1 2016-05-28 Alan Modra <amodra@gmail.com>
3 PR rtl-optimization/71275
4 * ira.c (ira): Free dominance info.
6 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
8 * doc/sourcebuild.texi: New address for upstream Go repository.
10 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
12 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
13 (TARGET_ARM_V7M): Likewise.
15 2016-05-26 Jeff Law <law@redhat.com>
17 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
18 (thread_across_edge): Remove calls to find_jump_threads_backwards.
19 * passes.def: Add jump threading passes before DOM/VRP.
20 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
21 argument to a basic block from an edge. Remove tests which are
23 (pass_data_thread_jumps, class pass_thread_jumps): New.
24 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
25 (make_pass_thread_jumps): Likewise.
26 * tree-pass.h (make_pass_thread_jumps): Declare.
28 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
30 * config/visium/visium-protos.h (split_double_move): Rename into...
31 (visium_split_double_move): ...this.
32 (visium_split_double_add): Declare.
33 * config/visium/visium.c (split_double_move): Rename into...
34 (visium_split_double_move): ...this.
35 (visium_split_double_add): New function.
36 (visium_expand_copysign): Renumber operands for consistency.
37 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
38 (DFmode move splitter): Likewise.
39 (*addi3_insn): Split by means of visium_split_double_add.
40 (*adddi3_insn_flags): Delete.
41 (*plus_plus_sltu<subst_arith>): New insn.
42 (*subdi3_insn): Split by means of visium_split_double_add.
43 (subdi3_insn_flags): Delete.
44 (*minus_minus_sltu<subst_arith>): New insn.
45 (*negdi2_insn): Split by means of visium_split_double_add.
46 (*negdi2_insn_flags): Delete.
48 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
50 * configure.ac: Treat a --with-headers option without argument
51 the same as the default (i.e. consult sys-include directory).
52 * configure: Regenerate.
54 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
56 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
57 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
59 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
60 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
62 2016-05-27 Jiong Wang <jiong.wang@arm.com>
65 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
66 tree-stdarg analysis results.
67 (aarch64_setup_incoming_varargs): Likewise.
69 2016-05-27 Jiong Wang <jiong.wang@arm.com>
71 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
72 va_list_gpr_counter_field and va_list_fpr_counter_field.
74 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
77 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
78 * config/aarch64/aarch64.c
79 (aarch64_cannot_change_mode_class): Remove function.
80 * config/aarch64/aarch64-protos.h
81 (aarch64_cannot_change_mode_class): Remove.
83 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
85 * cfgloop.c (record_niter_bound): Record likely upper bounds.
86 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
87 get_likely_max_loop_iterations_int): New.
88 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
89 any_likely_upper_bound.
90 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
92 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
93 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
95 (unroll_loop_constant_iterations): Likewise.
96 (unroll_loop_runtime_iterations): Likewise.
97 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
98 * lto-streamer-out.c (output_cfg): Likewise.
99 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
101 (canonicalize_loop_induction_variables): Dump likely upper bounds.
102 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
103 (likely_max_loop_iterations): New.
104 (likely_max_loop_iterations_int): New.
105 (likely_max_stmt_executions): New.
106 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
107 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
108 likely_max_stmt_executions): Declare.
110 2016-05-27 Marek Polacek <polacek@redhat.com>
113 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
115 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
117 * config/s390/s390.md (2x risbg splitters): Use
118 reg_overlap_mentioned_p instead of rtx_equal_p.
120 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
122 * combine.c (make_compound_operation): Take known zero bits into
123 account when checking for possible zero_extend.
125 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
127 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
128 Use const_int_operand for operand 2 predicate. Simplify expand code
131 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
134 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
137 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
139 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
140 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
141 that returns CC_SESWPmode and CC_ZESWPmode.
142 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
144 (aarch64_rtx_costs): Likewise.
146 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
148 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
149 for ISA 3.0 min/max support.
150 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
151 conditional move support.
152 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
153 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
155 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
156 conditional moves where the comparison type is different from move
158 (fp_minmax): New code iterator for smin/smax.
159 (minmax): New code attributes for min/max.
161 (smax<mode>3): Combine min, max insns into one insn using the
162 fp_minmax code iterator. Add support for ISA 3.0 min/max
163 instructions that don't need -ffast-math.
164 (s<minmax><mode>3): Likewise.
165 (smax<mode>3_vsx): Likewise.
166 (smin<mode>3): Likewise.
167 (s<minmax><mode>3_vsx): Likewise.
168 (smin<mode>3_vsx): Likewise.
169 (pre-VSX min/max splitters): Likewise.
170 (s<minmax><mode>3_fpr): Likewise.
171 (movsfcc): Rewrite floating point conditional moves to combine
172 SFmode/DFmode into a single insn.
173 (mov<mode>cc): Likewise.
175 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
176 SFDF2 iterators to handle all combinations.
177 (fseldfsf4): Likewise.
178 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
179 (fseldfdf4): Likewise.
180 (fselsfdf4): Likewise.
181 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
182 comparison instructions that set a 0/-1 mask, and use it for
183 floating point conditional move via XXSEL.
184 (fpmask<mode>): Likewise.
185 (xxsel<mode>): Likewise.
186 * config/rs6000/predicates.md (min_max_operator): Delete, no
188 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
189 instructions that generate a 0/-1 mask for use with XXSEL.
190 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
191 say whether floating point min/max is available, either through
192 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
193 (TARGET_MINMAX_DF): Likewise.
195 2016-05-27 Alan Modra <amodra@gmail.com>
197 PR rtl-optimization/71275
198 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
199 for update_equiv_regs and combine_and_move_insns.
201 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
203 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
204 if_then_else or cond RTXes to calculate attribute value.
205 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
206 <attr "length_immediate>: Ditto.
207 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
208 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
209 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
210 <attr "type">: Ditto.
211 <attr "prefix_data16">: Ditto.
212 <attr "prefix_extra">: Ditto.
213 <attr "length_immediate">: Ditto.
214 <attr "prefix">: Ditto.
215 (vec_set<mode>_0) <attr "isa">: Ditto.
216 <attr "prefix_extra">: Ditto.
217 <attr "length_immediate">: Ditto.
218 <attr "prefix">: Ditto.
219 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
220 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
221 (sse2_storelpd) <attr "prefix_data16">: Ditto.
222 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
223 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
224 <attr "length_immediate">: Ditto.
225 <attr "prefix">: Ditto.
226 (sse2_movsd) <attr "length_immediate">: Ditto.
227 <attr "prefix">: Ditto.
228 (vec_concatv2df) <attr "isa">: Ditto.
229 <attr "prefix">: Ditto.
230 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
231 (*vec_extractv2di_1) <attr "isa">: Ditto.
232 <attr "type">: Ditto.
233 <attr "length_immediate">: Ditto.
234 <attr "prefix_rex">: Ditto.
235 <attr "prefix_extra">: Ditto.
236 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
237 <attr "prefix_extra">: Ditto.
238 <attr "length_immediate">: Ditto.
239 (vec_concatv2di) <attr "isa">: Ditto.
240 <attr "prefix_extra">: Ditto.
241 <attr "length_immediate">: Ditto.
242 <attr "prefix">: Ditto.
244 2016-05-26 Martin Liska <mliska@suse.cz>
246 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
248 (operator+): Likewise.
249 (operator-): Likewise.
250 (comp_cost::operator+=): Likewise.
251 (comp_cost::operator-=): Likewise.
252 (comp_cost::operator/=): Likewise.
253 (comp_cost::operator*=): Likewise.
254 (operator<): Likewise.
255 (operator==): Likewise.
256 (operator<=): Likewise.
258 (infinite_cost_p): Likewise.
259 (add_costs): Likewise.
260 (sub_costs): Likewise.
261 (compare_costs): Likewise.
262 (set_group_iv_cost): Use the newly introduced functions.
263 (get_address_cost): Likewise.
264 (get_shiftadd_cost): Likewise.
265 (force_expr_to_var_cost): Likewise.
266 (split_address_cost): Likewise.
267 (ptr_difference_cost): Likewise.
268 (difference_cost): Likewise.
269 (get_computation_cost_at): Likewise.
270 (determine_group_iv_cost_generic): Likewise.
271 (determine_group_iv_cost_address): Likewise.
272 (determine_group_iv_cost_cond): Likewise.
273 (autoinc_possible_for_pair): Likewise.
274 (determine_group_iv_costs): Likewise.
275 (cheaper_cost_pair): Likewise.
276 (iv_ca_recount_cost): Likewise.
277 (iv_ca_set_no_cp): Likewise.
278 (iv_ca_set_cp): Likewise.
279 (iv_ca_cost): Likewise.
280 (iv_ca_new): Likewise.
281 (iv_ca_dump): Likewise.
282 (iv_ca_narrow): Likewise.
283 (iv_ca_prune): Likewise.
284 (iv_ca_replace): Likewise.
285 (try_add_cand_for): Likewise.
286 (try_improve_iv_set): Likewise.
287 (find_optimal_iv_set): Likewise.
289 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
291 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
292 that internal functions will clobber all caller-saved registers.
294 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
296 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
297 Return a better case_values_threshold when optimizing.
299 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
301 * config/aarch64/aarch64-simd.md (aarch64_combinez):
302 Add ? to integer variant.
303 (aarch64_combinez_be): Likewise.
305 2016-05-26 Jakub Jelinek <jakub@redhat.com>
307 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
308 instead of x constraint.
309 (vcvtps2ph256<mask_name>): Likewise.
311 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
312 alternative. Formatting fix.
315 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
317 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
318 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
319 maybe_evex prefix instead of vex.
320 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
321 EXT_REX_SSE_REG_P (op0) case in the splitter.
323 2016-05-25 Jeff Law <law@redhat.com>
325 PR tree-optimization/71272
326 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
327 Update comments. Add test for empty path.
329 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
331 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
332 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
333 special case builtin.
334 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
335 code for ALTIVEC_BUILTIN_VEC_CMPNE.
336 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
337 for __builtin_vec_cmpne.
339 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
341 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
342 redundant test and bail out if the type of the new operand is not
343 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
345 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
347 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
348 (x_ix86_target_flags_explicit): Remove.
349 * config/i386/i386.c (ix86_function_specific_save): Do not copy
350 x_ix86_target_flags_explicit.
351 (ix86_function_specific_restore): Ditto.
353 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
354 H.J. Lu <hongjiu.lu@intel.com>
357 * common/config/i386/i386-common.c
358 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
359 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
360 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
361 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
362 (-mgeneral-regs-only): Add new option.
363 * config/i386/i386.c (ix86_option_override_internal): Don't enable
364 x87 instructions if only general registers are allowed.
365 (ix86_target_string): Add ix86_flags argument. Handle additional
366 flags options through ix86_flags argument. Update all callers.
367 * doc/invoke.texi: Document -mgeneral-regs-only.
369 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
371 PR rtl-optimization/66940
372 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
373 decrementing desired_val will not overflow before performing these
376 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
378 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
379 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
380 * config/i386/i386.c (enum ix86_builtins): Add
381 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
382 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
383 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
384 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
385 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
386 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
387 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
388 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
389 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
390 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
391 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
392 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
393 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
394 __builtin_ia32_cvtps2dq512_mask.
395 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
396 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
397 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
399 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
401 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
402 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
404 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
405 (avx512f_vec_pack_sfix_v8df): New define_expand.
406 (avx512f_roundpd512): Rename to ...
407 (avx512f_round<castmode>512): ... this. Change iterator.
408 (avx512f_roundps512_sfix): New define_expand.
409 (round<mode>2_sfix): Change iterator.
411 2016-05-25 Nick Clifton <nickc@redhat.com>
413 * config/msp430/msp430.c (msp430_attr): Produce an error if a
414 static interrupt handler is detected.
415 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
416 default linker script.
417 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
418 the low part of a symbolic pointer.
420 2016-05-25 Richard Biener <rguenther@suse.de>
422 PR tree-optimization/71261
423 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
424 interesting stmt instead of immediate uses when looking
425 for the use operand to replace.
427 2016-05-25 Martin Liska <mliska@suse.cz>
429 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
431 2016-05-25 Richard Biener <rguenther@suse.de>
433 PR tree-optimization/71264
434 * tree-vect-stmts.c (vect_init_vector): Properly deal with
437 2016-05-25 Martin Liska <mliska@suse.cz>
439 PR tree-optimization/71239
440 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
441 if DECL_SIZE is NULL.
443 2016-05-25 Richard Biener <rguenther@suse.de>
445 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
446 * tree-if-conv.c (pass_data_if_conversion): Use it.
448 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
450 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
451 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
452 * varpool.c (varpool_node::get_availability): Likewise.
454 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
456 * config/rs6000/altivec.md (VNEG iterator): New iterator for
457 VNEGW/VNEGD instructions.
458 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
459 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
460 support for ISA 3.0 VNEGW/VNEGD instructions.
462 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
464 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
465 pointers inside OACC_DATA regions.
466 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
467 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
468 (gimplify_adjust_omp_clauses): Fix typo in comment.
470 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
472 * config/rs6000/altivec.md (VParity): New mode iterator for vector
473 parity built-in functions.
474 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
476 (p9v_parity<mode>2): Likewise.
477 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
479 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
480 (parity<mode>2): ISA 3.0 expander for vector parity.
481 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
483 (BU_P9_64BIT_MISC_0): Likewise.
484 (BU_P9_MISC_0): Likewise.
485 (BU_P9V_AV_1): Likewise.
486 (BU_P9V_AV_2): Likewise.
487 (BU_P9V_AV_3): Likewise.
488 (BU_P9V_AV_P): Likewise.
489 (BU_P9V_VSX_1): Likewise.
490 (BU_P9V_OVERLOAD_1): Likewise.
491 (BU_P9V_OVERLOAD_2): Likewise.
492 (BU_P9V_OVERLOAD_3): Likewise.
493 (VCTZB): Add vector count trailing zeros support.
497 (VPRTYBD): Add vector parity support.
500 (VCTZ): Add overloaded vector count trailing zeros support.
501 (VPRTYB): Add overloaded vector parity support.
502 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
503 overloaded vector count trailing zeros and parity instructions.
504 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
505 vector parity support.
506 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
507 trailing zeros support.
508 (vec_cntlz): Likewise.
509 (vec_vctzb): Likewise.
510 (vec_vctzd): Likewise.
511 (vec_vctzh): Likewise.
512 (vec_vctzw): Likewise.
513 (vec_vprtyb): Add ISA 3.0 vector parity support.
514 (vec_vprtybd): Likewise.
515 (vec_vprtybw): Likewise.
516 (vec_vprtybq): Likewise.
517 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
518 the ISA 3.0 vector count trailing zeros and vector parity built-in
521 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
523 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
524 when there is stmt_to_insert.
526 2016-05-24 Martin Sebor <msebor@redhat.com>
529 * tree.h (complete_or_array_type_p): New inline function.
531 2016-05-24 Jakub Jelinek <jakub@redhat.com>
533 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
534 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
535 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
537 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
538 Limit 1st alternative to noavx isa, split 2nd alternative into one
539 noavx and one avx alternative, use *x and Bm in the former and
540 x and m in the latter.
542 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
543 of sse4 for the first alternative, drop %v from the template
544 and d operand modifier. Split second alternative into one sse4_noavx
545 and one avx alternative, use *x instead of *v in the former and v
546 instead of *v in the latter.
547 (*sse4_1_extractps): Use noavx isa instead of * for the first
548 alternative, drop %v from the template. Split second alternative into
549 one noavx and one avx alternative, use *x instead of *v in the
550 former and v instead of *v in the latter.
551 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
552 with noavx and the last one with avx.
553 (sse4_1_phminposuw): Guard first alternative with noavx isa,
554 split the second one into one noavx and one avx alternative,
555 use *x and Bm in the former and x and m in the latter one.
556 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
559 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
560 first two alternatives to noavx, use *x instead of *v in the second
561 one, add avx alternative without *.
562 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
563 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
564 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
566 2016-05-24 Jeff Law <law@redhat.com>
568 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
569 New function, extracted from...
570 (fsm_find_control_statement_thread_paths): Here. Use the new function.
571 Allow simple copies and constant initializations in the SSA chain.
573 2016-05-24 Marek Polacek <polacek@redhat.com>
576 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
579 2016-05-24 Jakub Jelinek <jakub@redhat.com>
582 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
583 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
584 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
585 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
586 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
588 2016-05-24 Richard Biener <rguenther@suse.de>
590 PR tree-optimization/71240
591 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
594 2016-05-24 Richard Biener <rguenther@suse.de>
596 PR tree-optimization/71230
597 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
599 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
601 * tree-vectorizer.h (vectorizable_comparison): Delete.
602 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
604 * tree-vect-stmts.c (vectorizable_call): Likewise.
605 (vectorizable_simd_clone_call): Likewise.
606 (vectorizable_conversion): Likewise.
607 (vectorizable_assignment): Likewise.
608 (vectorizable_shift): Likewise.
609 (vectorizable_operation): Likewise.
610 (vectorizable_load): Likewise.
611 (vectorizable_condition): Likewise.
612 (vectorizable_store): Likewise. Assert that we don't have
614 (vectorizable_comparison): Make static. Remove redundant
616 (vect_transform_stmt): Assert that we always have an slp_node
619 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
621 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
622 operands[2] against 1 with comparison against CONST1_RTX.
623 (<shift>di3_neon): Likewise.
624 * config/arm/predicates.md (const0_operand): Replace with comparison
627 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
629 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
630 operands[2] against 1 with comparison against CONST1_RTX.
633 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
638 (define_split above *compareqi_eq0): Likewise.
639 (define_split above "prologue"): Likewise.
640 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
641 * config/arm/predicates.md (shift_operator): Likewise.
642 (shift_nomul_operator): Likewise.
643 (sat_shift_operator): Likewise.
644 (thumb1_cmp_operand): Likewise.
645 (const_neon_scalar_shift_amount_operand): Replace manual range
647 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
648 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
650 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
652 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
653 with HOST_WIDE_INT_1.
655 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
656 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
657 (arm_canonicalize_comparison): Likewise.
658 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
660 (thumb1_size_rtx_costs): Likewise.
661 (vfp_const_double_index): Replace cast of 1 to unsigned
662 HOST_WIDE_INT with HOST_WIDE_INT_1U.
663 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
665 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
666 HOST_WIDE_INT with HOST_WIDE_INT_1U.
667 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
668 HOST_WIDE_INT with HOST_WIDE_INT_1.
670 2016-05-24 Marek Polacek <polacek@redhat.com>
672 * tree-cfg.h (should_remove_lhs_p): New predicate.
673 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
674 * gimplify.c (gimplify_modify_expr): Likewise.
675 * tree-cfg.c (verify_gimple_call): Likewise.
676 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
677 * gimple-fold.c: Include "tree-cfg.h".
678 (gimple_fold_call): Use should_remove_lhs_p.
680 2016-05-24 Richard Biener <rguenther@suse.de>
682 PR tree-optimization/71253
683 * cfganal.h (control_dependences): Make robust against edge
685 (control_dependences::control_dependences): Remove edge_list argument.
686 (control_dependences::get_edge): Remove.
687 (control_dependences::get_edge_src): Add.
688 (control_dependences::get_edge_dest): Likewise.
689 (control_dependences::m_el): Make a vector of edge src/dest index.
690 * cfganal.c (control_dependences::find_control_dependence): Adjust.
691 (control_dependences::control_dependences): Likewise.
692 (control_dependences::~control_dependence): Likewise.
693 (control_dependences::get_edge): Remove.
694 (control_dependences::get_edge_src): Add.
695 (control_dependences::get_edge_dest): Likewise.
696 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
698 (perform_tree_ssa_dce): Adjust.
699 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
701 (pass_loop_distribution::execute): Adjust. Do loop destroying
702 conditional on changed.
704 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
707 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
708 return. Reindent transformation comment and mention the ARM state
711 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
714 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
715 after build_and_add_sum creates new use stmt.
717 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
719 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
720 load_lanes/grouped_load classification comes first. Don't check
721 whether the vectorization factor is a multiple of the group size
724 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
726 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
727 GROUP_GAP for single-element interleaving.
728 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
731 2016-05-24 Richard Biener <rguenther@suse.de>
735 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
736 bases which are accessed with non-invariant indices.
737 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
738 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
740 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
743 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
744 (add_to_ops_vec): Add stmt_to_insert.
745 (add_repeat_to_ops_vec): Init stmt_to_insert.
746 (insert_stmt_before_use): New.
747 (transform_add_to_multiply): Remove mult_stmt insertion and add it
749 (get_ops): Init stmt_to_insert.
750 (maybe_optimize_range_tests): Likewise.
751 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
752 (rewrite_expr_tree_parallel): Likewise.
753 (reassociate_bb): Likewise.
755 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
758 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
759 ISA 3.0 xxperm fusion alternative.
760 (altivec_vperm_v8hiv16qi): Likewise.
761 (altivec_vperm_<mode>_uns_internal): Likewise.
762 (vperm_v8hiv4si): Likewise.
763 (vperm_v16qiv8hi): Likewise.
765 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
766 Kelvin Nilsen <kelvin@gcc.gnu.org>
768 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
769 vpermr/xxpermr on ISA 3.0.
770 (altivec_expand_vec_perm_le): Likewise.
771 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
772 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
775 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
777 * config/i386/i386.h (IS_STACK_MODE): Enable for
778 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
779 SSE_FLOAT_MODE_P macros.
780 * config/i386/i386.c (ix86_preferred_reload_class): Use
781 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
782 Cleanup regclass processing for CONST_DOUBLE_P.
783 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
784 (ix86_rtx_costs): Remove redundant TARGET_80387 check
785 with IS_STACK_MODE macro.
786 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
788 (*movdf_internal): Use IS_STACK_MODE macro.
789 (*movsf_internal): Ditto.
791 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
793 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
794 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
796 2016-05-23 Jeff Law <law@redhat.com>
798 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
800 (fsm_find_control_statement_thread_paths): Call it.
802 2016-05-23 Martin Jambor <mjambor@suse.cz>
805 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
806 from_global_constant if t is not NULL.
808 2016-05-23 Marek Polacek <polacek@redhat.com>
811 * common.opt (Wswitch-unreachable): New option.
812 * doc/invoke.texi: Document -Wswitch-unreachable.
813 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
816 2016-05-23 Bin Cheng <bin.cheng@arm.com>
818 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
819 TMR_INDEX is non-NULL.
821 2016-05-23 Richard Biener <rguenther@suse.de>
823 PR tree-optimization/71230
824 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
825 (try_special_add_to_ops): ... here. Always test for single-use.
827 2016-05-23 Martin Jambor <mjambor@suse.cz>
829 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
830 default block if a PHI node in the original one would be resized.
832 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
834 PR tree-optimization/58135
835 * tree-vect-slp.c: When group size is not multiple
836 of vector size, allow splitting of store group at
839 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
841 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
843 2016-05-22 Jakub Jelinek <jakub@redhat.com>
845 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
846 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
847 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
850 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
851 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
852 v constraint instead of x and vinserti32x4 insn.
854 * config/i386/sse.md (i128vldq): New mode iterator.
855 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
856 avx512dq and avx512vl alternatives.
858 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
859 constraint, use maybe_evex prefix instead of vex.
860 (vec_dupv4sf): Use v constraint instead of x for output
861 operand except for noavx alternative, use Yv constraint
862 instead of x for input. Use maybe_evex prefix instead of vex.
863 (*vec_dupv4si): Likewise.
864 (*vec_dupv2di): Likewise.
866 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
869 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
870 (linearize_expr_tree): Call try_special_add_to_ops.
871 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
873 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
875 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
876 to computed stack_usage.
878 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
881 * config/avr/avr.md (define_expand "mov<mode>"): If the source
882 operand is subreg (symbol_ref) then move the symbol ref to register.
884 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
886 * tree.c (array_at_struct_end_p): Look through MEM_REF.
888 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
891 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
894 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
896 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
897 ranges by calling get_single_symbol and tidy up. Look more closely
898 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
900 2016-05-20 Jeff Law <law@redhat.com>
902 * bitmap.c (bitmap_find_bit): Remove useless test.
904 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
906 * function.c (thread_prologue_and_epilogue_insns): Commit the
907 insertion of the epilogue.
909 2016-05-20 Martin Jambor <mjambor@suse.cz>
911 PR tree-optimization/70884
912 * tree-sra.c (initialize_constant_pool_replacements): Do not check
913 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
914 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
915 of constant pool data as a reason for scalarization.
917 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
919 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
921 (thumb1_expand_prologue): Likewise.
923 2016-05-20 Nathan Sidwell <nathan@acm.org>
925 * config/nvptx/nptx.c (nvptx_option_override): Only set
926 flag_toplevel_reorder, if not explicitly specified. Set
927 flag_no_common, unless explicitly specified.
929 2016-05-20 David Malcolm <dmalcolm@redhat.com>
931 * calls.c (can_implement_as_sibling_call_p): Mark param
932 reg_parm_stack_space with ATTRIBUTE_UNUSED.
934 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
936 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
937 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
938 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
940 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
941 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
944 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
946 * config/nvptx/nvptx.md (sincossf3): New pattern.
948 2016-05-20 David Malcolm <dmalcolm@redhat.com>
950 * calls.c (maybe_complain_about_tail_call): New function.
951 (initialize_argument_information): Call
952 maybe_complain_about_tail_call when clearing *may_tailcall.
953 (can_implement_as_sibling_call_p): Call
954 maybe_complain_about_tail_call when returning false.
955 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
956 ensure try_tail_call is set. Call maybe_complain_about_tail_call
957 if tail-call optimization fails.
958 * cfgexpand.c (expand_call_stmt): Initialize
959 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
960 * gimple-pretty-print.c (dump_gimple_call): Dump
961 gimple_call_must_tail_p.
962 * gimple.c (gimple_build_call_from_tree): Call
963 gimple_call_set_must_tail with the value of
964 CALL_EXPR_MUST_TAIL_CALL.
965 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
966 (gimple_call_set_must_tail): New function.
967 (gimple_call_must_tail_p): New function.
968 * print-tree.c (print_node): Update printing of TREE_STATIC
969 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
970 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
971 trailing comment listing applicable flags.
972 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
974 2016-05-20 David Malcolm <dmalcolm@redhat.com>
976 * calls.c (expand_call): Move "Rest of purposes for tail call
977 optimizations to fail" to...
978 (can_implement_as_sibling_call_p): ...this new function, and
979 split into multiple "if" statements.
981 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
983 * cfgloop.h (expected_loop_iterations_unbounded,
984 expected_loop_iterations): Unconstify.
985 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
986 profile with known upper bound; return 3 when profile is absent.
987 (expected_loop_iterations): Update.
989 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
991 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
992 and get_max_loop_iterations_int.
994 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
996 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
997 realistic upper bounds here.
999 2016-05-20 Jakub Jelinek <jakub@redhat.com>
1002 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
1003 calls if the LHS is variable length or has addressable type.
1004 If targets[0]->decl is a noreturn call with void return type and
1005 zero arguments, adjust fntype and remove lhs in that case.
1007 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
1009 PR tree-optimization/71079
1010 PR tree-optimization/71206
1011 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
1013 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1015 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
1016 (get_vec_alignment_for_array_decl): Likewise.
1017 (get_vec_alignment_for_record_decl): Likewise.
1018 (increase_alignment::execute): Move code to find alignment to
1019 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
1020 (type_align_map): New hash_map.
1022 2016-05-20 Richard Guenther <rguenther@suse.de>
1024 PR tree-optimization/29756
1025 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
1026 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
1027 * fold-const.c (operand_equal_p): Likewise.
1028 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
1029 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
1030 * tree-inline.c (estimate_operator_cost): Likewise.
1031 * tree-pretty-print.c (dump_generic_node): Likewise.
1032 * tree-ssa-operands.c (get_expr_operands): Likewise.
1033 * cfgexpand.c (expand_debug_expr): Likewise.
1034 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
1035 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
1036 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
1037 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
1038 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
1039 (execute_update_addresses_taken): Do it.
1041 2016-05-20 Richard Biener <rguenther@suse.de>
1043 PR tree-optimization/71185
1044 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
1045 register operations.
1047 2016-05-20 Richard Biener <rguenther@suse.de>
1049 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
1050 gimple_seq_add_seq_without_update.
1051 (release_bb_predicate): Assert we have no operands to free.
1052 (if_convertible_loop_p_1): Calculate post dominators later.
1053 Do not free BB predicates here.
1054 (combine_blocks): Do not recompute BB predicates.
1055 (version_loop_for_if_conversion): Save BB predicates around
1058 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1060 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
1061 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
1062 code. Ignore sibcalls on EDGE_IGNORE edges.
1063 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
1064 on edges for sibcalls that run without prologue. The rest of the
1065 function is combined from...
1066 (fix_fake_fallthrough_edge): ... this, and ...
1067 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1068 function argument, make it a local variable.
1070 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1072 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1073 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1074 for 32-bit mode and SEH for 64-bit.
1075 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1076 TARGET_64BIT_DEFAULT.
1078 2016-05-19 Ryan Burn <contact@rnburn.com>
1080 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1081 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1083 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1085 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1086 force pending loads from memory.
1088 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1090 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1091 (UNSPEC_DARN_32): New unspec constant.
1092 (UNSPEC_DARN_RAW): New unspec constant.
1093 (darn_32): New instruction.
1094 (darn_raw): New instruction.
1095 (darn): New instruction.
1096 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1097 support and documentation for this macro.
1098 (BU_P9_MISC_1): New macro definition.
1099 (BU_P9_64BIT_MISC_0): New macro definition.
1100 (BU_P9_MISC_0): New macro definition.
1101 (darn_32): New builtin definition.
1102 (darn_raw): New builtin definition.
1103 (darn): New builtin definition.
1104 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1105 RS6000_BUILTIN_0 directives to surround each occurrence of
1106 #include "rs6000-builtin.def".
1107 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1108 RS6000_BTM_64BIT flags to the returned mask, depending on
1110 (def_builtin): Correct an error in the assignments made to the
1111 debugging variable attr_string.
1112 (rs6000_expand_builtin): Add support for no-operand built-in
1114 (builtin_function_type): Remove fatal_error assertion that is no
1116 (rs6000_common_init_builtins): Add support for no-operand built-in
1118 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1120 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1122 (RS6000_BTM_64BIT): New macro definition.
1123 * doc/extend.texi: Document __builtin_darn (void),
1124 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1127 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1129 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1130 max_loop_iterations_int.
1132 2016-05-19 Marek Polacek <polacek@redhat.com>
1134 PR tree-optimization/71031
1135 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1136 condition and adjust the code a bit.
1138 2016-05-19 Martin Liska <mliska@suse.cz>
1140 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1141 auto_vec instead of vec.
1143 2016-05-19 Martin Liska <mliska@suse.cz>
1145 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1147 2016-05-19 Martin Liska <mliska@suse.cz>
1149 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1151 2016-05-19 Martin Liska <mliska@suse.cz>
1153 * ipa-pure-const.c (set_function_state): Remove an existing
1155 (remove_node_data): Do not free it as it's released
1156 in set_function_state.
1158 2016-05-19 Martin Liska <mliska@suse.cz>
1160 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1163 2016-05-19 Martin Liska <mliska@suse.cz>
1165 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1167 2016-05-19 Martin Liska <mliska@suse.cz>
1169 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1170 an auto_vec instead of re-creating it.
1172 2016-05-19 Martin Liska <mliska@suse.cz>
1174 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1175 auto_vec instead of vec.
1177 2016-05-19 Martin Liska <mliska@suse.cz>
1179 * lto-section-in.c (lto_get_section_data): Call
1180 lto_check_version with additional argument.
1181 * lto-streamer.c (lto_check_version): Add new argument.
1182 * lto-streamer.h (lto_check_version): Likewise.
1184 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1186 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1187 Don't add cost of inner memory when handling sign-extended loads.
1189 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1191 PR rtl-optimization/71148
1192 * cse.c (cse_main): Free dominance info.
1193 (rest_of_handle_cse): Don't free dominance info.
1194 (rest_of_handle_cse2): Likewise.
1195 (rest_of_handle_cse_after_global_opts): Likewise.
1197 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1200 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1201 NULL_TREE early if NEON is not available. Remove now redundant check
1202 in ARM_CHECK_BUILTIN_MODE.
1204 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1207 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1208 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1209 * doc/cpp.texi: Document new macros.
1211 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1213 PR tree-optimization/69848
1214 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1215 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1217 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1219 * function.c (thread_prologue_and_epilogue_insn): Move the
1220 "goto epilogue_done" one block later.
1222 2016-05-19 Richard Biener <rguenther@suse.de>
1224 PR tree-optimization/70729
1225 * passes.def: Move LIM pass before PRE. Remove no longer
1226 required copyprop and move first DCE out of the loop pipeline.
1228 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1231 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1232 (OBJS-libcommon-target): ...here.
1233 * opts-common.c: Include spellcheck.h.
1234 (cmdline_handle_error): Build a vec of valid options and use it
1235 to suggest provide hints for misspelled arguments.
1237 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1240 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1241 lhs if it has TREE_ADDRESSABLE type.
1243 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1246 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1247 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1249 2016-05-18 Martin Jambor <mjambor@suse.cz>
1252 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1253 input for NOP_EXPR pass-through functions.
1254 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1255 aggregate global constant VAR_DECLs in constant jump functions.
1257 2016-05-18 Martin Jambor <mjambor@suse.cz>
1260 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1261 from TREE_READONLY parameters.
1263 2016-05-18 Martin Jambor <mjambor@suse.cz>
1266 * cgraph.h (cgraph_indirect_call_info): New field
1267 guaranteed_unmodified.
1268 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1269 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1271 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1272 pass the parameter value to ipa_find_agg_cst_for_param.
1273 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1274 guaranteed_unmodified, store AA results there instead of bailing out
1276 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
1277 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
1278 (find_constructor_constant_at_offset): New function.
1279 (ipa_find_agg_cst_from_init): Likewise.
1280 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
1281 static initializers of contants, report back through a new paameter
1282 from_global_constant if that was the case.
1283 (try_make_edge_direct_simple_call): Also pass parameter value to
1284 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1286 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
1287 (ipa_read_indirect_edge_info): Likewise.
1288 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
1289 (ipa_load_from_parm_agg): Likewise.
1291 2016-05-18 Jiong Wang <jiong.wang@arm.com>
1293 PR rtl-optimization/71150
1294 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
1297 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1300 * config/rs6000/constraints.md (wE constraint): New constraint
1301 for a vector constant that can be loaded with XXSPLTIB.
1302 (wM constraint): New constraint for a vector constant of a 1's.
1303 (wS constraint): New constraint for a vector constant that can be
1304 loaded with XXSPLTIB and a vector sign extend instruction.
1305 * config/rs6000/predicates.md (xxspltib_constant_split): New
1306 predicates for wE/wS constraints.
1307 (xxspltib_constant_nosplit): Likewise.
1308 (easy_vector_constant): Add support for constants that can be
1309 loaded via XXSPLTIB.
1310 (all_ones_constant): New predicate for vector constant with all
1312 (splat_input_operand): Add support for ISA 3.0 word splat operations.
1313 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
1314 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
1315 instruction and possibly with a sign extension.
1316 (output_vec_const_move): Add support for XXSPLTIB. If we are
1317 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
1318 instead of XXLXOR/XXLORC.
1319 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
1321 (rs6000_legitimize_reload_address): Likewise.
1322 (rs6000_output_move_128bit): Use output_vec_const_move to emit
1324 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
1325 combine VSX_M and VSX_M2 into one iterator.
1327 (VSINT_84): New iterators for loading constants with XXSPLTIB.
1328 (VSINT_842): Likewise.
1329 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
1330 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
1331 XXSPLTIB instruction.
1332 (xxspltib_<mode>_nosplit): Likewise.
1333 (xxspltib_<mode>_split): New insn to load up constants with
1334 XXSPLTIB and a sign extend instruction.
1335 (vsx_mov<mode>): Replace single move that handled all vector types
1336 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
1337 moves (when -mvsx-timode is in effect) into the main vector
1338 moves. Eliminate separate moves for <VSr> <VSa>, where the
1339 preferred register class (<VSr>) is listed first, and the
1340 secondary register class (<VSa>) is listed second with a '?' to
1341 discourage use. Prefer loading 0/-1 in any VSX register for ISA
1342 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
1343 that if the register was involved in a slow operation, the
1344 clear/set operation does not wait for the slow operation to
1345 finish. Adjust the length attributes for 32-bit mode. Use
1346 rs6000_output_move_128bit and drop the use of the string
1347 instructions for 32-bit movti when -mvsx-timode is in effect. Use
1348 spacing so that the alternatives and attributes don't generate
1349 long lines, and put things in columns, so that it is easier to
1350 match up the operands and attributes with the insn alternatives.
1351 (vsx_mov<mode>_64bit): Likewise.
1352 (vsx_mov<mode>_32bit): Likewise.
1353 (vsx_movti_64bit): Fold movti into normal vector moves.
1354 (vsx_movti_32bit): Likewise.
1355 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
1357 (vsx_splat_v4si_internal): Likewise.
1358 (vsx_splat_v4sf_internal): Likewise.
1359 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
1360 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
1361 extend vector elements.
1362 (vsx_sign_extend_hi_<mode>): Likewise.
1363 (vsx_sign_extend_si_v2di): Likewise.
1364 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
1366 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
1367 constraints. Add trailing period to wL documentation.
1369 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
1372 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
1373 * tree-dfa.c (replace_abnormal_ssa_names): New function.
1374 * tree-call-cdce.c: Include tree-dfa.h.
1375 (can_guard_call_p): New function, extracted from...
1376 (can_use_internal_fn): ...here.
1377 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
1379 (shrink_wrap_one_built_in_call): Likewise.
1380 (use_internal_fn): Likewise.
1381 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
1382 and return void. Call replace_abnormal_ssa_names.
1383 (pass_call_cdce::execute): Check can_guard_call_p during the
1384 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
1385 will always change something.
1387 2016-05-18 Martin Jambor <mjambor@suse.cz>
1390 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
1391 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
1393 2016-05-18 Martin Jambor <mjambor@suse.cz>
1396 * ipa-inline.h (condition): New field size.
1397 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
1398 for comaprison and store it into the new condition.
1399 (evaluate_conditions_for_known_args): Use condition size to check
1400 access sizes for all but CHANGED conditions.
1401 (unmodified_parm_1): New parameter size_p, store access size into it.
1402 (unmodified_parm): Likewise.
1403 (unmodified_parm_or_parm_agg_item): Likewise.
1404 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
1405 (set_cond_stmt_execution_predicate): Extract access sizes and store
1407 (set_switch_stmt_execution_predicate): Likewise.
1408 (will_be_nonconstant_expr_predicate): Likewise.
1409 (will_be_nonconstant_predicate): Likewise.
1410 (inline_read_section): Stream condition size.
1411 (inline_write_summary): Likewise.
1413 2016-05-18 Richard Biener <rguenther@suse.de>
1415 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1416 condition cost to PHI cost instead of total_cost.
1418 2016-05-18 Martin Liska <mliska@suse.cz>
1421 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1424 2016-05-18 Richard Biener <rguenther@suse.de>
1426 * lto-streamer.h (LTO_major_version): Bump to 6.
1428 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1430 * function.c (make_split_prologue_seq, make_prologue_seq,
1431 make_epilogue_seq): New functions, factored out from...
1432 (thread_prologue_and_epilogue_insns): Here.
1434 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1436 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1437 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1438 of before. Add a comment.
1440 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1442 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1443 expression pointer, not pointer to the pointer.
1445 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1447 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1448 (avx2_pbroadcast<mode>): Add another alternative with v instead
1449 of x constraints in it, using <pbroadcast_evex_isa> isa.
1450 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1452 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1453 constraint x instead of v in second alternative, add avx512bw
1456 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1457 constraint x instead of v in second alternative, add avx512bw
1460 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1461 constraint x instead of v in second alternative, add avx512bw
1464 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1465 avx512bw alternative.
1467 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1469 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1471 (define_insn "*andnottf3"): Ditto.
1472 (define_insn "*<code><mode>3"/any_logic): Ditto.
1473 (define_insn "*<code>tf3"/any_logic): Ditto.
1474 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1475 operand to block AVX-512VL insn variant emit when it is not enabled.
1477 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1479 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1480 constraint fot SF mode.
1482 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1483 Kirill Yukhin <kirill.yukhin@intel.com>
1485 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1487 (define_insn "rsqrt14<mode>"): Ditto.
1488 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1489 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1490 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1491 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1492 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1494 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1495 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1496 * config/i386/i386.c (ix86_print_operand): Expand check for size
1497 override codes for Intel syntax.
1499 2016-05-18 Richard Biener <rguenther@suse.de>
1501 PR tree-optimization/71168
1502 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1503 initialization earlier.
1505 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1507 * config/aarch64/aarch64-simd.md
1508 (aarch64_reduc_plus_internal<mode>): Rename to...
1509 (reduc_plus_scal): ...This, and remove previous implementation.
1511 2016-05-18 Richard Biener <rguenther@suse.de>
1513 * passes.def: Put late dse and cd_dce in canonical order.
1515 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1517 * ipa-inline-transform.c (preserve_function_body_p): Look for
1518 first non-thunk clone.
1519 (save_function_body): Save into first non-thunk.
1520 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1522 (lto_output_node): Inline thunks don't need body in every
1524 * lto-streamer-in.c: Do not fixup thunk clones.
1525 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1527 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1530 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1533 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1534 (reassociate_bb): Call transform_add_to_multiply.
1536 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1538 * config/aarch64/aarch64.c (all_extensions): Removed unused
1541 2016-05-17 Nathan Sidwell <nathan@acm.org>
1543 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1544 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1546 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1548 PR tree-optimization/54579
1550 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1552 2016-05-17 Marek Polacek <polacek@redhat.com>
1555 * tree-inline.c (expand_call_inline): Call
1556 maybe_remove_unused_call_args.
1558 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1560 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1561 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1562 * doc/md.texi (fmin@var{m}3): Likewise.
1564 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1566 * match.pd (X & C): New transformation.
1568 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1570 * match.pd (~X & Y): New transformation.
1572 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1574 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1575 information for new SSA_NAME.
1576 (simplify_conversion_using_ranges): Get range through get_range_info
1577 instead of get_value_range.
1579 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1581 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1582 Remove inline assembly.
1583 (vmvn_s16): Likewise.
1584 (vmvn_s32): Likewise.
1585 (vmvn_u8): Likewise.
1586 (vmvn_u16): Likewise.
1587 (vmvn_u32): Likewise.
1588 (vmvnq_s8): Likewise.
1589 (vmvnq_s16): Likewise.
1590 (vmvnq_s32): Likewise.
1591 (vmvnq_u8): Likewise.
1592 (vmvnq_u16): Likewise.
1593 (vmvnq_u32): Likewise.
1594 (vmvn_p8): Likewise.
1595 (vmvnq_p16): Likewise.
1597 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1599 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1601 (vmul_n_s16): Likewise.
1602 (vmul_n_s32): Likewise.
1603 (vmul_n_u16): Likewise.
1604 (vmul_n_u32): Likewise.
1605 (vmulq_n_f32): Likewise.
1606 (vmulq_n_f64): Likewise.
1607 (vmulq_n_s16): Likewise.
1608 (vmulq_n_s32): Likewise.
1609 (vmulq_n_u16): Likewise.
1610 (vmulq_n_u32): Likewise.
1612 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1614 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1615 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1617 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1619 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1620 to *aarch64_fma4_elt_from_dup<mode>.
1621 (*aarch64_fnma4_elt_to_128df): Rename to
1622 *aarch64_fnma4_elt_from_dup<mode>.
1623 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1624 (vfms_n_f32): Likewise.
1625 (vfms_n_f64): Likewise.
1626 (vfmsq_n_f32): Likewise.
1627 (vfmsq_n_f64): Likewise.
1629 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1631 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1633 2016-05-17 Richard Biener <rguenther@suse.de>
1635 PR tree-optimization/71132
1636 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1637 Only add control dependences for blocks in the loop.
1638 (build_rdg): Adjust.
1639 (generate_code_for_partition): Return whether loop should
1640 be destroyed and delay that.
1641 (distribute_loop): Likewise.
1642 (pass_loop_distribution::execute): Record loops to be destroyed
1643 and perform delayed destroying of loops.
1645 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1648 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1650 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1652 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1654 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1657 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1658 insertion point for instructions generated by validize_mem.
1660 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1662 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1665 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1667 * config/aarch64/aarch64.c
1668 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1669 rather than a macro.
1671 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1673 * doc/invoke.texi (AArch64 Options): Various updates.
1675 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1677 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1678 into instrumentation thunks.
1679 * cif-code.def (CIF_CHKP): New.
1681 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1683 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1685 2016-05-16 Martin Jambor <mjambor@suse.cz>
1687 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1688 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1690 2016-05-16 Marek Polacek <polacek@redhat.com>
1692 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1695 2016-05-16 Martin Jambor <mjambor@suse.cz>
1698 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1699 the outlined kernel function.
1701 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1703 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1704 (ISA_HAS_DLSA): Ditto.
1706 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1708 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1710 2016-05-16 Nathan Sidwell <nathan@acm.org>
1712 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1713 (nvptx_name_replacement): Restore. Add comment.
1714 (write_fn_proto, write_fn_proto_from_insn,
1715 nvptx_output_call_insn): Restore
1716 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1718 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1720 * config/aarch64/aarch64.md
1721 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1722 (add<mode>3_compareC_imm): Likewise.
1723 (<optab>si3_uxtw): Split into register and immediate variants.
1724 (andsi3_compare0_uxtw): Likewise.
1725 (and<mode>3_compare0): Likewise.
1726 (and<mode>3nr_compare0): Likewise.
1727 (stack_protect_test_<mode>): Don't use %x for memory operands.
1729 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1731 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1733 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1735 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1736 Split integer shifts into shift_reg and bfm.
1737 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1738 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1739 (ror<mode>3_insn): Likewise.
1740 (<optab>si3_insn_uxtw): Likewise.
1741 (<optab><mode>3_insn): Change to rotate_imm.
1742 (extr<mode>5_insn_alt): Likewise.
1743 (extrsi5_insn_uxtw): Likewise.
1744 (extrsi5_insn_uxtw_alt): Likewise.
1746 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1748 * doc/tm.texi: Regenerate.
1749 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1750 (TARGET_INVALID_RETURN_TYPE): Remove.
1751 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1752 TARGET_INVALID_RETURN_TYPE.
1753 * target.def (invalid_parameter_type): Remove.
1754 (invalid_return_type): Remove.
1756 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1758 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1759 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1761 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1763 (preserve_function_body_p): No need to preserve function body
1764 * cif-codes.def (CIF_THUNK): Remove.
1765 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1767 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1769 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1771 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1773 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1776 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1778 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1779 (inline_small_functions): Do not look for function symbol when
1782 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1784 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1787 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1788 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1789 Jiong Wang <jiong.wang@arm.com>
1791 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1792 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1793 Define __ARM_FP16_ARGS when appropriate.
1794 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1796 (arm_invalid_return_type): Likewise.
1797 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1798 (TARGET_INVALID_RETURN_TYPE): Remove.
1799 (aapcs_vfp_sub_candidate): Allow HFmode.
1800 (aapcs_vfp_allocate): Add comment. Support HFmode.
1801 (aapcs_vfp_allocate_return_reg): Likewise.
1802 (struct aapcs_cp_arg_layout): Slightly reword comments for
1803 is_return_candidate and allocate_return_reg.
1804 (output_mov_vfp): Update assert.
1805 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1807 (arm_invalid_parameter_type): Remove.
1808 (amr_invalid_return_type): Remove.
1809 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1810 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1811 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1813 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1815 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1816 * config/aarch64/arch64-protos.h
1817 (aarch64_legitimize_reload_address): Remove.
1818 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1821 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1823 * configure.ac: Add ACX_NONCANONICAL_HOST.
1824 * configure: Regenerate.
1825 * Makefile.in: Set host_noncanonical.
1827 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1830 * config/i386/i386.md (*movtf_internal): Before register allocation,
1831 do not allow FP constants for CM_MEDIUM memory model, allow only
1832 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1833 (*movxf_internal): Ditto.
1834 (*movdf_internal): Ditto.
1835 (*movsf_internal): Ditto.
1837 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1839 PR rtl-optimization/67483
1840 * combine.c (make_compound_operation): Don't call extract_left_shift
1841 with negative shift amounts.
1843 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1846 * fold-const.c (fold_checksum_tree): Allow modification
1847 of TYPE_ALIAS_SET during folding.
1849 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1850 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1851 (ix86_split_to_parts): Likewise. Fix up formatting.
1853 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1855 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1856 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1859 2016-05-13 Nathan Sidwell <nathan@acm.org>
1861 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1862 (nvptx_name_replacement): Delete.
1863 (write_fn_proto, write_fn_proto_from_insn,
1864 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1865 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1866 * langhooks.c (add_builtin_funcction_common): Call
1867 targetm.mangle_decl_assembler_name.
1869 * config/nvptx/nvptx.c (write_fn_proto): Handle
1870 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1872 2016-05-13 Martin Liska <mliska@suse.cz>
1874 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1875 and PRIu64 in printf format.
1877 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1879 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1882 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1884 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1885 Change --param max-completely-peeled-times to
1886 --param max-completely-peel-times in dump file printing.
1888 2016-05-13 Richard Biener <rguenther@suse.de>
1890 PR tree-optimization/42587
1891 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1892 (find_bswap_or_nop_1): Likewise.
1893 (bswap_replace): Likewise.
1895 2016-05-13 Martin Liska <mliska@suse.cz>
1897 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1898 Initialize a variable with default value.
1900 2016-05-13 Martin Liska <mliska@suse.cz>
1902 * doc/invoke.texi: Enhance explanation of error recovery
1905 2016-05-13 Martin Liska <mliska@suse.cz>
1907 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1908 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1909 (iv_inv_expr_ent *).
1910 (struct iv_inv_expr_ent): Comment struct fields.
1911 (sort_iv_inv_expr_ent): New function.
1912 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1913 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1914 a hash_map between iv_inv_expr_ent and number of usages.
1915 (niter_for_exit): Fix coding style.
1916 (tree_ssa_iv_optimize_init): Use renamed variable.
1917 (determine_base_object): Fix coding style.
1918 (alloc_iv): Likewise.
1919 (find_interesting_uses_outside): Likewise.
1920 (add_candidate_1): Likewise.
1921 (add_standard_iv_candidates): Likewise.
1922 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1923 (prepare_decl_rtl): Fix coding style.
1924 (get_address_cost): Likewise.
1925 (get_shiftadd_cost): Likewise.
1926 (force_expr_to_var_cost): Likewise.
1927 (compare_aff_trees): Likewise.
1928 (get_expr_id): Restructure the function.
1929 (get_loop_invariant_expr_id): Renamed to
1930 get_loop_invariant_expr.
1931 (get_computation_cost_at): Replace usage of inv_expr_id with
1933 (get_computation_cost): Likewise.
1934 (determine_group_iv_cost_generic): Likewise.
1935 (determine_group_iv_cost_address): Likewise.
1936 (iv_period): Fix coding style.
1937 (iv_elimination_compare_lt): Likewise.
1938 (may_eliminate_iv): Likewise.
1939 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1941 (determine_group_iv_costs): Dump invariant expressions.
1942 (iv_ca_recount_cost): Use the newly added hash_map.
1943 (iv_ca_set_remove_invariants): Fix coding style.
1944 (iv_ca_set_add_invariants): Fix coding style.
1945 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1947 (iv_ca_set_cp): Likewise.
1948 (iv_ca_new): Initialize the newly added hash_map and remove
1949 initialization of fields.
1950 (iv_ca_free): Delete the hash_map.
1951 (iv_ca_dump): Dump invariant expressions.
1952 (iv_ca_extend): Fix coding style.
1953 (try_add_cand_for): Likewise.
1954 (create_new_ivs): Dump information about # of avg iterations and
1955 # of used invariant expressions.
1956 (rewrite_use_compare): Fix coding style.
1957 (free_loop_data): Set default value for max_inv_expr_id.
1959 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1961 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1962 returned value cse_cfg_altered computation.
1963 (rest_of_handle_cse2): Likewise.
1964 (rest_of_handle_cse_after_global_opts): Likewise.
1966 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1969 * config/arm/arm.c (arm32_output_mi_thunk): New.
1970 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1971 to split Thumb1 vs TARGET_32BIT functionality.
1972 (arm_thumb1_mi_thunk): New.
1974 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1976 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1979 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1982 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1984 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1986 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1987 (expand_builtin_trap): Emit a regular call.
1988 (set_builtin_user_assembler_name): Remove obsolete cases.
1989 * dse.c (scan_insn): Adjust.
1990 * except.c: Include calls.h.
1991 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
1992 emit a regular call to setjmp.
1993 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
1994 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
1995 (emit_block_move_via_libcall): Delete.
1996 (block_move_fn): Delete.
1997 (init_block_move_fn): Likewise.
1998 (emit_block_move_libcall_fn): Likewise.
1999 (emit_block_op_via_libcall): New function.
2000 (set_storage_via_libcall): Tidy up and use memset builtin.
2001 (block_clear_fn): Delete.
2002 (init_block_clear_fn): Likewise.
2003 (clear_storage_libcall_fn): Likewise.
2004 (expand_assignment): Call emit_block_move_via_libcall.
2005 Do not include gt-expr.h.
2006 * expr.h (emit_block_op_via_libcall): Declare.
2007 (emit_block_copy_via_libcall): New inline function.
2008 (emit_block_move_via_libcall): Likewise.
2009 (emit_block_comp_via_libcall): Likewise.
2010 (block_clear_fn): Delete.
2011 (init_block_move_fn): Likewise.
2012 (init_block_clear_fn): Likewise.
2013 (emit_block_move_via_libcall): Likewise.
2014 (set_storage_via_libcall): Add default parameter value.
2015 * libfuncs.h (enum libfunc_index): Remove obsolete values.
2016 (abort_libfunc): Delete.
2017 (memcpy_libfunc): Likewise.
2018 (memmove_libfunc): Likewise.
2019 (memcmp_libfunc): Likewise.
2020 (memset_libfunc): Likewise.
2021 (setbits_libfunc): Likewise.
2022 (setjmp_libfunc): Likewise.
2023 (longjmp_libfunc): Likewise.
2024 (profile_function_entry_libfunc): Likewise.
2025 (profile_function_exit_libfunc): Likewise.
2026 (gcov_flush_libfunc): Likewise.
2027 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
2028 and DECL_VISIBILITY on the declaration.
2029 (init_optabs): Do not initialize obsolete libfuncs.
2030 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
2031 * tree-core.h (ECF_RET1): Define.
2032 (ECF_TM_PURE): Adjust.
2033 (ECF_TM_BUILTIN): Likewise.
2034 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
2035 (build_common_builtin_nodes): Initialize abort builtin.
2036 Add ECF_RET1 on memcpy, memmove and memset builtins.
2037 Pass final flags for alloca and alloca_with_align builtins.
2038 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
2040 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
2041 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
2042 set_storage_via_libcall and call emit_block_copy_via_libcall.
2044 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
2046 * config/i386/i386.md (*call_got_x32): Change operand 0 to
2047 DImode before it is passed to ix86_output_call_operand.
2048 (*call_value_got_x32): Ditto for operand 1.
2050 2016-05-12 Jiong Wang <jiong.wang@arm.com>
2052 PR rtl-optimization/70904
2053 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
2054 reload for wide mode.
2056 2016-05-12 Marek Polacek <polacek@redhat.com>
2059 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
2060 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
2061 * langhooks.h (incomplete_type_error): Likewise.
2062 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
2063 parameter, pass it down to incomplete_type_error.
2064 * tree.h (size_in_bytes): New inline overload.
2065 (size_in_bytes_loc): Renamed from size_in_bytes.
2067 2016-05-12 Richard Biener <rguenther@suse.de>
2069 PR tree-optimization/71059
2070 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2071 nary before looking up or entering the expression into the VN
2073 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2074 Make sure to re-use NARYs without result as inserted by
2077 2016-05-12 Richard Biener <rguenther@suse.de>
2079 PR tree-optimization/71062
2080 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2082 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2083 vars_contains_restrict if the var is a restrict tag.
2084 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2085 do not disambiguate pointers against it.
2086 (dump_points_to_solution): Re-structure and adjust for new
2087 vars_contains_restrict flag.
2088 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2090 2016-05-12 Martin Liska <mliska@suse.cz>
2092 * doc/invoke.texi: Explain connection between
2093 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2095 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2097 PR tree-optimization/71006
2098 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2099 consider COND_EXPR as a mask producer.
2101 2016-05-12 Marek Polacek <polacek@redhat.com>
2104 * opts.c (common_handle_option): Detect missing argument for --help^.
2106 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2109 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2110 when popping the PC and within an interrupt handler routine.
2111 Add missing tab to output of "ldmfd".
2112 (output_return_instruction): Output LDMFD with SP update rather
2113 than POP when returning from interrupt handler.
2115 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2117 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2118 TARGET_64BIT && TARGET_AVX512DQ.
2119 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2120 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2121 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2122 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2123 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2124 (*vec_extractv4si_zext): Add avx512dq alternative.
2125 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2126 use v instead of x constraint in other alternatives where possible.
2128 * config/i386/sse.md (sse2_loadld): Use v instead of x
2129 constraint in alternatives 0,1,4.
2131 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2132 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2133 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2136 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2137 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2138 is not emitted unless TARGET_AVX512BW.
2139 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2140 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2141 for the result operand.
2143 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2144 constraint instead of x in avx alternatives. Use maybe_evex instead
2147 * config/i386/constraints.md (Yv): New constraint.
2148 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2149 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2150 * config/i386/i386.md (avx512fvecmode): New mode attr.
2151 (*pushtf): Use v constraint instead of x.
2152 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2153 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2154 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2155 (*absnegtf2_sse): Likewise.
2156 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2157 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2158 avx512f alternatives.
2159 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2161 2016-05-12 Richard Biener <rguenther@suse.de>
2163 PR tree-optimization/71060
2164 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2165 require exact match of DR_BASE_OBJECT but only matching address and
2168 2016-05-12 Richard Biener <rguenther@suse.de>
2170 PR tree-optimization/70986
2171 * cfganal.c: Include cfgloop.h.
2172 (dfs_find_deadend): Prefer to take edges exiting loops.
2174 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2176 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2177 compile and run time.
2179 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2182 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2184 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2186 * config/i386/i386.c (legitimize_pic_address): Use
2187 copy_to_suggested_reg instead of gen_movsi.
2189 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2191 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2192 the code into quad_address_p and call it to share code with
2193 vsx_quad_dform_memory_operand.
2194 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2196 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2197 bit instead of being a separate word. Split -mpower9-dform into
2198 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2199 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2200 for the register class supporting 128-bit quad word memory offsets.
2201 (mode_supports_vsx_dform_quad): Helper function to return if the
2202 register class uses quad word memory offsets.
2203 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2204 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2205 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2206 instructions are enabled, set up the appropriate addr_masks for
2208 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2209 -mpower9-dform-scalar, instead of -mpower9-dform.
2210 (rs6000_option_override_internal): Split -mpower9-dform into two
2211 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2212 -mpower9-dform switch sets or clears both. If we are not using
2213 the LRA register allocator, do not enable -mpower9-dform-vector by
2214 default. If we are using LRA, enable -mpower9-dform-vector and
2215 -mvsx-timode if it is appropriate. Issue a warning if either
2216 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2218 (quad_address_offset_p): New helper function to return if the
2219 offset is legal for quad word memory instructions.
2220 (quad_address_p): New function to determin if GPR or vector
2221 register quad word memory addresses are legal.
2222 (mem_operand_gpr): Validate quad word address offsets.
2223 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2224 d-form (register + offset) instructions.
2225 (offsettable_ok_by_alignment): Likewise.
2226 (rs6000_legitimate_offset_address_p): Likewise.
2227 (legitimate_lo_sum_address_p): Likewise.
2228 (rs6000_legitimize_address): Likewise.
2229 (rs6000_legitimize_reload_address): Add more debug statements for
2231 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2232 d-form instructions.
2233 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2234 d-form instructions. Distinguish different cases in debug
2235 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2236 d-form instructions.
2237 (rs6000_preferred_reload_class): Likewise.
2238 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2239 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2240 of the ISA 2.06 indexed memory instructions.
2241 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2242 use them to save/restore the saved vector registers instead of
2243 using Altivec instructions.
2244 (rs6000_emit_epilogue): Likewise.
2245 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2246 (rs6000_opt_masks): Split -mpower9-dform into
2247 -mpower9-dform-scalar and -mpower9-dform-vector.
2248 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2250 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2251 ISA 3.0 vector indexed memory instructions, and fold the code into
2252 the normal mov<mode> patterns.
2253 (p9_vecstore_<mode>): Likewise.
2254 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2256 (vsx_movti_64bit): Likewise.
2257 (vsx_movti_32bit): Likewise.
2258 * config/rs6000/constraints.md (wO constraint): New constraint for
2259 ISA 3.0 vector d-form support.
2260 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2261 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2262 include -mpower9-dform-vector until we switch over to LRA.
2263 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2264 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2265 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2266 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2267 for -mpower9-dform and -mlra.
2268 * doc/md.texi (wO constraint): Document wO constraint.
2270 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2272 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2273 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2274 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2275 Move handling of non-insn arguments inline into the sole user:
2276 (output_trans_func): ...here.
2277 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
2278 in emitted function prototype.
2279 (output_internal_insn_latency_func): Ditto. Simplify.
2280 (output_internal_maximal_insn_latency_func): Ditto. Delete
2281 always-unused argument.
2282 (output_insn_latency_func): Ditto.
2283 (output_maximal_insn_latency_func): Ditto.
2285 2016-05-11 Richard Biener <rguenther@suse.de>
2287 PR tree-optimization/71055
2288 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
2289 sth with precision not equal to access size verify we don't chop
2292 2016-05-11 Richard Biener <rguenther@suse.de>
2295 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
2296 (dwarf2out_finish): Move retry_incomplete_types call ...
2297 (dwarf2out_early_finish): ... here.
2299 2016-05-11 Richard Biener <rguenther@suse.de>
2302 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
2303 if the langhook insists on it.
2304 * fold-const.c (make_bit_field_ref): Add arg for the original
2305 reference and preserve its alias-set.
2306 (decode_field_reference): Take exp by reference and adjust it
2307 to the original memory reference.
2308 (optimize_bit_field_compare): Adjust callers.
2309 (fold_truth_andor_1): Likewise.
2310 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
2312 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
2315 * cfgrtl.h (delete_insn_and_edges): Now return bool.
2316 * cfgrtl.c (delete_insn_and_edges): Likewise.
2317 * config/i386/i386.c (convert_scalars_to_vector): Remove
2319 * cse.c (cse_insn): Compute cse_cfg_altered.
2320 (delete_trivially_dead_insns): Likewise.
2321 (cse_cc_succs): Likewise.
2322 (rest_of_handle_cse): Free dominance info if required.
2323 (rest_of_handle_cse2): Likewise.
2324 (rest_of_handle_cse_after_global_opts): Likewise.
2326 2016-05-11 Alan Modra <amodra@gmail.com>
2328 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2329 abi_v4_pass_in_fpr): New functions.
2330 (rs6000_function_arg_boundary): Exclude complex IBM long double
2331 from 64-bit alignment when ABI_V4.
2332 (rs6000_function_arg, rs6000_function_arg_advance_1,
2333 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2335 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
2337 PR rtl-optimization/71028
2338 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
2339 jump with just a return in the fallthrough block if the branch
2340 block contains just a return as well.
2342 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
2344 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
2345 * match.pd ((X & Y) ^ Y): ... this.
2346 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
2347 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2349 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2351 * read-md.c (require_char_ws): New function.
2352 (read_string): Simplify using require_char_ws.
2353 (handle_constants): Likewise.
2354 (handle_enum): Likewise.
2355 (handle_file): Likewise.
2356 * read-md.h (require_char_ws): New declaration.
2357 * read-rtl.c (read_conditions): Simplify using require_char_ws.
2358 (read_mapping): Likewise.
2359 (read_rtx_code): Likewise.
2360 (read_nested_rtx): Likewise.
2362 2016-05-10 James Norris <jnorris@codesourcery.com>
2364 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
2365 if offloading is enabled and -fopenacc or -fopenmp is specified.
2366 (CRTOFFLOADEND): Likewise.
2367 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
2368 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2370 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
2372 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
2373 gotoff_operand code paths. Use copy_to_suggested_regs and
2374 expand_simple_binop where appropriate. Cleanup.
2376 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2379 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
2381 (dimode_scalar_chain::vector_const_cost): New.
2382 (dimode_scalar_chain::compute_convert_gain): Handle constants.
2383 (dimode_scalar_chain::convert_op): Likewise.
2384 (dimode_scalar_chain::convert_insn): Likewise.
2386 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2388 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
2389 unary operation, not a binary one.
2391 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2394 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
2395 calls with type casted fndecl.
2397 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2399 PR tree-optimization/70786
2400 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
2401 * calls.c (initialize_argument_information): Bind bounds
2402 with corresponding args passed by reference.
2404 2016-05-10 Jakub Jelinek <jakub@redhat.com>
2407 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
2408 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
2409 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2412 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2415 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2416 code for a zero scale factor.
2417 (vsx_xvcvdpuxds_scale): Likewise.
2419 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2421 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2422 if show_ruler_p was set on the context.
2423 (layout::show_ruler): New method.
2424 * diagnostic.h (struct diagnostic_context): Add field
2427 2016-05-10 Richard Biener <rguenther@suse.de>
2429 PR tree-optimization/71039
2430 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2431 (chk_uses): New function.
2432 (propagate_with_phi): Verify we can safely replicate the lhs of an
2433 aggregate assignment on all incoming edges.
2435 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2437 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2439 (rx_atomic_sequence): New class.
2440 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2441 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2443 (rx_atomic_sequence::rx_atomic_sequence,
2444 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2445 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2446 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2447 CTRLREG_INTB): New constants.
2448 (FETCHOP): New code iterator.
2449 (fethcop_name, fetchop_name2): New iterator code attributes.
2450 (QIHI): New mode iterator.
2451 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2452 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2453 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2455 2016-05-10 Martin Liska <mliska@suse.cz>
2457 * tree-inline.c (remap_dependence_clique): Do not remap
2458 debugging statements.
2460 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2462 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2463 ("*fixuns_truncdfdi2_z13")
2464 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2465 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2466 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2468 2016-05-10 Richard Biener <rguenther@suse.de>
2470 PR tree-optimization/70497
2471 PR tree-optimization/28367
2472 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2474 (visit_reference_op_load): ... here.
2475 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2476 with simplified BIT_FIELD_REFs.
2477 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2478 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2481 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2483 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2484 documentation comment. For BLOCK nodes, add a
2485 DW_AT_abstract_origin attribute that points to the DIE generated
2486 for the origin BLOCK.
2487 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2488 blocks from inlined functions.
2490 2016-05-10 Alan Modra <amodra@gmail.com>
2493 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2494 regrename modifying insns saving lr before __morestack call.
2495 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2496 insns restoring lr after __morestack call.
2498 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2500 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2501 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2503 * config/i386/sse.md (vec_interleave_high<mode>,
2504 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2505 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2507 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2509 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2510 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2511 parallel reassociation for power8 and forward.
2513 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2515 * config/i386/i386.md (absneg splitters with general regs): Use
2516 general_reg_operand predicate.
2517 (btsq peephole2): Use x86_64_immediate_operand to check if new
2518 value is suitable for immediate operand. Generate emitted insn
2519 using RTL expressions.
2520 (btcq peephole2): Ditto.
2521 (btrq peephole2): Ditto. Generate correct immediate operand
2524 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2526 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2529 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2531 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2532 pointer dereference.
2534 2016-05-09 Richard Biener <rguenther@suse.de>
2536 PR tree-optimization/70985
2537 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2538 op0 isn't a gimple register.
2540 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2542 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2543 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2544 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2545 (i6400_fpu_mult): New cpu units.
2546 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2547 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2548 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2549 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2550 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2551 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2552 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2553 (i6400_msa_long_float4, i6400_msa_long_float5)
2554 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2555 (i6400_msa_fdiv_sf): New reservations.
2556 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2557 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2558 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2559 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2560 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2561 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2562 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2563 (msa_short_store4, msa_long_load, msa_short_store)
2564 (msa_long_logic, msa_long_float2, msa_long_float4)
2565 (msa_long_float5, msa_long_float8, msa_long_mult)
2566 (msa_long_fdiv, msa_long_div): New reservations.
2568 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2569 Sameera Deshpande <sameera.deshpande@imgtec.com>
2570 Matthew Fortune <matthew.fortune@imgtec.com>
2571 Graham Stott <graham.stott@imgtec.com>
2572 Chao-ying Fu <chao-ying.fu@imgtec.com>
2574 * config.gcc: Add MSA header file for mips*-*-* target.
2575 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2576 (Ubv8i, Urv8): New constraints.
2577 * config/mips/mips-ftypes.def: Add function types for MSA
2579 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2580 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2581 * config/mips/mips-msa.md: New file.
2582 * config/mips/mips-protos.h
2583 (mips_split_128bit_const_insns): New prototype.
2584 (mips_msa_idiv_insns): Likewise.
2585 (mips_split_128bit_move): Likewise.
2586 (mips_split_128bit_move_p): Likewise.
2587 (mips_split_msa_copy_d): Likewise.
2588 (mips_split_msa_insert_d): Likewise.
2589 (mips_split_msa_fill_d): Likewise.
2590 (mips_expand_msa_branch): Likewise.
2591 (mips_const_vector_same_val_p): Likewise.
2592 (mips_const_vector_same_bytes_p): Likewise.
2593 (mips_const_vector_same_int_p): Likewise.
2594 (mips_const_vector_shuffle_set_p): Likewise.
2595 (mips_const_vector_bitimm_set_p): Likewise.
2596 (mips_const_vector_bitimm_clr_p): Likewise.
2597 (mips_msa_vec_parallel_const_half): Likewise.
2598 (mips_msa_output_division): Likewise.
2599 (mips_ldst_scaled_shift): Likewise.
2600 (mips_expand_vec_cond_expr): Likewise.
2601 * config/mips/mips.c (enum mips_builtin_type): Add
2602 MIPS_BUILTIN_MSA_TEST_BRANCH.
2603 (mips_gen_const_int_vector_shuffle): New prototype.
2604 (mips_const_vector_bitimm_set_p): New function.
2605 (mips_const_vector_bitimm_clr_p): Likewise.
2606 (mips_const_vector_same_val_p): Likewise.
2607 (mips_const_vector_same_bytes_p): Likewise.
2608 (mips_const_vector_same_int_p): Likewise.
2609 (mips_const_vector_shuffle_set_p): Likewise.
2610 (mips_symbol_insns): Forbid loading symbols via immediate for
2612 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2614 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2616 (mips_lx_address_p): Add support load indexed address for MSA.
2617 (mips_address_insns): Add calculation of instructions needed for
2618 stores and loads for MSA.
2619 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2620 CONST_VECTOR for MSA and let it fall through.
2621 (mips_ldst_scaled_shift): New function.
2622 (mips_subword_at_byte): Likewise.
2623 (mips_msa_idiv_insns): Likewise.
2624 (mips_legitimize_move): Validate MSA moves.
2625 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2626 calculation of costs for MSA division.
2627 (mips_split_move_p): Check if MSA moves need splitting.
2628 (mips_split_move): Split MSA moves if necessary.
2629 (mips_split_128bit_move_p): New function.
2630 (mips_split_128bit_move): Likewise.
2631 (mips_split_msa_copy_d): Likewise.
2632 (mips_split_msa_insert_d): Likewise.
2633 (mips_split_msa_fill_d): Likewise.
2634 (mips_output_move): Handle MSA moves.
2635 (mips_expand_msa_branch): New function.
2636 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2637 Reinstate 'y' modifier.
2638 (mips_file_start): Add MSA .gnu_attribute.
2639 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2641 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2642 (mips_class_max_nregs): Add register size for MSA supported mode.
2643 (mips_cannot_change_mode_class): Allow conversion between MSA
2644 vector modes and TImode.
2645 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2647 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2648 (mips_preferred_simd_mode): Add preffered modes for MSA.
2649 (mips_vector_mode_supported_p): Add MSA supported modes.
2650 (mips_autovectorize_vector_sizes): New function.
2651 (mips_msa_output_division): Likewise.
2652 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2653 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2654 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2655 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2656 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2657 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2658 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2659 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2660 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2661 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2662 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2663 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2664 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2665 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2666 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2667 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2668 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2669 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2670 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2671 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2672 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2673 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2674 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2675 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2676 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2677 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2678 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2679 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2680 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2681 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2682 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2683 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2684 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2685 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2686 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2687 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2688 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2689 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2690 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2691 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2692 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2693 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2694 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2695 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2696 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2697 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2698 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2699 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2700 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2701 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2702 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2703 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2704 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2705 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2706 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2707 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2708 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2709 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2710 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2711 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2712 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2713 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2714 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2715 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2716 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2717 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2718 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2719 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2720 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2721 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2722 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2723 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2724 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2725 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2726 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2727 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2728 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2729 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2730 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2731 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2732 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2733 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2734 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2735 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2736 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2737 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2738 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2739 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2740 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2741 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2742 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2743 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2744 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2745 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2746 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2747 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2748 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2749 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2750 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2751 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2752 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2753 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2754 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2755 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2756 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2757 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2758 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2759 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2760 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2761 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2762 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2763 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2764 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2765 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2766 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2767 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2768 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2769 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2770 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2771 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2772 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2773 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2774 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2775 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2776 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2777 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2778 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2779 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2780 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2781 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2782 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2783 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2784 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2785 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2786 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2787 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2788 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2789 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2790 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2791 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2792 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2793 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2794 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2795 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2796 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2797 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2798 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2799 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2800 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2801 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2802 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2804 (mips_get_builtin_decl_index): New array.
2805 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2806 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2807 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2808 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2809 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2811 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2813 (mips_expand_builtin_insn): Prepare operands for
2814 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2815 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2816 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2817 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2818 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2819 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2820 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2821 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2822 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2823 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2824 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2825 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2826 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2827 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2828 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2829 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2830 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2831 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2832 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2833 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2834 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2835 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2836 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2837 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2838 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2839 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2840 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2841 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2842 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2843 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2844 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2845 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2846 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2847 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2848 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2849 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2850 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2851 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2852 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2853 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2854 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2855 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2856 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2857 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2858 These are set implicitly and an error is reported if overridden.
2859 (mips_expand_builtin_msa_test_branch): New function.
2860 (mips_expand_msa_shuffle): Likewise.
2861 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2862 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2863 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2864 (mips_expand_vec_unpack): Add support for MSA.
2865 (mips_expand_vector_init): Likewise.
2866 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2867 instead of const0_rtx.
2868 (mips_msa_vec_parallel_const_half): New function.
2869 (mips_gen_const_int_vector): Likewise.
2870 (mips_gen_const_int_vector_shuffle): Likewise.
2871 (mips_expand_msa_cmp): Likewise.
2872 (mips_expand_vec_cond_expr): Likewise.
2873 * config/mips/mips.h
2874 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2875 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2877 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2878 (ISA_HAS_MSA): New macro.
2879 (UNITS_PER_MSA_REG): Likewise.
2880 (BITS_PER_MSA_REG): Likewise.
2881 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2882 (MSA_REG_FIRST): New macro.
2883 (MSA_REG_LAST): Likewise.
2884 (MSA_REG_NUM): Likewise.
2885 (MSA_REG_P): Likewise.
2886 (MSA_REG_RTX_P): Likewise.
2887 (MSA_SUPPORTED_MODE_P): Likewise.
2888 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2889 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2890 * config/mips/mips.md: Include mips-msa.md.
2891 (alu_type): Add simd_add.
2892 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2893 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2894 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2895 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2896 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2897 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2898 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2899 simd_move, simd_load, simd_store. Choose "multi" for moves
2901 (qword_mode): New attribute.
2902 (insn_count): Add instruction count for quad moves.
2903 Increase the count for MIPS SIMD division.
2904 (UNITMODE): Add UNITMODEs for vector types.
2905 (addsub): New code iterator.
2906 * config/mips/mips.opt (mmsa): New option.
2907 * config/mips/msa.h: New file.
2908 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2910 * config/mips/mti-linux.h: Likewise.
2911 * config/mips/predicates.md
2912 (const_msa_branch_operand): New constraint.
2913 (const_uimm3_operand): Likewise.
2914 (const_uimm4_operand): Likewise.
2915 (const_uimm5_operand): Likewise.
2916 (const_uimm8_operand): Likewise.
2917 (const_imm5_operand): Likewise.
2918 (aq10b_operand): Likewise.
2919 (aq10h_operand): Likewise.
2920 (aq10w_operand): Likewise.
2921 (aq10d_operand): Likewise.
2922 (const_m1_operand): Likewise.
2923 (reg_or_m1_operand): Likewise.
2924 (const_exp_2_operand): Likewise.
2925 (const_exp_4_operand): Likewise.
2926 (const_exp_8_operand): Likewise.
2927 (const_exp_16_operand): Likewise.
2928 (const_vector_same_val_operand): Likewise.
2929 (const_vector_same_simm5_operand): Likewise.
2930 (const_vector_same_uimm5_operand): Likewise.
2931 (const_vector_same_uimm6_operand): Likewise.
2932 (const_vector_same_uimm8_operand): Likewise.
2933 (par_const_vector_shf_set_operand): Likewise.
2934 (reg_or_vector_same_val_operand): Likewise.
2935 (reg_or_vector_same_simm5_operand): Likewise.
2936 (reg_or_vector_same_uimm6_operand): Likewise.
2937 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2939 * doc/invoke.texi (-mmsa): Document new option.
2941 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2943 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2944 * configure: Regenerate.
2945 * config.in: Regenerate.
2946 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2948 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2949 (ENDFILE_VTV_SPEC): Define.
2951 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2953 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2954 registers in all interrupt handlers if necessary.
2955 (rl78_option_override): Add warning.
2956 (MUST_SAVE_MDUC_REGISTERS): New macro.
2957 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2958 * config/rl78/rl78.c (check_mduc_usage): New function.
2959 (mduc_regs): New structure to hold MDUC register data.
2960 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2961 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2962 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2963 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2964 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2965 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2967 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2969 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2970 (tree-ssa-loop-niter.h): Ditto.
2971 (idx_within_array_bound, ref_within_array_bound): New functions.
2972 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2973 Factor out check on writable base object to ...
2974 (base_object_writable): ... here.
2976 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2978 * config/arm/arm.md (probe_stack): Add modes to set source
2981 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2983 * regrename.c (base_reg_class_for_rename): New static function.
2984 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2986 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2988 * cgraph.c (thunk_adjust): Export.
2989 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2990 * cgraphunit.c (thunk_adjust): Export.
2991 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
2993 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
2995 * tree-inline.c (expand_call_inline): Expand thunks inline.
2997 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
3000 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
3001 (*sse2_vd_cvtss2sd): Ditto.
3002 * config/i386/i386.md
3003 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
3004 Generate *sse2_vd_cvtsd2ss pattern.
3005 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
3006 Generate *sse2_vd_cvtss2sd pattern.
3008 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3010 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
3011 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
3014 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3016 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
3017 * config/sh/sh.c: Define and declare variables on first use throughout
3019 (current_function_interrupt): Change to bool type.
3020 (frame_insn): Rename to emit_frame_insn and update users.
3021 (push_regs): Use bool for 'interrupt_handler' argument.
3022 (save_schedule_s): Remove.
3023 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
3024 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
3025 targetm.asm_out.unaligned_op.di.
3026 (gen_far_branch): Remove redundant forward declaration.
3027 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
3028 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
3029 (sh_set_return_address, sh_function_ok_for_sibcall,
3030 scavenge_reg): Update comments.
3031 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
3032 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
3033 (sh_attr_renesas_p): Remove unnecessary parentheses.
3034 (branch_dest): Simplify.
3035 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
3036 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
3037 (CUMULATIVE_ARGS): Change macro to typedef.
3038 (current_function_interrupt): Change to bool type.
3039 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
3040 Surround with __cplusplus ifdef.
3041 (sh_compare_op0, sh_compare_op1): Remove.
3042 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
3044 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
3046 * config/arm/arm.md: (arch): Add neon.
3047 (arch_enabled): Return yes for arch neon when TARGET_NEON.
3048 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
3049 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
3050 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
3051 attributes for alt renumbering. Mark alt 3 as non-predicable.
3052 (thumb2_movdf_vfp): Likewise.
3054 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
3056 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
3057 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
3058 (*andqi_1): Add preferred_for_speed attribute to disparage
3059 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
3060 (*<code>qi_1): Ditto.
3061 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
3062 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
3063 (*ashlqi3_1): Ditto.
3064 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
3065 Add preferred_for_size attribute to disparage alternative 0 and
3066 preferred_for_speed attribute to disparage alternative 1 for
3067 TARGET_PARTIAL_REG_STALL targets.
3069 2016-05-07 Tom de Vries <tom@codesourcery.com>
3071 PR tree-optimization/70956
3072 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3075 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3077 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3078 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3079 * config/sh/sh.md (branch_zero): Remove define_attr.
3080 (define_delay): Disable delay slot if branch distance is one insn.
3082 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3084 * config/i386/i386.md (LEAMODE): New mode attribute.
3085 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3086 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3087 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3088 operand 2 predicate.
3089 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3090 (*lea<mode>_general_3): Ditto.
3091 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3093 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3095 * genmddump.c (main): Convert argv from char ** to const char **.
3097 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3099 * coretypes.h (OVERRIDE): New macro.
3102 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3104 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3105 allow coalescing if the types are compatible.
3107 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3109 * pass_manager.h (pass_manager::register_pass_name): New method.
3110 (pass_manager::get_pass_by_name): New method.
3111 (pass_manager::create_pass_tab): New method.
3112 (pass_manager::m_name_to_pass_map): New field.
3113 * passes.c (name_to_pass_map): Delete global in favor of field
3114 "m_name_to_pass_map" of pass_manager.
3115 (register_pass_name): Rename from a function to...
3116 (pass_manager::register_pass_name): ...this method, updating
3117 for renaming of global "name_to_pass_map" to field
3118 "m_name_to_pass_map".
3119 (create_pass_tab): Rename from a function to...
3120 (pass_manager::create_pass_tab): ...this method, updating
3121 for renaming of global "name_to_pass_map" to field.
3122 (get_pass_by_name): Rename from a function to...
3123 (pass_manager::get_pass_by_name): ...this method.
3124 (enable_disable_pass): Convert use of get_pass_by_name to
3125 a method call, locating the pass_manager singleton.
3127 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3129 * genattr-common.c (main): Convert argv from char ** to const char **.
3130 * genattr.c (main): Likewise.
3131 * genattrtab.c (main): Likewise.
3132 * genautomata.c (initiate_automaton_gen): Likewise.
3134 * gencodes.c (main): Likewise.
3135 * genconditions.c (main): Likewise.
3136 * genconfig.c (main): Likewise.
3137 * genconstants.c (main): Likewise.
3138 * genemit.c (main): Likewise.
3139 * genenums.c (main): Likewise.
3140 * genextract.c (main): Likewise.
3141 * genflags.c (main): Likewise.
3142 * genmddeps.c (main): Likewise.
3143 * genopinit.c (main): Likewise.
3144 * genoutput.c (main): Likewise.
3145 * genpeep.c (main): Likewise.
3146 * genpreds.c (main): Likewise.
3147 * genrecog.c (main): Likewise.
3148 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3149 (init_rtx_reader_args): Likewise.
3150 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3151 (init_rtx_reader_args): Likewise.
3152 * gentarget-def.c (main): Likewise.
3153 * read-md.c (read_md_files): Likewise.
3154 * read-md.h (read_md_files): Likewise.
3156 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3158 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3159 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3160 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3161 Remove unused predicate.
3162 (register_and_not_fp_reg_operand): Ditto.
3164 2016-05-06 Martin Liska <mliska@suse.cz>
3166 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3167 instead of vec as the vector is local to the function.
3169 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3171 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3172 avx512bw alternative.
3174 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3175 before the ashr<mode>3 pattern.
3177 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3178 v instead of x in vex or maybe_vex alternatives, use
3179 maybe_evex instead of vex in prefix.
3181 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3182 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3183 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3184 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3187 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3188 v instead of x in vex or maybe_vex alternatives, use
3189 maybe_evex instead of vex in prefix.
3191 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3192 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3193 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3194 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3195 alternatives, use maybe_evex instead of vex in prefix.
3197 * config/i386/sse.md (vec_interleave_lowv4sf,
3198 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3199 v instead of x in vex or maybe_vex alternatives, use
3200 maybe_evex instead of vex in prefix.
3202 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3203 v instead of x in vex or maybe_vex alternatives, use
3204 maybe_evex instead of vex in prefix.
3206 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3207 v constraint instead of x.
3209 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3211 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3212 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3215 2016-05-06 Richard Biener <rguenther@suse.de>
3217 PR tree-optimization/70948
3218 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3219 Properly clobber all fields of va_list for __builtin_va_start.
3221 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3224 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3225 loop latch destination.
3227 2016-05-06 Martin Liska <mliska@suse.cz>
3229 * tree-ssa-uninit.c: Apply manual changes
3230 to the GNU coding style.
3231 (prune_uninit_phi_opnds): Rename from
3232 prune_uninit_phi_opnds_in_unrealizable_paths.
3234 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3236 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3237 mspace): Remove deprecated options.
3238 * doc/invoke.texi (SH options): Remove -mspace.
3240 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3242 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3244 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3246 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3247 corresponding combine split pattern.
3249 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3252 * config/sh/predicates.md (long_displacement_mem_operand): New.
3253 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3254 Add movi20, movi20s alternatives. Adjust length attribute for
3256 (movsi_ie): Allow for any FPU. Adjust length attribute for
3258 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3259 attribute for alternatives.
3260 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3261 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3262 length attribute for alternatives.
3264 2016-05-06 Richard Biener <rguenther@suse.de>
3266 PR tree-optimization/70960
3267 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3269 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3272 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3273 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3275 2016-05-06 Marek Polacek <polacek@redhat.com>
3278 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3280 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3283 * config/sh/sh.md (*rotcr): Add another variant.
3285 2016-05-06 Richard Biener <rguenther@suse.de>
3288 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
3290 2016-05-06 Richard Biener <rguenther@suse.de>
3293 * fold-const.c (split_tree): Always convert to the original type
3296 2016-05-06 Richard Biener <rguenther@suse.de>
3298 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
3299 (fwprop_addr): Likewise.
3301 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3304 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
3306 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
3307 * config/i386/i386.md (push mem splitter): Use find_constant_src in
3308 the splitter condition.
3309 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
3310 the splitter condition.
3311 (FP float_extend load splitter): Ditto.
3313 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
3315 * config/i386/i386.md (peehole2 patterns): Change true_regnum
3316 to REGNO in all peephole2 patterns.
3317 (post-reload splitters): Change true_regnum to REGNO in
3318 post-reload splitters.
3319 (zero_extend splitters): Use general_reg_operand and
3320 nonimmediate_gr_operand predicates.
3322 2016-05-05 Jakub Jelinek <jakub@redhat.com>
3324 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
3325 v constraint instead of x.
3327 2016-05-05 Alan Modra <amodra@gmail.com>
3330 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3331 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
3332 TARGET_NO_FP_IN_TOC for -mrelocatable.
3333 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
3334 TARGET_RELOCATABLE test.
3335 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3336 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3337 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3338 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3339 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3340 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3341 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3342 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3343 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3344 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3346 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
3347 (rs6000_stack_info): Likewise.
3348 (rs6000_elf_asm_out_constructor): Likewise.
3349 (rs6000_elf_asm_out_destructor): Likewise.
3350 (rs6000_elf_declare_function_name): Likewise.
3351 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
3352 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
3355 2016-05-05 Alan Modra <amodra@gmail.com>
3357 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
3359 2016-05-05 Alan Modra <amodra@gmail.com>
3361 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
3362 out-of-line gpr restore for one or two regs if that would add
3365 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
3368 * config/i386/i386.md
3369 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
3370 Change to post-epilogue_completed late splitter. Use sse_reg_operand
3371 as operand 0 predicate.
3372 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
3374 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
3375 Ditto. Emit the pattern using RTX.
3377 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
3378 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
3379 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
3380 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
3382 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
3383 sse_reg_operand as operand 0 predicate.
3385 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
3386 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
3387 instead of gen_rtx_REG.
3388 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
3391 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3393 * function.c (emit_use_return_register_into_block): Delete.
3394 (gen_return_pattern): Delete.
3395 (emit_return_into_block): Delete.
3396 (active_insn_between): Delete.
3397 (convert_jumps_to_returns): Delete.
3398 (emit_return_for_exit): Delete.
3399 (thread_prologue_and_epilogue_insns): Delete all code dealing with
3400 simple_return for shrink-wrapped blocks.
3401 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
3402 end of blocks that need one.
3403 (get_unconverted_simple_return): Delete.
3404 (convert_to_simple_return): Delete.
3405 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
3406 (convert_to_simple_return): Ditto.
3408 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3410 * cfgcleanup.c (bb_is_just_return): New function.
3411 (try_optimize_cfg): Simplify jumps to return, branches to return,
3412 and branches around return.
3414 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3416 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3419 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3423 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3424 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3425 assert flags & OEP_HASH_CHECK, instead of asserting it
3426 never happens. Handle TARGET_EXPR.
3427 * fold-const.c (operand_equal_p): For hash verification,
3428 or in OEP_HASH_CHECK into flags.
3430 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3432 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3434 (compute_samebase_partition_bases): Fix typo.
3436 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3438 * config/i386/sse.md (vec_interleave_highv8sf,
3439 vec_interleave_lowv8sf, vec_interleave_highv4df,
3440 vec_interleave_lowv4df): Remove constraints from expanders.
3442 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3444 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3446 * tree-inline.c (expand_call_inline): Fix path dealing with
3447 making lhs of call statement undefined.
3449 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3451 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3452 Check availability on NODE, too.
3453 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3454 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3455 (varpool_node::call_for_symbol_and_aliase): Likewise.
3456 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3457 (propagate_pure_const): Propagate across interposable functions, too.
3458 (skip_function_for_local_pure_const): Do not skip interposable bodies
3460 (pass_local_pure_const::execute): Update.
3462 2016-05-04 Marek Polacek <polacek@redhat.com>
3464 * doc/invoke.texi: Document -Wdangling-else.
3466 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3468 * config.gcc: Error out when conflicting multilib is detected. Do not
3469 loop over multilibs since no combination is legal.
3471 2016-05-04 Alan Modra <amodra@gmail.com>
3473 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3474 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3475 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3478 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3480 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3481 Clean up p5600 comments.
3483 2016-05-04 Richard Biener <rguenther@suse.de>
3485 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3486 constructor simplifications.
3487 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3489 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3491 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3492 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3493 result.set_rtx is null instead of aborting.
3494 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3496 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3497 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3498 *mov<mode>_store_postinc): New patterns.
3500 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3502 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3503 as commutative. Check both conversions are NOP.
3504 ((A & B) OP (C & B)): Remove.
3506 2016-05-04 Alan Modra <amodra@gmail.com>
3508 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3510 2016-05-04 Alan Modra <amodra@gmail.com>
3513 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3514 when cr2,3,4 are all fixed regs.
3516 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3518 PR rtl-optimization/57193
3519 * opts.c (default_options_table): Revert OPT_frename_registers change.
3520 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3522 2016-05-03 Martin Sebor <msebor@redhat.com>
3525 * builtins.c (fold_builtin_FILE): New function.
3526 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3527 (fold_builtin_0): Call them.
3528 * gimplify.c (gimplify_call_expr): Remove the handling of
3529 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3532 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3533 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3537 * doc/extend.texi (Function Names as Strings): Update __func__,
3538 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3541 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3542 Richard Biener <rguenther@suse.de>
3544 PR tree-optimization/70916
3545 * tree-if-conv.c: Include cfganal.h.
3546 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3547 and remove_fake_exit_edges around the optimization pass.
3549 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3551 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3552 (cgraph_edge::make_direct): Likewise.
3553 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3554 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3555 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3556 (CIF_THUNK): New code.
3557 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3558 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3559 (compute_inline_parameters): Set inline_failed for thunks.
3560 (inline_analyze_function): Cleanup.
3561 * ipa-inline.c (can_inline_edge_p): Do not deal with
3562 call_stmt_cannot_inline_p.
3563 (can_early_inline_edge_p): Likewise.
3564 (early_inliner): Initialize inline_failed.
3565 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3567 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3569 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3570 from nonimm_ssenomem_operand.
3571 (nonimm_ssenomem_operand): New predicate.
3572 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3573 as operand 0 predicate.
3574 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3575 Disable unsupported alternatives using "enabled" attribute.
3576 Use register_ssemem_operand as operand 0 predicate.
3577 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3579 2016-05-03 Marek Polacek <polacek@redhat.com>
3582 * input.c (expansion_point_location): New function.
3583 * input.h (expansion_point_location): Declare.
3585 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3587 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3588 occurence with frame_offset_ ones.
3590 2016-05-03 Alan Modra <amodra@gmail.com>
3592 PR rtl-optimization/70890
3593 * ira.c (combine_and_move_insns): When moving def_insn, remove
3596 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3598 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3599 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3600 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3601 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3603 2016-05-03 Alan Modra <amodra@gmail.com>
3605 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3606 for SAVE_MULTIPLE/STORE_MULTIPLE.
3608 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3610 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3611 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3613 2016-05-03 Richard Biener <rguenther@suse.de>
3615 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3617 (gimplify_arg): Likewise.
3618 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3619 re-writing the result to a decl if required.
3620 (internal_get_tmp_var): Add allow_ssa parameter
3621 and override into_ssa with it.
3622 (get_formal_tmp_var): Adjust.
3623 (get_initialized_tmp_var): Add allow_ssa parameter.
3624 (gimplify_arg): Add allow_ssa parameter and avoid generating
3625 SSA names for the result false.
3626 (gimplify_call_expr): If the call may return twice do not
3627 gimplify parameters into SSA.
3628 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3629 (gimplify_modify_expr): Adjust assert. For noreturn calls
3630 with a SSA name LHS adjust its def.
3631 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3632 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3633 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3634 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3635 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3636 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3637 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3638 (optimize_target_teams): Do not allow SSA names for clause operands.
3639 (gimplify_expr): Likewise for where we mark the result addressable.
3640 * passes.def (pass_init_datastructures): Remove.
3641 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3642 (rewrite_stmt): Likewise.
3643 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3644 (replace_locals_op): Replace SSA names.
3645 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3646 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3647 * cgraph.c (release_function_body): Free CFG annotations only
3648 when we have a CFG. Simplify.
3649 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3650 force_gimple_operand instead of get_initialized_tmp_var.
3651 * tree-pass.h (make_pass_init_datastructures): Remove.
3652 * tree-ssa.c (execute_init_datastructures): Remove.
3653 (pass_data_init_datastructures): Likewise.
3654 (class pass_init_datastructures): Likewise.
3655 (make_pass_init_datastructures): Likewise.
3656 * omp-low.c (create_omp_child_function): Init SSA data structures.
3657 (grid_expand_target_grid_body): Likewise.
3658 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3659 name before adding it to names_to_release.
3660 (remove_bb): Always release SSA defs.
3661 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3662 before dereferencing it.
3663 * cgraphunit.c (init_lowered_empty_function): Always
3664 int SSA data structures.
3665 * tree-ssanames.c (release_defs): Remove assert that we are in
3667 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3669 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3670 Uros Bizjak <ubizjak@gmail.com>
3672 PR rtl-optimization/70467
3673 * config/i386/predicates.md (x86_64_hilo_int_operand,
3674 x86_64_hilo_general_operand): New predicates.
3675 * config/i386/constraints.md (Wd): New constraint.
3676 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3677 (general_hilo_operand): New mode attr.
3678 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3679 instead of <general_operand>.
3680 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3681 x86_64_hilo_general_operand instead of <general_operand>.
3683 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3685 PR tree-optimization/70916
3686 * tree-if-conv.c (constant_or_ssa_name): Removed.
3687 (fold_build_cond_expr): Use is_gimple_val instead of
3688 constant_or_ssa_name.
3690 PR tree-optimization/70916
3691 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3692 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3695 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3696 (optimize_atomic_bit_test_and): New function.
3697 (pass_fold_builtins::execute): Use it.
3698 * optabs.def (atomic_bit_test_and_set_optab,
3699 atomic_bit_test_and_complement_optab,
3700 atomic_bit_test_and_reset_optab): New optabs.
3701 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3702 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3703 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3704 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3705 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3706 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3707 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3708 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3709 atomic_bit_test_and_complement@var{mode},
3710 atomic_bit_test_and_reset@var{mode}): Document.
3711 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3712 atomic_bit_test_and_complement<mode>,
3713 atomic_bit_test_and_reset<mode>): New expanders.
3714 (atomic_bit_test_and_set<mode>_1,
3715 atomic_bit_test_and_complement<mode>_1,
3716 atomic_bit_test_and_reset<mode>_1): New insns.
3718 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3720 PR rtl-optimization/70687
3721 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3722 instead of unsigned HOST_WIDE_INT.
3724 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3726 PR rtl-optimization/44281
3727 * hard-reg-set.h (struct target_hard_regs): New field
3728 x_fixed_nonglobal_reg_set.
3729 (fixed_nonglobal_reg_set): New macro.
3730 * reginfo.c (init_reg_sets_1): Initialize it.
3731 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3733 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3735 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3737 PR tree-optimization/56541
3738 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3739 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3740 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3741 (any_complicated_phi): new static variable.
3742 (aggressive_if_conv): delete.
3743 (if_convertible_phi_p): support phis with more than two arguments.
3744 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3745 critical pred edges.
3746 (ifcvt_split_critical_edges): support phis with more than two
3747 arguments by checking new parameter. only split critical edges
3749 (tree_if_conversion): handle simd pragma marked loop using new
3750 local variable aggressive_if_conv. check any_complicated_phi.
3752 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3754 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3757 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3759 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3762 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3764 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3765 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3766 define_insn_and_split.
3767 (mulsi3_i): New define_insn_and_split.
3768 (mulsi3_call): Convert to define_insn.
3769 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3772 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3774 * machmode.h (mode_complex): Add support to give the complex mode
3776 (GET_MODE_COMPLEX_MODE): Likewise.
3777 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3778 stored by build_complex_type and gfc_build_complex_type instead of
3779 trying to figure out the appropriate mode based on the size. Raise
3780 an assertion error, if the type was not set.
3781 * genmodes.c (struct mode_data): Add field for the complex type of
3783 (blank_mode): Likewise.
3784 (make_complex_modes): Remember the complex mode created in the
3786 (emit_mode_complex): Write out the mode_complex array to map a
3787 type mode to the complex version.
3788 (emit_insn_modes_c): Likewise.
3789 * tree.c (build_complex_type): Set the complex type to use before
3790 calling layout_type.
3791 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3792 support for __float128 complex datatypes.
3793 (rs6000_hard_regno_mode_ok): Likewise.
3794 (rs6000_setup_reg_addr_masks): Likewise.
3795 (rs6000_complex_function_value): Likewise.
3796 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3797 __float128 and __ibm128 complex.
3798 (FLOAT128_IBM_P): Likewise.
3799 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3800 * doc/extend.texi (Additional Floating Types): Document that
3801 -mfloat128 must be used to enable __float128. Document complex
3802 __float128 and __ibm128 support.
3804 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3807 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3808 char/short arguments promoted to int because of promote_prototypes.
3810 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3812 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3813 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3814 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3815 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3816 alternatives using "enabled" attribute. Use register_ssemem_operand
3817 as operand 1 predicate.
3818 (*cmpi<unord>xf_i387): Split XFmode pattern from
3819 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3820 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3821 *absneg<mode>2_i387. Disable unsupported alternatives using
3822 "enabled" attribute.
3823 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3825 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3827 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3829 (oacc_loop_process): Check mask for loop termination.
3831 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3833 * cif-code.def (CIF_THUNK): Add.
3834 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3837 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3839 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3840 (dump_inline_summary): Dump it.
3841 (fp_expression_p): New predicate.
3842 (estimate_function_body_sizes): Use it.
3843 (inline_merge_summary): Merge fp_expressions.
3844 (inline_read_section): Read fp_expressions.
3845 (inline_write_summary): Write fp_expressions.
3846 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3847 codegen boundary if either caller or callee is !fp_expressions.
3848 * ipa-inline.h (inline_summary): Add fp_expressions.
3849 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3850 to fp_expressions be sure the fp generation flags are updated.
3852 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3854 PR rtl-optimization/70467
3855 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3857 PR rtl-optimization/70467
3858 * ipa-pure-const.c (check_call): Handle internal calls even in
3859 ipa mode like in local mode.
3861 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3863 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3865 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3867 * match.pd (X u< X, X u> X): New transformations.
3869 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3871 * flag-types.h (enum warn_strict_overflow_code): Move ...
3872 * coretypes.h: ... here.
3873 * fold-const.h (fold_overflow_warning): Declare.
3874 * fold-const.c (fold_overflow_warning): Make non-static.
3875 (fold_comparison): Move the transformation of X +- C1 CMP C2
3876 into X CMP C2 -+ C1 ...
3877 * match.pd: ... here.
3878 * gimple-fold.c (fold_stmt_1): Protect with
3879 fold_defer_overflow_warnings.
3881 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3883 * omp-low.c (struct oacc_loop): Add 'inner' field.
3884 (new_oacc_loop_raw): Initialize it to zero.
3885 (oacc_loop_fixed_partitions): Initialize it.
3886 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3887 available partitioning.
3889 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3891 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3893 (umulsidi3): Likewise.
3894 (indirect_jump): Fix jump instruction assembly patterns.
3896 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3899 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3900 (nvptx_function_value): Assert non-NULL cfun.
3902 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3904 PR rtl-optimization/70886
3905 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3907 * cselib.h (rtx_equal_for_cselib_1): Declare.
3908 (rtx_equal_for_cselib_p: New inline function.
3909 * cselib.c (rtx_equal_for_cselib_p): Delete.
3910 (rtx_equal_for_cselib_1): Make public.
3912 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3914 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3915 (register_mixssei387nonimm_operand): Remove predicate.
3916 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3917 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3918 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3919 for TARGET_MIX_SSE_I387 alternatives.
3920 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3921 Disable unsupported alternatives using "enabled" attribute. Use
3922 nonimm_ssenomem_operand as operand 1 predicate. Also check
3923 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3925 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3927 * tree.c (cst_and_fits_in_hwi): Simplify.
3929 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3931 * tree.h (wi::to_wide): New function.
3932 * expr.c (expand_expr_real_1): Use wi::to_wide.
3933 * fold-const.c (int_const_binop_1): Likewise.
3934 (extract_muldiv_1): Likewise.
3936 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3938 * wide-int.h: Update offset_int and widest_int documentation.
3939 (WI_SIGNED_SHIFT_RESULT): New macro.
3940 (wi::binary_shift): Define signed_shift_result_type for
3941 shifts on offset_int- and widest_int-like types.
3942 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3943 * tree.h (int_bit_position): Use shift operators instead of wi::
3945 * alias.c (adjust_offset_for_component_ref): Likewise.
3946 * expr.c (get_inner_reference): Likewise.
3947 * fold-const.c (fold_comparison): Likewise.
3948 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3949 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3950 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3951 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3952 (stmt_kills_ref_p): Likewise.
3953 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3954 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3955 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3956 (ao_ref_init_from_vn_reference): Likewise.
3958 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3960 * wide-int.h: Update offset_int and widest_int documentation.
3961 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3962 (wi::binary_traits): Allow ordered comparisons between offset_int and
3963 offset_int, between widest_int and widest_int, and between either
3964 of these types and basic C types.
3965 (operator <, <=, >, >=): Define for the same combinations.
3966 * tree.h (tree_int_cst_lt): Use comparison operators instead
3967 of wi:: comparisons.
3968 (tree_int_cst_le): Likewise.
3969 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3970 (fold_nonarray_ctor_reference): Likewise.
3971 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3972 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3973 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3974 * tree-sra.c (completely_scalarize): Likewise.
3975 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3976 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3977 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3978 (check_for_binary_op_overflow): Likewise.
3979 (search_for_addr_array): Likewise.
3980 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3982 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3984 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3985 (arc_save_restore): Likewise.
3986 (arc_dwarf_register_span): Likewise.
3987 (arc_output_pic_addr_const): Initialize suffix variable.
3989 2016-05-02 Martin Liska <mliska@suse.cz>
3991 * symbol-summary.h (function_summary::function_summary):
3992 Remove checking assert for all cgraph nodes.
3993 (function_summary::get): Check summary_uid.
3994 (symtab_insertion): Check summary_uid.
3996 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3998 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
3999 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
4001 (arc_dwarf_register_span): Remove enum keyword.
4002 (compact_memory_operand_p): New function.
4003 * config/arc/arc.h (reg_class): Add code density register classes.
4004 (REG_CLASS_NAMES): Likewise.
4005 (REG_CLASS_CONTENTS): Likewise.
4006 * config/arc/arc.md (*movqi_insn): Add code density instructions.
4007 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
4008 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
4009 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
4010 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
4012 (h, Rcd, Rsd, Rzd): New register constraints.
4013 (T): Use compact_memory_operand_p function.
4014 * config/arc/predicates.md (compact_load_memory_operand): Remove.
4016 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4018 * config/sh/sh.md (*negnegt, *movtt): Remove.
4020 2016-05-02 Marek Polacek <polacek@redhat.com>
4021 Tom de Vries <tom@codesourcery.com>
4023 PR tree-optimization/70700
4024 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
4025 bigger than FIRST_REF_NODE.
4027 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4030 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
4032 (prepare_cbranch_operands): Don't use scratch register. Assume that
4033 function is used when pseudos can be created.
4034 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
4035 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
4036 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
4037 define_expand. Allow it only when pseudos can be created.
4038 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
4040 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
4042 * config/i386/constraints.md (BC): Only allow -1 operands.
4043 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
4044 Add "enabled" attribute. Update XI mode attribute calculation.
4045 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
4046 (*movoi_internal_avx): Update XI mode attribute calculation.
4047 (*movti_internal): Ditto.
4049 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4051 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
4052 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
4054 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
4056 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
4057 statement on instruction code. Remove trailing spaces.
4058 (altivec_expand_stv_builtin): Likewise.
4060 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4062 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
4063 (TARGET_FPU_DOUBLE): Simplify.
4064 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
4065 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
4066 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
4067 with 'TARGET_FPU_DOUBLE'.
4068 * config/sh/sh.md: Likewise.
4070 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4072 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4073 SH_DIV_STR_FOR_SIZE): Remove.
4074 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4075 SH_DIV_STR_FOR_SIZE): Remove.
4077 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4079 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4080 logical_reg_operand): Delete.
4081 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4082 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4083 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4084 match_operand and match_test.
4085 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4086 variables on their first use. Return bool values.
4087 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4088 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4089 arith_reg_operand for input operand. Remove empty constraints.
4091 (*xorsi3_compact): Rename to xorsi3.
4092 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4093 (*zero_extend<mode>si2_disp_mem): Update comment.
4096 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4098 * config/sh/t-sh: Remove SH5 support.
4099 * config.gcc: Likewise.
4100 * configure: Likewise.
4102 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4104 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4106 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4108 * config/sh/sh.c (register_sh_passes, sh_option_override,
4109 sh_print_operand, prepare_move_operands,
4110 sh_can_follow_jump): Remove TARGET_SH1 checks.
4111 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4112 PROMOTE_MODE): Likewise.
4113 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4116 2016-04-30 Alan Modra <amodra@gmail.com>
4118 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4119 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4120 Check for user regs later to avoid unnecessary looping over regs.
4121 Merge user reg check with non-saved reg check. Don't force
4122 inline VR restore when static chain used.
4123 (rs6000_frame_related): Omit eh_frame info for user regs when
4125 (fixed_regs_p): Delete.
4127 2016-04-30 Alan Modra <amodra@gmail.com>
4129 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4130 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4133 2016-04-30 Alan Modra <amodra@gmail.com>
4136 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4137 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4140 2016-04-30 Alan Modra <amodra@gmail.com>
4142 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4143 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4144 flag_pic test for Darwin.
4146 2016-04-30 Alan Modra <amodra@gmail.com>
4148 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4149 throw_calls_crossed.
4150 (REG_FREQ_CALLS_CROSSED): Delete.
4151 (REG_N_THROWING_CALLS_CROSSED): Delete.
4152 * regstat.c (regstat_bb_compute_ri): Don't calculate
4153 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4154 (dump_reg_info): Don't print call cross frequency.
4155 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4156 and REG_N_THROWING_CALLS_CROSSED.
4158 2016-04-30 Alan Modra <amodra@gmail.com>
4160 * regs.h (struct reg_info_t): Delete live_length.
4161 (REG_LIVE_LENGTH): Delete macro.
4162 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4163 local_live, local_processed and local_live_last_luid params.
4164 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4166 (regstat_compute_ri): Adjust for above. Don't set
4168 (dump_reg_info): Don't print live length.
4169 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4170 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4171 Localize loop_depth var.
4173 2016-04-30 Alan Modra <amodra@gmail.com>
4175 * ira.c (enum valid_equiv): New.
4176 (validate_equiv_mem): Return enum.
4177 (update_equiv_mem): Create replacement in more cases.
4178 (add_store_equivs): Update validate_equiv_mem call.
4180 2016-04-30 Alan Modra <amodra@gmail.com>
4182 * ira.c (combine_and_move_insns): Rather than scanning insns,
4183 use DF infrastucture to find use and def insns.
4185 2016-04-30 Alan Modra <amodra@gmail.com>
4187 ira.c (combine_and_move_insns): Move invariant conditions..
4188 (ira.c): ..to here. Call combine_and_move_insns before
4189 add_store_equivs. Call grow_reg_equivs later. Allocate
4190 req_equiv later using max_reg_num() rather than global max_regno.
4191 (contains_replace_regs): Delete.
4192 (add_store_equivs): Remove contains_replace_regs test.
4194 2016-04-30 Alan Modra <amodra@gmail.com>
4196 * ira.c (struct equiv_mem_data): New.
4197 (equiv_mem, equiv_mem_modified): Delete static vars.
4198 (validate_equiv_mem_from_store): Use "data" param to communicate..
4199 (validate_equiv_mem): ..from here.
4201 2016-04-30 Alan Modra <amodra@gmail.com>
4203 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4205 (update_reg_equivs): ..here. Move allocation and freeing of
4206 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4207 end_alias_analysis to..
4210 2016-04-30 Alan Modra <amodra@gmail.com>
4212 * ira.c (pdx_subregs): Delete.
4213 (struct equivalence): Add pdx_subregs field.
4214 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4216 (update_equiv_regs): Don't create or free pdx_subregs. Update
4219 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4221 * config/rs6000/altivec.h: Change definitions of vec_xl and
4223 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4224 (LD_ELEMREV_V2DI): New.
4225 (LD_ELEMREV_V4SF): New.
4226 (LD_ELEMREV_V4SI): New.
4227 (LD_ELEMREV_V8HI): New.
4228 (LD_ELEMREV_V16QI): New.
4229 (ST_ELEMREV_V2DF): New.
4230 (ST_ELEMREV_V2DI): New.
4231 (ST_ELEMREV_V4SF): New.
4232 (ST_ELEMREV_V4SI): New.
4233 (ST_ELEMREV_V8HI): New.
4234 (ST_ELEMREV_V16QI): New.
4237 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4238 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4239 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4240 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4241 (altivec_expand_builtin): Add handling for
4242 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4243 (rs6000_invalid_builtin): Add error-checking for
4244 RS6000_BTM_P9_VECTOR.
4245 (altivec_init_builtins): Define builtins used to implement vec_xl
4247 (rs6000_builtin_mask_names): Define power9-vector.
4248 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4249 (RS6000_BTM_P9_VECTOR): Define.
4250 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4251 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4252 (vsx_ld_elemrev_v2df): Likewise.
4253 (vsx_ld_elemrev_v4sf): Likewise.
4254 (vsx_ld_elemrev_v4si): Likewise.
4255 (vsx_ld_elemrev_v8hi): Likewise.
4256 (vsx_ld_elemrev_v16qi): Likewise.
4257 (vsx_st_elemrev_v2df): Likewise.
4258 (vsx_st_elemrev_v2di): Likewise.
4259 (vsx_st_elemrev_v4sf): Likewise.
4260 (vsx_st_elemrev_v4si): Likewise.
4261 (vsx_st_elemrev_v8hi): Likewise.
4262 (vsx_st_elemrev_v16qi): Likewise.
4263 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4266 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4268 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4270 (simplify_control_stmt_condition_1): ... here. Recurse into
4271 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4273 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4276 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
4277 (zero_extendqi<mode>2_dot): Revert earlier conversion from
4278 define_insn_and_split to define_insn.
4279 (zero_extendqi<mode>2_dot2): Same.
4280 (extendqi<mode>2_dot): Same.
4281 (extendqi<mode>2_dot2): Same.
4283 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4285 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
4286 (probe_stack): New expander.
4287 (probe_stack_<mode>): New insn pattern.
4289 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4291 * config/i386/i386.md
4292 (operations with memory inputs setting flags peephole2):
4293 Remove uneeded REG_P checks. Cleanup pattern generation.
4295 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
4297 * tree-vect-loop.c (vect_transform_loop): Fix
4298 nb_iterations_upper_bound computation for vectorized loop.
4300 2016-04-29 Marek Polacek <polacek@redhat.com>
4301 Jakub Jelinek <jakub@redhat.com>
4304 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4305 TARGET_EXPR_SLOT as a base.
4307 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
4309 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
4310 with 'rCm2' constraints to limit possible immediate size.
4311 (*load_zeroextendqisi_update): Likewise.
4312 (*load_signextendqisi_update): Likewise.
4313 (*loadhi_update): Likewise.
4314 (*load_zeroextendhisi_update): Likewise.
4315 (*load_signextendhisi_update): Likewise.
4316 (*loadsi_update): Likewise.
4317 (*loadsf_update): Likewise.
4319 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4321 * config/i386/predicates.md (constm1_operand): Fix comparison.
4323 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4325 * testsuite/gcc.target/arc/ieee_eq.c: New test.
4327 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
4329 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
4330 remaining SH5 related settings.
4331 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
4332 shmedia_prepare_call_address): Delete.
4333 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
4334 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
4335 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
4336 UNSUPPORTED_SH2A): Remove m5 checks.
4337 (sh_divide_strategy_e): Remove SH5 division strategies.
4338 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
4339 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
4341 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4343 * config/s390/s390.c (s390_rtx_costs): Update documentation.
4345 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4347 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
4348 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
4350 * config/s390/vector.md ("mov<mode>"): Likewise.
4352 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
4354 * config/s390/constraints.md ("U", "W"): Invoke
4355 s390_mem_constraint with "ZR" and "ZT".
4356 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
4357 addresses when using LRA. Accept also short displacements for S
4358 and T constraints. Do not check for long displacement target for
4359 S and T constraints.
4360 (s390_mem_constraint): Remove handling of U and W constraints.
4361 * config/s390/s390.md (various patterns): Remove the short
4362 displacement constraints (Q and R) if a long displacement
4363 constraint is present. Add longdisp as required CPU capability.
4364 * config/s390/vector.md: Likewise.
4365 * config/s390/vx-builtins.md: Likewise.
4367 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4370 * reload1.c (reload): Call finish_spills before
4371 restarting reload loop. Skip select_reload_regs
4372 if update_eliminables_and_spill returns true.
4374 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4376 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
4377 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
4378 (umulhisi3_imm): Update predicates and constraint letters.
4379 (umulhisi3_reg): Declare instruction as commutative.
4380 * config/arc/constraints.md (J12, J16): New constraints.
4381 * config/arc/predicates.md (short_unsigned_const_operand): New
4383 (arc_short_operand): Likewise.
4384 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
4386 2016-04-29 Richard Biener <rguenther@suse.de>
4388 PR tree-optimization/13962
4389 PR tree-optimization/65686
4390 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
4391 * tree-ssa-alias.c (ptrs_compare_unequal): New function
4392 using PTA to compare pointers.
4393 * match.pd: Add pattern for pointer equality compare simplification
4394 using ptrs_compare_unequal.
4396 2016-04-29 Richard Biener <rguenther@suse.de>
4398 * stor-layout.c (layout_type): Do not build a pointer-to-element
4401 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4403 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
4404 Use SWI mode iterator. Use general_reg_operand predicate.
4405 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
4406 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
4409 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4412 * fold-const.c (operand_equal_p): Don't verify hash value equality
4414 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4417 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4420 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4421 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4422 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4423 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4424 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4426 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4428 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4429 to info. Don't initialize separate fields to 0. Clean up
4432 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4434 * config/i386/i386.md (peephole2s for operations with memory inputs):
4435 Use SWI mode iterator.
4436 (peephole2s for operations with memory outputs): Ditto.
4437 Do not check for stack checking probe.
4439 (probe_stack): Remove expander.
4441 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4442 Andrew Burgess <andrew.burgess@embecosm.com>
4444 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4445 operands as 32-bits.
4447 2016-04-28 Jason Merrill <jason@redhat.com>
4449 * gdbinit.in: Skip line-map.h.
4451 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4452 Andrew Burgess <andrew.burgess@embecosm.com>
4454 * config/arc/arc.c (arc_conditional_register_usage): Take
4455 TARGET_RRQ_CLASS into account.
4456 (arc_print_operand): Support printing 'p' and 's' operands.
4457 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4459 (TARGET_RRQ_CLASS): Define.
4460 (IS_POWEROF2_OR_0_P): Define.
4461 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4463 (*tst_movb): New define_insn.
4464 (*tst): Avoid recognition if it could prevent '*tst_movb'
4465 combination; replace c/CnL with c/Chs alternative.
4466 (*tst_bitfield_tst): New define_insn.
4467 (*tst_bitfield_asr): New define_insn.
4468 (*tst_bitfield): New define_insn.
4469 (andsi3_i): Add Rrq variant.
4470 (extzv): New define_expand.
4471 (insv): New define_expand.
4472 (*insv_i): New define_insn.
4473 (*movb): New define_insn.
4474 (*movb_signed): New define_insn.
4475 (*movb_high): New define_insn.
4476 (*movb_high_signed): New define_insn.
4477 (*movb_high_signed + 1): New define_split pattern.
4478 (*mrgb): New define_insn.
4479 (*mrgb + 1): New define_peephole2 pattern.
4480 (*mrgb + 2): New define_peephole2 pattern.
4481 * config/arc/arc.opt (mbitops): New option for nps400, uses
4482 TARGET_NPS_BITOPS_DEFAULT.
4483 * config/arc/constraints.md (q): Make register class conditional.
4484 (Rrq): New register constraint.
4485 (Chs): New constraint.
4486 (Clo): New constraint.
4487 (Chi): New constraint.
4488 (Cbf): New constraint.
4489 (Cbn): New constraint.
4490 (C18): New constraint.
4491 (Cbi): New constraint.
4493 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4495 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4497 (bitmap_intersection_of_preds): Ditto.
4498 (bitmap_union_of_succs): Ditto.
4499 (bitmap_union_of_preds): Ditto.
4500 * sbitmap.c (do_popcount): Delete.
4501 (BITMAP_DEBUGGING): Delete.
4502 (sbitmap_verify_popcount): Delete.
4503 (sbitmap_alloc): Don't initialize the popcount field.
4504 (sbitmap_alloc_with_popcount): Delete.
4505 (sbitmap_resize): Don't resize the popcount array.
4506 (sbitmap_vector_alloc): Don't initialize the popcount field.
4507 (bitmap_copy): Don't copy the popcount array.
4508 (bitmap_clear): Don't clear the popcount array.
4509 (bitmap_clear): Delete the popcount array handling.
4510 (bitmap_ior_and_compl): Delete the popcount assert.
4511 (bitmap_not): Ditto.
4512 (bitmap_and_compl): Ditto.
4513 (bitmap_and): Delete the popcount array handling.
4514 (bitmap_xor): Ditto.
4515 (bitmap_ior): Ditto.
4516 (bitmap_or_and): Delete the popcount assert.
4517 (bitmap_and_or): Ditto.
4518 (popcount_table): Delete.
4519 (sbitmap_elt_popcount): Delete.
4520 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4521 (bitmap_set_bit): Delete the popcount assert.
4522 (bitmap_clear_bit): Ditto.
4523 (sbitmap_free): Don't free the popcount array.
4524 (sbitmap_alloc_with_popcount): Delete declaration.
4525 (sbitmap_popcount): Ditto.
4527 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4528 Andrew Burgess <andrew.burgess@embecosm.com>
4530 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4531 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4532 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4533 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4534 * config/arc/arc.opt (mcmem): New option.
4535 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4536 supply length for r/m alternative.
4537 (*extendqisi2_ac): Likewise.
4538 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4540 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4541 (movhi_insn): Likewise.
4542 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4543 (*zero_extendqihi2_i): Add r/Ucm alternative.
4544 (*zero_extendqisi2_ac): Likewise.
4545 (*zero_extendhisi2_i): Likewise.
4546 * config/arc/constraints.md (Uex): New memory constraint.
4547 (Ucm): New define_constraint.
4548 * config/arc/predicates.md (long_immediate_loadstore_operand):
4549 Return 0 for MEM with cmem_address address.
4550 (cmem_address_0): New predicates.
4551 (cmem_address_1): Likewise.
4552 (cmem_address_2): Likewise.
4553 (cmem_address): Likewise.
4555 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4557 * config/rs6000/rs6000.c (machine_function): Rename
4558 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4559 (rs6000_stack_info): Adjust.
4561 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4562 Andrew Burgess <andrew.burgess@embecosm.com>
4564 * config/arc/constraints.md (Usd): Convert to define_constraint.
4568 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4571 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4572 Add new peephole2 where the first insn is *mov<mode>_or instead of
4573 *mov<mode>_internal.
4575 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4577 * tracer.c (bb_seen): Make static.
4579 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4581 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4582 support, setup defaults.
4583 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4584 * config/arc/arc.c (arc_init): Add NPS400 support.
4585 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4586 (TARGET_ARC700): NPS400 is also an ARC700.
4587 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4589 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4592 * config/nds32/nds32.md (casesi): Don't access the operands array
4595 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4597 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4598 (or $-1,reg peephole2): Ditto.
4599 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4601 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4603 * doc/extend.texi (Common Function Attributes) [optimize]:
4604 Discourage use of the optimize attribute.
4606 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4608 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4609 special case builtin.
4610 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4611 ALTIVEC_BUILTIN_VEC_ADDE.
4612 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4613 support for ALTIVEC_BUILTIN_VEC_ADDE.
4614 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4615 for __builtin_vec_adde.
4617 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4619 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4620 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4622 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4625 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4626 attributes): Document cilkplus_runtime.
4628 2016-04-28 Martin Jambor <mjambor@suse.cz>
4630 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4631 this function. Call verify_expr on MEM_REFs and bases of other
4634 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4636 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4637 for WORD_REGISTER_OPERATIONS to runtime check.
4639 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4641 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4643 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4645 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4646 big-endian compilation.
4647 * config/arc/arc.md (addf3): Likewise.
4651 2016-04-28 Richard Biener <rguenther@suse.de>
4653 PR tree-optimization/70840
4654 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4655 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4656 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4657 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4659 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4661 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4662 and explain why in a comment.
4664 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4666 * config/arc/arc.md (cpu_facility): Add fpx variant.
4667 (subdf3): Prohibit use reverse sub when assist operations option
4669 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4670 instructions only when FPX is enabled.
4671 * testsuite/gcc.target/arc/trsub.c: New test.
4673 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4675 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4676 mult_operator when calculating "type" attribute.
4677 (*fop_<mode>_1_i387): Ditto.
4678 (*fop_xf_1_i387): Ditto.
4679 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4680 Use std::swap to swap operands. Use RTL expressions to generate
4683 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4684 Joern Rennecke <joern.rennecke@embecosm.com>
4686 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4688 (emit_pic_move): Remove.
4689 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4690 * config/arc/arc.c (emit_pic_move): Removed.
4691 (TARGET_HAVE_TLS): Define.
4692 (arc_conditional_register_usage): Test for arc_tp_regno.
4693 (arc_print_operand, arc_print_operand_address): Handle TLS
4695 (arc_needs_pcl_p): New function.
4696 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4697 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4698 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4699 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4700 (arc_legitimize_tls_address): Likewise.
4701 (DTPOFF_ZERO_SYM): Define.
4702 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4703 (arc_output_pic_addr_const): Print TLS unspecs.
4704 (prepare_pic_move): New function, replaces emit_pic_move.
4705 (arc_legitimate_constant_p): Handle TLS unspecs.
4706 (arc_legitimate_address_p): Likewise.
4707 (arc_rewrite_small_data_p): Use assert for TLS constants.
4708 (prepare_move_operands): Use prepare_pic_move.
4709 (arc_legitimize_address): Legitimize tls addresses.
4710 (arc_epilogue_uses): Check for arc_tp_regno.
4711 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4712 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4714 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4716 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4717 %(arc_tls_extra_start_spec).
4718 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4719 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4721 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4722 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4723 (UNSPEC_TLS_OFF): Add.
4725 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4726 (get_thread_pointersi): New patterns.
4727 * config/arc/arc.opt (mtp-regno): New option.
4728 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4729 (move_dest_operand): Likewise.
4730 * configure: Regenerate.
4731 * configure.ac: Add arc*-*-* case to test for tls.
4732 * doc/invoke.texi (ARC options): Document mtp-regno.
4734 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4736 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4737 the new ARC HS SIMD instructions.
4738 (arc_preferred_simd_mode): New function.
4739 (arc_autovectorize_vector_sizes): Likewise.
4740 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4741 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4742 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4743 (arc_init_builtins): Add new SIMD builtin types.
4744 (arc_split_move): Handle 64 bit vector moves.
4745 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4746 (TARGET_PLUS_QMACW): Define.
4747 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4748 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4749 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4750 (VSUBADD4H): New builtins.
4751 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4752 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4754 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4755 Matthias Klose <doko@debian.org>
4757 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4759 2016-04-28 Richard Biener <rguenther@suse.de>
4762 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4765 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4767 * common/config/sh/sh-common.c: Remove SH5 support.
4768 * config/sh/constraints.md: Likewise.
4769 * config/sh/config/sh/elf.h: Likewise.
4770 * config/sh/linux.h: Likewise.
4771 * config/sh/netbsd-elf.h: Likewise.
4772 * config/sh/predicates.md: Likewise.
4773 * config/sh/sh-c.c: Likewise.
4774 * config/sh/sh-protos.h: Likewise.
4775 * config/sh/sh.c: Likewise.
4776 * config/sh/sh.h: Likewise.
4777 * config/sh/sh.md: Likewise.
4778 * config/sh/sh.opt: Likewise.
4779 * config/sh/sync.md: Likewise.
4780 * config/sh/sh64.h: Delete.
4781 * config/sh/shmedia.h: Likewise.
4782 * config/sh/shmedia.md: Likewise.
4783 * config/sh/sshmedia.h: Likewise.
4784 * config/sh/t-netbsd-sh5-64: Likewise.
4785 * config/sh/t-sh64: Likewise.
4786 * config/sh/ushmedia.h: Likewise.
4788 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4790 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4791 general_reg_operand instead of register_operand predicate.
4793 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4795 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4797 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4799 * match.pd (A - B > A, A + B < A): New transformations.
4801 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4803 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4804 which defaults to true. Emit an outer pair of parentheses only if
4805 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4806 don't emit parentheses for the right-hand operand.
4808 2016-04-27 Jeff Law <law@redhat.com>
4810 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4812 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4814 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4815 (altivec_lvx_<mode>_internal): Document.
4816 (altivec_lvx_<mode>_2op): New define_insn.
4817 (altivec_lvx_<mode>_1op): Likewise.
4818 (altivec_lvx_<mode>_2op_si): Likewise.
4819 (altivec_lvx_<mode>_1op_si): Likewise.
4820 (altivec_stvx_<mode>): Remove.
4821 (altivec_stvx_<mode>_internal): Document.
4822 (altivec_stvx_<mode>_2op): New define_insn.
4823 (altivec_stvx_<mode>_1op): Likewise.
4824 (altivec_stvx_<mode>_2op_si): Likewise.
4825 (altivec_stvx_<mode>_1op_si): Likewise.
4826 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4827 Expand vec_ld and vec_st during parsing.
4828 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4830 (altivec_expand_stvx_be): Likewise.
4831 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4832 address-masking behavior in RTL.
4833 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4834 address-masking behavior in RTL.
4835 (altivec_expand_builtin): Change builtin code arguments for calls
4836 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4837 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4838 presence of lvx/stvx patterns.
4839 (alignment_with_canonical_addr): New function.
4840 (alignment_mask): Likewise.
4841 (find_alignment_op): Likewise.
4842 (recombine_lvx_pattern): Likewise.
4843 (recombine_stvx_pattern): Likewise.
4844 (recombine_lvx_stvx_patterns): Likewise.
4845 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4846 stvx patterns from expand.
4847 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4849 (vector_altivec_store_<mode>): Likewise.
4851 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4853 * config/aarch64/aarch64.md
4854 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4855 remove the "fp" attributes.
4856 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4857 add the "simd" attributes.
4858 (*movdf_aarch64): Likewise.
4859 (*movtf_aarch64): Remove the "fp" attributes.
4860 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4861 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4863 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4865 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4866 rtx to rtx_code_label *.
4867 * rtl.h (maybe_set_first_label_num): Likewise.
4869 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4871 * df-core.c (df_add_problem): Make the problem param be const.
4872 (df_remove_problem): Make local "problem" be const.
4873 * df-problems.c (problem_RD): Make const.
4874 (problem_LR): Likewise.
4875 (problem_LIVE): Likewise.
4876 (problem_MIR): Likewise.
4877 (problem_CHAIN): Likewise.
4878 (problem_WORD_LR): Likewise.
4879 (problem_NOTE): Likewise.
4880 (problem_MD): Likewise.
4881 * df-scan.c (problem_SCAN): Likewise.
4882 * df.h (struct df_problem): Make field "dependent_problem" be
4884 (struct dataflow): Likewise for field "problem".
4885 (df_add_problem): Make param const.
4887 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4889 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4890 inter-unit moves to/from vector registers are enabled. Do not disable
4893 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4895 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4896 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4898 (enum df_problem_id): ...this new enum.
4899 (struct df_problem): Convert field "id" from "int" to
4902 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4904 * rtl.def: Update comment for "things in the instruction chain" to
4905 reflect the removal of the leading "i" field for INSN_UID in
4906 r210360. Fix bogus apostrophe.
4908 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4910 * config/i386/i386.md
4911 (lea arith with mem operand + setcc peephole2): Set operator mode.
4913 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4916 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4917 (dimode_scalar_to_vector_candidate_p): This.
4918 (timode_scalar_to_vector_candidate_p): New function.
4919 (scalar_to_vector_candidate_p): Likewise.
4920 (timode_check_non_convertible_regs): Likewise.
4921 (timode_remove_non_convertible_regs): Likewise.
4922 (remove_non_convertible_regs): Likewise.
4923 (remove_non_convertible_regs): Renamed to ...
4924 (dimode_remove_non_convertible_regs): This.
4925 (scalar_chain::~scalar_chain): Make it virtual.
4926 (scalar_chain::compute_convert_gain): Make it pure virtual.
4927 (scalar_chain::mark_dual_mode_def): Likewise.
4928 (scalar_chain::convert_insn): Likewise.
4929 (scalar_chain::convert_registers): Likewise.
4930 (scalar_chain::add_to_queue): Make it protected.
4931 (scalar_chain::emit_conversion_insns): Likewise.
4932 (scalar_chain::replace_with_subreg): Likewise.
4933 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4934 (scalar_chain::convert_op): Likewise.
4935 (scalar_chain::convert_reg): Likewise.
4936 (scalar_chain::make_vector_copies): Likewise.
4937 (scalar_chain::convert_registers): New pure virtual function.
4938 (class dimode_scalar_chain): New class.
4939 (class timode_scalar_chain): Likewise.
4940 (scalar_chain::mark_dual_mode_def): Renamed to ...
4941 (dimode_scalar_chain::mark_dual_mode_def): This.
4942 (timode_scalar_chain::mark_dual_mode_def): New function.
4943 (timode_scalar_chain::convert_insn): Likewise.
4944 (dimode_scalar_chain::convert_registers): Likewise.
4945 (scalar_chain::compute_convert_gain): Renamed to ...
4946 (dimode_scalar_chain::compute_convert_gain): This.
4947 (scalar_chain::replace_with_subreg): Renamed to ...
4948 (dimode_scalar_chain::replace_with_subreg): This.
4949 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4950 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4951 (scalar_chain::make_vector_copies): Renamed to ...
4952 (dimode_scalar_chain::make_vector_copies): This.
4953 (scalar_chain::convert_reg): Renamed to ...
4954 (dimode_scalar_chain::convert_reg ): This.
4955 (scalar_chain::convert_op): Renamed to ...
4956 (dimode_scalar_chain::convert_op): This.
4957 (scalar_chain::convert_insn): Renamed to ...
4958 (dimode_scalar_chain::convert_insn): This.
4959 (scalar_chain::convert): Call convert_registers.
4960 (convert_scalars_to_vector): Change to scalar_chain pointer to
4961 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4962 in 32-bit mode. Delete scalar_chain pointer. Call
4963 free_dominance_info in 64-bit mode.
4964 (pass_stv::gate): Remove TARGET_64BIT check.
4965 (ix86_option_override): Put the 64-bit STV pass before the CSE
4968 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4970 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4971 dw_loc_frame_offset field.
4972 * dwarf2out.c (new_loc_descr): Likewise.
4973 (resolve_args_picking_1): Turn the VISITED hash set into a
4974 FRAME_OFFSET hash map. Use it to associate a frame offset to
4975 visited nodes. Remove uses of the CHECKING_P macro.
4976 (resolve_args_picking): Update call to resolve_args_picking_1.
4978 2016-04-27 Martin Liska <mliska@suse.cz>
4980 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4981 (free_loop_data): Release vuses of groups.
4983 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4985 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4986 instead of redundant use_id and boolean have_use_for.
4987 (struct iv_use): Change sub_id into group_id. Remove field next.
4988 Move fields: related_cands, n_map_members, cost_map and selected
4990 (struct iv_group): ... here. New structure.
4991 (struct iv_common_cand): Use structure declaration directly.
4992 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
4993 (MAX_CONSIDERED_USES): Rename macro to ...
4994 (MAX_CONSIDERED_GROUPS): ... here.
4995 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
4996 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
4997 (dump_uses): Rename to ...
4998 (dump_groups): ... here. Update all uses.
4999 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
5000 (find_induction_variables): Refactor format of dump information.
5001 (record_sub_use): Delete.
5002 (record_use): Update all uses.
5003 (record_group): New function.
5004 (record_group_use, find_interesting_uses_op): Call above functions.
5006 (find_interesting_uses_cond): Ditto.
5007 (group_compare_offset): New function.
5008 (split_all_small_groups): Rename to ...
5009 (split_small_address_groups_p): ... here. Update all uses.
5010 (split_address_groups): Update all uses.
5011 (find_interesting_uses): Refactor format of dump information.
5012 (add_candidate_1): Update all uses. Remove redundant check on iv,
5014 (add_candidate, record_common_cand): Remove redundant assert.
5015 (add_iv_candidate_for_biv): Update use.
5016 (add_iv_candidate_derived_from_uses): Update all uses.
5017 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
5018 (alloc_use_cost_map): Ditto.
5019 (set_use_iv_cost, get_use_iv_cost): Rename to ...
5020 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
5021 (determine_use_iv_cost_generic): Ditto.
5022 (determine_group_iv_cost_generic): Ditto.
5023 (determine_use_iv_cost_address): Ditto.
5024 (determine_group_iv_cost_address): Ditto.
5025 (determine_use_iv_cost_condition): Ditto.
5026 (determine_group_iv_cost_cond): Ditto.
5027 (determine_use_iv_cost): Ditto.
5028 (determine_group_iv_cost): Ditto.
5029 (set_autoinc_for_original_candidates): Update all uses.
5030 (find_iv_candidates): Update all uses. Refactor dump information.
5031 (determine_use_iv_costs): Ditto.
5032 (determine_iv_costs): Ditto.
5033 (iv_ca_cand_for_use): Rename to ...
5034 (iv_ca_cand_for_group): ... here. Update all uses.
5035 (iv_ca_add_use, iv_ca_add_group): Ditto.
5036 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
5037 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
5038 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
5039 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
5040 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
5041 (create_new_iv, adjust_iv_update_pos): Ditto.
5042 (rewrite_use_address): Delete.
5043 (rewrite_use_address_1): Rename to ...
5044 (rewrite_use_address): ... here.
5045 (rewrite_use_compare): Update all uses.
5046 (rewrite_use): Delete.
5047 (rewrite_uses): Rename to ...
5048 (rewrite_groups): ... here. Update all uses.
5049 (remove_unused_ivs, free_loop_data): Update all uses.
5050 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
5052 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5054 * rtlanal.c (nonzero_bits1): Convert preprocessor check
5055 for WORD_REGISTER_OPERATIONS to runtime check.
5057 2016-04-27 Richard Biener <rguenther@suse.de>
5060 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
5061 aggregate_value_p to determine if a function result is
5062 returned by reference.
5063 (ipa_pta_execute): Functions having their address taken are
5064 not automatically nonlocal.
5066 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5069 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5070 * fold-const.c (operand_equal_p): If flag_checking and
5071 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5072 and if it returns non-zero, assert iterative_hash_expr on both
5075 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5077 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5079 2016-04-27 Nick Clifton <nickc@redhat.com>
5082 * varasm.c (merge_weak): Generate an error if an attempt is made
5083 to convert a non-weak static function into a weak, public function.
5085 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5087 * params.def (MAX_PARTITION_SIZE): New param.
5088 * doc/invoke.texi: Document lto-max-partition.
5090 2016-04-27 Richard Biener <rguenther@suse.de>
5093 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5094 function cummulating used_from_other_partition, externally_visible
5095 and force_output from aliases.
5096 (refered_from_nonlocal_var): Likewise.
5097 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5098 node flags properly.
5100 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5102 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5103 (-Wmemset-elt-size): New item.
5105 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5108 * stor-layout.h (internal_reference_types): Delete.
5109 * stor-layout.c (reference_types_internal): Likewise.
5110 (internal_reference_types): Likewise.
5111 (layout_type) <REFERENCE_TYPE>: Adjust.
5113 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5116 * tree.h (inchash::add_expr): Add FLAGS argument.
5117 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5118 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5119 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5120 Formatting fix. Adjust recursive calls. For tcc_comparison,
5121 if swap_tree_comparison (code) is smaller than code, hash that
5122 and arguments in the other order. Hash CONVERT_EXPR the same
5123 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5124 of ADDR_EXPR of decl as the decl itself. Add or remove
5125 OEP_ADDRESS_OF from recursive flags as needed. For
5126 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5127 operands commutatively and only the third one normally.
5128 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5130 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5132 * config/rtems.h (LIB_SPEC): Add -latomic.
5134 2016-04-27 Joel Sherrill <joel@rtems.org>
5136 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5137 xilink.ld and flags not relevant to RTEMS.
5139 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5141 * toplev.c (backend_init_target): Avoid calling init_reload when using
5144 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5146 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5147 for loops rather than one for the whole function.
5149 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5151 * match.pd (X + CST CMP X): New transformation.
5153 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5155 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5156 * fold-const.c (fold_binary_loc): Remove 2 transformations
5157 superseded by match.pd.
5158 * match.pd (x+x -> x*2): Generalize to integers.
5160 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5162 * config/i386/i386.md (operation on memory peephole): Duplicate an
5163 existing peephole and adapt it to match lea rather than an operation
5166 PR rtl-optimization/57193
5167 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5169 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5171 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5173 * tree-if-conv.c (any_pred_load_store): New static variable.
5174 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5175 any_pred_load_store instead of and_mask_load_store.
5176 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5177 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5178 (combine_blocks, tree_if_conversion): Ditto.
5180 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5182 PR tree-optimization/70771
5183 PR tree-optimization/70775
5184 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5185 virtual PHI nodes. Delete parameter.
5186 (if_convertible_loop_p_1): Delete argument to above function.
5187 (predicate_all_scalar_phis): Delete code handling single-argument
5189 (tree_if_conversion): Mark and update virtual SSA.
5191 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5194 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5195 (x86_elf_aligned_common): Rename to ...
5196 (x86_elf_aligned_decl_common): ... this.
5197 Add decl arg. Switch to .lbss for largecomm object. Use
5198 LARGECOMM_SECTION_ASM_OP.
5199 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5201 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5202 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5204 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5205 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5207 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5210 * config/i386/i386.c (SECTION_LARGE): Define.
5211 (x86_64_elf_select_section): Set it for large data/bss sections.
5212 Only clear SECTION_WRITE for .lrodata.
5213 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5215 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5216 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5217 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5219 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5220 * doc/tm.texi: Regenerate.
5222 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5225 * configure.ac (--enable-checking): Document extra flag, for
5226 non-release builds default to --enable-checking=yes,extra.
5227 If misc checking and extra checking, define CHECKING_P to 2 instead
5229 * common.opt (fchecking=): Add.
5230 * doc/invoke.texi (-fchecking=): Document.
5231 * doc/install.texi: Document --enable-checking changes.
5232 * configure: Regenerated.
5233 * config.in: Regenerated.
5235 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5237 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5238 attribute instead of which_alternative.
5239 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5240 Use EXT_REX_SSE_REG_P where appropriate.
5242 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5244 * config/i386/predicates.md (const0_operand): Do not match
5245 const_wide_int code.
5246 (const1_operand): Ditto.
5248 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5250 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5251 for SSE constm1 operands and TARGET_AVX512VL.
5252 (*movti_internal): Ditto.
5253 (*mov<mode>_or): Use constm1_operand predicate.
5254 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5255 for SSE vector_all_ones operands and TARGET_AVX512VL.
5256 * config/i386/predicates.md (constm1_operand): New predicate.
5257 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5258 emission of constant -1 load.
5260 2016-04-25 Jason Merrill <jason@redhat.com>
5262 * gdbinit.in: Skip is-a.h.
5264 * attribs.c (register_scoped_attributes): Fix logic.
5265 * attribs.h: Declare register_scoped_attributes.
5267 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5269 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5270 stxvd2x and stxvw4x built-in functions.
5272 2016-04-25 DJ Delorie <dj@redhat.com>
5274 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5275 (ashrhi3): Likewise.
5276 (lshrhi3): Likewise.
5278 2016-04-25 Richard Biener <rguenther@suse.de>
5280 PR tree-optimization/70780
5281 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
5283 (compute_antic): Mark blocks with abnormal preds as visited as
5284 they have a final empty antic-in solution already.
5286 2016-04-25 Michael Collison <michael.collison@linaro.org>
5288 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
5290 2016-04-25 Michael Collison <michael.collison@linaro.org>
5292 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
5293 mode is VQI to improve mixed mode vectorization.
5294 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
5295 define_insn to match low half of signed vaddw.
5296 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
5297 define_insn to match high half of signed vaddw.
5298 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
5299 define_insn to match low half of unsigned vaddw.
5300 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
5301 define_insn to match high half of unsigned vaddw.
5302 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
5303 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5304 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
5306 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5307 * config/arm/predicates.md (vect_par_constant_high): Support
5308 big endian and simplify by calling
5309 arm_simd_check_vect_par_cnst_half
5310 (vect_par_constant_low): Likewise.
5312 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5314 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
5315 predicate for operand 2.
5317 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
5318 H.J. Lu <hongjiu.lu@intel.com>
5320 * config/i386/i386-protos.h (standard_sse_constant_p): Add
5321 machine_mode argument.
5322 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
5323 constm1_rtx operands. For VOIDmode constants, get mode from
5324 pred_mode. Check mode size if the mode is supported by ABI.
5325 (standard_sse_constant_opcode): Do not use standard_constant_p.
5326 Strictly check ABI support for all-ones operands.
5327 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
5328 immediates. Update calls to standard_sse_constant_p.
5329 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
5330 (ix86_rtx_costs): Ditto.
5331 * config/i386/i386.md (*movxi_internal_avx512f): Use
5332 nonimmediate_or_sse_const_operand instead of vector_move_operand.
5333 Use (v,BC) alternative instead of (v,C). Use register_operand
5334 checks instead of MEM_P.
5335 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
5336 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
5337 isa attribute. Use register_operand checks instead of MEM_P.
5338 (*movti_internal): Use nonimmediate_or_sse_const_operand for
5339 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
5340 alternative and corresponding sse2 isa attribute.
5341 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
5342 to standard_sse_constant_p.
5343 (FP constant splitters): Ditto.
5344 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
5346 * config/i386/predicates.md (constm1_operand): Remove.
5347 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
5348 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
5349 vector_all_ones_operand instead of constm1_operand.
5351 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5353 * print-rtl.c (print_rtx_insn_vec): New function.
5354 * print-rtl.h: New prototype.
5355 * store-motion.c (struct st_expr): Make avail_stores a vector.
5356 (st_expr_entry): Adjust.
5357 (free_st_expr_entry): Likewise.
5358 (print_store_motion_mems): Likewise.
5359 (find_moveable_store): Likewise.
5360 (compute_store_table): Likewise.
5361 (delete_store): Likewise.
5362 (build_store_vectors): Likewise.
5364 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5366 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
5368 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5370 * vec.h (vec_safe_contains): New function.
5371 (vec::contains): Likewise.
5372 (vec::begin): Likewise.
5373 (vec::end): Likewise.
5375 2016-04-23 Jakub Jelinek <jakub@redhat.com>
5378 * cfgexpand.c (expand_stack_vars): Fix typo.
5380 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5382 * system.h (list, map, set, vector): Include conditionally.
5383 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
5384 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
5385 * ipa-icf.c (INCLUDE_LIST): Define.
5386 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
5387 * config/sh/sh.c (INCLUDE_VECTOR): Define.
5388 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
5389 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
5390 * cp/logic.cc (INCLUDE_LIST): Define.
5391 * fortran/trans-common.c (INCLUDE_MAP): Define.
5393 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5395 * auto-profile.c: Remove <string.h> include.
5396 * ipa-icf-gimple.c: Remove <list> include.
5397 * diagnostic.c: Remove <new> include.
5398 * genmatch.c: Likewise.
5399 * pretty-print.c: Likewise.
5400 * toplev.c: Likewise
5401 * c/c-objc-common.c: Likewise.
5402 * cp/error.c: Likewise.
5403 * fortran/error.c: Likewise.
5405 2016-04-22 Richard Biener <rguenther@suse.de>
5407 * lto-streamer-in.c (input_ssa_names): Do not allocate
5408 GIMPLE_NOP for all SSA names.
5409 * lto-streamer-out.c (output_ssa_names): Do not output
5410 SSA names that should have been released.
5412 2016-04-22 Richard Biener <rguenther@suse.de>
5414 PR tree-optimization/70740
5415 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5418 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5421 * config/i386/predicates.md (call_insn_operand): Replace
5422 sibcall_memory_operand with memory_operand.
5424 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5426 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5427 has_single_use() tests.
5428 (register_edge_assert_for_1): Likewise.
5429 (find_assert_locations_1): Check the liveness bitmap instead of
5430 checking has_single_use().
5432 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5435 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5436 Extract AVX-512BW constraint from AVX.
5438 2016-04-21 Richard Biener <rguenther@suse.de>
5440 PR tree-optimization/70725
5441 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5442 for phi_convertible_by_degenerating_args.
5443 (predicate_all_scalar_phis): Handle single-argument PHIs.
5445 2016-04-21 Richard Biener <rguenther@suse.de>
5448 * fold-const.c (fold_comparison): Return properly typed
5451 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5453 PR tree-optimization/70715
5454 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5455 after expanding BASE using expand_simple_operations.
5457 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5459 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5460 New transformations.
5462 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5464 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5466 2016-04-20 Jan Hubicka <jh@suse.cz>
5468 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5469 ultiimate_alias_target.
5470 (update_callee_keys): Likewise.
5471 (lookup_recursive_calls): Likewise.
5472 (speculation_useful_p): Likewise.
5474 2016-04-20 Jan Hubicka <jh@suse.cz>
5477 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5478 (set_nothrow_flag_1): ... this; handle interposition correctly;
5479 recurse on aliases and thunks.
5480 (cgraph_node::set_nothrow_flag): New.
5481 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5482 functions compiled with non-call exceptions that binds to current
5484 (propagate_nothrow): Be safe WRT interposition.
5485 * cgraph.h (set_nothrow_flag): Update prototype.
5487 2016-04-18 Jan Hubicka <jh@suse.cz>
5489 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5490 max_loop_iterations_int.
5491 (tree_unswitch_outer_loop): Likewise.
5493 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5495 PR tree-optimization/69489
5496 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5497 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5498 Revise dump message.
5499 (if_convertible_bb_p): Remove check on edge count of basic block's
5502 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5504 PR tree-optimization/56625
5505 PR tree-optimization/69489
5506 * tree-data-ref.h (DR_INNERMOST): New macro.
5507 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5508 hashing struct innermost_loop_behavior.
5509 (ref_DR_map): Remove.
5510 (innermost_DR_map): New map.
5511 (baseref_DR_map): Revise comment.
5512 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5513 to innermost_DR_map accroding to its innermost loop behavior.
5514 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5515 to its innermost loop behavior.
5516 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5517 Add initialization for innermost_DR_map. Record memory reference
5518 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5519 have innermost loop behavior.
5520 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5523 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5525 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5526 *lea_general_1. Use explicit SWI12 mode interator.
5527 (*lea<mode>_general_2): Rename from *lea_general_2.
5528 Use explicit SWI12 mode interator.
5529 (*lea<mode>_general_3): Rename from *lea_general_3.
5530 Use explicit SWI12 mode interator.
5531 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5532 Use explicit SWI12 mode interator.
5533 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5534 Use explicit SWI48 mode interator.
5536 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5538 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5539 Short-cut unaligned load and store cases. Handle all integer
5541 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5542 and store cases. Call ix86_avx256_split_vector_move_misalign
5543 directly without checking mode class.
5545 2016-04-20 Andrew Pinski <apinski@cavium.com>
5546 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5549 * config/aarch64/aarch64.md (sibcall): Force call
5550 address to be DImode for ILP32.
5551 (sibcall_value): Likewise.
5553 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5555 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5557 2016-04-20 Richard Biener <rguenther@suse.de>
5559 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5560 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5561 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5562 (maybe_push_res_to_seq): Adjust.
5563 * gimple-fold.c (maybe_build_generic_op): Likewise.
5565 2016-04-20 Marek Polacek <polacek@redhat.com>
5567 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5570 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5572 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5573 use kmovw to support AVX512F target.
5575 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5577 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5579 2016-04-20 Marek Polacek <polacek@redhat.com>
5581 PR tree-optimization/70725
5582 * tree-if-conv.c (is_false_predicate): New function.
5583 (predicate_mem_writes): Use it.
5585 2016-04-20 Richard Biener <rguenther@suse.de>
5587 PR tree-optimization/70726
5588 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5589 shift amounts from a pattern stmt operand.
5591 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5594 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5595 stack_restore_from_fpr pattern when restoring r15.
5596 (s390_optimize_prologue): Strip away the memory barrier in the
5597 parallel when trying to get rid of restore insns.
5598 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5599 definition for loading the stack pointer from an FPR. Compared to
5600 the normal move insn this pattern includes a full memory barrier.
5602 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5605 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5606 implicitly linear or lastprivate iterator on the outer context.
5608 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5610 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5612 * config/i386/i386.md (ssememalign): Removed.
5613 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5615 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5618 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5619 const short * to __builtin_ia32_loaddquhi512_mask.
5620 (_mm512_maskz_loadu_epi16): Likewise.
5621 (_mm512_mask_storeu_epi16): Pass short * to
5622 __builtin_ia32_storedquhi512_mask.
5623 (_mm512_mask_loadu_epi8): Pass const char * to
5624 __builtin_ia32_loaddquqi512_mask.
5625 (_mm512_maskz_loadu_epi8): Likewise.
5626 (_mm512_mask_storeu_epi8): Pass char * to
5627 __builtin_ia32_storedquqi512_mask.
5628 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5629 const double * to __builtin_ia32_loadupd512_mask.
5630 (_mm512_mask_loadu_pd): Likewise.
5631 (_mm512_maskz_loadu_pd): Likewise.
5632 (_mm512_storeu_pd): Pass double * to
5633 __builtin_ia32_storeupd512_mask.
5634 (_mm512_mask_storeu_pd): Likewise.
5635 (_mm512_loadu_ps): Pass const float * to
5636 __builtin_ia32_loadups512_mask.
5637 (_mm512_mask_loadu_ps): Likewise.
5638 (_mm512_maskz_loadu_ps): Likewise.
5639 (_mm512_storeu_ps): Pass float * to
5640 __builtin_ia32_storeups512_mask.
5641 (_mm512_mask_storeu_ps): Likewise.
5642 (_mm512_mask_loadu_epi64): Pass const long long * to
5643 __builtin_ia32_loaddqudi512_mask.
5644 (_mm512_maskz_loadu_epi64): Likewise.
5645 (_mm512_mask_storeu_epi64): Pass long long *
5646 to __builtin_ia32_storedqudi512_mask.
5647 (_mm512_loadu_si512): Pass const int * to
5648 __builtin_ia32_loaddqusi512_mask.
5649 (_mm512_mask_loadu_epi32): Likewise.
5650 (_mm512_maskz_loadu_epi32): Likewise.
5651 (_mm512_storeu_si512): Pass int * to
5652 __builtin_ia32_storedqusi512_mask.
5653 (_mm512_mask_storeu_epi32): Likewise.
5654 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5655 char * to __builtin_ia32_storedquqi256_mask.
5656 (_mm_mask_storeu_epi8): Likewise.
5657 (_mm256_mask_loadu_epi16): Pass const short * to
5658 __builtin_ia32_loaddquhi256_mask.
5659 (_mm256_maskz_loadu_epi16): Likewise.
5660 (_mm_mask_loadu_epi16): Pass const short * to
5661 __builtin_ia32_loaddquhi128_mask.
5662 (_mm_maskz_loadu_epi16): Likewise.
5663 (_mm256_mask_loadu_epi8): Pass const char * to
5664 __builtin_ia32_loaddquqi256_mask.
5665 (_mm256_maskz_loadu_epi8): Likewise.
5666 (_mm_mask_loadu_epi8): Pass const char * to
5667 __builtin_ia32_loaddquqi128_mask.
5668 (_mm_maskz_loadu_epi8): Likewise.
5669 (_mm256_mask_storeu_epi16): Pass short * to.
5670 __builtin_ia32_storedquhi256_mask.
5671 (_mm_mask_storeu_epi16): Pass short * to.
5672 __builtin_ia32_storedquhi128_mask.
5673 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5674 const double * to __builtin_ia32_loadupd256_mask.
5675 (_mm256_maskz_loadu_pd): Likewise.
5676 (_mm_mask_loadu_pd): Pass onst double * to
5677 __builtin_ia32_loadupd128_mask.
5678 (_mm_maskz_loadu_pd): Likewise.
5679 (_mm256_mask_storeu_pd): Pass double * to
5680 __builtin_ia32_storeupd256_mask.
5681 (_mm_mask_storeu_pd): Pass double * to
5682 __builtin_ia32_storeupd128_mask.
5683 (_mm256_mask_loadu_ps): Pass const float * to
5684 __builtin_ia32_loadups256_mask.
5685 (_mm256_maskz_loadu_ps): Likewise.
5686 (_mm_mask_loadu_ps): Pass const float * to
5687 __builtin_ia32_loadups128_mask.
5688 (_mm_maskz_loadu_ps): Likewise.
5689 (_mm256_mask_storeu_ps): Pass float * to
5690 __builtin_ia32_storeups256_mask.
5691 (_mm_mask_storeu_ps): ass float * to
5692 __builtin_ia32_storeups128_mask.
5693 (_mm256_mask_loadu_epi64): Pass const long long * to
5694 __builtin_ia32_loaddqudi256_mask.
5695 (_mm256_maskz_loadu_epi64): Likewise.
5696 (_mm_mask_loadu_epi64): Pass const long long * to
5697 __builtin_ia32_loaddqudi128_mask.
5698 (_mm_maskz_loadu_epi64): Likewise.
5699 (_mm256_mask_storeu_epi64): Pass long long * to
5700 __builtin_ia32_storedqudi256_mask.
5701 (_mm_mask_storeu_epi64): Pass long long * to
5702 __builtin_ia32_storedqudi128_mask.
5703 (_mm256_mask_loadu_epi32): Pass const int * to
5704 __builtin_ia32_loaddqusi256_mask.
5705 (_mm256_maskz_loadu_epi32): Likewise.
5706 (_mm_mask_loadu_epi32): Pass const int * to
5707 __builtin_ia32_loaddqusi128_mask.
5708 (_mm_maskz_loadu_epi32): Likewise.
5709 (_mm256_mask_storeu_epi32): Pass int * to
5710 __builtin_ia32_storedqusi256_mask.
5711 (_mm_mask_storeu_epi32): Pass int * to
5712 __builtin_ia32_storedqusi128_mask.
5713 * config/i386/i386-builtin-types.def (PCSHORT): New.
5715 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5716 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5717 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5718 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5719 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5720 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5721 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5722 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5723 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5724 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5725 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5726 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5727 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5728 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5729 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5730 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5731 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5732 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5733 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5734 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5735 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5736 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5737 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5738 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5739 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5740 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5741 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5742 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5743 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5744 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5745 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5746 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5747 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5748 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5749 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5750 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5751 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5752 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5753 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5754 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5755 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5756 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5757 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5758 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5759 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5760 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5761 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5762 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5763 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5765 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5766 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5768 (ix86_expand_vector_move_misalign): Likewise.
5769 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5770 to scalar function prototype for unaligned load/store builtins.
5771 (ix86_expand_special_args_builtin): Updated.
5772 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5773 (UNSPEC_STOREU): Likewise.
5774 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5775 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5776 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5777 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5778 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5779 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5780 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5781 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5782 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5783 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5784 (<avx512>_storedqu<mode>_mask): Likewise.
5785 (*sse4_2_pcmpestr_unaligned): Likewise.
5786 (*sse4_2_pcmpistr_unaligned): Likewise.
5787 (*mov<mode>_internal): Renamed to ...
5788 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5789 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5790 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5791 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5793 2016-04-19 Richard Biener <rguenther@suse.de>
5795 PR tree-optimization/70171
5796 * tree-ssa-phiprop.c: Include stor-layout.h.
5797 (phiprop_insert_phi): Handle the aggregate copy case.
5798 (propagate_with_phi): Likewise.
5800 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5802 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5803 instead of simplify_gen_subreg (... , 0).
5804 (ix86_delegitimize_address): Ditto.
5805 (ix86_split_divmod): Ditto.
5806 (ix86_split_copysign_const): Ditto.
5807 (ix86_split_copysign_var): Ditto.
5808 (ix86_expand_args_builtin): Ditto.
5809 (ix86_expand_round_builtin): Ditto.
5810 (ix86_expand_special_args_builtin): Ditto.
5811 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5812 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5813 (udivmodqi4): Ditto.
5814 (absneg splitters): Ditto.
5815 (*jcc_bt<mode>_1): Ditto.
5817 2016-04-19 Richard Biener <rguenther@suse.de>
5819 PR tree-optimization/70724
5820 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5821 restoring out from ...
5822 (free_scc_vn): ... here.
5823 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5824 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5826 (pass_fre::execute): Restore SSA info.
5828 2016-04-19 Richard Biener <rguenther@suse.de>
5830 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5831 * gimple-walk.c (walk_gimple_op): Initialize it.
5832 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5833 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5834 remapping SSA names of defs.
5835 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5838 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5841 * lra-constraints.c (equiv_substition_p): New.
5842 (process_alt_operands): Use it.
5843 (swap_operands): Swap it.
5844 (curr_insn_transform): Update it.
5846 2016-04-18 Michael Matz <matz@suse.de>
5848 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5849 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5850 * tree-core.h (tree_type_common.align): Use bit-field.
5851 (tree_type_common.spare): New.
5852 (tree_decl_common.off_align): Make smaller.
5853 (tree_decl_common.align): Use bit-field.
5855 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5856 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5857 (scan_sharing_clauses): Ditto.
5858 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5859 (omp_finish_file): Ditto.
5860 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5861 (layout_decl): Ditto.
5862 (relayout_decl): Ditto.
5863 (finalize_record_size): Use SET_TYPE_ALIGN.
5864 (finalize_type_size): Ditto.
5865 (finish_builtin_struct): Ditto.
5866 (layout_type): Ditto.
5867 (initialize_sizetypes): Ditto.
5868 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5869 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5870 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5871 (get_chain_field): Ditto.
5872 (get_trampoline_type): Ditto.
5873 (get_nl_goto_field): Ditto.
5874 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5876 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5877 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5878 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5879 (build_qualified_type): Use SET_TYPE_ALIGN.
5880 (build_aligned_type, build_range_type_1): Ditto.
5881 (build_atomic_base): Ditto.
5882 (build_common_tree_nodes): Ditto.
5883 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5884 (expand_one_stack_var_at): Ditto.
5885 * coverage.c (build_var): Use SET_DECL_ALIGN.
5886 * except.c (init_eh): Ditto.
5887 * function.c (assign_parm_setup_block): Ditto.
5888 * symtab.c (increase_alignment_1): Ditto.
5889 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5890 * tree-vect-stmts.c (ensure_base_align): Ditto.
5891 * varasm.c (align_variable): Ditto.
5892 (assemble_variable): Ditto.
5893 (build_constant_desc): Ditto.
5894 (output_constant_def_contents): Ditto.
5896 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5897 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5898 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5899 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5900 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5902 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5905 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5906 replace %vmovsd with "%vmovq".
5907 (vec_concatv2df): Likewise.
5909 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5911 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5912 (*vec_extractv2si_0): Ditto.
5913 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5914 (zero_extended_scalar_load_operand splitters): Ditto.
5915 (vec_extract splitters): Ditto.
5916 (*vec_extractv4si_0_zext): Ditto.
5917 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5919 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5920 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5921 (*sse4_1_extractps): Use lowpart_subreg.
5922 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5924 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5926 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5928 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5929 Mention Solaris 11 packaging changes.
5930 Update gas and gld requirements.
5931 Remove reference to pre-Solaris 10 bug.
5932 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5934 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5937 2016-04-17 Jan Hubicka <jh@suse.cz>
5939 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5940 max_loop_iterations_int.
5942 2016-04-18 Richard Biener <rguenther@suse.de>
5944 PR tree-optimization/43434
5945 * tree-ssa-structalias.c (struct vls_data): New.
5946 (visit_loadstore): Handle all pointer-based accesses.
5947 (compute_dependence_clique): Compute a bitmap of restrict tags
5948 assigned bases and pass it to visit_loadstore.
5950 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5953 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5954 armv8.1-a and armv8.1-a+crc.
5956 2016-04-18 Richard Biener <rguenther@suse.de>
5958 PR tree-optimization/70701
5959 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5960 references after translating through a memcpy.
5962 2016-04-18 Richard Biener <rguenther@suse.de>
5964 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5965 (compute_antic): ... here. For partial antic use regular
5966 postorder and scrap iteration.
5967 (compute_partial_antic_aux): Remove unused return value.
5968 (init_pre): Do not allocate postorder.
5969 (fini_pre): Do not free postorder.
5971 2016-04-18 Richard Biener <rguenther@suse.de>
5974 * expmed.c (extract_bit_field_1): Remove broken case
5975 using a wider MODE_INT mode.
5977 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5979 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5980 unless compiling with at least GCC-4.8.
5982 2016-04-17 Jan Hubicka <jh@suse.cz>
5985 * graphite.c (graphite_finalize): Update call to
5986 tree_estimate_probability.
5987 * predict.h (tree_estimate_probability): Update prototype.
5989 2016-04-17 Jan Hubicka <jh@suse.cz>
5991 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
5992 (tree_estimate_probability): Likewise.
5993 (pass_profile::execute): Update.
5994 (report_predictor_hitrates): New function.
5995 * profile.c (compute_branch_probabilities): Use it.
5996 * predict.h (report_predictor_hitrates): Declare.
5998 2016-04-17 Jan Hubicka <jh@suse.cz>
6001 * cgraph.h (cgraph_node::set_const_flag,
6002 cgraph_node::set_pure_flag): Update prototype to return bool;
6004 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
6005 of interposable symbol are interposable, too.
6006 (cgraph_set_const_flag_1): Rename to ...
6007 (set_const_flag_1): ... this one; change to self recursive function
6008 instead of call_for_symbol_thunks_and_aliases. Handle correctly
6009 clearnig the flag in all variants and also virtual thunks of const
6010 functions are pure; track if any change was done.
6011 (cgraph_node::set_const_flag): Update.
6012 (struct set_pure_flag_info): New struct.
6013 (cgraph_set_pure_flag_1): Rename to ...
6014 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
6015 rather than pointer encoded flags; track if any changes was done;
6016 handle correctly clearning flag and setting flag of aliases already
6018 (cgraph_node::set_pure_flag): Update.
6019 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
6021 2016-04-17 Tom de Vries <tom@codesourcery.com>
6024 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
6027 2016-04-17 Tom de Vries <tom@codesourcery.com>
6029 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
6030 '{}<> ' as escape-for-record.
6032 2016-04-17 Tom de Vries <tom@codesourcery.com>
6034 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
6037 2016-04-17 Tom de Vries <tom@codesourcery.com>
6040 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
6041 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
6042 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
6043 * passes.c (finish_optimization_passes): Only call
6044 finish_graph_dump_file if dfi->graph_dump_initialized.
6045 (execute_function_dump, pass_init_dump_file): Use
6046 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
6048 2016-04-17 Tom de Vries <tom@codesourcery.com>
6050 PR tree-optimization/70256
6051 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
6052 (debug_varmap): New function.
6054 2016-04-17 Tom de Vries <tom@codesourcery.com>
6057 * passes.c (pass_manager::register_pass): Propagate pflags.
6059 2016-04-17 Tom de Vries <tom@codesourcery.com>
6062 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
6063 * passes.c (pass_manager::pass_manager): Declare and init p_start in
6064 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
6065 check if it's equal to p_start.
6066 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6068 2016-04-15 Jan Hubicka <jh@suse.cz>
6071 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6072 function does not bind to current def.
6073 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6074 handle conservatively calls to functions that does not need to bind
6076 (check_call): Update call of worse_state.
6077 (ignore_edge_for_nothrow): Update.
6078 (ignore_edge_for_pure_const): Likewise.
6079 (propagate_pure_const): Update calls to worse_state.
6080 (skip_function_for_local_pure_const): Reformat comments.
6082 2016-04-15 Jan Hubicka <jh@suse.cz>
6085 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6086 (cgraph_node::function_symbol): Likewise.
6087 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6088 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6089 (symtab_node::ultimate_alias_target): Add REF parameter.
6090 (symtab_node::binds_to_current_def_p): Declare.
6091 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6092 (cgraph_node::function_symbol): Likewise.
6093 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6094 (cgraph_node::get_availability): Likewise.
6095 (cgraph_edge::binds_to_current_def_p): New inline function.
6096 (varpool_node::get_availability): Add REF parameter.
6097 (varpool_node::ultimate_alias_target): Likewise.
6098 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6099 (symtab_node::binds_to_current_def_p): Likewise.
6100 * varpool.c (varpool_node::get_availability): Likewise.
6102 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6105 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6106 Fix mode size check.
6108 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6110 * BASE-VER: Set to 7.0.0.
6112 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6114 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6116 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6118 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6119 architecture revisions.
6121 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6123 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6124 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6125 * config/i386/i386.md (stack decrement to push peepholes): Guard
6126 with !x86_using_red_zone ().
6128 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6131 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6132 to dump_generic_node.
6133 (NIY): Pass also flags to do_niy.
6135 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6137 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6138 (simd_clone_vector_of_formal_parm_types)
6139 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6140 (simd_clone_mangle, simd_clone_create)
6141 (simd_clone_adjust_return_type, create_tmp_simd_array)
6142 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6143 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6144 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6145 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6146 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6147 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6148 * omp-simd-clone.c: ... this new file.
6149 (simd_clone_vector_of_formal_parm_types): Make it static.
6150 * Makefile.in (OBJS): Add omp-simd-clone.o.
6152 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6155 * config/i386/sse.md: Use proper memory operand modifiers.
6158 2016-04-15 Richard Biener <rguenther@suse.de>
6159 Alan Modra <amodra@gmail.com>
6161 PR tree-optimization/70130
6162 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6163 when alignment stays not the same and no not use the realign
6166 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6169 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6170 direct move handlers for KFmode. Change TFmode handlers test from
6171 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6173 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6176 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6177 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6178 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6179 * tree-ssa-live.c (remove_unused_scope_block_p): When
6180 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6181 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6182 block_ultimate_origin is FUNCTION_DECL.
6183 (remove_unused_locals): If current_function_decl is
6184 polymorphic_ctor_dtor_p, pass initial true to
6185 remove_unused_scope_block_p' is_ctor_dtor_block.
6187 2016-04-14 Martin Sebor <msebor@redhat.com>
6192 * doc/extend.texi (Variable Length): Revert.
6194 2016-04-14 Marek Polacek <polacek@redhat.com>
6195 Jan Hubicka <hubicka@ucw.cz>
6198 * tree.c (verify_type): Disable the canonical type of main variant
6201 2016-04-14 Jason Merrill <jason@redhat.com>
6203 * cfgexpand.c, expr.c: Revert previous change.
6205 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6208 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6209 when building a mem ref for the incoming reduction variable.
6211 2016-04-14 Richard Biener <rguenther@suse.de>
6213 PR tree-optimization/70614
6214 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6215 loop if the evolution dropped to chrec_dont_know.
6216 (interpret_condition_phi): Likewise.
6218 2016-04-14 Richard Biener <rguenther@suse.de>
6220 PR tree-optimization/70623
6221 * tree-ssa-pre.c (changed_blocks): Make global ...
6222 (compute_antic): ... local here. Move and fix worklist
6223 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6224 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6225 worklist handling, dump when ANTIC_IN changed.
6226 (compute_partial_antic_aux): Remove worklist handling.
6227 (init_pre): Do not compute post dominators. Add a comment about
6228 the CFG order chosen.
6229 (fini_pre): Do not free post dominators.
6231 2016-04-13 Martin Sebor <msebor@redhat.com>
6236 * doc/extend.texi (Variable Length): Document C++ specifics.
6238 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6241 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6242 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6243 eh edges have been purged.
6246 * tree-sra.c (create_access_replacement,
6247 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6249 * tree-pretty-print.c (dump_fancy_name): New function.
6250 (dump_decl_name, dump_generic_node): Use it.
6252 2016-04-13 Jason Merrill <jason@redhat.com>
6254 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6255 * expr.c (expand_expr_real_1): Likewise.
6257 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6259 * config/i386/i386.md (kunpckhi): Swap operands.
6260 (kunpcksi): Likewise.
6261 (kunpckdi): Likewise.
6262 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6263 (vec_pack_trunc_<mode>): Likewise.
6265 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6268 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6271 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6272 gimplification turns some element into non-constant.
6275 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6276 * explow.c (convert_memory_address_addr_space_1): No longer static,
6277 add NO_EMIT argument and don't call convert_modes if true, pass
6278 it down recursively, remove break after return.
6279 (convert_memory_address_addr_space): Adjust caller.
6280 * simplify-rtx.c (simplify_unary_operation_1): Call
6281 convert_memory_address_addr_space_1 instead of convert_memory_address,
6282 if it returns NULL, don't simplify.
6284 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
6287 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
6289 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6291 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6292 Bump the upper SIMDLEN limits, so that if the return type or
6293 characteristic type if the return type is void can be passed in
6294 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
6297 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6300 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
6301 Do not use "=" constraint on an input constraint.
6302 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6303 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6304 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
6305 generates (neg (abs ...)) instead of (abs ...).
6307 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6309 PR rtl-optimization/70596
6310 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
6311 just invalidate LRA data and reset them. Adjust dump wording.
6313 2016-04-12 Martin Liska <mliska@suse.cz>
6316 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6318 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6320 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6321 max_loop_iterations_int.
6322 (tree_unswitch_outer_loop): Likewise.
6323 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6324 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6326 2016-04-12 Tom de Vries <tom@codesourcery.com>
6328 PR tree-optimization/68756
6329 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
6330 instead of new_name.
6332 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6334 PR tree-optimization/70602
6335 * tree-sra.c (generate_subtree_copies): Don't write anything into
6336 constant pool decls.
6338 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
6339 regardless whether there are depend clauses or not.
6341 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6344 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
6345 target attribute and pragma from changing the -mfloat128
6346 and -mfloat128-hardware options.
6348 * doc/extend.texi (Additional Floating Types): Document PowerPC
6349 __float128 restrictions.
6351 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6354 * config/aarch64/driver-aarch64.c
6355 (aarch64_get_extension_string_for_isa_flags): New.
6356 (arch_extension): Rename to...
6357 (aarch64_arch_extension): ...This.
6358 (ext_to_feat_string): Rename to...
6359 (aarch64_extensions): ...This.
6360 (aarch64_core_data): Keep track of architecture extension flags.
6361 (cpu_data): Rename to...
6362 (aarch64_cpu_data): ...This.
6363 (aarch64_arch_driver_info): Keep track of architecture extension
6365 (get_arch_name_from_id): Rename to...
6366 (get_arch_from_id): ...This, change return type.
6367 (host_detect_local_cpu): Update and reformat for renames, handle
6368 extensions through common infrastructure.
6370 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6373 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
6374 track of a canonical flag name.
6375 (all_extensions): Likewise.
6376 (arch_to_arch_name): Also track extension flags enabled by the arch.
6377 (all_architectures): Likewise.
6378 (aarch64_parse_extension): Move to here.
6379 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
6381 (aarch64_rewrite_selected_cpu): Update for above change.
6382 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
6383 are handled, such that the single explicit value enabled by an
6384 extension is kept seperate from the implicit values it also enables.
6385 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
6387 (aarch64_parse_extension): New.
6388 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
6389 here to config/aarch64/aarch64-protos.h.
6390 (aarch64_parse_extension): Move from here to
6391 common/config/aarch64/aarch64-common.c.
6392 (aarch64_option_print): Update.
6393 (aarch64_declare_function_name): Likewise.
6394 (aarch64_start_file): Likewise.
6395 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
6396 the canonical flag for extensions.
6397 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
6400 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6402 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
6405 2016-04-09 Tom de Vries <tom@codesourcery.com>
6407 PR tree-optimization/68953
6408 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
6409 first to last subscript.
6411 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6413 PR tree-optimization/70586
6414 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6417 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6421 PR tree-optimization/70373
6425 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6426 clauses for acc parallel reductions as necessary. Error on those
6428 * omp-low.c (scan_sharing_clauses): Don't install variables which
6429 are used in acc parallel reductions.
6430 (lower_rec_input_clauses): Remove dead code.
6431 (lower_oacc_reductions): Add support for reference reductions.
6432 (lower_reduction_clauses): Remove dead code.
6433 (lower_omp_target): Don't remap variables appearing in acc parallel
6435 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6437 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6440 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6441 with multiple SSA_NAME defs, force the outputs other than first
6442 to be live before calling live_track_process_def on each output.
6444 PR rtl-optimization/70574
6445 * fwprop.c (forward_propagate_and_simplify): Don't add
6446 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6447 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6448 paradoxical subregs within *loc.
6450 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6452 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6453 -ftree-parallelize-loops={0,1}.
6454 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6455 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6456 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6457 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6458 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6460 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6463 * asan.c (instrument_derefs): If we get unknown location, extract it
6465 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6467 2016-04-08 Tom de Vries <tom@codesourcery.com>
6469 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6470 implicit firstprivate clause.
6472 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6475 * config/arm/thumb2.md (tst + branch-> lsls + branch
6476 peephole below *orsi_not_shiftsi_si): Require that condition
6477 register is dead after the peephole.
6478 (second peephole after the above): Likewise.
6480 2016-04-08 Alan Modra <amodra@gmail.com>
6483 * builtins.c (fold_builtin_classify): For IBM extended precision,
6484 look at just the high-order double to test for NaN.
6485 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6486 test just the high double for Inf but both doubles for subnormal
6489 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6491 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6492 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6493 node->simdclone->mask_mode != VOIDmode masks.
6494 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6495 earlier, use it instead of node->simdclone.
6496 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6497 Set clonei->mask_mode.
6499 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6502 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6503 Pass it through to cp_parser_already_scoped_statement.
6504 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6505 it through to cp_parser_statement.
6506 (cp_parser_statement): Pass IF_P through to
6507 cp_parser_iteration_statement.
6508 (cp_parser_pragma): Adjust call to
6509 cp_parser_iteration_statement.
6511 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6514 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6515 resolve a future -Wparentheses warning.
6516 * omp-low.c (scan_sharing_clauses): Likewise.
6517 * tree-parloops.c (eliminate_local_variables): Likewise.
6519 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6521 PR rtl-optimization/70398
6522 * lra-constraints.c (process_address_1): Check zero scale and code
6523 for reloading with zero scale.
6525 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6527 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6528 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6530 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6532 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6533 Add support for AVX512F clones, include them by default for
6534 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6535 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6539 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6540 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6541 firstprivate clauses.
6542 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6543 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6544 (lower_omp_target): Set TREE_NO_WARNING for
6545 non-addressable possibly uninitialized vars which are copied into
6546 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6548 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6550 * config/pa/predicates.md (integer_store_memory_operand): Accept
6551 REG+D operands with a large offset when reload_in_progress is true.
6552 (floating_point_store_memory_operand): Likewise.
6554 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6557 * match.pd (nested int casts): Limit to GIMPLE.
6559 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6562 * ipa-devirt.c (maybe_record_node): Fix comment; use
6563 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6565 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6567 PR rtl-optimization/70542
6568 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6569 if there are any uses other than insn or debug insns.
6571 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6572 Jakub Jelinek <jakub@redhat.com>
6574 PR tree-optimization/70509
6575 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6576 Shift HOST_WIDE_INT_1U instead of 1.
6578 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6580 PR tree-optimization/70509
6581 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6582 of the vector base type for index.
6584 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6587 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6589 2016-04-05 Richard Biener <rguenther@suse.de>
6591 PR tree-optimization/70526
6592 * tree-sra.c (build_ref_for_offset): Use prev_base to
6593 extract the alias pointer type.
6595 2016-04-05 Richard Biener <rguenther@suse.de>
6597 * dse.c (struct store_info): Remove alias_set member.
6598 (struct read_info_type): Likewise.
6599 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6600 spill_deleted, clear_alias_set_lookup): Remove.
6601 (get_group_info): Remove dead base == NULL_RTX case.
6602 (dse_step0): Remove initialization of removed variables.
6603 (delete_dead_store_insn): Reomve alias set dumping.
6604 (free_read_records): Remove alias_set handling.
6605 (canon_address): Remove alias_set_out parameter.
6606 (record_store): Remove spill_alias_set, it's always zero.
6607 (check_mem_read_rtx): Likewise.
6608 (dse_step2): Rename from ...
6609 (dse_step2_nospill): ... this. Adjust.
6610 (scan_stores): Rename from ...
6611 (scan_stores_nospill): ... this.
6612 (scan_reads): Rename from ...
6613 (scan_reads_nospill): ... this.
6614 (scan_stores_spill, scan_reads_spill): Remove.
6615 (dse_step3_scan): Remove for_spills argument which is always false.
6616 (dse_step3): Likewise.
6617 (dse_step5): Rename from ...
6618 (dse_step5_nospill): ... this. Remove alias_set handling.
6619 (rest_of_handle_dse): Adjust.
6621 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6624 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6625 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6626 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6627 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6629 2016-04-05 Richard Biener <rguenther@suse.de>
6632 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6633 non-register type temporaries into SSA.
6635 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6638 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6639 calls when sanitizing.
6640 (possible_polymorphic_call_target_p): Fix formatting.
6642 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6643 Jakub Jelinek <jakub@redhat.com>
6646 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6647 to ensure a call statement is compatible with a built-in's
6649 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6652 2016-04-04 Richard Biener <rguenther@suse.de>
6654 PR rtl-optimization/70484
6655 * rtl.h (canon_output_dependence): Declare.
6656 * alias.c (canon_output_dependence): New function.
6657 * dse.c (record_store): Use canon_output_dependence rather
6658 than canon_true_dependence.
6660 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6663 * cgraph.h (symtab_node::copy_visibility_from): New function.
6664 * symtab.c (symtab_node::copy_visibility_from): New function.
6665 * ipa-visibility.c (optimize_weakref): New function.
6666 (function_and_variable_visibility): Use it.
6668 2016-04-04 Martin Liska <mliska@suse.cz>
6671 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6672 value that is really in range handled by SBR instruction.
6673 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6674 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6675 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6677 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6681 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6682 set, but not for SP_REG operands.
6684 2016-04-02 Martin Sebor <msebor@redhat.com>
6687 * fold-const.c (maybe_nonzero_address): New function.
6688 (fold_comparison): Call it. Fold equality and relational
6689 expressions involving null pointers.
6690 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6692 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6694 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6695 the "Y" constraint (scalar FP 0.0 immediate).
6697 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6698 Add the "const_double" to the list of operand constraints.
6700 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6702 PR rtl-optimization/70467
6703 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6704 If low word of the last operand is 0, just emit addition/subtraction
6707 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6710 * config/s390/s390.c (s390_expand_insv): Check for everything
6711 constant instead of just VOIDmode stuff.
6713 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6716 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6718 2016-04-01 Nathan Sidwell <nathan@acm.org>
6720 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6722 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6724 PR rtl-optimization/70461
6725 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6728 2016-03-31 Martin Liska <mliska@suse.cz>
6731 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6732 a tree value or an immediate integer value to a buffer
6733 that is eventually copied to a BRIG section.
6734 (emit_immediate_operand): Call the function here.
6735 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6736 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6737 of class' fields that are removed.
6738 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6739 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6740 m_brig_repr_size fields.
6742 2016-03-31 Martin Liska <mliska@suse.cz>
6745 * hsa-gen.c (hsa_function_representation::update_dominance): New
6747 (convert_addr_to_flat_segment): Likewise.
6748 (gen_hsa_memory_set): New alignment argument.
6749 (gen_hsa_ctor_assignment): Likewise.
6750 (gen_hsa_insns_for_single_assignment): Provide alignment
6751 to gen_hsa_ctor_assignment.
6752 (gen_hsa_insns_for_direct_call): Add new argument.
6753 (expand_lhs_of_string_op): New function.
6754 (expand_string_operation_builtin): Likewise.
6755 (expand_memory_copy): New function.
6756 (expand_memory_set): New function.
6757 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6758 (convert_switch_statements): Change signature.
6759 (generate_hsa): Use a return value of the function.
6760 (pass_gen_hsail::execute): Do not call
6761 convert_switch_statements here.
6762 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6763 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6764 (hsa_function_representation::update_dominance): New function.
6766 2016-03-31 Martin Liska <mliska@suse.cz>
6769 * hsa-brig.c (emit_directive_variable): Emit alignment
6770 according to hsa_symbol::m_align.
6771 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6772 (dump_hsa_symbol): Dump alignment of HSA symbols.
6773 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6774 (gen_hsa_addr_with_align): New function.
6775 (hsa_bitmemref_alignment): Use newly added function.
6776 (gen_hsa_insns_for_load): Likewise.
6777 (gen_hsa_insns_for_store): Likewise.
6778 (gen_hsa_memory_copy): New argument added.
6779 (gen_hsa_insns_for_single_assignment): Respect
6780 alignment for assignments processed via gen_hsa_memory_copy.
6781 (gen_hsa_insns_for_direct_call): Likewise.
6782 (gen_hsa_insns_for_return): Likewise.
6783 (gen_function_def_parameters): Set default alignment.
6784 * hsa.c (hsa_object_alignment): New function.
6785 (hsa_byte_alignment): Pasted function.
6786 * hsa.h (hsa_symbol::m_align): New field.
6788 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6790 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6791 scratch field for goto case.
6793 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6795 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6797 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6800 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6801 (scalar_chain::convert_insn): Call convert_op for reg
6802 moves to handle undefined registers.
6804 2016-03-31 Nathan Sidwell <nathan@acm.org>
6807 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6808 Assert we don't want to move backwards.
6810 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6813 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6815 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6817 PR rtl-optimization/70460
6818 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6819 with operand from REG_LABEL_OPERAND, instead substitute
6820 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6821 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6823 2016-03-31 Martin Liska <mliska@suse.cz>
6825 * passes.c (execute_one_pass): Do not call
6826 todo_after for a discarded function.
6828 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6830 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6831 (no_cost, infinite_cost): Initialize the new field.
6832 (get_computation_cost_at): Record setup cost.
6833 (determine_use_iv_cost_address): Skip cost computation for sub
6834 uses if we can estimate it without losing accuracy.
6836 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6838 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6840 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6841 max_loop_iterations_int.
6842 (tree_unswitch_outer_loop): Likewise.
6843 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6844 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6846 2016-03-30 Richard Biener <rguenther@suse.de>
6849 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6851 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6854 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6855 in gen_blendm expander.
6857 2016-03-30 Nick Clifton <nickc@redhat.com>
6860 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6861 case where we are already provided with an SImode SUBREG.
6863 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6866 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6867 conflict between DRAP register and __builtin_eh_return.
6869 2016-03-30 Michael Matz <matz@suse.de>
6870 Richard Biener <rguenther@suse.de>
6873 * ipa-polymorphic-call.c (struct type_change_info): Change
6874 speculative to an unsigned allowing to limit the work we do.
6875 (csftc_abort_walking_p): New inline function..
6876 (check_stmt_for_type_change): Limit the number of may-defs
6877 skipped for speculative devirtualization to
6878 max-speculative-devirt-maydefs.
6879 * params.def (max-speculative-devirt-maydefs): New param.
6880 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6882 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6885 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6888 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6890 PR tree-optimization/59124
6891 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6892 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6894 2016-03-29 Jeff Law <law@redhat.com>
6896 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6898 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6900 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6903 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6905 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6906 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6907 gcrt0.o if linking dynamically.
6909 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6912 * ipa-devirt.c (methods_equal_p): New function.
6913 (compare_virtual_tables): Use it.
6914 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6915 * cgraphclones.c (clone_function_name_1): Use
6916 symbol_table::symbol_suffix_separator.
6917 * coverage.c (build_var): Likewise.
6918 * symtab.c (symbol_table::symbol_suffix_separator): New.
6920 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6922 PR rtl-optimization/70429
6923 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6924 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6925 mode != result_mode.
6928 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6930 PR tree-optimization/70405
6931 * ssa-iterators.h (num_imm_uses): Add missing braces.
6933 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6935 PR rtl-optimization/68695
6936 * ira-color.c (allocno_copy_cost_saving): New.
6937 (improve_allocation): Use it.
6939 2016-03-29 Richard Henderson <rth@redhat.com>
6942 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6944 2016-03-29 Richard Biener <rguenther@suse.de>
6947 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6948 use alignment returned by get_pointer_alignment_1 if it is
6949 bigger than BITS_PER_UNIT.
6950 * builtins.c (get_pointer_alignment_1): Do not return true
6951 for alignment extracted from SSA info.
6953 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6955 * config/ft32/ft32.opt (mnodiv): New.
6956 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6957 * doc/invoke.texi (FT32 Options -mnodiv): New.
6959 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6962 * config/i386/i386.md (define_split, andn): Fix modes.
6964 2016-03-26 Richard Biener <rguenther@suse.de>
6965 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6968 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6970 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6971 as 2nd argument to cl_optimization_restore().
6973 2016-03-25 Richard Henderson <rth@redhat.com>
6976 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6977 * config/aarch64/aarch64-protos.h: Declare it.
6978 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6980 2016-03-25 Alan Modra <amodra@gmail.com>
6983 * config/rs6000/constraints.md (j): Simplify.
6984 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6986 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6987 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6988 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6989 in all constraint alternatives.
6990 (movtd_64bit_nodm): Delete "j" constraint alternative.
6992 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6994 * tree-ssa-propagate.c: Enhance docs for
6995 SSA_PROP_NOT_INTERESTING.
6997 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
6999 * doc/extend.texi: Fix typo in documentation to pure attribute.
7001 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
7004 * config/pa/pa.md (bswapdi2): Use a scratch register.
7006 2016-03-24 Richard Henderson <rth@redhat.com>
7009 * fold-const.c (extract_muldiv_1): Correct test for multiplication
7012 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
7014 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
7015 using ix86_expand_binary_operator instead of gen_andsi3.
7017 2016-03-24 Richard Biener <rguenther@suse.de>
7019 PR tree-optimization/70396
7020 * tree-vect-stmts.c (vectorizable_comparison): Use
7021 get_vectype_for_scalar_type.
7023 2016-03-24 Richard Biener <rguenther@suse.de>
7026 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
7027 with register bases.
7029 2016-03-24 Richard Biener <rguenther@suse.de>
7031 PR tree-optimization/70372
7032 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
7033 build_all_ones_cst to also handle vector types correctly.
7035 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7038 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
7041 2016-03-23 Marek Polacek <polacek@redhat.com>
7044 * doc/invoke.texi: Document -Wignored-attributes.
7046 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7048 PR tree-optimization/69042
7049 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
7050 parameter from 30 to 40.
7052 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7054 PR tree-optimization/69042
7055 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
7056 for use with constant offset stripped in base.
7058 2016-03-23 Richard Biener <rguenther@suse.de>
7061 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
7062 mode compatibility check.
7063 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7065 2016-03-23 Jeff Law <law@redhat.com>
7067 PR tree-optimization/64058
7068 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7070 (struct ssa_conflicts): Move up earlier in the file.
7071 (conflicts_, var_map_): New static variables.
7072 (initialize_conflict_count): New function to initialize the
7073 CONFLICT_COUNT field for each conflict pair.
7074 (compare_pairs): Lazily initialize the conflict count and use it
7075 as the first tie-breaker.
7076 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7077 and wipe conflicts_ and map_ around the call to qsort. Remove
7078 special case for 2 coalesce pairs.
7079 * bitmap.c (bitmap_count_unique_bits): New function.
7080 (bitmap_count_bits_in_word): New function, extracted from
7082 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7083 * bitmap.h (bitmap_count_unique_bits): Declare it.
7085 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7088 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7089 transparent alias chain for decl assembler name.
7090 * config/sol2.c (solaris_assemble_visibility): Likewise.
7092 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7094 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7096 (v10_fdivs): Likewise.
7097 (v10_fdivd): Likewise.
7099 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7102 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7103 to not call fclose twice on file.
7105 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7107 PR tree-optimization/70354
7108 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7109 oprnd0 is wider than oprnd1 and there is a cast from the wider
7110 type to oprnd1, mask it with the mask of the narrower type.
7113 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7114 Optimize TARGET_STV splitters, if high or low word of last argument
7117 2016-03-22 Jeff Law <law@redhat.com>
7120 tree-ssa-threadbackward.c
7121 (fsm_find_control_statement_thread_paths): Correctly distinguish
7122 between old style jump threads vs FSM jump threads.
7124 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7127 * config/i386/i386.c (scalar_chain::convert_op): Support
7128 uninitialized register usage case.
7130 2016-03-22 Richard Biener <rguenther@suse.de>
7133 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7135 (capture::gen_transform): ... to change behavior when substituting
7136 a condition into cond or not-cond expr context.
7137 (dt_simplify::gen_1): Adjust.
7138 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7139 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7140 last change and instead change to
7141 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7142 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7144 2016-03-22 Anthony Green <green@moxielogic.com>
7146 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7147 issue for moxiebox targets.
7148 (CC1PLUS_SPEC): Ditto.
7150 2016-03-22 Richard Biener <rguenther@suse.de>
7153 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7156 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7158 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7160 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7163 * config/i386/i386.c (def_builtin): Handle
7164 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7166 (const struct builtin_description bdesc_special_args[]):
7167 Remove duplicate ISA bits.
7169 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7172 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7173 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7174 in a way that works also for AVX512BW.
7177 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7178 instead of source if operands[1] is xmm16 and above and
7179 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7180 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7183 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7184 on assign if (*from_p) is a comparison, set it to
7185 TREE_NO_WARNING (*from_p).
7187 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7190 * lra.c (restore_scratches): Ignore deleted insns.
7192 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7193 Jakub Jelinek <jakub@redhat.com>
7195 PR tree-optimization/70317
7196 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7199 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7202 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7203 of ix86_expand_move.
7205 (movti): Use general_operand for operand 1 predicate.
7207 2016-03-21 Martin Liska <mliska@suse.cz>
7209 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7211 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7213 2016-03-21 Martin Liska <mliska@suse.cz>
7216 * ipa-icf.c (sem_function::parse): Skip static
7217 constructors and destructors.
7219 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7222 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7223 function-like macro, peek following token(s) if it is followed
7224 by CPP_OPEN_PAREN token with optional padding in between, and
7225 if not, don't treat it like a macro.
7227 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7228 Alexander Monakov <amonakov@ispras.ru>
7230 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7231 for the stabs debug format.
7233 2016-03-21 Richard Biener <rguenther@suse.de>
7235 PR tree-optimization/70310
7236 * tree-vect-generic.c (expand_vector_condition): Fold the built
7239 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7242 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7243 Block third alternative for AVX-512VL target,
7245 2016-03-21 Martin Liska <mliska@suse.cz>
7248 * hsa-brig.c (emit_function_directives): Mark unemitted
7249 global variables for emission.
7250 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7251 (get_symbol_for_decl): Likewise.
7252 * hsa.h (struct hsa_symbol): New flag.
7254 2016-03-21 Richard Biener <rguenther@suse.de>
7256 PR tree-optimization/70288
7257 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7258 we do not estimate unsimplified all-constant conditionals or
7259 switches as optimized away.
7261 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7263 PR rtl-optimization/69102
7264 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7265 when we have a readonly dependency context.
7267 2016-03-18 Jeff Law <law@redhat.com>
7269 PR rtl-optimization/70263
7270 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7271 (update_equiv_regs): When trying to move a store to after the insn
7272 that sets the source of the store, make sure the store occurs after
7273 the insn that sets the source of the store. When successful note
7274 the REG_EQUIV note created in the dump file.
7276 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
7277 Bernd Schmidt <bschmidt@redhat.com>
7279 * doc/extend.texi: Document more potential problems with basic asms.
7281 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
7283 PR rtl-optimization/70278
7284 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
7287 2016-03-18 Jason Merrill <jason@redhat.com>
7289 * calls.c (load_register_parameters): Fix zero size sibcall logic.
7291 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
7293 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
7294 values to 128b regs.
7296 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7298 PR tree-optimization/70252
7299 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
7300 boolean vector has a proper number of elements.
7301 (supportable_narrowing_operation): Likewise.
7303 2016-03-18 Tom de Vries <tom@codesourcery.com>
7306 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
7308 2016-03-18 Jakub Jelinek <jakub@redhat.com>
7310 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
7311 instead of replace_rtx for DEBUG_INSNs.
7313 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7315 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
7316 load type reservations.
7318 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
7321 * config/pa/constraints.md: Revert 2015-02-13 change. Use
7322 define_constraint for "Q" and "T" constraints.
7324 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
7326 Tweak the pipeline model for Exynos M1
7328 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
7331 2016-03-17 David Malcolm <dmalcolm@redhat.com>
7334 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
7335 where one or both locations aren't within a line_map.
7337 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
7340 * opts.c (finish_options): Don't set flag_pie to the default if
7341 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
7344 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
7346 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
7347 true as ALL_REGS argument to replace_rtx.
7349 2016-03-17 Richard Biener <rguenther@suse.de>
7352 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
7355 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7358 * rtl.h (replace_rtx): Add ALL_REGS argument.
7359 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
7360 equality and assert mode is the same, instead of just rtx pointer
7362 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
7363 true as ALL_REGS argument to replace_rtx.
7365 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
7367 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
7368 for boolean vector with vector mode only.
7369 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7371 2016-03-17 Nick Clifton <nickc@redhat.com>
7374 * config/rx/rx.c (rx_print_integer): Print negative constants in
7377 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7380 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
7382 2016-03-16 Richard Henderson <rth@redhat.com>
7383 Richard Biener <rguenth@suse.de>
7388 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
7389 first operand as is_gimple_condexpr.
7394 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
7395 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
7396 Do not gimplify the result.
7397 (do_unop): Adjust call to tree_vec_extract.
7398 (do_binop): Likewise.
7399 (do_compare): Likewise.
7400 (do_plus_minus): Likewise.
7401 (do_negate): Likewise.
7402 (expand_vector_condition): Likewise.
7403 (do_cond): Likewise.
7405 2016-03-16 Richard Henderson <rth@redhat.com>
7408 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
7409 (aarch64_classify_address): Use it.
7410 (aarch64_legitimize_address): Force all subexpressions of PLUS
7411 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7413 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7414 Richard Biener <rguenth@suse.de>
7417 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7418 return to even if only REGNO is equal, and assert
7421 2016-03-11 Jeff Law <law@redhat.com>
7423 PR rtl-optimization/70224
7424 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7426 2016-03-16 Richard Henderson <rth@redhat.com>
7429 * function.h (struct function): Add has_forced_label_in_static.
7430 * gimplify.c (force_labels_r): Set it.
7431 * lto-streamer-in.c (input_struct_function_base): Read it.
7432 * lto-streamer-out.c (output_struct_function_base): Write it.
7433 * tree-inline.c (has_label_address_in_static_1): Remove.
7434 (copy_forbidden): Remove fndecl parameter; test
7435 has_forced_label_in_static.
7436 (inline_forbidden_p): Update call to copy_forbidden.
7437 (tree_versionable_function_p): Likewise.
7438 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7439 (chkp_versioning): Likewise.
7440 * tree-inline.h (copy_forbidden): Update decl.
7442 2016-03-16 Marek Polacek <polacek@redhat.com>
7445 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7446 function being thunked if the result type doesn't have fixed size.
7447 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7448 doesn't have fixed size.
7450 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7452 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7453 reporting malformed loop nest.
7455 2016-03-16 Tom de Vries <tom@codesourcery.com>
7458 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7459 nodes.length () == 1 test to before first nodes[0] access.
7461 2016-03-16 Tom de Vries <tom@codesourcery.com>
7463 PR tree-optimization/68715
7464 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7467 2016-03-16 Tom de Vries <tom@codesourcery.com>
7469 PR tree-optimization/68809
7470 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7473 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7474 Sandra Loosemore <sandra@codesourcery.com>
7476 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7477 on leaf attribute. Mention ELF interposition problems.
7479 2016-03-16 Alan Modra <amodra@gmail.com>
7481 PR rtl-optimization/69195
7482 PR rtl-optimization/47992
7483 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7486 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7489 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7491 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7493 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7495 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7497 PR rtl-optimization/70222
7498 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7499 optimization if mode is different from result_mode, queue up masking
7500 of the result in outer_op. Formatting fix.
7503 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7506 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7508 PR rtl-optimization/69032
7509 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7510 looping backwards over basic block insns.
7512 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7515 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7516 to non-speculative when propagating trap bits.
7518 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7520 PR rtl-optimization/63384
7521 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7524 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7527 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7528 factored out from ...
7529 (sched_analyze_insn): ... here.
7530 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7531 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7532 get_implicit_reg_pending_clobbers in it.
7533 (setup_id_reg_sets): Use setup_id_implicit_regs.
7534 (deps_init_id): Ditto.
7536 2016-03-15 Tom de Vries <tom@codesourcery.com>
7539 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7541 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7542 execute_function_dump.
7543 (execute_one_pass): Don't dump function if it will be dumped after ipa
7546 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7548 * genrecog.c (match_pattern_2): If pred is NULL don't call
7549 safe_predicate_mode on it.
7551 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7554 * lra-constraints.c (delete_move_and_clobber): Change assertion
7555 to also allow dregno == 0.
7557 2016-03-14 Richard Henderson <rth@redhat.com>
7560 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7561 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7562 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7563 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7566 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7569 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7571 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7573 * lra-constraints.c (split_reg): For hard regs, try to find the
7574 biggest single-register mode used in the function.
7576 2016-03-14 Richard Biener <rguenther@suse.de>
7578 PR tree-optimization/56365
7579 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7580 constants to compare against.
7582 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7585 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7586 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7587 (define_split for the GPR case): Use int_reg_operand instead of
7588 gpc_reg_operand for the output.
7590 2016-03-14 Tom de Vries <tom@codesourcery.com>
7592 PR tree-optimization/70045
7593 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7594 create_empty_if_region_on_edge argument.
7596 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7598 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7599 (STACK_CHECK_PROTECT): Likewise.
7600 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7601 (STACK_CHECK_PROTECT): Likewise.
7602 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7603 (STACK_CHECK_PROTECT): Likewise.
7604 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7605 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7606 (STACK_CHECK_PROTECT): Likewise.
7608 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7610 PR rtl-optimization/69307
7611 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7612 registers in modes that span more than one register.
7614 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7617 * lra-constraints.c (delete_move_and_clobber): New.
7618 (remove_inheritance_pseudos): Use it.
7620 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7623 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7624 the libcall is LCT_THROW.
7625 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7626 for the checking routine.
7628 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7631 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7632 optimization if we have direct move.
7633 (roundu32<mode>2_fprs): Likewise.
7635 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7638 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7640 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7641 Arguments swapped. All callers changed. Take reg_renumber into
7642 account, and Calculate and compare register ranges for hard regs.
7644 2016-03-11 Jeff Law <law@redhat.com>
7646 PR tree-optimization/70190
7647 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7648 Handle cases where we can not extract the taken edge, even though we
7649 found a constant value.
7651 PR tree-optimization/64058
7652 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7653 (num_coalesce_pairs): Move up earlier in file.
7654 (find_coalesce_pair): Initialize the INDEX field for each pair
7656 (compare_pairs): No longer sort on the elements in each pair.
7657 Instead break ties with the index of the coalesce pair.
7659 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7662 * config/aarch64/aarch64-protos.h
7663 (aarch64_save_restore_target_globals): New prototype.
7664 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7665 Call the above when popping pragma.
7666 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7668 (aarch64_set_current_function): Rewrite using the above.
7670 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7672 PR tree-optimization/70177
7673 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7674 (extract_ops_from_tree): ... this. In the 2 argument
7675 overload remove _1 suffix.
7676 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7677 (extract_ops_from_tree): ... this.
7678 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7680 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7681 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7682 extract_ops_from_tree instead of 2 operand one.
7684 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7686 PR tree-optimization/70013
7687 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7688 for constant-pool entries.
7690 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7692 PR rtl-optimization/70174
7693 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7694 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7696 PR tree-optimization/70169
7697 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7698 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7701 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7702 Jakub Jelinek <jakub@redhat.com>
7705 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7706 of uninitialized values.
7708 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7710 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7712 ("*trunctddd2"): New pattern definition.
7713 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7716 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7718 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7719 definitions for BFP and DFP rounding modes.
7720 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7721 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7722 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7723 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7726 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7728 * config/s390/constraints.md: Adjust comment.
7729 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7730 s390_decompose_addrstyle_without_index.
7731 * config/s390/predicates.md (shift_count_or_setmem_operand):
7732 Rename to setmem_operand.
7733 * config/s390/s390-protos.h
7734 (s390_decompose_shift_count): Rename to
7735 s390_decompose_addrstyle_without_index.
7736 * config/s390/s390.c (s390_decompose_shift_count)
7737 (s390_mem_constraint, print_shift_count_operand)
7738 (print_operand_address, print_operand): Rename
7739 s390_decompose_shift_count to
7740 s390_decompose_addrstyle_without_index and rename
7741 print_shift_count_operand to print_addrstyle_operand troughout the
7743 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7744 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7745 Rename shift_count_or_setmem_operand to setmem_operand.
7746 * config/s390/vx-builtins.md ("vec_insert<mode>")
7747 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7750 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7753 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7754 Handle overlapping retval and newval.
7756 2016-03-10 Nick Clifton <nickc@redhat.com>
7759 * config/aarch64/aarch64.c
7760 (aarch64_override_options_after_change_1): When forcing
7761 flag_omit_frame_pointer to be true, use a special value that can
7762 be detected if this function is called again, thus preventing
7763 flag_omit_leaf_frame_pointer from being forced to be false.
7765 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7767 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7768 Set x_flag_omit_leaf_frame_pointer when handling
7769 -momit-leaf-frame-pointer.
7771 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7774 * cgraph.c (cgraph_node::dump): Dump split_part and
7775 indirect_call_target.
7776 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7777 * ipa.c (has_addr_references_p): Cleanup.
7778 (is_indirect_call_target_p): New.
7779 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7780 called indirectly as local.
7781 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7783 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7786 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7787 on cxa_pure_virtual.
7789 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7792 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7794 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7797 * tree.c (need_assembler_name_p): Only record main variant type names.
7799 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7802 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7803 Always define to 0 or 1.
7804 (TARGET_FIX_ERR_A53_843419): New macro.
7805 * config/aarch64/aarch64-elf-raw.h
7806 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7807 * config/aarch64/aarch64-linux.h: Likewise.
7808 * config/aarch64/aarch64.c
7809 (aarch64_override_options_after_change_1): Do not default
7810 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7812 (aarch64_attributes): Handle fix-cortex-a53-843419.
7813 (aarch64_can_inline_p): Likewise.
7814 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7816 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7817 Jakub Jelinek <jakub@redhat.com>
7819 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7820 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7821 DECL_COMMONS if flag_unconstrained_commons is set.
7822 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7823 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7824 (funconstrained-commons): Document.
7826 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7828 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7829 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7831 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7833 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7834 has a proper number of elements.
7836 2016-03-10 Alan Modra <amodra@gmail.com>
7838 PR rtl-optimization/69195
7839 PR rtl-optimization/47992
7840 * ira.c (recorded_label_ref): Delete.
7841 (update_equiv_regs): Return void.
7842 (indirect_jump_optimize): New function.
7843 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7844 before regstat_compute_ri. Don't rebuild_jump_labels here.
7845 Delete update_regstat.
7847 2016-03-10 Richard Biener <rguenther@suse.de>
7849 PR tree-optimization/70128
7850 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7851 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7853 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7855 PR tree-optimization/70152
7856 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7857 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7860 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7861 instead of gen_sse2_loadlpd.
7862 * config/i386/sse.md (*vec_concatv2df): Rename to...
7863 (vec_concatv2df): ... this.
7865 PR tree-optimization/70127
7866 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7868 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7872 * diagnostic-show-locus.c (compatible_locations_p): New function.
7873 (layout::layout): Sanitize ranges using compatible_locations_p.
7875 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7879 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7880 location_range param with three const expanded_locations * and a
7882 (layout::layout): Replace call to
7883 rich_location::lazily_expand_location with get_expanded_location.
7884 Extract the range and perform location expansion here, passing
7885 the results to the layout_range ctor.
7886 * diagnostic.c (source_range::debug): Delete.
7887 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7888 of rich_location::get_expanded_location.
7889 * gcc-rich-location.c (get_range_for_expr): Delete.
7890 (gcc_rich_location::add_expr): Reimplement to avoid the
7891 rich_location::add_range overload that took a location_range,
7892 passing a location_t instead.
7894 2016-03-09 Richard Biener <rguenther@suse.de>
7895 Jakub Jelinek <jakub@redhat.com>
7897 PR tree-optimization/70138
7898 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7899 Also skip vect_double_reduction_def.
7901 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7904 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7905 if the operand is "m".
7907 2016-03-09 Nathan Sidwell <nathan@acm.org>
7909 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7911 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7913 * config/i386/i386.c (processor_target_table): Fix cost table
7914 intialization order for znver1.
7916 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7918 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7919 - becuase -> because.
7920 * ipa-reference.c (ignore_module_statics): Likewise.
7921 * cgraph.c (cgraph_node::get_body): Likewise.
7922 * ipa-inline.c (early_inliner): Likewise.
7923 * ipa-devirt.c (types_same_for_odr): Likewise.
7924 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7925 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7927 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7929 * tree-ssa-math-opts.c: Fix typo in comment.
7931 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7934 * config/i386/i386.c (scalar_chain::make_vector_copies,
7935 scalar_chain::convert_reg): Call end_sequence in between
7936 get_insns and emit_conversion_insns rather than after both
7939 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7942 * config/i386/i386.h (machine_function): Add
7943 pc_thunk_call_expanded flag.
7944 (ix86_pc_thunk_call_expanded): New define.
7945 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7946 (*set_got): Rename insn pattern from set_got.
7947 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7948 * config/i386/i386.c (ix86_compute_frame_layout): Use
7949 ix86_pc_thunk_call_expanded to prevent red-zone.
7951 2016-03-07 Martin Jambor <mjambor@suse.cz>
7953 * hsa.h (hsa_get_ctor_statements): Declare.
7954 (hsa_get_dtor_statements): Likewise.
7955 (hsa_get_kernel_dispatch_type): Likewise.
7956 * hsa.c (hsa_get_ctor_statements): New function.
7957 (hsa_get_dtor_statements): Likewise.
7958 (hsa_get_kernel_dispatch_type): Likewise.
7959 * hsa-brig.c (hsa_cdtor_statements): Removed.
7960 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7961 hsa_get_dtor_statements.
7962 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7963 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7965 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7967 * config/arm/arm-cores.def (cortex-r8): New.
7968 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7969 * config/arm/arm-tune.md: Likewise.
7970 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7972 2016-03-07 Martin Sebor <msebor@redhat.com>
7974 PR rtl-optimization/19705
7975 * doc/invoke.texi (Options That Control Optimization): Clarify
7976 -fno-branch-count-reg.
7978 2016-02-26 Richard Biener <rguenther@suse.de>
7979 Jeff Law <law@redhat.com>
7981 PR tree-optimization/69740
7982 * cfghooks.c (remove_edge): Request loop fixups if we delete
7983 an edge that might turn an irreducible loop into a natural
7985 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7986 Move after definition of loops_state_clear.
7988 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7990 PR rtl-optimization/69052
7991 * rtlanal.c (commutative_operand_precedence): Set higher precedence
7994 2016-03-07 Tom de Vries <tom@codesourcery.com>
7996 PR tree-optimization/70116
7997 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
7998 is_tm_ending stmts and ubsan/asan internal functions.
7999 (find_duplicate): Use it. Don't test is_tm_ending here.
8001 2016-03-07 Richard Biener <rguenther@suse.de>
8003 PR tree-optimization/70115
8004 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
8005 (propagate_constants_for_unrolling): Use replace_uses_by.
8007 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
8010 * omp-low.c (struct oacc_loop): Add ifns.
8011 (new_oacc_loop_raw): Initialize it.
8012 (finish_oacc_loop): Clear mask & flags if no ifns.
8013 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8014 (oacc_loop_xform_loop): Add ifns arg & adjust.
8015 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
8017 2016-03-07 Richard Henderson <rth@redhat.com>
8020 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
8021 (insert_value_copy_on_edge): Likewise.
8023 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8025 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
8027 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8030 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
8032 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8034 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
8036 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8038 Fix sseimul type attribute.
8039 * config/i386/znver1.md
8040 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
8041 znver1_sseimul_avx256_load) : Fix the type attribute.
8042 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
8043 pipe usage and latency.
8045 2016-03-05 Jakub Jelinek <jakub@redhat.com>
8048 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
8049 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
8052 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8055 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
8057 PR rtl-optimization/69941
8058 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
8059 the reg share its mode.
8061 2016-03-04 Jeff Law <law@redhat.com>
8063 PR tree-optimization/69196
8064 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8065 If the both SSA_NAMEs are anonymous, then consider them unassociated
8066 and include the PHI in the statement count.
8068 2016-03-05 Tom de Vries <tom@codesourcery.com>
8070 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8071 construct in oacc routine. Check for oacc region in oacc routine.
8073 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8076 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8077 2016-02-22 changes, instead don't recurse if RECUR is already true.
8078 Don't change *dynamic_check if RECUR. Adjust recursive caller
8079 to pass true to the new argument.
8080 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8083 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8084 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8086 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8088 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8090 PR rtl-optimization/57676
8091 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8094 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8096 * tree-vect-patterns.c (search_type_for_mask): Handle
8097 comparison of booleans.
8099 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8101 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8105 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8106 all other ops that have dw_val_class_die_ref operands,
8107 and DW_OP_GNU_entry_value.
8109 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8111 PR rtl-optimization/69904
8112 * config/arm/arm.c (arm_cannot_copy_insn_p):
8113 Return true for load-exclusive instructions.
8115 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8118 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8119 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8120 the pattern no matter if it is used just by non-pattern, pattern
8122 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8123 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8124 oprnd1 def_stmt is in pattern, don't look through it.
8126 2016-03-03 Marek Polacek <polacek@redhat.com>
8129 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8131 2016-03-03 Martin Liska <mliska@suse.cz>
8133 PR tree-optimization/70043
8134 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8135 previous statement if we see a debug statement.
8137 2016-03-03 Richard Biener <rguenther@suse.de>
8139 PR tree-optimization/55936
8140 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8141 parameter and guard unsafe equivalence use.
8142 (vrp_evaluate_conditional_warnv_with_ops): Always use
8143 safe equivalences but not via the quadratic compare_names
8146 2016-03-03 Michael Collison <michael.collison@linaro.org>
8149 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8150 for operand 1 to s_register_operand. Change predicate for operand
8151 2 to arm_not_immediate_operand.
8153 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8155 * doc/tm.texi: Regenerated.
8157 2016-03-02 Richard Henderson <rth@redhat.com>
8160 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8161 simplification when all args are positive non-fixed registers.
8163 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8165 * target.def (lra_p): Specify that new ports should use LRA.
8167 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8170 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8171 gimplify_type_sizes the type they refer to.
8172 (omp_notice_variable): Handle reference vars to VLAs.
8173 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8174 reference to VLA decls in the second pass instead of first pass.
8176 2016-03-02 Tom de Vries <tom@codesourcery.com>
8178 PR tree-optimization/68659
8179 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8180 new_expr == NULL_TREE.
8181 (get_new_name): Handle ADDR_EXPR.
8183 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8185 PR rtl-optimization/69052
8186 * loop-invariant.c (canonicalize_address): New function.
8187 (inv_can_prop_to_addr_use): Check validity of address expression
8188 which is canonicalized by above function.
8190 2016-03-02 Alan Modra <amodra@gmail.com>
8193 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8196 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8199 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8200 (*movhi_internal): Put mask moves from and to memory separately
8201 from moves from/to GPRs.
8203 2016-03-02 Richard Biener <rguenther@suse.de>
8205 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8206 GENERIC expressions in GIMPLE.
8208 2016-03-02 Richard Biener <rguenther@suse.de>
8210 * config/i386/i386.c (type_natural_mode): Fix typo.
8212 2016-03-02 Nick Clifton <nickc@redhat.com>
8214 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8216 2016-03-02 Richard Biener <rguenther@suse.de>
8217 Uros Bizjak <ubizjak@gmail.com>
8220 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8222 2016-03-02 Richard Biener <rguenther@suse.de>
8225 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8227 2016-03-02 Marek Polacek <polacek@redhat.com>
8230 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8231 "is promoted to" warning.
8233 2016-03-01 DJ Delorie <dj@redhat.com>
8235 * config.gcc: Deprecate mep-*.
8237 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8240 * lra-constraints.c (regno_val_use_in): New.
8241 (match_reload): Use it instead of regno_use_in.
8243 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8245 PR rtl-optimization/70007
8246 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8247 references present in REG_EQUAL notes attached to non-SET patterns.
8249 2016-03-01 Jeff Law <law@redhat.com>
8251 PR tree-optimization/69196
8252 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8253 Appropriately clamp the number of statements to copy when the
8254 thread path does not traverse a loop backedge.
8256 PR tree-optimization/69196
8257 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8258 Do count some PHIs in the thread path against the insn count. Decrease
8259 final statement count by one as the control statement in the last
8260 block will get removed. Remove special cased code for handling PHIs
8263 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8266 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8267 asm dialect alternatives to explicit GOTPCREL calls.
8269 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8272 * ira.c (do_reload): Issue warning for generic stack checking here...
8273 * reload1.c (reload): ...instead of here and streamline it.
8275 2016-03-01 Nick Clifton <nickc@redhat.com>
8277 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
8279 2016-03-01 Richard Biener <rguenther@suse.de>
8281 PR tree-optimization/69983
8282 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
8283 types and fall back to operand_equal_p.
8285 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8288 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8290 * config/s390/constraints.md ("jm8"): New constraint.
8291 * config/s390/predicates.md ("const_int_8bitset_operand"): New
8293 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
8295 ("*setmem_long<setmem_and>"): New pattern.
8296 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
8298 ("*setmem_long_31z<setmem_and>"): New pattern.
8299 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
8300 New substitution rules with the required attributes.
8303 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8306 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8308 * gensupport.c (process_substs_on_one_elem): Split loop to
8309 complete mark_operands_used_in_match_dup on all expressions in the
8311 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8312 and remove function.
8314 2016-03-01 Richard Biener <rguenther@suse.de>
8317 * fold-const.c (fold_indirect_ref_1): Fix range checking for
8318 vector BIT_FIELD_REF extract.
8320 2016-03-01 Richard Biener <rguenther@suse.de>
8322 PR tree-optimization/69994
8323 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
8325 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
8327 PR tree-optimization/69956
8328 * tree-vect-stmts.c (supportable_widening_operation): Support
8329 multi-step conversion of boolean vectors.
8330 (supportable_narrowing_operation): Likewise.
8332 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8334 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
8337 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8339 * config/s390/subst.md (DSI_VI): New mode iterator.
8340 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
8341 * config/s390/vector.md ("vec_set<mode>"): Move expander before
8342 the insn definition.
8343 ("*vec_set<mode>"): Change predicate and add alternative to
8344 support only either register or const_int operands as element
8346 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
8348 ("vec_extract<mode>"): New expander.
8349 ("*vec_extract<mode>"): New insn definition supporting reg and
8350 const_int element selectors.
8351 ("*vec_extract<mode>_plus"): New insn definition supporting
8352 reg+const_int element selectors.
8353 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
8354 following expander+insn definition.
8355 ("<vec_shifts_name><mode>3"): New expander.
8356 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
8358 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8360 * config/s390/s390.md ("*tabort_1"): Change predicate to
8361 nonmemory_operand. Add a second alternative to cover
8362 register as well as const int operands.
8363 ("*tabort_1_plus"): New pattern definition.
8365 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8367 * config/s390/s390.md ("*ashrdi3_cc_31")
8368 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
8369 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
8370 Merge insn definitions into ...
8371 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8372 New pattern definition.
8373 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
8374 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
8375 ("*ashr<mode>3_and"): Merge insn definitions into ...
8376 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8377 New pattern definition.
8378 * config/s390/subst.md ("addr_style_op_cc_subst")
8379 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
8380 substitutions patterns plus attributes.
8381 Add ashiftrt to SUBST iterator.
8383 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8385 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
8386 op2 to nonmemory_operand.
8387 ("*<shift>di3_31", "*<shift>di3_31_and"):
8388 Merge into single pattern definition ...
8389 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
8390 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
8391 pattern definition ...
8392 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
8393 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
8396 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8398 * config/s390/predicates.md (const_int_6bitset_operand): New
8400 * config/s390/s390.md: Include subst.md.
8401 ("rotl<mode>3"): New expander.
8402 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
8404 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
8405 * config/s390/subst.md: New file.
8407 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8409 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8410 Remove RRR type. It doesn't really exist.
8411 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8413 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8414 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8415 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8416 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8417 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8418 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8419 `enabled' attribute.
8421 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8423 * gensupport.c (process_substs_on_one_elem): Split loop to
8424 complete mark_operands_used_in_match_dup on all expressions in the
8426 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8427 and remove function.
8429 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8432 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8433 (CEIL_NWORDS): ...this. Use CEIL macro.
8434 (compute_fp_layout): Adjust to above renaming.
8435 (function_arg_union_value): Likewise.
8436 (sparc_arg_partial_bytes): Likewise.
8437 (sparc_function_arg_advance): Likewise.
8439 2016-02-29 Jeff Law <law@redhat.com>
8441 PR tree-optimization/70005
8442 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8443 where an object with a boolean range is compared against a value
8446 PR tree-optimization/69999
8447 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8448 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8451 2016-02-29 Richard Biener <rguenther@suse.de>
8453 PR tree-optimization/69994
8454 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8455 (get_unary_op): Look through nop conversions.
8456 (ops_equal_values_p): New function, look for equality diregarding
8458 (eliminate_plus_minus_pair): Use ops_equal_values_p
8459 (repropagate_negates): Do not use get_unary_op here.
8461 2016-02-29 Martin Liska <mliska@suse.cz>
8463 * system.h: Poison ENABLE_CHECKING macro.
8465 2016-02-29 Martin Liska <mliska@suse.cz>
8467 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8468 is presented in dump flags.
8469 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8470 (hsa_regalloc): Likewise.
8472 2016-02-19 Richard Biener <rguenther@suse.de>
8474 PR tree-optimization/69980
8475 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8476 permutation of those we need to keep.
8478 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8481 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8482 (NWORDS_UP): ...this
8483 (init_cumulative_args): Minor tweaks.
8484 (sparc_promote_function_mode): Likewise.
8485 (scan_record_type): Delete.
8486 (traverse_record_type): New function template.
8487 (classify_data_t): New structure type.
8488 (classify_registers): New inline function.
8489 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8490 exhausted. Instantiate traverse_record_type on classify_registers and
8491 deal with the case of a structure passed in slot #15 with no FP field
8493 (assign_data_t): New structure type.
8494 (compute_int_layout): New static function.
8495 (compute_fp_layout): Likewise.
8496 (count_registers): New inline function.
8497 (assign_int_registers): New static function.
8498 (assign_fp_registers): Likewise.
8499 (assign_registers): New inline function.
8500 (function_arg_record_value_1): Delete.
8501 (function_arg_record_value_2): Likewise.
8502 (function_arg_record_value_3): Likewise.
8503 (function_arg_record_value): Adjust to above changes. Instantiate
8504 traverse_record_type on count_registers to first count the number of
8505 registers to be used and then on assign_registers to assign them.
8506 (function_arg_union_value): Adjust to above renaming.
8507 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8508 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8509 case of a structure passed in slot #15
8510 (sparc_function_arg_advance): Likewise.
8511 (function_arg_padding): Minor tweak.
8513 2016-02-29 Richard Biener <rguenther@suse.de>
8515 PR tree-optimization/69720
8516 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8517 the adjustment_def path for possibly vectorized defs.
8518 (vect_create_epilog_for_reduction): Handle vectorized initial
8521 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8523 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8525 2016-02-27 Jeff Law <law@redhat.com>
8528 2016-02-26 Richard Biener <rguenther@suse.de>
8529 Jeff Law <law@redhat.com>
8531 PR tree-optimization/69740
8532 * cfghooks.c (remove_edge): Request loop fixups if we delete
8533 an edge that might turn an irreducible loop into a natural
8536 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8538 PR rtl-optimization/69896
8539 * tree-vect-generic.c (get_compute_type): Avoid single element
8542 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8544 Rename the AArch64 tuning option and related functions to enable the
8545 Newton series for the reciprocal square root to reflect its
8546 approximative characteristic.
8548 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8549 function to "aarch64_emit_approx_rsqrt".
8550 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8551 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8552 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8553 (xgene1_tunings): Likewise.
8554 (use_rsqrt_p): Likewise.
8555 (aarch64_emit_swrsqrt): Use new function name.
8556 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8557 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8558 text explaining this option.
8559 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8561 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8564 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8565 complain about -mallow-movmisalign without -mvsx if
8566 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8568 2016-02-26 Joel Sherrill <joel@rtems.org>
8570 * config.gcc: Add x86_64-*-rtems*.
8571 * config/i386/rtems-64.h: New file.
8573 2016-02-26 Joel Sherrill <joel@rtems.org>
8575 * config.gcc: Add aarch64-*-rtems*.
8576 * config/aarch64/rtems.h: New file.
8578 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8581 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8582 shift amount using %h. Add comment.
8584 2016-02-26 Richard Biener <rguenther@suse.de>
8585 Jeff Law <law@redhat.com>
8587 PR tree-optimization/69740
8588 * cfghooks.c (remove_edge): Request loop fixups if we delete
8589 an edge that might turn an irreducible loop into a natural
8592 2016-02-26 Martin Jambor <mjambor@suse.cz>
8595 * tree-sra.c (sra_modify_assign): Do not remove loads of
8596 uninitialized aggregates to SSA_NAMEs.
8598 2016-02-26 Richard Henderson <rth@redhat.com>
8601 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8602 pseudo in case the target rtx matches the source of the left
8605 2016-02-26 Martin Jambor <mjambor@suse.cz>
8608 * hsa.h (hsa_type_packed_p): Declare.
8609 * hsa.c (hsa_type_packed_p): New function.
8610 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8612 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8613 * hsa-brig.c (emit_basic_insn): Likewise.
8615 2016-02-26 Martin Jambor <mjambor@suse.cz>
8618 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8620 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8622 2016-02-26 Martin Jambor <mjambor@suse.cz>
8624 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8625 hsa_op_with_type operands.
8626 (hsa_unsigned_type_for_type): Declare.
8627 * hsa.c (hsa_unsigned_type_for_type): New function.
8628 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8629 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8630 the finalizer. Do not emit extra move.
8632 2016-02-26 Martin Jambor <mjambor@suse.cz>
8634 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8635 atomic operations in private segment.
8637 2016-02-26 Martin Jambor <mjambor@suse.cz>
8639 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8640 statements to wi->info. Also disallow omp simd constructs.
8641 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8642 for not gridifying. Dump special string for omp_for.
8644 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8647 * config/aarch64/aarch64.c (aarch64_set_current_function):
8648 Save/restore target globals when switching to
8649 target_option_default_node.
8651 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8654 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8655 Return 0 if !SHIFT_COUNT_TRUNCATED.
8657 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8658 Eric Botcazou <ebotcazou@adacore.com>
8660 PR rtl-optimization/69891
8661 * dse.c (scan_insn): If we can't figure out memset arguments
8662 or they are non-constant, call clear_rhs_from_active_local_stores.
8664 2016-02-26 Martin Liska <mliska@suse.cz>
8666 * doc/extend.texi: Mention clog10, clog10f an clog10l
8667 in Builtins section.
8669 2016-02-26 Martin Liska <mliska@suse.cz>
8671 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8673 (resolve_args_picking_1): Likewise.
8674 * dwarf2out.h (struct GTY): Likewise.
8676 2016-02-26 Martin Liska <mliska@suse.cz>
8678 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8680 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8682 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8683 Martin Liska <mliska@suse.cz>
8685 * doc/install.texi: Mention --enable-valgrind-annotations.
8687 2016-02-26 Richard Biener <rguenther@suse.de>
8689 PR tree-optimization/69551
8690 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8691 looking through aliases adjust DECL_PT_UID to refer to the
8692 ultimate alias target.
8694 2016-02-25 Martin Liska <mliska@suse.cz>
8697 * alloc-pool.c (after_memory_report): New variable.
8698 * alloc-pool.h (base_pool_allocator ::release): Do not use
8699 the infrastructure if after_memory_report.
8700 * toplev.c (toplev::main): Mark after memory report.
8702 2016-02-25 Richard Biener <rguenther@suse.de>
8704 PR tree-optimization/48795
8705 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8707 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8710 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8711 offloading is enabled and -fopenacc or -fopenmp is specified.
8712 (CRTOFFLOADEND): Likewise.
8713 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8714 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8715 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8716 (offload_objects_file_name): New static var.
8717 (tool_cleanup): Remove offload_objects_file_name file.
8718 (find_offloadbeginend): Replace with ...
8719 (find_crtoffloadtable): ... this.
8720 (run_gcc): Remove offload_argc and offload_argv.
8721 Get offload_objects_file_name from -foffload-objects=... option.
8722 Read names of object files with offload from this file, pass them to
8723 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8724 don't pass offloadbegin and offloadend to the linker. Don't pass
8725 offload non-LTO files to the linker, because now they're not claimed.
8727 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8730 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8731 on builtin_unreachable.
8733 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8735 PR rtl-optimization/69896
8736 * regcprop.c: Include cfgrtl.h.
8737 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8738 than remembered mode, either delete it (if noop_move_p), or
8739 treat like copy_p but not noop_p instruction.
8741 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8744 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8745 - allow NULL decl for Fortran DW_TAG_common_block variables.
8747 2016-02-24 Jason Merrill <jason@redhat.com>
8749 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8751 2016-02-24 Richard Biener <rguenther@suse.de>
8752 Jakub Jelinek <jakub@redhat.com>
8755 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8756 conditionally executed ops to well-defined overflow behavior.
8758 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8761 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8764 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8766 PR rtl-optimization/69886
8767 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8768 argument. Use it when checking validity of set instructions.
8769 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8770 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8772 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8773 * store-motion.c (find_moveable_store): Update
8774 can_assign_to_reg_without_clobbers_p callsite.
8776 2016-02-24 Richard Biener <rguenther@suse.de>
8779 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8781 (record_nonwrapping_iv): Do not fall back to the low/high bound
8782 for non-constant IV bases if the stmt is not always executed.
8784 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8786 * config/arm/arm-cores.def (cortex-a32): New entry.
8787 * config/arm/arm-tables.opt: Regenerate.
8788 * config/arm/arm-tune.md: Regenerate.
8789 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8790 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8791 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8792 for -mcpu and -mtune.
8794 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8797 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8798 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8799 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8800 (atomic_loaddi_1): Delete.
8801 (atomic_loaddi): Rewrite expander using the above changes.
8803 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8806 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8809 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8810 Richard Biener <rguenth@suse.de>
8813 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8814 set_mem_attributes if tem is SSA_NAME which got expanded
8817 2016-02-24 Richard Biener <rguenther@suse.de>
8819 PR tree-optimization/69907
8820 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8821 end of permutations for BB vectorization.
8823 2016-02-24 Christian Bruel <christian.bruel@st.com>
8825 * config/arm/arm-c.c (arm_option_override): Initialize
8826 target_option_current_node.
8827 * config/arm/arm.c (arm_pragma_target_parse): Replace
8828 build_target_option_node call by target_option_current_node.
8829 Set target_option_current_node.
8832 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8835 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8836 define_insn_and_split to define_insn.
8837 (zero_extendqi<mode>2_dot2): Same.
8838 (extendqi<mode>2_dot): Same.
8839 (extendqi<mode>2_dot2): Same.
8841 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8843 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8844 and add bypass for AES{D,E} and AESMC pairs.
8845 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8848 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8850 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8851 series for reciprocal square root in Exynos M1.
8853 2016-02-23 Martin Sebor <msebor@redhat.com>
8856 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8857 __builtin_alloca_with_align.
8859 2016-02-23 Richard Henderson <rth@redhat.com>
8861 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8862 (ix86_register_pragmas): Remove __seg_tls.
8863 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8864 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8865 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8866 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8867 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8868 * doc/extend.texi (__seg_tls): Remove item.
8870 2016-02-23 Richard Biener <rguenther@suse.de>
8872 * alloc-pool.h (struct allocation_object): Make id member
8873 conditional on CHECKING_P again.
8874 (get_instance): Adjust.
8875 (base_pool_allocator): Likewise.
8877 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8879 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8880 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8882 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8884 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8886 2016-02-23 Richard Biener <rguenther@suse.de>
8888 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8889 * bitmap.h (struct bitmap_usage): Likewise.
8890 (bitmap_move): Declare.
8891 * bitmap.c (register_overhead): Take size_t argument.
8892 (bitmap_move): New function.
8893 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8894 to properly account overhead.
8895 * tree.c (free_node): Use tree_size.
8897 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8900 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8901 when inverting comparison.
8904 * common.opt (Wunreachable-code): Add Warning flag.
8906 2016-02-23 Mark Wielaard <mjw@redhat.com>
8907 Jakub Jelinek <jakub@redhat.com>
8910 * cgraphunit.c (check_global_declaration): Check main_input_filename
8911 and DECL_SOURCE_FILE are not NULL.
8913 2016-02-23 Martin Jambor <mjambor@suse.cz>
8915 PR tree-optimization/69666
8916 * tree-sra.c (sra_modify_assign): Do not attempt to create
8917 default_def replacements for unscalarizable regions.
8919 2016-02-20 Mark Wielaard <mjw@redhat.com>
8922 * cgraphunit.c (check_global_declaration): Check level of
8923 warn_unused_const_variable and main_input_filename.
8924 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8925 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8926 (-Wunused-const-variable): Explain levels 1 and 2.
8928 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8931 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8932 identical arguments. Formatting and spelling fixes.
8935 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8940 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8941 and m68k-devices.def.
8942 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8943 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8945 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8947 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8948 and HImode registers.
8950 2016-02-22 Richard Biener <rguenther@suse.de>
8952 PR tree-optimization/69882
8953 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8954 preserve permutations present because of gaps.
8955 (vect_supported_load_permutation_p): Always continue checking
8956 permutations after vect_attempt_slp_rearrange_stmts.
8958 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8960 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8961 min_profitable_estimate, rather than min_profitable_iters.
8963 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8966 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8967 SImode for last match_operand.
8969 2016-02-22 Martin Liska <mliska@suse.cz>
8971 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8972 return bitsize - 1 as the return value.
8974 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8978 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8979 Handle negative shift counts.
8980 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8981 force_reg on the shift constant.
8982 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8983 (lshrsi3_d): Handle negative shift counts.
8985 2016-02-22 Richard Biener <rguenther@suse.de>
8986 Tom de Vries <tom@codesourcery.com>
8988 * graph.c: Include dumpfile.h.
8989 (print_graph_cfg): Split into three overloads.
8990 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
8992 2016-02-22 Tom de Vries <tom@codesourcery.com>
8994 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
8997 2016-02-22 Richard Biener <rguenther@suse.de>
9000 * ipa-inline-transform.c (inline_call): When not updating
9001 overall summaries adjust self size by the growth estimate.
9002 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
9003 hash-set, do not update overall summaries here. Renamed from ...
9004 (inline_to_all_callers): ... this which is now wrapping the
9005 above and performing delayed overall summary update.
9006 (early_inline_small_functions): Delay updating of the overall
9009 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
9011 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
9014 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9017 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
9018 :%* in %:gt() argument.
9019 (greater_than_spec_func): Adjust for expecting only numbers,
9020 if there are more than two numbers, compare the last two.
9022 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
9024 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
9025 -Wnarrowing with -std.
9027 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9030 * expr.c (store_field): Don't use bit-field path if exp is
9031 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
9032 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
9033 and the assignment can be performed by bitwise copy. Formatting
9037 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
9038 call copy_reg_eh_region_note_forward on before and/or after sequences
9039 and remove note from insn if it no longer can throw.
9042 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
9045 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9047 * config/s390/vector.md: Add missing commutative operand markers
9048 to the patterns which qualify for one.
9049 * config/s390/vx-builtins.md: Likewise.
9051 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9053 * config/s390/vector.md (VI, VI_QHS): Add single element vector
9054 types to mode iterators.
9055 (vec_double): ... and mode attribute.
9056 * config/s390/vx-builtins.md (non_vec_int): Likewise.
9058 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9060 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
9061 Change the predicate of op2 from nonimmediate to general and let
9062 reload fix it if necessary.
9064 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9066 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9068 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9070 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9073 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9075 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9076 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9077 * config/s390/s390.md ("movstr<P:mode>"): Call
9078 s390_expand_vec_movstr.
9080 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9082 * config/s390/s390.md: Add missing output modifier for operand 1
9083 to print it as address properly.
9085 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9087 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9088 * config/s390/2964.md: New file.
9089 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9090 of insn grouping attributes depending on the CPU level.
9091 (s390_get_unit_mask): New function.
9092 (s390_sched_score): Remove the OOO from the scheduling macros.
9093 Add loop to calculate a score for the instruction mix.
9094 (s390_sched_reorder): Likewise plus improve debug output.
9095 (s390_sched_variable_issue): Rename macros as above. Calculate
9096 the unit distances after actually scheduling an insn. Improve
9098 (s390_sched_init): Clear last_scheduled_unit_distance array.
9099 * config/s390/s390.md: Include 2964.md.
9101 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9104 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9105 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9106 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9107 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9108 *avx512f_<code>v8div16qi2_mask_1): New insns.
9110 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9113 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9116 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9117 earlyclobber from target. Use wF constraint for fused memory
9119 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9121 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9122 Martin Liska <mliska@suse.cz>
9125 * cfgexpand.c (asan_sanitize_stack_p): New function.
9126 (partition_stack_vars): Use the function.
9127 (expand_stack_vars): Likewise.
9128 (defer_stack_allocation): Likewise.
9129 (expand_used_vars): Likewise.
9131 2016-02-18 Richard Biener <rguenther@suse.de>
9134 * fold-const.c (operand_equal_p): Properly compare offsets for
9135 IMAGPART_EXPR and ARRAY_REF.
9137 2016-02-18 Nick Clifton <nickc@redhat.com>
9141 * config/arm/arm.c (arm_option_override_internal): Disable
9142 interworking if the target does not support thumb instructions.
9143 (arm_reload_in_hi): Handle the case where a register to register
9144 move needs reloading because there is no simple pattern to handle
9146 (arm_reload_out_hi): Likewise.
9148 2016-02-18 Richard Biener <rguenther@suse.de>
9151 * match.pd: Don't use fold_binary or fold_unary for folding
9154 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9157 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9158 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9159 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9160 warn on gimple_no_warning_p statements.
9162 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9164 * doc/extend.texi (C++ Attributes): Correct description of
9165 warn_unused type attribute.
9167 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9169 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9170 correct instruction.
9172 2016-02-17 Richard Biener <rguenther@suse.de>
9174 PR rtl-optimization/69609
9175 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9176 (find_traces_1_round): When ending a trace update cached priority
9178 (bb_to_key): Use cached priority when available.
9179 (copy_bb): Initialize cached priority.
9180 (reorder_basic_blocks_software_trace_cache): Likewise.
9182 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9185 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9187 (aarch64_comparison_operator): Break overly long line into two.
9188 (aarch64_comparison_operation): Likewise.
9189 * config/aarch64/aarch64.md (cstorecc4): Use
9190 aarch64_comparison_operator_mode instead of
9191 aarch64_comparison_operator.
9192 (cstore<mode>4): Likewise.
9193 (aarch64_cstore<mode>): Likewise.
9194 (*cstoresi_insn_uxtw): Likewise.
9195 (cstore<mode>_neg): Likewise.
9196 (*cstoresi_neg_uxtw): Likewise.
9198 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9201 * config/arm/predicates.md (arm_comparison_operator_mode):
9203 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9204 instead of arm_comparison_operator.
9205 (*mov_negscc): Likewise.
9206 (*mov_notscc): Likewise.
9207 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9208 (*thumb2_mov_negscc): Likewise.
9209 (*thumb2_mov_negscc_strict_it): Likewise.
9210 (*thumb2_mov_notscc): Likewise.
9211 (*thumb2_mov_notscc_strict_it): Likewise.
9213 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9215 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9218 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9220 * config/visium/visium.c (machine_libfunc_index): New enum.
9221 (machine_libfuncs): New structure.
9222 (visium_libfuncs): New static variable.
9223 (TARGET_INIT_LIBFUNCS): Define to...
9224 (visium_init_libfuncs): ...this. New function.
9225 (expand_block_move_4): Use the appropriate libfunc.
9226 (expand_block_move_2): Likewise.
9227 (expand_block_move_1): Likewise.
9228 (expand_block_set_4): Likewise.
9229 (expand_block_set_2): Likewise.
9230 (expand_block_set_1): Likewise.
9231 (visium_trampoline_init): Likewise.
9233 2016-02-17 Nick Clifton <nickc@redhat.com>
9235 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9236 TI's devices.csv file as of March 2016.
9238 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9241 * opts-global.c (handle_common_deferred_options): Introduce and
9242 initialize two global variables to remember command-line options
9243 specifying a stack-limiting register.
9244 * opts.h: Add extern declarations of the two new global variables.
9245 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9246 variable based on the values of the two new global variables.
9248 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9251 * common.opt (Wnonnull-compare): New warning.
9252 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9253 of arguments against NULL.
9254 (-Wnonnull-compare): Document.
9255 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9256 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9257 * passes.def (pass_warn_nonnull_compare): Add.
9258 * gimple-ssa-nonnull-compare.c: New file.
9260 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9262 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9263 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9265 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9267 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9268 reciprocal sqrt for -mlow-precision-recip-sqrt.
9270 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9271 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9273 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9274 always use lane loads to construct non-constant vectors.
9276 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9278 * config/aarch64/aarch64.md
9279 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
9280 constraints for operand 3.
9281 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
9283 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9284 Richard Biener <rguenther@suse.de>
9286 PR tree-optimization/69820
9287 * tree-vect-patterns.c (type_conversion_p): Return false if
9288 *orig_type is unsigned single precision or boolean.
9289 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
9292 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9294 PR rtl-optimization/69764
9295 PR rtl-optimization/69771
9296 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
9297 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
9299 2016-02-16 Richard Biener <rguenther@suse.de>
9301 PR tree-optimization/69776
9302 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
9304 (indirect_refs_may_alias_p): Likewise.
9305 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
9306 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
9307 according to tbaa_p.
9308 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
9309 (optimize_stmt): For redundant store discovery do not allow tbaa.
9311 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
9313 PR tree-optimization/69714
9314 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
9315 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
9317 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
9319 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
9320 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
9321 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
9322 * config/arc/arc.c (arc_init): Check FPU options.
9323 (get_arc_condition_code): Handle new CC_FPU* modes.
9324 (arc_select_cc_mode): Likewise.
9325 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
9326 register pair only. Allow access for ARCv2 accumulator.
9327 (gen_compare_reg): Whenever we have FPU support use FPU compare
9329 (arc_reorg): Don't generate brcc insns when FPU compare
9330 instructions are involved.
9331 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
9332 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
9333 floating point emulation.
9334 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
9335 (REVERSE_CONDITION): Add new CC_FPU* modes.
9336 (TARGET_FP_SP_BASE): Define.
9337 (TARGET_FP_DP_BASE): Likewise.
9338 (TARGET_FP_SP_FUSED): Likewise.
9339 (TARGET_FP_DP_FUSED): Likewise.
9340 (TARGET_FP_SP_CONV): Likewise.
9341 (TARGET_FP_DP_CONV): Likewise.
9342 (TARGET_FP_SP_SQRT): Likewise.
9343 (TARGET_FP_DP_SQRT): Likewise.
9344 (TARGET_FP_DP_AX): Likewise.
9345 * config/arc/arc.md (ARCV2_ACC): New constant.
9346 (type): New fpu type attribute.
9347 (SDF): Conditional iterator.
9348 (cstore<mode>, cbranch<mode>): Change expand condition.
9349 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
9350 handles FPU/FPX cases as well.
9351 * config/arc/arc.opt (mfpu): New option.
9352 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
9354 (adddf3, muldf3, subdf3): Removed.
9355 * config/arc/predicates.md (proper_comparison_operator): Recognize
9357 * config/arc/fpu.md: New file.
9358 * doc/invoke.texi (ARC Options): Document mfpu option.
9360 2016-02-16 Richard Biener <rguenther@suse.de>
9362 PR rtl-optimization/69291
9363 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
9364 noce_operand_ok check.
9366 2016-02-16 Tom de Vries <tom@codesourcery.com>
9369 * omp-low.c (simd_clone_create): Remove call to
9370 symtab->call_cgraph_insertion_hooks.
9372 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9374 PR tree-optimization/69802
9375 * tree-ssa-reassoc.c (update_range_test): If op is
9376 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
9377 op == 1 test of precision 1 integral op, otherwise handle
9378 that case as op itself. Fix up formatting.
9379 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
9382 2016-02-16 Richard Biener <rguenther@suse.de>
9384 PR tree-optimization/69586
9385 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
9386 types for conversion sources.
9388 2016-02-16 Richard Biener <rguenther@suse.de>
9391 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
9392 mask OEP_ADDRESS_OF.
9394 2016-02-16 Alan Modra <amodra@gmail.com>
9397 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
9398 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
9399 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
9401 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
9402 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
9403 (p8_fmrgow_<mode>): Likewise.
9404 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
9406 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
9407 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
9408 to use movdi_internal64. Remove op0_di.
9409 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9411 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9413 Add support for the FCCMP insn types
9415 * config/aarch64/aarch64.md (fccmp): Change insn type.
9417 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9418 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9419 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9420 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9421 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9422 * config/arm/types.md (fccmps): Add new insn type.
9425 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9427 * alias.c (get_alias_set): Fix a typo in comment.
9429 2016-02-15 Richard Biener <rguenther@suse.de>
9431 PR tree-optimization/69595
9432 * match.pd: Complete range test simplification to true.
9434 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9436 PR rtl-optimization/69648
9437 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9438 pic_offset_table_rtx.
9440 PR rtl-optimization/69752
9441 * ira.c (update_equiv_regs): When looking for more than a single SET,
9442 also take other side effects into account.
9444 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9446 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9447 for z900+ CPUs in 31-bit mode.
9449 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9451 * common/config/s390/s390-common.c (s390_supports_split_stack):
9453 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9454 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9455 * config/s390/s390.c (struct machine_function): New field
9456 split_stack_varargs_pointer.
9457 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9458 in s390_emit_prologue.
9459 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9461 (morestack_ref): New global.
9462 (SPLIT_STACK_AVAILABLE): New macro.
9463 (s390_expand_split_stack_prologue): New function.
9464 (s390_live_on_entry): New function.
9465 (s390_va_start): Use split-stack vararg pointer if appropriate.
9466 (s390_asm_file_end): Emit the split-stack note sections.
9467 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9468 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9469 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9470 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9471 (split_stack_prologue): New expand.
9472 (split_stack_space_check): New expand.
9473 (split_stack_data): New insn.
9474 (split_stack_call): New expand.
9475 (split_stack_call_*): New insn.
9476 (split_stack_cond_call): New expand.
9477 (split_stack_cond_call_*): New insn.
9479 2016-02-15 Richard Biener <rguenther@suse.de>
9481 PR tree-optimization/69783
9482 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9483 Add trivially correct cases.
9485 2016-02-15 Tom de Vries <tom@codesourcery.com>
9488 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9490 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9492 2016-02-15 Richard Biener <rguenther@suse.de>
9494 PR tree-optimization/69776
9495 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9496 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9497 indicate whether we can use TBAA to disambiguate against stores.
9498 Use alias-set zero if not.
9499 (visit_reference_op_store): Do not use TBAA when looking up
9501 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9502 (eliminate_dom_walker::before_dom_children): But not when looking
9503 up redundant stores.
9505 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9507 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9509 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9511 * config/i386/znver1.md
9512 (znver1_pop, znver1_pop_mem,
9513 znver1_load_imov_double_store,
9514 znver1_load_imov_direct_store,
9515 znver1_load_imov_direct_load,
9516 znver1_load_imov_double_load): Add new.
9517 (znver1_insn, znver1_insn_load): Add icmov type.
9519 znver1_sseavx_fma_load,
9521 znver1_avx256_fma_load): Fix pipe usage.
9523 2016-02-14 Alan Modra <amodra@gmail.com>
9526 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9527 with an invalid hard reg, reload just the reg not the entire
9528 pre/post-inc/dec address expression.
9530 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9533 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9534 fixed R1_REG scratch reg.
9535 (sibcall_value_pcrel_fdpic): Likewise.
9537 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9541 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9543 2016-02-12 Walter Lee <walt@tilera.com>
9545 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9546 * config/tilegx/t-tilegx: Likewise.
9548 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9551 * diagnostic-show-locus.c (struct line_span): New struct.
9552 (layout::get_first_line): Delete.
9553 (layout::get_last_line): Delete.
9554 (layout::get_num_line_spans): New member function.
9555 (layout::get_line_span): Likewise.
9556 (layout::print_heading_for_line_span_index_p): Likewise.
9557 (layout::get_expanded_location): Likewise.
9558 (layout::calculate_line_spans): Likewise.
9559 (layout::m_first_line): Delete.
9560 (layout::m_last_line): Delete.
9561 (layout::m_line_spans): New field.
9562 (layout::layout): Update comment. Replace m_first_line and
9563 m_last_line with m_line_spans, replacing their initialization
9564 with a call to calculate_line_spans.
9565 (diagnostic_show_locus): When printing source lines and
9566 annotations, rather than looping over a single span
9567 of lines, instead loop over each line_span within
9568 the layout, with an inner loop over the lines within them.
9569 Call the context's start_span callback when changing line spans.
9570 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9571 (diagnostic_build_prefix): Break out the building of the location
9572 part of the string into...
9573 (diagnostic_get_location_text): ...this new function, rewriting
9574 it from nested ternary expressions to a sequence of "if"
9576 (default_diagnostic_start_span_fn): New function.
9577 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9578 (diagnostic_context::start_span): New field.
9579 (default_diagnostic_start_span_fn): New prototype.
9581 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9584 * gcc.c (driver::finalize): Fix cleanup of "specs".
9586 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9590 * gcc.c (driver::driver): Initialize m_option_suggestions.
9591 (driver::~driver): Clean up m_option_suggestions.
9592 (suggest_option): Convert to...
9593 (driver::suggest_option): ...this, and split out into
9594 driver::build_option_suggestions and find_closest_string.
9595 (driver::build_option_suggestions): New function, from
9596 first half of suggest_option. Special-case
9597 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9598 the sanitizer_opts array. For options of enum types, add the
9599 various enum values to the candidate strings.
9600 (driver::handle_unrecognized_options): Remove "const".
9601 * gcc.h (driver::handle_unrecognized_options): Likewise.
9602 (driver::build_option_suggestions): New decl.
9603 (driver::suggest_option): New decl.
9604 (driver::m_option_suggestions): New field.
9605 * opts-common.c (add_misspelling_candidates): New function.
9606 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9607 and make non-static.
9608 * opts.h (sanitizer_opts): New array decl.
9609 (add_misspelling_candidates): New function decl.
9610 * spellcheck.c (find_closest_string): New function.
9611 * spellcheck.h (find_closest_string): New function decl.
9613 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9615 PR rtl-optimization/69764
9616 PR rtl-optimization/69771
9617 * optabs.c (expand_binop_directly): For shift_optab_p, force
9618 convert_modes with VOIDmode if xop1 has VOIDmode.
9620 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9623 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9624 to correctly determine instrumentation thunks.
9626 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9629 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9630 type by reference, force lhs on the call.
9633 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9634 Compute retval and retbnd early in all cases if split_part_return_p
9635 and return_bb is not EXIT. Remove all clobber stmts and reset
9636 all debug stmts that refer to SSA_NAMEs defined in split part,
9637 except if it is retval, in that case replace the old retval with the
9638 lhs of the call to the split part.
9640 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9643 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9646 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9647 whose result is used in PHI.
9648 (maybe_optimize_range_tests): Likewise.
9649 (final_range_test_p): Likweise.
9651 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9654 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9655 whose result is used in PHI.
9656 (maybe_optimize_range_tests): Likewise.
9657 (final_range_test_p): Likweise.
9659 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9661 * cgraph.c: Spelling fixes - behaviour -> behavior and
9662 neighbour -> neighbor.
9663 * target.def: Likewise.
9664 * sel-sched.c: Likewise.
9665 * config/mips/mips.c: Likewise.
9666 * config/arc/arc.md: Likewise.
9667 * config/arm/cortex-a57.md: Likewise.
9668 * config/arm/arm.c: Likewise.
9669 * config/arm/neon.md: Likewise.
9670 * config/arm/arm-c.c: Likewise.
9671 * config/vms/vms-c.c: Likewise.
9672 * config/s390/s390.c: Likewise.
9673 * config/i386/znver1.md: Likewise.
9674 * config/i386/i386.c: Likewise.
9675 * config/ia64/hpux-unix2003.h: Likewise.
9676 * config/msp430/msp430.md: Likewise.
9677 * config/rx/rx.c: Likewise.
9678 * config/rx/rx.md: Likewise.
9679 * config/aarch64/aarch64-simd.md: Likewise.
9680 * config/aarch64/aarch64.c: Likewise.
9681 * config/nvptx/nvptx.c: Likewise.
9682 * config/bfin/bfin.c: Likewise.
9683 * config/cris/cris.opt: Likewise.
9684 * config/rs6000/rs6000.c: Likewise.
9685 * target.h: Likewise.
9686 * spellcheck.c: Likewise.
9687 * ira-build.c: Likewise.
9688 * tree-inline.c: Likewise.
9689 * builtins.c: Likewise.
9690 * lra-constraints.c: Likewise.
9691 * explow.c: Likewise.
9692 * hwint.h: Likewise.
9693 * targhooks.c: Likewise.
9694 * tree-vect-data-refs.c: Likewise.
9696 * doc/tm.texi: Likewise.
9697 * doc/extend.texi: Likewise.
9698 * doc/install.texi: Likewise.
9699 * doc/md.texi: Likewise.
9700 * tree-ssa-tail-merge.c: Likewise.
9701 * sched-int.h: Likewise.
9702 * match.pd: Likewise.
9703 * sched-ebb.c: Likewise.
9704 * target.def (omit_struct_return_reg): Likewise.
9705 * gimple-ssa-isolate-paths.c: Likewise.
9706 (find_implicit_erroneous_behaviour): Renamed to...
9707 (find_implicit_erroneous_behavior): ... this.
9708 (find_explicit_erroneous_behaviour): Renamed to...
9709 (find_explicit_erroneous_behavior): ... this.
9710 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9712 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9714 PR rtl-optimization/64682
9715 PR rtl-optimization/69567
9716 PR rtl-optimization/69737
9717 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9718 in I2 as well, just lose it.
9720 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9722 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9724 (aarch64_last_printed_tune_string): Likewise.
9725 (aarch64_declare_function_name): Only output .arch assembler
9726 directive if it will be different from the previously output
9727 directive. Same for .tune comment but only if -dA is set.
9728 (aarch64_start_file): New function.
9729 (TARGET_ASM_FILE_START): Define.
9731 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9734 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9736 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9739 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9740 -Wmaybe-uninitialized warning.
9742 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9745 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9747 2016-02-11 Richard Biener <rguenther@suse.de>
9749 PR rtl-optimization/69291
9750 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9751 subexpressions affected by changing the result.
9753 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9756 * lra-constraints.c (curr_insn_transform): Find in/out operands
9757 for secondary memory moves. Update dups.
9759 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9761 PR tree-optimization/69652
9762 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9763 to nested loop, did source re-formatting, skip debug statements,
9764 add check on statement with volatile operand, remove dead scalar
9767 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9768 Patrick Palka <ppalka@gcc.gnu.org>
9772 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9773 calls if the return type is TREE_ADDRESSABLE.
9774 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9775 * ipa-split.c (split_function): Fix doubled "we" in comment.
9776 Use void return type for the split part even if
9777 !split_point->split_part_set_retval.
9779 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9781 PR tree-optimization/68021
9782 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9783 when computing the value of biv cand by itself.
9785 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9787 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9788 (cortexa57_tunings): Likewise.
9789 (cortexa72_tunings): Likewise.
9790 (arch_macro_fusion_pair_p): Add support for AES fusion.
9791 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9792 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9793 Allow virtual registers before reload so early scheduling works.
9794 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9795 correct latency and pipeline.
9796 (cortex_a57_crypto_complex): Likewise.
9797 (cortex_a57_crypto_xor): Likewise.
9798 (define_bypass): Add AES bypass.
9800 2016-02-10 Richard Biener <rguenther@suse.de>
9802 PR tree-optimization/69726
9803 * passes.def: Add DCE pass before late uninit.
9804 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9805 really fixup if-conversions job.
9807 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9809 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9810 (arm_cortex_a57_tune): Likewise.
9811 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9812 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9814 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9816 * timevar.def (TV_PHASE_DBGINFO): Delete.
9817 (TV_PHASE_CHECK_DBGINFO): Likewise.
9818 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9820 2016-02-10 Richard Biener <rguenther@suse.de>
9822 PR tree-optimization/69719
9823 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9824 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9826 2016-02-09 Andrew Pinski <apinski@cavium.com>
9829 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9830 get_vcond_mask_icode returns false.
9832 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9835 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9836 an ADDIS that adds a pointer to a large constant that sets the
9837 upper16 bits with a load operation.
9839 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9842 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9844 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9846 (vzipq_s16): Likewise.
9847 (vzipq_s32): Likewise.
9848 (vzipq_f32): Likewise.
9849 (vzipq_u8): Likewise.
9850 (vzipq_u16): Likewise.
9851 (vzipq_u32): Likewise.
9852 (vzipq_p8): Likewise.
9853 (vzipq_p16): Likewise.
9855 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9858 * config/arm/arm.c (neon_endian_lane_map): New function.
9859 (neon_vector_pair_endian_lane_map): New function.
9860 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9861 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9863 (vuzpq_s16): Likewise.
9864 (vuzpq_s32): Likewise.
9865 (vuzpq_f32): Likewise.
9866 (vuzpq_u8): Likewise.
9867 (vuzpq_u16): Likewise.
9868 (vuzpq_u32): Likewise.
9869 (vuzpq_p8): Likewise.
9870 (vuzpq_p16): Likewise.
9872 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9875 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9878 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9880 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9881 truncate const_int operand 1 to QImode.
9883 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9885 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9886 corresponding to an abnormal edge.
9888 2016-02-09 Tom de Vries <tom@codesourcery.com>
9890 PR tree-optimization/69599
9891 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9893 (find_func_aliases_for_builtin_call, find_func_clobbers)
9894 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9897 2016-02-09 Richard Biener <rguenther@suse.de>
9899 PR tree-optimization/69715
9900 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9901 LHS on calls as non-rewritable.
9903 2016-02-09 Tom de Vries <tom@codesourcery.com>
9906 * lto-wrapper.c (append_diag_options): New function.
9907 (compile_offload_image): Call append_diag_options.
9909 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9912 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9913 Minor copy-edit to fix verb tenses.
9915 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9917 PR tree-optimization/69209
9918 * ipa-split.c (split_function): If split part is not
9919 returning retval, retval has gimple type but is not
9920 gimple value, force it into a SSA_NAME first.
9922 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9924 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9927 2016-02-08 Jason Merrill <jason@redhat.com>
9930 * convert.c (convert_to_integer_1): Check dofold on truncation
9932 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9933 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9934 Rename from *_nofold.
9935 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9936 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9938 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9941 * tree.c (build_common_tree_nodes): Remove short_double argument.
9942 All callers changed.
9943 * tree.h (build_common_tree_nodes): Adjust declaration.
9944 * doc/invoke.texi (-fshort-double): Remove documentation.
9945 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9946 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9947 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9948 (append_linker_options): Don't handle OPT_fshort_double.
9950 PR rtl-optimization/68730
9951 * lra-remat.c (insn_to_cand_activation): New static variable.
9952 (lra_remat): Allocate and free it.
9953 (create_cand): New arg activation. Initialize a field in
9954 insn_to_cand_activation if it is nonnull.
9955 (create_cands): Pass the activation insn to create_cand when making
9956 a candidate involving an output reload. Reorganize code a little.
9957 (do_remat): Keep track of active status of candidates in a separate
9960 2016-02-08 Richard Biener <rguenther@suse.de>
9962 PR tree-optimization/69719
9963 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9964 Properly use absolute of the difference of the two offsets to
9965 compare or adjust the segment length.
9967 2016-02-08 Richard Biener <rguenther@suse.de>
9968 Jeff Law <law@redhat.com>
9971 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9972 types for anonymous SSA names.
9974 2016-02-08 Richard Biener <rguenther@suse.de>
9976 PR rtl-optimization/69274
9977 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9979 2016-02-08 Jeff Law <law@redhat.com>
9981 PR tree-optimization/65917
9982 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9983 equivalences from if (x == y) style conditionals.
9984 (loop_depth_of_name): Remove.
9985 (record_equality): Remove loop depth check.
9986 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9987 (const_and_copies::record_const_or_copy_raw): New member function.
9988 * tree-ssa-scopedtables.c
9989 (const_and_copies::record_const_or_copy_raw): New, factored out of
9990 (const_and_copies::record_const_or_copy): Call new member function.
9992 2016-02-05 Jeff Law <law@redhat.com>
9994 PR tree-optimization/68541
9995 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
9996 (count_stmts_in_block): New function.
9997 (poor_ifcvt_candidate_code): Likewise.
9998 (is_feasible_trace): Add some heuristics to determine when path
9999 splitting is profitable.
10000 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
10001 is a diamond with a single exit.
10003 2016-02-05 Martin Sebor <msebor@redhat.com>
10006 * doc/invoke.texi: Update -Wplacement-new to take an optional
10009 2016-02-06 Richard Henderson <rth@redhat.com>
10012 * tree.c (tree_nop_conversion_p): Do not strip casts into or
10013 out of non-standard address spaces.
10015 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10017 PR rtl-optimization/69691
10018 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
10020 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
10022 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
10023 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
10024 (*ieee128_mfvsrd_64bit): Likewise.
10025 (*ieee128_mfvsrd_32bit): Likewise.
10027 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
10031 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10033 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10034 instrumented_version.
10036 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
10038 * doc/invoke.texi (Optimize Options): In table of --param options
10039 rename second occurrence of tracer-min-branch-ratio to
10040 tracer-min-branch-probability, rename
10041 tracer-min-branch-ratio-feedback to
10042 tracer-min-branch-probability-feedback and clarify description,
10043 rename sched-spec-state-edge-prob-cutoff to
10044 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
10045 to selsched-insns-to-rename, rename lto-minpartition to
10046 lto-min-partition, delete reorder-blocks-duplicate and
10047 reorder-blocks-duplicate-feedback.
10049 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10051 * config/s390/s390.c (s390_register_info_set_ranges): Remove
10054 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
10056 * doc/extend.texi: S/390: Correct some typos.
10058 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10060 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
10062 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10065 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
10066 (s390_register_info_gprtofpr): Use new macros above.
10067 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10069 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10070 its name. Adjust restore and save gpr ranges.
10071 (s390_register_info_set_ranges): New function.
10072 (s390_register_info): Use new macros above. Call
10073 s390_register_info_set_ranges.
10074 (s390_optimize_register_info): Likewise.
10075 (s390_hard_regno_rename_ok): Use new macros.
10076 (s390_hard_regno_scratch_ok): Likewise.
10077 (s390_emit_epilogue): Likewise.
10078 (s390_can_use_return_insn): Likewise.
10079 (s390_optimize_prologue): Likewise.
10080 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10082 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10085 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10087 (ix86_option_override_internal): Disable TARGET_STV even for
10088 -m{incoming,preferred}-stack-boundary=3.
10090 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10092 * config.gcc: Mark deprecated rtems targets as obsolete.
10094 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10096 PR rtl-optimization/64682
10097 PR rtl-optimization/69567
10098 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10099 before I2 only if the register is both used and set in I2.
10101 2016-02-04 DJ Delorie <dj@redhat.com>
10103 * config/msp430/msp430.c (msp430_start_function): Add function type.
10105 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10108 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10110 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10112 PR rtl-optimization/69577
10114 2015-10-29 Richard Henderson <rth@redhat.com>
10118 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10119 sse check to the exact conditions of PR 67609.
10121 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10124 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10125 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10126 not allowed into the traditional Altivec registers.
10127 (movtd_64bit_nodm): Likewise.
10128 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10130 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10132 * config/aarch64/cortex-a57-fma-steering.c
10133 (aarch64_register_fma_steering): Remove "static" from arguments
10136 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10139 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10140 twice when complex.
10142 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10144 * doc/invoke.texi: Delete -mno-fma4.
10146 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10148 PR rtl-optimization/69577
10149 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10150 (find_subregs_of_mode): Update accordingly. Iterate over partial
10153 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10155 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10156 * config/arm/arm.c (neon_reinterpret): Remove.
10157 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10158 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10159 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10160 vreinterpretti): Remove.
10161 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10162 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10163 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10164 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10165 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10166 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10167 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10168 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10169 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10170 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10171 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10172 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10173 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10174 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10175 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10176 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10177 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10178 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10179 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10180 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10181 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10182 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10183 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10184 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10185 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10186 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10187 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10188 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10189 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10190 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10191 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10192 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10193 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10194 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10195 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10196 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10197 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10198 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10199 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10200 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10201 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10202 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10203 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10204 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10205 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10206 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10207 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10208 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10209 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10210 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10211 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10212 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10213 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10214 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10215 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10216 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10217 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10218 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10219 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10220 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10221 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10222 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10223 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10224 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10225 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10226 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10227 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10228 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10229 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10230 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10231 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10232 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10233 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10234 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10235 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10236 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10237 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10238 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10239 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10240 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10241 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10242 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10243 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10244 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10245 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10246 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10247 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10248 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10249 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10250 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10251 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10252 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10253 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10254 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10255 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10256 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10257 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10258 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10259 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10260 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10261 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10262 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10263 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10265 2016-02-04 Martin Liska <mliska@suse.cz>
10268 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10269 that are gimple_store_p.
10270 (maybe_instrument_call): Likewise.
10272 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10274 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10275 register scaling out of memory reference and comment why.
10277 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10281 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
10282 folding the source of a SET.
10284 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10288 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
10289 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
10291 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
10295 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
10298 2016-02-04 Christian Bruel <christian.bruel@st.com>
10300 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
10301 * config/arm/arm.c (arm_set_current_function): Likewise.
10303 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10304 Ilya Enkovich <enkovich.gnu@gmail.com>
10305 H.J. Lu <hongjiu.lu@intel.com>
10308 * config/i386/i386.c (convert_scalars_to_vector): Remove
10309 stack alignment fixes.
10310 (ix86_option_override_internal): Disable TARGET_STV if stack
10311 might not be aligned enough.
10312 (ix86_minimum_alignment): Assert that TARGET_STV is false.
10314 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
10316 * config/i386/x86-tune.def: Disable default prefetching
10319 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10320 Vladimir Makarov <vmakarov@redhat.com>
10323 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
10324 in validating fused toc addresses.
10326 2016-02-03 Jakub Jelinek <jakub@redhat.com>
10329 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
10330 range->m_caret fields if range->m_show_caret_p is false.
10333 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10334 Force oldval into register if it does not satisfy reg_or_short_operand
10335 predicate. Fix up formatting.
10337 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
10338 Alexandre Oliva <aoliva@redhat.com>
10341 * lra-constraints.c (simplify_operand_subreg): Check additionally
10342 address validity after potential reloading.
10343 (process_address_1): Check insns validity. In case of failure do
10346 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
10349 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
10352 2016-02-02 Jakub Jelinek <jakub@redhat.com>
10354 * wide-int.cc (canonize_uhwi): New function.
10355 (wi::divmod_internal): Use it.
10357 2016-02-02 James Norris <jnorris@codesourcery.com
10359 * gimplify.c (omp_notice_variable): Add usage check.
10361 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
10363 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
10364 like LE, GE, LT, GT when emitting relational operator.
10366 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10368 * ira-costs.c (find_costs_and_classes): Add extra argument.
10369 * target.def (ira_change_pseudo_allocno_class): Add parameter.
10370 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
10371 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
10372 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
10373 Add best_class parameter, and return it if not ALL_REGS.
10374 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
10376 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
10377 Update target hook.
10379 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10381 * config/aarch64/aarch64.c
10382 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
10383 (aarch64_ira_change_pseudo_allocno_class): New function.
10385 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
10388 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
10390 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10392 * config/avr/avr.c (avr_option_override): Set
10393 PARAM_ALLOW_STORE_DATA_RACES to 1.
10395 2016-02-02 Richard Biener <rguenther@suse.de>
10397 PR tree-optimization/69595
10398 * match.pd: Add range test simplifications to true/false.
10400 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
10402 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
10403 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
10406 2016-02-02 Richard Biener <rguenther@suse.de>
10408 PR tree-optimization/69606
10409 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10410 info on the result before moving a stmt.
10412 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10414 PR middle-end/68542
10415 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10416 branch with vector comparison.
10417 * config/i386/sse.md (VI48_AVX): New mode iterator.
10418 (define_expand "cbranch<mode>4): Add support for conditional branch
10419 with vector comparison.
10420 * tree-vect-loop.c (optimize_mask_stores): New function.
10421 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10422 has_mask_store field of vect_info.
10423 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10424 vectorized loops having masked stores after vec_info destroy.
10425 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10426 correspondent macros.
10427 (optimize_mask_stores): Add prototype.
10429 2016-02-02 Alan Modra <amodra@gmail.com>
10432 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10435 2016-02-02 Alan Modra <amodra@gmail.com>
10438 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10439 whenever toc_label_name used.
10440 (rs6000_file_start): Don't set up toc section here,
10441 (rs6000_output_function_epilogue): do so here instead,
10442 (rs6000_xcoff_file_start): and here.
10443 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10444 (load_toc_aix_di): Likewise.
10446 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10448 PR rtl-optimization/69592
10449 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10450 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10451 (num_sign_bit_copies_binary_arith_p): New inline function.
10452 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10454 2016-02-01 Jeff Law <law@redhat.com>
10456 PR tree-optimization/69580
10457 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10458 * tree-ssa-threadbackward.c
10459 (fsm_find_control_statement_thread_paths): Do not try to walk
10460 through large PHI nodes.
10462 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10464 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10465 when count is incremented above limit, don't analyze further
10468 * omp-low.c (oacc_parse_default_dims): Avoid
10469 -Wsign-compare warning, make sure value fits into int
10470 rather than just unsigned int.
10472 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10474 PR tree-optimization/67921
10475 * fold-const.c (split_tree): New parameters. Convert pointer
10476 type variable part to proper type before negating.
10477 (fold_binary_loc): Pass new arguments to split_tree.
10479 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10481 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10482 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10483 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10484 * doc/tm.texti: Rebuilt.
10485 * doc/invoke.texi (fopenacc-dim): Document.
10486 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10487 (append_compiler_options): Likewise.
10488 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10489 (oacc_parse_default_dims): New.
10490 (oacc_validate_dims): Add USED arg. Select non-unity default when
10492 (oacc_loop_fixed_partitions): Return mask of used partitions.
10493 (oacc_loop_auto_partitions): Emit dump info.
10494 (oacc_loop_partition): Return mask of used partitions.
10495 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10496 loop partitioning and validation calls.
10498 2016-02-01 Richard Biener <rguenther@suse.de>
10500 PR middle-end/69556
10501 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10503 2016-02-01 Richard Biener <rguenther@suse.de>
10505 PR tree-optimization/69574
10506 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10507 of asserting return chrec_dont_know.
10509 2016-02-01 Martin Liska <mliska@suse.cz>
10511 * mem-stats-traits.h: Add copyright header.
10512 * mem-stats.h: Likewise.
10514 2016-02-01 Richard Biener <rguenther@suse.de>
10516 PR tree-optimization/69579
10517 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10518 Do not propagate through abnormal PHI results.
10520 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10522 * postreload.c (reload_cse_simplify): Remove dead code.
10524 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10526 PR rtl-optimization/69570
10527 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10528 if there is more than one set, not if there is a single set.
10530 2016-02-01 Richard Henderson <rth@redhat.com>
10533 * combine.c (make_compound_operation): When looking through a
10534 subreg, make sure to re-extend to the width of the outer mode.
10536 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10538 PR tree-optimization/69546
10539 * wide-int.cc (wi::divmod_internal): For unsigned division
10540 where both operands fit into uhwi, if o1 is 1 and o0 has
10541 msb set, if divident_prec is larger than bits per hwi,
10542 clear another quotient word and return 2 instead of 1.
10543 Similarly for remainder with msb in HWI set, if dividend_prec
10544 is larger than bits per hwi.
10546 2016-01-29 Martin Jambor <mjambor@suse.cz>
10548 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10549 Use short lowercase names.
10550 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10551 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10552 acq_rel one. Protect warning agains segfaults if
10553 get_memory_order_name returns NULL.
10554 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10555 with release semantics. Do not warn if get_memory_order already did.
10556 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10557 semantics. Fix check for relaxed or acquire semantics. Do not warn
10558 if get_memory_order already did.
10560 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10562 * doc/install.texi: Document that isl-0.16 is supported.
10564 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10567 * config/i386/constraints.md (Bm): Describe as special memory
10569 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10570 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10571 * genpreds.c (struct constraint_data): Add is_special_memory.
10572 (have_special_memory_constraints, special_memory_start): New
10574 (special_memory_end): Ditto.
10575 (add_constraint): Add new arg is_special_memory. Add code to
10576 process its true value. Update have_special_memory_constraints.
10577 (process_define_constraint): Pass the new arg.
10578 (process_define_register_constraint): Ditto.
10579 (choose_enum_order): Process special memory.
10580 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10581 function insn_extra_special_memory_constraint.
10582 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10583 * gensupport.c (process_rtx): Process
10584 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10585 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10586 * ira-lives.c (single_reg_class): Use
10587 insn_extra_special_memory_constraint.
10588 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10589 * lra-constraints.c (process_alt_operands): Ditto.
10590 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10591 * recog.c (asm_operand_ok, preprocess_constraints): Process
10593 * reload.c (find_reloads): Ditto.
10594 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10595 * stmt.c (parse_input_constraint): Use
10596 insn_extra_special_memory_constraint.
10598 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10601 * lra-splill.c (lra_final_code_change): Revert r229087 by
10602 removing all sub-registers.
10604 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10607 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10609 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10612 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10613 SSE1, copy target into the temporary reg first before recursing
10616 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10618 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10621 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10623 * ginclude/stdarg.h: Test __cplusplus instead of
10624 __GXX_EXPERIMENTAL_CXX0X__.
10626 2016-01-29 Richard Biener <rguenther@suse.de>
10628 PR tree-optimization/69547
10629 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10630 Do not mark clobbers necessary.
10631 (mark_all_reaching_defs_necessary_1): Likewise.
10633 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10635 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10636 declaration name with %qs and print it in both error messages.
10637 Also fix indentation.
10639 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10642 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10643 trailing blank line from error message.
10645 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10648 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10651 2016-01-29 Richard Biener <rguenther@suse.de>
10653 PR middle-end/69537
10654 * match.pd: Allow all integral types when simplifying a
10655 widening or sign-changing conversion.
10657 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10659 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10660 back to setting codegen_error to fail codegen.
10662 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10665 * config/i386/constraints.md (C): Only accept constant zero operand.
10666 (BC): New constraint.
10667 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10668 instead of C constraint.
10669 * doc/md.texi (Machine Constraints): Update description
10672 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10675 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10677 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10679 PR middle-end/69542
10680 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10683 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10685 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10686 branches if using guessed profile.
10688 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10690 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10692 2016-01-28 Richard Henderson <rth@redhat.com>
10695 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10696 * config/aarch64/aarch64-protos.h: Update.
10697 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10698 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10699 (aarch64_get_condition_code_1): Handle CC_Cmode.
10700 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10701 (*add<mode>3_compareC_cconly_imm): New.
10702 (*add<mode>3_compareC_cconly): New.
10703 (*add<mode>3_compareC_imm): New.
10704 (add<mode>3_compareC): New.
10705 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10706 to be first. Use aarch64_carry_operation.
10707 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10708 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10709 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10710 (subti3): Use subdi3_compare1.
10711 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10712 (sub<mode>3_compare1): New.
10713 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10714 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10715 (*subsi3_carryin_uxtw): Likewise.
10716 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10717 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10718 * config/aarch64/iterators.md (DWI): New.
10719 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10720 (aarch64_borrow_operation): New.
10722 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10724 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10725 message when isl does not return a valid schedule.
10727 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10729 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10730 Remove comments from class declarations: they are already in the code
10733 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10735 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10737 (ternary_op_to_tree): Same.
10738 (unary_op_to_tree): Same.
10739 (nary_op_to_tree): Same.
10740 (gcc_expression_from_isl_expr_op): Same.
10741 (gcc_expression_from_isl_expression): Same.
10742 (graphite_create_new_loop): Same.
10743 (graphite_create_new_loop_guard): Same.
10744 (build_iv_mapping): Same.
10745 (graphite_create_new_guard): Same.
10746 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10747 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10749 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10751 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10752 instead of setting codegen_error to fail codegen.
10754 2016-01-28 Jason Merrill <jason@redhat.com>
10756 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10758 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10760 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10761 Remove CONST_INT_P check in CCMP cost calculation.
10763 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10765 * config/aarch64/aarch64.c (generic_vector_cost):
10766 Set vec_permute_cost.
10767 (cortexa57_vector_cost): Likewise.
10768 (exynosm1_vector_cost): Likewise.
10769 (xgene1_vector_cost): Likewise.
10770 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10771 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10772 Add vec_permute_cost entry.
10774 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10776 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10778 (add<mode>3_compare0): Likewise.
10779 (addsi3_compare0_uxtw): Likewise.
10780 (add<mode>3nr_compare0): Likewise.
10781 (compare_neg<mode>): Likewise.
10782 (<optab><mode>3): Likewise.
10784 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10786 * tree-vect-stmts.c (vectorizable_comparison): Add
10787 NULL check for vectype.
10789 2016-01-28 Richard Biener <rguenther@suse.de>
10791 PR tree-optimization/69466
10792 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10793 Account for PHIs we couldn't duplicate.
10795 2016-01-28 Martin Liska <mliska@suse.cz>
10798 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10799 instead of ENABLE_VALGRIND_CHECKING.
10801 2016-01-27 Richard Henderson <rth@redhat.com>
10804 * lra-remat.c (subreg_regs): New.
10805 (dump_candidates_and_remat_bb_data): Dump it.
10806 (operand_to_remat): Reject if operand in subreg_regs.
10807 (set_bb_regs): Collect subreg_regs.
10808 (lra_remat): Init and free subreg_regs. Compute
10809 calculate_local_reg_remat_bb_data before create_cands.
10811 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10814 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10815 change stack_alignment_needed for __tls_get_addr call.
10817 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10819 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10821 2016-01-27 Jeff Law <law@redhat.com>
10823 PR tree-optimization/68398
10824 PR tree-optimization/69196
10825 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10826 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10827 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10828 Only count PHIs in the last block in the path. The others will
10829 const/copy propagate away. Add heuristic to allow more irreducible
10830 subloops to be created when it is likely profitable to do so.
10832 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10833 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10834 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10836 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10839 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10840 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10841 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10842 * tree-streamer-in.c: Include asan.h.
10843 (streamer_get_builtin_tree): For builtins in sanitizer
10844 range call initialize_sanitizer_builtins and retry.
10846 2016-01-27 Ian Lance Taylor <iant@google.com>
10848 * common.opt (fkeep-gc-roots-live): New undocumented option.
10849 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10850 -fkeep-gc-roots-live, skip pointers.
10851 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10854 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10857 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10858 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10860 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10863 * configure.ac: NetBSD provides SSP in its C library.
10864 * configure: Updated.
10866 2016-01-27 Richard Biener <rguenther@suse.de>
10868 PR tree-optimization/69166
10869 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10870 reduction code for commutativity / associativity.
10872 2016-01-27 Martin Jambor <mjambor@suse.cz>
10874 PR tree-optimization/69355
10875 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10876 total_scalarization fails.
10878 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10880 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10883 2016-01-27 Christian Bruel <christian.bruel@st.com>
10886 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10887 Move arm_reset_previous_fndecl and set_target_option_current_node in
10888 the conditional part. Call save_restore_target_globals.
10889 * config/arm/arm.c (arm_set_current_function):
10890 Refactor to better support #pragma target and attribute mix.
10891 Call save_restore_target_globals.
10892 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10894 2016-01-27 Martin Liska <mliska@suse.cz>
10896 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10897 reference for an HSA kernel and its host function.
10899 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10901 PR tree-optimization/69399
10902 * wide-int.h (wi::lrshift): For larger precisions, only
10903 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10905 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10907 * config/arc/predicates.md (proper_comparison_operator): Reject
10908 constant-constant comparison.
10910 2016-01-26 Tom de Vries <tom@codesourcery.com>
10912 PR tree-optimization/69110
10913 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10914 DR_NUM_DIMENSIONS == 0.
10916 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10917 Sebastian Pop <s.pop@samsung.com>
10919 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10920 isl_ast_op_cond and isl_ast_op_select.
10921 (gcc_expression_from_isl_expr_op): Same.
10923 2016-01-26 Jason Merrill <jason@redhat.com>
10926 * tree.c (recompute_constructor_flags): Split out from
10928 (verify_constructor_flags): New.
10929 * tree.h: Declare them.
10931 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10933 PR rtl-optimization/69217
10934 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10935 are no TYPE_FIELDS set for the record type.
10937 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10940 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10941 toc_label_name unconditionally.
10942 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10943 SYMBOL_REF string. Use toc_label_name instead of constructing
10945 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10946 constructing LCTOC1.
10948 2016-01-26 Martin Sebor <msebor@redhat.com>
10951 * doc/extend.texi (Common Type Attributes): Move text that talks about
10952 attribute packed from attribute aligned to the section discussing
10953 the former attribute for clarity.
10955 2016-01-26 Richard Henderson <rth@redhat.com>
10957 PR middle-end/60908
10958 * trans-mem.c (tm_region_init): Mark entry block as visited.
10960 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10963 * diagnostic-show-locus.c (layout::print_source_line): Replace
10964 call to pp_newline with call to layout::print_newline.
10965 (layout::print_annotation_line): Likewise.
10966 (layout::move_to_column): Likewise.
10967 (layout::print_any_fixits): After printing any fixits, print a
10968 trailing newline, if necessary.
10969 (layout::print_newline): New method, resetting any colorization
10971 (diagnostic_show_locus): Move the pp_newline to before the
10972 early bailout. Remove dummy block enclosing the layout instance.
10973 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10974 of pp_newline_and_flush with pp_flush.
10975 (diagnostic_append_note): Delete use of pp_newline.
10976 (diagnostic_append_note_at_rich_loc): Delete.
10977 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10978 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10979 when newline characters are added to the buffer.
10981 2016-01-26 Michael Matz <matz@suse.de>
10983 * configure.ac (ac_cv_std_swap_in_utility): New test.
10984 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10985 * configure: Regenerate.
10986 * config.in: Regenerate.
10988 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10990 * config/arc/arc.md (cstoresi4): Force operand into register.
10991 (arcset<code>): Fix predicate.
10992 (arcsetltu): Likewise.
10993 (arcsetgeu): Likewise.
10994 (arcsethi): Likewise.
10995 (arcsetls): Likewise.
10997 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10999 PR tree-optimization/69483
11000 * gimple-fold.c (canonicalize_constructor_val): Return NULL
11001 if base has error_mark_node type.
11003 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
11006 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
11007 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
11009 (vget_lane_f16): Handle big-endian.
11010 (vgetq_lane_f16): Likewise.
11011 (vset_lane_f16): Likewise.
11012 (vsetq_lane_f16): Likewise.
11013 * config/arm/iterators.md (VQXMOV): Add V8HF.
11014 (VDQ): Add V4HF and V8HF.
11015 (V_reg): Handle V4HF and V8HF.
11016 (Is_float_mode): Likewise.
11017 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
11018 neon_vdup_nv8hf): New patterns.
11019 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
11020 Use VD_LANE iterator.
11021 (neon_vld1_dup<mode>): Use VQ2 iterator.
11023 2016-01-26 Nathan Sidwell <nathan@acm.org>
11025 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
11026 (set_oacc_fn_attrib): Add IS_KERNEL arg.
11027 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
11028 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
11029 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
11030 (oacc_validate_dims): Add LEVEL arg, don't return level.
11031 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
11032 oacc_validate_dims.
11033 (execute_oacc_device_lower): Adjust, add more dump output.
11034 * tree-ssa-loop.c (gate_oacc_kernels): Use
11035 oacc_fn_attrib_kernels_p.
11036 * tree-parloops.c (create_parallel_loop): Adjust
11037 set_oacc_fn_attrib call.
11039 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11042 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
11043 (append_compiler_options): Handle -fcilkplus.
11044 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
11046 2016-01-26 Nick Clifton <nickc@redhat.com>
11049 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
11050 been marked as DECL_ONE_ONLY but we do not the means to make it
11051 so, then do not allow it to bind locally.
11053 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11056 * opts.h (parse_sanitizer_options): New prototype.
11057 * opts.c (sanitizer_opts): New array.
11058 (parse_sanitizer_options): New function.
11059 (common_handle_option): Use parse_sanitizer_options.
11061 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
11064 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
11065 alignment adjustment to ...
11066 (ix86_update_stack_boundary): Here. Don't over-align stack for
11068 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11069 if __tls_get_addr is called.
11071 2016-01-26 Christian Bruel <christian.bruel@st.com>
11073 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11075 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11077 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11079 2016-01-26 Richard Biener <rguenther@suse.de>
11081 PR middle-end/69467
11082 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11084 2016-01-26 Richard Biener <rguenther@suse.de>
11086 PR tree-optimization/69452
11087 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11088 (move_computations_dom_walker::before_dom_children): Rename
11090 (move_computations_worker): This.
11091 (move_computations): Perform an RPO rather than a DOM walk.
11093 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11096 * combine.c (combine_instructions): For REG_EQUAL note with
11097 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11098 to the underlying register.
11099 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11100 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11102 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11105 * config/aarch64/aarch64-builtins.c
11106 (aarch64_init_simd_builtin_types): Do not set structural
11107 equality to __Poly{8,16,64,128}_t types.
11109 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11111 PR tree-optimization/69400
11112 * wide-int.cc (wi_pack): Take the precision as argument and
11113 perform canonicalization here rather than in the callers.
11114 Use the main loop to handle all full-width HWIs. Add a
11115 zero HWI if in_len isn't a full result.
11116 (wi::divmod_internal): Update accordingly.
11117 (wi::mul_internal): Likewise. Simplify.
11119 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11120 Sebastian Pop <s.pop@samsung.com>
11122 * graphite-poly.c (apply_poly_transforms): Simplify.
11123 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11124 (print_isl_map): Same.
11125 (print_isl_union_map): Same.
11126 (print_isl_schedule): New.
11127 (debug_isl_schedule): New.
11128 * graphite-dependences.c (scop_get_reads): Do not call
11129 isl_union_map_add_map that is undocumented isl functionality.
11130 (scop_get_must_writes): Same.
11131 (scop_get_may_writes): Same.
11132 (scop_get_original_schedule): Remove.
11133 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11134 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11135 (compute_deps): Remove.
11136 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11137 (debug_schedule_ast): New.
11138 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11139 set_separate_option.
11140 (graphite_regenerate_ast_isl): Add dump.
11141 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11142 from scop->transformed_schedule.
11143 (graphite_regenerate_ast_isl): Add more dump.
11144 * graphite-optimize-isl.c (optimize_isl): Set
11145 scop->transformed_schedule. Check whether schedules are equal.
11146 (apply_poly_transforms): Move here.
11147 * graphite-poly.c (apply_poly_transforms): ... from here.
11148 (free_poly_bb): Static.
11149 (free_scop): Static.
11150 (pbb_number_of_iterations_at_time): Remove.
11151 (print_isl_ast): New.
11152 (debug_isl_ast): New.
11153 (debug_scop_pbb): New.
11154 * graphite-scop-detection.c (print_edge): Move.
11155 (print_sese): Move.
11156 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11157 (build_scop_scattering): Remove.
11158 (create_pw_aff_from_tree): Assert instead of bailing out.
11159 (add_condition_to_pbb): Remove unused code, do not fail.
11160 (add_conditions_to_domain): Same.
11161 (add_conditions_to_constraints): Remove.
11162 (build_scop_context): New.
11163 (add_iter_domain_dimension): New.
11164 (build_iteration_domains): Initialize pbb->iterators.
11165 Call add_conditions_to_domain.
11168 (index_outermost_in_loop): New.
11169 (index_pbb_in_loop): New.
11170 (outermost_pbb_in): New.
11171 (add_in_sequence): New.
11172 (add_outer_projection): New.
11173 (outer_projection_mupa): New.
11174 (add_loop_schedule): New.
11175 (build_schedule_pbb): New.
11176 (build_schedule_loop): New.
11177 (embed_in_surrounding_loops): New.
11178 (build_schedule_loop_nest): New.
11179 (build_original_schedule): New.
11180 (build_poly_scop): Call build_original_schedule.
11181 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11182 (free_poly_dr): Remove.
11183 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11184 (free_poly_bb): Remove.
11185 (debug_loop_vec): Remove.
11186 (print_isl_ast): Declare.
11187 (debug_isl_ast): Declare.
11188 (scop_do_interchange): Remove.
11189 (scop_do_strip_mine): Remove.
11190 (scop_do_block): Remove.
11191 (flatten_all_loops): Remove.
11192 (optimize_isl): Remove.
11193 (pbb_number_of_iterations_at_time): Remove.
11194 (debug_scop_pbb): Declare.
11195 (print_schedule_ast): Declare.
11196 (debug_schedule_ast): Declare.
11197 (struct scop): Remove schedule. Add original_schedule,
11198 transformed_schedule.
11199 (free_gimple_poly_bb): Remove.
11200 (print_generated_program): Remove.
11201 (debug_generated_program): Remove.
11202 (unify_scattering_dimensions): Remove.
11203 * sese.c (print_edge): ... here.
11204 (print_sese): ... here.
11205 (debug_edge): ... here.
11206 (debug_sese): ... here.
11207 * sese.h (print_edge): Declare.
11208 (print_sese): Declare.
11209 (dump_edge): Declare.
11210 (dump_sese): Declare.
11212 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11213 Sebastian Pop <s.pop@samsung.com>
11215 * Makefile.in: Set ISLVER in site.exp.
11217 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11219 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11220 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11221 through DECL_VALUE_EXPR for expansion.
11223 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11225 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11226 the frame info after reload completed.
11228 2016-01-25 Jeff Law <law@redhat.com>
11230 PR tree-optimization/69196
11231 PR tree-optimization/68398
11232 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11233 tree-ssa-threadupdate.c.
11234 (determine_bb_domination_status): Prototype
11235 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11236 (determine_bb_domination_status): No longer static.
11237 (valid_jump_thread_path): Remove code to detect characteristics
11238 of the jump thread path not associated with correctness.
11239 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11240 Correct test for thread path length. Count PHIs for real operands as
11241 statements that need to be copied. Do not count ASSERT_EXPRs.
11242 Look at all the blocks in the thread path. Compute and selectively
11243 filter thread paths based on threading through the latch, threading
11244 a multiway branch or crossing a multiway branch.
11246 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11248 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11249 decl with __attribute__ ((unused)) annotation.
11251 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11254 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11255 of operands is compatible with a statement vectype.
11257 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11259 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11260 improve wording for mixed storage order support.
11262 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11264 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11265 (vcvt_u64_f64): Likewise.
11266 (vcvta_s64_f64): Likewise.
11267 (vcvta_u64_f64): Likewise.
11268 (vcvtm_s64_f64): Likewise.
11269 (vcvtm_u64_f64): Likewise.
11270 (vcvtn_s64_f64): Likewise.
11271 (vcvtn_u64_f64): Likewise.
11272 (vcvtp_s64_f64): Likewise.
11273 (vcvtp_u64_f64): Likewise.
11275 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
11277 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
11278 (arc_init): Check validity mll64 option.
11279 (arc_save_restore): Use double load/store instruction.
11280 (arc_expand_movmem): Likewise.
11281 (arc_split_move): Don't split if we have double load/store
11282 instructions. Returns a boolean.
11283 (arc_process_double_reg_moves): Change function to return boolean
11284 instead of a sequence of instructions.
11285 (arc_dwarf_register_span): New function.
11286 * config/arc/arc-protos.h (arc_split_move): Change prototype.
11287 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
11288 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
11289 (*movdf_insn): Likewise.
11290 * config/arc/arc.opt (mll64): New option.
11291 * config/arc/predicates.md (even_register_operand): New predicate.
11292 * doc/invoke.texi (ARC Options): Add mll64 documentation.
11294 2016-01-25 Richard Biener <rguenther@suse.de>
11297 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
11298 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
11300 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
11302 2016-01-25 Richard Biener <rguenther@suse.de>
11304 PR tree-optimization/69376
11305 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
11307 (VN_INFO_ANTI_RANGE_P): New inline.
11308 (VN_INFO_RANGE_TYPE): Likewise.
11309 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
11310 SSA_NAME_ANTI_RANGE_P.
11311 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
11312 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11313 Properly query VN_INFO_RANGE_TYPE.
11315 2016-01-25 Nick Clifton <nickc@redhat.com>
11318 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
11320 2016-01-23 Tom de Vries <tom@codesourcery.com>
11322 PR tree-optimization/69426
11323 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
11326 2016-01-23 Jakub Jelinek <jakub@redhat.com>
11328 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
11329 "the the" with "the" in the comments.
11330 * ipa-devirt.c (build_type_inheritance_graph,
11331 update_type_inheritance_graph): Likewise.
11332 * tree.c (build_function_type_list_1): Likewise.
11333 * cfgloopmanip.c (scale_loop_profile): Likewise.
11334 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
11335 * gimple-ssa-split-paths.c
11336 (find_block_to_duplicate_for_splitting_paths): Likewise.
11337 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
11338 * expr.c (convert_move): Likewise.
11339 * var-tracking.c (vt_stack_adjustments): Likewise.
11340 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11341 * tree-vrp.c (test_for_singularity): Likewise.
11343 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
11344 directly instead of building a temporary tree.
11347 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
11348 remove <algorithm> include.
11350 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11353 * config/i386/i386.c: Include dojump.h.
11354 (expand_small_movmem_or_setmem,
11355 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
11357 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
11358 if dynamic_check != -1.
11360 2016-01-21 Jeff Law <law@redhat.com>
11362 PR middle-end/69347
11363 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
11364 record_temporary_equivalences. Rewritten to avoid unnecessary calls
11365 into dominated_by_p.
11366 (cprop_into_successor_phis): Avoid unnecessary tests.
11368 2016-01-22 Richard Henderson <rth@redhat.com>
11371 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
11372 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
11374 2016-01-22 Michael Matz <matz@suse.de>
11376 * system.h (string, algorithm): Include only conditionally.
11377 (new): Include always under C++.
11378 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
11379 * final.c (toplevel): Ditto.
11380 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
11381 * genconditions.c (write_header): Make gencondmd.c define
11383 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
11385 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
11386 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
11388 2016-01-22 Christian Bruel <christian.bruel@st.com>
11391 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
11393 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11396 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
11397 define_insn_and_split. Ensure operands[1] and operands[0] do not
11398 get assigned the same register.
11400 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11402 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
11404 2016-01-22 Christian Bruel <christian.bruel@st.com>
11406 * config/arm/arm-c.c (arm_pragma_target_parse):
11407 Remove warn_builtin_macro_redefined overwrite.
11409 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11411 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11412 flag_non_call_exceptions compatibility.
11414 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11417 * dwarf2out.c (add_child_die_after): New function.
11418 (dwarf_qual_info_t): New type.
11419 (dwarf_qual_info): New variable.
11420 (qualified_die_p): New function.
11421 (modified_type_die): For -fdebug-types-section, ensure
11422 canonical order of qualifiers. Put qualified DIEs adjacent
11423 to the corresponding non-qualified type DIE and search there
11424 for existing qualified DIEs.
11426 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11428 * doc/extend.texi (scalar_storage_order type attribute): Document
11429 restriction on type punning and aliasing, and remove future tense.
11431 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11434 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11437 2016-01-21 Jeff Law <law@redhat.com>
11439 PR middle-end/69347
11440 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11441 useless call to record_temporary_equivalences.
11442 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11443 allocate 10 slots in the bb_path vector and let it grow as needed.
11444 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11447 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11449 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11451 * configure: Regenerate.
11453 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11455 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11456 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11458 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11460 PR middle-end/66178
11461 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11462 drop EXPAND_INITIALIZER.
11463 * rtl.h (contains_symbolic_reference_p): Declare.
11464 * rtlanal.c (contains_symbolic_reference_p): New function.
11465 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11466 a subtraction into a NOT if symbolic constants are involved.
11468 2016-01-21 Anton Blanchard <anton@samba.org>
11469 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11472 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11474 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11477 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11479 * config/microblaze/microblaze.c
11480 (get_branch_target): New.
11481 (insert_wic_for_ilb_runout): New.
11483 (microblaze_machine_dependent_reorg): New.
11484 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11485 * config/microblaze/microblaze.md
11486 (UNSPEC_IPREFETCH): Define.
11487 (iprefetch): New pattern
11488 * config/microblaze/microblaze.opt
11489 (mxl-prefetch): New flag.
11491 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11493 * config/microblaze/microblaze.h
11494 (FIXED_REGISTERS): Update in macro.
11495 (CALL_USED_REGISTERS): Update in macro.
11497 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11499 PR rtl-optimization/68920
11500 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11503 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11505 PR rtl-optimization/68990
11506 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11507 pseudo instead of inheritance ones.
11509 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11510 Nick Clifton <nickc@redhat.com>
11514 * config/mips/mips.c (mips_compute_frame_info): Initialise
11515 args_size and hard_frame_pointer_offset fields of the frame
11516 structure before calling mips_global_pointer.
11518 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11520 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11522 * configure: Regenerate.
11524 2016-01-21 Richard Biener <rguenther@suse.de>
11526 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11528 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11530 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11531 to actually emit the .size directive.
11533 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11534 Jakub Jelinek <jakub@redhat.com>
11538 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11539 args array size by one to avoid buffer overflow.
11541 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11543 * config/s390/s390.md (pool_section_start): Use switch_to_section
11544 to select proper read-only data section instead of hardcoding
11546 (pool_section_end): Use switch_to_section to match the above.
11548 2016-01-21 Richard Biener <rguenther@suse.de>
11550 PR tree-optimization/69378
11551 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11552 (set_ssa_val_to): Use it for dominance checks taking into
11553 account not executable edges.
11555 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11558 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11559 for bitsize instead of GET_MODE_PRECISION (mode).
11561 2016-01-20 Martin Sebor <msebor@redhat.com>
11564 * extend.texi (__sync Builtins): Clarify the semantics of
11565 __sync_fetch_and_OP built-ins on pointers.
11566 (__atomic Builtins): Same.
11568 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11569 Sebastian Pop <s.pop@samsung.com>
11571 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11572 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11573 (is_valid_rename): Same.
11574 (translate_isl_ast_to_gimple::get_rename): Same.
11575 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11576 (translate_isl_ast_to_gimple::rename_uses): Same.
11577 (get_new_name): Check for close_phi nodes.
11578 (copy_loop_phi_args): Use phi_node_kind.
11579 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11580 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11582 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11583 Sebastian Pop <s.pop@samsung.com>
11585 Revert commit r229783.
11586 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11587 Remove use of parameter_rename_map.
11588 (copy_def): Remove.
11589 (copy_internal_parameters): Remove.
11590 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11591 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11592 (free_sese_info): Do not free parameter_rename_map.
11593 (set_rename): Do not use parameter_rename_map.
11594 (rename_uses): Update call to set_rename.
11595 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11596 * sese.h (parameter_rename_map_t): Remove.
11597 (struct sese_info_t): Remove field parameter_rename_map.
11599 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11600 Sebastian Pop <s.pop@samsung.com>
11602 * graphite-isl-ast-to-gimple.c: Fix comment.
11603 * graphite-scop-detection.c (defined_in_loop_p): New.
11604 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11605 names defined in loop.
11607 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11608 Sebastian Pop <s.pop@samsung.com>
11610 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11611 Discard unstructured if-then-else regions.
11613 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11614 Sebastian Pop <s.pop@samsung.com>
11616 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11617 (cleanup_loop_iter_dom): Remove.
11618 (build_loop_iteration_domains): Remove.
11619 (build_scop_context): Remove.
11620 (build_scop_iteration_domain): Remove.
11621 (add_loop_constraints): New.
11622 (build_iteration_domains): New.
11623 (build_poly_scop): Call build_iteration_domains.
11625 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11626 Sebastian Pop <s.pop@samsung.com>
11628 * graphite-scop-detection.c
11629 (scop_detection::harmful_loop_in_region): Free dom and loops.
11630 (scop_detection::loop_body_is_valid_scop): Free bbs.
11632 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11633 Sebastian Pop <s.pop@samsung.com>
11635 * graphite-scop-detection.c (record_loop_in_sese): New.
11636 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11637 (build_scops): Remove call to build_sese_loop_nests.
11638 * sese.c (sese_record_loop): Remove.
11639 (build_sese_loop_nests): Remove.
11640 (new_sese_info): Remove region->loops.
11641 (free_sese_info): Same.
11642 * sese.h (sese_contains_loop): Same.
11643 (build_sese_loop_nests): Remove.
11644 (sese_contains_loop): Remove.
11646 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11647 Sebastian Pop <s.pop@samsung.com>
11649 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11650 loop_is_valid_in_scop.
11651 (scop_detection::harmful_stmt_in_region): Renamed
11652 harmful_loop_in_region.
11653 Call loop_is_valid_in_scop.
11655 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11656 Sebastian Pop <s.pop@samsung.com>
11658 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11661 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11662 Sebastian Pop <s.pop@samsung.com>
11664 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11665 * graphite.h (struct poly_bb): Remove field is_reduction.
11666 (PBB_IS_REDUCTION): Remove.
11668 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11669 Sebastian Pop <s.pop@samsung.com>
11671 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11672 (add_pdr_constraints): Same.
11673 (scop_get_reads): Same.
11674 (scop_get_must_writes): Same.
11675 (scop_get_may_writes): Same.
11676 (scop_get_original_schedule): Same.
11677 (extend_schedule): Same.
11678 (apply_schedule_on_deps): Same.
11679 (carries_deps): Same.
11680 (compute_deps): Same.
11681 (scop_get_dependences): Same.
11682 * graphite-isl-ast-to-gimple.c
11683 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11684 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11685 (get_schedule_for_band_list): Same.
11686 (get_schedule_map): Same.
11687 (apply_schedule_map_to_scop): Same.
11688 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11689 (build_loop_iteration_domains): Same.
11690 (add_condition_to_pbb): Same.
11691 (add_param_constraints): Same.
11692 (pdr_add_memory_accesses): Same.
11693 (pdr_add_data_dimensions): Same.
11695 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11697 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11700 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11702 * common.opt (feliminate-dwarf2-dups): Replace references to
11703 "DWARF 2" with just "DWARF".
11704 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11705 * doc/extend.texi: Likewise.
11706 * doc/cpp.texi: Likewise.
11707 * doc/invoke.texi: Likewise.
11708 (Option Summary): Add -gdwarf to list of Debugging Options.
11709 (Debugging Options): Document -gdwarf.
11710 * doc/contrib.texi: Spell "DWARF" like that.
11712 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11714 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11715 warning. Fix up formatting.
11717 PR middle-end/67653
11718 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11719 attempt to mark memory input operand addressable and
11720 call prepare_gimple_addressable in that case. Don't adjust
11721 input_location for diagnostics, use error_at instead.
11723 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11725 * config/rs6000/ppc-auxv.h: New file.
11726 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11727 (cpu_is): Likewise.
11728 (cpu_supports): Likewise.
11729 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11730 (cpu_is_info): New variable.
11731 (cpu_supports_info): Likewise.
11732 (tcb_verification_symbol): Likewise.
11733 (cpu_builtin_p): Likewise.
11734 (cpu_expand_builtin): New function.
11735 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11736 (rs6000_init_builtins): Likewise.
11737 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11738 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11739 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11740 * configure: Regenerate.
11741 * config.in: Likewise.
11742 * doc/extend.texi (PowerPC Built-in Functions): Document
11743 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11745 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11748 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11750 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11753 2016-01-20 Richard Henderson <rth@redhat.com>
11759 * tree.c (tm_define_builtin): New.
11760 (find_tm_vector_type): New.
11761 (build_tm_vector_builtins): New.
11762 (build_common_builtin_nodes): Call it.
11764 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11766 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11767 (arm_fp_ok): Likewise.
11768 (arm_fp): Likewise.
11769 (arm_crypto): Likewise.
11771 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11772 Richard Biener <rguenther@suse.de>
11774 PR tree-optimization/69328
11775 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11776 vectors have same number of elements.
11777 (vectorizable_condition): Fix masked version recognition.
11779 2016-01-20 Richard Biener <rguenther@suse.de>
11781 PR tree-optimization/69345
11782 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11783 (VN_INFO_PTR_INFO): Likewise.
11784 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11785 info when it is equal between non-dominating SSA names.
11786 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11787 Make sure to look at original SSA infos.
11789 2016-01-20 Jeff Law <law@redhat.com>
11792 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11794 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11795 (pc_or_label_operand): New predicate.
11796 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11797 tests for small integers that are 2^n - 1.
11799 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11801 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11803 2016-01-19 Jeff Law <law@redhat.com>
11805 PR middle-end/69347
11806 * tree-ssa-threadbackwards.c
11807 (fsm_find_control_statement_thread_paths): Do not try to lookup
11808 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11810 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11812 * doc/lto.texi: Remove text that says only Gold has linker plugin
11815 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11817 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11818 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11819 the DIE accordingly.
11820 (modified_type_die): Add REVERSE parameter and pass it recursively,
11821 as well as to base_type_die. Adjust presence check accordingly.
11822 (base_type_for_mode): Adjust call to modified_type_die.
11823 (add_type_attribute): Add REVERSE parameter and pass it to
11825 (generic_parameter_die): Adjust call to add_type_attribute.
11826 (add_scalar_info): Likewise.
11827 (add_subscript_info): Likewise.
11828 (gen_array_type_die): Likewise.
11829 (gen_descr_array_type_die): Likewise.
11830 (gen_entry_point_die): Likewise.
11831 (gen_enumeration_type_die): Likewise.
11832 (gen_formal_parameter_die): Likewise.
11833 (gen_subprogram_die): Likewise.
11834 (gen_variable_die ): Likewise.
11835 (gen_const_die): Likewise.
11836 (gen_field_die): Likewise.
11837 (gen_pointer_type_die): Likewise.
11838 (gen_reference_type_die): Likewise.
11839 (gen_ptr_to_mbr_type_die): Likewise.
11840 (gen_inheritance_die): Likewise.
11841 (gen_subroutine_type_die): Likewise.
11842 (gen_typedef_die): Likewise.
11843 (force_type_die): Adjust call to modified_type_die.
11845 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11847 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11848 flow throughout the file. Fix broken link to Objective-C 2.0
11850 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11853 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11855 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11857 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11860 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11861 (maybe_record_node): Record cxa_pure_virtual as the only possible
11862 target if there are not ohter candidates.
11863 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11865 2016-01-19 Richard Biener <rguenther@suse.de>
11867 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11868 (get_memory_order): Likewise.
11870 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11872 * tree-vect-stmts.c (vectorizable_store): Check
11875 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11878 * gcc.c (driver::decode_argv): Add call to
11879 init_opts_obstack before init_options_struct.
11880 * opts.c (init_opts_obstack): Remove idempotency.
11881 (init_options_struct): Replace call to init_opts_obstack
11882 with a gcc_assert to verify that it has already been called.
11883 * toplev.c (toplev::main): Add call to init_opts_obstack before
11884 calls to init_options_struct.
11885 (toplev::finalize): Move cleanup of opts_obstack next to
11886 cleanup of save_decoded_options, clearing the latter, and
11887 save_decoded_options_count.
11889 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11892 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11893 attribute to unconditional. Remove %? from output template.
11895 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11896 Jiong Wang <jiong.wang@arm.com>
11898 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11899 generated from different expand order.
11901 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11903 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11904 Add support for CCMP costing.
11906 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11908 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11909 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11910 (fccmpe<mode>): Likewise.
11911 (fcmp): Rename to fcmp and globalize pattern.
11913 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11914 (aarch64_gen_ccmp_next): Add FP support.
11916 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11918 * target.def (gen_ccmp_first): Update documentation.
11919 (gen_ccmp_next): Likewise.
11920 * doc/tm.texi (gen_ccmp_first): Update documentation.
11921 (gen_ccmp_next): Likewise.
11922 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11923 expand_ccmp_expr_1. Improve comments.
11924 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11925 (ccmp_ior<mode>): Remove pattern.
11926 (cmp<mode>): Remove expand.
11927 (cmp): Globalize pattern.
11928 (cstorecc4): Use cc_register.
11929 (mov<mode>cc): Remove ccmp_cc_register check.
11930 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11931 Simplify after removal of CC_DNE/* modes.
11932 (aarch64_ccmp_mode_to_code): Remove.
11933 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11934 In 'k' case use integer as condition.
11935 (aarch64_nzcv_codes): Remove inverted cases.
11936 (aarch64_code_to_ccmode): Remove.
11937 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11938 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11939 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11940 pattern. Return the comparison with CC register. Invert conditions
11941 when bitcode is OR.
11942 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11943 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11945 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11947 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11948 instrumented_version.
11950 2016-01-19 Richard Biener <rguenther@suse.de>
11952 PR tree-optimization/69336
11953 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11954 handled components with get_ref_base_and_extent.
11955 (equal_mem_array_ref_p): Adjust.
11957 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11960 * shrink-wrap.c: Include valtrack.h.
11961 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11962 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11963 in between insn and where it will be moved to. Call
11964 dead_debug_insert_temp.
11965 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11966 first and dead_debug_local_finish at the end.
11967 For uses and defs bitmap, handle all regs in between REGNO and
11968 END_REGNO, not just the first one.
11970 2016-01-19 Richard Biener <rguenther@suse.de>
11972 PR tree-optimization/69352
11973 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11974 (equal_mem_array_ref_p): Constrain size and max size properly.
11975 Compare the reverse flag.
11977 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11979 * ira.c (ira): Update regstat data if we deleted insns.
11981 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11983 PR rtl-optimization/68955
11984 PR rtl-optimization/64557
11985 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11986 here. Fix up formatting.
11987 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11989 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11992 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
11993 assume that the node has body.
11994 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
11997 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11999 * lto-streamer-out.c (lto_output): Do not stream instrumentation
12002 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12004 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
12005 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
12007 2016-01-19 Martin Jambor <mjambor@suse.cz>
12008 Martin Liska <mliska@suse.cz>
12009 Michael Matz <matz@suse.de>
12011 * Makefile.in (OBJS): Add new source files.
12012 (GTFILES): Add hsa.c.
12013 * common.opt (disable_hsa): New variable.
12014 (-Whsa): New warning.
12015 * config.in (ENABLE_HSA): New.
12016 * configure.ac: Treat hsa differently from other accelerators.
12017 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
12018 $enable_offloading.
12019 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
12020 * doc/install.texi (Configuration): Document --with-hsa-runtime,
12021 --with-hsa-runtime-include, --with-hsa-runtime-lib and
12022 --with-hsa-kmt-lib.
12023 * doc/invoke.texi (-Whsa): Document.
12024 (hsa-gen-debug-stores): Likewise.
12025 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
12026 to invoke offload compiler for hsa acclerator.
12027 * opts.c (common_handle_option): Determine whether HSA offloading
12028 should be performed.
12029 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
12030 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
12031 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
12032 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
12033 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
12034 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
12035 GF_OMP_FOR_KIND_GRID_LOOP.
12036 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
12037 (pp_gimple_stmt_1): Likewise.
12038 * gimple-walk.c (walk_gimple_stmt): Likewise.
12039 * gimple.c (gimple_build_omp_grid_body): New function.
12040 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
12041 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
12042 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
12043 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
12044 GF_OMP_TEAMS_GRID_PHONY.
12045 (gimple_statement_omp_single_layout): Updated comments.
12046 (gimple_build_omp_grid_body): New function.
12047 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
12048 (gimple_omp_for_grid_phony): New function.
12049 (gimple_omp_for_set_grid_phony): Likewise.
12050 (gimple_omp_parallel_grid_phony): Likewise.
12051 (gimple_omp_parallel_set_grid_phony): Likewise.
12052 (gimple_omp_teams_grid_phony): Likewise.
12053 (gimple_omp_teams_set_grid_phony): Likewise.
12054 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
12055 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
12056 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
12057 (BUILT_IN_GOMP_TARGET): Updated type.
12058 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
12059 (adjust_for_condition): New function.
12060 (get_omp_for_step_from_incr): Likewise.
12061 (extract_omp_for_data): Moved parts to adjust_for_condition and
12062 get_omp_for_step_from_incr.
12063 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
12064 (fixup_child_record_type): Bail out if receiver_decl is NULL.
12065 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
12066 (scan_omp_parallel): Do not create child functions for phony
12068 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12069 (scan_omp_1_op): Checking assert we are not remapping to
12070 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12071 (parallel_needs_hsa_kernel_p): New function.
12072 (expand_parallel_call): Register apprpriate parallel child
12073 functions as HSA kernels.
12074 (grid_launch_attributes_trees): New type.
12075 (grid_attr_trees): New variable.
12076 (grid_create_kernel_launch_attr_types): New function.
12077 (grid_insert_store_range_dim): Likewise.
12078 (grid_get_kernel_launch_attributes): Likewise.
12079 (get_target_argument_identifier_1): Likewise.
12080 (get_target_argument_identifier): Likewise.
12081 (get_target_argument_value): Likewise.
12082 (push_target_argument_according_to_value): Likewise.
12083 (get_target_arguments): Likewise.
12084 (expand_omp_target): Call get_target_arguments instead of looking
12085 up for teams and thread limit.
12086 (grid_expand_omp_for_loop): New function.
12087 (grid_arg_decl_map): New type.
12088 (grid_remap_kernel_arg_accesses): New function.
12089 (grid_expand_target_kernel_body): New function.
12090 (expand_omp): Call it.
12091 (lower_omp_for): Do not emit phony constructs.
12092 (lower_omp_taskreg): Do not emit phony constructs but create for them
12093 a temporary variable receiver_decl.
12094 (lower_omp_taskreg): Do not emit phony constructs.
12095 (lower_omp_teams): Likewise.
12096 (lower_omp_grid_body): New function.
12097 (lower_omp_1): Call it.
12098 (grid_reg_assignment_to_local_var_p): New function.
12099 (grid_seq_only_contains_local_assignments): Likewise.
12100 (grid_find_single_omp_among_assignments_1): Likewise.
12101 (grid_find_single_omp_among_assignments): Likewise.
12102 (grid_find_ungridifiable_statement): Likewise.
12103 (grid_target_follows_gridifiable_pattern): Likewise.
12104 (grid_remap_prebody_decls): Likewise.
12105 (grid_copy_leading_local_assignments): Likewise.
12106 (grid_process_kernel_body_copy): Likewise.
12107 (grid_attempt_target_gridification): Likewise.
12108 (grid_gridify_all_targets_stmt): Likewise.
12109 (grid_gridify_all_targets): Likewise.
12110 (execute_lower_omp): Call grid_gridify_all_targets.
12111 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12112 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12113 (tree_omp_clause): Added union field dimension.
12114 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12115 * tree.c (omp_clause_num_ops): Added number of arguments of
12116 OMP_CLAUSE__GRIDDIM_.
12117 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12118 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12119 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12120 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12121 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12122 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12123 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12124 * tree-pass.h (make_pass_gen_hsail): Declare.
12125 (make_pass_ipa_hsa): Likewise.
12126 * ipa-hsa.c: New file.
12127 * lto-section-in.c (lto_section_name): Add hsa section name.
12128 * lto-streamer.h (lto_section_type): Add hsa section.
12129 * timevar.def (TV_IPA_HSA): New.
12130 * hsa-brig-format.h: New file.
12131 * hsa-brig.c: New file.
12132 * hsa-dump.c: Likewise.
12133 * hsa-gen.c: Likewise.
12136 * toplev.c (compile_file): Call hsa_output_brig.
12137 * hsa-regalloc.c: New file.
12139 2016-01-18 Jeff Law <law@redhat.com>
12141 PR tree-optimization/69320
12142 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12143 ranged object, do nothing if the RHS constant is not [0..1].
12144 (optimize_stmt): Comparing a boolean ranged object against a
12145 constant outside [0..1] results in a compile-time constant.
12147 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12150 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12152 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12153 (Option Summary): Update to reflect new section and moved options.
12154 (C++ Dialect Options): Move -fstats to new section.
12155 (Debugging Options): Move all dump, statistics, and other GCC
12156 developer options to new section. Rewrite section introduction
12157 and re-order remaining options to put the more basic ones first.
12158 (Optimization Options): Move -fira-verbose and -flto-report* to
12160 (Developer Options): New section incorporating moved options.
12161 * doc/cppopts.texi (-dM): Update cross-reference.
12163 2016-01-18 Richard Henderson <rth@redhat.com>
12166 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12167 operands to pseudo only if CSE is expected. Split long immediate
12168 operands only after reload, and for the stack pointer.
12169 (*add<GPI>3_pluslong): Remove.
12170 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12171 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12172 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12173 (*add<GPI>3 peepholes): New.
12174 (*add<GPI>3 splitters): New.
12175 * config/aarch64/constraints.md (Upl): New.
12176 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12178 2016-01-18 Richard Biener <rguenther@suse.de>
12180 PR tree-optimization/69297
12181 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12183 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12185 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12187 PR middle-end/68542
12188 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12189 of mixind vector and scalar types.
12190 (fold_relational_const): Add handling of vector
12191 comparison with boolean result.
12192 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12193 comparison of vector operands with boolean result for EQ/NE only.
12194 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12195 (verify_gimple_cond): Likewise.
12196 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12199 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12201 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12204 2016-01-18 Richard Biener <rguenther@suse.de>
12206 PR middle-end/69308
12207 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12209 2016-01-18 Tom de Vries <tom@codesourcery.com>
12211 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12213 2016-01-18 Tom de Vries <tom@codesourcery.com>
12215 * omp-low.c (set_oacc_fn_attrib): Make extern.
12216 * omp-low.h (set_oacc_fn_attrib): Declare.
12217 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12218 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12219 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12220 Add and handle function parameter oacc_kernels_p.
12221 (find_reduc_addr, get_omp_data_i_param): New function.
12222 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12223 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12224 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12225 Calculate dominance info. Skip loops that are not in a kernels region
12226 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12227 (pass_parallelize_loops::execute): Call parallelize_loops with
12228 oacc_kernels_p argument.
12229 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12230 New member function.
12231 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12232 * passes.def: Add argument to pass_parallelize_loops instantation.
12234 2016-01-18 Tom de Vries <tom@codesourcery.com>
12236 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12237 pass_parallelize_loops to be run outside the loop pipeline.
12239 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12241 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12242 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12244 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12247 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12248 using get_ref_base_and_extent.
12249 (equal_mem_array_ref_p): New.
12250 (hashable_expr_equal_p): Add call to previous.
12252 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12255 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12256 (sra_initialize): Allocate disqualified_constants.
12257 (sra_deinitialize): Free disqualified_constants.
12258 (disqualify_candidate): Update disqualified_constants when appropriate.
12259 (create_access): Scan for constant-pool entries as we go along.
12260 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12261 (maybe_add_sra_candidate): Allow constant-pool entries.
12262 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12263 (initialize_constant_pool_replacements): New.
12264 (sra_modify_assign): Avoid mangling assignments created by previous,
12265 and don't generate writes into constant pool.
12266 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12268 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12270 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12271 andnot instruction.
12272 (scalar_chain::convert_op): Likewise.
12273 * config/i386/i386.md (*andndi3_doubleword): New.
12275 2016-01-18 Richard Biener <rguenther@suse.de>
12277 PR tree-optimization/69170
12278 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
12279 building a vector from scalar results of a pattern stmt.
12281 2016-01-18 Jakub Jelinek <jakub@redhat.com>
12283 * haifa-sched.c (autopref_multipass_init): Work around
12284 -Wmaybe-uninitialized warning.
12286 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
12288 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
12289 against the constant 0.
12291 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12293 PR tree-optimization/68799
12294 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
12295 look up phi candidates in the statement-candidate map.
12296 (phi_add_costs): Likewise.
12297 (record_phi_increments): Likewise.
12298 (phi_incr_cost): Likewise.
12299 (ncd_with_phi): Likewise.
12300 (all_phi_incrs_profitable): Likewise.
12302 2016-01-17 Jakub Jelinek <jakub@redhat.com>
12304 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
12305 -Wmaybe-uninitialized warning.
12307 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
12309 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12310 (Option Summary): Update to reflect new section and moved options.
12311 (C++ Dialect Options): Move -fvtable-verify and related options.
12312 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
12313 and profiling-related options.
12314 (Optimization Options): Move profile generation options and
12315 -fstack-protector and related options.
12316 (Instrumentation Options): New section incorporating moved options.
12317 (Code Generation Options): Move -finstrument-functions and
12318 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
12320 2016-01-16 Tom de Vries <tom@codesourcery.com>
12322 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
12324 2016-01-16 Tom de Vries <tom@codesourcery.com>
12326 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
12328 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
12330 * hash-table.h (hash_table::empty): Turn into an inline wrapper
12331 that checks whether the table is already empty. Rename the
12332 original implementation to...
12333 (hash_table::empty_slot): ...this new private function.
12335 2016-01-15 David Malcolm <dmalcolm@redhat.com>
12337 PR diagnostic/68899
12338 * diagnostic-show-locus.c (layout::print_source_line): Move x
12339 offset of line until after call to
12340 get_line_width_without_trailing_whitespace.
12342 2016-01-15 Jeff Law <law@redhat.com>
12344 PR tree-optimization/69270
12345 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
12346 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
12347 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
12348 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
12349 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12350 ssa_name_has_boolean_range and constant_boolean_node.
12352 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
12354 PR rtl-optimization/69030
12355 * lra-spills.c (remove_pseudos): Check nrefs and make the function
12357 (spill_pseudos): Delete debug insn for dead pseudo.
12358 (lra_spill): Initiate spill_hard_reg and slots memory separately.
12360 2016-01-15 Jiong Wang <jiong.wang@arm.com>
12362 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
12364 (TYPES_UNOPUS): Likewise.
12365 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
12366 builtin type, from UNOP to UNOPUS.
12367 (lbtruncuv4sf): Likewise.
12368 (lbtruncuv2df): Likewise.
12369 (lrounduv2sf): Likewise.
12370 (lrounduv4sf): Likewise.
12371 (lrounduv2df): Likewise.
12372 (lroundusf): Likewise.
12373 (lroundusf): Likewise.
12374 (lceiluv2sf): Likewise.
12375 (lceiluv4sf): Likewise.
12376 (lceiluv2df): Likewise.
12377 (lceilusf): Likewise.
12378 (lceiludf): Likewise.
12379 (lflooruv2sf): Likewise.
12380 (lflooruv4sf): Likewise.
12381 (lflooruv2df): Likewise.
12382 (lfloorusf): Likewise.
12383 (lfloorudf): Likewise.
12384 (lfrintnuv2sf): Likewise.
12385 (lfrintnuv4sf): Likewise.
12386 (lfrintnuv2df): Likewise.
12387 (lfrintnusf): Likewise.
12388 (lfrintnudf): Likewise.
12389 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
12391 (vcvtq_u32_f32): Likewise.
12392 (vcvtq_u64_f64): Likewise.
12393 (vcvta_u32_f32): Likewise.
12394 (vcvtaq_u32_f32): Likewise.
12395 (vcvtaq_u64_f64): Likewise.
12396 (vcvtm_u32_f32): Likewise.
12397 (vcvtmq_u32_f32): Likewise.
12398 (vcvtmq_u64_f64): Likewise.
12399 (vcvtn_u32_f32): Likwise.
12400 (vcvtnq_u32_f32): Likewise.
12401 (vcvtnq_u64_f64): Likewise.
12402 (vcvtp_u32_f32): Likewise.
12403 (vcvtpq_u32_f32): Likewise.
12404 (vcvtpq_u64_f64): Likewise.
12405 (vcvtmd_u64_f64): Likewise.
12406 (vcvtms_u32_f32): Likewise.
12407 (vcvtad_u64_f64): Likewise.
12408 (vcvtas_u32_f32): Likewise.
12409 (vcvtnd_u64_f64): Likewise.
12410 (vcvtns_u32_f32): Likewise.
12411 (vcvtpd_u64_f64): Likewise.
12412 (vcvtps_u32_f32): Likewise.
12414 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12416 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12417 CSEL of zero_extended registers.
12419 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12421 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12422 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12424 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12426 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12427 false when argument string is not found in the attributes table
12430 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12433 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12434 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12435 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12436 precision estimate.
12438 2016-01-15 Richard Biener <rguenther@suse.de>
12440 PR tree-optimization/66856
12441 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12442 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12443 (vect_create_new_slp_node): Increment stmt reference count.
12444 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12445 an SLP tree before swapping operands.
12446 (vect_build_slp_tree): Likewise.
12447 (destroy_bb_vec_info): Free stmt info after SLP instances.
12448 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12449 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12450 (STMT_VINFO_NUM_SLP_USES): New macro.
12452 2016-01-15 Richard Biener <rguenther@suse.de>
12455 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12456 (add_linkage_name): ... here.
12457 (gen_typedef_die): Use add_linkage_name_raw instead of
12458 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12461 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12463 * gimplify.c (oacc_default_clause): Decode reference and pointer
12464 types for both kernels and parallel regions.
12466 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12468 PR middle-end/69246
12469 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12471 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12473 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12474 (convert_scalars_to_vector): Likewise.
12476 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12478 * doc/extend.texi (Type Traits): Fix grammar.
12480 2016-01-15 Martin Jambor <mjambor@suse.cz>
12482 * tree-inline.c (remap_decl): Use existing dclarations if
12483 remapping a type and prevent_decl_creation_for_types.
12484 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12485 decls first. Do real remapping with
12486 prevent_decl_creation_for_types set.
12487 * tree-inline.h (copy_body_data): New field
12488 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12491 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12493 * config/s390/s390.opt (mmvcle): More verbose help text.
12495 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12497 * config/s390/s390.opt: Add period to -mzvector option text.
12499 2016-01-15 Richard Biener <rguenther@suse.de>
12501 PR tree-optimization/68961
12502 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12503 of invariants in stores again.
12505 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12507 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12509 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12511 * config/i386/i386.c (ix86_expand_branch): Don't split
12512 DI mode xor instruction to SI mode.
12514 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12517 * ipa-icf.c (sem_function::merge): Virtual functions may become
12518 reachable even if they address is not taken and there are no
12521 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12523 * lto-streamer-out.c (subtract_estimated_size): New function.
12524 (get_symbol_initial_value): Use it.
12526 2016-01-15 Christian Bruel <christian.bruel@st.com>
12529 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12530 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12531 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12532 use add_builtin_function_ext_scope instead of add_builtin_function.
12533 (neon_set_p, neon_crypto_set_p): Remove.
12534 (arm_init_builtins): Always call arm_init_neon_builtins and
12535 arm_init_crypto_builtins.
12536 (arm_expand_builtin): Check that builtins are allowed for the arch.
12537 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12538 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12539 arm_init_neon_builtins call.
12541 2016-01-15 Richard Biener <rguenther@suse.de>
12543 PR tree-optimization/69117
12544 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12545 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12546 of the leader conservatively.
12547 (free_scc_vn): Restore original SSA name infos.
12549 2016-01-14 Jeff Law <law@redhat.com>
12551 PR tree-optimization/69270
12552 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12553 single bit of precision, verify it's also unsigned.
12554 (record_edge_info): Use constant_boolean_node rather than fold_convert
12555 to convert boolean_true/boolean_false to the right type.
12557 2016-01-14 Richard Henderson <rth@redhat.com>
12560 * loop-doloop.c (record_reg_sets): New.
12561 (doloop_optimize): Reject the transform if the sequence
12562 clobbers registers live at the end of the loop block.
12563 (doloop_optimize_loops): Enable df_live if needed.
12565 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12567 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12568 * config/rs6000/rs6000.c: Likewise.
12569 * config/rs6000/rs6000.h: Likewise.
12570 * config/rs6000/rs6000.md: Likewise.
12571 * doc/extend.texi: Likewsie.
12573 2016-01-14 Jeff Law <law@redhat.com>
12575 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12578 2016-01-14 Richard Henderson <rth@redhat.com>
12582 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12583 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12584 instead of builtin_decl_declared_p to test for declaration.
12586 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12588 * doc/loop.texi (Loop Analysis and Representation): Document
12589 loop_depth function.
12591 2016-01-14 Tom de Vries <tom@codesourcery.com>
12593 PR tree-optimization/68773
12594 * omp-low.c (expand_omp_target): Don't set force_output.
12595 * varpool.c (varpool_node::get_create): Same.
12596 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12597 offload_funcs with force_output.
12599 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12602 * lra-eliminations.c (move_plus_up): Don't change anything if either
12603 the outer or inner subreg mode is not MODE_INT.
12604 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12605 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12607 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12609 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12610 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12611 reduc_uplus_@var{m}): Remove.
12612 * expr.c (expand_expr_real_2): Remove expansion path for
12613 reduc_[us](min|max|plus) optabs.
12614 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12615 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12616 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12617 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12618 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12619 reduc_[us](min|max|plus) optabs.
12621 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12623 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12624 (reduc_plus_scal_v2sf): New.
12625 (reduc_smax_v2sf): Rename to...
12626 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12627 (reduc_smin_v2sf): Rename to...
12628 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12630 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12632 * alias.c (compare_base_symbol_refs): New function.
12633 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12636 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12638 PR middle-end/68146
12639 PR tree-optimization/69155
12640 * tree-complex.c: Include cfganal.h.
12641 (phis_to_revisit): New variable.
12642 (extract_component): Add phiarg_p argument. Assert that returned
12643 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12644 (update_phi_components): Partly rewrite to use loop over real/imag
12645 components instead of code duplication. If extract_component returns
12646 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12647 create_tmp_reg into the PHI node instead, and mention the phi triplet
12648 in phis_to_revisit.
12649 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12650 in phis_to_revisit at the end.
12652 2016-01-14 Richard Biener <rguenther@suse.de>
12654 PR tree-optimization/68060
12655 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12656 outer loop reduction is only used in the inner loop before
12657 detecting a double reduction.
12659 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12662 * combine.c (expand_field_assignment): Punt if compute_mode is
12663 unsupported scalar mode.
12665 2016-01-14 Richard Biener <rguenther@suse.de>
12667 PR tree-optimization/66856
12668 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12669 SLP node only if it built successfully.
12670 (vect_analyze_slp_instance): Adjust.
12672 2016-01-14 Jeff Law <law@redhat.com>
12674 PR tree-optimization/69270
12675 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12676 (record_edge_info): Use it. Convert boolean_{true,false}_node
12677 to the type of op0.
12679 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12682 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12683 use block_ultimate_origin
12684 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12686 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12688 * doc/invoke.texi (Submodel Options): Rename section to
12689 "Machine-Dependent Options" to better reflect its content.
12690 Rewrite introductory text to remove archaic CPU names.
12693 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12695 * doc/invoke.texi (Code Gen Options): Move section up in file,
12696 before target-specific options. Update menu and option summary
12697 to reflect the new section ordering.
12699 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12701 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12702 (C++ Dialect Options): Add cross-reference to -std option.
12703 * doc/standards.texi (C++ Language): Document C++14 support.
12705 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12707 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12708 for pack/unpack functions for __ibm128.
12709 (PACK_IF): Likewise.
12710 (UNPACK_IF): Likewise.
12712 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12713 support for __ibm128 pack/unpack functions.
12714 (rs6000_invalid_builtin): Likewise.
12715 (rs6000_init_builtins): Likewise.
12716 (rs6000_opt_masks): Likewise.
12718 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12719 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12721 (RS6000_BTM_COMMON): Likewise.
12723 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12724 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12725 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12726 128-bit floating point. Add support for the double values to be
12727 in Altivec registers for TF/IF packing and unpacking, but restrict
12728 TD packing sub-fields to be FPR registers. Don't allow overlapped
12729 register support for packing. Allow pack inputs to be memory
12730 locations. Don't build generator functions for unpack<mode>_dm
12731 and unpack<mode>_nodm.
12732 (unpack<mode>_dm): Likewise.
12733 (unpack<mode>_nodm): Likewise.
12734 (pack<mode>): Likewise.
12736 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12737 built-in functions to pack/unpack explicit __ibm128 values.
12738 (__builtin_unpack_ibm128): Likewise.
12740 * doc/extend.texi (PowerPC Built-in Functions): Document
12741 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12743 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12746 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12747 Add new arg loc and pass it down as context.
12748 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12749 to the location to use for the warning.
12750 (check_function_arguments): New arg loc. All callers changed. Pass
12751 it to check_function_nonnull.
12752 * c-common.h (check_function_arguments): Adjust declaration.
12754 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12756 PR tree-optimization/69156
12757 * gimple.c (validate_type): Removed.
12758 (gimple_builtin_call_types_compatible_p): Use
12759 useless_type_conversion_p instead of validate_type.
12760 * value-prof.c (gimple_stringop_fixed_value): Fold
12761 icall_size to correct type.
12763 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12765 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12768 2016-01-13 Richard Henderson <rth@redhat.com>
12771 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12772 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12773 (ix86_builtin_tm_store): Remove.
12774 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12775 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12776 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12777 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12778 * doc/tm.texi: Rebuild.
12780 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12781 (BUILT_IN_TM_MEMCPY_RTWN): New.
12782 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12783 fallback from vector to integer helpers.
12784 (build_tm_load): Handle vector types directly, instead of
12786 (build_tm_store): Likewise.
12787 (expand_assign_tm): Prepare for register types not handled by
12788 the above. Copy them to memory and use memcpy.
12789 * tree.c (tm_define_builtin): New.
12790 (find_tm_vector_type): New.
12791 (build_tm_vector_builtins): New.
12792 (build_common_builtin_nodes): Call it.
12794 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12796 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12797 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12799 2016-01-13 Tom de Vries <tom@codesourcery.com>
12801 PR tree-optimization/69169
12802 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12803 handled_struct_type param.
12804 (create_variable_info_for, intra_create_variable_infos): Call
12805 create_variable_info_for_1 with extra arg.
12807 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12809 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12810 and "armv8.1-a+crc" entries.
12812 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12815 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12816 Change first operand predicate from register_or_constm1_operand
12817 to register_operand.
12818 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12819 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12820 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12821 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12822 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12823 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12824 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12825 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12826 comparison with constm1_rtx from vec_prefetch_gen part.
12828 2016-01-13 Richard Biener <rguenther@suse.de>
12830 PR tree-optimization/69013
12831 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12832 Exchange assert for a test.
12834 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12837 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12839 2016-01-13 Richard Biener <rguenther@suse.de>
12841 PR tree-optimization/69242
12842 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12843 assert with a check.
12845 2016-01-13 Richard Biener <rguenther@suse.de>
12847 PR tree-optimization/69186
12848 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12849 Properly guard vect_update_misalignment_for_peel call.
12851 2016-01-12 Jeff Law <law@redhat.com>
12853 PR tree-optimization/pr67755
12854 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12855 "need_profile_correction".
12856 (thread_block_1): Initialize new field to false by default. If we
12857 have multiple thread paths through a common joiner to different
12858 final targets, then set new field to true.
12859 (compute_path_counts): Only do count adjustment when it's really
12862 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12864 * doc/invoke.texi (Spec Files): Move section down in file, past
12865 all command-line option descriptions.
12867 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12869 PR middle-end/54809
12870 * doc/gty.texi: Remove documentation of mark_hook.
12871 * gengtype.c (struct write_types_data): Remove code to support
12872 mark_hook attribute.
12873 (walk_type): Likewise.
12874 (write_func_for_structure): Likewise.
12876 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12878 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12879 Directory Options, and -specs= to Overall Options.
12880 (Overall Options): Adjust similarly. Reorder to group related
12881 options together. Make -specs= cross-reference the spec file details.
12882 (Directory Options): Adjust similarly.
12884 2016-01-12 Jeff Law <law@redhat.com>
12886 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12888 2016-01-12 Olivier Hainque <hainque@adacore.com>
12890 * gcc.c (spec_undefvar_allowed): New global.
12891 (process_command): Set to true when running for --version or --help,
12893 (getenv_spec_function): When the variable is not defined, use the
12894 variable name as the variable value if we're allowed not to issue
12897 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12899 PR tree-optimization/68911
12900 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12901 information computed for expression "init + nit * step".
12903 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12905 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12906 about name of GCC executable. Remove deleted node from menu.
12907 (Directory Options) <-B>: Remove cross-reference to deleted node.
12908 (Target Options): Delete section.
12910 2016-01-12 Christian Bruel <christian.bruel@st.com>
12913 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12914 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12916 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12919 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12920 aligned_mem is properly set for AVX512-VL floating point masked
12924 * ifcvt.c (cond_exec_process_if_block): When removing the last
12925 insn from then_bb, remove also any possible barriers that follow it.
12927 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12931 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12932 (PTRDIFF_TYPE): Likewise.
12933 (WCHAR_TYPE): Likewise.
12934 (WCHAR_TYPE_SIZE): Likewise.
12935 (STDINT_LONG32): Likewise.
12937 2016-01-12 Richard Biener <rguenther@suse.de>
12939 PR tree-optimization/69053
12940 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12941 convert initial value for cond reductions.
12943 2016-01-12 Richard Biener <rguenther@suse.de>
12945 PR tree-optimization/69007
12946 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12947 widen_sum after dot_prod and sad.
12949 2016-01-12 Richard Biener <rguenther@suse.de>
12951 PR tree-optimization/69168
12952 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12953 pattern stmt SLP type.
12954 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12955 end up unused so cope with that case.
12957 2016-01-12 Richard Biener <rguenther@suse.de>
12959 PR tree-optimization/69157
12960 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12961 stmts def type only during analyze phase.
12962 (vectorizable_call): Likewise.
12963 (vectorizable_simd_clone_call): Likewise.
12964 (vectorizable_conversion): Likewise.
12965 (vectorizable_assignment): Likewise.
12966 (vectorizable_shift): Likewise.
12967 (vectorizable_operation): Likewise.
12968 (vectorizable_store): Likewise.
12969 (vectorizable_load): Likewise.
12971 2016-01-12 Richard Biener <rguenther@suse.de>
12973 PR tree-optimization/69174
12974 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12976 (vectorizable_load): Properly compute the number of loads needed
12977 for permuted strided SLP loads and do not spuriously assign
12978 to SLP_TREE_VEC_STMTS.
12980 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12982 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12983 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12984 (MD_EXEC_PREFIX): Remove.
12985 (MD_STARTFILE_PREFIX) Removee.
12986 (FILE_NAME_ABSOLUTE_P): Remove.
12987 (CPP_SPEC): Do not read macros from sys/version.h.
12988 (LINK_COMMAND_SPEC): Remove.
12989 (LOCAL_INCLUDE_DIR): Remove.
12990 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
12991 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
12992 (POST_LINK_SPEC): Define to invoke stubify after linker
12993 (LIBSTDCXX): Remove define
12994 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
12995 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
12996 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
12997 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
12998 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
12999 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
13000 (i386_djgpp_asm_named_section): Add propotype of new procedure
13002 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
13003 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
13004 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
13005 in config/i386/djgpp.h).
13006 (STANDARD_STARTFILE_PREFIX_2): Define identical to
13007 STANDARD_STARTFILE_PREFIX_1.
13008 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
13009 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
13010 installation errors.
13011 (MAX_OFILE_ALIGNMENT): Define to 128.
13012 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
13014 * config/i386/djgpp.c: New file. Add implementation of
13015 i386_djgpp_asm_named_section.
13017 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
13019 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
13020 Add rule for building djgpp.o.
13022 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13024 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
13025 (rtx_is_swappable_p): Reductions are swappable.
13026 (insn_is_swappable_p): V2DF reductions are swappable.
13028 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
13030 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
13031 reloads for other unsupported memory operands.
13033 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13034 Jim Wilson <jim.wilson@linaro.org>
13037 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
13038 copy_to_mode_reg instead of force_reg.
13040 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13043 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
13044 TARGET_80387 is true.
13046 2016-01-11 Jakub Jelinek <jakub@redhat.com>
13049 * lra-eliminations.c (move_plus_up): Only move plus up
13050 if subreg of the constant can be simplified into constant
13051 and use the simplified subreg of the constant instead of
13052 the original constant.
13054 * fold-const.c (fold_convertible_p): Don't return true
13055 for conversion of VECTOR_TYPE to same sized integral type.
13056 (fold_convert_loc): Fix up formatting. Fold conversion of
13057 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
13058 instead of NOP_EXPR.
13060 PR tree-optimization/69214
13061 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
13062 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
13065 PR tree-optimization/69207
13066 * tree-vect-slp.c (vect_get_constant_vectors): For
13067 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13068 fold_convertible_p to vector_type's element type, and always
13069 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13071 2016-01-11 Richard Biener <rguenther@suse.de>
13073 PR tree-optimization/69173
13074 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13075 fixup the cycle if all stmts are in a pattern.
13077 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13079 PR middle-end/68999
13080 * alias.c (base_alias_check): Move check for addresses with
13081 alignment ANDs before the call for compare_base_decls.
13082 (memrefs_conflict_p): Return -1 for different decls
13083 that went through alignment adjustments.
13085 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13087 PR rtl-optimization/68796
13088 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13089 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13090 and QImode comparisons against zero with CC_NZmode.
13091 * config/aarch64/iterators.md (short_mask): New mode_attr.
13093 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13095 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13096 (<avx512>_store<mode>_mask): Likewise.
13098 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13099 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13101 PR rtl-optimization/68841
13102 * ifcvt.c (struct noce_if_info): Add orig_x field.
13103 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13104 Don't record conflicts on to_rename if it's present.
13105 Allow memory destinations in sets.
13106 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13107 blocks, passing orig_x to the checks.
13108 (noce_process_if_block): Set if_info->orig_x appropriately.
13110 2016-01-11 Tom de Vries <tom@codesourcery.com>
13112 PR tree-optimization/69069
13113 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13115 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13117 PR rtl-optimization/68920
13118 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13119 of conditional moves for RTL if-conversion to 1 for
13120 TARGET_ONE_IF_CONV_INSN.
13121 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13122 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13123 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13124 parameter to restirct number of conditional moves for
13126 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13127 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13130 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13133 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13134 onepart vars. Fix typo in comment. Fix reversed condition in
13136 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13139 * var-tracking.c (dump_onepart_variable_differences): New.
13140 (dataflow_set_different): If a detailed dump is requested,
13141 delay early returns and dump differences between onepart
13142 variables present before and after, and added variables.
13144 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13147 * expr.c (expand_expr_real_1): For boolean vector constants
13148 with a scalar mode use const_scalar_mask_from_tree.
13149 (const_scalar_mask_from_tree): New.
13150 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13151 assigned to a mask type to handle constants.
13153 2016-01-11 Martin Jambor <mjambor@suse.cz>
13156 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13157 useless parameters if we cannot change function signature.
13159 2016-01-11 Martin Jambor <mjambor@suse.cz>
13162 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13165 2016-01-11 Tom de Vries <tom@codesourcery.com>
13167 PR tree-optimization/69109
13168 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13171 2016-01-11 Tom de Vries <tom@codesourcery.com>
13173 PR tree-optimization/69108
13174 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13175 res is not used in a phi.
13177 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13180 * common.opt (frandom-seed): Fix parameter name.
13181 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13183 2016-01-11 Tom de Vries <tom@codesourcery.com>
13185 PR tree-optimization/69058
13186 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13189 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13191 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13192 (mcode-density): Likewise.
13194 2016-01-10 Tom de Vries <tom@codesourcery.com>
13196 PR tree-optimization/69062
13197 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13198 (parallelize_loops): Don't paralelize loop that has phi with address
13201 2016-01-10 Tom de Vries <tom@codesourcery.com>
13203 PR tree-optimization/69039
13204 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13207 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13209 PR middle-end/68743
13210 * match.pd: Require target has function_c99_misc before doing
13211 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13213 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13215 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13217 * configure: Regenerate.
13219 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13221 PR middle-end/50865
13222 PR tree-optimization/69097
13223 * fold-const.h (expr_not_equal_to): New prototype.
13224 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13225 (expr_not_equal_to): New function.
13226 * match.pd (X % -Y is the same as X % Y): Don't optimize
13227 unless X is known not to be equal to minimum or Y is known
13228 not to be equal to -1.
13229 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13230 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13231 (simplify_stmt_using_ranges): Adjust caller.
13232 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13233 substitute_and_fold.
13235 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13237 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13240 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13242 PR tree-optimization/69167
13243 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13244 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13246 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13248 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13249 Richard Biener <rguenther@suse.de>
13251 PR tree-optimization/68707
13252 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13253 instances that can be handled via vect_load_lanes.
13255 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13257 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13258 if we can't determine address equivalence.
13259 * alias.c (compare_base_decl): Update for changed return value of
13260 symtab_node::equal_address_to.
13262 2016-01-08 Jason Merrill <jason@redhat.com>
13266 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13267 * expr.c (store_field): Not here.
13268 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13269 call with TREE_ADDRESSABLE type.
13270 * tree-cfg.c (verify_gimple_call): Adjust.
13272 2016-01-08 Olivier Hainque <hainque@adacore.com>
13274 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
13277 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13279 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
13280 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
13281 (reduc_smin_v2sf): Rename to...
13282 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
13283 (reduc_splus_v2sf): Rename to...
13284 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
13286 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13288 PR tree-optimization/69162
13289 * gimplify.c (gimplify_va_arg_expr): Encode original type of
13290 valist argument in another argument.
13291 (gimplify_modify_expr): Adjust for the above change. Cleanup.
13292 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
13293 to determine the va_list type, build a MEM_REF instead of
13294 build_fold_indirect_ref.
13296 PR tree-optimization/69172
13297 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
13300 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
13302 PR tree-optimization/67781
13303 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
13304 and cmpnop in two steps: first the ones not accessed in original
13305 gimple expression in a endian independent way and then the ones not
13306 accessed in the final result in an endian-specific way.
13308 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13310 PR tree-optimization/69083
13311 * tree-vect-slp.c (vect_get_constant_vectors): For
13312 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
13313 element type. If op is fold_convertible_p to vector_type's element
13314 type, use NOP_EXPR instead of VCE.
13316 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
13318 PR rtl-optimization/67778
13319 PR rtl-optimization/68634
13320 PR rtl-optimization/68909
13321 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
13322 block from the stack until done with it. Remove a superfluous
13323 bitmap set. Remove a superfluous bitmap test.
13325 2016-01-07 Martin Sebor <msebor@redhat.com>
13328 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
13329 constraint on the type of arguments.
13331 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
13333 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
13334 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
13335 unaligned_access on the gcc_options set.
13336 * config/arm/arm.c (arm_option_override_internal): Use
13337 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
13339 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13342 * config/i386/i386.c (ix86_frame_pointer_required): Enable
13343 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
13345 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13348 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13351 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13352 depending on frame_pointer_needed before remaining integer and SSE
13353 registers are saved.
13355 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
13358 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
13360 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
13363 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
13364 Use the "xBm" constraint.
13365 (float<sseintvecmodelower><mode>2<mask_name><round_name):
13367 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
13368 (sse_cvtsi2ssq<round_name>): Likewise.
13369 (sse_cvtss2si<round_name>): Likewise.
13370 (sse_cvtss2siq<round_name>): Likewise.
13371 (sse2_cvtsi2sdq<round_name>): Likewise.
13372 (sse2_cvtsd2si<round_name>): Likewise.
13373 (sse2_cvtsd2siq<round_name>): Likewise.
13374 * config/i386/subst.md (round_nimm_scalar_predicate): New
13377 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
13379 PR middle-end/67639
13380 * varasm.c (make_decl_rtl): Mark invalid register vars as
13383 PR rtl-optimization/66206
13384 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
13385 All callers changed.
13387 2016-01-07 Jakub Jelinek <jakub@redhat.com>
13389 PR tree-optimization/69141
13390 * tree-ssa-pre.c: Include langhooks.h.
13391 (eliminate_dom_walker::before_dom_children): Use
13392 lang_hooks.decl_printable_name instead of
13393 cgraph_node::get ()->name ().
13395 PR middle-end/68960
13396 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
13397 it and DECL_ALIGN too.
13399 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
13401 * config/mips/mips-ftypes.def: Sort to lexicographical order.
13403 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13406 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13407 depending on frame_pointer_needed before remaining integer and SSE
13408 registers are saved.
13410 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13412 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13413 mode iterator with VSX_M2.
13414 (*p9_vecstore_<mode>): Likewise.
13415 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13416 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13417 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13418 (define_split for VSX_LE128 stores): Likewise.
13419 (define_peephole2 for TImode LE swaps): Likewise.
13420 (define_split for VSX_LE128 post-reload stores): Likewise.
13422 2016-01-06 Marek Polacek <polacek@redhat.com>
13425 * convert.c (convert_to_integer_1): Adjust call to
13426 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13427 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13428 EXPR instead of ARG.
13429 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13431 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13434 * doc/extend.texi (RL78 Variable Attributes): New section.
13436 2016-01-05 Marek Polacek <polacek@redhat.com>
13439 * builtins.c (get_memmodel): Use expansion point location rather than
13440 the input location. Call warning_at rather than warning.
13441 (expand_builtin_atomic_compare_exchange): Likewise.
13442 (expand_builtin_atomic_load): Likewise.
13443 (expand_builtin_atomic_store): Likewise.
13444 (expand_builtin_atomic_clear): Likewise.
13446 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13449 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13450 Replace nonimmediate_operand with vector_operand.
13451 * config/i386/predicates.md (vector_operand): New predicate.
13452 (general_vector_operand): Replace nonimmediate_operand with
13454 * config/i386/sse.md: Replace nonimmediate_operand with
13455 vector_operand and m constraint with Bm constraint on SSE
13456 patterns with 16-byte memory operand.
13457 * config/i386/subst.md (round_nimm_predicate): Replace
13458 nonimmediate_operand with vector_operand.
13459 (round_saeonly_nimm_predicate): Likewise.
13460 (round_saeonly_nimm_scalar_predicate): New.
13462 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13465 * config/i386/constraints.md (Bm): New constraint.
13466 * config/i386/predicates.md (vector_memory_operand): New
13468 * config/i386/sse.md: Replace xm with xBm in plusminus and
13469 any_logic patterns.
13471 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13474 * doc/extend.texi (V850 Function Attributes): New section.
13475 (V850 Variable Attributes): New section.
13477 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13480 * doc/extend.texi (MicroBlaze Function Attributes): Document
13481 interrupt_handler and fast_interrupt attributes.
13483 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13486 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13487 for local symbolic operands.
13488 * config/ia64/predicates.md (local_symbolic_operand64): New
13491 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13493 PR rtl-optimization/68651
13494 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13497 2016-01-05 Nathan Sidwell <nathan@acm.org>
13499 * alias.c (compare_base_decls): Use symtab_node::get.
13501 2016-01-05 Nick Clifton <nickc@redhat.com>
13504 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13505 secondary_reload_info structure.
13508 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13509 decls if weak support is available.
13511 2016-01-04 Martin Sebor <msebor@redhat.com>
13513 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13515 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13517 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13518 OPTION_MASK_P9_DFORM.
13520 * config/rs6000/constraints.md (wo constraint): New constraint for
13523 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13525 (rs6000_init_hard_regno_mode_ok): Likewise.
13527 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13530 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13531 expanders not to have constraints. Add support for ISA 3.0 xxperm
13532 instruction. Add support for fusing xxlor with xxperm.
13533 (altivec_vperm_<mode>_internal): Likewise.
13534 (altivec_vperm_v8hiv16qi): Likewise.
13535 (altivec_vperm_<mode>v16q): Likewise.
13536 (altivec_vperm_<mode>_uns): Likewise.
13537 (vperm_v8hiv4si): Likewise.
13538 (vperm_v16qiv8hi): Likewise.
13540 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13542 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13544 Update copyright years.
13546 * gcc.c (process_command): Update copyright notice dates.
13547 * gcov-dump.c (print_version): Ditto.
13548 * gcov.c (print_version): Ditto.
13549 * gcov-tool.c (print_version): Ditto.
13550 * gengtype.c (create_file): Ditto.
13551 * doc/cpp.texi: Bump @copying's copyright year.
13552 * doc/cppinternals.texi: Ditto.
13553 * doc/gcc.texi: Ditto.
13554 * doc/gccint.texi: Ditto.
13555 * doc/gcov.texi: Ditto.
13556 * doc/install.texi: Ditto.
13557 * doc/invoke.texi: Ditto.
13559 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13561 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13562 modes larger than TImode as TImode if NEON is not enabled.
13564 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13567 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13568 mode for %f0-%f31 only if TARGET_FPU.
13570 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13573 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13574 to compute the PACKED_P predicate.
13575 (function_arg_record_value): Minor tweaks.
13577 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13579 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13580 option for arm*-*-* targets.
13582 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13584 * doc/extend.texi (Common Function Attributes): Move docs for
13585 MSP430-specific attributes to....
13586 (MSP430 Function Attributes): ...here. Delete the redundant
13587 entries and copy-edit the remaining text.
13588 (MSP430 Variable Attributes): Use uniform format for index
13589 entries and add a cross-reference to the corresponding function
13592 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13594 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13596 (x86 Options): Likewise.
13598 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13602 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13603 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13604 to corresponding attribute.
13606 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13608 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13609 to correct alphabetization of table. Copy-edit and correct
13611 <stack_protect>: Likewise.
13612 <target_clones>: Likewise.
13614 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13615 Correct punctuation.
13616 (Code Gen Options) <-fno-plt>: Copy-edit.
13618 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13621 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13622 SI values. Explicitly convert SI to DI and vice-versa.
13624 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13626 PR tree-optimization/69070
13627 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13628 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13631 * ubsan.c (ubsan_instrument_float_cast): Call
13632 initialize_sanitizer_builtins.
13635 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13637 Copyright (C) 2016 Free Software Foundation, Inc.
13639 Copying and distribution of this file, with or without modification,
13640 are permitted in any medium without royalty provided the copyright
13641 notice and this notice are preserved.