbered by the call which returns as clobbered.
9519 (ix86_handle_no_caller_saved_registers_attribute): New function.
9520 (ix86_handle_interrupt_attribute): Likewise.
9521 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
9523 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
9524 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
9525 accumulation in interrupt function if stack may be realigned to
9527 (EPILOGUE_USES): New.
9528 (function_type): New enum.
9529 (machine_function): Add func_type and no_caller_saved_registers.
9530 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
9531 (interrupt_return): New pattern.
9532 * doc/extend.texi: Document x86 interrupt and
9533 no_caller_saved_registers attributes.
9535 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
9537 PR tree-optimization/52171
9538 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
9539 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
9540 Look for constant strings. Move some code to emit_block_cmp_hints
9542 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
9543 * defaults.h (COMPARE_MAX_PIECES): New macro.
9544 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
9545 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
9546 (clear_by_pieces_1): Don't declare. Move definition before use.
9547 (can_do_by_pieces): New static function.
9548 (can_move_by_pieces): Use it. Return bool.
9549 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
9550 OP. All callers changed. Handle COMPARE_BY_PIECES.
9551 (class pieces_addr); New.
9552 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
9553 pieces_addr::adjust, pieces_addr::increment_address,
9554 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
9556 (class op_by_pieces_d): New.
9557 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
9559 (class move_by_pieces_d, class compare_by_pieces_d,
9560 class store_by_pieces_d): New subclasses of op_by_pieces_d.
9561 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
9562 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
9563 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
9564 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
9565 compare_by_pieces_d::finish_mode): New member functions.
9566 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
9568 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
9569 (emit_block_cmp_hints): New function.
9570 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
9571 use the newly defined classes.
9572 * expr.h (by_pieces_constfn): New typedef.
9573 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
9574 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
9575 (move_by_pieces_ninsns): Don't declare.
9576 (can_move_by_pieces): Change return value to bool.
9577 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
9578 (compare_by_pieces_branch_ratio): New hook.
9579 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
9580 (by_pieces_ninsns): Declare.
9581 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
9583 (default_compare_by_pieces_branch_ratio): New function.
9584 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
9585 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
9586 * doc/tm.texi: Regenerate.
9587 * tree-ssa-strlen.c: Include "builtins.h".
9588 (handle_builtin_memcmp): New static function.
9589 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
9590 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
9592 2016-06-03 Alan Hayward <alan.hayward@arm.com>
9594 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
9595 relevant stmts which are simple and invariant.
9596 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
9597 instead of simple and invariant
9599 2016-06-03 Alan Hayward <alan.hayward@arm.com>
9601 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
9602 (vectorizable_reduction): Check for new relevant state.
9603 (vectorizable_live_operation): vectorize live stmts using
9604 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
9605 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
9606 (vect_stmt_relevant_p): Check for stmts which are only used live.
9607 (process_use): Use of a stmt does not inherit it's live value.
9608 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
9609 (vect_analyze_stmt): Check for new relevant state.
9610 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
9611 outside the loop, but not inside it.
9613 2016-06-03 Alan Hayward <alan.hayward@arm.com>
9615 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
9616 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
9617 (vect_get_vec_def_for_operand): Split out code.
9619 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
9621 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
9623 2016-06-03 Alan Hayward <alan.hayward@arm.com>
9625 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
9627 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9629 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
9631 2016-06-03 Jakub Jelinek <jakub@redhat.com>
9634 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
9635 to noreturn e->callee->decl that has void return type and void
9636 arguments, adjust gimple_call_fntype and remove lhs even if it had
9637 previously addressable type.
9639 2016-06-02 Jeff Law <law@redhat.com>
9641 PR tree-optimization/71328
9642 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
9643 error when checking for a jump back onto the copied path.
9645 2016-06-02 David Malcolm <dmalcolm@redhat.com>
9647 * config/microblaze/microblaze.c (get_branch_target): Add return
9648 NULL_RTX for the non-CALL_P case.
9649 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
9650 (insert_wic): Remove unused local "j".
9652 2016-06-02 Martin Liska <mliska@suse.cz>
9654 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
9656 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
9657 Julia Koval <julia.koval@intel.com>
9659 * function.c (assign_parm_setup_stack): Force source into a
9661 * target.def (function_incoming_arg): Update documentation to
9662 allow arbitrary address computation based on hard register.
9663 * doc/tm.texi: Regenerated.
9665 2016-06-02 Martin Liska <mliska@suse.cz>
9667 * predict.c (combine_predictions_for_bb): Fix first match in
9668 cases where a first predictor contains more than one occurence
9669 in list of predictors. Take the best value in such case.
9671 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9673 PR rtl-optimization/71295
9674 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
9675 offset would go over the size of the inner mode reject it.
9677 2016-06-02 Jakub Jelinek <jakub@redhat.com>
9679 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
9680 x=x,x and v=v,m instead of x=x,m.
9682 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
9683 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
9684 alternative to v=rm,C.
9686 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
9687 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
9688 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
9689 instead of vex for the last two above mentioned alternatives.
9691 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9694 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
9696 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
9698 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
9700 2016-06-01 David Malcolm <dmalcolm@redhat.com>
9702 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
9703 from int to unsigned.
9705 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
9707 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
9708 alternatives, eliminating preferred register class. Add support
9709 for the MTVSRDD instruction in ISA 3.0.
9710 (vsx_splat_v4si_internal): Use splat_input_operand instead of
9711 reg_or_indexed_operand.
9712 (vsx_splat_v4sf_internal): Likewise.
9714 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
9717 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
9718 for loading up all 0's or all 1's.
9720 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
9722 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
9724 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
9726 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
9728 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
9729 * gcc.c (set_source_date_epoch_envvar): New function, sets
9730 the SOURCE_DATE_EPOCH environment variable to the current time.
9732 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
9734 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
9735 the factor for live Phi nodes.
9737 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
9739 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
9740 * tree-parloops.c (parallelize_loops): likewise.
9741 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
9742 tree_unswitch_outer_loop): likewise.
9744 2016-06-01 Jakub Jelinek <jakub@redhat.com>
9747 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
9748 around creation of the temporary.
9750 2016-06-01 Richard Biener <rguenther@suse.de>
9752 PR tree-optimization/71366
9753 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
9754 (unloop_loops): Move removing edges here ...
9755 (try_unroll_loop_completely): ... from here.
9756 (try_peel_loop): ... and here.
9757 (tree_unroll_loops_completely_1): Track parent loops via
9758 bitmap of header BBs.
9759 (tree_unroll_loops_completely): Adjust for that.
9761 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
9763 * config/rs6000/altivec.h (vec_slv): New macro.
9764 (vec_srv): New macro.
9765 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
9766 (UNSPEC_VSRV): New value.
9769 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
9770 (vsrv): New builtin definition.
9771 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
9772 define argument types for new builtin.
9773 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
9775 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
9778 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
9779 Jocelyn Mayer <l_indien@magic.fr>
9782 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
9783 detect processor family for signature_CENTAUR_ebx.
9784 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
9785 signature_CENTAUR_ebx.
9786 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
9787 <default>: Pass x86-64 for has_longmode.
9789 2016-06-01 Nathan Sidwell <nathan@acm.org>
9791 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
9794 2016-06-01 Richard Biener <rguenther@suse.de>
9796 PR tree-optimization/71261
9797 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
9798 of stmts successfully put in the bool pattern. Remove
9799 single-use restriction.
9800 (adjust_bool_pattern_cast): Add cast at the use site via the
9801 pattern def sequence.
9802 (adjust_bool_pattern): Remove recursion, maintain a hash-map
9803 of patterned defs. Use the pattern def seqence instead of
9804 multiple independent patterns.
9805 (sort_after_uid): New qsort compare function.
9806 (adjust_bool_stmts): New function to process stmts in the bool
9807 pattern in IL order.
9808 (vect_recog_bool_pattern): Adjust.
9809 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
9810 (ifcvt_walk_pattern_tree): Likewise.
9811 (stmt_is_root_of_bool_pattern): Likewise.
9812 (ifcvt_repair_bool_pattern): Likewise.
9813 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
9815 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
9817 * loop-unroll.c (decide_unroll_constant_iterations,
9818 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
9819 likely upper bounds.
9820 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
9822 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
9824 * tree-core.h (enum omp_clause_code): Remove
9825 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
9827 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9829 * config/arm/sync.md (arm_store_exclusive<mode>):
9830 Use 'H' output modifier on operands[2] rather than creating a new
9831 entry in out-of-bounds memory of the operands array.
9832 (arm_store_release_exclusivedi): Likewise.
9834 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9836 * config/arm/arm.c (arm_fusion_enabled_p): New function.
9837 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
9838 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
9839 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
9841 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
9843 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
9844 into account live statements for mask producers.
9846 2016-06-01 Richard Biener <rguenther@suse.de>
9848 PR tree-optimization/71311
9849 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
9850 restrict to non-INTEGER_CST @0.
9852 2016-06-01 Richard Biener <rguenther@suse.de>
9854 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
9855 (relational patterns): Use :c to avoid pattern duplications.
9857 2016-06-01 Richard Biener <rguenther@suse.de>
9859 * genmatch.c (comparison_code_p): New predicate.
9860 (swap_tree_comparison): New function.
9861 (commutate): Add for_vec parameter to append new for entries.
9862 Support commutating relational operators by swapping it alongside
9864 (lower_commutative): Adjust.
9865 (dt_simplify::gen): Do not pass artificial operators to gen
9867 (decision_tree::gen): Do not add artificial operators as parameters.
9868 (parser::parse_expr): Verify operator commutativity when :c is
9869 applied. Allow :C to override this.
9870 * match.pd: Adjust patterns to use :C instead of :c where required.
9872 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
9874 PR tree-optimization/71077
9875 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
9876 the combining step, use boolean_false_node and boolean_true_node
9877 as the designated false/true return values.
9879 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
9881 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
9882 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
9883 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
9886 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
9888 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
9889 of flags impliying the register renaming.
9890 * toplev.c (process_options): Do not imply flag_rename_registers with
9893 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
9895 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
9896 default implementation.
9898 2016-05-31 Nathan Sidwell <nathan@acm.org>
9900 * dwarf2out.c (cur_line_info_table): Add GTY marker.
9902 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
9904 * config/sh/constraints.md (b): Remove constraint.
9905 * config/sh/predicates.md (arith_reg_operand): Remove
9907 * config/sh/sh-modes.def (PDI): Remove.
9908 * config/sh/sh.c (sh_target_reg_class,
9909 sh_optimize_target_register_callee_saved): Remove functions.
9910 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
9911 (sh_expand_epilogue): Update comment.
9912 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
9913 sh_secondary_reload): Remove TARGET_REGS related code.
9914 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
9915 TARGET_REGISTER_P): Remove macros.
9916 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
9917 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
9918 TR1_REG, TR2_REG): Remove constants.
9919 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
9921 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
9923 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
9924 define_expand patterns.
9925 (adddi3_compact): Rename to adddi3.
9926 (subdi3_compact): Rename to subdi3.
9927 (*negdi2): Rename to negdi2.
9928 (*abs<mode>2): Rename to abs<mode>2.
9930 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
9932 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
9933 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
9934 (atomic_sub_fetchsi): ... this new pattern.
9935 (mvtc): Add CC_REG clobber.
9937 2016-05-31 Marek Polacek <polacek@redhat.com>
9939 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
9941 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9943 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
9944 aarch64_fusion_enabled_p to check for fusion capabilities.
9946 2016-05-31 Richard Biener <rguenther@suse.de>
9948 PR tree-optimization/71352
9949 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
9950 minus one and a negate.
9952 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9954 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
9955 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
9957 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
9958 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
9959 Remove use of aarch64_simd_attr_length_move, set length attribute
9961 (*aarch64_be_movoi): Likewise.
9962 (*aarch64_be_movci): Likewise.
9963 (*aarch64_be_movxi): Likewise.
9965 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
9967 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
9968 It no longer does that.
9969 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
9971 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
9973 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
9974 attribute __unused__.
9976 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
9978 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
9979 * config/arm/arm.c (arm_arch_thumb1): Define.
9980 (arm_option_override): Initialize arm_arch_thumb1.
9981 * config/arm/arm.h (arm_arch_thumb1): Declare.
9982 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
9983 support Thumb-1 ISA.
9985 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
9988 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
9989 `Yv' for scalar operand.
9991 2016-05-31 Tom de Vries <tom@codesourcery.com>
9993 PR tree-optimization/69068
9994 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
9995 phis with more than two args.
9997 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
9999 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
10000 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
10003 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
10005 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
10007 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10009 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
10010 cpu_32, cpu_64, tune_32 and tune_64.
10011 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
10013 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
10015 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
10017 2016-05-30 Andi Kleen <ak@linux.intel.com>
10019 * auto-profile.c (read_profile): Replace asserts with errors
10020 when file does not exist.
10021 * gcov-io.c (gcov_read_words): Dito.
10023 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10025 * tree-cfg.c (print_loop): Print likely upper bounds.
10027 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10029 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
10030 * opts.c (default_options): Enable peel loops at -O3.
10031 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
10032 (try_peel_loop): Do not re-peel already peeled loops;
10033 use likely upper bounds; fix profile updating.
10034 (pass_complete_unroll::execute): Initialize peeled_loops.
10036 2016-05-30 Martin Liska <mliska@suse.cz>
10038 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
10039 computed costs by frequency of BB they belong to.
10040 (get_scaled_computation_cost_at): New function.
10042 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
10043 Marc Glisse <marc.glisse@inria.fr>
10045 PR tree-optimization/71289
10046 * match.pd (-1 / B < A, A > -1 / B): New transformations.
10048 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10050 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
10052 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10054 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
10055 for peeled copies; avoid underflow when updating estimates; correctly
10056 scale loop profile.
10058 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
10060 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
10061 r236875. Corrected oe3 to oe2 as obvious.
10063 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
10065 PR middle-end/71269
10066 PR middle-end/71252
10067 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
10068 that inserted stmt will not dominate stmts that defines its operand.
10069 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
10070 (rewrite_expr_tree_parallel): Likewise.
10072 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
10074 PR middle-end/71252
10075 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
10076 all fields including stmt_to_insert are swapped.
10078 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10080 * predict.h (force_edge_cold): Declare.
10081 * predict.c (force_edge_cold): New function.
10082 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
10084 (canonicalize_loop_induction_variables): Fix formating.
10086 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
10088 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
10089 (visium_expand_copysign): Use gen_int_mode directly.
10090 (visium_compute_frame_size): Minor tweaks.
10092 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
10094 * tree-vect-loop.c (vect_analyze_loop_2): Use
10095 likely_max_stmt_executions_int.
10097 2016-05-30 Tom de Vries <tom@codesourcery.com>
10099 PR tree-optimization/69067
10100 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
10102 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
10105 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
10106 New peepholes to remove unneeded fild/fistp pairs.
10107 (define_peephole2 atomic_loaddi_fpu): Ditto.
10109 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
10111 * predict.c (maybe_hot_frequency_p): Avoid division.
10113 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
10115 * doc/install.texi: Use https for shop.fsf.org.
10117 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
10119 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
10120 likely_max_stmt_executions_int.
10122 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
10124 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
10125 likely_max_stmt_executions_int.
10127 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
10129 * profile.c (compute_branch_probabilities): Do not report hitrates
10131 (branch_prob): Report hitrates here.
10132 * predict.c (gimple_predict_edge): Do not assert profile status;
10133 fix formatting issues.
10135 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
10137 * predict.c (edge_predicted_by_p): New function.
10138 (predict_paths_for_bb): Do not put multiple predictions of the same type
10141 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
10143 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
10146 2016-05-28 Alan Modra <amodra@gmail.com>
10148 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
10150 2016-05-28 Alan Modra <amodra@gmail.com>
10152 PR rtl-optimization/71275
10153 * ira.c (ira): Free dominance info.
10155 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
10157 * doc/sourcebuild.texi: New address for upstream Go repository.
10159 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
10161 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
10162 (TARGET_ARM_V7M): Likewise.
10164 2016-05-26 Jeff Law <law@redhat.com>
10166 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
10167 (thread_across_edge): Remove calls to find_jump_threads_backwards.
10168 * passes.def: Add jump threading passes before DOM/VRP.
10169 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
10170 argument to a basic block from an edge. Remove tests which are
10172 (pass_data_thread_jumps, class pass_thread_jumps): New.
10173 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
10174 (make_pass_thread_jumps): Likewise.
10175 * tree-pass.h (make_pass_thread_jumps): Declare.
10177 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
10179 * config/visium/visium-protos.h (split_double_move): Rename into...
10180 (visium_split_double_move): ...this.
10181 (visium_split_double_add): Declare.
10182 * config/visium/visium.c (split_double_move): Rename into...
10183 (visium_split_double_move): ...this.
10184 (visium_split_double_add): New function.
10185 (visium_expand_copysign): Renumber operands for consistency.
10186 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
10187 (DFmode move splitter): Likewise.
10188 (*addi3_insn): Split by means of visium_split_double_add.
10189 (*adddi3_insn_flags): Delete.
10190 (*plus_plus_sltu<subst_arith>): New insn.
10191 (*subdi3_insn): Split by means of visium_split_double_add.
10192 (subdi3_insn_flags): Delete.
10193 (*minus_minus_sltu<subst_arith>): New insn.
10194 (*negdi2_insn): Split by means of visium_split_double_add.
10195 (*negdi2_insn_flags): Delete.
10197 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
10199 * configure.ac: Treat a --with-headers option without argument
10200 the same as the default (i.e. consult sys-include directory).
10201 * configure: Regenerate.
10203 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10205 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
10206 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
10208 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
10209 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
10211 2016-05-27 Jiong Wang <jiong.wang@arm.com>
10214 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
10215 tree-stdarg analysis results.
10216 (aarch64_setup_incoming_varargs): Likewise.
10218 2016-05-27 Jiong Wang <jiong.wang@arm.com>
10220 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
10221 va_list_gpr_counter_field and va_list_fpr_counter_field.
10223 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
10226 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
10227 * config/aarch64/aarch64.c
10228 (aarch64_cannot_change_mode_class): Remove function.
10229 * config/aarch64/aarch64-protos.h
10230 (aarch64_cannot_change_mode_class): Remove.
10232 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
10234 * cfgloop.c (record_niter_bound): Record likely upper bounds.
10235 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
10236 get_likely_max_loop_iterations_int): New.
10237 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
10238 any_likely_upper_bound.
10239 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
10241 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
10242 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
10244 (unroll_loop_constant_iterations): Likewise.
10245 (unroll_loop_runtime_iterations): Likewise.
10246 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
10247 * lto-streamer-out.c (output_cfg): Likewise.
10248 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
10250 (canonicalize_loop_induction_variables): Dump likely upper bounds.
10251 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
10252 (likely_max_loop_iterations): New.
10253 (likely_max_loop_iterations_int): New.
10254 (likely_max_stmt_executions): New.
10255 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
10256 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
10257 likely_max_stmt_executions): Declare.
10259 2016-05-27 Marek Polacek <polacek@redhat.com>
10261 PR middle-end/71308
10262 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
10264 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10266 * config/s390/s390.md (2x risbg splitters): Use
10267 reg_overlap_mentioned_p instead of rtx_equal_p.
10269 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
10271 * combine.c (make_compound_operation): Take known zero bits into
10272 account when checking for possible zero_extend.
10274 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10276 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
10277 Use const_int_operand for operand 2 predicate. Simplify expand code
10280 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
10282 PR middle-end/71279
10283 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
10286 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10288 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
10289 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
10290 that returns CC_SESWPmode and CC_ZESWPmode.
10291 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
10293 (aarch64_rtx_costs): Likewise.
10295 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
10297 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
10298 for ISA 3.0 min/max support.
10299 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
10300 conditional move support.
10301 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
10302 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
10304 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
10305 conditional moves where the comparison type is different from move
10307 (fp_minmax): New code iterator for smin/smax.
10308 (minmax): New code attributes for min/max.
10309 (SMINMAX): Likewise.
10310 (smax<mode>3): Combine min, max insns into one insn using the
10311 fp_minmax code iterator. Add support for ISA 3.0 min/max
10312 instructions that don't need -ffast-math.
10313 (s<minmax><mode>3): Likewise.
10314 (smax<mode>3_vsx): Likewise.
10315 (smin<mode>3): Likewise.
10316 (s<minmax><mode>3_vsx): Likewise.
10317 (smin<mode>3_vsx): Likewise.
10318 (pre-VSX min/max splitters): Likewise.
10319 (s<minmax><mode>3_fpr): Likewise.
10320 (movsfcc): Rewrite floating point conditional moves to combine
10321 SFmode/DFmode into a single insn.
10322 (mov<mode>cc): Likewise.
10323 (movdfcc): Likewise.
10324 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
10325 SFDF2 iterators to handle all combinations.
10326 (fseldfsf4): Likewise.
10327 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
10328 (fseldfdf4): Likewise.
10329 (fselsfdf4): Likewise.
10330 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
10331 comparison instructions that set a 0/-1 mask, and use it for
10332 floating point conditional move via XXSEL.
10333 (fpmask<mode>): Likewise.
10334 (xxsel<mode>): Likewise.
10335 * config/rs6000/predicates.md (min_max_operator): Delete, no
10337 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
10338 instructions that generate a 0/-1 mask for use with XXSEL.
10339 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
10340 say whether floating point min/max is available, either through
10341 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
10342 (TARGET_MINMAX_DF): Likewise.
10344 2016-05-27 Alan Modra <amodra@gmail.com>
10346 PR rtl-optimization/71275
10347 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
10348 for update_equiv_regs and combine_and_move_insns.
10350 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
10352 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
10353 if_then_else or cond RTXes to calculate attribute value.
10354 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
10355 <attr "length_immediate>: Ditto.
10356 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
10357 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
10358 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
10359 <attr "type">: Ditto.
10360 <attr "prefix_data16">: Ditto.
10361 <attr "prefix_extra">: Ditto.
10362 <attr "length_immediate">: Ditto.
10363 <attr "prefix">: Ditto.
10364 (vec_set<mode>_0) <attr "isa">: Ditto.
10365 <attr "prefix_extra">: Ditto.
10366 <attr "length_immediate">: Ditto.
10367 <attr "prefix">: Ditto.
10368 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
10369 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
10370 (sse2_storelpd) <attr "prefix_data16">: Ditto.
10371 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
10372 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
10373 <attr "length_immediate">: Ditto.
10374 <attr "prefix">: Ditto.
10375 (sse2_movsd) <attr "length_immediate">: Ditto.
10376 <attr "prefix">: Ditto.
10377 (vec_concatv2df) <attr "isa">: Ditto.
10378 <attr "prefix">: Ditto.
10379 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
10380 (*vec_extractv2di_1) <attr "isa">: Ditto.
10381 <attr "type">: Ditto.
10382 <attr "length_immediate">: Ditto.
10383 <attr "prefix_rex">: Ditto.
10384 <attr "prefix_extra">: Ditto.
10385 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
10386 <attr "prefix_extra">: Ditto.
10387 <attr "length_immediate">: Ditto.
10388 (vec_concatv2di) <attr "isa">: Ditto.
10389 <attr "prefix_extra">: Ditto.
10390 <attr "length_immediate">: Ditto.
10391 <attr "prefix">: Ditto.
10393 2016-05-26 Martin Liska <mliska@suse.cz>
10395 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
10397 (operator+): Likewise.
10398 (operator-): Likewise.
10399 (comp_cost::operator+=): Likewise.
10400 (comp_cost::operator-=): Likewise.
10401 (comp_cost::operator/=): Likewise.
10402 (comp_cost::operator*=): Likewise.
10403 (operator<): Likewise.
10404 (operator==): Likewise.
10405 (operator<=): Likewise.
10406 (new_cost): Remove.
10407 (infinite_cost_p): Likewise.
10408 (add_costs): Likewise.
10409 (sub_costs): Likewise.
10410 (compare_costs): Likewise.
10411 (set_group_iv_cost): Use the newly introduced functions.
10412 (get_address_cost): Likewise.
10413 (get_shiftadd_cost): Likewise.
10414 (force_expr_to_var_cost): Likewise.
10415 (split_address_cost): Likewise.
10416 (ptr_difference_cost): Likewise.
10417 (difference_cost): Likewise.
10418 (get_computation_cost_at): Likewise.
10419 (determine_group_iv_cost_generic): Likewise.
10420 (determine_group_iv_cost_address): Likewise.
10421 (determine_group_iv_cost_cond): Likewise.
10422 (autoinc_possible_for_pair): Likewise.
10423 (determine_group_iv_costs): Likewise.
10424 (cheaper_cost_pair): Likewise.
10425 (iv_ca_recount_cost): Likewise.
10426 (iv_ca_set_no_cp): Likewise.
10427 (iv_ca_set_cp): Likewise.
10428 (iv_ca_cost): Likewise.
10429 (iv_ca_new): Likewise.
10430 (iv_ca_dump): Likewise.
10431 (iv_ca_narrow): Likewise.
10432 (iv_ca_prune): Likewise.
10433 (iv_ca_replace): Likewise.
10434 (try_add_cand_for): Likewise.
10435 (try_improve_iv_set): Likewise.
10436 (find_optimal_iv_set): Likewise.
10438 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
10440 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
10441 that internal functions will clobber all caller-saved registers.
10443 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
10445 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
10446 Return a better case_values_threshold when optimizing.
10448 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
10450 * config/aarch64/aarch64-simd.md (aarch64_combinez):
10451 Add ? to integer variant.
10452 (aarch64_combinez_be): Likewise.
10454 2016-05-26 Jakub Jelinek <jakub@redhat.com>
10456 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
10457 instead of x constraint.
10458 (vcvtps2ph256<mask_name>): Likewise.
10460 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
10461 alternative. Formatting fix.
10463 * config/i386/sse.md
10464 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
10466 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
10467 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
10468 maybe_evex prefix instead of vex.
10469 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
10470 EXT_REX_SSE_REG_P (op0) case in the splitter.
10472 2016-05-25 Jeff Law <law@redhat.com>
10474 PR tree-optimization/71272
10475 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
10476 Update comments. Add test for empty path.
10478 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
10480 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
10481 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
10482 special case builtin.
10483 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10484 code for ALTIVEC_BUILTIN_VEC_CMPNE.
10485 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
10486 for __builtin_vec_cmpne.
10488 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
10490 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
10491 redundant test and bail out if the type of the new operand is not
10492 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
10494 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
10496 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
10497 (x_ix86_target_flags_explicit): Remove.
10498 * config/i386/i386.c (ix86_function_specific_save): Do not copy
10499 x_ix86_target_flags_explicit.
10500 (ix86_function_specific_restore): Ditto.
10502 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
10503 H.J. Lu <hongjiu.lu@intel.com>
10506 * common/config/i386/i386-common.c
10507 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
10508 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
10509 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
10510 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
10511 (-mgeneral-regs-only): Add new option.
10512 * config/i386/i386.c (ix86_option_override_internal): Don't enable
10513 x87 instructions if only general registers are allowed.
10514 (ix86_target_string): Add ix86_flags argument. Handle additional
10515 flags options through ix86_flags argument. Update all callers.
10516 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
10518 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10520 PR rtl-optimization/66940
10521 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
10522 decrementing desired_val will not overflow before performing these
10525 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
10527 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
10528 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
10529 * config/i386/i386.c (enum ix86_builtins): Add
10530 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
10531 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
10532 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
10533 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
10534 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
10535 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
10536 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
10537 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
10538 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
10539 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
10540 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
10541 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
10542 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
10543 __builtin_ia32_cvtps2dq512_mask.
10544 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
10545 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
10546 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
10547 * config/i386/sse.md
10548 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
10550 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
10551 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
10553 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
10554 (avx512f_vec_pack_sfix_v8df): New define_expand.
10555 (avx512f_roundpd512): Rename to ...
10556 (avx512f_round<castmode>512): ... this. Change iterator.
10557 (avx512f_roundps512_sfix): New define_expand.
10558 (round<mode>2_sfix): Change iterator.
10560 2016-05-25 Nick Clifton <nickc@redhat.com>
10562 * config/msp430/msp430.c (msp430_attr): Produce an error if a
10563 static interrupt handler is detected.
10564 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
10565 default linker script.
10566 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
10567 the low part of a symbolic pointer.
10569 2016-05-25 Richard Biener <rguenther@suse.de>
10571 PR tree-optimization/71261
10572 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
10573 interesting stmt instead of immediate uses when looking
10574 for the use operand to replace.
10576 2016-05-25 Martin Liska <mliska@suse.cz>
10578 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
10580 2016-05-25 Richard Biener <rguenther@suse.de>
10582 PR tree-optimization/71264
10583 * tree-vect-stmts.c (vect_init_vector): Properly deal with
10586 2016-05-25 Martin Liska <mliska@suse.cz>
10588 PR tree-optimization/71239
10589 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
10590 if DECL_SIZE is NULL.
10592 2016-05-25 Richard Biener <rguenther@suse.de>
10594 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
10595 * tree-if-conv.c (pass_data_if_conversion): Use it.
10597 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
10599 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
10600 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
10601 * varpool.c (varpool_node::get_availability): Likewise.
10603 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
10605 * config/rs6000/altivec.md (VNEG iterator): New iterator for
10606 VNEGW/VNEGD instructions.
10607 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
10608 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
10609 support for ISA 3.0 VNEGW/VNEGD instructions.
10611 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
10613 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
10614 pointers inside OACC_DATA regions.
10615 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
10616 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
10617 (gimplify_adjust_omp_clauses): Fix typo in comment.
10619 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
10621 * config/rs6000/altivec.md (VParity): New mode iterator for vector
10622 parity built-in functions.
10623 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
10625 (p9v_parity<mode>2): Likewise.
10626 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
10628 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
10629 (parity<mode>2): ISA 3.0 expander for vector parity.
10630 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
10632 (BU_P9_64BIT_MISC_0): Likewise.
10633 (BU_P9_MISC_0): Likewise.
10634 (BU_P9V_AV_1): Likewise.
10635 (BU_P9V_AV_2): Likewise.
10636 (BU_P9V_AV_3): Likewise.
10637 (BU_P9V_AV_P): Likewise.
10638 (BU_P9V_VSX_1): Likewise.
10639 (BU_P9V_OVERLOAD_1): Likewise.
10640 (BU_P9V_OVERLOAD_2): Likewise.
10641 (BU_P9V_OVERLOAD_3): Likewise.
10642 (VCTZB): Add vector count trailing zeros support.
10646 (VPRTYBD): Add vector parity support.
10647 (VPRTYBQ): Likewise.
10648 (VPRTYBW): Likewise.
10649 (VCTZ): Add overloaded vector count trailing zeros support.
10650 (VPRTYB): Add overloaded vector parity support.
10651 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10652 overloaded vector count trailing zeros and parity instructions.
10653 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
10654 vector parity support.
10655 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
10656 trailing zeros support.
10657 (vec_cntlz): Likewise.
10658 (vec_vctzb): Likewise.
10659 (vec_vctzd): Likewise.
10660 (vec_vctzh): Likewise.
10661 (vec_vctzw): Likewise.
10662 (vec_vprtyb): Add ISA 3.0 vector parity support.
10663 (vec_vprtybd): Likewise.
10664 (vec_vprtybw): Likewise.
10665 (vec_vprtybq): Likewise.
10666 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10667 the ISA 3.0 vector count trailing zeros and vector parity built-in
10670 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
10672 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
10673 when there is stmt_to_insert.
10675 2016-05-24 Martin Sebor <msebor@redhat.com>
10678 * tree.h (complete_or_array_type_p): New inline function.
10680 2016-05-24 Jakub Jelinek <jakub@redhat.com>
10682 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
10683 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
10684 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
10686 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
10687 Limit 1st alternative to noavx isa, split 2nd alternative into one
10688 noavx and one avx alternative, use *x and Bm in the former and
10689 x and m in the latter.
10691 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
10692 of sse4 for the first alternative, drop %v from the template
10693 and d operand modifier. Split second alternative into one sse4_noavx
10694 and one avx alternative, use *x instead of *v in the former and v
10695 instead of *v in the latter.
10696 (*sse4_1_extractps): Use noavx isa instead of * for the first
10697 alternative, drop %v from the template. Split second alternative into
10698 one noavx and one avx alternative, use *x instead of *v in the
10699 former and v instead of *v in the latter.
10700 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
10701 with noavx and the last one with avx.
10702 (sse4_1_phminposuw): Guard first alternative with noavx isa,
10703 split the second one into one noavx and one avx alternative,
10704 use *x and Bm in the former and x and m in the latter one.
10705 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
10708 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
10709 first two alternatives to noavx, use *x instead of *v in the second
10710 one, add avx alternative without *.
10711 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
10712 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
10713 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
10715 2016-05-24 Jeff Law <law@redhat.com>
10717 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
10718 New function, extracted from...
10719 (fsm_find_control_statement_thread_paths): Here. Use the new function.
10720 Allow simple copies and constant initializations in the SSA chain.
10722 2016-05-24 Marek Polacek <polacek@redhat.com>
10725 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
10728 2016-05-24 Jakub Jelinek <jakub@redhat.com>
10731 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
10732 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
10733 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
10734 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
10735 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
10737 2016-05-24 Richard Biener <rguenther@suse.de>
10739 PR tree-optimization/71240
10740 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
10743 2016-05-24 Richard Biener <rguenther@suse.de>
10745 PR tree-optimization/71230
10746 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
10748 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
10750 * tree-vectorizer.h (vectorizable_comparison): Delete.
10751 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
10752 PURE_SLP_STMT check.
10753 * tree-vect-stmts.c (vectorizable_call): Likewise.
10754 (vectorizable_simd_clone_call): Likewise.
10755 (vectorizable_conversion): Likewise.
10756 (vectorizable_assignment): Likewise.
10757 (vectorizable_shift): Likewise.
10758 (vectorizable_operation): Likewise.
10759 (vectorizable_load): Likewise.
10760 (vectorizable_condition): Likewise.
10761 (vectorizable_store): Likewise. Assert that we don't have
10763 (vectorizable_comparison): Make static. Remove redundant
10764 PURE_SLP_STMT check.
10765 (vect_transform_stmt): Assert that we always have an slp_node
10768 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10770 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
10771 operands[2] against 1 with comparison against CONST1_RTX.
10772 (<shift>di3_neon): Likewise.
10773 * config/arm/predicates.md (const0_operand): Replace with comparison
10774 against CONST0_RTX.
10776 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10778 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
10779 operands[2] against 1 with comparison against CONST1_RTX.
10780 (ashrdi3): Likewise.
10781 (lshrdi3): Likewise.
10782 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
10784 (ashrsi3): Likewise.
10785 (lshrsi3): Likewise.
10786 (rotrsi3): Likewise.
10787 (define_split above *compareqi_eq0): Likewise.
10788 (define_split above "prologue"): Likewise.
10789 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
10790 * config/arm/predicates.md (shift_operator): Likewise.
10791 (shift_nomul_operator): Likewise.
10792 (sat_shift_operator): Likewise.
10793 (thumb1_cmp_operand): Likewise.
10794 (const_neon_scalar_shift_amount_operand): Replace manual range
10795 check with IN_RANGE.
10796 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
10797 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
10799 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10801 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
10802 with HOST_WIDE_INT_1.
10804 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
10805 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
10806 (arm_canonicalize_comparison): Likewise.
10807 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
10809 (thumb1_size_rtx_costs): Likewise.
10810 (vfp_const_double_index): Replace cast of 1 to unsigned
10811 HOST_WIDE_INT with HOST_WIDE_INT_1U.
10812 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
10814 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
10815 HOST_WIDE_INT with HOST_WIDE_INT_1U.
10816 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
10817 HOST_WIDE_INT with HOST_WIDE_INT_1.
10819 2016-05-24 Marek Polacek <polacek@redhat.com>
10821 * tree-cfg.h (should_remove_lhs_p): New predicate.
10822 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
10823 * gimplify.c (gimplify_modify_expr): Likewise.
10824 * tree-cfg.c (verify_gimple_call): Likewise.
10825 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
10826 * gimple-fold.c: Include "tree-cfg.h".
10827 (gimple_fold_call): Use should_remove_lhs_p.
10829 2016-05-24 Richard Biener <rguenther@suse.de>
10831 PR tree-optimization/71253
10832 * cfganal.h (control_dependences): Make robust against edge
10834 (control_dependences::control_dependences): Remove edge_list argument.
10835 (control_dependences::get_edge): Remove.
10836 (control_dependences::get_edge_src): Add.
10837 (control_dependences::get_edge_dest): Likewise.
10838 (control_dependences::m_el): Make a vector of edge src/dest index.
10839 * cfganal.c (control_dependences::find_control_dependence): Adjust.
10840 (control_dependences::control_dependences): Likewise.
10841 (control_dependences::~control_dependence): Likewise.
10842 (control_dependences::get_edge): Remove.
10843 (control_dependences::get_edge_src): Add.
10844 (control_dependences::get_edge_dest): Likewise.
10845 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
10847 (perform_tree_ssa_dce): Adjust.
10848 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
10850 (pass_loop_distribution::execute): Adjust. Do loop destroying
10851 conditional on changed.
10853 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10856 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
10857 return. Reindent transformation comment and mention the ARM state
10860 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
10862 PR middle-end/71252
10863 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
10864 after build_and_add_sum creates new use stmt.
10866 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
10868 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
10869 load_lanes/grouped_load classification comes first. Don't check
10870 whether the vectorization factor is a multiple of the group size
10873 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
10875 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
10876 GROUP_GAP for single-element interleaving.
10877 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
10880 2016-05-24 Richard Biener <rguenther@suse.de>
10882 PR middle-end/70434
10884 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
10885 bases which are accessed with non-invariant indices.
10886 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
10887 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
10889 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
10891 PR middle-end/71170
10892 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
10893 (add_to_ops_vec): Add stmt_to_insert.
10894 (add_repeat_to_ops_vec): Init stmt_to_insert.
10895 (insert_stmt_before_use): New.
10896 (transform_add_to_multiply): Remove mult_stmt insertion and add it
10898 (get_ops): Init stmt_to_insert.
10899 (maybe_optimize_range_tests): Likewise.
10900 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
10901 (rewrite_expr_tree_parallel): Likewise.
10902 (reassociate_bb): Likewise.
10904 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10907 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
10908 ISA 3.0 xxperm fusion alternative.
10909 (altivec_vperm_v8hiv16qi): Likewise.
10910 (altivec_vperm_<mode>_uns_internal): Likewise.
10911 (vperm_v8hiv4si): Likewise.
10912 (vperm_v16qiv8hi): Likewise.
10914 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10915 Kelvin Nilsen <kelvin@gcc.gnu.org>
10917 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
10918 vpermr/xxpermr on ISA 3.0.
10919 (altivec_expand_vec_perm_le): Likewise.
10920 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
10921 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
10924 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
10926 * config/i386/i386.h (IS_STACK_MODE): Enable for
10927 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
10928 SSE_FLOAT_MODE_P macros.
10929 * config/i386/i386.c (ix86_preferred_reload_class): Use
10930 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
10931 Cleanup regclass processing for CONST_DOUBLE_P.
10932 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
10933 (ix86_rtx_costs): Remove redundant TARGET_80387 check
10934 with IS_STACK_MODE macro.
10935 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
10937 (*movdf_internal): Use IS_STACK_MODE macro.
10938 (*movsf_internal): Ditto.
10940 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
10942 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
10943 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
10945 2016-05-23 Jeff Law <law@redhat.com>
10947 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
10949 (fsm_find_control_statement_thread_paths): Call it.
10951 2016-05-23 Martin Jambor <mjambor@suse.cz>
10954 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
10955 from_global_constant if t is not NULL.
10957 2016-05-23 Marek Polacek <polacek@redhat.com>
10960 * common.opt (Wswitch-unreachable): New option.
10961 * doc/invoke.texi: Document -Wswitch-unreachable.
10962 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
10965 2016-05-23 Bin Cheng <bin.cheng@arm.com>
10967 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
10968 TMR_INDEX is non-NULL.
10970 2016-05-23 Richard Biener <rguenther@suse.de>
10972 PR tree-optimization/71230
10973 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
10974 (try_special_add_to_ops): ... here. Always test for single-use.
10976 2016-05-23 Martin Jambor <mjambor@suse.cz>
10978 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
10979 default block if a PHI node in the original one would be resized.
10981 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10983 PR tree-optimization/58135
10984 * tree-vect-slp.c: When group size is not multiple
10985 of vector size, allow splitting of store group at
10988 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
10990 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
10992 2016-05-22 Jakub Jelinek <jakub@redhat.com>
10994 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
10995 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
10996 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
10999 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
11000 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
11001 v constraint instead of x and vinserti32x4 insn.
11003 * config/i386/sse.md (i128vldq): New mode iterator.
11004 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
11005 avx512dq and avx512vl alternatives.
11007 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
11008 constraint, use maybe_evex prefix instead of vex.
11009 (vec_dupv4sf): Use v constraint instead of x for output
11010 operand except for noavx alternative, use Yv constraint
11011 instead of x for input. Use maybe_evex prefix instead of vex.
11012 (*vec_dupv4si): Likewise.
11013 (*vec_dupv2di): Likewise.
11015 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11017 PR middle-end/40921
11018 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
11019 (linearize_expr_tree): Call try_special_add_to_ops.
11020 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
11022 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11024 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
11025 to computed stack_usage.
11027 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11030 * config/avr/avr.md (define_expand "mov<mode>"): If the source
11031 operand is subreg (symbol_ref) then move the symbol ref to register.
11033 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
11035 * tree.c (array_at_struct_end_p): Look through MEM_REF.
11037 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11039 PR middle-end/71179
11040 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
11043 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
11045 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
11046 ranges by calling get_single_symbol and tidy up. Look more closely
11047 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
11049 2016-05-20 Jeff Law <law@redhat.com>
11051 * bitmap.c (bitmap_find_bit): Remove useless test.
11053 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
11055 * function.c (thread_prologue_and_epilogue_insns): Commit the
11056 insertion of the epilogue.
11058 2016-05-20 Martin Jambor <mjambor@suse.cz>
11060 PR tree-optimization/70884
11061 * tree-sra.c (initialize_constant_pool_replacements): Do not check
11062 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
11063 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
11064 of constant pool data as a reason for scalarization.
11066 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
11068 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
11069 for naked functions.
11070 (thumb1_expand_prologue): Likewise.
11072 2016-05-20 Nathan Sidwell <nathan@acm.org>
11074 * config/nvptx/nptx.c (nvptx_option_override): Only set
11075 flag_toplevel_reorder, if not explicitly specified. Set
11076 flag_no_common, unless explicitly specified.
11078 2016-05-20 David Malcolm <dmalcolm@redhat.com>
11080 * calls.c (can_implement_as_sibling_call_p): Mark param
11081 reg_parm_stack_space with ATTRIBUTE_UNUSED.
11083 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
11085 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
11086 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
11087 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
11089 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
11090 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
11091 and CASE_CONST_ANY.
11093 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
11095 * config/nvptx/nvptx.md (sincossf3): New pattern.
11097 2016-05-20 David Malcolm <dmalcolm@redhat.com>
11099 * calls.c (maybe_complain_about_tail_call): New function.
11100 (initialize_argument_information): Call
11101 maybe_complain_about_tail_call when clearing *may_tailcall.
11102 (can_implement_as_sibling_call_p): Call
11103 maybe_complain_about_tail_call when returning false.
11104 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
11105 ensure try_tail_call is set. Call maybe_complain_about_tail_call
11106 if tail-call optimization fails.
11107 * cfgexpand.c (expand_call_stmt): Initialize
11108 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
11109 * gimple-pretty-print.c (dump_gimple_call): Dump
11110 gimple_call_must_tail_p.
11111 * gimple.c (gimple_build_call_from_tree): Call
11112 gimple_call_set_must_tail with the value of
11113 CALL_EXPR_MUST_TAIL_CALL.
11114 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
11115 (gimple_call_set_must_tail): New function.
11116 (gimple_call_must_tail_p): New function.
11117 * print-tree.c (print_node): Update printing of TREE_STATIC
11118 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
11119 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
11120 trailing comment listing applicable flags.
11121 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
11123 2016-05-20 David Malcolm <dmalcolm@redhat.com>
11125 * calls.c (expand_call): Move "Rest of purposes for tail call
11126 optimizations to fail" to...
11127 (can_implement_as_sibling_call_p): ...this new function, and
11128 split into multiple "if" statements.
11130 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
11132 * cfgloop.h (expected_loop_iterations_unbounded,
11133 expected_loop_iterations): Unconstify.
11134 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
11135 profile with known upper bound; return 3 when profile is absent.
11136 (expected_loop_iterations): Update.
11138 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
11140 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
11141 and get_max_loop_iterations_int.
11143 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
11145 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
11146 realistic upper bounds here.
11148 2016-05-20 Jakub Jelinek <jakub@redhat.com>
11151 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
11152 calls if the LHS is variable length or has addressable type.
11153 If targets[0]->decl is a noreturn call with void return type and
11154 zero arguments, adjust fntype and remove lhs in that case.
11156 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
11158 PR tree-optimization/71079
11159 PR tree-optimization/71206
11160 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
11162 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11164 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
11165 (get_vec_alignment_for_array_decl): Likewise.
11166 (get_vec_alignment_for_record_decl): Likewise.
11167 (increase_alignment::execute): Move code to find alignment to
11168 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
11169 (type_align_map): New hash_map.
11171 2016-05-20 Richard Guenther <rguenther@suse.de>
11173 PR tree-optimization/29756
11174 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
11175 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
11176 * fold-const.c (operand_equal_p): Likewise.
11177 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
11178 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
11179 * tree-inline.c (estimate_operator_cost): Likewise.
11180 * tree-pretty-print.c (dump_generic_node): Likewise.
11181 * tree-ssa-operands.c (get_expr_operands): Likewise.
11182 * cfgexpand.c (expand_debug_expr): Likewise.
11183 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
11184 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
11185 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
11186 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
11187 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
11188 (execute_update_addresses_taken): Do it.
11190 2016-05-20 Richard Biener <rguenther@suse.de>
11192 PR tree-optimization/71185
11193 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
11194 register operations.
11196 2016-05-20 Richard Biener <rguenther@suse.de>
11198 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
11199 gimple_seq_add_seq_without_update.
11200 (release_bb_predicate): Assert we have no operands to free.
11201 (if_convertible_loop_p_1): Calculate post dominators later.
11202 Do not free BB predicates here.
11203 (combine_blocks): Do not recompute BB predicates.
11204 (version_loop_for_if_conversion): Save BB predicates around
11207 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
11209 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
11210 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
11211 code. Ignore sibcalls on EDGE_IGNORE edges.
11212 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
11213 on edges for sibcalls that run without prologue. The rest of the
11214 function is combined from...
11215 (fix_fake_fallthrough_edge): ... this, and ...
11216 (try_shrink_wrapping): ... a part of this. Remove the bb_with
11217 function argument, make it a local variable.
11219 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
11221 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
11222 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
11223 for 32-bit mode and SEH for 64-bit.
11224 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
11225 TARGET_64BIT_DEFAULT.
11227 2016-05-19 Ryan Burn <contact@rnburn.com>
11229 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
11230 * gengtype.c (open_base_files): Add cilk.h to ifiles.
11232 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
11234 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
11235 force pending loads from memory.
11237 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
11239 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
11240 (UNSPEC_DARN_32): New unspec constant.
11241 (UNSPEC_DARN_RAW): New unspec constant.
11242 (darn_32): New instruction.
11243 (darn_raw): New instruction.
11244 (darn): New instruction.
11245 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
11246 support and documentation for this macro.
11247 (BU_P9_MISC_1): New macro definition.
11248 (BU_P9_64BIT_MISC_0): New macro definition.
11249 (BU_P9_MISC_0): New macro definition.
11250 (darn_32): New builtin definition.
11251 (darn_raw): New builtin definition.
11252 (darn): New builtin definition.
11253 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
11254 RS6000_BUILTIN_0 directives to surround each occurrence of
11255 #include "rs6000-builtin.def".
11256 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
11257 RS6000_BTM_64BIT flags to the returned mask, depending on
11259 (def_builtin): Correct an error in the assignments made to the
11260 debugging variable attr_string.
11261 (rs6000_expand_builtin): Add support for no-operand built-in
11263 (builtin_function_type): Remove fatal_error assertion that is no
11265 (rs6000_common_init_builtins): Add support for no-operand built-in
11267 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
11269 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
11271 (RS6000_BTM_64BIT): New macro definition.
11272 * doc/extend.texi: Document __builtin_darn (void),
11273 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
11276 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
11278 * tree-vect-loop.c (vect_analyze_loop_2): Use also
11279 max_loop_iterations_int.
11281 2016-05-19 Marek Polacek <polacek@redhat.com>
11283 PR tree-optimization/71031
11284 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
11285 condition and adjust the code a bit.
11287 2016-05-19 Martin Liska <mliska@suse.cz>
11289 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
11290 auto_vec instead of vec.
11292 2016-05-19 Martin Liska <mliska@suse.cz>
11294 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
11296 2016-05-19 Martin Liska <mliska@suse.cz>
11298 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
11300 2016-05-19 Martin Liska <mliska@suse.cz>
11302 * ipa-pure-const.c (set_function_state): Remove an existing
11304 (remove_node_data): Do not free it as it's released
11305 in set_function_state.
11307 2016-05-19 Martin Liska <mliska@suse.cz>
11309 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
11312 2016-05-19 Martin Liska <mliska@suse.cz>
11314 * omp-simd-clone.c (simd_clone_adjust): Release vector.
11316 2016-05-19 Martin Liska <mliska@suse.cz>
11318 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
11319 an auto_vec instead of re-creating it.
11321 2016-05-19 Martin Liska <mliska@suse.cz>
11323 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
11324 auto_vec instead of vec.
11326 2016-05-19 Martin Liska <mliska@suse.cz>
11328 * lto-section-in.c (lto_get_section_data): Call
11329 lto_check_version with additional argument.
11330 * lto-streamer.c (lto_check_version): Add new argument.
11331 * lto-streamer.h (lto_check_version): Likewise.
11333 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11335 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
11336 Don't add cost of inner memory when handling sign-extended loads.
11338 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
11340 PR rtl-optimization/71148
11341 * cse.c (cse_main): Free dominance info.
11342 (rest_of_handle_cse): Don't free dominance info.
11343 (rest_of_handle_cse2): Likewise.
11344 (rest_of_handle_cse_after_global_opts): Likewise.
11346 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11349 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
11350 NULL_TREE early if NEON is not available. Remove now redundant check
11351 in ARM_CHECK_BUILTIN_MODE.
11353 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
11356 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
11357 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
11358 * doc/cpp.texi: Document new macros.
11360 2016-05-19 Bin Cheng <bin.cheng@arm.com>
11362 PR tree-optimization/69848
11363 * tree-vect-loop.c (vectorizable_reduction): Don't factor
11364 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
11366 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
11368 * function.c (thread_prologue_and_epilogue_insn): Move the
11369 "goto epilogue_done" one block later.
11371 2016-05-19 Richard Biener <rguenther@suse.de>
11373 PR tree-optimization/70729
11374 * passes.def: Move LIM pass before PRE. Remove no longer
11375 required copyprop and move first DCE out of the loop pipeline.
11377 2016-05-18 David Malcolm <dmalcolm@redhat.com>
11380 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
11381 (OBJS-libcommon-target): ...here.
11382 * opts-common.c: Include spellcheck.h.
11383 (cmdline_handle_error): Build a vec of valid options and use it
11384 to suggest provide hints for misspelled arguments.
11386 2016-05-18 Jakub Jelinek <jakub@redhat.com>
11389 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
11390 lhs if it has TREE_ADDRESSABLE type.
11392 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
11395 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
11396 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
11398 2016-05-18 Martin Jambor <mjambor@suse.cz>
11401 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
11402 input for NOP_EXPR pass-through functions.
11403 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
11404 aggregate global constant VAR_DECLs in constant jump functions.
11406 2016-05-18 Martin Jambor <mjambor@suse.cz>
11409 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
11410 from TREE_READONLY parameters.
11412 2016-05-18 Martin Jambor <mjambor@suse.cz>
11415 * cgraph.h (cgraph_indirect_call_info): New field
11416 guaranteed_unmodified.
11417 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
11418 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
11420 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
11421 pass the parameter value to ipa_find_agg_cst_for_param.
11422 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
11423 guaranteed_unmodified, store AA results there instead of bailing out
11425 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
11426 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
11427 (find_constructor_constant_at_offset): New function.
11428 (ipa_find_agg_cst_from_init): Likewise.
11429 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
11430 static initializers of contants, report back through a new paameter
11431 from_global_constant if that was the case.
11432 (try_make_edge_direct_simple_call): Also pass parameter value to
11433 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
11435 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
11436 (ipa_read_indirect_edge_info): Likewise.
11437 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
11438 (ipa_load_from_parm_agg): Likewise.
11440 2016-05-18 Jiong Wang <jiong.wang@arm.com>
11442 PR rtl-optimization/71150
11443 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
11446 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11449 * config/rs6000/constraints.md (wE constraint): New constraint
11450 for a vector constant that can be loaded with XXSPLTIB.
11451 (wM constraint): New constraint for a vector constant of a 1's.
11452 (wS constraint): New constraint for a vector constant that can be
11453 loaded with XXSPLTIB and a vector sign extend instruction.
11454 * config/rs6000/predicates.md (xxspltib_constant_split): New
11455 predicates for wE/wS constraints.
11456 (xxspltib_constant_nosplit): Likewise.
11457 (easy_vector_constant): Add support for constants that can be
11458 loaded via XXSPLTIB.
11459 (all_ones_constant): New predicate for vector constant with all
11461 (splat_input_operand): Add support for ISA 3.0 word splat operations.
11462 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
11463 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
11464 instruction and possibly with a sign extension.
11465 (output_vec_const_move): Add support for XXSPLTIB. If we are
11466 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
11467 instead of XXLXOR/XXLORC.
11468 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
11470 (rs6000_legitimize_reload_address): Likewise.
11471 (rs6000_output_move_128bit): Use output_vec_const_move to emit
11473 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
11474 combine VSX_M and VSX_M2 into one iterator.
11475 (VSX_M2): Likewise.
11476 (VSINT_84): New iterators for loading constants with XXSPLTIB.
11477 (VSINT_842): Likewise.
11478 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
11479 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
11480 XXSPLTIB instruction.
11481 (xxspltib_<mode>_nosplit): Likewise.
11482 (xxspltib_<mode>_split): New insn to load up constants with
11483 XXSPLTIB and a sign extend instruction.
11484 (vsx_mov<mode>): Replace single move that handled all vector types
11485 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
11486 moves (when -mvsx-timode is in effect) into the main vector
11487 moves. Eliminate separate moves for <VSr> <VSa>, where the
11488 preferred register class (<VSr>) is listed first, and the
11489 secondary register class (<VSa>) is listed second with a '?' to
11490 discourage use. Prefer loading 0/-1 in any VSX register for ISA
11491 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
11492 that if the register was involved in a slow operation, the
11493 clear/set operation does not wait for the slow operation to
11494 finish. Adjust the length attributes for 32-bit mode. Use
11495 rs6000_output_move_128bit and drop the use of the string
11496 instructions for 32-bit movti when -mvsx-timode is in effect. Use
11497 spacing so that the alternatives and attributes don't generate
11498 long lines, and put things in columns, so that it is easier to
11499 match up the operands and attributes with the insn alternatives.
11500 (vsx_mov<mode>_64bit): Likewise.
11501 (vsx_mov<mode>_32bit): Likewise.
11502 (vsx_movti_64bit): Fold movti into normal vector moves.
11503 (vsx_movti_32bit): Likewise.
11504 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
11505 splat instructions.
11506 (vsx_splat_v4si_internal): Likewise.
11507 (vsx_splat_v4sf_internal): Likewise.
11508 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
11509 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
11510 extend vector elements.
11511 (vsx_sign_extend_hi_<mode>): Likewise.
11512 (vsx_sign_extend_si_v2di): Likewise.
11513 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
11515 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
11516 constraints. Add trailing period to wL documentation.
11518 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
11520 PR middle-end/71020
11521 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
11522 * tree-dfa.c (replace_abnormal_ssa_names): New function.
11523 * tree-call-cdce.c: Include tree-dfa.h.
11524 (can_guard_call_p): New function, extracted from...
11525 (can_use_internal_fn): ...here.
11526 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
11528 (shrink_wrap_one_built_in_call): Likewise.
11529 (use_internal_fn): Likewise.
11530 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
11531 and return void. Call replace_abnormal_ssa_names.
11532 (pass_call_cdce::execute): Check can_guard_call_p during the
11533 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
11534 will always change something.
11536 2016-05-18 Martin Jambor <mjambor@suse.cz>
11539 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
11540 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
11542 2016-05-18 Martin Jambor <mjambor@suse.cz>
11545 * ipa-inline.h (condition): New field size.
11546 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
11547 for comaprison and store it into the new condition.
11548 (evaluate_conditions_for_known_args): Use condition size to check
11549 access sizes for all but CHANGED conditions.
11550 (unmodified_parm_1): New parameter size_p, store access size into it.
11551 (unmodified_parm): Likewise.
11552 (unmodified_parm_or_parm_agg_item): Likewise.
11553 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
11554 (set_cond_stmt_execution_predicate): Extract access sizes and store
11555 them to conditions.
11556 (set_switch_stmt_execution_predicate): Likewise.
11557 (will_be_nonconstant_expr_predicate): Likewise.
11558 (will_be_nonconstant_predicate): Likewise.
11559 (inline_read_section): Stream condition size.
11560 (inline_write_summary): Likewise.
11562 2016-05-18 Richard Biener <rguenther@suse.de>
11564 * tree-ssa-loop-im.c (determine_max_movement): Properly add
11565 condition cost to PHI cost instead of total_cost.
11567 2016-05-18 Martin Liska <mliska@suse.cz>
11570 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
11573 2016-05-18 Richard Biener <rguenther@suse.de>
11575 * lto-streamer.h (LTO_major_version): Bump to 6.
11577 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
11579 * function.c (make_split_prologue_seq, make_prologue_seq,
11580 make_epilogue_seq): New functions, factored out from...
11581 (thread_prologue_and_epilogue_insns): Here.
11583 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
11585 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
11586 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
11587 of before. Add a comment.
11589 2016-05-18 Bin Cheng <bin.cheng@arm.com>
11591 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
11592 expression pointer, not pointer to the pointer.
11594 2016-05-18 Jakub Jelinek <jakub@redhat.com>
11596 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
11597 (avx2_pbroadcast<mode>): Add another alternative with v instead
11598 of x constraints in it, using <pbroadcast_evex_isa> isa.
11599 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
11601 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
11602 constraint x instead of v in second alternative, add avx512bw
11605 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
11606 constraint x instead of v in second alternative, add avx512bw
11609 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
11610 constraint x instead of v in second alternative, add avx512bw
11613 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
11614 avx512bw alternative.
11616 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
11618 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
11619 array to 128 chars.
11620 (define_insn "*andnottf3"): Ditto.
11621 (define_insn "*<code><mode>3"/any_logic): Ditto.
11622 (define_insn "*<code>tf3"/any_logic): Ditto.
11623 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
11624 operand to block AVX-512VL insn variant emit when it is not enabled.
11626 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
11628 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
11629 constraint fot SF mode.
11631 2016-05-18 Petr Murzin <petr.murzin@intel.com>
11632 Kirill Yukhin <kirill.yukhin@intel.com>
11634 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
11636 (define_insn "rsqrt14<mode>"): Ditto.
11637 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
11638 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
11639 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
11640 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
11641 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
11643 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
11644 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
11645 * config/i386/i386.c (ix86_print_operand): Expand check for size
11646 override codes for Intel syntax.
11648 2016-05-18 Richard Biener <rguenther@suse.de>
11650 PR tree-optimization/71168
11651 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
11652 initialization earlier.
11654 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
11656 * config/aarch64/aarch64-simd.md
11657 (aarch64_reduc_plus_internal<mode>): Rename to...
11658 (reduc_plus_scal): ...This, and remove previous implementation.
11660 2016-05-18 Richard Biener <rguenther@suse.de>
11662 * passes.def: Put late dse and cd_dce in canonical order.
11664 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
11666 * ipa-inline-transform.c (preserve_function_body_p): Look for
11667 first non-thunk clone.
11668 (save_function_body): Save into first non-thunk.
11669 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
11671 (lto_output_node): Inline thunks don't need body in every
11673 * lto-streamer-in.c: Do not fixup thunk clones.
11674 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
11676 * tree-inline.c (copy_bb): Be prepared for target node to be new after
11679 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
11681 PR middle-end/63586
11682 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
11683 (reassociate_bb): Call transform_add_to_multiply.
11685 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
11687 * config/aarch64/aarch64.c (all_extensions): Removed unused
11690 2016-05-17 Nathan Sidwell <nathan@acm.org>
11692 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
11693 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
11695 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
11697 PR tree-optimization/54579
11698 PR middle-end/55299
11699 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
11701 2016-05-17 Marek Polacek <polacek@redhat.com>
11704 * tree-inline.c (expand_call_inline): Call
11705 maybe_remove_unused_call_args.
11707 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
11709 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
11710 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
11711 * doc/md.texi (fmin@var{m}3): Likewise.
11713 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
11715 * match.pd (X & C): New transformation.
11717 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
11719 * match.pd (~X & Y): New transformation.
11721 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
11723 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
11724 information for new SSA_NAME.
11725 (simplify_conversion_using_ranges): Get range through get_range_info
11726 instead of get_value_range.
11728 2016-05-17 Jiong Wang <jiong.wang@arm.com>
11730 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
11731 Remove inline assembly.
11732 (vmvn_s16): Likewise.
11733 (vmvn_s32): Likewise.
11734 (vmvn_u8): Likewise.
11735 (vmvn_u16): Likewise.
11736 (vmvn_u32): Likewise.
11737 (vmvnq_s8): Likewise.
11738 (vmvnq_s16): Likewise.
11739 (vmvnq_s32): Likewise.
11740 (vmvnq_u8): Likewise.
11741 (vmvnq_u16): Likewise.
11742 (vmvnq_u32): Likewise.
11743 (vmvn_p8): Likewise.
11744 (vmvnq_p16): Likewise.
11746 2016-05-17 Jiong Wang <jiong.wang@arm.com>
11748 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
11750 (vmul_n_s16): Likewise.
11751 (vmul_n_s32): Likewise.
11752 (vmul_n_u16): Likewise.
11753 (vmul_n_u32): Likewise.
11754 (vmulq_n_f32): Likewise.
11755 (vmulq_n_f64): Likewise.
11756 (vmulq_n_s16): Likewise.
11757 (vmulq_n_s32): Likewise.
11758 (vmulq_n_u16): Likewise.
11759 (vmulq_n_u32): Likewise.
11761 2016-05-17 Jiong Wang <jiong.wang@arm.com>
11763 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
11764 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
11766 2016-05-17 Jiong Wang <jiong.wang@arm.com>
11768 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
11769 to *aarch64_fma4_elt_from_dup<mode>.
11770 (*aarch64_fnma4_elt_to_128df): Rename to
11771 *aarch64_fnma4_elt_from_dup<mode>.
11772 * config/aarch64/arm_neon.h (vfma_n_f64): New.
11773 (vfms_n_f32): Likewise.
11774 (vfms_n_f64): Likewise.
11775 (vfmsq_n_f32): Likewise.
11776 (vfmsq_n_f64): Likewise.
11778 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
11780 * wide-int.h: Change fixed_wide_int_storage from class to struct.
11782 2016-05-17 Richard Biener <rguenther@suse.de>
11784 PR tree-optimization/71132
11785 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
11786 Only add control dependences for blocks in the loop.
11787 (build_rdg): Adjust.
11788 (generate_code_for_partition): Return whether loop should
11789 be destroyed and delay that.
11790 (distribute_loop): Likewise.
11791 (pass_loop_distribution::execute): Record loops to be destroyed
11792 and perform delayed destroying of loops.
11794 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11797 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
11799 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
11801 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
11803 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
11806 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
11807 insertion point for instructions generated by validize_mem.
11809 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
11811 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
11814 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
11816 * config/aarch64/aarch64.c
11817 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
11818 rather than a macro.
11820 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
11822 * doc/invoke.texi (AArch64 Options): Various updates.
11824 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11826 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
11827 into instrumentation thunks.
11828 * cif-code.def (CIF_CHKP): New.
11830 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
11832 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
11834 2016-05-16 Martin Jambor <mjambor@suse.cz>
11836 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
11837 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
11839 2016-05-16 Marek Polacek <polacek@redhat.com>
11841 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
11844 2016-05-16 Martin Jambor <mjambor@suse.cz>
11847 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
11848 the outlined kernel function.
11850 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
11852 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
11853 (ISA_HAS_DLSA): Ditto.
11855 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
11857 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
11859 2016-05-16 Nathan Sidwell <nathan@acm.org>
11861 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
11862 (nvptx_name_replacement): Restore. Add comment.
11863 (write_fn_proto, write_fn_proto_from_insn,
11864 nvptx_output_call_insn): Restore
11865 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
11867 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
11869 * config/aarch64/aarch64.md
11870 (add<mode>3_compareC_cconly_imm): Remove use of %w.
11871 (add<mode>3_compareC_imm): Likewise.
11872 (<optab>si3_uxtw): Split into register and immediate variants.
11873 (andsi3_compare0_uxtw): Likewise.
11874 (and<mode>3_compare0): Likewise.
11875 (and<mode>3nr_compare0): Likewise.
11876 (stack_protect_test_<mode>): Don't use %x for memory operands.
11878 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
11880 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
11882 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
11884 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
11885 Split integer shifts into shift_reg and bfm.
11886 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
11887 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
11888 (ror<mode>3_insn): Likewise.
11889 (<optab>si3_insn_uxtw): Likewise.
11890 (<optab><mode>3_insn): Change to rotate_imm.
11891 (extr<mode>5_insn_alt): Likewise.
11892 (extrsi5_insn_uxtw): Likewise.
11893 (extrsi5_insn_uxtw_alt): Likewise.
11895 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
11897 * doc/tm.texi: Regenerate.
11898 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
11899 (TARGET_INVALID_RETURN_TYPE): Remove.
11900 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
11901 TARGET_INVALID_RETURN_TYPE.
11902 * target.def (invalid_parameter_type): Remove.
11903 (invalid_return_type): Remove.
11905 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11907 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
11908 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
11910 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
11912 (preserve_function_body_p): No need to preserve function body
11913 * cif-codes.def (CIF_THUNK): Remove.
11914 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
11916 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11918 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
11920 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11922 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
11925 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11927 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
11928 (inline_small_functions): Do not look for function symbol when
11931 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
11933 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
11936 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
11937 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11938 Jiong Wang <jiong.wang@arm.com>
11940 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
11941 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
11942 Define __ARM_FP16_ARGS when appropriate.
11943 * config/arm/arm.c (arm_invalid_parameter_type): Remove
11945 (arm_invalid_return_type): Likewise.
11946 (TARGET_INVALID_PARAMETER_TYPE): Remove.
11947 (TARGET_INVALID_RETURN_TYPE): Remove.
11948 (aapcs_vfp_sub_candidate): Allow HFmode.
11949 (aapcs_vfp_allocate): Add comment. Support HFmode.
11950 (aapcs_vfp_allocate_return_reg): Likewise.
11951 (struct aapcs_cp_arg_layout): Slightly reword comments for
11952 is_return_candidate and allocate_return_reg.
11953 (output_mov_vfp): Update assert.
11954 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
11956 (arm_invalid_parameter_type): Remove.
11957 (amr_invalid_return_type): Remove.
11958 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
11959 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
11960 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
11962 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
11964 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
11965 * config/aarch64/arch64-protos.h
11966 (aarch64_legitimize_reload_address): Remove.
11967 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
11970 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
11972 * configure.ac: Add ACX_NONCANONICAL_HOST.
11973 * configure: Regenerate.
11974 * Makefile.in: Set host_noncanonical.
11976 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
11979 * config/i386/i386.md (*movtf_internal): Before register allocation,
11980 do not allow FP constants for CM_MEDIUM memory model, allow only
11981 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
11982 (*movxf_internal): Ditto.
11983 (*movdf_internal): Ditto.
11984 (*movsf_internal): Ditto.
11986 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
11988 PR rtl-optimization/67483
11989 * combine.c (make_compound_operation): Don't call extract_left_shift
11990 with negative shift amounts.
11992 2016-05-13 Jakub Jelinek <jakub@redhat.com>
11995 * fold-const.c (fold_checksum_tree): Allow modification
11996 of TYPE_ALIAS_SET during folding.
11998 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
11999 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
12000 (ix86_split_to_parts): Likewise. Fix up formatting.
12002 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
12004 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
12005 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
12008 2016-05-13 Nathan Sidwell <nathan@acm.org>
12010 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
12011 (nvptx_name_replacement): Delete.
12012 (write_fn_proto, write_fn_proto_from_insn,
12013 nvptx_output_call_insn): Remove nvptx_name_replacement call.
12014 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
12015 * langhooks.c (add_builtin_funcction_common): Call
12016 targetm.mangle_decl_assembler_name.
12018 * config/nvptx/nvptx.c (write_fn_proto): Handle
12019 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
12021 2016-05-13 Martin Liska <mliska@suse.cz>
12023 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
12024 and PRIu64 in printf format.
12026 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12028 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
12031 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12033 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12034 Change --param max-completely-peeled-times to
12035 --param max-completely-peel-times in dump file printing.
12037 2016-05-13 Richard Biener <rguenther@suse.de>
12039 PR tree-optimization/42587
12040 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
12041 (find_bswap_or_nop_1): Likewise.
12042 (bswap_replace): Likewise.
12044 2016-05-13 Martin Liska <mliska@suse.cz>
12046 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
12047 Initialize a variable with default value.
12049 2016-05-13 Martin Liska <mliska@suse.cz>
12051 * doc/invoke.texi: Enhance explanation of error recovery
12054 2016-05-13 Martin Liska <mliska@suse.cz>
12056 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
12057 (struct cost_pair): Change inv_expr_id (int) to inv_expr
12058 (iv_inv_expr_ent *).
12059 (struct iv_inv_expr_ent): Comment struct fields.
12060 (sort_iv_inv_expr_ent): New function.
12061 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
12062 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
12063 a hash_map between iv_inv_expr_ent and number of usages.
12064 (niter_for_exit): Fix coding style.
12065 (tree_ssa_iv_optimize_init): Use renamed variable.
12066 (determine_base_object): Fix coding style.
12067 (alloc_iv): Likewise.
12068 (find_interesting_uses_outside): Likewise.
12069 (add_candidate_1): Likewise.
12070 (add_standard_iv_candidates): Likewise.
12071 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
12072 (prepare_decl_rtl): Fix coding style.
12073 (get_address_cost): Likewise.
12074 (get_shiftadd_cost): Likewise.
12075 (force_expr_to_var_cost): Likewise.
12076 (compare_aff_trees): Likewise.
12077 (get_expr_id): Restructure the function.
12078 (get_loop_invariant_expr_id): Renamed to
12079 get_loop_invariant_expr.
12080 (get_computation_cost_at): Replace usage of inv_expr_id with
12082 (get_computation_cost): Likewise.
12083 (determine_group_iv_cost_generic): Likewise.
12084 (determine_group_iv_cost_address): Likewise.
12085 (iv_period): Fix coding style.
12086 (iv_elimination_compare_lt): Likewise.
12087 (may_eliminate_iv): Likewise.
12088 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
12090 (determine_group_iv_costs): Dump invariant expressions.
12091 (iv_ca_recount_cost): Use the newly added hash_map.
12092 (iv_ca_set_remove_invariants): Fix coding style.
12093 (iv_ca_set_add_invariants): Fix coding style.
12094 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
12096 (iv_ca_set_cp): Likewise.
12097 (iv_ca_new): Initialize the newly added hash_map and remove
12098 initialization of fields.
12099 (iv_ca_free): Delete the hash_map.
12100 (iv_ca_dump): Dump invariant expressions.
12101 (iv_ca_extend): Fix coding style.
12102 (try_add_cand_for): Likewise.
12103 (create_new_ivs): Dump information about # of avg iterations and
12104 # of used invariant expressions.
12105 (rewrite_use_compare): Fix coding style.
12106 (free_loop_data): Set default value for max_inv_expr_id.
12108 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
12110 * cse.c (rest_of_handle_cse): Use cleanup_cfg
12111 returned value cse_cfg_altered computation.
12112 (rest_of_handle_cse2): Likewise.
12113 (rest_of_handle_cse_after_global_opts): Likewise.
12115 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12118 * config/arm/arm.c (arm32_output_mi_thunk): New.
12119 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
12120 to split Thumb1 vs TARGET_32BIT functionality.
12121 (arm_thumb1_mi_thunk): New.
12123 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12125 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
12128 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12131 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
12133 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
12135 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
12136 (expand_builtin_trap): Emit a regular call.
12137 (set_builtin_user_assembler_name): Remove obsolete cases.
12138 * dse.c (scan_insn): Adjust.
12139 * except.c: Include calls.h.
12140 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
12141 emit a regular call to setjmp.
12142 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
12143 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
12144 (emit_block_move_via_libcall): Delete.
12145 (block_move_fn): Delete.
12146 (init_block_move_fn): Likewise.
12147 (emit_block_move_libcall_fn): Likewise.
12148 (emit_block_op_via_libcall): New function.
12149 (set_storage_via_libcall): Tidy up and use memset builtin.
12150 (block_clear_fn): Delete.
12151 (init_block_clear_fn): Likewise.
12152 (clear_storage_libcall_fn): Likewise.
12153 (expand_assignment): Call emit_block_move_via_libcall.
12154 Do not include gt-expr.h.
12155 * expr.h (emit_block_op_via_libcall): Declare.
12156 (emit_block_copy_via_libcall): New inline function.
12157 (emit_block_move_via_libcall): Likewise.
12158 (emit_block_comp_via_libcall): Likewise.
12159 (block_clear_fn): Delete.
12160 (init_block_move_fn): Likewise.
12161 (init_block_clear_fn): Likewise.
12162 (emit_block_move_via_libcall): Likewise.
12163 (set_storage_via_libcall): Add default parameter value.
12164 * libfuncs.h (enum libfunc_index): Remove obsolete values.
12165 (abort_libfunc): Delete.
12166 (memcpy_libfunc): Likewise.
12167 (memmove_libfunc): Likewise.
12168 (memcmp_libfunc): Likewise.
12169 (memset_libfunc): Likewise.
12170 (setbits_libfunc): Likewise.
12171 (setjmp_libfunc): Likewise.
12172 (longjmp_libfunc): Likewise.
12173 (profile_function_entry_libfunc): Likewise.
12174 (profile_function_exit_libfunc): Likewise.
12175 (gcov_flush_libfunc): Likewise.
12176 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
12177 and DECL_VISIBILITY on the declaration.
12178 (init_optabs): Do not initialize obsolete libfuncs.
12179 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
12180 * tree-core.h (ECF_RET1): Define.
12181 (ECF_TM_PURE): Adjust.
12182 (ECF_TM_BUILTIN): Likewise.
12183 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
12184 (build_common_builtin_nodes): Initialize abort builtin.
12185 Add ECF_RET1 on memcpy, memmove and memset builtins.
12186 Pass final flags for alloca and alloca_with_align builtins.
12187 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
12189 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
12190 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
12191 set_storage_via_libcall and call emit_block_copy_via_libcall.
12193 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
12195 * config/i386/i386.md (*call_got_x32): Change operand 0 to
12196 DImode before it is passed to ix86_output_call_operand.
12197 (*call_value_got_x32): Ditto for operand 1.
12199 2016-05-12 Jiong Wang <jiong.wang@arm.com>
12201 PR rtl-optimization/70904
12202 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
12203 reload for wide mode.
12205 2016-05-12 Marek Polacek <polacek@redhat.com>
12208 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
12209 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
12210 * langhooks.h (incomplete_type_error): Likewise.
12211 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
12212 parameter, pass it down to incomplete_type_error.
12213 * tree.h (size_in_bytes): New inline overload.
12214 (size_in_bytes_loc): Renamed from size_in_bytes.
12216 2016-05-12 Richard Biener <rguenther@suse.de>
12218 PR tree-optimization/71059
12219 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
12220 nary before looking up or entering the expression into the VN
12222 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
12223 Make sure to re-use NARYs without result as inserted by
12226 2016-05-12 Richard Biener <rguenther@suse.de>
12228 PR tree-optimization/71062
12229 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
12231 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12232 vars_contains_restrict if the var is a restrict tag.
12233 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
12234 do not disambiguate pointers against it.
12235 (dump_points_to_solution): Re-structure and adjust for new
12236 vars_contains_restrict flag.
12237 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
12239 2016-05-12 Martin Liska <mliska@suse.cz>
12241 * doc/invoke.texi: Explain connection between
12242 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
12244 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
12246 PR tree-optimization/71006
12247 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
12248 consider COND_EXPR as a mask producer.
12250 2016-05-12 Marek Polacek <polacek@redhat.com>
12253 * opts.c (common_handle_option): Detect missing argument for --help^.
12255 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12258 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
12259 when popping the PC and within an interrupt handler routine.
12260 Add missing tab to output of "ldmfd".
12261 (output_return_instruction): Output LDMFD with SP update rather
12262 than POP when returning from interrupt handler.
12264 2016-05-12 Jakub Jelinek <jakub@redhat.com>
12266 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
12267 TARGET_64BIT && TARGET_AVX512DQ.
12268 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
12269 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
12270 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
12271 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
12272 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
12273 (*vec_extractv4si_zext): Add avx512dq alternative.
12274 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
12275 use v instead of x constraint in other alternatives where possible.
12277 * config/i386/sse.md (sse2_loadld): Use v instead of x
12278 constraint in alternatives 0,1,4.
12280 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
12281 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
12282 v constraints instead of x and <pinsr_evex_isa> isa attribute.
12285 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
12286 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
12287 is not emitted unless TARGET_AVX512BW.
12288 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
12289 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
12290 for the result operand.
12292 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
12293 constraint instead of x in avx alternatives. Use maybe_evex instead
12296 * config/i386/constraints.md (Yv): New constraint.
12297 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
12298 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
12299 * config/i386/i386.md (avx512fvecmode): New mode attr.
12300 (*pushtf): Use v constraint instead of x.
12301 (*movtf_internal): Likewise. For TARGET_AVX512VL and
12302 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
12303 (*absneg<mode>2): Use Yv constraint instead of x constraint.
12304 (*absnegtf2_sse): Likewise.
12305 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
12306 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
12307 avx512f alternatives.
12308 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
12310 2016-05-12 Richard Biener <rguenther@suse.de>
12312 PR tree-optimization/71060
12313 * tree-data-ref.c (initialize_data_dependence_relation): Do not
12314 require exact match of DR_BASE_OBJECT but only matching address and
12317 2016-05-12 Richard Biener <rguenther@suse.de>
12319 PR tree-optimization/70986
12320 * cfganal.c: Include cfgloop.h.
12321 (dfs_find_deadend): Prefer to take edges exiting loops.
12323 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12325 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
12326 compile and run time.
12328 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
12331 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
12333 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
12335 * config/i386/i386.c (legitimize_pic_address): Use
12336 copy_to_suggested_reg instead of gen_movsi.
12338 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12340 * config/rs6000/predicates.md (quad_memory_operand): Move most of
12341 the code into quad_address_p and call it to share code with
12342 vsx_quad_dform_memory_operand.
12343 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
12345 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
12346 bit instead of being a separate word. Split -mpower9-dform into
12347 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
12348 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
12349 for the register class supporting 128-bit quad word memory offsets.
12350 (mode_supports_vsx_dform_quad): Helper function to return if the
12351 register class uses quad word memory offsets.
12352 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
12353 (rs6000_debug_reg_global): Always print if we are using LRA or not.
12354 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
12355 instructions are enabled, set up the appropriate addr_masks for
12357 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
12358 -mpower9-dform-scalar, instead of -mpower9-dform.
12359 (rs6000_option_override_internal): Split -mpower9-dform into two
12360 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
12361 -mpower9-dform switch sets or clears both. If we are not using
12362 the LRA register allocator, do not enable -mpower9-dform-vector by
12363 default. If we are using LRA, enable -mpower9-dform-vector and
12364 -mvsx-timode if it is appropriate. Issue a warning if either
12365 -mpower9-dform-vector or -mvsx-timode are explicitly used without
12367 (quad_address_offset_p): New helper function to return if the
12368 offset is legal for quad word memory instructions.
12369 (quad_address_p): New function to determin if GPR or vector
12370 register quad word memory addresses are legal.
12371 (mem_operand_gpr): Validate quad word address offsets.
12372 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
12373 d-form (register + offset) instructions.
12374 (offsettable_ok_by_alignment): Likewise.
12375 (rs6000_legitimate_offset_address_p): Likewise.
12376 (legitimate_lo_sum_address_p): Likewise.
12377 (rs6000_legitimize_address): Likewise.
12378 (rs6000_legitimize_reload_address): Add more debug statements for
12380 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
12381 d-form instructions.
12382 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
12383 d-form instructions. Distinguish different cases in debug
12384 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
12385 d-form instructions.
12386 (rs6000_preferred_reload_class): Likewise.
12387 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
12388 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
12389 of the ISA 2.06 indexed memory instructions.
12390 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
12391 use them to save/restore the saved vector registers instead of
12392 using Altivec instructions.
12393 (rs6000_emit_epilogue): Likewise.
12394 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
12395 (rs6000_opt_masks): Split -mpower9-dform into
12396 -mpower9-dform-scalar and -mpower9-dform-vector.
12397 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
12399 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
12400 ISA 3.0 vector indexed memory instructions, and fold the code into
12401 the normal mov<mode> patterns.
12402 (p9_vecstore_<mode>): Likewise.
12403 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
12405 (vsx_movti_64bit): Likewise.
12406 (vsx_movti_32bit): Likewise.
12407 * config/rs6000/constraints.md (wO constraint): New constraint for
12408 ISA 3.0 vector d-form support.
12409 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
12410 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
12411 include -mpower9-dform-vector until we switch over to LRA.
12412 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
12413 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
12414 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
12415 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12416 for -mpower9-dform and -mlra.
12417 * doc/md.texi (wO constraint): Document wO constraint.
12419 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
12421 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
12422 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
12423 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
12424 Move handling of non-insn arguments inline into the sole user:
12425 (output_trans_func): ...here.
12426 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
12427 in emitted function prototype.
12428 (output_internal_insn_latency_func): Ditto. Simplify.
12429 (output_internal_maximal_insn_latency_func): Ditto. Delete
12430 always-unused argument.
12431 (output_insn_latency_func): Ditto.
12432 (output_maximal_insn_latency_func): Ditto.
12434 2016-05-11 Richard Biener <rguenther@suse.de>
12436 PR tree-optimization/71055
12437 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
12438 sth with precision not equal to access size verify we don't chop
12441 2016-05-11 Richard Biener <rguenther@suse.de>
12444 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
12445 (dwarf2out_finish): Move retry_incomplete_types call ...
12446 (dwarf2out_early_finish): ... here.
12448 2016-05-11 Richard Biener <rguenther@suse.de>
12450 PR middle-end/71002
12451 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
12452 if the langhook insists on it.
12453 * fold-const.c (make_bit_field_ref): Add arg for the original
12454 reference and preserve its alias-set.
12455 (decode_field_reference): Take exp by reference and adjust it
12456 to the original memory reference.
12457 (optimize_bit_field_compare): Adjust callers.
12458 (fold_truth_andor_1): Likewise.
12459 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
12461 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
12463 PR middle-end/70807
12464 * cfgrtl.h (delete_insn_and_edges): Now return bool.
12465 * cfgrtl.c (delete_insn_and_edges): Likewise.
12466 * config/i386/i386.c (convert_scalars_to_vector): Remove
12468 * cse.c (cse_insn): Compute cse_cfg_altered.
12469 (delete_trivially_dead_insns): Likewise.
12470 (cse_cc_succs): Likewise.
12471 (rest_of_handle_cse): Free dominance info if required.
12472 (rest_of_handle_cse2): Likewise.
12473 (rest_of_handle_cse_after_global_opts): Likewise.
12475 2016-05-11 Alan Modra <amodra@gmail.com>
12477 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
12478 abi_v4_pass_in_fpr): New functions.
12479 (rs6000_function_arg_boundary): Exclude complex IBM long double
12480 from 64-bit alignment when ABI_V4.
12481 (rs6000_function_arg, rs6000_function_arg_advance_1,
12482 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
12484 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
12486 PR rtl-optimization/71028
12487 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
12488 jump with just a return in the fallthrough block if the branch
12489 block contains just a return as well.
12491 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
12493 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
12494 * match.pd ((X & Y) ^ Y): ... this.
12495 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
12496 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
12498 2016-05-10 David Malcolm <dmalcolm@redhat.com>
12500 * read-md.c (require_char_ws): New function.
12501 (read_string): Simplify using require_char_ws.
12502 (handle_constants): Likewise.
12503 (handle_enum): Likewise.
12504 (handle_file): Likewise.
12505 * read-md.h (require_char_ws): New declaration.
12506 * read-rtl.c (read_conditions): Simplify using require_char_ws.
12507 (read_mapping): Likewise.
12508 (read_rtx_code): Likewise.
12509 (read_nested_rtx): Likewise.
12511 2016-05-10 James Norris <jnorris@codesourcery.com>
12513 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
12514 if offloading is enabled and -fopenacc or -fopenmp is specified.
12515 (CRTOFFLOADEND): Likewise.
12516 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
12517 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
12519 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
12521 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
12522 gotoff_operand code paths. Use copy_to_suggested_regs and
12523 expand_simple_binop where appropriate. Cleanup.
12525 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
12528 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
12530 (dimode_scalar_chain::vector_const_cost): New.
12531 (dimode_scalar_chain::compute_convert_gain): Handle constants.
12532 (dimode_scalar_chain::convert_op): Likewise.
12533 (dimode_scalar_chain::convert_insn): Likewise.
12535 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
12537 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
12538 unary operation, not a binary one.
12540 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
12542 PR middle-end/70877
12543 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
12544 calls with type casted fndecl.
12546 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
12548 PR tree-optimization/70786
12549 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
12550 * calls.c (initialize_argument_information): Bind bounds
12551 with corresponding args passed by reference.
12553 2016-05-10 Jakub Jelinek <jakub@redhat.com>
12556 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
12557 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
12558 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
12561 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12564 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
12565 code for a zero scale factor.
12566 (vsx_xvcvdpuxds_scale): Likewise.
12568 2016-05-10 David Malcolm <dmalcolm@redhat.com>
12570 * diagnostic-show-locus.c (layout::layout): Call show_ruler
12571 if show_ruler_p was set on the context.
12572 (layout::show_ruler): New method.
12573 * diagnostic.h (struct diagnostic_context): Add field
12576 2016-05-10 Richard Biener <rguenther@suse.de>
12578 PR tree-optimization/71039
12579 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
12580 (chk_uses): New function.
12581 (propagate_with_phi): Verify we can safely replicate the lhs of an
12582 aggregate assignment on all incoming edges.
12584 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
12586 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
12588 (rx_atomic_sequence): New class.
12589 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
12590 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
12592 (rx_atomic_sequence::rx_atomic_sequence,
12593 rx_atomic_sequence::~rx_atomic_sequence): New functions.
12594 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
12595 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
12596 CTRLREG_INTB): New constants.
12597 (FETCHOP): New code iterator.
12598 (fethcop_name, fetchop_name2): New iterator code attributes.
12599 (QIHI): New mode iterator.
12600 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
12601 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
12602 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
12604 2016-05-10 Martin Liska <mliska@suse.cz>
12606 * tree-inline.c (remap_dependence_clique): Do not remap
12607 debugging statements.
12609 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12611 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
12612 ("*fixuns_truncdfdi2_z13")
12613 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
12614 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
12615 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
12617 2016-05-10 Richard Biener <rguenther@suse.de>
12619 PR tree-optimization/70497
12620 PR tree-optimization/28367
12621 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
12623 (visit_reference_op_load): ... here.
12624 (vn_reference_lookup_3): Use it to handle subreg-like accesses
12625 with simplified BIT_FIELD_REFs.
12626 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
12627 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
12630 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
12632 * dwarf2out.c (add_abstract_origin_attribute): Adjust
12633 documentation comment. For BLOCK nodes, add a
12634 DW_AT_abstract_origin attribute that points to the DIE generated
12635 for the origin BLOCK.
12636 (gen_lexical_block_die): Call add_abstract_origin_attribute for
12637 blocks from inlined functions.
12639 2016-05-10 Alan Modra <amodra@gmail.com>
12642 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
12643 regrename modifying insns saving lr before __morestack call.
12644 * config/rs6000/rs6000.md (split_stack_return): Similarly for
12645 insns restoring lr after __morestack call.
12647 2016-05-09 Jakub Jelinek <jakub@redhat.com>
12649 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
12650 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
12652 * config/i386/sse.md (vec_interleave_high<mode>,
12653 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
12654 <avx512>_vpermt2var<mode>3_maskz): Likewise.
12656 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
12658 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
12659 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
12660 parallel reassociation for power8 and forward.
12662 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
12664 * config/i386/i386.md (absneg splitters with general regs): Use
12665 general_reg_operand predicate.
12666 (btsq peephole2): Use x86_64_immediate_operand to check if new
12667 value is suitable for immediate operand. Generate emitted insn
12668 using RTL expressions.
12669 (btcq peephole2): Ditto.
12670 (btrq peephole2): Ditto. Generate correct immediate operand
12673 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
12675 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
12678 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
12680 * tree-affine.c (wide_int_constant_multiple_p): Add missing
12681 pointer dereference.
12683 2016-05-09 Richard Biener <rguenther@suse.de>
12685 PR tree-optimization/70985
12686 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
12687 op0 isn't a gimple register.
12689 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
12691 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
12692 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
12693 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
12694 (i6400_fpu_mult): New cpu units.
12695 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
12696 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
12697 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
12698 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
12699 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
12700 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
12701 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
12702 (i6400_msa_long_float4, i6400_msa_long_float5)
12703 (i6400_msa_long_float8, i6400_msa_fdiv_df)
12704 (i6400_msa_fdiv_sf): New reservations.
12705 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
12706 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
12707 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
12708 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
12709 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
12710 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
12711 (msa_short_cmp, msa_short_float2, msa_short_logic3)
12712 (msa_short_store4, msa_long_load, msa_short_store)
12713 (msa_long_logic, msa_long_float2, msa_long_float4)
12714 (msa_long_float5, msa_long_float8, msa_long_mult)
12715 (msa_long_fdiv, msa_long_div): New reservations.
12717 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
12718 Sameera Deshpande <sameera.deshpande@imgtec.com>
12719 Matthew Fortune <matthew.fortune@imgtec.com>
12720 Graham Stott <graham.stott@imgtec.com>
12721 Chao-ying Fu <chao-ying.fu@imgtec.com>
12723 * config.gcc: Add MSA header file for mips*-*-* target.
12724 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
12725 (Ubv8i, Urv8): New constraints.
12726 * config/mips/mips-ftypes.def: Add function types for MSA
12728 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
12729 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
12730 * config/mips/mips-msa.md: New file.
12731 * config/mips/mips-protos.h
12732 (mips_split_128bit_const_insns): New prototype.
12733 (mips_msa_idiv_insns): Likewise.
12734 (mips_split_128bit_move): Likewise.
12735 (mips_split_128bit_move_p): Likewise.
12736 (mips_split_msa_copy_d): Likewise.
12737 (mips_split_msa_insert_d): Likewise.
12738 (mips_split_msa_fill_d): Likewise.
12739 (mips_expand_msa_branch): Likewise.
12740 (mips_const_vector_same_val_p): Likewise.
12741 (mips_const_vector_same_bytes_p): Likewise.
12742 (mips_const_vector_same_int_p): Likewise.
12743 (mips_const_vector_shuffle_set_p): Likewise.
12744 (mips_const_vector_bitimm_set_p): Likewise.
12745 (mips_const_vector_bitimm_clr_p): Likewise.
12746 (mips_msa_vec_parallel_const_half): Likewise.
12747 (mips_msa_output_division): Likewise.
12748 (mips_ldst_scaled_shift): Likewise.
12749 (mips_expand_vec_cond_expr): Likewise.
12750 * config/mips/mips.c (enum mips_builtin_type): Add
12751 MIPS_BUILTIN_MSA_TEST_BRANCH.
12752 (mips_gen_const_int_vector_shuffle): New prototype.
12753 (mips_const_vector_bitimm_set_p): New function.
12754 (mips_const_vector_bitimm_clr_p): Likewise.
12755 (mips_const_vector_same_val_p): Likewise.
12756 (mips_const_vector_same_bytes_p): Likewise.
12757 (mips_const_vector_same_int_p): Likewise.
12758 (mips_const_vector_shuffle_set_p): Likewise.
12759 (mips_symbol_insns): Forbid loading symbols via immediate for
12761 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
12763 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
12765 (mips_lx_address_p): Add support load indexed address for MSA.
12766 (mips_address_insns): Add calculation of instructions needed for
12767 stores and loads for MSA.
12768 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
12769 CONST_VECTOR for MSA and let it fall through.
12770 (mips_ldst_scaled_shift): New function.
12771 (mips_subword_at_byte): Likewise.
12772 (mips_msa_idiv_insns): Likewise.
12773 (mips_legitimize_move): Validate MSA moves.
12774 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
12775 calculation of costs for MSA division.
12776 (mips_split_move_p): Check if MSA moves need splitting.
12777 (mips_split_move): Split MSA moves if necessary.
12778 (mips_split_128bit_move_p): New function.
12779 (mips_split_128bit_move): Likewise.
12780 (mips_split_msa_copy_d): Likewise.
12781 (mips_split_msa_insert_d): Likewise.
12782 (mips_split_msa_fill_d): Likewise.
12783 (mips_output_move): Handle MSA moves.
12784 (mips_expand_msa_branch): New function.
12785 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
12786 Reinstate 'y' modifier.
12787 (mips_file_start): Add MSA .gnu_attribute.
12788 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
12790 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
12791 (mips_class_max_nregs): Add register size for MSA supported mode.
12792 (mips_cannot_change_mode_class): Allow conversion between MSA
12793 vector modes and TImode.
12794 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
12796 (mips_secondary_reload_class): Force MSA loads/stores via memory.
12797 (mips_preferred_simd_mode): Add preffered modes for MSA.
12798 (mips_vector_mode_supported_p): Add MSA supported modes.
12799 (mips_autovectorize_vector_sizes): New function.
12800 (mips_msa_output_division): Likewise.
12801 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
12802 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
12803 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
12804 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
12805 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
12806 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
12807 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
12808 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
12809 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
12810 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
12811 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
12812 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
12813 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
12814 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
12815 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
12816 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
12817 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
12818 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
12819 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
12820 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
12821 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
12822 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
12823 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
12824 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
12825 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
12826 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
12827 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
12828 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
12829 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
12830 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
12831 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
12832 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
12833 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
12834 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
12835 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
12836 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
12837 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
12838 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
12839 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
12840 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
12841 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
12842 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
12843 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
12844 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
12845 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
12846 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
12847 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
12848 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
12849 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
12850 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
12851 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
12852 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
12853 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
12854 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
12855 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
12856 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
12857 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
12858 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
12859 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
12860 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
12861 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
12862 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
12863 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
12864 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
12865 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
12866 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
12867 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
12868 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
12869 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
12870 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
12871 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
12872 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
12873 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
12874 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
12875 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
12876 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
12877 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
12878 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
12879 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
12880 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
12881 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
12882 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
12883 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
12884 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
12885 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
12886 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
12887 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
12888 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
12889 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
12890 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
12891 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
12892 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
12893 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
12894 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
12895 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
12896 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
12897 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
12898 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
12899 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
12900 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
12901 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
12902 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
12903 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
12904 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
12905 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
12906 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
12907 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
12908 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
12909 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
12910 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
12911 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
12912 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
12913 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
12914 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
12915 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
12916 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
12917 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
12918 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
12919 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
12920 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
12921 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
12922 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
12923 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
12924 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
12925 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
12926 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
12927 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
12928 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
12929 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
12930 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
12931 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
12932 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
12933 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
12934 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
12935 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
12936 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
12937 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
12938 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
12939 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
12940 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
12941 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
12942 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
12943 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
12944 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
12945 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
12946 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
12947 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
12948 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
12949 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
12950 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
12951 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
12953 (mips_get_builtin_decl_index): New array.
12954 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
12955 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
12956 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
12957 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
12958 (mips_init_builtins): Initialize mips_get_builtin_decl_index
12960 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
12962 (mips_expand_builtin_insn): Prepare operands for
12963 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
12964 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
12965 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
12966 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
12967 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
12968 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
12969 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
12970 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
12971 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
12972 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
12973 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
12974 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
12975 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
12976 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
12977 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
12978 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
12979 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
12980 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
12981 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
12982 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
12983 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
12984 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
12985 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
12986 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
12987 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
12988 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
12989 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
12990 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
12991 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
12992 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
12993 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
12994 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
12995 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
12996 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
12997 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
12998 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
12999 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
13000 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
13001 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
13002 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
13003 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
13004 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
13005 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
13006 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
13007 These are set implicitly and an error is reported if overridden.
13008 (mips_expand_builtin_msa_test_branch): New function.
13009 (mips_expand_msa_shuffle): Likewise.
13010 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
13011 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
13012 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
13013 (mips_expand_vec_unpack): Add support for MSA.
13014 (mips_expand_vector_init): Likewise.
13015 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
13016 instead of const0_rtx.
13017 (mips_msa_vec_parallel_const_half): New function.
13018 (mips_gen_const_int_vector): Likewise.
13019 (mips_gen_const_int_vector_shuffle): Likewise.
13020 (mips_expand_msa_cmp): Likewise.
13021 (mips_expand_vec_cond_expr): Likewise.
13022 * config/mips/mips.h
13023 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
13024 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
13026 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
13027 (ISA_HAS_MSA): New macro.
13028 (UNITS_PER_MSA_REG): Likewise.
13029 (BITS_PER_MSA_REG): Likewise.
13030 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
13031 (MSA_REG_FIRST): New macro.
13032 (MSA_REG_LAST): Likewise.
13033 (MSA_REG_NUM): Likewise.
13034 (MSA_REG_P): Likewise.
13035 (MSA_REG_RTX_P): Likewise.
13036 (MSA_SUPPORTED_MODE_P): Likewise.
13037 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
13038 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
13039 * config/mips/mips.md: Include mips-msa.md.
13040 (alu_type): Add simd_add.
13041 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
13042 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
13043 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
13044 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
13045 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
13046 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
13047 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
13048 simd_move, simd_load, simd_store. Choose "multi" for moves
13050 (qword_mode): New attribute.
13051 (insn_count): Add instruction count for quad moves.
13052 Increase the count for MIPS SIMD division.
13053 (UNITMODE): Add UNITMODEs for vector types.
13054 (addsub): New code iterator.
13055 * config/mips/mips.opt (mmsa): New option.
13056 * config/mips/msa.h: New file.
13057 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
13059 * config/mips/mti-linux.h: Likewise.
13060 * config/mips/predicates.md
13061 (const_msa_branch_operand): New constraint.
13062 (const_uimm3_operand): Likewise.
13063 (const_uimm4_operand): Likewise.
13064 (const_uimm5_operand): Likewise.
13065 (const_uimm8_operand): Likewise.
13066 (const_imm5_operand): Likewise.
13067 (aq10b_operand): Likewise.
13068 (aq10h_operand): Likewise.
13069 (aq10w_operand): Likewise.
13070 (aq10d_operand): Likewise.
13071 (const_m1_operand): Likewise.
13072 (reg_or_m1_operand): Likewise.
13073 (const_exp_2_operand): Likewise.
13074 (const_exp_4_operand): Likewise.
13075 (const_exp_8_operand): Likewise.
13076 (const_exp_16_operand): Likewise.
13077 (const_vector_same_val_operand): Likewise.
13078 (const_vector_same_simm5_operand): Likewise.
13079 (const_vector_same_uimm5_operand): Likewise.
13080 (const_vector_same_uimm6_operand): Likewise.
13081 (const_vector_same_uimm8_operand): Likewise.
13082 (par_const_vector_shf_set_operand): Likewise.
13083 (reg_or_vector_same_val_operand): Likewise.
13084 (reg_or_vector_same_simm5_operand): Likewise.
13085 (reg_or_vector_same_uimm6_operand): Likewise.
13086 * doc/extend.texi (MIPS SIMD Architecture Functions): New
13088 * doc/invoke.texi (-mmsa): Document new option.
13090 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13092 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
13093 * configure: Regenerate.
13094 * config.in: Regenerate.
13095 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
13096 on -fvtable-verify.
13097 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
13098 (ENDFILE_VTV_SPEC): Define.
13100 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
13102 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
13103 registers in all interrupt handlers if necessary.
13104 (rl78_option_override): Add warning.
13105 (MUST_SAVE_MDUC_REGISTERS): New macro.
13106 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
13107 * config/rl78/rl78.c (check_mduc_usage): New function.
13108 (mduc_regs): New structure to hold MDUC register data.
13109 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
13110 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
13111 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
13112 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
13113 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
13114 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
13116 2016-05-09 Bin Cheng <bin.cheng@arm.com>
13118 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
13119 (tree-ssa-loop-niter.h): Ditto.
13120 (idx_within_array_bound, ref_within_array_bound): New functions.
13121 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
13122 Factor out check on writable base object to ...
13123 (base_object_writable): ... here.
13125 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13127 * config/arm/arm.md (probe_stack): Add modes to set source
13130 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
13132 * regrename.c (base_reg_class_for_rename): New static function.
13133 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
13135 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
13137 * cgraph.c (thunk_adjust): Export.
13138 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
13139 * cgraphunit.c (thunk_adjust): Export.
13140 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
13142 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
13144 * tree-inline.c (expand_call_inline): Expand thunks inline.
13146 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
13149 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
13150 (*sse2_vd_cvtss2sd): Ditto.
13151 * config/i386/i386.md
13152 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
13153 Generate *sse2_vd_cvtsd2ss pattern.
13154 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
13155 Generate *sse2_vd_cvtss2sd pattern.
13157 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
13159 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
13160 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
13163 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
13165 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
13166 * config/sh/sh.c: Define and declare variables on first use throughout
13168 (current_function_interrupt): Change to bool type.
13169 (frame_insn): Rename to emit_frame_insn and update users.
13170 (push_regs): Use bool for 'interrupt_handler' argument.
13171 (save_schedule_s): Remove.
13172 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
13173 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
13174 targetm.asm_out.unaligned_op.di.
13175 (gen_far_branch): Remove redundant forward declaration.
13176 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
13177 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
13178 (sh_set_return_address, sh_function_ok_for_sibcall,
13179 scavenge_reg): Update comments.
13180 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
13181 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
13182 (sh_attr_renesas_p): Remove unnecessary parentheses.
13183 (branch_dest): Simplify.
13184 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
13185 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
13186 (CUMULATIVE_ARGS): Change macro to typedef.
13187 (current_function_interrupt): Change to bool type.
13188 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
13189 Surround with __cplusplus ifdef.
13190 (sh_compare_op0, sh_compare_op1): Remove.
13191 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
13193 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
13195 * config/arm/arm.md: (arch): Add neon.
13196 (arch_enabled): Return yes for arch neon when TARGET_NEON.
13197 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
13198 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
13199 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
13200 attributes for alt renumbering. Mark alt 3 as non-predicable.
13201 (thumb2_movdf_vfp): Likewise.
13203 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
13205 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
13206 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
13207 (*andqi_1): Add preferred_for_speed attribute to disparage
13208 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
13209 (*<code>qi_1): Ditto.
13210 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
13211 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
13212 (*ashlqi3_1): Ditto.
13213 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
13214 Add preferred_for_size attribute to disparage alternative 0 and
13215 preferred_for_speed attribute to disparage alternative 1 for
13216 TARGET_PARTIAL_REG_STALL targets.
13218 2016-05-07 Tom de Vries <tom@codesourcery.com>
13220 PR tree-optimization/70956
13221 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
13224 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
13226 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
13227 * config/sh/sh.c (sh_cbranch_distance): Implement it.
13228 * config/sh/sh.md (branch_zero): Remove define_attr.
13229 (define_delay): Disable delay slot if branch distance is one insn.
13231 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
13233 * config/i386/i386.md (LEAMODE): New mode attribute.
13234 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
13235 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
13236 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
13237 operand 2 predicate.
13238 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
13239 (*lea<mode>_general_3): Ditto.
13240 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
13242 2016-05-06 Jakub Jelinek <jakub@redhat.com>
13244 * genmddump.c (main): Convert argv from char ** to const char **.
13246 2016-05-06 David Malcolm <dmalcolm@redhat.com>
13248 * coretypes.h (OVERRIDE): New macro.
13249 (FINAL): New macro.
13251 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
13253 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
13254 allow coalescing if the types are compatible.
13256 2016-05-06 David Malcolm <dmalcolm@redhat.com>
13258 * pass_manager.h (pass_manager::register_pass_name): New method.
13259 (pass_manager::get_pass_by_name): New method.
13260 (pass_manager::create_pass_tab): New method.
13261 (pass_manager::m_name_to_pass_map): New field.
13262 * passes.c (name_to_pass_map): Delete global in favor of field
13263 "m_name_to_pass_map" of pass_manager.
13264 (register_pass_name): Rename from a function to...
13265 (pass_manager::register_pass_name): ...this method, updating
13266 for renaming of global "name_to_pass_map" to field
13267 "m_name_to_pass_map".
13268 (create_pass_tab): Rename from a function to...
13269 (pass_manager::create_pass_tab): ...this method, updating
13270 for renaming of global "name_to_pass_map" to field.
13271 (get_pass_by_name): Rename from a function to...
13272 (pass_manager::get_pass_by_name): ...this method.
13273 (enable_disable_pass): Convert use of get_pass_by_name to
13274 a method call, locating the pass_manager singleton.
13276 2016-05-06 David Malcolm <dmalcolm@redhat.com>
13278 * genattr-common.c (main): Convert argv from char ** to const char **.
13279 * genattr.c (main): Likewise.
13280 * genattrtab.c (main): Likewise.
13281 * genautomata.c (initiate_automaton_gen): Likewise.
13283 * gencodes.c (main): Likewise.
13284 * genconditions.c (main): Likewise.
13285 * genconfig.c (main): Likewise.
13286 * genconstants.c (main): Likewise.
13287 * genemit.c (main): Likewise.
13288 * genenums.c (main): Likewise.
13289 * genextract.c (main): Likewise.
13290 * genflags.c (main): Likewise.
13291 * genmddeps.c (main): Likewise.
13292 * genopinit.c (main): Likewise.
13293 * genoutput.c (main): Likewise.
13294 * genpeep.c (main): Likewise.
13295 * genpreds.c (main): Likewise.
13296 * genrecog.c (main): Likewise.
13297 * gensupport.c (init_rtx_reader_args_cb): Likewise.
13298 (init_rtx_reader_args): Likewise.
13299 * gensupport.h (init_rtx_reader_args_cb): Likewise.
13300 (init_rtx_reader_args): Likewise.
13301 * gentarget-def.c (main): Likewise.
13302 * read-md.c (read_md_files): Likewise.
13303 * read-md.h (read_md_files): Likewise.
13305 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
13307 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
13308 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
13309 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
13310 Remove unused predicate.
13311 (register_and_not_fp_reg_operand): Ditto.
13313 2016-05-06 Martin Liska <mliska@suse.cz>
13315 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
13316 instead of vec as the vector is local to the function.
13318 2016-05-06 Jakub Jelinek <jakub@redhat.com>
13320 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
13321 avx512bw alternative.
13323 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
13324 before the ashr<mode>3 pattern.
13326 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
13327 v instead of x in vex or maybe_vex alternatives, use
13328 maybe_evex instead of vex in prefix.
13330 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
13331 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
13332 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
13333 in vex or maybe_vex alternatives, use maybe_evex instead of vex
13336 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
13337 v instead of x in vex or maybe_vex alternatives, use
13338 maybe_evex instead of vex in prefix.
13340 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
13341 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
13342 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
13343 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
13344 alternatives, use maybe_evex instead of vex in prefix.
13346 * config/i386/sse.md (vec_interleave_lowv4sf,
13347 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
13348 v instead of x in vex or maybe_vex alternatives, use
13349 maybe_evex instead of vex in prefix.
13351 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
13352 v instead of x in vex or maybe_vex alternatives, use
13353 maybe_evex instead of vex in prefix.
13355 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
13356 v constraint instead of x.
13358 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
13360 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
13361 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
13364 2016-05-06 Richard Biener <rguenther@suse.de>
13366 PR tree-optimization/70948
13367 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
13368 Properly clobber all fields of va_list for __builtin_va_start.
13370 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
13373 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
13374 loop latch destination.
13376 2016-05-06 Martin Liska <mliska@suse.cz>
13378 * tree-ssa-uninit.c: Apply manual changes
13379 to the GNU coding style.
13380 (prune_uninit_phi_opnds): Rename from
13381 prune_uninit_phi_opnds_in_unrealizable_paths.
13383 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
13385 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
13386 mspace): Remove deprecated options.
13387 * doc/invoke.texi (SH options): Remove -mspace.
13389 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
13391 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
13393 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
13395 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
13396 corresponding combine split pattern.
13398 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
13401 * config/sh/predicates.md (long_displacement_mem_operand): New.
13402 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
13403 Add movi20, movi20s alternatives. Adjust length attribute for
13405 (movsi_ie): Allow for any FPU. Adjust length attribute for
13407 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
13408 attribute for alternatives.
13409 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
13410 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
13411 length attribute for alternatives.
13413 2016-05-06 Richard Biener <rguenther@suse.de>
13415 PR tree-optimization/70960
13416 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
13418 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
13421 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
13422 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
13424 2016-05-06 Marek Polacek <polacek@redhat.com>
13427 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
13429 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
13432 * config/sh/sh.md (*rotcr): Add another variant.
13434 2016-05-06 Richard Biener <rguenther@suse.de>
13436 PR middle-end/70931
13437 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
13439 2016-05-06 Richard Biener <rguenther@suse.de>
13441 PR middle-end/70941
13442 * fold-const.c (split_tree): Always convert to the original type
13445 2016-05-06 Richard Biener <rguenther@suse.de>
13447 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
13448 (fwprop_addr): Likewise.
13450 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
13453 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
13455 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
13456 * config/i386/i386.md (push mem splitter): Use find_constant_src in
13457 the splitter condition.
13458 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
13459 the splitter condition.
13460 (FP float_extend load splitter): Ditto.
13462 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
13464 * config/i386/i386.md (peehole2 patterns): Change true_regnum
13465 to REGNO in all peephole2 patterns.
13466 (post-reload splitters): Change true_regnum to REGNO in
13467 post-reload splitters.
13468 (zero_extend splitters): Use general_reg_operand and
13469 nonimmediate_gr_operand predicates.
13471 2016-05-05 Jakub Jelinek <jakub@redhat.com>
13473 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
13474 v constraint instead of x.
13476 2016-05-05 Alan Modra <amodra@gmail.com>
13479 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
13480 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
13481 TARGET_NO_FP_IN_TOC for -mrelocatable.
13482 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
13483 TARGET_RELOCATABLE test.
13484 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
13485 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13486 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
13487 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
13488 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13489 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
13490 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
13491 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13492 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
13493 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
13495 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
13496 (rs6000_stack_info): Likewise.
13497 (rs6000_elf_asm_out_constructor): Likewise.
13498 (rs6000_elf_asm_out_destructor): Likewise.
13499 (rs6000_elf_declare_function_name): Likewise.
13500 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
13501 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
13504 2016-05-05 Alan Modra <amodra@gmail.com>
13506 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
13508 2016-05-05 Alan Modra <amodra@gmail.com>
13510 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
13511 out-of-line gpr restore for one or two regs if that would add
13514 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
13517 * config/i386/i386.md
13518 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
13519 Change to post-epilogue_completed late splitter. Use sse_reg_operand
13520 as operand 0 predicate.
13521 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
13523 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
13524 Ditto. Emit the pattern using RTX.
13526 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
13527 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
13528 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
13529 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
13531 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
13532 sse_reg_operand as operand 0 predicate.
13534 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
13535 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
13536 instead of gen_rtx_REG.
13537 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
13540 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
13542 * function.c (emit_use_return_register_into_block): Delete.
13543 (gen_return_pattern): Delete.
13544 (emit_return_into_block): Delete.
13545 (active_insn_between): Delete.
13546 (convert_jumps_to_returns): Delete.
13547 (emit_return_for_exit): Delete.
13548 (thread_prologue_and_epilogue_insns): Delete all code dealing with
13549 simple_return for shrink-wrapped blocks.
13550 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
13551 end of blocks that need one.
13552 (get_unconverted_simple_return): Delete.
13553 (convert_to_simple_return): Delete.
13554 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
13555 (convert_to_simple_return): Ditto.
13557 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
13559 * cfgcleanup.c (bb_is_just_return): New function.
13560 (try_optimize_cfg): Simplify jumps to return, branches to return,
13561 and branches around return.
13563 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
13565 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
13566 branch to a return.
13568 2016-05-04 Jakub Jelinek <jakub@redhat.com>
13572 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
13573 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
13574 assert flags & OEP_HASH_CHECK, instead of asserting it
13575 never happens. Handle TARGET_EXPR.
13576 * fold-const.c (operand_equal_p): For hash verification,
13577 or in OEP_HASH_CHECK into flags.
13579 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
13581 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
13583 (compute_samebase_partition_bases): Fix typo.
13585 2016-05-04 Jakub Jelinek <jakub@redhat.com>
13587 * config/i386/sse.md (vec_interleave_highv8sf,
13588 vec_interleave_lowv8sf, vec_interleave_highv4df,
13589 vec_interleave_lowv4df): Remove constraints from expanders.
13591 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
13593 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
13595 * tree-inline.c (expand_call_inline): Fix path dealing with
13596 making lhs of call statement undefined.
13598 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
13600 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
13601 Check availability on NODE, too.
13602 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
13603 (cgraph_node::call_for_symbol_and_aliases): Likewise.
13604 (varpool_node::call_for_symbol_and_aliase): Likewise.
13605 * ipa-pure-const.c (add_new_function): Analyze all bodies.
13606 (propagate_pure_const): Propagate across interposable functions, too.
13607 (skip_function_for_local_pure_const): Do not skip interposable bodies
13609 (pass_local_pure_const::execute): Update.
13611 2016-05-04 Marek Polacek <polacek@redhat.com>
13613 * doc/invoke.texi: Document -Wdangling-else.
13615 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13617 * config.gcc: Error out when conflicting multilib is detected. Do not
13618 loop over multilibs since no combination is legal.
13620 2016-05-04 Alan Modra <amodra@gmail.com>
13622 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
13623 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
13624 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
13627 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
13629 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
13630 Clean up p5600 comments.
13632 2016-05-04 Richard Biener <rguenther@suse.de>
13634 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
13635 constructor simplifications.
13636 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
13638 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
13640 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
13641 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
13642 result.set_rtx is null instead of aborting.
13643 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
13645 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
13646 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
13647 *mov<mode>_store_postinc): New patterns.
13649 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
13651 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
13652 as commutative. Check both conversions are NOP.
13653 ((A & B) OP (C & B)): Remove.
13655 2016-05-04 Alan Modra <amodra@gmail.com>
13657 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
13659 2016-05-04 Alan Modra <amodra@gmail.com>
13662 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
13663 when cr2,3,4 are all fixed regs.
13665 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
13667 PR rtl-optimization/57193
13668 * opts.c (default_options_table): Revert OPT_frename_registers change.
13669 * doc/invoke.texi (-frename-registers, -O2): Likewise.
13671 2016-05-03 Martin Sebor <msebor@redhat.com>
13674 * builtins.c (fold_builtin_FILE): New function.
13675 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
13676 (fold_builtin_0): Call them.
13677 * gimplify.c (gimplify_call_expr): Remove the handling of
13678 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
13681 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
13682 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
13686 * doc/extend.texi (Function Names as Strings): Update __func__,
13687 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
13690 2016-05-03 Jakub Jelinek <jakub@redhat.com>
13691 Richard Biener <rguenther@suse.de>
13693 PR tree-optimization/70916
13694 * tree-if-conv.c: Include cfganal.h.
13695 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
13696 and remove_fake_exit_edges around the optimization pass.
13698 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
13700 * cgraph.c (symbol_table::create_edge): Set inline_failed.
13701 (cgraph_edge::make_direct): Likewise.
13702 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
13703 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
13704 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
13705 (CIF_THUNK): New code.
13706 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
13707 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
13708 (compute_inline_parameters): Set inline_failed for thunks.
13709 (inline_analyze_function): Cleanup.
13710 * ipa-inline.c (can_inline_edge_p): Do not deal with
13711 call_stmt_cannot_inline_p.
13712 (can_early_inline_edge_p): Likewise.
13713 (early_inliner): Initialize inline_failed.
13714 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
13716 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
13718 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
13719 from nonimm_ssenomem_operand.
13720 (nonimm_ssenomem_operand): New predicate.
13721 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
13722 as operand 0 predicate.
13723 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
13724 Disable unsupported alternatives using "enabled" attribute.
13725 Use register_ssemem_operand as operand 0 predicate.
13726 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
13728 2016-05-03 Marek Polacek <polacek@redhat.com>
13731 * input.c (expansion_point_location): New function.
13732 * input.h (expansion_point_location): Declare.
13734 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
13736 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
13737 occurence with frame_offset_ ones.
13739 2016-05-03 Alan Modra <amodra@gmail.com>
13741 PR rtl-optimization/70890
13742 * ira.c (combine_and_move_insns): When moving def_insn, remove
13743 equivs on use_insn.
13745 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
13747 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
13748 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
13749 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
13750 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
13752 2016-05-03 Alan Modra <amodra@gmail.com>
13754 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
13755 for SAVE_MULTIPLE/STORE_MULTIPLE.
13757 2016-05-03 Jakub Jelinek <jakub@redhat.com>
13759 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
13760 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
13762 2016-05-03 Richard Biener <rguenther@suse.de>
13764 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
13766 (gimplify_arg): Likewise.
13767 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
13768 re-writing the result to a decl if required.
13769 (internal_get_tmp_var): Add allow_ssa parameter
13770 and override into_ssa with it.
13771 (get_formal_tmp_var): Adjust.
13772 (get_initialized_tmp_var): Add allow_ssa parameter.
13773 (gimplify_arg): Add allow_ssa parameter and avoid generating
13774 SSA names for the result false.
13775 (gimplify_call_expr): If the call may return twice do not
13776 gimplify parameters into SSA.
13777 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
13778 (gimplify_modify_expr): Adjust assert. For noreturn calls
13779 with a SSA name LHS adjust its def.
13780 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
13781 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
13782 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
13783 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
13784 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
13785 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
13786 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
13787 (optimize_target_teams): Do not allow SSA names for clause operands.
13788 (gimplify_expr): Likewise for where we mark the result addressable.
13789 * passes.def (pass_init_datastructures): Remove.
13790 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
13791 (rewrite_stmt): Likewise.
13792 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
13793 (replace_locals_op): Replace SSA names.
13794 (copy_gimple_seq_and_replace_locals): Init src_cfun.
13795 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
13796 * cgraph.c (release_function_body): Free CFG annotations only
13797 when we have a CFG. Simplify.
13798 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
13799 force_gimple_operand instead of get_initialized_tmp_var.
13800 * tree-pass.h (make_pass_init_datastructures): Remove.
13801 * tree-ssa.c (execute_init_datastructures): Remove.
13802 (pass_data_init_datastructures): Likewise.
13803 (class pass_init_datastructures): Likewise.
13804 (make_pass_init_datastructures): Likewise.
13805 * omp-low.c (create_omp_child_function): Init SSA data structures.
13806 (grid_expand_target_grid_body): Likewise.
13807 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
13808 name before adding it to names_to_release.
13809 (remove_bb): Always release SSA defs.
13810 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
13811 before dereferencing it.
13812 * cgraphunit.c (init_lowered_empty_function): Always
13813 int SSA data structures.
13814 * tree-ssanames.c (release_defs): Remove assert that we are in
13816 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
13818 2016-05-03 Jakub Jelinek <jakub@redhat.com>
13819 Uros Bizjak <ubizjak@gmail.com>
13821 PR rtl-optimization/70467
13822 * config/i386/predicates.md (x86_64_hilo_int_operand,
13823 x86_64_hilo_general_operand): New predicates.
13824 * config/i386/constraints.md (Wd): New constraint.
13825 * config/i386/i386.md (mode attr di): Use Wd instead of e.
13826 (general_hilo_operand): New mode attr.
13827 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
13828 instead of <general_operand>.
13829 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
13830 x86_64_hilo_general_operand instead of <general_operand>.
13832 2016-05-03 Jakub Jelinek <jakub@redhat.com>
13834 PR tree-optimization/70916
13835 * tree-if-conv.c (constant_or_ssa_name): Removed.
13836 (fold_build_cond_expr): Use is_gimple_val instead of
13837 constant_or_ssa_name.
13839 PR tree-optimization/70916
13840 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
13841 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
13844 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
13845 (optimize_atomic_bit_test_and): New function.
13846 (pass_fold_builtins::execute): Use it.
13847 * optabs.def (atomic_bit_test_and_set_optab,
13848 atomic_bit_test_and_complement_optab,
13849 atomic_bit_test_and_reset_optab): New optabs.
13850 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
13851 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
13852 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
13853 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
13854 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
13855 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
13856 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
13857 * doc/md.texi (atomic_bit_test_and_set@var{mode},
13858 atomic_bit_test_and_complement@var{mode},
13859 atomic_bit_test_and_reset@var{mode}): Document.
13860 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
13861 atomic_bit_test_and_complement<mode>,
13862 atomic_bit_test_and_reset<mode>): New expanders.
13863 (atomic_bit_test_and_set<mode>_1,
13864 atomic_bit_test_and_complement<mode>_1,
13865 atomic_bit_test_and_reset<mode>_1): New insns.
13867 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
13869 PR rtl-optimization/70687
13870 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
13871 instead of unsigned HOST_WIDE_INT.
13873 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
13875 PR rtl-optimization/44281
13876 * hard-reg-set.h (struct target_hard_regs): New field
13877 x_fixed_nonglobal_reg_set.
13878 (fixed_nonglobal_reg_set): New macro.
13879 * reginfo.c (init_reg_sets_1): Initialize it.
13880 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
13882 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
13884 2016-05-03 Bin Cheng <bin.cheng@arm.com>
13886 PR tree-optimization/56541
13887 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
13888 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
13889 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
13890 (any_complicated_phi): new static variable.
13891 (aggressive_if_conv): delete.
13892 (if_convertible_phi_p): support phis with more than two arguments.
13893 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
13894 critical pred edges.
13895 (ifcvt_split_critical_edges): support phis with more than two
13896 arguments by checking new parameter. only split critical edges
13898 (tree_if_conversion): handle simd pragma marked loop using new
13899 local variable aggressive_if_conv. check any_complicated_phi.
13901 2016-05-03 Bin Cheng <bin.cheng@arm.com>
13903 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
13906 2016-05-03 Bin Cheng <bin.cheng@arm.com>
13908 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
13911 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
13913 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
13914 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
13915 define_insn_and_split.
13916 (mulsi3_i): New define_insn_and_split.
13917 (mulsi3_call): Convert to define_insn.
13918 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
13919 Remove constraints.
13921 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13923 * machmode.h (mode_complex): Add support to give the complex mode
13925 (GET_MODE_COMPLEX_MODE): Likewise.
13926 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
13927 stored by build_complex_type and gfc_build_complex_type instead of
13928 trying to figure out the appropriate mode based on the size. Raise
13929 an assertion error, if the type was not set.
13930 * genmodes.c (struct mode_data): Add field for the complex type of
13932 (blank_mode): Likewise.
13933 (make_complex_modes): Remember the complex mode created in the
13935 (emit_mode_complex): Write out the mode_complex array to map a
13936 type mode to the complex version.
13937 (emit_insn_modes_c): Likewise.
13938 * tree.c (build_complex_type): Set the complex type to use before
13939 calling layout_type.
13940 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
13941 support for __float128 complex datatypes.
13942 (rs6000_hard_regno_mode_ok): Likewise.
13943 (rs6000_setup_reg_addr_masks): Likewise.
13944 (rs6000_complex_function_value): Likewise.
13945 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
13946 __float128 and __ibm128 complex.
13947 (FLOAT128_IBM_P): Likewise.
13948 (ALTIVEC_ARG_MAX_RETURN): Likewise.
13949 * doc/extend.texi (Additional Floating Types): Document that
13950 -mfloat128 must be used to enable __float128. Document complex
13951 __float128 and __ibm128 support.
13953 2016-05-02 Jakub Jelinek <jakub@redhat.com>
13956 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
13957 char/short arguments promoted to int because of promote_prototypes.
13959 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
13961 * config/i386/predicates.md (register_ssemem_operand): New predicate.
13962 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
13963 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
13964 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
13965 alternatives using "enabled" attribute. Use register_ssemem_operand
13966 as operand 1 predicate.
13967 (*cmpi<unord>xf_i387): Split XFmode pattern from
13968 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
13969 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
13970 *absneg<mode>2_i387. Disable unsupported alternatives using
13971 "enabled" attribute.
13972 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
13974 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
13976 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
13978 (oacc_loop_process): Check mask for loop termination.
13980 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
13982 * cif-code.def (CIF_THUNK): Add.
13983 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
13986 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
13988 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
13989 (dump_inline_summary): Dump it.
13990 (fp_expression_p): New predicate.
13991 (estimate_function_body_sizes): Use it.
13992 (inline_merge_summary): Merge fp_expressions.
13993 (inline_read_section): Read fp_expressions.
13994 (inline_write_summary): Write fp_expressions.
13995 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
13996 codegen boundary if either caller or callee is !fp_expressions.
13997 * ipa-inline.h (inline_summary): Add fp_expressions.
13998 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
13999 to fp_expressions be sure the fp generation flags are updated.
14001 2016-05-02 Jakub Jelinek <jakub@redhat.com>
14003 PR rtl-optimization/70467
14004 * cse.c (cse_insn): Handle no-op MEM moves after folding.
14006 PR rtl-optimization/70467
14007 * ipa-pure-const.c (check_call): Handle internal calls even in
14008 ipa mode like in local mode.
14010 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
14012 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
14014 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
14016 * match.pd (X u< X, X u> X): New transformations.
14018 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
14020 * flag-types.h (enum warn_strict_overflow_code): Move ...
14021 * coretypes.h: ... here.
14022 * fold-const.h (fold_overflow_warning): Declare.
14023 * fold-const.c (fold_overflow_warning): Make non-static.
14024 (fold_comparison): Move the transformation of X +- C1 CMP C2
14025 into X CMP C2 -+ C1 ...
14026 * match.pd: ... here.
14027 * gimple-fold.c (fold_stmt_1): Protect with
14028 fold_defer_overflow_warnings.
14030 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
14032 * omp-low.c (struct oacc_loop): Add 'inner' field.
14033 (new_oacc_loop_raw): Initialize it to zero.
14034 (oacc_loop_fixed_partitions): Initialize it.
14035 (oacc_loop_auto_partitions): Partition outermost loop to outermost
14036 available partitioning.
14038 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
14040 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
14042 (umulsidi3): Likewise.
14043 (indirect_jump): Fix jump instruction assembly patterns.
14045 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
14048 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
14049 (nvptx_function_value): Assert non-NULL cfun.
14051 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
14053 PR rtl-optimization/70886
14054 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
14056 * cselib.h (rtx_equal_for_cselib_1): Declare.
14057 (rtx_equal_for_cselib_p: New inline function.
14058 * cselib.c (rtx_equal_for_cselib_p): Delete.
14059 (rtx_equal_for_cselib_1): Make public.
14061 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
14063 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
14064 (register_mixssei387nonimm_operand): Remove predicate.
14065 * config/i386/i386.md (*fop_<mode>_comm): Merge from
14066 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
14067 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
14068 for TARGET_MIX_SSE_I387 alternatives.
14069 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
14070 Disable unsupported alternatives using "enabled" attribute. Use
14071 nonimm_ssenomem_operand as operand 1 predicate. Also check
14072 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
14074 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
14076 * tree.c (cst_and_fits_in_hwi): Simplify.
14078 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
14080 * tree.h (wi::to_wide): New function.
14081 * expr.c (expand_expr_real_1): Use wi::to_wide.
14082 * fold-const.c (int_const_binop_1): Likewise.
14083 (extract_muldiv_1): Likewise.
14085 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
14087 * wide-int.h: Update offset_int and widest_int documentation.
14088 (WI_SIGNED_SHIFT_RESULT): New macro.
14089 (wi::binary_shift): Define signed_shift_result_type for
14090 shifts on offset_int- and widest_int-like types.
14091 (generic_wide_int): Support <<= and >>= if << and >> are supported.
14092 * tree.h (int_bit_position): Use shift operators instead of wi::
14094 * alias.c (adjust_offset_for_component_ref): Likewise.
14095 * expr.c (get_inner_reference): Likewise.
14096 * fold-const.c (fold_comparison): Likewise.
14097 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
14098 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
14099 * tree-dfa.c (get_ref_base_and_extent): Likewise.
14100 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
14101 (stmt_kills_ref_p): Likewise.
14102 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
14103 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
14104 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14105 (ao_ref_init_from_vn_reference): Likewise.
14107 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
14109 * wide-int.h: Update offset_int and widest_int documentation.
14110 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
14111 (wi::binary_traits): Allow ordered comparisons between offset_int and
14112 offset_int, between widest_int and widest_int, and between either
14113 of these types and basic C types.
14114 (operator <, <=, >, >=): Define for the same combinations.
14115 * tree.h (tree_int_cst_lt): Use comparison operators instead
14116 of wi:: comparisons.
14117 (tree_int_cst_le): Likewise.
14118 * gimple-fold.c (fold_array_ctor_reference): Likewise.
14119 (fold_nonarray_ctor_reference): Likewise.
14120 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
14121 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
14122 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
14123 * tree-sra.c (completely_scalarize): Likewise.
14124 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
14125 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
14126 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
14127 (check_for_binary_op_overflow): Likewise.
14128 (search_for_addr_array): Likewise.
14129 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
14131 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
14133 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
14134 (arc_save_restore): Likewise.
14135 (arc_dwarf_register_span): Likewise.
14136 (arc_output_pic_addr_const): Initialize suffix variable.
14138 2016-05-02 Martin Liska <mliska@suse.cz>
14140 * symbol-summary.h (function_summary::function_summary):
14141 Remove checking assert for all cgraph nodes.
14142 (function_summary::get): Check summary_uid.
14143 (symtab_insertion): Check summary_uid.
14145 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
14147 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
14148 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
14149 bmaskn instruction.
14150 (arc_dwarf_register_span): Remove enum keyword.
14151 (compact_memory_operand_p): New function.
14152 * config/arc/arc.h (reg_class): Add code density register classes.
14153 (REG_CLASS_NAMES): Likewise.
14154 (REG_CLASS_CONTENTS): Likewise.
14155 * config/arc/arc.md (*movqi_insn): Add code density instructions.
14156 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
14157 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
14158 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
14159 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
14161 (h, Rcd, Rsd, Rzd): New register constraints.
14162 (T): Use compact_memory_operand_p function.
14163 * config/arc/predicates.md (compact_load_memory_operand): Remove.
14165 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
14167 * config/sh/sh.md (*negnegt, *movtt): Remove.
14169 2016-05-02 Marek Polacek <polacek@redhat.com>
14170 Tom de Vries <tom@codesourcery.com>
14172 PR tree-optimization/70700
14173 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
14174 bigger than FIRST_REF_NODE.
14176 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
14179 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
14181 (prepare_cbranch_operands): Don't use scratch register. Assume that
14182 function is used when pseudos can be created.
14183 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
14184 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
14185 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
14186 define_expand. Allow it only when pseudos can be created.
14187 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
14189 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
14191 * config/i386/constraints.md (BC): Only allow -1 operands.
14192 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
14193 Add "enabled" attribute. Update XI mode attribute calculation.
14194 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
14195 (*movoi_internal_avx): Update XI mode attribute calculation.
14196 (*movti_internal): Ditto.
14198 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
14200 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
14201 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
14203 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
14205 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
14206 statement on instruction code. Remove trailing spaces.
14207 (altivec_expand_stv_builtin): Likewise.
14209 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
14211 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
14212 (TARGET_FPU_DOUBLE): Simplify.
14213 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
14214 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
14215 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
14216 with 'TARGET_FPU_DOUBLE'.
14217 * config/sh/sh.md: Likewise.
14219 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
14221 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
14222 SH_DIV_STR_FOR_SIZE): Remove.
14223 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
14224 SH_DIV_STR_FOR_SIZE): Remove.
14226 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
14228 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
14229 logical_reg_operand): Delete.
14230 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
14231 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
14232 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
14233 match_operand and match_test.
14234 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
14235 variables on their first use. Return bool values.
14236 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
14237 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
14238 arith_reg_operand for input operand. Remove empty constraints.
14240 (*xorsi3_compact): Rename to xorsi3.
14241 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
14242 (*zero_extend<mode>si2_disp_mem): Update comment.
14245 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
14247 * config/sh/t-sh: Remove SH5 support.
14248 * config.gcc: Likewise.
14249 * configure: Likewise.
14251 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14253 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
14255 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
14257 * config/sh/sh.c (register_sh_passes, sh_option_override,
14258 sh_print_operand, prepare_move_operands,
14259 sh_can_follow_jump): Remove TARGET_SH1 checks.
14260 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
14261 PROMOTE_MODE): Likewise.
14262 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
14265 2016-04-30 Alan Modra <amodra@gmail.com>
14267 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
14268 restoring when fixed_reg_p, but allow out-of-line or stmw save.
14269 Check for user regs later to avoid unnecessary looping over regs.
14270 Merge user reg check with non-saved reg check. Don't force
14271 inline VR restore when static chain used.
14272 (rs6000_frame_related): Omit eh_frame info for user regs when
14274 (fixed_regs_p): Delete.
14276 2016-04-30 Alan Modra <amodra@gmail.com>
14278 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
14279 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
14282 2016-04-30 Alan Modra <amodra@gmail.com>
14285 * config/rs6000/rs6000.c (fixed_reg_p): New function.
14286 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
14289 2016-04-30 Alan Modra <amodra@gmail.com>
14291 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
14292 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
14293 flag_pic test for Darwin.
14295 2016-04-30 Alan Modra <amodra@gmail.com>
14297 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
14298 throw_calls_crossed.
14299 (REG_FREQ_CALLS_CROSSED): Delete.
14300 (REG_N_THROWING_CALLS_CROSSED): Delete.
14301 * regstat.c (regstat_bb_compute_ri): Don't calculate
14302 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
14303 (dump_reg_info): Don't print call cross frequency.
14304 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
14305 and REG_N_THROWING_CALLS_CROSSED.
14307 2016-04-30 Alan Modra <amodra@gmail.com>
14309 * regs.h (struct reg_info_t): Delete live_length.
14310 (REG_LIVE_LENGTH): Delete macro.
14311 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
14312 local_live, local_processed and local_live_last_luid params.
14313 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
14315 (regstat_compute_ri): Adjust for above. Don't set
14317 (dump_reg_info): Don't print live length.
14318 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
14319 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
14320 Localize loop_depth var.
14322 2016-04-30 Alan Modra <amodra@gmail.com>
14324 * ira.c (enum valid_equiv): New.
14325 (validate_equiv_mem): Return enum.
14326 (update_equiv_mem): Create replacement in more cases.
14327 (add_store_equivs): Update validate_equiv_mem call.
14329 2016-04-30 Alan Modra <amodra@gmail.com>
14331 * ira.c (combine_and_move_insns): Rather than scanning insns,
14332 use DF infrastucture to find use and def insns.
14334 2016-04-30 Alan Modra <amodra@gmail.com>
14336 ira.c (combine_and_move_insns): Move invariant conditions..
14337 (ira.c): ..to here. Call combine_and_move_insns before
14338 add_store_equivs. Call grow_reg_equivs later. Allocate
14339 req_equiv later using max_reg_num() rather than global max_regno.
14340 (contains_replace_regs): Delete.
14341 (add_store_equivs): Remove contains_replace_regs test.
14343 2016-04-30 Alan Modra <amodra@gmail.com>
14345 * ira.c (struct equiv_mem_data): New.
14346 (equiv_mem, equiv_mem_modified): Delete static vars.
14347 (validate_equiv_mem_from_store): Use "data" param to communicate..
14348 (validate_equiv_mem): ..from here.
14350 2016-04-30 Alan Modra <amodra@gmail.com>
14352 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
14354 (update_reg_equivs): ..here. Move allocation and freeing of
14355 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
14356 end_alias_analysis to..
14359 2016-04-30 Alan Modra <amodra@gmail.com>
14361 * ira.c (pdx_subregs): Delete.
14362 (struct equivalence): Add pdx_subregs field.
14363 (set_paradoxical_subreg): Remove pdx_subregs param. Update
14364 pdx_subregs access.
14365 (update_equiv_regs): Don't create or free pdx_subregs. Update
14366 pdx_subregs access.
14368 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14370 * config/rs6000/altivec.h: Change definitions of vec_xl and
14372 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
14373 (LD_ELEMREV_V2DI): New.
14374 (LD_ELEMREV_V4SF): New.
14375 (LD_ELEMREV_V4SI): New.
14376 (LD_ELEMREV_V8HI): New.
14377 (LD_ELEMREV_V16QI): New.
14378 (ST_ELEMREV_V2DF): New.
14379 (ST_ELEMREV_V2DI): New.
14380 (ST_ELEMREV_V4SF): New.
14381 (ST_ELEMREV_V4SI): New.
14382 (ST_ELEMREV_V8HI): New.
14383 (ST_ELEMREV_V16QI): New.
14386 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14387 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
14388 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
14389 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
14390 (altivec_expand_builtin): Add handling for
14391 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
14392 (rs6000_invalid_builtin): Add error-checking for
14393 RS6000_BTM_P9_VECTOR.
14394 (altivec_init_builtins): Define builtins used to implement vec_xl
14396 (rs6000_builtin_mask_names): Define power9-vector.
14397 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
14398 (RS6000_BTM_P9_VECTOR): Define.
14399 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
14400 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
14401 (vsx_ld_elemrev_v2df): Likewise.
14402 (vsx_ld_elemrev_v4sf): Likewise.
14403 (vsx_ld_elemrev_v4si): Likewise.
14404 (vsx_ld_elemrev_v8hi): Likewise.
14405 (vsx_ld_elemrev_v16qi): Likewise.
14406 (vsx_st_elemrev_v2df): Likewise.
14407 (vsx_st_elemrev_v2di): Likewise.
14408 (vsx_st_elemrev_v4sf): Likewise.
14409 (vsx_st_elemrev_v4si): Likewise.
14410 (vsx_st_elemrev_v8hi): Likewise.
14411 (vsx_st_elemrev_v16qi): Likewise.
14412 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
14415 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
14417 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
14419 (simplify_control_stmt_condition_1): ... here. Recurse into
14420 BIT_AND_EXPRs and BIT_IOR_EXPRs.
14422 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
14425 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
14426 (zero_extendqi<mode>2_dot): Revert earlier conversion from
14427 define_insn_and_split to define_insn.
14428 (zero_extendqi<mode>2_dot2): Same.
14429 (extendqi<mode>2_dot): Same.
14430 (extendqi<mode>2_dot2): Same.
14432 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
14434 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
14435 (probe_stack): New expander.
14436 (probe_stack_<mode>): New insn pattern.
14438 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
14440 * config/i386/i386.md
14441 (operations with memory inputs setting flags peephole2):
14442 Remove uneeded REG_P checks. Cleanup pattern generation.
14444 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
14446 * tree-vect-loop.c (vect_transform_loop): Fix
14447 nb_iterations_upper_bound computation for vectorized loop.
14449 2016-04-29 Marek Polacek <polacek@redhat.com>
14450 Jakub Jelinek <jakub@redhat.com>
14453 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
14454 TARGET_EXPR_SLOT as a base.
14456 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
14458 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
14459 with 'rCm2' constraints to limit possible immediate size.
14460 (*load_zeroextendqisi_update): Likewise.
14461 (*load_signextendqisi_update): Likewise.
14462 (*loadhi_update): Likewise.
14463 (*load_zeroextendhisi_update): Likewise.
14464 (*load_signextendhisi_update): Likewise.
14465 (*loadsi_update): Likewise.
14466 (*loadsf_update): Likewise.
14468 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
14470 * config/i386/predicates.md (constm1_operand): Fix comparison.
14472 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
14474 * testsuite/gcc.target/arc/ieee_eq.c: New test.
14476 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
14478 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
14479 remaining SH5 related settings.
14480 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
14481 shmedia_prepare_call_address): Delete.
14482 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
14483 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
14484 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
14485 UNSUPPORTED_SH2A): Remove m5 checks.
14486 (sh_divide_strategy_e): Remove SH5 division strategies.
14487 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
14488 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
14490 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14492 * config/s390/s390.c (s390_rtx_costs): Update documentation.
14494 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14496 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
14497 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
14498 Change lder to ldr.
14499 * config/s390/vector.md ("mov<mode>"): Likewise.
14501 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
14503 * config/s390/constraints.md ("U", "W"): Invoke
14504 s390_mem_constraint with "ZR" and "ZT".
14505 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
14506 addresses when using LRA. Accept also short displacements for S
14507 and T constraints. Do not check for long displacement target for
14508 S and T constraints.
14509 (s390_mem_constraint): Remove handling of U and W constraints.
14510 * config/s390/s390.md (various patterns): Remove the short
14511 displacement constraints (Q and R) if a long displacement
14512 constraint is present. Add longdisp as required CPU capability.
14513 * config/s390/vector.md: Likewise.
14514 * config/s390/vx-builtins.md: Likewise.
14516 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14519 * reload1.c (reload): Call finish_spills before
14520 restarting reload loop. Skip select_reload_regs
14521 if update_eliminables_and_spill returns true.
14523 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
14525 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
14526 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
14527 (umulhisi3_imm): Update predicates and constraint letters.
14528 (umulhisi3_reg): Declare instruction as commutative.
14529 * config/arc/constraints.md (J12, J16): New constraints.
14530 * config/arc/predicates.md (short_unsigned_const_operand): New
14532 (arc_short_operand): Likewise.
14533 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
14535 2016-04-29 Richard Biener <rguenther@suse.de>
14537 PR tree-optimization/13962
14538 PR tree-optimization/65686
14539 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
14540 * tree-ssa-alias.c (ptrs_compare_unequal): New function
14541 using PTA to compare pointers.
14542 * match.pd: Add pattern for pointer equality compare simplification
14543 using ptrs_compare_unequal.
14545 2016-04-29 Richard Biener <rguenther@suse.de>
14547 * stor-layout.c (layout_type): Do not build a pointer-to-element
14550 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
14552 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
14553 Use SWI mode iterator. Use general_reg_operand predicate.
14554 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
14555 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
14558 2016-04-29 Jakub Jelinek <jakub@redhat.com>
14560 PR middle-end/70843
14561 * fold-const.c (operand_equal_p): Don't verify hash value equality
14563 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
14566 2016-04-28 Jakub Jelinek <jakub@redhat.com>
14569 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
14570 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
14571 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
14572 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
14573 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
14575 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
14577 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
14578 to info. Don't initialize separate fields to 0. Clean up
14581 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
14583 * config/i386/i386.md (peephole2s for operations with memory inputs):
14584 Use SWI mode iterator.
14585 (peephole2s for operations with memory outputs): Ditto.
14586 Do not check for stack checking probe.
14588 (probe_stack): Remove expander.
14590 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
14591 Andrew Burgess <andrew.burgess@embecosm.com>
14593 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
14594 operands as 32-bits.
14596 2016-04-28 Jason Merrill <jason@redhat.com>
14598 * gdbinit.in: Skip line-map.h.
14600 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
14601 Andrew Burgess <andrew.burgess@embecosm.com>
14603 * config/arc/arc.c (arc_conditional_register_usage): Take
14604 TARGET_RRQ_CLASS into account.
14605 (arc_print_operand): Support printing 'p' and 's' operands.
14606 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
14608 (TARGET_RRQ_CLASS): Define.
14609 (IS_POWEROF2_OR_0_P): Define.
14610 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
14612 (*tst_movb): New define_insn.
14613 (*tst): Avoid recognition if it could prevent '*tst_movb'
14614 combination; replace c/CnL with c/Chs alternative.
14615 (*tst_bitfield_tst): New define_insn.
14616 (*tst_bitfield_asr): New define_insn.
14617 (*tst_bitfield): New define_insn.
14618 (andsi3_i): Add Rrq variant.
14619 (extzv): New define_expand.
14620 (insv): New define_expand.
14621 (*insv_i): New define_insn.
14622 (*movb): New define_insn.
14623 (*movb_signed): New define_insn.
14624 (*movb_high): New define_insn.
14625 (*movb_high_signed): New define_insn.
14626 (*movb_high_signed + 1): New define_split pattern.
14627 (*mrgb): New define_insn.
14628 (*mrgb + 1): New define_peephole2 pattern.
14629 (*mrgb + 2): New define_peephole2 pattern.
14630 * config/arc/arc.opt (mbitops): New option for nps400, uses
14631 TARGET_NPS_BITOPS_DEFAULT.
14632 * config/arc/constraints.md (q): Make register class conditional.
14633 (Rrq): New register constraint.
14634 (Chs): New constraint.
14635 (Clo): New constraint.
14636 (Chi): New constraint.
14637 (Cbf): New constraint.
14638 (Cbn): New constraint.
14639 (C18): New constraint.
14640 (Cbi): New constraint.
14642 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
14644 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
14646 (bitmap_intersection_of_preds): Ditto.
14647 (bitmap_union_of_succs): Ditto.
14648 (bitmap_union_of_preds): Ditto.
14649 * sbitmap.c (do_popcount): Delete.
14650 (BITMAP_DEBUGGING): Delete.
14651 (sbitmap_verify_popcount): Delete.
14652 (sbitmap_alloc): Don't initialize the popcount field.
14653 (sbitmap_alloc_with_popcount): Delete.
14654 (sbitmap_resize): Don't resize the popcount array.
14655 (sbitmap_vector_alloc): Don't initialize the popcount field.
14656 (bitmap_copy): Don't copy the popcount array.
14657 (bitmap_clear): Don't clear the popcount array.
14658 (bitmap_clear): Delete the popcount array handling.
14659 (bitmap_ior_and_compl): Delete the popcount assert.
14660 (bitmap_not): Ditto.
14661 (bitmap_and_compl): Ditto.
14662 (bitmap_and): Delete the popcount array handling.
14663 (bitmap_xor): Ditto.
14664 (bitmap_ior): Ditto.
14665 (bitmap_or_and): Delete the popcount assert.
14666 (bitmap_and_or): Ditto.
14667 (popcount_table): Delete.
14668 (sbitmap_elt_popcount): Delete.
14669 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
14670 (bitmap_set_bit): Delete the popcount assert.
14671 (bitmap_clear_bit): Ditto.
14672 (sbitmap_free): Don't free the popcount array.
14673 (sbitmap_alloc_with_popcount): Delete declaration.
14674 (sbitmap_popcount): Ditto.
14676 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
14677 Andrew Burgess <andrew.burgess@embecosm.com>
14679 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
14680 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
14681 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
14682 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
14683 * config/arc/arc.opt (mcmem): New option.
14684 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
14685 supply length for r/m alternative.
14686 (*extendqisi2_ac): Likewise.
14687 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
14689 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
14690 (movhi_insn): Likewise.
14691 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
14692 (*zero_extendqihi2_i): Add r/Ucm alternative.
14693 (*zero_extendqisi2_ac): Likewise.
14694 (*zero_extendhisi2_i): Likewise.
14695 * config/arc/constraints.md (Uex): New memory constraint.
14696 (Ucm): New define_constraint.
14697 * config/arc/predicates.md (long_immediate_loadstore_operand):
14698 Return 0 for MEM with cmem_address address.
14699 (cmem_address_0): New predicates.
14700 (cmem_address_1): Likewise.
14701 (cmem_address_2): Likewise.
14702 (cmem_address): Likewise.
14704 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
14706 * config/rs6000/rs6000.c (machine_function): Rename
14707 insn_chain_scanned_p to spe_insn_chain_scanned_p.
14708 (rs6000_stack_info): Adjust.
14710 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
14711 Andrew Burgess <andrew.burgess@embecosm.com>
14713 * config/arc/constraints.md (Usd): Convert to define_constraint.
14717 2016-04-28 Jakub Jelinek <jakub@redhat.com>
14720 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
14721 Add new peephole2 where the first insn is *mov<mode>_or instead of
14722 *mov<mode>_internal.
14724 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
14726 * tracer.c (bb_seen): Make static.
14728 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
14730 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
14731 support, setup defaults.
14732 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
14733 * config/arc/arc.c (arc_init): Add NPS400 support.
14734 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
14735 (TARGET_ARC700): NPS400 is also an ARC700.
14736 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
14738 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
14741 * config/nds32/nds32.md (casesi): Don't access the operands array
14744 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
14746 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
14747 (or $-1,reg peephole2): Ditto.
14748 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
14750 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
14752 * doc/extend.texi (Common Function Attributes) [optimize]:
14753 Discourage use of the optimize attribute.
14755 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
14757 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
14758 special case builtin.
14759 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
14760 ALTIVEC_BUILTIN_VEC_ADDE.
14761 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14762 support for ALTIVEC_BUILTIN_VEC_ADDE.
14763 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
14764 for __builtin_vec_adde.
14766 2016-04-28 Jakub Jelinek <jakub@redhat.com>
14768 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
14769 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
14771 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14774 * doc/sourcebuild.texi (Effective-Target Keywords, Other
14775 attributes): Document cilkplus_runtime.
14777 2016-04-28 Martin Jambor <mjambor@suse.cz>
14779 * tree-cfg.c (verify_expr): Verify that local declarations belong to
14780 this function. Call verify_expr on MEM_REFs and bases of other
14781 handled_components.
14783 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14785 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
14786 for WORD_REGISTER_OPERATIONS to runtime check.
14788 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
14790 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
14792 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
14794 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
14795 big-endian compilation.
14796 * config/arc/arc.md (addf3): Likewise.
14797 (subdf3): Likewise.
14798 (muldf3): Likewise.
14800 2016-04-28 Richard Biener <rguenther@suse.de>
14802 PR tree-optimization/70840
14803 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
14804 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
14805 Mark x * pow(x,c) -> pow(x,c+1) commutative.
14806 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
14808 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14810 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
14811 and explain why in a comment.
14813 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
14815 * config/arc/arc.md (cpu_facility): Add fpx variant.
14816 (subdf3): Prohibit use reverse sub when assist operations option
14818 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
14819 instructions only when FPX is enabled.
14820 * testsuite/gcc.target/arc/trsub.c: New test.
14822 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
14824 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
14825 mult_operator when calculating "type" attribute.
14826 (*fop_<mode>_1_i387): Ditto.
14827 (*fop_xf_1_i387): Ditto.
14828 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
14829 Use std::swap to swap operands. Use RTL expressions to generate
14832 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
14833 Joern Rennecke <joern.rennecke@embecosm.com>
14835 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
14837 (emit_pic_move): Remove.
14838 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
14839 * config/arc/arc.c (emit_pic_move): Removed.
14840 (TARGET_HAVE_TLS): Define.
14841 (arc_conditional_register_usage): Test for arc_tp_regno.
14842 (arc_print_operand, arc_print_operand_address): Handle TLS
14844 (arc_needs_pcl_p): New function.
14845 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
14846 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
14847 (arc_raw_symbolic_reference_mentioned_p): Likewise.
14848 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
14849 (arc_legitimize_tls_address): Likewise.
14850 (DTPOFF_ZERO_SYM): Define.
14851 (arc_legitimize_pic_address): Make it static, handle TLS cases.
14852 (arc_output_pic_addr_const): Print TLS unspecs.
14853 (prepare_pic_move): New function, replaces emit_pic_move.
14854 (arc_legitimate_constant_p): Handle TLS unspecs.
14855 (arc_legitimate_address_p): Likewise.
14856 (arc_rewrite_small_data_p): Use assert for TLS constants.
14857 (prepare_move_operands): Use prepare_pic_move.
14858 (arc_legitimize_address): Legitimize tls addresses.
14859 (arc_epilogue_uses): Check for arc_tp_regno.
14860 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
14861 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
14863 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
14865 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
14866 %(arc_tls_extra_start_spec).
14867 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
14868 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
14870 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
14871 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
14872 (UNSPEC_TLS_OFF): Add.
14874 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
14875 (get_thread_pointersi): New patterns.
14876 * config/arc/arc.opt (mtp-regno): New option.
14877 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
14878 (move_dest_operand): Likewise.
14879 * configure: Regenerate.
14880 * configure.ac: Add arc*-*-* case to test for tls.
14881 * doc/invoke.texi (ARC options): Document mtp-regno.
14883 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
14885 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
14886 the new ARC HS SIMD instructions.
14887 (arc_preferred_simd_mode): New function.
14888 (arc_autovectorize_vector_sizes): Likewise.
14889 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
14890 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
14891 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
14892 (arc_init_builtins): Add new SIMD builtin types.
14893 (arc_split_move): Handle 64 bit vector moves.
14894 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
14895 (TARGET_PLUS_QMACW): Define.
14896 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
14897 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
14898 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
14899 (VSUBADD4H): New builtins.
14900 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
14901 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
14903 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
14904 Matthias Klose <doko@debian.org>
14906 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
14908 2016-04-28 Richard Biener <rguenther@suse.de>
14910 PR middle-end/70777
14911 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
14914 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
14916 * common/config/sh/sh-common.c: Remove SH5 support.
14917 * config/sh/constraints.md: Likewise.
14918 * config/sh/config/sh/elf.h: Likewise.
14919 * config/sh/linux.h: Likewise.
14920 * config/sh/netbsd-elf.h: Likewise.
14921 * config/sh/predicates.md: Likewise.
14922 * config/sh/sh-c.c: Likewise.
14923 * config/sh/sh-protos.h: Likewise.
14924 * config/sh/sh.c: Likewise.
14925 * config/sh/sh.h: Likewise.
14926 * config/sh/sh.md: Likewise.
14927 * config/sh/sh.opt: Likewise.
14928 * config/sh/sync.md: Likewise.
14929 * config/sh/sh64.h: Delete.
14930 * config/sh/shmedia.h: Likewise.
14931 * config/sh/shmedia.md: Likewise.
14932 * config/sh/sshmedia.h: Likewise.
14933 * config/sh/t-netbsd-sh5-64: Likewise.
14934 * config/sh/t-sh64: Likewise.
14935 * config/sh/ushmedia.h: Likewise.
14937 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
14939 * config/i386/i386.md (sign_extend to memory peephole2s): Use
14940 general_reg_operand instead of register_operand predicate.
14942 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14944 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
14946 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
14948 * match.pd (A - B > A, A + B < A): New transformations.
14950 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
14952 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
14953 which defaults to true. Emit an outer pair of parentheses only if
14954 EMIT_PARENS. When continuing a chain of && or || (or & or |),
14955 don't emit parentheses for the right-hand operand.
14957 2016-04-27 Jeff Law <law@redhat.com>
14959 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
14961 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14963 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
14964 (altivec_lvx_<mode>_internal): Document.
14965 (altivec_lvx_<mode>_2op): New define_insn.
14966 (altivec_lvx_<mode>_1op): Likewise.
14967 (altivec_lvx_<mode>_2op_si): Likewise.
14968 (altivec_lvx_<mode>_1op_si): Likewise.
14969 (altivec_stvx_<mode>): Remove.
14970 (altivec_stvx_<mode>_internal): Document.
14971 (altivec_stvx_<mode>_2op): New define_insn.
14972 (altivec_stvx_<mode>_1op): Likewise.
14973 (altivec_stvx_<mode>_2op_si): Likewise.
14974 (altivec_stvx_<mode>_1op_si): Likewise.
14975 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14976 Expand vec_ld and vec_st during parsing.
14977 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
14979 (altivec_expand_stvx_be): Likewise.
14980 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
14981 address-masking behavior in RTL.
14982 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
14983 address-masking behavior in RTL.
14984 (altivec_expand_builtin): Change builtin code arguments for calls
14985 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
14986 (insn_is_swappable_p): Avoid incorrect swap optimization in the
14987 presence of lvx/stvx patterns.
14988 (alignment_with_canonical_addr): New function.
14989 (alignment_mask): Likewise.
14990 (find_alignment_op): Likewise.
14991 (recombine_lvx_pattern): Likewise.
14992 (recombine_stvx_pattern): Likewise.
14993 (recombine_lvx_stvx_patterns): Likewise.
14994 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
14995 stvx patterns from expand.
14996 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
14998 (vector_altivec_store_<mode>): Likewise.
15000 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
15002 * config/aarch64/aarch64.md
15003 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
15004 remove the "fp" attributes.
15005 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
15006 add the "simd" attributes.
15007 (*movdf_aarch64): Likewise.
15008 (*movtf_aarch64): Remove the "fp" attributes.
15009 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
15010 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
15012 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15014 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
15015 rtx to rtx_code_label *.
15016 * rtl.h (maybe_set_first_label_num): Likewise.
15018 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15020 * df-core.c (df_add_problem): Make the problem param be const.
15021 (df_remove_problem): Make local "problem" be const.
15022 * df-problems.c (problem_RD): Make const.
15023 (problem_LR): Likewise.
15024 (problem_LIVE): Likewise.
15025 (problem_MIR): Likewise.
15026 (problem_CHAIN): Likewise.
15027 (problem_WORD_LR): Likewise.
15028 (problem_NOTE): Likewise.
15029 (problem_MD): Likewise.
15030 * df-scan.c (problem_SCAN): Likewise.
15031 * df.h (struct df_problem): Make field "dependent_problem" be
15033 (struct dataflow): Likewise for field "problem".
15034 (df_add_problem): Make param const.
15036 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
15038 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
15039 inter-unit moves to/from vector registers are enabled. Do not disable
15042 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15044 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
15045 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
15047 (enum df_problem_id): ...this new enum.
15048 (struct df_problem): Convert field "id" from "int" to
15049 enum df_problem_id.
15051 2016-04-27 David Malcolm <dmalcolm@redhat.com>
15053 * rtl.def: Update comment for "things in the instruction chain" to
15054 reflect the removal of the leading "i" field for INSN_UID in
15055 r210360. Fix bogus apostrophe.
15057 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
15059 * config/i386/i386.md
15060 (lea arith with mem operand + setcc peephole2): Set operator mode.
15062 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
15065 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
15066 (dimode_scalar_to_vector_candidate_p): This.
15067 (timode_scalar_to_vector_candidate_p): New function.
15068 (scalar_to_vector_candidate_p): Likewise.
15069 (timode_check_non_convertible_regs): Likewise.
15070 (timode_remove_non_convertible_regs): Likewise.
15071 (remove_non_convertible_regs): Likewise.
15072 (remove_non_convertible_regs): Renamed to ...
15073 (dimode_remove_non_convertible_regs): This.
15074 (scalar_chain::~scalar_chain): Make it virtual.
15075 (scalar_chain::compute_convert_gain): Make it pure virtual.
15076 (scalar_chain::mark_dual_mode_def): Likewise.
15077 (scalar_chain::convert_insn): Likewise.
15078 (scalar_chain::convert_registers): Likewise.
15079 (scalar_chain::add_to_queue): Make it protected.
15080 (scalar_chain::emit_conversion_insns): Likewise.
15081 (scalar_chain::replace_with_subreg): Likewise.
15082 (scalar_chain::replace_with_subreg_in_insn): Likewise.
15083 (scalar_chain::convert_op): Likewise.
15084 (scalar_chain::convert_reg): Likewise.
15085 (scalar_chain::make_vector_copies): Likewise.
15086 (scalar_chain::convert_registers): New pure virtual function.
15087 (class dimode_scalar_chain): New class.
15088 (class timode_scalar_chain): Likewise.
15089 (scalar_chain::mark_dual_mode_def): Renamed to ...
15090 (dimode_scalar_chain::mark_dual_mode_def): This.
15091 (timode_scalar_chain::mark_dual_mode_def): New function.
15092 (timode_scalar_chain::convert_insn): Likewise.
15093 (dimode_scalar_chain::convert_registers): Likewise.
15094 (scalar_chain::compute_convert_gain): Renamed to ...
15095 (dimode_scalar_chain::compute_convert_gain): This.
15096 (scalar_chain::replace_with_subreg): Renamed to ...
15097 (dimode_scalar_chain::replace_with_subreg): This.
15098 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
15099 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
15100 (scalar_chain::make_vector_copies): Renamed to ...
15101 (dimode_scalar_chain::make_vector_copies): This.
15102 (scalar_chain::convert_reg): Renamed to ...
15103 (dimode_scalar_chain::convert_reg ): This.
15104 (scalar_chain::convert_op): Renamed to ...
15105 (dimode_scalar_chain::convert_op): This.
15106 (scalar_chain::convert_insn): Renamed to ...
15107 (dimode_scalar_chain::convert_insn): This.
15108 (scalar_chain::convert): Call convert_registers.
15109 (convert_scalars_to_vector): Change to scalar_chain pointer to
15110 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
15111 in 32-bit mode. Delete scalar_chain pointer. Call
15112 free_dominance_info in 64-bit mode.
15113 (pass_stv::gate): Remove TARGET_64BIT check.
15114 (ix86_option_override): Put the 64-bit STV pass before the CSE
15117 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
15119 * dwarf2out.h (struct dw_loc_descr_node): Remove the
15120 dw_loc_frame_offset field.
15121 * dwarf2out.c (new_loc_descr): Likewise.
15122 (resolve_args_picking_1): Turn the VISITED hash set into a
15123 FRAME_OFFSET hash map. Use it to associate a frame offset to
15124 visited nodes. Remove uses of the CHECKING_P macro.
15125 (resolve_args_picking): Update call to resolve_args_picking_1.
15127 2016-04-27 Martin Liska <mliska@suse.cz>
15129 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
15130 (free_loop_data): Release vuses of groups.
15132 2016-04-27 Bin Cheng <bin.cheng@arm.com>
15134 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
15135 instead of redundant use_id and boolean have_use_for.
15136 (struct iv_use): Change sub_id into group_id. Remove field next.
15137 Move fields: related_cands, n_map_members, cost_map and selected
15139 (struct iv_group): ... here. New structure.
15140 (struct iv_common_cand): Use structure declaration directly.
15141 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
15142 (MAX_CONSIDERED_USES): Rename macro to ...
15143 (MAX_CONSIDERED_GROUPS): ... here.
15144 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
15145 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
15146 (dump_uses): Rename to ...
15147 (dump_groups): ... here. Update all uses.
15148 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
15149 (find_induction_variables): Refactor format of dump information.
15150 (record_sub_use): Delete.
15151 (record_use): Update all uses.
15152 (record_group): New function.
15153 (record_group_use, find_interesting_uses_op): Call above functions.
15155 (find_interesting_uses_cond): Ditto.
15156 (group_compare_offset): New function.
15157 (split_all_small_groups): Rename to ...
15158 (split_small_address_groups_p): ... here. Update all uses.
15159 (split_address_groups): Update all uses.
15160 (find_interesting_uses): Refactor format of dump information.
15161 (add_candidate_1): Update all uses. Remove redundant check on iv,
15163 (add_candidate, record_common_cand): Remove redundant assert.
15164 (add_iv_candidate_for_biv): Update use.
15165 (add_iv_candidate_derived_from_uses): Update all uses.
15166 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
15167 (alloc_use_cost_map): Ditto.
15168 (set_use_iv_cost, get_use_iv_cost): Rename to ...
15169 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
15170 (determine_use_iv_cost_generic): Ditto.
15171 (determine_group_iv_cost_generic): Ditto.
15172 (determine_use_iv_cost_address): Ditto.
15173 (determine_group_iv_cost_address): Ditto.
15174 (determine_use_iv_cost_condition): Ditto.
15175 (determine_group_iv_cost_cond): Ditto.
15176 (determine_use_iv_cost): Ditto.
15177 (determine_group_iv_cost): Ditto.
15178 (set_autoinc_for_original_candidates): Update all uses.
15179 (find_iv_candidates): Update all uses. Refactor dump information.
15180 (determine_use_iv_costs): Ditto.
15181 (determine_iv_costs): Ditto.
15182 (iv_ca_cand_for_use): Rename to ...
15183 (iv_ca_cand_for_group): ... here. Update all uses.
15184 (iv_ca_add_use, iv_ca_add_group): Ditto.
15185 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
15186 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
15187 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
15188 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
15189 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
15190 (create_new_iv, adjust_iv_update_pos): Ditto.
15191 (rewrite_use_address): Delete.
15192 (rewrite_use_address_1): Rename to ...
15193 (rewrite_use_address): ... here.
15194 (rewrite_use_compare): Update all uses.
15195 (rewrite_use): Delete.
15196 (rewrite_uses): Rename to ...
15197 (rewrite_groups): ... here. Update all uses.
15198 (remove_unused_ivs, free_loop_data): Update all uses.
15199 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
15201 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15203 * rtlanal.c (nonzero_bits1): Convert preprocessor check
15204 for WORD_REGISTER_OPERATIONS to runtime check.
15206 2016-04-27 Richard Biener <rguenther@suse.de>
15209 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
15210 aggregate_value_p to determine if a function result is
15211 returned by reference.
15212 (ipa_pta_execute): Functions having their address taken are
15213 not automatically nonlocal.
15215 2016-04-27 Jakub Jelinek <jakub@redhat.com>
15218 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
15219 * fold-const.c (operand_equal_p): If flag_checking and
15220 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
15221 and if it returns non-zero, assert iterative_hash_expr on both
15224 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
15226 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
15228 2016-04-27 Nick Clifton <nickc@redhat.com>
15230 PR middle-end/49889
15231 * varasm.c (merge_weak): Generate an error if an attempt is made
15232 to convert a non-weak static function into a weak, public function.
15234 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15236 * params.def (MAX_PARTITION_SIZE): New param.
15237 * doc/invoke.texi: Document lto-max-partition.
15239 2016-04-27 Richard Biener <rguenther@suse.de>
15242 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
15243 function cummulating used_from_other_partition, externally_visible
15244 and force_output from aliases.
15245 (refered_from_nonlocal_var): Likewise.
15246 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
15247 node flags properly.
15249 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
15251 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
15252 (-Wmemset-elt-size): New item.
15254 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
15257 * stor-layout.h (internal_reference_types): Delete.
15258 * stor-layout.c (reference_types_internal): Likewise.
15259 (internal_reference_types): Likewise.
15260 (layout_type) <REFERENCE_TYPE>: Adjust.
15262 2016-04-27 Jakub Jelinek <jakub@redhat.com>
15265 * tree.h (inchash::add_expr): Add FLAGS argument.
15266 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
15267 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
15268 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
15269 Formatting fix. Adjust recursive calls. For tcc_comparison,
15270 if swap_tree_comparison (code) is smaller than code, hash that
15271 and arguments in the other order. Hash CONVERT_EXPR the same
15272 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
15273 of ADDR_EXPR of decl as the decl itself. Add or remove
15274 OEP_ADDRESS_OF from recursive flags as needed. For
15275 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
15276 operands commutatively and only the third one normally.
15277 For internal CALL_EXPR hash in CALL_EXPR_IFN.
15279 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
15281 * config/rtems.h (LIB_SPEC): Add -latomic.
15283 2016-04-27 Joel Sherrill <joel@rtems.org>
15285 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
15286 xilink.ld and flags not relevant to RTEMS.
15288 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
15290 * toplev.c (backend_init_target): Avoid calling init_reload when using
15293 2016-04-26 Jakub Jelinek <jakub@redhat.com>
15295 * reorg.c (try_merge_delay_insns): Declare i and j inside the
15296 for loops rather than one for the whole function.
15298 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
15300 * match.pd (X + CST CMP X): New transformation.
15302 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
15304 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
15305 * fold-const.c (fold_binary_loc): Remove 2 transformations
15306 superseded by match.pd.
15307 * match.pd (x+x -> x*2): Generalize to integers.
15309 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
15311 * config/i386/i386.md (operation on memory peephole): Duplicate an
15312 existing peephole and adapt it to match lea rather than an operation
15315 PR rtl-optimization/57193
15316 * opts.c (default_options_table): Add OPT_frename_registers at -O2
15318 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
15320 2016-04-26 Bin Cheng <bin.cheng@arm.com>
15322 * tree-if-conv.c (any_pred_load_store): New static variable.
15323 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
15324 any_pred_load_store instead of and_mask_load_store.
15325 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
15326 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
15327 (combine_blocks, tree_if_conversion): Ditto.
15329 2016-04-26 Bin Cheng <bin.cheng@arm.com>
15331 PR tree-optimization/70771
15332 PR tree-optimization/70775
15333 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
15334 virtual PHI nodes. Delete parameter.
15335 (if_convertible_loop_p_1): Delete argument to above function.
15336 (predicate_all_scalar_phis): Delete code handling single-argument
15338 (tree_if_conversion): Mark and update virtual SSA.
15340 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15343 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
15344 (x86_elf_aligned_common): Rename to ...
15345 (x86_elf_aligned_decl_common): ... this.
15346 Add decl arg. Switch to .lbss for largecomm object. Use
15347 LARGECOMM_SECTION_ASM_OP.
15348 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
15350 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
15351 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
15353 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
15354 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
15356 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15359 * config/i386/i386.c (SECTION_LARGE): Define.
15360 (x86_64_elf_select_section): Set it for large data/bss sections.
15361 Only clear SECTION_WRITE for .lrodata.
15362 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
15364 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
15365 * varasm.c (default_elf_asm_named_section): Grow flagchars.
15366 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
15368 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
15369 * doc/tm.texi: Regenerate.
15371 2016-04-26 Jakub Jelinek <jakub@redhat.com>
15374 * configure.ac (--enable-checking): Document extra flag, for
15375 non-release builds default to --enable-checking=yes,extra.
15376 If misc checking and extra checking, define CHECKING_P to 2 instead
15378 * common.opt (fchecking=): Add.
15379 * doc/invoke.texi (-fchecking=): Document.
15380 * doc/install.texi: Document --enable-checking changes.
15381 * configure: Regenerated.
15382 * config.in: Regenerated.
15384 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
15386 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
15387 attribute instead of which_alternative.
15388 * config/i386/sse.md (*mov<mode>_internal): Ditto.
15389 Use EXT_REX_SSE_REG_P where appropriate.
15391 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
15393 * config/i386/predicates.md (const0_operand): Do not match
15394 const_wide_int code.
15395 (const1_operand): Ditto.
15397 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
15399 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
15400 for SSE constm1 operands and TARGET_AVX512VL.
15401 (*movti_internal): Ditto.
15402 (*mov<mode>_or): Use constm1_operand predicate.
15403 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
15404 for SSE vector_all_ones operands and TARGET_AVX512VL.
15405 * config/i386/predicates.md (constm1_operand): New predicate.
15406 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
15407 emission of constant -1 load.
15409 2016-04-25 Jason Merrill <jason@redhat.com>
15411 * gdbinit.in: Skip is-a.h.
15413 * attribs.c (register_scoped_attributes): Fix logic.
15414 * attribs.h: Declare register_scoped_attributes.
15416 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15418 * config/rs6000/rs6000-builtin.def: Correct pasto error for
15419 stxvd2x and stxvw4x built-in functions.
15421 2016-04-25 DJ Delorie <dj@redhat.com>
15423 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
15424 (ashrhi3): Likewise.
15425 (lshrhi3): Likewise.
15427 2016-04-25 Richard Biener <rguenther@suse.de>
15429 PR tree-optimization/70780
15430 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
15431 wasn't visited yet.
15432 (compute_antic): Mark blocks with abnormal preds as visited as
15433 they have a final empty antic-in solution already.
15435 2016-04-25 Michael Collison <michael.collison@linaro.org>
15437 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
15439 2016-04-25 Michael Collison <michael.collison@linaro.org>
15441 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
15442 mode is VQI to improve mixed mode vectorization.
15443 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
15444 define_insn to match low half of signed vaddw.
15445 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
15446 define_insn to match high half of signed vaddw.
15447 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
15448 define_insn to match low half of unsigned vaddw.
15449 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
15450 define_insn to match high half of unsigned vaddw.
15451 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
15452 (arm_simd_check_vect_par_cnst_half_p): Likewise.
15453 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
15455 (arm_simd_check_vect_par_cnst_half_p): Likewise.
15456 * config/arm/predicates.md (vect_par_constant_high): Support
15457 big endian and simplify by calling
15458 arm_simd_check_vect_par_cnst_half
15459 (vect_par_constant_low): Likewise.
15461 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
15463 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
15464 predicate for operand 2.
15466 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
15467 H.J. Lu <hongjiu.lu@intel.com>
15469 * config/i386/i386-protos.h (standard_sse_constant_p): Add
15470 machine_mode argument.
15471 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
15472 constm1_rtx operands. For VOIDmode constants, get mode from
15473 pred_mode. Check mode size if the mode is supported by ABI.
15474 (standard_sse_constant_opcode): Do not use standard_constant_p.
15475 Strictly check ABI support for all-ones operands.
15476 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
15477 immediates. Update calls to standard_sse_constant_p.
15478 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
15479 (ix86_rtx_costs): Ditto.
15480 * config/i386/i386.md (*movxi_internal_avx512f): Use
15481 nonimmediate_or_sse_const_operand instead of vector_move_operand.
15482 Use (v,BC) alternative instead of (v,C). Use register_operand
15483 checks instead of MEM_P.
15484 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
15485 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
15486 isa attribute. Use register_operand checks instead of MEM_P.
15487 (*movti_internal): Use nonimmediate_or_sse_const_operand for
15488 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
15489 alternative and corresponding sse2 isa attribute.
15490 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
15491 to standard_sse_constant_p.
15492 (FP constant splitters): Ditto.
15493 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
15495 * config/i386/predicates.md (constm1_operand): Remove.
15496 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
15497 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
15498 vector_all_ones_operand instead of constm1_operand.
15500 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15502 * print-rtl.c (print_rtx_insn_vec): New function.
15503 * print-rtl.h: New prototype.
15504 * store-motion.c (struct st_expr): Make avail_stores a vector.
15505 (st_expr_entry): Adjust.
15506 (free_st_expr_entry): Likewise.
15507 (print_store_motion_mems): Likewise.
15508 (find_moveable_store): Likewise.
15509 (compute_store_table): Likewise.
15510 (delete_store): Likewise.
15511 (build_store_vectors): Likewise.
15513 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15515 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
15517 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15519 * vec.h (vec_safe_contains): New function.
15520 (vec::contains): Likewise.
15521 (vec::begin): Likewise.
15522 (vec::end): Likewise.
15524 2016-04-23 Jakub Jelinek <jakub@redhat.com>
15527 * cfgexpand.c (expand_stack_vars): Fix typo.
15529 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
15531 * system.h (list, map, set, vector): Include conditionally.
15532 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
15533 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
15534 * ipa-icf.c (INCLUDE_LIST): Define.
15535 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
15536 * config/sh/sh.c (INCLUDE_VECTOR): Define.
15537 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
15538 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
15539 * cp/logic.cc (INCLUDE_LIST): Define.
15540 * fortran/trans-common.c (INCLUDE_MAP): Define.
15542 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
15544 * auto-profile.c: Remove <string.h> include.
15545 * ipa-icf-gimple.c: Remove <list> include.
15546 * diagnostic.c: Remove <new> include.
15547 * genmatch.c: Likewise.
15548 * pretty-print.c: Likewise.
15549 * toplev.c: Likewise
15550 * c/c-objc-common.c: Likewise.
15551 * cp/error.c: Likewise.
15552 * fortran/error.c: Likewise.
15554 2016-04-22 Richard Biener <rguenther@suse.de>
15556 * lto-streamer-in.c (input_ssa_names): Do not allocate
15557 GIMPLE_NOP for all SSA names.
15558 * lto-streamer-out.c (output_ssa_names): Do not output
15559 SSA names that should have been released.
15561 2016-04-22 Richard Biener <rguenther@suse.de>
15563 PR tree-optimization/70740
15564 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
15567 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
15570 * config/i386/predicates.md (call_insn_operand): Replace
15571 sibcall_memory_operand with memory_operand.
15573 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
15575 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
15576 has_single_use() tests.
15577 (register_edge_assert_for_1): Likewise.
15578 (find_assert_locations_1): Check the liveness bitmap instead of
15579 checking has_single_use().
15581 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
15584 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
15585 Extract AVX-512BW constraint from AVX.
15587 2016-04-21 Richard Biener <rguenther@suse.de>
15589 PR tree-optimization/70725
15590 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
15591 for phi_convertible_by_degenerating_args.
15592 (predicate_all_scalar_phis): Handle single-argument PHIs.
15594 2016-04-21 Richard Biener <rguenther@suse.de>
15596 PR middle-end/70747
15597 * fold-const.c (fold_comparison): Return properly typed
15600 2016-04-21 Bin Cheng <bin.cheng@arm.com>
15602 PR tree-optimization/70715
15603 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
15604 after expanding BASE using expand_simple_operations.
15606 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
15608 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
15609 New transformations.
15611 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
15613 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
15615 2016-04-20 Jan Hubicka <jh@suse.cz>
15617 * ipa-inline.c (can_inline_edge_p): Pass caller info to
15618 ultiimate_alias_target.
15619 (update_callee_keys): Likewise.
15620 (lookup_recursive_calls): Likewise.
15621 (speculation_useful_p): Likewise.
15623 2016-04-20 Jan Hubicka <jh@suse.cz>
15626 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
15627 (set_nothrow_flag_1): ... this; handle interposition correctly;
15628 recurse on aliases and thunks.
15629 (cgraph_node::set_nothrow_flag): New.
15630 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
15631 functions compiled with non-call exceptions that binds to current
15633 (propagate_nothrow): Be safe WRT interposition.
15634 * cgraph.h (set_nothrow_flag): Update prototype.
15636 2016-04-18 Jan Hubicka <jh@suse.cz>
15638 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
15639 max_loop_iterations_int.
15640 (tree_unswitch_outer_loop): Likewise.
15642 2016-04-20 Bin Cheng <bin.cheng@arm.com>
15644 PR tree-optimization/69489
15645 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
15646 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
15647 Revise dump message.
15648 (if_convertible_bb_p): Remove check on edge count of basic block's
15651 2016-04-20 Bin Cheng <bin.cheng@arm.com>
15653 PR tree-optimization/56625
15654 PR tree-optimization/69489
15655 * tree-data-ref.h (DR_INNERMOST): New macro.
15656 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
15657 hashing struct innermost_loop_behavior.
15658 (ref_DR_map): Remove.
15659 (innermost_DR_map): New map.
15660 (baseref_DR_map): Revise comment.
15661 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
15662 to innermost_DR_map accroding to its innermost loop behavior.
15663 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
15664 to its innermost loop behavior.
15665 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
15666 Add initialization for innermost_DR_map. Record memory reference
15667 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
15668 have innermost loop behavior.
15669 (if_convertible_loop_p): Remove release for ref_DR_map. Release
15672 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
15674 * config/i386/i386.md (*lea<mode>_general_1): Rename from
15675 *lea_general_1. Use explicit SWI12 mode interator.
15676 (*lea<mode>_general_2): Rename from *lea_general_2.
15677 Use explicit SWI12 mode interator.
15678 (*lea<mode>_general_3): Rename from *lea_general_3.
15679 Use explicit SWI12 mode interator.
15680 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
15681 Use explicit SWI12 mode interator.
15682 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
15683 Use explicit SWI48 mode interator.
15685 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
15687 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
15688 Short-cut unaligned load and store cases. Handle all integer
15690 (ix86_expand_vector_move_misalign): Short-cut unaligned load
15691 and store cases. Call ix86_avx256_split_vector_move_misalign
15692 directly without checking mode class.
15694 2016-04-20 Andrew Pinski <apinski@cavium.com>
15695 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15698 * config/aarch64/aarch64.md (sibcall): Force call
15699 address to be DImode for ILP32.
15700 (sibcall_value): Likewise.
15702 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
15704 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
15706 2016-04-20 Richard Biener <rguenther@suse.de>
15708 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
15709 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
15710 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
15711 (maybe_push_res_to_seq): Adjust.
15712 * gimple-fold.c (maybe_build_generic_op): Likewise.
15714 2016-04-20 Marek Polacek <polacek@redhat.com>
15716 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
15719 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
15721 * config/i386/sse.md (vec_unpacks_lo_hi): Always
15722 use kmovw to support AVX512F target.
15724 2016-04-20 Bin Cheng <bin.cheng@arm.com>
15726 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
15728 2016-04-20 Marek Polacek <polacek@redhat.com>
15730 PR tree-optimization/70725
15731 * tree-if-conv.c (is_false_predicate): New function.
15732 (predicate_mem_writes): Use it.
15734 2016-04-20 Richard Biener <rguenther@suse.de>
15736 PR tree-optimization/70726
15737 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
15738 shift amounts from a pattern stmt operand.
15740 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15743 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
15744 stack_restore_from_fpr pattern when restoring r15.
15745 (s390_optimize_prologue): Strip away the memory barrier in the
15746 parallel when trying to get rid of restore insns.
15747 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
15748 definition for loading the stack pointer from an FPR. Compared to
15749 the normal move insn this pattern includes a full memory barrier.
15751 2016-04-19 Jakub Jelinek <jakub@redhat.com>
15753 PR middle-end/70680
15754 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
15755 implicitly linear or lastprivate iterator on the outer context.
15757 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
15759 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
15761 * config/i386/i386.md (ssememalign): Removed.
15762 * config/i386/sse.md: Remove ssememalign attribute from patterns.
15764 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
15767 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
15768 const short * to __builtin_ia32_loaddquhi512_mask.
15769 (_mm512_maskz_loadu_epi16): Likewise.
15770 (_mm512_mask_storeu_epi16): Pass short * to
15771 __builtin_ia32_storedquhi512_mask.
15772 (_mm512_mask_loadu_epi8): Pass const char * to
15773 __builtin_ia32_loaddquqi512_mask.
15774 (_mm512_maskz_loadu_epi8): Likewise.
15775 (_mm512_mask_storeu_epi8): Pass char * to
15776 __builtin_ia32_storedquqi512_mask.
15777 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
15778 const double * to __builtin_ia32_loadupd512_mask.
15779 (_mm512_mask_loadu_pd): Likewise.
15780 (_mm512_maskz_loadu_pd): Likewise.
15781 (_mm512_storeu_pd): Pass double * to
15782 __builtin_ia32_storeupd512_mask.
15783 (_mm512_mask_storeu_pd): Likewise.
15784 (_mm512_loadu_ps): Pass const float * to
15785 __builtin_ia32_loadups512_mask.
15786 (_mm512_mask_loadu_ps): Likewise.
15787 (_mm512_maskz_loadu_ps): Likewise.
15788 (_mm512_storeu_ps): Pass float * to
15789 __builtin_ia32_storeups512_mask.
15790 (_mm512_mask_storeu_ps): Likewise.
15791 (_mm512_mask_loadu_epi64): Pass const long long * to
15792 __builtin_ia32_loaddqudi512_mask.
15793 (_mm512_maskz_loadu_epi64): Likewise.
15794 (_mm512_mask_storeu_epi64): Pass long long *
15795 to __builtin_ia32_storedqudi512_mask.
15796 (_mm512_loadu_si512): Pass const int * to
15797 __builtin_ia32_loaddqusi512_mask.
15798 (_mm512_mask_loadu_epi32): Likewise.
15799 (_mm512_maskz_loadu_epi32): Likewise.
15800 (_mm512_storeu_si512): Pass int * to
15801 __builtin_ia32_storedqusi512_mask.
15802 (_mm512_mask_storeu_epi32): Likewise.
15803 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
15804 char * to __builtin_ia32_storedquqi256_mask.
15805 (_mm_mask_storeu_epi8): Likewise.
15806 (_mm256_mask_loadu_epi16): Pass const short * to
15807 __builtin_ia32_loaddquhi256_mask.
15808 (_mm256_maskz_loadu_epi16): Likewise.
15809 (_mm_mask_loadu_epi16): Pass const short * to
15810 __builtin_ia32_loaddquhi128_mask.
15811 (_mm_maskz_loadu_epi16): Likewise.
15812 (_mm256_mask_loadu_epi8): Pass const char * to
15813 __builtin_ia32_loaddquqi256_mask.
15814 (_mm256_maskz_loadu_epi8): Likewise.
15815 (_mm_mask_loadu_epi8): Pass const char * to
15816 __builtin_ia32_loaddquqi128_mask.
15817 (_mm_maskz_loadu_epi8): Likewise.
15818 (_mm256_mask_storeu_epi16): Pass short * to.
15819 __builtin_ia32_storedquhi256_mask.
15820 (_mm_mask_storeu_epi16): Pass short * to.
15821 __builtin_ia32_storedquhi128_mask.
15822 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
15823 const double * to __builtin_ia32_loadupd256_mask.
15824 (_mm256_maskz_loadu_pd): Likewise.
15825 (_mm_mask_loadu_pd): Pass onst double * to
15826 __builtin_ia32_loadupd128_mask.
15827 (_mm_maskz_loadu_pd): Likewise.
15828 (_mm256_mask_storeu_pd): Pass double * to
15829 __builtin_ia32_storeupd256_mask.
15830 (_mm_mask_storeu_pd): Pass double * to
15831 __builtin_ia32_storeupd128_mask.
15832 (_mm256_mask_loadu_ps): Pass const float * to
15833 __builtin_ia32_loadups256_mask.
15834 (_mm256_maskz_loadu_ps): Likewise.
15835 (_mm_mask_loadu_ps): Pass const float * to
15836 __builtin_ia32_loadups128_mask.
15837 (_mm_maskz_loadu_ps): Likewise.
15838 (_mm256_mask_storeu_ps): Pass float * to
15839 __builtin_ia32_storeups256_mask.
15840 (_mm_mask_storeu_ps): ass float * to
15841 __builtin_ia32_storeups128_mask.
15842 (_mm256_mask_loadu_epi64): Pass const long long * to
15843 __builtin_ia32_loaddqudi256_mask.
15844 (_mm256_maskz_loadu_epi64): Likewise.
15845 (_mm_mask_loadu_epi64): Pass const long long * to
15846 __builtin_ia32_loaddqudi128_mask.
15847 (_mm_maskz_loadu_epi64): Likewise.
15848 (_mm256_mask_storeu_epi64): Pass long long * to
15849 __builtin_ia32_storedqudi256_mask.
15850 (_mm_mask_storeu_epi64): Pass long long * to
15851 __builtin_ia32_storedqudi128_mask.
15852 (_mm256_mask_loadu_epi32): Pass const int * to
15853 __builtin_ia32_loaddqusi256_mask.
15854 (_mm256_maskz_loadu_epi32): Likewise.
15855 (_mm_mask_loadu_epi32): Pass const int * to
15856 __builtin_ia32_loaddqusi128_mask.
15857 (_mm_maskz_loadu_epi32): Likewise.
15858 (_mm256_mask_storeu_epi32): Pass int * to
15859 __builtin_ia32_storedqusi256_mask.
15860 (_mm_mask_storeu_epi32): Pass int * to
15861 __builtin_ia32_storedqusi128_mask.
15862 * config/i386/i386-builtin-types.def (PCSHORT): New.
15863 (PINT64): Likewise.
15864 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
15865 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
15866 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
15867 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
15868 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
15869 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
15870 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
15871 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
15872 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
15873 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
15874 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
15875 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
15876 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
15877 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
15878 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
15879 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
15880 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
15881 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
15882 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
15883 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
15884 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
15885 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
15886 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
15887 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
15888 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
15889 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
15890 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
15891 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
15892 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
15893 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
15894 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
15895 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
15896 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
15897 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
15898 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
15899 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
15900 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
15901 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
15902 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
15903 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
15904 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
15905 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
15906 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
15907 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
15908 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
15909 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
15910 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
15911 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
15912 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
15914 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
15915 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
15917 (ix86_expand_vector_move_misalign): Likewise.
15918 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
15919 to scalar function prototype for unaligned load/store builtins.
15920 (ix86_expand_special_args_builtin): Updated.
15921 * config/i386/sse.md (UNSPEC_LOADU): Removed.
15922 (UNSPEC_STOREU): Likewise.
15923 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
15924 (VI_ULOADSTORE_F_AVX512VL): Likewise.
15925 (ssescalarsize): Handle V4TI, V2TI and V1TI.
15926 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
15927 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
15928 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
15929 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
15930 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
15931 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
15932 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
15933 (<avx512>_storedqu<mode>_mask): Likewise.
15934 (*sse4_2_pcmpestr_unaligned): Likewise.
15935 (*sse4_2_pcmpistr_unaligned): Likewise.
15936 (*mov<mode>_internal): Renamed to ...
15937 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
15938 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
15939 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
15940 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
15942 2016-04-19 Richard Biener <rguenther@suse.de>
15944 PR tree-optimization/70171
15945 * tree-ssa-phiprop.c: Include stor-layout.h.
15946 (phiprop_insert_phi): Handle the aggregate copy case.
15947 (propagate_with_phi): Likewise.
15949 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
15951 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
15952 instead of simplify_gen_subreg (... , 0).
15953 (ix86_delegitimize_address): Ditto.
15954 (ix86_split_divmod): Ditto.
15955 (ix86_split_copysign_const): Ditto.
15956 (ix86_split_copysign_var): Ditto.
15957 (ix86_expand_args_builtin): Ditto.
15958 (ix86_expand_round_builtin): Ditto.
15959 (ix86_expand_special_args_builtin): Ditto.
15960 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
15961 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
15962 (udivmodqi4): Ditto.
15963 (absneg splitters): Ditto.
15964 (*jcc_bt<mode>_1): Ditto.
15966 2016-04-19 Richard Biener <rguenther@suse.de>
15968 PR tree-optimization/70724
15969 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
15970 restoring out from ...
15971 (free_scc_vn): ... here.
15972 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
15973 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
15975 (pass_fre::execute): Restore SSA info.
15977 2016-04-19 Richard Biener <rguenther@suse.de>
15979 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
15980 * gimple-walk.c (walk_gimple_op): Initialize it.
15981 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
15982 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
15983 remapping SSA names of defs.
15984 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
15987 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
15989 PR middle-end/70689
15990 * lra-constraints.c (equiv_substition_p): New.
15991 (process_alt_operands): Use it.
15992 (swap_operands): Swap it.
15993 (curr_insn_transform): Update it.
15995 2016-04-18 Michael Matz <matz@suse.de>
15997 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
15998 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
15999 * tree-core.h (tree_type_common.align): Use bit-field.
16000 (tree_type_common.spare): New.
16001 (tree_decl_common.off_align): Make smaller.
16002 (tree_decl_common.align): Use bit-field.
16004 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
16005 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
16006 (scan_sharing_clauses): Ditto.
16007 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
16008 (omp_finish_file): Ditto.
16009 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
16010 (layout_decl): Ditto.
16011 (relayout_decl): Ditto.
16012 (finalize_record_size): Use SET_TYPE_ALIGN.
16013 (finalize_type_size): Ditto.
16014 (finish_builtin_struct): Ditto.
16015 (layout_type): Ditto.
16016 (initialize_sizetypes): Ditto.
16017 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
16018 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
16019 (lookup_field_for_decl): Use SET_DECL_ALIGN.
16020 (get_chain_field): Ditto.
16021 (get_trampoline_type): Ditto.
16022 (get_nl_goto_field): Ditto.
16023 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
16025 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
16026 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
16027 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
16028 (build_qualified_type): Use SET_TYPE_ALIGN.
16029 (build_aligned_type, build_range_type_1): Ditto.
16030 (build_atomic_base): Ditto.
16031 (build_common_tree_nodes): Ditto.
16032 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
16033 (expand_one_stack_var_at): Ditto.
16034 * coverage.c (build_var): Use SET_DECL_ALIGN.
16035 * except.c (init_eh): Ditto.
16036 * function.c (assign_parm_setup_block): Ditto.
16037 * symtab.c (increase_alignment_1): Ditto.
16038 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
16039 * tree-vect-stmts.c (ensure_base_align): Ditto.
16040 * varasm.c (align_variable): Ditto.
16041 (assemble_variable): Ditto.
16042 (build_constant_desc): Ditto.
16043 (output_constant_def_contents): Ditto.
16045 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
16046 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
16047 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
16048 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
16049 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
16051 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
16054 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
16055 replace %vmovsd with "%vmovq".
16056 (vec_concatv2df): Likewise.
16058 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
16060 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
16061 (*vec_extractv2si_0): Ditto.
16062 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
16063 (zero_extended_scalar_load_operand splitters): Ditto.
16064 (vec_extract splitters): Ditto.
16065 (*vec_extractv4si_0_zext): Ditto.
16066 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
16067 and lowpart_subreg.
16068 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
16069 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
16070 (*sse4_1_extractps): Use lowpart_subreg.
16071 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
16073 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16075 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
16077 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
16078 Mention Solaris 11 packaging changes.
16079 Update gas and gld requirements.
16080 Remove reference to pre-Solaris 10 bug.
16081 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
16083 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
16086 2016-04-17 Jan Hubicka <jh@suse.cz>
16088 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
16089 max_loop_iterations_int.
16091 2016-04-18 Richard Biener <rguenther@suse.de>
16093 PR tree-optimization/43434
16094 * tree-ssa-structalias.c (struct vls_data): New.
16095 (visit_loadstore): Handle all pointer-based accesses.
16096 (compute_dependence_clique): Compute a bitmap of restrict tags
16097 assigned bases and pass it to visit_loadstore.
16099 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
16102 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
16103 armv8.1-a and armv8.1-a+crc.
16105 2016-04-18 Richard Biener <rguenther@suse.de>
16107 PR tree-optimization/70701
16108 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
16109 references after translating through a memcpy.
16111 2016-04-18 Richard Biener <rguenther@suse.de>
16113 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
16114 (compute_antic): ... here. For partial antic use regular
16115 postorder and scrap iteration.
16116 (compute_partial_antic_aux): Remove unused return value.
16117 (init_pre): Do not allocate postorder.
16118 (fini_pre): Do not free postorder.
16120 2016-04-18 Richard Biener <rguenther@suse.de>
16122 PR middle-end/37870
16123 * expmed.c (extract_bit_field_1): Remove broken case
16124 using a wider MODE_INT mode.
16126 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
16128 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
16129 unless compiling with at least GCC-4.8.
16131 2016-04-17 Jan Hubicka <jh@suse.cz>
16134 * graphite.c (graphite_finalize): Update call to
16135 tree_estimate_probability.
16136 * predict.h (tree_estimate_probability): Update prototype.
16138 2016-04-17 Jan Hubicka <jh@suse.cz>
16140 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
16141 (tree_estimate_probability): Likewise.
16142 (pass_profile::execute): Update.
16143 (report_predictor_hitrates): New function.
16144 * profile.c (compute_branch_probabilities): Use it.
16145 * predict.h (report_predictor_hitrates): Declare.
16147 2016-04-17 Jan Hubicka <jh@suse.cz>
16150 * cgraph.h (cgraph_node::set_const_flag,
16151 cgraph_node::set_pure_flag): Update prototype to return bool;
16153 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
16154 of interposable symbol are interposable, too.
16155 (cgraph_set_const_flag_1): Rename to ...
16156 (set_const_flag_1): ... this one; change to self recursive function
16157 instead of call_for_symbol_thunks_and_aliases. Handle correctly
16158 clearnig the flag in all variants and also virtual thunks of const
16159 functions are pure; track if any change was done.
16160 (cgraph_node::set_const_flag): Update.
16161 (struct set_pure_flag_info): New struct.
16162 (cgraph_set_pure_flag_1): Rename to ...
16163 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
16164 rather than pointer encoded flags; track if any changes was done;
16165 handle correctly clearning flag and setting flag of aliases already
16167 (cgraph_node::set_pure_flag): Update.
16168 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
16170 2016-04-17 Tom de Vries <tom@codesourcery.com>
16173 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
16174 backslash in label.
16176 2016-04-17 Tom de Vries <tom@codesourcery.com>
16178 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
16179 '{}<> ' as escape-for-record.
16181 2016-04-17 Tom de Vries <tom@codesourcery.com>
16183 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
16186 2016-04-17 Tom de Vries <tom@codesourcery.com>
16189 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
16190 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
16191 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
16192 * passes.c (finish_optimization_passes): Only call
16193 finish_graph_dump_file if dfi->graph_dump_initialized.
16194 (execute_function_dump, pass_init_dump_file): Use
16195 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
16197 2016-04-17 Tom de Vries <tom@codesourcery.com>
16199 PR tree-optimization/70256
16200 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
16201 (debug_varmap): New function.
16203 2016-04-17 Tom de Vries <tom@codesourcery.com>
16206 * passes.c (pass_manager::register_pass): Propagate pflags.
16208 2016-04-17 Tom de Vries <tom@codesourcery.com>
16211 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
16212 * passes.c (pass_manager::pass_manager): Declare and init p_start in
16213 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
16214 check if it's equal to p_start.
16215 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
16217 2016-04-15 Jan Hubicka <jh@suse.cz>
16220 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
16221 function does not bind to current def.
16222 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
16223 handle conservatively calls to functions that does not need to bind
16225 (check_call): Update call of worse_state.
16226 (ignore_edge_for_nothrow): Update.
16227 (ignore_edge_for_pure_const): Likewise.
16228 (propagate_pure_const): Update calls to worse_state.
16229 (skip_function_for_local_pure_const): Reformat comments.
16231 2016-04-15 Jan Hubicka <jh@suse.cz>
16234 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
16235 (cgraph_node::function_symbol): Likewise.
16236 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
16237 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
16238 (symtab_node::ultimate_alias_target): Add REF parameter.
16239 (symtab_node::binds_to_current_def_p): Declare.
16240 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
16241 (cgraph_node::function_symbol): Likewise.
16242 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
16243 (cgraph_node::get_availability): Likewise.
16244 (cgraph_edge::binds_to_current_def_p): New inline function.
16245 (varpool_node::get_availability): Add REF parameter.
16246 (varpool_node::ultimate_alias_target): Likewise.
16247 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
16248 (symtab_node::binds_to_current_def_p): Likewise.
16249 * varpool.c (varpool_node::get_availability): Likewise.
16251 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
16254 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
16255 Fix mode size check.
16257 2016-04-15 Jakub Jelinek <jakub@redhat.com>
16259 * BASE-VER: Set to 7.0.0.
16261 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
16263 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
16265 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16267 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
16268 architecture revisions.
16270 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
16272 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
16273 * config/i386/i386.c (ix86_using_red_zone): No longer static.
16274 * config/i386/i386.md (stack decrement to push peepholes): Guard
16275 with !x86_using_red_zone ().
16277 2016-04-15 Jakub Jelinek <jakub@redhat.com>
16280 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
16281 to dump_generic_node.
16282 (NIY): Pass also flags to do_niy.
16284 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
16286 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
16287 (simd_clone_vector_of_formal_parm_types)
16288 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
16289 (simd_clone_mangle, simd_clone_create)
16290 (simd_clone_adjust_return_type, create_tmp_simd_array)
16291 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
16292 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
16293 (ipa_simd_modify_function_body, simd_clone_linear_addend)
16294 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
16295 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
16296 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
16297 * omp-simd-clone.c: ... this new file.
16298 (simd_clone_vector_of_formal_parm_types): Make it static.
16299 * Makefile.in (OBJS): Add omp-simd-clone.o.
16301 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
16304 * config/i386/sse.md: Use proper memory operand modifiers.
16307 2016-04-15 Richard Biener <rguenther@suse.de>
16308 Alan Modra <amodra@gmail.com>
16310 PR tree-optimization/70130
16311 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
16312 when alignment stays not the same and no not use the realign
16315 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16318 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
16319 direct move handlers for KFmode. Change TFmode handlers test from
16320 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
16322 2016-04-14 Jakub Jelinek <jakub@redhat.com>
16325 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
16326 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
16327 (inlined_polymorphic_ctor_dtor_block_p): Use it.
16328 * tree-ssa-live.c (remove_unused_scope_block_p): When
16329 in_ctor_dtor_block, avoid discarding not just BLOCKs with
16330 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
16331 block_ultimate_origin is FUNCTION_DECL.
16332 (remove_unused_locals): If current_function_decl is
16333 polymorphic_ctor_dtor_p, pass initial true to
16334 remove_unused_scope_block_p' is_ctor_dtor_block.
16336 2016-04-14 Martin Sebor <msebor@redhat.com>
16341 * doc/extend.texi (Variable Length): Revert.
16343 2016-04-14 Marek Polacek <polacek@redhat.com>
16344 Jan Hubicka <hubicka@ucw.cz>
16347 * tree.c (verify_type): Disable the canonical type of main variant
16350 2016-04-14 Jason Merrill <jason@redhat.com>
16352 * cfgexpand.c, expr.c: Revert previous change.
16354 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
16356 PR middle-end/70643
16357 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
16358 when building a mem ref for the incoming reduction variable.
16360 2016-04-14 Richard Biener <rguenther@suse.de>
16362 PR tree-optimization/70614
16363 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
16364 loop if the evolution dropped to chrec_dont_know.
16365 (interpret_condition_phi): Likewise.
16367 2016-04-14 Richard Biener <rguenther@suse.de>
16369 PR tree-optimization/70623
16370 * tree-ssa-pre.c (changed_blocks): Make global ...
16371 (compute_antic): ... local here. Move and fix worklist
16372 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
16373 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
16374 worklist handling, dump when ANTIC_IN changed.
16375 (compute_partial_antic_aux): Remove worklist handling.
16376 (init_pre): Do not compute post dominators. Add a comment about
16377 the CFG order chosen.
16378 (fini_pre): Do not free post dominators.
16380 2016-04-13 Martin Sebor <msebor@redhat.com>
16385 * doc/extend.texi (Variable Length): Document C++ specifics.
16387 2016-04-13 Jakub Jelinek <jakub@redhat.com>
16390 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
16391 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
16392 eh edges have been purged.
16395 * tree-sra.c (create_access_replacement,
16396 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
16398 * tree-pretty-print.c (dump_fancy_name): New function.
16399 (dump_decl_name, dump_generic_node): Use it.
16401 2016-04-13 Jason Merrill <jason@redhat.com>
16403 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
16404 * expr.c (expand_expr_real_1): Likewise.
16406 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
16408 * config/i386/i386.md (kunpckhi): Swap operands.
16409 (kunpcksi): Likewise.
16410 (kunpckdi): Likewise.
16411 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
16412 (vec_pack_trunc_<mode>): Likewise.
16414 2016-04-13 Jakub Jelinek <jakub@redhat.com>
16417 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
16419 PR middle-end/70633
16420 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
16421 gimplification turns some element into non-constant.
16424 * rtl.h (convert_memory_address_addr_space_1): New prototype.
16425 * explow.c (convert_memory_address_addr_space_1): No longer static,
16426 add NO_EMIT argument and don't call convert_modes if true, pass
16427 it down recursively, remove break after return.
16428 (convert_memory_address_addr_space): Adjust caller.
16429 * simplify-rtx.c (simplify_unary_operation_1): Call
16430 convert_memory_address_addr_space_1 instead of convert_memory_address,
16431 if it returns NULL, don't simplify.
16433 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
16436 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
16438 2016-04-12 Jakub Jelinek <jakub@redhat.com>
16440 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
16441 Bump the upper SIMDLEN limits, so that if the return type or
16442 characteristic type if the return type is void can be passed in
16443 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
16446 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16449 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
16450 Do not use "=" constraint on an input constraint.
16451 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
16452 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
16453 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
16454 generates (neg (abs ...)) instead of (abs ...).
16456 2016-04-12 Jakub Jelinek <jakub@redhat.com>
16458 PR rtl-optimization/70596
16459 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
16460 just invalidate LRA data and reset them. Adjust dump wording.
16462 2016-04-12 Martin Liska <mliska@suse.cz>
16465 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
16467 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
16469 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
16470 max_loop_iterations_int.
16471 (tree_unswitch_outer_loop): Likewise.
16472 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
16473 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
16475 2016-04-12 Tom de Vries <tom@codesourcery.com>
16477 PR tree-optimization/68756
16478 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
16479 instead of new_name.
16481 2016-04-12 Jakub Jelinek <jakub@redhat.com>
16483 PR tree-optimization/70602
16484 * tree-sra.c (generate_subtree_copies): Don't write anything into
16485 constant pool decls.
16487 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
16488 regardless whether there are depend clauses or not.
16490 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
16493 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
16494 target attribute and pragma from changing the -mfloat128
16495 and -mfloat128-hardware options.
16497 * doc/extend.texi (Additional Floating Types): Document PowerPC
16498 __float128 restrictions.
16500 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
16503 * config/aarch64/driver-aarch64.c
16504 (aarch64_get_extension_string_for_isa_flags): New.
16505 (arch_extension): Rename to...
16506 (aarch64_arch_extension): ...This.
16507 (ext_to_feat_string): Rename to...
16508 (aarch64_extensions): ...This.
16509 (aarch64_core_data): Keep track of architecture extension flags.
16510 (cpu_data): Rename to...
16511 (aarch64_cpu_data): ...This.
16512 (aarch64_arch_driver_info): Keep track of architecture extension
16514 (get_arch_name_from_id): Rename to...
16515 (get_arch_from_id): ...This, change return type.
16516 (host_detect_local_cpu): Update and reformat for renames, handle
16517 extensions through common infrastructure.
16519 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
16522 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
16523 track of a canonical flag name.
16524 (all_extensions): Likewise.
16525 (arch_to_arch_name): Also track extension flags enabled by the arch.
16526 (all_architectures): Likewise.
16527 (aarch64_parse_extension): Move to here.
16528 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
16530 (aarch64_rewrite_selected_cpu): Update for above change.
16531 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
16532 are handled, such that the single explicit value enabled by an
16533 extension is kept seperate from the implicit values it also enables.
16534 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
16536 (aarch64_parse_extension): New.
16537 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
16538 here to config/aarch64/aarch64-protos.h.
16539 (aarch64_parse_extension): Move from here to
16540 common/config/aarch64/aarch64-common.c.
16541 (aarch64_option_print): Update.
16542 (aarch64_declare_function_name): Likewise.
16543 (aarch64_start_file): Likewise.
16544 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
16545 the canonical flag for extensions.
16546 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
16549 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
16551 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
16554 2016-04-09 Tom de Vries <tom@codesourcery.com>
16556 PR tree-optimization/68953
16557 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
16558 first to last subscript.
16560 2016-04-09 Jakub Jelinek <jakub@redhat.com>
16562 PR tree-optimization/70586
16563 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
16566 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
16570 PR tree-optimization/70373
16571 PR middle-end/70533
16572 PR middle-end/70534
16573 PR middle-end/70535
16574 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
16575 clauses for acc parallel reductions as necessary. Error on those
16577 * omp-low.c (scan_sharing_clauses): Don't install variables which
16578 are used in acc parallel reductions.
16579 (lower_rec_input_clauses): Remove dead code.
16580 (lower_oacc_reductions): Add support for reference reductions.
16581 (lower_reduction_clauses): Remove dead code.
16582 (lower_omp_target): Don't remap variables appearing in acc parallel
16584 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
16586 2016-04-08 Jakub Jelinek <jakub@redhat.com>
16588 PR middle-end/70593
16589 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
16590 with multiple SSA_NAME defs, force the outputs other than first
16591 to be live before calling live_track_process_def on each output.
16593 PR rtl-optimization/70574
16594 * fwprop.c (forward_propagate_and_simplify): Don't add
16595 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
16596 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
16597 paradoxical subregs within *loc.
16599 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
16601 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
16602 -ftree-parallelize-loops={0,1}.
16603 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
16604 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
16605 * config/ia64/hpux.h (LIB_SPEC): Likewise.
16606 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
16607 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
16609 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
16612 * asan.c (instrument_derefs): If we get unknown location, extract it
16613 with EXPR_LOCATION.
16614 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
16616 2016-04-08 Tom de Vries <tom@codesourcery.com>
16618 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
16619 implicit firstprivate clause.
16621 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16624 * config/arm/thumb2.md (tst + branch-> lsls + branch
16625 peephole below *orsi_not_shiftsi_si): Require that condition
16626 register is dead after the peephole.
16627 (second peephole after the above): Likewise.
16629 2016-04-08 Alan Modra <amodra@gmail.com>
16632 * builtins.c (fold_builtin_classify): For IBM extended precision,
16633 look at just the high-order double to test for NaN.
16634 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
16635 test just the high double for Inf but both doubles for subnormal
16638 2016-04-07 Jakub Jelinek <jakub@redhat.com>
16640 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
16641 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
16642 node->simdclone->mask_mode != VOIDmode masks.
16643 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
16644 earlier, use it instead of node->simdclone.
16645 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
16646 Set clonei->mask_mode.
16648 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
16651 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
16652 Pass it through to cp_parser_already_scoped_statement.
16653 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
16654 it through to cp_parser_statement.
16655 (cp_parser_statement): Pass IF_P through to
16656 cp_parser_iteration_statement.
16657 (cp_parser_pragma): Adjust call to
16658 cp_parser_iteration_statement.
16660 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
16663 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
16664 resolve a future -Wparentheses warning.
16665 * omp-low.c (scan_sharing_clauses): Likewise.
16666 * tree-parloops.c (eliminate_local_variables): Likewise.
16668 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
16670 PR rtl-optimization/70398
16671 * lra-constraints.c (process_address_1): Check zero scale and code
16672 for reloading with zero scale.
16674 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
16676 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
16677 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
16679 2016-04-06 Jakub Jelinek <jakub@redhat.com>
16681 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
16682 Add support for AVX512F clones, include them by default for
16683 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
16684 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
16687 PR middle-end/70550
16688 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
16689 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
16690 firstprivate clauses.
16691 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
16692 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
16693 (lower_omp_target): Set TREE_NO_WARNING for
16694 non-addressable possibly uninitialized vars which are copied into
16695 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
16697 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
16699 * config/pa/predicates.md (integer_store_memory_operand): Accept
16700 REG+D operands with a large offset when reload_in_progress is true.
16701 (floating_point_store_memory_operand): Likewise.
16703 2016-04-05 Jakub Jelinek <jakub@redhat.com>
16706 * match.pd (nested int casts): Limit to GIMPLE.
16708 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
16711 * ipa-devirt.c (maybe_record_node): Fix comment; use
16712 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
16714 2016-04-05 Jakub Jelinek <jakub@redhat.com>
16716 PR rtl-optimization/70542
16717 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
16718 if there are any uses other than insn or debug insns.
16720 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
16721 Jakub Jelinek <jakub@redhat.com>
16723 PR tree-optimization/70509
16724 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
16725 Shift HOST_WIDE_INT_1U instead of 1.
16727 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
16729 PR tree-optimization/70509
16730 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
16731 of the vector base type for index.
16733 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
16736 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
16738 2016-04-05 Richard Biener <rguenther@suse.de>
16740 PR tree-optimization/70526
16741 * tree-sra.c (build_ref_for_offset): Use prev_base to
16742 extract the alias pointer type.
16744 2016-04-05 Richard Biener <rguenther@suse.de>
16746 * dse.c (struct store_info): Remove alias_set member.
16747 (struct read_info_type): Likewise.
16748 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
16749 spill_deleted, clear_alias_set_lookup): Remove.
16750 (get_group_info): Remove dead base == NULL_RTX case.
16751 (dse_step0): Remove initialization of removed variables.
16752 (delete_dead_store_insn): Reomve alias set dumping.
16753 (free_read_records): Remove alias_set handling.
16754 (canon_address): Remove alias_set_out parameter.
16755 (record_store): Remove spill_alias_set, it's always zero.
16756 (check_mem_read_rtx): Likewise.
16757 (dse_step2): Rename from ...
16758 (dse_step2_nospill): ... this. Adjust.
16759 (scan_stores): Rename from ...
16760 (scan_stores_nospill): ... this.
16761 (scan_reads): Rename from ...
16762 (scan_reads_nospill): ... this.
16763 (scan_stores_spill, scan_reads_spill): Remove.
16764 (dse_step3_scan): Remove for_spills argument which is always false.
16765 (dse_step3): Likewise.
16766 (dse_step5): Rename from ...
16767 (dse_step5_nospill): ... this. Remove alias_set handling.
16768 (rest_of_handle_dse): Adjust.
16770 2016-04-05 Jakub Jelinek <jakub@redhat.com>
16773 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
16774 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
16775 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
16776 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
16778 2016-04-05 Richard Biener <rguenther@suse.de>
16780 PR middle-end/70499
16781 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
16782 non-register type temporaries into SSA.
16784 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
16787 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
16788 calls when sanitizing.
16789 (possible_polymorphic_call_target_p): Fix formatting.
16791 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16792 Jakub Jelinek <jakub@redhat.com>
16794 PR middle-end/70457
16795 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
16796 to ensure a call statement is compatible with a built-in's
16798 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
16801 2016-04-04 Richard Biener <rguenther@suse.de>
16803 PR rtl-optimization/70484
16804 * rtl.h (canon_output_dependence): Declare.
16805 * alias.c (canon_output_dependence): New function.
16806 * dse.c (record_store): Use canon_output_dependence rather
16807 than canon_true_dependence.
16809 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
16812 * cgraph.h (symtab_node::copy_visibility_from): New function.
16813 * symtab.c (symtab_node::copy_visibility_from): New function.
16814 * ipa-visibility.c (optimize_weakref): New function.
16815 (function_and_variable_visibility): Use it.
16817 2016-04-04 Martin Liska <mliska@suse.cz>
16820 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
16821 value that is really in range handled by SBR instruction.
16822 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
16823 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
16824 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
16826 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
16830 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
16831 set, but not for SP_REG operands.
16833 2016-04-02 Martin Sebor <msebor@redhat.com>
16836 * fold-const.c (maybe_nonzero_address): New function.
16837 (fold_comparison): Call it. Fold equality and relational
16838 expressions involving null pointers.
16839 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
16841 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
16843 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
16844 the "Y" constraint (scalar FP 0.0 immediate).
16846 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
16847 Add the "const_double" to the list of operand constraints.
16849 2016-04-01 Jakub Jelinek <jakub@redhat.com>
16851 PR rtl-optimization/70467
16852 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
16853 If low word of the last operand is 0, just emit addition/subtraction
16856 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16859 * config/s390/s390.c (s390_expand_insv): Check for everything
16860 constant instead of just VOIDmode stuff.
16862 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16865 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
16867 2016-04-01 Nathan Sidwell <nathan@acm.org>
16869 * tree.def (TRY_CATCH_EXPR): Correct documentation.
16871 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
16873 PR rtl-optimization/70461
16874 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
16877 2016-03-31 Martin Liska <mliska@suse.cz>
16880 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
16881 a tree value or an immediate integer value to a buffer
16882 that is eventually copied to a BRIG section.
16883 (emit_immediate_operand): Call the function here.
16884 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
16885 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
16886 of class' fields that are removed.
16887 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
16888 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
16889 m_brig_repr_size fields.
16891 2016-03-31 Martin Liska <mliska@suse.cz>
16894 * hsa-gen.c (hsa_function_representation::update_dominance): New
16896 (convert_addr_to_flat_segment): Likewise.
16897 (gen_hsa_memory_set): New alignment argument.
16898 (gen_hsa_ctor_assignment): Likewise.
16899 (gen_hsa_insns_for_single_assignment): Provide alignment
16900 to gen_hsa_ctor_assignment.
16901 (gen_hsa_insns_for_direct_call): Add new argument.
16902 (expand_lhs_of_string_op): New function.
16903 (expand_string_operation_builtin): Likewise.
16904 (expand_memory_copy): New function.
16905 (expand_memory_set): New function.
16906 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
16907 (convert_switch_statements): Change signature.
16908 (generate_hsa): Use a return value of the function.
16909 (pass_gen_hsail::execute): Do not call
16910 convert_switch_statements here.
16911 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
16912 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
16913 (hsa_function_representation::update_dominance): New function.
16915 2016-03-31 Martin Liska <mliska@suse.cz>
16918 * hsa-brig.c (emit_directive_variable): Emit alignment
16919 according to hsa_symbol::m_align.
16920 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
16921 (dump_hsa_symbol): Dump alignment of HSA symbols.
16922 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
16923 (gen_hsa_addr_with_align): New function.
16924 (hsa_bitmemref_alignment): Use newly added function.
16925 (gen_hsa_insns_for_load): Likewise.
16926 (gen_hsa_insns_for_store): Likewise.
16927 (gen_hsa_memory_copy): New argument added.
16928 (gen_hsa_insns_for_single_assignment): Respect
16929 alignment for assignments processed via gen_hsa_memory_copy.
16930 (gen_hsa_insns_for_direct_call): Likewise.
16931 (gen_hsa_insns_for_return): Likewise.
16932 (gen_function_def_parameters): Set default alignment.
16933 * hsa.c (hsa_object_alignment): New function.
16934 (hsa_byte_alignment): Pasted function.
16935 * hsa.h (hsa_symbol::m_align): New field.
16937 2016-03-31 Bin Cheng <bin.cheng@arm.com>
16939 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
16940 scratch field for goto case.
16942 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
16944 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
16946 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
16949 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
16950 (scalar_chain::convert_insn): Call convert_op for reg
16951 moves to handle undefined registers.
16953 2016-03-31 Nathan Sidwell <nathan@acm.org>
16956 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
16957 Assert we don't want to move backwards.
16959 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
16962 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
16964 2016-03-31 Jakub Jelinek <jakub@redhat.com>
16966 PR rtl-optimization/70460
16967 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
16968 with operand from REG_LABEL_OPERAND, instead substitute
16969 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
16970 Don't do anything for REG_NON_LOCAL_GOTO jumps.
16972 2016-03-31 Martin Liska <mliska@suse.cz>
16974 * passes.c (execute_one_pass): Do not call
16975 todo_after for a discarded function.
16977 2016-03-31 Bin Cheng <bin.cheng@arm.com>
16979 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
16980 (no_cost, infinite_cost): Initialize the new field.
16981 (get_computation_cost_at): Record setup cost.
16982 (determine_use_iv_cost_address): Skip cost computation for sub
16983 uses if we can estimate it without losing accuracy.
16985 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
16987 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
16989 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
16990 max_loop_iterations_int.
16991 (tree_unswitch_outer_loop): Likewise.
16992 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
16993 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
16995 2016-03-30 Richard Biener <rguenther@suse.de>
16997 PR middle-end/70450
16998 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
17000 2016-03-30 Jakub Jelinek <jakub@redhat.com>
17003 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
17004 in gen_blendm expander.
17006 2016-03-30 Nick Clifton <nickc@redhat.com>
17009 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
17010 case where we are already provided with an SImode SUBREG.
17012 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
17015 * config/i386/i386.c (ix86_expand_epilogue): Properly check
17016 conflict between DRAP register and __builtin_eh_return.
17018 2016-03-30 Michael Matz <matz@suse.de>
17019 Richard Biener <rguenther@suse.de>
17022 * ipa-polymorphic-call.c (struct type_change_info): Change
17023 speculative to an unsigned allowing to limit the work we do.
17024 (csftc_abort_walking_p): New inline function..
17025 (check_stmt_for_type_change): Limit the number of may-defs
17026 skipped for speculative devirtualization to
17027 max-speculative-devirt-maydefs.
17028 * params.def (max-speculative-devirt-maydefs): New param.
17029 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
17031 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
17034 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
17037 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
17039 PR tree-optimization/59124
17040 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
17041 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
17043 2016-03-29 Jeff Law <law@redhat.com>
17045 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
17047 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17049 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
17052 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
17054 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
17055 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
17056 gcrt0.o if linking dynamically.
17058 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17061 * ipa-devirt.c (methods_equal_p): New function.
17062 (compare_virtual_tables): Use it.
17063 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
17064 * cgraphclones.c (clone_function_name_1): Use
17065 symbol_table::symbol_suffix_separator.
17066 * coverage.c (build_var): Likewise.
17067 * symtab.c (symbol_table::symbol_suffix_separator): New.
17069 2016-03-29 Jakub Jelinek <jakub@redhat.com>
17071 PR rtl-optimization/70429
17072 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
17073 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
17074 mode != result_mode.
17077 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
17079 PR tree-optimization/70405
17080 * ssa-iterators.h (num_imm_uses): Add missing braces.
17082 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
17084 PR rtl-optimization/68695
17085 * ira-color.c (allocno_copy_cost_saving): New.
17086 (improve_allocation): Use it.
17088 2016-03-29 Richard Henderson <rth@redhat.com>
17090 PR middle-end/70355
17091 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
17093 2016-03-29 Richard Biener <rguenther@suse.de>
17095 PR middle-end/70424
17096 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
17097 use alignment returned by get_pointer_alignment_1 if it is
17098 bigger than BITS_PER_UNIT.
17099 * builtins.c (get_pointer_alignment_1): Do not return true
17100 for alignment extracted from SSA info.
17102 2016-03-28 James Bowman <james.bowman@ftdichip.com>
17104 * config/ft32/ft32.opt (mnodiv): New.
17105 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
17106 * doc/invoke.texi (FT32 Options -mnodiv): New.
17108 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
17111 * config/i386/i386.md (define_split, andn): Fix modes.
17113 2016-03-26 Richard Biener <rguenther@suse.de>
17114 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17117 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
17119 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
17120 as 2nd argument to cl_optimization_restore().
17122 2016-03-25 Richard Henderson <rth@redhat.com>
17125 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
17126 * config/aarch64/aarch64-protos.h: Declare it.
17127 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
17129 2016-03-25 Alan Modra <amodra@gmail.com>
17132 * config/rs6000/constraints.md (j): Simplify.
17133 * config/rs6000/predicates.md (easy_fp_constant): Exclude
17135 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
17136 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
17137 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
17138 in all constraint alternatives.
17139 (movtd_64bit_nodm): Delete "j" constraint alternative.
17141 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
17143 * tree-ssa-propagate.c: Enhance docs for
17144 SSA_PROP_NOT_INTERESTING.
17146 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
17148 * doc/extend.texi: Fix typo in documentation to pure attribute.
17150 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
17153 * config/pa/pa.md (bswapdi2): Use a scratch register.
17155 2016-03-24 Richard Henderson <rth@redhat.com>
17157 PR middle-end/69845
17158 * fold-const.c (extract_muldiv_1): Correct test for multiplication
17161 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
17163 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
17164 using ix86_expand_binary_operator instead of gen_andsi3.
17166 2016-03-24 Richard Biener <rguenther@suse.de>
17168 PR tree-optimization/70396
17169 * tree-vect-stmts.c (vectorizable_comparison): Use
17170 get_vectype_for_scalar_type.
17172 2016-03-24 Richard Biener <rguenther@suse.de>
17174 PR middle-end/70370
17175 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
17176 with register bases.
17178 2016-03-24 Richard Biener <rguenther@suse.de>
17180 PR tree-optimization/70372
17181 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
17182 build_all_ones_cst to also handle vector types correctly.
17184 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17187 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
17190 2016-03-23 Marek Polacek <polacek@redhat.com>
17193 * doc/invoke.texi: Document -Wignored-attributes.
17195 2016-03-23 Bin Cheng <bin.cheng@arm.com>
17197 PR tree-optimization/69042
17198 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
17199 parameter from 30 to 40.
17201 2016-03-23 Bin Cheng <bin.cheng@arm.com>
17203 PR tree-optimization/69042
17204 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
17205 for use with constant offset stripped in base.
17207 2016-03-23 Richard Biener <rguenther@suse.de>
17209 PR middle-end/70251
17210 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
17211 mode compatibility check.
17212 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
17214 2016-03-23 Jeff Law <law@redhat.com>
17216 PR tree-optimization/64058
17217 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
17219 (struct ssa_conflicts): Move up earlier in the file.
17220 (conflicts_, var_map_): New static variables.
17221 (initialize_conflict_count): New function to initialize the
17222 CONFLICT_COUNT field for each conflict pair.
17223 (compare_pairs): Lazily initialize the conflict count and use it
17224 as the first tie-breaker.
17225 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
17226 and wipe conflicts_ and map_ around the call to qsort. Remove
17227 special case for 2 coalesce pairs.
17228 * bitmap.c (bitmap_count_unique_bits): New function.
17229 (bitmap_count_bits_in_word): New function, extracted from
17231 (bitmap_count_bits): Use bitmap_count_bits_in_word.
17232 * bitmap.h (bitmap_count_unique_bits): Declare it.
17234 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
17237 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
17238 transparent alias chain for decl assembler name.
17239 * config/sol2.c (solaris_assemble_visibility): Likewise.
17241 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17243 * config/arm/arm1020e.md (1020call_op): Reduce reservation
17245 (v10_fdivs): Likewise.
17246 (v10_fdivd): Likewise.
17248 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17251 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
17252 to not call fclose twice on file.
17254 2016-03-23 Jakub Jelinek <jakub@redhat.com>
17256 PR tree-optimization/70354
17257 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
17258 oprnd0 is wider than oprnd1 and there is a cast from the wider
17259 type to oprnd1, mask it with the mask of the narrower type.
17262 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
17263 Optimize TARGET_STV splitters, if high or low word of last argument
17266 2016-03-22 Jeff Law <law@redhat.com>
17269 tree-ssa-threadbackward.c
17270 (fsm_find_control_statement_thread_paths): Correctly distinguish
17271 between old style jump threads vs FSM jump threads.
17273 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
17276 * config/i386/i386.c (scalar_chain::convert_op): Support
17277 uninitialized register usage case.
17279 2016-03-22 Richard Biener <rguenther@suse.de>
17281 PR middle-end/70251
17282 * genmatch.c (gen_transform): Adjust last parameter to a three-state
17284 (capture::gen_transform): ... to change behavior when substituting
17285 a condition into cond or not-cond expr context.
17286 (dt_simplify::gen_1): Adjust.
17287 * gimple-match-head.c: Include gimplify.h for unshare_expr.
17288 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
17289 last change and instead change to
17290 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
17291 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
17293 2016-03-22 Anthony Green <green@moxielogic.com>
17295 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
17296 issue for moxiebox targets.
17297 (CC1PLUS_SPEC): Ditto.
17299 2016-03-22 Richard Biener <rguenther@suse.de>
17301 PR middle-end/70333
17302 * fold-const.c (extract_muldiv_1): Properly perform multiplication
17305 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
17307 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
17309 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
17312 * config/i386/i386.c (def_builtin): Handle
17313 OPTION_MASK_ISA_AVX512VL to be and-ed with other
17315 (const struct builtin_description bdesc_special_args[]):
17316 Remove duplicate ISA bits.
17318 2016-03-22 Jakub Jelinek <jakub@redhat.com>
17321 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
17322 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
17323 in a way that works also for AVX512BW.
17326 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
17327 instead of source if operands[1] is xmm16 and above and
17328 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
17329 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
17332 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
17333 on assign if (*from_p) is a comparison, set it to
17334 TREE_NO_WARNING (*from_p).
17336 2016-03-21 Jakub Jelinek <jakub@redhat.com>
17338 PR middle-end/70326
17339 * lra.c (restore_scratches): Ignore deleted insns.
17341 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
17342 Jakub Jelinek <jakub@redhat.com>
17344 PR tree-optimization/70317
17345 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
17348 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
17351 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
17352 of ix86_expand_move.
17354 (movti): Use general_operand for operand 1 predicate.
17356 2016-03-21 Martin Liska <mliska@suse.cz>
17358 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
17360 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
17362 2016-03-21 Martin Liska <mliska@suse.cz>
17365 * ipa-icf.c (sem_function::parse): Skip static
17366 constructors and destructors.
17368 2016-03-21 Jakub Jelinek <jakub@redhat.com>
17371 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
17372 function-like macro, peek following token(s) if it is followed
17373 by CPP_OPEN_PAREN token with optional padding in between, and
17374 if not, don't treat it like a macro.
17376 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
17377 Alexander Monakov <amonakov@ispras.ru>
17379 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
17380 for the stabs debug format.
17382 2016-03-21 Richard Biener <rguenther@suse.de>
17384 PR tree-optimization/70310
17385 * tree-vect-generic.c (expand_vector_condition): Fold the built
17388 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
17391 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
17392 Block third alternative for AVX-512VL target,
17394 2016-03-21 Martin Liska <mliska@suse.cz>
17397 * hsa-brig.c (emit_function_directives): Mark unemitted
17398 global variables for emission.
17399 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
17400 (get_symbol_for_decl): Likewise.
17401 * hsa.h (struct hsa_symbol): New flag.
17403 2016-03-21 Richard Biener <rguenther@suse.de>
17405 PR tree-optimization/70288
17406 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
17407 we do not estimate unsimplified all-constant conditionals or
17408 switches as optimized away.
17410 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
17412 PR rtl-optimization/69102
17413 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
17414 when we have a readonly dependency context.
17416 2016-03-18 Jeff Law <law@redhat.com>
17418 PR rtl-optimization/70263
17419 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
17420 (update_equiv_regs): When trying to move a store to after the insn
17421 that sets the source of the store, make sure the store occurs after
17422 the insn that sets the source of the store. When successful note
17423 the REG_EQUIV note created in the dump file.
17425 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
17426 Bernd Schmidt <bschmidt@redhat.com>
17428 * doc/extend.texi: Document more potential problems with basic asms.
17430 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
17432 PR rtl-optimization/70278
17433 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
17436 2016-03-18 Jason Merrill <jason@redhat.com>
17438 * calls.c (load_register_parameters): Fix zero size sibcall logic.
17440 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
17442 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
17443 values to 128b regs.
17445 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
17447 PR tree-optimization/70252
17448 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
17449 boolean vector has a proper number of elements.
17450 (supportable_narrowing_operation): Likewise.
17452 2016-03-18 Tom de Vries <tom@codesourcery.com>
17455 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
17457 2016-03-18 Jakub Jelinek <jakub@redhat.com>
17459 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
17460 instead of replace_rtx for DEBUG_INSNs.
17462 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17464 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
17465 load type reservations.
17467 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
17470 * config/pa/constraints.md: Revert 2015-02-13 change. Use
17471 define_constraint for "Q" and "T" constraints.
17473 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
17475 Tweak the pipeline model for Exynos M1
17477 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
17480 2016-03-17 David Malcolm <dmalcolm@redhat.com>
17483 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
17484 where one or both locations aren't within a line_map.
17486 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
17489 * opts.c (finish_options): Don't set flag_pie to the default if
17490 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
17493 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
17495 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
17496 true as ALL_REGS argument to replace_rtx.
17498 2016-03-17 Richard Biener <rguenther@suse.de>
17501 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
17504 2016-03-17 Jakub Jelinek <jakub@redhat.com>
17507 * rtl.h (replace_rtx): Add ALL_REGS argument.
17508 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
17509 equality and assert mode is the same, instead of just rtx pointer
17511 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
17512 true as ALL_REGS argument to replace_rtx.
17514 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
17516 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
17517 for boolean vector with vector mode only.
17518 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
17520 2016-03-17 Nick Clifton <nickc@redhat.com>
17523 * config/rx/rx.c (rx_print_integer): Print negative constants in
17526 2016-03-17 Jakub Jelinek <jakub@redhat.com>
17529 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
17531 2016-03-16 Richard Henderson <rth@redhat.com>
17532 Richard Biener <rguenth@suse.de>
17534 PR middle-end/70240
17535 PR middle-end/68215
17537 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
17538 first operand as is_gimple_condexpr.
17540 PR middle-end/70240
17541 PR middle-end/68215
17543 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
17544 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
17545 Do not gimplify the result.
17546 (do_unop): Adjust call to tree_vec_extract.
17547 (do_binop): Likewise.
17548 (do_compare): Likewise.
17549 (do_plus_minus): Likewise.
17550 (do_negate): Likewise.
17551 (expand_vector_condition): Likewise.
17552 (do_cond): Likewise.
17554 2016-03-16 Richard Henderson <rth@redhat.com>
17557 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
17558 (aarch64_classify_address): Use it.
17559 (aarch64_legitimize_address): Force all subexpressions of PLUS
17560 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
17562 2016-03-16 Jakub Jelinek <jakub@redhat.com>
17563 Richard Biener <rguenth@suse.de>
17566 * rtlanal.c (replace_rtx): For REG, if from is a REG,
17567 return to even if only REGNO is equal, and assert
17570 2016-03-11 Jeff Law <law@redhat.com>
17572 PR rtl-optimization/70224
17573 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
17575 2016-03-16 Richard Henderson <rth@redhat.com>
17577 PR middle-end/70199
17578 * function.h (struct function): Add has_forced_label_in_static.
17579 * gimplify.c (force_labels_r): Set it.
17580 * lto-streamer-in.c (input_struct_function_base): Read it.
17581 * lto-streamer-out.c (output_struct_function_base): Write it.
17582 * tree-inline.c (has_label_address_in_static_1): Remove.
17583 (copy_forbidden): Remove fndecl parameter; test
17584 has_forced_label_in_static.
17585 (inline_forbidden_p): Update call to copy_forbidden.
17586 (tree_versionable_function_p): Likewise.
17587 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
17588 (chkp_versioning): Likewise.
17589 * tree-inline.h (copy_forbidden): Update decl.
17591 2016-03-16 Marek Polacek <polacek@redhat.com>
17594 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
17595 function being thunked if the result type doesn't have fixed size.
17596 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
17597 doesn't have fixed size.
17599 2016-03-16 Bin Cheng <bin.cheng@arm.com>
17601 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
17602 reporting malformed loop nest.
17604 2016-03-16 Tom de Vries <tom@codesourcery.com>
17607 * ipa-devirt.c (possible_polymorphic_call_targets): Move
17608 nodes.length () == 1 test to before first nodes[0] access.
17610 2016-03-16 Tom de Vries <tom@codesourcery.com>
17612 PR tree-optimization/68715
17613 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
17614 single_pred_p test.
17616 2016-03-16 Tom de Vries <tom@codesourcery.com>
17618 PR tree-optimization/68809
17619 * graphite-scop-detection.c (same_close_phi_node): Test if result types
17622 2016-03-16 Carlos O'Donell <carlos@redhat.com>
17623 Sandra Loosemore <sandra@codesourcery.com>
17625 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
17626 on leaf attribute. Mention ELF interposition problems.
17628 2016-03-16 Alan Modra <amodra@gmail.com>
17630 PR rtl-optimization/69195
17631 PR rtl-optimization/47992
17632 * ira.c (indirect_jump_optimize): Ignore artificial defs.
17635 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
17638 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
17640 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17642 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
17644 2016-03-15 Jakub Jelinek <jakub@redhat.com>
17646 PR rtl-optimization/70222
17647 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
17648 optimization if mode is different from result_mode, queue up masking
17649 of the result in outer_op. Formatting fix.
17651 PR middle-end/70239
17652 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
17655 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
17657 PR rtl-optimization/69032
17658 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
17659 looping backwards over basic block insns.
17661 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
17664 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
17665 to non-speculative when propagating trap bits.
17667 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
17669 PR rtl-optimization/63384
17670 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
17671 DEBUG_INSN_P insns.
17673 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
17676 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
17677 factored out from ...
17678 (sched_analyze_insn): ... here.
17679 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
17680 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
17681 get_implicit_reg_pending_clobbers in it.
17682 (setup_id_reg_sets): Use setup_id_implicit_regs.
17683 (deps_init_id): Ditto.
17685 2016-03-15 Tom de Vries <tom@codesourcery.com>
17688 * cgraph.c (cgraph_node::get_body): Save, reset and restore
17690 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
17691 execute_function_dump.
17692 (execute_one_pass): Don't dump function if it will be dumped after ipa
17695 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
17697 * genrecog.c (match_pattern_2): If pred is NULL don't call
17698 safe_predicate_mode on it.
17700 2016-03-14 Jakub Jelinek <jakub@redhat.com>
17702 PR middle-end/70219
17703 * lra-constraints.c (delete_move_and_clobber): Change assertion
17704 to also allow dregno == 0.
17706 2016-03-14 Richard Henderson <rth@redhat.com>
17709 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
17710 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
17711 (reassociate_bb): Use optimize_vec_cond_expr; avoid
17712 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
17715 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
17718 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
17720 (lra_create_live_ranges_1): initialize hard register biggest_mode to
17722 * lra-constraints.c (split_reg): For hard regs, try to find the
17723 biggest single-register mode used in the function.
17725 2016-03-14 Richard Biener <rguenther@suse.de>
17727 PR tree-optimization/56365
17728 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
17729 constants to compare against.
17731 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
17734 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
17735 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
17736 (define_split for the GPR case): Use int_reg_operand instead of
17737 gpc_reg_operand for the output.
17739 2016-03-14 Tom de Vries <tom@codesourcery.com>
17741 PR tree-optimization/70045
17742 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
17743 create_empty_if_region_on_edge argument.
17745 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
17747 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
17748 (STACK_CHECK_PROTECT): Likewise.
17749 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
17750 (STACK_CHECK_PROTECT): Likewise.
17751 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
17752 (STACK_CHECK_PROTECT): Likewise.
17753 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
17754 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
17755 (STACK_CHECK_PROTECT): Likewise.
17757 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
17759 PR rtl-optimization/69307
17760 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
17761 registers in modes that span more than one register.
17763 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
17766 * lra-constraints.c (delete_move_and_clobber): New.
17767 (remove_inheritance_pseudos): Use it.
17769 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
17772 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
17773 the libcall is LCT_THROW.
17774 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
17775 for the checking routine.
17777 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
17780 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
17781 optimization if we have direct move.
17782 (roundu32<mode>2_fprs): Likewise.
17784 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
17787 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
17789 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
17790 Arguments swapped. All callers changed. Take reg_renumber into
17791 account, and Calculate and compare register ranges for hard regs.
17793 2016-03-11 Jeff Law <law@redhat.com>
17795 PR tree-optimization/70190
17796 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
17797 Handle cases where we can not extract the taken edge, even though we
17798 found a constant value.
17800 PR tree-optimization/64058
17801 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
17802 (num_coalesce_pairs): Move up earlier in file.
17803 (find_coalesce_pair): Initialize the INDEX field for each pair
17805 (compare_pairs): No longer sort on the elements in each pair.
17806 Instead break ties with the index of the coalesce pair.
17808 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17811 * config/aarch64/aarch64-protos.h
17812 (aarch64_save_restore_target_globals): New prototype.
17813 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
17814 Call the above when popping pragma.
17815 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
17817 (aarch64_set_current_function): Rewrite using the above.
17819 2016-03-11 Jakub Jelinek <jakub@redhat.com>
17821 PR tree-optimization/70177
17822 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
17823 (extract_ops_from_tree): ... this. In the 2 argument
17824 overload remove _1 suffix.
17825 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
17826 (extract_ops_from_tree): ... this.
17827 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
17829 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17830 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
17831 extract_ops_from_tree instead of 2 operand one.
17833 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
17835 PR tree-optimization/70013
17836 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
17837 for constant-pool entries.
17839 2016-03-11 Jakub Jelinek <jakub@redhat.com>
17841 PR rtl-optimization/70174
17842 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
17843 followed by gen_lowpart on force_reg instead of just gen_lowpart.
17845 PR tree-optimization/70169
17846 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
17847 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
17850 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17851 Jakub Jelinek <jakub@redhat.com>
17854 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
17855 of uninitialized values.
17857 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17859 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
17861 ("*trunctddd2"): New pattern definition.
17862 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
17865 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17867 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
17868 definitions for BFP and DFP rounding modes.
17869 ("fixuns_truncdddi2", "fixuns_trunctddi2")
17870 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
17871 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
17872 ("fix_trunctf<mode>2"): Use the new constants instead of magic
17875 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17877 * config/s390/constraints.md: Adjust comment.
17878 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
17879 s390_decompose_addrstyle_without_index.
17880 * config/s390/predicates.md (shift_count_or_setmem_operand):
17881 Rename to setmem_operand.
17882 * config/s390/s390-protos.h
17883 (s390_decompose_shift_count): Rename to
17884 s390_decompose_addrstyle_without_index.
17885 * config/s390/s390.c (s390_decompose_shift_count)
17886 (s390_mem_constraint, print_shift_count_operand)
17887 (print_operand_address, print_operand): Rename
17888 s390_decompose_shift_count to
17889 s390_decompose_addrstyle_without_index and rename
17890 print_shift_count_operand to print_addrstyle_operand troughout the
17892 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
17893 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
17894 Rename shift_count_or_setmem_operand to setmem_operand.
17895 * config/s390/vx-builtins.md ("vec_insert<mode>")
17896 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
17899 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17902 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
17903 Handle overlapping retval and newval.
17905 2016-03-10 Nick Clifton <nickc@redhat.com>
17908 * config/aarch64/aarch64.c
17909 (aarch64_override_options_after_change_1): When forcing
17910 flag_omit_frame_pointer to be true, use a special value that can
17911 be detected if this function is called again, thus preventing
17912 flag_omit_leaf_frame_pointer from being forced to be false.
17914 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17916 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
17917 Set x_flag_omit_leaf_frame_pointer when handling
17918 -momit-leaf-frame-pointer.
17920 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17923 * cgraph.c (cgraph_node::dump): Dump split_part and
17924 indirect_call_target.
17925 * cgraph.h (cgraph_node): Add indirect_call_target flag.
17926 * ipa.c (has_addr_references_p): Cleanup.
17927 (is_indirect_call_target_p): New.
17928 (walk_polymorphic_call_targets): Do not mark virtuals that may be
17929 called indirectly as local.
17930 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
17932 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17935 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
17936 on cxa_pure_virtual.
17938 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17941 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
17943 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
17946 * tree.c (need_assembler_name_p): Only record main variant type names.
17948 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
17951 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
17952 Always define to 0 or 1.
17953 (TARGET_FIX_ERR_A53_843419): New macro.
17954 * config/aarch64/aarch64-elf-raw.h
17955 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
17956 * config/aarch64/aarch64-linux.h: Likewise.
17957 * config/aarch64/aarch64.c
17958 (aarch64_override_options_after_change_1): Do not default
17959 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
17961 (aarch64_attributes): Handle fix-cortex-a53-843419.
17962 (aarch64_can_inline_p): Likewise.
17963 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
17965 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
17966 Jakub Jelinek <jakub@redhat.com>
17968 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
17969 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
17970 DECL_COMMONS if flag_unconstrained_commons is set.
17971 * tree-dfa.c (get_ref_base_and_extent): Likewise.
17972 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
17973 (funconstrained-commons): Document.
17975 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
17977 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
17978 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
17980 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
17982 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
17983 has a proper number of elements.
17985 2016-03-10 Alan Modra <amodra@gmail.com>
17987 PR rtl-optimization/69195
17988 PR rtl-optimization/47992
17989 * ira.c (recorded_label_ref): Delete.
17990 (update_equiv_regs): Return void.
17991 (indirect_jump_optimize): New function.
17992 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
17993 before regstat_compute_ri. Don't rebuild_jump_labels here.
17994 Delete update_regstat.
17996 2016-03-10 Richard Biener <rguenther@suse.de>
17998 PR tree-optimization/70128
17999 * tree-ssa-structalias.c (set_uids_in_ptset): Set
18000 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
18002 2016-03-09 Jakub Jelinek <jakub@redhat.com>
18004 PR tree-optimization/70152
18005 * tree-sra.c (replace_removed_params_ssa_names): Copy over
18006 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
18009 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
18010 instead of gen_sse2_loadlpd.
18011 * config/i386/sse.md (*vec_concatv2df): Rename to...
18012 (vec_concatv2df): ... this.
18014 PR tree-optimization/70127
18015 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
18017 2016-03-09 David Malcolm <dmalcolm@redhat.com>
18021 * diagnostic-show-locus.c (compatible_locations_p): New function.
18022 (layout::layout): Sanitize ranges using compatible_locations_p.
18024 2016-03-09 David Malcolm <dmalcolm@redhat.com>
18028 * diagnostic-show-locus.c (layout_range::layout_range): Replace
18029 location_range param with three const expanded_locations * and a
18031 (layout::layout): Replace call to
18032 rich_location::lazily_expand_location with get_expanded_location.
18033 Extract the range and perform location expansion here, passing
18034 the results to the layout_range ctor.
18035 * diagnostic.c (source_range::debug): Delete.
18036 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
18037 of rich_location::get_expanded_location.
18038 * gcc-rich-location.c (get_range_for_expr): Delete.
18039 (gcc_rich_location::add_expr): Reimplement to avoid the
18040 rich_location::add_range overload that took a location_range,
18041 passing a location_t instead.
18043 2016-03-09 Richard Biener <rguenther@suse.de>
18044 Jakub Jelinek <jakub@redhat.com>
18046 PR tree-optimization/70138
18047 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
18048 Also skip vect_double_reduction_def.
18050 2016-03-09 Jakub Jelinek <jakub@redhat.com>
18053 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
18054 if the operand is "m".
18056 2016-03-09 Nathan Sidwell <nathan@acm.org>
18058 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
18060 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18062 * config/i386/i386.c (processor_target_table): Fix cost table
18063 intialization order for znver1.
18065 2016-03-08 Jakub Jelinek <jakub@redhat.com>
18067 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
18068 - becuase -> because.
18069 * ipa-reference.c (ignore_module_statics): Likewise.
18070 * cgraph.c (cgraph_node::get_body): Likewise.
18071 * ipa-inline.c (early_inliner): Likewise.
18072 * ipa-devirt.c (types_same_for_odr): Likewise.
18073 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
18074 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
18076 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18078 * tree-ssa-math-opts.c: Fix typo in comment.
18080 2016-03-08 Jakub Jelinek <jakub@redhat.com>
18083 * config/i386/i386.c (scalar_chain::make_vector_copies,
18084 scalar_chain::convert_reg): Call end_sequence in between
18085 get_insns and emit_conversion_insns rather than after both
18088 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
18091 * config/i386/i386.h (machine_function): Add
18092 pc_thunk_call_expanded flag.
18093 (ix86_pc_thunk_call_expanded): New define.
18094 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
18095 (*set_got): Rename insn pattern from set_got.
18096 (*set_got_labelled): Rename inst pattern from set_got_labelled.
18097 * config/i386/i386.c (ix86_compute_frame_layout): Use
18098 ix86_pc_thunk_call_expanded to prevent red-zone.
18100 2016-03-07 Martin Jambor <mjambor@suse.cz>
18102 * hsa.h (hsa_get_ctor_statements): Declare.
18103 (hsa_get_dtor_statements): Likewise.
18104 (hsa_get_kernel_dispatch_type): Likewise.
18105 * hsa.c (hsa_get_ctor_statements): New function.
18106 (hsa_get_dtor_statements): Likewise.
18107 (hsa_get_kernel_dispatch_type): Likewise.
18108 * hsa-brig.c (hsa_cdtor_statements): Removed.
18109 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
18110 hsa_get_dtor_statements.
18111 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
18112 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
18114 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
18116 * config/arm/arm-cores.def (cortex-r8): New.
18117 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
18118 * config/arm/arm-tune.md: Likewise.
18119 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
18121 2016-03-07 Martin Sebor <msebor@redhat.com>
18123 PR rtl-optimization/19705
18124 * doc/invoke.texi (Options That Control Optimization): Clarify
18125 -fno-branch-count-reg.
18127 2016-02-26 Richard Biener <rguenther@suse.de>
18128 Jeff Law <law@redhat.com>
18130 PR tree-optimization/69740
18131 * cfghooks.c (remove_edge): Request loop fixups if we delete
18132 an edge that might turn an irreducible loop into a natural
18134 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
18135 Move after definition of loops_state_clear.
18137 2016-03-07 Bin Cheng <bin.cheng@arm.com>
18139 PR rtl-optimization/69052
18140 * rtlanal.c (commutative_operand_precedence): Set higher precedence
18143 2016-03-07 Tom de Vries <tom@codesourcery.com>
18145 PR tree-optimization/70116
18146 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
18147 is_tm_ending stmts and ubsan/asan internal functions.
18148 (find_duplicate): Use it. Don't test is_tm_ending here.
18150 2016-03-07 Richard Biener <rguenther@suse.de>
18152 PR tree-optimization/70115
18153 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
18154 (propagate_constants_for_unrolling): Use replace_uses_by.
18156 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
18158 PR middle-end/69916
18159 * omp-low.c (struct oacc_loop): Add ifns.
18160 (new_oacc_loop_raw): Initialize it.
18161 (finish_oacc_loop): Clear mask & flags if no ifns.
18162 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
18163 (oacc_loop_xform_loop): Add ifns arg & adjust.
18164 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
18166 2016-03-07 Richard Henderson <rth@redhat.com>
18169 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
18170 (insert_value_copy_on_edge): Likewise.
18172 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18174 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
18176 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18179 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
18181 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
18183 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
18185 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
18187 Fix sseimul type attribute.
18188 * config/i386/znver1.md
18189 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
18190 znver1_sseimul_avx256_load) : Fix the type attribute.
18191 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
18192 pipe usage and latency.
18194 2016-03-05 Jakub Jelinek <jakub@redhat.com>
18197 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
18198 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
18201 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
18204 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
18206 PR rtl-optimization/69941
18207 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
18208 the reg share its mode.
18210 2016-03-04 Jeff Law <law@redhat.com>
18212 PR tree-optimization/69196
18213 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18214 If the both SSA_NAMEs are anonymous, then consider them unassociated
18215 and include the PHI in the statement count.
18217 2016-03-05 Tom de Vries <tom@codesourcery.com>
18219 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
18220 construct in oacc routine. Check for oacc region in oacc routine.
18222 2016-03-04 Jakub Jelinek <jakub@redhat.com>
18225 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
18226 2016-02-22 changes, instead don't recurse if RECUR is already true.
18227 Don't change *dynamic_check if RECUR. Adjust recursive caller
18228 to pass true to the new argument.
18229 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
18232 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
18233 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
18235 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
18237 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
18239 PR rtl-optimization/57676
18240 * lra-assigns.c (lra_assign): Guard test for maximum iterations
18241 with flag_checking.
18243 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
18245 * tree-vect-patterns.c (search_type_for_mask): Handle
18246 comparison of booleans.
18248 2016-03-04 Jakub Jelinek <jakub@redhat.com>
18250 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
18254 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
18255 all other ops that have dw_val_class_die_ref operands,
18256 and DW_OP_GNU_entry_value.
18258 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18260 PR rtl-optimization/69904
18261 * config/arm/arm.c (arm_cannot_copy_insn_p):
18262 Return true for load-exclusive instructions.
18264 2016-03-03 Jakub Jelinek <jakub@redhat.com>
18267 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
18268 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
18269 the pattern no matter if it is used just by non-pattern, pattern
18271 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
18272 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
18273 oprnd1 def_stmt is in pattern, don't look through it.
18275 2016-03-03 Marek Polacek <polacek@redhat.com>
18277 PR middle-end/70050
18278 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
18280 2016-03-03 Martin Liska <mliska@suse.cz>
18282 PR tree-optimization/70043
18283 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
18284 previous statement if we see a debug statement.
18286 2016-03-03 Richard Biener <rguenther@suse.de>
18288 PR tree-optimization/55936
18289 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
18290 parameter and guard unsafe equivalence use.
18291 (vrp_evaluate_conditional_warnv_with_ops): Always use
18292 safe equivalences but not via the quadratic compare_names
18295 2016-03-03 Michael Collison <michael.collison@linaro.org>
18298 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
18299 for operand 1 to s_register_operand. Change predicate for operand
18300 2 to arm_not_immediate_operand.
18302 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
18304 * doc/tm.texi: Regenerated.
18306 2016-03-02 Richard Henderson <rth@redhat.com>
18309 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
18310 simplification when all args are positive non-fixed registers.
18312 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18314 * target.def (lra_p): Specify that new ports should use LRA.
18316 2016-03-02 Jakub Jelinek <jakub@redhat.com>
18319 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
18320 gimplify_type_sizes the type they refer to.
18321 (omp_notice_variable): Handle reference vars to VLAs.
18322 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
18323 reference to VLA decls in the second pass instead of first pass.
18325 2016-03-02 Tom de Vries <tom@codesourcery.com>
18327 PR tree-optimization/68659
18328 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
18329 new_expr == NULL_TREE.
18330 (get_new_name): Handle ADDR_EXPR.
18332 2016-03-02 Bin Cheng <bin.cheng@arm.com>
18334 PR rtl-optimization/69052
18335 * loop-invariant.c (canonicalize_address): New function.
18336 (inv_can_prop_to_addr_use): Check validity of address expression
18337 which is canonicalized by above function.
18339 2016-03-02 Alan Modra <amodra@gmail.com>
18342 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
18345 2016-03-02 Jakub Jelinek <jakub@redhat.com>
18348 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
18349 (*movhi_internal): Put mask moves from and to memory separately
18350 from moves from/to GPRs.
18352 2016-03-02 Richard Biener <rguenther@suse.de>
18354 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
18355 GENERIC expressions in GIMPLE.
18357 2016-03-02 Richard Biener <rguenther@suse.de>
18359 * config/i386/i386.c (type_natural_mode): Fix typo.
18361 2016-03-02 Nick Clifton <nickc@redhat.com>
18363 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
18365 2016-03-02 Richard Biener <rguenther@suse.de>
18366 Uros Bizjak <ubizjak@gmail.com>
18369 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
18371 2016-03-02 Richard Biener <rguenther@suse.de>
18373 PR middle-end/67278
18374 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
18376 2016-03-02 Marek Polacek <polacek@redhat.com>
18379 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
18380 "is promoted to" warning.
18382 2016-03-01 DJ Delorie <dj@redhat.com>
18384 * config.gcc: Deprecate mep-*.
18386 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
18388 PR middle-end/70025
18389 * lra-constraints.c (regno_val_use_in): New.
18390 (match_reload): Use it instead of regno_use_in.
18392 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
18394 PR rtl-optimization/70007
18395 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
18396 references present in REG_EQUAL notes attached to non-SET patterns.
18398 2016-03-01 Jeff Law <law@redhat.com>
18400 PR tree-optimization/69196
18401 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18402 Appropriately clamp the number of statements to copy when the
18403 thread path does not traverse a loop backedge.
18405 PR tree-optimization/69196
18406 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
18407 Do count some PHIs in the thread path against the insn count. Decrease
18408 final statement count by one as the control statement in the last
18409 block will get removed. Remove special cased code for handling PHIs
18412 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
18415 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
18416 asm dialect alternatives to explicit GOTPCREL calls.
18418 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
18421 * ira.c (do_reload): Issue warning for generic stack checking here...
18422 * reload1.c (reload): ...instead of here and streamline it.
18424 2016-03-01 Nick Clifton <nickc@redhat.com>
18426 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
18428 2016-03-01 Richard Biener <rguenther@suse.de>
18430 PR tree-optimization/69983
18431 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
18432 types and fall back to operand_equal_p.
18434 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18437 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18439 * config/s390/constraints.md ("jm8"): New constraint.
18440 * config/s390/predicates.md ("const_int_8bitset_operand"): New
18442 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
18444 ("*setmem_long<setmem_and>"): New pattern.
18445 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
18447 ("*setmem_long_31z<setmem_and>"): New pattern.
18448 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
18449 New substitution rules with the required attributes.
18452 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18455 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18457 * gensupport.c (process_substs_on_one_elem): Split loop to
18458 complete mark_operands_used_in_match_dup on all expressions in the
18460 (adjust_operands_numbers): Inline into process_substs_on_one_elem
18461 and remove function.
18463 2016-03-01 Richard Biener <rguenther@suse.de>
18465 PR middle-end/70022
18466 * fold-const.c (fold_indirect_ref_1): Fix range checking for
18467 vector BIT_FIELD_REF extract.
18469 2016-03-01 Richard Biener <rguenther@suse.de>
18471 PR tree-optimization/69994
18472 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
18474 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
18476 PR tree-optimization/69956
18477 * tree-vect-stmts.c (supportable_widening_operation): Support
18478 multi-step conversion of boolean vectors.
18479 (supportable_narrowing_operation): Likewise.
18481 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18483 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
18486 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18488 * config/s390/subst.md (DSI_VI): New mode iterator.
18489 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
18490 * config/s390/vector.md ("vec_set<mode>"): Move expander before
18491 the insn definition.
18492 ("*vec_set<mode>"): Change predicate and add alternative to
18493 support only either register or const_int operands as element
18495 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
18497 ("vec_extract<mode>"): New expander.
18498 ("*vec_extract<mode>"): New insn definition supporting reg and
18499 const_int element selectors.
18500 ("*vec_extract<mode>_plus"): New insn definition supporting
18501 reg+const_int element selectors.
18502 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
18503 following expander+insn definition.
18504 ("<vec_shifts_name><mode>3"): New expander.
18505 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
18507 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18509 * config/s390/s390.md ("*tabort_1"): Change predicate to
18510 nonmemory_operand. Add a second alternative to cover
18511 register as well as const int operands.
18512 ("*tabort_1_plus"): New pattern definition.
18514 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18516 * config/s390/s390.md ("*ashrdi3_cc_31")
18517 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
18518 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
18519 Merge insn definitions into ...
18520 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
18521 New pattern definition.
18522 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
18523 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
18524 ("*ashr<mode>3_and"): Merge insn definitions into ...
18525 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
18526 New pattern definition.
18527 * config/s390/subst.md ("addr_style_op_cc_subst")
18528 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
18529 substitutions patterns plus attributes.
18530 Add ashiftrt to SUBST iterator.
18532 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18534 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
18535 op2 to nonmemory_operand.
18536 ("*<shift>di3_31", "*<shift>di3_31_and"):
18537 Merge into single pattern definition ...
18538 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
18539 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
18540 pattern definition ...
18541 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
18542 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
18545 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18547 * config/s390/predicates.md (const_int_6bitset_operand): New
18549 * config/s390/s390.md: Include subst.md.
18550 ("rotl<mode>3"): New expander.
18551 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
18553 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
18554 * config/s390/subst.md: New file.
18556 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18558 * config/s390/s390.md ("op_type", "atype", "length" attributes):
18559 Remove RRR type. It doesn't really exist.
18560 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
18562 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
18563 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
18564 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
18565 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
18566 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
18567 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
18568 `enabled' attribute.
18570 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18572 * gensupport.c (process_substs_on_one_elem): Split loop to
18573 complete mark_operands_used_in_match_dup on all expressions in the
18575 (adjust_operands_numbers): Inline into process_substs_on_one_elem
18576 and remove function.
18578 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
18581 * config/sparc/sparc.c (NWORDS_UP): Rename to...
18582 (CEIL_NWORDS): ...this. Use CEIL macro.
18583 (compute_fp_layout): Adjust to above renaming.
18584 (function_arg_union_value): Likewise.
18585 (sparc_arg_partial_bytes): Likewise.
18586 (sparc_function_arg_advance): Likewise.
18588 2016-02-29 Jeff Law <law@redhat.com>
18590 PR tree-optimization/70005
18591 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
18592 where an object with a boolean range is compared against a value
18595 PR tree-optimization/69999
18596 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
18597 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
18600 2016-02-29 Richard Biener <rguenther@suse.de>
18602 PR tree-optimization/69994
18603 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
18604 (get_unary_op): Look through nop conversions.
18605 (ops_equal_values_p): New function, look for equality diregarding
18607 (eliminate_plus_minus_pair): Use ops_equal_values_p
18608 (repropagate_negates): Do not use get_unary_op here.
18610 2016-02-29 Martin Liska <mliska@suse.cz>
18612 * system.h: Poison ENABLE_CHECKING macro.
18614 2016-02-29 Martin Liska <mliska@suse.cz>
18616 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
18617 is presented in dump flags.
18618 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
18619 (hsa_regalloc): Likewise.
18621 2016-02-19 Richard Biener <rguenther@suse.de>
18623 PR tree-optimization/69980
18624 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
18625 permutation of those we need to keep.
18627 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
18630 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
18631 (NWORDS_UP): ...this
18632 (init_cumulative_args): Minor tweaks.
18633 (sparc_promote_function_mode): Likewise.
18634 (scan_record_type): Delete.
18635 (traverse_record_type): New function template.
18636 (classify_data_t): New structure type.
18637 (classify_registers): New inline function.
18638 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
18639 exhausted. Instantiate traverse_record_type on classify_registers and
18640 deal with the case of a structure passed in slot #15 with no FP field
18642 (assign_data_t): New structure type.
18643 (compute_int_layout): New static function.
18644 (compute_fp_layout): Likewise.
18645 (count_registers): New inline function.
18646 (assign_int_registers): New static function.
18647 (assign_fp_registers): Likewise.
18648 (assign_registers): New inline function.
18649 (function_arg_record_value_1): Delete.
18650 (function_arg_record_value_2): Likewise.
18651 (function_arg_record_value_3): Likewise.
18652 (function_arg_record_value): Adjust to above changes. Instantiate
18653 traverse_record_type on count_registers to first count the number of
18654 registers to be used and then on assign_registers to assign them.
18655 (function_arg_union_value): Adjust to above renaming.
18656 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
18657 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
18658 case of a structure passed in slot #15
18659 (sparc_function_arg_advance): Likewise.
18660 (function_arg_padding): Minor tweak.
18662 2016-02-29 Richard Biener <rguenther@suse.de>
18664 PR tree-optimization/69720
18665 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
18666 the adjustment_def path for possibly vectorized defs.
18667 (vect_create_epilog_for_reduction): Handle vectorized initial
18670 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
18672 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
18674 2016-02-27 Jeff Law <law@redhat.com>
18677 2016-02-26 Richard Biener <rguenther@suse.de>
18678 Jeff Law <law@redhat.com>
18680 PR tree-optimization/69740
18681 * cfghooks.c (remove_edge): Request loop fixups if we delete
18682 an edge that might turn an irreducible loop into a natural
18685 2016-02-27 Jakub Jelinek <jakub@redhat.com>
18687 PR rtl-optimization/69896
18688 * tree-vect-generic.c (get_compute_type): Avoid single element
18691 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
18693 Rename the AArch64 tuning option and related functions to enable the
18694 Newton series for the reciprocal square root to reflect its
18695 approximative characteristic.
18697 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
18698 function to "aarch64_emit_approx_rsqrt".
18699 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
18700 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
18701 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
18702 (xgene1_tunings): Likewise.
18703 (use_rsqrt_p): Likewise.
18704 (aarch64_emit_swrsqrt): Use new function name.
18705 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
18706 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
18707 text explaining this option.
18708 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
18710 2016-02-26 Jakub Jelinek <jakub@redhat.com>
18713 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
18714 complain about -mallow-movmisalign without -mvsx if
18715 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
18717 2016-02-26 Joel Sherrill <joel@rtems.org>
18719 * config.gcc: Add x86_64-*-rtems*.
18720 * config/i386/rtems-64.h: New file.
18722 2016-02-26 Joel Sherrill <joel@rtems.org>
18724 * config.gcc: Add aarch64-*-rtems*.
18725 * config/aarch64/rtems.h: New file.
18727 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
18730 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
18731 shift amount using %h. Add comment.
18733 2016-02-26 Richard Biener <rguenther@suse.de>
18734 Jeff Law <law@redhat.com>
18736 PR tree-optimization/69740
18737 * cfghooks.c (remove_edge): Request loop fixups if we delete
18738 an edge that might turn an irreducible loop into a natural
18741 2016-02-26 Martin Jambor <mjambor@suse.cz>
18743 PR middle-end/69920
18744 * tree-sra.c (sra_modify_assign): Do not remove loads of
18745 uninitialized aggregates to SSA_NAMEs.
18747 2016-02-26 Richard Henderson <rth@redhat.com>
18750 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
18751 pseudo in case the target rtx matches the source of the left
18754 2016-02-26 Martin Jambor <mjambor@suse.cz>
18757 * hsa.h (hsa_type_packed_p): Declare.
18758 * hsa.c (hsa_type_packed_p): New function.
18759 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
18761 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
18762 * hsa-brig.c (emit_basic_insn): Likewise.
18764 2016-02-26 Martin Jambor <mjambor@suse.cz>
18767 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
18769 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
18771 2016-02-26 Martin Jambor <mjambor@suse.cz>
18773 * hsa.h (is_a_helper): New overload for hsa_op_immed for
18774 hsa_op_with_type operands.
18775 (hsa_unsigned_type_for_type): Declare.
18776 * hsa.c (hsa_unsigned_type_for_type): New function.
18777 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
18778 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
18779 the finalizer. Do not emit extra move.
18781 2016-02-26 Martin Jambor <mjambor@suse.cz>
18783 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
18784 atomic operations in private segment.
18786 2016-02-26 Martin Jambor <mjambor@suse.cz>
18788 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
18789 statements to wi->info. Also disallow omp simd constructs.
18790 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
18791 for not gridifying. Dump special string for omp_for.
18793 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18796 * config/aarch64/aarch64.c (aarch64_set_current_function):
18797 Save/restore target globals when switching to
18798 target_option_default_node.
18800 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18803 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
18804 Return 0 if !SHIFT_COUNT_TRUNCATED.
18806 2016-02-26 Jakub Jelinek <jakub@redhat.com>
18807 Eric Botcazou <ebotcazou@adacore.com>
18809 PR rtl-optimization/69891
18810 * dse.c (scan_insn): If we can't figure out memset arguments
18811 or they are non-constant, call clear_rhs_from_active_local_stores.
18813 2016-02-26 Martin Liska <mliska@suse.cz>
18815 * doc/extend.texi: Mention clog10, clog10f an clog10l
18816 in Builtins section.
18818 2016-02-26 Martin Liska <mliska@suse.cz>
18820 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
18822 (resolve_args_picking_1): Likewise.
18823 * dwarf2out.h (struct GTY): Likewise.
18825 2016-02-26 Martin Liska <mliska@suse.cz>
18827 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
18828 with flag_checking.
18829 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
18831 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
18832 Martin Liska <mliska@suse.cz>
18834 * doc/install.texi: Mention --enable-valgrind-annotations.
18836 2016-02-26 Richard Biener <rguenther@suse.de>
18838 PR tree-optimization/69551
18839 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
18840 looking through aliases adjust DECL_PT_UID to refer to the
18841 ultimate alias target.
18843 2016-02-25 Martin Liska <mliska@suse.cz>
18845 PR middle-end/69919
18846 * alloc-pool.c (after_memory_report): New variable.
18847 * alloc-pool.h (base_pool_allocator ::release): Do not use
18848 the infrastructure if after_memory_report.
18849 * toplev.c (toplev::main): Mark after memory report.
18851 2016-02-25 Richard Biener <rguenther@suse.de>
18853 PR tree-optimization/48795
18854 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
18856 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
18859 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
18860 offloading is enabled and -fopenacc or -fopenmp is specified.
18861 (CRTOFFLOADEND): Likewise.
18862 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
18863 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
18864 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
18865 (offload_objects_file_name): New static var.
18866 (tool_cleanup): Remove offload_objects_file_name file.
18867 (find_offloadbeginend): Replace with ...
18868 (find_crtoffloadtable): ... this.
18869 (run_gcc): Remove offload_argc and offload_argv.
18870 Get offload_objects_file_name from -foffload-objects=... option.
18871 Read names of object files with offload from this file, pass them to
18872 compile_images_for_offload_targets. Don't call find_offloadbeginend and
18873 don't pass offloadbegin and offloadend to the linker. Don't pass
18874 offload non-LTO files to the linker, because now they're not claimed.
18876 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
18879 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
18880 on builtin_unreachable.
18882 2016-02-25 Jakub Jelinek <jakub@redhat.com>
18884 PR rtl-optimization/69896
18885 * regcprop.c: Include cfgrtl.h.
18886 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
18887 than remembered mode, either delete it (if noop_move_p), or
18888 treat like copy_p but not noop_p instruction.
18890 2016-02-24 Jakub Jelinek <jakub@redhat.com>
18893 * dwarf2out.c (gen_variable_die): Work around buggy LTO
18894 - allow NULL decl for Fortran DW_TAG_common_block variables.
18896 2016-02-24 Jason Merrill <jason@redhat.com>
18898 * common.opt (flifetime-dse): Add -flifetime-dse=1.
18900 2016-02-24 Richard Biener <rguenther@suse.de>
18901 Jakub Jelinek <jakub@redhat.com>
18903 PR middle-end/69760
18904 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
18905 conditionally executed ops to well-defined overflow behavior.
18907 2016-02-24 Jakub Jelinek <jakub@redhat.com>
18909 PR middle-end/69915
18910 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
18913 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18915 PR rtl-optimization/69886
18916 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
18917 argument. Use it when checking validity of set instructions.
18918 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
18919 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
18921 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
18922 * store-motion.c (find_moveable_store): Update
18923 can_assign_to_reg_without_clobbers_p callsite.
18925 2016-02-24 Richard Biener <rguenther@suse.de>
18927 PR middle-end/68963
18928 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
18930 (record_nonwrapping_iv): Do not fall back to the low/high bound
18931 for non-constant IV bases if the stmt is not always executed.
18933 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18935 * config/arm/arm-cores.def (cortex-a32): New entry.
18936 * config/arm/arm-tables.opt: Regenerate.
18937 * config/arm/arm-tune.md: Regenerate.
18938 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
18939 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
18940 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
18941 for -mcpu and -mtune.
18943 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18946 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
18947 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
18948 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
18949 (atomic_loaddi_1): Delete.
18950 (atomic_loaddi): Rewrite expander using the above changes.
18952 2016-02-24 Jakub Jelinek <jakub@redhat.com>
18955 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
18958 2016-02-24 Jakub Jelinek <jakub@redhat.com>
18959 Richard Biener <rguenth@suse.de>
18961 PR middle-end/69909
18962 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
18963 set_mem_attributes if tem is SSA_NAME which got expanded
18966 2016-02-24 Richard Biener <rguenther@suse.de>
18968 PR tree-optimization/69907
18969 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
18970 end of permutations for BB vectorization.
18972 2016-02-24 Christian Bruel <christian.bruel@st.com>
18974 * config/arm/arm-c.c (arm_option_override): Initialize
18975 target_option_current_node.
18976 * config/arm/arm.c (arm_pragma_target_parse): Replace
18977 build_target_option_node call by target_option_current_node.
18978 Set target_option_current_node.
18981 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
18984 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
18985 define_insn_and_split to define_insn.
18986 (zero_extendqi<mode>2_dot2): Same.
18987 (extendqi<mode>2_dot): Same.
18988 (extendqi<mode>2_dot2): Same.
18990 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
18992 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
18993 and add bypass for AES{D,E} and AESMC pairs.
18994 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
18997 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
18999 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
19000 series for reciprocal square root in Exynos M1.
19002 2016-02-23 Martin Sebor <msebor@redhat.com>
19005 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
19006 __builtin_alloca_with_align.
19008 2016-02-23 Richard Henderson <rth@redhat.com>
19010 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
19011 (ix86_register_pragmas): Remove __seg_tls.
19012 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
19013 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
19014 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
19015 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
19016 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
19017 * doc/extend.texi (__seg_tls): Remove item.
19019 2016-02-23 Richard Biener <rguenther@suse.de>
19021 * alloc-pool.h (struct allocation_object): Make id member
19022 conditional on CHECKING_P again.
19023 (get_instance): Adjust.
19024 (base_pool_allocator): Likewise.
19026 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
19028 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
19029 (parallelize_loops): In OpenACC kernels mode, set n_threads to
19031 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
19033 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
19035 2016-02-23 Richard Biener <rguenther@suse.de>
19037 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
19038 * bitmap.h (struct bitmap_usage): Likewise.
19039 (bitmap_move): Declare.
19040 * bitmap.c (register_overhead): Take size_t argument.
19041 (bitmap_move): New function.
19042 * df-problems.c (df_rd_transfer_function): Use bitmap_move
19043 to properly account overhead.
19044 * tree.c (free_node): Use tree_size.
19046 2016-02-23 Jakub Jelinek <jakub@redhat.com>
19049 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
19050 when inverting comparison.
19053 * common.opt (Wunreachable-code): Add Warning flag.
19055 2016-02-23 Mark Wielaard <mjw@redhat.com>
19056 Jakub Jelinek <jakub@redhat.com>
19059 * cgraphunit.c (check_global_declaration): Check main_input_filename
19060 and DECL_SOURCE_FILE are not NULL.
19062 2016-02-23 Martin Jambor <mjambor@suse.cz>
19064 PR tree-optimization/69666
19065 * tree-sra.c (sra_modify_assign): Do not attempt to create
19066 default_def replacements for unscalarizable regions.
19068 2016-02-20 Mark Wielaard <mjw@redhat.com>
19071 * cgraphunit.c (check_global_declaration): Check level of
19072 warn_unused_const_variable and main_input_filename.
19073 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
19074 (-Wunused-variable): For C implies -Wunused-const-variable=1.
19075 (-Wunused-const-variable): Explain levels 1 and 2.
19077 2016-02-22 Jakub Jelinek <jakub@redhat.com>
19080 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
19081 identical arguments. Formatting and spelling fixes.
19084 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
19089 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
19090 and m68k-devices.def.
19091 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
19092 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
19094 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
19096 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
19097 and HImode registers.
19099 2016-02-22 Richard Biener <rguenther@suse.de>
19101 PR tree-optimization/69882
19102 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
19103 preserve permutations present because of gaps.
19104 (vect_supported_load_permutation_p): Always continue checking
19105 permutations after vect_attempt_slp_rearrange_stmts.
19107 2016-02-22 Bin Cheng <bin.cheng@arm.com>
19109 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
19110 min_profitable_estimate, rather than min_profitable_iters.
19112 2016-02-22 Jakub Jelinek <jakub@redhat.com>
19115 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
19116 SImode for last match_operand.
19118 2016-02-22 Martin Liska <mliska@suse.cz>
19120 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
19121 return bitsize - 1 as the return value.
19123 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
19127 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
19128 Handle negative shift counts.
19129 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
19130 force_reg on the shift constant.
19131 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
19132 (lshrsi3_d): Handle negative shift counts.
19134 2016-02-22 Richard Biener <rguenther@suse.de>
19135 Tom de Vries <tom@codesourcery.com>
19137 * graph.c: Include dumpfile.h.
19138 (print_graph_cfg): Split into three overloads.
19139 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
19141 2016-02-22 Tom de Vries <tom@codesourcery.com>
19143 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
19146 2016-02-22 Richard Biener <rguenther@suse.de>
19149 * ipa-inline-transform.c (inline_call): When not updating
19150 overall summaries adjust self size by the growth estimate.
19151 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
19152 hash-set, do not update overall summaries here. Renamed from ...
19153 (inline_to_all_callers): ... this which is now wrapping the
19154 above and performing delayed overall summary update.
19155 (early_inline_small_functions): Delay updating of the overall
19158 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
19160 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
19163 2016-02-19 Jakub Jelinek <jakub@redhat.com>
19166 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
19167 :%* in %:gt() argument.
19168 (greater_than_spec_func): Adjust for expecting only numbers,
19169 if there are more than two numbers, compare the last two.
19171 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
19173 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
19174 -Wnarrowing with -std.
19176 2016-02-19 Jakub Jelinek <jakub@redhat.com>
19179 * expr.c (store_field): Don't use bit-field path if exp is
19180 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
19181 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
19182 and the assignment can be performed by bitwise copy. Formatting
19185 PR middle-end/69838
19186 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
19187 call copy_reg_eh_region_note_forward on before and/or after sequences
19188 and remove note from insn if it no longer can throw.
19191 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
19192 if TARGET_AVX512BW.
19194 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19196 * config/s390/vector.md: Add missing commutative operand markers
19197 to the patterns which qualify for one.
19198 * config/s390/vx-builtins.md: Likewise.
19200 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19202 * config/s390/vector.md (VI, VI_QHS): Add single element vector
19203 types to mode iterators.
19204 (vec_double): ... and mode attribute.
19205 * config/s390/vx-builtins.md (non_vec_int): Likewise.
19207 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19209 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
19210 Change the predicate of op2 from nonimmediate to general and let
19211 reload fix it if necessary.
19213 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19215 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
19217 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19219 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
19222 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19224 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
19225 * config/s390/s390.c (s390_expand_vec_movstr): New function.
19226 * config/s390/s390.md ("movstr<P:mode>"): Call
19227 s390_expand_vec_movstr.
19229 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19231 * config/s390/s390.md: Add missing output modifier for operand 1
19232 to print it as address properly.
19234 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19236 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
19237 * config/s390/2964.md: New file.
19238 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
19239 of insn grouping attributes depending on the CPU level.
19240 (s390_get_unit_mask): New function.
19241 (s390_sched_score): Remove the OOO from the scheduling macros.
19242 Add loop to calculate a score for the instruction mix.
19243 (s390_sched_reorder): Likewise plus improve debug output.
19244 (s390_sched_variable_issue): Rename macros as above. Calculate
19245 the unit distances after actually scheduling an insn. Improve
19247 (s390_sched_init): Clear last_scheduled_unit_distance array.
19248 * config/s390/s390.md: Include 2964.md.
19250 2016-02-18 Jakub Jelinek <jakub@redhat.com>
19253 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
19254 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
19255 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
19256 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
19257 *avx512f_<code>v8div16qi2_mask_1): New insns.
19259 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
19262 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
19265 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
19266 earlyclobber from target. Use wF constraint for fused memory
19268 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
19270 2016-02-18 Jakub Jelinek <jakub@redhat.com>
19271 Martin Liska <mliska@suse.cz>
19274 * cfgexpand.c (asan_sanitize_stack_p): New function.
19275 (partition_stack_vars): Use the function.
19276 (expand_stack_vars): Likewise.
19277 (defer_stack_allocation): Likewise.
19278 (expand_used_vars): Likewise.
19280 2016-02-18 Richard Biener <rguenther@suse.de>
19282 PR middle-end/69553
19283 * fold-const.c (operand_equal_p): Properly compare offsets for
19284 IMAGPART_EXPR and ARRAY_REF.
19286 2016-02-18 Nick Clifton <nickc@redhat.com>
19290 * config/arm/arm.c (arm_option_override_internal): Disable
19291 interworking if the target does not support thumb instructions.
19292 (arm_reload_in_hi): Handle the case where a register to register
19293 move needs reloading because there is no simple pattern to handle
19295 (arm_reload_out_hi): Likewise.
19297 2016-02-18 Richard Biener <rguenther@suse.de>
19299 PR middle-end/69854
19300 * match.pd: Don't use fold_binary or fold_unary for folding
19303 2016-02-17 Jakub Jelinek <jakub@redhat.com>
19306 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
19307 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
19308 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
19309 warn on gimple_no_warning_p statements.
19311 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
19313 * doc/extend.texi (C++ Attributes): Correct description of
19314 warn_unused type attribute.
19316 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19318 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
19319 correct instruction.
19321 2016-02-17 Richard Biener <rguenther@suse.de>
19323 PR rtl-optimization/69609
19324 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
19325 (find_traces_1_round): When ending a trace update cached priority
19327 (bb_to_key): Use cached priority when available.
19328 (copy_bb): Initialize cached priority.
19329 (reorder_basic_blocks_software_trace_cache): Likewise.
19331 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19334 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
19336 (aarch64_comparison_operator): Break overly long line into two.
19337 (aarch64_comparison_operation): Likewise.
19338 * config/aarch64/aarch64.md (cstorecc4): Use
19339 aarch64_comparison_operator_mode instead of
19340 aarch64_comparison_operator.
19341 (cstore<mode>4): Likewise.
19342 (aarch64_cstore<mode>): Likewise.
19343 (*cstoresi_insn_uxtw): Likewise.
19344 (cstore<mode>_neg): Likewise.
19345 (*cstoresi_neg_uxtw): Likewise.
19347 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19350 * config/arm/predicates.md (arm_comparison_operator_mode):
19352 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
19353 instead of arm_comparison_operator.
19354 (*mov_negscc): Likewise.
19355 (*mov_notscc): Likewise.
19356 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
19357 (*thumb2_mov_negscc): Likewise.
19358 (*thumb2_mov_negscc_strict_it): Likewise.
19359 (*thumb2_mov_notscc): Likewise.
19360 (*thumb2_mov_notscc_strict_it): Likewise.
19362 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
19364 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
19365 Add missing return.
19367 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
19369 * config/visium/visium.c (machine_libfunc_index): New enum.
19370 (machine_libfuncs): New structure.
19371 (visium_libfuncs): New static variable.
19372 (TARGET_INIT_LIBFUNCS): Define to...
19373 (visium_init_libfuncs): ...this. New function.
19374 (expand_block_move_4): Use the appropriate libfunc.
19375 (expand_block_move_2): Likewise.
19376 (expand_block_move_1): Likewise.
19377 (expand_block_set_4): Likewise.
19378 (expand_block_set_2): Likewise.
19379 (expand_block_set_1): Likewise.
19380 (visium_trampoline_init): Likewise.
19382 2016-02-17 Nick Clifton <nickc@redhat.com>
19384 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
19385 TI's devices.csv file as of March 2016.
19387 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
19390 * opts-global.c (handle_common_deferred_options): Introduce and
19391 initialize two global variables to remember command-line options
19392 specifying a stack-limiting register.
19393 * opts.h: Add extern declarations of the two new global variables.
19394 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
19395 variable based on the values of the two new global variables.
19397 2016-02-16 Jakub Jelinek <jakub@redhat.com>
19400 * common.opt (Wnonnull-compare): New warning.
19401 * doc/invoke.texi (-Wnonnull): Remove text about comparison
19402 of arguments against NULL.
19403 (-Wnonnull-compare): Document.
19404 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
19405 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
19406 * passes.def (pass_warn_nonnull_compare): Add.
19407 * gimple-ssa-nonnull-compare.c: New file.
19409 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
19411 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
19412 AARCH64_EXTRA_TUNE_RECIP_SQRT.
19414 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
19416 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
19417 reciprocal sqrt for -mlow-precision-recip-sqrt.
19419 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
19420 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19422 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
19423 always use lane loads to construct non-constant vectors.
19425 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
19427 * config/aarch64/aarch64.md
19428 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
19429 constraints for operand 3.
19430 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
19432 2016-02-16 Jakub Jelinek <jakub@redhat.com>
19433 Richard Biener <rguenther@suse.de>
19435 PR tree-optimization/69820
19436 * tree-vect-patterns.c (type_conversion_p): Return false if
19437 *orig_type is unsigned single precision or boolean.
19438 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
19441 2016-02-16 Jakub Jelinek <jakub@redhat.com>
19443 PR rtl-optimization/69764
19444 PR rtl-optimization/69771
19445 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
19446 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
19448 2016-02-16 Richard Biener <rguenther@suse.de>
19450 PR tree-optimization/69776
19451 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
19453 (indirect_refs_may_alias_p): Likewise.
19454 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
19455 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
19456 according to tbaa_p.
19457 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
19458 (optimize_stmt): For redundant store discovery do not allow tbaa.
19460 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
19462 PR tree-optimization/69714
19463 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
19464 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
19466 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
19468 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
19469 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
19470 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
19471 * config/arc/arc.c (arc_init): Check FPU options.
19472 (get_arc_condition_code): Handle new CC_FPU* modes.
19473 (arc_select_cc_mode): Likewise.
19474 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
19475 register pair only. Allow access for ARCv2 accumulator.
19476 (gen_compare_reg): Whenever we have FPU support use FPU compare
19478 (arc_reorg): Don't generate brcc insns when FPU compare
19479 instructions are involved.
19480 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
19481 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
19482 floating point emulation.
19483 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
19484 (REVERSE_CONDITION): Add new CC_FPU* modes.
19485 (TARGET_FP_SP_BASE): Define.
19486 (TARGET_FP_DP_BASE): Likewise.
19487 (TARGET_FP_SP_FUSED): Likewise.
19488 (TARGET_FP_DP_FUSED): Likewise.
19489 (TARGET_FP_SP_CONV): Likewise.
19490 (TARGET_FP_DP_CONV): Likewise.
19491 (TARGET_FP_SP_SQRT): Likewise.
19492 (TARGET_FP_DP_SQRT): Likewise.
19493 (TARGET_FP_DP_AX): Likewise.
19494 * config/arc/arc.md (ARCV2_ACC): New constant.
19495 (type): New fpu type attribute.
19496 (SDF): Conditional iterator.
19497 (cstore<mode>, cbranch<mode>): Change expand condition.
19498 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
19499 handles FPU/FPX cases as well.
19500 * config/arc/arc.opt (mfpu): New option.
19501 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
19503 (adddf3, muldf3, subdf3): Removed.
19504 * config/arc/predicates.md (proper_comparison_operator): Recognize
19506 * config/arc/fpu.md: New file.
19507 * doc/invoke.texi (ARC Options): Document mfpu option.
19509 2016-02-16 Richard Biener <rguenther@suse.de>
19511 PR rtl-optimization/69291
19512 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
19513 noce_operand_ok check.
19515 2016-02-16 Tom de Vries <tom@codesourcery.com>
19518 * omp-low.c (simd_clone_create): Remove call to
19519 symtab->call_cgraph_insertion_hooks.
19521 2016-02-16 Jakub Jelinek <jakub@redhat.com>
19523 PR tree-optimization/69802
19524 * tree-ssa-reassoc.c (update_range_test): If op is
19525 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
19526 op == 1 test of precision 1 integral op, otherwise handle
19527 that case as op itself. Fix up formatting.
19528 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
19531 2016-02-16 Richard Biener <rguenther@suse.de>
19533 PR tree-optimization/69586
19534 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
19535 types for conversion sources.
19537 2016-02-16 Richard Biener <rguenther@suse.de>
19539 PR middle-end/69801
19540 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
19541 mask OEP_ADDRESS_OF.
19543 2016-02-16 Alan Modra <amodra@gmail.com>
19546 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
19547 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
19548 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
19550 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
19551 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
19552 (p8_fmrgow_<mode>): Likewise.
19553 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
19555 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
19556 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
19557 to use movdi_internal64. Remove op0_di.
19558 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
19560 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
19562 Add support for the FCCMP insn types
19564 * config/aarch64/aarch64.md (fccmp): Change insn type.
19565 (fccmpe): Likewise.
19566 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
19567 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
19568 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
19569 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
19570 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
19571 * config/arm/types.md (fccmps): Add new insn type.
19572 (fccmpd): Likewise.
19574 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
19576 * alias.c (get_alias_set): Fix a typo in comment.
19578 2016-02-15 Richard Biener <rguenther@suse.de>
19580 PR tree-optimization/69595
19581 * match.pd: Complete range test simplification to true.
19583 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
19585 PR rtl-optimization/69648
19586 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
19587 pic_offset_table_rtx.
19589 PR rtl-optimization/69752
19590 * ira.c (update_equiv_regs): When looking for more than a single SET,
19591 also take other side effects into account.
19593 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
19595 * config/s390/s390.c (s390_function_profiler): Add a new sequence
19596 for z900+ CPUs in 31-bit mode.
19598 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
19600 * common/config/s390/s390-common.c (s390_supports_split_stack):
19602 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
19603 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
19604 * config/s390/s390.c (struct machine_function): New field
19605 split_stack_varargs_pointer.
19606 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
19607 in s390_emit_prologue.
19608 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
19610 (morestack_ref): New global.
19611 (SPLIT_STACK_AVAILABLE): New macro.
19612 (s390_expand_split_stack_prologue): New function.
19613 (s390_live_on_entry): New function.
19614 (s390_va_start): Use split-stack vararg pointer if appropriate.
19615 (s390_asm_file_end): Emit the split-stack note sections.
19616 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
19617 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
19618 (UNSPECV_SPLIT_STACK_CALL): New unspec.
19619 (UNSPECV_SPLIT_STACK_DATA): New unspec.
19620 (split_stack_prologue): New expand.
19621 (split_stack_space_check): New expand.
19622 (split_stack_data): New insn.
19623 (split_stack_call): New expand.
19624 (split_stack_call_*): New insn.
19625 (split_stack_cond_call): New expand.
19626 (split_stack_cond_call_*): New insn.
19628 2016-02-15 Richard Biener <rguenther@suse.de>
19630 PR tree-optimization/69783
19631 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
19632 Add trivially correct cases.
19634 2016-02-15 Tom de Vries <tom@codesourcery.com>
19637 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
19639 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
19641 2016-02-15 Richard Biener <rguenther@suse.de>
19643 PR tree-optimization/69776
19644 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19645 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
19646 indicate whether we can use TBAA to disambiguate against stores.
19647 Use alias-set zero if not.
19648 (visit_reference_op_store): Do not use TBAA when looking up
19650 * tree-ssa-pre.c (compute_avail): Use TBAA here.
19651 (eliminate_dom_walker::before_dom_children): But not when looking
19652 up redundant stores.
19654 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
19656 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
19658 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19660 * config/i386/znver1.md
19661 (znver1_pop, znver1_pop_mem,
19662 znver1_load_imov_double_store,
19663 znver1_load_imov_direct_store,
19664 znver1_load_imov_direct_load,
19665 znver1_load_imov_double_load): Add new.
19666 (znver1_insn, znver1_insn_load): Add icmov type.
19667 (znver1_sseavx_fma,
19668 znver1_sseavx_fma_load,
19670 znver1_avx256_fma_load): Fix pipe usage.
19672 2016-02-14 Alan Modra <amodra@gmail.com>
19675 * reload.c (find_reloads_address_1): For pre/post-inc/dec
19676 with an invalid hard reg, reload just the reg not the entire
19677 pre/post-inc/dec address expression.
19679 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
19682 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
19683 fixed R1_REG scratch reg.
19684 (sibcall_value_pcrel_fdpic): Likewise.
19686 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
19690 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
19692 2016-02-12 Walter Lee <walt@tilera.com>
19694 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
19695 * config/tilegx/t-tilegx: Likewise.
19697 2016-02-12 David Malcolm <dmalcolm@redhat.com>
19700 * diagnostic-show-locus.c (struct line_span): New struct.
19701 (layout::get_first_line): Delete.
19702 (layout::get_last_line): Delete.
19703 (layout::get_num_line_spans): New member function.
19704 (layout::get_line_span): Likewise.
19705 (layout::print_heading_for_line_span_index_p): Likewise.
19706 (layout::get_expanded_location): Likewise.
19707 (layout::calculate_line_spans): Likewise.
19708 (layout::m_first_line): Delete.
19709 (layout::m_last_line): Delete.
19710 (layout::m_line_spans): New field.
19711 (layout::layout): Update comment. Replace m_first_line and
19712 m_last_line with m_line_spans, replacing their initialization
19713 with a call to calculate_line_spans.
19714 (diagnostic_show_locus): When printing source lines and
19715 annotations, rather than looping over a single span
19716 of lines, instead loop over each line_span within
19717 the layout, with an inner loop over the lines within them.
19718 Call the context's start_span callback when changing line spans.
19719 * diagnostic.c (diagnostic_initialize): Initialize start_span.
19720 (diagnostic_build_prefix): Break out the building of the location
19721 part of the string into...
19722 (diagnostic_get_location_text): ...this new function, rewriting
19723 it from nested ternary expressions to a sequence of "if"
19725 (default_diagnostic_start_span_fn): New function.
19726 * diagnostic.h (diagnostic_start_span_fn): New typedef.
19727 (diagnostic_context::start_span): New field.
19728 (default_diagnostic_start_span_fn): New prototype.
19730 2016-02-12 David Malcolm <dmalcolm@redhat.com>
19733 * gcc.c (driver::finalize): Fix cleanup of "specs".
19735 2016-02-12 David Malcolm <dmalcolm@redhat.com>
19739 * gcc.c (driver::driver): Initialize m_option_suggestions.
19740 (driver::~driver): Clean up m_option_suggestions.
19741 (suggest_option): Convert to...
19742 (driver::suggest_option): ...this, and split out into
19743 driver::build_option_suggestions and find_closest_string.
19744 (driver::build_option_suggestions): New function, from
19745 first half of suggest_option. Special-case
19746 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
19747 the sanitizer_opts array. For options of enum types, add the
19748 various enum values to the candidate strings.
19749 (driver::handle_unrecognized_options): Remove "const".
19750 * gcc.h (driver::handle_unrecognized_options): Likewise.
19751 (driver::build_option_suggestions): New decl.
19752 (driver::suggest_option): New decl.
19753 (driver::m_option_suggestions): New field.
19754 * opts-common.c (add_misspelling_candidates): New function.
19755 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
19756 and make non-static.
19757 * opts.h (sanitizer_opts): New array decl.
19758 (add_misspelling_candidates): New function decl.
19759 * spellcheck.c (find_closest_string): New function.
19760 * spellcheck.h (find_closest_string): New function decl.
19762 2016-02-12 Jakub Jelinek <jakub@redhat.com>
19764 PR rtl-optimization/69764
19765 PR rtl-optimization/69771
19766 * optabs.c (expand_binop_directly): For shift_optab_p, force
19767 convert_modes with VOIDmode if xop1 has VOIDmode.
19769 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
19772 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
19773 to correctly determine instrumentation thunks.
19775 2016-02-12 Jakub Jelinek <jakub@redhat.com>
19778 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
19779 type by reference, force lhs on the call.
19782 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
19783 Compute retval and retbnd early in all cases if split_part_return_p
19784 and return_bb is not EXIT. Remove all clobber stmts and reset
19785 all debug stmts that refer to SSA_NAMEs defined in split part,
19786 except if it is retval, in that case replace the old retval with the
19787 lhs of the call to the split part.
19789 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
19792 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
19794 PR middle-end/66726
19795 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
19796 whose result is used in PHI.
19797 (maybe_optimize_range_tests): Likewise.
19798 (final_range_test_p): Likweise.
19800 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
19802 PR middle-end/66726
19803 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
19804 whose result is used in PHI.
19805 (maybe_optimize_range_tests): Likewise.
19806 (final_range_test_p): Likweise.
19808 2016-02-12 Jakub Jelinek <jakub@redhat.com>
19810 * cgraph.c: Spelling fixes - behaviour -> behavior and
19811 neighbour -> neighbor.
19812 * target.def: Likewise.
19813 * sel-sched.c: Likewise.
19814 * config/mips/mips.c: Likewise.
19815 * config/arc/arc.md: Likewise.
19816 * config/arm/cortex-a57.md: Likewise.
19817 * config/arm/arm.c: Likewise.
19818 * config/arm/neon.md: Likewise.
19819 * config/arm/arm-c.c: Likewise.
19820 * config/vms/vms-c.c: Likewise.
19821 * config/s390/s390.c: Likewise.
19822 * config/i386/znver1.md: Likewise.
19823 * config/i386/i386.c: Likewise.
19824 * config/ia64/hpux-unix2003.h: Likewise.
19825 * config/msp430/msp430.md: Likewise.
19826 * config/rx/rx.c: Likewise.
19827 * config/rx/rx.md: Likewise.
19828 * config/aarch64/aarch64-simd.md: Likewise.
19829 * config/aarch64/aarch64.c: Likewise.
19830 * config/nvptx/nvptx.c: Likewise.
19831 * config/bfin/bfin.c: Likewise.
19832 * config/cris/cris.opt: Likewise.
19833 * config/rs6000/rs6000.c: Likewise.
19834 * target.h: Likewise.
19835 * spellcheck.c: Likewise.
19836 * ira-build.c: Likewise.
19837 * tree-inline.c: Likewise.
19838 * builtins.c: Likewise.
19839 * lra-constraints.c: Likewise.
19840 * explow.c: Likewise.
19841 * hwint.h: Likewise.
19842 * targhooks.c: Likewise.
19843 * tree-vect-data-refs.c: Likewise.
19844 * expr.c: Likewise.
19845 * doc/tm.texi: Likewise.
19846 * doc/extend.texi: Likewise.
19847 * doc/install.texi: Likewise.
19848 * doc/md.texi: Likewise.
19849 * tree-ssa-tail-merge.c: Likewise.
19850 * sched-int.h: Likewise.
19851 * match.pd: Likewise.
19852 * sched-ebb.c: Likewise.
19853 * target.def (omit_struct_return_reg): Likewise.
19854 * gimple-ssa-isolate-paths.c: Likewise.
19855 (find_implicit_erroneous_behaviour): Renamed to...
19856 (find_implicit_erroneous_behavior): ... this.
19857 (find_explicit_erroneous_behaviour): Renamed to...
19858 (find_explicit_erroneous_behavior): ... this.
19859 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
19861 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
19863 PR rtl-optimization/64682
19864 PR rtl-optimization/69567
19865 PR rtl-optimization/69737
19866 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
19867 in I2 as well, just lose it.
19869 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19871 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
19873 (aarch64_last_printed_tune_string): Likewise.
19874 (aarch64_declare_function_name): Only output .arch assembler
19875 directive if it will be different from the previously output
19876 directive. Same for .tune comment but only if -dA is set.
19877 (aarch64_start_file): New function.
19878 (TARGET_ASM_FILE_START): Define.
19880 2016-02-11 David Malcolm <dmalcolm@redhat.com>
19883 * Makefile.in (PLUGIN_HEADERS): Add params.list.
19885 2016-02-11 Jakub Jelinek <jakub@redhat.com>
19888 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
19889 -Wmaybe-uninitialized warning.
19891 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
19894 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
19896 2016-02-11 Richard Biener <rguenther@suse.de>
19898 PR rtl-optimization/69291
19899 * ifcvt.c (noce_try_store_flag_constants): Do not allow
19900 subexpressions affected by changing the result.
19902 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
19905 * lra-constraints.c (curr_insn_transform): Find in/out operands
19906 for secondary memory moves. Update dups.
19908 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
19910 PR tree-optimization/69652
19911 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
19912 to nested loop, did source re-formatting, skip debug statements,
19913 add check on statement with volatile operand, remove dead scalar
19916 2016-02-10 Jakub Jelinek <jakub@redhat.com>
19917 Patrick Palka <ppalka@gcc.gnu.org>
19921 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
19922 calls if the return type is TREE_ADDRESSABLE.
19923 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
19924 * ipa-split.c (split_function): Fix doubled "we" in comment.
19925 Use void return type for the split part even if
19926 !split_point->split_part_set_retval.
19928 2016-02-10 Bin Cheng <bin.cheng@arm.com>
19930 PR tree-optimization/68021
19931 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
19932 when computing the value of biv cand by itself.
19934 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
19936 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
19937 (cortexa57_tunings): Likewise.
19938 (cortexa72_tunings): Likewise.
19939 (arch_macro_fusion_pair_p): Add support for AES fusion.
19940 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
19941 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
19942 Allow virtual registers before reload so early scheduling works.
19943 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
19944 correct latency and pipeline.
19945 (cortex_a57_crypto_complex): Likewise.
19946 (cortex_a57_crypto_xor): Likewise.
19947 (define_bypass): Add AES bypass.
19949 2016-02-10 Richard Biener <rguenther@suse.de>
19951 PR tree-optimization/69726
19952 * passes.def: Add DCE pass before late uninit.
19953 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
19954 really fixup if-conversions job.
19956 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
19958 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
19959 (arm_cortex_a57_tune): Likewise.
19960 (aarch_macro_fusion_pair_p): Add support for AES fusion.
19961 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
19963 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
19965 * timevar.def (TV_PHASE_DBGINFO): Delete.
19966 (TV_PHASE_CHECK_DBGINFO): Likewise.
19967 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
19969 2016-02-10 Richard Biener <rguenther@suse.de>
19971 PR tree-optimization/69719
19972 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
19973 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
19975 2016-02-09 Andrew Pinski <apinski@cavium.com>
19978 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
19979 get_vcond_mask_icode returns false.
19981 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
19984 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
19985 an ADDIS that adds a pointer to a large constant that sets the
19986 upper16 bits with a load operation.
19988 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
19991 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
19993 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
19995 (vzipq_s16): Likewise.
19996 (vzipq_s32): Likewise.
19997 (vzipq_f32): Likewise.
19998 (vzipq_u8): Likewise.
19999 (vzipq_u16): Likewise.
20000 (vzipq_u32): Likewise.
20001 (vzipq_p8): Likewise.
20002 (vzipq_p16): Likewise.
20004 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
20007 * config/arm/arm.c (neon_endian_lane_map): New function.
20008 (neon_vector_pair_endian_lane_map): New function.
20009 (arm_evpc_neon_vuzp): Allow for big endian lane order.
20010 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
20012 (vuzpq_s16): Likewise.
20013 (vuzpq_s32): Likewise.
20014 (vuzpq_f32): Likewise.
20015 (vuzpq_u8): Likewise.
20016 (vuzpq_u16): Likewise.
20017 (vuzpq_u32): Likewise.
20018 (vuzpq_p8): Likewise.
20019 (vuzpq_p16): Likewise.
20021 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
20024 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
20027 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
20029 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
20030 truncate const_int operand 1 to QImode.
20032 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
20034 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
20035 corresponding to an abnormal edge.
20037 2016-02-09 Tom de Vries <tom@codesourcery.com>
20039 PR tree-optimization/69599
20040 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
20042 (find_func_aliases_for_builtin_call, find_func_clobbers)
20043 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
20046 2016-02-09 Richard Biener <rguenther@suse.de>
20048 PR tree-optimization/69715
20049 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
20050 LHS on calls as non-rewritable.
20052 2016-02-09 Tom de Vries <tom@codesourcery.com>
20055 * lto-wrapper.c (append_diag_options): New function.
20056 (compile_offload_image): Call append_diag_options.
20058 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
20061 * doc/extend.texi (Flag Output Operands): Correct sectioning.
20062 Minor copy-edit to fix verb tenses.
20064 2016-02-08 Jakub Jelinek <jakub@redhat.com>
20066 PR tree-optimization/69209
20067 * ipa-split.c (split_function): If split part is not
20068 returning retval, retval has gimple type but is not
20069 gimple value, force it into a SSA_NAME first.
20071 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
20073 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
20076 2016-02-08 Jason Merrill <jason@redhat.com>
20079 * convert.c (convert_to_integer_1): Check dofold on truncation
20081 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
20082 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
20083 Rename from *_nofold.
20084 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
20085 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
20087 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
20090 * tree.c (build_common_tree_nodes): Remove short_double argument.
20091 All callers changed.
20092 * tree.h (build_common_tree_nodes): Adjust declaration.
20093 * doc/invoke.texi (-fshort-double): Remove documentation.
20094 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
20095 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
20096 * lto-wrapper.c (merge_and_complain, append_compiler_options)
20097 (append_linker_options): Don't handle OPT_fshort_double.
20099 PR rtl-optimization/68730
20100 * lra-remat.c (insn_to_cand_activation): New static variable.
20101 (lra_remat): Allocate and free it.
20102 (create_cand): New arg activation. Initialize a field in
20103 insn_to_cand_activation if it is nonnull.
20104 (create_cands): Pass the activation insn to create_cand when making
20105 a candidate involving an output reload. Reorganize code a little.
20106 (do_remat): Keep track of active status of candidates in a separate
20109 2016-02-08 Richard Biener <rguenther@suse.de>
20111 PR tree-optimization/69719
20112 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
20113 Properly use absolute of the difference of the two offsets to
20114 compare or adjust the segment length.
20116 2016-02-08 Richard Biener <rguenther@suse.de>
20117 Jeff Law <law@redhat.com>
20120 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
20121 types for anonymous SSA names.
20123 2016-02-08 Richard Biener <rguenther@suse.de>
20125 PR rtl-optimization/69274
20126 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
20128 2016-02-08 Jeff Law <law@redhat.com>
20130 PR tree-optimization/65917
20131 * tree-ssa-dom.c (record_temporary_equivalences): Record both
20132 equivalences from if (x == y) style conditionals.
20133 (loop_depth_of_name): Remove.
20134 (record_equality): Remove loop depth check.
20135 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
20136 (const_and_copies::record_const_or_copy_raw): New member function.
20137 * tree-ssa-scopedtables.c
20138 (const_and_copies::record_const_or_copy_raw): New, factored out of
20139 (const_and_copies::record_const_or_copy): Call new member function.
20141 2016-02-05 Jeff Law <law@redhat.com>
20143 PR tree-optimization/68541
20144 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
20145 (count_stmts_in_block): New function.
20146 (poor_ifcvt_candidate_code): Likewise.
20147 (is_feasible_trace): Add some heuristics to determine when path
20148 splitting is profitable.
20149 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
20150 is a diamond with a single exit.
20152 2016-02-05 Martin Sebor <msebor@redhat.com>
20155 * doc/invoke.texi: Update -Wplacement-new to take an optional
20158 2016-02-06 Richard Henderson <rth@redhat.com>
20161 * tree.c (tree_nop_conversion_p): Do not strip casts into or
20162 out of non-standard address spaces.
20164 2016-02-05 Jakub Jelinek <jakub@redhat.com>
20166 PR rtl-optimization/69691
20167 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
20169 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
20171 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
20172 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
20173 (*ieee128_mfvsrd_64bit): Likewise.
20174 (*ieee128_mfvsrd_32bit): Likewise.
20176 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
20180 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
20182 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
20183 instrumented_version.
20185 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
20187 * doc/invoke.texi (Optimize Options): In table of --param options
20188 rename second occurrence of tracer-min-branch-ratio to
20189 tracer-min-branch-probability, rename
20190 tracer-min-branch-ratio-feedback to
20191 tracer-min-branch-probability-feedback and clarify description,
20192 rename sched-spec-state-edge-prob-cutoff to
20193 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
20194 to selsched-insns-to-rename, rename lto-minpartition to
20195 lto-min-partition, delete reorder-blocks-duplicate and
20196 reorder-blocks-duplicate-feedback.
20198 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20200 * config/s390/s390.c (s390_register_info_set_ranges): Remove
20203 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
20205 * doc/extend.texi: S/390: Correct some typos.
20207 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20209 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
20211 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20214 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
20215 (s390_register_info_gprtofpr): Use new macros above.
20216 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
20218 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
20219 its name. Adjust restore and save gpr ranges.
20220 (s390_register_info_set_ranges): New function.
20221 (s390_register_info): Use new macros above. Call
20222 s390_register_info_set_ranges.
20223 (s390_optimize_register_info): Likewise.
20224 (s390_hard_regno_rename_ok): Use new macros.
20225 (s390_hard_regno_scratch_ok): Likewise.
20226 (s390_emit_epilogue): Likewise.
20227 (s390_can_use_return_insn): Likewise.
20228 (s390_optimize_prologue): Likewise.
20229 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
20231 2016-02-05 Jakub Jelinek <jakub@redhat.com>
20234 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
20236 (ix86_option_override_internal): Disable TARGET_STV even for
20237 -m{incoming,preferred}-stack-boundary=3.
20239 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20241 * config.gcc: Mark deprecated rtems targets as obsolete.
20243 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
20245 PR rtl-optimization/64682
20246 PR rtl-optimization/69567
20247 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
20248 before I2 only if the register is both used and set in I2.
20250 2016-02-04 DJ Delorie <dj@redhat.com>
20252 * config/msp430/msp430.c (msp430_start_function): Add function type.
20254 2016-02-04 Jakub Jelinek <jakub@redhat.com>
20257 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
20259 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
20261 PR rtl-optimization/69577
20263 2015-10-29 Richard Henderson <rth@redhat.com>
20267 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
20268 sse check to the exact conditions of PR 67609.
20270 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
20273 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
20274 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
20275 not allowed into the traditional Altivec registers.
20276 (movtd_64bit_nodm): Likewise.
20277 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
20279 2016-02-04 David Malcolm <dmalcolm@redhat.com>
20281 * config/aarch64/cortex-a57-fma-steering.c
20282 (aarch64_register_fma_steering): Remove "static" from arguments
20285 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
20288 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
20289 twice when complex.
20291 2016-02-04 Mike Frysinger <vapier@gentoo.org>
20293 * doc/invoke.texi: Delete -mno-fma4.
20295 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
20297 PR rtl-optimization/69577
20298 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
20299 (find_subregs_of_mode): Update accordingly. Iterate over partial
20302 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
20304 * config/arm/arm-protos.h (neon_reinterpret): Remove.
20305 * config/arm/arm.c (neon_reinterpret): Remove.
20306 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
20307 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
20308 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
20309 vreinterpretti): Remove.
20310 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
20311 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
20312 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
20313 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
20314 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
20315 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
20316 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
20317 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
20318 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
20319 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
20320 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
20321 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
20322 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
20323 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
20324 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
20325 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
20326 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
20327 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
20328 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
20329 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
20330 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
20331 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
20332 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
20333 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
20334 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
20335 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
20336 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
20337 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
20338 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
20339 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
20340 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
20341 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
20342 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
20343 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
20344 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
20345 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
20346 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
20347 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
20348 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
20349 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
20350 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
20351 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
20352 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
20353 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
20354 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
20355 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
20356 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
20357 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
20358 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
20359 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
20360 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
20361 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
20362 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
20363 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
20364 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
20365 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
20366 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
20367 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
20368 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
20369 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
20370 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
20371 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
20372 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
20373 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
20374 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
20375 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
20376 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
20377 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
20378 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
20379 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
20380 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
20381 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
20382 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
20383 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
20384 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
20385 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
20386 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
20387 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
20388 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
20389 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
20390 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
20391 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
20392 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
20393 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
20394 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
20395 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
20396 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
20397 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
20398 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
20399 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
20400 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
20401 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
20402 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
20403 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
20404 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
20405 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
20406 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
20407 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
20408 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
20409 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
20410 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
20411 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
20412 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
20414 2016-02-04 Martin Liska <mliska@suse.cz>
20417 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
20418 that are gimple_store_p.
20419 (maybe_instrument_call): Likewise.
20421 2016-02-04 Bin Cheng <bin.cheng@arm.com>
20423 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
20424 register scaling out of memory reference and comment why.
20426 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20430 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
20431 folding the source of a SET.
20433 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20437 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
20438 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
20440 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
20444 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
20447 2016-02-04 Christian Bruel <christian.bruel@st.com>
20449 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
20450 * config/arm/arm.c (arm_set_current_function): Likewise.
20452 2016-02-04 Jakub Jelinek <jakub@redhat.com>
20453 Ilya Enkovich <enkovich.gnu@gmail.com>
20454 H.J. Lu <hongjiu.lu@intel.com>
20457 * config/i386/i386.c (convert_scalars_to_vector): Remove
20458 stack alignment fixes.
20459 (ix86_option_override_internal): Disable TARGET_STV if stack
20460 might not be aligned enough.
20461 (ix86_minimum_alignment): Assert that TARGET_STV is false.
20463 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
20465 * config/i386/x86-tune.def: Disable default prefetching
20468 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
20469 Vladimir Makarov <vmakarov@redhat.com>
20472 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
20473 in validating fused toc addresses.
20475 2016-02-03 Jakub Jelinek <jakub@redhat.com>
20478 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
20479 range->m_caret fields if range->m_show_caret_p is false.
20482 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
20483 Force oldval into register if it does not satisfy reg_or_short_operand
20484 predicate. Fix up formatting.
20486 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
20487 Alexandre Oliva <aoliva@redhat.com>
20490 * lra-constraints.c (simplify_operand_subreg): Check additionally
20491 address validity after potential reloading.
20492 (process_address_1): Check insns validity. In case of failure do
20495 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
20498 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
20501 2016-02-02 Jakub Jelinek <jakub@redhat.com>
20503 * wide-int.cc (canonize_uhwi): New function.
20504 (wi::divmod_internal): Use it.
20506 2016-02-02 James Norris <jnorris@codesourcery.com>
20508 * gimplify.c (omp_notice_variable): Add usage check.
20510 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
20512 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
20513 like LE, GE, LT, GT when emitting relational operator.
20515 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
20517 * ira-costs.c (find_costs_and_classes): Add extra argument.
20518 * target.def (ira_change_pseudo_allocno_class): Add parameter.
20519 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
20520 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
20521 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
20522 Add best_class parameter, and return it if not ALL_REGS.
20523 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
20525 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
20526 Update target hook.
20528 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
20530 * config/aarch64/aarch64.c
20531 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
20532 (aarch64_ira_change_pseudo_allocno_class): New function.
20534 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
20537 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
20539 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20541 * config/avr/avr.c (avr_option_override): Set
20542 PARAM_ALLOW_STORE_DATA_RACES to 1.
20544 2016-02-02 Richard Biener <rguenther@suse.de>
20546 PR tree-optimization/69595
20547 * match.pd: Add range test simplifications to true/false.
20549 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
20551 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
20552 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
20555 2016-02-02 Richard Biener <rguenther@suse.de>
20557 PR tree-optimization/69606
20558 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
20559 info on the result before moving a stmt.
20561 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
20563 PR middle-end/68542
20564 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
20565 branch with vector comparison.
20566 * config/i386/sse.md (VI48_AVX): New mode iterator.
20567 (define_expand "cbranch<mode>4): Add support for conditional branch
20568 with vector comparison.
20569 * tree-vect-loop.c (optimize_mask_stores): New function.
20570 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
20571 has_mask_store field of vect_info.
20572 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
20573 vectorized loops having masked stores after vec_info destroy.
20574 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
20575 correspondent macros.
20576 (optimize_mask_stores): Add prototype.
20578 2016-02-02 Alan Modra <amodra@gmail.com>
20581 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
20584 2016-02-02 Alan Modra <amodra@gmail.com>
20587 * config/rs6000/rs6000.c (need_toc_init): New var, set it
20588 whenever toc_label_name used.
20589 (rs6000_file_start): Don't set up toc section here,
20590 (rs6000_output_function_epilogue): do so here instead,
20591 (rs6000_xcoff_file_start): and here.
20592 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
20593 (load_toc_aix_di): Likewise.
20595 2016-02-01 Jakub Jelinek <jakub@redhat.com>
20597 PR rtl-optimization/69592
20598 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
20599 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
20600 (num_sign_bit_copies_binary_arith_p): New inline function.
20601 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
20603 2016-02-01 Jeff Law <law@redhat.com>
20605 PR tree-optimization/69580
20606 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
20607 * tree-ssa-threadbackward.c
20608 (fsm_find_control_statement_thread_paths): Do not try to walk
20609 through large PHI nodes.
20611 2016-02-01 Jakub Jelinek <jakub@redhat.com>
20613 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
20614 when count is incremented above limit, don't analyze further
20617 * omp-low.c (oacc_parse_default_dims): Avoid
20618 -Wsign-compare warning, make sure value fits into int
20619 rather than just unsigned int.
20621 2016-02-01 Bin Cheng <bin.cheng@arm.com>
20623 PR tree-optimization/67921
20624 * fold-const.c (split_tree): New parameters. Convert pointer
20625 type variable part to proper type before negating.
20626 (fold_binary_loc): Pass new arguments to split_tree.
20628 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
20630 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
20631 (nvptx_goacc_validate_dims): Extend to handle global defaults.
20632 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
20633 * doc/tm.texti: Rebuilt.
20634 * doc/invoke.texi (fopenacc-dim): Document.
20635 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
20636 (append_compiler_options): Likewise.
20637 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
20638 (oacc_parse_default_dims): New.
20639 (oacc_validate_dims): Add USED arg. Select non-unity default when
20641 (oacc_loop_fixed_partitions): Return mask of used partitions.
20642 (oacc_loop_auto_partitions): Emit dump info.
20643 (oacc_loop_partition): Return mask of used partitions.
20644 (execute_oacc_device_lower): Parse default dimension arg. Adjust
20645 loop partitioning and validation calls.
20647 2016-02-01 Richard Biener <rguenther@suse.de>
20649 PR middle-end/69556
20650 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
20652 2016-02-01 Richard Biener <rguenther@suse.de>
20654 PR tree-optimization/69574
20655 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
20656 of asserting return chrec_dont_know.
20658 2016-02-01 Martin Liska <mliska@suse.cz>
20660 * mem-stats-traits.h: Add copyright header.
20661 * mem-stats.h: Likewise.
20663 2016-02-01 Richard Biener <rguenther@suse.de>
20665 PR tree-optimization/69579
20666 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
20667 Do not propagate through abnormal PHI results.
20669 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
20671 * postreload.c (reload_cse_simplify): Remove dead code.
20673 2016-02-01 Jakub Jelinek <jakub@redhat.com>
20675 PR rtl-optimization/69570
20676 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
20677 if there is more than one set, not if there is a single set.
20679 2016-02-01 Richard Henderson <rth@redhat.com>
20682 * combine.c (make_compound_operation): When looking through a
20683 subreg, make sure to re-extend to the width of the outer mode.
20685 2016-01-30 Jakub Jelinek <jakub@redhat.com>
20687 PR tree-optimization/69546
20688 * wide-int.cc (wi::divmod_internal): For unsigned division
20689 where both operands fit into uhwi, if o1 is 1 and o0 has
20690 msb set, if divident_prec is larger than bits per hwi,
20691 clear another quotient word and return 2 instead of 1.
20692 Similarly for remainder with msb in HWI set, if dividend_prec
20693 is larger than bits per hwi.
20695 2016-01-29 Martin Jambor <mjambor@suse.cz>
20697 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
20698 Use short lowercase names.
20699 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
20700 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
20701 acq_rel one. Protect warning agains segfaults if
20702 get_memory_order_name returns NULL.
20703 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
20704 with release semantics. Do not warn if get_memory_order already did.
20705 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
20706 semantics. Fix check for relaxed or acquire semantics. Do not warn
20707 if get_memory_order already did.
20709 2016-01-29 Sebastian Pop <s.pop@samsung.com>
20711 * doc/install.texi: Document that isl-0.16 is supported.
20713 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
20716 * config/i386/constraints.md (Bm): Describe as special memory
20718 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
20719 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
20720 * genpreds.c (struct constraint_data): Add is_special_memory.
20721 (have_special_memory_constraints, special_memory_start): New
20723 (special_memory_end): Ditto.
20724 (add_constraint): Add new arg is_special_memory. Add code to
20725 process its true value. Update have_special_memory_constraints.
20726 (process_define_constraint): Pass the new arg.
20727 (process_define_register_constraint): Ditto.
20728 (choose_enum_order): Process special memory.
20729 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
20730 function insn_extra_special_memory_constraint.
20731 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
20732 * gensupport.c (process_rtx): Process
20733 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
20734 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
20735 * ira-lives.c (single_reg_class): Use
20736 insn_extra_special_memory_constraint.
20737 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
20738 * lra-constraints.c (process_alt_operands): Ditto.
20739 (curr_insn_transform): Use insn_extra_special_memory_constraint.
20740 * recog.c (asm_operand_ok, preprocess_constraints): Process
20742 * reload.c (find_reloads): Ditto.
20743 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
20744 * stmt.c (parse_input_constraint): Use
20745 insn_extra_special_memory_constraint.
20747 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
20750 * lra-splill.c (lra_final_code_change): Revert r229087 by
20751 removing all sub-registers.
20753 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
20756 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
20758 2016-01-29 Jakub Jelinek <jakub@redhat.com>
20761 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
20762 SSE1, copy target into the temporary reg first before recursing
20765 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
20767 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
20770 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
20772 * ginclude/stdarg.h: Test __cplusplus instead of
20773 __GXX_EXPERIMENTAL_CXX0X__.
20775 2016-01-29 Richard Biener <rguenther@suse.de>
20777 PR tree-optimization/69547
20778 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
20779 Do not mark clobbers necessary.
20780 (mark_all_reaching_defs_necessary_1): Likewise.
20782 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
20784 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
20785 declaration name with %qs and print it in both error messages.
20786 Also fix indentation.
20788 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
20791 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
20792 trailing blank line from error message.
20794 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
20797 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
20800 2016-01-29 Richard Biener <rguenther@suse.de>
20802 PR middle-end/69537
20803 * match.pd: Allow all integral types when simplifying a
20804 widening or sign-changing conversion.
20806 2016-01-28 Sebastian Pop <s.pop@samsung.com>
20808 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
20809 back to setting codegen_error to fail codegen.
20811 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
20814 * config/i386/constraints.md (C): Only accept constant zero operand.
20815 (BC): New constraint.
20816 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
20817 instead of C constraint.
20818 * doc/md.texi (Machine Constraints): Update description
20821 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
20824 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
20826 2016-01-28 Jakub Jelinek <jakub@redhat.com>
20828 PR middle-end/69542
20829 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
20832 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
20834 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
20835 branches if using guessed profile.
20837 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
20839 * graphite-optimize-isl.c (optimize_isl): Fix dump.
20841 2016-01-28 Richard Henderson <rth@redhat.com>
20844 * config/aarch64/aarch64-modes.def (CC_Cmode): New
20845 * config/aarch64/aarch64-protos.h: Update.
20846 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
20847 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
20848 (aarch64_get_condition_code_1): Handle CC_Cmode.
20849 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
20850 (*add<mode>3_compareC_cconly_imm): New.
20851 (*add<mode>3_compareC_cconly): New.
20852 (*add<mode>3_compareC_imm): New.
20853 (add<mode>3_compareC): New.
20854 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
20855 to be first. Use aarch64_carry_operation.
20856 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
20857 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
20858 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
20859 (subti3): Use subdi3_compare1.
20860 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
20861 (sub<mode>3_compare1): New.
20862 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
20863 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
20864 (*subsi3_carryin_uxtw): Likewise.
20865 (*ngc<mode>, *ngcsi_uxtw): Likewise.
20866 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
20867 * config/aarch64/iterators.md (DWI): New.
20868 * config/aarch64/predicates.md (aarch64_carry_operation): New.
20869 (aarch64_borrow_operation): New.
20871 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
20873 * graphite-optimize-isl.c (optimize_isl): Print a different debug
20874 message when isl does not return a valid schedule.
20876 2016-01-28 Sebastian Pop <s.pop@samsung.com>
20878 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
20879 Remove comments from class declarations: they are already in the code
20882 2016-01-28 Sebastian Pop <s.pop@samsung.com>
20884 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
20886 (ternary_op_to_tree): Same.
20887 (unary_op_to_tree): Same.
20888 (nary_op_to_tree): Same.
20889 (gcc_expression_from_isl_expr_op): Same.
20890 (gcc_expression_from_isl_expression): Same.
20891 (graphite_create_new_loop): Same.
20892 (graphite_create_new_loop_guard): Same.
20893 (build_iv_mapping): Same.
20894 (graphite_create_new_guard): Same.
20895 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
20896 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
20898 2016-01-28 Sebastian Pop <s.pop@samsung.com>
20900 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
20901 instead of setting codegen_error to fail codegen.
20903 2016-01-28 Jason Merrill <jason@redhat.com>
20905 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
20907 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
20909 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
20910 Remove CONST_INT_P check in CCMP cost calculation.
20912 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
20914 * config/aarch64/aarch64.c (generic_vector_cost):
20915 Set vec_permute_cost.
20916 (cortexa57_vector_cost): Likewise.
20917 (exynosm1_vector_cost): Likewise.
20918 (xgene1_vector_cost): Likewise.
20919 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
20920 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
20921 Add vec_permute_cost entry.
20923 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
20925 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
20927 (add<mode>3_compare0): Likewise.
20928 (addsi3_compare0_uxtw): Likewise.
20929 (add<mode>3nr_compare0): Likewise.
20930 (compare_neg<mode>): Likewise.
20931 (<optab><mode>3): Likewise.
20933 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
20935 * tree-vect-stmts.c (vectorizable_comparison): Add
20936 NULL check for vectype.
20938 2016-01-28 Richard Biener <rguenther@suse.de>
20940 PR tree-optimization/69466
20941 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
20942 Account for PHIs we couldn't duplicate.
20944 2016-01-28 Martin Liska <mliska@suse.cz>
20947 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
20948 instead of ENABLE_VALGRIND_CHECKING.
20950 2016-01-27 Richard Henderson <rth@redhat.com>
20953 * lra-remat.c (subreg_regs): New.
20954 (dump_candidates_and_remat_bb_data): Dump it.
20955 (operand_to_remat): Reject if operand in subreg_regs.
20956 (set_bb_regs): Collect subreg_regs.
20957 (lra_remat): Init and free subreg_regs. Compute
20958 calculate_local_reg_remat_bb_data before create_cands.
20960 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
20963 * config/i386/i386.c (ix86_update_stack_boundary): Don't
20964 change stack_alignment_needed for __tls_get_addr call.
20966 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
20968 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
20970 2016-01-27 Jeff Law <law@redhat.com>
20972 PR tree-optimization/68398
20973 PR tree-optimization/69196
20974 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
20975 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
20976 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20977 Only count PHIs in the last block in the path. The others will
20978 const/copy propagate away. Add heuristic to allow more irreducible
20979 subloops to be created when it is likely profitable to do so.
20981 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20982 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
20983 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
20985 2016-01-27 Jakub Jelinek <jakub@redhat.com>
20988 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
20989 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
20990 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
20991 * tree-streamer-in.c: Include asan.h.
20992 (streamer_get_builtin_tree): For builtins in sanitizer
20993 range call initialize_sanitizer_builtins and retry.
20995 2016-01-27 Ian Lance Taylor <iant@google.com>
20997 * common.opt (fkeep-gc-roots-live): New undocumented option.
20998 * tree-ssa-loop-ivopts.c (add_candidate_1): If
20999 -fkeep-gc-roots-live, skip pointers.
21000 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
21003 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
21006 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
21007 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
21009 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
21012 * configure.ac: NetBSD provides SSP in its C library.
21013 * configure: Updated.
21015 2016-01-27 Richard Biener <rguenther@suse.de>
21017 PR tree-optimization/69166
21018 * tree-vect-loop.c (vect_is_simple_reduction): Always check
21019 reduction code for commutativity / associativity.
21021 2016-01-27 Martin Jambor <mjambor@suse.cz>
21023 PR tree-optimization/69355
21024 * tree-sra.c (analyze_access_subtree): Correct hole detection when
21025 total_scalarization fails.
21027 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
21029 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
21032 2016-01-27 Christian Bruel <christian.bruel@st.com>
21035 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
21036 Move arm_reset_previous_fndecl and set_target_option_current_node in
21037 the conditional part. Call save_restore_target_globals.
21038 * config/arm/arm.c (arm_set_current_function):
21039 Refactor to better support #pragma target and attribute mix.
21040 Call save_restore_target_globals.
21041 * config/arm/arm-protos.h (save_restore_target_globals): New function.
21043 2016-01-27 Martin Liska <mliska@suse.cz>
21045 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
21046 reference for an HSA kernel and its host function.
21048 2016-01-27 Jakub Jelinek <jakub@redhat.com>
21050 PR tree-optimization/69399
21051 * wide-int.h (wi::lrshift): For larger precisions, only
21052 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
21054 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
21056 * config/arc/predicates.md (proper_comparison_operator): Reject
21057 constant-constant comparison.
21059 2016-01-26 Tom de Vries <tom@codesourcery.com>
21061 PR tree-optimization/69110
21062 * tree-data-ref.c (initialize_data_dependence_relation): Handle
21063 DR_NUM_DIMENSIONS == 0.
21065 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
21066 Sebastian Pop <s.pop@samsung.com>
21068 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
21069 isl_ast_op_cond and isl_ast_op_select.
21070 (gcc_expression_from_isl_expr_op): Same.
21072 2016-01-26 Jason Merrill <jason@redhat.com>
21075 * tree.c (recompute_constructor_flags): Split out from
21077 (verify_constructor_flags): New.
21078 * tree.h: Declare them.
21080 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
21082 PR rtl-optimization/69217
21083 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
21084 are no TYPE_FIELDS set for the record type.
21086 2016-01-26 Jakub Jelinek <jakub@redhat.com>
21089 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
21090 toc_label_name unconditionally.
21091 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
21092 SYMBOL_REF string. Use toc_label_name instead of constructing
21094 (rs6000_elf_declare_function_name): Use toc_label_name instead of
21095 constructing LCTOC1.
21097 2016-01-26 Martin Sebor <msebor@redhat.com>
21100 * doc/extend.texi (Common Type Attributes): Move text that talks about
21101 attribute packed from attribute aligned to the section discussing
21102 the former attribute for clarity.
21104 2016-01-26 Richard Henderson <rth@redhat.com>
21106 PR middle-end/60908
21107 * trans-mem.c (tm_region_init): Mark entry block as visited.
21109 2016-01-26 David Malcolm <dmalcolm@redhat.com>
21112 * diagnostic-show-locus.c (layout::print_source_line): Replace
21113 call to pp_newline with call to layout::print_newline.
21114 (layout::print_annotation_line): Likewise.
21115 (layout::move_to_column): Likewise.
21116 (layout::print_any_fixits): After printing any fixits, print a
21117 trailing newline, if necessary.
21118 (layout::print_newline): New method, resetting any colorization
21120 (diagnostic_show_locus): Move the pp_newline to before the
21121 early bailout. Remove dummy block enclosing the layout instance.
21122 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
21123 of pp_newline_and_flush with pp_flush.
21124 (diagnostic_append_note): Delete use of pp_newline.
21125 (diagnostic_append_note_at_rich_loc): Delete.
21126 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
21127 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
21128 when newline characters are added to the buffer.
21130 2016-01-26 Michael Matz <matz@suse.de>
21132 * configure.ac (ac_cv_std_swap_in_utility): New test.
21133 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
21134 * configure: Regenerate.
21135 * config.in: Regenerate.
21137 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
21139 * config/arc/arc.md (cstoresi4): Force operand into register.
21140 (arcset<code>): Fix predicate.
21141 (arcsetltu): Likewise.
21142 (arcsetgeu): Likewise.
21143 (arcsethi): Likewise.
21144 (arcsetls): Likewise.
21146 2016-01-26 Jakub Jelinek <jakub@redhat.com>
21148 PR tree-optimization/69483
21149 * gimple-fold.c (canonicalize_constructor_val): Return NULL
21150 if base has error_mark_node type.
21152 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
21155 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
21156 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
21158 (vget_lane_f16): Handle big-endian.
21159 (vgetq_lane_f16): Likewise.
21160 (vset_lane_f16): Likewise.
21161 (vsetq_lane_f16): Likewise.
21162 * config/arm/iterators.md (VQXMOV): Add V8HF.
21163 (VDQ): Add V4HF and V8HF.
21164 (V_reg): Handle V4HF and V8HF.
21165 (Is_float_mode): Likewise.
21166 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
21167 neon_vdup_nv8hf): New patterns.
21168 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
21169 Use VD_LANE iterator.
21170 (neon_vld1_dup<mode>): Use VQ2 iterator.
21172 2016-01-26 Nathan Sidwell <nathan@acm.org>
21174 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
21175 (set_oacc_fn_attrib): Add IS_KERNEL arg.
21176 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
21177 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
21178 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
21179 (oacc_validate_dims): Add LEVEL arg, don't return level.
21180 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
21181 oacc_validate_dims.
21182 (execute_oacc_device_lower): Adjust, add more dump output.
21183 * tree-ssa-loop.c (gate_oacc_kernels): Use
21184 oacc_fn_attrib_kernels_p.
21185 * tree-parloops.c (create_parallel_loop): Adjust
21186 set_oacc_fn_attrib call.
21188 2016-01-26 Jakub Jelinek <jakub@redhat.com>
21191 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
21192 (append_compiler_options): Handle -fcilkplus.
21193 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
21195 2016-01-26 Nick Clifton <nickc@redhat.com>
21198 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
21199 been marked as DECL_ONE_ONLY but we do not the means to make it
21200 so, then do not allow it to bind locally.
21202 2016-01-26 Jakub Jelinek <jakub@redhat.com>
21205 * opts.h (parse_sanitizer_options): New prototype.
21206 * opts.c (sanitizer_opts): New array.
21207 (parse_sanitizer_options): New function.
21208 (common_handle_option): Use parse_sanitizer_options.
21210 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
21213 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
21214 alignment adjustment to ...
21215 (ix86_update_stack_boundary): Here. Don't over-align stack for
21217 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
21218 if __tls_get_addr is called.
21220 2016-01-26 Christian Bruel <christian.bruel@st.com>
21222 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
21224 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
21226 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
21228 2016-01-26 Richard Biener <rguenther@suse.de>
21230 PR middle-end/69467
21231 * match.pd: Guard X * CST CMP 0 pattern with single_use.
21233 2016-01-26 Richard Biener <rguenther@suse.de>
21235 PR tree-optimization/69452
21236 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
21237 (move_computations_dom_walker::before_dom_children): Rename
21239 (move_computations_worker): This.
21240 (move_computations): Perform an RPO rather than a DOM walk.
21242 2016-01-26 Jakub Jelinek <jakub@redhat.com>
21245 * combine.c (combine_instructions): For REG_EQUAL note with
21246 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
21247 to the underlying register.
21248 * doc/rtl.texi (REG_EQUAL): Document the behavior of
21249 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
21251 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
21254 * config/aarch64/aarch64-builtins.c
21255 (aarch64_init_simd_builtin_types): Do not set structural
21256 equality to __Poly{8,16,64,128}_t types.
21258 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
21260 PR tree-optimization/69400
21261 * wide-int.cc (wi_pack): Take the precision as argument and
21262 perform canonicalization here rather than in the callers.
21263 Use the main loop to handle all full-width HWIs. Add a
21264 zero HWI if in_len isn't a full result.
21265 (wi::divmod_internal): Update accordingly.
21266 (wi::mul_internal): Likewise. Simplify.
21268 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
21269 Sebastian Pop <s.pop@samsung.com>
21271 * graphite-poly.c (apply_poly_transforms): Simplify.
21272 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
21273 (print_isl_map): Same.
21274 (print_isl_union_map): Same.
21275 (print_isl_schedule): New.
21276 (debug_isl_schedule): New.
21277 * graphite-dependences.c (scop_get_reads): Do not call
21278 isl_union_map_add_map that is undocumented isl functionality.
21279 (scop_get_must_writes): Same.
21280 (scop_get_may_writes): Same.
21281 (scop_get_original_schedule): Remove.
21282 (scop_get_dependences): Do not call isl_union_map_compute_flow that
21283 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
21284 (compute_deps): Remove.
21285 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
21286 (debug_schedule_ast): New.
21287 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
21288 set_separate_option.
21289 (graphite_regenerate_ast_isl): Add dump.
21290 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
21291 from scop->transformed_schedule.
21292 (graphite_regenerate_ast_isl): Add more dump.
21293 * graphite-optimize-isl.c (optimize_isl): Set
21294 scop->transformed_schedule. Check whether schedules are equal.
21295 (apply_poly_transforms): Move here.
21296 * graphite-poly.c (apply_poly_transforms): ... from here.
21297 (free_poly_bb): Static.
21298 (free_scop): Static.
21299 (pbb_number_of_iterations_at_time): Remove.
21300 (print_isl_ast): New.
21301 (debug_isl_ast): New.
21302 (debug_scop_pbb): New.
21303 * graphite-scop-detection.c (print_edge): Move.
21304 (print_sese): Move.
21305 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
21306 (build_scop_scattering): Remove.
21307 (create_pw_aff_from_tree): Assert instead of bailing out.
21308 (add_condition_to_pbb): Remove unused code, do not fail.
21309 (add_conditions_to_domain): Same.
21310 (add_conditions_to_constraints): Remove.
21311 (build_scop_context): New.
21312 (add_iter_domain_dimension): New.
21313 (build_iteration_domains): Initialize pbb->iterators.
21314 Call add_conditions_to_domain.
21317 (index_outermost_in_loop): New.
21318 (index_pbb_in_loop): New.
21319 (outermost_pbb_in): New.
21320 (add_in_sequence): New.
21321 (add_outer_projection): New.
21322 (outer_projection_mupa): New.
21323 (add_loop_schedule): New.
21324 (build_schedule_pbb): New.
21325 (build_schedule_loop): New.
21326 (embed_in_surrounding_loops): New.
21327 (build_schedule_loop_nest): New.
21328 (build_original_schedule): New.
21329 (build_poly_scop): Call build_original_schedule.
21330 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
21331 (free_poly_dr): Remove.
21332 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
21333 (free_poly_bb): Remove.
21334 (debug_loop_vec): Remove.
21335 (print_isl_ast): Declare.
21336 (debug_isl_ast): Declare.
21337 (scop_do_interchange): Remove.
21338 (scop_do_strip_mine): Remove.
21339 (scop_do_block): Remove.
21340 (flatten_all_loops): Remove.
21341 (optimize_isl): Remove.
21342 (pbb_number_of_iterations_at_time): Remove.
21343 (debug_scop_pbb): Declare.
21344 (print_schedule_ast): Declare.
21345 (debug_schedule_ast): Declare.
21346 (struct scop): Remove schedule. Add original_schedule,
21347 transformed_schedule.
21348 (free_gimple_poly_bb): Remove.
21349 (print_generated_program): Remove.
21350 (debug_generated_program): Remove.
21351 (unify_scattering_dimensions): Remove.
21352 * sese.c (print_edge): ... here.
21353 (print_sese): ... here.
21354 (debug_edge): ... here.
21355 (debug_sese): ... here.
21356 * sese.h (print_edge): Declare.
21357 (print_sese): Declare.
21358 (dump_edge): Declare.
21359 (dump_sese): Declare.
21361 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
21362 Sebastian Pop <s.pop@samsung.com>
21364 * Makefile.in: Set ISLVER in site.exp.
21366 2016-01-25 Jakub Jelinek <jakub@redhat.com>
21368 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
21369 DECL_VALUE_EXPR of new_var even for the non-array case. Look
21370 through DECL_VALUE_EXPR for expansion.
21372 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
21374 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
21375 the frame info after reload completed.
21377 2016-01-25 Jeff Law <law@redhat.com>
21379 PR tree-optimization/69196
21380 PR tree-optimization/68398
21381 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
21382 tree-ssa-threadupdate.c.
21383 (determine_bb_domination_status): Prototype
21384 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
21385 (determine_bb_domination_status): No longer static.
21386 (valid_jump_thread_path): Remove code to detect characteristics
21387 of the jump thread path not associated with correctness.
21388 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
21389 Correct test for thread path length. Count PHIs for real operands as
21390 statements that need to be copied. Do not count ASSERT_EXPRs.
21391 Look at all the blocks in the thread path. Compute and selectively
21392 filter thread paths based on threading through the latch, threading
21393 a multiway branch or crossing a multiway branch.
21395 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21397 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
21398 decl with __attribute__ ((unused)) annotation.
21400 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
21403 * tree-vect-stmts.c (vectorizable_condition): Check vectype
21404 of operands is compatible with a statement vectype.
21406 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
21408 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
21409 improve wording for mixed storage order support.
21411 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
21413 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
21414 (vcvt_u64_f64): Likewise.
21415 (vcvta_s64_f64): Likewise.
21416 (vcvta_u64_f64): Likewise.
21417 (vcvtm_s64_f64): Likewise.
21418 (vcvtm_u64_f64): Likewise.
21419 (vcvtn_s64_f64): Likewise.
21420 (vcvtn_u64_f64): Likewise.
21421 (vcvtp_s64_f64): Likewise.
21422 (vcvtp_u64_f64): Likewise.
21424 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
21426 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
21427 (arc_init): Check validity mll64 option.
21428 (arc_save_restore): Use double load/store instruction.
21429 (arc_expand_movmem): Likewise.
21430 (arc_split_move): Don't split if we have double load/store
21431 instructions. Returns a boolean.
21432 (arc_process_double_reg_moves): Change function to return boolean
21433 instead of a sequence of instructions.
21434 (arc_dwarf_register_span): New function.
21435 * config/arc/arc-protos.h (arc_split_move): Change prototype.
21436 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
21437 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
21438 (*movdf_insn): Likewise.
21439 * config/arc/arc.opt (mll64): New option.
21440 * config/arc/predicates.md (even_register_operand): New predicate.
21441 * doc/invoke.texi (ARC Options): Add mll64 documentation.
21443 2016-01-25 Richard Biener <rguenther@suse.de>
21446 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
21447 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
21449 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
21451 2016-01-25 Richard Biener <rguenther@suse.de>
21453 PR tree-optimization/69376
21454 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
21456 (VN_INFO_ANTI_RANGE_P): New inline.
21457 (VN_INFO_RANGE_TYPE): Likewise.
21458 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
21459 SSA_NAME_ANTI_RANGE_P.
21460 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
21461 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
21462 Properly query VN_INFO_RANGE_TYPE.
21464 2016-01-25 Nick Clifton <nickc@redhat.com>
21467 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
21469 2016-01-23 Tom de Vries <tom@codesourcery.com>
21471 PR tree-optimization/69426
21472 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
21475 2016-01-23 Jakub Jelinek <jakub@redhat.com>
21477 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
21478 "the the" with "the" in the comments.
21479 * ipa-devirt.c (build_type_inheritance_graph,
21480 update_type_inheritance_graph): Likewise.
21481 * tree.c (build_function_type_list_1): Likewise.
21482 * cfgloopmanip.c (scale_loop_profile): Likewise.
21483 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
21484 * gimple-ssa-split-paths.c
21485 (find_block_to_duplicate_for_splitting_paths): Likewise.
21486 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
21487 * expr.c (convert_move): Likewise.
21488 * var-tracking.c (vt_stack_adjustments): Likewise.
21489 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
21490 * tree-vrp.c (test_for_singularity): Likewise.
21492 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
21493 directly instead of building a temporary tree.
21496 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
21497 remove <algorithm> include.
21499 2016-01-22 Jakub Jelinek <jakub@redhat.com>
21502 * config/i386/i386.c: Include dojump.h.
21503 (expand_small_movmem_or_setmem,
21504 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
21506 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
21507 if dynamic_check != -1.
21509 2016-01-21 Jeff Law <law@redhat.com>
21511 PR middle-end/69347
21512 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
21513 record_temporary_equivalences. Rewritten to avoid unnecessary calls
21514 into dominated_by_p.
21515 (cprop_into_successor_phis): Avoid unnecessary tests.
21517 2016-01-22 Richard Henderson <rth@redhat.com>
21520 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
21521 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
21523 2016-01-22 Michael Matz <matz@suse.de>
21525 * system.h (string, algorithm): Include only conditionally.
21526 (new): Include always under C++.
21527 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
21528 * final.c (toplevel): Ditto.
21529 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
21530 * genconditions.c (write_header): Make gencondmd.c define
21532 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
21534 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
21535 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
21537 2016-01-22 Christian Bruel <christian.bruel@st.com>
21540 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
21542 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21545 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
21546 define_insn_and_split. Ensure operands[1] and operands[0] do not
21547 get assigned the same register.
21549 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21551 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
21553 2016-01-22 Christian Bruel <christian.bruel@st.com>
21555 * config/arm/arm-c.c (arm_pragma_target_parse):
21556 Remove warn_builtin_macro_redefined overwrite.
21558 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
21560 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
21561 flag_non_call_exceptions compatibility.
21563 2016-01-22 Jakub Jelinek <jakub@redhat.com>
21566 * dwarf2out.c (add_child_die_after): New function.
21567 (dwarf_qual_info_t): New type.
21568 (dwarf_qual_info): New variable.
21569 (qualified_die_p): New function.
21570 (modified_type_die): For -fdebug-types-section, ensure
21571 canonical order of qualifiers. Put qualified DIEs adjacent
21572 to the corresponding non-qualified type DIE and search there
21573 for existing qualified DIEs.
21575 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
21577 * doc/extend.texi (scalar_storage_order type attribute): Document
21578 restriction on type punning and aliasing, and remove future tense.
21580 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
21583 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
21586 2016-01-21 Jeff Law <law@redhat.com>
21588 PR middle-end/69347
21589 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
21590 useless call to record_temporary_equivalences.
21591 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
21592 allocate 10 slots in the bb_path vector and let it grow as needed.
21593 (fsm_find_control_statement_thread_paths): Similarly for the next_path
21596 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
21598 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
21600 * configure: Regenerate.
21602 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
21604 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
21605 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
21607 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
21609 PR middle-end/66178
21610 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
21611 drop EXPAND_INITIALIZER.
21612 * rtl.h (contains_symbolic_reference_p): Declare.
21613 * rtlanal.c (contains_symbolic_reference_p): New function.
21614 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
21615 a subtraction into a NOT if symbolic constants are involved.
21617 2016-01-21 Anton Blanchard <anton@samba.org>
21618 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21621 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
21623 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
21626 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
21628 * config/microblaze/microblaze.c
21629 (get_branch_target): New.
21630 (insert_wic_for_ilb_runout): New.
21632 (microblaze_machine_dependent_reorg): New.
21633 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
21634 * config/microblaze/microblaze.md
21635 (UNSPEC_IPREFETCH): Define.
21636 (iprefetch): New pattern
21637 * config/microblaze/microblaze.opt
21638 (mxl-prefetch): New flag.
21640 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
21642 * config/microblaze/microblaze.h
21643 (FIXED_REGISTERS): Update in macro.
21644 (CALL_USED_REGISTERS): Update in macro.
21646 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
21648 PR rtl-optimization/68920
21649 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
21652 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
21654 PR rtl-optimization/68990
21655 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
21656 pseudo instead of inheritance ones.
21658 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
21659 Nick Clifton <nickc@redhat.com>
21663 * config/mips/mips.c (mips_compute_frame_info): Initialise
21664 args_size and hard_frame_pointer_offset fields of the frame
21665 structure before calling mips_global_pointer.
21667 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
21669 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
21671 * configure: Regenerate.
21673 2016-01-21 Richard Biener <rguenther@suse.de>
21675 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
21677 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
21679 * config/s390/s390.c (s390_asm_declare_function_size): Add code
21680 to actually emit the .size directive.
21682 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
21683 Jakub Jelinek <jakub@redhat.com>
21687 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
21688 args array size by one to avoid buffer overflow.
21690 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
21692 * config/s390/s390.md (pool_section_start): Use switch_to_section
21693 to select proper read-only data section instead of hardcoding
21695 (pool_section_end): Use switch_to_section to match the above.
21697 2016-01-21 Richard Biener <rguenther@suse.de>
21699 PR tree-optimization/69378
21700 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
21701 (set_ssa_val_to): Use it for dominance checks taking into
21702 account not executable edges.
21704 2016-01-21 Jakub Jelinek <jakub@redhat.com>
21707 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
21708 for bitsize instead of GET_MODE_PRECISION (mode).
21710 2016-01-20 Martin Sebor <msebor@redhat.com>
21713 * extend.texi (__sync Builtins): Clarify the semantics of
21714 __sync_fetch_and_OP built-ins on pointers.
21715 (__atomic Builtins): Same.
21717 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21718 Sebastian Pop <s.pop@samsung.com>
21720 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
21721 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
21722 (is_valid_rename): Same.
21723 (translate_isl_ast_to_gimple::get_rename): Same.
21724 (translate_isl_ast_to_gimple::rename_all_uses): Same.
21725 (translate_isl_ast_to_gimple::rename_uses): Same.
21726 (get_new_name): Check for close_phi nodes.
21727 (copy_loop_phi_args): Use phi_node_kind.
21728 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
21729 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
21731 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21732 Sebastian Pop <s.pop@samsung.com>
21734 Revert commit r229783.
21735 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
21736 Remove use of parameter_rename_map.
21737 (copy_def): Remove.
21738 (copy_internal_parameters): Remove.
21739 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
21740 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
21741 (free_sese_info): Do not free parameter_rename_map.
21742 (set_rename): Do not use parameter_rename_map.
21743 (rename_uses): Update call to set_rename.
21744 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
21745 * sese.h (parameter_rename_map_t): Remove.
21746 (struct sese_info_t): Remove field parameter_rename_map.
21748 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21749 Sebastian Pop <s.pop@samsung.com>
21751 * graphite-isl-ast-to-gimple.c: Fix comment.
21752 * graphite-scop-detection.c (defined_in_loop_p): New.
21753 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
21754 names defined in loop.
21756 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21757 Sebastian Pop <s.pop@samsung.com>
21759 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
21760 Discard unstructured if-then-else regions.
21762 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21763 Sebastian Pop <s.pop@samsung.com>
21765 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
21766 (cleanup_loop_iter_dom): Remove.
21767 (build_loop_iteration_domains): Remove.
21768 (build_scop_context): Remove.
21769 (build_scop_iteration_domain): Remove.
21770 (add_loop_constraints): New.
21771 (build_iteration_domains): New.
21772 (build_poly_scop): Call build_iteration_domains.
21774 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21775 Sebastian Pop <s.pop@samsung.com>
21777 * graphite-scop-detection.c
21778 (scop_detection::harmful_loop_in_region): Free dom and loops.
21779 (scop_detection::loop_body_is_valid_scop): Free bbs.
21781 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21782 Sebastian Pop <s.pop@samsung.com>
21784 * graphite-scop-detection.c (record_loop_in_sese): New.
21785 (gather_bbs::before_dom_children): Call record_loop_in_sese.
21786 (build_scops): Remove call to build_sese_loop_nests.
21787 * sese.c (sese_record_loop): Remove.
21788 (build_sese_loop_nests): Remove.
21789 (new_sese_info): Remove region->loops.
21790 (free_sese_info): Same.
21791 * sese.h (sese_contains_loop): Same.
21792 (build_sese_loop_nests): Remove.
21793 (sese_contains_loop): Remove.
21795 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21796 Sebastian Pop <s.pop@samsung.com>
21798 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
21799 loop_is_valid_in_scop.
21800 (scop_detection::harmful_stmt_in_region): Renamed
21801 harmful_loop_in_region.
21802 Call loop_is_valid_in_scop.
21804 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21805 Sebastian Pop <s.pop@samsung.com>
21807 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
21810 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21811 Sebastian Pop <s.pop@samsung.com>
21813 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
21814 * graphite.h (struct poly_bb): Remove field is_reduction.
21815 (PBB_IS_REDUCTION): Remove.
21817 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
21818 Sebastian Pop <s.pop@samsung.com>
21820 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
21821 (add_pdr_constraints): Same.
21822 (scop_get_reads): Same.
21823 (scop_get_must_writes): Same.
21824 (scop_get_may_writes): Same.
21825 (scop_get_original_schedule): Same.
21826 (extend_schedule): Same.
21827 (apply_schedule_on_deps): Same.
21828 (carries_deps): Same.
21829 (compute_deps): Same.
21830 (scop_get_dependences): Same.
21831 * graphite-isl-ast-to-gimple.c
21832 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
21833 * graphite-optimize-isl.c (get_schedule_for_band): Same.
21834 (get_schedule_for_band_list): Same.
21835 (get_schedule_map): Same.
21836 (apply_schedule_map_to_scop): Same.
21837 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
21838 (build_loop_iteration_domains): Same.
21839 (add_condition_to_pbb): Same.
21840 (add_param_constraints): Same.
21841 (pdr_add_memory_accesses): Same.
21842 (pdr_add_data_dimensions): Same.
21844 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
21846 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
21849 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
21851 * common.opt (feliminate-dwarf2-dups): Replace references to
21852 "DWARF 2" with just "DWARF".
21853 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
21854 * doc/extend.texi: Likewise.
21855 * doc/cpp.texi: Likewise.
21856 * doc/invoke.texi: Likewise.
21857 (Option Summary): Add -gdwarf to list of Debugging Options.
21858 (Debugging Options): Document -gdwarf.
21859 * doc/contrib.texi: Spell "DWARF" like that.
21861 2016-01-21 Jakub Jelinek <jakub@redhat.com>
21863 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
21864 warning. Fix up formatting.
21866 PR middle-end/67653
21867 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
21868 attempt to mark memory input operand addressable and
21869 call prepare_gimple_addressable in that case. Don't adjust
21870 input_location for diagnostics, use error_at instead.
21872 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
21874 * config/rs6000/ppc-auxv.h: New file.
21875 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
21876 (cpu_is): Likewise.
21877 (cpu_supports): Likewise.
21878 * config/rs6000/rs6000.c: include "ppc-auxv.h".
21879 (cpu_is_info): New variable.
21880 (cpu_supports_info): Likewise.
21881 (tcb_verification_symbol): Likewise.
21882 (cpu_builtin_p): Likewise.
21883 (cpu_expand_builtin): New function.
21884 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
21885 (rs6000_init_builtins): Likewise.
21886 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
21887 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
21888 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
21889 * configure: Regenerate.
21890 * config.in: Likewise.
21891 * doc/extend.texi (PowerPC Built-in Functions): Document
21892 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
21894 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
21897 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
21899 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
21902 2016-01-20 Richard Henderson <rth@redhat.com>
21908 * tree.c (tm_define_builtin): New.
21909 (find_tm_vector_type): New.
21910 (build_tm_vector_builtins): New.
21911 (build_common_builtin_nodes): Call it.
21913 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
21915 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
21916 (arm_fp_ok): Likewise.
21917 (arm_fp): Likewise.
21918 (arm_crypto): Likewise.
21920 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
21921 Richard Biener <rguenther@suse.de>
21923 PR tree-optimization/69328
21924 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
21925 vectors have same number of elements.
21926 (vectorizable_condition): Fix masked version recognition.
21928 2016-01-20 Richard Biener <rguenther@suse.de>
21930 PR tree-optimization/69345
21931 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
21932 (VN_INFO_PTR_INFO): Likewise.
21933 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
21934 info when it is equal between non-dominating SSA names.
21935 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
21936 Make sure to look at original SSA infos.
21938 2016-01-20 Jeff Law <law@redhat.com>
21941 * config/m68k/predicates.md (pow2_m1_operand): New predicate
21943 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
21944 (pc_or_label_operand): New predicate.
21945 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
21946 tests for small integers that are 2^n - 1.
21948 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
21950 * doc/invoke.texi (Options Summary): Add '.' after @xref.
21952 2016-01-19 Jeff Law <law@redhat.com>
21954 PR middle-end/69347
21955 * tree-ssa-threadbackwards.c
21956 (fsm_find_control_statement_thread_paths): Do not try to lookup
21957 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
21959 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
21961 * doc/lto.texi: Remove text that says only Gold has linker plugin
21964 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
21966 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
21967 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
21968 the DIE accordingly.
21969 (modified_type_die): Add REVERSE parameter and pass it recursively,
21970 as well as to base_type_die. Adjust presence check accordingly.
21971 (base_type_for_mode): Adjust call to modified_type_die.
21972 (add_type_attribute): Add REVERSE parameter and pass it to
21974 (generic_parameter_die): Adjust call to add_type_attribute.
21975 (add_scalar_info): Likewise.
21976 (add_subscript_info): Likewise.
21977 (gen_array_type_die): Likewise.
21978 (gen_descr_array_type_die): Likewise.
21979 (gen_entry_point_die): Likewise.
21980 (gen_enumeration_type_die): Likewise.
21981 (gen_formal_parameter_die): Likewise.
21982 (gen_subprogram_die): Likewise.
21983 (gen_variable_die ): Likewise.
21984 (gen_const_die): Likewise.
21985 (gen_field_die): Likewise.
21986 (gen_pointer_type_die): Likewise.
21987 (gen_reference_type_die): Likewise.
21988 (gen_ptr_to_mbr_type_die): Likewise.
21989 (gen_inheritance_die): Likewise.
21990 (gen_subroutine_type_die): Likewise.
21991 (gen_typedef_die): Likewise.
21992 (force_type_die): Adjust call to modified_type_die.
21994 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
21996 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
21997 flow throughout the file. Fix broken link to Objective-C 2.0
21999 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
22002 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22004 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
22006 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22009 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
22010 (maybe_record_node): Record cxa_pure_virtual as the only possible
22011 target if there are not ohter candidates.
22012 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
22014 2016-01-19 Richard Biener <rguenther@suse.de>
22016 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
22017 (get_memory_order): Likewise.
22019 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
22021 * tree-vect-stmts.c (vectorizable_store): Check
22024 2016-01-19 David Malcolm <dmalcolm@redhat.com>
22027 * gcc.c (driver::decode_argv): Add call to
22028 init_opts_obstack before init_options_struct.
22029 * opts.c (init_opts_obstack): Remove idempotency.
22030 (init_options_struct): Replace call to init_opts_obstack
22031 with a gcc_assert to verify that it has already been called.
22032 * toplev.c (toplev::main): Add call to init_opts_obstack before
22033 calls to init_options_struct.
22034 (toplev::finalize): Move cleanup of opts_obstack next to
22035 cleanup of save_decoded_options, clearing the latter, and
22036 save_decoded_options_count.
22038 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22041 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
22042 attribute to unconditional. Remove %? from output template.
22044 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22045 Jiong Wang <jiong.wang@arm.com>
22047 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
22048 generated from different expand order.
22050 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22052 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
22053 Add support for CCMP costing.
22055 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22057 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
22058 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
22059 (fccmpe<mode>): Likewise.
22060 (fcmp): Rename to fcmp and globalize pattern.
22062 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
22063 (aarch64_gen_ccmp_next): Add FP support.
22065 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
22067 * target.def (gen_ccmp_first): Update documentation.
22068 (gen_ccmp_next): Likewise.
22069 * doc/tm.texi (gen_ccmp_first): Update documentation.
22070 (gen_ccmp_next): Likewise.
22071 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
22072 expand_ccmp_expr_1. Improve comments.
22073 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
22074 (ccmp_ior<mode>): Remove pattern.
22075 (cmp<mode>): Remove expand.
22076 (cmp): Globalize pattern.
22077 (cstorecc4): Use cc_register.
22078 (mov<mode>cc): Remove ccmp_cc_register check.
22079 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
22080 Simplify after removal of CC_DNE/* modes.
22081 (aarch64_ccmp_mode_to_code): Remove.
22082 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
22083 In 'k' case use integer as condition.
22084 (aarch64_nzcv_codes): Remove inverted cases.
22085 (aarch64_code_to_ccmode): Remove.
22086 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
22087 comparison with CC register to be used in folowing CCMP/branch/CSEL.
22088 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
22089 pattern. Return the comparison with CC register. Invert conditions
22090 when bitcode is OR.
22091 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
22092 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
22094 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22096 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
22097 instrumented_version.
22099 2016-01-19 Richard Biener <rguenther@suse.de>
22101 PR tree-optimization/69336
22102 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
22103 handled components with get_ref_base_and_extent.
22104 (equal_mem_array_ref_p): Adjust.
22106 2016-01-19 Jakub Jelinek <jakub@redhat.com>
22109 * shrink-wrap.c: Include valtrack.h.
22110 (move_insn_for_shrink_wrap): Add DEBUG argument. If
22111 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
22112 in between insn and where it will be moved to. Call
22113 dead_debug_insert_temp.
22114 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
22115 first and dead_debug_local_finish at the end.
22116 For uses and defs bitmap, handle all regs in between REGNO and
22117 END_REGNO, not just the first one.
22119 2016-01-19 Richard Biener <rguenther@suse.de>
22121 PR tree-optimization/69352
22122 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
22123 (equal_mem_array_ref_p): Constrain size and max size properly.
22124 Compare the reverse flag.
22126 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
22128 * ira.c (ira): Update regstat data if we deleted insns.
22130 2016-01-19 Jakub Jelinek <jakub@redhat.com>
22132 PR rtl-optimization/68955
22133 PR rtl-optimization/64557
22134 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
22135 here. Fix up formatting.
22136 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
22138 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22141 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
22142 assume that the node has body.
22143 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
22146 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22148 * lto-streamer-out.c (lto_output): Do not stream instrumentation
22151 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22153 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
22154 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
22156 2016-01-19 Martin Jambor <mjambor@suse.cz>
22157 Martin Liska <mliska@suse.cz>
22158 Michael Matz <matz@suse.de>
22160 * Makefile.in (OBJS): Add new source files.
22161 (GTFILES): Add hsa.c.
22162 * common.opt (disable_hsa): New variable.
22163 (-Whsa): New warning.
22164 * config.in (ENABLE_HSA): New.
22165 * configure.ac: Treat hsa differently from other accelerators.
22166 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
22167 $enable_offloading.
22168 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
22169 * doc/install.texi (Configuration): Document --with-hsa-runtime,
22170 --with-hsa-runtime-include, --with-hsa-runtime-lib and
22171 --with-hsa-kmt-lib.
22172 * doc/invoke.texi (-Whsa): Document.
22173 (hsa-gen-debug-stores): Likewise.
22174 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
22175 to invoke offload compiler for hsa acclerator.
22176 * opts.c (common_handle_option): Determine whether HSA offloading
22177 should be performed.
22178 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
22179 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
22180 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
22181 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
22182 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
22183 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
22184 GF_OMP_FOR_KIND_GRID_LOOP.
22185 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
22186 (pp_gimple_stmt_1): Likewise.
22187 * gimple-walk.c (walk_gimple_stmt): Likewise.
22188 * gimple.c (gimple_build_omp_grid_body): New function.
22189 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
22190 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
22191 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
22192 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
22193 GF_OMP_TEAMS_GRID_PHONY.
22194 (gimple_statement_omp_single_layout): Updated comments.
22195 (gimple_build_omp_grid_body): New function.
22196 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
22197 (gimple_omp_for_grid_phony): New function.
22198 (gimple_omp_for_set_grid_phony): Likewise.
22199 (gimple_omp_parallel_grid_phony): Likewise.
22200 (gimple_omp_parallel_set_grid_phony): Likewise.
22201 (gimple_omp_teams_grid_phony): Likewise.
22202 (gimple_omp_teams_set_grid_phony): Likewise.
22203 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
22204 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
22205 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
22206 (BUILT_IN_GOMP_TARGET): Updated type.
22207 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
22208 (adjust_for_condition): New function.
22209 (get_omp_for_step_from_incr): Likewise.
22210 (extract_omp_for_data): Moved parts to adjust_for_condition and
22211 get_omp_for_step_from_incr.
22212 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
22213 (fixup_child_record_type): Bail out if receiver_decl is NULL.
22214 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
22215 (scan_omp_parallel): Do not create child functions for phony
22217 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
22218 (scan_omp_1_op): Checking assert we are not remapping to
22219 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
22220 (parallel_needs_hsa_kernel_p): New function.
22221 (expand_parallel_call): Register apprpriate parallel child
22222 functions as HSA kernels.
22223 (grid_launch_attributes_trees): New type.
22224 (grid_attr_trees): New variable.
22225 (grid_create_kernel_launch_attr_types): New function.
22226 (grid_insert_store_range_dim): Likewise.
22227 (grid_get_kernel_launch_attributes): Likewise.
22228 (get_target_argument_identifier_1): Likewise.
22229 (get_target_argument_identifier): Likewise.
22230 (get_target_argument_value): Likewise.
22231 (push_target_argument_according_to_value): Likewise.
22232 (get_target_arguments): Likewise.
22233 (expand_omp_target): Call get_target_arguments instead of looking
22234 up for teams and thread limit.
22235 (grid_expand_omp_for_loop): New function.
22236 (grid_arg_decl_map): New type.
22237 (grid_remap_kernel_arg_accesses): New function.
22238 (grid_expand_target_kernel_body): New function.
22239 (expand_omp): Call it.
22240 (lower_omp_for): Do not emit phony constructs.
22241 (lower_omp_taskreg): Do not emit phony constructs but create for them
22242 a temporary variable receiver_decl.
22243 (lower_omp_taskreg): Do not emit phony constructs.
22244 (lower_omp_teams): Likewise.
22245 (lower_omp_grid_body): New function.
22246 (lower_omp_1): Call it.
22247 (grid_reg_assignment_to_local_var_p): New function.
22248 (grid_seq_only_contains_local_assignments): Likewise.
22249 (grid_find_single_omp_among_assignments_1): Likewise.
22250 (grid_find_single_omp_among_assignments): Likewise.
22251 (grid_find_ungridifiable_statement): Likewise.
22252 (grid_target_follows_gridifiable_pattern): Likewise.
22253 (grid_remap_prebody_decls): Likewise.
22254 (grid_copy_leading_local_assignments): Likewise.
22255 (grid_process_kernel_body_copy): Likewise.
22256 (grid_attempt_target_gridification): Likewise.
22257 (grid_gridify_all_targets_stmt): Likewise.
22258 (grid_gridify_all_targets): Likewise.
22259 (execute_lower_omp): Call grid_gridify_all_targets.
22260 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
22261 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
22262 (tree_omp_clause): Added union field dimension.
22263 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
22264 * tree.c (omp_clause_num_ops): Added number of arguments of
22265 OMP_CLAUSE__GRIDDIM_.
22266 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
22267 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
22268 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
22269 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
22270 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
22271 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
22272 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
22273 * tree-pass.h (make_pass_gen_hsail): Declare.
22274 (make_pass_ipa_hsa): Likewise.
22275 * ipa-hsa.c: New file.
22276 * lto-section-in.c (lto_section_name): Add hsa section name.
22277 * lto-streamer.h (lto_section_type): Add hsa section.
22278 * timevar.def (TV_IPA_HSA): New.
22279 * hsa-brig-format.h: New file.
22280 * hsa-brig.c: New file.
22281 * hsa-dump.c: Likewise.
22282 * hsa-gen.c: Likewise.
22285 * toplev.c (compile_file): Call hsa_output_brig.
22286 * hsa-regalloc.c: New file.
22288 2016-01-18 Jeff Law <law@redhat.com>
22290 PR tree-optimization/69320
22291 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
22292 ranged object, do nothing if the RHS constant is not [0..1].
22293 (optimize_stmt): Comparing a boolean ranged object against a
22294 constant outside [0..1] results in a compile-time constant.
22296 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
22299 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
22301 * doc/invoke.texi (Invoking GCC): Add new section to menu.
22302 (Option Summary): Update to reflect new section and moved options.
22303 (C++ Dialect Options): Move -fstats to new section.
22304 (Debugging Options): Move all dump, statistics, and other GCC
22305 developer options to new section. Rewrite section introduction
22306 and re-order remaining options to put the more basic ones first.
22307 (Optimization Options): Move -fira-verbose and -flto-report* to
22309 (Developer Options): New section incorporating moved options.
22310 * doc/cppopts.texi (-dM): Update cross-reference.
22312 2016-01-18 Richard Henderson <rth@redhat.com>
22315 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
22316 operands to pseudo only if CSE is expected. Split long immediate
22317 operands only after reload, and for the stack pointer.
22318 (*add<GPI>3_pluslong): Remove.
22319 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
22320 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
22321 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
22322 (*add<GPI>3 peepholes): New.
22323 (*add<GPI>3 splitters): New.
22324 * config/aarch64/constraints.md (Upl): New.
22325 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
22327 2016-01-18 Richard Biener <rguenther@suse.de>
22329 PR tree-optimization/69297
22330 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
22332 (vect_bb_vectorization_profitable_p): Clear visited flag again.
22334 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
22336 PR middle-end/68542
22337 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
22338 of mixind vector and scalar types.
22339 (fold_relational_const): Add handling of vector
22340 comparison with boolean result.
22341 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
22342 comparison of vector operands with boolean result for EQ/NE only.
22343 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
22344 (verify_gimple_cond): Likewise.
22345 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
22348 2016-01-18 Joseph Myers <joseph@codesourcery.com>
22350 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
22353 2016-01-18 Richard Biener <rguenther@suse.de>
22355 PR middle-end/69308
22356 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
22358 2016-01-18 Tom de Vries <tom@codesourcery.com>
22360 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
22362 2016-01-18 Tom de Vries <tom@codesourcery.com>
22364 * omp-low.c (set_oacc_fn_attrib): Make extern.
22365 * omp-low.h (set_oacc_fn_attrib): Declare.
22366 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
22367 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
22368 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
22369 Add and handle function parameter oacc_kernels_p.
22370 (find_reduc_addr, get_omp_data_i_param): New function.
22371 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
22372 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
22373 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
22374 Calculate dominance info. Skip loops that are not in a kernels region
22375 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
22376 (pass_parallelize_loops::execute): Call parallelize_loops with
22377 oacc_kernels_p argument.
22378 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
22379 New member function.
22380 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
22381 * passes.def: Add argument to pass_parallelize_loops instantation.
22383 2016-01-18 Tom de Vries <tom@codesourcery.com>
22385 * tree-parloops.c (pass_parallelize_loops::execute): Allow
22386 pass_parallelize_loops to be run outside the loop pipeline.
22388 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
22390 * tree-scalar-evolution.c (follow_copies_to_constant): New.
22391 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
22393 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
22396 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
22397 using get_ref_base_and_extent.
22398 (equal_mem_array_ref_p): New.
22399 (hashable_expr_equal_p): Add call to previous.
22401 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
22404 * tree-sra.c (disqualified_constants, constant_decl_p): New.
22405 (sra_initialize): Allocate disqualified_constants.
22406 (sra_deinitialize): Free disqualified_constants.
22407 (disqualify_candidate): Update disqualified_constants when appropriate.
22408 (create_access): Scan for constant-pool entries as we go along.
22409 (scalarizable_type_p): Add check against type_contains_placeholder_p.
22410 (maybe_add_sra_candidate): Allow constant-pool entries.
22411 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
22412 (initialize_constant_pool_replacements): New.
22413 (sra_modify_assign): Avoid mangling assignments created by previous,
22414 and don't generate writes into constant pool.
22415 (sra_modify_function_body): Call initialize_constant_pool_replacements.
22417 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
22419 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
22420 andnot instruction.
22421 (scalar_chain::convert_op): Likewise.
22422 * config/i386/i386.md (*andndi3_doubleword): New.
22424 2016-01-18 Richard Biener <rguenther@suse.de>
22426 PR tree-optimization/69170
22427 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
22428 building a vector from scalar results of a pattern stmt.
22430 2016-01-18 Jakub Jelinek <jakub@redhat.com>
22432 * haifa-sched.c (autopref_multipass_init): Work around
22433 -Wmaybe-uninitialized warning.
22435 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
22437 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
22438 against the constant 0.
22440 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22442 PR tree-optimization/68799
22443 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
22444 look up phi candidates in the statement-candidate map.
22445 (phi_add_costs): Likewise.
22446 (record_phi_increments): Likewise.
22447 (phi_incr_cost): Likewise.
22448 (ncd_with_phi): Likewise.
22449 (all_phi_incrs_profitable): Likewise.
22451 2016-01-17 Jakub Jelinek <jakub@redhat.com>
22453 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
22454 -Wmaybe-uninitialized warning.
22456 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
22458 * doc/invoke.texi (Invoking GCC): Add new section to menu.
22459 (Option Summary): Update to reflect new section and moved options.
22460 (C++ Dialect Options): Move -fvtable-verify and related options.
22461 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
22462 and profiling-related options.
22463 (Optimization Options): Move profile generation options and
22464 -fstack-protector and related options.
22465 (Instrumentation Options): New section incorporating moved options.
22466 (Code Generation Options): Move -finstrument-functions and
22467 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
22469 2016-01-16 Tom de Vries <tom@codesourcery.com>
22471 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
22473 2016-01-16 Tom de Vries <tom@codesourcery.com>
22475 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
22477 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
22479 * hash-table.h (hash_table::empty): Turn into an inline wrapper
22480 that checks whether the table is already empty. Rename the
22481 original implementation to...
22482 (hash_table::empty_slot): ...this new private function.
22484 2016-01-15 David Malcolm <dmalcolm@redhat.com>
22486 PR diagnostic/68899
22487 * diagnostic-show-locus.c (layout::print_source_line): Move x
22488 offset of line until after call to
22489 get_line_width_without_trailing_whitespace.
22491 2016-01-15 Jeff Law <law@redhat.com>
22493 PR tree-optimization/69270
22494 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
22495 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
22496 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
22497 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
22498 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22499 ssa_name_has_boolean_range and constant_boolean_node.
22501 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
22503 PR rtl-optimization/69030
22504 * lra-spills.c (remove_pseudos): Check nrefs and make the function
22506 (spill_pseudos): Delete debug insn for dead pseudo.
22507 (lra_spill): Initiate spill_hard_reg and slots memory separately.
22509 2016-01-15 Jiong Wang <jiong.wang@arm.com>
22511 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
22513 (TYPES_UNOPUS): Likewise.
22514 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
22515 builtin type, from UNOP to UNOPUS.
22516 (lbtruncuv4sf): Likewise.
22517 (lbtruncuv2df): Likewise.
22518 (lrounduv2sf): Likewise.
22519 (lrounduv4sf): Likewise.
22520 (lrounduv2df): Likewise.
22521 (lroundusf): Likewise.
22522 (lroundusf): Likewise.
22523 (lceiluv2sf): Likewise.
22524 (lceiluv4sf): Likewise.
22525 (lceiluv2df): Likewise.
22526 (lceilusf): Likewise.
22527 (lceiludf): Likewise.
22528 (lflooruv2sf): Likewise.
22529 (lflooruv4sf): Likewise.
22530 (lflooruv2df): Likewise.
22531 (lfloorusf): Likewise.
22532 (lfloorudf): Likewise.
22533 (lfrintnuv2sf): Likewise.
22534 (lfrintnuv4sf): Likewise.
22535 (lfrintnuv2df): Likewise.
22536 (lfrintnusf): Likewise.
22537 (lfrintnudf): Likewise.
22538 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
22540 (vcvtq_u32_f32): Likewise.
22541 (vcvtq_u64_f64): Likewise.
22542 (vcvta_u32_f32): Likewise.
22543 (vcvtaq_u32_f32): Likewise.
22544 (vcvtaq_u64_f64): Likewise.
22545 (vcvtm_u32_f32): Likewise.
22546 (vcvtmq_u32_f32): Likewise.
22547 (vcvtmq_u64_f64): Likewise.
22548 (vcvtn_u32_f32): Likwise.
22549 (vcvtnq_u32_f32): Likewise.
22550 (vcvtnq_u64_f64): Likewise.
22551 (vcvtp_u32_f32): Likewise.
22552 (vcvtpq_u32_f32): Likewise.
22553 (vcvtpq_u64_f64): Likewise.
22554 (vcvtmd_u64_f64): Likewise.
22555 (vcvtms_u32_f32): Likewise.
22556 (vcvtad_u64_f64): Likewise.
22557 (vcvtas_u32_f32): Likewise.
22558 (vcvtnd_u64_f64): Likewise.
22559 (vcvtns_u32_f32): Likewise.
22560 (vcvtpd_u64_f64): Likewise.
22561 (vcvtps_u32_f32): Likewise.
22563 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22565 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
22566 CSEL of zero_extended registers.
22568 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22570 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
22571 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
22573 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22575 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
22576 false when argument string is not found in the attributes table
22579 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
22582 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
22583 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
22584 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
22585 precision estimate.
22587 2016-01-15 Richard Biener <rguenther@suse.de>
22589 PR tree-optimization/66856
22590 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
22591 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
22592 (vect_create_new_slp_node): Increment stmt reference count.
22593 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
22594 an SLP tree before swapping operands.
22595 (vect_build_slp_tree): Likewise.
22596 (destroy_bb_vec_info): Free stmt info after SLP instances.
22597 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
22598 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
22599 (STMT_VINFO_NUM_SLP_USES): New macro.
22601 2016-01-15 Richard Biener <rguenther@suse.de>
22604 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
22605 (add_linkage_name): ... here.
22606 (gen_typedef_die): Use add_linkage_name_raw instead of
22607 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
22610 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
22612 * gimplify.c (oacc_default_clause): Decode reference and pointer
22613 types for both kernels and parallel regions.
22615 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
22617 PR middle-end/69246
22618 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
22620 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
22622 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
22623 (convert_scalars_to_vector): Likewise.
22625 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
22627 * doc/extend.texi (Type Traits): Fix grammar.
22629 2016-01-15 Martin Jambor <mjambor@suse.cz>
22631 * tree-inline.c (remap_decl): Use existing dclarations if
22632 remapping a type and prevent_decl_creation_for_types.
22633 (replace_locals_stmt): Do an initial remapping of non-VLA typed
22634 decls first. Do real remapping with
22635 prevent_decl_creation_for_types set.
22636 * tree-inline.h (copy_body_data): New field
22637 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
22640 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
22642 * config/s390/s390.opt (mmvcle): More verbose help text.
22644 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
22646 * config/s390/s390.opt: Add period to -mzvector option text.
22648 2016-01-15 Richard Biener <rguenther@suse.de>
22650 PR tree-optimization/68961
22651 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
22652 of invariants in stores again.
22654 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
22656 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
22658 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
22660 * config/i386/i386.c (ix86_expand_branch): Don't split
22661 DI mode xor instruction to SI mode.
22663 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
22666 * ipa-icf.c (sem_function::merge): Virtual functions may become
22667 reachable even if they address is not taken and there are no
22670 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
22672 * lto-streamer-out.c (subtract_estimated_size): New function.
22673 (get_symbol_initial_value): Use it.
22675 2016-01-15 Christian Bruel <christian.bruel@st.com>
22678 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
22679 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
22680 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
22681 use add_builtin_function_ext_scope instead of add_builtin_function.
22682 (neon_set_p, neon_crypto_set_p): Remove.
22683 (arm_init_builtins): Always call arm_init_neon_builtins and
22684 arm_init_crypto_builtins.
22685 (arm_expand_builtin): Check that builtins are allowed for the arch.
22686 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
22687 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
22688 arm_init_neon_builtins call.
22690 2016-01-15 Richard Biener <rguenther@suse.de>
22692 PR tree-optimization/69117
22693 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
22694 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
22695 of the leader conservatively.
22696 (free_scc_vn): Restore original SSA name infos.
22698 2016-01-14 Jeff Law <law@redhat.com>
22700 PR tree-optimization/69270
22701 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
22702 single bit of precision, verify it's also unsigned.
22703 (record_edge_info): Use constant_boolean_node rather than fold_convert
22704 to convert boolean_true/boolean_false to the right type.
22706 2016-01-14 Richard Henderson <rth@redhat.com>
22709 * loop-doloop.c (record_reg_sets): New.
22710 (doloop_optimize): Reject the transform if the sequence
22711 clobbers registers live at the end of the loop block.
22712 (doloop_optimize_loops): Enable df_live if needed.
22714 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
22716 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
22717 * config/rs6000/rs6000.c: Likewise.
22718 * config/rs6000/rs6000.h: Likewise.
22719 * config/rs6000/rs6000.md: Likewise.
22720 * doc/extend.texi: Likewsie.
22722 2016-01-14 Jeff Law <law@redhat.com>
22724 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
22727 2016-01-14 Richard Henderson <rth@redhat.com>
22731 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
22732 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
22733 instead of builtin_decl_declared_p to test for declaration.
22735 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
22737 * doc/loop.texi (Loop Analysis and Representation): Document
22738 loop_depth function.
22740 2016-01-14 Tom de Vries <tom@codesourcery.com>
22742 PR tree-optimization/68773
22743 * omp-low.c (expand_omp_target): Don't set force_output.
22744 * varpool.c (varpool_node::get_create): Same.
22745 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
22746 offload_funcs with force_output.
22748 2016-01-14 Jakub Jelinek <jakub@redhat.com>
22751 * lra-eliminations.c (move_plus_up): Don't change anything if either
22752 the outer or inner subreg mode is not MODE_INT.
22753 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
22754 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
22756 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
22758 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
22759 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
22760 reduc_uplus_@var{m}): Remove.
22761 * expr.c (expand_expr_real_2): Remove expansion path for
22762 reduc_[us](min|max|plus) optabs.
22763 * optabs-tree.c (scalar_reduc_to_vector): Remove.
22764 * optabs-tree.h (scalar_reduc_to_vector): Remove.
22765 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
22766 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
22767 * tree-vect-loop.c (vectorizable_reduction): Remove test for
22768 reduc_[us](min|max|plus) optabs.
22770 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
22772 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
22773 (reduc_plus_scal_v2sf): New.
22774 (reduc_smax_v2sf): Rename to...
22775 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
22776 (reduc_smin_v2sf): Rename to...
22777 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
22779 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
22781 * alias.c (compare_base_symbol_refs): New function.
22782 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
22785 2016-01-14 Jakub Jelinek <jakub@redhat.com>
22787 PR middle-end/68146
22788 PR tree-optimization/69155
22789 * tree-complex.c: Include cfganal.h.
22790 (phis_to_revisit): New variable.
22791 (extract_component): Add phiarg_p argument. Assert that returned
22792 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
22793 (update_phi_components): Partly rewrite to use loop over real/imag
22794 components instead of code duplication. If extract_component returns
22795 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
22796 create_tmp_reg into the PHI node instead, and mention the phi triplet
22797 in phis_to_revisit.
22798 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
22799 in phis_to_revisit at the end.
22801 2016-01-14 Richard Biener <rguenther@suse.de>
22803 PR tree-optimization/68060
22804 * tree-vect-loop.c (vect_is_simple_reduction): Check the
22805 outer loop reduction is only used in the inner loop before
22806 detecting a double reduction.
22808 2016-01-14 Jakub Jelinek <jakub@redhat.com>
22811 * combine.c (expand_field_assignment): Punt if compute_mode is
22812 unsupported scalar mode.
22814 2016-01-14 Richard Biener <rguenther@suse.de>
22816 PR tree-optimization/66856
22817 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
22818 SLP node only if it built successfully.
22819 (vect_analyze_slp_instance): Adjust.
22821 2016-01-14 Jeff Law <law@redhat.com>
22823 PR tree-optimization/69270
22824 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
22825 (record_edge_info): Use it. Convert boolean_{true,false}_node
22826 to the type of op0.
22828 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
22831 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
22832 use block_ultimate_origin
22833 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
22835 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
22837 * doc/invoke.texi (Submodel Options): Rename section to
22838 "Machine-Dependent Options" to better reflect its content.
22839 Rewrite introductory text to remove archaic CPU names.
22842 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
22844 * doc/invoke.texi (Code Gen Options): Move section up in file,
22845 before target-specific options. Update menu and option summary
22846 to reflect the new section ordering.
22848 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
22850 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
22851 (C++ Dialect Options): Add cross-reference to -std option.
22852 * doc/standards.texi (C++ Language): Document C++14 support.
22854 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
22856 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
22857 for pack/unpack functions for __ibm128.
22858 (PACK_IF): Likewise.
22859 (UNPACK_IF): Likewise.
22861 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
22862 support for __ibm128 pack/unpack functions.
22863 (rs6000_invalid_builtin): Likewise.
22864 (rs6000_init_builtins): Likewise.
22865 (rs6000_opt_masks): Likewise.
22867 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
22868 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
22870 (RS6000_BTM_COMMON): Likewise.
22872 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
22873 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
22874 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
22875 128-bit floating point. Add support for the double values to be
22876 in Altivec registers for TF/IF packing and unpacking, but restrict
22877 TD packing sub-fields to be FPR registers. Don't allow overlapped
22878 register support for packing. Allow pack inputs to be memory
22879 locations. Don't build generator functions for unpack<mode>_dm
22880 and unpack<mode>_nodm.
22881 (unpack<mode>_dm): Likewise.
22882 (unpack<mode>_nodm): Likewise.
22883 (pack<mode>): Likewise.
22885 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
22886 built-in functions to pack/unpack explicit __ibm128 values.
22887 (__builtin_unpack_ibm128): Likewise.
22889 * doc/extend.texi (PowerPC Built-in Functions): Document
22890 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
22892 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
22895 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
22896 Add new arg loc and pass it down as context.
22897 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
22898 to the location to use for the warning.
22899 (check_function_arguments): New arg loc. All callers changed. Pass
22900 it to check_function_nonnull.
22901 * c-common.h (check_function_arguments): Adjust declaration.
22903 2016-01-13 Jakub Jelinek <jakub@redhat.com>
22905 PR tree-optimization/69156
22906 * gimple.c (validate_type): Removed.
22907 (gimple_builtin_call_types_compatible_p): Use
22908 useless_type_conversion_p instead of validate_type.
22909 * value-prof.c (gimple_stringop_fixed_value): Fold
22910 icall_size to correct type.
22912 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
22914 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
22917 2016-01-13 Richard Henderson <rth@redhat.com>
22920 * target.def (builtin_tm_load, builtin_tm_store): Remove.
22921 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
22922 (ix86_builtin_tm_store): Remove.
22923 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
22924 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
22925 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
22926 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
22927 * doc/tm.texi: Rebuild.
22929 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
22930 (BUILT_IN_TM_MEMCPY_RTWN): New.
22931 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
22932 fallback from vector to integer helpers.
22933 (build_tm_load): Handle vector types directly, instead of
22935 (build_tm_store): Likewise.
22936 (expand_assign_tm): Prepare for register types not handled by
22937 the above. Copy them to memory and use memcpy.
22938 * tree.c (tm_define_builtin): New.
22939 (find_tm_vector_type): New.
22940 (build_tm_vector_builtins): New.
22941 (build_common_builtin_nodes): Call it.
22943 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
22945 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
22946 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
22948 2016-01-13 Tom de Vries <tom@codesourcery.com>
22950 PR tree-optimization/69169
22951 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
22952 handled_struct_type param.
22953 (create_variable_info_for, intra_create_variable_infos): Call
22954 create_variable_info_for_1 with extra arg.
22956 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
22958 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
22959 and "armv8.1-a+crc" entries.
22961 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
22964 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
22965 Change first operand predicate from register_or_constm1_operand
22966 to register_operand.
22967 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
22968 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
22969 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
22970 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
22971 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
22972 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
22973 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
22974 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
22975 comparison with constm1_rtx from vec_prefetch_gen part.
22977 2016-01-13 Richard Biener <rguenther@suse.de>
22979 PR tree-optimization/69013
22980 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
22981 Exchange assert for a test.
22983 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22986 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
22988 2016-01-13 Richard Biener <rguenther@suse.de>
22990 PR tree-optimization/69242
22991 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
22992 assert with a check.
22994 2016-01-13 Richard Biener <rguenther@suse.de>
22996 PR tree-optimization/69186
22997 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
22998 Properly guard vect_update_misalignment_for_peel call.
23000 2016-01-12 Jeff Law <law@redhat.com>
23002 PR tree-optimization/pr67755
23003 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
23004 "need_profile_correction".
23005 (thread_block_1): Initialize new field to false by default. If we
23006 have multiple thread paths through a common joiner to different
23007 final targets, then set new field to true.
23008 (compute_path_counts): Only do count adjustment when it's really
23011 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
23013 * doc/invoke.texi (Spec Files): Move section down in file, past
23014 all command-line option descriptions.
23016 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23018 PR middle-end/54809
23019 * doc/gty.texi: Remove documentation of mark_hook.
23020 * gengtype.c (struct write_types_data): Remove code to support
23021 mark_hook attribute.
23022 (walk_type): Likewise.
23023 (write_func_for_structure): Likewise.
23025 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
23027 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
23028 Directory Options, and -specs= to Overall Options.
23029 (Overall Options): Adjust similarly. Reorder to group related
23030 options together. Make -specs= cross-reference the spec file details.
23031 (Directory Options): Adjust similarly.
23033 2016-01-12 Jeff Law <law@redhat.com>
23035 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
23037 2016-01-12 Olivier Hainque <hainque@adacore.com>
23039 * gcc.c (spec_undefvar_allowed): New global.
23040 (process_command): Set to true when running for --version or --help,
23042 (getenv_spec_function): When the variable is not defined, use the
23043 variable name as the variable value if we're allowed not to issue
23046 2016-01-12 Bin Cheng <bin.cheng@arm.com>
23048 PR tree-optimization/68911
23049 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
23050 information computed for expression "init + nit * step".
23052 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
23054 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
23055 about name of GCC executable. Remove deleted node from menu.
23056 (Directory Options) <-B>: Remove cross-reference to deleted node.
23057 (Target Options): Delete section.
23059 2016-01-12 Christian Bruel <christian.bruel@st.com>
23062 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
23063 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
23065 2016-01-12 Jakub Jelinek <jakub@redhat.com>
23068 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
23069 aligned_mem is properly set for AVX512-VL floating point masked
23073 * ifcvt.c (cond_exec_process_if_block): When removing the last
23074 insn from then_bb, remove also any possible barriers that follow it.
23076 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
23080 * config/i386/iamcu.h (SIZE_TYPE): New macro.
23081 (PTRDIFF_TYPE): Likewise.
23082 (WCHAR_TYPE): Likewise.
23083 (WCHAR_TYPE_SIZE): Likewise.
23084 (STDINT_LONG32): Likewise.
23086 2016-01-12 Richard Biener <rguenther@suse.de>
23088 PR tree-optimization/69053
23089 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
23090 convert initial value for cond reductions.
23092 2016-01-12 Richard Biener <rguenther@suse.de>
23094 PR tree-optimization/69007
23095 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
23096 widen_sum after dot_prod and sad.
23098 2016-01-12 Richard Biener <rguenther@suse.de>
23100 PR tree-optimization/69168
23101 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
23102 pattern stmt SLP type.
23103 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
23104 end up unused so cope with that case.
23106 2016-01-12 Richard Biener <rguenther@suse.de>
23108 PR tree-optimization/69157
23109 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
23110 stmts def type only during analyze phase.
23111 (vectorizable_call): Likewise.
23112 (vectorizable_simd_clone_call): Likewise.
23113 (vectorizable_conversion): Likewise.
23114 (vectorizable_assignment): Likewise.
23115 (vectorizable_shift): Likewise.
23116 (vectorizable_operation): Likewise.
23117 (vectorizable_store): Likewise.
23118 (vectorizable_load): Likewise.
23120 2016-01-12 Richard Biener <rguenther@suse.de>
23122 PR tree-optimization/69174
23123 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
23125 (vectorizable_load): Properly compute the number of loads needed
23126 for permuted strided SLP loads and do not spuriously assign
23127 to SLP_TREE_VEC_STMTS.
23129 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
23131 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
23132 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
23133 (MD_EXEC_PREFIX): Remove.
23134 (MD_STARTFILE_PREFIX) Removee.
23135 (FILE_NAME_ABSOLUTE_P): Remove.
23136 (CPP_SPEC): Do not read macros from sys/version.h.
23137 (LINK_COMMAND_SPEC): Remove.
23138 (LOCAL_INCLUDE_DIR): Remove.
23139 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
23140 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
23141 (POST_LINK_SPEC): Define to invoke stubify after linker
23142 (LIBSTDCXX): Remove define
23143 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
23144 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
23145 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
23146 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
23147 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
23148 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
23149 (i386_djgpp_asm_named_section): Add propotype of new procedure
23151 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
23152 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
23153 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
23154 in config/i386/djgpp.h).
23155 (STANDARD_STARTFILE_PREFIX_2): Define identical to
23156 STANDARD_STARTFILE_PREFIX_1.
23157 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
23158 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
23159 installation errors.
23160 (MAX_OFILE_ALIGNMENT): Define to 128.
23161 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
23163 * config/i386/djgpp.c: New file. Add implementation of
23164 i386_djgpp_asm_named_section.
23166 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
23168 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
23169 Add rule for building djgpp.o.
23171 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23173 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
23174 (rtx_is_swappable_p): Reductions are swappable.
23175 (insn_is_swappable_p): V2DF reductions are swappable.
23177 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
23179 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
23180 reloads for other unsupported memory operands.
23182 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23183 Jim Wilson <jim.wilson@linaro.org>
23186 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
23187 copy_to_mode_reg instead of force_reg.
23189 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
23192 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
23193 TARGET_80387 is true.
23195 2016-01-11 Jakub Jelinek <jakub@redhat.com>
23198 * lra-eliminations.c (move_plus_up): Only move plus up
23199 if subreg of the constant can be simplified into constant
23200 and use the simplified subreg of the constant instead of
23201 the original constant.
23203 * fold-const.c (fold_convertible_p): Don't return true
23204 for conversion of VECTOR_TYPE to same sized integral type.
23205 (fold_convert_loc): Fix up formatting. Fold conversion of
23206 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
23207 instead of NOP_EXPR.
23209 PR tree-optimization/69214
23210 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
23211 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
23214 PR tree-optimization/69207
23215 * tree-vect-slp.c (vect_get_constant_vectors): For
23216 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
23217 fold_convertible_p to vector_type's element type, and always
23218 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
23220 2016-01-11 Richard Biener <rguenther@suse.de>
23222 PR tree-optimization/69173
23223 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
23224 fixup the cycle if all stmts are in a pattern.
23226 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
23228 PR middle-end/68999
23229 * alias.c (base_alias_check): Move check for addresses with
23230 alignment ANDs before the call for compare_base_decls.
23231 (memrefs_conflict_p): Return -1 for different decls
23232 that went through alignment adjustments.
23234 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23236 PR rtl-optimization/68796
23237 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
23238 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
23239 and QImode comparisons against zero with CC_NZmode.
23240 * config/aarch64/iterators.md (short_mask): New mode_attr.
23242 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
23244 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
23245 (<avx512>_store<mode>_mask): Likewise.
23247 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
23248 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23250 PR rtl-optimization/68841
23251 * ifcvt.c (struct noce_if_info): Add orig_x field.
23252 (bbs_ok_for_cmove_arith): Add to_rename parameter.
23253 Don't record conflicts on to_rename if it's present.
23254 Allow memory destinations in sets.
23255 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
23256 blocks, passing orig_x to the checks.
23257 (noce_process_if_block): Set if_info->orig_x appropriately.
23259 2016-01-11 Tom de Vries <tom@codesourcery.com>
23261 PR tree-optimization/69069
23262 * tree-parloops.c (create_parallel_loop): Add missing phi args.
23264 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
23266 PR rtl-optimization/68920
23267 * config/i386/i386.c (ix86_option_override_internal): Restrict number
23268 of conditional moves for RTL if-conversion to 1 for
23269 TARGET_ONE_IF_CONV_INSN.
23270 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
23271 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
23272 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
23273 parameter to restirct number of conditional moves for
23275 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
23276 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
23279 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
23282 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
23283 onepart vars. Fix typo in comment. Fix reversed condition in
23285 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
23288 * var-tracking.c (dump_onepart_variable_differences): New.
23289 (dataflow_set_different): If a detailed dump is requested,
23290 delay early returns and dump differences between onepart
23291 variables present before and after, and added variables.
23293 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
23296 * expr.c (expand_expr_real_1): For boolean vector constants
23297 with a scalar mode use const_scalar_mask_from_tree.
23298 (const_scalar_mask_from_tree): New.
23299 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
23300 assigned to a mask type to handle constants.
23302 2016-01-11 Martin Jambor <mjambor@suse.cz>
23305 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
23306 useless parameters if we cannot change function signature.
23308 2016-01-11 Martin Jambor <mjambor@suse.cz>
23311 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
23314 2016-01-11 Tom de Vries <tom@codesourcery.com>
23316 PR tree-optimization/69109
23317 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
23320 2016-01-11 Tom de Vries <tom@codesourcery.com>
23322 PR tree-optimization/69108
23323 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
23324 res is not used in a phi.
23326 2016-01-11 Yury Gribov <y.gribov@samsung.com>
23329 * common.opt (frandom-seed): Fix parameter name.
23330 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
23332 2016-01-11 Tom de Vries <tom@codesourcery.com>
23334 PR tree-optimization/69058
23335 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
23338 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
23340 * config/arc/arc.opt (mdiv-rem): Add period to the end.
23341 (mcode-density): Likewise.
23343 2016-01-10 Tom de Vries <tom@codesourcery.com>
23345 PR tree-optimization/69062
23346 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
23347 (parallelize_loops): Don't paralelize loop that has phi with address
23350 2016-01-10 Tom de Vries <tom@codesourcery.com>
23352 PR tree-optimization/69039
23353 * tree-parloops.c (try_create_reduction_list): Only allow single exit
23356 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
23358 PR middle-end/68743
23359 * match.pd: Require target has function_c99_misc before doing
23360 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
23362 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
23364 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
23366 * configure: Regenerate.
23368 2016-01-09 Jakub Jelinek <jakub@redhat.com>
23370 PR middle-end/50865
23371 PR tree-optimization/69097
23372 * fold-const.h (expr_not_equal_to): New prototype.
23373 * fold-const.c: Include stringpool.h and tree-ssanames.h.
23374 (expr_not_equal_to): New function.
23375 * match.pd (X % -Y is the same as X % Y): Don't optimize
23376 unless X is known not to be equal to minimum or Y is known
23377 not to be equal to -1.
23378 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
23379 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
23380 (simplify_stmt_using_ranges): Adjust caller.
23381 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
23382 substitute_and_fold.
23384 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
23386 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
23389 2016-01-08 Jakub Jelinek <jakub@redhat.com>
23391 PR tree-optimization/69167
23392 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
23393 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
23395 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
23397 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
23398 Richard Biener <rguenther@suse.de>
23400 PR tree-optimization/68707
23401 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
23402 instances that can be handled via vect_load_lanes.
23404 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
23406 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
23407 if we can't determine address equivalence.
23408 * alias.c (compare_base_decl): Update for changed return value of
23409 symtab_node::equal_address_to.
23411 2016-01-08 Jason Merrill <jason@redhat.com>
23415 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
23416 * expr.c (store_field): Not here.
23417 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
23418 call with TREE_ADDRESSABLE type.
23419 * tree-cfg.c (verify_gimple_call): Adjust.
23421 2016-01-08 Olivier Hainque <hainque@adacore.com>
23423 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
23426 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
23428 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
23429 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
23430 (reduc_smin_v2sf): Rename to...
23431 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
23432 (reduc_splus_v2sf): Rename to...
23433 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
23435 2016-01-08 Jakub Jelinek <jakub@redhat.com>
23437 PR tree-optimization/69162
23438 * gimplify.c (gimplify_va_arg_expr): Encode original type of
23439 valist argument in another argument.
23440 (gimplify_modify_expr): Adjust for the above change. Cleanup.
23441 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
23442 to determine the va_list type, build a MEM_REF instead of
23443 build_fold_indirect_ref.
23445 PR tree-optimization/69172
23446 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
23449 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
23451 PR tree-optimization/67781
23452 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
23453 and cmpnop in two steps: first the ones not accessed in original
23454 gimple expression in a endian independent way and then the ones not
23455 accessed in the final result in an endian-specific way.
23457 2016-01-08 Jakub Jelinek <jakub@redhat.com>
23459 PR tree-optimization/69083
23460 * tree-vect-slp.c (vect_get_constant_vectors): For
23461 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
23462 element type. If op is fold_convertible_p to vector_type's element
23463 type, use NOP_EXPR instead of VCE.
23465 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
23467 PR rtl-optimization/67778
23468 PR rtl-optimization/68634
23469 PR rtl-optimization/68909
23470 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
23471 block from the stack until done with it. Remove a superfluous
23472 bitmap set. Remove a superfluous bitmap test.
23474 2016-01-07 Martin Sebor <msebor@redhat.com>
23477 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
23478 constraint on the type of arguments.
23480 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
23482 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
23483 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
23484 unaligned_access on the gcc_options set.
23485 * config/arm/arm.c (arm_option_override_internal): Use
23486 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
23488 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
23491 * config/i386/i386.c (ix86_frame_pointer_required): Enable
23492 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
23494 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
23497 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
23500 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
23501 depending on frame_pointer_needed before remaining integer and SSE
23502 registers are saved.
23504 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
23507 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
23509 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
23512 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
23513 Use the "xBm" constraint.
23514 (float<sseintvecmodelower><mode>2<mask_name><round_name):
23516 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
23517 (sse_cvtsi2ssq<round_name>): Likewise.
23518 (sse_cvtss2si<round_name>): Likewise.
23519 (sse_cvtss2siq<round_name>): Likewise.
23520 (sse2_cvtsi2sdq<round_name>): Likewise.
23521 (sse2_cvtsd2si<round_name>): Likewise.
23522 (sse2_cvtsd2siq<round_name>): Likewise.
23523 * config/i386/subst.md (round_nimm_scalar_predicate): New
23526 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
23528 PR middle-end/67639
23529 * varasm.c (make_decl_rtl): Mark invalid register vars as
23532 PR rtl-optimization/66206
23533 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
23534 All callers changed.
23536 2016-01-07 Jakub Jelinek <jakub@redhat.com>
23538 PR tree-optimization/69141
23539 * tree-ssa-pre.c: Include langhooks.h.
23540 (eliminate_dom_walker::before_dom_children): Use
23541 lang_hooks.decl_printable_name instead of
23542 cgraph_node::get ()->name ().
23544 PR middle-end/68960
23545 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
23546 it and DECL_ALIGN too.
23548 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
23550 * config/mips/mips-ftypes.def: Sort to lexicographical order.
23552 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
23555 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
23556 depending on frame_pointer_needed before remaining integer and SSE
23557 registers are saved.
23559 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23561 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
23562 mode iterator with VSX_M2.
23563 (*p9_vecstore_<mode>): Likewise.
23564 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
23565 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
23566 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
23567 (define_split for VSX_LE128 stores): Likewise.
23568 (define_peephole2 for TImode LE swaps): Likewise.
23569 (define_split for VSX_LE128 post-reload stores): Likewise.
23571 2016-01-06 Marek Polacek <polacek@redhat.com>
23574 * convert.c (convert_to_integer_1): Adjust call to
23575 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
23576 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
23577 EXPR instead of ARG.
23578 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
23580 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
23583 * doc/extend.texi (RL78 Variable Attributes): New section.
23585 2016-01-05 Marek Polacek <polacek@redhat.com>
23588 * builtins.c (get_memmodel): Use expansion point location rather than
23589 the input location. Call warning_at rather than warning.
23590 (expand_builtin_atomic_compare_exchange): Likewise.
23591 (expand_builtin_atomic_load): Likewise.
23592 (expand_builtin_atomic_store): Likewise.
23593 (expand_builtin_atomic_clear): Likewise.
23595 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
23598 * config/i386/i386.c (ix86_expand_vector_logical_operator):
23599 Replace nonimmediate_operand with vector_operand.
23600 * config/i386/predicates.md (vector_operand): New predicate.
23601 (general_vector_operand): Replace nonimmediate_operand with
23603 * config/i386/sse.md: Replace nonimmediate_operand with
23604 vector_operand and m constraint with Bm constraint on SSE
23605 patterns with 16-byte memory operand.
23606 * config/i386/subst.md (round_nimm_predicate): Replace
23607 nonimmediate_operand with vector_operand.
23608 (round_saeonly_nimm_predicate): Likewise.
23609 (round_saeonly_nimm_scalar_predicate): New.
23611 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
23614 * config/i386/constraints.md (Bm): New constraint.
23615 * config/i386/predicates.md (vector_memory_operand): New
23617 * config/i386/sse.md: Replace xm with xBm in plusminus and
23618 any_logic patterns.
23620 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
23623 * doc/extend.texi (V850 Function Attributes): New section.
23624 (V850 Variable Attributes): New section.
23626 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
23629 * doc/extend.texi (MicroBlaze Function Attributes): Document
23630 interrupt_handler and fast_interrupt attributes.
23632 2016-01-05 Sergei Trofimovich <siarheit@google.com>
23635 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
23636 for local symbolic operands.
23637 * config/ia64/predicates.md (local_symbolic_operand64): New
23640 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23642 PR rtl-optimization/68651
23643 * combine.c (combine_simplify_rtx): Canonicalize x + x into
23646 2016-01-05 Nathan Sidwell <nathan@acm.org>
23648 * alias.c (compare_base_decls): Use symtab_node::get.
23650 2016-01-05 Nick Clifton <nickc@redhat.com>
23653 * ira-costs.c (copy_cost): Initialise the t_icode field of the
23654 secondary_reload_info structure.
23657 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
23658 decls if weak support is available.
23660 2016-01-04 Martin Sebor <msebor@redhat.com>
23662 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
23664 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
23666 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
23667 OPTION_MASK_P9_DFORM.
23669 * config/rs6000/constraints.md (wo constraint): New constraint for
23672 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
23674 (rs6000_init_hard_regno_mode_ok): Likewise.
23676 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
23679 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
23680 expanders not to have constraints. Add support for ISA 3.0 xxperm
23681 instruction. Add support for fusing xxlor with xxperm.
23682 (altivec_vperm_<mode>_internal): Likewise.
23683 (altivec_vperm_v8hiv16qi): Likewise.
23684 (altivec_vperm_<mode>v16q): Likewise.
23685 (altivec_vperm_<mode>_uns): Likewise.
23686 (vperm_v8hiv4si): Likewise.
23687 (vperm_v16qiv8hi): Likewise.
23689 * doc/md.texi (RS/6000 constraints): Document wo constraint.
23691 2016-01-04 Jakub Jelinek <jakub@redhat.com>
23693 Update copyright years.
23695 * gcc.c (process_command): Update copyright notice dates.
23696 * gcov-dump.c (print_version): Ditto.
23697 * gcov.c (print_version): Ditto.
23698 * gcov-tool.c (print_version): Ditto.
23699 * gengtype.c (create_file): Ditto.
23700 * doc/cpp.texi: Bump @copying's copyright year.
23701 * doc/cppinternals.texi: Ditto.
23702 * doc/gcc.texi: Ditto.
23703 * doc/gccint.texi: Ditto.
23704 * doc/gcov.texi: Ditto.
23705 * doc/install.texi: Ditto.
23706 * doc/invoke.texi: Ditto.
23708 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
23710 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
23711 modes larger than TImode as TImode if NEON is not enabled.
23713 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
23716 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
23717 mode for %f0-%f31 only if TARGET_FPU.
23719 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
23722 * config/sparc/sparc.c (scan_record_type): Take into account subfields
23723 to compute the PACKED_P predicate.
23724 (function_arg_record_value): Minor tweaks.
23726 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
23728 * doc/install.texi (--with-multilib-list): Describe the meaning of the
23729 option for arm*-*-* targets.
23731 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
23733 * doc/extend.texi (Common Function Attributes): Move docs for
23734 MSP430-specific attributes to....
23735 (MSP430 Function Attributes): ...here. Delete the redundant
23736 entries and copy-edit the remaining text.
23737 (MSP430 Variable Attributes): Use uniform format for index
23738 entries and add a cross-reference to the corresponding function
23741 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
23743 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
23745 (x86 Options): Likewise.
23747 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
23751 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
23752 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
23753 to corresponding attribute.
23755 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
23757 * doc/extend.texi (Common Function Attributes) <noplt>: Move
23758 to correct alphabetization of table. Copy-edit and correct
23760 <stack_protect>: Likewise.
23761 <target_clones>: Likewise.
23763 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
23764 Correct punctuation.
23765 (Code Gen Options) <-fno-plt>: Copy-edit.
23767 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
23770 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
23771 SI values. Explicitly convert SI to DI and vice-versa.
23773 2016-01-01 Jakub Jelinek <jakub@redhat.com>
23775 PR tree-optimization/69070
23776 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
23777 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
23780 * ubsan.c (ubsan_instrument_float_cast): Call
23781 initialize_sanitizer_builtins.
23784 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
23786 Copyright (C) 2016 Free Software Foundation, Inc.
23788 Copying and distribution of this file, with or without modification,
23789 are permitted in any medium without royalty provided the copyright
23790 notice and this notice are preserved.