1 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
3 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
6 2016-05-28 Alan Modra <amodra@gmail.com>
8 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
10 2016-05-28 Alan Modra <amodra@gmail.com>
12 PR rtl-optimization/71275
13 * ira.c (ira): Free dominance info.
15 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
17 * doc/sourcebuild.texi: New address for upstream Go repository.
19 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
21 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
22 (TARGET_ARM_V7M): Likewise.
24 2016-05-26 Jeff Law <law@redhat.com>
26 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
27 (thread_across_edge): Remove calls to find_jump_threads_backwards.
28 * passes.def: Add jump threading passes before DOM/VRP.
29 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
30 argument to a basic block from an edge. Remove tests which are
32 (pass_data_thread_jumps, class pass_thread_jumps): New.
33 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
34 (make_pass_thread_jumps): Likewise.
35 * tree-pass.h (make_pass_thread_jumps): Declare.
37 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
39 * config/visium/visium-protos.h (split_double_move): Rename into...
40 (visium_split_double_move): ...this.
41 (visium_split_double_add): Declare.
42 * config/visium/visium.c (split_double_move): Rename into...
43 (visium_split_double_move): ...this.
44 (visium_split_double_add): New function.
45 (visium_expand_copysign): Renumber operands for consistency.
46 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
47 (DFmode move splitter): Likewise.
48 (*addi3_insn): Split by means of visium_split_double_add.
49 (*adddi3_insn_flags): Delete.
50 (*plus_plus_sltu<subst_arith>): New insn.
51 (*subdi3_insn): Split by means of visium_split_double_add.
52 (subdi3_insn_flags): Delete.
53 (*minus_minus_sltu<subst_arith>): New insn.
54 (*negdi2_insn): Split by means of visium_split_double_add.
55 (*negdi2_insn_flags): Delete.
57 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
59 * configure.ac: Treat a --with-headers option without argument
60 the same as the default (i.e. consult sys-include directory).
61 * configure: Regenerate.
63 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
65 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
66 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
68 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
69 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
71 2016-05-27 Jiong Wang <jiong.wang@arm.com>
74 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
75 tree-stdarg analysis results.
76 (aarch64_setup_incoming_varargs): Likewise.
78 2016-05-27 Jiong Wang <jiong.wang@arm.com>
80 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
81 va_list_gpr_counter_field and va_list_fpr_counter_field.
83 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
86 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
87 * config/aarch64/aarch64.c
88 (aarch64_cannot_change_mode_class): Remove function.
89 * config/aarch64/aarch64-protos.h
90 (aarch64_cannot_change_mode_class): Remove.
92 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
94 * cfgloop.c (record_niter_bound): Record likely upper bounds.
95 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
96 get_likely_max_loop_iterations_int): New.
97 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
98 any_likely_upper_bound.
99 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
101 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
102 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
104 (unroll_loop_constant_iterations): Likewise.
105 (unroll_loop_runtime_iterations): Likewise.
106 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
107 * lto-streamer-out.c (output_cfg): Likewise.
108 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
110 (canonicalize_loop_induction_variables): Dump likely upper bounds.
111 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
112 (likely_max_loop_iterations): New.
113 (likely_max_loop_iterations_int): New.
114 (likely_max_stmt_executions): New.
115 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
116 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
117 likely_max_stmt_executions): Declare.
119 2016-05-27 Marek Polacek <polacek@redhat.com>
122 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
124 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
126 * config/s390/s390.md (2x risbg splitters): Use
127 reg_overlap_mentioned_p instead of rtx_equal_p.
129 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
131 * combine.c (make_compound_operation): Take known zero bits into
132 account when checking for possible zero_extend.
134 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
136 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
137 Use const_int_operand for operand 2 predicate. Simplify expand code
140 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
143 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
146 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
148 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
149 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
150 that returns CC_SESWPmode and CC_ZESWPmode.
151 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
153 (aarch64_rtx_costs): Likewise.
155 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
157 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
158 for ISA 3.0 min/max support.
159 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
160 conditional move support.
161 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
162 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
164 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
165 conditional moves where the comparison type is different from move
167 (fp_minmax): New code iterator for smin/smax.
168 (minmax): New code attributes for min/max.
170 (smax<mode>3): Combine min, max insns into one insn using the
171 fp_minmax code iterator. Add support for ISA 3.0 min/max
172 instructions that don't need -ffast-math.
173 (s<minmax><mode>3): Likewise.
174 (smax<mode>3_vsx): Likewise.
175 (smin<mode>3): Likewise.
176 (s<minmax><mode>3_vsx): Likewise.
177 (smin<mode>3_vsx): Likewise.
178 (pre-VSX min/max splitters): Likewise.
179 (s<minmax><mode>3_fpr): Likewise.
180 (movsfcc): Rewrite floating point conditional moves to combine
181 SFmode/DFmode into a single insn.
182 (mov<mode>cc): Likewise.
184 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
185 SFDF2 iterators to handle all combinations.
186 (fseldfsf4): Likewise.
187 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
188 (fseldfdf4): Likewise.
189 (fselsfdf4): Likewise.
190 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
191 comparison instructions that set a 0/-1 mask, and use it for
192 floating point conditional move via XXSEL.
193 (fpmask<mode>): Likewise.
194 (xxsel<mode>): Likewise.
195 * config/rs6000/predicates.md (min_max_operator): Delete, no
197 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
198 instructions that generate a 0/-1 mask for use with XXSEL.
199 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
200 say whether floating point min/max is available, either through
201 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
202 (TARGET_MINMAX_DF): Likewise.
204 2016-05-27 Alan Modra <amodra@gmail.com>
206 PR rtl-optimization/71275
207 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
208 for update_equiv_regs and combine_and_move_insns.
210 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
212 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
213 if_then_else or cond RTXes to calculate attribute value.
214 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
215 <attr "length_immediate>: Ditto.
216 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
217 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
218 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
219 <attr "type">: Ditto.
220 <attr "prefix_data16">: Ditto.
221 <attr "prefix_extra">: Ditto.
222 <attr "length_immediate">: Ditto.
223 <attr "prefix">: Ditto.
224 (vec_set<mode>_0) <attr "isa">: Ditto.
225 <attr "prefix_extra">: Ditto.
226 <attr "length_immediate">: Ditto.
227 <attr "prefix">: Ditto.
228 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
229 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
230 (sse2_storelpd) <attr "prefix_data16">: Ditto.
231 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
232 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
233 <attr "length_immediate">: Ditto.
234 <attr "prefix">: Ditto.
235 (sse2_movsd) <attr "length_immediate">: Ditto.
236 <attr "prefix">: Ditto.
237 (vec_concatv2df) <attr "isa">: Ditto.
238 <attr "prefix">: Ditto.
239 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
240 (*vec_extractv2di_1) <attr "isa">: Ditto.
241 <attr "type">: Ditto.
242 <attr "length_immediate">: Ditto.
243 <attr "prefix_rex">: Ditto.
244 <attr "prefix_extra">: Ditto.
245 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
246 <attr "prefix_extra">: Ditto.
247 <attr "length_immediate">: Ditto.
248 (vec_concatv2di) <attr "isa">: Ditto.
249 <attr "prefix_extra">: Ditto.
250 <attr "length_immediate">: Ditto.
251 <attr "prefix">: Ditto.
253 2016-05-26 Martin Liska <mliska@suse.cz>
255 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
257 (operator+): Likewise.
258 (operator-): Likewise.
259 (comp_cost::operator+=): Likewise.
260 (comp_cost::operator-=): Likewise.
261 (comp_cost::operator/=): Likewise.
262 (comp_cost::operator*=): Likewise.
263 (operator<): Likewise.
264 (operator==): Likewise.
265 (operator<=): Likewise.
267 (infinite_cost_p): Likewise.
268 (add_costs): Likewise.
269 (sub_costs): Likewise.
270 (compare_costs): Likewise.
271 (set_group_iv_cost): Use the newly introduced functions.
272 (get_address_cost): Likewise.
273 (get_shiftadd_cost): Likewise.
274 (force_expr_to_var_cost): Likewise.
275 (split_address_cost): Likewise.
276 (ptr_difference_cost): Likewise.
277 (difference_cost): Likewise.
278 (get_computation_cost_at): Likewise.
279 (determine_group_iv_cost_generic): Likewise.
280 (determine_group_iv_cost_address): Likewise.
281 (determine_group_iv_cost_cond): Likewise.
282 (autoinc_possible_for_pair): Likewise.
283 (determine_group_iv_costs): Likewise.
284 (cheaper_cost_pair): Likewise.
285 (iv_ca_recount_cost): Likewise.
286 (iv_ca_set_no_cp): Likewise.
287 (iv_ca_set_cp): Likewise.
288 (iv_ca_cost): Likewise.
289 (iv_ca_new): Likewise.
290 (iv_ca_dump): Likewise.
291 (iv_ca_narrow): Likewise.
292 (iv_ca_prune): Likewise.
293 (iv_ca_replace): Likewise.
294 (try_add_cand_for): Likewise.
295 (try_improve_iv_set): Likewise.
296 (find_optimal_iv_set): Likewise.
298 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
300 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
301 that internal functions will clobber all caller-saved registers.
303 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
305 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
306 Return a better case_values_threshold when optimizing.
308 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
310 * config/aarch64/aarch64-simd.md (aarch64_combinez):
311 Add ? to integer variant.
312 (aarch64_combinez_be): Likewise.
314 2016-05-26 Jakub Jelinek <jakub@redhat.com>
316 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
317 instead of x constraint.
318 (vcvtps2ph256<mask_name>): Likewise.
320 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
321 alternative. Formatting fix.
324 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
326 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
327 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
328 maybe_evex prefix instead of vex.
329 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
330 EXT_REX_SSE_REG_P (op0) case in the splitter.
332 2016-05-25 Jeff Law <law@redhat.com>
334 PR tree-optimization/71272
335 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
336 Update comments. Add test for empty path.
338 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
340 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
341 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
342 special case builtin.
343 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
344 code for ALTIVEC_BUILTIN_VEC_CMPNE.
345 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
346 for __builtin_vec_cmpne.
348 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
350 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
351 redundant test and bail out if the type of the new operand is not
352 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
354 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
356 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
357 (x_ix86_target_flags_explicit): Remove.
358 * config/i386/i386.c (ix86_function_specific_save): Do not copy
359 x_ix86_target_flags_explicit.
360 (ix86_function_specific_restore): Ditto.
362 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
363 H.J. Lu <hongjiu.lu@intel.com>
366 * common/config/i386/i386-common.c
367 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
368 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
369 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
370 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
371 (-mgeneral-regs-only): Add new option.
372 * config/i386/i386.c (ix86_option_override_internal): Don't enable
373 x87 instructions if only general registers are allowed.
374 (ix86_target_string): Add ix86_flags argument. Handle additional
375 flags options through ix86_flags argument. Update all callers.
376 * doc/invoke.texi: Document -mgeneral-regs-only.
378 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
380 PR rtl-optimization/66940
381 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
382 decrementing desired_val will not overflow before performing these
385 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
387 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
388 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
389 * config/i386/i386.c (enum ix86_builtins): Add
390 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
391 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
392 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
393 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
394 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
395 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
396 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
397 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
398 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
399 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
400 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
401 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
402 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
403 __builtin_ia32_cvtps2dq512_mask.
404 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
405 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
406 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
408 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
410 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
411 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
413 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
414 (avx512f_vec_pack_sfix_v8df): New define_expand.
415 (avx512f_roundpd512): Rename to ...
416 (avx512f_round<castmode>512): ... this. Change iterator.
417 (avx512f_roundps512_sfix): New define_expand.
418 (round<mode>2_sfix): Change iterator.
420 2016-05-25 Nick Clifton <nickc@redhat.com>
422 * config/msp430/msp430.c (msp430_attr): Produce an error if a
423 static interrupt handler is detected.
424 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
425 default linker script.
426 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
427 the low part of a symbolic pointer.
429 2016-05-25 Richard Biener <rguenther@suse.de>
431 PR tree-optimization/71261
432 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
433 interesting stmt instead of immediate uses when looking
434 for the use operand to replace.
436 2016-05-25 Martin Liska <mliska@suse.cz>
438 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
440 2016-05-25 Richard Biener <rguenther@suse.de>
442 PR tree-optimization/71264
443 * tree-vect-stmts.c (vect_init_vector): Properly deal with
446 2016-05-25 Martin Liska <mliska@suse.cz>
448 PR tree-optimization/71239
449 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
450 if DECL_SIZE is NULL.
452 2016-05-25 Richard Biener <rguenther@suse.de>
454 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
455 * tree-if-conv.c (pass_data_if_conversion): Use it.
457 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
459 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
460 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
461 * varpool.c (varpool_node::get_availability): Likewise.
463 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
465 * config/rs6000/altivec.md (VNEG iterator): New iterator for
466 VNEGW/VNEGD instructions.
467 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
468 (neg<mode>2): Add expander for V2DImode added in ISA 2.06, and
469 support for ISA 3.0 VNEGW/VNEGD instructions.
471 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
473 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
474 pointers inside OACC_DATA regions.
475 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
476 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
477 (gimplify_adjust_omp_clauses): Fix typo in comment.
479 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
481 * config/rs6000/altivec.md (VParity): New mode iterator for vector
482 parity built-in functions.
483 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
485 (p9v_parity<mode>2): Likewise.
486 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
488 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
489 (parity<mode>2): ISA 3.0 expander for vector parity.
490 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
492 (BU_P9_64BIT_MISC_0): Likewise.
493 (BU_P9_MISC_0): Likewise.
494 (BU_P9V_AV_1): Likewise.
495 (BU_P9V_AV_2): Likewise.
496 (BU_P9V_AV_3): Likewise.
497 (BU_P9V_AV_P): Likewise.
498 (BU_P9V_VSX_1): Likewise.
499 (BU_P9V_OVERLOAD_1): Likewise.
500 (BU_P9V_OVERLOAD_2): Likewise.
501 (BU_P9V_OVERLOAD_3): Likewise.
502 (VCTZB): Add vector count trailing zeros support.
506 (VPRTYBD): Add vector parity support.
509 (VCTZ): Add overloaded vector count trailing zeros support.
510 (VPRTYB): Add overloaded vector parity support.
511 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
512 overloaded vector count trailing zeros and parity instructions.
513 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
514 vector parity support.
515 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
516 trailing zeros support.
517 (vec_cntlz): Likewise.
518 (vec_vctzb): Likewise.
519 (vec_vctzd): Likewise.
520 (vec_vctzh): Likewise.
521 (vec_vctzw): Likewise.
522 (vec_vprtyb): Add ISA 3.0 vector parity support.
523 (vec_vprtybd): Likewise.
524 (vec_vprtybw): Likewise.
525 (vec_vprtybq): Likewise.
526 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
527 the ISA 3.0 vector count trailing zeros and vector parity built-in
530 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
532 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
533 when there is stmt_to_insert.
535 2016-05-24 Martin Sebor <msebor@redhat.com>
538 * tree.h (complete_or_array_type_p): New inline function.
540 2016-05-24 Jakub Jelinek <jakub@redhat.com>
542 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
543 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
544 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
546 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
547 Limit 1st alternative to noavx isa, split 2nd alternative into one
548 noavx and one avx alternative, use *x and Bm in the former and
549 x and m in the latter.
551 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
552 of sse4 for the first alternative, drop %v from the template
553 and d operand modifier. Split second alternative into one sse4_noavx
554 and one avx alternative, use *x instead of *v in the former and v
555 instead of *v in the latter.
556 (*sse4_1_extractps): Use noavx isa instead of * for the first
557 alternative, drop %v from the template. Split second alternative into
558 one noavx and one avx alternative, use *x instead of *v in the
559 former and v instead of *v in the latter.
560 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
561 with noavx and the last one with avx.
562 (sse4_1_phminposuw): Guard first alternative with noavx isa,
563 split the second one into one noavx and one avx alternative,
564 use *x and Bm in the former and x and m in the latter one.
565 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
568 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
569 first two alternatives to noavx, use *x instead of *v in the second
570 one, add avx alternative without *.
571 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
572 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
573 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
575 2016-05-24 Jeff Law <law@redhat.com>
577 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
578 New function, extracted from...
579 (fsm_find_control_statement_thread_paths): Here. Use the new function.
580 Allow simple copies and constant initializations in the SSA chain.
582 2016-05-24 Marek Polacek <polacek@redhat.com>
585 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
588 2016-05-24 Jakub Jelinek <jakub@redhat.com>
591 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
592 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
593 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
594 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
595 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
597 2016-05-24 Richard Biener <rguenther@suse.de>
599 PR tree-optimization/71240
600 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
603 2016-05-24 Richard Biener <rguenther@suse.de>
605 PR tree-optimization/71230
606 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
608 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
610 * tree-vectorizer.h (vectorizable_comparison): Delete.
611 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
613 * tree-vect-stmts.c (vectorizable_call): Likewise.
614 (vectorizable_simd_clone_call): Likewise.
615 (vectorizable_conversion): Likewise.
616 (vectorizable_assignment): Likewise.
617 (vectorizable_shift): Likewise.
618 (vectorizable_operation): Likewise.
619 (vectorizable_load): Likewise.
620 (vectorizable_condition): Likewise.
621 (vectorizable_store): Likewise. Assert that we don't have
623 (vectorizable_comparison): Make static. Remove redundant
625 (vect_transform_stmt): Assert that we always have an slp_node
628 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
630 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
631 operands[2] against 1 with comparison against CONST1_RTX.
632 (<shift>di3_neon): Likewise.
633 * config/arm/predicates.md (const0_operand): Replace with comparison
636 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
638 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
639 operands[2] against 1 with comparison against CONST1_RTX.
642 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
647 (define_split above *compareqi_eq0): Likewise.
648 (define_split above "prologue"): Likewise.
649 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
650 * config/arm/predicates.md (shift_operator): Likewise.
651 (shift_nomul_operator): Likewise.
652 (sat_shift_operator): Likewise.
653 (thumb1_cmp_operand): Likewise.
654 (const_neon_scalar_shift_amount_operand): Replace manual range
656 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
657 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
659 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
661 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
662 with HOST_WIDE_INT_1.
664 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
665 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
666 (arm_canonicalize_comparison): Likewise.
667 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
669 (thumb1_size_rtx_costs): Likewise.
670 (vfp_const_double_index): Replace cast of 1 to unsigned
671 HOST_WIDE_INT with HOST_WIDE_INT_1U.
672 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
674 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
675 HOST_WIDE_INT with HOST_WIDE_INT_1U.
676 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
677 HOST_WIDE_INT with HOST_WIDE_INT_1.
679 2016-05-24 Marek Polacek <polacek@redhat.com>
681 * tree-cfg.h (should_remove_lhs_p): New predicate.
682 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
683 * gimplify.c (gimplify_modify_expr): Likewise.
684 * tree-cfg.c (verify_gimple_call): Likewise.
685 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
686 * gimple-fold.c: Include "tree-cfg.h".
687 (gimple_fold_call): Use should_remove_lhs_p.
689 2016-05-24 Richard Biener <rguenther@suse.de>
691 PR tree-optimization/71253
692 * cfganal.h (control_dependences): Make robust against edge
694 (control_dependences::control_dependences): Remove edge_list argument.
695 (control_dependences::get_edge): Remove.
696 (control_dependences::get_edge_src): Add.
697 (control_dependences::get_edge_dest): Likewise.
698 (control_dependences::m_el): Make a vector of edge src/dest index.
699 * cfganal.c (control_dependences::find_control_dependence): Adjust.
700 (control_dependences::control_dependences): Likewise.
701 (control_dependences::~control_dependence): Likewise.
702 (control_dependences::get_edge): Remove.
703 (control_dependences::get_edge_src): Add.
704 (control_dependences::get_edge_dest): Likewise.
705 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
707 (perform_tree_ssa_dce): Adjust.
708 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
710 (pass_loop_distribution::execute): Adjust. Do loop destroying
711 conditional on changed.
713 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
716 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
717 return. Reindent transformation comment and mention the ARM state
720 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
723 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
724 after build_and_add_sum creates new use stmt.
726 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
728 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
729 load_lanes/grouped_load classification comes first. Don't check
730 whether the vectorization factor is a multiple of the group size
733 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
735 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
736 GROUP_GAP for single-element interleaving.
737 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
740 2016-05-24 Richard Biener <rguenther@suse.de>
744 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
745 bases which are accessed with non-invariant indices.
746 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
747 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
749 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
752 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
753 (add_to_ops_vec): Add stmt_to_insert.
754 (add_repeat_to_ops_vec): Init stmt_to_insert.
755 (insert_stmt_before_use): New.
756 (transform_add_to_multiply): Remove mult_stmt insertion and add it
758 (get_ops): Init stmt_to_insert.
759 (maybe_optimize_range_tests): Likewise.
760 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
761 (rewrite_expr_tree_parallel): Likewise.
762 (reassociate_bb): Likewise.
764 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
767 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
768 ISA 3.0 xxperm fusion alternative.
769 (altivec_vperm_v8hiv16qi): Likewise.
770 (altivec_vperm_<mode>_uns_internal): Likewise.
771 (vperm_v8hiv4si): Likewise.
772 (vperm_v16qiv8hi): Likewise.
774 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
775 Kelvin Nilsen <kelvin@gcc.gnu.org>
777 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
778 vpermr/xxpermr on ISA 3.0.
779 (altivec_expand_vec_perm_le): Likewise.
780 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
781 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
784 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
786 * config/i386/i386.h (IS_STACK_MODE): Enable for
787 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
788 SSE_FLOAT_MODE_P macros.
789 * config/i386/i386.c (ix86_preferred_reload_class): Use
790 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
791 Cleanup regclass processing for CONST_DOUBLE_P.
792 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
793 (ix86_rtx_costs): Remove redundant TARGET_80387 check
794 with IS_STACK_MODE macro.
795 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
797 (*movdf_internal): Use IS_STACK_MODE macro.
798 (*movsf_internal): Ditto.
800 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
802 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
803 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
805 2016-05-23 Jeff Law <law@redhat.com>
807 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
809 (fsm_find_control_statement_thread_paths): Call it.
811 2016-05-23 Martin Jambor <mjambor@suse.cz>
814 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
815 from_global_constant if t is not NULL.
817 2016-05-23 Marek Polacek <polacek@redhat.com>
820 * common.opt (Wswitch-unreachable): New option.
821 * doc/invoke.texi: Document -Wswitch-unreachable.
822 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
825 2016-05-23 Bin Cheng <bin.cheng@arm.com>
827 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
828 TMR_INDEX is non-NULL.
830 2016-05-23 Richard Biener <rguenther@suse.de>
832 PR tree-optimization/71230
833 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
834 (try_special_add_to_ops): ... here. Always test for single-use.
836 2016-05-23 Martin Jambor <mjambor@suse.cz>
838 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
839 default block if a PHI node in the original one would be resized.
841 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
843 PR tree-optimization/58135
844 * tree-vect-slp.c: When group size is not multiple
845 of vector size, allow splitting of store group at
848 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
850 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
852 2016-05-22 Jakub Jelinek <jakub@redhat.com>
854 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
855 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
856 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
859 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
860 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
861 v constraint instead of x and vinserti32x4 insn.
863 * config/i386/sse.md (i128vldq): New mode iterator.
864 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
865 avx512dq and avx512vl alternatives.
867 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
868 constraint, use maybe_evex prefix instead of vex.
869 (vec_dupv4sf): Use v constraint instead of x for output
870 operand except for noavx alternative, use Yv constraint
871 instead of x for input. Use maybe_evex prefix instead of vex.
872 (*vec_dupv4si): Likewise.
873 (*vec_dupv2di): Likewise.
875 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
878 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
879 (linearize_expr_tree): Call try_special_add_to_ops.
880 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
882 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
884 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
885 to computed stack_usage.
887 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
890 * config/avr/avr.md (define_expand "mov<mode>"): If the source
891 operand is subreg (symbol_ref) then move the symbol ref to register.
893 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
895 * tree.c (array_at_struct_end_p): Look through MEM_REF.
897 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
900 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
903 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
905 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
906 ranges by calling get_single_symbol and tidy up. Look more closely
907 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
909 2016-05-20 Jeff Law <law@redhat.com>
911 * bitmap.c (bitmap_find_bit): Remove useless test.
913 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
915 * function.c (thread_prologue_and_epilogue_insns): Commit the
916 insertion of the epilogue.
918 2016-05-20 Martin Jambor <mjambor@suse.cz>
920 PR tree-optimization/70884
921 * tree-sra.c (initialize_constant_pool_replacements): Do not check
922 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
923 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
924 of constant pool data as a reason for scalarization.
926 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
928 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
930 (thumb1_expand_prologue): Likewise.
932 2016-05-20 Nathan Sidwell <nathan@acm.org>
934 * config/nvptx/nptx.c (nvptx_option_override): Only set
935 flag_toplevel_reorder, if not explicitly specified. Set
936 flag_no_common, unless explicitly specified.
938 2016-05-20 David Malcolm <dmalcolm@redhat.com>
940 * calls.c (can_implement_as_sibling_call_p): Mark param
941 reg_parm_stack_space with ATTRIBUTE_UNUSED.
943 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
945 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
946 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
947 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
949 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
950 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
953 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
955 * config/nvptx/nvptx.md (sincossf3): New pattern.
957 2016-05-20 David Malcolm <dmalcolm@redhat.com>
959 * calls.c (maybe_complain_about_tail_call): New function.
960 (initialize_argument_information): Call
961 maybe_complain_about_tail_call when clearing *may_tailcall.
962 (can_implement_as_sibling_call_p): Call
963 maybe_complain_about_tail_call when returning false.
964 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
965 ensure try_tail_call is set. Call maybe_complain_about_tail_call
966 if tail-call optimization fails.
967 * cfgexpand.c (expand_call_stmt): Initialize
968 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
969 * gimple-pretty-print.c (dump_gimple_call): Dump
970 gimple_call_must_tail_p.
971 * gimple.c (gimple_build_call_from_tree): Call
972 gimple_call_set_must_tail with the value of
973 CALL_EXPR_MUST_TAIL_CALL.
974 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
975 (gimple_call_set_must_tail): New function.
976 (gimple_call_must_tail_p): New function.
977 * print-tree.c (print_node): Update printing of TREE_STATIC
978 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
979 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
980 trailing comment listing applicable flags.
981 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
983 2016-05-20 David Malcolm <dmalcolm@redhat.com>
985 * calls.c (expand_call): Move "Rest of purposes for tail call
986 optimizations to fail" to...
987 (can_implement_as_sibling_call_p): ...this new function, and
988 split into multiple "if" statements.
990 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
992 * cfgloop.h (expected_loop_iterations_unbounded,
993 expected_loop_iterations): Unconstify.
994 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
995 profile with known upper bound; return 3 when profile is absent.
996 (expected_loop_iterations): Update.
998 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1000 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
1001 and get_max_loop_iterations_int.
1003 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1005 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
1006 realistic upper bounds here.
1008 2016-05-20 Jakub Jelinek <jakub@redhat.com>
1011 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
1012 calls if the LHS is variable length or has addressable type.
1013 If targets[0]->decl is a noreturn call with void return type and
1014 zero arguments, adjust fntype and remove lhs in that case.
1016 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
1018 PR tree-optimization/71079
1019 PR tree-optimization/71206
1020 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
1022 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1024 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
1025 (get_vec_alignment_for_array_decl): Likewise.
1026 (get_vec_alignment_for_record_decl): Likewise.
1027 (increase_alignment::execute): Move code to find alignment to
1028 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
1029 (type_align_map): New hash_map.
1031 2016-05-20 Richard Guenther <rguenther@suse.de>
1033 PR tree-optimization/29756
1034 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
1035 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
1036 * fold-const.c (operand_equal_p): Likewise.
1037 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
1038 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
1039 * tree-inline.c (estimate_operator_cost): Likewise.
1040 * tree-pretty-print.c (dump_generic_node): Likewise.
1041 * tree-ssa-operands.c (get_expr_operands): Likewise.
1042 * cfgexpand.c (expand_debug_expr): Likewise.
1043 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
1044 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
1045 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
1046 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
1047 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
1048 (execute_update_addresses_taken): Do it.
1050 2016-05-20 Richard Biener <rguenther@suse.de>
1052 PR tree-optimization/71185
1053 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
1054 register operations.
1056 2016-05-20 Richard Biener <rguenther@suse.de>
1058 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
1059 gimple_seq_add_seq_without_update.
1060 (release_bb_predicate): Assert we have no operands to free.
1061 (if_convertible_loop_p_1): Calculate post dominators later.
1062 Do not free BB predicates here.
1063 (combine_blocks): Do not recompute BB predicates.
1064 (version_loop_for_if_conversion): Save BB predicates around
1067 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1069 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
1070 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
1071 code. Ignore sibcalls on EDGE_IGNORE edges.
1072 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
1073 on edges for sibcalls that run without prologue. The rest of the
1074 function is combined from...
1075 (fix_fake_fallthrough_edge): ... this, and ...
1076 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1077 function argument, make it a local variable.
1079 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1081 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1082 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1083 for 32-bit mode and SEH for 64-bit.
1084 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1085 TARGET_64BIT_DEFAULT.
1087 2016-05-19 Ryan Burn <contact@rnburn.com>
1089 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1090 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1092 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1094 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1095 force pending loads from memory.
1097 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1099 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1100 (UNSPEC_DARN_32): New unspec constant.
1101 (UNSPEC_DARN_RAW): New unspec constant.
1102 (darn_32): New instruction.
1103 (darn_raw): New instruction.
1104 (darn): New instruction.
1105 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1106 support and documentation for this macro.
1107 (BU_P9_MISC_1): New macro definition.
1108 (BU_P9_64BIT_MISC_0): New macro definition.
1109 (BU_P9_MISC_0): New macro definition.
1110 (darn_32): New builtin definition.
1111 (darn_raw): New builtin definition.
1112 (darn): New builtin definition.
1113 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1114 RS6000_BUILTIN_0 directives to surround each occurrence of
1115 #include "rs6000-builtin.def".
1116 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1117 RS6000_BTM_64BIT flags to the returned mask, depending on
1119 (def_builtin): Correct an error in the assignments made to the
1120 debugging variable attr_string.
1121 (rs6000_expand_builtin): Add support for no-operand built-in
1123 (builtin_function_type): Remove fatal_error assertion that is no
1125 (rs6000_common_init_builtins): Add support for no-operand built-in
1127 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1129 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1131 (RS6000_BTM_64BIT): New macro definition.
1132 * doc/extend.texi: Document __builtin_darn (void),
1133 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1136 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1138 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1139 max_loop_iterations_int.
1141 2016-05-19 Marek Polacek <polacek@redhat.com>
1143 PR tree-optimization/71031
1144 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1145 condition and adjust the code a bit.
1147 2016-05-19 Martin Liska <mliska@suse.cz>
1149 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1150 auto_vec instead of vec.
1152 2016-05-19 Martin Liska <mliska@suse.cz>
1154 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1156 2016-05-19 Martin Liska <mliska@suse.cz>
1158 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1160 2016-05-19 Martin Liska <mliska@suse.cz>
1162 * ipa-pure-const.c (set_function_state): Remove an existing
1164 (remove_node_data): Do not free it as it's released
1165 in set_function_state.
1167 2016-05-19 Martin Liska <mliska@suse.cz>
1169 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1172 2016-05-19 Martin Liska <mliska@suse.cz>
1174 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1176 2016-05-19 Martin Liska <mliska@suse.cz>
1178 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1179 an auto_vec instead of re-creating it.
1181 2016-05-19 Martin Liska <mliska@suse.cz>
1183 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1184 auto_vec instead of vec.
1186 2016-05-19 Martin Liska <mliska@suse.cz>
1188 * lto-section-in.c (lto_get_section_data): Call
1189 lto_check_version with additional argument.
1190 * lto-streamer.c (lto_check_version): Add new argument.
1191 * lto-streamer.h (lto_check_version): Likewise.
1193 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1195 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1196 Don't add cost of inner memory when handling sign-extended loads.
1198 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1200 PR rtl-optimization/71148
1201 * cse.c (cse_main): Free dominance info.
1202 (rest_of_handle_cse): Don't free dominance info.
1203 (rest_of_handle_cse2): Likewise.
1204 (rest_of_handle_cse_after_global_opts): Likewise.
1206 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1209 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1210 NULL_TREE early if NEON is not available. Remove now redundant check
1211 in ARM_CHECK_BUILTIN_MODE.
1213 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1216 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1217 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1218 * doc/cpp.texi: Document new macros.
1220 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1222 PR tree-optimization/69848
1223 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1224 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1226 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1228 * function.c (thread_prologue_and_epilogue_insn): Move the
1229 "goto epilogue_done" one block later.
1231 2016-05-19 Richard Biener <rguenther@suse.de>
1233 PR tree-optimization/70729
1234 * passes.def: Move LIM pass before PRE. Remove no longer
1235 required copyprop and move first DCE out of the loop pipeline.
1237 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1240 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1241 (OBJS-libcommon-target): ...here.
1242 * opts-common.c: Include spellcheck.h.
1243 (cmdline_handle_error): Build a vec of valid options and use it
1244 to suggest provide hints for misspelled arguments.
1246 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1249 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1250 lhs if it has TREE_ADDRESSABLE type.
1252 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1255 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1256 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1258 2016-05-18 Martin Jambor <mjambor@suse.cz>
1261 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1262 input for NOP_EXPR pass-through functions.
1263 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1264 aggregate global constant VAR_DECLs in constant jump functions.
1266 2016-05-18 Martin Jambor <mjambor@suse.cz>
1269 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1270 from TREE_READONLY parameters.
1272 2016-05-18 Martin Jambor <mjambor@suse.cz>
1275 * cgraph.h (cgraph_indirect_call_info): New field
1276 guaranteed_unmodified.
1277 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1278 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1280 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1281 pass the parameter value to ipa_find_agg_cst_for_param.
1282 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1283 guaranteed_unmodified, store AA results there instead of bailing out
1285 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
1286 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
1287 (find_constructor_constant_at_offset): New function.
1288 (ipa_find_agg_cst_from_init): Likewise.
1289 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
1290 static initializers of contants, report back through a new paameter
1291 from_global_constant if that was the case.
1292 (try_make_edge_direct_simple_call): Also pass parameter value to
1293 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1295 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
1296 (ipa_read_indirect_edge_info): Likewise.
1297 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
1298 (ipa_load_from_parm_agg): Likewise.
1300 2016-05-18 Jiong Wang <jiong.wang@arm.com>
1302 PR rtl-optimization/71150
1303 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
1306 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1309 * config/rs6000/constraints.md (wE constraint): New constraint
1310 for a vector constant that can be loaded with XXSPLTIB.
1311 (wM constraint): New constraint for a vector constant of a 1's.
1312 (wS constraint): New constraint for a vector constant that can be
1313 loaded with XXSPLTIB and a vector sign extend instruction.
1314 * config/rs6000/predicates.md (xxspltib_constant_split): New
1315 predicates for wE/wS constraints.
1316 (xxspltib_constant_nosplit): Likewise.
1317 (easy_vector_constant): Add support for constants that can be
1318 loaded via XXSPLTIB.
1319 (all_ones_constant): New predicate for vector constant with all
1321 (splat_input_operand): Add support for ISA 3.0 word splat operations.
1322 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
1323 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
1324 instruction and possibly with a sign extension.
1325 (output_vec_const_move): Add support for XXSPLTIB. If we are
1326 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
1327 instead of XXLXOR/XXLORC.
1328 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
1330 (rs6000_legitimize_reload_address): Likewise.
1331 (rs6000_output_move_128bit): Use output_vec_const_move to emit
1333 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
1334 combine VSX_M and VSX_M2 into one iterator.
1336 (VSINT_84): New iterators for loading constants with XXSPLTIB.
1337 (VSINT_842): Likewise.
1338 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
1339 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
1340 XXSPLTIB instruction.
1341 (xxspltib_<mode>_nosplit): Likewise.
1342 (xxspltib_<mode>_split): New insn to load up constants with
1343 XXSPLTIB and a sign extend instruction.
1344 (vsx_mov<mode>): Replace single move that handled all vector types
1345 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
1346 moves (when -mvsx-timode is in effect) into the main vector
1347 moves. Eliminate separate moves for <VSr> <VSa>, where the
1348 preferred register class (<VSr>) is listed first, and the
1349 secondary register class (<VSa>) is listed second with a '?' to
1350 discourage use. Prefer loading 0/-1 in any VSX register for ISA
1351 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
1352 that if the register was involved in a slow operation, the
1353 clear/set operation does not wait for the slow operation to
1354 finish. Adjust the length attributes for 32-bit mode. Use
1355 rs6000_output_move_128bit and drop the use of the string
1356 instructions for 32-bit movti when -mvsx-timode is in effect. Use
1357 spacing so that the alternatives and attributes don't generate
1358 long lines, and put things in columns, so that it is easier to
1359 match up the operands and attributes with the insn alternatives.
1360 (vsx_mov<mode>_64bit): Likewise.
1361 (vsx_mov<mode>_32bit): Likewise.
1362 (vsx_movti_64bit): Fold movti into normal vector moves.
1363 (vsx_movti_32bit): Likewise.
1364 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
1366 (vsx_splat_v4si_internal): Likewise.
1367 (vsx_splat_v4sf_internal): Likewise.
1368 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
1369 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
1370 extend vector elements.
1371 (vsx_sign_extend_hi_<mode>): Likewise.
1372 (vsx_sign_extend_si_v2di): Likewise.
1373 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
1375 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
1376 constraints. Add trailing period to wL documentation.
1378 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
1381 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
1382 * tree-dfa.c (replace_abnormal_ssa_names): New function.
1383 * tree-call-cdce.c: Include tree-dfa.h.
1384 (can_guard_call_p): New function, extracted from...
1385 (can_use_internal_fn): ...here.
1386 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
1388 (shrink_wrap_one_built_in_call): Likewise.
1389 (use_internal_fn): Likewise.
1390 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
1391 and return void. Call replace_abnormal_ssa_names.
1392 (pass_call_cdce::execute): Check can_guard_call_p during the
1393 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
1394 will always change something.
1396 2016-05-18 Martin Jambor <mjambor@suse.cz>
1399 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
1400 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
1402 2016-05-18 Martin Jambor <mjambor@suse.cz>
1405 * ipa-inline.h (condition): New field size.
1406 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
1407 for comaprison and store it into the new condition.
1408 (evaluate_conditions_for_known_args): Use condition size to check
1409 access sizes for all but CHANGED conditions.
1410 (unmodified_parm_1): New parameter size_p, store access size into it.
1411 (unmodified_parm): Likewise.
1412 (unmodified_parm_or_parm_agg_item): Likewise.
1413 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
1414 (set_cond_stmt_execution_predicate): Extract access sizes and store
1416 (set_switch_stmt_execution_predicate): Likewise.
1417 (will_be_nonconstant_expr_predicate): Likewise.
1418 (will_be_nonconstant_predicate): Likewise.
1419 (inline_read_section): Stream condition size.
1420 (inline_write_summary): Likewise.
1422 2016-05-18 Richard Biener <rguenther@suse.de>
1424 * tree-ssa-loop-im.c (determine_max_movement): Properly add
1425 condition cost to PHI cost instead of total_cost.
1427 2016-05-18 Martin Liska <mliska@suse.cz>
1430 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
1433 2016-05-18 Richard Biener <rguenther@suse.de>
1435 * lto-streamer.h (LTO_major_version): Bump to 6.
1437 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1439 * function.c (make_split_prologue_seq, make_prologue_seq,
1440 make_epilogue_seq): New functions, factored out from...
1441 (thread_prologue_and_epilogue_insns): Here.
1443 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1445 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
1446 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
1447 of before. Add a comment.
1449 2016-05-18 Bin Cheng <bin.cheng@arm.com>
1451 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
1452 expression pointer, not pointer to the pointer.
1454 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1456 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
1457 (avx2_pbroadcast<mode>): Add another alternative with v instead
1458 of x constraints in it, using <pbroadcast_evex_isa> isa.
1459 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
1461 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
1462 constraint x instead of v in second alternative, add avx512bw
1465 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
1466 constraint x instead of v in second alternative, add avx512bw
1469 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
1470 constraint x instead of v in second alternative, add avx512bw
1473 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
1474 avx512bw alternative.
1476 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1478 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
1480 (define_insn "*andnottf3"): Ditto.
1481 (define_insn "*<code><mode>3"/any_logic): Ditto.
1482 (define_insn "*<code>tf3"/any_logic): Ditto.
1483 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
1484 operand to block AVX-512VL insn variant emit when it is not enabled.
1486 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
1488 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
1489 constraint fot SF mode.
1491 2016-05-18 Petr Murzin <petr.murzin@intel.com>
1492 Kirill Yukhin <kirill.yukhin@intel.com>
1494 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
1496 (define_insn "rsqrt14<mode>"): Ditto.
1497 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
1498 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
1499 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
1500 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
1501 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
1503 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
1504 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
1505 * config/i386/i386.c (ix86_print_operand): Expand check for size
1506 override codes for Intel syntax.
1508 2016-05-18 Richard Biener <rguenther@suse.de>
1510 PR tree-optimization/71168
1511 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
1512 initialization earlier.
1514 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
1516 * config/aarch64/aarch64-simd.md
1517 (aarch64_reduc_plus_internal<mode>): Rename to...
1518 (reduc_plus_scal): ...This, and remove previous implementation.
1520 2016-05-18 Richard Biener <rguenther@suse.de>
1522 * passes.def: Put late dse and cd_dce in canonical order.
1524 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
1526 * ipa-inline-transform.c (preserve_function_body_p): Look for
1527 first non-thunk clone.
1528 (save_function_body): Save into first non-thunk.
1529 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
1531 (lto_output_node): Inline thunks don't need body in every
1533 * lto-streamer-in.c: Do not fixup thunk clones.
1534 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
1536 * tree-inline.c (copy_bb): Be prepared for target node to be new after
1539 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1542 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
1543 (reassociate_bb): Call transform_add_to_multiply.
1545 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
1547 * config/aarch64/aarch64.c (all_extensions): Removed unused
1550 2016-05-17 Nathan Sidwell <nathan@acm.org>
1552 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
1553 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
1555 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
1557 PR tree-optimization/54579
1559 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
1561 2016-05-17 Marek Polacek <polacek@redhat.com>
1564 * tree-inline.c (expand_call_inline): Call
1565 maybe_remove_unused_call_args.
1567 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
1569 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
1570 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
1571 * doc/md.texi (fmin@var{m}3): Likewise.
1573 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1575 * match.pd (X & C): New transformation.
1577 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1579 * match.pd (~X & Y): New transformation.
1581 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
1583 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
1584 information for new SSA_NAME.
1585 (simplify_conversion_using_ranges): Get range through get_range_info
1586 instead of get_value_range.
1588 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1590 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
1591 Remove inline assembly.
1592 (vmvn_s16): Likewise.
1593 (vmvn_s32): Likewise.
1594 (vmvn_u8): Likewise.
1595 (vmvn_u16): Likewise.
1596 (vmvn_u32): Likewise.
1597 (vmvnq_s8): Likewise.
1598 (vmvnq_s16): Likewise.
1599 (vmvnq_s32): Likewise.
1600 (vmvnq_u8): Likewise.
1601 (vmvnq_u16): Likewise.
1602 (vmvnq_u32): Likewise.
1603 (vmvn_p8): Likewise.
1604 (vmvnq_p16): Likewise.
1606 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1608 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
1610 (vmul_n_s16): Likewise.
1611 (vmul_n_s32): Likewise.
1612 (vmul_n_u16): Likewise.
1613 (vmul_n_u32): Likewise.
1614 (vmulq_n_f32): Likewise.
1615 (vmulq_n_f64): Likewise.
1616 (vmulq_n_s16): Likewise.
1617 (vmulq_n_s32): Likewise.
1618 (vmulq_n_u16): Likewise.
1619 (vmulq_n_u32): Likewise.
1621 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1623 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
1624 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
1626 2016-05-17 Jiong Wang <jiong.wang@arm.com>
1628 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
1629 to *aarch64_fma4_elt_from_dup<mode>.
1630 (*aarch64_fnma4_elt_to_128df): Rename to
1631 *aarch64_fnma4_elt_from_dup<mode>.
1632 * config/aarch64/arm_neon.h (vfma_n_f64): New.
1633 (vfms_n_f32): Likewise.
1634 (vfms_n_f64): Likewise.
1635 (vfmsq_n_f32): Likewise.
1636 (vfmsq_n_f64): Likewise.
1638 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
1640 * wide-int.h: Change fixed_wide_int_storage from class to struct.
1642 2016-05-17 Richard Biener <rguenther@suse.de>
1644 PR tree-optimization/71132
1645 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
1646 Only add control dependences for blocks in the loop.
1647 (build_rdg): Adjust.
1648 (generate_code_for_partition): Return whether loop should
1649 be destroyed and delay that.
1650 (distribute_loop): Likewise.
1651 (pass_loop_distribution::execute): Record loops to be destroyed
1652 and perform delayed destroying of loops.
1654 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1657 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
1659 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1661 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
1663 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
1666 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
1667 insertion point for instructions generated by validize_mem.
1669 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1671 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
1674 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
1676 * config/aarch64/aarch64.c
1677 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
1678 rather than a macro.
1680 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1682 * doc/invoke.texi (AArch64 Options): Various updates.
1684 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1686 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
1687 into instrumentation thunks.
1688 * cif-code.def (CIF_CHKP): New.
1690 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
1692 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
1694 2016-05-16 Martin Jambor <mjambor@suse.cz>
1696 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
1697 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
1699 2016-05-16 Marek Polacek <polacek@redhat.com>
1701 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
1704 2016-05-16 Martin Jambor <mjambor@suse.cz>
1707 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
1708 the outlined kernel function.
1710 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
1712 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
1713 (ISA_HAS_DLSA): Ditto.
1715 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1717 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
1719 2016-05-16 Nathan Sidwell <nathan@acm.org>
1721 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
1722 (nvptx_name_replacement): Restore. Add comment.
1723 (write_fn_proto, write_fn_proto_from_insn,
1724 nvptx_output_call_insn): Restore
1725 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
1727 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1729 * config/aarch64/aarch64.md
1730 (add<mode>3_compareC_cconly_imm): Remove use of %w.
1731 (add<mode>3_compareC_imm): Likewise.
1732 (<optab>si3_uxtw): Split into register and immediate variants.
1733 (andsi3_compare0_uxtw): Likewise.
1734 (and<mode>3_compare0): Likewise.
1735 (and<mode>3nr_compare0): Likewise.
1736 (stack_protect_test_<mode>): Don't use %x for memory operands.
1738 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
1740 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
1742 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
1744 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
1745 Split integer shifts into shift_reg and bfm.
1746 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1747 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1748 (ror<mode>3_insn): Likewise.
1749 (<optab>si3_insn_uxtw): Likewise.
1750 (<optab><mode>3_insn): Change to rotate_imm.
1751 (extr<mode>5_insn_alt): Likewise.
1752 (extrsi5_insn_uxtw): Likewise.
1753 (extrsi5_insn_uxtw_alt): Likewise.
1755 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1757 * doc/tm.texi: Regenerate.
1758 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
1759 (TARGET_INVALID_RETURN_TYPE): Remove.
1760 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
1761 TARGET_INVALID_RETURN_TYPE.
1762 * target.def (invalid_parameter_type): Remove.
1763 (invalid_return_type): Remove.
1765 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1767 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
1768 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
1770 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
1772 (preserve_function_body_p): No need to preserve function body
1773 * cif-codes.def (CIF_THUNK): Remove.
1774 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
1776 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1778 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
1780 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1782 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
1785 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1787 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
1788 (inline_small_functions): Do not look for function symbol when
1791 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
1793 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
1796 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1797 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1798 Jiong Wang <jiong.wang@arm.com>
1800 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
1801 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
1802 Define __ARM_FP16_ARGS when appropriate.
1803 * config/arm/arm.c (arm_invalid_parameter_type): Remove
1805 (arm_invalid_return_type): Likewise.
1806 (TARGET_INVALID_PARAMETER_TYPE): Remove.
1807 (TARGET_INVALID_RETURN_TYPE): Remove.
1808 (aapcs_vfp_sub_candidate): Allow HFmode.
1809 (aapcs_vfp_allocate): Add comment. Support HFmode.
1810 (aapcs_vfp_allocate_return_reg): Likewise.
1811 (struct aapcs_cp_arg_layout): Slightly reword comments for
1812 is_return_candidate and allocate_return_reg.
1813 (output_mov_vfp): Update assert.
1814 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
1816 (arm_invalid_parameter_type): Remove.
1817 (amr_invalid_return_type): Remove.
1818 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
1819 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
1820 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
1822 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1824 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
1825 * config/aarch64/arch64-protos.h
1826 (aarch64_legitimize_reload_address): Remove.
1827 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
1830 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
1832 * configure.ac: Add ACX_NONCANONICAL_HOST.
1833 * configure: Regenerate.
1834 * Makefile.in: Set host_noncanonical.
1836 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
1839 * config/i386/i386.md (*movtf_internal): Before register allocation,
1840 do not allow FP constants for CM_MEDIUM memory model, allow only
1841 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
1842 (*movxf_internal): Ditto.
1843 (*movdf_internal): Ditto.
1844 (*movsf_internal): Ditto.
1846 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
1848 PR rtl-optimization/67483
1849 * combine.c (make_compound_operation): Don't call extract_left_shift
1850 with negative shift amounts.
1852 2016-05-13 Jakub Jelinek <jakub@redhat.com>
1855 * fold-const.c (fold_checksum_tree): Allow modification
1856 of TYPE_ALIAS_SET during folding.
1858 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
1859 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
1860 (ix86_split_to_parts): Likewise. Fix up formatting.
1862 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
1864 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
1865 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
1868 2016-05-13 Nathan Sidwell <nathan@acm.org>
1870 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
1871 (nvptx_name_replacement): Delete.
1872 (write_fn_proto, write_fn_proto_from_insn,
1873 nvptx_output_call_insn): Remove nvptx_name_replacement call.
1874 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
1875 * langhooks.c (add_builtin_funcction_common): Call
1876 targetm.mangle_decl_assembler_name.
1878 * config/nvptx/nvptx.c (write_fn_proto): Handle
1879 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
1881 2016-05-13 Martin Liska <mliska@suse.cz>
1883 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
1884 and PRIu64 in printf format.
1886 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1888 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
1891 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1893 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1894 Change --param max-completely-peeled-times to
1895 --param max-completely-peel-times in dump file printing.
1897 2016-05-13 Richard Biener <rguenther@suse.de>
1899 PR tree-optimization/42587
1900 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
1901 (find_bswap_or_nop_1): Likewise.
1902 (bswap_replace): Likewise.
1904 2016-05-13 Martin Liska <mliska@suse.cz>
1906 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
1907 Initialize a variable with default value.
1909 2016-05-13 Martin Liska <mliska@suse.cz>
1911 * doc/invoke.texi: Enhance explanation of error recovery
1914 2016-05-13 Martin Liska <mliska@suse.cz>
1916 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
1917 (struct cost_pair): Change inv_expr_id (int) to inv_expr
1918 (iv_inv_expr_ent *).
1919 (struct iv_inv_expr_ent): Comment struct fields.
1920 (sort_iv_inv_expr_ent): New function.
1921 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
1922 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
1923 a hash_map between iv_inv_expr_ent and number of usages.
1924 (niter_for_exit): Fix coding style.
1925 (tree_ssa_iv_optimize_init): Use renamed variable.
1926 (determine_base_object): Fix coding style.
1927 (alloc_iv): Likewise.
1928 (find_interesting_uses_outside): Likewise.
1929 (add_candidate_1): Likewise.
1930 (add_standard_iv_candidates): Likewise.
1931 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
1932 (prepare_decl_rtl): Fix coding style.
1933 (get_address_cost): Likewise.
1934 (get_shiftadd_cost): Likewise.
1935 (force_expr_to_var_cost): Likewise.
1936 (compare_aff_trees): Likewise.
1937 (get_expr_id): Restructure the function.
1938 (get_loop_invariant_expr_id): Renamed to
1939 get_loop_invariant_expr.
1940 (get_computation_cost_at): Replace usage of inv_expr_id with
1942 (get_computation_cost): Likewise.
1943 (determine_group_iv_cost_generic): Likewise.
1944 (determine_group_iv_cost_address): Likewise.
1945 (iv_period): Fix coding style.
1946 (iv_elimination_compare_lt): Likewise.
1947 (may_eliminate_iv): Likewise.
1948 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
1950 (determine_group_iv_costs): Dump invariant expressions.
1951 (iv_ca_recount_cost): Use the newly added hash_map.
1952 (iv_ca_set_remove_invariants): Fix coding style.
1953 (iv_ca_set_add_invariants): Fix coding style.
1954 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
1956 (iv_ca_set_cp): Likewise.
1957 (iv_ca_new): Initialize the newly added hash_map and remove
1958 initialization of fields.
1959 (iv_ca_free): Delete the hash_map.
1960 (iv_ca_dump): Dump invariant expressions.
1961 (iv_ca_extend): Fix coding style.
1962 (try_add_cand_for): Likewise.
1963 (create_new_ivs): Dump information about # of avg iterations and
1964 # of used invariant expressions.
1965 (rewrite_use_compare): Fix coding style.
1966 (free_loop_data): Set default value for max_inv_expr_id.
1968 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
1970 * cse.c (rest_of_handle_cse): Use cleanup_cfg
1971 returned value cse_cfg_altered computation.
1972 (rest_of_handle_cse2): Likewise.
1973 (rest_of_handle_cse_after_global_opts): Likewise.
1975 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1978 * config/arm/arm.c (arm32_output_mi_thunk): New.
1979 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
1980 to split Thumb1 vs TARGET_32BIT functionality.
1981 (arm_thumb1_mi_thunk): New.
1983 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1985 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
1988 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1991 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
1993 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
1995 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
1996 (expand_builtin_trap): Emit a regular call.
1997 (set_builtin_user_assembler_name): Remove obsolete cases.
1998 * dse.c (scan_insn): Adjust.
1999 * except.c: Include calls.h.
2000 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
2001 emit a regular call to setjmp.
2002 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
2003 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
2004 (emit_block_move_via_libcall): Delete.
2005 (block_move_fn): Delete.
2006 (init_block_move_fn): Likewise.
2007 (emit_block_move_libcall_fn): Likewise.
2008 (emit_block_op_via_libcall): New function.
2009 (set_storage_via_libcall): Tidy up and use memset builtin.
2010 (block_clear_fn): Delete.
2011 (init_block_clear_fn): Likewise.
2012 (clear_storage_libcall_fn): Likewise.
2013 (expand_assignment): Call emit_block_move_via_libcall.
2014 Do not include gt-expr.h.
2015 * expr.h (emit_block_op_via_libcall): Declare.
2016 (emit_block_copy_via_libcall): New inline function.
2017 (emit_block_move_via_libcall): Likewise.
2018 (emit_block_comp_via_libcall): Likewise.
2019 (block_clear_fn): Delete.
2020 (init_block_move_fn): Likewise.
2021 (init_block_clear_fn): Likewise.
2022 (emit_block_move_via_libcall): Likewise.
2023 (set_storage_via_libcall): Add default parameter value.
2024 * libfuncs.h (enum libfunc_index): Remove obsolete values.
2025 (abort_libfunc): Delete.
2026 (memcpy_libfunc): Likewise.
2027 (memmove_libfunc): Likewise.
2028 (memcmp_libfunc): Likewise.
2029 (memset_libfunc): Likewise.
2030 (setbits_libfunc): Likewise.
2031 (setjmp_libfunc): Likewise.
2032 (longjmp_libfunc): Likewise.
2033 (profile_function_entry_libfunc): Likewise.
2034 (profile_function_exit_libfunc): Likewise.
2035 (gcov_flush_libfunc): Likewise.
2036 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
2037 and DECL_VISIBILITY on the declaration.
2038 (init_optabs): Do not initialize obsolete libfuncs.
2039 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
2040 * tree-core.h (ECF_RET1): Define.
2041 (ECF_TM_PURE): Adjust.
2042 (ECF_TM_BUILTIN): Likewise.
2043 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
2044 (build_common_builtin_nodes): Initialize abort builtin.
2045 Add ECF_RET1 on memcpy, memmove and memset builtins.
2046 Pass final flags for alloca and alloca_with_align builtins.
2047 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
2049 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
2050 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
2051 set_storage_via_libcall and call emit_block_copy_via_libcall.
2053 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
2055 * config/i386/i386.md (*call_got_x32): Change operand 0 to
2056 DImode before it is passed to ix86_output_call_operand.
2057 (*call_value_got_x32): Ditto for operand 1.
2059 2016-05-12 Jiong Wang <jiong.wang@arm.com>
2061 PR rtl-optimization/70904
2062 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
2063 reload for wide mode.
2065 2016-05-12 Marek Polacek <polacek@redhat.com>
2068 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
2069 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
2070 * langhooks.h (incomplete_type_error): Likewise.
2071 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
2072 parameter, pass it down to incomplete_type_error.
2073 * tree.h (size_in_bytes): New inline overload.
2074 (size_in_bytes_loc): Renamed from size_in_bytes.
2076 2016-05-12 Richard Biener <rguenther@suse.de>
2078 PR tree-optimization/71059
2079 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2080 nary before looking up or entering the expression into the VN
2082 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2083 Make sure to re-use NARYs without result as inserted by
2086 2016-05-12 Richard Biener <rguenther@suse.de>
2088 PR tree-optimization/71062
2089 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2091 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2092 vars_contains_restrict if the var is a restrict tag.
2093 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2094 do not disambiguate pointers against it.
2095 (dump_points_to_solution): Re-structure and adjust for new
2096 vars_contains_restrict flag.
2097 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2099 2016-05-12 Martin Liska <mliska@suse.cz>
2101 * doc/invoke.texi: Explain connection between
2102 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2104 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2106 PR tree-optimization/71006
2107 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2108 consider COND_EXPR as a mask producer.
2110 2016-05-12 Marek Polacek <polacek@redhat.com>
2113 * opts.c (common_handle_option): Detect missing argument for --help^.
2115 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2118 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2119 when popping the PC and within an interrupt handler routine.
2120 Add missing tab to output of "ldmfd".
2121 (output_return_instruction): Output LDMFD with SP update rather
2122 than POP when returning from interrupt handler.
2124 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2126 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2127 TARGET_64BIT && TARGET_AVX512DQ.
2128 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2129 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2130 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2131 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2132 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2133 (*vec_extractv4si_zext): Add avx512dq alternative.
2134 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2135 use v instead of x constraint in other alternatives where possible.
2137 * config/i386/sse.md (sse2_loadld): Use v instead of x
2138 constraint in alternatives 0,1,4.
2140 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2141 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2142 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2145 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2146 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2147 is not emitted unless TARGET_AVX512BW.
2148 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2149 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2150 for the result operand.
2152 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2153 constraint instead of x in avx alternatives. Use maybe_evex instead
2156 * config/i386/constraints.md (Yv): New constraint.
2157 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2158 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2159 * config/i386/i386.md (avx512fvecmode): New mode attr.
2160 (*pushtf): Use v constraint instead of x.
2161 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2162 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2163 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2164 (*absnegtf2_sse): Likewise.
2165 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2166 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2167 avx512f alternatives.
2168 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2170 2016-05-12 Richard Biener <rguenther@suse.de>
2172 PR tree-optimization/71060
2173 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2174 require exact match of DR_BASE_OBJECT but only matching address and
2177 2016-05-12 Richard Biener <rguenther@suse.de>
2179 PR tree-optimization/70986
2180 * cfganal.c: Include cfgloop.h.
2181 (dfs_find_deadend): Prefer to take edges exiting loops.
2183 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2185 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2186 compile and run time.
2188 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2191 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2193 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2195 * config/i386/i386.c (legitimize_pic_address): Use
2196 copy_to_suggested_reg instead of gen_movsi.
2198 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2200 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2201 the code into quad_address_p and call it to share code with
2202 vsx_quad_dform_memory_operand.
2203 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2205 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2206 bit instead of being a separate word. Split -mpower9-dform into
2207 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2208 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2209 for the register class supporting 128-bit quad word memory offsets.
2210 (mode_supports_vsx_dform_quad): Helper function to return if the
2211 register class uses quad word memory offsets.
2212 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2213 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2214 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2215 instructions are enabled, set up the appropriate addr_masks for
2217 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2218 -mpower9-dform-scalar, instead of -mpower9-dform.
2219 (rs6000_option_override_internal): Split -mpower9-dform into two
2220 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2221 -mpower9-dform switch sets or clears both. If we are not using
2222 the LRA register allocator, do not enable -mpower9-dform-vector by
2223 default. If we are using LRA, enable -mpower9-dform-vector and
2224 -mvsx-timode if it is appropriate. Issue a warning if either
2225 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2227 (quad_address_offset_p): New helper function to return if the
2228 offset is legal for quad word memory instructions.
2229 (quad_address_p): New function to determin if GPR or vector
2230 register quad word memory addresses are legal.
2231 (mem_operand_gpr): Validate quad word address offsets.
2232 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2233 d-form (register + offset) instructions.
2234 (offsettable_ok_by_alignment): Likewise.
2235 (rs6000_legitimate_offset_address_p): Likewise.
2236 (legitimate_lo_sum_address_p): Likewise.
2237 (rs6000_legitimize_address): Likewise.
2238 (rs6000_legitimize_reload_address): Add more debug statements for
2240 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2241 d-form instructions.
2242 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2243 d-form instructions. Distinguish different cases in debug
2244 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2245 d-form instructions.
2246 (rs6000_preferred_reload_class): Likewise.
2247 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2248 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2249 of the ISA 2.06 indexed memory instructions.
2250 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2251 use them to save/restore the saved vector registers instead of
2252 using Altivec instructions.
2253 (rs6000_emit_epilogue): Likewise.
2254 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2255 (rs6000_opt_masks): Split -mpower9-dform into
2256 -mpower9-dform-scalar and -mpower9-dform-vector.
2257 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2259 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2260 ISA 3.0 vector indexed memory instructions, and fold the code into
2261 the normal mov<mode> patterns.
2262 (p9_vecstore_<mode>): Likewise.
2263 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2265 (vsx_movti_64bit): Likewise.
2266 (vsx_movti_32bit): Likewise.
2267 * config/rs6000/constraints.md (wO constraint): New constraint for
2268 ISA 3.0 vector d-form support.
2269 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2270 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2271 include -mpower9-dform-vector until we switch over to LRA.
2272 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2273 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2274 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2275 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2276 for -mpower9-dform and -mlra.
2277 * doc/md.texi (wO constraint): Document wO constraint.
2279 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2281 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2282 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2283 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2284 Move handling of non-insn arguments inline into the sole user:
2285 (output_trans_func): ...here.
2286 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
2287 in emitted function prototype.
2288 (output_internal_insn_latency_func): Ditto. Simplify.
2289 (output_internal_maximal_insn_latency_func): Ditto. Delete
2290 always-unused argument.
2291 (output_insn_latency_func): Ditto.
2292 (output_maximal_insn_latency_func): Ditto.
2294 2016-05-11 Richard Biener <rguenther@suse.de>
2296 PR tree-optimization/71055
2297 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
2298 sth with precision not equal to access size verify we don't chop
2301 2016-05-11 Richard Biener <rguenther@suse.de>
2304 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
2305 (dwarf2out_finish): Move retry_incomplete_types call ...
2306 (dwarf2out_early_finish): ... here.
2308 2016-05-11 Richard Biener <rguenther@suse.de>
2311 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
2312 if the langhook insists on it.
2313 * fold-const.c (make_bit_field_ref): Add arg for the original
2314 reference and preserve its alias-set.
2315 (decode_field_reference): Take exp by reference and adjust it
2316 to the original memory reference.
2317 (optimize_bit_field_compare): Adjust callers.
2318 (fold_truth_andor_1): Likewise.
2319 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
2321 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
2324 * cfgrtl.h (delete_insn_and_edges): Now return bool.
2325 * cfgrtl.c (delete_insn_and_edges): Likewise.
2326 * config/i386/i386.c (convert_scalars_to_vector): Remove
2328 * cse.c (cse_insn): Compute cse_cfg_altered.
2329 (delete_trivially_dead_insns): Likewise.
2330 (cse_cc_succs): Likewise.
2331 (rest_of_handle_cse): Free dominance info if required.
2332 (rest_of_handle_cse2): Likewise.
2333 (rest_of_handle_cse_after_global_opts): Likewise.
2335 2016-05-11 Alan Modra <amodra@gmail.com>
2337 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
2338 abi_v4_pass_in_fpr): New functions.
2339 (rs6000_function_arg_boundary): Exclude complex IBM long double
2340 from 64-bit alignment when ABI_V4.
2341 (rs6000_function_arg, rs6000_function_arg_advance_1,
2342 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
2344 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
2346 PR rtl-optimization/71028
2347 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
2348 jump with just a return in the fallthrough block if the branch
2349 block contains just a return as well.
2351 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
2353 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
2354 * match.pd ((X & Y) ^ Y): ... this.
2355 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
2356 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
2358 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2360 * read-md.c (require_char_ws): New function.
2361 (read_string): Simplify using require_char_ws.
2362 (handle_constants): Likewise.
2363 (handle_enum): Likewise.
2364 (handle_file): Likewise.
2365 * read-md.h (require_char_ws): New declaration.
2366 * read-rtl.c (read_conditions): Simplify using require_char_ws.
2367 (read_mapping): Likewise.
2368 (read_rtx_code): Likewise.
2369 (read_nested_rtx): Likewise.
2371 2016-05-10 James Norris <jnorris@codesourcery.com>
2373 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
2374 if offloading is enabled and -fopenacc or -fopenmp is specified.
2375 (CRTOFFLOADEND): Likewise.
2376 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
2377 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
2379 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
2382 gotoff_operand code paths. Use copy_to_suggested_regs and
2383 expand_simple_binop where appropriate. Cleanup.
2385 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2388 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
2390 (dimode_scalar_chain::vector_const_cost): New.
2391 (dimode_scalar_chain::compute_convert_gain): Handle constants.
2392 (dimode_scalar_chain::convert_op): Likewise.
2393 (dimode_scalar_chain::convert_insn): Likewise.
2395 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2397 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
2398 unary operation, not a binary one.
2400 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2403 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
2404 calls with type casted fndecl.
2406 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
2408 PR tree-optimization/70786
2409 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
2410 * calls.c (initialize_argument_information): Bind bounds
2411 with corresponding args passed by reference.
2413 2016-05-10 Jakub Jelinek <jakub@redhat.com>
2416 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
2417 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
2418 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
2421 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2424 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
2425 code for a zero scale factor.
2426 (vsx_xvcvdpuxds_scale): Likewise.
2428 2016-05-10 David Malcolm <dmalcolm@redhat.com>
2430 * diagnostic-show-locus.c (layout::layout): Call show_ruler
2431 if show_ruler_p was set on the context.
2432 (layout::show_ruler): New method.
2433 * diagnostic.h (struct diagnostic_context): Add field
2436 2016-05-10 Richard Biener <rguenther@suse.de>
2438 PR tree-optimization/71039
2439 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
2440 (chk_uses): New function.
2441 (propagate_with_phi): Verify we can safely replicate the lhs of an
2442 aggregate assignment on all incoming edges.
2444 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
2446 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
2448 (rx_atomic_sequence): New class.
2449 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
2450 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
2452 (rx_atomic_sequence::rx_atomic_sequence,
2453 rx_atomic_sequence::~rx_atomic_sequence): New functions.
2454 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
2455 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
2456 CTRLREG_INTB): New constants.
2457 (FETCHOP): New code iterator.
2458 (fethcop_name, fetchop_name2): New iterator code attributes.
2459 (QIHI): New mode iterator.
2460 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
2461 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
2462 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
2464 2016-05-10 Martin Liska <mliska@suse.cz>
2466 * tree-inline.c (remap_dependence_clique): Do not remap
2467 debugging statements.
2469 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2471 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
2472 ("*fixuns_truncdfdi2_z13")
2473 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
2474 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
2475 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
2477 2016-05-10 Richard Biener <rguenther@suse.de>
2479 PR tree-optimization/70497
2480 PR tree-optimization/28367
2481 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
2483 (visit_reference_op_load): ... here.
2484 (vn_reference_lookup_3): Use it to handle subreg-like accesses
2485 with simplified BIT_FIELD_REFs.
2486 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
2487 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
2490 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
2492 * dwarf2out.c (add_abstract_origin_attribute): Adjust
2493 documentation comment. For BLOCK nodes, add a
2494 DW_AT_abstract_origin attribute that points to the DIE generated
2495 for the origin BLOCK.
2496 (gen_lexical_block_die): Call add_abstract_origin_attribute for
2497 blocks from inlined functions.
2499 2016-05-10 Alan Modra <amodra@gmail.com>
2502 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
2503 regrename modifying insns saving lr before __morestack call.
2504 * config/rs6000/rs6000.md (split_stack_return): Similarly for
2505 insns restoring lr after __morestack call.
2507 2016-05-09 Jakub Jelinek <jakub@redhat.com>
2509 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
2510 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
2512 * config/i386/sse.md (vec_interleave_high<mode>,
2513 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
2514 <avx512>_vpermt2var<mode>3_maskz): Likewise.
2516 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2518 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
2519 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
2520 parallel reassociation for power8 and forward.
2522 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
2524 * config/i386/i386.md (absneg splitters with general regs): Use
2525 general_reg_operand predicate.
2526 (btsq peephole2): Use x86_64_immediate_operand to check if new
2527 value is suitable for immediate operand. Generate emitted insn
2528 using RTL expressions.
2529 (btcq peephole2): Ditto.
2530 (btrq peephole2): Ditto. Generate correct immediate operand
2533 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2535 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
2538 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
2540 * tree-affine.c (wide_int_constant_multiple_p): Add missing
2541 pointer dereference.
2543 2016-05-09 Richard Biener <rguenther@suse.de>
2545 PR tree-optimization/70985
2546 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
2547 op0 isn't a gimple register.
2549 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
2551 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
2552 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
2553 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
2554 (i6400_fpu_mult): New cpu units.
2555 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
2556 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
2557 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
2558 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
2559 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
2560 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
2561 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
2562 (i6400_msa_long_float4, i6400_msa_long_float5)
2563 (i6400_msa_long_float8, i6400_msa_fdiv_df)
2564 (i6400_msa_fdiv_sf): New reservations.
2565 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
2566 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
2567 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
2568 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
2569 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
2570 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
2571 (msa_short_cmp, msa_short_float2, msa_short_logic3)
2572 (msa_short_store4, msa_long_load, msa_short_store)
2573 (msa_long_logic, msa_long_float2, msa_long_float4)
2574 (msa_long_float5, msa_long_float8, msa_long_mult)
2575 (msa_long_fdiv, msa_long_div): New reservations.
2577 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
2578 Sameera Deshpande <sameera.deshpande@imgtec.com>
2579 Matthew Fortune <matthew.fortune@imgtec.com>
2580 Graham Stott <graham.stott@imgtec.com>
2581 Chao-ying Fu <chao-ying.fu@imgtec.com>
2583 * config.gcc: Add MSA header file for mips*-*-* target.
2584 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
2585 (Ubv8i, Urv8): New constraints.
2586 * config/mips/mips-ftypes.def: Add function types for MSA
2588 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
2589 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
2590 * config/mips/mips-msa.md: New file.
2591 * config/mips/mips-protos.h
2592 (mips_split_128bit_const_insns): New prototype.
2593 (mips_msa_idiv_insns): Likewise.
2594 (mips_split_128bit_move): Likewise.
2595 (mips_split_128bit_move_p): Likewise.
2596 (mips_split_msa_copy_d): Likewise.
2597 (mips_split_msa_insert_d): Likewise.
2598 (mips_split_msa_fill_d): Likewise.
2599 (mips_expand_msa_branch): Likewise.
2600 (mips_const_vector_same_val_p): Likewise.
2601 (mips_const_vector_same_bytes_p): Likewise.
2602 (mips_const_vector_same_int_p): Likewise.
2603 (mips_const_vector_shuffle_set_p): Likewise.
2604 (mips_const_vector_bitimm_set_p): Likewise.
2605 (mips_const_vector_bitimm_clr_p): Likewise.
2606 (mips_msa_vec_parallel_const_half): Likewise.
2607 (mips_msa_output_division): Likewise.
2608 (mips_ldst_scaled_shift): Likewise.
2609 (mips_expand_vec_cond_expr): Likewise.
2610 * config/mips/mips.c (enum mips_builtin_type): Add
2611 MIPS_BUILTIN_MSA_TEST_BRANCH.
2612 (mips_gen_const_int_vector_shuffle): New prototype.
2613 (mips_const_vector_bitimm_set_p): New function.
2614 (mips_const_vector_bitimm_clr_p): Likewise.
2615 (mips_const_vector_same_val_p): Likewise.
2616 (mips_const_vector_same_bytes_p): Likewise.
2617 (mips_const_vector_same_int_p): Likewise.
2618 (mips_const_vector_shuffle_set_p): Likewise.
2619 (mips_symbol_insns): Forbid loading symbols via immediate for
2621 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
2623 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
2625 (mips_lx_address_p): Add support load indexed address for MSA.
2626 (mips_address_insns): Add calculation of instructions needed for
2627 stores and loads for MSA.
2628 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
2629 CONST_VECTOR for MSA and let it fall through.
2630 (mips_ldst_scaled_shift): New function.
2631 (mips_subword_at_byte): Likewise.
2632 (mips_msa_idiv_insns): Likewise.
2633 (mips_legitimize_move): Validate MSA moves.
2634 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
2635 calculation of costs for MSA division.
2636 (mips_split_move_p): Check if MSA moves need splitting.
2637 (mips_split_move): Split MSA moves if necessary.
2638 (mips_split_128bit_move_p): New function.
2639 (mips_split_128bit_move): Likewise.
2640 (mips_split_msa_copy_d): Likewise.
2641 (mips_split_msa_insert_d): Likewise.
2642 (mips_split_msa_fill_d): Likewise.
2643 (mips_output_move): Handle MSA moves.
2644 (mips_expand_msa_branch): New function.
2645 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
2646 Reinstate 'y' modifier.
2647 (mips_file_start): Add MSA .gnu_attribute.
2648 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
2650 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
2651 (mips_class_max_nregs): Add register size for MSA supported mode.
2652 (mips_cannot_change_mode_class): Allow conversion between MSA
2653 vector modes and TImode.
2654 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
2656 (mips_secondary_reload_class): Force MSA loads/stores via memory.
2657 (mips_preferred_simd_mode): Add preffered modes for MSA.
2658 (mips_vector_mode_supported_p): Add MSA supported modes.
2659 (mips_autovectorize_vector_sizes): New function.
2660 (mips_msa_output_division): Likewise.
2661 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
2662 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
2663 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
2664 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
2665 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
2666 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
2667 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
2668 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
2669 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
2670 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
2671 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
2672 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
2673 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
2674 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
2675 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
2676 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
2677 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
2678 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
2679 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
2680 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
2681 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
2682 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
2683 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
2684 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
2685 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
2686 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
2687 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
2688 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
2689 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
2690 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
2691 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
2692 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
2693 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
2694 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
2695 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
2696 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
2697 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
2698 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
2699 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
2700 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
2701 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
2702 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
2703 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
2704 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
2705 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2706 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2707 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2708 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2709 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
2710 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
2711 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
2712 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
2713 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
2714 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
2715 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
2716 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
2717 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
2718 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
2719 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
2720 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
2721 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
2722 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
2723 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
2724 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
2725 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
2726 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
2727 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
2728 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
2729 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
2730 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
2731 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
2732 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
2733 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
2734 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
2735 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
2736 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
2737 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
2738 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
2739 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
2740 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
2741 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
2742 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
2743 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
2744 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
2745 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
2746 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
2747 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
2748 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
2749 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
2750 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
2751 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
2752 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
2753 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
2754 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
2755 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
2756 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
2757 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
2758 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
2759 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
2760 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
2761 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
2762 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
2763 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
2764 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
2765 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
2766 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
2767 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
2768 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
2769 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
2770 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
2771 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
2772 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
2773 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
2774 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
2775 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
2776 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
2777 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
2778 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
2779 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
2780 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
2781 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
2782 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
2783 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
2784 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
2785 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
2786 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
2787 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
2788 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
2789 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
2790 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
2791 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
2792 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
2793 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
2794 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
2795 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
2796 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
2797 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
2798 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
2799 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
2800 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
2801 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
2802 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
2803 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
2804 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
2805 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
2806 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
2807 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
2808 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
2809 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
2810 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
2811 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
2813 (mips_get_builtin_decl_index): New array.
2814 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
2815 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
2816 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
2817 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
2818 (mips_init_builtins): Initialize mips_get_builtin_decl_index
2820 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2822 (mips_expand_builtin_insn): Prepare operands for
2823 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
2824 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
2825 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
2826 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
2827 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
2828 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
2829 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
2830 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
2831 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
2832 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
2833 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
2834 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
2835 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
2836 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
2837 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
2838 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
2839 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
2840 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
2841 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
2842 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
2843 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
2844 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
2845 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
2846 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
2847 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
2848 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
2849 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
2850 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
2851 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
2852 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
2853 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
2854 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
2855 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
2856 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
2857 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
2858 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
2859 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
2860 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
2861 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
2862 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
2863 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
2864 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
2865 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
2866 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
2867 These are set implicitly and an error is reported if overridden.
2868 (mips_expand_builtin_msa_test_branch): New function.
2869 (mips_expand_msa_shuffle): Likewise.
2870 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
2871 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
2872 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
2873 (mips_expand_vec_unpack): Add support for MSA.
2874 (mips_expand_vector_init): Likewise.
2875 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
2876 instead of const0_rtx.
2877 (mips_msa_vec_parallel_const_half): New function.
2878 (mips_gen_const_int_vector): Likewise.
2879 (mips_gen_const_int_vector_shuffle): Likewise.
2880 (mips_expand_msa_cmp): Likewise.
2881 (mips_expand_vec_cond_expr): Likewise.
2882 * config/mips/mips.h
2883 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
2884 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
2886 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
2887 (ISA_HAS_MSA): New macro.
2888 (UNITS_PER_MSA_REG): Likewise.
2889 (BITS_PER_MSA_REG): Likewise.
2890 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
2891 (MSA_REG_FIRST): New macro.
2892 (MSA_REG_LAST): Likewise.
2893 (MSA_REG_NUM): Likewise.
2894 (MSA_REG_P): Likewise.
2895 (MSA_REG_RTX_P): Likewise.
2896 (MSA_SUPPORTED_MODE_P): Likewise.
2897 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
2898 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
2899 * config/mips/mips.md: Include mips-msa.md.
2900 (alu_type): Add simd_add.
2901 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
2902 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
2903 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
2904 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
2905 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
2906 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
2907 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
2908 simd_move, simd_load, simd_store. Choose "multi" for moves
2910 (qword_mode): New attribute.
2911 (insn_count): Add instruction count for quad moves.
2912 Increase the count for MIPS SIMD division.
2913 (UNITMODE): Add UNITMODEs for vector types.
2914 (addsub): New code iterator.
2915 * config/mips/mips.opt (mmsa): New option.
2916 * config/mips/msa.h: New file.
2917 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
2919 * config/mips/mti-linux.h: Likewise.
2920 * config/mips/predicates.md
2921 (const_msa_branch_operand): New constraint.
2922 (const_uimm3_operand): Likewise.
2923 (const_uimm4_operand): Likewise.
2924 (const_uimm5_operand): Likewise.
2925 (const_uimm8_operand): Likewise.
2926 (const_imm5_operand): Likewise.
2927 (aq10b_operand): Likewise.
2928 (aq10h_operand): Likewise.
2929 (aq10w_operand): Likewise.
2930 (aq10d_operand): Likewise.
2931 (const_m1_operand): Likewise.
2932 (reg_or_m1_operand): Likewise.
2933 (const_exp_2_operand): Likewise.
2934 (const_exp_4_operand): Likewise.
2935 (const_exp_8_operand): Likewise.
2936 (const_exp_16_operand): Likewise.
2937 (const_vector_same_val_operand): Likewise.
2938 (const_vector_same_simm5_operand): Likewise.
2939 (const_vector_same_uimm5_operand): Likewise.
2940 (const_vector_same_uimm6_operand): Likewise.
2941 (const_vector_same_uimm8_operand): Likewise.
2942 (par_const_vector_shf_set_operand): Likewise.
2943 (reg_or_vector_same_val_operand): Likewise.
2944 (reg_or_vector_same_simm5_operand): Likewise.
2945 (reg_or_vector_same_uimm6_operand): Likewise.
2946 * doc/extend.texi (MIPS SIMD Architecture Functions): New
2948 * doc/invoke.texi (-mmsa): Document new option.
2950 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2952 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
2953 * configure: Regenerate.
2954 * config.in: Regenerate.
2955 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
2957 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
2958 (ENDFILE_VTV_SPEC): Define.
2960 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
2962 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
2963 registers in all interrupt handlers if necessary.
2964 (rl78_option_override): Add warning.
2965 (MUST_SAVE_MDUC_REGISTERS): New macro.
2966 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
2967 * config/rl78/rl78.c (check_mduc_usage): New function.
2968 (mduc_regs): New structure to hold MDUC register data.
2969 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
2970 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
2971 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
2972 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
2973 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
2974 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
2976 2016-05-09 Bin Cheng <bin.cheng@arm.com>
2978 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
2979 (tree-ssa-loop-niter.h): Ditto.
2980 (idx_within_array_bound, ref_within_array_bound): New functions.
2981 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
2982 Factor out check on writable base object to ...
2983 (base_object_writable): ... here.
2985 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2987 * config/arm/arm.md (probe_stack): Add modes to set source
2990 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
2992 * regrename.c (base_reg_class_for_rename): New static function.
2993 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
2995 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
2997 * cgraph.c (thunk_adjust): Export.
2998 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
2999 * cgraphunit.c (thunk_adjust): Export.
3000 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
3002 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
3004 * tree-inline.c (expand_call_inline): Expand thunks inline.
3006 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
3009 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
3010 (*sse2_vd_cvtss2sd): Ditto.
3011 * config/i386/i386.md
3012 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
3013 Generate *sse2_vd_cvtsd2ss pattern.
3014 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
3015 Generate *sse2_vd_cvtss2sd pattern.
3017 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3019 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
3020 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
3023 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3025 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
3026 * config/sh/sh.c: Define and declare variables on first use throughout
3028 (current_function_interrupt): Change to bool type.
3029 (frame_insn): Rename to emit_frame_insn and update users.
3030 (push_regs): Use bool for 'interrupt_handler' argument.
3031 (save_schedule_s): Remove.
3032 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
3033 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
3034 targetm.asm_out.unaligned_op.di.
3035 (gen_far_branch): Remove redundant forward declaration.
3036 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
3037 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
3038 (sh_set_return_address, sh_function_ok_for_sibcall,
3039 scavenge_reg): Update comments.
3040 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
3041 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
3042 (sh_attr_renesas_p): Remove unnecessary parentheses.
3043 (branch_dest): Simplify.
3044 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
3045 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
3046 (CUMULATIVE_ARGS): Change macro to typedef.
3047 (current_function_interrupt): Change to bool type.
3048 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
3049 Surround with __cplusplus ifdef.
3050 (sh_compare_op0, sh_compare_op1): Remove.
3051 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
3053 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
3055 * config/arm/arm.md: (arch): Add neon.
3056 (arch_enabled): Return yes for arch neon when TARGET_NEON.
3057 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
3058 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
3059 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
3060 attributes for alt renumbering. Mark alt 3 as non-predicable.
3061 (thumb2_movdf_vfp): Likewise.
3063 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
3065 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
3066 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
3067 (*andqi_1): Add preferred_for_speed attribute to disparage
3068 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
3069 (*<code>qi_1): Ditto.
3070 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
3071 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
3072 (*ashlqi3_1): Ditto.
3073 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
3074 Add preferred_for_size attribute to disparage alternative 0 and
3075 preferred_for_speed attribute to disparage alternative 1 for
3076 TARGET_PARTIAL_REG_STALL targets.
3078 2016-05-07 Tom de Vries <tom@codesourcery.com>
3080 PR tree-optimization/70956
3081 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3084 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3086 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3087 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3088 * config/sh/sh.md (branch_zero): Remove define_attr.
3089 (define_delay): Disable delay slot if branch distance is one insn.
3091 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3093 * config/i386/i386.md (LEAMODE): New mode attribute.
3094 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3095 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3096 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3097 operand 2 predicate.
3098 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3099 (*lea<mode>_general_3): Ditto.
3100 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3102 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3104 * genmddump.c (main): Convert argv from char ** to const char **.
3106 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3108 * coretypes.h (OVERRIDE): New macro.
3111 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3113 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3114 allow coalescing if the types are compatible.
3116 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3118 * pass_manager.h (pass_manager::register_pass_name): New method.
3119 (pass_manager::get_pass_by_name): New method.
3120 (pass_manager::create_pass_tab): New method.
3121 (pass_manager::m_name_to_pass_map): New field.
3122 * passes.c (name_to_pass_map): Delete global in favor of field
3123 "m_name_to_pass_map" of pass_manager.
3124 (register_pass_name): Rename from a function to...
3125 (pass_manager::register_pass_name): ...this method, updating
3126 for renaming of global "name_to_pass_map" to field
3127 "m_name_to_pass_map".
3128 (create_pass_tab): Rename from a function to...
3129 (pass_manager::create_pass_tab): ...this method, updating
3130 for renaming of global "name_to_pass_map" to field.
3131 (get_pass_by_name): Rename from a function to...
3132 (pass_manager::get_pass_by_name): ...this method.
3133 (enable_disable_pass): Convert use of get_pass_by_name to
3134 a method call, locating the pass_manager singleton.
3136 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3138 * genattr-common.c (main): Convert argv from char ** to const char **.
3139 * genattr.c (main): Likewise.
3140 * genattrtab.c (main): Likewise.
3141 * genautomata.c (initiate_automaton_gen): Likewise.
3143 * gencodes.c (main): Likewise.
3144 * genconditions.c (main): Likewise.
3145 * genconfig.c (main): Likewise.
3146 * genconstants.c (main): Likewise.
3147 * genemit.c (main): Likewise.
3148 * genenums.c (main): Likewise.
3149 * genextract.c (main): Likewise.
3150 * genflags.c (main): Likewise.
3151 * genmddeps.c (main): Likewise.
3152 * genopinit.c (main): Likewise.
3153 * genoutput.c (main): Likewise.
3154 * genpeep.c (main): Likewise.
3155 * genpreds.c (main): Likewise.
3156 * genrecog.c (main): Likewise.
3157 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3158 (init_rtx_reader_args): Likewise.
3159 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3160 (init_rtx_reader_args): Likewise.
3161 * gentarget-def.c (main): Likewise.
3162 * read-md.c (read_md_files): Likewise.
3163 * read-md.h (read_md_files): Likewise.
3165 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3167 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3168 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3169 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3170 Remove unused predicate.
3171 (register_and_not_fp_reg_operand): Ditto.
3173 2016-05-06 Martin Liska <mliska@suse.cz>
3175 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3176 instead of vec as the vector is local to the function.
3178 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3180 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3181 avx512bw alternative.
3183 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3184 before the ashr<mode>3 pattern.
3186 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3187 v instead of x in vex or maybe_vex alternatives, use
3188 maybe_evex instead of vex in prefix.
3190 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3191 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3192 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3193 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3196 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3197 v instead of x in vex or maybe_vex alternatives, use
3198 maybe_evex instead of vex in prefix.
3200 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3201 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3202 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3203 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3204 alternatives, use maybe_evex instead of vex in prefix.
3206 * config/i386/sse.md (vec_interleave_lowv4sf,
3207 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3208 v instead of x in vex or maybe_vex alternatives, use
3209 maybe_evex instead of vex in prefix.
3211 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3212 v instead of x in vex or maybe_vex alternatives, use
3213 maybe_evex instead of vex in prefix.
3215 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3216 v constraint instead of x.
3218 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3220 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3221 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3224 2016-05-06 Richard Biener <rguenther@suse.de>
3226 PR tree-optimization/70948
3227 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3228 Properly clobber all fields of va_list for __builtin_va_start.
3230 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3233 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3234 loop latch destination.
3236 2016-05-06 Martin Liska <mliska@suse.cz>
3238 * tree-ssa-uninit.c: Apply manual changes
3239 to the GNU coding style.
3240 (prune_uninit_phi_opnds): Rename from
3241 prune_uninit_phi_opnds_in_unrealizable_paths.
3243 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3245 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3246 mspace): Remove deprecated options.
3247 * doc/invoke.texi (SH options): Remove -mspace.
3249 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3251 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3253 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3255 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3256 corresponding combine split pattern.
3258 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3261 * config/sh/predicates.md (long_displacement_mem_operand): New.
3262 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3263 Add movi20, movi20s alternatives. Adjust length attribute for
3265 (movsi_ie): Allow for any FPU. Adjust length attribute for
3267 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3268 attribute for alternatives.
3269 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3270 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3271 length attribute for alternatives.
3273 2016-05-06 Richard Biener <rguenther@suse.de>
3275 PR tree-optimization/70960
3276 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3278 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3281 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3282 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3284 2016-05-06 Marek Polacek <polacek@redhat.com>
3287 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3289 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3292 * config/sh/sh.md (*rotcr): Add another variant.
3294 2016-05-06 Richard Biener <rguenther@suse.de>
3297 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
3299 2016-05-06 Richard Biener <rguenther@suse.de>
3302 * fold-const.c (split_tree): Always convert to the original type
3305 2016-05-06 Richard Biener <rguenther@suse.de>
3307 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
3308 (fwprop_addr): Likewise.
3310 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3313 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
3315 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
3316 * config/i386/i386.md (push mem splitter): Use find_constant_src in
3317 the splitter condition.
3318 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
3319 the splitter condition.
3320 (FP float_extend load splitter): Ditto.
3322 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
3324 * config/i386/i386.md (peehole2 patterns): Change true_regnum
3325 to REGNO in all peephole2 patterns.
3326 (post-reload splitters): Change true_regnum to REGNO in
3327 post-reload splitters.
3328 (zero_extend splitters): Use general_reg_operand and
3329 nonimmediate_gr_operand predicates.
3331 2016-05-05 Jakub Jelinek <jakub@redhat.com>
3333 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
3334 v constraint instead of x.
3336 2016-05-05 Alan Modra <amodra@gmail.com>
3339 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
3340 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
3341 TARGET_NO_FP_IN_TOC for -mrelocatable.
3342 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
3343 TARGET_RELOCATABLE test.
3344 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3345 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3346 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3347 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3348 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3349 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
3350 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
3351 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3352 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
3353 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3355 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
3356 (rs6000_stack_info): Likewise.
3357 (rs6000_elf_asm_out_constructor): Likewise.
3358 (rs6000_elf_asm_out_destructor): Likewise.
3359 (rs6000_elf_declare_function_name): Likewise.
3360 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
3361 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
3364 2016-05-05 Alan Modra <amodra@gmail.com>
3366 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
3368 2016-05-05 Alan Modra <amodra@gmail.com>
3370 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
3371 out-of-line gpr restore for one or two regs if that would add
3374 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
3377 * config/i386/i386.md
3378 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
3379 Change to post-epilogue_completed late splitter. Use sse_reg_operand
3380 as operand 0 predicate.
3381 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
3383 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
3384 Ditto. Emit the pattern using RTX.
3386 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
3387 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
3388 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
3389 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
3391 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
3392 sse_reg_operand as operand 0 predicate.
3394 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
3395 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
3396 instead of gen_rtx_REG.
3397 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
3400 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3402 * function.c (emit_use_return_register_into_block): Delete.
3403 (gen_return_pattern): Delete.
3404 (emit_return_into_block): Delete.
3405 (active_insn_between): Delete.
3406 (convert_jumps_to_returns): Delete.
3407 (emit_return_for_exit): Delete.
3408 (thread_prologue_and_epilogue_insns): Delete all code dealing with
3409 simple_return for shrink-wrapped blocks.
3410 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
3411 end of blocks that need one.
3412 (get_unconverted_simple_return): Delete.
3413 (convert_to_simple_return): Delete.
3414 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
3415 (convert_to_simple_return): Ditto.
3417 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3419 * cfgcleanup.c (bb_is_just_return): New function.
3420 (try_optimize_cfg): Simplify jumps to return, branches to return,
3421 and branches around return.
3423 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
3425 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
3428 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3432 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
3433 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
3434 assert flags & OEP_HASH_CHECK, instead of asserting it
3435 never happens. Handle TARGET_EXPR.
3436 * fold-const.c (operand_equal_p): For hash verification,
3437 or in OEP_HASH_CHECK into flags.
3439 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
3441 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
3443 (compute_samebase_partition_bases): Fix typo.
3445 2016-05-04 Jakub Jelinek <jakub@redhat.com>
3447 * config/i386/sse.md (vec_interleave_highv8sf,
3448 vec_interleave_lowv8sf, vec_interleave_highv4df,
3449 vec_interleave_lowv4df): Remove constraints from expanders.
3451 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
3453 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3455 * tree-inline.c (expand_call_inline): Fix path dealing with
3456 making lhs of call statement undefined.
3458 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
3460 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
3461 Check availability on NODE, too.
3462 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
3463 (cgraph_node::call_for_symbol_and_aliases): Likewise.
3464 (varpool_node::call_for_symbol_and_aliase): Likewise.
3465 * ipa-pure-const.c (add_new_function): Analyze all bodies.
3466 (propagate_pure_const): Propagate across interposable functions, too.
3467 (skip_function_for_local_pure_const): Do not skip interposable bodies
3469 (pass_local_pure_const::execute): Update.
3471 2016-05-04 Marek Polacek <polacek@redhat.com>
3473 * doc/invoke.texi: Document -Wdangling-else.
3475 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3477 * config.gcc: Error out when conflicting multilib is detected. Do not
3478 loop over multilibs since no combination is legal.
3480 2016-05-04 Alan Modra <amodra@gmail.com>
3482 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
3483 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
3484 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
3487 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
3489 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
3490 Clean up p5600 comments.
3492 2016-05-04 Richard Biener <rguenther@suse.de>
3494 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
3495 constructor simplifications.
3496 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
3498 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
3500 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
3501 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
3502 result.set_rtx is null instead of aborting.
3503 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
3505 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
3506 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
3507 *mov<mode>_store_postinc): New patterns.
3509 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
3511 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
3512 as commutative. Check both conversions are NOP.
3513 ((A & B) OP (C & B)): Remove.
3515 2016-05-04 Alan Modra <amodra@gmail.com>
3517 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
3519 2016-05-04 Alan Modra <amodra@gmail.com>
3522 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
3523 when cr2,3,4 are all fixed regs.
3525 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
3527 PR rtl-optimization/57193
3528 * opts.c (default_options_table): Revert OPT_frename_registers change.
3529 * doc/invoke.texi (-frename-registers, -O2): Likewise.
3531 2016-05-03 Martin Sebor <msebor@redhat.com>
3534 * builtins.c (fold_builtin_FILE): New function.
3535 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
3536 (fold_builtin_0): Call them.
3537 * gimplify.c (gimplify_call_expr): Remove the handling of
3538 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
3541 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
3542 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
3546 * doc/extend.texi (Function Names as Strings): Update __func__,
3547 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
3550 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3551 Richard Biener <rguenther@suse.de>
3553 PR tree-optimization/70916
3554 * tree-if-conv.c: Include cfganal.h.
3555 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
3556 and remove_fake_exit_edges around the optimization pass.
3558 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
3560 * cgraph.c (symbol_table::create_edge): Set inline_failed.
3561 (cgraph_edge::make_direct): Likewise.
3562 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
3563 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
3564 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
3565 (CIF_THUNK): New code.
3566 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
3567 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
3568 (compute_inline_parameters): Set inline_failed for thunks.
3569 (inline_analyze_function): Cleanup.
3570 * ipa-inline.c (can_inline_edge_p): Do not deal with
3571 call_stmt_cannot_inline_p.
3572 (can_early_inline_edge_p): Likewise.
3573 (early_inliner): Initialize inline_failed.
3574 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
3576 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
3578 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
3579 from nonimm_ssenomem_operand.
3580 (nonimm_ssenomem_operand): New predicate.
3581 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
3582 as operand 0 predicate.
3583 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
3584 Disable unsupported alternatives using "enabled" attribute.
3585 Use register_ssemem_operand as operand 0 predicate.
3586 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
3588 2016-05-03 Marek Polacek <polacek@redhat.com>
3591 * input.c (expansion_point_location): New function.
3592 * input.h (expansion_point_location): Declare.
3594 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
3596 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
3597 occurence with frame_offset_ ones.
3599 2016-05-03 Alan Modra <amodra@gmail.com>
3601 PR rtl-optimization/70890
3602 * ira.c (combine_and_move_insns): When moving def_insn, remove
3605 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
3607 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
3608 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
3609 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
3610 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
3612 2016-05-03 Alan Modra <amodra@gmail.com>
3614 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
3615 for SAVE_MULTIPLE/STORE_MULTIPLE.
3617 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3619 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
3620 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
3622 2016-05-03 Richard Biener <rguenther@suse.de>
3624 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
3626 (gimplify_arg): Likewise.
3627 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
3628 re-writing the result to a decl if required.
3629 (internal_get_tmp_var): Add allow_ssa parameter
3630 and override into_ssa with it.
3631 (get_formal_tmp_var): Adjust.
3632 (get_initialized_tmp_var): Add allow_ssa parameter.
3633 (gimplify_arg): Add allow_ssa parameter and avoid generating
3634 SSA names for the result false.
3635 (gimplify_call_expr): If the call may return twice do not
3636 gimplify parameters into SSA.
3637 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
3638 (gimplify_modify_expr): Adjust assert. For noreturn calls
3639 with a SSA name LHS adjust its def.
3640 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
3641 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
3642 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
3643 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
3644 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
3645 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
3646 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
3647 (optimize_target_teams): Do not allow SSA names for clause operands.
3648 (gimplify_expr): Likewise for where we mark the result addressable.
3649 * passes.def (pass_init_datastructures): Remove.
3650 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
3651 (rewrite_stmt): Likewise.
3652 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
3653 (replace_locals_op): Replace SSA names.
3654 (copy_gimple_seq_and_replace_locals): Init src_cfun.
3655 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
3656 * cgraph.c (release_function_body): Free CFG annotations only
3657 when we have a CFG. Simplify.
3658 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
3659 force_gimple_operand instead of get_initialized_tmp_var.
3660 * tree-pass.h (make_pass_init_datastructures): Remove.
3661 * tree-ssa.c (execute_init_datastructures): Remove.
3662 (pass_data_init_datastructures): Likewise.
3663 (class pass_init_datastructures): Likewise.
3664 (make_pass_init_datastructures): Likewise.
3665 * omp-low.c (create_omp_child_function): Init SSA data structures.
3666 (grid_expand_target_grid_body): Likewise.
3667 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
3668 name before adding it to names_to_release.
3669 (remove_bb): Always release SSA defs.
3670 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
3671 before dereferencing it.
3672 * cgraphunit.c (init_lowered_empty_function): Always
3673 int SSA data structures.
3674 * tree-ssanames.c (release_defs): Remove assert that we are in
3676 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
3678 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3679 Uros Bizjak <ubizjak@gmail.com>
3681 PR rtl-optimization/70467
3682 * config/i386/predicates.md (x86_64_hilo_int_operand,
3683 x86_64_hilo_general_operand): New predicates.
3684 * config/i386/constraints.md (Wd): New constraint.
3685 * config/i386/i386.md (mode attr di): Use Wd instead of e.
3686 (general_hilo_operand): New mode attr.
3687 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
3688 instead of <general_operand>.
3689 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
3690 x86_64_hilo_general_operand instead of <general_operand>.
3692 2016-05-03 Jakub Jelinek <jakub@redhat.com>
3694 PR tree-optimization/70916
3695 * tree-if-conv.c (constant_or_ssa_name): Removed.
3696 (fold_build_cond_expr): Use is_gimple_val instead of
3697 constant_or_ssa_name.
3699 PR tree-optimization/70916
3700 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
3701 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
3704 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
3705 (optimize_atomic_bit_test_and): New function.
3706 (pass_fold_builtins::execute): Use it.
3707 * optabs.def (atomic_bit_test_and_set_optab,
3708 atomic_bit_test_and_complement_optab,
3709 atomic_bit_test_and_reset_optab): New optabs.
3710 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
3711 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
3712 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
3713 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
3714 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
3715 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
3716 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
3717 * doc/md.texi (atomic_bit_test_and_set@var{mode},
3718 atomic_bit_test_and_complement@var{mode},
3719 atomic_bit_test_and_reset@var{mode}): Document.
3720 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
3721 atomic_bit_test_and_complement<mode>,
3722 atomic_bit_test_and_reset<mode>): New expanders.
3723 (atomic_bit_test_and_set<mode>_1,
3724 atomic_bit_test_and_complement<mode>_1,
3725 atomic_bit_test_and_reset<mode>_1): New insns.
3727 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
3729 PR rtl-optimization/70687
3730 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
3731 instead of unsigned HOST_WIDE_INT.
3733 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
3735 PR rtl-optimization/44281
3736 * hard-reg-set.h (struct target_hard_regs): New field
3737 x_fixed_nonglobal_reg_set.
3738 (fixed_nonglobal_reg_set): New macro.
3739 * reginfo.c (init_reg_sets_1): Initialize it.
3740 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
3742 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
3744 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3746 PR tree-optimization/56541
3747 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
3748 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
3749 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
3750 (any_complicated_phi): new static variable.
3751 (aggressive_if_conv): delete.
3752 (if_convertible_phi_p): support phis with more than two arguments.
3753 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
3754 critical pred edges.
3755 (ifcvt_split_critical_edges): support phis with more than two
3756 arguments by checking new parameter. only split critical edges
3758 (tree_if_conversion): handle simd pragma marked loop using new
3759 local variable aggressive_if_conv. check any_complicated_phi.
3761 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3763 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
3766 2016-05-03 Bin Cheng <bin.cheng@arm.com>
3768 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
3771 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
3773 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
3774 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
3775 define_insn_and_split.
3776 (mulsi3_i): New define_insn_and_split.
3777 (mulsi3_call): Convert to define_insn.
3778 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
3781 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3783 * machmode.h (mode_complex): Add support to give the complex mode
3785 (GET_MODE_COMPLEX_MODE): Likewise.
3786 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
3787 stored by build_complex_type and gfc_build_complex_type instead of
3788 trying to figure out the appropriate mode based on the size. Raise
3789 an assertion error, if the type was not set.
3790 * genmodes.c (struct mode_data): Add field for the complex type of
3792 (blank_mode): Likewise.
3793 (make_complex_modes): Remember the complex mode created in the
3795 (emit_mode_complex): Write out the mode_complex array to map a
3796 type mode to the complex version.
3797 (emit_insn_modes_c): Likewise.
3798 * tree.c (build_complex_type): Set the complex type to use before
3799 calling layout_type.
3800 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
3801 support for __float128 complex datatypes.
3802 (rs6000_hard_regno_mode_ok): Likewise.
3803 (rs6000_setup_reg_addr_masks): Likewise.
3804 (rs6000_complex_function_value): Likewise.
3805 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
3806 __float128 and __ibm128 complex.
3807 (FLOAT128_IBM_P): Likewise.
3808 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3809 * doc/extend.texi (Additional Floating Types): Document that
3810 -mfloat128 must be used to enable __float128. Document complex
3811 __float128 and __ibm128 support.
3813 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3816 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
3817 char/short arguments promoted to int because of promote_prototypes.
3819 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3821 * config/i386/predicates.md (register_ssemem_operand): New predicate.
3822 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
3823 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
3824 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
3825 alternatives using "enabled" attribute. Use register_ssemem_operand
3826 as operand 1 predicate.
3827 (*cmpi<unord>xf_i387): Split XFmode pattern from
3828 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
3829 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
3830 *absneg<mode>2_i387. Disable unsupported alternatives using
3831 "enabled" attribute.
3832 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
3834 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3836 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
3838 (oacc_loop_process): Check mask for loop termination.
3840 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3842 * cif-code.def (CIF_THUNK): Add.
3843 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
3846 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
3848 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
3849 (dump_inline_summary): Dump it.
3850 (fp_expression_p): New predicate.
3851 (estimate_function_body_sizes): Use it.
3852 (inline_merge_summary): Merge fp_expressions.
3853 (inline_read_section): Read fp_expressions.
3854 (inline_write_summary): Write fp_expressions.
3855 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
3856 codegen boundary if either caller or callee is !fp_expressions.
3857 * ipa-inline.h (inline_summary): Add fp_expressions.
3858 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
3859 to fp_expressions be sure the fp generation flags are updated.
3861 2016-05-02 Jakub Jelinek <jakub@redhat.com>
3863 PR rtl-optimization/70467
3864 * cse.c (cse_insn): Handle no-op MEM moves after folding.
3866 PR rtl-optimization/70467
3867 * ipa-pure-const.c (check_call): Handle internal calls even in
3868 ipa mode like in local mode.
3870 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
3872 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
3874 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3876 * match.pd (X u< X, X u> X): New transformations.
3878 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
3880 * flag-types.h (enum warn_strict_overflow_code): Move ...
3881 * coretypes.h: ... here.
3882 * fold-const.h (fold_overflow_warning): Declare.
3883 * fold-const.c (fold_overflow_warning): Make non-static.
3884 (fold_comparison): Move the transformation of X +- C1 CMP C2
3885 into X CMP C2 -+ C1 ...
3886 * match.pd: ... here.
3887 * gimple-fold.c (fold_stmt_1): Protect with
3888 fold_defer_overflow_warnings.
3890 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
3892 * omp-low.c (struct oacc_loop): Add 'inner' field.
3893 (new_oacc_loop_raw): Initialize it to zero.
3894 (oacc_loop_fixed_partitions): Initialize it.
3895 (oacc_loop_auto_partitions): Partition outermost loop to outermost
3896 available partitioning.
3898 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3900 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
3902 (umulsidi3): Likewise.
3903 (indirect_jump): Fix jump instruction assembly patterns.
3905 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
3908 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
3909 (nvptx_function_value): Assert non-NULL cfun.
3911 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
3913 PR rtl-optimization/70886
3914 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
3916 * cselib.h (rtx_equal_for_cselib_1): Declare.
3917 (rtx_equal_for_cselib_p: New inline function.
3918 * cselib.c (rtx_equal_for_cselib_p): Delete.
3919 (rtx_equal_for_cselib_1): Make public.
3921 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
3923 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
3924 (register_mixssei387nonimm_operand): Remove predicate.
3925 * config/i386/i386.md (*fop_<mode>_comm): Merge from
3926 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
3927 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
3928 for TARGET_MIX_SSE_I387 alternatives.
3929 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
3930 Disable unsupported alternatives using "enabled" attribute. Use
3931 nonimm_ssenomem_operand as operand 1 predicate. Also check
3932 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
3934 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3936 * tree.c (cst_and_fits_in_hwi): Simplify.
3938 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3940 * tree.h (wi::to_wide): New function.
3941 * expr.c (expand_expr_real_1): Use wi::to_wide.
3942 * fold-const.c (int_const_binop_1): Likewise.
3943 (extract_muldiv_1): Likewise.
3945 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3947 * wide-int.h: Update offset_int and widest_int documentation.
3948 (WI_SIGNED_SHIFT_RESULT): New macro.
3949 (wi::binary_shift): Define signed_shift_result_type for
3950 shifts on offset_int- and widest_int-like types.
3951 (generic_wide_int): Support <<= and >>= if << and >> are supported.
3952 * tree.h (int_bit_position): Use shift operators instead of wi::
3954 * alias.c (adjust_offset_for_component_ref): Likewise.
3955 * expr.c (get_inner_reference): Likewise.
3956 * fold-const.c (fold_comparison): Likewise.
3957 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
3958 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
3959 * tree-dfa.c (get_ref_base_and_extent): Likewise.
3960 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
3961 (stmt_kills_ref_p): Likewise.
3962 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
3963 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
3964 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3965 (ao_ref_init_from_vn_reference): Likewise.
3967 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
3969 * wide-int.h: Update offset_int and widest_int documentation.
3970 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
3971 (wi::binary_traits): Allow ordered comparisons between offset_int and
3972 offset_int, between widest_int and widest_int, and between either
3973 of these types and basic C types.
3974 (operator <, <=, >, >=): Define for the same combinations.
3975 * tree.h (tree_int_cst_lt): Use comparison operators instead
3976 of wi:: comparisons.
3977 (tree_int_cst_le): Likewise.
3978 * gimple-fold.c (fold_array_ctor_reference): Likewise.
3979 (fold_nonarray_ctor_reference): Likewise.
3980 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
3981 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
3982 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
3983 * tree-sra.c (completely_scalarize): Likewise.
3984 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
3985 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
3986 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
3987 (check_for_binary_op_overflow): Likewise.
3988 (search_for_addr_array): Likewise.
3989 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
3991 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
3993 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
3994 (arc_save_restore): Likewise.
3995 (arc_dwarf_register_span): Likewise.
3996 (arc_output_pic_addr_const): Initialize suffix variable.
3998 2016-05-02 Martin Liska <mliska@suse.cz>
4000 * symbol-summary.h (function_summary::function_summary):
4001 Remove checking assert for all cgraph nodes.
4002 (function_summary::get): Check summary_uid.
4003 (symtab_insertion): Check summary_uid.
4005 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4007 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
4008 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
4010 (arc_dwarf_register_span): Remove enum keyword.
4011 (compact_memory_operand_p): New function.
4012 * config/arc/arc.h (reg_class): Add code density register classes.
4013 (REG_CLASS_NAMES): Likewise.
4014 (REG_CLASS_CONTENTS): Likewise.
4015 * config/arc/arc.md (*movqi_insn): Add code density instructions.
4016 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
4017 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
4018 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
4019 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
4021 (h, Rcd, Rsd, Rzd): New register constraints.
4022 (T): Use compact_memory_operand_p function.
4023 * config/arc/predicates.md (compact_load_memory_operand): Remove.
4025 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4027 * config/sh/sh.md (*negnegt, *movtt): Remove.
4029 2016-05-02 Marek Polacek <polacek@redhat.com>
4030 Tom de Vries <tom@codesourcery.com>
4032 PR tree-optimization/70700
4033 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
4034 bigger than FIRST_REF_NODE.
4036 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4039 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
4041 (prepare_cbranch_operands): Don't use scratch register. Assume that
4042 function is used when pseudos can be created.
4043 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
4044 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
4045 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
4046 define_expand. Allow it only when pseudos can be created.
4047 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
4049 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
4051 * config/i386/constraints.md (BC): Only allow -1 operands.
4052 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
4053 Add "enabled" attribute. Update XI mode attribute calculation.
4054 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
4055 (*movoi_internal_avx): Update XI mode attribute calculation.
4056 (*movti_internal): Ditto.
4058 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4060 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
4061 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
4063 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
4065 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
4066 statement on instruction code. Remove trailing spaces.
4067 (altivec_expand_stv_builtin): Likewise.
4069 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4071 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
4072 (TARGET_FPU_DOUBLE): Simplify.
4073 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
4074 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
4075 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
4076 with 'TARGET_FPU_DOUBLE'.
4077 * config/sh/sh.md: Likewise.
4079 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4081 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4082 SH_DIV_STR_FOR_SIZE): Remove.
4083 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4084 SH_DIV_STR_FOR_SIZE): Remove.
4086 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4088 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4089 logical_reg_operand): Delete.
4090 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4091 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4092 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4093 match_operand and match_test.
4094 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4095 variables on their first use. Return bool values.
4096 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4097 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4098 arith_reg_operand for input operand. Remove empty constraints.
4100 (*xorsi3_compact): Rename to xorsi3.
4101 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4102 (*zero_extend<mode>si2_disp_mem): Update comment.
4105 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4107 * config/sh/t-sh: Remove SH5 support.
4108 * config.gcc: Likewise.
4109 * configure: Likewise.
4111 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4113 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4115 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4117 * config/sh/sh.c (register_sh_passes, sh_option_override,
4118 sh_print_operand, prepare_move_operands,
4119 sh_can_follow_jump): Remove TARGET_SH1 checks.
4120 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4121 PROMOTE_MODE): Likewise.
4122 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4125 2016-04-30 Alan Modra <amodra@gmail.com>
4127 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4128 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4129 Check for user regs later to avoid unnecessary looping over regs.
4130 Merge user reg check with non-saved reg check. Don't force
4131 inline VR restore when static chain used.
4132 (rs6000_frame_related): Omit eh_frame info for user regs when
4134 (fixed_regs_p): Delete.
4136 2016-04-30 Alan Modra <amodra@gmail.com>
4138 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4139 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4142 2016-04-30 Alan Modra <amodra@gmail.com>
4145 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4146 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4149 2016-04-30 Alan Modra <amodra@gmail.com>
4151 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4152 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4153 flag_pic test for Darwin.
4155 2016-04-30 Alan Modra <amodra@gmail.com>
4157 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4158 throw_calls_crossed.
4159 (REG_FREQ_CALLS_CROSSED): Delete.
4160 (REG_N_THROWING_CALLS_CROSSED): Delete.
4161 * regstat.c (regstat_bb_compute_ri): Don't calculate
4162 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4163 (dump_reg_info): Don't print call cross frequency.
4164 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4165 and REG_N_THROWING_CALLS_CROSSED.
4167 2016-04-30 Alan Modra <amodra@gmail.com>
4169 * regs.h (struct reg_info_t): Delete live_length.
4170 (REG_LIVE_LENGTH): Delete macro.
4171 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4172 local_live, local_processed and local_live_last_luid params.
4173 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4175 (regstat_compute_ri): Adjust for above. Don't set
4177 (dump_reg_info): Don't print live length.
4178 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4179 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4180 Localize loop_depth var.
4182 2016-04-30 Alan Modra <amodra@gmail.com>
4184 * ira.c (enum valid_equiv): New.
4185 (validate_equiv_mem): Return enum.
4186 (update_equiv_mem): Create replacement in more cases.
4187 (add_store_equivs): Update validate_equiv_mem call.
4189 2016-04-30 Alan Modra <amodra@gmail.com>
4191 * ira.c (combine_and_move_insns): Rather than scanning insns,
4192 use DF infrastucture to find use and def insns.
4194 2016-04-30 Alan Modra <amodra@gmail.com>
4196 ira.c (combine_and_move_insns): Move invariant conditions..
4197 (ira.c): ..to here. Call combine_and_move_insns before
4198 add_store_equivs. Call grow_reg_equivs later. Allocate
4199 req_equiv later using max_reg_num() rather than global max_regno.
4200 (contains_replace_regs): Delete.
4201 (add_store_equivs): Remove contains_replace_regs test.
4203 2016-04-30 Alan Modra <amodra@gmail.com>
4205 * ira.c (struct equiv_mem_data): New.
4206 (equiv_mem, equiv_mem_modified): Delete static vars.
4207 (validate_equiv_mem_from_store): Use "data" param to communicate..
4208 (validate_equiv_mem): ..from here.
4210 2016-04-30 Alan Modra <amodra@gmail.com>
4212 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4214 (update_reg_equivs): ..here. Move allocation and freeing of
4215 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4216 end_alias_analysis to..
4219 2016-04-30 Alan Modra <amodra@gmail.com>
4221 * ira.c (pdx_subregs): Delete.
4222 (struct equivalence): Add pdx_subregs field.
4223 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4225 (update_equiv_regs): Don't create or free pdx_subregs. Update
4228 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4230 * config/rs6000/altivec.h: Change definitions of vec_xl and
4232 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4233 (LD_ELEMREV_V2DI): New.
4234 (LD_ELEMREV_V4SF): New.
4235 (LD_ELEMREV_V4SI): New.
4236 (LD_ELEMREV_V8HI): New.
4237 (LD_ELEMREV_V16QI): New.
4238 (ST_ELEMREV_V2DF): New.
4239 (ST_ELEMREV_V2DI): New.
4240 (ST_ELEMREV_V4SF): New.
4241 (ST_ELEMREV_V4SI): New.
4242 (ST_ELEMREV_V8HI): New.
4243 (ST_ELEMREV_V16QI): New.
4246 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4247 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4248 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4249 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4250 (altivec_expand_builtin): Add handling for
4251 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4252 (rs6000_invalid_builtin): Add error-checking for
4253 RS6000_BTM_P9_VECTOR.
4254 (altivec_init_builtins): Define builtins used to implement vec_xl
4256 (rs6000_builtin_mask_names): Define power9-vector.
4257 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4258 (RS6000_BTM_P9_VECTOR): Define.
4259 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4260 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4261 (vsx_ld_elemrev_v2df): Likewise.
4262 (vsx_ld_elemrev_v4sf): Likewise.
4263 (vsx_ld_elemrev_v4si): Likewise.
4264 (vsx_ld_elemrev_v8hi): Likewise.
4265 (vsx_ld_elemrev_v16qi): Likewise.
4266 (vsx_st_elemrev_v2df): Likewise.
4267 (vsx_st_elemrev_v2di): Likewise.
4268 (vsx_st_elemrev_v4sf): Likewise.
4269 (vsx_st_elemrev_v4si): Likewise.
4270 (vsx_st_elemrev_v8hi): Likewise.
4271 (vsx_st_elemrev_v16qi): Likewise.
4272 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4275 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4277 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4279 (simplify_control_stmt_condition_1): ... here. Recurse into
4280 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4282 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4285 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
4286 (zero_extendqi<mode>2_dot): Revert earlier conversion from
4287 define_insn_and_split to define_insn.
4288 (zero_extendqi<mode>2_dot2): Same.
4289 (extendqi<mode>2_dot): Same.
4290 (extendqi<mode>2_dot2): Same.
4292 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4294 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
4295 (probe_stack): New expander.
4296 (probe_stack_<mode>): New insn pattern.
4298 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4300 * config/i386/i386.md
4301 (operations with memory inputs setting flags peephole2):
4302 Remove uneeded REG_P checks. Cleanup pattern generation.
4304 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
4306 * tree-vect-loop.c (vect_transform_loop): Fix
4307 nb_iterations_upper_bound computation for vectorized loop.
4309 2016-04-29 Marek Polacek <polacek@redhat.com>
4310 Jakub Jelinek <jakub@redhat.com>
4313 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
4314 TARGET_EXPR_SLOT as a base.
4316 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
4318 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
4319 with 'rCm2' constraints to limit possible immediate size.
4320 (*load_zeroextendqisi_update): Likewise.
4321 (*load_signextendqisi_update): Likewise.
4322 (*loadhi_update): Likewise.
4323 (*load_zeroextendhisi_update): Likewise.
4324 (*load_signextendhisi_update): Likewise.
4325 (*loadsi_update): Likewise.
4326 (*loadsf_update): Likewise.
4328 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4330 * config/i386/predicates.md (constm1_operand): Fix comparison.
4332 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4334 * testsuite/gcc.target/arc/ieee_eq.c: New test.
4336 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
4338 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
4339 remaining SH5 related settings.
4340 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
4341 shmedia_prepare_call_address): Delete.
4342 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
4343 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
4344 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
4345 UNSUPPORTED_SH2A): Remove m5 checks.
4346 (sh_divide_strategy_e): Remove SH5 division strategies.
4347 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
4348 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
4350 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4352 * config/s390/s390.c (s390_rtx_costs): Update documentation.
4354 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4356 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
4357 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
4359 * config/s390/vector.md ("mov<mode>"): Likewise.
4361 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
4363 * config/s390/constraints.md ("U", "W"): Invoke
4364 s390_mem_constraint with "ZR" and "ZT".
4365 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
4366 addresses when using LRA. Accept also short displacements for S
4367 and T constraints. Do not check for long displacement target for
4368 S and T constraints.
4369 (s390_mem_constraint): Remove handling of U and W constraints.
4370 * config/s390/s390.md (various patterns): Remove the short
4371 displacement constraints (Q and R) if a long displacement
4372 constraint is present. Add longdisp as required CPU capability.
4373 * config/s390/vector.md: Likewise.
4374 * config/s390/vx-builtins.md: Likewise.
4376 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4379 * reload1.c (reload): Call finish_spills before
4380 restarting reload loop. Skip select_reload_regs
4381 if update_eliminables_and_spill returns true.
4383 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
4385 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
4386 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
4387 (umulhisi3_imm): Update predicates and constraint letters.
4388 (umulhisi3_reg): Declare instruction as commutative.
4389 * config/arc/constraints.md (J12, J16): New constraints.
4390 * config/arc/predicates.md (short_unsigned_const_operand): New
4392 (arc_short_operand): Likewise.
4393 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
4395 2016-04-29 Richard Biener <rguenther@suse.de>
4397 PR tree-optimization/13962
4398 PR tree-optimization/65686
4399 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
4400 * tree-ssa-alias.c (ptrs_compare_unequal): New function
4401 using PTA to compare pointers.
4402 * match.pd: Add pattern for pointer equality compare simplification
4403 using ptrs_compare_unequal.
4405 2016-04-29 Richard Biener <rguenther@suse.de>
4407 * stor-layout.c (layout_type): Do not build a pointer-to-element
4410 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
4412 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
4413 Use SWI mode iterator. Use general_reg_operand predicate.
4414 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
4415 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
4418 2016-04-29 Jakub Jelinek <jakub@redhat.com>
4421 * fold-const.c (operand_equal_p): Don't verify hash value equality
4423 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
4426 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4429 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
4430 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
4431 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
4432 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
4433 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
4435 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4437 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
4438 to info. Don't initialize separate fields to 0. Clean up
4441 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4443 * config/i386/i386.md (peephole2s for operations with memory inputs):
4444 Use SWI mode iterator.
4445 (peephole2s for operations with memory outputs): Ditto.
4446 Do not check for stack checking probe.
4448 (probe_stack): Remove expander.
4450 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4451 Andrew Burgess <andrew.burgess@embecosm.com>
4453 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
4454 operands as 32-bits.
4456 2016-04-28 Jason Merrill <jason@redhat.com>
4458 * gdbinit.in: Skip line-map.h.
4460 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4461 Andrew Burgess <andrew.burgess@embecosm.com>
4463 * config/arc/arc.c (arc_conditional_register_usage): Take
4464 TARGET_RRQ_CLASS into account.
4465 (arc_print_operand): Support printing 'p' and 's' operands.
4466 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
4468 (TARGET_RRQ_CLASS): Define.
4469 (IS_POWEROF2_OR_0_P): Define.
4470 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
4472 (*tst_movb): New define_insn.
4473 (*tst): Avoid recognition if it could prevent '*tst_movb'
4474 combination; replace c/CnL with c/Chs alternative.
4475 (*tst_bitfield_tst): New define_insn.
4476 (*tst_bitfield_asr): New define_insn.
4477 (*tst_bitfield): New define_insn.
4478 (andsi3_i): Add Rrq variant.
4479 (extzv): New define_expand.
4480 (insv): New define_expand.
4481 (*insv_i): New define_insn.
4482 (*movb): New define_insn.
4483 (*movb_signed): New define_insn.
4484 (*movb_high): New define_insn.
4485 (*movb_high_signed): New define_insn.
4486 (*movb_high_signed + 1): New define_split pattern.
4487 (*mrgb): New define_insn.
4488 (*mrgb + 1): New define_peephole2 pattern.
4489 (*mrgb + 2): New define_peephole2 pattern.
4490 * config/arc/arc.opt (mbitops): New option for nps400, uses
4491 TARGET_NPS_BITOPS_DEFAULT.
4492 * config/arc/constraints.md (q): Make register class conditional.
4493 (Rrq): New register constraint.
4494 (Chs): New constraint.
4495 (Clo): New constraint.
4496 (Chi): New constraint.
4497 (Cbf): New constraint.
4498 (Cbn): New constraint.
4499 (C18): New constraint.
4500 (Cbi): New constraint.
4502 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4504 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
4506 (bitmap_intersection_of_preds): Ditto.
4507 (bitmap_union_of_succs): Ditto.
4508 (bitmap_union_of_preds): Ditto.
4509 * sbitmap.c (do_popcount): Delete.
4510 (BITMAP_DEBUGGING): Delete.
4511 (sbitmap_verify_popcount): Delete.
4512 (sbitmap_alloc): Don't initialize the popcount field.
4513 (sbitmap_alloc_with_popcount): Delete.
4514 (sbitmap_resize): Don't resize the popcount array.
4515 (sbitmap_vector_alloc): Don't initialize the popcount field.
4516 (bitmap_copy): Don't copy the popcount array.
4517 (bitmap_clear): Don't clear the popcount array.
4518 (bitmap_clear): Delete the popcount array handling.
4519 (bitmap_ior_and_compl): Delete the popcount assert.
4520 (bitmap_not): Ditto.
4521 (bitmap_and_compl): Ditto.
4522 (bitmap_and): Delete the popcount array handling.
4523 (bitmap_xor): Ditto.
4524 (bitmap_ior): Ditto.
4525 (bitmap_or_and): Delete the popcount assert.
4526 (bitmap_and_or): Ditto.
4527 (popcount_table): Delete.
4528 (sbitmap_elt_popcount): Delete.
4529 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
4530 (bitmap_set_bit): Delete the popcount assert.
4531 (bitmap_clear_bit): Ditto.
4532 (sbitmap_free): Don't free the popcount array.
4533 (sbitmap_alloc_with_popcount): Delete declaration.
4534 (sbitmap_popcount): Ditto.
4536 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4537 Andrew Burgess <andrew.burgess@embecosm.com>
4539 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
4540 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
4541 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
4542 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
4543 * config/arc/arc.opt (mcmem): New option.
4544 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
4545 supply length for r/m alternative.
4546 (*extendqisi2_ac): Likewise.
4547 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
4549 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
4550 (movhi_insn): Likewise.
4551 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
4552 (*zero_extendqihi2_i): Add r/Ucm alternative.
4553 (*zero_extendqisi2_ac): Likewise.
4554 (*zero_extendhisi2_i): Likewise.
4555 * config/arc/constraints.md (Uex): New memory constraint.
4556 (Ucm): New define_constraint.
4557 * config/arc/predicates.md (long_immediate_loadstore_operand):
4558 Return 0 for MEM with cmem_address address.
4559 (cmem_address_0): New predicates.
4560 (cmem_address_1): Likewise.
4561 (cmem_address_2): Likewise.
4562 (cmem_address): Likewise.
4564 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4566 * config/rs6000/rs6000.c (machine_function): Rename
4567 insn_chain_scanned_p to spe_insn_chain_scanned_p.
4568 (rs6000_stack_info): Adjust.
4570 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
4571 Andrew Burgess <andrew.burgess@embecosm.com>
4573 * config/arc/constraints.md (Usd): Convert to define_constraint.
4577 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4580 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
4581 Add new peephole2 where the first insn is *mov<mode>_or instead of
4582 *mov<mode>_internal.
4584 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
4586 * tracer.c (bb_seen): Make static.
4588 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
4590 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
4591 support, setup defaults.
4592 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
4593 * config/arc/arc.c (arc_init): Add NPS400 support.
4594 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
4595 (TARGET_ARC700): NPS400 is also an ARC700.
4596 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
4598 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
4601 * config/nds32/nds32.md (casesi): Don't access the operands array
4604 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4606 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
4607 (or $-1,reg peephole2): Ditto.
4608 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
4610 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
4612 * doc/extend.texi (Common Function Attributes) [optimize]:
4613 Discourage use of the optimize attribute.
4615 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
4617 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
4618 special case builtin.
4619 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
4620 ALTIVEC_BUILTIN_VEC_ADDE.
4621 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4622 support for ALTIVEC_BUILTIN_VEC_ADDE.
4623 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4624 for __builtin_vec_adde.
4626 2016-04-28 Jakub Jelinek <jakub@redhat.com>
4628 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
4629 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
4631 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4634 * doc/sourcebuild.texi (Effective-Target Keywords, Other
4635 attributes): Document cilkplus_runtime.
4637 2016-04-28 Martin Jambor <mjambor@suse.cz>
4639 * tree-cfg.c (verify_expr): Verify that local declarations belong to
4640 this function. Call verify_expr on MEM_REFs and bases of other
4643 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4645 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
4646 for WORD_REGISTER_OPERATIONS to runtime check.
4648 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4650 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
4652 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4654 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
4655 big-endian compilation.
4656 * config/arc/arc.md (addf3): Likewise.
4660 2016-04-28 Richard Biener <rguenther@suse.de>
4662 PR tree-optimization/70840
4663 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
4664 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
4665 Mark x * pow(x,c) -> pow(x,c+1) commutative.
4666 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
4668 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4670 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
4671 and explain why in a comment.
4673 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4675 * config/arc/arc.md (cpu_facility): Add fpx variant.
4676 (subdf3): Prohibit use reverse sub when assist operations option
4678 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
4679 instructions only when FPX is enabled.
4680 * testsuite/gcc.target/arc/trsub.c: New test.
4682 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4684 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
4685 mult_operator when calculating "type" attribute.
4686 (*fop_<mode>_1_i387): Ditto.
4687 (*fop_xf_1_i387): Ditto.
4688 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
4689 Use std::swap to swap operands. Use RTL expressions to generate
4692 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4693 Joern Rennecke <joern.rennecke@embecosm.com>
4695 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
4697 (emit_pic_move): Remove.
4698 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
4699 * config/arc/arc.c (emit_pic_move): Removed.
4700 (TARGET_HAVE_TLS): Define.
4701 (arc_conditional_register_usage): Test for arc_tp_regno.
4702 (arc_print_operand, arc_print_operand_address): Handle TLS
4704 (arc_needs_pcl_p): New function.
4705 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
4706 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
4707 (arc_raw_symbolic_reference_mentioned_p): Likewise.
4708 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
4709 (arc_legitimize_tls_address): Likewise.
4710 (DTPOFF_ZERO_SYM): Define.
4711 (arc_legitimize_pic_address): Make it static, handle TLS cases.
4712 (arc_output_pic_addr_const): Print TLS unspecs.
4713 (prepare_pic_move): New function, replaces emit_pic_move.
4714 (arc_legitimate_constant_p): Handle TLS unspecs.
4715 (arc_legitimate_address_p): Likewise.
4716 (arc_rewrite_small_data_p): Use assert for TLS constants.
4717 (prepare_move_operands): Use prepare_pic_move.
4718 (arc_legitimize_address): Legitimize tls addresses.
4719 (arc_epilogue_uses): Check for arc_tp_regno.
4720 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
4721 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
4723 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
4725 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
4726 %(arc_tls_extra_start_spec).
4727 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
4728 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
4730 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
4731 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
4732 (UNSPEC_TLS_OFF): Add.
4734 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
4735 (get_thread_pointersi): New patterns.
4736 * config/arc/arc.opt (mtp-regno): New option.
4737 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
4738 (move_dest_operand): Likewise.
4739 * configure: Regenerate.
4740 * configure.ac: Add arc*-*-* case to test for tls.
4741 * doc/invoke.texi (ARC options): Document mtp-regno.
4743 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
4745 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
4746 the new ARC HS SIMD instructions.
4747 (arc_preferred_simd_mode): New function.
4748 (arc_autovectorize_vector_sizes): Likewise.
4749 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
4750 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4751 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
4752 (arc_init_builtins): Add new SIMD builtin types.
4753 (arc_split_move): Handle 64 bit vector moves.
4754 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
4755 (TARGET_PLUS_QMACW): Define.
4756 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
4757 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
4758 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
4759 (VSUBADD4H): New builtins.
4760 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
4761 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
4763 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
4764 Matthias Klose <doko@debian.org>
4766 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
4768 2016-04-28 Richard Biener <rguenther@suse.de>
4771 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
4774 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
4776 * common/config/sh/sh-common.c: Remove SH5 support.
4777 * config/sh/constraints.md: Likewise.
4778 * config/sh/config/sh/elf.h: Likewise.
4779 * config/sh/linux.h: Likewise.
4780 * config/sh/netbsd-elf.h: Likewise.
4781 * config/sh/predicates.md: Likewise.
4782 * config/sh/sh-c.c: Likewise.
4783 * config/sh/sh-protos.h: Likewise.
4784 * config/sh/sh.c: Likewise.
4785 * config/sh/sh.h: Likewise.
4786 * config/sh/sh.md: Likewise.
4787 * config/sh/sh.opt: Likewise.
4788 * config/sh/sync.md: Likewise.
4789 * config/sh/sh64.h: Delete.
4790 * config/sh/shmedia.h: Likewise.
4791 * config/sh/shmedia.md: Likewise.
4792 * config/sh/sshmedia.h: Likewise.
4793 * config/sh/t-netbsd-sh5-64: Likewise.
4794 * config/sh/t-sh64: Likewise.
4795 * config/sh/ushmedia.h: Likewise.
4797 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
4799 * config/i386/i386.md (sign_extend to memory peephole2s): Use
4800 general_reg_operand instead of register_operand predicate.
4802 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4804 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
4806 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
4808 * match.pd (A - B > A, A + B < A): New transformations.
4810 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
4812 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
4813 which defaults to true. Emit an outer pair of parentheses only if
4814 EMIT_PARENS. When continuing a chain of && or || (or & or |),
4815 don't emit parentheses for the right-hand operand.
4817 2016-04-27 Jeff Law <law@redhat.com>
4819 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
4821 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4823 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
4824 (altivec_lvx_<mode>_internal): Document.
4825 (altivec_lvx_<mode>_2op): New define_insn.
4826 (altivec_lvx_<mode>_1op): Likewise.
4827 (altivec_lvx_<mode>_2op_si): Likewise.
4828 (altivec_lvx_<mode>_1op_si): Likewise.
4829 (altivec_stvx_<mode>): Remove.
4830 (altivec_stvx_<mode>_internal): Document.
4831 (altivec_stvx_<mode>_2op): New define_insn.
4832 (altivec_stvx_<mode>_1op): Likewise.
4833 (altivec_stvx_<mode>_2op_si): Likewise.
4834 (altivec_stvx_<mode>_1op_si): Likewise.
4835 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4836 Expand vec_ld and vec_st during parsing.
4837 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
4839 (altivec_expand_stvx_be): Likewise.
4840 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
4841 address-masking behavior in RTL.
4842 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
4843 address-masking behavior in RTL.
4844 (altivec_expand_builtin): Change builtin code arguments for calls
4845 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
4846 (insn_is_swappable_p): Avoid incorrect swap optimization in the
4847 presence of lvx/stvx patterns.
4848 (alignment_with_canonical_addr): New function.
4849 (alignment_mask): Likewise.
4850 (find_alignment_op): Likewise.
4851 (recombine_lvx_pattern): Likewise.
4852 (recombine_stvx_pattern): Likewise.
4853 (recombine_lvx_stvx_patterns): Likewise.
4854 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
4855 stvx patterns from expand.
4856 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
4858 (vector_altivec_store_<mode>): Likewise.
4860 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
4862 * config/aarch64/aarch64.md
4863 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
4864 remove the "fp" attributes.
4865 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
4866 add the "simd" attributes.
4867 (*movdf_aarch64): Likewise.
4868 (*movtf_aarch64): Remove the "fp" attributes.
4869 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
4870 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
4872 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4874 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
4875 rtx to rtx_code_label *.
4876 * rtl.h (maybe_set_first_label_num): Likewise.
4878 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4880 * df-core.c (df_add_problem): Make the problem param be const.
4881 (df_remove_problem): Make local "problem" be const.
4882 * df-problems.c (problem_RD): Make const.
4883 (problem_LR): Likewise.
4884 (problem_LIVE): Likewise.
4885 (problem_MIR): Likewise.
4886 (problem_CHAIN): Likewise.
4887 (problem_WORD_LR): Likewise.
4888 (problem_NOTE): Likewise.
4889 (problem_MD): Likewise.
4890 * df-scan.c (problem_SCAN): Likewise.
4891 * df.h (struct df_problem): Make field "dependent_problem" be
4893 (struct dataflow): Likewise for field "problem".
4894 (df_add_problem): Make param const.
4896 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4898 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
4899 inter-unit moves to/from vector registers are enabled. Do not disable
4902 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4904 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
4905 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
4907 (enum df_problem_id): ...this new enum.
4908 (struct df_problem): Convert field "id" from "int" to
4911 2016-04-27 David Malcolm <dmalcolm@redhat.com>
4913 * rtl.def: Update comment for "things in the instruction chain" to
4914 reflect the removal of the leading "i" field for INSN_UID in
4915 r210360. Fix bogus apostrophe.
4917 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
4919 * config/i386/i386.md
4920 (lea arith with mem operand + setcc peephole2): Set operator mode.
4922 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
4925 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
4926 (dimode_scalar_to_vector_candidate_p): This.
4927 (timode_scalar_to_vector_candidate_p): New function.
4928 (scalar_to_vector_candidate_p): Likewise.
4929 (timode_check_non_convertible_regs): Likewise.
4930 (timode_remove_non_convertible_regs): Likewise.
4931 (remove_non_convertible_regs): Likewise.
4932 (remove_non_convertible_regs): Renamed to ...
4933 (dimode_remove_non_convertible_regs): This.
4934 (scalar_chain::~scalar_chain): Make it virtual.
4935 (scalar_chain::compute_convert_gain): Make it pure virtual.
4936 (scalar_chain::mark_dual_mode_def): Likewise.
4937 (scalar_chain::convert_insn): Likewise.
4938 (scalar_chain::convert_registers): Likewise.
4939 (scalar_chain::add_to_queue): Make it protected.
4940 (scalar_chain::emit_conversion_insns): Likewise.
4941 (scalar_chain::replace_with_subreg): Likewise.
4942 (scalar_chain::replace_with_subreg_in_insn): Likewise.
4943 (scalar_chain::convert_op): Likewise.
4944 (scalar_chain::convert_reg): Likewise.
4945 (scalar_chain::make_vector_copies): Likewise.
4946 (scalar_chain::convert_registers): New pure virtual function.
4947 (class dimode_scalar_chain): New class.
4948 (class timode_scalar_chain): Likewise.
4949 (scalar_chain::mark_dual_mode_def): Renamed to ...
4950 (dimode_scalar_chain::mark_dual_mode_def): This.
4951 (timode_scalar_chain::mark_dual_mode_def): New function.
4952 (timode_scalar_chain::convert_insn): Likewise.
4953 (dimode_scalar_chain::convert_registers): Likewise.
4954 (scalar_chain::compute_convert_gain): Renamed to ...
4955 (dimode_scalar_chain::compute_convert_gain): This.
4956 (scalar_chain::replace_with_subreg): Renamed to ...
4957 (dimode_scalar_chain::replace_with_subreg): This.
4958 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
4959 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
4960 (scalar_chain::make_vector_copies): Renamed to ...
4961 (dimode_scalar_chain::make_vector_copies): This.
4962 (scalar_chain::convert_reg): Renamed to ...
4963 (dimode_scalar_chain::convert_reg ): This.
4964 (scalar_chain::convert_op): Renamed to ...
4965 (dimode_scalar_chain::convert_op): This.
4966 (scalar_chain::convert_insn): Renamed to ...
4967 (dimode_scalar_chain::convert_insn): This.
4968 (scalar_chain::convert): Call convert_registers.
4969 (convert_scalars_to_vector): Change to scalar_chain pointer to
4970 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
4971 in 32-bit mode. Delete scalar_chain pointer. Call
4972 free_dominance_info in 64-bit mode.
4973 (pass_stv::gate): Remove TARGET_64BIT check.
4974 (ix86_option_override): Put the 64-bit STV pass before the CSE
4977 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
4979 * dwarf2out.h (struct dw_loc_descr_node): Remove the
4980 dw_loc_frame_offset field.
4981 * dwarf2out.c (new_loc_descr): Likewise.
4982 (resolve_args_picking_1): Turn the VISITED hash set into a
4983 FRAME_OFFSET hash map. Use it to associate a frame offset to
4984 visited nodes. Remove uses of the CHECKING_P macro.
4985 (resolve_args_picking): Update call to resolve_args_picking_1.
4987 2016-04-27 Martin Liska <mliska@suse.cz>
4989 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
4990 (free_loop_data): Release vuses of groups.
4992 2016-04-27 Bin Cheng <bin.cheng@arm.com>
4994 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
4995 instead of redundant use_id and boolean have_use_for.
4996 (struct iv_use): Change sub_id into group_id. Remove field next.
4997 Move fields: related_cands, n_map_members, cost_map and selected
4999 (struct iv_group): ... here. New structure.
5000 (struct iv_common_cand): Use structure declaration directly.
5001 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
5002 (MAX_CONSIDERED_USES): Rename macro to ...
5003 (MAX_CONSIDERED_GROUPS): ... here.
5004 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
5005 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
5006 (dump_uses): Rename to ...
5007 (dump_groups): ... here. Update all uses.
5008 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
5009 (find_induction_variables): Refactor format of dump information.
5010 (record_sub_use): Delete.
5011 (record_use): Update all uses.
5012 (record_group): New function.
5013 (record_group_use, find_interesting_uses_op): Call above functions.
5015 (find_interesting_uses_cond): Ditto.
5016 (group_compare_offset): New function.
5017 (split_all_small_groups): Rename to ...
5018 (split_small_address_groups_p): ... here. Update all uses.
5019 (split_address_groups): Update all uses.
5020 (find_interesting_uses): Refactor format of dump information.
5021 (add_candidate_1): Update all uses. Remove redundant check on iv,
5023 (add_candidate, record_common_cand): Remove redundant assert.
5024 (add_iv_candidate_for_biv): Update use.
5025 (add_iv_candidate_derived_from_uses): Update all uses.
5026 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
5027 (alloc_use_cost_map): Ditto.
5028 (set_use_iv_cost, get_use_iv_cost): Rename to ...
5029 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
5030 (determine_use_iv_cost_generic): Ditto.
5031 (determine_group_iv_cost_generic): Ditto.
5032 (determine_use_iv_cost_address): Ditto.
5033 (determine_group_iv_cost_address): Ditto.
5034 (determine_use_iv_cost_condition): Ditto.
5035 (determine_group_iv_cost_cond): Ditto.
5036 (determine_use_iv_cost): Ditto.
5037 (determine_group_iv_cost): Ditto.
5038 (set_autoinc_for_original_candidates): Update all uses.
5039 (find_iv_candidates): Update all uses. Refactor dump information.
5040 (determine_use_iv_costs): Ditto.
5041 (determine_iv_costs): Ditto.
5042 (iv_ca_cand_for_use): Rename to ...
5043 (iv_ca_cand_for_group): ... here. Update all uses.
5044 (iv_ca_add_use, iv_ca_add_group): Ditto.
5045 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
5046 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
5047 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
5048 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
5049 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
5050 (create_new_iv, adjust_iv_update_pos): Ditto.
5051 (rewrite_use_address): Delete.
5052 (rewrite_use_address_1): Rename to ...
5053 (rewrite_use_address): ... here.
5054 (rewrite_use_compare): Update all uses.
5055 (rewrite_use): Delete.
5056 (rewrite_uses): Rename to ...
5057 (rewrite_groups): ... here. Update all uses.
5058 (remove_unused_ivs, free_loop_data): Update all uses.
5059 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
5061 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5063 * rtlanal.c (nonzero_bits1): Convert preprocessor check
5064 for WORD_REGISTER_OPERATIONS to runtime check.
5066 2016-04-27 Richard Biener <rguenther@suse.de>
5069 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
5070 aggregate_value_p to determine if a function result is
5071 returned by reference.
5072 (ipa_pta_execute): Functions having their address taken are
5073 not automatically nonlocal.
5075 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5078 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5079 * fold-const.c (operand_equal_p): If flag_checking and
5080 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5081 and if it returns non-zero, assert iterative_hash_expr on both
5084 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5086 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5088 2016-04-27 Nick Clifton <nickc@redhat.com>
5091 * varasm.c (merge_weak): Generate an error if an attempt is made
5092 to convert a non-weak static function into a weak, public function.
5094 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5096 * params.def (MAX_PARTITION_SIZE): New param.
5097 * doc/invoke.texi: Document lto-max-partition.
5099 2016-04-27 Richard Biener <rguenther@suse.de>
5102 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5103 function cummulating used_from_other_partition, externally_visible
5104 and force_output from aliases.
5105 (refered_from_nonlocal_var): Likewise.
5106 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5107 node flags properly.
5109 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5111 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5112 (-Wmemset-elt-size): New item.
5114 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5117 * stor-layout.h (internal_reference_types): Delete.
5118 * stor-layout.c (reference_types_internal): Likewise.
5119 (internal_reference_types): Likewise.
5120 (layout_type) <REFERENCE_TYPE>: Adjust.
5122 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5125 * tree.h (inchash::add_expr): Add FLAGS argument.
5126 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5127 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5128 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5129 Formatting fix. Adjust recursive calls. For tcc_comparison,
5130 if swap_tree_comparison (code) is smaller than code, hash that
5131 and arguments in the other order. Hash CONVERT_EXPR the same
5132 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5133 of ADDR_EXPR of decl as the decl itself. Add or remove
5134 OEP_ADDRESS_OF from recursive flags as needed. For
5135 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5136 operands commutatively and only the third one normally.
5137 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5139 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5141 * config/rtems.h (LIB_SPEC): Add -latomic.
5143 2016-04-27 Joel Sherrill <joel@rtems.org>
5145 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5146 xilink.ld and flags not relevant to RTEMS.
5148 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5150 * toplev.c (backend_init_target): Avoid calling init_reload when using
5153 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5155 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5156 for loops rather than one for the whole function.
5158 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5160 * match.pd (X + CST CMP X): New transformation.
5162 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5164 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5165 * fold-const.c (fold_binary_loc): Remove 2 transformations
5166 superseded by match.pd.
5167 * match.pd (x+x -> x*2): Generalize to integers.
5169 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5171 * config/i386/i386.md (operation on memory peephole): Duplicate an
5172 existing peephole and adapt it to match lea rather than an operation
5175 PR rtl-optimization/57193
5176 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5178 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5180 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5182 * tree-if-conv.c (any_pred_load_store): New static variable.
5183 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5184 any_pred_load_store instead of and_mask_load_store.
5185 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5186 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5187 (combine_blocks, tree_if_conversion): Ditto.
5189 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5191 PR tree-optimization/70771
5192 PR tree-optimization/70775
5193 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5194 virtual PHI nodes. Delete parameter.
5195 (if_convertible_loop_p_1): Delete argument to above function.
5196 (predicate_all_scalar_phis): Delete code handling single-argument
5198 (tree_if_conversion): Mark and update virtual SSA.
5200 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5203 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5204 (x86_elf_aligned_common): Rename to ...
5205 (x86_elf_aligned_decl_common): ... this.
5206 Add decl arg. Switch to .lbss for largecomm object. Use
5207 LARGECOMM_SECTION_ASM_OP.
5208 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5210 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5211 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5213 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5214 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5216 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5219 * config/i386/i386.c (SECTION_LARGE): Define.
5220 (x86_64_elf_select_section): Set it for large data/bss sections.
5221 Only clear SECTION_WRITE for .lrodata.
5222 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5224 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5225 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5226 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5228 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5229 * doc/tm.texi: Regenerate.
5231 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5234 * configure.ac (--enable-checking): Document extra flag, for
5235 non-release builds default to --enable-checking=yes,extra.
5236 If misc checking and extra checking, define CHECKING_P to 2 instead
5238 * common.opt (fchecking=): Add.
5239 * doc/invoke.texi (-fchecking=): Document.
5240 * doc/install.texi: Document --enable-checking changes.
5241 * configure: Regenerated.
5242 * config.in: Regenerated.
5244 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5246 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5247 attribute instead of which_alternative.
5248 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5249 Use EXT_REX_SSE_REG_P where appropriate.
5251 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5253 * config/i386/predicates.md (const0_operand): Do not match
5254 const_wide_int code.
5255 (const1_operand): Ditto.
5257 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5259 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5260 for SSE constm1 operands and TARGET_AVX512VL.
5261 (*movti_internal): Ditto.
5262 (*mov<mode>_or): Use constm1_operand predicate.
5263 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5264 for SSE vector_all_ones operands and TARGET_AVX512VL.
5265 * config/i386/predicates.md (constm1_operand): New predicate.
5266 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5267 emission of constant -1 load.
5269 2016-04-25 Jason Merrill <jason@redhat.com>
5271 * gdbinit.in: Skip is-a.h.
5273 * attribs.c (register_scoped_attributes): Fix logic.
5274 * attribs.h: Declare register_scoped_attributes.
5276 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5278 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5279 stxvd2x and stxvw4x built-in functions.
5281 2016-04-25 DJ Delorie <dj@redhat.com>
5283 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5284 (ashrhi3): Likewise.
5285 (lshrhi3): Likewise.
5287 2016-04-25 Richard Biener <rguenther@suse.de>
5289 PR tree-optimization/70780
5290 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
5292 (compute_antic): Mark blocks with abnormal preds as visited as
5293 they have a final empty antic-in solution already.
5295 2016-04-25 Michael Collison <michael.collison@linaro.org>
5297 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
5299 2016-04-25 Michael Collison <michael.collison@linaro.org>
5301 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
5302 mode is VQI to improve mixed mode vectorization.
5303 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
5304 define_insn to match low half of signed vaddw.
5305 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
5306 define_insn to match high half of signed vaddw.
5307 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
5308 define_insn to match low half of unsigned vaddw.
5309 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
5310 define_insn to match high half of unsigned vaddw.
5311 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
5312 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5313 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
5315 (arm_simd_check_vect_par_cnst_half_p): Likewise.
5316 * config/arm/predicates.md (vect_par_constant_high): Support
5317 big endian and simplify by calling
5318 arm_simd_check_vect_par_cnst_half
5319 (vect_par_constant_low): Likewise.
5321 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5323 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
5324 predicate for operand 2.
5326 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
5327 H.J. Lu <hongjiu.lu@intel.com>
5329 * config/i386/i386-protos.h (standard_sse_constant_p): Add
5330 machine_mode argument.
5331 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
5332 constm1_rtx operands. For VOIDmode constants, get mode from
5333 pred_mode. Check mode size if the mode is supported by ABI.
5334 (standard_sse_constant_opcode): Do not use standard_constant_p.
5335 Strictly check ABI support for all-ones operands.
5336 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
5337 immediates. Update calls to standard_sse_constant_p.
5338 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
5339 (ix86_rtx_costs): Ditto.
5340 * config/i386/i386.md (*movxi_internal_avx512f): Use
5341 nonimmediate_or_sse_const_operand instead of vector_move_operand.
5342 Use (v,BC) alternative instead of (v,C). Use register_operand
5343 checks instead of MEM_P.
5344 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
5345 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
5346 isa attribute. Use register_operand checks instead of MEM_P.
5347 (*movti_internal): Use nonimmediate_or_sse_const_operand for
5348 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
5349 alternative and corresponding sse2 isa attribute.
5350 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
5351 to standard_sse_constant_p.
5352 (FP constant splitters): Ditto.
5353 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
5355 * config/i386/predicates.md (constm1_operand): Remove.
5356 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
5357 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
5358 vector_all_ones_operand instead of constm1_operand.
5360 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5362 * print-rtl.c (print_rtx_insn_vec): New function.
5363 * print-rtl.h: New prototype.
5364 * store-motion.c (struct st_expr): Make avail_stores a vector.
5365 (st_expr_entry): Adjust.
5366 (free_st_expr_entry): Likewise.
5367 (print_store_motion_mems): Likewise.
5368 (find_moveable_store): Likewise.
5369 (compute_store_table): Likewise.
5370 (delete_store): Likewise.
5371 (build_store_vectors): Likewise.
5373 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5375 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
5377 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5379 * vec.h (vec_safe_contains): New function.
5380 (vec::contains): Likewise.
5381 (vec::begin): Likewise.
5382 (vec::end): Likewise.
5384 2016-04-23 Jakub Jelinek <jakub@redhat.com>
5387 * cfgexpand.c (expand_stack_vars): Fix typo.
5389 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5391 * system.h (list, map, set, vector): Include conditionally.
5392 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
5393 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
5394 * ipa-icf.c (INCLUDE_LIST): Define.
5395 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
5396 * config/sh/sh.c (INCLUDE_VECTOR): Define.
5397 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
5398 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
5399 * cp/logic.cc (INCLUDE_LIST): Define.
5400 * fortran/trans-common.c (INCLUDE_MAP): Define.
5402 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
5404 * auto-profile.c: Remove <string.h> include.
5405 * ipa-icf-gimple.c: Remove <list> include.
5406 * diagnostic.c: Remove <new> include.
5407 * genmatch.c: Likewise.
5408 * pretty-print.c: Likewise.
5409 * toplev.c: Likewise
5410 * c/c-objc-common.c: Likewise.
5411 * cp/error.c: Likewise.
5412 * fortran/error.c: Likewise.
5414 2016-04-22 Richard Biener <rguenther@suse.de>
5416 * lto-streamer-in.c (input_ssa_names): Do not allocate
5417 GIMPLE_NOP for all SSA names.
5418 * lto-streamer-out.c (output_ssa_names): Do not output
5419 SSA names that should have been released.
5421 2016-04-22 Richard Biener <rguenther@suse.de>
5423 PR tree-optimization/70740
5424 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
5427 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
5430 * config/i386/predicates.md (call_insn_operand): Replace
5431 sibcall_memory_operand with memory_operand.
5433 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
5435 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
5436 has_single_use() tests.
5437 (register_edge_assert_for_1): Likewise.
5438 (find_assert_locations_1): Check the liveness bitmap instead of
5439 checking has_single_use().
5441 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
5444 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
5445 Extract AVX-512BW constraint from AVX.
5447 2016-04-21 Richard Biener <rguenther@suse.de>
5449 PR tree-optimization/70725
5450 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
5451 for phi_convertible_by_degenerating_args.
5452 (predicate_all_scalar_phis): Handle single-argument PHIs.
5454 2016-04-21 Richard Biener <rguenther@suse.de>
5457 * fold-const.c (fold_comparison): Return properly typed
5460 2016-04-21 Bin Cheng <bin.cheng@arm.com>
5462 PR tree-optimization/70715
5463 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5464 after expanding BASE using expand_simple_operations.
5466 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5468 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
5469 New transformations.
5471 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
5473 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
5475 2016-04-20 Jan Hubicka <jh@suse.cz>
5477 * ipa-inline.c (can_inline_edge_p): Pass caller info to
5478 ultiimate_alias_target.
5479 (update_callee_keys): Likewise.
5480 (lookup_recursive_calls): Likewise.
5481 (speculation_useful_p): Likewise.
5483 2016-04-20 Jan Hubicka <jh@suse.cz>
5486 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
5487 (set_nothrow_flag_1): ... this; handle interposition correctly;
5488 recurse on aliases and thunks.
5489 (cgraph_node::set_nothrow_flag): New.
5490 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
5491 functions compiled with non-call exceptions that binds to current
5493 (propagate_nothrow): Be safe WRT interposition.
5494 * cgraph.h (set_nothrow_flag): Update prototype.
5496 2016-04-18 Jan Hubicka <jh@suse.cz>
5498 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
5499 max_loop_iterations_int.
5500 (tree_unswitch_outer_loop): Likewise.
5502 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5504 PR tree-optimization/69489
5505 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
5506 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
5507 Revise dump message.
5508 (if_convertible_bb_p): Remove check on edge count of basic block's
5511 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5513 PR tree-optimization/56625
5514 PR tree-optimization/69489
5515 * tree-data-ref.h (DR_INNERMOST): New macro.
5516 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
5517 hashing struct innermost_loop_behavior.
5518 (ref_DR_map): Remove.
5519 (innermost_DR_map): New map.
5520 (baseref_DR_map): Revise comment.
5521 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
5522 to innermost_DR_map accroding to its innermost loop behavior.
5523 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
5524 to its innermost loop behavior.
5525 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
5526 Add initialization for innermost_DR_map. Record memory reference
5527 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
5528 have innermost loop behavior.
5529 (if_convertible_loop_p): Remove release for ref_DR_map. Release
5532 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
5534 * config/i386/i386.md (*lea<mode>_general_1): Rename from
5535 *lea_general_1. Use explicit SWI12 mode interator.
5536 (*lea<mode>_general_2): Rename from *lea_general_2.
5537 Use explicit SWI12 mode interator.
5538 (*lea<mode>_general_3): Rename from *lea_general_3.
5539 Use explicit SWI12 mode interator.
5540 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
5541 Use explicit SWI12 mode interator.
5542 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
5543 Use explicit SWI48 mode interator.
5545 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5547 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
5548 Short-cut unaligned load and store cases. Handle all integer
5550 (ix86_expand_vector_move_misalign): Short-cut unaligned load
5551 and store cases. Call ix86_avx256_split_vector_move_misalign
5552 directly without checking mode class.
5554 2016-04-20 Andrew Pinski <apinski@cavium.com>
5555 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5558 * config/aarch64/aarch64.md (sibcall): Force call
5559 address to be DImode for ILP32.
5560 (sibcall_value): Likewise.
5562 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
5564 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
5566 2016-04-20 Richard Biener <rguenther@suse.de>
5568 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
5569 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
5570 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
5571 (maybe_push_res_to_seq): Adjust.
5572 * gimple-fold.c (maybe_build_generic_op): Likewise.
5574 2016-04-20 Marek Polacek <polacek@redhat.com>
5576 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
5579 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
5581 * config/i386/sse.md (vec_unpacks_lo_hi): Always
5582 use kmovw to support AVX512F target.
5584 2016-04-20 Bin Cheng <bin.cheng@arm.com>
5586 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
5588 2016-04-20 Marek Polacek <polacek@redhat.com>
5590 PR tree-optimization/70725
5591 * tree-if-conv.c (is_false_predicate): New function.
5592 (predicate_mem_writes): Use it.
5594 2016-04-20 Richard Biener <rguenther@suse.de>
5596 PR tree-optimization/70726
5597 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
5598 shift amounts from a pattern stmt operand.
5600 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5603 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
5604 stack_restore_from_fpr pattern when restoring r15.
5605 (s390_optimize_prologue): Strip away the memory barrier in the
5606 parallel when trying to get rid of restore insns.
5607 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
5608 definition for loading the stack pointer from an FPR. Compared to
5609 the normal move insn this pattern includes a full memory barrier.
5611 2016-04-19 Jakub Jelinek <jakub@redhat.com>
5614 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
5615 implicitly linear or lastprivate iterator on the outer context.
5617 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5619 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
5621 * config/i386/i386.md (ssememalign): Removed.
5622 * config/i386/sse.md: Remove ssememalign attribute from patterns.
5624 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
5627 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
5628 const short * to __builtin_ia32_loaddquhi512_mask.
5629 (_mm512_maskz_loadu_epi16): Likewise.
5630 (_mm512_mask_storeu_epi16): Pass short * to
5631 __builtin_ia32_storedquhi512_mask.
5632 (_mm512_mask_loadu_epi8): Pass const char * to
5633 __builtin_ia32_loaddquqi512_mask.
5634 (_mm512_maskz_loadu_epi8): Likewise.
5635 (_mm512_mask_storeu_epi8): Pass char * to
5636 __builtin_ia32_storedquqi512_mask.
5637 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
5638 const double * to __builtin_ia32_loadupd512_mask.
5639 (_mm512_mask_loadu_pd): Likewise.
5640 (_mm512_maskz_loadu_pd): Likewise.
5641 (_mm512_storeu_pd): Pass double * to
5642 __builtin_ia32_storeupd512_mask.
5643 (_mm512_mask_storeu_pd): Likewise.
5644 (_mm512_loadu_ps): Pass const float * to
5645 __builtin_ia32_loadups512_mask.
5646 (_mm512_mask_loadu_ps): Likewise.
5647 (_mm512_maskz_loadu_ps): Likewise.
5648 (_mm512_storeu_ps): Pass float * to
5649 __builtin_ia32_storeups512_mask.
5650 (_mm512_mask_storeu_ps): Likewise.
5651 (_mm512_mask_loadu_epi64): Pass const long long * to
5652 __builtin_ia32_loaddqudi512_mask.
5653 (_mm512_maskz_loadu_epi64): Likewise.
5654 (_mm512_mask_storeu_epi64): Pass long long *
5655 to __builtin_ia32_storedqudi512_mask.
5656 (_mm512_loadu_si512): Pass const int * to
5657 __builtin_ia32_loaddqusi512_mask.
5658 (_mm512_mask_loadu_epi32): Likewise.
5659 (_mm512_maskz_loadu_epi32): Likewise.
5660 (_mm512_storeu_si512): Pass int * to
5661 __builtin_ia32_storedqusi512_mask.
5662 (_mm512_mask_storeu_epi32): Likewise.
5663 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
5664 char * to __builtin_ia32_storedquqi256_mask.
5665 (_mm_mask_storeu_epi8): Likewise.
5666 (_mm256_mask_loadu_epi16): Pass const short * to
5667 __builtin_ia32_loaddquhi256_mask.
5668 (_mm256_maskz_loadu_epi16): Likewise.
5669 (_mm_mask_loadu_epi16): Pass const short * to
5670 __builtin_ia32_loaddquhi128_mask.
5671 (_mm_maskz_loadu_epi16): Likewise.
5672 (_mm256_mask_loadu_epi8): Pass const char * to
5673 __builtin_ia32_loaddquqi256_mask.
5674 (_mm256_maskz_loadu_epi8): Likewise.
5675 (_mm_mask_loadu_epi8): Pass const char * to
5676 __builtin_ia32_loaddquqi128_mask.
5677 (_mm_maskz_loadu_epi8): Likewise.
5678 (_mm256_mask_storeu_epi16): Pass short * to.
5679 __builtin_ia32_storedquhi256_mask.
5680 (_mm_mask_storeu_epi16): Pass short * to.
5681 __builtin_ia32_storedquhi128_mask.
5682 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
5683 const double * to __builtin_ia32_loadupd256_mask.
5684 (_mm256_maskz_loadu_pd): Likewise.
5685 (_mm_mask_loadu_pd): Pass onst double * to
5686 __builtin_ia32_loadupd128_mask.
5687 (_mm_maskz_loadu_pd): Likewise.
5688 (_mm256_mask_storeu_pd): Pass double * to
5689 __builtin_ia32_storeupd256_mask.
5690 (_mm_mask_storeu_pd): Pass double * to
5691 __builtin_ia32_storeupd128_mask.
5692 (_mm256_mask_loadu_ps): Pass const float * to
5693 __builtin_ia32_loadups256_mask.
5694 (_mm256_maskz_loadu_ps): Likewise.
5695 (_mm_mask_loadu_ps): Pass const float * to
5696 __builtin_ia32_loadups128_mask.
5697 (_mm_maskz_loadu_ps): Likewise.
5698 (_mm256_mask_storeu_ps): Pass float * to
5699 __builtin_ia32_storeups256_mask.
5700 (_mm_mask_storeu_ps): ass float * to
5701 __builtin_ia32_storeups128_mask.
5702 (_mm256_mask_loadu_epi64): Pass const long long * to
5703 __builtin_ia32_loaddqudi256_mask.
5704 (_mm256_maskz_loadu_epi64): Likewise.
5705 (_mm_mask_loadu_epi64): Pass const long long * to
5706 __builtin_ia32_loaddqudi128_mask.
5707 (_mm_maskz_loadu_epi64): Likewise.
5708 (_mm256_mask_storeu_epi64): Pass long long * to
5709 __builtin_ia32_storedqudi256_mask.
5710 (_mm_mask_storeu_epi64): Pass long long * to
5711 __builtin_ia32_storedqudi128_mask.
5712 (_mm256_mask_loadu_epi32): Pass const int * to
5713 __builtin_ia32_loaddqusi256_mask.
5714 (_mm256_maskz_loadu_epi32): Likewise.
5715 (_mm_mask_loadu_epi32): Pass const int * to
5716 __builtin_ia32_loaddqusi128_mask.
5717 (_mm_maskz_loadu_epi32): Likewise.
5718 (_mm256_mask_storeu_epi32): Pass int * to
5719 __builtin_ia32_storedqusi256_mask.
5720 (_mm_mask_storeu_epi32): Pass int * to
5721 __builtin_ia32_storedqusi128_mask.
5722 * config/i386/i386-builtin-types.def (PCSHORT): New.
5724 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
5725 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
5726 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
5727 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
5728 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
5729 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
5730 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
5731 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
5732 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
5733 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
5734 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
5735 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
5736 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
5737 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
5738 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
5739 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
5740 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
5741 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
5742 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
5743 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
5744 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
5745 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
5746 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
5747 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
5748 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
5749 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
5750 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
5751 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
5752 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
5753 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
5754 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
5755 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
5756 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
5757 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
5758 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
5759 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
5760 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
5761 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
5762 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
5763 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
5764 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
5765 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
5766 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
5767 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
5768 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
5769 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
5770 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
5771 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
5772 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
5774 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
5775 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
5777 (ix86_expand_vector_move_misalign): Likewise.
5778 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
5779 to scalar function prototype for unaligned load/store builtins.
5780 (ix86_expand_special_args_builtin): Updated.
5781 * config/i386/sse.md (UNSPEC_LOADU): Removed.
5782 (UNSPEC_STOREU): Likewise.
5783 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
5784 (VI_ULOADSTORE_F_AVX512VL): Likewise.
5785 (ssescalarsize): Handle V4TI, V2TI and V1TI.
5786 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5787 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
5788 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
5789 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
5790 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
5791 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
5792 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
5793 (<avx512>_storedqu<mode>_mask): Likewise.
5794 (*sse4_2_pcmpestr_unaligned): Likewise.
5795 (*sse4_2_pcmpistr_unaligned): Likewise.
5796 (*mov<mode>_internal): Renamed to ...
5797 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
5798 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
5799 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
5800 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
5802 2016-04-19 Richard Biener <rguenther@suse.de>
5804 PR tree-optimization/70171
5805 * tree-ssa-phiprop.c: Include stor-layout.h.
5806 (phiprop_insert_phi): Handle the aggregate copy case.
5807 (propagate_with_phi): Likewise.
5809 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
5811 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
5812 instead of simplify_gen_subreg (... , 0).
5813 (ix86_delegitimize_address): Ditto.
5814 (ix86_split_divmod): Ditto.
5815 (ix86_split_copysign_const): Ditto.
5816 (ix86_split_copysign_var): Ditto.
5817 (ix86_expand_args_builtin): Ditto.
5818 (ix86_expand_round_builtin): Ditto.
5819 (ix86_expand_special_args_builtin): Ditto.
5820 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
5821 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
5822 (udivmodqi4): Ditto.
5823 (absneg splitters): Ditto.
5824 (*jcc_bt<mode>_1): Ditto.
5826 2016-04-19 Richard Biener <rguenther@suse.de>
5828 PR tree-optimization/70724
5829 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
5830 restoring out from ...
5831 (free_scc_vn): ... here.
5832 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
5833 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
5835 (pass_fre::execute): Restore SSA info.
5837 2016-04-19 Richard Biener <rguenther@suse.de>
5839 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
5840 * gimple-walk.c (walk_gimple_op): Initialize it.
5841 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
5842 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
5843 remapping SSA names of defs.
5844 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
5847 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
5850 * lra-constraints.c (equiv_substition_p): New.
5851 (process_alt_operands): Use it.
5852 (swap_operands): Swap it.
5853 (curr_insn_transform): Update it.
5855 2016-04-18 Michael Matz <matz@suse.de>
5857 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
5858 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5859 * tree-core.h (tree_type_common.align): Use bit-field.
5860 (tree_type_common.spare): New.
5861 (tree_decl_common.off_align): Make smaller.
5862 (tree_decl_common.align): Use bit-field.
5864 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
5865 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
5866 (scan_sharing_clauses): Ditto.
5867 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5868 (omp_finish_file): Ditto.
5869 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
5870 (layout_decl): Ditto.
5871 (relayout_decl): Ditto.
5872 (finalize_record_size): Use SET_TYPE_ALIGN.
5873 (finalize_type_size): Ditto.
5874 (finish_builtin_struct): Ditto.
5875 (layout_type): Ditto.
5876 (initialize_sizetypes): Ditto.
5877 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
5878 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
5879 (lookup_field_for_decl): Use SET_DECL_ALIGN.
5880 (get_chain_field): Ditto.
5881 (get_trampoline_type): Ditto.
5882 (get_nl_goto_field): Ditto.
5883 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
5885 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
5886 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
5887 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
5888 (build_qualified_type): Use SET_TYPE_ALIGN.
5889 (build_aligned_type, build_range_type_1): Ditto.
5890 (build_atomic_base): Ditto.
5891 (build_common_tree_nodes): Ditto.
5892 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
5893 (expand_one_stack_var_at): Ditto.
5894 * coverage.c (build_var): Use SET_DECL_ALIGN.
5895 * except.c (init_eh): Ditto.
5896 * function.c (assign_parm_setup_block): Ditto.
5897 * symtab.c (increase_alignment_1): Ditto.
5898 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
5899 * tree-vect-stmts.c (ensure_base_align): Ditto.
5900 * varasm.c (align_variable): Ditto.
5901 (assemble_variable): Ditto.
5902 (build_constant_desc): Ditto.
5903 (output_constant_def_contents): Ditto.
5905 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
5906 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
5907 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
5908 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
5909 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
5911 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
5914 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
5915 replace %vmovsd with "%vmovq".
5916 (vec_concatv2df): Likewise.
5918 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
5920 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
5921 (*vec_extractv2si_0): Ditto.
5922 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
5923 (zero_extended_scalar_load_operand splitters): Ditto.
5924 (vec_extract splitters): Ditto.
5925 (*vec_extractv4si_0_zext): Ditto.
5926 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
5928 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
5929 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
5930 (*sse4_1_extractps): Use lowpart_subreg.
5931 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
5933 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5935 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
5937 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
5938 Mention Solaris 11 packaging changes.
5939 Update gas and gld requirements.
5940 Remove reference to pre-Solaris 10 bug.
5941 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
5943 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
5946 2016-04-17 Jan Hubicka <jh@suse.cz>
5948 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
5949 max_loop_iterations_int.
5951 2016-04-18 Richard Biener <rguenther@suse.de>
5953 PR tree-optimization/43434
5954 * tree-ssa-structalias.c (struct vls_data): New.
5955 (visit_loadstore): Handle all pointer-based accesses.
5956 (compute_dependence_clique): Compute a bitmap of restrict tags
5957 assigned bases and pass it to visit_loadstore.
5959 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
5962 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
5963 armv8.1-a and armv8.1-a+crc.
5965 2016-04-18 Richard Biener <rguenther@suse.de>
5967 PR tree-optimization/70701
5968 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
5969 references after translating through a memcpy.
5971 2016-04-18 Richard Biener <rguenther@suse.de>
5973 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
5974 (compute_antic): ... here. For partial antic use regular
5975 postorder and scrap iteration.
5976 (compute_partial_antic_aux): Remove unused return value.
5977 (init_pre): Do not allocate postorder.
5978 (fini_pre): Do not free postorder.
5980 2016-04-18 Richard Biener <rguenther@suse.de>
5983 * expmed.c (extract_bit_field_1): Remove broken case
5984 using a wider MODE_INT mode.
5986 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
5988 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
5989 unless compiling with at least GCC-4.8.
5991 2016-04-17 Jan Hubicka <jh@suse.cz>
5994 * graphite.c (graphite_finalize): Update call to
5995 tree_estimate_probability.
5996 * predict.h (tree_estimate_probability): Update prototype.
5998 2016-04-17 Jan Hubicka <jh@suse.cz>
6000 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
6001 (tree_estimate_probability): Likewise.
6002 (pass_profile::execute): Update.
6003 (report_predictor_hitrates): New function.
6004 * profile.c (compute_branch_probabilities): Use it.
6005 * predict.h (report_predictor_hitrates): Declare.
6007 2016-04-17 Jan Hubicka <jh@suse.cz>
6010 * cgraph.h (cgraph_node::set_const_flag,
6011 cgraph_node::set_pure_flag): Update prototype to return bool;
6013 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
6014 of interposable symbol are interposable, too.
6015 (cgraph_set_const_flag_1): Rename to ...
6016 (set_const_flag_1): ... this one; change to self recursive function
6017 instead of call_for_symbol_thunks_and_aliases. Handle correctly
6018 clearnig the flag in all variants and also virtual thunks of const
6019 functions are pure; track if any change was done.
6020 (cgraph_node::set_const_flag): Update.
6021 (struct set_pure_flag_info): New struct.
6022 (cgraph_set_pure_flag_1): Rename to ...
6023 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
6024 rather than pointer encoded flags; track if any changes was done;
6025 handle correctly clearning flag and setting flag of aliases already
6027 (cgraph_node::set_pure_flag): Update.
6028 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
6030 2016-04-17 Tom de Vries <tom@codesourcery.com>
6033 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
6036 2016-04-17 Tom de Vries <tom@codesourcery.com>
6038 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
6039 '{}<> ' as escape-for-record.
6041 2016-04-17 Tom de Vries <tom@codesourcery.com>
6043 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
6046 2016-04-17 Tom de Vries <tom@codesourcery.com>
6049 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
6050 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
6051 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
6052 * passes.c (finish_optimization_passes): Only call
6053 finish_graph_dump_file if dfi->graph_dump_initialized.
6054 (execute_function_dump, pass_init_dump_file): Use
6055 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
6057 2016-04-17 Tom de Vries <tom@codesourcery.com>
6059 PR tree-optimization/70256
6060 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
6061 (debug_varmap): New function.
6063 2016-04-17 Tom de Vries <tom@codesourcery.com>
6066 * passes.c (pass_manager::register_pass): Propagate pflags.
6068 2016-04-17 Tom de Vries <tom@codesourcery.com>
6071 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
6072 * passes.c (pass_manager::pass_manager): Declare and init p_start in
6073 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
6074 check if it's equal to p_start.
6075 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6077 2016-04-15 Jan Hubicka <jh@suse.cz>
6080 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6081 function does not bind to current def.
6082 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6083 handle conservatively calls to functions that does not need to bind
6085 (check_call): Update call of worse_state.
6086 (ignore_edge_for_nothrow): Update.
6087 (ignore_edge_for_pure_const): Likewise.
6088 (propagate_pure_const): Update calls to worse_state.
6089 (skip_function_for_local_pure_const): Reformat comments.
6091 2016-04-15 Jan Hubicka <jh@suse.cz>
6094 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6095 (cgraph_node::function_symbol): Likewise.
6096 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6097 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6098 (symtab_node::ultimate_alias_target): Add REF parameter.
6099 (symtab_node::binds_to_current_def_p): Declare.
6100 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6101 (cgraph_node::function_symbol): Likewise.
6102 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6103 (cgraph_node::get_availability): Likewise.
6104 (cgraph_edge::binds_to_current_def_p): New inline function.
6105 (varpool_node::get_availability): Add REF parameter.
6106 (varpool_node::ultimate_alias_target): Likewise.
6107 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6108 (symtab_node::binds_to_current_def_p): Likewise.
6109 * varpool.c (varpool_node::get_availability): Likewise.
6111 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6114 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6115 Fix mode size check.
6117 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6119 * BASE-VER: Set to 7.0.0.
6121 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6123 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6125 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6127 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6128 architecture revisions.
6130 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6132 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6133 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6134 * config/i386/i386.md (stack decrement to push peepholes): Guard
6135 with !x86_using_red_zone ().
6137 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6140 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6141 to dump_generic_node.
6142 (NIY): Pass also flags to do_niy.
6144 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6146 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6147 (simd_clone_vector_of_formal_parm_types)
6148 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6149 (simd_clone_mangle, simd_clone_create)
6150 (simd_clone_adjust_return_type, create_tmp_simd_array)
6151 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6152 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6153 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6154 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6155 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6156 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6157 * omp-simd-clone.c: ... this new file.
6158 (simd_clone_vector_of_formal_parm_types): Make it static.
6159 * Makefile.in (OBJS): Add omp-simd-clone.o.
6161 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6164 * config/i386/sse.md: Use proper memory operand modifiers.
6167 2016-04-15 Richard Biener <rguenther@suse.de>
6168 Alan Modra <amodra@gmail.com>
6170 PR tree-optimization/70130
6171 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6172 when alignment stays not the same and no not use the realign
6175 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6178 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6179 direct move handlers for KFmode. Change TFmode handlers test from
6180 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6182 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6185 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6186 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6187 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6188 * tree-ssa-live.c (remove_unused_scope_block_p): When
6189 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6190 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6191 block_ultimate_origin is FUNCTION_DECL.
6192 (remove_unused_locals): If current_function_decl is
6193 polymorphic_ctor_dtor_p, pass initial true to
6194 remove_unused_scope_block_p' is_ctor_dtor_block.
6196 2016-04-14 Martin Sebor <msebor@redhat.com>
6201 * doc/extend.texi (Variable Length): Revert.
6203 2016-04-14 Marek Polacek <polacek@redhat.com>
6204 Jan Hubicka <hubicka@ucw.cz>
6207 * tree.c (verify_type): Disable the canonical type of main variant
6210 2016-04-14 Jason Merrill <jason@redhat.com>
6212 * cfgexpand.c, expr.c: Revert previous change.
6214 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6217 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6218 when building a mem ref for the incoming reduction variable.
6220 2016-04-14 Richard Biener <rguenther@suse.de>
6222 PR tree-optimization/70614
6223 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6224 loop if the evolution dropped to chrec_dont_know.
6225 (interpret_condition_phi): Likewise.
6227 2016-04-14 Richard Biener <rguenther@suse.de>
6229 PR tree-optimization/70623
6230 * tree-ssa-pre.c (changed_blocks): Make global ...
6231 (compute_antic): ... local here. Move and fix worklist
6232 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6233 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6234 worklist handling, dump when ANTIC_IN changed.
6235 (compute_partial_antic_aux): Remove worklist handling.
6236 (init_pre): Do not compute post dominators. Add a comment about
6237 the CFG order chosen.
6238 (fini_pre): Do not free post dominators.
6240 2016-04-13 Martin Sebor <msebor@redhat.com>
6245 * doc/extend.texi (Variable Length): Document C++ specifics.
6247 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6250 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6251 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6252 eh edges have been purged.
6255 * tree-sra.c (create_access_replacement,
6256 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6258 * tree-pretty-print.c (dump_fancy_name): New function.
6259 (dump_decl_name, dump_generic_node): Use it.
6261 2016-04-13 Jason Merrill <jason@redhat.com>
6263 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6264 * expr.c (expand_expr_real_1): Likewise.
6266 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6268 * config/i386/i386.md (kunpckhi): Swap operands.
6269 (kunpcksi): Likewise.
6270 (kunpckdi): Likewise.
6271 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6272 (vec_pack_trunc_<mode>): Likewise.
6274 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6277 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6280 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6281 gimplification turns some element into non-constant.
6284 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6285 * explow.c (convert_memory_address_addr_space_1): No longer static,
6286 add NO_EMIT argument and don't call convert_modes if true, pass
6287 it down recursively, remove break after return.
6288 (convert_memory_address_addr_space): Adjust caller.
6289 * simplify-rtx.c (simplify_unary_operation_1): Call
6290 convert_memory_address_addr_space_1 instead of convert_memory_address,
6291 if it returns NULL, don't simplify.
6293 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
6296 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
6298 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6300 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6301 Bump the upper SIMDLEN limits, so that if the return type or
6302 characteristic type if the return type is void can be passed in
6303 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
6306 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6309 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
6310 Do not use "=" constraint on an input constraint.
6311 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6312 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6313 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
6314 generates (neg (abs ...)) instead of (abs ...).
6316 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6318 PR rtl-optimization/70596
6319 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
6320 just invalidate LRA data and reset them. Adjust dump wording.
6322 2016-04-12 Martin Liska <mliska@suse.cz>
6325 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6327 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6329 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6330 max_loop_iterations_int.
6331 (tree_unswitch_outer_loop): Likewise.
6332 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6333 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6335 2016-04-12 Tom de Vries <tom@codesourcery.com>
6337 PR tree-optimization/68756
6338 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
6339 instead of new_name.
6341 2016-04-12 Jakub Jelinek <jakub@redhat.com>
6343 PR tree-optimization/70602
6344 * tree-sra.c (generate_subtree_copies): Don't write anything into
6345 constant pool decls.
6347 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
6348 regardless whether there are depend clauses or not.
6350 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6353 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
6354 target attribute and pragma from changing the -mfloat128
6355 and -mfloat128-hardware options.
6357 * doc/extend.texi (Additional Floating Types): Document PowerPC
6358 __float128 restrictions.
6360 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6363 * config/aarch64/driver-aarch64.c
6364 (aarch64_get_extension_string_for_isa_flags): New.
6365 (arch_extension): Rename to...
6366 (aarch64_arch_extension): ...This.
6367 (ext_to_feat_string): Rename to...
6368 (aarch64_extensions): ...This.
6369 (aarch64_core_data): Keep track of architecture extension flags.
6370 (cpu_data): Rename to...
6371 (aarch64_cpu_data): ...This.
6372 (aarch64_arch_driver_info): Keep track of architecture extension
6374 (get_arch_name_from_id): Rename to...
6375 (get_arch_from_id): ...This, change return type.
6376 (host_detect_local_cpu): Update and reformat for renames, handle
6377 extensions through common infrastructure.
6379 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6382 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
6383 track of a canonical flag name.
6384 (all_extensions): Likewise.
6385 (arch_to_arch_name): Also track extension flags enabled by the arch.
6386 (all_architectures): Likewise.
6387 (aarch64_parse_extension): Move to here.
6388 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
6390 (aarch64_rewrite_selected_cpu): Update for above change.
6391 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
6392 are handled, such that the single explicit value enabled by an
6393 extension is kept seperate from the implicit values it also enables.
6394 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
6396 (aarch64_parse_extension): New.
6397 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
6398 here to config/aarch64/aarch64-protos.h.
6399 (aarch64_parse_extension): Move from here to
6400 common/config/aarch64/aarch64-common.c.
6401 (aarch64_option_print): Update.
6402 (aarch64_declare_function_name): Likewise.
6403 (aarch64_start_file): Likewise.
6404 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
6405 the canonical flag for extensions.
6406 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
6409 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
6411 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
6414 2016-04-09 Tom de Vries <tom@codesourcery.com>
6416 PR tree-optimization/68953
6417 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
6418 first to last subscript.
6420 2016-04-09 Jakub Jelinek <jakub@redhat.com>
6422 PR tree-optimization/70586
6423 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
6426 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
6430 PR tree-optimization/70373
6434 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
6435 clauses for acc parallel reductions as necessary. Error on those
6437 * omp-low.c (scan_sharing_clauses): Don't install variables which
6438 are used in acc parallel reductions.
6439 (lower_rec_input_clauses): Remove dead code.
6440 (lower_oacc_reductions): Add support for reference reductions.
6441 (lower_reduction_clauses): Remove dead code.
6442 (lower_omp_target): Don't remap variables appearing in acc parallel
6444 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
6446 2016-04-08 Jakub Jelinek <jakub@redhat.com>
6449 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
6450 with multiple SSA_NAME defs, force the outputs other than first
6451 to be live before calling live_track_process_def on each output.
6453 PR rtl-optimization/70574
6454 * fwprop.c (forward_propagate_and_simplify): Don't add
6455 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
6456 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
6457 paradoxical subregs within *loc.
6459 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
6461 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
6462 -ftree-parallelize-loops={0,1}.
6463 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
6464 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
6465 * config/ia64/hpux.h (LIB_SPEC): Likewise.
6466 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
6467 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
6469 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
6472 * asan.c (instrument_derefs): If we get unknown location, extract it
6474 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
6476 2016-04-08 Tom de Vries <tom@codesourcery.com>
6478 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
6479 implicit firstprivate clause.
6481 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6484 * config/arm/thumb2.md (tst + branch-> lsls + branch
6485 peephole below *orsi_not_shiftsi_si): Require that condition
6486 register is dead after the peephole.
6487 (second peephole after the above): Likewise.
6489 2016-04-08 Alan Modra <amodra@gmail.com>
6492 * builtins.c (fold_builtin_classify): For IBM extended precision,
6493 look at just the high-order double to test for NaN.
6494 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
6495 test just the high double for Inf but both doubles for subnormal
6498 2016-04-07 Jakub Jelinek <jakub@redhat.com>
6500 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
6501 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
6502 node->simdclone->mask_mode != VOIDmode masks.
6503 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
6504 earlier, use it instead of node->simdclone.
6505 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6506 Set clonei->mask_mode.
6508 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6511 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
6512 Pass it through to cp_parser_already_scoped_statement.
6513 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
6514 it through to cp_parser_statement.
6515 (cp_parser_statement): Pass IF_P through to
6516 cp_parser_iteration_statement.
6517 (cp_parser_pragma): Adjust call to
6518 cp_parser_iteration_statement.
6520 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
6523 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
6524 resolve a future -Wparentheses warning.
6525 * omp-low.c (scan_sharing_clauses): Likewise.
6526 * tree-parloops.c (eliminate_local_variables): Likewise.
6528 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
6530 PR rtl-optimization/70398
6531 * lra-constraints.c (process_address_1): Check zero scale and code
6532 for reloading with zero scale.
6534 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
6536 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
6537 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
6539 2016-04-06 Jakub Jelinek <jakub@redhat.com>
6541 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
6542 Add support for AVX512F clones, include them by default for
6543 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
6544 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
6548 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
6549 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
6550 firstprivate clauses.
6551 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
6552 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
6553 (lower_omp_target): Set TREE_NO_WARNING for
6554 non-addressable possibly uninitialized vars which are copied into
6555 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
6557 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
6559 * config/pa/predicates.md (integer_store_memory_operand): Accept
6560 REG+D operands with a large offset when reload_in_progress is true.
6561 (floating_point_store_memory_operand): Likewise.
6563 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6566 * match.pd (nested int casts): Limit to GIMPLE.
6568 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
6571 * ipa-devirt.c (maybe_record_node): Fix comment; use
6572 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
6574 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6576 PR rtl-optimization/70542
6577 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
6578 if there are any uses other than insn or debug insns.
6580 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
6581 Jakub Jelinek <jakub@redhat.com>
6583 PR tree-optimization/70509
6584 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
6585 Shift HOST_WIDE_INT_1U instead of 1.
6587 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
6589 PR tree-optimization/70509
6590 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
6591 of the vector base type for index.
6593 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
6596 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
6598 2016-04-05 Richard Biener <rguenther@suse.de>
6600 PR tree-optimization/70526
6601 * tree-sra.c (build_ref_for_offset): Use prev_base to
6602 extract the alias pointer type.
6604 2016-04-05 Richard Biener <rguenther@suse.de>
6606 * dse.c (struct store_info): Remove alias_set member.
6607 (struct read_info_type): Likewise.
6608 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
6609 spill_deleted, clear_alias_set_lookup): Remove.
6610 (get_group_info): Remove dead base == NULL_RTX case.
6611 (dse_step0): Remove initialization of removed variables.
6612 (delete_dead_store_insn): Reomve alias set dumping.
6613 (free_read_records): Remove alias_set handling.
6614 (canon_address): Remove alias_set_out parameter.
6615 (record_store): Remove spill_alias_set, it's always zero.
6616 (check_mem_read_rtx): Likewise.
6617 (dse_step2): Rename from ...
6618 (dse_step2_nospill): ... this. Adjust.
6619 (scan_stores): Rename from ...
6620 (scan_stores_nospill): ... this.
6621 (scan_reads): Rename from ...
6622 (scan_reads_nospill): ... this.
6623 (scan_stores_spill, scan_reads_spill): Remove.
6624 (dse_step3_scan): Remove for_spills argument which is always false.
6625 (dse_step3): Likewise.
6626 (dse_step5): Rename from ...
6627 (dse_step5_nospill): ... this. Remove alias_set handling.
6628 (rest_of_handle_dse): Adjust.
6630 2016-04-05 Jakub Jelinek <jakub@redhat.com>
6633 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
6634 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
6635 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
6636 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
6638 2016-04-05 Richard Biener <rguenther@suse.de>
6641 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
6642 non-register type temporaries into SSA.
6644 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
6647 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
6648 calls when sanitizing.
6649 (possible_polymorphic_call_target_p): Fix formatting.
6651 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6652 Jakub Jelinek <jakub@redhat.com>
6655 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
6656 to ensure a call statement is compatible with a built-in's
6658 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
6661 2016-04-04 Richard Biener <rguenther@suse.de>
6663 PR rtl-optimization/70484
6664 * rtl.h (canon_output_dependence): Declare.
6665 * alias.c (canon_output_dependence): New function.
6666 * dse.c (record_store): Use canon_output_dependence rather
6667 than canon_true_dependence.
6669 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6672 * cgraph.h (symtab_node::copy_visibility_from): New function.
6673 * symtab.c (symtab_node::copy_visibility_from): New function.
6674 * ipa-visibility.c (optimize_weakref): New function.
6675 (function_and_variable_visibility): Use it.
6677 2016-04-04 Martin Liska <mliska@suse.cz>
6680 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
6681 value that is really in range handled by SBR instruction.
6682 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
6683 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
6684 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
6686 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
6690 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
6691 set, but not for SP_REG operands.
6693 2016-04-02 Martin Sebor <msebor@redhat.com>
6696 * fold-const.c (maybe_nonzero_address): New function.
6697 (fold_comparison): Call it. Fold equality and relational
6698 expressions involving null pointers.
6699 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
6701 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
6703 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
6704 the "Y" constraint (scalar FP 0.0 immediate).
6706 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
6707 Add the "const_double" to the list of operand constraints.
6709 2016-04-01 Jakub Jelinek <jakub@redhat.com>
6711 PR rtl-optimization/70467
6712 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
6713 If low word of the last operand is 0, just emit addition/subtraction
6716 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6719 * config/s390/s390.c (s390_expand_insv): Check for everything
6720 constant instead of just VOIDmode stuff.
6722 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6725 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
6727 2016-04-01 Nathan Sidwell <nathan@acm.org>
6729 * tree.def (TRY_CATCH_EXPR): Correct documentation.
6731 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
6733 PR rtl-optimization/70461
6734 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
6737 2016-03-31 Martin Liska <mliska@suse.cz>
6740 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
6741 a tree value or an immediate integer value to a buffer
6742 that is eventually copied to a BRIG section.
6743 (emit_immediate_operand): Call the function here.
6744 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
6745 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
6746 of class' fields that are removed.
6747 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
6748 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
6749 m_brig_repr_size fields.
6751 2016-03-31 Martin Liska <mliska@suse.cz>
6754 * hsa-gen.c (hsa_function_representation::update_dominance): New
6756 (convert_addr_to_flat_segment): Likewise.
6757 (gen_hsa_memory_set): New alignment argument.
6758 (gen_hsa_ctor_assignment): Likewise.
6759 (gen_hsa_insns_for_single_assignment): Provide alignment
6760 to gen_hsa_ctor_assignment.
6761 (gen_hsa_insns_for_direct_call): Add new argument.
6762 (expand_lhs_of_string_op): New function.
6763 (expand_string_operation_builtin): Likewise.
6764 (expand_memory_copy): New function.
6765 (expand_memory_set): New function.
6766 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
6767 (convert_switch_statements): Change signature.
6768 (generate_hsa): Use a return value of the function.
6769 (pass_gen_hsail::execute): Do not call
6770 convert_switch_statements here.
6771 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
6772 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
6773 (hsa_function_representation::update_dominance): New function.
6775 2016-03-31 Martin Liska <mliska@suse.cz>
6778 * hsa-brig.c (emit_directive_variable): Emit alignment
6779 according to hsa_symbol::m_align.
6780 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
6781 (dump_hsa_symbol): Dump alignment of HSA symbols.
6782 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
6783 (gen_hsa_addr_with_align): New function.
6784 (hsa_bitmemref_alignment): Use newly added function.
6785 (gen_hsa_insns_for_load): Likewise.
6786 (gen_hsa_insns_for_store): Likewise.
6787 (gen_hsa_memory_copy): New argument added.
6788 (gen_hsa_insns_for_single_assignment): Respect
6789 alignment for assignments processed via gen_hsa_memory_copy.
6790 (gen_hsa_insns_for_direct_call): Likewise.
6791 (gen_hsa_insns_for_return): Likewise.
6792 (gen_function_def_parameters): Set default alignment.
6793 * hsa.c (hsa_object_alignment): New function.
6794 (hsa_byte_alignment): Pasted function.
6795 * hsa.h (hsa_symbol::m_align): New field.
6797 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6799 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
6800 scratch field for goto case.
6802 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
6804 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
6806 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
6809 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
6810 (scalar_chain::convert_insn): Call convert_op for reg
6811 moves to handle undefined registers.
6813 2016-03-31 Nathan Sidwell <nathan@acm.org>
6816 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
6817 Assert we don't want to move backwards.
6819 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
6822 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
6824 2016-03-31 Jakub Jelinek <jakub@redhat.com>
6826 PR rtl-optimization/70460
6827 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
6828 with operand from REG_LABEL_OPERAND, instead substitute
6829 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
6830 Don't do anything for REG_NON_LOCAL_GOTO jumps.
6832 2016-03-31 Martin Liska <mliska@suse.cz>
6834 * passes.c (execute_one_pass): Do not call
6835 todo_after for a discarded function.
6837 2016-03-31 Bin Cheng <bin.cheng@arm.com>
6839 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
6840 (no_cost, infinite_cost): Initialize the new field.
6841 (get_computation_cost_at): Record setup cost.
6842 (determine_use_iv_cost_address): Skip cost computation for sub
6843 uses if we can estimate it without losing accuracy.
6845 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
6847 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
6849 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6850 max_loop_iterations_int.
6851 (tree_unswitch_outer_loop): Likewise.
6852 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
6853 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6855 2016-03-30 Richard Biener <rguenther@suse.de>
6858 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
6860 2016-03-30 Jakub Jelinek <jakub@redhat.com>
6863 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
6864 in gen_blendm expander.
6866 2016-03-30 Nick Clifton <nickc@redhat.com>
6869 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
6870 case where we are already provided with an SImode SUBREG.
6872 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
6875 * config/i386/i386.c (ix86_expand_epilogue): Properly check
6876 conflict between DRAP register and __builtin_eh_return.
6878 2016-03-30 Michael Matz <matz@suse.de>
6879 Richard Biener <rguenther@suse.de>
6882 * ipa-polymorphic-call.c (struct type_change_info): Change
6883 speculative to an unsigned allowing to limit the work we do.
6884 (csftc_abort_walking_p): New inline function..
6885 (check_stmt_for_type_change): Limit the number of may-defs
6886 skipped for speculative devirtualization to
6887 max-speculative-devirt-maydefs.
6888 * params.def (max-speculative-devirt-maydefs): New param.
6889 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
6891 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
6894 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
6897 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
6899 PR tree-optimization/59124
6900 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
6901 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
6903 2016-03-29 Jeff Law <law@redhat.com>
6905 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
6907 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6909 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
6912 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
6914 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
6915 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
6916 gcrt0.o if linking dynamically.
6918 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
6921 * ipa-devirt.c (methods_equal_p): New function.
6922 (compare_virtual_tables): Use it.
6923 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
6924 * cgraphclones.c (clone_function_name_1): Use
6925 symbol_table::symbol_suffix_separator.
6926 * coverage.c (build_var): Likewise.
6927 * symtab.c (symbol_table::symbol_suffix_separator): New.
6929 2016-03-29 Jakub Jelinek <jakub@redhat.com>
6931 PR rtl-optimization/70429
6932 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
6933 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
6934 mode != result_mode.
6937 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
6939 PR tree-optimization/70405
6940 * ssa-iterators.h (num_imm_uses): Add missing braces.
6942 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
6944 PR rtl-optimization/68695
6945 * ira-color.c (allocno_copy_cost_saving): New.
6946 (improve_allocation): Use it.
6948 2016-03-29 Richard Henderson <rth@redhat.com>
6951 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
6953 2016-03-29 Richard Biener <rguenther@suse.de>
6956 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
6957 use alignment returned by get_pointer_alignment_1 if it is
6958 bigger than BITS_PER_UNIT.
6959 * builtins.c (get_pointer_alignment_1): Do not return true
6960 for alignment extracted from SSA info.
6962 2016-03-28 James Bowman <james.bowman@ftdichip.com>
6964 * config/ft32/ft32.opt (mnodiv): New.
6965 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
6966 * doc/invoke.texi (FT32 Options -mnodiv): New.
6968 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
6971 * config/i386/i386.md (define_split, andn): Fix modes.
6973 2016-03-26 Richard Biener <rguenther@suse.de>
6974 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6977 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
6979 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
6980 as 2nd argument to cl_optimization_restore().
6982 2016-03-25 Richard Henderson <rth@redhat.com>
6985 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
6986 * config/aarch64/aarch64-protos.h: Declare it.
6987 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
6989 2016-03-25 Alan Modra <amodra@gmail.com>
6992 * config/rs6000/constraints.md (j): Simplify.
6993 * config/rs6000/predicates.md (easy_fp_constant): Exclude
6995 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
6996 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
6997 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
6998 in all constraint alternatives.
6999 (movtd_64bit_nodm): Delete "j" constraint alternative.
7001 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7003 * tree-ssa-propagate.c: Enhance docs for
7004 SSA_PROP_NOT_INTERESTING.
7006 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7008 * doc/extend.texi: Fix typo in documentation to pure attribute.
7010 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
7013 * config/pa/pa.md (bswapdi2): Use a scratch register.
7015 2016-03-24 Richard Henderson <rth@redhat.com>
7018 * fold-const.c (extract_muldiv_1): Correct test for multiplication
7021 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
7023 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
7024 using ix86_expand_binary_operator instead of gen_andsi3.
7026 2016-03-24 Richard Biener <rguenther@suse.de>
7028 PR tree-optimization/70396
7029 * tree-vect-stmts.c (vectorizable_comparison): Use
7030 get_vectype_for_scalar_type.
7032 2016-03-24 Richard Biener <rguenther@suse.de>
7035 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
7036 with register bases.
7038 2016-03-24 Richard Biener <rguenther@suse.de>
7040 PR tree-optimization/70372
7041 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
7042 build_all_ones_cst to also handle vector types correctly.
7044 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7047 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
7050 2016-03-23 Marek Polacek <polacek@redhat.com>
7053 * doc/invoke.texi: Document -Wignored-attributes.
7055 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7057 PR tree-optimization/69042
7058 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
7059 parameter from 30 to 40.
7061 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7063 PR tree-optimization/69042
7064 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
7065 for use with constant offset stripped in base.
7067 2016-03-23 Richard Biener <rguenther@suse.de>
7070 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
7071 mode compatibility check.
7072 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7074 2016-03-23 Jeff Law <law@redhat.com>
7076 PR tree-optimization/64058
7077 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7079 (struct ssa_conflicts): Move up earlier in the file.
7080 (conflicts_, var_map_): New static variables.
7081 (initialize_conflict_count): New function to initialize the
7082 CONFLICT_COUNT field for each conflict pair.
7083 (compare_pairs): Lazily initialize the conflict count and use it
7084 as the first tie-breaker.
7085 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7086 and wipe conflicts_ and map_ around the call to qsort. Remove
7087 special case for 2 coalesce pairs.
7088 * bitmap.c (bitmap_count_unique_bits): New function.
7089 (bitmap_count_bits_in_word): New function, extracted from
7091 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7092 * bitmap.h (bitmap_count_unique_bits): Declare it.
7094 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7097 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7098 transparent alias chain for decl assembler name.
7099 * config/sol2.c (solaris_assemble_visibility): Likewise.
7101 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7103 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7105 (v10_fdivs): Likewise.
7106 (v10_fdivd): Likewise.
7108 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7111 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7112 to not call fclose twice on file.
7114 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7116 PR tree-optimization/70354
7117 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7118 oprnd0 is wider than oprnd1 and there is a cast from the wider
7119 type to oprnd1, mask it with the mask of the narrower type.
7122 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7123 Optimize TARGET_STV splitters, if high or low word of last argument
7126 2016-03-22 Jeff Law <law@redhat.com>
7129 tree-ssa-threadbackward.c
7130 (fsm_find_control_statement_thread_paths): Correctly distinguish
7131 between old style jump threads vs FSM jump threads.
7133 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7136 * config/i386/i386.c (scalar_chain::convert_op): Support
7137 uninitialized register usage case.
7139 2016-03-22 Richard Biener <rguenther@suse.de>
7142 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7144 (capture::gen_transform): ... to change behavior when substituting
7145 a condition into cond or not-cond expr context.
7146 (dt_simplify::gen_1): Adjust.
7147 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7148 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7149 last change and instead change to
7150 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7151 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7153 2016-03-22 Anthony Green <green@moxielogic.com>
7155 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7156 issue for moxiebox targets.
7157 (CC1PLUS_SPEC): Ditto.
7159 2016-03-22 Richard Biener <rguenther@suse.de>
7162 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7165 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7167 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7169 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7172 * config/i386/i386.c (def_builtin): Handle
7173 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7175 (const struct builtin_description bdesc_special_args[]):
7176 Remove duplicate ISA bits.
7178 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7181 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7182 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7183 in a way that works also for AVX512BW.
7186 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7187 instead of source if operands[1] is xmm16 and above and
7188 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7189 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7192 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7193 on assign if (*from_p) is a comparison, set it to
7194 TREE_NO_WARNING (*from_p).
7196 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7199 * lra.c (restore_scratches): Ignore deleted insns.
7201 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7202 Jakub Jelinek <jakub@redhat.com>
7204 PR tree-optimization/70317
7205 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7208 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7211 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7212 of ix86_expand_move.
7214 (movti): Use general_operand for operand 1 predicate.
7216 2016-03-21 Martin Liska <mliska@suse.cz>
7218 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7220 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7222 2016-03-21 Martin Liska <mliska@suse.cz>
7225 * ipa-icf.c (sem_function::parse): Skip static
7226 constructors and destructors.
7228 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7231 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7232 function-like macro, peek following token(s) if it is followed
7233 by CPP_OPEN_PAREN token with optional padding in between, and
7234 if not, don't treat it like a macro.
7236 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7237 Alexander Monakov <amonakov@ispras.ru>
7239 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7240 for the stabs debug format.
7242 2016-03-21 Richard Biener <rguenther@suse.de>
7244 PR tree-optimization/70310
7245 * tree-vect-generic.c (expand_vector_condition): Fold the built
7248 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7251 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7252 Block third alternative for AVX-512VL target,
7254 2016-03-21 Martin Liska <mliska@suse.cz>
7257 * hsa-brig.c (emit_function_directives): Mark unemitted
7258 global variables for emission.
7259 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7260 (get_symbol_for_decl): Likewise.
7261 * hsa.h (struct hsa_symbol): New flag.
7263 2016-03-21 Richard Biener <rguenther@suse.de>
7265 PR tree-optimization/70288
7266 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7267 we do not estimate unsimplified all-constant conditionals or
7268 switches as optimized away.
7270 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7272 PR rtl-optimization/69102
7273 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7274 when we have a readonly dependency context.
7276 2016-03-18 Jeff Law <law@redhat.com>
7278 PR rtl-optimization/70263
7279 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7280 (update_equiv_regs): When trying to move a store to after the insn
7281 that sets the source of the store, make sure the store occurs after
7282 the insn that sets the source of the store. When successful note
7283 the REG_EQUIV note created in the dump file.
7285 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
7286 Bernd Schmidt <bschmidt@redhat.com>
7288 * doc/extend.texi: Document more potential problems with basic asms.
7290 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
7292 PR rtl-optimization/70278
7293 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
7296 2016-03-18 Jason Merrill <jason@redhat.com>
7298 * calls.c (load_register_parameters): Fix zero size sibcall logic.
7300 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
7302 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
7303 values to 128b regs.
7305 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
7307 PR tree-optimization/70252
7308 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
7309 boolean vector has a proper number of elements.
7310 (supportable_narrowing_operation): Likewise.
7312 2016-03-18 Tom de Vries <tom@codesourcery.com>
7315 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
7317 2016-03-18 Jakub Jelinek <jakub@redhat.com>
7319 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
7320 instead of replace_rtx for DEBUG_INSNs.
7322 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7324 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
7325 load type reservations.
7327 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
7330 * config/pa/constraints.md: Revert 2015-02-13 change. Use
7331 define_constraint for "Q" and "T" constraints.
7333 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
7335 Tweak the pipeline model for Exynos M1
7337 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
7340 2016-03-17 David Malcolm <dmalcolm@redhat.com>
7343 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
7344 where one or both locations aren't within a line_map.
7346 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
7349 * opts.c (finish_options): Don't set flag_pie to the default if
7350 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
7353 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
7355 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
7356 true as ALL_REGS argument to replace_rtx.
7358 2016-03-17 Richard Biener <rguenther@suse.de>
7361 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
7364 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7367 * rtl.h (replace_rtx): Add ALL_REGS argument.
7368 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
7369 equality and assert mode is the same, instead of just rtx pointer
7371 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
7372 true as ALL_REGS argument to replace_rtx.
7374 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
7376 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
7377 for boolean vector with vector mode only.
7378 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7380 2016-03-17 Nick Clifton <nickc@redhat.com>
7383 * config/rx/rx.c (rx_print_integer): Print negative constants in
7386 2016-03-17 Jakub Jelinek <jakub@redhat.com>
7389 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
7391 2016-03-16 Richard Henderson <rth@redhat.com>
7392 Richard Biener <rguenth@suse.de>
7397 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
7398 first operand as is_gimple_condexpr.
7403 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
7404 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
7405 Do not gimplify the result.
7406 (do_unop): Adjust call to tree_vec_extract.
7407 (do_binop): Likewise.
7408 (do_compare): Likewise.
7409 (do_plus_minus): Likewise.
7410 (do_negate): Likewise.
7411 (expand_vector_condition): Likewise.
7412 (do_cond): Likewise.
7414 2016-03-16 Richard Henderson <rth@redhat.com>
7417 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
7418 (aarch64_classify_address): Use it.
7419 (aarch64_legitimize_address): Force all subexpressions of PLUS
7420 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
7422 2016-03-16 Jakub Jelinek <jakub@redhat.com>
7423 Richard Biener <rguenth@suse.de>
7426 * rtlanal.c (replace_rtx): For REG, if from is a REG,
7427 return to even if only REGNO is equal, and assert
7430 2016-03-11 Jeff Law <law@redhat.com>
7432 PR rtl-optimization/70224
7433 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
7435 2016-03-16 Richard Henderson <rth@redhat.com>
7438 * function.h (struct function): Add has_forced_label_in_static.
7439 * gimplify.c (force_labels_r): Set it.
7440 * lto-streamer-in.c (input_struct_function_base): Read it.
7441 * lto-streamer-out.c (output_struct_function_base): Write it.
7442 * tree-inline.c (has_label_address_in_static_1): Remove.
7443 (copy_forbidden): Remove fndecl parameter; test
7444 has_forced_label_in_static.
7445 (inline_forbidden_p): Update call to copy_forbidden.
7446 (tree_versionable_function_p): Likewise.
7447 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
7448 (chkp_versioning): Likewise.
7449 * tree-inline.h (copy_forbidden): Update decl.
7451 2016-03-16 Marek Polacek <polacek@redhat.com>
7454 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
7455 function being thunked if the result type doesn't have fixed size.
7456 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
7457 doesn't have fixed size.
7459 2016-03-16 Bin Cheng <bin.cheng@arm.com>
7461 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
7462 reporting malformed loop nest.
7464 2016-03-16 Tom de Vries <tom@codesourcery.com>
7467 * ipa-devirt.c (possible_polymorphic_call_targets): Move
7468 nodes.length () == 1 test to before first nodes[0] access.
7470 2016-03-16 Tom de Vries <tom@codesourcery.com>
7472 PR tree-optimization/68715
7473 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
7476 2016-03-16 Tom de Vries <tom@codesourcery.com>
7478 PR tree-optimization/68809
7479 * graphite-scop-detection.c (same_close_phi_node): Test if result types
7482 2016-03-16 Carlos O'Donell <carlos@redhat.com>
7483 Sandra Loosemore <sandra@codesourcery.com>
7485 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
7486 on leaf attribute. Mention ELF interposition problems.
7488 2016-03-16 Alan Modra <amodra@gmail.com>
7490 PR rtl-optimization/69195
7491 PR rtl-optimization/47992
7492 * ira.c (indirect_jump_optimize): Ignore artificial defs.
7495 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
7498 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
7500 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7502 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
7504 2016-03-15 Jakub Jelinek <jakub@redhat.com>
7506 PR rtl-optimization/70222
7507 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
7508 optimization if mode is different from result_mode, queue up masking
7509 of the result in outer_op. Formatting fix.
7512 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
7515 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7517 PR rtl-optimization/69032
7518 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
7519 looping backwards over basic block insns.
7521 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7524 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
7525 to non-speculative when propagating trap bits.
7527 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7529 PR rtl-optimization/63384
7530 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
7533 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
7536 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
7537 factored out from ...
7538 (sched_analyze_insn): ... here.
7539 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
7540 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
7541 get_implicit_reg_pending_clobbers in it.
7542 (setup_id_reg_sets): Use setup_id_implicit_regs.
7543 (deps_init_id): Ditto.
7545 2016-03-15 Tom de Vries <tom@codesourcery.com>
7548 * cgraph.c (cgraph_node::get_body): Save, reset and restore
7550 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
7551 execute_function_dump.
7552 (execute_one_pass): Don't dump function if it will be dumped after ipa
7555 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
7557 * genrecog.c (match_pattern_2): If pred is NULL don't call
7558 safe_predicate_mode on it.
7560 2016-03-14 Jakub Jelinek <jakub@redhat.com>
7563 * lra-constraints.c (delete_move_and_clobber): Change assertion
7564 to also allow dregno == 0.
7566 2016-03-14 Richard Henderson <rth@redhat.com>
7569 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
7570 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
7571 (reassociate_bb): Use optimize_vec_cond_expr; avoid
7572 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
7575 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
7578 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
7580 (lra_create_live_ranges_1): initialize hard register biggest_mode to
7582 * lra-constraints.c (split_reg): For hard regs, try to find the
7583 biggest single-register mode used in the function.
7585 2016-03-14 Richard Biener <rguenther@suse.de>
7587 PR tree-optimization/56365
7588 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
7589 constants to compare against.
7591 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
7594 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
7595 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
7596 (define_split for the GPR case): Use int_reg_operand instead of
7597 gpc_reg_operand for the output.
7599 2016-03-14 Tom de Vries <tom@codesourcery.com>
7601 PR tree-optimization/70045
7602 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
7603 create_empty_if_region_on_edge argument.
7605 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
7607 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
7608 (STACK_CHECK_PROTECT): Likewise.
7609 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7610 (STACK_CHECK_PROTECT): Likewise.
7611 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
7612 (STACK_CHECK_PROTECT): Likewise.
7613 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
7614 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
7615 (STACK_CHECK_PROTECT): Likewise.
7617 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
7619 PR rtl-optimization/69307
7620 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
7621 registers in modes that span more than one register.
7623 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
7626 * lra-constraints.c (delete_move_and_clobber): New.
7627 (remove_inheritance_pseudos): Use it.
7629 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
7632 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
7633 the libcall is LCT_THROW.
7634 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
7635 for the checking routine.
7637 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7640 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
7641 optimization if we have direct move.
7642 (roundu32<mode>2_fprs): Likewise.
7644 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
7647 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
7649 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
7650 Arguments swapped. All callers changed. Take reg_renumber into
7651 account, and Calculate and compare register ranges for hard regs.
7653 2016-03-11 Jeff Law <law@redhat.com>
7655 PR tree-optimization/70190
7656 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
7657 Handle cases where we can not extract the taken edge, even though we
7658 found a constant value.
7660 PR tree-optimization/64058
7661 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
7662 (num_coalesce_pairs): Move up earlier in file.
7663 (find_coalesce_pair): Initialize the INDEX field for each pair
7665 (compare_pairs): No longer sort on the elements in each pair.
7666 Instead break ties with the index of the coalesce pair.
7668 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7671 * config/aarch64/aarch64-protos.h
7672 (aarch64_save_restore_target_globals): New prototype.
7673 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
7674 Call the above when popping pragma.
7675 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
7677 (aarch64_set_current_function): Rewrite using the above.
7679 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7681 PR tree-optimization/70177
7682 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
7683 (extract_ops_from_tree): ... this. In the 2 argument
7684 overload remove _1 suffix.
7685 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
7686 (extract_ops_from_tree): ... this.
7687 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
7689 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7690 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
7691 extract_ops_from_tree instead of 2 operand one.
7693 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
7695 PR tree-optimization/70013
7696 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
7697 for constant-pool entries.
7699 2016-03-11 Jakub Jelinek <jakub@redhat.com>
7701 PR rtl-optimization/70174
7702 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
7703 followed by gen_lowpart on force_reg instead of just gen_lowpart.
7705 PR tree-optimization/70169
7706 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
7707 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
7710 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7711 Jakub Jelinek <jakub@redhat.com>
7714 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
7715 of uninitialized values.
7717 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7719 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
7721 ("*trunctddd2"): New pattern definition.
7722 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
7725 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7727 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
7728 definitions for BFP and DFP rounding modes.
7729 ("fixuns_truncdddi2", "fixuns_trunctddi2")
7730 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
7731 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
7732 ("fix_trunctf<mode>2"): Use the new constants instead of magic
7735 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7737 * config/s390/constraints.md: Adjust comment.
7738 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
7739 s390_decompose_addrstyle_without_index.
7740 * config/s390/predicates.md (shift_count_or_setmem_operand):
7741 Rename to setmem_operand.
7742 * config/s390/s390-protos.h
7743 (s390_decompose_shift_count): Rename to
7744 s390_decompose_addrstyle_without_index.
7745 * config/s390/s390.c (s390_decompose_shift_count)
7746 (s390_mem_constraint, print_shift_count_operand)
7747 (print_operand_address, print_operand): Rename
7748 s390_decompose_shift_count to
7749 s390_decompose_addrstyle_without_index and rename
7750 print_shift_count_operand to print_addrstyle_operand troughout the
7752 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
7753 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
7754 Rename shift_count_or_setmem_operand to setmem_operand.
7755 * config/s390/vx-builtins.md ("vec_insert<mode>")
7756 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
7759 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7762 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
7763 Handle overlapping retval and newval.
7765 2016-03-10 Nick Clifton <nickc@redhat.com>
7768 * config/aarch64/aarch64.c
7769 (aarch64_override_options_after_change_1): When forcing
7770 flag_omit_frame_pointer to be true, use a special value that can
7771 be detected if this function is called again, thus preventing
7772 flag_omit_leaf_frame_pointer from being forced to be false.
7774 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7776 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
7777 Set x_flag_omit_leaf_frame_pointer when handling
7778 -momit-leaf-frame-pointer.
7780 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7783 * cgraph.c (cgraph_node::dump): Dump split_part and
7784 indirect_call_target.
7785 * cgraph.h (cgraph_node): Add indirect_call_target flag.
7786 * ipa.c (has_addr_references_p): Cleanup.
7787 (is_indirect_call_target_p): New.
7788 (walk_polymorphic_call_targets): Do not mark virtuals that may be
7789 called indirectly as local.
7790 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
7792 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7795 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
7796 on cxa_pure_virtual.
7798 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7801 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
7803 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7806 * tree.c (need_assembler_name_p): Only record main variant type names.
7808 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7811 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
7812 Always define to 0 or 1.
7813 (TARGET_FIX_ERR_A53_843419): New macro.
7814 * config/aarch64/aarch64-elf-raw.h
7815 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
7816 * config/aarch64/aarch64-linux.h: Likewise.
7817 * config/aarch64/aarch64.c
7818 (aarch64_override_options_after_change_1): Do not default
7819 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
7821 (aarch64_attributes): Handle fix-cortex-a53-843419.
7822 (aarch64_can_inline_p): Likewise.
7823 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
7825 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
7826 Jakub Jelinek <jakub@redhat.com>
7828 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
7829 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
7830 DECL_COMMONS if flag_unconstrained_commons is set.
7831 * tree-dfa.c (get_ref_base_and_extent): Likewise.
7832 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
7833 (funconstrained-commons): Document.
7835 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
7837 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
7838 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
7840 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
7842 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
7843 has a proper number of elements.
7845 2016-03-10 Alan Modra <amodra@gmail.com>
7847 PR rtl-optimization/69195
7848 PR rtl-optimization/47992
7849 * ira.c (recorded_label_ref): Delete.
7850 (update_equiv_regs): Return void.
7851 (indirect_jump_optimize): New function.
7852 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
7853 before regstat_compute_ri. Don't rebuild_jump_labels here.
7854 Delete update_regstat.
7856 2016-03-10 Richard Biener <rguenther@suse.de>
7858 PR tree-optimization/70128
7859 * tree-ssa-structalias.c (set_uids_in_ptset): Set
7860 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
7862 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7864 PR tree-optimization/70152
7865 * tree-sra.c (replace_removed_params_ssa_names): Copy over
7866 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
7869 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
7870 instead of gen_sse2_loadlpd.
7871 * config/i386/sse.md (*vec_concatv2df): Rename to...
7872 (vec_concatv2df): ... this.
7874 PR tree-optimization/70127
7875 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
7877 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7881 * diagnostic-show-locus.c (compatible_locations_p): New function.
7882 (layout::layout): Sanitize ranges using compatible_locations_p.
7884 2016-03-09 David Malcolm <dmalcolm@redhat.com>
7888 * diagnostic-show-locus.c (layout_range::layout_range): Replace
7889 location_range param with three const expanded_locations * and a
7891 (layout::layout): Replace call to
7892 rich_location::lazily_expand_location with get_expanded_location.
7893 Extract the range and perform location expansion here, passing
7894 the results to the layout_range ctor.
7895 * diagnostic.c (source_range::debug): Delete.
7896 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
7897 of rich_location::get_expanded_location.
7898 * gcc-rich-location.c (get_range_for_expr): Delete.
7899 (gcc_rich_location::add_expr): Reimplement to avoid the
7900 rich_location::add_range overload that took a location_range,
7901 passing a location_t instead.
7903 2016-03-09 Richard Biener <rguenther@suse.de>
7904 Jakub Jelinek <jakub@redhat.com>
7906 PR tree-optimization/70138
7907 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7908 Also skip vect_double_reduction_def.
7910 2016-03-09 Jakub Jelinek <jakub@redhat.com>
7913 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
7914 if the operand is "m".
7916 2016-03-09 Nathan Sidwell <nathan@acm.org>
7918 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
7920 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7922 * config/i386/i386.c (processor_target_table): Fix cost table
7923 intialization order for znver1.
7925 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7927 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
7928 - becuase -> because.
7929 * ipa-reference.c (ignore_module_statics): Likewise.
7930 * cgraph.c (cgraph_node::get_body): Likewise.
7931 * ipa-inline.c (early_inliner): Likewise.
7932 * ipa-devirt.c (types_same_for_odr): Likewise.
7933 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
7934 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
7936 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7938 * tree-ssa-math-opts.c: Fix typo in comment.
7940 2016-03-08 Jakub Jelinek <jakub@redhat.com>
7943 * config/i386/i386.c (scalar_chain::make_vector_copies,
7944 scalar_chain::convert_reg): Call end_sequence in between
7945 get_insns and emit_conversion_insns rather than after both
7948 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
7951 * config/i386/i386.h (machine_function): Add
7952 pc_thunk_call_expanded flag.
7953 (ix86_pc_thunk_call_expanded): New define.
7954 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
7955 (*set_got): Rename insn pattern from set_got.
7956 (*set_got_labelled): Rename inst pattern from set_got_labelled.
7957 * config/i386/i386.c (ix86_compute_frame_layout): Use
7958 ix86_pc_thunk_call_expanded to prevent red-zone.
7960 2016-03-07 Martin Jambor <mjambor@suse.cz>
7962 * hsa.h (hsa_get_ctor_statements): Declare.
7963 (hsa_get_dtor_statements): Likewise.
7964 (hsa_get_kernel_dispatch_type): Likewise.
7965 * hsa.c (hsa_get_ctor_statements): New function.
7966 (hsa_get_dtor_statements): Likewise.
7967 (hsa_get_kernel_dispatch_type): Likewise.
7968 * hsa-brig.c (hsa_cdtor_statements): Removed.
7969 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
7970 hsa_get_dtor_statements.
7971 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
7972 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
7974 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
7976 * config/arm/arm-cores.def (cortex-r8): New.
7977 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
7978 * config/arm/arm-tune.md: Likewise.
7979 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
7981 2016-03-07 Martin Sebor <msebor@redhat.com>
7983 PR rtl-optimization/19705
7984 * doc/invoke.texi (Options That Control Optimization): Clarify
7985 -fno-branch-count-reg.
7987 2016-02-26 Richard Biener <rguenther@suse.de>
7988 Jeff Law <law@redhat.com>
7990 PR tree-optimization/69740
7991 * cfghooks.c (remove_edge): Request loop fixups if we delete
7992 an edge that might turn an irreducible loop into a natural
7994 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
7995 Move after definition of loops_state_clear.
7997 2016-03-07 Bin Cheng <bin.cheng@arm.com>
7999 PR rtl-optimization/69052
8000 * rtlanal.c (commutative_operand_precedence): Set higher precedence
8003 2016-03-07 Tom de Vries <tom@codesourcery.com>
8005 PR tree-optimization/70116
8006 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
8007 is_tm_ending stmts and ubsan/asan internal functions.
8008 (find_duplicate): Use it. Don't test is_tm_ending here.
8010 2016-03-07 Richard Biener <rguenther@suse.de>
8012 PR tree-optimization/70115
8013 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
8014 (propagate_constants_for_unrolling): Use replace_uses_by.
8016 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
8019 * omp-low.c (struct oacc_loop): Add ifns.
8020 (new_oacc_loop_raw): Initialize it.
8021 (finish_oacc_loop): Clear mask & flags if no ifns.
8022 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8023 (oacc_loop_xform_loop): Add ifns arg & adjust.
8024 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
8026 2016-03-07 Richard Henderson <rth@redhat.com>
8029 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
8030 (insert_value_copy_on_edge): Likewise.
8032 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8034 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
8036 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8039 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
8041 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8043 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
8045 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8047 Fix sseimul type attribute.
8048 * config/i386/znver1.md
8049 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
8050 znver1_sseimul_avx256_load) : Fix the type attribute.
8051 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
8052 pipe usage and latency.
8054 2016-03-05 Jakub Jelinek <jakub@redhat.com>
8057 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
8058 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
8061 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8064 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
8066 PR rtl-optimization/69941
8067 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
8068 the reg share its mode.
8070 2016-03-04 Jeff Law <law@redhat.com>
8072 PR tree-optimization/69196
8073 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8074 If the both SSA_NAMEs are anonymous, then consider them unassociated
8075 and include the PHI in the statement count.
8077 2016-03-05 Tom de Vries <tom@codesourcery.com>
8079 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8080 construct in oacc routine. Check for oacc region in oacc routine.
8082 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8085 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8086 2016-02-22 changes, instead don't recurse if RECUR is already true.
8087 Don't change *dynamic_check if RECUR. Adjust recursive caller
8088 to pass true to the new argument.
8089 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8092 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8093 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8095 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8097 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8099 PR rtl-optimization/57676
8100 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8103 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8105 * tree-vect-patterns.c (search_type_for_mask): Handle
8106 comparison of booleans.
8108 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8110 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8114 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8115 all other ops that have dw_val_class_die_ref operands,
8116 and DW_OP_GNU_entry_value.
8118 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8120 PR rtl-optimization/69904
8121 * config/arm/arm.c (arm_cannot_copy_insn_p):
8122 Return true for load-exclusive instructions.
8124 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8127 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8128 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8129 the pattern no matter if it is used just by non-pattern, pattern
8131 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8132 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8133 oprnd1 def_stmt is in pattern, don't look through it.
8135 2016-03-03 Marek Polacek <polacek@redhat.com>
8138 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8140 2016-03-03 Martin Liska <mliska@suse.cz>
8142 PR tree-optimization/70043
8143 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8144 previous statement if we see a debug statement.
8146 2016-03-03 Richard Biener <rguenther@suse.de>
8148 PR tree-optimization/55936
8149 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8150 parameter and guard unsafe equivalence use.
8151 (vrp_evaluate_conditional_warnv_with_ops): Always use
8152 safe equivalences but not via the quadratic compare_names
8155 2016-03-03 Michael Collison <michael.collison@linaro.org>
8158 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8159 for operand 1 to s_register_operand. Change predicate for operand
8160 2 to arm_not_immediate_operand.
8162 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8164 * doc/tm.texi: Regenerated.
8166 2016-03-02 Richard Henderson <rth@redhat.com>
8169 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8170 simplification when all args are positive non-fixed registers.
8172 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8174 * target.def (lra_p): Specify that new ports should use LRA.
8176 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8179 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8180 gimplify_type_sizes the type they refer to.
8181 (omp_notice_variable): Handle reference vars to VLAs.
8182 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8183 reference to VLA decls in the second pass instead of first pass.
8185 2016-03-02 Tom de Vries <tom@codesourcery.com>
8187 PR tree-optimization/68659
8188 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8189 new_expr == NULL_TREE.
8190 (get_new_name): Handle ADDR_EXPR.
8192 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8194 PR rtl-optimization/69052
8195 * loop-invariant.c (canonicalize_address): New function.
8196 (inv_can_prop_to_addr_use): Check validity of address expression
8197 which is canonicalized by above function.
8199 2016-03-02 Alan Modra <amodra@gmail.com>
8202 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8205 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8208 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8209 (*movhi_internal): Put mask moves from and to memory separately
8210 from moves from/to GPRs.
8212 2016-03-02 Richard Biener <rguenther@suse.de>
8214 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8215 GENERIC expressions in GIMPLE.
8217 2016-03-02 Richard Biener <rguenther@suse.de>
8219 * config/i386/i386.c (type_natural_mode): Fix typo.
8221 2016-03-02 Nick Clifton <nickc@redhat.com>
8223 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8225 2016-03-02 Richard Biener <rguenther@suse.de>
8226 Uros Bizjak <ubizjak@gmail.com>
8229 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8231 2016-03-02 Richard Biener <rguenther@suse.de>
8234 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8236 2016-03-02 Marek Polacek <polacek@redhat.com>
8239 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8240 "is promoted to" warning.
8242 2016-03-01 DJ Delorie <dj@redhat.com>
8244 * config.gcc: Deprecate mep-*.
8246 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8249 * lra-constraints.c (regno_val_use_in): New.
8250 (match_reload): Use it instead of regno_use_in.
8252 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8254 PR rtl-optimization/70007
8255 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8256 references present in REG_EQUAL notes attached to non-SET patterns.
8258 2016-03-01 Jeff Law <law@redhat.com>
8260 PR tree-optimization/69196
8261 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8262 Appropriately clamp the number of statements to copy when the
8263 thread path does not traverse a loop backedge.
8265 PR tree-optimization/69196
8266 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8267 Do count some PHIs in the thread path against the insn count. Decrease
8268 final statement count by one as the control statement in the last
8269 block will get removed. Remove special cased code for handling PHIs
8272 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8275 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8276 asm dialect alternatives to explicit GOTPCREL calls.
8278 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8281 * ira.c (do_reload): Issue warning for generic stack checking here...
8282 * reload1.c (reload): ...instead of here and streamline it.
8284 2016-03-01 Nick Clifton <nickc@redhat.com>
8286 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
8288 2016-03-01 Richard Biener <rguenther@suse.de>
8290 PR tree-optimization/69983
8291 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
8292 types and fall back to operand_equal_p.
8294 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8297 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8299 * config/s390/constraints.md ("jm8"): New constraint.
8300 * config/s390/predicates.md ("const_int_8bitset_operand"): New
8302 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
8304 ("*setmem_long<setmem_and>"): New pattern.
8305 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
8307 ("*setmem_long_31z<setmem_and>"): New pattern.
8308 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
8309 New substitution rules with the required attributes.
8312 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8315 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8317 * gensupport.c (process_substs_on_one_elem): Split loop to
8318 complete mark_operands_used_in_match_dup on all expressions in the
8320 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8321 and remove function.
8323 2016-03-01 Richard Biener <rguenther@suse.de>
8326 * fold-const.c (fold_indirect_ref_1): Fix range checking for
8327 vector BIT_FIELD_REF extract.
8329 2016-03-01 Richard Biener <rguenther@suse.de>
8331 PR tree-optimization/69994
8332 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
8334 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
8336 PR tree-optimization/69956
8337 * tree-vect-stmts.c (supportable_widening_operation): Support
8338 multi-step conversion of boolean vectors.
8339 (supportable_narrowing_operation): Likewise.
8341 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8343 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
8346 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8348 * config/s390/subst.md (DSI_VI): New mode iterator.
8349 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
8350 * config/s390/vector.md ("vec_set<mode>"): Move expander before
8351 the insn definition.
8352 ("*vec_set<mode>"): Change predicate and add alternative to
8353 support only either register or const_int operands as element
8355 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
8357 ("vec_extract<mode>"): New expander.
8358 ("*vec_extract<mode>"): New insn definition supporting reg and
8359 const_int element selectors.
8360 ("*vec_extract<mode>_plus"): New insn definition supporting
8361 reg+const_int element selectors.
8362 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
8363 following expander+insn definition.
8364 ("<vec_shifts_name><mode>3"): New expander.
8365 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
8367 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8369 * config/s390/s390.md ("*tabort_1"): Change predicate to
8370 nonmemory_operand. Add a second alternative to cover
8371 register as well as const int operands.
8372 ("*tabort_1_plus"): New pattern definition.
8374 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8376 * config/s390/s390.md ("*ashrdi3_cc_31")
8377 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
8378 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
8379 Merge insn definitions into ...
8380 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8381 New pattern definition.
8382 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
8383 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
8384 ("*ashr<mode>3_and"): Merge insn definitions into ...
8385 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
8386 New pattern definition.
8387 * config/s390/subst.md ("addr_style_op_cc_subst")
8388 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
8389 substitutions patterns plus attributes.
8390 Add ashiftrt to SUBST iterator.
8392 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8394 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
8395 op2 to nonmemory_operand.
8396 ("*<shift>di3_31", "*<shift>di3_31_and"):
8397 Merge into single pattern definition ...
8398 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
8399 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
8400 pattern definition ...
8401 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
8402 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
8405 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8407 * config/s390/predicates.md (const_int_6bitset_operand): New
8409 * config/s390/s390.md: Include subst.md.
8410 ("rotl<mode>3"): New expander.
8411 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
8413 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
8414 * config/s390/subst.md: New file.
8416 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8418 * config/s390/s390.md ("op_type", "atype", "length" attributes):
8419 Remove RRR type. It doesn't really exist.
8420 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
8422 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
8423 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
8424 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
8425 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
8426 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
8427 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
8428 `enabled' attribute.
8430 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8432 * gensupport.c (process_substs_on_one_elem): Split loop to
8433 complete mark_operands_used_in_match_dup on all expressions in the
8435 (adjust_operands_numbers): Inline into process_substs_on_one_elem
8436 and remove function.
8438 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8441 * config/sparc/sparc.c (NWORDS_UP): Rename to...
8442 (CEIL_NWORDS): ...this. Use CEIL macro.
8443 (compute_fp_layout): Adjust to above renaming.
8444 (function_arg_union_value): Likewise.
8445 (sparc_arg_partial_bytes): Likewise.
8446 (sparc_function_arg_advance): Likewise.
8448 2016-02-29 Jeff Law <law@redhat.com>
8450 PR tree-optimization/70005
8451 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
8452 where an object with a boolean range is compared against a value
8455 PR tree-optimization/69999
8456 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
8457 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
8460 2016-02-29 Richard Biener <rguenther@suse.de>
8462 PR tree-optimization/69994
8463 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
8464 (get_unary_op): Look through nop conversions.
8465 (ops_equal_values_p): New function, look for equality diregarding
8467 (eliminate_plus_minus_pair): Use ops_equal_values_p
8468 (repropagate_negates): Do not use get_unary_op here.
8470 2016-02-29 Martin Liska <mliska@suse.cz>
8472 * system.h: Poison ENABLE_CHECKING macro.
8474 2016-02-29 Martin Liska <mliska@suse.cz>
8476 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
8477 is presented in dump flags.
8478 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8479 (hsa_regalloc): Likewise.
8481 2016-02-19 Richard Biener <rguenther@suse.de>
8483 PR tree-optimization/69980
8484 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
8485 permutation of those we need to keep.
8487 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
8490 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
8491 (NWORDS_UP): ...this
8492 (init_cumulative_args): Minor tweaks.
8493 (sparc_promote_function_mode): Likewise.
8494 (scan_record_type): Delete.
8495 (traverse_record_type): New function template.
8496 (classify_data_t): New structure type.
8497 (classify_registers): New inline function.
8498 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
8499 exhausted. Instantiate traverse_record_type on classify_registers and
8500 deal with the case of a structure passed in slot #15 with no FP field
8502 (assign_data_t): New structure type.
8503 (compute_int_layout): New static function.
8504 (compute_fp_layout): Likewise.
8505 (count_registers): New inline function.
8506 (assign_int_registers): New static function.
8507 (assign_fp_registers): Likewise.
8508 (assign_registers): New inline function.
8509 (function_arg_record_value_1): Delete.
8510 (function_arg_record_value_2): Likewise.
8511 (function_arg_record_value_3): Likewise.
8512 (function_arg_record_value): Adjust to above changes. Instantiate
8513 traverse_record_type on count_registers to first count the number of
8514 registers to be used and then on assign_registers to assign them.
8515 (function_arg_union_value): Adjust to above renaming.
8516 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
8517 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
8518 case of a structure passed in slot #15
8519 (sparc_function_arg_advance): Likewise.
8520 (function_arg_padding): Minor tweak.
8522 2016-02-29 Richard Biener <rguenther@suse.de>
8524 PR tree-optimization/69720
8525 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
8526 the adjustment_def path for possibly vectorized defs.
8527 (vect_create_epilog_for_reduction): Handle vectorized initial
8530 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
8532 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
8534 2016-02-27 Jeff Law <law@redhat.com>
8537 2016-02-26 Richard Biener <rguenther@suse.de>
8538 Jeff Law <law@redhat.com>
8540 PR tree-optimization/69740
8541 * cfghooks.c (remove_edge): Request loop fixups if we delete
8542 an edge that might turn an irreducible loop into a natural
8545 2016-02-27 Jakub Jelinek <jakub@redhat.com>
8547 PR rtl-optimization/69896
8548 * tree-vect-generic.c (get_compute_type): Avoid single element
8551 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
8553 Rename the AArch64 tuning option and related functions to enable the
8554 Newton series for the reciprocal square root to reflect its
8555 approximative characteristic.
8557 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
8558 function to "aarch64_emit_approx_rsqrt".
8559 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
8560 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
8561 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
8562 (xgene1_tunings): Likewise.
8563 (use_rsqrt_p): Likewise.
8564 (aarch64_emit_swrsqrt): Use new function name.
8565 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
8566 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
8567 text explaining this option.
8568 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
8570 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8573 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
8574 complain about -mallow-movmisalign without -mvsx if
8575 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
8577 2016-02-26 Joel Sherrill <joel@rtems.org>
8579 * config.gcc: Add x86_64-*-rtems*.
8580 * config/i386/rtems-64.h: New file.
8582 2016-02-26 Joel Sherrill <joel@rtems.org>
8584 * config.gcc: Add aarch64-*-rtems*.
8585 * config/aarch64/rtems.h: New file.
8587 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
8590 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
8591 shift amount using %h. Add comment.
8593 2016-02-26 Richard Biener <rguenther@suse.de>
8594 Jeff Law <law@redhat.com>
8596 PR tree-optimization/69740
8597 * cfghooks.c (remove_edge): Request loop fixups if we delete
8598 an edge that might turn an irreducible loop into a natural
8601 2016-02-26 Martin Jambor <mjambor@suse.cz>
8604 * tree-sra.c (sra_modify_assign): Do not remove loads of
8605 uninitialized aggregates to SSA_NAMEs.
8607 2016-02-26 Richard Henderson <rth@redhat.com>
8610 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
8611 pseudo in case the target rtx matches the source of the left
8614 2016-02-26 Martin Jambor <mjambor@suse.cz>
8617 * hsa.h (hsa_type_packed_p): Declare.
8618 * hsa.c (hsa_type_packed_p): New function.
8619 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
8621 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
8622 * hsa-brig.c (emit_basic_insn): Likewise.
8624 2016-02-26 Martin Jambor <mjambor@suse.cz>
8627 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
8629 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
8631 2016-02-26 Martin Jambor <mjambor@suse.cz>
8633 * hsa.h (is_a_helper): New overload for hsa_op_immed for
8634 hsa_op_with_type operands.
8635 (hsa_unsigned_type_for_type): Declare.
8636 * hsa.c (hsa_unsigned_type_for_type): New function.
8637 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
8638 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
8639 the finalizer. Do not emit extra move.
8641 2016-02-26 Martin Jambor <mjambor@suse.cz>
8643 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
8644 atomic operations in private segment.
8646 2016-02-26 Martin Jambor <mjambor@suse.cz>
8648 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
8649 statements to wi->info. Also disallow omp simd constructs.
8650 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
8651 for not gridifying. Dump special string for omp_for.
8653 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8656 * config/aarch64/aarch64.c (aarch64_set_current_function):
8657 Save/restore target globals when switching to
8658 target_option_default_node.
8660 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8663 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
8664 Return 0 if !SHIFT_COUNT_TRUNCATED.
8666 2016-02-26 Jakub Jelinek <jakub@redhat.com>
8667 Eric Botcazou <ebotcazou@adacore.com>
8669 PR rtl-optimization/69891
8670 * dse.c (scan_insn): If we can't figure out memset arguments
8671 or they are non-constant, call clear_rhs_from_active_local_stores.
8673 2016-02-26 Martin Liska <mliska@suse.cz>
8675 * doc/extend.texi: Mention clog10, clog10f an clog10l
8676 in Builtins section.
8678 2016-02-26 Martin Liska <mliska@suse.cz>
8680 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
8682 (resolve_args_picking_1): Likewise.
8683 * dwarf2out.h (struct GTY): Likewise.
8685 2016-02-26 Martin Liska <mliska@suse.cz>
8687 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
8689 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
8691 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
8692 Martin Liska <mliska@suse.cz>
8694 * doc/install.texi: Mention --enable-valgrind-annotations.
8696 2016-02-26 Richard Biener <rguenther@suse.de>
8698 PR tree-optimization/69551
8699 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
8700 looking through aliases adjust DECL_PT_UID to refer to the
8701 ultimate alias target.
8703 2016-02-25 Martin Liska <mliska@suse.cz>
8706 * alloc-pool.c (after_memory_report): New variable.
8707 * alloc-pool.h (base_pool_allocator ::release): Do not use
8708 the infrastructure if after_memory_report.
8709 * toplev.c (toplev::main): Mark after memory report.
8711 2016-02-25 Richard Biener <rguenther@suse.de>
8713 PR tree-optimization/48795
8714 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
8716 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
8719 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
8720 offloading is enabled and -fopenacc or -fopenmp is specified.
8721 (CRTOFFLOADEND): Likewise.
8722 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
8723 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
8724 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
8725 (offload_objects_file_name): New static var.
8726 (tool_cleanup): Remove offload_objects_file_name file.
8727 (find_offloadbeginend): Replace with ...
8728 (find_crtoffloadtable): ... this.
8729 (run_gcc): Remove offload_argc and offload_argv.
8730 Get offload_objects_file_name from -foffload-objects=... option.
8731 Read names of object files with offload from this file, pass them to
8732 compile_images_for_offload_targets. Don't call find_offloadbeginend and
8733 don't pass offloadbegin and offloadend to the linker. Don't pass
8734 offload non-LTO files to the linker, because now they're not claimed.
8736 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
8739 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8740 on builtin_unreachable.
8742 2016-02-25 Jakub Jelinek <jakub@redhat.com>
8744 PR rtl-optimization/69896
8745 * regcprop.c: Include cfgrtl.h.
8746 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
8747 than remembered mode, either delete it (if noop_move_p), or
8748 treat like copy_p but not noop_p instruction.
8750 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8753 * dwarf2out.c (gen_variable_die): Work around buggy LTO
8754 - allow NULL decl for Fortran DW_TAG_common_block variables.
8756 2016-02-24 Jason Merrill <jason@redhat.com>
8758 * common.opt (flifetime-dse): Add -flifetime-dse=1.
8760 2016-02-24 Richard Biener <rguenther@suse.de>
8761 Jakub Jelinek <jakub@redhat.com>
8764 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
8765 conditionally executed ops to well-defined overflow behavior.
8767 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8770 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
8773 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8775 PR rtl-optimization/69886
8776 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
8777 argument. Use it when checking validity of set instructions.
8778 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
8779 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
8781 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
8782 * store-motion.c (find_moveable_store): Update
8783 can_assign_to_reg_without_clobbers_p callsite.
8785 2016-02-24 Richard Biener <rguenther@suse.de>
8788 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
8790 (record_nonwrapping_iv): Do not fall back to the low/high bound
8791 for non-constant IV bases if the stmt is not always executed.
8793 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8795 * config/arm/arm-cores.def (cortex-a32): New entry.
8796 * config/arm/arm-tables.opt: Regenerate.
8797 * config/arm/arm-tune.md: Regenerate.
8798 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
8799 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
8800 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
8801 for -mcpu and -mtune.
8803 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8806 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
8807 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
8808 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
8809 (atomic_loaddi_1): Delete.
8810 (atomic_loaddi): Rewrite expander using the above changes.
8812 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8815 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
8818 2016-02-24 Jakub Jelinek <jakub@redhat.com>
8819 Richard Biener <rguenth@suse.de>
8822 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
8823 set_mem_attributes if tem is SSA_NAME which got expanded
8826 2016-02-24 Richard Biener <rguenther@suse.de>
8828 PR tree-optimization/69907
8829 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
8830 end of permutations for BB vectorization.
8832 2016-02-24 Christian Bruel <christian.bruel@st.com>
8834 * config/arm/arm-c.c (arm_option_override): Initialize
8835 target_option_current_node.
8836 * config/arm/arm.c (arm_pragma_target_parse): Replace
8837 build_target_option_node call by target_option_current_node.
8838 Set target_option_current_node.
8841 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
8844 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
8845 define_insn_and_split to define_insn.
8846 (zero_extendqi<mode>2_dot2): Same.
8847 (extendqi<mode>2_dot): Same.
8848 (extendqi<mode>2_dot2): Same.
8850 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8852 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
8853 and add bypass for AES{D,E} and AESMC pairs.
8854 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
8857 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
8859 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
8860 series for reciprocal square root in Exynos M1.
8862 2016-02-23 Martin Sebor <msebor@redhat.com>
8865 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
8866 __builtin_alloca_with_align.
8868 2016-02-23 Richard Henderson <rth@redhat.com>
8870 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
8871 (ix86_register_pragmas): Remove __seg_tls.
8872 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
8873 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
8874 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
8875 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
8876 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
8877 * doc/extend.texi (__seg_tls): Remove item.
8879 2016-02-23 Richard Biener <rguenther@suse.de>
8881 * alloc-pool.h (struct allocation_object): Make id member
8882 conditional on CHECKING_P again.
8883 (get_instance): Adjust.
8884 (base_pool_allocator): Likewise.
8886 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
8888 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
8889 (parallelize_loops): In OpenACC kernels mode, set n_threads to
8891 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
8893 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
8895 2016-02-23 Richard Biener <rguenther@suse.de>
8897 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
8898 * bitmap.h (struct bitmap_usage): Likewise.
8899 (bitmap_move): Declare.
8900 * bitmap.c (register_overhead): Take size_t argument.
8901 (bitmap_move): New function.
8902 * df-problems.c (df_rd_transfer_function): Use bitmap_move
8903 to properly account overhead.
8904 * tree.c (free_node): Use tree_size.
8906 2016-02-23 Jakub Jelinek <jakub@redhat.com>
8909 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
8910 when inverting comparison.
8913 * common.opt (Wunreachable-code): Add Warning flag.
8915 2016-02-23 Mark Wielaard <mjw@redhat.com>
8916 Jakub Jelinek <jakub@redhat.com>
8919 * cgraphunit.c (check_global_declaration): Check main_input_filename
8920 and DECL_SOURCE_FILE are not NULL.
8922 2016-02-23 Martin Jambor <mjambor@suse.cz>
8924 PR tree-optimization/69666
8925 * tree-sra.c (sra_modify_assign): Do not attempt to create
8926 default_def replacements for unscalarizable regions.
8928 2016-02-20 Mark Wielaard <mjw@redhat.com>
8931 * cgraphunit.c (check_global_declaration): Check level of
8932 warn_unused_const_variable and main_input_filename.
8933 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
8934 (-Wunused-variable): For C implies -Wunused-const-variable=1.
8935 (-Wunused-const-variable): Explain levels 1 and 2.
8937 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8940 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
8941 identical arguments. Formatting and spelling fixes.
8944 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
8949 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
8950 and m68k-devices.def.
8951 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
8952 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
8954 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
8956 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
8957 and HImode registers.
8959 2016-02-22 Richard Biener <rguenther@suse.de>
8961 PR tree-optimization/69882
8962 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
8963 preserve permutations present because of gaps.
8964 (vect_supported_load_permutation_p): Always continue checking
8965 permutations after vect_attempt_slp_rearrange_stmts.
8967 2016-02-22 Bin Cheng <bin.cheng@arm.com>
8969 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
8970 min_profitable_estimate, rather than min_profitable_iters.
8972 2016-02-22 Jakub Jelinek <jakub@redhat.com>
8975 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
8976 SImode for last match_operand.
8978 2016-02-22 Martin Liska <mliska@suse.cz>
8980 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
8981 return bitsize - 1 as the return value.
8983 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
8987 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
8988 Handle negative shift counts.
8989 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
8990 force_reg on the shift constant.
8991 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
8992 (lshrsi3_d): Handle negative shift counts.
8994 2016-02-22 Richard Biener <rguenther@suse.de>
8995 Tom de Vries <tom@codesourcery.com>
8997 * graph.c: Include dumpfile.h.
8998 (print_graph_cfg): Split into three overloads.
8999 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
9001 2016-02-22 Tom de Vries <tom@codesourcery.com>
9003 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
9006 2016-02-22 Richard Biener <rguenther@suse.de>
9009 * ipa-inline-transform.c (inline_call): When not updating
9010 overall summaries adjust self size by the growth estimate.
9011 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
9012 hash-set, do not update overall summaries here. Renamed from ...
9013 (inline_to_all_callers): ... this which is now wrapping the
9014 above and performing delayed overall summary update.
9015 (early_inline_small_functions): Delay updating of the overall
9018 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
9020 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
9023 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9026 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
9027 :%* in %:gt() argument.
9028 (greater_than_spec_func): Adjust for expecting only numbers,
9029 if there are more than two numbers, compare the last two.
9031 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
9033 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
9034 -Wnarrowing with -std.
9036 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9039 * expr.c (store_field): Don't use bit-field path if exp is
9040 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
9041 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
9042 and the assignment can be performed by bitwise copy. Formatting
9046 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
9047 call copy_reg_eh_region_note_forward on before and/or after sequences
9048 and remove note from insn if it no longer can throw.
9051 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
9054 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9056 * config/s390/vector.md: Add missing commutative operand markers
9057 to the patterns which qualify for one.
9058 * config/s390/vx-builtins.md: Likewise.
9060 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9062 * config/s390/vector.md (VI, VI_QHS): Add single element vector
9063 types to mode iterators.
9064 (vec_double): ... and mode attribute.
9065 * config/s390/vx-builtins.md (non_vec_int): Likewise.
9067 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9069 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
9070 Change the predicate of op2 from nonimmediate to general and let
9071 reload fix it if necessary.
9073 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9075 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9077 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9079 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9082 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9084 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9085 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9086 * config/s390/s390.md ("movstr<P:mode>"): Call
9087 s390_expand_vec_movstr.
9089 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9091 * config/s390/s390.md: Add missing output modifier for operand 1
9092 to print it as address properly.
9094 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9096 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9097 * config/s390/2964.md: New file.
9098 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9099 of insn grouping attributes depending on the CPU level.
9100 (s390_get_unit_mask): New function.
9101 (s390_sched_score): Remove the OOO from the scheduling macros.
9102 Add loop to calculate a score for the instruction mix.
9103 (s390_sched_reorder): Likewise plus improve debug output.
9104 (s390_sched_variable_issue): Rename macros as above. Calculate
9105 the unit distances after actually scheduling an insn. Improve
9107 (s390_sched_init): Clear last_scheduled_unit_distance array.
9108 * config/s390/s390.md: Include 2964.md.
9110 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9113 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9114 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9115 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9116 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9117 *avx512f_<code>v8div16qi2_mask_1): New insns.
9119 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9122 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9125 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9126 earlyclobber from target. Use wF constraint for fused memory
9128 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9130 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9131 Martin Liska <mliska@suse.cz>
9134 * cfgexpand.c (asan_sanitize_stack_p): New function.
9135 (partition_stack_vars): Use the function.
9136 (expand_stack_vars): Likewise.
9137 (defer_stack_allocation): Likewise.
9138 (expand_used_vars): Likewise.
9140 2016-02-18 Richard Biener <rguenther@suse.de>
9143 * fold-const.c (operand_equal_p): Properly compare offsets for
9144 IMAGPART_EXPR and ARRAY_REF.
9146 2016-02-18 Nick Clifton <nickc@redhat.com>
9150 * config/arm/arm.c (arm_option_override_internal): Disable
9151 interworking if the target does not support thumb instructions.
9152 (arm_reload_in_hi): Handle the case where a register to register
9153 move needs reloading because there is no simple pattern to handle
9155 (arm_reload_out_hi): Likewise.
9157 2016-02-18 Richard Biener <rguenther@suse.de>
9160 * match.pd: Don't use fold_binary or fold_unary for folding
9163 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9166 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9167 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9168 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9169 warn on gimple_no_warning_p statements.
9171 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9173 * doc/extend.texi (C++ Attributes): Correct description of
9174 warn_unused type attribute.
9176 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9178 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9179 correct instruction.
9181 2016-02-17 Richard Biener <rguenther@suse.de>
9183 PR rtl-optimization/69609
9184 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9185 (find_traces_1_round): When ending a trace update cached priority
9187 (bb_to_key): Use cached priority when available.
9188 (copy_bb): Initialize cached priority.
9189 (reorder_basic_blocks_software_trace_cache): Likewise.
9191 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9194 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9196 (aarch64_comparison_operator): Break overly long line into two.
9197 (aarch64_comparison_operation): Likewise.
9198 * config/aarch64/aarch64.md (cstorecc4): Use
9199 aarch64_comparison_operator_mode instead of
9200 aarch64_comparison_operator.
9201 (cstore<mode>4): Likewise.
9202 (aarch64_cstore<mode>): Likewise.
9203 (*cstoresi_insn_uxtw): Likewise.
9204 (cstore<mode>_neg): Likewise.
9205 (*cstoresi_neg_uxtw): Likewise.
9207 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9210 * config/arm/predicates.md (arm_comparison_operator_mode):
9212 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9213 instead of arm_comparison_operator.
9214 (*mov_negscc): Likewise.
9215 (*mov_notscc): Likewise.
9216 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9217 (*thumb2_mov_negscc): Likewise.
9218 (*thumb2_mov_negscc_strict_it): Likewise.
9219 (*thumb2_mov_notscc): Likewise.
9220 (*thumb2_mov_notscc_strict_it): Likewise.
9222 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9224 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9227 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9229 * config/visium/visium.c (machine_libfunc_index): New enum.
9230 (machine_libfuncs): New structure.
9231 (visium_libfuncs): New static variable.
9232 (TARGET_INIT_LIBFUNCS): Define to...
9233 (visium_init_libfuncs): ...this. New function.
9234 (expand_block_move_4): Use the appropriate libfunc.
9235 (expand_block_move_2): Likewise.
9236 (expand_block_move_1): Likewise.
9237 (expand_block_set_4): Likewise.
9238 (expand_block_set_2): Likewise.
9239 (expand_block_set_1): Likewise.
9240 (visium_trampoline_init): Likewise.
9242 2016-02-17 Nick Clifton <nickc@redhat.com>
9244 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9245 TI's devices.csv file as of March 2016.
9247 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9250 * opts-global.c (handle_common_deferred_options): Introduce and
9251 initialize two global variables to remember command-line options
9252 specifying a stack-limiting register.
9253 * opts.h: Add extern declarations of the two new global variables.
9254 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9255 variable based on the values of the two new global variables.
9257 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9260 * common.opt (Wnonnull-compare): New warning.
9261 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9262 of arguments against NULL.
9263 (-Wnonnull-compare): Document.
9264 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9265 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9266 * passes.def (pass_warn_nonnull_compare): Add.
9267 * gimple-ssa-nonnull-compare.c: New file.
9269 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9271 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9272 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9274 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9276 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9277 reciprocal sqrt for -mlow-precision-recip-sqrt.
9279 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9280 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9282 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9283 always use lane loads to construct non-constant vectors.
9285 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9287 * config/aarch64/aarch64.md
9288 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
9289 constraints for operand 3.
9290 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
9292 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9293 Richard Biener <rguenther@suse.de>
9295 PR tree-optimization/69820
9296 * tree-vect-patterns.c (type_conversion_p): Return false if
9297 *orig_type is unsigned single precision or boolean.
9298 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
9301 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9303 PR rtl-optimization/69764
9304 PR rtl-optimization/69771
9305 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
9306 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
9308 2016-02-16 Richard Biener <rguenther@suse.de>
9310 PR tree-optimization/69776
9311 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
9313 (indirect_refs_may_alias_p): Likewise.
9314 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
9315 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
9316 according to tbaa_p.
9317 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
9318 (optimize_stmt): For redundant store discovery do not allow tbaa.
9320 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
9322 PR tree-optimization/69714
9323 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
9324 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
9326 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
9328 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
9329 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
9330 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
9331 * config/arc/arc.c (arc_init): Check FPU options.
9332 (get_arc_condition_code): Handle new CC_FPU* modes.
9333 (arc_select_cc_mode): Likewise.
9334 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
9335 register pair only. Allow access for ARCv2 accumulator.
9336 (gen_compare_reg): Whenever we have FPU support use FPU compare
9338 (arc_reorg): Don't generate brcc insns when FPU compare
9339 instructions are involved.
9340 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
9341 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
9342 floating point emulation.
9343 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
9344 (REVERSE_CONDITION): Add new CC_FPU* modes.
9345 (TARGET_FP_SP_BASE): Define.
9346 (TARGET_FP_DP_BASE): Likewise.
9347 (TARGET_FP_SP_FUSED): Likewise.
9348 (TARGET_FP_DP_FUSED): Likewise.
9349 (TARGET_FP_SP_CONV): Likewise.
9350 (TARGET_FP_DP_CONV): Likewise.
9351 (TARGET_FP_SP_SQRT): Likewise.
9352 (TARGET_FP_DP_SQRT): Likewise.
9353 (TARGET_FP_DP_AX): Likewise.
9354 * config/arc/arc.md (ARCV2_ACC): New constant.
9355 (type): New fpu type attribute.
9356 (SDF): Conditional iterator.
9357 (cstore<mode>, cbranch<mode>): Change expand condition.
9358 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
9359 handles FPU/FPX cases as well.
9360 * config/arc/arc.opt (mfpu): New option.
9361 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
9363 (adddf3, muldf3, subdf3): Removed.
9364 * config/arc/predicates.md (proper_comparison_operator): Recognize
9366 * config/arc/fpu.md: New file.
9367 * doc/invoke.texi (ARC Options): Document mfpu option.
9369 2016-02-16 Richard Biener <rguenther@suse.de>
9371 PR rtl-optimization/69291
9372 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
9373 noce_operand_ok check.
9375 2016-02-16 Tom de Vries <tom@codesourcery.com>
9378 * omp-low.c (simd_clone_create): Remove call to
9379 symtab->call_cgraph_insertion_hooks.
9381 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9383 PR tree-optimization/69802
9384 * tree-ssa-reassoc.c (update_range_test): If op is
9385 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
9386 op == 1 test of precision 1 integral op, otherwise handle
9387 that case as op itself. Fix up formatting.
9388 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
9391 2016-02-16 Richard Biener <rguenther@suse.de>
9393 PR tree-optimization/69586
9394 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
9395 types for conversion sources.
9397 2016-02-16 Richard Biener <rguenther@suse.de>
9400 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
9401 mask OEP_ADDRESS_OF.
9403 2016-02-16 Alan Modra <amodra@gmail.com>
9406 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
9407 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
9408 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
9410 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
9411 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
9412 (p8_fmrgow_<mode>): Likewise.
9413 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
9415 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
9416 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
9417 to use movdi_internal64. Remove op0_di.
9418 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
9420 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
9422 Add support for the FCCMP insn types
9424 * config/aarch64/aarch64.md (fccmp): Change insn type.
9426 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
9427 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
9428 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
9429 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
9430 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
9431 * config/arm/types.md (fccmps): Add new insn type.
9434 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
9436 * alias.c (get_alias_set): Fix a typo in comment.
9438 2016-02-15 Richard Biener <rguenther@suse.de>
9440 PR tree-optimization/69595
9441 * match.pd: Complete range test simplification to true.
9443 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
9445 PR rtl-optimization/69648
9446 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
9447 pic_offset_table_rtx.
9449 PR rtl-optimization/69752
9450 * ira.c (update_equiv_regs): When looking for more than a single SET,
9451 also take other side effects into account.
9453 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9455 * config/s390/s390.c (s390_function_profiler): Add a new sequence
9456 for z900+ CPUs in 31-bit mode.
9458 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
9460 * common/config/s390/s390-common.c (s390_supports_split_stack):
9462 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
9463 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
9464 * config/s390/s390.c (struct machine_function): New field
9465 split_stack_varargs_pointer.
9466 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
9467 in s390_emit_prologue.
9468 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
9470 (morestack_ref): New global.
9471 (SPLIT_STACK_AVAILABLE): New macro.
9472 (s390_expand_split_stack_prologue): New function.
9473 (s390_live_on_entry): New function.
9474 (s390_va_start): Use split-stack vararg pointer if appropriate.
9475 (s390_asm_file_end): Emit the split-stack note sections.
9476 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
9477 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
9478 (UNSPECV_SPLIT_STACK_CALL): New unspec.
9479 (UNSPECV_SPLIT_STACK_DATA): New unspec.
9480 (split_stack_prologue): New expand.
9481 (split_stack_space_check): New expand.
9482 (split_stack_data): New insn.
9483 (split_stack_call): New expand.
9484 (split_stack_call_*): New insn.
9485 (split_stack_cond_call): New expand.
9486 (split_stack_cond_call_*): New insn.
9488 2016-02-15 Richard Biener <rguenther@suse.de>
9490 PR tree-optimization/69783
9491 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9492 Add trivially correct cases.
9494 2016-02-15 Tom de Vries <tom@codesourcery.com>
9497 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
9499 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
9501 2016-02-15 Richard Biener <rguenther@suse.de>
9503 PR tree-optimization/69776
9504 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
9505 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
9506 indicate whether we can use TBAA to disambiguate against stores.
9507 Use alias-set zero if not.
9508 (visit_reference_op_store): Do not use TBAA when looking up
9510 * tree-ssa-pre.c (compute_avail): Use TBAA here.
9511 (eliminate_dom_walker::before_dom_children): But not when looking
9512 up redundant stores.
9514 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
9516 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
9518 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9520 * config/i386/znver1.md
9521 (znver1_pop, znver1_pop_mem,
9522 znver1_load_imov_double_store,
9523 znver1_load_imov_direct_store,
9524 znver1_load_imov_direct_load,
9525 znver1_load_imov_double_load): Add new.
9526 (znver1_insn, znver1_insn_load): Add icmov type.
9528 znver1_sseavx_fma_load,
9530 znver1_avx256_fma_load): Fix pipe usage.
9532 2016-02-14 Alan Modra <amodra@gmail.com>
9535 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
9536 with an invalid hard reg, reload just the reg not the entire
9537 pre/post-inc/dec address expression.
9539 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9542 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
9543 fixed R1_REG scratch reg.
9544 (sibcall_value_pcrel_fdpic): Likewise.
9546 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
9550 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
9552 2016-02-12 Walter Lee <walt@tilera.com>
9554 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
9555 * config/tilegx/t-tilegx: Likewise.
9557 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9560 * diagnostic-show-locus.c (struct line_span): New struct.
9561 (layout::get_first_line): Delete.
9562 (layout::get_last_line): Delete.
9563 (layout::get_num_line_spans): New member function.
9564 (layout::get_line_span): Likewise.
9565 (layout::print_heading_for_line_span_index_p): Likewise.
9566 (layout::get_expanded_location): Likewise.
9567 (layout::calculate_line_spans): Likewise.
9568 (layout::m_first_line): Delete.
9569 (layout::m_last_line): Delete.
9570 (layout::m_line_spans): New field.
9571 (layout::layout): Update comment. Replace m_first_line and
9572 m_last_line with m_line_spans, replacing their initialization
9573 with a call to calculate_line_spans.
9574 (diagnostic_show_locus): When printing source lines and
9575 annotations, rather than looping over a single span
9576 of lines, instead loop over each line_span within
9577 the layout, with an inner loop over the lines within them.
9578 Call the context's start_span callback when changing line spans.
9579 * diagnostic.c (diagnostic_initialize): Initialize start_span.
9580 (diagnostic_build_prefix): Break out the building of the location
9581 part of the string into...
9582 (diagnostic_get_location_text): ...this new function, rewriting
9583 it from nested ternary expressions to a sequence of "if"
9585 (default_diagnostic_start_span_fn): New function.
9586 * diagnostic.h (diagnostic_start_span_fn): New typedef.
9587 (diagnostic_context::start_span): New field.
9588 (default_diagnostic_start_span_fn): New prototype.
9590 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9593 * gcc.c (driver::finalize): Fix cleanup of "specs".
9595 2016-02-12 David Malcolm <dmalcolm@redhat.com>
9599 * gcc.c (driver::driver): Initialize m_option_suggestions.
9600 (driver::~driver): Clean up m_option_suggestions.
9601 (suggest_option): Convert to...
9602 (driver::suggest_option): ...this, and split out into
9603 driver::build_option_suggestions and find_closest_string.
9604 (driver::build_option_suggestions): New function, from
9605 first half of suggest_option. Special-case
9606 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
9607 the sanitizer_opts array. For options of enum types, add the
9608 various enum values to the candidate strings.
9609 (driver::handle_unrecognized_options): Remove "const".
9610 * gcc.h (driver::handle_unrecognized_options): Likewise.
9611 (driver::build_option_suggestions): New decl.
9612 (driver::suggest_option): New decl.
9613 (driver::m_option_suggestions): New field.
9614 * opts-common.c (add_misspelling_candidates): New function.
9615 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
9616 and make non-static.
9617 * opts.h (sanitizer_opts): New array decl.
9618 (add_misspelling_candidates): New function decl.
9619 * spellcheck.c (find_closest_string): New function.
9620 * spellcheck.h (find_closest_string): New function decl.
9622 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9624 PR rtl-optimization/69764
9625 PR rtl-optimization/69771
9626 * optabs.c (expand_binop_directly): For shift_optab_p, force
9627 convert_modes with VOIDmode if xop1 has VOIDmode.
9629 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
9632 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
9633 to correctly determine instrumentation thunks.
9635 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9638 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
9639 type by reference, force lhs on the call.
9642 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
9643 Compute retval and retbnd early in all cases if split_part_return_p
9644 and return_bb is not EXIT. Remove all clobber stmts and reset
9645 all debug stmts that refer to SSA_NAMEs defined in split part,
9646 except if it is retval, in that case replace the old retval with the
9647 lhs of the call to the split part.
9649 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9652 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9655 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9656 whose result is used in PHI.
9657 (maybe_optimize_range_tests): Likewise.
9658 (final_range_test_p): Likweise.
9660 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
9663 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
9664 whose result is used in PHI.
9665 (maybe_optimize_range_tests): Likewise.
9666 (final_range_test_p): Likweise.
9668 2016-02-12 Jakub Jelinek <jakub@redhat.com>
9670 * cgraph.c: Spelling fixes - behaviour -> behavior and
9671 neighbour -> neighbor.
9672 * target.def: Likewise.
9673 * sel-sched.c: Likewise.
9674 * config/mips/mips.c: Likewise.
9675 * config/arc/arc.md: Likewise.
9676 * config/arm/cortex-a57.md: Likewise.
9677 * config/arm/arm.c: Likewise.
9678 * config/arm/neon.md: Likewise.
9679 * config/arm/arm-c.c: Likewise.
9680 * config/vms/vms-c.c: Likewise.
9681 * config/s390/s390.c: Likewise.
9682 * config/i386/znver1.md: Likewise.
9683 * config/i386/i386.c: Likewise.
9684 * config/ia64/hpux-unix2003.h: Likewise.
9685 * config/msp430/msp430.md: Likewise.
9686 * config/rx/rx.c: Likewise.
9687 * config/rx/rx.md: Likewise.
9688 * config/aarch64/aarch64-simd.md: Likewise.
9689 * config/aarch64/aarch64.c: Likewise.
9690 * config/nvptx/nvptx.c: Likewise.
9691 * config/bfin/bfin.c: Likewise.
9692 * config/cris/cris.opt: Likewise.
9693 * config/rs6000/rs6000.c: Likewise.
9694 * target.h: Likewise.
9695 * spellcheck.c: Likewise.
9696 * ira-build.c: Likewise.
9697 * tree-inline.c: Likewise.
9698 * builtins.c: Likewise.
9699 * lra-constraints.c: Likewise.
9700 * explow.c: Likewise.
9701 * hwint.h: Likewise.
9702 * targhooks.c: Likewise.
9703 * tree-vect-data-refs.c: Likewise.
9705 * doc/tm.texi: Likewise.
9706 * doc/extend.texi: Likewise.
9707 * doc/install.texi: Likewise.
9708 * doc/md.texi: Likewise.
9709 * tree-ssa-tail-merge.c: Likewise.
9710 * sched-int.h: Likewise.
9711 * match.pd: Likewise.
9712 * sched-ebb.c: Likewise.
9713 * target.def (omit_struct_return_reg): Likewise.
9714 * gimple-ssa-isolate-paths.c: Likewise.
9715 (find_implicit_erroneous_behaviour): Renamed to...
9716 (find_implicit_erroneous_behavior): ... this.
9717 (find_explicit_erroneous_behaviour): Renamed to...
9718 (find_explicit_erroneous_behavior): ... this.
9719 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
9721 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
9723 PR rtl-optimization/64682
9724 PR rtl-optimization/69567
9725 PR rtl-optimization/69737
9726 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
9727 in I2 as well, just lose it.
9729 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9731 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
9733 (aarch64_last_printed_tune_string): Likewise.
9734 (aarch64_declare_function_name): Only output .arch assembler
9735 directive if it will be different from the previously output
9736 directive. Same for .tune comment but only if -dA is set.
9737 (aarch64_start_file): New function.
9738 (TARGET_ASM_FILE_START): Define.
9740 2016-02-11 David Malcolm <dmalcolm@redhat.com>
9743 * Makefile.in (PLUGIN_HEADERS): Add params.list.
9745 2016-02-11 Jakub Jelinek <jakub@redhat.com>
9748 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
9749 -Wmaybe-uninitialized warning.
9751 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
9754 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
9756 2016-02-11 Richard Biener <rguenther@suse.de>
9758 PR rtl-optimization/69291
9759 * ifcvt.c (noce_try_store_flag_constants): Do not allow
9760 subexpressions affected by changing the result.
9762 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
9765 * lra-constraints.c (curr_insn_transform): Find in/out operands
9766 for secondary memory moves. Update dups.
9768 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
9770 PR tree-optimization/69652
9771 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
9772 to nested loop, did source re-formatting, skip debug statements,
9773 add check on statement with volatile operand, remove dead scalar
9776 2016-02-10 Jakub Jelinek <jakub@redhat.com>
9777 Patrick Palka <ppalka@gcc.gnu.org>
9781 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
9782 calls if the return type is TREE_ADDRESSABLE.
9783 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
9784 * ipa-split.c (split_function): Fix doubled "we" in comment.
9785 Use void return type for the split part even if
9786 !split_point->split_part_set_retval.
9788 2016-02-10 Bin Cheng <bin.cheng@arm.com>
9790 PR tree-optimization/68021
9791 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
9792 when computing the value of biv cand by itself.
9794 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9796 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
9797 (cortexa57_tunings): Likewise.
9798 (cortexa72_tunings): Likewise.
9799 (arch_macro_fusion_pair_p): Add support for AES fusion.
9800 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
9801 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
9802 Allow virtual registers before reload so early scheduling works.
9803 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
9804 correct latency and pipeline.
9805 (cortex_a57_crypto_complex): Likewise.
9806 (cortex_a57_crypto_xor): Likewise.
9807 (define_bypass): Add AES bypass.
9809 2016-02-10 Richard Biener <rguenther@suse.de>
9811 PR tree-optimization/69726
9812 * passes.def: Add DCE pass before late uninit.
9813 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
9814 really fixup if-conversions job.
9816 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
9818 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
9819 (arm_cortex_a57_tune): Likewise.
9820 (aarch_macro_fusion_pair_p): Add support for AES fusion.
9821 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
9823 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
9825 * timevar.def (TV_PHASE_DBGINFO): Delete.
9826 (TV_PHASE_CHECK_DBGINFO): Likewise.
9827 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
9829 2016-02-10 Richard Biener <rguenther@suse.de>
9831 PR tree-optimization/69719
9832 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9833 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
9835 2016-02-09 Andrew Pinski <apinski@cavium.com>
9838 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
9839 get_vcond_mask_icode returns false.
9841 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9844 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
9845 an ADDIS that adds a pointer to a large constant that sets the
9846 upper16 bits with a load operation.
9848 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9851 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
9853 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
9855 (vzipq_s16): Likewise.
9856 (vzipq_s32): Likewise.
9857 (vzipq_f32): Likewise.
9858 (vzipq_u8): Likewise.
9859 (vzipq_u16): Likewise.
9860 (vzipq_u32): Likewise.
9861 (vzipq_p8): Likewise.
9862 (vzipq_p16): Likewise.
9864 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
9867 * config/arm/arm.c (neon_endian_lane_map): New function.
9868 (neon_vector_pair_endian_lane_map): New function.
9869 (arm_evpc_neon_vuzp): Allow for big endian lane order.
9870 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
9872 (vuzpq_s16): Likewise.
9873 (vuzpq_s32): Likewise.
9874 (vuzpq_f32): Likewise.
9875 (vuzpq_u8): Likewise.
9876 (vuzpq_u16): Likewise.
9877 (vuzpq_u32): Likewise.
9878 (vuzpq_p8): Likewise.
9879 (vuzpq_p16): Likewise.
9881 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
9884 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
9887 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
9889 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
9890 truncate const_int operand 1 to QImode.
9892 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
9894 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
9895 corresponding to an abnormal edge.
9897 2016-02-09 Tom de Vries <tom@codesourcery.com>
9899 PR tree-optimization/69599
9900 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
9902 (find_func_aliases_for_builtin_call, find_func_clobbers)
9903 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
9906 2016-02-09 Richard Biener <rguenther@suse.de>
9908 PR tree-optimization/69715
9909 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
9910 LHS on calls as non-rewritable.
9912 2016-02-09 Tom de Vries <tom@codesourcery.com>
9915 * lto-wrapper.c (append_diag_options): New function.
9916 (compile_offload_image): Call append_diag_options.
9918 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
9921 * doc/extend.texi (Flag Output Operands): Correct sectioning.
9922 Minor copy-edit to fix verb tenses.
9924 2016-02-08 Jakub Jelinek <jakub@redhat.com>
9926 PR tree-optimization/69209
9927 * ipa-split.c (split_function): If split part is not
9928 returning retval, retval has gimple type but is not
9929 gimple value, force it into a SSA_NAME first.
9931 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
9933 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
9936 2016-02-08 Jason Merrill <jason@redhat.com>
9939 * convert.c (convert_to_integer_1): Check dofold on truncation
9941 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
9942 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
9943 Rename from *_nofold.
9944 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
9945 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
9947 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
9950 * tree.c (build_common_tree_nodes): Remove short_double argument.
9951 All callers changed.
9952 * tree.h (build_common_tree_nodes): Adjust declaration.
9953 * doc/invoke.texi (-fshort-double): Remove documentation.
9954 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9955 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
9956 * lto-wrapper.c (merge_and_complain, append_compiler_options)
9957 (append_linker_options): Don't handle OPT_fshort_double.
9959 PR rtl-optimization/68730
9960 * lra-remat.c (insn_to_cand_activation): New static variable.
9961 (lra_remat): Allocate and free it.
9962 (create_cand): New arg activation. Initialize a field in
9963 insn_to_cand_activation if it is nonnull.
9964 (create_cands): Pass the activation insn to create_cand when making
9965 a candidate involving an output reload. Reorganize code a little.
9966 (do_remat): Keep track of active status of candidates in a separate
9969 2016-02-08 Richard Biener <rguenther@suse.de>
9971 PR tree-optimization/69719
9972 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
9973 Properly use absolute of the difference of the two offsets to
9974 compare or adjust the segment length.
9976 2016-02-08 Richard Biener <rguenther@suse.de>
9977 Jeff Law <law@redhat.com>
9980 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
9981 types for anonymous SSA names.
9983 2016-02-08 Richard Biener <rguenther@suse.de>
9985 PR rtl-optimization/69274
9986 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
9988 2016-02-08 Jeff Law <law@redhat.com>
9990 PR tree-optimization/65917
9991 * tree-ssa-dom.c (record_temporary_equivalences): Record both
9992 equivalences from if (x == y) style conditionals.
9993 (loop_depth_of_name): Remove.
9994 (record_equality): Remove loop depth check.
9995 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
9996 (const_and_copies::record_const_or_copy_raw): New member function.
9997 * tree-ssa-scopedtables.c
9998 (const_and_copies::record_const_or_copy_raw): New, factored out of
9999 (const_and_copies::record_const_or_copy): Call new member function.
10001 2016-02-05 Jeff Law <law@redhat.com>
10003 PR tree-optimization/68541
10004 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
10005 (count_stmts_in_block): New function.
10006 (poor_ifcvt_candidate_code): Likewise.
10007 (is_feasible_trace): Add some heuristics to determine when path
10008 splitting is profitable.
10009 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
10010 is a diamond with a single exit.
10012 2016-02-05 Martin Sebor <msebor@redhat.com>
10015 * doc/invoke.texi: Update -Wplacement-new to take an optional
10018 2016-02-06 Richard Henderson <rth@redhat.com>
10021 * tree.c (tree_nop_conversion_p): Do not strip casts into or
10022 out of non-standard address spaces.
10024 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10026 PR rtl-optimization/69691
10027 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
10029 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
10031 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
10032 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
10033 (*ieee128_mfvsrd_64bit): Likewise.
10034 (*ieee128_mfvsrd_32bit): Likewise.
10036 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
10040 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10042 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10043 instrumented_version.
10045 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
10047 * doc/invoke.texi (Optimize Options): In table of --param options
10048 rename second occurrence of tracer-min-branch-ratio to
10049 tracer-min-branch-probability, rename
10050 tracer-min-branch-ratio-feedback to
10051 tracer-min-branch-probability-feedback and clarify description,
10052 rename sched-spec-state-edge-prob-cutoff to
10053 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
10054 to selsched-insns-to-rename, rename lto-minpartition to
10055 lto-min-partition, delete reorder-blocks-duplicate and
10056 reorder-blocks-duplicate-feedback.
10058 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10060 * config/s390/s390.c (s390_register_info_set_ranges): Remove
10063 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
10065 * doc/extend.texi: S/390: Correct some typos.
10067 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10069 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
10071 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10074 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
10075 (s390_register_info_gprtofpr): Use new macros above.
10076 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10078 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10079 its name. Adjust restore and save gpr ranges.
10080 (s390_register_info_set_ranges): New function.
10081 (s390_register_info): Use new macros above. Call
10082 s390_register_info_set_ranges.
10083 (s390_optimize_register_info): Likewise.
10084 (s390_hard_regno_rename_ok): Use new macros.
10085 (s390_hard_regno_scratch_ok): Likewise.
10086 (s390_emit_epilogue): Likewise.
10087 (s390_can_use_return_insn): Likewise.
10088 (s390_optimize_prologue): Likewise.
10089 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10091 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10094 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10096 (ix86_option_override_internal): Disable TARGET_STV even for
10097 -m{incoming,preferred}-stack-boundary=3.
10099 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10101 * config.gcc: Mark deprecated rtems targets as obsolete.
10103 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10105 PR rtl-optimization/64682
10106 PR rtl-optimization/69567
10107 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10108 before I2 only if the register is both used and set in I2.
10110 2016-02-04 DJ Delorie <dj@redhat.com>
10112 * config/msp430/msp430.c (msp430_start_function): Add function type.
10114 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10117 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10119 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10121 PR rtl-optimization/69577
10123 2015-10-29 Richard Henderson <rth@redhat.com>
10127 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10128 sse check to the exact conditions of PR 67609.
10130 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10133 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10134 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10135 not allowed into the traditional Altivec registers.
10136 (movtd_64bit_nodm): Likewise.
10137 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10139 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10141 * config/aarch64/cortex-a57-fma-steering.c
10142 (aarch64_register_fma_steering): Remove "static" from arguments
10145 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10148 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10149 twice when complex.
10151 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10153 * doc/invoke.texi: Delete -mno-fma4.
10155 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10157 PR rtl-optimization/69577
10158 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10159 (find_subregs_of_mode): Update accordingly. Iterate over partial
10162 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10164 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10165 * config/arm/arm.c (neon_reinterpret): Remove.
10166 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10167 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10168 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10169 vreinterpretti): Remove.
10170 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10171 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10172 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10173 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10174 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10175 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10176 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10177 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10178 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10179 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10180 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10181 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10182 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10183 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10184 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10185 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10186 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10187 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10188 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10189 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10190 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10191 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10192 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10193 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10194 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10195 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10196 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10197 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10198 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10199 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10200 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10201 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10202 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10203 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10204 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10205 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10206 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10207 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10208 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10209 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10210 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10211 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10212 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10213 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10214 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10215 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10216 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10217 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10218 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10219 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10220 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10221 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10222 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10223 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10224 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10225 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10226 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10227 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10228 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10229 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10230 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10231 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10232 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10233 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10234 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10235 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10236 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10237 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10238 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10239 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10240 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10241 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10242 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10243 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10244 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10245 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10246 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10247 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10248 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10249 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10250 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10251 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10252 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10253 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10254 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10255 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10256 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10257 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10258 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10259 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10260 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10261 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10262 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10263 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10264 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10265 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10266 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10267 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10268 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10269 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10270 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10271 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10272 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10274 2016-02-04 Martin Liska <mliska@suse.cz>
10277 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10278 that are gimple_store_p.
10279 (maybe_instrument_call): Likewise.
10281 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10283 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10284 register scaling out of memory reference and comment why.
10286 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10290 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
10291 folding the source of a SET.
10293 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10297 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
10298 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
10300 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
10304 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
10307 2016-02-04 Christian Bruel <christian.bruel@st.com>
10309 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
10310 * config/arm/arm.c (arm_set_current_function): Likewise.
10312 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10313 Ilya Enkovich <enkovich.gnu@gmail.com>
10314 H.J. Lu <hongjiu.lu@intel.com>
10317 * config/i386/i386.c (convert_scalars_to_vector): Remove
10318 stack alignment fixes.
10319 (ix86_option_override_internal): Disable TARGET_STV if stack
10320 might not be aligned enough.
10321 (ix86_minimum_alignment): Assert that TARGET_STV is false.
10323 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
10325 * config/i386/x86-tune.def: Disable default prefetching
10328 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10329 Vladimir Makarov <vmakarov@redhat.com>
10332 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
10333 in validating fused toc addresses.
10335 2016-02-03 Jakub Jelinek <jakub@redhat.com>
10338 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
10339 range->m_caret fields if range->m_show_caret_p is false.
10342 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
10343 Force oldval into register if it does not satisfy reg_or_short_operand
10344 predicate. Fix up formatting.
10346 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
10347 Alexandre Oliva <aoliva@redhat.com>
10350 * lra-constraints.c (simplify_operand_subreg): Check additionally
10351 address validity after potential reloading.
10352 (process_address_1): Check insns validity. In case of failure do
10355 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
10358 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
10361 2016-02-02 Jakub Jelinek <jakub@redhat.com>
10363 * wide-int.cc (canonize_uhwi): New function.
10364 (wi::divmod_internal): Use it.
10366 2016-02-02 James Norris <jnorris@codesourcery.com
10368 * gimplify.c (omp_notice_variable): Add usage check.
10370 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
10372 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
10373 like LE, GE, LT, GT when emitting relational operator.
10375 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10377 * ira-costs.c (find_costs_and_classes): Add extra argument.
10378 * target.def (ira_change_pseudo_allocno_class): Add parameter.
10379 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
10380 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
10381 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
10382 Add best_class parameter, and return it if not ALL_REGS.
10383 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
10385 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
10386 Update target hook.
10388 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
10390 * config/aarch64/aarch64.c
10391 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
10392 (aarch64_ira_change_pseudo_allocno_class): New function.
10394 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
10397 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
10399 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10401 * config/avr/avr.c (avr_option_override): Set
10402 PARAM_ALLOW_STORE_DATA_RACES to 1.
10404 2016-02-02 Richard Biener <rguenther@suse.de>
10406 PR tree-optimization/69595
10407 * match.pd: Add range test simplifications to true/false.
10409 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
10411 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
10412 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
10415 2016-02-02 Richard Biener <rguenther@suse.de>
10417 PR tree-optimization/69606
10418 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
10419 info on the result before moving a stmt.
10421 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
10423 PR middle-end/68542
10424 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
10425 branch with vector comparison.
10426 * config/i386/sse.md (VI48_AVX): New mode iterator.
10427 (define_expand "cbranch<mode>4): Add support for conditional branch
10428 with vector comparison.
10429 * tree-vect-loop.c (optimize_mask_stores): New function.
10430 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
10431 has_mask_store field of vect_info.
10432 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
10433 vectorized loops having masked stores after vec_info destroy.
10434 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
10435 correspondent macros.
10436 (optimize_mask_stores): Add prototype.
10438 2016-02-02 Alan Modra <amodra@gmail.com>
10441 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
10444 2016-02-02 Alan Modra <amodra@gmail.com>
10447 * config/rs6000/rs6000.c (need_toc_init): New var, set it
10448 whenever toc_label_name used.
10449 (rs6000_file_start): Don't set up toc section here,
10450 (rs6000_output_function_epilogue): do so here instead,
10451 (rs6000_xcoff_file_start): and here.
10452 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
10453 (load_toc_aix_di): Likewise.
10455 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10457 PR rtl-optimization/69592
10458 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
10459 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
10460 (num_sign_bit_copies_binary_arith_p): New inline function.
10461 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
10463 2016-02-01 Jeff Law <law@redhat.com>
10465 PR tree-optimization/69580
10466 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
10467 * tree-ssa-threadbackward.c
10468 (fsm_find_control_statement_thread_paths): Do not try to walk
10469 through large PHI nodes.
10471 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10473 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
10474 when count is incremented above limit, don't analyze further
10477 * omp-low.c (oacc_parse_default_dims): Avoid
10478 -Wsign-compare warning, make sure value fits into int
10479 rather than just unsigned int.
10481 2016-02-01 Bin Cheng <bin.cheng@arm.com>
10483 PR tree-optimization/67921
10484 * fold-const.c (split_tree): New parameters. Convert pointer
10485 type variable part to proper type before negating.
10486 (fold_binary_loc): Pass new arguments to split_tree.
10488 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
10490 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
10491 (nvptx_goacc_validate_dims): Extend to handle global defaults.
10492 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
10493 * doc/tm.texti: Rebuilt.
10494 * doc/invoke.texi (fopenacc-dim): Document.
10495 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
10496 (append_compiler_options): Likewise.
10497 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
10498 (oacc_parse_default_dims): New.
10499 (oacc_validate_dims): Add USED arg. Select non-unity default when
10501 (oacc_loop_fixed_partitions): Return mask of used partitions.
10502 (oacc_loop_auto_partitions): Emit dump info.
10503 (oacc_loop_partition): Return mask of used partitions.
10504 (execute_oacc_device_lower): Parse default dimension arg. Adjust
10505 loop partitioning and validation calls.
10507 2016-02-01 Richard Biener <rguenther@suse.de>
10509 PR middle-end/69556
10510 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
10512 2016-02-01 Richard Biener <rguenther@suse.de>
10514 PR tree-optimization/69574
10515 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
10516 of asserting return chrec_dont_know.
10518 2016-02-01 Martin Liska <mliska@suse.cz>
10520 * mem-stats-traits.h: Add copyright header.
10521 * mem-stats.h: Likewise.
10523 2016-02-01 Richard Biener <rguenther@suse.de>
10525 PR tree-optimization/69579
10526 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
10527 Do not propagate through abnormal PHI results.
10529 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
10531 * postreload.c (reload_cse_simplify): Remove dead code.
10533 2016-02-01 Jakub Jelinek <jakub@redhat.com>
10535 PR rtl-optimization/69570
10536 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
10537 if there is more than one set, not if there is a single set.
10539 2016-02-01 Richard Henderson <rth@redhat.com>
10542 * combine.c (make_compound_operation): When looking through a
10543 subreg, make sure to re-extend to the width of the outer mode.
10545 2016-01-30 Jakub Jelinek <jakub@redhat.com>
10547 PR tree-optimization/69546
10548 * wide-int.cc (wi::divmod_internal): For unsigned division
10549 where both operands fit into uhwi, if o1 is 1 and o0 has
10550 msb set, if divident_prec is larger than bits per hwi,
10551 clear another quotient word and return 2 instead of 1.
10552 Similarly for remainder with msb in HWI set, if dividend_prec
10553 is larger than bits per hwi.
10555 2016-01-29 Martin Jambor <mjambor@suse.cz>
10557 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
10558 Use short lowercase names.
10559 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
10560 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
10561 acq_rel one. Protect warning agains segfaults if
10562 get_memory_order_name returns NULL.
10563 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
10564 with release semantics. Do not warn if get_memory_order already did.
10565 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
10566 semantics. Fix check for relaxed or acquire semantics. Do not warn
10567 if get_memory_order already did.
10569 2016-01-29 Sebastian Pop <s.pop@samsung.com>
10571 * doc/install.texi: Document that isl-0.16 is supported.
10573 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
10576 * config/i386/constraints.md (Bm): Describe as special memory
10578 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
10579 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10580 * genpreds.c (struct constraint_data): Add is_special_memory.
10581 (have_special_memory_constraints, special_memory_start): New
10583 (special_memory_end): Ditto.
10584 (add_constraint): Add new arg is_special_memory. Add code to
10585 process its true value. Update have_special_memory_constraints.
10586 (process_define_constraint): Pass the new arg.
10587 (process_define_register_constraint): Ditto.
10588 (choose_enum_order): Process special memory.
10589 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
10590 function insn_extra_special_memory_constraint.
10591 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10592 * gensupport.c (process_rtx): Process
10593 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
10594 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
10595 * ira-lives.c (single_reg_class): Use
10596 insn_extra_special_memory_constraint.
10597 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
10598 * lra-constraints.c (process_alt_operands): Ditto.
10599 (curr_insn_transform): Use insn_extra_special_memory_constraint.
10600 * recog.c (asm_operand_ok, preprocess_constraints): Process
10602 * reload.c (find_reloads): Ditto.
10603 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
10604 * stmt.c (parse_input_constraint): Use
10605 insn_extra_special_memory_constraint.
10607 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10610 * lra-splill.c (lra_final_code_change): Revert r229087 by
10611 removing all sub-registers.
10613 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
10616 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
10618 2016-01-29 Jakub Jelinek <jakub@redhat.com>
10621 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
10622 SSE1, copy target into the temporary reg first before recursing
10625 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
10627 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
10630 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10632 * ginclude/stdarg.h: Test __cplusplus instead of
10633 __GXX_EXPERIMENTAL_CXX0X__.
10635 2016-01-29 Richard Biener <rguenther@suse.de>
10637 PR tree-optimization/69547
10638 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
10639 Do not mark clobbers necessary.
10640 (mark_all_reaching_defs_necessary_1): Likewise.
10642 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10644 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
10645 declaration name with %qs and print it in both error messages.
10646 Also fix indentation.
10648 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
10651 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
10652 trailing blank line from error message.
10654 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
10657 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
10660 2016-01-29 Richard Biener <rguenther@suse.de>
10662 PR middle-end/69537
10663 * match.pd: Allow all integral types when simplifying a
10664 widening or sign-changing conversion.
10666 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10668 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
10669 back to setting codegen_error to fail codegen.
10671 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
10674 * config/i386/constraints.md (C): Only accept constant zero operand.
10675 (BC): New constraint.
10676 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
10677 instead of C constraint.
10678 * doc/md.texi (Machine Constraints): Update description
10681 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
10684 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
10686 2016-01-28 Jakub Jelinek <jakub@redhat.com>
10688 PR middle-end/69542
10689 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
10692 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
10694 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
10695 branches if using guessed profile.
10697 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
10699 * graphite-optimize-isl.c (optimize_isl): Fix dump.
10701 2016-01-28 Richard Henderson <rth@redhat.com>
10704 * config/aarch64/aarch64-modes.def (CC_Cmode): New
10705 * config/aarch64/aarch64-protos.h: Update.
10706 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
10707 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
10708 (aarch64_get_condition_code_1): Handle CC_Cmode.
10709 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
10710 (*add<mode>3_compareC_cconly_imm): New.
10711 (*add<mode>3_compareC_cconly): New.
10712 (*add<mode>3_compareC_imm): New.
10713 (add<mode>3_compareC): New.
10714 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
10715 to be first. Use aarch64_carry_operation.
10716 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
10717 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
10718 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
10719 (subti3): Use subdi3_compare1.
10720 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
10721 (sub<mode>3_compare1): New.
10722 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
10723 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
10724 (*subsi3_carryin_uxtw): Likewise.
10725 (*ngc<mode>, *ngcsi_uxtw): Likewise.
10726 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
10727 * config/aarch64/iterators.md (DWI): New.
10728 * config/aarch64/predicates.md (aarch64_carry_operation): New.
10729 (aarch64_borrow_operation): New.
10731 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10733 * graphite-optimize-isl.c (optimize_isl): Print a different debug
10734 message when isl does not return a valid schedule.
10736 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10738 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
10739 Remove comments from class declarations: they are already in the code
10742 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10744 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
10746 (ternary_op_to_tree): Same.
10747 (unary_op_to_tree): Same.
10748 (nary_op_to_tree): Same.
10749 (gcc_expression_from_isl_expr_op): Same.
10750 (gcc_expression_from_isl_expression): Same.
10751 (graphite_create_new_loop): Same.
10752 (graphite_create_new_loop_guard): Same.
10753 (build_iv_mapping): Same.
10754 (graphite_create_new_guard): Same.
10755 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
10756 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
10758 2016-01-28 Sebastian Pop <s.pop@samsung.com>
10760 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
10761 instead of setting codegen_error to fail codegen.
10763 2016-01-28 Jason Merrill <jason@redhat.com>
10765 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
10767 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10769 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
10770 Remove CONST_INT_P check in CCMP cost calculation.
10772 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10774 * config/aarch64/aarch64.c (generic_vector_cost):
10775 Set vec_permute_cost.
10776 (cortexa57_vector_cost): Likewise.
10777 (exynosm1_vector_cost): Likewise.
10778 (xgene1_vector_cost): Likewise.
10779 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
10780 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
10781 Add vec_permute_cost entry.
10783 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
10785 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
10787 (add<mode>3_compare0): Likewise.
10788 (addsi3_compare0_uxtw): Likewise.
10789 (add<mode>3nr_compare0): Likewise.
10790 (compare_neg<mode>): Likewise.
10791 (<optab><mode>3): Likewise.
10793 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
10795 * tree-vect-stmts.c (vectorizable_comparison): Add
10796 NULL check for vectype.
10798 2016-01-28 Richard Biener <rguenther@suse.de>
10800 PR tree-optimization/69466
10801 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10802 Account for PHIs we couldn't duplicate.
10804 2016-01-28 Martin Liska <mliska@suse.cz>
10807 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
10808 instead of ENABLE_VALGRIND_CHECKING.
10810 2016-01-27 Richard Henderson <rth@redhat.com>
10813 * lra-remat.c (subreg_regs): New.
10814 (dump_candidates_and_remat_bb_data): Dump it.
10815 (operand_to_remat): Reject if operand in subreg_regs.
10816 (set_bb_regs): Collect subreg_regs.
10817 (lra_remat): Init and free subreg_regs. Compute
10818 calculate_local_reg_remat_bb_data before create_cands.
10820 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
10823 * config/i386/i386.c (ix86_update_stack_boundary): Don't
10824 change stack_alignment_needed for __tls_get_addr call.
10826 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
10828 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
10830 2016-01-27 Jeff Law <law@redhat.com>
10832 PR tree-optimization/68398
10833 PR tree-optimization/69196
10834 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
10835 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
10836 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10837 Only count PHIs in the last block in the path. The others will
10838 const/copy propagate away. Add heuristic to allow more irreducible
10839 subloops to be created when it is likely profitable to do so.
10841 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
10842 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
10843 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
10845 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10848 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
10849 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
10850 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
10851 * tree-streamer-in.c: Include asan.h.
10852 (streamer_get_builtin_tree): For builtins in sanitizer
10853 range call initialize_sanitizer_builtins and retry.
10855 2016-01-27 Ian Lance Taylor <iant@google.com>
10857 * common.opt (fkeep-gc-roots-live): New undocumented option.
10858 * tree-ssa-loop-ivopts.c (add_candidate_1): If
10859 -fkeep-gc-roots-live, skip pointers.
10860 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
10863 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
10866 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
10867 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
10869 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
10872 * configure.ac: NetBSD provides SSP in its C library.
10873 * configure: Updated.
10875 2016-01-27 Richard Biener <rguenther@suse.de>
10877 PR tree-optimization/69166
10878 * tree-vect-loop.c (vect_is_simple_reduction): Always check
10879 reduction code for commutativity / associativity.
10881 2016-01-27 Martin Jambor <mjambor@suse.cz>
10883 PR tree-optimization/69355
10884 * tree-sra.c (analyze_access_subtree): Correct hole detection when
10885 total_scalarization fails.
10887 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
10889 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
10892 2016-01-27 Christian Bruel <christian.bruel@st.com>
10895 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
10896 Move arm_reset_previous_fndecl and set_target_option_current_node in
10897 the conditional part. Call save_restore_target_globals.
10898 * config/arm/arm.c (arm_set_current_function):
10899 Refactor to better support #pragma target and attribute mix.
10900 Call save_restore_target_globals.
10901 * config/arm/arm-protos.h (save_restore_target_globals): New function.
10903 2016-01-27 Martin Liska <mliska@suse.cz>
10905 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
10906 reference for an HSA kernel and its host function.
10908 2016-01-27 Jakub Jelinek <jakub@redhat.com>
10910 PR tree-optimization/69399
10911 * wide-int.h (wi::lrshift): For larger precisions, only
10912 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
10914 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
10916 * config/arc/predicates.md (proper_comparison_operator): Reject
10917 constant-constant comparison.
10919 2016-01-26 Tom de Vries <tom@codesourcery.com>
10921 PR tree-optimization/69110
10922 * tree-data-ref.c (initialize_data_dependence_relation): Handle
10923 DR_NUM_DIMENSIONS == 0.
10925 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
10926 Sebastian Pop <s.pop@samsung.com>
10928 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
10929 isl_ast_op_cond and isl_ast_op_select.
10930 (gcc_expression_from_isl_expr_op): Same.
10932 2016-01-26 Jason Merrill <jason@redhat.com>
10935 * tree.c (recompute_constructor_flags): Split out from
10937 (verify_constructor_flags): New.
10938 * tree.h: Declare them.
10940 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
10942 PR rtl-optimization/69217
10943 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
10944 are no TYPE_FIELDS set for the record type.
10946 2016-01-26 Jakub Jelinek <jakub@redhat.com>
10949 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
10950 toc_label_name unconditionally.
10951 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
10952 SYMBOL_REF string. Use toc_label_name instead of constructing
10954 (rs6000_elf_declare_function_name): Use toc_label_name instead of
10955 constructing LCTOC1.
10957 2016-01-26 Martin Sebor <msebor@redhat.com>
10960 * doc/extend.texi (Common Type Attributes): Move text that talks about
10961 attribute packed from attribute aligned to the section discussing
10962 the former attribute for clarity.
10964 2016-01-26 Richard Henderson <rth@redhat.com>
10966 PR middle-end/60908
10967 * trans-mem.c (tm_region_init): Mark entry block as visited.
10969 2016-01-26 David Malcolm <dmalcolm@redhat.com>
10972 * diagnostic-show-locus.c (layout::print_source_line): Replace
10973 call to pp_newline with call to layout::print_newline.
10974 (layout::print_annotation_line): Likewise.
10975 (layout::move_to_column): Likewise.
10976 (layout::print_any_fixits): After printing any fixits, print a
10977 trailing newline, if necessary.
10978 (layout::print_newline): New method, resetting any colorization
10980 (diagnostic_show_locus): Move the pp_newline to before the
10981 early bailout. Remove dummy block enclosing the layout instance.
10982 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
10983 of pp_newline_and_flush with pp_flush.
10984 (diagnostic_append_note): Delete use of pp_newline.
10985 (diagnostic_append_note_at_rich_loc): Delete.
10986 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
10987 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
10988 when newline characters are added to the buffer.
10990 2016-01-26 Michael Matz <matz@suse.de>
10992 * configure.ac (ac_cv_std_swap_in_utility): New test.
10993 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
10994 * configure: Regenerate.
10995 * config.in: Regenerate.
10997 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
10999 * config/arc/arc.md (cstoresi4): Force operand into register.
11000 (arcset<code>): Fix predicate.
11001 (arcsetltu): Likewise.
11002 (arcsetgeu): Likewise.
11003 (arcsethi): Likewise.
11004 (arcsetls): Likewise.
11006 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11008 PR tree-optimization/69483
11009 * gimple-fold.c (canonicalize_constructor_val): Return NULL
11010 if base has error_mark_node type.
11012 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
11015 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
11016 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
11018 (vget_lane_f16): Handle big-endian.
11019 (vgetq_lane_f16): Likewise.
11020 (vset_lane_f16): Likewise.
11021 (vsetq_lane_f16): Likewise.
11022 * config/arm/iterators.md (VQXMOV): Add V8HF.
11023 (VDQ): Add V4HF and V8HF.
11024 (V_reg): Handle V4HF and V8HF.
11025 (Is_float_mode): Likewise.
11026 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
11027 neon_vdup_nv8hf): New patterns.
11028 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
11029 Use VD_LANE iterator.
11030 (neon_vld1_dup<mode>): Use VQ2 iterator.
11032 2016-01-26 Nathan Sidwell <nathan@acm.org>
11034 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
11035 (set_oacc_fn_attrib): Add IS_KERNEL arg.
11036 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
11037 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
11038 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
11039 (oacc_validate_dims): Add LEVEL arg, don't return level.
11040 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
11041 oacc_validate_dims.
11042 (execute_oacc_device_lower): Adjust, add more dump output.
11043 * tree-ssa-loop.c (gate_oacc_kernels): Use
11044 oacc_fn_attrib_kernels_p.
11045 * tree-parloops.c (create_parallel_loop): Adjust
11046 set_oacc_fn_attrib call.
11048 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11051 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
11052 (append_compiler_options): Handle -fcilkplus.
11053 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
11055 2016-01-26 Nick Clifton <nickc@redhat.com>
11058 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
11059 been marked as DECL_ONE_ONLY but we do not the means to make it
11060 so, then do not allow it to bind locally.
11062 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11065 * opts.h (parse_sanitizer_options): New prototype.
11066 * opts.c (sanitizer_opts): New array.
11067 (parse_sanitizer_options): New function.
11068 (common_handle_option): Use parse_sanitizer_options.
11070 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
11073 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
11074 alignment adjustment to ...
11075 (ix86_update_stack_boundary): Here. Don't over-align stack for
11077 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11078 if __tls_get_addr is called.
11080 2016-01-26 Christian Bruel <christian.bruel@st.com>
11082 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11084 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11086 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11088 2016-01-26 Richard Biener <rguenther@suse.de>
11090 PR middle-end/69467
11091 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11093 2016-01-26 Richard Biener <rguenther@suse.de>
11095 PR tree-optimization/69452
11096 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11097 (move_computations_dom_walker::before_dom_children): Rename
11099 (move_computations_worker): This.
11100 (move_computations): Perform an RPO rather than a DOM walk.
11102 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11105 * combine.c (combine_instructions): For REG_EQUAL note with
11106 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11107 to the underlying register.
11108 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11109 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11111 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11114 * config/aarch64/aarch64-builtins.c
11115 (aarch64_init_simd_builtin_types): Do not set structural
11116 equality to __Poly{8,16,64,128}_t types.
11118 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11120 PR tree-optimization/69400
11121 * wide-int.cc (wi_pack): Take the precision as argument and
11122 perform canonicalization here rather than in the callers.
11123 Use the main loop to handle all full-width HWIs. Add a
11124 zero HWI if in_len isn't a full result.
11125 (wi::divmod_internal): Update accordingly.
11126 (wi::mul_internal): Likewise. Simplify.
11128 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11129 Sebastian Pop <s.pop@samsung.com>
11131 * graphite-poly.c (apply_poly_transforms): Simplify.
11132 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11133 (print_isl_map): Same.
11134 (print_isl_union_map): Same.
11135 (print_isl_schedule): New.
11136 (debug_isl_schedule): New.
11137 * graphite-dependences.c (scop_get_reads): Do not call
11138 isl_union_map_add_map that is undocumented isl functionality.
11139 (scop_get_must_writes): Same.
11140 (scop_get_may_writes): Same.
11141 (scop_get_original_schedule): Remove.
11142 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11143 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11144 (compute_deps): Remove.
11145 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11146 (debug_schedule_ast): New.
11147 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11148 set_separate_option.
11149 (graphite_regenerate_ast_isl): Add dump.
11150 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11151 from scop->transformed_schedule.
11152 (graphite_regenerate_ast_isl): Add more dump.
11153 * graphite-optimize-isl.c (optimize_isl): Set
11154 scop->transformed_schedule. Check whether schedules are equal.
11155 (apply_poly_transforms): Move here.
11156 * graphite-poly.c (apply_poly_transforms): ... from here.
11157 (free_poly_bb): Static.
11158 (free_scop): Static.
11159 (pbb_number_of_iterations_at_time): Remove.
11160 (print_isl_ast): New.
11161 (debug_isl_ast): New.
11162 (debug_scop_pbb): New.
11163 * graphite-scop-detection.c (print_edge): Move.
11164 (print_sese): Move.
11165 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11166 (build_scop_scattering): Remove.
11167 (create_pw_aff_from_tree): Assert instead of bailing out.
11168 (add_condition_to_pbb): Remove unused code, do not fail.
11169 (add_conditions_to_domain): Same.
11170 (add_conditions_to_constraints): Remove.
11171 (build_scop_context): New.
11172 (add_iter_domain_dimension): New.
11173 (build_iteration_domains): Initialize pbb->iterators.
11174 Call add_conditions_to_domain.
11177 (index_outermost_in_loop): New.
11178 (index_pbb_in_loop): New.
11179 (outermost_pbb_in): New.
11180 (add_in_sequence): New.
11181 (add_outer_projection): New.
11182 (outer_projection_mupa): New.
11183 (add_loop_schedule): New.
11184 (build_schedule_pbb): New.
11185 (build_schedule_loop): New.
11186 (embed_in_surrounding_loops): New.
11187 (build_schedule_loop_nest): New.
11188 (build_original_schedule): New.
11189 (build_poly_scop): Call build_original_schedule.
11190 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11191 (free_poly_dr): Remove.
11192 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11193 (free_poly_bb): Remove.
11194 (debug_loop_vec): Remove.
11195 (print_isl_ast): Declare.
11196 (debug_isl_ast): Declare.
11197 (scop_do_interchange): Remove.
11198 (scop_do_strip_mine): Remove.
11199 (scop_do_block): Remove.
11200 (flatten_all_loops): Remove.
11201 (optimize_isl): Remove.
11202 (pbb_number_of_iterations_at_time): Remove.
11203 (debug_scop_pbb): Declare.
11204 (print_schedule_ast): Declare.
11205 (debug_schedule_ast): Declare.
11206 (struct scop): Remove schedule. Add original_schedule,
11207 transformed_schedule.
11208 (free_gimple_poly_bb): Remove.
11209 (print_generated_program): Remove.
11210 (debug_generated_program): Remove.
11211 (unify_scattering_dimensions): Remove.
11212 * sese.c (print_edge): ... here.
11213 (print_sese): ... here.
11214 (debug_edge): ... here.
11215 (debug_sese): ... here.
11216 * sese.h (print_edge): Declare.
11217 (print_sese): Declare.
11218 (dump_edge): Declare.
11219 (dump_sese): Declare.
11221 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11222 Sebastian Pop <s.pop@samsung.com>
11224 * Makefile.in: Set ISLVER in site.exp.
11226 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11228 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11229 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11230 through DECL_VALUE_EXPR for expansion.
11232 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11234 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11235 the frame info after reload completed.
11237 2016-01-25 Jeff Law <law@redhat.com>
11239 PR tree-optimization/69196
11240 PR tree-optimization/68398
11241 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11242 tree-ssa-threadupdate.c.
11243 (determine_bb_domination_status): Prototype
11244 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11245 (determine_bb_domination_status): No longer static.
11246 (valid_jump_thread_path): Remove code to detect characteristics
11247 of the jump thread path not associated with correctness.
11248 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11249 Correct test for thread path length. Count PHIs for real operands as
11250 statements that need to be copied. Do not count ASSERT_EXPRs.
11251 Look at all the blocks in the thread path. Compute and selectively
11252 filter thread paths based on threading through the latch, threading
11253 a multiway branch or crossing a multiway branch.
11255 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11257 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11258 decl with __attribute__ ((unused)) annotation.
11260 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11263 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11264 of operands is compatible with a statement vectype.
11266 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11268 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11269 improve wording for mixed storage order support.
11271 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11273 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11274 (vcvt_u64_f64): Likewise.
11275 (vcvta_s64_f64): Likewise.
11276 (vcvta_u64_f64): Likewise.
11277 (vcvtm_s64_f64): Likewise.
11278 (vcvtm_u64_f64): Likewise.
11279 (vcvtn_s64_f64): Likewise.
11280 (vcvtn_u64_f64): Likewise.
11281 (vcvtp_s64_f64): Likewise.
11282 (vcvtp_u64_f64): Likewise.
11284 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
11286 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
11287 (arc_init): Check validity mll64 option.
11288 (arc_save_restore): Use double load/store instruction.
11289 (arc_expand_movmem): Likewise.
11290 (arc_split_move): Don't split if we have double load/store
11291 instructions. Returns a boolean.
11292 (arc_process_double_reg_moves): Change function to return boolean
11293 instead of a sequence of instructions.
11294 (arc_dwarf_register_span): New function.
11295 * config/arc/arc-protos.h (arc_split_move): Change prototype.
11296 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
11297 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
11298 (*movdf_insn): Likewise.
11299 * config/arc/arc.opt (mll64): New option.
11300 * config/arc/predicates.md (even_register_operand): New predicate.
11301 * doc/invoke.texi (ARC Options): Add mll64 documentation.
11303 2016-01-25 Richard Biener <rguenther@suse.de>
11306 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
11307 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
11309 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
11311 2016-01-25 Richard Biener <rguenther@suse.de>
11313 PR tree-optimization/69376
11314 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
11316 (VN_INFO_ANTI_RANGE_P): New inline.
11317 (VN_INFO_RANGE_TYPE): Likewise.
11318 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
11319 SSA_NAME_ANTI_RANGE_P.
11320 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
11321 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11322 Properly query VN_INFO_RANGE_TYPE.
11324 2016-01-25 Nick Clifton <nickc@redhat.com>
11327 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
11329 2016-01-23 Tom de Vries <tom@codesourcery.com>
11331 PR tree-optimization/69426
11332 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
11335 2016-01-23 Jakub Jelinek <jakub@redhat.com>
11337 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
11338 "the the" with "the" in the comments.
11339 * ipa-devirt.c (build_type_inheritance_graph,
11340 update_type_inheritance_graph): Likewise.
11341 * tree.c (build_function_type_list_1): Likewise.
11342 * cfgloopmanip.c (scale_loop_profile): Likewise.
11343 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
11344 * gimple-ssa-split-paths.c
11345 (find_block_to_duplicate_for_splitting_paths): Likewise.
11346 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
11347 * expr.c (convert_move): Likewise.
11348 * var-tracking.c (vt_stack_adjustments): Likewise.
11349 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11350 * tree-vrp.c (test_for_singularity): Likewise.
11352 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
11353 directly instead of building a temporary tree.
11356 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
11357 remove <algorithm> include.
11359 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11362 * config/i386/i386.c: Include dojump.h.
11363 (expand_small_movmem_or_setmem,
11364 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
11366 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
11367 if dynamic_check != -1.
11369 2016-01-21 Jeff Law <law@redhat.com>
11371 PR middle-end/69347
11372 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
11373 record_temporary_equivalences. Rewritten to avoid unnecessary calls
11374 into dominated_by_p.
11375 (cprop_into_successor_phis): Avoid unnecessary tests.
11377 2016-01-22 Richard Henderson <rth@redhat.com>
11380 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
11381 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
11383 2016-01-22 Michael Matz <matz@suse.de>
11385 * system.h (string, algorithm): Include only conditionally.
11386 (new): Include always under C++.
11387 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
11388 * final.c (toplevel): Ditto.
11389 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
11390 * genconditions.c (write_header): Make gencondmd.c define
11392 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
11394 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
11395 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
11397 2016-01-22 Christian Bruel <christian.bruel@st.com>
11400 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
11402 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11405 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
11406 define_insn_and_split. Ensure operands[1] and operands[0] do not
11407 get assigned the same register.
11409 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
11411 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
11413 2016-01-22 Christian Bruel <christian.bruel@st.com>
11415 * config/arm/arm-c.c (arm_pragma_target_parse):
11416 Remove warn_builtin_macro_redefined overwrite.
11418 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11420 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
11421 flag_non_call_exceptions compatibility.
11423 2016-01-22 Jakub Jelinek <jakub@redhat.com>
11426 * dwarf2out.c (add_child_die_after): New function.
11427 (dwarf_qual_info_t): New type.
11428 (dwarf_qual_info): New variable.
11429 (qualified_die_p): New function.
11430 (modified_type_die): For -fdebug-types-section, ensure
11431 canonical order of qualifiers. Put qualified DIEs adjacent
11432 to the corresponding non-qualified type DIE and search there
11433 for existing qualified DIEs.
11435 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
11437 * doc/extend.texi (scalar_storage_order type attribute): Document
11438 restriction on type punning and aliasing, and remove future tense.
11440 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
11443 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
11446 2016-01-21 Jeff Law <law@redhat.com>
11448 PR middle-end/69347
11449 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
11450 useless call to record_temporary_equivalences.
11451 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
11452 allocate 10 slots in the bb_path vector and let it grow as needed.
11453 (fsm_find_control_statement_thread_paths): Similarly for the next_path
11456 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11458 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
11460 * configure: Regenerate.
11462 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
11464 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
11465 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
11467 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
11469 PR middle-end/66178
11470 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
11471 drop EXPAND_INITIALIZER.
11472 * rtl.h (contains_symbolic_reference_p): Declare.
11473 * rtlanal.c (contains_symbolic_reference_p): New function.
11474 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
11475 a subtraction into a NOT if symbolic constants are involved.
11477 2016-01-21 Anton Blanchard <anton@samba.org>
11478 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11481 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
11483 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
11486 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11488 * config/microblaze/microblaze.c
11489 (get_branch_target): New.
11490 (insert_wic_for_ilb_runout): New.
11492 (microblaze_machine_dependent_reorg): New.
11493 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
11494 * config/microblaze/microblaze.md
11495 (UNSPEC_IPREFETCH): Define.
11496 (iprefetch): New pattern
11497 * config/microblaze/microblaze.opt
11498 (mxl-prefetch): New flag.
11500 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
11502 * config/microblaze/microblaze.h
11503 (FIXED_REGISTERS): Update in macro.
11504 (CALL_USED_REGISTERS): Update in macro.
11506 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
11508 PR rtl-optimization/68920
11509 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
11512 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
11514 PR rtl-optimization/68990
11515 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
11516 pseudo instead of inheritance ones.
11518 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11519 Nick Clifton <nickc@redhat.com>
11523 * config/mips/mips.c (mips_compute_frame_info): Initialise
11524 args_size and hard_frame_pointer_offset fields of the frame
11525 structure before calling mips_global_pointer.
11527 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
11529 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
11531 * configure: Regenerate.
11533 2016-01-21 Richard Biener <rguenther@suse.de>
11535 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
11537 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11539 * config/s390/s390.c (s390_asm_declare_function_size): Add code
11540 to actually emit the .size directive.
11542 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
11543 Jakub Jelinek <jakub@redhat.com>
11547 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
11548 args array size by one to avoid buffer overflow.
11550 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
11552 * config/s390/s390.md (pool_section_start): Use switch_to_section
11553 to select proper read-only data section instead of hardcoding
11555 (pool_section_end): Use switch_to_section to match the above.
11557 2016-01-21 Richard Biener <rguenther@suse.de>
11559 PR tree-optimization/69378
11560 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
11561 (set_ssa_val_to): Use it for dominance checks taking into
11562 account not executable edges.
11564 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11567 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
11568 for bitsize instead of GET_MODE_PRECISION (mode).
11570 2016-01-20 Martin Sebor <msebor@redhat.com>
11573 * extend.texi (__sync Builtins): Clarify the semantics of
11574 __sync_fetch_and_OP built-ins on pointers.
11575 (__atomic Builtins): Same.
11577 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11578 Sebastian Pop <s.pop@samsung.com>
11580 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
11581 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
11582 (is_valid_rename): Same.
11583 (translate_isl_ast_to_gimple::get_rename): Same.
11584 (translate_isl_ast_to_gimple::rename_all_uses): Same.
11585 (translate_isl_ast_to_gimple::rename_uses): Same.
11586 (get_new_name): Check for close_phi nodes.
11587 (copy_loop_phi_args): Use phi_node_kind.
11588 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
11589 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
11591 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11592 Sebastian Pop <s.pop@samsung.com>
11594 Revert commit r229783.
11595 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
11596 Remove use of parameter_rename_map.
11597 (copy_def): Remove.
11598 (copy_internal_parameters): Remove.
11599 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
11600 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
11601 (free_sese_info): Do not free parameter_rename_map.
11602 (set_rename): Do not use parameter_rename_map.
11603 (rename_uses): Update call to set_rename.
11604 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
11605 * sese.h (parameter_rename_map_t): Remove.
11606 (struct sese_info_t): Remove field parameter_rename_map.
11608 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11609 Sebastian Pop <s.pop@samsung.com>
11611 * graphite-isl-ast-to-gimple.c: Fix comment.
11612 * graphite-scop-detection.c (defined_in_loop_p): New.
11613 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
11614 names defined in loop.
11616 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11617 Sebastian Pop <s.pop@samsung.com>
11619 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
11620 Discard unstructured if-then-else regions.
11622 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11623 Sebastian Pop <s.pop@samsung.com>
11625 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
11626 (cleanup_loop_iter_dom): Remove.
11627 (build_loop_iteration_domains): Remove.
11628 (build_scop_context): Remove.
11629 (build_scop_iteration_domain): Remove.
11630 (add_loop_constraints): New.
11631 (build_iteration_domains): New.
11632 (build_poly_scop): Call build_iteration_domains.
11634 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11635 Sebastian Pop <s.pop@samsung.com>
11637 * graphite-scop-detection.c
11638 (scop_detection::harmful_loop_in_region): Free dom and loops.
11639 (scop_detection::loop_body_is_valid_scop): Free bbs.
11641 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11642 Sebastian Pop <s.pop@samsung.com>
11644 * graphite-scop-detection.c (record_loop_in_sese): New.
11645 (gather_bbs::before_dom_children): Call record_loop_in_sese.
11646 (build_scops): Remove call to build_sese_loop_nests.
11647 * sese.c (sese_record_loop): Remove.
11648 (build_sese_loop_nests): Remove.
11649 (new_sese_info): Remove region->loops.
11650 (free_sese_info): Same.
11651 * sese.h (sese_contains_loop): Same.
11652 (build_sese_loop_nests): Remove.
11653 (sese_contains_loop): Remove.
11655 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11656 Sebastian Pop <s.pop@samsung.com>
11658 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
11659 loop_is_valid_in_scop.
11660 (scop_detection::harmful_stmt_in_region): Renamed
11661 harmful_loop_in_region.
11662 Call loop_is_valid_in_scop.
11664 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11665 Sebastian Pop <s.pop@samsung.com>
11667 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
11670 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11671 Sebastian Pop <s.pop@samsung.com>
11673 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
11674 * graphite.h (struct poly_bb): Remove field is_reduction.
11675 (PBB_IS_REDUCTION): Remove.
11677 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
11678 Sebastian Pop <s.pop@samsung.com>
11680 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
11681 (add_pdr_constraints): Same.
11682 (scop_get_reads): Same.
11683 (scop_get_must_writes): Same.
11684 (scop_get_may_writes): Same.
11685 (scop_get_original_schedule): Same.
11686 (extend_schedule): Same.
11687 (apply_schedule_on_deps): Same.
11688 (carries_deps): Same.
11689 (compute_deps): Same.
11690 (scop_get_dependences): Same.
11691 * graphite-isl-ast-to-gimple.c
11692 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
11693 * graphite-optimize-isl.c (get_schedule_for_band): Same.
11694 (get_schedule_for_band_list): Same.
11695 (get_schedule_map): Same.
11696 (apply_schedule_map_to_scop): Same.
11697 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
11698 (build_loop_iteration_domains): Same.
11699 (add_condition_to_pbb): Same.
11700 (add_param_constraints): Same.
11701 (pdr_add_memory_accesses): Same.
11702 (pdr_add_data_dimensions): Same.
11704 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11706 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
11709 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
11711 * common.opt (feliminate-dwarf2-dups): Replace references to
11712 "DWARF 2" with just "DWARF".
11713 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
11714 * doc/extend.texi: Likewise.
11715 * doc/cpp.texi: Likewise.
11716 * doc/invoke.texi: Likewise.
11717 (Option Summary): Add -gdwarf to list of Debugging Options.
11718 (Debugging Options): Document -gdwarf.
11719 * doc/contrib.texi: Spell "DWARF" like that.
11721 2016-01-21 Jakub Jelinek <jakub@redhat.com>
11723 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
11724 warning. Fix up formatting.
11726 PR middle-end/67653
11727 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
11728 attempt to mark memory input operand addressable and
11729 call prepare_gimple_addressable in that case. Don't adjust
11730 input_location for diagnostics, use error_at instead.
11732 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
11734 * config/rs6000/ppc-auxv.h: New file.
11735 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
11736 (cpu_is): Likewise.
11737 (cpu_supports): Likewise.
11738 * config/rs6000/rs6000.c: include "ppc-auxv.h".
11739 (cpu_is_info): New variable.
11740 (cpu_supports_info): Likewise.
11741 (tcb_verification_symbol): Likewise.
11742 (cpu_builtin_p): Likewise.
11743 (cpu_expand_builtin): New function.
11744 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
11745 (rs6000_init_builtins): Likewise.
11746 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
11747 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
11748 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
11749 * configure: Regenerate.
11750 * config.in: Likewise.
11751 * doc/extend.texi (PowerPC Built-in Functions): Document
11752 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
11754 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
11757 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
11759 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
11762 2016-01-20 Richard Henderson <rth@redhat.com>
11768 * tree.c (tm_define_builtin): New.
11769 (find_tm_vector_type): New.
11770 (build_tm_vector_builtins): New.
11771 (build_common_builtin_nodes): Call it.
11773 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
11775 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
11776 (arm_fp_ok): Likewise.
11777 (arm_fp): Likewise.
11778 (arm_crypto): Likewise.
11780 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
11781 Richard Biener <rguenther@suse.de>
11783 PR tree-optimization/69328
11784 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
11785 vectors have same number of elements.
11786 (vectorizable_condition): Fix masked version recognition.
11788 2016-01-20 Richard Biener <rguenther@suse.de>
11790 PR tree-optimization/69345
11791 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
11792 (VN_INFO_PTR_INFO): Likewise.
11793 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
11794 info when it is equal between non-dominating SSA names.
11795 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11796 Make sure to look at original SSA infos.
11798 2016-01-20 Jeff Law <law@redhat.com>
11801 * config/m68k/predicates.md (pow2_m1_operand): New predicate
11803 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
11804 (pc_or_label_operand): New predicate.
11805 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
11806 tests for small integers that are 2^n - 1.
11808 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
11810 * doc/invoke.texi (Options Summary): Add '.' after @xref.
11812 2016-01-19 Jeff Law <law@redhat.com>
11814 PR middle-end/69347
11815 * tree-ssa-threadbackwards.c
11816 (fsm_find_control_statement_thread_paths): Do not try to lookup
11817 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
11819 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
11821 * doc/lto.texi: Remove text that says only Gold has linker plugin
11824 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
11826 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
11827 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
11828 the DIE accordingly.
11829 (modified_type_die): Add REVERSE parameter and pass it recursively,
11830 as well as to base_type_die. Adjust presence check accordingly.
11831 (base_type_for_mode): Adjust call to modified_type_die.
11832 (add_type_attribute): Add REVERSE parameter and pass it to
11834 (generic_parameter_die): Adjust call to add_type_attribute.
11835 (add_scalar_info): Likewise.
11836 (add_subscript_info): Likewise.
11837 (gen_array_type_die): Likewise.
11838 (gen_descr_array_type_die): Likewise.
11839 (gen_entry_point_die): Likewise.
11840 (gen_enumeration_type_die): Likewise.
11841 (gen_formal_parameter_die): Likewise.
11842 (gen_subprogram_die): Likewise.
11843 (gen_variable_die ): Likewise.
11844 (gen_const_die): Likewise.
11845 (gen_field_die): Likewise.
11846 (gen_pointer_type_die): Likewise.
11847 (gen_reference_type_die): Likewise.
11848 (gen_ptr_to_mbr_type_die): Likewise.
11849 (gen_inheritance_die): Likewise.
11850 (gen_subroutine_type_die): Likewise.
11851 (gen_typedef_die): Likewise.
11852 (force_type_die): Adjust call to modified_type_die.
11854 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
11856 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
11857 flow throughout the file. Fix broken link to Objective-C 2.0
11859 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
11862 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11864 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
11866 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11869 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
11870 (maybe_record_node): Record cxa_pure_virtual as the only possible
11871 target if there are not ohter candidates.
11872 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
11874 2016-01-19 Richard Biener <rguenther@suse.de>
11876 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
11877 (get_memory_order): Likewise.
11879 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
11881 * tree-vect-stmts.c (vectorizable_store): Check
11884 2016-01-19 David Malcolm <dmalcolm@redhat.com>
11887 * gcc.c (driver::decode_argv): Add call to
11888 init_opts_obstack before init_options_struct.
11889 * opts.c (init_opts_obstack): Remove idempotency.
11890 (init_options_struct): Replace call to init_opts_obstack
11891 with a gcc_assert to verify that it has already been called.
11892 * toplev.c (toplev::main): Add call to init_opts_obstack before
11893 calls to init_options_struct.
11894 (toplev::finalize): Move cleanup of opts_obstack next to
11895 cleanup of save_decoded_options, clearing the latter, and
11896 save_decoded_options_count.
11898 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11901 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
11902 attribute to unconditional. Remove %? from output template.
11904 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11905 Jiong Wang <jiong.wang@arm.com>
11907 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
11908 generated from different expand order.
11910 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11912 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11913 Add support for CCMP costing.
11915 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11917 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
11918 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
11919 (fccmpe<mode>): Likewise.
11920 (fcmp): Rename to fcmp and globalize pattern.
11922 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
11923 (aarch64_gen_ccmp_next): Add FP support.
11925 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
11927 * target.def (gen_ccmp_first): Update documentation.
11928 (gen_ccmp_next): Likewise.
11929 * doc/tm.texi (gen_ccmp_first): Update documentation.
11930 (gen_ccmp_next): Likewise.
11931 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
11932 expand_ccmp_expr_1. Improve comments.
11933 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
11934 (ccmp_ior<mode>): Remove pattern.
11935 (cmp<mode>): Remove expand.
11936 (cmp): Globalize pattern.
11937 (cstorecc4): Use cc_register.
11938 (mov<mode>cc): Remove ccmp_cc_register check.
11939 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
11940 Simplify after removal of CC_DNE/* modes.
11941 (aarch64_ccmp_mode_to_code): Remove.
11942 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
11943 In 'k' case use integer as condition.
11944 (aarch64_nzcv_codes): Remove inverted cases.
11945 (aarch64_code_to_ccmode): Remove.
11946 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
11947 comparison with CC register to be used in folowing CCMP/branch/CSEL.
11948 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
11949 pattern. Return the comparison with CC register. Invert conditions
11950 when bitcode is OR.
11951 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
11952 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
11954 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
11956 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
11957 instrumented_version.
11959 2016-01-19 Richard Biener <rguenther@suse.de>
11961 PR tree-optimization/69336
11962 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
11963 handled components with get_ref_base_and_extent.
11964 (equal_mem_array_ref_p): Adjust.
11966 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11969 * shrink-wrap.c: Include valtrack.h.
11970 (move_insn_for_shrink_wrap): Add DEBUG argument. If
11971 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
11972 in between insn and where it will be moved to. Call
11973 dead_debug_insert_temp.
11974 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
11975 first and dead_debug_local_finish at the end.
11976 For uses and defs bitmap, handle all regs in between REGNO and
11977 END_REGNO, not just the first one.
11979 2016-01-19 Richard Biener <rguenther@suse.de>
11981 PR tree-optimization/69352
11982 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
11983 (equal_mem_array_ref_p): Constrain size and max size properly.
11984 Compare the reverse flag.
11986 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
11988 * ira.c (ira): Update regstat data if we deleted insns.
11990 2016-01-19 Jakub Jelinek <jakub@redhat.com>
11992 PR rtl-optimization/68955
11993 PR rtl-optimization/64557
11994 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
11995 here. Fix up formatting.
11996 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
11998 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12001 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
12002 assume that the node has body.
12003 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
12006 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12008 * lto-streamer-out.c (lto_output): Do not stream instrumentation
12011 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12013 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
12014 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
12016 2016-01-19 Martin Jambor <mjambor@suse.cz>
12017 Martin Liska <mliska@suse.cz>
12018 Michael Matz <matz@suse.de>
12020 * Makefile.in (OBJS): Add new source files.
12021 (GTFILES): Add hsa.c.
12022 * common.opt (disable_hsa): New variable.
12023 (-Whsa): New warning.
12024 * config.in (ENABLE_HSA): New.
12025 * configure.ac: Treat hsa differently from other accelerators.
12026 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
12027 $enable_offloading.
12028 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
12029 * doc/install.texi (Configuration): Document --with-hsa-runtime,
12030 --with-hsa-runtime-include, --with-hsa-runtime-lib and
12031 --with-hsa-kmt-lib.
12032 * doc/invoke.texi (-Whsa): Document.
12033 (hsa-gen-debug-stores): Likewise.
12034 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
12035 to invoke offload compiler for hsa acclerator.
12036 * opts.c (common_handle_option): Determine whether HSA offloading
12037 should be performed.
12038 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
12039 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
12040 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
12041 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
12042 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
12043 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
12044 GF_OMP_FOR_KIND_GRID_LOOP.
12045 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
12046 (pp_gimple_stmt_1): Likewise.
12047 * gimple-walk.c (walk_gimple_stmt): Likewise.
12048 * gimple.c (gimple_build_omp_grid_body): New function.
12049 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
12050 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
12051 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
12052 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
12053 GF_OMP_TEAMS_GRID_PHONY.
12054 (gimple_statement_omp_single_layout): Updated comments.
12055 (gimple_build_omp_grid_body): New function.
12056 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
12057 (gimple_omp_for_grid_phony): New function.
12058 (gimple_omp_for_set_grid_phony): Likewise.
12059 (gimple_omp_parallel_grid_phony): Likewise.
12060 (gimple_omp_parallel_set_grid_phony): Likewise.
12061 (gimple_omp_teams_grid_phony): Likewise.
12062 (gimple_omp_teams_set_grid_phony): Likewise.
12063 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
12064 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
12065 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
12066 (BUILT_IN_GOMP_TARGET): Updated type.
12067 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
12068 (adjust_for_condition): New function.
12069 (get_omp_for_step_from_incr): Likewise.
12070 (extract_omp_for_data): Moved parts to adjust_for_condition and
12071 get_omp_for_step_from_incr.
12072 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
12073 (fixup_child_record_type): Bail out if receiver_decl is NULL.
12074 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
12075 (scan_omp_parallel): Do not create child functions for phony
12077 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12078 (scan_omp_1_op): Checking assert we are not remapping to
12079 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12080 (parallel_needs_hsa_kernel_p): New function.
12081 (expand_parallel_call): Register apprpriate parallel child
12082 functions as HSA kernels.
12083 (grid_launch_attributes_trees): New type.
12084 (grid_attr_trees): New variable.
12085 (grid_create_kernel_launch_attr_types): New function.
12086 (grid_insert_store_range_dim): Likewise.
12087 (grid_get_kernel_launch_attributes): Likewise.
12088 (get_target_argument_identifier_1): Likewise.
12089 (get_target_argument_identifier): Likewise.
12090 (get_target_argument_value): Likewise.
12091 (push_target_argument_according_to_value): Likewise.
12092 (get_target_arguments): Likewise.
12093 (expand_omp_target): Call get_target_arguments instead of looking
12094 up for teams and thread limit.
12095 (grid_expand_omp_for_loop): New function.
12096 (grid_arg_decl_map): New type.
12097 (grid_remap_kernel_arg_accesses): New function.
12098 (grid_expand_target_kernel_body): New function.
12099 (expand_omp): Call it.
12100 (lower_omp_for): Do not emit phony constructs.
12101 (lower_omp_taskreg): Do not emit phony constructs but create for them
12102 a temporary variable receiver_decl.
12103 (lower_omp_taskreg): Do not emit phony constructs.
12104 (lower_omp_teams): Likewise.
12105 (lower_omp_grid_body): New function.
12106 (lower_omp_1): Call it.
12107 (grid_reg_assignment_to_local_var_p): New function.
12108 (grid_seq_only_contains_local_assignments): Likewise.
12109 (grid_find_single_omp_among_assignments_1): Likewise.
12110 (grid_find_single_omp_among_assignments): Likewise.
12111 (grid_find_ungridifiable_statement): Likewise.
12112 (grid_target_follows_gridifiable_pattern): Likewise.
12113 (grid_remap_prebody_decls): Likewise.
12114 (grid_copy_leading_local_assignments): Likewise.
12115 (grid_process_kernel_body_copy): Likewise.
12116 (grid_attempt_target_gridification): Likewise.
12117 (grid_gridify_all_targets_stmt): Likewise.
12118 (grid_gridify_all_targets): Likewise.
12119 (execute_lower_omp): Call grid_gridify_all_targets.
12120 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12121 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12122 (tree_omp_clause): Added union field dimension.
12123 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12124 * tree.c (omp_clause_num_ops): Added number of arguments of
12125 OMP_CLAUSE__GRIDDIM_.
12126 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12127 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12128 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12129 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12130 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12131 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12132 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12133 * tree-pass.h (make_pass_gen_hsail): Declare.
12134 (make_pass_ipa_hsa): Likewise.
12135 * ipa-hsa.c: New file.
12136 * lto-section-in.c (lto_section_name): Add hsa section name.
12137 * lto-streamer.h (lto_section_type): Add hsa section.
12138 * timevar.def (TV_IPA_HSA): New.
12139 * hsa-brig-format.h: New file.
12140 * hsa-brig.c: New file.
12141 * hsa-dump.c: Likewise.
12142 * hsa-gen.c: Likewise.
12145 * toplev.c (compile_file): Call hsa_output_brig.
12146 * hsa-regalloc.c: New file.
12148 2016-01-18 Jeff Law <law@redhat.com>
12150 PR tree-optimization/69320
12151 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12152 ranged object, do nothing if the RHS constant is not [0..1].
12153 (optimize_stmt): Comparing a boolean ranged object against a
12154 constant outside [0..1] results in a compile-time constant.
12156 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12159 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12161 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12162 (Option Summary): Update to reflect new section and moved options.
12163 (C++ Dialect Options): Move -fstats to new section.
12164 (Debugging Options): Move all dump, statistics, and other GCC
12165 developer options to new section. Rewrite section introduction
12166 and re-order remaining options to put the more basic ones first.
12167 (Optimization Options): Move -fira-verbose and -flto-report* to
12169 (Developer Options): New section incorporating moved options.
12170 * doc/cppopts.texi (-dM): Update cross-reference.
12172 2016-01-18 Richard Henderson <rth@redhat.com>
12175 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12176 operands to pseudo only if CSE is expected. Split long immediate
12177 operands only after reload, and for the stack pointer.
12178 (*add<GPI>3_pluslong): Remove.
12179 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12180 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12181 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12182 (*add<GPI>3 peepholes): New.
12183 (*add<GPI>3 splitters): New.
12184 * config/aarch64/constraints.md (Upl): New.
12185 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12187 2016-01-18 Richard Biener <rguenther@suse.de>
12189 PR tree-optimization/69297
12190 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12192 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12194 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12196 PR middle-end/68542
12197 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12198 of mixind vector and scalar types.
12199 (fold_relational_const): Add handling of vector
12200 comparison with boolean result.
12201 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12202 comparison of vector operands with boolean result for EQ/NE only.
12203 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12204 (verify_gimple_cond): Likewise.
12205 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12208 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12210 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12213 2016-01-18 Richard Biener <rguenther@suse.de>
12215 PR middle-end/69308
12216 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12218 2016-01-18 Tom de Vries <tom@codesourcery.com>
12220 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12222 2016-01-18 Tom de Vries <tom@codesourcery.com>
12224 * omp-low.c (set_oacc_fn_attrib): Make extern.
12225 * omp-low.h (set_oacc_fn_attrib): Declare.
12226 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12227 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12228 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12229 Add and handle function parameter oacc_kernels_p.
12230 (find_reduc_addr, get_omp_data_i_param): New function.
12231 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12232 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12233 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12234 Calculate dominance info. Skip loops that are not in a kernels region
12235 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12236 (pass_parallelize_loops::execute): Call parallelize_loops with
12237 oacc_kernels_p argument.
12238 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12239 New member function.
12240 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12241 * passes.def: Add argument to pass_parallelize_loops instantation.
12243 2016-01-18 Tom de Vries <tom@codesourcery.com>
12245 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12246 pass_parallelize_loops to be run outside the loop pipeline.
12248 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12250 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12251 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12253 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12256 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12257 using get_ref_base_and_extent.
12258 (equal_mem_array_ref_p): New.
12259 (hashable_expr_equal_p): Add call to previous.
12261 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12264 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12265 (sra_initialize): Allocate disqualified_constants.
12266 (sra_deinitialize): Free disqualified_constants.
12267 (disqualify_candidate): Update disqualified_constants when appropriate.
12268 (create_access): Scan for constant-pool entries as we go along.
12269 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12270 (maybe_add_sra_candidate): Allow constant-pool entries.
12271 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12272 (initialize_constant_pool_replacements): New.
12273 (sra_modify_assign): Avoid mangling assignments created by previous,
12274 and don't generate writes into constant pool.
12275 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12277 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12279 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12280 andnot instruction.
12281 (scalar_chain::convert_op): Likewise.
12282 * config/i386/i386.md (*andndi3_doubleword): New.
12284 2016-01-18 Richard Biener <rguenther@suse.de>
12286 PR tree-optimization/69170
12287 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
12288 building a vector from scalar results of a pattern stmt.
12290 2016-01-18 Jakub Jelinek <jakub@redhat.com>
12292 * haifa-sched.c (autopref_multipass_init): Work around
12293 -Wmaybe-uninitialized warning.
12295 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
12297 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
12298 against the constant 0.
12300 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12302 PR tree-optimization/68799
12303 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
12304 look up phi candidates in the statement-candidate map.
12305 (phi_add_costs): Likewise.
12306 (record_phi_increments): Likewise.
12307 (phi_incr_cost): Likewise.
12308 (ncd_with_phi): Likewise.
12309 (all_phi_incrs_profitable): Likewise.
12311 2016-01-17 Jakub Jelinek <jakub@redhat.com>
12313 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
12314 -Wmaybe-uninitialized warning.
12316 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
12318 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12319 (Option Summary): Update to reflect new section and moved options.
12320 (C++ Dialect Options): Move -fvtable-verify and related options.
12321 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
12322 and profiling-related options.
12323 (Optimization Options): Move profile generation options and
12324 -fstack-protector and related options.
12325 (Instrumentation Options): New section incorporating moved options.
12326 (Code Generation Options): Move -finstrument-functions and
12327 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
12329 2016-01-16 Tom de Vries <tom@codesourcery.com>
12331 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
12333 2016-01-16 Tom de Vries <tom@codesourcery.com>
12335 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
12337 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
12339 * hash-table.h (hash_table::empty): Turn into an inline wrapper
12340 that checks whether the table is already empty. Rename the
12341 original implementation to...
12342 (hash_table::empty_slot): ...this new private function.
12344 2016-01-15 David Malcolm <dmalcolm@redhat.com>
12346 PR diagnostic/68899
12347 * diagnostic-show-locus.c (layout::print_source_line): Move x
12348 offset of line until after call to
12349 get_line_width_without_trailing_whitespace.
12351 2016-01-15 Jeff Law <law@redhat.com>
12353 PR tree-optimization/69270
12354 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
12355 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
12356 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
12357 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
12358 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12359 ssa_name_has_boolean_range and constant_boolean_node.
12361 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
12363 PR rtl-optimization/69030
12364 * lra-spills.c (remove_pseudos): Check nrefs and make the function
12366 (spill_pseudos): Delete debug insn for dead pseudo.
12367 (lra_spill): Initiate spill_hard_reg and slots memory separately.
12369 2016-01-15 Jiong Wang <jiong.wang@arm.com>
12371 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
12373 (TYPES_UNOPUS): Likewise.
12374 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
12375 builtin type, from UNOP to UNOPUS.
12376 (lbtruncuv4sf): Likewise.
12377 (lbtruncuv2df): Likewise.
12378 (lrounduv2sf): Likewise.
12379 (lrounduv4sf): Likewise.
12380 (lrounduv2df): Likewise.
12381 (lroundusf): Likewise.
12382 (lroundusf): Likewise.
12383 (lceiluv2sf): Likewise.
12384 (lceiluv4sf): Likewise.
12385 (lceiluv2df): Likewise.
12386 (lceilusf): Likewise.
12387 (lceiludf): Likewise.
12388 (lflooruv2sf): Likewise.
12389 (lflooruv4sf): Likewise.
12390 (lflooruv2df): Likewise.
12391 (lfloorusf): Likewise.
12392 (lfloorudf): Likewise.
12393 (lfrintnuv2sf): Likewise.
12394 (lfrintnuv4sf): Likewise.
12395 (lfrintnuv2df): Likewise.
12396 (lfrintnusf): Likewise.
12397 (lfrintnudf): Likewise.
12398 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
12400 (vcvtq_u32_f32): Likewise.
12401 (vcvtq_u64_f64): Likewise.
12402 (vcvta_u32_f32): Likewise.
12403 (vcvtaq_u32_f32): Likewise.
12404 (vcvtaq_u64_f64): Likewise.
12405 (vcvtm_u32_f32): Likewise.
12406 (vcvtmq_u32_f32): Likewise.
12407 (vcvtmq_u64_f64): Likewise.
12408 (vcvtn_u32_f32): Likwise.
12409 (vcvtnq_u32_f32): Likewise.
12410 (vcvtnq_u64_f64): Likewise.
12411 (vcvtp_u32_f32): Likewise.
12412 (vcvtpq_u32_f32): Likewise.
12413 (vcvtpq_u64_f64): Likewise.
12414 (vcvtmd_u64_f64): Likewise.
12415 (vcvtms_u32_f32): Likewise.
12416 (vcvtad_u64_f64): Likewise.
12417 (vcvtas_u32_f32): Likewise.
12418 (vcvtnd_u64_f64): Likewise.
12419 (vcvtns_u32_f32): Likewise.
12420 (vcvtpd_u64_f64): Likewise.
12421 (vcvtps_u32_f32): Likewise.
12423 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12425 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
12426 CSEL of zero_extended registers.
12428 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12430 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
12431 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
12433 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12435 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
12436 false when argument string is not found in the attributes table
12439 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
12442 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
12443 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
12444 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
12445 precision estimate.
12447 2016-01-15 Richard Biener <rguenther@suse.de>
12449 PR tree-optimization/66856
12450 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
12451 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
12452 (vect_create_new_slp_node): Increment stmt reference count.
12453 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
12454 an SLP tree before swapping operands.
12455 (vect_build_slp_tree): Likewise.
12456 (destroy_bb_vec_info): Free stmt info after SLP instances.
12457 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
12458 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
12459 (STMT_VINFO_NUM_SLP_USES): New macro.
12461 2016-01-15 Richard Biener <rguenther@suse.de>
12464 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
12465 (add_linkage_name): ... here.
12466 (gen_typedef_die): Use add_linkage_name_raw instead of
12467 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
12470 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
12472 * gimplify.c (oacc_default_clause): Decode reference and pointer
12473 types for both kernels and parallel regions.
12475 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
12477 PR middle-end/69246
12478 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
12480 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12482 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
12483 (convert_scalars_to_vector): Likewise.
12485 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
12487 * doc/extend.texi (Type Traits): Fix grammar.
12489 2016-01-15 Martin Jambor <mjambor@suse.cz>
12491 * tree-inline.c (remap_decl): Use existing dclarations if
12492 remapping a type and prevent_decl_creation_for_types.
12493 (replace_locals_stmt): Do an initial remapping of non-VLA typed
12494 decls first. Do real remapping with
12495 prevent_decl_creation_for_types set.
12496 * tree-inline.h (copy_body_data): New field
12497 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
12500 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12502 * config/s390/s390.opt (mmvcle): More verbose help text.
12504 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
12506 * config/s390/s390.opt: Add period to -mzvector option text.
12508 2016-01-15 Richard Biener <rguenther@suse.de>
12510 PR tree-optimization/68961
12511 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
12512 of invariants in stores again.
12514 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
12516 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
12518 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
12520 * config/i386/i386.c (ix86_expand_branch): Don't split
12521 DI mode xor instruction to SI mode.
12523 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12526 * ipa-icf.c (sem_function::merge): Virtual functions may become
12527 reachable even if they address is not taken and there are no
12530 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
12532 * lto-streamer-out.c (subtract_estimated_size): New function.
12533 (get_symbol_initial_value): Use it.
12535 2016-01-15 Christian Bruel <christian.bruel@st.com>
12538 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
12539 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
12540 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
12541 use add_builtin_function_ext_scope instead of add_builtin_function.
12542 (neon_set_p, neon_crypto_set_p): Remove.
12543 (arm_init_builtins): Always call arm_init_neon_builtins and
12544 arm_init_crypto_builtins.
12545 (arm_expand_builtin): Check that builtins are allowed for the arch.
12546 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
12547 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
12548 arm_init_neon_builtins call.
12550 2016-01-15 Richard Biener <rguenther@suse.de>
12552 PR tree-optimization/69117
12553 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
12554 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
12555 of the leader conservatively.
12556 (free_scc_vn): Restore original SSA name infos.
12558 2016-01-14 Jeff Law <law@redhat.com>
12560 PR tree-optimization/69270
12561 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
12562 single bit of precision, verify it's also unsigned.
12563 (record_edge_info): Use constant_boolean_node rather than fold_convert
12564 to convert boolean_true/boolean_false to the right type.
12566 2016-01-14 Richard Henderson <rth@redhat.com>
12569 * loop-doloop.c (record_reg_sets): New.
12570 (doloop_optimize): Reject the transform if the sequence
12571 clobbers registers live at the end of the loop block.
12572 (doloop_optimize_loops): Enable df_live if needed.
12574 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
12576 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
12577 * config/rs6000/rs6000.c: Likewise.
12578 * config/rs6000/rs6000.h: Likewise.
12579 * config/rs6000/rs6000.md: Likewise.
12580 * doc/extend.texi: Likewsie.
12582 2016-01-14 Jeff Law <law@redhat.com>
12584 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
12587 2016-01-14 Richard Henderson <rth@redhat.com>
12591 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
12592 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
12593 instead of builtin_decl_declared_p to test for declaration.
12595 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
12597 * doc/loop.texi (Loop Analysis and Representation): Document
12598 loop_depth function.
12600 2016-01-14 Tom de Vries <tom@codesourcery.com>
12602 PR tree-optimization/68773
12603 * omp-low.c (expand_omp_target): Don't set force_output.
12604 * varpool.c (varpool_node::get_create): Same.
12605 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
12606 offload_funcs with force_output.
12608 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12611 * lra-eliminations.c (move_plus_up): Don't change anything if either
12612 the outer or inner subreg mode is not MODE_INT.
12613 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
12614 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
12616 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12618 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
12619 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
12620 reduc_uplus_@var{m}): Remove.
12621 * expr.c (expand_expr_real_2): Remove expansion path for
12622 reduc_[us](min|max|plus) optabs.
12623 * optabs-tree.c (scalar_reduc_to_vector): Remove.
12624 * optabs-tree.h (scalar_reduc_to_vector): Remove.
12625 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
12626 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
12627 * tree-vect-loop.c (vectorizable_reduction): Remove test for
12628 reduc_[us](min|max|plus) optabs.
12630 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
12632 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
12633 (reduc_plus_scal_v2sf): New.
12634 (reduc_smax_v2sf): Rename to...
12635 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
12636 (reduc_smin_v2sf): Rename to...
12637 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
12639 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
12641 * alias.c (compare_base_symbol_refs): New function.
12642 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
12645 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12647 PR middle-end/68146
12648 PR tree-optimization/69155
12649 * tree-complex.c: Include cfganal.h.
12650 (phis_to_revisit): New variable.
12651 (extract_component): Add phiarg_p argument. Assert that returned
12652 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
12653 (update_phi_components): Partly rewrite to use loop over real/imag
12654 components instead of code duplication. If extract_component returns
12655 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
12656 create_tmp_reg into the PHI node instead, and mention the phi triplet
12657 in phis_to_revisit.
12658 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
12659 in phis_to_revisit at the end.
12661 2016-01-14 Richard Biener <rguenther@suse.de>
12663 PR tree-optimization/68060
12664 * tree-vect-loop.c (vect_is_simple_reduction): Check the
12665 outer loop reduction is only used in the inner loop before
12666 detecting a double reduction.
12668 2016-01-14 Jakub Jelinek <jakub@redhat.com>
12671 * combine.c (expand_field_assignment): Punt if compute_mode is
12672 unsupported scalar mode.
12674 2016-01-14 Richard Biener <rguenther@suse.de>
12676 PR tree-optimization/66856
12677 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
12678 SLP node only if it built successfully.
12679 (vect_analyze_slp_instance): Adjust.
12681 2016-01-14 Jeff Law <law@redhat.com>
12683 PR tree-optimization/69270
12684 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
12685 (record_edge_info): Use it. Convert boolean_{true,false}_node
12686 to the type of op0.
12688 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
12691 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
12692 use block_ultimate_origin
12693 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
12695 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12697 * doc/invoke.texi (Submodel Options): Rename section to
12698 "Machine-Dependent Options" to better reflect its content.
12699 Rewrite introductory text to remove archaic CPU names.
12702 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
12704 * doc/invoke.texi (Code Gen Options): Move section up in file,
12705 before target-specific options. Update menu and option summary
12706 to reflect the new section ordering.
12708 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12710 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
12711 (C++ Dialect Options): Add cross-reference to -std option.
12712 * doc/standards.texi (C++ Language): Document C++14 support.
12714 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12716 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
12717 for pack/unpack functions for __ibm128.
12718 (PACK_IF): Likewise.
12719 (UNPACK_IF): Likewise.
12721 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
12722 support for __ibm128 pack/unpack functions.
12723 (rs6000_invalid_builtin): Likewise.
12724 (rs6000_init_builtins): Likewise.
12725 (rs6000_opt_masks): Likewise.
12727 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
12728 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
12730 (RS6000_BTM_COMMON): Likewise.
12732 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
12733 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
12734 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
12735 128-bit floating point. Add support for the double values to be
12736 in Altivec registers for TF/IF packing and unpacking, but restrict
12737 TD packing sub-fields to be FPR registers. Don't allow overlapped
12738 register support for packing. Allow pack inputs to be memory
12739 locations. Don't build generator functions for unpack<mode>_dm
12740 and unpack<mode>_nodm.
12741 (unpack<mode>_dm): Likewise.
12742 (unpack<mode>_nodm): Likewise.
12743 (pack<mode>): Likewise.
12745 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
12746 built-in functions to pack/unpack explicit __ibm128 values.
12747 (__builtin_unpack_ibm128): Likewise.
12749 * doc/extend.texi (PowerPC Built-in Functions): Document
12750 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
12752 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
12755 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
12756 Add new arg loc and pass it down as context.
12757 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
12758 to the location to use for the warning.
12759 (check_function_arguments): New arg loc. All callers changed. Pass
12760 it to check_function_nonnull.
12761 * c-common.h (check_function_arguments): Adjust declaration.
12763 2016-01-13 Jakub Jelinek <jakub@redhat.com>
12765 PR tree-optimization/69156
12766 * gimple.c (validate_type): Removed.
12767 (gimple_builtin_call_types_compatible_p): Use
12768 useless_type_conversion_p instead of validate_type.
12769 * value-prof.c (gimple_stringop_fixed_value): Fold
12770 icall_size to correct type.
12772 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
12774 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
12777 2016-01-13 Richard Henderson <rth@redhat.com>
12780 * target.def (builtin_tm_load, builtin_tm_store): Remove.
12781 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
12782 (ix86_builtin_tm_store): Remove.
12783 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12784 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12785 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
12786 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
12787 * doc/tm.texi: Rebuild.
12789 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
12790 (BUILT_IN_TM_MEMCPY_RTWN): New.
12791 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
12792 fallback from vector to integer helpers.
12793 (build_tm_load): Handle vector types directly, instead of
12795 (build_tm_store): Likewise.
12796 (expand_assign_tm): Prepare for register types not handled by
12797 the above. Copy them to memory and use memcpy.
12798 * tree.c (tm_define_builtin): New.
12799 (find_tm_vector_type): New.
12800 (build_tm_vector_builtins): New.
12801 (build_common_builtin_nodes): Call it.
12803 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
12805 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
12806 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
12808 2016-01-13 Tom de Vries <tom@codesourcery.com>
12810 PR tree-optimization/69169
12811 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
12812 handled_struct_type param.
12813 (create_variable_info_for, intra_create_variable_infos): Call
12814 create_variable_info_for_1 with extra arg.
12816 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
12818 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
12819 and "armv8.1-a+crc" entries.
12821 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
12824 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
12825 Change first operand predicate from register_or_constm1_operand
12826 to register_operand.
12827 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
12828 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
12829 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
12830 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
12831 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
12832 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
12833 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
12834 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
12835 comparison with constm1_rtx from vec_prefetch_gen part.
12837 2016-01-13 Richard Biener <rguenther@suse.de>
12839 PR tree-optimization/69013
12840 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
12841 Exchange assert for a test.
12843 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12846 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
12848 2016-01-13 Richard Biener <rguenther@suse.de>
12850 PR tree-optimization/69242
12851 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
12852 assert with a check.
12854 2016-01-13 Richard Biener <rguenther@suse.de>
12856 PR tree-optimization/69186
12857 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12858 Properly guard vect_update_misalignment_for_peel call.
12860 2016-01-12 Jeff Law <law@redhat.com>
12862 PR tree-optimization/pr67755
12863 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
12864 "need_profile_correction".
12865 (thread_block_1): Initialize new field to false by default. If we
12866 have multiple thread paths through a common joiner to different
12867 final targets, then set new field to true.
12868 (compute_path_counts): Only do count adjustment when it's really
12871 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12873 * doc/invoke.texi (Spec Files): Move section down in file, past
12874 all command-line option descriptions.
12876 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12878 PR middle-end/54809
12879 * doc/gty.texi: Remove documentation of mark_hook.
12880 * gengtype.c (struct write_types_data): Remove code to support
12881 mark_hook attribute.
12882 (walk_type): Likewise.
12883 (write_func_for_structure): Likewise.
12885 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12887 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
12888 Directory Options, and -specs= to Overall Options.
12889 (Overall Options): Adjust similarly. Reorder to group related
12890 options together. Make -specs= cross-reference the spec file details.
12891 (Directory Options): Adjust similarly.
12893 2016-01-12 Jeff Law <law@redhat.com>
12895 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
12897 2016-01-12 Olivier Hainque <hainque@adacore.com>
12899 * gcc.c (spec_undefvar_allowed): New global.
12900 (process_command): Set to true when running for --version or --help,
12902 (getenv_spec_function): When the variable is not defined, use the
12903 variable name as the variable value if we're allowed not to issue
12906 2016-01-12 Bin Cheng <bin.cheng@arm.com>
12908 PR tree-optimization/68911
12909 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
12910 information computed for expression "init + nit * step".
12912 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
12914 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
12915 about name of GCC executable. Remove deleted node from menu.
12916 (Directory Options) <-B>: Remove cross-reference to deleted node.
12917 (Target Options): Delete section.
12919 2016-01-12 Christian Bruel <christian.bruel@st.com>
12922 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
12923 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
12925 2016-01-12 Jakub Jelinek <jakub@redhat.com>
12928 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
12929 aligned_mem is properly set for AVX512-VL floating point masked
12933 * ifcvt.c (cond_exec_process_if_block): When removing the last
12934 insn from then_bb, remove also any possible barriers that follow it.
12936 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
12940 * config/i386/iamcu.h (SIZE_TYPE): New macro.
12941 (PTRDIFF_TYPE): Likewise.
12942 (WCHAR_TYPE): Likewise.
12943 (WCHAR_TYPE_SIZE): Likewise.
12944 (STDINT_LONG32): Likewise.
12946 2016-01-12 Richard Biener <rguenther@suse.de>
12948 PR tree-optimization/69053
12949 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
12950 convert initial value for cond reductions.
12952 2016-01-12 Richard Biener <rguenther@suse.de>
12954 PR tree-optimization/69007
12955 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
12956 widen_sum after dot_prod and sad.
12958 2016-01-12 Richard Biener <rguenther@suse.de>
12960 PR tree-optimization/69168
12961 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
12962 pattern stmt SLP type.
12963 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
12964 end up unused so cope with that case.
12966 2016-01-12 Richard Biener <rguenther@suse.de>
12968 PR tree-optimization/69157
12969 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
12970 stmts def type only during analyze phase.
12971 (vectorizable_call): Likewise.
12972 (vectorizable_simd_clone_call): Likewise.
12973 (vectorizable_conversion): Likewise.
12974 (vectorizable_assignment): Likewise.
12975 (vectorizable_shift): Likewise.
12976 (vectorizable_operation): Likewise.
12977 (vectorizable_store): Likewise.
12978 (vectorizable_load): Likewise.
12980 2016-01-12 Richard Biener <rguenther@suse.de>
12982 PR tree-optimization/69174
12983 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
12985 (vectorizable_load): Properly compute the number of loads needed
12986 for permuted strided SLP loads and do not spuriously assign
12987 to SLP_TREE_VEC_STMTS.
12989 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
12991 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
12992 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
12993 (MD_EXEC_PREFIX): Remove.
12994 (MD_STARTFILE_PREFIX) Removee.
12995 (FILE_NAME_ABSOLUTE_P): Remove.
12996 (CPP_SPEC): Do not read macros from sys/version.h.
12997 (LINK_COMMAND_SPEC): Remove.
12998 (LOCAL_INCLUDE_DIR): Remove.
12999 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
13000 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
13001 (POST_LINK_SPEC): Define to invoke stubify after linker
13002 (LIBSTDCXX): Remove define
13003 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
13004 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
13005 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
13006 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
13007 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
13008 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
13009 (i386_djgpp_asm_named_section): Add propotype of new procedure
13011 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
13012 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
13013 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
13014 in config/i386/djgpp.h).
13015 (STANDARD_STARTFILE_PREFIX_2): Define identical to
13016 STANDARD_STARTFILE_PREFIX_1.
13017 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
13018 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
13019 installation errors.
13020 (MAX_OFILE_ALIGNMENT): Define to 128.
13021 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
13023 * config/i386/djgpp.c: New file. Add implementation of
13024 i386_djgpp_asm_named_section.
13026 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
13028 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
13029 Add rule for building djgpp.o.
13031 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13033 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
13034 (rtx_is_swappable_p): Reductions are swappable.
13035 (insn_is_swappable_p): V2DF reductions are swappable.
13037 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
13039 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
13040 reloads for other unsupported memory operands.
13042 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13043 Jim Wilson <jim.wilson@linaro.org>
13046 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
13047 copy_to_mode_reg instead of force_reg.
13049 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13052 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
13053 TARGET_80387 is true.
13055 2016-01-11 Jakub Jelinek <jakub@redhat.com>
13058 * lra-eliminations.c (move_plus_up): Only move plus up
13059 if subreg of the constant can be simplified into constant
13060 and use the simplified subreg of the constant instead of
13061 the original constant.
13063 * fold-const.c (fold_convertible_p): Don't return true
13064 for conversion of VECTOR_TYPE to same sized integral type.
13065 (fold_convert_loc): Fix up formatting. Fold conversion of
13066 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
13067 instead of NOP_EXPR.
13069 PR tree-optimization/69214
13070 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
13071 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
13074 PR tree-optimization/69207
13075 * tree-vect-slp.c (vect_get_constant_vectors): For
13076 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13077 fold_convertible_p to vector_type's element type, and always
13078 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13080 2016-01-11 Richard Biener <rguenther@suse.de>
13082 PR tree-optimization/69173
13083 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13084 fixup the cycle if all stmts are in a pattern.
13086 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13088 PR middle-end/68999
13089 * alias.c (base_alias_check): Move check for addresses with
13090 alignment ANDs before the call for compare_base_decls.
13091 (memrefs_conflict_p): Return -1 for different decls
13092 that went through alignment adjustments.
13094 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13096 PR rtl-optimization/68796
13097 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13098 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13099 and QImode comparisons against zero with CC_NZmode.
13100 * config/aarch64/iterators.md (short_mask): New mode_attr.
13102 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13104 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13105 (<avx512>_store<mode>_mask): Likewise.
13107 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13108 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13110 PR rtl-optimization/68841
13111 * ifcvt.c (struct noce_if_info): Add orig_x field.
13112 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13113 Don't record conflicts on to_rename if it's present.
13114 Allow memory destinations in sets.
13115 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13116 blocks, passing orig_x to the checks.
13117 (noce_process_if_block): Set if_info->orig_x appropriately.
13119 2016-01-11 Tom de Vries <tom@codesourcery.com>
13121 PR tree-optimization/69069
13122 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13124 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13126 PR rtl-optimization/68920
13127 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13128 of conditional moves for RTL if-conversion to 1 for
13129 TARGET_ONE_IF_CONV_INSN.
13130 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13131 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13132 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13133 parameter to restirct number of conditional moves for
13135 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13136 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13139 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13142 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13143 onepart vars. Fix typo in comment. Fix reversed condition in
13145 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13148 * var-tracking.c (dump_onepart_variable_differences): New.
13149 (dataflow_set_different): If a detailed dump is requested,
13150 delay early returns and dump differences between onepart
13151 variables present before and after, and added variables.
13153 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13156 * expr.c (expand_expr_real_1): For boolean vector constants
13157 with a scalar mode use const_scalar_mask_from_tree.
13158 (const_scalar_mask_from_tree): New.
13159 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13160 assigned to a mask type to handle constants.
13162 2016-01-11 Martin Jambor <mjambor@suse.cz>
13165 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13166 useless parameters if we cannot change function signature.
13168 2016-01-11 Martin Jambor <mjambor@suse.cz>
13171 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13174 2016-01-11 Tom de Vries <tom@codesourcery.com>
13176 PR tree-optimization/69109
13177 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13180 2016-01-11 Tom de Vries <tom@codesourcery.com>
13182 PR tree-optimization/69108
13183 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13184 res is not used in a phi.
13186 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13189 * common.opt (frandom-seed): Fix parameter name.
13190 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13192 2016-01-11 Tom de Vries <tom@codesourcery.com>
13194 PR tree-optimization/69058
13195 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13198 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13200 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13201 (mcode-density): Likewise.
13203 2016-01-10 Tom de Vries <tom@codesourcery.com>
13205 PR tree-optimization/69062
13206 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13207 (parallelize_loops): Don't paralelize loop that has phi with address
13210 2016-01-10 Tom de Vries <tom@codesourcery.com>
13212 PR tree-optimization/69039
13213 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13216 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13218 PR middle-end/68743
13219 * match.pd: Require target has function_c99_misc before doing
13220 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13222 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13224 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13226 * configure: Regenerate.
13228 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13230 PR middle-end/50865
13231 PR tree-optimization/69097
13232 * fold-const.h (expr_not_equal_to): New prototype.
13233 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13234 (expr_not_equal_to): New function.
13235 * match.pd (X % -Y is the same as X % Y): Don't optimize
13236 unless X is known not to be equal to minimum or Y is known
13237 not to be equal to -1.
13238 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13239 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13240 (simplify_stmt_using_ranges): Adjust caller.
13241 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13242 substitute_and_fold.
13244 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13246 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13249 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13251 PR tree-optimization/69167
13252 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13253 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13255 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13257 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13258 Richard Biener <rguenther@suse.de>
13260 PR tree-optimization/68707
13261 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13262 instances that can be handled via vect_load_lanes.
13264 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13266 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13267 if we can't determine address equivalence.
13268 * alias.c (compare_base_decl): Update for changed return value of
13269 symtab_node::equal_address_to.
13271 2016-01-08 Jason Merrill <jason@redhat.com>
13275 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13276 * expr.c (store_field): Not here.
13277 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13278 call with TREE_ADDRESSABLE type.
13279 * tree-cfg.c (verify_gimple_call): Adjust.
13281 2016-01-08 Olivier Hainque <hainque@adacore.com>
13283 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
13286 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13288 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
13289 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
13290 (reduc_smin_v2sf): Rename to...
13291 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
13292 (reduc_splus_v2sf): Rename to...
13293 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
13295 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13297 PR tree-optimization/69162
13298 * gimplify.c (gimplify_va_arg_expr): Encode original type of
13299 valist argument in another argument.
13300 (gimplify_modify_expr): Adjust for the above change. Cleanup.
13301 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
13302 to determine the va_list type, build a MEM_REF instead of
13303 build_fold_indirect_ref.
13305 PR tree-optimization/69172
13306 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
13309 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
13311 PR tree-optimization/67781
13312 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
13313 and cmpnop in two steps: first the ones not accessed in original
13314 gimple expression in a endian independent way and then the ones not
13315 accessed in the final result in an endian-specific way.
13317 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13319 PR tree-optimization/69083
13320 * tree-vect-slp.c (vect_get_constant_vectors): For
13321 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
13322 element type. If op is fold_convertible_p to vector_type's element
13323 type, use NOP_EXPR instead of VCE.
13325 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
13327 PR rtl-optimization/67778
13328 PR rtl-optimization/68634
13329 PR rtl-optimization/68909
13330 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
13331 block from the stack until done with it. Remove a superfluous
13332 bitmap set. Remove a superfluous bitmap test.
13334 2016-01-07 Martin Sebor <msebor@redhat.com>
13337 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
13338 constraint on the type of arguments.
13340 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
13342 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
13343 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
13344 unaligned_access on the gcc_options set.
13345 * config/arm/arm.c (arm_option_override_internal): Use
13346 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
13348 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13351 * config/i386/i386.c (ix86_frame_pointer_required): Enable
13352 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
13354 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
13357 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13360 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13361 depending on frame_pointer_needed before remaining integer and SSE
13362 registers are saved.
13364 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
13367 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
13369 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
13372 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
13373 Use the "xBm" constraint.
13374 (float<sseintvecmodelower><mode>2<mask_name><round_name):
13376 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
13377 (sse_cvtsi2ssq<round_name>): Likewise.
13378 (sse_cvtss2si<round_name>): Likewise.
13379 (sse_cvtss2siq<round_name>): Likewise.
13380 (sse2_cvtsi2sdq<round_name>): Likewise.
13381 (sse2_cvtsd2si<round_name>): Likewise.
13382 (sse2_cvtsd2siq<round_name>): Likewise.
13383 * config/i386/subst.md (round_nimm_scalar_predicate): New
13386 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
13388 PR middle-end/67639
13389 * varasm.c (make_decl_rtl): Mark invalid register vars as
13392 PR rtl-optimization/66206
13393 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
13394 All callers changed.
13396 2016-01-07 Jakub Jelinek <jakub@redhat.com>
13398 PR tree-optimization/69141
13399 * tree-ssa-pre.c: Include langhooks.h.
13400 (eliminate_dom_walker::before_dom_children): Use
13401 lang_hooks.decl_printable_name instead of
13402 cgraph_node::get ()->name ().
13404 PR middle-end/68960
13405 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
13406 it and DECL_ALIGN too.
13408 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
13410 * config/mips/mips-ftypes.def: Sort to lexicographical order.
13412 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
13415 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
13416 depending on frame_pointer_needed before remaining integer and SSE
13417 registers are saved.
13419 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13421 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
13422 mode iterator with VSX_M2.
13423 (*p9_vecstore_<mode>): Likewise.
13424 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
13425 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
13426 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
13427 (define_split for VSX_LE128 stores): Likewise.
13428 (define_peephole2 for TImode LE swaps): Likewise.
13429 (define_split for VSX_LE128 post-reload stores): Likewise.
13431 2016-01-06 Marek Polacek <polacek@redhat.com>
13434 * convert.c (convert_to_integer_1): Adjust call to
13435 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
13436 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
13437 EXPR instead of ARG.
13438 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
13440 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13443 * doc/extend.texi (RL78 Variable Attributes): New section.
13445 2016-01-05 Marek Polacek <polacek@redhat.com>
13448 * builtins.c (get_memmodel): Use expansion point location rather than
13449 the input location. Call warning_at rather than warning.
13450 (expand_builtin_atomic_compare_exchange): Likewise.
13451 (expand_builtin_atomic_load): Likewise.
13452 (expand_builtin_atomic_store): Likewise.
13453 (expand_builtin_atomic_clear): Likewise.
13455 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13458 * config/i386/i386.c (ix86_expand_vector_logical_operator):
13459 Replace nonimmediate_operand with vector_operand.
13460 * config/i386/predicates.md (vector_operand): New predicate.
13461 (general_vector_operand): Replace nonimmediate_operand with
13463 * config/i386/sse.md: Replace nonimmediate_operand with
13464 vector_operand and m constraint with Bm constraint on SSE
13465 patterns with 16-byte memory operand.
13466 * config/i386/subst.md (round_nimm_predicate): Replace
13467 nonimmediate_operand with vector_operand.
13468 (round_saeonly_nimm_predicate): Likewise.
13469 (round_saeonly_nimm_scalar_predicate): New.
13471 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
13474 * config/i386/constraints.md (Bm): New constraint.
13475 * config/i386/predicates.md (vector_memory_operand): New
13477 * config/i386/sse.md: Replace xm with xBm in plusminus and
13478 any_logic patterns.
13480 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13483 * doc/extend.texi (V850 Function Attributes): New section.
13484 (V850 Variable Attributes): New section.
13486 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
13489 * doc/extend.texi (MicroBlaze Function Attributes): Document
13490 interrupt_handler and fast_interrupt attributes.
13492 2016-01-05 Sergei Trofimovich <siarheit@google.com>
13495 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
13496 for local symbolic operands.
13497 * config/ia64/predicates.md (local_symbolic_operand64): New
13500 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13502 PR rtl-optimization/68651
13503 * combine.c (combine_simplify_rtx): Canonicalize x + x into
13506 2016-01-05 Nathan Sidwell <nathan@acm.org>
13508 * alias.c (compare_base_decls): Use symtab_node::get.
13510 2016-01-05 Nick Clifton <nickc@redhat.com>
13513 * ira-costs.c (copy_cost): Initialise the t_icode field of the
13514 secondary_reload_info structure.
13517 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
13518 decls if weak support is available.
13520 2016-01-04 Martin Sebor <msebor@redhat.com>
13522 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
13524 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
13526 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13527 OPTION_MASK_P9_DFORM.
13529 * config/rs6000/constraints.md (wo constraint): New constraint for
13532 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
13534 (rs6000_init_hard_regno_mode_ok): Likewise.
13536 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
13539 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
13540 expanders not to have constraints. Add support for ISA 3.0 xxperm
13541 instruction. Add support for fusing xxlor with xxperm.
13542 (altivec_vperm_<mode>_internal): Likewise.
13543 (altivec_vperm_v8hiv16qi): Likewise.
13544 (altivec_vperm_<mode>v16q): Likewise.
13545 (altivec_vperm_<mode>_uns): Likewise.
13546 (vperm_v8hiv4si): Likewise.
13547 (vperm_v16qiv8hi): Likewise.
13549 * doc/md.texi (RS/6000 constraints): Document wo constraint.
13551 2016-01-04 Jakub Jelinek <jakub@redhat.com>
13553 Update copyright years.
13555 * gcc.c (process_command): Update copyright notice dates.
13556 * gcov-dump.c (print_version): Ditto.
13557 * gcov.c (print_version): Ditto.
13558 * gcov-tool.c (print_version): Ditto.
13559 * gengtype.c (create_file): Ditto.
13560 * doc/cpp.texi: Bump @copying's copyright year.
13561 * doc/cppinternals.texi: Ditto.
13562 * doc/gcc.texi: Ditto.
13563 * doc/gccint.texi: Ditto.
13564 * doc/gcov.texi: Ditto.
13565 * doc/install.texi: Ditto.
13566 * doc/invoke.texi: Ditto.
13568 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13570 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
13571 modes larger than TImode as TImode if NEON is not enabled.
13573 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13576 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
13577 mode for %f0-%f31 only if TARGET_FPU.
13579 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
13582 * config/sparc/sparc.c (scan_record_type): Take into account subfields
13583 to compute the PACKED_P predicate.
13584 (function_arg_record_value): Minor tweaks.
13586 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
13588 * doc/install.texi (--with-multilib-list): Describe the meaning of the
13589 option for arm*-*-* targets.
13591 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
13593 * doc/extend.texi (Common Function Attributes): Move docs for
13594 MSP430-specific attributes to....
13595 (MSP430 Function Attributes): ...here. Delete the redundant
13596 entries and copy-edit the remaining text.
13597 (MSP430 Variable Attributes): Use uniform format for index
13598 entries and add a cross-reference to the corresponding function
13601 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
13603 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
13605 (x86 Options): Likewise.
13607 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13611 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
13612 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
13613 to corresponding attribute.
13615 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
13617 * doc/extend.texi (Common Function Attributes) <noplt>: Move
13618 to correct alphabetization of table. Copy-edit and correct
13620 <stack_protect>: Likewise.
13621 <target_clones>: Likewise.
13623 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
13624 Correct punctuation.
13625 (Code Gen Options) <-fno-plt>: Copy-edit.
13627 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
13630 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
13631 SI values. Explicitly convert SI to DI and vice-versa.
13633 2016-01-01 Jakub Jelinek <jakub@redhat.com>
13635 PR tree-optimization/69070
13636 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
13637 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
13640 * ubsan.c (ubsan_instrument_float_cast): Call
13641 initialize_sanitizer_builtins.
13644 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
13646 Copyright (C) 2016 Free Software Foundation, Inc.
13648 Copying and distribution of this file, with or without modification,
13649 are permitted in any medium without royalty provided the copyright
13650 notice and this notice are preserved.