| blob | b4495d868c2f02471ba3e1dbf28fa6e137e2ff63 |
1 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
3 PR target/69148
4 * lra-constraints.c (curr_insn_transform): Find in/out operands
5 for secondary memory moves. Update dups.
7 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9 PR tree-optimization/69652
10 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
11 to nested loop, did source re-formatting, skip debug statements,
12 add check on statement with volatile operand, remove dead scalar
13 statements.
15 2016-02-10 Jakub Jelinek <jakub@redhat.com>
16 Patrick Palka <ppalka@gcc.gnu.org>
18 PR ipa/69241
19 PR c++/69649
20 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
21 calls if the return type is TREE_ADDRESSABLE.
22 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
23 * ipa-split.c (split_function): Fix doubled "we" in comment.
24 Use void return type for the split part even if
25 !split_point->split_part_set_retval.
27 2016-02-10 Bin Cheng <bin.cheng@arm.com>
29 PR tree-optimization/68021
30 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
31 when computing the value of biv cand by itself.
33 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
35 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
36 (cortexa57_tunings): Likewise.
37 (cortexa72_tunings): Likewise.
38 (arch_macro_fusion_pair_p): Add support for AES fusion.
39 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
40 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
41 Allow virtual registers before reload so early scheduling works.
42 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
43 correct latency and pipeline.
44 (cortex_a57_crypto_complex): Likewise.
45 (cortex_a57_crypto_xor): Likewise.
46 (define_bypass): Add AES bypass.
48 2016-02-10 Richard Biener <rguenther@suse.de>
50 PR tree-optimization/69726
51 * passes.def: Add DCE pass before late uninit.
52 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
53 really fixup if-conversions job.
55 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
57 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
58 (arm_cortex_a57_tune): Likewise.
59 (aarch_macro_fusion_pair_p): Add support for AES fusion.
60 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
62 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
64 * timevar.def (TV_PHASE_DBGINFO): Delete.
65 (TV_PHASE_CHECK_DBGINFO): Likewise.
66 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
68 2016-02-10 Richard Biener <rguenther@suse.de>
70 PR tree-optimization/69719
71 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
72 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
74 2016-02-09 Andrew Pinski <apinski@cavium.com>
76 PR tree-opt/69282
77 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
78 get_vcond_mask_icode returns false.
80 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
82 PR target/68404
83 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
84 an ADDIS that adds a pointer to a large constant that sets the
85 upper16 bits with a load operation.
87 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
89 PR target/68532
90 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
91 order.
92 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
93 endian.
94 (vzipq_s16): Likewise.
95 (vzipq_s32): Likewise.
96 (vzipq_f32): Likewise.
97 (vzipq_u8): Likewise.
98 (vzipq_u16): Likewise.
99 (vzipq_u32): Likewise.
100 (vzipq_p8): Likewise.
101 (vzipq_p16): Likewise.
103 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
105 PR target/68532
106 * config/arm/arm.c (neon_endian_lane_map): New function.
107 (neon_vector_pair_endian_lane_map): New function.
108 (arm_evpc_neon_vuzp): Allow for big endian lane order.
109 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
110 endian.
111 (vuzpq_s16): Likewise.
112 (vuzpq_s32): Likewise.
113 (vuzpq_f32): Likewise.
114 (vuzpq_u8): Likewise.
115 (vuzpq_u16): Likewise.
116 (vuzpq_u32): Likewise.
117 (vuzpq_p8): Likewise.
118 (vuzpq_p16): Likewise.
120 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
122 PR target/69634
123 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
124 debug insns.
126 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
128 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
129 truncate const_int operand 1 to QImode.
131 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
133 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
134 corresponding to an abnormal edge.
136 2016-02-09 Tom de Vries <tom@codesourcery.com>
138 PR tree-optimization/69599
139 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
140 function.
141 (find_func_aliases_for_builtin_call, find_func_clobbers)
142 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
143 partition.
145 2016-02-09 Richard Biener <rguenther@suse.de>
147 PR tree-optimization/69715
148 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
149 LHS on calls as non-rewritable.
151 2016-02-09 Tom de Vries <tom@codesourcery.com>
153 PR lto/69707
154 * lto-wrapper.c (append_diag_options): New function.
155 (compile_offload_image): Call append_diag_options.
157 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
159 PR other/69722
160 * doc/extend.texi (Flag Output Operands): Correct sectioning.
161 Minor copy-edit to fix verb tenses.
163 2016-02-08 Jakub Jelinek <jakub@redhat.com>
165 PR tree-optimization/69209
166 * ipa-split.c (split_function): If split part is not
167 returning retval, retval has gimple type but is not
168 gimple value, force it into a SSA_NAME first.
170 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
172 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
173 outdated section.
175 2016-02-08 Jason Merrill <jason@redhat.com>
177 PR c++/69631
178 * convert.c (convert_to_integer_1): Check dofold on truncation
179 distribution.
180 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
181 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
182 Rename from *_nofold.
183 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
184 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
186 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
188 PR target/60410
189 * tree.c (build_common_tree_nodes): Remove short_double argument.
190 All callers changed.
191 * tree.h (build_common_tree_nodes): Adjust declaration.
192 * doc/invoke.texi (-fshort-double): Remove documentation.
193 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
194 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
195 * lto-wrapper.c (merge_and_complain, append_compiler_options)
196 (append_linker_options): Don't handle OPT_fshort_double.
198 PR rtl-optimization/68730
199 * lra-remat.c (insn_to_cand_activation): New static variable.
200 (lra_remat): Allocate and free it.
201 (create_cand): New arg activation. Initialize a field in
202 insn_to_cand_activation if it is nonnull.
203 (create_cands): Pass the activation insn to create_cand when making
204 a candidate involving an output reload. Reorganize code a little.
205 (do_remat): Keep track of active status of candidates in a separate
206 bitmap.
208 2016-02-08 Richard Biener <rguenther@suse.de>
210 PR tree-optimization/69719
211 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
212 Properly use absolute of the difference of the two offsets to
213 compare or adjust the segment length.
215 2016-02-08 Richard Biener <rguenther@suse.de>
216 Jeff Law <law@redhat.com>
218 PR target/68273
219 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
220 types for anonymous SSA names.
222 2016-02-08 Richard Biener <rguenther@suse.de>
224 PR rtl-optimization/69274
225 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
227 2016-02-08 Jeff Law <law@redhat.com>
229 PR tree-optimization/65917
230 * tree-ssa-dom.c (record_temporary_equivalences): Record both
231 equivalences from if (x == y) style conditionals.
232 (loop_depth_of_name): Remove.
233 (record_equality): Remove loop depth check.
234 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
235 (const_and_copies::record_const_or_copy_raw): New member function.
236 * tree-ssa-scopedtables.c
237 (const_and_copies::record_const_or_copy_raw): New, factored out of
238 (const_and_copies::record_const_or_copy): Call new member function.
240 2016-02-05 Jeff Law <law@redhat.com>
242 PR tree-optimization/68541
243 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
244 (count_stmts_in_block): New function.
245 (poor_ifcvt_candidate_code): Likewise.
246 (is_feasible_trace): Add some heuristics to determine when path
247 splitting is profitable.
248 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
249 is a diamond with a single exit.
251 2016-02-05 Martin Sebor <msebor@redhat.com>
253 PR c++/69662
254 * doc/invoke.texi: Update -Wplacement-new to take an optional
255 argument.
257 2016-02-06 Richard Henderson <rth@redhat.com>
259 PR c/69643
260 * tree.c (tree_nop_conversion_p): Do not strip casts into or
261 out of non-standard address spaces.
263 2016-02-05 Jakub Jelinek <jakub@redhat.com>
265 PR rtl-optimization/69691
266 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
268 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
270 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
271 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
272 (*ieee128_mfvsrd_64bit): Likewise.
273 (*ieee128_mfvsrd_32bit): Likewise.
275 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
277 PR target/69369
278 Revert r232560:
279 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
281 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
282 instrumented_version.
284 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
286 * doc/invoke.texi (Optimize Options): In table of --param options
287 rename second occurrence of tracer-min-branch-ratio to
288 tracer-min-branch-probability, rename
289 tracer-min-branch-ratio-feedback to
290 tracer-min-branch-probability-feedback and clarify description,
291 rename sched-spec-state-edge-prob-cutoff to
292 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
293 to selsched-insns-to-rename, rename lto-minpartition to
294 lto-min-partition, delete reorder-blocks-duplicate and
295 reorder-blocks-duplicate-feedback.
297 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
299 * config/s390/s390.c (s390_register_info_set_ranges): Remove
300 superfluous loops.
302 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
304 * doc/extend.texi: S/390: Correct some typos.
306 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
308 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
310 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
312 PR target/69625
313 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
314 (s390_register_info_gprtofpr): Use new macros above.
315 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
316 its name.
317 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
318 its name. Adjust restore and save gpr ranges.
319 (s390_register_info_set_ranges): New function.
320 (s390_register_info): Use new macros above. Call
321 s390_register_info_set_ranges.
322 (s390_optimize_register_info): Likewise.
323 (s390_hard_regno_rename_ok): Use new macros.
324 (s390_hard_regno_scratch_ok): Likewise.
325 (s390_emit_epilogue): Likewise.
326 (s390_can_use_return_insn): Likewise.
327 (s390_optimize_prologue): Likewise.
328 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
330 2016-02-05 Jakub Jelinek <jakub@redhat.com>
332 PR bootstrap/69677
333 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
334 alignment fixes.
335 (ix86_option_override_internal): Disable TARGET_STV even for
336 -m{incoming,preferred}-stack-boundary=3.
338 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
340 * config.gcc: Mark deprecated rtems targets as obsolete.
342 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
344 PR rtl-optimization/64682
345 PR rtl-optimization/69567
346 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
347 before I2 only if the register is both used and set in I2.
349 2016-02-04 DJ Delorie <dj@redhat.com>
351 * config/msp430/msp430.c (msp430_start_function): Add function type.
353 2016-02-04 Jakub Jelinek <jakub@redhat.com>
355 PR fortran/69368
356 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
358 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
360 PR rtl-optimization/69577
361 Revert:
362 2015-10-29 Richard Henderson <rth@redhat.com>
364 PR target/68124
365 PR rtl-opt/67609
366 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
367 sse check to the exact conditions of PR 67609.
369 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
371 PR target/69667
372 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
373 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
374 not allowed into the traditional Altivec registers.
375 (movtd_64bit_nodm): Likewise.
376 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
378 2016-02-04 David Malcolm <dmalcolm@redhat.com>
380 * config/aarch64/cortex-a57-fma-steering.c
381 (aarch64_register_fma_steering): Remove "static" from arguments
382 to register_pass.
384 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
386 PR target/69619
387 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
388 twice when complex.
390 2016-02-04 Mike Frysinger <vapier@gentoo.org>
392 * doc/invoke.texi: Delete -mno-fma4.
394 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
396 PR rtl-optimization/69577
397 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
398 (find_subregs_of_mode): Update accordingly. Iterate over partial
399 definitions.
401 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
403 * config/arm/arm-protos.h (neon_reinterpret): Remove.
404 * config/arm/arm.c (neon_reinterpret): Remove.
405 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
406 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
407 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
408 vreinterpretti): Remove.
409 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
410 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
411 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
412 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
413 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
414 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
415 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
416 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
417 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
418 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
419 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
420 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
421 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
422 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
423 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
424 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
425 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
426 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
427 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
428 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
429 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
430 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
431 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
432 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
433 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
434 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
435 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
436 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
437 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
438 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
439 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
440 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
441 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
442 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
443 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
444 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
445 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
446 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
447 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
448 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
449 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
450 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
451 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
452 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
453 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
454 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
455 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
456 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
457 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
458 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
459 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
460 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
461 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
462 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
463 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
464 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
465 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
466 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
467 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
468 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
469 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
470 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
471 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
472 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
473 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
474 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
475 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
476 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
477 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
478 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
479 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
480 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
481 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
482 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
483 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
484 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
485 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
486 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
487 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
488 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
489 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
490 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
491 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
492 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
493 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
494 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
495 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
496 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
497 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
498 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
499 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
500 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
501 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
502 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
503 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
504 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
505 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
506 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
507 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
508 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
509 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
510 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
511 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
513 2016-02-04 Martin Liska <mliska@suse.cz>
515 PR sanitizer/69276
516 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
517 that are gimple_store_p.
518 (maybe_instrument_call): Likewise.
520 2016-02-04 Bin Cheng <bin.cheng@arm.com>
522 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
523 register scaling out of memory reference and comment why.
525 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
527 PR target/65932
528 PR target/67714
529 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
530 folding the source of a SET.
532 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
534 PR target/65932
535 PR target/67714
536 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
537 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
539 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
541 PR target/65932
542 PR target/67714
543 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
544 HImode.
546 2016-02-04 Christian Bruel <christian.bruel@st.com>
548 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
549 * config/arm/arm.c (arm_set_current_function): Likewise.
551 2016-02-04 Jakub Jelinek <jakub@redhat.com>
552 Ilya Enkovich <enkovich.gnu@gmail.com>
553 H.J. Lu <hongjiu.lu@intel.com>
555 PR target/69454
556 * config/i386/i386.c (convert_scalars_to_vector): Remove
557 stack alignment fixes.
558 (ix86_option_override_internal): Disable TARGET_STV if stack
559 might not be aligned enough.
560 (ix86_minimum_alignment): Assert that TARGET_STV is false.
562 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
564 * gcc/config/i386/x86-tune.def: Disable default prefetching
565 for -march=znver1.
567 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
568 Vladimir Makarov <vmakarov@redhat.com>
570 PR target/69461
571 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
572 in validating fused toc addresses.
574 2016-02-03 Jakub Jelinek <jakub@redhat.com>
576 PR c/69627
577 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
578 range->m_caret fields if range->m_show_caret_p is false.
580 PR target/69644
581 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
582 Force oldval into register if it does not satisfy reg_or_short_operand
583 predicate. Fix up formatting.
585 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
586 Alexandre Oliva <aoliva@redhat.com>
588 PR target/69461
589 * lra-constraints.c (simplify_operand_subreg): Check additionally
590 address validity after potential reloading.
591 (process_address_1): Check insns validity. In case of failure do
592 nothing.
594 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
596 PR target/69118
597 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
598 Fix target.
600 2016-02-02 Jakub Jelinek <jakub@redhat.com>
602 * wide-int.cc (canonize_uhwi): New function.
603 (wi::divmod_internal): Use it.
605 2016-02-02 James Norris <jnorris@codesourcery.com
607 * gimplify.c (omp_notice_variable): Add usage check.
609 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
611 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
612 like LE, GE, LT, GT when emitting relational operator.
614 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
616 * ira-costs.c (find_costs_and_classes): Add extra argument.
617 * target.def (ira_change_pseudo_allocno_class): Add parameter.
618 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
619 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
620 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
621 Add best_class parameter, and return it if not ALL_REGS.
622 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
623 Add parameter.
624 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
625 Update target hook.
627 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
629 * config/aarch64/aarch64.c
630 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
631 (aarch64_ira_change_pseudo_allocno_class): New function.
633 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
635 PR target/67032
636 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
638 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
640 * config/avr/avr.c (avr_option_override): Set
641 PARAM_ALLOW_STORE_DATA_RACES to 1.
643 2016-02-02 Richard Biener <rguenther@suse.de>
645 PR tree-optimization/69595
646 * match.pd: Add range test simplifications to true/false.
648 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
650 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
651 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
652 instead.
654 2016-02-02 Richard Biener <rguenther@suse.de>
656 PR tree-optimization/69606
657 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
658 info on the result before moving a stmt.
660 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
662 PR middle-end/68542
663 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
664 branch with vector comparison.
665 * config/i386/sse.md (VI48_AVX): New mode iterator.
666 (define_expand "cbranch<mode>4): Add support for conditional branch
667 with vector comparison.
668 * tree-vect-loop.c (optimize_mask_stores): New function.
669 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
670 has_mask_store field of vect_info.
671 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
672 vectorized loops having masked stores after vec_info destroy.
673 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
674 correspondent macros.
675 (optimize_mask_stores): Add prototype.
677 2016-02-02 Alan Modra <amodra@gmail.com>
679 PR target/69548
680 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
681 allow subregs.
683 2016-02-02 Alan Modra <amodra@gmail.com>
685 PR target/68662
686 * config/rs6000/rs6000.c (need_toc_init): New var, set it
687 whenever toc_label_name used.
688 (rs6000_file_start): Don't set up toc section here,
689 (rs6000_output_function_epilogue): do so here instead,
690 (rs6000_xcoff_file_start): and here.
691 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
692 (load_toc_aix_di): Likewise.
694 2016-02-01 Jakub Jelinek <jakub@redhat.com>
696 PR rtl-optimization/69592
697 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
698 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
699 (num_sign_bit_copies_binary_arith_p): New inline function.
700 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
702 2016-02-01 Jeff Law <law@redhat.com>
704 PR tree-optimization/69580
705 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
706 * tree-ssa-threadbackward.c
707 (fsm_find_control_statement_thread_paths): Do not try to walk
708 through large PHI nodes.
710 2016-02-01 Jakub Jelinek <jakub@redhat.com>
712 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
713 when count is incremented above limit, don't analyze further
714 insns afterwards.
716 * omp-low.c (oacc_parse_default_dims): Avoid
717 -Wsign-compare warning, make sure value fits into int
718 rather than just unsigned int.
720 2016-02-01 Bin Cheng <bin.cheng@arm.com>
722 PR tree-optimization/67921
723 * fold-const.c (split_tree): New parameters. Convert pointer
724 type variable part to proper type before negating.
725 (fold_binary_loc): Pass new arguments to split_tree.
727 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
729 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
730 (nvptx_goacc_validate_dims): Extend to handle global defaults.
731 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
732 * doc/tm.texti: Rebuilt.
733 * doc/invoke.texi (fopenacc-dim): Document.
734 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
735 (append_compiler_options): Likewise.
736 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
737 (oacc_parse_default_dims): New.
738 (oacc_validate_dims): Add USED arg. Select non-unity default when
739 possible.
740 (oacc_loop_fixed_partitions): Return mask of used partitions.
741 (oacc_loop_auto_partitions): Emit dump info.
742 (oacc_loop_partition): Return mask of used partitions.
743 (execute_oacc_device_lower): Parse default dimension arg. Adjust
744 loop partitioning and validation calls.
746 2016-02-01 Richard Biener <rguenther@suse.de>
748 PR middle-end/69556
749 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
751 2016-02-01 Richard Biener <rguenther@suse.de>
753 PR tree-optimization/69574
754 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
755 of asserting return chrec_dont_know.
757 2016-02-01 Martin Liska <mliska@suse.cz>
759 * mem-stats-traits.h: Add copyright header.
760 * mem-stats.h: Likewise.
762 2016-02-01 Richard Biener <rguenther@suse.de>
764 PR tree-optimization/69579
765 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
766 Do not propagate through abnormal PHI results.
768 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
770 * postreload.c (reload_cse_simplify): Remove dead code.
772 2016-02-01 Jakub Jelinek <jakub@redhat.com>
774 PR rtl-optimization/69570
775 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
776 if there is more than one set, not if there is a single set.
778 2016-02-01 Richard Henderson <rth@redhat.com>
780 PR rtl-opt/69535
781 * combine.c (make_compound_operation): When looking through a
782 subreg, make sure to re-extend to the width of the outer mode.
784 2016-01-30 Jakub Jelinek <jakub@redhat.com>
786 PR tree-optimization/69546
787 * wide-int.cc (wi::divmod_internal): For unsigned division
788 where both operands fit into uhwi, if o1 is 1 and o0 has
789 msb set, if divident_prec is larger than bits per hwi,
790 clear another quotient word and return 2 instead of 1.
791 Similarly for remainder with msb in HWI set, if dividend_prec
792 is larger than bits per hwi.
794 2016-01-29 Martin Jambor <mjambor@suse.cz>
796 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
797 Use short lowercase names.
798 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
799 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
800 acq_rel one. Protect warning agains segfaults if
801 get_memory_order_name returns NULL.
802 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
803 with release semantics. Do not warn if get_memory_order already did.
804 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
805 semantics. Fix check for relaxed or acquire semantics. Do not warn
806 if get_memory_order already did.
808 2016-01-29 Sebastian Pop <s.pop@samsung.com>
810 * doc/install.texi: Document that isl-0.16 is supported.
812 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
814 PR target/69299
815 * config/i386/constraints.md (Bm): Describe as special memory
816 constraint.
817 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
818 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
819 * genpreds.c (struct constraint_data): Add is_special_memory.
820 (have_special_memory_constraints, special_memory_start): New
821 static vars.
822 (special_memory_end): Ditto.
823 (add_constraint): Add new arg is_special_memory. Add code to
824 process its true value. Update have_special_memory_constraints.
825 (process_define_constraint): Pass the new arg.
826 (process_define_register_constraint): Ditto.
827 (choose_enum_order): Process special memory.
828 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
829 function insn_extra_special_memory_constraint.
830 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
831 * gensupport.c (process_rtx): Process
832 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
833 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
834 * ira-lives.c (single_reg_class): Use
835 insn_extra_special_memory_constraint.
836 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
837 * lra-constraints.c (process_alt_operands): Ditto.
838 (curr_insn_transform): Use insn_extra_special_memory_constraint.
839 * recog.c (asm_operand_ok, preprocess_constraints): Process
840 CT_SPECIAL_MEMORY.
841 * reload.c (find_reloads): Ditto.
842 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
843 * stmt.c (parse_input_constraint): Use
844 insn_extra_special_memory_constraint.
846 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
848 PR target/69530
849 * lra-splill.c (lra_final_code_change): Revert r229087 by
850 removing all sub-registers.
852 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
854 PR target/65604
855 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
857 2016-01-29 Jakub Jelinek <jakub@redhat.com>
859 PR target/69551
860 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
861 SSE1, copy target into the temporary reg first before recursing
862 on it.
864 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
866 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
867 with vm.
869 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
871 * ginclude/stdarg.h: Test __cplusplus instead of
872 __GXX_EXPERIMENTAL_CXX0X__.
874 2016-01-29 Richard Biener <rguenther@suse.de>
876 PR tree-optimization/69547
877 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
878 Do not mark clobbers necessary.
879 (mark_all_reaching_defs_necessary_1): Likewise.
881 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
883 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
884 declaration name with %qs and print it in both error messages.
885 Also fix indentation.
887 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
889 PR other/69006
890 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
891 trailing blank line from error message.
893 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
895 PR c++/69462
896 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
897 for C++-11.
899 2016-01-29 Richard Biener <rguenther@suse.de>
901 PR middle-end/69537
902 * match.pd: Allow all integral types when simplifying a
903 widening or sign-changing conversion.
905 2016-01-28 Sebastian Pop <s.pop@samsung.com>
907 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
908 back to setting codegen_error to fail codegen.
910 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
912 PR target/69459
913 * config/i386/constraints.md (C): Only accept constant zero operand.
914 (BC): New constraint.
915 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
916 instead of C constraint.
917 * doc/md.texi (Machine Constraints): Update description
918 of C constraint.
920 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
922 PR target/68400
923 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
925 2016-01-28 Jakub Jelinek <jakub@redhat.com>
927 PR middle-end/69542
928 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
929 non-debug insns.
931 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
933 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
934 branches if using guessed profile.
936 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
938 * graphite-optimize-isl.c (optimize_isl): Fix dump.
940 2016-01-28 Richard Henderson <rth@redhat.com>
942 PR target/69305
943 * config/aarch64/aarch64-modes.def (CC_Cmode): New
944 * config/aarch64/aarch64-protos.h: Update.
945 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
946 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
947 (aarch64_get_condition_code_1): Handle CC_Cmode.
948 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
949 (*add<mode>3_compareC_cconly_imm): New.
950 (*add<mode>3_compareC_cconly): New.
951 (*add<mode>3_compareC_imm): New.
952 (add<mode>3_compareC): New.
953 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
954 to be first. Use aarch64_carry_operation.
955 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
956 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
957 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
958 (subti3): Use subdi3_compare1.
959 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
960 (sub<mode>3_compare1): New.
961 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
962 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
963 (*subsi3_carryin_uxtw): Likewise.
964 (*ngc<mode>, *ngcsi_uxtw): Likewise.
965 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
966 * config/aarch64/iterators.md (DWI): New.
967 * config/aarch64/predicates.md (aarch64_carry_operation): New.
968 (aarch64_borrow_operation): New.
970 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
972 * graphite-optimize-isl.c (optimize_isl): Print a different debug
973 message when isl does not return a valid schedule.
975 2016-01-28 Sebastian Pop <s.pop@samsung.com>
977 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
978 Remove comments from class declarations: they are already in the code
979 close by the defs.
981 2016-01-28 Sebastian Pop <s.pop@samsung.com>
983 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
984 codegen_error_p.
985 (ternary_op_to_tree): Same.
986 (unary_op_to_tree): Same.
987 (nary_op_to_tree): Same.
988 (gcc_expression_from_isl_expr_op): Same.
989 (gcc_expression_from_isl_expression): Same.
990 (graphite_create_new_loop): Same.
991 (graphite_create_new_loop_guard): Same.
992 (build_iv_mapping): Same.
993 (graphite_create_new_guard): Same.
994 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
995 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
997 2016-01-28 Sebastian Pop <s.pop@samsung.com>
999 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
1000 instead of setting codegen_error to fail codegen.
1002 2016-01-28 Jason Merrill <jason@redhat.com>
1004 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
1006 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1008 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
1009 Remove CONST_INT_P check in CCMP cost calculation.
1011 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1013 * config/aarch64/aarch64.c (generic_vector_cost):
1014 Set vec_permute_cost.
1015 (cortexa57_vector_cost): Likewise.
1016 (exynosm1_vector_cost): Likewise.
1017 (xgene1_vector_cost): Likewise.
1018 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
1019 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
1020 Add vec_permute_cost entry.
1022 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
1024 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
1025 immediate as %1.
1026 (add<mode>3_compare0): Likewise.
1027 (addsi3_compare0_uxtw): Likewise.
1028 (add<mode>3nr_compare0): Likewise.
1029 (compare_neg<mode>): Likewise.
1030 (<optab><mode>3): Likewise.
1032 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
1034 * tree-vect-stmts.c (vectorizable_comparison): Add
1035 NULL check for vectype.
1037 2016-01-28 Richard Biener <rguenther@suse.de>
1039 PR tree-optimization/69466
1040 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
1041 Account for PHIs we couldn't duplicate.
1043 2016-01-28 Martin Liska <mliska@suse.cz>
1045 PR pch/68758
1046 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
1047 instead of ENABLE_VALGRIND_CHECKING.
1049 2016-01-27 Richard Henderson <rth@redhat.com>
1051 PR rtl-opt/69447
1052 * lra-remat.c (subreg_regs): New.
1053 (dump_candidates_and_remat_bb_data): Dump it.
1054 (operand_to_remat): Reject if operand in subreg_regs.
1055 (set_bb_regs): Collect subreg_regs.
1056 (lra_remat): Init and free subreg_regs. Compute
1057 calculate_local_reg_remat_bb_data before create_cands.
1059 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
1061 PR target/68986
1062 * config/i386/i386.c (ix86_update_stack_boundary): Don't
1063 change stack_alignment_needed for __tls_get_addr call.
1065 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
1067 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
1069 2016-01-27 Jeff Law <law@redhat.com>
1071 PR tree-optimization/68398
1072 PR tree-optimization/69196
1073 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
1074 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
1075 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1076 Only count PHIs in the last block in the path. The others will
1077 const/copy propagate away. Add heuristic to allow more irreducible
1078 subloops to be created when it is likely profitable to do so.
1080 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1081 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
1082 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
1084 2016-01-27 Jakub Jelinek <jakub@redhat.com>
1086 PR lto/69254
1087 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
1088 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
1089 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
1090 * tree-streamer-in.c: Include asan.h.
1091 (streamer_get_builtin_tree): For builtins in sanitizer
1092 range call initialize_sanitizer_builtins and retry.
1094 2016-01-27 Ian Lance Taylor <iant@google.com>
1096 * common.opt (fkeep-gc-roots-live): New undocumented option.
1097 * tree-ssa-loop-ivopts.c (add_candidate_1): If
1098 -fkeep-gc-roots-live, skip pointers.
1099 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
1100 NULL.
1102 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
1104 PR target/69512
1105 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
1106 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
1108 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
1110 PR target/68380
1111 * configure.ac: NetBSD provides SSP in its C library.
1112 * configure: Updated.
1114 2016-01-27 Richard Biener <rguenther@suse.de>
1116 PR tree-optimization/69166
1117 * tree-vect-loop.c (vect_is_simple_reduction): Always check
1118 reduction code for commutativity / associativity.
1120 2016-01-27 Martin Jambor <mjambor@suse.cz>
1122 PR tree-optimization/69355
1123 * tree-sra.c (analyze_access_subtree): Correct hole detection when
1124 total_scalarization fails.
1126 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
1128 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
1129 power9.
1131 2016-01-27 Christian Bruel <christian.bruel@st.com>
1133 PR target/69245
1134 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
1135 Move arm_reset_previous_fndecl and set_target_option_current_node in
1136 the conditional part. Call save_restore_target_globals.
1137 * config/arm/arm.c (arm_set_current_function):
1138 Refactor to better support #pragma target and attribute mix.
1139 Call save_restore_target_globals.
1140 * config/arm/arm-protos.h (save_restore_target_globals): New function.
1142 2016-01-27 Martin Liska <mliska@suse.cz>
1144 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
1145 reference for an HSA kernel and its host function.
1147 2016-01-27 Jakub Jelinek <jakub@redhat.com>
1149 PR tree-optimization/69399
1150 * wide-int.h (wi::lrshift): For larger precisions, only
1151 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
1153 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
1155 * config/arc/predicates.md (proper_comparison_operator): Reject
1156 constant-constant comparison.
1158 2016-01-26 Tom de Vries <tom@codesourcery.com>
1160 PR tree-optimization/69110
1161 * tree-data-ref.c (initialize_data_dependence_relation): Handle
1162 DR_NUM_DIMENSIONS == 0.
1164 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
1165 Sebastian Pop <s.pop@samsung.com>
1167 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
1168 isl_ast_op_cond and isl_ast_op_select.
1169 (gcc_expression_from_isl_expr_op): Same.
1171 2016-01-26 Jason Merrill <jason@redhat.com>
1173 PR c++/68782
1174 * tree.c (recompute_constructor_flags): Split out from
1175 build_constructor.
1176 (verify_constructor_flags): New.
1177 * tree.h: Declare them.
1179 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
1181 PR rtl-optimization/69217
1182 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
1183 are no TYPE_FIELDS set for the record type.
1185 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1187 PR target/68662
1188 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
1189 toc_label_name unconditionally.
1190 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
1191 SYMBOL_REF string. Use toc_label_name instead of constructing
1192 LCTOC1.
1193 (rs6000_elf_declare_function_name): Use toc_label_name instead of
1194 constructing LCTOC1.
1196 2016-01-26 Martin Sebor <msebor@redhat.com>
1198 PR other/69477
1199 * doc/extend.texi (Common Type Attributes): Move text that talks about
1200 attribute packed from attribute aligned to the section discussing
1201 the former attribute for clarity.
1203 2016-01-26 Richard Henderson <rth@redhat.com>
1205 PR middle-end/60908
1206 * trans-mem.c (tm_region_init): Mark entry block as visited.
1208 2016-01-26 David Malcolm <dmalcolm@redhat.com>
1210 PR other/69006
1211 * diagnostic-show-locus.c (layout::print_source_line): Replace
1212 call to pp_newline with call to layout::print_newline.
1213 (layout::print_annotation_line): Likewise.
1214 (layout::move_to_column): Likewise.
1215 (layout::print_any_fixits): After printing any fixits, print a
1216 trailing newline, if necessary.
1217 (layout::print_newline): New method, resetting any colorization
1218 before a newline.
1219 (diagnostic_show_locus): Move the pp_newline to before the
1220 early bailout. Remove dummy block enclosing the layout instance.
1221 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
1222 of pp_newline_and_flush with pp_flush.
1223 (diagnostic_append_note): Delete use of pp_newline.
1224 (diagnostic_append_note_at_rich_loc): Delete.
1225 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
1226 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
1227 when newline characters are added to the buffer.
1229 2016-01-26 Michael Matz <matz@suse.de>
1231 * configure.ac (ac_cv_std_swap_in_utility): New test.
1232 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
1233 * configure: Regenerate.
1234 * config.in: Regenerate.
1236 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
1238 * config/arc/arc.md (cstoresi4): Force operand into register.
1239 (arcset<code>): Fix predicate.
1240 (arcsetltu): Likewise.
1241 (arcsetgeu): Likewise.
1242 (arcsethi): Likewise.
1243 (arcsetls): Likewise.
1245 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1247 PR tree-optimization/69483
1248 * gimple-fold.c (canonicalize_constructor_val): Return NULL
1249 if base has error_mark_node type.
1251 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
1253 PR target/68620
1254 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
1255 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
1256 New helper macros.
1257 (vget_lane_f16): Handle big-endian.
1258 (vgetq_lane_f16): Likewise.
1259 (vset_lane_f16): Likewise.
1260 (vsetq_lane_f16): Likewise.
1261 * config/arm/iterators.md (VQXMOV): Add V8HF.
1262 (VDQ): Add V4HF and V8HF.
1263 (V_reg): Handle V4HF and V8HF.
1264 (Is_float_mode): Likewise.
1265 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
1266 neon_vdup_nv8hf): New patterns.
1267 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
1268 Use VD_LANE iterator.
1269 (neon_vld1_dup<mode>): Use VQ2 iterator.
1271 2016-01-26 Nathan Sidwell <nathan@acm.org>
1273 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
1274 (set_oacc_fn_attrib): Add IS_KERNEL arg.
1275 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
1276 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
1277 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
1278 (oacc_validate_dims): Add LEVEL arg, don't return level.
1279 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
1280 oacc_validate_dims.
1281 (execute_oacc_device_lower): Adjust, add more dump output.
1282 * tree-ssa-loop.c (gate_oacc_kernels): Use
1283 oacc_fn_attrib_kernels_p.
1284 * tree-parloops.c (create_parallel_loop): Adjust
1285 set_oacc_fn_attrib call.
1287 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1289 PR lto/69254
1290 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
1291 (append_compiler_options): Handle -fcilkplus.
1292 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
1294 2016-01-26 Nick Clifton <nickc@redhat.com>
1296 PR target/66655
1297 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
1298 been marked as DECL_ONE_ONLY but we do not the means to make it
1299 so, then do not allow it to bind locally.
1301 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1303 PR lto/69254
1304 * opts.h (parse_sanitizer_options): New prototype.
1305 * opts.c (sanitizer_opts): New array.
1306 (parse_sanitizer_options): New function.
1307 (common_handle_option): Use parse_sanitizer_options.
1309 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
1311 PR target/68986
1312 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
1313 alignment adjustment to ...
1314 (ix86_update_stack_boundary): Here. Don't over-align stack for
1315 __tls_get_addr.
1316 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
1317 if __tls_get_addr is called.
1319 2016-01-26 Christian Bruel <christian.bruel@st.com>
1321 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
1323 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
1325 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
1327 2016-01-26 Richard Biener <rguenther@suse.de>
1329 PR middle-end/69467
1330 * match.pd: Guard X * CST CMP 0 pattern with single_use.
1332 2016-01-26 Richard Biener <rguenther@suse.de>
1334 PR tree-optimization/69452
1335 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
1336 (move_computations_dom_walker::before_dom_children): Rename
1337 to ...
1338 (move_computations_worker): This.
1339 (move_computations): Perform an RPO rather than a DOM walk.
1341 2016-01-26 Jakub Jelinek <jakub@redhat.com>
1343 PR target/69442
1344 * combine.c (combine_instructions): For REG_EQUAL note with
1345 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
1346 to the underlying register.
1347 * doc/rtl.texi (REG_EQUAL): Document the behavior of
1348 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
1350 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
1352 PR target/67896
1353 * config/aarch64/aarch64-builtins.c
1354 (aarch64_init_simd_builtin_types): Do not set structural
1355 equality to __Poly{8,16,64,128}_t types.
1357 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
1359 PR tree-optimization/69400
1360 * wide-int.cc (wi_pack): Take the precision as argument and
1361 perform canonicalization here rather than in the callers.
1362 Use the main loop to handle all full-width HWIs. Add a
1363 zero HWI if in_len isn't a full result.
1364 (wi::divmod_internal): Update accordingly.
1365 (wi::mul_internal): Likewise. Simplify.
1367 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
1368 Sebastian Pop <s.pop@samsung.com>
1370 * graphite-poly.c (apply_poly_transforms): Simplify.
1371 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
1372 (print_isl_map): Same.
1373 (print_isl_union_map): Same.
1374 (print_isl_schedule): New.
1375 (debug_isl_schedule): New.
1376 * graphite-dependences.c (scop_get_reads): Do not call
1377 isl_union_map_add_map that is undocumented isl functionality.
1378 (scop_get_must_writes): Same.
1379 (scop_get_may_writes): Same.
1380 (scop_get_original_schedule): Remove.
1381 (scop_get_dependences): Do not call isl_union_map_compute_flow that
1382 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
1383 (compute_deps): Remove.
1384 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
1385 (debug_schedule_ast): New.
1386 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
1387 set_separate_option.
1388 (graphite_regenerate_ast_isl): Add dump.
1389 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
1390 from scop->transformed_schedule.
1391 (graphite_regenerate_ast_isl): Add more dump.
1392 * graphite-optimize-isl.c (optimize_isl): Set
1393 scop->transformed_schedule. Check whether schedules are equal.
1394 (apply_poly_transforms): Move here.
1395 * graphite-poly.c (apply_poly_transforms): ... from here.
1396 (free_poly_bb): Static.
1397 (free_scop): Static.
1398 (pbb_number_of_iterations_at_time): Remove.
1399 (print_isl_ast): New.
1400 (debug_isl_ast): New.
1401 (debug_scop_pbb): New.
1402 * graphite-scop-detection.c (print_edge): Move.
1403 (print_sese): Move.
1404 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
1405 (build_scop_scattering): Remove.
1406 (create_pw_aff_from_tree): Assert instead of bailing out.
1407 (add_condition_to_pbb): Remove unused code, do not fail.
1408 (add_conditions_to_domain): Same.
1409 (add_conditions_to_constraints): Remove.
1410 (build_scop_context): New.
1411 (add_iter_domain_dimension): New.
1412 (build_iteration_domains): Initialize pbb->iterators.
1413 Call add_conditions_to_domain.
1414 (nested_in): New.
1415 (loop_at): New.
1416 (index_outermost_in_loop): New.
1417 (index_pbb_in_loop): New.
1418 (outermost_pbb_in): New.
1419 (add_in_sequence): New.
1420 (add_outer_projection): New.
1421 (outer_projection_mupa): New.
1422 (add_loop_schedule): New.
1423 (build_schedule_pbb): New.
1424 (build_schedule_loop): New.
1425 (embed_in_surrounding_loops): New.
1426 (build_schedule_loop_nest): New.
1427 (build_original_schedule): New.
1428 (build_poly_scop): Call build_original_schedule.
1429 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
1430 (free_poly_dr): Remove.
1431 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
1432 (free_poly_bb): Remove.
1433 (debug_loop_vec): Remove.
1434 (print_isl_ast): Declare.
1435 (debug_isl_ast): Declare.
1436 (scop_do_interchange): Remove.
1437 (scop_do_strip_mine): Remove.
1438 (scop_do_block): Remove.
1439 (flatten_all_loops): Remove.
1440 (optimize_isl): Remove.
1441 (pbb_number_of_iterations_at_time): Remove.
1442 (debug_scop_pbb): Declare.
1443 (print_schedule_ast): Declare.
1444 (debug_schedule_ast): Declare.
1445 (struct scop): Remove schedule. Add original_schedule,
1446 transformed_schedule.
1447 (free_gimple_poly_bb): Remove.
1448 (print_generated_program): Remove.
1449 (debug_generated_program): Remove.
1450 (unify_scattering_dimensions): Remove.
1451 * sese.c (print_edge): ... here.
1452 (print_sese): ... here.
1453 (debug_edge): ... here.
1454 (debug_sese): ... here.
1455 * sese.h (print_edge): Declare.
1456 (print_sese): Declare.
1457 (dump_edge): Declare.
1458 (dump_sese): Declare.
1460 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
1461 Sebastian Pop <s.pop@samsung.com>
1463 * Makefile.in: Set ISLVER in site.exp.
1465 2016-01-25 Jakub Jelinek <jakub@redhat.com>
1467 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
1468 DECL_VALUE_EXPR of new_var even for the non-array case. Look
1469 through DECL_VALUE_EXPR for expansion.
1471 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
1473 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
1474 the frame info after reload completed.
1476 2016-01-25 Jeff Law <law@redhat.com>
1478 PR tree-optimization/69196
1479 PR tree-optimization/68398
1480 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
1481 tree-ssa-threadupdate.c.
1482 (determine_bb_domination_status): Prototype
1483 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
1484 (determine_bb_domination_status): No longer static.
1485 (valid_jump_thread_path): Remove code to detect characteristics
1486 of the jump thread path not associated with correctness.
1487 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
1488 Correct test for thread path length. Count PHIs for real operands as
1489 statements that need to be copied. Do not count ASSERT_EXPRs.
1490 Look at all the blocks in the thread path. Compute and selectively
1491 filter thread paths based on threading through the latch, threading
1492 a multiway branch or crossing a multiway branch.
1494 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1496 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
1497 decl with __attribute__ ((unused)) annotation.
1499 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
1501 PR target/69421
1502 * tree-vect-stmts.c (vectorizable_condition): Check vectype
1503 of operands is compatible with a statement vectype.
1505 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
1507 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
1508 improve wording for mixed storage order support.
1510 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
1512 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
1513 (vcvt_u64_f64): Likewise.
1514 (vcvta_s64_f64): Likewise.
1515 (vcvta_u64_f64): Likewise.
1516 (vcvtm_s64_f64): Likewise.
1517 (vcvtm_u64_f64): Likewise.
1518 (vcvtn_s64_f64): Likewise.
1519 (vcvtn_u64_f64): Likewise.
1520 (vcvtp_s64_f64): Likewise.
1521 (vcvtp_u64_f64): Likewise.
1523 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
1525 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
1526 (arc_init): Check validity mll64 option.
1527 (arc_save_restore): Use double load/store instruction.
1528 (arc_expand_movmem): Likewise.
1529 (arc_split_move): Don't split if we have double load/store
1530 instructions. Returns a boolean.
1531 (arc_process_double_reg_moves): Change function to return boolean
1532 instead of a sequence of instructions.
1533 (arc_dwarf_register_span): New function.
1534 * config/arc/arc-protos.h (arc_split_move): Change prototype.
1535 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
1536 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
1537 (*movdf_insn): Likewise.
1538 * config/arc/arc.opt (mll64): New option.
1539 * config/arc/predicates.md (even_register_operand): New predicate.
1540 * doc/invoke.texi (ARC Options): Add mll64 documentation.
1542 2016-01-25 Richard Biener <rguenther@suse.de>
1544 PR lto/69393
1545 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
1546 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
1547 DECL_NAMELESS.
1548 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
1550 2016-01-25 Richard Biener <rguenther@suse.de>
1552 PR tree-optimization/69376
1553 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
1554 flag.
1555 (VN_INFO_ANTI_RANGE_P): New inline.
1556 (VN_INFO_RANGE_TYPE): Likewise.
1557 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
1558 SSA_NAME_ANTI_RANGE_P.
1559 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
1560 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1561 Properly query VN_INFO_RANGE_TYPE.
1563 2016-01-25 Nick Clifton <nickc@redhat.com>
1565 PR target/66655
1566 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
1568 2016-01-23 Tom de Vries <tom@codesourcery.com>
1570 PR tree-optimization/69426
1571 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
1572 removed clobber.
1574 2016-01-23 Jakub Jelinek <jakub@redhat.com>
1576 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
1577 "the the" with "the" in the comments.
1578 * ipa-devirt.c (build_type_inheritance_graph,
1579 update_type_inheritance_graph): Likewise.
1580 * tree.c (build_function_type_list_1): Likewise.
1581 * cfgloopmanip.c (scale_loop_profile): Likewise.
1582 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
1583 * gimple-ssa-split-paths.c
1584 (find_block_to_duplicate_for_splitting_paths): Likewise.
1585 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
1586 * expr.c (convert_move): Likewise.
1587 * var-tracking.c (vt_stack_adjustments): Likewise.
1588 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
1589 * tree-vrp.c (test_for_singularity): Likewise.
1591 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
1592 directly instead of building a temporary tree.
1594 PR bootstrap/69434
1595 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
1596 remove <algorithm> include.
1598 2016-01-22 Jakub Jelinek <jakub@redhat.com>
1600 PR target/69432
1601 * config/i386/i386.c: Include dojump.h.
1602 (expand_small_movmem_or_setmem,
1603 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
1604 fixes.
1605 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
1606 if dynamic_check != -1.
1608 2016-01-21 Jeff Law <law@redhat.com>
1610 PR middle-end/69347
1611 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
1612 record_temporary_equivalences. Rewritten to avoid unnecessary calls
1613 into dominated_by_p.
1614 (cprop_into_successor_phis): Avoid unnecessary tests.
1616 2016-01-22 Richard Henderson <rth@redhat.com>
1618 PR target/69416
1619 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
1620 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
1622 2016-01-22 Michael Matz <matz@suse.de>
1624 * system.h (string, algorithm): Include only conditionally.
1625 (new): Include always under C++.
1626 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
1627 * final.c (toplevel): Ditto.
1628 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
1629 * genconditions.c (write_header): Make gencondmd.c define
1630 INCLUDE_STRING.
1631 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
1633 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
1634 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
1636 2016-01-22 Christian Bruel <christian.bruel@st.com>
1638 PR target/68674
1639 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
1641 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1643 PR target/69403
1644 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
1645 define_insn_and_split. Ensure operands[1] and operands[0] do not
1646 get assigned the same register.
1648 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
1650 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
1652 2016-01-22 Christian Bruel <christian.bruel@st.com>
1654 * config/arm/arm-c.c (arm_pragma_target_parse):
1655 Remove warn_builtin_macro_redefined overwrite.
1657 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
1659 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
1660 flag_non_call_exceptions compatibility.
1662 2016-01-22 Jakub Jelinek <jakub@redhat.com>
1664 PR debug/66668
1665 * dwarf2out.c (add_child_die_after): New function.
1666 (dwarf_qual_info_t): New type.
1667 (dwarf_qual_info): New variable.
1668 (qualified_die_p): New function.
1669 (modified_type_die): For -fdebug-types-section, ensure
1670 canonical order of qualifiers. Put qualified DIEs adjacent
1671 to the corresponding non-qualified type DIE and search there
1672 for existing qualified DIEs.
1674 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
1676 * doc/extend.texi (scalar_storage_order type attribute): Document
1677 restriction on type punning and aliasing, and remove future tense.
1679 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
1681 PR target/69252
1682 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
1683 first stage.
1685 2016-01-21 Jeff Law <law@redhat.com>
1687 PR middle-end/69347
1688 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
1689 useless call to record_temporary_equivalences.
1690 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
1691 allocate 10 slots in the bb_path vector and let it grow as needed.
1692 (fsm_find_control_statement_thread_paths): Similarly for the next_path
1693 vector.
1695 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
1697 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
1698 Detangle.
1699 * configure: Regenerate.
1701 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
1703 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
1704 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
1706 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
1708 PR middle-end/66178
1709 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
1710 drop EXPAND_INITIALIZER.
1711 * rtl.h (contains_symbolic_reference_p): Declare.
1712 * rtlanal.c (contains_symbolic_reference_p): New function.
1713 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
1714 a subtraction into a NOT if symbolic constants are involved.
1716 2016-01-21 Anton Blanchard <anton@samba.org>
1717 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1719 PR target/63354
1720 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
1721 #define.
1722 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
1723 function.
1725 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
1727 * config/microblaze/microblaze.c
1728 (get_branch_target): New.
1729 (insert_wic_for_ilb_runout): New.
1730 (insert_wic): New.
1731 (microblaze_machine_dependent_reorg): New.
1732 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
1733 * config/microblaze/microblaze.md
1734 (UNSPEC_IPREFETCH): Define.
1735 (iprefetch): New pattern
1736 * config/microblaze/microblaze.opt
1737 (mxl-prefetch): New flag.
1739 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
1741 * config/microblaze/microblaze.h
1742 (FIXED_REGISTERS): Update in macro.
1743 (CALL_USED_REGISTERS): Update in macro.
1745 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
1747 PR rtl-optimization/68920
1748 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
1749 moves.
1751 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
1753 PR rtl-optimization/68990
1754 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
1755 pseudo instead of inheritance ones.
1757 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
1758 Nick Clifton <nickc@redhat.com>
1760 PR target/69129
1761 PR target/69012
1762 * config/mips/mips.c (mips_compute_frame_info): Initialise
1763 args_size and hard_frame_pointer_offset fields of the frame
1764 structure before calling mips_global_pointer.
1766 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
1768 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
1769 label reference.
1770 * configure: Regenerate.
1772 2016-01-21 Richard Biener <rguenther@suse.de>
1774 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
1776 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
1778 * config/s390/s390.c (s390_asm_declare_function_size): Add code
1779 to actually emit the .size directive.
1781 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
1782 Jakub Jelinek <jakub@redhat.com>
1784 PR target/69187
1785 PR target/65624
1786 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
1787 args array size by one to avoid buffer overflow.
1789 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
1791 * config/s390/s390.md (pool_section_start): Use switch_to_section
1792 to select proper read-only data section instead of hardcoding
1793 .rodata.
1794 (pool_section_end): Use switch_to_section to match the above.
1796 2016-01-21 Richard Biener <rguenther@suse.de>
1798 PR tree-optimization/69378
1799 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
1800 (set_ssa_val_to): Use it for dominance checks taking into
1801 account not executable edges.
1803 2016-01-21 Jakub Jelinek <jakub@redhat.com>
1805 PR c++/69355
1806 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
1807 for bitsize instead of GET_MODE_PRECISION (mode).
1809 2016-01-20 Martin Sebor <msebor@redhat.com>
1811 PR c/52291
1812 * extend.texi (__sync Builtins): Clarify the semantics of
1813 __sync_fetch_and_OP built-ins on pointers.
1814 (__atomic Builtins): Same.
1816 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1817 Sebastian Pop <s.pop@samsung.com>
1819 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
1820 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
1821 (is_valid_rename): Same.
1822 (translate_isl_ast_to_gimple::get_rename): Same.
1823 (translate_isl_ast_to_gimple::rename_all_uses): Same.
1824 (translate_isl_ast_to_gimple::rename_uses): Same.
1825 (get_new_name): Check for close_phi nodes.
1826 (copy_loop_phi_args): Use phi_node_kind.
1827 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
1828 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
1830 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1831 Sebastian Pop <s.pop@samsung.com>
1833 Revert commit r229783.
1834 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
1835 Remove use of parameter_rename_map.
1836 (copy_def): Remove.
1837 (copy_internal_parameters): Remove.
1838 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
1839 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
1840 (free_sese_info): Do not free parameter_rename_map.
1841 (set_rename): Do not use parameter_rename_map.
1842 (rename_uses): Update call to set_rename.
1843 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
1844 * sese.h (parameter_rename_map_t): Remove.
1845 (struct sese_info_t): Remove field parameter_rename_map.
1847 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1848 Sebastian Pop <s.pop@samsung.com>
1850 * graphite-isl-ast-to-gimple.c: Fix comment.
1851 * graphite-scop-detection.c (defined_in_loop_p): New.
1852 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
1853 names defined in loop.
1855 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1856 Sebastian Pop <s.pop@samsung.com>
1858 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
1859 Discard unstructured if-then-else regions.
1861 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1862 Sebastian Pop <s.pop@samsung.com>
1864 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
1865 (cleanup_loop_iter_dom): Remove.
1866 (build_loop_iteration_domains): Remove.
1867 (build_scop_context): Remove.
1868 (build_scop_iteration_domain): Remove.
1869 (add_loop_constraints): New.
1870 (build_iteration_domains): New.
1871 (build_poly_scop): Call build_iteration_domains.
1873 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1874 Sebastian Pop <s.pop@samsung.com>
1876 * graphite-scop-detection.c
1877 (scop_detection::harmful_loop_in_region): Free dom and loops.
1878 (scop_detection::loop_body_is_valid_scop): Free bbs.
1880 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1881 Sebastian Pop <s.pop@samsung.com>
1883 * graphite-scop-detection.c (record_loop_in_sese): New.
1884 (gather_bbs::before_dom_children): Call record_loop_in_sese.
1885 (build_scops): Remove call to build_sese_loop_nests.
1886 * sese.c (sese_record_loop): Remove.
1887 (build_sese_loop_nests): Remove.
1888 (new_sese_info): Remove region->loops.
1889 (free_sese_info): Same.
1890 * sese.h (sese_contains_loop): Same.
1891 (build_sese_loop_nests): Remove.
1892 (sese_contains_loop): Remove.
1894 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1895 Sebastian Pop <s.pop@samsung.com>
1897 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
1898 loop_is_valid_in_scop.
1899 (scop_detection::harmful_stmt_in_region): Renamed
1900 harmful_loop_in_region.
1901 Call loop_is_valid_in_scop.
1903 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1904 Sebastian Pop <s.pop@samsung.com>
1906 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
1907 isl_ast_node_mark.
1909 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1910 Sebastian Pop <s.pop@samsung.com>
1912 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
1913 * graphite.h (struct poly_bb): Remove field is_reduction.
1914 (PBB_IS_REDUCTION): Remove.
1916 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
1917 Sebastian Pop <s.pop@samsung.com>
1919 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
1920 (add_pdr_constraints): Same.
1921 (scop_get_reads): Same.
1922 (scop_get_must_writes): Same.
1923 (scop_get_may_writes): Same.
1924 (scop_get_original_schedule): Same.
1925 (extend_schedule): Same.
1926 (apply_schedule_on_deps): Same.
1927 (carries_deps): Same.
1928 (compute_deps): Same.
1929 (scop_get_dependences): Same.
1930 * graphite-isl-ast-to-gimple.c
1931 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
1932 * graphite-optimize-isl.c (get_schedule_for_band): Same.
1933 (get_schedule_for_band_list): Same.
1934 (get_schedule_map): Same.
1935 (apply_schedule_map_to_scop): Same.
1936 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1937 (build_loop_iteration_domains): Same.
1938 (add_condition_to_pbb): Same.
1939 (add_param_constraints): Same.
1940 (pdr_add_memory_accesses): Same.
1941 (pdr_add_data_dimensions): Same.
1943 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
1945 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
1946 requirements.
1948 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
1950 * common.opt (feliminate-dwarf2-dups): Replace references to
1951 "DWARF 2" with just "DWARF".
1952 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
1953 * doc/extend.texi: Likewise.
1954 * doc/cpp.texi: Likewise.
1955 * doc/invoke.texi: Likewise.
1956 (Option Summary): Add -gdwarf to list of Debugging Options.
1957 (Debugging Options): Document -gdwarf.
1958 * doc/contrib.texi: Spell "DWARF" like that.
1960 2016-01-21 Jakub Jelinek <jakub@redhat.com>
1962 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
1963 warning. Fix up formatting.
1965 PR middle-end/67653
1966 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
1967 attempt to mark memory input operand addressable and
1968 call prepare_gimple_addressable in that case. Don't adjust
1969 input_location for diagnostics, use error_at instead.
1971 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
1973 * config/rs6000/ppc-auxv.h: New file.
1974 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
1975 (cpu_is): Likewise.
1976 (cpu_supports): Likewise.
1977 * config/rs6000/rs6000.c: include "ppc-auxv.h".
1978 (cpu_is_info): New variable.
1979 (cpu_supports_info): Likewise.
1980 (tcb_verification_symbol): Likewise.
1981 (cpu_builtin_p): Likewise.
1982 (cpu_expand_builtin): New function.
1983 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
1984 (rs6000_init_builtins): Likewise.
1985 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
1986 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
1987 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
1988 * configure: Regenerate.
1989 * config.in: Likewise.
1990 * doc/extend.texi (PowerPC Built-in Functions): Document
1991 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
1993 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
1995 PR target/68609
1996 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
1997 domain check.
1998 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
1999 for V4SFmode.
2001 2016-01-20 Richard Henderson <rth@redhat.com>
2003 PR bootstrap/69343
2004 PR bootstrap/69339
2005 PR tree-opt/68964
2006 Revert:
2007 * tree.c (tm_define_builtin): New.
2008 (find_tm_vector_type): New.
2009 (build_tm_vector_builtins): New.
2010 (build_common_builtin_nodes): Call it.
2012 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
2014 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
2015 (arm_fp_ok): Likewise.
2016 (arm_fp): Likewise.
2017 (arm_crypto): Likewise.
2019 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
2020 Richard Biener <rguenther@suse.de>
2022 PR tree-optimization/69328
2023 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
2024 vectors have same number of elements.
2025 (vectorizable_condition): Fix masked version recognition.
2027 2016-01-20 Richard Biener <rguenther@suse.de>
2029 PR tree-optimization/69345
2030 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
2031 (VN_INFO_PTR_INFO): Likewise.
2032 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
2033 info when it is equal between non-dominating SSA names.
2034 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2035 Make sure to look at original SSA infos.
2037 2016-01-20 Jeff Law <law@redhat.com>
2039 PR target/25114
2040 * config/m68k/predicates.md (pow2_m1_operand): New predicate
2041 extracted from ...
2042 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
2043 (pc_or_label_operand): New predicate.
2044 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
2045 tests for small integers that are 2^n - 1.
2047 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
2049 * doc/invoke.texi (Options Summary): Add '.' after @xref.
2051 2016-01-19 Jeff Law <law@redhat.com>
2053 PR middle-end/69347
2054 * tree-ssa-threadbackwards.c
2055 (fsm_find_control_statement_thread_paths): Do not try to lookup
2056 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
2058 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
2060 * doc/lto.texi: Remove text that says only Gold has linker plugin
2061 support.
2063 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
2065 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
2066 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
2067 the DIE accordingly.
2068 (modified_type_die): Add REVERSE parameter and pass it recursively,
2069 as well as to base_type_die. Adjust presence check accordingly.
2070 (base_type_for_mode): Adjust call to modified_type_die.
2071 (add_type_attribute): Add REVERSE parameter and pass it to
2072 modified_type_die.
2073 (generic_parameter_die): Adjust call to add_type_attribute.
2074 (add_scalar_info): Likewise.
2075 (add_subscript_info): Likewise.
2076 (gen_array_type_die): Likewise.
2077 (gen_descr_array_type_die): Likewise.
2078 (gen_entry_point_die): Likewise.
2079 (gen_enumeration_type_die): Likewise.
2080 (gen_formal_parameter_die): Likewise.
2081 (gen_subprogram_die): Likewise.
2082 (gen_variable_die ): Likewise.
2083 (gen_const_die): Likewise.
2084 (gen_field_die): Likewise.
2085 (gen_pointer_type_die): Likewise.
2086 (gen_reference_type_die): Likewise.
2087 (gen_ptr_to_mbr_type_die): Likewise.
2088 (gen_inheritance_die): Likewise.
2089 (gen_subroutine_type_die): Likewise.
2090 (gen_typedef_die): Likewise.
2091 (force_type_die): Adjust call to modified_type_die.
2093 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
2095 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
2096 flow throughout the file. Fix broken link to Objective-C 2.0
2097 documentation.
2098 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
2099 errors.
2101 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2103 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
2105 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2107 PR ipa/66223
2108 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
2109 (maybe_record_node): Record cxa_pure_virtual as the only possible
2110 target if there are not ohter candidates.
2111 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
2113 2016-01-19 Richard Biener <rguenther@suse.de>
2115 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
2116 (get_memory_order): Likewise.
2118 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
2120 * tree-vect-stmts.c (vectorizable_store): Check
2121 rhs vectype.
2123 2016-01-19 David Malcolm <dmalcolm@redhat.com>
2125 PR jit/68446
2126 * gcc.c (driver::decode_argv): Add call to
2127 init_opts_obstack before init_options_struct.
2128 * opts.c (init_opts_obstack): Remove idempotency.
2129 (init_options_struct): Replace call to init_opts_obstack
2130 with a gcc_assert to verify that it has already been called.
2131 * toplev.c (toplev::main): Add call to init_opts_obstack before
2132 calls to init_options_struct.
2133 (toplev::finalize): Move cleanup of opts_obstack next to
2134 cleanup of save_decoded_options, clearing the latter, and
2135 save_decoded_options_count.
2137 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2139 PR target/69135
2140 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
2141 attribute to unconditional. Remove %? from output template.
2143 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2144 Jiong Wang <jiong.wang@arm.com>
2146 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
2147 generated from different expand order.
2149 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2151 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
2152 Add support for CCMP costing.
2154 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2156 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
2157 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
2158 (fccmpe<mode>): Likewise.
2159 (fcmp): Rename to fcmp and globalize pattern.
2160 (fcmpe): Likewise.
2161 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
2162 (aarch64_gen_ccmp_next): Add FP support.
2164 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
2166 * target.def (gen_ccmp_first): Update documentation.
2167 (gen_ccmp_next): Likewise.
2168 * doc/tm.texi (gen_ccmp_first): Update documentation.
2169 (gen_ccmp_next): Likewise.
2170 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
2171 expand_ccmp_expr_1. Improve comments.
2172 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
2173 (ccmp_ior<mode>): Remove pattern.
2174 (cmp<mode>): Remove expand.
2175 (cmp): Globalize pattern.
2176 (cstorecc4): Use cc_register.
2177 (mov<mode>cc): Remove ccmp_cc_register check.
2178 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
2179 Simplify after removal of CC_DNE/* modes.
2180 (aarch64_ccmp_mode_to_code): Remove.
2181 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
2182 In 'k' case use integer as condition.
2183 (aarch64_nzcv_codes): Remove inverted cases.
2184 (aarch64_code_to_ccmode): Remove.
2185 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
2186 comparison with CC register to be used in folowing CCMP/branch/CSEL.
2187 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
2188 pattern. Return the comparison with CC register. Invert conditions
2189 when bitcode is OR.
2190 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
2191 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
2193 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2195 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
2196 instrumented_version.
2198 2016-01-19 Richard Biener <rguenther@suse.de>
2200 PR tree-optimization/69336
2201 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
2202 handled components with get_ref_base_and_extent.
2203 (equal_mem_array_ref_p): Adjust.
2205 2016-01-19 Jakub Jelinek <jakub@redhat.com>
2207 PR debug/65779
2208 * shrink-wrap.c: Include valtrack.h.
2209 (move_insn_for_shrink_wrap): Add DEBUG argument. If
2210 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
2211 in between insn and where it will be moved to. Call
2212 dead_debug_insert_temp.
2213 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
2214 first and dead_debug_local_finish at the end.
2215 For uses and defs bitmap, handle all regs in between REGNO and
2216 END_REGNO, not just the first one.
2218 2016-01-19 Richard Biener <rguenther@suse.de>
2220 PR tree-optimization/69352
2221 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
2222 (equal_mem_array_ref_p): Constrain size and max size properly.
2223 Compare the reverse flag.
2225 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
2227 * ira.c (ira): Update regstat data if we deleted insns.
2229 2016-01-19 Jakub Jelinek <jakub@redhat.com>
2231 PR rtl-optimization/68955
2232 PR rtl-optimization/64557
2233 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
2234 here. Fix up formatting.
2235 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
2237 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2239 PR lto/69133
2240 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
2241 assume that the node has body.
2242 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
2243 check.
2245 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2247 * lto-streamer-out.c (lto_output): Do not stream instrumentation
2248 thunks.
2250 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
2252 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
2253 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
2255 2016-01-19 Martin Jambor <mjambor@suse.cz>
2256 Martin Liska <mliska@suse.cz>
2257 Michael Matz <matz@suse.de>
2259 * Makefile.in (OBJS): Add new source files.
2260 (GTFILES): Add hsa.c.
2261 * common.opt (disable_hsa): New variable.
2262 (-Whsa): New warning.
2263 * config.in (ENABLE_HSA): New.
2264 * configure.ac: Treat hsa differently from other accelerators.
2265 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
2266 $enable_offloading.
2267 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
2268 * doc/install.texi (Configuration): Document --with-hsa-runtime,
2269 --with-hsa-runtime-include, --with-hsa-runtime-lib and
2270 --with-hsa-kmt-lib.
2271 * doc/invoke.texi (-Whsa): Document.
2272 (hsa-gen-debug-stores): Likewise.
2273 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
2274 to invoke offload compiler for hsa acclerator.
2275 * opts.c (common_handle_option): Determine whether HSA offloading
2276 should be performed.
2277 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
2278 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
2279 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
2280 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
2281 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
2282 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
2283 GF_OMP_FOR_KIND_GRID_LOOP.
2284 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
2285 (pp_gimple_stmt_1): Likewise.
2286 * gimple-walk.c (walk_gimple_stmt): Likewise.
2287 * gimple.c (gimple_build_omp_grid_body): New function.
2288 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
2289 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
2290 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
2291 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
2292 GF_OMP_TEAMS_GRID_PHONY.
2293 (gimple_statement_omp_single_layout): Updated comments.
2294 (gimple_build_omp_grid_body): New function.
2295 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
2296 (gimple_omp_for_grid_phony): New function.
2297 (gimple_omp_for_set_grid_phony): Likewise.
2298 (gimple_omp_parallel_grid_phony): Likewise.
2299 (gimple_omp_parallel_set_grid_phony): Likewise.
2300 (gimple_omp_teams_grid_phony): Likewise.
2301 (gimple_omp_teams_set_grid_phony): Likewise.
2302 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
2303 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
2304 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
2305 (BUILT_IN_GOMP_TARGET): Updated type.
2306 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
2307 (adjust_for_condition): New function.
2308 (get_omp_for_step_from_incr): Likewise.
2309 (extract_omp_for_data): Moved parts to adjust_for_condition and
2310 get_omp_for_step_from_incr.
2311 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
2312 (fixup_child_record_type): Bail out if receiver_decl is NULL.
2313 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
2314 (scan_omp_parallel): Do not create child functions for phony
2315 constructs.
2316 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
2317 (scan_omp_1_op): Checking assert we are not remapping to
2318 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
2319 (parallel_needs_hsa_kernel_p): New function.
2320 (expand_parallel_call): Register apprpriate parallel child
2321 functions as HSA kernels.
2322 (grid_launch_attributes_trees): New type.
2323 (grid_attr_trees): New variable.
2324 (grid_create_kernel_launch_attr_types): New function.
2325 (grid_insert_store_range_dim): Likewise.
2326 (grid_get_kernel_launch_attributes): Likewise.
2327 (get_target_argument_identifier_1): Likewise.
2328 (get_target_argument_identifier): Likewise.
2329 (get_target_argument_value): Likewise.
2330 (push_target_argument_according_to_value): Likewise.
2331 (get_target_arguments): Likewise.
2332 (expand_omp_target): Call get_target_arguments instead of looking
2333 up for teams and thread limit.
2334 (grid_expand_omp_for_loop): New function.
2335 (grid_arg_decl_map): New type.
2336 (grid_remap_kernel_arg_accesses): New function.
2337 (grid_expand_target_kernel_body): New function.
2338 (expand_omp): Call it.
2339 (lower_omp_for): Do not emit phony constructs.
2340 (lower_omp_taskreg): Do not emit phony constructs but create for them
2341 a temporary variable receiver_decl.
2342 (lower_omp_taskreg): Do not emit phony constructs.
2343 (lower_omp_teams): Likewise.
2344 (lower_omp_grid_body): New function.
2345 (lower_omp_1): Call it.
2346 (grid_reg_assignment_to_local_var_p): New function.
2347 (grid_seq_only_contains_local_assignments): Likewise.
2348 (grid_find_single_omp_among_assignments_1): Likewise.
2349 (grid_find_single_omp_among_assignments): Likewise.
2350 (grid_find_ungridifiable_statement): Likewise.
2351 (grid_target_follows_gridifiable_pattern): Likewise.
2352 (grid_remap_prebody_decls): Likewise.
2353 (grid_copy_leading_local_assignments): Likewise.
2354 (grid_process_kernel_body_copy): Likewise.
2355 (grid_attempt_target_gridification): Likewise.
2356 (grid_gridify_all_targets_stmt): Likewise.
2357 (grid_gridify_all_targets): Likewise.
2358 (execute_lower_omp): Call grid_gridify_all_targets.
2359 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
2360 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
2361 (tree_omp_clause): Added union field dimension.
2362 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
2363 * tree.c (omp_clause_num_ops): Added number of arguments of
2364 OMP_CLAUSE__GRIDDIM_.
2365 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
2366 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
2367 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
2368 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
2369 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
2370 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
2371 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
2372 * tree-pass.h (make_pass_gen_hsail): Declare.
2373 (make_pass_ipa_hsa): Likewise.
2374 * ipa-hsa.c: New file.
2375 * lto-section-in.c (lto_section_name): Add hsa section name.
2376 * lto-streamer.h (lto_section_type): Add hsa section.
2377 * timevar.def (TV_IPA_HSA): New.
2378 * hsa-brig-format.h: New file.
2379 * hsa-brig.c: New file.
2380 * hsa-dump.c: Likewise.
2381 * hsa-gen.c: Likewise.
2382 * hsa.c: Likewise.
2383 * hsa.h: Likewise.
2384 * toplev.c (compile_file): Call hsa_output_brig.
2385 * hsa-regalloc.c: New file.
2387 2016-01-18 Jeff Law <law@redhat.com>
2389 PR tree-optimization/69320
2390 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
2391 ranged object, do nothing if the RHS constant is not [0..1].
2392 (optimize_stmt): Comparing a boolean ranged object against a
2393 constant outside [0..1] results in a compile-time constant.
2395 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
2396 test.
2398 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
2400 * doc/invoke.texi (Invoking GCC): Add new section to menu.
2401 (Option Summary): Update to reflect new section and moved options.
2402 (C++ Dialect Options): Move -fstats to new section.
2403 (Debugging Options): Move all dump, statistics, and other GCC
2404 developer options to new section. Rewrite section introduction
2405 and re-order remaining options to put the more basic ones first.
2406 (Optimization Options): Move -fira-verbose and -flto-report* to
2407 new section.
2408 (Developer Options): New section incorporating moved options.
2409 * doc/cppopts.texi (-dM): Update cross-reference.
2411 2016-01-18 Richard Henderson <rth@redhat.com>
2413 PR target/69176
2414 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
2415 operands to pseudo only if CSE is expected. Split long immediate
2416 operands only after reload, and for the stack pointer.
2417 (*add<GPI>3_pluslong): Remove.
2418 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
2419 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
2420 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
2421 (*add<GPI>3 peepholes): New.
2422 (*add<GPI>3 splitters): New.
2423 * config/aarch64/constraints.md (Upl): New.
2424 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
2426 2016-01-18 Richard Biener <rguenther@suse.de>
2428 PR tree-optimization/69297
2429 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
2430 stmt at most once.
2431 (vect_bb_vectorization_profitable_p): Clear visited flag again.
2433 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
2435 PR middle-end/68542
2436 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
2437 of mixind vector and scalar types.
2438 (fold_relational_const): Add handling of vector
2439 comparison with boolean result.
2440 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
2441 comparison of vector operands with boolean result for EQ/NE only.
2442 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
2443 (verify_gimple_cond): Likewise.
2444 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
2445 valid type of VAL.
2447 2016-01-18 Joseph Myers <joseph@codesourcery.com>
2449 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
2450 !TARGET_OCTEON.
2452 2016-01-18 Richard Biener <rguenther@suse.de>
2454 PR middle-end/69308
2455 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
2457 2016-01-18 Tom de Vries <tom@codesourcery.com>
2459 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
2461 2016-01-18 Tom de Vries <tom@codesourcery.com>
2463 * omp-low.c (set_oacc_fn_attrib): Make extern.
2464 * omp-low.h (set_oacc_fn_attrib): Declare.
2465 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
2466 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
2467 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
2468 Add and handle function parameter oacc_kernels_p.
2469 (find_reduc_addr, get_omp_data_i_param): New function.
2470 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
2471 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
2472 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
2473 Calculate dominance info. Skip loops that are not in a kernels region
2474 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
2475 (pass_parallelize_loops::execute): Call parallelize_loops with
2476 oacc_kernels_p argument.
2477 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
2478 New member function.
2479 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
2480 * passes.def: Add argument to pass_parallelize_loops instantation.
2482 2016-01-18 Tom de Vries <tom@codesourcery.com>
2484 * tree-parloops.c (pass_parallelize_loops::execute): Allow
2485 pass_parallelize_loops to be run outside the loop pipeline.
2487 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2489 * tree-scalar-evolution.c (follow_copies_to_constant): New.
2490 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
2492 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2494 PR target/63679
2495 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
2496 using get_ref_base_and_extent.
2497 (equal_mem_array_ref_p): New.
2498 (hashable_expr_equal_p): Add call to previous.
2500 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
2502 PR target/63679
2503 * tree-sra.c (disqualified_constants, constant_decl_p): New.
2504 (sra_initialize): Allocate disqualified_constants.
2505 (sra_deinitialize): Free disqualified_constants.
2506 (disqualify_candidate): Update disqualified_constants when appropriate.
2507 (create_access): Scan for constant-pool entries as we go along.
2508 (scalarizable_type_p): Add check against type_contains_placeholder_p.
2509 (maybe_add_sra_candidate): Allow constant-pool entries.
2510 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
2511 (initialize_constant_pool_replacements): New.
2512 (sra_modify_assign): Avoid mangling assignments created by previous,
2513 and don't generate writes into constant pool.
2514 (sra_modify_function_body): Call initialize_constant_pool_replacements.
2516 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
2518 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
2519 andnot instruction.
2520 (scalar_chain::convert_op): Likewise.
2521 * config/i386/i386.md (*andndi3_doubleword): New.
2523 2016-01-18 Richard Biener <rguenther@suse.de>
2525 PR tree-optimization/69170
2526 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
2527 building a vector from scalar results of a pattern stmt.
2529 2016-01-18 Jakub Jelinek <jakub@redhat.com>
2531 * haifa-sched.c (autopref_multipass_init): Work around
2532 -Wmaybe-uninitialized warning.
2534 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
2536 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
2537 against the constant 0.
2539 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2541 PR tree-optimization/68799
2542 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
2543 look up phi candidates in the statement-candidate map.
2544 (phi_add_costs): Likewise.
2545 (record_phi_increments): Likewise.
2546 (phi_incr_cost): Likewise.
2547 (ncd_with_phi): Likewise.
2548 (all_phi_incrs_profitable): Likewise.
2550 2016-01-17 Jakub Jelinek <jakub@redhat.com>
2552 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
2553 -Wmaybe-uninitialized warning.
2555 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
2557 * doc/invoke.texi (Invoking GCC): Add new section to menu.
2558 (Option Summary): Update to reflect new section and moved options.
2559 (C++ Dialect Options): Move -fvtable-verify and related options.
2560 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
2561 and profiling-related options.
2562 (Optimization Options): Move profile generation options and
2563 -fstack-protector and related options.
2564 (Instrumentation Options): New section incorporating moved options.
2565 (Code Generation Options): Move -finstrument-functions and
2566 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
2568 2016-01-16 Tom de Vries <tom@codesourcery.com>
2570 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
2572 2016-01-16 Tom de Vries <tom@codesourcery.com>
2574 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
2576 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
2578 * hash-table.h (hash_table::empty): Turn into an inline wrapper
2579 that checks whether the table is already empty. Rename the
2580 original implementation to...
2581 (hash_table::empty_slot): ...this new private function.
2583 2016-01-15 David Malcolm <dmalcolm@redhat.com>
2585 PR diagnostic/68899
2586 * diagnostic-show-locus.c (layout::print_source_line): Move x
2587 offset of line until after call to
2588 get_line_width_without_trailing_whitespace.
2590 2016-01-15 Jeff Law <law@redhat.com>
2592 PR tree-optimization/69270
2593 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
2594 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
2595 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
2596 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
2597 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
2598 ssa_name_has_boolean_range and constant_boolean_node.
2600 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
2602 PR rtl-optimization/69030
2603 * lra-spills.c (remove_pseudos): Check nrefs and make the function
2604 returning bool.
2605 (spill_pseudos): Delete debug insn for dead pseudo.
2606 (lra_spill): Initiate spill_hard_reg and slots memory separately.
2608 2016-01-15 Jiong Wang <jiong.wang@arm.com>
2610 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
2611 New.
2612 (TYPES_UNOPUS): Likewise.
2613 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
2614 builtin type, from UNOP to UNOPUS.
2615 (lbtruncuv4sf): Likewise.
2616 (lbtruncuv2df): Likewise.
2617 (lrounduv2sf): Likewise.
2618 (lrounduv4sf): Likewise.
2619 (lrounduv2df): Likewise.
2620 (lroundusf): Likewise.
2621 (lroundusf): Likewise.
2622 (lceiluv2sf): Likewise.
2623 (lceiluv4sf): Likewise.
2624 (lceiluv2df): Likewise.
2625 (lceilusf): Likewise.
2626 (lceiludf): Likewise.
2627 (lflooruv2sf): Likewise.
2628 (lflooruv4sf): Likewise.
2629 (lflooruv2df): Likewise.
2630 (lfloorusf): Likewise.
2631 (lfloorudf): Likewise.
2632 (lfrintnuv2sf): Likewise.
2633 (lfrintnuv4sf): Likewise.
2634 (lfrintnuv2df): Likewise.
2635 (lfrintnusf): Likewise.
2636 (lfrintnudf): Likewise.
2637 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
2638 conversion.
2639 (vcvtq_u32_f32): Likewise.
2640 (vcvtq_u64_f64): Likewise.
2641 (vcvta_u32_f32): Likewise.
2642 (vcvtaq_u32_f32): Likewise.
2643 (vcvtaq_u64_f64): Likewise.
2644 (vcvtm_u32_f32): Likewise.
2645 (vcvtmq_u32_f32): Likewise.
2646 (vcvtmq_u64_f64): Likewise.
2647 (vcvtn_u32_f32): Likwise.
2648 (vcvtnq_u32_f32): Likewise.
2649 (vcvtnq_u64_f64): Likewise.
2650 (vcvtp_u32_f32): Likewise.
2651 (vcvtpq_u32_f32): Likewise.
2652 (vcvtpq_u64_f64): Likewise.
2653 (vcvtmd_u64_f64): Likewise.
2654 (vcvtms_u32_f32): Likewise.
2655 (vcvtad_u64_f64): Likewise.
2656 (vcvtas_u32_f32): Likewise.
2657 (vcvtnd_u64_f64): Likewise.
2658 (vcvtns_u32_f32): Likewise.
2659 (vcvtpd_u64_f64): Likewise.
2660 (vcvtps_u32_f32): Likewise.
2662 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2664 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
2665 CSEL of zero_extended registers.
2667 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2669 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
2670 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
2672 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2674 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
2675 false when argument string is not found in the attributes table
2676 at all.
2678 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
2680 PR target/68609
2681 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
2682 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
2683 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
2684 precision estimate.
2686 2016-01-15 Richard Biener <rguenther@suse.de>
2688 PR tree-optimization/66856
2689 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
2690 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
2691 (vect_create_new_slp_node): Increment stmt reference count.
2692 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
2693 an SLP tree before swapping operands.
2694 (vect_build_slp_tree): Likewise.
2695 (destroy_bb_vec_info): Free stmt info after SLP instances.
2696 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
2697 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
2698 (STMT_VINFO_NUM_SLP_USES): New macro.
2700 2016-01-15 Richard Biener <rguenther@suse.de>
2702 PR debug/69137
2703 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
2704 (add_linkage_name): ... here.
2705 (gen_typedef_die): Use add_linkage_name_raw instead of
2706 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
2707 if necessary.
2709 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
2711 * gimplify.c (oacc_default_clause): Decode reference and pointer
2712 types for both kernels and parallel regions.
2714 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
2716 PR middle-end/69246
2717 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
2719 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
2721 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
2722 (convert_scalars_to_vector): Likewise.
2724 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
2726 * doc/extend.texi (Type Traits): Fix grammar.
2728 2016-01-15 Martin Jambor <mjambor@suse.cz>
2730 * tree-inline.c (remap_decl): Use existing dclarations if
2731 remapping a type and prevent_decl_creation_for_types.
2732 (replace_locals_stmt): Do an initial remapping of non-VLA typed
2733 decls first. Do real remapping with
2734 prevent_decl_creation_for_types set.
2735 * tree-inline.h (copy_body_data): New field
2736 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
2737 padding.
2739 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
2741 * config/s390/s390.opt (mmvcle): More verbose help text.
2743 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
2745 * config/s390/s390.opt: Add period to -mzvector option text.
2747 2016-01-15 Richard Biener <rguenther@suse.de>
2749 PR tree-optimization/68961
2750 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
2751 of invariants in stores again.
2753 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
2755 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
2757 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
2759 * config/i386/i386.c (ix86_expand_branch): Don't split
2760 DI mode xor instruction to SI mode.
2762 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
2764 PR ipa/68148
2765 * ipa-icf.c (sem_function::merge): Virtual functions may become
2766 reachable even if they address is not taken and there are no
2767 idrect calls.
2769 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
2771 * lto-streamer-out.c (subtract_estimated_size): New function.
2772 (get_symbol_initial_value): Use it.
2774 2016-01-15 Christian Bruel <christian.bruel@st.com>
2776 PR target/65837
2777 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
2778 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
2779 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
2780 use add_builtin_function_ext_scope instead of add_builtin_function.
2781 (neon_set_p, neon_crypto_set_p): Remove.
2782 (arm_init_builtins): Always call arm_init_neon_builtins and
2783 arm_init_crypto_builtins.
2784 (arm_expand_builtin): Check that builtins are allowed for the arch.
2785 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
2786 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
2787 arm_init_neon_builtins call.
2789 2016-01-15 Richard Biener <rguenther@suse.de>
2791 PR tree-optimization/69117
2792 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
2793 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
2794 of the leader conservatively.
2795 (free_scc_vn): Restore original SSA name infos.
2797 2016-01-14 Jeff Law <law@redhat.com>
2799 PR tree-optimization/69270
2800 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
2801 single bit of precision, verify it's also unsigned.
2802 (record_edge_info): Use constant_boolean_node rather than fold_convert
2803 to convert boolean_true/boolean_false to the right type.
2805 2016-01-14 Richard Henderson <rth@redhat.com>
2807 PR rtl-opt/69014
2808 * loop-doloop.c (record_reg_sets): New.
2809 (doloop_optimize): Reject the transform if the sequence
2810 clobbers registers live at the end of the loop block.
2811 (doloop_optimize_loops): Enable df_live if needed.
2813 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2815 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
2816 * gcc/config/rs6000/rs6000.c: Likewise.
2817 * gcc/config/rs6000/rs6000.h: Likewise.
2818 * gcc/config/rs6000/rs6000.md: Likewise.
2819 * gcc/doc/extend.texi: Likewsie.
2821 2016-01-14 Jeff Law <law@redhat.com>
2823 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
2824 typo.
2826 2016-01-14 Richard Henderson <rth@redhat.com>
2828 PR c/69272
2829 PR tree-opt/68964
2830 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
2831 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
2832 instead of builtin_decl_declared_p to test for declaration.
2834 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
2836 * doc/loop.texi (Loop Analysis and Representation): Document
2837 loop_depth function.
2839 2016-01-14 Tom de Vries <tom@codesourcery.com>
2841 PR tree-optimization/68773
2842 * omp-low.c (expand_omp_target): Don't set force_output.
2843 * varpool.c (varpool_node::get_create): Same.
2844 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
2845 offload_funcs with force_output.
2847 2016-01-14 Jakub Jelinek <jakub@redhat.com>
2849 PR debug/69244
2850 * lra-eliminations.c (move_plus_up): Don't change anything if either
2851 the outer or inner subreg mode is not MODE_INT.
2852 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
2853 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
2855 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
2857 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
2858 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
2859 reduc_uplus_@var{m}): Remove.
2860 * expr.c (expand_expr_real_2): Remove expansion path for
2861 reduc_[us](min|max|plus) optabs.
2862 * optabs-tree.c (scalar_reduc_to_vector): Remove.
2863 * optabs-tree.h (scalar_reduc_to_vector): Remove.
2864 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
2865 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
2866 * tree-vect-loop.c (vectorizable_reduction): Remove test for
2867 reduc_[us](min|max|plus) optabs.
2869 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
2871 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
2872 (reduc_plus_scal_v2sf): New.
2873 (reduc_smax_v2sf): Rename to...
2874 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
2875 (reduc_smin_v2sf): Rename to...
2876 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
2878 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
2880 * alias.c (compare_base_symbol_refs): New function.
2881 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
2882 it.
2884 2016-01-14 Jakub Jelinek <jakub@redhat.com>
2886 PR middle-end/68146
2887 PR tree-optimization/69155
2888 * tree-complex.c: Include cfganal.h.
2889 (phis_to_revisit): New variable.
2890 (extract_component): Add phiarg_p argument. Assert that returned
2891 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
2892 (update_phi_components): Partly rewrite to use loop over real/imag
2893 components instead of code duplication. If extract_component returns
2894 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
2895 create_tmp_reg into the PHI node instead, and mention the phi triplet
2896 in phis_to_revisit.
2897 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
2898 in phis_to_revisit at the end.
2900 2016-01-14 Richard Biener <rguenther@suse.de>
2902 PR tree-optimization/68060
2903 * tree-vect-loop.c (vect_is_simple_reduction): Check the
2904 outer loop reduction is only used in the inner loop before
2905 detecting a double reduction.
2907 2016-01-14 Jakub Jelinek <jakub@redhat.com>
2909 PR target/68269
2910 * combine.c (expand_field_assignment): Punt if compute_mode is
2911 unsupported scalar mode.
2913 2016-01-14 Richard Biener <rguenther@suse.de>
2915 PR tree-optimization/66856
2916 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
2917 SLP node only if it built successfully.
2918 (vect_analyze_slp_instance): Adjust.
2920 2016-01-14 Jeff Law <law@redhat.com>
2922 PR tree-optimization/69270
2923 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
2924 (record_edge_info): Use it. Convert boolean_{true,false}_node
2925 to the type of op0.
2927 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
2929 PR ipa/66487
2930 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
2931 use block_ultimate_origin
2932 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
2934 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
2936 * doc/invoke.texi (Submodel Options): Rename section to
2937 "Machine-Dependent Options" to better reflect its content.
2938 Rewrite introductory text to remove archaic CPU names.
2939 Update references.
2941 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
2943 * doc/invoke.texi (Code Gen Options): Move section up in file,
2944 before target-specific options. Update menu and option summary
2945 to reflect the new section ordering.
2947 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
2949 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
2950 (C++ Dialect Options): Add cross-reference to -std option.
2951 * doc/standards.texi (C++ Language): Document C++14 support.
2953 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2955 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
2956 for pack/unpack functions for __ibm128.
2957 (PACK_IF): Likewise.
2958 (UNPACK_IF): Likewise.
2960 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
2961 support for __ibm128 pack/unpack functions.
2962 (rs6000_invalid_builtin): Likewise.
2963 (rs6000_init_builtins): Likewise.
2964 (rs6000_opt_masks): Likewise.
2966 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
2967 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
2968 functions
2969 (RS6000_BTM_COMMON): Likewise.
2971 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
2972 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
2973 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
2974 128-bit floating point. Add support for the double values to be
2975 in Altivec registers for TF/IF packing and unpacking, but restrict
2976 TD packing sub-fields to be FPR registers. Don't allow overlapped
2977 register support for packing. Allow pack inputs to be memory
2978 locations. Don't build generator functions for unpack<mode>_dm
2979 and unpack<mode>_nodm.
2980 (unpack<mode>_dm): Likewise.
2981 (unpack<mode>_nodm): Likewise.
2982 (pack<mode>): Likewise.
2984 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
2985 built-in functions to pack/unpack explicit __ibm128 values.
2986 (__builtin_unpack_ibm128): Likewise.
2988 * doc/extend.texi (PowerPC Built-in Functions): Document
2989 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
2991 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
2993 PR c/66208
2994 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
2995 Add new arg loc and pass it down as context.
2996 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
2997 to the location to use for the warning.
2998 (check_function_arguments): New arg loc. All callers changed. Pass
2999 it to check_function_nonnull.
3000 * c-common.h (check_function_arguments): Adjust declaration.
3002 2016-01-13 Jakub Jelinek <jakub@redhat.com>
3004 PR tree-optimization/69156
3005 * gimple.c (validate_type): Removed.
3006 (gimple_builtin_call_types_compatible_p): Use
3007 useless_type_conversion_p instead of validate_type.
3008 * value-prof.c (gimple_stringop_fixed_value): Fold
3009 icall_size to correct type.
3011 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
3013 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
3014 effects.
3016 2016-01-13 Richard Henderson <rth@redhat.com>
3018 PR tree-opt/68964
3019 * target.def (builtin_tm_load, builtin_tm_store): Remove.
3020 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
3021 (ix86_builtin_tm_store): Remove.
3022 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3023 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3024 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
3025 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
3026 * doc/tm.texi: Rebuild.
3028 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
3029 (BUILT_IN_TM_MEMCPY_RTWN): New.
3030 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
3031 fallback from vector to integer helpers.
3032 (build_tm_load): Handle vector types directly, instead of
3033 via target hook.
3034 (build_tm_store): Likewise.
3035 (expand_assign_tm): Prepare for register types not handled by
3036 the above. Copy them to memory and use memcpy.
3037 * tree.c (tm_define_builtin): New.
3038 (find_tm_vector_type): New.
3039 (build_tm_vector_builtins): New.
3040 (build_common_builtin_nodes): Call it.
3042 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
3044 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
3045 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
3047 2016-01-13 Tom de Vries <tom@codesourcery.com>
3049 PR tree-optimization/69169
3050 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
3051 handled_struct_type param.
3052 (create_variable_info_for, intra_create_variable_infos): Call
3053 create_variable_info_for_1 with extra arg.
3055 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
3057 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
3058 and "armv8.1-a+crc" entries.
3060 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
3062 PR target/69228
3063 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
3064 Change first operand predicate from register_or_constm1_operand
3065 to register_operand.
3066 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
3067 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
3068 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
3069 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
3070 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
3071 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
3072 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
3073 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
3074 comparison with constm1_rtx from vec_prefetch_gen part.
3076 2016-01-13 Richard Biener <rguenther@suse.de>
3078 PR tree-optimization/69013
3079 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
3080 Exchange assert for a test.
3082 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3084 PR target/69247
3085 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
3087 2016-01-13 Richard Biener <rguenther@suse.de>
3089 PR tree-optimization/69242
3090 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
3091 assert with a check.
3093 2016-01-13 Richard Biener <rguenther@suse.de>
3095 PR tree-optimization/69186
3096 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3097 Properly guard vect_update_misalignment_for_peel call.
3099 2016-01-12 Jeff Law <law@redhat.com>
3101 PR tree-optimization/pr67755
3102 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
3103 "need_profile_correction".
3104 (thread_block_1): Initialize new field to false by default. If we
3105 have multiple thread paths through a common joiner to different
3106 final targets, then set new field to true.
3107 (compute_path_counts): Only do count adjustment when it's really
3108 needed.
3110 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3112 * doc/invoke.texi (Spec Files): Move section down in file, past
3113 all command-line option descriptions.
3115 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3117 PR middle-end/54809
3118 * doc/gty.texi: Remove documentation of mark_hook.
3119 * gengtype.c (struct write_types_data): Remove code to support
3120 mark_hook attribute.
3121 (walk_type): Likewise.
3122 (write_func_for_structure): Likewise.
3124 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3126 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
3127 Directory Options, and -specs= to Overall Options.
3128 (Overall Options): Adjust similarly. Reorder to group related
3129 options together. Make -specs= cross-reference the spec file details.
3130 (Directory Options): Adjust similarly.
3132 2016-01-12 Jeff Law <law@redhat.com>
3134 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
3136 2016-01-12 Olivier Hainque <hainque@adacore.com>
3138 * gcc.c (spec_undefvar_allowed): New global.
3139 (process_command): Set to true when running for --version or --help,
3140 alone or together.
3141 (getenv_spec_function): When the variable is not defined, use the
3142 variable name as the variable value if we're allowed not to issue
3143 a fatal error.
3145 2016-01-12 Bin Cheng <bin.cheng@arm.com>
3147 PR tree-optimization/68911
3148 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
3149 information computed for expression "init + nit * step".
3151 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
3153 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
3154 about name of GCC executable. Remove deleted node from menu.
3155 (Directory Options) <-B>: Remove cross-reference to deleted node.
3156 (Target Options): Delete section.
3158 2016-01-12 Christian Bruel <christian.bruel@st.com>
3160 PR target/69180
3161 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
3162 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
3164 2016-01-12 Jakub Jelinek <jakub@redhat.com>
3166 PR target/69198
3167 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
3168 aligned_mem is properly set for AVX512-VL floating point masked
3169 stores.
3171 PR target/69175
3172 * ifcvt.c (cond_exec_process_if_block): When removing the last
3173 insn from then_bb, remove also any possible barriers that follow it.
3175 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
3177 PR target/68456
3178 PR target/69226
3179 * config/i386/iamcu.h (SIZE_TYPE): New macro.
3180 (PTRDIFF_TYPE): Likewise.
3181 (WCHAR_TYPE): Likewise.
3182 (WCHAR_TYPE_SIZE): Likewise.
3183 (STDINT_LONG32): Likewise.
3185 2016-01-12 Richard Biener <rguenther@suse.de>
3187 PR tree-optimization/69053
3188 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
3189 convert initial value for cond reductions.
3191 2016-01-12 Richard Biener <rguenther@suse.de>
3193 PR tree-optimization/69007
3194 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
3195 widen_sum after dot_prod and sad.
3197 2016-01-12 Richard Biener <rguenther@suse.de>
3199 PR tree-optimization/69168
3200 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
3201 pattern stmt SLP type.
3202 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
3203 end up unused so cope with that case.
3205 2016-01-12 Richard Biener <rguenther@suse.de>
3207 PR tree-optimization/69157
3208 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
3209 stmts def type only during analyze phase.
3210 (vectorizable_call): Likewise.
3211 (vectorizable_simd_clone_call): Likewise.
3212 (vectorizable_conversion): Likewise.
3213 (vectorizable_assignment): Likewise.
3214 (vectorizable_shift): Likewise.
3215 (vectorizable_operation): Likewise.
3216 (vectorizable_store): Likewise.
3217 (vectorizable_load): Likewise.
3219 2016-01-12 Richard Biener <rguenther@suse.de>
3221 PR tree-optimization/69174
3222 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
3223 space.
3224 (vectorizable_load): Properly compute the number of loads needed
3225 for permuted strided SLP loads and do not spuriously assign
3226 to SLP_TREE_VEC_STMTS.
3228 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
3230 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
3231 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
3232 (MD_EXEC_PREFIX): Remove.
3233 (MD_STARTFILE_PREFIX) Removee.
3234 (FILE_NAME_ABSOLUTE_P): Remove.
3235 (CPP_SPEC): Do not read macros from sys/version.h.
3236 (LINK_COMMAND_SPEC): Remove.
3237 (LOCAL_INCLUDE_DIR): Remove.
3238 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
3239 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
3240 (POST_LINK_SPEC): Define to invoke stubify after linker
3241 (LIBSTDCXX): Remove define
3242 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
3243 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
3244 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
3245 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
3246 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
3247 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
3248 (i386_djgpp_asm_named_section): Add propotype of new procedure
3250 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
3251 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
3252 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
3253 in config/i386/djgpp.h).
3254 (STANDARD_STARTFILE_PREFIX_2): Define identical to
3255 STANDARD_STARTFILE_PREFIX_1.
3256 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
3257 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
3258 installation errors.
3259 (MAX_OFILE_ALIGNMENT): Define to 128.
3260 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
3262 * config/i386/djgpp.c: New file. Add implementation of
3263 i386_djgpp_asm_named_section.
3265 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
3267 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
3268 Add rule for building djgpp.o.
3270 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3272 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
3273 (rtx_is_swappable_p): Reductions are swappable.
3274 (insn_is_swappable_p): V2DF reductions are swappable.
3276 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
3278 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
3279 reloads for other unsupported memory operands.
3281 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
3282 Jim Wilson <jim.wilson@linaro.org>
3284 PR target/69194
3285 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
3286 copy_to_mode_reg instead of force_reg.
3288 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
3290 PR target/69225
3291 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
3292 TARGET_80387 is true.
3294 2016-01-11 Jakub Jelinek <jakub@redhat.com>
3296 PR target/69071
3297 * lra-eliminations.c (move_plus_up): Only move plus up
3298 if subreg of the constant can be simplified into constant
3299 and use the simplified subreg of the constant instead of
3300 the original constant.
3302 * fold-const.c (fold_convertible_p): Don't return true
3303 for conversion of VECTOR_TYPE to same sized integral type.
3304 (fold_convert_loc): Fix up formatting. Fold conversion of
3305 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
3306 instead of NOP_EXPR.
3308 PR tree-optimization/69214
3309 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
3310 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
3311 Formatting fix.
3313 PR tree-optimization/69207
3314 * tree-vect-slp.c (vect_get_constant_vectors): For
3315 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
3316 fold_convertible_p to vector_type's element type, and always
3317 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
3319 2016-01-11 Richard Biener <rguenther@suse.de>
3321 PR tree-optimization/69173
3322 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
3323 fixup the cycle if all stmts are in a pattern.
3325 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
3327 PR middle-end/68999
3328 * alias.c (base_alias_check): Move check for addresses with
3329 alignment ANDs before the call for compare_base_decls.
3330 (memrefs_conflict_p): Return -1 for different decls
3331 that went through alignment adjustments.
3333 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3335 PR rtl-optimization/68796
3336 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
3337 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
3338 and QImode comparisons against zero with CC_NZmode.
3339 * config/aarch64/iterators.md (short_mask): New mode_attr.
3341 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
3343 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
3344 (<avx512>_store<mode>_mask): Likewise.
3346 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
3347 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3349 PR rtl-optimization/68841
3350 * ifcvt.c (struct noce_if_info): Add orig_x field.
3351 (bbs_ok_for_cmove_arith): Add to_rename parameter.
3352 Don't record conflicts on to_rename if it's present.
3353 Allow memory destinations in sets.
3354 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
3355 blocks, passing orig_x to the checks.
3356 (noce_process_if_block): Set if_info->orig_x appropriately.
3358 2016-01-11 Tom de Vries <tom@codesourcery.com>
3360 PR tree-optimization/69069
3361 * tree-parloops.c (create_parallel_loop): Add missing phi args.
3363 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
3365 PR rtl-optimization/68920
3366 * config/i386/i386.c (ix86_option_override_internal): Restrict number
3367 of conditional moves for RTL if-conversion to 1 for
3368 TARGET_ONE_IF_CONV_INSN.
3369 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
3370 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
3371 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
3372 parameter to restirct number of conditional moves for
3373 RTL if-conversion.
3374 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
3375 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
3376 conditionl moves.
3378 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
3380 PR bootstrap/69123
3381 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
3382 onepart vars. Fix typo in comment. Fix reversed condition in
3383 unshare test.
3384 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
3386 PR bootstrap/69123
3387 * var-tracking.c (dump_onepart_variable_differences): New.
3388 (dataflow_set_different): If a detailed dump is requested,
3389 delay early returns and dump differences between onepart
3390 variables present before and after, and added variables.
3392 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
3394 PR target/69010
3395 * expr.c (expand_expr_real_1): For boolean vector constants
3396 with a scalar mode use const_scalar_mask_from_tree.
3397 (const_scalar_mask_from_tree): New.
3398 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
3399 assigned to a mask type to handle constants.
3401 2016-01-11 Martin Jambor <mjambor@suse.cz>
3403 PR ipa/69044
3404 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
3405 useless parameters if we cannot change function signature.
3407 2016-01-11 Martin Jambor <mjambor@suse.cz>
3409 PR ipa/66616
3410 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
3411 flag.
3413 2016-01-11 Tom de Vries <tom@codesourcery.com>
3415 PR tree-optimization/69109
3416 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
3417 latch with phi.
3419 2016-01-11 Tom de Vries <tom@codesourcery.com>
3421 PR tree-optimization/69108
3422 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
3423 res is not used in a phi.
3425 2016-01-11 Yury Gribov <y.gribov@samsung.com>
3427 PR 67425
3428 * common.opt (frandom-seed): Fix parameter name.
3429 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
3431 2016-01-11 Tom de Vries <tom@codesourcery.com>
3433 PR tree-optimization/69058
3434 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
3435 not supported.
3437 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
3439 * config/arc/arc.opt (mdiv-rem): Add period to the end.
3440 (mcode-density): Likewise.
3442 2016-01-10 Tom de Vries <tom@codesourcery.com>
3444 PR tree-optimization/69062
3445 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
3446 (parallelize_loops): Don't paralelize loop that has phi with address
3447 arg.
3449 2016-01-10 Tom de Vries <tom@codesourcery.com>
3451 PR tree-optimization/69039
3452 * tree-parloops.c (try_create_reduction_list): Only allow single exit
3453 phi for reduction.
3455 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
3457 PR middle-end/68743
3458 * match.pd: Require target has function_c99_misc before doing
3459 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
3461 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
3463 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
3464 use GMPINC.
3465 * configure: Regenerate.
3467 2016-01-09 Jakub Jelinek <jakub@redhat.com>
3469 PR middle-end/50865
3470 PR tree-optimization/69097
3471 * fold-const.h (expr_not_equal_to): New prototype.
3472 * fold-const.c: Include stringpool.h and tree-ssanames.h.
3473 (expr_not_equal_to): New function.
3474 * match.pd (X % -Y is the same as X % Y): Don't optimize
3475 unless X is known not to be equal to minimum or Y is known
3476 not to be equal to -1.
3477 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
3478 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
3479 (simplify_stmt_using_ranges): Adjust caller.
3480 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
3481 substitute_and_fold.
3483 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
3485 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
3486 w/o DECL_NAME.
3488 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3490 PR tree-optimization/69167
3491 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
3492 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
3493 ops[0] comparison.
3494 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
3496 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
3497 Richard Biener <rguenther@suse.de>
3499 PR tree-optimization/68707
3500 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
3501 instances that can be handled via vect_load_lanes.
3503 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
3505 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
3506 if we can't determine address equivalence.
3507 * alias.c (compare_base_decl): Update for changed return value of
3508 symtab_node::equal_address_to.
3510 2016-01-08 Jason Merrill <jason@redhat.com>
3512 PR c++/68983
3513 PR c++/67557
3514 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
3515 * expr.c (store_field): Not here.
3516 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
3517 call with TREE_ADDRESSABLE type.
3518 * tree-cfg.c (verify_gimple_call): Adjust.
3520 2016-01-08 Olivier Hainque <hainque@adacore.com>
3522 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
3523 libc_internal.
3525 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
3527 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
3528 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
3529 (reduc_smin_v2sf): Rename to...
3530 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
3531 (reduc_splus_v2sf): Rename to...
3532 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
3534 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3536 PR tree-optimization/69162
3537 * gimplify.c (gimplify_va_arg_expr): Encode original type of
3538 valist argument in another argument.
3539 (gimplify_modify_expr): Adjust for the above change. Cleanup.
3540 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
3541 to determine the va_list type, build a MEM_REF instead of
3542 build_fold_indirect_ref.
3544 PR tree-optimization/69172
3545 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
3546 gimple_build.
3548 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
3550 PR tree-optimization/67781
3551 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
3552 and cmpnop in two steps: first the ones not accessed in original
3553 gimple expression in a endian independent way and then the ones not
3554 accessed in the final result in an endian-specific way.
3556 2016-01-08 Jakub Jelinek <jakub@redhat.com>
3558 PR tree-optimization/69083
3559 * tree-vect-slp.c (vect_get_constant_vectors): For
3560 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
3561 element type. If op is fold_convertible_p to vector_type's element
3562 type, use NOP_EXPR instead of VCE.
3564 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
3566 PR rtl-optimization/67778
3567 PR rtl-optimization/68634
3568 PR rtl-optimization/68909
3569 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
3570 block from the stack until done with it. Remove a superfluous
3571 bitmap set. Remove a superfluous bitmap test.
3573 2016-01-07 Martin Sebor <msebor@redhat.com>
3575 PR c/68966
3576 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
3577 constraint on the type of arguments.
3579 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
3581 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
3582 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
3583 unaligned_access on the gcc_options set.
3584 * config/arm/arm.c (arm_option_override_internal): Use
3585 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
3587 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
3589 PR target/69140
3590 * config/i386/i386.c (ix86_frame_pointer_required): Enable
3591 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
3593 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
3595 Revert
3596 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
3598 PR target/69140
3599 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
3600 depending on frame_pointer_needed before remaining integer and SSE
3601 registers are saved.
3603 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
3605 PR 1078
3606 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
3608 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
3610 PR target/69171
3611 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
3612 Use the "xBm" constraint.
3613 (float<sseintvecmodelower><mode>2<mask_name><round_name):
3614 Likewise.
3615 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
3616 (sse_cvtsi2ssq<round_name>): Likewise.
3617 (sse_cvtss2si<round_name>): Likewise.
3618 (sse_cvtss2siq<round_name>): Likewise.
3619 (sse2_cvtsi2sdq<round_name>): Likewise.
3620 (sse2_cvtsd2si<round_name>): Likewise.
3621 (sse2_cvtsd2siq<round_name>): Likewise.
3622 * config/i386/subst.md (round_nimm_scalar_predicate): New
3623 predicate.
3625 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
3627 PR middle-end/67639
3628 * varasm.c (make_decl_rtl): Mark invalid register vars as
3629 DECL_EXTERNAL.
3631 PR rtl-optimization/66206
3632 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
3633 All callers changed.
3635 2016-01-07 Jakub Jelinek <jakub@redhat.com>
3637 PR tree-optimization/69141
3638 * tree-ssa-pre.c: Include langhooks.h.
3639 (eliminate_dom_walker::before_dom_children): Use
3640 lang_hooks.decl_printable_name instead of
3641 cgraph_node::get ()->name ().
3643 PR middle-end/68960
3644 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
3645 it and DECL_ALIGN too.
3647 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
3649 * config/mips/mips-ftypes.def: Sort to lexicographical order.
3651 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
3653 PR target/69140
3654 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
3655 depending on frame_pointer_needed before remaining integer and SSE
3656 registers are saved.
3658 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3660 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
3661 mode iterator with VSX_M2.
3662 (*p9_vecstore_<mode>): Likewise.
3663 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
3664 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
3665 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
3666 (define_split for VSX_LE128 stores): Likewise.
3667 (define_peephole2 for TImode LE swaps): Likewise.
3668 (define_split for VSX_LE128 post-reload stores): Likewise.
3670 2016-01-06 Marek Polacek <polacek@redhat.com>
3672 PR sanitizer/69099
3673 * convert.c (convert_to_integer_1): Adjust call to
3674 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
3675 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
3676 EXPR instead of ARG.
3677 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
3679 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
3681 PR 1078
3682 * doc/extend.texi (RL78 Variable Attributes): New section.
3684 2016-01-05 Marek Polacek <polacek@redhat.com>
3686 PR c/69104
3687 * builtins.c (get_memmodel): Use expansion point location rather than
3688 the input location. Call warning_at rather than warning.
3689 (expand_builtin_atomic_compare_exchange): Likewise.
3690 (expand_builtin_atomic_load): Likewise.
3691 (expand_builtin_atomic_store): Likewise.
3692 (expand_builtin_atomic_clear): Likewise.
3694 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
3696 PR target/68991
3697 * config/i386/i386.c (ix86_expand_vector_logical_operator):
3698 Replace nonimmediate_operand with vector_operand.
3699 * config/i386/predicates.md (vector_operand): New predicate.
3700 (general_vector_operand): Replace nonimmediate_operand with
3701 vector_operand.
3702 * config/i386/sse.md: Replace nonimmediate_operand with
3703 vector_operand and m constraint with Bm constraint on SSE
3704 patterns with 16-byte memory operand.
3705 * config/i386/subst.md (round_nimm_predicate): Replace
3706 nonimmediate_operand with vector_operand.
3707 (round_saeonly_nimm_predicate): Likewise.
3708 (round_saeonly_nimm_scalar_predicate): New.
3710 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
3712 PR target/68991
3713 * config/i386/constraints.md (Bm): New constraint.
3714 * config/i386/predicates.md (vector_memory_operand): New
3715 predicate.
3716 * config/i386/sse.md: Replace xm with xBm in plusminus and
3717 any_logic patterns.
3719 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
3721 PR 1078
3722 * doc/extend.texi (V850 Function Attributes): New section.
3723 (V850 Variable Attributes): New section.
3725 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
3727 PR 1078
3728 * doc/extend.texi (MicroBlaze Function Attributes): Document
3729 interrupt_handler and fast_interrupt attributes.
3731 2016-01-05 Sergei Trofimovich <siarheit@google.com>
3733 PR other/60465
3734 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
3735 for local symbolic operands.
3736 * config/ia64/predicates.md (local_symbolic_operand64): New
3737 predicate.
3739 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3741 PR rtl-optimization/68651
3742 * combine.c (combine_simplify_rtx): Canonicalize x + x into
3743 x << 1.
3745 2016-01-05 Nathan Sidwell <nathan@acm.org>
3747 * alias.c (compare_base_decls): Use symtab_node::get.
3749 2016-01-05 Nick Clifton <nickc@redhat.com>
3751 PR target/68770
3752 * ira-costs.c (copy_cost): Initialise the t_icode field of the
3753 secondary_reload_info structure.
3755 PR target/66655
3756 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
3757 decls if weak support is available.
3759 2016-01-04 Martin Sebor <msebor@redhat.com>
3761 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
3763 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
3765 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
3766 OPTION_MASK_P9_DFORM.
3768 * config/rs6000/constraints.md (wo constraint): New constraint for
3769 ISA 3.0 (power9).
3771 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
3772 for wo constraint.
3773 (rs6000_init_hard_regno_mode_ok): Likewise.
3775 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
3776 wo constraint.
3778 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
3779 expanders not to have constraints. Add support for ISA 3.0 xxperm
3780 instruction. Add support for fusing xxlor with xxperm.
3781 (altivec_vperm_<mode>_internal): Likewise.
3782 (altivec_vperm_v8hiv16qi): Likewise.
3783 (altivec_vperm_<mode>v16q): Likewise.
3784 (altivec_vperm_<mode>_uns): Likewise.
3785 (vperm_v8hiv4si): Likewise.
3786 (vperm_v16qiv8hi): Likewise.
3788 * doc/md.texi (RS/6000 constraints): Document wo constraint.
3790 2016-01-04 Jakub Jelinek <jakub@redhat.com>
3792 Update copyright years.
3794 * gcc.c (process_command): Update copyright notice dates.
3795 * gcov-dump.c (print_version): Ditto.
3796 * gcov.c (print_version): Ditto.
3797 * gcov-tool.c (print_version): Ditto.
3798 * gengtype.c (create_file): Ditto.
3799 * doc/cpp.texi: Bump @copying's copyright year.
3800 * doc/cppinternals.texi: Ditto.
3801 * doc/gcc.texi: Ditto.
3802 * doc/gccint.texi: Ditto.
3803 * doc/gcov.texi: Ditto.
3804 * doc/install.texi: Ditto.
3805 * doc/invoke.texi: Ditto.
3807 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
3809 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
3810 modes larger than TImode as TImode if NEON is not enabled.
3812 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
3814 PR target/69100
3815 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
3816 mode for %f0-%f31 only if TARGET_FPU.
3818 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
3820 PR target/69072
3821 * config/sparc/sparc.c (scan_record_type): Take into account subfields
3822 to compute the PACKED_P predicate.
3823 (function_arg_record_value): Minor tweaks.
3825 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3827 * doc/install.texi (--with-multilib-list): Describe the meaning of the
3828 option for arm*-*-* targets.
3830 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
3832 * doc/extend.texi (Common Function Attributes): Move docs for
3833 MSP430-specific attributes to....
3834 (MSP430 Function Attributes): ...here. Delete the redundant
3835 entries and copy-edit the remaining text.
3836 (MSP430 Variable Attributes): Use uniform format for index
3837 entries and add a cross-reference to the corresponding function
3838 attribute docs.
3840 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
3842 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
3843 -finite-math typo.
3844 (x86 Options): Likewise.
3846 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
3848 PR 1078
3850 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
3851 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
3852 to corresponding attribute.
3854 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
3856 * doc/extend.texi (Common Function Attributes) <noplt>: Move
3857 to correct alphabetization of table. Copy-edit and correct
3858 markup.
3859 <stack_protect>: Likewise.
3860 <target_clones>: Likewise.
3861 <simd>: Likewise.
3862 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
3863 Correct punctuation.
3864 (Code Gen Options) <-fno-plt>: Copy-edit.
3866 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
3868 PR target/68917
3869 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
3870 SI values. Explicitly convert SI to DI and vice-versa.
3872 2016-01-01 Jakub Jelinek <jakub@redhat.com>
3874 PR tree-optimization/69070
3875 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
3876 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
3878 PR sanitizer/69055
3879 * ubsan.c (ubsan_instrument_float_cast): Call
3880 initialize_sanitizer_builtins.
3882 PR target/69015
3883 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
3884 \f
3885 Copyright (C) 2016 Free Software Foundation, Inc.
3887 Copying and distribution of this file, with or without modification,
3888 are permitted in any medium without royalty provided the copyright
3889 notice and this notice are preserved.