1 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
7 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
10 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
11 that returns CC_SESWPmode and CC_ZESWPmode.
12 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
14 (aarch64_rtx_costs): Likewise.
16 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
18 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
19 for ISA 3.0 min/max support.
20 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
21 conditional move support.
22 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
23 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
25 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
26 conditional moves where the comparison type is different from move
28 (fp_minmax): New code iterator for smin/smax.
29 (minmax): New code attributes for min/max.
31 (smax<mode>3): Combine min, max insns into one insn using the
32 fp_minmax code iterator. Add support for ISA 3.0 min/max
33 instructions that don't need -ffast-math.
34 (s<minmax><mode>3): Likewise.
35 (smax<mode>3_vsx): Likewise.
36 (smin<mode>3): Likewise.
37 (s<minmax><mode>3_vsx): Likewise.
38 (smin<mode>3_vsx): Likewise.
39 (pre-VSX min/max splitters): Likewise.
40 (s<minmax><mode>3_fpr): Likewise.
41 (movsfcc): Rewrite floating point conditional moves to combine
42 SFmode/DFmode into a single insn.
43 (mov<mode>cc): Likewise.
45 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
46 SFDF2 iterators to handle all combinations.
47 (fseldfsf4): Likewise.
48 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
49 (fseldfdf4): Likewise.
50 (fselsfdf4): Likewise.
51 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
52 comparison instructions that set a 0/-1 mask, and use it for
53 floating point conditional move via XXSEL.
54 (fpmask<mode>): Likewise.
55 (xxsel<mode>): Likewise.
56 * config/rs6000/predicates.md (min_max_operator): Delete, no
58 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
59 instructions that generate a 0/-1 mask for use with XXSEL.
60 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
61 say whether floating point min/max is available, either through
62 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
63 (TARGET_MINMAX_DF): Likewise.
65 2016-05-27 Alan Modra <amodra@gmail.com>
67 PR rtl-optimization/71275
68 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
69 for update_equiv_regs and combine_and_move_insns.
71 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
73 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
74 if_then_else or cond RTXes to calculate attribute value.
75 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
76 <attr "length_immediate>: Ditto.
77 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
78 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
79 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
81 <attr "prefix_data16">: Ditto.
82 <attr "prefix_extra">: Ditto.
83 <attr "length_immediate">: Ditto.
84 <attr "prefix">: Ditto.
85 (vec_set<mode>_0) <attr "isa">: Ditto.
86 <attr "prefix_extra">: Ditto.
87 <attr "length_immediate">: Ditto.
88 <attr "prefix">: Ditto.
89 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
90 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
91 (sse2_storelpd) <attr "prefix_data16">: Ditto.
92 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
93 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
94 <attr "length_immediate">: Ditto.
95 <attr "prefix">: Ditto.
96 (sse2_movsd) <attr "length_immediate">: Ditto.
97 <attr "prefix">: Ditto.
98 (vec_concatv2df) <attr "isa">: Ditto.
99 <attr "prefix">: Ditto.
100 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
101 (*vec_extractv2di_1) <attr "isa">: Ditto.
102 <attr "type">: Ditto.
103 <attr "length_immediate">: Ditto.
104 <attr "prefix_rex">: Ditto.
105 <attr "prefix_extra">: Ditto.
106 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
107 <attr "prefix_extra">: Ditto.
108 <attr "length_immediate">: Ditto.
109 (vec_concatv2di) <attr "isa">: Ditto.
110 <attr "prefix_extra">: Ditto.
111 <attr "length_immediate">: Ditto.
112 <attr "prefix">: Ditto.
114 2016-05-26 Martin Liska <mliska@suse.cz>
116 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
118 (operator+): Likewise.
119 (operator-): Likewise.
120 (comp_cost::operator+=): Likewise.
121 (comp_cost::operator-=): Likewise.
122 (comp_cost::operator/=): Likewise.
123 (comp_cost::operator*=): Likewise.
124 (operator<): Likewise.
125 (operator==): Likewise.
126 (operator<=): Likewise.
128 (infinite_cost_p): Likewise.
129 (add_costs): Likewise.
130 (sub_costs): Likewise.
131 (compare_costs): Likewise.
132 (set_group_iv_cost): Use the newly introduced functions.
133 (get_address_cost): Likewise.
134 (get_shiftadd_cost): Likewise.
135 (force_expr_to_var_cost): Likewise.
136 (split_address_cost): Likewise.
137 (ptr_difference_cost): Likewise.
138 (difference_cost): Likewise.
139 (get_computation_cost_at): Likewise.
140 (determine_group_iv_cost_generic): Likewise.
141 (determine_group_iv_cost_address): Likewise.
142 (determine_group_iv_cost_cond): Likewise.
143 (autoinc_possible_for_pair): Likewise.
144 (determine_group_iv_costs): Likewise.
145 (cheaper_cost_pair): Likewise.
146 (iv_ca_recount_cost): Likewise.
147 (iv_ca_set_no_cp): Likewise.
148 (iv_ca_set_cp): Likewise.
149 (iv_ca_cost): Likewise.
150 (iv_ca_new): Likewise.
151 (iv_ca_dump): Likewise.
152 (iv_ca_narrow): Likewise.
153 (iv_ca_prune): Likewise.
154 (iv_ca_replace): Likewise.
155 (try_add_cand_for): Likewise.
156 (try_improve_iv_set): Likewise.
157 (find_optimal_iv_set): Likewise.
159 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
161 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
162 that internal functions will clobber all caller-saved registers.
164 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
166 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
167 Return a better case_values_threshold when optimizing.
169 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
171 * config/aarch64/aarch64-simd.md (aarch64_combinez):
172 Add ? to integer variant.
173 (aarch64_combinez_be): Likewise.
175 2016-05-26 Jakub Jelinek <jakub@redhat.com>
177 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
178 instead of x constraint.
179 (vcvtps2ph256<mask_name>): Likewise.
181 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
182 alternative. Formatting fix.
185 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
187 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
188 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
189 maybe_evex prefix instead of vex.
190 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
191 EXT_REX_SSE_REG_P (op0) case in the splitter.
193 2016-05-25 Jeff Law <law@redhat.com>
195 PR tree-optimization/71272
196 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
197 Update comments. Add test for empty path.
199 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
201 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
202 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
203 special case builtin.
204 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
205 code for ALTIVEC_BUILTIN_VEC_CMPNE.
206 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
207 for __builtin_vec_cmpne.
209 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
211 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
212 redundant test and bail out if the type of the new operand is not
213 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
215 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
217 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
218 (x_ix86_target_flags_explicit): Remove.
219 * config/i386/i386.c (ix86_function_specific_save): Do not copy
220 x_ix86_target_flags_explicit.
221 (ix86_function_specific_restore): Ditto.
223 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
224 H.J. Lu <hongjiu.lu@intel.com>
227 * common/config/i386/i386-common.c
228 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
229 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
230 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
231 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
232 (-mgeneral-regs-only): Add new option.
233 * config/i386/i386.c (ix86_option_override_internal): Don't enable
234 x87 instructions if only general registers are allowed.
235 (ix86_target_string): Add ix86_flags argument. Handle additional
236 flags options through ix86_flags argument. Update all callers.
237 * doc/invoke.texi: Document -mgeneral-regs-only.
239 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
241 PR rtl-optimization/66940
242 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
243 decrementing desired_val will not overflow before performing these
246 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
248 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
249 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
250 * config/i386/i386.c (enum ix86_builtins): Add
251 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
252 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
253 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
254 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
255 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
256 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
257 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
258 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
259 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
260 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
261 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
262 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
263 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
264 __builtin_ia32_cvtps2dq512_mask.
265 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
266 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
267 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
269 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
271 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
272 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
274 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
275 (avx512f_vec_pack_sfix_v8df): New define_expand.
276 (avx512f_roundpd512): Rename to ...
277 (avx512f_round<castmode>512): ... this. Change iterator.
278 (avx512f_roundps512_sfix): New define_expand.
279 (round<mode>2_sfix): Change iterator.
281 2016-05-25 Nick Clifton <nickc@redhat.com>
283 * config/msp430/msp430.c (msp430_attr): Produce an error if a
284 static interrupt handler is detected.
285 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
286 default linker script.
287 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
288 the low part of a symbolic pointer.
290 2016-05-25 Richard Biener <rguenther@suse.de>
292 PR tree-optimization/71261
293 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
294 interesting stmt instead of immediate uses when looking
295 for the use operand to replace.
297 2016-05-25 Martin Liska <mliska@suse.cz>
299 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
301 2016-05-25 Richard Biener <rguenther@suse.de>
303 PR tree-optimization/71264
304 * tree-vect-stmts.c (vect_init_vector): Properly deal with
307 2016-05-25 Martin Liska <mliska@suse.cz>
309 PR tree-optimization/71239
310 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
311 if DECL_SIZE is NULL.
313 2016-05-25 Richard Biener <rguenther@suse.de>
315 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
316 * tree-if-conv.c (pass_data_if_conversion): Use it.
318 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
320 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
321 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
322 * varpool.c (varpool_node::get_availability): Likewise.
324 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
326 * config/rs6000/altivec.md (VNEG iterator): New iterator for
327 VNEGW/VNEGD instructions.
328 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
329 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
330 support for ISA 3.0 VNEGW/VNEGD instructions.
332 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
334 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
335 pointers inside OACC_DATA regions.
336 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
337 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
338 (gimplify_adjust_omp_clauses): Fix typo in comment.
340 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
342 * config/rs6000/altivec.md (VParity): New mode iterator for vector
343 parity built-in functions.
344 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
346 (p9v_parity<mode>2): Likewise.
347 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
349 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
350 (parity<mode>2): ISA 3.0 expander for vector parity.
351 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
353 (BU_P9_64BIT_MISC_0): Likewise.
354 (BU_P9_MISC_0): Likewise.
355 (BU_P9V_AV_1): Likewise.
356 (BU_P9V_AV_2): Likewise.
357 (BU_P9V_AV_3): Likewise.
358 (BU_P9V_AV_P): Likewise.
359 (BU_P9V_VSX_1): Likewise.
360 (BU_P9V_OVERLOAD_1): Likewise.
361 (BU_P9V_OVERLOAD_2): Likewise.
362 (BU_P9V_OVERLOAD_3): Likewise.
363 (VCTZB): Add vector count trailing zeros support.
367 (VPRTYBD): Add vector parity support.
370 (VCTZ): Add overloaded vector count trailing zeros support.
371 (VPRTYB): Add overloaded vector parity support.
372 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
373 overloaded vector count trailing zeros and parity instructions.
374 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
375 vector parity support.
376 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
377 trailing zeros support.
378 (vec_cntlz): Likewise.
379 (vec_vctzb): Likewise.
380 (vec_vctzd): Likewise.
381 (vec_vctzh): Likewise.
382 (vec_vctzw): Likewise.
383 (vec_vprtyb): Add ISA 3.0 vector parity support.
384 (vec_vprtybd): Likewise.
385 (vec_vprtybw): Likewise.
386 (vec_vprtybq): Likewise.
387 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
388 the ISA 3.0 vector count trailing zeros and vector parity built-in
391 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
393 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
394 when there is stmt_to_insert.
396 2016-05-24 Martin Sebor <msebor@redhat.com>
399 * gcc/tree.h (complete_or_array_type_p): New inline function.
401 2016-05-24 Jakub Jelinek <jakub@redhat.com>
403 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
404 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
405 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
407 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
408 Limit 1st alternative to noavx isa, split 2nd alternative into one
409 noavx and one avx alternative, use *x and Bm in the former and
410 x and m in the latter.
412 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
413 of sse4 for the first alternative, drop %v from the template
414 and d operand modifier. Split second alternative into one sse4_noavx
415 and one avx alternative, use *x instead of *v in the former and v
416 instead of *v in the latter.
417 (*sse4_1_extractps): Use noavx isa instead of * for the first
418 alternative, drop %v from the template. Split second alternative into
419 one noavx and one avx alternative, use *x instead of *v in the
420 former and v instead of *v in the latter.
421 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
422 with noavx and the last one with avx.
423 (sse4_1_phminposuw): Guard first alternative with noavx isa,
424 split the second one into one noavx and one avx alternative,
425 use *x and Bm in the former and x and m in the latter one.
426 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
429 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
430 first two alternatives to noavx, use *x instead of *v in the second
431 one, add avx alternative without *.
432 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
433 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
434 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
436 2016-05-24 Jeff Law <law@redhat.com>
438 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
439 New function, extracted from...
440 (fsm_find_control_statement_thread_paths): Here. Use the new function.
441 Allow simple copies and constant initializations in the SSA chain.
443 2016-05-24 Marek Polacek <polacek@redhat.com>
446 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
449 2016-05-24 Jakub Jelinek <jakub@redhat.com>
452 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
453 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
454 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
455 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
456 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
458 2016-05-24 Richard Biener <rguenther@suse.de>
460 PR tree-optimization/71240
461 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
464 2016-05-24 Richard Biener <rguenther@suse.de>
466 PR tree-optimization/71230
467 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
469 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
471 * tree-vectorizer.h (vectorizable_comparison): Delete.
472 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
474 * tree-vect-stmts.c (vectorizable_call): Likewise.
475 (vectorizable_simd_clone_call): Likewise.
476 (vectorizable_conversion): Likewise.
477 (vectorizable_assignment): Likewise.
478 (vectorizable_shift): Likewise.
479 (vectorizable_operation): Likewise.
480 (vectorizable_load): Likewise.
481 (vectorizable_condition): Likewise.
482 (vectorizable_store): Likewise. Assert that we don't have
484 (vectorizable_comparison): Make static. Remove redundant
486 (vect_transform_stmt): Assert that we always have an slp_node
489 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
491 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
492 operands[2] against 1 with comparison against CONST1_RTX.
493 (<shift>di3_neon): Likewise.
494 * config/arm/predicates.md (const0_operand): Replace with comparison
497 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
499 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
500 operands[2] against 1 with comparison against CONST1_RTX.
503 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
508 (define_split above *compareqi_eq0): Likewise.
509 (define_split above "prologue"): Likewise.
510 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
511 * config/arm/predicates.md (shift_operator): Likewise.
512 (shift_nomul_operator): Likewise.
513 (sat_shift_operator): Likewise.
514 (thumb1_cmp_operand): Likewise.
515 (const_neon_scalar_shift_amount_operand): Replace manual range
517 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
518 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
520 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
522 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
523 with HOST_WIDE_INT_1.
525 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
526 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
527 (arm_canonicalize_comparison): Likewise.
528 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
530 (thumb1_size_rtx_costs): Likewise.
531 (vfp_const_double_index): Replace cast of 1 to unsigned
532 HOST_WIDE_INT with HOST_WIDE_INT_1U.
533 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
535 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
536 HOST_WIDE_INT with HOST_WIDE_INT_1U.
537 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
538 HOST_WIDE_INT with HOST_WIDE_INT_1.
540 2016-05-24 Marek Polacek <polacek@redhat.com>
542 * tree-cfg.h (should_remove_lhs_p): New predicate.
543 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
544 * gimplify.c (gimplify_modify_expr): Likewise.
545 * tree-cfg.c (verify_gimple_call): Likewise.
546 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
547 * gimple-fold.c: Include "tree-cfg.h".
548 (gimple_fold_call): Use should_remove_lhs_p.
550 2016-05-24 Richard Biener <rguenther@suse.de>
552 PR tree-optimization/71253
553 * cfganal.h (control_dependences): Make robust against edge
555 (control_dependences::control_dependences): Remove edge_list argument.
556 (control_dependences::get_edge): Remove.
557 (control_dependences::get_edge_src): Add.
558 (control_dependences::get_edge_dest): Likewise.
559 (control_dependences::m_el): Make a vector of edge src/dest index.
560 * cfganal.c (control_dependences::find_control_dependence): Adjust.
561 (control_dependences::control_dependences): Likewise.
562 (control_dependences::~control_dependence): Likewise.
563 (control_dependences::get_edge): Remove.
564 (control_dependences::get_edge_src): Add.
565 (control_dependences::get_edge_dest): Likewise.
566 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
568 (perform_tree_ssa_dce): Adjust.
569 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
571 (pass_loop_distribution::execute): Adjust. Do loop destroying
572 conditional on changed.
574 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
577 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
578 return. Reindent transformation comment and mention the ARM state
581 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
584 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
585 after build_and_add_sum creates new use stmt.
587 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
589 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
590 load_lanes/grouped_load classification comes first. Don't check
591 whether the vectorization factor is a multiple of the group size
594 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
596 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
597 GROUP_GAP for single-element interleaving.
598 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
601 2016-05-24 Richard Biener <rguenther@suse.de>
605 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
606 bases which are accessed with non-invariant indices.
607 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
608 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
610 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
613 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
614 (add_to_ops_vec): Add stmt_to_insert.
615 (add_repeat_to_ops_vec): Init stmt_to_insert.
616 (insert_stmt_before_use): New.
617 (transform_add_to_multiply): Remove mult_stmt insertion and add it
619 (get_ops): Init stmt_to_insert.
620 (maybe_optimize_range_tests): Likewise.
621 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
622 (rewrite_expr_tree_parallel): Likewise.
623 (reassociate_bb): Likewise.
625 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
628 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
629 ISA 3.0 xxperm fusion alternative.
630 (altivec_vperm_v8hiv16qi): Likewise.
631 (altivec_vperm_<mode>_uns_internal): Likewise.
632 (vperm_v8hiv4si): Likewise.
633 (vperm_v16qiv8hi): Likewise.
635 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
636 Kelvin Nilsen <kelvin@gcc.gnu.org>
638 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
639 vpermr/xxpermr on ISA 3.0.
640 (altivec_expand_vec_perm_le): Likewise.
641 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
642 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
645 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
647 * config/i386/i386.h (IS_STACK_MODE): Enable for
648 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
649 SSE_FLOAT_MODE_P macros.
650 * config/i386/i386.c (ix86_preferred_reload_class): Use
651 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
652 Cleanup regclass processing for CONST_DOUBLE_P.
653 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
654 (ix86_rtx_costs): Remove redundant TARGET_80387 check
655 with IS_STACK_MODE macro.
656 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
658 (*movdf_internal): Use IS_STACK_MODE macro.
659 (*movsf_internal): Ditto.
661 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
663 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
664 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
666 2016-05-23 Jeff Law <law@redhat.com>
668 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
670 (fsm_find_control_statement_thread_paths): Call it.
672 2016-05-23 Martin Jambor <mjambor@suse.cz>
675 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
676 from_global_constant if t is not NULL.
678 2016-05-23 Marek Polacek <polacek@redhat.com>
681 * common.opt (Wswitch-unreachable): New option.
682 * doc/invoke.texi: Document -Wswitch-unreachable.
683 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
686 2016-05-23 Bin Cheng <bin.cheng@arm.com>
688 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
689 TMR_INDEX is non-NULL.
691 2016-05-23 Richard Biener <rguenther@suse.de>
693 PR tree-optimization/71230
694 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
695 (try_special_add_to_ops): ... here. Always test for single-use.
697 2016-05-23 Martin Jambor <mjambor@suse.cz>
699 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
700 default block if a PHI node in the original one would be resized.
702 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
704 PR tree-optimization/58135
705 * tree-vect-slp.c: When group size is not multiple
706 of vector size, allow splitting of store group at
709 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
711 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
713 2016-05-22 Jakub Jelinek <jakub@redhat.com>
715 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
716 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
717 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
720 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
721 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
722 v constraint instead of x and vinserti32x4 insn.
724 * config/i386/sse.md (i128vldq): New mode iterator.
725 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
726 avx512dq and avx512vl alternatives.
728 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
729 constraint, use maybe_evex prefix instead of vex.
730 (vec_dupv4sf): Use v constraint instead of x for output
731 operand except for noavx alternative, use Yv constraint
732 instead of x for input. Use maybe_evex prefix instead of vex.
733 (*vec_dupv4si): Likewise.
734 (*vec_dupv2di): Likewise.
736 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
739 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
740 (linearize_expr_tree): Call try_special_add_to_ops.
741 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
743 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
745 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
746 to computed stack_usage.
748 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
751 * config/avr/avr.md (define_expand "mov<mode>"): If the source
752 operand is subreg (symbol_ref) then move the symbol ref to register.
754 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
756 * tree.c (array_at_struct_end_p): Look through MEM_REF.
758 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
761 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
764 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
766 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
767 ranges by calling get_single_symbol and tidy up. Look more closely
768 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
770 2016-05-20 Jeff Law <law@redhat.com>
772 * bitmap.c (bitmap_find_bit): Remove useless test.
774 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
776 * function.c (thread_prologue_and_epilogue_insns): Commit the
777 insertion of the epilogue.
779 2016-05-20 Martin Jambor <mjambor@suse.cz>
781 PR tree-optimization/70884
782 * tree-sra.c (initialize_constant_pool_replacements): Do not check
783 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
784 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
785 of constant pool data as a reason for scalarization.
787 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
789 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
791 (thumb1_expand_prologue): Likewise.
793 2016-05-20 Nathan Sidwell <nathan@acm.org>
795 * config/nvptx/nptx.c (nvptx_option_override): Only set
796 flag_toplevel_reorder, if not explicitly specified. Set
797 flag_no_common, unless explicitly specified.
799 2016-05-20 David Malcolm <dmalcolm@redhat.com>
801 * calls.c (can_implement_as_sibling_call_p): Mark param
802 reg_parm_stack_space with ATTRIBUTE_UNUSED.
804 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
806 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
807 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
808 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
810 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
811 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
814 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
816 * config/nvptx/nvptx.md (sincossf3): New pattern.
818 2016-05-20 David Malcolm <dmalcolm@redhat.com>
820 * calls.c (maybe_complain_about_tail_call): New function.
821 (initialize_argument_information): Call
822 maybe_complain_about_tail_call when clearing *may_tailcall.
823 (can_implement_as_sibling_call_p): Call
824 maybe_complain_about_tail_call when returning false.
825 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
826 ensure try_tail_call is set. Call maybe_complain_about_tail_call
827 if tail-call optimization fails.
828 * cfgexpand.c (expand_call_stmt): Initialize
829 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
830 * gimple-pretty-print.c (dump_gimple_call): Dump
831 gimple_call_must_tail_p.
832 * gimple.c (gimple_build_call_from_tree): Call
833 gimple_call_set_must_tail with the value of
834 CALL_EXPR_MUST_TAIL_CALL.
835 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
836 (gimple_call_set_must_tail): New function.
837 (gimple_call_must_tail_p): New function.
838 * print-tree.c (print_node): Update printing of TREE_STATIC
839 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
840 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
841 trailing comment listing applicable flags.
842 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
844 2016-05-20 David Malcolm <dmalcolm@redhat.com>
846 * calls.c (expand_call): Move "Rest of purposes for tail call
847 optimizations to fail" to...
848 (can_implement_as_sibling_call_p): ...this new function, and
849 split into multiple "if" statements.
851 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
853 * cfgloop.h (expected_loop_iterations_unbounded,
854 expected_loop_iterations): Unconstify.
855 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
856 profile with known upper bound; return 3 when profile is absent.
857 (expected_loop_iterations): Update.
859 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
861 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
862 and get_max_loop_iterations_int.
864 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
866 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
867 realistic upper bounds here.
869 2016-05-20 Jakub Jelinek <jakub@redhat.com>
872 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
873 calls if the LHS is variable length or has addressable type.
874 If targets[0]->decl is a noreturn call with void return type and
875 zero arguments, adjust fntype and remove lhs in that case.
877 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
879 PR tree-optimization/71079
880 PR tree-optimization/71206
881 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
883 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
885 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
886 (get_vec_alignment_for_array_decl): Likewise.
887 (get_vec_alignment_for_record_decl): Likewise.
888 (increase_alignment::execute): Move code to find alignment to
889 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
890 (type_align_map): New hash_map.
892 2016-05-20 Richard Guenther <rguenther@suse.de>
894 PR tree-optimization/29756
895 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
896 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
897 * fold-const.c (operand_equal_p): Likewise.
898 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
899 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
900 * tree-inline.c (estimate_operator_cost): Likewise.
901 * tree-pretty-print.c (dump_generic_node): Likewise.
902 * tree-ssa-operands.c (get_expr_operands): Likewise.
903 * cfgexpand.c (expand_debug_expr): Likewise.
904 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
905 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
906 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
907 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
908 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
909 (execute_update_addresses_taken): Do it.
911 2016-05-20 Richard Biener <rguenther@suse.de>
913 PR tree-optimization/71185
914 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
917 2016-05-20 Richard Biener <rguenther@suse.de>
919 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
920 gimple_seq_add_seq_without_update.
921 (release_bb_predicate): Assert we have no operands to free.
922 (if_convertible_loop_p_1): Calculate post dominators later.
923 Do not free BB predicates here.
924 (combine_blocks): Do not recompute BB predicates.
925 (version_loop_for_if_conversion): Save BB predicates around
928 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
930 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
931 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
932 code. Ignore sibcalls on EDGE_IGNORE edges.
933 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
934 on edges for sibcalls that run without prologue. The rest of the
935 function is combined from...
936 (fix_fake_fallthrough_edge): ... this, and ...
937 (try_shrink_wrapping): ... a part of this. Remove the bb_with
938 function argument, make it a local variable.
940 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
942 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
943 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
944 for 32-bit mode and SEH for 64-bit.
945 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
946 TARGET_64BIT_DEFAULT.
948 2016-05-19 Ryan Burn <contact@rnburn.com>
950 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
951 * gengtype.c (open_base_files): Add cilk.h to ifiles.
953 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
955 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
956 force pending loads from memory.
958 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
960 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
961 (UNSPEC_DARN_32): New unspec constant.
962 (UNSPEC_DARN_RAW): New unspec constant.
963 (darn_32): New instruction.
964 (darn_raw): New instruction.
965 (darn): New instruction.
966 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
967 support and documentation for this macro.
968 (BU_P9_MISC_1): New macro definition.
969 (BU_P9_64BIT_MISC_0): New macro definition.
970 (BU_P9_MISC_0): New macro definition.
971 (darn_32): New builtin definition.
972 (darn_raw): New builtin definition.
973 (darn): New builtin definition.
974 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
975 RS6000_BUILTIN_0 directives to surround each occurrence of
976 #include "rs6000-builtin.def".
977 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
978 RS6000_BTM_64BIT flags to the returned mask, depending on
980 (def_builtin): Correct an error in the assignments made to the
981 debugging variable attr_string.
982 (rs6000_expand_builtin): Add support for no-operand built-in
984 (builtin_function_type): Remove fatal_error assertion that is no
986 (rs6000_common_init_builtins): Add support for no-operand built-in
988 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
990 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
992 (RS6000_BTM_64BIT): New macro definition.
993 * doc/extend.texi: Document __builtin_darn (void),
994 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
997 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
999 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1000 max_loop_iterations_int.
1002 2016-05-19 Marek Polacek <polacek@redhat.com>
1004 PR tree-optimization/71031
1005 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1006 condition and adjust the code a bit.
1008 2016-05-19 Martin Liska <mliska@suse.cz>
1010 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1011 auto_vec instead of vec.
1013 2016-05-19 Martin Liska <mliska@suse.cz>
1015 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1017 2016-05-19 Martin Liska <mliska@suse.cz>
1019 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1021 2016-05-19 Martin Liska <mliska@suse.cz>
1023 * ipa-pure-const.c (set_function_state): Remove an existing
1025 (remove_node_data): Do not free it as it's released
1026 in set_function_state.
1028 2016-05-19 Martin Liska <mliska@suse.cz>
1030 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1033 2016-05-19 Martin Liska <mliska@suse.cz>
1035 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1037 2016-05-19 Martin Liska <mliska@suse.cz>
1039 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1040 an auto_vec instead of re-creating it.
1042 2016-05-19 Martin Liska <mliska@suse.cz>
1044 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1045 auto_vec instead of vec.
1047 2016-05-19 Martin Liska <mliska@suse.cz>
1049 * lto-section-in.c (lto_get_section_data): Call
1050 lto_check_version with additional argument.
1051 * lto-streamer.c (lto_check_version): Add new argument.
1052 * lto-streamer.h (lto_check_version): Likewise.
1054 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1056 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1057 Don't add cost of inner memory when handling sign-extended loads.
1059 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1061 PR rtl-optimization/71148
1062 * cse.c (cse_main): Free dominance info.
1063 (rest_of_handle_cse): Don't free dominance info.
1064 (rest_of_handle_cse2): Likewise.
1065 (rest_of_handle_cse_after_global_opts): Likewise.
1067 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1070 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1071 NULL_TREE early if NEON is not available. Remove now redundant check
1072 in ARM_CHECK_BUILTIN_MODE.
1074 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1077 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1078 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1079 * doc/cpp.texi: Document new macros.
1081 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1083 PR tree-optimization/69848
1084 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1085 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1087 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1089 * function.c (thread_prologue_and_epilogue_insn): Move the
1090 "goto epilogue_done" one block later.
1092 2016-05-19 Richard Biener <rguenther@suse.de>
1094 PR tree-optimization/70729
1095 * passes.def: Move LIM pass before PRE. Remove no longer
1096 required copyprop and move first DCE out of the loop pipeline.
1098 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1101 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1102 (OBJS-libcommon-target): ...here.
1103 * opts-common.c: Include spellcheck.h.
1104 (cmdline_handle_error): Build a vec of valid options and use it
1105 to suggest provide hints for misspelled arguments.
1107 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1110 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1111 lhs if it has TREE_ADDRESSABLE type.
1113 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1116 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1117 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1119 2016-05-18 Martin Jambor <mjambor@suse.cz>
1122 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1123 input for NOP_EXPR pass-through functions.
1124 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1125 aggregate global constant VAR_DECLs in constant jump functions.
1127 2016-05-18 Martin Jambor <mjambor@suse.cz>
1130 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1131 from TREE_READONLY parameters.
1133 2016-05-18 Martin Jambor <mjambor@suse.cz>
1136 * cgraph.h (cgraph_indirect_call_info): New field
1137 guaranteed_unmodified.
1138 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1139 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1141 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1142 pass the parameter value to ipa_find_agg_cst_for_param.
1143 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1144 guaranteed_unmodified, store AA results there instead of bailing out
1146 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
1147 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
1148 (find_constructor_constant_at_offset): New function.
1149 (ipa_find_agg_cst_from_init): Likewise.
1150 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
1151 static initializers of contants, report back through a new paameter
1152 from_global_constant if that was the case.
1153 (try_make_edge_direct_simple_call): Also pass parameter value to
1154 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1156 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
1157 (ipa_read_indirect_edge_info): Likewise.
1158 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
1159 (ipa_load_from_parm_agg): Likewise.
1161 2016-05-18 Jiong Wang <jiong.wang@arm.com>
1163 PR rtl-optimization/71150
1164 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
1167 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1170 * config/rs6000/constraints.md (wE constraint): New constraint
1171 for a vector constant that can be loaded with XXSPLTIB.
1172 (wM constraint): New constraint for a vector constant of a 1's.
1173 (wS constraint): New constraint for a vector constant that can be
1174 loaded with XXSPLTIB and a vector sign extend instruction.
1175 * config/rs6000/predicates.md (xxspltib_constant_split): New
1176 predicates for wE/wS constraints.
1177 (xxspltib_constant_nosplit): Likewise.
1178 (easy_vector_constant): Add support for constants that can be
1179 loaded via XXSPLTIB.
1180 (all_ones_constant): New predicate for vector constant with all
1182 (splat_input_operand): Add support for ISA 3.0 word splat operations.
1183 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
1184 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
1185 instruction and possibly with a sign extension.
1186 (output_vec_const_move): Add support for XXSPLTIB. If we are
1187 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
1188 instead of XXLXOR/XXLORC.
1189 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
1191 (rs6000_legitimize_reload_address): Likewise.
1192 (rs6000_output_move_128bit): Use output_vec_const_move to emit
1194 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
1195 combine VSX_M and VSX_M2 into one iterator.
1197 (VSINT_84): New iterators for loading constants with XXSPLTIB.
1198 (VSINT_842): Likewise.
1199 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
1200 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
1201 XXSPLTIB instruction.
1202 (xxspltib_<mode>_nosplit): Likewise.
1203 (xxspltib_<mode>_split): New insn to load up constants with
1204 XXSPLTIB and a sign extend instruction.
1205 (vsx_mov<mode>): Replace single move that handled all vector types
1206 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
1207 moves (when -mvsx-timode is in effect) into the main vector
1208 moves. Eliminate separate moves for <VSr> <VSa>, where the
1209 preferred register class (<VSr>) is listed first, and the
1210 secondary register class (<VSa>) is listed second with a '?' to
1211 discourage use. Prefer loading 0/-1 in any VSX register for ISA
1212 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
1213 that if the register was involved in a slow operation, the
1214 clear/set operation does not wait for the slow operation to
1215 finish. Adjust the length attributes for 32-bit mode. Use
1216 rs6000_output_move_128bit and drop the use of the string
1217 instructions for 32-bit movti when -mvsx-timode is in effect. Use
1218 spacing so that the alternatives and attributes don't generate
1219 long lines, and put things in columns, so that it is easier to
1220 match up the operands and attributes with the insn alternatives.
1221 (vsx_mov<mode>_64bit): Likewise.
1222 (vsx_mov<mode>_32bit): Likewise.
1223 (vsx_movti_64bit): Fold movti into normal vector moves.
1224 (vsx_movti_32bit): Likewise.
1225 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
1227 (vsx_splat_v4si_internal): Likewise.
1228 (vsx_splat_v4sf_internal): Likewise.
1229 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
1230 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
1231 extend vector elements.
1232 (vsx_sign_extend_hi_<mode>): Likewise.
1233 (vsx_sign_extend_si_v2di): Likewise.
1234 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
1236 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
1237 constraints. Add trailing period to wL documentation.
1239 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
1242 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
1243 * tree-dfa.c (replace_abnormal_ssa_names): New function.
1244 * tree-call-cdce.c: Include tree-dfa.h.
1245 (can_guard_call_p): New function, extracted from...
1246 (can_use_internal_fn): ...here.
1247 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
1249 (shrink_wrap_one_built_in_call): Likewise.
1250 (use_internal_fn): Likewise.
1251 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
1252 and return void. Call replace_abnormal_ssa_names.
1253 (pass_call_cdce::execute): Check can_guard_call_p during the
1254 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
1255 will always change something.
1257 2016-05-18 Martin Jambor <mjambor@suse.cz>
1260 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
1261 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
1263 2016-05-18 Martin Jambor <mjambor@suse.cz>
1266 * ipa-inline.h (condition): New field size.
1267 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
1268 for comaprison and store it into the new condition.
1269 (evaluate_conditions_for_known_args): Use condition size to check
1270 access sizes for all but CHANGED conditions.
1271 (unmodified_parm_1): New parameter size_p, store access size into it.
1272 (unmodified_parm): Likewise.
1273 (unmodified_parm_or_parm_agg_item): Likewise.
1274 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
1275 (set_cond_stmt_execution_predicate): Extract access sizes and store
1277 (set_switch_stmt_execution_predicate): Likewise.
1278 (will_be_nonconstant_expr_predicate): Likewise.
1279 (will_be_nonconstant_predicate): Likewise.
1280 (inline_read_section): Stream condition size.
1281 (inline_write_summary): Likewise.
1283 2016-05-18 Richard Biener <rguenther@suse.de>
1285 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1286 condition cost to PHI cost instead of total_cost.
1288 2016-05-18 Martin Liska <mliska@suse.cz>
1291 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1294 2016-05-18 Richard Biener <rguenther@suse.de>
1296 * lto-streamer.h (LTO_major_version): Bump to 6.
1298 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1300 * function.c (make_split_prologue_seq, make_prologue_seq,
1301 make_epilogue_seq): New functions, factored out from...
1302 (thread_prologue_and_epilogue_insns): Here.
1304 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1306 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1307 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1308 of before. Add a comment.
1310 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1312 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1313 expression pointer, not pointer to the pointer.
1315 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1317 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1318 (avx2_pbroadcast<mode>): Add another alternative with v instead
1319 of x constraints in it, using <pbroadcast_evex_isa> isa.
1320 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1322 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1323 constraint x instead of v in second alternative, add avx512bw
1326 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1327 constraint x instead of v in second alternative, add avx512bw
1330 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1331 constraint x instead of v in second alternative, add avx512bw
1334 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1335 avx512bw alternative.
1337 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1339 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1341 (define_insn "*andnottf3"): Ditto.
1342 (define_insn "*<code><mode>3"/any_logic): Ditto.
1343 (define_insn "*<code>tf3"/any_logic): Ditto.
1344 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1345 operand to block AVX-512VL insn variant emit when it is not enabled.
1347 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1349 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1350 constraint fot SF mode.
1352 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1353 Kirill Yukhin <kirill.yukhin@intel.com>
1355 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1357 (define_insn "rsqrt14<mode>"): Ditto.
1358 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1359 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1360 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1361 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1362 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1364 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1365 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1366 * config/i386/i386.c (ix86_print_operand): Expand check for size
1367 override codes for Intel syntax.
1369 2016-05-18 Richard Biener <rguenther@suse.de>
1371 PR tree-optimization/71168
1372 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1373 initialization earlier.
1375 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1377 * config/aarch64/aarch64-simd.md
1378 (aarch64_reduc_plus_internal<mode>): Rename to...
1379 (reduc_plus_scal): ...This, and remove previous implementation.
1381 2016-05-18 Richard Biener <rguenther@suse.de>
1383 * passes.def: Put late dse and cd_dce in canonical order.
1385 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1387 * ipa-inline-transform.c (preserve_function_body_p): Look for
1388 first non-thunk clone.
1389 (save_function_body): Save into first non-thunk.
1390 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1392 (lto_output_node): Inline thunks don't need body in every
1394 * lto-streamer-in.c: Do not fixup thunk clones.
1395 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1397 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1400 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1403 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1404 (reassociate_bb): Call transform_add_to_multiply.
1406 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1408 * config/aarch64/aarch64.c (all_extensions): Removed unused
1411 2016-05-17 Nathan Sidwell <nathan@acm.org>
1413 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1414 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1416 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1418 PR tree-optimization/54579
1420 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1422 2016-05-17 Marek Polacek <polacek@redhat.com>
1425 * tree-inline.c (expand_call_inline): Call
1426 maybe_remove_unused_call_args.
1428 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1430 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1431 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1432 * doc/md.texi (fmin@var{m}3): Likewise.
1434 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1436 * match.pd (X & C): New transformation.
1438 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1440 * match.pd (~X & Y): New transformation.
1442 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1444 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1445 information for new SSA_NAME.
1446 (simplify_conversion_using_ranges): Get range through get_range_info
1447 instead of get_value_range.
1449 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1451 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1452 Remove inline assembly.
1453 (vmvn_s16): Likewise.
1454 (vmvn_s32): Likewise.
1455 (vmvn_u8): Likewise.
1456 (vmvn_u16): Likewise.
1457 (vmvn_u32): Likewise.
1458 (vmvnq_s8): Likewise.
1459 (vmvnq_s16): Likewise.
1460 (vmvnq_s32): Likewise.
1461 (vmvnq_u8): Likewise.
1462 (vmvnq_u16): Likewise.
1463 (vmvnq_u32): Likewise.
1464 (vmvn_p8): Likewise.
1465 (vmvnq_p16): Likewise.
1467 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1469 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1471 (vmul_n_s16): Likewise.
1472 (vmul_n_s32): Likewise.
1473 (vmul_n_u16): Likewise.
1474 (vmul_n_u32): Likewise.
1475 (vmulq_n_f32): Likewise.
1476 (vmulq_n_f64): Likewise.
1477 (vmulq_n_s16): Likewise.
1478 (vmulq_n_s32): Likewise.
1479 (vmulq_n_u16): Likewise.
1480 (vmulq_n_u32): Likewise.
1482 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1484 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1485 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1487 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1489 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1490 to *aarch64_fma4_elt_from_dup<mode>.
1491 (*aarch64_fnma4_elt_to_128df): Rename to
1492 *aarch64_fnma4_elt_from_dup<mode>.
1493 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1494 (vfms_n_f32): Likewise.
1495 (vfms_n_f64): Likewise.
1496 (vfmsq_n_f32): Likewise.
1497 (vfmsq_n_f64): Likewise.
1499 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1501 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1503 2016-05-17 Richard Biener <rguenther@suse.de>
1505 PR tree-optimization/71132
1506 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1507 Only add control dependences for blocks in the loop.
1508 (build_rdg): Adjust.
1509 (generate_code_for_partition): Return whether loop should
1510 be destroyed and delay that.
1511 (distribute_loop): Likewise.
1512 (pass_loop_distribution::execute): Record loops to be destroyed
1513 and perform delayed destroying of loops.
1515 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1518 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1520 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1522 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1524 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1527 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1528 insertion point for instructions generated by validize_mem.
1530 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1532 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1535 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1537 * config/aarch64/aarch64.c
1538 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1539 rather than a macro.
1541 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1543 * doc/invoke.texi (AArch64 Options): Various updates.
1545 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1547 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1548 into instrumentation thunks.
1549 * cif-code.def (CIF_CHKP): New.
1551 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1553 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1555 2016-05-16 Martin Jambor <mjambor@suse.cz>
1557 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1558 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1560 2016-05-16 Marek Polacek <polacek@redhat.com>
1562 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1565 2016-05-16 Martin Jambor <mjambor@suse.cz>
1568 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1569 the outlined kernel function.
1571 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1573 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1574 (ISA_HAS_DLSA): Ditto.
1576 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1578 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1580 2016-05-16 Nathan Sidwell <nathan@acm.org>
1582 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1583 (nvptx_name_replacement): Restore. Add comment.
1584 (write_fn_proto, write_fn_proto_from_insn,
1585 nvptx_output_call_insn): Restore
1586 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1588 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1590 * config/aarch64/aarch64.md
1591 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1592 (add<mode>3_compareC_imm): Likewise.
1593 (<optab>si3_uxtw): Split into register and immediate variants.
1594 (andsi3_compare0_uxtw): Likewise.
1595 (and<mode>3_compare0): Likewise.
1596 (and<mode>3nr_compare0): Likewise.
1597 (stack_protect_test_<mode>): Don't use %x for memory operands.
1599 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1601 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1603 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1605 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1606 Split integer shifts into shift_reg and bfm.
1607 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1608 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1609 (ror<mode>3_insn): Likewise.
1610 (<optab>si3_insn_uxtw): Likewise.
1611 (<optab><mode>3_insn): Change to rotate_imm.
1612 (extr<mode>5_insn_alt): Likewise.
1613 (extrsi5_insn_uxtw): Likewise.
1614 (extrsi5_insn_uxtw_alt): Likewise.
1616 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1618 * doc/tm.texi: Regenerate.
1619 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1620 (TARGET_INVALID_RETURN_TYPE): Remove.
1621 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1622 TARGET_INVALID_RETURN_TYPE.
1623 * target.def (invalid_parameter_type): Remove.
1624 (invalid_return_type): Remove.
1626 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1628 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1629 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1631 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1633 (preserve_function_body_p): No need to preserve function body
1634 * cif-codes.def (CIF_THUNK): Remove.
1635 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1637 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1639 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1641 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1643 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1646 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1648 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1649 (inline_small_functions): Do not look for function symbol when
1652 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1654 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1657 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1658 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1659 Jiong Wang <jiong.wang@arm.com>
1661 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1662 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1663 Define __ARM_FP16_ARGS when appropriate.
1664 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1666 (arm_invalid_return_type): Likewise.
1667 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1668 (TARGET_INVALID_RETURN_TYPE): Remove.
1669 (aapcs_vfp_sub_candidate): Allow HFmode.
1670 (aapcs_vfp_allocate): Add comment. Support HFmode.
1671 (aapcs_vfp_allocate_return_reg): Likewise.
1672 (struct aapcs_cp_arg_layout): Slightly reword comments for
1673 is_return_candidate and allocate_return_reg.
1674 (output_mov_vfp): Update assert.
1675 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1677 (arm_invalid_parameter_type): Remove.
1678 (amr_invalid_return_type): Remove.
1679 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1680 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1681 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1683 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1685 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1686 * config/aarch64/arch64-protos.h
1687 (aarch64_legitimize_reload_address): Remove.
1688 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1691 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1693 * configure.ac: Add ACX_NONCANONICAL_HOST.
1694 * configure: Regenerate.
1695 * Makefile.in: Set host_noncanonical.
1697 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1700 * config/i386/i386.md (*movtf_internal): Before register allocation,
1701 do not allow FP constants for CM_MEDIUM memory model, allow only
1702 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1703 (*movxf_internal): Ditto.
1704 (*movdf_internal): Ditto.
1705 (*movsf_internal): Ditto.
1707 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1709 PR rtl-optimization/67483
1710 * combine.c (make_compound_operation): Don't call extract_left_shift
1711 with negative shift amounts.
1713 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1716 * fold-const.c (fold_checksum_tree): Allow modification
1717 of TYPE_ALIAS_SET during folding.
1719 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1720 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1721 (ix86_split_to_parts): Likewise. Fix up formatting.
1723 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1725 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1726 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1729 2016-05-13 Nathan Sidwell <nathan@acm.org>
1731 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1732 (nvptx_name_replacement): Delete.
1733 (write_fn_proto, write_fn_proto_from_insn,
1734 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1735 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1736 * langhooks.c (add_builtin_funcction_common): Call
1737 targetm.mangle_decl_assembler_name.
1739 * config/nvptx/nvptx.c (write_fn_proto): Handle
1740 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1742 2016-05-13 Martin Liska <mliska@suse.cz>
1744 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1745 and PRIu64 in printf format.
1747 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1749 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1752 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1754 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1755 Change --param max-completely-peeled-times to
1756 --param max-completely-peel-times in dump file printing.
1758 2016-05-13 Richard Biener <rguenther@suse.de>
1760 PR tree-optimization/42587
1761 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1762 (find_bswap_or_nop_1): Likewise.
1763 (bswap_replace): Likewise.
1765 2016-05-13 Martin Liska <mliska@suse.cz>
1767 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1768 Initialize a variable with default value.
1770 2016-05-13 Martin Liska <mliska@suse.cz>
1772 * doc/invoke.texi: Enhance explanation of error recovery
1775 2016-05-13 Martin Liska <mliska@suse.cz>
1777 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1778 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1779 (iv_inv_expr_ent *).
1780 (struct iv_inv_expr_ent): Comment struct fields.
1781 (sort_iv_inv_expr_ent): New function.
1782 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1783 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1784 a hash_map between iv_inv_expr_ent and number of usages.
1785 (niter_for_exit): Fix coding style.
1786 (tree_ssa_iv_optimize_init): Use renamed variable.
1787 (determine_base_object): Fix coding style.
1788 (alloc_iv): Likewise.
1789 (find_interesting_uses_outside): Likewise.
1790 (add_candidate_1): Likewise.
1791 (add_standard_iv_candidates): Likewise.
1792 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1793 (prepare_decl_rtl): Fix coding style.
1794 (get_address_cost): Likewise.
1795 (get_shiftadd_cost): Likewise.
1796 (force_expr_to_var_cost): Likewise.
1797 (compare_aff_trees): Likewise.
1798 (get_expr_id): Restructure the function.
1799 (get_loop_invariant_expr_id): Renamed to
1800 get_loop_invariant_expr.
1801 (get_computation_cost_at): Replace usage of inv_expr_id with
1803 (get_computation_cost): Likewise.
1804 (determine_group_iv_cost_generic): Likewise.
1805 (determine_group_iv_cost_address): Likewise.
1806 (iv_period): Fix coding style.
1807 (iv_elimination_compare_lt): Likewise.
1808 (may_eliminate_iv): Likewise.
1809 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1811 (determine_group_iv_costs): Dump invariant expressions.
1812 (iv_ca_recount_cost): Use the newly added hash_map.
1813 (iv_ca_set_remove_invariants): Fix coding style.
1814 (iv_ca_set_add_invariants): Fix coding style.
1815 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1817 (iv_ca_set_cp): Likewise.
1818 (iv_ca_new): Initialize the newly added hash_map and remove
1819 initialization of fields.
1820 (iv_ca_free): Delete the hash_map.
1821 (iv_ca_dump): Dump invariant expressions.
1822 (iv_ca_extend): Fix coding style.
1823 (try_add_cand_for): Likewise.
1824 (create_new_ivs): Dump information about # of avg iterations and
1825 # of used invariant expressions.
1826 (rewrite_use_compare): Fix coding style.
1827 (free_loop_data): Set default value for max_inv_expr_id.
1829 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1831 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1832 returned value cse_cfg_altered computation.
1833 (rest_of_handle_cse2): Likewise.
1834 (rest_of_handle_cse_after_global_opts): Likewise.
1836 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1839 * config/arm/arm.c (arm32_output_mi_thunk): New.
1840 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1841 to split Thumb1 vs TARGET_32BIT functionality.
1842 (arm_thumb1_mi_thunk): New.
1844 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1846 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1849 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1852 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1854 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1856 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1857 (expand_builtin_trap): Emit a regular call.
1858 (set_builtin_user_assembler_name): Remove obsolete cases.
1859 * dse.c (scan_insn): Adjust.
1860 * except.c: Include calls.h.
1861 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1862 emit a regular call to setjmp.
1863 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1864 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1865 (emit_block_move_via_libcall): Delete.
1866 (block_move_fn): Delete.
1867 (init_block_move_fn): Likewise.
1868 (emit_block_move_libcall_fn): Likewise.
1869 (emit_block_op_via_libcall): New function.
1870 (set_storage_via_libcall): Tidy up and use memset builtin.
1871 (block_clear_fn): Delete.
1872 (init_block_clear_fn): Likewise.
1873 (clear_storage_libcall_fn): Likewise.
1874 (expand_assignment): Call emit_block_move_via_libcall.
1875 Do not include gt-expr.h.
1876 * expr.h (emit_block_op_via_libcall): Declare.
1877 (emit_block_copy_via_libcall): New inline function.
1878 (emit_block_move_via_libcall): Likewise.
1879 (emit_block_comp_via_libcall): Likewise.
1880 (block_clear_fn): Delete.
1881 (init_block_move_fn): Likewise.
1882 (init_block_clear_fn): Likewise.
1883 (emit_block_move_via_libcall): Likewise.
1884 (set_storage_via_libcall): Add default parameter value.
1885 * libfuncs.h (enum libfunc_index): Remove obsolete values.
1886 (abort_libfunc): Delete.
1887 (memcpy_libfunc): Likewise.
1888 (memmove_libfunc): Likewise.
1889 (memcmp_libfunc): Likewise.
1890 (memset_libfunc): Likewise.
1891 (setbits_libfunc): Likewise.
1892 (setjmp_libfunc): Likewise.
1893 (longjmp_libfunc): Likewise.
1894 (profile_function_entry_libfunc): Likewise.
1895 (profile_function_exit_libfunc): Likewise.
1896 (gcov_flush_libfunc): Likewise.
1897 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
1898 and DECL_VISIBILITY on the declaration.
1899 (init_optabs): Do not initialize obsolete libfuncs.
1900 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
1901 * tree-core.h (ECF_RET1): Define.
1902 (ECF_TM_PURE): Adjust.
1903 (ECF_TM_BUILTIN): Likewise.
1904 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
1905 (build_common_builtin_nodes): Initialize abort builtin.
1906 Add ECF_RET1 on memcpy, memmove and memset builtins.
1907 Pass final flags for alloca and alloca_with_align builtins.
1908 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
1910 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
1911 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
1912 set_storage_via_libcall and call emit_block_copy_via_libcall.
1914 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
1916 * config/i386/i386.md (*call_got_x32): Change operand 0 to
1917 DImode before it is passed to ix86_output_call_operand.
1918 (*call_value_got_x32): Ditto for operand 1.
1920 2016-05-12 Jiong Wang <jiong.wang@arm.com>
1922 PR rtl-optimization/70904
1923 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
1924 reload for wide mode.
1926 2016-05-12 Marek Polacek <polacek@redhat.com>
1929 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
1930 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
1931 * langhooks.h (incomplete_type_error): Likewise.
1932 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
1933 parameter, pass it down to incomplete_type_error.
1934 * tree.h (size_in_bytes): New inline overload.
1935 (size_in_bytes_loc): Renamed from size_in_bytes.
1937 2016-05-12 Richard Biener <rguenther@suse.de>
1939 PR tree-optimization/71059
1940 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
1941 nary before looking up or entering the expression into the VN
1943 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
1944 Make sure to re-use NARYs without result as inserted by
1947 2016-05-12 Richard Biener <rguenther@suse.de>
1949 PR tree-optimization/71062
1950 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1952 * tree-ssa-structalias.c (set_uids_in_ptset): Set
1953 vars_contains_restrict if the var is a restrict tag.
1954 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
1955 do not disambiguate pointers against it.
1956 (dump_points_to_solution): Re-structure and adjust for new
1957 vars_contains_restrict flag.
1958 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
1960 2016-05-12 Martin Liska <mliska@suse.cz>
1962 * doc/invoke.texi: Explain connection between
1963 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
1965 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
1967 PR tree-optimization/71006
1968 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
1969 consider COND_EXPR as a mask producer.
1971 2016-05-12 Marek Polacek <polacek@redhat.com>
1974 * opts.c (common_handle_option): Detect missing argument for --help^.
1976 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1979 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
1980 when popping the PC and within an interrupt handler routine.
1981 Add missing tab to output of "ldmfd".
1982 (output_return_instruction): Output LDMFD with SP update rather
1983 than POP when returning from interrupt handler.
1985 2016-05-12 Jakub Jelinek <jakub@redhat.com>
1987 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
1988 TARGET_64BIT && TARGET_AVX512DQ.
1989 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
1990 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
1991 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
1992 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
1993 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
1994 (*vec_extractv4si_zext): Add avx512dq alternative.
1995 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
1996 use v instead of x constraint in other alternatives where possible.
1998 * config/i386/sse.md (sse2_loadld): Use v instead of x
1999 constraint in alternatives 0,1,4.
2001 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2002 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2003 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2006 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2007 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2008 is not emitted unless TARGET_AVX512BW.
2009 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2010 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2011 for the result operand.
2013 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2014 constraint instead of x in avx alternatives. Use maybe_evex instead
2017 * config/i386/constraints.md (Yv): New constraint.
2018 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2019 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2020 * config/i386/i386.md (avx512fvecmode): New mode attr.
2021 (*pushtf): Use v constraint instead of x.
2022 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2023 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2024 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2025 (*absnegtf2_sse): Likewise.
2026 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2027 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2028 avx512f alternatives.
2029 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2031 2016-05-12 Richard Biener <rguenther@suse.de>
2033 PR tree-optimization/71060
2034 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2035 require exact match of DR_BASE_OBJECT but only matching address and
2038 2016-05-12 Richard Biener <rguenther@suse.de>
2040 PR tree-optimization/70986
2041 * cfganal.c: Include cfgloop.h.
2042 (dfs_find_deadend): Prefer to take edges exiting loops.
2044 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2046 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2047 compile and run time.
2049 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2052 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2054 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2056 * config/i386/i386.c (legitimize_pic_address): Use
2057 copy_to_suggested_reg instead of gen_movsi.
2059 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2061 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2062 the code into quad_address_p and call it to share code with
2063 vsx_quad_dform_memory_operand.
2064 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2066 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2067 bit instead of being a separate word. Split -mpower9-dform into
2068 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2069 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2070 for the register class supporting 128-bit quad word memory offsets.
2071 (mode_supports_vsx_dform_quad): Helper function to return if the
2072 register class uses quad word memory offsets.
2073 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2074 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2075 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2076 instructions are enabled, set up the appropriate addr_masks for
2078 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2079 -mpower9-dform-scalar, instead of -mpower9-dform.
2080 (rs6000_option_override_internal): Split -mpower9-dform into two
2081 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2082 -mpower9-dform switch sets or clears both. If we are not using
2083 the LRA register allocator, do not enable -mpower9-dform-vector by
2084 default. If we are using LRA, enable -mpower9-dform-vector and
2085 -mvsx-timode if it is appropriate. Issue a warning if either
2086 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2088 (quad_address_offset_p): New helper function to return if the
2089 offset is legal for quad word memory instructions.
2090 (quad_address_p): New function to determin if GPR or vector
2091 register quad word memory addresses are legal.
2092 (mem_operand_gpr): Validate quad word address offsets.
2093 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2094 d-form (register + offset) instructions.
2095 (offsettable_ok_by_alignment): Likewise.
2096 (rs6000_legitimate_offset_address_p): Likewise.
2097 (legitimate_lo_sum_address_p): Likewise.
2098 (rs6000_legitimize_address): Likewise.
2099 (rs6000_legitimize_reload_address): Add more debug statements for
2101 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2102 d-form instructions.
2103 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2104 d-form instructions. Distinguish different cases in debug
2105 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2106 d-form instructions.
2107 (rs6000_preferred_reload_class): Likewise.
2108 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2109 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2110 of the ISA 2.06 indexed memory instructions.
2111 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2112 use them to save/restore the saved vector registers instead of
2113 using Altivec instructions.
2114 (rs6000_emit_epilogue): Likewise.
2115 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2116 (rs6000_opt_masks): Split -mpower9-dform into
2117 -mpower9-dform-scalar and -mpower9-dform-vector.
2118 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2120 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2121 ISA 3.0 vector indexed memory instructions, and fold the code into
2122 the normal mov<mode> patterns.
2123 (p9_vecstore_<mode>): Likewise.
2124 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2126 (vsx_movti_64bit): Likewise.
2127 (vsx_movti_32bit): Likewise.
2128 * config/rs6000/constraints.md (wO constraint): New constraint for
2129 ISA 3.0 vector d-form support.
2130 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2131 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2132 include -mpower9-dform-vector until we switch over to LRA.
2133 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2134 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2135 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2136 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2137 for -mpower9-dform and -mlra.
2138 * doc/md.texi (wO constraint): Document wO constraint.
2140 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2142 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2143 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2144 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2145 Move handling of non-insn arguments inline into the sole user:
2146 (output_trans_func): ...here.
2147 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
2148 in emitted function prototype.
2149 (output_internal_insn_latency_func): Ditto. Simplify.
2150 (output_internal_maximal_insn_latency_func): Ditto. Delete
2151 always-unused argument.
2152 (output_insn_latency_func): Ditto.
2153 (output_maximal_insn_latency_func): Ditto.
2155 2016-05-11 Richard Biener <rguenther@suse.de>
2157 PR tree-optimization/71055
2158 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
2159 sth with precision not equal to access size verify we don't chop
2162 2016-05-11 Richard Biener <rguenther@suse.de>
2165 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
2166 (dwarf2out_finish): Move retry_incomplete_types call ...
2167 (dwarf2out_early_finish): ... here.
2169 2016-05-11 Richard Biener <rguenther@suse.de>
2172 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
2173 if the langhook insists on it.
2174 * fold-const.c (make_bit_field_ref): Add arg for the original
2175 reference and preserve its alias-set.
2176 (decode_field_reference): Take exp by reference and adjust it
2177 to the original memory reference.
2178 (optimize_bit_field_compare): Adjust callers.
2179 (fold_truth_andor_1): Likewise.
2180 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
2182 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
2185 * cfgrtl.h (delete_insn_and_edges): Now return bool.
2186 * cfgrtl.c (delete_insn_and_edges): Likewise.
2187 * config/i386/i386.c (convert_scalars_to_vector): Remove
2189 * cse.c (cse_insn): Compute cse_cfg_altered.
2190 (delete_trivially_dead_insns): Likewise.
2191 (cse_cc_succs): Likewise.
2192 (rest_of_handle_cse): Free dominance info if required.
2193 (rest_of_handle_cse2): Likewise.
2194 (rest_of_handle_cse_after_global_opts): Likewise.
2196 2016-05-11 Alan Modra <amodra@gmail.com>
2198 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2199 abi_v4_pass_in_fpr): New functions.
2200 (rs6000_function_arg_boundary): Exclude complex IBM long double
2201 from 64-bit alignment when ABI_V4.
2202 (rs6000_function_arg, rs6000_function_arg_advance_1,
2203 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2205 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
2207 PR rtl-optimization/71028
2208 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
2209 jump with just a return in the fallthrough block if the branch
2210 block contains just a return as well.
2212 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
2214 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
2215 * match.pd ((X & Y) ^ Y): ... this.
2216 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
2217 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2219 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2221 * read-md.c (require_char_ws): New function.
2222 (read_string): Simplify using require_char_ws.
2223 (handle_constants): Likewise.
2224 (handle_enum): Likewise.
2225 (handle_file): Likewise.
2226 * read-md.h (require_char_ws): New declaration.
2227 * read-rtl.c (read_conditions): Simplify using require_char_ws.
2228 (read_mapping): Likewise.
2229 (read_rtx_code): Likewise.
2230 (read_nested_rtx): Likewise.
2232 2016-05-10 James Norris <jnorris@codesourcery.com>
2234 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
2235 if offloading is enabled and -fopenacc or -fopenmp is specified.
2236 (CRTOFFLOADEND): Likewise.
2237 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
2238 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2240 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
2242 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
2243 gotoff_operand code paths. Use copy_to_suggested_regs and
2244 expand_simple_binop where appropriate. Cleanup.
2246 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2249 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
2251 (dimode_scalar_chain::vector_const_cost): New.
2252 (dimode_scalar_chain::compute_convert_gain): Handle constants.
2253 (dimode_scalar_chain::convert_op): Likewise.
2254 (dimode_scalar_chain::convert_insn): Likewise.
2256 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2258 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
2259 unary operation, not a binary one.
2261 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2264 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
2265 calls with type casted fndecl.
2267 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2269 PR tree-optimization/70786
2270 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
2271 * calls.c (initialize_argument_information): Bind bounds
2272 with corresponding args passed by reference.
2274 2016-05-10 Jakub Jelinek <jakub@redhat.com>
2277 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
2278 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
2279 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2282 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2285 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2286 code for a zero scale factor.
2287 (vsx_xvcvdpuxds_scale): Likewise.
2289 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2291 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2292 if show_ruler_p was set on the context.
2293 (layout::show_ruler): New method.
2294 * diagnostic.h (struct diagnostic_context): Add field
2297 2016-05-10 Richard Biener <rguenther@suse.de>
2299 PR tree-optimization/71039
2300 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2301 (chk_uses): New function.
2302 (propagate_with_phi): Verify we can safely replicate the lhs of an
2303 aggregate assignment on all incoming edges.
2305 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2307 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2309 (rx_atomic_sequence): New class.
2310 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2311 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2313 (rx_atomic_sequence::rx_atomic_sequence,
2314 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2315 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2316 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2317 CTRLREG_INTB): New constants.
2318 (FETCHOP): New code iterator.
2319 (fethcop_name, fetchop_name2): New iterator code attributes.
2320 (QIHI): New mode iterator.
2321 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2322 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2323 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2325 2016-05-10 Martin Liska <mliska@suse.cz>
2327 * tree-inline.c (remap_dependence_clique): Do not remap
2328 debugging statements.
2330 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2332 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2333 ("*fixuns_truncdfdi2_z13")
2334 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2335 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2336 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2338 2016-05-10 Richard Biener <rguenther@suse.de>
2340 PR tree-optimization/70497
2341 PR tree-optimization/28367
2342 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2344 (visit_reference_op_load): ... here.
2345 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2346 with simplified BIT_FIELD_REFs.
2347 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2348 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2351 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2353 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2354 documentation comment. For BLOCK nodes, add a
2355 DW_AT_abstract_origin attribute that points to the DIE generated
2356 for the origin BLOCK.
2357 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2358 blocks from inlined functions.
2360 2016-05-10 Alan Modra <amodra@gmail.com>
2363 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2364 regrename modifying insns saving lr before __morestack call.
2365 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2366 insns restoring lr after __morestack call.
2368 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2370 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2371 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2373 * config/i386/sse.md (vec_interleave_high<mode>,
2374 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2375 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2377 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2379 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2380 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2381 parallel reassociation for power8 and forward.
2383 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2385 * config/i386/i386.md (absneg splitters with general regs): Use
2386 general_reg_operand predicate.
2387 (btsq peephole2): Use x86_64_immediate_operand to check if new
2388 value is suitable for immediate operand. Generate emitted insn
2389 using RTL expressions.
2390 (btcq peephole2): Ditto.
2391 (btrq peephole2): Ditto. Generate correct immediate operand
2394 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2396 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2399 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2401 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2402 pointer dereference.
2404 2016-05-09 Richard Biener <rguenther@suse.de>
2406 PR tree-optimization/70985
2407 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2408 op0 isn't a gimple register.
2410 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2412 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2413 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2414 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2415 (i6400_fpu_mult): New cpu units.
2416 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2417 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2418 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2419 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2420 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2421 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2422 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2423 (i6400_msa_long_float4, i6400_msa_long_float5)
2424 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2425 (i6400_msa_fdiv_sf): New reservations.
2426 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2427 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2428 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2429 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2430 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2431 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2432 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2433 (msa_short_store4, msa_long_load, msa_short_store)
2434 (msa_long_logic, msa_long_float2, msa_long_float4)
2435 (msa_long_float5, msa_long_float8, msa_long_mult)
2436 (msa_long_fdiv, msa_long_div): New reservations.
2438 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2439 Sameera Deshpande <sameera.deshpande@imgtec.com>
2440 Matthew Fortune <matthew.fortune@imgtec.com>
2441 Graham Stott <graham.stott@imgtec.com>
2442 Chao-ying Fu <chao-ying.fu@imgtec.com>
2444 * config.gcc: Add MSA header file for mips*-*-* target.
2445 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2446 (Ubv8i, Urv8): New constraints.
2447 * config/mips/mips-ftypes.def: Add function types for MSA
2449 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2450 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2451 * config/mips/mips-msa.md: New file.
2452 * config/mips/mips-protos.h
2453 (mips_split_128bit_const_insns): New prototype.
2454 (mips_msa_idiv_insns): Likewise.
2455 (mips_split_128bit_move): Likewise.
2456 (mips_split_128bit_move_p): Likewise.
2457 (mips_split_msa_copy_d): Likewise.
2458 (mips_split_msa_insert_d): Likewise.
2459 (mips_split_msa_fill_d): Likewise.
2460 (mips_expand_msa_branch): Likewise.
2461 (mips_const_vector_same_val_p): Likewise.
2462 (mips_const_vector_same_bytes_p): Likewise.
2463 (mips_const_vector_same_int_p): Likewise.
2464 (mips_const_vector_shuffle_set_p): Likewise.
2465 (mips_const_vector_bitimm_set_p): Likewise.
2466 (mips_const_vector_bitimm_clr_p): Likewise.
2467 (mips_msa_vec_parallel_const_half): Likewise.
2468 (mips_msa_output_division): Likewise.
2469 (mips_ldst_scaled_shift): Likewise.
2470 (mips_expand_vec_cond_expr): Likewise.
2471 * config/mips/mips.c (enum mips_builtin_type): Add
2472 MIPS_BUILTIN_MSA_TEST_BRANCH.
2473 (mips_gen_const_int_vector_shuffle): New prototype.
2474 (mips_const_vector_bitimm_set_p): New function.
2475 (mips_const_vector_bitimm_clr_p): Likewise.
2476 (mips_const_vector_same_val_p): Likewise.
2477 (mips_const_vector_same_bytes_p): Likewise.
2478 (mips_const_vector_same_int_p): Likewise.
2479 (mips_const_vector_shuffle_set_p): Likewise.
2480 (mips_symbol_insns): Forbid loading symbols via immediate for
2482 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2484 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2486 (mips_lx_address_p): Add support load indexed address for MSA.
2487 (mips_address_insns): Add calculation of instructions needed for
2488 stores and loads for MSA.
2489 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2490 CONST_VECTOR for MSA and let it fall through.
2491 (mips_ldst_scaled_shift): New function.
2492 (mips_subword_at_byte): Likewise.
2493 (mips_msa_idiv_insns): Likewise.
2494 (mips_legitimize_move): Validate MSA moves.
2495 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2496 calculation of costs for MSA division.
2497 (mips_split_move_p): Check if MSA moves need splitting.
2498 (mips_split_move): Split MSA moves if necessary.
2499 (mips_split_128bit_move_p): New function.
2500 (mips_split_128bit_move): Likewise.
2501 (mips_split_msa_copy_d): Likewise.
2502 (mips_split_msa_insert_d): Likewise.
2503 (mips_split_msa_fill_d): Likewise.
2504 (mips_output_move): Handle MSA moves.
2505 (mips_expand_msa_branch): New function.
2506 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2507 Reinstate 'y' modifier.
2508 (mips_file_start): Add MSA .gnu_attribute.
2509 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2511 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2512 (mips_class_max_nregs): Add register size for MSA supported mode.
2513 (mips_cannot_change_mode_class): Allow conversion between MSA
2514 vector modes and TImode.
2515 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2517 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2518 (mips_preferred_simd_mode): Add preffered modes for MSA.
2519 (mips_vector_mode_supported_p): Add MSA supported modes.
2520 (mips_autovectorize_vector_sizes): New function.
2521 (mips_msa_output_division): Likewise.
2522 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2523 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2524 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2525 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2526 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2527 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2528 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2529 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2530 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2531 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2532 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2533 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2534 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2535 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2536 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2537 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2538 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2539 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2540 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2541 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2542 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2543 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2544 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2545 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2546 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2547 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2548 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2549 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2550 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2551 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2552 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2553 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2554 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2555 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2556 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2557 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2558 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2559 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2560 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2561 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2562 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2563 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2564 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2565 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2566 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2567 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2568 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2569 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2570 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2571 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2572 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2573 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2574 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2575 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2576 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2577 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2578 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2579 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2580 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2581 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2582 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2583 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2584 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2585 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2586 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2587 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2588 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2589 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2590 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2591 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2592 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2593 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2594 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2595 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2596 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2597 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2598 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2599 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2600 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2601 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2602 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2603 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2604 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2605 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2606 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2607 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2608 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2609 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2610 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2611 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2612 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2613 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2614 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2615 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2616 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2617 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2618 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2619 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2620 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2621 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2622 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2623 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2624 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2625 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2626 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2627 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2628 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2629 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2630 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2631 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2632 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2633 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2634 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2635 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2636 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2637 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2638 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2639 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2640 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2641 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2642 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2643 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2644 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2645 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2646 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2647 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2648 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2649 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2650 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2651 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2652 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2653 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2654 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2655 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2656 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2657 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2658 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2659 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2660 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2661 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2662 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2663 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2664 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2665 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2666 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2667 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2668 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2669 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2670 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2671 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2672 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2674 (mips_get_builtin_decl_index): New array.
2675 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2676 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2677 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2678 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2679 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2681 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2683 (mips_expand_builtin_insn): Prepare operands for
2684 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2685 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2686 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2687 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2688 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2689 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2690 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2691 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2692 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2693 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2694 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2695 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2696 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2697 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2698 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2699 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2700 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2701 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2702 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2703 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2704 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2705 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2706 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2707 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2708 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2709 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2710 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2711 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2712 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2713 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2714 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2715 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2716 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2717 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2718 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2719 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2720 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2721 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2722 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2723 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2724 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2725 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2726 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2727 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2728 These are set implicitly and an error is reported if overridden.
2729 (mips_expand_builtin_msa_test_branch): New function.
2730 (mips_expand_msa_shuffle): Likewise.
2731 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2732 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2733 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2734 (mips_expand_vec_unpack): Add support for MSA.
2735 (mips_expand_vector_init): Likewise.
2736 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2737 instead of const0_rtx.
2738 (mips_msa_vec_parallel_const_half): New function.
2739 (mips_gen_const_int_vector): Likewise.
2740 (mips_gen_const_int_vector_shuffle): Likewise.
2741 (mips_expand_msa_cmp): Likewise.
2742 (mips_expand_vec_cond_expr): Likewise.
2743 * config/mips/mips.h
2744 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2745 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2747 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2748 (ISA_HAS_MSA): New macro.
2749 (UNITS_PER_MSA_REG): Likewise.
2750 (BITS_PER_MSA_REG): Likewise.
2751 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2752 (MSA_REG_FIRST): New macro.
2753 (MSA_REG_LAST): Likewise.
2754 (MSA_REG_NUM): Likewise.
2755 (MSA_REG_P): Likewise.
2756 (MSA_REG_RTX_P): Likewise.
2757 (MSA_SUPPORTED_MODE_P): Likewise.
2758 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2759 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2760 * config/mips/mips.md: Include mips-msa.md.
2761 (alu_type): Add simd_add.
2762 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2763 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2764 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2765 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2766 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2767 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2768 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2769 simd_move, simd_load, simd_store. Choose "multi" for moves
2771 (qword_mode): New attribute.
2772 (insn_count): Add instruction count for quad moves.
2773 Increase the count for MIPS SIMD division.
2774 (UNITMODE): Add UNITMODEs for vector types.
2775 (addsub): New code iterator.
2776 * config/mips/mips.opt (mmsa): New option.
2777 * config/mips/msa.h: New file.
2778 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2780 * config/mips/mti-linux.h: Likewise.
2781 * config/mips/predicates.md
2782 (const_msa_branch_operand): New constraint.
2783 (const_uimm3_operand): Likewise.
2784 (const_uimm4_operand): Likewise.
2785 (const_uimm5_operand): Likewise.
2786 (const_uimm8_operand): Likewise.
2787 (const_imm5_operand): Likewise.
2788 (aq10b_operand): Likewise.
2789 (aq10h_operand): Likewise.
2790 (aq10w_operand): Likewise.
2791 (aq10d_operand): Likewise.
2792 (const_m1_operand): Likewise.
2793 (reg_or_m1_operand): Likewise.
2794 (const_exp_2_operand): Likewise.
2795 (const_exp_4_operand): Likewise.
2796 (const_exp_8_operand): Likewise.
2797 (const_exp_16_operand): Likewise.
2798 (const_vector_same_val_operand): Likewise.
2799 (const_vector_same_simm5_operand): Likewise.
2800 (const_vector_same_uimm5_operand): Likewise.
2801 (const_vector_same_uimm6_operand): Likewise.
2802 (const_vector_same_uimm8_operand): Likewise.
2803 (par_const_vector_shf_set_operand): Likewise.
2804 (reg_or_vector_same_val_operand): Likewise.
2805 (reg_or_vector_same_simm5_operand): Likewise.
2806 (reg_or_vector_same_uimm6_operand): Likewise.
2807 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2809 * doc/invoke.texi (-mmsa): Document new option.
2811 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2813 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2814 * configure: Regenerate.
2815 * config.in: Regenerate.
2816 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2818 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2819 (ENDFILE_VTV_SPEC): Define.
2821 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2823 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2824 registers in all interrupt handlers if necessary.
2825 (rl78_option_override): Add warning.
2826 (MUST_SAVE_MDUC_REGISTERS): New macro.
2827 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2828 * config/rl78/rl78.c (check_mduc_usage): New function.
2829 (mduc_regs): New structure to hold MDUC register data.
2830 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2831 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2832 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2833 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2834 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2835 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2837 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2839 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2840 (tree-ssa-loop-niter.h): Ditto.
2841 (idx_within_array_bound, ref_within_array_bound): New functions.
2842 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2843 Factor out check on writable base object to ...
2844 (base_object_writable): ... here.
2846 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2848 * config/arm/arm.md (probe_stack): Add modes to set source
2851 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2853 * regrename.c (base_reg_class_for_rename): New static function.
2854 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2856 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2858 * cgraph.c (thunk_adjust): Export.
2859 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2860 * cgraphunit.c (thunk_adjust): Export.
2861 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2863 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2865 * tree-inline.c (expand_call_inline): Expand thunks inline.
2867 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2870 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2871 (*sse2_vd_cvtss2sd): Ditto.
2872 * config/i386/i386.md
2873 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2874 Generate *sse2_vd_cvtsd2ss pattern.
2875 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2876 Generate *sse2_vd_cvtss2sd pattern.
2878 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2880 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2881 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
2884 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2886 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
2887 * config/sh/sh.c: Define and declare variables on first use throughout
2889 (current_function_interrupt): Change to bool type.
2890 (frame_insn): Rename to emit_frame_insn and update users.
2891 (push_regs): Use bool for 'interrupt_handler' argument.
2892 (save_schedule_s): Remove.
2893 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
2894 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
2895 targetm.asm_out.unaligned_op.di.
2896 (gen_far_branch): Remove redundant forward declaration.
2897 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
2898 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
2899 (sh_set_return_address, sh_function_ok_for_sibcall,
2900 scavenge_reg): Update comments.
2901 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
2902 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
2903 (sh_attr_renesas_p): Remove unnecessary parentheses.
2904 (branch_dest): Simplify.
2905 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
2906 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
2907 (CUMULATIVE_ARGS): Change macro to typedef.
2908 (current_function_interrupt): Change to bool type.
2909 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
2910 Surround with __cplusplus ifdef.
2911 (sh_compare_op0, sh_compare_op1): Remove.
2912 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
2914 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
2916 * config/arm/arm.md: (arch): Add neon.
2917 (arch_enabled): Return yes for arch neon when TARGET_NEON.
2918 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
2919 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
2920 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
2921 attributes for alt renumbering. Mark alt 3 as non-predicable.
2922 (thumb2_movdf_vfp): Likewise.
2924 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
2926 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
2927 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
2928 (*andqi_1): Add preferred_for_speed attribute to disparage
2929 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
2930 (*<code>qi_1): Ditto.
2931 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
2932 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
2933 (*ashlqi3_1): Ditto.
2934 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
2935 Add preferred_for_size attribute to disparage alternative 0 and
2936 preferred_for_speed attribute to disparage alternative 1 for
2937 TARGET_PARTIAL_REG_STALL targets.
2939 2016-05-07 Tom de Vries <tom@codesourcery.com>
2941 PR tree-optimization/70956
2942 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
2945 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
2947 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
2948 * config/sh/sh.c (sh_cbranch_distance): Implement it.
2949 * config/sh/sh.md (branch_zero): Remove define_attr.
2950 (define_delay): Disable delay slot if branch distance is one insn.
2952 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
2954 * config/i386/i386.md (LEAMODE): New mode attribute.
2955 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
2956 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
2957 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
2958 operand 2 predicate.
2959 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
2960 (*lea<mode>_general_3): Ditto.
2961 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
2963 2016-05-06 Jakub Jelinek <jakub@redhat.com>
2965 * genmddump.c (main): Convert argv from char ** to const char **.
2967 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2969 * coretypes.h (OVERRIDE): New macro.
2972 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
2974 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
2975 allow coalescing if the types are compatible.
2977 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2979 * pass_manager.h (pass_manager::register_pass_name): New method.
2980 (pass_manager::get_pass_by_name): New method.
2981 (pass_manager::create_pass_tab): New method.
2982 (pass_manager::m_name_to_pass_map): New field.
2983 * passes.c (name_to_pass_map): Delete global in favor of field
2984 "m_name_to_pass_map" of pass_manager.
2985 (register_pass_name): Rename from a function to...
2986 (pass_manager::register_pass_name): ...this method, updating
2987 for renaming of global "name_to_pass_map" to field
2988 "m_name_to_pass_map".
2989 (create_pass_tab): Rename from a function to...
2990 (pass_manager::create_pass_tab): ...this method, updating
2991 for renaming of global "name_to_pass_map" to field.
2992 (get_pass_by_name): Rename from a function to...
2993 (pass_manager::get_pass_by_name): ...this method.
2994 (enable_disable_pass): Convert use of get_pass_by_name to
2995 a method call, locating the pass_manager singleton.
2997 2016-05-06 David Malcolm <dmalcolm@redhat.com>
2999 * genattr-common.c (main): Convert argv from char ** to const char **.
3000 * genattr.c (main): Likewise.
3001 * genattrtab.c (main): Likewise.
3002 * genautomata.c (initiate_automaton_gen): Likewise.
3004 * gencodes.c (main): Likewise.
3005 * genconditions.c (main): Likewise.
3006 * genconfig.c (main): Likewise.
3007 * genconstants.c (main): Likewise.
3008 * genemit.c (main): Likewise.
3009 * genenums.c (main): Likewise.
3010 * genextract.c (main): Likewise.
3011 * genflags.c (main): Likewise.
3012 * genmddeps.c (main): Likewise.
3013 * genopinit.c (main): Likewise.
3014 * genoutput.c (main): Likewise.
3015 * genpeep.c (main): Likewise.
3016 * genpreds.c (main): Likewise.
3017 * genrecog.c (main): Likewise.
3018 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3019 (init_rtx_reader_args): Likewise.
3020 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3021 (init_rtx_reader_args): Likewise.
3022 * gentarget-def.c (main): Likewise.
3023 * read-md.c (read_md_files): Likewise.
3024 * read-md.h (read_md_files): Likewise.
3026 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3028 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3029 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3030 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3031 Remove unused predicate.
3032 (register_and_not_fp_reg_operand): Ditto.
3034 2016-05-06 Martin Liska <mliska@suse.cz>
3036 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3037 instead of vec as the vector is local to the function.
3039 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3041 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3042 avx512bw alternative.
3044 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3045 before the ashr<mode>3 pattern.
3047 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3048 v instead of x in vex or maybe_vex alternatives, use
3049 maybe_evex instead of vex in prefix.
3051 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3052 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3053 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3054 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3057 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3058 v instead of x in vex or maybe_vex alternatives, use
3059 maybe_evex instead of vex in prefix.
3061 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3062 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3063 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3064 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3065 alternatives, use maybe_evex instead of vex in prefix.
3067 * config/i386/sse.md (vec_interleave_lowv4sf,
3068 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3069 v instead of x in vex or maybe_vex alternatives, use
3070 maybe_evex instead of vex in prefix.
3072 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3073 v instead of x in vex or maybe_vex alternatives, use
3074 maybe_evex instead of vex in prefix.
3076 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3077 v constraint instead of x.
3079 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3081 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3082 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3085 2016-05-06 Richard Biener <rguenther@suse.de>
3087 PR tree-optimization/70948
3088 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3089 Properly clobber all fields of va_list for __builtin_va_start.
3091 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3094 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3095 loop latch destination.
3097 2016-05-06 Martin Liska <mliska@suse.cz>
3099 * tree-ssa-uninit.c: Apply manual changes
3100 to the GNU coding style.
3101 (prune_uninit_phi_opnds): Rename from
3102 prune_uninit_phi_opnds_in_unrealizable_paths.
3104 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3106 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3107 mspace): Remove deprecated options.
3108 * doc/invoke.texi (SH options): Remove -mspace.
3110 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3112 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3114 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3116 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3117 corresponding combine split pattern.
3119 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3122 * config/sh/predicates.md (long_displacement_mem_operand): New.
3123 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3124 Add movi20, movi20s alternatives. Adjust length attribute for
3126 (movsi_ie): Allow for any FPU. Adjust length attribute for
3128 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3129 attribute for alternatives.
3130 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3131 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3132 length attribute for alternatives.
3134 2016-05-06 Richard Biener <rguenther@suse.de>
3136 PR tree-optimization/70960
3137 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3139 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3142 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3143 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3145 2016-05-06 Marek Polacek <polacek@redhat.com>
3148 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3150 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3153 * config/sh/sh.md (*rotcr): Add another variant.
3155 2016-05-06 Richard Biener <rguenther@suse.de>
3158 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
3160 2016-05-06 Richard Biener <rguenther@suse.de>
3163 * fold-const.c (split_tree): Always convert to the original type
3166 2016-05-06 Richard Biener <rguenther@suse.de>
3168 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
3169 (fwprop_addr): Likewise.
3171 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3174 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
3176 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
3177 * config/i386/i386.md (push mem splitter): Use find_constant_src in
3178 the splitter condition.
3179 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
3180 the splitter condition.
3181 (FP float_extend load splitter): Ditto.
3183 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
3185 * config/i386/i386.md (peehole2 patterns): Change true_regnum
3186 to REGNO in all peephole2 patterns.
3187 (post-reload splitters): Change true_regnum to REGNO in
3188 post-reload splitters.
3189 (zero_extend splitters): Use general_reg_operand and
3190 nonimmediate_gr_operand predicates.
3192 2016-05-05 Jakub Jelinek <jakub@redhat.com>
3194 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
3195 v constraint instead of x.
3197 2016-05-05 Alan Modra <amodra@gmail.com>
3200 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3201 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
3202 TARGET_NO_FP_IN_TOC for -mrelocatable.
3203 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
3204 TARGET_RELOCATABLE test.
3205 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3206 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3207 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3208 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3209 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3210 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3211 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3212 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3213 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3214 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3216 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
3217 (rs6000_stack_info): Likewise.
3218 (rs6000_elf_asm_out_constructor): Likewise.
3219 (rs6000_elf_asm_out_destructor): Likewise.
3220 (rs6000_elf_declare_function_name): Likewise.
3221 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
3222 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
3225 2016-05-05 Alan Modra <amodra@gmail.com>
3227 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
3229 2016-05-05 Alan Modra <amodra@gmail.com>
3231 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
3232 out-of-line gpr restore for one or two regs if that would add
3235 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
3238 * config/i386/i386.md
3239 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
3240 Change to post-epilogue_completed late splitter. Use sse_reg_operand
3241 as operand 0 predicate.
3242 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
3244 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
3245 Ditto. Emit the pattern using RTX.
3247 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
3248 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
3249 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
3250 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
3252 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
3253 sse_reg_operand as operand 0 predicate.
3255 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
3256 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
3257 instead of gen_rtx_REG.
3258 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
3261 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3263 * function.c (emit_use_return_register_into_block): Delete.
3264 (gen_return_pattern): Delete.
3265 (emit_return_into_block): Delete.
3266 (active_insn_between): Delete.
3267 (convert_jumps_to_returns): Delete.
3268 (emit_return_for_exit): Delete.
3269 (thread_prologue_and_epilogue_insns): Delete all code dealing with
3270 simple_return for shrink-wrapped blocks.
3271 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
3272 end of blocks that need one.
3273 (get_unconverted_simple_return): Delete.
3274 (convert_to_simple_return): Delete.
3275 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
3276 (convert_to_simple_return): Ditto.
3278 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3280 * cfgcleanup.c (bb_is_just_return): New function.
3281 (try_optimize_cfg): Simplify jumps to return, branches to return,
3282 and branches around return.
3284 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3286 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3289 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3293 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3294 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3295 assert flags & OEP_HASH_CHECK, instead of asserting it
3296 never happens. Handle TARGET_EXPR.
3297 * fold-const.c (operand_equal_p): For hash verification,
3298 or in OEP_HASH_CHECK into flags.
3300 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3302 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3304 (compute_samebase_partition_bases): Fix typo.
3306 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3308 * config/i386/sse.md (vec_interleave_highv8sf,
3309 vec_interleave_lowv8sf, vec_interleave_highv4df,
3310 vec_interleave_lowv4df): Remove constraints from expanders.
3312 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3314 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3316 * tree-inline.c (expand_call_inline): Fix path dealing with
3317 making lhs of call statement undefined.
3319 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3321 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3322 Check availability on NODE, too.
3323 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3324 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3325 (varpool_node::call_for_symbol_and_aliase): Likewise.
3326 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3327 (propagate_pure_const): Propagate across interposable functions, too.
3328 (skip_function_for_local_pure_const): Do not skip interposable bodies
3330 (pass_local_pure_const::execute): Update.
3332 2016-05-04 Marek Polacek <polacek@redhat.com>
3334 * doc/invoke.texi: Document -Wdangling-else.
3336 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3338 * config.gcc: Error out when conflicting multilib is detected. Do not
3339 loop over multilibs since no combination is legal.
3341 2016-05-04 Alan Modra <amodra@gmail.com>
3343 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3344 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3345 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3348 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3350 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3351 Clean up p5600 comments.
3353 2016-05-04 Richard Biener <rguenther@suse.de>
3355 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3356 constructor simplifications.
3357 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3359 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3361 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3362 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3363 result.set_rtx is null instead of aborting.
3364 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3366 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3367 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3368 *mov<mode>_store_postinc): New patterns.
3370 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3372 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3373 as commutative. Check both conversions are NOP.
3374 ((A & B) OP (C & B)): Remove.
3376 2016-05-04 Alan Modra <amodra@gmail.com>
3378 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3380 2016-05-04 Alan Modra <amodra@gmail.com>
3383 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3384 when cr2,3,4 are all fixed regs.
3386 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3388 PR rtl-optimization/57193
3389 * opts.c (default_options_table): Revert OPT_frename_registers change.
3390 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3392 2016-05-03 Martin Sebor <msebor@redhat.com>
3395 * builtins.c (fold_builtin_FILE): New function.
3396 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3397 (fold_builtin_0): Call them.
3398 * gimplify.c (gimplify_call_expr): Remove the handling of
3399 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3402 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3403 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3407 * doc/extend.texi (Function Names as Strings): Update __func__,
3408 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3411 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3412 Richard Biener <rguenther@suse.de>
3414 PR tree-optimization/70916
3415 * tree-if-conv.c: Include cfganal.h.
3416 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3417 and remove_fake_exit_edges around the optimization pass.
3419 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3421 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3422 (cgraph_edge::make_direct): Likewise.
3423 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3424 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3425 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3426 (CIF_THUNK): New code.
3427 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3428 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3429 (compute_inline_parameters): Set inline_failed for thunks.
3430 (inline_analyze_function): Cleanup.
3431 * ipa-inline.c (can_inline_edge_p): Do not deal with
3432 call_stmt_cannot_inline_p.
3433 (can_early_inline_edge_p): Likewise.
3434 (early_inliner): Initialize inline_failed.
3435 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3437 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3439 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3440 from nonimm_ssenomem_operand.
3441 (nonimm_ssenomem_operand): New predicate.
3442 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3443 as operand 0 predicate.
3444 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3445 Disable unsupported alternatives using "enabled" attribute.
3446 Use register_ssemem_operand as operand 0 predicate.
3447 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3449 2016-05-03 Marek Polacek <polacek@redhat.com>
3452 * input.c (expansion_point_location): New function.
3453 * input.h (expansion_point_location): Declare.
3455 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3457 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3458 occurence with frame_offset_ ones.
3460 2016-05-03 Alan Modra <amodra@gmail.com>
3462 PR rtl-optimization/70890
3463 * ira.c (combine_and_move_insns): When moving def_insn, remove
3466 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3468 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3469 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3470 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3471 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3473 2016-05-03 Alan Modra <amodra@gmail.com>
3475 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3476 for SAVE_MULTIPLE/STORE_MULTIPLE.
3478 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3480 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3481 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3483 2016-05-03 Richard Biener <rguenther@suse.de>
3485 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3487 (gimplify_arg): Likewise.
3488 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3489 re-writing the result to a decl if required.
3490 (internal_get_tmp_var): Add allow_ssa parameter
3491 and override into_ssa with it.
3492 (get_formal_tmp_var): Adjust.
3493 (get_initialized_tmp_var): Add allow_ssa parameter.
3494 (gimplify_arg): Add allow_ssa parameter and avoid generating
3495 SSA names for the result false.
3496 (gimplify_call_expr): If the call may return twice do not
3497 gimplify parameters into SSA.
3498 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3499 (gimplify_modify_expr): Adjust assert. For noreturn calls
3500 with a SSA name LHS adjust its def.
3501 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3502 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3503 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3504 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3505 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3506 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3507 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3508 (optimize_target_teams): Do not allow SSA names for clause operands.
3509 (gimplify_expr): Likewise for where we mark the result addressable.
3510 * passes.def (pass_init_datastructures): Remove.
3511 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3512 (rewrite_stmt): Likewise.
3513 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3514 (replace_locals_op): Replace SSA names.
3515 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3516 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3517 * cgraph.c (release_function_body): Free CFG annotations only
3518 when we have a CFG. Simplify.
3519 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3520 force_gimple_operand instead of get_initialized_tmp_var.
3521 * tree-pass.h (make_pass_init_datastructures): Remove.
3522 * tree-ssa.c (execute_init_datastructures): Remove.
3523 (pass_data_init_datastructures): Likewise.
3524 (class pass_init_datastructures): Likewise.
3525 (make_pass_init_datastructures): Likewise.
3526 * omp-low.c (create_omp_child_function): Init SSA data structures.
3527 (grid_expand_target_grid_body): Likewise.
3528 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3529 name before adding it to names_to_release.
3530 (remove_bb): Always release SSA defs.
3531 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3532 before dereferencing it.
3533 * cgraphunit.c (init_lowered_empty_function): Always
3534 int SSA data structures.
3535 * tree-ssanames.c (release_defs): Remove assert that we are in
3537 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3539 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3540 Uros Bizjak <ubizjak@gmail.com>
3542 PR rtl-optimization/70467
3543 * config/i386/predicates.md (x86_64_hilo_int_operand,
3544 x86_64_hilo_general_operand): New predicates.
3545 * config/i386/constraints.md (Wd): New constraint.
3546 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3547 (general_hilo_operand): New mode attr.
3548 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3549 instead of <general_operand>.
3550 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3551 x86_64_hilo_general_operand instead of <general_operand>.
3553 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3555 PR tree-optimization/70916
3556 * tree-if-conv.c (constant_or_ssa_name): Removed.
3557 (fold_build_cond_expr): Use is_gimple_val instead of
3558 constant_or_ssa_name.
3560 PR tree-optimization/70916
3561 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3562 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3565 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3566 (optimize_atomic_bit_test_and): New function.
3567 (pass_fold_builtins::execute): Use it.
3568 * optabs.def (atomic_bit_test_and_set_optab,
3569 atomic_bit_test_and_complement_optab,
3570 atomic_bit_test_and_reset_optab): New optabs.
3571 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3572 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3573 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3574 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3575 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3576 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3577 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3578 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3579 atomic_bit_test_and_complement@var{mode},
3580 atomic_bit_test_and_reset@var{mode}): Document.
3581 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3582 atomic_bit_test_and_complement<mode>,
3583 atomic_bit_test_and_reset<mode>): New expanders.
3584 (atomic_bit_test_and_set<mode>_1,
3585 atomic_bit_test_and_complement<mode>_1,
3586 atomic_bit_test_and_reset<mode>_1): New insns.
3588 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3590 PR rtl-optimization/70687
3591 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3592 instead of unsigned HOST_WIDE_INT.
3594 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3596 PR rtl-optimization/44281
3597 * hard-reg-set.h (struct target_hard_regs): New field
3598 x_fixed_nonglobal_reg_set.
3599 (fixed_nonglobal_reg_set): New macro.
3600 * reginfo.c (init_reg_sets_1): Initialize it.
3601 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3603 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3605 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3607 PR tree-optimization/56541
3608 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3609 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3610 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3611 (any_complicated_phi): new static variable.
3612 (aggressive_if_conv): delete.
3613 (if_convertible_phi_p): support phis with more than two arguments.
3614 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3615 critical pred edges.
3616 (ifcvt_split_critical_edges): support phis with more than two
3617 arguments by checking new parameter. only split critical edges
3619 (tree_if_conversion): handle simd pragma marked loop using new
3620 local variable aggressive_if_conv. check any_complicated_phi.
3622 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3624 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3627 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3629 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3632 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3634 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3635 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3636 define_insn_and_split.
3637 (mulsi3_i): New define_insn_and_split.
3638 (mulsi3_call): Convert to define_insn.
3639 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3642 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3644 * machmode.h (mode_complex): Add support to give the complex mode
3646 (GET_MODE_COMPLEX_MODE): Likewise.
3647 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3648 stored by build_complex_type and gfc_build_complex_type instead of
3649 trying to figure out the appropriate mode based on the size. Raise
3650 an assertion error, if the type was not set.
3651 * genmodes.c (struct mode_data): Add field for the complex type of
3653 (blank_mode): Likewise.
3654 (make_complex_modes): Remember the complex mode created in the
3656 (emit_mode_complex): Write out the mode_complex array to map a
3657 type mode to the complex version.
3658 (emit_insn_modes_c): Likewise.
3659 * tree.c (build_complex_type): Set the complex type to use before
3660 calling layout_type.
3661 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3662 support for __float128 complex datatypes.
3663 (rs6000_hard_regno_mode_ok): Likewise.
3664 (rs6000_setup_reg_addr_masks): Likewise.
3665 (rs6000_complex_function_value): Likewise.
3666 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3667 __float128 and __ibm128 complex.
3668 (FLOAT128_IBM_P): Likewise.
3669 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3670 * doc/extend.texi (Additional Floating Types): Document that
3671 -mfloat128 must be used to enable __float128. Document complex
3672 __float128 and __ibm128 support.
3674 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3677 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3678 char/short arguments promoted to int because of promote_prototypes.
3680 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3682 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3683 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3684 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3685 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3686 alternatives using "enabled" attribute. Use register_ssemem_operand
3687 as operand 1 predicate.
3688 (*cmpi<unord>xf_i387): Split XFmode pattern from
3689 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3690 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3691 *absneg<mode>2_i387. Disable unsupported alternatives using
3692 "enabled" attribute.
3693 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3695 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3697 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3699 (oacc_loop_process): Check mask for loop termination.
3701 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3703 * cif-code.def (CIF_THUNK): Add.
3704 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3707 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3709 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3710 (dump_inline_summary): Dump it.
3711 (fp_expression_p): New predicate.
3712 (estimate_function_body_sizes): Use it.
3713 (inline_merge_summary): Merge fp_expressions.
3714 (inline_read_section): Read fp_expressions.
3715 (inline_write_summary): Write fp_expressions.
3716 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3717 codegen boundary if either caller or callee is !fp_expressions.
3718 * ipa-inline.h (inline_summary): Add fp_expressions.
3719 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3720 to fp_expressions be sure the fp generation flags are updated.
3722 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3724 PR rtl-optimization/70467
3725 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3727 PR rtl-optimization/70467
3728 * ipa-pure-const.c (check_call): Handle internal calls even in
3729 ipa mode like in local mode.
3731 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3733 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3735 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3737 * match.pd (X u< X, X u> X): New transformations.
3739 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3741 * flag-types.h (enum warn_strict_overflow_code): Move ...
3742 * coretypes.h: ... here.
3743 * fold-const.h (fold_overflow_warning): Declare.
3744 * fold-const.c (fold_overflow_warning): Make non-static.
3745 (fold_comparison): Move the transformation of X +- C1 CMP C2
3746 into X CMP C2 -+ C1 ...
3747 * match.pd: ... here.
3748 * gimple-fold.c (fold_stmt_1): Protect with
3749 fold_defer_overflow_warnings.
3751 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3753 * omp-low.c (struct oacc_loop): Add 'inner' field.
3754 (new_oacc_loop_raw): Initialize it to zero.
3755 (oacc_loop_fixed_partitions): Initialize it.
3756 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3757 available partitioning.
3759 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3761 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3763 (umulsidi3): Likewise.
3764 (indirect_jump): Fix jump instruction assembly patterns.
3766 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3769 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3770 (nvptx_function_value): Assert non-NULL cfun.
3772 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3774 PR rtl-optimization/70886
3775 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3777 * cselib.h (rtx_equal_for_cselib_1): Declare.
3778 (rtx_equal_for_cselib_p: New inline function.
3779 * cselib.c (rtx_equal_for_cselib_p): Delete.
3780 (rtx_equal_for_cselib_1): Make public.
3782 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3784 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3785 (register_mixssei387nonimm_operand): Remove predicate.
3786 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3787 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3788 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3789 for TARGET_MIX_SSE_I387 alternatives.
3790 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3791 Disable unsupported alternatives using "enabled" attribute. Use
3792 nonimm_ssenomem_operand as operand 1 predicate. Also check
3793 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3795 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3797 * tree.c (cst_and_fits_in_hwi): Simplify.
3799 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3801 * tree.h (wi::to_wide): New function.
3802 * expr.c (expand_expr_real_1): Use wi::to_wide.
3803 * fold-const.c (int_const_binop_1): Likewise.
3804 (extract_muldiv_1): Likewise.
3806 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3808 * wide-int.h: Update offset_int and widest_int documentation.
3809 (WI_SIGNED_SHIFT_RESULT): New macro.
3810 (wi::binary_shift): Define signed_shift_result_type for
3811 shifts on offset_int- and widest_int-like types.
3812 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3813 * tree.h (int_bit_position): Use shift operators instead of wi::
3815 * alias.c (adjust_offset_for_component_ref): Likewise.
3816 * expr.c (get_inner_reference): Likewise.
3817 * fold-const.c (fold_comparison): Likewise.
3818 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3819 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3820 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3821 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3822 (stmt_kills_ref_p): Likewise.
3823 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3824 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3825 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3826 (ao_ref_init_from_vn_reference): Likewise.
3828 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3830 * wide-int.h: Update offset_int and widest_int documentation.
3831 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3832 (wi::binary_traits): Allow ordered comparisons between offset_int and
3833 offset_int, between widest_int and widest_int, and between either
3834 of these types and basic C types.
3835 (operator <, <=, >, >=): Define for the same combinations.
3836 * tree.h (tree_int_cst_lt): Use comparison operators instead
3837 of wi:: comparisons.
3838 (tree_int_cst_le): Likewise.
3839 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3840 (fold_nonarray_ctor_reference): Likewise.
3841 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3842 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3843 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3844 * tree-sra.c (completely_scalarize): Likewise.
3845 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3846 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3847 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3848 (check_for_binary_op_overflow): Likewise.
3849 (search_for_addr_array): Likewise.
3850 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3852 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3854 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3855 (arc_save_restore): Likewise.
3856 (arc_dwarf_register_span): Likewise.
3857 (arc_output_pic_addr_const): Initialize suffix variable.
3859 2016-05-02 Martin Liska <mliska@suse.cz>
3861 * symbol-summary.h (function_summary::function_summary):
3862 Remove checking assert for all cgraph nodes.
3863 (function_summary::get): Check summary_uid.
3864 (symtab_insertion): Check summary_uid.
3866 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3868 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3869 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3871 (arc_dwarf_register_span): Remove enum keyword.
3872 (compact_memory_operand_p): New function.
3873 * config/arc/arc.h (reg_class): Add code density register classes.
3874 (REG_CLASS_NAMES): Likewise.
3875 (REG_CLASS_CONTENTS): Likewise.
3876 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3877 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3878 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3879 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3880 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3882 (h, Rcd, Rsd, Rzd): New register constraints.
3883 (T): Use compact_memory_operand_p function.
3884 * config/arc/predicates.md (compact_load_memory_operand): Remove.
3886 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3888 * config/sh/sh.md (*negnegt, *movtt): Remove.
3890 2016-05-02 Marek Polacek <polacek@redhat.com>
3891 Tom de Vries <tom@codesourcery.com>
3893 PR tree-optimization/70700
3894 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
3895 bigger than FIRST_REF_NODE.
3897 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
3900 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
3902 (prepare_cbranch_operands): Don't use scratch register. Assume that
3903 function is used when pseudos can be created.
3904 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
3905 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
3906 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
3907 define_expand. Allow it only when pseudos can be created.
3908 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
3910 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
3912 * config/i386/constraints.md (BC): Only allow -1 operands.
3913 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
3914 Add "enabled" attribute. Update XI mode attribute calculation.
3915 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
3916 (*movoi_internal_avx): Update XI mode attribute calculation.
3917 (*movti_internal): Ditto.
3919 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3921 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
3922 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
3924 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
3926 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
3927 statement on instruction code. Remove trailing spaces.
3928 (altivec_expand_stv_builtin): Likewise.
3930 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3932 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
3933 (TARGET_FPU_DOUBLE): Simplify.
3934 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
3935 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
3936 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
3937 with 'TARGET_FPU_DOUBLE'.
3938 * config/sh/sh.md: Likewise.
3940 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
3942 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
3943 SH_DIV_STR_FOR_SIZE): Remove.
3944 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
3945 SH_DIV_STR_FOR_SIZE): Remove.
3947 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
3949 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
3950 logical_reg_operand): Delete.
3951 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
3952 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
3953 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
3954 match_operand and match_test.
3955 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
3956 variables on their first use. Return bool values.
3957 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
3958 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
3959 arith_reg_operand for input operand. Remove empty constraints.
3961 (*xorsi3_compact): Rename to xorsi3.
3962 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
3963 (*zero_extend<mode>si2_disp_mem): Update comment.
3966 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3968 * config/sh/t-sh: Remove SH5 support.
3969 * config.gcc: Likewise.
3970 * configure: Likewise.
3972 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3974 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
3976 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
3978 * config/sh/sh.c (register_sh_passes, sh_option_override,
3979 sh_print_operand, prepare_move_operands,
3980 sh_can_follow_jump): Remove TARGET_SH1 checks.
3981 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
3982 PROMOTE_MODE): Likewise.
3983 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
3986 2016-04-30 Alan Modra <amodra@gmail.com>
3988 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
3989 restoring when fixed_reg_p, but allow out-of-line or stmw save.
3990 Check for user regs later to avoid unnecessary looping over regs.
3991 Merge user reg check with non-saved reg check. Don't force
3992 inline VR restore when static chain used.
3993 (rs6000_frame_related): Omit eh_frame info for user regs when
3995 (fixed_regs_p): Delete.
3997 2016-04-30 Alan Modra <amodra@gmail.com>
3999 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4000 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4003 2016-04-30 Alan Modra <amodra@gmail.com>
4006 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4007 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4010 2016-04-30 Alan Modra <amodra@gmail.com>
4012 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4013 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4014 flag_pic test for Darwin.
4016 2016-04-30 Alan Modra <amodra@gmail.com>
4018 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4019 throw_calls_crossed.
4020 (REG_FREQ_CALLS_CROSSED): Delete.
4021 (REG_N_THROWING_CALLS_CROSSED): Delete.
4022 * regstat.c (regstat_bb_compute_ri): Don't calculate
4023 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4024 (dump_reg_info): Don't print call cross frequency.
4025 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4026 and REG_N_THROWING_CALLS_CROSSED.
4028 2016-04-30 Alan Modra <amodra@gmail.com>
4030 * regs.h (struct reg_info_t): Delete live_length.
4031 (REG_LIVE_LENGTH): Delete macro.
4032 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4033 local_live, local_processed and local_live_last_luid params.
4034 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4036 (regstat_compute_ri): Adjust for above. Don't set
4038 (dump_reg_info): Don't print live length.
4039 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4040 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4041 Localize loop_depth var.
4043 2016-04-30 Alan Modra <amodra@gmail.com>
4045 * ira.c (enum valid_equiv): New.
4046 (validate_equiv_mem): Return enum.
4047 (update_equiv_mem): Create replacement in more cases.
4048 (add_store_equivs): Update validate_equiv_mem call.
4050 2016-04-30 Alan Modra <amodra@gmail.com>
4052 * ira.c (combine_and_move_insns): Rather than scanning insns,
4053 use DF infrastucture to find use and def insns.
4055 2016-04-30 Alan Modra <amodra@gmail.com>
4057 ira.c (combine_and_move_insns): Move invariant conditions..
4058 (ira.c): ..to here. Call combine_and_move_insns before
4059 add_store_equivs. Call grow_reg_equivs later. Allocate
4060 req_equiv later using max_reg_num() rather than global max_regno.
4061 (contains_replace_regs): Delete.
4062 (add_store_equivs): Remove contains_replace_regs test.
4064 2016-04-30 Alan Modra <amodra@gmail.com>
4066 * ira.c (struct equiv_mem_data): New.
4067 (equiv_mem, equiv_mem_modified): Delete static vars.
4068 (validate_equiv_mem_from_store): Use "data" param to communicate..
4069 (validate_equiv_mem): ..from here.
4071 2016-04-30 Alan Modra <amodra@gmail.com>
4073 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4075 (update_reg_equivs): ..here. Move allocation and freeing of
4076 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4077 end_alias_analysis to..
4080 2016-04-30 Alan Modra <amodra@gmail.com>
4082 * ira.c (pdx_subregs): Delete.
4083 (struct equivalence): Add pdx_subregs field.
4084 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4086 (update_equiv_regs): Don't create or free pdx_subregs. Update
4089 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4091 * config/rs6000/altivec.h: Change definitions of vec_xl and
4093 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4094 (LD_ELEMREV_V2DI): New.
4095 (LD_ELEMREV_V4SF): New.
4096 (LD_ELEMREV_V4SI): New.
4097 (LD_ELEMREV_V8HI): New.
4098 (LD_ELEMREV_V16QI): New.
4099 (ST_ELEMREV_V2DF): New.
4100 (ST_ELEMREV_V2DI): New.
4101 (ST_ELEMREV_V4SF): New.
4102 (ST_ELEMREV_V4SI): New.
4103 (ST_ELEMREV_V8HI): New.
4104 (ST_ELEMREV_V16QI): New.
4107 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4108 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4109 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4110 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4111 (altivec_expand_builtin): Add handling for
4112 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4113 (rs6000_invalid_builtin): Add error-checking for
4114 RS6000_BTM_P9_VECTOR.
4115 (altivec_init_builtins): Define builtins used to implement vec_xl
4117 (rs6000_builtin_mask_names): Define power9-vector.
4118 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4119 (RS6000_BTM_P9_VECTOR): Define.
4120 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4121 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4122 (vsx_ld_elemrev_v2df): Likewise.
4123 (vsx_ld_elemrev_v4sf): Likewise.
4124 (vsx_ld_elemrev_v4si): Likewise.
4125 (vsx_ld_elemrev_v8hi): Likewise.
4126 (vsx_ld_elemrev_v16qi): Likewise.
4127 (vsx_st_elemrev_v2df): Likewise.
4128 (vsx_st_elemrev_v2di): Likewise.
4129 (vsx_st_elemrev_v4sf): Likewise.
4130 (vsx_st_elemrev_v4si): Likewise.
4131 (vsx_st_elemrev_v8hi): Likewise.
4132 (vsx_st_elemrev_v16qi): Likewise.
4133 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4136 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4138 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4140 (simplify_control_stmt_condition_1): ... here. Recurse into
4141 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4143 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4146 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
4147 (zero_extendqi<mode>2_dot): Revert earlier conversion from
4148 define_insn_and_split to define_insn.
4149 (zero_extendqi<mode>2_dot2): Same.
4150 (extendqi<mode>2_dot): Same.
4151 (extendqi<mode>2_dot2): Same.
4153 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4155 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
4156 (probe_stack): New expander.
4157 (probe_stack_<mode>): New insn pattern.
4159 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4161 * config/i386/i386.md
4162 (operations with memory inputs setting flags peephole2):
4163 Remove uneeded REG_P checks. Cleanup pattern generation.
4165 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
4167 * tree-vect-loop.c (vect_transform_loop): Fix
4168 nb_iterations_upper_bound computation for vectorized loop.
4170 2016-04-29 Marek Polacek <polacek@redhat.com>
4171 Jakub Jelinek <jakub@redhat.com>
4174 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4175 TARGET_EXPR_SLOT as a base.
4177 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
4179 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
4180 with 'rCm2' constraints to limit possible immediate size.
4181 (*load_zeroextendqisi_update): Likewise.
4182 (*load_signextendqisi_update): Likewise.
4183 (*loadhi_update): Likewise.
4184 (*load_zeroextendhisi_update): Likewise.
4185 (*load_signextendhisi_update): Likewise.
4186 (*loadsi_update): Likewise.
4187 (*loadsf_update): Likewise.
4189 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4191 * config/i386/predicates.md (constm1_operand): Fix comparison.
4193 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4195 * testsuite/gcc.target/arc/ieee_eq.c: New test.
4197 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
4199 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
4200 remaining SH5 related settings.
4201 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
4202 shmedia_prepare_call_address): Delete.
4203 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
4204 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
4205 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
4206 UNSUPPORTED_SH2A): Remove m5 checks.
4207 (sh_divide_strategy_e): Remove SH5 division strategies.
4208 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
4209 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
4211 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4213 * config/s390/s390.c (s390_rtx_costs): Update documentation.
4215 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4217 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
4218 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
4220 * config/s390/vector.md ("mov<mode>"): Likewise.
4222 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
4224 * config/s390/constraints.md ("U", "W"): Invoke
4225 s390_mem_constraint with "ZR" and "ZT".
4226 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
4227 addresses when using LRA. Accept also short displacements for S
4228 and T constraints. Do not check for long displacement target for
4229 S and T constraints.
4230 (s390_mem_constraint): Remove handling of U and W constraints.
4231 * config/s390/s390.md (various patterns): Remove the short
4232 displacement constraints (Q and R) if a long displacement
4233 constraint is present. Add longdisp as required CPU capability.
4234 * config/s390/vector.md: Likewise.
4235 * config/s390/vx-builtins.md: Likewise.
4237 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4240 * reload1.c (reload): Call finish_spills before
4241 restarting reload loop. Skip select_reload_regs
4242 if update_eliminables_and_spill returns true.
4244 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4246 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
4247 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
4248 (umulhisi3_imm): Update predicates and constraint letters.
4249 (umulhisi3_reg): Declare instruction as commutative.
4250 * config/arc/constraints.md (J12, J16): New constraints.
4251 * config/arc/predicates.md (short_unsigned_const_operand): New
4253 (arc_short_operand): Likewise.
4254 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
4256 2016-04-29 Richard Biener <rguenther@suse.de>
4258 PR tree-optimization/13962
4259 PR tree-optimization/65686
4260 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
4261 * tree-ssa-alias.c (ptrs_compare_unequal): New function
4262 using PTA to compare pointers.
4263 * match.pd: Add pattern for pointer equality compare simplification
4264 using ptrs_compare_unequal.
4266 2016-04-29 Richard Biener <rguenther@suse.de>
4268 * stor-layout.c (layout_type): Do not build a pointer-to-element
4271 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4273 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
4274 Use SWI mode iterator. Use general_reg_operand predicate.
4275 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
4276 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
4279 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4282 * fold-const.c (operand_equal_p): Don't verify hash value equality
4284 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4287 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4290 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4291 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4292 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4293 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4294 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4296 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4298 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4299 to info. Don't initialize separate fields to 0. Clean up
4302 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4304 * config/i386/i386.md (peephole2s for operations with memory inputs):
4305 Use SWI mode iterator.
4306 (peephole2s for operations with memory outputs): Ditto.
4307 Do not check for stack checking probe.
4309 (probe_stack): Remove expander.
4311 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4312 Andrew Burgess <andrew.burgess@embecosm.com>
4314 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4315 operands as 32-bits.
4317 2016-04-28 Jason Merrill <jason@redhat.com>
4319 * gdbinit.in: Skip line-map.h.
4321 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4322 Andrew Burgess <andrew.burgess@embecosm.com>
4324 * config/arc/arc.c (arc_conditional_register_usage): Take
4325 TARGET_RRQ_CLASS into account.
4326 (arc_print_operand): Support printing 'p' and 's' operands.
4327 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4329 (TARGET_RRQ_CLASS): Define.
4330 (IS_POWEROF2_OR_0_P): Define.
4331 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4333 (*tst_movb): New define_insn.
4334 (*tst): Avoid recognition if it could prevent '*tst_movb'
4335 combination; replace c/CnL with c/Chs alternative.
4336 (*tst_bitfield_tst): New define_insn.
4337 (*tst_bitfield_asr): New define_insn.
4338 (*tst_bitfield): New define_insn.
4339 (andsi3_i): Add Rrq variant.
4340 (extzv): New define_expand.
4341 (insv): New define_expand.
4342 (*insv_i): New define_insn.
4343 (*movb): New define_insn.
4344 (*movb_signed): New define_insn.
4345 (*movb_high): New define_insn.
4346 (*movb_high_signed): New define_insn.
4347 (*movb_high_signed + 1): New define_split pattern.
4348 (*mrgb): New define_insn.
4349 (*mrgb + 1): New define_peephole2 pattern.
4350 (*mrgb + 2): New define_peephole2 pattern.
4351 * config/arc/arc.opt (mbitops): New option for nps400, uses
4352 TARGET_NPS_BITOPS_DEFAULT.
4353 * config/arc/constraints.md (q): Make register class conditional.
4354 (Rrq): New register constraint.
4355 (Chs): New constraint.
4356 (Clo): New constraint.
4357 (Chi): New constraint.
4358 (Cbf): New constraint.
4359 (Cbn): New constraint.
4360 (C18): New constraint.
4361 (Cbi): New constraint.
4363 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4365 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4367 (bitmap_intersection_of_preds): Ditto.
4368 (bitmap_union_of_succs): Ditto.
4369 (bitmap_union_of_preds): Ditto.
4370 * sbitmap.c (do_popcount): Delete.
4371 (BITMAP_DEBUGGING): Delete.
4372 (sbitmap_verify_popcount): Delete.
4373 (sbitmap_alloc): Don't initialize the popcount field.
4374 (sbitmap_alloc_with_popcount): Delete.
4375 (sbitmap_resize): Don't resize the popcount array.
4376 (sbitmap_vector_alloc): Don't initialize the popcount field.
4377 (bitmap_copy): Don't copy the popcount array.
4378 (bitmap_clear): Don't clear the popcount array.
4379 (bitmap_clear): Delete the popcount array handling.
4380 (bitmap_ior_and_compl): Delete the popcount assert.
4381 (bitmap_not): Ditto.
4382 (bitmap_and_compl): Ditto.
4383 (bitmap_and): Delete the popcount array handling.
4384 (bitmap_xor): Ditto.
4385 (bitmap_ior): Ditto.
4386 (bitmap_or_and): Delete the popcount assert.
4387 (bitmap_and_or): Ditto.
4388 (popcount_table): Delete.
4389 (sbitmap_elt_popcount): Delete.
4390 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4391 (bitmap_set_bit): Delete the popcount assert.
4392 (bitmap_clear_bit): Ditto.
4393 (sbitmap_free): Don't free the popcount array.
4394 (sbitmap_alloc_with_popcount): Delete declaration.
4395 (sbitmap_popcount): Ditto.
4397 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4398 Andrew Burgess <andrew.burgess@embecosm.com>
4400 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4401 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4402 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4403 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4404 * config/arc/arc.opt (mcmem): New option.
4405 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4406 supply length for r/m alternative.
4407 (*extendqisi2_ac): Likewise.
4408 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4410 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4411 (movhi_insn): Likewise.
4412 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4413 (*zero_extendqihi2_i): Add r/Ucm alternative.
4414 (*zero_extendqisi2_ac): Likewise.
4415 (*zero_extendhisi2_i): Likewise.
4416 * config/arc/constraints.md (Uex): New memory constraint.
4417 (Ucm): New define_constraint.
4418 * config/arc/predicates.md (long_immediate_loadstore_operand):
4419 Return 0 for MEM with cmem_address address.
4420 (cmem_address_0): New predicates.
4421 (cmem_address_1): Likewise.
4422 (cmem_address_2): Likewise.
4423 (cmem_address): Likewise.
4425 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4427 * config/rs6000/rs6000.c (machine_function): Rename
4428 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4429 (rs6000_stack_info): Adjust.
4431 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4432 Andrew Burgess <andrew.burgess@embecosm.com>
4434 * config/arc/constraints.md (Usd): Convert to define_constraint.
4438 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4441 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4442 Add new peephole2 where the first insn is *mov<mode>_or instead of
4443 *mov<mode>_internal.
4445 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4447 * tracer.c (bb_seen): Make static.
4449 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4451 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4452 support, setup defaults.
4453 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4454 * config/arc/arc.c (arc_init): Add NPS400 support.
4455 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4456 (TARGET_ARC700): NPS400 is also an ARC700.
4457 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4459 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4462 * config/nds32/nds32.md (casesi): Don't access the operands array
4465 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4467 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4468 (or $-1,reg peephole2): Ditto.
4469 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4471 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4473 * doc/extend.texi (Common Function Attributes) [optimize]:
4474 Discourage use of the optimize attribute.
4476 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4478 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4479 special case builtin.
4480 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4481 ALTIVEC_BUILTIN_VEC_ADDE.
4482 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4483 support for ALTIVEC_BUILTIN_VEC_ADDE.
4484 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4485 for __builtin_vec_adde.
4487 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4489 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4490 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4492 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4495 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4496 attributes): Document cilkplus_runtime.
4498 2016-04-28 Martin Jambor <mjambor@suse.cz>
4500 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4501 this function. Call verify_expr on MEM_REFs and bases of other
4504 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4506 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4507 for WORD_REGISTER_OPERATIONS to runtime check.
4509 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4511 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4513 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4515 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4516 big-endian compilation.
4517 * config/arc/arc.md (addf3): Likewise.
4521 2016-04-28 Richard Biener <rguenther@suse.de>
4523 PR tree-optimization/70840
4524 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4525 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4526 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4527 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4529 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4531 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4532 and explain why in a comment.
4534 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4536 * config/arc/arc.md (cpu_facility): Add fpx variant.
4537 (subdf3): Prohibit use reverse sub when assist operations option
4539 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4540 instructions only when FPX is enabled.
4541 * testsuite/gcc.target/arc/trsub.c: New test.
4543 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4545 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4546 mult_operator when calculating "type" attribute.
4547 (*fop_<mode>_1_i387): Ditto.
4548 (*fop_xf_1_i387): Ditto.
4549 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4550 Use std::swap to swap operands. Use RTL expressions to generate
4553 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4554 Joern Rennecke <joern.rennecke@embecosm.com>
4556 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4558 (emit_pic_move): Remove.
4559 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4560 * config/arc/arc.c (emit_pic_move): Removed.
4561 (TARGET_HAVE_TLS): Define.
4562 (arc_conditional_register_usage): Test for arc_tp_regno.
4563 (arc_print_operand, arc_print_operand_address): Handle TLS
4565 (arc_needs_pcl_p): New function.
4566 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4567 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4568 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4569 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4570 (arc_legitimize_tls_address): Likewise.
4571 (DTPOFF_ZERO_SYM): Define.
4572 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4573 (arc_output_pic_addr_const): Print TLS unspecs.
4574 (prepare_pic_move): New function, replaces emit_pic_move.
4575 (arc_legitimate_constant_p): Handle TLS unspecs.
4576 (arc_legitimate_address_p): Likewise.
4577 (arc_rewrite_small_data_p): Use assert for TLS constants.
4578 (prepare_move_operands): Use prepare_pic_move.
4579 (arc_legitimize_address): Legitimize tls addresses.
4580 (arc_epilogue_uses): Check for arc_tp_regno.
4581 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4582 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4584 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4586 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4587 %(arc_tls_extra_start_spec).
4588 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4589 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4591 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4592 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4593 (UNSPEC_TLS_OFF): Add.
4595 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4596 (get_thread_pointersi): New patterns.
4597 * config/arc/arc.opt (mtp-regno): New option.
4598 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4599 (move_dest_operand): Likewise.
4600 * configure: Regenerate.
4601 * configure.ac: Add arc*-*-* case to test for tls.
4602 * doc/invoke.texi (ARC options): Document mtp-regno.
4604 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4606 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4607 the new ARC HS SIMD instructions.
4608 (arc_preferred_simd_mode): New function.
4609 (arc_autovectorize_vector_sizes): Likewise.
4610 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4611 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4612 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4613 (arc_init_builtins): Add new SIMD builtin types.
4614 (arc_split_move): Handle 64 bit vector moves.
4615 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4616 (TARGET_PLUS_QMACW): Define.
4617 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4618 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4619 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4620 (VSUBADD4H): New builtins.
4621 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4622 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4624 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4625 Matthias Klose <doko@debian.org>
4627 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4629 2016-04-28 Richard Biener <rguenther@suse.de>
4632 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4635 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4637 * common/config/sh/sh-common.c: Remove SH5 support.
4638 * config/sh/constraints.md: Likewise.
4639 * config/sh/config/sh/elf.h: Likewise.
4640 * config/sh/linux.h: Likewise.
4641 * config/sh/netbsd-elf.h: Likewise.
4642 * config/sh/predicates.md: Likewise.
4643 * config/sh/sh-c.c: Likewise.
4644 * config/sh/sh-protos.h: Likewise.
4645 * config/sh/sh.c: Likewise.
4646 * config/sh/sh.h: Likewise.
4647 * config/sh/sh.md: Likewise.
4648 * config/sh/sh.opt: Likewise.
4649 * config/sh/sync.md: Likewise.
4650 * config/sh/sh64.h: Delete.
4651 * config/sh/shmedia.h: Likewise.
4652 * config/sh/shmedia.md: Likewise.
4653 * config/sh/sshmedia.h: Likewise.
4654 * config/sh/t-netbsd-sh5-64: Likewise.
4655 * config/sh/t-sh64: Likewise.
4656 * config/sh/ushmedia.h: Likewise.
4658 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4660 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4661 general_reg_operand instead of register_operand predicate.
4663 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4665 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4667 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4669 * match.pd (A - B > A, A + B < A): New transformations.
4671 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4673 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4674 which defaults to true. Emit an outer pair of parentheses only if
4675 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4676 don't emit parentheses for the right-hand operand.
4678 2016-04-27 Jeff Law <law@redhat.com>
4680 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4682 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4684 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4685 (altivec_lvx_<mode>_internal): Document.
4686 (altivec_lvx_<mode>_2op): New define_insn.
4687 (altivec_lvx_<mode>_1op): Likewise.
4688 (altivec_lvx_<mode>_2op_si): Likewise.
4689 (altivec_lvx_<mode>_1op_si): Likewise.
4690 (altivec_stvx_<mode>): Remove.
4691 (altivec_stvx_<mode>_internal): Document.
4692 (altivec_stvx_<mode>_2op): New define_insn.
4693 (altivec_stvx_<mode>_1op): Likewise.
4694 (altivec_stvx_<mode>_2op_si): Likewise.
4695 (altivec_stvx_<mode>_1op_si): Likewise.
4696 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4697 Expand vec_ld and vec_st during parsing.
4698 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4700 (altivec_expand_stvx_be): Likewise.
4701 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4702 address-masking behavior in RTL.
4703 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4704 address-masking behavior in RTL.
4705 (altivec_expand_builtin): Change builtin code arguments for calls
4706 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4707 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4708 presence of lvx/stvx patterns.
4709 (alignment_with_canonical_addr): New function.
4710 (alignment_mask): Likewise.
4711 (find_alignment_op): Likewise.
4712 (recombine_lvx_pattern): Likewise.
4713 (recombine_stvx_pattern): Likewise.
4714 (recombine_lvx_stvx_patterns): Likewise.
4715 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4716 stvx patterns from expand.
4717 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4719 (vector_altivec_store_<mode>): Likewise.
4721 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4723 * config/aarch64/aarch64.md
4724 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4725 remove the "fp" attributes.
4726 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4727 add the "simd" attributes.
4728 (*movdf_aarch64): Likewise.
4729 (*movtf_aarch64): Remove the "fp" attributes.
4730 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4731 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4733 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4735 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4736 rtx to rtx_code_label *.
4737 * rtl.h (maybe_set_first_label_num): Likewise.
4739 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4741 * df-core.c (df_add_problem): Make the problem param be const.
4742 (df_remove_problem): Make local "problem" be const.
4743 * df-problems.c (problem_RD): Make const.
4744 (problem_LR): Likewise.
4745 (problem_LIVE): Likewise.
4746 (problem_MIR): Likewise.
4747 (problem_CHAIN): Likewise.
4748 (problem_WORD_LR): Likewise.
4749 (problem_NOTE): Likewise.
4750 (problem_MD): Likewise.
4751 * df-scan.c (problem_SCAN): Likewise.
4752 * df.h (struct df_problem): Make field "dependent_problem" be
4754 (struct dataflow): Likewise for field "problem".
4755 (df_add_problem): Make param const.
4757 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4759 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4760 inter-unit moves to/from vector registers are enabled. Do not disable
4763 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4765 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4766 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4768 (enum df_problem_id): ...this new enum.
4769 (struct df_problem): Convert field "id" from "int" to
4772 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4774 * rtl.def: Update comment for "things in the instruction chain" to
4775 reflect the removal of the leading "i" field for INSN_UID in
4776 r210360. Fix bogus apostrophe.
4778 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4780 * config/i386/i386.md
4781 (lea arith with mem operand + setcc peephole2): Set operator mode.
4783 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4786 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4787 (dimode_scalar_to_vector_candidate_p): This.
4788 (timode_scalar_to_vector_candidate_p): New function.
4789 (scalar_to_vector_candidate_p): Likewise.
4790 (timode_check_non_convertible_regs): Likewise.
4791 (timode_remove_non_convertible_regs): Likewise.
4792 (remove_non_convertible_regs): Likewise.
4793 (remove_non_convertible_regs): Renamed to ...
4794 (dimode_remove_non_convertible_regs): This.
4795 (scalar_chain::~scalar_chain): Make it virtual.
4796 (scalar_chain::compute_convert_gain): Make it pure virtual.
4797 (scalar_chain::mark_dual_mode_def): Likewise.
4798 (scalar_chain::convert_insn): Likewise.
4799 (scalar_chain::convert_registers): Likewise.
4800 (scalar_chain::add_to_queue): Make it protected.
4801 (scalar_chain::emit_conversion_insns): Likewise.
4802 (scalar_chain::replace_with_subreg): Likewise.
4803 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4804 (scalar_chain::convert_op): Likewise.
4805 (scalar_chain::convert_reg): Likewise.
4806 (scalar_chain::make_vector_copies): Likewise.
4807 (scalar_chain::convert_registers): New pure virtual function.
4808 (class dimode_scalar_chain): New class.
4809 (class timode_scalar_chain): Likewise.
4810 (scalar_chain::mark_dual_mode_def): Renamed to ...
4811 (dimode_scalar_chain::mark_dual_mode_def): This.
4812 (timode_scalar_chain::mark_dual_mode_def): New function.
4813 (timode_scalar_chain::convert_insn): Likewise.
4814 (dimode_scalar_chain::convert_registers): Likewise.
4815 (scalar_chain::compute_convert_gain): Renamed to ...
4816 (dimode_scalar_chain::compute_convert_gain): This.
4817 (scalar_chain::replace_with_subreg): Renamed to ...
4818 (dimode_scalar_chain::replace_with_subreg): This.
4819 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4820 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4821 (scalar_chain::make_vector_copies): Renamed to ...
4822 (dimode_scalar_chain::make_vector_copies): This.
4823 (scalar_chain::convert_reg): Renamed to ...
4824 (dimode_scalar_chain::convert_reg ): This.
4825 (scalar_chain::convert_op): Renamed to ...
4826 (dimode_scalar_chain::convert_op): This.
4827 (scalar_chain::convert_insn): Renamed to ...
4828 (dimode_scalar_chain::convert_insn): This.
4829 (scalar_chain::convert): Call convert_registers.
4830 (convert_scalars_to_vector): Change to scalar_chain pointer to
4831 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4832 in 32-bit mode. Delete scalar_chain pointer. Call
4833 free_dominance_info in 64-bit mode.
4834 (pass_stv::gate): Remove TARGET_64BIT check.
4835 (ix86_option_override): Put the 64-bit STV pass before the CSE
4838 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4840 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4841 dw_loc_frame_offset field.
4842 * dwarf2out.c (new_loc_descr): Likewise.
4843 (resolve_args_picking_1): Turn the VISITED hash set into a
4844 FRAME_OFFSET hash map. Use it to associate a frame offset to
4845 visited nodes. Remove uses of the CHECKING_P macro.
4846 (resolve_args_picking): Update call to resolve_args_picking_1.
4848 2016-04-27 Martin Liska <mliska@suse.cz>
4850 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4851 (free_loop_data): Release vuses of groups.
4853 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4855 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4856 instead of redundant use_id and boolean have_use_for.
4857 (struct iv_use): Change sub_id into group_id. Remove field next.
4858 Move fields: related_cands, n_map_members, cost_map and selected
4860 (struct iv_group): ... here. New structure.
4861 (struct iv_common_cand): Use structure declaration directly.
4862 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4863 (MAX_CONSIDERED_USES): Rename macro to ...
4864 (MAX_CONSIDERED_GROUPS): ... here.
4865 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4866 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4867 (dump_uses): Rename to ...
4868 (dump_groups): ... here. Update all uses.
4869 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4870 (find_induction_variables): Refactor format of dump information.
4871 (record_sub_use): Delete.
4872 (record_use): Update all uses.
4873 (record_group): New function.
4874 (record_group_use, find_interesting_uses_op): Call above functions.
4876 (find_interesting_uses_cond): Ditto.
4877 (group_compare_offset): New function.
4878 (split_all_small_groups): Rename to ...
4879 (split_small_address_groups_p): ... here. Update all uses.
4880 (split_address_groups): Update all uses.
4881 (find_interesting_uses): Refactor format of dump information.
4882 (add_candidate_1): Update all uses. Remove redundant check on iv,
4884 (add_candidate, record_common_cand): Remove redundant assert.
4885 (add_iv_candidate_for_biv): Update use.
4886 (add_iv_candidate_derived_from_uses): Update all uses.
4887 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
4888 (alloc_use_cost_map): Ditto.
4889 (set_use_iv_cost, get_use_iv_cost): Rename to ...
4890 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
4891 (determine_use_iv_cost_generic): Ditto.
4892 (determine_group_iv_cost_generic): Ditto.
4893 (determine_use_iv_cost_address): Ditto.
4894 (determine_group_iv_cost_address): Ditto.
4895 (determine_use_iv_cost_condition): Ditto.
4896 (determine_group_iv_cost_cond): Ditto.
4897 (determine_use_iv_cost): Ditto.
4898 (determine_group_iv_cost): Ditto.
4899 (set_autoinc_for_original_candidates): Update all uses.
4900 (find_iv_candidates): Update all uses. Refactor dump information.
4901 (determine_use_iv_costs): Ditto.
4902 (determine_iv_costs): Ditto.
4903 (iv_ca_cand_for_use): Rename to ...
4904 (iv_ca_cand_for_group): ... here. Update all uses.
4905 (iv_ca_add_use, iv_ca_add_group): Ditto.
4906 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
4907 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
4908 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
4909 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
4910 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
4911 (create_new_iv, adjust_iv_update_pos): Ditto.
4912 (rewrite_use_address): Delete.
4913 (rewrite_use_address_1): Rename to ...
4914 (rewrite_use_address): ... here.
4915 (rewrite_use_compare): Update all uses.
4916 (rewrite_use): Delete.
4917 (rewrite_uses): Rename to ...
4918 (rewrite_groups): ... here. Update all uses.
4919 (remove_unused_ivs, free_loop_data): Update all uses.
4920 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
4922 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4924 * rtlanal.c (nonzero_bits1): Convert preprocessor check
4925 for WORD_REGISTER_OPERATIONS to runtime check.
4927 2016-04-27 Richard Biener <rguenther@suse.de>
4930 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
4931 aggregate_value_p to determine if a function result is
4932 returned by reference.
4933 (ipa_pta_execute): Functions having their address taken are
4934 not automatically nonlocal.
4936 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4939 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
4940 * fold-const.c (operand_equal_p): If flag_checking and
4941 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
4942 and if it returns non-zero, assert iterative_hash_expr on both
4945 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4947 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
4949 2016-04-27 Nick Clifton <nickc@redhat.com>
4952 * varasm.c (merge_weak): Generate an error if an attempt is made
4953 to convert a non-weak static function into a weak, public function.
4955 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4957 * params.def (MAX_PARTITION_SIZE): New param.
4958 * doc/invoke.texi: Document lto-max-partition.
4960 2016-04-27 Richard Biener <rguenther@suse.de>
4963 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
4964 function cummulating used_from_other_partition, externally_visible
4965 and force_output from aliases.
4966 (refered_from_nonlocal_var): Likewise.
4967 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
4968 node flags properly.
4970 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
4972 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
4973 (-Wmemset-elt-size): New item.
4975 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
4978 * stor-layout.h (internal_reference_types): Delete.
4979 * stor-layout.c (reference_types_internal): Likewise.
4980 (internal_reference_types): Likewise.
4981 (layout_type) <REFERENCE_TYPE>: Adjust.
4983 2016-04-27 Jakub Jelinek <jakub@redhat.com>
4986 * tree.h (inchash::add_expr): Add FLAGS argument.
4987 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
4988 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
4989 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
4990 Formatting fix. Adjust recursive calls. For tcc_comparison,
4991 if swap_tree_comparison (code) is smaller than code, hash that
4992 and arguments in the other order. Hash CONVERT_EXPR the same
4993 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
4994 of ADDR_EXPR of decl as the decl itself. Add or remove
4995 OEP_ADDRESS_OF from recursive flags as needed. For
4996 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
4997 operands commutatively and only the third one normally.
4998 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5000 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5002 * config/rtems.h (LIB_SPEC): Add -latomic.
5004 2016-04-27 Joel Sherrill <joel@rtems.org>
5006 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5007 xilink.ld and flags not relevant to RTEMS.
5009 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5011 * toplev.c (backend_init_target): Avoid calling init_reload when using
5014 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5016 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5017 for loops rather than one for the whole function.
5019 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5021 * match.pd (X + CST CMP X): New transformation.
5023 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5025 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5026 * fold-const.c (fold_binary_loc): Remove 2 transformations
5027 superseded by match.pd.
5028 * match.pd (x+x -> x*2): Generalize to integers.
5030 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5032 * config/i386/i386.md (operation on memory peephole): Duplicate an
5033 existing peephole and adapt it to match lea rather than an operation
5036 PR rtl-optimization/57193
5037 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5039 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5041 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5043 * tree-if-conv.c (any_pred_load_store): New static variable.
5044 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5045 any_pred_load_store instead of and_mask_load_store.
5046 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5047 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5048 (combine_blocks, tree_if_conversion): Ditto.
5050 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5052 PR tree-optimization/70771
5053 PR tree-optimization/70775
5054 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5055 virtual PHI nodes. Delete parameter.
5056 (if_convertible_loop_p_1): Delete argument to above function.
5057 (predicate_all_scalar_phis): Delete code handling single-argument
5059 (tree_if_conversion): Mark and update virtual SSA.
5061 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5064 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5065 (x86_elf_aligned_common): Rename to ...
5066 (x86_elf_aligned_decl_common): ... this.
5067 Add decl arg. Switch to .lbss for largecomm object. Use
5068 LARGECOMM_SECTION_ASM_OP.
5069 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5071 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5072 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5074 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5075 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5077 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5080 * config/i386/i386.c (SECTION_LARGE): Define.
5081 (x86_64_elf_select_section): Set it for large data/bss sections.
5082 Only clear SECTION_WRITE for .lrodata.
5083 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5085 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5086 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5087 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5089 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5090 * doc/tm.texi: Regenerate.
5092 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5095 * configure.ac (--enable-checking): Document extra flag, for
5096 non-release builds default to --enable-checking=yes,extra.
5097 If misc checking and extra checking, define CHECKING_P to 2 instead
5099 * common.opt (fchecking=): Add.
5100 * doc/invoke.texi (-fchecking=): Document.
5101 * doc/install.texi: Document --enable-checking changes.
5102 * configure: Regenerated.
5103 * config.in: Regenerated.
5105 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5107 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5108 attribute instead of which_alternative.
5109 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5110 Use EXT_REX_SSE_REG_P where appropriate.
5112 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5114 * config/i386/predicates.md (const0_operand): Do not match
5115 const_wide_int code.
5116 (const1_operand): Ditto.
5118 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5120 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5121 for SSE constm1 operands and TARGET_AVX512VL.
5122 (*movti_internal): Ditto.
5123 (*mov<mode>_or): Use constm1_operand predicate.
5124 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5125 for SSE vector_all_ones operands and TARGET_AVX512VL.
5126 * config/i386/predicates.md (constm1_operand): New predicate.
5127 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5128 emission of constant -1 load.
5130 2016-04-25 Jason Merrill <jason@redhat.com>
5132 * gdbinit.in: Skip is-a.h.
5134 * attribs.c (register_scoped_attributes): Fix logic.
5135 * attribs.h: Declare register_scoped_attributes.
5137 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5139 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5140 stxvd2x and stxvw4x built-in functions.
5142 2016-04-25 DJ Delorie <dj@redhat.com>
5144 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5145 (ashrhi3): Likewise.
5146 (lshrhi3): Likewise.
5148 2016-04-25 Richard Biener <rguenther@suse.de>
5150 PR tree-optimization/70780
5151 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
5153 (compute_antic): Mark blocks with abnormal preds as visited as
5154 they have a final empty antic-in solution already.
5156 2016-04-25 Michael Collison <michael.collison@linaro.org>
5158 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
5160 2016-04-25 Michael Collison <michael.collison@linaro.org>
5162 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
5163 mode is VQI to improve mixed mode vectorization.
5164 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
5165 define_insn to match low half of signed vaddw.
5166 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
5167 define_insn to match high half of signed vaddw.
5168 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
5169 define_insn to match low half of unsigned vaddw.
5170 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
5171 define_insn to match high half of unsigned vaddw.
5172 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
5173 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5174 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
5176 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5177 * config/arm/predicates.md (vect_par_constant_high): Support
5178 big endian and simplify by calling
5179 arm_simd_check_vect_par_cnst_half
5180 (vect_par_constant_low): Likewise.
5182 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5184 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
5185 predicate for operand 2.
5187 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
5188 H.J. Lu <hongjiu.lu@intel.com>
5190 * config/i386/i386-protos.h (standard_sse_constant_p): Add
5191 machine_mode argument.
5192 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
5193 constm1_rtx operands. For VOIDmode constants, get mode from
5194 pred_mode. Check mode size if the mode is supported by ABI.
5195 (standard_sse_constant_opcode): Do not use standard_constant_p.
5196 Strictly check ABI support for all-ones operands.
5197 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
5198 immediates. Update calls to standard_sse_constant_p.
5199 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
5200 (ix86_rtx_costs): Ditto.
5201 * config/i386/i386.md (*movxi_internal_avx512f): Use
5202 nonimmediate_or_sse_const_operand instead of vector_move_operand.
5203 Use (v,BC) alternative instead of (v,C). Use register_operand
5204 checks instead of MEM_P.
5205 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
5206 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
5207 isa attribute. Use register_operand checks instead of MEM_P.
5208 (*movti_internal): Use nonimmediate_or_sse_const_operand for
5209 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
5210 alternative and corresponding sse2 isa attribute.
5211 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
5212 to standard_sse_constant_p.
5213 (FP constant splitters): Ditto.
5214 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
5216 * config/i386/predicates.md (constm1_operand): Remove.
5217 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
5218 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
5219 vector_all_ones_operand instead of constm1_operand.
5221 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5223 * print-rtl.c (print_rtx_insn_vec): New function.
5224 * print-rtl.h: New prototype.
5225 * store-motion.c (struct st_expr): Make avail_stores a vector.
5226 (st_expr_entry): Adjust.
5227 (free_st_expr_entry): Likewise.
5228 (print_store_motion_mems): Likewise.
5229 (find_moveable_store): Likewise.
5230 (compute_store_table): Likewise.
5231 (delete_store): Likewise.
5232 (build_store_vectors): Likewise.
5234 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5236 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
5238 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5240 * vec.h (vec_safe_contains): New function.
5241 (vec::contains): Likewise.
5242 (vec::begin): Likewise.
5243 (vec::end): Likewise.
5245 2016-04-23 Jakub Jelinek <jakub@redhat.com>
5248 * cfgexpand.c (expand_stack_vars): Fix typo.
5250 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5252 * system.h (list, map, set, vector): Include conditionally.
5253 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
5254 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
5255 * ipa-icf.c (INCLUDE_LIST): Define.
5256 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
5257 * config/sh/sh.c (INCLUDE_VECTOR): Define.
5258 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
5259 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
5260 * cp/logic.cc (INCLUDE_LIST): Define.
5261 * fortran/trans-common.c (INCLUDE_MAP): Define.
5263 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5265 * auto-profile.c: Remove <string.h> include.
5266 * ipa-icf-gimple.c: Remove <list> include.
5267 * diagnostic.c: Remove <new> include.
5268 * genmatch.c: Likewise.
5269 * pretty-print.c: Likewise.
5270 * toplev.c: Likewise
5271 * c/c-objc-common.c: Likewise.
5272 * cp/error.c: Likewise.
5273 * fortran/error.c: Likewise.
5275 2016-04-22 Richard Biener <rguenther@suse.de>
5277 * lto-streamer-in.c (input_ssa_names): Do not allocate
5278 GIMPLE_NOP for all SSA names.
5279 * lto-streamer-out.c (output_ssa_names): Do not output
5280 SSA names that should have been released.
5282 2016-04-22 Richard Biener <rguenther@suse.de>
5284 PR tree-optimization/70740
5285 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5288 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5291 * config/i386/predicates.md (call_insn_operand): Replace
5292 sibcall_memory_operand with memory_operand.
5294 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5296 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5297 has_single_use() tests.
5298 (register_edge_assert_for_1): Likewise.
5299 (find_assert_locations_1): Check the liveness bitmap instead of
5300 checking has_single_use().
5302 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5305 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5306 Extract AVX-512BW constraint from AVX.
5308 2016-04-21 Richard Biener <rguenther@suse.de>
5310 PR tree-optimization/70725
5311 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5312 for phi_convertible_by_degenerating_args.
5313 (predicate_all_scalar_phis): Handle single-argument PHIs.
5315 2016-04-21 Richard Biener <rguenther@suse.de>
5318 * fold-const.c (fold_comparison): Return properly typed
5321 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5323 PR tree-optimization/70715
5324 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5325 after expanding BASE using expand_simple_operations.
5327 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5329 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5330 New transformations.
5332 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5334 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5336 2016-04-20 Jan Hubicka <jh@suse.cz>
5338 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5339 ultiimate_alias_target.
5340 (update_callee_keys): Likewise.
5341 (lookup_recursive_calls): Likewise.
5342 (speculation_useful_p): Likewise.
5344 2016-04-20 Jan Hubicka <jh@suse.cz>
5347 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5348 (set_nothrow_flag_1): ... this; handle interposition correctly;
5349 recurse on aliases and thunks.
5350 (cgraph_node::set_nothrow_flag): New.
5351 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5352 functions compiled with non-call exceptions that binds to current
5354 (propagate_nothrow): Be safe WRT interposition.
5355 * cgraph.h (set_nothrow_flag): Update prototype.
5357 2016-04-18 Jan Hubicka <jh@suse.cz>
5359 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5360 max_loop_iterations_int.
5361 (tree_unswitch_outer_loop): Likewise.
5363 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5365 PR tree-optimization/69489
5366 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5367 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5368 Revise dump message.
5369 (if_convertible_bb_p): Remove check on edge count of basic block's
5372 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5374 PR tree-optimization/56625
5375 PR tree-optimization/69489
5376 * tree-data-ref.h (DR_INNERMOST): New macro.
5377 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5378 hashing struct innermost_loop_behavior.
5379 (ref_DR_map): Remove.
5380 (innermost_DR_map): New map.
5381 (baseref_DR_map): Revise comment.
5382 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5383 to innermost_DR_map accroding to its innermost loop behavior.
5384 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5385 to its innermost loop behavior.
5386 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5387 Add initialization for innermost_DR_map. Record memory reference
5388 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5389 have innermost loop behavior.
5390 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5393 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5395 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5396 *lea_general_1. Use explicit SWI12 mode interator.
5397 (*lea<mode>_general_2): Rename from *lea_general_2.
5398 Use explicit SWI12 mode interator.
5399 (*lea<mode>_general_3): Rename from *lea_general_3.
5400 Use explicit SWI12 mode interator.
5401 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5402 Use explicit SWI12 mode interator.
5403 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5404 Use explicit SWI48 mode interator.
5406 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5408 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5409 Short-cut unaligned load and store cases. Handle all integer
5411 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5412 and store cases. Call ix86_avx256_split_vector_move_misalign
5413 directly without checking mode class.
5415 2016-04-20 Andrew Pinski <apinski@cavium.com>
5416 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5419 * config/aarch64/aarch64.md (sibcall): Force call
5420 address to be DImode for ILP32.
5421 (sibcall_value): Likewise.
5423 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5425 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5427 2016-04-20 Richard Biener <rguenther@suse.de>
5429 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5430 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5431 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5432 (maybe_push_res_to_seq): Adjust.
5433 * gimple-fold.c (maybe_build_generic_op): Likewise.
5435 2016-04-20 Marek Polacek <polacek@redhat.com>
5437 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5440 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5442 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5443 use kmovw to support AVX512F target.
5445 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5447 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5449 2016-04-20 Marek Polacek <polacek@redhat.com>
5451 PR tree-optimization/70725
5452 * tree-if-conv.c (is_false_predicate): New function.
5453 (predicate_mem_writes): Use it.
5455 2016-04-20 Richard Biener <rguenther@suse.de>
5457 PR tree-optimization/70726
5458 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5459 shift amounts from a pattern stmt operand.
5461 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5464 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5465 stack_restore_from_fpr pattern when restoring r15.
5466 (s390_optimize_prologue): Strip away the memory barrier in the
5467 parallel when trying to get rid of restore insns.
5468 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5469 definition for loading the stack pointer from an FPR. Compared to
5470 the normal move insn this pattern includes a full memory barrier.
5472 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5475 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5476 implicitly linear or lastprivate iterator on the outer context.
5478 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5480 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5482 * config/i386/i386.md (ssememalign): Removed.
5483 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5485 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5488 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5489 const short * to __builtin_ia32_loaddquhi512_mask.
5490 (_mm512_maskz_loadu_epi16): Likewise.
5491 (_mm512_mask_storeu_epi16): Pass short * to
5492 __builtin_ia32_storedquhi512_mask.
5493 (_mm512_mask_loadu_epi8): Pass const char * to
5494 __builtin_ia32_loaddquqi512_mask.
5495 (_mm512_maskz_loadu_epi8): Likewise.
5496 (_mm512_mask_storeu_epi8): Pass char * to
5497 __builtin_ia32_storedquqi512_mask.
5498 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5499 const double * to __builtin_ia32_loadupd512_mask.
5500 (_mm512_mask_loadu_pd): Likewise.
5501 (_mm512_maskz_loadu_pd): Likewise.
5502 (_mm512_storeu_pd): Pass double * to
5503 __builtin_ia32_storeupd512_mask.
5504 (_mm512_mask_storeu_pd): Likewise.
5505 (_mm512_loadu_ps): Pass const float * to
5506 __builtin_ia32_loadups512_mask.
5507 (_mm512_mask_loadu_ps): Likewise.
5508 (_mm512_maskz_loadu_ps): Likewise.
5509 (_mm512_storeu_ps): Pass float * to
5510 __builtin_ia32_storeups512_mask.
5511 (_mm512_mask_storeu_ps): Likewise.
5512 (_mm512_mask_loadu_epi64): Pass const long long * to
5513 __builtin_ia32_loaddqudi512_mask.
5514 (_mm512_maskz_loadu_epi64): Likewise.
5515 (_mm512_mask_storeu_epi64): Pass long long *
5516 to __builtin_ia32_storedqudi512_mask.
5517 (_mm512_loadu_si512): Pass const int * to
5518 __builtin_ia32_loaddqusi512_mask.
5519 (_mm512_mask_loadu_epi32): Likewise.
5520 (_mm512_maskz_loadu_epi32): Likewise.
5521 (_mm512_storeu_si512): Pass int * to
5522 __builtin_ia32_storedqusi512_mask.
5523 (_mm512_mask_storeu_epi32): Likewise.
5524 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5525 char * to __builtin_ia32_storedquqi256_mask.
5526 (_mm_mask_storeu_epi8): Likewise.
5527 (_mm256_mask_loadu_epi16): Pass const short * to
5528 __builtin_ia32_loaddquhi256_mask.
5529 (_mm256_maskz_loadu_epi16): Likewise.
5530 (_mm_mask_loadu_epi16): Pass const short * to
5531 __builtin_ia32_loaddquhi128_mask.
5532 (_mm_maskz_loadu_epi16): Likewise.
5533 (_mm256_mask_loadu_epi8): Pass const char * to
5534 __builtin_ia32_loaddquqi256_mask.
5535 (_mm256_maskz_loadu_epi8): Likewise.
5536 (_mm_mask_loadu_epi8): Pass const char * to
5537 __builtin_ia32_loaddquqi128_mask.
5538 (_mm_maskz_loadu_epi8): Likewise.
5539 (_mm256_mask_storeu_epi16): Pass short * to.
5540 __builtin_ia32_storedquhi256_mask.
5541 (_mm_mask_storeu_epi16): Pass short * to.
5542 __builtin_ia32_storedquhi128_mask.
5543 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5544 const double * to __builtin_ia32_loadupd256_mask.
5545 (_mm256_maskz_loadu_pd): Likewise.
5546 (_mm_mask_loadu_pd): Pass onst double * to
5547 __builtin_ia32_loadupd128_mask.
5548 (_mm_maskz_loadu_pd): Likewise.
5549 (_mm256_mask_storeu_pd): Pass double * to
5550 __builtin_ia32_storeupd256_mask.
5551 (_mm_mask_storeu_pd): Pass double * to
5552 __builtin_ia32_storeupd128_mask.
5553 (_mm256_mask_loadu_ps): Pass const float * to
5554 __builtin_ia32_loadups256_mask.
5555 (_mm256_maskz_loadu_ps): Likewise.
5556 (_mm_mask_loadu_ps): Pass const float * to
5557 __builtin_ia32_loadups128_mask.
5558 (_mm_maskz_loadu_ps): Likewise.
5559 (_mm256_mask_storeu_ps): Pass float * to
5560 __builtin_ia32_storeups256_mask.
5561 (_mm_mask_storeu_ps): ass float * to
5562 __builtin_ia32_storeups128_mask.
5563 (_mm256_mask_loadu_epi64): Pass const long long * to
5564 __builtin_ia32_loaddqudi256_mask.
5565 (_mm256_maskz_loadu_epi64): Likewise.
5566 (_mm_mask_loadu_epi64): Pass const long long * to
5567 __builtin_ia32_loaddqudi128_mask.
5568 (_mm_maskz_loadu_epi64): Likewise.
5569 (_mm256_mask_storeu_epi64): Pass long long * to
5570 __builtin_ia32_storedqudi256_mask.
5571 (_mm_mask_storeu_epi64): Pass long long * to
5572 __builtin_ia32_storedqudi128_mask.
5573 (_mm256_mask_loadu_epi32): Pass const int * to
5574 __builtin_ia32_loaddqusi256_mask.
5575 (_mm256_maskz_loadu_epi32): Likewise.
5576 (_mm_mask_loadu_epi32): Pass const int * to
5577 __builtin_ia32_loaddqusi128_mask.
5578 (_mm_maskz_loadu_epi32): Likewise.
5579 (_mm256_mask_storeu_epi32): Pass int * to
5580 __builtin_ia32_storedqusi256_mask.
5581 (_mm_mask_storeu_epi32): Pass int * to
5582 __builtin_ia32_storedqusi128_mask.
5583 * config/i386/i386-builtin-types.def (PCSHORT): New.
5585 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5586 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5587 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5588 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5589 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5590 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5591 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5592 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5593 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5594 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5595 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5596 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5597 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5598 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5599 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5600 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5601 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5602 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5603 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5604 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5605 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5606 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5607 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5608 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5609 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5610 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5611 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5612 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5613 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5614 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5615 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5616 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5617 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5618 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5619 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5620 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5621 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5622 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5623 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5624 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5625 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5626 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5627 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5628 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5629 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5630 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5631 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5632 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5633 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5635 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5636 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5638 (ix86_expand_vector_move_misalign): Likewise.
5639 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5640 to scalar function prototype for unaligned load/store builtins.
5641 (ix86_expand_special_args_builtin): Updated.
5642 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5643 (UNSPEC_STOREU): Likewise.
5644 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5645 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5646 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5647 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5648 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5649 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5650 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5651 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5652 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5653 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5654 (<avx512>_storedqu<mode>_mask): Likewise.
5655 (*sse4_2_pcmpestr_unaligned): Likewise.
5656 (*sse4_2_pcmpistr_unaligned): Likewise.
5657 (*mov<mode>_internal): Renamed to ...
5658 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5659 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5660 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5661 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5663 2016-04-19 Richard Biener <rguenther@suse.de>
5665 PR tree-optimization/70171
5666 * tree-ssa-phiprop.c: Include stor-layout.h.
5667 (phiprop_insert_phi): Handle the aggregate copy case.
5668 (propagate_with_phi): Likewise.
5670 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5672 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5673 instead of simplify_gen_subreg (... , 0).
5674 (ix86_delegitimize_address): Ditto.
5675 (ix86_split_divmod): Ditto.
5676 (ix86_split_copysign_const): Ditto.
5677 (ix86_split_copysign_var): Ditto.
5678 (ix86_expand_args_builtin): Ditto.
5679 (ix86_expand_round_builtin): Ditto.
5680 (ix86_expand_special_args_builtin): Ditto.
5681 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5682 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5683 (udivmodqi4): Ditto.
5684 (absneg splitters): Ditto.
5685 (*jcc_bt<mode>_1): Ditto.
5687 2016-04-19 Richard Biener <rguenther@suse.de>
5689 PR tree-optimization/70724
5690 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5691 restoring out from ...
5692 (free_scc_vn): ... here.
5693 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5694 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5696 (pass_fre::execute): Restore SSA info.
5698 2016-04-19 Richard Biener <rguenther@suse.de>
5700 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5701 * gimple-walk.c (walk_gimple_op): Initialize it.
5702 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5703 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5704 remapping SSA names of defs.
5705 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5708 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5711 * lra-constraints.c (equiv_substition_p): New.
5712 (process_alt_operands): Use it.
5713 (swap_operands): Swap it.
5714 (curr_insn_transform): Update it.
5716 2016-04-18 Michael Matz <matz@suse.de>
5718 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5719 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5720 * tree-core.h (tree_type_common.align): Use bit-field.
5721 (tree_type_common.spare): New.
5722 (tree_decl_common.off_align): Make smaller.
5723 (tree_decl_common.align): Use bit-field.
5725 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5726 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5727 (scan_sharing_clauses): Ditto.
5728 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5729 (omp_finish_file): Ditto.
5730 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5731 (layout_decl): Ditto.
5732 (relayout_decl): Ditto.
5733 (finalize_record_size): Use SET_TYPE_ALIGN.
5734 (finalize_type_size): Ditto.
5735 (finish_builtin_struct): Ditto.
5736 (layout_type): Ditto.
5737 (initialize_sizetypes): Ditto.
5738 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5739 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5740 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5741 (get_chain_field): Ditto.
5742 (get_trampoline_type): Ditto.
5743 (get_nl_goto_field): Ditto.
5744 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5746 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5747 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5748 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5749 (build_qualified_type): Use SET_TYPE_ALIGN.
5750 (build_aligned_type, build_range_type_1): Ditto.
5751 (build_atomic_base): Ditto.
5752 (build_common_tree_nodes): Ditto.
5753 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5754 (expand_one_stack_var_at): Ditto.
5755 * coverage.c (build_var): Use SET_DECL_ALIGN.
5756 * except.c (init_eh): Ditto.
5757 * function.c (assign_parm_setup_block): Ditto.
5758 * symtab.c (increase_alignment_1): Ditto.
5759 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5760 * tree-vect-stmts.c (ensure_base_align): Ditto.
5761 * varasm.c (align_variable): Ditto.
5762 (assemble_variable): Ditto.
5763 (build_constant_desc): Ditto.
5764 (output_constant_def_contents): Ditto.
5766 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5767 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5768 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5769 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5770 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5772 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5775 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5776 replace %vmovsd with "%vmovq".
5777 (vec_concatv2df): Likewise.
5779 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5781 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5782 (*vec_extractv2si_0): Ditto.
5783 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5784 (zero_extended_scalar_load_operand splitters): Ditto.
5785 (vec_extract splitters): Ditto.
5786 (*vec_extractv4si_0_zext): Ditto.
5787 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5789 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5790 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5791 (*sse4_1_extractps): Use lowpart_subreg.
5792 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5794 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5796 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5798 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5799 Mention Solaris 11 packaging changes.
5800 Update gas and gld requirements.
5801 Remove reference to pre-Solaris 10 bug.
5802 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5804 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5807 2016-04-17 Jan Hubicka <jh@suse.cz>
5809 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5810 max_loop_iterations_int.
5812 2016-04-18 Richard Biener <rguenther@suse.de>
5814 PR tree-optimization/43434
5815 * tree-ssa-structalias.c (struct vls_data): New.
5816 (visit_loadstore): Handle all pointer-based accesses.
5817 (compute_dependence_clique): Compute a bitmap of restrict tags
5818 assigned bases and pass it to visit_loadstore.
5820 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5823 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5824 armv8.1-a and armv8.1-a+crc.
5826 2016-04-18 Richard Biener <rguenther@suse.de>
5828 PR tree-optimization/70701
5829 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5830 references after translating through a memcpy.
5832 2016-04-18 Richard Biener <rguenther@suse.de>
5834 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5835 (compute_antic): ... here. For partial antic use regular
5836 postorder and scrap iteration.
5837 (compute_partial_antic_aux): Remove unused return value.
5838 (init_pre): Do not allocate postorder.
5839 (fini_pre): Do not free postorder.
5841 2016-04-18 Richard Biener <rguenther@suse.de>
5844 * expmed.c (extract_bit_field_1): Remove broken case
5845 using a wider MODE_INT mode.
5847 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5849 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5850 unless compiling with at least GCC-4.8.
5852 2016-04-17 Jan Hubicka <jh@suse.cz>
5855 * graphite.c (graphite_finalize): Update call to
5856 tree_estimate_probability.
5857 * predict.h (tree_estimate_probability): Update prototype.
5859 2016-04-17 Jan Hubicka <jh@suse.cz>
5861 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5862 (tree_estimate_probability): Likewise.
5863 (pass_profile::execute): Update.
5864 (report_predictor_hitrates): New function.
5865 * profile.c (compute_branch_probabilities): Use it.
5866 * predict.h (report_predictor_hitrates): Declare.
5868 2016-04-17 Jan Hubicka <jh@suse.cz>
5871 * cgraph.h (cgraph_node::set_const_flag,
5872 cgraph_node::set_pure_flag): Update prototype to return bool;
5874 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
5875 of interposable symbol are interposable, too.
5876 (cgraph_set_const_flag_1): Rename to ...
5877 (set_const_flag_1): ... this one; change to self recursive function
5878 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5879 clearnig the flag in all variants and also virtual thunks of const
5880 functions are pure; track if any change was done.
5881 (cgraph_node::set_const_flag): Update.
5882 (struct set_pure_flag_info): New struct.
5883 (cgraph_set_pure_flag_1): Rename to ...
5884 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
5885 rather than pointer encoded flags; track if any changes was done;
5886 handle correctly clearning flag and setting flag of aliases already
5888 (cgraph_node::set_pure_flag): Update.
5889 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
5891 2016-04-17 Tom de Vries <tom@codesourcery.com>
5894 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
5897 2016-04-17 Tom de Vries <tom@codesourcery.com>
5899 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
5900 '{}<> ' as escape-for-record.
5902 2016-04-17 Tom de Vries <tom@codesourcery.com>
5904 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
5907 2016-04-17 Tom de Vries <tom@codesourcery.com>
5910 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
5911 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
5912 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
5913 * passes.c (finish_optimization_passes): Only call
5914 finish_graph_dump_file if dfi->graph_dump_initialized.
5915 (execute_function_dump, pass_init_dump_file): Use
5916 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
5918 2016-04-17 Tom de Vries <tom@codesourcery.com>
5920 PR tree-optimization/70256
5921 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
5922 (debug_varmap): New function.
5924 2016-04-17 Tom de Vries <tom@codesourcery.com>
5927 * passes.c (pass_manager::register_pass): Propagate pflags.
5929 2016-04-17 Tom de Vries <tom@codesourcery.com>
5932 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
5933 * passes.c (pass_manager::pass_manager): Declare and init p_start in
5934 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
5935 check if it's equal to p_start.
5936 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
5938 2016-04-15 Jan Hubicka <jh@suse.cz>
5941 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
5942 function does not bind to current def.
5943 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
5944 handle conservatively calls to functions that does not need to bind
5946 (check_call): Update call of worse_state.
5947 (ignore_edge_for_nothrow): Update.
5948 (ignore_edge_for_pure_const): Likewise.
5949 (propagate_pure_const): Update calls to worse_state.
5950 (skip_function_for_local_pure_const): Reformat comments.
5952 2016-04-15 Jan Hubicka <jh@suse.cz>
5955 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
5956 (cgraph_node::function_symbol): Likewise.
5957 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5958 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
5959 (symtab_node::ultimate_alias_target): Add REF parameter.
5960 (symtab_node::binds_to_current_def_p): Declare.
5961 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
5962 (cgraph_node::function_symbol): Likewise.
5963 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
5964 (cgraph_node::get_availability): Likewise.
5965 (cgraph_edge::binds_to_current_def_p): New inline function.
5966 (varpool_node::get_availability): Add REF parameter.
5967 (varpool_node::ultimate_alias_target): Likewise.
5968 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
5969 (symtab_node::binds_to_current_def_p): Likewise.
5970 * varpool.c (varpool_node::get_availability): Likewise.
5972 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
5975 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
5976 Fix mode size check.
5978 2016-04-15 Jakub Jelinek <jakub@redhat.com>
5980 * BASE-VER: Set to 7.0.0.
5982 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
5984 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
5986 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5988 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
5989 architecture revisions.
5991 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
5993 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
5994 * config/i386/i386.c (ix86_using_red_zone): No longer static.
5995 * config/i386/i386.md (stack decrement to push peepholes): Guard
5996 with !x86_using_red_zone ().
5998 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6001 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6002 to dump_generic_node.
6003 (NIY): Pass also flags to do_niy.
6005 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6007 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6008 (simd_clone_vector_of_formal_parm_types)
6009 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6010 (simd_clone_mangle, simd_clone_create)
6011 (simd_clone_adjust_return_type, create_tmp_simd_array)
6012 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6013 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6014 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6015 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6016 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6017 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6018 * omp-simd-clone.c: ... this new file.
6019 (simd_clone_vector_of_formal_parm_types): Make it static.
6020 * Makefile.in (OBJS): Add omp-simd-clone.o.
6022 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6025 * config/i386/sse.md: Use proper memory operand modifiers.
6028 2016-04-15 Richard Biener <rguenther@suse.de>
6029 Alan Modra <amodra@gmail.com>
6031 PR tree-optimization/70130
6032 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6033 when alignment stays not the same and no not use the realign
6036 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6039 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6040 direct move handlers for KFmode. Change TFmode handlers test from
6041 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6043 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6046 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6047 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6048 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6049 * tree-ssa-live.c (remove_unused_scope_block_p): When
6050 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6051 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6052 block_ultimate_origin is FUNCTION_DECL.
6053 (remove_unused_locals): If current_function_decl is
6054 polymorphic_ctor_dtor_p, pass initial true to
6055 remove_unused_scope_block_p' is_ctor_dtor_block.
6057 2016-04-14 Martin Sebor <msebor@redhat.com>
6062 * doc/extend.texi (Variable Length): Revert.
6064 2016-04-14 Marek Polacek <polacek@redhat.com>
6065 Jan Hubicka <hubicka@ucw.cz>
6068 * tree.c (verify_type): Disable the canonical type of main variant
6071 2016-04-14 Jason Merrill <jason@redhat.com>
6073 * cfgexpand.c, expr.c: Revert previous change.
6075 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6078 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6079 when building a mem ref for the incoming reduction variable.
6081 2016-04-14 Richard Biener <rguenther@suse.de>
6083 PR tree-optimization/70614
6084 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6085 loop if the evolution dropped to chrec_dont_know.
6086 (interpret_condition_phi): Likewise.
6088 2016-04-14 Richard Biener <rguenther@suse.de>
6090 PR tree-optimization/70623
6091 * tree-ssa-pre.c (changed_blocks): Make global ...
6092 (compute_antic): ... local here. Move and fix worklist
6093 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6094 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6095 worklist handling, dump when ANTIC_IN changed.
6096 (compute_partial_antic_aux): Remove worklist handling.
6097 (init_pre): Do not compute post dominators. Add a comment about
6098 the CFG order chosen.
6099 (fini_pre): Do not free post dominators.
6101 2016-04-13 Martin Sebor <msebor@redhat.com>
6106 * doc/extend.texi (Variable Length): Document C++ specifics.
6108 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6111 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6112 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6113 eh edges have been purged.
6116 * tree-sra.c (create_access_replacement,
6117 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6119 * tree-pretty-print.c (dump_fancy_name): New function.
6120 (dump_decl_name, dump_generic_node): Use it.
6122 2016-04-13 Jason Merrill <jason@redhat.com>
6124 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6125 * expr.c (expand_expr_real_1): Likewise.
6127 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6129 * config/i386/i386.md (kunpckhi): Swap operands.
6130 (kunpcksi): Likewise.
6131 (kunpckdi): Likewise.
6132 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6133 (vec_pack_trunc_<mode>): Likewise.
6135 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6138 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6141 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6142 gimplification turns some element into non-constant.
6145 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6146 * explow.c (convert_memory_address_addr_space_1): No longer static,
6147 add NO_EMIT argument and don't call convert_modes if true, pass
6148 it down recursively, remove break after return.
6149 (convert_memory_address_addr_space): Adjust caller.
6150 * simplify-rtx.c (simplify_unary_operation_1): Call
6151 convert_memory_address_addr_space_1 instead of convert_memory_address,
6152 if it returns NULL, don't simplify.
6154 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
6157 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
6159 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6161 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6162 Bump the upper SIMDLEN limits, so that if the return type or
6163 characteristic type if the return type is void can be passed in
6164 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
6167 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6170 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
6171 Do not use "=" constraint on an input constraint.
6172 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6173 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6174 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
6175 generates (neg (abs ...)) instead of (abs ...).
6177 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6179 PR rtl-optimization/70596
6180 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
6181 just invalidate LRA data and reset them. Adjust dump wording.
6183 2016-04-12 Martin Liska <mliska@suse.cz>
6186 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6188 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6190 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6191 max_loop_iterations_int.
6192 (tree_unswitch_outer_loop): Likewise.
6193 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6194 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6196 2016-04-12 Tom de Vries <tom@codesourcery.com>
6198 PR tree-optimization/68756
6199 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
6200 instead of new_name.
6202 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6204 PR tree-optimization/70602
6205 * tree-sra.c (generate_subtree_copies): Don't write anything into
6206 constant pool decls.
6208 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
6209 regardless whether there are depend clauses or not.
6211 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6214 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
6215 target attribute and pragma from changing the -mfloat128
6216 and -mfloat128-hardware options.
6218 * doc/extend.texi (Additional Floating Types): Document PowerPC
6219 __float128 restrictions.
6221 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6224 * config/aarch64/driver-aarch64.c
6225 (aarch64_get_extension_string_for_isa_flags): New.
6226 (arch_extension): Rename to...
6227 (aarch64_arch_extension): ...This.
6228 (ext_to_feat_string): Rename to...
6229 (aarch64_extensions): ...This.
6230 (aarch64_core_data): Keep track of architecture extension flags.
6231 (cpu_data): Rename to...
6232 (aarch64_cpu_data): ...This.
6233 (aarch64_arch_driver_info): Keep track of architecture extension
6235 (get_arch_name_from_id): Rename to...
6236 (get_arch_from_id): ...This, change return type.
6237 (host_detect_local_cpu): Update and reformat for renames, handle
6238 extensions through common infrastructure.
6240 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6243 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
6244 track of a canonical flag name.
6245 (all_extensions): Likewise.
6246 (arch_to_arch_name): Also track extension flags enabled by the arch.
6247 (all_architectures): Likewise.
6248 (aarch64_parse_extension): Move to here.
6249 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
6251 (aarch64_rewrite_selected_cpu): Update for above change.
6252 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
6253 are handled, such that the single explicit value enabled by an
6254 extension is kept seperate from the implicit values it also enables.
6255 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
6257 (aarch64_parse_extension): New.
6258 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
6259 here to config/aarch64/aarch64-protos.h.
6260 (aarch64_parse_extension): Move from here to
6261 common/config/aarch64/aarch64-common.c.
6262 (aarch64_option_print): Update.
6263 (aarch64_declare_function_name): Likewise.
6264 (aarch64_start_file): Likewise.
6265 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
6266 the canonical flag for extensions.
6267 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
6270 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6272 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
6275 2016-04-09 Tom de Vries <tom@codesourcery.com>
6277 PR tree-optimization/68953
6278 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
6279 first to last subscript.
6281 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6283 PR tree-optimization/70586
6284 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6287 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6291 PR tree-optimization/70373
6295 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6296 clauses for acc parallel reductions as necessary. Error on those
6298 * omp-low.c (scan_sharing_clauses): Don't install variables which
6299 are used in acc parallel reductions.
6300 (lower_rec_input_clauses): Remove dead code.
6301 (lower_oacc_reductions): Add support for reference reductions.
6302 (lower_reduction_clauses): Remove dead code.
6303 (lower_omp_target): Don't remap variables appearing in acc parallel
6305 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6307 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6310 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6311 with multiple SSA_NAME defs, force the outputs other than first
6312 to be live before calling live_track_process_def on each output.
6314 PR rtl-optimization/70574
6315 * fwprop.c (forward_propagate_and_simplify): Don't add
6316 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6317 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6318 paradoxical subregs within *loc.
6320 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6322 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6323 -ftree-parallelize-loops={0,1}.
6324 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6325 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6326 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6327 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6328 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6330 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6333 * asan.c (instrument_derefs): If we get unknown location, extract it
6335 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6337 2016-04-08 Tom de Vries <tom@codesourcery.com>
6339 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6340 implicit firstprivate clause.
6342 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6345 * config/arm/thumb2.md (tst + branch-> lsls + branch
6346 peephole below *orsi_not_shiftsi_si): Require that condition
6347 register is dead after the peephole.
6348 (second peephole after the above): Likewise.
6350 2016-04-08 Alan Modra <amodra@gmail.com>
6353 * builtins.c (fold_builtin_classify): For IBM extended precision,
6354 look at just the high-order double to test for NaN.
6355 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6356 test just the high double for Inf but both doubles for subnormal
6359 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6361 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6362 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6363 node->simdclone->mask_mode != VOIDmode masks.
6364 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6365 earlier, use it instead of node->simdclone.
6366 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6367 Set clonei->mask_mode.
6369 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6372 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6373 Pass it through to cp_parser_already_scoped_statement.
6374 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6375 it through to cp_parser_statement.
6376 (cp_parser_statement): Pass IF_P through to
6377 cp_parser_iteration_statement.
6378 (cp_parser_pragma): Adjust call to
6379 cp_parser_iteration_statement.
6381 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6384 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6385 resolve a future -Wparentheses warning.
6386 * omp-low.c (scan_sharing_clauses): Likewise.
6387 * tree-parloops.c (eliminate_local_variables): Likewise.
6389 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6391 PR rtl-optimization/70398
6392 * lra-constraints.c (process_address_1): Check zero scale and code
6393 for reloading with zero scale.
6395 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6397 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6398 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6400 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6402 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6403 Add support for AVX512F clones, include them by default for
6404 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6405 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6409 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6410 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6411 firstprivate clauses.
6412 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6413 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6414 (lower_omp_target): Set TREE_NO_WARNING for
6415 non-addressable possibly uninitialized vars which are copied into
6416 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6418 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6420 * config/pa/predicates.md (integer_store_memory_operand): Accept
6421 REG+D operands with a large offset when reload_in_progress is true.
6422 (floating_point_store_memory_operand): Likewise.
6424 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6427 * match.pd (nested int casts): Limit to GIMPLE.
6429 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6432 * ipa-devirt.c (maybe_record_node): Fix comment; use
6433 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6435 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6437 PR rtl-optimization/70542
6438 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6439 if there are any uses other than insn or debug insns.
6441 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6442 Jakub Jelinek <jakub@redhat.com>
6444 PR tree-optimization/70509
6445 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6446 Shift HOST_WIDE_INT_1U instead of 1.
6448 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6450 PR tree-optimization/70509
6451 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6452 of the vector base type for index.
6454 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6457 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6459 2016-04-05 Richard Biener <rguenther@suse.de>
6461 PR tree-optimization/70526
6462 * tree-sra.c (build_ref_for_offset): Use prev_base to
6463 extract the alias pointer type.
6465 2016-04-05 Richard Biener <rguenther@suse.de>
6467 * dse.c (struct store_info): Remove alias_set member.
6468 (struct read_info_type): Likewise.
6469 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6470 spill_deleted, clear_alias_set_lookup): Remove.
6471 (get_group_info): Remove dead base == NULL_RTX case.
6472 (dse_step0): Remove initialization of removed variables.
6473 (delete_dead_store_insn): Reomve alias set dumping.
6474 (free_read_records): Remove alias_set handling.
6475 (canon_address): Remove alias_set_out parameter.
6476 (record_store): Remove spill_alias_set, it's always zero.
6477 (check_mem_read_rtx): Likewise.
6478 (dse_step2): Rename from ...
6479 (dse_step2_nospill): ... this. Adjust.
6480 (scan_stores): Rename from ...
6481 (scan_stores_nospill): ... this.
6482 (scan_reads): Rename from ...
6483 (scan_reads_nospill): ... this.
6484 (scan_stores_spill, scan_reads_spill): Remove.
6485 (dse_step3_scan): Remove for_spills argument which is always false.
6486 (dse_step3): Likewise.
6487 (dse_step5): Rename from ...
6488 (dse_step5_nospill): ... this. Remove alias_set handling.
6489 (rest_of_handle_dse): Adjust.
6491 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6494 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6495 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6496 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6497 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6499 2016-04-05 Richard Biener <rguenther@suse.de>
6502 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6503 non-register type temporaries into SSA.
6505 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6508 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6509 calls when sanitizing.
6510 (possible_polymorphic_call_target_p): Fix formatting.
6512 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6513 Jakub Jelinek <jakub@redhat.com>
6516 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6517 to ensure a call statement is compatible with a built-in's
6519 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6522 2016-04-04 Richard Biener <rguenther@suse.de>
6524 PR rtl-optimization/70484
6525 * rtl.h (canon_output_dependence): Declare.
6526 * alias.c (canon_output_dependence): New function.
6527 * dse.c (record_store): Use canon_output_dependence rather
6528 than canon_true_dependence.
6530 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6533 * cgraph.h (symtab_node::copy_visibility_from): New function.
6534 * symtab.c (symtab_node::copy_visibility_from): New function.
6535 * ipa-visibility.c (optimize_weakref): New function.
6536 (function_and_variable_visibility): Use it.
6538 2016-04-04 Martin Liska <mliska@suse.cz>
6541 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6542 value that is really in range handled by SBR instruction.
6543 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6544 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6545 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6547 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6551 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6552 set, but not for SP_REG operands.
6554 2016-04-02 Martin Sebor <msebor@redhat.com>
6557 * fold-const.c (maybe_nonzero_address): New function.
6558 (fold_comparison): Call it. Fold equality and relational
6559 expressions involving null pointers.
6560 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6562 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6564 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6565 the "Y" constraint (scalar FP 0.0 immediate).
6567 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6568 Add the "const_double" to the list of operand constraints.
6570 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6572 PR rtl-optimization/70467
6573 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6574 If low word of the last operand is 0, just emit addition/subtraction
6577 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6580 * config/s390/s390.c (s390_expand_insv): Check for everything
6581 constant instead of just VOIDmode stuff.
6583 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6586 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6588 2016-04-01 Nathan Sidwell <nathan@acm.org>
6590 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6592 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6594 PR rtl-optimization/70461
6595 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6598 2016-03-31 Martin Liska <mliska@suse.cz>
6601 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6602 a tree value or an immediate integer value to a buffer
6603 that is eventually copied to a BRIG section.
6604 (emit_immediate_operand): Call the function here.
6605 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6606 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6607 of class' fields that are removed.
6608 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6609 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6610 m_brig_repr_size fields.
6612 2016-03-31 Martin Liska <mliska@suse.cz>
6615 * hsa-gen.c (hsa_function_representation::update_dominance): New
6617 (convert_addr_to_flat_segment): Likewise.
6618 (gen_hsa_memory_set): New alignment argument.
6619 (gen_hsa_ctor_assignment): Likewise.
6620 (gen_hsa_insns_for_single_assignment): Provide alignment
6621 to gen_hsa_ctor_assignment.
6622 (gen_hsa_insns_for_direct_call): Add new argument.
6623 (expand_lhs_of_string_op): New function.
6624 (expand_string_operation_builtin): Likewise.
6625 (expand_memory_copy): New function.
6626 (expand_memory_set): New function.
6627 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6628 (convert_switch_statements): Change signature.
6629 (generate_hsa): Use a return value of the function.
6630 (pass_gen_hsail::execute): Do not call
6631 convert_switch_statements here.
6632 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6633 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6634 (hsa_function_representation::update_dominance): New function.
6636 2016-03-31 Martin Liska <mliska@suse.cz>
6639 * hsa-brig.c (emit_directive_variable): Emit alignment
6640 according to hsa_symbol::m_align.
6641 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6642 (dump_hsa_symbol): Dump alignment of HSA symbols.
6643 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6644 (gen_hsa_addr_with_align): New function.
6645 (hsa_bitmemref_alignment): Use newly added function.
6646 (gen_hsa_insns_for_load): Likewise.
6647 (gen_hsa_insns_for_store): Likewise.
6648 (gen_hsa_memory_copy): New argument added.
6649 (gen_hsa_insns_for_single_assignment): Respect
6650 alignment for assignments processed via gen_hsa_memory_copy.
6651 (gen_hsa_insns_for_direct_call): Likewise.
6652 (gen_hsa_insns_for_return): Likewise.
6653 (gen_function_def_parameters): Set default alignment.
6654 * hsa.c (hsa_object_alignment): New function.
6655 (hsa_byte_alignment): Pasted function.
6656 * hsa.h (hsa_symbol::m_align): New field.
6658 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6660 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6661 scratch field for goto case.
6663 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6665 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6667 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6670 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6671 (scalar_chain::convert_insn): Call convert_op for reg
6672 moves to handle undefined registers.
6674 2016-03-31 Nathan Sidwell <nathan@acm.org>
6677 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6678 Assert we don't want to move backwards.
6680 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6683 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6685 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6687 PR rtl-optimization/70460
6688 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6689 with operand from REG_LABEL_OPERAND, instead substitute
6690 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6691 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6693 2016-03-31 Martin Liska <mliska@suse.cz>
6695 * passes.c (execute_one_pass): Do not call
6696 todo_after for a discarded function.
6698 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6700 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6701 (no_cost, infinite_cost): Initialize the new field.
6702 (get_computation_cost_at): Record setup cost.
6703 (determine_use_iv_cost_address): Skip cost computation for sub
6704 uses if we can estimate it without losing accuracy.
6706 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6708 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6710 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6711 max_loop_iterations_int.
6712 (tree_unswitch_outer_loop): Likewise.
6713 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6714 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6716 2016-03-30 Richard Biener <rguenther@suse.de>
6719 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6721 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6724 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6725 in gen_blendm expander.
6727 2016-03-30 Nick Clifton <nickc@redhat.com>
6730 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6731 case where we are already provided with an SImode SUBREG.
6733 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6736 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6737 conflict between DRAP register and __builtin_eh_return.
6739 2016-03-30 Michael Matz <matz@suse.de>
6740 Richard Biener <rguenther@suse.de>
6743 * ipa-polymorphic-call.c (struct type_change_info): Change
6744 speculative to an unsigned allowing to limit the work we do.
6745 (csftc_abort_walking_p): New inline function..
6746 (check_stmt_for_type_change): Limit the number of may-defs
6747 skipped for speculative devirtualization to
6748 max-speculative-devirt-maydefs.
6749 * params.def (max-speculative-devirt-maydefs): New param.
6750 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6752 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6755 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6758 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6760 PR tree-optimization/59124
6761 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6762 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6764 2016-03-29 Jeff Law <law@redhat.com>
6766 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6768 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6770 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6773 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6775 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6776 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6777 gcrt0.o if linking dynamically.
6779 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6782 * ipa-devirt.c (methods_equal_p): New function.
6783 (compare_virtual_tables): Use it.
6784 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6785 * cgraphclones.c (clone_function_name_1): Use
6786 symbol_table::symbol_suffix_separator.
6787 * coverage.c (build_var): Likewise.
6788 * symtab.c (symbol_table::symbol_suffix_separator): New.
6790 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6792 PR rtl-optimization/70429
6793 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6794 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6795 mode != result_mode.
6798 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6800 PR tree-optimization/70405
6801 * ssa-iterators.h (num_imm_uses): Add missing braces.
6803 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6805 PR rtl-optimization/68695
6806 * ira-color.c (allocno_copy_cost_saving): New.
6807 (improve_allocation): Use it.
6809 2016-03-29 Richard Henderson <rth@redhat.com>
6812 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6814 2016-03-29 Richard Biener <rguenther@suse.de>
6817 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6818 use alignment returned by get_pointer_alignment_1 if it is
6819 bigger than BITS_PER_UNIT.
6820 * builtins.c (get_pointer_alignment_1): Do not return true
6821 for alignment extracted from SSA info.
6823 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6825 * config/ft32/ft32.opt (mnodiv): New.
6826 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6827 * doc/invoke.texi (FT32 Options -mnodiv): New.
6829 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6832 * config/i386/i386.md (define_split, andn): Fix modes.
6834 2016-03-26 Richard Biener <rguenther@suse.de>
6835 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6838 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6840 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6841 as 2nd argument to cl_optimization_restore().
6843 2016-03-25 Richard Henderson <rth@redhat.com>
6846 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6847 * config/aarch64/aarch64-protos.h: Declare it.
6848 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6850 2016-03-25 Alan Modra <amodra@gmail.com>
6853 * config/rs6000/constraints.md (j): Simplify.
6854 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6856 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6857 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6858 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6859 in all constraint alternatives.
6860 (movtd_64bit_nodm): Delete "j" constraint alternative.
6862 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6864 * tree-ssa-propagate.c: Enhance docs for
6865 SSA_PROP_NOT_INTERESTING.
6867 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6869 * doc/extend.texi: Fix typo in documentation to pure attribute.
6871 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6874 * config/pa/pa.md (bswapdi2): Use a scratch register.
6876 2016-03-24 Richard Henderson <rth@redhat.com>
6879 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6882 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
6884 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
6885 using ix86_expand_binary_operator instead of gen_andsi3.
6887 2016-03-24 Richard Biener <rguenther@suse.de>
6889 PR tree-optimization/70396
6890 * tree-vect-stmts.c (vectorizable_comparison): Use
6891 get_vectype_for_scalar_type.
6893 2016-03-24 Richard Biener <rguenther@suse.de>
6896 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
6897 with register bases.
6899 2016-03-24 Richard Biener <rguenther@suse.de>
6901 PR tree-optimization/70372
6902 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
6903 build_all_ones_cst to also handle vector types correctly.
6905 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6908 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
6911 2016-03-23 Marek Polacek <polacek@redhat.com>
6914 * doc/invoke.texi: Document -Wignored-attributes.
6916 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6918 PR tree-optimization/69042
6919 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
6920 parameter from 30 to 40.
6922 2016-03-23 Bin Cheng <bin.cheng@arm.com>
6924 PR tree-optimization/69042
6925 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
6926 for use with constant offset stripped in base.
6928 2016-03-23 Richard Biener <rguenther@suse.de>
6931 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
6932 mode compatibility check.
6933 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
6935 2016-03-23 Jeff Law <law@redhat.com>
6937 PR tree-optimization/64058
6938 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
6940 (struct ssa_conflicts): Move up earlier in the file.
6941 (conflicts_, var_map_): New static variables.
6942 (initialize_conflict_count): New function to initialize the
6943 CONFLICT_COUNT field for each conflict pair.
6944 (compare_pairs): Lazily initialize the conflict count and use it
6945 as the first tie-breaker.
6946 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
6947 and wipe conflicts_ and map_ around the call to qsort. Remove
6948 special case for 2 coalesce pairs.
6949 * bitmap.c (bitmap_count_unique_bits): New function.
6950 (bitmap_count_bits_in_word): New function, extracted from
6952 (bitmap_count_bits): Use bitmap_count_bits_in_word.
6953 * bitmap.h (bitmap_count_unique_bits): Declare it.
6955 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
6958 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
6959 transparent alias chain for decl assembler name.
6960 * config/sol2.c (solaris_assemble_visibility): Likewise.
6962 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6964 * config/arm/arm1020e.md (1020call_op): Reduce reservation
6966 (v10_fdivs): Likewise.
6967 (v10_fdivd): Likewise.
6969 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6972 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
6973 to not call fclose twice on file.
6975 2016-03-23 Jakub Jelinek <jakub@redhat.com>
6977 PR tree-optimization/70354
6978 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
6979 oprnd0 is wider than oprnd1 and there is a cast from the wider
6980 type to oprnd1, mask it with the mask of the narrower type.
6983 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
6984 Optimize TARGET_STV splitters, if high or low word of last argument
6987 2016-03-22 Jeff Law <law@redhat.com>
6990 tree-ssa-threadbackward.c
6991 (fsm_find_control_statement_thread_paths): Correctly distinguish
6992 between old style jump threads vs FSM jump threads.
6994 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
6997 * config/i386/i386.c (scalar_chain::convert_op): Support
6998 uninitialized register usage case.
7000 2016-03-22 Richard Biener <rguenther@suse.de>
7003 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7005 (capture::gen_transform): ... to change behavior when substituting
7006 a condition into cond or not-cond expr context.
7007 (dt_simplify::gen_1): Adjust.
7008 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7009 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7010 last change and instead change to
7011 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7012 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7014 2016-03-22 Anthony Green <green@moxielogic.com>
7016 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7017 issue for moxiebox targets.
7018 (CC1PLUS_SPEC): Ditto.
7020 2016-03-22 Richard Biener <rguenther@suse.de>
7023 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7026 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7028 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7030 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7033 * config/i386/i386.c (def_builtin): Handle
7034 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7036 (const struct builtin_description bdesc_special_args[]):
7037 Remove duplicate ISA bits.
7039 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7042 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7043 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7044 in a way that works also for AVX512BW.
7047 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7048 instead of source if operands[1] is xmm16 and above and
7049 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7050 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7053 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7054 on assign if (*from_p) is a comparison, set it to
7055 TREE_NO_WARNING (*from_p).
7057 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7060 * lra.c (restore_scratches): Ignore deleted insns.
7062 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7063 Jakub Jelinek <jakub@redhat.com>
7065 PR tree-optimization/70317
7066 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7069 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7072 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7073 of ix86_expand_move.
7075 (movti): Use general_operand for operand 1 predicate.
7077 2016-03-21 Martin Liska <mliska@suse.cz>
7079 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7081 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7083 2016-03-21 Martin Liska <mliska@suse.cz>
7086 * ipa-icf.c (sem_function::parse): Skip static
7087 constructors and destructors.
7089 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7092 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7093 function-like macro, peek following token(s) if it is followed
7094 by CPP_OPEN_PAREN token with optional padding in between, and
7095 if not, don't treat it like a macro.
7097 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7098 Alexander Monakov <amonakov@ispras.ru>
7100 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7101 for the stabs debug format.
7103 2016-03-21 Richard Biener <rguenther@suse.de>
7105 PR tree-optimization/70310
7106 * tree-vect-generic.c (expand_vector_condition): Fold the built
7109 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7112 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7113 Block third alternative for AVX-512VL target,
7115 2016-03-21 Martin Liska <mliska@suse.cz>
7118 * hsa-brig.c (emit_function_directives): Mark unemitted
7119 global variables for emission.
7120 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7121 (get_symbol_for_decl): Likewise.
7122 * hsa.h (struct hsa_symbol): New flag.
7124 2016-03-21 Richard Biener <rguenther@suse.de>
7126 PR tree-optimization/70288
7127 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7128 we do not estimate unsimplified all-constant conditionals or
7129 switches as optimized away.
7131 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7133 PR rtl-optimization/69102
7134 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7135 when we have a readonly dependency context.
7137 2016-03-18 Jeff Law <law@redhat.com>
7139 PR rtl-optimization/70263
7140 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7141 (update_equiv_regs): When trying to move a store to after the insn
7142 that sets the source of the store, make sure the store occurs after
7143 the insn that sets the source of the store. When successful note
7144 the REG_EQUIV note created in the dump file.
7146 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
7147 Bernd Schmidt <bschmidt@redhat.com>
7149 * doc/extend.texi: Document more potential problems with basic asms.
7151 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
7153 PR rtl-optimization/70278
7154 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
7157 2016-03-18 Jason Merrill <jason@redhat.com>
7159 * calls.c (load_register_parameters): Fix zero size sibcall logic.
7161 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
7163 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
7164 values to 128b regs.
7166 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7168 PR tree-optimization/70252
7169 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
7170 boolean vector has a proper number of elements.
7171 (supportable_narrowing_operation): Likewise.
7173 2016-03-18 Tom de Vries <tom@codesourcery.com>
7176 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
7178 2016-03-18 Jakub Jelinek <jakub@redhat.com>
7180 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
7181 instead of replace_rtx for DEBUG_INSNs.
7183 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7185 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
7186 load type reservations.
7188 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
7191 * config/pa/constraints.md: Revert 2015-02-13 change. Use
7192 define_constraint for "Q" and "T" constraints.
7194 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
7196 Tweak the pipeline model for Exynos M1
7198 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
7201 2016-03-17 David Malcolm <dmalcolm@redhat.com>
7204 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
7205 where one or both locations aren't within a line_map.
7207 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
7210 * opts.c (finish_options): Don't set flag_pie to the default if
7211 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
7214 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
7216 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
7217 true as ALL_REGS argument to replace_rtx.
7219 2016-03-17 Richard Biener <rguenther@suse.de>
7222 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
7225 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7228 * rtl.h (replace_rtx): Add ALL_REGS argument.
7229 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
7230 equality and assert mode is the same, instead of just rtx pointer
7232 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
7233 true as ALL_REGS argument to replace_rtx.
7235 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
7237 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
7238 for boolean vector with vector mode only.
7239 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7241 2016-03-17 Nick Clifton <nickc@redhat.com>
7244 * config/rx/rx.c (rx_print_integer): Print negative constants in
7247 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7250 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
7252 2016-03-16 Richard Henderson <rth@redhat.com>
7253 Richard Biener <rguenth@suse.de>
7258 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
7259 first operand as is_gimple_condexpr.
7264 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
7265 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
7266 Do not gimplify the result.
7267 (do_unop): Adjust call to tree_vec_extract.
7268 (do_binop): Likewise.
7269 (do_compare): Likewise.
7270 (do_plus_minus): Likewise.
7271 (do_negate): Likewise.
7272 (expand_vector_condition): Likewise.
7273 (do_cond): Likewise.
7275 2016-03-16 Richard Henderson <rth@redhat.com>
7278 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
7279 (aarch64_classify_address): Use it.
7280 (aarch64_legitimize_address): Force all subexpressions of PLUS
7281 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7283 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7284 Richard Biener <rguenth@suse.de>
7287 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7288 return to even if only REGNO is equal, and assert
7291 2016-03-11 Jeff Law <law@redhat.com>
7293 PR rtl-optimization/70224
7294 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7296 2016-03-16 Richard Henderson <rth@redhat.com>
7299 * function.h (struct function): Add has_forced_label_in_static.
7300 * gimplify.c (force_labels_r): Set it.
7301 * lto-streamer-in.c (input_struct_function_base): Read it.
7302 * lto-streamer-out.c (output_struct_function_base): Write it.
7303 * tree-inline.c (has_label_address_in_static_1): Remove.
7304 (copy_forbidden): Remove fndecl parameter; test
7305 has_forced_label_in_static.
7306 (inline_forbidden_p): Update call to copy_forbidden.
7307 (tree_versionable_function_p): Likewise.
7308 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7309 (chkp_versioning): Likewise.
7310 * tree-inline.h (copy_forbidden): Update decl.
7312 2016-03-16 Marek Polacek <polacek@redhat.com>
7315 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7316 function being thunked if the result type doesn't have fixed size.
7317 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7318 doesn't have fixed size.
7320 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7322 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7323 reporting malformed loop nest.
7325 2016-03-16 Tom de Vries <tom@codesourcery.com>
7328 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7329 nodes.length () == 1 test to before first nodes[0] access.
7331 2016-03-16 Tom de Vries <tom@codesourcery.com>
7333 PR tree-optimization/68715
7334 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7337 2016-03-16 Tom de Vries <tom@codesourcery.com>
7339 PR tree-optimization/68809
7340 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7343 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7344 Sandra Loosemore <sandra@codesourcery.com>
7346 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7347 on leaf attribute. Mention ELF interposition problems.
7349 2016-03-16 Alan Modra <amodra@gmail.com>
7351 PR rtl-optimization/69195
7352 PR rtl-optimization/47992
7353 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7356 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7359 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7361 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7363 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7365 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7367 PR rtl-optimization/70222
7368 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7369 optimization if mode is different from result_mode, queue up masking
7370 of the result in outer_op. Formatting fix.
7373 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7376 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7378 PR rtl-optimization/69032
7379 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7380 looping backwards over basic block insns.
7382 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7385 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7386 to non-speculative when propagating trap bits.
7388 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7390 PR rtl-optimization/63384
7391 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7394 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7397 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7398 factored out from ...
7399 (sched_analyze_insn): ... here.
7400 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7401 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7402 get_implicit_reg_pending_clobbers in it.
7403 (setup_id_reg_sets): Use setup_id_implicit_regs.
7404 (deps_init_id): Ditto.
7406 2016-03-15 Tom de Vries <tom@codesourcery.com>
7409 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7411 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7412 execute_function_dump.
7413 (execute_one_pass): Don't dump function if it will be dumped after ipa
7416 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7418 * genrecog.c (match_pattern_2): If pred is NULL don't call
7419 safe_predicate_mode on it.
7421 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7424 * lra-constraints.c (delete_move_and_clobber): Change assertion
7425 to also allow dregno == 0.
7427 2016-03-14 Richard Henderson <rth@redhat.com>
7430 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7431 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7432 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7433 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7436 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7439 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7441 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7443 * lra-constraints.c (split_reg): For hard regs, try to find the
7444 biggest single-register mode used in the function.
7446 2016-03-14 Richard Biener <rguenther@suse.de>
7448 PR tree-optimization/56365
7449 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7450 constants to compare against.
7452 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7455 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7456 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7457 (define_split for the GPR case): Use int_reg_operand instead of
7458 gpc_reg_operand for the output.
7460 2016-03-14 Tom de Vries <tom@codesourcery.com>
7462 PR tree-optimization/70045
7463 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7464 create_empty_if_region_on_edge argument.
7466 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7468 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7469 (STACK_CHECK_PROTECT): Likewise.
7470 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7471 (STACK_CHECK_PROTECT): Likewise.
7472 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7473 (STACK_CHECK_PROTECT): Likewise.
7474 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7475 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7476 (STACK_CHECK_PROTECT): Likewise.
7478 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7480 PR rtl-optimization/69307
7481 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7482 registers in modes that span more than one register.
7484 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7487 * lra-constraints.c (delete_move_and_clobber): New.
7488 (remove_inheritance_pseudos): Use it.
7490 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7493 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7494 the libcall is LCT_THROW.
7495 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7496 for the checking routine.
7498 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7501 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7502 optimization if we have direct move.
7503 (roundu32<mode>2_fprs): Likewise.
7505 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7508 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7510 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7511 Arguments swapped. All callers changed. Take reg_renumber into
7512 account, and Calculate and compare register ranges for hard regs.
7514 2016-03-11 Jeff Law <law@redhat.com>
7516 PR tree-optimization/70190
7517 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7518 Handle cases where we can not extract the taken edge, even though we
7519 found a constant value.
7521 PR tree-optimization/64058
7522 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7523 (num_coalesce_pairs): Move up earlier in file.
7524 (find_coalesce_pair): Initialize the INDEX field for each pair
7526 (compare_pairs): No longer sort on the elements in each pair.
7527 Instead break ties with the index of the coalesce pair.
7529 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7532 * config/aarch64/aarch64-protos.h
7533 (aarch64_save_restore_target_globals): New prototype.
7534 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7535 Call the above when popping pragma.
7536 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7538 (aarch64_set_current_function): Rewrite using the above.
7540 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7542 PR tree-optimization/70177
7543 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7544 (extract_ops_from_tree): ... this. In the 2 argument
7545 overload remove _1 suffix.
7546 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7547 (extract_ops_from_tree): ... this.
7548 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7550 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7551 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7552 extract_ops_from_tree instead of 2 operand one.
7554 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7556 PR tree-optimization/70013
7557 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7558 for constant-pool entries.
7560 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7562 PR rtl-optimization/70174
7563 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7564 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7566 PR tree-optimization/70169
7567 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7568 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7571 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7572 Jakub Jelinek <jakub@redhat.com>
7575 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7576 of uninitialized values.
7578 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7580 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7582 ("*trunctddd2"): New pattern definition.
7583 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7586 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7588 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7589 definitions for BFP and DFP rounding modes.
7590 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7591 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7592 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7593 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7596 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7598 * config/s390/constraints.md: Adjust comment.
7599 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7600 s390_decompose_addrstyle_without_index.
7601 * config/s390/predicates.md (shift_count_or_setmem_operand):
7602 Rename to setmem_operand.
7603 * config/s390/s390-protos.h
7604 (s390_decompose_shift_count): Rename to
7605 s390_decompose_addrstyle_without_index.
7606 * config/s390/s390.c (s390_decompose_shift_count)
7607 (s390_mem_constraint, print_shift_count_operand)
7608 (print_operand_address, print_operand): Rename
7609 s390_decompose_shift_count to
7610 s390_decompose_addrstyle_without_index and rename
7611 print_shift_count_operand to print_addrstyle_operand troughout the
7613 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7614 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7615 Rename shift_count_or_setmem_operand to setmem_operand.
7616 * config/s390/vx-builtins.md ("vec_insert<mode>")
7617 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7620 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7623 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7624 Handle overlapping retval and newval.
7626 2016-03-10 Nick Clifton <nickc@redhat.com>
7629 * config/aarch64/aarch64.c
7630 (aarch64_override_options_after_change_1): When forcing
7631 flag_omit_frame_pointer to be true, use a special value that can
7632 be detected if this function is called again, thus preventing
7633 flag_omit_leaf_frame_pointer from being forced to be false.
7635 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7637 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7638 Set x_flag_omit_leaf_frame_pointer when handling
7639 -momit-leaf-frame-pointer.
7641 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7644 * cgraph.c (cgraph_node::dump): Dump split_part and
7645 indirect_call_target.
7646 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7647 * ipa.c (has_addr_references_p): Cleanup.
7648 (is_indirect_call_target_p): New.
7649 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7650 called indirectly as local.
7651 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7653 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7656 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7657 on cxa_pure_virtual.
7659 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7662 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7664 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7667 * tree.c (need_assembler_name_p): Only record main variant type names.
7669 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7672 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7673 Always define to 0 or 1.
7674 (TARGET_FIX_ERR_A53_843419): New macro.
7675 * config/aarch64/aarch64-elf-raw.h
7676 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7677 * config/aarch64/aarch64-linux.h: Likewise.
7678 * config/aarch64/aarch64.c
7679 (aarch64_override_options_after_change_1): Do not default
7680 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7682 (aarch64_attributes): Handle fix-cortex-a53-843419.
7683 (aarch64_can_inline_p): Likewise.
7684 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7686 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7687 Jakub Jelinek <jakub@redhat.com>
7689 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7690 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7691 DECL_COMMONS if flag_unconstrained_commons is set.
7692 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7693 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7694 (funconstrained-commons): Document.
7696 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7698 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7699 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7701 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7703 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7704 has a proper number of elements.
7706 2016-03-10 Alan Modra <amodra@gmail.com>
7708 PR rtl-optimization/69195
7709 PR rtl-optimization/47992
7710 * ira.c (recorded_label_ref): Delete.
7711 (update_equiv_regs): Return void.
7712 (indirect_jump_optimize): New function.
7713 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7714 before regstat_compute_ri. Don't rebuild_jump_labels here.
7715 Delete update_regstat.
7717 2016-03-10 Richard Biener <rguenther@suse.de>
7719 PR tree-optimization/70128
7720 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7721 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7723 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7725 PR tree-optimization/70152
7726 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7727 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7730 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7731 instead of gen_sse2_loadlpd.
7732 * config/i386/sse.md (*vec_concatv2df): Rename to...
7733 (vec_concatv2df): ... this.
7735 PR tree-optimization/70127
7736 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7738 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7742 * diagnostic-show-locus.c (compatible_locations_p): New function.
7743 (layout::layout): Sanitize ranges using compatible_locations_p.
7745 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7749 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7750 location_range param with three const expanded_locations * and a
7752 (layout::layout): Replace call to
7753 rich_location::lazily_expand_location with get_expanded_location.
7754 Extract the range and perform location expansion here, passing
7755 the results to the layout_range ctor.
7756 * diagnostic.c (source_range::debug): Delete.
7757 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7758 of rich_location::get_expanded_location.
7759 * gcc-rich-location.c (get_range_for_expr): Delete.
7760 (gcc_rich_location::add_expr): Reimplement to avoid the
7761 rich_location::add_range overload that took a location_range,
7762 passing a location_t instead.
7764 2016-03-09 Richard Biener <rguenther@suse.de>
7765 Jakub Jelinek <jakub@redhat.com>
7767 PR tree-optimization/70138
7768 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7769 Also skip vect_double_reduction_def.
7771 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7774 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7775 if the operand is "m".
7777 2016-03-09 Nathan Sidwell <nathan@acm.org>
7779 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7781 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7783 * config/i386/i386.c (processor_target_table): Fix cost table
7784 intialization order for znver1.
7786 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7788 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7789 - becuase -> because.
7790 * ipa-reference.c (ignore_module_statics): Likewise.
7791 * cgraph.c (cgraph_node::get_body): Likewise.
7792 * ipa-inline.c (early_inliner): Likewise.
7793 * ipa-devirt.c (types_same_for_odr): Likewise.
7794 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7795 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7797 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7799 * tree-ssa-math-opts.c: Fix typo in comment.
7801 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7804 * config/i386/i386.c (scalar_chain::make_vector_copies,
7805 scalar_chain::convert_reg): Call end_sequence in between
7806 get_insns and emit_conversion_insns rather than after both
7809 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7812 * config/i386/i386.h (machine_function): Add
7813 pc_thunk_call_expanded flag.
7814 (ix86_pc_thunk_call_expanded): New define.
7815 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7816 (*set_got): Rename insn pattern from set_got.
7817 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7818 * config/i386/i386.c (ix86_compute_frame_layout): Use
7819 ix86_pc_thunk_call_expanded to prevent red-zone.
7821 2016-03-07 Martin Jambor <mjambor@suse.cz>
7823 * hsa.h (hsa_get_ctor_statements): Declare.
7824 (hsa_get_dtor_statements): Likewise.
7825 (hsa_get_kernel_dispatch_type): Likewise.
7826 * hsa.c (hsa_get_ctor_statements): New function.
7827 (hsa_get_dtor_statements): Likewise.
7828 (hsa_get_kernel_dispatch_type): Likewise.
7829 * hsa-brig.c (hsa_cdtor_statements): Removed.
7830 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7831 hsa_get_dtor_statements.
7832 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7833 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7835 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7837 * config/arm/arm-cores.def (cortex-r8): New.
7838 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7839 * config/arm/arm-tune.md: Likewise.
7840 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7842 2016-03-07 Martin Sebor <msebor@redhat.com>
7844 PR rtl-optimization/19705
7845 * doc/invoke.texi (Options That Control Optimization): Clarify
7846 -fno-branch-count-reg.
7848 2016-02-26 Richard Biener <rguenther@suse.de>
7849 Jeff Law <law@redhat.com>
7851 PR tree-optimization/69740
7852 * cfghooks.c (remove_edge): Request loop fixups if we delete
7853 an edge that might turn an irreducible loop into a natural
7855 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7856 Move after definition of loops_state_clear.
7858 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7860 PR rtl-optimization/69052
7861 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7864 2016-03-07 Tom de Vries <tom@codesourcery.com>
7866 PR tree-optimization/70116
7867 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7868 is_tm_ending stmts and ubsan/asan internal functions.
7869 (find_duplicate): Use it. Don't test is_tm_ending here.
7871 2016-03-07 Richard Biener <rguenther@suse.de>
7873 PR tree-optimization/70115
7874 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
7875 (propagate_constants_for_unrolling): Use replace_uses_by.
7877 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7880 * omp-low.c (struct oacc_loop): Add ifns.
7881 (new_oacc_loop_raw): Initialize it.
7882 (finish_oacc_loop): Clear mask & flags if no ifns.
7883 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
7884 (oacc_loop_xform_loop): Add ifns arg & adjust.
7885 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
7887 2016-03-07 Richard Henderson <rth@redhat.com>
7890 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
7891 (insert_value_copy_on_edge): Likewise.
7893 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7895 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
7897 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7900 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
7902 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7904 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
7906 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
7908 Fix sseimul type attribute.
7909 * config/i386/znver1.md
7910 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
7911 znver1_sseimul_avx256_load) : Fix the type attribute.
7912 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
7913 pipe usage and latency.
7915 2016-03-05 Jakub Jelinek <jakub@redhat.com>
7918 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
7919 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
7922 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7925 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
7927 PR rtl-optimization/69941
7928 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
7929 the reg share its mode.
7931 2016-03-04 Jeff Law <law@redhat.com>
7933 PR tree-optimization/69196
7934 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7935 If the both SSA_NAMEs are anonymous, then consider them unassociated
7936 and include the PHI in the statement count.
7938 2016-03-05 Tom de Vries <tom@codesourcery.com>
7940 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
7941 construct in oacc routine. Check for oacc region in oacc routine.
7943 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7946 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
7947 2016-02-22 changes, instead don't recurse if RECUR is already true.
7948 Don't change *dynamic_check if RECUR. Adjust recursive caller
7949 to pass true to the new argument.
7950 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
7953 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
7954 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
7956 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
7958 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
7960 PR rtl-optimization/57676
7961 * lra-assigns.c (lra_assign): Guard test for maximum iterations
7964 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
7966 * tree-vect-patterns.c (search_type_for_mask): Handle
7967 comparison of booleans.
7969 2016-03-04 Jakub Jelinek <jakub@redhat.com>
7971 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
7975 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
7976 all other ops that have dw_val_class_die_ref operands,
7977 and DW_OP_GNU_entry_value.
7979 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7981 PR rtl-optimization/69904
7982 * config/arm/arm.c (arm_cannot_copy_insn_p):
7983 Return true for load-exclusive instructions.
7985 2016-03-03 Jakub Jelinek <jakub@redhat.com>
7988 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
7989 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
7990 the pattern no matter if it is used just by non-pattern, pattern
7992 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
7993 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7994 oprnd1 def_stmt is in pattern, don't look through it.
7996 2016-03-03 Marek Polacek <polacek@redhat.com>
7999 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8001 2016-03-03 Martin Liska <mliska@suse.cz>
8003 PR tree-optimization/70043
8004 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8005 previous statement if we see a debug statement.
8007 2016-03-03 Richard Biener <rguenther@suse.de>
8009 PR tree-optimization/55936
8010 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8011 parameter and guard unsafe equivalence use.
8012 (vrp_evaluate_conditional_warnv_with_ops): Always use
8013 safe equivalences but not via the quadratic compare_names
8016 2016-03-03 Michael Collison <michael.collison@linaro.org>
8019 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8020 for operand 1 to s_register_operand. Change predicate for operand
8021 2 to arm_not_immediate_operand.
8023 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8025 * doc/tm.texi: Regenerated.
8027 2016-03-02 Richard Henderson <rth@redhat.com>
8030 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8031 simplification when all args are positive non-fixed registers.
8033 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8035 * target.def (lra_p): Specify that new ports should use LRA.
8037 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8040 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8041 gimplify_type_sizes the type they refer to.
8042 (omp_notice_variable): Handle reference vars to VLAs.
8043 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8044 reference to VLA decls in the second pass instead of first pass.
8046 2016-03-02 Tom de Vries <tom@codesourcery.com>
8048 PR tree-optimization/68659
8049 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8050 new_expr == NULL_TREE.
8051 (get_new_name): Handle ADDR_EXPR.
8053 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8055 PR rtl-optimization/69052
8056 * loop-invariant.c (canonicalize_address): New function.
8057 (inv_can_prop_to_addr_use): Check validity of address expression
8058 which is canonicalized by above function.
8060 2016-03-02 Alan Modra <amodra@gmail.com>
8063 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8066 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8069 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8070 (*movhi_internal): Put mask moves from and to memory separately
8071 from moves from/to GPRs.
8073 2016-03-02 Richard Biener <rguenther@suse.de>
8075 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8076 GENERIC expressions in GIMPLE.
8078 2016-03-02 Richard Biener <rguenther@suse.de>
8080 * config/i386/i386.c (type_natural_mode): Fix typo.
8082 2016-03-02 Nick Clifton <nickc@redhat.com>
8084 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8086 2016-03-02 Richard Biener <rguenther@suse.de>
8087 Uros Bizjak <ubizjak@gmail.com>
8090 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8092 2016-03-02 Richard Biener <rguenther@suse.de>
8095 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8097 2016-03-02 Marek Polacek <polacek@redhat.com>
8100 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8101 "is promoted to" warning.
8103 2016-03-01 DJ Delorie <dj@redhat.com>
8105 * config.gcc: Deprecate mep-*.
8107 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8110 * lra-constraints.c (regno_val_use_in): New.
8111 (match_reload): Use it instead of regno_use_in.
8113 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8115 PR rtl-optimization/70007
8116 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8117 references present in REG_EQUAL notes attached to non-SET patterns.
8119 2016-03-01 Jeff Law <law@redhat.com>
8121 PR tree-optimization/69196
8122 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8123 Appropriately clamp the number of statements to copy when the
8124 thread path does not traverse a loop backedge.
8126 PR tree-optimization/69196
8127 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8128 Do count some PHIs in the thread path against the insn count. Decrease
8129 final statement count by one as the control statement in the last
8130 block will get removed. Remove special cased code for handling PHIs
8133 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8136 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8137 asm dialect alternatives to explicit GOTPCREL calls.
8139 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8142 * ira.c (do_reload): Issue warning for generic stack checking here...
8143 * reload1.c (reload): ...instead of here and streamline it.
8145 2016-03-01 Nick Clifton <nickc@redhat.com>
8147 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
8149 2016-03-01 Richard Biener <rguenther@suse.de>
8151 PR tree-optimization/69983
8152 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
8153 types and fall back to operand_equal_p.
8155 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8158 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8160 * config/s390/constraints.md ("jm8"): New constraint.
8161 * config/s390/predicates.md ("const_int_8bitset_operand"): New
8163 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
8165 ("*setmem_long<setmem_and>"): New pattern.
8166 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
8168 ("*setmem_long_31z<setmem_and>"): New pattern.
8169 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
8170 New substitution rules with the required attributes.
8173 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8176 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8178 * gensupport.c (process_substs_on_one_elem): Split loop to
8179 complete mark_operands_used_in_match_dup on all expressions in the
8181 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8182 and remove function.
8184 2016-03-01 Richard Biener <rguenther@suse.de>
8187 * fold-const.c (fold_indirect_ref_1): Fix range checking for
8188 vector BIT_FIELD_REF extract.
8190 2016-03-01 Richard Biener <rguenther@suse.de>
8192 PR tree-optimization/69994
8193 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
8195 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
8197 PR tree-optimization/69956
8198 * tree-vect-stmts.c (supportable_widening_operation): Support
8199 multi-step conversion of boolean vectors.
8200 (supportable_narrowing_operation): Likewise.
8202 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8204 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
8207 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8209 * config/s390/subst.md (DSI_VI): New mode iterator.
8210 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
8211 * config/s390/vector.md ("vec_set<mode>"): Move expander before
8212 the insn definition.
8213 ("*vec_set<mode>"): Change predicate and add alternative to
8214 support only either register or const_int operands as element
8216 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
8218 ("vec_extract<mode>"): New expander.
8219 ("*vec_extract<mode>"): New insn definition supporting reg and
8220 const_int element selectors.
8221 ("*vec_extract<mode>_plus"): New insn definition supporting
8222 reg+const_int element selectors.
8223 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
8224 following expander+insn definition.
8225 ("<vec_shifts_name><mode>3"): New expander.
8226 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
8228 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8230 * config/s390/s390.md ("*tabort_1"): Change predicate to
8231 nonmemory_operand. Add a second alternative to cover
8232 register as well as const int operands.
8233 ("*tabort_1_plus"): New pattern definition.
8235 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8237 * config/s390/s390.md ("*ashrdi3_cc_31")
8238 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
8239 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
8240 Merge insn definitions into ...
8241 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8242 New pattern definition.
8243 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
8244 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
8245 ("*ashr<mode>3_and"): Merge insn definitions into ...
8246 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8247 New pattern definition.
8248 * config/s390/subst.md ("addr_style_op_cc_subst")
8249 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
8250 substitutions patterns plus attributes.
8251 Add ashiftrt to SUBST iterator.
8253 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8255 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
8256 op2 to nonmemory_operand.
8257 ("*<shift>di3_31", "*<shift>di3_31_and"):
8258 Merge into single pattern definition ...
8259 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
8260 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
8261 pattern definition ...
8262 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
8263 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
8266 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8268 * config/s390/predicates.md (const_int_6bitset_operand): New
8270 * config/s390/s390.md: Include subst.md.
8271 ("rotl<mode>3"): New expander.
8272 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
8274 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
8275 * config/s390/subst.md: New file.
8277 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8279 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8280 Remove RRR type. It doesn't really exist.
8281 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8283 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8284 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8285 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8286 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8287 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8288 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8289 `enabled' attribute.
8291 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8293 * gensupport.c (process_substs_on_one_elem): Split loop to
8294 complete mark_operands_used_in_match_dup on all expressions in the
8296 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8297 and remove function.
8299 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8302 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8303 (CEIL_NWORDS): ...this. Use CEIL macro.
8304 (compute_fp_layout): Adjust to above renaming.
8305 (function_arg_union_value): Likewise.
8306 (sparc_arg_partial_bytes): Likewise.
8307 (sparc_function_arg_advance): Likewise.
8309 2016-02-29 Jeff Law <law@redhat.com>
8311 PR tree-optimization/70005
8312 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8313 where an object with a boolean range is compared against a value
8316 PR tree-optimization/69999
8317 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8318 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8321 2016-02-29 Richard Biener <rguenther@suse.de>
8323 PR tree-optimization/69994
8324 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8325 (get_unary_op): Look through nop conversions.
8326 (ops_equal_values_p): New function, look for equality diregarding
8328 (eliminate_plus_minus_pair): Use ops_equal_values_p
8329 (repropagate_negates): Do not use get_unary_op here.
8331 2016-02-29 Martin Liska <mliska@suse.cz>
8333 * system.h: Poison ENABLE_CHECKING macro.
8335 2016-02-29 Martin Liska <mliska@suse.cz>
8337 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8338 is presented in dump flags.
8339 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8340 (hsa_regalloc): Likewise.
8342 2016-02-19 Richard Biener <rguenther@suse.de>
8344 PR tree-optimization/69980
8345 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8346 permutation of those we need to keep.
8348 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8351 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8352 (NWORDS_UP): ...this
8353 (init_cumulative_args): Minor tweaks.
8354 (sparc_promote_function_mode): Likewise.
8355 (scan_record_type): Delete.
8356 (traverse_record_type): New function template.
8357 (classify_data_t): New structure type.
8358 (classify_registers): New inline function.
8359 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8360 exhausted. Instantiate traverse_record_type on classify_registers and
8361 deal with the case of a structure passed in slot #15 with no FP field
8363 (assign_data_t): New structure type.
8364 (compute_int_layout): New static function.
8365 (compute_fp_layout): Likewise.
8366 (count_registers): New inline function.
8367 (assign_int_registers): New static function.
8368 (assign_fp_registers): Likewise.
8369 (assign_registers): New inline function.
8370 (function_arg_record_value_1): Delete.
8371 (function_arg_record_value_2): Likewise.
8372 (function_arg_record_value_3): Likewise.
8373 (function_arg_record_value): Adjust to above changes. Instantiate
8374 traverse_record_type on count_registers to first count the number of
8375 registers to be used and then on assign_registers to assign them.
8376 (function_arg_union_value): Adjust to above renaming.
8377 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8378 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8379 case of a structure passed in slot #15
8380 (sparc_function_arg_advance): Likewise.
8381 (function_arg_padding): Minor tweak.
8383 2016-02-29 Richard Biener <rguenther@suse.de>
8385 PR tree-optimization/69720
8386 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8387 the adjustment_def path for possibly vectorized defs.
8388 (vect_create_epilog_for_reduction): Handle vectorized initial
8391 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8393 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8395 2016-02-27 Jeff Law <law@redhat.com>
8398 2016-02-26 Richard Biener <rguenther@suse.de>
8399 Jeff Law <law@redhat.com>
8401 PR tree-optimization/69740
8402 * cfghooks.c (remove_edge): Request loop fixups if we delete
8403 an edge that might turn an irreducible loop into a natural
8406 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8408 PR rtl-optimization/69896
8409 * tree-vect-generic.c (get_compute_type): Avoid single element
8412 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8414 Rename the AArch64 tuning option and related functions to enable the
8415 Newton series for the reciprocal square root to reflect its
8416 approximative characteristic.
8418 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8419 function to "aarch64_emit_approx_rsqrt".
8420 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8421 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8422 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8423 (xgene1_tunings): Likewise.
8424 (use_rsqrt_p): Likewise.
8425 (aarch64_emit_swrsqrt): Use new function name.
8426 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8427 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8428 text explaining this option.
8429 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8431 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8434 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8435 complain about -mallow-movmisalign without -mvsx if
8436 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8438 2016-02-26 Joel Sherrill <joel@rtems.org>
8440 * config.gcc: Add x86_64-*-rtems*.
8441 * config/i386/rtems-64.h: New file.
8443 2016-02-26 Joel Sherrill <joel@rtems.org>
8445 * config.gcc: Add aarch64-*-rtems*.
8446 * config/aarch64/rtems.h: New file.
8448 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8451 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8452 shift amount using %h. Add comment.
8454 2016-02-26 Richard Biener <rguenther@suse.de>
8455 Jeff Law <law@redhat.com>
8457 PR tree-optimization/69740
8458 * cfghooks.c (remove_edge): Request loop fixups if we delete
8459 an edge that might turn an irreducible loop into a natural
8462 2016-02-26 Martin Jambor <mjambor@suse.cz>
8465 * tree-sra.c (sra_modify_assign): Do not remove loads of
8466 uninitialized aggregates to SSA_NAMEs.
8468 2016-02-26 Richard Henderson <rth@redhat.com>
8471 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8472 pseudo in case the target rtx matches the source of the left
8475 2016-02-26 Martin Jambor <mjambor@suse.cz>
8478 * hsa.h (hsa_type_packed_p): Declare.
8479 * hsa.c (hsa_type_packed_p): New function.
8480 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8482 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8483 * hsa-brig.c (emit_basic_insn): Likewise.
8485 2016-02-26 Martin Jambor <mjambor@suse.cz>
8488 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8490 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8492 2016-02-26 Martin Jambor <mjambor@suse.cz>
8494 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8495 hsa_op_with_type operands.
8496 (hsa_unsigned_type_for_type): Declare.
8497 * hsa.c (hsa_unsigned_type_for_type): New function.
8498 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8499 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8500 the finalizer. Do not emit extra move.
8502 2016-02-26 Martin Jambor <mjambor@suse.cz>
8504 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8505 atomic operations in private segment.
8507 2016-02-26 Martin Jambor <mjambor@suse.cz>
8509 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8510 statements to wi->info. Also disallow omp simd constructs.
8511 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8512 for not gridifying. Dump special string for omp_for.
8514 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8517 * config/aarch64/aarch64.c (aarch64_set_current_function):
8518 Save/restore target globals when switching to
8519 target_option_default_node.
8521 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8524 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8525 Return 0 if !SHIFT_COUNT_TRUNCATED.
8527 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8528 Eric Botcazou <ebotcazou@adacore.com>
8530 PR rtl-optimization/69891
8531 * dse.c (scan_insn): If we can't figure out memset arguments
8532 or they are non-constant, call clear_rhs_from_active_local_stores.
8534 2016-02-26 Martin Liska <mliska@suse.cz>
8536 * doc/extend.texi: Mention clog10, clog10f an clog10l
8537 in Builtins section.
8539 2016-02-26 Martin Liska <mliska@suse.cz>
8541 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8543 (resolve_args_picking_1): Likewise.
8544 * dwarf2out.h (struct GTY): Likewise.
8546 2016-02-26 Martin Liska <mliska@suse.cz>
8548 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8550 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8552 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8553 Martin Liska <mliska@suse.cz>
8555 * doc/install.texi: Mention --enable-valgrind-annotations.
8557 2016-02-26 Richard Biener <rguenther@suse.de>
8559 PR tree-optimization/69551
8560 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8561 looking through aliases adjust DECL_PT_UID to refer to the
8562 ultimate alias target.
8564 2016-02-25 Martin Liska <mliska@suse.cz>
8567 * alloc-pool.c (after_memory_report): New variable.
8568 * alloc-pool.h (base_pool_allocator ::release): Do not use
8569 the infrastructure if after_memory_report.
8570 * toplev.c (toplev::main): Mark after memory report.
8572 2016-02-25 Richard Biener <rguenther@suse.de>
8574 PR tree-optimization/48795
8575 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8577 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8580 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8581 offloading is enabled and -fopenacc or -fopenmp is specified.
8582 (CRTOFFLOADEND): Likewise.
8583 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8584 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8585 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8586 (offload_objects_file_name): New static var.
8587 (tool_cleanup): Remove offload_objects_file_name file.
8588 (find_offloadbeginend): Replace with ...
8589 (find_crtoffloadtable): ... this.
8590 (run_gcc): Remove offload_argc and offload_argv.
8591 Get offload_objects_file_name from -foffload-objects=... option.
8592 Read names of object files with offload from this file, pass them to
8593 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8594 don't pass offloadbegin and offloadend to the linker. Don't pass
8595 offload non-LTO files to the linker, because now they're not claimed.
8597 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8600 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8601 on builtin_unreachable.
8603 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8605 PR rtl-optimization/69896
8606 * regcprop.c: Include cfgrtl.h.
8607 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8608 than remembered mode, either delete it (if noop_move_p), or
8609 treat like copy_p but not noop_p instruction.
8611 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8614 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8615 - allow NULL decl for Fortran DW_TAG_common_block variables.
8617 2016-02-24 Jason Merrill <jason@redhat.com>
8619 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8621 2016-02-24 Richard Biener <rguenther@suse.de>
8622 Jakub Jelinek <jakub@redhat.com>
8625 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8626 conditionally executed ops to well-defined overflow behavior.
8628 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8631 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8634 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8636 PR rtl-optimization/69886
8637 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8638 argument. Use it when checking validity of set instructions.
8639 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8640 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8642 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8643 * store-motion.c (find_moveable_store): Update
8644 can_assign_to_reg_without_clobbers_p callsite.
8646 2016-02-24 Richard Biener <rguenther@suse.de>
8649 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8651 (record_nonwrapping_iv): Do not fall back to the low/high bound
8652 for non-constant IV bases if the stmt is not always executed.
8654 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8656 * config/arm/arm-cores.def (cortex-a32): New entry.
8657 * config/arm/arm-tables.opt: Regenerate.
8658 * config/arm/arm-tune.md: Regenerate.
8659 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8660 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8661 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8662 for -mcpu and -mtune.
8664 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8667 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8668 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8669 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8670 (atomic_loaddi_1): Delete.
8671 (atomic_loaddi): Rewrite expander using the above changes.
8673 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8676 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8679 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8680 Richard Biener <rguenth@suse.de>
8683 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8684 set_mem_attributes if tem is SSA_NAME which got expanded
8687 2016-02-24 Richard Biener <rguenther@suse.de>
8689 PR tree-optimization/69907
8690 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8691 end of permutations for BB vectorization.
8693 2016-02-24 Christian Bruel <christian.bruel@st.com>
8695 * config/arm/arm-c.c (arm_option_override): Initialize
8696 target_option_current_node.
8697 * config/arm/arm.c (arm_pragma_target_parse): Replace
8698 build_target_option_node call by target_option_current_node.
8699 Set target_option_current_node.
8702 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8705 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8706 define_insn_and_split to define_insn.
8707 (zero_extendqi<mode>2_dot2): Same.
8708 (extendqi<mode>2_dot): Same.
8709 (extendqi<mode>2_dot2): Same.
8711 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8713 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8714 and add bypass for AES{D,E} and AESMC pairs.
8715 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8718 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8720 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8721 series for reciprocal square root in Exynos M1.
8723 2016-02-23 Martin Sebor <msebor@redhat.com>
8726 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8727 __builtin_alloca_with_align.
8729 2016-02-23 Richard Henderson <rth@redhat.com>
8731 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8732 (ix86_register_pragmas): Remove __seg_tls.
8733 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8734 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8735 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8736 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8737 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8738 * doc/extend.texi (__seg_tls): Remove item.
8740 2016-02-23 Richard Biener <rguenther@suse.de>
8742 * alloc-pool.h (struct allocation_object): Make id member
8743 conditional on CHECKING_P again.
8744 (get_instance): Adjust.
8745 (base_pool_allocator): Likewise.
8747 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8749 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8750 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8752 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8754 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8756 2016-02-23 Richard Biener <rguenther@suse.de>
8758 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8759 * bitmap.h (struct bitmap_usage): Likewise.
8760 (bitmap_move): Declare.
8761 * bitmap.c (register_overhead): Take size_t argument.
8762 (bitmap_move): New function.
8763 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8764 to properly account overhead.
8765 * tree.c (free_node): Use tree_size.
8767 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8770 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8771 when inverting comparison.
8774 * common.opt (Wunreachable-code): Add Warning flag.
8776 2016-02-23 Mark Wielaard <mjw@redhat.com>
8777 Jakub Jelinek <jakub@redhat.com>
8780 * cgraphunit.c (check_global_declaration): Check main_input_filename
8781 and DECL_SOURCE_FILE are not NULL.
8783 2016-02-23 Martin Jambor <mjambor@suse.cz>
8785 PR tree-optimization/69666
8786 * tree-sra.c (sra_modify_assign): Do not attempt to create
8787 default_def replacements for unscalarizable regions.
8789 2016-02-20 Mark Wielaard <mjw@redhat.com>
8792 * cgraphunit.c (check_global_declaration): Check level of
8793 warn_unused_const_variable and main_input_filename.
8794 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8795 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8796 (-Wunused-const-variable): Explain levels 1 and 2.
8798 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8801 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8802 identical arguments. Formatting and spelling fixes.
8805 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8810 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8811 and m68k-devices.def.
8812 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8813 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8815 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8817 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8818 and HImode registers.
8820 2016-02-22 Richard Biener <rguenther@suse.de>
8822 PR tree-optimization/69882
8823 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8824 preserve permutations present because of gaps.
8825 (vect_supported_load_permutation_p): Always continue checking
8826 permutations after vect_attempt_slp_rearrange_stmts.
8828 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8830 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8831 min_profitable_estimate, rather than min_profitable_iters.
8833 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8836 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8837 SImode for last match_operand.
8839 2016-02-22 Martin Liska <mliska@suse.cz>
8841 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8842 return bitsize - 1 as the return value.
8844 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8848 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8849 Handle negative shift counts.
8850 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8851 force_reg on the shift constant.
8852 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8853 (lshrsi3_d): Handle negative shift counts.
8855 2016-02-22 Richard Biener <rguenther@suse.de>
8856 Tom de Vries <tom@codesourcery.com>
8858 * graph.c: Include dumpfile.h.
8859 (print_graph_cfg): Split into three overloads.
8860 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8862 2016-02-22 Tom de Vries <tom@codesourcery.com>
8864 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8867 2016-02-22 Richard Biener <rguenther@suse.de>
8870 * ipa-inline-transform.c (inline_call): When not updating
8871 overall summaries adjust self size by the growth estimate.
8872 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8873 hash-set, do not update overall summaries here. Renamed from ...
8874 (inline_to_all_callers): ... this which is now wrapping the
8875 above and performing delayed overall summary update.
8876 (early_inline_small_functions): Delay updating of the overall
8879 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8881 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
8884 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8887 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
8888 :%* in %:gt() argument.
8889 (greater_than_spec_func): Adjust for expecting only numbers,
8890 if there are more than two numbers, compare the last two.
8892 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
8894 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
8895 -Wnarrowing with -std.
8897 2016-02-19 Jakub Jelinek <jakub@redhat.com>
8900 * expr.c (store_field): Don't use bit-field path if exp is
8901 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
8902 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
8903 and the assignment can be performed by bitwise copy. Formatting
8907 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
8908 call copy_reg_eh_region_note_forward on before and/or after sequences
8909 and remove note from insn if it no longer can throw.
8912 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
8915 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8917 * config/s390/vector.md: Add missing commutative operand markers
8918 to the patterns which qualify for one.
8919 * config/s390/vx-builtins.md: Likewise.
8921 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8923 * config/s390/vector.md (VI, VI_QHS): Add single element vector
8924 types to mode iterators.
8925 (vec_double): ... and mode attribute.
8926 * config/s390/vx-builtins.md (non_vec_int): Likewise.
8928 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8930 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
8931 Change the predicate of op2 from nonimmediate to general and let
8932 reload fix it if necessary.
8934 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8936 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
8938 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8940 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
8943 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8945 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
8946 * config/s390/s390.c (s390_expand_vec_movstr): New function.
8947 * config/s390/s390.md ("movstr<P:mode>"): Call
8948 s390_expand_vec_movstr.
8950 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8952 * config/s390/s390.md: Add missing output modifier for operand 1
8953 to print it as address properly.
8955 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8957 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
8958 * config/s390/2964.md: New file.
8959 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
8960 of insn grouping attributes depending on the CPU level.
8961 (s390_get_unit_mask): New function.
8962 (s390_sched_score): Remove the OOO from the scheduling macros.
8963 Add loop to calculate a score for the instruction mix.
8964 (s390_sched_reorder): Likewise plus improve debug output.
8965 (s390_sched_variable_issue): Rename macros as above. Calculate
8966 the unit distances after actually scheduling an insn. Improve
8968 (s390_sched_init): Clear last_scheduled_unit_distance array.
8969 * config/s390/s390.md: Include 2964.md.
8971 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8974 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
8975 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
8976 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
8977 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
8978 *avx512f_<code>v8div16qi2_mask_1): New insns.
8980 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8983 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
8986 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
8987 earlyclobber from target. Use wF constraint for fused memory
8989 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
8991 2016-02-18 Jakub Jelinek <jakub@redhat.com>
8992 Martin Liska <mliska@suse.cz>
8995 * cfgexpand.c (asan_sanitize_stack_p): New function.
8996 (partition_stack_vars): Use the function.
8997 (expand_stack_vars): Likewise.
8998 (defer_stack_allocation): Likewise.
8999 (expand_used_vars): Likewise.
9001 2016-02-18 Richard Biener <rguenther@suse.de>
9004 * fold-const.c (operand_equal_p): Properly compare offsets for
9005 IMAGPART_EXPR and ARRAY_REF.
9007 2016-02-18 Nick Clifton <nickc@redhat.com>
9011 * config/arm/arm.c (arm_option_override_internal): Disable
9012 interworking if the target does not support thumb instructions.
9013 (arm_reload_in_hi): Handle the case where a register to register
9014 move needs reloading because there is no simple pattern to handle
9016 (arm_reload_out_hi): Likewise.
9018 2016-02-18 Richard Biener <rguenther@suse.de>
9021 * match.pd: Don't use fold_binary or fold_unary for folding
9024 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9027 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9028 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9029 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9030 warn on gimple_no_warning_p statements.
9032 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9034 * doc/extend.texi (C++ Attributes): Correct description of
9035 warn_unused type attribute.
9037 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9039 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9040 correct instruction.
9042 2016-02-17 Richard Biener <rguenther@suse.de>
9044 PR rtl-optimization/69609
9045 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9046 (find_traces_1_round): When ending a trace update cached priority
9048 (bb_to_key): Use cached priority when available.
9049 (copy_bb): Initialize cached priority.
9050 (reorder_basic_blocks_software_trace_cache): Likewise.
9052 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9055 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9057 (aarch64_comparison_operator): Break overly long line into two.
9058 (aarch64_comparison_operation): Likewise.
9059 * config/aarch64/aarch64.md (cstorecc4): Use
9060 aarch64_comparison_operator_mode instead of
9061 aarch64_comparison_operator.
9062 (cstore<mode>4): Likewise.
9063 (aarch64_cstore<mode>): Likewise.
9064 (*cstoresi_insn_uxtw): Likewise.
9065 (cstore<mode>_neg): Likewise.
9066 (*cstoresi_neg_uxtw): Likewise.
9068 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9071 * config/arm/predicates.md (arm_comparison_operator_mode):
9073 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9074 instead of arm_comparison_operator.
9075 (*mov_negscc): Likewise.
9076 (*mov_notscc): Likewise.
9077 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9078 (*thumb2_mov_negscc): Likewise.
9079 (*thumb2_mov_negscc_strict_it): Likewise.
9080 (*thumb2_mov_notscc): Likewise.
9081 (*thumb2_mov_notscc_strict_it): Likewise.
9083 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9085 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9088 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9090 * config/visium/visium.c (machine_libfunc_index): New enum.
9091 (machine_libfuncs): New structure.
9092 (visium_libfuncs): New static variable.
9093 (TARGET_INIT_LIBFUNCS): Define to...
9094 (visium_init_libfuncs): ...this. New function.
9095 (expand_block_move_4): Use the appropriate libfunc.
9096 (expand_block_move_2): Likewise.
9097 (expand_block_move_1): Likewise.
9098 (expand_block_set_4): Likewise.
9099 (expand_block_set_2): Likewise.
9100 (expand_block_set_1): Likewise.
9101 (visium_trampoline_init): Likewise.
9103 2016-02-17 Nick Clifton <nickc@redhat.com>
9105 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9106 TI's devices.csv file as of March 2016.
9108 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9111 * opts-global.c (handle_common_deferred_options): Introduce and
9112 initialize two global variables to remember command-line options
9113 specifying a stack-limiting register.
9114 * opts.h: Add extern declarations of the two new global variables.
9115 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9116 variable based on the values of the two new global variables.
9118 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9121 * common.opt (Wnonnull-compare): New warning.
9122 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9123 of arguments against NULL.
9124 (-Wnonnull-compare): Document.
9125 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9126 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9127 * passes.def (pass_warn_nonnull_compare): Add.
9128 * gimple-ssa-nonnull-compare.c: New file.
9130 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9132 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9133 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9135 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9137 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9138 reciprocal sqrt for -mlow-precision-recip-sqrt.
9140 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9141 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9143 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9144 always use lane loads to construct non-constant vectors.
9146 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9148 * config/aarch64/aarch64.md
9149 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
9150 constraints for operand 3.
9151 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
9153 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9154 Richard Biener <rguenther@suse.de>
9156 PR tree-optimization/69820
9157 * tree-vect-patterns.c (type_conversion_p): Return false if
9158 *orig_type is unsigned single precision or boolean.
9159 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
9162 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9164 PR rtl-optimization/69764
9165 PR rtl-optimization/69771
9166 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
9167 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
9169 2016-02-16 Richard Biener <rguenther@suse.de>
9171 PR tree-optimization/69776
9172 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
9174 (indirect_refs_may_alias_p): Likewise.
9175 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
9176 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
9177 according to tbaa_p.
9178 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
9179 (optimize_stmt): For redundant store discovery do not allow tbaa.
9181 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
9183 PR tree-optimization/69714
9184 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
9185 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
9187 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
9189 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
9190 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
9191 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
9192 * config/arc/arc.c (arc_init): Check FPU options.
9193 (get_arc_condition_code): Handle new CC_FPU* modes.
9194 (arc_select_cc_mode): Likewise.
9195 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
9196 register pair only. Allow access for ARCv2 accumulator.
9197 (gen_compare_reg): Whenever we have FPU support use FPU compare
9199 (arc_reorg): Don't generate brcc insns when FPU compare
9200 instructions are involved.
9201 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
9202 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
9203 floating point emulation.
9204 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
9205 (REVERSE_CONDITION): Add new CC_FPU* modes.
9206 (TARGET_FP_SP_BASE): Define.
9207 (TARGET_FP_DP_BASE): Likewise.
9208 (TARGET_FP_SP_FUSED): Likewise.
9209 (TARGET_FP_DP_FUSED): Likewise.
9210 (TARGET_FP_SP_CONV): Likewise.
9211 (TARGET_FP_DP_CONV): Likewise.
9212 (TARGET_FP_SP_SQRT): Likewise.
9213 (TARGET_FP_DP_SQRT): Likewise.
9214 (TARGET_FP_DP_AX): Likewise.
9215 * config/arc/arc.md (ARCV2_ACC): New constant.
9216 (type): New fpu type attribute.
9217 (SDF): Conditional iterator.
9218 (cstore<mode>, cbranch<mode>): Change expand condition.
9219 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
9220 handles FPU/FPX cases as well.
9221 * config/arc/arc.opt (mfpu): New option.
9222 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
9224 (adddf3, muldf3, subdf3): Removed.
9225 * config/arc/predicates.md (proper_comparison_operator): Recognize
9227 * config/arc/fpu.md: New file.
9228 * doc/invoke.texi (ARC Options): Document mfpu option.
9230 2016-02-16 Richard Biener <rguenther@suse.de>
9232 PR rtl-optimization/69291
9233 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
9234 noce_operand_ok check.
9236 2016-02-16 Tom de Vries <tom@codesourcery.com>
9239 * omp-low.c (simd_clone_create): Remove call to
9240 symtab->call_cgraph_insertion_hooks.
9242 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9244 PR tree-optimization/69802
9245 * tree-ssa-reassoc.c (update_range_test): If op is
9246 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
9247 op == 1 test of precision 1 integral op, otherwise handle
9248 that case as op itself. Fix up formatting.
9249 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
9252 2016-02-16 Richard Biener <rguenther@suse.de>
9254 PR tree-optimization/69586
9255 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
9256 types for conversion sources.
9258 2016-02-16 Richard Biener <rguenther@suse.de>
9261 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
9262 mask OEP_ADDRESS_OF.
9264 2016-02-16 Alan Modra <amodra@gmail.com>
9267 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
9268 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
9269 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
9271 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
9272 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
9273 (p8_fmrgow_<mode>): Likewise.
9274 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
9276 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
9277 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
9278 to use movdi_internal64. Remove op0_di.
9279 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9281 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9283 Add support for the FCCMP insn types
9285 * config/aarch64/aarch64.md (fccmp): Change insn type.
9287 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9288 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9289 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9290 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9291 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9292 * config/arm/types.md (fccmps): Add new insn type.
9295 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9297 * alias.c (get_alias_set): Fix a typo in comment.
9299 2016-02-15 Richard Biener <rguenther@suse.de>
9301 PR tree-optimization/69595
9302 * match.pd: Complete range test simplification to true.
9304 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9306 PR rtl-optimization/69648
9307 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9308 pic_offset_table_rtx.
9310 PR rtl-optimization/69752
9311 * ira.c (update_equiv_regs): When looking for more than a single SET,
9312 also take other side effects into account.
9314 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9316 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9317 for z900+ CPUs in 31-bit mode.
9319 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9321 * common/config/s390/s390-common.c (s390_supports_split_stack):
9323 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9324 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9325 * config/s390/s390.c (struct machine_function): New field
9326 split_stack_varargs_pointer.
9327 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9328 in s390_emit_prologue.
9329 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9331 (morestack_ref): New global.
9332 (SPLIT_STACK_AVAILABLE): New macro.
9333 (s390_expand_split_stack_prologue): New function.
9334 (s390_live_on_entry): New function.
9335 (s390_va_start): Use split-stack vararg pointer if appropriate.
9336 (s390_asm_file_end): Emit the split-stack note sections.
9337 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9338 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9339 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9340 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9341 (split_stack_prologue): New expand.
9342 (split_stack_space_check): New expand.
9343 (split_stack_data): New insn.
9344 (split_stack_call): New expand.
9345 (split_stack_call_*): New insn.
9346 (split_stack_cond_call): New expand.
9347 (split_stack_cond_call_*): New insn.
9349 2016-02-15 Richard Biener <rguenther@suse.de>
9351 PR tree-optimization/69783
9352 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9353 Add trivially correct cases.
9355 2016-02-15 Tom de Vries <tom@codesourcery.com>
9358 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9360 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9362 2016-02-15 Richard Biener <rguenther@suse.de>
9364 PR tree-optimization/69776
9365 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9366 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9367 indicate whether we can use TBAA to disambiguate against stores.
9368 Use alias-set zero if not.
9369 (visit_reference_op_store): Do not use TBAA when looking up
9371 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9372 (eliminate_dom_walker::before_dom_children): But not when looking
9373 up redundant stores.
9375 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9377 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9379 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9381 * config/i386/znver1.md
9382 (znver1_pop, znver1_pop_mem,
9383 znver1_load_imov_double_store,
9384 znver1_load_imov_direct_store,
9385 znver1_load_imov_direct_load,
9386 znver1_load_imov_double_load): Add new.
9387 (znver1_insn, znver1_insn_load): Add icmov type.
9389 znver1_sseavx_fma_load,
9391 znver1_avx256_fma_load): Fix pipe usage.
9393 2016-02-14 Alan Modra <amodra@gmail.com>
9396 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9397 with an invalid hard reg, reload just the reg not the entire
9398 pre/post-inc/dec address expression.
9400 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9403 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9404 fixed R1_REG scratch reg.
9405 (sibcall_value_pcrel_fdpic): Likewise.
9407 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9411 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9413 2016-02-12 Walter Lee <walt@tilera.com>
9415 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9416 * config/tilegx/t-tilegx: Likewise.
9418 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9421 * diagnostic-show-locus.c (struct line_span): New struct.
9422 (layout::get_first_line): Delete.
9423 (layout::get_last_line): Delete.
9424 (layout::get_num_line_spans): New member function.
9425 (layout::get_line_span): Likewise.
9426 (layout::print_heading_for_line_span_index_p): Likewise.
9427 (layout::get_expanded_location): Likewise.
9428 (layout::calculate_line_spans): Likewise.
9429 (layout::m_first_line): Delete.
9430 (layout::m_last_line): Delete.
9431 (layout::m_line_spans): New field.
9432 (layout::layout): Update comment. Replace m_first_line and
9433 m_last_line with m_line_spans, replacing their initialization
9434 with a call to calculate_line_spans.
9435 (diagnostic_show_locus): When printing source lines and
9436 annotations, rather than looping over a single span
9437 of lines, instead loop over each line_span within
9438 the layout, with an inner loop over the lines within them.
9439 Call the context's start_span callback when changing line spans.
9440 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9441 (diagnostic_build_prefix): Break out the building of the location
9442 part of the string into...
9443 (diagnostic_get_location_text): ...this new function, rewriting
9444 it from nested ternary expressions to a sequence of "if"
9446 (default_diagnostic_start_span_fn): New function.
9447 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9448 (diagnostic_context::start_span): New field.
9449 (default_diagnostic_start_span_fn): New prototype.
9451 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9454 * gcc.c (driver::finalize): Fix cleanup of "specs".
9456 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9460 * gcc.c (driver::driver): Initialize m_option_suggestions.
9461 (driver::~driver): Clean up m_option_suggestions.
9462 (suggest_option): Convert to...
9463 (driver::suggest_option): ...this, and split out into
9464 driver::build_option_suggestions and find_closest_string.
9465 (driver::build_option_suggestions): New function, from
9466 first half of suggest_option. Special-case
9467 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9468 the sanitizer_opts array. For options of enum types, add the
9469 various enum values to the candidate strings.
9470 (driver::handle_unrecognized_options): Remove "const".
9471 * gcc.h (driver::handle_unrecognized_options): Likewise.
9472 (driver::build_option_suggestions): New decl.
9473 (driver::suggest_option): New decl.
9474 (driver::m_option_suggestions): New field.
9475 * opts-common.c (add_misspelling_candidates): New function.
9476 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9477 and make non-static.
9478 * opts.h (sanitizer_opts): New array decl.
9479 (add_misspelling_candidates): New function decl.
9480 * spellcheck.c (find_closest_string): New function.
9481 * spellcheck.h (find_closest_string): New function decl.
9483 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9485 PR rtl-optimization/69764
9486 PR rtl-optimization/69771
9487 * optabs.c (expand_binop_directly): For shift_optab_p, force
9488 convert_modes with VOIDmode if xop1 has VOIDmode.
9490 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9493 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9494 to correctly determine instrumentation thunks.
9496 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9499 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9500 type by reference, force lhs on the call.
9503 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9504 Compute retval and retbnd early in all cases if split_part_return_p
9505 and return_bb is not EXIT. Remove all clobber stmts and reset
9506 all debug stmts that refer to SSA_NAMEs defined in split part,
9507 except if it is retval, in that case replace the old retval with the
9508 lhs of the call to the split part.
9510 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9513 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9516 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9517 whose result is used in PHI.
9518 (maybe_optimize_range_tests): Likewise.
9519 (final_range_test_p): Likweise.
9521 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9524 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9525 whose result is used in PHI.
9526 (maybe_optimize_range_tests): Likewise.
9527 (final_range_test_p): Likweise.
9529 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9531 * cgraph.c: Spelling fixes - behaviour -> behavior and
9532 neighbour -> neighbor.
9533 * target.def: Likewise.
9534 * sel-sched.c: Likewise.
9535 * config/mips/mips.c: Likewise.
9536 * config/arc/arc.md: Likewise.
9537 * config/arm/cortex-a57.md: Likewise.
9538 * config/arm/arm.c: Likewise.
9539 * config/arm/neon.md: Likewise.
9540 * config/arm/arm-c.c: Likewise.
9541 * config/vms/vms-c.c: Likewise.
9542 * config/s390/s390.c: Likewise.
9543 * config/i386/znver1.md: Likewise.
9544 * config/i386/i386.c: Likewise.
9545 * config/ia64/hpux-unix2003.h: Likewise.
9546 * config/msp430/msp430.md: Likewise.
9547 * config/rx/rx.c: Likewise.
9548 * config/rx/rx.md: Likewise.
9549 * config/aarch64/aarch64-simd.md: Likewise.
9550 * config/aarch64/aarch64.c: Likewise.
9551 * config/nvptx/nvptx.c: Likewise.
9552 * config/bfin/bfin.c: Likewise.
9553 * config/cris/cris.opt: Likewise.
9554 * config/rs6000/rs6000.c: Likewise.
9555 * target.h: Likewise.
9556 * spellcheck.c: Likewise.
9557 * ira-build.c: Likewise.
9558 * tree-inline.c: Likewise.
9559 * builtins.c: Likewise.
9560 * lra-constraints.c: Likewise.
9561 * explow.c: Likewise.
9562 * hwint.h: Likewise.
9563 * targhooks.c: Likewise.
9564 * tree-vect-data-refs.c: Likewise.
9566 * doc/tm.texi: Likewise.
9567 * doc/extend.texi: Likewise.
9568 * doc/install.texi: Likewise.
9569 * doc/md.texi: Likewise.
9570 * tree-ssa-tail-merge.c: Likewise.
9571 * sched-int.h: Likewise.
9572 * match.pd: Likewise.
9573 * sched-ebb.c: Likewise.
9574 * target.def (omit_struct_return_reg): Likewise.
9575 * gimple-ssa-isolate-paths.c: Likewise.
9576 (find_implicit_erroneous_behaviour): Renamed to...
9577 (find_implicit_erroneous_behavior): ... this.
9578 (find_explicit_erroneous_behaviour): Renamed to...
9579 (find_explicit_erroneous_behavior): ... this.
9580 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9582 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9584 PR rtl-optimization/64682
9585 PR rtl-optimization/69567
9586 PR rtl-optimization/69737
9587 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9588 in I2 as well, just lose it.
9590 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9592 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9594 (aarch64_last_printed_tune_string): Likewise.
9595 (aarch64_declare_function_name): Only output .arch assembler
9596 directive if it will be different from the previously output
9597 directive. Same for .tune comment but only if -dA is set.
9598 (aarch64_start_file): New function.
9599 (TARGET_ASM_FILE_START): Define.
9601 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9604 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9606 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9609 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9610 -Wmaybe-uninitialized warning.
9612 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9615 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9617 2016-02-11 Richard Biener <rguenther@suse.de>
9619 PR rtl-optimization/69291
9620 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9621 subexpressions affected by changing the result.
9623 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9626 * lra-constraints.c (curr_insn_transform): Find in/out operands
9627 for secondary memory moves. Update dups.
9629 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9631 PR tree-optimization/69652
9632 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9633 to nested loop, did source re-formatting, skip debug statements,
9634 add check on statement with volatile operand, remove dead scalar
9637 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9638 Patrick Palka <ppalka@gcc.gnu.org>
9642 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9643 calls if the return type is TREE_ADDRESSABLE.
9644 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9645 * ipa-split.c (split_function): Fix doubled "we" in comment.
9646 Use void return type for the split part even if
9647 !split_point->split_part_set_retval.
9649 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9651 PR tree-optimization/68021
9652 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9653 when computing the value of biv cand by itself.
9655 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9657 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9658 (cortexa57_tunings): Likewise.
9659 (cortexa72_tunings): Likewise.
9660 (arch_macro_fusion_pair_p): Add support for AES fusion.
9661 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9662 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9663 Allow virtual registers before reload so early scheduling works.
9664 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9665 correct latency and pipeline.
9666 (cortex_a57_crypto_complex): Likewise.
9667 (cortex_a57_crypto_xor): Likewise.
9668 (define_bypass): Add AES bypass.
9670 2016-02-10 Richard Biener <rguenther@suse.de>
9672 PR tree-optimization/69726
9673 * passes.def: Add DCE pass before late uninit.
9674 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9675 really fixup if-conversions job.
9677 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9679 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9680 (arm_cortex_a57_tune): Likewise.
9681 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9682 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9684 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9686 * timevar.def (TV_PHASE_DBGINFO): Delete.
9687 (TV_PHASE_CHECK_DBGINFO): Likewise.
9688 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9690 2016-02-10 Richard Biener <rguenther@suse.de>
9692 PR tree-optimization/69719
9693 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9694 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9696 2016-02-09 Andrew Pinski <apinski@cavium.com>
9699 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9700 get_vcond_mask_icode returns false.
9702 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9705 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9706 an ADDIS that adds a pointer to a large constant that sets the
9707 upper16 bits with a load operation.
9709 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9712 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9714 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9716 (vzipq_s16): Likewise.
9717 (vzipq_s32): Likewise.
9718 (vzipq_f32): Likewise.
9719 (vzipq_u8): Likewise.
9720 (vzipq_u16): Likewise.
9721 (vzipq_u32): Likewise.
9722 (vzipq_p8): Likewise.
9723 (vzipq_p16): Likewise.
9725 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9728 * config/arm/arm.c (neon_endian_lane_map): New function.
9729 (neon_vector_pair_endian_lane_map): New function.
9730 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9731 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9733 (vuzpq_s16): Likewise.
9734 (vuzpq_s32): Likewise.
9735 (vuzpq_f32): Likewise.
9736 (vuzpq_u8): Likewise.
9737 (vuzpq_u16): Likewise.
9738 (vuzpq_u32): Likewise.
9739 (vuzpq_p8): Likewise.
9740 (vuzpq_p16): Likewise.
9742 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9745 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9748 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9750 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9751 truncate const_int operand 1 to QImode.
9753 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9755 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9756 corresponding to an abnormal edge.
9758 2016-02-09 Tom de Vries <tom@codesourcery.com>
9760 PR tree-optimization/69599
9761 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9763 (find_func_aliases_for_builtin_call, find_func_clobbers)
9764 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9767 2016-02-09 Richard Biener <rguenther@suse.de>
9769 PR tree-optimization/69715
9770 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9771 LHS on calls as non-rewritable.
9773 2016-02-09 Tom de Vries <tom@codesourcery.com>
9776 * lto-wrapper.c (append_diag_options): New function.
9777 (compile_offload_image): Call append_diag_options.
9779 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9782 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9783 Minor copy-edit to fix verb tenses.
9785 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9787 PR tree-optimization/69209
9788 * ipa-split.c (split_function): If split part is not
9789 returning retval, retval has gimple type but is not
9790 gimple value, force it into a SSA_NAME first.
9792 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9794 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9797 2016-02-08 Jason Merrill <jason@redhat.com>
9800 * convert.c (convert_to_integer_1): Check dofold on truncation
9802 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9803 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9804 Rename from *_nofold.
9805 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9806 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9808 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9811 * tree.c (build_common_tree_nodes): Remove short_double argument.
9812 All callers changed.
9813 * tree.h (build_common_tree_nodes): Adjust declaration.
9814 * doc/invoke.texi (-fshort-double): Remove documentation.
9815 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9816 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9817 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9818 (append_linker_options): Don't handle OPT_fshort_double.
9820 PR rtl-optimization/68730
9821 * lra-remat.c (insn_to_cand_activation): New static variable.
9822 (lra_remat): Allocate and free it.
9823 (create_cand): New arg activation. Initialize a field in
9824 insn_to_cand_activation if it is nonnull.
9825 (create_cands): Pass the activation insn to create_cand when making
9826 a candidate involving an output reload. Reorganize code a little.
9827 (do_remat): Keep track of active status of candidates in a separate
9830 2016-02-08 Richard Biener <rguenther@suse.de>
9832 PR tree-optimization/69719
9833 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9834 Properly use absolute of the difference of the two offsets to
9835 compare or adjust the segment length.
9837 2016-02-08 Richard Biener <rguenther@suse.de>
9838 Jeff Law <law@redhat.com>
9841 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9842 types for anonymous SSA names.
9844 2016-02-08 Richard Biener <rguenther@suse.de>
9846 PR rtl-optimization/69274
9847 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9849 2016-02-08 Jeff Law <law@redhat.com>
9851 PR tree-optimization/65917
9852 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9853 equivalences from if (x == y) style conditionals.
9854 (loop_depth_of_name): Remove.
9855 (record_equality): Remove loop depth check.
9856 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9857 (const_and_copies::record_const_or_copy_raw): New member function.
9858 * tree-ssa-scopedtables.c
9859 (const_and_copies::record_const_or_copy_raw): New, factored out of
9860 (const_and_copies::record_const_or_copy): Call new member function.
9862 2016-02-05 Jeff Law <law@redhat.com>
9864 PR tree-optimization/68541
9865 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9866 (count_stmts_in_block): New function.
9867 (poor_ifcvt_candidate_code): Likewise.
9868 (is_feasible_trace): Add some heuristics to determine when path
9869 splitting is profitable.
9870 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9871 is a diamond with a single exit.
9873 2016-02-05 Martin Sebor <msebor@redhat.com>
9876 * doc/invoke.texi: Update -Wplacement-new to take an optional
9879 2016-02-06 Richard Henderson <rth@redhat.com>
9882 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9883 out of non-standard address spaces.
9885 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9887 PR rtl-optimization/69691
9888 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
9890 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
9892 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
9893 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
9894 (*ieee128_mfvsrd_64bit): Likewise.
9895 (*ieee128_mfvsrd_32bit): Likewise.
9897 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
9901 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
9903 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
9904 instrumented_version.
9906 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
9908 * doc/invoke.texi (Optimize Options): In table of --param options
9909 rename second occurrence of tracer-min-branch-ratio to
9910 tracer-min-branch-probability, rename
9911 tracer-min-branch-ratio-feedback to
9912 tracer-min-branch-probability-feedback and clarify description,
9913 rename sched-spec-state-edge-prob-cutoff to
9914 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
9915 to selsched-insns-to-rename, rename lto-minpartition to
9916 lto-min-partition, delete reorder-blocks-duplicate and
9917 reorder-blocks-duplicate-feedback.
9919 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9921 * config/s390/s390.c (s390_register_info_set_ranges): Remove
9924 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
9926 * doc/extend.texi: S/390: Correct some typos.
9928 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9930 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
9932 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9935 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
9936 (s390_register_info_gprtofpr): Use new macros above.
9937 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
9939 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
9940 its name. Adjust restore and save gpr ranges.
9941 (s390_register_info_set_ranges): New function.
9942 (s390_register_info): Use new macros above. Call
9943 s390_register_info_set_ranges.
9944 (s390_optimize_register_info): Likewise.
9945 (s390_hard_regno_rename_ok): Use new macros.
9946 (s390_hard_regno_scratch_ok): Likewise.
9947 (s390_emit_epilogue): Likewise.
9948 (s390_can_use_return_insn): Likewise.
9949 (s390_optimize_prologue): Likewise.
9950 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
9952 2016-02-05 Jakub Jelinek <jakub@redhat.com>
9955 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
9957 (ix86_option_override_internal): Disable TARGET_STV even for
9958 -m{incoming,preferred}-stack-boundary=3.
9960 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9962 * config.gcc: Mark deprecated rtems targets as obsolete.
9964 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
9966 PR rtl-optimization/64682
9967 PR rtl-optimization/69567
9968 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
9969 before I2 only if the register is both used and set in I2.
9971 2016-02-04 DJ Delorie <dj@redhat.com>
9973 * config/msp430/msp430.c (msp430_start_function): Add function type.
9975 2016-02-04 Jakub Jelinek <jakub@redhat.com>
9978 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
9980 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
9982 PR rtl-optimization/69577
9984 2015-10-29 Richard Henderson <rth@redhat.com>
9988 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
9989 sse check to the exact conditions of PR 67609.
9991 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9994 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
9995 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
9996 not allowed into the traditional Altivec registers.
9997 (movtd_64bit_nodm): Likewise.
9998 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10000 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10002 * config/aarch64/cortex-a57-fma-steering.c
10003 (aarch64_register_fma_steering): Remove "static" from arguments
10006 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10009 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10010 twice when complex.
10012 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10014 * doc/invoke.texi: Delete -mno-fma4.
10016 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10018 PR rtl-optimization/69577
10019 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10020 (find_subregs_of_mode): Update accordingly. Iterate over partial
10023 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10025 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10026 * config/arm/arm.c (neon_reinterpret): Remove.
10027 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10028 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10029 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10030 vreinterpretti): Remove.
10031 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10032 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10033 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10034 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10035 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10036 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10037 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10038 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10039 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10040 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10041 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10042 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10043 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10044 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10045 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10046 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10047 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10048 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10049 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10050 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10051 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10052 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10053 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10054 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10055 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10056 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10057 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10058 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10059 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10060 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10061 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10062 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10063 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10064 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10065 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10066 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10067 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10068 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10069 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10070 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10071 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10072 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10073 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10074 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10075 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10076 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10077 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10078 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10079 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10080 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10081 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10082 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10083 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10084 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10085 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10086 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10087 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10088 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10089 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10090 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10091 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10092 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10093 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10094 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10095 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10096 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10097 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10098 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10099 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10100 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10101 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10102 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10103 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10104 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10105 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10106 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10107 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10108 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10109 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10110 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10111 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10112 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10113 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10114 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10115 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10116 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10117 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10118 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10119 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10120 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10121 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10122 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10123 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10124 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10125 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10126 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10127 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10128 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10129 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10130 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10131 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10132 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10133 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10135 2016-02-04 Martin Liska <mliska@suse.cz>
10138 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10139 that are gimple_store_p.
10140 (maybe_instrument_call): Likewise.
10142 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10144 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10145 register scaling out of memory reference and comment why.
10147 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10151 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
10152 folding the source of a SET.
10154 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10158 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
10159 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
10161 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
10165 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
10168 2016-02-04 Christian Bruel <christian.bruel@st.com>
10170 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
10171 * config/arm/arm.c (arm_set_current_function): Likewise.
10173 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10174 Ilya Enkovich <enkovich.gnu@gmail.com>
10175 H.J. Lu <hongjiu.lu@intel.com>
10178 * config/i386/i386.c (convert_scalars_to_vector): Remove
10179 stack alignment fixes.
10180 (ix86_option_override_internal): Disable TARGET_STV if stack
10181 might not be aligned enough.
10182 (ix86_minimum_alignment): Assert that TARGET_STV is false.
10184 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
10186 * config/i386/x86-tune.def: Disable default prefetching
10189 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10190 Vladimir Makarov <vmakarov@redhat.com>
10193 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
10194 in validating fused toc addresses.
10196 2016-02-03 Jakub Jelinek <jakub@redhat.com>
10199 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
10200 range->m_caret fields if range->m_show_caret_p is false.
10203 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10204 Force oldval into register if it does not satisfy reg_or_short_operand
10205 predicate. Fix up formatting.
10207 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
10208 Alexandre Oliva <aoliva@redhat.com>
10211 * lra-constraints.c (simplify_operand_subreg): Check additionally
10212 address validity after potential reloading.
10213 (process_address_1): Check insns validity. In case of failure do
10216 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
10219 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
10222 2016-02-02 Jakub Jelinek <jakub@redhat.com>
10224 * wide-int.cc (canonize_uhwi): New function.
10225 (wi::divmod_internal): Use it.
10227 2016-02-02 James Norris <jnorris@codesourcery.com
10229 * gimplify.c (omp_notice_variable): Add usage check.
10231 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
10233 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
10234 like LE, GE, LT, GT when emitting relational operator.
10236 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10238 * ira-costs.c (find_costs_and_classes): Add extra argument.
10239 * target.def (ira_change_pseudo_allocno_class): Add parameter.
10240 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
10241 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
10242 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
10243 Add best_class parameter, and return it if not ALL_REGS.
10244 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
10246 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
10247 Update target hook.
10249 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10251 * config/aarch64/aarch64.c
10252 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
10253 (aarch64_ira_change_pseudo_allocno_class): New function.
10255 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
10258 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
10260 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10262 * config/avr/avr.c (avr_option_override): Set
10263 PARAM_ALLOW_STORE_DATA_RACES to 1.
10265 2016-02-02 Richard Biener <rguenther@suse.de>
10267 PR tree-optimization/69595
10268 * match.pd: Add range test simplifications to true/false.
10270 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
10272 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
10273 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
10276 2016-02-02 Richard Biener <rguenther@suse.de>
10278 PR tree-optimization/69606
10279 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10280 info on the result before moving a stmt.
10282 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10284 PR middle-end/68542
10285 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10286 branch with vector comparison.
10287 * config/i386/sse.md (VI48_AVX): New mode iterator.
10288 (define_expand "cbranch<mode>4): Add support for conditional branch
10289 with vector comparison.
10290 * tree-vect-loop.c (optimize_mask_stores): New function.
10291 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10292 has_mask_store field of vect_info.
10293 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10294 vectorized loops having masked stores after vec_info destroy.
10295 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10296 correspondent macros.
10297 (optimize_mask_stores): Add prototype.
10299 2016-02-02 Alan Modra <amodra@gmail.com>
10302 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10305 2016-02-02 Alan Modra <amodra@gmail.com>
10308 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10309 whenever toc_label_name used.
10310 (rs6000_file_start): Don't set up toc section here,
10311 (rs6000_output_function_epilogue): do so here instead,
10312 (rs6000_xcoff_file_start): and here.
10313 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10314 (load_toc_aix_di): Likewise.
10316 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10318 PR rtl-optimization/69592
10319 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10320 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10321 (num_sign_bit_copies_binary_arith_p): New inline function.
10322 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10324 2016-02-01 Jeff Law <law@redhat.com>
10326 PR tree-optimization/69580
10327 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10328 * tree-ssa-threadbackward.c
10329 (fsm_find_control_statement_thread_paths): Do not try to walk
10330 through large PHI nodes.
10332 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10334 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10335 when count is incremented above limit, don't analyze further
10338 * omp-low.c (oacc_parse_default_dims): Avoid
10339 -Wsign-compare warning, make sure value fits into int
10340 rather than just unsigned int.
10342 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10344 PR tree-optimization/67921
10345 * fold-const.c (split_tree): New parameters. Convert pointer
10346 type variable part to proper type before negating.
10347 (fold_binary_loc): Pass new arguments to split_tree.
10349 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10351 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10352 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10353 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10354 * doc/tm.texti: Rebuilt.
10355 * doc/invoke.texi (fopenacc-dim): Document.
10356 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10357 (append_compiler_options): Likewise.
10358 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10359 (oacc_parse_default_dims): New.
10360 (oacc_validate_dims): Add USED arg. Select non-unity default when
10362 (oacc_loop_fixed_partitions): Return mask of used partitions.
10363 (oacc_loop_auto_partitions): Emit dump info.
10364 (oacc_loop_partition): Return mask of used partitions.
10365 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10366 loop partitioning and validation calls.
10368 2016-02-01 Richard Biener <rguenther@suse.de>
10370 PR middle-end/69556
10371 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10373 2016-02-01 Richard Biener <rguenther@suse.de>
10375 PR tree-optimization/69574
10376 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10377 of asserting return chrec_dont_know.
10379 2016-02-01 Martin Liska <mliska@suse.cz>
10381 * mem-stats-traits.h: Add copyright header.
10382 * mem-stats.h: Likewise.
10384 2016-02-01 Richard Biener <rguenther@suse.de>
10386 PR tree-optimization/69579
10387 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10388 Do not propagate through abnormal PHI results.
10390 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10392 * postreload.c (reload_cse_simplify): Remove dead code.
10394 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10396 PR rtl-optimization/69570
10397 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10398 if there is more than one set, not if there is a single set.
10400 2016-02-01 Richard Henderson <rth@redhat.com>
10403 * combine.c (make_compound_operation): When looking through a
10404 subreg, make sure to re-extend to the width of the outer mode.
10406 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10408 PR tree-optimization/69546
10409 * wide-int.cc (wi::divmod_internal): For unsigned division
10410 where both operands fit into uhwi, if o1 is 1 and o0 has
10411 msb set, if divident_prec is larger than bits per hwi,
10412 clear another quotient word and return 2 instead of 1.
10413 Similarly for remainder with msb in HWI set, if dividend_prec
10414 is larger than bits per hwi.
10416 2016-01-29 Martin Jambor <mjambor@suse.cz>
10418 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10419 Use short lowercase names.
10420 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10421 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10422 acq_rel one. Protect warning agains segfaults if
10423 get_memory_order_name returns NULL.
10424 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10425 with release semantics. Do not warn if get_memory_order already did.
10426 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10427 semantics. Fix check for relaxed or acquire semantics. Do not warn
10428 if get_memory_order already did.
10430 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10432 * doc/install.texi: Document that isl-0.16 is supported.
10434 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10437 * config/i386/constraints.md (Bm): Describe as special memory
10439 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10440 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10441 * genpreds.c (struct constraint_data): Add is_special_memory.
10442 (have_special_memory_constraints, special_memory_start): New
10444 (special_memory_end): Ditto.
10445 (add_constraint): Add new arg is_special_memory. Add code to
10446 process its true value. Update have_special_memory_constraints.
10447 (process_define_constraint): Pass the new arg.
10448 (process_define_register_constraint): Ditto.
10449 (choose_enum_order): Process special memory.
10450 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10451 function insn_extra_special_memory_constraint.
10452 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10453 * gensupport.c (process_rtx): Process
10454 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10455 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10456 * ira-lives.c (single_reg_class): Use
10457 insn_extra_special_memory_constraint.
10458 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10459 * lra-constraints.c (process_alt_operands): Ditto.
10460 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10461 * recog.c (asm_operand_ok, preprocess_constraints): Process
10463 * reload.c (find_reloads): Ditto.
10464 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10465 * stmt.c (parse_input_constraint): Use
10466 insn_extra_special_memory_constraint.
10468 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10471 * lra-splill.c (lra_final_code_change): Revert r229087 by
10472 removing all sub-registers.
10474 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10477 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10479 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10482 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10483 SSE1, copy target into the temporary reg first before recursing
10486 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10488 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10491 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10493 * ginclude/stdarg.h: Test __cplusplus instead of
10494 __GXX_EXPERIMENTAL_CXX0X__.
10496 2016-01-29 Richard Biener <rguenther@suse.de>
10498 PR tree-optimization/69547
10499 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10500 Do not mark clobbers necessary.
10501 (mark_all_reaching_defs_necessary_1): Likewise.
10503 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10505 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10506 declaration name with %qs and print it in both error messages.
10507 Also fix indentation.
10509 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10512 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10513 trailing blank line from error message.
10515 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10518 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10521 2016-01-29 Richard Biener <rguenther@suse.de>
10523 PR middle-end/69537
10524 * match.pd: Allow all integral types when simplifying a
10525 widening or sign-changing conversion.
10527 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10529 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10530 back to setting codegen_error to fail codegen.
10532 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10535 * config/i386/constraints.md (C): Only accept constant zero operand.
10536 (BC): New constraint.
10537 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10538 instead of C constraint.
10539 * doc/md.texi (Machine Constraints): Update description
10542 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10545 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10547 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10549 PR middle-end/69542
10550 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10553 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10555 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10556 branches if using guessed profile.
10558 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10560 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10562 2016-01-28 Richard Henderson <rth@redhat.com>
10565 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10566 * config/aarch64/aarch64-protos.h: Update.
10567 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10568 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10569 (aarch64_get_condition_code_1): Handle CC_Cmode.
10570 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10571 (*add<mode>3_compareC_cconly_imm): New.
10572 (*add<mode>3_compareC_cconly): New.
10573 (*add<mode>3_compareC_imm): New.
10574 (add<mode>3_compareC): New.
10575 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10576 to be first. Use aarch64_carry_operation.
10577 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10578 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10579 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10580 (subti3): Use subdi3_compare1.
10581 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10582 (sub<mode>3_compare1): New.
10583 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10584 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10585 (*subsi3_carryin_uxtw): Likewise.
10586 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10587 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10588 * config/aarch64/iterators.md (DWI): New.
10589 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10590 (aarch64_borrow_operation): New.
10592 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10594 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10595 message when isl does not return a valid schedule.
10597 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10599 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10600 Remove comments from class declarations: they are already in the code
10603 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10605 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10607 (ternary_op_to_tree): Same.
10608 (unary_op_to_tree): Same.
10609 (nary_op_to_tree): Same.
10610 (gcc_expression_from_isl_expr_op): Same.
10611 (gcc_expression_from_isl_expression): Same.
10612 (graphite_create_new_loop): Same.
10613 (graphite_create_new_loop_guard): Same.
10614 (build_iv_mapping): Same.
10615 (graphite_create_new_guard): Same.
10616 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10617 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10619 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10621 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10622 instead of setting codegen_error to fail codegen.
10624 2016-01-28 Jason Merrill <jason@redhat.com>
10626 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10628 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10630 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10631 Remove CONST_INT_P check in CCMP cost calculation.
10633 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10635 * config/aarch64/aarch64.c (generic_vector_cost):
10636 Set vec_permute_cost.
10637 (cortexa57_vector_cost): Likewise.
10638 (exynosm1_vector_cost): Likewise.
10639 (xgene1_vector_cost): Likewise.
10640 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10641 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10642 Add vec_permute_cost entry.
10644 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10646 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10648 (add<mode>3_compare0): Likewise.
10649 (addsi3_compare0_uxtw): Likewise.
10650 (add<mode>3nr_compare0): Likewise.
10651 (compare_neg<mode>): Likewise.
10652 (<optab><mode>3): Likewise.
10654 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10656 * tree-vect-stmts.c (vectorizable_comparison): Add
10657 NULL check for vectype.
10659 2016-01-28 Richard Biener <rguenther@suse.de>
10661 PR tree-optimization/69466
10662 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10663 Account for PHIs we couldn't duplicate.
10665 2016-01-28 Martin Liska <mliska@suse.cz>
10668 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10669 instead of ENABLE_VALGRIND_CHECKING.
10671 2016-01-27 Richard Henderson <rth@redhat.com>
10674 * lra-remat.c (subreg_regs): New.
10675 (dump_candidates_and_remat_bb_data): Dump it.
10676 (operand_to_remat): Reject if operand in subreg_regs.
10677 (set_bb_regs): Collect subreg_regs.
10678 (lra_remat): Init and free subreg_regs. Compute
10679 calculate_local_reg_remat_bb_data before create_cands.
10681 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10684 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10685 change stack_alignment_needed for __tls_get_addr call.
10687 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10689 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10691 2016-01-27 Jeff Law <law@redhat.com>
10693 PR tree-optimization/68398
10694 PR tree-optimization/69196
10695 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10696 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10697 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10698 Only count PHIs in the last block in the path. The others will
10699 const/copy propagate away. Add heuristic to allow more irreducible
10700 subloops to be created when it is likely profitable to do so.
10702 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10703 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10704 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10706 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10709 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10710 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10711 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10712 * tree-streamer-in.c: Include asan.h.
10713 (streamer_get_builtin_tree): For builtins in sanitizer
10714 range call initialize_sanitizer_builtins and retry.
10716 2016-01-27 Ian Lance Taylor <iant@google.com>
10718 * common.opt (fkeep-gc-roots-live): New undocumented option.
10719 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10720 -fkeep-gc-roots-live, skip pointers.
10721 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10724 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10727 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10728 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10730 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10733 * configure.ac: NetBSD provides SSP in its C library.
10734 * configure: Updated.
10736 2016-01-27 Richard Biener <rguenther@suse.de>
10738 PR tree-optimization/69166
10739 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10740 reduction code for commutativity / associativity.
10742 2016-01-27 Martin Jambor <mjambor@suse.cz>
10744 PR tree-optimization/69355
10745 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10746 total_scalarization fails.
10748 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10750 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10753 2016-01-27 Christian Bruel <christian.bruel@st.com>
10756 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10757 Move arm_reset_previous_fndecl and set_target_option_current_node in
10758 the conditional part. Call save_restore_target_globals.
10759 * config/arm/arm.c (arm_set_current_function):
10760 Refactor to better support #pragma target and attribute mix.
10761 Call save_restore_target_globals.
10762 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10764 2016-01-27 Martin Liska <mliska@suse.cz>
10766 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10767 reference for an HSA kernel and its host function.
10769 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10771 PR tree-optimization/69399
10772 * wide-int.h (wi::lrshift): For larger precisions, only
10773 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10775 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10777 * config/arc/predicates.md (proper_comparison_operator): Reject
10778 constant-constant comparison.
10780 2016-01-26 Tom de Vries <tom@codesourcery.com>
10782 PR tree-optimization/69110
10783 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10784 DR_NUM_DIMENSIONS == 0.
10786 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10787 Sebastian Pop <s.pop@samsung.com>
10789 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10790 isl_ast_op_cond and isl_ast_op_select.
10791 (gcc_expression_from_isl_expr_op): Same.
10793 2016-01-26 Jason Merrill <jason@redhat.com>
10796 * tree.c (recompute_constructor_flags): Split out from
10798 (verify_constructor_flags): New.
10799 * tree.h: Declare them.
10801 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10803 PR rtl-optimization/69217
10804 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10805 are no TYPE_FIELDS set for the record type.
10807 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10810 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10811 toc_label_name unconditionally.
10812 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10813 SYMBOL_REF string. Use toc_label_name instead of constructing
10815 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10816 constructing LCTOC1.
10818 2016-01-26 Martin Sebor <msebor@redhat.com>
10821 * doc/extend.texi (Common Type Attributes): Move text that talks about
10822 attribute packed from attribute aligned to the section discussing
10823 the former attribute for clarity.
10825 2016-01-26 Richard Henderson <rth@redhat.com>
10827 PR middle-end/60908
10828 * trans-mem.c (tm_region_init): Mark entry block as visited.
10830 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10833 * diagnostic-show-locus.c (layout::print_source_line): Replace
10834 call to pp_newline with call to layout::print_newline.
10835 (layout::print_annotation_line): Likewise.
10836 (layout::move_to_column): Likewise.
10837 (layout::print_any_fixits): After printing any fixits, print a
10838 trailing newline, if necessary.
10839 (layout::print_newline): New method, resetting any colorization
10841 (diagnostic_show_locus): Move the pp_newline to before the
10842 early bailout. Remove dummy block enclosing the layout instance.
10843 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10844 of pp_newline_and_flush with pp_flush.
10845 (diagnostic_append_note): Delete use of pp_newline.
10846 (diagnostic_append_note_at_rich_loc): Delete.
10847 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10848 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10849 when newline characters are added to the buffer.
10851 2016-01-26 Michael Matz <matz@suse.de>
10853 * configure.ac (ac_cv_std_swap_in_utility): New test.
10854 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10855 * configure: Regenerate.
10856 * config.in: Regenerate.
10858 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10860 * config/arc/arc.md (cstoresi4): Force operand into register.
10861 (arcset<code>): Fix predicate.
10862 (arcsetltu): Likewise.
10863 (arcsetgeu): Likewise.
10864 (arcsethi): Likewise.
10865 (arcsetls): Likewise.
10867 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10869 PR tree-optimization/69483
10870 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10871 if base has error_mark_node type.
10873 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10876 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10877 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10879 (vget_lane_f16): Handle big-endian.
10880 (vgetq_lane_f16): Likewise.
10881 (vset_lane_f16): Likewise.
10882 (vsetq_lane_f16): Likewise.
10883 * config/arm/iterators.md (VQXMOV): Add V8HF.
10884 (VDQ): Add V4HF and V8HF.
10885 (V_reg): Handle V4HF and V8HF.
10886 (Is_float_mode): Likewise.
10887 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
10888 neon_vdup_nv8hf): New patterns.
10889 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
10890 Use VD_LANE iterator.
10891 (neon_vld1_dup<mode>): Use VQ2 iterator.
10893 2016-01-26 Nathan Sidwell <nathan@acm.org>
10895 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
10896 (set_oacc_fn_attrib): Add IS_KERNEL arg.
10897 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
10898 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
10899 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
10900 (oacc_validate_dims): Add LEVEL arg, don't return level.
10901 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
10902 oacc_validate_dims.
10903 (execute_oacc_device_lower): Adjust, add more dump output.
10904 * tree-ssa-loop.c (gate_oacc_kernels): Use
10905 oacc_fn_attrib_kernels_p.
10906 * tree-parloops.c (create_parallel_loop): Adjust
10907 set_oacc_fn_attrib call.
10909 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10912 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
10913 (append_compiler_options): Handle -fcilkplus.
10914 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
10916 2016-01-26 Nick Clifton <nickc@redhat.com>
10919 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
10920 been marked as DECL_ONE_ONLY but we do not the means to make it
10921 so, then do not allow it to bind locally.
10923 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10926 * opts.h (parse_sanitizer_options): New prototype.
10927 * opts.c (sanitizer_opts): New array.
10928 (parse_sanitizer_options): New function.
10929 (common_handle_option): Use parse_sanitizer_options.
10931 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
10934 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
10935 alignment adjustment to ...
10936 (ix86_update_stack_boundary): Here. Don't over-align stack for
10938 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
10939 if __tls_get_addr is called.
10941 2016-01-26 Christian Bruel <christian.bruel@st.com>
10943 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
10945 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
10947 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
10949 2016-01-26 Richard Biener <rguenther@suse.de>
10951 PR middle-end/69467
10952 * match.pd: Guard X * CST CMP 0 pattern with single_use.
10954 2016-01-26 Richard Biener <rguenther@suse.de>
10956 PR tree-optimization/69452
10957 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
10958 (move_computations_dom_walker::before_dom_children): Rename
10960 (move_computations_worker): This.
10961 (move_computations): Perform an RPO rather than a DOM walk.
10963 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10966 * combine.c (combine_instructions): For REG_EQUAL note with
10967 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
10968 to the underlying register.
10969 * doc/rtl.texi (REG_EQUAL): Document the behavior of
10970 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
10972 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
10975 * config/aarch64/aarch64-builtins.c
10976 (aarch64_init_simd_builtin_types): Do not set structural
10977 equality to __Poly{8,16,64,128}_t types.
10979 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
10981 PR tree-optimization/69400
10982 * wide-int.cc (wi_pack): Take the precision as argument and
10983 perform canonicalization here rather than in the callers.
10984 Use the main loop to handle all full-width HWIs. Add a
10985 zero HWI if in_len isn't a full result.
10986 (wi::divmod_internal): Update accordingly.
10987 (wi::mul_internal): Likewise. Simplify.
10989 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
10990 Sebastian Pop <s.pop@samsung.com>
10992 * graphite-poly.c (apply_poly_transforms): Simplify.
10993 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
10994 (print_isl_map): Same.
10995 (print_isl_union_map): Same.
10996 (print_isl_schedule): New.
10997 (debug_isl_schedule): New.
10998 * graphite-dependences.c (scop_get_reads): Do not call
10999 isl_union_map_add_map that is undocumented isl functionality.
11000 (scop_get_must_writes): Same.
11001 (scop_get_may_writes): Same.
11002 (scop_get_original_schedule): Remove.
11003 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11004 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11005 (compute_deps): Remove.
11006 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11007 (debug_schedule_ast): New.
11008 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11009 set_separate_option.
11010 (graphite_regenerate_ast_isl): Add dump.
11011 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11012 from scop->transformed_schedule.
11013 (graphite_regenerate_ast_isl): Add more dump.
11014 * graphite-optimize-isl.c (optimize_isl): Set
11015 scop->transformed_schedule. Check whether schedules are equal.
11016 (apply_poly_transforms): Move here.
11017 * graphite-poly.c (apply_poly_transforms): ... from here.
11018 (free_poly_bb): Static.
11019 (free_scop): Static.
11020 (pbb_number_of_iterations_at_time): Remove.
11021 (print_isl_ast): New.
11022 (debug_isl_ast): New.
11023 (debug_scop_pbb): New.
11024 * graphite-scop-detection.c (print_edge): Move.
11025 (print_sese): Move.
11026 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11027 (build_scop_scattering): Remove.
11028 (create_pw_aff_from_tree): Assert instead of bailing out.
11029 (add_condition_to_pbb): Remove unused code, do not fail.
11030 (add_conditions_to_domain): Same.
11031 (add_conditions_to_constraints): Remove.
11032 (build_scop_context): New.
11033 (add_iter_domain_dimension): New.
11034 (build_iteration_domains): Initialize pbb->iterators.
11035 Call add_conditions_to_domain.
11038 (index_outermost_in_loop): New.
11039 (index_pbb_in_loop): New.
11040 (outermost_pbb_in): New.
11041 (add_in_sequence): New.
11042 (add_outer_projection): New.
11043 (outer_projection_mupa): New.
11044 (add_loop_schedule): New.
11045 (build_schedule_pbb): New.
11046 (build_schedule_loop): New.
11047 (embed_in_surrounding_loops): New.
11048 (build_schedule_loop_nest): New.
11049 (build_original_schedule): New.
11050 (build_poly_scop): Call build_original_schedule.
11051 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11052 (free_poly_dr): Remove.
11053 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11054 (free_poly_bb): Remove.
11055 (debug_loop_vec): Remove.
11056 (print_isl_ast): Declare.
11057 (debug_isl_ast): Declare.
11058 (scop_do_interchange): Remove.
11059 (scop_do_strip_mine): Remove.
11060 (scop_do_block): Remove.
11061 (flatten_all_loops): Remove.
11062 (optimize_isl): Remove.
11063 (pbb_number_of_iterations_at_time): Remove.
11064 (debug_scop_pbb): Declare.
11065 (print_schedule_ast): Declare.
11066 (debug_schedule_ast): Declare.
11067 (struct scop): Remove schedule. Add original_schedule,
11068 transformed_schedule.
11069 (free_gimple_poly_bb): Remove.
11070 (print_generated_program): Remove.
11071 (debug_generated_program): Remove.
11072 (unify_scattering_dimensions): Remove.
11073 * sese.c (print_edge): ... here.
11074 (print_sese): ... here.
11075 (debug_edge): ... here.
11076 (debug_sese): ... here.
11077 * sese.h (print_edge): Declare.
11078 (print_sese): Declare.
11079 (dump_edge): Declare.
11080 (dump_sese): Declare.
11082 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11083 Sebastian Pop <s.pop@samsung.com>
11085 * Makefile.in: Set ISLVER in site.exp.
11087 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11089 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11090 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11091 through DECL_VALUE_EXPR for expansion.
11093 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11095 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11096 the frame info after reload completed.
11098 2016-01-25 Jeff Law <law@redhat.com>
11100 PR tree-optimization/69196
11101 PR tree-optimization/68398
11102 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11103 tree-ssa-threadupdate.c.
11104 (determine_bb_domination_status): Prototype
11105 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11106 (determine_bb_domination_status): No longer static.
11107 (valid_jump_thread_path): Remove code to detect characteristics
11108 of the jump thread path not associated with correctness.
11109 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11110 Correct test for thread path length. Count PHIs for real operands as
11111 statements that need to be copied. Do not count ASSERT_EXPRs.
11112 Look at all the blocks in the thread path. Compute and selectively
11113 filter thread paths based on threading through the latch, threading
11114 a multiway branch or crossing a multiway branch.
11116 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11118 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11119 decl with __attribute__ ((unused)) annotation.
11121 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11124 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11125 of operands is compatible with a statement vectype.
11127 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11129 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11130 improve wording for mixed storage order support.
11132 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11134 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11135 (vcvt_u64_f64): Likewise.
11136 (vcvta_s64_f64): Likewise.
11137 (vcvta_u64_f64): Likewise.
11138 (vcvtm_s64_f64): Likewise.
11139 (vcvtm_u64_f64): Likewise.
11140 (vcvtn_s64_f64): Likewise.
11141 (vcvtn_u64_f64): Likewise.
11142 (vcvtp_s64_f64): Likewise.
11143 (vcvtp_u64_f64): Likewise.
11145 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
11147 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
11148 (arc_init): Check validity mll64 option.
11149 (arc_save_restore): Use double load/store instruction.
11150 (arc_expand_movmem): Likewise.
11151 (arc_split_move): Don't split if we have double load/store
11152 instructions. Returns a boolean.
11153 (arc_process_double_reg_moves): Change function to return boolean
11154 instead of a sequence of instructions.
11155 (arc_dwarf_register_span): New function.
11156 * config/arc/arc-protos.h (arc_split_move): Change prototype.
11157 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
11158 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
11159 (*movdf_insn): Likewise.
11160 * config/arc/arc.opt (mll64): New option.
11161 * config/arc/predicates.md (even_register_operand): New predicate.
11162 * doc/invoke.texi (ARC Options): Add mll64 documentation.
11164 2016-01-25 Richard Biener <rguenther@suse.de>
11167 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
11168 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
11170 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
11172 2016-01-25 Richard Biener <rguenther@suse.de>
11174 PR tree-optimization/69376
11175 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
11177 (VN_INFO_ANTI_RANGE_P): New inline.
11178 (VN_INFO_RANGE_TYPE): Likewise.
11179 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
11180 SSA_NAME_ANTI_RANGE_P.
11181 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
11182 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11183 Properly query VN_INFO_RANGE_TYPE.
11185 2016-01-25 Nick Clifton <nickc@redhat.com>
11188 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
11190 2016-01-23 Tom de Vries <tom@codesourcery.com>
11192 PR tree-optimization/69426
11193 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
11196 2016-01-23 Jakub Jelinek <jakub@redhat.com>
11198 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
11199 "the the" with "the" in the comments.
11200 * ipa-devirt.c (build_type_inheritance_graph,
11201 update_type_inheritance_graph): Likewise.
11202 * tree.c (build_function_type_list_1): Likewise.
11203 * cfgloopmanip.c (scale_loop_profile): Likewise.
11204 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
11205 * gimple-ssa-split-paths.c
11206 (find_block_to_duplicate_for_splitting_paths): Likewise.
11207 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
11208 * expr.c (convert_move): Likewise.
11209 * var-tracking.c (vt_stack_adjustments): Likewise.
11210 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11211 * tree-vrp.c (test_for_singularity): Likewise.
11213 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
11214 directly instead of building a temporary tree.
11217 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
11218 remove <algorithm> include.
11220 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11223 * config/i386/i386.c: Include dojump.h.
11224 (expand_small_movmem_or_setmem,
11225 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
11227 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
11228 if dynamic_check != -1.
11230 2016-01-21 Jeff Law <law@redhat.com>
11232 PR middle-end/69347
11233 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
11234 record_temporary_equivalences. Rewritten to avoid unnecessary calls
11235 into dominated_by_p.
11236 (cprop_into_successor_phis): Avoid unnecessary tests.
11238 2016-01-22 Richard Henderson <rth@redhat.com>
11241 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
11242 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
11244 2016-01-22 Michael Matz <matz@suse.de>
11246 * system.h (string, algorithm): Include only conditionally.
11247 (new): Include always under C++.
11248 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
11249 * final.c (toplevel): Ditto.
11250 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
11251 * genconditions.c (write_header): Make gencondmd.c define
11253 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
11255 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
11256 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
11258 2016-01-22 Christian Bruel <christian.bruel@st.com>
11261 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
11263 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11266 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
11267 define_insn_and_split. Ensure operands[1] and operands[0] do not
11268 get assigned the same register.
11270 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11272 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
11274 2016-01-22 Christian Bruel <christian.bruel@st.com>
11276 * config/arm/arm-c.c (arm_pragma_target_parse):
11277 Remove warn_builtin_macro_redefined overwrite.
11279 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11281 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11282 flag_non_call_exceptions compatibility.
11284 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11287 * dwarf2out.c (add_child_die_after): New function.
11288 (dwarf_qual_info_t): New type.
11289 (dwarf_qual_info): New variable.
11290 (qualified_die_p): New function.
11291 (modified_type_die): For -fdebug-types-section, ensure
11292 canonical order of qualifiers. Put qualified DIEs adjacent
11293 to the corresponding non-qualified type DIE and search there
11294 for existing qualified DIEs.
11296 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11298 * doc/extend.texi (scalar_storage_order type attribute): Document
11299 restriction on type punning and aliasing, and remove future tense.
11301 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11304 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11307 2016-01-21 Jeff Law <law@redhat.com>
11309 PR middle-end/69347
11310 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11311 useless call to record_temporary_equivalences.
11312 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11313 allocate 10 slots in the bb_path vector and let it grow as needed.
11314 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11317 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11319 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11321 * configure: Regenerate.
11323 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11325 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11326 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11328 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11330 PR middle-end/66178
11331 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11332 drop EXPAND_INITIALIZER.
11333 * rtl.h (contains_symbolic_reference_p): Declare.
11334 * rtlanal.c (contains_symbolic_reference_p): New function.
11335 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11336 a subtraction into a NOT if symbolic constants are involved.
11338 2016-01-21 Anton Blanchard <anton@samba.org>
11339 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11342 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11344 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11347 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11349 * config/microblaze/microblaze.c
11350 (get_branch_target): New.
11351 (insert_wic_for_ilb_runout): New.
11353 (microblaze_machine_dependent_reorg): New.
11354 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11355 * config/microblaze/microblaze.md
11356 (UNSPEC_IPREFETCH): Define.
11357 (iprefetch): New pattern
11358 * config/microblaze/microblaze.opt
11359 (mxl-prefetch): New flag.
11361 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11363 * config/microblaze/microblaze.h
11364 (FIXED_REGISTERS): Update in macro.
11365 (CALL_USED_REGISTERS): Update in macro.
11367 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11369 PR rtl-optimization/68920
11370 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11373 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11375 PR rtl-optimization/68990
11376 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11377 pseudo instead of inheritance ones.
11379 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11380 Nick Clifton <nickc@redhat.com>
11384 * config/mips/mips.c (mips_compute_frame_info): Initialise
11385 args_size and hard_frame_pointer_offset fields of the frame
11386 structure before calling mips_global_pointer.
11388 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11390 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11392 * configure: Regenerate.
11394 2016-01-21 Richard Biener <rguenther@suse.de>
11396 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11398 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11400 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11401 to actually emit the .size directive.
11403 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11404 Jakub Jelinek <jakub@redhat.com>
11408 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11409 args array size by one to avoid buffer overflow.
11411 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11413 * config/s390/s390.md (pool_section_start): Use switch_to_section
11414 to select proper read-only data section instead of hardcoding
11416 (pool_section_end): Use switch_to_section to match the above.
11418 2016-01-21 Richard Biener <rguenther@suse.de>
11420 PR tree-optimization/69378
11421 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11422 (set_ssa_val_to): Use it for dominance checks taking into
11423 account not executable edges.
11425 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11428 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11429 for bitsize instead of GET_MODE_PRECISION (mode).
11431 2016-01-20 Martin Sebor <msebor@redhat.com>
11434 * extend.texi (__sync Builtins): Clarify the semantics of
11435 __sync_fetch_and_OP built-ins on pointers.
11436 (__atomic Builtins): Same.
11438 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11439 Sebastian Pop <s.pop@samsung.com>
11441 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11442 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11443 (is_valid_rename): Same.
11444 (translate_isl_ast_to_gimple::get_rename): Same.
11445 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11446 (translate_isl_ast_to_gimple::rename_uses): Same.
11447 (get_new_name): Check for close_phi nodes.
11448 (copy_loop_phi_args): Use phi_node_kind.
11449 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11450 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11452 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11453 Sebastian Pop <s.pop@samsung.com>
11455 Revert commit r229783.
11456 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11457 Remove use of parameter_rename_map.
11458 (copy_def): Remove.
11459 (copy_internal_parameters): Remove.
11460 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11461 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11462 (free_sese_info): Do not free parameter_rename_map.
11463 (set_rename): Do not use parameter_rename_map.
11464 (rename_uses): Update call to set_rename.
11465 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11466 * sese.h (parameter_rename_map_t): Remove.
11467 (struct sese_info_t): Remove field parameter_rename_map.
11469 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11470 Sebastian Pop <s.pop@samsung.com>
11472 * graphite-isl-ast-to-gimple.c: Fix comment.
11473 * graphite-scop-detection.c (defined_in_loop_p): New.
11474 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11475 names defined in loop.
11477 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11478 Sebastian Pop <s.pop@samsung.com>
11480 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11481 Discard unstructured if-then-else regions.
11483 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11484 Sebastian Pop <s.pop@samsung.com>
11486 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11487 (cleanup_loop_iter_dom): Remove.
11488 (build_loop_iteration_domains): Remove.
11489 (build_scop_context): Remove.
11490 (build_scop_iteration_domain): Remove.
11491 (add_loop_constraints): New.
11492 (build_iteration_domains): New.
11493 (build_poly_scop): Call build_iteration_domains.
11495 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11496 Sebastian Pop <s.pop@samsung.com>
11498 * graphite-scop-detection.c
11499 (scop_detection::harmful_loop_in_region): Free dom and loops.
11500 (scop_detection::loop_body_is_valid_scop): Free bbs.
11502 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11503 Sebastian Pop <s.pop@samsung.com>
11505 * graphite-scop-detection.c (record_loop_in_sese): New.
11506 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11507 (build_scops): Remove call to build_sese_loop_nests.
11508 * sese.c (sese_record_loop): Remove.
11509 (build_sese_loop_nests): Remove.
11510 (new_sese_info): Remove region->loops.
11511 (free_sese_info): Same.
11512 * sese.h (sese_contains_loop): Same.
11513 (build_sese_loop_nests): Remove.
11514 (sese_contains_loop): Remove.
11516 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11517 Sebastian Pop <s.pop@samsung.com>
11519 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11520 loop_is_valid_in_scop.
11521 (scop_detection::harmful_stmt_in_region): Renamed
11522 harmful_loop_in_region.
11523 Call loop_is_valid_in_scop.
11525 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11526 Sebastian Pop <s.pop@samsung.com>
11528 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11531 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11532 Sebastian Pop <s.pop@samsung.com>
11534 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11535 * graphite.h (struct poly_bb): Remove field is_reduction.
11536 (PBB_IS_REDUCTION): Remove.
11538 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11539 Sebastian Pop <s.pop@samsung.com>
11541 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11542 (add_pdr_constraints): Same.
11543 (scop_get_reads): Same.
11544 (scop_get_must_writes): Same.
11545 (scop_get_may_writes): Same.
11546 (scop_get_original_schedule): Same.
11547 (extend_schedule): Same.
11548 (apply_schedule_on_deps): Same.
11549 (carries_deps): Same.
11550 (compute_deps): Same.
11551 (scop_get_dependences): Same.
11552 * graphite-isl-ast-to-gimple.c
11553 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11554 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11555 (get_schedule_for_band_list): Same.
11556 (get_schedule_map): Same.
11557 (apply_schedule_map_to_scop): Same.
11558 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11559 (build_loop_iteration_domains): Same.
11560 (add_condition_to_pbb): Same.
11561 (add_param_constraints): Same.
11562 (pdr_add_memory_accesses): Same.
11563 (pdr_add_data_dimensions): Same.
11565 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11567 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11570 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11572 * common.opt (feliminate-dwarf2-dups): Replace references to
11573 "DWARF 2" with just "DWARF".
11574 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11575 * doc/extend.texi: Likewise.
11576 * doc/cpp.texi: Likewise.
11577 * doc/invoke.texi: Likewise.
11578 (Option Summary): Add -gdwarf to list of Debugging Options.
11579 (Debugging Options): Document -gdwarf.
11580 * doc/contrib.texi: Spell "DWARF" like that.
11582 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11584 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11585 warning. Fix up formatting.
11587 PR middle-end/67653
11588 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11589 attempt to mark memory input operand addressable and
11590 call prepare_gimple_addressable in that case. Don't adjust
11591 input_location for diagnostics, use error_at instead.
11593 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11595 * config/rs6000/ppc-auxv.h: New file.
11596 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11597 (cpu_is): Likewise.
11598 (cpu_supports): Likewise.
11599 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11600 (cpu_is_info): New variable.
11601 (cpu_supports_info): Likewise.
11602 (tcb_verification_symbol): Likewise.
11603 (cpu_builtin_p): Likewise.
11604 (cpu_expand_builtin): New function.
11605 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11606 (rs6000_init_builtins): Likewise.
11607 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11608 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11609 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11610 * configure: Regenerate.
11611 * config.in: Likewise.
11612 * doc/extend.texi (PowerPC Built-in Functions): Document
11613 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11615 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11618 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11620 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11623 2016-01-20 Richard Henderson <rth@redhat.com>
11629 * tree.c (tm_define_builtin): New.
11630 (find_tm_vector_type): New.
11631 (build_tm_vector_builtins): New.
11632 (build_common_builtin_nodes): Call it.
11634 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11636 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11637 (arm_fp_ok): Likewise.
11638 (arm_fp): Likewise.
11639 (arm_crypto): Likewise.
11641 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11642 Richard Biener <rguenther@suse.de>
11644 PR tree-optimization/69328
11645 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11646 vectors have same number of elements.
11647 (vectorizable_condition): Fix masked version recognition.
11649 2016-01-20 Richard Biener <rguenther@suse.de>
11651 PR tree-optimization/69345
11652 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11653 (VN_INFO_PTR_INFO): Likewise.
11654 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11655 info when it is equal between non-dominating SSA names.
11656 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11657 Make sure to look at original SSA infos.
11659 2016-01-20 Jeff Law <law@redhat.com>
11662 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11664 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11665 (pc_or_label_operand): New predicate.
11666 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11667 tests for small integers that are 2^n - 1.
11669 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11671 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11673 2016-01-19 Jeff Law <law@redhat.com>
11675 PR middle-end/69347
11676 * tree-ssa-threadbackwards.c
11677 (fsm_find_control_statement_thread_paths): Do not try to lookup
11678 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11680 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11682 * doc/lto.texi: Remove text that says only Gold has linker plugin
11685 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11687 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11688 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11689 the DIE accordingly.
11690 (modified_type_die): Add REVERSE parameter and pass it recursively,
11691 as well as to base_type_die. Adjust presence check accordingly.
11692 (base_type_for_mode): Adjust call to modified_type_die.
11693 (add_type_attribute): Add REVERSE parameter and pass it to
11695 (generic_parameter_die): Adjust call to add_type_attribute.
11696 (add_scalar_info): Likewise.
11697 (add_subscript_info): Likewise.
11698 (gen_array_type_die): Likewise.
11699 (gen_descr_array_type_die): Likewise.
11700 (gen_entry_point_die): Likewise.
11701 (gen_enumeration_type_die): Likewise.
11702 (gen_formal_parameter_die): Likewise.
11703 (gen_subprogram_die): Likewise.
11704 (gen_variable_die ): Likewise.
11705 (gen_const_die): Likewise.
11706 (gen_field_die): Likewise.
11707 (gen_pointer_type_die): Likewise.
11708 (gen_reference_type_die): Likewise.
11709 (gen_ptr_to_mbr_type_die): Likewise.
11710 (gen_inheritance_die): Likewise.
11711 (gen_subroutine_type_die): Likewise.
11712 (gen_typedef_die): Likewise.
11713 (force_type_die): Adjust call to modified_type_die.
11715 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11717 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11718 flow throughout the file. Fix broken link to Objective-C 2.0
11720 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11723 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11725 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11727 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11730 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11731 (maybe_record_node): Record cxa_pure_virtual as the only possible
11732 target if there are not ohter candidates.
11733 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11735 2016-01-19 Richard Biener <rguenther@suse.de>
11737 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11738 (get_memory_order): Likewise.
11740 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11742 * tree-vect-stmts.c (vectorizable_store): Check
11745 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11748 * gcc.c (driver::decode_argv): Add call to
11749 init_opts_obstack before init_options_struct.
11750 * opts.c (init_opts_obstack): Remove idempotency.
11751 (init_options_struct): Replace call to init_opts_obstack
11752 with a gcc_assert to verify that it has already been called.
11753 * toplev.c (toplev::main): Add call to init_opts_obstack before
11754 calls to init_options_struct.
11755 (toplev::finalize): Move cleanup of opts_obstack next to
11756 cleanup of save_decoded_options, clearing the latter, and
11757 save_decoded_options_count.
11759 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11762 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11763 attribute to unconditional. Remove %? from output template.
11765 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11766 Jiong Wang <jiong.wang@arm.com>
11768 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11769 generated from different expand order.
11771 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11773 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11774 Add support for CCMP costing.
11776 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11778 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11779 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11780 (fccmpe<mode>): Likewise.
11781 (fcmp): Rename to fcmp and globalize pattern.
11783 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11784 (aarch64_gen_ccmp_next): Add FP support.
11786 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11788 * target.def (gen_ccmp_first): Update documentation.
11789 (gen_ccmp_next): Likewise.
11790 * doc/tm.texi (gen_ccmp_first): Update documentation.
11791 (gen_ccmp_next): Likewise.
11792 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11793 expand_ccmp_expr_1. Improve comments.
11794 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11795 (ccmp_ior<mode>): Remove pattern.
11796 (cmp<mode>): Remove expand.
11797 (cmp): Globalize pattern.
11798 (cstorecc4): Use cc_register.
11799 (mov<mode>cc): Remove ccmp_cc_register check.
11800 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11801 Simplify after removal of CC_DNE/* modes.
11802 (aarch64_ccmp_mode_to_code): Remove.
11803 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11804 In 'k' case use integer as condition.
11805 (aarch64_nzcv_codes): Remove inverted cases.
11806 (aarch64_code_to_ccmode): Remove.
11807 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11808 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11809 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11810 pattern. Return the comparison with CC register. Invert conditions
11811 when bitcode is OR.
11812 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11813 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11815 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11817 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11818 instrumented_version.
11820 2016-01-19 Richard Biener <rguenther@suse.de>
11822 PR tree-optimization/69336
11823 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11824 handled components with get_ref_base_and_extent.
11825 (equal_mem_array_ref_p): Adjust.
11827 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11830 * shrink-wrap.c: Include valtrack.h.
11831 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11832 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11833 in between insn and where it will be moved to. Call
11834 dead_debug_insert_temp.
11835 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11836 first and dead_debug_local_finish at the end.
11837 For uses and defs bitmap, handle all regs in between REGNO and
11838 END_REGNO, not just the first one.
11840 2016-01-19 Richard Biener <rguenther@suse.de>
11842 PR tree-optimization/69352
11843 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11844 (equal_mem_array_ref_p): Constrain size and max size properly.
11845 Compare the reverse flag.
11847 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11849 * ira.c (ira): Update regstat data if we deleted insns.
11851 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11853 PR rtl-optimization/68955
11854 PR rtl-optimization/64557
11855 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11856 here. Fix up formatting.
11857 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11859 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11862 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11863 assume that the node has body.
11864 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11867 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11869 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11872 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11874 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
11875 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11877 2016-01-19 Martin Jambor <mjambor@suse.cz>
11878 Martin Liska <mliska@suse.cz>
11879 Michael Matz <matz@suse.de>
11881 * Makefile.in (OBJS): Add new source files.
11882 (GTFILES): Add hsa.c.
11883 * common.opt (disable_hsa): New variable.
11884 (-Whsa): New warning.
11885 * config.in (ENABLE_HSA): New.
11886 * configure.ac: Treat hsa differently from other accelerators.
11887 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
11888 $enable_offloading.
11889 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
11890 * doc/install.texi (Configuration): Document --with-hsa-runtime,
11891 --with-hsa-runtime-include, --with-hsa-runtime-lib and
11892 --with-hsa-kmt-lib.
11893 * doc/invoke.texi (-Whsa): Document.
11894 (hsa-gen-debug-stores): Likewise.
11895 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
11896 to invoke offload compiler for hsa acclerator.
11897 * opts.c (common_handle_option): Determine whether HSA offloading
11898 should be performed.
11899 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
11900 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
11901 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
11902 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
11903 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
11904 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
11905 GF_OMP_FOR_KIND_GRID_LOOP.
11906 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
11907 (pp_gimple_stmt_1): Likewise.
11908 * gimple-walk.c (walk_gimple_stmt): Likewise.
11909 * gimple.c (gimple_build_omp_grid_body): New function.
11910 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
11911 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
11912 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
11913 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
11914 GF_OMP_TEAMS_GRID_PHONY.
11915 (gimple_statement_omp_single_layout): Updated comments.
11916 (gimple_build_omp_grid_body): New function.
11917 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
11918 (gimple_omp_for_grid_phony): New function.
11919 (gimple_omp_for_set_grid_phony): Likewise.
11920 (gimple_omp_parallel_grid_phony): Likewise.
11921 (gimple_omp_parallel_set_grid_phony): Likewise.
11922 (gimple_omp_teams_grid_phony): Likewise.
11923 (gimple_omp_teams_set_grid_phony): Likewise.
11924 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
11925 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
11926 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
11927 (BUILT_IN_GOMP_TARGET): Updated type.
11928 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
11929 (adjust_for_condition): New function.
11930 (get_omp_for_step_from_incr): Likewise.
11931 (extract_omp_for_data): Moved parts to adjust_for_condition and
11932 get_omp_for_step_from_incr.
11933 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
11934 (fixup_child_record_type): Bail out if receiver_decl is NULL.
11935 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
11936 (scan_omp_parallel): Do not create child functions for phony
11938 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
11939 (scan_omp_1_op): Checking assert we are not remapping to
11940 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
11941 (parallel_needs_hsa_kernel_p): New function.
11942 (expand_parallel_call): Register apprpriate parallel child
11943 functions as HSA kernels.
11944 (grid_launch_attributes_trees): New type.
11945 (grid_attr_trees): New variable.
11946 (grid_create_kernel_launch_attr_types): New function.
11947 (grid_insert_store_range_dim): Likewise.
11948 (grid_get_kernel_launch_attributes): Likewise.
11949 (get_target_argument_identifier_1): Likewise.
11950 (get_target_argument_identifier): Likewise.
11951 (get_target_argument_value): Likewise.
11952 (push_target_argument_according_to_value): Likewise.
11953 (get_target_arguments): Likewise.
11954 (expand_omp_target): Call get_target_arguments instead of looking
11955 up for teams and thread limit.
11956 (grid_expand_omp_for_loop): New function.
11957 (grid_arg_decl_map): New type.
11958 (grid_remap_kernel_arg_accesses): New function.
11959 (grid_expand_target_kernel_body): New function.
11960 (expand_omp): Call it.
11961 (lower_omp_for): Do not emit phony constructs.
11962 (lower_omp_taskreg): Do not emit phony constructs but create for them
11963 a temporary variable receiver_decl.
11964 (lower_omp_taskreg): Do not emit phony constructs.
11965 (lower_omp_teams): Likewise.
11966 (lower_omp_grid_body): New function.
11967 (lower_omp_1): Call it.
11968 (grid_reg_assignment_to_local_var_p): New function.
11969 (grid_seq_only_contains_local_assignments): Likewise.
11970 (grid_find_single_omp_among_assignments_1): Likewise.
11971 (grid_find_single_omp_among_assignments): Likewise.
11972 (grid_find_ungridifiable_statement): Likewise.
11973 (grid_target_follows_gridifiable_pattern): Likewise.
11974 (grid_remap_prebody_decls): Likewise.
11975 (grid_copy_leading_local_assignments): Likewise.
11976 (grid_process_kernel_body_copy): Likewise.
11977 (grid_attempt_target_gridification): Likewise.
11978 (grid_gridify_all_targets_stmt): Likewise.
11979 (grid_gridify_all_targets): Likewise.
11980 (execute_lower_omp): Call grid_gridify_all_targets.
11981 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
11982 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
11983 (tree_omp_clause): Added union field dimension.
11984 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
11985 * tree.c (omp_clause_num_ops): Added number of arguments of
11986 OMP_CLAUSE__GRIDDIM_.
11987 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
11988 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
11989 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
11990 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
11991 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
11992 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
11993 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
11994 * tree-pass.h (make_pass_gen_hsail): Declare.
11995 (make_pass_ipa_hsa): Likewise.
11996 * ipa-hsa.c: New file.
11997 * lto-section-in.c (lto_section_name): Add hsa section name.
11998 * lto-streamer.h (lto_section_type): Add hsa section.
11999 * timevar.def (TV_IPA_HSA): New.
12000 * hsa-brig-format.h: New file.
12001 * hsa-brig.c: New file.
12002 * hsa-dump.c: Likewise.
12003 * hsa-gen.c: Likewise.
12006 * toplev.c (compile_file): Call hsa_output_brig.
12007 * hsa-regalloc.c: New file.
12009 2016-01-18 Jeff Law <law@redhat.com>
12011 PR tree-optimization/69320
12012 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12013 ranged object, do nothing if the RHS constant is not [0..1].
12014 (optimize_stmt): Comparing a boolean ranged object against a
12015 constant outside [0..1] results in a compile-time constant.
12017 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12020 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12022 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12023 (Option Summary): Update to reflect new section and moved options.
12024 (C++ Dialect Options): Move -fstats to new section.
12025 (Debugging Options): Move all dump, statistics, and other GCC
12026 developer options to new section. Rewrite section introduction
12027 and re-order remaining options to put the more basic ones first.
12028 (Optimization Options): Move -fira-verbose and -flto-report* to
12030 (Developer Options): New section incorporating moved options.
12031 * doc/cppopts.texi (-dM): Update cross-reference.
12033 2016-01-18 Richard Henderson <rth@redhat.com>
12036 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12037 operands to pseudo only if CSE is expected. Split long immediate
12038 operands only after reload, and for the stack pointer.
12039 (*add<GPI>3_pluslong): Remove.
12040 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12041 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12042 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12043 (*add<GPI>3 peepholes): New.
12044 (*add<GPI>3 splitters): New.
12045 * config/aarch64/constraints.md (Upl): New.
12046 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12048 2016-01-18 Richard Biener <rguenther@suse.de>
12050 PR tree-optimization/69297
12051 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12053 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12055 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12057 PR middle-end/68542
12058 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12059 of mixind vector and scalar types.
12060 (fold_relational_const): Add handling of vector
12061 comparison with boolean result.
12062 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12063 comparison of vector operands with boolean result for EQ/NE only.
12064 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12065 (verify_gimple_cond): Likewise.
12066 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12069 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12071 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12074 2016-01-18 Richard Biener <rguenther@suse.de>
12076 PR middle-end/69308
12077 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12079 2016-01-18 Tom de Vries <tom@codesourcery.com>
12081 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12083 2016-01-18 Tom de Vries <tom@codesourcery.com>
12085 * omp-low.c (set_oacc_fn_attrib): Make extern.
12086 * omp-low.h (set_oacc_fn_attrib): Declare.
12087 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12088 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12089 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12090 Add and handle function parameter oacc_kernels_p.
12091 (find_reduc_addr, get_omp_data_i_param): New function.
12092 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12093 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12094 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12095 Calculate dominance info. Skip loops that are not in a kernels region
12096 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12097 (pass_parallelize_loops::execute): Call parallelize_loops with
12098 oacc_kernels_p argument.
12099 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12100 New member function.
12101 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12102 * passes.def: Add argument to pass_parallelize_loops instantation.
12104 2016-01-18 Tom de Vries <tom@codesourcery.com>
12106 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12107 pass_parallelize_loops to be run outside the loop pipeline.
12109 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12111 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12112 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12114 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12117 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12118 using get_ref_base_and_extent.
12119 (equal_mem_array_ref_p): New.
12120 (hashable_expr_equal_p): Add call to previous.
12122 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12125 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12126 (sra_initialize): Allocate disqualified_constants.
12127 (sra_deinitialize): Free disqualified_constants.
12128 (disqualify_candidate): Update disqualified_constants when appropriate.
12129 (create_access): Scan for constant-pool entries as we go along.
12130 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12131 (maybe_add_sra_candidate): Allow constant-pool entries.
12132 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12133 (initialize_constant_pool_replacements): New.
12134 (sra_modify_assign): Avoid mangling assignments created by previous,
12135 and don't generate writes into constant pool.
12136 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12138 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12140 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12141 andnot instruction.
12142 (scalar_chain::convert_op): Likewise.
12143 * config/i386/i386.md (*andndi3_doubleword): New.
12145 2016-01-18 Richard Biener <rguenther@suse.de>
12147 PR tree-optimization/69170
12148 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
12149 building a vector from scalar results of a pattern stmt.
12151 2016-01-18 Jakub Jelinek <jakub@redhat.com>
12153 * haifa-sched.c (autopref_multipass_init): Work around
12154 -Wmaybe-uninitialized warning.
12156 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
12158 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
12159 against the constant 0.
12161 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12163 PR tree-optimization/68799
12164 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
12165 look up phi candidates in the statement-candidate map.
12166 (phi_add_costs): Likewise.
12167 (record_phi_increments): Likewise.
12168 (phi_incr_cost): Likewise.
12169 (ncd_with_phi): Likewise.
12170 (all_phi_incrs_profitable): Likewise.
12172 2016-01-17 Jakub Jelinek <jakub@redhat.com>
12174 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
12175 -Wmaybe-uninitialized warning.
12177 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
12179 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12180 (Option Summary): Update to reflect new section and moved options.
12181 (C++ Dialect Options): Move -fvtable-verify and related options.
12182 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
12183 and profiling-related options.
12184 (Optimization Options): Move profile generation options and
12185 -fstack-protector and related options.
12186 (Instrumentation Options): New section incorporating moved options.
12187 (Code Generation Options): Move -finstrument-functions and
12188 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
12190 2016-01-16 Tom de Vries <tom@codesourcery.com>
12192 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
12194 2016-01-16 Tom de Vries <tom@codesourcery.com>
12196 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
12198 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
12200 * hash-table.h (hash_table::empty): Turn into an inline wrapper
12201 that checks whether the table is already empty. Rename the
12202 original implementation to...
12203 (hash_table::empty_slot): ...this new private function.
12205 2016-01-15 David Malcolm <dmalcolm@redhat.com>
12207 PR diagnostic/68899
12208 * diagnostic-show-locus.c (layout::print_source_line): Move x
12209 offset of line until after call to
12210 get_line_width_without_trailing_whitespace.
12212 2016-01-15 Jeff Law <law@redhat.com>
12214 PR tree-optimization/69270
12215 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
12216 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
12217 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
12218 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
12219 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12220 ssa_name_has_boolean_range and constant_boolean_node.
12222 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
12224 PR rtl-optimization/69030
12225 * lra-spills.c (remove_pseudos): Check nrefs and make the function
12227 (spill_pseudos): Delete debug insn for dead pseudo.
12228 (lra_spill): Initiate spill_hard_reg and slots memory separately.
12230 2016-01-15 Jiong Wang <jiong.wang@arm.com>
12232 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
12234 (TYPES_UNOPUS): Likewise.
12235 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
12236 builtin type, from UNOP to UNOPUS.
12237 (lbtruncuv4sf): Likewise.
12238 (lbtruncuv2df): Likewise.
12239 (lrounduv2sf): Likewise.
12240 (lrounduv4sf): Likewise.
12241 (lrounduv2df): Likewise.
12242 (lroundusf): Likewise.
12243 (lroundusf): Likewise.
12244 (lceiluv2sf): Likewise.
12245 (lceiluv4sf): Likewise.
12246 (lceiluv2df): Likewise.
12247 (lceilusf): Likewise.
12248 (lceiludf): Likewise.
12249 (lflooruv2sf): Likewise.
12250 (lflooruv4sf): Likewise.
12251 (lflooruv2df): Likewise.
12252 (lfloorusf): Likewise.
12253 (lfloorudf): Likewise.
12254 (lfrintnuv2sf): Likewise.
12255 (lfrintnuv4sf): Likewise.
12256 (lfrintnuv2df): Likewise.
12257 (lfrintnusf): Likewise.
12258 (lfrintnudf): Likewise.
12259 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
12261 (vcvtq_u32_f32): Likewise.
12262 (vcvtq_u64_f64): Likewise.
12263 (vcvta_u32_f32): Likewise.
12264 (vcvtaq_u32_f32): Likewise.
12265 (vcvtaq_u64_f64): Likewise.
12266 (vcvtm_u32_f32): Likewise.
12267 (vcvtmq_u32_f32): Likewise.
12268 (vcvtmq_u64_f64): Likewise.
12269 (vcvtn_u32_f32): Likwise.
12270 (vcvtnq_u32_f32): Likewise.
12271 (vcvtnq_u64_f64): Likewise.
12272 (vcvtp_u32_f32): Likewise.
12273 (vcvtpq_u32_f32): Likewise.
12274 (vcvtpq_u64_f64): Likewise.
12275 (vcvtmd_u64_f64): Likewise.
12276 (vcvtms_u32_f32): Likewise.
12277 (vcvtad_u64_f64): Likewise.
12278 (vcvtas_u32_f32): Likewise.
12279 (vcvtnd_u64_f64): Likewise.
12280 (vcvtns_u32_f32): Likewise.
12281 (vcvtpd_u64_f64): Likewise.
12282 (vcvtps_u32_f32): Likewise.
12284 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12286 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12287 CSEL of zero_extended registers.
12289 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12291 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12292 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12294 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12296 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12297 false when argument string is not found in the attributes table
12300 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12303 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12304 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12305 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12306 precision estimate.
12308 2016-01-15 Richard Biener <rguenther@suse.de>
12310 PR tree-optimization/66856
12311 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12312 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12313 (vect_create_new_slp_node): Increment stmt reference count.
12314 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12315 an SLP tree before swapping operands.
12316 (vect_build_slp_tree): Likewise.
12317 (destroy_bb_vec_info): Free stmt info after SLP instances.
12318 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12319 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12320 (STMT_VINFO_NUM_SLP_USES): New macro.
12322 2016-01-15 Richard Biener <rguenther@suse.de>
12325 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12326 (add_linkage_name): ... here.
12327 (gen_typedef_die): Use add_linkage_name_raw instead of
12328 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12331 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12333 * gimplify.c (oacc_default_clause): Decode reference and pointer
12334 types for both kernels and parallel regions.
12336 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12338 PR middle-end/69246
12339 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12341 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12343 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12344 (convert_scalars_to_vector): Likewise.
12346 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12348 * doc/extend.texi (Type Traits): Fix grammar.
12350 2016-01-15 Martin Jambor <mjambor@suse.cz>
12352 * tree-inline.c (remap_decl): Use existing dclarations if
12353 remapping a type and prevent_decl_creation_for_types.
12354 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12355 decls first. Do real remapping with
12356 prevent_decl_creation_for_types set.
12357 * tree-inline.h (copy_body_data): New field
12358 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12361 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12363 * config/s390/s390.opt (mmvcle): More verbose help text.
12365 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12367 * config/s390/s390.opt: Add period to -mzvector option text.
12369 2016-01-15 Richard Biener <rguenther@suse.de>
12371 PR tree-optimization/68961
12372 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12373 of invariants in stores again.
12375 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12377 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12379 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12381 * config/i386/i386.c (ix86_expand_branch): Don't split
12382 DI mode xor instruction to SI mode.
12384 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12387 * ipa-icf.c (sem_function::merge): Virtual functions may become
12388 reachable even if they address is not taken and there are no
12391 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12393 * lto-streamer-out.c (subtract_estimated_size): New function.
12394 (get_symbol_initial_value): Use it.
12396 2016-01-15 Christian Bruel <christian.bruel@st.com>
12399 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12400 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12401 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12402 use add_builtin_function_ext_scope instead of add_builtin_function.
12403 (neon_set_p, neon_crypto_set_p): Remove.
12404 (arm_init_builtins): Always call arm_init_neon_builtins and
12405 arm_init_crypto_builtins.
12406 (arm_expand_builtin): Check that builtins are allowed for the arch.
12407 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12408 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12409 arm_init_neon_builtins call.
12411 2016-01-15 Richard Biener <rguenther@suse.de>
12413 PR tree-optimization/69117
12414 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12415 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12416 of the leader conservatively.
12417 (free_scc_vn): Restore original SSA name infos.
12419 2016-01-14 Jeff Law <law@redhat.com>
12421 PR tree-optimization/69270
12422 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12423 single bit of precision, verify it's also unsigned.
12424 (record_edge_info): Use constant_boolean_node rather than fold_convert
12425 to convert boolean_true/boolean_false to the right type.
12427 2016-01-14 Richard Henderson <rth@redhat.com>
12430 * loop-doloop.c (record_reg_sets): New.
12431 (doloop_optimize): Reject the transform if the sequence
12432 clobbers registers live at the end of the loop block.
12433 (doloop_optimize_loops): Enable df_live if needed.
12435 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12437 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12438 * config/rs6000/rs6000.c: Likewise.
12439 * config/rs6000/rs6000.h: Likewise.
12440 * config/rs6000/rs6000.md: Likewise.
12441 * doc/extend.texi: Likewsie.
12443 2016-01-14 Jeff Law <law@redhat.com>
12445 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12448 2016-01-14 Richard Henderson <rth@redhat.com>
12452 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12453 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12454 instead of builtin_decl_declared_p to test for declaration.
12456 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12458 * doc/loop.texi (Loop Analysis and Representation): Document
12459 loop_depth function.
12461 2016-01-14 Tom de Vries <tom@codesourcery.com>
12463 PR tree-optimization/68773
12464 * omp-low.c (expand_omp_target): Don't set force_output.
12465 * varpool.c (varpool_node::get_create): Same.
12466 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12467 offload_funcs with force_output.
12469 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12472 * lra-eliminations.c (move_plus_up): Don't change anything if either
12473 the outer or inner subreg mode is not MODE_INT.
12474 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12475 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12477 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12479 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12480 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12481 reduc_uplus_@var{m}): Remove.
12482 * expr.c (expand_expr_real_2): Remove expansion path for
12483 reduc_[us](min|max|plus) optabs.
12484 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12485 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12486 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12487 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12488 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12489 reduc_[us](min|max|plus) optabs.
12491 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12493 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12494 (reduc_plus_scal_v2sf): New.
12495 (reduc_smax_v2sf): Rename to...
12496 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12497 (reduc_smin_v2sf): Rename to...
12498 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12500 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12502 * alias.c (compare_base_symbol_refs): New function.
12503 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12506 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12508 PR middle-end/68146
12509 PR tree-optimization/69155
12510 * tree-complex.c: Include cfganal.h.
12511 (phis_to_revisit): New variable.
12512 (extract_component): Add phiarg_p argument. Assert that returned
12513 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12514 (update_phi_components): Partly rewrite to use loop over real/imag
12515 components instead of code duplication. If extract_component returns
12516 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12517 create_tmp_reg into the PHI node instead, and mention the phi triplet
12518 in phis_to_revisit.
12519 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12520 in phis_to_revisit at the end.
12522 2016-01-14 Richard Biener <rguenther@suse.de>
12524 PR tree-optimization/68060
12525 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12526 outer loop reduction is only used in the inner loop before
12527 detecting a double reduction.
12529 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12532 * combine.c (expand_field_assignment): Punt if compute_mode is
12533 unsupported scalar mode.
12535 2016-01-14 Richard Biener <rguenther@suse.de>
12537 PR tree-optimization/66856
12538 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12539 SLP node only if it built successfully.
12540 (vect_analyze_slp_instance): Adjust.
12542 2016-01-14 Jeff Law <law@redhat.com>
12544 PR tree-optimization/69270
12545 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12546 (record_edge_info): Use it. Convert boolean_{true,false}_node
12547 to the type of op0.
12549 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12552 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12553 use block_ultimate_origin
12554 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12556 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12558 * doc/invoke.texi (Submodel Options): Rename section to
12559 "Machine-Dependent Options" to better reflect its content.
12560 Rewrite introductory text to remove archaic CPU names.
12563 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12565 * doc/invoke.texi (Code Gen Options): Move section up in file,
12566 before target-specific options. Update menu and option summary
12567 to reflect the new section ordering.
12569 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12571 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12572 (C++ Dialect Options): Add cross-reference to -std option.
12573 * doc/standards.texi (C++ Language): Document C++14 support.
12575 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12577 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12578 for pack/unpack functions for __ibm128.
12579 (PACK_IF): Likewise.
12580 (UNPACK_IF): Likewise.
12582 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12583 support for __ibm128 pack/unpack functions.
12584 (rs6000_invalid_builtin): Likewise.
12585 (rs6000_init_builtins): Likewise.
12586 (rs6000_opt_masks): Likewise.
12588 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12589 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12591 (RS6000_BTM_COMMON): Likewise.
12593 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12594 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12595 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12596 128-bit floating point. Add support for the double values to be
12597 in Altivec registers for TF/IF packing and unpacking, but restrict
12598 TD packing sub-fields to be FPR registers. Don't allow overlapped
12599 register support for packing. Allow pack inputs to be memory
12600 locations. Don't build generator functions for unpack<mode>_dm
12601 and unpack<mode>_nodm.
12602 (unpack<mode>_dm): Likewise.
12603 (unpack<mode>_nodm): Likewise.
12604 (pack<mode>): Likewise.
12606 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12607 built-in functions to pack/unpack explicit __ibm128 values.
12608 (__builtin_unpack_ibm128): Likewise.
12610 * doc/extend.texi (PowerPC Built-in Functions): Document
12611 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12613 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12616 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12617 Add new arg loc and pass it down as context.
12618 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12619 to the location to use for the warning.
12620 (check_function_arguments): New arg loc. All callers changed. Pass
12621 it to check_function_nonnull.
12622 * c-common.h (check_function_arguments): Adjust declaration.
12624 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12626 PR tree-optimization/69156
12627 * gimple.c (validate_type): Removed.
12628 (gimple_builtin_call_types_compatible_p): Use
12629 useless_type_conversion_p instead of validate_type.
12630 * value-prof.c (gimple_stringop_fixed_value): Fold
12631 icall_size to correct type.
12633 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12635 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12638 2016-01-13 Richard Henderson <rth@redhat.com>
12641 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12642 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12643 (ix86_builtin_tm_store): Remove.
12644 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12645 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12646 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12647 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12648 * doc/tm.texi: Rebuild.
12650 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12651 (BUILT_IN_TM_MEMCPY_RTWN): New.
12652 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12653 fallback from vector to integer helpers.
12654 (build_tm_load): Handle vector types directly, instead of
12656 (build_tm_store): Likewise.
12657 (expand_assign_tm): Prepare for register types not handled by
12658 the above. Copy them to memory and use memcpy.
12659 * tree.c (tm_define_builtin): New.
12660 (find_tm_vector_type): New.
12661 (build_tm_vector_builtins): New.
12662 (build_common_builtin_nodes): Call it.
12664 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12666 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12667 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12669 2016-01-13 Tom de Vries <tom@codesourcery.com>
12671 PR tree-optimization/69169
12672 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12673 handled_struct_type param.
12674 (create_variable_info_for, intra_create_variable_infos): Call
12675 create_variable_info_for_1 with extra arg.
12677 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12679 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12680 and "armv8.1-a+crc" entries.
12682 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12685 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12686 Change first operand predicate from register_or_constm1_operand
12687 to register_operand.
12688 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12689 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12690 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12691 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12692 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12693 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12694 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12695 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12696 comparison with constm1_rtx from vec_prefetch_gen part.
12698 2016-01-13 Richard Biener <rguenther@suse.de>
12700 PR tree-optimization/69013
12701 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12702 Exchange assert for a test.
12704 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12707 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12709 2016-01-13 Richard Biener <rguenther@suse.de>
12711 PR tree-optimization/69242
12712 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12713 assert with a check.
12715 2016-01-13 Richard Biener <rguenther@suse.de>
12717 PR tree-optimization/69186
12718 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12719 Properly guard vect_update_misalignment_for_peel call.
12721 2016-01-12 Jeff Law <law@redhat.com>
12723 PR tree-optimization/pr67755
12724 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12725 "need_profile_correction".
12726 (thread_block_1): Initialize new field to false by default. If we
12727 have multiple thread paths through a common joiner to different
12728 final targets, then set new field to true.
12729 (compute_path_counts): Only do count adjustment when it's really
12732 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12734 * doc/invoke.texi (Spec Files): Move section down in file, past
12735 all command-line option descriptions.
12737 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12739 PR middle-end/54809
12740 * doc/gty.texi: Remove documentation of mark_hook.
12741 * gengtype.c (struct write_types_data): Remove code to support
12742 mark_hook attribute.
12743 (walk_type): Likewise.
12744 (write_func_for_structure): Likewise.
12746 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12748 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12749 Directory Options, and -specs= to Overall Options.
12750 (Overall Options): Adjust similarly. Reorder to group related
12751 options together. Make -specs= cross-reference the spec file details.
12752 (Directory Options): Adjust similarly.
12754 2016-01-12 Jeff Law <law@redhat.com>
12756 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12758 2016-01-12 Olivier Hainque <hainque@adacore.com>
12760 * gcc.c (spec_undefvar_allowed): New global.
12761 (process_command): Set to true when running for --version or --help,
12763 (getenv_spec_function): When the variable is not defined, use the
12764 variable name as the variable value if we're allowed not to issue
12767 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12769 PR tree-optimization/68911
12770 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12771 information computed for expression "init + nit * step".
12773 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12775 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12776 about name of GCC executable. Remove deleted node from menu.
12777 (Directory Options) <-B>: Remove cross-reference to deleted node.
12778 (Target Options): Delete section.
12780 2016-01-12 Christian Bruel <christian.bruel@st.com>
12783 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12784 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12786 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12789 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12790 aligned_mem is properly set for AVX512-VL floating point masked
12794 * ifcvt.c (cond_exec_process_if_block): When removing the last
12795 insn from then_bb, remove also any possible barriers that follow it.
12797 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12801 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12802 (PTRDIFF_TYPE): Likewise.
12803 (WCHAR_TYPE): Likewise.
12804 (WCHAR_TYPE_SIZE): Likewise.
12805 (STDINT_LONG32): Likewise.
12807 2016-01-12 Richard Biener <rguenther@suse.de>
12809 PR tree-optimization/69053
12810 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12811 convert initial value for cond reductions.
12813 2016-01-12 Richard Biener <rguenther@suse.de>
12815 PR tree-optimization/69007
12816 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12817 widen_sum after dot_prod and sad.
12819 2016-01-12 Richard Biener <rguenther@suse.de>
12821 PR tree-optimization/69168
12822 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12823 pattern stmt SLP type.
12824 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12825 end up unused so cope with that case.
12827 2016-01-12 Richard Biener <rguenther@suse.de>
12829 PR tree-optimization/69157
12830 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12831 stmts def type only during analyze phase.
12832 (vectorizable_call): Likewise.
12833 (vectorizable_simd_clone_call): Likewise.
12834 (vectorizable_conversion): Likewise.
12835 (vectorizable_assignment): Likewise.
12836 (vectorizable_shift): Likewise.
12837 (vectorizable_operation): Likewise.
12838 (vectorizable_store): Likewise.
12839 (vectorizable_load): Likewise.
12841 2016-01-12 Richard Biener <rguenther@suse.de>
12843 PR tree-optimization/69174
12844 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12846 (vectorizable_load): Properly compute the number of loads needed
12847 for permuted strided SLP loads and do not spuriously assign
12848 to SLP_TREE_VEC_STMTS.
12850 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12852 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12853 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12854 (MD_EXEC_PREFIX): Remove.
12855 (MD_STARTFILE_PREFIX) Removee.
12856 (FILE_NAME_ABSOLUTE_P): Remove.
12857 (CPP_SPEC): Do not read macros from sys/version.h.
12858 (LINK_COMMAND_SPEC): Remove.
12859 (LOCAL_INCLUDE_DIR): Remove.
12860 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12861 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12862 (POST_LINK_SPEC): Define to invoke stubify after linker
12863 (LIBSTDCXX): Remove define
12864 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12865 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12866 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12867 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12868 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12869 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12870 (i386_djgpp_asm_named_section): Add propotype of new procedure
12872 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12873 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12874 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
12875 in config/i386/djgpp.h).
12876 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12877 STANDARD_STARTFILE_PREFIX_1.
12878 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12879 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12880 installation errors.
12881 (MAX_OFILE_ALIGNMENT): Define to 128.
12882 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
12884 * config/i386/djgpp.c: New file. Add implementation of
12885 i386_djgpp_asm_named_section.
12887 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
12889 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
12890 Add rule for building djgpp.o.
12892 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12894 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
12895 (rtx_is_swappable_p): Reductions are swappable.
12896 (insn_is_swappable_p): V2DF reductions are swappable.
12898 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
12900 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
12901 reloads for other unsupported memory operands.
12903 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
12904 Jim Wilson <jim.wilson@linaro.org>
12907 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
12908 copy_to_mode_reg instead of force_reg.
12910 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12913 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
12914 TARGET_80387 is true.
12916 2016-01-11 Jakub Jelinek <jakub@redhat.com>
12919 * lra-eliminations.c (move_plus_up): Only move plus up
12920 if subreg of the constant can be simplified into constant
12921 and use the simplified subreg of the constant instead of
12922 the original constant.
12924 * fold-const.c (fold_convertible_p): Don't return true
12925 for conversion of VECTOR_TYPE to same sized integral type.
12926 (fold_convert_loc): Fix up formatting. Fold conversion of
12927 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
12928 instead of NOP_EXPR.
12930 PR tree-optimization/69214
12931 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
12932 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
12935 PR tree-optimization/69207
12936 * tree-vect-slp.c (vect_get_constant_vectors): For
12937 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
12938 fold_convertible_p to vector_type's element type, and always
12939 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
12941 2016-01-11 Richard Biener <rguenther@suse.de>
12943 PR tree-optimization/69173
12944 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
12945 fixup the cycle if all stmts are in a pattern.
12947 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
12949 PR middle-end/68999
12950 * alias.c (base_alias_check): Move check for addresses with
12951 alignment ANDs before the call for compare_base_decls.
12952 (memrefs_conflict_p): Return -1 for different decls
12953 that went through alignment adjustments.
12955 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12957 PR rtl-optimization/68796
12958 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
12959 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
12960 and QImode comparisons against zero with CC_NZmode.
12961 * config/aarch64/iterators.md (short_mask): New mode_attr.
12963 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
12965 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
12966 (<avx512>_store<mode>_mask): Likewise.
12968 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
12969 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12971 PR rtl-optimization/68841
12972 * ifcvt.c (struct noce_if_info): Add orig_x field.
12973 (bbs_ok_for_cmove_arith): Add to_rename parameter.
12974 Don't record conflicts on to_rename if it's present.
12975 Allow memory destinations in sets.
12976 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
12977 blocks, passing orig_x to the checks.
12978 (noce_process_if_block): Set if_info->orig_x appropriately.
12980 2016-01-11 Tom de Vries <tom@codesourcery.com>
12982 PR tree-optimization/69069
12983 * tree-parloops.c (create_parallel_loop): Add missing phi args.
12985 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
12987 PR rtl-optimization/68920
12988 * config/i386/i386.c (ix86_option_override_internal): Restrict number
12989 of conditional moves for RTL if-conversion to 1 for
12990 TARGET_ONE_IF_CONV_INSN.
12991 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
12992 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
12993 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
12994 parameter to restirct number of conditional moves for
12996 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
12997 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13000 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13003 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13004 onepart vars. Fix typo in comment. Fix reversed condition in
13006 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13009 * var-tracking.c (dump_onepart_variable_differences): New.
13010 (dataflow_set_different): If a detailed dump is requested,
13011 delay early returns and dump differences between onepart
13012 variables present before and after, and added variables.
13014 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13017 * expr.c (expand_expr_real_1): For boolean vector constants
13018 with a scalar mode use const_scalar_mask_from_tree.
13019 (const_scalar_mask_from_tree): New.
13020 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13021 assigned to a mask type to handle constants.
13023 2016-01-11 Martin Jambor <mjambor@suse.cz>
13026 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13027 useless parameters if we cannot change function signature.
13029 2016-01-11 Martin Jambor <mjambor@suse.cz>
13032 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13035 2016-01-11 Tom de Vries <tom@codesourcery.com>
13037 PR tree-optimization/69109
13038 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13041 2016-01-11 Tom de Vries <tom@codesourcery.com>
13043 PR tree-optimization/69108
13044 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13045 res is not used in a phi.
13047 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13050 * common.opt (frandom-seed): Fix parameter name.
13051 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13053 2016-01-11 Tom de Vries <tom@codesourcery.com>
13055 PR tree-optimization/69058
13056 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13059 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13061 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13062 (mcode-density): Likewise.
13064 2016-01-10 Tom de Vries <tom@codesourcery.com>
13066 PR tree-optimization/69062
13067 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13068 (parallelize_loops): Don't paralelize loop that has phi with address
13071 2016-01-10 Tom de Vries <tom@codesourcery.com>
13073 PR tree-optimization/69039
13074 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13077 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13079 PR middle-end/68743
13080 * match.pd: Require target has function_c99_misc before doing
13081 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13083 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13085 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13087 * configure: Regenerate.
13089 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13091 PR middle-end/50865
13092 PR tree-optimization/69097
13093 * fold-const.h (expr_not_equal_to): New prototype.
13094 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13095 (expr_not_equal_to): New function.
13096 * match.pd (X % -Y is the same as X % Y): Don't optimize
13097 unless X is known not to be equal to minimum or Y is known
13098 not to be equal to -1.
13099 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13100 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13101 (simplify_stmt_using_ranges): Adjust caller.
13102 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13103 substitute_and_fold.
13105 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13107 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13110 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13112 PR tree-optimization/69167
13113 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13114 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13116 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13118 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13119 Richard Biener <rguenther@suse.de>
13121 PR tree-optimization/68707
13122 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13123 instances that can be handled via vect_load_lanes.
13125 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13127 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13128 if we can't determine address equivalence.
13129 * alias.c (compare_base_decl): Update for changed return value of
13130 symtab_node::equal_address_to.
13132 2016-01-08 Jason Merrill <jason@redhat.com>
13136 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13137 * expr.c (store_field): Not here.
13138 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13139 call with TREE_ADDRESSABLE type.
13140 * tree-cfg.c (verify_gimple_call): Adjust.
13142 2016-01-08 Olivier Hainque <hainque@adacore.com>
13144 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
13147 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13149 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
13150 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
13151 (reduc_smin_v2sf): Rename to...
13152 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
13153 (reduc_splus_v2sf): Rename to...
13154 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
13156 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13158 PR tree-optimization/69162
13159 * gimplify.c (gimplify_va_arg_expr): Encode original type of
13160 valist argument in another argument.
13161 (gimplify_modify_expr): Adjust for the above change. Cleanup.
13162 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
13163 to determine the va_list type, build a MEM_REF instead of
13164 build_fold_indirect_ref.
13166 PR tree-optimization/69172
13167 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
13170 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
13172 PR tree-optimization/67781
13173 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
13174 and cmpnop in two steps: first the ones not accessed in original
13175 gimple expression in a endian independent way and then the ones not
13176 accessed in the final result in an endian-specific way.
13178 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13180 PR tree-optimization/69083
13181 * tree-vect-slp.c (vect_get_constant_vectors): For
13182 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
13183 element type. If op is fold_convertible_p to vector_type's element
13184 type, use NOP_EXPR instead of VCE.
13186 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
13188 PR rtl-optimization/67778
13189 PR rtl-optimization/68634
13190 PR rtl-optimization/68909
13191 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
13192 block from the stack until done with it. Remove a superfluous
13193 bitmap set. Remove a superfluous bitmap test.
13195 2016-01-07 Martin Sebor <msebor@redhat.com>
13198 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
13199 constraint on the type of arguments.
13201 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
13203 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
13204 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
13205 unaligned_access on the gcc_options set.
13206 * config/arm/arm.c (arm_option_override_internal): Use
13207 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
13209 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13212 * config/i386/i386.c (ix86_frame_pointer_required): Enable
13213 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
13215 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13218 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13221 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13222 depending on frame_pointer_needed before remaining integer and SSE
13223 registers are saved.
13225 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
13228 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
13230 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
13233 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
13234 Use the "xBm" constraint.
13235 (float<sseintvecmodelower><mode>2<mask_name><round_name):
13237 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
13238 (sse_cvtsi2ssq<round_name>): Likewise.
13239 (sse_cvtss2si<round_name>): Likewise.
13240 (sse_cvtss2siq<round_name>): Likewise.
13241 (sse2_cvtsi2sdq<round_name>): Likewise.
13242 (sse2_cvtsd2si<round_name>): Likewise.
13243 (sse2_cvtsd2siq<round_name>): Likewise.
13244 * config/i386/subst.md (round_nimm_scalar_predicate): New
13247 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
13249 PR middle-end/67639
13250 * varasm.c (make_decl_rtl): Mark invalid register vars as
13253 PR rtl-optimization/66206
13254 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
13255 All callers changed.
13257 2016-01-07 Jakub Jelinek <jakub@redhat.com>
13259 PR tree-optimization/69141
13260 * tree-ssa-pre.c: Include langhooks.h.
13261 (eliminate_dom_walker::before_dom_children): Use
13262 lang_hooks.decl_printable_name instead of
13263 cgraph_node::get ()->name ().
13265 PR middle-end/68960
13266 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
13267 it and DECL_ALIGN too.
13269 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
13271 * config/mips/mips-ftypes.def: Sort to lexicographical order.
13273 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13276 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13277 depending on frame_pointer_needed before remaining integer and SSE
13278 registers are saved.
13280 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13282 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13283 mode iterator with VSX_M2.
13284 (*p9_vecstore_<mode>): Likewise.
13285 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13286 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13287 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13288 (define_split for VSX_LE128 stores): Likewise.
13289 (define_peephole2 for TImode LE swaps): Likewise.
13290 (define_split for VSX_LE128 post-reload stores): Likewise.
13292 2016-01-06 Marek Polacek <polacek@redhat.com>
13295 * convert.c (convert_to_integer_1): Adjust call to
13296 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13297 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13298 EXPR instead of ARG.
13299 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13301 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13304 * doc/extend.texi (RL78 Variable Attributes): New section.
13306 2016-01-05 Marek Polacek <polacek@redhat.com>
13309 * builtins.c (get_memmodel): Use expansion point location rather than
13310 the input location. Call warning_at rather than warning.
13311 (expand_builtin_atomic_compare_exchange): Likewise.
13312 (expand_builtin_atomic_load): Likewise.
13313 (expand_builtin_atomic_store): Likewise.
13314 (expand_builtin_atomic_clear): Likewise.
13316 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13319 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13320 Replace nonimmediate_operand with vector_operand.
13321 * config/i386/predicates.md (vector_operand): New predicate.
13322 (general_vector_operand): Replace nonimmediate_operand with
13324 * config/i386/sse.md: Replace nonimmediate_operand with
13325 vector_operand and m constraint with Bm constraint on SSE
13326 patterns with 16-byte memory operand.
13327 * config/i386/subst.md (round_nimm_predicate): Replace
13328 nonimmediate_operand with vector_operand.
13329 (round_saeonly_nimm_predicate): Likewise.
13330 (round_saeonly_nimm_scalar_predicate): New.
13332 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13335 * config/i386/constraints.md (Bm): New constraint.
13336 * config/i386/predicates.md (vector_memory_operand): New
13338 * config/i386/sse.md: Replace xm with xBm in plusminus and
13339 any_logic patterns.
13341 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13344 * doc/extend.texi (V850 Function Attributes): New section.
13345 (V850 Variable Attributes): New section.
13347 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13350 * doc/extend.texi (MicroBlaze Function Attributes): Document
13351 interrupt_handler and fast_interrupt attributes.
13353 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13356 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13357 for local symbolic operands.
13358 * config/ia64/predicates.md (local_symbolic_operand64): New
13361 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13363 PR rtl-optimization/68651
13364 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13367 2016-01-05 Nathan Sidwell <nathan@acm.org>
13369 * alias.c (compare_base_decls): Use symtab_node::get.
13371 2016-01-05 Nick Clifton <nickc@redhat.com>
13374 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13375 secondary_reload_info structure.
13378 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13379 decls if weak support is available.
13381 2016-01-04 Martin Sebor <msebor@redhat.com>
13383 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13385 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13387 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13388 OPTION_MASK_P9_DFORM.
13390 * config/rs6000/constraints.md (wo constraint): New constraint for
13393 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13395 (rs6000_init_hard_regno_mode_ok): Likewise.
13397 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13400 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13401 expanders not to have constraints. Add support for ISA 3.0 xxperm
13402 instruction. Add support for fusing xxlor with xxperm.
13403 (altivec_vperm_<mode>_internal): Likewise.
13404 (altivec_vperm_v8hiv16qi): Likewise.
13405 (altivec_vperm_<mode>v16q): Likewise.
13406 (altivec_vperm_<mode>_uns): Likewise.
13407 (vperm_v8hiv4si): Likewise.
13408 (vperm_v16qiv8hi): Likewise.
13410 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13412 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13414 Update copyright years.
13416 * gcc.c (process_command): Update copyright notice dates.
13417 * gcov-dump.c (print_version): Ditto.
13418 * gcov.c (print_version): Ditto.
13419 * gcov-tool.c (print_version): Ditto.
13420 * gengtype.c (create_file): Ditto.
13421 * doc/cpp.texi: Bump @copying's copyright year.
13422 * doc/cppinternals.texi: Ditto.
13423 * doc/gcc.texi: Ditto.
13424 * doc/gccint.texi: Ditto.
13425 * doc/gcov.texi: Ditto.
13426 * doc/install.texi: Ditto.
13427 * doc/invoke.texi: Ditto.
13429 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13431 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13432 modes larger than TImode as TImode if NEON is not enabled.
13434 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13437 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13438 mode for %f0-%f31 only if TARGET_FPU.
13440 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13443 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13444 to compute the PACKED_P predicate.
13445 (function_arg_record_value): Minor tweaks.
13447 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13449 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13450 option for arm*-*-* targets.
13452 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13454 * doc/extend.texi (Common Function Attributes): Move docs for
13455 MSP430-specific attributes to....
13456 (MSP430 Function Attributes): ...here. Delete the redundant
13457 entries and copy-edit the remaining text.
13458 (MSP430 Variable Attributes): Use uniform format for index
13459 entries and add a cross-reference to the corresponding function
13462 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13464 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13466 (x86 Options): Likewise.
13468 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13472 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13473 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13474 to corresponding attribute.
13476 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13478 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13479 to correct alphabetization of table. Copy-edit and correct
13481 <stack_protect>: Likewise.
13482 <target_clones>: Likewise.
13484 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13485 Correct punctuation.
13486 (Code Gen Options) <-fno-plt>: Copy-edit.
13488 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13491 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13492 SI values. Explicitly convert SI to DI and vice-versa.
13494 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13496 PR tree-optimization/69070
13497 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13498 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13501 * ubsan.c (ubsan_instrument_float_cast): Call
13502 initialize_sanitizer_builtins.
13505 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13507 Copyright (C) 2016 Free Software Foundation, Inc.
13509 Copying and distribution of this file, with or without modification,
13510 are permitted in any medium without royalty provided the copyright
13511 notice and this notice are preserved.