1 2016-05-27 Jiong Wang <jiong.wang@arm.com>
3 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4 va_list_gpr_counter_field and va_list_fpr_counter_field.
6 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
9 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
10 * config/aarch64/aarch64.c
11 (aarch64_cannot_change_mode_class): Remove function.
12 * config/aarch64/aarch64-protos.h
13 (aarch64_cannot_change_mode_class): Remove.
15 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17 * cfgloop.c (record_niter_bound): Record likely upper bounds.
18 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
19 get_likely_max_loop_iterations_int): New.
20 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
21 any_likely_upper_bound.
22 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
24 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
25 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
27 (unroll_loop_constant_iterations): Likewise.
28 (unroll_loop_runtime_iterations): Likewise.
29 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
30 * lto-streamer-out.c (output_cfg): Likewise.
31 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
33 (canonicalize_loop_induction_variables): Dump likely upper bounds.
34 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
35 (likely_max_loop_iterations): New.
36 (likely_max_loop_iterations_int): New.
37 (likely_max_stmt_executions): New.
38 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
39 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
40 likely_max_stmt_executions): Declare.
42 2016-05-27 Marek Polacek <polacek@redhat.com>
45 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
47 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
49 * config/s390/s390.md (2x risbg splitters): Use
50 reg_overlap_mentioned_p instead of rtx_equal_p.
52 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
54 * combine.c (make_compound_operation): Take known zero bits into
55 account when checking for possible zero_extend.
57 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
59 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
60 Use const_int_operand for operand 2 predicate. Simplify expand code
63 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
66 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
69 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
71 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
72 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
73 that returns CC_SESWPmode and CC_ZESWPmode.
74 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
76 (aarch64_rtx_costs): Likewise.
78 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
80 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
81 for ISA 3.0 min/max support.
82 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
83 conditional move support.
84 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
85 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
87 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
88 conditional moves where the comparison type is different from move
90 (fp_minmax): New code iterator for smin/smax.
91 (minmax): New code attributes for min/max.
93 (smax<mode>3): Combine min, max insns into one insn using the
94 fp_minmax code iterator. Add support for ISA 3.0 min/max
95 instructions that don't need -ffast-math.
96 (s<minmax><mode>3): Likewise.
97 (smax<mode>3_vsx): Likewise.
98 (smin<mode>3): Likewise.
99 (s<minmax><mode>3_vsx): Likewise.
100 (smin<mode>3_vsx): Likewise.
101 (pre-VSX min/max splitters): Likewise.
102 (s<minmax><mode>3_fpr): Likewise.
103 (movsfcc): Rewrite floating point conditional moves to combine
104 SFmode/DFmode into a single insn.
105 (mov<mode>cc): Likewise.
107 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
108 SFDF2 iterators to handle all combinations.
109 (fseldfsf4): Likewise.
110 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
111 (fseldfdf4): Likewise.
112 (fselsfdf4): Likewise.
113 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
114 comparison instructions that set a 0/-1 mask, and use it for
115 floating point conditional move via XXSEL.
116 (fpmask<mode>): Likewise.
117 (xxsel<mode>): Likewise.
118 * config/rs6000/predicates.md (min_max_operator): Delete, no
120 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
121 instructions that generate a 0/-1 mask for use with XXSEL.
122 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
123 say whether floating point min/max is available, either through
124 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
125 (TARGET_MINMAX_DF): Likewise.
127 2016-05-27 Alan Modra <amodra@gmail.com>
129 PR rtl-optimization/71275
130 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
131 for update_equiv_regs and combine_and_move_insns.
133 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
135 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
136 if_then_else or cond RTXes to calculate attribute value.
137 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
138 <attr "length_immediate>: Ditto.
139 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
140 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
141 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
142 <attr "type">: Ditto.
143 <attr "prefix_data16">: Ditto.
144 <attr "prefix_extra">: Ditto.
145 <attr "length_immediate">: Ditto.
146 <attr "prefix">: Ditto.
147 (vec_set<mode>_0) <attr "isa">: Ditto.
148 <attr "prefix_extra">: Ditto.
149 <attr "length_immediate">: Ditto.
150 <attr "prefix">: Ditto.
151 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
152 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
153 (sse2_storelpd) <attr "prefix_data16">: Ditto.
154 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
155 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
156 <attr "length_immediate">: Ditto.
157 <attr "prefix">: Ditto.
158 (sse2_movsd) <attr "length_immediate">: Ditto.
159 <attr "prefix">: Ditto.
160 (vec_concatv2df) <attr "isa">: Ditto.
161 <attr "prefix">: Ditto.
162 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
163 (*vec_extractv2di_1) <attr "isa">: Ditto.
164 <attr "type">: Ditto.
165 <attr "length_immediate">: Ditto.
166 <attr "prefix_rex">: Ditto.
167 <attr "prefix_extra">: Ditto.
168 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
169 <attr "prefix_extra">: Ditto.
170 <attr "length_immediate">: Ditto.
171 (vec_concatv2di) <attr "isa">: Ditto.
172 <attr "prefix_extra">: Ditto.
173 <attr "length_immediate">: Ditto.
174 <attr "prefix">: Ditto.
176 2016-05-26 Martin Liska <mliska@suse.cz>
178 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
180 (operator+): Likewise.
181 (operator-): Likewise.
182 (comp_cost::operator+=): Likewise.
183 (comp_cost::operator-=): Likewise.
184 (comp_cost::operator/=): Likewise.
185 (comp_cost::operator*=): Likewise.
186 (operator<): Likewise.
187 (operator==): Likewise.
188 (operator<=): Likewise.
190 (infinite_cost_p): Likewise.
191 (add_costs): Likewise.
192 (sub_costs): Likewise.
193 (compare_costs): Likewise.
194 (set_group_iv_cost): Use the newly introduced functions.
195 (get_address_cost): Likewise.
196 (get_shiftadd_cost): Likewise.
197 (force_expr_to_var_cost): Likewise.
198 (split_address_cost): Likewise.
199 (ptr_difference_cost): Likewise.
200 (difference_cost): Likewise.
201 (get_computation_cost_at): Likewise.
202 (determine_group_iv_cost_generic): Likewise.
203 (determine_group_iv_cost_address): Likewise.
204 (determine_group_iv_cost_cond): Likewise.
205 (autoinc_possible_for_pair): Likewise.
206 (determine_group_iv_costs): Likewise.
207 (cheaper_cost_pair): Likewise.
208 (iv_ca_recount_cost): Likewise.
209 (iv_ca_set_no_cp): Likewise.
210 (iv_ca_set_cp): Likewise.
211 (iv_ca_cost): Likewise.
212 (iv_ca_new): Likewise.
213 (iv_ca_dump): Likewise.
214 (iv_ca_narrow): Likewise.
215 (iv_ca_prune): Likewise.
216 (iv_ca_replace): Likewise.
217 (try_add_cand_for): Likewise.
218 (try_improve_iv_set): Likewise.
219 (find_optimal_iv_set): Likewise.
221 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
223 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
224 that internal functions will clobber all caller-saved registers.
226 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
228 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
229 Return a better case_values_threshold when optimizing.
231 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
233 * config/aarch64/aarch64-simd.md (aarch64_combinez):
234 Add ? to integer variant.
235 (aarch64_combinez_be): Likewise.
237 2016-05-26 Jakub Jelinek <jakub@redhat.com>
239 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
240 instead of x constraint.
241 (vcvtps2ph256<mask_name>): Likewise.
243 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
244 alternative. Formatting fix.
247 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
249 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
250 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
251 maybe_evex prefix instead of vex.
252 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
253 EXT_REX_SSE_REG_P (op0) case in the splitter.
255 2016-05-25 Jeff Law <law@redhat.com>
257 PR tree-optimization/71272
258 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
259 Update comments. Add test for empty path.
261 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
263 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
264 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
265 special case builtin.
266 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
267 code for ALTIVEC_BUILTIN_VEC_CMPNE.
268 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
269 for __builtin_vec_cmpne.
271 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
273 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
274 redundant test and bail out if the type of the new operand is not
275 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
277 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
279 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
280 (x_ix86_target_flags_explicit): Remove.
281 * config/i386/i386.c (ix86_function_specific_save): Do not copy
282 x_ix86_target_flags_explicit.
283 (ix86_function_specific_restore): Ditto.
285 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
286 H.J. Lu <hongjiu.lu@intel.com>
289 * common/config/i386/i386-common.c
290 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
291 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
292 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
293 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
294 (-mgeneral-regs-only): Add new option.
295 * config/i386/i386.c (ix86_option_override_internal): Don't enable
296 x87 instructions if only general registers are allowed.
297 (ix86_target_string): Add ix86_flags argument. Handle additional
298 flags options through ix86_flags argument. Update all callers.
299 * doc/invoke.texi: Document -mgeneral-regs-only.
301 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
303 PR rtl-optimization/66940
304 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
305 decrementing desired_val will not overflow before performing these
308 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
310 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
311 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
312 * config/i386/i386.c (enum ix86_builtins): Add
313 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
314 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
315 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
316 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
317 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
318 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
319 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
320 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
321 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
322 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
323 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
324 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
325 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
326 __builtin_ia32_cvtps2dq512_mask.
327 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
328 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
329 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
331 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
333 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
334 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
336 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
337 (avx512f_vec_pack_sfix_v8df): New define_expand.
338 (avx512f_roundpd512): Rename to ...
339 (avx512f_round<castmode>512): ... this. Change iterator.
340 (avx512f_roundps512_sfix): New define_expand.
341 (round<mode>2_sfix): Change iterator.
343 2016-05-25 Nick Clifton <nickc@redhat.com>
345 * config/msp430/msp430.c (msp430_attr): Produce an error if a
346 static interrupt handler is detected.
347 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
348 default linker script.
349 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
350 the low part of a symbolic pointer.
352 2016-05-25 Richard Biener <rguenther@suse.de>
354 PR tree-optimization/71261
355 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
356 interesting stmt instead of immediate uses when looking
357 for the use operand to replace.
359 2016-05-25 Martin Liska <mliska@suse.cz>
361 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
363 2016-05-25 Richard Biener <rguenther@suse.de>
365 PR tree-optimization/71264
366 * tree-vect-stmts.c (vect_init_vector): Properly deal with
369 2016-05-25 Martin Liska <mliska@suse.cz>
371 PR tree-optimization/71239
372 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
373 if DECL_SIZE is NULL.
375 2016-05-25 Richard Biener <rguenther@suse.de>
377 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
378 * tree-if-conv.c (pass_data_if_conversion): Use it.
380 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
382 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
383 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
384 * varpool.c (varpool_node::get_availability): Likewise.
386 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
388 * config/rs6000/altivec.md (VNEG iterator): New iterator for
389 VNEGW/VNEGD instructions.
390 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
391 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
392 support for ISA 3.0 VNEGW/VNEGD instructions.
394 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
396 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
397 pointers inside OACC_DATA regions.
398 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
399 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
400 (gimplify_adjust_omp_clauses): Fix typo in comment.
402 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
404 * config/rs6000/altivec.md (VParity): New mode iterator for vector
405 parity built-in functions.
406 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
408 (p9v_parity<mode>2): Likewise.
409 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
411 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
412 (parity<mode>2): ISA 3.0 expander for vector parity.
413 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
415 (BU_P9_64BIT_MISC_0): Likewise.
416 (BU_P9_MISC_0): Likewise.
417 (BU_P9V_AV_1): Likewise.
418 (BU_P9V_AV_2): Likewise.
419 (BU_P9V_AV_3): Likewise.
420 (BU_P9V_AV_P): Likewise.
421 (BU_P9V_VSX_1): Likewise.
422 (BU_P9V_OVERLOAD_1): Likewise.
423 (BU_P9V_OVERLOAD_2): Likewise.
424 (BU_P9V_OVERLOAD_3): Likewise.
425 (VCTZB): Add vector count trailing zeros support.
429 (VPRTYBD): Add vector parity support.
432 (VCTZ): Add overloaded vector count trailing zeros support.
433 (VPRTYB): Add overloaded vector parity support.
434 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
435 overloaded vector count trailing zeros and parity instructions.
436 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
437 vector parity support.
438 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
439 trailing zeros support.
440 (vec_cntlz): Likewise.
441 (vec_vctzb): Likewise.
442 (vec_vctzd): Likewise.
443 (vec_vctzh): Likewise.
444 (vec_vctzw): Likewise.
445 (vec_vprtyb): Add ISA 3.0 vector parity support.
446 (vec_vprtybd): Likewise.
447 (vec_vprtybw): Likewise.
448 (vec_vprtybq): Likewise.
449 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
450 the ISA 3.0 vector count trailing zeros and vector parity built-in
453 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
455 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
456 when there is stmt_to_insert.
458 2016-05-24 Martin Sebor <msebor@redhat.com>
461 * gcc/tree.h (complete_or_array_type_p): New inline function.
463 2016-05-24 Jakub Jelinek <jakub@redhat.com>
465 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
466 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
467 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
469 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
470 Limit 1st alternative to noavx isa, split 2nd alternative into one
471 noavx and one avx alternative, use *x and Bm in the former and
472 x and m in the latter.
474 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
475 of sse4 for the first alternative, drop %v from the template
476 and d operand modifier. Split second alternative into one sse4_noavx
477 and one avx alternative, use *x instead of *v in the former and v
478 instead of *v in the latter.
479 (*sse4_1_extractps): Use noavx isa instead of * for the first
480 alternative, drop %v from the template. Split second alternative into
481 one noavx and one avx alternative, use *x instead of *v in the
482 former and v instead of *v in the latter.
483 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
484 with noavx and the last one with avx.
485 (sse4_1_phminposuw): Guard first alternative with noavx isa,
486 split the second one into one noavx and one avx alternative,
487 use *x and Bm in the former and x and m in the latter one.
488 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
491 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
492 first two alternatives to noavx, use *x instead of *v in the second
493 one, add avx alternative without *.
494 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
495 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
496 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
498 2016-05-24 Jeff Law <law@redhat.com>
500 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
501 New function, extracted from...
502 (fsm_find_control_statement_thread_paths): Here. Use the new function.
503 Allow simple copies and constant initializations in the SSA chain.
505 2016-05-24 Marek Polacek <polacek@redhat.com>
508 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
511 2016-05-24 Jakub Jelinek <jakub@redhat.com>
514 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
515 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
516 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
517 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
518 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
520 2016-05-24 Richard Biener <rguenther@suse.de>
522 PR tree-optimization/71240
523 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
526 2016-05-24 Richard Biener <rguenther@suse.de>
528 PR tree-optimization/71230
529 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
531 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
533 * tree-vectorizer.h (vectorizable_comparison): Delete.
534 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
536 * tree-vect-stmts.c (vectorizable_call): Likewise.
537 (vectorizable_simd_clone_call): Likewise.
538 (vectorizable_conversion): Likewise.
539 (vectorizable_assignment): Likewise.
540 (vectorizable_shift): Likewise.
541 (vectorizable_operation): Likewise.
542 (vectorizable_load): Likewise.
543 (vectorizable_condition): Likewise.
544 (vectorizable_store): Likewise. Assert that we don't have
546 (vectorizable_comparison): Make static. Remove redundant
548 (vect_transform_stmt): Assert that we always have an slp_node
551 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
553 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
554 operands[2] against 1 with comparison against CONST1_RTX.
555 (<shift>di3_neon): Likewise.
556 * config/arm/predicates.md (const0_operand): Replace with comparison
559 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
561 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
562 operands[2] against 1 with comparison against CONST1_RTX.
565 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
570 (define_split above *compareqi_eq0): Likewise.
571 (define_split above "prologue"): Likewise.
572 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
573 * config/arm/predicates.md (shift_operator): Likewise.
574 (shift_nomul_operator): Likewise.
575 (sat_shift_operator): Likewise.
576 (thumb1_cmp_operand): Likewise.
577 (const_neon_scalar_shift_amount_operand): Replace manual range
579 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
580 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
582 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
584 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
585 with HOST_WIDE_INT_1.
587 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
588 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
589 (arm_canonicalize_comparison): Likewise.
590 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
592 (thumb1_size_rtx_costs): Likewise.
593 (vfp_const_double_index): Replace cast of 1 to unsigned
594 HOST_WIDE_INT with HOST_WIDE_INT_1U.
595 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
597 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
598 HOST_WIDE_INT with HOST_WIDE_INT_1U.
599 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
600 HOST_WIDE_INT with HOST_WIDE_INT_1.
602 2016-05-24 Marek Polacek <polacek@redhat.com>
604 * tree-cfg.h (should_remove_lhs_p): New predicate.
605 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
606 * gimplify.c (gimplify_modify_expr): Likewise.
607 * tree-cfg.c (verify_gimple_call): Likewise.
608 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
609 * gimple-fold.c: Include "tree-cfg.h".
610 (gimple_fold_call): Use should_remove_lhs_p.
612 2016-05-24 Richard Biener <rguenther@suse.de>
614 PR tree-optimization/71253
615 * cfganal.h (control_dependences): Make robust against edge
617 (control_dependences::control_dependences): Remove edge_list argument.
618 (control_dependences::get_edge): Remove.
619 (control_dependences::get_edge_src): Add.
620 (control_dependences::get_edge_dest): Likewise.
621 (control_dependences::m_el): Make a vector of edge src/dest index.
622 * cfganal.c (control_dependences::find_control_dependence): Adjust.
623 (control_dependences::control_dependences): Likewise.
624 (control_dependences::~control_dependence): Likewise.
625 (control_dependences::get_edge): Remove.
626 (control_dependences::get_edge_src): Add.
627 (control_dependences::get_edge_dest): Likewise.
628 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
630 (perform_tree_ssa_dce): Adjust.
631 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
633 (pass_loop_distribution::execute): Adjust. Do loop destroying
634 conditional on changed.
636 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
639 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
640 return. Reindent transformation comment and mention the ARM state
643 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
646 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
647 after build_and_add_sum creates new use stmt.
649 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
651 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
652 load_lanes/grouped_load classification comes first. Don't check
653 whether the vectorization factor is a multiple of the group size
656 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
658 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
659 GROUP_GAP for single-element interleaving.
660 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
663 2016-05-24 Richard Biener <rguenther@suse.de>
667 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
668 bases which are accessed with non-invariant indices.
669 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
670 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
672 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
675 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
676 (add_to_ops_vec): Add stmt_to_insert.
677 (add_repeat_to_ops_vec): Init stmt_to_insert.
678 (insert_stmt_before_use): New.
679 (transform_add_to_multiply): Remove mult_stmt insertion and add it
681 (get_ops): Init stmt_to_insert.
682 (maybe_optimize_range_tests): Likewise.
683 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
684 (rewrite_expr_tree_parallel): Likewise.
685 (reassociate_bb): Likewise.
687 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
690 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
691 ISA 3.0 xxperm fusion alternative.
692 (altivec_vperm_v8hiv16qi): Likewise.
693 (altivec_vperm_<mode>_uns_internal): Likewise.
694 (vperm_v8hiv4si): Likewise.
695 (vperm_v16qiv8hi): Likewise.
697 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
698 Kelvin Nilsen <kelvin@gcc.gnu.org>
700 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
701 vpermr/xxpermr on ISA 3.0.
702 (altivec_expand_vec_perm_le): Likewise.
703 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
704 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
707 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
709 * config/i386/i386.h (IS_STACK_MODE): Enable for
710 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
711 SSE_FLOAT_MODE_P macros.
712 * config/i386/i386.c (ix86_preferred_reload_class): Use
713 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
714 Cleanup regclass processing for CONST_DOUBLE_P.
715 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
716 (ix86_rtx_costs): Remove redundant TARGET_80387 check
717 with IS_STACK_MODE macro.
718 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
720 (*movdf_internal): Use IS_STACK_MODE macro.
721 (*movsf_internal): Ditto.
723 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
725 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
726 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
728 2016-05-23 Jeff Law <law@redhat.com>
730 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
732 (fsm_find_control_statement_thread_paths): Call it.
734 2016-05-23 Martin Jambor <mjambor@suse.cz>
737 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
738 from_global_constant if t is not NULL.
740 2016-05-23 Marek Polacek <polacek@redhat.com>
743 * common.opt (Wswitch-unreachable): New option.
744 * doc/invoke.texi: Document -Wswitch-unreachable.
745 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
748 2016-05-23 Bin Cheng <bin.cheng@arm.com>
750 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
751 TMR_INDEX is non-NULL.
753 2016-05-23 Richard Biener <rguenther@suse.de>
755 PR tree-optimization/71230
756 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
757 (try_special_add_to_ops): ... here. Always test for single-use.
759 2016-05-23 Martin Jambor <mjambor@suse.cz>
761 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
762 default block if a PHI node in the original one would be resized.
764 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
766 PR tree-optimization/58135
767 * tree-vect-slp.c: When group size is not multiple
768 of vector size, allow splitting of store group at
771 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
773 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
775 2016-05-22 Jakub Jelinek <jakub@redhat.com>
777 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
778 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
779 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
782 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
783 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
784 v constraint instead of x and vinserti32x4 insn.
786 * config/i386/sse.md (i128vldq): New mode iterator.
787 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
788 avx512dq and avx512vl alternatives.
790 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
791 constraint, use maybe_evex prefix instead of vex.
792 (vec_dupv4sf): Use v constraint instead of x for output
793 operand except for noavx alternative, use Yv constraint
794 instead of x for input. Use maybe_evex prefix instead of vex.
795 (*vec_dupv4si): Likewise.
796 (*vec_dupv2di): Likewise.
798 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
801 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
802 (linearize_expr_tree): Call try_special_add_to_ops.
803 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
805 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
807 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
808 to computed stack_usage.
810 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
813 * config/avr/avr.md (define_expand "mov<mode>"): If the source
814 operand is subreg (symbol_ref) then move the symbol ref to register.
816 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
818 * tree.c (array_at_struct_end_p): Look through MEM_REF.
820 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
823 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
826 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
828 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
829 ranges by calling get_single_symbol and tidy up. Look more closely
830 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
832 2016-05-20 Jeff Law <law@redhat.com>
834 * bitmap.c (bitmap_find_bit): Remove useless test.
836 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
838 * function.c (thread_prologue_and_epilogue_insns): Commit the
839 insertion of the epilogue.
841 2016-05-20 Martin Jambor <mjambor@suse.cz>
843 PR tree-optimization/70884
844 * tree-sra.c (initialize_constant_pool_replacements): Do not check
845 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
846 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
847 of constant pool data as a reason for scalarization.
849 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
851 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
853 (thumb1_expand_prologue): Likewise.
855 2016-05-20 Nathan Sidwell <nathan@acm.org>
857 * config/nvptx/nptx.c (nvptx_option_override): Only set
858 flag_toplevel_reorder, if not explicitly specified. Set
859 flag_no_common, unless explicitly specified.
861 2016-05-20 David Malcolm <dmalcolm@redhat.com>
863 * calls.c (can_implement_as_sibling_call_p): Mark param
864 reg_parm_stack_space with ATTRIBUTE_UNUSED.
866 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
868 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
869 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
870 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
872 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
873 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
876 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
878 * config/nvptx/nvptx.md (sincossf3): New pattern.
880 2016-05-20 David Malcolm <dmalcolm@redhat.com>
882 * calls.c (maybe_complain_about_tail_call): New function.
883 (initialize_argument_information): Call
884 maybe_complain_about_tail_call when clearing *may_tailcall.
885 (can_implement_as_sibling_call_p): Call
886 maybe_complain_about_tail_call when returning false.
887 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
888 ensure try_tail_call is set. Call maybe_complain_about_tail_call
889 if tail-call optimization fails.
890 * cfgexpand.c (expand_call_stmt): Initialize
891 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
892 * gimple-pretty-print.c (dump_gimple_call): Dump
893 gimple_call_must_tail_p.
894 * gimple.c (gimple_build_call_from_tree): Call
895 gimple_call_set_must_tail with the value of
896 CALL_EXPR_MUST_TAIL_CALL.
897 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
898 (gimple_call_set_must_tail): New function.
899 (gimple_call_must_tail_p): New function.
900 * print-tree.c (print_node): Update printing of TREE_STATIC
901 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
902 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
903 trailing comment listing applicable flags.
904 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
906 2016-05-20 David Malcolm <dmalcolm@redhat.com>
908 * calls.c (expand_call): Move "Rest of purposes for tail call
909 optimizations to fail" to...
910 (can_implement_as_sibling_call_p): ...this new function, and
911 split into multiple "if" statements.
913 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
915 * cfgloop.h (expected_loop_iterations_unbounded,
916 expected_loop_iterations): Unconstify.
917 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
918 profile with known upper bound; return 3 when profile is absent.
919 (expected_loop_iterations): Update.
921 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
923 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
924 and get_max_loop_iterations_int.
926 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
928 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
929 realistic upper bounds here.
931 2016-05-20 Jakub Jelinek <jakub@redhat.com>
934 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
935 calls if the LHS is variable length or has addressable type.
936 If targets[0]->decl is a noreturn call with void return type and
937 zero arguments, adjust fntype and remove lhs in that case.
939 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
941 PR tree-optimization/71079
942 PR tree-optimization/71206
943 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
945 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
947 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
948 (get_vec_alignment_for_array_decl): Likewise.
949 (get_vec_alignment_for_record_decl): Likewise.
950 (increase_alignment::execute): Move code to find alignment to
951 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
952 (type_align_map): New hash_map.
954 2016-05-20 Richard Guenther <rguenther@suse.de>
956 PR tree-optimization/29756
957 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
958 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
959 * fold-const.c (operand_equal_p): Likewise.
960 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
961 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
962 * tree-inline.c (estimate_operator_cost): Likewise.
963 * tree-pretty-print.c (dump_generic_node): Likewise.
964 * tree-ssa-operands.c (get_expr_operands): Likewise.
965 * cfgexpand.c (expand_debug_expr): Likewise.
966 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
967 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
968 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
969 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
970 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
971 (execute_update_addresses_taken): Do it.
973 2016-05-20 Richard Biener <rguenther@suse.de>
975 PR tree-optimization/71185
976 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
979 2016-05-20 Richard Biener <rguenther@suse.de>
981 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
982 gimple_seq_add_seq_without_update.
983 (release_bb_predicate): Assert we have no operands to free.
984 (if_convertible_loop_p_1): Calculate post dominators later.
985 Do not free BB predicates here.
986 (combine_blocks): Do not recompute BB predicates.
987 (version_loop_for_if_conversion): Save BB predicates around
990 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
992 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
993 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
994 code. Ignore sibcalls on EDGE_IGNORE edges.
995 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
996 on edges for sibcalls that run without prologue. The rest of the
997 function is combined from...
998 (fix_fake_fallthrough_edge): ... this, and ...
999 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1000 function argument, make it a local variable.
1002 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1004 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1005 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1006 for 32-bit mode and SEH for 64-bit.
1007 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1008 TARGET_64BIT_DEFAULT.
1010 2016-05-19 Ryan Burn <contact@rnburn.com>
1012 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1013 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1015 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1017 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1018 force pending loads from memory.
1020 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1022 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1023 (UNSPEC_DARN_32): New unspec constant.
1024 (UNSPEC_DARN_RAW): New unspec constant.
1025 (darn_32): New instruction.
1026 (darn_raw): New instruction.
1027 (darn): New instruction.
1028 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1029 support and documentation for this macro.
1030 (BU_P9_MISC_1): New macro definition.
1031 (BU_P9_64BIT_MISC_0): New macro definition.
1032 (BU_P9_MISC_0): New macro definition.
1033 (darn_32): New builtin definition.
1034 (darn_raw): New builtin definition.
1035 (darn): New builtin definition.
1036 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1037 RS6000_BUILTIN_0 directives to surround each occurrence of
1038 #include "rs6000-builtin.def".
1039 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1040 RS6000_BTM_64BIT flags to the returned mask, depending on
1042 (def_builtin): Correct an error in the assignments made to the
1043 debugging variable attr_string.
1044 (rs6000_expand_builtin): Add support for no-operand built-in
1046 (builtin_function_type): Remove fatal_error assertion that is no
1048 (rs6000_common_init_builtins): Add support for no-operand built-in
1050 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1052 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1054 (RS6000_BTM_64BIT): New macro definition.
1055 * doc/extend.texi: Document __builtin_darn (void),
1056 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1059 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1061 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1062 max_loop_iterations_int.
1064 2016-05-19 Marek Polacek <polacek@redhat.com>
1066 PR tree-optimization/71031
1067 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1068 condition and adjust the code a bit.
1070 2016-05-19 Martin Liska <mliska@suse.cz>
1072 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1073 auto_vec instead of vec.
1075 2016-05-19 Martin Liska <mliska@suse.cz>
1077 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1079 2016-05-19 Martin Liska <mliska@suse.cz>
1081 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1083 2016-05-19 Martin Liska <mliska@suse.cz>
1085 * ipa-pure-const.c (set_function_state): Remove an existing
1087 (remove_node_data): Do not free it as it's released
1088 in set_function_state.
1090 2016-05-19 Martin Liska <mliska@suse.cz>
1092 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1095 2016-05-19 Martin Liska <mliska@suse.cz>
1097 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1099 2016-05-19 Martin Liska <mliska@suse.cz>
1101 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1102 an auto_vec instead of re-creating it.
1104 2016-05-19 Martin Liska <mliska@suse.cz>
1106 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1107 auto_vec instead of vec.
1109 2016-05-19 Martin Liska <mliska@suse.cz>
1111 * lto-section-in.c (lto_get_section_data): Call
1112 lto_check_version with additional argument.
1113 * lto-streamer.c (lto_check_version): Add new argument.
1114 * lto-streamer.h (lto_check_version): Likewise.
1116 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1118 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1119 Don't add cost of inner memory when handling sign-extended loads.
1121 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1123 PR rtl-optimization/71148
1124 * cse.c (cse_main): Free dominance info.
1125 (rest_of_handle_cse): Don't free dominance info.
1126 (rest_of_handle_cse2): Likewise.
1127 (rest_of_handle_cse_after_global_opts): Likewise.
1129 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1132 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1133 NULL_TREE early if NEON is not available. Remove now redundant check
1134 in ARM_CHECK_BUILTIN_MODE.
1136 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1139 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1140 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1141 * doc/cpp.texi: Document new macros.
1143 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1145 PR tree-optimization/69848
1146 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1147 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1149 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1151 * function.c (thread_prologue_and_epilogue_insn): Move the
1152 "goto epilogue_done" one block later.
1154 2016-05-19 Richard Biener <rguenther@suse.de>
1156 PR tree-optimization/70729
1157 * passes.def: Move LIM pass before PRE. Remove no longer
1158 required copyprop and move first DCE out of the loop pipeline.
1160 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1163 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1164 (OBJS-libcommon-target): ...here.
1165 * opts-common.c: Include spellcheck.h.
1166 (cmdline_handle_error): Build a vec of valid options and use it
1167 to suggest provide hints for misspelled arguments.
1169 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1172 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1173 lhs if it has TREE_ADDRESSABLE type.
1175 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1178 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1179 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1181 2016-05-18 Martin Jambor <mjambor@suse.cz>
1184 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1185 input for NOP_EXPR pass-through functions.
1186 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1187 aggregate global constant VAR_DECLs in constant jump functions.
1189 2016-05-18 Martin Jambor <mjambor@suse.cz>
1192 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1193 from TREE_READONLY parameters.
1195 2016-05-18 Martin Jambor <mjambor@suse.cz>
1198 * cgraph.h (cgraph_indirect_call_info): New field
1199 guaranteed_unmodified.
1200 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1201 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1203 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1204 pass the parameter value to ipa_find_agg_cst_for_param.
1205 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1206 guaranteed_unmodified, store AA results there instead of bailing out
1208 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
1209 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
1210 (find_constructor_constant_at_offset): New function.
1211 (ipa_find_agg_cst_from_init): Likewise.
1212 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
1213 static initializers of contants, report back through a new paameter
1214 from_global_constant if that was the case.
1215 (try_make_edge_direct_simple_call): Also pass parameter value to
1216 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1218 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
1219 (ipa_read_indirect_edge_info): Likewise.
1220 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
1221 (ipa_load_from_parm_agg): Likewise.
1223 2016-05-18 Jiong Wang <jiong.wang@arm.com>
1225 PR rtl-optimization/71150
1226 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
1229 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1232 * config/rs6000/constraints.md (wE constraint): New constraint
1233 for a vector constant that can be loaded with XXSPLTIB.
1234 (wM constraint): New constraint for a vector constant of a 1's.
1235 (wS constraint): New constraint for a vector constant that can be
1236 loaded with XXSPLTIB and a vector sign extend instruction.
1237 * config/rs6000/predicates.md (xxspltib_constant_split): New
1238 predicates for wE/wS constraints.
1239 (xxspltib_constant_nosplit): Likewise.
1240 (easy_vector_constant): Add support for constants that can be
1241 loaded via XXSPLTIB.
1242 (all_ones_constant): New predicate for vector constant with all
1244 (splat_input_operand): Add support for ISA 3.0 word splat operations.
1245 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
1246 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
1247 instruction and possibly with a sign extension.
1248 (output_vec_const_move): Add support for XXSPLTIB. If we are
1249 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
1250 instead of XXLXOR/XXLORC.
1251 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
1253 (rs6000_legitimize_reload_address): Likewise.
1254 (rs6000_output_move_128bit): Use output_vec_const_move to emit
1256 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
1257 combine VSX_M and VSX_M2 into one iterator.
1259 (VSINT_84): New iterators for loading constants with XXSPLTIB.
1260 (VSINT_842): Likewise.
1261 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
1262 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
1263 XXSPLTIB instruction.
1264 (xxspltib_<mode>_nosplit): Likewise.
1265 (xxspltib_<mode>_split): New insn to load up constants with
1266 XXSPLTIB and a sign extend instruction.
1267 (vsx_mov<mode>): Replace single move that handled all vector types
1268 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
1269 moves (when -mvsx-timode is in effect) into the main vector
1270 moves. Eliminate separate moves for <VSr> <VSa>, where the
1271 preferred register class (<VSr>) is listed first, and the
1272 secondary register class (<VSa>) is listed second with a '?' to
1273 discourage use. Prefer loading 0/-1 in any VSX register for ISA
1274 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
1275 that if the register was involved in a slow operation, the
1276 clear/set operation does not wait for the slow operation to
1277 finish. Adjust the length attributes for 32-bit mode. Use
1278 rs6000_output_move_128bit and drop the use of the string
1279 instructions for 32-bit movti when -mvsx-timode is in effect. Use
1280 spacing so that the alternatives and attributes don't generate
1281 long lines, and put things in columns, so that it is easier to
1282 match up the operands and attributes with the insn alternatives.
1283 (vsx_mov<mode>_64bit): Likewise.
1284 (vsx_mov<mode>_32bit): Likewise.
1285 (vsx_movti_64bit): Fold movti into normal vector moves.
1286 (vsx_movti_32bit): Likewise.
1287 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
1289 (vsx_splat_v4si_internal): Likewise.
1290 (vsx_splat_v4sf_internal): Likewise.
1291 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
1292 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
1293 extend vector elements.
1294 (vsx_sign_extend_hi_<mode>): Likewise.
1295 (vsx_sign_extend_si_v2di): Likewise.
1296 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
1298 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
1299 constraints. Add trailing period to wL documentation.
1301 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
1304 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
1305 * tree-dfa.c (replace_abnormal_ssa_names): New function.
1306 * tree-call-cdce.c: Include tree-dfa.h.
1307 (can_guard_call_p): New function, extracted from...
1308 (can_use_internal_fn): ...here.
1309 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
1311 (shrink_wrap_one_built_in_call): Likewise.
1312 (use_internal_fn): Likewise.
1313 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
1314 and return void. Call replace_abnormal_ssa_names.
1315 (pass_call_cdce::execute): Check can_guard_call_p during the
1316 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
1317 will always change something.
1319 2016-05-18 Martin Jambor <mjambor@suse.cz>
1322 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
1323 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
1325 2016-05-18 Martin Jambor <mjambor@suse.cz>
1328 * ipa-inline.h (condition): New field size.
1329 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
1330 for comaprison and store it into the new condition.
1331 (evaluate_conditions_for_known_args): Use condition size to check
1332 access sizes for all but CHANGED conditions.
1333 (unmodified_parm_1): New parameter size_p, store access size into it.
1334 (unmodified_parm): Likewise.
1335 (unmodified_parm_or_parm_agg_item): Likewise.
1336 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
1337 (set_cond_stmt_execution_predicate): Extract access sizes and store
1339 (set_switch_stmt_execution_predicate): Likewise.
1340 (will_be_nonconstant_expr_predicate): Likewise.
1341 (will_be_nonconstant_predicate): Likewise.
1342 (inline_read_section): Stream condition size.
1343 (inline_write_summary): Likewise.
1345 2016-05-18 Richard Biener <rguenther@suse.de>
1347 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1348 condition cost to PHI cost instead of total_cost.
1350 2016-05-18 Martin Liska <mliska@suse.cz>
1353 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1356 2016-05-18 Richard Biener <rguenther@suse.de>
1358 * lto-streamer.h (LTO_major_version): Bump to 6.
1360 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1362 * function.c (make_split_prologue_seq, make_prologue_seq,
1363 make_epilogue_seq): New functions, factored out from...
1364 (thread_prologue_and_epilogue_insns): Here.
1366 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1368 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1369 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1370 of before. Add a comment.
1372 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1374 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1375 expression pointer, not pointer to the pointer.
1377 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1379 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1380 (avx2_pbroadcast<mode>): Add another alternative with v instead
1381 of x constraints in it, using <pbroadcast_evex_isa> isa.
1382 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1384 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1385 constraint x instead of v in second alternative, add avx512bw
1388 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1389 constraint x instead of v in second alternative, add avx512bw
1392 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1393 constraint x instead of v in second alternative, add avx512bw
1396 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1397 avx512bw alternative.
1399 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1401 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1403 (define_insn "*andnottf3"): Ditto.
1404 (define_insn "*<code><mode>3"/any_logic): Ditto.
1405 (define_insn "*<code>tf3"/any_logic): Ditto.
1406 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1407 operand to block AVX-512VL insn variant emit when it is not enabled.
1409 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1411 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1412 constraint fot SF mode.
1414 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1415 Kirill Yukhin <kirill.yukhin@intel.com>
1417 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1419 (define_insn "rsqrt14<mode>"): Ditto.
1420 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1421 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1422 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1423 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1424 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1426 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1427 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1428 * config/i386/i386.c (ix86_print_operand): Expand check for size
1429 override codes for Intel syntax.
1431 2016-05-18 Richard Biener <rguenther@suse.de>
1433 PR tree-optimization/71168
1434 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1435 initialization earlier.
1437 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1439 * config/aarch64/aarch64-simd.md
1440 (aarch64_reduc_plus_internal<mode>): Rename to...
1441 (reduc_plus_scal): ...This, and remove previous implementation.
1443 2016-05-18 Richard Biener <rguenther@suse.de>
1445 * passes.def: Put late dse and cd_dce in canonical order.
1447 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1449 * ipa-inline-transform.c (preserve_function_body_p): Look for
1450 first non-thunk clone.
1451 (save_function_body): Save into first non-thunk.
1452 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1454 (lto_output_node): Inline thunks don't need body in every
1456 * lto-streamer-in.c: Do not fixup thunk clones.
1457 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1459 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1462 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1465 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1466 (reassociate_bb): Call transform_add_to_multiply.
1468 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1470 * config/aarch64/aarch64.c (all_extensions): Removed unused
1473 2016-05-17 Nathan Sidwell <nathan@acm.org>
1475 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1476 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1478 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1480 PR tree-optimization/54579
1482 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1484 2016-05-17 Marek Polacek <polacek@redhat.com>
1487 * tree-inline.c (expand_call_inline): Call
1488 maybe_remove_unused_call_args.
1490 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1492 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1493 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1494 * doc/md.texi (fmin@var{m}3): Likewise.
1496 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1498 * match.pd (X & C): New transformation.
1500 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1502 * match.pd (~X & Y): New transformation.
1504 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1506 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1507 information for new SSA_NAME.
1508 (simplify_conversion_using_ranges): Get range through get_range_info
1509 instead of get_value_range.
1511 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1513 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1514 Remove inline assembly.
1515 (vmvn_s16): Likewise.
1516 (vmvn_s32): Likewise.
1517 (vmvn_u8): Likewise.
1518 (vmvn_u16): Likewise.
1519 (vmvn_u32): Likewise.
1520 (vmvnq_s8): Likewise.
1521 (vmvnq_s16): Likewise.
1522 (vmvnq_s32): Likewise.
1523 (vmvnq_u8): Likewise.
1524 (vmvnq_u16): Likewise.
1525 (vmvnq_u32): Likewise.
1526 (vmvn_p8): Likewise.
1527 (vmvnq_p16): Likewise.
1529 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1531 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1533 (vmul_n_s16): Likewise.
1534 (vmul_n_s32): Likewise.
1535 (vmul_n_u16): Likewise.
1536 (vmul_n_u32): Likewise.
1537 (vmulq_n_f32): Likewise.
1538 (vmulq_n_f64): Likewise.
1539 (vmulq_n_s16): Likewise.
1540 (vmulq_n_s32): Likewise.
1541 (vmulq_n_u16): Likewise.
1542 (vmulq_n_u32): Likewise.
1544 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1546 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1547 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1549 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1551 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1552 to *aarch64_fma4_elt_from_dup<mode>.
1553 (*aarch64_fnma4_elt_to_128df): Rename to
1554 *aarch64_fnma4_elt_from_dup<mode>.
1555 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1556 (vfms_n_f32): Likewise.
1557 (vfms_n_f64): Likewise.
1558 (vfmsq_n_f32): Likewise.
1559 (vfmsq_n_f64): Likewise.
1561 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1563 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1565 2016-05-17 Richard Biener <rguenther@suse.de>
1567 PR tree-optimization/71132
1568 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1569 Only add control dependences for blocks in the loop.
1570 (build_rdg): Adjust.
1571 (generate_code_for_partition): Return whether loop should
1572 be destroyed and delay that.
1573 (distribute_loop): Likewise.
1574 (pass_loop_distribution::execute): Record loops to be destroyed
1575 and perform delayed destroying of loops.
1577 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1580 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1582 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1584 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1586 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1589 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1590 insertion point for instructions generated by validize_mem.
1592 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1594 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1597 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1599 * config/aarch64/aarch64.c
1600 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1601 rather than a macro.
1603 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1605 * doc/invoke.texi (AArch64 Options): Various updates.
1607 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1609 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1610 into instrumentation thunks.
1611 * cif-code.def (CIF_CHKP): New.
1613 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1615 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1617 2016-05-16 Martin Jambor <mjambor@suse.cz>
1619 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1620 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1622 2016-05-16 Marek Polacek <polacek@redhat.com>
1624 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1627 2016-05-16 Martin Jambor <mjambor@suse.cz>
1630 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1631 the outlined kernel function.
1633 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1635 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1636 (ISA_HAS_DLSA): Ditto.
1638 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1640 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1642 2016-05-16 Nathan Sidwell <nathan@acm.org>
1644 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1645 (nvptx_name_replacement): Restore. Add comment.
1646 (write_fn_proto, write_fn_proto_from_insn,
1647 nvptx_output_call_insn): Restore
1648 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1650 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1652 * config/aarch64/aarch64.md
1653 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1654 (add<mode>3_compareC_imm): Likewise.
1655 (<optab>si3_uxtw): Split into register and immediate variants.
1656 (andsi3_compare0_uxtw): Likewise.
1657 (and<mode>3_compare0): Likewise.
1658 (and<mode>3nr_compare0): Likewise.
1659 (stack_protect_test_<mode>): Don't use %x for memory operands.
1661 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1663 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1665 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1667 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1668 Split integer shifts into shift_reg and bfm.
1669 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1670 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1671 (ror<mode>3_insn): Likewise.
1672 (<optab>si3_insn_uxtw): Likewise.
1673 (<optab><mode>3_insn): Change to rotate_imm.
1674 (extr<mode>5_insn_alt): Likewise.
1675 (extrsi5_insn_uxtw): Likewise.
1676 (extrsi5_insn_uxtw_alt): Likewise.
1678 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1680 * doc/tm.texi: Regenerate.
1681 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1682 (TARGET_INVALID_RETURN_TYPE): Remove.
1683 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1684 TARGET_INVALID_RETURN_TYPE.
1685 * target.def (invalid_parameter_type): Remove.
1686 (invalid_return_type): Remove.
1688 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1690 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1691 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1693 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1695 (preserve_function_body_p): No need to preserve function body
1696 * cif-codes.def (CIF_THUNK): Remove.
1697 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1699 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1701 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1703 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1705 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1708 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1710 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1711 (inline_small_functions): Do not look for function symbol when
1714 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1716 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1719 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1720 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1721 Jiong Wang <jiong.wang@arm.com>
1723 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1724 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1725 Define __ARM_FP16_ARGS when appropriate.
1726 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1728 (arm_invalid_return_type): Likewise.
1729 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1730 (TARGET_INVALID_RETURN_TYPE): Remove.
1731 (aapcs_vfp_sub_candidate): Allow HFmode.
1732 (aapcs_vfp_allocate): Add comment. Support HFmode.
1733 (aapcs_vfp_allocate_return_reg): Likewise.
1734 (struct aapcs_cp_arg_layout): Slightly reword comments for
1735 is_return_candidate and allocate_return_reg.
1736 (output_mov_vfp): Update assert.
1737 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1739 (arm_invalid_parameter_type): Remove.
1740 (amr_invalid_return_type): Remove.
1741 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1742 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1743 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1745 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1747 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1748 * config/aarch64/arch64-protos.h
1749 (aarch64_legitimize_reload_address): Remove.
1750 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1753 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1755 * configure.ac: Add ACX_NONCANONICAL_HOST.
1756 * configure: Regenerate.
1757 * Makefile.in: Set host_noncanonical.
1759 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1762 * config/i386/i386.md (*movtf_internal): Before register allocation,
1763 do not allow FP constants for CM_MEDIUM memory model, allow only
1764 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1765 (*movxf_internal): Ditto.
1766 (*movdf_internal): Ditto.
1767 (*movsf_internal): Ditto.
1769 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1771 PR rtl-optimization/67483
1772 * combine.c (make_compound_operation): Don't call extract_left_shift
1773 with negative shift amounts.
1775 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1778 * fold-const.c (fold_checksum_tree): Allow modification
1779 of TYPE_ALIAS_SET during folding.
1781 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1782 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1783 (ix86_split_to_parts): Likewise. Fix up formatting.
1785 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1787 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1788 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1791 2016-05-13 Nathan Sidwell <nathan@acm.org>
1793 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1794 (nvptx_name_replacement): Delete.
1795 (write_fn_proto, write_fn_proto_from_insn,
1796 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1797 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1798 * langhooks.c (add_builtin_funcction_common): Call
1799 targetm.mangle_decl_assembler_name.
1801 * config/nvptx/nvptx.c (write_fn_proto): Handle
1802 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1804 2016-05-13 Martin Liska <mliska@suse.cz>
1806 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1807 and PRIu64 in printf format.
1809 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1811 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1814 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1816 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1817 Change --param max-completely-peeled-times to
1818 --param max-completely-peel-times in dump file printing.
1820 2016-05-13 Richard Biener <rguenther@suse.de>
1822 PR tree-optimization/42587
1823 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1824 (find_bswap_or_nop_1): Likewise.
1825 (bswap_replace): Likewise.
1827 2016-05-13 Martin Liska <mliska@suse.cz>
1829 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1830 Initialize a variable with default value.
1832 2016-05-13 Martin Liska <mliska@suse.cz>
1834 * doc/invoke.texi: Enhance explanation of error recovery
1837 2016-05-13 Martin Liska <mliska@suse.cz>
1839 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1840 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1841 (iv_inv_expr_ent *).
1842 (struct iv_inv_expr_ent): Comment struct fields.
1843 (sort_iv_inv_expr_ent): New function.
1844 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1845 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1846 a hash_map between iv_inv_expr_ent and number of usages.
1847 (niter_for_exit): Fix coding style.
1848 (tree_ssa_iv_optimize_init): Use renamed variable.
1849 (determine_base_object): Fix coding style.
1850 (alloc_iv): Likewise.
1851 (find_interesting_uses_outside): Likewise.
1852 (add_candidate_1): Likewise.
1853 (add_standard_iv_candidates): Likewise.
1854 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1855 (prepare_decl_rtl): Fix coding style.
1856 (get_address_cost): Likewise.
1857 (get_shiftadd_cost): Likewise.
1858 (force_expr_to_var_cost): Likewise.
1859 (compare_aff_trees): Likewise.
1860 (get_expr_id): Restructure the function.
1861 (get_loop_invariant_expr_id): Renamed to
1862 get_loop_invariant_expr.
1863 (get_computation_cost_at): Replace usage of inv_expr_id with
1865 (get_computation_cost): Likewise.
1866 (determine_group_iv_cost_generic): Likewise.
1867 (determine_group_iv_cost_address): Likewise.
1868 (iv_period): Fix coding style.
1869 (iv_elimination_compare_lt): Likewise.
1870 (may_eliminate_iv): Likewise.
1871 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1873 (determine_group_iv_costs): Dump invariant expressions.
1874 (iv_ca_recount_cost): Use the newly added hash_map.
1875 (iv_ca_set_remove_invariants): Fix coding style.
1876 (iv_ca_set_add_invariants): Fix coding style.
1877 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1879 (iv_ca_set_cp): Likewise.
1880 (iv_ca_new): Initialize the newly added hash_map and remove
1881 initialization of fields.
1882 (iv_ca_free): Delete the hash_map.
1883 (iv_ca_dump): Dump invariant expressions.
1884 (iv_ca_extend): Fix coding style.
1885 (try_add_cand_for): Likewise.
1886 (create_new_ivs): Dump information about # of avg iterations and
1887 # of used invariant expressions.
1888 (rewrite_use_compare): Fix coding style.
1889 (free_loop_data): Set default value for max_inv_expr_id.
1891 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1893 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1894 returned value cse_cfg_altered computation.
1895 (rest_of_handle_cse2): Likewise.
1896 (rest_of_handle_cse_after_global_opts): Likewise.
1898 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1901 * config/arm/arm.c (arm32_output_mi_thunk): New.
1902 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1903 to split Thumb1 vs TARGET_32BIT functionality.
1904 (arm_thumb1_mi_thunk): New.
1906 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1908 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1911 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1914 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1916 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1918 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1919 (expand_builtin_trap): Emit a regular call.
1920 (set_builtin_user_assembler_name): Remove obsolete cases.
1921 * dse.c (scan_insn): Adjust.
1922 * except.c: Include calls.h.
1923 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1924 emit a regular call to setjmp.
1925 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1926 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1927 (emit_block_move_via_libcall): Delete.
1928 (block_move_fn): Delete.
1929 (init_block_move_fn): Likewise.
1930 (emit_block_move_libcall_fn): Likewise.
1931 (emit_block_op_via_libcall): New function.
1932 (set_storage_via_libcall): Tidy up and use memset builtin.
1933 (block_clear_fn): Delete.
1934 (init_block_clear_fn): Likewise.
1935 (clear_storage_libcall_fn): Likewise.
1936 (expand_assignment): Call emit_block_move_via_libcall.
1937 Do not include gt-expr.h.
1938 * expr.h (emit_block_op_via_libcall): Declare.
1939 (emit_block_copy_via_libcall): New inline function.
1940 (emit_block_move_via_libcall): Likewise.
1941 (emit_block_comp_via_libcall): Likewise.
1942 (block_clear_fn): Delete.
1943 (init_block_move_fn): Likewise.
1944 (init_block_clear_fn): Likewise.
1945 (emit_block_move_via_libcall): Likewise.
1946 (set_storage_via_libcall): Add default parameter value.
1947 * libfuncs.h (enum libfunc_index): Remove obsolete values.
1948 (abort_libfunc): Delete.
1949 (memcpy_libfunc): Likewise.
1950 (memmove_libfunc): Likewise.
1951 (memcmp_libfunc): Likewise.
1952 (memset_libfunc): Likewise.
1953 (setbits_libfunc): Likewise.
1954 (setjmp_libfunc): Likewise.
1955 (longjmp_libfunc): Likewise.
1956 (profile_function_entry_libfunc): Likewise.
1957 (profile_function_exit_libfunc): Likewise.
1958 (gcov_flush_libfunc): Likewise.
1959 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
1960 and DECL_VISIBILITY on the declaration.
1961 (init_optabs): Do not initialize obsolete libfuncs.
1962 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
1963 * tree-core.h (ECF_RET1): Define.
1964 (ECF_TM_PURE): Adjust.
1965 (ECF_TM_BUILTIN): Likewise.
1966 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
1967 (build_common_builtin_nodes): Initialize abort builtin.
1968 Add ECF_RET1 on memcpy, memmove and memset builtins.
1969 Pass final flags for alloca and alloca_with_align builtins.
1970 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
1972 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
1973 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
1974 set_storage_via_libcall and call emit_block_copy_via_libcall.
1976 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
1978 * config/i386/i386.md (*call_got_x32): Change operand 0 to
1979 DImode before it is passed to ix86_output_call_operand.
1980 (*call_value_got_x32): Ditto for operand 1.
1982 2016-05-12 Jiong Wang <jiong.wang@arm.com>
1984 PR rtl-optimization/70904
1985 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
1986 reload for wide mode.
1988 2016-05-12 Marek Polacek <polacek@redhat.com>
1991 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
1992 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
1993 * langhooks.h (incomplete_type_error): Likewise.
1994 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
1995 parameter, pass it down to incomplete_type_error.
1996 * tree.h (size_in_bytes): New inline overload.
1997 (size_in_bytes_loc): Renamed from size_in_bytes.
1999 2016-05-12 Richard Biener <rguenther@suse.de>
2001 PR tree-optimization/71059
2002 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2003 nary before looking up or entering the expression into the VN
2005 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2006 Make sure to re-use NARYs without result as inserted by
2009 2016-05-12 Richard Biener <rguenther@suse.de>
2011 PR tree-optimization/71062
2012 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2014 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2015 vars_contains_restrict if the var is a restrict tag.
2016 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2017 do not disambiguate pointers against it.
2018 (dump_points_to_solution): Re-structure and adjust for new
2019 vars_contains_restrict flag.
2020 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2022 2016-05-12 Martin Liska <mliska@suse.cz>
2024 * doc/invoke.texi: Explain connection between
2025 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2027 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2029 PR tree-optimization/71006
2030 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2031 consider COND_EXPR as a mask producer.
2033 2016-05-12 Marek Polacek <polacek@redhat.com>
2036 * opts.c (common_handle_option): Detect missing argument for --help^.
2038 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2041 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2042 when popping the PC and within an interrupt handler routine.
2043 Add missing tab to output of "ldmfd".
2044 (output_return_instruction): Output LDMFD with SP update rather
2045 than POP when returning from interrupt handler.
2047 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2049 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2050 TARGET_64BIT && TARGET_AVX512DQ.
2051 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2052 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2053 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2054 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2055 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2056 (*vec_extractv4si_zext): Add avx512dq alternative.
2057 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2058 use v instead of x constraint in other alternatives where possible.
2060 * config/i386/sse.md (sse2_loadld): Use v instead of x
2061 constraint in alternatives 0,1,4.
2063 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2064 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2065 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2068 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2069 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2070 is not emitted unless TARGET_AVX512BW.
2071 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2072 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2073 for the result operand.
2075 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2076 constraint instead of x in avx alternatives. Use maybe_evex instead
2079 * config/i386/constraints.md (Yv): New constraint.
2080 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2081 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2082 * config/i386/i386.md (avx512fvecmode): New mode attr.
2083 (*pushtf): Use v constraint instead of x.
2084 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2085 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2086 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2087 (*absnegtf2_sse): Likewise.
2088 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2089 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2090 avx512f alternatives.
2091 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2093 2016-05-12 Richard Biener <rguenther@suse.de>
2095 PR tree-optimization/71060
2096 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2097 require exact match of DR_BASE_OBJECT but only matching address and
2100 2016-05-12 Richard Biener <rguenther@suse.de>
2102 PR tree-optimization/70986
2103 * cfganal.c: Include cfgloop.h.
2104 (dfs_find_deadend): Prefer to take edges exiting loops.
2106 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2108 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2109 compile and run time.
2111 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2114 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2116 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2118 * config/i386/i386.c (legitimize_pic_address): Use
2119 copy_to_suggested_reg instead of gen_movsi.
2121 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2123 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2124 the code into quad_address_p and call it to share code with
2125 vsx_quad_dform_memory_operand.
2126 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2128 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2129 bit instead of being a separate word. Split -mpower9-dform into
2130 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2131 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2132 for the register class supporting 128-bit quad word memory offsets.
2133 (mode_supports_vsx_dform_quad): Helper function to return if the
2134 register class uses quad word memory offsets.
2135 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2136 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2137 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2138 instructions are enabled, set up the appropriate addr_masks for
2140 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2141 -mpower9-dform-scalar, instead of -mpower9-dform.
2142 (rs6000_option_override_internal): Split -mpower9-dform into two
2143 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2144 -mpower9-dform switch sets or clears both. If we are not using
2145 the LRA register allocator, do not enable -mpower9-dform-vector by
2146 default. If we are using LRA, enable -mpower9-dform-vector and
2147 -mvsx-timode if it is appropriate. Issue a warning if either
2148 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2150 (quad_address_offset_p): New helper function to return if the
2151 offset is legal for quad word memory instructions.
2152 (quad_address_p): New function to determin if GPR or vector
2153 register quad word memory addresses are legal.
2154 (mem_operand_gpr): Validate quad word address offsets.
2155 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2156 d-form (register + offset) instructions.
2157 (offsettable_ok_by_alignment): Likewise.
2158 (rs6000_legitimate_offset_address_p): Likewise.
2159 (legitimate_lo_sum_address_p): Likewise.
2160 (rs6000_legitimize_address): Likewise.
2161 (rs6000_legitimize_reload_address): Add more debug statements for
2163 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2164 d-form instructions.
2165 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2166 d-form instructions. Distinguish different cases in debug
2167 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2168 d-form instructions.
2169 (rs6000_preferred_reload_class): Likewise.
2170 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2171 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2172 of the ISA 2.06 indexed memory instructions.
2173 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2174 use them to save/restore the saved vector registers instead of
2175 using Altivec instructions.
2176 (rs6000_emit_epilogue): Likewise.
2177 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2178 (rs6000_opt_masks): Split -mpower9-dform into
2179 -mpower9-dform-scalar and -mpower9-dform-vector.
2180 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2182 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2183 ISA 3.0 vector indexed memory instructions, and fold the code into
2184 the normal mov<mode> patterns.
2185 (p9_vecstore_<mode>): Likewise.
2186 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2188 (vsx_movti_64bit): Likewise.
2189 (vsx_movti_32bit): Likewise.
2190 * config/rs6000/constraints.md (wO constraint): New constraint for
2191 ISA 3.0 vector d-form support.
2192 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2193 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2194 include -mpower9-dform-vector until we switch over to LRA.
2195 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2196 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2197 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2198 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2199 for -mpower9-dform and -mlra.
2200 * doc/md.texi (wO constraint): Document wO constraint.
2202 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2204 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2205 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2206 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2207 Move handling of non-insn arguments inline into the sole user:
2208 (output_trans_func): ...here.
2209 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
2210 in emitted function prototype.
2211 (output_internal_insn_latency_func): Ditto. Simplify.
2212 (output_internal_maximal_insn_latency_func): Ditto. Delete
2213 always-unused argument.
2214 (output_insn_latency_func): Ditto.
2215 (output_maximal_insn_latency_func): Ditto.
2217 2016-05-11 Richard Biener <rguenther@suse.de>
2219 PR tree-optimization/71055
2220 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
2221 sth with precision not equal to access size verify we don't chop
2224 2016-05-11 Richard Biener <rguenther@suse.de>
2227 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
2228 (dwarf2out_finish): Move retry_incomplete_types call ...
2229 (dwarf2out_early_finish): ... here.
2231 2016-05-11 Richard Biener <rguenther@suse.de>
2234 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
2235 if the langhook insists on it.
2236 * fold-const.c (make_bit_field_ref): Add arg for the original
2237 reference and preserve its alias-set.
2238 (decode_field_reference): Take exp by reference and adjust it
2239 to the original memory reference.
2240 (optimize_bit_field_compare): Adjust callers.
2241 (fold_truth_andor_1): Likewise.
2242 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
2244 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
2247 * cfgrtl.h (delete_insn_and_edges): Now return bool.
2248 * cfgrtl.c (delete_insn_and_edges): Likewise.
2249 * config/i386/i386.c (convert_scalars_to_vector): Remove
2251 * cse.c (cse_insn): Compute cse_cfg_altered.
2252 (delete_trivially_dead_insns): Likewise.
2253 (cse_cc_succs): Likewise.
2254 (rest_of_handle_cse): Free dominance info if required.
2255 (rest_of_handle_cse2): Likewise.
2256 (rest_of_handle_cse_after_global_opts): Likewise.
2258 2016-05-11 Alan Modra <amodra@gmail.com>
2260 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2261 abi_v4_pass_in_fpr): New functions.
2262 (rs6000_function_arg_boundary): Exclude complex IBM long double
2263 from 64-bit alignment when ABI_V4.
2264 (rs6000_function_arg, rs6000_function_arg_advance_1,
2265 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2267 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
2269 PR rtl-optimization/71028
2270 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
2271 jump with just a return in the fallthrough block if the branch
2272 block contains just a return as well.
2274 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
2276 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
2277 * match.pd ((X & Y) ^ Y): ... this.
2278 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
2279 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2281 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2283 * read-md.c (require_char_ws): New function.
2284 (read_string): Simplify using require_char_ws.
2285 (handle_constants): Likewise.
2286 (handle_enum): Likewise.
2287 (handle_file): Likewise.
2288 * read-md.h (require_char_ws): New declaration.
2289 * read-rtl.c (read_conditions): Simplify using require_char_ws.
2290 (read_mapping): Likewise.
2291 (read_rtx_code): Likewise.
2292 (read_nested_rtx): Likewise.
2294 2016-05-10 James Norris <jnorris@codesourcery.com>
2296 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
2297 if offloading is enabled and -fopenacc or -fopenmp is specified.
2298 (CRTOFFLOADEND): Likewise.
2299 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
2300 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2302 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
2304 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
2305 gotoff_operand code paths. Use copy_to_suggested_regs and
2306 expand_simple_binop where appropriate. Cleanup.
2308 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2311 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
2313 (dimode_scalar_chain::vector_const_cost): New.
2314 (dimode_scalar_chain::compute_convert_gain): Handle constants.
2315 (dimode_scalar_chain::convert_op): Likewise.
2316 (dimode_scalar_chain::convert_insn): Likewise.
2318 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2320 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
2321 unary operation, not a binary one.
2323 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2326 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
2327 calls with type casted fndecl.
2329 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2331 PR tree-optimization/70786
2332 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
2333 * calls.c (initialize_argument_information): Bind bounds
2334 with corresponding args passed by reference.
2336 2016-05-10 Jakub Jelinek <jakub@redhat.com>
2339 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
2340 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
2341 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2344 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2347 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2348 code for a zero scale factor.
2349 (vsx_xvcvdpuxds_scale): Likewise.
2351 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2353 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2354 if show_ruler_p was set on the context.
2355 (layout::show_ruler): New method.
2356 * diagnostic.h (struct diagnostic_context): Add field
2359 2016-05-10 Richard Biener <rguenther@suse.de>
2361 PR tree-optimization/71039
2362 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2363 (chk_uses): New function.
2364 (propagate_with_phi): Verify we can safely replicate the lhs of an
2365 aggregate assignment on all incoming edges.
2367 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2369 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2371 (rx_atomic_sequence): New class.
2372 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2373 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2375 (rx_atomic_sequence::rx_atomic_sequence,
2376 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2377 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2378 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2379 CTRLREG_INTB): New constants.
2380 (FETCHOP): New code iterator.
2381 (fethcop_name, fetchop_name2): New iterator code attributes.
2382 (QIHI): New mode iterator.
2383 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2384 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2385 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2387 2016-05-10 Martin Liska <mliska@suse.cz>
2389 * tree-inline.c (remap_dependence_clique): Do not remap
2390 debugging statements.
2392 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2394 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2395 ("*fixuns_truncdfdi2_z13")
2396 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2397 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2398 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2400 2016-05-10 Richard Biener <rguenther@suse.de>
2402 PR tree-optimization/70497
2403 PR tree-optimization/28367
2404 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2406 (visit_reference_op_load): ... here.
2407 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2408 with simplified BIT_FIELD_REFs.
2409 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2410 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2413 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2415 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2416 documentation comment. For BLOCK nodes, add a
2417 DW_AT_abstract_origin attribute that points to the DIE generated
2418 for the origin BLOCK.
2419 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2420 blocks from inlined functions.
2422 2016-05-10 Alan Modra <amodra@gmail.com>
2425 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2426 regrename modifying insns saving lr before __morestack call.
2427 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2428 insns restoring lr after __morestack call.
2430 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2432 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2433 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2435 * config/i386/sse.md (vec_interleave_high<mode>,
2436 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2437 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2439 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2441 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2442 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2443 parallel reassociation for power8 and forward.
2445 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2447 * config/i386/i386.md (absneg splitters with general regs): Use
2448 general_reg_operand predicate.
2449 (btsq peephole2): Use x86_64_immediate_operand to check if new
2450 value is suitable for immediate operand. Generate emitted insn
2451 using RTL expressions.
2452 (btcq peephole2): Ditto.
2453 (btrq peephole2): Ditto. Generate correct immediate operand
2456 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2458 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2461 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2463 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2464 pointer dereference.
2466 2016-05-09 Richard Biener <rguenther@suse.de>
2468 PR tree-optimization/70985
2469 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2470 op0 isn't a gimple register.
2472 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2474 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2475 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2476 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2477 (i6400_fpu_mult): New cpu units.
2478 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2479 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2480 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2481 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2482 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2483 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2484 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2485 (i6400_msa_long_float4, i6400_msa_long_float5)
2486 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2487 (i6400_msa_fdiv_sf): New reservations.
2488 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2489 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2490 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2491 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2492 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2493 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2494 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2495 (msa_short_store4, msa_long_load, msa_short_store)
2496 (msa_long_logic, msa_long_float2, msa_long_float4)
2497 (msa_long_float5, msa_long_float8, msa_long_mult)
2498 (msa_long_fdiv, msa_long_div): New reservations.
2500 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2501 Sameera Deshpande <sameera.deshpande@imgtec.com>
2502 Matthew Fortune <matthew.fortune@imgtec.com>
2503 Graham Stott <graham.stott@imgtec.com>
2504 Chao-ying Fu <chao-ying.fu@imgtec.com>
2506 * config.gcc: Add MSA header file for mips*-*-* target.
2507 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2508 (Ubv8i, Urv8): New constraints.
2509 * config/mips/mips-ftypes.def: Add function types for MSA
2511 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2512 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2513 * config/mips/mips-msa.md: New file.
2514 * config/mips/mips-protos.h
2515 (mips_split_128bit_const_insns): New prototype.
2516 (mips_msa_idiv_insns): Likewise.
2517 (mips_split_128bit_move): Likewise.
2518 (mips_split_128bit_move_p): Likewise.
2519 (mips_split_msa_copy_d): Likewise.
2520 (mips_split_msa_insert_d): Likewise.
2521 (mips_split_msa_fill_d): Likewise.
2522 (mips_expand_msa_branch): Likewise.
2523 (mips_const_vector_same_val_p): Likewise.
2524 (mips_const_vector_same_bytes_p): Likewise.
2525 (mips_const_vector_same_int_p): Likewise.
2526 (mips_const_vector_shuffle_set_p): Likewise.
2527 (mips_const_vector_bitimm_set_p): Likewise.
2528 (mips_const_vector_bitimm_clr_p): Likewise.
2529 (mips_msa_vec_parallel_const_half): Likewise.
2530 (mips_msa_output_division): Likewise.
2531 (mips_ldst_scaled_shift): Likewise.
2532 (mips_expand_vec_cond_expr): Likewise.
2533 * config/mips/mips.c (enum mips_builtin_type): Add
2534 MIPS_BUILTIN_MSA_TEST_BRANCH.
2535 (mips_gen_const_int_vector_shuffle): New prototype.
2536 (mips_const_vector_bitimm_set_p): New function.
2537 (mips_const_vector_bitimm_clr_p): Likewise.
2538 (mips_const_vector_same_val_p): Likewise.
2539 (mips_const_vector_same_bytes_p): Likewise.
2540 (mips_const_vector_same_int_p): Likewise.
2541 (mips_const_vector_shuffle_set_p): Likewise.
2542 (mips_symbol_insns): Forbid loading symbols via immediate for
2544 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2546 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2548 (mips_lx_address_p): Add support load indexed address for MSA.
2549 (mips_address_insns): Add calculation of instructions needed for
2550 stores and loads for MSA.
2551 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2552 CONST_VECTOR for MSA and let it fall through.
2553 (mips_ldst_scaled_shift): New function.
2554 (mips_subword_at_byte): Likewise.
2555 (mips_msa_idiv_insns): Likewise.
2556 (mips_legitimize_move): Validate MSA moves.
2557 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2558 calculation of costs for MSA division.
2559 (mips_split_move_p): Check if MSA moves need splitting.
2560 (mips_split_move): Split MSA moves if necessary.
2561 (mips_split_128bit_move_p): New function.
2562 (mips_split_128bit_move): Likewise.
2563 (mips_split_msa_copy_d): Likewise.
2564 (mips_split_msa_insert_d): Likewise.
2565 (mips_split_msa_fill_d): Likewise.
2566 (mips_output_move): Handle MSA moves.
2567 (mips_expand_msa_branch): New function.
2568 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2569 Reinstate 'y' modifier.
2570 (mips_file_start): Add MSA .gnu_attribute.
2571 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2573 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2574 (mips_class_max_nregs): Add register size for MSA supported mode.
2575 (mips_cannot_change_mode_class): Allow conversion between MSA
2576 vector modes and TImode.
2577 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2579 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2580 (mips_preferred_simd_mode): Add preffered modes for MSA.
2581 (mips_vector_mode_supported_p): Add MSA supported modes.
2582 (mips_autovectorize_vector_sizes): New function.
2583 (mips_msa_output_division): Likewise.
2584 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2585 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2586 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2587 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2588 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2589 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2590 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2591 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2592 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2593 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2594 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2595 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2596 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2597 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2598 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2599 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2600 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2601 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2602 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2603 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2604 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2605 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2606 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2607 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2608 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2609 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2610 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2611 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2612 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2613 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2614 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2615 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2616 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2617 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2618 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2619 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2620 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2621 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2622 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2623 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2624 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2625 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2626 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2627 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2628 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2629 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2630 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2631 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2632 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2633 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2634 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2635 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2636 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2637 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2638 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2639 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2640 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2641 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2642 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2643 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2644 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2645 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2646 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2647 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2648 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2649 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2650 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2651 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2652 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2653 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2654 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2655 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2656 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2657 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2658 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2659 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2660 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2661 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2662 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2663 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2664 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2665 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2666 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2667 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2668 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2669 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2670 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2671 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2672 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2673 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2674 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2675 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2676 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2677 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2678 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2679 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2680 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2681 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2682 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2683 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2684 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2685 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2686 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2687 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2688 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2689 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2690 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2691 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2692 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2693 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2694 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2695 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2696 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2697 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2698 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2699 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2700 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2701 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2702 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2703 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2704 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2705 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2706 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2707 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2708 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2709 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2710 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2711 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2712 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2713 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2714 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2715 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2716 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2717 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2718 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2719 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2720 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2721 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2722 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2723 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2724 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2725 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2726 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2727 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2728 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2729 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2730 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2731 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2732 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2733 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2734 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2736 (mips_get_builtin_decl_index): New array.
2737 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2738 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2739 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2740 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2741 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2743 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2745 (mips_expand_builtin_insn): Prepare operands for
2746 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2747 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2748 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2749 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2750 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2751 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2752 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2753 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2754 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2755 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2756 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2757 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2758 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2759 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2760 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2761 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2762 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2763 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2764 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2765 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2766 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2767 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2768 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2769 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2770 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2771 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2772 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2773 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2774 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2775 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2776 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2777 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2778 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2779 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2780 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2781 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2782 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2783 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2784 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2785 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2786 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2787 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2788 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2789 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2790 These are set implicitly and an error is reported if overridden.
2791 (mips_expand_builtin_msa_test_branch): New function.
2792 (mips_expand_msa_shuffle): Likewise.
2793 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2794 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2795 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2796 (mips_expand_vec_unpack): Add support for MSA.
2797 (mips_expand_vector_init): Likewise.
2798 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2799 instead of const0_rtx.
2800 (mips_msa_vec_parallel_const_half): New function.
2801 (mips_gen_const_int_vector): Likewise.
2802 (mips_gen_const_int_vector_shuffle): Likewise.
2803 (mips_expand_msa_cmp): Likewise.
2804 (mips_expand_vec_cond_expr): Likewise.
2805 * config/mips/mips.h
2806 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2807 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2809 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2810 (ISA_HAS_MSA): New macro.
2811 (UNITS_PER_MSA_REG): Likewise.
2812 (BITS_PER_MSA_REG): Likewise.
2813 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2814 (MSA_REG_FIRST): New macro.
2815 (MSA_REG_LAST): Likewise.
2816 (MSA_REG_NUM): Likewise.
2817 (MSA_REG_P): Likewise.
2818 (MSA_REG_RTX_P): Likewise.
2819 (MSA_SUPPORTED_MODE_P): Likewise.
2820 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2821 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2822 * config/mips/mips.md: Include mips-msa.md.
2823 (alu_type): Add simd_add.
2824 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2825 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2826 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2827 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2828 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2829 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2830 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2831 simd_move, simd_load, simd_store. Choose "multi" for moves
2833 (qword_mode): New attribute.
2834 (insn_count): Add instruction count for quad moves.
2835 Increase the count for MIPS SIMD division.
2836 (UNITMODE): Add UNITMODEs for vector types.
2837 (addsub): New code iterator.
2838 * config/mips/mips.opt (mmsa): New option.
2839 * config/mips/msa.h: New file.
2840 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2842 * config/mips/mti-linux.h: Likewise.
2843 * config/mips/predicates.md
2844 (const_msa_branch_operand): New constraint.
2845 (const_uimm3_operand): Likewise.
2846 (const_uimm4_operand): Likewise.
2847 (const_uimm5_operand): Likewise.
2848 (const_uimm8_operand): Likewise.
2849 (const_imm5_operand): Likewise.
2850 (aq10b_operand): Likewise.
2851 (aq10h_operand): Likewise.
2852 (aq10w_operand): Likewise.
2853 (aq10d_operand): Likewise.
2854 (const_m1_operand): Likewise.
2855 (reg_or_m1_operand): Likewise.
2856 (const_exp_2_operand): Likewise.
2857 (const_exp_4_operand): Likewise.
2858 (const_exp_8_operand): Likewise.
2859 (const_exp_16_operand): Likewise.
2860 (const_vector_same_val_operand): Likewise.
2861 (const_vector_same_simm5_operand): Likewise.
2862 (const_vector_same_uimm5_operand): Likewise.
2863 (const_vector_same_uimm6_operand): Likewise.
2864 (const_vector_same_uimm8_operand): Likewise.
2865 (par_const_vector_shf_set_operand): Likewise.
2866 (reg_or_vector_same_val_operand): Likewise.
2867 (reg_or_vector_same_simm5_operand): Likewise.
2868 (reg_or_vector_same_uimm6_operand): Likewise.
2869 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2871 * doc/invoke.texi (-mmsa): Document new option.
2873 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2875 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2876 * configure: Regenerate.
2877 * config.in: Regenerate.
2878 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2880 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2881 (ENDFILE_VTV_SPEC): Define.
2883 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2885 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2886 registers in all interrupt handlers if necessary.
2887 (rl78_option_override): Add warning.
2888 (MUST_SAVE_MDUC_REGISTERS): New macro.
2889 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2890 * config/rl78/rl78.c (check_mduc_usage): New function.
2891 (mduc_regs): New structure to hold MDUC register data.
2892 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2893 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2894 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2895 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2896 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2897 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2899 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2901 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2902 (tree-ssa-loop-niter.h): Ditto.
2903 (idx_within_array_bound, ref_within_array_bound): New functions.
2904 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2905 Factor out check on writable base object to ...
2906 (base_object_writable): ... here.
2908 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2910 * config/arm/arm.md (probe_stack): Add modes to set source
2913 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2915 * regrename.c (base_reg_class_for_rename): New static function.
2916 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2918 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2920 * cgraph.c (thunk_adjust): Export.
2921 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2922 * cgraphunit.c (thunk_adjust): Export.
2923 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2925 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2927 * tree-inline.c (expand_call_inline): Expand thunks inline.
2929 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2932 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2933 (*sse2_vd_cvtss2sd): Ditto.
2934 * config/i386/i386.md
2935 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2936 Generate *sse2_vd_cvtsd2ss pattern.
2937 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2938 Generate *sse2_vd_cvtss2sd pattern.
2940 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2942 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2943 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
2946 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2948 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
2949 * config/sh/sh.c: Define and declare variables on first use throughout
2951 (current_function_interrupt): Change to bool type.
2952 (frame_insn): Rename to emit_frame_insn and update users.
2953 (push_regs): Use bool for 'interrupt_handler' argument.
2954 (save_schedule_s): Remove.
2955 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
2956 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
2957 targetm.asm_out.unaligned_op.di.
2958 (gen_far_branch): Remove redundant forward declaration.
2959 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
2960 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
2961 (sh_set_return_address, sh_function_ok_for_sibcall,
2962 scavenge_reg): Update comments.
2963 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
2964 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
2965 (sh_attr_renesas_p): Remove unnecessary parentheses.
2966 (branch_dest): Simplify.
2967 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
2968 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
2969 (CUMULATIVE_ARGS): Change macro to typedef.
2970 (current_function_interrupt): Change to bool type.
2971 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
2972 Surround with __cplusplus ifdef.
2973 (sh_compare_op0, sh_compare_op1): Remove.
2974 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2976 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
2978 * config/arm/arm.md: (arch): Add neon.
2979 (arch_enabled): Return yes for arch neon when TARGET_NEON.
2980 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
2981 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
2982 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
2983 attributes for alt renumbering. Mark alt 3 as non-predicable.
2984 (thumb2_movdf_vfp): Likewise.
2986 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
2988 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
2989 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
2990 (*andqi_1): Add preferred_for_speed attribute to disparage
2991 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
2992 (*<code>qi_1): Ditto.
2993 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
2994 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
2995 (*ashlqi3_1): Ditto.
2996 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
2997 Add preferred_for_size attribute to disparage alternative 0 and
2998 preferred_for_speed attribute to disparage alternative 1 for
2999 TARGET_PARTIAL_REG_STALL targets.
3001 2016-05-07 Tom de Vries <tom@codesourcery.com>
3003 PR tree-optimization/70956
3004 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3007 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3009 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3010 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3011 * config/sh/sh.md (branch_zero): Remove define_attr.
3012 (define_delay): Disable delay slot if branch distance is one insn.
3014 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3016 * config/i386/i386.md (LEAMODE): New mode attribute.
3017 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3018 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3019 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3020 operand 2 predicate.
3021 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3022 (*lea<mode>_general_3): Ditto.
3023 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3025 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3027 * genmddump.c (main): Convert argv from char ** to const char **.
3029 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3031 * coretypes.h (OVERRIDE): New macro.
3034 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3036 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3037 allow coalescing if the types are compatible.
3039 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3041 * pass_manager.h (pass_manager::register_pass_name): New method.
3042 (pass_manager::get_pass_by_name): New method.
3043 (pass_manager::create_pass_tab): New method.
3044 (pass_manager::m_name_to_pass_map): New field.
3045 * passes.c (name_to_pass_map): Delete global in favor of field
3046 "m_name_to_pass_map" of pass_manager.
3047 (register_pass_name): Rename from a function to...
3048 (pass_manager::register_pass_name): ...this method, updating
3049 for renaming of global "name_to_pass_map" to field
3050 "m_name_to_pass_map".
3051 (create_pass_tab): Rename from a function to...
3052 (pass_manager::create_pass_tab): ...this method, updating
3053 for renaming of global "name_to_pass_map" to field.
3054 (get_pass_by_name): Rename from a function to...
3055 (pass_manager::get_pass_by_name): ...this method.
3056 (enable_disable_pass): Convert use of get_pass_by_name to
3057 a method call, locating the pass_manager singleton.
3059 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3061 * genattr-common.c (main): Convert argv from char ** to const char **.
3062 * genattr.c (main): Likewise.
3063 * genattrtab.c (main): Likewise.
3064 * genautomata.c (initiate_automaton_gen): Likewise.
3066 * gencodes.c (main): Likewise.
3067 * genconditions.c (main): Likewise.
3068 * genconfig.c (main): Likewise.
3069 * genconstants.c (main): Likewise.
3070 * genemit.c (main): Likewise.
3071 * genenums.c (main): Likewise.
3072 * genextract.c (main): Likewise.
3073 * genflags.c (main): Likewise.
3074 * genmddeps.c (main): Likewise.
3075 * genopinit.c (main): Likewise.
3076 * genoutput.c (main): Likewise.
3077 * genpeep.c (main): Likewise.
3078 * genpreds.c (main): Likewise.
3079 * genrecog.c (main): Likewise.
3080 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3081 (init_rtx_reader_args): Likewise.
3082 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3083 (init_rtx_reader_args): Likewise.
3084 * gentarget-def.c (main): Likewise.
3085 * read-md.c (read_md_files): Likewise.
3086 * read-md.h (read_md_files): Likewise.
3088 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3090 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3091 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3092 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3093 Remove unused predicate.
3094 (register_and_not_fp_reg_operand): Ditto.
3096 2016-05-06 Martin Liska <mliska@suse.cz>
3098 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3099 instead of vec as the vector is local to the function.
3101 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3103 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3104 avx512bw alternative.
3106 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3107 before the ashr<mode>3 pattern.
3109 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3110 v instead of x in vex or maybe_vex alternatives, use
3111 maybe_evex instead of vex in prefix.
3113 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3114 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3115 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3116 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3119 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3120 v instead of x in vex or maybe_vex alternatives, use
3121 maybe_evex instead of vex in prefix.
3123 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3124 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3125 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3126 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3127 alternatives, use maybe_evex instead of vex in prefix.
3129 * config/i386/sse.md (vec_interleave_lowv4sf,
3130 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3131 v instead of x in vex or maybe_vex alternatives, use
3132 maybe_evex instead of vex in prefix.
3134 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3135 v instead of x in vex or maybe_vex alternatives, use
3136 maybe_evex instead of vex in prefix.
3138 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3139 v constraint instead of x.
3141 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3143 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3144 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3147 2016-05-06 Richard Biener <rguenther@suse.de>
3149 PR tree-optimization/70948
3150 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3151 Properly clobber all fields of va_list for __builtin_va_start.
3153 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3156 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3157 loop latch destination.
3159 2016-05-06 Martin Liska <mliska@suse.cz>
3161 * tree-ssa-uninit.c: Apply manual changes
3162 to the GNU coding style.
3163 (prune_uninit_phi_opnds): Rename from
3164 prune_uninit_phi_opnds_in_unrealizable_paths.
3166 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3168 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3169 mspace): Remove deprecated options.
3170 * doc/invoke.texi (SH options): Remove -mspace.
3172 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3174 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3176 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3178 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3179 corresponding combine split pattern.
3181 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3184 * config/sh/predicates.md (long_displacement_mem_operand): New.
3185 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3186 Add movi20, movi20s alternatives. Adjust length attribute for
3188 (movsi_ie): Allow for any FPU. Adjust length attribute for
3190 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3191 attribute for alternatives.
3192 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3193 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3194 length attribute for alternatives.
3196 2016-05-06 Richard Biener <rguenther@suse.de>
3198 PR tree-optimization/70960
3199 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3201 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3204 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3205 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3207 2016-05-06 Marek Polacek <polacek@redhat.com>
3210 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3212 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3215 * config/sh/sh.md (*rotcr): Add another variant.
3217 2016-05-06 Richard Biener <rguenther@suse.de>
3220 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
3222 2016-05-06 Richard Biener <rguenther@suse.de>
3225 * fold-const.c (split_tree): Always convert to the original type
3228 2016-05-06 Richard Biener <rguenther@suse.de>
3230 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
3231 (fwprop_addr): Likewise.
3233 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3236 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
3238 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
3239 * config/i386/i386.md (push mem splitter): Use find_constant_src in
3240 the splitter condition.
3241 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
3242 the splitter condition.
3243 (FP float_extend load splitter): Ditto.
3245 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
3247 * config/i386/i386.md (peehole2 patterns): Change true_regnum
3248 to REGNO in all peephole2 patterns.
3249 (post-reload splitters): Change true_regnum to REGNO in
3250 post-reload splitters.
3251 (zero_extend splitters): Use general_reg_operand and
3252 nonimmediate_gr_operand predicates.
3254 2016-05-05 Jakub Jelinek <jakub@redhat.com>
3256 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
3257 v constraint instead of x.
3259 2016-05-05 Alan Modra <amodra@gmail.com>
3262 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3263 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
3264 TARGET_NO_FP_IN_TOC for -mrelocatable.
3265 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
3266 TARGET_RELOCATABLE test.
3267 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3268 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3269 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3270 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3271 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3272 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3273 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3274 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3275 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3276 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3278 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
3279 (rs6000_stack_info): Likewise.
3280 (rs6000_elf_asm_out_constructor): Likewise.
3281 (rs6000_elf_asm_out_destructor): Likewise.
3282 (rs6000_elf_declare_function_name): Likewise.
3283 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
3284 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
3287 2016-05-05 Alan Modra <amodra@gmail.com>
3289 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
3291 2016-05-05 Alan Modra <amodra@gmail.com>
3293 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
3294 out-of-line gpr restore for one or two regs if that would add
3297 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
3300 * config/i386/i386.md
3301 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
3302 Change to post-epilogue_completed late splitter. Use sse_reg_operand
3303 as operand 0 predicate.
3304 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
3306 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
3307 Ditto. Emit the pattern using RTX.
3309 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
3310 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
3311 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
3312 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
3314 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
3315 sse_reg_operand as operand 0 predicate.
3317 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
3318 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
3319 instead of gen_rtx_REG.
3320 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
3323 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3325 * function.c (emit_use_return_register_into_block): Delete.
3326 (gen_return_pattern): Delete.
3327 (emit_return_into_block): Delete.
3328 (active_insn_between): Delete.
3329 (convert_jumps_to_returns): Delete.
3330 (emit_return_for_exit): Delete.
3331 (thread_prologue_and_epilogue_insns): Delete all code dealing with
3332 simple_return for shrink-wrapped blocks.
3333 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
3334 end of blocks that need one.
3335 (get_unconverted_simple_return): Delete.
3336 (convert_to_simple_return): Delete.
3337 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
3338 (convert_to_simple_return): Ditto.
3340 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3342 * cfgcleanup.c (bb_is_just_return): New function.
3343 (try_optimize_cfg): Simplify jumps to return, branches to return,
3344 and branches around return.
3346 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3348 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3351 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3355 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3356 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3357 assert flags & OEP_HASH_CHECK, instead of asserting it
3358 never happens. Handle TARGET_EXPR.
3359 * fold-const.c (operand_equal_p): For hash verification,
3360 or in OEP_HASH_CHECK into flags.
3362 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3364 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3366 (compute_samebase_partition_bases): Fix typo.
3368 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3370 * config/i386/sse.md (vec_interleave_highv8sf,
3371 vec_interleave_lowv8sf, vec_interleave_highv4df,
3372 vec_interleave_lowv4df): Remove constraints from expanders.
3374 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3376 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3378 * tree-inline.c (expand_call_inline): Fix path dealing with
3379 making lhs of call statement undefined.
3381 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3383 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3384 Check availability on NODE, too.
3385 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3386 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3387 (varpool_node::call_for_symbol_and_aliase): Likewise.
3388 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3389 (propagate_pure_const): Propagate across interposable functions, too.
3390 (skip_function_for_local_pure_const): Do not skip interposable bodies
3392 (pass_local_pure_const::execute): Update.
3394 2016-05-04 Marek Polacek <polacek@redhat.com>
3396 * doc/invoke.texi: Document -Wdangling-else.
3398 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3400 * config.gcc: Error out when conflicting multilib is detected. Do not
3401 loop over multilibs since no combination is legal.
3403 2016-05-04 Alan Modra <amodra@gmail.com>
3405 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3406 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3407 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3410 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3412 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3413 Clean up p5600 comments.
3415 2016-05-04 Richard Biener <rguenther@suse.de>
3417 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3418 constructor simplifications.
3419 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3421 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3423 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3424 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3425 result.set_rtx is null instead of aborting.
3426 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3428 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3429 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3430 *mov<mode>_store_postinc): New patterns.
3432 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3434 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3435 as commutative. Check both conversions are NOP.
3436 ((A & B) OP (C & B)): Remove.
3438 2016-05-04 Alan Modra <amodra@gmail.com>
3440 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3442 2016-05-04 Alan Modra <amodra@gmail.com>
3445 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3446 when cr2,3,4 are all fixed regs.
3448 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3450 PR rtl-optimization/57193
3451 * opts.c (default_options_table): Revert OPT_frename_registers change.
3452 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3454 2016-05-03 Martin Sebor <msebor@redhat.com>
3457 * builtins.c (fold_builtin_FILE): New function.
3458 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3459 (fold_builtin_0): Call them.
3460 * gimplify.c (gimplify_call_expr): Remove the handling of
3461 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3464 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3465 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3469 * doc/extend.texi (Function Names as Strings): Update __func__,
3470 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3473 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3474 Richard Biener <rguenther@suse.de>
3476 PR tree-optimization/70916
3477 * tree-if-conv.c: Include cfganal.h.
3478 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3479 and remove_fake_exit_edges around the optimization pass.
3481 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3483 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3484 (cgraph_edge::make_direct): Likewise.
3485 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3486 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3487 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3488 (CIF_THUNK): New code.
3489 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3490 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3491 (compute_inline_parameters): Set inline_failed for thunks.
3492 (inline_analyze_function): Cleanup.
3493 * ipa-inline.c (can_inline_edge_p): Do not deal with
3494 call_stmt_cannot_inline_p.
3495 (can_early_inline_edge_p): Likewise.
3496 (early_inliner): Initialize inline_failed.
3497 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3499 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3501 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3502 from nonimm_ssenomem_operand.
3503 (nonimm_ssenomem_operand): New predicate.
3504 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3505 as operand 0 predicate.
3506 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3507 Disable unsupported alternatives using "enabled" attribute.
3508 Use register_ssemem_operand as operand 0 predicate.
3509 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3511 2016-05-03 Marek Polacek <polacek@redhat.com>
3514 * input.c (expansion_point_location): New function.
3515 * input.h (expansion_point_location): Declare.
3517 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3519 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3520 occurence with frame_offset_ ones.
3522 2016-05-03 Alan Modra <amodra@gmail.com>
3524 PR rtl-optimization/70890
3525 * ira.c (combine_and_move_insns): When moving def_insn, remove
3528 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3530 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3531 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3532 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3533 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3535 2016-05-03 Alan Modra <amodra@gmail.com>
3537 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3538 for SAVE_MULTIPLE/STORE_MULTIPLE.
3540 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3542 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3543 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3545 2016-05-03 Richard Biener <rguenther@suse.de>
3547 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3549 (gimplify_arg): Likewise.
3550 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3551 re-writing the result to a decl if required.
3552 (internal_get_tmp_var): Add allow_ssa parameter
3553 and override into_ssa with it.
3554 (get_formal_tmp_var): Adjust.
3555 (get_initialized_tmp_var): Add allow_ssa parameter.
3556 (gimplify_arg): Add allow_ssa parameter and avoid generating
3557 SSA names for the result false.
3558 (gimplify_call_expr): If the call may return twice do not
3559 gimplify parameters into SSA.
3560 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3561 (gimplify_modify_expr): Adjust assert. For noreturn calls
3562 with a SSA name LHS adjust its def.
3563 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3564 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3565 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3566 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3567 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3568 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3569 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3570 (optimize_target_teams): Do not allow SSA names for clause operands.
3571 (gimplify_expr): Likewise for where we mark the result addressable.
3572 * passes.def (pass_init_datastructures): Remove.
3573 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3574 (rewrite_stmt): Likewise.
3575 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3576 (replace_locals_op): Replace SSA names.
3577 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3578 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3579 * cgraph.c (release_function_body): Free CFG annotations only
3580 when we have a CFG. Simplify.
3581 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3582 force_gimple_operand instead of get_initialized_tmp_var.
3583 * tree-pass.h (make_pass_init_datastructures): Remove.
3584 * tree-ssa.c (execute_init_datastructures): Remove.
3585 (pass_data_init_datastructures): Likewise.
3586 (class pass_init_datastructures): Likewise.
3587 (make_pass_init_datastructures): Likewise.
3588 * omp-low.c (create_omp_child_function): Init SSA data structures.
3589 (grid_expand_target_grid_body): Likewise.
3590 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3591 name before adding it to names_to_release.
3592 (remove_bb): Always release SSA defs.
3593 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3594 before dereferencing it.
3595 * cgraphunit.c (init_lowered_empty_function): Always
3596 int SSA data structures.
3597 * tree-ssanames.c (release_defs): Remove assert that we are in
3599 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3601 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3602 Uros Bizjak <ubizjak@gmail.com>
3604 PR rtl-optimization/70467
3605 * config/i386/predicates.md (x86_64_hilo_int_operand,
3606 x86_64_hilo_general_operand): New predicates.
3607 * config/i386/constraints.md (Wd): New constraint.
3608 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3609 (general_hilo_operand): New mode attr.
3610 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3611 instead of <general_operand>.
3612 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3613 x86_64_hilo_general_operand instead of <general_operand>.
3615 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3617 PR tree-optimization/70916
3618 * tree-if-conv.c (constant_or_ssa_name): Removed.
3619 (fold_build_cond_expr): Use is_gimple_val instead of
3620 constant_or_ssa_name.
3622 PR tree-optimization/70916
3623 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3624 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3627 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3628 (optimize_atomic_bit_test_and): New function.
3629 (pass_fold_builtins::execute): Use it.
3630 * optabs.def (atomic_bit_test_and_set_optab,
3631 atomic_bit_test_and_complement_optab,
3632 atomic_bit_test_and_reset_optab): New optabs.
3633 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3634 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3635 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3636 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3637 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3638 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3639 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3640 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3641 atomic_bit_test_and_complement@var{mode},
3642 atomic_bit_test_and_reset@var{mode}): Document.
3643 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3644 atomic_bit_test_and_complement<mode>,
3645 atomic_bit_test_and_reset<mode>): New expanders.
3646 (atomic_bit_test_and_set<mode>_1,
3647 atomic_bit_test_and_complement<mode>_1,
3648 atomic_bit_test_and_reset<mode>_1): New insns.
3650 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3652 PR rtl-optimization/70687
3653 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3654 instead of unsigned HOST_WIDE_INT.
3656 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3658 PR rtl-optimization/44281
3659 * hard-reg-set.h (struct target_hard_regs): New field
3660 x_fixed_nonglobal_reg_set.
3661 (fixed_nonglobal_reg_set): New macro.
3662 * reginfo.c (init_reg_sets_1): Initialize it.
3663 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3665 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3667 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3669 PR tree-optimization/56541
3670 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3671 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3672 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3673 (any_complicated_phi): new static variable.
3674 (aggressive_if_conv): delete.
3675 (if_convertible_phi_p): support phis with more than two arguments.
3676 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3677 critical pred edges.
3678 (ifcvt_split_critical_edges): support phis with more than two
3679 arguments by checking new parameter. only split critical edges
3681 (tree_if_conversion): handle simd pragma marked loop using new
3682 local variable aggressive_if_conv. check any_complicated_phi.
3684 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3686 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3689 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3691 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3694 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3696 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3697 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3698 define_insn_and_split.
3699 (mulsi3_i): New define_insn_and_split.
3700 (mulsi3_call): Convert to define_insn.
3701 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3704 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3706 * machmode.h (mode_complex): Add support to give the complex mode
3708 (GET_MODE_COMPLEX_MODE): Likewise.
3709 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3710 stored by build_complex_type and gfc_build_complex_type instead of
3711 trying to figure out the appropriate mode based on the size. Raise
3712 an assertion error, if the type was not set.
3713 * genmodes.c (struct mode_data): Add field for the complex type of
3715 (blank_mode): Likewise.
3716 (make_complex_modes): Remember the complex mode created in the
3718 (emit_mode_complex): Write out the mode_complex array to map a
3719 type mode to the complex version.
3720 (emit_insn_modes_c): Likewise.
3721 * tree.c (build_complex_type): Set the complex type to use before
3722 calling layout_type.
3723 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3724 support for __float128 complex datatypes.
3725 (rs6000_hard_regno_mode_ok): Likewise.
3726 (rs6000_setup_reg_addr_masks): Likewise.
3727 (rs6000_complex_function_value): Likewise.
3728 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3729 __float128 and __ibm128 complex.
3730 (FLOAT128_IBM_P): Likewise.
3731 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3732 * doc/extend.texi (Additional Floating Types): Document that
3733 -mfloat128 must be used to enable __float128. Document complex
3734 __float128 and __ibm128 support.
3736 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3739 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3740 char/short arguments promoted to int because of promote_prototypes.
3742 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3744 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3745 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3746 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3747 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3748 alternatives using "enabled" attribute. Use register_ssemem_operand
3749 as operand 1 predicate.
3750 (*cmpi<unord>xf_i387): Split XFmode pattern from
3751 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3752 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3753 *absneg<mode>2_i387. Disable unsupported alternatives using
3754 "enabled" attribute.
3755 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3757 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3759 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3761 (oacc_loop_process): Check mask for loop termination.
3763 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3765 * cif-code.def (CIF_THUNK): Add.
3766 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3769 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3771 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3772 (dump_inline_summary): Dump it.
3773 (fp_expression_p): New predicate.
3774 (estimate_function_body_sizes): Use it.
3775 (inline_merge_summary): Merge fp_expressions.
3776 (inline_read_section): Read fp_expressions.
3777 (inline_write_summary): Write fp_expressions.
3778 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3779 codegen boundary if either caller or callee is !fp_expressions.
3780 * ipa-inline.h (inline_summary): Add fp_expressions.
3781 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3782 to fp_expressions be sure the fp generation flags are updated.
3784 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3786 PR rtl-optimization/70467
3787 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3789 PR rtl-optimization/70467
3790 * ipa-pure-const.c (check_call): Handle internal calls even in
3791 ipa mode like in local mode.
3793 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3795 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3797 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3799 * match.pd (X u< X, X u> X): New transformations.
3801 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3803 * flag-types.h (enum warn_strict_overflow_code): Move ...
3804 * coretypes.h: ... here.
3805 * fold-const.h (fold_overflow_warning): Declare.
3806 * fold-const.c (fold_overflow_warning): Make non-static.
3807 (fold_comparison): Move the transformation of X +- C1 CMP C2
3808 into X CMP C2 -+ C1 ...
3809 * match.pd: ... here.
3810 * gimple-fold.c (fold_stmt_1): Protect with
3811 fold_defer_overflow_warnings.
3813 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3815 * omp-low.c (struct oacc_loop): Add 'inner' field.
3816 (new_oacc_loop_raw): Initialize it to zero.
3817 (oacc_loop_fixed_partitions): Initialize it.
3818 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3819 available partitioning.
3821 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3823 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3825 (umulsidi3): Likewise.
3826 (indirect_jump): Fix jump instruction assembly patterns.
3828 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3831 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3832 (nvptx_function_value): Assert non-NULL cfun.
3834 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3836 PR rtl-optimization/70886
3837 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3839 * cselib.h (rtx_equal_for_cselib_1): Declare.
3840 (rtx_equal_for_cselib_p: New inline function.
3841 * cselib.c (rtx_equal_for_cselib_p): Delete.
3842 (rtx_equal_for_cselib_1): Make public.
3844 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3846 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3847 (register_mixssei387nonimm_operand): Remove predicate.
3848 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3849 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3850 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3851 for TARGET_MIX_SSE_I387 alternatives.
3852 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3853 Disable unsupported alternatives using "enabled" attribute. Use
3854 nonimm_ssenomem_operand as operand 1 predicate. Also check
3855 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3857 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3859 * tree.c (cst_and_fits_in_hwi): Simplify.
3861 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3863 * tree.h (wi::to_wide): New function.
3864 * expr.c (expand_expr_real_1): Use wi::to_wide.
3865 * fold-const.c (int_const_binop_1): Likewise.
3866 (extract_muldiv_1): Likewise.
3868 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3870 * wide-int.h: Update offset_int and widest_int documentation.
3871 (WI_SIGNED_SHIFT_RESULT): New macro.
3872 (wi::binary_shift): Define signed_shift_result_type for
3873 shifts on offset_int- and widest_int-like types.
3874 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3875 * tree.h (int_bit_position): Use shift operators instead of wi::
3877 * alias.c (adjust_offset_for_component_ref): Likewise.
3878 * expr.c (get_inner_reference): Likewise.
3879 * fold-const.c (fold_comparison): Likewise.
3880 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3881 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3882 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3883 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3884 (stmt_kills_ref_p): Likewise.
3885 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3886 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3887 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3888 (ao_ref_init_from_vn_reference): Likewise.
3890 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3892 * wide-int.h: Update offset_int and widest_int documentation.
3893 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3894 (wi::binary_traits): Allow ordered comparisons between offset_int and
3895 offset_int, between widest_int and widest_int, and between either
3896 of these types and basic C types.
3897 (operator <, <=, >, >=): Define for the same combinations.
3898 * tree.h (tree_int_cst_lt): Use comparison operators instead
3899 of wi:: comparisons.
3900 (tree_int_cst_le): Likewise.
3901 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3902 (fold_nonarray_ctor_reference): Likewise.
3903 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3904 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3905 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3906 * tree-sra.c (completely_scalarize): Likewise.
3907 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3908 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3909 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3910 (check_for_binary_op_overflow): Likewise.
3911 (search_for_addr_array): Likewise.
3912 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3914 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3916 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3917 (arc_save_restore): Likewise.
3918 (arc_dwarf_register_span): Likewise.
3919 (arc_output_pic_addr_const): Initialize suffix variable.
3921 2016-05-02 Martin Liska <mliska@suse.cz>
3923 * symbol-summary.h (function_summary::function_summary):
3924 Remove checking assert for all cgraph nodes.
3925 (function_summary::get): Check summary_uid.
3926 (symtab_insertion): Check summary_uid.
3928 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3930 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3931 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3933 (arc_dwarf_register_span): Remove enum keyword.
3934 (compact_memory_operand_p): New function.
3935 * config/arc/arc.h (reg_class): Add code density register classes.
3936 (REG_CLASS_NAMES): Likewise.
3937 (REG_CLASS_CONTENTS): Likewise.
3938 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3939 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3940 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3941 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3942 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3944 (h, Rcd, Rsd, Rzd): New register constraints.
3945 (T): Use compact_memory_operand_p function.
3946 * config/arc/predicates.md (compact_load_memory_operand): Remove.
3948 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3950 * config/sh/sh.md (*negnegt, *movtt): Remove.
3952 2016-05-02 Marek Polacek <polacek@redhat.com>
3953 Tom de Vries <tom@codesourcery.com>
3955 PR tree-optimization/70700
3956 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
3957 bigger than FIRST_REF_NODE.
3959 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3962 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
3964 (prepare_cbranch_operands): Don't use scratch register. Assume that
3965 function is used when pseudos can be created.
3966 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
3967 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
3968 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
3969 define_expand. Allow it only when pseudos can be created.
3970 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
3972 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3974 * config/i386/constraints.md (BC): Only allow -1 operands.
3975 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
3976 Add "enabled" attribute. Update XI mode attribute calculation.
3977 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
3978 (*movoi_internal_avx): Update XI mode attribute calculation.
3979 (*movti_internal): Ditto.
3981 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3983 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
3984 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
3986 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
3988 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
3989 statement on instruction code. Remove trailing spaces.
3990 (altivec_expand_stv_builtin): Likewise.
3992 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3994 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
3995 (TARGET_FPU_DOUBLE): Simplify.
3996 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
3997 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
3998 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
3999 with 'TARGET_FPU_DOUBLE'.
4000 * config/sh/sh.md: Likewise.
4002 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4004 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4005 SH_DIV_STR_FOR_SIZE): Remove.
4006 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4007 SH_DIV_STR_FOR_SIZE): Remove.
4009 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4011 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4012 logical_reg_operand): Delete.
4013 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4014 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4015 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4016 match_operand and match_test.
4017 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4018 variables on their first use. Return bool values.
4019 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4020 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4021 arith_reg_operand for input operand. Remove empty constraints.
4023 (*xorsi3_compact): Rename to xorsi3.
4024 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4025 (*zero_extend<mode>si2_disp_mem): Update comment.
4028 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4030 * config/sh/t-sh: Remove SH5 support.
4031 * config.gcc: Likewise.
4032 * configure: Likewise.
4034 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4036 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4038 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4040 * config/sh/sh.c (register_sh_passes, sh_option_override,
4041 sh_print_operand, prepare_move_operands,
4042 sh_can_follow_jump): Remove TARGET_SH1 checks.
4043 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4044 PROMOTE_MODE): Likewise.
4045 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4048 2016-04-30 Alan Modra <amodra@gmail.com>
4050 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4051 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4052 Check for user regs later to avoid unnecessary looping over regs.
4053 Merge user reg check with non-saved reg check. Don't force
4054 inline VR restore when static chain used.
4055 (rs6000_frame_related): Omit eh_frame info for user regs when
4057 (fixed_regs_p): Delete.
4059 2016-04-30 Alan Modra <amodra@gmail.com>
4061 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4062 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4065 2016-04-30 Alan Modra <amodra@gmail.com>
4068 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4069 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4072 2016-04-30 Alan Modra <amodra@gmail.com>
4074 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4075 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4076 flag_pic test for Darwin.
4078 2016-04-30 Alan Modra <amodra@gmail.com>
4080 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4081 throw_calls_crossed.
4082 (REG_FREQ_CALLS_CROSSED): Delete.
4083 (REG_N_THROWING_CALLS_CROSSED): Delete.
4084 * regstat.c (regstat_bb_compute_ri): Don't calculate
4085 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4086 (dump_reg_info): Don't print call cross frequency.
4087 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4088 and REG_N_THROWING_CALLS_CROSSED.
4090 2016-04-30 Alan Modra <amodra@gmail.com>
4092 * regs.h (struct reg_info_t): Delete live_length.
4093 (REG_LIVE_LENGTH): Delete macro.
4094 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4095 local_live, local_processed and local_live_last_luid params.
4096 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4098 (regstat_compute_ri): Adjust for above. Don't set
4100 (dump_reg_info): Don't print live length.
4101 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4102 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4103 Localize loop_depth var.
4105 2016-04-30 Alan Modra <amodra@gmail.com>
4107 * ira.c (enum valid_equiv): New.
4108 (validate_equiv_mem): Return enum.
4109 (update_equiv_mem): Create replacement in more cases.
4110 (add_store_equivs): Update validate_equiv_mem call.
4112 2016-04-30 Alan Modra <amodra@gmail.com>
4114 * ira.c (combine_and_move_insns): Rather than scanning insns,
4115 use DF infrastucture to find use and def insns.
4117 2016-04-30 Alan Modra <amodra@gmail.com>
4119 ira.c (combine_and_move_insns): Move invariant conditions..
4120 (ira.c): ..to here. Call combine_and_move_insns before
4121 add_store_equivs. Call grow_reg_equivs later. Allocate
4122 req_equiv later using max_reg_num() rather than global max_regno.
4123 (contains_replace_regs): Delete.
4124 (add_store_equivs): Remove contains_replace_regs test.
4126 2016-04-30 Alan Modra <amodra@gmail.com>
4128 * ira.c (struct equiv_mem_data): New.
4129 (equiv_mem, equiv_mem_modified): Delete static vars.
4130 (validate_equiv_mem_from_store): Use "data" param to communicate..
4131 (validate_equiv_mem): ..from here.
4133 2016-04-30 Alan Modra <amodra@gmail.com>
4135 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4137 (update_reg_equivs): ..here. Move allocation and freeing of
4138 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4139 end_alias_analysis to..
4142 2016-04-30 Alan Modra <amodra@gmail.com>
4144 * ira.c (pdx_subregs): Delete.
4145 (struct equivalence): Add pdx_subregs field.
4146 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4148 (update_equiv_regs): Don't create or free pdx_subregs. Update
4151 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4153 * config/rs6000/altivec.h: Change definitions of vec_xl and
4155 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4156 (LD_ELEMREV_V2DI): New.
4157 (LD_ELEMREV_V4SF): New.
4158 (LD_ELEMREV_V4SI): New.
4159 (LD_ELEMREV_V8HI): New.
4160 (LD_ELEMREV_V16QI): New.
4161 (ST_ELEMREV_V2DF): New.
4162 (ST_ELEMREV_V2DI): New.
4163 (ST_ELEMREV_V4SF): New.
4164 (ST_ELEMREV_V4SI): New.
4165 (ST_ELEMREV_V8HI): New.
4166 (ST_ELEMREV_V16QI): New.
4169 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4170 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4171 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4172 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4173 (altivec_expand_builtin): Add handling for
4174 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4175 (rs6000_invalid_builtin): Add error-checking for
4176 RS6000_BTM_P9_VECTOR.
4177 (altivec_init_builtins): Define builtins used to implement vec_xl
4179 (rs6000_builtin_mask_names): Define power9-vector.
4180 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4181 (RS6000_BTM_P9_VECTOR): Define.
4182 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4183 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4184 (vsx_ld_elemrev_v2df): Likewise.
4185 (vsx_ld_elemrev_v4sf): Likewise.
4186 (vsx_ld_elemrev_v4si): Likewise.
4187 (vsx_ld_elemrev_v8hi): Likewise.
4188 (vsx_ld_elemrev_v16qi): Likewise.
4189 (vsx_st_elemrev_v2df): Likewise.
4190 (vsx_st_elemrev_v2di): Likewise.
4191 (vsx_st_elemrev_v4sf): Likewise.
4192 (vsx_st_elemrev_v4si): Likewise.
4193 (vsx_st_elemrev_v8hi): Likewise.
4194 (vsx_st_elemrev_v16qi): Likewise.
4195 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4198 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4200 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4202 (simplify_control_stmt_condition_1): ... here. Recurse into
4203 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4205 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4208 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
4209 (zero_extendqi<mode>2_dot): Revert earlier conversion from
4210 define_insn_and_split to define_insn.
4211 (zero_extendqi<mode>2_dot2): Same.
4212 (extendqi<mode>2_dot): Same.
4213 (extendqi<mode>2_dot2): Same.
4215 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4217 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
4218 (probe_stack): New expander.
4219 (probe_stack_<mode>): New insn pattern.
4221 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4223 * config/i386/i386.md
4224 (operations with memory inputs setting flags peephole2):
4225 Remove uneeded REG_P checks. Cleanup pattern generation.
4227 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
4229 * tree-vect-loop.c (vect_transform_loop): Fix
4230 nb_iterations_upper_bound computation for vectorized loop.
4232 2016-04-29 Marek Polacek <polacek@redhat.com>
4233 Jakub Jelinek <jakub@redhat.com>
4236 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4237 TARGET_EXPR_SLOT as a base.
4239 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
4241 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
4242 with 'rCm2' constraints to limit possible immediate size.
4243 (*load_zeroextendqisi_update): Likewise.
4244 (*load_signextendqisi_update): Likewise.
4245 (*loadhi_update): Likewise.
4246 (*load_zeroextendhisi_update): Likewise.
4247 (*load_signextendhisi_update): Likewise.
4248 (*loadsi_update): Likewise.
4249 (*loadsf_update): Likewise.
4251 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4253 * config/i386/predicates.md (constm1_operand): Fix comparison.
4255 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4257 * testsuite/gcc.target/arc/ieee_eq.c: New test.
4259 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
4261 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
4262 remaining SH5 related settings.
4263 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
4264 shmedia_prepare_call_address): Delete.
4265 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
4266 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
4267 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
4268 UNSUPPORTED_SH2A): Remove m5 checks.
4269 (sh_divide_strategy_e): Remove SH5 division strategies.
4270 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
4271 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
4273 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4275 * config/s390/s390.c (s390_rtx_costs): Update documentation.
4277 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4279 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
4280 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
4282 * config/s390/vector.md ("mov<mode>"): Likewise.
4284 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
4286 * config/s390/constraints.md ("U", "W"): Invoke
4287 s390_mem_constraint with "ZR" and "ZT".
4288 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
4289 addresses when using LRA. Accept also short displacements for S
4290 and T constraints. Do not check for long displacement target for
4291 S and T constraints.
4292 (s390_mem_constraint): Remove handling of U and W constraints.
4293 * config/s390/s390.md (various patterns): Remove the short
4294 displacement constraints (Q and R) if a long displacement
4295 constraint is present. Add longdisp as required CPU capability.
4296 * config/s390/vector.md: Likewise.
4297 * config/s390/vx-builtins.md: Likewise.
4299 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4302 * reload1.c (reload): Call finish_spills before
4303 restarting reload loop. Skip select_reload_regs
4304 if update_eliminables_and_spill returns true.
4306 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4308 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
4309 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
4310 (umulhisi3_imm): Update predicates and constraint letters.
4311 (umulhisi3_reg): Declare instruction as commutative.
4312 * config/arc/constraints.md (J12, J16): New constraints.
4313 * config/arc/predicates.md (short_unsigned_const_operand): New
4315 (arc_short_operand): Likewise.
4316 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
4318 2016-04-29 Richard Biener <rguenther@suse.de>
4320 PR tree-optimization/13962
4321 PR tree-optimization/65686
4322 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
4323 * tree-ssa-alias.c (ptrs_compare_unequal): New function
4324 using PTA to compare pointers.
4325 * match.pd: Add pattern for pointer equality compare simplification
4326 using ptrs_compare_unequal.
4328 2016-04-29 Richard Biener <rguenther@suse.de>
4330 * stor-layout.c (layout_type): Do not build a pointer-to-element
4333 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4335 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
4336 Use SWI mode iterator. Use general_reg_operand predicate.
4337 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
4338 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
4341 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4344 * fold-const.c (operand_equal_p): Don't verify hash value equality
4346 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4349 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4352 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4353 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4354 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4355 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4356 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4358 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4360 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4361 to info. Don't initialize separate fields to 0. Clean up
4364 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4366 * config/i386/i386.md (peephole2s for operations with memory inputs):
4367 Use SWI mode iterator.
4368 (peephole2s for operations with memory outputs): Ditto.
4369 Do not check for stack checking probe.
4371 (probe_stack): Remove expander.
4373 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4374 Andrew Burgess <andrew.burgess@embecosm.com>
4376 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4377 operands as 32-bits.
4379 2016-04-28 Jason Merrill <jason@redhat.com>
4381 * gdbinit.in: Skip line-map.h.
4383 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4384 Andrew Burgess <andrew.burgess@embecosm.com>
4386 * config/arc/arc.c (arc_conditional_register_usage): Take
4387 TARGET_RRQ_CLASS into account.
4388 (arc_print_operand): Support printing 'p' and 's' operands.
4389 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4391 (TARGET_RRQ_CLASS): Define.
4392 (IS_POWEROF2_OR_0_P): Define.
4393 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4395 (*tst_movb): New define_insn.
4396 (*tst): Avoid recognition if it could prevent '*tst_movb'
4397 combination; replace c/CnL with c/Chs alternative.
4398 (*tst_bitfield_tst): New define_insn.
4399 (*tst_bitfield_asr): New define_insn.
4400 (*tst_bitfield): New define_insn.
4401 (andsi3_i): Add Rrq variant.
4402 (extzv): New define_expand.
4403 (insv): New define_expand.
4404 (*insv_i): New define_insn.
4405 (*movb): New define_insn.
4406 (*movb_signed): New define_insn.
4407 (*movb_high): New define_insn.
4408 (*movb_high_signed): New define_insn.
4409 (*movb_high_signed + 1): New define_split pattern.
4410 (*mrgb): New define_insn.
4411 (*mrgb + 1): New define_peephole2 pattern.
4412 (*mrgb + 2): New define_peephole2 pattern.
4413 * config/arc/arc.opt (mbitops): New option for nps400, uses
4414 TARGET_NPS_BITOPS_DEFAULT.
4415 * config/arc/constraints.md (q): Make register class conditional.
4416 (Rrq): New register constraint.
4417 (Chs): New constraint.
4418 (Clo): New constraint.
4419 (Chi): New constraint.
4420 (Cbf): New constraint.
4421 (Cbn): New constraint.
4422 (C18): New constraint.
4423 (Cbi): New constraint.
4425 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4427 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4429 (bitmap_intersection_of_preds): Ditto.
4430 (bitmap_union_of_succs): Ditto.
4431 (bitmap_union_of_preds): Ditto.
4432 * sbitmap.c (do_popcount): Delete.
4433 (BITMAP_DEBUGGING): Delete.
4434 (sbitmap_verify_popcount): Delete.
4435 (sbitmap_alloc): Don't initialize the popcount field.
4436 (sbitmap_alloc_with_popcount): Delete.
4437 (sbitmap_resize): Don't resize the popcount array.
4438 (sbitmap_vector_alloc): Don't initialize the popcount field.
4439 (bitmap_copy): Don't copy the popcount array.
4440 (bitmap_clear): Don't clear the popcount array.
4441 (bitmap_clear): Delete the popcount array handling.
4442 (bitmap_ior_and_compl): Delete the popcount assert.
4443 (bitmap_not): Ditto.
4444 (bitmap_and_compl): Ditto.
4445 (bitmap_and): Delete the popcount array handling.
4446 (bitmap_xor): Ditto.
4447 (bitmap_ior): Ditto.
4448 (bitmap_or_and): Delete the popcount assert.
4449 (bitmap_and_or): Ditto.
4450 (popcount_table): Delete.
4451 (sbitmap_elt_popcount): Delete.
4452 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4453 (bitmap_set_bit): Delete the popcount assert.
4454 (bitmap_clear_bit): Ditto.
4455 (sbitmap_free): Don't free the popcount array.
4456 (sbitmap_alloc_with_popcount): Delete declaration.
4457 (sbitmap_popcount): Ditto.
4459 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4460 Andrew Burgess <andrew.burgess@embecosm.com>
4462 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4463 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4464 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4465 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4466 * config/arc/arc.opt (mcmem): New option.
4467 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4468 supply length for r/m alternative.
4469 (*extendqisi2_ac): Likewise.
4470 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4472 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4473 (movhi_insn): Likewise.
4474 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4475 (*zero_extendqihi2_i): Add r/Ucm alternative.
4476 (*zero_extendqisi2_ac): Likewise.
4477 (*zero_extendhisi2_i): Likewise.
4478 * config/arc/constraints.md (Uex): New memory constraint.
4479 (Ucm): New define_constraint.
4480 * config/arc/predicates.md (long_immediate_loadstore_operand):
4481 Return 0 for MEM with cmem_address address.
4482 (cmem_address_0): New predicates.
4483 (cmem_address_1): Likewise.
4484 (cmem_address_2): Likewise.
4485 (cmem_address): Likewise.
4487 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4489 * config/rs6000/rs6000.c (machine_function): Rename
4490 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4491 (rs6000_stack_info): Adjust.
4493 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4494 Andrew Burgess <andrew.burgess@embecosm.com>
4496 * config/arc/constraints.md (Usd): Convert to define_constraint.
4500 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4503 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4504 Add new peephole2 where the first insn is *mov<mode>_or instead of
4505 *mov<mode>_internal.
4507 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4509 * tracer.c (bb_seen): Make static.
4511 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4513 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4514 support, setup defaults.
4515 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4516 * config/arc/arc.c (arc_init): Add NPS400 support.
4517 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4518 (TARGET_ARC700): NPS400 is also an ARC700.
4519 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4521 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4524 * config/nds32/nds32.md (casesi): Don't access the operands array
4527 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4529 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4530 (or $-1,reg peephole2): Ditto.
4531 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4533 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4535 * doc/extend.texi (Common Function Attributes) [optimize]:
4536 Discourage use of the optimize attribute.
4538 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4540 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4541 special case builtin.
4542 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4543 ALTIVEC_BUILTIN_VEC_ADDE.
4544 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4545 support for ALTIVEC_BUILTIN_VEC_ADDE.
4546 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4547 for __builtin_vec_adde.
4549 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4551 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4552 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4554 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4557 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4558 attributes): Document cilkplus_runtime.
4560 2016-04-28 Martin Jambor <mjambor@suse.cz>
4562 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4563 this function. Call verify_expr on MEM_REFs and bases of other
4566 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4568 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4569 for WORD_REGISTER_OPERATIONS to runtime check.
4571 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4573 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4575 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4577 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4578 big-endian compilation.
4579 * config/arc/arc.md (addf3): Likewise.
4583 2016-04-28 Richard Biener <rguenther@suse.de>
4585 PR tree-optimization/70840
4586 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4587 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4588 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4589 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4591 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4593 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4594 and explain why in a comment.
4596 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4598 * config/arc/arc.md (cpu_facility): Add fpx variant.
4599 (subdf3): Prohibit use reverse sub when assist operations option
4601 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4602 instructions only when FPX is enabled.
4603 * testsuite/gcc.target/arc/trsub.c: New test.
4605 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4607 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4608 mult_operator when calculating "type" attribute.
4609 (*fop_<mode>_1_i387): Ditto.
4610 (*fop_xf_1_i387): Ditto.
4611 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4612 Use std::swap to swap operands. Use RTL expressions to generate
4615 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4616 Joern Rennecke <joern.rennecke@embecosm.com>
4618 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4620 (emit_pic_move): Remove.
4621 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4622 * config/arc/arc.c (emit_pic_move): Removed.
4623 (TARGET_HAVE_TLS): Define.
4624 (arc_conditional_register_usage): Test for arc_tp_regno.
4625 (arc_print_operand, arc_print_operand_address): Handle TLS
4627 (arc_needs_pcl_p): New function.
4628 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4629 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4630 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4631 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4632 (arc_legitimize_tls_address): Likewise.
4633 (DTPOFF_ZERO_SYM): Define.
4634 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4635 (arc_output_pic_addr_const): Print TLS unspecs.
4636 (prepare_pic_move): New function, replaces emit_pic_move.
4637 (arc_legitimate_constant_p): Handle TLS unspecs.
4638 (arc_legitimate_address_p): Likewise.
4639 (arc_rewrite_small_data_p): Use assert for TLS constants.
4640 (prepare_move_operands): Use prepare_pic_move.
4641 (arc_legitimize_address): Legitimize tls addresses.
4642 (arc_epilogue_uses): Check for arc_tp_regno.
4643 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4644 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4646 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4648 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4649 %(arc_tls_extra_start_spec).
4650 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4651 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4653 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4654 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4655 (UNSPEC_TLS_OFF): Add.
4657 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4658 (get_thread_pointersi): New patterns.
4659 * config/arc/arc.opt (mtp-regno): New option.
4660 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4661 (move_dest_operand): Likewise.
4662 * configure: Regenerate.
4663 * configure.ac: Add arc*-*-* case to test for tls.
4664 * doc/invoke.texi (ARC options): Document mtp-regno.
4666 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4668 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4669 the new ARC HS SIMD instructions.
4670 (arc_preferred_simd_mode): New function.
4671 (arc_autovectorize_vector_sizes): Likewise.
4672 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4673 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4674 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4675 (arc_init_builtins): Add new SIMD builtin types.
4676 (arc_split_move): Handle 64 bit vector moves.
4677 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4678 (TARGET_PLUS_QMACW): Define.
4679 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4680 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4681 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4682 (VSUBADD4H): New builtins.
4683 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4684 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4686 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4687 Matthias Klose <doko@debian.org>
4689 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4691 2016-04-28 Richard Biener <rguenther@suse.de>
4694 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4697 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4699 * common/config/sh/sh-common.c: Remove SH5 support.
4700 * config/sh/constraints.md: Likewise.
4701 * config/sh/config/sh/elf.h: Likewise.
4702 * config/sh/linux.h: Likewise.
4703 * config/sh/netbsd-elf.h: Likewise.
4704 * config/sh/predicates.md: Likewise.
4705 * config/sh/sh-c.c: Likewise.
4706 * config/sh/sh-protos.h: Likewise.
4707 * config/sh/sh.c: Likewise.
4708 * config/sh/sh.h: Likewise.
4709 * config/sh/sh.md: Likewise.
4710 * config/sh/sh.opt: Likewise.
4711 * config/sh/sync.md: Likewise.
4712 * config/sh/sh64.h: Delete.
4713 * config/sh/shmedia.h: Likewise.
4714 * config/sh/shmedia.md: Likewise.
4715 * config/sh/sshmedia.h: Likewise.
4716 * config/sh/t-netbsd-sh5-64: Likewise.
4717 * config/sh/t-sh64: Likewise.
4718 * config/sh/ushmedia.h: Likewise.
4720 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4722 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4723 general_reg_operand instead of register_operand predicate.
4725 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4727 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4729 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4731 * match.pd (A - B > A, A + B < A): New transformations.
4733 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4735 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4736 which defaults to true. Emit an outer pair of parentheses only if
4737 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4738 don't emit parentheses for the right-hand operand.
4740 2016-04-27 Jeff Law <law@redhat.com>
4742 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4744 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4746 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4747 (altivec_lvx_<mode>_internal): Document.
4748 (altivec_lvx_<mode>_2op): New define_insn.
4749 (altivec_lvx_<mode>_1op): Likewise.
4750 (altivec_lvx_<mode>_2op_si): Likewise.
4751 (altivec_lvx_<mode>_1op_si): Likewise.
4752 (altivec_stvx_<mode>): Remove.
4753 (altivec_stvx_<mode>_internal): Document.
4754 (altivec_stvx_<mode>_2op): New define_insn.
4755 (altivec_stvx_<mode>_1op): Likewise.
4756 (altivec_stvx_<mode>_2op_si): Likewise.
4757 (altivec_stvx_<mode>_1op_si): Likewise.
4758 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4759 Expand vec_ld and vec_st during parsing.
4760 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4762 (altivec_expand_stvx_be): Likewise.
4763 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4764 address-masking behavior in RTL.
4765 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4766 address-masking behavior in RTL.
4767 (altivec_expand_builtin): Change builtin code arguments for calls
4768 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4769 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4770 presence of lvx/stvx patterns.
4771 (alignment_with_canonical_addr): New function.
4772 (alignment_mask): Likewise.
4773 (find_alignment_op): Likewise.
4774 (recombine_lvx_pattern): Likewise.
4775 (recombine_stvx_pattern): Likewise.
4776 (recombine_lvx_stvx_patterns): Likewise.
4777 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4778 stvx patterns from expand.
4779 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4781 (vector_altivec_store_<mode>): Likewise.
4783 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4785 * config/aarch64/aarch64.md
4786 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4787 remove the "fp" attributes.
4788 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4789 add the "simd" attributes.
4790 (*movdf_aarch64): Likewise.
4791 (*movtf_aarch64): Remove the "fp" attributes.
4792 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4793 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4795 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4797 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4798 rtx to rtx_code_label *.
4799 * rtl.h (maybe_set_first_label_num): Likewise.
4801 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4803 * df-core.c (df_add_problem): Make the problem param be const.
4804 (df_remove_problem): Make local "problem" be const.
4805 * df-problems.c (problem_RD): Make const.
4806 (problem_LR): Likewise.
4807 (problem_LIVE): Likewise.
4808 (problem_MIR): Likewise.
4809 (problem_CHAIN): Likewise.
4810 (problem_WORD_LR): Likewise.
4811 (problem_NOTE): Likewise.
4812 (problem_MD): Likewise.
4813 * df-scan.c (problem_SCAN): Likewise.
4814 * df.h (struct df_problem): Make field "dependent_problem" be
4816 (struct dataflow): Likewise for field "problem".
4817 (df_add_problem): Make param const.
4819 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4821 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4822 inter-unit moves to/from vector registers are enabled. Do not disable
4825 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4827 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4828 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4830 (enum df_problem_id): ...this new enum.
4831 (struct df_problem): Convert field "id" from "int" to
4834 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4836 * rtl.def: Update comment for "things in the instruction chain" to
4837 reflect the removal of the leading "i" field for INSN_UID in
4838 r210360. Fix bogus apostrophe.
4840 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4842 * config/i386/i386.md
4843 (lea arith with mem operand + setcc peephole2): Set operator mode.
4845 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4848 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4849 (dimode_scalar_to_vector_candidate_p): This.
4850 (timode_scalar_to_vector_candidate_p): New function.
4851 (scalar_to_vector_candidate_p): Likewise.
4852 (timode_check_non_convertible_regs): Likewise.
4853 (timode_remove_non_convertible_regs): Likewise.
4854 (remove_non_convertible_regs): Likewise.
4855 (remove_non_convertible_regs): Renamed to ...
4856 (dimode_remove_non_convertible_regs): This.
4857 (scalar_chain::~scalar_chain): Make it virtual.
4858 (scalar_chain::compute_convert_gain): Make it pure virtual.
4859 (scalar_chain::mark_dual_mode_def): Likewise.
4860 (scalar_chain::convert_insn): Likewise.
4861 (scalar_chain::convert_registers): Likewise.
4862 (scalar_chain::add_to_queue): Make it protected.
4863 (scalar_chain::emit_conversion_insns): Likewise.
4864 (scalar_chain::replace_with_subreg): Likewise.
4865 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4866 (scalar_chain::convert_op): Likewise.
4867 (scalar_chain::convert_reg): Likewise.
4868 (scalar_chain::make_vector_copies): Likewise.
4869 (scalar_chain::convert_registers): New pure virtual function.
4870 (class dimode_scalar_chain): New class.
4871 (class timode_scalar_chain): Likewise.
4872 (scalar_chain::mark_dual_mode_def): Renamed to ...
4873 (dimode_scalar_chain::mark_dual_mode_def): This.
4874 (timode_scalar_chain::mark_dual_mode_def): New function.
4875 (timode_scalar_chain::convert_insn): Likewise.
4876 (dimode_scalar_chain::convert_registers): Likewise.
4877 (scalar_chain::compute_convert_gain): Renamed to ...
4878 (dimode_scalar_chain::compute_convert_gain): This.
4879 (scalar_chain::replace_with_subreg): Renamed to ...
4880 (dimode_scalar_chain::replace_with_subreg): This.
4881 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4882 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4883 (scalar_chain::make_vector_copies): Renamed to ...
4884 (dimode_scalar_chain::make_vector_copies): This.
4885 (scalar_chain::convert_reg): Renamed to ...
4886 (dimode_scalar_chain::convert_reg ): This.
4887 (scalar_chain::convert_op): Renamed to ...
4888 (dimode_scalar_chain::convert_op): This.
4889 (scalar_chain::convert_insn): Renamed to ...
4890 (dimode_scalar_chain::convert_insn): This.
4891 (scalar_chain::convert): Call convert_registers.
4892 (convert_scalars_to_vector): Change to scalar_chain pointer to
4893 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4894 in 32-bit mode. Delete scalar_chain pointer. Call
4895 free_dominance_info in 64-bit mode.
4896 (pass_stv::gate): Remove TARGET_64BIT check.
4897 (ix86_option_override): Put the 64-bit STV pass before the CSE
4900 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4902 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4903 dw_loc_frame_offset field.
4904 * dwarf2out.c (new_loc_descr): Likewise.
4905 (resolve_args_picking_1): Turn the VISITED hash set into a
4906 FRAME_OFFSET hash map. Use it to associate a frame offset to
4907 visited nodes. Remove uses of the CHECKING_P macro.
4908 (resolve_args_picking): Update call to resolve_args_picking_1.
4910 2016-04-27 Martin Liska <mliska@suse.cz>
4912 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4913 (free_loop_data): Release vuses of groups.
4915 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4917 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4918 instead of redundant use_id and boolean have_use_for.
4919 (struct iv_use): Change sub_id into group_id. Remove field next.
4920 Move fields: related_cands, n_map_members, cost_map and selected
4922 (struct iv_group): ... here. New structure.
4923 (struct iv_common_cand): Use structure declaration directly.
4924 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4925 (MAX_CONSIDERED_USES): Rename macro to ...
4926 (MAX_CONSIDERED_GROUPS): ... here.
4927 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4928 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4929 (dump_uses): Rename to ...
4930 (dump_groups): ... here. Update all uses.
4931 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4932 (find_induction_variables): Refactor format of dump information.
4933 (record_sub_use): Delete.
4934 (record_use): Update all uses.
4935 (record_group): New function.
4936 (record_group_use, find_interesting_uses_op): Call above functions.
4938 (find_interesting_uses_cond): Ditto.
4939 (group_compare_offset): New function.
4940 (split_all_small_groups): Rename to ...
4941 (split_small_address_groups_p): ... here. Update all uses.
4942 (split_address_groups): Update all uses.
4943 (find_interesting_uses): Refactor format of dump information.
4944 (add_candidate_1): Update all uses. Remove redundant check on iv,
4946 (add_candidate, record_common_cand): Remove redundant assert.
4947 (add_iv_candidate_for_biv): Update use.
4948 (add_iv_candidate_derived_from_uses): Update all uses.
4949 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
4950 (alloc_use_cost_map): Ditto.
4951 (set_use_iv_cost, get_use_iv_cost): Rename to ...
4952 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
4953 (determine_use_iv_cost_generic): Ditto.
4954 (determine_group_iv_cost_generic): Ditto.
4955 (determine_use_iv_cost_address): Ditto.
4956 (determine_group_iv_cost_address): Ditto.
4957 (determine_use_iv_cost_condition): Ditto.
4958 (determine_group_iv_cost_cond): Ditto.
4959 (determine_use_iv_cost): Ditto.
4960 (determine_group_iv_cost): Ditto.
4961 (set_autoinc_for_original_candidates): Update all uses.
4962 (find_iv_candidates): Update all uses. Refactor dump information.
4963 (determine_use_iv_costs): Ditto.
4964 (determine_iv_costs): Ditto.
4965 (iv_ca_cand_for_use): Rename to ...
4966 (iv_ca_cand_for_group): ... here. Update all uses.
4967 (iv_ca_add_use, iv_ca_add_group): Ditto.
4968 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
4969 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
4970 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
4971 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
4972 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
4973 (create_new_iv, adjust_iv_update_pos): Ditto.
4974 (rewrite_use_address): Delete.
4975 (rewrite_use_address_1): Rename to ...
4976 (rewrite_use_address): ... here.
4977 (rewrite_use_compare): Update all uses.
4978 (rewrite_use): Delete.
4979 (rewrite_uses): Rename to ...
4980 (rewrite_groups): ... here. Update all uses.
4981 (remove_unused_ivs, free_loop_data): Update all uses.
4982 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
4984 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4986 * rtlanal.c (nonzero_bits1): Convert preprocessor check
4987 for WORD_REGISTER_OPERATIONS to runtime check.
4989 2016-04-27 Richard Biener <rguenther@suse.de>
4992 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4993 aggregate_value_p to determine if a function result is
4994 returned by reference.
4995 (ipa_pta_execute): Functions having their address taken are
4996 not automatically nonlocal.
4998 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5001 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5002 * fold-const.c (operand_equal_p): If flag_checking and
5003 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5004 and if it returns non-zero, assert iterative_hash_expr on both
5007 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5009 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5011 2016-04-27 Nick Clifton <nickc@redhat.com>
5014 * varasm.c (merge_weak): Generate an error if an attempt is made
5015 to convert a non-weak static function into a weak, public function.
5017 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5019 * params.def (MAX_PARTITION_SIZE): New param.
5020 * doc/invoke.texi: Document lto-max-partition.
5022 2016-04-27 Richard Biener <rguenther@suse.de>
5025 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5026 function cummulating used_from_other_partition, externally_visible
5027 and force_output from aliases.
5028 (refered_from_nonlocal_var): Likewise.
5029 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5030 node flags properly.
5032 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5034 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5035 (-Wmemset-elt-size): New item.
5037 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5040 * stor-layout.h (internal_reference_types): Delete.
5041 * stor-layout.c (reference_types_internal): Likewise.
5042 (internal_reference_types): Likewise.
5043 (layout_type) <REFERENCE_TYPE>: Adjust.
5045 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5048 * tree.h (inchash::add_expr): Add FLAGS argument.
5049 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5050 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5051 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5052 Formatting fix. Adjust recursive calls. For tcc_comparison,
5053 if swap_tree_comparison (code) is smaller than code, hash that
5054 and arguments in the other order. Hash CONVERT_EXPR the same
5055 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5056 of ADDR_EXPR of decl as the decl itself. Add or remove
5057 OEP_ADDRESS_OF from recursive flags as needed. For
5058 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5059 operands commutatively and only the third one normally.
5060 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5062 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5064 * config/rtems.h (LIB_SPEC): Add -latomic.
5066 2016-04-27 Joel Sherrill <joel@rtems.org>
5068 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5069 xilink.ld and flags not relevant to RTEMS.
5071 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5073 * toplev.c (backend_init_target): Avoid calling init_reload when using
5076 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5078 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5079 for loops rather than one for the whole function.
5081 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5083 * match.pd (X + CST CMP X): New transformation.
5085 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5087 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5088 * fold-const.c (fold_binary_loc): Remove 2 transformations
5089 superseded by match.pd.
5090 * match.pd (x+x -> x*2): Generalize to integers.
5092 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5094 * config/i386/i386.md (operation on memory peephole): Duplicate an
5095 existing peephole and adapt it to match lea rather than an operation
5098 PR rtl-optimization/57193
5099 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5101 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5103 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5105 * tree-if-conv.c (any_pred_load_store): New static variable.
5106 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5107 any_pred_load_store instead of and_mask_load_store.
5108 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5109 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5110 (combine_blocks, tree_if_conversion): Ditto.
5112 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5114 PR tree-optimization/70771
5115 PR tree-optimization/70775
5116 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5117 virtual PHI nodes. Delete parameter.
5118 (if_convertible_loop_p_1): Delete argument to above function.
5119 (predicate_all_scalar_phis): Delete code handling single-argument
5121 (tree_if_conversion): Mark and update virtual SSA.
5123 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5126 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5127 (x86_elf_aligned_common): Rename to ...
5128 (x86_elf_aligned_decl_common): ... this.
5129 Add decl arg. Switch to .lbss for largecomm object. Use
5130 LARGECOMM_SECTION_ASM_OP.
5131 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5133 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5134 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5136 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5137 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5139 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5142 * config/i386/i386.c (SECTION_LARGE): Define.
5143 (x86_64_elf_select_section): Set it for large data/bss sections.
5144 Only clear SECTION_WRITE for .lrodata.
5145 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5147 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5148 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5149 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5151 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5152 * doc/tm.texi: Regenerate.
5154 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5157 * configure.ac (--enable-checking): Document extra flag, for
5158 non-release builds default to --enable-checking=yes,extra.
5159 If misc checking and extra checking, define CHECKING_P to 2 instead
5161 * common.opt (fchecking=): Add.
5162 * doc/invoke.texi (-fchecking=): Document.
5163 * doc/install.texi: Document --enable-checking changes.
5164 * configure: Regenerated.
5165 * config.in: Regenerated.
5167 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5169 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5170 attribute instead of which_alternative.
5171 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5172 Use EXT_REX_SSE_REG_P where appropriate.
5174 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5176 * config/i386/predicates.md (const0_operand): Do not match
5177 const_wide_int code.
5178 (const1_operand): Ditto.
5180 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5182 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5183 for SSE constm1 operands and TARGET_AVX512VL.
5184 (*movti_internal): Ditto.
5185 (*mov<mode>_or): Use constm1_operand predicate.
5186 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5187 for SSE vector_all_ones operands and TARGET_AVX512VL.
5188 * config/i386/predicates.md (constm1_operand): New predicate.
5189 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5190 emission of constant -1 load.
5192 2016-04-25 Jason Merrill <jason@redhat.com>
5194 * gdbinit.in: Skip is-a.h.
5196 * attribs.c (register_scoped_attributes): Fix logic.
5197 * attribs.h: Declare register_scoped_attributes.
5199 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5201 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5202 stxvd2x and stxvw4x built-in functions.
5204 2016-04-25 DJ Delorie <dj@redhat.com>
5206 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5207 (ashrhi3): Likewise.
5208 (lshrhi3): Likewise.
5210 2016-04-25 Richard Biener <rguenther@suse.de>
5212 PR tree-optimization/70780
5213 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
5215 (compute_antic): Mark blocks with abnormal preds as visited as
5216 they have a final empty antic-in solution already.
5218 2016-04-25 Michael Collison <michael.collison@linaro.org>
5220 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
5222 2016-04-25 Michael Collison <michael.collison@linaro.org>
5224 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
5225 mode is VQI to improve mixed mode vectorization.
5226 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
5227 define_insn to match low half of signed vaddw.
5228 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
5229 define_insn to match high half of signed vaddw.
5230 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
5231 define_insn to match low half of unsigned vaddw.
5232 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
5233 define_insn to match high half of unsigned vaddw.
5234 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
5235 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5236 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
5238 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5239 * config/arm/predicates.md (vect_par_constant_high): Support
5240 big endian and simplify by calling
5241 arm_simd_check_vect_par_cnst_half
5242 (vect_par_constant_low): Likewise.
5244 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5246 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
5247 predicate for operand 2.
5249 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
5250 H.J. Lu <hongjiu.lu@intel.com>
5252 * config/i386/i386-protos.h (standard_sse_constant_p): Add
5253 machine_mode argument.
5254 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
5255 constm1_rtx operands. For VOIDmode constants, get mode from
5256 pred_mode. Check mode size if the mode is supported by ABI.
5257 (standard_sse_constant_opcode): Do not use standard_constant_p.
5258 Strictly check ABI support for all-ones operands.
5259 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
5260 immediates. Update calls to standard_sse_constant_p.
5261 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
5262 (ix86_rtx_costs): Ditto.
5263 * config/i386/i386.md (*movxi_internal_avx512f): Use
5264 nonimmediate_or_sse_const_operand instead of vector_move_operand.
5265 Use (v,BC) alternative instead of (v,C). Use register_operand
5266 checks instead of MEM_P.
5267 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
5268 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
5269 isa attribute. Use register_operand checks instead of MEM_P.
5270 (*movti_internal): Use nonimmediate_or_sse_const_operand for
5271 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
5272 alternative and corresponding sse2 isa attribute.
5273 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
5274 to standard_sse_constant_p.
5275 (FP constant splitters): Ditto.
5276 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
5278 * config/i386/predicates.md (constm1_operand): Remove.
5279 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
5280 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
5281 vector_all_ones_operand instead of constm1_operand.
5283 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5285 * print-rtl.c (print_rtx_insn_vec): New function.
5286 * print-rtl.h: New prototype.
5287 * store-motion.c (struct st_expr): Make avail_stores a vector.
5288 (st_expr_entry): Adjust.
5289 (free_st_expr_entry): Likewise.
5290 (print_store_motion_mems): Likewise.
5291 (find_moveable_store): Likewise.
5292 (compute_store_table): Likewise.
5293 (delete_store): Likewise.
5294 (build_store_vectors): Likewise.
5296 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5298 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
5300 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5302 * vec.h (vec_safe_contains): New function.
5303 (vec::contains): Likewise.
5304 (vec::begin): Likewise.
5305 (vec::end): Likewise.
5307 2016-04-23 Jakub Jelinek <jakub@redhat.com>
5310 * cfgexpand.c (expand_stack_vars): Fix typo.
5312 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5314 * system.h (list, map, set, vector): Include conditionally.
5315 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
5316 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
5317 * ipa-icf.c (INCLUDE_LIST): Define.
5318 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
5319 * config/sh/sh.c (INCLUDE_VECTOR): Define.
5320 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
5321 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
5322 * cp/logic.cc (INCLUDE_LIST): Define.
5323 * fortran/trans-common.c (INCLUDE_MAP): Define.
5325 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5327 * auto-profile.c: Remove <string.h> include.
5328 * ipa-icf-gimple.c: Remove <list> include.
5329 * diagnostic.c: Remove <new> include.
5330 * genmatch.c: Likewise.
5331 * pretty-print.c: Likewise.
5332 * toplev.c: Likewise
5333 * c/c-objc-common.c: Likewise.
5334 * cp/error.c: Likewise.
5335 * fortran/error.c: Likewise.
5337 2016-04-22 Richard Biener <rguenther@suse.de>
5339 * lto-streamer-in.c (input_ssa_names): Do not allocate
5340 GIMPLE_NOP for all SSA names.
5341 * lto-streamer-out.c (output_ssa_names): Do not output
5342 SSA names that should have been released.
5344 2016-04-22 Richard Biener <rguenther@suse.de>
5346 PR tree-optimization/70740
5347 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5350 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5353 * config/i386/predicates.md (call_insn_operand): Replace
5354 sibcall_memory_operand with memory_operand.
5356 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5358 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5359 has_single_use() tests.
5360 (register_edge_assert_for_1): Likewise.
5361 (find_assert_locations_1): Check the liveness bitmap instead of
5362 checking has_single_use().
5364 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5367 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5368 Extract AVX-512BW constraint from AVX.
5370 2016-04-21 Richard Biener <rguenther@suse.de>
5372 PR tree-optimization/70725
5373 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5374 for phi_convertible_by_degenerating_args.
5375 (predicate_all_scalar_phis): Handle single-argument PHIs.
5377 2016-04-21 Richard Biener <rguenther@suse.de>
5380 * fold-const.c (fold_comparison): Return properly typed
5383 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5385 PR tree-optimization/70715
5386 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5387 after expanding BASE using expand_simple_operations.
5389 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5391 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5392 New transformations.
5394 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5396 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5398 2016-04-20 Jan Hubicka <jh@suse.cz>
5400 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5401 ultiimate_alias_target.
5402 (update_callee_keys): Likewise.
5403 (lookup_recursive_calls): Likewise.
5404 (speculation_useful_p): Likewise.
5406 2016-04-20 Jan Hubicka <jh@suse.cz>
5409 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5410 (set_nothrow_flag_1): ... this; handle interposition correctly;
5411 recurse on aliases and thunks.
5412 (cgraph_node::set_nothrow_flag): New.
5413 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5414 functions compiled with non-call exceptions that binds to current
5416 (propagate_nothrow): Be safe WRT interposition.
5417 * cgraph.h (set_nothrow_flag): Update prototype.
5419 2016-04-18 Jan Hubicka <jh@suse.cz>
5421 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5422 max_loop_iterations_int.
5423 (tree_unswitch_outer_loop): Likewise.
5425 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5427 PR tree-optimization/69489
5428 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5429 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5430 Revise dump message.
5431 (if_convertible_bb_p): Remove check on edge count of basic block's
5434 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5436 PR tree-optimization/56625
5437 PR tree-optimization/69489
5438 * tree-data-ref.h (DR_INNERMOST): New macro.
5439 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5440 hashing struct innermost_loop_behavior.
5441 (ref_DR_map): Remove.
5442 (innermost_DR_map): New map.
5443 (baseref_DR_map): Revise comment.
5444 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5445 to innermost_DR_map accroding to its innermost loop behavior.
5446 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5447 to its innermost loop behavior.
5448 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5449 Add initialization for innermost_DR_map. Record memory reference
5450 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5451 have innermost loop behavior.
5452 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5455 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5457 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5458 *lea_general_1. Use explicit SWI12 mode interator.
5459 (*lea<mode>_general_2): Rename from *lea_general_2.
5460 Use explicit SWI12 mode interator.
5461 (*lea<mode>_general_3): Rename from *lea_general_3.
5462 Use explicit SWI12 mode interator.
5463 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5464 Use explicit SWI12 mode interator.
5465 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5466 Use explicit SWI48 mode interator.
5468 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5470 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5471 Short-cut unaligned load and store cases. Handle all integer
5473 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5474 and store cases. Call ix86_avx256_split_vector_move_misalign
5475 directly without checking mode class.
5477 2016-04-20 Andrew Pinski <apinski@cavium.com>
5478 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5481 * config/aarch64/aarch64.md (sibcall): Force call
5482 address to be DImode for ILP32.
5483 (sibcall_value): Likewise.
5485 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5487 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5489 2016-04-20 Richard Biener <rguenther@suse.de>
5491 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5492 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5493 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5494 (maybe_push_res_to_seq): Adjust.
5495 * gimple-fold.c (maybe_build_generic_op): Likewise.
5497 2016-04-20 Marek Polacek <polacek@redhat.com>
5499 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5502 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5504 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5505 use kmovw to support AVX512F target.
5507 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5509 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5511 2016-04-20 Marek Polacek <polacek@redhat.com>
5513 PR tree-optimization/70725
5514 * tree-if-conv.c (is_false_predicate): New function.
5515 (predicate_mem_writes): Use it.
5517 2016-04-20 Richard Biener <rguenther@suse.de>
5519 PR tree-optimization/70726
5520 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5521 shift amounts from a pattern stmt operand.
5523 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5526 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5527 stack_restore_from_fpr pattern when restoring r15.
5528 (s390_optimize_prologue): Strip away the memory barrier in the
5529 parallel when trying to get rid of restore insns.
5530 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5531 definition for loading the stack pointer from an FPR. Compared to
5532 the normal move insn this pattern includes a full memory barrier.
5534 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5537 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5538 implicitly linear or lastprivate iterator on the outer context.
5540 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5542 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5544 * config/i386/i386.md (ssememalign): Removed.
5545 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5547 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5550 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5551 const short * to __builtin_ia32_loaddquhi512_mask.
5552 (_mm512_maskz_loadu_epi16): Likewise.
5553 (_mm512_mask_storeu_epi16): Pass short * to
5554 __builtin_ia32_storedquhi512_mask.
5555 (_mm512_mask_loadu_epi8): Pass const char * to
5556 __builtin_ia32_loaddquqi512_mask.
5557 (_mm512_maskz_loadu_epi8): Likewise.
5558 (_mm512_mask_storeu_epi8): Pass char * to
5559 __builtin_ia32_storedquqi512_mask.
5560 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5561 const double * to __builtin_ia32_loadupd512_mask.
5562 (_mm512_mask_loadu_pd): Likewise.
5563 (_mm512_maskz_loadu_pd): Likewise.
5564 (_mm512_storeu_pd): Pass double * to
5565 __builtin_ia32_storeupd512_mask.
5566 (_mm512_mask_storeu_pd): Likewise.
5567 (_mm512_loadu_ps): Pass const float * to
5568 __builtin_ia32_loadups512_mask.
5569 (_mm512_mask_loadu_ps): Likewise.
5570 (_mm512_maskz_loadu_ps): Likewise.
5571 (_mm512_storeu_ps): Pass float * to
5572 __builtin_ia32_storeups512_mask.
5573 (_mm512_mask_storeu_ps): Likewise.
5574 (_mm512_mask_loadu_epi64): Pass const long long * to
5575 __builtin_ia32_loaddqudi512_mask.
5576 (_mm512_maskz_loadu_epi64): Likewise.
5577 (_mm512_mask_storeu_epi64): Pass long long *
5578 to __builtin_ia32_storedqudi512_mask.
5579 (_mm512_loadu_si512): Pass const int * to
5580 __builtin_ia32_loaddqusi512_mask.
5581 (_mm512_mask_loadu_epi32): Likewise.
5582 (_mm512_maskz_loadu_epi32): Likewise.
5583 (_mm512_storeu_si512): Pass int * to
5584 __builtin_ia32_storedqusi512_mask.
5585 (_mm512_mask_storeu_epi32): Likewise.
5586 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5587 char * to __builtin_ia32_storedquqi256_mask.
5588 (_mm_mask_storeu_epi8): Likewise.
5589 (_mm256_mask_loadu_epi16): Pass const short * to
5590 __builtin_ia32_loaddquhi256_mask.
5591 (_mm256_maskz_loadu_epi16): Likewise.
5592 (_mm_mask_loadu_epi16): Pass const short * to
5593 __builtin_ia32_loaddquhi128_mask.
5594 (_mm_maskz_loadu_epi16): Likewise.
5595 (_mm256_mask_loadu_epi8): Pass const char * to
5596 __builtin_ia32_loaddquqi256_mask.
5597 (_mm256_maskz_loadu_epi8): Likewise.
5598 (_mm_mask_loadu_epi8): Pass const char * to
5599 __builtin_ia32_loaddquqi128_mask.
5600 (_mm_maskz_loadu_epi8): Likewise.
5601 (_mm256_mask_storeu_epi16): Pass short * to.
5602 __builtin_ia32_storedquhi256_mask.
5603 (_mm_mask_storeu_epi16): Pass short * to.
5604 __builtin_ia32_storedquhi128_mask.
5605 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5606 const double * to __builtin_ia32_loadupd256_mask.
5607 (_mm256_maskz_loadu_pd): Likewise.
5608 (_mm_mask_loadu_pd): Pass onst double * to
5609 __builtin_ia32_loadupd128_mask.
5610 (_mm_maskz_loadu_pd): Likewise.
5611 (_mm256_mask_storeu_pd): Pass double * to
5612 __builtin_ia32_storeupd256_mask.
5613 (_mm_mask_storeu_pd): Pass double * to
5614 __builtin_ia32_storeupd128_mask.
5615 (_mm256_mask_loadu_ps): Pass const float * to
5616 __builtin_ia32_loadups256_mask.
5617 (_mm256_maskz_loadu_ps): Likewise.
5618 (_mm_mask_loadu_ps): Pass const float * to
5619 __builtin_ia32_loadups128_mask.
5620 (_mm_maskz_loadu_ps): Likewise.
5621 (_mm256_mask_storeu_ps): Pass float * to
5622 __builtin_ia32_storeups256_mask.
5623 (_mm_mask_storeu_ps): ass float * to
5624 __builtin_ia32_storeups128_mask.
5625 (_mm256_mask_loadu_epi64): Pass const long long * to
5626 __builtin_ia32_loaddqudi256_mask.
5627 (_mm256_maskz_loadu_epi64): Likewise.
5628 (_mm_mask_loadu_epi64): Pass const long long * to
5629 __builtin_ia32_loaddqudi128_mask.
5630 (_mm_maskz_loadu_epi64): Likewise.
5631 (_mm256_mask_storeu_epi64): Pass long long * to
5632 __builtin_ia32_storedqudi256_mask.
5633 (_mm_mask_storeu_epi64): Pass long long * to
5634 __builtin_ia32_storedqudi128_mask.
5635 (_mm256_mask_loadu_epi32): Pass const int * to
5636 __builtin_ia32_loaddqusi256_mask.
5637 (_mm256_maskz_loadu_epi32): Likewise.
5638 (_mm_mask_loadu_epi32): Pass const int * to
5639 __builtin_ia32_loaddqusi128_mask.
5640 (_mm_maskz_loadu_epi32): Likewise.
5641 (_mm256_mask_storeu_epi32): Pass int * to
5642 __builtin_ia32_storedqusi256_mask.
5643 (_mm_mask_storeu_epi32): Pass int * to
5644 __builtin_ia32_storedqusi128_mask.
5645 * config/i386/i386-builtin-types.def (PCSHORT): New.
5647 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5648 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5649 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5650 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5651 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5652 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5653 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5654 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5655 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5656 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5657 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5658 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5659 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5660 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5661 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5662 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5663 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5664 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5665 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5666 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5667 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5668 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5669 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5670 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5671 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5672 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5673 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5674 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5675 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5676 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5677 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5678 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5679 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5680 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5681 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5682 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5683 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5684 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5685 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5686 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5687 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5688 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5689 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5690 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5691 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5692 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5693 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5694 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5695 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5697 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5698 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5700 (ix86_expand_vector_move_misalign): Likewise.
5701 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5702 to scalar function prototype for unaligned load/store builtins.
5703 (ix86_expand_special_args_builtin): Updated.
5704 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5705 (UNSPEC_STOREU): Likewise.
5706 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5707 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5708 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5709 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5710 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5711 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5712 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5713 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5714 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5715 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5716 (<avx512>_storedqu<mode>_mask): Likewise.
5717 (*sse4_2_pcmpestr_unaligned): Likewise.
5718 (*sse4_2_pcmpistr_unaligned): Likewise.
5719 (*mov<mode>_internal): Renamed to ...
5720 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5721 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5722 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5723 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5725 2016-04-19 Richard Biener <rguenther@suse.de>
5727 PR tree-optimization/70171
5728 * tree-ssa-phiprop.c: Include stor-layout.h.
5729 (phiprop_insert_phi): Handle the aggregate copy case.
5730 (propagate_with_phi): Likewise.
5732 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5734 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5735 instead of simplify_gen_subreg (... , 0).
5736 (ix86_delegitimize_address): Ditto.
5737 (ix86_split_divmod): Ditto.
5738 (ix86_split_copysign_const): Ditto.
5739 (ix86_split_copysign_var): Ditto.
5740 (ix86_expand_args_builtin): Ditto.
5741 (ix86_expand_round_builtin): Ditto.
5742 (ix86_expand_special_args_builtin): Ditto.
5743 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5744 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5745 (udivmodqi4): Ditto.
5746 (absneg splitters): Ditto.
5747 (*jcc_bt<mode>_1): Ditto.
5749 2016-04-19 Richard Biener <rguenther@suse.de>
5751 PR tree-optimization/70724
5752 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5753 restoring out from ...
5754 (free_scc_vn): ... here.
5755 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5756 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5758 (pass_fre::execute): Restore SSA info.
5760 2016-04-19 Richard Biener <rguenther@suse.de>
5762 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5763 * gimple-walk.c (walk_gimple_op): Initialize it.
5764 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5765 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5766 remapping SSA names of defs.
5767 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5770 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5773 * lra-constraints.c (equiv_substition_p): New.
5774 (process_alt_operands): Use it.
5775 (swap_operands): Swap it.
5776 (curr_insn_transform): Update it.
5778 2016-04-18 Michael Matz <matz@suse.de>
5780 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5781 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5782 * tree-core.h (tree_type_common.align): Use bit-field.
5783 (tree_type_common.spare): New.
5784 (tree_decl_common.off_align): Make smaller.
5785 (tree_decl_common.align): Use bit-field.
5787 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5788 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5789 (scan_sharing_clauses): Ditto.
5790 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5791 (omp_finish_file): Ditto.
5792 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5793 (layout_decl): Ditto.
5794 (relayout_decl): Ditto.
5795 (finalize_record_size): Use SET_TYPE_ALIGN.
5796 (finalize_type_size): Ditto.
5797 (finish_builtin_struct): Ditto.
5798 (layout_type): Ditto.
5799 (initialize_sizetypes): Ditto.
5800 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5801 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5802 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5803 (get_chain_field): Ditto.
5804 (get_trampoline_type): Ditto.
5805 (get_nl_goto_field): Ditto.
5806 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5808 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5809 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5810 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5811 (build_qualified_type): Use SET_TYPE_ALIGN.
5812 (build_aligned_type, build_range_type_1): Ditto.
5813 (build_atomic_base): Ditto.
5814 (build_common_tree_nodes): Ditto.
5815 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5816 (expand_one_stack_var_at): Ditto.
5817 * coverage.c (build_var): Use SET_DECL_ALIGN.
5818 * except.c (init_eh): Ditto.
5819 * function.c (assign_parm_setup_block): Ditto.
5820 * symtab.c (increase_alignment_1): Ditto.
5821 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5822 * tree-vect-stmts.c (ensure_base_align): Ditto.
5823 * varasm.c (align_variable): Ditto.
5824 (assemble_variable): Ditto.
5825 (build_constant_desc): Ditto.
5826 (output_constant_def_contents): Ditto.
5828 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5829 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5830 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5831 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5832 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5834 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5837 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5838 replace %vmovsd with "%vmovq".
5839 (vec_concatv2df): Likewise.
5841 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5843 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5844 (*vec_extractv2si_0): Ditto.
5845 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5846 (zero_extended_scalar_load_operand splitters): Ditto.
5847 (vec_extract splitters): Ditto.
5848 (*vec_extractv4si_0_zext): Ditto.
5849 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5851 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5852 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5853 (*sse4_1_extractps): Use lowpart_subreg.
5854 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5856 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5858 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5860 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5861 Mention Solaris 11 packaging changes.
5862 Update gas and gld requirements.
5863 Remove reference to pre-Solaris 10 bug.
5864 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5866 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5869 2016-04-17 Jan Hubicka <jh@suse.cz>
5871 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5872 max_loop_iterations_int.
5874 2016-04-18 Richard Biener <rguenther@suse.de>
5876 PR tree-optimization/43434
5877 * tree-ssa-structalias.c (struct vls_data): New.
5878 (visit_loadstore): Handle all pointer-based accesses.
5879 (compute_dependence_clique): Compute a bitmap of restrict tags
5880 assigned bases and pass it to visit_loadstore.
5882 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5885 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5886 armv8.1-a and armv8.1-a+crc.
5888 2016-04-18 Richard Biener <rguenther@suse.de>
5890 PR tree-optimization/70701
5891 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5892 references after translating through a memcpy.
5894 2016-04-18 Richard Biener <rguenther@suse.de>
5896 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5897 (compute_antic): ... here. For partial antic use regular
5898 postorder and scrap iteration.
5899 (compute_partial_antic_aux): Remove unused return value.
5900 (init_pre): Do not allocate postorder.
5901 (fini_pre): Do not free postorder.
5903 2016-04-18 Richard Biener <rguenther@suse.de>
5906 * expmed.c (extract_bit_field_1): Remove broken case
5907 using a wider MODE_INT mode.
5909 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5911 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5912 unless compiling with at least GCC-4.8.
5914 2016-04-17 Jan Hubicka <jh@suse.cz>
5917 * graphite.c (graphite_finalize): Update call to
5918 tree_estimate_probability.
5919 * predict.h (tree_estimate_probability): Update prototype.
5921 2016-04-17 Jan Hubicka <jh@suse.cz>
5923 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5924 (tree_estimate_probability): Likewise.
5925 (pass_profile::execute): Update.
5926 (report_predictor_hitrates): New function.
5927 * profile.c (compute_branch_probabilities): Use it.
5928 * predict.h (report_predictor_hitrates): Declare.
5930 2016-04-17 Jan Hubicka <jh@suse.cz>
5933 * cgraph.h (cgraph_node::set_const_flag,
5934 cgraph_node::set_pure_flag): Update prototype to return bool;
5936 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
5937 of interposable symbol are interposable, too.
5938 (cgraph_set_const_flag_1): Rename to ...
5939 (set_const_flag_1): ... this one; change to self recursive function
5940 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5941 clearnig the flag in all variants and also virtual thunks of const
5942 functions are pure; track if any change was done.
5943 (cgraph_node::set_const_flag): Update.
5944 (struct set_pure_flag_info): New struct.
5945 (cgraph_set_pure_flag_1): Rename to ...
5946 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
5947 rather than pointer encoded flags; track if any changes was done;
5948 handle correctly clearning flag and setting flag of aliases already
5950 (cgraph_node::set_pure_flag): Update.
5951 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
5953 2016-04-17 Tom de Vries <tom@codesourcery.com>
5956 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
5959 2016-04-17 Tom de Vries <tom@codesourcery.com>
5961 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
5962 '{}<> ' as escape-for-record.
5964 2016-04-17 Tom de Vries <tom@codesourcery.com>
5966 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
5969 2016-04-17 Tom de Vries <tom@codesourcery.com>
5972 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
5973 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
5974 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
5975 * passes.c (finish_optimization_passes): Only call
5976 finish_graph_dump_file if dfi->graph_dump_initialized.
5977 (execute_function_dump, pass_init_dump_file): Use
5978 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
5980 2016-04-17 Tom de Vries <tom@codesourcery.com>
5982 PR tree-optimization/70256
5983 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
5984 (debug_varmap): New function.
5986 2016-04-17 Tom de Vries <tom@codesourcery.com>
5989 * passes.c (pass_manager::register_pass): Propagate pflags.
5991 2016-04-17 Tom de Vries <tom@codesourcery.com>
5994 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
5995 * passes.c (pass_manager::pass_manager): Declare and init p_start in
5996 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
5997 check if it's equal to p_start.
5998 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6000 2016-04-15 Jan Hubicka <jh@suse.cz>
6003 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6004 function does not bind to current def.
6005 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6006 handle conservatively calls to functions that does not need to bind
6008 (check_call): Update call of worse_state.
6009 (ignore_edge_for_nothrow): Update.
6010 (ignore_edge_for_pure_const): Likewise.
6011 (propagate_pure_const): Update calls to worse_state.
6012 (skip_function_for_local_pure_const): Reformat comments.
6014 2016-04-15 Jan Hubicka <jh@suse.cz>
6017 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6018 (cgraph_node::function_symbol): Likewise.
6019 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6020 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6021 (symtab_node::ultimate_alias_target): Add REF parameter.
6022 (symtab_node::binds_to_current_def_p): Declare.
6023 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6024 (cgraph_node::function_symbol): Likewise.
6025 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6026 (cgraph_node::get_availability): Likewise.
6027 (cgraph_edge::binds_to_current_def_p): New inline function.
6028 (varpool_node::get_availability): Add REF parameter.
6029 (varpool_node::ultimate_alias_target): Likewise.
6030 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6031 (symtab_node::binds_to_current_def_p): Likewise.
6032 * varpool.c (varpool_node::get_availability): Likewise.
6034 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6037 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6038 Fix mode size check.
6040 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6042 * BASE-VER: Set to 7.0.0.
6044 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6046 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6048 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6050 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6051 architecture revisions.
6053 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6055 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6056 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6057 * config/i386/i386.md (stack decrement to push peepholes): Guard
6058 with !x86_using_red_zone ().
6060 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6063 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6064 to dump_generic_node.
6065 (NIY): Pass also flags to do_niy.
6067 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6069 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6070 (simd_clone_vector_of_formal_parm_types)
6071 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6072 (simd_clone_mangle, simd_clone_create)
6073 (simd_clone_adjust_return_type, create_tmp_simd_array)
6074 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6075 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6076 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6077 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6078 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6079 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6080 * omp-simd-clone.c: ... this new file.
6081 (simd_clone_vector_of_formal_parm_types): Make it static.
6082 * Makefile.in (OBJS): Add omp-simd-clone.o.
6084 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6087 * config/i386/sse.md: Use proper memory operand modifiers.
6090 2016-04-15 Richard Biener <rguenther@suse.de>
6091 Alan Modra <amodra@gmail.com>
6093 PR tree-optimization/70130
6094 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6095 when alignment stays not the same and no not use the realign
6098 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6101 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6102 direct move handlers for KFmode. Change TFmode handlers test from
6103 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6105 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6108 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6109 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6110 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6111 * tree-ssa-live.c (remove_unused_scope_block_p): When
6112 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6113 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6114 block_ultimate_origin is FUNCTION_DECL.
6115 (remove_unused_locals): If current_function_decl is
6116 polymorphic_ctor_dtor_p, pass initial true to
6117 remove_unused_scope_block_p' is_ctor_dtor_block.
6119 2016-04-14 Martin Sebor <msebor@redhat.com>
6124 * doc/extend.texi (Variable Length): Revert.
6126 2016-04-14 Marek Polacek <polacek@redhat.com>
6127 Jan Hubicka <hubicka@ucw.cz>
6130 * tree.c (verify_type): Disable the canonical type of main variant
6133 2016-04-14 Jason Merrill <jason@redhat.com>
6135 * cfgexpand.c, expr.c: Revert previous change.
6137 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6140 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6141 when building a mem ref for the incoming reduction variable.
6143 2016-04-14 Richard Biener <rguenther@suse.de>
6145 PR tree-optimization/70614
6146 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6147 loop if the evolution dropped to chrec_dont_know.
6148 (interpret_condition_phi): Likewise.
6150 2016-04-14 Richard Biener <rguenther@suse.de>
6152 PR tree-optimization/70623
6153 * tree-ssa-pre.c (changed_blocks): Make global ...
6154 (compute_antic): ... local here. Move and fix worklist
6155 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6156 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6157 worklist handling, dump when ANTIC_IN changed.
6158 (compute_partial_antic_aux): Remove worklist handling.
6159 (init_pre): Do not compute post dominators. Add a comment about
6160 the CFG order chosen.
6161 (fini_pre): Do not free post dominators.
6163 2016-04-13 Martin Sebor <msebor@redhat.com>
6168 * doc/extend.texi (Variable Length): Document C++ specifics.
6170 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6173 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6174 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6175 eh edges have been purged.
6178 * tree-sra.c (create_access_replacement,
6179 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6181 * tree-pretty-print.c (dump_fancy_name): New function.
6182 (dump_decl_name, dump_generic_node): Use it.
6184 2016-04-13 Jason Merrill <jason@redhat.com>
6186 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6187 * expr.c (expand_expr_real_1): Likewise.
6189 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6191 * config/i386/i386.md (kunpckhi): Swap operands.
6192 (kunpcksi): Likewise.
6193 (kunpckdi): Likewise.
6194 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6195 (vec_pack_trunc_<mode>): Likewise.
6197 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6200 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6203 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6204 gimplification turns some element into non-constant.
6207 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6208 * explow.c (convert_memory_address_addr_space_1): No longer static,
6209 add NO_EMIT argument and don't call convert_modes if true, pass
6210 it down recursively, remove break after return.
6211 (convert_memory_address_addr_space): Adjust caller.
6212 * simplify-rtx.c (simplify_unary_operation_1): Call
6213 convert_memory_address_addr_space_1 instead of convert_memory_address,
6214 if it returns NULL, don't simplify.
6216 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
6219 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
6221 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6223 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6224 Bump the upper SIMDLEN limits, so that if the return type or
6225 characteristic type if the return type is void can be passed in
6226 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
6229 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6232 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
6233 Do not use "=" constraint on an input constraint.
6234 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6235 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6236 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
6237 generates (neg (abs ...)) instead of (abs ...).
6239 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6241 PR rtl-optimization/70596
6242 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
6243 just invalidate LRA data and reset them. Adjust dump wording.
6245 2016-04-12 Martin Liska <mliska@suse.cz>
6248 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6250 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6252 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6253 max_loop_iterations_int.
6254 (tree_unswitch_outer_loop): Likewise.
6255 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6256 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6258 2016-04-12 Tom de Vries <tom@codesourcery.com>
6260 PR tree-optimization/68756
6261 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
6262 instead of new_name.
6264 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6266 PR tree-optimization/70602
6267 * tree-sra.c (generate_subtree_copies): Don't write anything into
6268 constant pool decls.
6270 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
6271 regardless whether there are depend clauses or not.
6273 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6276 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
6277 target attribute and pragma from changing the -mfloat128
6278 and -mfloat128-hardware options.
6280 * doc/extend.texi (Additional Floating Types): Document PowerPC
6281 __float128 restrictions.
6283 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6286 * config/aarch64/driver-aarch64.c
6287 (aarch64_get_extension_string_for_isa_flags): New.
6288 (arch_extension): Rename to...
6289 (aarch64_arch_extension): ...This.
6290 (ext_to_feat_string): Rename to...
6291 (aarch64_extensions): ...This.
6292 (aarch64_core_data): Keep track of architecture extension flags.
6293 (cpu_data): Rename to...
6294 (aarch64_cpu_data): ...This.
6295 (aarch64_arch_driver_info): Keep track of architecture extension
6297 (get_arch_name_from_id): Rename to...
6298 (get_arch_from_id): ...This, change return type.
6299 (host_detect_local_cpu): Update and reformat for renames, handle
6300 extensions through common infrastructure.
6302 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6305 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
6306 track of a canonical flag name.
6307 (all_extensions): Likewise.
6308 (arch_to_arch_name): Also track extension flags enabled by the arch.
6309 (all_architectures): Likewise.
6310 (aarch64_parse_extension): Move to here.
6311 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
6313 (aarch64_rewrite_selected_cpu): Update for above change.
6314 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
6315 are handled, such that the single explicit value enabled by an
6316 extension is kept seperate from the implicit values it also enables.
6317 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
6319 (aarch64_parse_extension): New.
6320 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
6321 here to config/aarch64/aarch64-protos.h.
6322 (aarch64_parse_extension): Move from here to
6323 common/config/aarch64/aarch64-common.c.
6324 (aarch64_option_print): Update.
6325 (aarch64_declare_function_name): Likewise.
6326 (aarch64_start_file): Likewise.
6327 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
6328 the canonical flag for extensions.
6329 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
6332 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6334 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
6337 2016-04-09 Tom de Vries <tom@codesourcery.com>
6339 PR tree-optimization/68953
6340 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
6341 first to last subscript.
6343 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6345 PR tree-optimization/70586
6346 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6349 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6353 PR tree-optimization/70373
6357 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6358 clauses for acc parallel reductions as necessary. Error on those
6360 * omp-low.c (scan_sharing_clauses): Don't install variables which
6361 are used in acc parallel reductions.
6362 (lower_rec_input_clauses): Remove dead code.
6363 (lower_oacc_reductions): Add support for reference reductions.
6364 (lower_reduction_clauses): Remove dead code.
6365 (lower_omp_target): Don't remap variables appearing in acc parallel
6367 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6369 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6372 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6373 with multiple SSA_NAME defs, force the outputs other than first
6374 to be live before calling live_track_process_def on each output.
6376 PR rtl-optimization/70574
6377 * fwprop.c (forward_propagate_and_simplify): Don't add
6378 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6379 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6380 paradoxical subregs within *loc.
6382 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6384 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6385 -ftree-parallelize-loops={0,1}.
6386 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6387 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6388 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6389 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6390 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6392 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6395 * asan.c (instrument_derefs): If we get unknown location, extract it
6397 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6399 2016-04-08 Tom de Vries <tom@codesourcery.com>
6401 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6402 implicit firstprivate clause.
6404 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6407 * config/arm/thumb2.md (tst + branch-> lsls + branch
6408 peephole below *orsi_not_shiftsi_si): Require that condition
6409 register is dead after the peephole.
6410 (second peephole after the above): Likewise.
6412 2016-04-08 Alan Modra <amodra@gmail.com>
6415 * builtins.c (fold_builtin_classify): For IBM extended precision,
6416 look at just the high-order double to test for NaN.
6417 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6418 test just the high double for Inf but both doubles for subnormal
6421 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6423 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6424 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6425 node->simdclone->mask_mode != VOIDmode masks.
6426 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6427 earlier, use it instead of node->simdclone.
6428 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6429 Set clonei->mask_mode.
6431 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6434 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6435 Pass it through to cp_parser_already_scoped_statement.
6436 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6437 it through to cp_parser_statement.
6438 (cp_parser_statement): Pass IF_P through to
6439 cp_parser_iteration_statement.
6440 (cp_parser_pragma): Adjust call to
6441 cp_parser_iteration_statement.
6443 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6446 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6447 resolve a future -Wparentheses warning.
6448 * omp-low.c (scan_sharing_clauses): Likewise.
6449 * tree-parloops.c (eliminate_local_variables): Likewise.
6451 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6453 PR rtl-optimization/70398
6454 * lra-constraints.c (process_address_1): Check zero scale and code
6455 for reloading with zero scale.
6457 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6459 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6460 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6462 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6464 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6465 Add support for AVX512F clones, include them by default for
6466 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6467 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6471 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6472 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6473 firstprivate clauses.
6474 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6475 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6476 (lower_omp_target): Set TREE_NO_WARNING for
6477 non-addressable possibly uninitialized vars which are copied into
6478 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6480 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6482 * config/pa/predicates.md (integer_store_memory_operand): Accept
6483 REG+D operands with a large offset when reload_in_progress is true.
6484 (floating_point_store_memory_operand): Likewise.
6486 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6489 * match.pd (nested int casts): Limit to GIMPLE.
6491 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6494 * ipa-devirt.c (maybe_record_node): Fix comment; use
6495 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6497 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6499 PR rtl-optimization/70542
6500 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6501 if there are any uses other than insn or debug insns.
6503 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6504 Jakub Jelinek <jakub@redhat.com>
6506 PR tree-optimization/70509
6507 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6508 Shift HOST_WIDE_INT_1U instead of 1.
6510 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6512 PR tree-optimization/70509
6513 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6514 of the vector base type for index.
6516 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6519 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6521 2016-04-05 Richard Biener <rguenther@suse.de>
6523 PR tree-optimization/70526
6524 * tree-sra.c (build_ref_for_offset): Use prev_base to
6525 extract the alias pointer type.
6527 2016-04-05 Richard Biener <rguenther@suse.de>
6529 * dse.c (struct store_info): Remove alias_set member.
6530 (struct read_info_type): Likewise.
6531 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6532 spill_deleted, clear_alias_set_lookup): Remove.
6533 (get_group_info): Remove dead base == NULL_RTX case.
6534 (dse_step0): Remove initialization of removed variables.
6535 (delete_dead_store_insn): Reomve alias set dumping.
6536 (free_read_records): Remove alias_set handling.
6537 (canon_address): Remove alias_set_out parameter.
6538 (record_store): Remove spill_alias_set, it's always zero.
6539 (check_mem_read_rtx): Likewise.
6540 (dse_step2): Rename from ...
6541 (dse_step2_nospill): ... this. Adjust.
6542 (scan_stores): Rename from ...
6543 (scan_stores_nospill): ... this.
6544 (scan_reads): Rename from ...
6545 (scan_reads_nospill): ... this.
6546 (scan_stores_spill, scan_reads_spill): Remove.
6547 (dse_step3_scan): Remove for_spills argument which is always false.
6548 (dse_step3): Likewise.
6549 (dse_step5): Rename from ...
6550 (dse_step5_nospill): ... this. Remove alias_set handling.
6551 (rest_of_handle_dse): Adjust.
6553 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6556 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6557 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6558 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6559 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6561 2016-04-05 Richard Biener <rguenther@suse.de>
6564 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6565 non-register type temporaries into SSA.
6567 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6570 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6571 calls when sanitizing.
6572 (possible_polymorphic_call_target_p): Fix formatting.
6574 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6575 Jakub Jelinek <jakub@redhat.com>
6578 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6579 to ensure a call statement is compatible with a built-in's
6581 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6584 2016-04-04 Richard Biener <rguenther@suse.de>
6586 PR rtl-optimization/70484
6587 * rtl.h (canon_output_dependence): Declare.
6588 * alias.c (canon_output_dependence): New function.
6589 * dse.c (record_store): Use canon_output_dependence rather
6590 than canon_true_dependence.
6592 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6595 * cgraph.h (symtab_node::copy_visibility_from): New function.
6596 * symtab.c (symtab_node::copy_visibility_from): New function.
6597 * ipa-visibility.c (optimize_weakref): New function.
6598 (function_and_variable_visibility): Use it.
6600 2016-04-04 Martin Liska <mliska@suse.cz>
6603 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6604 value that is really in range handled by SBR instruction.
6605 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6606 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6607 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6609 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6613 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6614 set, but not for SP_REG operands.
6616 2016-04-02 Martin Sebor <msebor@redhat.com>
6619 * fold-const.c (maybe_nonzero_address): New function.
6620 (fold_comparison): Call it. Fold equality and relational
6621 expressions involving null pointers.
6622 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6624 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6626 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6627 the "Y" constraint (scalar FP 0.0 immediate).
6629 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6630 Add the "const_double" to the list of operand constraints.
6632 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6634 PR rtl-optimization/70467
6635 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6636 If low word of the last operand is 0, just emit addition/subtraction
6639 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6642 * config/s390/s390.c (s390_expand_insv): Check for everything
6643 constant instead of just VOIDmode stuff.
6645 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6648 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6650 2016-04-01 Nathan Sidwell <nathan@acm.org>
6652 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6654 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6656 PR rtl-optimization/70461
6657 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6660 2016-03-31 Martin Liska <mliska@suse.cz>
6663 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6664 a tree value or an immediate integer value to a buffer
6665 that is eventually copied to a BRIG section.
6666 (emit_immediate_operand): Call the function here.
6667 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6668 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6669 of class' fields that are removed.
6670 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6671 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6672 m_brig_repr_size fields.
6674 2016-03-31 Martin Liska <mliska@suse.cz>
6677 * hsa-gen.c (hsa_function_representation::update_dominance): New
6679 (convert_addr_to_flat_segment): Likewise.
6680 (gen_hsa_memory_set): New alignment argument.
6681 (gen_hsa_ctor_assignment): Likewise.
6682 (gen_hsa_insns_for_single_assignment): Provide alignment
6683 to gen_hsa_ctor_assignment.
6684 (gen_hsa_insns_for_direct_call): Add new argument.
6685 (expand_lhs_of_string_op): New function.
6686 (expand_string_operation_builtin): Likewise.
6687 (expand_memory_copy): New function.
6688 (expand_memory_set): New function.
6689 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6690 (convert_switch_statements): Change signature.
6691 (generate_hsa): Use a return value of the function.
6692 (pass_gen_hsail::execute): Do not call
6693 convert_switch_statements here.
6694 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6695 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6696 (hsa_function_representation::update_dominance): New function.
6698 2016-03-31 Martin Liska <mliska@suse.cz>
6701 * hsa-brig.c (emit_directive_variable): Emit alignment
6702 according to hsa_symbol::m_align.
6703 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6704 (dump_hsa_symbol): Dump alignment of HSA symbols.
6705 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6706 (gen_hsa_addr_with_align): New function.
6707 (hsa_bitmemref_alignment): Use newly added function.
6708 (gen_hsa_insns_for_load): Likewise.
6709 (gen_hsa_insns_for_store): Likewise.
6710 (gen_hsa_memory_copy): New argument added.
6711 (gen_hsa_insns_for_single_assignment): Respect
6712 alignment for assignments processed via gen_hsa_memory_copy.
6713 (gen_hsa_insns_for_direct_call): Likewise.
6714 (gen_hsa_insns_for_return): Likewise.
6715 (gen_function_def_parameters): Set default alignment.
6716 * hsa.c (hsa_object_alignment): New function.
6717 (hsa_byte_alignment): Pasted function.
6718 * hsa.h (hsa_symbol::m_align): New field.
6720 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6722 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6723 scratch field for goto case.
6725 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6727 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6729 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6732 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6733 (scalar_chain::convert_insn): Call convert_op for reg
6734 moves to handle undefined registers.
6736 2016-03-31 Nathan Sidwell <nathan@acm.org>
6739 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6740 Assert we don't want to move backwards.
6742 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6745 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6747 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6749 PR rtl-optimization/70460
6750 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6751 with operand from REG_LABEL_OPERAND, instead substitute
6752 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6753 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6755 2016-03-31 Martin Liska <mliska@suse.cz>
6757 * passes.c (execute_one_pass): Do not call
6758 todo_after for a discarded function.
6760 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6762 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6763 (no_cost, infinite_cost): Initialize the new field.
6764 (get_computation_cost_at): Record setup cost.
6765 (determine_use_iv_cost_address): Skip cost computation for sub
6766 uses if we can estimate it without losing accuracy.
6768 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6770 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6772 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6773 max_loop_iterations_int.
6774 (tree_unswitch_outer_loop): Likewise.
6775 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6776 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6778 2016-03-30 Richard Biener <rguenther@suse.de>
6781 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6783 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6786 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6787 in gen_blendm expander.
6789 2016-03-30 Nick Clifton <nickc@redhat.com>
6792 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6793 case where we are already provided with an SImode SUBREG.
6795 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6798 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6799 conflict between DRAP register and __builtin_eh_return.
6801 2016-03-30 Michael Matz <matz@suse.de>
6802 Richard Biener <rguenther@suse.de>
6805 * ipa-polymorphic-call.c (struct type_change_info): Change
6806 speculative to an unsigned allowing to limit the work we do.
6807 (csftc_abort_walking_p): New inline function..
6808 (check_stmt_for_type_change): Limit the number of may-defs
6809 skipped for speculative devirtualization to
6810 max-speculative-devirt-maydefs.
6811 * params.def (max-speculative-devirt-maydefs): New param.
6812 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6814 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6817 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6820 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6822 PR tree-optimization/59124
6823 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6824 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6826 2016-03-29 Jeff Law <law@redhat.com>
6828 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6830 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6832 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6835 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6837 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6838 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6839 gcrt0.o if linking dynamically.
6841 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6844 * ipa-devirt.c (methods_equal_p): New function.
6845 (compare_virtual_tables): Use it.
6846 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6847 * cgraphclones.c (clone_function_name_1): Use
6848 symbol_table::symbol_suffix_separator.
6849 * coverage.c (build_var): Likewise.
6850 * symtab.c (symbol_table::symbol_suffix_separator): New.
6852 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6854 PR rtl-optimization/70429
6855 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6856 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6857 mode != result_mode.
6860 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6862 PR tree-optimization/70405
6863 * ssa-iterators.h (num_imm_uses): Add missing braces.
6865 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6867 PR rtl-optimization/68695
6868 * ira-color.c (allocno_copy_cost_saving): New.
6869 (improve_allocation): Use it.
6871 2016-03-29 Richard Henderson <rth@redhat.com>
6874 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6876 2016-03-29 Richard Biener <rguenther@suse.de>
6879 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6880 use alignment returned by get_pointer_alignment_1 if it is
6881 bigger than BITS_PER_UNIT.
6882 * builtins.c (get_pointer_alignment_1): Do not return true
6883 for alignment extracted from SSA info.
6885 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6887 * config/ft32/ft32.opt (mnodiv): New.
6888 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6889 * doc/invoke.texi (FT32 Options -mnodiv): New.
6891 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6894 * config/i386/i386.md (define_split, andn): Fix modes.
6896 2016-03-26 Richard Biener <rguenther@suse.de>
6897 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6900 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6902 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6903 as 2nd argument to cl_optimization_restore().
6905 2016-03-25 Richard Henderson <rth@redhat.com>
6908 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6909 * config/aarch64/aarch64-protos.h: Declare it.
6910 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6912 2016-03-25 Alan Modra <amodra@gmail.com>
6915 * config/rs6000/constraints.md (j): Simplify.
6916 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6918 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6919 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6920 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6921 in all constraint alternatives.
6922 (movtd_64bit_nodm): Delete "j" constraint alternative.
6924 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6926 * tree-ssa-propagate.c: Enhance docs for
6927 SSA_PROP_NOT_INTERESTING.
6929 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6931 * doc/extend.texi: Fix typo in documentation to pure attribute.
6933 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6936 * config/pa/pa.md (bswapdi2): Use a scratch register.
6938 2016-03-24 Richard Henderson <rth@redhat.com>
6941 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6944 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
6946 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
6947 using ix86_expand_binary_operator instead of gen_andsi3.
6949 2016-03-24 Richard Biener <rguenther@suse.de>
6951 PR tree-optimization/70396
6952 * tree-vect-stmts.c (vectorizable_comparison): Use
6953 get_vectype_for_scalar_type.
6955 2016-03-24 Richard Biener <rguenther@suse.de>
6958 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
6959 with register bases.
6961 2016-03-24 Richard Biener <rguenther@suse.de>
6963 PR tree-optimization/70372
6964 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
6965 build_all_ones_cst to also handle vector types correctly.
6967 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6970 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
6973 2016-03-23 Marek Polacek <polacek@redhat.com>
6976 * doc/invoke.texi: Document -Wignored-attributes.
6978 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6980 PR tree-optimization/69042
6981 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
6982 parameter from 30 to 40.
6984 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6986 PR tree-optimization/69042
6987 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
6988 for use with constant offset stripped in base.
6990 2016-03-23 Richard Biener <rguenther@suse.de>
6993 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
6994 mode compatibility check.
6995 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6997 2016-03-23 Jeff Law <law@redhat.com>
6999 PR tree-optimization/64058
7000 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7002 (struct ssa_conflicts): Move up earlier in the file.
7003 (conflicts_, var_map_): New static variables.
7004 (initialize_conflict_count): New function to initialize the
7005 CONFLICT_COUNT field for each conflict pair.
7006 (compare_pairs): Lazily initialize the conflict count and use it
7007 as the first tie-breaker.
7008 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7009 and wipe conflicts_ and map_ around the call to qsort. Remove
7010 special case for 2 coalesce pairs.
7011 * bitmap.c (bitmap_count_unique_bits): New function.
7012 (bitmap_count_bits_in_word): New function, extracted from
7014 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7015 * bitmap.h (bitmap_count_unique_bits): Declare it.
7017 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7020 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7021 transparent alias chain for decl assembler name.
7022 * config/sol2.c (solaris_assemble_visibility): Likewise.
7024 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7026 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7028 (v10_fdivs): Likewise.
7029 (v10_fdivd): Likewise.
7031 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7034 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7035 to not call fclose twice on file.
7037 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7039 PR tree-optimization/70354
7040 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7041 oprnd0 is wider than oprnd1 and there is a cast from the wider
7042 type to oprnd1, mask it with the mask of the narrower type.
7045 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7046 Optimize TARGET_STV splitters, if high or low word of last argument
7049 2016-03-22 Jeff Law <law@redhat.com>
7052 tree-ssa-threadbackward.c
7053 (fsm_find_control_statement_thread_paths): Correctly distinguish
7054 between old style jump threads vs FSM jump threads.
7056 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7059 * config/i386/i386.c (scalar_chain::convert_op): Support
7060 uninitialized register usage case.
7062 2016-03-22 Richard Biener <rguenther@suse.de>
7065 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7067 (capture::gen_transform): ... to change behavior when substituting
7068 a condition into cond or not-cond expr context.
7069 (dt_simplify::gen_1): Adjust.
7070 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7071 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7072 last change and instead change to
7073 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7074 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7076 2016-03-22 Anthony Green <green@moxielogic.com>
7078 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7079 issue for moxiebox targets.
7080 (CC1PLUS_SPEC): Ditto.
7082 2016-03-22 Richard Biener <rguenther@suse.de>
7085 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7088 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7090 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7092 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7095 * config/i386/i386.c (def_builtin): Handle
7096 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7098 (const struct builtin_description bdesc_special_args[]):
7099 Remove duplicate ISA bits.
7101 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7104 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7105 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7106 in a way that works also for AVX512BW.
7109 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7110 instead of source if operands[1] is xmm16 and above and
7111 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7112 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7115 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7116 on assign if (*from_p) is a comparison, set it to
7117 TREE_NO_WARNING (*from_p).
7119 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7122 * lra.c (restore_scratches): Ignore deleted insns.
7124 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7125 Jakub Jelinek <jakub@redhat.com>
7127 PR tree-optimization/70317
7128 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7131 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7134 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7135 of ix86_expand_move.
7137 (movti): Use general_operand for operand 1 predicate.
7139 2016-03-21 Martin Liska <mliska@suse.cz>
7141 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7143 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7145 2016-03-21 Martin Liska <mliska@suse.cz>
7148 * ipa-icf.c (sem_function::parse): Skip static
7149 constructors and destructors.
7151 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7154 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7155 function-like macro, peek following token(s) if it is followed
7156 by CPP_OPEN_PAREN token with optional padding in between, and
7157 if not, don't treat it like a macro.
7159 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7160 Alexander Monakov <amonakov@ispras.ru>
7162 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7163 for the stabs debug format.
7165 2016-03-21 Richard Biener <rguenther@suse.de>
7167 PR tree-optimization/70310
7168 * tree-vect-generic.c (expand_vector_condition): Fold the built
7171 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7174 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7175 Block third alternative for AVX-512VL target,
7177 2016-03-21 Martin Liska <mliska@suse.cz>
7180 * hsa-brig.c (emit_function_directives): Mark unemitted
7181 global variables for emission.
7182 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7183 (get_symbol_for_decl): Likewise.
7184 * hsa.h (struct hsa_symbol): New flag.
7186 2016-03-21 Richard Biener <rguenther@suse.de>
7188 PR tree-optimization/70288
7189 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7190 we do not estimate unsimplified all-constant conditionals or
7191 switches as optimized away.
7193 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7195 PR rtl-optimization/69102
7196 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7197 when we have a readonly dependency context.
7199 2016-03-18 Jeff Law <law@redhat.com>
7201 PR rtl-optimization/70263
7202 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7203 (update_equiv_regs): When trying to move a store to after the insn
7204 that sets the source of the store, make sure the store occurs after
7205 the insn that sets the source of the store. When successful note
7206 the REG_EQUIV note created in the dump file.
7208 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
7209 Bernd Schmidt <bschmidt@redhat.com>
7211 * doc/extend.texi: Document more potential problems with basic asms.
7213 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
7215 PR rtl-optimization/70278
7216 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
7219 2016-03-18 Jason Merrill <jason@redhat.com>
7221 * calls.c (load_register_parameters): Fix zero size sibcall logic.
7223 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
7225 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
7226 values to 128b regs.
7228 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7230 PR tree-optimization/70252
7231 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
7232 boolean vector has a proper number of elements.
7233 (supportable_narrowing_operation): Likewise.
7235 2016-03-18 Tom de Vries <tom@codesourcery.com>
7238 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
7240 2016-03-18 Jakub Jelinek <jakub@redhat.com>
7242 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
7243 instead of replace_rtx for DEBUG_INSNs.
7245 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7247 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
7248 load type reservations.
7250 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
7253 * config/pa/constraints.md: Revert 2015-02-13 change. Use
7254 define_constraint for "Q" and "T" constraints.
7256 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
7258 Tweak the pipeline model for Exynos M1
7260 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
7263 2016-03-17 David Malcolm <dmalcolm@redhat.com>
7266 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
7267 where one or both locations aren't within a line_map.
7269 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
7272 * opts.c (finish_options): Don't set flag_pie to the default if
7273 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
7276 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
7278 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
7279 true as ALL_REGS argument to replace_rtx.
7281 2016-03-17 Richard Biener <rguenther@suse.de>
7284 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
7287 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7290 * rtl.h (replace_rtx): Add ALL_REGS argument.
7291 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
7292 equality and assert mode is the same, instead of just rtx pointer
7294 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
7295 true as ALL_REGS argument to replace_rtx.
7297 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
7299 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
7300 for boolean vector with vector mode only.
7301 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7303 2016-03-17 Nick Clifton <nickc@redhat.com>
7306 * config/rx/rx.c (rx_print_integer): Print negative constants in
7309 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7312 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
7314 2016-03-16 Richard Henderson <rth@redhat.com>
7315 Richard Biener <rguenth@suse.de>
7320 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
7321 first operand as is_gimple_condexpr.
7326 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
7327 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
7328 Do not gimplify the result.
7329 (do_unop): Adjust call to tree_vec_extract.
7330 (do_binop): Likewise.
7331 (do_compare): Likewise.
7332 (do_plus_minus): Likewise.
7333 (do_negate): Likewise.
7334 (expand_vector_condition): Likewise.
7335 (do_cond): Likewise.
7337 2016-03-16 Richard Henderson <rth@redhat.com>
7340 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
7341 (aarch64_classify_address): Use it.
7342 (aarch64_legitimize_address): Force all subexpressions of PLUS
7343 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7345 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7346 Richard Biener <rguenth@suse.de>
7349 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7350 return to even if only REGNO is equal, and assert
7353 2016-03-11 Jeff Law <law@redhat.com>
7355 PR rtl-optimization/70224
7356 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7358 2016-03-16 Richard Henderson <rth@redhat.com>
7361 * function.h (struct function): Add has_forced_label_in_static.
7362 * gimplify.c (force_labels_r): Set it.
7363 * lto-streamer-in.c (input_struct_function_base): Read it.
7364 * lto-streamer-out.c (output_struct_function_base): Write it.
7365 * tree-inline.c (has_label_address_in_static_1): Remove.
7366 (copy_forbidden): Remove fndecl parameter; test
7367 has_forced_label_in_static.
7368 (inline_forbidden_p): Update call to copy_forbidden.
7369 (tree_versionable_function_p): Likewise.
7370 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7371 (chkp_versioning): Likewise.
7372 * tree-inline.h (copy_forbidden): Update decl.
7374 2016-03-16 Marek Polacek <polacek@redhat.com>
7377 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7378 function being thunked if the result type doesn't have fixed size.
7379 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7380 doesn't have fixed size.
7382 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7384 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7385 reporting malformed loop nest.
7387 2016-03-16 Tom de Vries <tom@codesourcery.com>
7390 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7391 nodes.length () == 1 test to before first nodes[0] access.
7393 2016-03-16 Tom de Vries <tom@codesourcery.com>
7395 PR tree-optimization/68715
7396 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7399 2016-03-16 Tom de Vries <tom@codesourcery.com>
7401 PR tree-optimization/68809
7402 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7405 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7406 Sandra Loosemore <sandra@codesourcery.com>
7408 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7409 on leaf attribute. Mention ELF interposition problems.
7411 2016-03-16 Alan Modra <amodra@gmail.com>
7413 PR rtl-optimization/69195
7414 PR rtl-optimization/47992
7415 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7418 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7421 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7423 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7425 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7427 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7429 PR rtl-optimization/70222
7430 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7431 optimization if mode is different from result_mode, queue up masking
7432 of the result in outer_op. Formatting fix.
7435 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7438 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7440 PR rtl-optimization/69032
7441 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7442 looping backwards over basic block insns.
7444 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7447 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7448 to non-speculative when propagating trap bits.
7450 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7452 PR rtl-optimization/63384
7453 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7456 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7459 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7460 factored out from ...
7461 (sched_analyze_insn): ... here.
7462 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7463 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7464 get_implicit_reg_pending_clobbers in it.
7465 (setup_id_reg_sets): Use setup_id_implicit_regs.
7466 (deps_init_id): Ditto.
7468 2016-03-15 Tom de Vries <tom@codesourcery.com>
7471 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7473 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7474 execute_function_dump.
7475 (execute_one_pass): Don't dump function if it will be dumped after ipa
7478 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7480 * genrecog.c (match_pattern_2): If pred is NULL don't call
7481 safe_predicate_mode on it.
7483 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7486 * lra-constraints.c (delete_move_and_clobber): Change assertion
7487 to also allow dregno == 0.
7489 2016-03-14 Richard Henderson <rth@redhat.com>
7492 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7493 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7494 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7495 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7498 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7501 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7503 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7505 * lra-constraints.c (split_reg): For hard regs, try to find the
7506 biggest single-register mode used in the function.
7508 2016-03-14 Richard Biener <rguenther@suse.de>
7510 PR tree-optimization/56365
7511 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7512 constants to compare against.
7514 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7517 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7518 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7519 (define_split for the GPR case): Use int_reg_operand instead of
7520 gpc_reg_operand for the output.
7522 2016-03-14 Tom de Vries <tom@codesourcery.com>
7524 PR tree-optimization/70045
7525 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7526 create_empty_if_region_on_edge argument.
7528 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7530 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7531 (STACK_CHECK_PROTECT): Likewise.
7532 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7533 (STACK_CHECK_PROTECT): Likewise.
7534 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7535 (STACK_CHECK_PROTECT): Likewise.
7536 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7537 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7538 (STACK_CHECK_PROTECT): Likewise.
7540 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7542 PR rtl-optimization/69307
7543 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7544 registers in modes that span more than one register.
7546 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7549 * lra-constraints.c (delete_move_and_clobber): New.
7550 (remove_inheritance_pseudos): Use it.
7552 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7555 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7556 the libcall is LCT_THROW.
7557 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7558 for the checking routine.
7560 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7563 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7564 optimization if we have direct move.
7565 (roundu32<mode>2_fprs): Likewise.
7567 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7570 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7572 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7573 Arguments swapped. All callers changed. Take reg_renumber into
7574 account, and Calculate and compare register ranges for hard regs.
7576 2016-03-11 Jeff Law <law@redhat.com>
7578 PR tree-optimization/70190
7579 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7580 Handle cases where we can not extract the taken edge, even though we
7581 found a constant value.
7583 PR tree-optimization/64058
7584 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7585 (num_coalesce_pairs): Move up earlier in file.
7586 (find_coalesce_pair): Initialize the INDEX field for each pair
7588 (compare_pairs): No longer sort on the elements in each pair.
7589 Instead break ties with the index of the coalesce pair.
7591 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7594 * config/aarch64/aarch64-protos.h
7595 (aarch64_save_restore_target_globals): New prototype.
7596 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7597 Call the above when popping pragma.
7598 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7600 (aarch64_set_current_function): Rewrite using the above.
7602 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7604 PR tree-optimization/70177
7605 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7606 (extract_ops_from_tree): ... this. In the 2 argument
7607 overload remove _1 suffix.
7608 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7609 (extract_ops_from_tree): ... this.
7610 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7612 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7613 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7614 extract_ops_from_tree instead of 2 operand one.
7616 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7618 PR tree-optimization/70013
7619 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7620 for constant-pool entries.
7622 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7624 PR rtl-optimization/70174
7625 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7626 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7628 PR tree-optimization/70169
7629 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7630 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7633 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7634 Jakub Jelinek <jakub@redhat.com>
7637 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7638 of uninitialized values.
7640 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7642 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7644 ("*trunctddd2"): New pattern definition.
7645 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7648 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7650 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7651 definitions for BFP and DFP rounding modes.
7652 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7653 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7654 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7655 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7658 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7660 * config/s390/constraints.md: Adjust comment.
7661 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7662 s390_decompose_addrstyle_without_index.
7663 * config/s390/predicates.md (shift_count_or_setmem_operand):
7664 Rename to setmem_operand.
7665 * config/s390/s390-protos.h
7666 (s390_decompose_shift_count): Rename to
7667 s390_decompose_addrstyle_without_index.
7668 * config/s390/s390.c (s390_decompose_shift_count)
7669 (s390_mem_constraint, print_shift_count_operand)
7670 (print_operand_address, print_operand): Rename
7671 s390_decompose_shift_count to
7672 s390_decompose_addrstyle_without_index and rename
7673 print_shift_count_operand to print_addrstyle_operand troughout the
7675 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7676 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7677 Rename shift_count_or_setmem_operand to setmem_operand.
7678 * config/s390/vx-builtins.md ("vec_insert<mode>")
7679 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7682 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7685 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7686 Handle overlapping retval and newval.
7688 2016-03-10 Nick Clifton <nickc@redhat.com>
7691 * config/aarch64/aarch64.c
7692 (aarch64_override_options_after_change_1): When forcing
7693 flag_omit_frame_pointer to be true, use a special value that can
7694 be detected if this function is called again, thus preventing
7695 flag_omit_leaf_frame_pointer from being forced to be false.
7697 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7699 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7700 Set x_flag_omit_leaf_frame_pointer when handling
7701 -momit-leaf-frame-pointer.
7703 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7706 * cgraph.c (cgraph_node::dump): Dump split_part and
7707 indirect_call_target.
7708 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7709 * ipa.c (has_addr_references_p): Cleanup.
7710 (is_indirect_call_target_p): New.
7711 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7712 called indirectly as local.
7713 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7715 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7718 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7719 on cxa_pure_virtual.
7721 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7724 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7726 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7729 * tree.c (need_assembler_name_p): Only record main variant type names.
7731 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7734 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7735 Always define to 0 or 1.
7736 (TARGET_FIX_ERR_A53_843419): New macro.
7737 * config/aarch64/aarch64-elf-raw.h
7738 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7739 * config/aarch64/aarch64-linux.h: Likewise.
7740 * config/aarch64/aarch64.c
7741 (aarch64_override_options_after_change_1): Do not default
7742 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7744 (aarch64_attributes): Handle fix-cortex-a53-843419.
7745 (aarch64_can_inline_p): Likewise.
7746 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7748 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7749 Jakub Jelinek <jakub@redhat.com>
7751 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7752 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7753 DECL_COMMONS if flag_unconstrained_commons is set.
7754 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7755 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7756 (funconstrained-commons): Document.
7758 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7760 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7761 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7763 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7765 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7766 has a proper number of elements.
7768 2016-03-10 Alan Modra <amodra@gmail.com>
7770 PR rtl-optimization/69195
7771 PR rtl-optimization/47992
7772 * ira.c (recorded_label_ref): Delete.
7773 (update_equiv_regs): Return void.
7774 (indirect_jump_optimize): New function.
7775 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7776 before regstat_compute_ri. Don't rebuild_jump_labels here.
7777 Delete update_regstat.
7779 2016-03-10 Richard Biener <rguenther@suse.de>
7781 PR tree-optimization/70128
7782 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7783 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7785 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7787 PR tree-optimization/70152
7788 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7789 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7792 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7793 instead of gen_sse2_loadlpd.
7794 * config/i386/sse.md (*vec_concatv2df): Rename to...
7795 (vec_concatv2df): ... this.
7797 PR tree-optimization/70127
7798 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7800 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7804 * diagnostic-show-locus.c (compatible_locations_p): New function.
7805 (layout::layout): Sanitize ranges using compatible_locations_p.
7807 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7811 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7812 location_range param with three const expanded_locations * and a
7814 (layout::layout): Replace call to
7815 rich_location::lazily_expand_location with get_expanded_location.
7816 Extract the range and perform location expansion here, passing
7817 the results to the layout_range ctor.
7818 * diagnostic.c (source_range::debug): Delete.
7819 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7820 of rich_location::get_expanded_location.
7821 * gcc-rich-location.c (get_range_for_expr): Delete.
7822 (gcc_rich_location::add_expr): Reimplement to avoid the
7823 rich_location::add_range overload that took a location_range,
7824 passing a location_t instead.
7826 2016-03-09 Richard Biener <rguenther@suse.de>
7827 Jakub Jelinek <jakub@redhat.com>
7829 PR tree-optimization/70138
7830 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7831 Also skip vect_double_reduction_def.
7833 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7836 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7837 if the operand is "m".
7839 2016-03-09 Nathan Sidwell <nathan@acm.org>
7841 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7843 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7845 * config/i386/i386.c (processor_target_table): Fix cost table
7846 intialization order for znver1.
7848 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7850 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7851 - becuase -> because.
7852 * ipa-reference.c (ignore_module_statics): Likewise.
7853 * cgraph.c (cgraph_node::get_body): Likewise.
7854 * ipa-inline.c (early_inliner): Likewise.
7855 * ipa-devirt.c (types_same_for_odr): Likewise.
7856 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7857 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7859 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7861 * tree-ssa-math-opts.c: Fix typo in comment.
7863 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7866 * config/i386/i386.c (scalar_chain::make_vector_copies,
7867 scalar_chain::convert_reg): Call end_sequence in between
7868 get_insns and emit_conversion_insns rather than after both
7871 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7874 * config/i386/i386.h (machine_function): Add
7875 pc_thunk_call_expanded flag.
7876 (ix86_pc_thunk_call_expanded): New define.
7877 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7878 (*set_got): Rename insn pattern from set_got.
7879 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7880 * config/i386/i386.c (ix86_compute_frame_layout): Use
7881 ix86_pc_thunk_call_expanded to prevent red-zone.
7883 2016-03-07 Martin Jambor <mjambor@suse.cz>
7885 * hsa.h (hsa_get_ctor_statements): Declare.
7886 (hsa_get_dtor_statements): Likewise.
7887 (hsa_get_kernel_dispatch_type): Likewise.
7888 * hsa.c (hsa_get_ctor_statements): New function.
7889 (hsa_get_dtor_statements): Likewise.
7890 (hsa_get_kernel_dispatch_type): Likewise.
7891 * hsa-brig.c (hsa_cdtor_statements): Removed.
7892 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7893 hsa_get_dtor_statements.
7894 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7895 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7897 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7899 * config/arm/arm-cores.def (cortex-r8): New.
7900 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7901 * config/arm/arm-tune.md: Likewise.
7902 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7904 2016-03-07 Martin Sebor <msebor@redhat.com>
7906 PR rtl-optimization/19705
7907 * doc/invoke.texi (Options That Control Optimization): Clarify
7908 -fno-branch-count-reg.
7910 2016-02-26 Richard Biener <rguenther@suse.de>
7911 Jeff Law <law@redhat.com>
7913 PR tree-optimization/69740
7914 * cfghooks.c (remove_edge): Request loop fixups if we delete
7915 an edge that might turn an irreducible loop into a natural
7917 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7918 Move after definition of loops_state_clear.
7920 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7922 PR rtl-optimization/69052
7923 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7926 2016-03-07 Tom de Vries <tom@codesourcery.com>
7928 PR tree-optimization/70116
7929 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7930 is_tm_ending stmts and ubsan/asan internal functions.
7931 (find_duplicate): Use it. Don't test is_tm_ending here.
7933 2016-03-07 Richard Biener <rguenther@suse.de>
7935 PR tree-optimization/70115
7936 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
7937 (propagate_constants_for_unrolling): Use replace_uses_by.
7939 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7942 * omp-low.c (struct oacc_loop): Add ifns.
7943 (new_oacc_loop_raw): Initialize it.
7944 (finish_oacc_loop): Clear mask & flags if no ifns.
7945 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
7946 (oacc_loop_xform_loop): Add ifns arg & adjust.
7947 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
7949 2016-03-07 Richard Henderson <rth@redhat.com>
7952 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
7953 (insert_value_copy_on_edge): Likewise.
7955 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7957 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
7959 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7962 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
7964 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7966 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
7968 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7970 Fix sseimul type attribute.
7971 * config/i386/znver1.md
7972 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
7973 znver1_sseimul_avx256_load) : Fix the type attribute.
7974 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
7975 pipe usage and latency.
7977 2016-03-05 Jakub Jelinek <jakub@redhat.com>
7980 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
7981 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
7984 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7987 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
7989 PR rtl-optimization/69941
7990 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
7991 the reg share its mode.
7993 2016-03-04 Jeff Law <law@redhat.com>
7995 PR tree-optimization/69196
7996 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7997 If the both SSA_NAMEs are anonymous, then consider them unassociated
7998 and include the PHI in the statement count.
8000 2016-03-05 Tom de Vries <tom@codesourcery.com>
8002 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8003 construct in oacc routine. Check for oacc region in oacc routine.
8005 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8008 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8009 2016-02-22 changes, instead don't recurse if RECUR is already true.
8010 Don't change *dynamic_check if RECUR. Adjust recursive caller
8011 to pass true to the new argument.
8012 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8015 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8016 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8018 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8020 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8022 PR rtl-optimization/57676
8023 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8026 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8028 * tree-vect-patterns.c (search_type_for_mask): Handle
8029 comparison of booleans.
8031 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8033 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8037 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8038 all other ops that have dw_val_class_die_ref operands,
8039 and DW_OP_GNU_entry_value.
8041 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8043 PR rtl-optimization/69904
8044 * config/arm/arm.c (arm_cannot_copy_insn_p):
8045 Return true for load-exclusive instructions.
8047 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8050 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8051 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8052 the pattern no matter if it is used just by non-pattern, pattern
8054 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8055 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8056 oprnd1 def_stmt is in pattern, don't look through it.
8058 2016-03-03 Marek Polacek <polacek@redhat.com>
8061 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8063 2016-03-03 Martin Liska <mliska@suse.cz>
8065 PR tree-optimization/70043
8066 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8067 previous statement if we see a debug statement.
8069 2016-03-03 Richard Biener <rguenther@suse.de>
8071 PR tree-optimization/55936
8072 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8073 parameter and guard unsafe equivalence use.
8074 (vrp_evaluate_conditional_warnv_with_ops): Always use
8075 safe equivalences but not via the quadratic compare_names
8078 2016-03-03 Michael Collison <michael.collison@linaro.org>
8081 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8082 for operand 1 to s_register_operand. Change predicate for operand
8083 2 to arm_not_immediate_operand.
8085 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8087 * doc/tm.texi: Regenerated.
8089 2016-03-02 Richard Henderson <rth@redhat.com>
8092 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8093 simplification when all args are positive non-fixed registers.
8095 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8097 * target.def (lra_p): Specify that new ports should use LRA.
8099 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8102 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8103 gimplify_type_sizes the type they refer to.
8104 (omp_notice_variable): Handle reference vars to VLAs.
8105 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8106 reference to VLA decls in the second pass instead of first pass.
8108 2016-03-02 Tom de Vries <tom@codesourcery.com>
8110 PR tree-optimization/68659
8111 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8112 new_expr == NULL_TREE.
8113 (get_new_name): Handle ADDR_EXPR.
8115 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8117 PR rtl-optimization/69052
8118 * loop-invariant.c (canonicalize_address): New function.
8119 (inv_can_prop_to_addr_use): Check validity of address expression
8120 which is canonicalized by above function.
8122 2016-03-02 Alan Modra <amodra@gmail.com>
8125 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8128 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8131 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8132 (*movhi_internal): Put mask moves from and to memory separately
8133 from moves from/to GPRs.
8135 2016-03-02 Richard Biener <rguenther@suse.de>
8137 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8138 GENERIC expressions in GIMPLE.
8140 2016-03-02 Richard Biener <rguenther@suse.de>
8142 * config/i386/i386.c (type_natural_mode): Fix typo.
8144 2016-03-02 Nick Clifton <nickc@redhat.com>
8146 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8148 2016-03-02 Richard Biener <rguenther@suse.de>
8149 Uros Bizjak <ubizjak@gmail.com>
8152 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8154 2016-03-02 Richard Biener <rguenther@suse.de>
8157 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8159 2016-03-02 Marek Polacek <polacek@redhat.com>
8162 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8163 "is promoted to" warning.
8165 2016-03-01 DJ Delorie <dj@redhat.com>
8167 * config.gcc: Deprecate mep-*.
8169 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8172 * lra-constraints.c (regno_val_use_in): New.
8173 (match_reload): Use it instead of regno_use_in.
8175 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8177 PR rtl-optimization/70007
8178 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8179 references present in REG_EQUAL notes attached to non-SET patterns.
8181 2016-03-01 Jeff Law <law@redhat.com>
8183 PR tree-optimization/69196
8184 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8185 Appropriately clamp the number of statements to copy when the
8186 thread path does not traverse a loop backedge.
8188 PR tree-optimization/69196
8189 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8190 Do count some PHIs in the thread path against the insn count. Decrease
8191 final statement count by one as the control statement in the last
8192 block will get removed. Remove special cased code for handling PHIs
8195 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8198 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8199 asm dialect alternatives to explicit GOTPCREL calls.
8201 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8204 * ira.c (do_reload): Issue warning for generic stack checking here...
8205 * reload1.c (reload): ...instead of here and streamline it.
8207 2016-03-01 Nick Clifton <nickc@redhat.com>
8209 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
8211 2016-03-01 Richard Biener <rguenther@suse.de>
8213 PR tree-optimization/69983
8214 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
8215 types and fall back to operand_equal_p.
8217 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8220 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8222 * config/s390/constraints.md ("jm8"): New constraint.
8223 * config/s390/predicates.md ("const_int_8bitset_operand"): New
8225 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
8227 ("*setmem_long<setmem_and>"): New pattern.
8228 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
8230 ("*setmem_long_31z<setmem_and>"): New pattern.
8231 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
8232 New substitution rules with the required attributes.
8235 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8238 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8240 * gensupport.c (process_substs_on_one_elem): Split loop to
8241 complete mark_operands_used_in_match_dup on all expressions in the
8243 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8244 and remove function.
8246 2016-03-01 Richard Biener <rguenther@suse.de>
8249 * fold-const.c (fold_indirect_ref_1): Fix range checking for
8250 vector BIT_FIELD_REF extract.
8252 2016-03-01 Richard Biener <rguenther@suse.de>
8254 PR tree-optimization/69994
8255 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
8257 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
8259 PR tree-optimization/69956
8260 * tree-vect-stmts.c (supportable_widening_operation): Support
8261 multi-step conversion of boolean vectors.
8262 (supportable_narrowing_operation): Likewise.
8264 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8266 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
8269 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8271 * config/s390/subst.md (DSI_VI): New mode iterator.
8272 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
8273 * config/s390/vector.md ("vec_set<mode>"): Move expander before
8274 the insn definition.
8275 ("*vec_set<mode>"): Change predicate and add alternative to
8276 support only either register or const_int operands as element
8278 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
8280 ("vec_extract<mode>"): New expander.
8281 ("*vec_extract<mode>"): New insn definition supporting reg and
8282 const_int element selectors.
8283 ("*vec_extract<mode>_plus"): New insn definition supporting
8284 reg+const_int element selectors.
8285 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
8286 following expander+insn definition.
8287 ("<vec_shifts_name><mode>3"): New expander.
8288 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
8290 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8292 * config/s390/s390.md ("*tabort_1"): Change predicate to
8293 nonmemory_operand. Add a second alternative to cover
8294 register as well as const int operands.
8295 ("*tabort_1_plus"): New pattern definition.
8297 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8299 * config/s390/s390.md ("*ashrdi3_cc_31")
8300 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
8301 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
8302 Merge insn definitions into ...
8303 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8304 New pattern definition.
8305 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
8306 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
8307 ("*ashr<mode>3_and"): Merge insn definitions into ...
8308 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8309 New pattern definition.
8310 * config/s390/subst.md ("addr_style_op_cc_subst")
8311 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
8312 substitutions patterns plus attributes.
8313 Add ashiftrt to SUBST iterator.
8315 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8317 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
8318 op2 to nonmemory_operand.
8319 ("*<shift>di3_31", "*<shift>di3_31_and"):
8320 Merge into single pattern definition ...
8321 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
8322 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
8323 pattern definition ...
8324 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
8325 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
8328 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8330 * config/s390/predicates.md (const_int_6bitset_operand): New
8332 * config/s390/s390.md: Include subst.md.
8333 ("rotl<mode>3"): New expander.
8334 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
8336 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
8337 * config/s390/subst.md: New file.
8339 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8341 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8342 Remove RRR type. It doesn't really exist.
8343 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8345 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8346 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8347 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8348 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8349 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8350 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8351 `enabled' attribute.
8353 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8355 * gensupport.c (process_substs_on_one_elem): Split loop to
8356 complete mark_operands_used_in_match_dup on all expressions in the
8358 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8359 and remove function.
8361 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8364 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8365 (CEIL_NWORDS): ...this. Use CEIL macro.
8366 (compute_fp_layout): Adjust to above renaming.
8367 (function_arg_union_value): Likewise.
8368 (sparc_arg_partial_bytes): Likewise.
8369 (sparc_function_arg_advance): Likewise.
8371 2016-02-29 Jeff Law <law@redhat.com>
8373 PR tree-optimization/70005
8374 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8375 where an object with a boolean range is compared against a value
8378 PR tree-optimization/69999
8379 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8380 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8383 2016-02-29 Richard Biener <rguenther@suse.de>
8385 PR tree-optimization/69994
8386 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8387 (get_unary_op): Look through nop conversions.
8388 (ops_equal_values_p): New function, look for equality diregarding
8390 (eliminate_plus_minus_pair): Use ops_equal_values_p
8391 (repropagate_negates): Do not use get_unary_op here.
8393 2016-02-29 Martin Liska <mliska@suse.cz>
8395 * system.h: Poison ENABLE_CHECKING macro.
8397 2016-02-29 Martin Liska <mliska@suse.cz>
8399 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8400 is presented in dump flags.
8401 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8402 (hsa_regalloc): Likewise.
8404 2016-02-19 Richard Biener <rguenther@suse.de>
8406 PR tree-optimization/69980
8407 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8408 permutation of those we need to keep.
8410 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8413 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8414 (NWORDS_UP): ...this
8415 (init_cumulative_args): Minor tweaks.
8416 (sparc_promote_function_mode): Likewise.
8417 (scan_record_type): Delete.
8418 (traverse_record_type): New function template.
8419 (classify_data_t): New structure type.
8420 (classify_registers): New inline function.
8421 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8422 exhausted. Instantiate traverse_record_type on classify_registers and
8423 deal with the case of a structure passed in slot #15 with no FP field
8425 (assign_data_t): New structure type.
8426 (compute_int_layout): New static function.
8427 (compute_fp_layout): Likewise.
8428 (count_registers): New inline function.
8429 (assign_int_registers): New static function.
8430 (assign_fp_registers): Likewise.
8431 (assign_registers): New inline function.
8432 (function_arg_record_value_1): Delete.
8433 (function_arg_record_value_2): Likewise.
8434 (function_arg_record_value_3): Likewise.
8435 (function_arg_record_value): Adjust to above changes. Instantiate
8436 traverse_record_type on count_registers to first count the number of
8437 registers to be used and then on assign_registers to assign them.
8438 (function_arg_union_value): Adjust to above renaming.
8439 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8440 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8441 case of a structure passed in slot #15
8442 (sparc_function_arg_advance): Likewise.
8443 (function_arg_padding): Minor tweak.
8445 2016-02-29 Richard Biener <rguenther@suse.de>
8447 PR tree-optimization/69720
8448 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8449 the adjustment_def path for possibly vectorized defs.
8450 (vect_create_epilog_for_reduction): Handle vectorized initial
8453 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8455 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8457 2016-02-27 Jeff Law <law@redhat.com>
8460 2016-02-26 Richard Biener <rguenther@suse.de>
8461 Jeff Law <law@redhat.com>
8463 PR tree-optimization/69740
8464 * cfghooks.c (remove_edge): Request loop fixups if we delete
8465 an edge that might turn an irreducible loop into a natural
8468 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8470 PR rtl-optimization/69896
8471 * tree-vect-generic.c (get_compute_type): Avoid single element
8474 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8476 Rename the AArch64 tuning option and related functions to enable the
8477 Newton series for the reciprocal square root to reflect its
8478 approximative characteristic.
8480 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8481 function to "aarch64_emit_approx_rsqrt".
8482 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8483 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8484 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8485 (xgene1_tunings): Likewise.
8486 (use_rsqrt_p): Likewise.
8487 (aarch64_emit_swrsqrt): Use new function name.
8488 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8489 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8490 text explaining this option.
8491 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8493 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8496 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8497 complain about -mallow-movmisalign without -mvsx if
8498 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8500 2016-02-26 Joel Sherrill <joel@rtems.org>
8502 * config.gcc: Add x86_64-*-rtems*.
8503 * config/i386/rtems-64.h: New file.
8505 2016-02-26 Joel Sherrill <joel@rtems.org>
8507 * config.gcc: Add aarch64-*-rtems*.
8508 * config/aarch64/rtems.h: New file.
8510 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8513 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8514 shift amount using %h. Add comment.
8516 2016-02-26 Richard Biener <rguenther@suse.de>
8517 Jeff Law <law@redhat.com>
8519 PR tree-optimization/69740
8520 * cfghooks.c (remove_edge): Request loop fixups if we delete
8521 an edge that might turn an irreducible loop into a natural
8524 2016-02-26 Martin Jambor <mjambor@suse.cz>
8527 * tree-sra.c (sra_modify_assign): Do not remove loads of
8528 uninitialized aggregates to SSA_NAMEs.
8530 2016-02-26 Richard Henderson <rth@redhat.com>
8533 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8534 pseudo in case the target rtx matches the source of the left
8537 2016-02-26 Martin Jambor <mjambor@suse.cz>
8540 * hsa.h (hsa_type_packed_p): Declare.
8541 * hsa.c (hsa_type_packed_p): New function.
8542 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8544 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8545 * hsa-brig.c (emit_basic_insn): Likewise.
8547 2016-02-26 Martin Jambor <mjambor@suse.cz>
8550 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8552 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8554 2016-02-26 Martin Jambor <mjambor@suse.cz>
8556 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8557 hsa_op_with_type operands.
8558 (hsa_unsigned_type_for_type): Declare.
8559 * hsa.c (hsa_unsigned_type_for_type): New function.
8560 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8561 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8562 the finalizer. Do not emit extra move.
8564 2016-02-26 Martin Jambor <mjambor@suse.cz>
8566 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8567 atomic operations in private segment.
8569 2016-02-26 Martin Jambor <mjambor@suse.cz>
8571 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8572 statements to wi->info. Also disallow omp simd constructs.
8573 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8574 for not gridifying. Dump special string for omp_for.
8576 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8579 * config/aarch64/aarch64.c (aarch64_set_current_function):
8580 Save/restore target globals when switching to
8581 target_option_default_node.
8583 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8586 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8587 Return 0 if !SHIFT_COUNT_TRUNCATED.
8589 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8590 Eric Botcazou <ebotcazou@adacore.com>
8592 PR rtl-optimization/69891
8593 * dse.c (scan_insn): If we can't figure out memset arguments
8594 or they are non-constant, call clear_rhs_from_active_local_stores.
8596 2016-02-26 Martin Liska <mliska@suse.cz>
8598 * doc/extend.texi: Mention clog10, clog10f an clog10l
8599 in Builtins section.
8601 2016-02-26 Martin Liska <mliska@suse.cz>
8603 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8605 (resolve_args_picking_1): Likewise.
8606 * dwarf2out.h (struct GTY): Likewise.
8608 2016-02-26 Martin Liska <mliska@suse.cz>
8610 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8612 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8614 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8615 Martin Liska <mliska@suse.cz>
8617 * doc/install.texi: Mention --enable-valgrind-annotations.
8619 2016-02-26 Richard Biener <rguenther@suse.de>
8621 PR tree-optimization/69551
8622 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8623 looking through aliases adjust DECL_PT_UID to refer to the
8624 ultimate alias target.
8626 2016-02-25 Martin Liska <mliska@suse.cz>
8629 * alloc-pool.c (after_memory_report): New variable.
8630 * alloc-pool.h (base_pool_allocator ::release): Do not use
8631 the infrastructure if after_memory_report.
8632 * toplev.c (toplev::main): Mark after memory report.
8634 2016-02-25 Richard Biener <rguenther@suse.de>
8636 PR tree-optimization/48795
8637 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8639 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8642 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8643 offloading is enabled and -fopenacc or -fopenmp is specified.
8644 (CRTOFFLOADEND): Likewise.
8645 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8646 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8647 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8648 (offload_objects_file_name): New static var.
8649 (tool_cleanup): Remove offload_objects_file_name file.
8650 (find_offloadbeginend): Replace with ...
8651 (find_crtoffloadtable): ... this.
8652 (run_gcc): Remove offload_argc and offload_argv.
8653 Get offload_objects_file_name from -foffload-objects=... option.
8654 Read names of object files with offload from this file, pass them to
8655 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8656 don't pass offloadbegin and offloadend to the linker. Don't pass
8657 offload non-LTO files to the linker, because now they're not claimed.
8659 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8662 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8663 on builtin_unreachable.
8665 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8667 PR rtl-optimization/69896
8668 * regcprop.c: Include cfgrtl.h.
8669 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8670 than remembered mode, either delete it (if noop_move_p), or
8671 treat like copy_p but not noop_p instruction.
8673 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8676 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8677 - allow NULL decl for Fortran DW_TAG_common_block variables.
8679 2016-02-24 Jason Merrill <jason@redhat.com>
8681 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8683 2016-02-24 Richard Biener <rguenther@suse.de>
8684 Jakub Jelinek <jakub@redhat.com>
8687 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8688 conditionally executed ops to well-defined overflow behavior.
8690 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8693 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8696 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8698 PR rtl-optimization/69886
8699 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8700 argument. Use it when checking validity of set instructions.
8701 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8702 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8704 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8705 * store-motion.c (find_moveable_store): Update
8706 can_assign_to_reg_without_clobbers_p callsite.
8708 2016-02-24 Richard Biener <rguenther@suse.de>
8711 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8713 (record_nonwrapping_iv): Do not fall back to the low/high bound
8714 for non-constant IV bases if the stmt is not always executed.
8716 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8718 * config/arm/arm-cores.def (cortex-a32): New entry.
8719 * config/arm/arm-tables.opt: Regenerate.
8720 * config/arm/arm-tune.md: Regenerate.
8721 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8722 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8723 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8724 for -mcpu and -mtune.
8726 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8729 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8730 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8731 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8732 (atomic_loaddi_1): Delete.
8733 (atomic_loaddi): Rewrite expander using the above changes.
8735 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8738 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8741 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8742 Richard Biener <rguenth@suse.de>
8745 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8746 set_mem_attributes if tem is SSA_NAME which got expanded
8749 2016-02-24 Richard Biener <rguenther@suse.de>
8751 PR tree-optimization/69907
8752 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8753 end of permutations for BB vectorization.
8755 2016-02-24 Christian Bruel <christian.bruel@st.com>
8757 * config/arm/arm-c.c (arm_option_override): Initialize
8758 target_option_current_node.
8759 * config/arm/arm.c (arm_pragma_target_parse): Replace
8760 build_target_option_node call by target_option_current_node.
8761 Set target_option_current_node.
8764 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8767 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8768 define_insn_and_split to define_insn.
8769 (zero_extendqi<mode>2_dot2): Same.
8770 (extendqi<mode>2_dot): Same.
8771 (extendqi<mode>2_dot2): Same.
8773 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8775 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8776 and add bypass for AES{D,E} and AESMC pairs.
8777 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8780 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8782 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8783 series for reciprocal square root in Exynos M1.
8785 2016-02-23 Martin Sebor <msebor@redhat.com>
8788 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8789 __builtin_alloca_with_align.
8791 2016-02-23 Richard Henderson <rth@redhat.com>
8793 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8794 (ix86_register_pragmas): Remove __seg_tls.
8795 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8796 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8797 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8798 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8799 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8800 * doc/extend.texi (__seg_tls): Remove item.
8802 2016-02-23 Richard Biener <rguenther@suse.de>
8804 * alloc-pool.h (struct allocation_object): Make id member
8805 conditional on CHECKING_P again.
8806 (get_instance): Adjust.
8807 (base_pool_allocator): Likewise.
8809 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8811 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8812 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8814 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8816 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8818 2016-02-23 Richard Biener <rguenther@suse.de>
8820 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8821 * bitmap.h (struct bitmap_usage): Likewise.
8822 (bitmap_move): Declare.
8823 * bitmap.c (register_overhead): Take size_t argument.
8824 (bitmap_move): New function.
8825 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8826 to properly account overhead.
8827 * tree.c (free_node): Use tree_size.
8829 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8832 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8833 when inverting comparison.
8836 * common.opt (Wunreachable-code): Add Warning flag.
8838 2016-02-23 Mark Wielaard <mjw@redhat.com>
8839 Jakub Jelinek <jakub@redhat.com>
8842 * cgraphunit.c (check_global_declaration): Check main_input_filename
8843 and DECL_SOURCE_FILE are not NULL.
8845 2016-02-23 Martin Jambor <mjambor@suse.cz>
8847 PR tree-optimization/69666
8848 * tree-sra.c (sra_modify_assign): Do not attempt to create
8849 default_def replacements for unscalarizable regions.
8851 2016-02-20 Mark Wielaard <mjw@redhat.com>
8854 * cgraphunit.c (check_global_declaration): Check level of
8855 warn_unused_const_variable and main_input_filename.
8856 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8857 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8858 (-Wunused-const-variable): Explain levels 1 and 2.
8860 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8863 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8864 identical arguments. Formatting and spelling fixes.
8867 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8872 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8873 and m68k-devices.def.
8874 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8875 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8877 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8879 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8880 and HImode registers.
8882 2016-02-22 Richard Biener <rguenther@suse.de>
8884 PR tree-optimization/69882
8885 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8886 preserve permutations present because of gaps.
8887 (vect_supported_load_permutation_p): Always continue checking
8888 permutations after vect_attempt_slp_rearrange_stmts.
8890 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8892 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8893 min_profitable_estimate, rather than min_profitable_iters.
8895 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8898 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8899 SImode for last match_operand.
8901 2016-02-22 Martin Liska <mliska@suse.cz>
8903 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8904 return bitsize - 1 as the return value.
8906 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8910 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8911 Handle negative shift counts.
8912 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8913 force_reg on the shift constant.
8914 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8915 (lshrsi3_d): Handle negative shift counts.
8917 2016-02-22 Richard Biener <rguenther@suse.de>
8918 Tom de Vries <tom@codesourcery.com>
8920 * graph.c: Include dumpfile.h.
8921 (print_graph_cfg): Split into three overloads.
8922 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8924 2016-02-22 Tom de Vries <tom@codesourcery.com>
8926 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8929 2016-02-22 Richard Biener <rguenther@suse.de>
8932 * ipa-inline-transform.c (inline_call): When not updating
8933 overall summaries adjust self size by the growth estimate.
8934 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8935 hash-set, do not update overall summaries here. Renamed from ...
8936 (inline_to_all_callers): ... this which is now wrapping the
8937 above and performing delayed overall summary update.
8938 (early_inline_small_functions): Delay updating of the overall
8941 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8943 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
8946 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8949 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
8950 :%* in %:gt() argument.
8951 (greater_than_spec_func): Adjust for expecting only numbers,
8952 if there are more than two numbers, compare the last two.
8954 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
8956 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
8957 -Wnarrowing with -std.
8959 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8962 * expr.c (store_field): Don't use bit-field path if exp is
8963 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
8964 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
8965 and the assignment can be performed by bitwise copy. Formatting
8969 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
8970 call copy_reg_eh_region_note_forward on before and/or after sequences
8971 and remove note from insn if it no longer can throw.
8974 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
8977 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8979 * config/s390/vector.md: Add missing commutative operand markers
8980 to the patterns which qualify for one.
8981 * config/s390/vx-builtins.md: Likewise.
8983 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8985 * config/s390/vector.md (VI, VI_QHS): Add single element vector
8986 types to mode iterators.
8987 (vec_double): ... and mode attribute.
8988 * config/s390/vx-builtins.md (non_vec_int): Likewise.
8990 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8992 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
8993 Change the predicate of op2 from nonimmediate to general and let
8994 reload fix it if necessary.
8996 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8998 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9000 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9002 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9005 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9007 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9008 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9009 * config/s390/s390.md ("movstr<P:mode>"): Call
9010 s390_expand_vec_movstr.
9012 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9014 * config/s390/s390.md: Add missing output modifier for operand 1
9015 to print it as address properly.
9017 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9019 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9020 * config/s390/2964.md: New file.
9021 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9022 of insn grouping attributes depending on the CPU level.
9023 (s390_get_unit_mask): New function.
9024 (s390_sched_score): Remove the OOO from the scheduling macros.
9025 Add loop to calculate a score for the instruction mix.
9026 (s390_sched_reorder): Likewise plus improve debug output.
9027 (s390_sched_variable_issue): Rename macros as above. Calculate
9028 the unit distances after actually scheduling an insn. Improve
9030 (s390_sched_init): Clear last_scheduled_unit_distance array.
9031 * config/s390/s390.md: Include 2964.md.
9033 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9036 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9037 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9038 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9039 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9040 *avx512f_<code>v8div16qi2_mask_1): New insns.
9042 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9045 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9048 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9049 earlyclobber from target. Use wF constraint for fused memory
9051 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9053 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9054 Martin Liska <mliska@suse.cz>
9057 * cfgexpand.c (asan_sanitize_stack_p): New function.
9058 (partition_stack_vars): Use the function.
9059 (expand_stack_vars): Likewise.
9060 (defer_stack_allocation): Likewise.
9061 (expand_used_vars): Likewise.
9063 2016-02-18 Richard Biener <rguenther@suse.de>
9066 * fold-const.c (operand_equal_p): Properly compare offsets for
9067 IMAGPART_EXPR and ARRAY_REF.
9069 2016-02-18 Nick Clifton <nickc@redhat.com>
9073 * config/arm/arm.c (arm_option_override_internal): Disable
9074 interworking if the target does not support thumb instructions.
9075 (arm_reload_in_hi): Handle the case where a register to register
9076 move needs reloading because there is no simple pattern to handle
9078 (arm_reload_out_hi): Likewise.
9080 2016-02-18 Richard Biener <rguenther@suse.de>
9083 * match.pd: Don't use fold_binary or fold_unary for folding
9086 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9089 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9090 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9091 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9092 warn on gimple_no_warning_p statements.
9094 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9096 * doc/extend.texi (C++ Attributes): Correct description of
9097 warn_unused type attribute.
9099 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9101 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9102 correct instruction.
9104 2016-02-17 Richard Biener <rguenther@suse.de>
9106 PR rtl-optimization/69609
9107 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9108 (find_traces_1_round): When ending a trace update cached priority
9110 (bb_to_key): Use cached priority when available.
9111 (copy_bb): Initialize cached priority.
9112 (reorder_basic_blocks_software_trace_cache): Likewise.
9114 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9117 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9119 (aarch64_comparison_operator): Break overly long line into two.
9120 (aarch64_comparison_operation): Likewise.
9121 * config/aarch64/aarch64.md (cstorecc4): Use
9122 aarch64_comparison_operator_mode instead of
9123 aarch64_comparison_operator.
9124 (cstore<mode>4): Likewise.
9125 (aarch64_cstore<mode>): Likewise.
9126 (*cstoresi_insn_uxtw): Likewise.
9127 (cstore<mode>_neg): Likewise.
9128 (*cstoresi_neg_uxtw): Likewise.
9130 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9133 * config/arm/predicates.md (arm_comparison_operator_mode):
9135 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9136 instead of arm_comparison_operator.
9137 (*mov_negscc): Likewise.
9138 (*mov_notscc): Likewise.
9139 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9140 (*thumb2_mov_negscc): Likewise.
9141 (*thumb2_mov_negscc_strict_it): Likewise.
9142 (*thumb2_mov_notscc): Likewise.
9143 (*thumb2_mov_notscc_strict_it): Likewise.
9145 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9147 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9150 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9152 * config/visium/visium.c (machine_libfunc_index): New enum.
9153 (machine_libfuncs): New structure.
9154 (visium_libfuncs): New static variable.
9155 (TARGET_INIT_LIBFUNCS): Define to...
9156 (visium_init_libfuncs): ...this. New function.
9157 (expand_block_move_4): Use the appropriate libfunc.
9158 (expand_block_move_2): Likewise.
9159 (expand_block_move_1): Likewise.
9160 (expand_block_set_4): Likewise.
9161 (expand_block_set_2): Likewise.
9162 (expand_block_set_1): Likewise.
9163 (visium_trampoline_init): Likewise.
9165 2016-02-17 Nick Clifton <nickc@redhat.com>
9167 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9168 TI's devices.csv file as of March 2016.
9170 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9173 * opts-global.c (handle_common_deferred_options): Introduce and
9174 initialize two global variables to remember command-line options
9175 specifying a stack-limiting register.
9176 * opts.h: Add extern declarations of the two new global variables.
9177 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9178 variable based on the values of the two new global variables.
9180 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9183 * common.opt (Wnonnull-compare): New warning.
9184 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9185 of arguments against NULL.
9186 (-Wnonnull-compare): Document.
9187 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9188 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9189 * passes.def (pass_warn_nonnull_compare): Add.
9190 * gimple-ssa-nonnull-compare.c: New file.
9192 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9194 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9195 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9197 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9199 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9200 reciprocal sqrt for -mlow-precision-recip-sqrt.
9202 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9203 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9205 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9206 always use lane loads to construct non-constant vectors.
9208 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9210 * config/aarch64/aarch64.md
9211 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
9212 constraints for operand 3.
9213 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
9215 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9216 Richard Biener <rguenther@suse.de>
9218 PR tree-optimization/69820
9219 * tree-vect-patterns.c (type_conversion_p): Return false if
9220 *orig_type is unsigned single precision or boolean.
9221 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
9224 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9226 PR rtl-optimization/69764
9227 PR rtl-optimization/69771
9228 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
9229 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
9231 2016-02-16 Richard Biener <rguenther@suse.de>
9233 PR tree-optimization/69776
9234 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
9236 (indirect_refs_may_alias_p): Likewise.
9237 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
9238 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
9239 according to tbaa_p.
9240 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
9241 (optimize_stmt): For redundant store discovery do not allow tbaa.
9243 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
9245 PR tree-optimization/69714
9246 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
9247 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
9249 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
9251 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
9252 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
9253 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
9254 * config/arc/arc.c (arc_init): Check FPU options.
9255 (get_arc_condition_code): Handle new CC_FPU* modes.
9256 (arc_select_cc_mode): Likewise.
9257 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
9258 register pair only. Allow access for ARCv2 accumulator.
9259 (gen_compare_reg): Whenever we have FPU support use FPU compare
9261 (arc_reorg): Don't generate brcc insns when FPU compare
9262 instructions are involved.
9263 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
9264 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
9265 floating point emulation.
9266 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
9267 (REVERSE_CONDITION): Add new CC_FPU* modes.
9268 (TARGET_FP_SP_BASE): Define.
9269 (TARGET_FP_DP_BASE): Likewise.
9270 (TARGET_FP_SP_FUSED): Likewise.
9271 (TARGET_FP_DP_FUSED): Likewise.
9272 (TARGET_FP_SP_CONV): Likewise.
9273 (TARGET_FP_DP_CONV): Likewise.
9274 (TARGET_FP_SP_SQRT): Likewise.
9275 (TARGET_FP_DP_SQRT): Likewise.
9276 (TARGET_FP_DP_AX): Likewise.
9277 * config/arc/arc.md (ARCV2_ACC): New constant.
9278 (type): New fpu type attribute.
9279 (SDF): Conditional iterator.
9280 (cstore<mode>, cbranch<mode>): Change expand condition.
9281 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
9282 handles FPU/FPX cases as well.
9283 * config/arc/arc.opt (mfpu): New option.
9284 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
9286 (adddf3, muldf3, subdf3): Removed.
9287 * config/arc/predicates.md (proper_comparison_operator): Recognize
9289 * config/arc/fpu.md: New file.
9290 * doc/invoke.texi (ARC Options): Document mfpu option.
9292 2016-02-16 Richard Biener <rguenther@suse.de>
9294 PR rtl-optimization/69291
9295 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
9296 noce_operand_ok check.
9298 2016-02-16 Tom de Vries <tom@codesourcery.com>
9301 * omp-low.c (simd_clone_create): Remove call to
9302 symtab->call_cgraph_insertion_hooks.
9304 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9306 PR tree-optimization/69802
9307 * tree-ssa-reassoc.c (update_range_test): If op is
9308 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
9309 op == 1 test of precision 1 integral op, otherwise handle
9310 that case as op itself. Fix up formatting.
9311 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
9314 2016-02-16 Richard Biener <rguenther@suse.de>
9316 PR tree-optimization/69586
9317 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
9318 types for conversion sources.
9320 2016-02-16 Richard Biener <rguenther@suse.de>
9323 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
9324 mask OEP_ADDRESS_OF.
9326 2016-02-16 Alan Modra <amodra@gmail.com>
9329 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
9330 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
9331 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
9333 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
9334 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
9335 (p8_fmrgow_<mode>): Likewise.
9336 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
9338 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
9339 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
9340 to use movdi_internal64. Remove op0_di.
9341 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9343 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9345 Add support for the FCCMP insn types
9347 * config/aarch64/aarch64.md (fccmp): Change insn type.
9349 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9350 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9351 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9352 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9353 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9354 * config/arm/types.md (fccmps): Add new insn type.
9357 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9359 * alias.c (get_alias_set): Fix a typo in comment.
9361 2016-02-15 Richard Biener <rguenther@suse.de>
9363 PR tree-optimization/69595
9364 * match.pd: Complete range test simplification to true.
9366 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9368 PR rtl-optimization/69648
9369 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9370 pic_offset_table_rtx.
9372 PR rtl-optimization/69752
9373 * ira.c (update_equiv_regs): When looking for more than a single SET,
9374 also take other side effects into account.
9376 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9378 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9379 for z900+ CPUs in 31-bit mode.
9381 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9383 * common/config/s390/s390-common.c (s390_supports_split_stack):
9385 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9386 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9387 * config/s390/s390.c (struct machine_function): New field
9388 split_stack_varargs_pointer.
9389 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9390 in s390_emit_prologue.
9391 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9393 (morestack_ref): New global.
9394 (SPLIT_STACK_AVAILABLE): New macro.
9395 (s390_expand_split_stack_prologue): New function.
9396 (s390_live_on_entry): New function.
9397 (s390_va_start): Use split-stack vararg pointer if appropriate.
9398 (s390_asm_file_end): Emit the split-stack note sections.
9399 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9400 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9401 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9402 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9403 (split_stack_prologue): New expand.
9404 (split_stack_space_check): New expand.
9405 (split_stack_data): New insn.
9406 (split_stack_call): New expand.
9407 (split_stack_call_*): New insn.
9408 (split_stack_cond_call): New expand.
9409 (split_stack_cond_call_*): New insn.
9411 2016-02-15 Richard Biener <rguenther@suse.de>
9413 PR tree-optimization/69783
9414 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9415 Add trivially correct cases.
9417 2016-02-15 Tom de Vries <tom@codesourcery.com>
9420 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9422 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9424 2016-02-15 Richard Biener <rguenther@suse.de>
9426 PR tree-optimization/69776
9427 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9428 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9429 indicate whether we can use TBAA to disambiguate against stores.
9430 Use alias-set zero if not.
9431 (visit_reference_op_store): Do not use TBAA when looking up
9433 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9434 (eliminate_dom_walker::before_dom_children): But not when looking
9435 up redundant stores.
9437 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9439 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9441 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9443 * config/i386/znver1.md
9444 (znver1_pop, znver1_pop_mem,
9445 znver1_load_imov_double_store,
9446 znver1_load_imov_direct_store,
9447 znver1_load_imov_direct_load,
9448 znver1_load_imov_double_load): Add new.
9449 (znver1_insn, znver1_insn_load): Add icmov type.
9451 znver1_sseavx_fma_load,
9453 znver1_avx256_fma_load): Fix pipe usage.
9455 2016-02-14 Alan Modra <amodra@gmail.com>
9458 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9459 with an invalid hard reg, reload just the reg not the entire
9460 pre/post-inc/dec address expression.
9462 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9465 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9466 fixed R1_REG scratch reg.
9467 (sibcall_value_pcrel_fdpic): Likewise.
9469 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9473 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9475 2016-02-12 Walter Lee <walt@tilera.com>
9477 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9478 * config/tilegx/t-tilegx: Likewise.
9480 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9483 * diagnostic-show-locus.c (struct line_span): New struct.
9484 (layout::get_first_line): Delete.
9485 (layout::get_last_line): Delete.
9486 (layout::get_num_line_spans): New member function.
9487 (layout::get_line_span): Likewise.
9488 (layout::print_heading_for_line_span_index_p): Likewise.
9489 (layout::get_expanded_location): Likewise.
9490 (layout::calculate_line_spans): Likewise.
9491 (layout::m_first_line): Delete.
9492 (layout::m_last_line): Delete.
9493 (layout::m_line_spans): New field.
9494 (layout::layout): Update comment. Replace m_first_line and
9495 m_last_line with m_line_spans, replacing their initialization
9496 with a call to calculate_line_spans.
9497 (diagnostic_show_locus): When printing source lines and
9498 annotations, rather than looping over a single span
9499 of lines, instead loop over each line_span within
9500 the layout, with an inner loop over the lines within them.
9501 Call the context's start_span callback when changing line spans.
9502 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9503 (diagnostic_build_prefix): Break out the building of the location
9504 part of the string into...
9505 (diagnostic_get_location_text): ...this new function, rewriting
9506 it from nested ternary expressions to a sequence of "if"
9508 (default_diagnostic_start_span_fn): New function.
9509 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9510 (diagnostic_context::start_span): New field.
9511 (default_diagnostic_start_span_fn): New prototype.
9513 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9516 * gcc.c (driver::finalize): Fix cleanup of "specs".
9518 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9522 * gcc.c (driver::driver): Initialize m_option_suggestions.
9523 (driver::~driver): Clean up m_option_suggestions.
9524 (suggest_option): Convert to...
9525 (driver::suggest_option): ...this, and split out into
9526 driver::build_option_suggestions and find_closest_string.
9527 (driver::build_option_suggestions): New function, from
9528 first half of suggest_option. Special-case
9529 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9530 the sanitizer_opts array. For options of enum types, add the
9531 various enum values to the candidate strings.
9532 (driver::handle_unrecognized_options): Remove "const".
9533 * gcc.h (driver::handle_unrecognized_options): Likewise.
9534 (driver::build_option_suggestions): New decl.
9535 (driver::suggest_option): New decl.
9536 (driver::m_option_suggestions): New field.
9537 * opts-common.c (add_misspelling_candidates): New function.
9538 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9539 and make non-static.
9540 * opts.h (sanitizer_opts): New array decl.
9541 (add_misspelling_candidates): New function decl.
9542 * spellcheck.c (find_closest_string): New function.
9543 * spellcheck.h (find_closest_string): New function decl.
9545 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9547 PR rtl-optimization/69764
9548 PR rtl-optimization/69771
9549 * optabs.c (expand_binop_directly): For shift_optab_p, force
9550 convert_modes with VOIDmode if xop1 has VOIDmode.
9552 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9555 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9556 to correctly determine instrumentation thunks.
9558 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9561 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9562 type by reference, force lhs on the call.
9565 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9566 Compute retval and retbnd early in all cases if split_part_return_p
9567 and return_bb is not EXIT. Remove all clobber stmts and reset
9568 all debug stmts that refer to SSA_NAMEs defined in split part,
9569 except if it is retval, in that case replace the old retval with the
9570 lhs of the call to the split part.
9572 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9575 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9578 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9579 whose result is used in PHI.
9580 (maybe_optimize_range_tests): Likewise.
9581 (final_range_test_p): Likweise.
9583 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9586 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9587 whose result is used in PHI.
9588 (maybe_optimize_range_tests): Likewise.
9589 (final_range_test_p): Likweise.
9591 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9593 * cgraph.c: Spelling fixes - behaviour -> behavior and
9594 neighbour -> neighbor.
9595 * target.def: Likewise.
9596 * sel-sched.c: Likewise.
9597 * config/mips/mips.c: Likewise.
9598 * config/arc/arc.md: Likewise.
9599 * config/arm/cortex-a57.md: Likewise.
9600 * config/arm/arm.c: Likewise.
9601 * config/arm/neon.md: Likewise.
9602 * config/arm/arm-c.c: Likewise.
9603 * config/vms/vms-c.c: Likewise.
9604 * config/s390/s390.c: Likewise.
9605 * config/i386/znver1.md: Likewise.
9606 * config/i386/i386.c: Likewise.
9607 * config/ia64/hpux-unix2003.h: Likewise.
9608 * config/msp430/msp430.md: Likewise.
9609 * config/rx/rx.c: Likewise.
9610 * config/rx/rx.md: Likewise.
9611 * config/aarch64/aarch64-simd.md: Likewise.
9612 * config/aarch64/aarch64.c: Likewise.
9613 * config/nvptx/nvptx.c: Likewise.
9614 * config/bfin/bfin.c: Likewise.
9615 * config/cris/cris.opt: Likewise.
9616 * config/rs6000/rs6000.c: Likewise.
9617 * target.h: Likewise.
9618 * spellcheck.c: Likewise.
9619 * ira-build.c: Likewise.
9620 * tree-inline.c: Likewise.
9621 * builtins.c: Likewise.
9622 * lra-constraints.c: Likewise.
9623 * explow.c: Likewise.
9624 * hwint.h: Likewise.
9625 * targhooks.c: Likewise.
9626 * tree-vect-data-refs.c: Likewise.
9628 * doc/tm.texi: Likewise.
9629 * doc/extend.texi: Likewise.
9630 * doc/install.texi: Likewise.
9631 * doc/md.texi: Likewise.
9632 * tree-ssa-tail-merge.c: Likewise.
9633 * sched-int.h: Likewise.
9634 * match.pd: Likewise.
9635 * sched-ebb.c: Likewise.
9636 * target.def (omit_struct_return_reg): Likewise.
9637 * gimple-ssa-isolate-paths.c: Likewise.
9638 (find_implicit_erroneous_behaviour): Renamed to...
9639 (find_implicit_erroneous_behavior): ... this.
9640 (find_explicit_erroneous_behaviour): Renamed to...
9641 (find_explicit_erroneous_behavior): ... this.
9642 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9644 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9646 PR rtl-optimization/64682
9647 PR rtl-optimization/69567
9648 PR rtl-optimization/69737
9649 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9650 in I2 as well, just lose it.
9652 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9654 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9656 (aarch64_last_printed_tune_string): Likewise.
9657 (aarch64_declare_function_name): Only output .arch assembler
9658 directive if it will be different from the previously output
9659 directive. Same for .tune comment but only if -dA is set.
9660 (aarch64_start_file): New function.
9661 (TARGET_ASM_FILE_START): Define.
9663 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9666 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9668 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9671 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9672 -Wmaybe-uninitialized warning.
9674 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9677 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9679 2016-02-11 Richard Biener <rguenther@suse.de>
9681 PR rtl-optimization/69291
9682 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9683 subexpressions affected by changing the result.
9685 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9688 * lra-constraints.c (curr_insn_transform): Find in/out operands
9689 for secondary memory moves. Update dups.
9691 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9693 PR tree-optimization/69652
9694 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9695 to nested loop, did source re-formatting, skip debug statements,
9696 add check on statement with volatile operand, remove dead scalar
9699 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9700 Patrick Palka <ppalka@gcc.gnu.org>
9704 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9705 calls if the return type is TREE_ADDRESSABLE.
9706 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9707 * ipa-split.c (split_function): Fix doubled "we" in comment.
9708 Use void return type for the split part even if
9709 !split_point->split_part_set_retval.
9711 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9713 PR tree-optimization/68021
9714 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9715 when computing the value of biv cand by itself.
9717 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9719 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9720 (cortexa57_tunings): Likewise.
9721 (cortexa72_tunings): Likewise.
9722 (arch_macro_fusion_pair_p): Add support for AES fusion.
9723 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9724 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9725 Allow virtual registers before reload so early scheduling works.
9726 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9727 correct latency and pipeline.
9728 (cortex_a57_crypto_complex): Likewise.
9729 (cortex_a57_crypto_xor): Likewise.
9730 (define_bypass): Add AES bypass.
9732 2016-02-10 Richard Biener <rguenther@suse.de>
9734 PR tree-optimization/69726
9735 * passes.def: Add DCE pass before late uninit.
9736 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9737 really fixup if-conversions job.
9739 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9741 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9742 (arm_cortex_a57_tune): Likewise.
9743 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9744 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9746 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9748 * timevar.def (TV_PHASE_DBGINFO): Delete.
9749 (TV_PHASE_CHECK_DBGINFO): Likewise.
9750 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9752 2016-02-10 Richard Biener <rguenther@suse.de>
9754 PR tree-optimization/69719
9755 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9756 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9758 2016-02-09 Andrew Pinski <apinski@cavium.com>
9761 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9762 get_vcond_mask_icode returns false.
9764 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9767 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9768 an ADDIS that adds a pointer to a large constant that sets the
9769 upper16 bits with a load operation.
9771 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9774 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9776 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9778 (vzipq_s16): Likewise.
9779 (vzipq_s32): Likewise.
9780 (vzipq_f32): Likewise.
9781 (vzipq_u8): Likewise.
9782 (vzipq_u16): Likewise.
9783 (vzipq_u32): Likewise.
9784 (vzipq_p8): Likewise.
9785 (vzipq_p16): Likewise.
9787 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9790 * config/arm/arm.c (neon_endian_lane_map): New function.
9791 (neon_vector_pair_endian_lane_map): New function.
9792 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9793 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9795 (vuzpq_s16): Likewise.
9796 (vuzpq_s32): Likewise.
9797 (vuzpq_f32): Likewise.
9798 (vuzpq_u8): Likewise.
9799 (vuzpq_u16): Likewise.
9800 (vuzpq_u32): Likewise.
9801 (vuzpq_p8): Likewise.
9802 (vuzpq_p16): Likewise.
9804 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9807 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9810 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9812 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9813 truncate const_int operand 1 to QImode.
9815 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9817 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9818 corresponding to an abnormal edge.
9820 2016-02-09 Tom de Vries <tom@codesourcery.com>
9822 PR tree-optimization/69599
9823 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9825 (find_func_aliases_for_builtin_call, find_func_clobbers)
9826 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9829 2016-02-09 Richard Biener <rguenther@suse.de>
9831 PR tree-optimization/69715
9832 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9833 LHS on calls as non-rewritable.
9835 2016-02-09 Tom de Vries <tom@codesourcery.com>
9838 * lto-wrapper.c (append_diag_options): New function.
9839 (compile_offload_image): Call append_diag_options.
9841 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9844 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9845 Minor copy-edit to fix verb tenses.
9847 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9849 PR tree-optimization/69209
9850 * ipa-split.c (split_function): If split part is not
9851 returning retval, retval has gimple type but is not
9852 gimple value, force it into a SSA_NAME first.
9854 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9856 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9859 2016-02-08 Jason Merrill <jason@redhat.com>
9862 * convert.c (convert_to_integer_1): Check dofold on truncation
9864 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9865 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9866 Rename from *_nofold.
9867 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9868 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9870 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9873 * tree.c (build_common_tree_nodes): Remove short_double argument.
9874 All callers changed.
9875 * tree.h (build_common_tree_nodes): Adjust declaration.
9876 * doc/invoke.texi (-fshort-double): Remove documentation.
9877 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9878 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9879 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9880 (append_linker_options): Don't handle OPT_fshort_double.
9882 PR rtl-optimization/68730
9883 * lra-remat.c (insn_to_cand_activation): New static variable.
9884 (lra_remat): Allocate and free it.
9885 (create_cand): New arg activation. Initialize a field in
9886 insn_to_cand_activation if it is nonnull.
9887 (create_cands): Pass the activation insn to create_cand when making
9888 a candidate involving an output reload. Reorganize code a little.
9889 (do_remat): Keep track of active status of candidates in a separate
9892 2016-02-08 Richard Biener <rguenther@suse.de>
9894 PR tree-optimization/69719
9895 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9896 Properly use absolute of the difference of the two offsets to
9897 compare or adjust the segment length.
9899 2016-02-08 Richard Biener <rguenther@suse.de>
9900 Jeff Law <law@redhat.com>
9903 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9904 types for anonymous SSA names.
9906 2016-02-08 Richard Biener <rguenther@suse.de>
9908 PR rtl-optimization/69274
9909 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9911 2016-02-08 Jeff Law <law@redhat.com>
9913 PR tree-optimization/65917
9914 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9915 equivalences from if (x == y) style conditionals.
9916 (loop_depth_of_name): Remove.
9917 (record_equality): Remove loop depth check.
9918 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9919 (const_and_copies::record_const_or_copy_raw): New member function.
9920 * tree-ssa-scopedtables.c
9921 (const_and_copies::record_const_or_copy_raw): New, factored out of
9922 (const_and_copies::record_const_or_copy): Call new member function.
9924 2016-02-05 Jeff Law <law@redhat.com>
9926 PR tree-optimization/68541
9927 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9928 (count_stmts_in_block): New function.
9929 (poor_ifcvt_candidate_code): Likewise.
9930 (is_feasible_trace): Add some heuristics to determine when path
9931 splitting is profitable.
9932 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9933 is a diamond with a single exit.
9935 2016-02-05 Martin Sebor <msebor@redhat.com>
9938 * doc/invoke.texi: Update -Wplacement-new to take an optional
9941 2016-02-06 Richard Henderson <rth@redhat.com>
9944 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9945 out of non-standard address spaces.
9947 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9949 PR rtl-optimization/69691
9950 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
9952 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
9954 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
9955 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
9956 (*ieee128_mfvsrd_64bit): Likewise.
9957 (*ieee128_mfvsrd_32bit): Likewise.
9959 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
9963 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9965 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9966 instrumented_version.
9968 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
9970 * doc/invoke.texi (Optimize Options): In table of --param options
9971 rename second occurrence of tracer-min-branch-ratio to
9972 tracer-min-branch-probability, rename
9973 tracer-min-branch-ratio-feedback to
9974 tracer-min-branch-probability-feedback and clarify description,
9975 rename sched-spec-state-edge-prob-cutoff to
9976 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
9977 to selsched-insns-to-rename, rename lto-minpartition to
9978 lto-min-partition, delete reorder-blocks-duplicate and
9979 reorder-blocks-duplicate-feedback.
9981 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9983 * config/s390/s390.c (s390_register_info_set_ranges): Remove
9986 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
9988 * doc/extend.texi: S/390: Correct some typos.
9990 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9992 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
9994 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9997 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
9998 (s390_register_info_gprtofpr): Use new macros above.
9999 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10001 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10002 its name. Adjust restore and save gpr ranges.
10003 (s390_register_info_set_ranges): New function.
10004 (s390_register_info): Use new macros above. Call
10005 s390_register_info_set_ranges.
10006 (s390_optimize_register_info): Likewise.
10007 (s390_hard_regno_rename_ok): Use new macros.
10008 (s390_hard_regno_scratch_ok): Likewise.
10009 (s390_emit_epilogue): Likewise.
10010 (s390_can_use_return_insn): Likewise.
10011 (s390_optimize_prologue): Likewise.
10012 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10014 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10017 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10019 (ix86_option_override_internal): Disable TARGET_STV even for
10020 -m{incoming,preferred}-stack-boundary=3.
10022 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10024 * config.gcc: Mark deprecated rtems targets as obsolete.
10026 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10028 PR rtl-optimization/64682
10029 PR rtl-optimization/69567
10030 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10031 before I2 only if the register is both used and set in I2.
10033 2016-02-04 DJ Delorie <dj@redhat.com>
10035 * config/msp430/msp430.c (msp430_start_function): Add function type.
10037 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10040 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10042 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10044 PR rtl-optimization/69577
10046 2015-10-29 Richard Henderson <rth@redhat.com>
10050 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10051 sse check to the exact conditions of PR 67609.
10053 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10056 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10057 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10058 not allowed into the traditional Altivec registers.
10059 (movtd_64bit_nodm): Likewise.
10060 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10062 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10064 * config/aarch64/cortex-a57-fma-steering.c
10065 (aarch64_register_fma_steering): Remove "static" from arguments
10068 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10071 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10072 twice when complex.
10074 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10076 * doc/invoke.texi: Delete -mno-fma4.
10078 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10080 PR rtl-optimization/69577
10081 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10082 (find_subregs_of_mode): Update accordingly. Iterate over partial
10085 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10087 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10088 * config/arm/arm.c (neon_reinterpret): Remove.
10089 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10090 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10091 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10092 vreinterpretti): Remove.
10093 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10094 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10095 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10096 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10097 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10098 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10099 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10100 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10101 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10102 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10103 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10104 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10105 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10106 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10107 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10108 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10109 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10110 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10111 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10112 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10113 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10114 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10115 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10116 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10117 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10118 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10119 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10120 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10121 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10122 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10123 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10124 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10125 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10126 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10127 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10128 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10129 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10130 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10131 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10132 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10133 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10134 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10135 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10136 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10137 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10138 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10139 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10140 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10141 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10142 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10143 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10144 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10145 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10146 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10147 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10148 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10149 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10150 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10151 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10152 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10153 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10154 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10155 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10156 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10157 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10158 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10159 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10160 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10161 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10162 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10163 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10164 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10165 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10166 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10167 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10168 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10169 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10170 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10171 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10172 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10173 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10174 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10175 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10176 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10177 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10178 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10179 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10180 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10181 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10182 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10183 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10184 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10185 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10186 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10187 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10188 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10189 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10190 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10191 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10192 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10193 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10194 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10195 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10197 2016-02-04 Martin Liska <mliska@suse.cz>
10200 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10201 that are gimple_store_p.
10202 (maybe_instrument_call): Likewise.
10204 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10206 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10207 register scaling out of memory reference and comment why.
10209 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10213 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
10214 folding the source of a SET.
10216 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10220 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
10221 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
10223 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
10227 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
10230 2016-02-04 Christian Bruel <christian.bruel@st.com>
10232 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
10233 * config/arm/arm.c (arm_set_current_function): Likewise.
10235 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10236 Ilya Enkovich <enkovich.gnu@gmail.com>
10237 H.J. Lu <hongjiu.lu@intel.com>
10240 * config/i386/i386.c (convert_scalars_to_vector): Remove
10241 stack alignment fixes.
10242 (ix86_option_override_internal): Disable TARGET_STV if stack
10243 might not be aligned enough.
10244 (ix86_minimum_alignment): Assert that TARGET_STV is false.
10246 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
10248 * config/i386/x86-tune.def: Disable default prefetching
10251 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10252 Vladimir Makarov <vmakarov@redhat.com>
10255 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
10256 in validating fused toc addresses.
10258 2016-02-03 Jakub Jelinek <jakub@redhat.com>
10261 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
10262 range->m_caret fields if range->m_show_caret_p is false.
10265 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10266 Force oldval into register if it does not satisfy reg_or_short_operand
10267 predicate. Fix up formatting.
10269 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
10270 Alexandre Oliva <aoliva@redhat.com>
10273 * lra-constraints.c (simplify_operand_subreg): Check additionally
10274 address validity after potential reloading.
10275 (process_address_1): Check insns validity. In case of failure do
10278 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
10281 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
10284 2016-02-02 Jakub Jelinek <jakub@redhat.com>
10286 * wide-int.cc (canonize_uhwi): New function.
10287 (wi::divmod_internal): Use it.
10289 2016-02-02 James Norris <jnorris@codesourcery.com
10291 * gimplify.c (omp_notice_variable): Add usage check.
10293 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
10295 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
10296 like LE, GE, LT, GT when emitting relational operator.
10298 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10300 * ira-costs.c (find_costs_and_classes): Add extra argument.
10301 * target.def (ira_change_pseudo_allocno_class): Add parameter.
10302 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
10303 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
10304 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
10305 Add best_class parameter, and return it if not ALL_REGS.
10306 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
10308 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
10309 Update target hook.
10311 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10313 * config/aarch64/aarch64.c
10314 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
10315 (aarch64_ira_change_pseudo_allocno_class): New function.
10317 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
10320 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
10322 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10324 * config/avr/avr.c (avr_option_override): Set
10325 PARAM_ALLOW_STORE_DATA_RACES to 1.
10327 2016-02-02 Richard Biener <rguenther@suse.de>
10329 PR tree-optimization/69595
10330 * match.pd: Add range test simplifications to true/false.
10332 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
10334 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
10335 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
10338 2016-02-02 Richard Biener <rguenther@suse.de>
10340 PR tree-optimization/69606
10341 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10342 info on the result before moving a stmt.
10344 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10346 PR middle-end/68542
10347 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10348 branch with vector comparison.
10349 * config/i386/sse.md (VI48_AVX): New mode iterator.
10350 (define_expand "cbranch<mode>4): Add support for conditional branch
10351 with vector comparison.
10352 * tree-vect-loop.c (optimize_mask_stores): New function.
10353 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10354 has_mask_store field of vect_info.
10355 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10356 vectorized loops having masked stores after vec_info destroy.
10357 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10358 correspondent macros.
10359 (optimize_mask_stores): Add prototype.
10361 2016-02-02 Alan Modra <amodra@gmail.com>
10364 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10367 2016-02-02 Alan Modra <amodra@gmail.com>
10370 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10371 whenever toc_label_name used.
10372 (rs6000_file_start): Don't set up toc section here,
10373 (rs6000_output_function_epilogue): do so here instead,
10374 (rs6000_xcoff_file_start): and here.
10375 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10376 (load_toc_aix_di): Likewise.
10378 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10380 PR rtl-optimization/69592
10381 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10382 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10383 (num_sign_bit_copies_binary_arith_p): New inline function.
10384 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10386 2016-02-01 Jeff Law <law@redhat.com>
10388 PR tree-optimization/69580
10389 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10390 * tree-ssa-threadbackward.c
10391 (fsm_find_control_statement_thread_paths): Do not try to walk
10392 through large PHI nodes.
10394 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10396 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10397 when count is incremented above limit, don't analyze further
10400 * omp-low.c (oacc_parse_default_dims): Avoid
10401 -Wsign-compare warning, make sure value fits into int
10402 rather than just unsigned int.
10404 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10406 PR tree-optimization/67921
10407 * fold-const.c (split_tree): New parameters. Convert pointer
10408 type variable part to proper type before negating.
10409 (fold_binary_loc): Pass new arguments to split_tree.
10411 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10413 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10414 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10415 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10416 * doc/tm.texti: Rebuilt.
10417 * doc/invoke.texi (fopenacc-dim): Document.
10418 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10419 (append_compiler_options): Likewise.
10420 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10421 (oacc_parse_default_dims): New.
10422 (oacc_validate_dims): Add USED arg. Select non-unity default when
10424 (oacc_loop_fixed_partitions): Return mask of used partitions.
10425 (oacc_loop_auto_partitions): Emit dump info.
10426 (oacc_loop_partition): Return mask of used partitions.
10427 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10428 loop partitioning and validation calls.
10430 2016-02-01 Richard Biener <rguenther@suse.de>
10432 PR middle-end/69556
10433 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10435 2016-02-01 Richard Biener <rguenther@suse.de>
10437 PR tree-optimization/69574
10438 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10439 of asserting return chrec_dont_know.
10441 2016-02-01 Martin Liska <mliska@suse.cz>
10443 * mem-stats-traits.h: Add copyright header.
10444 * mem-stats.h: Likewise.
10446 2016-02-01 Richard Biener <rguenther@suse.de>
10448 PR tree-optimization/69579
10449 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10450 Do not propagate through abnormal PHI results.
10452 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10454 * postreload.c (reload_cse_simplify): Remove dead code.
10456 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10458 PR rtl-optimization/69570
10459 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10460 if there is more than one set, not if there is a single set.
10462 2016-02-01 Richard Henderson <rth@redhat.com>
10465 * combine.c (make_compound_operation): When looking through a
10466 subreg, make sure to re-extend to the width of the outer mode.
10468 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10470 PR tree-optimization/69546
10471 * wide-int.cc (wi::divmod_internal): For unsigned division
10472 where both operands fit into uhwi, if o1 is 1 and o0 has
10473 msb set, if divident_prec is larger than bits per hwi,
10474 clear another quotient word and return 2 instead of 1.
10475 Similarly for remainder with msb in HWI set, if dividend_prec
10476 is larger than bits per hwi.
10478 2016-01-29 Martin Jambor <mjambor@suse.cz>
10480 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10481 Use short lowercase names.
10482 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10483 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10484 acq_rel one. Protect warning agains segfaults if
10485 get_memory_order_name returns NULL.
10486 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10487 with release semantics. Do not warn if get_memory_order already did.
10488 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10489 semantics. Fix check for relaxed or acquire semantics. Do not warn
10490 if get_memory_order already did.
10492 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10494 * doc/install.texi: Document that isl-0.16 is supported.
10496 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10499 * config/i386/constraints.md (Bm): Describe as special memory
10501 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10502 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10503 * genpreds.c (struct constraint_data): Add is_special_memory.
10504 (have_special_memory_constraints, special_memory_start): New
10506 (special_memory_end): Ditto.
10507 (add_constraint): Add new arg is_special_memory. Add code to
10508 process its true value. Update have_special_memory_constraints.
10509 (process_define_constraint): Pass the new arg.
10510 (process_define_register_constraint): Ditto.
10511 (choose_enum_order): Process special memory.
10512 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10513 function insn_extra_special_memory_constraint.
10514 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10515 * gensupport.c (process_rtx): Process
10516 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10517 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10518 * ira-lives.c (single_reg_class): Use
10519 insn_extra_special_memory_constraint.
10520 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10521 * lra-constraints.c (process_alt_operands): Ditto.
10522 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10523 * recog.c (asm_operand_ok, preprocess_constraints): Process
10525 * reload.c (find_reloads): Ditto.
10526 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10527 * stmt.c (parse_input_constraint): Use
10528 insn_extra_special_memory_constraint.
10530 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10533 * lra-splill.c (lra_final_code_change): Revert r229087 by
10534 removing all sub-registers.
10536 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10539 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10541 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10544 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10545 SSE1, copy target into the temporary reg first before recursing
10548 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10550 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10553 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10555 * ginclude/stdarg.h: Test __cplusplus instead of
10556 __GXX_EXPERIMENTAL_CXX0X__.
10558 2016-01-29 Richard Biener <rguenther@suse.de>
10560 PR tree-optimization/69547
10561 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10562 Do not mark clobbers necessary.
10563 (mark_all_reaching_defs_necessary_1): Likewise.
10565 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10567 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10568 declaration name with %qs and print it in both error messages.
10569 Also fix indentation.
10571 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10574 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10575 trailing blank line from error message.
10577 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10580 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10583 2016-01-29 Richard Biener <rguenther@suse.de>
10585 PR middle-end/69537
10586 * match.pd: Allow all integral types when simplifying a
10587 widening or sign-changing conversion.
10589 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10591 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10592 back to setting codegen_error to fail codegen.
10594 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10597 * config/i386/constraints.md (C): Only accept constant zero operand.
10598 (BC): New constraint.
10599 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10600 instead of C constraint.
10601 * doc/md.texi (Machine Constraints): Update description
10604 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10607 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10609 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10611 PR middle-end/69542
10612 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10615 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10617 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10618 branches if using guessed profile.
10620 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10622 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10624 2016-01-28 Richard Henderson <rth@redhat.com>
10627 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10628 * config/aarch64/aarch64-protos.h: Update.
10629 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10630 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10631 (aarch64_get_condition_code_1): Handle CC_Cmode.
10632 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10633 (*add<mode>3_compareC_cconly_imm): New.
10634 (*add<mode>3_compareC_cconly): New.
10635 (*add<mode>3_compareC_imm): New.
10636 (add<mode>3_compareC): New.
10637 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10638 to be first. Use aarch64_carry_operation.
10639 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10640 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10641 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10642 (subti3): Use subdi3_compare1.
10643 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10644 (sub<mode>3_compare1): New.
10645 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10646 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10647 (*subsi3_carryin_uxtw): Likewise.
10648 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10649 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10650 * config/aarch64/iterators.md (DWI): New.
10651 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10652 (aarch64_borrow_operation): New.
10654 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10656 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10657 message when isl does not return a valid schedule.
10659 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10661 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10662 Remove comments from class declarations: they are already in the code
10665 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10667 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10669 (ternary_op_to_tree): Same.
10670 (unary_op_to_tree): Same.
10671 (nary_op_to_tree): Same.
10672 (gcc_expression_from_isl_expr_op): Same.
10673 (gcc_expression_from_isl_expression): Same.
10674 (graphite_create_new_loop): Same.
10675 (graphite_create_new_loop_guard): Same.
10676 (build_iv_mapping): Same.
10677 (graphite_create_new_guard): Same.
10678 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10679 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10681 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10683 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10684 instead of setting codegen_error to fail codegen.
10686 2016-01-28 Jason Merrill <jason@redhat.com>
10688 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10690 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10692 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10693 Remove CONST_INT_P check in CCMP cost calculation.
10695 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10697 * config/aarch64/aarch64.c (generic_vector_cost):
10698 Set vec_permute_cost.
10699 (cortexa57_vector_cost): Likewise.
10700 (exynosm1_vector_cost): Likewise.
10701 (xgene1_vector_cost): Likewise.
10702 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10703 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10704 Add vec_permute_cost entry.
10706 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10708 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10710 (add<mode>3_compare0): Likewise.
10711 (addsi3_compare0_uxtw): Likewise.
10712 (add<mode>3nr_compare0): Likewise.
10713 (compare_neg<mode>): Likewise.
10714 (<optab><mode>3): Likewise.
10716 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10718 * tree-vect-stmts.c (vectorizable_comparison): Add
10719 NULL check for vectype.
10721 2016-01-28 Richard Biener <rguenther@suse.de>
10723 PR tree-optimization/69466
10724 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10725 Account for PHIs we couldn't duplicate.
10727 2016-01-28 Martin Liska <mliska@suse.cz>
10730 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10731 instead of ENABLE_VALGRIND_CHECKING.
10733 2016-01-27 Richard Henderson <rth@redhat.com>
10736 * lra-remat.c (subreg_regs): New.
10737 (dump_candidates_and_remat_bb_data): Dump it.
10738 (operand_to_remat): Reject if operand in subreg_regs.
10739 (set_bb_regs): Collect subreg_regs.
10740 (lra_remat): Init and free subreg_regs. Compute
10741 calculate_local_reg_remat_bb_data before create_cands.
10743 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10746 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10747 change stack_alignment_needed for __tls_get_addr call.
10749 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10751 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10753 2016-01-27 Jeff Law <law@redhat.com>
10755 PR tree-optimization/68398
10756 PR tree-optimization/69196
10757 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10758 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10759 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10760 Only count PHIs in the last block in the path. The others will
10761 const/copy propagate away. Add heuristic to allow more irreducible
10762 subloops to be created when it is likely profitable to do so.
10764 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10765 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10766 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10768 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10771 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10772 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10773 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10774 * tree-streamer-in.c: Include asan.h.
10775 (streamer_get_builtin_tree): For builtins in sanitizer
10776 range call initialize_sanitizer_builtins and retry.
10778 2016-01-27 Ian Lance Taylor <iant@google.com>
10780 * common.opt (fkeep-gc-roots-live): New undocumented option.
10781 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10782 -fkeep-gc-roots-live, skip pointers.
10783 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10786 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10789 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10790 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10792 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10795 * configure.ac: NetBSD provides SSP in its C library.
10796 * configure: Updated.
10798 2016-01-27 Richard Biener <rguenther@suse.de>
10800 PR tree-optimization/69166
10801 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10802 reduction code for commutativity / associativity.
10804 2016-01-27 Martin Jambor <mjambor@suse.cz>
10806 PR tree-optimization/69355
10807 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10808 total_scalarization fails.
10810 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10812 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10815 2016-01-27 Christian Bruel <christian.bruel@st.com>
10818 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10819 Move arm_reset_previous_fndecl and set_target_option_current_node in
10820 the conditional part. Call save_restore_target_globals.
10821 * config/arm/arm.c (arm_set_current_function):
10822 Refactor to better support #pragma target and attribute mix.
10823 Call save_restore_target_globals.
10824 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10826 2016-01-27 Martin Liska <mliska@suse.cz>
10828 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10829 reference for an HSA kernel and its host function.
10831 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10833 PR tree-optimization/69399
10834 * wide-int.h (wi::lrshift): For larger precisions, only
10835 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10837 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10839 * config/arc/predicates.md (proper_comparison_operator): Reject
10840 constant-constant comparison.
10842 2016-01-26 Tom de Vries <tom@codesourcery.com>
10844 PR tree-optimization/69110
10845 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10846 DR_NUM_DIMENSIONS == 0.
10848 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10849 Sebastian Pop <s.pop@samsung.com>
10851 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10852 isl_ast_op_cond and isl_ast_op_select.
10853 (gcc_expression_from_isl_expr_op): Same.
10855 2016-01-26 Jason Merrill <jason@redhat.com>
10858 * tree.c (recompute_constructor_flags): Split out from
10860 (verify_constructor_flags): New.
10861 * tree.h: Declare them.
10863 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10865 PR rtl-optimization/69217
10866 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10867 are no TYPE_FIELDS set for the record type.
10869 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10872 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10873 toc_label_name unconditionally.
10874 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10875 SYMBOL_REF string. Use toc_label_name instead of constructing
10877 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10878 constructing LCTOC1.
10880 2016-01-26 Martin Sebor <msebor@redhat.com>
10883 * doc/extend.texi (Common Type Attributes): Move text that talks about
10884 attribute packed from attribute aligned to the section discussing
10885 the former attribute for clarity.
10887 2016-01-26 Richard Henderson <rth@redhat.com>
10889 PR middle-end/60908
10890 * trans-mem.c (tm_region_init): Mark entry block as visited.
10892 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10895 * diagnostic-show-locus.c (layout::print_source_line): Replace
10896 call to pp_newline with call to layout::print_newline.
10897 (layout::print_annotation_line): Likewise.
10898 (layout::move_to_column): Likewise.
10899 (layout::print_any_fixits): After printing any fixits, print a
10900 trailing newline, if necessary.
10901 (layout::print_newline): New method, resetting any colorization
10903 (diagnostic_show_locus): Move the pp_newline to before the
10904 early bailout. Remove dummy block enclosing the layout instance.
10905 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10906 of pp_newline_and_flush with pp_flush.
10907 (diagnostic_append_note): Delete use of pp_newline.
10908 (diagnostic_append_note_at_rich_loc): Delete.
10909 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10910 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10911 when newline characters are added to the buffer.
10913 2016-01-26 Michael Matz <matz@suse.de>
10915 * configure.ac (ac_cv_std_swap_in_utility): New test.
10916 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10917 * configure: Regenerate.
10918 * config.in: Regenerate.
10920 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10922 * config/arc/arc.md (cstoresi4): Force operand into register.
10923 (arcset<code>): Fix predicate.
10924 (arcsetltu): Likewise.
10925 (arcsetgeu): Likewise.
10926 (arcsethi): Likewise.
10927 (arcsetls): Likewise.
10929 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10931 PR tree-optimization/69483
10932 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10933 if base has error_mark_node type.
10935 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10938 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10939 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10941 (vget_lane_f16): Handle big-endian.
10942 (vgetq_lane_f16): Likewise.
10943 (vset_lane_f16): Likewise.
10944 (vsetq_lane_f16): Likewise.
10945 * config/arm/iterators.md (VQXMOV): Add V8HF.
10946 (VDQ): Add V4HF and V8HF.
10947 (V_reg): Handle V4HF and V8HF.
10948 (Is_float_mode): Likewise.
10949 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
10950 neon_vdup_nv8hf): New patterns.
10951 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
10952 Use VD_LANE iterator.
10953 (neon_vld1_dup<mode>): Use VQ2 iterator.
10955 2016-01-26 Nathan Sidwell <nathan@acm.org>
10957 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
10958 (set_oacc_fn_attrib): Add IS_KERNEL arg.
10959 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
10960 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
10961 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
10962 (oacc_validate_dims): Add LEVEL arg, don't return level.
10963 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
10964 oacc_validate_dims.
10965 (execute_oacc_device_lower): Adjust, add more dump output.
10966 * tree-ssa-loop.c (gate_oacc_kernels): Use
10967 oacc_fn_attrib_kernels_p.
10968 * tree-parloops.c (create_parallel_loop): Adjust
10969 set_oacc_fn_attrib call.
10971 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10974 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
10975 (append_compiler_options): Handle -fcilkplus.
10976 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
10978 2016-01-26 Nick Clifton <nickc@redhat.com>
10981 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
10982 been marked as DECL_ONE_ONLY but we do not the means to make it
10983 so, then do not allow it to bind locally.
10985 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10988 * opts.h (parse_sanitizer_options): New prototype.
10989 * opts.c (sanitizer_opts): New array.
10990 (parse_sanitizer_options): New function.
10991 (common_handle_option): Use parse_sanitizer_options.
10993 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
10996 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
10997 alignment adjustment to ...
10998 (ix86_update_stack_boundary): Here. Don't over-align stack for
11000 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11001 if __tls_get_addr is called.
11003 2016-01-26 Christian Bruel <christian.bruel@st.com>
11005 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11007 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11009 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11011 2016-01-26 Richard Biener <rguenther@suse.de>
11013 PR middle-end/69467
11014 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11016 2016-01-26 Richard Biener <rguenther@suse.de>
11018 PR tree-optimization/69452
11019 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11020 (move_computations_dom_walker::before_dom_children): Rename
11022 (move_computations_worker): This.
11023 (move_computations): Perform an RPO rather than a DOM walk.
11025 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11028 * combine.c (combine_instructions): For REG_EQUAL note with
11029 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11030 to the underlying register.
11031 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11032 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11034 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11037 * config/aarch64/aarch64-builtins.c
11038 (aarch64_init_simd_builtin_types): Do not set structural
11039 equality to __Poly{8,16,64,128}_t types.
11041 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11043 PR tree-optimization/69400
11044 * wide-int.cc (wi_pack): Take the precision as argument and
11045 perform canonicalization here rather than in the callers.
11046 Use the main loop to handle all full-width HWIs. Add a
11047 zero HWI if in_len isn't a full result.
11048 (wi::divmod_internal): Update accordingly.
11049 (wi::mul_internal): Likewise. Simplify.
11051 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11052 Sebastian Pop <s.pop@samsung.com>
11054 * graphite-poly.c (apply_poly_transforms): Simplify.
11055 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11056 (print_isl_map): Same.
11057 (print_isl_union_map): Same.
11058 (print_isl_schedule): New.
11059 (debug_isl_schedule): New.
11060 * graphite-dependences.c (scop_get_reads): Do not call
11061 isl_union_map_add_map that is undocumented isl functionality.
11062 (scop_get_must_writes): Same.
11063 (scop_get_may_writes): Same.
11064 (scop_get_original_schedule): Remove.
11065 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11066 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11067 (compute_deps): Remove.
11068 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11069 (debug_schedule_ast): New.
11070 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11071 set_separate_option.
11072 (graphite_regenerate_ast_isl): Add dump.
11073 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11074 from scop->transformed_schedule.
11075 (graphite_regenerate_ast_isl): Add more dump.
11076 * graphite-optimize-isl.c (optimize_isl): Set
11077 scop->transformed_schedule. Check whether schedules are equal.
11078 (apply_poly_transforms): Move here.
11079 * graphite-poly.c (apply_poly_transforms): ... from here.
11080 (free_poly_bb): Static.
11081 (free_scop): Static.
11082 (pbb_number_of_iterations_at_time): Remove.
11083 (print_isl_ast): New.
11084 (debug_isl_ast): New.
11085 (debug_scop_pbb): New.
11086 * graphite-scop-detection.c (print_edge): Move.
11087 (print_sese): Move.
11088 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11089 (build_scop_scattering): Remove.
11090 (create_pw_aff_from_tree): Assert instead of bailing out.
11091 (add_condition_to_pbb): Remove unused code, do not fail.
11092 (add_conditions_to_domain): Same.
11093 (add_conditions_to_constraints): Remove.
11094 (build_scop_context): New.
11095 (add_iter_domain_dimension): New.
11096 (build_iteration_domains): Initialize pbb->iterators.
11097 Call add_conditions_to_domain.
11100 (index_outermost_in_loop): New.
11101 (index_pbb_in_loop): New.
11102 (outermost_pbb_in): New.
11103 (add_in_sequence): New.
11104 (add_outer_projection): New.
11105 (outer_projection_mupa): New.
11106 (add_loop_schedule): New.
11107 (build_schedule_pbb): New.
11108 (build_schedule_loop): New.
11109 (embed_in_surrounding_loops): New.
11110 (build_schedule_loop_nest): New.
11111 (build_original_schedule): New.
11112 (build_poly_scop): Call build_original_schedule.
11113 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11114 (free_poly_dr): Remove.
11115 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11116 (free_poly_bb): Remove.
11117 (debug_loop_vec): Remove.
11118 (print_isl_ast): Declare.
11119 (debug_isl_ast): Declare.
11120 (scop_do_interchange): Remove.
11121 (scop_do_strip_mine): Remove.
11122 (scop_do_block): Remove.
11123 (flatten_all_loops): Remove.
11124 (optimize_isl): Remove.
11125 (pbb_number_of_iterations_at_time): Remove.
11126 (debug_scop_pbb): Declare.
11127 (print_schedule_ast): Declare.
11128 (debug_schedule_ast): Declare.
11129 (struct scop): Remove schedule. Add original_schedule,
11130 transformed_schedule.
11131 (free_gimple_poly_bb): Remove.
11132 (print_generated_program): Remove.
11133 (debug_generated_program): Remove.
11134 (unify_scattering_dimensions): Remove.
11135 * sese.c (print_edge): ... here.
11136 (print_sese): ... here.
11137 (debug_edge): ... here.
11138 (debug_sese): ... here.
11139 * sese.h (print_edge): Declare.
11140 (print_sese): Declare.
11141 (dump_edge): Declare.
11142 (dump_sese): Declare.
11144 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11145 Sebastian Pop <s.pop@samsung.com>
11147 * Makefile.in: Set ISLVER in site.exp.
11149 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11151 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11152 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11153 through DECL_VALUE_EXPR for expansion.
11155 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11157 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11158 the frame info after reload completed.
11160 2016-01-25 Jeff Law <law@redhat.com>
11162 PR tree-optimization/69196
11163 PR tree-optimization/68398
11164 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11165 tree-ssa-threadupdate.c.
11166 (determine_bb_domination_status): Prototype
11167 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11168 (determine_bb_domination_status): No longer static.
11169 (valid_jump_thread_path): Remove code to detect characteristics
11170 of the jump thread path not associated with correctness.
11171 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11172 Correct test for thread path length. Count PHIs for real operands as
11173 statements that need to be copied. Do not count ASSERT_EXPRs.
11174 Look at all the blocks in the thread path. Compute and selectively
11175 filter thread paths based on threading through the latch, threading
11176 a multiway branch or crossing a multiway branch.
11178 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11180 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11181 decl with __attribute__ ((unused)) annotation.
11183 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11186 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11187 of operands is compatible with a statement vectype.
11189 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11191 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11192 improve wording for mixed storage order support.
11194 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11196 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11197 (vcvt_u64_f64): Likewise.
11198 (vcvta_s64_f64): Likewise.
11199 (vcvta_u64_f64): Likewise.
11200 (vcvtm_s64_f64): Likewise.
11201 (vcvtm_u64_f64): Likewise.
11202 (vcvtn_s64_f64): Likewise.
11203 (vcvtn_u64_f64): Likewise.
11204 (vcvtp_s64_f64): Likewise.
11205 (vcvtp_u64_f64): Likewise.
11207 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
11209 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
11210 (arc_init): Check validity mll64 option.
11211 (arc_save_restore): Use double load/store instruction.
11212 (arc_expand_movmem): Likewise.
11213 (arc_split_move): Don't split if we have double load/store
11214 instructions. Returns a boolean.
11215 (arc_process_double_reg_moves): Change function to return boolean
11216 instead of a sequence of instructions.
11217 (arc_dwarf_register_span): New function.
11218 * config/arc/arc-protos.h (arc_split_move): Change prototype.
11219 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
11220 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
11221 (*movdf_insn): Likewise.
11222 * config/arc/arc.opt (mll64): New option.
11223 * config/arc/predicates.md (even_register_operand): New predicate.
11224 * doc/invoke.texi (ARC Options): Add mll64 documentation.
11226 2016-01-25 Richard Biener <rguenther@suse.de>
11229 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
11230 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
11232 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
11234 2016-01-25 Richard Biener <rguenther@suse.de>
11236 PR tree-optimization/69376
11237 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
11239 (VN_INFO_ANTI_RANGE_P): New inline.
11240 (VN_INFO_RANGE_TYPE): Likewise.
11241 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
11242 SSA_NAME_ANTI_RANGE_P.
11243 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
11244 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11245 Properly query VN_INFO_RANGE_TYPE.
11247 2016-01-25 Nick Clifton <nickc@redhat.com>
11250 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
11252 2016-01-23 Tom de Vries <tom@codesourcery.com>
11254 PR tree-optimization/69426
11255 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
11258 2016-01-23 Jakub Jelinek <jakub@redhat.com>
11260 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
11261 "the the" with "the" in the comments.
11262 * ipa-devirt.c (build_type_inheritance_graph,
11263 update_type_inheritance_graph): Likewise.
11264 * tree.c (build_function_type_list_1): Likewise.
11265 * cfgloopmanip.c (scale_loop_profile): Likewise.
11266 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
11267 * gimple-ssa-split-paths.c
11268 (find_block_to_duplicate_for_splitting_paths): Likewise.
11269 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
11270 * expr.c (convert_move): Likewise.
11271 * var-tracking.c (vt_stack_adjustments): Likewise.
11272 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11273 * tree-vrp.c (test_for_singularity): Likewise.
11275 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
11276 directly instead of building a temporary tree.
11279 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
11280 remove <algorithm> include.
11282 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11285 * config/i386/i386.c: Include dojump.h.
11286 (expand_small_movmem_or_setmem,
11287 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
11289 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
11290 if dynamic_check != -1.
11292 2016-01-21 Jeff Law <law@redhat.com>
11294 PR middle-end/69347
11295 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
11296 record_temporary_equivalences. Rewritten to avoid unnecessary calls
11297 into dominated_by_p.
11298 (cprop_into_successor_phis): Avoid unnecessary tests.
11300 2016-01-22 Richard Henderson <rth@redhat.com>
11303 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
11304 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
11306 2016-01-22 Michael Matz <matz@suse.de>
11308 * system.h (string, algorithm): Include only conditionally.
11309 (new): Include always under C++.
11310 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
11311 * final.c (toplevel): Ditto.
11312 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
11313 * genconditions.c (write_header): Make gencondmd.c define
11315 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
11317 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
11318 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
11320 2016-01-22 Christian Bruel <christian.bruel@st.com>
11323 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
11325 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11328 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
11329 define_insn_and_split. Ensure operands[1] and operands[0] do not
11330 get assigned the same register.
11332 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11334 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
11336 2016-01-22 Christian Bruel <christian.bruel@st.com>
11338 * config/arm/arm-c.c (arm_pragma_target_parse):
11339 Remove warn_builtin_macro_redefined overwrite.
11341 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11343 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11344 flag_non_call_exceptions compatibility.
11346 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11349 * dwarf2out.c (add_child_die_after): New function.
11350 (dwarf_qual_info_t): New type.
11351 (dwarf_qual_info): New variable.
11352 (qualified_die_p): New function.
11353 (modified_type_die): For -fdebug-types-section, ensure
11354 canonical order of qualifiers. Put qualified DIEs adjacent
11355 to the corresponding non-qualified type DIE and search there
11356 for existing qualified DIEs.
11358 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11360 * doc/extend.texi (scalar_storage_order type attribute): Document
11361 restriction on type punning and aliasing, and remove future tense.
11363 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11366 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11369 2016-01-21 Jeff Law <law@redhat.com>
11371 PR middle-end/69347
11372 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11373 useless call to record_temporary_equivalences.
11374 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11375 allocate 10 slots in the bb_path vector and let it grow as needed.
11376 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11379 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11381 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11383 * configure: Regenerate.
11385 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11387 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11388 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11390 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11392 PR middle-end/66178
11393 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11394 drop EXPAND_INITIALIZER.
11395 * rtl.h (contains_symbolic_reference_p): Declare.
11396 * rtlanal.c (contains_symbolic_reference_p): New function.
11397 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11398 a subtraction into a NOT if symbolic constants are involved.
11400 2016-01-21 Anton Blanchard <anton@samba.org>
11401 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11404 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11406 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11409 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11411 * config/microblaze/microblaze.c
11412 (get_branch_target): New.
11413 (insert_wic_for_ilb_runout): New.
11415 (microblaze_machine_dependent_reorg): New.
11416 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11417 * config/microblaze/microblaze.md
11418 (UNSPEC_IPREFETCH): Define.
11419 (iprefetch): New pattern
11420 * config/microblaze/microblaze.opt
11421 (mxl-prefetch): New flag.
11423 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11425 * config/microblaze/microblaze.h
11426 (FIXED_REGISTERS): Update in macro.
11427 (CALL_USED_REGISTERS): Update in macro.
11429 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11431 PR rtl-optimization/68920
11432 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11435 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11437 PR rtl-optimization/68990
11438 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11439 pseudo instead of inheritance ones.
11441 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11442 Nick Clifton <nickc@redhat.com>
11446 * config/mips/mips.c (mips_compute_frame_info): Initialise
11447 args_size and hard_frame_pointer_offset fields of the frame
11448 structure before calling mips_global_pointer.
11450 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11452 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11454 * configure: Regenerate.
11456 2016-01-21 Richard Biener <rguenther@suse.de>
11458 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11460 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11462 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11463 to actually emit the .size directive.
11465 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11466 Jakub Jelinek <jakub@redhat.com>
11470 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11471 args array size by one to avoid buffer overflow.
11473 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11475 * config/s390/s390.md (pool_section_start): Use switch_to_section
11476 to select proper read-only data section instead of hardcoding
11478 (pool_section_end): Use switch_to_section to match the above.
11480 2016-01-21 Richard Biener <rguenther@suse.de>
11482 PR tree-optimization/69378
11483 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11484 (set_ssa_val_to): Use it for dominance checks taking into
11485 account not executable edges.
11487 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11490 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11491 for bitsize instead of GET_MODE_PRECISION (mode).
11493 2016-01-20 Martin Sebor <msebor@redhat.com>
11496 * extend.texi (__sync Builtins): Clarify the semantics of
11497 __sync_fetch_and_OP built-ins on pointers.
11498 (__atomic Builtins): Same.
11500 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11501 Sebastian Pop <s.pop@samsung.com>
11503 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11504 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11505 (is_valid_rename): Same.
11506 (translate_isl_ast_to_gimple::get_rename): Same.
11507 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11508 (translate_isl_ast_to_gimple::rename_uses): Same.
11509 (get_new_name): Check for close_phi nodes.
11510 (copy_loop_phi_args): Use phi_node_kind.
11511 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11512 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11514 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11515 Sebastian Pop <s.pop@samsung.com>
11517 Revert commit r229783.
11518 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11519 Remove use of parameter_rename_map.
11520 (copy_def): Remove.
11521 (copy_internal_parameters): Remove.
11522 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11523 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11524 (free_sese_info): Do not free parameter_rename_map.
11525 (set_rename): Do not use parameter_rename_map.
11526 (rename_uses): Update call to set_rename.
11527 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11528 * sese.h (parameter_rename_map_t): Remove.
11529 (struct sese_info_t): Remove field parameter_rename_map.
11531 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11532 Sebastian Pop <s.pop@samsung.com>
11534 * graphite-isl-ast-to-gimple.c: Fix comment.
11535 * graphite-scop-detection.c (defined_in_loop_p): New.
11536 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11537 names defined in loop.
11539 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11540 Sebastian Pop <s.pop@samsung.com>
11542 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11543 Discard unstructured if-then-else regions.
11545 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11546 Sebastian Pop <s.pop@samsung.com>
11548 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11549 (cleanup_loop_iter_dom): Remove.
11550 (build_loop_iteration_domains): Remove.
11551 (build_scop_context): Remove.
11552 (build_scop_iteration_domain): Remove.
11553 (add_loop_constraints): New.
11554 (build_iteration_domains): New.
11555 (build_poly_scop): Call build_iteration_domains.
11557 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11558 Sebastian Pop <s.pop@samsung.com>
11560 * graphite-scop-detection.c
11561 (scop_detection::harmful_loop_in_region): Free dom and loops.
11562 (scop_detection::loop_body_is_valid_scop): Free bbs.
11564 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11565 Sebastian Pop <s.pop@samsung.com>
11567 * graphite-scop-detection.c (record_loop_in_sese): New.
11568 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11569 (build_scops): Remove call to build_sese_loop_nests.
11570 * sese.c (sese_record_loop): Remove.
11571 (build_sese_loop_nests): Remove.
11572 (new_sese_info): Remove region->loops.
11573 (free_sese_info): Same.
11574 * sese.h (sese_contains_loop): Same.
11575 (build_sese_loop_nests): Remove.
11576 (sese_contains_loop): Remove.
11578 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11579 Sebastian Pop <s.pop@samsung.com>
11581 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11582 loop_is_valid_in_scop.
11583 (scop_detection::harmful_stmt_in_region): Renamed
11584 harmful_loop_in_region.
11585 Call loop_is_valid_in_scop.
11587 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11588 Sebastian Pop <s.pop@samsung.com>
11590 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11593 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11594 Sebastian Pop <s.pop@samsung.com>
11596 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11597 * graphite.h (struct poly_bb): Remove field is_reduction.
11598 (PBB_IS_REDUCTION): Remove.
11600 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11601 Sebastian Pop <s.pop@samsung.com>
11603 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11604 (add_pdr_constraints): Same.
11605 (scop_get_reads): Same.
11606 (scop_get_must_writes): Same.
11607 (scop_get_may_writes): Same.
11608 (scop_get_original_schedule): Same.
11609 (extend_schedule): Same.
11610 (apply_schedule_on_deps): Same.
11611 (carries_deps): Same.
11612 (compute_deps): Same.
11613 (scop_get_dependences): Same.
11614 * graphite-isl-ast-to-gimple.c
11615 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11616 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11617 (get_schedule_for_band_list): Same.
11618 (get_schedule_map): Same.
11619 (apply_schedule_map_to_scop): Same.
11620 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11621 (build_loop_iteration_domains): Same.
11622 (add_condition_to_pbb): Same.
11623 (add_param_constraints): Same.
11624 (pdr_add_memory_accesses): Same.
11625 (pdr_add_data_dimensions): Same.
11627 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11629 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11632 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11634 * common.opt (feliminate-dwarf2-dups): Replace references to
11635 "DWARF 2" with just "DWARF".
11636 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11637 * doc/extend.texi: Likewise.
11638 * doc/cpp.texi: Likewise.
11639 * doc/invoke.texi: Likewise.
11640 (Option Summary): Add -gdwarf to list of Debugging Options.
11641 (Debugging Options): Document -gdwarf.
11642 * doc/contrib.texi: Spell "DWARF" like that.
11644 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11646 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11647 warning. Fix up formatting.
11649 PR middle-end/67653
11650 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11651 attempt to mark memory input operand addressable and
11652 call prepare_gimple_addressable in that case. Don't adjust
11653 input_location for diagnostics, use error_at instead.
11655 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11657 * config/rs6000/ppc-auxv.h: New file.
11658 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11659 (cpu_is): Likewise.
11660 (cpu_supports): Likewise.
11661 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11662 (cpu_is_info): New variable.
11663 (cpu_supports_info): Likewise.
11664 (tcb_verification_symbol): Likewise.
11665 (cpu_builtin_p): Likewise.
11666 (cpu_expand_builtin): New function.
11667 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11668 (rs6000_init_builtins): Likewise.
11669 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11670 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11671 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11672 * configure: Regenerate.
11673 * config.in: Likewise.
11674 * doc/extend.texi (PowerPC Built-in Functions): Document
11675 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11677 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11680 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11682 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11685 2016-01-20 Richard Henderson <rth@redhat.com>
11691 * tree.c (tm_define_builtin): New.
11692 (find_tm_vector_type): New.
11693 (build_tm_vector_builtins): New.
11694 (build_common_builtin_nodes): Call it.
11696 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11698 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11699 (arm_fp_ok): Likewise.
11700 (arm_fp): Likewise.
11701 (arm_crypto): Likewise.
11703 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11704 Richard Biener <rguenther@suse.de>
11706 PR tree-optimization/69328
11707 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11708 vectors have same number of elements.
11709 (vectorizable_condition): Fix masked version recognition.
11711 2016-01-20 Richard Biener <rguenther@suse.de>
11713 PR tree-optimization/69345
11714 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11715 (VN_INFO_PTR_INFO): Likewise.
11716 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11717 info when it is equal between non-dominating SSA names.
11718 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11719 Make sure to look at original SSA infos.
11721 2016-01-20 Jeff Law <law@redhat.com>
11724 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11726 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11727 (pc_or_label_operand): New predicate.
11728 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11729 tests for small integers that are 2^n - 1.
11731 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11733 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11735 2016-01-19 Jeff Law <law@redhat.com>
11737 PR middle-end/69347
11738 * tree-ssa-threadbackwards.c
11739 (fsm_find_control_statement_thread_paths): Do not try to lookup
11740 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11742 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11744 * doc/lto.texi: Remove text that says only Gold has linker plugin
11747 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11749 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11750 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11751 the DIE accordingly.
11752 (modified_type_die): Add REVERSE parameter and pass it recursively,
11753 as well as to base_type_die. Adjust presence check accordingly.
11754 (base_type_for_mode): Adjust call to modified_type_die.
11755 (add_type_attribute): Add REVERSE parameter and pass it to
11757 (generic_parameter_die): Adjust call to add_type_attribute.
11758 (add_scalar_info): Likewise.
11759 (add_subscript_info): Likewise.
11760 (gen_array_type_die): Likewise.
11761 (gen_descr_array_type_die): Likewise.
11762 (gen_entry_point_die): Likewise.
11763 (gen_enumeration_type_die): Likewise.
11764 (gen_formal_parameter_die): Likewise.
11765 (gen_subprogram_die): Likewise.
11766 (gen_variable_die ): Likewise.
11767 (gen_const_die): Likewise.
11768 (gen_field_die): Likewise.
11769 (gen_pointer_type_die): Likewise.
11770 (gen_reference_type_die): Likewise.
11771 (gen_ptr_to_mbr_type_die): Likewise.
11772 (gen_inheritance_die): Likewise.
11773 (gen_subroutine_type_die): Likewise.
11774 (gen_typedef_die): Likewise.
11775 (force_type_die): Adjust call to modified_type_die.
11777 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11779 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11780 flow throughout the file. Fix broken link to Objective-C 2.0
11782 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11785 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11787 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11789 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11792 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11793 (maybe_record_node): Record cxa_pure_virtual as the only possible
11794 target if there are not ohter candidates.
11795 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11797 2016-01-19 Richard Biener <rguenther@suse.de>
11799 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11800 (get_memory_order): Likewise.
11802 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11804 * tree-vect-stmts.c (vectorizable_store): Check
11807 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11810 * gcc.c (driver::decode_argv): Add call to
11811 init_opts_obstack before init_options_struct.
11812 * opts.c (init_opts_obstack): Remove idempotency.
11813 (init_options_struct): Replace call to init_opts_obstack
11814 with a gcc_assert to verify that it has already been called.
11815 * toplev.c (toplev::main): Add call to init_opts_obstack before
11816 calls to init_options_struct.
11817 (toplev::finalize): Move cleanup of opts_obstack next to
11818 cleanup of save_decoded_options, clearing the latter, and
11819 save_decoded_options_count.
11821 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11824 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11825 attribute to unconditional. Remove %? from output template.
11827 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11828 Jiong Wang <jiong.wang@arm.com>
11830 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11831 generated from different expand order.
11833 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11835 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11836 Add support for CCMP costing.
11838 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11840 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11841 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11842 (fccmpe<mode>): Likewise.
11843 (fcmp): Rename to fcmp and globalize pattern.
11845 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11846 (aarch64_gen_ccmp_next): Add FP support.
11848 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11850 * target.def (gen_ccmp_first): Update documentation.
11851 (gen_ccmp_next): Likewise.
11852 * doc/tm.texi (gen_ccmp_first): Update documentation.
11853 (gen_ccmp_next): Likewise.
11854 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11855 expand_ccmp_expr_1. Improve comments.
11856 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11857 (ccmp_ior<mode>): Remove pattern.
11858 (cmp<mode>): Remove expand.
11859 (cmp): Globalize pattern.
11860 (cstorecc4): Use cc_register.
11861 (mov<mode>cc): Remove ccmp_cc_register check.
11862 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11863 Simplify after removal of CC_DNE/* modes.
11864 (aarch64_ccmp_mode_to_code): Remove.
11865 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11866 In 'k' case use integer as condition.
11867 (aarch64_nzcv_codes): Remove inverted cases.
11868 (aarch64_code_to_ccmode): Remove.
11869 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11870 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11871 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11872 pattern. Return the comparison with CC register. Invert conditions
11873 when bitcode is OR.
11874 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11875 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11877 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11879 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11880 instrumented_version.
11882 2016-01-19 Richard Biener <rguenther@suse.de>
11884 PR tree-optimization/69336
11885 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11886 handled components with get_ref_base_and_extent.
11887 (equal_mem_array_ref_p): Adjust.
11889 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11892 * shrink-wrap.c: Include valtrack.h.
11893 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11894 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11895 in between insn and where it will be moved to. Call
11896 dead_debug_insert_temp.
11897 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11898 first and dead_debug_local_finish at the end.
11899 For uses and defs bitmap, handle all regs in between REGNO and
11900 END_REGNO, not just the first one.
11902 2016-01-19 Richard Biener <rguenther@suse.de>
11904 PR tree-optimization/69352
11905 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11906 (equal_mem_array_ref_p): Constrain size and max size properly.
11907 Compare the reverse flag.
11909 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11911 * ira.c (ira): Update regstat data if we deleted insns.
11913 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11915 PR rtl-optimization/68955
11916 PR rtl-optimization/64557
11917 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11918 here. Fix up formatting.
11919 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11921 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11924 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11925 assume that the node has body.
11926 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11929 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11931 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11934 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11936 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
11937 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11939 2016-01-19 Martin Jambor <mjambor@suse.cz>
11940 Martin Liska <mliska@suse.cz>
11941 Michael Matz <matz@suse.de>
11943 * Makefile.in (OBJS): Add new source files.
11944 (GTFILES): Add hsa.c.
11945 * common.opt (disable_hsa): New variable.
11946 (-Whsa): New warning.
11947 * config.in (ENABLE_HSA): New.
11948 * configure.ac: Treat hsa differently from other accelerators.
11949 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
11950 $enable_offloading.
11951 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
11952 * doc/install.texi (Configuration): Document --with-hsa-runtime,
11953 --with-hsa-runtime-include, --with-hsa-runtime-lib and
11954 --with-hsa-kmt-lib.
11955 * doc/invoke.texi (-Whsa): Document.
11956 (hsa-gen-debug-stores): Likewise.
11957 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
11958 to invoke offload compiler for hsa acclerator.
11959 * opts.c (common_handle_option): Determine whether HSA offloading
11960 should be performed.
11961 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
11962 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
11963 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
11964 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
11965 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
11966 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
11967 GF_OMP_FOR_KIND_GRID_LOOP.
11968 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
11969 (pp_gimple_stmt_1): Likewise.
11970 * gimple-walk.c (walk_gimple_stmt): Likewise.
11971 * gimple.c (gimple_build_omp_grid_body): New function.
11972 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
11973 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
11974 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
11975 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
11976 GF_OMP_TEAMS_GRID_PHONY.
11977 (gimple_statement_omp_single_layout): Updated comments.
11978 (gimple_build_omp_grid_body): New function.
11979 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
11980 (gimple_omp_for_grid_phony): New function.
11981 (gimple_omp_for_set_grid_phony): Likewise.
11982 (gimple_omp_parallel_grid_phony): Likewise.
11983 (gimple_omp_parallel_set_grid_phony): Likewise.
11984 (gimple_omp_teams_grid_phony): Likewise.
11985 (gimple_omp_teams_set_grid_phony): Likewise.
11986 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
11987 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
11988 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
11989 (BUILT_IN_GOMP_TARGET): Updated type.
11990 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
11991 (adjust_for_condition): New function.
11992 (get_omp_for_step_from_incr): Likewise.
11993 (extract_omp_for_data): Moved parts to adjust_for_condition and
11994 get_omp_for_step_from_incr.
11995 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
11996 (fixup_child_record_type): Bail out if receiver_decl is NULL.
11997 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
11998 (scan_omp_parallel): Do not create child functions for phony
12000 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12001 (scan_omp_1_op): Checking assert we are not remapping to
12002 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12003 (parallel_needs_hsa_kernel_p): New function.
12004 (expand_parallel_call): Register apprpriate parallel child
12005 functions as HSA kernels.
12006 (grid_launch_attributes_trees): New type.
12007 (grid_attr_trees): New variable.
12008 (grid_create_kernel_launch_attr_types): New function.
12009 (grid_insert_store_range_dim): Likewise.
12010 (grid_get_kernel_launch_attributes): Likewise.
12011 (get_target_argument_identifier_1): Likewise.
12012 (get_target_argument_identifier): Likewise.
12013 (get_target_argument_value): Likewise.
12014 (push_target_argument_according_to_value): Likewise.
12015 (get_target_arguments): Likewise.
12016 (expand_omp_target): Call get_target_arguments instead of looking
12017 up for teams and thread limit.
12018 (grid_expand_omp_for_loop): New function.
12019 (grid_arg_decl_map): New type.
12020 (grid_remap_kernel_arg_accesses): New function.
12021 (grid_expand_target_kernel_body): New function.
12022 (expand_omp): Call it.
12023 (lower_omp_for): Do not emit phony constructs.
12024 (lower_omp_taskreg): Do not emit phony constructs but create for them
12025 a temporary variable receiver_decl.
12026 (lower_omp_taskreg): Do not emit phony constructs.
12027 (lower_omp_teams): Likewise.
12028 (lower_omp_grid_body): New function.
12029 (lower_omp_1): Call it.
12030 (grid_reg_assignment_to_local_var_p): New function.
12031 (grid_seq_only_contains_local_assignments): Likewise.
12032 (grid_find_single_omp_among_assignments_1): Likewise.
12033 (grid_find_single_omp_among_assignments): Likewise.
12034 (grid_find_ungridifiable_statement): Likewise.
12035 (grid_target_follows_gridifiable_pattern): Likewise.
12036 (grid_remap_prebody_decls): Likewise.
12037 (grid_copy_leading_local_assignments): Likewise.
12038 (grid_process_kernel_body_copy): Likewise.
12039 (grid_attempt_target_gridification): Likewise.
12040 (grid_gridify_all_targets_stmt): Likewise.
12041 (grid_gridify_all_targets): Likewise.
12042 (execute_lower_omp): Call grid_gridify_all_targets.
12043 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12044 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12045 (tree_omp_clause): Added union field dimension.
12046 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12047 * tree.c (omp_clause_num_ops): Added number of arguments of
12048 OMP_CLAUSE__GRIDDIM_.
12049 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12050 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12051 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12052 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12053 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12054 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12055 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12056 * tree-pass.h (make_pass_gen_hsail): Declare.
12057 (make_pass_ipa_hsa): Likewise.
12058 * ipa-hsa.c: New file.
12059 * lto-section-in.c (lto_section_name): Add hsa section name.
12060 * lto-streamer.h (lto_section_type): Add hsa section.
12061 * timevar.def (TV_IPA_HSA): New.
12062 * hsa-brig-format.h: New file.
12063 * hsa-brig.c: New file.
12064 * hsa-dump.c: Likewise.
12065 * hsa-gen.c: Likewise.
12068 * toplev.c (compile_file): Call hsa_output_brig.
12069 * hsa-regalloc.c: New file.
12071 2016-01-18 Jeff Law <law@redhat.com>
12073 PR tree-optimization/69320
12074 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12075 ranged object, do nothing if the RHS constant is not [0..1].
12076 (optimize_stmt): Comparing a boolean ranged object against a
12077 constant outside [0..1] results in a compile-time constant.
12079 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12082 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12084 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12085 (Option Summary): Update to reflect new section and moved options.
12086 (C++ Dialect Options): Move -fstats to new section.
12087 (Debugging Options): Move all dump, statistics, and other GCC
12088 developer options to new section. Rewrite section introduction
12089 and re-order remaining options to put the more basic ones first.
12090 (Optimization Options): Move -fira-verbose and -flto-report* to
12092 (Developer Options): New section incorporating moved options.
12093 * doc/cppopts.texi (-dM): Update cross-reference.
12095 2016-01-18 Richard Henderson <rth@redhat.com>
12098 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12099 operands to pseudo only if CSE is expected. Split long immediate
12100 operands only after reload, and for the stack pointer.
12101 (*add<GPI>3_pluslong): Remove.
12102 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12103 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12104 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12105 (*add<GPI>3 peepholes): New.
12106 (*add<GPI>3 splitters): New.
12107 * config/aarch64/constraints.md (Upl): New.
12108 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12110 2016-01-18 Richard Biener <rguenther@suse.de>
12112 PR tree-optimization/69297
12113 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12115 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12117 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12119 PR middle-end/68542
12120 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12121 of mixind vector and scalar types.
12122 (fold_relational_const): Add handling of vector
12123 comparison with boolean result.
12124 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12125 comparison of vector operands with boolean result for EQ/NE only.
12126 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12127 (verify_gimple_cond): Likewise.
12128 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12131 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12133 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12136 2016-01-18 Richard Biener <rguenther@suse.de>
12138 PR middle-end/69308
12139 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12141 2016-01-18 Tom de Vries <tom@codesourcery.com>
12143 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12145 2016-01-18 Tom de Vries <tom@codesourcery.com>
12147 * omp-low.c (set_oacc_fn_attrib): Make extern.
12148 * omp-low.h (set_oacc_fn_attrib): Declare.
12149 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12150 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12151 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12152 Add and handle function parameter oacc_kernels_p.
12153 (find_reduc_addr, get_omp_data_i_param): New function.
12154 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12155 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12156 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12157 Calculate dominance info. Skip loops that are not in a kernels region
12158 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12159 (pass_parallelize_loops::execute): Call parallelize_loops with
12160 oacc_kernels_p argument.
12161 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12162 New member function.
12163 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12164 * passes.def: Add argument to pass_parallelize_loops instantation.
12166 2016-01-18 Tom de Vries <tom@codesourcery.com>
12168 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12169 pass_parallelize_loops to be run outside the loop pipeline.
12171 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12173 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12174 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12176 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12179 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12180 using get_ref_base_and_extent.
12181 (equal_mem_array_ref_p): New.
12182 (hashable_expr_equal_p): Add call to previous.
12184 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12187 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12188 (sra_initialize): Allocate disqualified_constants.
12189 (sra_deinitialize): Free disqualified_constants.
12190 (disqualify_candidate): Update disqualified_constants when appropriate.
12191 (create_access): Scan for constant-pool entries as we go along.
12192 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12193 (maybe_add_sra_candidate): Allow constant-pool entries.
12194 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12195 (initialize_constant_pool_replacements): New.
12196 (sra_modify_assign): Avoid mangling assignments created by previous,
12197 and don't generate writes into constant pool.
12198 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12200 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12202 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12203 andnot instruction.
12204 (scalar_chain::convert_op): Likewise.
12205 * config/i386/i386.md (*andndi3_doubleword): New.
12207 2016-01-18 Richard Biener <rguenther@suse.de>
12209 PR tree-optimization/69170
12210 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
12211 building a vector from scalar results of a pattern stmt.
12213 2016-01-18 Jakub Jelinek <jakub@redhat.com>
12215 * haifa-sched.c (autopref_multipass_init): Work around
12216 -Wmaybe-uninitialized warning.
12218 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
12220 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
12221 against the constant 0.
12223 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12225 PR tree-optimization/68799
12226 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
12227 look up phi candidates in the statement-candidate map.
12228 (phi_add_costs): Likewise.
12229 (record_phi_increments): Likewise.
12230 (phi_incr_cost): Likewise.
12231 (ncd_with_phi): Likewise.
12232 (all_phi_incrs_profitable): Likewise.
12234 2016-01-17 Jakub Jelinek <jakub@redhat.com>
12236 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
12237 -Wmaybe-uninitialized warning.
12239 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
12241 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12242 (Option Summary): Update to reflect new section and moved options.
12243 (C++ Dialect Options): Move -fvtable-verify and related options.
12244 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
12245 and profiling-related options.
12246 (Optimization Options): Move profile generation options and
12247 -fstack-protector and related options.
12248 (Instrumentation Options): New section incorporating moved options.
12249 (Code Generation Options): Move -finstrument-functions and
12250 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
12252 2016-01-16 Tom de Vries <tom@codesourcery.com>
12254 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
12256 2016-01-16 Tom de Vries <tom@codesourcery.com>
12258 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
12260 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
12262 * hash-table.h (hash_table::empty): Turn into an inline wrapper
12263 that checks whether the table is already empty. Rename the
12264 original implementation to...
12265 (hash_table::empty_slot): ...this new private function.
12267 2016-01-15 David Malcolm <dmalcolm@redhat.com>
12269 PR diagnostic/68899
12270 * diagnostic-show-locus.c (layout::print_source_line): Move x
12271 offset of line until after call to
12272 get_line_width_without_trailing_whitespace.
12274 2016-01-15 Jeff Law <law@redhat.com>
12276 PR tree-optimization/69270
12277 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
12278 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
12279 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
12280 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
12281 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12282 ssa_name_has_boolean_range and constant_boolean_node.
12284 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
12286 PR rtl-optimization/69030
12287 * lra-spills.c (remove_pseudos): Check nrefs and make the function
12289 (spill_pseudos): Delete debug insn for dead pseudo.
12290 (lra_spill): Initiate spill_hard_reg and slots memory separately.
12292 2016-01-15 Jiong Wang <jiong.wang@arm.com>
12294 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
12296 (TYPES_UNOPUS): Likewise.
12297 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
12298 builtin type, from UNOP to UNOPUS.
12299 (lbtruncuv4sf): Likewise.
12300 (lbtruncuv2df): Likewise.
12301 (lrounduv2sf): Likewise.
12302 (lrounduv4sf): Likewise.
12303 (lrounduv2df): Likewise.
12304 (lroundusf): Likewise.
12305 (lroundusf): Likewise.
12306 (lceiluv2sf): Likewise.
12307 (lceiluv4sf): Likewise.
12308 (lceiluv2df): Likewise.
12309 (lceilusf): Likewise.
12310 (lceiludf): Likewise.
12311 (lflooruv2sf): Likewise.
12312 (lflooruv4sf): Likewise.
12313 (lflooruv2df): Likewise.
12314 (lfloorusf): Likewise.
12315 (lfloorudf): Likewise.
12316 (lfrintnuv2sf): Likewise.
12317 (lfrintnuv4sf): Likewise.
12318 (lfrintnuv2df): Likewise.
12319 (lfrintnusf): Likewise.
12320 (lfrintnudf): Likewise.
12321 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
12323 (vcvtq_u32_f32): Likewise.
12324 (vcvtq_u64_f64): Likewise.
12325 (vcvta_u32_f32): Likewise.
12326 (vcvtaq_u32_f32): Likewise.
12327 (vcvtaq_u64_f64): Likewise.
12328 (vcvtm_u32_f32): Likewise.
12329 (vcvtmq_u32_f32): Likewise.
12330 (vcvtmq_u64_f64): Likewise.
12331 (vcvtn_u32_f32): Likwise.
12332 (vcvtnq_u32_f32): Likewise.
12333 (vcvtnq_u64_f64): Likewise.
12334 (vcvtp_u32_f32): Likewise.
12335 (vcvtpq_u32_f32): Likewise.
12336 (vcvtpq_u64_f64): Likewise.
12337 (vcvtmd_u64_f64): Likewise.
12338 (vcvtms_u32_f32): Likewise.
12339 (vcvtad_u64_f64): Likewise.
12340 (vcvtas_u32_f32): Likewise.
12341 (vcvtnd_u64_f64): Likewise.
12342 (vcvtns_u32_f32): Likewise.
12343 (vcvtpd_u64_f64): Likewise.
12344 (vcvtps_u32_f32): Likewise.
12346 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12348 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12349 CSEL of zero_extended registers.
12351 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12353 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12354 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12356 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12358 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12359 false when argument string is not found in the attributes table
12362 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12365 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12366 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12367 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12368 precision estimate.
12370 2016-01-15 Richard Biener <rguenther@suse.de>
12372 PR tree-optimization/66856
12373 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12374 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12375 (vect_create_new_slp_node): Increment stmt reference count.
12376 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12377 an SLP tree before swapping operands.
12378 (vect_build_slp_tree): Likewise.
12379 (destroy_bb_vec_info): Free stmt info after SLP instances.
12380 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12381 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12382 (STMT_VINFO_NUM_SLP_USES): New macro.
12384 2016-01-15 Richard Biener <rguenther@suse.de>
12387 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12388 (add_linkage_name): ... here.
12389 (gen_typedef_die): Use add_linkage_name_raw instead of
12390 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12393 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12395 * gimplify.c (oacc_default_clause): Decode reference and pointer
12396 types for both kernels and parallel regions.
12398 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12400 PR middle-end/69246
12401 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12403 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12405 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12406 (convert_scalars_to_vector): Likewise.
12408 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12410 * doc/extend.texi (Type Traits): Fix grammar.
12412 2016-01-15 Martin Jambor <mjambor@suse.cz>
12414 * tree-inline.c (remap_decl): Use existing dclarations if
12415 remapping a type and prevent_decl_creation_for_types.
12416 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12417 decls first. Do real remapping with
12418 prevent_decl_creation_for_types set.
12419 * tree-inline.h (copy_body_data): New field
12420 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12423 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12425 * config/s390/s390.opt (mmvcle): More verbose help text.
12427 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12429 * config/s390/s390.opt: Add period to -mzvector option text.
12431 2016-01-15 Richard Biener <rguenther@suse.de>
12433 PR tree-optimization/68961
12434 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12435 of invariants in stores again.
12437 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12439 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12441 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12443 * config/i386/i386.c (ix86_expand_branch): Don't split
12444 DI mode xor instruction to SI mode.
12446 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12449 * ipa-icf.c (sem_function::merge): Virtual functions may become
12450 reachable even if they address is not taken and there are no
12453 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12455 * lto-streamer-out.c (subtract_estimated_size): New function.
12456 (get_symbol_initial_value): Use it.
12458 2016-01-15 Christian Bruel <christian.bruel@st.com>
12461 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12462 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12463 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12464 use add_builtin_function_ext_scope instead of add_builtin_function.
12465 (neon_set_p, neon_crypto_set_p): Remove.
12466 (arm_init_builtins): Always call arm_init_neon_builtins and
12467 arm_init_crypto_builtins.
12468 (arm_expand_builtin): Check that builtins are allowed for the arch.
12469 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12470 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12471 arm_init_neon_builtins call.
12473 2016-01-15 Richard Biener <rguenther@suse.de>
12475 PR tree-optimization/69117
12476 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12477 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12478 of the leader conservatively.
12479 (free_scc_vn): Restore original SSA name infos.
12481 2016-01-14 Jeff Law <law@redhat.com>
12483 PR tree-optimization/69270
12484 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12485 single bit of precision, verify it's also unsigned.
12486 (record_edge_info): Use constant_boolean_node rather than fold_convert
12487 to convert boolean_true/boolean_false to the right type.
12489 2016-01-14 Richard Henderson <rth@redhat.com>
12492 * loop-doloop.c (record_reg_sets): New.
12493 (doloop_optimize): Reject the transform if the sequence
12494 clobbers registers live at the end of the loop block.
12495 (doloop_optimize_loops): Enable df_live if needed.
12497 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12499 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12500 * config/rs6000/rs6000.c: Likewise.
12501 * config/rs6000/rs6000.h: Likewise.
12502 * config/rs6000/rs6000.md: Likewise.
12503 * doc/extend.texi: Likewsie.
12505 2016-01-14 Jeff Law <law@redhat.com>
12507 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12510 2016-01-14 Richard Henderson <rth@redhat.com>
12514 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12515 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12516 instead of builtin_decl_declared_p to test for declaration.
12518 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12520 * doc/loop.texi (Loop Analysis and Representation): Document
12521 loop_depth function.
12523 2016-01-14 Tom de Vries <tom@codesourcery.com>
12525 PR tree-optimization/68773
12526 * omp-low.c (expand_omp_target): Don't set force_output.
12527 * varpool.c (varpool_node::get_create): Same.
12528 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12529 offload_funcs with force_output.
12531 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12534 * lra-eliminations.c (move_plus_up): Don't change anything if either
12535 the outer or inner subreg mode is not MODE_INT.
12536 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12537 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12539 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12541 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12542 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12543 reduc_uplus_@var{m}): Remove.
12544 * expr.c (expand_expr_real_2): Remove expansion path for
12545 reduc_[us](min|max|plus) optabs.
12546 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12547 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12548 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12549 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12550 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12551 reduc_[us](min|max|plus) optabs.
12553 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12555 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12556 (reduc_plus_scal_v2sf): New.
12557 (reduc_smax_v2sf): Rename to...
12558 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12559 (reduc_smin_v2sf): Rename to...
12560 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12562 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12564 * alias.c (compare_base_symbol_refs): New function.
12565 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12568 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12570 PR middle-end/68146
12571 PR tree-optimization/69155
12572 * tree-complex.c: Include cfganal.h.
12573 (phis_to_revisit): New variable.
12574 (extract_component): Add phiarg_p argument. Assert that returned
12575 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12576 (update_phi_components): Partly rewrite to use loop over real/imag
12577 components instead of code duplication. If extract_component returns
12578 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12579 create_tmp_reg into the PHI node instead, and mention the phi triplet
12580 in phis_to_revisit.
12581 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12582 in phis_to_revisit at the end.
12584 2016-01-14 Richard Biener <rguenther@suse.de>
12586 PR tree-optimization/68060
12587 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12588 outer loop reduction is only used in the inner loop before
12589 detecting a double reduction.
12591 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12594 * combine.c (expand_field_assignment): Punt if compute_mode is
12595 unsupported scalar mode.
12597 2016-01-14 Richard Biener <rguenther@suse.de>
12599 PR tree-optimization/66856
12600 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12601 SLP node only if it built successfully.
12602 (vect_analyze_slp_instance): Adjust.
12604 2016-01-14 Jeff Law <law@redhat.com>
12606 PR tree-optimization/69270
12607 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12608 (record_edge_info): Use it. Convert boolean_{true,false}_node
12609 to the type of op0.
12611 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12614 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12615 use block_ultimate_origin
12616 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12618 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12620 * doc/invoke.texi (Submodel Options): Rename section to
12621 "Machine-Dependent Options" to better reflect its content.
12622 Rewrite introductory text to remove archaic CPU names.
12625 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12627 * doc/invoke.texi (Code Gen Options): Move section up in file,
12628 before target-specific options. Update menu and option summary
12629 to reflect the new section ordering.
12631 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12633 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12634 (C++ Dialect Options): Add cross-reference to -std option.
12635 * doc/standards.texi (C++ Language): Document C++14 support.
12637 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12639 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12640 for pack/unpack functions for __ibm128.
12641 (PACK_IF): Likewise.
12642 (UNPACK_IF): Likewise.
12644 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12645 support for __ibm128 pack/unpack functions.
12646 (rs6000_invalid_builtin): Likewise.
12647 (rs6000_init_builtins): Likewise.
12648 (rs6000_opt_masks): Likewise.
12650 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12651 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12653 (RS6000_BTM_COMMON): Likewise.
12655 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12656 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12657 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12658 128-bit floating point. Add support for the double values to be
12659 in Altivec registers for TF/IF packing and unpacking, but restrict
12660 TD packing sub-fields to be FPR registers. Don't allow overlapped
12661 register support for packing. Allow pack inputs to be memory
12662 locations. Don't build generator functions for unpack<mode>_dm
12663 and unpack<mode>_nodm.
12664 (unpack<mode>_dm): Likewise.
12665 (unpack<mode>_nodm): Likewise.
12666 (pack<mode>): Likewise.
12668 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12669 built-in functions to pack/unpack explicit __ibm128 values.
12670 (__builtin_unpack_ibm128): Likewise.
12672 * doc/extend.texi (PowerPC Built-in Functions): Document
12673 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12675 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12678 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12679 Add new arg loc and pass it down as context.
12680 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12681 to the location to use for the warning.
12682 (check_function_arguments): New arg loc. All callers changed. Pass
12683 it to check_function_nonnull.
12684 * c-common.h (check_function_arguments): Adjust declaration.
12686 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12688 PR tree-optimization/69156
12689 * gimple.c (validate_type): Removed.
12690 (gimple_builtin_call_types_compatible_p): Use
12691 useless_type_conversion_p instead of validate_type.
12692 * value-prof.c (gimple_stringop_fixed_value): Fold
12693 icall_size to correct type.
12695 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12697 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12700 2016-01-13 Richard Henderson <rth@redhat.com>
12703 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12704 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12705 (ix86_builtin_tm_store): Remove.
12706 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12707 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12708 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12709 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12710 * doc/tm.texi: Rebuild.
12712 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12713 (BUILT_IN_TM_MEMCPY_RTWN): New.
12714 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12715 fallback from vector to integer helpers.
12716 (build_tm_load): Handle vector types directly, instead of
12718 (build_tm_store): Likewise.
12719 (expand_assign_tm): Prepare for register types not handled by
12720 the above. Copy them to memory and use memcpy.
12721 * tree.c (tm_define_builtin): New.
12722 (find_tm_vector_type): New.
12723 (build_tm_vector_builtins): New.
12724 (build_common_builtin_nodes): Call it.
12726 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12728 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12729 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12731 2016-01-13 Tom de Vries <tom@codesourcery.com>
12733 PR tree-optimization/69169
12734 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12735 handled_struct_type param.
12736 (create_variable_info_for, intra_create_variable_infos): Call
12737 create_variable_info_for_1 with extra arg.
12739 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12741 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12742 and "armv8.1-a+crc" entries.
12744 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12747 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12748 Change first operand predicate from register_or_constm1_operand
12749 to register_operand.
12750 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12751 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12752 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12753 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12754 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12755 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12756 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12757 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12758 comparison with constm1_rtx from vec_prefetch_gen part.
12760 2016-01-13 Richard Biener <rguenther@suse.de>
12762 PR tree-optimization/69013
12763 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12764 Exchange assert for a test.
12766 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12769 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12771 2016-01-13 Richard Biener <rguenther@suse.de>
12773 PR tree-optimization/69242
12774 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12775 assert with a check.
12777 2016-01-13 Richard Biener <rguenther@suse.de>
12779 PR tree-optimization/69186
12780 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12781 Properly guard vect_update_misalignment_for_peel call.
12783 2016-01-12 Jeff Law <law@redhat.com>
12785 PR tree-optimization/pr67755
12786 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12787 "need_profile_correction".
12788 (thread_block_1): Initialize new field to false by default. If we
12789 have multiple thread paths through a common joiner to different
12790 final targets, then set new field to true.
12791 (compute_path_counts): Only do count adjustment when it's really
12794 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12796 * doc/invoke.texi (Spec Files): Move section down in file, past
12797 all command-line option descriptions.
12799 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12801 PR middle-end/54809
12802 * doc/gty.texi: Remove documentation of mark_hook.
12803 * gengtype.c (struct write_types_data): Remove code to support
12804 mark_hook attribute.
12805 (walk_type): Likewise.
12806 (write_func_for_structure): Likewise.
12808 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12810 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12811 Directory Options, and -specs= to Overall Options.
12812 (Overall Options): Adjust similarly. Reorder to group related
12813 options together. Make -specs= cross-reference the spec file details.
12814 (Directory Options): Adjust similarly.
12816 2016-01-12 Jeff Law <law@redhat.com>
12818 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12820 2016-01-12 Olivier Hainque <hainque@adacore.com>
12822 * gcc.c (spec_undefvar_allowed): New global.
12823 (process_command): Set to true when running for --version or --help,
12825 (getenv_spec_function): When the variable is not defined, use the
12826 variable name as the variable value if we're allowed not to issue
12829 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12831 PR tree-optimization/68911
12832 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12833 information computed for expression "init + nit * step".
12835 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12837 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12838 about name of GCC executable. Remove deleted node from menu.
12839 (Directory Options) <-B>: Remove cross-reference to deleted node.
12840 (Target Options): Delete section.
12842 2016-01-12 Christian Bruel <christian.bruel@st.com>
12845 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12846 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12848 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12851 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12852 aligned_mem is properly set for AVX512-VL floating point masked
12856 * ifcvt.c (cond_exec_process_if_block): When removing the last
12857 insn from then_bb, remove also any possible barriers that follow it.
12859 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12863 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12864 (PTRDIFF_TYPE): Likewise.
12865 (WCHAR_TYPE): Likewise.
12866 (WCHAR_TYPE_SIZE): Likewise.
12867 (STDINT_LONG32): Likewise.
12869 2016-01-12 Richard Biener <rguenther@suse.de>
12871 PR tree-optimization/69053
12872 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12873 convert initial value for cond reductions.
12875 2016-01-12 Richard Biener <rguenther@suse.de>
12877 PR tree-optimization/69007
12878 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12879 widen_sum after dot_prod and sad.
12881 2016-01-12 Richard Biener <rguenther@suse.de>
12883 PR tree-optimization/69168
12884 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12885 pattern stmt SLP type.
12886 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12887 end up unused so cope with that case.
12889 2016-01-12 Richard Biener <rguenther@suse.de>
12891 PR tree-optimization/69157
12892 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12893 stmts def type only during analyze phase.
12894 (vectorizable_call): Likewise.
12895 (vectorizable_simd_clone_call): Likewise.
12896 (vectorizable_conversion): Likewise.
12897 (vectorizable_assignment): Likewise.
12898 (vectorizable_shift): Likewise.
12899 (vectorizable_operation): Likewise.
12900 (vectorizable_store): Likewise.
12901 (vectorizable_load): Likewise.
12903 2016-01-12 Richard Biener <rguenther@suse.de>
12905 PR tree-optimization/69174
12906 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12908 (vectorizable_load): Properly compute the number of loads needed
12909 for permuted strided SLP loads and do not spuriously assign
12910 to SLP_TREE_VEC_STMTS.
12912 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12914 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12915 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12916 (MD_EXEC_PREFIX): Remove.
12917 (MD_STARTFILE_PREFIX) Removee.
12918 (FILE_NAME_ABSOLUTE_P): Remove.
12919 (CPP_SPEC): Do not read macros from sys/version.h.
12920 (LINK_COMMAND_SPEC): Remove.
12921 (LOCAL_INCLUDE_DIR): Remove.
12922 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12923 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12924 (POST_LINK_SPEC): Define to invoke stubify after linker
12925 (LIBSTDCXX): Remove define
12926 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12927 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12928 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12929 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12930 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12931 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12932 (i386_djgpp_asm_named_section): Add propotype of new procedure
12934 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12935 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12936 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
12937 in config/i386/djgpp.h).
12938 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12939 STANDARD_STARTFILE_PREFIX_1.
12940 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12941 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12942 installation errors.
12943 (MAX_OFILE_ALIGNMENT): Define to 128.
12944 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
12946 * config/i386/djgpp.c: New file. Add implementation of
12947 i386_djgpp_asm_named_section.
12949 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
12951 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
12952 Add rule for building djgpp.o.
12954 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12956 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
12957 (rtx_is_swappable_p): Reductions are swappable.
12958 (insn_is_swappable_p): V2DF reductions are swappable.
12960 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
12962 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
12963 reloads for other unsupported memory operands.
12965 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12966 Jim Wilson <jim.wilson@linaro.org>
12969 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
12970 copy_to_mode_reg instead of force_reg.
12972 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12975 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
12976 TARGET_80387 is true.
12978 2016-01-11 Jakub Jelinek <jakub@redhat.com>
12981 * lra-eliminations.c (move_plus_up): Only move plus up
12982 if subreg of the constant can be simplified into constant
12983 and use the simplified subreg of the constant instead of
12984 the original constant.
12986 * fold-const.c (fold_convertible_p): Don't return true
12987 for conversion of VECTOR_TYPE to same sized integral type.
12988 (fold_convert_loc): Fix up formatting. Fold conversion of
12989 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
12990 instead of NOP_EXPR.
12992 PR tree-optimization/69214
12993 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
12994 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
12997 PR tree-optimization/69207
12998 * tree-vect-slp.c (vect_get_constant_vectors): For
12999 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13000 fold_convertible_p to vector_type's element type, and always
13001 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13003 2016-01-11 Richard Biener <rguenther@suse.de>
13005 PR tree-optimization/69173
13006 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13007 fixup the cycle if all stmts are in a pattern.
13009 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13011 PR middle-end/68999
13012 * alias.c (base_alias_check): Move check for addresses with
13013 alignment ANDs before the call for compare_base_decls.
13014 (memrefs_conflict_p): Return -1 for different decls
13015 that went through alignment adjustments.
13017 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13019 PR rtl-optimization/68796
13020 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13021 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13022 and QImode comparisons against zero with CC_NZmode.
13023 * config/aarch64/iterators.md (short_mask): New mode_attr.
13025 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13027 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13028 (<avx512>_store<mode>_mask): Likewise.
13030 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13031 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13033 PR rtl-optimization/68841
13034 * ifcvt.c (struct noce_if_info): Add orig_x field.
13035 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13036 Don't record conflicts on to_rename if it's present.
13037 Allow memory destinations in sets.
13038 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13039 blocks, passing orig_x to the checks.
13040 (noce_process_if_block): Set if_info->orig_x appropriately.
13042 2016-01-11 Tom de Vries <tom@codesourcery.com>
13044 PR tree-optimization/69069
13045 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13047 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13049 PR rtl-optimization/68920
13050 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13051 of conditional moves for RTL if-conversion to 1 for
13052 TARGET_ONE_IF_CONV_INSN.
13053 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13054 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13055 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13056 parameter to restirct number of conditional moves for
13058 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13059 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13062 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13065 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13066 onepart vars. Fix typo in comment. Fix reversed condition in
13068 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13071 * var-tracking.c (dump_onepart_variable_differences): New.
13072 (dataflow_set_different): If a detailed dump is requested,
13073 delay early returns and dump differences between onepart
13074 variables present before and after, and added variables.
13076 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13079 * expr.c (expand_expr_real_1): For boolean vector constants
13080 with a scalar mode use const_scalar_mask_from_tree.
13081 (const_scalar_mask_from_tree): New.
13082 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13083 assigned to a mask type to handle constants.
13085 2016-01-11 Martin Jambor <mjambor@suse.cz>
13088 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13089 useless parameters if we cannot change function signature.
13091 2016-01-11 Martin Jambor <mjambor@suse.cz>
13094 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13097 2016-01-11 Tom de Vries <tom@codesourcery.com>
13099 PR tree-optimization/69109
13100 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13103 2016-01-11 Tom de Vries <tom@codesourcery.com>
13105 PR tree-optimization/69108
13106 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13107 res is not used in a phi.
13109 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13112 * common.opt (frandom-seed): Fix parameter name.
13113 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13115 2016-01-11 Tom de Vries <tom@codesourcery.com>
13117 PR tree-optimization/69058
13118 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13121 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13123 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13124 (mcode-density): Likewise.
13126 2016-01-10 Tom de Vries <tom@codesourcery.com>
13128 PR tree-optimization/69062
13129 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13130 (parallelize_loops): Don't paralelize loop that has phi with address
13133 2016-01-10 Tom de Vries <tom@codesourcery.com>
13135 PR tree-optimization/69039
13136 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13139 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13141 PR middle-end/68743
13142 * match.pd: Require target has function_c99_misc before doing
13143 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13145 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13147 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13149 * configure: Regenerate.
13151 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13153 PR middle-end/50865
13154 PR tree-optimization/69097
13155 * fold-const.h (expr_not_equal_to): New prototype.
13156 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13157 (expr_not_equal_to): New function.
13158 * match.pd (X % -Y is the same as X % Y): Don't optimize
13159 unless X is known not to be equal to minimum or Y is known
13160 not to be equal to -1.
13161 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13162 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13163 (simplify_stmt_using_ranges): Adjust caller.
13164 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13165 substitute_and_fold.
13167 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13169 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13172 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13174 PR tree-optimization/69167
13175 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13176 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13178 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13180 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13181 Richard Biener <rguenther@suse.de>
13183 PR tree-optimization/68707
13184 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13185 instances that can be handled via vect_load_lanes.
13187 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13189 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13190 if we can't determine address equivalence.
13191 * alias.c (compare_base_decl): Update for changed return value of
13192 symtab_node::equal_address_to.
13194 2016-01-08 Jason Merrill <jason@redhat.com>
13198 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13199 * expr.c (store_field): Not here.
13200 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13201 call with TREE_ADDRESSABLE type.
13202 * tree-cfg.c (verify_gimple_call): Adjust.
13204 2016-01-08 Olivier Hainque <hainque@adacore.com>
13206 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
13209 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13211 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
13212 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
13213 (reduc_smin_v2sf): Rename to...
13214 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
13215 (reduc_splus_v2sf): Rename to...
13216 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
13218 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13220 PR tree-optimization/69162
13221 * gimplify.c (gimplify_va_arg_expr): Encode original type of
13222 valist argument in another argument.
13223 (gimplify_modify_expr): Adjust for the above change. Cleanup.
13224 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
13225 to determine the va_list type, build a MEM_REF instead of
13226 build_fold_indirect_ref.
13228 PR tree-optimization/69172
13229 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
13232 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
13234 PR tree-optimization/67781
13235 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
13236 and cmpnop in two steps: first the ones not accessed in original
13237 gimple expression in a endian independent way and then the ones not
13238 accessed in the final result in an endian-specific way.
13240 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13242 PR tree-optimization/69083
13243 * tree-vect-slp.c (vect_get_constant_vectors): For
13244 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
13245 element type. If op is fold_convertible_p to vector_type's element
13246 type, use NOP_EXPR instead of VCE.
13248 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
13250 PR rtl-optimization/67778
13251 PR rtl-optimization/68634
13252 PR rtl-optimization/68909
13253 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
13254 block from the stack until done with it. Remove a superfluous
13255 bitmap set. Remove a superfluous bitmap test.
13257 2016-01-07 Martin Sebor <msebor@redhat.com>
13260 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
13261 constraint on the type of arguments.
13263 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
13265 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
13266 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
13267 unaligned_access on the gcc_options set.
13268 * config/arm/arm.c (arm_option_override_internal): Use
13269 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
13271 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13274 * config/i386/i386.c (ix86_frame_pointer_required): Enable
13275 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
13277 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13280 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13283 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13284 depending on frame_pointer_needed before remaining integer and SSE
13285 registers are saved.
13287 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
13290 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
13292 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
13295 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
13296 Use the "xBm" constraint.
13297 (float<sseintvecmodelower><mode>2<mask_name><round_name):
13299 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
13300 (sse_cvtsi2ssq<round_name>): Likewise.
13301 (sse_cvtss2si<round_name>): Likewise.
13302 (sse_cvtss2siq<round_name>): Likewise.
13303 (sse2_cvtsi2sdq<round_name>): Likewise.
13304 (sse2_cvtsd2si<round_name>): Likewise.
13305 (sse2_cvtsd2siq<round_name>): Likewise.
13306 * config/i386/subst.md (round_nimm_scalar_predicate): New
13309 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
13311 PR middle-end/67639
13312 * varasm.c (make_decl_rtl): Mark invalid register vars as
13315 PR rtl-optimization/66206
13316 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
13317 All callers changed.
13319 2016-01-07 Jakub Jelinek <jakub@redhat.com>
13321 PR tree-optimization/69141
13322 * tree-ssa-pre.c: Include langhooks.h.
13323 (eliminate_dom_walker::before_dom_children): Use
13324 lang_hooks.decl_printable_name instead of
13325 cgraph_node::get ()->name ().
13327 PR middle-end/68960
13328 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
13329 it and DECL_ALIGN too.
13331 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
13333 * config/mips/mips-ftypes.def: Sort to lexicographical order.
13335 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13338 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13339 depending on frame_pointer_needed before remaining integer and SSE
13340 registers are saved.
13342 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13344 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13345 mode iterator with VSX_M2.
13346 (*p9_vecstore_<mode>): Likewise.
13347 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13348 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13349 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13350 (define_split for VSX_LE128 stores): Likewise.
13351 (define_peephole2 for TImode LE swaps): Likewise.
13352 (define_split for VSX_LE128 post-reload stores): Likewise.
13354 2016-01-06 Marek Polacek <polacek@redhat.com>
13357 * convert.c (convert_to_integer_1): Adjust call to
13358 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13359 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13360 EXPR instead of ARG.
13361 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13363 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13366 * doc/extend.texi (RL78 Variable Attributes): New section.
13368 2016-01-05 Marek Polacek <polacek@redhat.com>
13371 * builtins.c (get_memmodel): Use expansion point location rather than
13372 the input location. Call warning_at rather than warning.
13373 (expand_builtin_atomic_compare_exchange): Likewise.
13374 (expand_builtin_atomic_load): Likewise.
13375 (expand_builtin_atomic_store): Likewise.
13376 (expand_builtin_atomic_clear): Likewise.
13378 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13381 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13382 Replace nonimmediate_operand with vector_operand.
13383 * config/i386/predicates.md (vector_operand): New predicate.
13384 (general_vector_operand): Replace nonimmediate_operand with
13386 * config/i386/sse.md: Replace nonimmediate_operand with
13387 vector_operand and m constraint with Bm constraint on SSE
13388 patterns with 16-byte memory operand.
13389 * config/i386/subst.md (round_nimm_predicate): Replace
13390 nonimmediate_operand with vector_operand.
13391 (round_saeonly_nimm_predicate): Likewise.
13392 (round_saeonly_nimm_scalar_predicate): New.
13394 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13397 * config/i386/constraints.md (Bm): New constraint.
13398 * config/i386/predicates.md (vector_memory_operand): New
13400 * config/i386/sse.md: Replace xm with xBm in plusminus and
13401 any_logic patterns.
13403 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13406 * doc/extend.texi (V850 Function Attributes): New section.
13407 (V850 Variable Attributes): New section.
13409 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13412 * doc/extend.texi (MicroBlaze Function Attributes): Document
13413 interrupt_handler and fast_interrupt attributes.
13415 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13418 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13419 for local symbolic operands.
13420 * config/ia64/predicates.md (local_symbolic_operand64): New
13423 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13425 PR rtl-optimization/68651
13426 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13429 2016-01-05 Nathan Sidwell <nathan@acm.org>
13431 * alias.c (compare_base_decls): Use symtab_node::get.
13433 2016-01-05 Nick Clifton <nickc@redhat.com>
13436 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13437 secondary_reload_info structure.
13440 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13441 decls if weak support is available.
13443 2016-01-04 Martin Sebor <msebor@redhat.com>
13445 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13447 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13449 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13450 OPTION_MASK_P9_DFORM.
13452 * config/rs6000/constraints.md (wo constraint): New constraint for
13455 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13457 (rs6000_init_hard_regno_mode_ok): Likewise.
13459 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13462 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13463 expanders not to have constraints. Add support for ISA 3.0 xxperm
13464 instruction. Add support for fusing xxlor with xxperm.
13465 (altivec_vperm_<mode>_internal): Likewise.
13466 (altivec_vperm_v8hiv16qi): Likewise.
13467 (altivec_vperm_<mode>v16q): Likewise.
13468 (altivec_vperm_<mode>_uns): Likewise.
13469 (vperm_v8hiv4si): Likewise.
13470 (vperm_v16qiv8hi): Likewise.
13472 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13474 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13476 Update copyright years.
13478 * gcc.c (process_command): Update copyright notice dates.
13479 * gcov-dump.c (print_version): Ditto.
13480 * gcov.c (print_version): Ditto.
13481 * gcov-tool.c (print_version): Ditto.
13482 * gengtype.c (create_file): Ditto.
13483 * doc/cpp.texi: Bump @copying's copyright year.
13484 * doc/cppinternals.texi: Ditto.
13485 * doc/gcc.texi: Ditto.
13486 * doc/gccint.texi: Ditto.
13487 * doc/gcov.texi: Ditto.
13488 * doc/install.texi: Ditto.
13489 * doc/invoke.texi: Ditto.
13491 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13493 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13494 modes larger than TImode as TImode if NEON is not enabled.
13496 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13499 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13500 mode for %f0-%f31 only if TARGET_FPU.
13502 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13505 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13506 to compute the PACKED_P predicate.
13507 (function_arg_record_value): Minor tweaks.
13509 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13511 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13512 option for arm*-*-* targets.
13514 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13516 * doc/extend.texi (Common Function Attributes): Move docs for
13517 MSP430-specific attributes to....
13518 (MSP430 Function Attributes): ...here. Delete the redundant
13519 entries and copy-edit the remaining text.
13520 (MSP430 Variable Attributes): Use uniform format for index
13521 entries and add a cross-reference to the corresponding function
13524 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13526 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13528 (x86 Options): Likewise.
13530 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13534 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13535 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13536 to corresponding attribute.
13538 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13540 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13541 to correct alphabetization of table. Copy-edit and correct
13543 <stack_protect>: Likewise.
13544 <target_clones>: Likewise.
13546 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13547 Correct punctuation.
13548 (Code Gen Options) <-fno-plt>: Copy-edit.
13550 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13553 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13554 SI values. Explicitly convert SI to DI and vice-versa.
13556 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13558 PR tree-optimization/69070
13559 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13560 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13563 * ubsan.c (ubsan_instrument_float_cast): Call
13564 initialize_sanitizer_builtins.
13567 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13569 Copyright (C) 2016 Free Software Foundation, Inc.
13571 Copying and distribution of this file, with or without modification,
13572 are permitted in any medium without royalty provided the copyright
13573 notice and this notice are preserved.