1 2016-05-26 Jeff Law <law@redhat.com>
3 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4 (thread_across_edge): Remove calls to find_jump_threads_backwards.
5 * passes.def: Add jump threading passes before DOM/VRP.
6 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
7 argument to a basic block from an edge. Remove tests which are
9 (pass_data_thread_jumps, class pass_thread_jumps): New.
10 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
11 (make_pass_thread_jumps): Likewise.
12 * tree-pass.h (make_pass_thread_jumps): Declare.
14 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
16 * config/visium/visium-protos.h (split_double_move): Rename into...
17 (visium_split_double_move): ...this.
18 (visium_split_double_add): Declare.
19 * config/visium/visium.c (split_double_move): Rename into...
20 (visium_split_double_move): ...this.
21 (visium_split_double_add): New function.
22 (visium_expand_copysign): Renumber operands for consistency.
23 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
24 (DFmode move splitter): Likewise.
25 (*addi3_insn): Split by means of visium_split_double_add.
26 (*adddi3_insn_flags): Delete.
27 (*plus_plus_sltu<subst_arith>): New insn.
28 (*subdi3_insn): Split by means of visium_split_double_add.
29 (subdi3_insn_flags): Delete.
30 (*minus_minus_sltu<subst_arith>): New insn.
31 (*negdi2_insn): Split by means of visium_split_double_add.
32 (*negdi2_insn_flags): Delete.
34 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
36 * configure.ac: Treat a --with-headers option without argument
37 the same as the default (i.e. consult sys-include directory).
38 * configure: Regenerate.
40 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
42 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
43 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
45 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
46 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
48 2016-05-27 Jiong Wang <jiong.wang@arm.com>
51 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
52 tree-stdarg analysis results.
53 (aarch64_setup_incoming_varargs): Likewise.
55 2016-05-27 Jiong Wang <jiong.wang@arm.com>
57 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
58 va_list_gpr_counter_field and va_list_fpr_counter_field.
60 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
63 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
64 * config/aarch64/aarch64.c
65 (aarch64_cannot_change_mode_class): Remove function.
66 * config/aarch64/aarch64-protos.h
67 (aarch64_cannot_change_mode_class): Remove.
69 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
71 * cfgloop.c (record_niter_bound): Record likely upper bounds.
72 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
73 get_likely_max_loop_iterations_int): New.
74 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
75 any_likely_upper_bound.
76 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
78 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
79 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
81 (unroll_loop_constant_iterations): Likewise.
82 (unroll_loop_runtime_iterations): Likewise.
83 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
84 * lto-streamer-out.c (output_cfg): Likewise.
85 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
87 (canonicalize_loop_induction_variables): Dump likely upper bounds.
88 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
89 (likely_max_loop_iterations): New.
90 (likely_max_loop_iterations_int): New.
91 (likely_max_stmt_executions): New.
92 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
93 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
94 likely_max_stmt_executions): Declare.
96 2016-05-27 Marek Polacek <polacek@redhat.com>
99 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
101 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
103 * config/s390/s390.md (2x risbg splitters): Use
104 reg_overlap_mentioned_p instead of rtx_equal_p.
106 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
108 * combine.c (make_compound_operation): Take known zero bits into
109 account when checking for possible zero_extend.
111 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
113 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
114 Use const_int_operand for operand 2 predicate. Simplify expand code
117 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
120 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
123 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
125 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
126 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
127 that returns CC_SESWPmode and CC_ZESWPmode.
128 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
130 (aarch64_rtx_costs): Likewise.
132 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
134 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
135 for ISA 3.0 min/max support.
136 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
137 conditional move support.
138 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
139 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
141 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
142 conditional moves where the comparison type is different from move
144 (fp_minmax): New code iterator for smin/smax.
145 (minmax): New code attributes for min/max.
147 (smax<mode>3): Combine min, max insns into one insn using the
148 fp_minmax code iterator. Add support for ISA 3.0 min/max
149 instructions that don't need -ffast-math.
150 (s<minmax><mode>3): Likewise.
151 (smax<mode>3_vsx): Likewise.
152 (smin<mode>3): Likewise.
153 (s<minmax><mode>3_vsx): Likewise.
154 (smin<mode>3_vsx): Likewise.
155 (pre-VSX min/max splitters): Likewise.
156 (s<minmax><mode>3_fpr): Likewise.
157 (movsfcc): Rewrite floating point conditional moves to combine
158 SFmode/DFmode into a single insn.
159 (mov<mode>cc): Likewise.
161 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
162 SFDF2 iterators to handle all combinations.
163 (fseldfsf4): Likewise.
164 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
165 (fseldfdf4): Likewise.
166 (fselsfdf4): Likewise.
167 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
168 comparison instructions that set a 0/-1 mask, and use it for
169 floating point conditional move via XXSEL.
170 (fpmask<mode>): Likewise.
171 (xxsel<mode>): Likewise.
172 * config/rs6000/predicates.md (min_max_operator): Delete, no
174 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
175 instructions that generate a 0/-1 mask for use with XXSEL.
176 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
177 say whether floating point min/max is available, either through
178 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
179 (TARGET_MINMAX_DF): Likewise.
181 2016-05-27 Alan Modra <amodra@gmail.com>
183 PR rtl-optimization/71275
184 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
185 for update_equiv_regs and combine_and_move_insns.
187 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
189 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
190 if_then_else or cond RTXes to calculate attribute value.
191 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
192 <attr "length_immediate>: Ditto.
193 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
194 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
195 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
196 <attr "type">: Ditto.
197 <attr "prefix_data16">: Ditto.
198 <attr "prefix_extra">: Ditto.
199 <attr "length_immediate">: Ditto.
200 <attr "prefix">: Ditto.
201 (vec_set<mode>_0) <attr "isa">: Ditto.
202 <attr "prefix_extra">: Ditto.
203 <attr "length_immediate">: Ditto.
204 <attr "prefix">: Ditto.
205 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
206 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
207 (sse2_storelpd) <attr "prefix_data16">: Ditto.
208 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
209 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
210 <attr "length_immediate">: Ditto.
211 <attr "prefix">: Ditto.
212 (sse2_movsd) <attr "length_immediate">: Ditto.
213 <attr "prefix">: Ditto.
214 (vec_concatv2df) <attr "isa">: Ditto.
215 <attr "prefix">: Ditto.
216 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
217 (*vec_extractv2di_1) <attr "isa">: Ditto.
218 <attr "type">: Ditto.
219 <attr "length_immediate">: Ditto.
220 <attr "prefix_rex">: Ditto.
221 <attr "prefix_extra">: Ditto.
222 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
223 <attr "prefix_extra">: Ditto.
224 <attr "length_immediate">: Ditto.
225 (vec_concatv2di) <attr "isa">: Ditto.
226 <attr "prefix_extra">: Ditto.
227 <attr "length_immediate">: Ditto.
228 <attr "prefix">: Ditto.
230 2016-05-26 Martin Liska <mliska@suse.cz>
232 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
234 (operator+): Likewise.
235 (operator-): Likewise.
236 (comp_cost::operator+=): Likewise.
237 (comp_cost::operator-=): Likewise.
238 (comp_cost::operator/=): Likewise.
239 (comp_cost::operator*=): Likewise.
240 (operator<): Likewise.
241 (operator==): Likewise.
242 (operator<=): Likewise.
244 (infinite_cost_p): Likewise.
245 (add_costs): Likewise.
246 (sub_costs): Likewise.
247 (compare_costs): Likewise.
248 (set_group_iv_cost): Use the newly introduced functions.
249 (get_address_cost): Likewise.
250 (get_shiftadd_cost): Likewise.
251 (force_expr_to_var_cost): Likewise.
252 (split_address_cost): Likewise.
253 (ptr_difference_cost): Likewise.
254 (difference_cost): Likewise.
255 (get_computation_cost_at): Likewise.
256 (determine_group_iv_cost_generic): Likewise.
257 (determine_group_iv_cost_address): Likewise.
258 (determine_group_iv_cost_cond): Likewise.
259 (autoinc_possible_for_pair): Likewise.
260 (determine_group_iv_costs): Likewise.
261 (cheaper_cost_pair): Likewise.
262 (iv_ca_recount_cost): Likewise.
263 (iv_ca_set_no_cp): Likewise.
264 (iv_ca_set_cp): Likewise.
265 (iv_ca_cost): Likewise.
266 (iv_ca_new): Likewise.
267 (iv_ca_dump): Likewise.
268 (iv_ca_narrow): Likewise.
269 (iv_ca_prune): Likewise.
270 (iv_ca_replace): Likewise.
271 (try_add_cand_for): Likewise.
272 (try_improve_iv_set): Likewise.
273 (find_optimal_iv_set): Likewise.
275 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
277 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
278 that internal functions will clobber all caller-saved registers.
280 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
282 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
283 Return a better case_values_threshold when optimizing.
285 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
287 * config/aarch64/aarch64-simd.md (aarch64_combinez):
288 Add ? to integer variant.
289 (aarch64_combinez_be): Likewise.
291 2016-05-26 Jakub Jelinek <jakub@redhat.com>
293 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
294 instead of x constraint.
295 (vcvtps2ph256<mask_name>): Likewise.
297 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
298 alternative. Formatting fix.
301 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
303 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
304 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
305 maybe_evex prefix instead of vex.
306 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
307 EXT_REX_SSE_REG_P (op0) case in the splitter.
309 2016-05-25 Jeff Law <law@redhat.com>
311 PR tree-optimization/71272
312 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
313 Update comments. Add test for empty path.
315 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
317 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
318 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
319 special case builtin.
320 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
321 code for ALTIVEC_BUILTIN_VEC_CMPNE.
322 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
323 for __builtin_vec_cmpne.
325 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
327 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
328 redundant test and bail out if the type of the new operand is not
329 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
331 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
333 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
334 (x_ix86_target_flags_explicit): Remove.
335 * config/i386/i386.c (ix86_function_specific_save): Do not copy
336 x_ix86_target_flags_explicit.
337 (ix86_function_specific_restore): Ditto.
339 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
340 H.J. Lu <hongjiu.lu@intel.com>
343 * common/config/i386/i386-common.c
344 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
345 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
346 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
347 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
348 (-mgeneral-regs-only): Add new option.
349 * config/i386/i386.c (ix86_option_override_internal): Don't enable
350 x87 instructions if only general registers are allowed.
351 (ix86_target_string): Add ix86_flags argument. Handle additional
352 flags options through ix86_flags argument. Update all callers.
353 * doc/invoke.texi: Document -mgeneral-regs-only.
355 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
357 PR rtl-optimization/66940
358 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
359 decrementing desired_val will not overflow before performing these
362 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
364 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
365 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
366 * config/i386/i386.c (enum ix86_builtins): Add
367 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
368 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
369 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
370 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
371 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
372 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
373 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
374 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
375 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
376 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
377 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
378 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
379 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
380 __builtin_ia32_cvtps2dq512_mask.
381 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
382 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
383 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
385 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
387 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
388 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
390 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
391 (avx512f_vec_pack_sfix_v8df): New define_expand.
392 (avx512f_roundpd512): Rename to ...
393 (avx512f_round<castmode>512): ... this. Change iterator.
394 (avx512f_roundps512_sfix): New define_expand.
395 (round<mode>2_sfix): Change iterator.
397 2016-05-25 Nick Clifton <nickc@redhat.com>
399 * config/msp430/msp430.c (msp430_attr): Produce an error if a
400 static interrupt handler is detected.
401 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
402 default linker script.
403 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
404 the low part of a symbolic pointer.
406 2016-05-25 Richard Biener <rguenther@suse.de>
408 PR tree-optimization/71261
409 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
410 interesting stmt instead of immediate uses when looking
411 for the use operand to replace.
413 2016-05-25 Martin Liska <mliska@suse.cz>
415 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
417 2016-05-25 Richard Biener <rguenther@suse.de>
419 PR tree-optimization/71264
420 * tree-vect-stmts.c (vect_init_vector): Properly deal with
423 2016-05-25 Martin Liska <mliska@suse.cz>
425 PR tree-optimization/71239
426 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
427 if DECL_SIZE is NULL.
429 2016-05-25 Richard Biener <rguenther@suse.de>
431 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
432 * tree-if-conv.c (pass_data_if_conversion): Use it.
434 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
436 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
437 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
438 * varpool.c (varpool_node::get_availability): Likewise.
440 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
442 * config/rs6000/altivec.md (VNEG iterator): New iterator for
443 VNEGW/VNEGD instructions.
444 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
445 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
446 support for ISA 3.0 VNEGW/VNEGD instructions.
448 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
450 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
451 pointers inside OACC_DATA regions.
452 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
453 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
454 (gimplify_adjust_omp_clauses): Fix typo in comment.
456 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
458 * config/rs6000/altivec.md (VParity): New mode iterator for vector
459 parity built-in functions.
460 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
462 (p9v_parity<mode>2): Likewise.
463 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
465 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
466 (parity<mode>2): ISA 3.0 expander for vector parity.
467 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
469 (BU_P9_64BIT_MISC_0): Likewise.
470 (BU_P9_MISC_0): Likewise.
471 (BU_P9V_AV_1): Likewise.
472 (BU_P9V_AV_2): Likewise.
473 (BU_P9V_AV_3): Likewise.
474 (BU_P9V_AV_P): Likewise.
475 (BU_P9V_VSX_1): Likewise.
476 (BU_P9V_OVERLOAD_1): Likewise.
477 (BU_P9V_OVERLOAD_2): Likewise.
478 (BU_P9V_OVERLOAD_3): Likewise.
479 (VCTZB): Add vector count trailing zeros support.
483 (VPRTYBD): Add vector parity support.
486 (VCTZ): Add overloaded vector count trailing zeros support.
487 (VPRTYB): Add overloaded vector parity support.
488 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
489 overloaded vector count trailing zeros and parity instructions.
490 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
491 vector parity support.
492 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
493 trailing zeros support.
494 (vec_cntlz): Likewise.
495 (vec_vctzb): Likewise.
496 (vec_vctzd): Likewise.
497 (vec_vctzh): Likewise.
498 (vec_vctzw): Likewise.
499 (vec_vprtyb): Add ISA 3.0 vector parity support.
500 (vec_vprtybd): Likewise.
501 (vec_vprtybw): Likewise.
502 (vec_vprtybq): Likewise.
503 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
504 the ISA 3.0 vector count trailing zeros and vector parity built-in
507 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
509 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
510 when there is stmt_to_insert.
512 2016-05-24 Martin Sebor <msebor@redhat.com>
515 * tree.h (complete_or_array_type_p): New inline function.
517 2016-05-24 Jakub Jelinek <jakub@redhat.com>
519 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
520 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
521 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
523 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
524 Limit 1st alternative to noavx isa, split 2nd alternative into one
525 noavx and one avx alternative, use *x and Bm in the former and
526 x and m in the latter.
528 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
529 of sse4 for the first alternative, drop %v from the template
530 and d operand modifier. Split second alternative into one sse4_noavx
531 and one avx alternative, use *x instead of *v in the former and v
532 instead of *v in the latter.
533 (*sse4_1_extractps): Use noavx isa instead of * for the first
534 alternative, drop %v from the template. Split second alternative into
535 one noavx and one avx alternative, use *x instead of *v in the
536 former and v instead of *v in the latter.
537 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
538 with noavx and the last one with avx.
539 (sse4_1_phminposuw): Guard first alternative with noavx isa,
540 split the second one into one noavx and one avx alternative,
541 use *x and Bm in the former and x and m in the latter one.
542 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
545 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
546 first two alternatives to noavx, use *x instead of *v in the second
547 one, add avx alternative without *.
548 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
549 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
550 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
552 2016-05-24 Jeff Law <law@redhat.com>
554 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
555 New function, extracted from...
556 (fsm_find_control_statement_thread_paths): Here. Use the new function.
557 Allow simple copies and constant initializations in the SSA chain.
559 2016-05-24 Marek Polacek <polacek@redhat.com>
562 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
565 2016-05-24 Jakub Jelinek <jakub@redhat.com>
568 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
569 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
570 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
571 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
572 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
574 2016-05-24 Richard Biener <rguenther@suse.de>
576 PR tree-optimization/71240
577 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
580 2016-05-24 Richard Biener <rguenther@suse.de>
582 PR tree-optimization/71230
583 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
585 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
587 * tree-vectorizer.h (vectorizable_comparison): Delete.
588 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
590 * tree-vect-stmts.c (vectorizable_call): Likewise.
591 (vectorizable_simd_clone_call): Likewise.
592 (vectorizable_conversion): Likewise.
593 (vectorizable_assignment): Likewise.
594 (vectorizable_shift): Likewise.
595 (vectorizable_operation): Likewise.
596 (vectorizable_load): Likewise.
597 (vectorizable_condition): Likewise.
598 (vectorizable_store): Likewise. Assert that we don't have
600 (vectorizable_comparison): Make static. Remove redundant
602 (vect_transform_stmt): Assert that we always have an slp_node
605 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
607 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
608 operands[2] against 1 with comparison against CONST1_RTX.
609 (<shift>di3_neon): Likewise.
610 * config/arm/predicates.md (const0_operand): Replace with comparison
613 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
615 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
616 operands[2] against 1 with comparison against CONST1_RTX.
619 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
624 (define_split above *compareqi_eq0): Likewise.
625 (define_split above "prologue"): Likewise.
626 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
627 * config/arm/predicates.md (shift_operator): Likewise.
628 (shift_nomul_operator): Likewise.
629 (sat_shift_operator): Likewise.
630 (thumb1_cmp_operand): Likewise.
631 (const_neon_scalar_shift_amount_operand): Replace manual range
633 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
634 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
636 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
638 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
639 with HOST_WIDE_INT_1.
641 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
642 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
643 (arm_canonicalize_comparison): Likewise.
644 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
646 (thumb1_size_rtx_costs): Likewise.
647 (vfp_const_double_index): Replace cast of 1 to unsigned
648 HOST_WIDE_INT with HOST_WIDE_INT_1U.
649 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
651 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
652 HOST_WIDE_INT with HOST_WIDE_INT_1U.
653 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
654 HOST_WIDE_INT with HOST_WIDE_INT_1.
656 2016-05-24 Marek Polacek <polacek@redhat.com>
658 * tree-cfg.h (should_remove_lhs_p): New predicate.
659 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
660 * gimplify.c (gimplify_modify_expr): Likewise.
661 * tree-cfg.c (verify_gimple_call): Likewise.
662 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
663 * gimple-fold.c: Include "tree-cfg.h".
664 (gimple_fold_call): Use should_remove_lhs_p.
666 2016-05-24 Richard Biener <rguenther@suse.de>
668 PR tree-optimization/71253
669 * cfganal.h (control_dependences): Make robust against edge
671 (control_dependences::control_dependences): Remove edge_list argument.
672 (control_dependences::get_edge): Remove.
673 (control_dependences::get_edge_src): Add.
674 (control_dependences::get_edge_dest): Likewise.
675 (control_dependences::m_el): Make a vector of edge src/dest index.
676 * cfganal.c (control_dependences::find_control_dependence): Adjust.
677 (control_dependences::control_dependences): Likewise.
678 (control_dependences::~control_dependence): Likewise.
679 (control_dependences::get_edge): Remove.
680 (control_dependences::get_edge_src): Add.
681 (control_dependences::get_edge_dest): Likewise.
682 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
684 (perform_tree_ssa_dce): Adjust.
685 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
687 (pass_loop_distribution::execute): Adjust. Do loop destroying
688 conditional on changed.
690 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
693 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
694 return. Reindent transformation comment and mention the ARM state
697 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
700 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
701 after build_and_add_sum creates new use stmt.
703 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
705 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
706 load_lanes/grouped_load classification comes first. Don't check
707 whether the vectorization factor is a multiple of the group size
710 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
712 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
713 GROUP_GAP for single-element interleaving.
714 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
717 2016-05-24 Richard Biener <rguenther@suse.de>
721 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
722 bases which are accessed with non-invariant indices.
723 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
724 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
726 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
729 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
730 (add_to_ops_vec): Add stmt_to_insert.
731 (add_repeat_to_ops_vec): Init stmt_to_insert.
732 (insert_stmt_before_use): New.
733 (transform_add_to_multiply): Remove mult_stmt insertion and add it
735 (get_ops): Init stmt_to_insert.
736 (maybe_optimize_range_tests): Likewise.
737 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
738 (rewrite_expr_tree_parallel): Likewise.
739 (reassociate_bb): Likewise.
741 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
744 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
745 ISA 3.0 xxperm fusion alternative.
746 (altivec_vperm_v8hiv16qi): Likewise.
747 (altivec_vperm_<mode>_uns_internal): Likewise.
748 (vperm_v8hiv4si): Likewise.
749 (vperm_v16qiv8hi): Likewise.
751 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
752 Kelvin Nilsen <kelvin@gcc.gnu.org>
754 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
755 vpermr/xxpermr on ISA 3.0.
756 (altivec_expand_vec_perm_le): Likewise.
757 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
758 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
761 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
763 * config/i386/i386.h (IS_STACK_MODE): Enable for
764 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
765 SSE_FLOAT_MODE_P macros.
766 * config/i386/i386.c (ix86_preferred_reload_class): Use
767 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
768 Cleanup regclass processing for CONST_DOUBLE_P.
769 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
770 (ix86_rtx_costs): Remove redundant TARGET_80387 check
771 with IS_STACK_MODE macro.
772 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
774 (*movdf_internal): Use IS_STACK_MODE macro.
775 (*movsf_internal): Ditto.
777 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
779 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
780 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
782 2016-05-23 Jeff Law <law@redhat.com>
784 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
786 (fsm_find_control_statement_thread_paths): Call it.
788 2016-05-23 Martin Jambor <mjambor@suse.cz>
791 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
792 from_global_constant if t is not NULL.
794 2016-05-23 Marek Polacek <polacek@redhat.com>
797 * common.opt (Wswitch-unreachable): New option.
798 * doc/invoke.texi: Document -Wswitch-unreachable.
799 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
802 2016-05-23 Bin Cheng <bin.cheng@arm.com>
804 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
805 TMR_INDEX is non-NULL.
807 2016-05-23 Richard Biener <rguenther@suse.de>
809 PR tree-optimization/71230
810 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
811 (try_special_add_to_ops): ... here. Always test for single-use.
813 2016-05-23 Martin Jambor <mjambor@suse.cz>
815 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
816 default block if a PHI node in the original one would be resized.
818 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
820 PR tree-optimization/58135
821 * tree-vect-slp.c: When group size is not multiple
822 of vector size, allow splitting of store group at
825 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
827 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
829 2016-05-22 Jakub Jelinek <jakub@redhat.com>
831 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
832 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
833 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
836 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
837 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
838 v constraint instead of x and vinserti32x4 insn.
840 * config/i386/sse.md (i128vldq): New mode iterator.
841 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
842 avx512dq and avx512vl alternatives.
844 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
845 constraint, use maybe_evex prefix instead of vex.
846 (vec_dupv4sf): Use v constraint instead of x for output
847 operand except for noavx alternative, use Yv constraint
848 instead of x for input. Use maybe_evex prefix instead of vex.
849 (*vec_dupv4si): Likewise.
850 (*vec_dupv2di): Likewise.
852 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
855 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
856 (linearize_expr_tree): Call try_special_add_to_ops.
857 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
859 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
861 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
862 to computed stack_usage.
864 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
867 * config/avr/avr.md (define_expand "mov<mode>"): If the source
868 operand is subreg (symbol_ref) then move the symbol ref to register.
870 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
872 * tree.c (array_at_struct_end_p): Look through MEM_REF.
874 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
877 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
880 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
882 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
883 ranges by calling get_single_symbol and tidy up. Look more closely
884 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
886 2016-05-20 Jeff Law <law@redhat.com>
888 * bitmap.c (bitmap_find_bit): Remove useless test.
890 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
892 * function.c (thread_prologue_and_epilogue_insns): Commit the
893 insertion of the epilogue.
895 2016-05-20 Martin Jambor <mjambor@suse.cz>
897 PR tree-optimization/70884
898 * tree-sra.c (initialize_constant_pool_replacements): Do not check
899 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
900 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
901 of constant pool data as a reason for scalarization.
903 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
905 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
907 (thumb1_expand_prologue): Likewise.
909 2016-05-20 Nathan Sidwell <nathan@acm.org>
911 * config/nvptx/nptx.c (nvptx_option_override): Only set
912 flag_toplevel_reorder, if not explicitly specified. Set
913 flag_no_common, unless explicitly specified.
915 2016-05-20 David Malcolm <dmalcolm@redhat.com>
917 * calls.c (can_implement_as_sibling_call_p): Mark param
918 reg_parm_stack_space with ATTRIBUTE_UNUSED.
920 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
922 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
923 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
924 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
926 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
927 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
930 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
932 * config/nvptx/nvptx.md (sincossf3): New pattern.
934 2016-05-20 David Malcolm <dmalcolm@redhat.com>
936 * calls.c (maybe_complain_about_tail_call): New function.
937 (initialize_argument_information): Call
938 maybe_complain_about_tail_call when clearing *may_tailcall.
939 (can_implement_as_sibling_call_p): Call
940 maybe_complain_about_tail_call when returning false.
941 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
942 ensure try_tail_call is set. Call maybe_complain_about_tail_call
943 if tail-call optimization fails.
944 * cfgexpand.c (expand_call_stmt): Initialize
945 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
946 * gimple-pretty-print.c (dump_gimple_call): Dump
947 gimple_call_must_tail_p.
948 * gimple.c (gimple_build_call_from_tree): Call
949 gimple_call_set_must_tail with the value of
950 CALL_EXPR_MUST_TAIL_CALL.
951 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
952 (gimple_call_set_must_tail): New function.
953 (gimple_call_must_tail_p): New function.
954 * print-tree.c (print_node): Update printing of TREE_STATIC
955 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
956 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
957 trailing comment listing applicable flags.
958 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
960 2016-05-20 David Malcolm <dmalcolm@redhat.com>
962 * calls.c (expand_call): Move "Rest of purposes for tail call
963 optimizations to fail" to...
964 (can_implement_as_sibling_call_p): ...this new function, and
965 split into multiple "if" statements.
967 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
969 * cfgloop.h (expected_loop_iterations_unbounded,
970 expected_loop_iterations): Unconstify.
971 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
972 profile with known upper bound; return 3 when profile is absent.
973 (expected_loop_iterations): Update.
975 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
977 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
978 and get_max_loop_iterations_int.
980 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
982 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
983 realistic upper bounds here.
985 2016-05-20 Jakub Jelinek <jakub@redhat.com>
988 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
989 calls if the LHS is variable length or has addressable type.
990 If targets[0]->decl is a noreturn call with void return type and
991 zero arguments, adjust fntype and remove lhs in that case.
993 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
995 PR tree-optimization/71079
996 PR tree-optimization/71206
997 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
999 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1001 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
1002 (get_vec_alignment_for_array_decl): Likewise.
1003 (get_vec_alignment_for_record_decl): Likewise.
1004 (increase_alignment::execute): Move code to find alignment to
1005 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
1006 (type_align_map): New hash_map.
1008 2016-05-20 Richard Guenther <rguenther@suse.de>
1010 PR tree-optimization/29756
1011 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
1012 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
1013 * fold-const.c (operand_equal_p): Likewise.
1014 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
1015 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
1016 * tree-inline.c (estimate_operator_cost): Likewise.
1017 * tree-pretty-print.c (dump_generic_node): Likewise.
1018 * tree-ssa-operands.c (get_expr_operands): Likewise.
1019 * cfgexpand.c (expand_debug_expr): Likewise.
1020 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
1021 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
1022 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
1023 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
1024 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
1025 (execute_update_addresses_taken): Do it.
1027 2016-05-20 Richard Biener <rguenther@suse.de>
1029 PR tree-optimization/71185
1030 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
1031 register operations.
1033 2016-05-20 Richard Biener <rguenther@suse.de>
1035 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
1036 gimple_seq_add_seq_without_update.
1037 (release_bb_predicate): Assert we have no operands to free.
1038 (if_convertible_loop_p_1): Calculate post dominators later.
1039 Do not free BB predicates here.
1040 (combine_blocks): Do not recompute BB predicates.
1041 (version_loop_for_if_conversion): Save BB predicates around
1044 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1046 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
1047 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
1048 code. Ignore sibcalls on EDGE_IGNORE edges.
1049 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
1050 on edges for sibcalls that run without prologue. The rest of the
1051 function is combined from...
1052 (fix_fake_fallthrough_edge): ... this, and ...
1053 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1054 function argument, make it a local variable.
1056 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1058 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1059 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1060 for 32-bit mode and SEH for 64-bit.
1061 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1062 TARGET_64BIT_DEFAULT.
1064 2016-05-19 Ryan Burn <contact@rnburn.com>
1066 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1067 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1069 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1071 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1072 force pending loads from memory.
1074 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1076 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1077 (UNSPEC_DARN_32): New unspec constant.
1078 (UNSPEC_DARN_RAW): New unspec constant.
1079 (darn_32): New instruction.
1080 (darn_raw): New instruction.
1081 (darn): New instruction.
1082 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1083 support and documentation for this macro.
1084 (BU_P9_MISC_1): New macro definition.
1085 (BU_P9_64BIT_MISC_0): New macro definition.
1086 (BU_P9_MISC_0): New macro definition.
1087 (darn_32): New builtin definition.
1088 (darn_raw): New builtin definition.
1089 (darn): New builtin definition.
1090 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1091 RS6000_BUILTIN_0 directives to surround each occurrence of
1092 #include "rs6000-builtin.def".
1093 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1094 RS6000_BTM_64BIT flags to the returned mask, depending on
1096 (def_builtin): Correct an error in the assignments made to the
1097 debugging variable attr_string.
1098 (rs6000_expand_builtin): Add support for no-operand built-in
1100 (builtin_function_type): Remove fatal_error assertion that is no
1102 (rs6000_common_init_builtins): Add support for no-operand built-in
1104 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1106 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1108 (RS6000_BTM_64BIT): New macro definition.
1109 * doc/extend.texi: Document __builtin_darn (void),
1110 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1113 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1115 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1116 max_loop_iterations_int.
1118 2016-05-19 Marek Polacek <polacek@redhat.com>
1120 PR tree-optimization/71031
1121 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1122 condition and adjust the code a bit.
1124 2016-05-19 Martin Liska <mliska@suse.cz>
1126 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1127 auto_vec instead of vec.
1129 2016-05-19 Martin Liska <mliska@suse.cz>
1131 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1133 2016-05-19 Martin Liska <mliska@suse.cz>
1135 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1137 2016-05-19 Martin Liska <mliska@suse.cz>
1139 * ipa-pure-const.c (set_function_state): Remove an existing
1141 (remove_node_data): Do not free it as it's released
1142 in set_function_state.
1144 2016-05-19 Martin Liska <mliska@suse.cz>
1146 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1149 2016-05-19 Martin Liska <mliska@suse.cz>
1151 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1153 2016-05-19 Martin Liska <mliska@suse.cz>
1155 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1156 an auto_vec instead of re-creating it.
1158 2016-05-19 Martin Liska <mliska@suse.cz>
1160 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1161 auto_vec instead of vec.
1163 2016-05-19 Martin Liska <mliska@suse.cz>
1165 * lto-section-in.c (lto_get_section_data): Call
1166 lto_check_version with additional argument.
1167 * lto-streamer.c (lto_check_version): Add new argument.
1168 * lto-streamer.h (lto_check_version): Likewise.
1170 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1172 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1173 Don't add cost of inner memory when handling sign-extended loads.
1175 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1177 PR rtl-optimization/71148
1178 * cse.c (cse_main): Free dominance info.
1179 (rest_of_handle_cse): Don't free dominance info.
1180 (rest_of_handle_cse2): Likewise.
1181 (rest_of_handle_cse_after_global_opts): Likewise.
1183 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1186 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1187 NULL_TREE early if NEON is not available. Remove now redundant check
1188 in ARM_CHECK_BUILTIN_MODE.
1190 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1193 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1194 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1195 * doc/cpp.texi: Document new macros.
1197 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1199 PR tree-optimization/69848
1200 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1201 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1203 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1205 * function.c (thread_prologue_and_epilogue_insn): Move the
1206 "goto epilogue_done" one block later.
1208 2016-05-19 Richard Biener <rguenther@suse.de>
1210 PR tree-optimization/70729
1211 * passes.def: Move LIM pass before PRE. Remove no longer
1212 required copyprop and move first DCE out of the loop pipeline.
1214 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1217 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1218 (OBJS-libcommon-target): ...here.
1219 * opts-common.c: Include spellcheck.h.
1220 (cmdline_handle_error): Build a vec of valid options and use it
1221 to suggest provide hints for misspelled arguments.
1223 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1226 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1227 lhs if it has TREE_ADDRESSABLE type.
1229 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1232 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1233 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1235 2016-05-18 Martin Jambor <mjambor@suse.cz>
1238 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1239 input for NOP_EXPR pass-through functions.
1240 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1241 aggregate global constant VAR_DECLs in constant jump functions.
1243 2016-05-18 Martin Jambor <mjambor@suse.cz>
1246 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1247 from TREE_READONLY parameters.
1249 2016-05-18 Martin Jambor <mjambor@suse.cz>
1252 * cgraph.h (cgraph_indirect_call_info): New field
1253 guaranteed_unmodified.
1254 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1255 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1257 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1258 pass the parameter value to ipa_find_agg_cst_for_param.
1259 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1260 guaranteed_unmodified, store AA results there instead of bailing out
1262 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
1263 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
1264 (find_constructor_constant_at_offset): New function.
1265 (ipa_find_agg_cst_from_init): Likewise.
1266 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
1267 static initializers of contants, report back through a new paameter
1268 from_global_constant if that was the case.
1269 (try_make_edge_direct_simple_call): Also pass parameter value to
1270 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1272 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
1273 (ipa_read_indirect_edge_info): Likewise.
1274 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
1275 (ipa_load_from_parm_agg): Likewise.
1277 2016-05-18 Jiong Wang <jiong.wang@arm.com>
1279 PR rtl-optimization/71150
1280 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
1283 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1286 * config/rs6000/constraints.md (wE constraint): New constraint
1287 for a vector constant that can be loaded with XXSPLTIB.
1288 (wM constraint): New constraint for a vector constant of a 1's.
1289 (wS constraint): New constraint for a vector constant that can be
1290 loaded with XXSPLTIB and a vector sign extend instruction.
1291 * config/rs6000/predicates.md (xxspltib_constant_split): New
1292 predicates for wE/wS constraints.
1293 (xxspltib_constant_nosplit): Likewise.
1294 (easy_vector_constant): Add support for constants that can be
1295 loaded via XXSPLTIB.
1296 (all_ones_constant): New predicate for vector constant with all
1298 (splat_input_operand): Add support for ISA 3.0 word splat operations.
1299 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
1300 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
1301 instruction and possibly with a sign extension.
1302 (output_vec_const_move): Add support for XXSPLTIB. If we are
1303 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
1304 instead of XXLXOR/XXLORC.
1305 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
1307 (rs6000_legitimize_reload_address): Likewise.
1308 (rs6000_output_move_128bit): Use output_vec_const_move to emit
1310 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
1311 combine VSX_M and VSX_M2 into one iterator.
1313 (VSINT_84): New iterators for loading constants with XXSPLTIB.
1314 (VSINT_842): Likewise.
1315 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
1316 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
1317 XXSPLTIB instruction.
1318 (xxspltib_<mode>_nosplit): Likewise.
1319 (xxspltib_<mode>_split): New insn to load up constants with
1320 XXSPLTIB and a sign extend instruction.
1321 (vsx_mov<mode>): Replace single move that handled all vector types
1322 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
1323 moves (when -mvsx-timode is in effect) into the main vector
1324 moves. Eliminate separate moves for <VSr> <VSa>, where the
1325 preferred register class (<VSr>) is listed first, and the
1326 secondary register class (<VSa>) is listed second with a '?' to
1327 discourage use. Prefer loading 0/-1 in any VSX register for ISA
1328 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
1329 that if the register was involved in a slow operation, the
1330 clear/set operation does not wait for the slow operation to
1331 finish. Adjust the length attributes for 32-bit mode. Use
1332 rs6000_output_move_128bit and drop the use of the string
1333 instructions for 32-bit movti when -mvsx-timode is in effect. Use
1334 spacing so that the alternatives and attributes don't generate
1335 long lines, and put things in columns, so that it is easier to
1336 match up the operands and attributes with the insn alternatives.
1337 (vsx_mov<mode>_64bit): Likewise.
1338 (vsx_mov<mode>_32bit): Likewise.
1339 (vsx_movti_64bit): Fold movti into normal vector moves.
1340 (vsx_movti_32bit): Likewise.
1341 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
1343 (vsx_splat_v4si_internal): Likewise.
1344 (vsx_splat_v4sf_internal): Likewise.
1345 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
1346 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
1347 extend vector elements.
1348 (vsx_sign_extend_hi_<mode>): Likewise.
1349 (vsx_sign_extend_si_v2di): Likewise.
1350 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
1352 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
1353 constraints. Add trailing period to wL documentation.
1355 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
1358 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
1359 * tree-dfa.c (replace_abnormal_ssa_names): New function.
1360 * tree-call-cdce.c: Include tree-dfa.h.
1361 (can_guard_call_p): New function, extracted from...
1362 (can_use_internal_fn): ...here.
1363 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
1365 (shrink_wrap_one_built_in_call): Likewise.
1366 (use_internal_fn): Likewise.
1367 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
1368 and return void. Call replace_abnormal_ssa_names.
1369 (pass_call_cdce::execute): Check can_guard_call_p during the
1370 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
1371 will always change something.
1373 2016-05-18 Martin Jambor <mjambor@suse.cz>
1376 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
1377 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
1379 2016-05-18 Martin Jambor <mjambor@suse.cz>
1382 * ipa-inline.h (condition): New field size.
1383 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
1384 for comaprison and store it into the new condition.
1385 (evaluate_conditions_for_known_args): Use condition size to check
1386 access sizes for all but CHANGED conditions.
1387 (unmodified_parm_1): New parameter size_p, store access size into it.
1388 (unmodified_parm): Likewise.
1389 (unmodified_parm_or_parm_agg_item): Likewise.
1390 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
1391 (set_cond_stmt_execution_predicate): Extract access sizes and store
1393 (set_switch_stmt_execution_predicate): Likewise.
1394 (will_be_nonconstant_expr_predicate): Likewise.
1395 (will_be_nonconstant_predicate): Likewise.
1396 (inline_read_section): Stream condition size.
1397 (inline_write_summary): Likewise.
1399 2016-05-18 Richard Biener <rguenther@suse.de>
1401 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1402 condition cost to PHI cost instead of total_cost.
1404 2016-05-18 Martin Liska <mliska@suse.cz>
1407 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1410 2016-05-18 Richard Biener <rguenther@suse.de>
1412 * lto-streamer.h (LTO_major_version): Bump to 6.
1414 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1416 * function.c (make_split_prologue_seq, make_prologue_seq,
1417 make_epilogue_seq): New functions, factored out from...
1418 (thread_prologue_and_epilogue_insns): Here.
1420 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1422 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1423 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1424 of before. Add a comment.
1426 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1428 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1429 expression pointer, not pointer to the pointer.
1431 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1433 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1434 (avx2_pbroadcast<mode>): Add another alternative with v instead
1435 of x constraints in it, using <pbroadcast_evex_isa> isa.
1436 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1438 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1439 constraint x instead of v in second alternative, add avx512bw
1442 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1443 constraint x instead of v in second alternative, add avx512bw
1446 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1447 constraint x instead of v in second alternative, add avx512bw
1450 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1451 avx512bw alternative.
1453 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1455 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1457 (define_insn "*andnottf3"): Ditto.
1458 (define_insn "*<code><mode>3"/any_logic): Ditto.
1459 (define_insn "*<code>tf3"/any_logic): Ditto.
1460 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1461 operand to block AVX-512VL insn variant emit when it is not enabled.
1463 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1465 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1466 constraint fot SF mode.
1468 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1469 Kirill Yukhin <kirill.yukhin@intel.com>
1471 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1473 (define_insn "rsqrt14<mode>"): Ditto.
1474 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1475 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1476 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1477 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1478 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1480 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1481 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1482 * config/i386/i386.c (ix86_print_operand): Expand check for size
1483 override codes for Intel syntax.
1485 2016-05-18 Richard Biener <rguenther@suse.de>
1487 PR tree-optimization/71168
1488 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1489 initialization earlier.
1491 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1493 * config/aarch64/aarch64-simd.md
1494 (aarch64_reduc_plus_internal<mode>): Rename to...
1495 (reduc_plus_scal): ...This, and remove previous implementation.
1497 2016-05-18 Richard Biener <rguenther@suse.de>
1499 * passes.def: Put late dse and cd_dce in canonical order.
1501 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1503 * ipa-inline-transform.c (preserve_function_body_p): Look for
1504 first non-thunk clone.
1505 (save_function_body): Save into first non-thunk.
1506 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1508 (lto_output_node): Inline thunks don't need body in every
1510 * lto-streamer-in.c: Do not fixup thunk clones.
1511 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1513 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1516 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1519 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1520 (reassociate_bb): Call transform_add_to_multiply.
1522 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1524 * config/aarch64/aarch64.c (all_extensions): Removed unused
1527 2016-05-17 Nathan Sidwell <nathan@acm.org>
1529 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1530 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1532 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1534 PR tree-optimization/54579
1536 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1538 2016-05-17 Marek Polacek <polacek@redhat.com>
1541 * tree-inline.c (expand_call_inline): Call
1542 maybe_remove_unused_call_args.
1544 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1546 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1547 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1548 * doc/md.texi (fmin@var{m}3): Likewise.
1550 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1552 * match.pd (X & C): New transformation.
1554 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1556 * match.pd (~X & Y): New transformation.
1558 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1560 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1561 information for new SSA_NAME.
1562 (simplify_conversion_using_ranges): Get range through get_range_info
1563 instead of get_value_range.
1565 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1567 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1568 Remove inline assembly.
1569 (vmvn_s16): Likewise.
1570 (vmvn_s32): Likewise.
1571 (vmvn_u8): Likewise.
1572 (vmvn_u16): Likewise.
1573 (vmvn_u32): Likewise.
1574 (vmvnq_s8): Likewise.
1575 (vmvnq_s16): Likewise.
1576 (vmvnq_s32): Likewise.
1577 (vmvnq_u8): Likewise.
1578 (vmvnq_u16): Likewise.
1579 (vmvnq_u32): Likewise.
1580 (vmvn_p8): Likewise.
1581 (vmvnq_p16): Likewise.
1583 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1585 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1587 (vmul_n_s16): Likewise.
1588 (vmul_n_s32): Likewise.
1589 (vmul_n_u16): Likewise.
1590 (vmul_n_u32): Likewise.
1591 (vmulq_n_f32): Likewise.
1592 (vmulq_n_f64): Likewise.
1593 (vmulq_n_s16): Likewise.
1594 (vmulq_n_s32): Likewise.
1595 (vmulq_n_u16): Likewise.
1596 (vmulq_n_u32): Likewise.
1598 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1600 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1601 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1603 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1605 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1606 to *aarch64_fma4_elt_from_dup<mode>.
1607 (*aarch64_fnma4_elt_to_128df): Rename to
1608 *aarch64_fnma4_elt_from_dup<mode>.
1609 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1610 (vfms_n_f32): Likewise.
1611 (vfms_n_f64): Likewise.
1612 (vfmsq_n_f32): Likewise.
1613 (vfmsq_n_f64): Likewise.
1615 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1617 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1619 2016-05-17 Richard Biener <rguenther@suse.de>
1621 PR tree-optimization/71132
1622 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1623 Only add control dependences for blocks in the loop.
1624 (build_rdg): Adjust.
1625 (generate_code_for_partition): Return whether loop should
1626 be destroyed and delay that.
1627 (distribute_loop): Likewise.
1628 (pass_loop_distribution::execute): Record loops to be destroyed
1629 and perform delayed destroying of loops.
1631 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1634 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1636 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1638 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1640 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1643 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1644 insertion point for instructions generated by validize_mem.
1646 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1648 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1651 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1653 * config/aarch64/aarch64.c
1654 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1655 rather than a macro.
1657 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1659 * doc/invoke.texi (AArch64 Options): Various updates.
1661 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1663 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1664 into instrumentation thunks.
1665 * cif-code.def (CIF_CHKP): New.
1667 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1669 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1671 2016-05-16 Martin Jambor <mjambor@suse.cz>
1673 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1674 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1676 2016-05-16 Marek Polacek <polacek@redhat.com>
1678 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1681 2016-05-16 Martin Jambor <mjambor@suse.cz>
1684 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1685 the outlined kernel function.
1687 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1689 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1690 (ISA_HAS_DLSA): Ditto.
1692 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1694 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1696 2016-05-16 Nathan Sidwell <nathan@acm.org>
1698 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1699 (nvptx_name_replacement): Restore. Add comment.
1700 (write_fn_proto, write_fn_proto_from_insn,
1701 nvptx_output_call_insn): Restore
1702 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1704 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1706 * config/aarch64/aarch64.md
1707 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1708 (add<mode>3_compareC_imm): Likewise.
1709 (<optab>si3_uxtw): Split into register and immediate variants.
1710 (andsi3_compare0_uxtw): Likewise.
1711 (and<mode>3_compare0): Likewise.
1712 (and<mode>3nr_compare0): Likewise.
1713 (stack_protect_test_<mode>): Don't use %x for memory operands.
1715 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1717 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1719 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1721 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1722 Split integer shifts into shift_reg and bfm.
1723 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1724 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1725 (ror<mode>3_insn): Likewise.
1726 (<optab>si3_insn_uxtw): Likewise.
1727 (<optab><mode>3_insn): Change to rotate_imm.
1728 (extr<mode>5_insn_alt): Likewise.
1729 (extrsi5_insn_uxtw): Likewise.
1730 (extrsi5_insn_uxtw_alt): Likewise.
1732 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1734 * doc/tm.texi: Regenerate.
1735 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1736 (TARGET_INVALID_RETURN_TYPE): Remove.
1737 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1738 TARGET_INVALID_RETURN_TYPE.
1739 * target.def (invalid_parameter_type): Remove.
1740 (invalid_return_type): Remove.
1742 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1744 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1745 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1747 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1749 (preserve_function_body_p): No need to preserve function body
1750 * cif-codes.def (CIF_THUNK): Remove.
1751 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1753 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1755 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1757 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1759 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1762 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1764 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1765 (inline_small_functions): Do not look for function symbol when
1768 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1770 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1773 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1774 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1775 Jiong Wang <jiong.wang@arm.com>
1777 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1778 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1779 Define __ARM_FP16_ARGS when appropriate.
1780 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1782 (arm_invalid_return_type): Likewise.
1783 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1784 (TARGET_INVALID_RETURN_TYPE): Remove.
1785 (aapcs_vfp_sub_candidate): Allow HFmode.
1786 (aapcs_vfp_allocate): Add comment. Support HFmode.
1787 (aapcs_vfp_allocate_return_reg): Likewise.
1788 (struct aapcs_cp_arg_layout): Slightly reword comments for
1789 is_return_candidate and allocate_return_reg.
1790 (output_mov_vfp): Update assert.
1791 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1793 (arm_invalid_parameter_type): Remove.
1794 (amr_invalid_return_type): Remove.
1795 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1796 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1797 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1799 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1801 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1802 * config/aarch64/arch64-protos.h
1803 (aarch64_legitimize_reload_address): Remove.
1804 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1807 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1809 * configure.ac: Add ACX_NONCANONICAL_HOST.
1810 * configure: Regenerate.
1811 * Makefile.in: Set host_noncanonical.
1813 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1816 * config/i386/i386.md (*movtf_internal): Before register allocation,
1817 do not allow FP constants for CM_MEDIUM memory model, allow only
1818 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1819 (*movxf_internal): Ditto.
1820 (*movdf_internal): Ditto.
1821 (*movsf_internal): Ditto.
1823 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1825 PR rtl-optimization/67483
1826 * combine.c (make_compound_operation): Don't call extract_left_shift
1827 with negative shift amounts.
1829 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1832 * fold-const.c (fold_checksum_tree): Allow modification
1833 of TYPE_ALIAS_SET during folding.
1835 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1836 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1837 (ix86_split_to_parts): Likewise. Fix up formatting.
1839 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1841 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1842 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1845 2016-05-13 Nathan Sidwell <nathan@acm.org>
1847 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1848 (nvptx_name_replacement): Delete.
1849 (write_fn_proto, write_fn_proto_from_insn,
1850 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1851 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1852 * langhooks.c (add_builtin_funcction_common): Call
1853 targetm.mangle_decl_assembler_name.
1855 * config/nvptx/nvptx.c (write_fn_proto): Handle
1856 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1858 2016-05-13 Martin Liska <mliska@suse.cz>
1860 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1861 and PRIu64 in printf format.
1863 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1865 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1868 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1870 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1871 Change --param max-completely-peeled-times to
1872 --param max-completely-peel-times in dump file printing.
1874 2016-05-13 Richard Biener <rguenther@suse.de>
1876 PR tree-optimization/42587
1877 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1878 (find_bswap_or_nop_1): Likewise.
1879 (bswap_replace): Likewise.
1881 2016-05-13 Martin Liska <mliska@suse.cz>
1883 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1884 Initialize a variable with default value.
1886 2016-05-13 Martin Liska <mliska@suse.cz>
1888 * doc/invoke.texi: Enhance explanation of error recovery
1891 2016-05-13 Martin Liska <mliska@suse.cz>
1893 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1894 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1895 (iv_inv_expr_ent *).
1896 (struct iv_inv_expr_ent): Comment struct fields.
1897 (sort_iv_inv_expr_ent): New function.
1898 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1899 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1900 a hash_map between iv_inv_expr_ent and number of usages.
1901 (niter_for_exit): Fix coding style.
1902 (tree_ssa_iv_optimize_init): Use renamed variable.
1903 (determine_base_object): Fix coding style.
1904 (alloc_iv): Likewise.
1905 (find_interesting_uses_outside): Likewise.
1906 (add_candidate_1): Likewise.
1907 (add_standard_iv_candidates): Likewise.
1908 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1909 (prepare_decl_rtl): Fix coding style.
1910 (get_address_cost): Likewise.
1911 (get_shiftadd_cost): Likewise.
1912 (force_expr_to_var_cost): Likewise.
1913 (compare_aff_trees): Likewise.
1914 (get_expr_id): Restructure the function.
1915 (get_loop_invariant_expr_id): Renamed to
1916 get_loop_invariant_expr.
1917 (get_computation_cost_at): Replace usage of inv_expr_id with
1919 (get_computation_cost): Likewise.
1920 (determine_group_iv_cost_generic): Likewise.
1921 (determine_group_iv_cost_address): Likewise.
1922 (iv_period): Fix coding style.
1923 (iv_elimination_compare_lt): Likewise.
1924 (may_eliminate_iv): Likewise.
1925 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1927 (determine_group_iv_costs): Dump invariant expressions.
1928 (iv_ca_recount_cost): Use the newly added hash_map.
1929 (iv_ca_set_remove_invariants): Fix coding style.
1930 (iv_ca_set_add_invariants): Fix coding style.
1931 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1933 (iv_ca_set_cp): Likewise.
1934 (iv_ca_new): Initialize the newly added hash_map and remove
1935 initialization of fields.
1936 (iv_ca_free): Delete the hash_map.
1937 (iv_ca_dump): Dump invariant expressions.
1938 (iv_ca_extend): Fix coding style.
1939 (try_add_cand_for): Likewise.
1940 (create_new_ivs): Dump information about # of avg iterations and
1941 # of used invariant expressions.
1942 (rewrite_use_compare): Fix coding style.
1943 (free_loop_data): Set default value for max_inv_expr_id.
1945 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1947 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1948 returned value cse_cfg_altered computation.
1949 (rest_of_handle_cse2): Likewise.
1950 (rest_of_handle_cse_after_global_opts): Likewise.
1952 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1955 * config/arm/arm.c (arm32_output_mi_thunk): New.
1956 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1957 to split Thumb1 vs TARGET_32BIT functionality.
1958 (arm_thumb1_mi_thunk): New.
1960 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1962 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1965 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1968 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1970 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1972 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1973 (expand_builtin_trap): Emit a regular call.
1974 (set_builtin_user_assembler_name): Remove obsolete cases.
1975 * dse.c (scan_insn): Adjust.
1976 * except.c: Include calls.h.
1977 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1978 emit a regular call to setjmp.
1979 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1980 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1981 (emit_block_move_via_libcall): Delete.
1982 (block_move_fn): Delete.
1983 (init_block_move_fn): Likewise.
1984 (emit_block_move_libcall_fn): Likewise.
1985 (emit_block_op_via_libcall): New function.
1986 (set_storage_via_libcall): Tidy up and use memset builtin.
1987 (block_clear_fn): Delete.
1988 (init_block_clear_fn): Likewise.
1989 (clear_storage_libcall_fn): Likewise.
1990 (expand_assignment): Call emit_block_move_via_libcall.
1991 Do not include gt-expr.h.
1992 * expr.h (emit_block_op_via_libcall): Declare.
1993 (emit_block_copy_via_libcall): New inline function.
1994 (emit_block_move_via_libcall): Likewise.
1995 (emit_block_comp_via_libcall): Likewise.
1996 (block_clear_fn): Delete.
1997 (init_block_move_fn): Likewise.
1998 (init_block_clear_fn): Likewise.
1999 (emit_block_move_via_libcall): Likewise.
2000 (set_storage_via_libcall): Add default parameter value.
2001 * libfuncs.h (enum libfunc_index): Remove obsolete values.
2002 (abort_libfunc): Delete.
2003 (memcpy_libfunc): Likewise.
2004 (memmove_libfunc): Likewise.
2005 (memcmp_libfunc): Likewise.
2006 (memset_libfunc): Likewise.
2007 (setbits_libfunc): Likewise.
2008 (setjmp_libfunc): Likewise.
2009 (longjmp_libfunc): Likewise.
2010 (profile_function_entry_libfunc): Likewise.
2011 (profile_function_exit_libfunc): Likewise.
2012 (gcov_flush_libfunc): Likewise.
2013 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
2014 and DECL_VISIBILITY on the declaration.
2015 (init_optabs): Do not initialize obsolete libfuncs.
2016 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
2017 * tree-core.h (ECF_RET1): Define.
2018 (ECF_TM_PURE): Adjust.
2019 (ECF_TM_BUILTIN): Likewise.
2020 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
2021 (build_common_builtin_nodes): Initialize abort builtin.
2022 Add ECF_RET1 on memcpy, memmove and memset builtins.
2023 Pass final flags for alloca and alloca_with_align builtins.
2024 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
2026 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
2027 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
2028 set_storage_via_libcall and call emit_block_copy_via_libcall.
2030 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
2032 * config/i386/i386.md (*call_got_x32): Change operand 0 to
2033 DImode before it is passed to ix86_output_call_operand.
2034 (*call_value_got_x32): Ditto for operand 1.
2036 2016-05-12 Jiong Wang <jiong.wang@arm.com>
2038 PR rtl-optimization/70904
2039 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
2040 reload for wide mode.
2042 2016-05-12 Marek Polacek <polacek@redhat.com>
2045 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
2046 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
2047 * langhooks.h (incomplete_type_error): Likewise.
2048 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
2049 parameter, pass it down to incomplete_type_error.
2050 * tree.h (size_in_bytes): New inline overload.
2051 (size_in_bytes_loc): Renamed from size_in_bytes.
2053 2016-05-12 Richard Biener <rguenther@suse.de>
2055 PR tree-optimization/71059
2056 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2057 nary before looking up or entering the expression into the VN
2059 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2060 Make sure to re-use NARYs without result as inserted by
2063 2016-05-12 Richard Biener <rguenther@suse.de>
2065 PR tree-optimization/71062
2066 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2068 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2069 vars_contains_restrict if the var is a restrict tag.
2070 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2071 do not disambiguate pointers against it.
2072 (dump_points_to_solution): Re-structure and adjust for new
2073 vars_contains_restrict flag.
2074 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2076 2016-05-12 Martin Liska <mliska@suse.cz>
2078 * doc/invoke.texi: Explain connection between
2079 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2081 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2083 PR tree-optimization/71006
2084 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2085 consider COND_EXPR as a mask producer.
2087 2016-05-12 Marek Polacek <polacek@redhat.com>
2090 * opts.c (common_handle_option): Detect missing argument for --help^.
2092 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2095 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2096 when popping the PC and within an interrupt handler routine.
2097 Add missing tab to output of "ldmfd".
2098 (output_return_instruction): Output LDMFD with SP update rather
2099 than POP when returning from interrupt handler.
2101 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2103 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2104 TARGET_64BIT && TARGET_AVX512DQ.
2105 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2106 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2107 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2108 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2109 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2110 (*vec_extractv4si_zext): Add avx512dq alternative.
2111 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2112 use v instead of x constraint in other alternatives where possible.
2114 * config/i386/sse.md (sse2_loadld): Use v instead of x
2115 constraint in alternatives 0,1,4.
2117 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2118 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2119 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2122 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2123 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2124 is not emitted unless TARGET_AVX512BW.
2125 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2126 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2127 for the result operand.
2129 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2130 constraint instead of x in avx alternatives. Use maybe_evex instead
2133 * config/i386/constraints.md (Yv): New constraint.
2134 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2135 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2136 * config/i386/i386.md (avx512fvecmode): New mode attr.
2137 (*pushtf): Use v constraint instead of x.
2138 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2139 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2140 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2141 (*absnegtf2_sse): Likewise.
2142 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2143 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2144 avx512f alternatives.
2145 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2147 2016-05-12 Richard Biener <rguenther@suse.de>
2149 PR tree-optimization/71060
2150 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2151 require exact match of DR_BASE_OBJECT but only matching address and
2154 2016-05-12 Richard Biener <rguenther@suse.de>
2156 PR tree-optimization/70986
2157 * cfganal.c: Include cfgloop.h.
2158 (dfs_find_deadend): Prefer to take edges exiting loops.
2160 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2162 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2163 compile and run time.
2165 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2168 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2170 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2172 * config/i386/i386.c (legitimize_pic_address): Use
2173 copy_to_suggested_reg instead of gen_movsi.
2175 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2177 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2178 the code into quad_address_p and call it to share code with
2179 vsx_quad_dform_memory_operand.
2180 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2182 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2183 bit instead of being a separate word. Split -mpower9-dform into
2184 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2185 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2186 for the register class supporting 128-bit quad word memory offsets.
2187 (mode_supports_vsx_dform_quad): Helper function to return if the
2188 register class uses quad word memory offsets.
2189 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2190 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2191 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2192 instructions are enabled, set up the appropriate addr_masks for
2194 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2195 -mpower9-dform-scalar, instead of -mpower9-dform.
2196 (rs6000_option_override_internal): Split -mpower9-dform into two
2197 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2198 -mpower9-dform switch sets or clears both. If we are not using
2199 the LRA register allocator, do not enable -mpower9-dform-vector by
2200 default. If we are using LRA, enable -mpower9-dform-vector and
2201 -mvsx-timode if it is appropriate. Issue a warning if either
2202 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2204 (quad_address_offset_p): New helper function to return if the
2205 offset is legal for quad word memory instructions.
2206 (quad_address_p): New function to determin if GPR or vector
2207 register quad word memory addresses are legal.
2208 (mem_operand_gpr): Validate quad word address offsets.
2209 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2210 d-form (register + offset) instructions.
2211 (offsettable_ok_by_alignment): Likewise.
2212 (rs6000_legitimate_offset_address_p): Likewise.
2213 (legitimate_lo_sum_address_p): Likewise.
2214 (rs6000_legitimize_address): Likewise.
2215 (rs6000_legitimize_reload_address): Add more debug statements for
2217 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2218 d-form instructions.
2219 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2220 d-form instructions. Distinguish different cases in debug
2221 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2222 d-form instructions.
2223 (rs6000_preferred_reload_class): Likewise.
2224 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2225 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2226 of the ISA 2.06 indexed memory instructions.
2227 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2228 use them to save/restore the saved vector registers instead of
2229 using Altivec instructions.
2230 (rs6000_emit_epilogue): Likewise.
2231 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2232 (rs6000_opt_masks): Split -mpower9-dform into
2233 -mpower9-dform-scalar and -mpower9-dform-vector.
2234 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2236 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2237 ISA 3.0 vector indexed memory instructions, and fold the code into
2238 the normal mov<mode> patterns.
2239 (p9_vecstore_<mode>): Likewise.
2240 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2242 (vsx_movti_64bit): Likewise.
2243 (vsx_movti_32bit): Likewise.
2244 * config/rs6000/constraints.md (wO constraint): New constraint for
2245 ISA 3.0 vector d-form support.
2246 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2247 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2248 include -mpower9-dform-vector until we switch over to LRA.
2249 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2250 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2251 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2252 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2253 for -mpower9-dform and -mlra.
2254 * doc/md.texi (wO constraint): Document wO constraint.
2256 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2258 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2259 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2260 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2261 Move handling of non-insn arguments inline into the sole user:
2262 (output_trans_func): ...here.
2263 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
2264 in emitted function prototype.
2265 (output_internal_insn_latency_func): Ditto. Simplify.
2266 (output_internal_maximal_insn_latency_func): Ditto. Delete
2267 always-unused argument.
2268 (output_insn_latency_func): Ditto.
2269 (output_maximal_insn_latency_func): Ditto.
2271 2016-05-11 Richard Biener <rguenther@suse.de>
2273 PR tree-optimization/71055
2274 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
2275 sth with precision not equal to access size verify we don't chop
2278 2016-05-11 Richard Biener <rguenther@suse.de>
2281 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
2282 (dwarf2out_finish): Move retry_incomplete_types call ...
2283 (dwarf2out_early_finish): ... here.
2285 2016-05-11 Richard Biener <rguenther@suse.de>
2288 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
2289 if the langhook insists on it.
2290 * fold-const.c (make_bit_field_ref): Add arg for the original
2291 reference and preserve its alias-set.
2292 (decode_field_reference): Take exp by reference and adjust it
2293 to the original memory reference.
2294 (optimize_bit_field_compare): Adjust callers.
2295 (fold_truth_andor_1): Likewise.
2296 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
2298 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
2301 * cfgrtl.h (delete_insn_and_edges): Now return bool.
2302 * cfgrtl.c (delete_insn_and_edges): Likewise.
2303 * config/i386/i386.c (convert_scalars_to_vector): Remove
2305 * cse.c (cse_insn): Compute cse_cfg_altered.
2306 (delete_trivially_dead_insns): Likewise.
2307 (cse_cc_succs): Likewise.
2308 (rest_of_handle_cse): Free dominance info if required.
2309 (rest_of_handle_cse2): Likewise.
2310 (rest_of_handle_cse_after_global_opts): Likewise.
2312 2016-05-11 Alan Modra <amodra@gmail.com>
2314 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2315 abi_v4_pass_in_fpr): New functions.
2316 (rs6000_function_arg_boundary): Exclude complex IBM long double
2317 from 64-bit alignment when ABI_V4.
2318 (rs6000_function_arg, rs6000_function_arg_advance_1,
2319 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2321 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
2323 PR rtl-optimization/71028
2324 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
2325 jump with just a return in the fallthrough block if the branch
2326 block contains just a return as well.
2328 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
2330 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
2331 * match.pd ((X & Y) ^ Y): ... this.
2332 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
2333 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2335 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2337 * read-md.c (require_char_ws): New function.
2338 (read_string): Simplify using require_char_ws.
2339 (handle_constants): Likewise.
2340 (handle_enum): Likewise.
2341 (handle_file): Likewise.
2342 * read-md.h (require_char_ws): New declaration.
2343 * read-rtl.c (read_conditions): Simplify using require_char_ws.
2344 (read_mapping): Likewise.
2345 (read_rtx_code): Likewise.
2346 (read_nested_rtx): Likewise.
2348 2016-05-10 James Norris <jnorris@codesourcery.com>
2350 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
2351 if offloading is enabled and -fopenacc or -fopenmp is specified.
2352 (CRTOFFLOADEND): Likewise.
2353 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
2354 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2356 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
2358 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
2359 gotoff_operand code paths. Use copy_to_suggested_regs and
2360 expand_simple_binop where appropriate. Cleanup.
2362 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2365 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
2367 (dimode_scalar_chain::vector_const_cost): New.
2368 (dimode_scalar_chain::compute_convert_gain): Handle constants.
2369 (dimode_scalar_chain::convert_op): Likewise.
2370 (dimode_scalar_chain::convert_insn): Likewise.
2372 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2374 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
2375 unary operation, not a binary one.
2377 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2380 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
2381 calls with type casted fndecl.
2383 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2385 PR tree-optimization/70786
2386 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
2387 * calls.c (initialize_argument_information): Bind bounds
2388 with corresponding args passed by reference.
2390 2016-05-10 Jakub Jelinek <jakub@redhat.com>
2393 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
2394 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
2395 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2398 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2401 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2402 code for a zero scale factor.
2403 (vsx_xvcvdpuxds_scale): Likewise.
2405 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2407 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2408 if show_ruler_p was set on the context.
2409 (layout::show_ruler): New method.
2410 * diagnostic.h (struct diagnostic_context): Add field
2413 2016-05-10 Richard Biener <rguenther@suse.de>
2415 PR tree-optimization/71039
2416 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2417 (chk_uses): New function.
2418 (propagate_with_phi): Verify we can safely replicate the lhs of an
2419 aggregate assignment on all incoming edges.
2421 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2423 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2425 (rx_atomic_sequence): New class.
2426 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2427 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2429 (rx_atomic_sequence::rx_atomic_sequence,
2430 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2431 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2432 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2433 CTRLREG_INTB): New constants.
2434 (FETCHOP): New code iterator.
2435 (fethcop_name, fetchop_name2): New iterator code attributes.
2436 (QIHI): New mode iterator.
2437 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2438 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2439 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2441 2016-05-10 Martin Liska <mliska@suse.cz>
2443 * tree-inline.c (remap_dependence_clique): Do not remap
2444 debugging statements.
2446 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2448 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2449 ("*fixuns_truncdfdi2_z13")
2450 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2451 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2452 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2454 2016-05-10 Richard Biener <rguenther@suse.de>
2456 PR tree-optimization/70497
2457 PR tree-optimization/28367
2458 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2460 (visit_reference_op_load): ... here.
2461 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2462 with simplified BIT_FIELD_REFs.
2463 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2464 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2467 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2469 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2470 documentation comment. For BLOCK nodes, add a
2471 DW_AT_abstract_origin attribute that points to the DIE generated
2472 for the origin BLOCK.
2473 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2474 blocks from inlined functions.
2476 2016-05-10 Alan Modra <amodra@gmail.com>
2479 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2480 regrename modifying insns saving lr before __morestack call.
2481 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2482 insns restoring lr after __morestack call.
2484 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2486 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2487 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2489 * config/i386/sse.md (vec_interleave_high<mode>,
2490 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2491 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2493 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2495 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2496 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2497 parallel reassociation for power8 and forward.
2499 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2501 * config/i386/i386.md (absneg splitters with general regs): Use
2502 general_reg_operand predicate.
2503 (btsq peephole2): Use x86_64_immediate_operand to check if new
2504 value is suitable for immediate operand. Generate emitted insn
2505 using RTL expressions.
2506 (btcq peephole2): Ditto.
2507 (btrq peephole2): Ditto. Generate correct immediate operand
2510 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2512 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2515 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2517 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2518 pointer dereference.
2520 2016-05-09 Richard Biener <rguenther@suse.de>
2522 PR tree-optimization/70985
2523 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2524 op0 isn't a gimple register.
2526 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2528 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2529 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2530 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2531 (i6400_fpu_mult): New cpu units.
2532 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2533 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2534 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2535 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2536 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2537 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2538 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2539 (i6400_msa_long_float4, i6400_msa_long_float5)
2540 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2541 (i6400_msa_fdiv_sf): New reservations.
2542 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2543 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2544 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2545 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2546 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2547 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2548 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2549 (msa_short_store4, msa_long_load, msa_short_store)
2550 (msa_long_logic, msa_long_float2, msa_long_float4)
2551 (msa_long_float5, msa_long_float8, msa_long_mult)
2552 (msa_long_fdiv, msa_long_div): New reservations.
2554 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2555 Sameera Deshpande <sameera.deshpande@imgtec.com>
2556 Matthew Fortune <matthew.fortune@imgtec.com>
2557 Graham Stott <graham.stott@imgtec.com>
2558 Chao-ying Fu <chao-ying.fu@imgtec.com>
2560 * config.gcc: Add MSA header file for mips*-*-* target.
2561 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2562 (Ubv8i, Urv8): New constraints.
2563 * config/mips/mips-ftypes.def: Add function types for MSA
2565 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2566 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2567 * config/mips/mips-msa.md: New file.
2568 * config/mips/mips-protos.h
2569 (mips_split_128bit_const_insns): New prototype.
2570 (mips_msa_idiv_insns): Likewise.
2571 (mips_split_128bit_move): Likewise.
2572 (mips_split_128bit_move_p): Likewise.
2573 (mips_split_msa_copy_d): Likewise.
2574 (mips_split_msa_insert_d): Likewise.
2575 (mips_split_msa_fill_d): Likewise.
2576 (mips_expand_msa_branch): Likewise.
2577 (mips_const_vector_same_val_p): Likewise.
2578 (mips_const_vector_same_bytes_p): Likewise.
2579 (mips_const_vector_same_int_p): Likewise.
2580 (mips_const_vector_shuffle_set_p): Likewise.
2581 (mips_const_vector_bitimm_set_p): Likewise.
2582 (mips_const_vector_bitimm_clr_p): Likewise.
2583 (mips_msa_vec_parallel_const_half): Likewise.
2584 (mips_msa_output_division): Likewise.
2585 (mips_ldst_scaled_shift): Likewise.
2586 (mips_expand_vec_cond_expr): Likewise.
2587 * config/mips/mips.c (enum mips_builtin_type): Add
2588 MIPS_BUILTIN_MSA_TEST_BRANCH.
2589 (mips_gen_const_int_vector_shuffle): New prototype.
2590 (mips_const_vector_bitimm_set_p): New function.
2591 (mips_const_vector_bitimm_clr_p): Likewise.
2592 (mips_const_vector_same_val_p): Likewise.
2593 (mips_const_vector_same_bytes_p): Likewise.
2594 (mips_const_vector_same_int_p): Likewise.
2595 (mips_const_vector_shuffle_set_p): Likewise.
2596 (mips_symbol_insns): Forbid loading symbols via immediate for
2598 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2600 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2602 (mips_lx_address_p): Add support load indexed address for MSA.
2603 (mips_address_insns): Add calculation of instructions needed for
2604 stores and loads for MSA.
2605 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2606 CONST_VECTOR for MSA and let it fall through.
2607 (mips_ldst_scaled_shift): New function.
2608 (mips_subword_at_byte): Likewise.
2609 (mips_msa_idiv_insns): Likewise.
2610 (mips_legitimize_move): Validate MSA moves.
2611 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2612 calculation of costs for MSA division.
2613 (mips_split_move_p): Check if MSA moves need splitting.
2614 (mips_split_move): Split MSA moves if necessary.
2615 (mips_split_128bit_move_p): New function.
2616 (mips_split_128bit_move): Likewise.
2617 (mips_split_msa_copy_d): Likewise.
2618 (mips_split_msa_insert_d): Likewise.
2619 (mips_split_msa_fill_d): Likewise.
2620 (mips_output_move): Handle MSA moves.
2621 (mips_expand_msa_branch): New function.
2622 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2623 Reinstate 'y' modifier.
2624 (mips_file_start): Add MSA .gnu_attribute.
2625 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2627 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2628 (mips_class_max_nregs): Add register size for MSA supported mode.
2629 (mips_cannot_change_mode_class): Allow conversion between MSA
2630 vector modes and TImode.
2631 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2633 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2634 (mips_preferred_simd_mode): Add preffered modes for MSA.
2635 (mips_vector_mode_supported_p): Add MSA supported modes.
2636 (mips_autovectorize_vector_sizes): New function.
2637 (mips_msa_output_division): Likewise.
2638 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2639 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2640 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2641 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2642 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2643 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2644 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2645 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2646 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2647 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2648 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2649 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2650 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2651 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2652 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2653 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2654 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2655 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2656 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2657 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2658 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2659 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2660 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2661 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2662 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2663 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2664 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2665 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2666 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2667 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2668 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2669 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2670 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2671 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2672 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2673 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2674 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2675 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2676 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2677 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2678 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2679 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2680 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2681 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2682 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2683 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2684 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2685 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2686 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2687 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2688 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2689 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2690 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2691 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2692 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2693 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2694 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2695 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2696 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2697 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2698 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2699 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2700 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2701 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2702 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2703 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2704 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2705 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2706 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2707 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2708 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2709 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2710 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2711 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2712 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2713 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2714 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2715 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2716 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2717 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2718 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2719 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2720 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2721 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2722 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2723 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2724 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2725 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2726 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2727 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2728 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2729 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2730 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2731 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2732 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2733 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2734 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2735 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2736 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2737 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2738 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2739 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2740 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2741 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2742 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2743 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2744 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2745 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2746 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2747 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2748 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2749 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2750 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2751 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2752 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2753 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2754 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2755 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2756 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2757 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2758 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2759 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2760 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2761 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2762 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2763 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2764 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2765 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2766 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2767 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2768 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2769 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2770 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2771 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2772 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2773 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2774 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2775 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2776 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2777 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2778 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2779 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2780 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2781 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2782 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2783 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2784 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2785 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2786 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2787 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2788 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2790 (mips_get_builtin_decl_index): New array.
2791 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2792 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2793 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2794 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2795 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2797 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2799 (mips_expand_builtin_insn): Prepare operands for
2800 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2801 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2802 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2803 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2804 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2805 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2806 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2807 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2808 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2809 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2810 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2811 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2812 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2813 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2814 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2815 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2816 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2817 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2818 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2819 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2820 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2821 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2822 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2823 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2824 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2825 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2826 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2827 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2828 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2829 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2830 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2831 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2832 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2833 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2834 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2835 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2836 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2837 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2838 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2839 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2840 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2841 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2842 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2843 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2844 These are set implicitly and an error is reported if overridden.
2845 (mips_expand_builtin_msa_test_branch): New function.
2846 (mips_expand_msa_shuffle): Likewise.
2847 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2848 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2849 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2850 (mips_expand_vec_unpack): Add support for MSA.
2851 (mips_expand_vector_init): Likewise.
2852 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2853 instead of const0_rtx.
2854 (mips_msa_vec_parallel_const_half): New function.
2855 (mips_gen_const_int_vector): Likewise.
2856 (mips_gen_const_int_vector_shuffle): Likewise.
2857 (mips_expand_msa_cmp): Likewise.
2858 (mips_expand_vec_cond_expr): Likewise.
2859 * config/mips/mips.h
2860 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2861 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2863 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2864 (ISA_HAS_MSA): New macro.
2865 (UNITS_PER_MSA_REG): Likewise.
2866 (BITS_PER_MSA_REG): Likewise.
2867 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2868 (MSA_REG_FIRST): New macro.
2869 (MSA_REG_LAST): Likewise.
2870 (MSA_REG_NUM): Likewise.
2871 (MSA_REG_P): Likewise.
2872 (MSA_REG_RTX_P): Likewise.
2873 (MSA_SUPPORTED_MODE_P): Likewise.
2874 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2875 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2876 * config/mips/mips.md: Include mips-msa.md.
2877 (alu_type): Add simd_add.
2878 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2879 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2880 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2881 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2882 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2883 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2884 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2885 simd_move, simd_load, simd_store. Choose "multi" for moves
2887 (qword_mode): New attribute.
2888 (insn_count): Add instruction count for quad moves.
2889 Increase the count for MIPS SIMD division.
2890 (UNITMODE): Add UNITMODEs for vector types.
2891 (addsub): New code iterator.
2892 * config/mips/mips.opt (mmsa): New option.
2893 * config/mips/msa.h: New file.
2894 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2896 * config/mips/mti-linux.h: Likewise.
2897 * config/mips/predicates.md
2898 (const_msa_branch_operand): New constraint.
2899 (const_uimm3_operand): Likewise.
2900 (const_uimm4_operand): Likewise.
2901 (const_uimm5_operand): Likewise.
2902 (const_uimm8_operand): Likewise.
2903 (const_imm5_operand): Likewise.
2904 (aq10b_operand): Likewise.
2905 (aq10h_operand): Likewise.
2906 (aq10w_operand): Likewise.
2907 (aq10d_operand): Likewise.
2908 (const_m1_operand): Likewise.
2909 (reg_or_m1_operand): Likewise.
2910 (const_exp_2_operand): Likewise.
2911 (const_exp_4_operand): Likewise.
2912 (const_exp_8_operand): Likewise.
2913 (const_exp_16_operand): Likewise.
2914 (const_vector_same_val_operand): Likewise.
2915 (const_vector_same_simm5_operand): Likewise.
2916 (const_vector_same_uimm5_operand): Likewise.
2917 (const_vector_same_uimm6_operand): Likewise.
2918 (const_vector_same_uimm8_operand): Likewise.
2919 (par_const_vector_shf_set_operand): Likewise.
2920 (reg_or_vector_same_val_operand): Likewise.
2921 (reg_or_vector_same_simm5_operand): Likewise.
2922 (reg_or_vector_same_uimm6_operand): Likewise.
2923 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2925 * doc/invoke.texi (-mmsa): Document new option.
2927 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2929 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2930 * configure: Regenerate.
2931 * config.in: Regenerate.
2932 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2934 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2935 (ENDFILE_VTV_SPEC): Define.
2937 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2939 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2940 registers in all interrupt handlers if necessary.
2941 (rl78_option_override): Add warning.
2942 (MUST_SAVE_MDUC_REGISTERS): New macro.
2943 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2944 * config/rl78/rl78.c (check_mduc_usage): New function.
2945 (mduc_regs): New structure to hold MDUC register data.
2946 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2947 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2948 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2949 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2950 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2951 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2953 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2955 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2956 (tree-ssa-loop-niter.h): Ditto.
2957 (idx_within_array_bound, ref_within_array_bound): New functions.
2958 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2959 Factor out check on writable base object to ...
2960 (base_object_writable): ... here.
2962 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2964 * config/arm/arm.md (probe_stack): Add modes to set source
2967 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2969 * regrename.c (base_reg_class_for_rename): New static function.
2970 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2972 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2974 * cgraph.c (thunk_adjust): Export.
2975 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2976 * cgraphunit.c (thunk_adjust): Export.
2977 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2979 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2981 * tree-inline.c (expand_call_inline): Expand thunks inline.
2983 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2986 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2987 (*sse2_vd_cvtss2sd): Ditto.
2988 * config/i386/i386.md
2989 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2990 Generate *sse2_vd_cvtsd2ss pattern.
2991 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
2992 Generate *sse2_vd_cvtss2sd pattern.
2994 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
2996 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
2997 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
3000 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3002 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
3003 * config/sh/sh.c: Define and declare variables on first use throughout
3005 (current_function_interrupt): Change to bool type.
3006 (frame_insn): Rename to emit_frame_insn and update users.
3007 (push_regs): Use bool for 'interrupt_handler' argument.
3008 (save_schedule_s): Remove.
3009 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
3010 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
3011 targetm.asm_out.unaligned_op.di.
3012 (gen_far_branch): Remove redundant forward declaration.
3013 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
3014 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
3015 (sh_set_return_address, sh_function_ok_for_sibcall,
3016 scavenge_reg): Update comments.
3017 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
3018 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
3019 (sh_attr_renesas_p): Remove unnecessary parentheses.
3020 (branch_dest): Simplify.
3021 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
3022 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
3023 (CUMULATIVE_ARGS): Change macro to typedef.
3024 (current_function_interrupt): Change to bool type.
3025 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
3026 Surround with __cplusplus ifdef.
3027 (sh_compare_op0, sh_compare_op1): Remove.
3028 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
3030 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
3032 * config/arm/arm.md: (arch): Add neon.
3033 (arch_enabled): Return yes for arch neon when TARGET_NEON.
3034 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
3035 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
3036 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
3037 attributes for alt renumbering. Mark alt 3 as non-predicable.
3038 (thumb2_movdf_vfp): Likewise.
3040 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
3042 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
3043 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
3044 (*andqi_1): Add preferred_for_speed attribute to disparage
3045 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
3046 (*<code>qi_1): Ditto.
3047 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
3048 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
3049 (*ashlqi3_1): Ditto.
3050 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
3051 Add preferred_for_size attribute to disparage alternative 0 and
3052 preferred_for_speed attribute to disparage alternative 1 for
3053 TARGET_PARTIAL_REG_STALL targets.
3055 2016-05-07 Tom de Vries <tom@codesourcery.com>
3057 PR tree-optimization/70956
3058 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3061 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3063 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3064 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3065 * config/sh/sh.md (branch_zero): Remove define_attr.
3066 (define_delay): Disable delay slot if branch distance is one insn.
3068 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3070 * config/i386/i386.md (LEAMODE): New mode attribute.
3071 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3072 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3073 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3074 operand 2 predicate.
3075 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3076 (*lea<mode>_general_3): Ditto.
3077 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3079 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3081 * genmddump.c (main): Convert argv from char ** to const char **.
3083 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3085 * coretypes.h (OVERRIDE): New macro.
3088 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3090 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3091 allow coalescing if the types are compatible.
3093 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3095 * pass_manager.h (pass_manager::register_pass_name): New method.
3096 (pass_manager::get_pass_by_name): New method.
3097 (pass_manager::create_pass_tab): New method.
3098 (pass_manager::m_name_to_pass_map): New field.
3099 * passes.c (name_to_pass_map): Delete global in favor of field
3100 "m_name_to_pass_map" of pass_manager.
3101 (register_pass_name): Rename from a function to...
3102 (pass_manager::register_pass_name): ...this method, updating
3103 for renaming of global "name_to_pass_map" to field
3104 "m_name_to_pass_map".
3105 (create_pass_tab): Rename from a function to...
3106 (pass_manager::create_pass_tab): ...this method, updating
3107 for renaming of global "name_to_pass_map" to field.
3108 (get_pass_by_name): Rename from a function to...
3109 (pass_manager::get_pass_by_name): ...this method.
3110 (enable_disable_pass): Convert use of get_pass_by_name to
3111 a method call, locating the pass_manager singleton.
3113 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3115 * genattr-common.c (main): Convert argv from char ** to const char **.
3116 * genattr.c (main): Likewise.
3117 * genattrtab.c (main): Likewise.
3118 * genautomata.c (initiate_automaton_gen): Likewise.
3120 * gencodes.c (main): Likewise.
3121 * genconditions.c (main): Likewise.
3122 * genconfig.c (main): Likewise.
3123 * genconstants.c (main): Likewise.
3124 * genemit.c (main): Likewise.
3125 * genenums.c (main): Likewise.
3126 * genextract.c (main): Likewise.
3127 * genflags.c (main): Likewise.
3128 * genmddeps.c (main): Likewise.
3129 * genopinit.c (main): Likewise.
3130 * genoutput.c (main): Likewise.
3131 * genpeep.c (main): Likewise.
3132 * genpreds.c (main): Likewise.
3133 * genrecog.c (main): Likewise.
3134 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3135 (init_rtx_reader_args): Likewise.
3136 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3137 (init_rtx_reader_args): Likewise.
3138 * gentarget-def.c (main): Likewise.
3139 * read-md.c (read_md_files): Likewise.
3140 * read-md.h (read_md_files): Likewise.
3142 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3144 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3145 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3146 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3147 Remove unused predicate.
3148 (register_and_not_fp_reg_operand): Ditto.
3150 2016-05-06 Martin Liska <mliska@suse.cz>
3152 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3153 instead of vec as the vector is local to the function.
3155 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3157 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3158 avx512bw alternative.
3160 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3161 before the ashr<mode>3 pattern.
3163 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3164 v instead of x in vex or maybe_vex alternatives, use
3165 maybe_evex instead of vex in prefix.
3167 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3168 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3169 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3170 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3173 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3174 v instead of x in vex or maybe_vex alternatives, use
3175 maybe_evex instead of vex in prefix.
3177 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3178 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3179 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3180 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3181 alternatives, use maybe_evex instead of vex in prefix.
3183 * config/i386/sse.md (vec_interleave_lowv4sf,
3184 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3185 v instead of x in vex or maybe_vex alternatives, use
3186 maybe_evex instead of vex in prefix.
3188 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3189 v instead of x in vex or maybe_vex alternatives, use
3190 maybe_evex instead of vex in prefix.
3192 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3193 v constraint instead of x.
3195 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3197 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3198 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3201 2016-05-06 Richard Biener <rguenther@suse.de>
3203 PR tree-optimization/70948
3204 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3205 Properly clobber all fields of va_list for __builtin_va_start.
3207 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3210 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3211 loop latch destination.
3213 2016-05-06 Martin Liska <mliska@suse.cz>
3215 * tree-ssa-uninit.c: Apply manual changes
3216 to the GNU coding style.
3217 (prune_uninit_phi_opnds): Rename from
3218 prune_uninit_phi_opnds_in_unrealizable_paths.
3220 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3222 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3223 mspace): Remove deprecated options.
3224 * doc/invoke.texi (SH options): Remove -mspace.
3226 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3228 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3230 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3232 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3233 corresponding combine split pattern.
3235 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3238 * config/sh/predicates.md (long_displacement_mem_operand): New.
3239 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3240 Add movi20, movi20s alternatives. Adjust length attribute for
3242 (movsi_ie): Allow for any FPU. Adjust length attribute for
3244 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3245 attribute for alternatives.
3246 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3247 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3248 length attribute for alternatives.
3250 2016-05-06 Richard Biener <rguenther@suse.de>
3252 PR tree-optimization/70960
3253 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3255 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3258 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3259 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3261 2016-05-06 Marek Polacek <polacek@redhat.com>
3264 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3266 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3269 * config/sh/sh.md (*rotcr): Add another variant.
3271 2016-05-06 Richard Biener <rguenther@suse.de>
3274 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
3276 2016-05-06 Richard Biener <rguenther@suse.de>
3279 * fold-const.c (split_tree): Always convert to the original type
3282 2016-05-06 Richard Biener <rguenther@suse.de>
3284 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
3285 (fwprop_addr): Likewise.
3287 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3290 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
3292 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
3293 * config/i386/i386.md (push mem splitter): Use find_constant_src in
3294 the splitter condition.
3295 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
3296 the splitter condition.
3297 (FP float_extend load splitter): Ditto.
3299 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
3301 * config/i386/i386.md (peehole2 patterns): Change true_regnum
3302 to REGNO in all peephole2 patterns.
3303 (post-reload splitters): Change true_regnum to REGNO in
3304 post-reload splitters.
3305 (zero_extend splitters): Use general_reg_operand and
3306 nonimmediate_gr_operand predicates.
3308 2016-05-05 Jakub Jelinek <jakub@redhat.com>
3310 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
3311 v constraint instead of x.
3313 2016-05-05 Alan Modra <amodra@gmail.com>
3316 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3317 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
3318 TARGET_NO_FP_IN_TOC for -mrelocatable.
3319 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
3320 TARGET_RELOCATABLE test.
3321 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3322 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3323 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3324 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3325 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3326 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3327 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3328 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3329 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3330 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3332 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
3333 (rs6000_stack_info): Likewise.
3334 (rs6000_elf_asm_out_constructor): Likewise.
3335 (rs6000_elf_asm_out_destructor): Likewise.
3336 (rs6000_elf_declare_function_name): Likewise.
3337 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
3338 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
3341 2016-05-05 Alan Modra <amodra@gmail.com>
3343 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
3345 2016-05-05 Alan Modra <amodra@gmail.com>
3347 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
3348 out-of-line gpr restore for one or two regs if that would add
3351 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
3354 * config/i386/i386.md
3355 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
3356 Change to post-epilogue_completed late splitter. Use sse_reg_operand
3357 as operand 0 predicate.
3358 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
3360 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
3361 Ditto. Emit the pattern using RTX.
3363 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
3364 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
3365 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
3366 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
3368 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
3369 sse_reg_operand as operand 0 predicate.
3371 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
3372 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
3373 instead of gen_rtx_REG.
3374 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
3377 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3379 * function.c (emit_use_return_register_into_block): Delete.
3380 (gen_return_pattern): Delete.
3381 (emit_return_into_block): Delete.
3382 (active_insn_between): Delete.
3383 (convert_jumps_to_returns): Delete.
3384 (emit_return_for_exit): Delete.
3385 (thread_prologue_and_epilogue_insns): Delete all code dealing with
3386 simple_return for shrink-wrapped blocks.
3387 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
3388 end of blocks that need one.
3389 (get_unconverted_simple_return): Delete.
3390 (convert_to_simple_return): Delete.
3391 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
3392 (convert_to_simple_return): Ditto.
3394 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3396 * cfgcleanup.c (bb_is_just_return): New function.
3397 (try_optimize_cfg): Simplify jumps to return, branches to return,
3398 and branches around return.
3400 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3402 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3405 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3409 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3410 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3411 assert flags & OEP_HASH_CHECK, instead of asserting it
3412 never happens. Handle TARGET_EXPR.
3413 * fold-const.c (operand_equal_p): For hash verification,
3414 or in OEP_HASH_CHECK into flags.
3416 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3418 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3420 (compute_samebase_partition_bases): Fix typo.
3422 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3424 * config/i386/sse.md (vec_interleave_highv8sf,
3425 vec_interleave_lowv8sf, vec_interleave_highv4df,
3426 vec_interleave_lowv4df): Remove constraints from expanders.
3428 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3430 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3432 * tree-inline.c (expand_call_inline): Fix path dealing with
3433 making lhs of call statement undefined.
3435 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3437 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3438 Check availability on NODE, too.
3439 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3440 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3441 (varpool_node::call_for_symbol_and_aliase): Likewise.
3442 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3443 (propagate_pure_const): Propagate across interposable functions, too.
3444 (skip_function_for_local_pure_const): Do not skip interposable bodies
3446 (pass_local_pure_const::execute): Update.
3448 2016-05-04 Marek Polacek <polacek@redhat.com>
3450 * doc/invoke.texi: Document -Wdangling-else.
3452 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3454 * config.gcc: Error out when conflicting multilib is detected. Do not
3455 loop over multilibs since no combination is legal.
3457 2016-05-04 Alan Modra <amodra@gmail.com>
3459 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3460 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3461 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3464 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3466 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3467 Clean up p5600 comments.
3469 2016-05-04 Richard Biener <rguenther@suse.de>
3471 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3472 constructor simplifications.
3473 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3475 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3477 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3478 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3479 result.set_rtx is null instead of aborting.
3480 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3482 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3483 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3484 *mov<mode>_store_postinc): New patterns.
3486 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3488 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3489 as commutative. Check both conversions are NOP.
3490 ((A & B) OP (C & B)): Remove.
3492 2016-05-04 Alan Modra <amodra@gmail.com>
3494 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3496 2016-05-04 Alan Modra <amodra@gmail.com>
3499 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3500 when cr2,3,4 are all fixed regs.
3502 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3504 PR rtl-optimization/57193
3505 * opts.c (default_options_table): Revert OPT_frename_registers change.
3506 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3508 2016-05-03 Martin Sebor <msebor@redhat.com>
3511 * builtins.c (fold_builtin_FILE): New function.
3512 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3513 (fold_builtin_0): Call them.
3514 * gimplify.c (gimplify_call_expr): Remove the handling of
3515 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3518 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3519 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3523 * doc/extend.texi (Function Names as Strings): Update __func__,
3524 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3527 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3528 Richard Biener <rguenther@suse.de>
3530 PR tree-optimization/70916
3531 * tree-if-conv.c: Include cfganal.h.
3532 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3533 and remove_fake_exit_edges around the optimization pass.
3535 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3537 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3538 (cgraph_edge::make_direct): Likewise.
3539 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3540 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3541 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3542 (CIF_THUNK): New code.
3543 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3544 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3545 (compute_inline_parameters): Set inline_failed for thunks.
3546 (inline_analyze_function): Cleanup.
3547 * ipa-inline.c (can_inline_edge_p): Do not deal with
3548 call_stmt_cannot_inline_p.
3549 (can_early_inline_edge_p): Likewise.
3550 (early_inliner): Initialize inline_failed.
3551 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3553 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3555 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3556 from nonimm_ssenomem_operand.
3557 (nonimm_ssenomem_operand): New predicate.
3558 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3559 as operand 0 predicate.
3560 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3561 Disable unsupported alternatives using "enabled" attribute.
3562 Use register_ssemem_operand as operand 0 predicate.
3563 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3565 2016-05-03 Marek Polacek <polacek@redhat.com>
3568 * input.c (expansion_point_location): New function.
3569 * input.h (expansion_point_location): Declare.
3571 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3573 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3574 occurence with frame_offset_ ones.
3576 2016-05-03 Alan Modra <amodra@gmail.com>
3578 PR rtl-optimization/70890
3579 * ira.c (combine_and_move_insns): When moving def_insn, remove
3582 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3584 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3585 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3586 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3587 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3589 2016-05-03 Alan Modra <amodra@gmail.com>
3591 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3592 for SAVE_MULTIPLE/STORE_MULTIPLE.
3594 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3596 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3597 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3599 2016-05-03 Richard Biener <rguenther@suse.de>
3601 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3603 (gimplify_arg): Likewise.
3604 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3605 re-writing the result to a decl if required.
3606 (internal_get_tmp_var): Add allow_ssa parameter
3607 and override into_ssa with it.
3608 (get_formal_tmp_var): Adjust.
3609 (get_initialized_tmp_var): Add allow_ssa parameter.
3610 (gimplify_arg): Add allow_ssa parameter and avoid generating
3611 SSA names for the result false.
3612 (gimplify_call_expr): If the call may return twice do not
3613 gimplify parameters into SSA.
3614 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3615 (gimplify_modify_expr): Adjust assert. For noreturn calls
3616 with a SSA name LHS adjust its def.
3617 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3618 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3619 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3620 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3621 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3622 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3623 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3624 (optimize_target_teams): Do not allow SSA names for clause operands.
3625 (gimplify_expr): Likewise for where we mark the result addressable.
3626 * passes.def (pass_init_datastructures): Remove.
3627 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3628 (rewrite_stmt): Likewise.
3629 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3630 (replace_locals_op): Replace SSA names.
3631 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3632 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3633 * cgraph.c (release_function_body): Free CFG annotations only
3634 when we have a CFG. Simplify.
3635 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3636 force_gimple_operand instead of get_initialized_tmp_var.
3637 * tree-pass.h (make_pass_init_datastructures): Remove.
3638 * tree-ssa.c (execute_init_datastructures): Remove.
3639 (pass_data_init_datastructures): Likewise.
3640 (class pass_init_datastructures): Likewise.
3641 (make_pass_init_datastructures): Likewise.
3642 * omp-low.c (create_omp_child_function): Init SSA data structures.
3643 (grid_expand_target_grid_body): Likewise.
3644 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3645 name before adding it to names_to_release.
3646 (remove_bb): Always release SSA defs.
3647 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3648 before dereferencing it.
3649 * cgraphunit.c (init_lowered_empty_function): Always
3650 int SSA data structures.
3651 * tree-ssanames.c (release_defs): Remove assert that we are in
3653 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3655 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3656 Uros Bizjak <ubizjak@gmail.com>
3658 PR rtl-optimization/70467
3659 * config/i386/predicates.md (x86_64_hilo_int_operand,
3660 x86_64_hilo_general_operand): New predicates.
3661 * config/i386/constraints.md (Wd): New constraint.
3662 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3663 (general_hilo_operand): New mode attr.
3664 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3665 instead of <general_operand>.
3666 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3667 x86_64_hilo_general_operand instead of <general_operand>.
3669 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3671 PR tree-optimization/70916
3672 * tree-if-conv.c (constant_or_ssa_name): Removed.
3673 (fold_build_cond_expr): Use is_gimple_val instead of
3674 constant_or_ssa_name.
3676 PR tree-optimization/70916
3677 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3678 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3681 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3682 (optimize_atomic_bit_test_and): New function.
3683 (pass_fold_builtins::execute): Use it.
3684 * optabs.def (atomic_bit_test_and_set_optab,
3685 atomic_bit_test_and_complement_optab,
3686 atomic_bit_test_and_reset_optab): New optabs.
3687 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3688 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3689 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3690 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3691 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3692 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3693 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3694 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3695 atomic_bit_test_and_complement@var{mode},
3696 atomic_bit_test_and_reset@var{mode}): Document.
3697 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3698 atomic_bit_test_and_complement<mode>,
3699 atomic_bit_test_and_reset<mode>): New expanders.
3700 (atomic_bit_test_and_set<mode>_1,
3701 atomic_bit_test_and_complement<mode>_1,
3702 atomic_bit_test_and_reset<mode>_1): New insns.
3704 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3706 PR rtl-optimization/70687
3707 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3708 instead of unsigned HOST_WIDE_INT.
3710 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3712 PR rtl-optimization/44281
3713 * hard-reg-set.h (struct target_hard_regs): New field
3714 x_fixed_nonglobal_reg_set.
3715 (fixed_nonglobal_reg_set): New macro.
3716 * reginfo.c (init_reg_sets_1): Initialize it.
3717 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3719 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3721 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3723 PR tree-optimization/56541
3724 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3725 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3726 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3727 (any_complicated_phi): new static variable.
3728 (aggressive_if_conv): delete.
3729 (if_convertible_phi_p): support phis with more than two arguments.
3730 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3731 critical pred edges.
3732 (ifcvt_split_critical_edges): support phis with more than two
3733 arguments by checking new parameter. only split critical edges
3735 (tree_if_conversion): handle simd pragma marked loop using new
3736 local variable aggressive_if_conv. check any_complicated_phi.
3738 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3740 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3743 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3745 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3748 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3750 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3751 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3752 define_insn_and_split.
3753 (mulsi3_i): New define_insn_and_split.
3754 (mulsi3_call): Convert to define_insn.
3755 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3758 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3760 * machmode.h (mode_complex): Add support to give the complex mode
3762 (GET_MODE_COMPLEX_MODE): Likewise.
3763 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3764 stored by build_complex_type and gfc_build_complex_type instead of
3765 trying to figure out the appropriate mode based on the size. Raise
3766 an assertion error, if the type was not set.
3767 * genmodes.c (struct mode_data): Add field for the complex type of
3769 (blank_mode): Likewise.
3770 (make_complex_modes): Remember the complex mode created in the
3772 (emit_mode_complex): Write out the mode_complex array to map a
3773 type mode to the complex version.
3774 (emit_insn_modes_c): Likewise.
3775 * tree.c (build_complex_type): Set the complex type to use before
3776 calling layout_type.
3777 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3778 support for __float128 complex datatypes.
3779 (rs6000_hard_regno_mode_ok): Likewise.
3780 (rs6000_setup_reg_addr_masks): Likewise.
3781 (rs6000_complex_function_value): Likewise.
3782 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3783 __float128 and __ibm128 complex.
3784 (FLOAT128_IBM_P): Likewise.
3785 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3786 * doc/extend.texi (Additional Floating Types): Document that
3787 -mfloat128 must be used to enable __float128. Document complex
3788 __float128 and __ibm128 support.
3790 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3793 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3794 char/short arguments promoted to int because of promote_prototypes.
3796 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3798 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3799 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3800 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3801 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3802 alternatives using "enabled" attribute. Use register_ssemem_operand
3803 as operand 1 predicate.
3804 (*cmpi<unord>xf_i387): Split XFmode pattern from
3805 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3806 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3807 *absneg<mode>2_i387. Disable unsupported alternatives using
3808 "enabled" attribute.
3809 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3811 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3813 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3815 (oacc_loop_process): Check mask for loop termination.
3817 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3819 * cif-code.def (CIF_THUNK): Add.
3820 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3823 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3825 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3826 (dump_inline_summary): Dump it.
3827 (fp_expression_p): New predicate.
3828 (estimate_function_body_sizes): Use it.
3829 (inline_merge_summary): Merge fp_expressions.
3830 (inline_read_section): Read fp_expressions.
3831 (inline_write_summary): Write fp_expressions.
3832 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3833 codegen boundary if either caller or callee is !fp_expressions.
3834 * ipa-inline.h (inline_summary): Add fp_expressions.
3835 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3836 to fp_expressions be sure the fp generation flags are updated.
3838 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3840 PR rtl-optimization/70467
3841 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3843 PR rtl-optimization/70467
3844 * ipa-pure-const.c (check_call): Handle internal calls even in
3845 ipa mode like in local mode.
3847 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3849 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3851 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3853 * match.pd (X u< X, X u> X): New transformations.
3855 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3857 * flag-types.h (enum warn_strict_overflow_code): Move ...
3858 * coretypes.h: ... here.
3859 * fold-const.h (fold_overflow_warning): Declare.
3860 * fold-const.c (fold_overflow_warning): Make non-static.
3861 (fold_comparison): Move the transformation of X +- C1 CMP C2
3862 into X CMP C2 -+ C1 ...
3863 * match.pd: ... here.
3864 * gimple-fold.c (fold_stmt_1): Protect with
3865 fold_defer_overflow_warnings.
3867 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3869 * omp-low.c (struct oacc_loop): Add 'inner' field.
3870 (new_oacc_loop_raw): Initialize it to zero.
3871 (oacc_loop_fixed_partitions): Initialize it.
3872 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3873 available partitioning.
3875 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3877 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3879 (umulsidi3): Likewise.
3880 (indirect_jump): Fix jump instruction assembly patterns.
3882 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3885 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3886 (nvptx_function_value): Assert non-NULL cfun.
3888 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3890 PR rtl-optimization/70886
3891 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3893 * cselib.h (rtx_equal_for_cselib_1): Declare.
3894 (rtx_equal_for_cselib_p: New inline function.
3895 * cselib.c (rtx_equal_for_cselib_p): Delete.
3896 (rtx_equal_for_cselib_1): Make public.
3898 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3900 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3901 (register_mixssei387nonimm_operand): Remove predicate.
3902 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3903 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3904 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3905 for TARGET_MIX_SSE_I387 alternatives.
3906 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3907 Disable unsupported alternatives using "enabled" attribute. Use
3908 nonimm_ssenomem_operand as operand 1 predicate. Also check
3909 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3911 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3913 * tree.c (cst_and_fits_in_hwi): Simplify.
3915 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3917 * tree.h (wi::to_wide): New function.
3918 * expr.c (expand_expr_real_1): Use wi::to_wide.
3919 * fold-const.c (int_const_binop_1): Likewise.
3920 (extract_muldiv_1): Likewise.
3922 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3924 * wide-int.h: Update offset_int and widest_int documentation.
3925 (WI_SIGNED_SHIFT_RESULT): New macro.
3926 (wi::binary_shift): Define signed_shift_result_type for
3927 shifts on offset_int- and widest_int-like types.
3928 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3929 * tree.h (int_bit_position): Use shift operators instead of wi::
3931 * alias.c (adjust_offset_for_component_ref): Likewise.
3932 * expr.c (get_inner_reference): Likewise.
3933 * fold-const.c (fold_comparison): Likewise.
3934 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3935 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3936 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3937 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3938 (stmt_kills_ref_p): Likewise.
3939 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3940 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3941 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3942 (ao_ref_init_from_vn_reference): Likewise.
3944 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3946 * wide-int.h: Update offset_int and widest_int documentation.
3947 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3948 (wi::binary_traits): Allow ordered comparisons between offset_int and
3949 offset_int, between widest_int and widest_int, and between either
3950 of these types and basic C types.
3951 (operator <, <=, >, >=): Define for the same combinations.
3952 * tree.h (tree_int_cst_lt): Use comparison operators instead
3953 of wi:: comparisons.
3954 (tree_int_cst_le): Likewise.
3955 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3956 (fold_nonarray_ctor_reference): Likewise.
3957 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3958 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3959 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3960 * tree-sra.c (completely_scalarize): Likewise.
3961 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3962 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3963 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3964 (check_for_binary_op_overflow): Likewise.
3965 (search_for_addr_array): Likewise.
3966 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3968 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3970 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3971 (arc_save_restore): Likewise.
3972 (arc_dwarf_register_span): Likewise.
3973 (arc_output_pic_addr_const): Initialize suffix variable.
3975 2016-05-02 Martin Liska <mliska@suse.cz>
3977 * symbol-summary.h (function_summary::function_summary):
3978 Remove checking assert for all cgraph nodes.
3979 (function_summary::get): Check summary_uid.
3980 (symtab_insertion): Check summary_uid.
3982 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3984 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3985 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3987 (arc_dwarf_register_span): Remove enum keyword.
3988 (compact_memory_operand_p): New function.
3989 * config/arc/arc.h (reg_class): Add code density register classes.
3990 (REG_CLASS_NAMES): Likewise.
3991 (REG_CLASS_CONTENTS): Likewise.
3992 * config/arc/arc.md (*movqi_insn): Add code density instructions.
3993 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
3994 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
3995 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
3996 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
3998 (h, Rcd, Rsd, Rzd): New register constraints.
3999 (T): Use compact_memory_operand_p function.
4000 * config/arc/predicates.md (compact_load_memory_operand): Remove.
4002 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4004 * config/sh/sh.md (*negnegt, *movtt): Remove.
4006 2016-05-02 Marek Polacek <polacek@redhat.com>
4007 Tom de Vries <tom@codesourcery.com>
4009 PR tree-optimization/70700
4010 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
4011 bigger than FIRST_REF_NODE.
4013 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4016 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
4018 (prepare_cbranch_operands): Don't use scratch register. Assume that
4019 function is used when pseudos can be created.
4020 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
4021 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
4022 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
4023 define_expand. Allow it only when pseudos can be created.
4024 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
4026 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
4028 * config/i386/constraints.md (BC): Only allow -1 operands.
4029 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
4030 Add "enabled" attribute. Update XI mode attribute calculation.
4031 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
4032 (*movoi_internal_avx): Update XI mode attribute calculation.
4033 (*movti_internal): Ditto.
4035 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4037 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
4038 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
4040 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
4042 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
4043 statement on instruction code. Remove trailing spaces.
4044 (altivec_expand_stv_builtin): Likewise.
4046 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4048 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
4049 (TARGET_FPU_DOUBLE): Simplify.
4050 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
4051 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
4052 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
4053 with 'TARGET_FPU_DOUBLE'.
4054 * config/sh/sh.md: Likewise.
4056 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4058 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4059 SH_DIV_STR_FOR_SIZE): Remove.
4060 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4061 SH_DIV_STR_FOR_SIZE): Remove.
4063 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4065 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4066 logical_reg_operand): Delete.
4067 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4068 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4069 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4070 match_operand and match_test.
4071 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4072 variables on their first use. Return bool values.
4073 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4074 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4075 arith_reg_operand for input operand. Remove empty constraints.
4077 (*xorsi3_compact): Rename to xorsi3.
4078 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4079 (*zero_extend<mode>si2_disp_mem): Update comment.
4082 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4084 * config/sh/t-sh: Remove SH5 support.
4085 * config.gcc: Likewise.
4086 * configure: Likewise.
4088 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4090 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4092 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4094 * config/sh/sh.c (register_sh_passes, sh_option_override,
4095 sh_print_operand, prepare_move_operands,
4096 sh_can_follow_jump): Remove TARGET_SH1 checks.
4097 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4098 PROMOTE_MODE): Likewise.
4099 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4102 2016-04-30 Alan Modra <amodra@gmail.com>
4104 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4105 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4106 Check for user regs later to avoid unnecessary looping over regs.
4107 Merge user reg check with non-saved reg check. Don't force
4108 inline VR restore when static chain used.
4109 (rs6000_frame_related): Omit eh_frame info for user regs when
4111 (fixed_regs_p): Delete.
4113 2016-04-30 Alan Modra <amodra@gmail.com>
4115 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4116 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4119 2016-04-30 Alan Modra <amodra@gmail.com>
4122 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4123 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4126 2016-04-30 Alan Modra <amodra@gmail.com>
4128 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4129 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4130 flag_pic test for Darwin.
4132 2016-04-30 Alan Modra <amodra@gmail.com>
4134 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4135 throw_calls_crossed.
4136 (REG_FREQ_CALLS_CROSSED): Delete.
4137 (REG_N_THROWING_CALLS_CROSSED): Delete.
4138 * regstat.c (regstat_bb_compute_ri): Don't calculate
4139 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4140 (dump_reg_info): Don't print call cross frequency.
4141 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4142 and REG_N_THROWING_CALLS_CROSSED.
4144 2016-04-30 Alan Modra <amodra@gmail.com>
4146 * regs.h (struct reg_info_t): Delete live_length.
4147 (REG_LIVE_LENGTH): Delete macro.
4148 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4149 local_live, local_processed and local_live_last_luid params.
4150 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4152 (regstat_compute_ri): Adjust for above. Don't set
4154 (dump_reg_info): Don't print live length.
4155 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4156 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4157 Localize loop_depth var.
4159 2016-04-30 Alan Modra <amodra@gmail.com>
4161 * ira.c (enum valid_equiv): New.
4162 (validate_equiv_mem): Return enum.
4163 (update_equiv_mem): Create replacement in more cases.
4164 (add_store_equivs): Update validate_equiv_mem call.
4166 2016-04-30 Alan Modra <amodra@gmail.com>
4168 * ira.c (combine_and_move_insns): Rather than scanning insns,
4169 use DF infrastucture to find use and def insns.
4171 2016-04-30 Alan Modra <amodra@gmail.com>
4173 ira.c (combine_and_move_insns): Move invariant conditions..
4174 (ira.c): ..to here. Call combine_and_move_insns before
4175 add_store_equivs. Call grow_reg_equivs later. Allocate
4176 req_equiv later using max_reg_num() rather than global max_regno.
4177 (contains_replace_regs): Delete.
4178 (add_store_equivs): Remove contains_replace_regs test.
4180 2016-04-30 Alan Modra <amodra@gmail.com>
4182 * ira.c (struct equiv_mem_data): New.
4183 (equiv_mem, equiv_mem_modified): Delete static vars.
4184 (validate_equiv_mem_from_store): Use "data" param to communicate..
4185 (validate_equiv_mem): ..from here.
4187 2016-04-30 Alan Modra <amodra@gmail.com>
4189 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4191 (update_reg_equivs): ..here. Move allocation and freeing of
4192 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4193 end_alias_analysis to..
4196 2016-04-30 Alan Modra <amodra@gmail.com>
4198 * ira.c (pdx_subregs): Delete.
4199 (struct equivalence): Add pdx_subregs field.
4200 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4202 (update_equiv_regs): Don't create or free pdx_subregs. Update
4205 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4207 * config/rs6000/altivec.h: Change definitions of vec_xl and
4209 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4210 (LD_ELEMREV_V2DI): New.
4211 (LD_ELEMREV_V4SF): New.
4212 (LD_ELEMREV_V4SI): New.
4213 (LD_ELEMREV_V8HI): New.
4214 (LD_ELEMREV_V16QI): New.
4215 (ST_ELEMREV_V2DF): New.
4216 (ST_ELEMREV_V2DI): New.
4217 (ST_ELEMREV_V4SF): New.
4218 (ST_ELEMREV_V4SI): New.
4219 (ST_ELEMREV_V8HI): New.
4220 (ST_ELEMREV_V16QI): New.
4223 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4224 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4225 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4226 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4227 (altivec_expand_builtin): Add handling for
4228 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4229 (rs6000_invalid_builtin): Add error-checking for
4230 RS6000_BTM_P9_VECTOR.
4231 (altivec_init_builtins): Define builtins used to implement vec_xl
4233 (rs6000_builtin_mask_names): Define power9-vector.
4234 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4235 (RS6000_BTM_P9_VECTOR): Define.
4236 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4237 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4238 (vsx_ld_elemrev_v2df): Likewise.
4239 (vsx_ld_elemrev_v4sf): Likewise.
4240 (vsx_ld_elemrev_v4si): Likewise.
4241 (vsx_ld_elemrev_v8hi): Likewise.
4242 (vsx_ld_elemrev_v16qi): Likewise.
4243 (vsx_st_elemrev_v2df): Likewise.
4244 (vsx_st_elemrev_v2di): Likewise.
4245 (vsx_st_elemrev_v4sf): Likewise.
4246 (vsx_st_elemrev_v4si): Likewise.
4247 (vsx_st_elemrev_v8hi): Likewise.
4248 (vsx_st_elemrev_v16qi): Likewise.
4249 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4252 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4254 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4256 (simplify_control_stmt_condition_1): ... here. Recurse into
4257 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4259 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4262 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
4263 (zero_extendqi<mode>2_dot): Revert earlier conversion from
4264 define_insn_and_split to define_insn.
4265 (zero_extendqi<mode>2_dot2): Same.
4266 (extendqi<mode>2_dot): Same.
4267 (extendqi<mode>2_dot2): Same.
4269 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4271 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
4272 (probe_stack): New expander.
4273 (probe_stack_<mode>): New insn pattern.
4275 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4277 * config/i386/i386.md
4278 (operations with memory inputs setting flags peephole2):
4279 Remove uneeded REG_P checks. Cleanup pattern generation.
4281 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
4283 * tree-vect-loop.c (vect_transform_loop): Fix
4284 nb_iterations_upper_bound computation for vectorized loop.
4286 2016-04-29 Marek Polacek <polacek@redhat.com>
4287 Jakub Jelinek <jakub@redhat.com>
4290 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4291 TARGET_EXPR_SLOT as a base.
4293 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
4295 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
4296 with 'rCm2' constraints to limit possible immediate size.
4297 (*load_zeroextendqisi_update): Likewise.
4298 (*load_signextendqisi_update): Likewise.
4299 (*loadhi_update): Likewise.
4300 (*load_zeroextendhisi_update): Likewise.
4301 (*load_signextendhisi_update): Likewise.
4302 (*loadsi_update): Likewise.
4303 (*loadsf_update): Likewise.
4305 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4307 * config/i386/predicates.md (constm1_operand): Fix comparison.
4309 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4311 * testsuite/gcc.target/arc/ieee_eq.c: New test.
4313 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
4315 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
4316 remaining SH5 related settings.
4317 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
4318 shmedia_prepare_call_address): Delete.
4319 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
4320 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
4321 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
4322 UNSUPPORTED_SH2A): Remove m5 checks.
4323 (sh_divide_strategy_e): Remove SH5 division strategies.
4324 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
4325 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
4327 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4329 * config/s390/s390.c (s390_rtx_costs): Update documentation.
4331 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4333 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
4334 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
4336 * config/s390/vector.md ("mov<mode>"): Likewise.
4338 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
4340 * config/s390/constraints.md ("U", "W"): Invoke
4341 s390_mem_constraint with "ZR" and "ZT".
4342 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
4343 addresses when using LRA. Accept also short displacements for S
4344 and T constraints. Do not check for long displacement target for
4345 S and T constraints.
4346 (s390_mem_constraint): Remove handling of U and W constraints.
4347 * config/s390/s390.md (various patterns): Remove the short
4348 displacement constraints (Q and R) if a long displacement
4349 constraint is present. Add longdisp as required CPU capability.
4350 * config/s390/vector.md: Likewise.
4351 * config/s390/vx-builtins.md: Likewise.
4353 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4356 * reload1.c (reload): Call finish_spills before
4357 restarting reload loop. Skip select_reload_regs
4358 if update_eliminables_and_spill returns true.
4360 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4362 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
4363 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
4364 (umulhisi3_imm): Update predicates and constraint letters.
4365 (umulhisi3_reg): Declare instruction as commutative.
4366 * config/arc/constraints.md (J12, J16): New constraints.
4367 * config/arc/predicates.md (short_unsigned_const_operand): New
4369 (arc_short_operand): Likewise.
4370 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
4372 2016-04-29 Richard Biener <rguenther@suse.de>
4374 PR tree-optimization/13962
4375 PR tree-optimization/65686
4376 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
4377 * tree-ssa-alias.c (ptrs_compare_unequal): New function
4378 using PTA to compare pointers.
4379 * match.pd: Add pattern for pointer equality compare simplification
4380 using ptrs_compare_unequal.
4382 2016-04-29 Richard Biener <rguenther@suse.de>
4384 * stor-layout.c (layout_type): Do not build a pointer-to-element
4387 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4389 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
4390 Use SWI mode iterator. Use general_reg_operand predicate.
4391 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
4392 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
4395 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4398 * fold-const.c (operand_equal_p): Don't verify hash value equality
4400 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4403 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4406 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4407 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4408 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4409 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4410 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4412 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4414 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4415 to info. Don't initialize separate fields to 0. Clean up
4418 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4420 * config/i386/i386.md (peephole2s for operations with memory inputs):
4421 Use SWI mode iterator.
4422 (peephole2s for operations with memory outputs): Ditto.
4423 Do not check for stack checking probe.
4425 (probe_stack): Remove expander.
4427 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4428 Andrew Burgess <andrew.burgess@embecosm.com>
4430 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4431 operands as 32-bits.
4433 2016-04-28 Jason Merrill <jason@redhat.com>
4435 * gdbinit.in: Skip line-map.h.
4437 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4438 Andrew Burgess <andrew.burgess@embecosm.com>
4440 * config/arc/arc.c (arc_conditional_register_usage): Take
4441 TARGET_RRQ_CLASS into account.
4442 (arc_print_operand): Support printing 'p' and 's' operands.
4443 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4445 (TARGET_RRQ_CLASS): Define.
4446 (IS_POWEROF2_OR_0_P): Define.
4447 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4449 (*tst_movb): New define_insn.
4450 (*tst): Avoid recognition if it could prevent '*tst_movb'
4451 combination; replace c/CnL with c/Chs alternative.
4452 (*tst_bitfield_tst): New define_insn.
4453 (*tst_bitfield_asr): New define_insn.
4454 (*tst_bitfield): New define_insn.
4455 (andsi3_i): Add Rrq variant.
4456 (extzv): New define_expand.
4457 (insv): New define_expand.
4458 (*insv_i): New define_insn.
4459 (*movb): New define_insn.
4460 (*movb_signed): New define_insn.
4461 (*movb_high): New define_insn.
4462 (*movb_high_signed): New define_insn.
4463 (*movb_high_signed + 1): New define_split pattern.
4464 (*mrgb): New define_insn.
4465 (*mrgb + 1): New define_peephole2 pattern.
4466 (*mrgb + 2): New define_peephole2 pattern.
4467 * config/arc/arc.opt (mbitops): New option for nps400, uses
4468 TARGET_NPS_BITOPS_DEFAULT.
4469 * config/arc/constraints.md (q): Make register class conditional.
4470 (Rrq): New register constraint.
4471 (Chs): New constraint.
4472 (Clo): New constraint.
4473 (Chi): New constraint.
4474 (Cbf): New constraint.
4475 (Cbn): New constraint.
4476 (C18): New constraint.
4477 (Cbi): New constraint.
4479 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4481 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4483 (bitmap_intersection_of_preds): Ditto.
4484 (bitmap_union_of_succs): Ditto.
4485 (bitmap_union_of_preds): Ditto.
4486 * sbitmap.c (do_popcount): Delete.
4487 (BITMAP_DEBUGGING): Delete.
4488 (sbitmap_verify_popcount): Delete.
4489 (sbitmap_alloc): Don't initialize the popcount field.
4490 (sbitmap_alloc_with_popcount): Delete.
4491 (sbitmap_resize): Don't resize the popcount array.
4492 (sbitmap_vector_alloc): Don't initialize the popcount field.
4493 (bitmap_copy): Don't copy the popcount array.
4494 (bitmap_clear): Don't clear the popcount array.
4495 (bitmap_clear): Delete the popcount array handling.
4496 (bitmap_ior_and_compl): Delete the popcount assert.
4497 (bitmap_not): Ditto.
4498 (bitmap_and_compl): Ditto.
4499 (bitmap_and): Delete the popcount array handling.
4500 (bitmap_xor): Ditto.
4501 (bitmap_ior): Ditto.
4502 (bitmap_or_and): Delete the popcount assert.
4503 (bitmap_and_or): Ditto.
4504 (popcount_table): Delete.
4505 (sbitmap_elt_popcount): Delete.
4506 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4507 (bitmap_set_bit): Delete the popcount assert.
4508 (bitmap_clear_bit): Ditto.
4509 (sbitmap_free): Don't free the popcount array.
4510 (sbitmap_alloc_with_popcount): Delete declaration.
4511 (sbitmap_popcount): Ditto.
4513 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4514 Andrew Burgess <andrew.burgess@embecosm.com>
4516 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4517 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4518 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4519 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4520 * config/arc/arc.opt (mcmem): New option.
4521 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4522 supply length for r/m alternative.
4523 (*extendqisi2_ac): Likewise.
4524 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4526 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4527 (movhi_insn): Likewise.
4528 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4529 (*zero_extendqihi2_i): Add r/Ucm alternative.
4530 (*zero_extendqisi2_ac): Likewise.
4531 (*zero_extendhisi2_i): Likewise.
4532 * config/arc/constraints.md (Uex): New memory constraint.
4533 (Ucm): New define_constraint.
4534 * config/arc/predicates.md (long_immediate_loadstore_operand):
4535 Return 0 for MEM with cmem_address address.
4536 (cmem_address_0): New predicates.
4537 (cmem_address_1): Likewise.
4538 (cmem_address_2): Likewise.
4539 (cmem_address): Likewise.
4541 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4543 * config/rs6000/rs6000.c (machine_function): Rename
4544 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4545 (rs6000_stack_info): Adjust.
4547 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4548 Andrew Burgess <andrew.burgess@embecosm.com>
4550 * config/arc/constraints.md (Usd): Convert to define_constraint.
4554 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4557 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4558 Add new peephole2 where the first insn is *mov<mode>_or instead of
4559 *mov<mode>_internal.
4561 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4563 * tracer.c (bb_seen): Make static.
4565 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4567 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4568 support, setup defaults.
4569 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4570 * config/arc/arc.c (arc_init): Add NPS400 support.
4571 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4572 (TARGET_ARC700): NPS400 is also an ARC700.
4573 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4575 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4578 * config/nds32/nds32.md (casesi): Don't access the operands array
4581 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4583 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4584 (or $-1,reg peephole2): Ditto.
4585 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4587 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4589 * doc/extend.texi (Common Function Attributes) [optimize]:
4590 Discourage use of the optimize attribute.
4592 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4594 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4595 special case builtin.
4596 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4597 ALTIVEC_BUILTIN_VEC_ADDE.
4598 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4599 support for ALTIVEC_BUILTIN_VEC_ADDE.
4600 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4601 for __builtin_vec_adde.
4603 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4605 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4606 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4608 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4611 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4612 attributes): Document cilkplus_runtime.
4614 2016-04-28 Martin Jambor <mjambor@suse.cz>
4616 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4617 this function. Call verify_expr on MEM_REFs and bases of other
4620 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4622 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4623 for WORD_REGISTER_OPERATIONS to runtime check.
4625 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4627 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4629 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4631 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4632 big-endian compilation.
4633 * config/arc/arc.md (addf3): Likewise.
4637 2016-04-28 Richard Biener <rguenther@suse.de>
4639 PR tree-optimization/70840
4640 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4641 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4642 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4643 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4645 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4647 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4648 and explain why in a comment.
4650 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4652 * config/arc/arc.md (cpu_facility): Add fpx variant.
4653 (subdf3): Prohibit use reverse sub when assist operations option
4655 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4656 instructions only when FPX is enabled.
4657 * testsuite/gcc.target/arc/trsub.c: New test.
4659 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4661 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4662 mult_operator when calculating "type" attribute.
4663 (*fop_<mode>_1_i387): Ditto.
4664 (*fop_xf_1_i387): Ditto.
4665 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4666 Use std::swap to swap operands. Use RTL expressions to generate
4669 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4670 Joern Rennecke <joern.rennecke@embecosm.com>
4672 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4674 (emit_pic_move): Remove.
4675 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4676 * config/arc/arc.c (emit_pic_move): Removed.
4677 (TARGET_HAVE_TLS): Define.
4678 (arc_conditional_register_usage): Test for arc_tp_regno.
4679 (arc_print_operand, arc_print_operand_address): Handle TLS
4681 (arc_needs_pcl_p): New function.
4682 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4683 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4684 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4685 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4686 (arc_legitimize_tls_address): Likewise.
4687 (DTPOFF_ZERO_SYM): Define.
4688 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4689 (arc_output_pic_addr_const): Print TLS unspecs.
4690 (prepare_pic_move): New function, replaces emit_pic_move.
4691 (arc_legitimate_constant_p): Handle TLS unspecs.
4692 (arc_legitimate_address_p): Likewise.
4693 (arc_rewrite_small_data_p): Use assert for TLS constants.
4694 (prepare_move_operands): Use prepare_pic_move.
4695 (arc_legitimize_address): Legitimize tls addresses.
4696 (arc_epilogue_uses): Check for arc_tp_regno.
4697 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4698 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4700 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4702 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4703 %(arc_tls_extra_start_spec).
4704 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4705 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4707 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4708 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4709 (UNSPEC_TLS_OFF): Add.
4711 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4712 (get_thread_pointersi): New patterns.
4713 * config/arc/arc.opt (mtp-regno): New option.
4714 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4715 (move_dest_operand): Likewise.
4716 * configure: Regenerate.
4717 * configure.ac: Add arc*-*-* case to test for tls.
4718 * doc/invoke.texi (ARC options): Document mtp-regno.
4720 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4722 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4723 the new ARC HS SIMD instructions.
4724 (arc_preferred_simd_mode): New function.
4725 (arc_autovectorize_vector_sizes): Likewise.
4726 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4727 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4728 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4729 (arc_init_builtins): Add new SIMD builtin types.
4730 (arc_split_move): Handle 64 bit vector moves.
4731 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4732 (TARGET_PLUS_QMACW): Define.
4733 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4734 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4735 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4736 (VSUBADD4H): New builtins.
4737 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4738 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4740 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4741 Matthias Klose <doko@debian.org>
4743 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4745 2016-04-28 Richard Biener <rguenther@suse.de>
4748 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4751 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4753 * common/config/sh/sh-common.c: Remove SH5 support.
4754 * config/sh/constraints.md: Likewise.
4755 * config/sh/config/sh/elf.h: Likewise.
4756 * config/sh/linux.h: Likewise.
4757 * config/sh/netbsd-elf.h: Likewise.
4758 * config/sh/predicates.md: Likewise.
4759 * config/sh/sh-c.c: Likewise.
4760 * config/sh/sh-protos.h: Likewise.
4761 * config/sh/sh.c: Likewise.
4762 * config/sh/sh.h: Likewise.
4763 * config/sh/sh.md: Likewise.
4764 * config/sh/sh.opt: Likewise.
4765 * config/sh/sync.md: Likewise.
4766 * config/sh/sh64.h: Delete.
4767 * config/sh/shmedia.h: Likewise.
4768 * config/sh/shmedia.md: Likewise.
4769 * config/sh/sshmedia.h: Likewise.
4770 * config/sh/t-netbsd-sh5-64: Likewise.
4771 * config/sh/t-sh64: Likewise.
4772 * config/sh/ushmedia.h: Likewise.
4774 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4776 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4777 general_reg_operand instead of register_operand predicate.
4779 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4781 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4783 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4785 * match.pd (A - B > A, A + B < A): New transformations.
4787 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4789 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4790 which defaults to true. Emit an outer pair of parentheses only if
4791 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4792 don't emit parentheses for the right-hand operand.
4794 2016-04-27 Jeff Law <law@redhat.com>
4796 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4798 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4800 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4801 (altivec_lvx_<mode>_internal): Document.
4802 (altivec_lvx_<mode>_2op): New define_insn.
4803 (altivec_lvx_<mode>_1op): Likewise.
4804 (altivec_lvx_<mode>_2op_si): Likewise.
4805 (altivec_lvx_<mode>_1op_si): Likewise.
4806 (altivec_stvx_<mode>): Remove.
4807 (altivec_stvx_<mode>_internal): Document.
4808 (altivec_stvx_<mode>_2op): New define_insn.
4809 (altivec_stvx_<mode>_1op): Likewise.
4810 (altivec_stvx_<mode>_2op_si): Likewise.
4811 (altivec_stvx_<mode>_1op_si): Likewise.
4812 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4813 Expand vec_ld and vec_st during parsing.
4814 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4816 (altivec_expand_stvx_be): Likewise.
4817 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4818 address-masking behavior in RTL.
4819 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4820 address-masking behavior in RTL.
4821 (altivec_expand_builtin): Change builtin code arguments for calls
4822 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4823 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4824 presence of lvx/stvx patterns.
4825 (alignment_with_canonical_addr): New function.
4826 (alignment_mask): Likewise.
4827 (find_alignment_op): Likewise.
4828 (recombine_lvx_pattern): Likewise.
4829 (recombine_stvx_pattern): Likewise.
4830 (recombine_lvx_stvx_patterns): Likewise.
4831 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4832 stvx patterns from expand.
4833 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4835 (vector_altivec_store_<mode>): Likewise.
4837 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4839 * config/aarch64/aarch64.md
4840 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4841 remove the "fp" attributes.
4842 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4843 add the "simd" attributes.
4844 (*movdf_aarch64): Likewise.
4845 (*movtf_aarch64): Remove the "fp" attributes.
4846 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4847 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4849 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4851 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4852 rtx to rtx_code_label *.
4853 * rtl.h (maybe_set_first_label_num): Likewise.
4855 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4857 * df-core.c (df_add_problem): Make the problem param be const.
4858 (df_remove_problem): Make local "problem" be const.
4859 * df-problems.c (problem_RD): Make const.
4860 (problem_LR): Likewise.
4861 (problem_LIVE): Likewise.
4862 (problem_MIR): Likewise.
4863 (problem_CHAIN): Likewise.
4864 (problem_WORD_LR): Likewise.
4865 (problem_NOTE): Likewise.
4866 (problem_MD): Likewise.
4867 * df-scan.c (problem_SCAN): Likewise.
4868 * df.h (struct df_problem): Make field "dependent_problem" be
4870 (struct dataflow): Likewise for field "problem".
4871 (df_add_problem): Make param const.
4873 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4875 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4876 inter-unit moves to/from vector registers are enabled. Do not disable
4879 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4881 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4882 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4884 (enum df_problem_id): ...this new enum.
4885 (struct df_problem): Convert field "id" from "int" to
4888 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4890 * rtl.def: Update comment for "things in the instruction chain" to
4891 reflect the removal of the leading "i" field for INSN_UID in
4892 r210360. Fix bogus apostrophe.
4894 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4896 * config/i386/i386.md
4897 (lea arith with mem operand + setcc peephole2): Set operator mode.
4899 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4902 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4903 (dimode_scalar_to_vector_candidate_p): This.
4904 (timode_scalar_to_vector_candidate_p): New function.
4905 (scalar_to_vector_candidate_p): Likewise.
4906 (timode_check_non_convertible_regs): Likewise.
4907 (timode_remove_non_convertible_regs): Likewise.
4908 (remove_non_convertible_regs): Likewise.
4909 (remove_non_convertible_regs): Renamed to ...
4910 (dimode_remove_non_convertible_regs): This.
4911 (scalar_chain::~scalar_chain): Make it virtual.
4912 (scalar_chain::compute_convert_gain): Make it pure virtual.
4913 (scalar_chain::mark_dual_mode_def): Likewise.
4914 (scalar_chain::convert_insn): Likewise.
4915 (scalar_chain::convert_registers): Likewise.
4916 (scalar_chain::add_to_queue): Make it protected.
4917 (scalar_chain::emit_conversion_insns): Likewise.
4918 (scalar_chain::replace_with_subreg): Likewise.
4919 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4920 (scalar_chain::convert_op): Likewise.
4921 (scalar_chain::convert_reg): Likewise.
4922 (scalar_chain::make_vector_copies): Likewise.
4923 (scalar_chain::convert_registers): New pure virtual function.
4924 (class dimode_scalar_chain): New class.
4925 (class timode_scalar_chain): Likewise.
4926 (scalar_chain::mark_dual_mode_def): Renamed to ...
4927 (dimode_scalar_chain::mark_dual_mode_def): This.
4928 (timode_scalar_chain::mark_dual_mode_def): New function.
4929 (timode_scalar_chain::convert_insn): Likewise.
4930 (dimode_scalar_chain::convert_registers): Likewise.
4931 (scalar_chain::compute_convert_gain): Renamed to ...
4932 (dimode_scalar_chain::compute_convert_gain): This.
4933 (scalar_chain::replace_with_subreg): Renamed to ...
4934 (dimode_scalar_chain::replace_with_subreg): This.
4935 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4936 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4937 (scalar_chain::make_vector_copies): Renamed to ...
4938 (dimode_scalar_chain::make_vector_copies): This.
4939 (scalar_chain::convert_reg): Renamed to ...
4940 (dimode_scalar_chain::convert_reg ): This.
4941 (scalar_chain::convert_op): Renamed to ...
4942 (dimode_scalar_chain::convert_op): This.
4943 (scalar_chain::convert_insn): Renamed to ...
4944 (dimode_scalar_chain::convert_insn): This.
4945 (scalar_chain::convert): Call convert_registers.
4946 (convert_scalars_to_vector): Change to scalar_chain pointer to
4947 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4948 in 32-bit mode. Delete scalar_chain pointer. Call
4949 free_dominance_info in 64-bit mode.
4950 (pass_stv::gate): Remove TARGET_64BIT check.
4951 (ix86_option_override): Put the 64-bit STV pass before the CSE
4954 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4956 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4957 dw_loc_frame_offset field.
4958 * dwarf2out.c (new_loc_descr): Likewise.
4959 (resolve_args_picking_1): Turn the VISITED hash set into a
4960 FRAME_OFFSET hash map. Use it to associate a frame offset to
4961 visited nodes. Remove uses of the CHECKING_P macro.
4962 (resolve_args_picking): Update call to resolve_args_picking_1.
4964 2016-04-27 Martin Liska <mliska@suse.cz>
4966 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4967 (free_loop_data): Release vuses of groups.
4969 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4971 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4972 instead of redundant use_id and boolean have_use_for.
4973 (struct iv_use): Change sub_id into group_id. Remove field next.
4974 Move fields: related_cands, n_map_members, cost_map and selected
4976 (struct iv_group): ... here. New structure.
4977 (struct iv_common_cand): Use structure declaration directly.
4978 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4979 (MAX_CONSIDERED_USES): Rename macro to ...
4980 (MAX_CONSIDERED_GROUPS): ... here.
4981 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4982 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4983 (dump_uses): Rename to ...
4984 (dump_groups): ... here. Update all uses.
4985 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4986 (find_induction_variables): Refactor format of dump information.
4987 (record_sub_use): Delete.
4988 (record_use): Update all uses.
4989 (record_group): New function.
4990 (record_group_use, find_interesting_uses_op): Call above functions.
4992 (find_interesting_uses_cond): Ditto.
4993 (group_compare_offset): New function.
4994 (split_all_small_groups): Rename to ...
4995 (split_small_address_groups_p): ... here. Update all uses.
4996 (split_address_groups): Update all uses.
4997 (find_interesting_uses): Refactor format of dump information.
4998 (add_candidate_1): Update all uses. Remove redundant check on iv,
5000 (add_candidate, record_common_cand): Remove redundant assert.
5001 (add_iv_candidate_for_biv): Update use.
5002 (add_iv_candidate_derived_from_uses): Update all uses.
5003 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
5004 (alloc_use_cost_map): Ditto.
5005 (set_use_iv_cost, get_use_iv_cost): Rename to ...
5006 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
5007 (determine_use_iv_cost_generic): Ditto.
5008 (determine_group_iv_cost_generic): Ditto.
5009 (determine_use_iv_cost_address): Ditto.
5010 (determine_group_iv_cost_address): Ditto.
5011 (determine_use_iv_cost_condition): Ditto.
5012 (determine_group_iv_cost_cond): Ditto.
5013 (determine_use_iv_cost): Ditto.
5014 (determine_group_iv_cost): Ditto.
5015 (set_autoinc_for_original_candidates): Update all uses.
5016 (find_iv_candidates): Update all uses. Refactor dump information.
5017 (determine_use_iv_costs): Ditto.
5018 (determine_iv_costs): Ditto.
5019 (iv_ca_cand_for_use): Rename to ...
5020 (iv_ca_cand_for_group): ... here. Update all uses.
5021 (iv_ca_add_use, iv_ca_add_group): Ditto.
5022 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
5023 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
5024 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
5025 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
5026 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
5027 (create_new_iv, adjust_iv_update_pos): Ditto.
5028 (rewrite_use_address): Delete.
5029 (rewrite_use_address_1): Rename to ...
5030 (rewrite_use_address): ... here.
5031 (rewrite_use_compare): Update all uses.
5032 (rewrite_use): Delete.
5033 (rewrite_uses): Rename to ...
5034 (rewrite_groups): ... here. Update all uses.
5035 (remove_unused_ivs, free_loop_data): Update all uses.
5036 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
5038 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5040 * rtlanal.c (nonzero_bits1): Convert preprocessor check
5041 for WORD_REGISTER_OPERATIONS to runtime check.
5043 2016-04-27 Richard Biener <rguenther@suse.de>
5046 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
5047 aggregate_value_p to determine if a function result is
5048 returned by reference.
5049 (ipa_pta_execute): Functions having their address taken are
5050 not automatically nonlocal.
5052 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5055 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5056 * fold-const.c (operand_equal_p): If flag_checking and
5057 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5058 and if it returns non-zero, assert iterative_hash_expr on both
5061 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5063 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5065 2016-04-27 Nick Clifton <nickc@redhat.com>
5068 * varasm.c (merge_weak): Generate an error if an attempt is made
5069 to convert a non-weak static function into a weak, public function.
5071 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5073 * params.def (MAX_PARTITION_SIZE): New param.
5074 * doc/invoke.texi: Document lto-max-partition.
5076 2016-04-27 Richard Biener <rguenther@suse.de>
5079 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5080 function cummulating used_from_other_partition, externally_visible
5081 and force_output from aliases.
5082 (refered_from_nonlocal_var): Likewise.
5083 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5084 node flags properly.
5086 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5088 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5089 (-Wmemset-elt-size): New item.
5091 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5094 * stor-layout.h (internal_reference_types): Delete.
5095 * stor-layout.c (reference_types_internal): Likewise.
5096 (internal_reference_types): Likewise.
5097 (layout_type) <REFERENCE_TYPE>: Adjust.
5099 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5102 * tree.h (inchash::add_expr): Add FLAGS argument.
5103 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5104 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5105 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5106 Formatting fix. Adjust recursive calls. For tcc_comparison,
5107 if swap_tree_comparison (code) is smaller than code, hash that
5108 and arguments in the other order. Hash CONVERT_EXPR the same
5109 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5110 of ADDR_EXPR of decl as the decl itself. Add or remove
5111 OEP_ADDRESS_OF from recursive flags as needed. For
5112 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5113 operands commutatively and only the third one normally.
5114 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5116 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5118 * config/rtems.h (LIB_SPEC): Add -latomic.
5120 2016-04-27 Joel Sherrill <joel@rtems.org>
5122 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5123 xilink.ld and flags not relevant to RTEMS.
5125 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5127 * toplev.c (backend_init_target): Avoid calling init_reload when using
5130 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5132 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5133 for loops rather than one for the whole function.
5135 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5137 * match.pd (X + CST CMP X): New transformation.
5139 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5141 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5142 * fold-const.c (fold_binary_loc): Remove 2 transformations
5143 superseded by match.pd.
5144 * match.pd (x+x -> x*2): Generalize to integers.
5146 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5148 * config/i386/i386.md (operation on memory peephole): Duplicate an
5149 existing peephole and adapt it to match lea rather than an operation
5152 PR rtl-optimization/57193
5153 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5155 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5157 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5159 * tree-if-conv.c (any_pred_load_store): New static variable.
5160 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5161 any_pred_load_store instead of and_mask_load_store.
5162 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5163 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5164 (combine_blocks, tree_if_conversion): Ditto.
5166 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5168 PR tree-optimization/70771
5169 PR tree-optimization/70775
5170 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5171 virtual PHI nodes. Delete parameter.
5172 (if_convertible_loop_p_1): Delete argument to above function.
5173 (predicate_all_scalar_phis): Delete code handling single-argument
5175 (tree_if_conversion): Mark and update virtual SSA.
5177 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5180 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5181 (x86_elf_aligned_common): Rename to ...
5182 (x86_elf_aligned_decl_common): ... this.
5183 Add decl arg. Switch to .lbss for largecomm object. Use
5184 LARGECOMM_SECTION_ASM_OP.
5185 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5187 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5188 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5190 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5191 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5193 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5196 * config/i386/i386.c (SECTION_LARGE): Define.
5197 (x86_64_elf_select_section): Set it for large data/bss sections.
5198 Only clear SECTION_WRITE for .lrodata.
5199 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5201 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5202 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5203 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5205 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5206 * doc/tm.texi: Regenerate.
5208 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5211 * configure.ac (--enable-checking): Document extra flag, for
5212 non-release builds default to --enable-checking=yes,extra.
5213 If misc checking and extra checking, define CHECKING_P to 2 instead
5215 * common.opt (fchecking=): Add.
5216 * doc/invoke.texi (-fchecking=): Document.
5217 * doc/install.texi: Document --enable-checking changes.
5218 * configure: Regenerated.
5219 * config.in: Regenerated.
5221 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5223 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5224 attribute instead of which_alternative.
5225 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5226 Use EXT_REX_SSE_REG_P where appropriate.
5228 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5230 * config/i386/predicates.md (const0_operand): Do not match
5231 const_wide_int code.
5232 (const1_operand): Ditto.
5234 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5236 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5237 for SSE constm1 operands and TARGET_AVX512VL.
5238 (*movti_internal): Ditto.
5239 (*mov<mode>_or): Use constm1_operand predicate.
5240 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5241 for SSE vector_all_ones operands and TARGET_AVX512VL.
5242 * config/i386/predicates.md (constm1_operand): New predicate.
5243 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5244 emission of constant -1 load.
5246 2016-04-25 Jason Merrill <jason@redhat.com>
5248 * gdbinit.in: Skip is-a.h.
5250 * attribs.c (register_scoped_attributes): Fix logic.
5251 * attribs.h: Declare register_scoped_attributes.
5253 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5255 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5256 stxvd2x and stxvw4x built-in functions.
5258 2016-04-25 DJ Delorie <dj@redhat.com>
5260 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5261 (ashrhi3): Likewise.
5262 (lshrhi3): Likewise.
5264 2016-04-25 Richard Biener <rguenther@suse.de>
5266 PR tree-optimization/70780
5267 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
5269 (compute_antic): Mark blocks with abnormal preds as visited as
5270 they have a final empty antic-in solution already.
5272 2016-04-25 Michael Collison <michael.collison@linaro.org>
5274 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
5276 2016-04-25 Michael Collison <michael.collison@linaro.org>
5278 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
5279 mode is VQI to improve mixed mode vectorization.
5280 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
5281 define_insn to match low half of signed vaddw.
5282 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
5283 define_insn to match high half of signed vaddw.
5284 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
5285 define_insn to match low half of unsigned vaddw.
5286 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
5287 define_insn to match high half of unsigned vaddw.
5288 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
5289 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5290 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
5292 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5293 * config/arm/predicates.md (vect_par_constant_high): Support
5294 big endian and simplify by calling
5295 arm_simd_check_vect_par_cnst_half
5296 (vect_par_constant_low): Likewise.
5298 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5300 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
5301 predicate for operand 2.
5303 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
5304 H.J. Lu <hongjiu.lu@intel.com>
5306 * config/i386/i386-protos.h (standard_sse_constant_p): Add
5307 machine_mode argument.
5308 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
5309 constm1_rtx operands. For VOIDmode constants, get mode from
5310 pred_mode. Check mode size if the mode is supported by ABI.
5311 (standard_sse_constant_opcode): Do not use standard_constant_p.
5312 Strictly check ABI support for all-ones operands.
5313 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
5314 immediates. Update calls to standard_sse_constant_p.
5315 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
5316 (ix86_rtx_costs): Ditto.
5317 * config/i386/i386.md (*movxi_internal_avx512f): Use
5318 nonimmediate_or_sse_const_operand instead of vector_move_operand.
5319 Use (v,BC) alternative instead of (v,C). Use register_operand
5320 checks instead of MEM_P.
5321 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
5322 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
5323 isa attribute. Use register_operand checks instead of MEM_P.
5324 (*movti_internal): Use nonimmediate_or_sse_const_operand for
5325 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
5326 alternative and corresponding sse2 isa attribute.
5327 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
5328 to standard_sse_constant_p.
5329 (FP constant splitters): Ditto.
5330 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
5332 * config/i386/predicates.md (constm1_operand): Remove.
5333 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
5334 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
5335 vector_all_ones_operand instead of constm1_operand.
5337 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5339 * print-rtl.c (print_rtx_insn_vec): New function.
5340 * print-rtl.h: New prototype.
5341 * store-motion.c (struct st_expr): Make avail_stores a vector.
5342 (st_expr_entry): Adjust.
5343 (free_st_expr_entry): Likewise.
5344 (print_store_motion_mems): Likewise.
5345 (find_moveable_store): Likewise.
5346 (compute_store_table): Likewise.
5347 (delete_store): Likewise.
5348 (build_store_vectors): Likewise.
5350 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5352 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
5354 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5356 * vec.h (vec_safe_contains): New function.
5357 (vec::contains): Likewise.
5358 (vec::begin): Likewise.
5359 (vec::end): Likewise.
5361 2016-04-23 Jakub Jelinek <jakub@redhat.com>
5364 * cfgexpand.c (expand_stack_vars): Fix typo.
5366 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5368 * system.h (list, map, set, vector): Include conditionally.
5369 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
5370 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
5371 * ipa-icf.c (INCLUDE_LIST): Define.
5372 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
5373 * config/sh/sh.c (INCLUDE_VECTOR): Define.
5374 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
5375 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
5376 * cp/logic.cc (INCLUDE_LIST): Define.
5377 * fortran/trans-common.c (INCLUDE_MAP): Define.
5379 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5381 * auto-profile.c: Remove <string.h> include.
5382 * ipa-icf-gimple.c: Remove <list> include.
5383 * diagnostic.c: Remove <new> include.
5384 * genmatch.c: Likewise.
5385 * pretty-print.c: Likewise.
5386 * toplev.c: Likewise
5387 * c/c-objc-common.c: Likewise.
5388 * cp/error.c: Likewise.
5389 * fortran/error.c: Likewise.
5391 2016-04-22 Richard Biener <rguenther@suse.de>
5393 * lto-streamer-in.c (input_ssa_names): Do not allocate
5394 GIMPLE_NOP for all SSA names.
5395 * lto-streamer-out.c (output_ssa_names): Do not output
5396 SSA names that should have been released.
5398 2016-04-22 Richard Biener <rguenther@suse.de>
5400 PR tree-optimization/70740
5401 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5404 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5407 * config/i386/predicates.md (call_insn_operand): Replace
5408 sibcall_memory_operand with memory_operand.
5410 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5412 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5413 has_single_use() tests.
5414 (register_edge_assert_for_1): Likewise.
5415 (find_assert_locations_1): Check the liveness bitmap instead of
5416 checking has_single_use().
5418 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5421 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5422 Extract AVX-512BW constraint from AVX.
5424 2016-04-21 Richard Biener <rguenther@suse.de>
5426 PR tree-optimization/70725
5427 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5428 for phi_convertible_by_degenerating_args.
5429 (predicate_all_scalar_phis): Handle single-argument PHIs.
5431 2016-04-21 Richard Biener <rguenther@suse.de>
5434 * fold-const.c (fold_comparison): Return properly typed
5437 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5439 PR tree-optimization/70715
5440 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5441 after expanding BASE using expand_simple_operations.
5443 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5445 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5446 New transformations.
5448 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5450 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5452 2016-04-20 Jan Hubicka <jh@suse.cz>
5454 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5455 ultiimate_alias_target.
5456 (update_callee_keys): Likewise.
5457 (lookup_recursive_calls): Likewise.
5458 (speculation_useful_p): Likewise.
5460 2016-04-20 Jan Hubicka <jh@suse.cz>
5463 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5464 (set_nothrow_flag_1): ... this; handle interposition correctly;
5465 recurse on aliases and thunks.
5466 (cgraph_node::set_nothrow_flag): New.
5467 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5468 functions compiled with non-call exceptions that binds to current
5470 (propagate_nothrow): Be safe WRT interposition.
5471 * cgraph.h (set_nothrow_flag): Update prototype.
5473 2016-04-18 Jan Hubicka <jh@suse.cz>
5475 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5476 max_loop_iterations_int.
5477 (tree_unswitch_outer_loop): Likewise.
5479 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5481 PR tree-optimization/69489
5482 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5483 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5484 Revise dump message.
5485 (if_convertible_bb_p): Remove check on edge count of basic block's
5488 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5490 PR tree-optimization/56625
5491 PR tree-optimization/69489
5492 * tree-data-ref.h (DR_INNERMOST): New macro.
5493 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5494 hashing struct innermost_loop_behavior.
5495 (ref_DR_map): Remove.
5496 (innermost_DR_map): New map.
5497 (baseref_DR_map): Revise comment.
5498 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5499 to innermost_DR_map accroding to its innermost loop behavior.
5500 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5501 to its innermost loop behavior.
5502 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5503 Add initialization for innermost_DR_map. Record memory reference
5504 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5505 have innermost loop behavior.
5506 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5509 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5511 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5512 *lea_general_1. Use explicit SWI12 mode interator.
5513 (*lea<mode>_general_2): Rename from *lea_general_2.
5514 Use explicit SWI12 mode interator.
5515 (*lea<mode>_general_3): Rename from *lea_general_3.
5516 Use explicit SWI12 mode interator.
5517 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5518 Use explicit SWI12 mode interator.
5519 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5520 Use explicit SWI48 mode interator.
5522 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5524 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5525 Short-cut unaligned load and store cases. Handle all integer
5527 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5528 and store cases. Call ix86_avx256_split_vector_move_misalign
5529 directly without checking mode class.
5531 2016-04-20 Andrew Pinski <apinski@cavium.com>
5532 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5535 * config/aarch64/aarch64.md (sibcall): Force call
5536 address to be DImode for ILP32.
5537 (sibcall_value): Likewise.
5539 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5541 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5543 2016-04-20 Richard Biener <rguenther@suse.de>
5545 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5546 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5547 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5548 (maybe_push_res_to_seq): Adjust.
5549 * gimple-fold.c (maybe_build_generic_op): Likewise.
5551 2016-04-20 Marek Polacek <polacek@redhat.com>
5553 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5556 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5558 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5559 use kmovw to support AVX512F target.
5561 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5563 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5565 2016-04-20 Marek Polacek <polacek@redhat.com>
5567 PR tree-optimization/70725
5568 * tree-if-conv.c (is_false_predicate): New function.
5569 (predicate_mem_writes): Use it.
5571 2016-04-20 Richard Biener <rguenther@suse.de>
5573 PR tree-optimization/70726
5574 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5575 shift amounts from a pattern stmt operand.
5577 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5580 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5581 stack_restore_from_fpr pattern when restoring r15.
5582 (s390_optimize_prologue): Strip away the memory barrier in the
5583 parallel when trying to get rid of restore insns.
5584 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5585 definition for loading the stack pointer from an FPR. Compared to
5586 the normal move insn this pattern includes a full memory barrier.
5588 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5591 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5592 implicitly linear or lastprivate iterator on the outer context.
5594 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5596 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5598 * config/i386/i386.md (ssememalign): Removed.
5599 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5601 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5604 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5605 const short * to __builtin_ia32_loaddquhi512_mask.
5606 (_mm512_maskz_loadu_epi16): Likewise.
5607 (_mm512_mask_storeu_epi16): Pass short * to
5608 __builtin_ia32_storedquhi512_mask.
5609 (_mm512_mask_loadu_epi8): Pass const char * to
5610 __builtin_ia32_loaddquqi512_mask.
5611 (_mm512_maskz_loadu_epi8): Likewise.
5612 (_mm512_mask_storeu_epi8): Pass char * to
5613 __builtin_ia32_storedquqi512_mask.
5614 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5615 const double * to __builtin_ia32_loadupd512_mask.
5616 (_mm512_mask_loadu_pd): Likewise.
5617 (_mm512_maskz_loadu_pd): Likewise.
5618 (_mm512_storeu_pd): Pass double * to
5619 __builtin_ia32_storeupd512_mask.
5620 (_mm512_mask_storeu_pd): Likewise.
5621 (_mm512_loadu_ps): Pass const float * to
5622 __builtin_ia32_loadups512_mask.
5623 (_mm512_mask_loadu_ps): Likewise.
5624 (_mm512_maskz_loadu_ps): Likewise.
5625 (_mm512_storeu_ps): Pass float * to
5626 __builtin_ia32_storeups512_mask.
5627 (_mm512_mask_storeu_ps): Likewise.
5628 (_mm512_mask_loadu_epi64): Pass const long long * to
5629 __builtin_ia32_loaddqudi512_mask.
5630 (_mm512_maskz_loadu_epi64): Likewise.
5631 (_mm512_mask_storeu_epi64): Pass long long *
5632 to __builtin_ia32_storedqudi512_mask.
5633 (_mm512_loadu_si512): Pass const int * to
5634 __builtin_ia32_loaddqusi512_mask.
5635 (_mm512_mask_loadu_epi32): Likewise.
5636 (_mm512_maskz_loadu_epi32): Likewise.
5637 (_mm512_storeu_si512): Pass int * to
5638 __builtin_ia32_storedqusi512_mask.
5639 (_mm512_mask_storeu_epi32): Likewise.
5640 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5641 char * to __builtin_ia32_storedquqi256_mask.
5642 (_mm_mask_storeu_epi8): Likewise.
5643 (_mm256_mask_loadu_epi16): Pass const short * to
5644 __builtin_ia32_loaddquhi256_mask.
5645 (_mm256_maskz_loadu_epi16): Likewise.
5646 (_mm_mask_loadu_epi16): Pass const short * to
5647 __builtin_ia32_loaddquhi128_mask.
5648 (_mm_maskz_loadu_epi16): Likewise.
5649 (_mm256_mask_loadu_epi8): Pass const char * to
5650 __builtin_ia32_loaddquqi256_mask.
5651 (_mm256_maskz_loadu_epi8): Likewise.
5652 (_mm_mask_loadu_epi8): Pass const char * to
5653 __builtin_ia32_loaddquqi128_mask.
5654 (_mm_maskz_loadu_epi8): Likewise.
5655 (_mm256_mask_storeu_epi16): Pass short * to.
5656 __builtin_ia32_storedquhi256_mask.
5657 (_mm_mask_storeu_epi16): Pass short * to.
5658 __builtin_ia32_storedquhi128_mask.
5659 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5660 const double * to __builtin_ia32_loadupd256_mask.
5661 (_mm256_maskz_loadu_pd): Likewise.
5662 (_mm_mask_loadu_pd): Pass onst double * to
5663 __builtin_ia32_loadupd128_mask.
5664 (_mm_maskz_loadu_pd): Likewise.
5665 (_mm256_mask_storeu_pd): Pass double * to
5666 __builtin_ia32_storeupd256_mask.
5667 (_mm_mask_storeu_pd): Pass double * to
5668 __builtin_ia32_storeupd128_mask.
5669 (_mm256_mask_loadu_ps): Pass const float * to
5670 __builtin_ia32_loadups256_mask.
5671 (_mm256_maskz_loadu_ps): Likewise.
5672 (_mm_mask_loadu_ps): Pass const float * to
5673 __builtin_ia32_loadups128_mask.
5674 (_mm_maskz_loadu_ps): Likewise.
5675 (_mm256_mask_storeu_ps): Pass float * to
5676 __builtin_ia32_storeups256_mask.
5677 (_mm_mask_storeu_ps): ass float * to
5678 __builtin_ia32_storeups128_mask.
5679 (_mm256_mask_loadu_epi64): Pass const long long * to
5680 __builtin_ia32_loaddqudi256_mask.
5681 (_mm256_maskz_loadu_epi64): Likewise.
5682 (_mm_mask_loadu_epi64): Pass const long long * to
5683 __builtin_ia32_loaddqudi128_mask.
5684 (_mm_maskz_loadu_epi64): Likewise.
5685 (_mm256_mask_storeu_epi64): Pass long long * to
5686 __builtin_ia32_storedqudi256_mask.
5687 (_mm_mask_storeu_epi64): Pass long long * to
5688 __builtin_ia32_storedqudi128_mask.
5689 (_mm256_mask_loadu_epi32): Pass const int * to
5690 __builtin_ia32_loaddqusi256_mask.
5691 (_mm256_maskz_loadu_epi32): Likewise.
5692 (_mm_mask_loadu_epi32): Pass const int * to
5693 __builtin_ia32_loaddqusi128_mask.
5694 (_mm_maskz_loadu_epi32): Likewise.
5695 (_mm256_mask_storeu_epi32): Pass int * to
5696 __builtin_ia32_storedqusi256_mask.
5697 (_mm_mask_storeu_epi32): Pass int * to
5698 __builtin_ia32_storedqusi128_mask.
5699 * config/i386/i386-builtin-types.def (PCSHORT): New.
5701 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5702 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5703 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5704 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5705 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5706 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5707 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5708 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5709 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5710 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5711 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5712 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5713 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5714 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5715 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5716 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5717 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5718 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5719 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5720 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5721 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5722 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5723 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5724 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5725 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5726 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5727 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5728 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5729 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5730 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5731 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5732 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5733 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5734 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5735 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5736 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5737 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5738 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5739 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5740 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5741 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5742 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5743 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5744 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5745 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5746 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5747 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5748 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5749 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5751 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5752 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5754 (ix86_expand_vector_move_misalign): Likewise.
5755 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5756 to scalar function prototype for unaligned load/store builtins.
5757 (ix86_expand_special_args_builtin): Updated.
5758 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5759 (UNSPEC_STOREU): Likewise.
5760 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5761 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5762 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5763 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5764 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5765 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5766 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5767 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5768 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5769 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5770 (<avx512>_storedqu<mode>_mask): Likewise.
5771 (*sse4_2_pcmpestr_unaligned): Likewise.
5772 (*sse4_2_pcmpistr_unaligned): Likewise.
5773 (*mov<mode>_internal): Renamed to ...
5774 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5775 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5776 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5777 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5779 2016-04-19 Richard Biener <rguenther@suse.de>
5781 PR tree-optimization/70171
5782 * tree-ssa-phiprop.c: Include stor-layout.h.
5783 (phiprop_insert_phi): Handle the aggregate copy case.
5784 (propagate_with_phi): Likewise.
5786 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5788 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5789 instead of simplify_gen_subreg (... , 0).
5790 (ix86_delegitimize_address): Ditto.
5791 (ix86_split_divmod): Ditto.
5792 (ix86_split_copysign_const): Ditto.
5793 (ix86_split_copysign_var): Ditto.
5794 (ix86_expand_args_builtin): Ditto.
5795 (ix86_expand_round_builtin): Ditto.
5796 (ix86_expand_special_args_builtin): Ditto.
5797 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5798 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5799 (udivmodqi4): Ditto.
5800 (absneg splitters): Ditto.
5801 (*jcc_bt<mode>_1): Ditto.
5803 2016-04-19 Richard Biener <rguenther@suse.de>
5805 PR tree-optimization/70724
5806 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5807 restoring out from ...
5808 (free_scc_vn): ... here.
5809 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5810 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5812 (pass_fre::execute): Restore SSA info.
5814 2016-04-19 Richard Biener <rguenther@suse.de>
5816 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5817 * gimple-walk.c (walk_gimple_op): Initialize it.
5818 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5819 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5820 remapping SSA names of defs.
5821 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5824 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5827 * lra-constraints.c (equiv_substition_p): New.
5828 (process_alt_operands): Use it.
5829 (swap_operands): Swap it.
5830 (curr_insn_transform): Update it.
5832 2016-04-18 Michael Matz <matz@suse.de>
5834 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5835 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5836 * tree-core.h (tree_type_common.align): Use bit-field.
5837 (tree_type_common.spare): New.
5838 (tree_decl_common.off_align): Make smaller.
5839 (tree_decl_common.align): Use bit-field.
5841 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5842 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5843 (scan_sharing_clauses): Ditto.
5844 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5845 (omp_finish_file): Ditto.
5846 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5847 (layout_decl): Ditto.
5848 (relayout_decl): Ditto.
5849 (finalize_record_size): Use SET_TYPE_ALIGN.
5850 (finalize_type_size): Ditto.
5851 (finish_builtin_struct): Ditto.
5852 (layout_type): Ditto.
5853 (initialize_sizetypes): Ditto.
5854 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5855 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5856 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5857 (get_chain_field): Ditto.
5858 (get_trampoline_type): Ditto.
5859 (get_nl_goto_field): Ditto.
5860 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5862 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5863 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5864 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5865 (build_qualified_type): Use SET_TYPE_ALIGN.
5866 (build_aligned_type, build_range_type_1): Ditto.
5867 (build_atomic_base): Ditto.
5868 (build_common_tree_nodes): Ditto.
5869 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5870 (expand_one_stack_var_at): Ditto.
5871 * coverage.c (build_var): Use SET_DECL_ALIGN.
5872 * except.c (init_eh): Ditto.
5873 * function.c (assign_parm_setup_block): Ditto.
5874 * symtab.c (increase_alignment_1): Ditto.
5875 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5876 * tree-vect-stmts.c (ensure_base_align): Ditto.
5877 * varasm.c (align_variable): Ditto.
5878 (assemble_variable): Ditto.
5879 (build_constant_desc): Ditto.
5880 (output_constant_def_contents): Ditto.
5882 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5883 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5884 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5885 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5886 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5888 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5891 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5892 replace %vmovsd with "%vmovq".
5893 (vec_concatv2df): Likewise.
5895 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5897 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5898 (*vec_extractv2si_0): Ditto.
5899 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5900 (zero_extended_scalar_load_operand splitters): Ditto.
5901 (vec_extract splitters): Ditto.
5902 (*vec_extractv4si_0_zext): Ditto.
5903 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5905 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5906 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5907 (*sse4_1_extractps): Use lowpart_subreg.
5908 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5910 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5912 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5914 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5915 Mention Solaris 11 packaging changes.
5916 Update gas and gld requirements.
5917 Remove reference to pre-Solaris 10 bug.
5918 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5920 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5923 2016-04-17 Jan Hubicka <jh@suse.cz>
5925 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5926 max_loop_iterations_int.
5928 2016-04-18 Richard Biener <rguenther@suse.de>
5930 PR tree-optimization/43434
5931 * tree-ssa-structalias.c (struct vls_data): New.
5932 (visit_loadstore): Handle all pointer-based accesses.
5933 (compute_dependence_clique): Compute a bitmap of restrict tags
5934 assigned bases and pass it to visit_loadstore.
5936 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5939 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5940 armv8.1-a and armv8.1-a+crc.
5942 2016-04-18 Richard Biener <rguenther@suse.de>
5944 PR tree-optimization/70701
5945 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5946 references after translating through a memcpy.
5948 2016-04-18 Richard Biener <rguenther@suse.de>
5950 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5951 (compute_antic): ... here. For partial antic use regular
5952 postorder and scrap iteration.
5953 (compute_partial_antic_aux): Remove unused return value.
5954 (init_pre): Do not allocate postorder.
5955 (fini_pre): Do not free postorder.
5957 2016-04-18 Richard Biener <rguenther@suse.de>
5960 * expmed.c (extract_bit_field_1): Remove broken case
5961 using a wider MODE_INT mode.
5963 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5965 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5966 unless compiling with at least GCC-4.8.
5968 2016-04-17 Jan Hubicka <jh@suse.cz>
5971 * graphite.c (graphite_finalize): Update call to
5972 tree_estimate_probability.
5973 * predict.h (tree_estimate_probability): Update prototype.
5975 2016-04-17 Jan Hubicka <jh@suse.cz>
5977 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5978 (tree_estimate_probability): Likewise.
5979 (pass_profile::execute): Update.
5980 (report_predictor_hitrates): New function.
5981 * profile.c (compute_branch_probabilities): Use it.
5982 * predict.h (report_predictor_hitrates): Declare.
5984 2016-04-17 Jan Hubicka <jh@suse.cz>
5987 * cgraph.h (cgraph_node::set_const_flag,
5988 cgraph_node::set_pure_flag): Update prototype to return bool;
5990 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
5991 of interposable symbol are interposable, too.
5992 (cgraph_set_const_flag_1): Rename to ...
5993 (set_const_flag_1): ... this one; change to self recursive function
5994 instead of call_for_symbol_thunks_and_aliases. Handle correctly
5995 clearnig the flag in all variants and also virtual thunks of const
5996 functions are pure; track if any change was done.
5997 (cgraph_node::set_const_flag): Update.
5998 (struct set_pure_flag_info): New struct.
5999 (cgraph_set_pure_flag_1): Rename to ...
6000 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
6001 rather than pointer encoded flags; track if any changes was done;
6002 handle correctly clearning flag and setting flag of aliases already
6004 (cgraph_node::set_pure_flag): Update.
6005 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
6007 2016-04-17 Tom de Vries <tom@codesourcery.com>
6010 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
6013 2016-04-17 Tom de Vries <tom@codesourcery.com>
6015 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
6016 '{}<> ' as escape-for-record.
6018 2016-04-17 Tom de Vries <tom@codesourcery.com>
6020 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
6023 2016-04-17 Tom de Vries <tom@codesourcery.com>
6026 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
6027 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
6028 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
6029 * passes.c (finish_optimization_passes): Only call
6030 finish_graph_dump_file if dfi->graph_dump_initialized.
6031 (execute_function_dump, pass_init_dump_file): Use
6032 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
6034 2016-04-17 Tom de Vries <tom@codesourcery.com>
6036 PR tree-optimization/70256
6037 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
6038 (debug_varmap): New function.
6040 2016-04-17 Tom de Vries <tom@codesourcery.com>
6043 * passes.c (pass_manager::register_pass): Propagate pflags.
6045 2016-04-17 Tom de Vries <tom@codesourcery.com>
6048 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
6049 * passes.c (pass_manager::pass_manager): Declare and init p_start in
6050 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
6051 check if it's equal to p_start.
6052 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6054 2016-04-15 Jan Hubicka <jh@suse.cz>
6057 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6058 function does not bind to current def.
6059 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6060 handle conservatively calls to functions that does not need to bind
6062 (check_call): Update call of worse_state.
6063 (ignore_edge_for_nothrow): Update.
6064 (ignore_edge_for_pure_const): Likewise.
6065 (propagate_pure_const): Update calls to worse_state.
6066 (skip_function_for_local_pure_const): Reformat comments.
6068 2016-04-15 Jan Hubicka <jh@suse.cz>
6071 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6072 (cgraph_node::function_symbol): Likewise.
6073 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6074 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6075 (symtab_node::ultimate_alias_target): Add REF parameter.
6076 (symtab_node::binds_to_current_def_p): Declare.
6077 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6078 (cgraph_node::function_symbol): Likewise.
6079 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6080 (cgraph_node::get_availability): Likewise.
6081 (cgraph_edge::binds_to_current_def_p): New inline function.
6082 (varpool_node::get_availability): Add REF parameter.
6083 (varpool_node::ultimate_alias_target): Likewise.
6084 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6085 (symtab_node::binds_to_current_def_p): Likewise.
6086 * varpool.c (varpool_node::get_availability): Likewise.
6088 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6091 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6092 Fix mode size check.
6094 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6096 * BASE-VER: Set to 7.0.0.
6098 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6100 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6102 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6104 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6105 architecture revisions.
6107 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6109 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6110 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6111 * config/i386/i386.md (stack decrement to push peepholes): Guard
6112 with !x86_using_red_zone ().
6114 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6117 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6118 to dump_generic_node.
6119 (NIY): Pass also flags to do_niy.
6121 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6123 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6124 (simd_clone_vector_of_formal_parm_types)
6125 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6126 (simd_clone_mangle, simd_clone_create)
6127 (simd_clone_adjust_return_type, create_tmp_simd_array)
6128 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6129 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6130 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6131 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6132 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6133 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6134 * omp-simd-clone.c: ... this new file.
6135 (simd_clone_vector_of_formal_parm_types): Make it static.
6136 * Makefile.in (OBJS): Add omp-simd-clone.o.
6138 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6141 * config/i386/sse.md: Use proper memory operand modifiers.
6144 2016-04-15 Richard Biener <rguenther@suse.de>
6145 Alan Modra <amodra@gmail.com>
6147 PR tree-optimization/70130
6148 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6149 when alignment stays not the same and no not use the realign
6152 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6155 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6156 direct move handlers for KFmode. Change TFmode handlers test from
6157 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6159 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6162 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6163 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6164 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6165 * tree-ssa-live.c (remove_unused_scope_block_p): When
6166 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6167 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6168 block_ultimate_origin is FUNCTION_DECL.
6169 (remove_unused_locals): If current_function_decl is
6170 polymorphic_ctor_dtor_p, pass initial true to
6171 remove_unused_scope_block_p' is_ctor_dtor_block.
6173 2016-04-14 Martin Sebor <msebor@redhat.com>
6178 * doc/extend.texi (Variable Length): Revert.
6180 2016-04-14 Marek Polacek <polacek@redhat.com>
6181 Jan Hubicka <hubicka@ucw.cz>
6184 * tree.c (verify_type): Disable the canonical type of main variant
6187 2016-04-14 Jason Merrill <jason@redhat.com>
6189 * cfgexpand.c, expr.c: Revert previous change.
6191 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6194 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6195 when building a mem ref for the incoming reduction variable.
6197 2016-04-14 Richard Biener <rguenther@suse.de>
6199 PR tree-optimization/70614
6200 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6201 loop if the evolution dropped to chrec_dont_know.
6202 (interpret_condition_phi): Likewise.
6204 2016-04-14 Richard Biener <rguenther@suse.de>
6206 PR tree-optimization/70623
6207 * tree-ssa-pre.c (changed_blocks): Make global ...
6208 (compute_antic): ... local here. Move and fix worklist
6209 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6210 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6211 worklist handling, dump when ANTIC_IN changed.
6212 (compute_partial_antic_aux): Remove worklist handling.
6213 (init_pre): Do not compute post dominators. Add a comment about
6214 the CFG order chosen.
6215 (fini_pre): Do not free post dominators.
6217 2016-04-13 Martin Sebor <msebor@redhat.com>
6222 * doc/extend.texi (Variable Length): Document C++ specifics.
6224 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6227 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6228 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6229 eh edges have been purged.
6232 * tree-sra.c (create_access_replacement,
6233 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6235 * tree-pretty-print.c (dump_fancy_name): New function.
6236 (dump_decl_name, dump_generic_node): Use it.
6238 2016-04-13 Jason Merrill <jason@redhat.com>
6240 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6241 * expr.c (expand_expr_real_1): Likewise.
6243 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6245 * config/i386/i386.md (kunpckhi): Swap operands.
6246 (kunpcksi): Likewise.
6247 (kunpckdi): Likewise.
6248 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6249 (vec_pack_trunc_<mode>): Likewise.
6251 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6254 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6257 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6258 gimplification turns some element into non-constant.
6261 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6262 * explow.c (convert_memory_address_addr_space_1): No longer static,
6263 add NO_EMIT argument and don't call convert_modes if true, pass
6264 it down recursively, remove break after return.
6265 (convert_memory_address_addr_space): Adjust caller.
6266 * simplify-rtx.c (simplify_unary_operation_1): Call
6267 convert_memory_address_addr_space_1 instead of convert_memory_address,
6268 if it returns NULL, don't simplify.
6270 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
6273 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
6275 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6277 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6278 Bump the upper SIMDLEN limits, so that if the return type or
6279 characteristic type if the return type is void can be passed in
6280 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
6283 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6286 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
6287 Do not use "=" constraint on an input constraint.
6288 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6289 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6290 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
6291 generates (neg (abs ...)) instead of (abs ...).
6293 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6295 PR rtl-optimization/70596
6296 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
6297 just invalidate LRA data and reset them. Adjust dump wording.
6299 2016-04-12 Martin Liska <mliska@suse.cz>
6302 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6304 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6306 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6307 max_loop_iterations_int.
6308 (tree_unswitch_outer_loop): Likewise.
6309 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6310 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6312 2016-04-12 Tom de Vries <tom@codesourcery.com>
6314 PR tree-optimization/68756
6315 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
6316 instead of new_name.
6318 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6320 PR tree-optimization/70602
6321 * tree-sra.c (generate_subtree_copies): Don't write anything into
6322 constant pool decls.
6324 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
6325 regardless whether there are depend clauses or not.
6327 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6330 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
6331 target attribute and pragma from changing the -mfloat128
6332 and -mfloat128-hardware options.
6334 * doc/extend.texi (Additional Floating Types): Document PowerPC
6335 __float128 restrictions.
6337 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6340 * config/aarch64/driver-aarch64.c
6341 (aarch64_get_extension_string_for_isa_flags): New.
6342 (arch_extension): Rename to...
6343 (aarch64_arch_extension): ...This.
6344 (ext_to_feat_string): Rename to...
6345 (aarch64_extensions): ...This.
6346 (aarch64_core_data): Keep track of architecture extension flags.
6347 (cpu_data): Rename to...
6348 (aarch64_cpu_data): ...This.
6349 (aarch64_arch_driver_info): Keep track of architecture extension
6351 (get_arch_name_from_id): Rename to...
6352 (get_arch_from_id): ...This, change return type.
6353 (host_detect_local_cpu): Update and reformat for renames, handle
6354 extensions through common infrastructure.
6356 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6359 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
6360 track of a canonical flag name.
6361 (all_extensions): Likewise.
6362 (arch_to_arch_name): Also track extension flags enabled by the arch.
6363 (all_architectures): Likewise.
6364 (aarch64_parse_extension): Move to here.
6365 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
6367 (aarch64_rewrite_selected_cpu): Update for above change.
6368 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
6369 are handled, such that the single explicit value enabled by an
6370 extension is kept seperate from the implicit values it also enables.
6371 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
6373 (aarch64_parse_extension): New.
6374 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
6375 here to config/aarch64/aarch64-protos.h.
6376 (aarch64_parse_extension): Move from here to
6377 common/config/aarch64/aarch64-common.c.
6378 (aarch64_option_print): Update.
6379 (aarch64_declare_function_name): Likewise.
6380 (aarch64_start_file): Likewise.
6381 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
6382 the canonical flag for extensions.
6383 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
6386 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6388 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
6391 2016-04-09 Tom de Vries <tom@codesourcery.com>
6393 PR tree-optimization/68953
6394 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
6395 first to last subscript.
6397 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6399 PR tree-optimization/70586
6400 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6403 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6407 PR tree-optimization/70373
6411 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6412 clauses for acc parallel reductions as necessary. Error on those
6414 * omp-low.c (scan_sharing_clauses): Don't install variables which
6415 are used in acc parallel reductions.
6416 (lower_rec_input_clauses): Remove dead code.
6417 (lower_oacc_reductions): Add support for reference reductions.
6418 (lower_reduction_clauses): Remove dead code.
6419 (lower_omp_target): Don't remap variables appearing in acc parallel
6421 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6423 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6426 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6427 with multiple SSA_NAME defs, force the outputs other than first
6428 to be live before calling live_track_process_def on each output.
6430 PR rtl-optimization/70574
6431 * fwprop.c (forward_propagate_and_simplify): Don't add
6432 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6433 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6434 paradoxical subregs within *loc.
6436 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6438 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6439 -ftree-parallelize-loops={0,1}.
6440 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6441 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6442 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6443 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6444 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6446 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6449 * asan.c (instrument_derefs): If we get unknown location, extract it
6451 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6453 2016-04-08 Tom de Vries <tom@codesourcery.com>
6455 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6456 implicit firstprivate clause.
6458 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6461 * config/arm/thumb2.md (tst + branch-> lsls + branch
6462 peephole below *orsi_not_shiftsi_si): Require that condition
6463 register is dead after the peephole.
6464 (second peephole after the above): Likewise.
6466 2016-04-08 Alan Modra <amodra@gmail.com>
6469 * builtins.c (fold_builtin_classify): For IBM extended precision,
6470 look at just the high-order double to test for NaN.
6471 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6472 test just the high double for Inf but both doubles for subnormal
6475 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6477 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6478 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6479 node->simdclone->mask_mode != VOIDmode masks.
6480 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6481 earlier, use it instead of node->simdclone.
6482 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6483 Set clonei->mask_mode.
6485 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6488 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6489 Pass it through to cp_parser_already_scoped_statement.
6490 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6491 it through to cp_parser_statement.
6492 (cp_parser_statement): Pass IF_P through to
6493 cp_parser_iteration_statement.
6494 (cp_parser_pragma): Adjust call to
6495 cp_parser_iteration_statement.
6497 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6500 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6501 resolve a future -Wparentheses warning.
6502 * omp-low.c (scan_sharing_clauses): Likewise.
6503 * tree-parloops.c (eliminate_local_variables): Likewise.
6505 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6507 PR rtl-optimization/70398
6508 * lra-constraints.c (process_address_1): Check zero scale and code
6509 for reloading with zero scale.
6511 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6513 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6514 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6516 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6518 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6519 Add support for AVX512F clones, include them by default for
6520 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6521 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6525 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6526 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6527 firstprivate clauses.
6528 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6529 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6530 (lower_omp_target): Set TREE_NO_WARNING for
6531 non-addressable possibly uninitialized vars which are copied into
6532 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6534 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6536 * config/pa/predicates.md (integer_store_memory_operand): Accept
6537 REG+D operands with a large offset when reload_in_progress is true.
6538 (floating_point_store_memory_operand): Likewise.
6540 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6543 * match.pd (nested int casts): Limit to GIMPLE.
6545 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6548 * ipa-devirt.c (maybe_record_node): Fix comment; use
6549 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6551 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6553 PR rtl-optimization/70542
6554 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6555 if there are any uses other than insn or debug insns.
6557 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6558 Jakub Jelinek <jakub@redhat.com>
6560 PR tree-optimization/70509
6561 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6562 Shift HOST_WIDE_INT_1U instead of 1.
6564 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6566 PR tree-optimization/70509
6567 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6568 of the vector base type for index.
6570 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6573 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6575 2016-04-05 Richard Biener <rguenther@suse.de>
6577 PR tree-optimization/70526
6578 * tree-sra.c (build_ref_for_offset): Use prev_base to
6579 extract the alias pointer type.
6581 2016-04-05 Richard Biener <rguenther@suse.de>
6583 * dse.c (struct store_info): Remove alias_set member.
6584 (struct read_info_type): Likewise.
6585 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6586 spill_deleted, clear_alias_set_lookup): Remove.
6587 (get_group_info): Remove dead base == NULL_RTX case.
6588 (dse_step0): Remove initialization of removed variables.
6589 (delete_dead_store_insn): Reomve alias set dumping.
6590 (free_read_records): Remove alias_set handling.
6591 (canon_address): Remove alias_set_out parameter.
6592 (record_store): Remove spill_alias_set, it's always zero.
6593 (check_mem_read_rtx): Likewise.
6594 (dse_step2): Rename from ...
6595 (dse_step2_nospill): ... this. Adjust.
6596 (scan_stores): Rename from ...
6597 (scan_stores_nospill): ... this.
6598 (scan_reads): Rename from ...
6599 (scan_reads_nospill): ... this.
6600 (scan_stores_spill, scan_reads_spill): Remove.
6601 (dse_step3_scan): Remove for_spills argument which is always false.
6602 (dse_step3): Likewise.
6603 (dse_step5): Rename from ...
6604 (dse_step5_nospill): ... this. Remove alias_set handling.
6605 (rest_of_handle_dse): Adjust.
6607 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6610 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6611 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6612 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6613 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6615 2016-04-05 Richard Biener <rguenther@suse.de>
6618 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6619 non-register type temporaries into SSA.
6621 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6624 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6625 calls when sanitizing.
6626 (possible_polymorphic_call_target_p): Fix formatting.
6628 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6629 Jakub Jelinek <jakub@redhat.com>
6632 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6633 to ensure a call statement is compatible with a built-in's
6635 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6638 2016-04-04 Richard Biener <rguenther@suse.de>
6640 PR rtl-optimization/70484
6641 * rtl.h (canon_output_dependence): Declare.
6642 * alias.c (canon_output_dependence): New function.
6643 * dse.c (record_store): Use canon_output_dependence rather
6644 than canon_true_dependence.
6646 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6649 * cgraph.h (symtab_node::copy_visibility_from): New function.
6650 * symtab.c (symtab_node::copy_visibility_from): New function.
6651 * ipa-visibility.c (optimize_weakref): New function.
6652 (function_and_variable_visibility): Use it.
6654 2016-04-04 Martin Liska <mliska@suse.cz>
6657 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6658 value that is really in range handled by SBR instruction.
6659 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6660 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6661 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6663 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6667 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6668 set, but not for SP_REG operands.
6670 2016-04-02 Martin Sebor <msebor@redhat.com>
6673 * fold-const.c (maybe_nonzero_address): New function.
6674 (fold_comparison): Call it. Fold equality and relational
6675 expressions involving null pointers.
6676 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6678 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6680 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6681 the "Y" constraint (scalar FP 0.0 immediate).
6683 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6684 Add the "const_double" to the list of operand constraints.
6686 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6688 PR rtl-optimization/70467
6689 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6690 If low word of the last operand is 0, just emit addition/subtraction
6693 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6696 * config/s390/s390.c (s390_expand_insv): Check for everything
6697 constant instead of just VOIDmode stuff.
6699 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6702 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6704 2016-04-01 Nathan Sidwell <nathan@acm.org>
6706 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6708 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6710 PR rtl-optimization/70461
6711 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6714 2016-03-31 Martin Liska <mliska@suse.cz>
6717 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6718 a tree value or an immediate integer value to a buffer
6719 that is eventually copied to a BRIG section.
6720 (emit_immediate_operand): Call the function here.
6721 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6722 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6723 of class' fields that are removed.
6724 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6725 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6726 m_brig_repr_size fields.
6728 2016-03-31 Martin Liska <mliska@suse.cz>
6731 * hsa-gen.c (hsa_function_representation::update_dominance): New
6733 (convert_addr_to_flat_segment): Likewise.
6734 (gen_hsa_memory_set): New alignment argument.
6735 (gen_hsa_ctor_assignment): Likewise.
6736 (gen_hsa_insns_for_single_assignment): Provide alignment
6737 to gen_hsa_ctor_assignment.
6738 (gen_hsa_insns_for_direct_call): Add new argument.
6739 (expand_lhs_of_string_op): New function.
6740 (expand_string_operation_builtin): Likewise.
6741 (expand_memory_copy): New function.
6742 (expand_memory_set): New function.
6743 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6744 (convert_switch_statements): Change signature.
6745 (generate_hsa): Use a return value of the function.
6746 (pass_gen_hsail::execute): Do not call
6747 convert_switch_statements here.
6748 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6749 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6750 (hsa_function_representation::update_dominance): New function.
6752 2016-03-31 Martin Liska <mliska@suse.cz>
6755 * hsa-brig.c (emit_directive_variable): Emit alignment
6756 according to hsa_symbol::m_align.
6757 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6758 (dump_hsa_symbol): Dump alignment of HSA symbols.
6759 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6760 (gen_hsa_addr_with_align): New function.
6761 (hsa_bitmemref_alignment): Use newly added function.
6762 (gen_hsa_insns_for_load): Likewise.
6763 (gen_hsa_insns_for_store): Likewise.
6764 (gen_hsa_memory_copy): New argument added.
6765 (gen_hsa_insns_for_single_assignment): Respect
6766 alignment for assignments processed via gen_hsa_memory_copy.
6767 (gen_hsa_insns_for_direct_call): Likewise.
6768 (gen_hsa_insns_for_return): Likewise.
6769 (gen_function_def_parameters): Set default alignment.
6770 * hsa.c (hsa_object_alignment): New function.
6771 (hsa_byte_alignment): Pasted function.
6772 * hsa.h (hsa_symbol::m_align): New field.
6774 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6776 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6777 scratch field for goto case.
6779 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6781 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6783 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6786 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6787 (scalar_chain::convert_insn): Call convert_op for reg
6788 moves to handle undefined registers.
6790 2016-03-31 Nathan Sidwell <nathan@acm.org>
6793 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6794 Assert we don't want to move backwards.
6796 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6799 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6801 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6803 PR rtl-optimization/70460
6804 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6805 with operand from REG_LABEL_OPERAND, instead substitute
6806 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6807 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6809 2016-03-31 Martin Liska <mliska@suse.cz>
6811 * passes.c (execute_one_pass): Do not call
6812 todo_after for a discarded function.
6814 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6816 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6817 (no_cost, infinite_cost): Initialize the new field.
6818 (get_computation_cost_at): Record setup cost.
6819 (determine_use_iv_cost_address): Skip cost computation for sub
6820 uses if we can estimate it without losing accuracy.
6822 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6824 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6826 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6827 max_loop_iterations_int.
6828 (tree_unswitch_outer_loop): Likewise.
6829 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6830 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6832 2016-03-30 Richard Biener <rguenther@suse.de>
6835 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6837 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6840 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6841 in gen_blendm expander.
6843 2016-03-30 Nick Clifton <nickc@redhat.com>
6846 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6847 case where we are already provided with an SImode SUBREG.
6849 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6852 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6853 conflict between DRAP register and __builtin_eh_return.
6855 2016-03-30 Michael Matz <matz@suse.de>
6856 Richard Biener <rguenther@suse.de>
6859 * ipa-polymorphic-call.c (struct type_change_info): Change
6860 speculative to an unsigned allowing to limit the work we do.
6861 (csftc_abort_walking_p): New inline function..
6862 (check_stmt_for_type_change): Limit the number of may-defs
6863 skipped for speculative devirtualization to
6864 max-speculative-devirt-maydefs.
6865 * params.def (max-speculative-devirt-maydefs): New param.
6866 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6868 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6871 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6874 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6876 PR tree-optimization/59124
6877 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6878 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6880 2016-03-29 Jeff Law <law@redhat.com>
6882 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6884 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6886 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6889 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6891 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6892 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6893 gcrt0.o if linking dynamically.
6895 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6898 * ipa-devirt.c (methods_equal_p): New function.
6899 (compare_virtual_tables): Use it.
6900 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6901 * cgraphclones.c (clone_function_name_1): Use
6902 symbol_table::symbol_suffix_separator.
6903 * coverage.c (build_var): Likewise.
6904 * symtab.c (symbol_table::symbol_suffix_separator): New.
6906 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6908 PR rtl-optimization/70429
6909 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6910 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6911 mode != result_mode.
6914 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6916 PR tree-optimization/70405
6917 * ssa-iterators.h (num_imm_uses): Add missing braces.
6919 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6921 PR rtl-optimization/68695
6922 * ira-color.c (allocno_copy_cost_saving): New.
6923 (improve_allocation): Use it.
6925 2016-03-29 Richard Henderson <rth@redhat.com>
6928 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6930 2016-03-29 Richard Biener <rguenther@suse.de>
6933 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6934 use alignment returned by get_pointer_alignment_1 if it is
6935 bigger than BITS_PER_UNIT.
6936 * builtins.c (get_pointer_alignment_1): Do not return true
6937 for alignment extracted from SSA info.
6939 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6941 * config/ft32/ft32.opt (mnodiv): New.
6942 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6943 * doc/invoke.texi (FT32 Options -mnodiv): New.
6945 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6948 * config/i386/i386.md (define_split, andn): Fix modes.
6950 2016-03-26 Richard Biener <rguenther@suse.de>
6951 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6954 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6956 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6957 as 2nd argument to cl_optimization_restore().
6959 2016-03-25 Richard Henderson <rth@redhat.com>
6962 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6963 * config/aarch64/aarch64-protos.h: Declare it.
6964 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6966 2016-03-25 Alan Modra <amodra@gmail.com>
6969 * config/rs6000/constraints.md (j): Simplify.
6970 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6972 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6973 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6974 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6975 in all constraint alternatives.
6976 (movtd_64bit_nodm): Delete "j" constraint alternative.
6978 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6980 * tree-ssa-propagate.c: Enhance docs for
6981 SSA_PROP_NOT_INTERESTING.
6983 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6985 * doc/extend.texi: Fix typo in documentation to pure attribute.
6987 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6990 * config/pa/pa.md (bswapdi2): Use a scratch register.
6992 2016-03-24 Richard Henderson <rth@redhat.com>
6995 * fold-const.c (extract_muldiv_1): Correct test for multiplication
6998 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
7000 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
7001 using ix86_expand_binary_operator instead of gen_andsi3.
7003 2016-03-24 Richard Biener <rguenther@suse.de>
7005 PR tree-optimization/70396
7006 * tree-vect-stmts.c (vectorizable_comparison): Use
7007 get_vectype_for_scalar_type.
7009 2016-03-24 Richard Biener <rguenther@suse.de>
7012 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
7013 with register bases.
7015 2016-03-24 Richard Biener <rguenther@suse.de>
7017 PR tree-optimization/70372
7018 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
7019 build_all_ones_cst to also handle vector types correctly.
7021 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7024 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
7027 2016-03-23 Marek Polacek <polacek@redhat.com>
7030 * doc/invoke.texi: Document -Wignored-attributes.
7032 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7034 PR tree-optimization/69042
7035 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
7036 parameter from 30 to 40.
7038 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7040 PR tree-optimization/69042
7041 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
7042 for use with constant offset stripped in base.
7044 2016-03-23 Richard Biener <rguenther@suse.de>
7047 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
7048 mode compatibility check.
7049 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7051 2016-03-23 Jeff Law <law@redhat.com>
7053 PR tree-optimization/64058
7054 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7056 (struct ssa_conflicts): Move up earlier in the file.
7057 (conflicts_, var_map_): New static variables.
7058 (initialize_conflict_count): New function to initialize the
7059 CONFLICT_COUNT field for each conflict pair.
7060 (compare_pairs): Lazily initialize the conflict count and use it
7061 as the first tie-breaker.
7062 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7063 and wipe conflicts_ and map_ around the call to qsort. Remove
7064 special case for 2 coalesce pairs.
7065 * bitmap.c (bitmap_count_unique_bits): New function.
7066 (bitmap_count_bits_in_word): New function, extracted from
7068 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7069 * bitmap.h (bitmap_count_unique_bits): Declare it.
7071 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7074 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7075 transparent alias chain for decl assembler name.
7076 * config/sol2.c (solaris_assemble_visibility): Likewise.
7078 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7080 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7082 (v10_fdivs): Likewise.
7083 (v10_fdivd): Likewise.
7085 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7088 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7089 to not call fclose twice on file.
7091 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7093 PR tree-optimization/70354
7094 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7095 oprnd0 is wider than oprnd1 and there is a cast from the wider
7096 type to oprnd1, mask it with the mask of the narrower type.
7099 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7100 Optimize TARGET_STV splitters, if high or low word of last argument
7103 2016-03-22 Jeff Law <law@redhat.com>
7106 tree-ssa-threadbackward.c
7107 (fsm_find_control_statement_thread_paths): Correctly distinguish
7108 between old style jump threads vs FSM jump threads.
7110 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7113 * config/i386/i386.c (scalar_chain::convert_op): Support
7114 uninitialized register usage case.
7116 2016-03-22 Richard Biener <rguenther@suse.de>
7119 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7121 (capture::gen_transform): ... to change behavior when substituting
7122 a condition into cond or not-cond expr context.
7123 (dt_simplify::gen_1): Adjust.
7124 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7125 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7126 last change and instead change to
7127 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7128 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7130 2016-03-22 Anthony Green <green@moxielogic.com>
7132 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7133 issue for moxiebox targets.
7134 (CC1PLUS_SPEC): Ditto.
7136 2016-03-22 Richard Biener <rguenther@suse.de>
7139 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7142 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7144 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7146 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7149 * config/i386/i386.c (def_builtin): Handle
7150 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7152 (const struct builtin_description bdesc_special_args[]):
7153 Remove duplicate ISA bits.
7155 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7158 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7159 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7160 in a way that works also for AVX512BW.
7163 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7164 instead of source if operands[1] is xmm16 and above and
7165 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7166 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7169 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7170 on assign if (*from_p) is a comparison, set it to
7171 TREE_NO_WARNING (*from_p).
7173 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7176 * lra.c (restore_scratches): Ignore deleted insns.
7178 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7179 Jakub Jelinek <jakub@redhat.com>
7181 PR tree-optimization/70317
7182 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7185 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7188 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7189 of ix86_expand_move.
7191 (movti): Use general_operand for operand 1 predicate.
7193 2016-03-21 Martin Liska <mliska@suse.cz>
7195 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7197 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7199 2016-03-21 Martin Liska <mliska@suse.cz>
7202 * ipa-icf.c (sem_function::parse): Skip static
7203 constructors and destructors.
7205 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7208 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7209 function-like macro, peek following token(s) if it is followed
7210 by CPP_OPEN_PAREN token with optional padding in between, and
7211 if not, don't treat it like a macro.
7213 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7214 Alexander Monakov <amonakov@ispras.ru>
7216 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7217 for the stabs debug format.
7219 2016-03-21 Richard Biener <rguenther@suse.de>
7221 PR tree-optimization/70310
7222 * tree-vect-generic.c (expand_vector_condition): Fold the built
7225 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7228 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7229 Block third alternative for AVX-512VL target,
7231 2016-03-21 Martin Liska <mliska@suse.cz>
7234 * hsa-brig.c (emit_function_directives): Mark unemitted
7235 global variables for emission.
7236 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7237 (get_symbol_for_decl): Likewise.
7238 * hsa.h (struct hsa_symbol): New flag.
7240 2016-03-21 Richard Biener <rguenther@suse.de>
7242 PR tree-optimization/70288
7243 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7244 we do not estimate unsimplified all-constant conditionals or
7245 switches as optimized away.
7247 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7249 PR rtl-optimization/69102
7250 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7251 when we have a readonly dependency context.
7253 2016-03-18 Jeff Law <law@redhat.com>
7255 PR rtl-optimization/70263
7256 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7257 (update_equiv_regs): When trying to move a store to after the insn
7258 that sets the source of the store, make sure the store occurs after
7259 the insn that sets the source of the store. When successful note
7260 the REG_EQUIV note created in the dump file.
7262 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
7263 Bernd Schmidt <bschmidt@redhat.com>
7265 * doc/extend.texi: Document more potential problems with basic asms.
7267 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
7269 PR rtl-optimization/70278
7270 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
7273 2016-03-18 Jason Merrill <jason@redhat.com>
7275 * calls.c (load_register_parameters): Fix zero size sibcall logic.
7277 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
7279 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
7280 values to 128b regs.
7282 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7284 PR tree-optimization/70252
7285 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
7286 boolean vector has a proper number of elements.
7287 (supportable_narrowing_operation): Likewise.
7289 2016-03-18 Tom de Vries <tom@codesourcery.com>
7292 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
7294 2016-03-18 Jakub Jelinek <jakub@redhat.com>
7296 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
7297 instead of replace_rtx for DEBUG_INSNs.
7299 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7301 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
7302 load type reservations.
7304 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
7307 * config/pa/constraints.md: Revert 2015-02-13 change. Use
7308 define_constraint for "Q" and "T" constraints.
7310 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
7312 Tweak the pipeline model for Exynos M1
7314 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
7317 2016-03-17 David Malcolm <dmalcolm@redhat.com>
7320 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
7321 where one or both locations aren't within a line_map.
7323 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
7326 * opts.c (finish_options): Don't set flag_pie to the default if
7327 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
7330 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
7332 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
7333 true as ALL_REGS argument to replace_rtx.
7335 2016-03-17 Richard Biener <rguenther@suse.de>
7338 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
7341 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7344 * rtl.h (replace_rtx): Add ALL_REGS argument.
7345 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
7346 equality and assert mode is the same, instead of just rtx pointer
7348 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
7349 true as ALL_REGS argument to replace_rtx.
7351 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
7353 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
7354 for boolean vector with vector mode only.
7355 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7357 2016-03-17 Nick Clifton <nickc@redhat.com>
7360 * config/rx/rx.c (rx_print_integer): Print negative constants in
7363 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7366 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
7368 2016-03-16 Richard Henderson <rth@redhat.com>
7369 Richard Biener <rguenth@suse.de>
7374 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
7375 first operand as is_gimple_condexpr.
7380 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
7381 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
7382 Do not gimplify the result.
7383 (do_unop): Adjust call to tree_vec_extract.
7384 (do_binop): Likewise.
7385 (do_compare): Likewise.
7386 (do_plus_minus): Likewise.
7387 (do_negate): Likewise.
7388 (expand_vector_condition): Likewise.
7389 (do_cond): Likewise.
7391 2016-03-16 Richard Henderson <rth@redhat.com>
7394 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
7395 (aarch64_classify_address): Use it.
7396 (aarch64_legitimize_address): Force all subexpressions of PLUS
7397 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7399 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7400 Richard Biener <rguenth@suse.de>
7403 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7404 return to even if only REGNO is equal, and assert
7407 2016-03-11 Jeff Law <law@redhat.com>
7409 PR rtl-optimization/70224
7410 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7412 2016-03-16 Richard Henderson <rth@redhat.com>
7415 * function.h (struct function): Add has_forced_label_in_static.
7416 * gimplify.c (force_labels_r): Set it.
7417 * lto-streamer-in.c (input_struct_function_base): Read it.
7418 * lto-streamer-out.c (output_struct_function_base): Write it.
7419 * tree-inline.c (has_label_address_in_static_1): Remove.
7420 (copy_forbidden): Remove fndecl parameter; test
7421 has_forced_label_in_static.
7422 (inline_forbidden_p): Update call to copy_forbidden.
7423 (tree_versionable_function_p): Likewise.
7424 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7425 (chkp_versioning): Likewise.
7426 * tree-inline.h (copy_forbidden): Update decl.
7428 2016-03-16 Marek Polacek <polacek@redhat.com>
7431 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7432 function being thunked if the result type doesn't have fixed size.
7433 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7434 doesn't have fixed size.
7436 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7438 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7439 reporting malformed loop nest.
7441 2016-03-16 Tom de Vries <tom@codesourcery.com>
7444 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7445 nodes.length () == 1 test to before first nodes[0] access.
7447 2016-03-16 Tom de Vries <tom@codesourcery.com>
7449 PR tree-optimization/68715
7450 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7453 2016-03-16 Tom de Vries <tom@codesourcery.com>
7455 PR tree-optimization/68809
7456 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7459 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7460 Sandra Loosemore <sandra@codesourcery.com>
7462 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7463 on leaf attribute. Mention ELF interposition problems.
7465 2016-03-16 Alan Modra <amodra@gmail.com>
7467 PR rtl-optimization/69195
7468 PR rtl-optimization/47992
7469 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7472 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7475 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7477 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7479 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7481 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7483 PR rtl-optimization/70222
7484 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7485 optimization if mode is different from result_mode, queue up masking
7486 of the result in outer_op. Formatting fix.
7489 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7492 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7494 PR rtl-optimization/69032
7495 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7496 looping backwards over basic block insns.
7498 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7501 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7502 to non-speculative when propagating trap bits.
7504 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7506 PR rtl-optimization/63384
7507 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7510 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7513 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7514 factored out from ...
7515 (sched_analyze_insn): ... here.
7516 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7517 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7518 get_implicit_reg_pending_clobbers in it.
7519 (setup_id_reg_sets): Use setup_id_implicit_regs.
7520 (deps_init_id): Ditto.
7522 2016-03-15 Tom de Vries <tom@codesourcery.com>
7525 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7527 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7528 execute_function_dump.
7529 (execute_one_pass): Don't dump function if it will be dumped after ipa
7532 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7534 * genrecog.c (match_pattern_2): If pred is NULL don't call
7535 safe_predicate_mode on it.
7537 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7540 * lra-constraints.c (delete_move_and_clobber): Change assertion
7541 to also allow dregno == 0.
7543 2016-03-14 Richard Henderson <rth@redhat.com>
7546 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7547 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7548 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7549 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7552 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7555 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7557 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7559 * lra-constraints.c (split_reg): For hard regs, try to find the
7560 biggest single-register mode used in the function.
7562 2016-03-14 Richard Biener <rguenther@suse.de>
7564 PR tree-optimization/56365
7565 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7566 constants to compare against.
7568 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7571 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7572 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7573 (define_split for the GPR case): Use int_reg_operand instead of
7574 gpc_reg_operand for the output.
7576 2016-03-14 Tom de Vries <tom@codesourcery.com>
7578 PR tree-optimization/70045
7579 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7580 create_empty_if_region_on_edge argument.
7582 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7584 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7585 (STACK_CHECK_PROTECT): Likewise.
7586 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7587 (STACK_CHECK_PROTECT): Likewise.
7588 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7589 (STACK_CHECK_PROTECT): Likewise.
7590 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7591 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7592 (STACK_CHECK_PROTECT): Likewise.
7594 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7596 PR rtl-optimization/69307
7597 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7598 registers in modes that span more than one register.
7600 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7603 * lra-constraints.c (delete_move_and_clobber): New.
7604 (remove_inheritance_pseudos): Use it.
7606 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7609 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7610 the libcall is LCT_THROW.
7611 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7612 for the checking routine.
7614 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7617 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7618 optimization if we have direct move.
7619 (roundu32<mode>2_fprs): Likewise.
7621 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7624 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7626 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7627 Arguments swapped. All callers changed. Take reg_renumber into
7628 account, and Calculate and compare register ranges for hard regs.
7630 2016-03-11 Jeff Law <law@redhat.com>
7632 PR tree-optimization/70190
7633 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7634 Handle cases where we can not extract the taken edge, even though we
7635 found a constant value.
7637 PR tree-optimization/64058
7638 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7639 (num_coalesce_pairs): Move up earlier in file.
7640 (find_coalesce_pair): Initialize the INDEX field for each pair
7642 (compare_pairs): No longer sort on the elements in each pair.
7643 Instead break ties with the index of the coalesce pair.
7645 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7648 * config/aarch64/aarch64-protos.h
7649 (aarch64_save_restore_target_globals): New prototype.
7650 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7651 Call the above when popping pragma.
7652 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7654 (aarch64_set_current_function): Rewrite using the above.
7656 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7658 PR tree-optimization/70177
7659 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7660 (extract_ops_from_tree): ... this. In the 2 argument
7661 overload remove _1 suffix.
7662 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7663 (extract_ops_from_tree): ... this.
7664 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7666 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7667 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7668 extract_ops_from_tree instead of 2 operand one.
7670 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7672 PR tree-optimization/70013
7673 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7674 for constant-pool entries.
7676 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7678 PR rtl-optimization/70174
7679 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7680 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7682 PR tree-optimization/70169
7683 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7684 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7687 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7688 Jakub Jelinek <jakub@redhat.com>
7691 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7692 of uninitialized values.
7694 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7696 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7698 ("*trunctddd2"): New pattern definition.
7699 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7702 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7704 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7705 definitions for BFP and DFP rounding modes.
7706 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7707 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7708 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7709 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7712 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7714 * config/s390/constraints.md: Adjust comment.
7715 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7716 s390_decompose_addrstyle_without_index.
7717 * config/s390/predicates.md (shift_count_or_setmem_operand):
7718 Rename to setmem_operand.
7719 * config/s390/s390-protos.h
7720 (s390_decompose_shift_count): Rename to
7721 s390_decompose_addrstyle_without_index.
7722 * config/s390/s390.c (s390_decompose_shift_count)
7723 (s390_mem_constraint, print_shift_count_operand)
7724 (print_operand_address, print_operand): Rename
7725 s390_decompose_shift_count to
7726 s390_decompose_addrstyle_without_index and rename
7727 print_shift_count_operand to print_addrstyle_operand troughout the
7729 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7730 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7731 Rename shift_count_or_setmem_operand to setmem_operand.
7732 * config/s390/vx-builtins.md ("vec_insert<mode>")
7733 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7736 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7739 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7740 Handle overlapping retval and newval.
7742 2016-03-10 Nick Clifton <nickc@redhat.com>
7745 * config/aarch64/aarch64.c
7746 (aarch64_override_options_after_change_1): When forcing
7747 flag_omit_frame_pointer to be true, use a special value that can
7748 be detected if this function is called again, thus preventing
7749 flag_omit_leaf_frame_pointer from being forced to be false.
7751 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7753 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7754 Set x_flag_omit_leaf_frame_pointer when handling
7755 -momit-leaf-frame-pointer.
7757 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7760 * cgraph.c (cgraph_node::dump): Dump split_part and
7761 indirect_call_target.
7762 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7763 * ipa.c (has_addr_references_p): Cleanup.
7764 (is_indirect_call_target_p): New.
7765 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7766 called indirectly as local.
7767 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7769 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7772 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7773 on cxa_pure_virtual.
7775 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7778 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7780 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7783 * tree.c (need_assembler_name_p): Only record main variant type names.
7785 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7788 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7789 Always define to 0 or 1.
7790 (TARGET_FIX_ERR_A53_843419): New macro.
7791 * config/aarch64/aarch64-elf-raw.h
7792 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7793 * config/aarch64/aarch64-linux.h: Likewise.
7794 * config/aarch64/aarch64.c
7795 (aarch64_override_options_after_change_1): Do not default
7796 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7798 (aarch64_attributes): Handle fix-cortex-a53-843419.
7799 (aarch64_can_inline_p): Likewise.
7800 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7802 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7803 Jakub Jelinek <jakub@redhat.com>
7805 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7806 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7807 DECL_COMMONS if flag_unconstrained_commons is set.
7808 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7809 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7810 (funconstrained-commons): Document.
7812 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7814 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7815 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7817 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7819 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7820 has a proper number of elements.
7822 2016-03-10 Alan Modra <amodra@gmail.com>
7824 PR rtl-optimization/69195
7825 PR rtl-optimization/47992
7826 * ira.c (recorded_label_ref): Delete.
7827 (update_equiv_regs): Return void.
7828 (indirect_jump_optimize): New function.
7829 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7830 before regstat_compute_ri. Don't rebuild_jump_labels here.
7831 Delete update_regstat.
7833 2016-03-10 Richard Biener <rguenther@suse.de>
7835 PR tree-optimization/70128
7836 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7837 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7839 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7841 PR tree-optimization/70152
7842 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7843 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7846 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7847 instead of gen_sse2_loadlpd.
7848 * config/i386/sse.md (*vec_concatv2df): Rename to...
7849 (vec_concatv2df): ... this.
7851 PR tree-optimization/70127
7852 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7854 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7858 * diagnostic-show-locus.c (compatible_locations_p): New function.
7859 (layout::layout): Sanitize ranges using compatible_locations_p.
7861 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7865 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7866 location_range param with three const expanded_locations * and a
7868 (layout::layout): Replace call to
7869 rich_location::lazily_expand_location with get_expanded_location.
7870 Extract the range and perform location expansion here, passing
7871 the results to the layout_range ctor.
7872 * diagnostic.c (source_range::debug): Delete.
7873 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7874 of rich_location::get_expanded_location.
7875 * gcc-rich-location.c (get_range_for_expr): Delete.
7876 (gcc_rich_location::add_expr): Reimplement to avoid the
7877 rich_location::add_range overload that took a location_range,
7878 passing a location_t instead.
7880 2016-03-09 Richard Biener <rguenther@suse.de>
7881 Jakub Jelinek <jakub@redhat.com>
7883 PR tree-optimization/70138
7884 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7885 Also skip vect_double_reduction_def.
7887 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7890 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7891 if the operand is "m".
7893 2016-03-09 Nathan Sidwell <nathan@acm.org>
7895 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7897 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7899 * config/i386/i386.c (processor_target_table): Fix cost table
7900 intialization order for znver1.
7902 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7904 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7905 - becuase -> because.
7906 * ipa-reference.c (ignore_module_statics): Likewise.
7907 * cgraph.c (cgraph_node::get_body): Likewise.
7908 * ipa-inline.c (early_inliner): Likewise.
7909 * ipa-devirt.c (types_same_for_odr): Likewise.
7910 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7911 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7913 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7915 * tree-ssa-math-opts.c: Fix typo in comment.
7917 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7920 * config/i386/i386.c (scalar_chain::make_vector_copies,
7921 scalar_chain::convert_reg): Call end_sequence in between
7922 get_insns and emit_conversion_insns rather than after both
7925 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7928 * config/i386/i386.h (machine_function): Add
7929 pc_thunk_call_expanded flag.
7930 (ix86_pc_thunk_call_expanded): New define.
7931 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7932 (*set_got): Rename insn pattern from set_got.
7933 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7934 * config/i386/i386.c (ix86_compute_frame_layout): Use
7935 ix86_pc_thunk_call_expanded to prevent red-zone.
7937 2016-03-07 Martin Jambor <mjambor@suse.cz>
7939 * hsa.h (hsa_get_ctor_statements): Declare.
7940 (hsa_get_dtor_statements): Likewise.
7941 (hsa_get_kernel_dispatch_type): Likewise.
7942 * hsa.c (hsa_get_ctor_statements): New function.
7943 (hsa_get_dtor_statements): Likewise.
7944 (hsa_get_kernel_dispatch_type): Likewise.
7945 * hsa-brig.c (hsa_cdtor_statements): Removed.
7946 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7947 hsa_get_dtor_statements.
7948 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7949 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7951 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7953 * config/arm/arm-cores.def (cortex-r8): New.
7954 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7955 * config/arm/arm-tune.md: Likewise.
7956 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7958 2016-03-07 Martin Sebor <msebor@redhat.com>
7960 PR rtl-optimization/19705
7961 * doc/invoke.texi (Options That Control Optimization): Clarify
7962 -fno-branch-count-reg.
7964 2016-02-26 Richard Biener <rguenther@suse.de>
7965 Jeff Law <law@redhat.com>
7967 PR tree-optimization/69740
7968 * cfghooks.c (remove_edge): Request loop fixups if we delete
7969 an edge that might turn an irreducible loop into a natural
7971 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7972 Move after definition of loops_state_clear.
7974 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7976 PR rtl-optimization/69052
7977 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7980 2016-03-07 Tom de Vries <tom@codesourcery.com>
7982 PR tree-optimization/70116
7983 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7984 is_tm_ending stmts and ubsan/asan internal functions.
7985 (find_duplicate): Use it. Don't test is_tm_ending here.
7987 2016-03-07 Richard Biener <rguenther@suse.de>
7989 PR tree-optimization/70115
7990 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
7991 (propagate_constants_for_unrolling): Use replace_uses_by.
7993 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
7996 * omp-low.c (struct oacc_loop): Add ifns.
7997 (new_oacc_loop_raw): Initialize it.
7998 (finish_oacc_loop): Clear mask & flags if no ifns.
7999 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8000 (oacc_loop_xform_loop): Add ifns arg & adjust.
8001 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
8003 2016-03-07 Richard Henderson <rth@redhat.com>
8006 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
8007 (insert_value_copy_on_edge): Likewise.
8009 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8011 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
8013 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8016 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
8018 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8020 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
8022 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8024 Fix sseimul type attribute.
8025 * config/i386/znver1.md
8026 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
8027 znver1_sseimul_avx256_load) : Fix the type attribute.
8028 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
8029 pipe usage and latency.
8031 2016-03-05 Jakub Jelinek <jakub@redhat.com>
8034 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
8035 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
8038 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8041 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
8043 PR rtl-optimization/69941
8044 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
8045 the reg share its mode.
8047 2016-03-04 Jeff Law <law@redhat.com>
8049 PR tree-optimization/69196
8050 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8051 If the both SSA_NAMEs are anonymous, then consider them unassociated
8052 and include the PHI in the statement count.
8054 2016-03-05 Tom de Vries <tom@codesourcery.com>
8056 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8057 construct in oacc routine. Check for oacc region in oacc routine.
8059 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8062 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8063 2016-02-22 changes, instead don't recurse if RECUR is already true.
8064 Don't change *dynamic_check if RECUR. Adjust recursive caller
8065 to pass true to the new argument.
8066 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8069 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8070 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8072 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8074 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8076 PR rtl-optimization/57676
8077 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8080 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8082 * tree-vect-patterns.c (search_type_for_mask): Handle
8083 comparison of booleans.
8085 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8087 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8091 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8092 all other ops that have dw_val_class_die_ref operands,
8093 and DW_OP_GNU_entry_value.
8095 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8097 PR rtl-optimization/69904
8098 * config/arm/arm.c (arm_cannot_copy_insn_p):
8099 Return true for load-exclusive instructions.
8101 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8104 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8105 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8106 the pattern no matter if it is used just by non-pattern, pattern
8108 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8109 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8110 oprnd1 def_stmt is in pattern, don't look through it.
8112 2016-03-03 Marek Polacek <polacek@redhat.com>
8115 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8117 2016-03-03 Martin Liska <mliska@suse.cz>
8119 PR tree-optimization/70043
8120 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8121 previous statement if we see a debug statement.
8123 2016-03-03 Richard Biener <rguenther@suse.de>
8125 PR tree-optimization/55936
8126 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8127 parameter and guard unsafe equivalence use.
8128 (vrp_evaluate_conditional_warnv_with_ops): Always use
8129 safe equivalences but not via the quadratic compare_names
8132 2016-03-03 Michael Collison <michael.collison@linaro.org>
8135 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8136 for operand 1 to s_register_operand. Change predicate for operand
8137 2 to arm_not_immediate_operand.
8139 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8141 * doc/tm.texi: Regenerated.
8143 2016-03-02 Richard Henderson <rth@redhat.com>
8146 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8147 simplification when all args are positive non-fixed registers.
8149 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8151 * target.def (lra_p): Specify that new ports should use LRA.
8153 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8156 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8157 gimplify_type_sizes the type they refer to.
8158 (omp_notice_variable): Handle reference vars to VLAs.
8159 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8160 reference to VLA decls in the second pass instead of first pass.
8162 2016-03-02 Tom de Vries <tom@codesourcery.com>
8164 PR tree-optimization/68659
8165 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8166 new_expr == NULL_TREE.
8167 (get_new_name): Handle ADDR_EXPR.
8169 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8171 PR rtl-optimization/69052
8172 * loop-invariant.c (canonicalize_address): New function.
8173 (inv_can_prop_to_addr_use): Check validity of address expression
8174 which is canonicalized by above function.
8176 2016-03-02 Alan Modra <amodra@gmail.com>
8179 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8182 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8185 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8186 (*movhi_internal): Put mask moves from and to memory separately
8187 from moves from/to GPRs.
8189 2016-03-02 Richard Biener <rguenther@suse.de>
8191 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8192 GENERIC expressions in GIMPLE.
8194 2016-03-02 Richard Biener <rguenther@suse.de>
8196 * config/i386/i386.c (type_natural_mode): Fix typo.
8198 2016-03-02 Nick Clifton <nickc@redhat.com>
8200 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8202 2016-03-02 Richard Biener <rguenther@suse.de>
8203 Uros Bizjak <ubizjak@gmail.com>
8206 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8208 2016-03-02 Richard Biener <rguenther@suse.de>
8211 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8213 2016-03-02 Marek Polacek <polacek@redhat.com>
8216 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8217 "is promoted to" warning.
8219 2016-03-01 DJ Delorie <dj@redhat.com>
8221 * config.gcc: Deprecate mep-*.
8223 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8226 * lra-constraints.c (regno_val_use_in): New.
8227 (match_reload): Use it instead of regno_use_in.
8229 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8231 PR rtl-optimization/70007
8232 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8233 references present in REG_EQUAL notes attached to non-SET patterns.
8235 2016-03-01 Jeff Law <law@redhat.com>
8237 PR tree-optimization/69196
8238 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8239 Appropriately clamp the number of statements to copy when the
8240 thread path does not traverse a loop backedge.
8242 PR tree-optimization/69196
8243 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8244 Do count some PHIs in the thread path against the insn count. Decrease
8245 final statement count by one as the control statement in the last
8246 block will get removed. Remove special cased code for handling PHIs
8249 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8252 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8253 asm dialect alternatives to explicit GOTPCREL calls.
8255 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8258 * ira.c (do_reload): Issue warning for generic stack checking here...
8259 * reload1.c (reload): ...instead of here and streamline it.
8261 2016-03-01 Nick Clifton <nickc@redhat.com>
8263 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
8265 2016-03-01 Richard Biener <rguenther@suse.de>
8267 PR tree-optimization/69983
8268 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
8269 types and fall back to operand_equal_p.
8271 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8274 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8276 * config/s390/constraints.md ("jm8"): New constraint.
8277 * config/s390/predicates.md ("const_int_8bitset_operand"): New
8279 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
8281 ("*setmem_long<setmem_and>"): New pattern.
8282 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
8284 ("*setmem_long_31z<setmem_and>"): New pattern.
8285 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
8286 New substitution rules with the required attributes.
8289 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8292 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8294 * gensupport.c (process_substs_on_one_elem): Split loop to
8295 complete mark_operands_used_in_match_dup on all expressions in the
8297 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8298 and remove function.
8300 2016-03-01 Richard Biener <rguenther@suse.de>
8303 * fold-const.c (fold_indirect_ref_1): Fix range checking for
8304 vector BIT_FIELD_REF extract.
8306 2016-03-01 Richard Biener <rguenther@suse.de>
8308 PR tree-optimization/69994
8309 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
8311 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
8313 PR tree-optimization/69956
8314 * tree-vect-stmts.c (supportable_widening_operation): Support
8315 multi-step conversion of boolean vectors.
8316 (supportable_narrowing_operation): Likewise.
8318 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8320 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
8323 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8325 * config/s390/subst.md (DSI_VI): New mode iterator.
8326 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
8327 * config/s390/vector.md ("vec_set<mode>"): Move expander before
8328 the insn definition.
8329 ("*vec_set<mode>"): Change predicate and add alternative to
8330 support only either register or const_int operands as element
8332 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
8334 ("vec_extract<mode>"): New expander.
8335 ("*vec_extract<mode>"): New insn definition supporting reg and
8336 const_int element selectors.
8337 ("*vec_extract<mode>_plus"): New insn definition supporting
8338 reg+const_int element selectors.
8339 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
8340 following expander+insn definition.
8341 ("<vec_shifts_name><mode>3"): New expander.
8342 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
8344 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8346 * config/s390/s390.md ("*tabort_1"): Change predicate to
8347 nonmemory_operand. Add a second alternative to cover
8348 register as well as const int operands.
8349 ("*tabort_1_plus"): New pattern definition.
8351 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8353 * config/s390/s390.md ("*ashrdi3_cc_31")
8354 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
8355 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
8356 Merge insn definitions into ...
8357 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8358 New pattern definition.
8359 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
8360 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
8361 ("*ashr<mode>3_and"): Merge insn definitions into ...
8362 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8363 New pattern definition.
8364 * config/s390/subst.md ("addr_style_op_cc_subst")
8365 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
8366 substitutions patterns plus attributes.
8367 Add ashiftrt to SUBST iterator.
8369 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8371 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
8372 op2 to nonmemory_operand.
8373 ("*<shift>di3_31", "*<shift>di3_31_and"):
8374 Merge into single pattern definition ...
8375 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
8376 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
8377 pattern definition ...
8378 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
8379 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
8382 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8384 * config/s390/predicates.md (const_int_6bitset_operand): New
8386 * config/s390/s390.md: Include subst.md.
8387 ("rotl<mode>3"): New expander.
8388 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
8390 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
8391 * config/s390/subst.md: New file.
8393 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8395 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8396 Remove RRR type. It doesn't really exist.
8397 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8399 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8400 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8401 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8402 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8403 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8404 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8405 `enabled' attribute.
8407 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8409 * gensupport.c (process_substs_on_one_elem): Split loop to
8410 complete mark_operands_used_in_match_dup on all expressions in the
8412 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8413 and remove function.
8415 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8418 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8419 (CEIL_NWORDS): ...this. Use CEIL macro.
8420 (compute_fp_layout): Adjust to above renaming.
8421 (function_arg_union_value): Likewise.
8422 (sparc_arg_partial_bytes): Likewise.
8423 (sparc_function_arg_advance): Likewise.
8425 2016-02-29 Jeff Law <law@redhat.com>
8427 PR tree-optimization/70005
8428 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8429 where an object with a boolean range is compared against a value
8432 PR tree-optimization/69999
8433 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8434 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8437 2016-02-29 Richard Biener <rguenther@suse.de>
8439 PR tree-optimization/69994
8440 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8441 (get_unary_op): Look through nop conversions.
8442 (ops_equal_values_p): New function, look for equality diregarding
8444 (eliminate_plus_minus_pair): Use ops_equal_values_p
8445 (repropagate_negates): Do not use get_unary_op here.
8447 2016-02-29 Martin Liska <mliska@suse.cz>
8449 * system.h: Poison ENABLE_CHECKING macro.
8451 2016-02-29 Martin Liska <mliska@suse.cz>
8453 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8454 is presented in dump flags.
8455 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8456 (hsa_regalloc): Likewise.
8458 2016-02-19 Richard Biener <rguenther@suse.de>
8460 PR tree-optimization/69980
8461 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8462 permutation of those we need to keep.
8464 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8467 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8468 (NWORDS_UP): ...this
8469 (init_cumulative_args): Minor tweaks.
8470 (sparc_promote_function_mode): Likewise.
8471 (scan_record_type): Delete.
8472 (traverse_record_type): New function template.
8473 (classify_data_t): New structure type.
8474 (classify_registers): New inline function.
8475 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8476 exhausted. Instantiate traverse_record_type on classify_registers and
8477 deal with the case of a structure passed in slot #15 with no FP field
8479 (assign_data_t): New structure type.
8480 (compute_int_layout): New static function.
8481 (compute_fp_layout): Likewise.
8482 (count_registers): New inline function.
8483 (assign_int_registers): New static function.
8484 (assign_fp_registers): Likewise.
8485 (assign_registers): New inline function.
8486 (function_arg_record_value_1): Delete.
8487 (function_arg_record_value_2): Likewise.
8488 (function_arg_record_value_3): Likewise.
8489 (function_arg_record_value): Adjust to above changes. Instantiate
8490 traverse_record_type on count_registers to first count the number of
8491 registers to be used and then on assign_registers to assign them.
8492 (function_arg_union_value): Adjust to above renaming.
8493 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8494 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8495 case of a structure passed in slot #15
8496 (sparc_function_arg_advance): Likewise.
8497 (function_arg_padding): Minor tweak.
8499 2016-02-29 Richard Biener <rguenther@suse.de>
8501 PR tree-optimization/69720
8502 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8503 the adjustment_def path for possibly vectorized defs.
8504 (vect_create_epilog_for_reduction): Handle vectorized initial
8507 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8509 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8511 2016-02-27 Jeff Law <law@redhat.com>
8514 2016-02-26 Richard Biener <rguenther@suse.de>
8515 Jeff Law <law@redhat.com>
8517 PR tree-optimization/69740
8518 * cfghooks.c (remove_edge): Request loop fixups if we delete
8519 an edge that might turn an irreducible loop into a natural
8522 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8524 PR rtl-optimization/69896
8525 * tree-vect-generic.c (get_compute_type): Avoid single element
8528 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8530 Rename the AArch64 tuning option and related functions to enable the
8531 Newton series for the reciprocal square root to reflect its
8532 approximative characteristic.
8534 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8535 function to "aarch64_emit_approx_rsqrt".
8536 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8537 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8538 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8539 (xgene1_tunings): Likewise.
8540 (use_rsqrt_p): Likewise.
8541 (aarch64_emit_swrsqrt): Use new function name.
8542 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8543 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8544 text explaining this option.
8545 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8547 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8550 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8551 complain about -mallow-movmisalign without -mvsx if
8552 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8554 2016-02-26 Joel Sherrill <joel@rtems.org>
8556 * config.gcc: Add x86_64-*-rtems*.
8557 * config/i386/rtems-64.h: New file.
8559 2016-02-26 Joel Sherrill <joel@rtems.org>
8561 * config.gcc: Add aarch64-*-rtems*.
8562 * config/aarch64/rtems.h: New file.
8564 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8567 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8568 shift amount using %h. Add comment.
8570 2016-02-26 Richard Biener <rguenther@suse.de>
8571 Jeff Law <law@redhat.com>
8573 PR tree-optimization/69740
8574 * cfghooks.c (remove_edge): Request loop fixups if we delete
8575 an edge that might turn an irreducible loop into a natural
8578 2016-02-26 Martin Jambor <mjambor@suse.cz>
8581 * tree-sra.c (sra_modify_assign): Do not remove loads of
8582 uninitialized aggregates to SSA_NAMEs.
8584 2016-02-26 Richard Henderson <rth@redhat.com>
8587 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8588 pseudo in case the target rtx matches the source of the left
8591 2016-02-26 Martin Jambor <mjambor@suse.cz>
8594 * hsa.h (hsa_type_packed_p): Declare.
8595 * hsa.c (hsa_type_packed_p): New function.
8596 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8598 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8599 * hsa-brig.c (emit_basic_insn): Likewise.
8601 2016-02-26 Martin Jambor <mjambor@suse.cz>
8604 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8606 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8608 2016-02-26 Martin Jambor <mjambor@suse.cz>
8610 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8611 hsa_op_with_type operands.
8612 (hsa_unsigned_type_for_type): Declare.
8613 * hsa.c (hsa_unsigned_type_for_type): New function.
8614 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8615 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8616 the finalizer. Do not emit extra move.
8618 2016-02-26 Martin Jambor <mjambor@suse.cz>
8620 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8621 atomic operations in private segment.
8623 2016-02-26 Martin Jambor <mjambor@suse.cz>
8625 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8626 statements to wi->info. Also disallow omp simd constructs.
8627 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8628 for not gridifying. Dump special string for omp_for.
8630 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8633 * config/aarch64/aarch64.c (aarch64_set_current_function):
8634 Save/restore target globals when switching to
8635 target_option_default_node.
8637 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8640 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8641 Return 0 if !SHIFT_COUNT_TRUNCATED.
8643 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8644 Eric Botcazou <ebotcazou@adacore.com>
8646 PR rtl-optimization/69891
8647 * dse.c (scan_insn): If we can't figure out memset arguments
8648 or they are non-constant, call clear_rhs_from_active_local_stores.
8650 2016-02-26 Martin Liska <mliska@suse.cz>
8652 * doc/extend.texi: Mention clog10, clog10f an clog10l
8653 in Builtins section.
8655 2016-02-26 Martin Liska <mliska@suse.cz>
8657 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8659 (resolve_args_picking_1): Likewise.
8660 * dwarf2out.h (struct GTY): Likewise.
8662 2016-02-26 Martin Liska <mliska@suse.cz>
8664 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8666 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8668 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8669 Martin Liska <mliska@suse.cz>
8671 * doc/install.texi: Mention --enable-valgrind-annotations.
8673 2016-02-26 Richard Biener <rguenther@suse.de>
8675 PR tree-optimization/69551
8676 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8677 looking through aliases adjust DECL_PT_UID to refer to the
8678 ultimate alias target.
8680 2016-02-25 Martin Liska <mliska@suse.cz>
8683 * alloc-pool.c (after_memory_report): New variable.
8684 * alloc-pool.h (base_pool_allocator ::release): Do not use
8685 the infrastructure if after_memory_report.
8686 * toplev.c (toplev::main): Mark after memory report.
8688 2016-02-25 Richard Biener <rguenther@suse.de>
8690 PR tree-optimization/48795
8691 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8693 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8696 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8697 offloading is enabled and -fopenacc or -fopenmp is specified.
8698 (CRTOFFLOADEND): Likewise.
8699 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8700 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8701 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8702 (offload_objects_file_name): New static var.
8703 (tool_cleanup): Remove offload_objects_file_name file.
8704 (find_offloadbeginend): Replace with ...
8705 (find_crtoffloadtable): ... this.
8706 (run_gcc): Remove offload_argc and offload_argv.
8707 Get offload_objects_file_name from -foffload-objects=... option.
8708 Read names of object files with offload from this file, pass them to
8709 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8710 don't pass offloadbegin and offloadend to the linker. Don't pass
8711 offload non-LTO files to the linker, because now they're not claimed.
8713 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8716 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8717 on builtin_unreachable.
8719 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8721 PR rtl-optimization/69896
8722 * regcprop.c: Include cfgrtl.h.
8723 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8724 than remembered mode, either delete it (if noop_move_p), or
8725 treat like copy_p but not noop_p instruction.
8727 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8730 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8731 - allow NULL decl for Fortran DW_TAG_common_block variables.
8733 2016-02-24 Jason Merrill <jason@redhat.com>
8735 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8737 2016-02-24 Richard Biener <rguenther@suse.de>
8738 Jakub Jelinek <jakub@redhat.com>
8741 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8742 conditionally executed ops to well-defined overflow behavior.
8744 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8747 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8750 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8752 PR rtl-optimization/69886
8753 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8754 argument. Use it when checking validity of set instructions.
8755 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8756 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8758 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8759 * store-motion.c (find_moveable_store): Update
8760 can_assign_to_reg_without_clobbers_p callsite.
8762 2016-02-24 Richard Biener <rguenther@suse.de>
8765 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8767 (record_nonwrapping_iv): Do not fall back to the low/high bound
8768 for non-constant IV bases if the stmt is not always executed.
8770 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8772 * config/arm/arm-cores.def (cortex-a32): New entry.
8773 * config/arm/arm-tables.opt: Regenerate.
8774 * config/arm/arm-tune.md: Regenerate.
8775 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8776 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8777 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8778 for -mcpu and -mtune.
8780 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8783 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8784 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8785 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8786 (atomic_loaddi_1): Delete.
8787 (atomic_loaddi): Rewrite expander using the above changes.
8789 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8792 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8795 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8796 Richard Biener <rguenth@suse.de>
8799 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8800 set_mem_attributes if tem is SSA_NAME which got expanded
8803 2016-02-24 Richard Biener <rguenther@suse.de>
8805 PR tree-optimization/69907
8806 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8807 end of permutations for BB vectorization.
8809 2016-02-24 Christian Bruel <christian.bruel@st.com>
8811 * config/arm/arm-c.c (arm_option_override): Initialize
8812 target_option_current_node.
8813 * config/arm/arm.c (arm_pragma_target_parse): Replace
8814 build_target_option_node call by target_option_current_node.
8815 Set target_option_current_node.
8818 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8821 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8822 define_insn_and_split to define_insn.
8823 (zero_extendqi<mode>2_dot2): Same.
8824 (extendqi<mode>2_dot): Same.
8825 (extendqi<mode>2_dot2): Same.
8827 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8829 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8830 and add bypass for AES{D,E} and AESMC pairs.
8831 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8834 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8836 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8837 series for reciprocal square root in Exynos M1.
8839 2016-02-23 Martin Sebor <msebor@redhat.com>
8842 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8843 __builtin_alloca_with_align.
8845 2016-02-23 Richard Henderson <rth@redhat.com>
8847 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8848 (ix86_register_pragmas): Remove __seg_tls.
8849 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8850 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8851 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8852 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8853 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8854 * doc/extend.texi (__seg_tls): Remove item.
8856 2016-02-23 Richard Biener <rguenther@suse.de>
8858 * alloc-pool.h (struct allocation_object): Make id member
8859 conditional on CHECKING_P again.
8860 (get_instance): Adjust.
8861 (base_pool_allocator): Likewise.
8863 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8865 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8866 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8868 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8870 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8872 2016-02-23 Richard Biener <rguenther@suse.de>
8874 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8875 * bitmap.h (struct bitmap_usage): Likewise.
8876 (bitmap_move): Declare.
8877 * bitmap.c (register_overhead): Take size_t argument.
8878 (bitmap_move): New function.
8879 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8880 to properly account overhead.
8881 * tree.c (free_node): Use tree_size.
8883 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8886 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8887 when inverting comparison.
8890 * common.opt (Wunreachable-code): Add Warning flag.
8892 2016-02-23 Mark Wielaard <mjw@redhat.com>
8893 Jakub Jelinek <jakub@redhat.com>
8896 * cgraphunit.c (check_global_declaration): Check main_input_filename
8897 and DECL_SOURCE_FILE are not NULL.
8899 2016-02-23 Martin Jambor <mjambor@suse.cz>
8901 PR tree-optimization/69666
8902 * tree-sra.c (sra_modify_assign): Do not attempt to create
8903 default_def replacements for unscalarizable regions.
8905 2016-02-20 Mark Wielaard <mjw@redhat.com>
8908 * cgraphunit.c (check_global_declaration): Check level of
8909 warn_unused_const_variable and main_input_filename.
8910 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8911 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8912 (-Wunused-const-variable): Explain levels 1 and 2.
8914 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8917 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8918 identical arguments. Formatting and spelling fixes.
8921 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8926 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8927 and m68k-devices.def.
8928 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8929 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8931 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8933 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8934 and HImode registers.
8936 2016-02-22 Richard Biener <rguenther@suse.de>
8938 PR tree-optimization/69882
8939 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8940 preserve permutations present because of gaps.
8941 (vect_supported_load_permutation_p): Always continue checking
8942 permutations after vect_attempt_slp_rearrange_stmts.
8944 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8946 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8947 min_profitable_estimate, rather than min_profitable_iters.
8949 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8952 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8953 SImode for last match_operand.
8955 2016-02-22 Martin Liska <mliska@suse.cz>
8957 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8958 return bitsize - 1 as the return value.
8960 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8964 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8965 Handle negative shift counts.
8966 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8967 force_reg on the shift constant.
8968 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8969 (lshrsi3_d): Handle negative shift counts.
8971 2016-02-22 Richard Biener <rguenther@suse.de>
8972 Tom de Vries <tom@codesourcery.com>
8974 * graph.c: Include dumpfile.h.
8975 (print_graph_cfg): Split into three overloads.
8976 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8978 2016-02-22 Tom de Vries <tom@codesourcery.com>
8980 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8983 2016-02-22 Richard Biener <rguenther@suse.de>
8986 * ipa-inline-transform.c (inline_call): When not updating
8987 overall summaries adjust self size by the growth estimate.
8988 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8989 hash-set, do not update overall summaries here. Renamed from ...
8990 (inline_to_all_callers): ... this which is now wrapping the
8991 above and performing delayed overall summary update.
8992 (early_inline_small_functions): Delay updating of the overall
8995 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
8997 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
9000 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9003 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
9004 :%* in %:gt() argument.
9005 (greater_than_spec_func): Adjust for expecting only numbers,
9006 if there are more than two numbers, compare the last two.
9008 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
9010 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
9011 -Wnarrowing with -std.
9013 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9016 * expr.c (store_field): Don't use bit-field path if exp is
9017 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
9018 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
9019 and the assignment can be performed by bitwise copy. Formatting
9023 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
9024 call copy_reg_eh_region_note_forward on before and/or after sequences
9025 and remove note from insn if it no longer can throw.
9028 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
9031 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9033 * config/s390/vector.md: Add missing commutative operand markers
9034 to the patterns which qualify for one.
9035 * config/s390/vx-builtins.md: Likewise.
9037 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9039 * config/s390/vector.md (VI, VI_QHS): Add single element vector
9040 types to mode iterators.
9041 (vec_double): ... and mode attribute.
9042 * config/s390/vx-builtins.md (non_vec_int): Likewise.
9044 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9046 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
9047 Change the predicate of op2 from nonimmediate to general and let
9048 reload fix it if necessary.
9050 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9052 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9054 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9056 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9059 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9061 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9062 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9063 * config/s390/s390.md ("movstr<P:mode>"): Call
9064 s390_expand_vec_movstr.
9066 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9068 * config/s390/s390.md: Add missing output modifier for operand 1
9069 to print it as address properly.
9071 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9073 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9074 * config/s390/2964.md: New file.
9075 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9076 of insn grouping attributes depending on the CPU level.
9077 (s390_get_unit_mask): New function.
9078 (s390_sched_score): Remove the OOO from the scheduling macros.
9079 Add loop to calculate a score for the instruction mix.
9080 (s390_sched_reorder): Likewise plus improve debug output.
9081 (s390_sched_variable_issue): Rename macros as above. Calculate
9082 the unit distances after actually scheduling an insn. Improve
9084 (s390_sched_init): Clear last_scheduled_unit_distance array.
9085 * config/s390/s390.md: Include 2964.md.
9087 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9090 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9091 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9092 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9093 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9094 *avx512f_<code>v8div16qi2_mask_1): New insns.
9096 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9099 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9102 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9103 earlyclobber from target. Use wF constraint for fused memory
9105 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9107 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9108 Martin Liska <mliska@suse.cz>
9111 * cfgexpand.c (asan_sanitize_stack_p): New function.
9112 (partition_stack_vars): Use the function.
9113 (expand_stack_vars): Likewise.
9114 (defer_stack_allocation): Likewise.
9115 (expand_used_vars): Likewise.
9117 2016-02-18 Richard Biener <rguenther@suse.de>
9120 * fold-const.c (operand_equal_p): Properly compare offsets for
9121 IMAGPART_EXPR and ARRAY_REF.
9123 2016-02-18 Nick Clifton <nickc@redhat.com>
9127 * config/arm/arm.c (arm_option_override_internal): Disable
9128 interworking if the target does not support thumb instructions.
9129 (arm_reload_in_hi): Handle the case where a register to register
9130 move needs reloading because there is no simple pattern to handle
9132 (arm_reload_out_hi): Likewise.
9134 2016-02-18 Richard Biener <rguenther@suse.de>
9137 * match.pd: Don't use fold_binary or fold_unary for folding
9140 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9143 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9144 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9145 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9146 warn on gimple_no_warning_p statements.
9148 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9150 * doc/extend.texi (C++ Attributes): Correct description of
9151 warn_unused type attribute.
9153 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9155 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9156 correct instruction.
9158 2016-02-17 Richard Biener <rguenther@suse.de>
9160 PR rtl-optimization/69609
9161 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9162 (find_traces_1_round): When ending a trace update cached priority
9164 (bb_to_key): Use cached priority when available.
9165 (copy_bb): Initialize cached priority.
9166 (reorder_basic_blocks_software_trace_cache): Likewise.
9168 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9171 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9173 (aarch64_comparison_operator): Break overly long line into two.
9174 (aarch64_comparison_operation): Likewise.
9175 * config/aarch64/aarch64.md (cstorecc4): Use
9176 aarch64_comparison_operator_mode instead of
9177 aarch64_comparison_operator.
9178 (cstore<mode>4): Likewise.
9179 (aarch64_cstore<mode>): Likewise.
9180 (*cstoresi_insn_uxtw): Likewise.
9181 (cstore<mode>_neg): Likewise.
9182 (*cstoresi_neg_uxtw): Likewise.
9184 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9187 * config/arm/predicates.md (arm_comparison_operator_mode):
9189 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9190 instead of arm_comparison_operator.
9191 (*mov_negscc): Likewise.
9192 (*mov_notscc): Likewise.
9193 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9194 (*thumb2_mov_negscc): Likewise.
9195 (*thumb2_mov_negscc_strict_it): Likewise.
9196 (*thumb2_mov_notscc): Likewise.
9197 (*thumb2_mov_notscc_strict_it): Likewise.
9199 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9201 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9204 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9206 * config/visium/visium.c (machine_libfunc_index): New enum.
9207 (machine_libfuncs): New structure.
9208 (visium_libfuncs): New static variable.
9209 (TARGET_INIT_LIBFUNCS): Define to...
9210 (visium_init_libfuncs): ...this. New function.
9211 (expand_block_move_4): Use the appropriate libfunc.
9212 (expand_block_move_2): Likewise.
9213 (expand_block_move_1): Likewise.
9214 (expand_block_set_4): Likewise.
9215 (expand_block_set_2): Likewise.
9216 (expand_block_set_1): Likewise.
9217 (visium_trampoline_init): Likewise.
9219 2016-02-17 Nick Clifton <nickc@redhat.com>
9221 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9222 TI's devices.csv file as of March 2016.
9224 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9227 * opts-global.c (handle_common_deferred_options): Introduce and
9228 initialize two global variables to remember command-line options
9229 specifying a stack-limiting register.
9230 * opts.h: Add extern declarations of the two new global variables.
9231 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9232 variable based on the values of the two new global variables.
9234 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9237 * common.opt (Wnonnull-compare): New warning.
9238 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9239 of arguments against NULL.
9240 (-Wnonnull-compare): Document.
9241 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9242 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9243 * passes.def (pass_warn_nonnull_compare): Add.
9244 * gimple-ssa-nonnull-compare.c: New file.
9246 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9248 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9249 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9251 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9253 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9254 reciprocal sqrt for -mlow-precision-recip-sqrt.
9256 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9257 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9259 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9260 always use lane loads to construct non-constant vectors.
9262 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9264 * config/aarch64/aarch64.md
9265 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
9266 constraints for operand 3.
9267 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
9269 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9270 Richard Biener <rguenther@suse.de>
9272 PR tree-optimization/69820
9273 * tree-vect-patterns.c (type_conversion_p): Return false if
9274 *orig_type is unsigned single precision or boolean.
9275 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
9278 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9280 PR rtl-optimization/69764
9281 PR rtl-optimization/69771
9282 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
9283 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
9285 2016-02-16 Richard Biener <rguenther@suse.de>
9287 PR tree-optimization/69776
9288 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
9290 (indirect_refs_may_alias_p): Likewise.
9291 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
9292 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
9293 according to tbaa_p.
9294 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
9295 (optimize_stmt): For redundant store discovery do not allow tbaa.
9297 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
9299 PR tree-optimization/69714
9300 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
9301 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
9303 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
9305 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
9306 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
9307 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
9308 * config/arc/arc.c (arc_init): Check FPU options.
9309 (get_arc_condition_code): Handle new CC_FPU* modes.
9310 (arc_select_cc_mode): Likewise.
9311 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
9312 register pair only. Allow access for ARCv2 accumulator.
9313 (gen_compare_reg): Whenever we have FPU support use FPU compare
9315 (arc_reorg): Don't generate brcc insns when FPU compare
9316 instructions are involved.
9317 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
9318 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
9319 floating point emulation.
9320 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
9321 (REVERSE_CONDITION): Add new CC_FPU* modes.
9322 (TARGET_FP_SP_BASE): Define.
9323 (TARGET_FP_DP_BASE): Likewise.
9324 (TARGET_FP_SP_FUSED): Likewise.
9325 (TARGET_FP_DP_FUSED): Likewise.
9326 (TARGET_FP_SP_CONV): Likewise.
9327 (TARGET_FP_DP_CONV): Likewise.
9328 (TARGET_FP_SP_SQRT): Likewise.
9329 (TARGET_FP_DP_SQRT): Likewise.
9330 (TARGET_FP_DP_AX): Likewise.
9331 * config/arc/arc.md (ARCV2_ACC): New constant.
9332 (type): New fpu type attribute.
9333 (SDF): Conditional iterator.
9334 (cstore<mode>, cbranch<mode>): Change expand condition.
9335 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
9336 handles FPU/FPX cases as well.
9337 * config/arc/arc.opt (mfpu): New option.
9338 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
9340 (adddf3, muldf3, subdf3): Removed.
9341 * config/arc/predicates.md (proper_comparison_operator): Recognize
9343 * config/arc/fpu.md: New file.
9344 * doc/invoke.texi (ARC Options): Document mfpu option.
9346 2016-02-16 Richard Biener <rguenther@suse.de>
9348 PR rtl-optimization/69291
9349 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
9350 noce_operand_ok check.
9352 2016-02-16 Tom de Vries <tom@codesourcery.com>
9355 * omp-low.c (simd_clone_create): Remove call to
9356 symtab->call_cgraph_insertion_hooks.
9358 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9360 PR tree-optimization/69802
9361 * tree-ssa-reassoc.c (update_range_test): If op is
9362 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
9363 op == 1 test of precision 1 integral op, otherwise handle
9364 that case as op itself. Fix up formatting.
9365 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
9368 2016-02-16 Richard Biener <rguenther@suse.de>
9370 PR tree-optimization/69586
9371 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
9372 types for conversion sources.
9374 2016-02-16 Richard Biener <rguenther@suse.de>
9377 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
9378 mask OEP_ADDRESS_OF.
9380 2016-02-16 Alan Modra <amodra@gmail.com>
9383 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
9384 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
9385 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
9387 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
9388 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
9389 (p8_fmrgow_<mode>): Likewise.
9390 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
9392 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
9393 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
9394 to use movdi_internal64. Remove op0_di.
9395 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9397 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9399 Add support for the FCCMP insn types
9401 * config/aarch64/aarch64.md (fccmp): Change insn type.
9403 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9404 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9405 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9406 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9407 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9408 * config/arm/types.md (fccmps): Add new insn type.
9411 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9413 * alias.c (get_alias_set): Fix a typo in comment.
9415 2016-02-15 Richard Biener <rguenther@suse.de>
9417 PR tree-optimization/69595
9418 * match.pd: Complete range test simplification to true.
9420 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9422 PR rtl-optimization/69648
9423 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9424 pic_offset_table_rtx.
9426 PR rtl-optimization/69752
9427 * ira.c (update_equiv_regs): When looking for more than a single SET,
9428 also take other side effects into account.
9430 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9432 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9433 for z900+ CPUs in 31-bit mode.
9435 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9437 * common/config/s390/s390-common.c (s390_supports_split_stack):
9439 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9440 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9441 * config/s390/s390.c (struct machine_function): New field
9442 split_stack_varargs_pointer.
9443 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9444 in s390_emit_prologue.
9445 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9447 (morestack_ref): New global.
9448 (SPLIT_STACK_AVAILABLE): New macro.
9449 (s390_expand_split_stack_prologue): New function.
9450 (s390_live_on_entry): New function.
9451 (s390_va_start): Use split-stack vararg pointer if appropriate.
9452 (s390_asm_file_end): Emit the split-stack note sections.
9453 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9454 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9455 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9456 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9457 (split_stack_prologue): New expand.
9458 (split_stack_space_check): New expand.
9459 (split_stack_data): New insn.
9460 (split_stack_call): New expand.
9461 (split_stack_call_*): New insn.
9462 (split_stack_cond_call): New expand.
9463 (split_stack_cond_call_*): New insn.
9465 2016-02-15 Richard Biener <rguenther@suse.de>
9467 PR tree-optimization/69783
9468 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9469 Add trivially correct cases.
9471 2016-02-15 Tom de Vries <tom@codesourcery.com>
9474 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9476 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9478 2016-02-15 Richard Biener <rguenther@suse.de>
9480 PR tree-optimization/69776
9481 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9482 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9483 indicate whether we can use TBAA to disambiguate against stores.
9484 Use alias-set zero if not.
9485 (visit_reference_op_store): Do not use TBAA when looking up
9487 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9488 (eliminate_dom_walker::before_dom_children): But not when looking
9489 up redundant stores.
9491 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9493 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9495 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9497 * config/i386/znver1.md
9498 (znver1_pop, znver1_pop_mem,
9499 znver1_load_imov_double_store,
9500 znver1_load_imov_direct_store,
9501 znver1_load_imov_direct_load,
9502 znver1_load_imov_double_load): Add new.
9503 (znver1_insn, znver1_insn_load): Add icmov type.
9505 znver1_sseavx_fma_load,
9507 znver1_avx256_fma_load): Fix pipe usage.
9509 2016-02-14 Alan Modra <amodra@gmail.com>
9512 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9513 with an invalid hard reg, reload just the reg not the entire
9514 pre/post-inc/dec address expression.
9516 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9519 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9520 fixed R1_REG scratch reg.
9521 (sibcall_value_pcrel_fdpic): Likewise.
9523 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9527 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9529 2016-02-12 Walter Lee <walt@tilera.com>
9531 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9532 * config/tilegx/t-tilegx: Likewise.
9534 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9537 * diagnostic-show-locus.c (struct line_span): New struct.
9538 (layout::get_first_line): Delete.
9539 (layout::get_last_line): Delete.
9540 (layout::get_num_line_spans): New member function.
9541 (layout::get_line_span): Likewise.
9542 (layout::print_heading_for_line_span_index_p): Likewise.
9543 (layout::get_expanded_location): Likewise.
9544 (layout::calculate_line_spans): Likewise.
9545 (layout::m_first_line): Delete.
9546 (layout::m_last_line): Delete.
9547 (layout::m_line_spans): New field.
9548 (layout::layout): Update comment. Replace m_first_line and
9549 m_last_line with m_line_spans, replacing their initialization
9550 with a call to calculate_line_spans.
9551 (diagnostic_show_locus): When printing source lines and
9552 annotations, rather than looping over a single span
9553 of lines, instead loop over each line_span within
9554 the layout, with an inner loop over the lines within them.
9555 Call the context's start_span callback when changing line spans.
9556 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9557 (diagnostic_build_prefix): Break out the building of the location
9558 part of the string into...
9559 (diagnostic_get_location_text): ...this new function, rewriting
9560 it from nested ternary expressions to a sequence of "if"
9562 (default_diagnostic_start_span_fn): New function.
9563 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9564 (diagnostic_context::start_span): New field.
9565 (default_diagnostic_start_span_fn): New prototype.
9567 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9570 * gcc.c (driver::finalize): Fix cleanup of "specs".
9572 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9576 * gcc.c (driver::driver): Initialize m_option_suggestions.
9577 (driver::~driver): Clean up m_option_suggestions.
9578 (suggest_option): Convert to...
9579 (driver::suggest_option): ...this, and split out into
9580 driver::build_option_suggestions and find_closest_string.
9581 (driver::build_option_suggestions): New function, from
9582 first half of suggest_option. Special-case
9583 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9584 the sanitizer_opts array. For options of enum types, add the
9585 various enum values to the candidate strings.
9586 (driver::handle_unrecognized_options): Remove "const".
9587 * gcc.h (driver::handle_unrecognized_options): Likewise.
9588 (driver::build_option_suggestions): New decl.
9589 (driver::suggest_option): New decl.
9590 (driver::m_option_suggestions): New field.
9591 * opts-common.c (add_misspelling_candidates): New function.
9592 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9593 and make non-static.
9594 * opts.h (sanitizer_opts): New array decl.
9595 (add_misspelling_candidates): New function decl.
9596 * spellcheck.c (find_closest_string): New function.
9597 * spellcheck.h (find_closest_string): New function decl.
9599 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9601 PR rtl-optimization/69764
9602 PR rtl-optimization/69771
9603 * optabs.c (expand_binop_directly): For shift_optab_p, force
9604 convert_modes with VOIDmode if xop1 has VOIDmode.
9606 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9609 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9610 to correctly determine instrumentation thunks.
9612 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9615 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9616 type by reference, force lhs on the call.
9619 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9620 Compute retval and retbnd early in all cases if split_part_return_p
9621 and return_bb is not EXIT. Remove all clobber stmts and reset
9622 all debug stmts that refer to SSA_NAMEs defined in split part,
9623 except if it is retval, in that case replace the old retval with the
9624 lhs of the call to the split part.
9626 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9629 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9632 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9633 whose result is used in PHI.
9634 (maybe_optimize_range_tests): Likewise.
9635 (final_range_test_p): Likweise.
9637 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9640 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9641 whose result is used in PHI.
9642 (maybe_optimize_range_tests): Likewise.
9643 (final_range_test_p): Likweise.
9645 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9647 * cgraph.c: Spelling fixes - behaviour -> behavior and
9648 neighbour -> neighbor.
9649 * target.def: Likewise.
9650 * sel-sched.c: Likewise.
9651 * config/mips/mips.c: Likewise.
9652 * config/arc/arc.md: Likewise.
9653 * config/arm/cortex-a57.md: Likewise.
9654 * config/arm/arm.c: Likewise.
9655 * config/arm/neon.md: Likewise.
9656 * config/arm/arm-c.c: Likewise.
9657 * config/vms/vms-c.c: Likewise.
9658 * config/s390/s390.c: Likewise.
9659 * config/i386/znver1.md: Likewise.
9660 * config/i386/i386.c: Likewise.
9661 * config/ia64/hpux-unix2003.h: Likewise.
9662 * config/msp430/msp430.md: Likewise.
9663 * config/rx/rx.c: Likewise.
9664 * config/rx/rx.md: Likewise.
9665 * config/aarch64/aarch64-simd.md: Likewise.
9666 * config/aarch64/aarch64.c: Likewise.
9667 * config/nvptx/nvptx.c: Likewise.
9668 * config/bfin/bfin.c: Likewise.
9669 * config/cris/cris.opt: Likewise.
9670 * config/rs6000/rs6000.c: Likewise.
9671 * target.h: Likewise.
9672 * spellcheck.c: Likewise.
9673 * ira-build.c: Likewise.
9674 * tree-inline.c: Likewise.
9675 * builtins.c: Likewise.
9676 * lra-constraints.c: Likewise.
9677 * explow.c: Likewise.
9678 * hwint.h: Likewise.
9679 * targhooks.c: Likewise.
9680 * tree-vect-data-refs.c: Likewise.
9682 * doc/tm.texi: Likewise.
9683 * doc/extend.texi: Likewise.
9684 * doc/install.texi: Likewise.
9685 * doc/md.texi: Likewise.
9686 * tree-ssa-tail-merge.c: Likewise.
9687 * sched-int.h: Likewise.
9688 * match.pd: Likewise.
9689 * sched-ebb.c: Likewise.
9690 * target.def (omit_struct_return_reg): Likewise.
9691 * gimple-ssa-isolate-paths.c: Likewise.
9692 (find_implicit_erroneous_behaviour): Renamed to...
9693 (find_implicit_erroneous_behavior): ... this.
9694 (find_explicit_erroneous_behaviour): Renamed to...
9695 (find_explicit_erroneous_behavior): ... this.
9696 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9698 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9700 PR rtl-optimization/64682
9701 PR rtl-optimization/69567
9702 PR rtl-optimization/69737
9703 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9704 in I2 as well, just lose it.
9706 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9708 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9710 (aarch64_last_printed_tune_string): Likewise.
9711 (aarch64_declare_function_name): Only output .arch assembler
9712 directive if it will be different from the previously output
9713 directive. Same for .tune comment but only if -dA is set.
9714 (aarch64_start_file): New function.
9715 (TARGET_ASM_FILE_START): Define.
9717 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9720 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9722 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9725 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9726 -Wmaybe-uninitialized warning.
9728 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9731 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9733 2016-02-11 Richard Biener <rguenther@suse.de>
9735 PR rtl-optimization/69291
9736 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9737 subexpressions affected by changing the result.
9739 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9742 * lra-constraints.c (curr_insn_transform): Find in/out operands
9743 for secondary memory moves. Update dups.
9745 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9747 PR tree-optimization/69652
9748 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9749 to nested loop, did source re-formatting, skip debug statements,
9750 add check on statement with volatile operand, remove dead scalar
9753 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9754 Patrick Palka <ppalka@gcc.gnu.org>
9758 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9759 calls if the return type is TREE_ADDRESSABLE.
9760 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9761 * ipa-split.c (split_function): Fix doubled "we" in comment.
9762 Use void return type for the split part even if
9763 !split_point->split_part_set_retval.
9765 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9767 PR tree-optimization/68021
9768 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9769 when computing the value of biv cand by itself.
9771 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9773 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9774 (cortexa57_tunings): Likewise.
9775 (cortexa72_tunings): Likewise.
9776 (arch_macro_fusion_pair_p): Add support for AES fusion.
9777 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9778 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9779 Allow virtual registers before reload so early scheduling works.
9780 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9781 correct latency and pipeline.
9782 (cortex_a57_crypto_complex): Likewise.
9783 (cortex_a57_crypto_xor): Likewise.
9784 (define_bypass): Add AES bypass.
9786 2016-02-10 Richard Biener <rguenther@suse.de>
9788 PR tree-optimization/69726
9789 * passes.def: Add DCE pass before late uninit.
9790 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9791 really fixup if-conversions job.
9793 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9795 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9796 (arm_cortex_a57_tune): Likewise.
9797 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9798 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9800 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9802 * timevar.def (TV_PHASE_DBGINFO): Delete.
9803 (TV_PHASE_CHECK_DBGINFO): Likewise.
9804 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9806 2016-02-10 Richard Biener <rguenther@suse.de>
9808 PR tree-optimization/69719
9809 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9810 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9812 2016-02-09 Andrew Pinski <apinski@cavium.com>
9815 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9816 get_vcond_mask_icode returns false.
9818 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9821 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9822 an ADDIS that adds a pointer to a large constant that sets the
9823 upper16 bits with a load operation.
9825 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9828 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9830 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9832 (vzipq_s16): Likewise.
9833 (vzipq_s32): Likewise.
9834 (vzipq_f32): Likewise.
9835 (vzipq_u8): Likewise.
9836 (vzipq_u16): Likewise.
9837 (vzipq_u32): Likewise.
9838 (vzipq_p8): Likewise.
9839 (vzipq_p16): Likewise.
9841 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9844 * config/arm/arm.c (neon_endian_lane_map): New function.
9845 (neon_vector_pair_endian_lane_map): New function.
9846 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9847 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9849 (vuzpq_s16): Likewise.
9850 (vuzpq_s32): Likewise.
9851 (vuzpq_f32): Likewise.
9852 (vuzpq_u8): Likewise.
9853 (vuzpq_u16): Likewise.
9854 (vuzpq_u32): Likewise.
9855 (vuzpq_p8): Likewise.
9856 (vuzpq_p16): Likewise.
9858 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9861 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9864 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9866 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9867 truncate const_int operand 1 to QImode.
9869 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9871 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9872 corresponding to an abnormal edge.
9874 2016-02-09 Tom de Vries <tom@codesourcery.com>
9876 PR tree-optimization/69599
9877 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9879 (find_func_aliases_for_builtin_call, find_func_clobbers)
9880 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9883 2016-02-09 Richard Biener <rguenther@suse.de>
9885 PR tree-optimization/69715
9886 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9887 LHS on calls as non-rewritable.
9889 2016-02-09 Tom de Vries <tom@codesourcery.com>
9892 * lto-wrapper.c (append_diag_options): New function.
9893 (compile_offload_image): Call append_diag_options.
9895 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9898 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9899 Minor copy-edit to fix verb tenses.
9901 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9903 PR tree-optimization/69209
9904 * ipa-split.c (split_function): If split part is not
9905 returning retval, retval has gimple type but is not
9906 gimple value, force it into a SSA_NAME first.
9908 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9910 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9913 2016-02-08 Jason Merrill <jason@redhat.com>
9916 * convert.c (convert_to_integer_1): Check dofold on truncation
9918 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9919 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9920 Rename from *_nofold.
9921 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9922 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9924 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9927 * tree.c (build_common_tree_nodes): Remove short_double argument.
9928 All callers changed.
9929 * tree.h (build_common_tree_nodes): Adjust declaration.
9930 * doc/invoke.texi (-fshort-double): Remove documentation.
9931 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9932 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9933 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9934 (append_linker_options): Don't handle OPT_fshort_double.
9936 PR rtl-optimization/68730
9937 * lra-remat.c (insn_to_cand_activation): New static variable.
9938 (lra_remat): Allocate and free it.
9939 (create_cand): New arg activation. Initialize a field in
9940 insn_to_cand_activation if it is nonnull.
9941 (create_cands): Pass the activation insn to create_cand when making
9942 a candidate involving an output reload. Reorganize code a little.
9943 (do_remat): Keep track of active status of candidates in a separate
9946 2016-02-08 Richard Biener <rguenther@suse.de>
9948 PR tree-optimization/69719
9949 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9950 Properly use absolute of the difference of the two offsets to
9951 compare or adjust the segment length.
9953 2016-02-08 Richard Biener <rguenther@suse.de>
9954 Jeff Law <law@redhat.com>
9957 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9958 types for anonymous SSA names.
9960 2016-02-08 Richard Biener <rguenther@suse.de>
9962 PR rtl-optimization/69274
9963 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9965 2016-02-08 Jeff Law <law@redhat.com>
9967 PR tree-optimization/65917
9968 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9969 equivalences from if (x == y) style conditionals.
9970 (loop_depth_of_name): Remove.
9971 (record_equality): Remove loop depth check.
9972 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9973 (const_and_copies::record_const_or_copy_raw): New member function.
9974 * tree-ssa-scopedtables.c
9975 (const_and_copies::record_const_or_copy_raw): New, factored out of
9976 (const_and_copies::record_const_or_copy): Call new member function.
9978 2016-02-05 Jeff Law <law@redhat.com>
9980 PR tree-optimization/68541
9981 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9982 (count_stmts_in_block): New function.
9983 (poor_ifcvt_candidate_code): Likewise.
9984 (is_feasible_trace): Add some heuristics to determine when path
9985 splitting is profitable.
9986 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9987 is a diamond with a single exit.
9989 2016-02-05 Martin Sebor <msebor@redhat.com>
9992 * doc/invoke.texi: Update -Wplacement-new to take an optional
9995 2016-02-06 Richard Henderson <rth@redhat.com>
9998 * tree.c (tree_nop_conversion_p): Do not strip casts into or
9999 out of non-standard address spaces.
10001 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10003 PR rtl-optimization/69691
10004 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
10006 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
10008 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
10009 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
10010 (*ieee128_mfvsrd_64bit): Likewise.
10011 (*ieee128_mfvsrd_32bit): Likewise.
10013 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
10017 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10019 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10020 instrumented_version.
10022 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
10024 * doc/invoke.texi (Optimize Options): In table of --param options
10025 rename second occurrence of tracer-min-branch-ratio to
10026 tracer-min-branch-probability, rename
10027 tracer-min-branch-ratio-feedback to
10028 tracer-min-branch-probability-feedback and clarify description,
10029 rename sched-spec-state-edge-prob-cutoff to
10030 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
10031 to selsched-insns-to-rename, rename lto-minpartition to
10032 lto-min-partition, delete reorder-blocks-duplicate and
10033 reorder-blocks-duplicate-feedback.
10035 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10037 * config/s390/s390.c (s390_register_info_set_ranges): Remove
10040 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
10042 * doc/extend.texi: S/390: Correct some typos.
10044 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10046 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
10048 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10051 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
10052 (s390_register_info_gprtofpr): Use new macros above.
10053 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10055 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10056 its name. Adjust restore and save gpr ranges.
10057 (s390_register_info_set_ranges): New function.
10058 (s390_register_info): Use new macros above. Call
10059 s390_register_info_set_ranges.
10060 (s390_optimize_register_info): Likewise.
10061 (s390_hard_regno_rename_ok): Use new macros.
10062 (s390_hard_regno_scratch_ok): Likewise.
10063 (s390_emit_epilogue): Likewise.
10064 (s390_can_use_return_insn): Likewise.
10065 (s390_optimize_prologue): Likewise.
10066 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10068 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10071 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10073 (ix86_option_override_internal): Disable TARGET_STV even for
10074 -m{incoming,preferred}-stack-boundary=3.
10076 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10078 * config.gcc: Mark deprecated rtems targets as obsolete.
10080 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10082 PR rtl-optimization/64682
10083 PR rtl-optimization/69567
10084 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10085 before I2 only if the register is both used and set in I2.
10087 2016-02-04 DJ Delorie <dj@redhat.com>
10089 * config/msp430/msp430.c (msp430_start_function): Add function type.
10091 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10094 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10096 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10098 PR rtl-optimization/69577
10100 2015-10-29 Richard Henderson <rth@redhat.com>
10104 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10105 sse check to the exact conditions of PR 67609.
10107 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10110 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10111 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10112 not allowed into the traditional Altivec registers.
10113 (movtd_64bit_nodm): Likewise.
10114 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10116 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10118 * config/aarch64/cortex-a57-fma-steering.c
10119 (aarch64_register_fma_steering): Remove "static" from arguments
10122 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10125 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10126 twice when complex.
10128 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10130 * doc/invoke.texi: Delete -mno-fma4.
10132 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10134 PR rtl-optimization/69577
10135 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10136 (find_subregs_of_mode): Update accordingly. Iterate over partial
10139 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10141 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10142 * config/arm/arm.c (neon_reinterpret): Remove.
10143 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10144 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10145 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10146 vreinterpretti): Remove.
10147 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10148 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10149 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10150 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10151 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10152 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10153 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10154 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10155 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10156 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10157 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10158 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10159 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10160 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10161 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10162 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10163 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10164 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10165 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10166 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10167 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10168 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10169 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10170 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10171 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10172 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10173 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10174 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10175 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10176 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10177 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10178 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10179 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10180 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10181 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10182 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10183 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10184 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10185 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10186 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10187 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10188 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10189 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10190 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10191 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10192 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10193 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10194 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10195 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10196 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10197 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10198 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10199 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10200 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10201 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10202 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10203 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10204 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10205 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10206 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10207 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10208 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10209 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10210 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10211 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10212 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10213 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10214 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10215 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10216 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10217 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10218 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10219 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10220 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10221 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10222 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10223 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10224 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10225 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10226 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10227 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10228 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10229 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10230 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10231 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10232 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10233 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10234 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10235 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10236 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10237 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10238 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10239 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10240 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10241 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10242 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10243 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10244 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10245 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10246 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10247 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10248 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10249 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10251 2016-02-04 Martin Liska <mliska@suse.cz>
10254 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10255 that are gimple_store_p.
10256 (maybe_instrument_call): Likewise.
10258 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10260 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10261 register scaling out of memory reference and comment why.
10263 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10267 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
10268 folding the source of a SET.
10270 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10274 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
10275 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
10277 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
10281 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
10284 2016-02-04 Christian Bruel <christian.bruel@st.com>
10286 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
10287 * config/arm/arm.c (arm_set_current_function): Likewise.
10289 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10290 Ilya Enkovich <enkovich.gnu@gmail.com>
10291 H.J. Lu <hongjiu.lu@intel.com>
10294 * config/i386/i386.c (convert_scalars_to_vector): Remove
10295 stack alignment fixes.
10296 (ix86_option_override_internal): Disable TARGET_STV if stack
10297 might not be aligned enough.
10298 (ix86_minimum_alignment): Assert that TARGET_STV is false.
10300 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
10302 * config/i386/x86-tune.def: Disable default prefetching
10305 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10306 Vladimir Makarov <vmakarov@redhat.com>
10309 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
10310 in validating fused toc addresses.
10312 2016-02-03 Jakub Jelinek <jakub@redhat.com>
10315 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
10316 range->m_caret fields if range->m_show_caret_p is false.
10319 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10320 Force oldval into register if it does not satisfy reg_or_short_operand
10321 predicate. Fix up formatting.
10323 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
10324 Alexandre Oliva <aoliva@redhat.com>
10327 * lra-constraints.c (simplify_operand_subreg): Check additionally
10328 address validity after potential reloading.
10329 (process_address_1): Check insns validity. In case of failure do
10332 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
10335 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
10338 2016-02-02 Jakub Jelinek <jakub@redhat.com>
10340 * wide-int.cc (canonize_uhwi): New function.
10341 (wi::divmod_internal): Use it.
10343 2016-02-02 James Norris <jnorris@codesourcery.com
10345 * gimplify.c (omp_notice_variable): Add usage check.
10347 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
10349 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
10350 like LE, GE, LT, GT when emitting relational operator.
10352 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10354 * ira-costs.c (find_costs_and_classes): Add extra argument.
10355 * target.def (ira_change_pseudo_allocno_class): Add parameter.
10356 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
10357 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
10358 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
10359 Add best_class parameter, and return it if not ALL_REGS.
10360 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
10362 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
10363 Update target hook.
10365 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10367 * config/aarch64/aarch64.c
10368 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
10369 (aarch64_ira_change_pseudo_allocno_class): New function.
10371 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
10374 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
10376 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10378 * config/avr/avr.c (avr_option_override): Set
10379 PARAM_ALLOW_STORE_DATA_RACES to 1.
10381 2016-02-02 Richard Biener <rguenther@suse.de>
10383 PR tree-optimization/69595
10384 * match.pd: Add range test simplifications to true/false.
10386 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
10388 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
10389 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
10392 2016-02-02 Richard Biener <rguenther@suse.de>
10394 PR tree-optimization/69606
10395 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10396 info on the result before moving a stmt.
10398 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10400 PR middle-end/68542
10401 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10402 branch with vector comparison.
10403 * config/i386/sse.md (VI48_AVX): New mode iterator.
10404 (define_expand "cbranch<mode>4): Add support for conditional branch
10405 with vector comparison.
10406 * tree-vect-loop.c (optimize_mask_stores): New function.
10407 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10408 has_mask_store field of vect_info.
10409 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10410 vectorized loops having masked stores after vec_info destroy.
10411 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10412 correspondent macros.
10413 (optimize_mask_stores): Add prototype.
10415 2016-02-02 Alan Modra <amodra@gmail.com>
10418 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10421 2016-02-02 Alan Modra <amodra@gmail.com>
10424 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10425 whenever toc_label_name used.
10426 (rs6000_file_start): Don't set up toc section here,
10427 (rs6000_output_function_epilogue): do so here instead,
10428 (rs6000_xcoff_file_start): and here.
10429 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10430 (load_toc_aix_di): Likewise.
10432 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10434 PR rtl-optimization/69592
10435 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10436 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10437 (num_sign_bit_copies_binary_arith_p): New inline function.
10438 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10440 2016-02-01 Jeff Law <law@redhat.com>
10442 PR tree-optimization/69580
10443 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10444 * tree-ssa-threadbackward.c
10445 (fsm_find_control_statement_thread_paths): Do not try to walk
10446 through large PHI nodes.
10448 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10450 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10451 when count is incremented above limit, don't analyze further
10454 * omp-low.c (oacc_parse_default_dims): Avoid
10455 -Wsign-compare warning, make sure value fits into int
10456 rather than just unsigned int.
10458 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10460 PR tree-optimization/67921
10461 * fold-const.c (split_tree): New parameters. Convert pointer
10462 type variable part to proper type before negating.
10463 (fold_binary_loc): Pass new arguments to split_tree.
10465 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10467 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10468 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10469 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10470 * doc/tm.texti: Rebuilt.
10471 * doc/invoke.texi (fopenacc-dim): Document.
10472 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10473 (append_compiler_options): Likewise.
10474 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10475 (oacc_parse_default_dims): New.
10476 (oacc_validate_dims): Add USED arg. Select non-unity default when
10478 (oacc_loop_fixed_partitions): Return mask of used partitions.
10479 (oacc_loop_auto_partitions): Emit dump info.
10480 (oacc_loop_partition): Return mask of used partitions.
10481 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10482 loop partitioning and validation calls.
10484 2016-02-01 Richard Biener <rguenther@suse.de>
10486 PR middle-end/69556
10487 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10489 2016-02-01 Richard Biener <rguenther@suse.de>
10491 PR tree-optimization/69574
10492 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10493 of asserting return chrec_dont_know.
10495 2016-02-01 Martin Liska <mliska@suse.cz>
10497 * mem-stats-traits.h: Add copyright header.
10498 * mem-stats.h: Likewise.
10500 2016-02-01 Richard Biener <rguenther@suse.de>
10502 PR tree-optimization/69579
10503 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10504 Do not propagate through abnormal PHI results.
10506 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10508 * postreload.c (reload_cse_simplify): Remove dead code.
10510 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10512 PR rtl-optimization/69570
10513 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10514 if there is more than one set, not if there is a single set.
10516 2016-02-01 Richard Henderson <rth@redhat.com>
10519 * combine.c (make_compound_operation): When looking through a
10520 subreg, make sure to re-extend to the width of the outer mode.
10522 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10524 PR tree-optimization/69546
10525 * wide-int.cc (wi::divmod_internal): For unsigned division
10526 where both operands fit into uhwi, if o1 is 1 and o0 has
10527 msb set, if divident_prec is larger than bits per hwi,
10528 clear another quotient word and return 2 instead of 1.
10529 Similarly for remainder with msb in HWI set, if dividend_prec
10530 is larger than bits per hwi.
10532 2016-01-29 Martin Jambor <mjambor@suse.cz>
10534 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10535 Use short lowercase names.
10536 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10537 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10538 acq_rel one. Protect warning agains segfaults if
10539 get_memory_order_name returns NULL.
10540 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10541 with release semantics. Do not warn if get_memory_order already did.
10542 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10543 semantics. Fix check for relaxed or acquire semantics. Do not warn
10544 if get_memory_order already did.
10546 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10548 * doc/install.texi: Document that isl-0.16 is supported.
10550 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10553 * config/i386/constraints.md (Bm): Describe as special memory
10555 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10556 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10557 * genpreds.c (struct constraint_data): Add is_special_memory.
10558 (have_special_memory_constraints, special_memory_start): New
10560 (special_memory_end): Ditto.
10561 (add_constraint): Add new arg is_special_memory. Add code to
10562 process its true value. Update have_special_memory_constraints.
10563 (process_define_constraint): Pass the new arg.
10564 (process_define_register_constraint): Ditto.
10565 (choose_enum_order): Process special memory.
10566 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10567 function insn_extra_special_memory_constraint.
10568 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10569 * gensupport.c (process_rtx): Process
10570 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10571 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10572 * ira-lives.c (single_reg_class): Use
10573 insn_extra_special_memory_constraint.
10574 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10575 * lra-constraints.c (process_alt_operands): Ditto.
10576 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10577 * recog.c (asm_operand_ok, preprocess_constraints): Process
10579 * reload.c (find_reloads): Ditto.
10580 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10581 * stmt.c (parse_input_constraint): Use
10582 insn_extra_special_memory_constraint.
10584 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10587 * lra-splill.c (lra_final_code_change): Revert r229087 by
10588 removing all sub-registers.
10590 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10593 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10595 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10598 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10599 SSE1, copy target into the temporary reg first before recursing
10602 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10604 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10607 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10609 * ginclude/stdarg.h: Test __cplusplus instead of
10610 __GXX_EXPERIMENTAL_CXX0X__.
10612 2016-01-29 Richard Biener <rguenther@suse.de>
10614 PR tree-optimization/69547
10615 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10616 Do not mark clobbers necessary.
10617 (mark_all_reaching_defs_necessary_1): Likewise.
10619 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10621 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10622 declaration name with %qs and print it in both error messages.
10623 Also fix indentation.
10625 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10628 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10629 trailing blank line from error message.
10631 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10634 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10637 2016-01-29 Richard Biener <rguenther@suse.de>
10639 PR middle-end/69537
10640 * match.pd: Allow all integral types when simplifying a
10641 widening or sign-changing conversion.
10643 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10645 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10646 back to setting codegen_error to fail codegen.
10648 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10651 * config/i386/constraints.md (C): Only accept constant zero operand.
10652 (BC): New constraint.
10653 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10654 instead of C constraint.
10655 * doc/md.texi (Machine Constraints): Update description
10658 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10661 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10663 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10665 PR middle-end/69542
10666 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10669 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10671 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10672 branches if using guessed profile.
10674 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10676 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10678 2016-01-28 Richard Henderson <rth@redhat.com>
10681 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10682 * config/aarch64/aarch64-protos.h: Update.
10683 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10684 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10685 (aarch64_get_condition_code_1): Handle CC_Cmode.
10686 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10687 (*add<mode>3_compareC_cconly_imm): New.
10688 (*add<mode>3_compareC_cconly): New.
10689 (*add<mode>3_compareC_imm): New.
10690 (add<mode>3_compareC): New.
10691 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10692 to be first. Use aarch64_carry_operation.
10693 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10694 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10695 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10696 (subti3): Use subdi3_compare1.
10697 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10698 (sub<mode>3_compare1): New.
10699 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10700 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10701 (*subsi3_carryin_uxtw): Likewise.
10702 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10703 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10704 * config/aarch64/iterators.md (DWI): New.
10705 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10706 (aarch64_borrow_operation): New.
10708 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10710 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10711 message when isl does not return a valid schedule.
10713 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10715 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10716 Remove comments from class declarations: they are already in the code
10719 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10721 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10723 (ternary_op_to_tree): Same.
10724 (unary_op_to_tree): Same.
10725 (nary_op_to_tree): Same.
10726 (gcc_expression_from_isl_expr_op): Same.
10727 (gcc_expression_from_isl_expression): Same.
10728 (graphite_create_new_loop): Same.
10729 (graphite_create_new_loop_guard): Same.
10730 (build_iv_mapping): Same.
10731 (graphite_create_new_guard): Same.
10732 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10733 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10735 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10737 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10738 instead of setting codegen_error to fail codegen.
10740 2016-01-28 Jason Merrill <jason@redhat.com>
10742 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10744 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10746 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10747 Remove CONST_INT_P check in CCMP cost calculation.
10749 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10751 * config/aarch64/aarch64.c (generic_vector_cost):
10752 Set vec_permute_cost.
10753 (cortexa57_vector_cost): Likewise.
10754 (exynosm1_vector_cost): Likewise.
10755 (xgene1_vector_cost): Likewise.
10756 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10757 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10758 Add vec_permute_cost entry.
10760 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10762 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10764 (add<mode>3_compare0): Likewise.
10765 (addsi3_compare0_uxtw): Likewise.
10766 (add<mode>3nr_compare0): Likewise.
10767 (compare_neg<mode>): Likewise.
10768 (<optab><mode>3): Likewise.
10770 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10772 * tree-vect-stmts.c (vectorizable_comparison): Add
10773 NULL check for vectype.
10775 2016-01-28 Richard Biener <rguenther@suse.de>
10777 PR tree-optimization/69466
10778 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10779 Account for PHIs we couldn't duplicate.
10781 2016-01-28 Martin Liska <mliska@suse.cz>
10784 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10785 instead of ENABLE_VALGRIND_CHECKING.
10787 2016-01-27 Richard Henderson <rth@redhat.com>
10790 * lra-remat.c (subreg_regs): New.
10791 (dump_candidates_and_remat_bb_data): Dump it.
10792 (operand_to_remat): Reject if operand in subreg_regs.
10793 (set_bb_regs): Collect subreg_regs.
10794 (lra_remat): Init and free subreg_regs. Compute
10795 calculate_local_reg_remat_bb_data before create_cands.
10797 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10800 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10801 change stack_alignment_needed for __tls_get_addr call.
10803 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10805 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10807 2016-01-27 Jeff Law <law@redhat.com>
10809 PR tree-optimization/68398
10810 PR tree-optimization/69196
10811 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10812 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10813 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10814 Only count PHIs in the last block in the path. The others will
10815 const/copy propagate away. Add heuristic to allow more irreducible
10816 subloops to be created when it is likely profitable to do so.
10818 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10819 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10820 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10822 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10825 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10826 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10827 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10828 * tree-streamer-in.c: Include asan.h.
10829 (streamer_get_builtin_tree): For builtins in sanitizer
10830 range call initialize_sanitizer_builtins and retry.
10832 2016-01-27 Ian Lance Taylor <iant@google.com>
10834 * common.opt (fkeep-gc-roots-live): New undocumented option.
10835 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10836 -fkeep-gc-roots-live, skip pointers.
10837 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10840 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10843 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10844 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10846 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10849 * configure.ac: NetBSD provides SSP in its C library.
10850 * configure: Updated.
10852 2016-01-27 Richard Biener <rguenther@suse.de>
10854 PR tree-optimization/69166
10855 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10856 reduction code for commutativity / associativity.
10858 2016-01-27 Martin Jambor <mjambor@suse.cz>
10860 PR tree-optimization/69355
10861 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10862 total_scalarization fails.
10864 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10866 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10869 2016-01-27 Christian Bruel <christian.bruel@st.com>
10872 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10873 Move arm_reset_previous_fndecl and set_target_option_current_node in
10874 the conditional part. Call save_restore_target_globals.
10875 * config/arm/arm.c (arm_set_current_function):
10876 Refactor to better support #pragma target and attribute mix.
10877 Call save_restore_target_globals.
10878 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10880 2016-01-27 Martin Liska <mliska@suse.cz>
10882 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10883 reference for an HSA kernel and its host function.
10885 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10887 PR tree-optimization/69399
10888 * wide-int.h (wi::lrshift): For larger precisions, only
10889 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10891 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10893 * config/arc/predicates.md (proper_comparison_operator): Reject
10894 constant-constant comparison.
10896 2016-01-26 Tom de Vries <tom@codesourcery.com>
10898 PR tree-optimization/69110
10899 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10900 DR_NUM_DIMENSIONS == 0.
10902 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10903 Sebastian Pop <s.pop@samsung.com>
10905 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10906 isl_ast_op_cond and isl_ast_op_select.
10907 (gcc_expression_from_isl_expr_op): Same.
10909 2016-01-26 Jason Merrill <jason@redhat.com>
10912 * tree.c (recompute_constructor_flags): Split out from
10914 (verify_constructor_flags): New.
10915 * tree.h: Declare them.
10917 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10919 PR rtl-optimization/69217
10920 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10921 are no TYPE_FIELDS set for the record type.
10923 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10926 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10927 toc_label_name unconditionally.
10928 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10929 SYMBOL_REF string. Use toc_label_name instead of constructing
10931 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10932 constructing LCTOC1.
10934 2016-01-26 Martin Sebor <msebor@redhat.com>
10937 * doc/extend.texi (Common Type Attributes): Move text that talks about
10938 attribute packed from attribute aligned to the section discussing
10939 the former attribute for clarity.
10941 2016-01-26 Richard Henderson <rth@redhat.com>
10943 PR middle-end/60908
10944 * trans-mem.c (tm_region_init): Mark entry block as visited.
10946 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10949 * diagnostic-show-locus.c (layout::print_source_line): Replace
10950 call to pp_newline with call to layout::print_newline.
10951 (layout::print_annotation_line): Likewise.
10952 (layout::move_to_column): Likewise.
10953 (layout::print_any_fixits): After printing any fixits, print a
10954 trailing newline, if necessary.
10955 (layout::print_newline): New method, resetting any colorization
10957 (diagnostic_show_locus): Move the pp_newline to before the
10958 early bailout. Remove dummy block enclosing the layout instance.
10959 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10960 of pp_newline_and_flush with pp_flush.
10961 (diagnostic_append_note): Delete use of pp_newline.
10962 (diagnostic_append_note_at_rich_loc): Delete.
10963 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10964 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10965 when newline characters are added to the buffer.
10967 2016-01-26 Michael Matz <matz@suse.de>
10969 * configure.ac (ac_cv_std_swap_in_utility): New test.
10970 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10971 * configure: Regenerate.
10972 * config.in: Regenerate.
10974 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10976 * config/arc/arc.md (cstoresi4): Force operand into register.
10977 (arcset<code>): Fix predicate.
10978 (arcsetltu): Likewise.
10979 (arcsetgeu): Likewise.
10980 (arcsethi): Likewise.
10981 (arcsetls): Likewise.
10983 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10985 PR tree-optimization/69483
10986 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10987 if base has error_mark_node type.
10989 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
10992 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
10993 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
10995 (vget_lane_f16): Handle big-endian.
10996 (vgetq_lane_f16): Likewise.
10997 (vset_lane_f16): Likewise.
10998 (vsetq_lane_f16): Likewise.
10999 * config/arm/iterators.md (VQXMOV): Add V8HF.
11000 (VDQ): Add V4HF and V8HF.
11001 (V_reg): Handle V4HF and V8HF.
11002 (Is_float_mode): Likewise.
11003 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
11004 neon_vdup_nv8hf): New patterns.
11005 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
11006 Use VD_LANE iterator.
11007 (neon_vld1_dup<mode>): Use VQ2 iterator.
11009 2016-01-26 Nathan Sidwell <nathan@acm.org>
11011 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
11012 (set_oacc_fn_attrib): Add IS_KERNEL arg.
11013 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
11014 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
11015 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
11016 (oacc_validate_dims): Add LEVEL arg, don't return level.
11017 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
11018 oacc_validate_dims.
11019 (execute_oacc_device_lower): Adjust, add more dump output.
11020 * tree-ssa-loop.c (gate_oacc_kernels): Use
11021 oacc_fn_attrib_kernels_p.
11022 * tree-parloops.c (create_parallel_loop): Adjust
11023 set_oacc_fn_attrib call.
11025 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11028 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
11029 (append_compiler_options): Handle -fcilkplus.
11030 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
11032 2016-01-26 Nick Clifton <nickc@redhat.com>
11035 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
11036 been marked as DECL_ONE_ONLY but we do not the means to make it
11037 so, then do not allow it to bind locally.
11039 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11042 * opts.h (parse_sanitizer_options): New prototype.
11043 * opts.c (sanitizer_opts): New array.
11044 (parse_sanitizer_options): New function.
11045 (common_handle_option): Use parse_sanitizer_options.
11047 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
11050 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
11051 alignment adjustment to ...
11052 (ix86_update_stack_boundary): Here. Don't over-align stack for
11054 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11055 if __tls_get_addr is called.
11057 2016-01-26 Christian Bruel <christian.bruel@st.com>
11059 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11061 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11063 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11065 2016-01-26 Richard Biener <rguenther@suse.de>
11067 PR middle-end/69467
11068 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11070 2016-01-26 Richard Biener <rguenther@suse.de>
11072 PR tree-optimization/69452
11073 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11074 (move_computations_dom_walker::before_dom_children): Rename
11076 (move_computations_worker): This.
11077 (move_computations): Perform an RPO rather than a DOM walk.
11079 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11082 * combine.c (combine_instructions): For REG_EQUAL note with
11083 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11084 to the underlying register.
11085 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11086 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11088 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11091 * config/aarch64/aarch64-builtins.c
11092 (aarch64_init_simd_builtin_types): Do not set structural
11093 equality to __Poly{8,16,64,128}_t types.
11095 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11097 PR tree-optimization/69400
11098 * wide-int.cc (wi_pack): Take the precision as argument and
11099 perform canonicalization here rather than in the callers.
11100 Use the main loop to handle all full-width HWIs. Add a
11101 zero HWI if in_len isn't a full result.
11102 (wi::divmod_internal): Update accordingly.
11103 (wi::mul_internal): Likewise. Simplify.
11105 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11106 Sebastian Pop <s.pop@samsung.com>
11108 * graphite-poly.c (apply_poly_transforms): Simplify.
11109 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11110 (print_isl_map): Same.
11111 (print_isl_union_map): Same.
11112 (print_isl_schedule): New.
11113 (debug_isl_schedule): New.
11114 * graphite-dependences.c (scop_get_reads): Do not call
11115 isl_union_map_add_map that is undocumented isl functionality.
11116 (scop_get_must_writes): Same.
11117 (scop_get_may_writes): Same.
11118 (scop_get_original_schedule): Remove.
11119 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11120 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11121 (compute_deps): Remove.
11122 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11123 (debug_schedule_ast): New.
11124 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11125 set_separate_option.
11126 (graphite_regenerate_ast_isl): Add dump.
11127 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11128 from scop->transformed_schedule.
11129 (graphite_regenerate_ast_isl): Add more dump.
11130 * graphite-optimize-isl.c (optimize_isl): Set
11131 scop->transformed_schedule. Check whether schedules are equal.
11132 (apply_poly_transforms): Move here.
11133 * graphite-poly.c (apply_poly_transforms): ... from here.
11134 (free_poly_bb): Static.
11135 (free_scop): Static.
11136 (pbb_number_of_iterations_at_time): Remove.
11137 (print_isl_ast): New.
11138 (debug_isl_ast): New.
11139 (debug_scop_pbb): New.
11140 * graphite-scop-detection.c (print_edge): Move.
11141 (print_sese): Move.
11142 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11143 (build_scop_scattering): Remove.
11144 (create_pw_aff_from_tree): Assert instead of bailing out.
11145 (add_condition_to_pbb): Remove unused code, do not fail.
11146 (add_conditions_to_domain): Same.
11147 (add_conditions_to_constraints): Remove.
11148 (build_scop_context): New.
11149 (add_iter_domain_dimension): New.
11150 (build_iteration_domains): Initialize pbb->iterators.
11151 Call add_conditions_to_domain.
11154 (index_outermost_in_loop): New.
11155 (index_pbb_in_loop): New.
11156 (outermost_pbb_in): New.
11157 (add_in_sequence): New.
11158 (add_outer_projection): New.
11159 (outer_projection_mupa): New.
11160 (add_loop_schedule): New.
11161 (build_schedule_pbb): New.
11162 (build_schedule_loop): New.
11163 (embed_in_surrounding_loops): New.
11164 (build_schedule_loop_nest): New.
11165 (build_original_schedule): New.
11166 (build_poly_scop): Call build_original_schedule.
11167 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11168 (free_poly_dr): Remove.
11169 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11170 (free_poly_bb): Remove.
11171 (debug_loop_vec): Remove.
11172 (print_isl_ast): Declare.
11173 (debug_isl_ast): Declare.
11174 (scop_do_interchange): Remove.
11175 (scop_do_strip_mine): Remove.
11176 (scop_do_block): Remove.
11177 (flatten_all_loops): Remove.
11178 (optimize_isl): Remove.
11179 (pbb_number_of_iterations_at_time): Remove.
11180 (debug_scop_pbb): Declare.
11181 (print_schedule_ast): Declare.
11182 (debug_schedule_ast): Declare.
11183 (struct scop): Remove schedule. Add original_schedule,
11184 transformed_schedule.
11185 (free_gimple_poly_bb): Remove.
11186 (print_generated_program): Remove.
11187 (debug_generated_program): Remove.
11188 (unify_scattering_dimensions): Remove.
11189 * sese.c (print_edge): ... here.
11190 (print_sese): ... here.
11191 (debug_edge): ... here.
11192 (debug_sese): ... here.
11193 * sese.h (print_edge): Declare.
11194 (print_sese): Declare.
11195 (dump_edge): Declare.
11196 (dump_sese): Declare.
11198 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11199 Sebastian Pop <s.pop@samsung.com>
11201 * Makefile.in: Set ISLVER in site.exp.
11203 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11205 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11206 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11207 through DECL_VALUE_EXPR for expansion.
11209 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11211 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11212 the frame info after reload completed.
11214 2016-01-25 Jeff Law <law@redhat.com>
11216 PR tree-optimization/69196
11217 PR tree-optimization/68398
11218 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11219 tree-ssa-threadupdate.c.
11220 (determine_bb_domination_status): Prototype
11221 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11222 (determine_bb_domination_status): No longer static.
11223 (valid_jump_thread_path): Remove code to detect characteristics
11224 of the jump thread path not associated with correctness.
11225 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11226 Correct test for thread path length. Count PHIs for real operands as
11227 statements that need to be copied. Do not count ASSERT_EXPRs.
11228 Look at all the blocks in the thread path. Compute and selectively
11229 filter thread paths based on threading through the latch, threading
11230 a multiway branch or crossing a multiway branch.
11232 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11234 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11235 decl with __attribute__ ((unused)) annotation.
11237 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11240 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11241 of operands is compatible with a statement vectype.
11243 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11245 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11246 improve wording for mixed storage order support.
11248 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11250 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11251 (vcvt_u64_f64): Likewise.
11252 (vcvta_s64_f64): Likewise.
11253 (vcvta_u64_f64): Likewise.
11254 (vcvtm_s64_f64): Likewise.
11255 (vcvtm_u64_f64): Likewise.
11256 (vcvtn_s64_f64): Likewise.
11257 (vcvtn_u64_f64): Likewise.
11258 (vcvtp_s64_f64): Likewise.
11259 (vcvtp_u64_f64): Likewise.
11261 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
11263 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
11264 (arc_init): Check validity mll64 option.
11265 (arc_save_restore): Use double load/store instruction.
11266 (arc_expand_movmem): Likewise.
11267 (arc_split_move): Don't split if we have double load/store
11268 instructions. Returns a boolean.
11269 (arc_process_double_reg_moves): Change function to return boolean
11270 instead of a sequence of instructions.
11271 (arc_dwarf_register_span): New function.
11272 * config/arc/arc-protos.h (arc_split_move): Change prototype.
11273 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
11274 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
11275 (*movdf_insn): Likewise.
11276 * config/arc/arc.opt (mll64): New option.
11277 * config/arc/predicates.md (even_register_operand): New predicate.
11278 * doc/invoke.texi (ARC Options): Add mll64 documentation.
11280 2016-01-25 Richard Biener <rguenther@suse.de>
11283 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
11284 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
11286 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
11288 2016-01-25 Richard Biener <rguenther@suse.de>
11290 PR tree-optimization/69376
11291 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
11293 (VN_INFO_ANTI_RANGE_P): New inline.
11294 (VN_INFO_RANGE_TYPE): Likewise.
11295 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
11296 SSA_NAME_ANTI_RANGE_P.
11297 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
11298 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11299 Properly query VN_INFO_RANGE_TYPE.
11301 2016-01-25 Nick Clifton <nickc@redhat.com>
11304 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
11306 2016-01-23 Tom de Vries <tom@codesourcery.com>
11308 PR tree-optimization/69426
11309 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
11312 2016-01-23 Jakub Jelinek <jakub@redhat.com>
11314 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
11315 "the the" with "the" in the comments.
11316 * ipa-devirt.c (build_type_inheritance_graph,
11317 update_type_inheritance_graph): Likewise.
11318 * tree.c (build_function_type_list_1): Likewise.
11319 * cfgloopmanip.c (scale_loop_profile): Likewise.
11320 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
11321 * gimple-ssa-split-paths.c
11322 (find_block_to_duplicate_for_splitting_paths): Likewise.
11323 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
11324 * expr.c (convert_move): Likewise.
11325 * var-tracking.c (vt_stack_adjustments): Likewise.
11326 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11327 * tree-vrp.c (test_for_singularity): Likewise.
11329 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
11330 directly instead of building a temporary tree.
11333 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
11334 remove <algorithm> include.
11336 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11339 * config/i386/i386.c: Include dojump.h.
11340 (expand_small_movmem_or_setmem,
11341 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
11343 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
11344 if dynamic_check != -1.
11346 2016-01-21 Jeff Law <law@redhat.com>
11348 PR middle-end/69347
11349 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
11350 record_temporary_equivalences. Rewritten to avoid unnecessary calls
11351 into dominated_by_p.
11352 (cprop_into_successor_phis): Avoid unnecessary tests.
11354 2016-01-22 Richard Henderson <rth@redhat.com>
11357 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
11358 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
11360 2016-01-22 Michael Matz <matz@suse.de>
11362 * system.h (string, algorithm): Include only conditionally.
11363 (new): Include always under C++.
11364 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
11365 * final.c (toplevel): Ditto.
11366 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
11367 * genconditions.c (write_header): Make gencondmd.c define
11369 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
11371 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
11372 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
11374 2016-01-22 Christian Bruel <christian.bruel@st.com>
11377 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
11379 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11382 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
11383 define_insn_and_split. Ensure operands[1] and operands[0] do not
11384 get assigned the same register.
11386 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11388 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
11390 2016-01-22 Christian Bruel <christian.bruel@st.com>
11392 * config/arm/arm-c.c (arm_pragma_target_parse):
11393 Remove warn_builtin_macro_redefined overwrite.
11395 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11397 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11398 flag_non_call_exceptions compatibility.
11400 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11403 * dwarf2out.c (add_child_die_after): New function.
11404 (dwarf_qual_info_t): New type.
11405 (dwarf_qual_info): New variable.
11406 (qualified_die_p): New function.
11407 (modified_type_die): For -fdebug-types-section, ensure
11408 canonical order of qualifiers. Put qualified DIEs adjacent
11409 to the corresponding non-qualified type DIE and search there
11410 for existing qualified DIEs.
11412 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11414 * doc/extend.texi (scalar_storage_order type attribute): Document
11415 restriction on type punning and aliasing, and remove future tense.
11417 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11420 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11423 2016-01-21 Jeff Law <law@redhat.com>
11425 PR middle-end/69347
11426 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11427 useless call to record_temporary_equivalences.
11428 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11429 allocate 10 slots in the bb_path vector and let it grow as needed.
11430 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11433 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11435 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11437 * configure: Regenerate.
11439 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11441 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11442 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11444 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11446 PR middle-end/66178
11447 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11448 drop EXPAND_INITIALIZER.
11449 * rtl.h (contains_symbolic_reference_p): Declare.
11450 * rtlanal.c (contains_symbolic_reference_p): New function.
11451 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11452 a subtraction into a NOT if symbolic constants are involved.
11454 2016-01-21 Anton Blanchard <anton@samba.org>
11455 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11458 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11460 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11463 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11465 * config/microblaze/microblaze.c
11466 (get_branch_target): New.
11467 (insert_wic_for_ilb_runout): New.
11469 (microblaze_machine_dependent_reorg): New.
11470 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11471 * config/microblaze/microblaze.md
11472 (UNSPEC_IPREFETCH): Define.
11473 (iprefetch): New pattern
11474 * config/microblaze/microblaze.opt
11475 (mxl-prefetch): New flag.
11477 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11479 * config/microblaze/microblaze.h
11480 (FIXED_REGISTERS): Update in macro.
11481 (CALL_USED_REGISTERS): Update in macro.
11483 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11485 PR rtl-optimization/68920
11486 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11489 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11491 PR rtl-optimization/68990
11492 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11493 pseudo instead of inheritance ones.
11495 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11496 Nick Clifton <nickc@redhat.com>
11500 * config/mips/mips.c (mips_compute_frame_info): Initialise
11501 args_size and hard_frame_pointer_offset fields of the frame
11502 structure before calling mips_global_pointer.
11504 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11506 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11508 * configure: Regenerate.
11510 2016-01-21 Richard Biener <rguenther@suse.de>
11512 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11514 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11516 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11517 to actually emit the .size directive.
11519 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11520 Jakub Jelinek <jakub@redhat.com>
11524 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11525 args array size by one to avoid buffer overflow.
11527 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11529 * config/s390/s390.md (pool_section_start): Use switch_to_section
11530 to select proper read-only data section instead of hardcoding
11532 (pool_section_end): Use switch_to_section to match the above.
11534 2016-01-21 Richard Biener <rguenther@suse.de>
11536 PR tree-optimization/69378
11537 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11538 (set_ssa_val_to): Use it for dominance checks taking into
11539 account not executable edges.
11541 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11544 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11545 for bitsize instead of GET_MODE_PRECISION (mode).
11547 2016-01-20 Martin Sebor <msebor@redhat.com>
11550 * extend.texi (__sync Builtins): Clarify the semantics of
11551 __sync_fetch_and_OP built-ins on pointers.
11552 (__atomic Builtins): Same.
11554 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11555 Sebastian Pop <s.pop@samsung.com>
11557 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11558 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11559 (is_valid_rename): Same.
11560 (translate_isl_ast_to_gimple::get_rename): Same.
11561 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11562 (translate_isl_ast_to_gimple::rename_uses): Same.
11563 (get_new_name): Check for close_phi nodes.
11564 (copy_loop_phi_args): Use phi_node_kind.
11565 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11566 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11568 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11569 Sebastian Pop <s.pop@samsung.com>
11571 Revert commit r229783.
11572 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11573 Remove use of parameter_rename_map.
11574 (copy_def): Remove.
11575 (copy_internal_parameters): Remove.
11576 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11577 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11578 (free_sese_info): Do not free parameter_rename_map.
11579 (set_rename): Do not use parameter_rename_map.
11580 (rename_uses): Update call to set_rename.
11581 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11582 * sese.h (parameter_rename_map_t): Remove.
11583 (struct sese_info_t): Remove field parameter_rename_map.
11585 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11586 Sebastian Pop <s.pop@samsung.com>
11588 * graphite-isl-ast-to-gimple.c: Fix comment.
11589 * graphite-scop-detection.c (defined_in_loop_p): New.
11590 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11591 names defined in loop.
11593 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11594 Sebastian Pop <s.pop@samsung.com>
11596 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11597 Discard unstructured if-then-else regions.
11599 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11600 Sebastian Pop <s.pop@samsung.com>
11602 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11603 (cleanup_loop_iter_dom): Remove.
11604 (build_loop_iteration_domains): Remove.
11605 (build_scop_context): Remove.
11606 (build_scop_iteration_domain): Remove.
11607 (add_loop_constraints): New.
11608 (build_iteration_domains): New.
11609 (build_poly_scop): Call build_iteration_domains.
11611 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11612 Sebastian Pop <s.pop@samsung.com>
11614 * graphite-scop-detection.c
11615 (scop_detection::harmful_loop_in_region): Free dom and loops.
11616 (scop_detection::loop_body_is_valid_scop): Free bbs.
11618 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11619 Sebastian Pop <s.pop@samsung.com>
11621 * graphite-scop-detection.c (record_loop_in_sese): New.
11622 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11623 (build_scops): Remove call to build_sese_loop_nests.
11624 * sese.c (sese_record_loop): Remove.
11625 (build_sese_loop_nests): Remove.
11626 (new_sese_info): Remove region->loops.
11627 (free_sese_info): Same.
11628 * sese.h (sese_contains_loop): Same.
11629 (build_sese_loop_nests): Remove.
11630 (sese_contains_loop): Remove.
11632 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11633 Sebastian Pop <s.pop@samsung.com>
11635 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11636 loop_is_valid_in_scop.
11637 (scop_detection::harmful_stmt_in_region): Renamed
11638 harmful_loop_in_region.
11639 Call loop_is_valid_in_scop.
11641 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11642 Sebastian Pop <s.pop@samsung.com>
11644 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11647 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11648 Sebastian Pop <s.pop@samsung.com>
11650 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11651 * graphite.h (struct poly_bb): Remove field is_reduction.
11652 (PBB_IS_REDUCTION): Remove.
11654 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11655 Sebastian Pop <s.pop@samsung.com>
11657 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11658 (add_pdr_constraints): Same.
11659 (scop_get_reads): Same.
11660 (scop_get_must_writes): Same.
11661 (scop_get_may_writes): Same.
11662 (scop_get_original_schedule): Same.
11663 (extend_schedule): Same.
11664 (apply_schedule_on_deps): Same.
11665 (carries_deps): Same.
11666 (compute_deps): Same.
11667 (scop_get_dependences): Same.
11668 * graphite-isl-ast-to-gimple.c
11669 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11670 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11671 (get_schedule_for_band_list): Same.
11672 (get_schedule_map): Same.
11673 (apply_schedule_map_to_scop): Same.
11674 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11675 (build_loop_iteration_domains): Same.
11676 (add_condition_to_pbb): Same.
11677 (add_param_constraints): Same.
11678 (pdr_add_memory_accesses): Same.
11679 (pdr_add_data_dimensions): Same.
11681 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11683 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11686 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11688 * common.opt (feliminate-dwarf2-dups): Replace references to
11689 "DWARF 2" with just "DWARF".
11690 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11691 * doc/extend.texi: Likewise.
11692 * doc/cpp.texi: Likewise.
11693 * doc/invoke.texi: Likewise.
11694 (Option Summary): Add -gdwarf to list of Debugging Options.
11695 (Debugging Options): Document -gdwarf.
11696 * doc/contrib.texi: Spell "DWARF" like that.
11698 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11700 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11701 warning. Fix up formatting.
11703 PR middle-end/67653
11704 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11705 attempt to mark memory input operand addressable and
11706 call prepare_gimple_addressable in that case. Don't adjust
11707 input_location for diagnostics, use error_at instead.
11709 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11711 * config/rs6000/ppc-auxv.h: New file.
11712 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11713 (cpu_is): Likewise.
11714 (cpu_supports): Likewise.
11715 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11716 (cpu_is_info): New variable.
11717 (cpu_supports_info): Likewise.
11718 (tcb_verification_symbol): Likewise.
11719 (cpu_builtin_p): Likewise.
11720 (cpu_expand_builtin): New function.
11721 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11722 (rs6000_init_builtins): Likewise.
11723 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11724 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11725 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11726 * configure: Regenerate.
11727 * config.in: Likewise.
11728 * doc/extend.texi (PowerPC Built-in Functions): Document
11729 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11731 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11734 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11736 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11739 2016-01-20 Richard Henderson <rth@redhat.com>
11745 * tree.c (tm_define_builtin): New.
11746 (find_tm_vector_type): New.
11747 (build_tm_vector_builtins): New.
11748 (build_common_builtin_nodes): Call it.
11750 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11752 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11753 (arm_fp_ok): Likewise.
11754 (arm_fp): Likewise.
11755 (arm_crypto): Likewise.
11757 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11758 Richard Biener <rguenther@suse.de>
11760 PR tree-optimization/69328
11761 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11762 vectors have same number of elements.
11763 (vectorizable_condition): Fix masked version recognition.
11765 2016-01-20 Richard Biener <rguenther@suse.de>
11767 PR tree-optimization/69345
11768 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11769 (VN_INFO_PTR_INFO): Likewise.
11770 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11771 info when it is equal between non-dominating SSA names.
11772 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11773 Make sure to look at original SSA infos.
11775 2016-01-20 Jeff Law <law@redhat.com>
11778 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11780 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11781 (pc_or_label_operand): New predicate.
11782 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11783 tests for small integers that are 2^n - 1.
11785 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11787 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11789 2016-01-19 Jeff Law <law@redhat.com>
11791 PR middle-end/69347
11792 * tree-ssa-threadbackwards.c
11793 (fsm_find_control_statement_thread_paths): Do not try to lookup
11794 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11796 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11798 * doc/lto.texi: Remove text that says only Gold has linker plugin
11801 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11803 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11804 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11805 the DIE accordingly.
11806 (modified_type_die): Add REVERSE parameter and pass it recursively,
11807 as well as to base_type_die. Adjust presence check accordingly.
11808 (base_type_for_mode): Adjust call to modified_type_die.
11809 (add_type_attribute): Add REVERSE parameter and pass it to
11811 (generic_parameter_die): Adjust call to add_type_attribute.
11812 (add_scalar_info): Likewise.
11813 (add_subscript_info): Likewise.
11814 (gen_array_type_die): Likewise.
11815 (gen_descr_array_type_die): Likewise.
11816 (gen_entry_point_die): Likewise.
11817 (gen_enumeration_type_die): Likewise.
11818 (gen_formal_parameter_die): Likewise.
11819 (gen_subprogram_die): Likewise.
11820 (gen_variable_die ): Likewise.
11821 (gen_const_die): Likewise.
11822 (gen_field_die): Likewise.
11823 (gen_pointer_type_die): Likewise.
11824 (gen_reference_type_die): Likewise.
11825 (gen_ptr_to_mbr_type_die): Likewise.
11826 (gen_inheritance_die): Likewise.
11827 (gen_subroutine_type_die): Likewise.
11828 (gen_typedef_die): Likewise.
11829 (force_type_die): Adjust call to modified_type_die.
11831 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11833 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11834 flow throughout the file. Fix broken link to Objective-C 2.0
11836 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11839 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11841 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11843 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11846 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11847 (maybe_record_node): Record cxa_pure_virtual as the only possible
11848 target if there are not ohter candidates.
11849 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11851 2016-01-19 Richard Biener <rguenther@suse.de>
11853 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11854 (get_memory_order): Likewise.
11856 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11858 * tree-vect-stmts.c (vectorizable_store): Check
11861 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11864 * gcc.c (driver::decode_argv): Add call to
11865 init_opts_obstack before init_options_struct.
11866 * opts.c (init_opts_obstack): Remove idempotency.
11867 (init_options_struct): Replace call to init_opts_obstack
11868 with a gcc_assert to verify that it has already been called.
11869 * toplev.c (toplev::main): Add call to init_opts_obstack before
11870 calls to init_options_struct.
11871 (toplev::finalize): Move cleanup of opts_obstack next to
11872 cleanup of save_decoded_options, clearing the latter, and
11873 save_decoded_options_count.
11875 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11878 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11879 attribute to unconditional. Remove %? from output template.
11881 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11882 Jiong Wang <jiong.wang@arm.com>
11884 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11885 generated from different expand order.
11887 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11889 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11890 Add support for CCMP costing.
11892 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11894 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11895 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11896 (fccmpe<mode>): Likewise.
11897 (fcmp): Rename to fcmp and globalize pattern.
11899 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11900 (aarch64_gen_ccmp_next): Add FP support.
11902 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11904 * target.def (gen_ccmp_first): Update documentation.
11905 (gen_ccmp_next): Likewise.
11906 * doc/tm.texi (gen_ccmp_first): Update documentation.
11907 (gen_ccmp_next): Likewise.
11908 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11909 expand_ccmp_expr_1. Improve comments.
11910 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11911 (ccmp_ior<mode>): Remove pattern.
11912 (cmp<mode>): Remove expand.
11913 (cmp): Globalize pattern.
11914 (cstorecc4): Use cc_register.
11915 (mov<mode>cc): Remove ccmp_cc_register check.
11916 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11917 Simplify after removal of CC_DNE/* modes.
11918 (aarch64_ccmp_mode_to_code): Remove.
11919 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11920 In 'k' case use integer as condition.
11921 (aarch64_nzcv_codes): Remove inverted cases.
11922 (aarch64_code_to_ccmode): Remove.
11923 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11924 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11925 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11926 pattern. Return the comparison with CC register. Invert conditions
11927 when bitcode is OR.
11928 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11929 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11931 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11933 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11934 instrumented_version.
11936 2016-01-19 Richard Biener <rguenther@suse.de>
11938 PR tree-optimization/69336
11939 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11940 handled components with get_ref_base_and_extent.
11941 (equal_mem_array_ref_p): Adjust.
11943 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11946 * shrink-wrap.c: Include valtrack.h.
11947 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11948 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11949 in between insn and where it will be moved to. Call
11950 dead_debug_insert_temp.
11951 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11952 first and dead_debug_local_finish at the end.
11953 For uses and defs bitmap, handle all regs in between REGNO and
11954 END_REGNO, not just the first one.
11956 2016-01-19 Richard Biener <rguenther@suse.de>
11958 PR tree-optimization/69352
11959 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11960 (equal_mem_array_ref_p): Constrain size and max size properly.
11961 Compare the reverse flag.
11963 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11965 * ira.c (ira): Update regstat data if we deleted insns.
11967 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11969 PR rtl-optimization/68955
11970 PR rtl-optimization/64557
11971 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11972 here. Fix up formatting.
11973 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11975 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11978 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11979 assume that the node has body.
11980 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11983 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11985 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11988 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11990 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
11991 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
11993 2016-01-19 Martin Jambor <mjambor@suse.cz>
11994 Martin Liska <mliska@suse.cz>
11995 Michael Matz <matz@suse.de>
11997 * Makefile.in (OBJS): Add new source files.
11998 (GTFILES): Add hsa.c.
11999 * common.opt (disable_hsa): New variable.
12000 (-Whsa): New warning.
12001 * config.in (ENABLE_HSA): New.
12002 * configure.ac: Treat hsa differently from other accelerators.
12003 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
12004 $enable_offloading.
12005 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
12006 * doc/install.texi (Configuration): Document --with-hsa-runtime,
12007 --with-hsa-runtime-include, --with-hsa-runtime-lib and
12008 --with-hsa-kmt-lib.
12009 * doc/invoke.texi (-Whsa): Document.
12010 (hsa-gen-debug-stores): Likewise.
12011 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
12012 to invoke offload compiler for hsa acclerator.
12013 * opts.c (common_handle_option): Determine whether HSA offloading
12014 should be performed.
12015 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
12016 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
12017 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
12018 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
12019 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
12020 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
12021 GF_OMP_FOR_KIND_GRID_LOOP.
12022 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
12023 (pp_gimple_stmt_1): Likewise.
12024 * gimple-walk.c (walk_gimple_stmt): Likewise.
12025 * gimple.c (gimple_build_omp_grid_body): New function.
12026 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
12027 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
12028 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
12029 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
12030 GF_OMP_TEAMS_GRID_PHONY.
12031 (gimple_statement_omp_single_layout): Updated comments.
12032 (gimple_build_omp_grid_body): New function.
12033 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
12034 (gimple_omp_for_grid_phony): New function.
12035 (gimple_omp_for_set_grid_phony): Likewise.
12036 (gimple_omp_parallel_grid_phony): Likewise.
12037 (gimple_omp_parallel_set_grid_phony): Likewise.
12038 (gimple_omp_teams_grid_phony): Likewise.
12039 (gimple_omp_teams_set_grid_phony): Likewise.
12040 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
12041 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
12042 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
12043 (BUILT_IN_GOMP_TARGET): Updated type.
12044 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
12045 (adjust_for_condition): New function.
12046 (get_omp_for_step_from_incr): Likewise.
12047 (extract_omp_for_data): Moved parts to adjust_for_condition and
12048 get_omp_for_step_from_incr.
12049 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
12050 (fixup_child_record_type): Bail out if receiver_decl is NULL.
12051 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
12052 (scan_omp_parallel): Do not create child functions for phony
12054 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12055 (scan_omp_1_op): Checking assert we are not remapping to
12056 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12057 (parallel_needs_hsa_kernel_p): New function.
12058 (expand_parallel_call): Register apprpriate parallel child
12059 functions as HSA kernels.
12060 (grid_launch_attributes_trees): New type.
12061 (grid_attr_trees): New variable.
12062 (grid_create_kernel_launch_attr_types): New function.
12063 (grid_insert_store_range_dim): Likewise.
12064 (grid_get_kernel_launch_attributes): Likewise.
12065 (get_target_argument_identifier_1): Likewise.
12066 (get_target_argument_identifier): Likewise.
12067 (get_target_argument_value): Likewise.
12068 (push_target_argument_according_to_value): Likewise.
12069 (get_target_arguments): Likewise.
12070 (expand_omp_target): Call get_target_arguments instead of looking
12071 up for teams and thread limit.
12072 (grid_expand_omp_for_loop): New function.
12073 (grid_arg_decl_map): New type.
12074 (grid_remap_kernel_arg_accesses): New function.
12075 (grid_expand_target_kernel_body): New function.
12076 (expand_omp): Call it.
12077 (lower_omp_for): Do not emit phony constructs.
12078 (lower_omp_taskreg): Do not emit phony constructs but create for them
12079 a temporary variable receiver_decl.
12080 (lower_omp_taskreg): Do not emit phony constructs.
12081 (lower_omp_teams): Likewise.
12082 (lower_omp_grid_body): New function.
12083 (lower_omp_1): Call it.
12084 (grid_reg_assignment_to_local_var_p): New function.
12085 (grid_seq_only_contains_local_assignments): Likewise.
12086 (grid_find_single_omp_among_assignments_1): Likewise.
12087 (grid_find_single_omp_among_assignments): Likewise.
12088 (grid_find_ungridifiable_statement): Likewise.
12089 (grid_target_follows_gridifiable_pattern): Likewise.
12090 (grid_remap_prebody_decls): Likewise.
12091 (grid_copy_leading_local_assignments): Likewise.
12092 (grid_process_kernel_body_copy): Likewise.
12093 (grid_attempt_target_gridification): Likewise.
12094 (grid_gridify_all_targets_stmt): Likewise.
12095 (grid_gridify_all_targets): Likewise.
12096 (execute_lower_omp): Call grid_gridify_all_targets.
12097 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12098 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12099 (tree_omp_clause): Added union field dimension.
12100 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12101 * tree.c (omp_clause_num_ops): Added number of arguments of
12102 OMP_CLAUSE__GRIDDIM_.
12103 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12104 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12105 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12106 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12107 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12108 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12109 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12110 * tree-pass.h (make_pass_gen_hsail): Declare.
12111 (make_pass_ipa_hsa): Likewise.
12112 * ipa-hsa.c: New file.
12113 * lto-section-in.c (lto_section_name): Add hsa section name.
12114 * lto-streamer.h (lto_section_type): Add hsa section.
12115 * timevar.def (TV_IPA_HSA): New.
12116 * hsa-brig-format.h: New file.
12117 * hsa-brig.c: New file.
12118 * hsa-dump.c: Likewise.
12119 * hsa-gen.c: Likewise.
12122 * toplev.c (compile_file): Call hsa_output_brig.
12123 * hsa-regalloc.c: New file.
12125 2016-01-18 Jeff Law <law@redhat.com>
12127 PR tree-optimization/69320
12128 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12129 ranged object, do nothing if the RHS constant is not [0..1].
12130 (optimize_stmt): Comparing a boolean ranged object against a
12131 constant outside [0..1] results in a compile-time constant.
12133 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12136 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12138 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12139 (Option Summary): Update to reflect new section and moved options.
12140 (C++ Dialect Options): Move -fstats to new section.
12141 (Debugging Options): Move all dump, statistics, and other GCC
12142 developer options to new section. Rewrite section introduction
12143 and re-order remaining options to put the more basic ones first.
12144 (Optimization Options): Move -fira-verbose and -flto-report* to
12146 (Developer Options): New section incorporating moved options.
12147 * doc/cppopts.texi (-dM): Update cross-reference.
12149 2016-01-18 Richard Henderson <rth@redhat.com>
12152 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12153 operands to pseudo only if CSE is expected. Split long immediate
12154 operands only after reload, and for the stack pointer.
12155 (*add<GPI>3_pluslong): Remove.
12156 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12157 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12158 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12159 (*add<GPI>3 peepholes): New.
12160 (*add<GPI>3 splitters): New.
12161 * config/aarch64/constraints.md (Upl): New.
12162 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12164 2016-01-18 Richard Biener <rguenther@suse.de>
12166 PR tree-optimization/69297
12167 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12169 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12171 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12173 PR middle-end/68542
12174 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12175 of mixind vector and scalar types.
12176 (fold_relational_const): Add handling of vector
12177 comparison with boolean result.
12178 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12179 comparison of vector operands with boolean result for EQ/NE only.
12180 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12181 (verify_gimple_cond): Likewise.
12182 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12185 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12187 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12190 2016-01-18 Richard Biener <rguenther@suse.de>
12192 PR middle-end/69308
12193 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12195 2016-01-18 Tom de Vries <tom@codesourcery.com>
12197 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12199 2016-01-18 Tom de Vries <tom@codesourcery.com>
12201 * omp-low.c (set_oacc_fn_attrib): Make extern.
12202 * omp-low.h (set_oacc_fn_attrib): Declare.
12203 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12204 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12205 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12206 Add and handle function parameter oacc_kernels_p.
12207 (find_reduc_addr, get_omp_data_i_param): New function.
12208 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12209 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12210 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12211 Calculate dominance info. Skip loops that are not in a kernels region
12212 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12213 (pass_parallelize_loops::execute): Call parallelize_loops with
12214 oacc_kernels_p argument.
12215 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12216 New member function.
12217 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12218 * passes.def: Add argument to pass_parallelize_loops instantation.
12220 2016-01-18 Tom de Vries <tom@codesourcery.com>
12222 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12223 pass_parallelize_loops to be run outside the loop pipeline.
12225 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12227 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12228 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12230 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12233 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12234 using get_ref_base_and_extent.
12235 (equal_mem_array_ref_p): New.
12236 (hashable_expr_equal_p): Add call to previous.
12238 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12241 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12242 (sra_initialize): Allocate disqualified_constants.
12243 (sra_deinitialize): Free disqualified_constants.
12244 (disqualify_candidate): Update disqualified_constants when appropriate.
12245 (create_access): Scan for constant-pool entries as we go along.
12246 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12247 (maybe_add_sra_candidate): Allow constant-pool entries.
12248 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12249 (initialize_constant_pool_replacements): New.
12250 (sra_modify_assign): Avoid mangling assignments created by previous,
12251 and don't generate writes into constant pool.
12252 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12254 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12256 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12257 andnot instruction.
12258 (scalar_chain::convert_op): Likewise.
12259 * config/i386/i386.md (*andndi3_doubleword): New.
12261 2016-01-18 Richard Biener <rguenther@suse.de>
12263 PR tree-optimization/69170
12264 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
12265 building a vector from scalar results of a pattern stmt.
12267 2016-01-18 Jakub Jelinek <jakub@redhat.com>
12269 * haifa-sched.c (autopref_multipass_init): Work around
12270 -Wmaybe-uninitialized warning.
12272 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
12274 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
12275 against the constant 0.
12277 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12279 PR tree-optimization/68799
12280 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
12281 look up phi candidates in the statement-candidate map.
12282 (phi_add_costs): Likewise.
12283 (record_phi_increments): Likewise.
12284 (phi_incr_cost): Likewise.
12285 (ncd_with_phi): Likewise.
12286 (all_phi_incrs_profitable): Likewise.
12288 2016-01-17 Jakub Jelinek <jakub@redhat.com>
12290 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
12291 -Wmaybe-uninitialized warning.
12293 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
12295 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12296 (Option Summary): Update to reflect new section and moved options.
12297 (C++ Dialect Options): Move -fvtable-verify and related options.
12298 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
12299 and profiling-related options.
12300 (Optimization Options): Move profile generation options and
12301 -fstack-protector and related options.
12302 (Instrumentation Options): New section incorporating moved options.
12303 (Code Generation Options): Move -finstrument-functions and
12304 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
12306 2016-01-16 Tom de Vries <tom@codesourcery.com>
12308 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
12310 2016-01-16 Tom de Vries <tom@codesourcery.com>
12312 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
12314 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
12316 * hash-table.h (hash_table::empty): Turn into an inline wrapper
12317 that checks whether the table is already empty. Rename the
12318 original implementation to...
12319 (hash_table::empty_slot): ...this new private function.
12321 2016-01-15 David Malcolm <dmalcolm@redhat.com>
12323 PR diagnostic/68899
12324 * diagnostic-show-locus.c (layout::print_source_line): Move x
12325 offset of line until after call to
12326 get_line_width_without_trailing_whitespace.
12328 2016-01-15 Jeff Law <law@redhat.com>
12330 PR tree-optimization/69270
12331 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
12332 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
12333 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
12334 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
12335 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12336 ssa_name_has_boolean_range and constant_boolean_node.
12338 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
12340 PR rtl-optimization/69030
12341 * lra-spills.c (remove_pseudos): Check nrefs and make the function
12343 (spill_pseudos): Delete debug insn for dead pseudo.
12344 (lra_spill): Initiate spill_hard_reg and slots memory separately.
12346 2016-01-15 Jiong Wang <jiong.wang@arm.com>
12348 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
12350 (TYPES_UNOPUS): Likewise.
12351 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
12352 builtin type, from UNOP to UNOPUS.
12353 (lbtruncuv4sf): Likewise.
12354 (lbtruncuv2df): Likewise.
12355 (lrounduv2sf): Likewise.
12356 (lrounduv4sf): Likewise.
12357 (lrounduv2df): Likewise.
12358 (lroundusf): Likewise.
12359 (lroundusf): Likewise.
12360 (lceiluv2sf): Likewise.
12361 (lceiluv4sf): Likewise.
12362 (lceiluv2df): Likewise.
12363 (lceilusf): Likewise.
12364 (lceiludf): Likewise.
12365 (lflooruv2sf): Likewise.
12366 (lflooruv4sf): Likewise.
12367 (lflooruv2df): Likewise.
12368 (lfloorusf): Likewise.
12369 (lfloorudf): Likewise.
12370 (lfrintnuv2sf): Likewise.
12371 (lfrintnuv4sf): Likewise.
12372 (lfrintnuv2df): Likewise.
12373 (lfrintnusf): Likewise.
12374 (lfrintnudf): Likewise.
12375 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
12377 (vcvtq_u32_f32): Likewise.
12378 (vcvtq_u64_f64): Likewise.
12379 (vcvta_u32_f32): Likewise.
12380 (vcvtaq_u32_f32): Likewise.
12381 (vcvtaq_u64_f64): Likewise.
12382 (vcvtm_u32_f32): Likewise.
12383 (vcvtmq_u32_f32): Likewise.
12384 (vcvtmq_u64_f64): Likewise.
12385 (vcvtn_u32_f32): Likwise.
12386 (vcvtnq_u32_f32): Likewise.
12387 (vcvtnq_u64_f64): Likewise.
12388 (vcvtp_u32_f32): Likewise.
12389 (vcvtpq_u32_f32): Likewise.
12390 (vcvtpq_u64_f64): Likewise.
12391 (vcvtmd_u64_f64): Likewise.
12392 (vcvtms_u32_f32): Likewise.
12393 (vcvtad_u64_f64): Likewise.
12394 (vcvtas_u32_f32): Likewise.
12395 (vcvtnd_u64_f64): Likewise.
12396 (vcvtns_u32_f32): Likewise.
12397 (vcvtpd_u64_f64): Likewise.
12398 (vcvtps_u32_f32): Likewise.
12400 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12402 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12403 CSEL of zero_extended registers.
12405 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12407 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12408 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12410 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12412 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12413 false when argument string is not found in the attributes table
12416 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12419 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12420 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12421 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12422 precision estimate.
12424 2016-01-15 Richard Biener <rguenther@suse.de>
12426 PR tree-optimization/66856
12427 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12428 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12429 (vect_create_new_slp_node): Increment stmt reference count.
12430 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12431 an SLP tree before swapping operands.
12432 (vect_build_slp_tree): Likewise.
12433 (destroy_bb_vec_info): Free stmt info after SLP instances.
12434 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12435 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12436 (STMT_VINFO_NUM_SLP_USES): New macro.
12438 2016-01-15 Richard Biener <rguenther@suse.de>
12441 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12442 (add_linkage_name): ... here.
12443 (gen_typedef_die): Use add_linkage_name_raw instead of
12444 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12447 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12449 * gimplify.c (oacc_default_clause): Decode reference and pointer
12450 types for both kernels and parallel regions.
12452 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12454 PR middle-end/69246
12455 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12457 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12459 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12460 (convert_scalars_to_vector): Likewise.
12462 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12464 * doc/extend.texi (Type Traits): Fix grammar.
12466 2016-01-15 Martin Jambor <mjambor@suse.cz>
12468 * tree-inline.c (remap_decl): Use existing dclarations if
12469 remapping a type and prevent_decl_creation_for_types.
12470 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12471 decls first. Do real remapping with
12472 prevent_decl_creation_for_types set.
12473 * tree-inline.h (copy_body_data): New field
12474 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12477 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12479 * config/s390/s390.opt (mmvcle): More verbose help text.
12481 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12483 * config/s390/s390.opt: Add period to -mzvector option text.
12485 2016-01-15 Richard Biener <rguenther@suse.de>
12487 PR tree-optimization/68961
12488 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12489 of invariants in stores again.
12491 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12493 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12495 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12497 * config/i386/i386.c (ix86_expand_branch): Don't split
12498 DI mode xor instruction to SI mode.
12500 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12503 * ipa-icf.c (sem_function::merge): Virtual functions may become
12504 reachable even if they address is not taken and there are no
12507 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12509 * lto-streamer-out.c (subtract_estimated_size): New function.
12510 (get_symbol_initial_value): Use it.
12512 2016-01-15 Christian Bruel <christian.bruel@st.com>
12515 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12516 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12517 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12518 use add_builtin_function_ext_scope instead of add_builtin_function.
12519 (neon_set_p, neon_crypto_set_p): Remove.
12520 (arm_init_builtins): Always call arm_init_neon_builtins and
12521 arm_init_crypto_builtins.
12522 (arm_expand_builtin): Check that builtins are allowed for the arch.
12523 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12524 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12525 arm_init_neon_builtins call.
12527 2016-01-15 Richard Biener <rguenther@suse.de>
12529 PR tree-optimization/69117
12530 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12531 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12532 of the leader conservatively.
12533 (free_scc_vn): Restore original SSA name infos.
12535 2016-01-14 Jeff Law <law@redhat.com>
12537 PR tree-optimization/69270
12538 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12539 single bit of precision, verify it's also unsigned.
12540 (record_edge_info): Use constant_boolean_node rather than fold_convert
12541 to convert boolean_true/boolean_false to the right type.
12543 2016-01-14 Richard Henderson <rth@redhat.com>
12546 * loop-doloop.c (record_reg_sets): New.
12547 (doloop_optimize): Reject the transform if the sequence
12548 clobbers registers live at the end of the loop block.
12549 (doloop_optimize_loops): Enable df_live if needed.
12551 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12553 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12554 * config/rs6000/rs6000.c: Likewise.
12555 * config/rs6000/rs6000.h: Likewise.
12556 * config/rs6000/rs6000.md: Likewise.
12557 * doc/extend.texi: Likewsie.
12559 2016-01-14 Jeff Law <law@redhat.com>
12561 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12564 2016-01-14 Richard Henderson <rth@redhat.com>
12568 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12569 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12570 instead of builtin_decl_declared_p to test for declaration.
12572 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12574 * doc/loop.texi (Loop Analysis and Representation): Document
12575 loop_depth function.
12577 2016-01-14 Tom de Vries <tom@codesourcery.com>
12579 PR tree-optimization/68773
12580 * omp-low.c (expand_omp_target): Don't set force_output.
12581 * varpool.c (varpool_node::get_create): Same.
12582 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12583 offload_funcs with force_output.
12585 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12588 * lra-eliminations.c (move_plus_up): Don't change anything if either
12589 the outer or inner subreg mode is not MODE_INT.
12590 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12591 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12593 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12595 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12596 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12597 reduc_uplus_@var{m}): Remove.
12598 * expr.c (expand_expr_real_2): Remove expansion path for
12599 reduc_[us](min|max|plus) optabs.
12600 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12601 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12602 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12603 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12604 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12605 reduc_[us](min|max|plus) optabs.
12607 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12609 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12610 (reduc_plus_scal_v2sf): New.
12611 (reduc_smax_v2sf): Rename to...
12612 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12613 (reduc_smin_v2sf): Rename to...
12614 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12616 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12618 * alias.c (compare_base_symbol_refs): New function.
12619 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12622 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12624 PR middle-end/68146
12625 PR tree-optimization/69155
12626 * tree-complex.c: Include cfganal.h.
12627 (phis_to_revisit): New variable.
12628 (extract_component): Add phiarg_p argument. Assert that returned
12629 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12630 (update_phi_components): Partly rewrite to use loop over real/imag
12631 components instead of code duplication. If extract_component returns
12632 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12633 create_tmp_reg into the PHI node instead, and mention the phi triplet
12634 in phis_to_revisit.
12635 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12636 in phis_to_revisit at the end.
12638 2016-01-14 Richard Biener <rguenther@suse.de>
12640 PR tree-optimization/68060
12641 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12642 outer loop reduction is only used in the inner loop before
12643 detecting a double reduction.
12645 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12648 * combine.c (expand_field_assignment): Punt if compute_mode is
12649 unsupported scalar mode.
12651 2016-01-14 Richard Biener <rguenther@suse.de>
12653 PR tree-optimization/66856
12654 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12655 SLP node only if it built successfully.
12656 (vect_analyze_slp_instance): Adjust.
12658 2016-01-14 Jeff Law <law@redhat.com>
12660 PR tree-optimization/69270
12661 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12662 (record_edge_info): Use it. Convert boolean_{true,false}_node
12663 to the type of op0.
12665 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12668 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12669 use block_ultimate_origin
12670 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12672 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12674 * doc/invoke.texi (Submodel Options): Rename section to
12675 "Machine-Dependent Options" to better reflect its content.
12676 Rewrite introductory text to remove archaic CPU names.
12679 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12681 * doc/invoke.texi (Code Gen Options): Move section up in file,
12682 before target-specific options. Update menu and option summary
12683 to reflect the new section ordering.
12685 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12687 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12688 (C++ Dialect Options): Add cross-reference to -std option.
12689 * doc/standards.texi (C++ Language): Document C++14 support.
12691 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12693 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12694 for pack/unpack functions for __ibm128.
12695 (PACK_IF): Likewise.
12696 (UNPACK_IF): Likewise.
12698 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12699 support for __ibm128 pack/unpack functions.
12700 (rs6000_invalid_builtin): Likewise.
12701 (rs6000_init_builtins): Likewise.
12702 (rs6000_opt_masks): Likewise.
12704 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12705 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12707 (RS6000_BTM_COMMON): Likewise.
12709 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12710 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12711 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12712 128-bit floating point. Add support for the double values to be
12713 in Altivec registers for TF/IF packing and unpacking, but restrict
12714 TD packing sub-fields to be FPR registers. Don't allow overlapped
12715 register support for packing. Allow pack inputs to be memory
12716 locations. Don't build generator functions for unpack<mode>_dm
12717 and unpack<mode>_nodm.
12718 (unpack<mode>_dm): Likewise.
12719 (unpack<mode>_nodm): Likewise.
12720 (pack<mode>): Likewise.
12722 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12723 built-in functions to pack/unpack explicit __ibm128 values.
12724 (__builtin_unpack_ibm128): Likewise.
12726 * doc/extend.texi (PowerPC Built-in Functions): Document
12727 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12729 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12732 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12733 Add new arg loc and pass it down as context.
12734 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12735 to the location to use for the warning.
12736 (check_function_arguments): New arg loc. All callers changed. Pass
12737 it to check_function_nonnull.
12738 * c-common.h (check_function_arguments): Adjust declaration.
12740 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12742 PR tree-optimization/69156
12743 * gimple.c (validate_type): Removed.
12744 (gimple_builtin_call_types_compatible_p): Use
12745 useless_type_conversion_p instead of validate_type.
12746 * value-prof.c (gimple_stringop_fixed_value): Fold
12747 icall_size to correct type.
12749 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12751 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12754 2016-01-13 Richard Henderson <rth@redhat.com>
12757 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12758 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12759 (ix86_builtin_tm_store): Remove.
12760 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12761 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12762 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12763 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12764 * doc/tm.texi: Rebuild.
12766 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12767 (BUILT_IN_TM_MEMCPY_RTWN): New.
12768 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12769 fallback from vector to integer helpers.
12770 (build_tm_load): Handle vector types directly, instead of
12772 (build_tm_store): Likewise.
12773 (expand_assign_tm): Prepare for register types not handled by
12774 the above. Copy them to memory and use memcpy.
12775 * tree.c (tm_define_builtin): New.
12776 (find_tm_vector_type): New.
12777 (build_tm_vector_builtins): New.
12778 (build_common_builtin_nodes): Call it.
12780 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12782 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12783 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12785 2016-01-13 Tom de Vries <tom@codesourcery.com>
12787 PR tree-optimization/69169
12788 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12789 handled_struct_type param.
12790 (create_variable_info_for, intra_create_variable_infos): Call
12791 create_variable_info_for_1 with extra arg.
12793 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12795 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12796 and "armv8.1-a+crc" entries.
12798 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12801 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12802 Change first operand predicate from register_or_constm1_operand
12803 to register_operand.
12804 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12805 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12806 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12807 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12808 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12809 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12810 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12811 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12812 comparison with constm1_rtx from vec_prefetch_gen part.
12814 2016-01-13 Richard Biener <rguenther@suse.de>
12816 PR tree-optimization/69013
12817 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12818 Exchange assert for a test.
12820 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12823 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12825 2016-01-13 Richard Biener <rguenther@suse.de>
12827 PR tree-optimization/69242
12828 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12829 assert with a check.
12831 2016-01-13 Richard Biener <rguenther@suse.de>
12833 PR tree-optimization/69186
12834 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12835 Properly guard vect_update_misalignment_for_peel call.
12837 2016-01-12 Jeff Law <law@redhat.com>
12839 PR tree-optimization/pr67755
12840 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12841 "need_profile_correction".
12842 (thread_block_1): Initialize new field to false by default. If we
12843 have multiple thread paths through a common joiner to different
12844 final targets, then set new field to true.
12845 (compute_path_counts): Only do count adjustment when it's really
12848 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12850 * doc/invoke.texi (Spec Files): Move section down in file, past
12851 all command-line option descriptions.
12853 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12855 PR middle-end/54809
12856 * doc/gty.texi: Remove documentation of mark_hook.
12857 * gengtype.c (struct write_types_data): Remove code to support
12858 mark_hook attribute.
12859 (walk_type): Likewise.
12860 (write_func_for_structure): Likewise.
12862 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12864 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12865 Directory Options, and -specs= to Overall Options.
12866 (Overall Options): Adjust similarly. Reorder to group related
12867 options together. Make -specs= cross-reference the spec file details.
12868 (Directory Options): Adjust similarly.
12870 2016-01-12 Jeff Law <law@redhat.com>
12872 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12874 2016-01-12 Olivier Hainque <hainque@adacore.com>
12876 * gcc.c (spec_undefvar_allowed): New global.
12877 (process_command): Set to true when running for --version or --help,
12879 (getenv_spec_function): When the variable is not defined, use the
12880 variable name as the variable value if we're allowed not to issue
12883 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12885 PR tree-optimization/68911
12886 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12887 information computed for expression "init + nit * step".
12889 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12891 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12892 about name of GCC executable. Remove deleted node from menu.
12893 (Directory Options) <-B>: Remove cross-reference to deleted node.
12894 (Target Options): Delete section.
12896 2016-01-12 Christian Bruel <christian.bruel@st.com>
12899 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12900 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12902 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12905 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12906 aligned_mem is properly set for AVX512-VL floating point masked
12910 * ifcvt.c (cond_exec_process_if_block): When removing the last
12911 insn from then_bb, remove also any possible barriers that follow it.
12913 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12917 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12918 (PTRDIFF_TYPE): Likewise.
12919 (WCHAR_TYPE): Likewise.
12920 (WCHAR_TYPE_SIZE): Likewise.
12921 (STDINT_LONG32): Likewise.
12923 2016-01-12 Richard Biener <rguenther@suse.de>
12925 PR tree-optimization/69053
12926 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12927 convert initial value for cond reductions.
12929 2016-01-12 Richard Biener <rguenther@suse.de>
12931 PR tree-optimization/69007
12932 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12933 widen_sum after dot_prod and sad.
12935 2016-01-12 Richard Biener <rguenther@suse.de>
12937 PR tree-optimization/69168
12938 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12939 pattern stmt SLP type.
12940 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12941 end up unused so cope with that case.
12943 2016-01-12 Richard Biener <rguenther@suse.de>
12945 PR tree-optimization/69157
12946 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12947 stmts def type only during analyze phase.
12948 (vectorizable_call): Likewise.
12949 (vectorizable_simd_clone_call): Likewise.
12950 (vectorizable_conversion): Likewise.
12951 (vectorizable_assignment): Likewise.
12952 (vectorizable_shift): Likewise.
12953 (vectorizable_operation): Likewise.
12954 (vectorizable_store): Likewise.
12955 (vectorizable_load): Likewise.
12957 2016-01-12 Richard Biener <rguenther@suse.de>
12959 PR tree-optimization/69174
12960 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12962 (vectorizable_load): Properly compute the number of loads needed
12963 for permuted strided SLP loads and do not spuriously assign
12964 to SLP_TREE_VEC_STMTS.
12966 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12968 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12969 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12970 (MD_EXEC_PREFIX): Remove.
12971 (MD_STARTFILE_PREFIX) Removee.
12972 (FILE_NAME_ABSOLUTE_P): Remove.
12973 (CPP_SPEC): Do not read macros from sys/version.h.
12974 (LINK_COMMAND_SPEC): Remove.
12975 (LOCAL_INCLUDE_DIR): Remove.
12976 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12977 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12978 (POST_LINK_SPEC): Define to invoke stubify after linker
12979 (LIBSTDCXX): Remove define
12980 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12981 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12982 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12983 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12984 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12985 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12986 (i386_djgpp_asm_named_section): Add propotype of new procedure
12988 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12989 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12990 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
12991 in config/i386/djgpp.h).
12992 (STANDARD_STARTFILE_PREFIX_2): Define identical to
12993 STANDARD_STARTFILE_PREFIX_1.
12994 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
12995 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
12996 installation errors.
12997 (MAX_OFILE_ALIGNMENT): Define to 128.
12998 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
13000 * config/i386/djgpp.c: New file. Add implementation of
13001 i386_djgpp_asm_named_section.
13003 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
13005 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
13006 Add rule for building djgpp.o.
13008 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13010 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
13011 (rtx_is_swappable_p): Reductions are swappable.
13012 (insn_is_swappable_p): V2DF reductions are swappable.
13014 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
13016 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
13017 reloads for other unsupported memory operands.
13019 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13020 Jim Wilson <jim.wilson@linaro.org>
13023 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
13024 copy_to_mode_reg instead of force_reg.
13026 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13029 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
13030 TARGET_80387 is true.
13032 2016-01-11 Jakub Jelinek <jakub@redhat.com>
13035 * lra-eliminations.c (move_plus_up): Only move plus up
13036 if subreg of the constant can be simplified into constant
13037 and use the simplified subreg of the constant instead of
13038 the original constant.
13040 * fold-const.c (fold_convertible_p): Don't return true
13041 for conversion of VECTOR_TYPE to same sized integral type.
13042 (fold_convert_loc): Fix up formatting. Fold conversion of
13043 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
13044 instead of NOP_EXPR.
13046 PR tree-optimization/69214
13047 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
13048 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
13051 PR tree-optimization/69207
13052 * tree-vect-slp.c (vect_get_constant_vectors): For
13053 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13054 fold_convertible_p to vector_type's element type, and always
13055 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13057 2016-01-11 Richard Biener <rguenther@suse.de>
13059 PR tree-optimization/69173
13060 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13061 fixup the cycle if all stmts are in a pattern.
13063 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13065 PR middle-end/68999
13066 * alias.c (base_alias_check): Move check for addresses with
13067 alignment ANDs before the call for compare_base_decls.
13068 (memrefs_conflict_p): Return -1 for different decls
13069 that went through alignment adjustments.
13071 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13073 PR rtl-optimization/68796
13074 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13075 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13076 and QImode comparisons against zero with CC_NZmode.
13077 * config/aarch64/iterators.md (short_mask): New mode_attr.
13079 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13081 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13082 (<avx512>_store<mode>_mask): Likewise.
13084 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13085 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13087 PR rtl-optimization/68841
13088 * ifcvt.c (struct noce_if_info): Add orig_x field.
13089 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13090 Don't record conflicts on to_rename if it's present.
13091 Allow memory destinations in sets.
13092 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13093 blocks, passing orig_x to the checks.
13094 (noce_process_if_block): Set if_info->orig_x appropriately.
13096 2016-01-11 Tom de Vries <tom@codesourcery.com>
13098 PR tree-optimization/69069
13099 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13101 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13103 PR rtl-optimization/68920
13104 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13105 of conditional moves for RTL if-conversion to 1 for
13106 TARGET_ONE_IF_CONV_INSN.
13107 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13108 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13109 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13110 parameter to restirct number of conditional moves for
13112 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13113 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13116 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13119 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13120 onepart vars. Fix typo in comment. Fix reversed condition in
13122 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13125 * var-tracking.c (dump_onepart_variable_differences): New.
13126 (dataflow_set_different): If a detailed dump is requested,
13127 delay early returns and dump differences between onepart
13128 variables present before and after, and added variables.
13130 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13133 * expr.c (expand_expr_real_1): For boolean vector constants
13134 with a scalar mode use const_scalar_mask_from_tree.
13135 (const_scalar_mask_from_tree): New.
13136 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13137 assigned to a mask type to handle constants.
13139 2016-01-11 Martin Jambor <mjambor@suse.cz>
13142 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13143 useless parameters if we cannot change function signature.
13145 2016-01-11 Martin Jambor <mjambor@suse.cz>
13148 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13151 2016-01-11 Tom de Vries <tom@codesourcery.com>
13153 PR tree-optimization/69109
13154 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13157 2016-01-11 Tom de Vries <tom@codesourcery.com>
13159 PR tree-optimization/69108
13160 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13161 res is not used in a phi.
13163 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13166 * common.opt (frandom-seed): Fix parameter name.
13167 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13169 2016-01-11 Tom de Vries <tom@codesourcery.com>
13171 PR tree-optimization/69058
13172 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13175 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13177 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13178 (mcode-density): Likewise.
13180 2016-01-10 Tom de Vries <tom@codesourcery.com>
13182 PR tree-optimization/69062
13183 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13184 (parallelize_loops): Don't paralelize loop that has phi with address
13187 2016-01-10 Tom de Vries <tom@codesourcery.com>
13189 PR tree-optimization/69039
13190 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13193 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13195 PR middle-end/68743
13196 * match.pd: Require target has function_c99_misc before doing
13197 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13199 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13201 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13203 * configure: Regenerate.
13205 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13207 PR middle-end/50865
13208 PR tree-optimization/69097
13209 * fold-const.h (expr_not_equal_to): New prototype.
13210 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13211 (expr_not_equal_to): New function.
13212 * match.pd (X % -Y is the same as X % Y): Don't optimize
13213 unless X is known not to be equal to minimum or Y is known
13214 not to be equal to -1.
13215 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13216 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13217 (simplify_stmt_using_ranges): Adjust caller.
13218 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13219 substitute_and_fold.
13221 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13223 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13226 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13228 PR tree-optimization/69167
13229 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13230 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13232 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13234 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13235 Richard Biener <rguenther@suse.de>
13237 PR tree-optimization/68707
13238 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13239 instances that can be handled via vect_load_lanes.
13241 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13243 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13244 if we can't determine address equivalence.
13245 * alias.c (compare_base_decl): Update for changed return value of
13246 symtab_node::equal_address_to.
13248 2016-01-08 Jason Merrill <jason@redhat.com>
13252 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13253 * expr.c (store_field): Not here.
13254 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13255 call with TREE_ADDRESSABLE type.
13256 * tree-cfg.c (verify_gimple_call): Adjust.
13258 2016-01-08 Olivier Hainque <hainque@adacore.com>
13260 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
13263 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13265 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
13266 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
13267 (reduc_smin_v2sf): Rename to...
13268 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
13269 (reduc_splus_v2sf): Rename to...
13270 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
13272 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13274 PR tree-optimization/69162
13275 * gimplify.c (gimplify_va_arg_expr): Encode original type of
13276 valist argument in another argument.
13277 (gimplify_modify_expr): Adjust for the above change. Cleanup.
13278 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
13279 to determine the va_list type, build a MEM_REF instead of
13280 build_fold_indirect_ref.
13282 PR tree-optimization/69172
13283 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
13286 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
13288 PR tree-optimization/67781
13289 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
13290 and cmpnop in two steps: first the ones not accessed in original
13291 gimple expression in a endian independent way and then the ones not
13292 accessed in the final result in an endian-specific way.
13294 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13296 PR tree-optimization/69083
13297 * tree-vect-slp.c (vect_get_constant_vectors): For
13298 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
13299 element type. If op is fold_convertible_p to vector_type's element
13300 type, use NOP_EXPR instead of VCE.
13302 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
13304 PR rtl-optimization/67778
13305 PR rtl-optimization/68634
13306 PR rtl-optimization/68909
13307 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
13308 block from the stack until done with it. Remove a superfluous
13309 bitmap set. Remove a superfluous bitmap test.
13311 2016-01-07 Martin Sebor <msebor@redhat.com>
13314 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
13315 constraint on the type of arguments.
13317 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
13319 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
13320 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
13321 unaligned_access on the gcc_options set.
13322 * config/arm/arm.c (arm_option_override_internal): Use
13323 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
13325 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13328 * config/i386/i386.c (ix86_frame_pointer_required): Enable
13329 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
13331 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13334 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13337 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13338 depending on frame_pointer_needed before remaining integer and SSE
13339 registers are saved.
13341 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
13344 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
13346 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
13349 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
13350 Use the "xBm" constraint.
13351 (float<sseintvecmodelower><mode>2<mask_name><round_name):
13353 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
13354 (sse_cvtsi2ssq<round_name>): Likewise.
13355 (sse_cvtss2si<round_name>): Likewise.
13356 (sse_cvtss2siq<round_name>): Likewise.
13357 (sse2_cvtsi2sdq<round_name>): Likewise.
13358 (sse2_cvtsd2si<round_name>): Likewise.
13359 (sse2_cvtsd2siq<round_name>): Likewise.
13360 * config/i386/subst.md (round_nimm_scalar_predicate): New
13363 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
13365 PR middle-end/67639
13366 * varasm.c (make_decl_rtl): Mark invalid register vars as
13369 PR rtl-optimization/66206
13370 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
13371 All callers changed.
13373 2016-01-07 Jakub Jelinek <jakub@redhat.com>
13375 PR tree-optimization/69141
13376 * tree-ssa-pre.c: Include langhooks.h.
13377 (eliminate_dom_walker::before_dom_children): Use
13378 lang_hooks.decl_printable_name instead of
13379 cgraph_node::get ()->name ().
13381 PR middle-end/68960
13382 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
13383 it and DECL_ALIGN too.
13385 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
13387 * config/mips/mips-ftypes.def: Sort to lexicographical order.
13389 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13392 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13393 depending on frame_pointer_needed before remaining integer and SSE
13394 registers are saved.
13396 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13398 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13399 mode iterator with VSX_M2.
13400 (*p9_vecstore_<mode>): Likewise.
13401 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13402 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13403 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13404 (define_split for VSX_LE128 stores): Likewise.
13405 (define_peephole2 for TImode LE swaps): Likewise.
13406 (define_split for VSX_LE128 post-reload stores): Likewise.
13408 2016-01-06 Marek Polacek <polacek@redhat.com>
13411 * convert.c (convert_to_integer_1): Adjust call to
13412 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13413 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13414 EXPR instead of ARG.
13415 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13417 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13420 * doc/extend.texi (RL78 Variable Attributes): New section.
13422 2016-01-05 Marek Polacek <polacek@redhat.com>
13425 * builtins.c (get_memmodel): Use expansion point location rather than
13426 the input location. Call warning_at rather than warning.
13427 (expand_builtin_atomic_compare_exchange): Likewise.
13428 (expand_builtin_atomic_load): Likewise.
13429 (expand_builtin_atomic_store): Likewise.
13430 (expand_builtin_atomic_clear): Likewise.
13432 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13435 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13436 Replace nonimmediate_operand with vector_operand.
13437 * config/i386/predicates.md (vector_operand): New predicate.
13438 (general_vector_operand): Replace nonimmediate_operand with
13440 * config/i386/sse.md: Replace nonimmediate_operand with
13441 vector_operand and m constraint with Bm constraint on SSE
13442 patterns with 16-byte memory operand.
13443 * config/i386/subst.md (round_nimm_predicate): Replace
13444 nonimmediate_operand with vector_operand.
13445 (round_saeonly_nimm_predicate): Likewise.
13446 (round_saeonly_nimm_scalar_predicate): New.
13448 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13451 * config/i386/constraints.md (Bm): New constraint.
13452 * config/i386/predicates.md (vector_memory_operand): New
13454 * config/i386/sse.md: Replace xm with xBm in plusminus and
13455 any_logic patterns.
13457 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13460 * doc/extend.texi (V850 Function Attributes): New section.
13461 (V850 Variable Attributes): New section.
13463 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13466 * doc/extend.texi (MicroBlaze Function Attributes): Document
13467 interrupt_handler and fast_interrupt attributes.
13469 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13472 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13473 for local symbolic operands.
13474 * config/ia64/predicates.md (local_symbolic_operand64): New
13477 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13479 PR rtl-optimization/68651
13480 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13483 2016-01-05 Nathan Sidwell <nathan@acm.org>
13485 * alias.c (compare_base_decls): Use symtab_node::get.
13487 2016-01-05 Nick Clifton <nickc@redhat.com>
13490 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13491 secondary_reload_info structure.
13494 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13495 decls if weak support is available.
13497 2016-01-04 Martin Sebor <msebor@redhat.com>
13499 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13501 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13503 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13504 OPTION_MASK_P9_DFORM.
13506 * config/rs6000/constraints.md (wo constraint): New constraint for
13509 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13511 (rs6000_init_hard_regno_mode_ok): Likewise.
13513 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13516 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13517 expanders not to have constraints. Add support for ISA 3.0 xxperm
13518 instruction. Add support for fusing xxlor with xxperm.
13519 (altivec_vperm_<mode>_internal): Likewise.
13520 (altivec_vperm_v8hiv16qi): Likewise.
13521 (altivec_vperm_<mode>v16q): Likewise.
13522 (altivec_vperm_<mode>_uns): Likewise.
13523 (vperm_v8hiv4si): Likewise.
13524 (vperm_v16qiv8hi): Likewise.
13526 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13528 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13530 Update copyright years.
13532 * gcc.c (process_command): Update copyright notice dates.
13533 * gcov-dump.c (print_version): Ditto.
13534 * gcov.c (print_version): Ditto.
13535 * gcov-tool.c (print_version): Ditto.
13536 * gengtype.c (create_file): Ditto.
13537 * doc/cpp.texi: Bump @copying's copyright year.
13538 * doc/cppinternals.texi: Ditto.
13539 * doc/gcc.texi: Ditto.
13540 * doc/gccint.texi: Ditto.
13541 * doc/gcov.texi: Ditto.
13542 * doc/install.texi: Ditto.
13543 * doc/invoke.texi: Ditto.
13545 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13547 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13548 modes larger than TImode as TImode if NEON is not enabled.
13550 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13553 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13554 mode for %f0-%f31 only if TARGET_FPU.
13556 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13559 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13560 to compute the PACKED_P predicate.
13561 (function_arg_record_value): Minor tweaks.
13563 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13565 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13566 option for arm*-*-* targets.
13568 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13570 * doc/extend.texi (Common Function Attributes): Move docs for
13571 MSP430-specific attributes to....
13572 (MSP430 Function Attributes): ...here. Delete the redundant
13573 entries and copy-edit the remaining text.
13574 (MSP430 Variable Attributes): Use uniform format for index
13575 entries and add a cross-reference to the corresponding function
13578 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13580 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13582 (x86 Options): Likewise.
13584 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13588 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13589 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13590 to corresponding attribute.
13592 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13594 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13595 to correct alphabetization of table. Copy-edit and correct
13597 <stack_protect>: Likewise.
13598 <target_clones>: Likewise.
13600 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13601 Correct punctuation.
13602 (Code Gen Options) <-fno-plt>: Copy-edit.
13604 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13607 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13608 SI values. Explicitly convert SI to DI and vice-versa.
13610 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13612 PR tree-optimization/69070
13613 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13614 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13617 * ubsan.c (ubsan_instrument_float_cast): Call
13618 initialize_sanitizer_builtins.
13621 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13623 Copyright (C) 2016 Free Software Foundation, Inc.
13625 Copying and distribution of this file, with or without modification,
13626 are permitted in any medium without royalty provided the copyright
13627 notice and this notice are preserved.