1 2016-05-27 Marek Polacek <polacek@redhat.com>
4 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
6 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8 * config/s390/s390.md (2x risbg splitters): Use
9 reg_overlap_mentioned_p instead of rtx_equal_p.
11 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
13 * combine.c (make_compound_operation): Take known zero bits into
14 account when checking for possible zero_extend.
16 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
19 Use const_int_operand for operand 2 predicate. Simplify expand code
22 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
25 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
28 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
31 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
32 that returns CC_SESWPmode and CC_ZESWPmode.
33 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
35 (aarch64_rtx_costs): Likewise.
37 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
39 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
40 for ISA 3.0 min/max support.
41 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
42 conditional move support.
43 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
44 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
46 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
47 conditional moves where the comparison type is different from move
49 (fp_minmax): New code iterator for smin/smax.
50 (minmax): New code attributes for min/max.
52 (smax<mode>3): Combine min, max insns into one insn using the
53 fp_minmax code iterator. Add support for ISA 3.0 min/max
54 instructions that don't need -ffast-math.
55 (s<minmax><mode>3): Likewise.
56 (smax<mode>3_vsx): Likewise.
57 (smin<mode>3): Likewise.
58 (s<minmax><mode>3_vsx): Likewise.
59 (smin<mode>3_vsx): Likewise.
60 (pre-VSX min/max splitters): Likewise.
61 (s<minmax><mode>3_fpr): Likewise.
62 (movsfcc): Rewrite floating point conditional moves to combine
63 SFmode/DFmode into a single insn.
64 (mov<mode>cc): Likewise.
66 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
67 SFDF2 iterators to handle all combinations.
68 (fseldfsf4): Likewise.
69 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
70 (fseldfdf4): Likewise.
71 (fselsfdf4): Likewise.
72 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
73 comparison instructions that set a 0/-1 mask, and use it for
74 floating point conditional move via XXSEL.
75 (fpmask<mode>): Likewise.
76 (xxsel<mode>): Likewise.
77 * config/rs6000/predicates.md (min_max_operator): Delete, no
79 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
80 instructions that generate a 0/-1 mask for use with XXSEL.
81 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
82 say whether floating point min/max is available, either through
83 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
84 (TARGET_MINMAX_DF): Likewise.
86 2016-05-27 Alan Modra <amodra@gmail.com>
88 PR rtl-optimization/71275
89 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
90 for update_equiv_regs and combine_and_move_insns.
92 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
94 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
95 if_then_else or cond RTXes to calculate attribute value.
96 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
97 <attr "length_immediate>: Ditto.
98 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
99 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
100 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
101 <attr "type">: Ditto.
102 <attr "prefix_data16">: Ditto.
103 <attr "prefix_extra">: Ditto.
104 <attr "length_immediate">: Ditto.
105 <attr "prefix">: Ditto.
106 (vec_set<mode>_0) <attr "isa">: Ditto.
107 <attr "prefix_extra">: Ditto.
108 <attr "length_immediate">: Ditto.
109 <attr "prefix">: Ditto.
110 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
111 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
112 (sse2_storelpd) <attr "prefix_data16">: Ditto.
113 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
114 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
115 <attr "length_immediate">: Ditto.
116 <attr "prefix">: Ditto.
117 (sse2_movsd) <attr "length_immediate">: Ditto.
118 <attr "prefix">: Ditto.
119 (vec_concatv2df) <attr "isa">: Ditto.
120 <attr "prefix">: Ditto.
121 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
122 (*vec_extractv2di_1) <attr "isa">: Ditto.
123 <attr "type">: Ditto.
124 <attr "length_immediate">: Ditto.
125 <attr "prefix_rex">: Ditto.
126 <attr "prefix_extra">: Ditto.
127 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
128 <attr "prefix_extra">: Ditto.
129 <attr "length_immediate">: Ditto.
130 (vec_concatv2di) <attr "isa">: Ditto.
131 <attr "prefix_extra">: Ditto.
132 <attr "length_immediate">: Ditto.
133 <attr "prefix">: Ditto.
135 2016-05-26 Martin Liska <mliska@suse.cz>
137 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
139 (operator+): Likewise.
140 (operator-): Likewise.
141 (comp_cost::operator+=): Likewise.
142 (comp_cost::operator-=): Likewise.
143 (comp_cost::operator/=): Likewise.
144 (comp_cost::operator*=): Likewise.
145 (operator<): Likewise.
146 (operator==): Likewise.
147 (operator<=): Likewise.
149 (infinite_cost_p): Likewise.
150 (add_costs): Likewise.
151 (sub_costs): Likewise.
152 (compare_costs): Likewise.
153 (set_group_iv_cost): Use the newly introduced functions.
154 (get_address_cost): Likewise.
155 (get_shiftadd_cost): Likewise.
156 (force_expr_to_var_cost): Likewise.
157 (split_address_cost): Likewise.
158 (ptr_difference_cost): Likewise.
159 (difference_cost): Likewise.
160 (get_computation_cost_at): Likewise.
161 (determine_group_iv_cost_generic): Likewise.
162 (determine_group_iv_cost_address): Likewise.
163 (determine_group_iv_cost_cond): Likewise.
164 (autoinc_possible_for_pair): Likewise.
165 (determine_group_iv_costs): Likewise.
166 (cheaper_cost_pair): Likewise.
167 (iv_ca_recount_cost): Likewise.
168 (iv_ca_set_no_cp): Likewise.
169 (iv_ca_set_cp): Likewise.
170 (iv_ca_cost): Likewise.
171 (iv_ca_new): Likewise.
172 (iv_ca_dump): Likewise.
173 (iv_ca_narrow): Likewise.
174 (iv_ca_prune): Likewise.
175 (iv_ca_replace): Likewise.
176 (try_add_cand_for): Likewise.
177 (try_improve_iv_set): Likewise.
178 (find_optimal_iv_set): Likewise.
180 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
182 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
183 that internal functions will clobber all caller-saved registers.
185 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
187 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
188 Return a better case_values_threshold when optimizing.
190 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
192 * config/aarch64/aarch64-simd.md (aarch64_combinez):
193 Add ? to integer variant.
194 (aarch64_combinez_be): Likewise.
196 2016-05-26 Jakub Jelinek <jakub@redhat.com>
198 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
199 instead of x constraint.
200 (vcvtps2ph256<mask_name>): Likewise.
202 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
203 alternative. Formatting fix.
206 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
208 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
209 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
210 maybe_evex prefix instead of vex.
211 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
212 EXT_REX_SSE_REG_P (op0) case in the splitter.
214 2016-05-25 Jeff Law <law@redhat.com>
216 PR tree-optimization/71272
217 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
218 Update comments. Add test for empty path.
220 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
222 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
223 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
224 special case builtin.
225 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
226 code for ALTIVEC_BUILTIN_VEC_CMPNE.
227 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
228 for __builtin_vec_cmpne.
230 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
232 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
233 redundant test and bail out if the type of the new operand is not
234 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
236 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
238 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
239 (x_ix86_target_flags_explicit): Remove.
240 * config/i386/i386.c (ix86_function_specific_save): Do not copy
241 x_ix86_target_flags_explicit.
242 (ix86_function_specific_restore): Ditto.
244 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
245 H.J. Lu <hongjiu.lu@intel.com>
248 * common/config/i386/i386-common.c
249 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
250 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
251 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
252 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
253 (-mgeneral-regs-only): Add new option.
254 * config/i386/i386.c (ix86_option_override_internal): Don't enable
255 x87 instructions if only general registers are allowed.
256 (ix86_target_string): Add ix86_flags argument. Handle additional
257 flags options through ix86_flags argument. Update all callers.
258 * doc/invoke.texi: Document -mgeneral-regs-only.
260 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
262 PR rtl-optimization/66940
263 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
264 decrementing desired_val will not overflow before performing these
267 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
269 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
270 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
271 * config/i386/i386.c (enum ix86_builtins): Add
272 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
273 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
274 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
275 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
276 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
277 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
278 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
279 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
280 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
281 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
282 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
283 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
284 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
285 __builtin_ia32_cvtps2dq512_mask.
286 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
287 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
288 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
290 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
292 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
293 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
295 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
296 (avx512f_vec_pack_sfix_v8df): New define_expand.
297 (avx512f_roundpd512): Rename to ...
298 (avx512f_round<castmode>512): ... this. Change iterator.
299 (avx512f_roundps512_sfix): New define_expand.
300 (round<mode>2_sfix): Change iterator.
302 2016-05-25 Nick Clifton <nickc@redhat.com>
304 * config/msp430/msp430.c (msp430_attr): Produce an error if a
305 static interrupt handler is detected.
306 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
307 default linker script.
308 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
309 the low part of a symbolic pointer.
311 2016-05-25 Richard Biener <rguenther@suse.de>
313 PR tree-optimization/71261
314 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
315 interesting stmt instead of immediate uses when looking
316 for the use operand to replace.
318 2016-05-25 Martin Liska <mliska@suse.cz>
320 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
322 2016-05-25 Richard Biener <rguenther@suse.de>
324 PR tree-optimization/71264
325 * tree-vect-stmts.c (vect_init_vector): Properly deal with
328 2016-05-25 Martin Liska <mliska@suse.cz>
330 PR tree-optimization/71239
331 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
332 if DECL_SIZE is NULL.
334 2016-05-25 Richard Biener <rguenther@suse.de>
336 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
337 * tree-if-conv.c (pass_data_if_conversion): Use it.
339 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
341 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
342 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
343 * varpool.c (varpool_node::get_availability): Likewise.
345 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
347 * config/rs6000/altivec.md (VNEG iterator): New iterator for
348 VNEGW/VNEGD instructions.
349 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
350 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
351 support for ISA 3.0 VNEGW/VNEGD instructions.
353 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
355 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
356 pointers inside OACC_DATA regions.
357 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
358 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
359 (gimplify_adjust_omp_clauses): Fix typo in comment.
361 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
363 * config/rs6000/altivec.md (VParity): New mode iterator for vector
364 parity built-in functions.
365 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
367 (p9v_parity<mode>2): Likewise.
368 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
370 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
371 (parity<mode>2): ISA 3.0 expander for vector parity.
372 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
374 (BU_P9_64BIT_MISC_0): Likewise.
375 (BU_P9_MISC_0): Likewise.
376 (BU_P9V_AV_1): Likewise.
377 (BU_P9V_AV_2): Likewise.
378 (BU_P9V_AV_3): Likewise.
379 (BU_P9V_AV_P): Likewise.
380 (BU_P9V_VSX_1): Likewise.
381 (BU_P9V_OVERLOAD_1): Likewise.
382 (BU_P9V_OVERLOAD_2): Likewise.
383 (BU_P9V_OVERLOAD_3): Likewise.
384 (VCTZB): Add vector count trailing zeros support.
388 (VPRTYBD): Add vector parity support.
391 (VCTZ): Add overloaded vector count trailing zeros support.
392 (VPRTYB): Add overloaded vector parity support.
393 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
394 overloaded vector count trailing zeros and parity instructions.
395 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
396 vector parity support.
397 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
398 trailing zeros support.
399 (vec_cntlz): Likewise.
400 (vec_vctzb): Likewise.
401 (vec_vctzd): Likewise.
402 (vec_vctzh): Likewise.
403 (vec_vctzw): Likewise.
404 (vec_vprtyb): Add ISA 3.0 vector parity support.
405 (vec_vprtybd): Likewise.
406 (vec_vprtybw): Likewise.
407 (vec_vprtybq): Likewise.
408 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
409 the ISA 3.0 vector count trailing zeros and vector parity built-in
412 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
414 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
415 when there is stmt_to_insert.
417 2016-05-24 Martin Sebor <msebor@redhat.com>
420 * gcc/tree.h (complete_or_array_type_p): New inline function.
422 2016-05-24 Jakub Jelinek <jakub@redhat.com>
424 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
425 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
426 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
428 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
429 Limit 1st alternative to noavx isa, split 2nd alternative into one
430 noavx and one avx alternative, use *x and Bm in the former and
431 x and m in the latter.
433 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
434 of sse4 for the first alternative, drop %v from the template
435 and d operand modifier. Split second alternative into one sse4_noavx
436 and one avx alternative, use *x instead of *v in the former and v
437 instead of *v in the latter.
438 (*sse4_1_extractps): Use noavx isa instead of * for the first
439 alternative, drop %v from the template. Split second alternative into
440 one noavx and one avx alternative, use *x instead of *v in the
441 former and v instead of *v in the latter.
442 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
443 with noavx and the last one with avx.
444 (sse4_1_phminposuw): Guard first alternative with noavx isa,
445 split the second one into one noavx and one avx alternative,
446 use *x and Bm in the former and x and m in the latter one.
447 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
450 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
451 first two alternatives to noavx, use *x instead of *v in the second
452 one, add avx alternative without *.
453 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
454 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
455 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
457 2016-05-24 Jeff Law <law@redhat.com>
459 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
460 New function, extracted from...
461 (fsm_find_control_statement_thread_paths): Here. Use the new function.
462 Allow simple copies and constant initializations in the SSA chain.
464 2016-05-24 Marek Polacek <polacek@redhat.com>
467 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
470 2016-05-24 Jakub Jelinek <jakub@redhat.com>
473 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
474 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
475 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
476 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
477 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
479 2016-05-24 Richard Biener <rguenther@suse.de>
481 PR tree-optimization/71240
482 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
485 2016-05-24 Richard Biener <rguenther@suse.de>
487 PR tree-optimization/71230
488 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
490 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
492 * tree-vectorizer.h (vectorizable_comparison): Delete.
493 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
495 * tree-vect-stmts.c (vectorizable_call): Likewise.
496 (vectorizable_simd_clone_call): Likewise.
497 (vectorizable_conversion): Likewise.
498 (vectorizable_assignment): Likewise.
499 (vectorizable_shift): Likewise.
500 (vectorizable_operation): Likewise.
501 (vectorizable_load): Likewise.
502 (vectorizable_condition): Likewise.
503 (vectorizable_store): Likewise. Assert that we don't have
505 (vectorizable_comparison): Make static. Remove redundant
507 (vect_transform_stmt): Assert that we always have an slp_node
510 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
512 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
513 operands[2] against 1 with comparison against CONST1_RTX.
514 (<shift>di3_neon): Likewise.
515 * config/arm/predicates.md (const0_operand): Replace with comparison
518 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
520 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
521 operands[2] against 1 with comparison against CONST1_RTX.
524 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
529 (define_split above *compareqi_eq0): Likewise.
530 (define_split above "prologue"): Likewise.
531 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
532 * config/arm/predicates.md (shift_operator): Likewise.
533 (shift_nomul_operator): Likewise.
534 (sat_shift_operator): Likewise.
535 (thumb1_cmp_operand): Likewise.
536 (const_neon_scalar_shift_amount_operand): Replace manual range
538 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
539 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
541 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
543 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
544 with HOST_WIDE_INT_1.
546 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
547 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
548 (arm_canonicalize_comparison): Likewise.
549 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
551 (thumb1_size_rtx_costs): Likewise.
552 (vfp_const_double_index): Replace cast of 1 to unsigned
553 HOST_WIDE_INT with HOST_WIDE_INT_1U.
554 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
556 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
557 HOST_WIDE_INT with HOST_WIDE_INT_1U.
558 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
559 HOST_WIDE_INT with HOST_WIDE_INT_1.
561 2016-05-24 Marek Polacek <polacek@redhat.com>
563 * tree-cfg.h (should_remove_lhs_p): New predicate.
564 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
565 * gimplify.c (gimplify_modify_expr): Likewise.
566 * tree-cfg.c (verify_gimple_call): Likewise.
567 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
568 * gimple-fold.c: Include "tree-cfg.h".
569 (gimple_fold_call): Use should_remove_lhs_p.
571 2016-05-24 Richard Biener <rguenther@suse.de>
573 PR tree-optimization/71253
574 * cfganal.h (control_dependences): Make robust against edge
576 (control_dependences::control_dependences): Remove edge_list argument.
577 (control_dependences::get_edge): Remove.
578 (control_dependences::get_edge_src): Add.
579 (control_dependences::get_edge_dest): Likewise.
580 (control_dependences::m_el): Make a vector of edge src/dest index.
581 * cfganal.c (control_dependences::find_control_dependence): Adjust.
582 (control_dependences::control_dependences): Likewise.
583 (control_dependences::~control_dependence): Likewise.
584 (control_dependences::get_edge): Remove.
585 (control_dependences::get_edge_src): Add.
586 (control_dependences::get_edge_dest): Likewise.
587 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
589 (perform_tree_ssa_dce): Adjust.
590 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
592 (pass_loop_distribution::execute): Adjust. Do loop destroying
593 conditional on changed.
595 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
598 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
599 return. Reindent transformation comment and mention the ARM state
602 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
605 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
606 after build_and_add_sum creates new use stmt.
608 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
610 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
611 load_lanes/grouped_load classification comes first. Don't check
612 whether the vectorization factor is a multiple of the group size
615 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
617 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
618 GROUP_GAP for single-element interleaving.
619 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
622 2016-05-24 Richard Biener <rguenther@suse.de>
626 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
627 bases which are accessed with non-invariant indices.
628 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
629 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
631 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
634 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
635 (add_to_ops_vec): Add stmt_to_insert.
636 (add_repeat_to_ops_vec): Init stmt_to_insert.
637 (insert_stmt_before_use): New.
638 (transform_add_to_multiply): Remove mult_stmt insertion and add it
640 (get_ops): Init stmt_to_insert.
641 (maybe_optimize_range_tests): Likewise.
642 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
643 (rewrite_expr_tree_parallel): Likewise.
644 (reassociate_bb): Likewise.
646 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
649 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
650 ISA 3.0 xxperm fusion alternative.
651 (altivec_vperm_v8hiv16qi): Likewise.
652 (altivec_vperm_<mode>_uns_internal): Likewise.
653 (vperm_v8hiv4si): Likewise.
654 (vperm_v16qiv8hi): Likewise.
656 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
657 Kelvin Nilsen <kelvin@gcc.gnu.org>
659 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
660 vpermr/xxpermr on ISA 3.0.
661 (altivec_expand_vec_perm_le): Likewise.
662 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
663 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
666 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
668 * config/i386/i386.h (IS_STACK_MODE): Enable for
669 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
670 SSE_FLOAT_MODE_P macros.
671 * config/i386/i386.c (ix86_preferred_reload_class): Use
672 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
673 Cleanup regclass processing for CONST_DOUBLE_P.
674 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
675 (ix86_rtx_costs): Remove redundant TARGET_80387 check
676 with IS_STACK_MODE macro.
677 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
679 (*movdf_internal): Use IS_STACK_MODE macro.
680 (*movsf_internal): Ditto.
682 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
684 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
685 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
687 2016-05-23 Jeff Law <law@redhat.com>
689 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
691 (fsm_find_control_statement_thread_paths): Call it.
693 2016-05-23 Martin Jambor <mjambor@suse.cz>
696 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
697 from_global_constant if t is not NULL.
699 2016-05-23 Marek Polacek <polacek@redhat.com>
702 * common.opt (Wswitch-unreachable): New option.
703 * doc/invoke.texi: Document -Wswitch-unreachable.
704 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
707 2016-05-23 Bin Cheng <bin.cheng@arm.com>
709 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
710 TMR_INDEX is non-NULL.
712 2016-05-23 Richard Biener <rguenther@suse.de>
714 PR tree-optimization/71230
715 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
716 (try_special_add_to_ops): ... here. Always test for single-use.
718 2016-05-23 Martin Jambor <mjambor@suse.cz>
720 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
721 default block if a PHI node in the original one would be resized.
723 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
725 PR tree-optimization/58135
726 * tree-vect-slp.c: When group size is not multiple
727 of vector size, allow splitting of store group at
730 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
732 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
734 2016-05-22 Jakub Jelinek <jakub@redhat.com>
736 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
737 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
738 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
741 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
742 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
743 v constraint instead of x and vinserti32x4 insn.
745 * config/i386/sse.md (i128vldq): New mode iterator.
746 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
747 avx512dq and avx512vl alternatives.
749 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
750 constraint, use maybe_evex prefix instead of vex.
751 (vec_dupv4sf): Use v constraint instead of x for output
752 operand except for noavx alternative, use Yv constraint
753 instead of x for input. Use maybe_evex prefix instead of vex.
754 (*vec_dupv4si): Likewise.
755 (*vec_dupv2di): Likewise.
757 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
760 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
761 (linearize_expr_tree): Call try_special_add_to_ops.
762 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
764 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
766 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
767 to computed stack_usage.
769 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
772 * config/avr/avr.md (define_expand "mov<mode>"): If the source
773 operand is subreg (symbol_ref) then move the symbol ref to register.
775 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
777 * tree.c (array_at_struct_end_p): Look through MEM_REF.
779 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
782 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
785 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
787 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
788 ranges by calling get_single_symbol and tidy up. Look more closely
789 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
791 2016-05-20 Jeff Law <law@redhat.com>
793 * bitmap.c (bitmap_find_bit): Remove useless test.
795 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
797 * function.c (thread_prologue_and_epilogue_insns): Commit the
798 insertion of the epilogue.
800 2016-05-20 Martin Jambor <mjambor@suse.cz>
802 PR tree-optimization/70884
803 * tree-sra.c (initialize_constant_pool_replacements): Do not check
804 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
805 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
806 of constant pool data as a reason for scalarization.
808 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
810 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
812 (thumb1_expand_prologue): Likewise.
814 2016-05-20 Nathan Sidwell <nathan@acm.org>
816 * config/nvptx/nptx.c (nvptx_option_override): Only set
817 flag_toplevel_reorder, if not explicitly specified. Set
818 flag_no_common, unless explicitly specified.
820 2016-05-20 David Malcolm <dmalcolm@redhat.com>
822 * calls.c (can_implement_as_sibling_call_p): Mark param
823 reg_parm_stack_space with ATTRIBUTE_UNUSED.
825 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
827 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
828 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
829 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
831 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
832 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
835 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
837 * config/nvptx/nvptx.md (sincossf3): New pattern.
839 2016-05-20 David Malcolm <dmalcolm@redhat.com>
841 * calls.c (maybe_complain_about_tail_call): New function.
842 (initialize_argument_information): Call
843 maybe_complain_about_tail_call when clearing *may_tailcall.
844 (can_implement_as_sibling_call_p): Call
845 maybe_complain_about_tail_call when returning false.
846 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
847 ensure try_tail_call is set. Call maybe_complain_about_tail_call
848 if tail-call optimization fails.
849 * cfgexpand.c (expand_call_stmt): Initialize
850 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
851 * gimple-pretty-print.c (dump_gimple_call): Dump
852 gimple_call_must_tail_p.
853 * gimple.c (gimple_build_call_from_tree): Call
854 gimple_call_set_must_tail with the value of
855 CALL_EXPR_MUST_TAIL_CALL.
856 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
857 (gimple_call_set_must_tail): New function.
858 (gimple_call_must_tail_p): New function.
859 * print-tree.c (print_node): Update printing of TREE_STATIC
860 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
861 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
862 trailing comment listing applicable flags.
863 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
865 2016-05-20 David Malcolm <dmalcolm@redhat.com>
867 * calls.c (expand_call): Move "Rest of purposes for tail call
868 optimizations to fail" to...
869 (can_implement_as_sibling_call_p): ...this new function, and
870 split into multiple "if" statements.
872 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
874 * cfgloop.h (expected_loop_iterations_unbounded,
875 expected_loop_iterations): Unconstify.
876 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
877 profile with known upper bound; return 3 when profile is absent.
878 (expected_loop_iterations): Update.
880 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
882 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
883 and get_max_loop_iterations_int.
885 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
887 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
888 realistic upper bounds here.
890 2016-05-20 Jakub Jelinek <jakub@redhat.com>
893 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
894 calls if the LHS is variable length or has addressable type.
895 If targets[0]->decl is a noreturn call with void return type and
896 zero arguments, adjust fntype and remove lhs in that case.
898 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
900 PR tree-optimization/71079
901 PR tree-optimization/71206
902 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
904 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
906 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
907 (get_vec_alignment_for_array_decl): Likewise.
908 (get_vec_alignment_for_record_decl): Likewise.
909 (increase_alignment::execute): Move code to find alignment to
910 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
911 (type_align_map): New hash_map.
913 2016-05-20 Richard Guenther <rguenther@suse.de>
915 PR tree-optimization/29756
916 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
917 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
918 * fold-const.c (operand_equal_p): Likewise.
919 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
920 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
921 * tree-inline.c (estimate_operator_cost): Likewise.
922 * tree-pretty-print.c (dump_generic_node): Likewise.
923 * tree-ssa-operands.c (get_expr_operands): Likewise.
924 * cfgexpand.c (expand_debug_expr): Likewise.
925 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
926 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
927 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
928 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
929 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
930 (execute_update_addresses_taken): Do it.
932 2016-05-20 Richard Biener <rguenther@suse.de>
934 PR tree-optimization/71185
935 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
938 2016-05-20 Richard Biener <rguenther@suse.de>
940 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
941 gimple_seq_add_seq_without_update.
942 (release_bb_predicate): Assert we have no operands to free.
943 (if_convertible_loop_p_1): Calculate post dominators later.
944 Do not free BB predicates here.
945 (combine_blocks): Do not recompute BB predicates.
946 (version_loop_for_if_conversion): Save BB predicates around
949 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
951 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
952 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
953 code. Ignore sibcalls on EDGE_IGNORE edges.
954 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
955 on edges for sibcalls that run without prologue. The rest of the
956 function is combined from...
957 (fix_fake_fallthrough_edge): ... this, and ...
958 (try_shrink_wrapping): ... a part of this. Remove the bb_with
959 function argument, make it a local variable.
961 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
963 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
964 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
965 for 32-bit mode and SEH for 64-bit.
966 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
967 TARGET_64BIT_DEFAULT.
969 2016-05-19 Ryan Burn <contact@rnburn.com>
971 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
972 * gengtype.c (open_base_files): Add cilk.h to ifiles.
974 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
976 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
977 force pending loads from memory.
979 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
981 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
982 (UNSPEC_DARN_32): New unspec constant.
983 (UNSPEC_DARN_RAW): New unspec constant.
984 (darn_32): New instruction.
985 (darn_raw): New instruction.
986 (darn): New instruction.
987 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
988 support and documentation for this macro.
989 (BU_P9_MISC_1): New macro definition.
990 (BU_P9_64BIT_MISC_0): New macro definition.
991 (BU_P9_MISC_0): New macro definition.
992 (darn_32): New builtin definition.
993 (darn_raw): New builtin definition.
994 (darn): New builtin definition.
995 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
996 RS6000_BUILTIN_0 directives to surround each occurrence of
997 #include "rs6000-builtin.def".
998 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
999 RS6000_BTM_64BIT flags to the returned mask, depending on
1001 (def_builtin): Correct an error in the assignments made to the
1002 debugging variable attr_string.
1003 (rs6000_expand_builtin): Add support for no-operand built-in
1005 (builtin_function_type): Remove fatal_error assertion that is no
1007 (rs6000_common_init_builtins): Add support for no-operand built-in
1009 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1011 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1013 (RS6000_BTM_64BIT): New macro definition.
1014 * doc/extend.texi: Document __builtin_darn (void),
1015 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1018 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1020 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1021 max_loop_iterations_int.
1023 2016-05-19 Marek Polacek <polacek@redhat.com>
1025 PR tree-optimization/71031
1026 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1027 condition and adjust the code a bit.
1029 2016-05-19 Martin Liska <mliska@suse.cz>
1031 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1032 auto_vec instead of vec.
1034 2016-05-19 Martin Liska <mliska@suse.cz>
1036 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1038 2016-05-19 Martin Liska <mliska@suse.cz>
1040 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1042 2016-05-19 Martin Liska <mliska@suse.cz>
1044 * ipa-pure-const.c (set_function_state): Remove an existing
1046 (remove_node_data): Do not free it as it's released
1047 in set_function_state.
1049 2016-05-19 Martin Liska <mliska@suse.cz>
1051 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1054 2016-05-19 Martin Liska <mliska@suse.cz>
1056 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1058 2016-05-19 Martin Liska <mliska@suse.cz>
1060 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1061 an auto_vec instead of re-creating it.
1063 2016-05-19 Martin Liska <mliska@suse.cz>
1065 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1066 auto_vec instead of vec.
1068 2016-05-19 Martin Liska <mliska@suse.cz>
1070 * lto-section-in.c (lto_get_section_data): Call
1071 lto_check_version with additional argument.
1072 * lto-streamer.c (lto_check_version): Add new argument.
1073 * lto-streamer.h (lto_check_version): Likewise.
1075 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1077 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1078 Don't add cost of inner memory when handling sign-extended loads.
1080 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1082 PR rtl-optimization/71148
1083 * cse.c (cse_main): Free dominance info.
1084 (rest_of_handle_cse): Don't free dominance info.
1085 (rest_of_handle_cse2): Likewise.
1086 (rest_of_handle_cse_after_global_opts): Likewise.
1088 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1091 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1092 NULL_TREE early if NEON is not available. Remove now redundant check
1093 in ARM_CHECK_BUILTIN_MODE.
1095 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1098 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1099 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1100 * doc/cpp.texi: Document new macros.
1102 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1104 PR tree-optimization/69848
1105 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1106 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1108 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1110 * function.c (thread_prologue_and_epilogue_insn): Move the
1111 "goto epilogue_done" one block later.
1113 2016-05-19 Richard Biener <rguenther@suse.de>
1115 PR tree-optimization/70729
1116 * passes.def: Move LIM pass before PRE. Remove no longer
1117 required copyprop and move first DCE out of the loop pipeline.
1119 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1122 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1123 (OBJS-libcommon-target): ...here.
1124 * opts-common.c: Include spellcheck.h.
1125 (cmdline_handle_error): Build a vec of valid options and use it
1126 to suggest provide hints for misspelled arguments.
1128 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1131 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1132 lhs if it has TREE_ADDRESSABLE type.
1134 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1137 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1138 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1140 2016-05-18 Martin Jambor <mjambor@suse.cz>
1143 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1144 input for NOP_EXPR pass-through functions.
1145 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1146 aggregate global constant VAR_DECLs in constant jump functions.
1148 2016-05-18 Martin Jambor <mjambor@suse.cz>
1151 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1152 from TREE_READONLY parameters.
1154 2016-05-18 Martin Jambor <mjambor@suse.cz>
1157 * cgraph.h (cgraph_indirect_call_info): New field
1158 guaranteed_unmodified.
1159 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1160 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1162 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1163 pass the parameter value to ipa_find_agg_cst_for_param.
1164 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1165 guaranteed_unmodified, store AA results there instead of bailing out
1167 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
1168 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
1169 (find_constructor_constant_at_offset): New function.
1170 (ipa_find_agg_cst_from_init): Likewise.
1171 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
1172 static initializers of contants, report back through a new paameter
1173 from_global_constant if that was the case.
1174 (try_make_edge_direct_simple_call): Also pass parameter value to
1175 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1177 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
1178 (ipa_read_indirect_edge_info): Likewise.
1179 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
1180 (ipa_load_from_parm_agg): Likewise.
1182 2016-05-18 Jiong Wang <jiong.wang@arm.com>
1184 PR rtl-optimization/71150
1185 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
1188 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1191 * config/rs6000/constraints.md (wE constraint): New constraint
1192 for a vector constant that can be loaded with XXSPLTIB.
1193 (wM constraint): New constraint for a vector constant of a 1's.
1194 (wS constraint): New constraint for a vector constant that can be
1195 loaded with XXSPLTIB and a vector sign extend instruction.
1196 * config/rs6000/predicates.md (xxspltib_constant_split): New
1197 predicates for wE/wS constraints.
1198 (xxspltib_constant_nosplit): Likewise.
1199 (easy_vector_constant): Add support for constants that can be
1200 loaded via XXSPLTIB.
1201 (all_ones_constant): New predicate for vector constant with all
1203 (splat_input_operand): Add support for ISA 3.0 word splat operations.
1204 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
1205 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
1206 instruction and possibly with a sign extension.
1207 (output_vec_const_move): Add support for XXSPLTIB. If we are
1208 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
1209 instead of XXLXOR/XXLORC.
1210 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
1212 (rs6000_legitimize_reload_address): Likewise.
1213 (rs6000_output_move_128bit): Use output_vec_const_move to emit
1215 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
1216 combine VSX_M and VSX_M2 into one iterator.
1218 (VSINT_84): New iterators for loading constants with XXSPLTIB.
1219 (VSINT_842): Likewise.
1220 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
1221 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
1222 XXSPLTIB instruction.
1223 (xxspltib_<mode>_nosplit): Likewise.
1224 (xxspltib_<mode>_split): New insn to load up constants with
1225 XXSPLTIB and a sign extend instruction.
1226 (vsx_mov<mode>): Replace single move that handled all vector types
1227 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
1228 moves (when -mvsx-timode is in effect) into the main vector
1229 moves. Eliminate separate moves for <VSr> <VSa>, where the
1230 preferred register class (<VSr>) is listed first, and the
1231 secondary register class (<VSa>) is listed second with a '?' to
1232 discourage use. Prefer loading 0/-1 in any VSX register for ISA
1233 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
1234 that if the register was involved in a slow operation, the
1235 clear/set operation does not wait for the slow operation to
1236 finish. Adjust the length attributes for 32-bit mode. Use
1237 rs6000_output_move_128bit and drop the use of the string
1238 instructions for 32-bit movti when -mvsx-timode is in effect. Use
1239 spacing so that the alternatives and attributes don't generate
1240 long lines, and put things in columns, so that it is easier to
1241 match up the operands and attributes with the insn alternatives.
1242 (vsx_mov<mode>_64bit): Likewise.
1243 (vsx_mov<mode>_32bit): Likewise.
1244 (vsx_movti_64bit): Fold movti into normal vector moves.
1245 (vsx_movti_32bit): Likewise.
1246 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
1248 (vsx_splat_v4si_internal): Likewise.
1249 (vsx_splat_v4sf_internal): Likewise.
1250 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
1251 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
1252 extend vector elements.
1253 (vsx_sign_extend_hi_<mode>): Likewise.
1254 (vsx_sign_extend_si_v2di): Likewise.
1255 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
1257 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
1258 constraints. Add trailing period to wL documentation.
1260 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
1263 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
1264 * tree-dfa.c (replace_abnormal_ssa_names): New function.
1265 * tree-call-cdce.c: Include tree-dfa.h.
1266 (can_guard_call_p): New function, extracted from...
1267 (can_use_internal_fn): ...here.
1268 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
1270 (shrink_wrap_one_built_in_call): Likewise.
1271 (use_internal_fn): Likewise.
1272 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
1273 and return void. Call replace_abnormal_ssa_names.
1274 (pass_call_cdce::execute): Check can_guard_call_p during the
1275 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
1276 will always change something.
1278 2016-05-18 Martin Jambor <mjambor@suse.cz>
1281 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
1282 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
1284 2016-05-18 Martin Jambor <mjambor@suse.cz>
1287 * ipa-inline.h (condition): New field size.
1288 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
1289 for comaprison and store it into the new condition.
1290 (evaluate_conditions_for_known_args): Use condition size to check
1291 access sizes for all but CHANGED conditions.
1292 (unmodified_parm_1): New parameter size_p, store access size into it.
1293 (unmodified_parm): Likewise.
1294 (unmodified_parm_or_parm_agg_item): Likewise.
1295 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
1296 (set_cond_stmt_execution_predicate): Extract access sizes and store
1298 (set_switch_stmt_execution_predicate): Likewise.
1299 (will_be_nonconstant_expr_predicate): Likewise.
1300 (will_be_nonconstant_predicate): Likewise.
1301 (inline_read_section): Stream condition size.
1302 (inline_write_summary): Likewise.
1304 2016-05-18 Richard Biener <rguenther@suse.de>
1306 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1307 condition cost to PHI cost instead of total_cost.
1309 2016-05-18 Martin Liska <mliska@suse.cz>
1312 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1315 2016-05-18 Richard Biener <rguenther@suse.de>
1317 * lto-streamer.h (LTO_major_version): Bump to 6.
1319 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1321 * function.c (make_split_prologue_seq, make_prologue_seq,
1322 make_epilogue_seq): New functions, factored out from...
1323 (thread_prologue_and_epilogue_insns): Here.
1325 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1327 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1328 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1329 of before. Add a comment.
1331 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1333 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1334 expression pointer, not pointer to the pointer.
1336 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1338 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1339 (avx2_pbroadcast<mode>): Add another alternative with v instead
1340 of x constraints in it, using <pbroadcast_evex_isa> isa.
1341 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1343 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1344 constraint x instead of v in second alternative, add avx512bw
1347 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1348 constraint x instead of v in second alternative, add avx512bw
1351 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1352 constraint x instead of v in second alternative, add avx512bw
1355 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1356 avx512bw alternative.
1358 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1360 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1362 (define_insn "*andnottf3"): Ditto.
1363 (define_insn "*<code><mode>3"/any_logic): Ditto.
1364 (define_insn "*<code>tf3"/any_logic): Ditto.
1365 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1366 operand to block AVX-512VL insn variant emit when it is not enabled.
1368 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1370 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1371 constraint fot SF mode.
1373 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1374 Kirill Yukhin <kirill.yukhin@intel.com>
1376 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1378 (define_insn "rsqrt14<mode>"): Ditto.
1379 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1380 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1381 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1382 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1383 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1385 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1386 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1387 * config/i386/i386.c (ix86_print_operand): Expand check for size
1388 override codes for Intel syntax.
1390 2016-05-18 Richard Biener <rguenther@suse.de>
1392 PR tree-optimization/71168
1393 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1394 initialization earlier.
1396 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1398 * config/aarch64/aarch64-simd.md
1399 (aarch64_reduc_plus_internal<mode>): Rename to...
1400 (reduc_plus_scal): ...This, and remove previous implementation.
1402 2016-05-18 Richard Biener <rguenther@suse.de>
1404 * passes.def: Put late dse and cd_dce in canonical order.
1406 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1408 * ipa-inline-transform.c (preserve_function_body_p): Look for
1409 first non-thunk clone.
1410 (save_function_body): Save into first non-thunk.
1411 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1413 (lto_output_node): Inline thunks don't need body in every
1415 * lto-streamer-in.c: Do not fixup thunk clones.
1416 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1418 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1421 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1424 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1425 (reassociate_bb): Call transform_add_to_multiply.
1427 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1429 * config/aarch64/aarch64.c (all_extensions): Removed unused
1432 2016-05-17 Nathan Sidwell <nathan@acm.org>
1434 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1435 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1437 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1439 PR tree-optimization/54579
1441 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1443 2016-05-17 Marek Polacek <polacek@redhat.com>
1446 * tree-inline.c (expand_call_inline): Call
1447 maybe_remove_unused_call_args.
1449 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1451 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1452 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1453 * doc/md.texi (fmin@var{m}3): Likewise.
1455 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1457 * match.pd (X & C): New transformation.
1459 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1461 * match.pd (~X & Y): New transformation.
1463 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1465 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1466 information for new SSA_NAME.
1467 (simplify_conversion_using_ranges): Get range through get_range_info
1468 instead of get_value_range.
1470 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1472 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1473 Remove inline assembly.
1474 (vmvn_s16): Likewise.
1475 (vmvn_s32): Likewise.
1476 (vmvn_u8): Likewise.
1477 (vmvn_u16): Likewise.
1478 (vmvn_u32): Likewise.
1479 (vmvnq_s8): Likewise.
1480 (vmvnq_s16): Likewise.
1481 (vmvnq_s32): Likewise.
1482 (vmvnq_u8): Likewise.
1483 (vmvnq_u16): Likewise.
1484 (vmvnq_u32): Likewise.
1485 (vmvn_p8): Likewise.
1486 (vmvnq_p16): Likewise.
1488 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1490 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1492 (vmul_n_s16): Likewise.
1493 (vmul_n_s32): Likewise.
1494 (vmul_n_u16): Likewise.
1495 (vmul_n_u32): Likewise.
1496 (vmulq_n_f32): Likewise.
1497 (vmulq_n_f64): Likewise.
1498 (vmulq_n_s16): Likewise.
1499 (vmulq_n_s32): Likewise.
1500 (vmulq_n_u16): Likewise.
1501 (vmulq_n_u32): Likewise.
1503 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1505 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1506 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1508 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1510 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1511 to *aarch64_fma4_elt_from_dup<mode>.
1512 (*aarch64_fnma4_elt_to_128df): Rename to
1513 *aarch64_fnma4_elt_from_dup<mode>.
1514 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1515 (vfms_n_f32): Likewise.
1516 (vfms_n_f64): Likewise.
1517 (vfmsq_n_f32): Likewise.
1518 (vfmsq_n_f64): Likewise.
1520 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1522 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1524 2016-05-17 Richard Biener <rguenther@suse.de>
1526 PR tree-optimization/71132
1527 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1528 Only add control dependences for blocks in the loop.
1529 (build_rdg): Adjust.
1530 (generate_code_for_partition): Return whether loop should
1531 be destroyed and delay that.
1532 (distribute_loop): Likewise.
1533 (pass_loop_distribution::execute): Record loops to be destroyed
1534 and perform delayed destroying of loops.
1536 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1539 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1541 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1543 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1545 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1548 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1549 insertion point for instructions generated by validize_mem.
1551 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1553 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1556 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1558 * config/aarch64/aarch64.c
1559 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1560 rather than a macro.
1562 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1564 * doc/invoke.texi (AArch64 Options): Various updates.
1566 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1568 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1569 into instrumentation thunks.
1570 * cif-code.def (CIF_CHKP): New.
1572 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1574 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1576 2016-05-16 Martin Jambor <mjambor@suse.cz>
1578 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1579 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1581 2016-05-16 Marek Polacek <polacek@redhat.com>
1583 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1586 2016-05-16 Martin Jambor <mjambor@suse.cz>
1589 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1590 the outlined kernel function.
1592 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1594 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1595 (ISA_HAS_DLSA): Ditto.
1597 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1599 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1601 2016-05-16 Nathan Sidwell <nathan@acm.org>
1603 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1604 (nvptx_name_replacement): Restore. Add comment.
1605 (write_fn_proto, write_fn_proto_from_insn,
1606 nvptx_output_call_insn): Restore
1607 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1609 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1611 * config/aarch64/aarch64.md
1612 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1613 (add<mode>3_compareC_imm): Likewise.
1614 (<optab>si3_uxtw): Split into register and immediate variants.
1615 (andsi3_compare0_uxtw): Likewise.
1616 (and<mode>3_compare0): Likewise.
1617 (and<mode>3nr_compare0): Likewise.
1618 (stack_protect_test_<mode>): Don't use %x for memory operands.
1620 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1622 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1624 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1626 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1627 Split integer shifts into shift_reg and bfm.
1628 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1629 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1630 (ror<mode>3_insn): Likewise.
1631 (<optab>si3_insn_uxtw): Likewise.
1632 (<optab><mode>3_insn): Change to rotate_imm.
1633 (extr<mode>5_insn_alt): Likewise.
1634 (extrsi5_insn_uxtw): Likewise.
1635 (extrsi5_insn_uxtw_alt): Likewise.
1637 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1639 * doc/tm.texi: Regenerate.
1640 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1641 (TARGET_INVALID_RETURN_TYPE): Remove.
1642 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1643 TARGET_INVALID_RETURN_TYPE.
1644 * target.def (invalid_parameter_type): Remove.
1645 (invalid_return_type): Remove.
1647 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1649 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1650 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1652 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1654 (preserve_function_body_p): No need to preserve function body
1655 * cif-codes.def (CIF_THUNK): Remove.
1656 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1658 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1660 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1662 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1664 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1667 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1669 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1670 (inline_small_functions): Do not look for function symbol when
1673 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1675 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1678 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1679 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1680 Jiong Wang <jiong.wang@arm.com>
1682 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1683 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1684 Define __ARM_FP16_ARGS when appropriate.
1685 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1687 (arm_invalid_return_type): Likewise.
1688 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1689 (TARGET_INVALID_RETURN_TYPE): Remove.
1690 (aapcs_vfp_sub_candidate): Allow HFmode.
1691 (aapcs_vfp_allocate): Add comment. Support HFmode.
1692 (aapcs_vfp_allocate_return_reg): Likewise.
1693 (struct aapcs_cp_arg_layout): Slightly reword comments for
1694 is_return_candidate and allocate_return_reg.
1695 (output_mov_vfp): Update assert.
1696 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1698 (arm_invalid_parameter_type): Remove.
1699 (amr_invalid_return_type): Remove.
1700 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1701 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1702 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1704 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1706 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1707 * config/aarch64/arch64-protos.h
1708 (aarch64_legitimize_reload_address): Remove.
1709 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1712 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1714 * configure.ac: Add ACX_NONCANONICAL_HOST.
1715 * configure: Regenerate.
1716 * Makefile.in: Set host_noncanonical.
1718 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1721 * config/i386/i386.md (*movtf_internal): Before register allocation,
1722 do not allow FP constants for CM_MEDIUM memory model, allow only
1723 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1724 (*movxf_internal): Ditto.
1725 (*movdf_internal): Ditto.
1726 (*movsf_internal): Ditto.
1728 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1730 PR rtl-optimization/67483
1731 * combine.c (make_compound_operation): Don't call extract_left_shift
1732 with negative shift amounts.
1734 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1737 * fold-const.c (fold_checksum_tree): Allow modification
1738 of TYPE_ALIAS_SET during folding.
1740 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1741 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1742 (ix86_split_to_parts): Likewise. Fix up formatting.
1744 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1746 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1747 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1750 2016-05-13 Nathan Sidwell <nathan@acm.org>
1752 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1753 (nvptx_name_replacement): Delete.
1754 (write_fn_proto, write_fn_proto_from_insn,
1755 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1756 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1757 * langhooks.c (add_builtin_funcction_common): Call
1758 targetm.mangle_decl_assembler_name.
1760 * config/nvptx/nvptx.c (write_fn_proto): Handle
1761 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1763 2016-05-13 Martin Liska <mliska@suse.cz>
1765 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1766 and PRIu64 in printf format.
1768 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1770 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1773 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1775 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1776 Change --param max-completely-peeled-times to
1777 --param max-completely-peel-times in dump file printing.
1779 2016-05-13 Richard Biener <rguenther@suse.de>
1781 PR tree-optimization/42587
1782 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1783 (find_bswap_or_nop_1): Likewise.
1784 (bswap_replace): Likewise.
1786 2016-05-13 Martin Liska <mliska@suse.cz>
1788 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1789 Initialize a variable with default value.
1791 2016-05-13 Martin Liska <mliska@suse.cz>
1793 * doc/invoke.texi: Enhance explanation of error recovery
1796 2016-05-13 Martin Liska <mliska@suse.cz>
1798 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1799 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1800 (iv_inv_expr_ent *).
1801 (struct iv_inv_expr_ent): Comment struct fields.
1802 (sort_iv_inv_expr_ent): New function.
1803 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1804 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1805 a hash_map between iv_inv_expr_ent and number of usages.
1806 (niter_for_exit): Fix coding style.
1807 (tree_ssa_iv_optimize_init): Use renamed variable.
1808 (determine_base_object): Fix coding style.
1809 (alloc_iv): Likewise.
1810 (find_interesting_uses_outside): Likewise.
1811 (add_candidate_1): Likewise.
1812 (add_standard_iv_candidates): Likewise.
1813 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1814 (prepare_decl_rtl): Fix coding style.
1815 (get_address_cost): Likewise.
1816 (get_shiftadd_cost): Likewise.
1817 (force_expr_to_var_cost): Likewise.
1818 (compare_aff_trees): Likewise.
1819 (get_expr_id): Restructure the function.
1820 (get_loop_invariant_expr_id): Renamed to
1821 get_loop_invariant_expr.
1822 (get_computation_cost_at): Replace usage of inv_expr_id with
1824 (get_computation_cost): Likewise.
1825 (determine_group_iv_cost_generic): Likewise.
1826 (determine_group_iv_cost_address): Likewise.
1827 (iv_period): Fix coding style.
1828 (iv_elimination_compare_lt): Likewise.
1829 (may_eliminate_iv): Likewise.
1830 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1832 (determine_group_iv_costs): Dump invariant expressions.
1833 (iv_ca_recount_cost): Use the newly added hash_map.
1834 (iv_ca_set_remove_invariants): Fix coding style.
1835 (iv_ca_set_add_invariants): Fix coding style.
1836 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1838 (iv_ca_set_cp): Likewise.
1839 (iv_ca_new): Initialize the newly added hash_map and remove
1840 initialization of fields.
1841 (iv_ca_free): Delete the hash_map.
1842 (iv_ca_dump): Dump invariant expressions.
1843 (iv_ca_extend): Fix coding style.
1844 (try_add_cand_for): Likewise.
1845 (create_new_ivs): Dump information about # of avg iterations and
1846 # of used invariant expressions.
1847 (rewrite_use_compare): Fix coding style.
1848 (free_loop_data): Set default value for max_inv_expr_id.
1850 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1852 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1853 returned value cse_cfg_altered computation.
1854 (rest_of_handle_cse2): Likewise.
1855 (rest_of_handle_cse_after_global_opts): Likewise.
1857 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1860 * config/arm/arm.c (arm32_output_mi_thunk): New.
1861 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1862 to split Thumb1 vs TARGET_32BIT functionality.
1863 (arm_thumb1_mi_thunk): New.
1865 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1867 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1870 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1873 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1875 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1877 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1878 (expand_builtin_trap): Emit a regular call.
1879 (set_builtin_user_assembler_name): Remove obsolete cases.
1880 * dse.c (scan_insn): Adjust.
1881 * except.c: Include calls.h.
1882 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1883 emit a regular call to setjmp.
1884 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1885 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1886 (emit_block_move_via_libcall): Delete.
1887 (block_move_fn): Delete.
1888 (init_block_move_fn): Likewise.
1889 (emit_block_move_libcall_fn): Likewise.
1890 (emit_block_op_via_libcall): New function.
1891 (set_storage_via_libcall): Tidy up and use memset builtin.
1892 (block_clear_fn): Delete.
1893 (init_block_clear_fn): Likewise.
1894 (clear_storage_libcall_fn): Likewise.
1895 (expand_assignment): Call emit_block_move_via_libcall.
1896 Do not include gt-expr.h.
1897 * expr.h (emit_block_op_via_libcall): Declare.
1898 (emit_block_copy_via_libcall): New inline function.
1899 (emit_block_move_via_libcall): Likewise.
1900 (emit_block_comp_via_libcall): Likewise.
1901 (block_clear_fn): Delete.
1902 (init_block_move_fn): Likewise.
1903 (init_block_clear_fn): Likewise.
1904 (emit_block_move_via_libcall): Likewise.
1905 (set_storage_via_libcall): Add default parameter value.
1906 * libfuncs.h (enum libfunc_index): Remove obsolete values.
1907 (abort_libfunc): Delete.
1908 (memcpy_libfunc): Likewise.
1909 (memmove_libfunc): Likewise.
1910 (memcmp_libfunc): Likewise.
1911 (memset_libfunc): Likewise.
1912 (setbits_libfunc): Likewise.
1913 (setjmp_libfunc): Likewise.
1914 (longjmp_libfunc): Likewise.
1915 (profile_function_entry_libfunc): Likewise.
1916 (profile_function_exit_libfunc): Likewise.
1917 (gcov_flush_libfunc): Likewise.
1918 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
1919 and DECL_VISIBILITY on the declaration.
1920 (init_optabs): Do not initialize obsolete libfuncs.
1921 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
1922 * tree-core.h (ECF_RET1): Define.
1923 (ECF_TM_PURE): Adjust.
1924 (ECF_TM_BUILTIN): Likewise.
1925 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
1926 (build_common_builtin_nodes): Initialize abort builtin.
1927 Add ECF_RET1 on memcpy, memmove and memset builtins.
1928 Pass final flags for alloca and alloca_with_align builtins.
1929 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
1931 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
1932 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
1933 set_storage_via_libcall and call emit_block_copy_via_libcall.
1935 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
1937 * config/i386/i386.md (*call_got_x32): Change operand 0 to
1938 DImode before it is passed to ix86_output_call_operand.
1939 (*call_value_got_x32): Ditto for operand 1.
1941 2016-05-12 Jiong Wang <jiong.wang@arm.com>
1943 PR rtl-optimization/70904
1944 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
1945 reload for wide mode.
1947 2016-05-12 Marek Polacek <polacek@redhat.com>
1950 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
1951 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
1952 * langhooks.h (incomplete_type_error): Likewise.
1953 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
1954 parameter, pass it down to incomplete_type_error.
1955 * tree.h (size_in_bytes): New inline overload.
1956 (size_in_bytes_loc): Renamed from size_in_bytes.
1958 2016-05-12 Richard Biener <rguenther@suse.de>
1960 PR tree-optimization/71059
1961 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
1962 nary before looking up or entering the expression into the VN
1964 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
1965 Make sure to re-use NARYs without result as inserted by
1968 2016-05-12 Richard Biener <rguenther@suse.de>
1970 PR tree-optimization/71062
1971 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1973 * tree-ssa-structalias.c (set_uids_in_ptset): Set
1974 vars_contains_restrict if the var is a restrict tag.
1975 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
1976 do not disambiguate pointers against it.
1977 (dump_points_to_solution): Re-structure and adjust for new
1978 vars_contains_restrict flag.
1979 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
1981 2016-05-12 Martin Liska <mliska@suse.cz>
1983 * doc/invoke.texi: Explain connection between
1984 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
1986 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
1988 PR tree-optimization/71006
1989 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
1990 consider COND_EXPR as a mask producer.
1992 2016-05-12 Marek Polacek <polacek@redhat.com>
1995 * opts.c (common_handle_option): Detect missing argument for --help^.
1997 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2000 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2001 when popping the PC and within an interrupt handler routine.
2002 Add missing tab to output of "ldmfd".
2003 (output_return_instruction): Output LDMFD with SP update rather
2004 than POP when returning from interrupt handler.
2006 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2008 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2009 TARGET_64BIT && TARGET_AVX512DQ.
2010 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2011 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2012 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2013 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2014 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2015 (*vec_extractv4si_zext): Add avx512dq alternative.
2016 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2017 use v instead of x constraint in other alternatives where possible.
2019 * config/i386/sse.md (sse2_loadld): Use v instead of x
2020 constraint in alternatives 0,1,4.
2022 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2023 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2024 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2027 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2028 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2029 is not emitted unless TARGET_AVX512BW.
2030 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2031 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2032 for the result operand.
2034 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2035 constraint instead of x in avx alternatives. Use maybe_evex instead
2038 * config/i386/constraints.md (Yv): New constraint.
2039 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2040 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2041 * config/i386/i386.md (avx512fvecmode): New mode attr.
2042 (*pushtf): Use v constraint instead of x.
2043 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2044 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2045 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2046 (*absnegtf2_sse): Likewise.
2047 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2048 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2049 avx512f alternatives.
2050 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2052 2016-05-12 Richard Biener <rguenther@suse.de>
2054 PR tree-optimization/71060
2055 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2056 require exact match of DR_BASE_OBJECT but only matching address and
2059 2016-05-12 Richard Biener <rguenther@suse.de>
2061 PR tree-optimization/70986
2062 * cfganal.c: Include cfgloop.h.
2063 (dfs_find_deadend): Prefer to take edges exiting loops.
2065 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2067 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2068 compile and run time.
2070 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2073 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2075 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2077 * config/i386/i386.c (legitimize_pic_address): Use
2078 copy_to_suggested_reg instead of gen_movsi.
2080 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2082 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2083 the code into quad_address_p and call it to share code with
2084 vsx_quad_dform_memory_operand.
2085 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2087 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2088 bit instead of being a separate word. Split -mpower9-dform into
2089 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2090 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2091 for the register class supporting 128-bit quad word memory offsets.
2092 (mode_supports_vsx_dform_quad): Helper function to return if the
2093 register class uses quad word memory offsets.
2094 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2095 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2096 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2097 instructions are enabled, set up the appropriate addr_masks for
2099 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2100 -mpower9-dform-scalar, instead of -mpower9-dform.
2101 (rs6000_option_override_internal): Split -mpower9-dform into two
2102 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2103 -mpower9-dform switch sets or clears both. If we are not using
2104 the LRA register allocator, do not enable -mpower9-dform-vector by
2105 default. If we are using LRA, enable -mpower9-dform-vector and
2106 -mvsx-timode if it is appropriate. Issue a warning if either
2107 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2109 (quad_address_offset_p): New helper function to return if the
2110 offset is legal for quad word memory instructions.
2111 (quad_address_p): New function to determin if GPR or vector
2112 register quad word memory addresses are legal.
2113 (mem_operand_gpr): Validate quad word address offsets.
2114 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2115 d-form (register + offset) instructions.
2116 (offsettable_ok_by_alignment): Likewise.
2117 (rs6000_legitimate_offset_address_p): Likewise.
2118 (legitimate_lo_sum_address_p): Likewise.
2119 (rs6000_legitimize_address): Likewise.
2120 (rs6000_legitimize_reload_address): Add more debug statements for
2122 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2123 d-form instructions.
2124 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2125 d-form instructions. Distinguish different cases in debug
2126 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2127 d-form instructions.
2128 (rs6000_preferred_reload_class): Likewise.
2129 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2130 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2131 of the ISA 2.06 indexed memory instructions.
2132 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2133 use them to save/restore the saved vector registers instead of
2134 using Altivec instructions.
2135 (rs6000_emit_epilogue): Likewise.
2136 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2137 (rs6000_opt_masks): Split -mpower9-dform into
2138 -mpower9-dform-scalar and -mpower9-dform-vector.
2139 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2141 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2142 ISA 3.0 vector indexed memory instructions, and fold the code into
2143 the normal mov<mode> patterns.
2144 (p9_vecstore_<mode>): Likewise.
2145 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2147 (vsx_movti_64bit): Likewise.
2148 (vsx_movti_32bit): Likewise.
2149 * config/rs6000/constraints.md (wO constraint): New constraint for
2150 ISA 3.0 vector d-form support.
2151 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2152 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2153 include -mpower9-dform-vector until we switch over to LRA.
2154 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2155 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2156 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2157 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2158 for -mpower9-dform and -mlra.
2159 * doc/md.texi (wO constraint): Document wO constraint.
2161 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2163 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2164 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2165 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2166 Move handling of non-insn arguments inline into the sole user:
2167 (output_trans_func): ...here.
2168 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
2169 in emitted function prototype.
2170 (output_internal_insn_latency_func): Ditto. Simplify.
2171 (output_internal_maximal_insn_latency_func): Ditto. Delete
2172 always-unused argument.
2173 (output_insn_latency_func): Ditto.
2174 (output_maximal_insn_latency_func): Ditto.
2176 2016-05-11 Richard Biener <rguenther@suse.de>
2178 PR tree-optimization/71055
2179 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
2180 sth with precision not equal to access size verify we don't chop
2183 2016-05-11 Richard Biener <rguenther@suse.de>
2186 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
2187 (dwarf2out_finish): Move retry_incomplete_types call ...
2188 (dwarf2out_early_finish): ... here.
2190 2016-05-11 Richard Biener <rguenther@suse.de>
2193 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
2194 if the langhook insists on it.
2195 * fold-const.c (make_bit_field_ref): Add arg for the original
2196 reference and preserve its alias-set.
2197 (decode_field_reference): Take exp by reference and adjust it
2198 to the original memory reference.
2199 (optimize_bit_field_compare): Adjust callers.
2200 (fold_truth_andor_1): Likewise.
2201 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
2203 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
2206 * cfgrtl.h (delete_insn_and_edges): Now return bool.
2207 * cfgrtl.c (delete_insn_and_edges): Likewise.
2208 * config/i386/i386.c (convert_scalars_to_vector): Remove
2210 * cse.c (cse_insn): Compute cse_cfg_altered.
2211 (delete_trivially_dead_insns): Likewise.
2212 (cse_cc_succs): Likewise.
2213 (rest_of_handle_cse): Free dominance info if required.
2214 (rest_of_handle_cse2): Likewise.
2215 (rest_of_handle_cse_after_global_opts): Likewise.
2217 2016-05-11 Alan Modra <amodra@gmail.com>
2219 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2220 abi_v4_pass_in_fpr): New functions.
2221 (rs6000_function_arg_boundary): Exclude complex IBM long double
2222 from 64-bit alignment when ABI_V4.
2223 (rs6000_function_arg, rs6000_function_arg_advance_1,
2224 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2226 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
2228 PR rtl-optimization/71028
2229 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
2230 jump with just a return in the fallthrough block if the branch
2231 block contains just a return as well.
2233 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
2235 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
2236 * match.pd ((X & Y) ^ Y): ... this.
2237 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
2238 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2240 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2242 * read-md.c (require_char_ws): New function.
2243 (read_string): Simplify using require_char_ws.
2244 (handle_constants): Likewise.
2245 (handle_enum): Likewise.
2246 (handle_file): Likewise.
2247 * read-md.h (require_char_ws): New declaration.
2248 * read-rtl.c (read_conditions): Simplify using require_char_ws.
2249 (read_mapping): Likewise.
2250 (read_rtx_code): Likewise.
2251 (read_nested_rtx): Likewise.
2253 2016-05-10 James Norris <jnorris@codesourcery.com>
2255 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
2256 if offloading is enabled and -fopenacc or -fopenmp is specified.
2257 (CRTOFFLOADEND): Likewise.
2258 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
2259 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2261 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
2263 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
2264 gotoff_operand code paths. Use copy_to_suggested_regs and
2265 expand_simple_binop where appropriate. Cleanup.
2267 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2270 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
2272 (dimode_scalar_chain::vector_const_cost): New.
2273 (dimode_scalar_chain::compute_convert_gain): Handle constants.
2274 (dimode_scalar_chain::convert_op): Likewise.
2275 (dimode_scalar_chain::convert_insn): Likewise.
2277 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2279 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
2280 unary operation, not a binary one.
2282 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2285 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
2286 calls with type casted fndecl.
2288 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2290 PR tree-optimization/70786
2291 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
2292 * calls.c (initialize_argument_information): Bind bounds
2293 with corresponding args passed by reference.
2295 2016-05-10 Jakub Jelinek <jakub@redhat.com>
2298 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
2299 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
2300 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2303 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2306 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2307 code for a zero scale factor.
2308 (vsx_xvcvdpuxds_scale): Likewise.
2310 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2312 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2313 if show_ruler_p was set on the context.
2314 (layout::show_ruler): New method.
2315 * diagnostic.h (struct diagnostic_context): Add field
2318 2016-05-10 Richard Biener <rguenther@suse.de>
2320 PR tree-optimization/71039
2321 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2322 (chk_uses): New function.
2323 (propagate_with_phi): Verify we can safely replicate the lhs of an
2324 aggregate assignment on all incoming edges.
2326 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2328 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2330 (rx_atomic_sequence): New class.
2331 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2332 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2334 (rx_atomic_sequence::rx_atomic_sequence,
2335 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2336 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2337 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2338 CTRLREG_INTB): New constants.
2339 (FETCHOP): New code iterator.
2340 (fethcop_name, fetchop_name2): New iterator code attributes.
2341 (QIHI): New mode iterator.
2342 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2343 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2344 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2346 2016-05-10 Martin Liska <mliska@suse.cz>
2348 * tree-inline.c (remap_dependence_clique): Do not remap
2349 debugging statements.
2351 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2353 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2354 ("*fixuns_truncdfdi2_z13")
2355 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2356 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2357 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2359 2016-05-10 Richard Biener <rguenther@suse.de>
2361 PR tree-optimization/70497
2362 PR tree-optimization/28367
2363 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2365 (visit_reference_op_load): ... here.
2366 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2367 with simplified BIT_FIELD_REFs.
2368 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2369 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2372 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2374 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2375 documentation comment. For BLOCK nodes, add a
2376 DW_AT_abstract_origin attribute that points to the DIE generated
2377 for the origin BLOCK.
2378 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2379 blocks from inlined functions.
2381 2016-05-10 Alan Modra <amodra@gmail.com>
2384 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2385 regrename modifying insns saving lr before __morestack call.
2386 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2387 insns restoring lr after __morestack call.
2389 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2391 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2392 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2394 * config/i386/sse.md (vec_interleave_high<mode>,
2395 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2396 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2398 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2400 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2401 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2402 parallel reassociation for power8 and forward.
2404 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2406 * config/i386/i386.md (absneg splitters with general regs): Use
2407 general_reg_operand predicate.
2408 (btsq peephole2): Use x86_64_immediate_operand to check if new
2409 value is suitable for immediate operand. Generate emitted insn
2410 using RTL expressions.
2411 (btcq peephole2): Ditto.
2412 (btrq peephole2): Ditto. Generate correct immediate operand
2415 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2417 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2420 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2422 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2423 pointer dereference.
2425 2016-05-09 Richard Biener <rguenther@suse.de>
2427 PR tree-optimization/70985
2428 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2429 op0 isn't a gimple register.
2431 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2433 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2434 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2435 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2436 (i6400_fpu_mult): New cpu units.
2437 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2438 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2439 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2440 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2441 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2442 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2443 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2444 (i6400_msa_long_float4, i6400_msa_long_float5)
2445 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2446 (i6400_msa_fdiv_sf): New reservations.
2447 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2448 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2449 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2450 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2451 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2452 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2453 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2454 (msa_short_store4, msa_long_load, msa_short_store)
2455 (msa_long_logic, msa_long_float2, msa_long_float4)
2456 (msa_long_float5, msa_long_float8, msa_long_mult)
2457 (msa_long_fdiv, msa_long_div): New reservations.
2459 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2460 Sameera Deshpande <sameera.deshpande@imgtec.com>
2461 Matthew Fortune <matthew.fortune@imgtec.com>
2462 Graham Stott <graham.stott@imgtec.com>
2463 Chao-ying Fu <chao-ying.fu@imgtec.com>
2465 * config.gcc: Add MSA header file for mips*-*-* target.
2466 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2467 (Ubv8i, Urv8): New constraints.
2468 * config/mips/mips-ftypes.def: Add function types for MSA
2470 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2471 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2472 * config/mips/mips-msa.md: New file.
2473 * config/mips/mips-protos.h
2474 (mips_split_128bit_const_insns): New prototype.
2475 (mips_msa_idiv_insns): Likewise.
2476 (mips_split_128bit_move): Likewise.
2477 (mips_split_128bit_move_p): Likewise.
2478 (mips_split_msa_copy_d): Likewise.
2479 (mips_split_msa_insert_d): Likewise.
2480 (mips_split_msa_fill_d): Likewise.
2481 (mips_expand_msa_branch): Likewise.
2482 (mips_const_vector_same_val_p): Likewise.
2483 (mips_const_vector_same_bytes_p): Likewise.
2484 (mips_const_vector_same_int_p): Likewise.
2485 (mips_const_vector_shuffle_set_p): Likewise.
2486 (mips_const_vector_bitimm_set_p): Likewise.
2487 (mips_const_vector_bitimm_clr_p): Likewise.
2488 (mips_msa_vec_parallel_const_half): Likewise.
2489 (mips_msa_output_division): Likewise.
2490 (mips_ldst_scaled_shift): Likewise.
2491 (mips_expand_vec_cond_expr): Likewise.
2492 * config/mips/mips.c (enum mips_builtin_type): Add
2493 MIPS_BUILTIN_MSA_TEST_BRANCH.
2494 (mips_gen_const_int_vector_shuffle): New prototype.
2495 (mips_const_vector_bitimm_set_p): New function.
2496 (mips_const_vector_bitimm_clr_p): Likewise.
2497 (mips_const_vector_same_val_p): Likewise.
2498 (mips_const_vector_same_bytes_p): Likewise.
2499 (mips_const_vector_same_int_p): Likewise.
2500 (mips_const_vector_shuffle_set_p): Likewise.
2501 (mips_symbol_insns): Forbid loading symbols via immediate for
2503 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2505 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2507 (mips_lx_address_p): Add support load indexed address for MSA.
2508 (mips_address_insns): Add calculation of instructions needed for
2509 stores and loads for MSA.
2510 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2511 CONST_VECTOR for MSA and let it fall through.
2512 (mips_ldst_scaled_shift): New function.
2513 (mips_subword_at_byte): Likewise.
2514 (mips_msa_idiv_insns): Likewise.
2515 (mips_legitimize_move): Validate MSA moves.
2516 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2517 calculation of costs for MSA division.
2518 (mips_split_move_p): Check if MSA moves need splitting.
2519 (mips_split_move): Split MSA moves if necessary.
2520 (mips_split_128bit_move_p): New function.
2521 (mips_split_128bit_move): Likewise.
2522 (mips_split_msa_copy_d): Likewise.
2523 (mips_split_msa_insert_d): Likewise.
2524 (mips_split_msa_fill_d): Likewise.
2525 (mips_output_move): Handle MSA moves.
2526 (mips_expand_msa_branch): New function.
2527 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2528 Reinstate 'y' modifier.
2529 (mips_file_start): Add MSA .gnu_attribute.
2530 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2532 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2533 (mips_class_max_nregs): Add register size for MSA supported mode.
2534 (mips_cannot_change_mode_class): Allow conversion between MSA
2535 vector modes and TImode.
2536 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2538 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2539 (mips_preferred_simd_mode): Add preffered modes for MSA.
2540 (mips_vector_mode_supported_p): Add MSA supported modes.
2541 (mips_autovectorize_vector_sizes): New function.
2542 (mips_msa_output_division): Likewise.
2543 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2544 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2545 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2546 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2547 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2548 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2549 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2550 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2551 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2552 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2553 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2554 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2555 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2556 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2557 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2558 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2559 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2560 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2561 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2562 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2563 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2564 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2565 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2566 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2567 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2568 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2569 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2570 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2571 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2572 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2573 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2574 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2575 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2576 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2577 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2578 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2579 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2580 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2581 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2582 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2583 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2584 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2585 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2586 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2587 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2588 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2589 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2590 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2591 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2592 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2593 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2594 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2595 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2596 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2597 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2598 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2599 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2600 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2601 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2602 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2603 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2604 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2605 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2606 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2607 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2608 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2609 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2610 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2611 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2612 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2613 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2614 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2615 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2616 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2617 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2618 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2619 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2620 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2621 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2622 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2623 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2624 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2625 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2626 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2627 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2628 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2629 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2630 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2631 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2632 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2633 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2634 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2635 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2636 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2637 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2638 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2639 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2640 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2641 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2642 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2643 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2644 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2645 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2646 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2647 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2648 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2649 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2650 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2651 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2652 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2653 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2654 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2655 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2656 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2657 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2658 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2659 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2660 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2661 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2662 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2663 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2664 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2665 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2666 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2667 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2668 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2669 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2670 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2671 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2672 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2673 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2674 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2675 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2676 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2677 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2678 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2679 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2680 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2681 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2682 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2683 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2684 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2685 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2686 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2687 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2688 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2689 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2690 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2691 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2692 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2693 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2695 (mips_get_builtin_decl_index): New array.
2696 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2697 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2698 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2699 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2700 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2702 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2704 (mips_expand_builtin_insn): Prepare operands for
2705 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2706 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2707 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2708 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2709 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2710 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2711 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2712 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2713 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2714 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2715 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2716 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2717 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2718 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2719 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2720 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2721 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2722 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2723 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2724 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2725 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2726 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2727 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2728 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2729 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2730 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2731 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2732 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2733 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2734 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2735 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2736 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2737 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2738 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2739 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2740 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2741 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2742 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2743 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2744 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2745 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2746 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2747 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2748 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2749 These are set implicitly and an error is reported if overridden.
2750 (mips_expand_builtin_msa_test_branch): New function.
2751 (mips_expand_msa_shuffle): Likewise.
2752 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2753 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2754 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2755 (mips_expand_vec_unpack): Add support for MSA.
2756 (mips_expand_vector_init): Likewise.
2757 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2758 instead of const0_rtx.
2759 (mips_msa_vec_parallel_const_half): New function.
2760 (mips_gen_const_int_vector): Likewise.
2761 (mips_gen_const_int_vector_shuffle): Likewise.
2762 (mips_expand_msa_cmp): Likewise.
2763 (mips_expand_vec_cond_expr): Likewise.
2764 * config/mips/mips.h
2765 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2766 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2768 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2769 (ISA_HAS_MSA): New macro.
2770 (UNITS_PER_MSA_REG): Likewise.
2771 (BITS_PER_MSA_REG): Likewise.
2772 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2773 (MSA_REG_FIRST): New macro.
2774 (MSA_REG_LAST): Likewise.
2775 (MSA_REG_NUM): Likewise.
2776 (MSA_REG_P): Likewise.
2777 (MSA_REG_RTX_P): Likewise.
2778 (MSA_SUPPORTED_MODE_P): Likewise.
2779 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2780 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2781 * config/mips/mips.md: Include mips-msa.md.
2782 (alu_type): Add simd_add.
2783 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2784 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2785 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2786 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2787 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2788 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2789 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2790 simd_move, simd_load, simd_store. Choose "multi" for moves
2792 (qword_mode): New attribute.
2793 (insn_count): Add instruction count for quad moves.
2794 Increase the count for MIPS SIMD division.
2795 (UNITMODE): Add UNITMODEs for vector types.
2796 (addsub): New code iterator.
2797 * config/mips/mips.opt (mmsa): New option.
2798 * config/mips/msa.h: New file.
2799 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2801 * config/mips/mti-linux.h: Likewise.
2802 * config/mips/predicates.md
2803 (const_msa_branch_operand): New constraint.
2804 (const_uimm3_operand): Likewise.
2805 (const_uimm4_operand): Likewise.
2806 (const_uimm5_operand): Likewise.
2807 (const_uimm8_operand): Likewise.
2808 (const_imm5_operand): Likewise.
2809 (aq10b_operand): Likewise.
2810 (aq10h_operand): Likewise.
2811 (aq10w_operand): Likewise.
2812 (aq10d_operand): Likewise.
2813 (const_m1_operand): Likewise.
2814 (reg_or_m1_operand): Likewise.
2815 (const_exp_2_operand): Likewise.
2816 (const_exp_4_operand): Likewise.
2817 (const_exp_8_operand): Likewise.
2818 (const_exp_16_operand): Likewise.
2819 (const_vector_same_val_operand): Likewise.
2820 (const_vector_same_simm5_operand): Likewise.
2821 (const_vector_same_uimm5_operand): Likewise.
2822 (const_vector_same_uimm6_operand): Likewise.
2823 (const_vector_same_uimm8_operand): Likewise.
2824 (par_const_vector_shf_set_operand): Likewise.
2825 (reg_or_vector_same_val_operand): Likewise.
2826 (reg_or_vector_same_simm5_operand): Likewise.
2827 (reg_or_vector_same_uimm6_operand): Likewise.
2828 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2830 * doc/invoke.texi (-mmsa): Document new option.
2832 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2834 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2835 * configure: Regenerate.
2836 * config.in: Regenerate.
2837 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2839 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2840 (ENDFILE_VTV_SPEC): Define.
2842 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2844 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2845 registers in all interrupt handlers if necessary.
2846 (rl78_option_override): Add warning.
2847 (MUST_SAVE_MDUC_REGISTERS): New macro.
2848 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2849 * config/rl78/rl78.c (check_mduc_usage): New function.
2850 (mduc_regs): New structure to hold MDUC register data.
2851 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2852 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2853 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2854 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2855 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2856 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2858 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2860 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2861 (tree-ssa-loop-niter.h): Ditto.
2862 (idx_within_array_bound, ref_within_array_bound): New functions.
2863 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2864 Factor out check on writable base object to ...
2865 (base_object_writable): ... here.
2867 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2869 * config/arm/arm.md (probe_stack): Add modes to set source
2872 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2874 * regrename.c (base_reg_class_for_rename): New static function.
2875 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2877 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2879 * cgraph.c (thunk_adjust): Export.
2880 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2881 * cgraphunit.c (thunk_adjust): Export.
2882 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2884 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2886 * tree-inline.c (expand_call_inline): Expand thunks inline.
2888 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2891 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2892 (*sse2_vd_cvtss2sd): Ditto.
2893 * config/i386/i386.md
2894 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2895 Generate *sse2_vd_cvtsd2ss pattern.
2896 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2897 Generate *sse2_vd_cvtss2sd pattern.
2899 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2901 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2902 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
2905 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2907 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
2908 * config/sh/sh.c: Define and declare variables on first use throughout
2910 (current_function_interrupt): Change to bool type.
2911 (frame_insn): Rename to emit_frame_insn and update users.
2912 (push_regs): Use bool for 'interrupt_handler' argument.
2913 (save_schedule_s): Remove.
2914 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
2915 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
2916 targetm.asm_out.unaligned_op.di.
2917 (gen_far_branch): Remove redundant forward declaration.
2918 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
2919 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
2920 (sh_set_return_address, sh_function_ok_for_sibcall,
2921 scavenge_reg): Update comments.
2922 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
2923 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
2924 (sh_attr_renesas_p): Remove unnecessary parentheses.
2925 (branch_dest): Simplify.
2926 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
2927 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
2928 (CUMULATIVE_ARGS): Change macro to typedef.
2929 (current_function_interrupt): Change to bool type.
2930 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
2931 Surround with __cplusplus ifdef.
2932 (sh_compare_op0, sh_compare_op1): Remove.
2933 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2935 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
2937 * config/arm/arm.md: (arch): Add neon.
2938 (arch_enabled): Return yes for arch neon when TARGET_NEON.
2939 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
2940 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
2941 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
2942 attributes for alt renumbering. Mark alt 3 as non-predicable.
2943 (thumb2_movdf_vfp): Likewise.
2945 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
2947 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
2948 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
2949 (*andqi_1): Add preferred_for_speed attribute to disparage
2950 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
2951 (*<code>qi_1): Ditto.
2952 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
2953 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
2954 (*ashlqi3_1): Ditto.
2955 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
2956 Add preferred_for_size attribute to disparage alternative 0 and
2957 preferred_for_speed attribute to disparage alternative 1 for
2958 TARGET_PARTIAL_REG_STALL targets.
2960 2016-05-07 Tom de Vries <tom@codesourcery.com>
2962 PR tree-optimization/70956
2963 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
2966 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2968 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
2969 * config/sh/sh.c (sh_cbranch_distance): Implement it.
2970 * config/sh/sh.md (branch_zero): Remove define_attr.
2971 (define_delay): Disable delay slot if branch distance is one insn.
2973 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2975 * config/i386/i386.md (LEAMODE): New mode attribute.
2976 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
2977 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
2978 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
2979 operand 2 predicate.
2980 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
2981 (*lea<mode>_general_3): Ditto.
2982 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
2984 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2986 * genmddump.c (main): Convert argv from char ** to const char **.
2988 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2990 * coretypes.h (OVERRIDE): New macro.
2993 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
2995 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
2996 allow coalescing if the types are compatible.
2998 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3000 * pass_manager.h (pass_manager::register_pass_name): New method.
3001 (pass_manager::get_pass_by_name): New method.
3002 (pass_manager::create_pass_tab): New method.
3003 (pass_manager::m_name_to_pass_map): New field.
3004 * passes.c (name_to_pass_map): Delete global in favor of field
3005 "m_name_to_pass_map" of pass_manager.
3006 (register_pass_name): Rename from a function to...
3007 (pass_manager::register_pass_name): ...this method, updating
3008 for renaming of global "name_to_pass_map" to field
3009 "m_name_to_pass_map".
3010 (create_pass_tab): Rename from a function to...
3011 (pass_manager::create_pass_tab): ...this method, updating
3012 for renaming of global "name_to_pass_map" to field.
3013 (get_pass_by_name): Rename from a function to...
3014 (pass_manager::get_pass_by_name): ...this method.
3015 (enable_disable_pass): Convert use of get_pass_by_name to
3016 a method call, locating the pass_manager singleton.
3018 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3020 * genattr-common.c (main): Convert argv from char ** to const char **.
3021 * genattr.c (main): Likewise.
3022 * genattrtab.c (main): Likewise.
3023 * genautomata.c (initiate_automaton_gen): Likewise.
3025 * gencodes.c (main): Likewise.
3026 * genconditions.c (main): Likewise.
3027 * genconfig.c (main): Likewise.
3028 * genconstants.c (main): Likewise.
3029 * genemit.c (main): Likewise.
3030 * genenums.c (main): Likewise.
3031 * genextract.c (main): Likewise.
3032 * genflags.c (main): Likewise.
3033 * genmddeps.c (main): Likewise.
3034 * genopinit.c (main): Likewise.
3035 * genoutput.c (main): Likewise.
3036 * genpeep.c (main): Likewise.
3037 * genpreds.c (main): Likewise.
3038 * genrecog.c (main): Likewise.
3039 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3040 (init_rtx_reader_args): Likewise.
3041 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3042 (init_rtx_reader_args): Likewise.
3043 * gentarget-def.c (main): Likewise.
3044 * read-md.c (read_md_files): Likewise.
3045 * read-md.h (read_md_files): Likewise.
3047 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3049 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3050 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3051 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3052 Remove unused predicate.
3053 (register_and_not_fp_reg_operand): Ditto.
3055 2016-05-06 Martin Liska <mliska@suse.cz>
3057 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3058 instead of vec as the vector is local to the function.
3060 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3062 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3063 avx512bw alternative.
3065 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3066 before the ashr<mode>3 pattern.
3068 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3069 v instead of x in vex or maybe_vex alternatives, use
3070 maybe_evex instead of vex in prefix.
3072 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3073 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3074 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3075 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3078 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3079 v instead of x in vex or maybe_vex alternatives, use
3080 maybe_evex instead of vex in prefix.
3082 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3083 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3084 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3085 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3086 alternatives, use maybe_evex instead of vex in prefix.
3088 * config/i386/sse.md (vec_interleave_lowv4sf,
3089 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3090 v instead of x in vex or maybe_vex alternatives, use
3091 maybe_evex instead of vex in prefix.
3093 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3094 v instead of x in vex or maybe_vex alternatives, use
3095 maybe_evex instead of vex in prefix.
3097 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3098 v constraint instead of x.
3100 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3102 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3103 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3106 2016-05-06 Richard Biener <rguenther@suse.de>
3108 PR tree-optimization/70948
3109 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3110 Properly clobber all fields of va_list for __builtin_va_start.
3112 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3115 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3116 loop latch destination.
3118 2016-05-06 Martin Liska <mliska@suse.cz>
3120 * tree-ssa-uninit.c: Apply manual changes
3121 to the GNU coding style.
3122 (prune_uninit_phi_opnds): Rename from
3123 prune_uninit_phi_opnds_in_unrealizable_paths.
3125 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3127 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3128 mspace): Remove deprecated options.
3129 * doc/invoke.texi (SH options): Remove -mspace.
3131 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3133 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3135 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3137 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3138 corresponding combine split pattern.
3140 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3143 * config/sh/predicates.md (long_displacement_mem_operand): New.
3144 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3145 Add movi20, movi20s alternatives. Adjust length attribute for
3147 (movsi_ie): Allow for any FPU. Adjust length attribute for
3149 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3150 attribute for alternatives.
3151 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3152 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3153 length attribute for alternatives.
3155 2016-05-06 Richard Biener <rguenther@suse.de>
3157 PR tree-optimization/70960
3158 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3160 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3163 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3164 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3166 2016-05-06 Marek Polacek <polacek@redhat.com>
3169 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3171 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3174 * config/sh/sh.md (*rotcr): Add another variant.
3176 2016-05-06 Richard Biener <rguenther@suse.de>
3179 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
3181 2016-05-06 Richard Biener <rguenther@suse.de>
3184 * fold-const.c (split_tree): Always convert to the original type
3187 2016-05-06 Richard Biener <rguenther@suse.de>
3189 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
3190 (fwprop_addr): Likewise.
3192 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3195 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
3197 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
3198 * config/i386/i386.md (push mem splitter): Use find_constant_src in
3199 the splitter condition.
3200 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
3201 the splitter condition.
3202 (FP float_extend load splitter): Ditto.
3204 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
3206 * config/i386/i386.md (peehole2 patterns): Change true_regnum
3207 to REGNO in all peephole2 patterns.
3208 (post-reload splitters): Change true_regnum to REGNO in
3209 post-reload splitters.
3210 (zero_extend splitters): Use general_reg_operand and
3211 nonimmediate_gr_operand predicates.
3213 2016-05-05 Jakub Jelinek <jakub@redhat.com>
3215 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
3216 v constraint instead of x.
3218 2016-05-05 Alan Modra <amodra@gmail.com>
3221 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3222 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
3223 TARGET_NO_FP_IN_TOC for -mrelocatable.
3224 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
3225 TARGET_RELOCATABLE test.
3226 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3227 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3228 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3229 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3230 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3231 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3232 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3233 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3234 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3235 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3237 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
3238 (rs6000_stack_info): Likewise.
3239 (rs6000_elf_asm_out_constructor): Likewise.
3240 (rs6000_elf_asm_out_destructor): Likewise.
3241 (rs6000_elf_declare_function_name): Likewise.
3242 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
3243 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
3246 2016-05-05 Alan Modra <amodra@gmail.com>
3248 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
3250 2016-05-05 Alan Modra <amodra@gmail.com>
3252 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
3253 out-of-line gpr restore for one or two regs if that would add
3256 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
3259 * config/i386/i386.md
3260 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
3261 Change to post-epilogue_completed late splitter. Use sse_reg_operand
3262 as operand 0 predicate.
3263 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
3265 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
3266 Ditto. Emit the pattern using RTX.
3268 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
3269 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
3270 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
3271 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
3273 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
3274 sse_reg_operand as operand 0 predicate.
3276 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
3277 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
3278 instead of gen_rtx_REG.
3279 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
3282 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3284 * function.c (emit_use_return_register_into_block): Delete.
3285 (gen_return_pattern): Delete.
3286 (emit_return_into_block): Delete.
3287 (active_insn_between): Delete.
3288 (convert_jumps_to_returns): Delete.
3289 (emit_return_for_exit): Delete.
3290 (thread_prologue_and_epilogue_insns): Delete all code dealing with
3291 simple_return for shrink-wrapped blocks.
3292 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
3293 end of blocks that need one.
3294 (get_unconverted_simple_return): Delete.
3295 (convert_to_simple_return): Delete.
3296 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
3297 (convert_to_simple_return): Ditto.
3299 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3301 * cfgcleanup.c (bb_is_just_return): New function.
3302 (try_optimize_cfg): Simplify jumps to return, branches to return,
3303 and branches around return.
3305 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3307 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3310 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3314 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3315 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3316 assert flags & OEP_HASH_CHECK, instead of asserting it
3317 never happens. Handle TARGET_EXPR.
3318 * fold-const.c (operand_equal_p): For hash verification,
3319 or in OEP_HASH_CHECK into flags.
3321 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3323 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3325 (compute_samebase_partition_bases): Fix typo.
3327 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3329 * config/i386/sse.md (vec_interleave_highv8sf,
3330 vec_interleave_lowv8sf, vec_interleave_highv4df,
3331 vec_interleave_lowv4df): Remove constraints from expanders.
3333 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3335 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3337 * tree-inline.c (expand_call_inline): Fix path dealing with
3338 making lhs of call statement undefined.
3340 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3342 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3343 Check availability on NODE, too.
3344 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3345 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3346 (varpool_node::call_for_symbol_and_aliase): Likewise.
3347 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3348 (propagate_pure_const): Propagate across interposable functions, too.
3349 (skip_function_for_local_pure_const): Do not skip interposable bodies
3351 (pass_local_pure_const::execute): Update.
3353 2016-05-04 Marek Polacek <polacek@redhat.com>
3355 * doc/invoke.texi: Document -Wdangling-else.
3357 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3359 * config.gcc: Error out when conflicting multilib is detected. Do not
3360 loop over multilibs since no combination is legal.
3362 2016-05-04 Alan Modra <amodra@gmail.com>
3364 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3365 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3366 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3369 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3371 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3372 Clean up p5600 comments.
3374 2016-05-04 Richard Biener <rguenther@suse.de>
3376 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3377 constructor simplifications.
3378 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3380 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3382 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3383 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3384 result.set_rtx is null instead of aborting.
3385 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3387 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3388 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3389 *mov<mode>_store_postinc): New patterns.
3391 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3393 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3394 as commutative. Check both conversions are NOP.
3395 ((A & B) OP (C & B)): Remove.
3397 2016-05-04 Alan Modra <amodra@gmail.com>
3399 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3401 2016-05-04 Alan Modra <amodra@gmail.com>
3404 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3405 when cr2,3,4 are all fixed regs.
3407 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3409 PR rtl-optimization/57193
3410 * opts.c (default_options_table): Revert OPT_frename_registers change.
3411 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3413 2016-05-03 Martin Sebor <msebor@redhat.com>
3416 * builtins.c (fold_builtin_FILE): New function.
3417 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3418 (fold_builtin_0): Call them.
3419 * gimplify.c (gimplify_call_expr): Remove the handling of
3420 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3423 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3424 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3428 * doc/extend.texi (Function Names as Strings): Update __func__,
3429 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3432 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3433 Richard Biener <rguenther@suse.de>
3435 PR tree-optimization/70916
3436 * tree-if-conv.c: Include cfganal.h.
3437 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3438 and remove_fake_exit_edges around the optimization pass.
3440 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3442 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3443 (cgraph_edge::make_direct): Likewise.
3444 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3445 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3446 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3447 (CIF_THUNK): New code.
3448 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3449 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3450 (compute_inline_parameters): Set inline_failed for thunks.
3451 (inline_analyze_function): Cleanup.
3452 * ipa-inline.c (can_inline_edge_p): Do not deal with
3453 call_stmt_cannot_inline_p.
3454 (can_early_inline_edge_p): Likewise.
3455 (early_inliner): Initialize inline_failed.
3456 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3458 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3460 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3461 from nonimm_ssenomem_operand.
3462 (nonimm_ssenomem_operand): New predicate.
3463 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3464 as operand 0 predicate.
3465 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3466 Disable unsupported alternatives using "enabled" attribute.
3467 Use register_ssemem_operand as operand 0 predicate.
3468 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3470 2016-05-03 Marek Polacek <polacek@redhat.com>
3473 * input.c (expansion_point_location): New function.
3474 * input.h (expansion_point_location): Declare.
3476 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3478 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3479 occurence with frame_offset_ ones.
3481 2016-05-03 Alan Modra <amodra@gmail.com>
3483 PR rtl-optimization/70890
3484 * ira.c (combine_and_move_insns): When moving def_insn, remove
3487 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3489 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3490 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3491 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3492 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3494 2016-05-03 Alan Modra <amodra@gmail.com>
3496 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3497 for SAVE_MULTIPLE/STORE_MULTIPLE.
3499 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3501 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3502 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3504 2016-05-03 Richard Biener <rguenther@suse.de>
3506 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3508 (gimplify_arg): Likewise.
3509 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3510 re-writing the result to a decl if required.
3511 (internal_get_tmp_var): Add allow_ssa parameter
3512 and override into_ssa with it.
3513 (get_formal_tmp_var): Adjust.
3514 (get_initialized_tmp_var): Add allow_ssa parameter.
3515 (gimplify_arg): Add allow_ssa parameter and avoid generating
3516 SSA names for the result false.
3517 (gimplify_call_expr): If the call may return twice do not
3518 gimplify parameters into SSA.
3519 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3520 (gimplify_modify_expr): Adjust assert. For noreturn calls
3521 with a SSA name LHS adjust its def.
3522 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3523 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3524 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3525 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3526 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3527 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3528 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3529 (optimize_target_teams): Do not allow SSA names for clause operands.
3530 (gimplify_expr): Likewise for where we mark the result addressable.
3531 * passes.def (pass_init_datastructures): Remove.
3532 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3533 (rewrite_stmt): Likewise.
3534 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3535 (replace_locals_op): Replace SSA names.
3536 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3537 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3538 * cgraph.c (release_function_body): Free CFG annotations only
3539 when we have a CFG. Simplify.
3540 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3541 force_gimple_operand instead of get_initialized_tmp_var.
3542 * tree-pass.h (make_pass_init_datastructures): Remove.
3543 * tree-ssa.c (execute_init_datastructures): Remove.
3544 (pass_data_init_datastructures): Likewise.
3545 (class pass_init_datastructures): Likewise.
3546 (make_pass_init_datastructures): Likewise.
3547 * omp-low.c (create_omp_child_function): Init SSA data structures.
3548 (grid_expand_target_grid_body): Likewise.
3549 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3550 name before adding it to names_to_release.
3551 (remove_bb): Always release SSA defs.
3552 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3553 before dereferencing it.
3554 * cgraphunit.c (init_lowered_empty_function): Always
3555 int SSA data structures.
3556 * tree-ssanames.c (release_defs): Remove assert that we are in
3558 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3560 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3561 Uros Bizjak <ubizjak@gmail.com>
3563 PR rtl-optimization/70467
3564 * config/i386/predicates.md (x86_64_hilo_int_operand,
3565 x86_64_hilo_general_operand): New predicates.
3566 * config/i386/constraints.md (Wd): New constraint.
3567 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3568 (general_hilo_operand): New mode attr.
3569 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3570 instead of <general_operand>.
3571 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3572 x86_64_hilo_general_operand instead of <general_operand>.
3574 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3576 PR tree-optimization/70916
3577 * tree-if-conv.c (constant_or_ssa_name): Removed.
3578 (fold_build_cond_expr): Use is_gimple_val instead of
3579 constant_or_ssa_name.
3581 PR tree-optimization/70916
3582 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3583 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3586 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3587 (optimize_atomic_bit_test_and): New function.
3588 (pass_fold_builtins::execute): Use it.
3589 * optabs.def (atomic_bit_test_and_set_optab,
3590 atomic_bit_test_and_complement_optab,
3591 atomic_bit_test_and_reset_optab): New optabs.
3592 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3593 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3594 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3595 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3596 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3597 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3598 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3599 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3600 atomic_bit_test_and_complement@var{mode},
3601 atomic_bit_test_and_reset@var{mode}): Document.
3602 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3603 atomic_bit_test_and_complement<mode>,
3604 atomic_bit_test_and_reset<mode>): New expanders.
3605 (atomic_bit_test_and_set<mode>_1,
3606 atomic_bit_test_and_complement<mode>_1,
3607 atomic_bit_test_and_reset<mode>_1): New insns.
3609 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3611 PR rtl-optimization/70687
3612 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3613 instead of unsigned HOST_WIDE_INT.
3615 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3617 PR rtl-optimization/44281
3618 * hard-reg-set.h (struct target_hard_regs): New field
3619 x_fixed_nonglobal_reg_set.
3620 (fixed_nonglobal_reg_set): New macro.
3621 * reginfo.c (init_reg_sets_1): Initialize it.
3622 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3624 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3626 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3628 PR tree-optimization/56541
3629 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3630 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3631 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3632 (any_complicated_phi): new static variable.
3633 (aggressive_if_conv): delete.
3634 (if_convertible_phi_p): support phis with more than two arguments.
3635 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3636 critical pred edges.
3637 (ifcvt_split_critical_edges): support phis with more than two
3638 arguments by checking new parameter. only split critical edges
3640 (tree_if_conversion): handle simd pragma marked loop using new
3641 local variable aggressive_if_conv. check any_complicated_phi.
3643 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3645 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3648 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3650 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3653 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3655 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3656 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3657 define_insn_and_split.
3658 (mulsi3_i): New define_insn_and_split.
3659 (mulsi3_call): Convert to define_insn.
3660 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3663 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3665 * machmode.h (mode_complex): Add support to give the complex mode
3667 (GET_MODE_COMPLEX_MODE): Likewise.
3668 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3669 stored by build_complex_type and gfc_build_complex_type instead of
3670 trying to figure out the appropriate mode based on the size. Raise
3671 an assertion error, if the type was not set.
3672 * genmodes.c (struct mode_data): Add field for the complex type of
3674 (blank_mode): Likewise.
3675 (make_complex_modes): Remember the complex mode created in the
3677 (emit_mode_complex): Write out the mode_complex array to map a
3678 type mode to the complex version.
3679 (emit_insn_modes_c): Likewise.
3680 * tree.c (build_complex_type): Set the complex type to use before
3681 calling layout_type.
3682 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3683 support for __float128 complex datatypes.
3684 (rs6000_hard_regno_mode_ok): Likewise.
3685 (rs6000_setup_reg_addr_masks): Likewise.
3686 (rs6000_complex_function_value): Likewise.
3687 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3688 __float128 and __ibm128 complex.
3689 (FLOAT128_IBM_P): Likewise.
3690 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3691 * doc/extend.texi (Additional Floating Types): Document that
3692 -mfloat128 must be used to enable __float128. Document complex
3693 __float128 and __ibm128 support.
3695 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3698 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3699 char/short arguments promoted to int because of promote_prototypes.
3701 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3703 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3704 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3705 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3706 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3707 alternatives using "enabled" attribute. Use register_ssemem_operand
3708 as operand 1 predicate.
3709 (*cmpi<unord>xf_i387): Split XFmode pattern from
3710 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3711 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3712 *absneg<mode>2_i387. Disable unsupported alternatives using
3713 "enabled" attribute.
3714 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3716 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3718 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3720 (oacc_loop_process): Check mask for loop termination.
3722 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3724 * cif-code.def (CIF_THUNK): Add.
3725 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3728 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3730 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3731 (dump_inline_summary): Dump it.
3732 (fp_expression_p): New predicate.
3733 (estimate_function_body_sizes): Use it.
3734 (inline_merge_summary): Merge fp_expressions.
3735 (inline_read_section): Read fp_expressions.
3736 (inline_write_summary): Write fp_expressions.
3737 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3738 codegen boundary if either caller or callee is !fp_expressions.
3739 * ipa-inline.h (inline_summary): Add fp_expressions.
3740 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3741 to fp_expressions be sure the fp generation flags are updated.
3743 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3745 PR rtl-optimization/70467
3746 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3748 PR rtl-optimization/70467
3749 * ipa-pure-const.c (check_call): Handle internal calls even in
3750 ipa mode like in local mode.
3752 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3754 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3756 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3758 * match.pd (X u< X, X u> X): New transformations.
3760 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3762 * flag-types.h (enum warn_strict_overflow_code): Move ...
3763 * coretypes.h: ... here.
3764 * fold-const.h (fold_overflow_warning): Declare.
3765 * fold-const.c (fold_overflow_warning): Make non-static.
3766 (fold_comparison): Move the transformation of X +- C1 CMP C2
3767 into X CMP C2 -+ C1 ...
3768 * match.pd: ... here.
3769 * gimple-fold.c (fold_stmt_1): Protect with
3770 fold_defer_overflow_warnings.
3772 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3774 * omp-low.c (struct oacc_loop): Add 'inner' field.
3775 (new_oacc_loop_raw): Initialize it to zero.
3776 (oacc_loop_fixed_partitions): Initialize it.
3777 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3778 available partitioning.
3780 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3782 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3784 (umulsidi3): Likewise.
3785 (indirect_jump): Fix jump instruction assembly patterns.
3787 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3790 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3791 (nvptx_function_value): Assert non-NULL cfun.
3793 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3795 PR rtl-optimization/70886
3796 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3798 * cselib.h (rtx_equal_for_cselib_1): Declare.
3799 (rtx_equal_for_cselib_p: New inline function.
3800 * cselib.c (rtx_equal_for_cselib_p): Delete.
3801 (rtx_equal_for_cselib_1): Make public.
3803 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3805 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3806 (register_mixssei387nonimm_operand): Remove predicate.
3807 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3808 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3809 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3810 for TARGET_MIX_SSE_I387 alternatives.
3811 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3812 Disable unsupported alternatives using "enabled" attribute. Use
3813 nonimm_ssenomem_operand as operand 1 predicate. Also check
3814 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3816 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3818 * tree.c (cst_and_fits_in_hwi): Simplify.
3820 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3822 * tree.h (wi::to_wide): New function.
3823 * expr.c (expand_expr_real_1): Use wi::to_wide.
3824 * fold-const.c (int_const_binop_1): Likewise.
3825 (extract_muldiv_1): Likewise.
3827 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3829 * wide-int.h: Update offset_int and widest_int documentation.
3830 (WI_SIGNED_SHIFT_RESULT): New macro.
3831 (wi::binary_shift): Define signed_shift_result_type for
3832 shifts on offset_int- and widest_int-like types.
3833 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3834 * tree.h (int_bit_position): Use shift operators instead of wi::
3836 * alias.c (adjust_offset_for_component_ref): Likewise.
3837 * expr.c (get_inner_reference): Likewise.
3838 * fold-const.c (fold_comparison): Likewise.
3839 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3840 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3841 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3842 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3843 (stmt_kills_ref_p): Likewise.
3844 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3845 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3846 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3847 (ao_ref_init_from_vn_reference): Likewise.
3849 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3851 * wide-int.h: Update offset_int and widest_int documentation.
3852 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3853 (wi::binary_traits): Allow ordered comparisons between offset_int and
3854 offset_int, between widest_int and widest_int, and between either
3855 of these types and basic C types.
3856 (operator <, <=, >, >=): Define for the same combinations.
3857 * tree.h (tree_int_cst_lt): Use comparison operators instead
3858 of wi:: comparisons.
3859 (tree_int_cst_le): Likewise.
3860 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3861 (fold_nonarray_ctor_reference): Likewise.
3862 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3863 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3864 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3865 * tree-sra.c (completely_scalarize): Likewise.
3866 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3867 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3868 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3869 (check_for_binary_op_overflow): Likewise.
3870 (search_for_addr_array): Likewise.
3871 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3873 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3875 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3876 (arc_save_restore): Likewise.
3877 (arc_dwarf_register_span): Likewise.
3878 (arc_output_pic_addr_const): Initialize suffix variable.
3880 2016-05-02 Martin Liska <mliska@suse.cz>
3882 * symbol-summary.h (function_summary::function_summary):
3883 Remove checking assert for all cgraph nodes.
3884 (function_summary::get): Check summary_uid.
3885 (symtab_insertion): Check summary_uid.
3887 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3889 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3890 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3892 (arc_dwarf_register_span): Remove enum keyword.
3893 (compact_memory_operand_p): New function.
3894 * config/arc/arc.h (reg_class): Add code density register classes.
3895 (REG_CLASS_NAMES): Likewise.
3896 (REG_CLASS_CONTENTS): Likewise.
3897 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3898 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3899 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3900 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3901 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3903 (h, Rcd, Rsd, Rzd): New register constraints.
3904 (T): Use compact_memory_operand_p function.
3905 * config/arc/predicates.md (compact_load_memory_operand): Remove.
3907 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3909 * config/sh/sh.md (*negnegt, *movtt): Remove.
3911 2016-05-02 Marek Polacek <polacek@redhat.com>
3912 Tom de Vries <tom@codesourcery.com>
3914 PR tree-optimization/70700
3915 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
3916 bigger than FIRST_REF_NODE.
3918 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3921 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
3923 (prepare_cbranch_operands): Don't use scratch register. Assume that
3924 function is used when pseudos can be created.
3925 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
3926 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
3927 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
3928 define_expand. Allow it only when pseudos can be created.
3929 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
3931 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3933 * config/i386/constraints.md (BC): Only allow -1 operands.
3934 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
3935 Add "enabled" attribute. Update XI mode attribute calculation.
3936 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
3937 (*movoi_internal_avx): Update XI mode attribute calculation.
3938 (*movti_internal): Ditto.
3940 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3942 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
3943 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
3945 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
3947 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
3948 statement on instruction code. Remove trailing spaces.
3949 (altivec_expand_stv_builtin): Likewise.
3951 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3953 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
3954 (TARGET_FPU_DOUBLE): Simplify.
3955 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
3956 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
3957 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
3958 with 'TARGET_FPU_DOUBLE'.
3959 * config/sh/sh.md: Likewise.
3961 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
3963 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
3964 SH_DIV_STR_FOR_SIZE): Remove.
3965 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
3966 SH_DIV_STR_FOR_SIZE): Remove.
3968 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3970 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
3971 logical_reg_operand): Delete.
3972 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
3973 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
3974 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
3975 match_operand and match_test.
3976 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
3977 variables on their first use. Return bool values.
3978 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
3979 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
3980 arith_reg_operand for input operand. Remove empty constraints.
3982 (*xorsi3_compact): Rename to xorsi3.
3983 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
3984 (*zero_extend<mode>si2_disp_mem): Update comment.
3987 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3989 * config/sh/t-sh: Remove SH5 support.
3990 * config.gcc: Likewise.
3991 * configure: Likewise.
3993 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3995 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3997 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3999 * config/sh/sh.c (register_sh_passes, sh_option_override,
4000 sh_print_operand, prepare_move_operands,
4001 sh_can_follow_jump): Remove TARGET_SH1 checks.
4002 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4003 PROMOTE_MODE): Likewise.
4004 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4007 2016-04-30 Alan Modra <amodra@gmail.com>
4009 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4010 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4011 Check for user regs later to avoid unnecessary looping over regs.
4012 Merge user reg check with non-saved reg check. Don't force
4013 inline VR restore when static chain used.
4014 (rs6000_frame_related): Omit eh_frame info for user regs when
4016 (fixed_regs_p): Delete.
4018 2016-04-30 Alan Modra <amodra@gmail.com>
4020 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4021 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4024 2016-04-30 Alan Modra <amodra@gmail.com>
4027 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4028 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4031 2016-04-30 Alan Modra <amodra@gmail.com>
4033 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4034 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4035 flag_pic test for Darwin.
4037 2016-04-30 Alan Modra <amodra@gmail.com>
4039 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4040 throw_calls_crossed.
4041 (REG_FREQ_CALLS_CROSSED): Delete.
4042 (REG_N_THROWING_CALLS_CROSSED): Delete.
4043 * regstat.c (regstat_bb_compute_ri): Don't calculate
4044 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4045 (dump_reg_info): Don't print call cross frequency.
4046 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4047 and REG_N_THROWING_CALLS_CROSSED.
4049 2016-04-30 Alan Modra <amodra@gmail.com>
4051 * regs.h (struct reg_info_t): Delete live_length.
4052 (REG_LIVE_LENGTH): Delete macro.
4053 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4054 local_live, local_processed and local_live_last_luid params.
4055 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4057 (regstat_compute_ri): Adjust for above. Don't set
4059 (dump_reg_info): Don't print live length.
4060 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4061 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4062 Localize loop_depth var.
4064 2016-04-30 Alan Modra <amodra@gmail.com>
4066 * ira.c (enum valid_equiv): New.
4067 (validate_equiv_mem): Return enum.
4068 (update_equiv_mem): Create replacement in more cases.
4069 (add_store_equivs): Update validate_equiv_mem call.
4071 2016-04-30 Alan Modra <amodra@gmail.com>
4073 * ira.c (combine_and_move_insns): Rather than scanning insns,
4074 use DF infrastucture to find use and def insns.
4076 2016-04-30 Alan Modra <amodra@gmail.com>
4078 ira.c (combine_and_move_insns): Move invariant conditions..
4079 (ira.c): ..to here. Call combine_and_move_insns before
4080 add_store_equivs. Call grow_reg_equivs later. Allocate
4081 req_equiv later using max_reg_num() rather than global max_regno.
4082 (contains_replace_regs): Delete.
4083 (add_store_equivs): Remove contains_replace_regs test.
4085 2016-04-30 Alan Modra <amodra@gmail.com>
4087 * ira.c (struct equiv_mem_data): New.
4088 (equiv_mem, equiv_mem_modified): Delete static vars.
4089 (validate_equiv_mem_from_store): Use "data" param to communicate..
4090 (validate_equiv_mem): ..from here.
4092 2016-04-30 Alan Modra <amodra@gmail.com>
4094 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4096 (update_reg_equivs): ..here. Move allocation and freeing of
4097 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4098 end_alias_analysis to..
4101 2016-04-30 Alan Modra <amodra@gmail.com>
4103 * ira.c (pdx_subregs): Delete.
4104 (struct equivalence): Add pdx_subregs field.
4105 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4107 (update_equiv_regs): Don't create or free pdx_subregs. Update
4110 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4112 * config/rs6000/altivec.h: Change definitions of vec_xl and
4114 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4115 (LD_ELEMREV_V2DI): New.
4116 (LD_ELEMREV_V4SF): New.
4117 (LD_ELEMREV_V4SI): New.
4118 (LD_ELEMREV_V8HI): New.
4119 (LD_ELEMREV_V16QI): New.
4120 (ST_ELEMREV_V2DF): New.
4121 (ST_ELEMREV_V2DI): New.
4122 (ST_ELEMREV_V4SF): New.
4123 (ST_ELEMREV_V4SI): New.
4124 (ST_ELEMREV_V8HI): New.
4125 (ST_ELEMREV_V16QI): New.
4128 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4129 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4130 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4131 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4132 (altivec_expand_builtin): Add handling for
4133 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4134 (rs6000_invalid_builtin): Add error-checking for
4135 RS6000_BTM_P9_VECTOR.
4136 (altivec_init_builtins): Define builtins used to implement vec_xl
4138 (rs6000_builtin_mask_names): Define power9-vector.
4139 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4140 (RS6000_BTM_P9_VECTOR): Define.
4141 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4142 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4143 (vsx_ld_elemrev_v2df): Likewise.
4144 (vsx_ld_elemrev_v4sf): Likewise.
4145 (vsx_ld_elemrev_v4si): Likewise.
4146 (vsx_ld_elemrev_v8hi): Likewise.
4147 (vsx_ld_elemrev_v16qi): Likewise.
4148 (vsx_st_elemrev_v2df): Likewise.
4149 (vsx_st_elemrev_v2di): Likewise.
4150 (vsx_st_elemrev_v4sf): Likewise.
4151 (vsx_st_elemrev_v4si): Likewise.
4152 (vsx_st_elemrev_v8hi): Likewise.
4153 (vsx_st_elemrev_v16qi): Likewise.
4154 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4157 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4159 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4161 (simplify_control_stmt_condition_1): ... here. Recurse into
4162 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4164 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4167 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
4168 (zero_extendqi<mode>2_dot): Revert earlier conversion from
4169 define_insn_and_split to define_insn.
4170 (zero_extendqi<mode>2_dot2): Same.
4171 (extendqi<mode>2_dot): Same.
4172 (extendqi<mode>2_dot2): Same.
4174 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4176 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
4177 (probe_stack): New expander.
4178 (probe_stack_<mode>): New insn pattern.
4180 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4182 * config/i386/i386.md
4183 (operations with memory inputs setting flags peephole2):
4184 Remove uneeded REG_P checks. Cleanup pattern generation.
4186 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
4188 * tree-vect-loop.c (vect_transform_loop): Fix
4189 nb_iterations_upper_bound computation for vectorized loop.
4191 2016-04-29 Marek Polacek <polacek@redhat.com>
4192 Jakub Jelinek <jakub@redhat.com>
4195 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4196 TARGET_EXPR_SLOT as a base.
4198 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
4200 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
4201 with 'rCm2' constraints to limit possible immediate size.
4202 (*load_zeroextendqisi_update): Likewise.
4203 (*load_signextendqisi_update): Likewise.
4204 (*loadhi_update): Likewise.
4205 (*load_zeroextendhisi_update): Likewise.
4206 (*load_signextendhisi_update): Likewise.
4207 (*loadsi_update): Likewise.
4208 (*loadsf_update): Likewise.
4210 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4212 * config/i386/predicates.md (constm1_operand): Fix comparison.
4214 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4216 * testsuite/gcc.target/arc/ieee_eq.c: New test.
4218 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
4220 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
4221 remaining SH5 related settings.
4222 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
4223 shmedia_prepare_call_address): Delete.
4224 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
4225 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
4226 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
4227 UNSUPPORTED_SH2A): Remove m5 checks.
4228 (sh_divide_strategy_e): Remove SH5 division strategies.
4229 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
4230 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
4232 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4234 * config/s390/s390.c (s390_rtx_costs): Update documentation.
4236 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4238 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
4239 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
4241 * config/s390/vector.md ("mov<mode>"): Likewise.
4243 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
4245 * config/s390/constraints.md ("U", "W"): Invoke
4246 s390_mem_constraint with "ZR" and "ZT".
4247 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
4248 addresses when using LRA. Accept also short displacements for S
4249 and T constraints. Do not check for long displacement target for
4250 S and T constraints.
4251 (s390_mem_constraint): Remove handling of U and W constraints.
4252 * config/s390/s390.md (various patterns): Remove the short
4253 displacement constraints (Q and R) if a long displacement
4254 constraint is present. Add longdisp as required CPU capability.
4255 * config/s390/vector.md: Likewise.
4256 * config/s390/vx-builtins.md: Likewise.
4258 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4261 * reload1.c (reload): Call finish_spills before
4262 restarting reload loop. Skip select_reload_regs
4263 if update_eliminables_and_spill returns true.
4265 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4267 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
4268 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
4269 (umulhisi3_imm): Update predicates and constraint letters.
4270 (umulhisi3_reg): Declare instruction as commutative.
4271 * config/arc/constraints.md (J12, J16): New constraints.
4272 * config/arc/predicates.md (short_unsigned_const_operand): New
4274 (arc_short_operand): Likewise.
4275 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
4277 2016-04-29 Richard Biener <rguenther@suse.de>
4279 PR tree-optimization/13962
4280 PR tree-optimization/65686
4281 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
4282 * tree-ssa-alias.c (ptrs_compare_unequal): New function
4283 using PTA to compare pointers.
4284 * match.pd: Add pattern for pointer equality compare simplification
4285 using ptrs_compare_unequal.
4287 2016-04-29 Richard Biener <rguenther@suse.de>
4289 * stor-layout.c (layout_type): Do not build a pointer-to-element
4292 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4294 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
4295 Use SWI mode iterator. Use general_reg_operand predicate.
4296 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
4297 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
4300 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4303 * fold-const.c (operand_equal_p): Don't verify hash value equality
4305 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4308 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4311 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4312 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4313 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4314 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4315 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4317 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4319 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4320 to info. Don't initialize separate fields to 0. Clean up
4323 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4325 * config/i386/i386.md (peephole2s for operations with memory inputs):
4326 Use SWI mode iterator.
4327 (peephole2s for operations with memory outputs): Ditto.
4328 Do not check for stack checking probe.
4330 (probe_stack): Remove expander.
4332 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4333 Andrew Burgess <andrew.burgess@embecosm.com>
4335 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4336 operands as 32-bits.
4338 2016-04-28 Jason Merrill <jason@redhat.com>
4340 * gdbinit.in: Skip line-map.h.
4342 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4343 Andrew Burgess <andrew.burgess@embecosm.com>
4345 * config/arc/arc.c (arc_conditional_register_usage): Take
4346 TARGET_RRQ_CLASS into account.
4347 (arc_print_operand): Support printing 'p' and 's' operands.
4348 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4350 (TARGET_RRQ_CLASS): Define.
4351 (IS_POWEROF2_OR_0_P): Define.
4352 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4354 (*tst_movb): New define_insn.
4355 (*tst): Avoid recognition if it could prevent '*tst_movb'
4356 combination; replace c/CnL with c/Chs alternative.
4357 (*tst_bitfield_tst): New define_insn.
4358 (*tst_bitfield_asr): New define_insn.
4359 (*tst_bitfield): New define_insn.
4360 (andsi3_i): Add Rrq variant.
4361 (extzv): New define_expand.
4362 (insv): New define_expand.
4363 (*insv_i): New define_insn.
4364 (*movb): New define_insn.
4365 (*movb_signed): New define_insn.
4366 (*movb_high): New define_insn.
4367 (*movb_high_signed): New define_insn.
4368 (*movb_high_signed + 1): New define_split pattern.
4369 (*mrgb): New define_insn.
4370 (*mrgb + 1): New define_peephole2 pattern.
4371 (*mrgb + 2): New define_peephole2 pattern.
4372 * config/arc/arc.opt (mbitops): New option for nps400, uses
4373 TARGET_NPS_BITOPS_DEFAULT.
4374 * config/arc/constraints.md (q): Make register class conditional.
4375 (Rrq): New register constraint.
4376 (Chs): New constraint.
4377 (Clo): New constraint.
4378 (Chi): New constraint.
4379 (Cbf): New constraint.
4380 (Cbn): New constraint.
4381 (C18): New constraint.
4382 (Cbi): New constraint.
4384 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4386 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4388 (bitmap_intersection_of_preds): Ditto.
4389 (bitmap_union_of_succs): Ditto.
4390 (bitmap_union_of_preds): Ditto.
4391 * sbitmap.c (do_popcount): Delete.
4392 (BITMAP_DEBUGGING): Delete.
4393 (sbitmap_verify_popcount): Delete.
4394 (sbitmap_alloc): Don't initialize the popcount field.
4395 (sbitmap_alloc_with_popcount): Delete.
4396 (sbitmap_resize): Don't resize the popcount array.
4397 (sbitmap_vector_alloc): Don't initialize the popcount field.
4398 (bitmap_copy): Don't copy the popcount array.
4399 (bitmap_clear): Don't clear the popcount array.
4400 (bitmap_clear): Delete the popcount array handling.
4401 (bitmap_ior_and_compl): Delete the popcount assert.
4402 (bitmap_not): Ditto.
4403 (bitmap_and_compl): Ditto.
4404 (bitmap_and): Delete the popcount array handling.
4405 (bitmap_xor): Ditto.
4406 (bitmap_ior): Ditto.
4407 (bitmap_or_and): Delete the popcount assert.
4408 (bitmap_and_or): Ditto.
4409 (popcount_table): Delete.
4410 (sbitmap_elt_popcount): Delete.
4411 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4412 (bitmap_set_bit): Delete the popcount assert.
4413 (bitmap_clear_bit): Ditto.
4414 (sbitmap_free): Don't free the popcount array.
4415 (sbitmap_alloc_with_popcount): Delete declaration.
4416 (sbitmap_popcount): Ditto.
4418 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4419 Andrew Burgess <andrew.burgess@embecosm.com>
4421 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4422 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4423 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4424 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4425 * config/arc/arc.opt (mcmem): New option.
4426 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4427 supply length for r/m alternative.
4428 (*extendqisi2_ac): Likewise.
4429 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4431 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4432 (movhi_insn): Likewise.
4433 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4434 (*zero_extendqihi2_i): Add r/Ucm alternative.
4435 (*zero_extendqisi2_ac): Likewise.
4436 (*zero_extendhisi2_i): Likewise.
4437 * config/arc/constraints.md (Uex): New memory constraint.
4438 (Ucm): New define_constraint.
4439 * config/arc/predicates.md (long_immediate_loadstore_operand):
4440 Return 0 for MEM with cmem_address address.
4441 (cmem_address_0): New predicates.
4442 (cmem_address_1): Likewise.
4443 (cmem_address_2): Likewise.
4444 (cmem_address): Likewise.
4446 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4448 * config/rs6000/rs6000.c (machine_function): Rename
4449 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4450 (rs6000_stack_info): Adjust.
4452 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4453 Andrew Burgess <andrew.burgess@embecosm.com>
4455 * config/arc/constraints.md (Usd): Convert to define_constraint.
4459 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4462 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4463 Add new peephole2 where the first insn is *mov<mode>_or instead of
4464 *mov<mode>_internal.
4466 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4468 * tracer.c (bb_seen): Make static.
4470 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4472 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4473 support, setup defaults.
4474 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4475 * config/arc/arc.c (arc_init): Add NPS400 support.
4476 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4477 (TARGET_ARC700): NPS400 is also an ARC700.
4478 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4480 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4483 * config/nds32/nds32.md (casesi): Don't access the operands array
4486 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4488 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4489 (or $-1,reg peephole2): Ditto.
4490 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4492 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4494 * doc/extend.texi (Common Function Attributes) [optimize]:
4495 Discourage use of the optimize attribute.
4497 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4499 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4500 special case builtin.
4501 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4502 ALTIVEC_BUILTIN_VEC_ADDE.
4503 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4504 support for ALTIVEC_BUILTIN_VEC_ADDE.
4505 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4506 for __builtin_vec_adde.
4508 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4510 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4511 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4513 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4516 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4517 attributes): Document cilkplus_runtime.
4519 2016-04-28 Martin Jambor <mjambor@suse.cz>
4521 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4522 this function. Call verify_expr on MEM_REFs and bases of other
4525 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4527 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4528 for WORD_REGISTER_OPERATIONS to runtime check.
4530 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4532 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4534 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4536 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4537 big-endian compilation.
4538 * config/arc/arc.md (addf3): Likewise.
4542 2016-04-28 Richard Biener <rguenther@suse.de>
4544 PR tree-optimization/70840
4545 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4546 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4547 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4548 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4550 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4552 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4553 and explain why in a comment.
4555 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4557 * config/arc/arc.md (cpu_facility): Add fpx variant.
4558 (subdf3): Prohibit use reverse sub when assist operations option
4560 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4561 instructions only when FPX is enabled.
4562 * testsuite/gcc.target/arc/trsub.c: New test.
4564 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4566 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4567 mult_operator when calculating "type" attribute.
4568 (*fop_<mode>_1_i387): Ditto.
4569 (*fop_xf_1_i387): Ditto.
4570 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4571 Use std::swap to swap operands. Use RTL expressions to generate
4574 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4575 Joern Rennecke <joern.rennecke@embecosm.com>
4577 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4579 (emit_pic_move): Remove.
4580 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4581 * config/arc/arc.c (emit_pic_move): Removed.
4582 (TARGET_HAVE_TLS): Define.
4583 (arc_conditional_register_usage): Test for arc_tp_regno.
4584 (arc_print_operand, arc_print_operand_address): Handle TLS
4586 (arc_needs_pcl_p): New function.
4587 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4588 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4589 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4590 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4591 (arc_legitimize_tls_address): Likewise.
4592 (DTPOFF_ZERO_SYM): Define.
4593 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4594 (arc_output_pic_addr_const): Print TLS unspecs.
4595 (prepare_pic_move): New function, replaces emit_pic_move.
4596 (arc_legitimate_constant_p): Handle TLS unspecs.
4597 (arc_legitimate_address_p): Likewise.
4598 (arc_rewrite_small_data_p): Use assert for TLS constants.
4599 (prepare_move_operands): Use prepare_pic_move.
4600 (arc_legitimize_address): Legitimize tls addresses.
4601 (arc_epilogue_uses): Check for arc_tp_regno.
4602 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4603 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4605 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4607 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4608 %(arc_tls_extra_start_spec).
4609 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4610 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4612 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4613 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4614 (UNSPEC_TLS_OFF): Add.
4616 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4617 (get_thread_pointersi): New patterns.
4618 * config/arc/arc.opt (mtp-regno): New option.
4619 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4620 (move_dest_operand): Likewise.
4621 * configure: Regenerate.
4622 * configure.ac: Add arc*-*-* case to test for tls.
4623 * doc/invoke.texi (ARC options): Document mtp-regno.
4625 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4627 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4628 the new ARC HS SIMD instructions.
4629 (arc_preferred_simd_mode): New function.
4630 (arc_autovectorize_vector_sizes): Likewise.
4631 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4632 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4633 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4634 (arc_init_builtins): Add new SIMD builtin types.
4635 (arc_split_move): Handle 64 bit vector moves.
4636 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4637 (TARGET_PLUS_QMACW): Define.
4638 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4639 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4640 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4641 (VSUBADD4H): New builtins.
4642 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4643 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4645 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4646 Matthias Klose <doko@debian.org>
4648 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4650 2016-04-28 Richard Biener <rguenther@suse.de>
4653 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4656 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4658 * common/config/sh/sh-common.c: Remove SH5 support.
4659 * config/sh/constraints.md: Likewise.
4660 * config/sh/config/sh/elf.h: Likewise.
4661 * config/sh/linux.h: Likewise.
4662 * config/sh/netbsd-elf.h: Likewise.
4663 * config/sh/predicates.md: Likewise.
4664 * config/sh/sh-c.c: Likewise.
4665 * config/sh/sh-protos.h: Likewise.
4666 * config/sh/sh.c: Likewise.
4667 * config/sh/sh.h: Likewise.
4668 * config/sh/sh.md: Likewise.
4669 * config/sh/sh.opt: Likewise.
4670 * config/sh/sync.md: Likewise.
4671 * config/sh/sh64.h: Delete.
4672 * config/sh/shmedia.h: Likewise.
4673 * config/sh/shmedia.md: Likewise.
4674 * config/sh/sshmedia.h: Likewise.
4675 * config/sh/t-netbsd-sh5-64: Likewise.
4676 * config/sh/t-sh64: Likewise.
4677 * config/sh/ushmedia.h: Likewise.
4679 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4681 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4682 general_reg_operand instead of register_operand predicate.
4684 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4686 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4688 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4690 * match.pd (A - B > A, A + B < A): New transformations.
4692 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4694 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4695 which defaults to true. Emit an outer pair of parentheses only if
4696 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4697 don't emit parentheses for the right-hand operand.
4699 2016-04-27 Jeff Law <law@redhat.com>
4701 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4703 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4705 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4706 (altivec_lvx_<mode>_internal): Document.
4707 (altivec_lvx_<mode>_2op): New define_insn.
4708 (altivec_lvx_<mode>_1op): Likewise.
4709 (altivec_lvx_<mode>_2op_si): Likewise.
4710 (altivec_lvx_<mode>_1op_si): Likewise.
4711 (altivec_stvx_<mode>): Remove.
4712 (altivec_stvx_<mode>_internal): Document.
4713 (altivec_stvx_<mode>_2op): New define_insn.
4714 (altivec_stvx_<mode>_1op): Likewise.
4715 (altivec_stvx_<mode>_2op_si): Likewise.
4716 (altivec_stvx_<mode>_1op_si): Likewise.
4717 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4718 Expand vec_ld and vec_st during parsing.
4719 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4721 (altivec_expand_stvx_be): Likewise.
4722 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4723 address-masking behavior in RTL.
4724 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4725 address-masking behavior in RTL.
4726 (altivec_expand_builtin): Change builtin code arguments for calls
4727 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4728 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4729 presence of lvx/stvx patterns.
4730 (alignment_with_canonical_addr): New function.
4731 (alignment_mask): Likewise.
4732 (find_alignment_op): Likewise.
4733 (recombine_lvx_pattern): Likewise.
4734 (recombine_stvx_pattern): Likewise.
4735 (recombine_lvx_stvx_patterns): Likewise.
4736 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4737 stvx patterns from expand.
4738 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4740 (vector_altivec_store_<mode>): Likewise.
4742 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4744 * config/aarch64/aarch64.md
4745 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4746 remove the "fp" attributes.
4747 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4748 add the "simd" attributes.
4749 (*movdf_aarch64): Likewise.
4750 (*movtf_aarch64): Remove the "fp" attributes.
4751 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4752 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4754 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4756 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4757 rtx to rtx_code_label *.
4758 * rtl.h (maybe_set_first_label_num): Likewise.
4760 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4762 * df-core.c (df_add_problem): Make the problem param be const.
4763 (df_remove_problem): Make local "problem" be const.
4764 * df-problems.c (problem_RD): Make const.
4765 (problem_LR): Likewise.
4766 (problem_LIVE): Likewise.
4767 (problem_MIR): Likewise.
4768 (problem_CHAIN): Likewise.
4769 (problem_WORD_LR): Likewise.
4770 (problem_NOTE): Likewise.
4771 (problem_MD): Likewise.
4772 * df-scan.c (problem_SCAN): Likewise.
4773 * df.h (struct df_problem): Make field "dependent_problem" be
4775 (struct dataflow): Likewise for field "problem".
4776 (df_add_problem): Make param const.
4778 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4780 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4781 inter-unit moves to/from vector registers are enabled. Do not disable
4784 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4786 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4787 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4789 (enum df_problem_id): ...this new enum.
4790 (struct df_problem): Convert field "id" from "int" to
4793 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4795 * rtl.def: Update comment for "things in the instruction chain" to
4796 reflect the removal of the leading "i" field for INSN_UID in
4797 r210360. Fix bogus apostrophe.
4799 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4801 * config/i386/i386.md
4802 (lea arith with mem operand + setcc peephole2): Set operator mode.
4804 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4807 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4808 (dimode_scalar_to_vector_candidate_p): This.
4809 (timode_scalar_to_vector_candidate_p): New function.
4810 (scalar_to_vector_candidate_p): Likewise.
4811 (timode_check_non_convertible_regs): Likewise.
4812 (timode_remove_non_convertible_regs): Likewise.
4813 (remove_non_convertible_regs): Likewise.
4814 (remove_non_convertible_regs): Renamed to ...
4815 (dimode_remove_non_convertible_regs): This.
4816 (scalar_chain::~scalar_chain): Make it virtual.
4817 (scalar_chain::compute_convert_gain): Make it pure virtual.
4818 (scalar_chain::mark_dual_mode_def): Likewise.
4819 (scalar_chain::convert_insn): Likewise.
4820 (scalar_chain::convert_registers): Likewise.
4821 (scalar_chain::add_to_queue): Make it protected.
4822 (scalar_chain::emit_conversion_insns): Likewise.
4823 (scalar_chain::replace_with_subreg): Likewise.
4824 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4825 (scalar_chain::convert_op): Likewise.
4826 (scalar_chain::convert_reg): Likewise.
4827 (scalar_chain::make_vector_copies): Likewise.
4828 (scalar_chain::convert_registers): New pure virtual function.
4829 (class dimode_scalar_chain): New class.
4830 (class timode_scalar_chain): Likewise.
4831 (scalar_chain::mark_dual_mode_def): Renamed to ...
4832 (dimode_scalar_chain::mark_dual_mode_def): This.
4833 (timode_scalar_chain::mark_dual_mode_def): New function.
4834 (timode_scalar_chain::convert_insn): Likewise.
4835 (dimode_scalar_chain::convert_registers): Likewise.
4836 (scalar_chain::compute_convert_gain): Renamed to ...
4837 (dimode_scalar_chain::compute_convert_gain): This.
4838 (scalar_chain::replace_with_subreg): Renamed to ...
4839 (dimode_scalar_chain::replace_with_subreg): This.
4840 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4841 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4842 (scalar_chain::make_vector_copies): Renamed to ...
4843 (dimode_scalar_chain::make_vector_copies): This.
4844 (scalar_chain::convert_reg): Renamed to ...
4845 (dimode_scalar_chain::convert_reg ): This.
4846 (scalar_chain::convert_op): Renamed to ...
4847 (dimode_scalar_chain::convert_op): This.
4848 (scalar_chain::convert_insn): Renamed to ...
4849 (dimode_scalar_chain::convert_insn): This.
4850 (scalar_chain::convert): Call convert_registers.
4851 (convert_scalars_to_vector): Change to scalar_chain pointer to
4852 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4853 in 32-bit mode. Delete scalar_chain pointer. Call
4854 free_dominance_info in 64-bit mode.
4855 (pass_stv::gate): Remove TARGET_64BIT check.
4856 (ix86_option_override): Put the 64-bit STV pass before the CSE
4859 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4861 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4862 dw_loc_frame_offset field.
4863 * dwarf2out.c (new_loc_descr): Likewise.
4864 (resolve_args_picking_1): Turn the VISITED hash set into a
4865 FRAME_OFFSET hash map. Use it to associate a frame offset to
4866 visited nodes. Remove uses of the CHECKING_P macro.
4867 (resolve_args_picking): Update call to resolve_args_picking_1.
4869 2016-04-27 Martin Liska <mliska@suse.cz>
4871 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4872 (free_loop_data): Release vuses of groups.
4874 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4876 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4877 instead of redundant use_id and boolean have_use_for.
4878 (struct iv_use): Change sub_id into group_id. Remove field next.
4879 Move fields: related_cands, n_map_members, cost_map and selected
4881 (struct iv_group): ... here. New structure.
4882 (struct iv_common_cand): Use structure declaration directly.
4883 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4884 (MAX_CONSIDERED_USES): Rename macro to ...
4885 (MAX_CONSIDERED_GROUPS): ... here.
4886 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4887 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4888 (dump_uses): Rename to ...
4889 (dump_groups): ... here. Update all uses.
4890 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4891 (find_induction_variables): Refactor format of dump information.
4892 (record_sub_use): Delete.
4893 (record_use): Update all uses.
4894 (record_group): New function.
4895 (record_group_use, find_interesting_uses_op): Call above functions.
4897 (find_interesting_uses_cond): Ditto.
4898 (group_compare_offset): New function.
4899 (split_all_small_groups): Rename to ...
4900 (split_small_address_groups_p): ... here. Update all uses.
4901 (split_address_groups): Update all uses.
4902 (find_interesting_uses): Refactor format of dump information.
4903 (add_candidate_1): Update all uses. Remove redundant check on iv,
4905 (add_candidate, record_common_cand): Remove redundant assert.
4906 (add_iv_candidate_for_biv): Update use.
4907 (add_iv_candidate_derived_from_uses): Update all uses.
4908 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
4909 (alloc_use_cost_map): Ditto.
4910 (set_use_iv_cost, get_use_iv_cost): Rename to ...
4911 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
4912 (determine_use_iv_cost_generic): Ditto.
4913 (determine_group_iv_cost_generic): Ditto.
4914 (determine_use_iv_cost_address): Ditto.
4915 (determine_group_iv_cost_address): Ditto.
4916 (determine_use_iv_cost_condition): Ditto.
4917 (determine_group_iv_cost_cond): Ditto.
4918 (determine_use_iv_cost): Ditto.
4919 (determine_group_iv_cost): Ditto.
4920 (set_autoinc_for_original_candidates): Update all uses.
4921 (find_iv_candidates): Update all uses. Refactor dump information.
4922 (determine_use_iv_costs): Ditto.
4923 (determine_iv_costs): Ditto.
4924 (iv_ca_cand_for_use): Rename to ...
4925 (iv_ca_cand_for_group): ... here. Update all uses.
4926 (iv_ca_add_use, iv_ca_add_group): Ditto.
4927 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
4928 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
4929 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
4930 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
4931 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
4932 (create_new_iv, adjust_iv_update_pos): Ditto.
4933 (rewrite_use_address): Delete.
4934 (rewrite_use_address_1): Rename to ...
4935 (rewrite_use_address): ... here.
4936 (rewrite_use_compare): Update all uses.
4937 (rewrite_use): Delete.
4938 (rewrite_uses): Rename to ...
4939 (rewrite_groups): ... here. Update all uses.
4940 (remove_unused_ivs, free_loop_data): Update all uses.
4941 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
4943 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4945 * rtlanal.c (nonzero_bits1): Convert preprocessor check
4946 for WORD_REGISTER_OPERATIONS to runtime check.
4948 2016-04-27 Richard Biener <rguenther@suse.de>
4951 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4952 aggregate_value_p to determine if a function result is
4953 returned by reference.
4954 (ipa_pta_execute): Functions having their address taken are
4955 not automatically nonlocal.
4957 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4960 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
4961 * fold-const.c (operand_equal_p): If flag_checking and
4962 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
4963 and if it returns non-zero, assert iterative_hash_expr on both
4966 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4968 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
4970 2016-04-27 Nick Clifton <nickc@redhat.com>
4973 * varasm.c (merge_weak): Generate an error if an attempt is made
4974 to convert a non-weak static function into a weak, public function.
4976 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4978 * params.def (MAX_PARTITION_SIZE): New param.
4979 * doc/invoke.texi: Document lto-max-partition.
4981 2016-04-27 Richard Biener <rguenther@suse.de>
4984 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4985 function cummulating used_from_other_partition, externally_visible
4986 and force_output from aliases.
4987 (refered_from_nonlocal_var): Likewise.
4988 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4989 node flags properly.
4991 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4993 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
4994 (-Wmemset-elt-size): New item.
4996 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4999 * stor-layout.h (internal_reference_types): Delete.
5000 * stor-layout.c (reference_types_internal): Likewise.
5001 (internal_reference_types): Likewise.
5002 (layout_type) <REFERENCE_TYPE>: Adjust.
5004 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5007 * tree.h (inchash::add_expr): Add FLAGS argument.
5008 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5009 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5010 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5011 Formatting fix. Adjust recursive calls. For tcc_comparison,
5012 if swap_tree_comparison (code) is smaller than code, hash that
5013 and arguments in the other order. Hash CONVERT_EXPR the same
5014 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5015 of ADDR_EXPR of decl as the decl itself. Add or remove
5016 OEP_ADDRESS_OF from recursive flags as needed. For
5017 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5018 operands commutatively and only the third one normally.
5019 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5021 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5023 * config/rtems.h (LIB_SPEC): Add -latomic.
5025 2016-04-27 Joel Sherrill <joel@rtems.org>
5027 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5028 xilink.ld and flags not relevant to RTEMS.
5030 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5032 * toplev.c (backend_init_target): Avoid calling init_reload when using
5035 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5037 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5038 for loops rather than one for the whole function.
5040 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5042 * match.pd (X + CST CMP X): New transformation.
5044 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5046 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5047 * fold-const.c (fold_binary_loc): Remove 2 transformations
5048 superseded by match.pd.
5049 * match.pd (x+x -> x*2): Generalize to integers.
5051 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5053 * config/i386/i386.md (operation on memory peephole): Duplicate an
5054 existing peephole and adapt it to match lea rather than an operation
5057 PR rtl-optimization/57193
5058 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5060 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5062 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5064 * tree-if-conv.c (any_pred_load_store): New static variable.
5065 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5066 any_pred_load_store instead of and_mask_load_store.
5067 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5068 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5069 (combine_blocks, tree_if_conversion): Ditto.
5071 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5073 PR tree-optimization/70771
5074 PR tree-optimization/70775
5075 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5076 virtual PHI nodes. Delete parameter.
5077 (if_convertible_loop_p_1): Delete argument to above function.
5078 (predicate_all_scalar_phis): Delete code handling single-argument
5080 (tree_if_conversion): Mark and update virtual SSA.
5082 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5085 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5086 (x86_elf_aligned_common): Rename to ...
5087 (x86_elf_aligned_decl_common): ... this.
5088 Add decl arg. Switch to .lbss for largecomm object. Use
5089 LARGECOMM_SECTION_ASM_OP.
5090 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5092 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5093 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5095 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5096 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5098 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5101 * config/i386/i386.c (SECTION_LARGE): Define.
5102 (x86_64_elf_select_section): Set it for large data/bss sections.
5103 Only clear SECTION_WRITE for .lrodata.
5104 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5106 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5107 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5108 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5110 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5111 * doc/tm.texi: Regenerate.
5113 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5116 * configure.ac (--enable-checking): Document extra flag, for
5117 non-release builds default to --enable-checking=yes,extra.
5118 If misc checking and extra checking, define CHECKING_P to 2 instead
5120 * common.opt (fchecking=): Add.
5121 * doc/invoke.texi (-fchecking=): Document.
5122 * doc/install.texi: Document --enable-checking changes.
5123 * configure: Regenerated.
5124 * config.in: Regenerated.
5126 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5128 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5129 attribute instead of which_alternative.
5130 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5131 Use EXT_REX_SSE_REG_P where appropriate.
5133 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5135 * config/i386/predicates.md (const0_operand): Do not match
5136 const_wide_int code.
5137 (const1_operand): Ditto.
5139 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5141 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5142 for SSE constm1 operands and TARGET_AVX512VL.
5143 (*movti_internal): Ditto.
5144 (*mov<mode>_or): Use constm1_operand predicate.
5145 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5146 for SSE vector_all_ones operands and TARGET_AVX512VL.
5147 * config/i386/predicates.md (constm1_operand): New predicate.
5148 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5149 emission of constant -1 load.
5151 2016-04-25 Jason Merrill <jason@redhat.com>
5153 * gdbinit.in: Skip is-a.h.
5155 * attribs.c (register_scoped_attributes): Fix logic.
5156 * attribs.h: Declare register_scoped_attributes.
5158 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5160 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5161 stxvd2x and stxvw4x built-in functions.
5163 2016-04-25 DJ Delorie <dj@redhat.com>
5165 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5166 (ashrhi3): Likewise.
5167 (lshrhi3): Likewise.
5169 2016-04-25 Richard Biener <rguenther@suse.de>
5171 PR tree-optimization/70780
5172 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
5174 (compute_antic): Mark blocks with abnormal preds as visited as
5175 they have a final empty antic-in solution already.
5177 2016-04-25 Michael Collison <michael.collison@linaro.org>
5179 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
5181 2016-04-25 Michael Collison <michael.collison@linaro.org>
5183 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
5184 mode is VQI to improve mixed mode vectorization.
5185 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
5186 define_insn to match low half of signed vaddw.
5187 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
5188 define_insn to match high half of signed vaddw.
5189 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
5190 define_insn to match low half of unsigned vaddw.
5191 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
5192 define_insn to match high half of unsigned vaddw.
5193 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
5194 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5195 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
5197 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5198 * config/arm/predicates.md (vect_par_constant_high): Support
5199 big endian and simplify by calling
5200 arm_simd_check_vect_par_cnst_half
5201 (vect_par_constant_low): Likewise.
5203 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5205 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
5206 predicate for operand 2.
5208 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
5209 H.J. Lu <hongjiu.lu@intel.com>
5211 * config/i386/i386-protos.h (standard_sse_constant_p): Add
5212 machine_mode argument.
5213 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
5214 constm1_rtx operands. For VOIDmode constants, get mode from
5215 pred_mode. Check mode size if the mode is supported by ABI.
5216 (standard_sse_constant_opcode): Do not use standard_constant_p.
5217 Strictly check ABI support for all-ones operands.
5218 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
5219 immediates. Update calls to standard_sse_constant_p.
5220 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
5221 (ix86_rtx_costs): Ditto.
5222 * config/i386/i386.md (*movxi_internal_avx512f): Use
5223 nonimmediate_or_sse_const_operand instead of vector_move_operand.
5224 Use (v,BC) alternative instead of (v,C). Use register_operand
5225 checks instead of MEM_P.
5226 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
5227 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
5228 isa attribute. Use register_operand checks instead of MEM_P.
5229 (*movti_internal): Use nonimmediate_or_sse_const_operand for
5230 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
5231 alternative and corresponding sse2 isa attribute.
5232 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
5233 to standard_sse_constant_p.
5234 (FP constant splitters): Ditto.
5235 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
5237 * config/i386/predicates.md (constm1_operand): Remove.
5238 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
5239 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
5240 vector_all_ones_operand instead of constm1_operand.
5242 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5244 * print-rtl.c (print_rtx_insn_vec): New function.
5245 * print-rtl.h: New prototype.
5246 * store-motion.c (struct st_expr): Make avail_stores a vector.
5247 (st_expr_entry): Adjust.
5248 (free_st_expr_entry): Likewise.
5249 (print_store_motion_mems): Likewise.
5250 (find_moveable_store): Likewise.
5251 (compute_store_table): Likewise.
5252 (delete_store): Likewise.
5253 (build_store_vectors): Likewise.
5255 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5257 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
5259 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5261 * vec.h (vec_safe_contains): New function.
5262 (vec::contains): Likewise.
5263 (vec::begin): Likewise.
5264 (vec::end): Likewise.
5266 2016-04-23 Jakub Jelinek <jakub@redhat.com>
5269 * cfgexpand.c (expand_stack_vars): Fix typo.
5271 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5273 * system.h (list, map, set, vector): Include conditionally.
5274 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
5275 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
5276 * ipa-icf.c (INCLUDE_LIST): Define.
5277 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
5278 * config/sh/sh.c (INCLUDE_VECTOR): Define.
5279 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
5280 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
5281 * cp/logic.cc (INCLUDE_LIST): Define.
5282 * fortran/trans-common.c (INCLUDE_MAP): Define.
5284 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5286 * auto-profile.c: Remove <string.h> include.
5287 * ipa-icf-gimple.c: Remove <list> include.
5288 * diagnostic.c: Remove <new> include.
5289 * genmatch.c: Likewise.
5290 * pretty-print.c: Likewise.
5291 * toplev.c: Likewise
5292 * c/c-objc-common.c: Likewise.
5293 * cp/error.c: Likewise.
5294 * fortran/error.c: Likewise.
5296 2016-04-22 Richard Biener <rguenther@suse.de>
5298 * lto-streamer-in.c (input_ssa_names): Do not allocate
5299 GIMPLE_NOP for all SSA names.
5300 * lto-streamer-out.c (output_ssa_names): Do not output
5301 SSA names that should have been released.
5303 2016-04-22 Richard Biener <rguenther@suse.de>
5305 PR tree-optimization/70740
5306 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5309 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5312 * config/i386/predicates.md (call_insn_operand): Replace
5313 sibcall_memory_operand with memory_operand.
5315 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5317 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5318 has_single_use() tests.
5319 (register_edge_assert_for_1): Likewise.
5320 (find_assert_locations_1): Check the liveness bitmap instead of
5321 checking has_single_use().
5323 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5326 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5327 Extract AVX-512BW constraint from AVX.
5329 2016-04-21 Richard Biener <rguenther@suse.de>
5331 PR tree-optimization/70725
5332 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5333 for phi_convertible_by_degenerating_args.
5334 (predicate_all_scalar_phis): Handle single-argument PHIs.
5336 2016-04-21 Richard Biener <rguenther@suse.de>
5339 * fold-const.c (fold_comparison): Return properly typed
5342 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5344 PR tree-optimization/70715
5345 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5346 after expanding BASE using expand_simple_operations.
5348 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5350 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5351 New transformations.
5353 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5355 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5357 2016-04-20 Jan Hubicka <jh@suse.cz>
5359 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5360 ultiimate_alias_target.
5361 (update_callee_keys): Likewise.
5362 (lookup_recursive_calls): Likewise.
5363 (speculation_useful_p): Likewise.
5365 2016-04-20 Jan Hubicka <jh@suse.cz>
5368 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5369 (set_nothrow_flag_1): ... this; handle interposition correctly;
5370 recurse on aliases and thunks.
5371 (cgraph_node::set_nothrow_flag): New.
5372 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5373 functions compiled with non-call exceptions that binds to current
5375 (propagate_nothrow): Be safe WRT interposition.
5376 * cgraph.h (set_nothrow_flag): Update prototype.
5378 2016-04-18 Jan Hubicka <jh@suse.cz>
5380 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5381 max_loop_iterations_int.
5382 (tree_unswitch_outer_loop): Likewise.
5384 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5386 PR tree-optimization/69489
5387 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5388 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5389 Revise dump message.
5390 (if_convertible_bb_p): Remove check on edge count of basic block's
5393 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5395 PR tree-optimization/56625
5396 PR tree-optimization/69489
5397 * tree-data-ref.h (DR_INNERMOST): New macro.
5398 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5399 hashing struct innermost_loop_behavior.
5400 (ref_DR_map): Remove.
5401 (innermost_DR_map): New map.
5402 (baseref_DR_map): Revise comment.
5403 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5404 to innermost_DR_map accroding to its innermost loop behavior.
5405 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5406 to its innermost loop behavior.
5407 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5408 Add initialization for innermost_DR_map. Record memory reference
5409 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5410 have innermost loop behavior.
5411 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5414 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5416 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5417 *lea_general_1. Use explicit SWI12 mode interator.
5418 (*lea<mode>_general_2): Rename from *lea_general_2.
5419 Use explicit SWI12 mode interator.
5420 (*lea<mode>_general_3): Rename from *lea_general_3.
5421 Use explicit SWI12 mode interator.
5422 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5423 Use explicit SWI12 mode interator.
5424 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5425 Use explicit SWI48 mode interator.
5427 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5429 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5430 Short-cut unaligned load and store cases. Handle all integer
5432 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5433 and store cases. Call ix86_avx256_split_vector_move_misalign
5434 directly without checking mode class.
5436 2016-04-20 Andrew Pinski <apinski@cavium.com>
5437 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5440 * config/aarch64/aarch64.md (sibcall): Force call
5441 address to be DImode for ILP32.
5442 (sibcall_value): Likewise.
5444 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5446 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5448 2016-04-20 Richard Biener <rguenther@suse.de>
5450 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5451 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5452 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5453 (maybe_push_res_to_seq): Adjust.
5454 * gimple-fold.c (maybe_build_generic_op): Likewise.
5456 2016-04-20 Marek Polacek <polacek@redhat.com>
5458 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5461 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5463 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5464 use kmovw to support AVX512F target.
5466 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5468 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5470 2016-04-20 Marek Polacek <polacek@redhat.com>
5472 PR tree-optimization/70725
5473 * tree-if-conv.c (is_false_predicate): New function.
5474 (predicate_mem_writes): Use it.
5476 2016-04-20 Richard Biener <rguenther@suse.de>
5478 PR tree-optimization/70726
5479 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5480 shift amounts from a pattern stmt operand.
5482 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5485 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5486 stack_restore_from_fpr pattern when restoring r15.
5487 (s390_optimize_prologue): Strip away the memory barrier in the
5488 parallel when trying to get rid of restore insns.
5489 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5490 definition for loading the stack pointer from an FPR. Compared to
5491 the normal move insn this pattern includes a full memory barrier.
5493 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5496 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5497 implicitly linear or lastprivate iterator on the outer context.
5499 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5501 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5503 * config/i386/i386.md (ssememalign): Removed.
5504 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5506 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5509 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5510 const short * to __builtin_ia32_loaddquhi512_mask.
5511 (_mm512_maskz_loadu_epi16): Likewise.
5512 (_mm512_mask_storeu_epi16): Pass short * to
5513 __builtin_ia32_storedquhi512_mask.
5514 (_mm512_mask_loadu_epi8): Pass const char * to
5515 __builtin_ia32_loaddquqi512_mask.
5516 (_mm512_maskz_loadu_epi8): Likewise.
5517 (_mm512_mask_storeu_epi8): Pass char * to
5518 __builtin_ia32_storedquqi512_mask.
5519 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5520 const double * to __builtin_ia32_loadupd512_mask.
5521 (_mm512_mask_loadu_pd): Likewise.
5522 (_mm512_maskz_loadu_pd): Likewise.
5523 (_mm512_storeu_pd): Pass double * to
5524 __builtin_ia32_storeupd512_mask.
5525 (_mm512_mask_storeu_pd): Likewise.
5526 (_mm512_loadu_ps): Pass const float * to
5527 __builtin_ia32_loadups512_mask.
5528 (_mm512_mask_loadu_ps): Likewise.
5529 (_mm512_maskz_loadu_ps): Likewise.
5530 (_mm512_storeu_ps): Pass float * to
5531 __builtin_ia32_storeups512_mask.
5532 (_mm512_mask_storeu_ps): Likewise.
5533 (_mm512_mask_loadu_epi64): Pass const long long * to
5534 __builtin_ia32_loaddqudi512_mask.
5535 (_mm512_maskz_loadu_epi64): Likewise.
5536 (_mm512_mask_storeu_epi64): Pass long long *
5537 to __builtin_ia32_storedqudi512_mask.
5538 (_mm512_loadu_si512): Pass const int * to
5539 __builtin_ia32_loaddqusi512_mask.
5540 (_mm512_mask_loadu_epi32): Likewise.
5541 (_mm512_maskz_loadu_epi32): Likewise.
5542 (_mm512_storeu_si512): Pass int * to
5543 __builtin_ia32_storedqusi512_mask.
5544 (_mm512_mask_storeu_epi32): Likewise.
5545 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5546 char * to __builtin_ia32_storedquqi256_mask.
5547 (_mm_mask_storeu_epi8): Likewise.
5548 (_mm256_mask_loadu_epi16): Pass const short * to
5549 __builtin_ia32_loaddquhi256_mask.
5550 (_mm256_maskz_loadu_epi16): Likewise.
5551 (_mm_mask_loadu_epi16): Pass const short * to
5552 __builtin_ia32_loaddquhi128_mask.
5553 (_mm_maskz_loadu_epi16): Likewise.
5554 (_mm256_mask_loadu_epi8): Pass const char * to
5555 __builtin_ia32_loaddquqi256_mask.
5556 (_mm256_maskz_loadu_epi8): Likewise.
5557 (_mm_mask_loadu_epi8): Pass const char * to
5558 __builtin_ia32_loaddquqi128_mask.
5559 (_mm_maskz_loadu_epi8): Likewise.
5560 (_mm256_mask_storeu_epi16): Pass short * to.
5561 __builtin_ia32_storedquhi256_mask.
5562 (_mm_mask_storeu_epi16): Pass short * to.
5563 __builtin_ia32_storedquhi128_mask.
5564 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5565 const double * to __builtin_ia32_loadupd256_mask.
5566 (_mm256_maskz_loadu_pd): Likewise.
5567 (_mm_mask_loadu_pd): Pass onst double * to
5568 __builtin_ia32_loadupd128_mask.
5569 (_mm_maskz_loadu_pd): Likewise.
5570 (_mm256_mask_storeu_pd): Pass double * to
5571 __builtin_ia32_storeupd256_mask.
5572 (_mm_mask_storeu_pd): Pass double * to
5573 __builtin_ia32_storeupd128_mask.
5574 (_mm256_mask_loadu_ps): Pass const float * to
5575 __builtin_ia32_loadups256_mask.
5576 (_mm256_maskz_loadu_ps): Likewise.
5577 (_mm_mask_loadu_ps): Pass const float * to
5578 __builtin_ia32_loadups128_mask.
5579 (_mm_maskz_loadu_ps): Likewise.
5580 (_mm256_mask_storeu_ps): Pass float * to
5581 __builtin_ia32_storeups256_mask.
5582 (_mm_mask_storeu_ps): ass float * to
5583 __builtin_ia32_storeups128_mask.
5584 (_mm256_mask_loadu_epi64): Pass const long long * to
5585 __builtin_ia32_loaddqudi256_mask.
5586 (_mm256_maskz_loadu_epi64): Likewise.
5587 (_mm_mask_loadu_epi64): Pass const long long * to
5588 __builtin_ia32_loaddqudi128_mask.
5589 (_mm_maskz_loadu_epi64): Likewise.
5590 (_mm256_mask_storeu_epi64): Pass long long * to
5591 __builtin_ia32_storedqudi256_mask.
5592 (_mm_mask_storeu_epi64): Pass long long * to
5593 __builtin_ia32_storedqudi128_mask.
5594 (_mm256_mask_loadu_epi32): Pass const int * to
5595 __builtin_ia32_loaddqusi256_mask.
5596 (_mm256_maskz_loadu_epi32): Likewise.
5597 (_mm_mask_loadu_epi32): Pass const int * to
5598 __builtin_ia32_loaddqusi128_mask.
5599 (_mm_maskz_loadu_epi32): Likewise.
5600 (_mm256_mask_storeu_epi32): Pass int * to
5601 __builtin_ia32_storedqusi256_mask.
5602 (_mm_mask_storeu_epi32): Pass int * to
5603 __builtin_ia32_storedqusi128_mask.
5604 * config/i386/i386-builtin-types.def (PCSHORT): New.
5606 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5607 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5608 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5609 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5610 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5611 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5612 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5613 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5614 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5615 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5616 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5617 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5618 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5619 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5620 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5621 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5622 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5623 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5624 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5625 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5626 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5627 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5628 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5629 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5630 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5631 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5632 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5633 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5634 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5635 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5636 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5637 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5638 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5639 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5640 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5641 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5642 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5643 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5644 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5645 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5646 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5647 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5648 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5649 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5650 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5651 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5652 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5653 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5654 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5656 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5657 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5659 (ix86_expand_vector_move_misalign): Likewise.
5660 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5661 to scalar function prototype for unaligned load/store builtins.
5662 (ix86_expand_special_args_builtin): Updated.
5663 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5664 (UNSPEC_STOREU): Likewise.
5665 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5666 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5667 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5668 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5669 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5670 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5671 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5672 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5673 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5674 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5675 (<avx512>_storedqu<mode>_mask): Likewise.
5676 (*sse4_2_pcmpestr_unaligned): Likewise.
5677 (*sse4_2_pcmpistr_unaligned): Likewise.
5678 (*mov<mode>_internal): Renamed to ...
5679 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5680 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5681 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5682 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5684 2016-04-19 Richard Biener <rguenther@suse.de>
5686 PR tree-optimization/70171
5687 * tree-ssa-phiprop.c: Include stor-layout.h.
5688 (phiprop_insert_phi): Handle the aggregate copy case.
5689 (propagate_with_phi): Likewise.
5691 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5693 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5694 instead of simplify_gen_subreg (... , 0).
5695 (ix86_delegitimize_address): Ditto.
5696 (ix86_split_divmod): Ditto.
5697 (ix86_split_copysign_const): Ditto.
5698 (ix86_split_copysign_var): Ditto.
5699 (ix86_expand_args_builtin): Ditto.
5700 (ix86_expand_round_builtin): Ditto.
5701 (ix86_expand_special_args_builtin): Ditto.
5702 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5703 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5704 (udivmodqi4): Ditto.
5705 (absneg splitters): Ditto.
5706 (*jcc_bt<mode>_1): Ditto.
5708 2016-04-19 Richard Biener <rguenther@suse.de>
5710 PR tree-optimization/70724
5711 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5712 restoring out from ...
5713 (free_scc_vn): ... here.
5714 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5715 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5717 (pass_fre::execute): Restore SSA info.
5719 2016-04-19 Richard Biener <rguenther@suse.de>
5721 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5722 * gimple-walk.c (walk_gimple_op): Initialize it.
5723 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5724 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5725 remapping SSA names of defs.
5726 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5729 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5732 * lra-constraints.c (equiv_substition_p): New.
5733 (process_alt_operands): Use it.
5734 (swap_operands): Swap it.
5735 (curr_insn_transform): Update it.
5737 2016-04-18 Michael Matz <matz@suse.de>
5739 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5740 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5741 * tree-core.h (tree_type_common.align): Use bit-field.
5742 (tree_type_common.spare): New.
5743 (tree_decl_common.off_align): Make smaller.
5744 (tree_decl_common.align): Use bit-field.
5746 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5747 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5748 (scan_sharing_clauses): Ditto.
5749 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5750 (omp_finish_file): Ditto.
5751 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5752 (layout_decl): Ditto.
5753 (relayout_decl): Ditto.
5754 (finalize_record_size): Use SET_TYPE_ALIGN.
5755 (finalize_type_size): Ditto.
5756 (finish_builtin_struct): Ditto.
5757 (layout_type): Ditto.
5758 (initialize_sizetypes): Ditto.
5759 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5760 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5761 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5762 (get_chain_field): Ditto.
5763 (get_trampoline_type): Ditto.
5764 (get_nl_goto_field): Ditto.
5765 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5767 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5768 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5769 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5770 (build_qualified_type): Use SET_TYPE_ALIGN.
5771 (build_aligned_type, build_range_type_1): Ditto.
5772 (build_atomic_base): Ditto.
5773 (build_common_tree_nodes): Ditto.
5774 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5775 (expand_one_stack_var_at): Ditto.
5776 * coverage.c (build_var): Use SET_DECL_ALIGN.
5777 * except.c (init_eh): Ditto.
5778 * function.c (assign_parm_setup_block): Ditto.
5779 * symtab.c (increase_alignment_1): Ditto.
5780 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5781 * tree-vect-stmts.c (ensure_base_align): Ditto.
5782 * varasm.c (align_variable): Ditto.
5783 (assemble_variable): Ditto.
5784 (build_constant_desc): Ditto.
5785 (output_constant_def_contents): Ditto.
5787 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5788 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5789 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5790 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5791 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5793 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5796 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5797 replace %vmovsd with "%vmovq".
5798 (vec_concatv2df): Likewise.
5800 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5802 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5803 (*vec_extractv2si_0): Ditto.
5804 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5805 (zero_extended_scalar_load_operand splitters): Ditto.
5806 (vec_extract splitters): Ditto.
5807 (*vec_extractv4si_0_zext): Ditto.
5808 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5810 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5811 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5812 (*sse4_1_extractps): Use lowpart_subreg.
5813 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5815 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5817 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5819 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5820 Mention Solaris 11 packaging changes.
5821 Update gas and gld requirements.
5822 Remove reference to pre-Solaris 10 bug.
5823 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5825 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5828 2016-04-17 Jan Hubicka <jh@suse.cz>
5830 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5831 max_loop_iterations_int.
5833 2016-04-18 Richard Biener <rguenther@suse.de>
5835 PR tree-optimization/43434
5836 * tree-ssa-structalias.c (struct vls_data): New.
5837 (visit_loadstore): Handle all pointer-based accesses.
5838 (compute_dependence_clique): Compute a bitmap of restrict tags
5839 assigned bases and pass it to visit_loadstore.
5841 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5844 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5845 armv8.1-a and armv8.1-a+crc.
5847 2016-04-18 Richard Biener <rguenther@suse.de>
5849 PR tree-optimization/70701
5850 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5851 references after translating through a memcpy.
5853 2016-04-18 Richard Biener <rguenther@suse.de>
5855 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5856 (compute_antic): ... here. For partial antic use regular
5857 postorder and scrap iteration.
5858 (compute_partial_antic_aux): Remove unused return value.
5859 (init_pre): Do not allocate postorder.
5860 (fini_pre): Do not free postorder.
5862 2016-04-18 Richard Biener <rguenther@suse.de>
5865 * expmed.c (extract_bit_field_1): Remove broken case
5866 using a wider MODE_INT mode.
5868 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5870 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5871 unless compiling with at least GCC-4.8.
5873 2016-04-17 Jan Hubicka <jh@suse.cz>
5876 * graphite.c (graphite_finalize): Update call to
5877 tree_estimate_probability.
5878 * predict.h (tree_estimate_probability): Update prototype.
5880 2016-04-17 Jan Hubicka <jh@suse.cz>
5882 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5883 (tree_estimate_probability): Likewise.
5884 (pass_profile::execute): Update.
5885 (report_predictor_hitrates): New function.
5886 * profile.c (compute_branch_probabilities): Use it.
5887 * predict.h (report_predictor_hitrates): Declare.
5889 2016-04-17 Jan Hubicka <jh@suse.cz>
5892 * cgraph.h (cgraph_node::set_const_flag,
5893 cgraph_node::set_pure_flag): Update prototype to return bool;
5895 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
5896 of interposable symbol are interposable, too.
5897 (cgraph_set_const_flag_1): Rename to ...
5898 (set_const_flag_1): ... this one; change to self recursive function
5899 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5900 clearnig the flag in all variants and also virtual thunks of const
5901 functions are pure; track if any change was done.
5902 (cgraph_node::set_const_flag): Update.
5903 (struct set_pure_flag_info): New struct.
5904 (cgraph_set_pure_flag_1): Rename to ...
5905 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
5906 rather than pointer encoded flags; track if any changes was done;
5907 handle correctly clearning flag and setting flag of aliases already
5909 (cgraph_node::set_pure_flag): Update.
5910 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
5912 2016-04-17 Tom de Vries <tom@codesourcery.com>
5915 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
5918 2016-04-17 Tom de Vries <tom@codesourcery.com>
5920 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
5921 '{}<> ' as escape-for-record.
5923 2016-04-17 Tom de Vries <tom@codesourcery.com>
5925 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
5928 2016-04-17 Tom de Vries <tom@codesourcery.com>
5931 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
5932 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
5933 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
5934 * passes.c (finish_optimization_passes): Only call
5935 finish_graph_dump_file if dfi->graph_dump_initialized.
5936 (execute_function_dump, pass_init_dump_file): Use
5937 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
5939 2016-04-17 Tom de Vries <tom@codesourcery.com>
5941 PR tree-optimization/70256
5942 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
5943 (debug_varmap): New function.
5945 2016-04-17 Tom de Vries <tom@codesourcery.com>
5948 * passes.c (pass_manager::register_pass): Propagate pflags.
5950 2016-04-17 Tom de Vries <tom@codesourcery.com>
5953 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
5954 * passes.c (pass_manager::pass_manager): Declare and init p_start in
5955 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
5956 check if it's equal to p_start.
5957 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
5959 2016-04-15 Jan Hubicka <jh@suse.cz>
5962 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
5963 function does not bind to current def.
5964 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
5965 handle conservatively calls to functions that does not need to bind
5967 (check_call): Update call of worse_state.
5968 (ignore_edge_for_nothrow): Update.
5969 (ignore_edge_for_pure_const): Likewise.
5970 (propagate_pure_const): Update calls to worse_state.
5971 (skip_function_for_local_pure_const): Reformat comments.
5973 2016-04-15 Jan Hubicka <jh@suse.cz>
5976 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
5977 (cgraph_node::function_symbol): Likewise.
5978 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5979 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
5980 (symtab_node::ultimate_alias_target): Add REF parameter.
5981 (symtab_node::binds_to_current_def_p): Declare.
5982 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
5983 (cgraph_node::function_symbol): Likewise.
5984 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5985 (cgraph_node::get_availability): Likewise.
5986 (cgraph_edge::binds_to_current_def_p): New inline function.
5987 (varpool_node::get_availability): Add REF parameter.
5988 (varpool_node::ultimate_alias_target): Likewise.
5989 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
5990 (symtab_node::binds_to_current_def_p): Likewise.
5991 * varpool.c (varpool_node::get_availability): Likewise.
5993 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5996 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
5997 Fix mode size check.
5999 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6001 * BASE-VER: Set to 7.0.0.
6003 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6005 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6007 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6009 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6010 architecture revisions.
6012 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6014 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6015 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6016 * config/i386/i386.md (stack decrement to push peepholes): Guard
6017 with !x86_using_red_zone ().
6019 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6022 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6023 to dump_generic_node.
6024 (NIY): Pass also flags to do_niy.
6026 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6028 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6029 (simd_clone_vector_of_formal_parm_types)
6030 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6031 (simd_clone_mangle, simd_clone_create)
6032 (simd_clone_adjust_return_type, create_tmp_simd_array)
6033 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6034 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6035 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6036 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6037 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6038 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6039 * omp-simd-clone.c: ... this new file.
6040 (simd_clone_vector_of_formal_parm_types): Make it static.
6041 * Makefile.in (OBJS): Add omp-simd-clone.o.
6043 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6046 * config/i386/sse.md: Use proper memory operand modifiers.
6049 2016-04-15 Richard Biener <rguenther@suse.de>
6050 Alan Modra <amodra@gmail.com>
6052 PR tree-optimization/70130
6053 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6054 when alignment stays not the same and no not use the realign
6057 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6060 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6061 direct move handlers for KFmode. Change TFmode handlers test from
6062 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6064 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6067 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6068 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6069 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6070 * tree-ssa-live.c (remove_unused_scope_block_p): When
6071 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6072 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6073 block_ultimate_origin is FUNCTION_DECL.
6074 (remove_unused_locals): If current_function_decl is
6075 polymorphic_ctor_dtor_p, pass initial true to
6076 remove_unused_scope_block_p' is_ctor_dtor_block.
6078 2016-04-14 Martin Sebor <msebor@redhat.com>
6083 * doc/extend.texi (Variable Length): Revert.
6085 2016-04-14 Marek Polacek <polacek@redhat.com>
6086 Jan Hubicka <hubicka@ucw.cz>
6089 * tree.c (verify_type): Disable the canonical type of main variant
6092 2016-04-14 Jason Merrill <jason@redhat.com>
6094 * cfgexpand.c, expr.c: Revert previous change.
6096 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6099 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6100 when building a mem ref for the incoming reduction variable.
6102 2016-04-14 Richard Biener <rguenther@suse.de>
6104 PR tree-optimization/70614
6105 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6106 loop if the evolution dropped to chrec_dont_know.
6107 (interpret_condition_phi): Likewise.
6109 2016-04-14 Richard Biener <rguenther@suse.de>
6111 PR tree-optimization/70623
6112 * tree-ssa-pre.c (changed_blocks): Make global ...
6113 (compute_antic): ... local here. Move and fix worklist
6114 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6115 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6116 worklist handling, dump when ANTIC_IN changed.
6117 (compute_partial_antic_aux): Remove worklist handling.
6118 (init_pre): Do not compute post dominators. Add a comment about
6119 the CFG order chosen.
6120 (fini_pre): Do not free post dominators.
6122 2016-04-13 Martin Sebor <msebor@redhat.com>
6127 * doc/extend.texi (Variable Length): Document C++ specifics.
6129 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6132 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6133 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6134 eh edges have been purged.
6137 * tree-sra.c (create_access_replacement,
6138 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6140 * tree-pretty-print.c (dump_fancy_name): New function.
6141 (dump_decl_name, dump_generic_node): Use it.
6143 2016-04-13 Jason Merrill <jason@redhat.com>
6145 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6146 * expr.c (expand_expr_real_1): Likewise.
6148 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6150 * config/i386/i386.md (kunpckhi): Swap operands.
6151 (kunpcksi): Likewise.
6152 (kunpckdi): Likewise.
6153 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6154 (vec_pack_trunc_<mode>): Likewise.
6156 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6159 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6162 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6163 gimplification turns some element into non-constant.
6166 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6167 * explow.c (convert_memory_address_addr_space_1): No longer static,
6168 add NO_EMIT argument and don't call convert_modes if true, pass
6169 it down recursively, remove break after return.
6170 (convert_memory_address_addr_space): Adjust caller.
6171 * simplify-rtx.c (simplify_unary_operation_1): Call
6172 convert_memory_address_addr_space_1 instead of convert_memory_address,
6173 if it returns NULL, don't simplify.
6175 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
6178 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
6180 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6182 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6183 Bump the upper SIMDLEN limits, so that if the return type or
6184 characteristic type if the return type is void can be passed in
6185 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
6188 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6191 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
6192 Do not use "=" constraint on an input constraint.
6193 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6194 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6195 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
6196 generates (neg (abs ...)) instead of (abs ...).
6198 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6200 PR rtl-optimization/70596
6201 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
6202 just invalidate LRA data and reset them. Adjust dump wording.
6204 2016-04-12 Martin Liska <mliska@suse.cz>
6207 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6209 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6211 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6212 max_loop_iterations_int.
6213 (tree_unswitch_outer_loop): Likewise.
6214 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6215 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6217 2016-04-12 Tom de Vries <tom@codesourcery.com>
6219 PR tree-optimization/68756
6220 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
6221 instead of new_name.
6223 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6225 PR tree-optimization/70602
6226 * tree-sra.c (generate_subtree_copies): Don't write anything into
6227 constant pool decls.
6229 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
6230 regardless whether there are depend clauses or not.
6232 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6235 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
6236 target attribute and pragma from changing the -mfloat128
6237 and -mfloat128-hardware options.
6239 * doc/extend.texi (Additional Floating Types): Document PowerPC
6240 __float128 restrictions.
6242 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6245 * config/aarch64/driver-aarch64.c
6246 (aarch64_get_extension_string_for_isa_flags): New.
6247 (arch_extension): Rename to...
6248 (aarch64_arch_extension): ...This.
6249 (ext_to_feat_string): Rename to...
6250 (aarch64_extensions): ...This.
6251 (aarch64_core_data): Keep track of architecture extension flags.
6252 (cpu_data): Rename to...
6253 (aarch64_cpu_data): ...This.
6254 (aarch64_arch_driver_info): Keep track of architecture extension
6256 (get_arch_name_from_id): Rename to...
6257 (get_arch_from_id): ...This, change return type.
6258 (host_detect_local_cpu): Update and reformat for renames, handle
6259 extensions through common infrastructure.
6261 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6264 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
6265 track of a canonical flag name.
6266 (all_extensions): Likewise.
6267 (arch_to_arch_name): Also track extension flags enabled by the arch.
6268 (all_architectures): Likewise.
6269 (aarch64_parse_extension): Move to here.
6270 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
6272 (aarch64_rewrite_selected_cpu): Update for above change.
6273 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
6274 are handled, such that the single explicit value enabled by an
6275 extension is kept seperate from the implicit values it also enables.
6276 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
6278 (aarch64_parse_extension): New.
6279 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
6280 here to config/aarch64/aarch64-protos.h.
6281 (aarch64_parse_extension): Move from here to
6282 common/config/aarch64/aarch64-common.c.
6283 (aarch64_option_print): Update.
6284 (aarch64_declare_function_name): Likewise.
6285 (aarch64_start_file): Likewise.
6286 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
6287 the canonical flag for extensions.
6288 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
6291 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6293 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
6296 2016-04-09 Tom de Vries <tom@codesourcery.com>
6298 PR tree-optimization/68953
6299 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
6300 first to last subscript.
6302 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6304 PR tree-optimization/70586
6305 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6308 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6312 PR tree-optimization/70373
6316 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6317 clauses for acc parallel reductions as necessary. Error on those
6319 * omp-low.c (scan_sharing_clauses): Don't install variables which
6320 are used in acc parallel reductions.
6321 (lower_rec_input_clauses): Remove dead code.
6322 (lower_oacc_reductions): Add support for reference reductions.
6323 (lower_reduction_clauses): Remove dead code.
6324 (lower_omp_target): Don't remap variables appearing in acc parallel
6326 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6328 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6331 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6332 with multiple SSA_NAME defs, force the outputs other than first
6333 to be live before calling live_track_process_def on each output.
6335 PR rtl-optimization/70574
6336 * fwprop.c (forward_propagate_and_simplify): Don't add
6337 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6338 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6339 paradoxical subregs within *loc.
6341 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6343 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6344 -ftree-parallelize-loops={0,1}.
6345 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6346 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6347 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6348 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6349 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6351 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6354 * asan.c (instrument_derefs): If we get unknown location, extract it
6356 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6358 2016-04-08 Tom de Vries <tom@codesourcery.com>
6360 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6361 implicit firstprivate clause.
6363 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6366 * config/arm/thumb2.md (tst + branch-> lsls + branch
6367 peephole below *orsi_not_shiftsi_si): Require that condition
6368 register is dead after the peephole.
6369 (second peephole after the above): Likewise.
6371 2016-04-08 Alan Modra <amodra@gmail.com>
6374 * builtins.c (fold_builtin_classify): For IBM extended precision,
6375 look at just the high-order double to test for NaN.
6376 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6377 test just the high double for Inf but both doubles for subnormal
6380 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6382 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6383 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6384 node->simdclone->mask_mode != VOIDmode masks.
6385 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6386 earlier, use it instead of node->simdclone.
6387 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6388 Set clonei->mask_mode.
6390 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6393 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6394 Pass it through to cp_parser_already_scoped_statement.
6395 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6396 it through to cp_parser_statement.
6397 (cp_parser_statement): Pass IF_P through to
6398 cp_parser_iteration_statement.
6399 (cp_parser_pragma): Adjust call to
6400 cp_parser_iteration_statement.
6402 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6405 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6406 resolve a future -Wparentheses warning.
6407 * omp-low.c (scan_sharing_clauses): Likewise.
6408 * tree-parloops.c (eliminate_local_variables): Likewise.
6410 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6412 PR rtl-optimization/70398
6413 * lra-constraints.c (process_address_1): Check zero scale and code
6414 for reloading with zero scale.
6416 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6418 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6419 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6421 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6423 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6424 Add support for AVX512F clones, include them by default for
6425 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6426 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6430 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6431 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6432 firstprivate clauses.
6433 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6434 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6435 (lower_omp_target): Set TREE_NO_WARNING for
6436 non-addressable possibly uninitialized vars which are copied into
6437 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6439 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6441 * config/pa/predicates.md (integer_store_memory_operand): Accept
6442 REG+D operands with a large offset when reload_in_progress is true.
6443 (floating_point_store_memory_operand): Likewise.
6445 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6448 * match.pd (nested int casts): Limit to GIMPLE.
6450 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6453 * ipa-devirt.c (maybe_record_node): Fix comment; use
6454 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6456 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6458 PR rtl-optimization/70542
6459 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6460 if there are any uses other than insn or debug insns.
6462 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6463 Jakub Jelinek <jakub@redhat.com>
6465 PR tree-optimization/70509
6466 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6467 Shift HOST_WIDE_INT_1U instead of 1.
6469 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6471 PR tree-optimization/70509
6472 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6473 of the vector base type for index.
6475 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6478 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6480 2016-04-05 Richard Biener <rguenther@suse.de>
6482 PR tree-optimization/70526
6483 * tree-sra.c (build_ref_for_offset): Use prev_base to
6484 extract the alias pointer type.
6486 2016-04-05 Richard Biener <rguenther@suse.de>
6488 * dse.c (struct store_info): Remove alias_set member.
6489 (struct read_info_type): Likewise.
6490 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6491 spill_deleted, clear_alias_set_lookup): Remove.
6492 (get_group_info): Remove dead base == NULL_RTX case.
6493 (dse_step0): Remove initialization of removed variables.
6494 (delete_dead_store_insn): Reomve alias set dumping.
6495 (free_read_records): Remove alias_set handling.
6496 (canon_address): Remove alias_set_out parameter.
6497 (record_store): Remove spill_alias_set, it's always zero.
6498 (check_mem_read_rtx): Likewise.
6499 (dse_step2): Rename from ...
6500 (dse_step2_nospill): ... this. Adjust.
6501 (scan_stores): Rename from ...
6502 (scan_stores_nospill): ... this.
6503 (scan_reads): Rename from ...
6504 (scan_reads_nospill): ... this.
6505 (scan_stores_spill, scan_reads_spill): Remove.
6506 (dse_step3_scan): Remove for_spills argument which is always false.
6507 (dse_step3): Likewise.
6508 (dse_step5): Rename from ...
6509 (dse_step5_nospill): ... this. Remove alias_set handling.
6510 (rest_of_handle_dse): Adjust.
6512 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6515 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6516 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6517 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6518 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6520 2016-04-05 Richard Biener <rguenther@suse.de>
6523 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6524 non-register type temporaries into SSA.
6526 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6529 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6530 calls when sanitizing.
6531 (possible_polymorphic_call_target_p): Fix formatting.
6533 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6534 Jakub Jelinek <jakub@redhat.com>
6537 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6538 to ensure a call statement is compatible with a built-in's
6540 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6543 2016-04-04 Richard Biener <rguenther@suse.de>
6545 PR rtl-optimization/70484
6546 * rtl.h (canon_output_dependence): Declare.
6547 * alias.c (canon_output_dependence): New function.
6548 * dse.c (record_store): Use canon_output_dependence rather
6549 than canon_true_dependence.
6551 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6554 * cgraph.h (symtab_node::copy_visibility_from): New function.
6555 * symtab.c (symtab_node::copy_visibility_from): New function.
6556 * ipa-visibility.c (optimize_weakref): New function.
6557 (function_and_variable_visibility): Use it.
6559 2016-04-04 Martin Liska <mliska@suse.cz>
6562 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6563 value that is really in range handled by SBR instruction.
6564 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6565 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6566 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6568 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6572 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6573 set, but not for SP_REG operands.
6575 2016-04-02 Martin Sebor <msebor@redhat.com>
6578 * fold-const.c (maybe_nonzero_address): New function.
6579 (fold_comparison): Call it. Fold equality and relational
6580 expressions involving null pointers.
6581 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6583 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6585 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6586 the "Y" constraint (scalar FP 0.0 immediate).
6588 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6589 Add the "const_double" to the list of operand constraints.
6591 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6593 PR rtl-optimization/70467
6594 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6595 If low word of the last operand is 0, just emit addition/subtraction
6598 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6601 * config/s390/s390.c (s390_expand_insv): Check for everything
6602 constant instead of just VOIDmode stuff.
6604 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6607 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6609 2016-04-01 Nathan Sidwell <nathan@acm.org>
6611 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6613 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6615 PR rtl-optimization/70461
6616 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6619 2016-03-31 Martin Liska <mliska@suse.cz>
6622 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6623 a tree value or an immediate integer value to a buffer
6624 that is eventually copied to a BRIG section.
6625 (emit_immediate_operand): Call the function here.
6626 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6627 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6628 of class' fields that are removed.
6629 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6630 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6631 m_brig_repr_size fields.
6633 2016-03-31 Martin Liska <mliska@suse.cz>
6636 * hsa-gen.c (hsa_function_representation::update_dominance): New
6638 (convert_addr_to_flat_segment): Likewise.
6639 (gen_hsa_memory_set): New alignment argument.
6640 (gen_hsa_ctor_assignment): Likewise.
6641 (gen_hsa_insns_for_single_assignment): Provide alignment
6642 to gen_hsa_ctor_assignment.
6643 (gen_hsa_insns_for_direct_call): Add new argument.
6644 (expand_lhs_of_string_op): New function.
6645 (expand_string_operation_builtin): Likewise.
6646 (expand_memory_copy): New function.
6647 (expand_memory_set): New function.
6648 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6649 (convert_switch_statements): Change signature.
6650 (generate_hsa): Use a return value of the function.
6651 (pass_gen_hsail::execute): Do not call
6652 convert_switch_statements here.
6653 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6654 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6655 (hsa_function_representation::update_dominance): New function.
6657 2016-03-31 Martin Liska <mliska@suse.cz>
6660 * hsa-brig.c (emit_directive_variable): Emit alignment
6661 according to hsa_symbol::m_align.
6662 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6663 (dump_hsa_symbol): Dump alignment of HSA symbols.
6664 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6665 (gen_hsa_addr_with_align): New function.
6666 (hsa_bitmemref_alignment): Use newly added function.
6667 (gen_hsa_insns_for_load): Likewise.
6668 (gen_hsa_insns_for_store): Likewise.
6669 (gen_hsa_memory_copy): New argument added.
6670 (gen_hsa_insns_for_single_assignment): Respect
6671 alignment for assignments processed via gen_hsa_memory_copy.
6672 (gen_hsa_insns_for_direct_call): Likewise.
6673 (gen_hsa_insns_for_return): Likewise.
6674 (gen_function_def_parameters): Set default alignment.
6675 * hsa.c (hsa_object_alignment): New function.
6676 (hsa_byte_alignment): Pasted function.
6677 * hsa.h (hsa_symbol::m_align): New field.
6679 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6681 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6682 scratch field for goto case.
6684 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6686 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6688 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6691 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6692 (scalar_chain::convert_insn): Call convert_op for reg
6693 moves to handle undefined registers.
6695 2016-03-31 Nathan Sidwell <nathan@acm.org>
6698 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6699 Assert we don't want to move backwards.
6701 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6704 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6706 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6708 PR rtl-optimization/70460
6709 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6710 with operand from REG_LABEL_OPERAND, instead substitute
6711 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6712 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6714 2016-03-31 Martin Liska <mliska@suse.cz>
6716 * passes.c (execute_one_pass): Do not call
6717 todo_after for a discarded function.
6719 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6721 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6722 (no_cost, infinite_cost): Initialize the new field.
6723 (get_computation_cost_at): Record setup cost.
6724 (determine_use_iv_cost_address): Skip cost computation for sub
6725 uses if we can estimate it without losing accuracy.
6727 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6729 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6731 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6732 max_loop_iterations_int.
6733 (tree_unswitch_outer_loop): Likewise.
6734 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6735 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6737 2016-03-30 Richard Biener <rguenther@suse.de>
6740 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6742 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6745 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6746 in gen_blendm expander.
6748 2016-03-30 Nick Clifton <nickc@redhat.com>
6751 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6752 case where we are already provided with an SImode SUBREG.
6754 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6757 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6758 conflict between DRAP register and __builtin_eh_return.
6760 2016-03-30 Michael Matz <matz@suse.de>
6761 Richard Biener <rguenther@suse.de>
6764 * ipa-polymorphic-call.c (struct type_change_info): Change
6765 speculative to an unsigned allowing to limit the work we do.
6766 (csftc_abort_walking_p): New inline function..
6767 (check_stmt_for_type_change): Limit the number of may-defs
6768 skipped for speculative devirtualization to
6769 max-speculative-devirt-maydefs.
6770 * params.def (max-speculative-devirt-maydefs): New param.
6771 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6773 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6776 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6779 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6781 PR tree-optimization/59124
6782 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6783 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6785 2016-03-29 Jeff Law <law@redhat.com>
6787 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6789 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6791 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6794 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6796 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6797 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6798 gcrt0.o if linking dynamically.
6800 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6803 * ipa-devirt.c (methods_equal_p): New function.
6804 (compare_virtual_tables): Use it.
6805 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6806 * cgraphclones.c (clone_function_name_1): Use
6807 symbol_table::symbol_suffix_separator.
6808 * coverage.c (build_var): Likewise.
6809 * symtab.c (symbol_table::symbol_suffix_separator): New.
6811 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6813 PR rtl-optimization/70429
6814 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6815 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6816 mode != result_mode.
6819 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6821 PR tree-optimization/70405
6822 * ssa-iterators.h (num_imm_uses): Add missing braces.
6824 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6826 PR rtl-optimization/68695
6827 * ira-color.c (allocno_copy_cost_saving): New.
6828 (improve_allocation): Use it.
6830 2016-03-29 Richard Henderson <rth@redhat.com>
6833 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6835 2016-03-29 Richard Biener <rguenther@suse.de>
6838 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6839 use alignment returned by get_pointer_alignment_1 if it is
6840 bigger than BITS_PER_UNIT.
6841 * builtins.c (get_pointer_alignment_1): Do not return true
6842 for alignment extracted from SSA info.
6844 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6846 * config/ft32/ft32.opt (mnodiv): New.
6847 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6848 * doc/invoke.texi (FT32 Options -mnodiv): New.
6850 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6853 * config/i386/i386.md (define_split, andn): Fix modes.
6855 2016-03-26 Richard Biener <rguenther@suse.de>
6856 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6859 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6861 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6862 as 2nd argument to cl_optimization_restore().
6864 2016-03-25 Richard Henderson <rth@redhat.com>
6867 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6868 * config/aarch64/aarch64-protos.h: Declare it.
6869 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6871 2016-03-25 Alan Modra <amodra@gmail.com>
6874 * config/rs6000/constraints.md (j): Simplify.
6875 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6877 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6878 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6879 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6880 in all constraint alternatives.
6881 (movtd_64bit_nodm): Delete "j" constraint alternative.
6883 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6885 * tree-ssa-propagate.c: Enhance docs for
6886 SSA_PROP_NOT_INTERESTING.
6888 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6890 * doc/extend.texi: Fix typo in documentation to pure attribute.
6892 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6895 * config/pa/pa.md (bswapdi2): Use a scratch register.
6897 2016-03-24 Richard Henderson <rth@redhat.com>
6900 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6903 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
6905 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
6906 using ix86_expand_binary_operator instead of gen_andsi3.
6908 2016-03-24 Richard Biener <rguenther@suse.de>
6910 PR tree-optimization/70396
6911 * tree-vect-stmts.c (vectorizable_comparison): Use
6912 get_vectype_for_scalar_type.
6914 2016-03-24 Richard Biener <rguenther@suse.de>
6917 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
6918 with register bases.
6920 2016-03-24 Richard Biener <rguenther@suse.de>
6922 PR tree-optimization/70372
6923 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
6924 build_all_ones_cst to also handle vector types correctly.
6926 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6929 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
6932 2016-03-23 Marek Polacek <polacek@redhat.com>
6935 * doc/invoke.texi: Document -Wignored-attributes.
6937 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6939 PR tree-optimization/69042
6940 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
6941 parameter from 30 to 40.
6943 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6945 PR tree-optimization/69042
6946 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
6947 for use with constant offset stripped in base.
6949 2016-03-23 Richard Biener <rguenther@suse.de>
6952 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
6953 mode compatibility check.
6954 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6956 2016-03-23 Jeff Law <law@redhat.com>
6958 PR tree-optimization/64058
6959 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
6961 (struct ssa_conflicts): Move up earlier in the file.
6962 (conflicts_, var_map_): New static variables.
6963 (initialize_conflict_count): New function to initialize the
6964 CONFLICT_COUNT field for each conflict pair.
6965 (compare_pairs): Lazily initialize the conflict count and use it
6966 as the first tie-breaker.
6967 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
6968 and wipe conflicts_ and map_ around the call to qsort. Remove
6969 special case for 2 coalesce pairs.
6970 * bitmap.c (bitmap_count_unique_bits): New function.
6971 (bitmap_count_bits_in_word): New function, extracted from
6973 (bitmap_count_bits): Use bitmap_count_bits_in_word.
6974 * bitmap.h (bitmap_count_unique_bits): Declare it.
6976 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
6979 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
6980 transparent alias chain for decl assembler name.
6981 * config/sol2.c (solaris_assemble_visibility): Likewise.
6983 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6985 * config/arm/arm1020e.md (1020call_op): Reduce reservation
6987 (v10_fdivs): Likewise.
6988 (v10_fdivd): Likewise.
6990 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6993 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
6994 to not call fclose twice on file.
6996 2016-03-23 Jakub Jelinek <jakub@redhat.com>
6998 PR tree-optimization/70354
6999 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7000 oprnd0 is wider than oprnd1 and there is a cast from the wider
7001 type to oprnd1, mask it with the mask of the narrower type.
7004 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7005 Optimize TARGET_STV splitters, if high or low word of last argument
7008 2016-03-22 Jeff Law <law@redhat.com>
7011 tree-ssa-threadbackward.c
7012 (fsm_find_control_statement_thread_paths): Correctly distinguish
7013 between old style jump threads vs FSM jump threads.
7015 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7018 * config/i386/i386.c (scalar_chain::convert_op): Support
7019 uninitialized register usage case.
7021 2016-03-22 Richard Biener <rguenther@suse.de>
7024 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7026 (capture::gen_transform): ... to change behavior when substituting
7027 a condition into cond or not-cond expr context.
7028 (dt_simplify::gen_1): Adjust.
7029 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7030 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7031 last change and instead change to
7032 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7033 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7035 2016-03-22 Anthony Green <green@moxielogic.com>
7037 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7038 issue for moxiebox targets.
7039 (CC1PLUS_SPEC): Ditto.
7041 2016-03-22 Richard Biener <rguenther@suse.de>
7044 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7047 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7049 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7051 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7054 * config/i386/i386.c (def_builtin): Handle
7055 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7057 (const struct builtin_description bdesc_special_args[]):
7058 Remove duplicate ISA bits.
7060 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7063 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7064 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7065 in a way that works also for AVX512BW.
7068 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7069 instead of source if operands[1] is xmm16 and above and
7070 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7071 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7074 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7075 on assign if (*from_p) is a comparison, set it to
7076 TREE_NO_WARNING (*from_p).
7078 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7081 * lra.c (restore_scratches): Ignore deleted insns.
7083 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7084 Jakub Jelinek <jakub@redhat.com>
7086 PR tree-optimization/70317
7087 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7090 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7093 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7094 of ix86_expand_move.
7096 (movti): Use general_operand for operand 1 predicate.
7098 2016-03-21 Martin Liska <mliska@suse.cz>
7100 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7102 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7104 2016-03-21 Martin Liska <mliska@suse.cz>
7107 * ipa-icf.c (sem_function::parse): Skip static
7108 constructors and destructors.
7110 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7113 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7114 function-like macro, peek following token(s) if it is followed
7115 by CPP_OPEN_PAREN token with optional padding in between, and
7116 if not, don't treat it like a macro.
7118 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7119 Alexander Monakov <amonakov@ispras.ru>
7121 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7122 for the stabs debug format.
7124 2016-03-21 Richard Biener <rguenther@suse.de>
7126 PR tree-optimization/70310
7127 * tree-vect-generic.c (expand_vector_condition): Fold the built
7130 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7133 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7134 Block third alternative for AVX-512VL target,
7136 2016-03-21 Martin Liska <mliska@suse.cz>
7139 * hsa-brig.c (emit_function_directives): Mark unemitted
7140 global variables for emission.
7141 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7142 (get_symbol_for_decl): Likewise.
7143 * hsa.h (struct hsa_symbol): New flag.
7145 2016-03-21 Richard Biener <rguenther@suse.de>
7147 PR tree-optimization/70288
7148 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7149 we do not estimate unsimplified all-constant conditionals or
7150 switches as optimized away.
7152 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7154 PR rtl-optimization/69102
7155 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7156 when we have a readonly dependency context.
7158 2016-03-18 Jeff Law <law@redhat.com>
7160 PR rtl-optimization/70263
7161 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7162 (update_equiv_regs): When trying to move a store to after the insn
7163 that sets the source of the store, make sure the store occurs after
7164 the insn that sets the source of the store. When successful note
7165 the REG_EQUIV note created in the dump file.
7167 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
7168 Bernd Schmidt <bschmidt@redhat.com>
7170 * doc/extend.texi: Document more potential problems with basic asms.
7172 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
7174 PR rtl-optimization/70278
7175 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
7178 2016-03-18 Jason Merrill <jason@redhat.com>
7180 * calls.c (load_register_parameters): Fix zero size sibcall logic.
7182 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
7184 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
7185 values to 128b regs.
7187 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7189 PR tree-optimization/70252
7190 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
7191 boolean vector has a proper number of elements.
7192 (supportable_narrowing_operation): Likewise.
7194 2016-03-18 Tom de Vries <tom@codesourcery.com>
7197 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
7199 2016-03-18 Jakub Jelinek <jakub@redhat.com>
7201 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
7202 instead of replace_rtx for DEBUG_INSNs.
7204 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7206 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
7207 load type reservations.
7209 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
7212 * config/pa/constraints.md: Revert 2015-02-13 change. Use
7213 define_constraint for "Q" and "T" constraints.
7215 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
7217 Tweak the pipeline model for Exynos M1
7219 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
7222 2016-03-17 David Malcolm <dmalcolm@redhat.com>
7225 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
7226 where one or both locations aren't within a line_map.
7228 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
7231 * opts.c (finish_options): Don't set flag_pie to the default if
7232 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
7235 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
7237 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
7238 true as ALL_REGS argument to replace_rtx.
7240 2016-03-17 Richard Biener <rguenther@suse.de>
7243 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
7246 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7249 * rtl.h (replace_rtx): Add ALL_REGS argument.
7250 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
7251 equality and assert mode is the same, instead of just rtx pointer
7253 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
7254 true as ALL_REGS argument to replace_rtx.
7256 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
7258 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
7259 for boolean vector with vector mode only.
7260 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7262 2016-03-17 Nick Clifton <nickc@redhat.com>
7265 * config/rx/rx.c (rx_print_integer): Print negative constants in
7268 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7271 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
7273 2016-03-16 Richard Henderson <rth@redhat.com>
7274 Richard Biener <rguenth@suse.de>
7279 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
7280 first operand as is_gimple_condexpr.
7285 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
7286 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
7287 Do not gimplify the result.
7288 (do_unop): Adjust call to tree_vec_extract.
7289 (do_binop): Likewise.
7290 (do_compare): Likewise.
7291 (do_plus_minus): Likewise.
7292 (do_negate): Likewise.
7293 (expand_vector_condition): Likewise.
7294 (do_cond): Likewise.
7296 2016-03-16 Richard Henderson <rth@redhat.com>
7299 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
7300 (aarch64_classify_address): Use it.
7301 (aarch64_legitimize_address): Force all subexpressions of PLUS
7302 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7304 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7305 Richard Biener <rguenth@suse.de>
7308 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7309 return to even if only REGNO is equal, and assert
7312 2016-03-11 Jeff Law <law@redhat.com>
7314 PR rtl-optimization/70224
7315 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7317 2016-03-16 Richard Henderson <rth@redhat.com>
7320 * function.h (struct function): Add has_forced_label_in_static.
7321 * gimplify.c (force_labels_r): Set it.
7322 * lto-streamer-in.c (input_struct_function_base): Read it.
7323 * lto-streamer-out.c (output_struct_function_base): Write it.
7324 * tree-inline.c (has_label_address_in_static_1): Remove.
7325 (copy_forbidden): Remove fndecl parameter; test
7326 has_forced_label_in_static.
7327 (inline_forbidden_p): Update call to copy_forbidden.
7328 (tree_versionable_function_p): Likewise.
7329 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7330 (chkp_versioning): Likewise.
7331 * tree-inline.h (copy_forbidden): Update decl.
7333 2016-03-16 Marek Polacek <polacek@redhat.com>
7336 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7337 function being thunked if the result type doesn't have fixed size.
7338 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7339 doesn't have fixed size.
7341 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7343 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7344 reporting malformed loop nest.
7346 2016-03-16 Tom de Vries <tom@codesourcery.com>
7349 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7350 nodes.length () == 1 test to before first nodes[0] access.
7352 2016-03-16 Tom de Vries <tom@codesourcery.com>
7354 PR tree-optimization/68715
7355 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7358 2016-03-16 Tom de Vries <tom@codesourcery.com>
7360 PR tree-optimization/68809
7361 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7364 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7365 Sandra Loosemore <sandra@codesourcery.com>
7367 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7368 on leaf attribute. Mention ELF interposition problems.
7370 2016-03-16 Alan Modra <amodra@gmail.com>
7372 PR rtl-optimization/69195
7373 PR rtl-optimization/47992
7374 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7377 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7380 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7382 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7384 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7386 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7388 PR rtl-optimization/70222
7389 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7390 optimization if mode is different from result_mode, queue up masking
7391 of the result in outer_op. Formatting fix.
7394 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7397 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7399 PR rtl-optimization/69032
7400 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7401 looping backwards over basic block insns.
7403 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7406 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7407 to non-speculative when propagating trap bits.
7409 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7411 PR rtl-optimization/63384
7412 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7415 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7418 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7419 factored out from ...
7420 (sched_analyze_insn): ... here.
7421 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7422 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7423 get_implicit_reg_pending_clobbers in it.
7424 (setup_id_reg_sets): Use setup_id_implicit_regs.
7425 (deps_init_id): Ditto.
7427 2016-03-15 Tom de Vries <tom@codesourcery.com>
7430 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7432 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7433 execute_function_dump.
7434 (execute_one_pass): Don't dump function if it will be dumped after ipa
7437 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7439 * genrecog.c (match_pattern_2): If pred is NULL don't call
7440 safe_predicate_mode on it.
7442 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7445 * lra-constraints.c (delete_move_and_clobber): Change assertion
7446 to also allow dregno == 0.
7448 2016-03-14 Richard Henderson <rth@redhat.com>
7451 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7452 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7453 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7454 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7457 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7460 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7462 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7464 * lra-constraints.c (split_reg): For hard regs, try to find the
7465 biggest single-register mode used in the function.
7467 2016-03-14 Richard Biener <rguenther@suse.de>
7469 PR tree-optimization/56365
7470 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7471 constants to compare against.
7473 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7476 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7477 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7478 (define_split for the GPR case): Use int_reg_operand instead of
7479 gpc_reg_operand for the output.
7481 2016-03-14 Tom de Vries <tom@codesourcery.com>
7483 PR tree-optimization/70045
7484 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7485 create_empty_if_region_on_edge argument.
7487 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7489 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7490 (STACK_CHECK_PROTECT): Likewise.
7491 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7492 (STACK_CHECK_PROTECT): Likewise.
7493 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7494 (STACK_CHECK_PROTECT): Likewise.
7495 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7496 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7497 (STACK_CHECK_PROTECT): Likewise.
7499 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7501 PR rtl-optimization/69307
7502 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7503 registers in modes that span more than one register.
7505 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7508 * lra-constraints.c (delete_move_and_clobber): New.
7509 (remove_inheritance_pseudos): Use it.
7511 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7514 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7515 the libcall is LCT_THROW.
7516 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7517 for the checking routine.
7519 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7522 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7523 optimization if we have direct move.
7524 (roundu32<mode>2_fprs): Likewise.
7526 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7529 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7531 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7532 Arguments swapped. All callers changed. Take reg_renumber into
7533 account, and Calculate and compare register ranges for hard regs.
7535 2016-03-11 Jeff Law <law@redhat.com>
7537 PR tree-optimization/70190
7538 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7539 Handle cases where we can not extract the taken edge, even though we
7540 found a constant value.
7542 PR tree-optimization/64058
7543 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7544 (num_coalesce_pairs): Move up earlier in file.
7545 (find_coalesce_pair): Initialize the INDEX field for each pair
7547 (compare_pairs): No longer sort on the elements in each pair.
7548 Instead break ties with the index of the coalesce pair.
7550 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7553 * config/aarch64/aarch64-protos.h
7554 (aarch64_save_restore_target_globals): New prototype.
7555 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7556 Call the above when popping pragma.
7557 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7559 (aarch64_set_current_function): Rewrite using the above.
7561 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7563 PR tree-optimization/70177
7564 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7565 (extract_ops_from_tree): ... this. In the 2 argument
7566 overload remove _1 suffix.
7567 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7568 (extract_ops_from_tree): ... this.
7569 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7571 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7572 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7573 extract_ops_from_tree instead of 2 operand one.
7575 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7577 PR tree-optimization/70013
7578 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7579 for constant-pool entries.
7581 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7583 PR rtl-optimization/70174
7584 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7585 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7587 PR tree-optimization/70169
7588 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7589 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7592 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7593 Jakub Jelinek <jakub@redhat.com>
7596 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7597 of uninitialized values.
7599 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7601 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7603 ("*trunctddd2"): New pattern definition.
7604 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7607 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7609 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7610 definitions for BFP and DFP rounding modes.
7611 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7612 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7613 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7614 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7617 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7619 * config/s390/constraints.md: Adjust comment.
7620 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7621 s390_decompose_addrstyle_without_index.
7622 * config/s390/predicates.md (shift_count_or_setmem_operand):
7623 Rename to setmem_operand.
7624 * config/s390/s390-protos.h
7625 (s390_decompose_shift_count): Rename to
7626 s390_decompose_addrstyle_without_index.
7627 * config/s390/s390.c (s390_decompose_shift_count)
7628 (s390_mem_constraint, print_shift_count_operand)
7629 (print_operand_address, print_operand): Rename
7630 s390_decompose_shift_count to
7631 s390_decompose_addrstyle_without_index and rename
7632 print_shift_count_operand to print_addrstyle_operand troughout the
7634 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7635 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7636 Rename shift_count_or_setmem_operand to setmem_operand.
7637 * config/s390/vx-builtins.md ("vec_insert<mode>")
7638 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7641 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7644 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7645 Handle overlapping retval and newval.
7647 2016-03-10 Nick Clifton <nickc@redhat.com>
7650 * config/aarch64/aarch64.c
7651 (aarch64_override_options_after_change_1): When forcing
7652 flag_omit_frame_pointer to be true, use a special value that can
7653 be detected if this function is called again, thus preventing
7654 flag_omit_leaf_frame_pointer from being forced to be false.
7656 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7658 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7659 Set x_flag_omit_leaf_frame_pointer when handling
7660 -momit-leaf-frame-pointer.
7662 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7665 * cgraph.c (cgraph_node::dump): Dump split_part and
7666 indirect_call_target.
7667 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7668 * ipa.c (has_addr_references_p): Cleanup.
7669 (is_indirect_call_target_p): New.
7670 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7671 called indirectly as local.
7672 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7674 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7677 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7678 on cxa_pure_virtual.
7680 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7683 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7685 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7688 * tree.c (need_assembler_name_p): Only record main variant type names.
7690 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7693 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7694 Always define to 0 or 1.
7695 (TARGET_FIX_ERR_A53_843419): New macro.
7696 * config/aarch64/aarch64-elf-raw.h
7697 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7698 * config/aarch64/aarch64-linux.h: Likewise.
7699 * config/aarch64/aarch64.c
7700 (aarch64_override_options_after_change_1): Do not default
7701 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7703 (aarch64_attributes): Handle fix-cortex-a53-843419.
7704 (aarch64_can_inline_p): Likewise.
7705 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7707 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7708 Jakub Jelinek <jakub@redhat.com>
7710 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7711 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7712 DECL_COMMONS if flag_unconstrained_commons is set.
7713 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7714 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7715 (funconstrained-commons): Document.
7717 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7719 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7720 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7722 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7724 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7725 has a proper number of elements.
7727 2016-03-10 Alan Modra <amodra@gmail.com>
7729 PR rtl-optimization/69195
7730 PR rtl-optimization/47992
7731 * ira.c (recorded_label_ref): Delete.
7732 (update_equiv_regs): Return void.
7733 (indirect_jump_optimize): New function.
7734 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7735 before regstat_compute_ri. Don't rebuild_jump_labels here.
7736 Delete update_regstat.
7738 2016-03-10 Richard Biener <rguenther@suse.de>
7740 PR tree-optimization/70128
7741 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7742 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7744 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7746 PR tree-optimization/70152
7747 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7748 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7751 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7752 instead of gen_sse2_loadlpd.
7753 * config/i386/sse.md (*vec_concatv2df): Rename to...
7754 (vec_concatv2df): ... this.
7756 PR tree-optimization/70127
7757 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7759 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7763 * diagnostic-show-locus.c (compatible_locations_p): New function.
7764 (layout::layout): Sanitize ranges using compatible_locations_p.
7766 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7770 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7771 location_range param with three const expanded_locations * and a
7773 (layout::layout): Replace call to
7774 rich_location::lazily_expand_location with get_expanded_location.
7775 Extract the range and perform location expansion here, passing
7776 the results to the layout_range ctor.
7777 * diagnostic.c (source_range::debug): Delete.
7778 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7779 of rich_location::get_expanded_location.
7780 * gcc-rich-location.c (get_range_for_expr): Delete.
7781 (gcc_rich_location::add_expr): Reimplement to avoid the
7782 rich_location::add_range overload that took a location_range,
7783 passing a location_t instead.
7785 2016-03-09 Richard Biener <rguenther@suse.de>
7786 Jakub Jelinek <jakub@redhat.com>
7788 PR tree-optimization/70138
7789 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7790 Also skip vect_double_reduction_def.
7792 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7795 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7796 if the operand is "m".
7798 2016-03-09 Nathan Sidwell <nathan@acm.org>
7800 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7802 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7804 * config/i386/i386.c (processor_target_table): Fix cost table
7805 intialization order for znver1.
7807 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7809 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7810 - becuase -> because.
7811 * ipa-reference.c (ignore_module_statics): Likewise.
7812 * cgraph.c (cgraph_node::get_body): Likewise.
7813 * ipa-inline.c (early_inliner): Likewise.
7814 * ipa-devirt.c (types_same_for_odr): Likewise.
7815 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7816 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7818 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7820 * tree-ssa-math-opts.c: Fix typo in comment.
7822 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7825 * config/i386/i386.c (scalar_chain::make_vector_copies,
7826 scalar_chain::convert_reg): Call end_sequence in between
7827 get_insns and emit_conversion_insns rather than after both
7830 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7833 * config/i386/i386.h (machine_function): Add
7834 pc_thunk_call_expanded flag.
7835 (ix86_pc_thunk_call_expanded): New define.
7836 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7837 (*set_got): Rename insn pattern from set_got.
7838 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7839 * config/i386/i386.c (ix86_compute_frame_layout): Use
7840 ix86_pc_thunk_call_expanded to prevent red-zone.
7842 2016-03-07 Martin Jambor <mjambor@suse.cz>
7844 * hsa.h (hsa_get_ctor_statements): Declare.
7845 (hsa_get_dtor_statements): Likewise.
7846 (hsa_get_kernel_dispatch_type): Likewise.
7847 * hsa.c (hsa_get_ctor_statements): New function.
7848 (hsa_get_dtor_statements): Likewise.
7849 (hsa_get_kernel_dispatch_type): Likewise.
7850 * hsa-brig.c (hsa_cdtor_statements): Removed.
7851 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7852 hsa_get_dtor_statements.
7853 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7854 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7856 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7858 * config/arm/arm-cores.def (cortex-r8): New.
7859 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7860 * config/arm/arm-tune.md: Likewise.
7861 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7863 2016-03-07 Martin Sebor <msebor@redhat.com>
7865 PR rtl-optimization/19705
7866 * doc/invoke.texi (Options That Control Optimization): Clarify
7867 -fno-branch-count-reg.
7869 2016-02-26 Richard Biener <rguenther@suse.de>
7870 Jeff Law <law@redhat.com>
7872 PR tree-optimization/69740
7873 * cfghooks.c (remove_edge): Request loop fixups if we delete
7874 an edge that might turn an irreducible loop into a natural
7876 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7877 Move after definition of loops_state_clear.
7879 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7881 PR rtl-optimization/69052
7882 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7885 2016-03-07 Tom de Vries <tom@codesourcery.com>
7887 PR tree-optimization/70116
7888 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7889 is_tm_ending stmts and ubsan/asan internal functions.
7890 (find_duplicate): Use it. Don't test is_tm_ending here.
7892 2016-03-07 Richard Biener <rguenther@suse.de>
7894 PR tree-optimization/70115
7895 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
7896 (propagate_constants_for_unrolling): Use replace_uses_by.
7898 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7901 * omp-low.c (struct oacc_loop): Add ifns.
7902 (new_oacc_loop_raw): Initialize it.
7903 (finish_oacc_loop): Clear mask & flags if no ifns.
7904 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
7905 (oacc_loop_xform_loop): Add ifns arg & adjust.
7906 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
7908 2016-03-07 Richard Henderson <rth@redhat.com>
7911 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
7912 (insert_value_copy_on_edge): Likewise.
7914 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7916 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
7918 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7921 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
7923 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7925 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
7927 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7929 Fix sseimul type attribute.
7930 * config/i386/znver1.md
7931 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
7932 znver1_sseimul_avx256_load) : Fix the type attribute.
7933 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
7934 pipe usage and latency.
7936 2016-03-05 Jakub Jelinek <jakub@redhat.com>
7939 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
7940 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
7943 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7946 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
7948 PR rtl-optimization/69941
7949 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
7950 the reg share its mode.
7952 2016-03-04 Jeff Law <law@redhat.com>
7954 PR tree-optimization/69196
7955 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7956 If the both SSA_NAMEs are anonymous, then consider them unassociated
7957 and include the PHI in the statement count.
7959 2016-03-05 Tom de Vries <tom@codesourcery.com>
7961 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
7962 construct in oacc routine. Check for oacc region in oacc routine.
7964 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7967 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
7968 2016-02-22 changes, instead don't recurse if RECUR is already true.
7969 Don't change *dynamic_check if RECUR. Adjust recursive caller
7970 to pass true to the new argument.
7971 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
7974 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7975 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
7977 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
7979 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7981 PR rtl-optimization/57676
7982 * lra-assigns.c (lra_assign): Guard test for maximum iterations
7985 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
7987 * tree-vect-patterns.c (search_type_for_mask): Handle
7988 comparison of booleans.
7990 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7992 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
7996 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
7997 all other ops that have dw_val_class_die_ref operands,
7998 and DW_OP_GNU_entry_value.
8000 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8002 PR rtl-optimization/69904
8003 * config/arm/arm.c (arm_cannot_copy_insn_p):
8004 Return true for load-exclusive instructions.
8006 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8009 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8010 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8011 the pattern no matter if it is used just by non-pattern, pattern
8013 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8014 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8015 oprnd1 def_stmt is in pattern, don't look through it.
8017 2016-03-03 Marek Polacek <polacek@redhat.com>
8020 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8022 2016-03-03 Martin Liska <mliska@suse.cz>
8024 PR tree-optimization/70043
8025 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8026 previous statement if we see a debug statement.
8028 2016-03-03 Richard Biener <rguenther@suse.de>
8030 PR tree-optimization/55936
8031 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8032 parameter and guard unsafe equivalence use.
8033 (vrp_evaluate_conditional_warnv_with_ops): Always use
8034 safe equivalences but not via the quadratic compare_names
8037 2016-03-03 Michael Collison <michael.collison@linaro.org>
8040 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8041 for operand 1 to s_register_operand. Change predicate for operand
8042 2 to arm_not_immediate_operand.
8044 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8046 * doc/tm.texi: Regenerated.
8048 2016-03-02 Richard Henderson <rth@redhat.com>
8051 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8052 simplification when all args are positive non-fixed registers.
8054 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8056 * target.def (lra_p): Specify that new ports should use LRA.
8058 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8061 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8062 gimplify_type_sizes the type they refer to.
8063 (omp_notice_variable): Handle reference vars to VLAs.
8064 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8065 reference to VLA decls in the second pass instead of first pass.
8067 2016-03-02 Tom de Vries <tom@codesourcery.com>
8069 PR tree-optimization/68659
8070 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8071 new_expr == NULL_TREE.
8072 (get_new_name): Handle ADDR_EXPR.
8074 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8076 PR rtl-optimization/69052
8077 * loop-invariant.c (canonicalize_address): New function.
8078 (inv_can_prop_to_addr_use): Check validity of address expression
8079 which is canonicalized by above function.
8081 2016-03-02 Alan Modra <amodra@gmail.com>
8084 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8087 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8090 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8091 (*movhi_internal): Put mask moves from and to memory separately
8092 from moves from/to GPRs.
8094 2016-03-02 Richard Biener <rguenther@suse.de>
8096 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8097 GENERIC expressions in GIMPLE.
8099 2016-03-02 Richard Biener <rguenther@suse.de>
8101 * config/i386/i386.c (type_natural_mode): Fix typo.
8103 2016-03-02 Nick Clifton <nickc@redhat.com>
8105 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8107 2016-03-02 Richard Biener <rguenther@suse.de>
8108 Uros Bizjak <ubizjak@gmail.com>
8111 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8113 2016-03-02 Richard Biener <rguenther@suse.de>
8116 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8118 2016-03-02 Marek Polacek <polacek@redhat.com>
8121 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8122 "is promoted to" warning.
8124 2016-03-01 DJ Delorie <dj@redhat.com>
8126 * config.gcc: Deprecate mep-*.
8128 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8131 * lra-constraints.c (regno_val_use_in): New.
8132 (match_reload): Use it instead of regno_use_in.
8134 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8136 PR rtl-optimization/70007
8137 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8138 references present in REG_EQUAL notes attached to non-SET patterns.
8140 2016-03-01 Jeff Law <law@redhat.com>
8142 PR tree-optimization/69196
8143 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8144 Appropriately clamp the number of statements to copy when the
8145 thread path does not traverse a loop backedge.
8147 PR tree-optimization/69196
8148 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8149 Do count some PHIs in the thread path against the insn count. Decrease
8150 final statement count by one as the control statement in the last
8151 block will get removed. Remove special cased code for handling PHIs
8154 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8157 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8158 asm dialect alternatives to explicit GOTPCREL calls.
8160 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8163 * ira.c (do_reload): Issue warning for generic stack checking here...
8164 * reload1.c (reload): ...instead of here and streamline it.
8166 2016-03-01 Nick Clifton <nickc@redhat.com>
8168 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
8170 2016-03-01 Richard Biener <rguenther@suse.de>
8172 PR tree-optimization/69983
8173 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
8174 types and fall back to operand_equal_p.
8176 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8179 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8181 * config/s390/constraints.md ("jm8"): New constraint.
8182 * config/s390/predicates.md ("const_int_8bitset_operand"): New
8184 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
8186 ("*setmem_long<setmem_and>"): New pattern.
8187 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
8189 ("*setmem_long_31z<setmem_and>"): New pattern.
8190 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
8191 New substitution rules with the required attributes.
8194 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8197 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8199 * gensupport.c (process_substs_on_one_elem): Split loop to
8200 complete mark_operands_used_in_match_dup on all expressions in the
8202 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8203 and remove function.
8205 2016-03-01 Richard Biener <rguenther@suse.de>
8208 * fold-const.c (fold_indirect_ref_1): Fix range checking for
8209 vector BIT_FIELD_REF extract.
8211 2016-03-01 Richard Biener <rguenther@suse.de>
8213 PR tree-optimization/69994
8214 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
8216 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
8218 PR tree-optimization/69956
8219 * tree-vect-stmts.c (supportable_widening_operation): Support
8220 multi-step conversion of boolean vectors.
8221 (supportable_narrowing_operation): Likewise.
8223 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8225 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
8228 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8230 * config/s390/subst.md (DSI_VI): New mode iterator.
8231 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
8232 * config/s390/vector.md ("vec_set<mode>"): Move expander before
8233 the insn definition.
8234 ("*vec_set<mode>"): Change predicate and add alternative to
8235 support only either register or const_int operands as element
8237 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
8239 ("vec_extract<mode>"): New expander.
8240 ("*vec_extract<mode>"): New insn definition supporting reg and
8241 const_int element selectors.
8242 ("*vec_extract<mode>_plus"): New insn definition supporting
8243 reg+const_int element selectors.
8244 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
8245 following expander+insn definition.
8246 ("<vec_shifts_name><mode>3"): New expander.
8247 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
8249 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8251 * config/s390/s390.md ("*tabort_1"): Change predicate to
8252 nonmemory_operand. Add a second alternative to cover
8253 register as well as const int operands.
8254 ("*tabort_1_plus"): New pattern definition.
8256 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8258 * config/s390/s390.md ("*ashrdi3_cc_31")
8259 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
8260 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
8261 Merge insn definitions into ...
8262 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8263 New pattern definition.
8264 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
8265 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
8266 ("*ashr<mode>3_and"): Merge insn definitions into ...
8267 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8268 New pattern definition.
8269 * config/s390/subst.md ("addr_style_op_cc_subst")
8270 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
8271 substitutions patterns plus attributes.
8272 Add ashiftrt to SUBST iterator.
8274 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8276 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
8277 op2 to nonmemory_operand.
8278 ("*<shift>di3_31", "*<shift>di3_31_and"):
8279 Merge into single pattern definition ...
8280 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
8281 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
8282 pattern definition ...
8283 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
8284 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
8287 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8289 * config/s390/predicates.md (const_int_6bitset_operand): New
8291 * config/s390/s390.md: Include subst.md.
8292 ("rotl<mode>3"): New expander.
8293 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
8295 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
8296 * config/s390/subst.md: New file.
8298 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8300 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8301 Remove RRR type. It doesn't really exist.
8302 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8304 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8305 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8306 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8307 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8308 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8309 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8310 `enabled' attribute.
8312 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8314 * gensupport.c (process_substs_on_one_elem): Split loop to
8315 complete mark_operands_used_in_match_dup on all expressions in the
8317 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8318 and remove function.
8320 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8323 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8324 (CEIL_NWORDS): ...this. Use CEIL macro.
8325 (compute_fp_layout): Adjust to above renaming.
8326 (function_arg_union_value): Likewise.
8327 (sparc_arg_partial_bytes): Likewise.
8328 (sparc_function_arg_advance): Likewise.
8330 2016-02-29 Jeff Law <law@redhat.com>
8332 PR tree-optimization/70005
8333 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8334 where an object with a boolean range is compared against a value
8337 PR tree-optimization/69999
8338 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8339 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8342 2016-02-29 Richard Biener <rguenther@suse.de>
8344 PR tree-optimization/69994
8345 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8346 (get_unary_op): Look through nop conversions.
8347 (ops_equal_values_p): New function, look for equality diregarding
8349 (eliminate_plus_minus_pair): Use ops_equal_values_p
8350 (repropagate_negates): Do not use get_unary_op here.
8352 2016-02-29 Martin Liska <mliska@suse.cz>
8354 * system.h: Poison ENABLE_CHECKING macro.
8356 2016-02-29 Martin Liska <mliska@suse.cz>
8358 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8359 is presented in dump flags.
8360 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8361 (hsa_regalloc): Likewise.
8363 2016-02-19 Richard Biener <rguenther@suse.de>
8365 PR tree-optimization/69980
8366 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8367 permutation of those we need to keep.
8369 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8372 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8373 (NWORDS_UP): ...this
8374 (init_cumulative_args): Minor tweaks.
8375 (sparc_promote_function_mode): Likewise.
8376 (scan_record_type): Delete.
8377 (traverse_record_type): New function template.
8378 (classify_data_t): New structure type.
8379 (classify_registers): New inline function.
8380 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8381 exhausted. Instantiate traverse_record_type on classify_registers and
8382 deal with the case of a structure passed in slot #15 with no FP field
8384 (assign_data_t): New structure type.
8385 (compute_int_layout): New static function.
8386 (compute_fp_layout): Likewise.
8387 (count_registers): New inline function.
8388 (assign_int_registers): New static function.
8389 (assign_fp_registers): Likewise.
8390 (assign_registers): New inline function.
8391 (function_arg_record_value_1): Delete.
8392 (function_arg_record_value_2): Likewise.
8393 (function_arg_record_value_3): Likewise.
8394 (function_arg_record_value): Adjust to above changes. Instantiate
8395 traverse_record_type on count_registers to first count the number of
8396 registers to be used and then on assign_registers to assign them.
8397 (function_arg_union_value): Adjust to above renaming.
8398 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8399 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8400 case of a structure passed in slot #15
8401 (sparc_function_arg_advance): Likewise.
8402 (function_arg_padding): Minor tweak.
8404 2016-02-29 Richard Biener <rguenther@suse.de>
8406 PR tree-optimization/69720
8407 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8408 the adjustment_def path for possibly vectorized defs.
8409 (vect_create_epilog_for_reduction): Handle vectorized initial
8412 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8414 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8416 2016-02-27 Jeff Law <law@redhat.com>
8419 2016-02-26 Richard Biener <rguenther@suse.de>
8420 Jeff Law <law@redhat.com>
8422 PR tree-optimization/69740
8423 * cfghooks.c (remove_edge): Request loop fixups if we delete
8424 an edge that might turn an irreducible loop into a natural
8427 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8429 PR rtl-optimization/69896
8430 * tree-vect-generic.c (get_compute_type): Avoid single element
8433 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8435 Rename the AArch64 tuning option and related functions to enable the
8436 Newton series for the reciprocal square root to reflect its
8437 approximative characteristic.
8439 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8440 function to "aarch64_emit_approx_rsqrt".
8441 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8442 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8443 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8444 (xgene1_tunings): Likewise.
8445 (use_rsqrt_p): Likewise.
8446 (aarch64_emit_swrsqrt): Use new function name.
8447 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8448 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8449 text explaining this option.
8450 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8452 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8455 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8456 complain about -mallow-movmisalign without -mvsx if
8457 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8459 2016-02-26 Joel Sherrill <joel@rtems.org>
8461 * config.gcc: Add x86_64-*-rtems*.
8462 * config/i386/rtems-64.h: New file.
8464 2016-02-26 Joel Sherrill <joel@rtems.org>
8466 * config.gcc: Add aarch64-*-rtems*.
8467 * config/aarch64/rtems.h: New file.
8469 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8472 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8473 shift amount using %h. Add comment.
8475 2016-02-26 Richard Biener <rguenther@suse.de>
8476 Jeff Law <law@redhat.com>
8478 PR tree-optimization/69740
8479 * cfghooks.c (remove_edge): Request loop fixups if we delete
8480 an edge that might turn an irreducible loop into a natural
8483 2016-02-26 Martin Jambor <mjambor@suse.cz>
8486 * tree-sra.c (sra_modify_assign): Do not remove loads of
8487 uninitialized aggregates to SSA_NAMEs.
8489 2016-02-26 Richard Henderson <rth@redhat.com>
8492 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8493 pseudo in case the target rtx matches the source of the left
8496 2016-02-26 Martin Jambor <mjambor@suse.cz>
8499 * hsa.h (hsa_type_packed_p): Declare.
8500 * hsa.c (hsa_type_packed_p): New function.
8501 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8503 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8504 * hsa-brig.c (emit_basic_insn): Likewise.
8506 2016-02-26 Martin Jambor <mjambor@suse.cz>
8509 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8511 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8513 2016-02-26 Martin Jambor <mjambor@suse.cz>
8515 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8516 hsa_op_with_type operands.
8517 (hsa_unsigned_type_for_type): Declare.
8518 * hsa.c (hsa_unsigned_type_for_type): New function.
8519 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8520 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8521 the finalizer. Do not emit extra move.
8523 2016-02-26 Martin Jambor <mjambor@suse.cz>
8525 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8526 atomic operations in private segment.
8528 2016-02-26 Martin Jambor <mjambor@suse.cz>
8530 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8531 statements to wi->info. Also disallow omp simd constructs.
8532 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8533 for not gridifying. Dump special string for omp_for.
8535 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8538 * config/aarch64/aarch64.c (aarch64_set_current_function):
8539 Save/restore target globals when switching to
8540 target_option_default_node.
8542 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8545 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8546 Return 0 if !SHIFT_COUNT_TRUNCATED.
8548 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8549 Eric Botcazou <ebotcazou@adacore.com>
8551 PR rtl-optimization/69891
8552 * dse.c (scan_insn): If we can't figure out memset arguments
8553 or they are non-constant, call clear_rhs_from_active_local_stores.
8555 2016-02-26 Martin Liska <mliska@suse.cz>
8557 * doc/extend.texi: Mention clog10, clog10f an clog10l
8558 in Builtins section.
8560 2016-02-26 Martin Liska <mliska@suse.cz>
8562 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8564 (resolve_args_picking_1): Likewise.
8565 * dwarf2out.h (struct GTY): Likewise.
8567 2016-02-26 Martin Liska <mliska@suse.cz>
8569 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8571 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8573 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8574 Martin Liska <mliska@suse.cz>
8576 * doc/install.texi: Mention --enable-valgrind-annotations.
8578 2016-02-26 Richard Biener <rguenther@suse.de>
8580 PR tree-optimization/69551
8581 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8582 looking through aliases adjust DECL_PT_UID to refer to the
8583 ultimate alias target.
8585 2016-02-25 Martin Liska <mliska@suse.cz>
8588 * alloc-pool.c (after_memory_report): New variable.
8589 * alloc-pool.h (base_pool_allocator ::release): Do not use
8590 the infrastructure if after_memory_report.
8591 * toplev.c (toplev::main): Mark after memory report.
8593 2016-02-25 Richard Biener <rguenther@suse.de>
8595 PR tree-optimization/48795
8596 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8598 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8601 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8602 offloading is enabled and -fopenacc or -fopenmp is specified.
8603 (CRTOFFLOADEND): Likewise.
8604 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8605 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8606 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8607 (offload_objects_file_name): New static var.
8608 (tool_cleanup): Remove offload_objects_file_name file.
8609 (find_offloadbeginend): Replace with ...
8610 (find_crtoffloadtable): ... this.
8611 (run_gcc): Remove offload_argc and offload_argv.
8612 Get offload_objects_file_name from -foffload-objects=... option.
8613 Read names of object files with offload from this file, pass them to
8614 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8615 don't pass offloadbegin and offloadend to the linker. Don't pass
8616 offload non-LTO files to the linker, because now they're not claimed.
8618 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8621 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8622 on builtin_unreachable.
8624 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8626 PR rtl-optimization/69896
8627 * regcprop.c: Include cfgrtl.h.
8628 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8629 than remembered mode, either delete it (if noop_move_p), or
8630 treat like copy_p but not noop_p instruction.
8632 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8635 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8636 - allow NULL decl for Fortran DW_TAG_common_block variables.
8638 2016-02-24 Jason Merrill <jason@redhat.com>
8640 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8642 2016-02-24 Richard Biener <rguenther@suse.de>
8643 Jakub Jelinek <jakub@redhat.com>
8646 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8647 conditionally executed ops to well-defined overflow behavior.
8649 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8652 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8655 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8657 PR rtl-optimization/69886
8658 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8659 argument. Use it when checking validity of set instructions.
8660 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8661 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8663 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8664 * store-motion.c (find_moveable_store): Update
8665 can_assign_to_reg_without_clobbers_p callsite.
8667 2016-02-24 Richard Biener <rguenther@suse.de>
8670 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8672 (record_nonwrapping_iv): Do not fall back to the low/high bound
8673 for non-constant IV bases if the stmt is not always executed.
8675 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8677 * config/arm/arm-cores.def (cortex-a32): New entry.
8678 * config/arm/arm-tables.opt: Regenerate.
8679 * config/arm/arm-tune.md: Regenerate.
8680 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8681 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8682 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8683 for -mcpu and -mtune.
8685 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8688 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8689 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8690 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8691 (atomic_loaddi_1): Delete.
8692 (atomic_loaddi): Rewrite expander using the above changes.
8694 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8697 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8700 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8701 Richard Biener <rguenth@suse.de>
8704 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8705 set_mem_attributes if tem is SSA_NAME which got expanded
8708 2016-02-24 Richard Biener <rguenther@suse.de>
8710 PR tree-optimization/69907
8711 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8712 end of permutations for BB vectorization.
8714 2016-02-24 Christian Bruel <christian.bruel@st.com>
8716 * config/arm/arm-c.c (arm_option_override): Initialize
8717 target_option_current_node.
8718 * config/arm/arm.c (arm_pragma_target_parse): Replace
8719 build_target_option_node call by target_option_current_node.
8720 Set target_option_current_node.
8723 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8726 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8727 define_insn_and_split to define_insn.
8728 (zero_extendqi<mode>2_dot2): Same.
8729 (extendqi<mode>2_dot): Same.
8730 (extendqi<mode>2_dot2): Same.
8732 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8734 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8735 and add bypass for AES{D,E} and AESMC pairs.
8736 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8739 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8741 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8742 series for reciprocal square root in Exynos M1.
8744 2016-02-23 Martin Sebor <msebor@redhat.com>
8747 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8748 __builtin_alloca_with_align.
8750 2016-02-23 Richard Henderson <rth@redhat.com>
8752 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8753 (ix86_register_pragmas): Remove __seg_tls.
8754 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8755 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8756 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8757 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8758 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8759 * doc/extend.texi (__seg_tls): Remove item.
8761 2016-02-23 Richard Biener <rguenther@suse.de>
8763 * alloc-pool.h (struct allocation_object): Make id member
8764 conditional on CHECKING_P again.
8765 (get_instance): Adjust.
8766 (base_pool_allocator): Likewise.
8768 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8770 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8771 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8773 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8775 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8777 2016-02-23 Richard Biener <rguenther@suse.de>
8779 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8780 * bitmap.h (struct bitmap_usage): Likewise.
8781 (bitmap_move): Declare.
8782 * bitmap.c (register_overhead): Take size_t argument.
8783 (bitmap_move): New function.
8784 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8785 to properly account overhead.
8786 * tree.c (free_node): Use tree_size.
8788 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8791 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8792 when inverting comparison.
8795 * common.opt (Wunreachable-code): Add Warning flag.
8797 2016-02-23 Mark Wielaard <mjw@redhat.com>
8798 Jakub Jelinek <jakub@redhat.com>
8801 * cgraphunit.c (check_global_declaration): Check main_input_filename
8802 and DECL_SOURCE_FILE are not NULL.
8804 2016-02-23 Martin Jambor <mjambor@suse.cz>
8806 PR tree-optimization/69666
8807 * tree-sra.c (sra_modify_assign): Do not attempt to create
8808 default_def replacements for unscalarizable regions.
8810 2016-02-20 Mark Wielaard <mjw@redhat.com>
8813 * cgraphunit.c (check_global_declaration): Check level of
8814 warn_unused_const_variable and main_input_filename.
8815 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8816 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8817 (-Wunused-const-variable): Explain levels 1 and 2.
8819 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8822 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8823 identical arguments. Formatting and spelling fixes.
8826 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8831 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8832 and m68k-devices.def.
8833 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8834 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8836 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8838 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8839 and HImode registers.
8841 2016-02-22 Richard Biener <rguenther@suse.de>
8843 PR tree-optimization/69882
8844 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8845 preserve permutations present because of gaps.
8846 (vect_supported_load_permutation_p): Always continue checking
8847 permutations after vect_attempt_slp_rearrange_stmts.
8849 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8851 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8852 min_profitable_estimate, rather than min_profitable_iters.
8854 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8857 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8858 SImode for last match_operand.
8860 2016-02-22 Martin Liska <mliska@suse.cz>
8862 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8863 return bitsize - 1 as the return value.
8865 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8869 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8870 Handle negative shift counts.
8871 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8872 force_reg on the shift constant.
8873 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8874 (lshrsi3_d): Handle negative shift counts.
8876 2016-02-22 Richard Biener <rguenther@suse.de>
8877 Tom de Vries <tom@codesourcery.com>
8879 * graph.c: Include dumpfile.h.
8880 (print_graph_cfg): Split into three overloads.
8881 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8883 2016-02-22 Tom de Vries <tom@codesourcery.com>
8885 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8888 2016-02-22 Richard Biener <rguenther@suse.de>
8891 * ipa-inline-transform.c (inline_call): When not updating
8892 overall summaries adjust self size by the growth estimate.
8893 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8894 hash-set, do not update overall summaries here. Renamed from ...
8895 (inline_to_all_callers): ... this which is now wrapping the
8896 above and performing delayed overall summary update.
8897 (early_inline_small_functions): Delay updating of the overall
8900 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8902 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
8905 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8908 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
8909 :%* in %:gt() argument.
8910 (greater_than_spec_func): Adjust for expecting only numbers,
8911 if there are more than two numbers, compare the last two.
8913 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
8915 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
8916 -Wnarrowing with -std.
8918 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8921 * expr.c (store_field): Don't use bit-field path if exp is
8922 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
8923 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
8924 and the assignment can be performed by bitwise copy. Formatting
8928 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
8929 call copy_reg_eh_region_note_forward on before and/or after sequences
8930 and remove note from insn if it no longer can throw.
8933 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
8936 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8938 * config/s390/vector.md: Add missing commutative operand markers
8939 to the patterns which qualify for one.
8940 * config/s390/vx-builtins.md: Likewise.
8942 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8944 * config/s390/vector.md (VI, VI_QHS): Add single element vector
8945 types to mode iterators.
8946 (vec_double): ... and mode attribute.
8947 * config/s390/vx-builtins.md (non_vec_int): Likewise.
8949 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8951 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
8952 Change the predicate of op2 from nonimmediate to general and let
8953 reload fix it if necessary.
8955 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8957 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
8959 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8961 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
8964 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8966 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
8967 * config/s390/s390.c (s390_expand_vec_movstr): New function.
8968 * config/s390/s390.md ("movstr<P:mode>"): Call
8969 s390_expand_vec_movstr.
8971 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8973 * config/s390/s390.md: Add missing output modifier for operand 1
8974 to print it as address properly.
8976 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8978 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
8979 * config/s390/2964.md: New file.
8980 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
8981 of insn grouping attributes depending on the CPU level.
8982 (s390_get_unit_mask): New function.
8983 (s390_sched_score): Remove the OOO from the scheduling macros.
8984 Add loop to calculate a score for the instruction mix.
8985 (s390_sched_reorder): Likewise plus improve debug output.
8986 (s390_sched_variable_issue): Rename macros as above. Calculate
8987 the unit distances after actually scheduling an insn. Improve
8989 (s390_sched_init): Clear last_scheduled_unit_distance array.
8990 * config/s390/s390.md: Include 2964.md.
8992 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8995 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
8996 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
8997 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
8998 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
8999 *avx512f_<code>v8div16qi2_mask_1): New insns.
9001 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9004 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9007 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9008 earlyclobber from target. Use wF constraint for fused memory
9010 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9012 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9013 Martin Liska <mliska@suse.cz>
9016 * cfgexpand.c (asan_sanitize_stack_p): New function.
9017 (partition_stack_vars): Use the function.
9018 (expand_stack_vars): Likewise.
9019 (defer_stack_allocation): Likewise.
9020 (expand_used_vars): Likewise.
9022 2016-02-18 Richard Biener <rguenther@suse.de>
9025 * fold-const.c (operand_equal_p): Properly compare offsets for
9026 IMAGPART_EXPR and ARRAY_REF.
9028 2016-02-18 Nick Clifton <nickc@redhat.com>
9032 * config/arm/arm.c (arm_option_override_internal): Disable
9033 interworking if the target does not support thumb instructions.
9034 (arm_reload_in_hi): Handle the case where a register to register
9035 move needs reloading because there is no simple pattern to handle
9037 (arm_reload_out_hi): Likewise.
9039 2016-02-18 Richard Biener <rguenther@suse.de>
9042 * match.pd: Don't use fold_binary or fold_unary for folding
9045 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9048 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9049 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9050 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9051 warn on gimple_no_warning_p statements.
9053 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9055 * doc/extend.texi (C++ Attributes): Correct description of
9056 warn_unused type attribute.
9058 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9060 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9061 correct instruction.
9063 2016-02-17 Richard Biener <rguenther@suse.de>
9065 PR rtl-optimization/69609
9066 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9067 (find_traces_1_round): When ending a trace update cached priority
9069 (bb_to_key): Use cached priority when available.
9070 (copy_bb): Initialize cached priority.
9071 (reorder_basic_blocks_software_trace_cache): Likewise.
9073 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9076 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9078 (aarch64_comparison_operator): Break overly long line into two.
9079 (aarch64_comparison_operation): Likewise.
9080 * config/aarch64/aarch64.md (cstorecc4): Use
9081 aarch64_comparison_operator_mode instead of
9082 aarch64_comparison_operator.
9083 (cstore<mode>4): Likewise.
9084 (aarch64_cstore<mode>): Likewise.
9085 (*cstoresi_insn_uxtw): Likewise.
9086 (cstore<mode>_neg): Likewise.
9087 (*cstoresi_neg_uxtw): Likewise.
9089 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9092 * config/arm/predicates.md (arm_comparison_operator_mode):
9094 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9095 instead of arm_comparison_operator.
9096 (*mov_negscc): Likewise.
9097 (*mov_notscc): Likewise.
9098 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9099 (*thumb2_mov_negscc): Likewise.
9100 (*thumb2_mov_negscc_strict_it): Likewise.
9101 (*thumb2_mov_notscc): Likewise.
9102 (*thumb2_mov_notscc_strict_it): Likewise.
9104 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9106 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9109 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9111 * config/visium/visium.c (machine_libfunc_index): New enum.
9112 (machine_libfuncs): New structure.
9113 (visium_libfuncs): New static variable.
9114 (TARGET_INIT_LIBFUNCS): Define to...
9115 (visium_init_libfuncs): ...this. New function.
9116 (expand_block_move_4): Use the appropriate libfunc.
9117 (expand_block_move_2): Likewise.
9118 (expand_block_move_1): Likewise.
9119 (expand_block_set_4): Likewise.
9120 (expand_block_set_2): Likewise.
9121 (expand_block_set_1): Likewise.
9122 (visium_trampoline_init): Likewise.
9124 2016-02-17 Nick Clifton <nickc@redhat.com>
9126 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9127 TI's devices.csv file as of March 2016.
9129 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9132 * opts-global.c (handle_common_deferred_options): Introduce and
9133 initialize two global variables to remember command-line options
9134 specifying a stack-limiting register.
9135 * opts.h: Add extern declarations of the two new global variables.
9136 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9137 variable based on the values of the two new global variables.
9139 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9142 * common.opt (Wnonnull-compare): New warning.
9143 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9144 of arguments against NULL.
9145 (-Wnonnull-compare): Document.
9146 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9147 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9148 * passes.def (pass_warn_nonnull_compare): Add.
9149 * gimple-ssa-nonnull-compare.c: New file.
9151 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9153 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9154 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9156 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9158 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9159 reciprocal sqrt for -mlow-precision-recip-sqrt.
9161 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9162 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9164 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9165 always use lane loads to construct non-constant vectors.
9167 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9169 * config/aarch64/aarch64.md
9170 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
9171 constraints for operand 3.
9172 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
9174 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9175 Richard Biener <rguenther@suse.de>
9177 PR tree-optimization/69820
9178 * tree-vect-patterns.c (type_conversion_p): Return false if
9179 *orig_type is unsigned single precision or boolean.
9180 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
9183 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9185 PR rtl-optimization/69764
9186 PR rtl-optimization/69771
9187 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
9188 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
9190 2016-02-16 Richard Biener <rguenther@suse.de>
9192 PR tree-optimization/69776
9193 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
9195 (indirect_refs_may_alias_p): Likewise.
9196 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
9197 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
9198 according to tbaa_p.
9199 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
9200 (optimize_stmt): For redundant store discovery do not allow tbaa.
9202 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
9204 PR tree-optimization/69714
9205 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
9206 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
9208 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
9210 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
9211 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
9212 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
9213 * config/arc/arc.c (arc_init): Check FPU options.
9214 (get_arc_condition_code): Handle new CC_FPU* modes.
9215 (arc_select_cc_mode): Likewise.
9216 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
9217 register pair only. Allow access for ARCv2 accumulator.
9218 (gen_compare_reg): Whenever we have FPU support use FPU compare
9220 (arc_reorg): Don't generate brcc insns when FPU compare
9221 instructions are involved.
9222 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
9223 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
9224 floating point emulation.
9225 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
9226 (REVERSE_CONDITION): Add new CC_FPU* modes.
9227 (TARGET_FP_SP_BASE): Define.
9228 (TARGET_FP_DP_BASE): Likewise.
9229 (TARGET_FP_SP_FUSED): Likewise.
9230 (TARGET_FP_DP_FUSED): Likewise.
9231 (TARGET_FP_SP_CONV): Likewise.
9232 (TARGET_FP_DP_CONV): Likewise.
9233 (TARGET_FP_SP_SQRT): Likewise.
9234 (TARGET_FP_DP_SQRT): Likewise.
9235 (TARGET_FP_DP_AX): Likewise.
9236 * config/arc/arc.md (ARCV2_ACC): New constant.
9237 (type): New fpu type attribute.
9238 (SDF): Conditional iterator.
9239 (cstore<mode>, cbranch<mode>): Change expand condition.
9240 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
9241 handles FPU/FPX cases as well.
9242 * config/arc/arc.opt (mfpu): New option.
9243 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
9245 (adddf3, muldf3, subdf3): Removed.
9246 * config/arc/predicates.md (proper_comparison_operator): Recognize
9248 * config/arc/fpu.md: New file.
9249 * doc/invoke.texi (ARC Options): Document mfpu option.
9251 2016-02-16 Richard Biener <rguenther@suse.de>
9253 PR rtl-optimization/69291
9254 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
9255 noce_operand_ok check.
9257 2016-02-16 Tom de Vries <tom@codesourcery.com>
9260 * omp-low.c (simd_clone_create): Remove call to
9261 symtab->call_cgraph_insertion_hooks.
9263 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9265 PR tree-optimization/69802
9266 * tree-ssa-reassoc.c (update_range_test): If op is
9267 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
9268 op == 1 test of precision 1 integral op, otherwise handle
9269 that case as op itself. Fix up formatting.
9270 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
9273 2016-02-16 Richard Biener <rguenther@suse.de>
9275 PR tree-optimization/69586
9276 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
9277 types for conversion sources.
9279 2016-02-16 Richard Biener <rguenther@suse.de>
9282 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
9283 mask OEP_ADDRESS_OF.
9285 2016-02-16 Alan Modra <amodra@gmail.com>
9288 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
9289 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
9290 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
9292 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
9293 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
9294 (p8_fmrgow_<mode>): Likewise.
9295 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
9297 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
9298 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
9299 to use movdi_internal64. Remove op0_di.
9300 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9302 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9304 Add support for the FCCMP insn types
9306 * config/aarch64/aarch64.md (fccmp): Change insn type.
9308 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9309 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9310 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9311 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9312 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9313 * config/arm/types.md (fccmps): Add new insn type.
9316 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9318 * alias.c (get_alias_set): Fix a typo in comment.
9320 2016-02-15 Richard Biener <rguenther@suse.de>
9322 PR tree-optimization/69595
9323 * match.pd: Complete range test simplification to true.
9325 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9327 PR rtl-optimization/69648
9328 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9329 pic_offset_table_rtx.
9331 PR rtl-optimization/69752
9332 * ira.c (update_equiv_regs): When looking for more than a single SET,
9333 also take other side effects into account.
9335 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9337 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9338 for z900+ CPUs in 31-bit mode.
9340 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9342 * common/config/s390/s390-common.c (s390_supports_split_stack):
9344 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9345 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9346 * config/s390/s390.c (struct machine_function): New field
9347 split_stack_varargs_pointer.
9348 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9349 in s390_emit_prologue.
9350 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9352 (morestack_ref): New global.
9353 (SPLIT_STACK_AVAILABLE): New macro.
9354 (s390_expand_split_stack_prologue): New function.
9355 (s390_live_on_entry): New function.
9356 (s390_va_start): Use split-stack vararg pointer if appropriate.
9357 (s390_asm_file_end): Emit the split-stack note sections.
9358 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9359 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9360 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9361 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9362 (split_stack_prologue): New expand.
9363 (split_stack_space_check): New expand.
9364 (split_stack_data): New insn.
9365 (split_stack_call): New expand.
9366 (split_stack_call_*): New insn.
9367 (split_stack_cond_call): New expand.
9368 (split_stack_cond_call_*): New insn.
9370 2016-02-15 Richard Biener <rguenther@suse.de>
9372 PR tree-optimization/69783
9373 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9374 Add trivially correct cases.
9376 2016-02-15 Tom de Vries <tom@codesourcery.com>
9379 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9381 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9383 2016-02-15 Richard Biener <rguenther@suse.de>
9385 PR tree-optimization/69776
9386 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9387 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9388 indicate whether we can use TBAA to disambiguate against stores.
9389 Use alias-set zero if not.
9390 (visit_reference_op_store): Do not use TBAA when looking up
9392 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9393 (eliminate_dom_walker::before_dom_children): But not when looking
9394 up redundant stores.
9396 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9398 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9400 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9402 * config/i386/znver1.md
9403 (znver1_pop, znver1_pop_mem,
9404 znver1_load_imov_double_store,
9405 znver1_load_imov_direct_store,
9406 znver1_load_imov_direct_load,
9407 znver1_load_imov_double_load): Add new.
9408 (znver1_insn, znver1_insn_load): Add icmov type.
9410 znver1_sseavx_fma_load,
9412 znver1_avx256_fma_load): Fix pipe usage.
9414 2016-02-14 Alan Modra <amodra@gmail.com>
9417 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9418 with an invalid hard reg, reload just the reg not the entire
9419 pre/post-inc/dec address expression.
9421 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9424 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9425 fixed R1_REG scratch reg.
9426 (sibcall_value_pcrel_fdpic): Likewise.
9428 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9432 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9434 2016-02-12 Walter Lee <walt@tilera.com>
9436 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9437 * config/tilegx/t-tilegx: Likewise.
9439 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9442 * diagnostic-show-locus.c (struct line_span): New struct.
9443 (layout::get_first_line): Delete.
9444 (layout::get_last_line): Delete.
9445 (layout::get_num_line_spans): New member function.
9446 (layout::get_line_span): Likewise.
9447 (layout::print_heading_for_line_span_index_p): Likewise.
9448 (layout::get_expanded_location): Likewise.
9449 (layout::calculate_line_spans): Likewise.
9450 (layout::m_first_line): Delete.
9451 (layout::m_last_line): Delete.
9452 (layout::m_line_spans): New field.
9453 (layout::layout): Update comment. Replace m_first_line and
9454 m_last_line with m_line_spans, replacing their initialization
9455 with a call to calculate_line_spans.
9456 (diagnostic_show_locus): When printing source lines and
9457 annotations, rather than looping over a single span
9458 of lines, instead loop over each line_span within
9459 the layout, with an inner loop over the lines within them.
9460 Call the context's start_span callback when changing line spans.
9461 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9462 (diagnostic_build_prefix): Break out the building of the location
9463 part of the string into...
9464 (diagnostic_get_location_text): ...this new function, rewriting
9465 it from nested ternary expressions to a sequence of "if"
9467 (default_diagnostic_start_span_fn): New function.
9468 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9469 (diagnostic_context::start_span): New field.
9470 (default_diagnostic_start_span_fn): New prototype.
9472 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9475 * gcc.c (driver::finalize): Fix cleanup of "specs".
9477 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9481 * gcc.c (driver::driver): Initialize m_option_suggestions.
9482 (driver::~driver): Clean up m_option_suggestions.
9483 (suggest_option): Convert to...
9484 (driver::suggest_option): ...this, and split out into
9485 driver::build_option_suggestions and find_closest_string.
9486 (driver::build_option_suggestions): New function, from
9487 first half of suggest_option. Special-case
9488 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9489 the sanitizer_opts array. For options of enum types, add the
9490 various enum values to the candidate strings.
9491 (driver::handle_unrecognized_options): Remove "const".
9492 * gcc.h (driver::handle_unrecognized_options): Likewise.
9493 (driver::build_option_suggestions): New decl.
9494 (driver::suggest_option): New decl.
9495 (driver::m_option_suggestions): New field.
9496 * opts-common.c (add_misspelling_candidates): New function.
9497 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9498 and make non-static.
9499 * opts.h (sanitizer_opts): New array decl.
9500 (add_misspelling_candidates): New function decl.
9501 * spellcheck.c (find_closest_string): New function.
9502 * spellcheck.h (find_closest_string): New function decl.
9504 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9506 PR rtl-optimization/69764
9507 PR rtl-optimization/69771
9508 * optabs.c (expand_binop_directly): For shift_optab_p, force
9509 convert_modes with VOIDmode if xop1 has VOIDmode.
9511 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9514 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9515 to correctly determine instrumentation thunks.
9517 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9520 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9521 type by reference, force lhs on the call.
9524 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9525 Compute retval and retbnd early in all cases if split_part_return_p
9526 and return_bb is not EXIT. Remove all clobber stmts and reset
9527 all debug stmts that refer to SSA_NAMEs defined in split part,
9528 except if it is retval, in that case replace the old retval with the
9529 lhs of the call to the split part.
9531 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9534 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9537 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9538 whose result is used in PHI.
9539 (maybe_optimize_range_tests): Likewise.
9540 (final_range_test_p): Likweise.
9542 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9545 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9546 whose result is used in PHI.
9547 (maybe_optimize_range_tests): Likewise.
9548 (final_range_test_p): Likweise.
9550 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9552 * cgraph.c: Spelling fixes - behaviour -> behavior and
9553 neighbour -> neighbor.
9554 * target.def: Likewise.
9555 * sel-sched.c: Likewise.
9556 * config/mips/mips.c: Likewise.
9557 * config/arc/arc.md: Likewise.
9558 * config/arm/cortex-a57.md: Likewise.
9559 * config/arm/arm.c: Likewise.
9560 * config/arm/neon.md: Likewise.
9561 * config/arm/arm-c.c: Likewise.
9562 * config/vms/vms-c.c: Likewise.
9563 * config/s390/s390.c: Likewise.
9564 * config/i386/znver1.md: Likewise.
9565 * config/i386/i386.c: Likewise.
9566 * config/ia64/hpux-unix2003.h: Likewise.
9567 * config/msp430/msp430.md: Likewise.
9568 * config/rx/rx.c: Likewise.
9569 * config/rx/rx.md: Likewise.
9570 * config/aarch64/aarch64-simd.md: Likewise.
9571 * config/aarch64/aarch64.c: Likewise.
9572 * config/nvptx/nvptx.c: Likewise.
9573 * config/bfin/bfin.c: Likewise.
9574 * config/cris/cris.opt: Likewise.
9575 * config/rs6000/rs6000.c: Likewise.
9576 * target.h: Likewise.
9577 * spellcheck.c: Likewise.
9578 * ira-build.c: Likewise.
9579 * tree-inline.c: Likewise.
9580 * builtins.c: Likewise.
9581 * lra-constraints.c: Likewise.
9582 * explow.c: Likewise.
9583 * hwint.h: Likewise.
9584 * targhooks.c: Likewise.
9585 * tree-vect-data-refs.c: Likewise.
9587 * doc/tm.texi: Likewise.
9588 * doc/extend.texi: Likewise.
9589 * doc/install.texi: Likewise.
9590 * doc/md.texi: Likewise.
9591 * tree-ssa-tail-merge.c: Likewise.
9592 * sched-int.h: Likewise.
9593 * match.pd: Likewise.
9594 * sched-ebb.c: Likewise.
9595 * target.def (omit_struct_return_reg): Likewise.
9596 * gimple-ssa-isolate-paths.c: Likewise.
9597 (find_implicit_erroneous_behaviour): Renamed to...
9598 (find_implicit_erroneous_behavior): ... this.
9599 (find_explicit_erroneous_behaviour): Renamed to...
9600 (find_explicit_erroneous_behavior): ... this.
9601 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9603 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9605 PR rtl-optimization/64682
9606 PR rtl-optimization/69567
9607 PR rtl-optimization/69737
9608 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9609 in I2 as well, just lose it.
9611 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9613 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9615 (aarch64_last_printed_tune_string): Likewise.
9616 (aarch64_declare_function_name): Only output .arch assembler
9617 directive if it will be different from the previously output
9618 directive. Same for .tune comment but only if -dA is set.
9619 (aarch64_start_file): New function.
9620 (TARGET_ASM_FILE_START): Define.
9622 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9625 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9627 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9630 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9631 -Wmaybe-uninitialized warning.
9633 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9636 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9638 2016-02-11 Richard Biener <rguenther@suse.de>
9640 PR rtl-optimization/69291
9641 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9642 subexpressions affected by changing the result.
9644 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9647 * lra-constraints.c (curr_insn_transform): Find in/out operands
9648 for secondary memory moves. Update dups.
9650 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9652 PR tree-optimization/69652
9653 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9654 to nested loop, did source re-formatting, skip debug statements,
9655 add check on statement with volatile operand, remove dead scalar
9658 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9659 Patrick Palka <ppalka@gcc.gnu.org>
9663 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9664 calls if the return type is TREE_ADDRESSABLE.
9665 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9666 * ipa-split.c (split_function): Fix doubled "we" in comment.
9667 Use void return type for the split part even if
9668 !split_point->split_part_set_retval.
9670 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9672 PR tree-optimization/68021
9673 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9674 when computing the value of biv cand by itself.
9676 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9678 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9679 (cortexa57_tunings): Likewise.
9680 (cortexa72_tunings): Likewise.
9681 (arch_macro_fusion_pair_p): Add support for AES fusion.
9682 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9683 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9684 Allow virtual registers before reload so early scheduling works.
9685 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9686 correct latency and pipeline.
9687 (cortex_a57_crypto_complex): Likewise.
9688 (cortex_a57_crypto_xor): Likewise.
9689 (define_bypass): Add AES bypass.
9691 2016-02-10 Richard Biener <rguenther@suse.de>
9693 PR tree-optimization/69726
9694 * passes.def: Add DCE pass before late uninit.
9695 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9696 really fixup if-conversions job.
9698 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9700 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9701 (arm_cortex_a57_tune): Likewise.
9702 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9703 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9705 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9707 * timevar.def (TV_PHASE_DBGINFO): Delete.
9708 (TV_PHASE_CHECK_DBGINFO): Likewise.
9709 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9711 2016-02-10 Richard Biener <rguenther@suse.de>
9713 PR tree-optimization/69719
9714 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9715 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9717 2016-02-09 Andrew Pinski <apinski@cavium.com>
9720 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9721 get_vcond_mask_icode returns false.
9723 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9726 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9727 an ADDIS that adds a pointer to a large constant that sets the
9728 upper16 bits with a load operation.
9730 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9733 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9735 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9737 (vzipq_s16): Likewise.
9738 (vzipq_s32): Likewise.
9739 (vzipq_f32): Likewise.
9740 (vzipq_u8): Likewise.
9741 (vzipq_u16): Likewise.
9742 (vzipq_u32): Likewise.
9743 (vzipq_p8): Likewise.
9744 (vzipq_p16): Likewise.
9746 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9749 * config/arm/arm.c (neon_endian_lane_map): New function.
9750 (neon_vector_pair_endian_lane_map): New function.
9751 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9752 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9754 (vuzpq_s16): Likewise.
9755 (vuzpq_s32): Likewise.
9756 (vuzpq_f32): Likewise.
9757 (vuzpq_u8): Likewise.
9758 (vuzpq_u16): Likewise.
9759 (vuzpq_u32): Likewise.
9760 (vuzpq_p8): Likewise.
9761 (vuzpq_p16): Likewise.
9763 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9766 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9769 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9771 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9772 truncate const_int operand 1 to QImode.
9774 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9776 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9777 corresponding to an abnormal edge.
9779 2016-02-09 Tom de Vries <tom@codesourcery.com>
9781 PR tree-optimization/69599
9782 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9784 (find_func_aliases_for_builtin_call, find_func_clobbers)
9785 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9788 2016-02-09 Richard Biener <rguenther@suse.de>
9790 PR tree-optimization/69715
9791 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9792 LHS on calls as non-rewritable.
9794 2016-02-09 Tom de Vries <tom@codesourcery.com>
9797 * lto-wrapper.c (append_diag_options): New function.
9798 (compile_offload_image): Call append_diag_options.
9800 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9803 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9804 Minor copy-edit to fix verb tenses.
9806 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9808 PR tree-optimization/69209
9809 * ipa-split.c (split_function): If split part is not
9810 returning retval, retval has gimple type but is not
9811 gimple value, force it into a SSA_NAME first.
9813 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9815 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9818 2016-02-08 Jason Merrill <jason@redhat.com>
9821 * convert.c (convert_to_integer_1): Check dofold on truncation
9823 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9824 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9825 Rename from *_nofold.
9826 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9827 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9829 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9832 * tree.c (build_common_tree_nodes): Remove short_double argument.
9833 All callers changed.
9834 * tree.h (build_common_tree_nodes): Adjust declaration.
9835 * doc/invoke.texi (-fshort-double): Remove documentation.
9836 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9837 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9838 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9839 (append_linker_options): Don't handle OPT_fshort_double.
9841 PR rtl-optimization/68730
9842 * lra-remat.c (insn_to_cand_activation): New static variable.
9843 (lra_remat): Allocate and free it.
9844 (create_cand): New arg activation. Initialize a field in
9845 insn_to_cand_activation if it is nonnull.
9846 (create_cands): Pass the activation insn to create_cand when making
9847 a candidate involving an output reload. Reorganize code a little.
9848 (do_remat): Keep track of active status of candidates in a separate
9851 2016-02-08 Richard Biener <rguenther@suse.de>
9853 PR tree-optimization/69719
9854 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9855 Properly use absolute of the difference of the two offsets to
9856 compare or adjust the segment length.
9858 2016-02-08 Richard Biener <rguenther@suse.de>
9859 Jeff Law <law@redhat.com>
9862 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9863 types for anonymous SSA names.
9865 2016-02-08 Richard Biener <rguenther@suse.de>
9867 PR rtl-optimization/69274
9868 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9870 2016-02-08 Jeff Law <law@redhat.com>
9872 PR tree-optimization/65917
9873 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9874 equivalences from if (x == y) style conditionals.
9875 (loop_depth_of_name): Remove.
9876 (record_equality): Remove loop depth check.
9877 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9878 (const_and_copies::record_const_or_copy_raw): New member function.
9879 * tree-ssa-scopedtables.c
9880 (const_and_copies::record_const_or_copy_raw): New, factored out of
9881 (const_and_copies::record_const_or_copy): Call new member function.
9883 2016-02-05 Jeff Law <law@redhat.com>
9885 PR tree-optimization/68541
9886 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9887 (count_stmts_in_block): New function.
9888 (poor_ifcvt_candidate_code): Likewise.
9889 (is_feasible_trace): Add some heuristics to determine when path
9890 splitting is profitable.
9891 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9892 is a diamond with a single exit.
9894 2016-02-05 Martin Sebor <msebor@redhat.com>
9897 * doc/invoke.texi: Update -Wplacement-new to take an optional
9900 2016-02-06 Richard Henderson <rth@redhat.com>
9903 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9904 out of non-standard address spaces.
9906 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9908 PR rtl-optimization/69691
9909 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
9911 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
9913 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
9914 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
9915 (*ieee128_mfvsrd_64bit): Likewise.
9916 (*ieee128_mfvsrd_32bit): Likewise.
9918 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
9922 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9924 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9925 instrumented_version.
9927 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
9929 * doc/invoke.texi (Optimize Options): In table of --param options
9930 rename second occurrence of tracer-min-branch-ratio to
9931 tracer-min-branch-probability, rename
9932 tracer-min-branch-ratio-feedback to
9933 tracer-min-branch-probability-feedback and clarify description,
9934 rename sched-spec-state-edge-prob-cutoff to
9935 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
9936 to selsched-insns-to-rename, rename lto-minpartition to
9937 lto-min-partition, delete reorder-blocks-duplicate and
9938 reorder-blocks-duplicate-feedback.
9940 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9942 * config/s390/s390.c (s390_register_info_set_ranges): Remove
9945 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
9947 * doc/extend.texi: S/390: Correct some typos.
9949 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9951 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
9953 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9956 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
9957 (s390_register_info_gprtofpr): Use new macros above.
9958 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
9960 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
9961 its name. Adjust restore and save gpr ranges.
9962 (s390_register_info_set_ranges): New function.
9963 (s390_register_info): Use new macros above. Call
9964 s390_register_info_set_ranges.
9965 (s390_optimize_register_info): Likewise.
9966 (s390_hard_regno_rename_ok): Use new macros.
9967 (s390_hard_regno_scratch_ok): Likewise.
9968 (s390_emit_epilogue): Likewise.
9969 (s390_can_use_return_insn): Likewise.
9970 (s390_optimize_prologue): Likewise.
9971 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
9973 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9976 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
9978 (ix86_option_override_internal): Disable TARGET_STV even for
9979 -m{incoming,preferred}-stack-boundary=3.
9981 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9983 * config.gcc: Mark deprecated rtems targets as obsolete.
9985 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
9987 PR rtl-optimization/64682
9988 PR rtl-optimization/69567
9989 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
9990 before I2 only if the register is both used and set in I2.
9992 2016-02-04 DJ Delorie <dj@redhat.com>
9994 * config/msp430/msp430.c (msp430_start_function): Add function type.
9996 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9999 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10001 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10003 PR rtl-optimization/69577
10005 2015-10-29 Richard Henderson <rth@redhat.com>
10009 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10010 sse check to the exact conditions of PR 67609.
10012 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10015 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10016 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10017 not allowed into the traditional Altivec registers.
10018 (movtd_64bit_nodm): Likewise.
10019 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10021 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10023 * config/aarch64/cortex-a57-fma-steering.c
10024 (aarch64_register_fma_steering): Remove "static" from arguments
10027 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10030 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10031 twice when complex.
10033 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10035 * doc/invoke.texi: Delete -mno-fma4.
10037 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10039 PR rtl-optimization/69577
10040 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10041 (find_subregs_of_mode): Update accordingly. Iterate over partial
10044 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10046 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10047 * config/arm/arm.c (neon_reinterpret): Remove.
10048 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10049 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10050 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10051 vreinterpretti): Remove.
10052 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10053 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10054 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10055 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10056 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10057 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10058 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10059 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10060 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10061 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10062 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10063 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10064 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10065 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10066 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10067 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10068 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10069 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10070 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10071 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10072 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10073 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10074 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10075 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10076 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10077 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10078 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10079 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10080 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10081 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10082 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10083 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10084 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10085 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10086 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10087 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10088 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10089 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10090 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10091 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10092 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10093 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10094 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10095 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10096 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10097 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10098 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10099 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10100 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10101 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10102 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10103 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10104 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10105 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10106 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10107 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10108 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10109 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10110 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10111 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10112 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10113 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10114 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10115 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10116 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10117 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10118 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10119 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10120 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10121 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10122 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10123 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10124 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10125 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10126 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10127 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10128 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10129 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10130 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10131 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10132 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10133 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10134 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10135 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10136 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10137 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10138 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10139 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10140 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10141 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10142 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10143 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10144 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10145 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10146 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10147 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10148 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10149 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10150 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10151 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10152 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10153 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10154 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10156 2016-02-04 Martin Liska <mliska@suse.cz>
10159 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10160 that are gimple_store_p.
10161 (maybe_instrument_call): Likewise.
10163 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10165 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10166 register scaling out of memory reference and comment why.
10168 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10172 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
10173 folding the source of a SET.
10175 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10179 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
10180 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
10182 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
10186 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
10189 2016-02-04 Christian Bruel <christian.bruel@st.com>
10191 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
10192 * config/arm/arm.c (arm_set_current_function): Likewise.
10194 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10195 Ilya Enkovich <enkovich.gnu@gmail.com>
10196 H.J. Lu <hongjiu.lu@intel.com>
10199 * config/i386/i386.c (convert_scalars_to_vector): Remove
10200 stack alignment fixes.
10201 (ix86_option_override_internal): Disable TARGET_STV if stack
10202 might not be aligned enough.
10203 (ix86_minimum_alignment): Assert that TARGET_STV is false.
10205 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
10207 * config/i386/x86-tune.def: Disable default prefetching
10210 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10211 Vladimir Makarov <vmakarov@redhat.com>
10214 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
10215 in validating fused toc addresses.
10217 2016-02-03 Jakub Jelinek <jakub@redhat.com>
10220 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
10221 range->m_caret fields if range->m_show_caret_p is false.
10224 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10225 Force oldval into register if it does not satisfy reg_or_short_operand
10226 predicate. Fix up formatting.
10228 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
10229 Alexandre Oliva <aoliva@redhat.com>
10232 * lra-constraints.c (simplify_operand_subreg): Check additionally
10233 address validity after potential reloading.
10234 (process_address_1): Check insns validity. In case of failure do
10237 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
10240 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
10243 2016-02-02 Jakub Jelinek <jakub@redhat.com>
10245 * wide-int.cc (canonize_uhwi): New function.
10246 (wi::divmod_internal): Use it.
10248 2016-02-02 James Norris <jnorris@codesourcery.com
10250 * gimplify.c (omp_notice_variable): Add usage check.
10252 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
10254 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
10255 like LE, GE, LT, GT when emitting relational operator.
10257 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10259 * ira-costs.c (find_costs_and_classes): Add extra argument.
10260 * target.def (ira_change_pseudo_allocno_class): Add parameter.
10261 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
10262 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
10263 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
10264 Add best_class parameter, and return it if not ALL_REGS.
10265 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
10267 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
10268 Update target hook.
10270 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10272 * config/aarch64/aarch64.c
10273 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
10274 (aarch64_ira_change_pseudo_allocno_class): New function.
10276 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
10279 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
10281 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10283 * config/avr/avr.c (avr_option_override): Set
10284 PARAM_ALLOW_STORE_DATA_RACES to 1.
10286 2016-02-02 Richard Biener <rguenther@suse.de>
10288 PR tree-optimization/69595
10289 * match.pd: Add range test simplifications to true/false.
10291 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
10293 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
10294 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
10297 2016-02-02 Richard Biener <rguenther@suse.de>
10299 PR tree-optimization/69606
10300 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10301 info on the result before moving a stmt.
10303 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10305 PR middle-end/68542
10306 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10307 branch with vector comparison.
10308 * config/i386/sse.md (VI48_AVX): New mode iterator.
10309 (define_expand "cbranch<mode>4): Add support for conditional branch
10310 with vector comparison.
10311 * tree-vect-loop.c (optimize_mask_stores): New function.
10312 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10313 has_mask_store field of vect_info.
10314 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10315 vectorized loops having masked stores after vec_info destroy.
10316 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10317 correspondent macros.
10318 (optimize_mask_stores): Add prototype.
10320 2016-02-02 Alan Modra <amodra@gmail.com>
10323 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10326 2016-02-02 Alan Modra <amodra@gmail.com>
10329 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10330 whenever toc_label_name used.
10331 (rs6000_file_start): Don't set up toc section here,
10332 (rs6000_output_function_epilogue): do so here instead,
10333 (rs6000_xcoff_file_start): and here.
10334 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10335 (load_toc_aix_di): Likewise.
10337 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10339 PR rtl-optimization/69592
10340 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10341 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10342 (num_sign_bit_copies_binary_arith_p): New inline function.
10343 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10345 2016-02-01 Jeff Law <law@redhat.com>
10347 PR tree-optimization/69580
10348 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10349 * tree-ssa-threadbackward.c
10350 (fsm_find_control_statement_thread_paths): Do not try to walk
10351 through large PHI nodes.
10353 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10355 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10356 when count is incremented above limit, don't analyze further
10359 * omp-low.c (oacc_parse_default_dims): Avoid
10360 -Wsign-compare warning, make sure value fits into int
10361 rather than just unsigned int.
10363 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10365 PR tree-optimization/67921
10366 * fold-const.c (split_tree): New parameters. Convert pointer
10367 type variable part to proper type before negating.
10368 (fold_binary_loc): Pass new arguments to split_tree.
10370 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10372 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10373 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10374 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10375 * doc/tm.texti: Rebuilt.
10376 * doc/invoke.texi (fopenacc-dim): Document.
10377 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10378 (append_compiler_options): Likewise.
10379 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10380 (oacc_parse_default_dims): New.
10381 (oacc_validate_dims): Add USED arg. Select non-unity default when
10383 (oacc_loop_fixed_partitions): Return mask of used partitions.
10384 (oacc_loop_auto_partitions): Emit dump info.
10385 (oacc_loop_partition): Return mask of used partitions.
10386 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10387 loop partitioning and validation calls.
10389 2016-02-01 Richard Biener <rguenther@suse.de>
10391 PR middle-end/69556
10392 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10394 2016-02-01 Richard Biener <rguenther@suse.de>
10396 PR tree-optimization/69574
10397 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10398 of asserting return chrec_dont_know.
10400 2016-02-01 Martin Liska <mliska@suse.cz>
10402 * mem-stats-traits.h: Add copyright header.
10403 * mem-stats.h: Likewise.
10405 2016-02-01 Richard Biener <rguenther@suse.de>
10407 PR tree-optimization/69579
10408 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10409 Do not propagate through abnormal PHI results.
10411 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10413 * postreload.c (reload_cse_simplify): Remove dead code.
10415 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10417 PR rtl-optimization/69570
10418 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10419 if there is more than one set, not if there is a single set.
10421 2016-02-01 Richard Henderson <rth@redhat.com>
10424 * combine.c (make_compound_operation): When looking through a
10425 subreg, make sure to re-extend to the width of the outer mode.
10427 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10429 PR tree-optimization/69546
10430 * wide-int.cc (wi::divmod_internal): For unsigned division
10431 where both operands fit into uhwi, if o1 is 1 and o0 has
10432 msb set, if divident_prec is larger than bits per hwi,
10433 clear another quotient word and return 2 instead of 1.
10434 Similarly for remainder with msb in HWI set, if dividend_prec
10435 is larger than bits per hwi.
10437 2016-01-29 Martin Jambor <mjambor@suse.cz>
10439 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10440 Use short lowercase names.
10441 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10442 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10443 acq_rel one. Protect warning agains segfaults if
10444 get_memory_order_name returns NULL.
10445 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10446 with release semantics. Do not warn if get_memory_order already did.
10447 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10448 semantics. Fix check for relaxed or acquire semantics. Do not warn
10449 if get_memory_order already did.
10451 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10453 * doc/install.texi: Document that isl-0.16 is supported.
10455 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10458 * config/i386/constraints.md (Bm): Describe as special memory
10460 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10461 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10462 * genpreds.c (struct constraint_data): Add is_special_memory.
10463 (have_special_memory_constraints, special_memory_start): New
10465 (special_memory_end): Ditto.
10466 (add_constraint): Add new arg is_special_memory. Add code to
10467 process its true value. Update have_special_memory_constraints.
10468 (process_define_constraint): Pass the new arg.
10469 (process_define_register_constraint): Ditto.
10470 (choose_enum_order): Process special memory.
10471 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10472 function insn_extra_special_memory_constraint.
10473 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10474 * gensupport.c (process_rtx): Process
10475 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10476 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10477 * ira-lives.c (single_reg_class): Use
10478 insn_extra_special_memory_constraint.
10479 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10480 * lra-constraints.c (process_alt_operands): Ditto.
10481 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10482 * recog.c (asm_operand_ok, preprocess_constraints): Process
10484 * reload.c (find_reloads): Ditto.
10485 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10486 * stmt.c (parse_input_constraint): Use
10487 insn_extra_special_memory_constraint.
10489 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10492 * lra-splill.c (lra_final_code_change): Revert r229087 by
10493 removing all sub-registers.
10495 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10498 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10500 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10503 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10504 SSE1, copy target into the temporary reg first before recursing
10507 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10509 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10512 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10514 * ginclude/stdarg.h: Test __cplusplus instead of
10515 __GXX_EXPERIMENTAL_CXX0X__.
10517 2016-01-29 Richard Biener <rguenther@suse.de>
10519 PR tree-optimization/69547
10520 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10521 Do not mark clobbers necessary.
10522 (mark_all_reaching_defs_necessary_1): Likewise.
10524 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10526 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10527 declaration name with %qs and print it in both error messages.
10528 Also fix indentation.
10530 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10533 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10534 trailing blank line from error message.
10536 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10539 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10542 2016-01-29 Richard Biener <rguenther@suse.de>
10544 PR middle-end/69537
10545 * match.pd: Allow all integral types when simplifying a
10546 widening or sign-changing conversion.
10548 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10550 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10551 back to setting codegen_error to fail codegen.
10553 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10556 * config/i386/constraints.md (C): Only accept constant zero operand.
10557 (BC): New constraint.
10558 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10559 instead of C constraint.
10560 * doc/md.texi (Machine Constraints): Update description
10563 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10566 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10568 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10570 PR middle-end/69542
10571 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10574 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10576 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10577 branches if using guessed profile.
10579 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10581 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10583 2016-01-28 Richard Henderson <rth@redhat.com>
10586 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10587 * config/aarch64/aarch64-protos.h: Update.
10588 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10589 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10590 (aarch64_get_condition_code_1): Handle CC_Cmode.
10591 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10592 (*add<mode>3_compareC_cconly_imm): New.
10593 (*add<mode>3_compareC_cconly): New.
10594 (*add<mode>3_compareC_imm): New.
10595 (add<mode>3_compareC): New.
10596 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10597 to be first. Use aarch64_carry_operation.
10598 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10599 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10600 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10601 (subti3): Use subdi3_compare1.
10602 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10603 (sub<mode>3_compare1): New.
10604 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10605 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10606 (*subsi3_carryin_uxtw): Likewise.
10607 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10608 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10609 * config/aarch64/iterators.md (DWI): New.
10610 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10611 (aarch64_borrow_operation): New.
10613 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10615 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10616 message when isl does not return a valid schedule.
10618 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10620 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10621 Remove comments from class declarations: they are already in the code
10624 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10626 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10628 (ternary_op_to_tree): Same.
10629 (unary_op_to_tree): Same.
10630 (nary_op_to_tree): Same.
10631 (gcc_expression_from_isl_expr_op): Same.
10632 (gcc_expression_from_isl_expression): Same.
10633 (graphite_create_new_loop): Same.
10634 (graphite_create_new_loop_guard): Same.
10635 (build_iv_mapping): Same.
10636 (graphite_create_new_guard): Same.
10637 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10638 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10640 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10642 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10643 instead of setting codegen_error to fail codegen.
10645 2016-01-28 Jason Merrill <jason@redhat.com>
10647 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10649 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10651 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10652 Remove CONST_INT_P check in CCMP cost calculation.
10654 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10656 * config/aarch64/aarch64.c (generic_vector_cost):
10657 Set vec_permute_cost.
10658 (cortexa57_vector_cost): Likewise.
10659 (exynosm1_vector_cost): Likewise.
10660 (xgene1_vector_cost): Likewise.
10661 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10662 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10663 Add vec_permute_cost entry.
10665 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10667 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10669 (add<mode>3_compare0): Likewise.
10670 (addsi3_compare0_uxtw): Likewise.
10671 (add<mode>3nr_compare0): Likewise.
10672 (compare_neg<mode>): Likewise.
10673 (<optab><mode>3): Likewise.
10675 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10677 * tree-vect-stmts.c (vectorizable_comparison): Add
10678 NULL check for vectype.
10680 2016-01-28 Richard Biener <rguenther@suse.de>
10682 PR tree-optimization/69466
10683 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10684 Account for PHIs we couldn't duplicate.
10686 2016-01-28 Martin Liska <mliska@suse.cz>
10689 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10690 instead of ENABLE_VALGRIND_CHECKING.
10692 2016-01-27 Richard Henderson <rth@redhat.com>
10695 * lra-remat.c (subreg_regs): New.
10696 (dump_candidates_and_remat_bb_data): Dump it.
10697 (operand_to_remat): Reject if operand in subreg_regs.
10698 (set_bb_regs): Collect subreg_regs.
10699 (lra_remat): Init and free subreg_regs. Compute
10700 calculate_local_reg_remat_bb_data before create_cands.
10702 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10705 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10706 change stack_alignment_needed for __tls_get_addr call.
10708 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10710 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10712 2016-01-27 Jeff Law <law@redhat.com>
10714 PR tree-optimization/68398
10715 PR tree-optimization/69196
10716 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10717 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10718 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10719 Only count PHIs in the last block in the path. The others will
10720 const/copy propagate away. Add heuristic to allow more irreducible
10721 subloops to be created when it is likely profitable to do so.
10723 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10724 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10725 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10727 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10730 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10731 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10732 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10733 * tree-streamer-in.c: Include asan.h.
10734 (streamer_get_builtin_tree): For builtins in sanitizer
10735 range call initialize_sanitizer_builtins and retry.
10737 2016-01-27 Ian Lance Taylor <iant@google.com>
10739 * common.opt (fkeep-gc-roots-live): New undocumented option.
10740 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10741 -fkeep-gc-roots-live, skip pointers.
10742 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10745 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10748 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10749 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10751 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10754 * configure.ac: NetBSD provides SSP in its C library.
10755 * configure: Updated.
10757 2016-01-27 Richard Biener <rguenther@suse.de>
10759 PR tree-optimization/69166
10760 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10761 reduction code for commutativity / associativity.
10763 2016-01-27 Martin Jambor <mjambor@suse.cz>
10765 PR tree-optimization/69355
10766 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10767 total_scalarization fails.
10769 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10771 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10774 2016-01-27 Christian Bruel <christian.bruel@st.com>
10777 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10778 Move arm_reset_previous_fndecl and set_target_option_current_node in
10779 the conditional part. Call save_restore_target_globals.
10780 * config/arm/arm.c (arm_set_current_function):
10781 Refactor to better support #pragma target and attribute mix.
10782 Call save_restore_target_globals.
10783 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10785 2016-01-27 Martin Liska <mliska@suse.cz>
10787 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10788 reference for an HSA kernel and its host function.
10790 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10792 PR tree-optimization/69399
10793 * wide-int.h (wi::lrshift): For larger precisions, only
10794 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10796 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10798 * config/arc/predicates.md (proper_comparison_operator): Reject
10799 constant-constant comparison.
10801 2016-01-26 Tom de Vries <tom@codesourcery.com>
10803 PR tree-optimization/69110
10804 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10805 DR_NUM_DIMENSIONS == 0.
10807 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10808 Sebastian Pop <s.pop@samsung.com>
10810 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10811 isl_ast_op_cond and isl_ast_op_select.
10812 (gcc_expression_from_isl_expr_op): Same.
10814 2016-01-26 Jason Merrill <jason@redhat.com>
10817 * tree.c (recompute_constructor_flags): Split out from
10819 (verify_constructor_flags): New.
10820 * tree.h: Declare them.
10822 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10824 PR rtl-optimization/69217
10825 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10826 are no TYPE_FIELDS set for the record type.
10828 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10831 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10832 toc_label_name unconditionally.
10833 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10834 SYMBOL_REF string. Use toc_label_name instead of constructing
10836 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10837 constructing LCTOC1.
10839 2016-01-26 Martin Sebor <msebor@redhat.com>
10842 * doc/extend.texi (Common Type Attributes): Move text that talks about
10843 attribute packed from attribute aligned to the section discussing
10844 the former attribute for clarity.
10846 2016-01-26 Richard Henderson <rth@redhat.com>
10848 PR middle-end/60908
10849 * trans-mem.c (tm_region_init): Mark entry block as visited.
10851 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10854 * diagnostic-show-locus.c (layout::print_source_line): Replace
10855 call to pp_newline with call to layout::print_newline.
10856 (layout::print_annotation_line): Likewise.
10857 (layout::move_to_column): Likewise.
10858 (layout::print_any_fixits): After printing any fixits, print a
10859 trailing newline, if necessary.
10860 (layout::print_newline): New method, resetting any colorization
10862 (diagnostic_show_locus): Move the pp_newline to before the
10863 early bailout. Remove dummy block enclosing the layout instance.
10864 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10865 of pp_newline_and_flush with pp_flush.
10866 (diagnostic_append_note): Delete use of pp_newline.
10867 (diagnostic_append_note_at_rich_loc): Delete.
10868 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10869 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10870 when newline characters are added to the buffer.
10872 2016-01-26 Michael Matz <matz@suse.de>
10874 * configure.ac (ac_cv_std_swap_in_utility): New test.
10875 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10876 * configure: Regenerate.
10877 * config.in: Regenerate.
10879 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10881 * config/arc/arc.md (cstoresi4): Force operand into register.
10882 (arcset<code>): Fix predicate.
10883 (arcsetltu): Likewise.
10884 (arcsetgeu): Likewise.
10885 (arcsethi): Likewise.
10886 (arcsetls): Likewise.
10888 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10890 PR tree-optimization/69483
10891 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10892 if base has error_mark_node type.
10894 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10897 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10898 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10900 (vget_lane_f16): Handle big-endian.
10901 (vgetq_lane_f16): Likewise.
10902 (vset_lane_f16): Likewise.
10903 (vsetq_lane_f16): Likewise.
10904 * config/arm/iterators.md (VQXMOV): Add V8HF.
10905 (VDQ): Add V4HF and V8HF.
10906 (V_reg): Handle V4HF and V8HF.
10907 (Is_float_mode): Likewise.
10908 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
10909 neon_vdup_nv8hf): New patterns.
10910 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
10911 Use VD_LANE iterator.
10912 (neon_vld1_dup<mode>): Use VQ2 iterator.
10914 2016-01-26 Nathan Sidwell <nathan@acm.org>
10916 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
10917 (set_oacc_fn_attrib): Add IS_KERNEL arg.
10918 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
10919 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
10920 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
10921 (oacc_validate_dims): Add LEVEL arg, don't return level.
10922 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
10923 oacc_validate_dims.
10924 (execute_oacc_device_lower): Adjust, add more dump output.
10925 * tree-ssa-loop.c (gate_oacc_kernels): Use
10926 oacc_fn_attrib_kernels_p.
10927 * tree-parloops.c (create_parallel_loop): Adjust
10928 set_oacc_fn_attrib call.
10930 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10933 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
10934 (append_compiler_options): Handle -fcilkplus.
10935 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
10937 2016-01-26 Nick Clifton <nickc@redhat.com>
10940 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
10941 been marked as DECL_ONE_ONLY but we do not the means to make it
10942 so, then do not allow it to bind locally.
10944 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10947 * opts.h (parse_sanitizer_options): New prototype.
10948 * opts.c (sanitizer_opts): New array.
10949 (parse_sanitizer_options): New function.
10950 (common_handle_option): Use parse_sanitizer_options.
10952 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
10955 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
10956 alignment adjustment to ...
10957 (ix86_update_stack_boundary): Here. Don't over-align stack for
10959 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
10960 if __tls_get_addr is called.
10962 2016-01-26 Christian Bruel <christian.bruel@st.com>
10964 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
10966 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
10968 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
10970 2016-01-26 Richard Biener <rguenther@suse.de>
10972 PR middle-end/69467
10973 * match.pd: Guard X * CST CMP 0 pattern with single_use.
10975 2016-01-26 Richard Biener <rguenther@suse.de>
10977 PR tree-optimization/69452
10978 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
10979 (move_computations_dom_walker::before_dom_children): Rename
10981 (move_computations_worker): This.
10982 (move_computations): Perform an RPO rather than a DOM walk.
10984 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10987 * combine.c (combine_instructions): For REG_EQUAL note with
10988 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
10989 to the underlying register.
10990 * doc/rtl.texi (REG_EQUAL): Document the behavior of
10991 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
10993 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
10996 * config/aarch64/aarch64-builtins.c
10997 (aarch64_init_simd_builtin_types): Do not set structural
10998 equality to __Poly{8,16,64,128}_t types.
11000 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11002 PR tree-optimization/69400
11003 * wide-int.cc (wi_pack): Take the precision as argument and
11004 perform canonicalization here rather than in the callers.
11005 Use the main loop to handle all full-width HWIs. Add a
11006 zero HWI if in_len isn't a full result.
11007 (wi::divmod_internal): Update accordingly.
11008 (wi::mul_internal): Likewise. Simplify.
11010 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11011 Sebastian Pop <s.pop@samsung.com>
11013 * graphite-poly.c (apply_poly_transforms): Simplify.
11014 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11015 (print_isl_map): Same.
11016 (print_isl_union_map): Same.
11017 (print_isl_schedule): New.
11018 (debug_isl_schedule): New.
11019 * graphite-dependences.c (scop_get_reads): Do not call
11020 isl_union_map_add_map that is undocumented isl functionality.
11021 (scop_get_must_writes): Same.
11022 (scop_get_may_writes): Same.
11023 (scop_get_original_schedule): Remove.
11024 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11025 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11026 (compute_deps): Remove.
11027 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11028 (debug_schedule_ast): New.
11029 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11030 set_separate_option.
11031 (graphite_regenerate_ast_isl): Add dump.
11032 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11033 from scop->transformed_schedule.
11034 (graphite_regenerate_ast_isl): Add more dump.
11035 * graphite-optimize-isl.c (optimize_isl): Set
11036 scop->transformed_schedule. Check whether schedules are equal.
11037 (apply_poly_transforms): Move here.
11038 * graphite-poly.c (apply_poly_transforms): ... from here.
11039 (free_poly_bb): Static.
11040 (free_scop): Static.
11041 (pbb_number_of_iterations_at_time): Remove.
11042 (print_isl_ast): New.
11043 (debug_isl_ast): New.
11044 (debug_scop_pbb): New.
11045 * graphite-scop-detection.c (print_edge): Move.
11046 (print_sese): Move.
11047 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11048 (build_scop_scattering): Remove.
11049 (create_pw_aff_from_tree): Assert instead of bailing out.
11050 (add_condition_to_pbb): Remove unused code, do not fail.
11051 (add_conditions_to_domain): Same.
11052 (add_conditions_to_constraints): Remove.
11053 (build_scop_context): New.
11054 (add_iter_domain_dimension): New.
11055 (build_iteration_domains): Initialize pbb->iterators.
11056 Call add_conditions_to_domain.
11059 (index_outermost_in_loop): New.
11060 (index_pbb_in_loop): New.
11061 (outermost_pbb_in): New.
11062 (add_in_sequence): New.
11063 (add_outer_projection): New.
11064 (outer_projection_mupa): New.
11065 (add_loop_schedule): New.
11066 (build_schedule_pbb): New.
11067 (build_schedule_loop): New.
11068 (embed_in_surrounding_loops): New.
11069 (build_schedule_loop_nest): New.
11070 (build_original_schedule): New.
11071 (build_poly_scop): Call build_original_schedule.
11072 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11073 (free_poly_dr): Remove.
11074 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11075 (free_poly_bb): Remove.
11076 (debug_loop_vec): Remove.
11077 (print_isl_ast): Declare.
11078 (debug_isl_ast): Declare.
11079 (scop_do_interchange): Remove.
11080 (scop_do_strip_mine): Remove.
11081 (scop_do_block): Remove.
11082 (flatten_all_loops): Remove.
11083 (optimize_isl): Remove.
11084 (pbb_number_of_iterations_at_time): Remove.
11085 (debug_scop_pbb): Declare.
11086 (print_schedule_ast): Declare.
11087 (debug_schedule_ast): Declare.
11088 (struct scop): Remove schedule. Add original_schedule,
11089 transformed_schedule.
11090 (free_gimple_poly_bb): Remove.
11091 (print_generated_program): Remove.
11092 (debug_generated_program): Remove.
11093 (unify_scattering_dimensions): Remove.
11094 * sese.c (print_edge): ... here.
11095 (print_sese): ... here.
11096 (debug_edge): ... here.
11097 (debug_sese): ... here.
11098 * sese.h (print_edge): Declare.
11099 (print_sese): Declare.
11100 (dump_edge): Declare.
11101 (dump_sese): Declare.
11103 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11104 Sebastian Pop <s.pop@samsung.com>
11106 * Makefile.in: Set ISLVER in site.exp.
11108 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11110 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11111 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11112 through DECL_VALUE_EXPR for expansion.
11114 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11116 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11117 the frame info after reload completed.
11119 2016-01-25 Jeff Law <law@redhat.com>
11121 PR tree-optimization/69196
11122 PR tree-optimization/68398
11123 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11124 tree-ssa-threadupdate.c.
11125 (determine_bb_domination_status): Prototype
11126 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11127 (determine_bb_domination_status): No longer static.
11128 (valid_jump_thread_path): Remove code to detect characteristics
11129 of the jump thread path not associated with correctness.
11130 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11131 Correct test for thread path length. Count PHIs for real operands as
11132 statements that need to be copied. Do not count ASSERT_EXPRs.
11133 Look at all the blocks in the thread path. Compute and selectively
11134 filter thread paths based on threading through the latch, threading
11135 a multiway branch or crossing a multiway branch.
11137 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11139 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11140 decl with __attribute__ ((unused)) annotation.
11142 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11145 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11146 of operands is compatible with a statement vectype.
11148 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11150 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11151 improve wording for mixed storage order support.
11153 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11155 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11156 (vcvt_u64_f64): Likewise.
11157 (vcvta_s64_f64): Likewise.
11158 (vcvta_u64_f64): Likewise.
11159 (vcvtm_s64_f64): Likewise.
11160 (vcvtm_u64_f64): Likewise.
11161 (vcvtn_s64_f64): Likewise.
11162 (vcvtn_u64_f64): Likewise.
11163 (vcvtp_s64_f64): Likewise.
11164 (vcvtp_u64_f64): Likewise.
11166 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
11168 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
11169 (arc_init): Check validity mll64 option.
11170 (arc_save_restore): Use double load/store instruction.
11171 (arc_expand_movmem): Likewise.
11172 (arc_split_move): Don't split if we have double load/store
11173 instructions. Returns a boolean.
11174 (arc_process_double_reg_moves): Change function to return boolean
11175 instead of a sequence of instructions.
11176 (arc_dwarf_register_span): New function.
11177 * config/arc/arc-protos.h (arc_split_move): Change prototype.
11178 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
11179 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
11180 (*movdf_insn): Likewise.
11181 * config/arc/arc.opt (mll64): New option.
11182 * config/arc/predicates.md (even_register_operand): New predicate.
11183 * doc/invoke.texi (ARC Options): Add mll64 documentation.
11185 2016-01-25 Richard Biener <rguenther@suse.de>
11188 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
11189 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
11191 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
11193 2016-01-25 Richard Biener <rguenther@suse.de>
11195 PR tree-optimization/69376
11196 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
11198 (VN_INFO_ANTI_RANGE_P): New inline.
11199 (VN_INFO_RANGE_TYPE): Likewise.
11200 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
11201 SSA_NAME_ANTI_RANGE_P.
11202 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
11203 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11204 Properly query VN_INFO_RANGE_TYPE.
11206 2016-01-25 Nick Clifton <nickc@redhat.com>
11209 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
11211 2016-01-23 Tom de Vries <tom@codesourcery.com>
11213 PR tree-optimization/69426
11214 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
11217 2016-01-23 Jakub Jelinek <jakub@redhat.com>
11219 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
11220 "the the" with "the" in the comments.
11221 * ipa-devirt.c (build_type_inheritance_graph,
11222 update_type_inheritance_graph): Likewise.
11223 * tree.c (build_function_type_list_1): Likewise.
11224 * cfgloopmanip.c (scale_loop_profile): Likewise.
11225 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
11226 * gimple-ssa-split-paths.c
11227 (find_block_to_duplicate_for_splitting_paths): Likewise.
11228 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
11229 * expr.c (convert_move): Likewise.
11230 * var-tracking.c (vt_stack_adjustments): Likewise.
11231 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11232 * tree-vrp.c (test_for_singularity): Likewise.
11234 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
11235 directly instead of building a temporary tree.
11238 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
11239 remove <algorithm> include.
11241 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11244 * config/i386/i386.c: Include dojump.h.
11245 (expand_small_movmem_or_setmem,
11246 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
11248 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
11249 if dynamic_check != -1.
11251 2016-01-21 Jeff Law <law@redhat.com>
11253 PR middle-end/69347
11254 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
11255 record_temporary_equivalences. Rewritten to avoid unnecessary calls
11256 into dominated_by_p.
11257 (cprop_into_successor_phis): Avoid unnecessary tests.
11259 2016-01-22 Richard Henderson <rth@redhat.com>
11262 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
11263 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
11265 2016-01-22 Michael Matz <matz@suse.de>
11267 * system.h (string, algorithm): Include only conditionally.
11268 (new): Include always under C++.
11269 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
11270 * final.c (toplevel): Ditto.
11271 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
11272 * genconditions.c (write_header): Make gencondmd.c define
11274 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
11276 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
11277 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
11279 2016-01-22 Christian Bruel <christian.bruel@st.com>
11282 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
11284 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11287 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
11288 define_insn_and_split. Ensure operands[1] and operands[0] do not
11289 get assigned the same register.
11291 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11293 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
11295 2016-01-22 Christian Bruel <christian.bruel@st.com>
11297 * config/arm/arm-c.c (arm_pragma_target_parse):
11298 Remove warn_builtin_macro_redefined overwrite.
11300 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11302 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11303 flag_non_call_exceptions compatibility.
11305 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11308 * dwarf2out.c (add_child_die_after): New function.
11309 (dwarf_qual_info_t): New type.
11310 (dwarf_qual_info): New variable.
11311 (qualified_die_p): New function.
11312 (modified_type_die): For -fdebug-types-section, ensure
11313 canonical order of qualifiers. Put qualified DIEs adjacent
11314 to the corresponding non-qualified type DIE and search there
11315 for existing qualified DIEs.
11317 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11319 * doc/extend.texi (scalar_storage_order type attribute): Document
11320 restriction on type punning and aliasing, and remove future tense.
11322 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11325 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11328 2016-01-21 Jeff Law <law@redhat.com>
11330 PR middle-end/69347
11331 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11332 useless call to record_temporary_equivalences.
11333 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11334 allocate 10 slots in the bb_path vector and let it grow as needed.
11335 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11338 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11340 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11342 * configure: Regenerate.
11344 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11346 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11347 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11349 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11351 PR middle-end/66178
11352 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11353 drop EXPAND_INITIALIZER.
11354 * rtl.h (contains_symbolic_reference_p): Declare.
11355 * rtlanal.c (contains_symbolic_reference_p): New function.
11356 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11357 a subtraction into a NOT if symbolic constants are involved.
11359 2016-01-21 Anton Blanchard <anton@samba.org>
11360 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11363 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11365 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11368 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11370 * config/microblaze/microblaze.c
11371 (get_branch_target): New.
11372 (insert_wic_for_ilb_runout): New.
11374 (microblaze_machine_dependent_reorg): New.
11375 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11376 * config/microblaze/microblaze.md
11377 (UNSPEC_IPREFETCH): Define.
11378 (iprefetch): New pattern
11379 * config/microblaze/microblaze.opt
11380 (mxl-prefetch): New flag.
11382 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11384 * config/microblaze/microblaze.h
11385 (FIXED_REGISTERS): Update in macro.
11386 (CALL_USED_REGISTERS): Update in macro.
11388 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11390 PR rtl-optimization/68920
11391 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11394 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11396 PR rtl-optimization/68990
11397 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11398 pseudo instead of inheritance ones.
11400 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11401 Nick Clifton <nickc@redhat.com>
11405 * config/mips/mips.c (mips_compute_frame_info): Initialise
11406 args_size and hard_frame_pointer_offset fields of the frame
11407 structure before calling mips_global_pointer.
11409 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11411 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11413 * configure: Regenerate.
11415 2016-01-21 Richard Biener <rguenther@suse.de>
11417 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11419 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11421 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11422 to actually emit the .size directive.
11424 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11425 Jakub Jelinek <jakub@redhat.com>
11429 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11430 args array size by one to avoid buffer overflow.
11432 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11434 * config/s390/s390.md (pool_section_start): Use switch_to_section
11435 to select proper read-only data section instead of hardcoding
11437 (pool_section_end): Use switch_to_section to match the above.
11439 2016-01-21 Richard Biener <rguenther@suse.de>
11441 PR tree-optimization/69378
11442 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11443 (set_ssa_val_to): Use it for dominance checks taking into
11444 account not executable edges.
11446 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11449 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11450 for bitsize instead of GET_MODE_PRECISION (mode).
11452 2016-01-20 Martin Sebor <msebor@redhat.com>
11455 * extend.texi (__sync Builtins): Clarify the semantics of
11456 __sync_fetch_and_OP built-ins on pointers.
11457 (__atomic Builtins): Same.
11459 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11460 Sebastian Pop <s.pop@samsung.com>
11462 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11463 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11464 (is_valid_rename): Same.
11465 (translate_isl_ast_to_gimple::get_rename): Same.
11466 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11467 (translate_isl_ast_to_gimple::rename_uses): Same.
11468 (get_new_name): Check for close_phi nodes.
11469 (copy_loop_phi_args): Use phi_node_kind.
11470 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11471 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11473 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11474 Sebastian Pop <s.pop@samsung.com>
11476 Revert commit r229783.
11477 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11478 Remove use of parameter_rename_map.
11479 (copy_def): Remove.
11480 (copy_internal_parameters): Remove.
11481 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11482 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11483 (free_sese_info): Do not free parameter_rename_map.
11484 (set_rename): Do not use parameter_rename_map.
11485 (rename_uses): Update call to set_rename.
11486 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11487 * sese.h (parameter_rename_map_t): Remove.
11488 (struct sese_info_t): Remove field parameter_rename_map.
11490 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11491 Sebastian Pop <s.pop@samsung.com>
11493 * graphite-isl-ast-to-gimple.c: Fix comment.
11494 * graphite-scop-detection.c (defined_in_loop_p): New.
11495 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11496 names defined in loop.
11498 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11499 Sebastian Pop <s.pop@samsung.com>
11501 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11502 Discard unstructured if-then-else regions.
11504 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11505 Sebastian Pop <s.pop@samsung.com>
11507 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11508 (cleanup_loop_iter_dom): Remove.
11509 (build_loop_iteration_domains): Remove.
11510 (build_scop_context): Remove.
11511 (build_scop_iteration_domain): Remove.
11512 (add_loop_constraints): New.
11513 (build_iteration_domains): New.
11514 (build_poly_scop): Call build_iteration_domains.
11516 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11517 Sebastian Pop <s.pop@samsung.com>
11519 * graphite-scop-detection.c
11520 (scop_detection::harmful_loop_in_region): Free dom and loops.
11521 (scop_detection::loop_body_is_valid_scop): Free bbs.
11523 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11524 Sebastian Pop <s.pop@samsung.com>
11526 * graphite-scop-detection.c (record_loop_in_sese): New.
11527 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11528 (build_scops): Remove call to build_sese_loop_nests.
11529 * sese.c (sese_record_loop): Remove.
11530 (build_sese_loop_nests): Remove.
11531 (new_sese_info): Remove region->loops.
11532 (free_sese_info): Same.
11533 * sese.h (sese_contains_loop): Same.
11534 (build_sese_loop_nests): Remove.
11535 (sese_contains_loop): Remove.
11537 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11538 Sebastian Pop <s.pop@samsung.com>
11540 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11541 loop_is_valid_in_scop.
11542 (scop_detection::harmful_stmt_in_region): Renamed
11543 harmful_loop_in_region.
11544 Call loop_is_valid_in_scop.
11546 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11547 Sebastian Pop <s.pop@samsung.com>
11549 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11552 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11553 Sebastian Pop <s.pop@samsung.com>
11555 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11556 * graphite.h (struct poly_bb): Remove field is_reduction.
11557 (PBB_IS_REDUCTION): Remove.
11559 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11560 Sebastian Pop <s.pop@samsung.com>
11562 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11563 (add_pdr_constraints): Same.
11564 (scop_get_reads): Same.
11565 (scop_get_must_writes): Same.
11566 (scop_get_may_writes): Same.
11567 (scop_get_original_schedule): Same.
11568 (extend_schedule): Same.
11569 (apply_schedule_on_deps): Same.
11570 (carries_deps): Same.
11571 (compute_deps): Same.
11572 (scop_get_dependences): Same.
11573 * graphite-isl-ast-to-gimple.c
11574 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11575 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11576 (get_schedule_for_band_list): Same.
11577 (get_schedule_map): Same.
11578 (apply_schedule_map_to_scop): Same.
11579 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11580 (build_loop_iteration_domains): Same.
11581 (add_condition_to_pbb): Same.
11582 (add_param_constraints): Same.
11583 (pdr_add_memory_accesses): Same.
11584 (pdr_add_data_dimensions): Same.
11586 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11588 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11591 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11593 * common.opt (feliminate-dwarf2-dups): Replace references to
11594 "DWARF 2" with just "DWARF".
11595 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11596 * doc/extend.texi: Likewise.
11597 * doc/cpp.texi: Likewise.
11598 * doc/invoke.texi: Likewise.
11599 (Option Summary): Add -gdwarf to list of Debugging Options.
11600 (Debugging Options): Document -gdwarf.
11601 * doc/contrib.texi: Spell "DWARF" like that.
11603 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11605 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11606 warning. Fix up formatting.
11608 PR middle-end/67653
11609 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11610 attempt to mark memory input operand addressable and
11611 call prepare_gimple_addressable in that case. Don't adjust
11612 input_location for diagnostics, use error_at instead.
11614 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11616 * config/rs6000/ppc-auxv.h: New file.
11617 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11618 (cpu_is): Likewise.
11619 (cpu_supports): Likewise.
11620 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11621 (cpu_is_info): New variable.
11622 (cpu_supports_info): Likewise.
11623 (tcb_verification_symbol): Likewise.
11624 (cpu_builtin_p): Likewise.
11625 (cpu_expand_builtin): New function.
11626 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11627 (rs6000_init_builtins): Likewise.
11628 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11629 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11630 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11631 * configure: Regenerate.
11632 * config.in: Likewise.
11633 * doc/extend.texi (PowerPC Built-in Functions): Document
11634 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11636 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11639 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11641 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11644 2016-01-20 Richard Henderson <rth@redhat.com>
11650 * tree.c (tm_define_builtin): New.
11651 (find_tm_vector_type): New.
11652 (build_tm_vector_builtins): New.
11653 (build_common_builtin_nodes): Call it.
11655 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11657 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11658 (arm_fp_ok): Likewise.
11659 (arm_fp): Likewise.
11660 (arm_crypto): Likewise.
11662 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11663 Richard Biener <rguenther@suse.de>
11665 PR tree-optimization/69328
11666 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11667 vectors have same number of elements.
11668 (vectorizable_condition): Fix masked version recognition.
11670 2016-01-20 Richard Biener <rguenther@suse.de>
11672 PR tree-optimization/69345
11673 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11674 (VN_INFO_PTR_INFO): Likewise.
11675 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11676 info when it is equal between non-dominating SSA names.
11677 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11678 Make sure to look at original SSA infos.
11680 2016-01-20 Jeff Law <law@redhat.com>
11683 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11685 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11686 (pc_or_label_operand): New predicate.
11687 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11688 tests for small integers that are 2^n - 1.
11690 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11692 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11694 2016-01-19 Jeff Law <law@redhat.com>
11696 PR middle-end/69347
11697 * tree-ssa-threadbackwards.c
11698 (fsm_find_control_statement_thread_paths): Do not try to lookup
11699 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11701 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11703 * doc/lto.texi: Remove text that says only Gold has linker plugin
11706 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11708 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11709 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11710 the DIE accordingly.
11711 (modified_type_die): Add REVERSE parameter and pass it recursively,
11712 as well as to base_type_die. Adjust presence check accordingly.
11713 (base_type_for_mode): Adjust call to modified_type_die.
11714 (add_type_attribute): Add REVERSE parameter and pass it to
11716 (generic_parameter_die): Adjust call to add_type_attribute.
11717 (add_scalar_info): Likewise.
11718 (add_subscript_info): Likewise.
11719 (gen_array_type_die): Likewise.
11720 (gen_descr_array_type_die): Likewise.
11721 (gen_entry_point_die): Likewise.
11722 (gen_enumeration_type_die): Likewise.
11723 (gen_formal_parameter_die): Likewise.
11724 (gen_subprogram_die): Likewise.
11725 (gen_variable_die ): Likewise.
11726 (gen_const_die): Likewise.
11727 (gen_field_die): Likewise.
11728 (gen_pointer_type_die): Likewise.
11729 (gen_reference_type_die): Likewise.
11730 (gen_ptr_to_mbr_type_die): Likewise.
11731 (gen_inheritance_die): Likewise.
11732 (gen_subroutine_type_die): Likewise.
11733 (gen_typedef_die): Likewise.
11734 (force_type_die): Adjust call to modified_type_die.
11736 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11738 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11739 flow throughout the file. Fix broken link to Objective-C 2.0
11741 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11744 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11746 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11748 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11751 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11752 (maybe_record_node): Record cxa_pure_virtual as the only possible
11753 target if there are not ohter candidates.
11754 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11756 2016-01-19 Richard Biener <rguenther@suse.de>
11758 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11759 (get_memory_order): Likewise.
11761 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11763 * tree-vect-stmts.c (vectorizable_store): Check
11766 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11769 * gcc.c (driver::decode_argv): Add call to
11770 init_opts_obstack before init_options_struct.
11771 * opts.c (init_opts_obstack): Remove idempotency.
11772 (init_options_struct): Replace call to init_opts_obstack
11773 with a gcc_assert to verify that it has already been called.
11774 * toplev.c (toplev::main): Add call to init_opts_obstack before
11775 calls to init_options_struct.
11776 (toplev::finalize): Move cleanup of opts_obstack next to
11777 cleanup of save_decoded_options, clearing the latter, and
11778 save_decoded_options_count.
11780 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11783 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11784 attribute to unconditional. Remove %? from output template.
11786 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11787 Jiong Wang <jiong.wang@arm.com>
11789 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11790 generated from different expand order.
11792 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11794 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11795 Add support for CCMP costing.
11797 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11799 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11800 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11801 (fccmpe<mode>): Likewise.
11802 (fcmp): Rename to fcmp and globalize pattern.
11804 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11805 (aarch64_gen_ccmp_next): Add FP support.
11807 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11809 * target.def (gen_ccmp_first): Update documentation.
11810 (gen_ccmp_next): Likewise.
11811 * doc/tm.texi (gen_ccmp_first): Update documentation.
11812 (gen_ccmp_next): Likewise.
11813 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11814 expand_ccmp_expr_1. Improve comments.
11815 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11816 (ccmp_ior<mode>): Remove pattern.
11817 (cmp<mode>): Remove expand.
11818 (cmp): Globalize pattern.
11819 (cstorecc4): Use cc_register.
11820 (mov<mode>cc): Remove ccmp_cc_register check.
11821 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11822 Simplify after removal of CC_DNE/* modes.
11823 (aarch64_ccmp_mode_to_code): Remove.
11824 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11825 In 'k' case use integer as condition.
11826 (aarch64_nzcv_codes): Remove inverted cases.
11827 (aarch64_code_to_ccmode): Remove.
11828 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11829 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11830 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11831 pattern. Return the comparison with CC register. Invert conditions
11832 when bitcode is OR.
11833 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11834 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11836 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11838 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11839 instrumented_version.
11841 2016-01-19 Richard Biener <rguenther@suse.de>
11843 PR tree-optimization/69336
11844 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11845 handled components with get_ref_base_and_extent.
11846 (equal_mem_array_ref_p): Adjust.
11848 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11851 * shrink-wrap.c: Include valtrack.h.
11852 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11853 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11854 in between insn and where it will be moved to. Call
11855 dead_debug_insert_temp.
11856 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11857 first and dead_debug_local_finish at the end.
11858 For uses and defs bitmap, handle all regs in between REGNO and
11859 END_REGNO, not just the first one.
11861 2016-01-19 Richard Biener <rguenther@suse.de>
11863 PR tree-optimization/69352
11864 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11865 (equal_mem_array_ref_p): Constrain size and max size properly.
11866 Compare the reverse flag.
11868 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11870 * ira.c (ira): Update regstat data if we deleted insns.
11872 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11874 PR rtl-optimization/68955
11875 PR rtl-optimization/64557
11876 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11877 here. Fix up formatting.
11878 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11880 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11883 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11884 assume that the node has body.
11885 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11888 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11890 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11893 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11895 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
11896 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11898 2016-01-19 Martin Jambor <mjambor@suse.cz>
11899 Martin Liska <mliska@suse.cz>
11900 Michael Matz <matz@suse.de>
11902 * Makefile.in (OBJS): Add new source files.
11903 (GTFILES): Add hsa.c.
11904 * common.opt (disable_hsa): New variable.
11905 (-Whsa): New warning.
11906 * config.in (ENABLE_HSA): New.
11907 * configure.ac: Treat hsa differently from other accelerators.
11908 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
11909 $enable_offloading.
11910 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
11911 * doc/install.texi (Configuration): Document --with-hsa-runtime,
11912 --with-hsa-runtime-include, --with-hsa-runtime-lib and
11913 --with-hsa-kmt-lib.
11914 * doc/invoke.texi (-Whsa): Document.
11915 (hsa-gen-debug-stores): Likewise.
11916 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
11917 to invoke offload compiler for hsa acclerator.
11918 * opts.c (common_handle_option): Determine whether HSA offloading
11919 should be performed.
11920 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
11921 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
11922 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
11923 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
11924 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
11925 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
11926 GF_OMP_FOR_KIND_GRID_LOOP.
11927 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
11928 (pp_gimple_stmt_1): Likewise.
11929 * gimple-walk.c (walk_gimple_stmt): Likewise.
11930 * gimple.c (gimple_build_omp_grid_body): New function.
11931 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
11932 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
11933 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
11934 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
11935 GF_OMP_TEAMS_GRID_PHONY.
11936 (gimple_statement_omp_single_layout): Updated comments.
11937 (gimple_build_omp_grid_body): New function.
11938 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
11939 (gimple_omp_for_grid_phony): New function.
11940 (gimple_omp_for_set_grid_phony): Likewise.
11941 (gimple_omp_parallel_grid_phony): Likewise.
11942 (gimple_omp_parallel_set_grid_phony): Likewise.
11943 (gimple_omp_teams_grid_phony): Likewise.
11944 (gimple_omp_teams_set_grid_phony): Likewise.
11945 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
11946 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
11947 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
11948 (BUILT_IN_GOMP_TARGET): Updated type.
11949 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
11950 (adjust_for_condition): New function.
11951 (get_omp_for_step_from_incr): Likewise.
11952 (extract_omp_for_data): Moved parts to adjust_for_condition and
11953 get_omp_for_step_from_incr.
11954 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
11955 (fixup_child_record_type): Bail out if receiver_decl is NULL.
11956 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
11957 (scan_omp_parallel): Do not create child functions for phony
11959 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
11960 (scan_omp_1_op): Checking assert we are not remapping to
11961 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
11962 (parallel_needs_hsa_kernel_p): New function.
11963 (expand_parallel_call): Register apprpriate parallel child
11964 functions as HSA kernels.
11965 (grid_launch_attributes_trees): New type.
11966 (grid_attr_trees): New variable.
11967 (grid_create_kernel_launch_attr_types): New function.
11968 (grid_insert_store_range_dim): Likewise.
11969 (grid_get_kernel_launch_attributes): Likewise.
11970 (get_target_argument_identifier_1): Likewise.
11971 (get_target_argument_identifier): Likewise.
11972 (get_target_argument_value): Likewise.
11973 (push_target_argument_according_to_value): Likewise.
11974 (get_target_arguments): Likewise.
11975 (expand_omp_target): Call get_target_arguments instead of looking
11976 up for teams and thread limit.
11977 (grid_expand_omp_for_loop): New function.
11978 (grid_arg_decl_map): New type.
11979 (grid_remap_kernel_arg_accesses): New function.
11980 (grid_expand_target_kernel_body): New function.
11981 (expand_omp): Call it.
11982 (lower_omp_for): Do not emit phony constructs.
11983 (lower_omp_taskreg): Do not emit phony constructs but create for them
11984 a temporary variable receiver_decl.
11985 (lower_omp_taskreg): Do not emit phony constructs.
11986 (lower_omp_teams): Likewise.
11987 (lower_omp_grid_body): New function.
11988 (lower_omp_1): Call it.
11989 (grid_reg_assignment_to_local_var_p): New function.
11990 (grid_seq_only_contains_local_assignments): Likewise.
11991 (grid_find_single_omp_among_assignments_1): Likewise.
11992 (grid_find_single_omp_among_assignments): Likewise.
11993 (grid_find_ungridifiable_statement): Likewise.
11994 (grid_target_follows_gridifiable_pattern): Likewise.
11995 (grid_remap_prebody_decls): Likewise.
11996 (grid_copy_leading_local_assignments): Likewise.
11997 (grid_process_kernel_body_copy): Likewise.
11998 (grid_attempt_target_gridification): Likewise.
11999 (grid_gridify_all_targets_stmt): Likewise.
12000 (grid_gridify_all_targets): Likewise.
12001 (execute_lower_omp): Call grid_gridify_all_targets.
12002 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12003 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12004 (tree_omp_clause): Added union field dimension.
12005 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12006 * tree.c (omp_clause_num_ops): Added number of arguments of
12007 OMP_CLAUSE__GRIDDIM_.
12008 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12009 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12010 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12011 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12012 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12013 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12014 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12015 * tree-pass.h (make_pass_gen_hsail): Declare.
12016 (make_pass_ipa_hsa): Likewise.
12017 * ipa-hsa.c: New file.
12018 * lto-section-in.c (lto_section_name): Add hsa section name.
12019 * lto-streamer.h (lto_section_type): Add hsa section.
12020 * timevar.def (TV_IPA_HSA): New.
12021 * hsa-brig-format.h: New file.
12022 * hsa-brig.c: New file.
12023 * hsa-dump.c: Likewise.
12024 * hsa-gen.c: Likewise.
12027 * toplev.c (compile_file): Call hsa_output_brig.
12028 * hsa-regalloc.c: New file.
12030 2016-01-18 Jeff Law <law@redhat.com>
12032 PR tree-optimization/69320
12033 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12034 ranged object, do nothing if the RHS constant is not [0..1].
12035 (optimize_stmt): Comparing a boolean ranged object against a
12036 constant outside [0..1] results in a compile-time constant.
12038 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12041 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12043 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12044 (Option Summary): Update to reflect new section and moved options.
12045 (C++ Dialect Options): Move -fstats to new section.
12046 (Debugging Options): Move all dump, statistics, and other GCC
12047 developer options to new section. Rewrite section introduction
12048 and re-order remaining options to put the more basic ones first.
12049 (Optimization Options): Move -fira-verbose and -flto-report* to
12051 (Developer Options): New section incorporating moved options.
12052 * doc/cppopts.texi (-dM): Update cross-reference.
12054 2016-01-18 Richard Henderson <rth@redhat.com>
12057 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12058 operands to pseudo only if CSE is expected. Split long immediate
12059 operands only after reload, and for the stack pointer.
12060 (*add<GPI>3_pluslong): Remove.
12061 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12062 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12063 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12064 (*add<GPI>3 peepholes): New.
12065 (*add<GPI>3 splitters): New.
12066 * config/aarch64/constraints.md (Upl): New.
12067 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12069 2016-01-18 Richard Biener <rguenther@suse.de>
12071 PR tree-optimization/69297
12072 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12074 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12076 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12078 PR middle-end/68542
12079 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12080 of mixind vector and scalar types.
12081 (fold_relational_const): Add handling of vector
12082 comparison with boolean result.
12083 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12084 comparison of vector operands with boolean result for EQ/NE only.
12085 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12086 (verify_gimple_cond): Likewise.
12087 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12090 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12092 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12095 2016-01-18 Richard Biener <rguenther@suse.de>
12097 PR middle-end/69308
12098 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12100 2016-01-18 Tom de Vries <tom@codesourcery.com>
12102 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12104 2016-01-18 Tom de Vries <tom@codesourcery.com>
12106 * omp-low.c (set_oacc_fn_attrib): Make extern.
12107 * omp-low.h (set_oacc_fn_attrib): Declare.
12108 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12109 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12110 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12111 Add and handle function parameter oacc_kernels_p.
12112 (find_reduc_addr, get_omp_data_i_param): New function.
12113 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12114 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12115 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12116 Calculate dominance info. Skip loops that are not in a kernels region
12117 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12118 (pass_parallelize_loops::execute): Call parallelize_loops with
12119 oacc_kernels_p argument.
12120 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12121 New member function.
12122 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12123 * passes.def: Add argument to pass_parallelize_loops instantation.
12125 2016-01-18 Tom de Vries <tom@codesourcery.com>
12127 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12128 pass_parallelize_loops to be run outside the loop pipeline.
12130 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12132 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12133 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12135 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12138 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12139 using get_ref_base_and_extent.
12140 (equal_mem_array_ref_p): New.
12141 (hashable_expr_equal_p): Add call to previous.
12143 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12146 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12147 (sra_initialize): Allocate disqualified_constants.
12148 (sra_deinitialize): Free disqualified_constants.
12149 (disqualify_candidate): Update disqualified_constants when appropriate.
12150 (create_access): Scan for constant-pool entries as we go along.
12151 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12152 (maybe_add_sra_candidate): Allow constant-pool entries.
12153 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12154 (initialize_constant_pool_replacements): New.
12155 (sra_modify_assign): Avoid mangling assignments created by previous,
12156 and don't generate writes into constant pool.
12157 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12159 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12161 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12162 andnot instruction.
12163 (scalar_chain::convert_op): Likewise.
12164 * config/i386/i386.md (*andndi3_doubleword): New.
12166 2016-01-18 Richard Biener <rguenther@suse.de>
12168 PR tree-optimization/69170
12169 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
12170 building a vector from scalar results of a pattern stmt.
12172 2016-01-18 Jakub Jelinek <jakub@redhat.com>
12174 * haifa-sched.c (autopref_multipass_init): Work around
12175 -Wmaybe-uninitialized warning.
12177 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
12179 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
12180 against the constant 0.
12182 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12184 PR tree-optimization/68799
12185 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
12186 look up phi candidates in the statement-candidate map.
12187 (phi_add_costs): Likewise.
12188 (record_phi_increments): Likewise.
12189 (phi_incr_cost): Likewise.
12190 (ncd_with_phi): Likewise.
12191 (all_phi_incrs_profitable): Likewise.
12193 2016-01-17 Jakub Jelinek <jakub@redhat.com>
12195 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
12196 -Wmaybe-uninitialized warning.
12198 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
12200 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12201 (Option Summary): Update to reflect new section and moved options.
12202 (C++ Dialect Options): Move -fvtable-verify and related options.
12203 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
12204 and profiling-related options.
12205 (Optimization Options): Move profile generation options and
12206 -fstack-protector and related options.
12207 (Instrumentation Options): New section incorporating moved options.
12208 (Code Generation Options): Move -finstrument-functions and
12209 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
12211 2016-01-16 Tom de Vries <tom@codesourcery.com>
12213 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
12215 2016-01-16 Tom de Vries <tom@codesourcery.com>
12217 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
12219 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
12221 * hash-table.h (hash_table::empty): Turn into an inline wrapper
12222 that checks whether the table is already empty. Rename the
12223 original implementation to...
12224 (hash_table::empty_slot): ...this new private function.
12226 2016-01-15 David Malcolm <dmalcolm@redhat.com>
12228 PR diagnostic/68899
12229 * diagnostic-show-locus.c (layout::print_source_line): Move x
12230 offset of line until after call to
12231 get_line_width_without_trailing_whitespace.
12233 2016-01-15 Jeff Law <law@redhat.com>
12235 PR tree-optimization/69270
12236 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
12237 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
12238 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
12239 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
12240 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12241 ssa_name_has_boolean_range and constant_boolean_node.
12243 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
12245 PR rtl-optimization/69030
12246 * lra-spills.c (remove_pseudos): Check nrefs and make the function
12248 (spill_pseudos): Delete debug insn for dead pseudo.
12249 (lra_spill): Initiate spill_hard_reg and slots memory separately.
12251 2016-01-15 Jiong Wang <jiong.wang@arm.com>
12253 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
12255 (TYPES_UNOPUS): Likewise.
12256 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
12257 builtin type, from UNOP to UNOPUS.
12258 (lbtruncuv4sf): Likewise.
12259 (lbtruncuv2df): Likewise.
12260 (lrounduv2sf): Likewise.
12261 (lrounduv4sf): Likewise.
12262 (lrounduv2df): Likewise.
12263 (lroundusf): Likewise.
12264 (lroundusf): Likewise.
12265 (lceiluv2sf): Likewise.
12266 (lceiluv4sf): Likewise.
12267 (lceiluv2df): Likewise.
12268 (lceilusf): Likewise.
12269 (lceiludf): Likewise.
12270 (lflooruv2sf): Likewise.
12271 (lflooruv4sf): Likewise.
12272 (lflooruv2df): Likewise.
12273 (lfloorusf): Likewise.
12274 (lfloorudf): Likewise.
12275 (lfrintnuv2sf): Likewise.
12276 (lfrintnuv4sf): Likewise.
12277 (lfrintnuv2df): Likewise.
12278 (lfrintnusf): Likewise.
12279 (lfrintnudf): Likewise.
12280 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
12282 (vcvtq_u32_f32): Likewise.
12283 (vcvtq_u64_f64): Likewise.
12284 (vcvta_u32_f32): Likewise.
12285 (vcvtaq_u32_f32): Likewise.
12286 (vcvtaq_u64_f64): Likewise.
12287 (vcvtm_u32_f32): Likewise.
12288 (vcvtmq_u32_f32): Likewise.
12289 (vcvtmq_u64_f64): Likewise.
12290 (vcvtn_u32_f32): Likwise.
12291 (vcvtnq_u32_f32): Likewise.
12292 (vcvtnq_u64_f64): Likewise.
12293 (vcvtp_u32_f32): Likewise.
12294 (vcvtpq_u32_f32): Likewise.
12295 (vcvtpq_u64_f64): Likewise.
12296 (vcvtmd_u64_f64): Likewise.
12297 (vcvtms_u32_f32): Likewise.
12298 (vcvtad_u64_f64): Likewise.
12299 (vcvtas_u32_f32): Likewise.
12300 (vcvtnd_u64_f64): Likewise.
12301 (vcvtns_u32_f32): Likewise.
12302 (vcvtpd_u64_f64): Likewise.
12303 (vcvtps_u32_f32): Likewise.
12305 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12307 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12308 CSEL of zero_extended registers.
12310 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12312 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12313 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12315 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12317 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12318 false when argument string is not found in the attributes table
12321 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12324 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12325 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12326 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12327 precision estimate.
12329 2016-01-15 Richard Biener <rguenther@suse.de>
12331 PR tree-optimization/66856
12332 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12333 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12334 (vect_create_new_slp_node): Increment stmt reference count.
12335 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12336 an SLP tree before swapping operands.
12337 (vect_build_slp_tree): Likewise.
12338 (destroy_bb_vec_info): Free stmt info after SLP instances.
12339 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12340 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12341 (STMT_VINFO_NUM_SLP_USES): New macro.
12343 2016-01-15 Richard Biener <rguenther@suse.de>
12346 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12347 (add_linkage_name): ... here.
12348 (gen_typedef_die): Use add_linkage_name_raw instead of
12349 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12352 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12354 * gimplify.c (oacc_default_clause): Decode reference and pointer
12355 types for both kernels and parallel regions.
12357 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12359 PR middle-end/69246
12360 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12362 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12364 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12365 (convert_scalars_to_vector): Likewise.
12367 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12369 * doc/extend.texi (Type Traits): Fix grammar.
12371 2016-01-15 Martin Jambor <mjambor@suse.cz>
12373 * tree-inline.c (remap_decl): Use existing dclarations if
12374 remapping a type and prevent_decl_creation_for_types.
12375 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12376 decls first. Do real remapping with
12377 prevent_decl_creation_for_types set.
12378 * tree-inline.h (copy_body_data): New field
12379 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12382 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12384 * config/s390/s390.opt (mmvcle): More verbose help text.
12386 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12388 * config/s390/s390.opt: Add period to -mzvector option text.
12390 2016-01-15 Richard Biener <rguenther@suse.de>
12392 PR tree-optimization/68961
12393 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12394 of invariants in stores again.
12396 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12398 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12400 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12402 * config/i386/i386.c (ix86_expand_branch): Don't split
12403 DI mode xor instruction to SI mode.
12405 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12408 * ipa-icf.c (sem_function::merge): Virtual functions may become
12409 reachable even if they address is not taken and there are no
12412 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12414 * lto-streamer-out.c (subtract_estimated_size): New function.
12415 (get_symbol_initial_value): Use it.
12417 2016-01-15 Christian Bruel <christian.bruel@st.com>
12420 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12421 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12422 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12423 use add_builtin_function_ext_scope instead of add_builtin_function.
12424 (neon_set_p, neon_crypto_set_p): Remove.
12425 (arm_init_builtins): Always call arm_init_neon_builtins and
12426 arm_init_crypto_builtins.
12427 (arm_expand_builtin): Check that builtins are allowed for the arch.
12428 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12429 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12430 arm_init_neon_builtins call.
12432 2016-01-15 Richard Biener <rguenther@suse.de>
12434 PR tree-optimization/69117
12435 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12436 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12437 of the leader conservatively.
12438 (free_scc_vn): Restore original SSA name infos.
12440 2016-01-14 Jeff Law <law@redhat.com>
12442 PR tree-optimization/69270
12443 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12444 single bit of precision, verify it's also unsigned.
12445 (record_edge_info): Use constant_boolean_node rather than fold_convert
12446 to convert boolean_true/boolean_false to the right type.
12448 2016-01-14 Richard Henderson <rth@redhat.com>
12451 * loop-doloop.c (record_reg_sets): New.
12452 (doloop_optimize): Reject the transform if the sequence
12453 clobbers registers live at the end of the loop block.
12454 (doloop_optimize_loops): Enable df_live if needed.
12456 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12458 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12459 * config/rs6000/rs6000.c: Likewise.
12460 * config/rs6000/rs6000.h: Likewise.
12461 * config/rs6000/rs6000.md: Likewise.
12462 * doc/extend.texi: Likewsie.
12464 2016-01-14 Jeff Law <law@redhat.com>
12466 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12469 2016-01-14 Richard Henderson <rth@redhat.com>
12473 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12474 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12475 instead of builtin_decl_declared_p to test for declaration.
12477 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12479 * doc/loop.texi (Loop Analysis and Representation): Document
12480 loop_depth function.
12482 2016-01-14 Tom de Vries <tom@codesourcery.com>
12484 PR tree-optimization/68773
12485 * omp-low.c (expand_omp_target): Don't set force_output.
12486 * varpool.c (varpool_node::get_create): Same.
12487 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12488 offload_funcs with force_output.
12490 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12493 * lra-eliminations.c (move_plus_up): Don't change anything if either
12494 the outer or inner subreg mode is not MODE_INT.
12495 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12496 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12498 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12500 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12501 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12502 reduc_uplus_@var{m}): Remove.
12503 * expr.c (expand_expr_real_2): Remove expansion path for
12504 reduc_[us](min|max|plus) optabs.
12505 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12506 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12507 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12508 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12509 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12510 reduc_[us](min|max|plus) optabs.
12512 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12514 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12515 (reduc_plus_scal_v2sf): New.
12516 (reduc_smax_v2sf): Rename to...
12517 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12518 (reduc_smin_v2sf): Rename to...
12519 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12521 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12523 * alias.c (compare_base_symbol_refs): New function.
12524 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12527 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12529 PR middle-end/68146
12530 PR tree-optimization/69155
12531 * tree-complex.c: Include cfganal.h.
12532 (phis_to_revisit): New variable.
12533 (extract_component): Add phiarg_p argument. Assert that returned
12534 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12535 (update_phi_components): Partly rewrite to use loop over real/imag
12536 components instead of code duplication. If extract_component returns
12537 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12538 create_tmp_reg into the PHI node instead, and mention the phi triplet
12539 in phis_to_revisit.
12540 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12541 in phis_to_revisit at the end.
12543 2016-01-14 Richard Biener <rguenther@suse.de>
12545 PR tree-optimization/68060
12546 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12547 outer loop reduction is only used in the inner loop before
12548 detecting a double reduction.
12550 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12553 * combine.c (expand_field_assignment): Punt if compute_mode is
12554 unsupported scalar mode.
12556 2016-01-14 Richard Biener <rguenther@suse.de>
12558 PR tree-optimization/66856
12559 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12560 SLP node only if it built successfully.
12561 (vect_analyze_slp_instance): Adjust.
12563 2016-01-14 Jeff Law <law@redhat.com>
12565 PR tree-optimization/69270
12566 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12567 (record_edge_info): Use it. Convert boolean_{true,false}_node
12568 to the type of op0.
12570 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12573 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12574 use block_ultimate_origin
12575 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12577 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12579 * doc/invoke.texi (Submodel Options): Rename section to
12580 "Machine-Dependent Options" to better reflect its content.
12581 Rewrite introductory text to remove archaic CPU names.
12584 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12586 * doc/invoke.texi (Code Gen Options): Move section up in file,
12587 before target-specific options. Update menu and option summary
12588 to reflect the new section ordering.
12590 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12592 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12593 (C++ Dialect Options): Add cross-reference to -std option.
12594 * doc/standards.texi (C++ Language): Document C++14 support.
12596 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12598 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12599 for pack/unpack functions for __ibm128.
12600 (PACK_IF): Likewise.
12601 (UNPACK_IF): Likewise.
12603 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12604 support for __ibm128 pack/unpack functions.
12605 (rs6000_invalid_builtin): Likewise.
12606 (rs6000_init_builtins): Likewise.
12607 (rs6000_opt_masks): Likewise.
12609 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12610 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12612 (RS6000_BTM_COMMON): Likewise.
12614 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12615 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12616 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12617 128-bit floating point. Add support for the double values to be
12618 in Altivec registers for TF/IF packing and unpacking, but restrict
12619 TD packing sub-fields to be FPR registers. Don't allow overlapped
12620 register support for packing. Allow pack inputs to be memory
12621 locations. Don't build generator functions for unpack<mode>_dm
12622 and unpack<mode>_nodm.
12623 (unpack<mode>_dm): Likewise.
12624 (unpack<mode>_nodm): Likewise.
12625 (pack<mode>): Likewise.
12627 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12628 built-in functions to pack/unpack explicit __ibm128 values.
12629 (__builtin_unpack_ibm128): Likewise.
12631 * doc/extend.texi (PowerPC Built-in Functions): Document
12632 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12634 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12637 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12638 Add new arg loc and pass it down as context.
12639 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12640 to the location to use for the warning.
12641 (check_function_arguments): New arg loc. All callers changed. Pass
12642 it to check_function_nonnull.
12643 * c-common.h (check_function_arguments): Adjust declaration.
12645 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12647 PR tree-optimization/69156
12648 * gimple.c (validate_type): Removed.
12649 (gimple_builtin_call_types_compatible_p): Use
12650 useless_type_conversion_p instead of validate_type.
12651 * value-prof.c (gimple_stringop_fixed_value): Fold
12652 icall_size to correct type.
12654 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12656 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12659 2016-01-13 Richard Henderson <rth@redhat.com>
12662 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12663 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12664 (ix86_builtin_tm_store): Remove.
12665 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12666 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12667 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12668 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12669 * doc/tm.texi: Rebuild.
12671 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12672 (BUILT_IN_TM_MEMCPY_RTWN): New.
12673 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12674 fallback from vector to integer helpers.
12675 (build_tm_load): Handle vector types directly, instead of
12677 (build_tm_store): Likewise.
12678 (expand_assign_tm): Prepare for register types not handled by
12679 the above. Copy them to memory and use memcpy.
12680 * tree.c (tm_define_builtin): New.
12681 (find_tm_vector_type): New.
12682 (build_tm_vector_builtins): New.
12683 (build_common_builtin_nodes): Call it.
12685 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12687 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12688 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12690 2016-01-13 Tom de Vries <tom@codesourcery.com>
12692 PR tree-optimization/69169
12693 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12694 handled_struct_type param.
12695 (create_variable_info_for, intra_create_variable_infos): Call
12696 create_variable_info_for_1 with extra arg.
12698 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12700 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12701 and "armv8.1-a+crc" entries.
12703 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12706 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12707 Change first operand predicate from register_or_constm1_operand
12708 to register_operand.
12709 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12710 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12711 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12712 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12713 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12714 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12715 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12716 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12717 comparison with constm1_rtx from vec_prefetch_gen part.
12719 2016-01-13 Richard Biener <rguenther@suse.de>
12721 PR tree-optimization/69013
12722 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12723 Exchange assert for a test.
12725 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12728 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12730 2016-01-13 Richard Biener <rguenther@suse.de>
12732 PR tree-optimization/69242
12733 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12734 assert with a check.
12736 2016-01-13 Richard Biener <rguenther@suse.de>
12738 PR tree-optimization/69186
12739 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12740 Properly guard vect_update_misalignment_for_peel call.
12742 2016-01-12 Jeff Law <law@redhat.com>
12744 PR tree-optimization/pr67755
12745 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12746 "need_profile_correction".
12747 (thread_block_1): Initialize new field to false by default. If we
12748 have multiple thread paths through a common joiner to different
12749 final targets, then set new field to true.
12750 (compute_path_counts): Only do count adjustment when it's really
12753 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12755 * doc/invoke.texi (Spec Files): Move section down in file, past
12756 all command-line option descriptions.
12758 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12760 PR middle-end/54809
12761 * doc/gty.texi: Remove documentation of mark_hook.
12762 * gengtype.c (struct write_types_data): Remove code to support
12763 mark_hook attribute.
12764 (walk_type): Likewise.
12765 (write_func_for_structure): Likewise.
12767 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12769 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12770 Directory Options, and -specs= to Overall Options.
12771 (Overall Options): Adjust similarly. Reorder to group related
12772 options together. Make -specs= cross-reference the spec file details.
12773 (Directory Options): Adjust similarly.
12775 2016-01-12 Jeff Law <law@redhat.com>
12777 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12779 2016-01-12 Olivier Hainque <hainque@adacore.com>
12781 * gcc.c (spec_undefvar_allowed): New global.
12782 (process_command): Set to true when running for --version or --help,
12784 (getenv_spec_function): When the variable is not defined, use the
12785 variable name as the variable value if we're allowed not to issue
12788 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12790 PR tree-optimization/68911
12791 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12792 information computed for expression "init + nit * step".
12794 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12796 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12797 about name of GCC executable. Remove deleted node from menu.
12798 (Directory Options) <-B>: Remove cross-reference to deleted node.
12799 (Target Options): Delete section.
12801 2016-01-12 Christian Bruel <christian.bruel@st.com>
12804 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12805 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12807 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12810 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12811 aligned_mem is properly set for AVX512-VL floating point masked
12815 * ifcvt.c (cond_exec_process_if_block): When removing the last
12816 insn from then_bb, remove also any possible barriers that follow it.
12818 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12822 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12823 (PTRDIFF_TYPE): Likewise.
12824 (WCHAR_TYPE): Likewise.
12825 (WCHAR_TYPE_SIZE): Likewise.
12826 (STDINT_LONG32): Likewise.
12828 2016-01-12 Richard Biener <rguenther@suse.de>
12830 PR tree-optimization/69053
12831 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12832 convert initial value for cond reductions.
12834 2016-01-12 Richard Biener <rguenther@suse.de>
12836 PR tree-optimization/69007
12837 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12838 widen_sum after dot_prod and sad.
12840 2016-01-12 Richard Biener <rguenther@suse.de>
12842 PR tree-optimization/69168
12843 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12844 pattern stmt SLP type.
12845 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12846 end up unused so cope with that case.
12848 2016-01-12 Richard Biener <rguenther@suse.de>
12850 PR tree-optimization/69157
12851 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12852 stmts def type only during analyze phase.
12853 (vectorizable_call): Likewise.
12854 (vectorizable_simd_clone_call): Likewise.
12855 (vectorizable_conversion): Likewise.
12856 (vectorizable_assignment): Likewise.
12857 (vectorizable_shift): Likewise.
12858 (vectorizable_operation): Likewise.
12859 (vectorizable_store): Likewise.
12860 (vectorizable_load): Likewise.
12862 2016-01-12 Richard Biener <rguenther@suse.de>
12864 PR tree-optimization/69174
12865 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12867 (vectorizable_load): Properly compute the number of loads needed
12868 for permuted strided SLP loads and do not spuriously assign
12869 to SLP_TREE_VEC_STMTS.
12871 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12873 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12874 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12875 (MD_EXEC_PREFIX): Remove.
12876 (MD_STARTFILE_PREFIX) Removee.
12877 (FILE_NAME_ABSOLUTE_P): Remove.
12878 (CPP_SPEC): Do not read macros from sys/version.h.
12879 (LINK_COMMAND_SPEC): Remove.
12880 (LOCAL_INCLUDE_DIR): Remove.
12881 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12882 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12883 (POST_LINK_SPEC): Define to invoke stubify after linker
12884 (LIBSTDCXX): Remove define
12885 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12886 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12887 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12888 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12889 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12890 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12891 (i386_djgpp_asm_named_section): Add propotype of new procedure
12893 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12894 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12895 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
12896 in config/i386/djgpp.h).
12897 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12898 STANDARD_STARTFILE_PREFIX_1.
12899 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12900 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12901 installation errors.
12902 (MAX_OFILE_ALIGNMENT): Define to 128.
12903 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
12905 * config/i386/djgpp.c: New file. Add implementation of
12906 i386_djgpp_asm_named_section.
12908 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
12910 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
12911 Add rule for building djgpp.o.
12913 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12915 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
12916 (rtx_is_swappable_p): Reductions are swappable.
12917 (insn_is_swappable_p): V2DF reductions are swappable.
12919 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
12921 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
12922 reloads for other unsupported memory operands.
12924 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12925 Jim Wilson <jim.wilson@linaro.org>
12928 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
12929 copy_to_mode_reg instead of force_reg.
12931 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12934 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
12935 TARGET_80387 is true.
12937 2016-01-11 Jakub Jelinek <jakub@redhat.com>
12940 * lra-eliminations.c (move_plus_up): Only move plus up
12941 if subreg of the constant can be simplified into constant
12942 and use the simplified subreg of the constant instead of
12943 the original constant.
12945 * fold-const.c (fold_convertible_p): Don't return true
12946 for conversion of VECTOR_TYPE to same sized integral type.
12947 (fold_convert_loc): Fix up formatting. Fold conversion of
12948 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
12949 instead of NOP_EXPR.
12951 PR tree-optimization/69214
12952 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
12953 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
12956 PR tree-optimization/69207
12957 * tree-vect-slp.c (vect_get_constant_vectors): For
12958 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
12959 fold_convertible_p to vector_type's element type, and always
12960 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
12962 2016-01-11 Richard Biener <rguenther@suse.de>
12964 PR tree-optimization/69173
12965 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
12966 fixup the cycle if all stmts are in a pattern.
12968 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
12970 PR middle-end/68999
12971 * alias.c (base_alias_check): Move check for addresses with
12972 alignment ANDs before the call for compare_base_decls.
12973 (memrefs_conflict_p): Return -1 for different decls
12974 that went through alignment adjustments.
12976 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12978 PR rtl-optimization/68796
12979 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
12980 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
12981 and QImode comparisons against zero with CC_NZmode.
12982 * config/aarch64/iterators.md (short_mask): New mode_attr.
12984 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12986 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
12987 (<avx512>_store<mode>_mask): Likewise.
12989 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
12990 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12992 PR rtl-optimization/68841
12993 * ifcvt.c (struct noce_if_info): Add orig_x field.
12994 (bbs_ok_for_cmove_arith): Add to_rename parameter.
12995 Don't record conflicts on to_rename if it's present.
12996 Allow memory destinations in sets.
12997 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
12998 blocks, passing orig_x to the checks.
12999 (noce_process_if_block): Set if_info->orig_x appropriately.
13001 2016-01-11 Tom de Vries <tom@codesourcery.com>
13003 PR tree-optimization/69069
13004 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13006 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13008 PR rtl-optimization/68920
13009 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13010 of conditional moves for RTL if-conversion to 1 for
13011 TARGET_ONE_IF_CONV_INSN.
13012 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13013 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13014 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13015 parameter to restirct number of conditional moves for
13017 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13018 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13021 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13024 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13025 onepart vars. Fix typo in comment. Fix reversed condition in
13027 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13030 * var-tracking.c (dump_onepart_variable_differences): New.
13031 (dataflow_set_different): If a detailed dump is requested,
13032 delay early returns and dump differences between onepart
13033 variables present before and after, and added variables.
13035 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13038 * expr.c (expand_expr_real_1): For boolean vector constants
13039 with a scalar mode use const_scalar_mask_from_tree.
13040 (const_scalar_mask_from_tree): New.
13041 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13042 assigned to a mask type to handle constants.
13044 2016-01-11 Martin Jambor <mjambor@suse.cz>
13047 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13048 useless parameters if we cannot change function signature.
13050 2016-01-11 Martin Jambor <mjambor@suse.cz>
13053 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13056 2016-01-11 Tom de Vries <tom@codesourcery.com>
13058 PR tree-optimization/69109
13059 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13062 2016-01-11 Tom de Vries <tom@codesourcery.com>
13064 PR tree-optimization/69108
13065 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13066 res is not used in a phi.
13068 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13071 * common.opt (frandom-seed): Fix parameter name.
13072 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13074 2016-01-11 Tom de Vries <tom@codesourcery.com>
13076 PR tree-optimization/69058
13077 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13080 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13082 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13083 (mcode-density): Likewise.
13085 2016-01-10 Tom de Vries <tom@codesourcery.com>
13087 PR tree-optimization/69062
13088 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13089 (parallelize_loops): Don't paralelize loop that has phi with address
13092 2016-01-10 Tom de Vries <tom@codesourcery.com>
13094 PR tree-optimization/69039
13095 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13098 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13100 PR middle-end/68743
13101 * match.pd: Require target has function_c99_misc before doing
13102 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13104 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13106 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13108 * configure: Regenerate.
13110 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13112 PR middle-end/50865
13113 PR tree-optimization/69097
13114 * fold-const.h (expr_not_equal_to): New prototype.
13115 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13116 (expr_not_equal_to): New function.
13117 * match.pd (X % -Y is the same as X % Y): Don't optimize
13118 unless X is known not to be equal to minimum or Y is known
13119 not to be equal to -1.
13120 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13121 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13122 (simplify_stmt_using_ranges): Adjust caller.
13123 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13124 substitute_and_fold.
13126 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13128 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13131 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13133 PR tree-optimization/69167
13134 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13135 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13137 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13139 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13140 Richard Biener <rguenther@suse.de>
13142 PR tree-optimization/68707
13143 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13144 instances that can be handled via vect_load_lanes.
13146 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13148 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13149 if we can't determine address equivalence.
13150 * alias.c (compare_base_decl): Update for changed return value of
13151 symtab_node::equal_address_to.
13153 2016-01-08 Jason Merrill <jason@redhat.com>
13157 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13158 * expr.c (store_field): Not here.
13159 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13160 call with TREE_ADDRESSABLE type.
13161 * tree-cfg.c (verify_gimple_call): Adjust.
13163 2016-01-08 Olivier Hainque <hainque@adacore.com>
13165 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
13168 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13170 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
13171 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
13172 (reduc_smin_v2sf): Rename to...
13173 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
13174 (reduc_splus_v2sf): Rename to...
13175 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
13177 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13179 PR tree-optimization/69162
13180 * gimplify.c (gimplify_va_arg_expr): Encode original type of
13181 valist argument in another argument.
13182 (gimplify_modify_expr): Adjust for the above change. Cleanup.
13183 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
13184 to determine the va_list type, build a MEM_REF instead of
13185 build_fold_indirect_ref.
13187 PR tree-optimization/69172
13188 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
13191 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
13193 PR tree-optimization/67781
13194 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
13195 and cmpnop in two steps: first the ones not accessed in original
13196 gimple expression in a endian independent way and then the ones not
13197 accessed in the final result in an endian-specific way.
13199 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13201 PR tree-optimization/69083
13202 * tree-vect-slp.c (vect_get_constant_vectors): For
13203 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
13204 element type. If op is fold_convertible_p to vector_type's element
13205 type, use NOP_EXPR instead of VCE.
13207 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
13209 PR rtl-optimization/67778
13210 PR rtl-optimization/68634
13211 PR rtl-optimization/68909
13212 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
13213 block from the stack until done with it. Remove a superfluous
13214 bitmap set. Remove a superfluous bitmap test.
13216 2016-01-07 Martin Sebor <msebor@redhat.com>
13219 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
13220 constraint on the type of arguments.
13222 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
13224 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
13225 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
13226 unaligned_access on the gcc_options set.
13227 * config/arm/arm.c (arm_option_override_internal): Use
13228 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
13230 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13233 * config/i386/i386.c (ix86_frame_pointer_required): Enable
13234 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
13236 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13239 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13242 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13243 depending on frame_pointer_needed before remaining integer and SSE
13244 registers are saved.
13246 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
13249 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
13251 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
13254 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
13255 Use the "xBm" constraint.
13256 (float<sseintvecmodelower><mode>2<mask_name><round_name):
13258 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
13259 (sse_cvtsi2ssq<round_name>): Likewise.
13260 (sse_cvtss2si<round_name>): Likewise.
13261 (sse_cvtss2siq<round_name>): Likewise.
13262 (sse2_cvtsi2sdq<round_name>): Likewise.
13263 (sse2_cvtsd2si<round_name>): Likewise.
13264 (sse2_cvtsd2siq<round_name>): Likewise.
13265 * config/i386/subst.md (round_nimm_scalar_predicate): New
13268 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
13270 PR middle-end/67639
13271 * varasm.c (make_decl_rtl): Mark invalid register vars as
13274 PR rtl-optimization/66206
13275 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
13276 All callers changed.
13278 2016-01-07 Jakub Jelinek <jakub@redhat.com>
13280 PR tree-optimization/69141
13281 * tree-ssa-pre.c: Include langhooks.h.
13282 (eliminate_dom_walker::before_dom_children): Use
13283 lang_hooks.decl_printable_name instead of
13284 cgraph_node::get ()->name ().
13286 PR middle-end/68960
13287 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
13288 it and DECL_ALIGN too.
13290 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
13292 * config/mips/mips-ftypes.def: Sort to lexicographical order.
13294 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13297 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13298 depending on frame_pointer_needed before remaining integer and SSE
13299 registers are saved.
13301 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13303 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13304 mode iterator with VSX_M2.
13305 (*p9_vecstore_<mode>): Likewise.
13306 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13307 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13308 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13309 (define_split for VSX_LE128 stores): Likewise.
13310 (define_peephole2 for TImode LE swaps): Likewise.
13311 (define_split for VSX_LE128 post-reload stores): Likewise.
13313 2016-01-06 Marek Polacek <polacek@redhat.com>
13316 * convert.c (convert_to_integer_1): Adjust call to
13317 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13318 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13319 EXPR instead of ARG.
13320 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13322 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13325 * doc/extend.texi (RL78 Variable Attributes): New section.
13327 2016-01-05 Marek Polacek <polacek@redhat.com>
13330 * builtins.c (get_memmodel): Use expansion point location rather than
13331 the input location. Call warning_at rather than warning.
13332 (expand_builtin_atomic_compare_exchange): Likewise.
13333 (expand_builtin_atomic_load): Likewise.
13334 (expand_builtin_atomic_store): Likewise.
13335 (expand_builtin_atomic_clear): Likewise.
13337 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13340 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13341 Replace nonimmediate_operand with vector_operand.
13342 * config/i386/predicates.md (vector_operand): New predicate.
13343 (general_vector_operand): Replace nonimmediate_operand with
13345 * config/i386/sse.md: Replace nonimmediate_operand with
13346 vector_operand and m constraint with Bm constraint on SSE
13347 patterns with 16-byte memory operand.
13348 * config/i386/subst.md (round_nimm_predicate): Replace
13349 nonimmediate_operand with vector_operand.
13350 (round_saeonly_nimm_predicate): Likewise.
13351 (round_saeonly_nimm_scalar_predicate): New.
13353 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13356 * config/i386/constraints.md (Bm): New constraint.
13357 * config/i386/predicates.md (vector_memory_operand): New
13359 * config/i386/sse.md: Replace xm with xBm in plusminus and
13360 any_logic patterns.
13362 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13365 * doc/extend.texi (V850 Function Attributes): New section.
13366 (V850 Variable Attributes): New section.
13368 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13371 * doc/extend.texi (MicroBlaze Function Attributes): Document
13372 interrupt_handler and fast_interrupt attributes.
13374 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13377 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13378 for local symbolic operands.
13379 * config/ia64/predicates.md (local_symbolic_operand64): New
13382 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13384 PR rtl-optimization/68651
13385 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13388 2016-01-05 Nathan Sidwell <nathan@acm.org>
13390 * alias.c (compare_base_decls): Use symtab_node::get.
13392 2016-01-05 Nick Clifton <nickc@redhat.com>
13395 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13396 secondary_reload_info structure.
13399 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13400 decls if weak support is available.
13402 2016-01-04 Martin Sebor <msebor@redhat.com>
13404 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13406 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13408 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13409 OPTION_MASK_P9_DFORM.
13411 * config/rs6000/constraints.md (wo constraint): New constraint for
13414 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13416 (rs6000_init_hard_regno_mode_ok): Likewise.
13418 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13421 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13422 expanders not to have constraints. Add support for ISA 3.0 xxperm
13423 instruction. Add support for fusing xxlor with xxperm.
13424 (altivec_vperm_<mode>_internal): Likewise.
13425 (altivec_vperm_v8hiv16qi): Likewise.
13426 (altivec_vperm_<mode>v16q): Likewise.
13427 (altivec_vperm_<mode>_uns): Likewise.
13428 (vperm_v8hiv4si): Likewise.
13429 (vperm_v16qiv8hi): Likewise.
13431 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13433 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13435 Update copyright years.
13437 * gcc.c (process_command): Update copyright notice dates.
13438 * gcov-dump.c (print_version): Ditto.
13439 * gcov.c (print_version): Ditto.
13440 * gcov-tool.c (print_version): Ditto.
13441 * gengtype.c (create_file): Ditto.
13442 * doc/cpp.texi: Bump @copying's copyright year.
13443 * doc/cppinternals.texi: Ditto.
13444 * doc/gcc.texi: Ditto.
13445 * doc/gccint.texi: Ditto.
13446 * doc/gcov.texi: Ditto.
13447 * doc/install.texi: Ditto.
13448 * doc/invoke.texi: Ditto.
13450 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13452 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13453 modes larger than TImode as TImode if NEON is not enabled.
13455 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13458 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13459 mode for %f0-%f31 only if TARGET_FPU.
13461 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13464 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13465 to compute the PACKED_P predicate.
13466 (function_arg_record_value): Minor tweaks.
13468 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13470 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13471 option for arm*-*-* targets.
13473 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13475 * doc/extend.texi (Common Function Attributes): Move docs for
13476 MSP430-specific attributes to....
13477 (MSP430 Function Attributes): ...here. Delete the redundant
13478 entries and copy-edit the remaining text.
13479 (MSP430 Variable Attributes): Use uniform format for index
13480 entries and add a cross-reference to the corresponding function
13483 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13485 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13487 (x86 Options): Likewise.
13489 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13493 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13494 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13495 to corresponding attribute.
13497 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13499 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13500 to correct alphabetization of table. Copy-edit and correct
13502 <stack_protect>: Likewise.
13503 <target_clones>: Likewise.
13505 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13506 Correct punctuation.
13507 (Code Gen Options) <-fno-plt>: Copy-edit.
13509 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13512 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13513 SI values. Explicitly convert SI to DI and vice-versa.
13515 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13517 PR tree-optimization/69070
13518 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13519 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13522 * ubsan.c (ubsan_instrument_float_cast): Call
13523 initialize_sanitizer_builtins.
13526 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13528 Copyright (C) 2016 Free Software Foundation, Inc.
13530 Copying and distribution of this file, with or without modification,
13531 are permitted in any medium without royalty provided the copyright
13532 notice and this notice are preserved.