1 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
3 * doc/sourcebuild.texi: New address for upstream Go repository.
5 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
8 (TARGET_ARM_V7M): Likewise.
10 2016-05-26 Jeff Law <law@redhat.com>
12 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
13 (thread_across_edge): Remove calls to find_jump_threads_backwards.
14 * passes.def: Add jump threading passes before DOM/VRP.
15 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
16 argument to a basic block from an edge. Remove tests which are
18 (pass_data_thread_jumps, class pass_thread_jumps): New.
19 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
20 (make_pass_thread_jumps): Likewise.
21 * tree-pass.h (make_pass_thread_jumps): Declare.
23 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
25 * config/visium/visium-protos.h (split_double_move): Rename into...
26 (visium_split_double_move): ...this.
27 (visium_split_double_add): Declare.
28 * config/visium/visium.c (split_double_move): Rename into...
29 (visium_split_double_move): ...this.
30 (visium_split_double_add): New function.
31 (visium_expand_copysign): Renumber operands for consistency.
32 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
33 (DFmode move splitter): Likewise.
34 (*addi3_insn): Split by means of visium_split_double_add.
35 (*adddi3_insn_flags): Delete.
36 (*plus_plus_sltu<subst_arith>): New insn.
37 (*subdi3_insn): Split by means of visium_split_double_add.
38 (subdi3_insn_flags): Delete.
39 (*minus_minus_sltu<subst_arith>): New insn.
40 (*negdi2_insn): Split by means of visium_split_double_add.
41 (*negdi2_insn_flags): Delete.
43 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
45 * configure.ac: Treat a --with-headers option without argument
46 the same as the default (i.e. consult sys-include directory).
47 * configure: Regenerate.
49 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
51 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
52 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
54 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
55 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
57 2016-05-27 Jiong Wang <jiong.wang@arm.com>
60 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
61 tree-stdarg analysis results.
62 (aarch64_setup_incoming_varargs): Likewise.
64 2016-05-27 Jiong Wang <jiong.wang@arm.com>
66 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
67 va_list_gpr_counter_field and va_list_fpr_counter_field.
69 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
72 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
73 * config/aarch64/aarch64.c
74 (aarch64_cannot_change_mode_class): Remove function.
75 * config/aarch64/aarch64-protos.h
76 (aarch64_cannot_change_mode_class): Remove.
78 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
80 * cfgloop.c (record_niter_bound): Record likely upper bounds.
81 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
82 get_likely_max_loop_iterations_int): New.
83 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
84 any_likely_upper_bound.
85 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
87 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
88 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
90 (unroll_loop_constant_iterations): Likewise.
91 (unroll_loop_runtime_iterations): Likewise.
92 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
93 * lto-streamer-out.c (output_cfg): Likewise.
94 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
96 (canonicalize_loop_induction_variables): Dump likely upper bounds.
97 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
98 (likely_max_loop_iterations): New.
99 (likely_max_loop_iterations_int): New.
100 (likely_max_stmt_executions): New.
101 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
102 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
103 likely_max_stmt_executions): Declare.
105 2016-05-27 Marek Polacek <polacek@redhat.com>
108 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
110 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
112 * config/s390/s390.md (2x risbg splitters): Use
113 reg_overlap_mentioned_p instead of rtx_equal_p.
115 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
117 * combine.c (make_compound_operation): Take known zero bits into
118 account when checking for possible zero_extend.
120 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
122 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
123 Use const_int_operand for operand 2 predicate. Simplify expand code
126 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
129 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
132 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
134 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
135 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
136 that returns CC_SESWPmode and CC_ZESWPmode.
137 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
139 (aarch64_rtx_costs): Likewise.
141 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
143 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
144 for ISA 3.0 min/max support.
145 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
146 conditional move support.
147 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
148 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
150 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
151 conditional moves where the comparison type is different from move
153 (fp_minmax): New code iterator for smin/smax.
154 (minmax): New code attributes for min/max.
156 (smax<mode>3): Combine min, max insns into one insn using the
157 fp_minmax code iterator. Add support for ISA 3.0 min/max
158 instructions that don't need -ffast-math.
159 (s<minmax><mode>3): Likewise.
160 (smax<mode>3_vsx): Likewise.
161 (smin<mode>3): Likewise.
162 (s<minmax><mode>3_vsx): Likewise.
163 (smin<mode>3_vsx): Likewise.
164 (pre-VSX min/max splitters): Likewise.
165 (s<minmax><mode>3_fpr): Likewise.
166 (movsfcc): Rewrite floating point conditional moves to combine
167 SFmode/DFmode into a single insn.
168 (mov<mode>cc): Likewise.
170 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
171 SFDF2 iterators to handle all combinations.
172 (fseldfsf4): Likewise.
173 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
174 (fseldfdf4): Likewise.
175 (fselsfdf4): Likewise.
176 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
177 comparison instructions that set a 0/-1 mask, and use it for
178 floating point conditional move via XXSEL.
179 (fpmask<mode>): Likewise.
180 (xxsel<mode>): Likewise.
181 * config/rs6000/predicates.md (min_max_operator): Delete, no
183 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
184 instructions that generate a 0/-1 mask for use with XXSEL.
185 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
186 say whether floating point min/max is available, either through
187 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
188 (TARGET_MINMAX_DF): Likewise.
190 2016-05-27 Alan Modra <amodra@gmail.com>
192 PR rtl-optimization/71275
193 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
194 for update_equiv_regs and combine_and_move_insns.
196 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
198 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
199 if_then_else or cond RTXes to calculate attribute value.
200 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
201 <attr "length_immediate>: Ditto.
202 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
203 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
204 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
205 <attr "type">: Ditto.
206 <attr "prefix_data16">: Ditto.
207 <attr "prefix_extra">: Ditto.
208 <attr "length_immediate">: Ditto.
209 <attr "prefix">: Ditto.
210 (vec_set<mode>_0) <attr "isa">: Ditto.
211 <attr "prefix_extra">: Ditto.
212 <attr "length_immediate">: Ditto.
213 <attr "prefix">: Ditto.
214 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
215 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
216 (sse2_storelpd) <attr "prefix_data16">: Ditto.
217 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
218 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
219 <attr "length_immediate">: Ditto.
220 <attr "prefix">: Ditto.
221 (sse2_movsd) <attr "length_immediate">: Ditto.
222 <attr "prefix">: Ditto.
223 (vec_concatv2df) <attr "isa">: Ditto.
224 <attr "prefix">: Ditto.
225 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
226 (*vec_extractv2di_1) <attr "isa">: Ditto.
227 <attr "type">: Ditto.
228 <attr "length_immediate">: Ditto.
229 <attr "prefix_rex">: Ditto.
230 <attr "prefix_extra">: Ditto.
231 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
232 <attr "prefix_extra">: Ditto.
233 <attr "length_immediate">: Ditto.
234 (vec_concatv2di) <attr "isa">: Ditto.
235 <attr "prefix_extra">: Ditto.
236 <attr "length_immediate">: Ditto.
237 <attr "prefix">: Ditto.
239 2016-05-26 Martin Liska <mliska@suse.cz>
241 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
243 (operator+): Likewise.
244 (operator-): Likewise.
245 (comp_cost::operator+=): Likewise.
246 (comp_cost::operator-=): Likewise.
247 (comp_cost::operator/=): Likewise.
248 (comp_cost::operator*=): Likewise.
249 (operator<): Likewise.
250 (operator==): Likewise.
251 (operator<=): Likewise.
253 (infinite_cost_p): Likewise.
254 (add_costs): Likewise.
255 (sub_costs): Likewise.
256 (compare_costs): Likewise.
257 (set_group_iv_cost): Use the newly introduced functions.
258 (get_address_cost): Likewise.
259 (get_shiftadd_cost): Likewise.
260 (force_expr_to_var_cost): Likewise.
261 (split_address_cost): Likewise.
262 (ptr_difference_cost): Likewise.
263 (difference_cost): Likewise.
264 (get_computation_cost_at): Likewise.
265 (determine_group_iv_cost_generic): Likewise.
266 (determine_group_iv_cost_address): Likewise.
267 (determine_group_iv_cost_cond): Likewise.
268 (autoinc_possible_for_pair): Likewise.
269 (determine_group_iv_costs): Likewise.
270 (cheaper_cost_pair): Likewise.
271 (iv_ca_recount_cost): Likewise.
272 (iv_ca_set_no_cp): Likewise.
273 (iv_ca_set_cp): Likewise.
274 (iv_ca_cost): Likewise.
275 (iv_ca_new): Likewise.
276 (iv_ca_dump): Likewise.
277 (iv_ca_narrow): Likewise.
278 (iv_ca_prune): Likewise.
279 (iv_ca_replace): Likewise.
280 (try_add_cand_for): Likewise.
281 (try_improve_iv_set): Likewise.
282 (find_optimal_iv_set): Likewise.
284 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
286 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
287 that internal functions will clobber all caller-saved registers.
289 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
291 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
292 Return a better case_values_threshold when optimizing.
294 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
296 * config/aarch64/aarch64-simd.md (aarch64_combinez):
297 Add ? to integer variant.
298 (aarch64_combinez_be): Likewise.
300 2016-05-26 Jakub Jelinek <jakub@redhat.com>
302 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
303 instead of x constraint.
304 (vcvtps2ph256<mask_name>): Likewise.
306 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
307 alternative. Formatting fix.
310 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
312 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
313 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
314 maybe_evex prefix instead of vex.
315 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
316 EXT_REX_SSE_REG_P (op0) case in the splitter.
318 2016-05-25 Jeff Law <law@redhat.com>
320 PR tree-optimization/71272
321 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
322 Update comments. Add test for empty path.
324 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
326 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
327 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
328 special case builtin.
329 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
330 code for ALTIVEC_BUILTIN_VEC_CMPNE.
331 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
332 for __builtin_vec_cmpne.
334 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
336 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
337 redundant test and bail out if the type of the new operand is not
338 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
340 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
342 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
343 (x_ix86_target_flags_explicit): Remove.
344 * config/i386/i386.c (ix86_function_specific_save): Do not copy
345 x_ix86_target_flags_explicit.
346 (ix86_function_specific_restore): Ditto.
348 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
349 H.J. Lu <hongjiu.lu@intel.com>
352 * common/config/i386/i386-common.c
353 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
354 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
355 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
356 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
357 (-mgeneral-regs-only): Add new option.
358 * config/i386/i386.c (ix86_option_override_internal): Don't enable
359 x87 instructions if only general registers are allowed.
360 (ix86_target_string): Add ix86_flags argument. Handle additional
361 flags options through ix86_flags argument. Update all callers.
362 * doc/invoke.texi: Document -mgeneral-regs-only.
364 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
366 PR rtl-optimization/66940
367 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
368 decrementing desired_val will not overflow before performing these
371 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
373 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
374 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
375 * config/i386/i386.c (enum ix86_builtins): Add
376 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
377 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
378 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
379 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
380 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
381 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
382 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
383 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
384 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
385 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
386 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
387 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
388 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
389 __builtin_ia32_cvtps2dq512_mask.
390 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
391 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
392 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
394 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
396 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
397 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
399 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
400 (avx512f_vec_pack_sfix_v8df): New define_expand.
401 (avx512f_roundpd512): Rename to ...
402 (avx512f_round<castmode>512): ... this. Change iterator.
403 (avx512f_roundps512_sfix): New define_expand.
404 (round<mode>2_sfix): Change iterator.
406 2016-05-25 Nick Clifton <nickc@redhat.com>
408 * config/msp430/msp430.c (msp430_attr): Produce an error if a
409 static interrupt handler is detected.
410 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
411 default linker script.
412 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
413 the low part of a symbolic pointer.
415 2016-05-25 Richard Biener <rguenther@suse.de>
417 PR tree-optimization/71261
418 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
419 interesting stmt instead of immediate uses when looking
420 for the use operand to replace.
422 2016-05-25 Martin Liska <mliska@suse.cz>
424 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
426 2016-05-25 Richard Biener <rguenther@suse.de>
428 PR tree-optimization/71264
429 * tree-vect-stmts.c (vect_init_vector): Properly deal with
432 2016-05-25 Martin Liska <mliska@suse.cz>
434 PR tree-optimization/71239
435 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
436 if DECL_SIZE is NULL.
438 2016-05-25 Richard Biener <rguenther@suse.de>
440 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
441 * tree-if-conv.c (pass_data_if_conversion): Use it.
443 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
445 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
446 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
447 * varpool.c (varpool_node::get_availability): Likewise.
449 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
451 * config/rs6000/altivec.md (VNEG iterator): New iterator for
452 VNEGW/VNEGD instructions.
453 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
454 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
455 support for ISA 3.0 VNEGW/VNEGD instructions.
457 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
459 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
460 pointers inside OACC_DATA regions.
461 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
462 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
463 (gimplify_adjust_omp_clauses): Fix typo in comment.
465 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
467 * config/rs6000/altivec.md (VParity): New mode iterator for vector
468 parity built-in functions.
469 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
471 (p9v_parity<mode>2): Likewise.
472 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
474 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
475 (parity<mode>2): ISA 3.0 expander for vector parity.
476 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
478 (BU_P9_64BIT_MISC_0): Likewise.
479 (BU_P9_MISC_0): Likewise.
480 (BU_P9V_AV_1): Likewise.
481 (BU_P9V_AV_2): Likewise.
482 (BU_P9V_AV_3): Likewise.
483 (BU_P9V_AV_P): Likewise.
484 (BU_P9V_VSX_1): Likewise.
485 (BU_P9V_OVERLOAD_1): Likewise.
486 (BU_P9V_OVERLOAD_2): Likewise.
487 (BU_P9V_OVERLOAD_3): Likewise.
488 (VCTZB): Add vector count trailing zeros support.
492 (VPRTYBD): Add vector parity support.
495 (VCTZ): Add overloaded vector count trailing zeros support.
496 (VPRTYB): Add overloaded vector parity support.
497 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
498 overloaded vector count trailing zeros and parity instructions.
499 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
500 vector parity support.
501 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
502 trailing zeros support.
503 (vec_cntlz): Likewise.
504 (vec_vctzb): Likewise.
505 (vec_vctzd): Likewise.
506 (vec_vctzh): Likewise.
507 (vec_vctzw): Likewise.
508 (vec_vprtyb): Add ISA 3.0 vector parity support.
509 (vec_vprtybd): Likewise.
510 (vec_vprtybw): Likewise.
511 (vec_vprtybq): Likewise.
512 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
513 the ISA 3.0 vector count trailing zeros and vector parity built-in
516 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
518 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
519 when there is stmt_to_insert.
521 2016-05-24 Martin Sebor <msebor@redhat.com>
524 * tree.h (complete_or_array_type_p): New inline function.
526 2016-05-24 Jakub Jelinek <jakub@redhat.com>
528 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
529 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
530 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
532 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
533 Limit 1st alternative to noavx isa, split 2nd alternative into one
534 noavx and one avx alternative, use *x and Bm in the former and
535 x and m in the latter.
537 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
538 of sse4 for the first alternative, drop %v from the template
539 and d operand modifier. Split second alternative into one sse4_noavx
540 and one avx alternative, use *x instead of *v in the former and v
541 instead of *v in the latter.
542 (*sse4_1_extractps): Use noavx isa instead of * for the first
543 alternative, drop %v from the template. Split second alternative into
544 one noavx and one avx alternative, use *x instead of *v in the
545 former and v instead of *v in the latter.
546 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
547 with noavx and the last one with avx.
548 (sse4_1_phminposuw): Guard first alternative with noavx isa,
549 split the second one into one noavx and one avx alternative,
550 use *x and Bm in the former and x and m in the latter one.
551 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
554 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
555 first two alternatives to noavx, use *x instead of *v in the second
556 one, add avx alternative without *.
557 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
558 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
559 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
561 2016-05-24 Jeff Law <law@redhat.com>
563 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
564 New function, extracted from...
565 (fsm_find_control_statement_thread_paths): Here. Use the new function.
566 Allow simple copies and constant initializations in the SSA chain.
568 2016-05-24 Marek Polacek <polacek@redhat.com>
571 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
574 2016-05-24 Jakub Jelinek <jakub@redhat.com>
577 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
578 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
579 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
580 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
581 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
583 2016-05-24 Richard Biener <rguenther@suse.de>
585 PR tree-optimization/71240
586 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
589 2016-05-24 Richard Biener <rguenther@suse.de>
591 PR tree-optimization/71230
592 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
594 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
596 * tree-vectorizer.h (vectorizable_comparison): Delete.
597 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
599 * tree-vect-stmts.c (vectorizable_call): Likewise.
600 (vectorizable_simd_clone_call): Likewise.
601 (vectorizable_conversion): Likewise.
602 (vectorizable_assignment): Likewise.
603 (vectorizable_shift): Likewise.
604 (vectorizable_operation): Likewise.
605 (vectorizable_load): Likewise.
606 (vectorizable_condition): Likewise.
607 (vectorizable_store): Likewise. Assert that we don't have
609 (vectorizable_comparison): Make static. Remove redundant
611 (vect_transform_stmt): Assert that we always have an slp_node
614 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
616 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
617 operands[2] against 1 with comparison against CONST1_RTX.
618 (<shift>di3_neon): Likewise.
619 * config/arm/predicates.md (const0_operand): Replace with comparison
622 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
624 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
625 operands[2] against 1 with comparison against CONST1_RTX.
628 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
633 (define_split above *compareqi_eq0): Likewise.
634 (define_split above "prologue"): Likewise.
635 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
636 * config/arm/predicates.md (shift_operator): Likewise.
637 (shift_nomul_operator): Likewise.
638 (sat_shift_operator): Likewise.
639 (thumb1_cmp_operand): Likewise.
640 (const_neon_scalar_shift_amount_operand): Replace manual range
642 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
643 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
645 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
647 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
648 with HOST_WIDE_INT_1.
650 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
651 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
652 (arm_canonicalize_comparison): Likewise.
653 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
655 (thumb1_size_rtx_costs): Likewise.
656 (vfp_const_double_index): Replace cast of 1 to unsigned
657 HOST_WIDE_INT with HOST_WIDE_INT_1U.
658 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
660 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
661 HOST_WIDE_INT with HOST_WIDE_INT_1U.
662 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
663 HOST_WIDE_INT with HOST_WIDE_INT_1.
665 2016-05-24 Marek Polacek <polacek@redhat.com>
667 * tree-cfg.h (should_remove_lhs_p): New predicate.
668 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
669 * gimplify.c (gimplify_modify_expr): Likewise.
670 * tree-cfg.c (verify_gimple_call): Likewise.
671 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
672 * gimple-fold.c: Include "tree-cfg.h".
673 (gimple_fold_call): Use should_remove_lhs_p.
675 2016-05-24 Richard Biener <rguenther@suse.de>
677 PR tree-optimization/71253
678 * cfganal.h (control_dependences): Make robust against edge
680 (control_dependences::control_dependences): Remove edge_list argument.
681 (control_dependences::get_edge): Remove.
682 (control_dependences::get_edge_src): Add.
683 (control_dependences::get_edge_dest): Likewise.
684 (control_dependences::m_el): Make a vector of edge src/dest index.
685 * cfganal.c (control_dependences::find_control_dependence): Adjust.
686 (control_dependences::control_dependences): Likewise.
687 (control_dependences::~control_dependence): Likewise.
688 (control_dependences::get_edge): Remove.
689 (control_dependences::get_edge_src): Add.
690 (control_dependences::get_edge_dest): Likewise.
691 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
693 (perform_tree_ssa_dce): Adjust.
694 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
696 (pass_loop_distribution::execute): Adjust. Do loop destroying
697 conditional on changed.
699 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
702 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
703 return. Reindent transformation comment and mention the ARM state
706 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
709 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
710 after build_and_add_sum creates new use stmt.
712 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
714 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
715 load_lanes/grouped_load classification comes first. Don't check
716 whether the vectorization factor is a multiple of the group size
719 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
721 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
722 GROUP_GAP for single-element interleaving.
723 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
726 2016-05-24 Richard Biener <rguenther@suse.de>
730 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
731 bases which are accessed with non-invariant indices.
732 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
733 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
735 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
738 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
739 (add_to_ops_vec): Add stmt_to_insert.
740 (add_repeat_to_ops_vec): Init stmt_to_insert.
741 (insert_stmt_before_use): New.
742 (transform_add_to_multiply): Remove mult_stmt insertion and add it
744 (get_ops): Init stmt_to_insert.
745 (maybe_optimize_range_tests): Likewise.
746 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
747 (rewrite_expr_tree_parallel): Likewise.
748 (reassociate_bb): Likewise.
750 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
753 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
754 ISA 3.0 xxperm fusion alternative.
755 (altivec_vperm_v8hiv16qi): Likewise.
756 (altivec_vperm_<mode>_uns_internal): Likewise.
757 (vperm_v8hiv4si): Likewise.
758 (vperm_v16qiv8hi): Likewise.
760 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
761 Kelvin Nilsen <kelvin@gcc.gnu.org>
763 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
764 vpermr/xxpermr on ISA 3.0.
765 (altivec_expand_vec_perm_le): Likewise.
766 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
767 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
770 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
772 * config/i386/i386.h (IS_STACK_MODE): Enable for
773 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
774 SSE_FLOAT_MODE_P macros.
775 * config/i386/i386.c (ix86_preferred_reload_class): Use
776 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
777 Cleanup regclass processing for CONST_DOUBLE_P.
778 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
779 (ix86_rtx_costs): Remove redundant TARGET_80387 check
780 with IS_STACK_MODE macro.
781 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
783 (*movdf_internal): Use IS_STACK_MODE macro.
784 (*movsf_internal): Ditto.
786 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
788 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
789 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
791 2016-05-23 Jeff Law <law@redhat.com>
793 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
795 (fsm_find_control_statement_thread_paths): Call it.
797 2016-05-23 Martin Jambor <mjambor@suse.cz>
800 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
801 from_global_constant if t is not NULL.
803 2016-05-23 Marek Polacek <polacek@redhat.com>
806 * common.opt (Wswitch-unreachable): New option.
807 * doc/invoke.texi: Document -Wswitch-unreachable.
808 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
811 2016-05-23 Bin Cheng <bin.cheng@arm.com>
813 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
814 TMR_INDEX is non-NULL.
816 2016-05-23 Richard Biener <rguenther@suse.de>
818 PR tree-optimization/71230
819 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
820 (try_special_add_to_ops): ... here. Always test for single-use.
822 2016-05-23 Martin Jambor <mjambor@suse.cz>
824 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
825 default block if a PHI node in the original one would be resized.
827 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
829 PR tree-optimization/58135
830 * tree-vect-slp.c: When group size is not multiple
831 of vector size, allow splitting of store group at
834 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
836 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
838 2016-05-22 Jakub Jelinek <jakub@redhat.com>
840 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
841 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
842 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
845 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
846 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
847 v constraint instead of x and vinserti32x4 insn.
849 * config/i386/sse.md (i128vldq): New mode iterator.
850 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
851 avx512dq and avx512vl alternatives.
853 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
854 constraint, use maybe_evex prefix instead of vex.
855 (vec_dupv4sf): Use v constraint instead of x for output
856 operand except for noavx alternative, use Yv constraint
857 instead of x for input. Use maybe_evex prefix instead of vex.
858 (*vec_dupv4si): Likewise.
859 (*vec_dupv2di): Likewise.
861 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
864 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
865 (linearize_expr_tree): Call try_special_add_to_ops.
866 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
868 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
870 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
871 to computed stack_usage.
873 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
876 * config/avr/avr.md (define_expand "mov<mode>"): If the source
877 operand is subreg (symbol_ref) then move the symbol ref to register.
879 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
881 * tree.c (array_at_struct_end_p): Look through MEM_REF.
883 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
886 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
889 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
891 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
892 ranges by calling get_single_symbol and tidy up. Look more closely
893 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
895 2016-05-20 Jeff Law <law@redhat.com>
897 * bitmap.c (bitmap_find_bit): Remove useless test.
899 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
901 * function.c (thread_prologue_and_epilogue_insns): Commit the
902 insertion of the epilogue.
904 2016-05-20 Martin Jambor <mjambor@suse.cz>
906 PR tree-optimization/70884
907 * tree-sra.c (initialize_constant_pool_replacements): Do not check
908 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
909 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
910 of constant pool data as a reason for scalarization.
912 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
914 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
916 (thumb1_expand_prologue): Likewise.
918 2016-05-20 Nathan Sidwell <nathan@acm.org>
920 * config/nvptx/nptx.c (nvptx_option_override): Only set
921 flag_toplevel_reorder, if not explicitly specified. Set
922 flag_no_common, unless explicitly specified.
924 2016-05-20 David Malcolm <dmalcolm@redhat.com>
926 * calls.c (can_implement_as_sibling_call_p): Mark param
927 reg_parm_stack_space with ATTRIBUTE_UNUSED.
929 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
931 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
932 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
933 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
935 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
936 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
939 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
941 * config/nvptx/nvptx.md (sincossf3): New pattern.
943 2016-05-20 David Malcolm <dmalcolm@redhat.com>
945 * calls.c (maybe_complain_about_tail_call): New function.
946 (initialize_argument_information): Call
947 maybe_complain_about_tail_call when clearing *may_tailcall.
948 (can_implement_as_sibling_call_p): Call
949 maybe_complain_about_tail_call when returning false.
950 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
951 ensure try_tail_call is set. Call maybe_complain_about_tail_call
952 if tail-call optimization fails.
953 * cfgexpand.c (expand_call_stmt): Initialize
954 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
955 * gimple-pretty-print.c (dump_gimple_call): Dump
956 gimple_call_must_tail_p.
957 * gimple.c (gimple_build_call_from_tree): Call
958 gimple_call_set_must_tail with the value of
959 CALL_EXPR_MUST_TAIL_CALL.
960 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
961 (gimple_call_set_must_tail): New function.
962 (gimple_call_must_tail_p): New function.
963 * print-tree.c (print_node): Update printing of TREE_STATIC
964 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
965 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
966 trailing comment listing applicable flags.
967 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
969 2016-05-20 David Malcolm <dmalcolm@redhat.com>
971 * calls.c (expand_call): Move "Rest of purposes for tail call
972 optimizations to fail" to...
973 (can_implement_as_sibling_call_p): ...this new function, and
974 split into multiple "if" statements.
976 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
978 * cfgloop.h (expected_loop_iterations_unbounded,
979 expected_loop_iterations): Unconstify.
980 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
981 profile with known upper bound; return 3 when profile is absent.
982 (expected_loop_iterations): Update.
984 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
986 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
987 and get_max_loop_iterations_int.
989 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
991 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
992 realistic upper bounds here.
994 2016-05-20 Jakub Jelinek <jakub@redhat.com>
997 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
998 calls if the LHS is variable length or has addressable type.
999 If targets[0]->decl is a noreturn call with void return type and
1000 zero arguments, adjust fntype and remove lhs in that case.
1002 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
1004 PR tree-optimization/71079
1005 PR tree-optimization/71206
1006 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
1008 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1010 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
1011 (get_vec_alignment_for_array_decl): Likewise.
1012 (get_vec_alignment_for_record_decl): Likewise.
1013 (increase_alignment::execute): Move code to find alignment to
1014 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
1015 (type_align_map): New hash_map.
1017 2016-05-20 Richard Guenther <rguenther@suse.de>
1019 PR tree-optimization/29756
1020 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
1021 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
1022 * fold-const.c (operand_equal_p): Likewise.
1023 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
1024 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
1025 * tree-inline.c (estimate_operator_cost): Likewise.
1026 * tree-pretty-print.c (dump_generic_node): Likewise.
1027 * tree-ssa-operands.c (get_expr_operands): Likewise.
1028 * cfgexpand.c (expand_debug_expr): Likewise.
1029 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
1030 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
1031 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
1032 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
1033 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
1034 (execute_update_addresses_taken): Do it.
1036 2016-05-20 Richard Biener <rguenther@suse.de>
1038 PR tree-optimization/71185
1039 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
1040 register operations.
1042 2016-05-20 Richard Biener <rguenther@suse.de>
1044 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
1045 gimple_seq_add_seq_without_update.
1046 (release_bb_predicate): Assert we have no operands to free.
1047 (if_convertible_loop_p_1): Calculate post dominators later.
1048 Do not free BB predicates here.
1049 (combine_blocks): Do not recompute BB predicates.
1050 (version_loop_for_if_conversion): Save BB predicates around
1053 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1055 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
1056 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
1057 code. Ignore sibcalls on EDGE_IGNORE edges.
1058 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
1059 on edges for sibcalls that run without prologue. The rest of the
1060 function is combined from...
1061 (fix_fake_fallthrough_edge): ... this, and ...
1062 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1063 function argument, make it a local variable.
1065 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1067 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1068 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1069 for 32-bit mode and SEH for 64-bit.
1070 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1071 TARGET_64BIT_DEFAULT.
1073 2016-05-19 Ryan Burn <contact@rnburn.com>
1075 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1076 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1078 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1080 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1081 force pending loads from memory.
1083 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1085 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1086 (UNSPEC_DARN_32): New unspec constant.
1087 (UNSPEC_DARN_RAW): New unspec constant.
1088 (darn_32): New instruction.
1089 (darn_raw): New instruction.
1090 (darn): New instruction.
1091 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1092 support and documentation for this macro.
1093 (BU_P9_MISC_1): New macro definition.
1094 (BU_P9_64BIT_MISC_0): New macro definition.
1095 (BU_P9_MISC_0): New macro definition.
1096 (darn_32): New builtin definition.
1097 (darn_raw): New builtin definition.
1098 (darn): New builtin definition.
1099 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1100 RS6000_BUILTIN_0 directives to surround each occurrence of
1101 #include "rs6000-builtin.def".
1102 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1103 RS6000_BTM_64BIT flags to the returned mask, depending on
1105 (def_builtin): Correct an error in the assignments made to the
1106 debugging variable attr_string.
1107 (rs6000_expand_builtin): Add support for no-operand built-in
1109 (builtin_function_type): Remove fatal_error assertion that is no
1111 (rs6000_common_init_builtins): Add support for no-operand built-in
1113 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1115 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1117 (RS6000_BTM_64BIT): New macro definition.
1118 * doc/extend.texi: Document __builtin_darn (void),
1119 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1122 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1124 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1125 max_loop_iterations_int.
1127 2016-05-19 Marek Polacek <polacek@redhat.com>
1129 PR tree-optimization/71031
1130 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1131 condition and adjust the code a bit.
1133 2016-05-19 Martin Liska <mliska@suse.cz>
1135 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1136 auto_vec instead of vec.
1138 2016-05-19 Martin Liska <mliska@suse.cz>
1140 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1142 2016-05-19 Martin Liska <mliska@suse.cz>
1144 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1146 2016-05-19 Martin Liska <mliska@suse.cz>
1148 * ipa-pure-const.c (set_function_state): Remove an existing
1150 (remove_node_data): Do not free it as it's released
1151 in set_function_state.
1153 2016-05-19 Martin Liska <mliska@suse.cz>
1155 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1158 2016-05-19 Martin Liska <mliska@suse.cz>
1160 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1162 2016-05-19 Martin Liska <mliska@suse.cz>
1164 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1165 an auto_vec instead of re-creating it.
1167 2016-05-19 Martin Liska <mliska@suse.cz>
1169 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1170 auto_vec instead of vec.
1172 2016-05-19 Martin Liska <mliska@suse.cz>
1174 * lto-section-in.c (lto_get_section_data): Call
1175 lto_check_version with additional argument.
1176 * lto-streamer.c (lto_check_version): Add new argument.
1177 * lto-streamer.h (lto_check_version): Likewise.
1179 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1181 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1182 Don't add cost of inner memory when handling sign-extended loads.
1184 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1186 PR rtl-optimization/71148
1187 * cse.c (cse_main): Free dominance info.
1188 (rest_of_handle_cse): Don't free dominance info.
1189 (rest_of_handle_cse2): Likewise.
1190 (rest_of_handle_cse_after_global_opts): Likewise.
1192 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1195 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1196 NULL_TREE early if NEON is not available. Remove now redundant check
1197 in ARM_CHECK_BUILTIN_MODE.
1199 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1202 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1203 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1204 * doc/cpp.texi: Document new macros.
1206 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1208 PR tree-optimization/69848
1209 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1210 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1212 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1214 * function.c (thread_prologue_and_epilogue_insn): Move the
1215 "goto epilogue_done" one block later.
1217 2016-05-19 Richard Biener <rguenther@suse.de>
1219 PR tree-optimization/70729
1220 * passes.def: Move LIM pass before PRE. Remove no longer
1221 required copyprop and move first DCE out of the loop pipeline.
1223 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1226 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1227 (OBJS-libcommon-target): ...here.
1228 * opts-common.c: Include spellcheck.h.
1229 (cmdline_handle_error): Build a vec of valid options and use it
1230 to suggest provide hints for misspelled arguments.
1232 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1235 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1236 lhs if it has TREE_ADDRESSABLE type.
1238 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1241 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1242 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1244 2016-05-18 Martin Jambor <mjambor@suse.cz>
1247 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1248 input for NOP_EXPR pass-through functions.
1249 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1250 aggregate global constant VAR_DECLs in constant jump functions.
1252 2016-05-18 Martin Jambor <mjambor@suse.cz>
1255 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1256 from TREE_READONLY parameters.
1258 2016-05-18 Martin Jambor <mjambor@suse.cz>
1261 * cgraph.h (cgraph_indirect_call_info): New field
1262 guaranteed_unmodified.
1263 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1264 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1266 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1267 pass the parameter value to ipa_find_agg_cst_for_param.
1268 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1269 guaranteed_unmodified, store AA results there instead of bailing out
1271 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
1272 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
1273 (find_constructor_constant_at_offset): New function.
1274 (ipa_find_agg_cst_from_init): Likewise.
1275 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
1276 static initializers of contants, report back through a new paameter
1277 from_global_constant if that was the case.
1278 (try_make_edge_direct_simple_call): Also pass parameter value to
1279 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1281 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
1282 (ipa_read_indirect_edge_info): Likewise.
1283 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
1284 (ipa_load_from_parm_agg): Likewise.
1286 2016-05-18 Jiong Wang <jiong.wang@arm.com>
1288 PR rtl-optimization/71150
1289 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
1292 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1295 * config/rs6000/constraints.md (wE constraint): New constraint
1296 for a vector constant that can be loaded with XXSPLTIB.
1297 (wM constraint): New constraint for a vector constant of a 1's.
1298 (wS constraint): New constraint for a vector constant that can be
1299 loaded with XXSPLTIB and a vector sign extend instruction.
1300 * config/rs6000/predicates.md (xxspltib_constant_split): New
1301 predicates for wE/wS constraints.
1302 (xxspltib_constant_nosplit): Likewise.
1303 (easy_vector_constant): Add support for constants that can be
1304 loaded via XXSPLTIB.
1305 (all_ones_constant): New predicate for vector constant with all
1307 (splat_input_operand): Add support for ISA 3.0 word splat operations.
1308 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
1309 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
1310 instruction and possibly with a sign extension.
1311 (output_vec_const_move): Add support for XXSPLTIB. If we are
1312 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
1313 instead of XXLXOR/XXLORC.
1314 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
1316 (rs6000_legitimize_reload_address): Likewise.
1317 (rs6000_output_move_128bit): Use output_vec_const_move to emit
1319 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
1320 combine VSX_M and VSX_M2 into one iterator.
1322 (VSINT_84): New iterators for loading constants with XXSPLTIB.
1323 (VSINT_842): Likewise.
1324 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
1325 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
1326 XXSPLTIB instruction.
1327 (xxspltib_<mode>_nosplit): Likewise.
1328 (xxspltib_<mode>_split): New insn to load up constants with
1329 XXSPLTIB and a sign extend instruction.
1330 (vsx_mov<mode>): Replace single move that handled all vector types
1331 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
1332 moves (when -mvsx-timode is in effect) into the main vector
1333 moves. Eliminate separate moves for <VSr> <VSa>, where the
1334 preferred register class (<VSr>) is listed first, and the
1335 secondary register class (<VSa>) is listed second with a '?' to
1336 discourage use. Prefer loading 0/-1 in any VSX register for ISA
1337 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
1338 that if the register was involved in a slow operation, the
1339 clear/set operation does not wait for the slow operation to
1340 finish. Adjust the length attributes for 32-bit mode. Use
1341 rs6000_output_move_128bit and drop the use of the string
1342 instructions for 32-bit movti when -mvsx-timode is in effect. Use
1343 spacing so that the alternatives and attributes don't generate
1344 long lines, and put things in columns, so that it is easier to
1345 match up the operands and attributes with the insn alternatives.
1346 (vsx_mov<mode>_64bit): Likewise.
1347 (vsx_mov<mode>_32bit): Likewise.
1348 (vsx_movti_64bit): Fold movti into normal vector moves.
1349 (vsx_movti_32bit): Likewise.
1350 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
1352 (vsx_splat_v4si_internal): Likewise.
1353 (vsx_splat_v4sf_internal): Likewise.
1354 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
1355 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
1356 extend vector elements.
1357 (vsx_sign_extend_hi_<mode>): Likewise.
1358 (vsx_sign_extend_si_v2di): Likewise.
1359 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
1361 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
1362 constraints. Add trailing period to wL documentation.
1364 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
1367 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
1368 * tree-dfa.c (replace_abnormal_ssa_names): New function.
1369 * tree-call-cdce.c: Include tree-dfa.h.
1370 (can_guard_call_p): New function, extracted from...
1371 (can_use_internal_fn): ...here.
1372 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
1374 (shrink_wrap_one_built_in_call): Likewise.
1375 (use_internal_fn): Likewise.
1376 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
1377 and return void. Call replace_abnormal_ssa_names.
1378 (pass_call_cdce::execute): Check can_guard_call_p during the
1379 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
1380 will always change something.
1382 2016-05-18 Martin Jambor <mjambor@suse.cz>
1385 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
1386 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
1388 2016-05-18 Martin Jambor <mjambor@suse.cz>
1391 * ipa-inline.h (condition): New field size.
1392 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
1393 for comaprison and store it into the new condition.
1394 (evaluate_conditions_for_known_args): Use condition size to check
1395 access sizes for all but CHANGED conditions.
1396 (unmodified_parm_1): New parameter size_p, store access size into it.
1397 (unmodified_parm): Likewise.
1398 (unmodified_parm_or_parm_agg_item): Likewise.
1399 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
1400 (set_cond_stmt_execution_predicate): Extract access sizes and store
1402 (set_switch_stmt_execution_predicate): Likewise.
1403 (will_be_nonconstant_expr_predicate): Likewise.
1404 (will_be_nonconstant_predicate): Likewise.
1405 (inline_read_section): Stream condition size.
1406 (inline_write_summary): Likewise.
1408 2016-05-18 Richard Biener <rguenther@suse.de>
1410 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1411 condition cost to PHI cost instead of total_cost.
1413 2016-05-18 Martin Liska <mliska@suse.cz>
1416 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1419 2016-05-18 Richard Biener <rguenther@suse.de>
1421 * lto-streamer.h (LTO_major_version): Bump to 6.
1423 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1425 * function.c (make_split_prologue_seq, make_prologue_seq,
1426 make_epilogue_seq): New functions, factored out from...
1427 (thread_prologue_and_epilogue_insns): Here.
1429 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1431 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1432 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1433 of before. Add a comment.
1435 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1437 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1438 expression pointer, not pointer to the pointer.
1440 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1442 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1443 (avx2_pbroadcast<mode>): Add another alternative with v instead
1444 of x constraints in it, using <pbroadcast_evex_isa> isa.
1445 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1447 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1448 constraint x instead of v in second alternative, add avx512bw
1451 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1452 constraint x instead of v in second alternative, add avx512bw
1455 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1456 constraint x instead of v in second alternative, add avx512bw
1459 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1460 avx512bw alternative.
1462 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1464 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1466 (define_insn "*andnottf3"): Ditto.
1467 (define_insn "*<code><mode>3"/any_logic): Ditto.
1468 (define_insn "*<code>tf3"/any_logic): Ditto.
1469 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1470 operand to block AVX-512VL insn variant emit when it is not enabled.
1472 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1474 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1475 constraint fot SF mode.
1477 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1478 Kirill Yukhin <kirill.yukhin@intel.com>
1480 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1482 (define_insn "rsqrt14<mode>"): Ditto.
1483 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1484 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1485 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1486 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1487 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1489 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1490 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1491 * config/i386/i386.c (ix86_print_operand): Expand check for size
1492 override codes for Intel syntax.
1494 2016-05-18 Richard Biener <rguenther@suse.de>
1496 PR tree-optimization/71168
1497 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1498 initialization earlier.
1500 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1502 * config/aarch64/aarch64-simd.md
1503 (aarch64_reduc_plus_internal<mode>): Rename to...
1504 (reduc_plus_scal): ...This, and remove previous implementation.
1506 2016-05-18 Richard Biener <rguenther@suse.de>
1508 * passes.def: Put late dse and cd_dce in canonical order.
1510 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1512 * ipa-inline-transform.c (preserve_function_body_p): Look for
1513 first non-thunk clone.
1514 (save_function_body): Save into first non-thunk.
1515 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1517 (lto_output_node): Inline thunks don't need body in every
1519 * lto-streamer-in.c: Do not fixup thunk clones.
1520 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1522 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1525 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1528 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1529 (reassociate_bb): Call transform_add_to_multiply.
1531 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1533 * config/aarch64/aarch64.c (all_extensions): Removed unused
1536 2016-05-17 Nathan Sidwell <nathan@acm.org>
1538 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1539 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1541 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1543 PR tree-optimization/54579
1545 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1547 2016-05-17 Marek Polacek <polacek@redhat.com>
1550 * tree-inline.c (expand_call_inline): Call
1551 maybe_remove_unused_call_args.
1553 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1555 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1556 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1557 * doc/md.texi (fmin@var{m}3): Likewise.
1559 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1561 * match.pd (X & C): New transformation.
1563 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1565 * match.pd (~X & Y): New transformation.
1567 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1569 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1570 information for new SSA_NAME.
1571 (simplify_conversion_using_ranges): Get range through get_range_info
1572 instead of get_value_range.
1574 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1576 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1577 Remove inline assembly.
1578 (vmvn_s16): Likewise.
1579 (vmvn_s32): Likewise.
1580 (vmvn_u8): Likewise.
1581 (vmvn_u16): Likewise.
1582 (vmvn_u32): Likewise.
1583 (vmvnq_s8): Likewise.
1584 (vmvnq_s16): Likewise.
1585 (vmvnq_s32): Likewise.
1586 (vmvnq_u8): Likewise.
1587 (vmvnq_u16): Likewise.
1588 (vmvnq_u32): Likewise.
1589 (vmvn_p8): Likewise.
1590 (vmvnq_p16): Likewise.
1592 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1594 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1596 (vmul_n_s16): Likewise.
1597 (vmul_n_s32): Likewise.
1598 (vmul_n_u16): Likewise.
1599 (vmul_n_u32): Likewise.
1600 (vmulq_n_f32): Likewise.
1601 (vmulq_n_f64): Likewise.
1602 (vmulq_n_s16): Likewise.
1603 (vmulq_n_s32): Likewise.
1604 (vmulq_n_u16): Likewise.
1605 (vmulq_n_u32): Likewise.
1607 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1609 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1610 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1612 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1614 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1615 to *aarch64_fma4_elt_from_dup<mode>.
1616 (*aarch64_fnma4_elt_to_128df): Rename to
1617 *aarch64_fnma4_elt_from_dup<mode>.
1618 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1619 (vfms_n_f32): Likewise.
1620 (vfms_n_f64): Likewise.
1621 (vfmsq_n_f32): Likewise.
1622 (vfmsq_n_f64): Likewise.
1624 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1626 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1628 2016-05-17 Richard Biener <rguenther@suse.de>
1630 PR tree-optimization/71132
1631 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1632 Only add control dependences for blocks in the loop.
1633 (build_rdg): Adjust.
1634 (generate_code_for_partition): Return whether loop should
1635 be destroyed and delay that.
1636 (distribute_loop): Likewise.
1637 (pass_loop_distribution::execute): Record loops to be destroyed
1638 and perform delayed destroying of loops.
1640 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1643 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1645 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1647 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1649 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1652 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1653 insertion point for instructions generated by validize_mem.
1655 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1657 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1660 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1662 * config/aarch64/aarch64.c
1663 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1664 rather than a macro.
1666 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1668 * doc/invoke.texi (AArch64 Options): Various updates.
1670 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1672 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1673 into instrumentation thunks.
1674 * cif-code.def (CIF_CHKP): New.
1676 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1678 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1680 2016-05-16 Martin Jambor <mjambor@suse.cz>
1682 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1683 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1685 2016-05-16 Marek Polacek <polacek@redhat.com>
1687 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1690 2016-05-16 Martin Jambor <mjambor@suse.cz>
1693 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1694 the outlined kernel function.
1696 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1698 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1699 (ISA_HAS_DLSA): Ditto.
1701 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1703 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1705 2016-05-16 Nathan Sidwell <nathan@acm.org>
1707 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1708 (nvptx_name_replacement): Restore. Add comment.
1709 (write_fn_proto, write_fn_proto_from_insn,
1710 nvptx_output_call_insn): Restore
1711 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1713 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1715 * config/aarch64/aarch64.md
1716 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1717 (add<mode>3_compareC_imm): Likewise.
1718 (<optab>si3_uxtw): Split into register and immediate variants.
1719 (andsi3_compare0_uxtw): Likewise.
1720 (and<mode>3_compare0): Likewise.
1721 (and<mode>3nr_compare0): Likewise.
1722 (stack_protect_test_<mode>): Don't use %x for memory operands.
1724 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1726 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1728 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1730 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1731 Split integer shifts into shift_reg and bfm.
1732 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1733 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1734 (ror<mode>3_insn): Likewise.
1735 (<optab>si3_insn_uxtw): Likewise.
1736 (<optab><mode>3_insn): Change to rotate_imm.
1737 (extr<mode>5_insn_alt): Likewise.
1738 (extrsi5_insn_uxtw): Likewise.
1739 (extrsi5_insn_uxtw_alt): Likewise.
1741 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1743 * doc/tm.texi: Regenerate.
1744 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1745 (TARGET_INVALID_RETURN_TYPE): Remove.
1746 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1747 TARGET_INVALID_RETURN_TYPE.
1748 * target.def (invalid_parameter_type): Remove.
1749 (invalid_return_type): Remove.
1751 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1753 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1754 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1756 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1758 (preserve_function_body_p): No need to preserve function body
1759 * cif-codes.def (CIF_THUNK): Remove.
1760 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1762 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1764 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1766 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1768 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1771 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1773 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1774 (inline_small_functions): Do not look for function symbol when
1777 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1779 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1782 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1783 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1784 Jiong Wang <jiong.wang@arm.com>
1786 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1787 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1788 Define __ARM_FP16_ARGS when appropriate.
1789 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1791 (arm_invalid_return_type): Likewise.
1792 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1793 (TARGET_INVALID_RETURN_TYPE): Remove.
1794 (aapcs_vfp_sub_candidate): Allow HFmode.
1795 (aapcs_vfp_allocate): Add comment. Support HFmode.
1796 (aapcs_vfp_allocate_return_reg): Likewise.
1797 (struct aapcs_cp_arg_layout): Slightly reword comments for
1798 is_return_candidate and allocate_return_reg.
1799 (output_mov_vfp): Update assert.
1800 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1802 (arm_invalid_parameter_type): Remove.
1803 (amr_invalid_return_type): Remove.
1804 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1805 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1806 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1808 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1810 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1811 * config/aarch64/arch64-protos.h
1812 (aarch64_legitimize_reload_address): Remove.
1813 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1816 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1818 * configure.ac: Add ACX_NONCANONICAL_HOST.
1819 * configure: Regenerate.
1820 * Makefile.in: Set host_noncanonical.
1822 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1825 * config/i386/i386.md (*movtf_internal): Before register allocation,
1826 do not allow FP constants for CM_MEDIUM memory model, allow only
1827 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1828 (*movxf_internal): Ditto.
1829 (*movdf_internal): Ditto.
1830 (*movsf_internal): Ditto.
1832 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1834 PR rtl-optimization/67483
1835 * combine.c (make_compound_operation): Don't call extract_left_shift
1836 with negative shift amounts.
1838 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1841 * fold-const.c (fold_checksum_tree): Allow modification
1842 of TYPE_ALIAS_SET during folding.
1844 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1845 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1846 (ix86_split_to_parts): Likewise. Fix up formatting.
1848 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1850 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1851 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1854 2016-05-13 Nathan Sidwell <nathan@acm.org>
1856 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1857 (nvptx_name_replacement): Delete.
1858 (write_fn_proto, write_fn_proto_from_insn,
1859 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1860 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1861 * langhooks.c (add_builtin_funcction_common): Call
1862 targetm.mangle_decl_assembler_name.
1864 * config/nvptx/nvptx.c (write_fn_proto): Handle
1865 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1867 2016-05-13 Martin Liska <mliska@suse.cz>
1869 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1870 and PRIu64 in printf format.
1872 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1874 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1877 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1879 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1880 Change --param max-completely-peeled-times to
1881 --param max-completely-peel-times in dump file printing.
1883 2016-05-13 Richard Biener <rguenther@suse.de>
1885 PR tree-optimization/42587
1886 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1887 (find_bswap_or_nop_1): Likewise.
1888 (bswap_replace): Likewise.
1890 2016-05-13 Martin Liska <mliska@suse.cz>
1892 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1893 Initialize a variable with default value.
1895 2016-05-13 Martin Liska <mliska@suse.cz>
1897 * doc/invoke.texi: Enhance explanation of error recovery
1900 2016-05-13 Martin Liska <mliska@suse.cz>
1902 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1903 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1904 (iv_inv_expr_ent *).
1905 (struct iv_inv_expr_ent): Comment struct fields.
1906 (sort_iv_inv_expr_ent): New function.
1907 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1908 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1909 a hash_map between iv_inv_expr_ent and number of usages.
1910 (niter_for_exit): Fix coding style.
1911 (tree_ssa_iv_optimize_init): Use renamed variable.
1912 (determine_base_object): Fix coding style.
1913 (alloc_iv): Likewise.
1914 (find_interesting_uses_outside): Likewise.
1915 (add_candidate_1): Likewise.
1916 (add_standard_iv_candidates): Likewise.
1917 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1918 (prepare_decl_rtl): Fix coding style.
1919 (get_address_cost): Likewise.
1920 (get_shiftadd_cost): Likewise.
1921 (force_expr_to_var_cost): Likewise.
1922 (compare_aff_trees): Likewise.
1923 (get_expr_id): Restructure the function.
1924 (get_loop_invariant_expr_id): Renamed to
1925 get_loop_invariant_expr.
1926 (get_computation_cost_at): Replace usage of inv_expr_id with
1928 (get_computation_cost): Likewise.
1929 (determine_group_iv_cost_generic): Likewise.
1930 (determine_group_iv_cost_address): Likewise.
1931 (iv_period): Fix coding style.
1932 (iv_elimination_compare_lt): Likewise.
1933 (may_eliminate_iv): Likewise.
1934 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1936 (determine_group_iv_costs): Dump invariant expressions.
1937 (iv_ca_recount_cost): Use the newly added hash_map.
1938 (iv_ca_set_remove_invariants): Fix coding style.
1939 (iv_ca_set_add_invariants): Fix coding style.
1940 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1942 (iv_ca_set_cp): Likewise.
1943 (iv_ca_new): Initialize the newly added hash_map and remove
1944 initialization of fields.
1945 (iv_ca_free): Delete the hash_map.
1946 (iv_ca_dump): Dump invariant expressions.
1947 (iv_ca_extend): Fix coding style.
1948 (try_add_cand_for): Likewise.
1949 (create_new_ivs): Dump information about # of avg iterations and
1950 # of used invariant expressions.
1951 (rewrite_use_compare): Fix coding style.
1952 (free_loop_data): Set default value for max_inv_expr_id.
1954 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1956 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1957 returned value cse_cfg_altered computation.
1958 (rest_of_handle_cse2): Likewise.
1959 (rest_of_handle_cse_after_global_opts): Likewise.
1961 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1964 * config/arm/arm.c (arm32_output_mi_thunk): New.
1965 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1966 to split Thumb1 vs TARGET_32BIT functionality.
1967 (arm_thumb1_mi_thunk): New.
1969 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1971 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1974 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1977 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1979 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1981 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1982 (expand_builtin_trap): Emit a regular call.
1983 (set_builtin_user_assembler_name): Remove obsolete cases.
1984 * dse.c (scan_insn): Adjust.
1985 * except.c: Include calls.h.
1986 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1987 emit a regular call to setjmp.
1988 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1989 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1990 (emit_block_move_via_libcall): Delete.
1991 (block_move_fn): Delete.
1992 (init_block_move_fn): Likewise.
1993 (emit_block_move_libcall_fn): Likewise.
1994 (emit_block_op_via_libcall): New function.
1995 (set_storage_via_libcall): Tidy up and use memset builtin.
1996 (block_clear_fn): Delete.
1997 (init_block_clear_fn): Likewise.
1998 (clear_storage_libcall_fn): Likewise.
1999 (expand_assignment): Call emit_block_move_via_libcall.
2000 Do not include gt-expr.h.
2001 * expr.h (emit_block_op_via_libcall): Declare.
2002 (emit_block_copy_via_libcall): New inline function.
2003 (emit_block_move_via_libcall): Likewise.
2004 (emit_block_comp_via_libcall): Likewise.
2005 (block_clear_fn): Delete.
2006 (init_block_move_fn): Likewise.
2007 (init_block_clear_fn): Likewise.
2008 (emit_block_move_via_libcall): Likewise.
2009 (set_storage_via_libcall): Add default parameter value.
2010 * libfuncs.h (enum libfunc_index): Remove obsolete values.
2011 (abort_libfunc): Delete.
2012 (memcpy_libfunc): Likewise.
2013 (memmove_libfunc): Likewise.
2014 (memcmp_libfunc): Likewise.
2015 (memset_libfunc): Likewise.
2016 (setbits_libfunc): Likewise.
2017 (setjmp_libfunc): Likewise.
2018 (longjmp_libfunc): Likewise.
2019 (profile_function_entry_libfunc): Likewise.
2020 (profile_function_exit_libfunc): Likewise.
2021 (gcov_flush_libfunc): Likewise.
2022 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
2023 and DECL_VISIBILITY on the declaration.
2024 (init_optabs): Do not initialize obsolete libfuncs.
2025 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
2026 * tree-core.h (ECF_RET1): Define.
2027 (ECF_TM_PURE): Adjust.
2028 (ECF_TM_BUILTIN): Likewise.
2029 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
2030 (build_common_builtin_nodes): Initialize abort builtin.
2031 Add ECF_RET1 on memcpy, memmove and memset builtins.
2032 Pass final flags for alloca and alloca_with_align builtins.
2033 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
2035 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
2036 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
2037 set_storage_via_libcall and call emit_block_copy_via_libcall.
2039 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
2041 * config/i386/i386.md (*call_got_x32): Change operand 0 to
2042 DImode before it is passed to ix86_output_call_operand.
2043 (*call_value_got_x32): Ditto for operand 1.
2045 2016-05-12 Jiong Wang <jiong.wang@arm.com>
2047 PR rtl-optimization/70904
2048 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
2049 reload for wide mode.
2051 2016-05-12 Marek Polacek <polacek@redhat.com>
2054 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
2055 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
2056 * langhooks.h (incomplete_type_error): Likewise.
2057 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
2058 parameter, pass it down to incomplete_type_error.
2059 * tree.h (size_in_bytes): New inline overload.
2060 (size_in_bytes_loc): Renamed from size_in_bytes.
2062 2016-05-12 Richard Biener <rguenther@suse.de>
2064 PR tree-optimization/71059
2065 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2066 nary before looking up or entering the expression into the VN
2068 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2069 Make sure to re-use NARYs without result as inserted by
2072 2016-05-12 Richard Biener <rguenther@suse.de>
2074 PR tree-optimization/71062
2075 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2077 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2078 vars_contains_restrict if the var is a restrict tag.
2079 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2080 do not disambiguate pointers against it.
2081 (dump_points_to_solution): Re-structure and adjust for new
2082 vars_contains_restrict flag.
2083 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2085 2016-05-12 Martin Liska <mliska@suse.cz>
2087 * doc/invoke.texi: Explain connection between
2088 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2090 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2092 PR tree-optimization/71006
2093 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2094 consider COND_EXPR as a mask producer.
2096 2016-05-12 Marek Polacek <polacek@redhat.com>
2099 * opts.c (common_handle_option): Detect missing argument for --help^.
2101 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2104 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2105 when popping the PC and within an interrupt handler routine.
2106 Add missing tab to output of "ldmfd".
2107 (output_return_instruction): Output LDMFD with SP update rather
2108 than POP when returning from interrupt handler.
2110 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2112 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2113 TARGET_64BIT && TARGET_AVX512DQ.
2114 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2115 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2116 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2117 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2118 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2119 (*vec_extractv4si_zext): Add avx512dq alternative.
2120 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2121 use v instead of x constraint in other alternatives where possible.
2123 * config/i386/sse.md (sse2_loadld): Use v instead of x
2124 constraint in alternatives 0,1,4.
2126 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2127 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2128 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2131 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2132 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2133 is not emitted unless TARGET_AVX512BW.
2134 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2135 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2136 for the result operand.
2138 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2139 constraint instead of x in avx alternatives. Use maybe_evex instead
2142 * config/i386/constraints.md (Yv): New constraint.
2143 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2144 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2145 * config/i386/i386.md (avx512fvecmode): New mode attr.
2146 (*pushtf): Use v constraint instead of x.
2147 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2148 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2149 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2150 (*absnegtf2_sse): Likewise.
2151 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2152 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2153 avx512f alternatives.
2154 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2156 2016-05-12 Richard Biener <rguenther@suse.de>
2158 PR tree-optimization/71060
2159 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2160 require exact match of DR_BASE_OBJECT but only matching address and
2163 2016-05-12 Richard Biener <rguenther@suse.de>
2165 PR tree-optimization/70986
2166 * cfganal.c: Include cfgloop.h.
2167 (dfs_find_deadend): Prefer to take edges exiting loops.
2169 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2171 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2172 compile and run time.
2174 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2177 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2179 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2181 * config/i386/i386.c (legitimize_pic_address): Use
2182 copy_to_suggested_reg instead of gen_movsi.
2184 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2186 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2187 the code into quad_address_p and call it to share code with
2188 vsx_quad_dform_memory_operand.
2189 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2191 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2192 bit instead of being a separate word. Split -mpower9-dform into
2193 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2194 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2195 for the register class supporting 128-bit quad word memory offsets.
2196 (mode_supports_vsx_dform_quad): Helper function to return if the
2197 register class uses quad word memory offsets.
2198 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2199 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2200 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2201 instructions are enabled, set up the appropriate addr_masks for
2203 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2204 -mpower9-dform-scalar, instead of -mpower9-dform.
2205 (rs6000_option_override_internal): Split -mpower9-dform into two
2206 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2207 -mpower9-dform switch sets or clears both. If we are not using
2208 the LRA register allocator, do not enable -mpower9-dform-vector by
2209 default. If we are using LRA, enable -mpower9-dform-vector and
2210 -mvsx-timode if it is appropriate. Issue a warning if either
2211 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2213 (quad_address_offset_p): New helper function to return if the
2214 offset is legal for quad word memory instructions.
2215 (quad_address_p): New function to determin if GPR or vector
2216 register quad word memory addresses are legal.
2217 (mem_operand_gpr): Validate quad word address offsets.
2218 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2219 d-form (register + offset) instructions.
2220 (offsettable_ok_by_alignment): Likewise.
2221 (rs6000_legitimate_offset_address_p): Likewise.
2222 (legitimate_lo_sum_address_p): Likewise.
2223 (rs6000_legitimize_address): Likewise.
2224 (rs6000_legitimize_reload_address): Add more debug statements for
2226 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2227 d-form instructions.
2228 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2229 d-form instructions. Distinguish different cases in debug
2230 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2231 d-form instructions.
2232 (rs6000_preferred_reload_class): Likewise.
2233 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2234 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2235 of the ISA 2.06 indexed memory instructions.
2236 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2237 use them to save/restore the saved vector registers instead of
2238 using Altivec instructions.
2239 (rs6000_emit_epilogue): Likewise.
2240 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2241 (rs6000_opt_masks): Split -mpower9-dform into
2242 -mpower9-dform-scalar and -mpower9-dform-vector.
2243 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2245 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2246 ISA 3.0 vector indexed memory instructions, and fold the code into
2247 the normal mov<mode> patterns.
2248 (p9_vecstore_<mode>): Likewise.
2249 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2251 (vsx_movti_64bit): Likewise.
2252 (vsx_movti_32bit): Likewise.
2253 * config/rs6000/constraints.md (wO constraint): New constraint for
2254 ISA 3.0 vector d-form support.
2255 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2256 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2257 include -mpower9-dform-vector until we switch over to LRA.
2258 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2259 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2260 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2261 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2262 for -mpower9-dform and -mlra.
2263 * doc/md.texi (wO constraint): Document wO constraint.
2265 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2267 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2268 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2269 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2270 Move handling of non-insn arguments inline into the sole user:
2271 (output_trans_func): ...here.
2272 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
2273 in emitted function prototype.
2274 (output_internal_insn_latency_func): Ditto. Simplify.
2275 (output_internal_maximal_insn_latency_func): Ditto. Delete
2276 always-unused argument.
2277 (output_insn_latency_func): Ditto.
2278 (output_maximal_insn_latency_func): Ditto.
2280 2016-05-11 Richard Biener <rguenther@suse.de>
2282 PR tree-optimization/71055
2283 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
2284 sth with precision not equal to access size verify we don't chop
2287 2016-05-11 Richard Biener <rguenther@suse.de>
2290 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
2291 (dwarf2out_finish): Move retry_incomplete_types call ...
2292 (dwarf2out_early_finish): ... here.
2294 2016-05-11 Richard Biener <rguenther@suse.de>
2297 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
2298 if the langhook insists on it.
2299 * fold-const.c (make_bit_field_ref): Add arg for the original
2300 reference and preserve its alias-set.
2301 (decode_field_reference): Take exp by reference and adjust it
2302 to the original memory reference.
2303 (optimize_bit_field_compare): Adjust callers.
2304 (fold_truth_andor_1): Likewise.
2305 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
2307 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
2310 * cfgrtl.h (delete_insn_and_edges): Now return bool.
2311 * cfgrtl.c (delete_insn_and_edges): Likewise.
2312 * config/i386/i386.c (convert_scalars_to_vector): Remove
2314 * cse.c (cse_insn): Compute cse_cfg_altered.
2315 (delete_trivially_dead_insns): Likewise.
2316 (cse_cc_succs): Likewise.
2317 (rest_of_handle_cse): Free dominance info if required.
2318 (rest_of_handle_cse2): Likewise.
2319 (rest_of_handle_cse_after_global_opts): Likewise.
2321 2016-05-11 Alan Modra <amodra@gmail.com>
2323 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2324 abi_v4_pass_in_fpr): New functions.
2325 (rs6000_function_arg_boundary): Exclude complex IBM long double
2326 from 64-bit alignment when ABI_V4.
2327 (rs6000_function_arg, rs6000_function_arg_advance_1,
2328 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2330 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
2332 PR rtl-optimization/71028
2333 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
2334 jump with just a return in the fallthrough block if the branch
2335 block contains just a return as well.
2337 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
2339 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
2340 * match.pd ((X & Y) ^ Y): ... this.
2341 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
2342 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2344 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2346 * read-md.c (require_char_ws): New function.
2347 (read_string): Simplify using require_char_ws.
2348 (handle_constants): Likewise.
2349 (handle_enum): Likewise.
2350 (handle_file): Likewise.
2351 * read-md.h (require_char_ws): New declaration.
2352 * read-rtl.c (read_conditions): Simplify using require_char_ws.
2353 (read_mapping): Likewise.
2354 (read_rtx_code): Likewise.
2355 (read_nested_rtx): Likewise.
2357 2016-05-10 James Norris <jnorris@codesourcery.com>
2359 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
2360 if offloading is enabled and -fopenacc or -fopenmp is specified.
2361 (CRTOFFLOADEND): Likewise.
2362 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
2363 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2365 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
2367 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
2368 gotoff_operand code paths. Use copy_to_suggested_regs and
2369 expand_simple_binop where appropriate. Cleanup.
2371 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2374 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
2376 (dimode_scalar_chain::vector_const_cost): New.
2377 (dimode_scalar_chain::compute_convert_gain): Handle constants.
2378 (dimode_scalar_chain::convert_op): Likewise.
2379 (dimode_scalar_chain::convert_insn): Likewise.
2381 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2383 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
2384 unary operation, not a binary one.
2386 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2389 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
2390 calls with type casted fndecl.
2392 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2394 PR tree-optimization/70786
2395 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
2396 * calls.c (initialize_argument_information): Bind bounds
2397 with corresponding args passed by reference.
2399 2016-05-10 Jakub Jelinek <jakub@redhat.com>
2402 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
2403 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
2404 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2407 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2410 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2411 code for a zero scale factor.
2412 (vsx_xvcvdpuxds_scale): Likewise.
2414 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2416 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2417 if show_ruler_p was set on the context.
2418 (layout::show_ruler): New method.
2419 * diagnostic.h (struct diagnostic_context): Add field
2422 2016-05-10 Richard Biener <rguenther@suse.de>
2424 PR tree-optimization/71039
2425 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2426 (chk_uses): New function.
2427 (propagate_with_phi): Verify we can safely replicate the lhs of an
2428 aggregate assignment on all incoming edges.
2430 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2432 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2434 (rx_atomic_sequence): New class.
2435 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2436 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2438 (rx_atomic_sequence::rx_atomic_sequence,
2439 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2440 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2441 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2442 CTRLREG_INTB): New constants.
2443 (FETCHOP): New code iterator.
2444 (fethcop_name, fetchop_name2): New iterator code attributes.
2445 (QIHI): New mode iterator.
2446 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2447 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2448 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2450 2016-05-10 Martin Liska <mliska@suse.cz>
2452 * tree-inline.c (remap_dependence_clique): Do not remap
2453 debugging statements.
2455 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2457 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2458 ("*fixuns_truncdfdi2_z13")
2459 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2460 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2461 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2463 2016-05-10 Richard Biener <rguenther@suse.de>
2465 PR tree-optimization/70497
2466 PR tree-optimization/28367
2467 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2469 (visit_reference_op_load): ... here.
2470 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2471 with simplified BIT_FIELD_REFs.
2472 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2473 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2476 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2478 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2479 documentation comment. For BLOCK nodes, add a
2480 DW_AT_abstract_origin attribute that points to the DIE generated
2481 for the origin BLOCK.
2482 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2483 blocks from inlined functions.
2485 2016-05-10 Alan Modra <amodra@gmail.com>
2488 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2489 regrename modifying insns saving lr before __morestack call.
2490 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2491 insns restoring lr after __morestack call.
2493 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2495 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2496 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2498 * config/i386/sse.md (vec_interleave_high<mode>,
2499 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2500 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2502 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2504 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2505 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2506 parallel reassociation for power8 and forward.
2508 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2510 * config/i386/i386.md (absneg splitters with general regs): Use
2511 general_reg_operand predicate.
2512 (btsq peephole2): Use x86_64_immediate_operand to check if new
2513 value is suitable for immediate operand. Generate emitted insn
2514 using RTL expressions.
2515 (btcq peephole2): Ditto.
2516 (btrq peephole2): Ditto. Generate correct immediate operand
2519 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2521 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2524 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2526 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2527 pointer dereference.
2529 2016-05-09 Richard Biener <rguenther@suse.de>
2531 PR tree-optimization/70985
2532 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2533 op0 isn't a gimple register.
2535 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2537 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2538 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2539 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2540 (i6400_fpu_mult): New cpu units.
2541 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2542 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2543 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2544 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2545 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2546 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2547 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2548 (i6400_msa_long_float4, i6400_msa_long_float5)
2549 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2550 (i6400_msa_fdiv_sf): New reservations.
2551 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2552 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2553 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2554 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2555 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2556 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2557 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2558 (msa_short_store4, msa_long_load, msa_short_store)
2559 (msa_long_logic, msa_long_float2, msa_long_float4)
2560 (msa_long_float5, msa_long_float8, msa_long_mult)
2561 (msa_long_fdiv, msa_long_div): New reservations.
2563 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2564 Sameera Deshpande <sameera.deshpande@imgtec.com>
2565 Matthew Fortune <matthew.fortune@imgtec.com>
2566 Graham Stott <graham.stott@imgtec.com>
2567 Chao-ying Fu <chao-ying.fu@imgtec.com>
2569 * config.gcc: Add MSA header file for mips*-*-* target.
2570 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2571 (Ubv8i, Urv8): New constraints.
2572 * config/mips/mips-ftypes.def: Add function types for MSA
2574 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2575 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2576 * config/mips/mips-msa.md: New file.
2577 * config/mips/mips-protos.h
2578 (mips_split_128bit_const_insns): New prototype.
2579 (mips_msa_idiv_insns): Likewise.
2580 (mips_split_128bit_move): Likewise.
2581 (mips_split_128bit_move_p): Likewise.
2582 (mips_split_msa_copy_d): Likewise.
2583 (mips_split_msa_insert_d): Likewise.
2584 (mips_split_msa_fill_d): Likewise.
2585 (mips_expand_msa_branch): Likewise.
2586 (mips_const_vector_same_val_p): Likewise.
2587 (mips_const_vector_same_bytes_p): Likewise.
2588 (mips_const_vector_same_int_p): Likewise.
2589 (mips_const_vector_shuffle_set_p): Likewise.
2590 (mips_const_vector_bitimm_set_p): Likewise.
2591 (mips_const_vector_bitimm_clr_p): Likewise.
2592 (mips_msa_vec_parallel_const_half): Likewise.
2593 (mips_msa_output_division): Likewise.
2594 (mips_ldst_scaled_shift): Likewise.
2595 (mips_expand_vec_cond_expr): Likewise.
2596 * config/mips/mips.c (enum mips_builtin_type): Add
2597 MIPS_BUILTIN_MSA_TEST_BRANCH.
2598 (mips_gen_const_int_vector_shuffle): New prototype.
2599 (mips_const_vector_bitimm_set_p): New function.
2600 (mips_const_vector_bitimm_clr_p): Likewise.
2601 (mips_const_vector_same_val_p): Likewise.
2602 (mips_const_vector_same_bytes_p): Likewise.
2603 (mips_const_vector_same_int_p): Likewise.
2604 (mips_const_vector_shuffle_set_p): Likewise.
2605 (mips_symbol_insns): Forbid loading symbols via immediate for
2607 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2609 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2611 (mips_lx_address_p): Add support load indexed address for MSA.
2612 (mips_address_insns): Add calculation of instructions needed for
2613 stores and loads for MSA.
2614 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2615 CONST_VECTOR for MSA and let it fall through.
2616 (mips_ldst_scaled_shift): New function.
2617 (mips_subword_at_byte): Likewise.
2618 (mips_msa_idiv_insns): Likewise.
2619 (mips_legitimize_move): Validate MSA moves.
2620 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2621 calculation of costs for MSA division.
2622 (mips_split_move_p): Check if MSA moves need splitting.
2623 (mips_split_move): Split MSA moves if necessary.
2624 (mips_split_128bit_move_p): New function.
2625 (mips_split_128bit_move): Likewise.
2626 (mips_split_msa_copy_d): Likewise.
2627 (mips_split_msa_insert_d): Likewise.
2628 (mips_split_msa_fill_d): Likewise.
2629 (mips_output_move): Handle MSA moves.
2630 (mips_expand_msa_branch): New function.
2631 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2632 Reinstate 'y' modifier.
2633 (mips_file_start): Add MSA .gnu_attribute.
2634 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2636 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2637 (mips_class_max_nregs): Add register size for MSA supported mode.
2638 (mips_cannot_change_mode_class): Allow conversion between MSA
2639 vector modes and TImode.
2640 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2642 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2643 (mips_preferred_simd_mode): Add preffered modes for MSA.
2644 (mips_vector_mode_supported_p): Add MSA supported modes.
2645 (mips_autovectorize_vector_sizes): New function.
2646 (mips_msa_output_division): Likewise.
2647 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2648 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2649 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2650 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2651 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2652 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2653 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2654 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2655 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2656 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2657 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2658 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2659 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2660 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2661 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2662 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2663 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2664 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2665 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2666 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2667 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2668 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2669 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2670 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2671 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2672 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2673 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2674 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2675 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2676 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2677 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2678 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2679 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2680 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2681 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2682 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2683 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2684 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2685 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2686 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2687 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2688 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2689 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2690 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2691 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2692 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2693 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2694 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2695 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2696 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2697 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2698 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2699 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2700 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2701 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2702 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2703 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2704 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2705 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2706 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2707 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2708 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2709 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2710 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2711 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2712 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2713 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2714 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2715 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2716 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2717 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2718 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2719 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2720 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2721 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2722 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2723 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2724 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2725 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2726 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2727 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2728 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2729 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2730 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2731 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2732 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2733 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2734 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2735 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2736 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2737 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2738 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2739 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2740 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2741 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2742 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2743 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2744 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2745 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2746 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2747 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2748 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2749 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2750 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2751 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2752 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2753 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2754 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2755 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2756 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2757 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2758 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2759 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2760 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2761 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2762 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2763 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2764 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2765 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2766 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2767 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2768 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2769 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2770 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2771 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2772 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2773 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2774 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2775 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2776 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2777 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2778 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2779 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2780 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2781 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2782 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2783 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2784 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2785 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2786 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2787 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2788 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2789 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2790 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2791 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2792 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2793 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2794 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2795 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2796 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2797 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2799 (mips_get_builtin_decl_index): New array.
2800 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2801 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2802 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2803 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2804 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2806 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2808 (mips_expand_builtin_insn): Prepare operands for
2809 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2810 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2811 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2812 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2813 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2814 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2815 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2816 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2817 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2818 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2819 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2820 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2821 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2822 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2823 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2824 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2825 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2826 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2827 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2828 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2829 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2830 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2831 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2832 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2833 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2834 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2835 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2836 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2837 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2838 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2839 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2840 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2841 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2842 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2843 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2844 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2845 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2846 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2847 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2848 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2849 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2850 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2851 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2852 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2853 These are set implicitly and an error is reported if overridden.
2854 (mips_expand_builtin_msa_test_branch): New function.
2855 (mips_expand_msa_shuffle): Likewise.
2856 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2857 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2858 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2859 (mips_expand_vec_unpack): Add support for MSA.
2860 (mips_expand_vector_init): Likewise.
2861 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2862 instead of const0_rtx.
2863 (mips_msa_vec_parallel_const_half): New function.
2864 (mips_gen_const_int_vector): Likewise.
2865 (mips_gen_const_int_vector_shuffle): Likewise.
2866 (mips_expand_msa_cmp): Likewise.
2867 (mips_expand_vec_cond_expr): Likewise.
2868 * config/mips/mips.h
2869 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2870 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2872 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2873 (ISA_HAS_MSA): New macro.
2874 (UNITS_PER_MSA_REG): Likewise.
2875 (BITS_PER_MSA_REG): Likewise.
2876 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2877 (MSA_REG_FIRST): New macro.
2878 (MSA_REG_LAST): Likewise.
2879 (MSA_REG_NUM): Likewise.
2880 (MSA_REG_P): Likewise.
2881 (MSA_REG_RTX_P): Likewise.
2882 (MSA_SUPPORTED_MODE_P): Likewise.
2883 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2884 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2885 * config/mips/mips.md: Include mips-msa.md.
2886 (alu_type): Add simd_add.
2887 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2888 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2889 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2890 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2891 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2892 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2893 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2894 simd_move, simd_load, simd_store. Choose "multi" for moves
2896 (qword_mode): New attribute.
2897 (insn_count): Add instruction count for quad moves.
2898 Increase the count for MIPS SIMD division.
2899 (UNITMODE): Add UNITMODEs for vector types.
2900 (addsub): New code iterator.
2901 * config/mips/mips.opt (mmsa): New option.
2902 * config/mips/msa.h: New file.
2903 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2905 * config/mips/mti-linux.h: Likewise.
2906 * config/mips/predicates.md
2907 (const_msa_branch_operand): New constraint.
2908 (const_uimm3_operand): Likewise.
2909 (const_uimm4_operand): Likewise.
2910 (const_uimm5_operand): Likewise.
2911 (const_uimm8_operand): Likewise.
2912 (const_imm5_operand): Likewise.
2913 (aq10b_operand): Likewise.
2914 (aq10h_operand): Likewise.
2915 (aq10w_operand): Likewise.
2916 (aq10d_operand): Likewise.
2917 (const_m1_operand): Likewise.
2918 (reg_or_m1_operand): Likewise.
2919 (const_exp_2_operand): Likewise.
2920 (const_exp_4_operand): Likewise.
2921 (const_exp_8_operand): Likewise.
2922 (const_exp_16_operand): Likewise.
2923 (const_vector_same_val_operand): Likewise.
2924 (const_vector_same_simm5_operand): Likewise.
2925 (const_vector_same_uimm5_operand): Likewise.
2926 (const_vector_same_uimm6_operand): Likewise.
2927 (const_vector_same_uimm8_operand): Likewise.
2928 (par_const_vector_shf_set_operand): Likewise.
2929 (reg_or_vector_same_val_operand): Likewise.
2930 (reg_or_vector_same_simm5_operand): Likewise.
2931 (reg_or_vector_same_uimm6_operand): Likewise.
2932 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2934 * doc/invoke.texi (-mmsa): Document new option.
2936 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2938 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2939 * configure: Regenerate.
2940 * config.in: Regenerate.
2941 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2943 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2944 (ENDFILE_VTV_SPEC): Define.
2946 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2948 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2949 registers in all interrupt handlers if necessary.
2950 (rl78_option_override): Add warning.
2951 (MUST_SAVE_MDUC_REGISTERS): New macro.
2952 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2953 * config/rl78/rl78.c (check_mduc_usage): New function.
2954 (mduc_regs): New structure to hold MDUC register data.
2955 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2956 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2957 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2958 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2959 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2960 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2962 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2964 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2965 (tree-ssa-loop-niter.h): Ditto.
2966 (idx_within_array_bound, ref_within_array_bound): New functions.
2967 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2968 Factor out check on writable base object to ...
2969 (base_object_writable): ... here.
2971 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2973 * config/arm/arm.md (probe_stack): Add modes to set source
2976 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2978 * regrename.c (base_reg_class_for_rename): New static function.
2979 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2981 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2983 * cgraph.c (thunk_adjust): Export.
2984 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2985 * cgraphunit.c (thunk_adjust): Export.
2986 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2988 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2990 * tree-inline.c (expand_call_inline): Expand thunks inline.
2992 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
2995 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
2996 (*sse2_vd_cvtss2sd): Ditto.
2997 * config/i386/i386.md
2998 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
2999 Generate *sse2_vd_cvtsd2ss pattern.
3000 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
3001 Generate *sse2_vd_cvtss2sd pattern.
3003 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3005 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
3006 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
3009 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3011 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
3012 * config/sh/sh.c: Define and declare variables on first use throughout
3014 (current_function_interrupt): Change to bool type.
3015 (frame_insn): Rename to emit_frame_insn and update users.
3016 (push_regs): Use bool for 'interrupt_handler' argument.
3017 (save_schedule_s): Remove.
3018 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
3019 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
3020 targetm.asm_out.unaligned_op.di.
3021 (gen_far_branch): Remove redundant forward declaration.
3022 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
3023 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
3024 (sh_set_return_address, sh_function_ok_for_sibcall,
3025 scavenge_reg): Update comments.
3026 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
3027 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
3028 (sh_attr_renesas_p): Remove unnecessary parentheses.
3029 (branch_dest): Simplify.
3030 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
3031 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
3032 (CUMULATIVE_ARGS): Change macro to typedef.
3033 (current_function_interrupt): Change to bool type.
3034 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
3035 Surround with __cplusplus ifdef.
3036 (sh_compare_op0, sh_compare_op1): Remove.
3037 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
3039 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
3041 * config/arm/arm.md: (arch): Add neon.
3042 (arch_enabled): Return yes for arch neon when TARGET_NEON.
3043 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
3044 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
3045 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
3046 attributes for alt renumbering. Mark alt 3 as non-predicable.
3047 (thumb2_movdf_vfp): Likewise.
3049 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
3051 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
3052 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
3053 (*andqi_1): Add preferred_for_speed attribute to disparage
3054 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
3055 (*<code>qi_1): Ditto.
3056 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
3057 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
3058 (*ashlqi3_1): Ditto.
3059 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
3060 Add preferred_for_size attribute to disparage alternative 0 and
3061 preferred_for_speed attribute to disparage alternative 1 for
3062 TARGET_PARTIAL_REG_STALL targets.
3064 2016-05-07 Tom de Vries <tom@codesourcery.com>
3066 PR tree-optimization/70956
3067 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3070 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3072 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3073 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3074 * config/sh/sh.md (branch_zero): Remove define_attr.
3075 (define_delay): Disable delay slot if branch distance is one insn.
3077 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3079 * config/i386/i386.md (LEAMODE): New mode attribute.
3080 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3081 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3082 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3083 operand 2 predicate.
3084 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3085 (*lea<mode>_general_3): Ditto.
3086 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3088 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3090 * genmddump.c (main): Convert argv from char ** to const char **.
3092 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3094 * coretypes.h (OVERRIDE): New macro.
3097 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3099 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3100 allow coalescing if the types are compatible.
3102 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3104 * pass_manager.h (pass_manager::register_pass_name): New method.
3105 (pass_manager::get_pass_by_name): New method.
3106 (pass_manager::create_pass_tab): New method.
3107 (pass_manager::m_name_to_pass_map): New field.
3108 * passes.c (name_to_pass_map): Delete global in favor of field
3109 "m_name_to_pass_map" of pass_manager.
3110 (register_pass_name): Rename from a function to...
3111 (pass_manager::register_pass_name): ...this method, updating
3112 for renaming of global "name_to_pass_map" to field
3113 "m_name_to_pass_map".
3114 (create_pass_tab): Rename from a function to...
3115 (pass_manager::create_pass_tab): ...this method, updating
3116 for renaming of global "name_to_pass_map" to field.
3117 (get_pass_by_name): Rename from a function to...
3118 (pass_manager::get_pass_by_name): ...this method.
3119 (enable_disable_pass): Convert use of get_pass_by_name to
3120 a method call, locating the pass_manager singleton.
3122 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3124 * genattr-common.c (main): Convert argv from char ** to const char **.
3125 * genattr.c (main): Likewise.
3126 * genattrtab.c (main): Likewise.
3127 * genautomata.c (initiate_automaton_gen): Likewise.
3129 * gencodes.c (main): Likewise.
3130 * genconditions.c (main): Likewise.
3131 * genconfig.c (main): Likewise.
3132 * genconstants.c (main): Likewise.
3133 * genemit.c (main): Likewise.
3134 * genenums.c (main): Likewise.
3135 * genextract.c (main): Likewise.
3136 * genflags.c (main): Likewise.
3137 * genmddeps.c (main): Likewise.
3138 * genopinit.c (main): Likewise.
3139 * genoutput.c (main): Likewise.
3140 * genpeep.c (main): Likewise.
3141 * genpreds.c (main): Likewise.
3142 * genrecog.c (main): Likewise.
3143 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3144 (init_rtx_reader_args): Likewise.
3145 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3146 (init_rtx_reader_args): Likewise.
3147 * gentarget-def.c (main): Likewise.
3148 * read-md.c (read_md_files): Likewise.
3149 * read-md.h (read_md_files): Likewise.
3151 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3153 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3154 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3155 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3156 Remove unused predicate.
3157 (register_and_not_fp_reg_operand): Ditto.
3159 2016-05-06 Martin Liska <mliska@suse.cz>
3161 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3162 instead of vec as the vector is local to the function.
3164 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3166 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3167 avx512bw alternative.
3169 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3170 before the ashr<mode>3 pattern.
3172 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3173 v instead of x in vex or maybe_vex alternatives, use
3174 maybe_evex instead of vex in prefix.
3176 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3177 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3178 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3179 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3182 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3183 v instead of x in vex or maybe_vex alternatives, use
3184 maybe_evex instead of vex in prefix.
3186 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3187 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3188 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3189 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3190 alternatives, use maybe_evex instead of vex in prefix.
3192 * config/i386/sse.md (vec_interleave_lowv4sf,
3193 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3194 v instead of x in vex or maybe_vex alternatives, use
3195 maybe_evex instead of vex in prefix.
3197 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3198 v instead of x in vex or maybe_vex alternatives, use
3199 maybe_evex instead of vex in prefix.
3201 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3202 v constraint instead of x.
3204 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3206 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3207 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3210 2016-05-06 Richard Biener <rguenther@suse.de>
3212 PR tree-optimization/70948
3213 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3214 Properly clobber all fields of va_list for __builtin_va_start.
3216 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3219 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3220 loop latch destination.
3222 2016-05-06 Martin Liska <mliska@suse.cz>
3224 * tree-ssa-uninit.c: Apply manual changes
3225 to the GNU coding style.
3226 (prune_uninit_phi_opnds): Rename from
3227 prune_uninit_phi_opnds_in_unrealizable_paths.
3229 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3231 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3232 mspace): Remove deprecated options.
3233 * doc/invoke.texi (SH options): Remove -mspace.
3235 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3237 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3239 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3241 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3242 corresponding combine split pattern.
3244 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3247 * config/sh/predicates.md (long_displacement_mem_operand): New.
3248 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3249 Add movi20, movi20s alternatives. Adjust length attribute for
3251 (movsi_ie): Allow for any FPU. Adjust length attribute for
3253 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3254 attribute for alternatives.
3255 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3256 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3257 length attribute for alternatives.
3259 2016-05-06 Richard Biener <rguenther@suse.de>
3261 PR tree-optimization/70960
3262 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3264 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3267 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3268 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3270 2016-05-06 Marek Polacek <polacek@redhat.com>
3273 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3275 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3278 * config/sh/sh.md (*rotcr): Add another variant.
3280 2016-05-06 Richard Biener <rguenther@suse.de>
3283 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
3285 2016-05-06 Richard Biener <rguenther@suse.de>
3288 * fold-const.c (split_tree): Always convert to the original type
3291 2016-05-06 Richard Biener <rguenther@suse.de>
3293 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
3294 (fwprop_addr): Likewise.
3296 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3299 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
3301 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
3302 * config/i386/i386.md (push mem splitter): Use find_constant_src in
3303 the splitter condition.
3304 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
3305 the splitter condition.
3306 (FP float_extend load splitter): Ditto.
3308 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
3310 * config/i386/i386.md (peehole2 patterns): Change true_regnum
3311 to REGNO in all peephole2 patterns.
3312 (post-reload splitters): Change true_regnum to REGNO in
3313 post-reload splitters.
3314 (zero_extend splitters): Use general_reg_operand and
3315 nonimmediate_gr_operand predicates.
3317 2016-05-05 Jakub Jelinek <jakub@redhat.com>
3319 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
3320 v constraint instead of x.
3322 2016-05-05 Alan Modra <amodra@gmail.com>
3325 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3326 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
3327 TARGET_NO_FP_IN_TOC for -mrelocatable.
3328 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
3329 TARGET_RELOCATABLE test.
3330 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3331 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3332 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3333 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3334 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3335 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3336 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3337 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3338 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3339 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3341 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
3342 (rs6000_stack_info): Likewise.
3343 (rs6000_elf_asm_out_constructor): Likewise.
3344 (rs6000_elf_asm_out_destructor): Likewise.
3345 (rs6000_elf_declare_function_name): Likewise.
3346 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
3347 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
3350 2016-05-05 Alan Modra <amodra@gmail.com>
3352 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
3354 2016-05-05 Alan Modra <amodra@gmail.com>
3356 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
3357 out-of-line gpr restore for one or two regs if that would add
3360 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
3363 * config/i386/i386.md
3364 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
3365 Change to post-epilogue_completed late splitter. Use sse_reg_operand
3366 as operand 0 predicate.
3367 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
3369 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
3370 Ditto. Emit the pattern using RTX.
3372 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
3373 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
3374 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
3375 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
3377 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
3378 sse_reg_operand as operand 0 predicate.
3380 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
3381 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
3382 instead of gen_rtx_REG.
3383 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
3386 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3388 * function.c (emit_use_return_register_into_block): Delete.
3389 (gen_return_pattern): Delete.
3390 (emit_return_into_block): Delete.
3391 (active_insn_between): Delete.
3392 (convert_jumps_to_returns): Delete.
3393 (emit_return_for_exit): Delete.
3394 (thread_prologue_and_epilogue_insns): Delete all code dealing with
3395 simple_return for shrink-wrapped blocks.
3396 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
3397 end of blocks that need one.
3398 (get_unconverted_simple_return): Delete.
3399 (convert_to_simple_return): Delete.
3400 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
3401 (convert_to_simple_return): Ditto.
3403 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3405 * cfgcleanup.c (bb_is_just_return): New function.
3406 (try_optimize_cfg): Simplify jumps to return, branches to return,
3407 and branches around return.
3409 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3411 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3414 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3418 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3419 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3420 assert flags & OEP_HASH_CHECK, instead of asserting it
3421 never happens. Handle TARGET_EXPR.
3422 * fold-const.c (operand_equal_p): For hash verification,
3423 or in OEP_HASH_CHECK into flags.
3425 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3427 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3429 (compute_samebase_partition_bases): Fix typo.
3431 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3433 * config/i386/sse.md (vec_interleave_highv8sf,
3434 vec_interleave_lowv8sf, vec_interleave_highv4df,
3435 vec_interleave_lowv4df): Remove constraints from expanders.
3437 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3439 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3441 * tree-inline.c (expand_call_inline): Fix path dealing with
3442 making lhs of call statement undefined.
3444 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3446 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3447 Check availability on NODE, too.
3448 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3449 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3450 (varpool_node::call_for_symbol_and_aliase): Likewise.
3451 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3452 (propagate_pure_const): Propagate across interposable functions, too.
3453 (skip_function_for_local_pure_const): Do not skip interposable bodies
3455 (pass_local_pure_const::execute): Update.
3457 2016-05-04 Marek Polacek <polacek@redhat.com>
3459 * doc/invoke.texi: Document -Wdangling-else.
3461 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3463 * config.gcc: Error out when conflicting multilib is detected. Do not
3464 loop over multilibs since no combination is legal.
3466 2016-05-04 Alan Modra <amodra@gmail.com>
3468 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3469 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3470 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3473 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3475 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3476 Clean up p5600 comments.
3478 2016-05-04 Richard Biener <rguenther@suse.de>
3480 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3481 constructor simplifications.
3482 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3484 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3486 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3487 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3488 result.set_rtx is null instead of aborting.
3489 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3491 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3492 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3493 *mov<mode>_store_postinc): New patterns.
3495 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3497 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3498 as commutative. Check both conversions are NOP.
3499 ((A & B) OP (C & B)): Remove.
3501 2016-05-04 Alan Modra <amodra@gmail.com>
3503 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3505 2016-05-04 Alan Modra <amodra@gmail.com>
3508 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3509 when cr2,3,4 are all fixed regs.
3511 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3513 PR rtl-optimization/57193
3514 * opts.c (default_options_table): Revert OPT_frename_registers change.
3515 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3517 2016-05-03 Martin Sebor <msebor@redhat.com>
3520 * builtins.c (fold_builtin_FILE): New function.
3521 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3522 (fold_builtin_0): Call them.
3523 * gimplify.c (gimplify_call_expr): Remove the handling of
3524 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3527 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3528 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3532 * doc/extend.texi (Function Names as Strings): Update __func__,
3533 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3536 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3537 Richard Biener <rguenther@suse.de>
3539 PR tree-optimization/70916
3540 * tree-if-conv.c: Include cfganal.h.
3541 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3542 and remove_fake_exit_edges around the optimization pass.
3544 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3546 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3547 (cgraph_edge::make_direct): Likewise.
3548 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3549 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3550 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3551 (CIF_THUNK): New code.
3552 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3553 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3554 (compute_inline_parameters): Set inline_failed for thunks.
3555 (inline_analyze_function): Cleanup.
3556 * ipa-inline.c (can_inline_edge_p): Do not deal with
3557 call_stmt_cannot_inline_p.
3558 (can_early_inline_edge_p): Likewise.
3559 (early_inliner): Initialize inline_failed.
3560 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3562 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3564 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3565 from nonimm_ssenomem_operand.
3566 (nonimm_ssenomem_operand): New predicate.
3567 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3568 as operand 0 predicate.
3569 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3570 Disable unsupported alternatives using "enabled" attribute.
3571 Use register_ssemem_operand as operand 0 predicate.
3572 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3574 2016-05-03 Marek Polacek <polacek@redhat.com>
3577 * input.c (expansion_point_location): New function.
3578 * input.h (expansion_point_location): Declare.
3580 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3582 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3583 occurence with frame_offset_ ones.
3585 2016-05-03 Alan Modra <amodra@gmail.com>
3587 PR rtl-optimization/70890
3588 * ira.c (combine_and_move_insns): When moving def_insn, remove
3591 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3593 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3594 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3595 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3596 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3598 2016-05-03 Alan Modra <amodra@gmail.com>
3600 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3601 for SAVE_MULTIPLE/STORE_MULTIPLE.
3603 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3605 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3606 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3608 2016-05-03 Richard Biener <rguenther@suse.de>
3610 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3612 (gimplify_arg): Likewise.
3613 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3614 re-writing the result to a decl if required.
3615 (internal_get_tmp_var): Add allow_ssa parameter
3616 and override into_ssa with it.
3617 (get_formal_tmp_var): Adjust.
3618 (get_initialized_tmp_var): Add allow_ssa parameter.
3619 (gimplify_arg): Add allow_ssa parameter and avoid generating
3620 SSA names for the result false.
3621 (gimplify_call_expr): If the call may return twice do not
3622 gimplify parameters into SSA.
3623 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3624 (gimplify_modify_expr): Adjust assert. For noreturn calls
3625 with a SSA name LHS adjust its def.
3626 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3627 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3628 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3629 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3630 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3631 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3632 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3633 (optimize_target_teams): Do not allow SSA names for clause operands.
3634 (gimplify_expr): Likewise for where we mark the result addressable.
3635 * passes.def (pass_init_datastructures): Remove.
3636 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3637 (rewrite_stmt): Likewise.
3638 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3639 (replace_locals_op): Replace SSA names.
3640 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3641 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3642 * cgraph.c (release_function_body): Free CFG annotations only
3643 when we have a CFG. Simplify.
3644 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3645 force_gimple_operand instead of get_initialized_tmp_var.
3646 * tree-pass.h (make_pass_init_datastructures): Remove.
3647 * tree-ssa.c (execute_init_datastructures): Remove.
3648 (pass_data_init_datastructures): Likewise.
3649 (class pass_init_datastructures): Likewise.
3650 (make_pass_init_datastructures): Likewise.
3651 * omp-low.c (create_omp_child_function): Init SSA data structures.
3652 (grid_expand_target_grid_body): Likewise.
3653 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3654 name before adding it to names_to_release.
3655 (remove_bb): Always release SSA defs.
3656 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3657 before dereferencing it.
3658 * cgraphunit.c (init_lowered_empty_function): Always
3659 int SSA data structures.
3660 * tree-ssanames.c (release_defs): Remove assert that we are in
3662 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3664 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3665 Uros Bizjak <ubizjak@gmail.com>
3667 PR rtl-optimization/70467
3668 * config/i386/predicates.md (x86_64_hilo_int_operand,
3669 x86_64_hilo_general_operand): New predicates.
3670 * config/i386/constraints.md (Wd): New constraint.
3671 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3672 (general_hilo_operand): New mode attr.
3673 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3674 instead of <general_operand>.
3675 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3676 x86_64_hilo_general_operand instead of <general_operand>.
3678 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3680 PR tree-optimization/70916
3681 * tree-if-conv.c (constant_or_ssa_name): Removed.
3682 (fold_build_cond_expr): Use is_gimple_val instead of
3683 constant_or_ssa_name.
3685 PR tree-optimization/70916
3686 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3687 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3690 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3691 (optimize_atomic_bit_test_and): New function.
3692 (pass_fold_builtins::execute): Use it.
3693 * optabs.def (atomic_bit_test_and_set_optab,
3694 atomic_bit_test_and_complement_optab,
3695 atomic_bit_test_and_reset_optab): New optabs.
3696 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3697 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3698 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3699 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3700 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3701 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3702 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3703 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3704 atomic_bit_test_and_complement@var{mode},
3705 atomic_bit_test_and_reset@var{mode}): Document.
3706 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3707 atomic_bit_test_and_complement<mode>,
3708 atomic_bit_test_and_reset<mode>): New expanders.
3709 (atomic_bit_test_and_set<mode>_1,
3710 atomic_bit_test_and_complement<mode>_1,
3711 atomic_bit_test_and_reset<mode>_1): New insns.
3713 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3715 PR rtl-optimization/70687
3716 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3717 instead of unsigned HOST_WIDE_INT.
3719 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3721 PR rtl-optimization/44281
3722 * hard-reg-set.h (struct target_hard_regs): New field
3723 x_fixed_nonglobal_reg_set.
3724 (fixed_nonglobal_reg_set): New macro.
3725 * reginfo.c (init_reg_sets_1): Initialize it.
3726 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3728 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3730 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3732 PR tree-optimization/56541
3733 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3734 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3735 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3736 (any_complicated_phi): new static variable.
3737 (aggressive_if_conv): delete.
3738 (if_convertible_phi_p): support phis with more than two arguments.
3739 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3740 critical pred edges.
3741 (ifcvt_split_critical_edges): support phis with more than two
3742 arguments by checking new parameter. only split critical edges
3744 (tree_if_conversion): handle simd pragma marked loop using new
3745 local variable aggressive_if_conv. check any_complicated_phi.
3747 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3749 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3752 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3754 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3757 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3759 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3760 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3761 define_insn_and_split.
3762 (mulsi3_i): New define_insn_and_split.
3763 (mulsi3_call): Convert to define_insn.
3764 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3767 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3769 * machmode.h (mode_complex): Add support to give the complex mode
3771 (GET_MODE_COMPLEX_MODE): Likewise.
3772 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3773 stored by build_complex_type and gfc_build_complex_type instead of
3774 trying to figure out the appropriate mode based on the size. Raise
3775 an assertion error, if the type was not set.
3776 * genmodes.c (struct mode_data): Add field for the complex type of
3778 (blank_mode): Likewise.
3779 (make_complex_modes): Remember the complex mode created in the
3781 (emit_mode_complex): Write out the mode_complex array to map a
3782 type mode to the complex version.
3783 (emit_insn_modes_c): Likewise.
3784 * tree.c (build_complex_type): Set the complex type to use before
3785 calling layout_type.
3786 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3787 support for __float128 complex datatypes.
3788 (rs6000_hard_regno_mode_ok): Likewise.
3789 (rs6000_setup_reg_addr_masks): Likewise.
3790 (rs6000_complex_function_value): Likewise.
3791 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3792 __float128 and __ibm128 complex.
3793 (FLOAT128_IBM_P): Likewise.
3794 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3795 * doc/extend.texi (Additional Floating Types): Document that
3796 -mfloat128 must be used to enable __float128. Document complex
3797 __float128 and __ibm128 support.
3799 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3802 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3803 char/short arguments promoted to int because of promote_prototypes.
3805 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3807 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3808 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3809 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3810 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3811 alternatives using "enabled" attribute. Use register_ssemem_operand
3812 as operand 1 predicate.
3813 (*cmpi<unord>xf_i387): Split XFmode pattern from
3814 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3815 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3816 *absneg<mode>2_i387. Disable unsupported alternatives using
3817 "enabled" attribute.
3818 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3820 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3822 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3824 (oacc_loop_process): Check mask for loop termination.
3826 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3828 * cif-code.def (CIF_THUNK): Add.
3829 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3832 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3834 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3835 (dump_inline_summary): Dump it.
3836 (fp_expression_p): New predicate.
3837 (estimate_function_body_sizes): Use it.
3838 (inline_merge_summary): Merge fp_expressions.
3839 (inline_read_section): Read fp_expressions.
3840 (inline_write_summary): Write fp_expressions.
3841 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3842 codegen boundary if either caller or callee is !fp_expressions.
3843 * ipa-inline.h (inline_summary): Add fp_expressions.
3844 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3845 to fp_expressions be sure the fp generation flags are updated.
3847 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3849 PR rtl-optimization/70467
3850 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3852 PR rtl-optimization/70467
3853 * ipa-pure-const.c (check_call): Handle internal calls even in
3854 ipa mode like in local mode.
3856 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3858 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3860 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3862 * match.pd (X u< X, X u> X): New transformations.
3864 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3866 * flag-types.h (enum warn_strict_overflow_code): Move ...
3867 * coretypes.h: ... here.
3868 * fold-const.h (fold_overflow_warning): Declare.
3869 * fold-const.c (fold_overflow_warning): Make non-static.
3870 (fold_comparison): Move the transformation of X +- C1 CMP C2
3871 into X CMP C2 -+ C1 ...
3872 * match.pd: ... here.
3873 * gimple-fold.c (fold_stmt_1): Protect with
3874 fold_defer_overflow_warnings.
3876 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3878 * omp-low.c (struct oacc_loop): Add 'inner' field.
3879 (new_oacc_loop_raw): Initialize it to zero.
3880 (oacc_loop_fixed_partitions): Initialize it.
3881 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3882 available partitioning.
3884 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3886 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3888 (umulsidi3): Likewise.
3889 (indirect_jump): Fix jump instruction assembly patterns.
3891 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3894 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3895 (nvptx_function_value): Assert non-NULL cfun.
3897 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3899 PR rtl-optimization/70886
3900 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3902 * cselib.h (rtx_equal_for_cselib_1): Declare.
3903 (rtx_equal_for_cselib_p: New inline function.
3904 * cselib.c (rtx_equal_for_cselib_p): Delete.
3905 (rtx_equal_for_cselib_1): Make public.
3907 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3909 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3910 (register_mixssei387nonimm_operand): Remove predicate.
3911 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3912 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3913 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3914 for TARGET_MIX_SSE_I387 alternatives.
3915 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3916 Disable unsupported alternatives using "enabled" attribute. Use
3917 nonimm_ssenomem_operand as operand 1 predicate. Also check
3918 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3920 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3922 * tree.c (cst_and_fits_in_hwi): Simplify.
3924 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3926 * tree.h (wi::to_wide): New function.
3927 * expr.c (expand_expr_real_1): Use wi::to_wide.
3928 * fold-const.c (int_const_binop_1): Likewise.
3929 (extract_muldiv_1): Likewise.
3931 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3933 * wide-int.h: Update offset_int and widest_int documentation.
3934 (WI_SIGNED_SHIFT_RESULT): New macro.
3935 (wi::binary_shift): Define signed_shift_result_type for
3936 shifts on offset_int- and widest_int-like types.
3937 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3938 * tree.h (int_bit_position): Use shift operators instead of wi::
3940 * alias.c (adjust_offset_for_component_ref): Likewise.
3941 * expr.c (get_inner_reference): Likewise.
3942 * fold-const.c (fold_comparison): Likewise.
3943 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3944 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3945 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3946 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3947 (stmt_kills_ref_p): Likewise.
3948 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3949 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3950 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3951 (ao_ref_init_from_vn_reference): Likewise.
3953 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3955 * wide-int.h: Update offset_int and widest_int documentation.
3956 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3957 (wi::binary_traits): Allow ordered comparisons between offset_int and
3958 offset_int, between widest_int and widest_int, and between either
3959 of these types and basic C types.
3960 (operator <, <=, >, >=): Define for the same combinations.
3961 * tree.h (tree_int_cst_lt): Use comparison operators instead
3962 of wi:: comparisons.
3963 (tree_int_cst_le): Likewise.
3964 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3965 (fold_nonarray_ctor_reference): Likewise.
3966 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3967 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3968 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3969 * tree-sra.c (completely_scalarize): Likewise.
3970 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3971 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3972 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3973 (check_for_binary_op_overflow): Likewise.
3974 (search_for_addr_array): Likewise.
3975 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3977 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3979 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3980 (arc_save_restore): Likewise.
3981 (arc_dwarf_register_span): Likewise.
3982 (arc_output_pic_addr_const): Initialize suffix variable.
3984 2016-05-02 Martin Liska <mliska@suse.cz>
3986 * symbol-summary.h (function_summary::function_summary):
3987 Remove checking assert for all cgraph nodes.
3988 (function_summary::get): Check summary_uid.
3989 (symtab_insertion): Check summary_uid.
3991 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3993 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3994 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
3996 (arc_dwarf_register_span): Remove enum keyword.
3997 (compact_memory_operand_p): New function.
3998 * config/arc/arc.h (reg_class): Add code density register classes.
3999 (REG_CLASS_NAMES): Likewise.
4000 (REG_CLASS_CONTENTS): Likewise.
4001 * config/arc/arc.md (*movqi_insn): Add code density instructions.
4002 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
4003 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
4004 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
4005 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
4007 (h, Rcd, Rsd, Rzd): New register constraints.
4008 (T): Use compact_memory_operand_p function.
4009 * config/arc/predicates.md (compact_load_memory_operand): Remove.
4011 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4013 * config/sh/sh.md (*negnegt, *movtt): Remove.
4015 2016-05-02 Marek Polacek <polacek@redhat.com>
4016 Tom de Vries <tom@codesourcery.com>
4018 PR tree-optimization/70700
4019 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
4020 bigger than FIRST_REF_NODE.
4022 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4025 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
4027 (prepare_cbranch_operands): Don't use scratch register. Assume that
4028 function is used when pseudos can be created.
4029 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
4030 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
4031 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
4032 define_expand. Allow it only when pseudos can be created.
4033 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
4035 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
4037 * config/i386/constraints.md (BC): Only allow -1 operands.
4038 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
4039 Add "enabled" attribute. Update XI mode attribute calculation.
4040 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
4041 (*movoi_internal_avx): Update XI mode attribute calculation.
4042 (*movti_internal): Ditto.
4044 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4046 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
4047 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
4049 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
4051 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
4052 statement on instruction code. Remove trailing spaces.
4053 (altivec_expand_stv_builtin): Likewise.
4055 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4057 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
4058 (TARGET_FPU_DOUBLE): Simplify.
4059 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
4060 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
4061 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
4062 with 'TARGET_FPU_DOUBLE'.
4063 * config/sh/sh.md: Likewise.
4065 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4067 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4068 SH_DIV_STR_FOR_SIZE): Remove.
4069 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4070 SH_DIV_STR_FOR_SIZE): Remove.
4072 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4074 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4075 logical_reg_operand): Delete.
4076 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4077 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4078 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4079 match_operand and match_test.
4080 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4081 variables on their first use. Return bool values.
4082 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4083 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4084 arith_reg_operand for input operand. Remove empty constraints.
4086 (*xorsi3_compact): Rename to xorsi3.
4087 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4088 (*zero_extend<mode>si2_disp_mem): Update comment.
4091 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4093 * config/sh/t-sh: Remove SH5 support.
4094 * config.gcc: Likewise.
4095 * configure: Likewise.
4097 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4099 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4101 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4103 * config/sh/sh.c (register_sh_passes, sh_option_override,
4104 sh_print_operand, prepare_move_operands,
4105 sh_can_follow_jump): Remove TARGET_SH1 checks.
4106 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4107 PROMOTE_MODE): Likewise.
4108 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4111 2016-04-30 Alan Modra <amodra@gmail.com>
4113 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4114 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4115 Check for user regs later to avoid unnecessary looping over regs.
4116 Merge user reg check with non-saved reg check. Don't force
4117 inline VR restore when static chain used.
4118 (rs6000_frame_related): Omit eh_frame info for user regs when
4120 (fixed_regs_p): Delete.
4122 2016-04-30 Alan Modra <amodra@gmail.com>
4124 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4125 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4128 2016-04-30 Alan Modra <amodra@gmail.com>
4131 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4132 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4135 2016-04-30 Alan Modra <amodra@gmail.com>
4137 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4138 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4139 flag_pic test for Darwin.
4141 2016-04-30 Alan Modra <amodra@gmail.com>
4143 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4144 throw_calls_crossed.
4145 (REG_FREQ_CALLS_CROSSED): Delete.
4146 (REG_N_THROWING_CALLS_CROSSED): Delete.
4147 * regstat.c (regstat_bb_compute_ri): Don't calculate
4148 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4149 (dump_reg_info): Don't print call cross frequency.
4150 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4151 and REG_N_THROWING_CALLS_CROSSED.
4153 2016-04-30 Alan Modra <amodra@gmail.com>
4155 * regs.h (struct reg_info_t): Delete live_length.
4156 (REG_LIVE_LENGTH): Delete macro.
4157 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4158 local_live, local_processed and local_live_last_luid params.
4159 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4161 (regstat_compute_ri): Adjust for above. Don't set
4163 (dump_reg_info): Don't print live length.
4164 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4165 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4166 Localize loop_depth var.
4168 2016-04-30 Alan Modra <amodra@gmail.com>
4170 * ira.c (enum valid_equiv): New.
4171 (validate_equiv_mem): Return enum.
4172 (update_equiv_mem): Create replacement in more cases.
4173 (add_store_equivs): Update validate_equiv_mem call.
4175 2016-04-30 Alan Modra <amodra@gmail.com>
4177 * ira.c (combine_and_move_insns): Rather than scanning insns,
4178 use DF infrastucture to find use and def insns.
4180 2016-04-30 Alan Modra <amodra@gmail.com>
4182 ira.c (combine_and_move_insns): Move invariant conditions..
4183 (ira.c): ..to here. Call combine_and_move_insns before
4184 add_store_equivs. Call grow_reg_equivs later. Allocate
4185 req_equiv later using max_reg_num() rather than global max_regno.
4186 (contains_replace_regs): Delete.
4187 (add_store_equivs): Remove contains_replace_regs test.
4189 2016-04-30 Alan Modra <amodra@gmail.com>
4191 * ira.c (struct equiv_mem_data): New.
4192 (equiv_mem, equiv_mem_modified): Delete static vars.
4193 (validate_equiv_mem_from_store): Use "data" param to communicate..
4194 (validate_equiv_mem): ..from here.
4196 2016-04-30 Alan Modra <amodra@gmail.com>
4198 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4200 (update_reg_equivs): ..here. Move allocation and freeing of
4201 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4202 end_alias_analysis to..
4205 2016-04-30 Alan Modra <amodra@gmail.com>
4207 * ira.c (pdx_subregs): Delete.
4208 (struct equivalence): Add pdx_subregs field.
4209 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4211 (update_equiv_regs): Don't create or free pdx_subregs. Update
4214 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4216 * config/rs6000/altivec.h: Change definitions of vec_xl and
4218 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4219 (LD_ELEMREV_V2DI): New.
4220 (LD_ELEMREV_V4SF): New.
4221 (LD_ELEMREV_V4SI): New.
4222 (LD_ELEMREV_V8HI): New.
4223 (LD_ELEMREV_V16QI): New.
4224 (ST_ELEMREV_V2DF): New.
4225 (ST_ELEMREV_V2DI): New.
4226 (ST_ELEMREV_V4SF): New.
4227 (ST_ELEMREV_V4SI): New.
4228 (ST_ELEMREV_V8HI): New.
4229 (ST_ELEMREV_V16QI): New.
4232 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4233 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4234 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4235 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4236 (altivec_expand_builtin): Add handling for
4237 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4238 (rs6000_invalid_builtin): Add error-checking for
4239 RS6000_BTM_P9_VECTOR.
4240 (altivec_init_builtins): Define builtins used to implement vec_xl
4242 (rs6000_builtin_mask_names): Define power9-vector.
4243 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4244 (RS6000_BTM_P9_VECTOR): Define.
4245 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4246 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4247 (vsx_ld_elemrev_v2df): Likewise.
4248 (vsx_ld_elemrev_v4sf): Likewise.
4249 (vsx_ld_elemrev_v4si): Likewise.
4250 (vsx_ld_elemrev_v8hi): Likewise.
4251 (vsx_ld_elemrev_v16qi): Likewise.
4252 (vsx_st_elemrev_v2df): Likewise.
4253 (vsx_st_elemrev_v2di): Likewise.
4254 (vsx_st_elemrev_v4sf): Likewise.
4255 (vsx_st_elemrev_v4si): Likewise.
4256 (vsx_st_elemrev_v8hi): Likewise.
4257 (vsx_st_elemrev_v16qi): Likewise.
4258 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4261 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4263 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4265 (simplify_control_stmt_condition_1): ... here. Recurse into
4266 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4268 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4271 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
4272 (zero_extendqi<mode>2_dot): Revert earlier conversion from
4273 define_insn_and_split to define_insn.
4274 (zero_extendqi<mode>2_dot2): Same.
4275 (extendqi<mode>2_dot): Same.
4276 (extendqi<mode>2_dot2): Same.
4278 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4280 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
4281 (probe_stack): New expander.
4282 (probe_stack_<mode>): New insn pattern.
4284 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4286 * config/i386/i386.md
4287 (operations with memory inputs setting flags peephole2):
4288 Remove uneeded REG_P checks. Cleanup pattern generation.
4290 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
4292 * tree-vect-loop.c (vect_transform_loop): Fix
4293 nb_iterations_upper_bound computation for vectorized loop.
4295 2016-04-29 Marek Polacek <polacek@redhat.com>
4296 Jakub Jelinek <jakub@redhat.com>
4299 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4300 TARGET_EXPR_SLOT as a base.
4302 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
4304 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
4305 with 'rCm2' constraints to limit possible immediate size.
4306 (*load_zeroextendqisi_update): Likewise.
4307 (*load_signextendqisi_update): Likewise.
4308 (*loadhi_update): Likewise.
4309 (*load_zeroextendhisi_update): Likewise.
4310 (*load_signextendhisi_update): Likewise.
4311 (*loadsi_update): Likewise.
4312 (*loadsf_update): Likewise.
4314 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4316 * config/i386/predicates.md (constm1_operand): Fix comparison.
4318 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4320 * testsuite/gcc.target/arc/ieee_eq.c: New test.
4322 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
4324 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
4325 remaining SH5 related settings.
4326 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
4327 shmedia_prepare_call_address): Delete.
4328 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
4329 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
4330 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
4331 UNSUPPORTED_SH2A): Remove m5 checks.
4332 (sh_divide_strategy_e): Remove SH5 division strategies.
4333 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
4334 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
4336 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4338 * config/s390/s390.c (s390_rtx_costs): Update documentation.
4340 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4342 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
4343 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
4345 * config/s390/vector.md ("mov<mode>"): Likewise.
4347 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
4349 * config/s390/constraints.md ("U", "W"): Invoke
4350 s390_mem_constraint with "ZR" and "ZT".
4351 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
4352 addresses when using LRA. Accept also short displacements for S
4353 and T constraints. Do not check for long displacement target for
4354 S and T constraints.
4355 (s390_mem_constraint): Remove handling of U and W constraints.
4356 * config/s390/s390.md (various patterns): Remove the short
4357 displacement constraints (Q and R) if a long displacement
4358 constraint is present. Add longdisp as required CPU capability.
4359 * config/s390/vector.md: Likewise.
4360 * config/s390/vx-builtins.md: Likewise.
4362 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4365 * reload1.c (reload): Call finish_spills before
4366 restarting reload loop. Skip select_reload_regs
4367 if update_eliminables_and_spill returns true.
4369 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4371 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
4372 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
4373 (umulhisi3_imm): Update predicates and constraint letters.
4374 (umulhisi3_reg): Declare instruction as commutative.
4375 * config/arc/constraints.md (J12, J16): New constraints.
4376 * config/arc/predicates.md (short_unsigned_const_operand): New
4378 (arc_short_operand): Likewise.
4379 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
4381 2016-04-29 Richard Biener <rguenther@suse.de>
4383 PR tree-optimization/13962
4384 PR tree-optimization/65686
4385 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
4386 * tree-ssa-alias.c (ptrs_compare_unequal): New function
4387 using PTA to compare pointers.
4388 * match.pd: Add pattern for pointer equality compare simplification
4389 using ptrs_compare_unequal.
4391 2016-04-29 Richard Biener <rguenther@suse.de>
4393 * stor-layout.c (layout_type): Do not build a pointer-to-element
4396 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4398 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
4399 Use SWI mode iterator. Use general_reg_operand predicate.
4400 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
4401 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
4404 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4407 * fold-const.c (operand_equal_p): Don't verify hash value equality
4409 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4412 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4415 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4416 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4417 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4418 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4419 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4421 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4423 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4424 to info. Don't initialize separate fields to 0. Clean up
4427 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4429 * config/i386/i386.md (peephole2s for operations with memory inputs):
4430 Use SWI mode iterator.
4431 (peephole2s for operations with memory outputs): Ditto.
4432 Do not check for stack checking probe.
4434 (probe_stack): Remove expander.
4436 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4437 Andrew Burgess <andrew.burgess@embecosm.com>
4439 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4440 operands as 32-bits.
4442 2016-04-28 Jason Merrill <jason@redhat.com>
4444 * gdbinit.in: Skip line-map.h.
4446 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4447 Andrew Burgess <andrew.burgess@embecosm.com>
4449 * config/arc/arc.c (arc_conditional_register_usage): Take
4450 TARGET_RRQ_CLASS into account.
4451 (arc_print_operand): Support printing 'p' and 's' operands.
4452 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4454 (TARGET_RRQ_CLASS): Define.
4455 (IS_POWEROF2_OR_0_P): Define.
4456 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4458 (*tst_movb): New define_insn.
4459 (*tst): Avoid recognition if it could prevent '*tst_movb'
4460 combination; replace c/CnL with c/Chs alternative.
4461 (*tst_bitfield_tst): New define_insn.
4462 (*tst_bitfield_asr): New define_insn.
4463 (*tst_bitfield): New define_insn.
4464 (andsi3_i): Add Rrq variant.
4465 (extzv): New define_expand.
4466 (insv): New define_expand.
4467 (*insv_i): New define_insn.
4468 (*movb): New define_insn.
4469 (*movb_signed): New define_insn.
4470 (*movb_high): New define_insn.
4471 (*movb_high_signed): New define_insn.
4472 (*movb_high_signed + 1): New define_split pattern.
4473 (*mrgb): New define_insn.
4474 (*mrgb + 1): New define_peephole2 pattern.
4475 (*mrgb + 2): New define_peephole2 pattern.
4476 * config/arc/arc.opt (mbitops): New option for nps400, uses
4477 TARGET_NPS_BITOPS_DEFAULT.
4478 * config/arc/constraints.md (q): Make register class conditional.
4479 (Rrq): New register constraint.
4480 (Chs): New constraint.
4481 (Clo): New constraint.
4482 (Chi): New constraint.
4483 (Cbf): New constraint.
4484 (Cbn): New constraint.
4485 (C18): New constraint.
4486 (Cbi): New constraint.
4488 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4490 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4492 (bitmap_intersection_of_preds): Ditto.
4493 (bitmap_union_of_succs): Ditto.
4494 (bitmap_union_of_preds): Ditto.
4495 * sbitmap.c (do_popcount): Delete.
4496 (BITMAP_DEBUGGING): Delete.
4497 (sbitmap_verify_popcount): Delete.
4498 (sbitmap_alloc): Don't initialize the popcount field.
4499 (sbitmap_alloc_with_popcount): Delete.
4500 (sbitmap_resize): Don't resize the popcount array.
4501 (sbitmap_vector_alloc): Don't initialize the popcount field.
4502 (bitmap_copy): Don't copy the popcount array.
4503 (bitmap_clear): Don't clear the popcount array.
4504 (bitmap_clear): Delete the popcount array handling.
4505 (bitmap_ior_and_compl): Delete the popcount assert.
4506 (bitmap_not): Ditto.
4507 (bitmap_and_compl): Ditto.
4508 (bitmap_and): Delete the popcount array handling.
4509 (bitmap_xor): Ditto.
4510 (bitmap_ior): Ditto.
4511 (bitmap_or_and): Delete the popcount assert.
4512 (bitmap_and_or): Ditto.
4513 (popcount_table): Delete.
4514 (sbitmap_elt_popcount): Delete.
4515 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4516 (bitmap_set_bit): Delete the popcount assert.
4517 (bitmap_clear_bit): Ditto.
4518 (sbitmap_free): Don't free the popcount array.
4519 (sbitmap_alloc_with_popcount): Delete declaration.
4520 (sbitmap_popcount): Ditto.
4522 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4523 Andrew Burgess <andrew.burgess@embecosm.com>
4525 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4526 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4527 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4528 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4529 * config/arc/arc.opt (mcmem): New option.
4530 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4531 supply length for r/m alternative.
4532 (*extendqisi2_ac): Likewise.
4533 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4535 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4536 (movhi_insn): Likewise.
4537 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4538 (*zero_extendqihi2_i): Add r/Ucm alternative.
4539 (*zero_extendqisi2_ac): Likewise.
4540 (*zero_extendhisi2_i): Likewise.
4541 * config/arc/constraints.md (Uex): New memory constraint.
4542 (Ucm): New define_constraint.
4543 * config/arc/predicates.md (long_immediate_loadstore_operand):
4544 Return 0 for MEM with cmem_address address.
4545 (cmem_address_0): New predicates.
4546 (cmem_address_1): Likewise.
4547 (cmem_address_2): Likewise.
4548 (cmem_address): Likewise.
4550 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4552 * config/rs6000/rs6000.c (machine_function): Rename
4553 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4554 (rs6000_stack_info): Adjust.
4556 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4557 Andrew Burgess <andrew.burgess@embecosm.com>
4559 * config/arc/constraints.md (Usd): Convert to define_constraint.
4563 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4566 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4567 Add new peephole2 where the first insn is *mov<mode>_or instead of
4568 *mov<mode>_internal.
4570 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4572 * tracer.c (bb_seen): Make static.
4574 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4576 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4577 support, setup defaults.
4578 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4579 * config/arc/arc.c (arc_init): Add NPS400 support.
4580 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4581 (TARGET_ARC700): NPS400 is also an ARC700.
4582 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4584 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4587 * config/nds32/nds32.md (casesi): Don't access the operands array
4590 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4592 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4593 (or $-1,reg peephole2): Ditto.
4594 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4596 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4598 * doc/extend.texi (Common Function Attributes) [optimize]:
4599 Discourage use of the optimize attribute.
4601 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4603 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4604 special case builtin.
4605 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4606 ALTIVEC_BUILTIN_VEC_ADDE.
4607 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4608 support for ALTIVEC_BUILTIN_VEC_ADDE.
4609 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4610 for __builtin_vec_adde.
4612 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4614 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4615 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4617 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4620 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4621 attributes): Document cilkplus_runtime.
4623 2016-04-28 Martin Jambor <mjambor@suse.cz>
4625 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4626 this function. Call verify_expr on MEM_REFs and bases of other
4629 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4631 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4632 for WORD_REGISTER_OPERATIONS to runtime check.
4634 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4636 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4638 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4640 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4641 big-endian compilation.
4642 * config/arc/arc.md (addf3): Likewise.
4646 2016-04-28 Richard Biener <rguenther@suse.de>
4648 PR tree-optimization/70840
4649 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4650 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4651 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4652 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4654 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4656 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4657 and explain why in a comment.
4659 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4661 * config/arc/arc.md (cpu_facility): Add fpx variant.
4662 (subdf3): Prohibit use reverse sub when assist operations option
4664 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4665 instructions only when FPX is enabled.
4666 * testsuite/gcc.target/arc/trsub.c: New test.
4668 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4670 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4671 mult_operator when calculating "type" attribute.
4672 (*fop_<mode>_1_i387): Ditto.
4673 (*fop_xf_1_i387): Ditto.
4674 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4675 Use std::swap to swap operands. Use RTL expressions to generate
4678 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4679 Joern Rennecke <joern.rennecke@embecosm.com>
4681 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4683 (emit_pic_move): Remove.
4684 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4685 * config/arc/arc.c (emit_pic_move): Removed.
4686 (TARGET_HAVE_TLS): Define.
4687 (arc_conditional_register_usage): Test for arc_tp_regno.
4688 (arc_print_operand, arc_print_operand_address): Handle TLS
4690 (arc_needs_pcl_p): New function.
4691 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4692 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4693 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4694 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4695 (arc_legitimize_tls_address): Likewise.
4696 (DTPOFF_ZERO_SYM): Define.
4697 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4698 (arc_output_pic_addr_const): Print TLS unspecs.
4699 (prepare_pic_move): New function, replaces emit_pic_move.
4700 (arc_legitimate_constant_p): Handle TLS unspecs.
4701 (arc_legitimate_address_p): Likewise.
4702 (arc_rewrite_small_data_p): Use assert for TLS constants.
4703 (prepare_move_operands): Use prepare_pic_move.
4704 (arc_legitimize_address): Legitimize tls addresses.
4705 (arc_epilogue_uses): Check for arc_tp_regno.
4706 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4707 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4709 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4711 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4712 %(arc_tls_extra_start_spec).
4713 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4714 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4716 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4717 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4718 (UNSPEC_TLS_OFF): Add.
4720 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4721 (get_thread_pointersi): New patterns.
4722 * config/arc/arc.opt (mtp-regno): New option.
4723 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4724 (move_dest_operand): Likewise.
4725 * configure: Regenerate.
4726 * configure.ac: Add arc*-*-* case to test for tls.
4727 * doc/invoke.texi (ARC options): Document mtp-regno.
4729 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4731 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4732 the new ARC HS SIMD instructions.
4733 (arc_preferred_simd_mode): New function.
4734 (arc_autovectorize_vector_sizes): Likewise.
4735 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4736 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4737 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4738 (arc_init_builtins): Add new SIMD builtin types.
4739 (arc_split_move): Handle 64 bit vector moves.
4740 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4741 (TARGET_PLUS_QMACW): Define.
4742 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4743 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4744 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4745 (VSUBADD4H): New builtins.
4746 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4747 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4749 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4750 Matthias Klose <doko@debian.org>
4752 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4754 2016-04-28 Richard Biener <rguenther@suse.de>
4757 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4760 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4762 * common/config/sh/sh-common.c: Remove SH5 support.
4763 * config/sh/constraints.md: Likewise.
4764 * config/sh/config/sh/elf.h: Likewise.
4765 * config/sh/linux.h: Likewise.
4766 * config/sh/netbsd-elf.h: Likewise.
4767 * config/sh/predicates.md: Likewise.
4768 * config/sh/sh-c.c: Likewise.
4769 * config/sh/sh-protos.h: Likewise.
4770 * config/sh/sh.c: Likewise.
4771 * config/sh/sh.h: Likewise.
4772 * config/sh/sh.md: Likewise.
4773 * config/sh/sh.opt: Likewise.
4774 * config/sh/sync.md: Likewise.
4775 * config/sh/sh64.h: Delete.
4776 * config/sh/shmedia.h: Likewise.
4777 * config/sh/shmedia.md: Likewise.
4778 * config/sh/sshmedia.h: Likewise.
4779 * config/sh/t-netbsd-sh5-64: Likewise.
4780 * config/sh/t-sh64: Likewise.
4781 * config/sh/ushmedia.h: Likewise.
4783 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4785 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4786 general_reg_operand instead of register_operand predicate.
4788 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4790 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4792 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4794 * match.pd (A - B > A, A + B < A): New transformations.
4796 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4798 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4799 which defaults to true. Emit an outer pair of parentheses only if
4800 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4801 don't emit parentheses for the right-hand operand.
4803 2016-04-27 Jeff Law <law@redhat.com>
4805 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4807 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4809 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4810 (altivec_lvx_<mode>_internal): Document.
4811 (altivec_lvx_<mode>_2op): New define_insn.
4812 (altivec_lvx_<mode>_1op): Likewise.
4813 (altivec_lvx_<mode>_2op_si): Likewise.
4814 (altivec_lvx_<mode>_1op_si): Likewise.
4815 (altivec_stvx_<mode>): Remove.
4816 (altivec_stvx_<mode>_internal): Document.
4817 (altivec_stvx_<mode>_2op): New define_insn.
4818 (altivec_stvx_<mode>_1op): Likewise.
4819 (altivec_stvx_<mode>_2op_si): Likewise.
4820 (altivec_stvx_<mode>_1op_si): Likewise.
4821 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4822 Expand vec_ld and vec_st during parsing.
4823 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4825 (altivec_expand_stvx_be): Likewise.
4826 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4827 address-masking behavior in RTL.
4828 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4829 address-masking behavior in RTL.
4830 (altivec_expand_builtin): Change builtin code arguments for calls
4831 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4832 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4833 presence of lvx/stvx patterns.
4834 (alignment_with_canonical_addr): New function.
4835 (alignment_mask): Likewise.
4836 (find_alignment_op): Likewise.
4837 (recombine_lvx_pattern): Likewise.
4838 (recombine_stvx_pattern): Likewise.
4839 (recombine_lvx_stvx_patterns): Likewise.
4840 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4841 stvx patterns from expand.
4842 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4844 (vector_altivec_store_<mode>): Likewise.
4846 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4848 * config/aarch64/aarch64.md
4849 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4850 remove the "fp" attributes.
4851 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4852 add the "simd" attributes.
4853 (*movdf_aarch64): Likewise.
4854 (*movtf_aarch64): Remove the "fp" attributes.
4855 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4856 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4858 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4860 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4861 rtx to rtx_code_label *.
4862 * rtl.h (maybe_set_first_label_num): Likewise.
4864 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4866 * df-core.c (df_add_problem): Make the problem param be const.
4867 (df_remove_problem): Make local "problem" be const.
4868 * df-problems.c (problem_RD): Make const.
4869 (problem_LR): Likewise.
4870 (problem_LIVE): Likewise.
4871 (problem_MIR): Likewise.
4872 (problem_CHAIN): Likewise.
4873 (problem_WORD_LR): Likewise.
4874 (problem_NOTE): Likewise.
4875 (problem_MD): Likewise.
4876 * df-scan.c (problem_SCAN): Likewise.
4877 * df.h (struct df_problem): Make field "dependent_problem" be
4879 (struct dataflow): Likewise for field "problem".
4880 (df_add_problem): Make param const.
4882 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4884 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4885 inter-unit moves to/from vector registers are enabled. Do not disable
4888 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4890 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4891 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4893 (enum df_problem_id): ...this new enum.
4894 (struct df_problem): Convert field "id" from "int" to
4897 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4899 * rtl.def: Update comment for "things in the instruction chain" to
4900 reflect the removal of the leading "i" field for INSN_UID in
4901 r210360. Fix bogus apostrophe.
4903 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4905 * config/i386/i386.md
4906 (lea arith with mem operand + setcc peephole2): Set operator mode.
4908 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4911 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4912 (dimode_scalar_to_vector_candidate_p): This.
4913 (timode_scalar_to_vector_candidate_p): New function.
4914 (scalar_to_vector_candidate_p): Likewise.
4915 (timode_check_non_convertible_regs): Likewise.
4916 (timode_remove_non_convertible_regs): Likewise.
4917 (remove_non_convertible_regs): Likewise.
4918 (remove_non_convertible_regs): Renamed to ...
4919 (dimode_remove_non_convertible_regs): This.
4920 (scalar_chain::~scalar_chain): Make it virtual.
4921 (scalar_chain::compute_convert_gain): Make it pure virtual.
4922 (scalar_chain::mark_dual_mode_def): Likewise.
4923 (scalar_chain::convert_insn): Likewise.
4924 (scalar_chain::convert_registers): Likewise.
4925 (scalar_chain::add_to_queue): Make it protected.
4926 (scalar_chain::emit_conversion_insns): Likewise.
4927 (scalar_chain::replace_with_subreg): Likewise.
4928 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4929 (scalar_chain::convert_op): Likewise.
4930 (scalar_chain::convert_reg): Likewise.
4931 (scalar_chain::make_vector_copies): Likewise.
4932 (scalar_chain::convert_registers): New pure virtual function.
4933 (class dimode_scalar_chain): New class.
4934 (class timode_scalar_chain): Likewise.
4935 (scalar_chain::mark_dual_mode_def): Renamed to ...
4936 (dimode_scalar_chain::mark_dual_mode_def): This.
4937 (timode_scalar_chain::mark_dual_mode_def): New function.
4938 (timode_scalar_chain::convert_insn): Likewise.
4939 (dimode_scalar_chain::convert_registers): Likewise.
4940 (scalar_chain::compute_convert_gain): Renamed to ...
4941 (dimode_scalar_chain::compute_convert_gain): This.
4942 (scalar_chain::replace_with_subreg): Renamed to ...
4943 (dimode_scalar_chain::replace_with_subreg): This.
4944 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4945 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4946 (scalar_chain::make_vector_copies): Renamed to ...
4947 (dimode_scalar_chain::make_vector_copies): This.
4948 (scalar_chain::convert_reg): Renamed to ...
4949 (dimode_scalar_chain::convert_reg ): This.
4950 (scalar_chain::convert_op): Renamed to ...
4951 (dimode_scalar_chain::convert_op): This.
4952 (scalar_chain::convert_insn): Renamed to ...
4953 (dimode_scalar_chain::convert_insn): This.
4954 (scalar_chain::convert): Call convert_registers.
4955 (convert_scalars_to_vector): Change to scalar_chain pointer to
4956 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4957 in 32-bit mode. Delete scalar_chain pointer. Call
4958 free_dominance_info in 64-bit mode.
4959 (pass_stv::gate): Remove TARGET_64BIT check.
4960 (ix86_option_override): Put the 64-bit STV pass before the CSE
4963 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4965 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4966 dw_loc_frame_offset field.
4967 * dwarf2out.c (new_loc_descr): Likewise.
4968 (resolve_args_picking_1): Turn the VISITED hash set into a
4969 FRAME_OFFSET hash map. Use it to associate a frame offset to
4970 visited nodes. Remove uses of the CHECKING_P macro.
4971 (resolve_args_picking): Update call to resolve_args_picking_1.
4973 2016-04-27 Martin Liska <mliska@suse.cz>
4975 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4976 (free_loop_data): Release vuses of groups.
4978 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4980 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4981 instead of redundant use_id and boolean have_use_for.
4982 (struct iv_use): Change sub_id into group_id. Remove field next.
4983 Move fields: related_cands, n_map_members, cost_map and selected
4985 (struct iv_group): ... here. New structure.
4986 (struct iv_common_cand): Use structure declaration directly.
4987 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4988 (MAX_CONSIDERED_USES): Rename macro to ...
4989 (MAX_CONSIDERED_GROUPS): ... here.
4990 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4991 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4992 (dump_uses): Rename to ...
4993 (dump_groups): ... here. Update all uses.
4994 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
4995 (find_induction_variables): Refactor format of dump information.
4996 (record_sub_use): Delete.
4997 (record_use): Update all uses.
4998 (record_group): New function.
4999 (record_group_use, find_interesting_uses_op): Call above functions.
5001 (find_interesting_uses_cond): Ditto.
5002 (group_compare_offset): New function.
5003 (split_all_small_groups): Rename to ...
5004 (split_small_address_groups_p): ... here. Update all uses.
5005 (split_address_groups): Update all uses.
5006 (find_interesting_uses): Refactor format of dump information.
5007 (add_candidate_1): Update all uses. Remove redundant check on iv,
5009 (add_candidate, record_common_cand): Remove redundant assert.
5010 (add_iv_candidate_for_biv): Update use.
5011 (add_iv_candidate_derived_from_uses): Update all uses.
5012 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
5013 (alloc_use_cost_map): Ditto.
5014 (set_use_iv_cost, get_use_iv_cost): Rename to ...
5015 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
5016 (determine_use_iv_cost_generic): Ditto.
5017 (determine_group_iv_cost_generic): Ditto.
5018 (determine_use_iv_cost_address): Ditto.
5019 (determine_group_iv_cost_address): Ditto.
5020 (determine_use_iv_cost_condition): Ditto.
5021 (determine_group_iv_cost_cond): Ditto.
5022 (determine_use_iv_cost): Ditto.
5023 (determine_group_iv_cost): Ditto.
5024 (set_autoinc_for_original_candidates): Update all uses.
5025 (find_iv_candidates): Update all uses. Refactor dump information.
5026 (determine_use_iv_costs): Ditto.
5027 (determine_iv_costs): Ditto.
5028 (iv_ca_cand_for_use): Rename to ...
5029 (iv_ca_cand_for_group): ... here. Update all uses.
5030 (iv_ca_add_use, iv_ca_add_group): Ditto.
5031 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
5032 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
5033 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
5034 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
5035 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
5036 (create_new_iv, adjust_iv_update_pos): Ditto.
5037 (rewrite_use_address): Delete.
5038 (rewrite_use_address_1): Rename to ...
5039 (rewrite_use_address): ... here.
5040 (rewrite_use_compare): Update all uses.
5041 (rewrite_use): Delete.
5042 (rewrite_uses): Rename to ...
5043 (rewrite_groups): ... here. Update all uses.
5044 (remove_unused_ivs, free_loop_data): Update all uses.
5045 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
5047 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5049 * rtlanal.c (nonzero_bits1): Convert preprocessor check
5050 for WORD_REGISTER_OPERATIONS to runtime check.
5052 2016-04-27 Richard Biener <rguenther@suse.de>
5055 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
5056 aggregate_value_p to determine if a function result is
5057 returned by reference.
5058 (ipa_pta_execute): Functions having their address taken are
5059 not automatically nonlocal.
5061 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5064 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5065 * fold-const.c (operand_equal_p): If flag_checking and
5066 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5067 and if it returns non-zero, assert iterative_hash_expr on both
5070 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5072 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5074 2016-04-27 Nick Clifton <nickc@redhat.com>
5077 * varasm.c (merge_weak): Generate an error if an attempt is made
5078 to convert a non-weak static function into a weak, public function.
5080 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5082 * params.def (MAX_PARTITION_SIZE): New param.
5083 * doc/invoke.texi: Document lto-max-partition.
5085 2016-04-27 Richard Biener <rguenther@suse.de>
5088 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5089 function cummulating used_from_other_partition, externally_visible
5090 and force_output from aliases.
5091 (refered_from_nonlocal_var): Likewise.
5092 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5093 node flags properly.
5095 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5097 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5098 (-Wmemset-elt-size): New item.
5100 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5103 * stor-layout.h (internal_reference_types): Delete.
5104 * stor-layout.c (reference_types_internal): Likewise.
5105 (internal_reference_types): Likewise.
5106 (layout_type) <REFERENCE_TYPE>: Adjust.
5108 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5111 * tree.h (inchash::add_expr): Add FLAGS argument.
5112 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5113 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5114 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5115 Formatting fix. Adjust recursive calls. For tcc_comparison,
5116 if swap_tree_comparison (code) is smaller than code, hash that
5117 and arguments in the other order. Hash CONVERT_EXPR the same
5118 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5119 of ADDR_EXPR of decl as the decl itself. Add or remove
5120 OEP_ADDRESS_OF from recursive flags as needed. For
5121 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5122 operands commutatively and only the third one normally.
5123 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5125 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5127 * config/rtems.h (LIB_SPEC): Add -latomic.
5129 2016-04-27 Joel Sherrill <joel@rtems.org>
5131 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5132 xilink.ld and flags not relevant to RTEMS.
5134 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5136 * toplev.c (backend_init_target): Avoid calling init_reload when using
5139 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5141 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5142 for loops rather than one for the whole function.
5144 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5146 * match.pd (X + CST CMP X): New transformation.
5148 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5150 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5151 * fold-const.c (fold_binary_loc): Remove 2 transformations
5152 superseded by match.pd.
5153 * match.pd (x+x -> x*2): Generalize to integers.
5155 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5157 * config/i386/i386.md (operation on memory peephole): Duplicate an
5158 existing peephole and adapt it to match lea rather than an operation
5161 PR rtl-optimization/57193
5162 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5164 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5166 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5168 * tree-if-conv.c (any_pred_load_store): New static variable.
5169 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5170 any_pred_load_store instead of and_mask_load_store.
5171 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5172 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5173 (combine_blocks, tree_if_conversion): Ditto.
5175 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5177 PR tree-optimization/70771
5178 PR tree-optimization/70775
5179 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5180 virtual PHI nodes. Delete parameter.
5181 (if_convertible_loop_p_1): Delete argument to above function.
5182 (predicate_all_scalar_phis): Delete code handling single-argument
5184 (tree_if_conversion): Mark and update virtual SSA.
5186 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5189 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5190 (x86_elf_aligned_common): Rename to ...
5191 (x86_elf_aligned_decl_common): ... this.
5192 Add decl arg. Switch to .lbss for largecomm object. Use
5193 LARGECOMM_SECTION_ASM_OP.
5194 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5196 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5197 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5199 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5200 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5202 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5205 * config/i386/i386.c (SECTION_LARGE): Define.
5206 (x86_64_elf_select_section): Set it for large data/bss sections.
5207 Only clear SECTION_WRITE for .lrodata.
5208 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5210 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5211 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5212 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5214 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5215 * doc/tm.texi: Regenerate.
5217 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5220 * configure.ac (--enable-checking): Document extra flag, for
5221 non-release builds default to --enable-checking=yes,extra.
5222 If misc checking and extra checking, define CHECKING_P to 2 instead
5224 * common.opt (fchecking=): Add.
5225 * doc/invoke.texi (-fchecking=): Document.
5226 * doc/install.texi: Document --enable-checking changes.
5227 * configure: Regenerated.
5228 * config.in: Regenerated.
5230 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5232 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5233 attribute instead of which_alternative.
5234 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5235 Use EXT_REX_SSE_REG_P where appropriate.
5237 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5239 * config/i386/predicates.md (const0_operand): Do not match
5240 const_wide_int code.
5241 (const1_operand): Ditto.
5243 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5245 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5246 for SSE constm1 operands and TARGET_AVX512VL.
5247 (*movti_internal): Ditto.
5248 (*mov<mode>_or): Use constm1_operand predicate.
5249 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5250 for SSE vector_all_ones operands and TARGET_AVX512VL.
5251 * config/i386/predicates.md (constm1_operand): New predicate.
5252 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5253 emission of constant -1 load.
5255 2016-04-25 Jason Merrill <jason@redhat.com>
5257 * gdbinit.in: Skip is-a.h.
5259 * attribs.c (register_scoped_attributes): Fix logic.
5260 * attribs.h: Declare register_scoped_attributes.
5262 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5264 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5265 stxvd2x and stxvw4x built-in functions.
5267 2016-04-25 DJ Delorie <dj@redhat.com>
5269 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5270 (ashrhi3): Likewise.
5271 (lshrhi3): Likewise.
5273 2016-04-25 Richard Biener <rguenther@suse.de>
5275 PR tree-optimization/70780
5276 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
5278 (compute_antic): Mark blocks with abnormal preds as visited as
5279 they have a final empty antic-in solution already.
5281 2016-04-25 Michael Collison <michael.collison@linaro.org>
5283 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
5285 2016-04-25 Michael Collison <michael.collison@linaro.org>
5287 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
5288 mode is VQI to improve mixed mode vectorization.
5289 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
5290 define_insn to match low half of signed vaddw.
5291 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
5292 define_insn to match high half of signed vaddw.
5293 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
5294 define_insn to match low half of unsigned vaddw.
5295 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
5296 define_insn to match high half of unsigned vaddw.
5297 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
5298 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5299 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
5301 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5302 * config/arm/predicates.md (vect_par_constant_high): Support
5303 big endian and simplify by calling
5304 arm_simd_check_vect_par_cnst_half
5305 (vect_par_constant_low): Likewise.
5307 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5309 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
5310 predicate for operand 2.
5312 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
5313 H.J. Lu <hongjiu.lu@intel.com>
5315 * config/i386/i386-protos.h (standard_sse_constant_p): Add
5316 machine_mode argument.
5317 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
5318 constm1_rtx operands. For VOIDmode constants, get mode from
5319 pred_mode. Check mode size if the mode is supported by ABI.
5320 (standard_sse_constant_opcode): Do not use standard_constant_p.
5321 Strictly check ABI support for all-ones operands.
5322 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
5323 immediates. Update calls to standard_sse_constant_p.
5324 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
5325 (ix86_rtx_costs): Ditto.
5326 * config/i386/i386.md (*movxi_internal_avx512f): Use
5327 nonimmediate_or_sse_const_operand instead of vector_move_operand.
5328 Use (v,BC) alternative instead of (v,C). Use register_operand
5329 checks instead of MEM_P.
5330 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
5331 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
5332 isa attribute. Use register_operand checks instead of MEM_P.
5333 (*movti_internal): Use nonimmediate_or_sse_const_operand for
5334 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
5335 alternative and corresponding sse2 isa attribute.
5336 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
5337 to standard_sse_constant_p.
5338 (FP constant splitters): Ditto.
5339 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
5341 * config/i386/predicates.md (constm1_operand): Remove.
5342 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
5343 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
5344 vector_all_ones_operand instead of constm1_operand.
5346 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5348 * print-rtl.c (print_rtx_insn_vec): New function.
5349 * print-rtl.h: New prototype.
5350 * store-motion.c (struct st_expr): Make avail_stores a vector.
5351 (st_expr_entry): Adjust.
5352 (free_st_expr_entry): Likewise.
5353 (print_store_motion_mems): Likewise.
5354 (find_moveable_store): Likewise.
5355 (compute_store_table): Likewise.
5356 (delete_store): Likewise.
5357 (build_store_vectors): Likewise.
5359 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5361 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
5363 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5365 * vec.h (vec_safe_contains): New function.
5366 (vec::contains): Likewise.
5367 (vec::begin): Likewise.
5368 (vec::end): Likewise.
5370 2016-04-23 Jakub Jelinek <jakub@redhat.com>
5373 * cfgexpand.c (expand_stack_vars): Fix typo.
5375 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5377 * system.h (list, map, set, vector): Include conditionally.
5378 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
5379 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
5380 * ipa-icf.c (INCLUDE_LIST): Define.
5381 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
5382 * config/sh/sh.c (INCLUDE_VECTOR): Define.
5383 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
5384 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
5385 * cp/logic.cc (INCLUDE_LIST): Define.
5386 * fortran/trans-common.c (INCLUDE_MAP): Define.
5388 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5390 * auto-profile.c: Remove <string.h> include.
5391 * ipa-icf-gimple.c: Remove <list> include.
5392 * diagnostic.c: Remove <new> include.
5393 * genmatch.c: Likewise.
5394 * pretty-print.c: Likewise.
5395 * toplev.c: Likewise
5396 * c/c-objc-common.c: Likewise.
5397 * cp/error.c: Likewise.
5398 * fortran/error.c: Likewise.
5400 2016-04-22 Richard Biener <rguenther@suse.de>
5402 * lto-streamer-in.c (input_ssa_names): Do not allocate
5403 GIMPLE_NOP for all SSA names.
5404 * lto-streamer-out.c (output_ssa_names): Do not output
5405 SSA names that should have been released.
5407 2016-04-22 Richard Biener <rguenther@suse.de>
5409 PR tree-optimization/70740
5410 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5413 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5416 * config/i386/predicates.md (call_insn_operand): Replace
5417 sibcall_memory_operand with memory_operand.
5419 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5421 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5422 has_single_use() tests.
5423 (register_edge_assert_for_1): Likewise.
5424 (find_assert_locations_1): Check the liveness bitmap instead of
5425 checking has_single_use().
5427 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5430 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5431 Extract AVX-512BW constraint from AVX.
5433 2016-04-21 Richard Biener <rguenther@suse.de>
5435 PR tree-optimization/70725
5436 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5437 for phi_convertible_by_degenerating_args.
5438 (predicate_all_scalar_phis): Handle single-argument PHIs.
5440 2016-04-21 Richard Biener <rguenther@suse.de>
5443 * fold-const.c (fold_comparison): Return properly typed
5446 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5448 PR tree-optimization/70715
5449 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5450 after expanding BASE using expand_simple_operations.
5452 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5454 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5455 New transformations.
5457 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5459 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5461 2016-04-20 Jan Hubicka <jh@suse.cz>
5463 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5464 ultiimate_alias_target.
5465 (update_callee_keys): Likewise.
5466 (lookup_recursive_calls): Likewise.
5467 (speculation_useful_p): Likewise.
5469 2016-04-20 Jan Hubicka <jh@suse.cz>
5472 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5473 (set_nothrow_flag_1): ... this; handle interposition correctly;
5474 recurse on aliases and thunks.
5475 (cgraph_node::set_nothrow_flag): New.
5476 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5477 functions compiled with non-call exceptions that binds to current
5479 (propagate_nothrow): Be safe WRT interposition.
5480 * cgraph.h (set_nothrow_flag): Update prototype.
5482 2016-04-18 Jan Hubicka <jh@suse.cz>
5484 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5485 max_loop_iterations_int.
5486 (tree_unswitch_outer_loop): Likewise.
5488 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5490 PR tree-optimization/69489
5491 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5492 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5493 Revise dump message.
5494 (if_convertible_bb_p): Remove check on edge count of basic block's
5497 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5499 PR tree-optimization/56625
5500 PR tree-optimization/69489
5501 * tree-data-ref.h (DR_INNERMOST): New macro.
5502 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5503 hashing struct innermost_loop_behavior.
5504 (ref_DR_map): Remove.
5505 (innermost_DR_map): New map.
5506 (baseref_DR_map): Revise comment.
5507 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5508 to innermost_DR_map accroding to its innermost loop behavior.
5509 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5510 to its innermost loop behavior.
5511 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5512 Add initialization for innermost_DR_map. Record memory reference
5513 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5514 have innermost loop behavior.
5515 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5518 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5520 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5521 *lea_general_1. Use explicit SWI12 mode interator.
5522 (*lea<mode>_general_2): Rename from *lea_general_2.
5523 Use explicit SWI12 mode interator.
5524 (*lea<mode>_general_3): Rename from *lea_general_3.
5525 Use explicit SWI12 mode interator.
5526 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5527 Use explicit SWI12 mode interator.
5528 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5529 Use explicit SWI48 mode interator.
5531 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5533 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5534 Short-cut unaligned load and store cases. Handle all integer
5536 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5537 and store cases. Call ix86_avx256_split_vector_move_misalign
5538 directly without checking mode class.
5540 2016-04-20 Andrew Pinski <apinski@cavium.com>
5541 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5544 * config/aarch64/aarch64.md (sibcall): Force call
5545 address to be DImode for ILP32.
5546 (sibcall_value): Likewise.
5548 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5550 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5552 2016-04-20 Richard Biener <rguenther@suse.de>
5554 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5555 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5556 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5557 (maybe_push_res_to_seq): Adjust.
5558 * gimple-fold.c (maybe_build_generic_op): Likewise.
5560 2016-04-20 Marek Polacek <polacek@redhat.com>
5562 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5565 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5567 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5568 use kmovw to support AVX512F target.
5570 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5572 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5574 2016-04-20 Marek Polacek <polacek@redhat.com>
5576 PR tree-optimization/70725
5577 * tree-if-conv.c (is_false_predicate): New function.
5578 (predicate_mem_writes): Use it.
5580 2016-04-20 Richard Biener <rguenther@suse.de>
5582 PR tree-optimization/70726
5583 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5584 shift amounts from a pattern stmt operand.
5586 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5589 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5590 stack_restore_from_fpr pattern when restoring r15.
5591 (s390_optimize_prologue): Strip away the memory barrier in the
5592 parallel when trying to get rid of restore insns.
5593 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5594 definition for loading the stack pointer from an FPR. Compared to
5595 the normal move insn this pattern includes a full memory barrier.
5597 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5600 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5601 implicitly linear or lastprivate iterator on the outer context.
5603 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5605 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5607 * config/i386/i386.md (ssememalign): Removed.
5608 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5610 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5613 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5614 const short * to __builtin_ia32_loaddquhi512_mask.
5615 (_mm512_maskz_loadu_epi16): Likewise.
5616 (_mm512_mask_storeu_epi16): Pass short * to
5617 __builtin_ia32_storedquhi512_mask.
5618 (_mm512_mask_loadu_epi8): Pass const char * to
5619 __builtin_ia32_loaddquqi512_mask.
5620 (_mm512_maskz_loadu_epi8): Likewise.
5621 (_mm512_mask_storeu_epi8): Pass char * to
5622 __builtin_ia32_storedquqi512_mask.
5623 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5624 const double * to __builtin_ia32_loadupd512_mask.
5625 (_mm512_mask_loadu_pd): Likewise.
5626 (_mm512_maskz_loadu_pd): Likewise.
5627 (_mm512_storeu_pd): Pass double * to
5628 __builtin_ia32_storeupd512_mask.
5629 (_mm512_mask_storeu_pd): Likewise.
5630 (_mm512_loadu_ps): Pass const float * to
5631 __builtin_ia32_loadups512_mask.
5632 (_mm512_mask_loadu_ps): Likewise.
5633 (_mm512_maskz_loadu_ps): Likewise.
5634 (_mm512_storeu_ps): Pass float * to
5635 __builtin_ia32_storeups512_mask.
5636 (_mm512_mask_storeu_ps): Likewise.
5637 (_mm512_mask_loadu_epi64): Pass const long long * to
5638 __builtin_ia32_loaddqudi512_mask.
5639 (_mm512_maskz_loadu_epi64): Likewise.
5640 (_mm512_mask_storeu_epi64): Pass long long *
5641 to __builtin_ia32_storedqudi512_mask.
5642 (_mm512_loadu_si512): Pass const int * to
5643 __builtin_ia32_loaddqusi512_mask.
5644 (_mm512_mask_loadu_epi32): Likewise.
5645 (_mm512_maskz_loadu_epi32): Likewise.
5646 (_mm512_storeu_si512): Pass int * to
5647 __builtin_ia32_storedqusi512_mask.
5648 (_mm512_mask_storeu_epi32): Likewise.
5649 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5650 char * to __builtin_ia32_storedquqi256_mask.
5651 (_mm_mask_storeu_epi8): Likewise.
5652 (_mm256_mask_loadu_epi16): Pass const short * to
5653 __builtin_ia32_loaddquhi256_mask.
5654 (_mm256_maskz_loadu_epi16): Likewise.
5655 (_mm_mask_loadu_epi16): Pass const short * to
5656 __builtin_ia32_loaddquhi128_mask.
5657 (_mm_maskz_loadu_epi16): Likewise.
5658 (_mm256_mask_loadu_epi8): Pass const char * to
5659 __builtin_ia32_loaddquqi256_mask.
5660 (_mm256_maskz_loadu_epi8): Likewise.
5661 (_mm_mask_loadu_epi8): Pass const char * to
5662 __builtin_ia32_loaddquqi128_mask.
5663 (_mm_maskz_loadu_epi8): Likewise.
5664 (_mm256_mask_storeu_epi16): Pass short * to.
5665 __builtin_ia32_storedquhi256_mask.
5666 (_mm_mask_storeu_epi16): Pass short * to.
5667 __builtin_ia32_storedquhi128_mask.
5668 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5669 const double * to __builtin_ia32_loadupd256_mask.
5670 (_mm256_maskz_loadu_pd): Likewise.
5671 (_mm_mask_loadu_pd): Pass onst double * to
5672 __builtin_ia32_loadupd128_mask.
5673 (_mm_maskz_loadu_pd): Likewise.
5674 (_mm256_mask_storeu_pd): Pass double * to
5675 __builtin_ia32_storeupd256_mask.
5676 (_mm_mask_storeu_pd): Pass double * to
5677 __builtin_ia32_storeupd128_mask.
5678 (_mm256_mask_loadu_ps): Pass const float * to
5679 __builtin_ia32_loadups256_mask.
5680 (_mm256_maskz_loadu_ps): Likewise.
5681 (_mm_mask_loadu_ps): Pass const float * to
5682 __builtin_ia32_loadups128_mask.
5683 (_mm_maskz_loadu_ps): Likewise.
5684 (_mm256_mask_storeu_ps): Pass float * to
5685 __builtin_ia32_storeups256_mask.
5686 (_mm_mask_storeu_ps): ass float * to
5687 __builtin_ia32_storeups128_mask.
5688 (_mm256_mask_loadu_epi64): Pass const long long * to
5689 __builtin_ia32_loaddqudi256_mask.
5690 (_mm256_maskz_loadu_epi64): Likewise.
5691 (_mm_mask_loadu_epi64): Pass const long long * to
5692 __builtin_ia32_loaddqudi128_mask.
5693 (_mm_maskz_loadu_epi64): Likewise.
5694 (_mm256_mask_storeu_epi64): Pass long long * to
5695 __builtin_ia32_storedqudi256_mask.
5696 (_mm_mask_storeu_epi64): Pass long long * to
5697 __builtin_ia32_storedqudi128_mask.
5698 (_mm256_mask_loadu_epi32): Pass const int * to
5699 __builtin_ia32_loaddqusi256_mask.
5700 (_mm256_maskz_loadu_epi32): Likewise.
5701 (_mm_mask_loadu_epi32): Pass const int * to
5702 __builtin_ia32_loaddqusi128_mask.
5703 (_mm_maskz_loadu_epi32): Likewise.
5704 (_mm256_mask_storeu_epi32): Pass int * to
5705 __builtin_ia32_storedqusi256_mask.
5706 (_mm_mask_storeu_epi32): Pass int * to
5707 __builtin_ia32_storedqusi128_mask.
5708 * config/i386/i386-builtin-types.def (PCSHORT): New.
5710 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5711 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5712 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5713 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5714 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5715 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5716 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5717 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5718 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5719 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5720 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5721 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5722 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5723 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5724 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5725 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5726 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5727 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5728 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5729 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5730 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5731 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5732 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5733 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5734 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5735 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5736 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5737 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5738 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5739 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5740 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5741 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5742 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5743 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5744 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5745 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5746 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5747 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5748 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5749 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5750 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5751 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5752 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5753 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5754 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5755 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5756 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5757 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5758 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5760 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5761 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5763 (ix86_expand_vector_move_misalign): Likewise.
5764 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5765 to scalar function prototype for unaligned load/store builtins.
5766 (ix86_expand_special_args_builtin): Updated.
5767 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5768 (UNSPEC_STOREU): Likewise.
5769 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5770 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5771 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5772 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5773 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5774 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5775 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5776 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5777 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5778 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5779 (<avx512>_storedqu<mode>_mask): Likewise.
5780 (*sse4_2_pcmpestr_unaligned): Likewise.
5781 (*sse4_2_pcmpistr_unaligned): Likewise.
5782 (*mov<mode>_internal): Renamed to ...
5783 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5784 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5785 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5786 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5788 2016-04-19 Richard Biener <rguenther@suse.de>
5790 PR tree-optimization/70171
5791 * tree-ssa-phiprop.c: Include stor-layout.h.
5792 (phiprop_insert_phi): Handle the aggregate copy case.
5793 (propagate_with_phi): Likewise.
5795 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5797 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5798 instead of simplify_gen_subreg (... , 0).
5799 (ix86_delegitimize_address): Ditto.
5800 (ix86_split_divmod): Ditto.
5801 (ix86_split_copysign_const): Ditto.
5802 (ix86_split_copysign_var): Ditto.
5803 (ix86_expand_args_builtin): Ditto.
5804 (ix86_expand_round_builtin): Ditto.
5805 (ix86_expand_special_args_builtin): Ditto.
5806 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5807 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5808 (udivmodqi4): Ditto.
5809 (absneg splitters): Ditto.
5810 (*jcc_bt<mode>_1): Ditto.
5812 2016-04-19 Richard Biener <rguenther@suse.de>
5814 PR tree-optimization/70724
5815 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5816 restoring out from ...
5817 (free_scc_vn): ... here.
5818 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5819 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5821 (pass_fre::execute): Restore SSA info.
5823 2016-04-19 Richard Biener <rguenther@suse.de>
5825 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5826 * gimple-walk.c (walk_gimple_op): Initialize it.
5827 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5828 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5829 remapping SSA names of defs.
5830 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5833 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5836 * lra-constraints.c (equiv_substition_p): New.
5837 (process_alt_operands): Use it.
5838 (swap_operands): Swap it.
5839 (curr_insn_transform): Update it.
5841 2016-04-18 Michael Matz <matz@suse.de>
5843 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5844 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5845 * tree-core.h (tree_type_common.align): Use bit-field.
5846 (tree_type_common.spare): New.
5847 (tree_decl_common.off_align): Make smaller.
5848 (tree_decl_common.align): Use bit-field.
5850 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5851 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5852 (scan_sharing_clauses): Ditto.
5853 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5854 (omp_finish_file): Ditto.
5855 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5856 (layout_decl): Ditto.
5857 (relayout_decl): Ditto.
5858 (finalize_record_size): Use SET_TYPE_ALIGN.
5859 (finalize_type_size): Ditto.
5860 (finish_builtin_struct): Ditto.
5861 (layout_type): Ditto.
5862 (initialize_sizetypes): Ditto.
5863 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5864 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5865 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5866 (get_chain_field): Ditto.
5867 (get_trampoline_type): Ditto.
5868 (get_nl_goto_field): Ditto.
5869 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5871 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5872 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5873 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5874 (build_qualified_type): Use SET_TYPE_ALIGN.
5875 (build_aligned_type, build_range_type_1): Ditto.
5876 (build_atomic_base): Ditto.
5877 (build_common_tree_nodes): Ditto.
5878 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5879 (expand_one_stack_var_at): Ditto.
5880 * coverage.c (build_var): Use SET_DECL_ALIGN.
5881 * except.c (init_eh): Ditto.
5882 * function.c (assign_parm_setup_block): Ditto.
5883 * symtab.c (increase_alignment_1): Ditto.
5884 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5885 * tree-vect-stmts.c (ensure_base_align): Ditto.
5886 * varasm.c (align_variable): Ditto.
5887 (assemble_variable): Ditto.
5888 (build_constant_desc): Ditto.
5889 (output_constant_def_contents): Ditto.
5891 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5892 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5893 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5894 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5895 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5897 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5900 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5901 replace %vmovsd with "%vmovq".
5902 (vec_concatv2df): Likewise.
5904 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5906 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5907 (*vec_extractv2si_0): Ditto.
5908 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5909 (zero_extended_scalar_load_operand splitters): Ditto.
5910 (vec_extract splitters): Ditto.
5911 (*vec_extractv4si_0_zext): Ditto.
5912 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5914 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5915 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5916 (*sse4_1_extractps): Use lowpart_subreg.
5917 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5919 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5921 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5923 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5924 Mention Solaris 11 packaging changes.
5925 Update gas and gld requirements.
5926 Remove reference to pre-Solaris 10 bug.
5927 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5929 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5932 2016-04-17 Jan Hubicka <jh@suse.cz>
5934 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5935 max_loop_iterations_int.
5937 2016-04-18 Richard Biener <rguenther@suse.de>
5939 PR tree-optimization/43434
5940 * tree-ssa-structalias.c (struct vls_data): New.
5941 (visit_loadstore): Handle all pointer-based accesses.
5942 (compute_dependence_clique): Compute a bitmap of restrict tags
5943 assigned bases and pass it to visit_loadstore.
5945 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5948 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5949 armv8.1-a and armv8.1-a+crc.
5951 2016-04-18 Richard Biener <rguenther@suse.de>
5953 PR tree-optimization/70701
5954 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5955 references after translating through a memcpy.
5957 2016-04-18 Richard Biener <rguenther@suse.de>
5959 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5960 (compute_antic): ... here. For partial antic use regular
5961 postorder and scrap iteration.
5962 (compute_partial_antic_aux): Remove unused return value.
5963 (init_pre): Do not allocate postorder.
5964 (fini_pre): Do not free postorder.
5966 2016-04-18 Richard Biener <rguenther@suse.de>
5969 * expmed.c (extract_bit_field_1): Remove broken case
5970 using a wider MODE_INT mode.
5972 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5974 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5975 unless compiling with at least GCC-4.8.
5977 2016-04-17 Jan Hubicka <jh@suse.cz>
5980 * graphite.c (graphite_finalize): Update call to
5981 tree_estimate_probability.
5982 * predict.h (tree_estimate_probability): Update prototype.
5984 2016-04-17 Jan Hubicka <jh@suse.cz>
5986 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5987 (tree_estimate_probability): Likewise.
5988 (pass_profile::execute): Update.
5989 (report_predictor_hitrates): New function.
5990 * profile.c (compute_branch_probabilities): Use it.
5991 * predict.h (report_predictor_hitrates): Declare.
5993 2016-04-17 Jan Hubicka <jh@suse.cz>
5996 * cgraph.h (cgraph_node::set_const_flag,
5997 cgraph_node::set_pure_flag): Update prototype to return bool;
5999 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
6000 of interposable symbol are interposable, too.
6001 (cgraph_set_const_flag_1): Rename to ...
6002 (set_const_flag_1): ... this one; change to self recursive function
6003 instead of call_for_symbol_thunks_and_aliases. Handle correctly
6004 clearnig the flag in all variants and also virtual thunks of const
6005 functions are pure; track if any change was done.
6006 (cgraph_node::set_const_flag): Update.
6007 (struct set_pure_flag_info): New struct.
6008 (cgraph_set_pure_flag_1): Rename to ...
6009 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
6010 rather than pointer encoded flags; track if any changes was done;
6011 handle correctly clearning flag and setting flag of aliases already
6013 (cgraph_node::set_pure_flag): Update.
6014 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
6016 2016-04-17 Tom de Vries <tom@codesourcery.com>
6019 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
6022 2016-04-17 Tom de Vries <tom@codesourcery.com>
6024 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
6025 '{}<> ' as escape-for-record.
6027 2016-04-17 Tom de Vries <tom@codesourcery.com>
6029 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
6032 2016-04-17 Tom de Vries <tom@codesourcery.com>
6035 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
6036 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
6037 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
6038 * passes.c (finish_optimization_passes): Only call
6039 finish_graph_dump_file if dfi->graph_dump_initialized.
6040 (execute_function_dump, pass_init_dump_file): Use
6041 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
6043 2016-04-17 Tom de Vries <tom@codesourcery.com>
6045 PR tree-optimization/70256
6046 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
6047 (debug_varmap): New function.
6049 2016-04-17 Tom de Vries <tom@codesourcery.com>
6052 * passes.c (pass_manager::register_pass): Propagate pflags.
6054 2016-04-17 Tom de Vries <tom@codesourcery.com>
6057 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
6058 * passes.c (pass_manager::pass_manager): Declare and init p_start in
6059 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
6060 check if it's equal to p_start.
6061 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6063 2016-04-15 Jan Hubicka <jh@suse.cz>
6066 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6067 function does not bind to current def.
6068 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6069 handle conservatively calls to functions that does not need to bind
6071 (check_call): Update call of worse_state.
6072 (ignore_edge_for_nothrow): Update.
6073 (ignore_edge_for_pure_const): Likewise.
6074 (propagate_pure_const): Update calls to worse_state.
6075 (skip_function_for_local_pure_const): Reformat comments.
6077 2016-04-15 Jan Hubicka <jh@suse.cz>
6080 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6081 (cgraph_node::function_symbol): Likewise.
6082 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6083 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6084 (symtab_node::ultimate_alias_target): Add REF parameter.
6085 (symtab_node::binds_to_current_def_p): Declare.
6086 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6087 (cgraph_node::function_symbol): Likewise.
6088 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6089 (cgraph_node::get_availability): Likewise.
6090 (cgraph_edge::binds_to_current_def_p): New inline function.
6091 (varpool_node::get_availability): Add REF parameter.
6092 (varpool_node::ultimate_alias_target): Likewise.
6093 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6094 (symtab_node::binds_to_current_def_p): Likewise.
6095 * varpool.c (varpool_node::get_availability): Likewise.
6097 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6100 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6101 Fix mode size check.
6103 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6105 * BASE-VER: Set to 7.0.0.
6107 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6109 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6111 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6113 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6114 architecture revisions.
6116 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6118 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6119 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6120 * config/i386/i386.md (stack decrement to push peepholes): Guard
6121 with !x86_using_red_zone ().
6123 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6126 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6127 to dump_generic_node.
6128 (NIY): Pass also flags to do_niy.
6130 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6132 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6133 (simd_clone_vector_of_formal_parm_types)
6134 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6135 (simd_clone_mangle, simd_clone_create)
6136 (simd_clone_adjust_return_type, create_tmp_simd_array)
6137 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6138 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6139 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6140 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6141 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6142 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6143 * omp-simd-clone.c: ... this new file.
6144 (simd_clone_vector_of_formal_parm_types): Make it static.
6145 * Makefile.in (OBJS): Add omp-simd-clone.o.
6147 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6150 * config/i386/sse.md: Use proper memory operand modifiers.
6153 2016-04-15 Richard Biener <rguenther@suse.de>
6154 Alan Modra <amodra@gmail.com>
6156 PR tree-optimization/70130
6157 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6158 when alignment stays not the same and no not use the realign
6161 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6164 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6165 direct move handlers for KFmode. Change TFmode handlers test from
6166 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6168 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6171 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6172 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6173 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6174 * tree-ssa-live.c (remove_unused_scope_block_p): When
6175 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6176 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6177 block_ultimate_origin is FUNCTION_DECL.
6178 (remove_unused_locals): If current_function_decl is
6179 polymorphic_ctor_dtor_p, pass initial true to
6180 remove_unused_scope_block_p' is_ctor_dtor_block.
6182 2016-04-14 Martin Sebor <msebor@redhat.com>
6187 * doc/extend.texi (Variable Length): Revert.
6189 2016-04-14 Marek Polacek <polacek@redhat.com>
6190 Jan Hubicka <hubicka@ucw.cz>
6193 * tree.c (verify_type): Disable the canonical type of main variant
6196 2016-04-14 Jason Merrill <jason@redhat.com>
6198 * cfgexpand.c, expr.c: Revert previous change.
6200 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6203 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6204 when building a mem ref for the incoming reduction variable.
6206 2016-04-14 Richard Biener <rguenther@suse.de>
6208 PR tree-optimization/70614
6209 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6210 loop if the evolution dropped to chrec_dont_know.
6211 (interpret_condition_phi): Likewise.
6213 2016-04-14 Richard Biener <rguenther@suse.de>
6215 PR tree-optimization/70623
6216 * tree-ssa-pre.c (changed_blocks): Make global ...
6217 (compute_antic): ... local here. Move and fix worklist
6218 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6219 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6220 worklist handling, dump when ANTIC_IN changed.
6221 (compute_partial_antic_aux): Remove worklist handling.
6222 (init_pre): Do not compute post dominators. Add a comment about
6223 the CFG order chosen.
6224 (fini_pre): Do not free post dominators.
6226 2016-04-13 Martin Sebor <msebor@redhat.com>
6231 * doc/extend.texi (Variable Length): Document C++ specifics.
6233 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6236 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6237 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6238 eh edges have been purged.
6241 * tree-sra.c (create_access_replacement,
6242 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6244 * tree-pretty-print.c (dump_fancy_name): New function.
6245 (dump_decl_name, dump_generic_node): Use it.
6247 2016-04-13 Jason Merrill <jason@redhat.com>
6249 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6250 * expr.c (expand_expr_real_1): Likewise.
6252 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6254 * config/i386/i386.md (kunpckhi): Swap operands.
6255 (kunpcksi): Likewise.
6256 (kunpckdi): Likewise.
6257 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6258 (vec_pack_trunc_<mode>): Likewise.
6260 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6263 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6266 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6267 gimplification turns some element into non-constant.
6270 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6271 * explow.c (convert_memory_address_addr_space_1): No longer static,
6272 add NO_EMIT argument and don't call convert_modes if true, pass
6273 it down recursively, remove break after return.
6274 (convert_memory_address_addr_space): Adjust caller.
6275 * simplify-rtx.c (simplify_unary_operation_1): Call
6276 convert_memory_address_addr_space_1 instead of convert_memory_address,
6277 if it returns NULL, don't simplify.
6279 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
6282 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
6284 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6286 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6287 Bump the upper SIMDLEN limits, so that if the return type or
6288 characteristic type if the return type is void can be passed in
6289 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
6292 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6295 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
6296 Do not use "=" constraint on an input constraint.
6297 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6298 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6299 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
6300 generates (neg (abs ...)) instead of (abs ...).
6302 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6304 PR rtl-optimization/70596
6305 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
6306 just invalidate LRA data and reset them. Adjust dump wording.
6308 2016-04-12 Martin Liska <mliska@suse.cz>
6311 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6313 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6315 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6316 max_loop_iterations_int.
6317 (tree_unswitch_outer_loop): Likewise.
6318 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6319 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6321 2016-04-12 Tom de Vries <tom@codesourcery.com>
6323 PR tree-optimization/68756
6324 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
6325 instead of new_name.
6327 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6329 PR tree-optimization/70602
6330 * tree-sra.c (generate_subtree_copies): Don't write anything into
6331 constant pool decls.
6333 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
6334 regardless whether there are depend clauses or not.
6336 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6339 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
6340 target attribute and pragma from changing the -mfloat128
6341 and -mfloat128-hardware options.
6343 * doc/extend.texi (Additional Floating Types): Document PowerPC
6344 __float128 restrictions.
6346 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6349 * config/aarch64/driver-aarch64.c
6350 (aarch64_get_extension_string_for_isa_flags): New.
6351 (arch_extension): Rename to...
6352 (aarch64_arch_extension): ...This.
6353 (ext_to_feat_string): Rename to...
6354 (aarch64_extensions): ...This.
6355 (aarch64_core_data): Keep track of architecture extension flags.
6356 (cpu_data): Rename to...
6357 (aarch64_cpu_data): ...This.
6358 (aarch64_arch_driver_info): Keep track of architecture extension
6360 (get_arch_name_from_id): Rename to...
6361 (get_arch_from_id): ...This, change return type.
6362 (host_detect_local_cpu): Update and reformat for renames, handle
6363 extensions through common infrastructure.
6365 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6368 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
6369 track of a canonical flag name.
6370 (all_extensions): Likewise.
6371 (arch_to_arch_name): Also track extension flags enabled by the arch.
6372 (all_architectures): Likewise.
6373 (aarch64_parse_extension): Move to here.
6374 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
6376 (aarch64_rewrite_selected_cpu): Update for above change.
6377 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
6378 are handled, such that the single explicit value enabled by an
6379 extension is kept seperate from the implicit values it also enables.
6380 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
6382 (aarch64_parse_extension): New.
6383 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
6384 here to config/aarch64/aarch64-protos.h.
6385 (aarch64_parse_extension): Move from here to
6386 common/config/aarch64/aarch64-common.c.
6387 (aarch64_option_print): Update.
6388 (aarch64_declare_function_name): Likewise.
6389 (aarch64_start_file): Likewise.
6390 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
6391 the canonical flag for extensions.
6392 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
6395 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6397 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
6400 2016-04-09 Tom de Vries <tom@codesourcery.com>
6402 PR tree-optimization/68953
6403 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
6404 first to last subscript.
6406 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6408 PR tree-optimization/70586
6409 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6412 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6416 PR tree-optimization/70373
6420 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6421 clauses for acc parallel reductions as necessary. Error on those
6423 * omp-low.c (scan_sharing_clauses): Don't install variables which
6424 are used in acc parallel reductions.
6425 (lower_rec_input_clauses): Remove dead code.
6426 (lower_oacc_reductions): Add support for reference reductions.
6427 (lower_reduction_clauses): Remove dead code.
6428 (lower_omp_target): Don't remap variables appearing in acc parallel
6430 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6432 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6435 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6436 with multiple SSA_NAME defs, force the outputs other than first
6437 to be live before calling live_track_process_def on each output.
6439 PR rtl-optimization/70574
6440 * fwprop.c (forward_propagate_and_simplify): Don't add
6441 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6442 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6443 paradoxical subregs within *loc.
6445 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6447 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6448 -ftree-parallelize-loops={0,1}.
6449 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6450 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6451 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6452 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6453 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6455 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6458 * asan.c (instrument_derefs): If we get unknown location, extract it
6460 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6462 2016-04-08 Tom de Vries <tom@codesourcery.com>
6464 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6465 implicit firstprivate clause.
6467 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6470 * config/arm/thumb2.md (tst + branch-> lsls + branch
6471 peephole below *orsi_not_shiftsi_si): Require that condition
6472 register is dead after the peephole.
6473 (second peephole after the above): Likewise.
6475 2016-04-08 Alan Modra <amodra@gmail.com>
6478 * builtins.c (fold_builtin_classify): For IBM extended precision,
6479 look at just the high-order double to test for NaN.
6480 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6481 test just the high double for Inf but both doubles for subnormal
6484 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6486 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6487 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6488 node->simdclone->mask_mode != VOIDmode masks.
6489 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6490 earlier, use it instead of node->simdclone.
6491 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6492 Set clonei->mask_mode.
6494 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6497 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6498 Pass it through to cp_parser_already_scoped_statement.
6499 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6500 it through to cp_parser_statement.
6501 (cp_parser_statement): Pass IF_P through to
6502 cp_parser_iteration_statement.
6503 (cp_parser_pragma): Adjust call to
6504 cp_parser_iteration_statement.
6506 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6509 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6510 resolve a future -Wparentheses warning.
6511 * omp-low.c (scan_sharing_clauses): Likewise.
6512 * tree-parloops.c (eliminate_local_variables): Likewise.
6514 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6516 PR rtl-optimization/70398
6517 * lra-constraints.c (process_address_1): Check zero scale and code
6518 for reloading with zero scale.
6520 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6522 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6523 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6525 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6527 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6528 Add support for AVX512F clones, include them by default for
6529 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6530 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6534 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6535 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6536 firstprivate clauses.
6537 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6538 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6539 (lower_omp_target): Set TREE_NO_WARNING for
6540 non-addressable possibly uninitialized vars which are copied into
6541 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6543 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6545 * config/pa/predicates.md (integer_store_memory_operand): Accept
6546 REG+D operands with a large offset when reload_in_progress is true.
6547 (floating_point_store_memory_operand): Likewise.
6549 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6552 * match.pd (nested int casts): Limit to GIMPLE.
6554 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6557 * ipa-devirt.c (maybe_record_node): Fix comment; use
6558 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6560 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6562 PR rtl-optimization/70542
6563 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6564 if there are any uses other than insn or debug insns.
6566 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6567 Jakub Jelinek <jakub@redhat.com>
6569 PR tree-optimization/70509
6570 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6571 Shift HOST_WIDE_INT_1U instead of 1.
6573 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6575 PR tree-optimization/70509
6576 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6577 of the vector base type for index.
6579 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6582 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6584 2016-04-05 Richard Biener <rguenther@suse.de>
6586 PR tree-optimization/70526
6587 * tree-sra.c (build_ref_for_offset): Use prev_base to
6588 extract the alias pointer type.
6590 2016-04-05 Richard Biener <rguenther@suse.de>
6592 * dse.c (struct store_info): Remove alias_set member.
6593 (struct read_info_type): Likewise.
6594 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6595 spill_deleted, clear_alias_set_lookup): Remove.
6596 (get_group_info): Remove dead base == NULL_RTX case.
6597 (dse_step0): Remove initialization of removed variables.
6598 (delete_dead_store_insn): Reomve alias set dumping.
6599 (free_read_records): Remove alias_set handling.
6600 (canon_address): Remove alias_set_out parameter.
6601 (record_store): Remove spill_alias_set, it's always zero.
6602 (check_mem_read_rtx): Likewise.
6603 (dse_step2): Rename from ...
6604 (dse_step2_nospill): ... this. Adjust.
6605 (scan_stores): Rename from ...
6606 (scan_stores_nospill): ... this.
6607 (scan_reads): Rename from ...
6608 (scan_reads_nospill): ... this.
6609 (scan_stores_spill, scan_reads_spill): Remove.
6610 (dse_step3_scan): Remove for_spills argument which is always false.
6611 (dse_step3): Likewise.
6612 (dse_step5): Rename from ...
6613 (dse_step5_nospill): ... this. Remove alias_set handling.
6614 (rest_of_handle_dse): Adjust.
6616 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6619 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6620 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6621 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6622 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6624 2016-04-05 Richard Biener <rguenther@suse.de>
6627 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6628 non-register type temporaries into SSA.
6630 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6633 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6634 calls when sanitizing.
6635 (possible_polymorphic_call_target_p): Fix formatting.
6637 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6638 Jakub Jelinek <jakub@redhat.com>
6641 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6642 to ensure a call statement is compatible with a built-in's
6644 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6647 2016-04-04 Richard Biener <rguenther@suse.de>
6649 PR rtl-optimization/70484
6650 * rtl.h (canon_output_dependence): Declare.
6651 * alias.c (canon_output_dependence): New function.
6652 * dse.c (record_store): Use canon_output_dependence rather
6653 than canon_true_dependence.
6655 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6658 * cgraph.h (symtab_node::copy_visibility_from): New function.
6659 * symtab.c (symtab_node::copy_visibility_from): New function.
6660 * ipa-visibility.c (optimize_weakref): New function.
6661 (function_and_variable_visibility): Use it.
6663 2016-04-04 Martin Liska <mliska@suse.cz>
6666 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6667 value that is really in range handled by SBR instruction.
6668 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6669 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6670 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6672 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6676 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6677 set, but not for SP_REG operands.
6679 2016-04-02 Martin Sebor <msebor@redhat.com>
6682 * fold-const.c (maybe_nonzero_address): New function.
6683 (fold_comparison): Call it. Fold equality and relational
6684 expressions involving null pointers.
6685 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6687 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6689 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6690 the "Y" constraint (scalar FP 0.0 immediate).
6692 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6693 Add the "const_double" to the list of operand constraints.
6695 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6697 PR rtl-optimization/70467
6698 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6699 If low word of the last operand is 0, just emit addition/subtraction
6702 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6705 * config/s390/s390.c (s390_expand_insv): Check for everything
6706 constant instead of just VOIDmode stuff.
6708 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6711 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6713 2016-04-01 Nathan Sidwell <nathan@acm.org>
6715 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6717 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6719 PR rtl-optimization/70461
6720 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6723 2016-03-31 Martin Liska <mliska@suse.cz>
6726 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6727 a tree value or an immediate integer value to a buffer
6728 that is eventually copied to a BRIG section.
6729 (emit_immediate_operand): Call the function here.
6730 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6731 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6732 of class' fields that are removed.
6733 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6734 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6735 m_brig_repr_size fields.
6737 2016-03-31 Martin Liska <mliska@suse.cz>
6740 * hsa-gen.c (hsa_function_representation::update_dominance): New
6742 (convert_addr_to_flat_segment): Likewise.
6743 (gen_hsa_memory_set): New alignment argument.
6744 (gen_hsa_ctor_assignment): Likewise.
6745 (gen_hsa_insns_for_single_assignment): Provide alignment
6746 to gen_hsa_ctor_assignment.
6747 (gen_hsa_insns_for_direct_call): Add new argument.
6748 (expand_lhs_of_string_op): New function.
6749 (expand_string_operation_builtin): Likewise.
6750 (expand_memory_copy): New function.
6751 (expand_memory_set): New function.
6752 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6753 (convert_switch_statements): Change signature.
6754 (generate_hsa): Use a return value of the function.
6755 (pass_gen_hsail::execute): Do not call
6756 convert_switch_statements here.
6757 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6758 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6759 (hsa_function_representation::update_dominance): New function.
6761 2016-03-31 Martin Liska <mliska@suse.cz>
6764 * hsa-brig.c (emit_directive_variable): Emit alignment
6765 according to hsa_symbol::m_align.
6766 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6767 (dump_hsa_symbol): Dump alignment of HSA symbols.
6768 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6769 (gen_hsa_addr_with_align): New function.
6770 (hsa_bitmemref_alignment): Use newly added function.
6771 (gen_hsa_insns_for_load): Likewise.
6772 (gen_hsa_insns_for_store): Likewise.
6773 (gen_hsa_memory_copy): New argument added.
6774 (gen_hsa_insns_for_single_assignment): Respect
6775 alignment for assignments processed via gen_hsa_memory_copy.
6776 (gen_hsa_insns_for_direct_call): Likewise.
6777 (gen_hsa_insns_for_return): Likewise.
6778 (gen_function_def_parameters): Set default alignment.
6779 * hsa.c (hsa_object_alignment): New function.
6780 (hsa_byte_alignment): Pasted function.
6781 * hsa.h (hsa_symbol::m_align): New field.
6783 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6785 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6786 scratch field for goto case.
6788 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6790 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6792 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6795 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6796 (scalar_chain::convert_insn): Call convert_op for reg
6797 moves to handle undefined registers.
6799 2016-03-31 Nathan Sidwell <nathan@acm.org>
6802 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6803 Assert we don't want to move backwards.
6805 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6808 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6810 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6812 PR rtl-optimization/70460
6813 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6814 with operand from REG_LABEL_OPERAND, instead substitute
6815 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6816 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6818 2016-03-31 Martin Liska <mliska@suse.cz>
6820 * passes.c (execute_one_pass): Do not call
6821 todo_after for a discarded function.
6823 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6825 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6826 (no_cost, infinite_cost): Initialize the new field.
6827 (get_computation_cost_at): Record setup cost.
6828 (determine_use_iv_cost_address): Skip cost computation for sub
6829 uses if we can estimate it without losing accuracy.
6831 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6833 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6835 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6836 max_loop_iterations_int.
6837 (tree_unswitch_outer_loop): Likewise.
6838 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6839 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6841 2016-03-30 Richard Biener <rguenther@suse.de>
6844 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6846 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6849 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6850 in gen_blendm expander.
6852 2016-03-30 Nick Clifton <nickc@redhat.com>
6855 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6856 case where we are already provided with an SImode SUBREG.
6858 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6861 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6862 conflict between DRAP register and __builtin_eh_return.
6864 2016-03-30 Michael Matz <matz@suse.de>
6865 Richard Biener <rguenther@suse.de>
6868 * ipa-polymorphic-call.c (struct type_change_info): Change
6869 speculative to an unsigned allowing to limit the work we do.
6870 (csftc_abort_walking_p): New inline function..
6871 (check_stmt_for_type_change): Limit the number of may-defs
6872 skipped for speculative devirtualization to
6873 max-speculative-devirt-maydefs.
6874 * params.def (max-speculative-devirt-maydefs): New param.
6875 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6877 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6880 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6883 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6885 PR tree-optimization/59124
6886 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6887 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6889 2016-03-29 Jeff Law <law@redhat.com>
6891 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6893 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6895 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6898 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6900 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6901 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6902 gcrt0.o if linking dynamically.
6904 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6907 * ipa-devirt.c (methods_equal_p): New function.
6908 (compare_virtual_tables): Use it.
6909 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6910 * cgraphclones.c (clone_function_name_1): Use
6911 symbol_table::symbol_suffix_separator.
6912 * coverage.c (build_var): Likewise.
6913 * symtab.c (symbol_table::symbol_suffix_separator): New.
6915 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6917 PR rtl-optimization/70429
6918 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6919 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6920 mode != result_mode.
6923 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6925 PR tree-optimization/70405
6926 * ssa-iterators.h (num_imm_uses): Add missing braces.
6928 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6930 PR rtl-optimization/68695
6931 * ira-color.c (allocno_copy_cost_saving): New.
6932 (improve_allocation): Use it.
6934 2016-03-29 Richard Henderson <rth@redhat.com>
6937 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6939 2016-03-29 Richard Biener <rguenther@suse.de>
6942 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6943 use alignment returned by get_pointer_alignment_1 if it is
6944 bigger than BITS_PER_UNIT.
6945 * builtins.c (get_pointer_alignment_1): Do not return true
6946 for alignment extracted from SSA info.
6948 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6950 * config/ft32/ft32.opt (mnodiv): New.
6951 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6952 * doc/invoke.texi (FT32 Options -mnodiv): New.
6954 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6957 * config/i386/i386.md (define_split, andn): Fix modes.
6959 2016-03-26 Richard Biener <rguenther@suse.de>
6960 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6963 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6965 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6966 as 2nd argument to cl_optimization_restore().
6968 2016-03-25 Richard Henderson <rth@redhat.com>
6971 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6972 * config/aarch64/aarch64-protos.h: Declare it.
6973 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6975 2016-03-25 Alan Modra <amodra@gmail.com>
6978 * config/rs6000/constraints.md (j): Simplify.
6979 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6981 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6982 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6983 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6984 in all constraint alternatives.
6985 (movtd_64bit_nodm): Delete "j" constraint alternative.
6987 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6989 * tree-ssa-propagate.c: Enhance docs for
6990 SSA_PROP_NOT_INTERESTING.
6992 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6994 * doc/extend.texi: Fix typo in documentation to pure attribute.
6996 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
6999 * config/pa/pa.md (bswapdi2): Use a scratch register.
7001 2016-03-24 Richard Henderson <rth@redhat.com>
7004 * fold-const.c (extract_muldiv_1): Correct test for multiplication
7007 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
7009 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
7010 using ix86_expand_binary_operator instead of gen_andsi3.
7012 2016-03-24 Richard Biener <rguenther@suse.de>
7014 PR tree-optimization/70396
7015 * tree-vect-stmts.c (vectorizable_comparison): Use
7016 get_vectype_for_scalar_type.
7018 2016-03-24 Richard Biener <rguenther@suse.de>
7021 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
7022 with register bases.
7024 2016-03-24 Richard Biener <rguenther@suse.de>
7026 PR tree-optimization/70372
7027 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
7028 build_all_ones_cst to also handle vector types correctly.
7030 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7033 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
7036 2016-03-23 Marek Polacek <polacek@redhat.com>
7039 * doc/invoke.texi: Document -Wignored-attributes.
7041 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7043 PR tree-optimization/69042
7044 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
7045 parameter from 30 to 40.
7047 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7049 PR tree-optimization/69042
7050 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
7051 for use with constant offset stripped in base.
7053 2016-03-23 Richard Biener <rguenther@suse.de>
7056 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
7057 mode compatibility check.
7058 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7060 2016-03-23 Jeff Law <law@redhat.com>
7062 PR tree-optimization/64058
7063 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7065 (struct ssa_conflicts): Move up earlier in the file.
7066 (conflicts_, var_map_): New static variables.
7067 (initialize_conflict_count): New function to initialize the
7068 CONFLICT_COUNT field for each conflict pair.
7069 (compare_pairs): Lazily initialize the conflict count and use it
7070 as the first tie-breaker.
7071 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7072 and wipe conflicts_ and map_ around the call to qsort. Remove
7073 special case for 2 coalesce pairs.
7074 * bitmap.c (bitmap_count_unique_bits): New function.
7075 (bitmap_count_bits_in_word): New function, extracted from
7077 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7078 * bitmap.h (bitmap_count_unique_bits): Declare it.
7080 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7083 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7084 transparent alias chain for decl assembler name.
7085 * config/sol2.c (solaris_assemble_visibility): Likewise.
7087 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7089 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7091 (v10_fdivs): Likewise.
7092 (v10_fdivd): Likewise.
7094 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7097 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7098 to not call fclose twice on file.
7100 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7102 PR tree-optimization/70354
7103 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7104 oprnd0 is wider than oprnd1 and there is a cast from the wider
7105 type to oprnd1, mask it with the mask of the narrower type.
7108 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7109 Optimize TARGET_STV splitters, if high or low word of last argument
7112 2016-03-22 Jeff Law <law@redhat.com>
7115 tree-ssa-threadbackward.c
7116 (fsm_find_control_statement_thread_paths): Correctly distinguish
7117 between old style jump threads vs FSM jump threads.
7119 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7122 * config/i386/i386.c (scalar_chain::convert_op): Support
7123 uninitialized register usage case.
7125 2016-03-22 Richard Biener <rguenther@suse.de>
7128 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7130 (capture::gen_transform): ... to change behavior when substituting
7131 a condition into cond or not-cond expr context.
7132 (dt_simplify::gen_1): Adjust.
7133 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7134 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7135 last change and instead change to
7136 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7137 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7139 2016-03-22 Anthony Green <green@moxielogic.com>
7141 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7142 issue for moxiebox targets.
7143 (CC1PLUS_SPEC): Ditto.
7145 2016-03-22 Richard Biener <rguenther@suse.de>
7148 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7151 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7153 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7155 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7158 * config/i386/i386.c (def_builtin): Handle
7159 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7161 (const struct builtin_description bdesc_special_args[]):
7162 Remove duplicate ISA bits.
7164 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7167 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7168 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7169 in a way that works also for AVX512BW.
7172 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7173 instead of source if operands[1] is xmm16 and above and
7174 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7175 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7178 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7179 on assign if (*from_p) is a comparison, set it to
7180 TREE_NO_WARNING (*from_p).
7182 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7185 * lra.c (restore_scratches): Ignore deleted insns.
7187 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7188 Jakub Jelinek <jakub@redhat.com>
7190 PR tree-optimization/70317
7191 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7194 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7197 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7198 of ix86_expand_move.
7200 (movti): Use general_operand for operand 1 predicate.
7202 2016-03-21 Martin Liska <mliska@suse.cz>
7204 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7206 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7208 2016-03-21 Martin Liska <mliska@suse.cz>
7211 * ipa-icf.c (sem_function::parse): Skip static
7212 constructors and destructors.
7214 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7217 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7218 function-like macro, peek following token(s) if it is followed
7219 by CPP_OPEN_PAREN token with optional padding in between, and
7220 if not, don't treat it like a macro.
7222 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7223 Alexander Monakov <amonakov@ispras.ru>
7225 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7226 for the stabs debug format.
7228 2016-03-21 Richard Biener <rguenther@suse.de>
7230 PR tree-optimization/70310
7231 * tree-vect-generic.c (expand_vector_condition): Fold the built
7234 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7237 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7238 Block third alternative for AVX-512VL target,
7240 2016-03-21 Martin Liska <mliska@suse.cz>
7243 * hsa-brig.c (emit_function_directives): Mark unemitted
7244 global variables for emission.
7245 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7246 (get_symbol_for_decl): Likewise.
7247 * hsa.h (struct hsa_symbol): New flag.
7249 2016-03-21 Richard Biener <rguenther@suse.de>
7251 PR tree-optimization/70288
7252 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7253 we do not estimate unsimplified all-constant conditionals or
7254 switches as optimized away.
7256 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7258 PR rtl-optimization/69102
7259 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7260 when we have a readonly dependency context.
7262 2016-03-18 Jeff Law <law@redhat.com>
7264 PR rtl-optimization/70263
7265 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7266 (update_equiv_regs): When trying to move a store to after the insn
7267 that sets the source of the store, make sure the store occurs after
7268 the insn that sets the source of the store. When successful note
7269 the REG_EQUIV note created in the dump file.
7271 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
7272 Bernd Schmidt <bschmidt@redhat.com>
7274 * doc/extend.texi: Document more potential problems with basic asms.
7276 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
7278 PR rtl-optimization/70278
7279 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
7282 2016-03-18 Jason Merrill <jason@redhat.com>
7284 * calls.c (load_register_parameters): Fix zero size sibcall logic.
7286 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
7288 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
7289 values to 128b regs.
7291 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7293 PR tree-optimization/70252
7294 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
7295 boolean vector has a proper number of elements.
7296 (supportable_narrowing_operation): Likewise.
7298 2016-03-18 Tom de Vries <tom@codesourcery.com>
7301 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
7303 2016-03-18 Jakub Jelinek <jakub@redhat.com>
7305 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
7306 instead of replace_rtx for DEBUG_INSNs.
7308 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7310 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
7311 load type reservations.
7313 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
7316 * config/pa/constraints.md: Revert 2015-02-13 change. Use
7317 define_constraint for "Q" and "T" constraints.
7319 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
7321 Tweak the pipeline model for Exynos M1
7323 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
7326 2016-03-17 David Malcolm <dmalcolm@redhat.com>
7329 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
7330 where one or both locations aren't within a line_map.
7332 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
7335 * opts.c (finish_options): Don't set flag_pie to the default if
7336 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
7339 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
7341 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
7342 true as ALL_REGS argument to replace_rtx.
7344 2016-03-17 Richard Biener <rguenther@suse.de>
7347 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
7350 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7353 * rtl.h (replace_rtx): Add ALL_REGS argument.
7354 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
7355 equality and assert mode is the same, instead of just rtx pointer
7357 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
7358 true as ALL_REGS argument to replace_rtx.
7360 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
7362 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
7363 for boolean vector with vector mode only.
7364 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7366 2016-03-17 Nick Clifton <nickc@redhat.com>
7369 * config/rx/rx.c (rx_print_integer): Print negative constants in
7372 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7375 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
7377 2016-03-16 Richard Henderson <rth@redhat.com>
7378 Richard Biener <rguenth@suse.de>
7383 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
7384 first operand as is_gimple_condexpr.
7389 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
7390 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
7391 Do not gimplify the result.
7392 (do_unop): Adjust call to tree_vec_extract.
7393 (do_binop): Likewise.
7394 (do_compare): Likewise.
7395 (do_plus_minus): Likewise.
7396 (do_negate): Likewise.
7397 (expand_vector_condition): Likewise.
7398 (do_cond): Likewise.
7400 2016-03-16 Richard Henderson <rth@redhat.com>
7403 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
7404 (aarch64_classify_address): Use it.
7405 (aarch64_legitimize_address): Force all subexpressions of PLUS
7406 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7408 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7409 Richard Biener <rguenth@suse.de>
7412 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7413 return to even if only REGNO is equal, and assert
7416 2016-03-11 Jeff Law <law@redhat.com>
7418 PR rtl-optimization/70224
7419 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7421 2016-03-16 Richard Henderson <rth@redhat.com>
7424 * function.h (struct function): Add has_forced_label_in_static.
7425 * gimplify.c (force_labels_r): Set it.
7426 * lto-streamer-in.c (input_struct_function_base): Read it.
7427 * lto-streamer-out.c (output_struct_function_base): Write it.
7428 * tree-inline.c (has_label_address_in_static_1): Remove.
7429 (copy_forbidden): Remove fndecl parameter; test
7430 has_forced_label_in_static.
7431 (inline_forbidden_p): Update call to copy_forbidden.
7432 (tree_versionable_function_p): Likewise.
7433 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7434 (chkp_versioning): Likewise.
7435 * tree-inline.h (copy_forbidden): Update decl.
7437 2016-03-16 Marek Polacek <polacek@redhat.com>
7440 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7441 function being thunked if the result type doesn't have fixed size.
7442 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7443 doesn't have fixed size.
7445 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7447 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7448 reporting malformed loop nest.
7450 2016-03-16 Tom de Vries <tom@codesourcery.com>
7453 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7454 nodes.length () == 1 test to before first nodes[0] access.
7456 2016-03-16 Tom de Vries <tom@codesourcery.com>
7458 PR tree-optimization/68715
7459 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7462 2016-03-16 Tom de Vries <tom@codesourcery.com>
7464 PR tree-optimization/68809
7465 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7468 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7469 Sandra Loosemore <sandra@codesourcery.com>
7471 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7472 on leaf attribute. Mention ELF interposition problems.
7474 2016-03-16 Alan Modra <amodra@gmail.com>
7476 PR rtl-optimization/69195
7477 PR rtl-optimization/47992
7478 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7481 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7484 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7486 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7488 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7490 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7492 PR rtl-optimization/70222
7493 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7494 optimization if mode is different from result_mode, queue up masking
7495 of the result in outer_op. Formatting fix.
7498 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7501 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7503 PR rtl-optimization/69032
7504 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7505 looping backwards over basic block insns.
7507 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7510 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7511 to non-speculative when propagating trap bits.
7513 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7515 PR rtl-optimization/63384
7516 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7519 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7522 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7523 factored out from ...
7524 (sched_analyze_insn): ... here.
7525 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7526 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7527 get_implicit_reg_pending_clobbers in it.
7528 (setup_id_reg_sets): Use setup_id_implicit_regs.
7529 (deps_init_id): Ditto.
7531 2016-03-15 Tom de Vries <tom@codesourcery.com>
7534 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7536 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7537 execute_function_dump.
7538 (execute_one_pass): Don't dump function if it will be dumped after ipa
7541 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7543 * genrecog.c (match_pattern_2): If pred is NULL don't call
7544 safe_predicate_mode on it.
7546 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7549 * lra-constraints.c (delete_move_and_clobber): Change assertion
7550 to also allow dregno == 0.
7552 2016-03-14 Richard Henderson <rth@redhat.com>
7555 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7556 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7557 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7558 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7561 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7564 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7566 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7568 * lra-constraints.c (split_reg): For hard regs, try to find the
7569 biggest single-register mode used in the function.
7571 2016-03-14 Richard Biener <rguenther@suse.de>
7573 PR tree-optimization/56365
7574 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7575 constants to compare against.
7577 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7580 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7581 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7582 (define_split for the GPR case): Use int_reg_operand instead of
7583 gpc_reg_operand for the output.
7585 2016-03-14 Tom de Vries <tom@codesourcery.com>
7587 PR tree-optimization/70045
7588 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7589 create_empty_if_region_on_edge argument.
7591 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7593 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7594 (STACK_CHECK_PROTECT): Likewise.
7595 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7596 (STACK_CHECK_PROTECT): Likewise.
7597 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7598 (STACK_CHECK_PROTECT): Likewise.
7599 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7600 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7601 (STACK_CHECK_PROTECT): Likewise.
7603 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7605 PR rtl-optimization/69307
7606 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7607 registers in modes that span more than one register.
7609 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7612 * lra-constraints.c (delete_move_and_clobber): New.
7613 (remove_inheritance_pseudos): Use it.
7615 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7618 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7619 the libcall is LCT_THROW.
7620 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7621 for the checking routine.
7623 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7626 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7627 optimization if we have direct move.
7628 (roundu32<mode>2_fprs): Likewise.
7630 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7633 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7635 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7636 Arguments swapped. All callers changed. Take reg_renumber into
7637 account, and Calculate and compare register ranges for hard regs.
7639 2016-03-11 Jeff Law <law@redhat.com>
7641 PR tree-optimization/70190
7642 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7643 Handle cases where we can not extract the taken edge, even though we
7644 found a constant value.
7646 PR tree-optimization/64058
7647 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7648 (num_coalesce_pairs): Move up earlier in file.
7649 (find_coalesce_pair): Initialize the INDEX field for each pair
7651 (compare_pairs): No longer sort on the elements in each pair.
7652 Instead break ties with the index of the coalesce pair.
7654 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7657 * config/aarch64/aarch64-protos.h
7658 (aarch64_save_restore_target_globals): New prototype.
7659 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7660 Call the above when popping pragma.
7661 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7663 (aarch64_set_current_function): Rewrite using the above.
7665 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7667 PR tree-optimization/70177
7668 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7669 (extract_ops_from_tree): ... this. In the 2 argument
7670 overload remove _1 suffix.
7671 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7672 (extract_ops_from_tree): ... this.
7673 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7675 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7676 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7677 extract_ops_from_tree instead of 2 operand one.
7679 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7681 PR tree-optimization/70013
7682 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7683 for constant-pool entries.
7685 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7687 PR rtl-optimization/70174
7688 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7689 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7691 PR tree-optimization/70169
7692 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7693 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7696 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7697 Jakub Jelinek <jakub@redhat.com>
7700 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7701 of uninitialized values.
7703 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7705 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7707 ("*trunctddd2"): New pattern definition.
7708 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7711 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7713 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7714 definitions for BFP and DFP rounding modes.
7715 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7716 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7717 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7718 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7721 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7723 * config/s390/constraints.md: Adjust comment.
7724 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7725 s390_decompose_addrstyle_without_index.
7726 * config/s390/predicates.md (shift_count_or_setmem_operand):
7727 Rename to setmem_operand.
7728 * config/s390/s390-protos.h
7729 (s390_decompose_shift_count): Rename to
7730 s390_decompose_addrstyle_without_index.
7731 * config/s390/s390.c (s390_decompose_shift_count)
7732 (s390_mem_constraint, print_shift_count_operand)
7733 (print_operand_address, print_operand): Rename
7734 s390_decompose_shift_count to
7735 s390_decompose_addrstyle_without_index and rename
7736 print_shift_count_operand to print_addrstyle_operand troughout the
7738 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7739 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7740 Rename shift_count_or_setmem_operand to setmem_operand.
7741 * config/s390/vx-builtins.md ("vec_insert<mode>")
7742 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7745 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7748 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7749 Handle overlapping retval and newval.
7751 2016-03-10 Nick Clifton <nickc@redhat.com>
7754 * config/aarch64/aarch64.c
7755 (aarch64_override_options_after_change_1): When forcing
7756 flag_omit_frame_pointer to be true, use a special value that can
7757 be detected if this function is called again, thus preventing
7758 flag_omit_leaf_frame_pointer from being forced to be false.
7760 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7762 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7763 Set x_flag_omit_leaf_frame_pointer when handling
7764 -momit-leaf-frame-pointer.
7766 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7769 * cgraph.c (cgraph_node::dump): Dump split_part and
7770 indirect_call_target.
7771 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7772 * ipa.c (has_addr_references_p): Cleanup.
7773 (is_indirect_call_target_p): New.
7774 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7775 called indirectly as local.
7776 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7778 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7781 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7782 on cxa_pure_virtual.
7784 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7787 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7789 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7792 * tree.c (need_assembler_name_p): Only record main variant type names.
7794 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7797 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7798 Always define to 0 or 1.
7799 (TARGET_FIX_ERR_A53_843419): New macro.
7800 * config/aarch64/aarch64-elf-raw.h
7801 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7802 * config/aarch64/aarch64-linux.h: Likewise.
7803 * config/aarch64/aarch64.c
7804 (aarch64_override_options_after_change_1): Do not default
7805 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7807 (aarch64_attributes): Handle fix-cortex-a53-843419.
7808 (aarch64_can_inline_p): Likewise.
7809 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7811 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7812 Jakub Jelinek <jakub@redhat.com>
7814 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7815 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7816 DECL_COMMONS if flag_unconstrained_commons is set.
7817 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7818 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7819 (funconstrained-commons): Document.
7821 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7823 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7824 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7826 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7828 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7829 has a proper number of elements.
7831 2016-03-10 Alan Modra <amodra@gmail.com>
7833 PR rtl-optimization/69195
7834 PR rtl-optimization/47992
7835 * ira.c (recorded_label_ref): Delete.
7836 (update_equiv_regs): Return void.
7837 (indirect_jump_optimize): New function.
7838 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7839 before regstat_compute_ri. Don't rebuild_jump_labels here.
7840 Delete update_regstat.
7842 2016-03-10 Richard Biener <rguenther@suse.de>
7844 PR tree-optimization/70128
7845 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7846 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7848 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7850 PR tree-optimization/70152
7851 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7852 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7855 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7856 instead of gen_sse2_loadlpd.
7857 * config/i386/sse.md (*vec_concatv2df): Rename to...
7858 (vec_concatv2df): ... this.
7860 PR tree-optimization/70127
7861 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7863 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7867 * diagnostic-show-locus.c (compatible_locations_p): New function.
7868 (layout::layout): Sanitize ranges using compatible_locations_p.
7870 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7874 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7875 location_range param with three const expanded_locations * and a
7877 (layout::layout): Replace call to
7878 rich_location::lazily_expand_location with get_expanded_location.
7879 Extract the range and perform location expansion here, passing
7880 the results to the layout_range ctor.
7881 * diagnostic.c (source_range::debug): Delete.
7882 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7883 of rich_location::get_expanded_location.
7884 * gcc-rich-location.c (get_range_for_expr): Delete.
7885 (gcc_rich_location::add_expr): Reimplement to avoid the
7886 rich_location::add_range overload that took a location_range,
7887 passing a location_t instead.
7889 2016-03-09 Richard Biener <rguenther@suse.de>
7890 Jakub Jelinek <jakub@redhat.com>
7892 PR tree-optimization/70138
7893 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7894 Also skip vect_double_reduction_def.
7896 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7899 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7900 if the operand is "m".
7902 2016-03-09 Nathan Sidwell <nathan@acm.org>
7904 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7906 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7908 * config/i386/i386.c (processor_target_table): Fix cost table
7909 intialization order for znver1.
7911 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7913 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7914 - becuase -> because.
7915 * ipa-reference.c (ignore_module_statics): Likewise.
7916 * cgraph.c (cgraph_node::get_body): Likewise.
7917 * ipa-inline.c (early_inliner): Likewise.
7918 * ipa-devirt.c (types_same_for_odr): Likewise.
7919 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7920 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7922 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7924 * tree-ssa-math-opts.c: Fix typo in comment.
7926 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7929 * config/i386/i386.c (scalar_chain::make_vector_copies,
7930 scalar_chain::convert_reg): Call end_sequence in between
7931 get_insns and emit_conversion_insns rather than after both
7934 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7937 * config/i386/i386.h (machine_function): Add
7938 pc_thunk_call_expanded flag.
7939 (ix86_pc_thunk_call_expanded): New define.
7940 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7941 (*set_got): Rename insn pattern from set_got.
7942 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7943 * config/i386/i386.c (ix86_compute_frame_layout): Use
7944 ix86_pc_thunk_call_expanded to prevent red-zone.
7946 2016-03-07 Martin Jambor <mjambor@suse.cz>
7948 * hsa.h (hsa_get_ctor_statements): Declare.
7949 (hsa_get_dtor_statements): Likewise.
7950 (hsa_get_kernel_dispatch_type): Likewise.
7951 * hsa.c (hsa_get_ctor_statements): New function.
7952 (hsa_get_dtor_statements): Likewise.
7953 (hsa_get_kernel_dispatch_type): Likewise.
7954 * hsa-brig.c (hsa_cdtor_statements): Removed.
7955 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7956 hsa_get_dtor_statements.
7957 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7958 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7960 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7962 * config/arm/arm-cores.def (cortex-r8): New.
7963 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7964 * config/arm/arm-tune.md: Likewise.
7965 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7967 2016-03-07 Martin Sebor <msebor@redhat.com>
7969 PR rtl-optimization/19705
7970 * doc/invoke.texi (Options That Control Optimization): Clarify
7971 -fno-branch-count-reg.
7973 2016-02-26 Richard Biener <rguenther@suse.de>
7974 Jeff Law <law@redhat.com>
7976 PR tree-optimization/69740
7977 * cfghooks.c (remove_edge): Request loop fixups if we delete
7978 an edge that might turn an irreducible loop into a natural
7980 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7981 Move after definition of loops_state_clear.
7983 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7985 PR rtl-optimization/69052
7986 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7989 2016-03-07 Tom de Vries <tom@codesourcery.com>
7991 PR tree-optimization/70116
7992 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7993 is_tm_ending stmts and ubsan/asan internal functions.
7994 (find_duplicate): Use it. Don't test is_tm_ending here.
7996 2016-03-07 Richard Biener <rguenther@suse.de>
7998 PR tree-optimization/70115
7999 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
8000 (propagate_constants_for_unrolling): Use replace_uses_by.
8002 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
8005 * omp-low.c (struct oacc_loop): Add ifns.
8006 (new_oacc_loop_raw): Initialize it.
8007 (finish_oacc_loop): Clear mask & flags if no ifns.
8008 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8009 (oacc_loop_xform_loop): Add ifns arg & adjust.
8010 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
8012 2016-03-07 Richard Henderson <rth@redhat.com>
8015 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
8016 (insert_value_copy_on_edge): Likewise.
8018 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8020 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
8022 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8025 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
8027 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8029 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
8031 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8033 Fix sseimul type attribute.
8034 * config/i386/znver1.md
8035 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
8036 znver1_sseimul_avx256_load) : Fix the type attribute.
8037 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
8038 pipe usage and latency.
8040 2016-03-05 Jakub Jelinek <jakub@redhat.com>
8043 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
8044 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
8047 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8050 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
8052 PR rtl-optimization/69941
8053 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
8054 the reg share its mode.
8056 2016-03-04 Jeff Law <law@redhat.com>
8058 PR tree-optimization/69196
8059 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8060 If the both SSA_NAMEs are anonymous, then consider them unassociated
8061 and include the PHI in the statement count.
8063 2016-03-05 Tom de Vries <tom@codesourcery.com>
8065 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8066 construct in oacc routine. Check for oacc region in oacc routine.
8068 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8071 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8072 2016-02-22 changes, instead don't recurse if RECUR is already true.
8073 Don't change *dynamic_check if RECUR. Adjust recursive caller
8074 to pass true to the new argument.
8075 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8078 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8079 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8081 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8083 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8085 PR rtl-optimization/57676
8086 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8089 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8091 * tree-vect-patterns.c (search_type_for_mask): Handle
8092 comparison of booleans.
8094 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8096 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8100 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8101 all other ops that have dw_val_class_die_ref operands,
8102 and DW_OP_GNU_entry_value.
8104 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8106 PR rtl-optimization/69904
8107 * config/arm/arm.c (arm_cannot_copy_insn_p):
8108 Return true for load-exclusive instructions.
8110 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8113 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8114 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8115 the pattern no matter if it is used just by non-pattern, pattern
8117 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8118 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8119 oprnd1 def_stmt is in pattern, don't look through it.
8121 2016-03-03 Marek Polacek <polacek@redhat.com>
8124 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8126 2016-03-03 Martin Liska <mliska@suse.cz>
8128 PR tree-optimization/70043
8129 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8130 previous statement if we see a debug statement.
8132 2016-03-03 Richard Biener <rguenther@suse.de>
8134 PR tree-optimization/55936
8135 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8136 parameter and guard unsafe equivalence use.
8137 (vrp_evaluate_conditional_warnv_with_ops): Always use
8138 safe equivalences but not via the quadratic compare_names
8141 2016-03-03 Michael Collison <michael.collison@linaro.org>
8144 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8145 for operand 1 to s_register_operand. Change predicate for operand
8146 2 to arm_not_immediate_operand.
8148 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8150 * doc/tm.texi: Regenerated.
8152 2016-03-02 Richard Henderson <rth@redhat.com>
8155 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8156 simplification when all args are positive non-fixed registers.
8158 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8160 * target.def (lra_p): Specify that new ports should use LRA.
8162 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8165 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8166 gimplify_type_sizes the type they refer to.
8167 (omp_notice_variable): Handle reference vars to VLAs.
8168 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8169 reference to VLA decls in the second pass instead of first pass.
8171 2016-03-02 Tom de Vries <tom@codesourcery.com>
8173 PR tree-optimization/68659
8174 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8175 new_expr == NULL_TREE.
8176 (get_new_name): Handle ADDR_EXPR.
8178 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8180 PR rtl-optimization/69052
8181 * loop-invariant.c (canonicalize_address): New function.
8182 (inv_can_prop_to_addr_use): Check validity of address expression
8183 which is canonicalized by above function.
8185 2016-03-02 Alan Modra <amodra@gmail.com>
8188 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8191 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8194 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8195 (*movhi_internal): Put mask moves from and to memory separately
8196 from moves from/to GPRs.
8198 2016-03-02 Richard Biener <rguenther@suse.de>
8200 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8201 GENERIC expressions in GIMPLE.
8203 2016-03-02 Richard Biener <rguenther@suse.de>
8205 * config/i386/i386.c (type_natural_mode): Fix typo.
8207 2016-03-02 Nick Clifton <nickc@redhat.com>
8209 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8211 2016-03-02 Richard Biener <rguenther@suse.de>
8212 Uros Bizjak <ubizjak@gmail.com>
8215 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8217 2016-03-02 Richard Biener <rguenther@suse.de>
8220 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8222 2016-03-02 Marek Polacek <polacek@redhat.com>
8225 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8226 "is promoted to" warning.
8228 2016-03-01 DJ Delorie <dj@redhat.com>
8230 * config.gcc: Deprecate mep-*.
8232 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8235 * lra-constraints.c (regno_val_use_in): New.
8236 (match_reload): Use it instead of regno_use_in.
8238 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8240 PR rtl-optimization/70007
8241 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8242 references present in REG_EQUAL notes attached to non-SET patterns.
8244 2016-03-01 Jeff Law <law@redhat.com>
8246 PR tree-optimization/69196
8247 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8248 Appropriately clamp the number of statements to copy when the
8249 thread path does not traverse a loop backedge.
8251 PR tree-optimization/69196
8252 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8253 Do count some PHIs in the thread path against the insn count. Decrease
8254 final statement count by one as the control statement in the last
8255 block will get removed. Remove special cased code for handling PHIs
8258 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8261 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8262 asm dialect alternatives to explicit GOTPCREL calls.
8264 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8267 * ira.c (do_reload): Issue warning for generic stack checking here...
8268 * reload1.c (reload): ...instead of here and streamline it.
8270 2016-03-01 Nick Clifton <nickc@redhat.com>
8272 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
8274 2016-03-01 Richard Biener <rguenther@suse.de>
8276 PR tree-optimization/69983
8277 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
8278 types and fall back to operand_equal_p.
8280 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8283 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8285 * config/s390/constraints.md ("jm8"): New constraint.
8286 * config/s390/predicates.md ("const_int_8bitset_operand"): New
8288 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
8290 ("*setmem_long<setmem_and>"): New pattern.
8291 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
8293 ("*setmem_long_31z<setmem_and>"): New pattern.
8294 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
8295 New substitution rules with the required attributes.
8298 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8301 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8303 * gensupport.c (process_substs_on_one_elem): Split loop to
8304 complete mark_operands_used_in_match_dup on all expressions in the
8306 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8307 and remove function.
8309 2016-03-01 Richard Biener <rguenther@suse.de>
8312 * fold-const.c (fold_indirect_ref_1): Fix range checking for
8313 vector BIT_FIELD_REF extract.
8315 2016-03-01 Richard Biener <rguenther@suse.de>
8317 PR tree-optimization/69994
8318 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
8320 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
8322 PR tree-optimization/69956
8323 * tree-vect-stmts.c (supportable_widening_operation): Support
8324 multi-step conversion of boolean vectors.
8325 (supportable_narrowing_operation): Likewise.
8327 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8329 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
8332 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8334 * config/s390/subst.md (DSI_VI): New mode iterator.
8335 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
8336 * config/s390/vector.md ("vec_set<mode>"): Move expander before
8337 the insn definition.
8338 ("*vec_set<mode>"): Change predicate and add alternative to
8339 support only either register or const_int operands as element
8341 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
8343 ("vec_extract<mode>"): New expander.
8344 ("*vec_extract<mode>"): New insn definition supporting reg and
8345 const_int element selectors.
8346 ("*vec_extract<mode>_plus"): New insn definition supporting
8347 reg+const_int element selectors.
8348 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
8349 following expander+insn definition.
8350 ("<vec_shifts_name><mode>3"): New expander.
8351 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
8353 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8355 * config/s390/s390.md ("*tabort_1"): Change predicate to
8356 nonmemory_operand. Add a second alternative to cover
8357 register as well as const int operands.
8358 ("*tabort_1_plus"): New pattern definition.
8360 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8362 * config/s390/s390.md ("*ashrdi3_cc_31")
8363 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
8364 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
8365 Merge insn definitions into ...
8366 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8367 New pattern definition.
8368 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
8369 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
8370 ("*ashr<mode>3_and"): Merge insn definitions into ...
8371 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8372 New pattern definition.
8373 * config/s390/subst.md ("addr_style_op_cc_subst")
8374 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
8375 substitutions patterns plus attributes.
8376 Add ashiftrt to SUBST iterator.
8378 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8380 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
8381 op2 to nonmemory_operand.
8382 ("*<shift>di3_31", "*<shift>di3_31_and"):
8383 Merge into single pattern definition ...
8384 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
8385 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
8386 pattern definition ...
8387 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
8388 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
8391 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8393 * config/s390/predicates.md (const_int_6bitset_operand): New
8395 * config/s390/s390.md: Include subst.md.
8396 ("rotl<mode>3"): New expander.
8397 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
8399 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
8400 * config/s390/subst.md: New file.
8402 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8404 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8405 Remove RRR type. It doesn't really exist.
8406 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8408 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8409 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8410 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8411 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8412 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8413 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8414 `enabled' attribute.
8416 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8418 * gensupport.c (process_substs_on_one_elem): Split loop to
8419 complete mark_operands_used_in_match_dup on all expressions in the
8421 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8422 and remove function.
8424 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8427 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8428 (CEIL_NWORDS): ...this. Use CEIL macro.
8429 (compute_fp_layout): Adjust to above renaming.
8430 (function_arg_union_value): Likewise.
8431 (sparc_arg_partial_bytes): Likewise.
8432 (sparc_function_arg_advance): Likewise.
8434 2016-02-29 Jeff Law <law@redhat.com>
8436 PR tree-optimization/70005
8437 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8438 where an object with a boolean range is compared against a value
8441 PR tree-optimization/69999
8442 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8443 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8446 2016-02-29 Richard Biener <rguenther@suse.de>
8448 PR tree-optimization/69994
8449 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8450 (get_unary_op): Look through nop conversions.
8451 (ops_equal_values_p): New function, look for equality diregarding
8453 (eliminate_plus_minus_pair): Use ops_equal_values_p
8454 (repropagate_negates): Do not use get_unary_op here.
8456 2016-02-29 Martin Liska <mliska@suse.cz>
8458 * system.h: Poison ENABLE_CHECKING macro.
8460 2016-02-29 Martin Liska <mliska@suse.cz>
8462 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8463 is presented in dump flags.
8464 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8465 (hsa_regalloc): Likewise.
8467 2016-02-19 Richard Biener <rguenther@suse.de>
8469 PR tree-optimization/69980
8470 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8471 permutation of those we need to keep.
8473 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8476 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8477 (NWORDS_UP): ...this
8478 (init_cumulative_args): Minor tweaks.
8479 (sparc_promote_function_mode): Likewise.
8480 (scan_record_type): Delete.
8481 (traverse_record_type): New function template.
8482 (classify_data_t): New structure type.
8483 (classify_registers): New inline function.
8484 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8485 exhausted. Instantiate traverse_record_type on classify_registers and
8486 deal with the case of a structure passed in slot #15 with no FP field
8488 (assign_data_t): New structure type.
8489 (compute_int_layout): New static function.
8490 (compute_fp_layout): Likewise.
8491 (count_registers): New inline function.
8492 (assign_int_registers): New static function.
8493 (assign_fp_registers): Likewise.
8494 (assign_registers): New inline function.
8495 (function_arg_record_value_1): Delete.
8496 (function_arg_record_value_2): Likewise.
8497 (function_arg_record_value_3): Likewise.
8498 (function_arg_record_value): Adjust to above changes. Instantiate
8499 traverse_record_type on count_registers to first count the number of
8500 registers to be used and then on assign_registers to assign them.
8501 (function_arg_union_value): Adjust to above renaming.
8502 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8503 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8504 case of a structure passed in slot #15
8505 (sparc_function_arg_advance): Likewise.
8506 (function_arg_padding): Minor tweak.
8508 2016-02-29 Richard Biener <rguenther@suse.de>
8510 PR tree-optimization/69720
8511 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8512 the adjustment_def path for possibly vectorized defs.
8513 (vect_create_epilog_for_reduction): Handle vectorized initial
8516 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8518 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8520 2016-02-27 Jeff Law <law@redhat.com>
8523 2016-02-26 Richard Biener <rguenther@suse.de>
8524 Jeff Law <law@redhat.com>
8526 PR tree-optimization/69740
8527 * cfghooks.c (remove_edge): Request loop fixups if we delete
8528 an edge that might turn an irreducible loop into a natural
8531 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8533 PR rtl-optimization/69896
8534 * tree-vect-generic.c (get_compute_type): Avoid single element
8537 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8539 Rename the AArch64 tuning option and related functions to enable the
8540 Newton series for the reciprocal square root to reflect its
8541 approximative characteristic.
8543 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8544 function to "aarch64_emit_approx_rsqrt".
8545 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8546 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8547 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8548 (xgene1_tunings): Likewise.
8549 (use_rsqrt_p): Likewise.
8550 (aarch64_emit_swrsqrt): Use new function name.
8551 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8552 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8553 text explaining this option.
8554 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8556 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8559 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8560 complain about -mallow-movmisalign without -mvsx if
8561 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8563 2016-02-26 Joel Sherrill <joel@rtems.org>
8565 * config.gcc: Add x86_64-*-rtems*.
8566 * config/i386/rtems-64.h: New file.
8568 2016-02-26 Joel Sherrill <joel@rtems.org>
8570 * config.gcc: Add aarch64-*-rtems*.
8571 * config/aarch64/rtems.h: New file.
8573 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8576 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8577 shift amount using %h. Add comment.
8579 2016-02-26 Richard Biener <rguenther@suse.de>
8580 Jeff Law <law@redhat.com>
8582 PR tree-optimization/69740
8583 * cfghooks.c (remove_edge): Request loop fixups if we delete
8584 an edge that might turn an irreducible loop into a natural
8587 2016-02-26 Martin Jambor <mjambor@suse.cz>
8590 * tree-sra.c (sra_modify_assign): Do not remove loads of
8591 uninitialized aggregates to SSA_NAMEs.
8593 2016-02-26 Richard Henderson <rth@redhat.com>
8596 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8597 pseudo in case the target rtx matches the source of the left
8600 2016-02-26 Martin Jambor <mjambor@suse.cz>
8603 * hsa.h (hsa_type_packed_p): Declare.
8604 * hsa.c (hsa_type_packed_p): New function.
8605 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8607 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8608 * hsa-brig.c (emit_basic_insn): Likewise.
8610 2016-02-26 Martin Jambor <mjambor@suse.cz>
8613 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8615 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8617 2016-02-26 Martin Jambor <mjambor@suse.cz>
8619 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8620 hsa_op_with_type operands.
8621 (hsa_unsigned_type_for_type): Declare.
8622 * hsa.c (hsa_unsigned_type_for_type): New function.
8623 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8624 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8625 the finalizer. Do not emit extra move.
8627 2016-02-26 Martin Jambor <mjambor@suse.cz>
8629 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8630 atomic operations in private segment.
8632 2016-02-26 Martin Jambor <mjambor@suse.cz>
8634 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8635 statements to wi->info. Also disallow omp simd constructs.
8636 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8637 for not gridifying. Dump special string for omp_for.
8639 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8642 * config/aarch64/aarch64.c (aarch64_set_current_function):
8643 Save/restore target globals when switching to
8644 target_option_default_node.
8646 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8649 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8650 Return 0 if !SHIFT_COUNT_TRUNCATED.
8652 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8653 Eric Botcazou <ebotcazou@adacore.com>
8655 PR rtl-optimization/69891
8656 * dse.c (scan_insn): If we can't figure out memset arguments
8657 or they are non-constant, call clear_rhs_from_active_local_stores.
8659 2016-02-26 Martin Liska <mliska@suse.cz>
8661 * doc/extend.texi: Mention clog10, clog10f an clog10l
8662 in Builtins section.
8664 2016-02-26 Martin Liska <mliska@suse.cz>
8666 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8668 (resolve_args_picking_1): Likewise.
8669 * dwarf2out.h (struct GTY): Likewise.
8671 2016-02-26 Martin Liska <mliska@suse.cz>
8673 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8675 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8677 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8678 Martin Liska <mliska@suse.cz>
8680 * doc/install.texi: Mention --enable-valgrind-annotations.
8682 2016-02-26 Richard Biener <rguenther@suse.de>
8684 PR tree-optimization/69551
8685 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8686 looking through aliases adjust DECL_PT_UID to refer to the
8687 ultimate alias target.
8689 2016-02-25 Martin Liska <mliska@suse.cz>
8692 * alloc-pool.c (after_memory_report): New variable.
8693 * alloc-pool.h (base_pool_allocator ::release): Do not use
8694 the infrastructure if after_memory_report.
8695 * toplev.c (toplev::main): Mark after memory report.
8697 2016-02-25 Richard Biener <rguenther@suse.de>
8699 PR tree-optimization/48795
8700 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8702 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8705 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8706 offloading is enabled and -fopenacc or -fopenmp is specified.
8707 (CRTOFFLOADEND): Likewise.
8708 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8709 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8710 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8711 (offload_objects_file_name): New static var.
8712 (tool_cleanup): Remove offload_objects_file_name file.
8713 (find_offloadbeginend): Replace with ...
8714 (find_crtoffloadtable): ... this.
8715 (run_gcc): Remove offload_argc and offload_argv.
8716 Get offload_objects_file_name from -foffload-objects=... option.
8717 Read names of object files with offload from this file, pass them to
8718 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8719 don't pass offloadbegin and offloadend to the linker. Don't pass
8720 offload non-LTO files to the linker, because now they're not claimed.
8722 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8725 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8726 on builtin_unreachable.
8728 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8730 PR rtl-optimization/69896
8731 * regcprop.c: Include cfgrtl.h.
8732 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8733 than remembered mode, either delete it (if noop_move_p), or
8734 treat like copy_p but not noop_p instruction.
8736 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8739 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8740 - allow NULL decl for Fortran DW_TAG_common_block variables.
8742 2016-02-24 Jason Merrill <jason@redhat.com>
8744 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8746 2016-02-24 Richard Biener <rguenther@suse.de>
8747 Jakub Jelinek <jakub@redhat.com>
8750 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8751 conditionally executed ops to well-defined overflow behavior.
8753 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8756 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8759 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8761 PR rtl-optimization/69886
8762 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8763 argument. Use it when checking validity of set instructions.
8764 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8765 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8767 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8768 * store-motion.c (find_moveable_store): Update
8769 can_assign_to_reg_without_clobbers_p callsite.
8771 2016-02-24 Richard Biener <rguenther@suse.de>
8774 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8776 (record_nonwrapping_iv): Do not fall back to the low/high bound
8777 for non-constant IV bases if the stmt is not always executed.
8779 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8781 * config/arm/arm-cores.def (cortex-a32): New entry.
8782 * config/arm/arm-tables.opt: Regenerate.
8783 * config/arm/arm-tune.md: Regenerate.
8784 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8785 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8786 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8787 for -mcpu and -mtune.
8789 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8792 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8793 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8794 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8795 (atomic_loaddi_1): Delete.
8796 (atomic_loaddi): Rewrite expander using the above changes.
8798 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8801 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8804 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8805 Richard Biener <rguenth@suse.de>
8808 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8809 set_mem_attributes if tem is SSA_NAME which got expanded
8812 2016-02-24 Richard Biener <rguenther@suse.de>
8814 PR tree-optimization/69907
8815 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8816 end of permutations for BB vectorization.
8818 2016-02-24 Christian Bruel <christian.bruel@st.com>
8820 * config/arm/arm-c.c (arm_option_override): Initialize
8821 target_option_current_node.
8822 * config/arm/arm.c (arm_pragma_target_parse): Replace
8823 build_target_option_node call by target_option_current_node.
8824 Set target_option_current_node.
8827 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8830 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8831 define_insn_and_split to define_insn.
8832 (zero_extendqi<mode>2_dot2): Same.
8833 (extendqi<mode>2_dot): Same.
8834 (extendqi<mode>2_dot2): Same.
8836 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8838 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8839 and add bypass for AES{D,E} and AESMC pairs.
8840 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8843 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8845 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8846 series for reciprocal square root in Exynos M1.
8848 2016-02-23 Martin Sebor <msebor@redhat.com>
8851 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8852 __builtin_alloca_with_align.
8854 2016-02-23 Richard Henderson <rth@redhat.com>
8856 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8857 (ix86_register_pragmas): Remove __seg_tls.
8858 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8859 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8860 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8861 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8862 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8863 * doc/extend.texi (__seg_tls): Remove item.
8865 2016-02-23 Richard Biener <rguenther@suse.de>
8867 * alloc-pool.h (struct allocation_object): Make id member
8868 conditional on CHECKING_P again.
8869 (get_instance): Adjust.
8870 (base_pool_allocator): Likewise.
8872 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8874 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8875 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8877 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8879 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8881 2016-02-23 Richard Biener <rguenther@suse.de>
8883 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8884 * bitmap.h (struct bitmap_usage): Likewise.
8885 (bitmap_move): Declare.
8886 * bitmap.c (register_overhead): Take size_t argument.
8887 (bitmap_move): New function.
8888 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8889 to properly account overhead.
8890 * tree.c (free_node): Use tree_size.
8892 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8895 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8896 when inverting comparison.
8899 * common.opt (Wunreachable-code): Add Warning flag.
8901 2016-02-23 Mark Wielaard <mjw@redhat.com>
8902 Jakub Jelinek <jakub@redhat.com>
8905 * cgraphunit.c (check_global_declaration): Check main_input_filename
8906 and DECL_SOURCE_FILE are not NULL.
8908 2016-02-23 Martin Jambor <mjambor@suse.cz>
8910 PR tree-optimization/69666
8911 * tree-sra.c (sra_modify_assign): Do not attempt to create
8912 default_def replacements for unscalarizable regions.
8914 2016-02-20 Mark Wielaard <mjw@redhat.com>
8917 * cgraphunit.c (check_global_declaration): Check level of
8918 warn_unused_const_variable and main_input_filename.
8919 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8920 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8921 (-Wunused-const-variable): Explain levels 1 and 2.
8923 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8926 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8927 identical arguments. Formatting and spelling fixes.
8930 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8935 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8936 and m68k-devices.def.
8937 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8938 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8940 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8942 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8943 and HImode registers.
8945 2016-02-22 Richard Biener <rguenther@suse.de>
8947 PR tree-optimization/69882
8948 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8949 preserve permutations present because of gaps.
8950 (vect_supported_load_permutation_p): Always continue checking
8951 permutations after vect_attempt_slp_rearrange_stmts.
8953 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8955 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8956 min_profitable_estimate, rather than min_profitable_iters.
8958 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8961 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8962 SImode for last match_operand.
8964 2016-02-22 Martin Liska <mliska@suse.cz>
8966 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8967 return bitsize - 1 as the return value.
8969 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8973 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8974 Handle negative shift counts.
8975 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8976 force_reg on the shift constant.
8977 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8978 (lshrsi3_d): Handle negative shift counts.
8980 2016-02-22 Richard Biener <rguenther@suse.de>
8981 Tom de Vries <tom@codesourcery.com>
8983 * graph.c: Include dumpfile.h.
8984 (print_graph_cfg): Split into three overloads.
8985 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8987 2016-02-22 Tom de Vries <tom@codesourcery.com>
8989 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8992 2016-02-22 Richard Biener <rguenther@suse.de>
8995 * ipa-inline-transform.c (inline_call): When not updating
8996 overall summaries adjust self size by the growth estimate.
8997 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
8998 hash-set, do not update overall summaries here. Renamed from ...
8999 (inline_to_all_callers): ... this which is now wrapping the
9000 above and performing delayed overall summary update.
9001 (early_inline_small_functions): Delay updating of the overall
9004 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
9006 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
9009 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9012 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
9013 :%* in %:gt() argument.
9014 (greater_than_spec_func): Adjust for expecting only numbers,
9015 if there are more than two numbers, compare the last two.
9017 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
9019 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
9020 -Wnarrowing with -std.
9022 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9025 * expr.c (store_field): Don't use bit-field path if exp is
9026 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
9027 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
9028 and the assignment can be performed by bitwise copy. Formatting
9032 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
9033 call copy_reg_eh_region_note_forward on before and/or after sequences
9034 and remove note from insn if it no longer can throw.
9037 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
9040 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9042 * config/s390/vector.md: Add missing commutative operand markers
9043 to the patterns which qualify for one.
9044 * config/s390/vx-builtins.md: Likewise.
9046 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9048 * config/s390/vector.md (VI, VI_QHS): Add single element vector
9049 types to mode iterators.
9050 (vec_double): ... and mode attribute.
9051 * config/s390/vx-builtins.md (non_vec_int): Likewise.
9053 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9055 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
9056 Change the predicate of op2 from nonimmediate to general and let
9057 reload fix it if necessary.
9059 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9061 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9063 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9065 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9068 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9070 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9071 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9072 * config/s390/s390.md ("movstr<P:mode>"): Call
9073 s390_expand_vec_movstr.
9075 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9077 * config/s390/s390.md: Add missing output modifier for operand 1
9078 to print it as address properly.
9080 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9082 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9083 * config/s390/2964.md: New file.
9084 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9085 of insn grouping attributes depending on the CPU level.
9086 (s390_get_unit_mask): New function.
9087 (s390_sched_score): Remove the OOO from the scheduling macros.
9088 Add loop to calculate a score for the instruction mix.
9089 (s390_sched_reorder): Likewise plus improve debug output.
9090 (s390_sched_variable_issue): Rename macros as above. Calculate
9091 the unit distances after actually scheduling an insn. Improve
9093 (s390_sched_init): Clear last_scheduled_unit_distance array.
9094 * config/s390/s390.md: Include 2964.md.
9096 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9099 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9100 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9101 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9102 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9103 *avx512f_<code>v8div16qi2_mask_1): New insns.
9105 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9108 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9111 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9112 earlyclobber from target. Use wF constraint for fused memory
9114 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9116 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9117 Martin Liska <mliska@suse.cz>
9120 * cfgexpand.c (asan_sanitize_stack_p): New function.
9121 (partition_stack_vars): Use the function.
9122 (expand_stack_vars): Likewise.
9123 (defer_stack_allocation): Likewise.
9124 (expand_used_vars): Likewise.
9126 2016-02-18 Richard Biener <rguenther@suse.de>
9129 * fold-const.c (operand_equal_p): Properly compare offsets for
9130 IMAGPART_EXPR and ARRAY_REF.
9132 2016-02-18 Nick Clifton <nickc@redhat.com>
9136 * config/arm/arm.c (arm_option_override_internal): Disable
9137 interworking if the target does not support thumb instructions.
9138 (arm_reload_in_hi): Handle the case where a register to register
9139 move needs reloading because there is no simple pattern to handle
9141 (arm_reload_out_hi): Likewise.
9143 2016-02-18 Richard Biener <rguenther@suse.de>
9146 * match.pd: Don't use fold_binary or fold_unary for folding
9149 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9152 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9153 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9154 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9155 warn on gimple_no_warning_p statements.
9157 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9159 * doc/extend.texi (C++ Attributes): Correct description of
9160 warn_unused type attribute.
9162 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9164 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9165 correct instruction.
9167 2016-02-17 Richard Biener <rguenther@suse.de>
9169 PR rtl-optimization/69609
9170 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9171 (find_traces_1_round): When ending a trace update cached priority
9173 (bb_to_key): Use cached priority when available.
9174 (copy_bb): Initialize cached priority.
9175 (reorder_basic_blocks_software_trace_cache): Likewise.
9177 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9180 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9182 (aarch64_comparison_operator): Break overly long line into two.
9183 (aarch64_comparison_operation): Likewise.
9184 * config/aarch64/aarch64.md (cstorecc4): Use
9185 aarch64_comparison_operator_mode instead of
9186 aarch64_comparison_operator.
9187 (cstore<mode>4): Likewise.
9188 (aarch64_cstore<mode>): Likewise.
9189 (*cstoresi_insn_uxtw): Likewise.
9190 (cstore<mode>_neg): Likewise.
9191 (*cstoresi_neg_uxtw): Likewise.
9193 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9196 * config/arm/predicates.md (arm_comparison_operator_mode):
9198 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9199 instead of arm_comparison_operator.
9200 (*mov_negscc): Likewise.
9201 (*mov_notscc): Likewise.
9202 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9203 (*thumb2_mov_negscc): Likewise.
9204 (*thumb2_mov_negscc_strict_it): Likewise.
9205 (*thumb2_mov_notscc): Likewise.
9206 (*thumb2_mov_notscc_strict_it): Likewise.
9208 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9210 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9213 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9215 * config/visium/visium.c (machine_libfunc_index): New enum.
9216 (machine_libfuncs): New structure.
9217 (visium_libfuncs): New static variable.
9218 (TARGET_INIT_LIBFUNCS): Define to...
9219 (visium_init_libfuncs): ...this. New function.
9220 (expand_block_move_4): Use the appropriate libfunc.
9221 (expand_block_move_2): Likewise.
9222 (expand_block_move_1): Likewise.
9223 (expand_block_set_4): Likewise.
9224 (expand_block_set_2): Likewise.
9225 (expand_block_set_1): Likewise.
9226 (visium_trampoline_init): Likewise.
9228 2016-02-17 Nick Clifton <nickc@redhat.com>
9230 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9231 TI's devices.csv file as of March 2016.
9233 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9236 * opts-global.c (handle_common_deferred_options): Introduce and
9237 initialize two global variables to remember command-line options
9238 specifying a stack-limiting register.
9239 * opts.h: Add extern declarations of the two new global variables.
9240 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9241 variable based on the values of the two new global variables.
9243 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9246 * common.opt (Wnonnull-compare): New warning.
9247 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9248 of arguments against NULL.
9249 (-Wnonnull-compare): Document.
9250 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9251 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9252 * passes.def (pass_warn_nonnull_compare): Add.
9253 * gimple-ssa-nonnull-compare.c: New file.
9255 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9257 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9258 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9260 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9262 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9263 reciprocal sqrt for -mlow-precision-recip-sqrt.
9265 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9266 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9268 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9269 always use lane loads to construct non-constant vectors.
9271 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9273 * config/aarch64/aarch64.md
9274 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
9275 constraints for operand 3.
9276 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
9278 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9279 Richard Biener <rguenther@suse.de>
9281 PR tree-optimization/69820
9282 * tree-vect-patterns.c (type_conversion_p): Return false if
9283 *orig_type is unsigned single precision or boolean.
9284 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
9287 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9289 PR rtl-optimization/69764
9290 PR rtl-optimization/69771
9291 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
9292 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
9294 2016-02-16 Richard Biener <rguenther@suse.de>
9296 PR tree-optimization/69776
9297 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
9299 (indirect_refs_may_alias_p): Likewise.
9300 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
9301 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
9302 according to tbaa_p.
9303 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
9304 (optimize_stmt): For redundant store discovery do not allow tbaa.
9306 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
9308 PR tree-optimization/69714
9309 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
9310 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
9312 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
9314 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
9315 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
9316 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
9317 * config/arc/arc.c (arc_init): Check FPU options.
9318 (get_arc_condition_code): Handle new CC_FPU* modes.
9319 (arc_select_cc_mode): Likewise.
9320 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
9321 register pair only. Allow access for ARCv2 accumulator.
9322 (gen_compare_reg): Whenever we have FPU support use FPU compare
9324 (arc_reorg): Don't generate brcc insns when FPU compare
9325 instructions are involved.
9326 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
9327 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
9328 floating point emulation.
9329 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
9330 (REVERSE_CONDITION): Add new CC_FPU* modes.
9331 (TARGET_FP_SP_BASE): Define.
9332 (TARGET_FP_DP_BASE): Likewise.
9333 (TARGET_FP_SP_FUSED): Likewise.
9334 (TARGET_FP_DP_FUSED): Likewise.
9335 (TARGET_FP_SP_CONV): Likewise.
9336 (TARGET_FP_DP_CONV): Likewise.
9337 (TARGET_FP_SP_SQRT): Likewise.
9338 (TARGET_FP_DP_SQRT): Likewise.
9339 (TARGET_FP_DP_AX): Likewise.
9340 * config/arc/arc.md (ARCV2_ACC): New constant.
9341 (type): New fpu type attribute.
9342 (SDF): Conditional iterator.
9343 (cstore<mode>, cbranch<mode>): Change expand condition.
9344 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
9345 handles FPU/FPX cases as well.
9346 * config/arc/arc.opt (mfpu): New option.
9347 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
9349 (adddf3, muldf3, subdf3): Removed.
9350 * config/arc/predicates.md (proper_comparison_operator): Recognize
9352 * config/arc/fpu.md: New file.
9353 * doc/invoke.texi (ARC Options): Document mfpu option.
9355 2016-02-16 Richard Biener <rguenther@suse.de>
9357 PR rtl-optimization/69291
9358 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
9359 noce_operand_ok check.
9361 2016-02-16 Tom de Vries <tom@codesourcery.com>
9364 * omp-low.c (simd_clone_create): Remove call to
9365 symtab->call_cgraph_insertion_hooks.
9367 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9369 PR tree-optimization/69802
9370 * tree-ssa-reassoc.c (update_range_test): If op is
9371 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
9372 op == 1 test of precision 1 integral op, otherwise handle
9373 that case as op itself. Fix up formatting.
9374 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
9377 2016-02-16 Richard Biener <rguenther@suse.de>
9379 PR tree-optimization/69586
9380 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
9381 types for conversion sources.
9383 2016-02-16 Richard Biener <rguenther@suse.de>
9386 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
9387 mask OEP_ADDRESS_OF.
9389 2016-02-16 Alan Modra <amodra@gmail.com>
9392 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
9393 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
9394 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
9396 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
9397 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
9398 (p8_fmrgow_<mode>): Likewise.
9399 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
9401 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
9402 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
9403 to use movdi_internal64. Remove op0_di.
9404 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9406 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9408 Add support for the FCCMP insn types
9410 * config/aarch64/aarch64.md (fccmp): Change insn type.
9412 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9413 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9414 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9415 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9416 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9417 * config/arm/types.md (fccmps): Add new insn type.
9420 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9422 * alias.c (get_alias_set): Fix a typo in comment.
9424 2016-02-15 Richard Biener <rguenther@suse.de>
9426 PR tree-optimization/69595
9427 * match.pd: Complete range test simplification to true.
9429 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9431 PR rtl-optimization/69648
9432 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9433 pic_offset_table_rtx.
9435 PR rtl-optimization/69752
9436 * ira.c (update_equiv_regs): When looking for more than a single SET,
9437 also take other side effects into account.
9439 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9441 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9442 for z900+ CPUs in 31-bit mode.
9444 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9446 * common/config/s390/s390-common.c (s390_supports_split_stack):
9448 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9449 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9450 * config/s390/s390.c (struct machine_function): New field
9451 split_stack_varargs_pointer.
9452 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9453 in s390_emit_prologue.
9454 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9456 (morestack_ref): New global.
9457 (SPLIT_STACK_AVAILABLE): New macro.
9458 (s390_expand_split_stack_prologue): New function.
9459 (s390_live_on_entry): New function.
9460 (s390_va_start): Use split-stack vararg pointer if appropriate.
9461 (s390_asm_file_end): Emit the split-stack note sections.
9462 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9463 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9464 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9465 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9466 (split_stack_prologue): New expand.
9467 (split_stack_space_check): New expand.
9468 (split_stack_data): New insn.
9469 (split_stack_call): New expand.
9470 (split_stack_call_*): New insn.
9471 (split_stack_cond_call): New expand.
9472 (split_stack_cond_call_*): New insn.
9474 2016-02-15 Richard Biener <rguenther@suse.de>
9476 PR tree-optimization/69783
9477 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9478 Add trivially correct cases.
9480 2016-02-15 Tom de Vries <tom@codesourcery.com>
9483 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9485 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9487 2016-02-15 Richard Biener <rguenther@suse.de>
9489 PR tree-optimization/69776
9490 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9491 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9492 indicate whether we can use TBAA to disambiguate against stores.
9493 Use alias-set zero if not.
9494 (visit_reference_op_store): Do not use TBAA when looking up
9496 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9497 (eliminate_dom_walker::before_dom_children): But not when looking
9498 up redundant stores.
9500 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9502 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9504 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9506 * config/i386/znver1.md
9507 (znver1_pop, znver1_pop_mem,
9508 znver1_load_imov_double_store,
9509 znver1_load_imov_direct_store,
9510 znver1_load_imov_direct_load,
9511 znver1_load_imov_double_load): Add new.
9512 (znver1_insn, znver1_insn_load): Add icmov type.
9514 znver1_sseavx_fma_load,
9516 znver1_avx256_fma_load): Fix pipe usage.
9518 2016-02-14 Alan Modra <amodra@gmail.com>
9521 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9522 with an invalid hard reg, reload just the reg not the entire
9523 pre/post-inc/dec address expression.
9525 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9528 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9529 fixed R1_REG scratch reg.
9530 (sibcall_value_pcrel_fdpic): Likewise.
9532 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9536 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9538 2016-02-12 Walter Lee <walt@tilera.com>
9540 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9541 * config/tilegx/t-tilegx: Likewise.
9543 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9546 * diagnostic-show-locus.c (struct line_span): New struct.
9547 (layout::get_first_line): Delete.
9548 (layout::get_last_line): Delete.
9549 (layout::get_num_line_spans): New member function.
9550 (layout::get_line_span): Likewise.
9551 (layout::print_heading_for_line_span_index_p): Likewise.
9552 (layout::get_expanded_location): Likewise.
9553 (layout::calculate_line_spans): Likewise.
9554 (layout::m_first_line): Delete.
9555 (layout::m_last_line): Delete.
9556 (layout::m_line_spans): New field.
9557 (layout::layout): Update comment. Replace m_first_line and
9558 m_last_line with m_line_spans, replacing their initialization
9559 with a call to calculate_line_spans.
9560 (diagnostic_show_locus): When printing source lines and
9561 annotations, rather than looping over a single span
9562 of lines, instead loop over each line_span within
9563 the layout, with an inner loop over the lines within them.
9564 Call the context's start_span callback when changing line spans.
9565 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9566 (diagnostic_build_prefix): Break out the building of the location
9567 part of the string into...
9568 (diagnostic_get_location_text): ...this new function, rewriting
9569 it from nested ternary expressions to a sequence of "if"
9571 (default_diagnostic_start_span_fn): New function.
9572 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9573 (diagnostic_context::start_span): New field.
9574 (default_diagnostic_start_span_fn): New prototype.
9576 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9579 * gcc.c (driver::finalize): Fix cleanup of "specs".
9581 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9585 * gcc.c (driver::driver): Initialize m_option_suggestions.
9586 (driver::~driver): Clean up m_option_suggestions.
9587 (suggest_option): Convert to...
9588 (driver::suggest_option): ...this, and split out into
9589 driver::build_option_suggestions and find_closest_string.
9590 (driver::build_option_suggestions): New function, from
9591 first half of suggest_option. Special-case
9592 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9593 the sanitizer_opts array. For options of enum types, add the
9594 various enum values to the candidate strings.
9595 (driver::handle_unrecognized_options): Remove "const".
9596 * gcc.h (driver::handle_unrecognized_options): Likewise.
9597 (driver::build_option_suggestions): New decl.
9598 (driver::suggest_option): New decl.
9599 (driver::m_option_suggestions): New field.
9600 * opts-common.c (add_misspelling_candidates): New function.
9601 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9602 and make non-static.
9603 * opts.h (sanitizer_opts): New array decl.
9604 (add_misspelling_candidates): New function decl.
9605 * spellcheck.c (find_closest_string): New function.
9606 * spellcheck.h (find_closest_string): New function decl.
9608 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9610 PR rtl-optimization/69764
9611 PR rtl-optimization/69771
9612 * optabs.c (expand_binop_directly): For shift_optab_p, force
9613 convert_modes with VOIDmode if xop1 has VOIDmode.
9615 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9618 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9619 to correctly determine instrumentation thunks.
9621 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9624 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9625 type by reference, force lhs on the call.
9628 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9629 Compute retval and retbnd early in all cases if split_part_return_p
9630 and return_bb is not EXIT. Remove all clobber stmts and reset
9631 all debug stmts that refer to SSA_NAMEs defined in split part,
9632 except if it is retval, in that case replace the old retval with the
9633 lhs of the call to the split part.
9635 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9638 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9641 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9642 whose result is used in PHI.
9643 (maybe_optimize_range_tests): Likewise.
9644 (final_range_test_p): Likweise.
9646 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9649 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9650 whose result is used in PHI.
9651 (maybe_optimize_range_tests): Likewise.
9652 (final_range_test_p): Likweise.
9654 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9656 * cgraph.c: Spelling fixes - behaviour -> behavior and
9657 neighbour -> neighbor.
9658 * target.def: Likewise.
9659 * sel-sched.c: Likewise.
9660 * config/mips/mips.c: Likewise.
9661 * config/arc/arc.md: Likewise.
9662 * config/arm/cortex-a57.md: Likewise.
9663 * config/arm/arm.c: Likewise.
9664 * config/arm/neon.md: Likewise.
9665 * config/arm/arm-c.c: Likewise.
9666 * config/vms/vms-c.c: Likewise.
9667 * config/s390/s390.c: Likewise.
9668 * config/i386/znver1.md: Likewise.
9669 * config/i386/i386.c: Likewise.
9670 * config/ia64/hpux-unix2003.h: Likewise.
9671 * config/msp430/msp430.md: Likewise.
9672 * config/rx/rx.c: Likewise.
9673 * config/rx/rx.md: Likewise.
9674 * config/aarch64/aarch64-simd.md: Likewise.
9675 * config/aarch64/aarch64.c: Likewise.
9676 * config/nvptx/nvptx.c: Likewise.
9677 * config/bfin/bfin.c: Likewise.
9678 * config/cris/cris.opt: Likewise.
9679 * config/rs6000/rs6000.c: Likewise.
9680 * target.h: Likewise.
9681 * spellcheck.c: Likewise.
9682 * ira-build.c: Likewise.
9683 * tree-inline.c: Likewise.
9684 * builtins.c: Likewise.
9685 * lra-constraints.c: Likewise.
9686 * explow.c: Likewise.
9687 * hwint.h: Likewise.
9688 * targhooks.c: Likewise.
9689 * tree-vect-data-refs.c: Likewise.
9691 * doc/tm.texi: Likewise.
9692 * doc/extend.texi: Likewise.
9693 * doc/install.texi: Likewise.
9694 * doc/md.texi: Likewise.
9695 * tree-ssa-tail-merge.c: Likewise.
9696 * sched-int.h: Likewise.
9697 * match.pd: Likewise.
9698 * sched-ebb.c: Likewise.
9699 * target.def (omit_struct_return_reg): Likewise.
9700 * gimple-ssa-isolate-paths.c: Likewise.
9701 (find_implicit_erroneous_behaviour): Renamed to...
9702 (find_implicit_erroneous_behavior): ... this.
9703 (find_explicit_erroneous_behaviour): Renamed to...
9704 (find_explicit_erroneous_behavior): ... this.
9705 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9707 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9709 PR rtl-optimization/64682
9710 PR rtl-optimization/69567
9711 PR rtl-optimization/69737
9712 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9713 in I2 as well, just lose it.
9715 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9717 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9719 (aarch64_last_printed_tune_string): Likewise.
9720 (aarch64_declare_function_name): Only output .arch assembler
9721 directive if it will be different from the previously output
9722 directive. Same for .tune comment but only if -dA is set.
9723 (aarch64_start_file): New function.
9724 (TARGET_ASM_FILE_START): Define.
9726 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9729 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9731 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9734 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9735 -Wmaybe-uninitialized warning.
9737 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9740 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9742 2016-02-11 Richard Biener <rguenther@suse.de>
9744 PR rtl-optimization/69291
9745 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9746 subexpressions affected by changing the result.
9748 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9751 * lra-constraints.c (curr_insn_transform): Find in/out operands
9752 for secondary memory moves. Update dups.
9754 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9756 PR tree-optimization/69652
9757 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9758 to nested loop, did source re-formatting, skip debug statements,
9759 add check on statement with volatile operand, remove dead scalar
9762 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9763 Patrick Palka <ppalka@gcc.gnu.org>
9767 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9768 calls if the return type is TREE_ADDRESSABLE.
9769 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9770 * ipa-split.c (split_function): Fix doubled "we" in comment.
9771 Use void return type for the split part even if
9772 !split_point->split_part_set_retval.
9774 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9776 PR tree-optimization/68021
9777 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9778 when computing the value of biv cand by itself.
9780 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9782 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9783 (cortexa57_tunings): Likewise.
9784 (cortexa72_tunings): Likewise.
9785 (arch_macro_fusion_pair_p): Add support for AES fusion.
9786 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9787 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9788 Allow virtual registers before reload so early scheduling works.
9789 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9790 correct latency and pipeline.
9791 (cortex_a57_crypto_complex): Likewise.
9792 (cortex_a57_crypto_xor): Likewise.
9793 (define_bypass): Add AES bypass.
9795 2016-02-10 Richard Biener <rguenther@suse.de>
9797 PR tree-optimization/69726
9798 * passes.def: Add DCE pass before late uninit.
9799 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9800 really fixup if-conversions job.
9802 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9804 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9805 (arm_cortex_a57_tune): Likewise.
9806 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9807 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9809 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9811 * timevar.def (TV_PHASE_DBGINFO): Delete.
9812 (TV_PHASE_CHECK_DBGINFO): Likewise.
9813 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9815 2016-02-10 Richard Biener <rguenther@suse.de>
9817 PR tree-optimization/69719
9818 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9819 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9821 2016-02-09 Andrew Pinski <apinski@cavium.com>
9824 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9825 get_vcond_mask_icode returns false.
9827 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9830 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9831 an ADDIS that adds a pointer to a large constant that sets the
9832 upper16 bits with a load operation.
9834 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9837 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9839 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9841 (vzipq_s16): Likewise.
9842 (vzipq_s32): Likewise.
9843 (vzipq_f32): Likewise.
9844 (vzipq_u8): Likewise.
9845 (vzipq_u16): Likewise.
9846 (vzipq_u32): Likewise.
9847 (vzipq_p8): Likewise.
9848 (vzipq_p16): Likewise.
9850 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9853 * config/arm/arm.c (neon_endian_lane_map): New function.
9854 (neon_vector_pair_endian_lane_map): New function.
9855 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9856 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9858 (vuzpq_s16): Likewise.
9859 (vuzpq_s32): Likewise.
9860 (vuzpq_f32): Likewise.
9861 (vuzpq_u8): Likewise.
9862 (vuzpq_u16): Likewise.
9863 (vuzpq_u32): Likewise.
9864 (vuzpq_p8): Likewise.
9865 (vuzpq_p16): Likewise.
9867 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9870 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9873 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9875 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9876 truncate const_int operand 1 to QImode.
9878 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9880 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9881 corresponding to an abnormal edge.
9883 2016-02-09 Tom de Vries <tom@codesourcery.com>
9885 PR tree-optimization/69599
9886 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9888 (find_func_aliases_for_builtin_call, find_func_clobbers)
9889 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9892 2016-02-09 Richard Biener <rguenther@suse.de>
9894 PR tree-optimization/69715
9895 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9896 LHS on calls as non-rewritable.
9898 2016-02-09 Tom de Vries <tom@codesourcery.com>
9901 * lto-wrapper.c (append_diag_options): New function.
9902 (compile_offload_image): Call append_diag_options.
9904 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9907 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9908 Minor copy-edit to fix verb tenses.
9910 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9912 PR tree-optimization/69209
9913 * ipa-split.c (split_function): If split part is not
9914 returning retval, retval has gimple type but is not
9915 gimple value, force it into a SSA_NAME first.
9917 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9919 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9922 2016-02-08 Jason Merrill <jason@redhat.com>
9925 * convert.c (convert_to_integer_1): Check dofold on truncation
9927 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9928 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9929 Rename from *_nofold.
9930 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9931 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9933 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9936 * tree.c (build_common_tree_nodes): Remove short_double argument.
9937 All callers changed.
9938 * tree.h (build_common_tree_nodes): Adjust declaration.
9939 * doc/invoke.texi (-fshort-double): Remove documentation.
9940 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9941 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9942 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9943 (append_linker_options): Don't handle OPT_fshort_double.
9945 PR rtl-optimization/68730
9946 * lra-remat.c (insn_to_cand_activation): New static variable.
9947 (lra_remat): Allocate and free it.
9948 (create_cand): New arg activation. Initialize a field in
9949 insn_to_cand_activation if it is nonnull.
9950 (create_cands): Pass the activation insn to create_cand when making
9951 a candidate involving an output reload. Reorganize code a little.
9952 (do_remat): Keep track of active status of candidates in a separate
9955 2016-02-08 Richard Biener <rguenther@suse.de>
9957 PR tree-optimization/69719
9958 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9959 Properly use absolute of the difference of the two offsets to
9960 compare or adjust the segment length.
9962 2016-02-08 Richard Biener <rguenther@suse.de>
9963 Jeff Law <law@redhat.com>
9966 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9967 types for anonymous SSA names.
9969 2016-02-08 Richard Biener <rguenther@suse.de>
9971 PR rtl-optimization/69274
9972 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9974 2016-02-08 Jeff Law <law@redhat.com>
9976 PR tree-optimization/65917
9977 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9978 equivalences from if (x == y) style conditionals.
9979 (loop_depth_of_name): Remove.
9980 (record_equality): Remove loop depth check.
9981 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9982 (const_and_copies::record_const_or_copy_raw): New member function.
9983 * tree-ssa-scopedtables.c
9984 (const_and_copies::record_const_or_copy_raw): New, factored out of
9985 (const_and_copies::record_const_or_copy): Call new member function.
9987 2016-02-05 Jeff Law <law@redhat.com>
9989 PR tree-optimization/68541
9990 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9991 (count_stmts_in_block): New function.
9992 (poor_ifcvt_candidate_code): Likewise.
9993 (is_feasible_trace): Add some heuristics to determine when path
9994 splitting is profitable.
9995 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
9996 is a diamond with a single exit.
9998 2016-02-05 Martin Sebor <msebor@redhat.com>
10001 * doc/invoke.texi: Update -Wplacement-new to take an optional
10004 2016-02-06 Richard Henderson <rth@redhat.com>
10007 * tree.c (tree_nop_conversion_p): Do not strip casts into or
10008 out of non-standard address spaces.
10010 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10012 PR rtl-optimization/69691
10013 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
10015 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
10017 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
10018 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
10019 (*ieee128_mfvsrd_64bit): Likewise.
10020 (*ieee128_mfvsrd_32bit): Likewise.
10022 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
10026 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10028 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10029 instrumented_version.
10031 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
10033 * doc/invoke.texi (Optimize Options): In table of --param options
10034 rename second occurrence of tracer-min-branch-ratio to
10035 tracer-min-branch-probability, rename
10036 tracer-min-branch-ratio-feedback to
10037 tracer-min-branch-probability-feedback and clarify description,
10038 rename sched-spec-state-edge-prob-cutoff to
10039 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
10040 to selsched-insns-to-rename, rename lto-minpartition to
10041 lto-min-partition, delete reorder-blocks-duplicate and
10042 reorder-blocks-duplicate-feedback.
10044 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10046 * config/s390/s390.c (s390_register_info_set_ranges): Remove
10049 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
10051 * doc/extend.texi: S/390: Correct some typos.
10053 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10055 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
10057 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10060 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
10061 (s390_register_info_gprtofpr): Use new macros above.
10062 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10064 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10065 its name. Adjust restore and save gpr ranges.
10066 (s390_register_info_set_ranges): New function.
10067 (s390_register_info): Use new macros above. Call
10068 s390_register_info_set_ranges.
10069 (s390_optimize_register_info): Likewise.
10070 (s390_hard_regno_rename_ok): Use new macros.
10071 (s390_hard_regno_scratch_ok): Likewise.
10072 (s390_emit_epilogue): Likewise.
10073 (s390_can_use_return_insn): Likewise.
10074 (s390_optimize_prologue): Likewise.
10075 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10077 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10080 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10082 (ix86_option_override_internal): Disable TARGET_STV even for
10083 -m{incoming,preferred}-stack-boundary=3.
10085 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10087 * config.gcc: Mark deprecated rtems targets as obsolete.
10089 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10091 PR rtl-optimization/64682
10092 PR rtl-optimization/69567
10093 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10094 before I2 only if the register is both used and set in I2.
10096 2016-02-04 DJ Delorie <dj@redhat.com>
10098 * config/msp430/msp430.c (msp430_start_function): Add function type.
10100 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10103 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10105 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10107 PR rtl-optimization/69577
10109 2015-10-29 Richard Henderson <rth@redhat.com>
10113 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10114 sse check to the exact conditions of PR 67609.
10116 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10119 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10120 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10121 not allowed into the traditional Altivec registers.
10122 (movtd_64bit_nodm): Likewise.
10123 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10125 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10127 * config/aarch64/cortex-a57-fma-steering.c
10128 (aarch64_register_fma_steering): Remove "static" from arguments
10131 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10134 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10135 twice when complex.
10137 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10139 * doc/invoke.texi: Delete -mno-fma4.
10141 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10143 PR rtl-optimization/69577
10144 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10145 (find_subregs_of_mode): Update accordingly. Iterate over partial
10148 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10150 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10151 * config/arm/arm.c (neon_reinterpret): Remove.
10152 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10153 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10154 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10155 vreinterpretti): Remove.
10156 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10157 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10158 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10159 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10160 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10161 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10162 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10163 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10164 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10165 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10166 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10167 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10168 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10169 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10170 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10171 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10172 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10173 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10174 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10175 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10176 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10177 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10178 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10179 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10180 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10181 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10182 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10183 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10184 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10185 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10186 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10187 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10188 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10189 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10190 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10191 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10192 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10193 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10194 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10195 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10196 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10197 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10198 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10199 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10200 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10201 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10202 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10203 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10204 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10205 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10206 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10207 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10208 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10209 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10210 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10211 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10212 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10213 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10214 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10215 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10216 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10217 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10218 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10219 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10220 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10221 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10222 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10223 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10224 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10225 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10226 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10227 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10228 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10229 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10230 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10231 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10232 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10233 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10234 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10235 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10236 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10237 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10238 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10239 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10240 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10241 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10242 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10243 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10244 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10245 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10246 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10247 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10248 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10249 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10250 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10251 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10252 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10253 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10254 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10255 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10256 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10257 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10258 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10260 2016-02-04 Martin Liska <mliska@suse.cz>
10263 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10264 that are gimple_store_p.
10265 (maybe_instrument_call): Likewise.
10267 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10269 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10270 register scaling out of memory reference and comment why.
10272 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10276 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
10277 folding the source of a SET.
10279 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10283 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
10284 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
10286 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
10290 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
10293 2016-02-04 Christian Bruel <christian.bruel@st.com>
10295 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
10296 * config/arm/arm.c (arm_set_current_function): Likewise.
10298 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10299 Ilya Enkovich <enkovich.gnu@gmail.com>
10300 H.J. Lu <hongjiu.lu@intel.com>
10303 * config/i386/i386.c (convert_scalars_to_vector): Remove
10304 stack alignment fixes.
10305 (ix86_option_override_internal): Disable TARGET_STV if stack
10306 might not be aligned enough.
10307 (ix86_minimum_alignment): Assert that TARGET_STV is false.
10309 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
10311 * config/i386/x86-tune.def: Disable default prefetching
10314 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10315 Vladimir Makarov <vmakarov@redhat.com>
10318 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
10319 in validating fused toc addresses.
10321 2016-02-03 Jakub Jelinek <jakub@redhat.com>
10324 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
10325 range->m_caret fields if range->m_show_caret_p is false.
10328 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10329 Force oldval into register if it does not satisfy reg_or_short_operand
10330 predicate. Fix up formatting.
10332 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
10333 Alexandre Oliva <aoliva@redhat.com>
10336 * lra-constraints.c (simplify_operand_subreg): Check additionally
10337 address validity after potential reloading.
10338 (process_address_1): Check insns validity. In case of failure do
10341 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
10344 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
10347 2016-02-02 Jakub Jelinek <jakub@redhat.com>
10349 * wide-int.cc (canonize_uhwi): New function.
10350 (wi::divmod_internal): Use it.
10352 2016-02-02 James Norris <jnorris@codesourcery.com
10354 * gimplify.c (omp_notice_variable): Add usage check.
10356 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
10358 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
10359 like LE, GE, LT, GT when emitting relational operator.
10361 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10363 * ira-costs.c (find_costs_and_classes): Add extra argument.
10364 * target.def (ira_change_pseudo_allocno_class): Add parameter.
10365 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
10366 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
10367 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
10368 Add best_class parameter, and return it if not ALL_REGS.
10369 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
10371 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
10372 Update target hook.
10374 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10376 * config/aarch64/aarch64.c
10377 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
10378 (aarch64_ira_change_pseudo_allocno_class): New function.
10380 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
10383 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
10385 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10387 * config/avr/avr.c (avr_option_override): Set
10388 PARAM_ALLOW_STORE_DATA_RACES to 1.
10390 2016-02-02 Richard Biener <rguenther@suse.de>
10392 PR tree-optimization/69595
10393 * match.pd: Add range test simplifications to true/false.
10395 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
10397 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
10398 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
10401 2016-02-02 Richard Biener <rguenther@suse.de>
10403 PR tree-optimization/69606
10404 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10405 info on the result before moving a stmt.
10407 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10409 PR middle-end/68542
10410 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10411 branch with vector comparison.
10412 * config/i386/sse.md (VI48_AVX): New mode iterator.
10413 (define_expand "cbranch<mode>4): Add support for conditional branch
10414 with vector comparison.
10415 * tree-vect-loop.c (optimize_mask_stores): New function.
10416 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10417 has_mask_store field of vect_info.
10418 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10419 vectorized loops having masked stores after vec_info destroy.
10420 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10421 correspondent macros.
10422 (optimize_mask_stores): Add prototype.
10424 2016-02-02 Alan Modra <amodra@gmail.com>
10427 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10430 2016-02-02 Alan Modra <amodra@gmail.com>
10433 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10434 whenever toc_label_name used.
10435 (rs6000_file_start): Don't set up toc section here,
10436 (rs6000_output_function_epilogue): do so here instead,
10437 (rs6000_xcoff_file_start): and here.
10438 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10439 (load_toc_aix_di): Likewise.
10441 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10443 PR rtl-optimization/69592
10444 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10445 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10446 (num_sign_bit_copies_binary_arith_p): New inline function.
10447 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10449 2016-02-01 Jeff Law <law@redhat.com>
10451 PR tree-optimization/69580
10452 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10453 * tree-ssa-threadbackward.c
10454 (fsm_find_control_statement_thread_paths): Do not try to walk
10455 through large PHI nodes.
10457 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10459 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10460 when count is incremented above limit, don't analyze further
10463 * omp-low.c (oacc_parse_default_dims): Avoid
10464 -Wsign-compare warning, make sure value fits into int
10465 rather than just unsigned int.
10467 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10469 PR tree-optimization/67921
10470 * fold-const.c (split_tree): New parameters. Convert pointer
10471 type variable part to proper type before negating.
10472 (fold_binary_loc): Pass new arguments to split_tree.
10474 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10476 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10477 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10478 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10479 * doc/tm.texti: Rebuilt.
10480 * doc/invoke.texi (fopenacc-dim): Document.
10481 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10482 (append_compiler_options): Likewise.
10483 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10484 (oacc_parse_default_dims): New.
10485 (oacc_validate_dims): Add USED arg. Select non-unity default when
10487 (oacc_loop_fixed_partitions): Return mask of used partitions.
10488 (oacc_loop_auto_partitions): Emit dump info.
10489 (oacc_loop_partition): Return mask of used partitions.
10490 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10491 loop partitioning and validation calls.
10493 2016-02-01 Richard Biener <rguenther@suse.de>
10495 PR middle-end/69556
10496 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10498 2016-02-01 Richard Biener <rguenther@suse.de>
10500 PR tree-optimization/69574
10501 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10502 of asserting return chrec_dont_know.
10504 2016-02-01 Martin Liska <mliska@suse.cz>
10506 * mem-stats-traits.h: Add copyright header.
10507 * mem-stats.h: Likewise.
10509 2016-02-01 Richard Biener <rguenther@suse.de>
10511 PR tree-optimization/69579
10512 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10513 Do not propagate through abnormal PHI results.
10515 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10517 * postreload.c (reload_cse_simplify): Remove dead code.
10519 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10521 PR rtl-optimization/69570
10522 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10523 if there is more than one set, not if there is a single set.
10525 2016-02-01 Richard Henderson <rth@redhat.com>
10528 * combine.c (make_compound_operation): When looking through a
10529 subreg, make sure to re-extend to the width of the outer mode.
10531 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10533 PR tree-optimization/69546
10534 * wide-int.cc (wi::divmod_internal): For unsigned division
10535 where both operands fit into uhwi, if o1 is 1 and o0 has
10536 msb set, if divident_prec is larger than bits per hwi,
10537 clear another quotient word and return 2 instead of 1.
10538 Similarly for remainder with msb in HWI set, if dividend_prec
10539 is larger than bits per hwi.
10541 2016-01-29 Martin Jambor <mjambor@suse.cz>
10543 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10544 Use short lowercase names.
10545 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10546 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10547 acq_rel one. Protect warning agains segfaults if
10548 get_memory_order_name returns NULL.
10549 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10550 with release semantics. Do not warn if get_memory_order already did.
10551 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10552 semantics. Fix check for relaxed or acquire semantics. Do not warn
10553 if get_memory_order already did.
10555 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10557 * doc/install.texi: Document that isl-0.16 is supported.
10559 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10562 * config/i386/constraints.md (Bm): Describe as special memory
10564 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10565 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10566 * genpreds.c (struct constraint_data): Add is_special_memory.
10567 (have_special_memory_constraints, special_memory_start): New
10569 (special_memory_end): Ditto.
10570 (add_constraint): Add new arg is_special_memory. Add code to
10571 process its true value. Update have_special_memory_constraints.
10572 (process_define_constraint): Pass the new arg.
10573 (process_define_register_constraint): Ditto.
10574 (choose_enum_order): Process special memory.
10575 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10576 function insn_extra_special_memory_constraint.
10577 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10578 * gensupport.c (process_rtx): Process
10579 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10580 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10581 * ira-lives.c (single_reg_class): Use
10582 insn_extra_special_memory_constraint.
10583 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10584 * lra-constraints.c (process_alt_operands): Ditto.
10585 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10586 * recog.c (asm_operand_ok, preprocess_constraints): Process
10588 * reload.c (find_reloads): Ditto.
10589 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10590 * stmt.c (parse_input_constraint): Use
10591 insn_extra_special_memory_constraint.
10593 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10596 * lra-splill.c (lra_final_code_change): Revert r229087 by
10597 removing all sub-registers.
10599 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10602 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10604 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10607 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10608 SSE1, copy target into the temporary reg first before recursing
10611 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10613 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10616 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10618 * ginclude/stdarg.h: Test __cplusplus instead of
10619 __GXX_EXPERIMENTAL_CXX0X__.
10621 2016-01-29 Richard Biener <rguenther@suse.de>
10623 PR tree-optimization/69547
10624 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10625 Do not mark clobbers necessary.
10626 (mark_all_reaching_defs_necessary_1): Likewise.
10628 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10630 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10631 declaration name with %qs and print it in both error messages.
10632 Also fix indentation.
10634 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10637 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10638 trailing blank line from error message.
10640 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10643 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10646 2016-01-29 Richard Biener <rguenther@suse.de>
10648 PR middle-end/69537
10649 * match.pd: Allow all integral types when simplifying a
10650 widening or sign-changing conversion.
10652 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10654 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10655 back to setting codegen_error to fail codegen.
10657 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10660 * config/i386/constraints.md (C): Only accept constant zero operand.
10661 (BC): New constraint.
10662 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10663 instead of C constraint.
10664 * doc/md.texi (Machine Constraints): Update description
10667 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10670 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10672 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10674 PR middle-end/69542
10675 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10678 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10680 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10681 branches if using guessed profile.
10683 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10685 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10687 2016-01-28 Richard Henderson <rth@redhat.com>
10690 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10691 * config/aarch64/aarch64-protos.h: Update.
10692 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10693 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10694 (aarch64_get_condition_code_1): Handle CC_Cmode.
10695 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10696 (*add<mode>3_compareC_cconly_imm): New.
10697 (*add<mode>3_compareC_cconly): New.
10698 (*add<mode>3_compareC_imm): New.
10699 (add<mode>3_compareC): New.
10700 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10701 to be first. Use aarch64_carry_operation.
10702 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10703 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10704 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10705 (subti3): Use subdi3_compare1.
10706 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10707 (sub<mode>3_compare1): New.
10708 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10709 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10710 (*subsi3_carryin_uxtw): Likewise.
10711 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10712 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10713 * config/aarch64/iterators.md (DWI): New.
10714 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10715 (aarch64_borrow_operation): New.
10717 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10719 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10720 message when isl does not return a valid schedule.
10722 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10724 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10725 Remove comments from class declarations: they are already in the code
10728 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10730 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10732 (ternary_op_to_tree): Same.
10733 (unary_op_to_tree): Same.
10734 (nary_op_to_tree): Same.
10735 (gcc_expression_from_isl_expr_op): Same.
10736 (gcc_expression_from_isl_expression): Same.
10737 (graphite_create_new_loop): Same.
10738 (graphite_create_new_loop_guard): Same.
10739 (build_iv_mapping): Same.
10740 (graphite_create_new_guard): Same.
10741 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10742 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10744 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10746 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10747 instead of setting codegen_error to fail codegen.
10749 2016-01-28 Jason Merrill <jason@redhat.com>
10751 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10753 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10755 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10756 Remove CONST_INT_P check in CCMP cost calculation.
10758 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10760 * config/aarch64/aarch64.c (generic_vector_cost):
10761 Set vec_permute_cost.
10762 (cortexa57_vector_cost): Likewise.
10763 (exynosm1_vector_cost): Likewise.
10764 (xgene1_vector_cost): Likewise.
10765 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10766 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10767 Add vec_permute_cost entry.
10769 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10771 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10773 (add<mode>3_compare0): Likewise.
10774 (addsi3_compare0_uxtw): Likewise.
10775 (add<mode>3nr_compare0): Likewise.
10776 (compare_neg<mode>): Likewise.
10777 (<optab><mode>3): Likewise.
10779 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10781 * tree-vect-stmts.c (vectorizable_comparison): Add
10782 NULL check for vectype.
10784 2016-01-28 Richard Biener <rguenther@suse.de>
10786 PR tree-optimization/69466
10787 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10788 Account for PHIs we couldn't duplicate.
10790 2016-01-28 Martin Liska <mliska@suse.cz>
10793 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10794 instead of ENABLE_VALGRIND_CHECKING.
10796 2016-01-27 Richard Henderson <rth@redhat.com>
10799 * lra-remat.c (subreg_regs): New.
10800 (dump_candidates_and_remat_bb_data): Dump it.
10801 (operand_to_remat): Reject if operand in subreg_regs.
10802 (set_bb_regs): Collect subreg_regs.
10803 (lra_remat): Init and free subreg_regs. Compute
10804 calculate_local_reg_remat_bb_data before create_cands.
10806 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10809 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10810 change stack_alignment_needed for __tls_get_addr call.
10812 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10814 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10816 2016-01-27 Jeff Law <law@redhat.com>
10818 PR tree-optimization/68398
10819 PR tree-optimization/69196
10820 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10821 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10822 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10823 Only count PHIs in the last block in the path. The others will
10824 const/copy propagate away. Add heuristic to allow more irreducible
10825 subloops to be created when it is likely profitable to do so.
10827 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10828 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10829 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10831 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10834 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10835 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10836 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10837 * tree-streamer-in.c: Include asan.h.
10838 (streamer_get_builtin_tree): For builtins in sanitizer
10839 range call initialize_sanitizer_builtins and retry.
10841 2016-01-27 Ian Lance Taylor <iant@google.com>
10843 * common.opt (fkeep-gc-roots-live): New undocumented option.
10844 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10845 -fkeep-gc-roots-live, skip pointers.
10846 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10849 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10852 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10853 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10855 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10858 * configure.ac: NetBSD provides SSP in its C library.
10859 * configure: Updated.
10861 2016-01-27 Richard Biener <rguenther@suse.de>
10863 PR tree-optimization/69166
10864 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10865 reduction code for commutativity / associativity.
10867 2016-01-27 Martin Jambor <mjambor@suse.cz>
10869 PR tree-optimization/69355
10870 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10871 total_scalarization fails.
10873 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10875 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10878 2016-01-27 Christian Bruel <christian.bruel@st.com>
10881 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10882 Move arm_reset_previous_fndecl and set_target_option_current_node in
10883 the conditional part. Call save_restore_target_globals.
10884 * config/arm/arm.c (arm_set_current_function):
10885 Refactor to better support #pragma target and attribute mix.
10886 Call save_restore_target_globals.
10887 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10889 2016-01-27 Martin Liska <mliska@suse.cz>
10891 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10892 reference for an HSA kernel and its host function.
10894 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10896 PR tree-optimization/69399
10897 * wide-int.h (wi::lrshift): For larger precisions, only
10898 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10900 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10902 * config/arc/predicates.md (proper_comparison_operator): Reject
10903 constant-constant comparison.
10905 2016-01-26 Tom de Vries <tom@codesourcery.com>
10907 PR tree-optimization/69110
10908 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10909 DR_NUM_DIMENSIONS == 0.
10911 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10912 Sebastian Pop <s.pop@samsung.com>
10914 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10915 isl_ast_op_cond and isl_ast_op_select.
10916 (gcc_expression_from_isl_expr_op): Same.
10918 2016-01-26 Jason Merrill <jason@redhat.com>
10921 * tree.c (recompute_constructor_flags): Split out from
10923 (verify_constructor_flags): New.
10924 * tree.h: Declare them.
10926 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10928 PR rtl-optimization/69217
10929 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10930 are no TYPE_FIELDS set for the record type.
10932 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10935 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10936 toc_label_name unconditionally.
10937 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10938 SYMBOL_REF string. Use toc_label_name instead of constructing
10940 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10941 constructing LCTOC1.
10943 2016-01-26 Martin Sebor <msebor@redhat.com>
10946 * doc/extend.texi (Common Type Attributes): Move text that talks about
10947 attribute packed from attribute aligned to the section discussing
10948 the former attribute for clarity.
10950 2016-01-26 Richard Henderson <rth@redhat.com>
10952 PR middle-end/60908
10953 * trans-mem.c (tm_region_init): Mark entry block as visited.
10955 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10958 * diagnostic-show-locus.c (layout::print_source_line): Replace
10959 call to pp_newline with call to layout::print_newline.
10960 (layout::print_annotation_line): Likewise.
10961 (layout::move_to_column): Likewise.
10962 (layout::print_any_fixits): After printing any fixits, print a
10963 trailing newline, if necessary.
10964 (layout::print_newline): New method, resetting any colorization
10966 (diagnostic_show_locus): Move the pp_newline to before the
10967 early bailout. Remove dummy block enclosing the layout instance.
10968 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10969 of pp_newline_and_flush with pp_flush.
10970 (diagnostic_append_note): Delete use of pp_newline.
10971 (diagnostic_append_note_at_rich_loc): Delete.
10972 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10973 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10974 when newline characters are added to the buffer.
10976 2016-01-26 Michael Matz <matz@suse.de>
10978 * configure.ac (ac_cv_std_swap_in_utility): New test.
10979 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10980 * configure: Regenerate.
10981 * config.in: Regenerate.
10983 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10985 * config/arc/arc.md (cstoresi4): Force operand into register.
10986 (arcset<code>): Fix predicate.
10987 (arcsetltu): Likewise.
10988 (arcsetgeu): Likewise.
10989 (arcsethi): Likewise.
10990 (arcsetls): Likewise.
10992 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10994 PR tree-optimization/69483
10995 * gimple-fold.c (canonicalize_constructor_val): Return NULL
10996 if base has error_mark_node type.
10998 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
11001 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
11002 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
11004 (vget_lane_f16): Handle big-endian.
11005 (vgetq_lane_f16): Likewise.
11006 (vset_lane_f16): Likewise.
11007 (vsetq_lane_f16): Likewise.
11008 * config/arm/iterators.md (VQXMOV): Add V8HF.
11009 (VDQ): Add V4HF and V8HF.
11010 (V_reg): Handle V4HF and V8HF.
11011 (Is_float_mode): Likewise.
11012 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
11013 neon_vdup_nv8hf): New patterns.
11014 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
11015 Use VD_LANE iterator.
11016 (neon_vld1_dup<mode>): Use VQ2 iterator.
11018 2016-01-26 Nathan Sidwell <nathan@acm.org>
11020 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
11021 (set_oacc_fn_attrib): Add IS_KERNEL arg.
11022 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
11023 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
11024 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
11025 (oacc_validate_dims): Add LEVEL arg, don't return level.
11026 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
11027 oacc_validate_dims.
11028 (execute_oacc_device_lower): Adjust, add more dump output.
11029 * tree-ssa-loop.c (gate_oacc_kernels): Use
11030 oacc_fn_attrib_kernels_p.
11031 * tree-parloops.c (create_parallel_loop): Adjust
11032 set_oacc_fn_attrib call.
11034 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11037 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
11038 (append_compiler_options): Handle -fcilkplus.
11039 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
11041 2016-01-26 Nick Clifton <nickc@redhat.com>
11044 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
11045 been marked as DECL_ONE_ONLY but we do not the means to make it
11046 so, then do not allow it to bind locally.
11048 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11051 * opts.h (parse_sanitizer_options): New prototype.
11052 * opts.c (sanitizer_opts): New array.
11053 (parse_sanitizer_options): New function.
11054 (common_handle_option): Use parse_sanitizer_options.
11056 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
11059 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
11060 alignment adjustment to ...
11061 (ix86_update_stack_boundary): Here. Don't over-align stack for
11063 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11064 if __tls_get_addr is called.
11066 2016-01-26 Christian Bruel <christian.bruel@st.com>
11068 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11070 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11072 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11074 2016-01-26 Richard Biener <rguenther@suse.de>
11076 PR middle-end/69467
11077 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11079 2016-01-26 Richard Biener <rguenther@suse.de>
11081 PR tree-optimization/69452
11082 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11083 (move_computations_dom_walker::before_dom_children): Rename
11085 (move_computations_worker): This.
11086 (move_computations): Perform an RPO rather than a DOM walk.
11088 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11091 * combine.c (combine_instructions): For REG_EQUAL note with
11092 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11093 to the underlying register.
11094 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11095 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11097 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11100 * config/aarch64/aarch64-builtins.c
11101 (aarch64_init_simd_builtin_types): Do not set structural
11102 equality to __Poly{8,16,64,128}_t types.
11104 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11106 PR tree-optimization/69400
11107 * wide-int.cc (wi_pack): Take the precision as argument and
11108 perform canonicalization here rather than in the callers.
11109 Use the main loop to handle all full-width HWIs. Add a
11110 zero HWI if in_len isn't a full result.
11111 (wi::divmod_internal): Update accordingly.
11112 (wi::mul_internal): Likewise. Simplify.
11114 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11115 Sebastian Pop <s.pop@samsung.com>
11117 * graphite-poly.c (apply_poly_transforms): Simplify.
11118 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11119 (print_isl_map): Same.
11120 (print_isl_union_map): Same.
11121 (print_isl_schedule): New.
11122 (debug_isl_schedule): New.
11123 * graphite-dependences.c (scop_get_reads): Do not call
11124 isl_union_map_add_map that is undocumented isl functionality.
11125 (scop_get_must_writes): Same.
11126 (scop_get_may_writes): Same.
11127 (scop_get_original_schedule): Remove.
11128 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11129 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11130 (compute_deps): Remove.
11131 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11132 (debug_schedule_ast): New.
11133 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11134 set_separate_option.
11135 (graphite_regenerate_ast_isl): Add dump.
11136 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11137 from scop->transformed_schedule.
11138 (graphite_regenerate_ast_isl): Add more dump.
11139 * graphite-optimize-isl.c (optimize_isl): Set
11140 scop->transformed_schedule. Check whether schedules are equal.
11141 (apply_poly_transforms): Move here.
11142 * graphite-poly.c (apply_poly_transforms): ... from here.
11143 (free_poly_bb): Static.
11144 (free_scop): Static.
11145 (pbb_number_of_iterations_at_time): Remove.
11146 (print_isl_ast): New.
11147 (debug_isl_ast): New.
11148 (debug_scop_pbb): New.
11149 * graphite-scop-detection.c (print_edge): Move.
11150 (print_sese): Move.
11151 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11152 (build_scop_scattering): Remove.
11153 (create_pw_aff_from_tree): Assert instead of bailing out.
11154 (add_condition_to_pbb): Remove unused code, do not fail.
11155 (add_conditions_to_domain): Same.
11156 (add_conditions_to_constraints): Remove.
11157 (build_scop_context): New.
11158 (add_iter_domain_dimension): New.
11159 (build_iteration_domains): Initialize pbb->iterators.
11160 Call add_conditions_to_domain.
11163 (index_outermost_in_loop): New.
11164 (index_pbb_in_loop): New.
11165 (outermost_pbb_in): New.
11166 (add_in_sequence): New.
11167 (add_outer_projection): New.
11168 (outer_projection_mupa): New.
11169 (add_loop_schedule): New.
11170 (build_schedule_pbb): New.
11171 (build_schedule_loop): New.
11172 (embed_in_surrounding_loops): New.
11173 (build_schedule_loop_nest): New.
11174 (build_original_schedule): New.
11175 (build_poly_scop): Call build_original_schedule.
11176 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11177 (free_poly_dr): Remove.
11178 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11179 (free_poly_bb): Remove.
11180 (debug_loop_vec): Remove.
11181 (print_isl_ast): Declare.
11182 (debug_isl_ast): Declare.
11183 (scop_do_interchange): Remove.
11184 (scop_do_strip_mine): Remove.
11185 (scop_do_block): Remove.
11186 (flatten_all_loops): Remove.
11187 (optimize_isl): Remove.
11188 (pbb_number_of_iterations_at_time): Remove.
11189 (debug_scop_pbb): Declare.
11190 (print_schedule_ast): Declare.
11191 (debug_schedule_ast): Declare.
11192 (struct scop): Remove schedule. Add original_schedule,
11193 transformed_schedule.
11194 (free_gimple_poly_bb): Remove.
11195 (print_generated_program): Remove.
11196 (debug_generated_program): Remove.
11197 (unify_scattering_dimensions): Remove.
11198 * sese.c (print_edge): ... here.
11199 (print_sese): ... here.
11200 (debug_edge): ... here.
11201 (debug_sese): ... here.
11202 * sese.h (print_edge): Declare.
11203 (print_sese): Declare.
11204 (dump_edge): Declare.
11205 (dump_sese): Declare.
11207 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11208 Sebastian Pop <s.pop@samsung.com>
11210 * Makefile.in: Set ISLVER in site.exp.
11212 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11214 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11215 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11216 through DECL_VALUE_EXPR for expansion.
11218 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11220 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11221 the frame info after reload completed.
11223 2016-01-25 Jeff Law <law@redhat.com>
11225 PR tree-optimization/69196
11226 PR tree-optimization/68398
11227 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11228 tree-ssa-threadupdate.c.
11229 (determine_bb_domination_status): Prototype
11230 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11231 (determine_bb_domination_status): No longer static.
11232 (valid_jump_thread_path): Remove code to detect characteristics
11233 of the jump thread path not associated with correctness.
11234 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11235 Correct test for thread path length. Count PHIs for real operands as
11236 statements that need to be copied. Do not count ASSERT_EXPRs.
11237 Look at all the blocks in the thread path. Compute and selectively
11238 filter thread paths based on threading through the latch, threading
11239 a multiway branch or crossing a multiway branch.
11241 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11243 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11244 decl with __attribute__ ((unused)) annotation.
11246 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11249 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11250 of operands is compatible with a statement vectype.
11252 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11254 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11255 improve wording for mixed storage order support.
11257 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11259 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11260 (vcvt_u64_f64): Likewise.
11261 (vcvta_s64_f64): Likewise.
11262 (vcvta_u64_f64): Likewise.
11263 (vcvtm_s64_f64): Likewise.
11264 (vcvtm_u64_f64): Likewise.
11265 (vcvtn_s64_f64): Likewise.
11266 (vcvtn_u64_f64): Likewise.
11267 (vcvtp_s64_f64): Likewise.
11268 (vcvtp_u64_f64): Likewise.
11270 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
11272 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
11273 (arc_init): Check validity mll64 option.
11274 (arc_save_restore): Use double load/store instruction.
11275 (arc_expand_movmem): Likewise.
11276 (arc_split_move): Don't split if we have double load/store
11277 instructions. Returns a boolean.
11278 (arc_process_double_reg_moves): Change function to return boolean
11279 instead of a sequence of instructions.
11280 (arc_dwarf_register_span): New function.
11281 * config/arc/arc-protos.h (arc_split_move): Change prototype.
11282 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
11283 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
11284 (*movdf_insn): Likewise.
11285 * config/arc/arc.opt (mll64): New option.
11286 * config/arc/predicates.md (even_register_operand): New predicate.
11287 * doc/invoke.texi (ARC Options): Add mll64 documentation.
11289 2016-01-25 Richard Biener <rguenther@suse.de>
11292 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
11293 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
11295 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
11297 2016-01-25 Richard Biener <rguenther@suse.de>
11299 PR tree-optimization/69376
11300 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
11302 (VN_INFO_ANTI_RANGE_P): New inline.
11303 (VN_INFO_RANGE_TYPE): Likewise.
11304 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
11305 SSA_NAME_ANTI_RANGE_P.
11306 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
11307 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11308 Properly query VN_INFO_RANGE_TYPE.
11310 2016-01-25 Nick Clifton <nickc@redhat.com>
11313 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
11315 2016-01-23 Tom de Vries <tom@codesourcery.com>
11317 PR tree-optimization/69426
11318 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
11321 2016-01-23 Jakub Jelinek <jakub@redhat.com>
11323 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
11324 "the the" with "the" in the comments.
11325 * ipa-devirt.c (build_type_inheritance_graph,
11326 update_type_inheritance_graph): Likewise.
11327 * tree.c (build_function_type_list_1): Likewise.
11328 * cfgloopmanip.c (scale_loop_profile): Likewise.
11329 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
11330 * gimple-ssa-split-paths.c
11331 (find_block_to_duplicate_for_splitting_paths): Likewise.
11332 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
11333 * expr.c (convert_move): Likewise.
11334 * var-tracking.c (vt_stack_adjustments): Likewise.
11335 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11336 * tree-vrp.c (test_for_singularity): Likewise.
11338 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
11339 directly instead of building a temporary tree.
11342 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
11343 remove <algorithm> include.
11345 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11348 * config/i386/i386.c: Include dojump.h.
11349 (expand_small_movmem_or_setmem,
11350 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
11352 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
11353 if dynamic_check != -1.
11355 2016-01-21 Jeff Law <law@redhat.com>
11357 PR middle-end/69347
11358 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
11359 record_temporary_equivalences. Rewritten to avoid unnecessary calls
11360 into dominated_by_p.
11361 (cprop_into_successor_phis): Avoid unnecessary tests.
11363 2016-01-22 Richard Henderson <rth@redhat.com>
11366 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
11367 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
11369 2016-01-22 Michael Matz <matz@suse.de>
11371 * system.h (string, algorithm): Include only conditionally.
11372 (new): Include always under C++.
11373 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
11374 * final.c (toplevel): Ditto.
11375 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
11376 * genconditions.c (write_header): Make gencondmd.c define
11378 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
11380 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
11381 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
11383 2016-01-22 Christian Bruel <christian.bruel@st.com>
11386 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
11388 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11391 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
11392 define_insn_and_split. Ensure operands[1] and operands[0] do not
11393 get assigned the same register.
11395 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11397 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
11399 2016-01-22 Christian Bruel <christian.bruel@st.com>
11401 * config/arm/arm-c.c (arm_pragma_target_parse):
11402 Remove warn_builtin_macro_redefined overwrite.
11404 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11406 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11407 flag_non_call_exceptions compatibility.
11409 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11412 * dwarf2out.c (add_child_die_after): New function.
11413 (dwarf_qual_info_t): New type.
11414 (dwarf_qual_info): New variable.
11415 (qualified_die_p): New function.
11416 (modified_type_die): For -fdebug-types-section, ensure
11417 canonical order of qualifiers. Put qualified DIEs adjacent
11418 to the corresponding non-qualified type DIE and search there
11419 for existing qualified DIEs.
11421 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11423 * doc/extend.texi (scalar_storage_order type attribute): Document
11424 restriction on type punning and aliasing, and remove future tense.
11426 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11429 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11432 2016-01-21 Jeff Law <law@redhat.com>
11434 PR middle-end/69347
11435 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11436 useless call to record_temporary_equivalences.
11437 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11438 allocate 10 slots in the bb_path vector and let it grow as needed.
11439 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11442 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11444 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11446 * configure: Regenerate.
11448 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11450 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11451 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11453 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11455 PR middle-end/66178
11456 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11457 drop EXPAND_INITIALIZER.
11458 * rtl.h (contains_symbolic_reference_p): Declare.
11459 * rtlanal.c (contains_symbolic_reference_p): New function.
11460 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11461 a subtraction into a NOT if symbolic constants are involved.
11463 2016-01-21 Anton Blanchard <anton@samba.org>
11464 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11467 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11469 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11472 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11474 * config/microblaze/microblaze.c
11475 (get_branch_target): New.
11476 (insert_wic_for_ilb_runout): New.
11478 (microblaze_machine_dependent_reorg): New.
11479 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11480 * config/microblaze/microblaze.md
11481 (UNSPEC_IPREFETCH): Define.
11482 (iprefetch): New pattern
11483 * config/microblaze/microblaze.opt
11484 (mxl-prefetch): New flag.
11486 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11488 * config/microblaze/microblaze.h
11489 (FIXED_REGISTERS): Update in macro.
11490 (CALL_USED_REGISTERS): Update in macro.
11492 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11494 PR rtl-optimization/68920
11495 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11498 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11500 PR rtl-optimization/68990
11501 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11502 pseudo instead of inheritance ones.
11504 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11505 Nick Clifton <nickc@redhat.com>
11509 * config/mips/mips.c (mips_compute_frame_info): Initialise
11510 args_size and hard_frame_pointer_offset fields of the frame
11511 structure before calling mips_global_pointer.
11513 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11515 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11517 * configure: Regenerate.
11519 2016-01-21 Richard Biener <rguenther@suse.de>
11521 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11523 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11525 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11526 to actually emit the .size directive.
11528 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11529 Jakub Jelinek <jakub@redhat.com>
11533 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11534 args array size by one to avoid buffer overflow.
11536 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11538 * config/s390/s390.md (pool_section_start): Use switch_to_section
11539 to select proper read-only data section instead of hardcoding
11541 (pool_section_end): Use switch_to_section to match the above.
11543 2016-01-21 Richard Biener <rguenther@suse.de>
11545 PR tree-optimization/69378
11546 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11547 (set_ssa_val_to): Use it for dominance checks taking into
11548 account not executable edges.
11550 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11553 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11554 for bitsize instead of GET_MODE_PRECISION (mode).
11556 2016-01-20 Martin Sebor <msebor@redhat.com>
11559 * extend.texi (__sync Builtins): Clarify the semantics of
11560 __sync_fetch_and_OP built-ins on pointers.
11561 (__atomic Builtins): Same.
11563 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11564 Sebastian Pop <s.pop@samsung.com>
11566 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11567 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11568 (is_valid_rename): Same.
11569 (translate_isl_ast_to_gimple::get_rename): Same.
11570 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11571 (translate_isl_ast_to_gimple::rename_uses): Same.
11572 (get_new_name): Check for close_phi nodes.
11573 (copy_loop_phi_args): Use phi_node_kind.
11574 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11575 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11577 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11578 Sebastian Pop <s.pop@samsung.com>
11580 Revert commit r229783.
11581 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11582 Remove use of parameter_rename_map.
11583 (copy_def): Remove.
11584 (copy_internal_parameters): Remove.
11585 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11586 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11587 (free_sese_info): Do not free parameter_rename_map.
11588 (set_rename): Do not use parameter_rename_map.
11589 (rename_uses): Update call to set_rename.
11590 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11591 * sese.h (parameter_rename_map_t): Remove.
11592 (struct sese_info_t): Remove field parameter_rename_map.
11594 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11595 Sebastian Pop <s.pop@samsung.com>
11597 * graphite-isl-ast-to-gimple.c: Fix comment.
11598 * graphite-scop-detection.c (defined_in_loop_p): New.
11599 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11600 names defined in loop.
11602 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11603 Sebastian Pop <s.pop@samsung.com>
11605 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11606 Discard unstructured if-then-else regions.
11608 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11609 Sebastian Pop <s.pop@samsung.com>
11611 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11612 (cleanup_loop_iter_dom): Remove.
11613 (build_loop_iteration_domains): Remove.
11614 (build_scop_context): Remove.
11615 (build_scop_iteration_domain): Remove.
11616 (add_loop_constraints): New.
11617 (build_iteration_domains): New.
11618 (build_poly_scop): Call build_iteration_domains.
11620 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11621 Sebastian Pop <s.pop@samsung.com>
11623 * graphite-scop-detection.c
11624 (scop_detection::harmful_loop_in_region): Free dom and loops.
11625 (scop_detection::loop_body_is_valid_scop): Free bbs.
11627 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11628 Sebastian Pop <s.pop@samsung.com>
11630 * graphite-scop-detection.c (record_loop_in_sese): New.
11631 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11632 (build_scops): Remove call to build_sese_loop_nests.
11633 * sese.c (sese_record_loop): Remove.
11634 (build_sese_loop_nests): Remove.
11635 (new_sese_info): Remove region->loops.
11636 (free_sese_info): Same.
11637 * sese.h (sese_contains_loop): Same.
11638 (build_sese_loop_nests): Remove.
11639 (sese_contains_loop): Remove.
11641 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11642 Sebastian Pop <s.pop@samsung.com>
11644 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11645 loop_is_valid_in_scop.
11646 (scop_detection::harmful_stmt_in_region): Renamed
11647 harmful_loop_in_region.
11648 Call loop_is_valid_in_scop.
11650 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11651 Sebastian Pop <s.pop@samsung.com>
11653 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11656 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11657 Sebastian Pop <s.pop@samsung.com>
11659 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11660 * graphite.h (struct poly_bb): Remove field is_reduction.
11661 (PBB_IS_REDUCTION): Remove.
11663 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11664 Sebastian Pop <s.pop@samsung.com>
11666 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11667 (add_pdr_constraints): Same.
11668 (scop_get_reads): Same.
11669 (scop_get_must_writes): Same.
11670 (scop_get_may_writes): Same.
11671 (scop_get_original_schedule): Same.
11672 (extend_schedule): Same.
11673 (apply_schedule_on_deps): Same.
11674 (carries_deps): Same.
11675 (compute_deps): Same.
11676 (scop_get_dependences): Same.
11677 * graphite-isl-ast-to-gimple.c
11678 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11679 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11680 (get_schedule_for_band_list): Same.
11681 (get_schedule_map): Same.
11682 (apply_schedule_map_to_scop): Same.
11683 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11684 (build_loop_iteration_domains): Same.
11685 (add_condition_to_pbb): Same.
11686 (add_param_constraints): Same.
11687 (pdr_add_memory_accesses): Same.
11688 (pdr_add_data_dimensions): Same.
11690 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11692 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11695 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11697 * common.opt (feliminate-dwarf2-dups): Replace references to
11698 "DWARF 2" with just "DWARF".
11699 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11700 * doc/extend.texi: Likewise.
11701 * doc/cpp.texi: Likewise.
11702 * doc/invoke.texi: Likewise.
11703 (Option Summary): Add -gdwarf to list of Debugging Options.
11704 (Debugging Options): Document -gdwarf.
11705 * doc/contrib.texi: Spell "DWARF" like that.
11707 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11709 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11710 warning. Fix up formatting.
11712 PR middle-end/67653
11713 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11714 attempt to mark memory input operand addressable and
11715 call prepare_gimple_addressable in that case. Don't adjust
11716 input_location for diagnostics, use error_at instead.
11718 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11720 * config/rs6000/ppc-auxv.h: New file.
11721 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11722 (cpu_is): Likewise.
11723 (cpu_supports): Likewise.
11724 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11725 (cpu_is_info): New variable.
11726 (cpu_supports_info): Likewise.
11727 (tcb_verification_symbol): Likewise.
11728 (cpu_builtin_p): Likewise.
11729 (cpu_expand_builtin): New function.
11730 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11731 (rs6000_init_builtins): Likewise.
11732 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11733 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11734 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11735 * configure: Regenerate.
11736 * config.in: Likewise.
11737 * doc/extend.texi (PowerPC Built-in Functions): Document
11738 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11740 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11743 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11745 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11748 2016-01-20 Richard Henderson <rth@redhat.com>
11754 * tree.c (tm_define_builtin): New.
11755 (find_tm_vector_type): New.
11756 (build_tm_vector_builtins): New.
11757 (build_common_builtin_nodes): Call it.
11759 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11761 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11762 (arm_fp_ok): Likewise.
11763 (arm_fp): Likewise.
11764 (arm_crypto): Likewise.
11766 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11767 Richard Biener <rguenther@suse.de>
11769 PR tree-optimization/69328
11770 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11771 vectors have same number of elements.
11772 (vectorizable_condition): Fix masked version recognition.
11774 2016-01-20 Richard Biener <rguenther@suse.de>
11776 PR tree-optimization/69345
11777 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11778 (VN_INFO_PTR_INFO): Likewise.
11779 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11780 info when it is equal between non-dominating SSA names.
11781 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11782 Make sure to look at original SSA infos.
11784 2016-01-20 Jeff Law <law@redhat.com>
11787 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11789 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11790 (pc_or_label_operand): New predicate.
11791 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11792 tests for small integers that are 2^n - 1.
11794 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11796 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11798 2016-01-19 Jeff Law <law@redhat.com>
11800 PR middle-end/69347
11801 * tree-ssa-threadbackwards.c
11802 (fsm_find_control_statement_thread_paths): Do not try to lookup
11803 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11805 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11807 * doc/lto.texi: Remove text that says only Gold has linker plugin
11810 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11812 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11813 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11814 the DIE accordingly.
11815 (modified_type_die): Add REVERSE parameter and pass it recursively,
11816 as well as to base_type_die. Adjust presence check accordingly.
11817 (base_type_for_mode): Adjust call to modified_type_die.
11818 (add_type_attribute): Add REVERSE parameter and pass it to
11820 (generic_parameter_die): Adjust call to add_type_attribute.
11821 (add_scalar_info): Likewise.
11822 (add_subscript_info): Likewise.
11823 (gen_array_type_die): Likewise.
11824 (gen_descr_array_type_die): Likewise.
11825 (gen_entry_point_die): Likewise.
11826 (gen_enumeration_type_die): Likewise.
11827 (gen_formal_parameter_die): Likewise.
11828 (gen_subprogram_die): Likewise.
11829 (gen_variable_die ): Likewise.
11830 (gen_const_die): Likewise.
11831 (gen_field_die): Likewise.
11832 (gen_pointer_type_die): Likewise.
11833 (gen_reference_type_die): Likewise.
11834 (gen_ptr_to_mbr_type_die): Likewise.
11835 (gen_inheritance_die): Likewise.
11836 (gen_subroutine_type_die): Likewise.
11837 (gen_typedef_die): Likewise.
11838 (force_type_die): Adjust call to modified_type_die.
11840 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11842 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11843 flow throughout the file. Fix broken link to Objective-C 2.0
11845 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11848 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11850 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11852 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11855 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11856 (maybe_record_node): Record cxa_pure_virtual as the only possible
11857 target if there are not ohter candidates.
11858 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11860 2016-01-19 Richard Biener <rguenther@suse.de>
11862 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11863 (get_memory_order): Likewise.
11865 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11867 * tree-vect-stmts.c (vectorizable_store): Check
11870 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11873 * gcc.c (driver::decode_argv): Add call to
11874 init_opts_obstack before init_options_struct.
11875 * opts.c (init_opts_obstack): Remove idempotency.
11876 (init_options_struct): Replace call to init_opts_obstack
11877 with a gcc_assert to verify that it has already been called.
11878 * toplev.c (toplev::main): Add call to init_opts_obstack before
11879 calls to init_options_struct.
11880 (toplev::finalize): Move cleanup of opts_obstack next to
11881 cleanup of save_decoded_options, clearing the latter, and
11882 save_decoded_options_count.
11884 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11887 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11888 attribute to unconditional. Remove %? from output template.
11890 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11891 Jiong Wang <jiong.wang@arm.com>
11893 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11894 generated from different expand order.
11896 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11898 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11899 Add support for CCMP costing.
11901 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11903 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11904 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11905 (fccmpe<mode>): Likewise.
11906 (fcmp): Rename to fcmp and globalize pattern.
11908 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11909 (aarch64_gen_ccmp_next): Add FP support.
11911 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11913 * target.def (gen_ccmp_first): Update documentation.
11914 (gen_ccmp_next): Likewise.
11915 * doc/tm.texi (gen_ccmp_first): Update documentation.
11916 (gen_ccmp_next): Likewise.
11917 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11918 expand_ccmp_expr_1. Improve comments.
11919 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11920 (ccmp_ior<mode>): Remove pattern.
11921 (cmp<mode>): Remove expand.
11922 (cmp): Globalize pattern.
11923 (cstorecc4): Use cc_register.
11924 (mov<mode>cc): Remove ccmp_cc_register check.
11925 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11926 Simplify after removal of CC_DNE/* modes.
11927 (aarch64_ccmp_mode_to_code): Remove.
11928 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11929 In 'k' case use integer as condition.
11930 (aarch64_nzcv_codes): Remove inverted cases.
11931 (aarch64_code_to_ccmode): Remove.
11932 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11933 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11934 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11935 pattern. Return the comparison with CC register. Invert conditions
11936 when bitcode is OR.
11937 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11938 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11940 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11942 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11943 instrumented_version.
11945 2016-01-19 Richard Biener <rguenther@suse.de>
11947 PR tree-optimization/69336
11948 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11949 handled components with get_ref_base_and_extent.
11950 (equal_mem_array_ref_p): Adjust.
11952 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11955 * shrink-wrap.c: Include valtrack.h.
11956 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11957 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11958 in between insn and where it will be moved to. Call
11959 dead_debug_insert_temp.
11960 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11961 first and dead_debug_local_finish at the end.
11962 For uses and defs bitmap, handle all regs in between REGNO and
11963 END_REGNO, not just the first one.
11965 2016-01-19 Richard Biener <rguenther@suse.de>
11967 PR tree-optimization/69352
11968 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11969 (equal_mem_array_ref_p): Constrain size and max size properly.
11970 Compare the reverse flag.
11972 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11974 * ira.c (ira): Update regstat data if we deleted insns.
11976 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11978 PR rtl-optimization/68955
11979 PR rtl-optimization/64557
11980 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11981 here. Fix up formatting.
11982 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11984 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11987 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11988 assume that the node has body.
11989 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11992 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11994 * lto-streamer-out.c (lto_output): Do not stream instrumentation
11997 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11999 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
12000 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
12002 2016-01-19 Martin Jambor <mjambor@suse.cz>
12003 Martin Liska <mliska@suse.cz>
12004 Michael Matz <matz@suse.de>
12006 * Makefile.in (OBJS): Add new source files.
12007 (GTFILES): Add hsa.c.
12008 * common.opt (disable_hsa): New variable.
12009 (-Whsa): New warning.
12010 * config.in (ENABLE_HSA): New.
12011 * configure.ac: Treat hsa differently from other accelerators.
12012 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
12013 $enable_offloading.
12014 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
12015 * doc/install.texi (Configuration): Document --with-hsa-runtime,
12016 --with-hsa-runtime-include, --with-hsa-runtime-lib and
12017 --with-hsa-kmt-lib.
12018 * doc/invoke.texi (-Whsa): Document.
12019 (hsa-gen-debug-stores): Likewise.
12020 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
12021 to invoke offload compiler for hsa acclerator.
12022 * opts.c (common_handle_option): Determine whether HSA offloading
12023 should be performed.
12024 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
12025 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
12026 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
12027 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
12028 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
12029 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
12030 GF_OMP_FOR_KIND_GRID_LOOP.
12031 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
12032 (pp_gimple_stmt_1): Likewise.
12033 * gimple-walk.c (walk_gimple_stmt): Likewise.
12034 * gimple.c (gimple_build_omp_grid_body): New function.
12035 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
12036 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
12037 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
12038 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
12039 GF_OMP_TEAMS_GRID_PHONY.
12040 (gimple_statement_omp_single_layout): Updated comments.
12041 (gimple_build_omp_grid_body): New function.
12042 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
12043 (gimple_omp_for_grid_phony): New function.
12044 (gimple_omp_for_set_grid_phony): Likewise.
12045 (gimple_omp_parallel_grid_phony): Likewise.
12046 (gimple_omp_parallel_set_grid_phony): Likewise.
12047 (gimple_omp_teams_grid_phony): Likewise.
12048 (gimple_omp_teams_set_grid_phony): Likewise.
12049 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
12050 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
12051 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
12052 (BUILT_IN_GOMP_TARGET): Updated type.
12053 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
12054 (adjust_for_condition): New function.
12055 (get_omp_for_step_from_incr): Likewise.
12056 (extract_omp_for_data): Moved parts to adjust_for_condition and
12057 get_omp_for_step_from_incr.
12058 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
12059 (fixup_child_record_type): Bail out if receiver_decl is NULL.
12060 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
12061 (scan_omp_parallel): Do not create child functions for phony
12063 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12064 (scan_omp_1_op): Checking assert we are not remapping to
12065 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12066 (parallel_needs_hsa_kernel_p): New function.
12067 (expand_parallel_call): Register apprpriate parallel child
12068 functions as HSA kernels.
12069 (grid_launch_attributes_trees): New type.
12070 (grid_attr_trees): New variable.
12071 (grid_create_kernel_launch_attr_types): New function.
12072 (grid_insert_store_range_dim): Likewise.
12073 (grid_get_kernel_launch_attributes): Likewise.
12074 (get_target_argument_identifier_1): Likewise.
12075 (get_target_argument_identifier): Likewise.
12076 (get_target_argument_value): Likewise.
12077 (push_target_argument_according_to_value): Likewise.
12078 (get_target_arguments): Likewise.
12079 (expand_omp_target): Call get_target_arguments instead of looking
12080 up for teams and thread limit.
12081 (grid_expand_omp_for_loop): New function.
12082 (grid_arg_decl_map): New type.
12083 (grid_remap_kernel_arg_accesses): New function.
12084 (grid_expand_target_kernel_body): New function.
12085 (expand_omp): Call it.
12086 (lower_omp_for): Do not emit phony constructs.
12087 (lower_omp_taskreg): Do not emit phony constructs but create for them
12088 a temporary variable receiver_decl.
12089 (lower_omp_taskreg): Do not emit phony constructs.
12090 (lower_omp_teams): Likewise.
12091 (lower_omp_grid_body): New function.
12092 (lower_omp_1): Call it.
12093 (grid_reg_assignment_to_local_var_p): New function.
12094 (grid_seq_only_contains_local_assignments): Likewise.
12095 (grid_find_single_omp_among_assignments_1): Likewise.
12096 (grid_find_single_omp_among_assignments): Likewise.
12097 (grid_find_ungridifiable_statement): Likewise.
12098 (grid_target_follows_gridifiable_pattern): Likewise.
12099 (grid_remap_prebody_decls): Likewise.
12100 (grid_copy_leading_local_assignments): Likewise.
12101 (grid_process_kernel_body_copy): Likewise.
12102 (grid_attempt_target_gridification): Likewise.
12103 (grid_gridify_all_targets_stmt): Likewise.
12104 (grid_gridify_all_targets): Likewise.
12105 (execute_lower_omp): Call grid_gridify_all_targets.
12106 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12107 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12108 (tree_omp_clause): Added union field dimension.
12109 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12110 * tree.c (omp_clause_num_ops): Added number of arguments of
12111 OMP_CLAUSE__GRIDDIM_.
12112 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12113 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12114 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12115 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12116 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12117 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12118 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12119 * tree-pass.h (make_pass_gen_hsail): Declare.
12120 (make_pass_ipa_hsa): Likewise.
12121 * ipa-hsa.c: New file.
12122 * lto-section-in.c (lto_section_name): Add hsa section name.
12123 * lto-streamer.h (lto_section_type): Add hsa section.
12124 * timevar.def (TV_IPA_HSA): New.
12125 * hsa-brig-format.h: New file.
12126 * hsa-brig.c: New file.
12127 * hsa-dump.c: Likewise.
12128 * hsa-gen.c: Likewise.
12131 * toplev.c (compile_file): Call hsa_output_brig.
12132 * hsa-regalloc.c: New file.
12134 2016-01-18 Jeff Law <law@redhat.com>
12136 PR tree-optimization/69320
12137 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12138 ranged object, do nothing if the RHS constant is not [0..1].
12139 (optimize_stmt): Comparing a boolean ranged object against a
12140 constant outside [0..1] results in a compile-time constant.
12142 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12145 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12147 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12148 (Option Summary): Update to reflect new section and moved options.
12149 (C++ Dialect Options): Move -fstats to new section.
12150 (Debugging Options): Move all dump, statistics, and other GCC
12151 developer options to new section. Rewrite section introduction
12152 and re-order remaining options to put the more basic ones first.
12153 (Optimization Options): Move -fira-verbose and -flto-report* to
12155 (Developer Options): New section incorporating moved options.
12156 * doc/cppopts.texi (-dM): Update cross-reference.
12158 2016-01-18 Richard Henderson <rth@redhat.com>
12161 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12162 operands to pseudo only if CSE is expected. Split long immediate
12163 operands only after reload, and for the stack pointer.
12164 (*add<GPI>3_pluslong): Remove.
12165 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12166 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12167 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12168 (*add<GPI>3 peepholes): New.
12169 (*add<GPI>3 splitters): New.
12170 * config/aarch64/constraints.md (Upl): New.
12171 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12173 2016-01-18 Richard Biener <rguenther@suse.de>
12175 PR tree-optimization/69297
12176 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12178 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12180 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12182 PR middle-end/68542
12183 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12184 of mixind vector and scalar types.
12185 (fold_relational_const): Add handling of vector
12186 comparison with boolean result.
12187 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12188 comparison of vector operands with boolean result for EQ/NE only.
12189 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12190 (verify_gimple_cond): Likewise.
12191 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12194 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12196 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12199 2016-01-18 Richard Biener <rguenther@suse.de>
12201 PR middle-end/69308
12202 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12204 2016-01-18 Tom de Vries <tom@codesourcery.com>
12206 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12208 2016-01-18 Tom de Vries <tom@codesourcery.com>
12210 * omp-low.c (set_oacc_fn_attrib): Make extern.
12211 * omp-low.h (set_oacc_fn_attrib): Declare.
12212 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12213 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12214 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12215 Add and handle function parameter oacc_kernels_p.
12216 (find_reduc_addr, get_omp_data_i_param): New function.
12217 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12218 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12219 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12220 Calculate dominance info. Skip loops that are not in a kernels region
12221 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12222 (pass_parallelize_loops::execute): Call parallelize_loops with
12223 oacc_kernels_p argument.
12224 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12225 New member function.
12226 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12227 * passes.def: Add argument to pass_parallelize_loops instantation.
12229 2016-01-18 Tom de Vries <tom@codesourcery.com>
12231 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12232 pass_parallelize_loops to be run outside the loop pipeline.
12234 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12236 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12237 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12239 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12242 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12243 using get_ref_base_and_extent.
12244 (equal_mem_array_ref_p): New.
12245 (hashable_expr_equal_p): Add call to previous.
12247 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12250 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12251 (sra_initialize): Allocate disqualified_constants.
12252 (sra_deinitialize): Free disqualified_constants.
12253 (disqualify_candidate): Update disqualified_constants when appropriate.
12254 (create_access): Scan for constant-pool entries as we go along.
12255 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12256 (maybe_add_sra_candidate): Allow constant-pool entries.
12257 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12258 (initialize_constant_pool_replacements): New.
12259 (sra_modify_assign): Avoid mangling assignments created by previous,
12260 and don't generate writes into constant pool.
12261 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12263 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12265 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12266 andnot instruction.
12267 (scalar_chain::convert_op): Likewise.
12268 * config/i386/i386.md (*andndi3_doubleword): New.
12270 2016-01-18 Richard Biener <rguenther@suse.de>
12272 PR tree-optimization/69170
12273 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
12274 building a vector from scalar results of a pattern stmt.
12276 2016-01-18 Jakub Jelinek <jakub@redhat.com>
12278 * haifa-sched.c (autopref_multipass_init): Work around
12279 -Wmaybe-uninitialized warning.
12281 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
12283 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
12284 against the constant 0.
12286 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12288 PR tree-optimization/68799
12289 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
12290 look up phi candidates in the statement-candidate map.
12291 (phi_add_costs): Likewise.
12292 (record_phi_increments): Likewise.
12293 (phi_incr_cost): Likewise.
12294 (ncd_with_phi): Likewise.
12295 (all_phi_incrs_profitable): Likewise.
12297 2016-01-17 Jakub Jelinek <jakub@redhat.com>
12299 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
12300 -Wmaybe-uninitialized warning.
12302 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
12304 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12305 (Option Summary): Update to reflect new section and moved options.
12306 (C++ Dialect Options): Move -fvtable-verify and related options.
12307 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
12308 and profiling-related options.
12309 (Optimization Options): Move profile generation options and
12310 -fstack-protector and related options.
12311 (Instrumentation Options): New section incorporating moved options.
12312 (Code Generation Options): Move -finstrument-functions and
12313 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
12315 2016-01-16 Tom de Vries <tom@codesourcery.com>
12317 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
12319 2016-01-16 Tom de Vries <tom@codesourcery.com>
12321 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
12323 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
12325 * hash-table.h (hash_table::empty): Turn into an inline wrapper
12326 that checks whether the table is already empty. Rename the
12327 original implementation to...
12328 (hash_table::empty_slot): ...this new private function.
12330 2016-01-15 David Malcolm <dmalcolm@redhat.com>
12332 PR diagnostic/68899
12333 * diagnostic-show-locus.c (layout::print_source_line): Move x
12334 offset of line until after call to
12335 get_line_width_without_trailing_whitespace.
12337 2016-01-15 Jeff Law <law@redhat.com>
12339 PR tree-optimization/69270
12340 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
12341 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
12342 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
12343 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
12344 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12345 ssa_name_has_boolean_range and constant_boolean_node.
12347 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
12349 PR rtl-optimization/69030
12350 * lra-spills.c (remove_pseudos): Check nrefs and make the function
12352 (spill_pseudos): Delete debug insn for dead pseudo.
12353 (lra_spill): Initiate spill_hard_reg and slots memory separately.
12355 2016-01-15 Jiong Wang <jiong.wang@arm.com>
12357 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
12359 (TYPES_UNOPUS): Likewise.
12360 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
12361 builtin type, from UNOP to UNOPUS.
12362 (lbtruncuv4sf): Likewise.
12363 (lbtruncuv2df): Likewise.
12364 (lrounduv2sf): Likewise.
12365 (lrounduv4sf): Likewise.
12366 (lrounduv2df): Likewise.
12367 (lroundusf): Likewise.
12368 (lroundusf): Likewise.
12369 (lceiluv2sf): Likewise.
12370 (lceiluv4sf): Likewise.
12371 (lceiluv2df): Likewise.
12372 (lceilusf): Likewise.
12373 (lceiludf): Likewise.
12374 (lflooruv2sf): Likewise.
12375 (lflooruv4sf): Likewise.
12376 (lflooruv2df): Likewise.
12377 (lfloorusf): Likewise.
12378 (lfloorudf): Likewise.
12379 (lfrintnuv2sf): Likewise.
12380 (lfrintnuv4sf): Likewise.
12381 (lfrintnuv2df): Likewise.
12382 (lfrintnusf): Likewise.
12383 (lfrintnudf): Likewise.
12384 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
12386 (vcvtq_u32_f32): Likewise.
12387 (vcvtq_u64_f64): Likewise.
12388 (vcvta_u32_f32): Likewise.
12389 (vcvtaq_u32_f32): Likewise.
12390 (vcvtaq_u64_f64): Likewise.
12391 (vcvtm_u32_f32): Likewise.
12392 (vcvtmq_u32_f32): Likewise.
12393 (vcvtmq_u64_f64): Likewise.
12394 (vcvtn_u32_f32): Likwise.
12395 (vcvtnq_u32_f32): Likewise.
12396 (vcvtnq_u64_f64): Likewise.
12397 (vcvtp_u32_f32): Likewise.
12398 (vcvtpq_u32_f32): Likewise.
12399 (vcvtpq_u64_f64): Likewise.
12400 (vcvtmd_u64_f64): Likewise.
12401 (vcvtms_u32_f32): Likewise.
12402 (vcvtad_u64_f64): Likewise.
12403 (vcvtas_u32_f32): Likewise.
12404 (vcvtnd_u64_f64): Likewise.
12405 (vcvtns_u32_f32): Likewise.
12406 (vcvtpd_u64_f64): Likewise.
12407 (vcvtps_u32_f32): Likewise.
12409 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12411 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12412 CSEL of zero_extended registers.
12414 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12416 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12417 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12419 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12421 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12422 false when argument string is not found in the attributes table
12425 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12428 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12429 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12430 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12431 precision estimate.
12433 2016-01-15 Richard Biener <rguenther@suse.de>
12435 PR tree-optimization/66856
12436 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12437 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12438 (vect_create_new_slp_node): Increment stmt reference count.
12439 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12440 an SLP tree before swapping operands.
12441 (vect_build_slp_tree): Likewise.
12442 (destroy_bb_vec_info): Free stmt info after SLP instances.
12443 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12444 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12445 (STMT_VINFO_NUM_SLP_USES): New macro.
12447 2016-01-15 Richard Biener <rguenther@suse.de>
12450 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12451 (add_linkage_name): ... here.
12452 (gen_typedef_die): Use add_linkage_name_raw instead of
12453 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12456 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12458 * gimplify.c (oacc_default_clause): Decode reference and pointer
12459 types for both kernels and parallel regions.
12461 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12463 PR middle-end/69246
12464 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12466 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12468 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12469 (convert_scalars_to_vector): Likewise.
12471 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12473 * doc/extend.texi (Type Traits): Fix grammar.
12475 2016-01-15 Martin Jambor <mjambor@suse.cz>
12477 * tree-inline.c (remap_decl): Use existing dclarations if
12478 remapping a type and prevent_decl_creation_for_types.
12479 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12480 decls first. Do real remapping with
12481 prevent_decl_creation_for_types set.
12482 * tree-inline.h (copy_body_data): New field
12483 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12486 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12488 * config/s390/s390.opt (mmvcle): More verbose help text.
12490 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12492 * config/s390/s390.opt: Add period to -mzvector option text.
12494 2016-01-15 Richard Biener <rguenther@suse.de>
12496 PR tree-optimization/68961
12497 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12498 of invariants in stores again.
12500 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12502 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12504 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12506 * config/i386/i386.c (ix86_expand_branch): Don't split
12507 DI mode xor instruction to SI mode.
12509 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12512 * ipa-icf.c (sem_function::merge): Virtual functions may become
12513 reachable even if they address is not taken and there are no
12516 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12518 * lto-streamer-out.c (subtract_estimated_size): New function.
12519 (get_symbol_initial_value): Use it.
12521 2016-01-15 Christian Bruel <christian.bruel@st.com>
12524 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12525 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12526 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12527 use add_builtin_function_ext_scope instead of add_builtin_function.
12528 (neon_set_p, neon_crypto_set_p): Remove.
12529 (arm_init_builtins): Always call arm_init_neon_builtins and
12530 arm_init_crypto_builtins.
12531 (arm_expand_builtin): Check that builtins are allowed for the arch.
12532 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12533 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12534 arm_init_neon_builtins call.
12536 2016-01-15 Richard Biener <rguenther@suse.de>
12538 PR tree-optimization/69117
12539 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12540 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12541 of the leader conservatively.
12542 (free_scc_vn): Restore original SSA name infos.
12544 2016-01-14 Jeff Law <law@redhat.com>
12546 PR tree-optimization/69270
12547 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12548 single bit of precision, verify it's also unsigned.
12549 (record_edge_info): Use constant_boolean_node rather than fold_convert
12550 to convert boolean_true/boolean_false to the right type.
12552 2016-01-14 Richard Henderson <rth@redhat.com>
12555 * loop-doloop.c (record_reg_sets): New.
12556 (doloop_optimize): Reject the transform if the sequence
12557 clobbers registers live at the end of the loop block.
12558 (doloop_optimize_loops): Enable df_live if needed.
12560 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12562 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12563 * config/rs6000/rs6000.c: Likewise.
12564 * config/rs6000/rs6000.h: Likewise.
12565 * config/rs6000/rs6000.md: Likewise.
12566 * doc/extend.texi: Likewsie.
12568 2016-01-14 Jeff Law <law@redhat.com>
12570 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12573 2016-01-14 Richard Henderson <rth@redhat.com>
12577 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12578 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12579 instead of builtin_decl_declared_p to test for declaration.
12581 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12583 * doc/loop.texi (Loop Analysis and Representation): Document
12584 loop_depth function.
12586 2016-01-14 Tom de Vries <tom@codesourcery.com>
12588 PR tree-optimization/68773
12589 * omp-low.c (expand_omp_target): Don't set force_output.
12590 * varpool.c (varpool_node::get_create): Same.
12591 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12592 offload_funcs with force_output.
12594 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12597 * lra-eliminations.c (move_plus_up): Don't change anything if either
12598 the outer or inner subreg mode is not MODE_INT.
12599 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12600 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12602 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12604 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12605 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12606 reduc_uplus_@var{m}): Remove.
12607 * expr.c (expand_expr_real_2): Remove expansion path for
12608 reduc_[us](min|max|plus) optabs.
12609 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12610 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12611 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12612 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12613 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12614 reduc_[us](min|max|plus) optabs.
12616 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12618 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12619 (reduc_plus_scal_v2sf): New.
12620 (reduc_smax_v2sf): Rename to...
12621 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12622 (reduc_smin_v2sf): Rename to...
12623 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12625 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12627 * alias.c (compare_base_symbol_refs): New function.
12628 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12631 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12633 PR middle-end/68146
12634 PR tree-optimization/69155
12635 * tree-complex.c: Include cfganal.h.
12636 (phis_to_revisit): New variable.
12637 (extract_component): Add phiarg_p argument. Assert that returned
12638 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12639 (update_phi_components): Partly rewrite to use loop over real/imag
12640 components instead of code duplication. If extract_component returns
12641 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12642 create_tmp_reg into the PHI node instead, and mention the phi triplet
12643 in phis_to_revisit.
12644 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12645 in phis_to_revisit at the end.
12647 2016-01-14 Richard Biener <rguenther@suse.de>
12649 PR tree-optimization/68060
12650 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12651 outer loop reduction is only used in the inner loop before
12652 detecting a double reduction.
12654 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12657 * combine.c (expand_field_assignment): Punt if compute_mode is
12658 unsupported scalar mode.
12660 2016-01-14 Richard Biener <rguenther@suse.de>
12662 PR tree-optimization/66856
12663 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12664 SLP node only if it built successfully.
12665 (vect_analyze_slp_instance): Adjust.
12667 2016-01-14 Jeff Law <law@redhat.com>
12669 PR tree-optimization/69270
12670 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12671 (record_edge_info): Use it. Convert boolean_{true,false}_node
12672 to the type of op0.
12674 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12677 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12678 use block_ultimate_origin
12679 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12681 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12683 * doc/invoke.texi (Submodel Options): Rename section to
12684 "Machine-Dependent Options" to better reflect its content.
12685 Rewrite introductory text to remove archaic CPU names.
12688 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12690 * doc/invoke.texi (Code Gen Options): Move section up in file,
12691 before target-specific options. Update menu and option summary
12692 to reflect the new section ordering.
12694 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12696 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12697 (C++ Dialect Options): Add cross-reference to -std option.
12698 * doc/standards.texi (C++ Language): Document C++14 support.
12700 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12702 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12703 for pack/unpack functions for __ibm128.
12704 (PACK_IF): Likewise.
12705 (UNPACK_IF): Likewise.
12707 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12708 support for __ibm128 pack/unpack functions.
12709 (rs6000_invalid_builtin): Likewise.
12710 (rs6000_init_builtins): Likewise.
12711 (rs6000_opt_masks): Likewise.
12713 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12714 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12716 (RS6000_BTM_COMMON): Likewise.
12718 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12719 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12720 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12721 128-bit floating point. Add support for the double values to be
12722 in Altivec registers for TF/IF packing and unpacking, but restrict
12723 TD packing sub-fields to be FPR registers. Don't allow overlapped
12724 register support for packing. Allow pack inputs to be memory
12725 locations. Don't build generator functions for unpack<mode>_dm
12726 and unpack<mode>_nodm.
12727 (unpack<mode>_dm): Likewise.
12728 (unpack<mode>_nodm): Likewise.
12729 (pack<mode>): Likewise.
12731 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12732 built-in functions to pack/unpack explicit __ibm128 values.
12733 (__builtin_unpack_ibm128): Likewise.
12735 * doc/extend.texi (PowerPC Built-in Functions): Document
12736 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12738 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12741 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12742 Add new arg loc and pass it down as context.
12743 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12744 to the location to use for the warning.
12745 (check_function_arguments): New arg loc. All callers changed. Pass
12746 it to check_function_nonnull.
12747 * c-common.h (check_function_arguments): Adjust declaration.
12749 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12751 PR tree-optimization/69156
12752 * gimple.c (validate_type): Removed.
12753 (gimple_builtin_call_types_compatible_p): Use
12754 useless_type_conversion_p instead of validate_type.
12755 * value-prof.c (gimple_stringop_fixed_value): Fold
12756 icall_size to correct type.
12758 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12760 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12763 2016-01-13 Richard Henderson <rth@redhat.com>
12766 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12767 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12768 (ix86_builtin_tm_store): Remove.
12769 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12770 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12771 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12772 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12773 * doc/tm.texi: Rebuild.
12775 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12776 (BUILT_IN_TM_MEMCPY_RTWN): New.
12777 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12778 fallback from vector to integer helpers.
12779 (build_tm_load): Handle vector types directly, instead of
12781 (build_tm_store): Likewise.
12782 (expand_assign_tm): Prepare for register types not handled by
12783 the above. Copy them to memory and use memcpy.
12784 * tree.c (tm_define_builtin): New.
12785 (find_tm_vector_type): New.
12786 (build_tm_vector_builtins): New.
12787 (build_common_builtin_nodes): Call it.
12789 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12791 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12792 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12794 2016-01-13 Tom de Vries <tom@codesourcery.com>
12796 PR tree-optimization/69169
12797 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12798 handled_struct_type param.
12799 (create_variable_info_for, intra_create_variable_infos): Call
12800 create_variable_info_for_1 with extra arg.
12802 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12804 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12805 and "armv8.1-a+crc" entries.
12807 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12810 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12811 Change first operand predicate from register_or_constm1_operand
12812 to register_operand.
12813 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12814 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12815 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12816 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12817 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12818 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12819 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12820 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12821 comparison with constm1_rtx from vec_prefetch_gen part.
12823 2016-01-13 Richard Biener <rguenther@suse.de>
12825 PR tree-optimization/69013
12826 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12827 Exchange assert for a test.
12829 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12832 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12834 2016-01-13 Richard Biener <rguenther@suse.de>
12836 PR tree-optimization/69242
12837 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12838 assert with a check.
12840 2016-01-13 Richard Biener <rguenther@suse.de>
12842 PR tree-optimization/69186
12843 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12844 Properly guard vect_update_misalignment_for_peel call.
12846 2016-01-12 Jeff Law <law@redhat.com>
12848 PR tree-optimization/pr67755
12849 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12850 "need_profile_correction".
12851 (thread_block_1): Initialize new field to false by default. If we
12852 have multiple thread paths through a common joiner to different
12853 final targets, then set new field to true.
12854 (compute_path_counts): Only do count adjustment when it's really
12857 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12859 * doc/invoke.texi (Spec Files): Move section down in file, past
12860 all command-line option descriptions.
12862 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12864 PR middle-end/54809
12865 * doc/gty.texi: Remove documentation of mark_hook.
12866 * gengtype.c (struct write_types_data): Remove code to support
12867 mark_hook attribute.
12868 (walk_type): Likewise.
12869 (write_func_for_structure): Likewise.
12871 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12873 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12874 Directory Options, and -specs= to Overall Options.
12875 (Overall Options): Adjust similarly. Reorder to group related
12876 options together. Make -specs= cross-reference the spec file details.
12877 (Directory Options): Adjust similarly.
12879 2016-01-12 Jeff Law <law@redhat.com>
12881 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12883 2016-01-12 Olivier Hainque <hainque@adacore.com>
12885 * gcc.c (spec_undefvar_allowed): New global.
12886 (process_command): Set to true when running for --version or --help,
12888 (getenv_spec_function): When the variable is not defined, use the
12889 variable name as the variable value if we're allowed not to issue
12892 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12894 PR tree-optimization/68911
12895 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12896 information computed for expression "init + nit * step".
12898 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12900 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12901 about name of GCC executable. Remove deleted node from menu.
12902 (Directory Options) <-B>: Remove cross-reference to deleted node.
12903 (Target Options): Delete section.
12905 2016-01-12 Christian Bruel <christian.bruel@st.com>
12908 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12909 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12911 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12914 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12915 aligned_mem is properly set for AVX512-VL floating point masked
12919 * ifcvt.c (cond_exec_process_if_block): When removing the last
12920 insn from then_bb, remove also any possible barriers that follow it.
12922 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12926 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12927 (PTRDIFF_TYPE): Likewise.
12928 (WCHAR_TYPE): Likewise.
12929 (WCHAR_TYPE_SIZE): Likewise.
12930 (STDINT_LONG32): Likewise.
12932 2016-01-12 Richard Biener <rguenther@suse.de>
12934 PR tree-optimization/69053
12935 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12936 convert initial value for cond reductions.
12938 2016-01-12 Richard Biener <rguenther@suse.de>
12940 PR tree-optimization/69007
12941 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12942 widen_sum after dot_prod and sad.
12944 2016-01-12 Richard Biener <rguenther@suse.de>
12946 PR tree-optimization/69168
12947 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12948 pattern stmt SLP type.
12949 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12950 end up unused so cope with that case.
12952 2016-01-12 Richard Biener <rguenther@suse.de>
12954 PR tree-optimization/69157
12955 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12956 stmts def type only during analyze phase.
12957 (vectorizable_call): Likewise.
12958 (vectorizable_simd_clone_call): Likewise.
12959 (vectorizable_conversion): Likewise.
12960 (vectorizable_assignment): Likewise.
12961 (vectorizable_shift): Likewise.
12962 (vectorizable_operation): Likewise.
12963 (vectorizable_store): Likewise.
12964 (vectorizable_load): Likewise.
12966 2016-01-12 Richard Biener <rguenther@suse.de>
12968 PR tree-optimization/69174
12969 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12971 (vectorizable_load): Properly compute the number of loads needed
12972 for permuted strided SLP loads and do not spuriously assign
12973 to SLP_TREE_VEC_STMTS.
12975 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12977 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12978 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12979 (MD_EXEC_PREFIX): Remove.
12980 (MD_STARTFILE_PREFIX) Removee.
12981 (FILE_NAME_ABSOLUTE_P): Remove.
12982 (CPP_SPEC): Do not read macros from sys/version.h.
12983 (LINK_COMMAND_SPEC): Remove.
12984 (LOCAL_INCLUDE_DIR): Remove.
12985 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12986 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12987 (POST_LINK_SPEC): Define to invoke stubify after linker
12988 (LIBSTDCXX): Remove define
12989 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12990 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12991 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12992 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12993 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12994 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
12995 (i386_djgpp_asm_named_section): Add propotype of new procedure
12997 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
12998 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
12999 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
13000 in config/i386/djgpp.h).
13001 (STANDARD_STARTFILE_PREFIX_2): Define identical to
13002 STANDARD_STARTFILE_PREFIX_1.
13003 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
13004 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
13005 installation errors.
13006 (MAX_OFILE_ALIGNMENT): Define to 128.
13007 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
13009 * config/i386/djgpp.c: New file. Add implementation of
13010 i386_djgpp_asm_named_section.
13012 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
13014 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
13015 Add rule for building djgpp.o.
13017 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13019 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
13020 (rtx_is_swappable_p): Reductions are swappable.
13021 (insn_is_swappable_p): V2DF reductions are swappable.
13023 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
13025 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
13026 reloads for other unsupported memory operands.
13028 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13029 Jim Wilson <jim.wilson@linaro.org>
13032 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
13033 copy_to_mode_reg instead of force_reg.
13035 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13038 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
13039 TARGET_80387 is true.
13041 2016-01-11 Jakub Jelinek <jakub@redhat.com>
13044 * lra-eliminations.c (move_plus_up): Only move plus up
13045 if subreg of the constant can be simplified into constant
13046 and use the simplified subreg of the constant instead of
13047 the original constant.
13049 * fold-const.c (fold_convertible_p): Don't return true
13050 for conversion of VECTOR_TYPE to same sized integral type.
13051 (fold_convert_loc): Fix up formatting. Fold conversion of
13052 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
13053 instead of NOP_EXPR.
13055 PR tree-optimization/69214
13056 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
13057 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
13060 PR tree-optimization/69207
13061 * tree-vect-slp.c (vect_get_constant_vectors): For
13062 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13063 fold_convertible_p to vector_type's element type, and always
13064 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13066 2016-01-11 Richard Biener <rguenther@suse.de>
13068 PR tree-optimization/69173
13069 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13070 fixup the cycle if all stmts are in a pattern.
13072 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13074 PR middle-end/68999
13075 * alias.c (base_alias_check): Move check for addresses with
13076 alignment ANDs before the call for compare_base_decls.
13077 (memrefs_conflict_p): Return -1 for different decls
13078 that went through alignment adjustments.
13080 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13082 PR rtl-optimization/68796
13083 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13084 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13085 and QImode comparisons against zero with CC_NZmode.
13086 * config/aarch64/iterators.md (short_mask): New mode_attr.
13088 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13090 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13091 (<avx512>_store<mode>_mask): Likewise.
13093 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13094 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13096 PR rtl-optimization/68841
13097 * ifcvt.c (struct noce_if_info): Add orig_x field.
13098 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13099 Don't record conflicts on to_rename if it's present.
13100 Allow memory destinations in sets.
13101 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13102 blocks, passing orig_x to the checks.
13103 (noce_process_if_block): Set if_info->orig_x appropriately.
13105 2016-01-11 Tom de Vries <tom@codesourcery.com>
13107 PR tree-optimization/69069
13108 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13110 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13112 PR rtl-optimization/68920
13113 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13114 of conditional moves for RTL if-conversion to 1 for
13115 TARGET_ONE_IF_CONV_INSN.
13116 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13117 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13118 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13119 parameter to restirct number of conditional moves for
13121 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13122 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13125 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13128 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13129 onepart vars. Fix typo in comment. Fix reversed condition in
13131 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13134 * var-tracking.c (dump_onepart_variable_differences): New.
13135 (dataflow_set_different): If a detailed dump is requested,
13136 delay early returns and dump differences between onepart
13137 variables present before and after, and added variables.
13139 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13142 * expr.c (expand_expr_real_1): For boolean vector constants
13143 with a scalar mode use const_scalar_mask_from_tree.
13144 (const_scalar_mask_from_tree): New.
13145 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13146 assigned to a mask type to handle constants.
13148 2016-01-11 Martin Jambor <mjambor@suse.cz>
13151 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13152 useless parameters if we cannot change function signature.
13154 2016-01-11 Martin Jambor <mjambor@suse.cz>
13157 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13160 2016-01-11 Tom de Vries <tom@codesourcery.com>
13162 PR tree-optimization/69109
13163 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13166 2016-01-11 Tom de Vries <tom@codesourcery.com>
13168 PR tree-optimization/69108
13169 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13170 res is not used in a phi.
13172 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13175 * common.opt (frandom-seed): Fix parameter name.
13176 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13178 2016-01-11 Tom de Vries <tom@codesourcery.com>
13180 PR tree-optimization/69058
13181 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13184 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13186 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13187 (mcode-density): Likewise.
13189 2016-01-10 Tom de Vries <tom@codesourcery.com>
13191 PR tree-optimization/69062
13192 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13193 (parallelize_loops): Don't paralelize loop that has phi with address
13196 2016-01-10 Tom de Vries <tom@codesourcery.com>
13198 PR tree-optimization/69039
13199 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13202 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13204 PR middle-end/68743
13205 * match.pd: Require target has function_c99_misc before doing
13206 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13208 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13210 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13212 * configure: Regenerate.
13214 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13216 PR middle-end/50865
13217 PR tree-optimization/69097
13218 * fold-const.h (expr_not_equal_to): New prototype.
13219 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13220 (expr_not_equal_to): New function.
13221 * match.pd (X % -Y is the same as X % Y): Don't optimize
13222 unless X is known not to be equal to minimum or Y is known
13223 not to be equal to -1.
13224 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13225 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13226 (simplify_stmt_using_ranges): Adjust caller.
13227 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13228 substitute_and_fold.
13230 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13232 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13235 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13237 PR tree-optimization/69167
13238 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13239 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13241 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13243 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13244 Richard Biener <rguenther@suse.de>
13246 PR tree-optimization/68707
13247 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13248 instances that can be handled via vect_load_lanes.
13250 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13252 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13253 if we can't determine address equivalence.
13254 * alias.c (compare_base_decl): Update for changed return value of
13255 symtab_node::equal_address_to.
13257 2016-01-08 Jason Merrill <jason@redhat.com>
13261 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13262 * expr.c (store_field): Not here.
13263 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13264 call with TREE_ADDRESSABLE type.
13265 * tree-cfg.c (verify_gimple_call): Adjust.
13267 2016-01-08 Olivier Hainque <hainque@adacore.com>
13269 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
13272 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13274 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
13275 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
13276 (reduc_smin_v2sf): Rename to...
13277 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
13278 (reduc_splus_v2sf): Rename to...
13279 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
13281 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13283 PR tree-optimization/69162
13284 * gimplify.c (gimplify_va_arg_expr): Encode original type of
13285 valist argument in another argument.
13286 (gimplify_modify_expr): Adjust for the above change. Cleanup.
13287 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
13288 to determine the va_list type, build a MEM_REF instead of
13289 build_fold_indirect_ref.
13291 PR tree-optimization/69172
13292 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
13295 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
13297 PR tree-optimization/67781
13298 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
13299 and cmpnop in two steps: first the ones not accessed in original
13300 gimple expression in a endian independent way and then the ones not
13301 accessed in the final result in an endian-specific way.
13303 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13305 PR tree-optimization/69083
13306 * tree-vect-slp.c (vect_get_constant_vectors): For
13307 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
13308 element type. If op is fold_convertible_p to vector_type's element
13309 type, use NOP_EXPR instead of VCE.
13311 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
13313 PR rtl-optimization/67778
13314 PR rtl-optimization/68634
13315 PR rtl-optimization/68909
13316 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
13317 block from the stack until done with it. Remove a superfluous
13318 bitmap set. Remove a superfluous bitmap test.
13320 2016-01-07 Martin Sebor <msebor@redhat.com>
13323 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
13324 constraint on the type of arguments.
13326 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
13328 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
13329 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
13330 unaligned_access on the gcc_options set.
13331 * config/arm/arm.c (arm_option_override_internal): Use
13332 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
13334 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13337 * config/i386/i386.c (ix86_frame_pointer_required): Enable
13338 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
13340 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13343 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13346 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13347 depending on frame_pointer_needed before remaining integer and SSE
13348 registers are saved.
13350 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
13353 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
13355 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
13358 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
13359 Use the "xBm" constraint.
13360 (float<sseintvecmodelower><mode>2<mask_name><round_name):
13362 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
13363 (sse_cvtsi2ssq<round_name>): Likewise.
13364 (sse_cvtss2si<round_name>): Likewise.
13365 (sse_cvtss2siq<round_name>): Likewise.
13366 (sse2_cvtsi2sdq<round_name>): Likewise.
13367 (sse2_cvtsd2si<round_name>): Likewise.
13368 (sse2_cvtsd2siq<round_name>): Likewise.
13369 * config/i386/subst.md (round_nimm_scalar_predicate): New
13372 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
13374 PR middle-end/67639
13375 * varasm.c (make_decl_rtl): Mark invalid register vars as
13378 PR rtl-optimization/66206
13379 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
13380 All callers changed.
13382 2016-01-07 Jakub Jelinek <jakub@redhat.com>
13384 PR tree-optimization/69141
13385 * tree-ssa-pre.c: Include langhooks.h.
13386 (eliminate_dom_walker::before_dom_children): Use
13387 lang_hooks.decl_printable_name instead of
13388 cgraph_node::get ()->name ().
13390 PR middle-end/68960
13391 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
13392 it and DECL_ALIGN too.
13394 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
13396 * config/mips/mips-ftypes.def: Sort to lexicographical order.
13398 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13401 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13402 depending on frame_pointer_needed before remaining integer and SSE
13403 registers are saved.
13405 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13407 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13408 mode iterator with VSX_M2.
13409 (*p9_vecstore_<mode>): Likewise.
13410 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13411 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13412 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13413 (define_split for VSX_LE128 stores): Likewise.
13414 (define_peephole2 for TImode LE swaps): Likewise.
13415 (define_split for VSX_LE128 post-reload stores): Likewise.
13417 2016-01-06 Marek Polacek <polacek@redhat.com>
13420 * convert.c (convert_to_integer_1): Adjust call to
13421 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13422 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13423 EXPR instead of ARG.
13424 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13426 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13429 * doc/extend.texi (RL78 Variable Attributes): New section.
13431 2016-01-05 Marek Polacek <polacek@redhat.com>
13434 * builtins.c (get_memmodel): Use expansion point location rather than
13435 the input location. Call warning_at rather than warning.
13436 (expand_builtin_atomic_compare_exchange): Likewise.
13437 (expand_builtin_atomic_load): Likewise.
13438 (expand_builtin_atomic_store): Likewise.
13439 (expand_builtin_atomic_clear): Likewise.
13441 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13444 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13445 Replace nonimmediate_operand with vector_operand.
13446 * config/i386/predicates.md (vector_operand): New predicate.
13447 (general_vector_operand): Replace nonimmediate_operand with
13449 * config/i386/sse.md: Replace nonimmediate_operand with
13450 vector_operand and m constraint with Bm constraint on SSE
13451 patterns with 16-byte memory operand.
13452 * config/i386/subst.md (round_nimm_predicate): Replace
13453 nonimmediate_operand with vector_operand.
13454 (round_saeonly_nimm_predicate): Likewise.
13455 (round_saeonly_nimm_scalar_predicate): New.
13457 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13460 * config/i386/constraints.md (Bm): New constraint.
13461 * config/i386/predicates.md (vector_memory_operand): New
13463 * config/i386/sse.md: Replace xm with xBm in plusminus and
13464 any_logic patterns.
13466 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13469 * doc/extend.texi (V850 Function Attributes): New section.
13470 (V850 Variable Attributes): New section.
13472 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13475 * doc/extend.texi (MicroBlaze Function Attributes): Document
13476 interrupt_handler and fast_interrupt attributes.
13478 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13481 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13482 for local symbolic operands.
13483 * config/ia64/predicates.md (local_symbolic_operand64): New
13486 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13488 PR rtl-optimization/68651
13489 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13492 2016-01-05 Nathan Sidwell <nathan@acm.org>
13494 * alias.c (compare_base_decls): Use symtab_node::get.
13496 2016-01-05 Nick Clifton <nickc@redhat.com>
13499 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13500 secondary_reload_info structure.
13503 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13504 decls if weak support is available.
13506 2016-01-04 Martin Sebor <msebor@redhat.com>
13508 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13510 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13512 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13513 OPTION_MASK_P9_DFORM.
13515 * config/rs6000/constraints.md (wo constraint): New constraint for
13518 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13520 (rs6000_init_hard_regno_mode_ok): Likewise.
13522 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13525 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13526 expanders not to have constraints. Add support for ISA 3.0 xxperm
13527 instruction. Add support for fusing xxlor with xxperm.
13528 (altivec_vperm_<mode>_internal): Likewise.
13529 (altivec_vperm_v8hiv16qi): Likewise.
13530 (altivec_vperm_<mode>v16q): Likewise.
13531 (altivec_vperm_<mode>_uns): Likewise.
13532 (vperm_v8hiv4si): Likewise.
13533 (vperm_v16qiv8hi): Likewise.
13535 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13537 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13539 Update copyright years.
13541 * gcc.c (process_command): Update copyright notice dates.
13542 * gcov-dump.c (print_version): Ditto.
13543 * gcov.c (print_version): Ditto.
13544 * gcov-tool.c (print_version): Ditto.
13545 * gengtype.c (create_file): Ditto.
13546 * doc/cpp.texi: Bump @copying's copyright year.
13547 * doc/cppinternals.texi: Ditto.
13548 * doc/gcc.texi: Ditto.
13549 * doc/gccint.texi: Ditto.
13550 * doc/gcov.texi: Ditto.
13551 * doc/install.texi: Ditto.
13552 * doc/invoke.texi: Ditto.
13554 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13556 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13557 modes larger than TImode as TImode if NEON is not enabled.
13559 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13562 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13563 mode for %f0-%f31 only if TARGET_FPU.
13565 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13568 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13569 to compute the PACKED_P predicate.
13570 (function_arg_record_value): Minor tweaks.
13572 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13574 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13575 option for arm*-*-* targets.
13577 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13579 * doc/extend.texi (Common Function Attributes): Move docs for
13580 MSP430-specific attributes to....
13581 (MSP430 Function Attributes): ...here. Delete the redundant
13582 entries and copy-edit the remaining text.
13583 (MSP430 Variable Attributes): Use uniform format for index
13584 entries and add a cross-reference to the corresponding function
13587 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13589 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13591 (x86 Options): Likewise.
13593 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13597 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13598 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13599 to corresponding attribute.
13601 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13603 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13604 to correct alphabetization of table. Copy-edit and correct
13606 <stack_protect>: Likewise.
13607 <target_clones>: Likewise.
13609 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13610 Correct punctuation.
13611 (Code Gen Options) <-fno-plt>: Copy-edit.
13613 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13616 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13617 SI values. Explicitly convert SI to DI and vice-versa.
13619 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13621 PR tree-optimization/69070
13622 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13623 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13626 * ubsan.c (ubsan_instrument_float_cast): Call
13627 initialize_sanitizer_builtins.
13630 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13632 Copyright (C) 2016 Free Software Foundation, Inc.
13634 Copying and distribution of this file, with or without modification,
13635 are permitted in any medium without royalty provided the copyright
13636 notice and this notice are preserved.