1 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
5 (migrate_btr_def): Likewise.
6 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7 * df-core.c (loop_post_order_compute): Likewise.
8 (loop_inverted_post_order_compute): Likewise.
9 * hsa-common.h: Likewise.
10 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
11 * init-regs.c (initialize_uninitialized_regs): Likewise.
12 * ipa-inline.c (resolve_noninline_speculation): Likewise.
13 (inline_small_functions): Likewise.
14 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
15 * ira.c (combine_and_move_insns): Likewise.
16 (build_insn_chain): Likewise.
17 * loop-invariant.c (find_invariants): Likewise.
18 * lower-subreg.c (propagate_pseudo_copies): Likewise.
19 * predict.c (tree_predict_by_opcode): Likewise.
20 (predict_paths_leading_to): Likewise.
21 (predict_paths_leading_to_edge): Likewise.
22 (estimate_loops_at_level): Likewise.
23 (estimate_loops): Likewise.
24 * shrink-wrap.c (try_shrink_wrapping): Likewise.
25 (spread_components): Likewise.
26 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
27 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
28 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
29 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
30 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
31 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
32 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
33 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
34 (mark_threaded_blocks): Likewise.
35 (thread_through_all_blocks): Likewise.
36 * tree-ssa.c (verify_ssa): Likewise.
37 (execute_update_addresses_taken): Likewise.
38 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
40 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
42 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
44 (post_order_compute): Likewise.
45 (inverted_post_order_compute): Likewise.
46 (pre_and_rev_post_order_compute_fn): Likewise.
48 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
50 * genrecog.c (int_set::int_set): Explicitly construct our
52 * vec.h (auto_vec::auto_vec): New constructor.
54 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
56 * bitmap.h (class auto_bitmap): New constructor taking
57 bitmap_obstack * argument.
59 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
61 * bitmap.h (class auto_bitmap): Change type of m_bits to
62 bitmap_head, and adjust ctor / dtor and member operators.
64 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
66 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
67 when returned register mode doesn't match original mode.
69 2017-05-12 Jeff Law <law@redhat.com>
70 Jakub Jelinek <jakub@redhat.com>
72 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
73 we look for cc setter after the compare-elim changes.
74 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
75 within the vector to match what compare-elim now expects.
76 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
77 (xorsi3_flags, one_cmplsi2_flags): Likewise.
79 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
80 after the compare-elim changes.
81 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
82 the vector to match what compare-elim now expects.
83 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
84 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
85 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
86 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
87 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
89 * config/visium/visium.c (single_set_and_flags): Fix where
90 we look for cc setter after the compare-elim changes.
91 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
92 with the vector to match what compare-elim now expects.
93 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
94 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
95 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
96 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
97 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
98 (neg<mode>2_insn_set_overflow): Likewise.
100 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
103 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
104 maybe_expand_insn call, set ops[0].target. If still set after call,
105 set alt_rtl. Add extra arg to recursive calls.
106 (extract_bit_field): Add alt_rtl argument. Pass to
108 * expmed.h (extract_bit_field): Fix prototype.
109 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
110 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
111 to extract_bit_field_calls.
112 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
113 Pass alt_rtl to extract_bit_field calls.
114 * calls.c (store_unaligned_arguments_into_psuedos)
115 load_register_parameters): Pass extra NULL to extract_bit_field calls.
116 * optabs.c (maybe_legitimize_operand): Clear op->target when call
118 * optabs.h (struct expand_operand): Add target bitfield.
120 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
122 * compare-elim.c (try_eliminate_compare): Canonicalize
123 operation with embedded compare to
124 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
125 (set (reg) (operation)].
127 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
129 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
132 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
133 cost of adding a carry flag for ADC instruction.
134 [case MINUS]: Ignore the cost of subtracting a carry flag
137 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
139 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
141 * config/rs6000/bmiintrin.h: New file.
142 * config/rs6000/bmi2intrin.h: New file.
143 * config/rs6000/x86intrin.h: New file.
145 2017-05-12 Jeff Law <law@redhat.com>
147 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
150 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
153 * tree-cfg.c: Remove cfg edges of unreachable case statements.
155 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
157 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
158 early expansion of vector divide builtins.
159 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
160 builtins identified as having unsigned arguments.
162 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
164 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
165 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
166 expansion of vector logical operations (and, andc, or, xor,
169 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
171 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
172 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
174 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
176 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
177 early GIMPLE expansion of vector multiplies.
179 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
181 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
182 TARGET_HAVE_MOVT conditional.
183 (movt splitter): Likewise.
185 2017-05-12 Richard Biener <rguenther@suse.de>
187 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
188 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
189 Fold all stmts not inplace.
191 2017-05-12 Richard Biener <rguenther@suse.de>
193 PR tree-optimization/80713
194 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
195 inserted_exprs bit for not removed stmts.
197 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
200 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
201 parallelized" attribute for parallelized OpenACC kernels.
202 * omp-offload.c (execute_oacc_device_lower): Use it.
204 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
205 Set "oacc kernels" attribute.
206 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
207 parameter. Adjust all users.
208 (oacc_fn_attrib_kernels_p): Remove function.
209 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
210 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
211 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
212 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
213 assert "oacc kernels" attribute is set.
215 2017-05-11 Carl Love <cel@us.ibm.com>
217 * config/rs6000/rs6000-c: Add support for built-in functions
218 vector unsigned char vec_popcnt (vector signed char)
219 vector unsigned char vec_popcnt (vector unsigned char)
220 vector unsigned short vec_popcnt (vector signed short)
221 vector unsigned short vec_popcnt (vector unsigned short)
222 vector unsigned int vec_popcnt (vector signed int)
223 vector unsigned int vec_popcnt (vector unsigned int)
224 vector unsigned long long vec_popcnt (vector signed long long)
225 vector unsigned long long vec_popcnt (vector unsigned long long)
226 vector signed long long vec_slo (vector signed long long,
228 vector signed long long vec_slo (vector signed long long,
229 vector unsigned char)
230 vector unsigned long long vec_slo (vector unsigned long long,
232 vector unsigned long long vec_slo (vector unsigned long long,
233 vector unsigned char)
234 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
235 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
236 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
237 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
238 * doc/extend.texi: Update the built-in documentation file for the
239 new built-in functions.
241 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
243 * attribs.h (sorted_attr_string): Move machine independent
244 functions for target clone support from the i386 port to common
245 code. Rename ix86_function_versions to common_function_versions.
246 Rename make_name to make_unique_name.
247 (common_function_versions): Likewise.
248 (make_unique_name): Likewise.
249 (make_dispatcher_decl): Likewise.
250 (is_function_default_version): Likewise.
251 * attribs.c (attr_strcmp): Likewise.
252 (sorted_attr_string): Likewise.
253 (common_function_versions): Likewise.
254 (make_unique_name): Likewise.
255 (make_dispatcher_decl): Likewise.
256 (is_function_default_version): Likewise.
257 * config/i386/i386.c (attr_strcmp): Likewise.
258 (sorted_attr_string): Likewise.
259 (ix86_function_versions): Likewise.
260 (make_name): Likewise.
261 (make_dispatcher_decl): Likewise.
262 (is_function_default_version): Likewise.
263 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
265 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
268 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
269 Account for direct move costs for vec_construct of integer
272 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
275 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
276 (UNSPEC_STX_ATOMIC): Ditto.
277 (loaddi_via_sse): New insn.
278 (storedi_via_sse): Ditto.
279 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
280 Update corresponding peephole2 patterns.
281 (atomic_storedi_fpu): Ditto.
283 2017-05-11 Julia Koval <julia.koval@intel.com>
285 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
286 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
288 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
289 (__builtin_ia32_rsqrt14ss_mask): New builtins.
290 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
292 2017-05-11 Nathan Sidwell <nathan@acm.org>
294 * graphite-poly.c: Include dumpfile.h.
296 * dumpfle.h (dump_function): Declare here ...
297 * tree-dump.h (dump_function): ... not here.
298 * dumpfile.c: #include tree-cfg.h.
299 (dump_function): Move here from ...
300 * tree-dump.c (dump_function): ... here.
301 * gimplify.c: #include splay-tree.h, not tree-dump.h.
302 * graphite-poly.c: Don't include tree-dump.h.
303 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
304 * print-tree.c: Likewise.
305 * stor-layout.c: Likewise.
306 * tree-nested.c: Likewise.
308 * dumpfile.c (dump_start): Use TDF_FLAGS.
309 (dump_enable_all): Fix TDF_KIND check thinko.
311 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
313 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
314 array entries to represent two legal parameterizations of the
315 overloaded __builtin_cmpb function, as represented by the
316 P6_OV_BUILTIN_CMPB constant.
317 (altivec_resolve_overloaded_builtin): Add special case handling
318 for the __builtin_cmpb function, as represented by the
319 P6_OV_BUILTIN_CMPB constant.
320 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
321 (BU_P6_64BIT_2): New macro.
322 (BU_P6_OVERLOAD_2): New macro
323 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
324 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
325 (CMPB): Add overload support to represent both 32-bit and 64-bit
326 compare-bytes function.
327 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
328 support for TARGET_CMPB.
329 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
330 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
331 documentation of the __builtin_cmpb overloaded built-in function.
333 2017-05-11 Richard Biener <rguenther@suse.de>
335 PR tree-optimization/80705
336 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
337 bases are not vectorizable.
339 2017-05-11 Bin Cheng <bin.cheng@arm.com>
341 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
342 when counting register pressure.
344 2017-05-11 Bin Cheng <bin.cheng@arm.com>
346 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
347 (iv_ca_more_deps): Renamed to ...
348 (iv_ca_compare_deps): ... this.
349 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
351 2017-05-11 Bin Cheng <bin.cheng@arm.com>
353 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
355 (determine_group_iv_costs): ... here.
356 (find_inv_vars_cb): Record inv var if it's not recorded before.
358 2017-05-11 Bin Cheng <bin.cheng@arm.com>
360 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
361 (get_shiftadd_cost): Ditto.
363 2017-05-11 Bin Cheng <bin.cheng@arm.com>
365 * tree-ssa-address.c: Include header file.
366 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
368 (add_to_parts): Refactor.
369 (addr_to_parts): New parameter. Update use of move_hint_to_base.
370 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
373 2017-05-11 Bin Cheng <bin.cheng@arm.com>
375 PR tree-optimization/53090
376 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
378 (extract_cond_operands): Detect condition with IV on both sides
379 and return COMP_IV_EXPR_2.
380 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
381 (rewrite_use_compare): Simplify by removing call to function
382 extract_cond_operands.
384 2017-05-11 Bin Cheng <bin.cheng@arm.com>
386 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
387 (extract_cond_operands): Detect condition comparing against non-
388 invariant bound and return appropriate enum value.
389 (find_interesting_uses_cond): Update use of extract_cond_operands.
390 Handle its return value accordingly.
391 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
393 2017-05-11 Bin Cheng <bin.cheng@arm.com>
395 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
396 nonlinear iv_use computation in loop invariant sensitive way.
398 2017-05-11 Bin Cheng <bin.cheng@arm.com>
400 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
401 (find_iv_candidates): Call relate_compare_use_with_all_cands.
403 2017-05-11 Bin Cheng <bin.cheng@arm.com>
405 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
406 (dump_cand): Support iv_cand.inv_exprs.
407 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
409 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
412 2017-05-11 Bin Cheng <bin.cheng@arm.com>
414 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
416 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
417 as local function. Include necessary header files.
418 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
420 2017-05-11 Bin Cheng <bin.cheng@arm.com>
422 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
424 2017-05-11 Bin Cheng <bin.cheng@arm.com>
426 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
427 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
428 RSHIFT_EXPR and BIT_NOT_EXPR.
430 2017-05-11 Bin Cheng <bin.cheng@arm.com>
432 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
433 (adjust_setup_cost): New parameter supporting round up adjustment.
434 (struct address_cost_data): Delete.
435 (force_expr_to_var_cost): Don't bound cost with spill_cost.
436 (split_address_cost, ptr_difference_cost): Delete.
437 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
438 (struct ainc_cost_data): New struct.
439 (get_address_cost_ainc): New function.
440 (get_address_cost, get_computation_cost): Reimplement.
441 (determine_group_iv_cost_address): Record inv_expr for all uses of
443 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
444 (iv_ca_has_deps): Reimplemented to ...
445 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
447 (iv_ca_extend): Call iv_ca_more_deps.
449 2017-05-11 Bin Cheng <bin.cheng@arm.com>
451 * tree-ssa-address.c (struct mem_address): Move to header file.
452 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
453 * tree-ssa-address.h (struct mem_address): Move from C file.
454 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
456 2017-05-11 Bin Cheng <bin.cheng@arm.com>
458 * tree-affine.h (aff_combination_type): New interface.
459 (aff_combination_zero_p): Remove static.
460 (aff_combination_const_p): New interface.
461 (aff_combination_singleton_var_p): New interfaces.
463 2017-05-11 Richard Biener <rguenther@suse.de>
465 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
466 Skip unreachable blocks and destinations.
467 (eliminate): Move stmt removal and fixup ...
468 (fini_eliminate): ... here. Skip inserted exprs.
469 (pass_pre::execute): Move fini_pre after fini_eliminate.
470 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
471 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
472 PRE to get rid of dead code that has invalid SSA form and
473 split critical edges again.
475 2017-05-11 Bin Cheng <bin.cheng@arm.com>
477 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
479 2017-05-11 Richard Biener <rguenther@suse.de>
481 * passes.c (execute_function_todo): Verify loops if they are
482 said to be up-to-date.
483 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
484 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
486 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
489 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
490 handle calling assemble_external ourself.
493 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
494 modes with zero size. Enhance comment.
496 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
498 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
499 built-ins for vec_xl and vec_xst with short and char pointer
502 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
504 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
505 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
506 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
507 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
508 (_mm_maskz_min_round_ss): New intrinsics.
509 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
510 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
511 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
512 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
513 (__builtin_ia32_minss_mask_round): New builtins.
514 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
515 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
516 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
518 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
519 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
521 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
524 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
526 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
527 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
528 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
529 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
530 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
531 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
532 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
533 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
534 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
535 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
536 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
537 (__builtin_ia32_mulss_mask_round): New builtins.
538 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
539 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
540 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
542 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
543 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
545 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
548 2017-05-10 Julia Koval <julia.koval@intel.com>
550 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
551 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
552 (_mm256_setr_m128i): New intrinsics.
554 2017-05-10 Julia Koval <julia.koval@intel.com>
556 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
557 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
558 (_mm_maskz_rcp14_ss): New intrinsics.
559 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
560 (__builtin_ia32_rcp14ss_mask): New builtins.
561 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
563 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
565 PR tree-optimization/51513
566 * tree-cfg.c (gimple_seq_unreachable_p): New function.
567 (assert_unreachable_fallthru_edge_p): Use it.
568 (group_case_labels_stmt): Likewise.
569 * tree-cfg.h: Prototype it.
570 * stmt.c: Include cfghooks.h and tree-cfg.h.
571 (emit_case_dispatch_table) <gap_label>: New local variable.
572 Use it to fill dispatch table gaps.
573 Test for default_label before updating probabilities.
574 (expand_case) <default_label>: Remove unneeded initialization.
575 Test for unreachable default case statement and remove its edge.
576 Set default_label accordingly.
577 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
579 2017-05-10 Carl Love <cel@us.ibm.com>
581 * config/rs6000/rs6000-c: Add support for built-in functions
582 vector signed char vec_neg (vector signed char)
583 vector signed short int vec_neg (vector short int)
584 vector signed int vec_neg (vector signed int)
585 vector signed long long vec_neg (vector signed long long)
586 vector float vec_neg (vector float)
587 vector double vec_neg (vector double)
588 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
590 * config/rs6000/altivec.h: Add define for vec_neg
591 * doc/extend.texi: Update the built-in documentation for the
592 new built-in functions.
594 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
596 PR tree-optimization/77644
597 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
599 2017-05-10 Nathan Sidwell <nathan@acm.org>
601 * dumpfile.h (TDI_lang_all): New.
602 (TDF_KIND): New. Renumber others
603 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
605 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
607 (get_dump_file_name): Adjust suffix generation.
608 (dump_enable_all): Use TDF_KIND.
609 * doc/invoke.texi (-fdump-lang-all): Document.
611 * dumpfile.h: Tabify.
613 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
616 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
617 Move member access before delete.
619 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
621 * tree-inline.c (expand_call_inline): Split block at stmt
624 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
627 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
628 are now unused after splitting mov{sf,sd}_hardfloat.
645 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
646 For movsf, order stores so the VSX stores occur before the GPR
647 store which encourages the register allocator to use a traditional
648 FPR instead of a GPR. For movsd, order the stores so that the GPR
649 store comes before the VSX stores to allow the power6 to work.
650 This is due to the power6 not having a 32-bit integer store
651 instruction from a FPR.
652 (movsf_hardfloat): Likewise.
653 (movsd_hardfloat): Likewise.
655 2017-05-09 Martin Sebor <msebor@redhat.com>
658 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
662 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
663 data member added in r247778.
664 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
666 2017-05-09 Nathan Sidwell <nathan@acm.org>
668 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
670 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
673 2017-05-09 Marek Polacek <polacek@redhat.com>
675 * doc/invoke.texi: Fix typo.
677 2017-05-09 Richard Biener <rguenther@suse.de>
679 * tree-vrp.c (vrp_val_is_max): Adjust comment.
680 (vrp_val_is_min): Likewise.
681 (set_value_range_to_value): Likewise.
682 (set_value_range_to_nonnegative): Likewise.
683 (gimple_assign_nonzero_p): Likewise.
684 (gimple_stmt_nonzero_p): Likewise.
685 (vrp_int_const_binop): Likewise. Remove unreachable case.
686 (adjust_range_with_scev): Adjust comments.
687 (compare_range_with_value): Likewise.
688 (extract_range_from_phi_node): Likewise.
689 (test_for_singularity): Likewise.
691 2017-05-09 Richard Biener <rguenther@suse.de>
693 * tree-vrp.c (get_single_symbol): Add assert that we don't
694 get overflowed constants as invariant part.
695 (compare_values_warnv): Add comment before the TREE_NO_WARNING
696 checks. Use wi::cmp instead of recursing for integer constants.
697 (compare_values): Just ignore whether we assumed undefined
698 overflow instead of failing the compare.
699 (extract_range_for_var_from_comparison_expr): Add comment before the
700 TREE_NO_WARNING sets.
701 (test_for_singularity): Likewise.
702 (extract_range_from_comparison): Do not disable optimization
703 when we assumed undefined overflow.
704 (extract_range_basic): Remove init of unused var.
706 2017-05-09 Richard Biener <rguenther@suse.de>
708 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
709 (extract_range_from_multiplicative_op_1): Adjust.
710 (extract_range_from_binary_expr_1): Use int_const_binop.
712 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
715 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
716 rs6000_store_data_bypass_p in seven define_bypass directives and
718 * config/rs6000/rs6000-protos.h: Add prototype for
719 rs6000_store_data_bypass_p function.
720 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
721 function implements slightly different (rs6000-specific) semantics
722 than store_data_bypass_p, returning false rather than aborting
723 with assertion error when arguments do not satisfy the
724 requirements of store data bypass.
725 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
726 rs6000_store_data_bypass_p.
728 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
730 * config/xtensa/xtensa-protos.h
731 (xtensa_initial_elimination_offset): New declaration.
732 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
733 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
734 macro definition, add case for FRAME_POINTER_REGNUM when
735 FRAME_GROWS_DOWNWARD.
736 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro
738 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
739 xtensa_initial_elimination_offset.
741 2017-05-08 Nathan Sidwell <nathan@acm.org>
743 * doc/invoke.texi: Alphabetize -fdump options.
745 2017-05-08 Martin Sebor <msebor@redhat.com>
748 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
750 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
752 * target.def (compute_frame_layout): New optional target hook.
753 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
754 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
755 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
757 * reload1.c (verify_initial_elim_offsets): Likewise.
758 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
759 (use_simple_return_p): Call arm_compute_frame_layout if needed.
760 (arm_get_frame_offsets): Split up into this ...
761 (arm_compute_frame_layout): ... and this function.
763 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
765 * config/aarch64/constraints.md (Usa): New constraint.
766 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
768 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
770 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
771 with_multilib_list after it has been checked.
773 2017-05-08 Richard Biener <rguenther@suse.de>
775 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
776 (bitmap_set_subtract_values): Likewise.
778 2017-05-08 Richard Biener <rguenther@suse.de>
780 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
781 (gimple_assign_nonzero): ... this and remove strict_overflow_p
783 (gimple_stmt_nonzero_warnv_p): Rename to ...
784 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
786 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
787 (extract_range_basic): Adjust, do not disable propagation on
788 strict overflow sensitive simplification.
789 (vrp_visit_cond_stmt): Likewise.
791 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
793 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
794 body size unconditionally.
796 2017-05-07 Jeff Law <law@redhat.com>
799 2017-05-06 Jeff Law <law@redhat.com>
800 PR tree-optimization/78496
801 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
804 PR tree-optimization/78496
805 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
806 (simplify_stmt_using_ranges): Call it.
807 (vrp_dom_walker::before_dom_children): Extract equivalences
808 from an ASSERT_EXPR with an equality comparison against a
811 2017-05-06 Jeff Law <law@redhat.com>
813 PR tree-optimization/78496
814 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
817 PR tree-optimization/78496
818 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
819 (simplify_stmt_using_ranges): Call it.
820 (vrp_dom_walker::before_dom_children): Extract equivalences
821 from an ASSERT_EXPR with an equality comparison against a
824 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
826 * lra-constraints.c (lra_copy_reg_equiv): New function.
827 (split_reg): Use it to copy equivalence information from the
828 original register to the spill register.
830 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
832 PR rtl-optimization/75964
833 * simplify-rtx.c (simplify_const_relational_operation): Remove
834 invalid handling of comparisons of integer ABS.
836 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
838 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
840 (init_regs): Remove declaration.
841 (function_arg_advance_32): Initialize error_p as boolean variable.
843 2017-05-05 Nathan Sidwell <nathan@acm.org>
845 * store-motion.c (remove_reachable_equiv_notes): Reformat long
848 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
850 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
851 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
852 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
853 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
854 VF=2 that require versioning.
856 2017-05-05 David Malcolm <dmalcolm@redhat.com>
858 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
861 2017-05-05 David Malcolm <dmalcolm@redhat.com>
863 * diagnostic.h (diagnostic_override_option_index): Convert from
864 macro to inline function.
866 2017-05-05 David Malcolm <dmalcolm@redhat.com>
868 * diagnostic.c (last_module_changed_p): New function.
869 (set_last_module): New function.
870 (diagnostic_report_current_module): Convert macro usage to
872 * diagnostic.h (diagnostic_context::last_module): Strengthen
873 from const line_map * to const line_map_ordinary *.
874 (diagnostic_last_module_changed): Delete macro.
875 (diagnostic_set_last_module): Delete macro.
877 2017-05-05 David Malcolm <dmalcolm@redhat.com>
879 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
880 with diagnostic_report_diagnostic.
881 (diagnostic_n_impl_richloc): Likewise.
882 * diagnostic.h (report_diagnostic): Delete macro.
883 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
884 with diagnostic_report_diagnostic.
885 * substring-locations.c (format_warning_va): Likewise.
887 2017-05-05 David Malcolm <dmalcolm@redhat.com>
889 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
890 save/restor of format_spec. Move option-printing code to...
891 (print_option_information): ...this new function, and
892 reimplement by simply printing to the pretty_printer,
893 rather than appending to the format string.
895 2017-05-05 David Malcolm <dmalcolm@redhat.com>
897 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
898 handling logic into...
899 (update_effective_level_from_pragmas): ...this new function.
901 2017-05-04 Andrew Waterman <andrew@sifive.com>
903 * config/riscv/riscv.opt (mstrict-align): New option.
904 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
905 (SLOW_UNALIGNED_ACCESS): Define.
906 (riscv_slow_unaligned_access): Declare.
907 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
909 (riscv_slow_unaligned_access): New variable.
910 (rocket_tune_info): Set slow_unaligned_access to true.
911 (optimize_size_tune_info): Set slow_unaligned_access to false.
912 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
913 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
914 (riscv_option_override): Set riscv_slow_unaligned_access.
915 * doc/invoke.texi: Add -mstrict-align to RISC-V.
917 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
919 * config/riscv/riscv.md: Unify indentation.
921 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
926 * config/rs6000/rs6000.md (u code attribute): Add FIX and
928 (extendsi<mode>2): Add support for doing sign extension via
929 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
930 don't have ISA 3.0 instructions.
931 (extendsi<mode>2 splitter): Likewise.
932 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
933 generate the normal insns since SImode can now go in vector
934 registers. Disallow the special UNSPECs needed for previous
935 machines to hide SImode being used. Add new insns
936 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
937 (fix_trunc<mode>si2_stfiwx): Likewise.
938 (fix_trunc<mode>si2_internal): Likewise.
939 (fixuns_trunc<mode>si2): Likewise.
940 (fixuns_trunc<mode>si2_stfiwx): Likewise.
941 (fctiw<u>z_<mode>_smallint): Likewise.
942 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
943 of floating point to 32-bit integer from doing a direct move to
944 the GPR registers to do a store.
945 (fctiwz_<mode>): Break long line.
947 2017-05-05 Bin Cheng <bin.cheng@arm.com>
949 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
950 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
951 (addr_list, addr_offset_valid_p): New.
952 (split_address_groups): Check offset validity with above function.
953 (gt-tree-ssa-loop-ivopts.h): Include header file.
955 2017-05-05 Nathan Sidwell <nathan@acm.org>
957 * config.gcc (arm*-*-*): Add missing 'fi'.
959 2017-05-05 Steve Ellcey <sellcey@cavium.com>
961 * doc/invoke.texi (-fopt-info): Explicitly say order of options
962 included in -fopt-info does not matter.
963 * doc/optinfo.texi (-fopt-info): Fix description of default
964 behavour. Explicitly say order of options included in -fopt-info
967 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
969 * config.gcc: Allow combinations of aprofile and rmprofile values for
970 --with-multilib-list.
971 * config/arm/t-multilib: New file.
972 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
973 variables. Remove setting of ISA and floating-point ABI in
974 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
975 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
976 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
977 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
979 * config/arm/t-rmprofile: Likewise except for the matches changes.
980 * doc/install.texi (--with-multilib-list): Document the combination of
981 aprofile and rmprofile values and warn about pitfalls in doing that.
983 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
985 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
986 (movdi_aarch64): Likewise.
988 2017-05-05 Jakub Jelinek <jakub@redhat.com>
990 PR tree-optimization/80632
991 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
993 (build_arrays): Initialize it for virtual phis.
994 (fix_phi_nodes): Use it for virtual phis.
996 PR tree-optimization/80558
997 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
998 [x, y] op z into [x op, y op z] for op & or | if conditions
1001 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
1002 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
1005 * config/arm/arm.md (use_literal_pool): Remove.
1006 (64-bit immediate split): No longer takes cost into consideration
1007 if arm_disable_literal_pool is enabled.
1008 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
1009 used when arm_disable_literal_pool is enabled.
1010 (arm_max_const_double_inline_cost): Remove use of
1011 arm_disable_literal_pool.
1012 (push_minipool_fix): Add assert.
1013 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
1014 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
1015 (no_literal_pool_sf_immediate): New.
1017 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1019 PR tree-optimization/80613
1020 * tree-ssa-dce.c (propagate_necessity): Remove cases for
1021 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
1023 2017-05-05 Richard Biener <rguenther@suse.de>
1025 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
1027 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
1029 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
1030 of this flag from insn conditions due to removal from r247495.
1032 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
1034 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
1036 (arm_early_store_addr_dep_ptr): Likewise.
1037 * config/arm/aarch-common-protos.h
1038 (arm_early_load_addr_dep_ptr): Add prototype.
1039 (arm_early_store_addr_dep_ptr): Likewise.
1040 * config/arm/cortex-a53.md: Add new bypasses.
1042 2017-05-05 Jakub Jelinek <jakub@redhat.com>
1044 * tree.c (next_type_uid): Change type to unsigned.
1045 (type_hash_canon): Decrement back next_type_uid if
1046 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
1047 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
1050 2017-05-04 Martin Sebor <msebor@redhat.com>
1052 * builtins.c: Fix a trivial typo in a comment.
1055 * builtins.c (check_sizes): Adjust to handle reading past the end.
1056 Avoid printing excessive upper bound of ranges. Use %E to print
1057 tree nodes instead of converting them to %wu.
1058 (expand_builtin_memchr): New function.
1059 (compute_dest_size): Rename...
1060 (compute_objsize): ...to this.
1061 (expand_builtin_memcpy): Adjust.
1062 (expand_builtin_mempcpy): Adjust.
1063 (expand_builtin_strcat): Adjust.
1064 (expand_builtin_strcpy): Adjust.
1065 (check_strncat_sizes): Adjust.
1066 (expand_builtin_strncat): Adjust.
1067 (expand_builtin_strncpy): Adjust and simplify.
1068 (expand_builtin_memset): Adjust.
1069 (expand_builtin_bzero): Adjust.
1070 (expand_builtin_memcmp): Adjust.
1071 (expand_builtin): Handle memcmp.
1072 (maybe_emit_chk_warning): Check strncat just once.
1074 2017-05-04 Martin Sebor <msebor@redhat.com>
1076 PR preprocessor/79214
1079 * builtins.c (check_sizes): Add inlining context and issue
1080 warnings even when -Wno-system-headers is set.
1081 (check_strncat_sizes): Same.
1082 (expand_builtin_strncat): Same.
1083 (expand_builtin_memmove): New function.
1084 (expand_builtin_stpncpy): Same.
1085 (expand_builtin): Handle memmove and stpncpy.
1087 2017-05-04 Bin Cheng <bin.cheng@arm.com>
1089 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
1090 which is not used any more.
1092 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
1094 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
1096 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
1098 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
1099 (cortexa53_tunings): Likewise.
1100 (cortexa57_tunings): Likewise.
1101 (cortexa72_tunings): Likewise.
1102 (cortexa73_tunings): Likewise.
1104 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
1106 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
1107 Set loop alignment to 8.
1109 2017-05-04 Martin Sebor <msebor@redhat.com>
1111 PR translation/80280
1112 * builtins.c (expand_builtin_object_size): Add missing quoting to
1113 %D and like directives.
1114 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
1115 (hsa_type_for_tree_type): Same.
1116 (verify_function_arguments): Same.
1117 * symtab.c (symbol_table::change_decl_assembler_name): Same.
1118 * varasm.c (get_section): Same.
1121 2017-05-04 Martin Sebor <msebor@redhat.com>
1123 PR translation/80280
1124 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
1126 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
1128 * config/aarch64/aarch64.c (generic_addrcost_table):
1129 Change HI/TI mode setting.
1131 2017-05-04 Martin Jambor <mjambor@suse.cz>
1133 PR tree-optimization/80622
1134 * tree-sra.c (comes_initialized_p): New function.
1135 (build_accesses_from_assign): Only set write lazily when
1136 comes_initialized_p is false.
1137 (analyze_access_subtree): Use comes_initialized_p.
1138 (propagate_subaccesses_across_link): Assert !comes_initialized_p
1139 instead of testing for PARM_DECL.
1141 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1143 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
1144 constraint on operand 0 to allow more general addressing modes.
1145 Adjust output template.
1146 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
1148 * config/aarch64/aarch64-protos.h
1149 (aarch64_address_valid_for_prefetch_p): Declare prototype.
1150 * config/aarch64/constraints.md (Dp): New address constraint.
1151 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
1154 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
1156 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
1157 update use of estimate_ipcp_clone_size_and_time.
1158 (estimate_local_effects): Update use of
1159 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
1160 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
1161 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
1162 Return nonspecialized time.
1164 2017-05-04 Richard Biener <rguenther@suse.de>
1166 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
1167 for the last VUSE which def dominates the PHI. Directly call
1169 (get_continuation_for_phi_1): Remove.
1171 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
1173 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
1174 to explain the use of truncating division. Cap the number of
1175 iterations to the maximum given by nb_iterations_upper_bound,
1178 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1180 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
1181 * configure: Regenerate.
1182 * config.in: Regenerate.
1183 * config/i386/driver-mingw32.c: new file.
1184 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
1185 * config.host: Link driver-mingw32.o on MinGW host.
1186 * doc/install.texi: Document new --enable-mingw-wildcard configure
1189 2017-05-04 Marek Polacek <polacek@redhat.com>
1191 PR tree-optimization/80612
1192 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
1194 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
1195 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
1197 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
1198 (movt splitter): Likewise.
1199 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
1200 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
1201 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
1202 block for Thumb-1 with MOVT.
1203 (thumb2_legitimate_address_p): Move code block ...
1204 (can_avoid_literal_pool_for_label_p): ... into this new function.
1205 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
1207 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
1208 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
1209 "M-profile targets with the MOVT instruction".
1211 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
1213 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
1214 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
1215 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
1217 2017-05-04 Martin Liska <mliska@suse.cz>
1219 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
1222 2017-05-04 Richard Biener <rguenther@suse.de>
1224 * tree.c (array_at_struct_end_p): Handle arrays at struct
1225 end with flexarrays more conservatively. Refactor and treat
1226 arrays of arrays or aggregates more strict. Fix
1227 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
1228 * tree.c (array_at_struct_end_p): Adjust prototype.
1229 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
1230 * gimple-fold.c (get_range_strlen): Likewise.
1231 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
1233 2017-05-04 Richard Biener <rguenther@suse.de>
1235 PR tree-optimization/31130
1236 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
1238 (supports_overflow_infinity): Likewise.
1239 (is_negative_overflow_infinity): Likewise.
1240 (is_positive_overflow_infinity): Likewise.
1241 (is_overflow_infinity): Likewise.
1242 (stmt_overflow_infinity): Likewise.
1243 (overflow_infinity_range_p): Likewise.
1244 (usable_range_p): Remove as always returning true.
1245 (make_overflow_infinity): Remove.
1246 (negative_overflow_infinity): Likewise.
1247 (positive_overflow_infinity): Likewise.
1248 (avoid_overflow_infinity): Likewise.
1249 (set_value_range): Adjust accordingly.
1250 (set_value_range_to_nonnegative): Likewise, remove now unused
1251 overflow_infinity arg.
1252 (vrp_operand_equal_p): Adjust.
1253 (update_value_range): Likewise.
1254 (range_int_cst_singleton_p): Likewise.
1255 (operand_less_p): Likewise.
1256 (compare_values_warnv): Likewise.
1257 (extract_range_for_var_from_comparison_expr): Likewise.
1258 (vrp_int_const_binop): Likewise.
1259 (zero_nonzero_bits_from_vr): Likewise.
1260 (extract_range_from_multiplicative_op_1): Likewise.
1261 (extract_range_from_binary_expr_1): Likewise.
1262 (extract_range_from_unary_expr): Likewise.
1263 (extract_range_from_comparison): Likewise.
1264 (extract_range_basic): Likewise.
1265 (adjust_range_with_scev): Likewise.
1266 (compare_ranges): Likewise.
1267 (compare_range_with_value): Likewise.
1268 (dump_value_range): Likewise.
1269 (test_for_singularity): Likewise, remove strict_overflow_p parameter
1271 (simplify_cond_using_ranges): Adjust.
1273 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
1275 * brig-builtins.def: Added a builtin for class_f64.
1276 * builtin-types.def: Added a builtin type needed by class_f64.
1278 2017-05-03 Jason Merrill <jason@redhat.com>
1280 * timevar.def: Add TV_CONSTEXPR.
1282 2017-05-03 David Malcolm <dmalcolm@redhat.com>
1284 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
1286 2017-05-03 Martin Jambor <mjambor@suse.cz>
1288 * ipa-prop.c (ipa_update_after_lto_read): Removed.
1289 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
1290 * ipa-cp.c (ipcp_propagate_stage): Do not call
1291 ipa_update_after_lto_read.
1292 * ipa-inline.c (ipa_inline): Likewise.
1294 2017-05-03 Martin Jambor <mjambor@suse.cz>
1296 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
1297 tag. Added a default constructor and a destructor.
1298 (ipa_edge_args_sum_t): New class;
1299 (ipa_edge_args_sum): Declare.
1300 (ipa_edge_args_vector): Remove declaration.
1301 (IPA_EDGE_REF): Use ipa_edge_args_sum.
1302 (ipa_free_edge_args_substructures): Remove declaration.
1303 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
1304 (ipa_edge_args_info_available_for_edge_p): Likewise.
1305 * ipa-prop.c (ipa_edge_args_vector): Removed.
1306 (edge_removal_hook_holder): Likewise.
1307 (edge_duplication_hook_holder): Likewise.
1308 (ipa_edge_args_sum): New variable.
1309 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
1310 ipa_edge_args_vector.
1311 (ipa_free_edge_args_substructures): Likewise.
1312 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
1313 ipa_edge_args_vector.
1314 (ipa_edge_removal_hook): Turned into method
1315 ipa_edge_args_sum_t::remove.
1316 (ipa_edge_duplication_hook): Turned into method
1317 ipa_edge_args_sum_t::duplicate.
1318 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
1319 registering edge hooks.
1320 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
1321 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
1322 ipa_edge_args_sum instead of ipa_edge_args_vector.
1323 * ipa-profile.c (ipa_profile): Likewise.
1325 2017-05-03 Martin Jambor <mjambor@suse.cz>
1327 * symbol-summary.h (function_summary): New method exists.
1328 (function_summary::symtab_removal): Deallocate through release.
1329 (call_summary): New class.
1330 (gt_ggc_mx): New overload.
1331 (gt_pch_nx): Likewise.
1332 (gt_pch_nx): Likewise.
1334 2017-05-03 Jeff Law <law@redhat.com>
1336 PR tree-optimization/78496
1337 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
1338 from simplify_cond_using_ranges. Split off code to walk
1339 backwards through casts into ...
1340 (simplify_cond_using_ranges_2): New function.
1341 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
1342 (execute_vrp): After identifying jump threads, call
1343 simplify_cond_using_ranges_2.
1345 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
1348 * ipa-inline.h (inline_summary): Add ctor.
1349 (create_ggc): Do not use ggc_cleared_alloc.
1351 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
1352 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1354 * gcc.c (handle_braces): Support escaping in switch matching
1356 * doc/invoke.texi (Spec Files): Document it.
1357 Remove superfluous @code markup in items.
1359 2017-05-03 David Malcolm <dmalcolm@redhat.com>
1361 * diagnostic-show-locus.c (struct column_range): New struct.
1362 (get_affected_columns): New function.
1363 (get_printed_columns): New function.
1364 (struct correction): New struct.
1365 (correction::ensure_capacity): New function.
1366 (correction::ensure_terminated): New function.
1367 (struct line_corrections): New struct.
1368 (line_corrections::~line_corrections): New dtor.
1369 (line_corrections::add_hint): New function.
1370 (layout::print_trailing_fixits): Reimplement in terms of the new
1372 (selftest::test_overlapped_fixit_printing): New function.
1373 (selftest::diagnostic_show_locus_c_tests): Call it.
1375 2017-05-03 Nathan Sidwell <nathan@acm.org>
1377 Canonicalize canonical type hashing
1378 * tree.h (type_hash_canon_hash): Declare.
1379 * tree.c (type_hash_list, attribute_hash_list): Move into
1380 type_hash_canon_hash.
1381 (build_type_attribute_qual_variant): Break out hash code calc into
1382 type_hash_canon_hash.
1383 (type_hash_canon_hash): New. Generic type hash computation.
1384 (build_range_type_1, build_array_type_1, build_function_type,
1385 build_method_type_directly, build_offset_type, build_complex_type,
1386 make_vector_type): Call it.
1388 2017-05-03 Richard Biener <rguenther@suse.de>
1390 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1391 When all DRs have unknown misaligned do not always peel
1392 when there is a store but apply the same costing model as if
1393 there were only loads.
1395 2017-05-03 Richard Biener <rguenther@suse.de>
1398 PR tree-optimization/80492
1399 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1400 compare_base_decls returning dont-know properly.
1402 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
1404 * config/arm/iterators.md (CCSI): New mode iterator.
1405 (arch): New mode attribute.
1406 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
1407 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
1408 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
1409 code iterator for success result mode.
1410 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
1411 the corresponding new insn generators.
1413 2017-05-03 Bin Cheng <bin.cheng@arm.com>
1416 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1417 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
1419 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
1421 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
1422 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
1423 (DDR_A): Wrap DDR argument in brackets.
1424 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
1425 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
1426 (DDR_REVERSED_P): Likewise.
1428 2017-05-03 Jakub Jelinek <jakub@redhat.com>
1430 PR tree-optimization/79472
1431 * tree-switch-conversion.c (struct switch_conv_info): Add
1432 contiguous_range and default_case_nonstandard fields.
1433 (collect_switch_conv_info): Compute contiguous_range and
1434 default_case_nonstandard fields, don't clear final_bb if
1435 contiguous_range and only the default case doesn't have the required
1437 (check_all_empty_except_final): Set default_case_nonstandard instead
1438 of failing if contiguous_range and the default case doesn't have empty
1440 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
1441 and only the default case doesn't have the required constants. Skip
1443 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
1444 if default_case_nonstandard.
1445 (build_constructors): Build constant 1 just once. Assert that default
1446 values aren't inserted in between cases if contiguous_range. Skip
1448 (build_arrays): Skip virtual phis.
1449 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
1450 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
1451 Handle virtual phis.
1452 (gen_inbound_check): Handle default_case_nonstandard case.
1453 (process_switch): Adjust check_final_bb caller. Call
1454 gather_default_values with the first non-default case instead of
1455 default case if default_case_nonstandard.
1457 2017-05-02 Nathan Sidwell <nathan@acm.org>
1459 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
1460 check. Fix formatting.
1462 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
1464 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
1465 errors when comparing specialized and unspecialized times.
1467 2017-05-02 David Malcolm <dmalcolm@redhat.com>
1469 * diagnostic-show-locus.c
1470 (layout::should_print_annotation_line_p): Make private.
1471 (layout::print_annotation_line): Make private.
1472 (layout::annotation_line_showed_range_p): Make private.
1473 (layout::show_ruler): Make private.
1474 (layout::print_source_line): Make private. Pass in line and
1475 line_width, rather than calling location_get_source_line. Drop
1477 (layout::print_leading_fixits): New method.
1478 (layout::print_any_fixits): Rename to...
1479 (layout::print_trailing_fixits): ...this, and make private.
1480 Don't print newline fixits.
1481 (diagnostic_show_locus): Move logic for printing one row into...
1482 (layout::print_line): ...this new function. Move the
1483 location_get_source_line call and error-handling from
1484 print_source_line to here. Call print_leading_fixits, and rename
1485 print_any_fixits to print_trailing_fixits.
1486 (selftest::test_fixit_insert_containing_newline): Update now that
1487 newlines are partially supported.
1488 (selftest::test_fixit_insert_containing_newline_2): New test.
1489 (selftest::test_fixit_replace_containing_newline): Update comments.
1490 (selftest::diagnostic_show_locus_c_tests): Call the new test.
1491 * edit-context.c (class added_line): New class.
1492 (class edited_line): Describe newline handling in comment.
1493 (edited_line::actually_edited_p): New method.
1494 (edited_line::print_content): Delete redundant decl.
1495 (edited_line::m_predecessors): New field.
1496 (edited_file::print_content): Call edited_line::print_content.
1497 (edited_file::print_diff): Update to support newlines.
1498 (edited_file::print_diff_hunk): Likewise.
1499 (edited_file::print_run_of_changed_lines): New function.
1500 (edited_file::print_diff_line): Convert to...
1501 (print_diff_line): ...this.
1502 (edited_file::get_effective_line_count): New function.
1503 (edited_line::edited_line): Initialize new field m_predecessors.
1504 (edited_line::~edited_line): Clean up m_predecessors.
1505 (edited_line::apply_fixit): Handle newlines.
1506 (edited_line::get_effective_line_count): New function.
1507 (edited_line::print_content): New function.
1508 (edited_line::print_diff_lines): New function.
1509 (selftest::test_applying_fixits_insert_containing_newline): New
1511 (selftest::test_applying_fixits_replace_containing_newline): New
1513 (selftest::insert_line): New function.
1514 (selftest::test_applying_fixits_multiple_lines): Add example of
1516 (selftest::edit_context_c_tests): Call the new tests.
1518 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1520 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
1521 parameter cand. Update dump information.
1522 (get_computation_cost): Update uses.
1524 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1526 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
1527 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
1528 (get_computation_at, rewrite_use_address): Update use of
1529 get_computation_aff.
1531 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1533 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
1534 (get_computation): Delete.
1535 (get_computation_cost): Implement like get_computation_cost_at.
1536 Use get_computation_at.
1537 (get_computation_cost_at): Delete.
1538 (rewrite_use_nonlinear_expr): Use get_computation_at.
1539 (rewrite_use_compare, remove_unused_ivs): Ditto.
1541 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1543 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
1545 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1547 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
1548 (ivopts_global_cost_for_size): Rename parameter and update uses.
1549 (iv_ca_recount_cost): Update uses.
1550 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
1551 candidates seperately in n_invs and n_cands.
1552 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
1554 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1556 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
1557 (find_inv_vars_cb): New.
1558 (find_depends): Renamed to ...
1559 (find_inv_vars): ... this.
1560 (add_candidate_1, force_var_cost): Call find_inv_vars.
1561 (split_address_cost, determine_group_iv_cost_cond): Ditto.
1563 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1565 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
1566 inv_vars. Add inv_exprs.
1567 (struct iv_cand): Rename depends_on to inv_vars.
1568 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
1569 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
1570 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
1571 (dump_cand): Dump inv_vars.
1572 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
1573 (record_invariant, find_depends, add_candidate_1): Ditto.
1574 (set_group_iv_cost, force_var_cost): Ditto.
1575 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
1576 (get_computation_cost_at, get_computation_cost): Ditto.
1577 (determine_group_iv_cost_generic): Ditto.
1578 (determine_group_iv_cost_address): Ditto.
1579 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
1580 (determine_group_iv_costs): Ditto.
1581 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
1582 (iv_ca_set_remove_invariants): Renamed to ...
1583 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
1584 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
1585 (iv_ca_set_add_invariants): Renamed to ...
1586 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
1587 (iv_ca_set_cp): Use iv_ca_set_add_invs.
1588 (iv_ca_has_deps): Support inv_vars and inv_exprs.
1589 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
1590 (create_new_ivs): Remove useless dump.
1592 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1594 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
1596 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
1597 (iv_ca_set_no_cp, create_new_iv): Ditto.
1599 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1601 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
1603 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
1605 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
1606 function tree_check2.
1608 2017-05-02 Martin Liska <mliska@suse.cz>
1610 * doc/gcov.texi: Add missing preposition.
1611 * gcov.c (function_info::function_info): Properly fill up
1612 all member variables.
1614 2017-05-02 Tamar Christina <tamar.christina@arm.com>
1616 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
1618 2017-05-02 Tamar Christina <tamar.christina@arm.com>
1620 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
1622 2017-05-02 Martin Liska <mliska@suse.cz>
1625 * lto-streamer-in.c (lto_read_tree_1): Remove
1627 * lto-streamer.c (struct tree_hash_entry): Likewise.
1628 (struct tree_entry_hasher): Likewise.
1629 (tree_entry_hasher::hash): Likewise.
1630 (tree_entry_hasher::equal): Likewise.
1631 (lto_streamer_init): Likewise.
1632 (lto_orig_address_map): Likewise.
1633 (lto_orig_address_get): Likewise.
1634 (lto_orig_address_remove): Likewise.
1635 * lto-streamer.h: Likewise.
1636 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
1637 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
1639 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
1641 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
1642 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
1643 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
1644 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
1645 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
1646 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
1647 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
1648 (mm_maskz_sub_ss): New intrinsics.
1649 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1650 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
1651 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
1652 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
1653 (__builtin_ia32_subss_mask_round): New builtins.
1654 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1655 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
1656 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
1658 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
1659 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
1661 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
1664 2017-05-02 Martin Jambor <mjambor@suse.cz>
1666 PR tree-optimization/78687
1667 * tree-sra.c (access): New field parent.
1668 (process_subtree_disqualification): New function.
1669 (disqualify_candidate): Call it.
1670 (build_accesses_from_assign): Reset write flag if creating an
1672 (build_access_subtree): Fill in parent field and also prpagate
1673 down grp_write flag.
1674 (create_artificial_child_access): New parameter set_grp_write, set
1675 grp_write to its value.
1676 (propagate_subaccesses_across_link): Also propagate grp_write flag
1678 (propagate_all_subaccesses): Push the closest parent back to work
1679 queue if add_access_to_work_queue returned true.
1681 2017-05-02 Richard Biener <rguenther@suse.de>
1683 * common.opt (fstrict-overflow): Alias negative to fwrapv.
1684 * doc/invoke.texi (fstrict-overflow): Remove all traces of
1685 -fstrict-overflow documentation.
1686 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
1687 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
1688 flag_strict_overflow.
1689 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
1690 * lto-opts.c (lto_write_options): Do not stream it.
1691 * lto-wrapper.c (merge_and_complain): Do not handle it.
1692 * opts.c (default_options_table): Do not set -fstrict-overflow.
1693 (finish_options): Likewise do not clear it when sanitizing.
1694 * simplify-rtx.c (simplify_const_relational_operation): Do not
1695 test flag_strict_overflow.
1697 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
1699 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
1700 using enabled attribute.
1701 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
1702 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
1703 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
1704 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
1705 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
1706 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
1707 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
1708 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
1709 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
1710 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
1712 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
1714 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
1716 2017-05-02 Richard Biener <rguenther@suse.de>
1718 PR tree-optimization/80591
1720 2017-04-10 Richard Biener <rguenther@suse.de>
1722 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1725 2017-05-02 Richard Biener <rguenther@suse.de>
1727 PR tree-optimization/80549
1728 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
1729 (cleanup_tree_cfg_noloop): Create forwarders to known loop
1730 headers if they do not have a preheader.
1732 2017-05-02 Martin Liska <mliska@suse.cz>
1735 * common.opt: Fix typo.
1736 * doc/invoke.texi: Likewise.
1738 2017-05-01 Jan Beulich <jbeulich@suse.com>
1740 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
1741 swapping, add (x,x,m,x,n) alternative.
1743 2017-05-01 Nathan Sidwell <nathan@acm.org>
1745 * calls.c (combine_pending_stack_adjustment_and_call): Remove
1746 unnecessary unadjusted_alignment check.
1748 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
1751 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
1753 * gimplify.c (gimplify_cilk_detach): New function.
1754 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
1755 * tree-core.h: Document EXPR_CILK_SPAWN.
1756 * tree.h (EXPR_CILK_SPAWN): Define.
1758 2017-05-01 David Malcolm <dmalcolm@redhat.com>
1760 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
1761 to use new fixit_hint representation, using the "replace" logic.
1762 (get_line_span_for_fixit_hint): Likewise.
1763 (layout::print_any_fixits): Likewise.
1764 (selftest::test_one_liner_many_fixits): Rename to...
1765 (selftest::test_one_liner_many_fixits_1): ...this, and update
1766 comment and expected output to reflect that the multiple fix-it
1767 hints are now consolidated into one insertion.
1768 (selftest::test_one_liner_many_fixits_2): New test.
1769 (selftest::test_diagnostic_show_locus_one_liner): Update for
1771 (selftest::test_fixit_consolidation): Update for fix-it API
1773 * diagnostic.c (print_parseable_fixits): Likewise.
1774 * edit-context.c (edited_line::m_line_events): Convert from
1775 auto_vec <line_event *> to auto_vec <line_event>.
1776 (class line_event): Convert from abstract base class to a concrete
1777 class, taking over the role of replace_event.
1778 (class insert_event): Delete.
1779 (class replace_event): Rename to class line_event. Convert to
1781 (edit_context::add_fixits): Reimplement.
1782 (edit_context::apply_insert): Delete.
1783 (edit_context::apply_replace): Rename to...
1784 (edit_context::apply_fixit): ...this. Convert to half-open range.
1785 (edited_file::apply_insert): Delete.
1786 (edited_file::apply_replace): Rename to...
1787 (edited_file::apply_fixit): ...this.
1788 (edited_line::~edited_line): Drop deletion of events.
1789 (edited_line::apply_insert): Delete.
1790 (edited_line::apply_replace): Rename to...
1791 (edited_line::apply_fixit): ...this. Convert to half-open range.
1792 Update for change to type of m_line_events.
1793 * edit-context.h (edit_context::apply_insert): Delete.
1794 (edit_context::apply_replace): Rename to...
1795 (edit_context::apply_fixit): ...this.
1797 2017-05-01 Martin Sebor <msebor@redhat.com>
1799 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
1802 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
1805 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
1806 __get_cpuid_max returns 0.
1807 (__get_cpuid_count): Ditto.
1809 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
1811 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
1812 replacement expression is another instance of one of its arguments.
1814 2017-05-01 Jakub Jelinek <jakub@redhat.com>
1817 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
1818 check for stack push/pop autoinc.
1819 * config/i386/i386.c (ix86_agi_dependent): Return false
1820 if the only reason why modified_in_p returned true is that
1821 addr is SP based and set_insn is a push or pop.
1823 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
1825 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
1828 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
1831 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
1832 (account_size_time): Use two predicates - exec_pred and
1834 (evaluate_conditions_for_known_args): Compute both clause and
1836 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
1837 (inline_summary_t::duplicate): Update.
1838 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
1840 (compute_inline_parameters): Likewise.
1841 (estimate_edge_size_and_time): Update caluclation of time.
1842 (estimate_node_size_and_time): Compute both time and nonspecialized
1844 (estimate_ipcp_clone_size_and_time): Update.
1845 (inline_merge_summary): Update.
1846 (do_estimate_edge_time): Update.
1847 (do_estimate_edge_size): Update.
1848 (do_estimate_edge_hints): Update.
1849 (inline_read_section, inline_write_summary): Stream both new predicates.
1850 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
1852 (compute_inlined_call_time): Cleanup.
1853 (big_speedup_p): Update.
1854 (edge_badness): Update.
1855 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
1856 (size_time_entry): Replace predicate by exec_predicate and
1858 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
1859 (estimate_edge_time): Return also nonspec_time.
1860 (reset_edge_growth_cache): Update.
1862 2017-04-29 Jakub Jelinek <jakub@redhat.com>
1864 PR rtl-optimization/80491
1865 * ifcvt.c (noce_process_if_block): When looking for x setter
1866 with missing else_bb, don't check only the insn right before
1867 cond_earliest, but look for the last insn that x is modified in
1870 PR rtl-optimization/80491
1871 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
1873 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
1875 PR tree-optimization/80487
1876 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
1878 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1880 PR tree-optimization/79697
1881 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
1882 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
1883 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
1885 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
1886 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
1888 2017-04-28 Martin Sebor <msebor@redhat.com>
1890 PR tree-optimization/80523
1891 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
1892 (init_target_to_host_charmap, target_to_host, target_strtol10): New
1894 (maybe_warn, format_directive, parse_directive): Use new functions.
1895 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
1897 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
1899 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
1901 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
1903 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
1904 target_header_dir): Set correctly.
1905 * configure: Regenerated.
1906 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1907 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1908 instead of SYSTEM_HEADER_DIR.
1910 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
1912 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
1913 (estimate_local_effects): Likewise.
1914 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
1915 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
1916 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
1917 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
1918 do_estimate_edge_time, estimate_edge_time): Likewise.
1919 * ipa-inline-analysis.c (estimate_node_size_and_time,
1920 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
1921 (estimate_time_after_inlining): Remove.
1923 2017-04-28 Martin Liska <mliska@suse.cz>
1925 * doc/gcov.texi: Enhance documentation of gcov.
1927 2017-04-28 Martin Liska <mliska@suse.cz>
1929 * doc/gcov.texi: Sort options in alphabetic order.
1930 * doc/gcov-dump.texi: Likewise.
1931 * doc/gcov-tool.texi: Likewise.
1932 * gcov.c (print_usage): Likewise.
1933 * gcov-dump.c (print_usage): Likewise.
1934 * gcov-tool.c (print_merge_usage_message): Likewise.
1935 (print_rewrite_usage_message): Likewise.
1936 (print_overlap_usage_message): Likewise.
1938 2017-04-28 Martin Liska <mliska@suse.cz>
1940 PR gcov-profile/53915
1941 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
1943 2017-04-28 Martin Liska <mliska@suse.cz>
1945 PR gcov-profile/79891
1946 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
1947 is marked by compiler as living on a line.
1948 (get_cycles_count): Remove usage of the union.
1949 (output_intermediate_file): Likewise.
1950 (find_source): Fix GNU coding style.
1951 (accumulate_line_counts): Remove old non-all block mode.
1952 (output_lines): Remove usage of the union.
1953 * profile.c (output_location): Include all BBs, even if
1954 belonging to a same line (and file) as a previous BB.
1956 2017-04-28 Martin Liska <mliska@suse.cz>
1958 * gcov.c (process_args): Handle new argument 'w'.
1959 (read_graph_file): Assign ID to BBs.
1960 (output_branch_count): Display BB # if verbose flag is set.
1961 (output_lines): Likewise for arcs.
1962 (print_usage): Add '--verbose' option help.
1963 * doc/gcov.texi: Document --verbose (-w) option.
1965 2017-04-28 Martin Liska <mliska@suse.cz>
1967 * gcov.c (struct block_location_info): New struct.
1968 (process_file): Fill up the new structure.
1969 (read_graph_file): Replace usage of encoding by the newly added
1971 (add_line_counts): Likewise.
1972 (accumulate_line_counts): Remove usage of the union.
1973 (function_info::function_info): New function.
1974 (function_info::~function_info): Likewise.
1975 (process_file): Call delete instead of release_function.
1976 (release_function): Release the function.
1977 (release_structures): Call delete instead of release_function.
1978 (solve_flow_graph): Replace usage of num_blocks.
1979 (find_exception_blocks): Likewise.
1980 (output_lines): Fix GNU coding style.
1982 2017-04-28 Martin Liska <mliska@suse.cz>
1985 * coverage.c (coverage_remove_note_file): New function.
1986 * coverage.h: Declare the function.
1987 * toplev.c (finalize): Clean if an error has been seen.
1989 2017-04-28 Martin Liska <mliska@suse.cz>
1991 PR gcov-profile/80031
1992 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
1993 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
1994 * gcov.c (read_graph_file): Read just number of blocks.
1995 * profile.c (branch_prob): Do not stream 0 flags per a basic
1998 2017-04-28 Martin Liska <mliska@suse.cz>
2000 * gcov-dump.c (tag_*): Add new argument to declarations.
2001 (dump_gcov_file): Likewise.
2002 (tag_blocks): Add and use new argument depth.
2003 (tag_arcs): Likewise.
2004 (tag_lines): Likewise.
2005 (tag_counters): Likewise.
2006 (tag_summary): Likewise.
2007 (dump_working_sets): Use depth to do a proper indentation.
2009 2017-04-28 Jakub Jelinek <jakub@redhat.com>
2012 * cgraph.h (symtab_node::debug_symtab): No longer inline.
2013 * symtab.c (symtab_node::debug_symtab): Move definition here.
2015 2017-04-28 Richard Biener <rguenther@suse.de>
2017 * lto-streamer.h (LTO_major_version): Bump to 7.
2019 2017-04-28 Richard Biener <rguenther@suse.de>
2021 * tree-vrp.c (assert_info): New struct.
2022 (add_assert_info): New helper.
2023 (register_edge_assert_for_2): Refactor to add asserts to a vector
2025 (register_edge_assert_for_1): Likewise.
2026 (register_edge_assert_for): Likewise.
2027 (finish_register_edge_assert_for): New helper actually registering
2028 asserts where live on edge.
2029 (find_conditional_asserts): Adjust.
2030 (find_switch_asserts): Likewise.
2031 (evrp_dom_walker::try_find_new_range): Generalize.
2032 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
2034 2017-04-27 Marek Polacek <polacek@redhat.com>
2037 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
2038 arg10 and arg11 to itype.
2040 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
2042 * doc/extend.texi (Object Size Checking): Improve grammar.
2044 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
2047 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
2048 that the logic for permitting reciprocal estimates matches that
2051 2017-04-27 Jakub Jelinek <jakub@redhat.com>
2054 * tree.c (type_cache_hasher::equal): Only compare
2055 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
2056 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
2057 non-aggregate element types.
2058 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
2059 about the flag on ARRAY_TYPEs in the comment, formatting fix.
2061 2017-04-27 Richard Biener <rguenther@suse.de>
2064 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
2065 stripping ARRAY_REFs from MEM_EXPR make sure we're not
2066 keeping a reference to a trailing array.
2068 2017-04-27 Richard Biener <rguenther@suse.de>
2071 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
2072 being in loop-closed SSA form conservatively.
2073 (chrec_fold_multiply_poly_poly): Likewise.
2075 2017-04-27 Tamar Christina <tamar.christina@arm.com>
2078 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
2079 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
2081 2017-04-27 Jakub Jelinek <jakub@redhat.com>
2084 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
2085 (aarch64_function_arg_alignment): Return unsigned int again, but still
2086 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
2087 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
2088 Don't emit -Wpsabi note.
2089 (aarch64_function_arg_boundary): Likewise.
2090 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
2093 2017-04-26 Nathan Sidwell <nathan@acm.org>
2095 * tree.h (crc32_unsigned_n): Declare.
2096 (crc32_unsigned, crc32_unsigned): Make inline.
2097 * tree.c (crc32_unsigned_bits): Replace with ...
2098 (crc32_unsigned_n): ... this.
2099 (crc32_unsigned, crc32_byte): Remove.
2100 (crc32_string): Remove unnecessary braces.
2102 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
2104 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
2105 * ipa-inline-analysis.c (MAX_TIME): Remove.
2106 (account_size_time): Use sreal for time.
2107 (dump_inline_summary): Update.
2108 (estimate_function_body_sizes): Update.
2109 (estimate_edge_size_and_time): Update.
2110 (estimate_calls_size_and_time): Update.
2111 (estimate_node_size_and_time): Update.
2112 (inline_merge_summary): Update.
2113 (inline_update_overall_summary): Update.
2114 (estimate_time_after_inlining): Update.
2115 (inline_read_section): Update.
2116 (inline_write_summary): Update.
2117 * ipa-inline.c (compute_uninlined_call_time): Update.
2118 (compute_inlined_call_time): Update.
2119 (recursive_inlining): Update.
2120 (inline_small_functions): Update.
2121 (dump_overall_stats): Update.
2122 * ipa-inline.h: Include sreal.h.
2123 (size_time_entry): Turn time to sreal.
2124 (inline_summary): Turn self_time nad time to sreal.
2126 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
2128 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
2130 (sreal::stream_out, sreal::stream_in): New.
2131 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
2133 2017-04-25 Jakub Jelinek <jakub@redhat.com>
2135 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
2138 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
2141 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
2143 (dimode_scalar_chain::compute_convert_gain): Ditto.
2144 (dimode_scalar_chain::make_vector_copies): Ditto.
2145 (dimode_scalar_chain::convert_reg): Ditto.
2146 (dimode_scalar_chain::convert_insn): Ditto.
2147 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
2148 (VI248_AVX512BW_1): New mode iterator.
2149 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
2150 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
2153 2017-04-25 Martin Sebor <msebor@redhat.com>
2155 PR tree-optimization/80497
2156 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
2157 constants are representable in HOST_WIDE_INT.
2158 (parse_directive): Ditto.
2160 2017-04-25 Martin Sebor <msebor@redhat.com>
2163 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
2164 (new_zero_array): Adjust signature.
2165 (dom_info::dom_init): Used unsigned rather that size_t.
2166 (dom_info::dom_info): Same.
2168 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2169 Jakub Jelinek <jakub@redhat.com>
2172 * config/arm/arm.c: Include gimple.h.
2173 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
2174 returns negative, increment ncrn only if it returned positive.
2175 (arm_needs_doubleword_align): Return int instead of bool,
2176 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
2177 members, but if there is any such non-FIELD_DECL
2178 > PARM_BOUNDARY aligned decl, return -1 instead of false.
2179 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
2180 returns negative, increment nregs only if it returned positive.
2181 (arm_setup_incoming_varargs): Likewise.
2182 (arm_function_arg_boundary): Emit -Wpsabi note if
2183 arm_needs_doubleword_align returns negative, return
2184 DOUBLEWORD_ALIGNMENT only if it returned positive.
2186 2017-04-25 Marek Polacek <polacek@redhat.com>
2189 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
2190 first argument to type.
2192 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
2195 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
2196 type checks to test for compatibility instead of equality.
2198 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2199 Jakub Jelinek <jakub@redhat.com>
2202 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
2204 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
2205 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
2206 the alignment computation, but return their maximum in warn_alignment.
2207 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
2208 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
2210 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
2211 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
2214 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2216 * config/arc/simdext.md (dmpyh): Fix typo.
2218 2017-04-25 Richard Biener <rguenther@suse.de>
2220 PR tree-optimization/80492
2221 * alias.c (compare_base_decls): Handle registers with asm
2222 specification conservatively.
2223 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
2224 compare_base_decls returning dont-know properly.
2226 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2228 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
2229 (legitimate_offset_address_p): New function.
2230 (arc_legitimate_address_p): Use above function.
2232 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2234 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
2236 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2238 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
2239 ACCH registers whenever they are available.
2241 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2243 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
2244 double regs fix when not used.
2246 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2248 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
2250 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
2251 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
2253 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2255 * config/arc/arc.c (arc_output_addsi): Check for h-register class
2256 when emitting short ADD instructions.
2258 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2260 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
2262 (cmpsi_cc_c_insn): Likewise.
2263 (cbranchsi4_scratch): Compute proper instruction length using
2264 compact_hreg_operand.
2265 * config/arc/predicates.md (compact_hreg_operand): New predicate.
2267 2017-04-25 Richard Biener <rguenther@suse.de>
2270 * passes.c (pass_manager::pass_manager): Initialize
2273 2017-04-25 Richard Biener <rguenther@suse.de>
2275 PR tree-optimization/79201
2276 * tree-ssa-sink.c (statement_sink_location): Handle calls.
2278 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2281 * config/s390/vector.md: Split MEM->GPR vector moves for
2282 non-s_operand addresses.
2284 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2287 * config/s390/predicates.md (reload_const_wide_int_operand): New
2289 * config/s390/s390.md ("movti"): Remove d/P alternative.
2290 ("movti_bigconst"): New pattern definition.
2292 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
2295 * s390-protos.h (s390_expand_cs_hqi): Removed.
2296 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
2297 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
2298 modes as well as CCZ1mode and CCZmode.
2299 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
2300 signature of s390_emit_compare_and_swap.
2301 (s390_expand_cs_hqi): Likewise, make static.
2302 (s390_expand_cs_tdsi): Generate an explicit compare before trying
2303 compare-and-swap, in some cases.
2304 (s390_expand_cs): Wrapper function.
2305 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
2307 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
2308 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
2309 patterns for small and large integers. Forbid symref memory operands.
2310 Move expander to s390.c. Require cc register.
2311 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
2312 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
2313 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
2314 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
2315 symref memory operands. Remove CC mode and call s390_match_ccmode
2317 ("atomic_exchange<mode>"): Allow and implement all integer modes.
2319 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
2321 * config/s390/s390.md (define_peephole2): New peephole to help
2322 combining the load-and-test pattern with volatile memory.
2324 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
2326 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
2327 with CCZmode for TARGET_Z196.
2329 2017-04-25 Jakub Jelinek <jakub@redhat.com>
2331 PR rtl-optimization/80501
2332 * combine.c (make_compound_operation_int): Set subreg_code to SET
2333 even for AND with mask of the sign bit of mode.
2335 PR rtl-optimization/80500
2336 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
2337 sum's initial value.
2339 2017-04-25 Julian Brown <julian@codesourcery.com>
2340 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2342 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
2344 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
2346 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
2348 2017-04-25 Julian Brown <julian@codesourcery.com>
2349 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2351 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
2352 (thunderx2t99_sha): New Reservation.
2354 2017-04-25 Julian Brown <julian@codesourcery.com>
2355 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2357 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
2358 type for 1-element load.
2360 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
2362 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
2364 2017-04-24 Martin Jambor <mjambor@suse.cz>
2366 PR tree-optimization/80293
2367 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
2368 char arrays not totally scalarizable if it is false.
2369 (analyze_all_variable_accesses): Pass correct value in the new
2370 parameter. Add a statistics counter.
2372 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
2375 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
2377 2017-04-24 Richard Biener <rguenther@suse.de>
2379 PR tree-optimization/80494
2380 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
2381 out for complex types.
2383 2017-04-24 Richard Biener <rguenther@suse.de>
2385 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
2386 * tree-ssa-sccvn.c (print_scc): Print SCC size.
2387 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
2388 (DFS): Adjust and never fail.
2389 (sccvn_dom_walker::fail): Remove.
2390 (sccvn_dom_walker::before_dom_children): Adjust.
2391 (run_scc_vn): Likewise and never fail.
2392 * tree-ssa-pre.c (pass_pre::execute): Adjust.
2393 (pass_fre::execute): Likewise.
2395 2017-04-24 Richard Biener <rguenther@suse.de>
2397 PR tree-optimization/79725
2398 * tree-ssa-sink.c (statement_sink_location): Return whether
2399 failure reason was zero uses. Move that check later.
2400 (sink_code_in_bb): Deal with zero uses by removing the stmt
2403 2017-04-24 Richard Biener <rguenther@suse.de>
2406 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
2407 pointer-based references.
2409 2017-04-24 Richard Biener <rguenther@suse.de>
2412 * pass_manager.h (pass_manager::operator new): Remove.
2413 (pass_manager::operator delete): Likewise.
2414 * passes.c (pass_manager::operator new): Remove.
2415 (pass_manager::operator delete): Likewise.
2416 (pass_manager::pass_manager): Zero individual pass members.
2418 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
2421 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
2422 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
2423 Check "XEXP (src, 1)" operand here.
2424 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
2425 Check "XEXP (src, 1)" operand here.
2426 (dimode_scalar_chain::make_vector_copies): Detect count register
2427 of a shift instruction. Zero extend count register from QImode
2428 to DImode to satisfy vector shift pattern count operand predicate.
2429 Substitute vector shift count operand with a DImode copy.
2430 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
2433 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
2435 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
2436 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
2437 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
2438 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
2439 (UNSPEC_NOREX_MEM): Remove definition.
2441 2017-04-21 Richard Biener <rguenther@suse.de>
2443 PR tree-optimization/79547
2444 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2445 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
2446 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
2447 without any constraints.
2449 2017-04-21 Richard Biener <rguenther@suse.de>
2451 PR tree-optimization/78847
2452 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
2454 2017-04-21 Richard Biener <rguenther@suse.de>
2456 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
2457 (build_distinct_type_copy): Likewise.
2458 (build_variant_type_copy): Likewise.
2459 * tree.c (build_qualified_type): Pass down mem-stat info.
2460 (build_distinct_type_copy): Likewise.
2461 (build_variant_type_copy): Likewise.
2463 2017-04-21 Richard Biener <rguenther@suse.de>
2465 PR tree-optimization/80237
2466 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
2468 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
2469 for a simplified result.
2471 2016-04-21 Richard Biener <rguenther@suse.de>
2473 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
2474 sth as strict as a simple_iv but a chrec without symbols and an
2475 operand defined in the loop we are peeling (and not some subloop).
2476 (propagate_constants_for_unrolling): Propagate all constants.
2478 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
2481 * config/i386/i386.c (print_reg): Remove assert for disalowed
2482 regno values, call output_operand_lossage instead.
2484 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
2487 * config/i386/constraints.md (Yc): New register constraint.
2488 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
2489 Use Yc constraint for alternative 2 of operand 0. Remove
2490 preferred_for_speed attribute.
2492 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
2494 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
2495 lastprivate clauses in SIMT case.
2497 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
2499 * doc/invoke.texi (-Wextra-semi): Document new warning option.
2501 2017-04-20 Richard Biener <rguenther@suse.de>
2503 PR tree-optimization/57796
2504 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
2506 (vect_model_load_cost): Cost gathers as N scalar loads.
2508 2017-04-20 Richard Biener <rguenther@suse.de>
2510 * ggc-page.c (ggc_allocated_p): Rename to ...
2511 (safe_lookup_page_table_entry): ... this and return the lookup
2513 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
2515 2017-04-20 Richard Biener <rguenther@suse.de>
2517 PR tree-optimization/80453
2518 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
2519 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
2520 from the conditions.
2521 (vn_phi_eq): Pass them down.
2522 (vn_phi_lookup): Record them.
2523 (vn_phi_insert): Likewise.
2525 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
2527 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
2528 uninitialized variable warning to avoid buffer overrun.
2530 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
2533 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
2534 is suppressed for '{ 0 }' in C.
2536 2017-04-20 Jakub Jelinek <jakub@redhat.com>
2538 * BASE-VER: Set to 8.0.0.
2540 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
2542 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
2543 priority .init_array and .fini_array section with SECTION_NOTYPE
2546 2017-04-20 Jakub Jelinek <jakub@redhat.com>
2549 * tree.h (build_array_type): Add typeless_storage default argument.
2550 * tree.c (type_cache_hasher::equal): Also compare
2551 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
2552 (build_array_type): Add typeless_storage argument, set
2553 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
2555 (build_nonshared_array_type): Adjust build_array_type_1 caller.
2556 (build_array_type): Likewise. Add typeless_storage argument.
2558 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
2559 Jakub Jelinek <jakub@redhat.com>
2561 PR tree-optimization/80426
2562 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
2563 operation on symbolic operands, also compute the overflow for the
2564 invariant part when the operation degenerates into a negation.
2566 2017-04-19 Jakub Jelinek <jakub@redhat.com>
2569 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
2570 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
2573 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
2575 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
2578 * config/avr/avr.c (tree.h): Include it.
2579 (cgraph.h): Include it.
2580 (avr_encode_section_info): Don't warn for uninitialized progmem
2581 variable if it's just an alias.
2583 2017-04-19 Richard Biener <rguenther@suse.de>
2586 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
2587 when needed by AutoPGO.
2589 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
2592 * doc/lto.texi: Remove an extra 'that'.
2594 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
2596 PR rtl-optimization/80429
2597 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
2598 are only used in debug insns.
2600 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
2601 Vladimir Makarov <vmakarov@redhat.com>
2603 * config/sparc/predicates.md (input_operand): Add comment. Return
2604 true for any memory operand when LRA is in progress.
2605 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
2607 2017-04-18 Jeff Law <law@redhat.com>
2610 * mips.md ({return,simple_return}_internal): Do not overwrite
2613 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2615 PR tree-optimization/80443
2616 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
2617 instead of adding 1, subtract -1 and similarly instead of subtracting
2620 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
2622 PR rtl-optimization/80357
2623 * haifa-sched.c (tmp_bitmap): New variable.
2624 (model_recompute): Handle duplicate use records.
2625 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
2626 (free_global_sched_pressure_data): Free it.
2628 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
2631 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2632 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2633 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2634 instead of SYSTEM_HEADER_DIR.
2636 2017-04-18 Jeff Law <law@redhat.com>
2639 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
2640 predecessors after walking up the insn chain.
2642 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2645 * dwarf2out.c (modified_type_die): Try harder not to emit internal
2646 sizetype type into debug info.
2648 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2651 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
2652 unneeded test for TARGET_UPPER_REGS_SF.
2653 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
2655 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2658 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
2659 instead of gsi_after_labels.
2661 2017-04-18 Jeff Law <law@redhat.com>
2663 * regcprop.c (maybe_mode_change): Avoid creating copies of the
2667 2017-04-13 Jeff Law <law@redhat.com>
2668 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
2669 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
2671 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
2674 * config/avr/avr.c (intl.h): Include it.
2675 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
2677 2017-04-18 Martin Liska <mliska@suse.cz>
2679 PR gcov-profile/78783
2680 * gcov-tool.c (gcov_output_files): Validate that destination
2681 file is either removed by the tool or by a user.
2683 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
2684 Guy Benyei <guybe@mellanox.com>
2686 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
2687 block, and do not negate it, the stored id is already negative.
2689 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
2691 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
2693 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2696 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
2697 masks of options that should be turned off if the VSX vector
2698 options are turned off.
2699 (OTHER_P8_VECTOR_MASKS): Likewise.
2700 (OTHER_VSX_VECTOR_MASKS): Likewise.
2701 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
2702 rs6000_disable_incompatible_switches to validate no type switches
2704 (rs6000_incompatible_switch): New function to disallow turning on
2705 other vector options if -mno-vsx, -mno-power8-vector, or
2706 -mno-power9-vector are specified.
2708 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2710 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
2712 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2714 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
2715 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
2716 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
2717 (ARG_POINTER_CFA_OFFSET): Likewise.
2719 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2721 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
2722 conditions to take advantage of various optimizations.
2724 2017-04-13 Jeff Law <law@redhat.com>
2726 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
2727 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
2728 (zero_extendsidi2_dext): Likewise.
2730 2017-04-13 Jakub Jelinek <jakub@redhat.com>
2733 * fold-const.c (fold_ternary_loc): Revert
2734 use op0 instead of fold_convert_loc (loc, type, arg0) part of
2737 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
2739 PR rtl-optimization/80343
2740 * lra-remat.c (update_scratch_ops): Assign original hard reg to
2743 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
2746 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
2747 to ubsan_encode_value.
2749 2017-04-13 Jeff Law <law@redhat.com>
2751 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
2752 appearing in DEBUG_INSNs.
2754 2017-04-13 Martin Liska <mliska@suse.cz>
2756 PR gcov-profile/80413
2757 * gcov-io.c (gcov_write_string): Copy to buffer just when
2758 allocated size is greater than zero.
2760 2017-04-13 Jakub Jelinek <jakub@redhat.com>
2763 * dwarf2out.c (decls_for_scope): Ignore declarations of
2764 current_function_decl in BLOCK_NONLOCALIZED_VARS.
2766 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
2769 * ipa-visibility.c (non_local_p): Fix typos.
2770 (localize_node): When localizing symbol in same comdat group,
2771 dissolve the group only when we know external symbols are going
2773 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
2775 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2777 PR tree-optimization/79390
2778 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
2779 order does not result in usable sequence, retry with reversed operand
2785 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
2786 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
2787 op0 instead of fold_convert_loc (loc, type, arg0).
2789 2017-04-12 Jeff Law <law@redhat.com>
2791 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
2792 has a delay slot in the generated code.
2794 * config/cris/cris.md (cris_preferred_reload_class): Return
2795 GENNONACR_REGS rather than GENERAL_REGS.
2797 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2800 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
2801 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
2802 signedness of the result type.
2804 2017-04-12 Richard Biener <rguenther@suse.de>
2805 Jeff Law <law@redhat.com>
2807 PR tree-optimization/80359
2808 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
2809 trim stores to TARGET_MEM_REFs.
2811 2017-04-12 Richard Biener <rguenther@suse.de>
2813 PR tree-optimization/79390
2814 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
2815 threading case even more.
2817 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
2820 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
2821 for quad_address_p for TImode, instead of just not indexed_address.
2823 2017-04-12 Richard Biener <rguenther@suse.de>
2824 Bernd Edlinger <bernd.edlinger@hotmail.de>
2827 * alias.c (component_uses_parent_alias_set_from): Handle
2828 TYPE_TYPELESS_STORAGE.
2829 (get_alias_set): Likewise.
2830 * tree-core.h (tree_type_common): Add typeless_storage flag.
2831 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
2832 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
2833 for types containing members with TYPE_TYPELESS_STORAGE.
2834 (place_field): Likewise.
2835 (layout_type): Likewise for ARRAY_TYPE.
2836 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
2837 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
2838 TYPE_TYPELESS_STORAGE.
2839 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
2841 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2844 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
2845 first argument to type.
2847 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2851 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
2852 CONST0_RTX (mode) rather than const0_rtx where appropriate.
2853 (rs6000_expand_binop_builtin): Likewise.
2854 (rs6000_expand_ternop_builtin): Likewise; also add missing
2855 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
2856 vshasigma built-ins.
2857 * doc/extend.texi: Document that vec_xxpermdi's third argument
2860 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
2862 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
2863 Use shift_const cost parameter when calculating gain of STV shifts.
2865 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
2867 PR rtl-optimization/70478
2868 * lra-constraints.c (process_alt_operands): Check memory for
2869 disfavoring memory insn operand.
2871 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2874 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
2875 left shift in unsigned HOST_WIDE_INT type.
2877 PR rtl-optimization/80385
2878 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
2879 (not (neg X)) into (plus X -1) for complex or non-integral modes.
2882 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
2883 if they have any depend clauses.
2885 2017-04-11 Martin Liska <mliska@suse.cz>
2888 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
2889 * ipa-split.c (split_function): Create a local comdat symbol
2890 if caller is in a comdat group.
2892 2017-04-11 Martin Liska <mliska@suse.cz>
2895 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
2898 2017-04-11 Martin Sebor <msebor@redhat.com>
2901 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
2902 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
2904 (directive::set_width, directive::set_precision, format_character):
2906 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
2909 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
2912 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
2913 conflict, set target->arch_name instead of target->cpu_name.
2915 2017-04-11 Richard Biener <rguenther@suse.de>
2917 PR tree-optimization/80374
2918 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
2919 build_zero_cst, remove fold_convertible_p check again.
2921 2017-04-11 Martin Liska <mliska@suse.cz>
2924 * ubsan.c (instrument_object_size): Do not instrument register
2927 2017-04-11 Jakub Jelinek <jakub@redhat.com>
2930 * config/i386/i386-builtin-types.def
2931 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
2932 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
2933 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
2934 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
2935 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
2936 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
2937 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
2938 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
2939 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
2940 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
2941 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
2942 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
2943 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
2944 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
2945 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
2946 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
2947 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
2948 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
2949 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
2950 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
2951 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
2952 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
2953 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
2954 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
2955 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
2956 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
2957 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
2958 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
2959 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
2960 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
2961 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
2962 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
2963 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
2964 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
2965 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
2966 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
2967 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
2968 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
2969 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
2970 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
2971 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
2972 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
2973 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
2974 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
2975 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
2976 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
2978 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
2979 flag to second_arg_count, handle 4 argument function type _COUNT
2980 aliases, handle second_arg_count on second argument rather than last.
2982 2017-04-10 Jeff Law <law@redhat.com>
2984 PR tree-optimization/80374
2985 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
2986 record anything if we can not convert integer_zero_node to the
2989 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
2992 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2993 Enhance special handling given to the TARGET_P9_MINMAX option in
2994 relation to certain other options.
2996 2017-04-10 Bin Cheng <bin.cheng@arm.com>
2998 PR tree-optimization/80153
2999 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
3000 remove POINTER_PLUS_EXPR's base part directly, rather than through
3003 2017-04-10 Richard Biener <rguenther@suse.de>
3004 Bin Cheng <bin.cheng@arm.com>
3006 PR tree-optimization/80153
3007 * tree-affine.c (aff_combination_to_tree): Get base pointer from
3008 the first element of pointer type aff_tree. Build result expr in
3010 (add_elt_to_tree): Convert to type unconditionally. Remove other
3012 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
3013 (rewrite_use_nonlinear_expr): Check invariant using iv information.
3015 2017-04-10 Richard Biener <rguenther@suse.de>
3017 * tree-ssa-structalias.c (find_func_aliases): Properly handle
3020 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
3022 PR rtl-optimization/70478
3023 * lra-constraints.c (curr_small_class_check): New.
3024 (update_and_check_small_class_inputs): New.
3025 (process_alt_operands): Update curr_small_class_check. Disfavor
3026 alternative insn memory operands. Check available regs for small
3029 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
3032 * config/mips/mips.opt (-mvirt): Update description.
3033 * doc/invoke.texi (-mvirt): Likewise.
3035 2017-04-10 Richard Biener <rguenther@suse.de>
3038 * fold-const.c (fold_binary_loc): Look at unstripped ops when
3039 looking for NEGATE_EXPR in -A / -B to A / B folding.
3041 2017-04-10 Martin Liska <mliska@suse.cz>
3043 PR gcov-profile/80224
3044 * gcov.c (print_usage): Fix usage string.
3045 (get_gcov_intermediate_filename): Remove.
3046 (output_gcov_file): Use both for normal and intermediate format.
3047 (generate_results): Do not initialize special file for
3048 intermediate format.
3050 2017-04-10 Richard Biener <rguenther@suse.de>
3052 PR tree-optimization/80304
3053 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
3056 2017-04-10 Nathan Sidwell <nathan@acm.org>
3059 * config/rs6000/rs6000.c (rs6000_vector_type): New.
3060 (rs6000_init_builtins): Use it.
3062 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3064 * config/arm/arm.md (<mrc>): Add mode to SET source.
3067 2017-04-10 Richard Biener <rguenther@suse.de>
3070 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
3072 2017-04-10 Jakub Jelinek <jakub@redhat.com>
3075 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
3076 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
3077 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
3078 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
3079 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
3080 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
3081 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
3082 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
3083 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
3084 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
3085 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
3086 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
3087 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
3088 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
3089 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
3090 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
3091 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
3092 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
3093 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
3094 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
3095 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
3096 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
3097 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
3099 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
3101 PR rtl-optimization/70478
3102 * lra-constraints.c: Reverse the last patch.
3104 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
3106 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
3107 Add comment for WCHAR_T.
3109 2017-04-08 Martin Liska <mliska@suse.cz>
3112 2017-04-07 Martin Liska <mliska@suse.cz>
3115 * ipa-split.c (split_function): Add function part to a same comdat
3118 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3121 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
3123 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
3125 * rs6000/rs6000.c (vec_load_pendulum): Rename...
3126 (vec_pairing): ...to this.
3127 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
3128 (rs6000_sched_init): Adjust for name change.
3129 (struct rs6000_sched_context): Likewise.
3130 (rs6000_init_sched_context): Likewise.
3131 (rs6000_set_sched_context): Likewise.
3133 2017-04-07 Jakub Jelinek <jakub@redhat.com>
3139 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
3141 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
3142 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
3143 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
3145 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
3147 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
3149 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
3151 PR rtl-optimization/70703
3152 * ira-color.c (update_conflict_hard_regno_costs): Use
3153 int64_t instead of HOST_WIDE_INT.
3155 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
3157 PR rtl-optimization/70478
3158 * lra-constraints.c (process_alt_operands): Disfavor alternative
3159 insn memory operands.
3161 2017-04-07 Jeff Law <law@redhat.com>
3163 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
3164 CALL and NOTE_INSN_CALL_ARG_LOCATION.
3166 2017-04-07 Martin Liska <mliska@suse.cz>
3169 * config/aarch64/aarch64.c (aarch64_process_target_attr):
3170 Show error message instead of an ICE.
3172 2017-04-07 Martin Liska <mliska@suse.cz>
3175 * ipa-split.c (split_function): Add function part to a same comdat
3178 2017-04-07 Richard Biener <rguenther@suse.de>
3181 * tree.c (get_unwidened): Also handle ! for_type case for
3183 * convert.c (do_narrow): Split out from ...
3184 (convert_to_integer_1): ... here. Do not pass final truncation
3185 type to get_unwidened for TRUNC_DIV_EXPR.
3187 2017-04-07 Richard Biener <rguenther@suse.de>
3189 * tree-affine.c (wide_int_ext_for_comb): Take type rather
3191 (aff_combination_const): Adjust.
3192 (aff_combination_scale): Likewise.
3193 (aff_combination_add_elt): Likewise.
3194 (aff_combination_add_cst): Likewise.
3195 (aff_combination_convert): Likewise.
3196 (add_elt_to_tree): Likewise. Remove unused argument.
3197 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
3199 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
3201 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
3203 * config/arm/arm.c (arm_default_short_enums): Use
3204 ARM_DEFAULT_SHORT_ENUMS.
3205 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
3207 2017-04-06 Jakub Jelinek <jakub@redhat.com>
3210 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
3211 members with redundant out-of-class redeclaration.
3213 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
3216 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
3217 * config/i386/i386.md (*zero_extendsidi2):
3218 Add (?*x,*x) and (?*v,*v) alternatives.
3220 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
3223 * config/i386/i386.c (ix86_expand_builtin)
3224 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
3225 mode from insn data. Convert operands to insn operand mode.
3226 Copy operands that don't satisfy insn predicate to a register.
3228 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
3230 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
3233 2017-04-06 Richard Biener <rguenther@suse.de>
3235 PR tree-optimization/80334
3236 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
3237 preserve alignment of accesses.
3239 2017-04-06 Richard Biener <rguenther@suse.de>
3241 PR tree-optimization/80262
3242 * tree-sra.c (build_ref_for_offset): Preserve address-space
3244 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
3245 Drop useless address-space information on MEM_REF offsets.
3247 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
3249 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
3251 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
3253 PR rtl-optimization/70703
3254 * ira-color.c (update_conflict_hard_regno_costs): Use
3255 HOST_WIDE_INT instead of long.
3257 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
3260 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
3261 not defined for x86_64 target. Add -mmmx target option when __SSE2__
3263 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
3264 for x86_64 target. Handle -m3dnowa option.
3266 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
3268 PR rtl-optimization/70703
3269 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
3270 (update_conflict_hard_regno_costs): Use long instead of unsigned
3271 arithmetic for cost calculation.
3273 2017-04-05 Jakub Jelinek <jakub@redhat.com>
3274 Bernd Edlinger <bernd.edlinger@hotmail.de>
3277 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
3280 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
3283 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
3284 ptr_mode with Pmode throughout.
3285 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
3286 into probe_stack_range and use DImode.
3288 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
3291 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
3292 call_eh_return is true.
3294 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3296 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
3297 Initialize last_match_fntype_index.
3299 2017-04-05 Jakub Jelinek <jakub@redhat.com>
3302 * tree-nvr.c: Include internal-fn.h.
3303 (pass_return_slot::execute): Ignore internal calls without
3306 2017-04-04 Jakub Jelinek <jakub@redhat.com>
3307 Richard Biener <rguenther@suse.de>
3310 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
3311 captures used multiple times, except for the last use.
3312 * generic-match-head.c: Include gimplify.h.
3314 2017-04-04 Jakub Jelinek <jakub@redhat.com>
3316 PR tree-optimization/79390
3317 * target.h (struct noce_if_info): Declare.
3318 * targhooks.h (default_noce_conversion_profitable_p): Declare.
3319 * target.def (noce_conversion_profitable_p): New target hook.
3320 * ifcvt.h (struct noce_if_info): New type, moved from ...
3321 * ifcvt.c (struct noce_if_info): ... here.
3322 (noce_conversion_profitable_p): Renamed to ...
3323 (default_noce_conversion_profitable_p): ... this. No longer
3325 (noce_try_store_flag_constants, noce_try_addcc,
3326 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
3327 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
3328 instead of noce_conversion_profitable_p.
3329 * config/i386/i386.c: Include ifcvt.h.
3330 (ix86_option_override_internal): Don't override
3331 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
3332 (ix86_noce_conversion_profitable_p): New function.
3333 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
3334 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
3335 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
3336 * doc/tm.texi: Regenerated.
3338 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3340 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
3343 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3346 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
3347 instructions for small multiply cores.
3349 2017-04-04 Jeff Law <law@redhat.com>
3351 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
3353 (mips_expand_vec_perm_const): Initialize elements in orig_perm
3354 that are not set by the loop over the elements.
3356 2017-04-04 Jakub Jelinek <jakub@redhat.com>
3359 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
3360 int mode, convert_modes it to mode as unsigned, otherwise use
3361 lowpart_subreg to mode rather than SImode.
3362 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
3363 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
3364 Use DImode instead of SImode for the shift count operand.
3365 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
3368 2017-04-04 Richard Biener <rguenther@suse.de>
3371 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
3372 arithmetic done for the negate or the plus. Simplify.
3373 (A - (-B) -> A + B): Likewise.
3374 * fold-const.c (split_tree): Make sure to not negate pointers.
3376 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
3378 PR rtl-optimization/60818
3379 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
3380 a compare of comparisons with the thing compared if this results
3381 in a different machine mode.
3383 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
3385 * alias.c (base_alias_check): Fix typo in comment.
3386 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
3387 * cgraphunit.c (symbol_table::compile): Likewise.
3388 * collect2.c (maybe_run_lto_and_relink): Likewise.
3389 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
3390 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
3391 * config/avr/avr.c (avr_map_op_t): Likewise.
3392 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
3393 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
3394 * config/epiphany/epiphany.md (movcc): Likewise.
3395 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
3396 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
3398 * config/mips/mips.c (mips_save_restore_reg): Likewise.
3399 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
3400 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
3401 * config/sh/sh.c (sh_rtx_costs): Likewise.
3402 * fold-const.c (fold_truth_andor): Likewise.
3403 * genautomata.c (collapse_flag): Likewise.
3404 * gengtype.h (struct type::u::s): Likewise.
3405 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
3406 * input.c (FORMAT_AMOUNT): Likewise.
3407 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
3408 (known_aggs_to_agg_replacement_list): Likewise.
3409 * ipa-inline-analysis.c: Likewise.
3410 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
3411 * ipa-polymorphic-call.c
3412 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
3413 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
3414 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
3416 * modulo-sched.c (apply_reg_moves): Likewise.
3417 * omp-expand.c (build_omp_regions_1): Likewise.
3418 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
3419 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
3420 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
3421 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3422 * value-prof.c: Likewise.
3423 * var-tracking.c (val_reset): Likewise.
3425 2017-04-03 Richard Biener <rguenther@suse.de>
3427 PR tree-optimization/80275
3428 * fold-const.c (split_address_to_core_and_offset): Handle
3431 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
3433 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
3434 descriptors is at least equal to that of functions.
3436 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
3438 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
3440 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
3443 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
3444 (mov<IMOD4:mode>): New expander.
3445 (*mov<IMOD4:mode>_internal): New insn and split pattern.
3447 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
3449 PR rtl-optimization/79405
3450 * fwprop.c (propagations_left): New variable.
3451 (forward_propagate_into): Decrement it.
3452 (fwprop_init): Initialize it.
3453 (fw_prop): If the variable has reached zero, stop propagating.
3454 (fwprop_addr): Ditto.
3456 2017-03-31 Jakub Jelinek <jakub@redhat.com>
3459 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
3460 a FUNCTION_DECL, pass it as decl instead of origin to
3463 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
3465 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
3468 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
3471 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
3472 TARGET_VSX_SMALL_INTEGER.
3474 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3476 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
3477 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
3479 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
3481 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
3482 extraction from odd-numbered MSA register.
3484 2017-03-31 Jakub Jelinek <jakub@redhat.com>
3487 * expmed.c (store_bit_field_1): Don't attempt to create
3488 a word subreg out of hard registers wider than word if they
3489 have HARD_REGNO_NREGS of 1 for their mode.
3492 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
3493 conversions to integer types wider than word and pointer.
3496 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
3497 (rtx_equal_for_cselib_p): Pass 0 to it.
3498 * cselib.c (cselib_hasher::equal): Likewise.
3499 (rtx_equal_for_cselib_1): Add depth argument. If depth
3500 is 128, don't look up VALUE locs and punt. Increment
3501 depth in recursive calls when walking VALUE locs.
3503 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
3505 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
3506 (make_gcov_file_name): Use the canonical path name for generating
3508 (read_line): Fix handling of files with ascii null bytes.
3510 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
3512 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
3513 to initialise a vector register instead
3514 of using a const_int.
3516 2017-03-30 Jakub Jelinek <jakub@redhat.com>
3518 PR translation/80189
3519 * gimplify.c (omp_default_clause): Use %qs instead of %s in
3520 diagnostic messages.
3522 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
3525 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
3526 (dfp_diex_<mode>): Update mode of operand 1.
3527 * doc/extend.texi (dxex, dxexq): Document change to return type.
3528 (diex, diexq): Document change to argument type.
3530 2017-03-30 Martin Jambor <mjambor@suse.cz>
3533 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
3534 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
3535 it reflects the signature changes performed at the callee side.
3536 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
3537 to cgraph_build_function_type_skip_args.
3538 (build_function_decl_skip_args): Adjust call to the above function.
3540 2017-03-30 Jakub Jelinek <jakub@redhat.com>
3543 * config/i386/sse.md
3544 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
3545 register as dest whenever it is a MEM not rtx_equal_p to the
3546 corresponding dup operand, and when forcing into reg move the
3547 reg into the memory afterwards.
3548 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
3549 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
3550 for the force_reg mode.
3551 (avx512vl_vextractf128<mode>): Use register as dest either
3552 always when a MEM, or when it is a MEM not rtx_equal_p to the
3553 corresponding dup operand, or even not when it is a CONST_VECTOR
3554 depending on the mode and lo vs. hi.
3555 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
3557 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
3558 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
3559 Likewise. Require that operands[2] is even.
3560 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
3561 Remove extraneous parens. Require that operands[2] is a multiple
3563 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
3564 operands[0] is a MEM if <mask_applied>, the predicates/constraints
3565 disallow memory then.
3567 2017-03-30 Richard Biener <rguenther@suse.de>
3569 PR tree-optimization/77498
3570 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
3571 to non-constants over backedges.
3573 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
3575 PR rtl-optimization/80233
3576 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
3577 as last_combined_insn. Do not test for BARRIER_P separately.
3579 2017-03-29 Andreas Schwab <schwab@suse.de>
3582 * calls.c (prepare_call_address): Convert funexp to Pmode before
3583 copying to temp reg.
3585 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3587 PR tree-optimization/80158
3588 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
3589 Handle possible future case of more than one alternate
3591 (replace_rhs_if_not_dup): Likewise.
3592 (replace_one_candidate): Likewise.
3594 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
3596 PR rtl-optimization/80193
3597 * ira.c (ira): Do not check allocation for LRA.
3599 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
3601 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
3602 (nvptx_output_simt_exit): Declare.
3603 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
3604 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
3605 (init_softstack_frame): Move initialization of crtl->is_leaf to...
3606 (nvptx_declare_function_name): ...here. Emit declaration of local
3607 memory space buffer for omp_simt_enter insn.
3608 (nvptx_output_unisimt_switch): New.
3609 (nvptx_output_softstack_switch): New.
3610 (nvptx_output_simt_enter): New.
3611 (nvptx_output_simt_exit): New.
3612 * config/nvptx/nvptx.h (struct machine_function): New fields
3613 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
3614 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
3615 (UNSPECV_SIMT_EXIT): Ditto.
3616 (omp_simt_enter_insn): New insn.
3617 (omp_simt_enter): New expansion.
3618 (omp_simt_exit): New insn.
3619 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
3621 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
3622 (expand_GOMP_SIMT_ENTER_ALLOC): New.
3623 (expand_GOMP_SIMT_EXIT): New.
3624 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
3625 (GOMP_SIMT_ENTER_ALLOC): Ditto.
3626 (GOMP_SIMT_EXIT): Ditto.
3627 * target-insns.def (omp_simt_enter): New insn.
3628 (omp_simt_exit): Ditto.
3629 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
3631 (lower_rec_simd_input_clauses): Implement SIMT privatization.
3632 (lower_rec_input_clauses): Likewise.
3633 (lower_lastprivate_clauses): Handle SIMT privatization.
3635 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
3636 (ompdevlow_adjust_simt_enter): New.
3637 (find_simtpriv_var_op): New.
3638 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
3639 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
3641 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
3642 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
3643 (copy_decl_for_dup_finish): Ditto.
3645 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
3647 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
3650 * config/i386/i386.c (ix86_option_override_internal): Always
3651 allow -mpreferred-stack-boundary=3 for 64-bit targets.
3653 2017-03-28 Bin Cheng <bin.cheng@arm.com>
3655 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
3657 2017-03-28 Bin Cheng <bin.cheng@arm.com>
3659 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
3660 mark new edge's irreducible flag accordign to it.
3661 (vect_do_peeling): Check loop preheader edge's irreducible flag
3662 and pass it to function slpeel_add_loop_guard.
3664 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
3666 PR tree-optimization/80218
3667 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3668 Update block frequencies and counts.
3670 2017-03-28 Richard Biener <rguenther@suse.de>
3672 PR tree-optimization/78644
3673 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
3674 of a simplification result we may not use it at all.
3676 2017-03-28 Richard Biener <rguenther@suse.de>
3679 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
3680 without arguments, generate default definition of a SSA name.
3682 2017-03-28 Richard Biener <rguenther@suse.de>
3685 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
3686 TYPE_REF_CAN_ALIAS_ALL references.
3687 * fold-const.c (fold_indirect_ref_1): Likewise.
3689 2017-03-28 Martin Liska <mliska@suse.cz>
3692 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
3693 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
3695 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
3696 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
3698 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
3699 (EXTRA_SPECS): Define.
3700 (SUBTARGET_EXTRA_SPECS): Likewise.
3701 (SUBTARGET_CPP_SPEC): Likewise.
3702 * config/arc/elf.h (EXTRA_SPECS): Renamed to
3703 SUBTARGET_EXTRA_SPECS.
3704 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
3706 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
3708 * config/arc/simdext.md (vst64_insn): Update pattern.
3709 (vld32wh_insn): Likewise.
3710 (vld32wl_insn): Likewise.
3711 (vld64_insn): Likewise.
3712 (vld32_insn): Likewise.
3714 2017-03-28 Marek Polacek <polacek@redhat.com>
3717 * fold-const.c (fold_comparison): Use protected_set_expr_location
3718 instead of SET_EXPR_LOCATION.
3720 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3722 * tree.c (add_expr): Avoid name lookup warning.
3724 2017-03-27 Jeff Law <law@redhat.com>
3726 PR tree-optimization/80216
3727 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
3728 function name. Limit recursion depth.
3729 (record_temporary_equivalences): Corresponding changes.
3731 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
3733 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
3736 2017-03-27 Jakub Jelinek <jakub@redhat.com>
3739 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
3741 * cfgcleanup.c (reg_note_cfa_p): New array.
3742 (insns_have_identical_cfa_notes): New function.
3743 (old_insns_match_p): Don't cross-jump in between /f
3744 and non-/f instructions. If both i1 and i2 are frame related,
3745 verify all CFA notes, their order and content.
3747 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
3750 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
3751 HImode and SImode with zero extend to DImode to one insn.
3752 (bswap<mode>2_extenddi): Likewise.
3753 (bswapsi2_extenddi): Likewise.
3754 (bswaphi2_extendsi): Likewise.
3755 (bswaphi2): Combine bswap HImode and SImode into one insn.
3756 Separate memory insns from swapping register.
3757 (bswapsi2): Likewise.
3758 (bswap<mode>2): Likewise.
3759 (bswaphi2_internal): Delete, no longer used.
3760 (bswapsi2_internal): Likewise.
3761 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
3762 store, and gpr<-gpr swap insns.
3763 (bswap<mode>2_store): Likewise.
3764 (bswaphi2_reg): Register only splitter, combine with the splitter.
3765 (bswaphi2 splitter): Likewise.
3766 (bswapsi2_reg): Likewise.
3767 (bswapsi2 splitter): Likewise.
3768 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
3769 the insns into load, store, and register/register insns.
3770 (bswapdi2_ldbrx): Likewise.
3771 (bswapdi2_load): Likewise.
3772 (bswapdi2_store): Likewise.
3773 (bswapdi2_reg): Likewise.
3775 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
3777 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
3778 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
3780 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
3783 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
3785 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
3786 special handling for target option conflicts between dform
3787 options (-mpower9-dform, -mpower9-dform-vector,
3788 -mpower9-dform-scalar) and -mno-direct-move.
3790 2017-03-27 Richard Biener <rguenther@suse.de>
3792 PR tree-optimization/80181
3793 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
3795 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3797 * config/arc/predicates.md (move_double_src_operand): Replace the
3798 call to move_double_src_operand with a call to address_operand.
3800 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3802 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
3803 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
3804 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
3806 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3808 * config/arc/predicates.md (long_immediate_loadstore_operand):
3809 Consider scaled addresses cases.
3811 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
3813 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
3814 restored when in interrupt.
3815 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
3816 doesn't have delay slot.
3818 2017-03-27 Richard Biener <rguenther@suse.de>
3821 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
3822 inlined thunk clones.
3824 2017-03-27 Jakub Jelinek <jakub@redhat.com>
3827 * asan.c (instrument_derefs): Copy over last operand from
3828 original COMPONENT_REF to the new COMPONENT_REF with
3829 DECL_BIT_FIELD_REPRESENTATIVE.
3830 * ubsan.c (instrument_object_size): Likewise.
3832 2017-03-27 Richard Biener <rguenther@suse.de>
3834 PR tree-optimization/80170
3835 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
3836 sure DR/SCEV didnt fold in constants we do not see when looking
3837 at the reference base alignment.
3839 2017-03-27 Richard Biener <rguenther@suse.de>
3842 * gimple-fold.c (fold_ctor_reference): Properly guard against
3843 NULL return value from canonicalize_constructor_val.
3845 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
3848 * config/i386/i386.c (ix86_expand_builtin)
3849 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
3850 flags reg setting and flags reg using instructions.
3851 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
3852 clobbering instructions to zero extend op2.
3854 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
3856 * doc/install.texi (Configuration) <--with-aix-soname>:
3857 Update link to AIX ld.
3859 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
3861 PR rtl-optimization/80160
3862 PR rtl-optimization/80159
3863 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
3864 reg_alternate_class into account.
3866 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
3869 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
3870 to consider in curr_insn_transform.
3872 2017-03-24 Jakub Jelinek <jakub@redhat.com>
3874 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
3875 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
3876 and emit_mode_inner.
3878 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3880 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
3881 argument to the overloaded builtin variants. Use the new flag to
3882 deprecate certain builtin variants.
3883 * config/s390/s390-builtin-types.def: Add new builtin types.
3884 * config/s390/s390-builtins.h: Support new flags field for
3885 overloaded builtins.
3886 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
3887 (s390_macro_to_expand): Enable vector float data type.
3888 (s390_cpu_cpp_builtins_internal): Indicate support of the new
3889 builtins by incrementing the __VEC__ version number.
3890 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
3892 (s390_resolve_overloaded_builtin): Emit error messages depending
3893 on the builtin flags.
3894 * config/s390/s390.c (s390_expand_builtin): Support additional
3895 flags argument. Change error message to match the messages
3896 emitted in s390-c.c.
3897 * config/s390/s390.md: New UNSPEC_* constants.
3898 (op_type): Add new instruction types.
3899 * config/s390/vecintrin.h: Add new builtins and test data class
3901 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
3902 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
3903 (VEC_INEXACT, VEC_NOINEXACT): New constants.
3904 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
3905 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
3906 ("vec_mergel<mode>"): V_HW -> VEC_HW.
3908 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
3909 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
3910 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
3911 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
3913 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
3914 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
3915 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
3916 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
3918 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
3919 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
3920 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
3921 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
3922 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
3923 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
3924 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
3926 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
3927 ("vec_scatter_element<V_HW_4:mode>_DI")
3928 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
3929 ("vec_fpint<mode>", "vflls")
3930 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
3931 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
3932 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
3933 ("*vec_cmphe<mode>_cc"): ... these.
3935 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
3936 mode constant instead of magic value.
3938 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3940 * config/s390/s390.c (s390_expand_vec_compare): Support other
3941 vector floating point modes than just V2DF.
3942 (s390_expand_vcond): Likewise.
3943 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
3944 (s390_cannot_change_mode_class): Prevent mode changes between TF
3945 and V1TF in vector registers.
3946 * config/s390/s390.md (DF, SF): New mode attributes.
3947 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
3948 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
3949 SFmode support for VRs.
3950 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
3952 (VFT, VF_HW): New mode iterators.
3953 (vw, sdx): New mode attributes.
3954 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
3955 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
3956 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
3957 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
3958 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
3959 also the new vector floating point modes. Renaming to ...
3961 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
3962 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
3963 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
3964 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
3965 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
3966 ("vec_unordered<mode>"): ... these.
3968 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
3969 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
3970 ("*vec_extendv2df"): New insn definitions.
3972 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3974 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
3975 ("mulditi3_2", "*muldi3_sign"): New patterns.
3976 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
3977 rename the pattern definition.
3979 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3981 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
3983 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
3985 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3987 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
3988 instruction if possible.
3989 * config/s390/vector.md (vec_halfnumelts): New mode
3991 ("*vec_vllezlf<mode>"): New pattern.
3993 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3995 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
3996 ("popcountv4si2", "popcountv2di2"): Rename to ...
3997 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
3998 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
4000 ("popcount<mode>2_vxe"): New pattern.
4002 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4004 * common/config/s390/s390-common.c (processor_flags_table): Add
4006 * config.gcc: Add arch12.
4007 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4008 Default to arch12 for unknown CPU model numbers.
4009 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
4010 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
4011 PROCESSOR_max sanity check.
4012 * config/s390/s390-opts.h (enum processor_type): Add
4014 * config/s390/s390.c (processor_table): Add arch12.
4015 (s390_expand_builtin): Add check for B_VXE flag.
4016 (s390_issue_rate): Add PROCESSOR_ARCH12.
4017 (s390_get_sched_attrmask): Likewise.
4018 (s390_get_unit_mask): Likewise.
4019 (s390_sched_score): Enable z13 scheduling for arch12.
4020 (s390_sched_reorder): Likewise.
4021 (s390_sched_variable_issue): Likewise.
4022 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
4024 (s390_tune_attr): Use z13 scheduling also for arch12.
4025 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
4026 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
4027 (TARGET_VXE_P): New macros.
4028 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
4029 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
4030 * config/s390/s390.opt: Add arch12 as processor_type.
4032 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4034 * config/s390/s390.md
4035 ("fixuns_truncdddi2", "fixuns_trunctddi2")
4036 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
4037 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
4039 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
4040 Rename expanders to ...
4042 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
4043 ("fixuns_truncdddi2_emu"): ... these.
4045 ("fixuns_trunc<mode>si2_emu"): New expander.
4047 ("*fixuns_truncdfdi2_z13"): Rename to ...
4048 ("*fixuns_truncdfdi2_vx"): ... this.
4050 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4052 * config/s390/2964.md: Remove the single element vector compare
4053 instructions which are no longer used.
4054 * config/s390/s390.c (s390_select_ccmode): Remove handling of
4056 (s390_canonicalize_comparison): Remove handling of DFmode
4058 (s390_expand_vec_compare_scalar): Remove function.
4059 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
4060 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
4062 ("*cmp<mode>_ccs"): Add wfcdb instruction.
4064 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4066 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
4068 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
4069 will anyway by matched by mov<mode>_64dfp.
4071 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4073 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
4074 vlef/vstef. Add missing operand to vleif.
4076 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4078 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
4079 pair for all vector types with 64 bit elements.
4080 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
4081 * config/s390/vector.md (V_HW_64): ... here.
4082 (V_128_NOSINGLE): New mode iterator.
4083 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
4084 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
4085 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
4086 ("*vec_load_pairv2di"): Change to ...
4087 ("*vec_load_pair<mode>"): ... this one.
4089 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4091 * config/s390/constraints.md: Add comments.
4092 (jKK): Reject element sizes > 8 bytes.
4093 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
4095 * config/s390/s390.md: Add the s_operand checks formerly in
4096 s390_split_ok_p to various splitters where they are still
4098 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
4099 for 128 bit vectors. Plus two splitters.
4101 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4103 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
4106 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4109 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
4110 error if the boundary argument is not constant.
4112 2017-03-24 Jakub Jelinek <jakub@redhat.com>
4114 PR rtl-optimization/80112
4115 * loop-doloop.c (doloop_condition_get): Don't check condition
4116 if cmp isn't SET with IF_THEN_ELSE src.
4118 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4120 PR tree-optimization/80158
4121 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
4122 replacing a candidate statement, also replace it for the
4123 candidate's alternate interpretation.
4124 (replace_rhs_if_not_dup): Likewise.
4125 (replace_one_candidate): Likewise.
4127 2017-03-24 Richard Biener <rguenther@suse.de>
4129 PR tree-optimization/80167
4130 * graphite-isl-ast-to-gimple.c
4131 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
4133 (translate_isl_ast_to_gimple::get_rename): Likewise.
4135 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
4137 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
4138 handling of certain combinations of target options, including the
4139 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
4140 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
4142 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4145 * config/arm/arm.md (*load_multiple): Add reload_completed to
4148 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4149 Richard Biener <rguenth@suse.de>
4151 PR tree-optimization/79908
4152 PR tree-optimization/80136
4153 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
4154 been cast away, gimplify_and_add suffices.
4156 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
4158 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
4160 2017-03-23 Richard Biener <rguenther@suse.de>
4162 PR tree-optimization/80032
4163 * gimplify.c (gimple_push_cleanup): Forced unconditional
4164 cleanups still have to go to the conditional_cleanups
4167 2017-03-22 Jakub Jelinek <jakub@redhat.com>
4169 PR tree-optimization/80072
4170 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
4172 (next_operand_entry_id): Change type to unsigned int.
4173 (sort_by_operand_rank): Make sure to return the right return value
4174 even if unsigned fields are bigger than INT_MAX.
4175 (struct oecount): Change cnt and id type to unsigned int.
4176 (oecount_hasher::equal): Formatting fix.
4177 (oecount_cmp): Make sure to return the right return value
4178 even if unsigned fields are bigger than INT_MAX.
4179 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
4182 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
4183 TREE_READONLY on result if writing it more than once.
4186 * doc/invoke.texi (-fsanitize=thread): Document that with
4187 -fnon-call-exceptions atomics are not able to throw
4191 * tsan.c: Include tree-eh.h.
4192 (instrument_builtin_call): Call maybe_clean_eh_stmt or
4193 maybe_clean_or_replace_eh_stmt where needed.
4194 (instrument_memory_accesses): Add cfg_changed argument.
4195 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
4196 if it returned true.
4197 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
4199 PR rtl-optimization/63191
4200 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
4201 wrapper function, moved the whole old content into ...
4202 (ix86_delegitimize_address_1): ... this. New inline function.
4203 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
4204 true as last argument instead of ix86_delegitimize_address.
4206 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
4208 * config/aarch64/aarch64.c (generic_branch_cost): Copy
4209 cortexa57_branch_cost.
4211 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
4213 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
4215 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4218 * doc/md.texi (Constraints): Document wA constraint.
4219 * config/rs6000/constraints.md (wA): New.
4220 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
4221 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
4222 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
4223 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
4225 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
4228 * gimplify.c (is_oacc_declared): New function.
4229 (oacc_default_clause): Use it to set default flags for acc declared
4230 variables inside parallel regions.
4231 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
4233 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
4234 declare attribute to any decl as necessary.
4236 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4239 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
4240 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
4241 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
4242 (arm_arch_lpae): This.
4243 * config/arm/arm.c (arm_arch7ve): Rename into ...
4244 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
4245 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
4248 2017-03-22 Martin Liska <mliska@suse.cz>
4251 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
4252 error message instead of an ICE.
4254 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4256 * doc/extend.texi (6.11 Additional Floating Types): Revise.
4258 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
4260 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
4262 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
4265 2017-03-21 Martin Sebor <msebor@redhat.com>
4267 * doc/extend.texi: Use "cannot" instead of "can't."
4268 * doc/hostconfig.texi: Same.
4269 * doc/install.texi: Same.
4270 * doc/invoke.texi: Same.
4271 * doc/loop.texi: Same.
4272 * doc/md.texi: Same.
4273 * doc/objc.texi: Same.
4274 * doc/rtl.texi: Same.
4275 * doc/tm.texi: Same.
4276 * doc/tm.texi.in: Same.
4277 * doc/trouble.texi: Same.
4279 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
4282 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
4283 (collect_checksum_attributes): Set it.
4284 (die_checksum_ordered): Use it.
4286 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4288 PR tree-optimization/79908
4289 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
4290 change: For a VA_ARG whose LHS has been cast away, use
4291 force_gimple_operand to construct the side effects.
4293 2017-03-21 David Malcolm <dmalcolm@redhat.com>
4295 PR translation/80001
4296 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
4297 more amenable to translation.
4298 (oacc_loop_auto_partitions): Likewise.
4300 2017-03-21 Marek Polacek <polacek@redhat.com>
4301 Martin Sebor <msebor@redhat.com>
4303 PR tree-optimization/80109
4304 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
4307 2017-03-21 Jakub Jelinek <jakub@redhat.com>
4308 Segher Boessenkool <segher@kernel.crashing.org>
4311 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
4312 check reg_used_between_p between insn and one of succ or succ2
4313 depending on if succ is artificial insn not inserted into insn
4316 2017-03-21 Martin Liska <mliska@suse.cz>
4318 PR gcov-profile/80081
4319 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
4320 * doc/gcc.texi: Include gcov-dump stuff.
4321 * doc/gcov-dump.texi: New file.
4323 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
4325 PR rtl-optimization/79150
4326 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
4327 conditional jump, if the jump is the last insn of the loop.
4329 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4330 Richard Biener <rguenth@suse.de>
4332 PR tree-optimization/79908
4333 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
4334 been cast away, use force_gimple_operand to construct the side
4337 2017-03-21 Martin Liska <mliska@suse.cz>
4340 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
4343 2017-03-21 Brad Spengler <spender@grsecurity.net>
4346 * plugin.c (htab_hash_plugin): New function.
4347 (add_new_plugin): Use it and adjust.
4348 (parse_plugin_arg_opt): Adjust.
4349 (init_one_plugin): Likewise.
4351 2017-03-21 Richard Biener <rguenther@suse.de>
4353 PR tree-optimization/80032
4354 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
4355 if set force the cleanup to happen unconditionally.
4356 (gimplify_target_expr): Push inserted clobbers with force_uncond
4357 to avoid them being removed by control-dependent DCE.
4359 2017-03-21 Richard Biener <rguenther@suse.de>
4361 PR tree-optimization/80122
4362 * tree-inline.c (copy_bb): Do not expans va-arg packs or
4363 va_arg_pack_len when the inlined call stmt requires pack
4365 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
4367 2017-03-21 Jakub Jelinek <jakub@redhat.com>
4370 * tsan.c (instrument_builtin_call): If the memory model argument
4371 is not a constant, assume it is valid.
4374 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
4377 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
4379 PR rtl-optimization/79910
4380 * combine.c (can_combine_p): Do not allow combining an I0 or I1
4381 if its dest is used by an insn before I2 (other than the combined
4382 insns themselves, which are properly handled already).
4384 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
4387 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
4389 * combine.c (record_used_regs): New static function.
4390 (try_combine): Handle situations where there is an additional
4391 instruction between I2 and I3 which needs to have a LOG_LINK
4395 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
4397 * combine.c (try_combine): Delete redundant i1 test. Call
4398 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
4400 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4403 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
4406 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4408 PR tree-optimization/80054
4409 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
4410 the optimization if a PHI or any of its arguments is not dominated
4411 by the candidate's basis. Use gphi* rather than gimple* as
4413 (replace_profitable_candidates): Clean up a gimple* variable that
4414 should be a gphi* variable.
4416 2017-03-20 Martin Sebor <msebor@redhat.com>
4419 * doc/extend.texi (attribute constructor): Document present limitation.
4421 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
4424 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
4425 __POWER9_VECTOR__ #ifdef control, change template definition to
4426 use Power9-specific built-in function.
4427 (vec_any_eq): Likewise.
4428 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
4429 to control outcomes from this test.
4430 (vector_ae_<mode>p): For VEC_F modes, likewise.
4432 2017-03-20 Ian Lance Taylor <iant@google.com>
4434 * config/i386/i386.c (ix86_function_regparm): Save an extra
4435 register for -fsplit-stack with DECL_STATIC_CHAIN.
4437 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
4440 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
4441 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
4443 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
4445 * config/riscv/riscv.c (riscv_print_operand): Use "fence
4447 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
4450 2017-03-20 Marek Polacek <polacek@redhat.com>
4453 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
4455 2017-03-20 Richard Biener <rguenther@suse.de>
4457 PR tree-optimization/80113
4458 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
4459 allocate extra SSA name for PHI def.
4460 (add_close_phis_to_outer_loops): Likewise.
4461 (add_close_phis_to_merge_points): Likewise.
4462 (copy_loop_close_phi_args): Likewise.
4463 (copy_cond_phi_nodes): Likewise.
4465 2017-03-20 Martin Liska <mliska@suse.cz>
4468 * tree-chkp.c (chkp_build_returned_bound): Do not build
4469 returned bounds for a LHS that's not a BOUNDED_P type.
4471 2017-03-20 Martin Liska <mliska@suse.cz>
4475 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
4476 COMPLEX_CST and VECTOR_CST.
4478 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4481 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
4482 target operand. A new splitter adds the clobber statement in case
4483 the target operand is dead anyway.
4485 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
4487 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
4488 to age-old versions of binutils and glibc.
4490 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
4492 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
4494 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
4496 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
4498 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
4500 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
4501 requirement for binutils 2.13.
4503 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
4505 * combine.c (try_combine): Delete redundant i1 test. Call
4506 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
4508 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
4510 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
4511 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
4513 <riscv64-*-elf>: Re-arrange section
4514 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
4515 <riscv32-*-linux>: Likewise.
4516 <riscv64-*-elf>: Likewise
4517 <riscv64-*-linux>: Likewise.
4519 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
4522 * aarch64.opt(verbose-cost-dump): Fix typo.
4524 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
4527 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
4528 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
4530 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
4532 * reload.c (find_reloads): When reloading a nonoffsettable address,
4533 use RELOAD_OTHER for it and its address reloads.
4535 PR rtl-optimization/79910
4536 * combine.c (record_used_regs): New static function.
4537 (try_combine): Handle situations where there is an additional
4538 instruction between I2 and I3 which needs to have a LOG_LINK
4541 2017-03-17 Jeff Law <law@redhat.com>
4543 PR tree-optimization/71437
4544 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
4545 conditional in the hash table first.
4546 (vrp_dom_walker::before_dom_children): Extract condition from
4547 ASSERT_EXPR. Record condition, its inverion and any implied
4550 2017-03-17 Marek Polacek <polacek@redhat.com>
4551 Markus Trippelsdorf <markus@trippelsdorf.de>
4553 PR tree-optimization/80079
4554 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
4557 2017-03-17 Richard Biener <rguenther@suse.de>
4560 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
4561 Properly verify the LHS before the RHS possibly claims to be
4563 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
4566 2017-03-17 Martin Jambor <mjambor@suse.cz>
4568 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
4569 (List of -O2 options): Likewise.
4570 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
4573 2017-03-17 Tom de Vries <tom@codesourcery.com>
4575 * gcov-dump.c (print_usage): Print bug_report_url.
4577 2017-03-17 Richard Biener <rguenther@suse.de>
4580 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
4581 (parser::peek): Likewise.
4583 2017-03-17 Richard Biener <rguenther@suse.de>
4585 PR tree-optimization/80048
4586 * sese.c (free_sese_info): Properly release rename_map and
4587 copied_bb_map elements.
4589 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
4591 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
4592 Add linked-list forward and backlinks. Insert on
4593 construction, remove on destruction.
4594 (class pass_store_merging): Add m_stores_head field.
4595 (pass_store_merging::terminate_and_process_all_chains):
4596 Iterate over m_stores_head list.
4597 (pass_store_merging::terminate_all_aliasing_chains):
4599 (pass_store_merging::execute): Check for debug stmts first.
4600 Push new chains onto the m_stores_head stack.
4602 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
4605 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
4606 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
4607 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
4609 2017-03-16 Jeff Law <law@redhat.com>
4611 PR tree-optimization/71437
4612 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
4613 member function. Implementation moved into after_dom_children
4614 member function and into the threader's thread_outgoing_edges
4616 (dom_opt_dom_walker::after_dom_children): Simplify by moving
4617 some code into new thread_outgoing_edges.
4618 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
4619 definition. Simplify marker handling (do it here). Assume we always
4620 have the available expression and the const/copies tables.
4621 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
4623 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
4624 * tree-vrp.c (equiv_stack): No longer file scoped.
4625 (vrp_dom_walker): New class.
4626 (vrp_dom_walker::before_dom_children): New member function.
4627 (vrp_dom_walker::after_dom_children): Likewise.
4628 (identify_jump_threads): Setup domwalker. Use it rather than
4629 walking edges in a random order by hand. Simplify setup/finalization.
4630 (finalize_jump_threads): Remove.
4631 (vrp_finalize): Do not call identify_jump_threads here.
4632 (execute_vrp): Do it here instead and call thread_through_all_blocks
4635 PR tree-optimization/71437
4636 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
4638 (simplify_stmt_for_jump_threading): Add basic_block argument. All
4640 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
4641 (dom_opt_dom_walker::thread_across_edge): Remove
4642 handle_dominating_asserts argument. All callers changed.
4643 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
4644 changes. Remove calls to lhs_of_dominating_assert. Other
4645 uses of handle_dominating_asserts turn into unconditional code
4646 (simplify_control_stmt_condition_1): Likewise.
4647 (simplify_control_stmt_condition): Likewise.
4648 (thread_through_normal_block, thread_across_edge): Likewise.
4649 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
4650 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
4651 object if it is not an SSA_NAME.
4652 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
4653 before calling into the VRP specific simplifiers.
4654 (identify_jump_threads): Remove handle_dominating_asserts
4657 2017-03-16 Jakub Jelinek <jakub@redhat.com>
4660 * tree-diagnostic.c (default_tree_printer): No longer static.
4661 * tree-diagnostic.h (default_tree_printer): New prototype.
4663 2017-03-16 Tamar Christina <tamar.christina@arm.com>
4665 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
4666 Change ins into fmov.
4668 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4670 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
4671 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
4672 Use h_con constraint for operand 1.
4673 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
4674 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
4676 2017-03-15 Jeff Law <law@redhat.com>
4678 PR tree-optimization/71437
4679 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
4680 (record_temporary_equivalences): Use it.
4682 PR tree-optimization/71437
4683 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
4684 tree-ssa-scopedtables.
4685 (lookup_avail_expr, build_and_record_new_cond): Likewise.
4686 (record_conditions, record_cond, vuse_eq): Likewise.
4687 (record_edge_info): Adjust to API tweak of record_conditions.
4688 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
4689 (record_temporary_equivalences, optimize_stmt): Likewise.
4690 (eliminate_redundant_computations): Likewise.
4691 (record_equivalences_from_stmt): Likewise.
4692 * tree-ssa-scopedtables.c: Include options.h and params.h.
4693 (vuse_eq): New function, moved from tree-ssa-dom.c
4694 (build_and_record_new_cond): Likewise.
4695 (record_conditions): Likewise. Accept vector of conditions rather
4696 than edge_equivalence structure for first argument.
4697 for the first argument.
4698 (avail_exprs_stack::lookup_avail_expr): New member function, moved
4699 from tree-ssa-dom.c.
4700 (avail_exprs_stack::record_cond): Likewise.
4701 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
4702 from tree-ssa-dom.c.
4703 (avail_exprs_stack): Add new member functions lookup_avail_expr
4705 (record_conditions): Declare.
4707 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
4710 * lra-constraints.c (process_alt_operands): Increase reject for
4711 reloading an input/output operand.
4713 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4716 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
4717 insns to convert from signed/unsigned char/short to IEEE 128-bit
4719 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
4721 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
4724 * config/i386/i386.c (ix86_vector_duplicate_value): Create
4725 subreg of inner mode for values already in registers.
4727 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
4729 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
4730 iteration reg is used after the loop.
4732 2017-03-14 Martin Sebor <msebor@redhat.com>
4734 PR tree-optimization/79800
4735 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
4736 precision in negative-positive range.
4737 (format_floating): Call non-const overload with adjusted precision.
4739 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4742 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
4745 2017-03-14 Martin Sebor <msebor@redhat.com>
4748 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
4749 * builtins.def (aligned_alloc): Use it.
4752 * Makefile.in (GTFILES): Add calls.c.
4753 * calls.c: Include "gt-calls.h".
4755 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
4757 PR rtl-optimization/79728
4758 * regs.h (struct target_regs): New field
4759 x_contains_allocatable_regs_of_mode.
4760 (contains_allocatable_regs_of_mode): New macro.
4761 * reginfo.c (init_reg_sets_1): Initialize it, and change
4762 contains_reg_of_mode so it includes global regs as well.
4763 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
4764 rather than contains_regs_of_mode.
4766 2017-03-14 Martin Liska <mliska@suse.cz>
4768 * doc/invoke.texi: Document options that can't be combined with
4769 -fcheck-pointer-bounds.
4771 2017-03-14 Martin Liska <mliska@suse.cz>
4774 * doc/invoke.texi (-Wchkp): Document the option.
4776 2017-03-14 Martin Liska <mliska@suse.cz>
4778 * Makefile.in: Install gcov-dump.
4780 2017-03-14 Martin Liska <mliska@suse.cz>
4782 * multiple_target.c (expand_target_clones): Bail out for
4783 an invalid attribute.
4785 2017-03-14 Richard Biener <rguenther@suse.de>
4787 * alias.c (struct alias_set_entry): Pack properly.
4788 * cfgloop.h (struct loop): Likewise.
4789 * cse.c (struct set): Likewise.
4790 * ipa-utils.c (struct searchc_env): Likewise.
4791 * loop-invariant.c (struct invariant): Likewise.
4792 * lra-remat.c (struct cand): Likewise.
4793 * recog.c (struct change_t): Likewise.
4794 * rtl.h (struct address_info): Likewise.
4795 * symbol-summary.h (function_summary): Likewise.
4796 * tree-loop-distribution.c (struct partition): Likewise.
4797 * tree-object-size.c (struct object_size_info): Likewise.
4798 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
4799 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
4800 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
4801 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
4802 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
4803 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
4804 (struct _stmt_vec_info): Likewise.
4806 2017-03-14 Martin Liska <mliska@suse.cz>
4809 * multiple_target.c (create_dispatcher_calls): Check that
4810 a target can create a function dispatcher.
4812 2017-03-14 Martin Liska <mliska@suse.cz>
4815 * multiple_target.c (expand_target_clones): Drop local.local
4816 flag for default implementation.
4818 2017-03-14 Richard Biener <rguenther@suse.de>
4820 PR tree-optimization/80030
4821 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
4823 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
4825 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
4826 gcc_fallthrough() instead of __attribute__((fallthrough));
4828 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
4830 * doc/gcc.texi: Remove "up" link to (DIR).
4831 * doc/gccint.texi: Ditto.
4833 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
4835 * doc/install.texi (Specific) <avr>: Remove reference to
4838 2017-03-13 Jeff Law <law@redhat.com>
4840 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
4841 attribute rather than comments.
4843 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
4844 match_scratch operand is highest.
4846 2017-03-13 Martin Liska <mliska@suse.cz>
4849 * ipa-pure-const.c (warn_function_noreturn): If the declarations
4850 is a CHKP clone, use original declaration.
4852 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4854 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
4855 (arc_conditional_register_usage): Use a different allocation order
4856 when optimizing for size.
4857 * common/config/arc/arc-common.c (arc_option_optimization_table):
4858 Section anchors default on when optimizing for size.
4860 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4862 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
4864 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4866 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
4867 * config/arc/arc.md (cpu_facility): Add cd variant.
4868 (*movqi_insn): Add code density variant.
4869 (*movhi_insn): Likewise.
4870 (*movqi_insn): Likewise.
4871 (*addsi3_mixed): Likewise.
4872 (subsi3_insn): Likewise.
4874 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4876 * config/arc/arc.md (movsi_cond_exec): Update constraint.
4878 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
4880 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
4881 expressions with MINUS and UNARY ops.
4883 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4886 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
4888 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
4889 between vec_select and vector argument.
4890 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
4891 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
4892 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
4893 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
4894 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
4895 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
4897 2017-03-13 Richard Biener <rguenther@suse.de>
4900 * params.def (vect-max-peeling-for-alignment): Fix typo.
4902 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4904 * doc/install.texi (Specific) <mips-*-*>: Remove description of
4905 issue that only occurred with binutils below 2.18.
4907 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4909 * doc/install.texi (Specific) <cris-axis-elf>: No longer
4910 refer to binutils 2.11/2.12 minimum.
4912 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
4914 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
4915 ftp.kernel.org and simplify binutils requirement.
4917 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
4919 * doc/invoke.texi (Warning Options): Fix spelling of link-time
4921 (Optimize Options): Ditto. Also remove redundancy.
4923 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4925 PR translation/79848
4926 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
4928 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
4929 to G_ to avoid double translation.
4931 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4933 PR translation/79923
4934 * auto-profile.c (get_combined_location): Convert leading
4935 character of diagnostics to lower case and remove trailing period.
4936 (read_profile): Likewise for various diagnostics.
4937 * config/arm/arm.c (arm_option_override): Remove trailing period
4938 from various diagnostics.
4939 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
4940 (msp430_expand_delay_cycles): Likewise.
4942 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4945 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
4946 full command-line argument, rather than just "str".
4947 (aarch64_validate_march): Likewise.
4948 (aarch64_validate_mtune): Likewise.
4950 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
4952 PR rtl-optimization/78911
4953 * lra-assigns.c (must_not_spill_p): New function.
4954 (spill_for): Use it.
4956 2017-03-10 Jakub Jelinek <jakub@redhat.com>
4958 PR tree-optimization/79981
4959 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
4960 ATOMIC_COMPARE_EXCHANGE ifn result.
4961 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
4962 IFN_ATOMIC_COMPARE_EXCHANGE.
4964 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4967 * opts.c (parse_sanitizer_options): Add missing question mark to
4968 "did you mean" message.
4970 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4972 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
4974 (VMULEUH_UNS): Likewise.
4975 (VMULOUB_UNS): Likewise.
4976 (VMULOUH_UNS): Likewise.
4977 * config/rs6000/rs6000.c (builtin_function_type): Remove
4978 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
4980 2017-03-10 David Malcolm <dmalcolm@redhat.com>
4983 * read-rtl-function.c (function_reader::read_rtx_operand): Update
4984 x with result of extra_parsing_for_operand_code_0.
4985 (function_reader::extra_parsing_for_operand_code_0): Convert
4986 return type from void to rtx, returning x. When reading
4987 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
4988 larger size containing struct block_symbol.
4990 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
4992 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
4993 -mfloat128-hardware without -m64.
4995 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
4998 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
4999 entries to the case statement that marks unsigned arguments to
5000 overloaded functions.
5002 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
5004 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
5005 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
5007 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
5010 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
5011 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
5013 2017-03-10 Martin Liska <mliska@suse.cz>
5017 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
5018 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
5021 2017-03-10 Olivier Hainque <hainque@adacore.com>
5023 * tree-switch-conversion (array_value_type): Start by resetting
5024 candidate type to it's main variant.
5026 2017-03-10 Jakub Jelinek <jakub@redhat.com>
5028 PR rtl-optimization/79909
5029 * combine.c (try_combine): Use simplify_replace_rtx on individual
5030 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
5031 of the whole CALL_INSN_FUNCTION_USAGE.
5033 PR tree-optimization/79972
5034 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
5035 get_range_info on SSA_NAMEs. Formatting fixes.
5037 2017-03-10 Richard Biener <rguenther@suse.de>
5038 Jakub Jelinek <jakub@redhat.com>
5040 PR tree-optimization/77975
5041 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
5042 edge to be constant.
5043 (get_val_for): For constant x return it. Formatting fix.
5044 (loop_niter_by_eval): Avoid pointless looping if the next iteration
5045 would use the same bases as the current one.
5047 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5049 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
5050 instead of vec_select for V1TImode.
5051 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
5053 (VSX_LE_128): Add V1TI to this mode iterator.
5054 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
5055 (*vsx_le_perm_store_<mode>): Likewise.
5056 (pre-reload splitter for VSX stores): Likewise.
5057 (post-reload splitter for VSX stores): Likewise.
5058 (*vsx_xxpermdi2_le_<mode>): Likewise.
5059 (*vsx_lxvd2x2_le_<mode>): Likewise.
5060 (*vsx_stxvd2x2_le_<mode>): Likewise.
5062 2017-03-09 Michael Eager <eager@eagercon.com>
5064 Correct failures with --enable-checking=yes,rtl.
5066 * config/microblaze/microblaze.c (microblaze_expand_shift):
5067 Replace GET_CODE test with CONST_INT_P and INTVAL test with
5068 test for const0_rtx.
5069 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
5070 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
5072 2017-03-09 Richard Biener <rguenther@suse.de>
5074 PR tree-optimization/79977
5075 * graphite-scop-detection.c (scop_detection::merge_sese):
5076 Handle the case of extra exits to blocks dominating the entry.
5078 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
5080 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
5083 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
5085 PR rtl-optimization/79949
5086 * lra-constraints.c (process_alt_operands): Check memory when
5087 trying to predict a cycle. Print about the overall increase.
5089 2017-03-09 Richard Biener <rguenther@suse.de>
5092 * gimple-expr.c (useless_type_conversion_p): Preserve
5093 TYPE_SATURATING for fixed-point types.
5095 2017-03-09 Richard Biener <rguenther@suse.de>
5098 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
5099 alignment of BLKmode params.
5101 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5104 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
5105 (VALL_NO_V2Q): Likewise.
5107 * config/aarch64/aarch64-simd.md
5108 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
5110 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
5111 VALL_NO_V2Q mode iterator.
5112 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
5114 2017-03-09 Martin Liska <mliska@suse.cz>
5116 PR tree-optimization/79631
5117 * tree-chkp-opt.c (chkp_is_constant_addr): Call
5118 tree_int_cst_sign_bit just for INTEGER constants.
5120 2017-03-09 Martin Liska <mliska@suse.cz>
5124 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
5127 2017-03-09 Marek Polacek <polacek@redhat.com>
5130 * tree.c (inchash::add_expr): Handle TREE_VEC.
5132 2017-03-09 Martin Liska <mliska@suse.cz>
5135 (chkp_narrow_size_and_offset): New function.
5136 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
5137 (void chkp_parse_bit_field_ref): New function.
5138 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
5139 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
5141 2017-03-09 Martin Liska <mliska@suse.cz>
5144 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
5145 (chkp_find_bounds_1): Remove gcc_unreachable.
5147 2017-03-09 Jakub Jelinek <jakub@redhat.com>
5150 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
5151 BUILT_IN_SYNC*, determine the access type from the size suffix and
5152 always build a MEM_REF with that type. Handle forgotten
5153 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
5156 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
5157 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
5158 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
5159 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
5160 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
5161 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
5162 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
5163 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
5164 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
5165 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
5166 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
5167 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
5168 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
5169 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
5170 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
5171 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
5172 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
5173 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
5174 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
5175 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
5176 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
5177 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
5178 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
5179 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
5180 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
5181 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
5182 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
5183 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
5184 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
5185 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
5186 definitions outside of __OPTIMIZE__ guarded section.
5189 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
5190 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
5191 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
5192 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
5195 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5197 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
5198 ("vfenez<mode>"): Add missing constraints.
5200 2017-03-08 Martin Sebor <msebor@redhat.com>
5203 * config/nds32/nds32.c (nds32_option_override):
5204 Fix misspelled diagnostic.
5206 2017-03-08 Jakub Jelinek <jakub@redhat.com>
5209 * gimplify.c (gimplify_omp_for): Replace index var in outer
5210 taskloop statement with an artificial variable and add
5211 OMP_CLAUSE_PRIVATE clause for it.
5213 2017-03-08 Richard Biener <rguenther@suse.de>
5215 PR tree-optimization/79955
5216 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
5217 for accesses that are completely outside of the variable.
5219 2017-03-08 Andrew Haley <aph@redhat.com>
5221 PR tree-optimization/79943
5222 * tree-ssa-loop-split.c (compute_new_first_bound): When
5223 calculating the new upper bound, (END-BEG) should be added, not
5226 2017-03-08 Jakub Jelinek <jakub@redhat.com>
5228 * config/avr/avr.md (setmemhi): Make sure match_dup
5229 operand number comes before match_scratch.
5231 2017-03-08 Richard Biener <rguenther@suse.de>
5233 PR tree-optimization/79920
5234 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
5235 with ncopies == 1 to ...
5236 (vect_transform_slp_perm_load): ... here. Properly compute
5237 all element loads by iterating VF times over the group. Do
5238 not handle ncopies (computed in a broken way) in
5239 vect_create_mask_and_perm.
5241 2017-03-08 Jakub Jelinek <jakub@redhat.com>
5244 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
5245 is a uniform vector, use uniform_vector_p return value instead of
5246 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
5248 2017-03-07 Marek Polacek <polacek@redhat.com>
5251 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
5252 (alloca_call_type): Likewise.
5254 2017-03-07 Martin Liska <mliska@suse.cz>
5256 * gcov.c (process_args): Put comment to correct location.
5258 2017-03-07 Martin Liska <mliska@suse.cz>
5261 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
5262 Use array_at_struct_end_p instead of DECL_CHAIN (field).
5263 (chkp_narrow_bounds_for_field): Likewise.
5264 (chkp_parse_array_and_component_ref): Pass one more argument to
5267 2017-03-07 Richard Biener <rguenther@suse.de>
5269 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
5272 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
5274 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
5275 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
5277 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5280 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
5281 to end of description.
5282 (PARAM_MAX_STORES_TO_MERGE): Likewise.
5284 2017-03-07 Jakub Jelinek <jakub@redhat.com>
5286 PR rtl-optimization/79901
5287 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
5289 (*avx512f_<code><mode>3<mask_name>): ... this.
5290 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
5291 iterator instead of VI8_AVX2_AVX512BW.
5293 PR rtl-optimization/79901
5294 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
5295 min/max expander, expand it using expand_vec_cond_expr.
5298 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
5301 2017-03-06 Jakub Jelinek <jakub@redhat.com>
5304 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
5305 to void * for PCH reasons.
5306 * dwarf2out.c (output_loc_operands, output_die): Cast
5307 v.val_vec.array to unsigned char *.
5309 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
5312 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
5315 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
5317 PR rtl-optimization/79571
5318 * lra-constraints.c (process_alt_operands): Calculate static
5319 reject and subtract it from overall when only addresses will be
5322 2017-03-06 Julia Koval <julia.koval@intel.com>
5325 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
5326 incoming stack boundary to 128 for 64-bit targets.
5328 2017-03-06 Richard Biener <rguenther@suse.de>
5330 PR tree-optimization/79894
5331 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
5332 to NULL after folding it.
5334 2017-03-06 Richard Biener <rguenther@suse.de>
5336 PR tree-optimization/79824
5337 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
5338 check disabling peeling for gaps.
5340 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
5342 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
5343 attributes): Document gettimeofday.
5345 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
5347 * config/s390/s390.c (s390_option_override_internal): Set
5348 PARAM_MIN_VECT_LOOP_BOUND
5350 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
5352 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
5353 * config/s390/s390.md: Likewise.
5355 2017-03-06 Jakub Jelinek <jakub@redhat.com>
5358 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
5359 (<avx2_avx512>_perm<mode>): Rename to ...
5360 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
5362 (<avx512>_perm<mode>_mask): Rename to ...
5363 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
5365 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
5366 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
5367 instead of VI8F_256_512.
5368 (avx512f_perm<mode>): New define_expand.
5369 (avx512f_perm<mode>_mask): Likewise.
5370 (avx512f_perm<mode>_1<mask_name>): New define_insn.
5371 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
5373 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
5375 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
5376 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
5378 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
5380 2017-03-06 Martin Liska <mliska@suse.cz>
5383 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
5384 when having a SSA NAME w/o VAR_DECL assigned to it.
5386 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
5388 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
5389 msa_dpsub_<su>_d): Fix MODE for vec_select.
5391 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
5393 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
5395 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
5397 2017-03-06 Richard Biener <rguenther@suse.de>
5399 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
5400 * plugin.c (register_plugin_info): Likewise.
5401 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
5403 2017-03-05 Jakub Jelinek <jakub@redhat.com>
5405 * config/i386/sse.md (sse_storehps, sse_storelps,
5406 avx_<castmode><avxsizesuffix>_<castmode>,
5407 avx512f_<castmode><avxsizesuffix>_<castmode>,
5408 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
5409 in condition that at least one operand is not a MEM.
5411 2017-03-03 Jakub Jelinek <jakub@redhat.com>
5414 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
5415 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
5417 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
5418 gimple_call_nothrow_p flag based on whether original builtin can throw.
5419 If it can, emit following stmts on the fallthrough edge.
5420 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
5421 don't create new bb if inserting just debug stmts on the edge, try to
5422 insert them on the fallthru bb or just reset debug stmts.
5424 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
5427 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
5428 restore recog_data (including the operand rtxes inside it) around
5429 the call to get_insn_template.
5431 2017-03-03 Martin Sebor <msebor@redhat.com>
5433 PR tree-optimization/79699
5434 * context.c (context::~context): Free MPFR caches to avoid
5435 a memory leak on program exit.
5437 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5439 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
5440 Use wide_int::ulow () instead of .elt (0).
5442 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
5444 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
5445 (*pushxf): Limit oF constraint to 32bit targets and add oC
5446 constraint for 64bit targets.
5447 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
5448 (*pushdf): Change rmF constraint to rmC.
5450 2017-03-03 Martin Liska <mliska@suse.cz>
5452 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
5453 Remove unused variable.
5455 2017-03-03 Jakub Jelinek <jakub@redhat.com>
5458 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
5459 is a memory operand, increase num_memory.
5460 (ix86_expand_args_builtin): Likewise.
5462 2017-03-03 Jan Hubicka <jh@suse.cz>
5465 * ipa-devirt.c (maybe_record_node): Properly handle
5466 __cxa_pure_virtual visibility.
5468 2017-03-03 Martin Liska <mliska@suse.cz>
5470 PR tree-optimization/79803
5471 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
5473 (pass_loop_prefetch::execute): Disabled optimization if an
5474 assumption about L1 cache size is not met.
5476 2017-03-03 Martin Liska <mliska@suse.cz>
5478 PR rtl-optimization/79574
5479 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
5480 (hash_scan_set): Likewise.
5481 (dump_hash_table): Likewise.
5482 (hoist_code): Likewise.
5484 2017-03-03 Richard Biener <rguenther@suse.de>
5486 * fixed-value.c (fixed_from_string): Restore use of elt (1)
5487 in place of uhigh ().
5488 (fixed_convert_from_real): Likewise.
5490 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
5493 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
5495 2017-03-03 Richard Biener <rguenther@suse.de>
5498 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
5499 TYPE_OVERFLOW_UNDEFINED check.
5501 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5503 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
5505 (vector_ae_<mode>_p): Likewise.
5506 (vector_nez_<mode>_p): Likewise.
5507 (vector_ne_v2di_p): Likewise.
5508 (vector_ae_v2di_p): Likewise.
5509 (vector_ne_<mode>_p): Likewise.
5510 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
5512 (vsx_tsqrt<mode>2_fe): Likewise.
5514 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
5517 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
5519 2017-03-02 Jakub Jelinek <jakub@redhat.com>
5521 PR rtl-optimization/79780
5522 * cprop.c (one_cprop_pass): When second and further conditional trap
5523 in a single basic block is turned into an unconditional trap, turn it
5524 into a deleted note to avoid RTL verification failures.
5526 2017-03-02 Richard Biener <rguenther@suse.de>
5528 * fold-const.c (const_binop): Use ulow () instead of elt (0).
5530 2017-03-02 Richard Biener <rguenther@suse.de>
5532 PR tree-optimization/79345
5534 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
5535 param and abort the walk, returning -1 if it is hit.
5536 (walk_aliased_vdefs): Take a limit param and pass it on.
5537 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
5538 defaulting to 0 and return a signed int.
5539 * tree-ssa-uninit.c (struct check_defs_data): New struct.
5540 (check_defs): New helper.
5541 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
5542 about uninitialized memory.
5543 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
5544 bogus uninitialized warning.
5545 (fixed_convert_from_real): Likewise.
5547 2017-03-02 Bin Cheng <bin.cheng@arm.com>
5549 PR tree-optimization/66768
5550 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
5551 iv_use if base object can't be determined.
5553 2017-03-02 Jakub Jelinek <jakub@redhat.com>
5555 PR tree-optimization/79345
5556 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
5557 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
5558 (get_pattern_stats): Initialize it.
5559 * genemit.c (gen_expand): Verify match_scratch numbers come after
5560 match_operand/match_dup numbers.
5561 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
5562 match_scratch numbers.
5563 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
5565 * config/s390/s390.md (trunctdsd2): Likewise.
5567 2017-03-02 Richard Biener <rguenther@suse.de>
5569 * wide-int.h (wide_int_storage::operator=): Implement in terms
5572 2017-03-02 Richard Biener <rguenther@suse.de>
5574 PR tree-optimization/79777
5575 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
5576 the to insert expression to sth existing.
5578 2017-03-01 Martin Sebor <msebor@redhat.com>
5581 * gimple-ssa-sprintf.c
5582 (directive::known_width_and_precision): New function.
5583 (format_integer): Use it.
5584 (get_mpfr_format_length): Consider the full range of precision
5585 when computing %g output with the # flag. Set the likely byte
5586 count to 3 rather than 1 when precision is indeterminate.
5587 (format_floating): Correct the lower bound of precision.
5589 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5591 * doc/invoke.texi: Document default code model for 64-bit Linux.
5593 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5596 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
5597 udiv rather than div since input pattern is unsigned.
5599 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
5601 * config/i386/i386.c (print_reg): Warn for values of
5602 unsupported size in integer register.
5604 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5607 * config/rs6000/predicates.md (current_file_function_operand): Do
5608 not allow self calls to be local if the function is replaceable.
5610 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
5613 * config/rs6000/altivec.h (vec_ctz and others): Change the
5614 preprocessor macro that controls conditional compilation from
5615 _ARCH_PWR9 to __POWER9_VECTOR__.
5616 (vec_all_ne): Change parameterization of __altivec_scalar_pred
5617 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
5618 control (instead of _ARCH_PWR9 control) so that template
5619 definition uses power9-specific function.
5620 (vec_any_eq): Likewise.
5621 (vec_all_ne): Change macro definition to use a power9-specific
5622 expansion under #ifdef __POWER9_VECTOR__ control (instead of
5623 _ARCH_PWR9 control).
5624 (vec_any_eq) Likewise.
5625 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
5626 expansion for CMPNEF to remove support for xvcmpnesp instruction.
5627 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
5628 support for xvcmpnedp instruction.
5629 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
5630 macro expansion so that Power9 implementation of vec_all_ne does
5631 not use the AltiVec predicate framework.
5632 (VCMPNEH_P): Likewise.
5633 (VCMPNEW_P): Likewise.
5634 (VCMPNED_P): Likewise.
5635 (VCMPNEFP_P): Likewise.
5636 (VCMPNEDP_P): Likewise.
5637 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
5638 implementation of vec_any_eq to not use AltiVec predicate
5640 (VCMPAEH_P): Likewise.
5641 (VCMPAEW_P): Likewise.
5642 (VCMPAED_P): Likewise.
5643 (VCMPAEFP_P): Likewise.
5644 (VCMPAEDP_P): Likewise.
5645 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
5646 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
5647 not use the AltiVec predicate framework.
5648 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
5649 of vec_any_eq to not use AltiVec predicate framework.
5650 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
5651 support for predefined __POWER9_VECTOR__ macro to indicate that
5652 Power9 instruction selection is enabled.
5653 (altivec_overloaded_builtins): Remove extraneous
5654 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
5655 function argument types RS6000_BTI_bool_V16QI and
5656 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
5657 entry for overloaded function argument types RS6000_BTI_bool_V4SI
5658 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
5659 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
5660 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
5661 Power9 for implementations of vec_cmpne. Change the signature for
5662 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
5663 (representing vec_all_ne) to remove the previously described first
5664 argument of type RS6000_BTI_INTSI, as this was an artifact of
5665 reliance on the AltiVec predicate framework, which is no longer
5666 used in the implementation of these functions. Add
5667 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
5668 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
5669 since, unlike the AltiVec predicate framework implementation, we
5670 do not share function descriptors between vec_alle and vec_anyeq.
5671 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
5672 set of modes that receive special treatment even when
5673 TARGET_P9_VECTOR is true. The special treatment emits code that
5674 does not depend on Power9 instructions.
5675 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
5676 define_expand to not rely on AltiVec predicate framework.
5677 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
5679 (vector_ne_v2di_p): Change this define_expand to not rely on
5680 AltiVec predicate framework.
5681 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
5683 (vector_ne_<mode>_p): Change this define_expand to not rely on
5684 AltiVec predicate framework.
5685 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
5687 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
5688 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
5689 define_insn pattern.
5690 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
5691 define_insn pattern because the xvcmpne<VSs>. instruction is not
5693 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
5694 instruction is not supported.
5696 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5698 * config/nvptx/nvptx.c: Include intl.h.
5700 2017-03-01 Martin Jambor <mjambor@suse.cz>
5703 * ipa-prop.h (ipa_bits): Removed field known.
5704 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
5705 to pointers. Adjusted their comments to warn about their sharing.
5706 (ipcp_transformation_summary): Change bits to a vector of pointers.
5707 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
5708 (ipa_get_ipa_bits_for_value): Declare.
5709 * tree-vrp.h (value_range): Mark as GTY((for_user)).
5710 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
5711 (ipa_bits_hash_table): Likewise.
5712 (ipa_vr_ggc_hash_traits): Likewise.
5713 (ipa_vr_hash_table): Likewise.
5714 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
5715 being pointers and vr_known being removed.
5716 (ipa_set_jf_unknown): Likewise.
5717 (ipa_get_ipa_bits_for_value): New function.
5718 (ipa_set_jfunc_bits): Likewise.
5719 (ipa_get_value_range): New overloaded functions.
5720 (ipa_set_jfunc_vr): Likewise.
5721 (ipa_compute_jump_functions_for_edge): Use the above functions to
5722 construct bits and vr parts of jump functions.
5723 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
5724 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
5726 (ipcp_grow_transformations_if_necessary): Also allocate
5727 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
5729 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
5730 them. Fix too long lines.
5731 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
5732 vr_known being removed.
5733 (ipa_read_jump_function): Use new setter functions to construct bits
5734 and vr parts of jump functions or set them to NULL.
5735 (write_ipcp_transformation_info): Adjust for bits being pointers.
5736 (read_ipcp_transformation_info): Likewise.
5737 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
5739 Include gt-ipa-prop.h.
5740 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
5742 (ipcp_store_bits_results): Likewise.
5743 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
5744 Do not write to existing jump functions but use a temporary instead.
5746 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5749 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
5750 attempt to use its first operand as BIT_FIELD_REF base.
5752 2017-03-01 Richard Biener <rguenther@suse.de>
5755 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
5756 interpolating formula in wrapping arithmetic.
5757 (chrec_apply): Convert chrec_evaluate return value to wanted type.
5759 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5761 PR tree-optimization/79734
5762 * tree-vect-generic.c (expand_vector_condition): Optimize
5763 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
5764 Handle VEC_COND_EXPR where comparison has different inner width from
5767 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
5769 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
5770 markup, and similar issues. Remove @opindex entries for things
5771 that aren't options. Add missing -mmpy-option entries.
5773 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5775 PR tree-optimization/79737
5776 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
5777 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
5778 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
5779 instead of byte_size. Formatting fix.
5780 (shift_bytes_in_array_right): Formatting fix.
5782 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
5785 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
5786 condition on optimize for the leaf function test.
5788 2017-02-28 Martin Liska <mliska@suse.cz>
5791 * read-rtl-function.c (function_reader::handle_unknown_directive):
5792 Bail out when one uses -flto.
5794 2017-02-28 Martin Liska <mliska@suse.cz>
5796 * common.opt: Replace space with tabular for options of <number>
5798 * config/i386/i386.opt: Show <number> value for
5799 -mlarge-data-threshold.
5800 * opts.c (print_filtered_help): Do not display number in hexadecimal
5803 2017-02-28 Martin Liska <mliska@suse.cz>
5805 * common.opt: Fix --help=option -Q for options which are of
5808 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
5810 * config/i386/i386.c (print_reg): Error out for values
5811 of 8-bit size in invalid integer register.
5813 2017-02-28 Martin Sebor <msebor@redhat.com>
5815 PR tree-optimization/79691
5816 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
5818 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5821 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
5822 gcc_unreachable with output_operand_lossage.
5824 2017-02-28 Richard Biener <rguenther@suse.de>
5826 PR tree-optimization/79740
5827 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
5829 (visit_nary_op): Insert the nary into the hashtable if we
5830 pattern-matched sth.
5831 * tree-ssa-pre.c (eliminate_insert): Robustify.
5833 2017-02-28 Richard Biener <rguenther@suse.de>
5836 * fold-const.c (decode_field_reference): Reject out-of-bound
5839 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5841 * config/i386/i386.c: Include intl.h.
5842 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
5843 instead of just cond ? "..." : "...".
5844 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
5845 * coverage.c (read_counts_file): Likewise.
5846 * omp-offload.c: Include intl.h.
5847 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
5848 of just cond ? "..." : "...".
5849 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
5850 of just cond ? "..." : "...".
5852 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
5855 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
5857 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
5858 'tune for' CPU name.
5859 * config/arm/arm-cpu-data.h: Regenerated.
5861 2017-02-28 Richard Biener <rguenther@suse.de>
5863 PR tree-optimization/79732
5864 * tree-inline.c (expand_call_inline): Do not shadow var.
5866 2017-02-28 Richard Biener <rguenther@suse.de>
5868 PR tree-optimization/79723
5869 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
5870 address-space properly.
5872 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
5874 * doc/optinfo.texi (Optimization groups): Fix option used for
5876 * doc/invoke.texi (-fopt-info): Document "omp".
5877 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
5878 (OPTGROUP_ALL): Add OPTGROUP_OMP.
5879 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
5880 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
5881 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
5883 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
5885 * dumpfile.c (optgroup_options): Instead of "openmp", associate
5886 OPTGROUP_OMP with "omp".
5888 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
5891 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
5892 for arithmetic shift of unsigned V2DI.
5894 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
5896 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
5897 arc/linux.h headers.
5898 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
5899 (LINK_SPEC): Likewise.
5900 (ARC_TLS_EXTRA_START_SPEC): Likewise.
5901 (EXTRA_SPECS): Likewise.
5902 (STARTFILE_SPEC): Likewise.
5903 (ENDFILE_SPEC): Likewise.
5904 (LIB_SPEC): Likewise.
5905 (TARGET_SDATA_DEFAULT): Likewise.
5906 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
5907 (MULTILIB_DEFAULTS): Likewise.
5908 (DWARF2_UNWIND_INFO): Likewise.
5909 * config/arc/big.h: New file.
5910 * config/arc/elf.h: Likewise.
5911 * config/arc/linux.h: Likewise.
5912 * config/arc/t-uClibc: Remove.
5914 2017-02-27 Bin Cheng <bin.cheng@arm.com>
5916 PR tree-optimization/77536
5917 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
5918 (tree_transform_and_unroll_loop): Use above function to compute the
5919 estimated niter of unrolled loop and use it when scaling profile.
5920 Also use count info rather than frequency if it's non-zero.
5921 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
5922 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
5923 (vect_transform_loop): Call above function.
5925 2017-02-27 Richard Biener <rguenther@suse.de>
5927 PR tree-optimization/45397
5928 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
5929 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
5930 (visit_nary_op): Add pattern matching for CSEing sign-changed
5931 or truncated operations with wider ones.
5933 2017-02-27 Richard Biener <rguenther@suse.de>
5935 PR tree-optimization/79690
5936 * tree-vect-stmts.c (vectorizable_store): Use vector type
5937 built from the DR with address-space.
5939 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
5941 * doc/invoke.texi (Optimize Options): Refine the description
5942 of asan-use-after-return.
5944 2017-02-25 Alan Modra <amodra@gmail.com>
5946 PR rtl-optimization/79584
5947 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
5948 base, not ad->base_term, the reg within base. Remove assertion
5949 that ad->base == ad->base_term. Replace gen_int_mode using
5950 bogus mode with const0_rtx.
5952 2017-02-25 Jakub Jelinek <jakub@redhat.com>
5955 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
5956 FMA_EXPR like tcc_binary or tcc_unary.
5958 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
5961 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
5963 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
5964 (output_loc_operands): Handle DW_OP_call_ref and
5965 DW_OP_GNU_variable_value.
5966 (struct variable_value_struct): New type.
5967 (struct variable_value_hasher): Likewise.
5968 (variable_value_hash): New variable.
5969 (string_types): Remove.
5970 (copy_loc_descr): New function.
5971 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
5972 (prepend_loc_descr_to_each): New function.
5973 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
5974 instead of add_loc_descr_to_each if the first argument is single
5975 location list and the second has multiple.
5976 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
5977 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
5978 when looking for variable value which doesn't have other location info.
5979 (loc_list_from_tree): Formatting fix.
5980 (gen_array_type_die): Simplify DW_AT_string_length handling.
5981 (adjust_string_types): Remove.
5982 (gen_subprogram_die): Don't call adjust_string_types nor test/set
5983 string_types. Call resolve_variable_values.
5984 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
5985 (resolve_addr_in_expr): Likewise. Add A argument.
5986 (copy_deref_exprloc): Remove deref argument. Adjust for the
5987 original expression being DW_OP_GNU_variable_value with optionally
5988 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
5989 optionally after it.
5990 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
5991 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
5992 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
5993 (variable_value_hasher::hash, variable_value_hasher::equal): New
5995 (resolve_variable_value_in_expr, resolve_variable_value,
5996 resolve_variable_values, note_variable_value_in_expr,
5997 note_variable_value): New functions.
5998 (dwarf2out_early_finish): Call note_variable_value on all toplevel
6001 2017-02-24 Jakub Jelinek <jakub@redhat.com>
6004 * opts.h (handle_generated_option): Add GENERATED_P argument.
6005 * opts-common.c (handle_option): Adjust function comment.
6006 (handle_generated_option): Add GENERATED_P argument, pass it to
6008 (control_warning_option): Pass false to handle_generated_option
6010 * opts.c (maybe_default_option): Pass true to handle_generated_option
6012 * optc-gen.awk: Likewise.
6014 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6016 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
6017 a REG, look at the REG it is a SUBREG of.
6018 (splitter for cmpeqsi_t): Ditto.
6020 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6022 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
6023 the special USEs with the pattern of the insn, not the insn itself.
6025 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
6028 * doc/invoke.texi: Document -mload-store-pairs.
6030 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6031 Sandra Loosemore <sandra@codesourcery.com>
6033 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
6034 argument isn't a CONST_INT.
6035 (nios2_alternate_compare_const): Assert op is a CONST_INT.
6036 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
6037 (nios2_validate_compare): Bypass alternate compare logic if *op2
6039 (ldstwm_operation_p): Return false if first_base is not a REG or
6040 if first_offset is not a CONST_INT.
6042 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6044 * config/cris/cris.md: Use correct operand in a define_peephole2.
6046 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6048 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
6050 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6052 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
6053 this_insn if it is an INSN or JUMP_INSN.
6054 (force_offsettable): Look at base, not at addr.
6055 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
6056 on things that aren't necessarily CONST_INTs.
6058 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
6060 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
6061 -mfpmath=sse is the default also for x86-32 targets with SSE2
6062 instruction set when @option{-ffast-math} is enabled
6064 2017-02-24 Jeff Law <law@redhat.com>
6066 PR rtl-optimizatoin/79286
6067 * ira.c (update_equiv_regs): Drop may_trap_p exception to
6070 2017-02-24 Richard Biener <rguenther@suse.de>
6072 PR tree-optimization/79389
6073 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
6076 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
6078 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
6079 function comment to reflect reality.
6080 (loop_exits_before_overflow): Fix typo in function description.
6082 2017-02-24 Richard Biener <rguenther@suse.de>
6084 PR tree-optimization/79389
6085 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
6086 properly that a threading opportunity exists. Detect conditional
6087 copy/constant propagation opportunities.
6089 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
6091 * config/visium/visium.md (type): Add trap.
6092 (b): New mode attribute.
6093 (*btst): Rename into...
6094 (*btst<mode>): ...this and adjust.
6095 (*cbranchsi4_btst_insn): Rename into...
6096 (*cbranch<mode>4_btst_insn): ...this and adjust.
6097 (trap): New define_insn.
6099 2017-02-23 Jakub Jelinek <jakub@redhat.com>
6101 PR tree-optimization/79389
6102 * ifcvt.c (struct noce_if_info): Add rev_cond field.
6103 (noce_reversed_cond_code): New function.
6104 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
6105 reversed_comparison_code. Formatting fix.
6106 (noce_try_store_flag): Test rev_cond != NULL in addition to
6107 reversed_comparison_code.
6108 (noce_try_store_flag_constants): Likewise.
6109 (noce_try_store_flag_mask): Likewise.
6110 (noce_try_addcc): Use rev_cond if non-NULL instead of
6111 reversed_comparison_code.
6112 (noce_try_cmove_arith): Likewise. Formatting fixes.
6113 (noce_try_minmax, noce_try_abs): Clear rev_cond.
6114 (noce_find_if_block): Initialize rev_cond.
6115 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
6116 instead of false as last argument never attempt to reverse it
6119 2017-02-23 Bin Cheng <bin.cheng@arm.com>
6121 PR tree-optimization/79663
6122 * tree-predcom.c (combine_chains): Process refs in reverse order
6123 only for ZERO length chains, and add explaining comment.
6125 2017-02-23 Jeff Law <law@redhat.com>
6127 PR tree-optimization/79578
6128 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
6129 in call to operand_equal_p.
6131 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
6134 * config/i386/cpuid.h: Fix another undefined behavior.
6136 2017-02-23 Richard Biener <rguenther@suse.de>
6138 PR tree-optimization/79683
6139 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
6140 vector types for data-refs.
6142 2017-02-23 Martin Liska <mliska@suse.cz>
6144 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
6146 2017-02-23 Jakub Jelinek <jakub@redhat.com>
6149 * internal-fn.c (get_range_pos_neg): Moved to ...
6150 * tree.c (get_range_pos_neg): ... here. No longer static.
6151 * tree.h (get_range_pos_neg): New prototype.
6152 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
6153 are known to be in between 0 and signed maximum inclusive, try to
6154 expand both unsigned and signed divmod and use the cheaper one from
6157 2017-02-22 Jeff Law <law@redhat.com>
6159 PR tree-optimization/79578
6160 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
6161 to compare base operands.
6163 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
6166 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
6167 gpc_reg_operand instead of fpr_reg_operand.
6169 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
6171 * config/mips/mips.c (mips_return_in_memory): Force FP
6172 vector types to be returned in memory for o32 ABI.
6174 2017-02-22 Jakub Jelinek <jakub@redhat.com>
6176 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
6177 instead of DW_TAG_member for static data member declarations and don't
6178 set no_linkage_name for static inline data members.
6179 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
6182 2017-02-22 Martin Liska <mliska@suse.cz>
6184 * doc/invoke.texi: Replace inequality signs with square brackets
6187 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6189 PR tree-optimization/68644
6190 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
6192 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
6195 * lra-constraints.c (simplify_operand_subreg): Handle
6196 WORD_REGISTER_OPERATIONS targets.
6198 2017-02-22 Jakub Jelinek <jakub@redhat.com>
6201 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
6202 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
6203 elimination by swapping fld*.
6205 2017-02-22 Richard Biener <rguenther@suse.de>
6207 PR tree-optimization/79673
6208 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
6209 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
6210 irrelevant address-space qualifiers and avoiding a
6211 ADDR_SPACE_CONVERT_EXPR from fold_convert.
6213 2017-02-22 Richard Biener <rguenther@suse.de>
6215 PR tree-optimization/79666
6216 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
6217 to not symbolically negate if that may introduce undefined
6220 2017-02-22 Martin Liska <mliska@suse.cz>
6223 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
6224 * data-streamer-out.c (streamer_write_gcov_count_stream):
6226 * value-prof.c (stream_out_histogram_value): Make assert more
6227 precise based on type of counter.
6229 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
6232 * config/i386/i386.md (standard_x87sse_constant_load splitter):
6233 Use nonimmediate_operand instead of memory_operand for operand 1.
6234 (float-extend standard_x87sse_constant_load splitter): Ditto.
6236 2017-02-21 Jeff Law <law@redhat.com>
6238 PR tree-optimization/79621
6239 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
6240 blocks with edges to themselves.
6242 2017-02-21 Jakub Jelinek <jakub@redhat.com>
6245 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
6246 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
6247 Use gimple_call_builtin_p.
6250 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
6251 on temporarily removed DEBUG_INSNs.
6253 PR tree-optimization/79649
6254 * tree-loop-distribution.c (classify_partition): Give up on
6255 non-generic address space loads/stores.
6257 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
6259 * doc/loop.texi (Loop manipulation): Remove nonexistent
6260 tree_ssa_loop_version from the documentation.
6261 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
6263 2017-02-21 Jakub Jelinek <jakub@redhat.com>
6266 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
6267 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
6268 * config/rs6000/rs6000.c: Include except.h.
6269 (rs6000_expand_split_stack_prologue): Call
6270 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
6272 2017-02-21 Martin Jambor <mjambor@suse.cz>
6275 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
6278 2017-02-21 Martin Jambor <mjambor@suse.cz>
6280 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
6281 for backward compatibility only.
6282 * doc/invoke.texi (Option Summary): Remove all references to
6285 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
6289 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6291 * lra-constraints.c (curr_insn_transform): Handle
6292 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
6294 2017-02-21 Martin Liska <mliska@suse.cz>
6296 * config/i386/i386.opt: Replace -masm-dialect with -masm.
6298 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
6300 PR translation/79638
6301 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
6303 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
6306 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6307 (arm_function_ok_for_sibcall): Return false for an indirect call by
6308 descriptor if all the argument registers are used.
6309 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
6310 alignment of the function.
6312 2017-02-21 Jakub Jelinek <jakub@redhat.com>
6314 PR tree-optimization/61441
6315 * simplify-rtx.c (simplify_const_unary_operation): For
6316 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
6317 the sNaN unmodified.
6319 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
6321 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
6322 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
6323 instead of SYSTEM_HEADER_DIR.
6325 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
6326 Martin Liška <mliska@suse.cz>
6328 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
6329 Fix typos and grammar, use active voice, and clarify.
6331 2017-02-20 Marek Polacek <polacek@redhat.com>
6334 * gimplify.c (gimplify_expr): Handle unused *&&L;.
6337 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
6339 2017-02-20 Jakub Jelinek <jakub@redhat.com>
6342 * config/i386/i386.c (ix86_expand_builtin): Handle
6343 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
6344 ix86_builtins_isa[fcode].isa as a requirement of those
6345 flags and any other flag in the bitmask.
6346 (ix86_init_mmx_sse_builtins): Use 0 instead of
6347 ~OPTION_MASK_ISA_64BIT as mask.
6348 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
6349 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
6350 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
6351 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
6353 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6356 * lra-constraints.c (split_reg): Check requested split mode
6357 is supported by the register.
6359 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6361 * lra-constraints.c (simplify_operand_subreg): Remove early
6364 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6367 * lra-constraints.c (curr_insn_transform): Tighten condition
6368 for converting SUBREG reloads from OP_OUT to OP_INOUT.
6370 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6373 * lra-constraints.c (curr_insn_transform): Handle
6374 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
6376 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
6379 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
6381 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
6383 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
6386 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
6389 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6391 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
6394 2017-02-18 Jakub Jelinek <jakub@redhat.com>
6396 * final.c (last_columnnum, override_columnnum): New variables.
6397 (final_start_function): Set last_columnnum, pass it to begin_prologue
6398 hook and pass 0 to dwarf2out_begin_prologue.
6399 (final_scan_insn): Update override_columnnum. Pass last_columnnum
6400 to source_line debug hook.
6401 (notice_source_line): Compute last_columnnum and for debug_column_info
6402 return true on column changes.
6403 * debug.h (struct gcc_debug_hooks): Add column argument to
6404 source_line and begin_prologue hooks.
6405 (debug_nothing_int_charstar_int_bool): Remove prototype.
6406 (debug_nothing_int_int_charstar,
6407 debug_nothing_int_int_charstar_int_bool): New prototypes.
6408 (dwarf2out_begin_prologue): Add column argument.
6409 * debug.c (do_nothing_debug_hooks): Adjust source_line and
6410 begin_prologue hooks.
6411 (debug_nothing_int_charstar_int_bool): Remove.
6412 (debug_nothing_int_int_charstar,
6413 debug_nothing_int_int_charstar_int_bool): New functions.
6414 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
6415 through to dwarf2out_source_line.
6416 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
6417 (dwarf2out_source_line): Add column argument, emit it if requested.
6418 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
6420 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
6421 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
6422 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
6423 through to dwarf2out_begin_prologue.
6424 (vmsdbgout_source_line): Add column argument, pass it through to
6425 dwarf2out_source_line.
6426 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
6427 dbxout_source_line caller.
6428 (dbxout_source_line): Add column argument.
6430 * common.opt (gno-column-info, gcolumn-info): New options.
6431 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
6432 (check_die): Also test for multiple DW_AT_decl_column attributes.
6433 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
6434 DW_AT_decl_column if requested.
6435 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
6437 (gen_variable_die): Likewise.
6438 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
6439 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
6442 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
6443 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
6444 (ix86_handle_option): Handle OPT_m3dnowa.
6445 * doc/invoke.texi (-m3dnowa): Document.
6446 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
6447 -m3dnowa instead of -m3dnow -march=athlon.
6450 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
6451 instead of gcc_assert for K, r and R code checks. Formatting fixes.
6453 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6456 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
6457 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
6458 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
6459 generator for vsx_xxpermdi_<mode>_be.
6460 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
6461 force big-endian semantics.
6462 (vsx_xxpermdi_<mode>_be): New define_expand with same
6463 implementation as previous version of vsx_xxpermdi_<mode>.
6465 2017-02-17 Jakub Jelinek <jakub@redhat.com>
6467 PR tree-optimization/79327
6468 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
6469 variable, its initialization and use.
6471 2017-02-17 Julia Koval <julia.koval@intel.com>
6473 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
6474 (OPTION_MASK_ISA_PKU_UNSET): New.
6475 (ix86_handle_option): Handle -mrdpid.
6476 * config/i386/cpuid.h (bit_RDPID): New.
6477 * config/i386/driver-i386.c (host_detect_local_cpu):
6478 Detect RDPID feature.
6479 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
6480 * config/i386/i386-c.c (ix86_target_macros_internal):
6482 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
6483 (ix86_valid_target_attribute_inner_p): Add "rdpid".
6484 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
6485 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
6486 * config/i386/i386.md (define_insn "rdpid"): New.
6487 * config/i386/i386.opt Add -mrdpid.
6488 * config/i386/immintrin.h (_rdpid_u32): New.
6490 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
6492 PR rtl-optimization/79541
6493 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
6494 instead of transforming it into USE.
6496 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
6498 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
6499 If HONOR_SNANS (SFmode) force the input to a register.
6500 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
6501 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
6502 an frsp or similar insn.
6504 2017-02-17 Martin Liska <mliska@suse.cz>
6506 PR rtl-optimization/79577
6507 * params.def (selsched-max-sched-times): Increase minimum to 1.
6509 2017-02-17 Martin Liska <mliska@suse.cz>
6511 PR rtl-optimization/79574
6512 * gcse.c (want_to_gcse_p): Prevent integer overflow.
6514 2017-02-17 Martin Liska <mliska@suse.cz>
6516 PR tree-optimization/79529
6517 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
6518 ssa_defined_default_def_p to handle cases which are implicitly
6520 * tree-ssa.c (ssa_defined_default_def_p): New function.
6521 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
6522 which are implicitly defined.
6523 * tree-ssa.h (ssa_defined_default_def_p): Declare.
6525 2017-02-17 Richard Biener <rguenther@suse.de>
6528 * params.def (max-ssa-name-query-depth): Limit to 10.
6530 2017-02-17 Richard Biener <rguenther@suse.de>
6532 PR tree-optimization/79552
6533 * tree-ssa-structalias.c (visit_loadstore): Properly verify
6536 2017-02-17 Richard Biener <rguenther@suse.de>
6539 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
6541 2017-02-17 Marek Polacek <polacek@redhat.com>
6544 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
6545 (fold_negate_expr): New wrapper.
6547 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
6549 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
6550 Correct terminology and de-emphasize pre-standard behavior.
6552 2017-02-16 Alan Modra <amodra@gmail.com>
6554 PR rtl-optimization/79286
6555 * ira.c (def_dominates_uses): New function.
6556 (update_equiv_regs): Don't create an equivalence for insns that
6557 may trap where the register def does not dominate the use.
6559 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
6561 PR rtl-optimization/78127
6562 * lra.c (lra): Call lra_eliminate before finish the loop after
6565 2017-02-16 Richard Biener <rguenther@suse.de>
6567 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
6569 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
6570 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
6571 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
6572 (isl_val_int_from_wi): New function.
6573 (extract_affine_gmp): Rename to ...
6574 (extract_affine_wi): ... this, take a widest_int.
6575 (extract_affine_int): Just wrap extract_affine_wi.
6576 (add_param_constraints): Use isl_val_int_from_wi.
6577 (add_loop_constraints): Likewise, and extract_affine_wi.
6579 2017-02-15 Jeff Law <law@redhat.com>
6582 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
6583 ira_init_register_move_cost_if_necessary.
6585 2017-02-15 Martin Sebor <msebor@redhat.com>
6588 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
6589 removed in a prior commit.
6591 2017-02-15 Bin Cheng <bin.cheng@arm.com>
6593 PR tree-optimization/79347
6594 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
6595 counters during peeling.
6597 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
6599 * Makefile.in (site.exp): Remove "set ISLVER".
6601 2017-02-15 Jakub Jelinek <jakub@redhat.com>
6604 * real.c (real_from_integer): Call real_convert even for decimal.
6606 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
6609 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6611 2017-02-14 Andrew Pinski <apinski@cavium.com>
6613 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
6614 cores and change the partno/implementer to be correct.
6615 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
6616 the 'B" as the implementer.
6617 * config/aarch64/aarch64-tune.md: Regenerate.
6619 2017-02-14 Carl Love <cel@us.ibm.com>
6621 * config/rs6000/rs6000.c: Add case statement entry to make the
6622 xvcvuxdsp built-in argument unsigned.
6623 * config/rs6000/vsx.md: Fix the source and return operand types so they
6624 match the instruction definitions from the ISA document. Fix typo
6625 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
6628 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
6631 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
6632 member early_clobber_alts.
6633 * lra-lives.c (reg_early_clobber_p): New.
6634 (process_bb_lives): Use it.
6635 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
6636 (debug_operand_data): Initialize early_clobber_alts.
6637 (setup_operand_alternative): Set up early_clobber_alts.
6638 (collect_non_operand_hard_regs): Ditto. Pass early clobber
6639 alternatives to new_insn_reg.
6640 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
6642 (lra_update_insn_regno_info): Pass the new arg.
6644 2017-02-14 Jakub Jelinek <jakub@redhat.com>
6647 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
6648 (new_oacc_loop_raw): Don't clear already cleared fields.
6651 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
6652 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
6653 _mm512_prefetch_i64gather_ps): New inline functions and macros.
6655 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
6658 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
6660 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
6663 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
6664 the extra instruction to the right place to store 128-bit constant
6667 2017-02-14 Martin Sebor <msebor@redhat.com>
6670 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
6671 warning for strings of unknown length.
6673 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
6675 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
6677 2017-02-14 Jeff Law <law@redhat.com>
6680 * ira-costs.c (scan_one_insn): Initialize register move costs
6681 for pseudos seen in USE/CLOBBER insns.
6683 PR tree-optimization/79095
6684 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
6685 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
6686 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
6687 if the operands are known to be not equal, then the resulting range
6689 (intersect_ranges): If the new range is ~[0,0] and the old range is
6690 wide, then prefer ~[0,0].
6691 * tree-vrp.c (overflow_comparison_p_1): New function.
6692 (overflow_comparison_p): New function.
6693 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
6694 if NAME is used in an overflow test.
6695 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
6696 overflow check that can be expressed as an equality test, then adjust
6697 ops to be that equality test.
6699 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6701 * config/s390/s390-builtin-types.def: Remove flags argument.
6702 * config/s390/s390.c (s390_init_builtins): Likewise.
6704 2017-02-14 Martin Liska <mliska@suse.cz>
6706 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
6707 vector. Fix trailing white spaces.
6709 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
6711 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
6714 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6716 PR rtl-optimization/68664
6717 * config/arm/arm.c (arm_sched_can_speculate_insn):
6718 New function. Declare prototype.
6719 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
6721 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6723 PR rtl-optimization/68664
6724 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
6726 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
6728 2017-02-14 Amit Pawar <amit.pawar@amd.com>
6730 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
6731 max skip bytes for function, loop and jump.
6733 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6735 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
6736 ABS_EXPR for gimple dump.
6738 2017-02-14 Jakub Jelinek <jakub@redhat.com>
6741 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
6743 PR tree-optimization/79408
6744 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
6745 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
6746 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
6747 also if rhs1 is INTEGER_CST.
6749 2017-02-14 Richard Biener <rguenther@suse.de>
6752 * tree-into-ssa.c (insert_phi_nodes): When the function can
6753 have abnormal edges rewrite SSA names with broken use-def
6754 dominance out of SSA and register them for PHI insertion.
6756 2017-02-13 Martin Sebor <msebor@redhat.com>
6759 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
6760 clearing info.nowrite flag when snprintf size argument is a range.
6762 2017-02-13 Jakub Jelinek <jakub@redhat.com>
6764 * cprop.c (cprop_jump): Add missing space in string literal.
6765 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
6766 (get_constraint_for_component_ref): Likewise.
6767 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
6768 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
6769 * lra-constraints.c (process_alt_operands): Likewise.
6770 * ipa-inline.c (inline_small_functions): Likewise.
6771 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
6772 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
6773 * trans-mem.c (diagnose_tm_1_op): Likewise.
6774 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
6775 (grid_parallel_clauses_gridifiable): Likewise.
6777 * config/nvptx/mkoffload.c (process): Add space in between
6780 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
6781 "MOD4_SSE_REGS" and "ALL_REGS".
6783 * spellcheck.c (test_data): Add , in between "foo" and "food".
6785 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6788 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
6789 boundary crossing check and subsequent code generation agree.
6791 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6793 * config/aarch64/aarch64.c (has_memory_op): Delete.
6794 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
6797 2017-02-13 Jakub Jelinek <jakub@redhat.com>
6799 PR rtl-optimization/79388
6800 PR rtl-optimization/79450
6801 * combine.c (distribute_notes): When removing TEM_INSN for which
6802 corresponding dest has last value recorded, invalidate that last
6805 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6807 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
6808 of explicit '@'. Add missing assembly comment marker on branch costs
6811 2017-02-13 Nathan Sidwell <nathan@acm.org>
6813 * gengtype-lex.l (<in_struct>): Add '/'.
6815 2017-02-13 Martin Liska <mliska@suse.cz>
6818 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
6820 2017-02-13 Richard Biener <rguenther@suse.de>
6822 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
6824 * configure: Re-generate.
6825 * config.in: Likewise.
6826 * graphite-dependences.c: Simplify as if
6827 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
6828 * graphite-isl-ast-to-gimple.c: Likewise.
6829 * graphite-optimize-isl.c: Likewise.
6830 * graphite-poly.c: Likewise.
6831 * graphite-sese-to-poly.c: Likewise.
6832 * graphite.h: Likewise.
6833 * toplev.c: Include isl/version.h and use isl_version () for
6834 printing the ISL version.
6835 * doc/install.texi: Update ISL requirement.
6837 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
6839 * doc/standards.texi (Standards): Update reference to
6842 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
6844 * doc/extend.texi (Named Address Spaces): sourceware.org now
6846 * doc/install.texi (Binaries): Ditto.
6849 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
6851 * doc/cpp.texi: Replace "stringify"/"stringification" with C
6852 standard terminology "stringize"/"stringizing" throughout.
6853 * doc/cppinternals.texi: Likewise.
6855 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
6857 * doc/extend.texi: Fix some spelling mistakes and typos.
6858 * doc/invoke.texi: Likewise.
6860 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
6863 * params.def (inline-min-speedup) Change from 10 to 8.
6865 2017-02-11 Jakub Jelinek <jakub@redhat.com>
6867 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
6870 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
6873 * ipa-inline-analysis.c (get_minimal_bb): New function.
6874 (record_modified): Use it.
6875 (remap_edge_change_prob): Handle also ancestor functions.
6877 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
6879 * doc/contrib.texi (Contributors): Remove broken link into
6880 the Mauve CVS repository.
6882 2017-02-11 Jakub Jelinek <jakub@redhat.com>
6885 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
6886 result computation whenever lhs doesn't have vector mode, not
6887 just when it has BLKmode.
6889 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6891 * doc/makefile.texi (profiledbootstrap): Refer to the
6892 installation instructions only in textual form.
6894 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6897 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
6899 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
6901 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
6902 (Specific): Update mingw-w64 reference.
6904 (Specific): Remove broken link to Renesas RX processor.
6906 2017-02-10 Richard Biener <rguenther@suse.de>
6908 * toplev.c (process_options): Do not mention obsolete graphite
6909 options when printing sorry message about missing graphite support.
6910 Mention -floop-nest-optimize.
6912 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
6914 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
6915 (vtst_p16): Likewise.
6916 (vtstq_p8): Likewise.
6917 (vtstq_p16): Likewise.
6919 (vtstq_p64): Likewise.
6920 * config/arm/arm_neon.h (vgetq_lane_p64): New.
6921 (vset_lane_p64): New.
6922 (vsetq_lane_p64): New.
6924 2017-02-10 Jakub Jelinek <jakub@redhat.com>
6926 PR tree-optimization/79411
6927 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
6928 stmt operands are SSA_NAMEs used in abnormal phis.
6929 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
6932 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6935 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
6938 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
6940 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
6942 2017-02-09 Jakub Jelinek <jakub@redhat.com>
6944 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
6948 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
6949 not arbitrary TREE_CONSTANT.
6952 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
6953 "omp declare target link" attribute unless is_global_var.
6954 * omp-offload.c (find_link_var_op): Likewise.
6956 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
6957 Chung-Lin Tang <cltang@codesourcery.com>
6959 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
6961 (gimplify_adjust_omp_clauses): Don't delete TILE.
6962 (gimplify_omp_for): Deal with TILE.
6963 * internal-fn.c (expand_GOACC_TILE): New function.
6964 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
6966 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
6967 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
6969 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
6970 avoid DIV for outermost collapse var.
6971 (expand_oacc_for): Insert tile element loop as needed. Adjust.
6972 Remove out of date comments, fix whitespace.
6973 * omp-general.c (omp_extract_for_data): Deal with tiling.
6974 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
6975 adjust OLF_DIM_BASE value.
6976 (struct omp_for_data): Add tiling field.
6977 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
6978 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
6979 for auto loops. Remove default auto determining, moved to
6980 oacc_loop_fixed_partitions.
6981 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
6982 stmts, add e_mask field.
6983 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
6984 (oacc_thread_numbers): Use oacc_dim_call.
6985 (oacc_xform_tile): New.
6986 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
6987 (finish_oacc_loop): Adjust for ifns vector.
6988 (oacc_loop_discover_walk): Append loop abstraction sites to list,
6989 add case for GOACC_TILE fns.
6990 (oacc_loop_xform_loop): Delete.
6991 (oacc_loop_process): Iterate over call list directly, and add
6992 handling for GOACC_TILE fns.
6993 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
6995 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
6996 vector partitioning to outer loops. Assign 2 partitions to loops
6997 when available. Add TILE handling.
6998 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
6999 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
7000 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
7001 * tree.c (omp_clause_num_ops): Adjust TILE ops.
7002 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
7004 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
7006 * configure.ac (ACX_BUGURL): Update.
7007 * configure: Regenerate.
7009 2017-02-09 Richard Biener <rguenther@suse.de>
7011 PR tree-optimization/69823
7012 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
7013 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
7015 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
7017 * config/arc/arc-c.def: Add __NPS400__ definition.
7018 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
7019 (TARGET_NPS400): Define.
7021 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
7023 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
7025 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
7027 (arc_cpu_types): Fill the arch_info field with a pointer into the
7028 arc_arch_types table.
7029 (arc_selected_cpu): Declare.
7030 * config/arc/arc.c (arc_selected_cpu): Make global.
7031 (arc_selected_arch): Delete.
7032 (arc_base_cpu): Delete.
7033 (arc_override_options): Remove references to deleted variables,
7034 update access to arch information.
7035 (ARC_OPT): Update access to arch information.
7036 (ARC_OPTX): Likewise.
7037 * config/arc/arc.h (arc_base_cpu): Remove declaration.
7038 (TARGET_ARC600): Update access to arch information.
7039 (TARGET_ARC601): Likewise.
7040 (TARGET_ARC700): Likewise.
7041 (TARGET_EM): Likewise.
7042 (TARGET_HS): Likewise.
7043 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
7046 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
7049 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
7050 condition/operands for integer GE/LE/GEU/LEU operations.
7052 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
7054 PR translation/79397
7055 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
7058 2017-02-08 Martin Jambor <mjambor@suse.cz>
7061 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
7062 whether allocation happened.
7063 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
7064 nothing was allocated.
7066 2017-02-08 Jakub Jelinek <jakub@redhat.com>
7068 PR tree-optimization/79408
7069 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
7070 constant, but SSA_NAME with a known integer range, use the minimum
7071 of that range instead of op1 to determine if modulo can be replaced
7072 with its first operand.
7074 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7076 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
7078 2017-02-08 Richard Biener <rguenther@suse.de>
7080 PR tree-optimization/71824
7081 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
7082 Check all loops contained in the merged region.
7084 2017-02-07 Andrew Pinski <apinski@cavium.com>
7086 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
7088 2017-02-07 Andrew Pinski <apinski@cavium.com>
7090 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
7091 (thunderxt88): Likewise.
7092 (thunderxt81): Disable LSE and change v8.1 to v8.
7093 (thunderxt83): Likewise.
7095 2017-02-07 Jakub Jelinek <jakub@redhat.com>
7096 Richard Biener <rguenther@suse.de>
7099 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
7100 type from int to size_t.
7101 * ira-costs.c (struct_costs_size): Change type from int to size_t.
7103 2017-02-07 Jakub Jelinek <jakub@redhat.com>
7105 PR rtl-optimization/79386
7106 * cprop.c (bypass_conditional_jumps): Initialize
7107 bypass_last_basic_block already before splitting bbs after
7108 unconditional traps...
7109 (bypass_conditional_jumps): ... rather than here.
7112 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
7113 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
7114 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
7115 fix -masm=intel patterns.
7117 2017-02-07 Richard Biener <rguenther@suse.de>
7119 PR tree-optimization/79256
7121 * builtins.c (get_object_alignment_2): Use min_align_of_type
7122 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
7123 and ADJUST_FIELD_ALIGN.
7125 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
7127 * doc/tm.texi: Regenerate.
7128 * stor-layout.c (layout_decl): Adjust.
7129 (update_alignment_for_field): Likewise.
7130 (place_field): Likewise.
7131 (min_align_of_type): Likewise.
7132 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
7133 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
7134 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
7135 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
7136 * config/frv/frv.c (frv_adjust_field_align): Likewise.
7137 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
7138 * config/i386/i386.c (x86_field_alignment): Likewise.
7139 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
7140 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
7141 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
7142 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
7143 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
7144 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
7148 2017-01-30 Richard Biener <rguenther@suse.de>
7150 PR tree-optimization/79256
7151 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
7152 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
7155 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
7157 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
7158 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
7159 builtins to SImode and emit a zero-extend, if necessary.
7161 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
7163 * docs/invoke.texi (RISC-V Options): Alphabetize.
7165 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
7167 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
7170 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
7172 * config/riscv/riscv.c: New file.
7173 * gcc/common/config/riscv/riscv-common.c: Likewise.
7174 * config.gcc: Likewise.
7175 * config/riscv/constraints.md: Likewise.
7176 * config/riscv/elf.h: Likewise.
7177 * config/riscv/generic.md: Likewise.
7178 * config/riscv/linux.h: Likewise.
7179 * config/riscv/multilib-generator: Likewise.
7180 * config/riscv/peephole.md: Likewise.
7181 * config/riscv/pic.md: Likewise.
7182 * config/riscv/predicates.md: Likewise.
7183 * config/riscv/riscv-builtins.c: Likewise.
7184 * config/riscv/riscv-c.c: Likewise.
7185 * config/riscv/riscv-ftypes.def: Likewise.
7186 * config/riscv/riscv-modes.def: Likewise.
7187 * config/riscv/riscv-opts.h: Likewise.
7188 * config/riscv/riscv-protos.h: Likewise.
7189 * config/riscv/riscv.h: Likewise.
7190 * config/riscv/riscv.md: Likewise.
7191 * config/riscv/riscv.opt: Likewise.
7192 * config/riscv/sync.md: Likewise.
7193 * config/riscv/t-elf-multilib: Likewise.
7194 * config/riscv/t-linux: Likewise.
7195 * config/riscv/t-linux-multilib: Likewise.
7196 * config/riscv/t-riscv: Likewise.
7197 * configure.ac: Likewise.
7198 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
7199 Waterman as RISC-V maintainers.
7200 * doc/install.texi: Add RISC-V entries.
7201 * doc/invoke.texi: Add RISC-V options section.
7202 * doc/md.texi: Add RISC-V constraints section.
7203 * configure: Regenerated.
7205 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7208 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
7209 false values to be constant vectors with all 0 or all 1 bits set.
7210 (vcondu<mode><mode>): Likewise.
7211 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
7213 (fpmask_comparison_operator): Update comment.
7214 (vecint_comparison_operator): New predicate.
7215 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
7216 vector conditionals when the true and false values are constant
7217 vectors with all 0 bits or all 1 bits set.
7219 2017-02-06 Martin Sebor <msebor@redhat.com>
7221 PR tree-optimization/79376
7222 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
7224 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
7226 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
7227 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
7228 to simplify split condition.
7230 2017-02-06 Jakub Jelinek <jakub@redhat.com>
7232 * omp-expand.c (oxpand_omp_atomic_fetch_op,
7233 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
7236 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
7238 PR rtl-optimization/68664
7239 * target.def (can_speculate_insn): New hook.
7240 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
7241 * doc/tm.texi: Regenerate.
7242 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
7243 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
7244 (rs6000_sched_can_speculate_insn): New function.
7246 2017-02-06 Jakub Jelinek <jakub@redhat.com>
7248 PR tree-optimization/79284
7249 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
7250 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
7251 vectorizable_mask_load_store, vectorizable_operation,
7252 vect_is_simple_cond, get_same_sized_vectype): Use it instead
7253 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
7254 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
7255 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
7256 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
7257 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
7258 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
7259 is_gimple_assign (stmt). Replace another such test with
7260 is_gimple_assign (stmt).
7262 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
7265 * config/avr/avr.c (rtl-iter.h): Include it.
7266 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
7267 (avr_legitimate_combined_insn): ...and implementation.
7269 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
7271 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
7272 * config/s390/s390.c (s390_const_operand_ok)
7273 (s390_canonicalize_comparison, s390_extract_part)
7274 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
7275 (s390_contiguous_bitmask_p, s390_rtx_costs)
7276 (legitimize_pic_address): Likewise.
7277 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
7278 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
7279 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
7280 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
7281 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
7283 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
7285 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
7286 REGNO($0) == REGNO($1).
7288 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7290 * config/s390/linux.h(SIZE_TYPE): Add comment.
7292 2017-02-06 Julian Brown <julian@codesourcery.com>
7293 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
7294 Virendra Pathak <virendra.pathak@broadcom.com>
7296 * config/aarch64/aarch64-cores.def: Change the scheduler
7298 * config/aarch64/aarch64.md: Include thunderx2t99.md.
7299 * config/aarch64/thunderx2t99.md: New file.
7301 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
7303 * doc/standards.texi (Go Language): Update link to language
7306 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
7308 * tree-eh.c (lower_resx): Sanitize profile.
7309 (cleanup_empty_eh_move_lp): Likewise.
7311 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
7314 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
7316 * cfgloopmanip.h (loop_version): Update prototype.
7317 * modulo-sched.c (sms_schedule): Update call of loop_version.
7318 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
7319 * tree-parloops.c (gen_parallel_loop): Likewise.
7320 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
7321 * tree-ssa-loop-split.c (split_loop): Likewise.
7322 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
7323 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
7325 2017-02-05 Martin Liska <mliska@suse.cz>
7328 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
7330 (print_operand_address): Initialize a struct to zero.
7332 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
7334 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
7335 garbage collector only in textual form.
7337 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
7339 * doc/extend.texi (x86 specific memory model extensions for
7340 transactional memory): Simplify a phrase.
7342 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
7345 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
7346 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
7347 (atomic_storedi_1): Likewise.
7349 2017-02-04 Jakub Jelinek <jakub@redhat.com>
7351 PR tree-optimization/79338
7352 * tree-parloops.c (gather_scalar_reductions): Don't call
7353 vect_analyze_loop_form for loop->inner before destroying loop's
7356 2017-02-03 Martin Sebor <msebor@redhat.com>
7358 PR tree-optimization/79327
7359 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
7360 when precision has resulted in leading zeros.
7361 (format_integer): Adjust the likely counter to assume an unknown
7362 argument that may be zero is non-zero.
7364 2017-02-03 Jason Merrill <jason@redhat.com>
7367 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
7368 avoid copying non-taken branch.
7370 2017-02-03 Jakub Jelinek <jakub@redhat.com>
7372 PR tree-optimization/79340
7373 * tree-vect-loop.c (vectorizable_reduction): Release
7374 vec_defs elements after safe_splicing them into other vectors.
7377 PR tree-optimization/79327
7378 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
7379 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
7381 (format_integer): Use wide_int_to_tree instead of build_int_cst
7382 + to_?hwi. If argmin is NULL, just set argmin and argmax to
7383 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
7384 of shortest and longest sequence.
7386 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
7388 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
7389 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
7391 2017-02-03 Walter Lee <walt@tilera.com>
7394 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
7395 after initial stackframe link reg save.
7396 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
7398 2017-02-03 Jakub Jelinek <jakub@redhat.com>
7401 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
7402 wu for stxssp alternative.
7404 2017-02-03 Martin Sebor <msebor@redhat.com>
7406 PR tree-optimization/79352
7407 * gimple-fold.c (get_range_strlen): Add argument.
7408 (get_range_strlen): Change return type to bool.
7409 (get_maxval_strlen): Pass in a dummy argument.
7410 * gimple-fold.h (get_range_strlen): Change return type to bool.
7411 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
7412 * tree.h (array_at_struct_end_p): Add argument.
7413 * tree.c (array_at_struct_end_p): Handle it.
7415 2017-02-03 Martin Liska <mliska@suse.cz>
7418 * multiple_target.c (create_dispatcher_calls): Redirect edge
7419 from a caller of a dispatcher.
7420 (expand_target_clones): Make the clones local.
7421 (ipa_target_clone): Do both target clones and resolvers.
7422 (ipa_dispatcher_calls): Remove the pass.
7423 (pass_dispatcher_calls::gate): Likewise.
7424 (make_pass_dispatcher_calls): Likewise.
7425 * passes.def (pass_target_clone): Put as very first IPA early
7428 2017-02-03 Martin Liska <mliska@suse.cz>
7430 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
7431 in case of a function with ifunc attribute.
7433 2017-02-03 Martin Liska <mliska@suse.cz>
7435 * cgraph.c (cgraph_node::dump): Dump function version info.
7436 * symtab.c (symtab_node::dump_base): Add missing new line.
7438 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
7440 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
7441 (ifcombine_ifandif): Use it.
7443 2017-02-03 Martin Liska <mliska@suse.cz>
7445 * doc/invoke.texi: Document default value for
7446 use-after-scope-direct-emission-threshold.
7448 2017-02-03 Martin Liska <mliska@suse.cz>
7450 PR tree-optimization/79339
7451 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
7452 (format_floating): Likewise.
7454 2017-02-03 Martin Liska <mliska@suse.cz>
7457 * ipa-prop.c (ipa_node_params_t::insert): Remove current
7459 (ipa_node_params_t::remove): Likewise.
7460 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
7461 initialization from removed ipa_node_params_t::insert.
7462 (ipa_node_params::~ipa_node_params): Move from removed
7463 ipa_node_params_t::release.
7464 * symbol-summary.h (symbol_summary::m_released): New member.
7465 Do not release a summary twice. Do not allow to call finalizer
7466 for types of a summary that live in GGC memory.
7468 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
7470 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
7473 2017-02-02 Martin Sebor <msebor@redhat.com>
7476 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
7477 (format_string): Tighten up the range of output for non-constant
7478 strings and correct the expected range for wide non-constant strings.
7480 2017-02-02 Martin Sebor <msebor@redhat.com>
7482 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
7485 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
7487 (-fdump-tree-@var): Add to index and document how to come up
7488 with pass-specific option and dump file names.
7489 (-fdump-passes): Clarify where to look for output.
7491 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
7494 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
7495 statistics of the analyzed path; allow threading for speed when
7496 any of BBs along the path are optimized for speed.
7498 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
7501 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
7502 settings of the virtual registers.
7505 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7507 * explow.c (get_dynamic_stack_size): Take known alignment of stack
7508 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
7511 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7513 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
7514 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
7516 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7518 * config/s390/s390.md: Add missing comments with the expanded
7520 * config/s390/vector.md: Likewise.
7521 * config/s390/vx-builtins.md: Likewise.
7523 2017-02-02 Jakub Jelinek <jakub@redhat.com>
7526 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
7527 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
7528 conditions on a single line.
7530 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7532 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
7533 __S390_VX__ to __VX__.
7535 2017-02-01 Andrew Pinski <apinski@cavium.com>
7537 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
7538 stmt_info to record_stmt_cost.
7539 (vect_get_known_peeling_cost): Pass stmt_info if known to
7541 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
7542 cpu_vector_cost field into
7543 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
7544 field into vec_int_stmt_cost and vec_fp_stmt_cost.
7545 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
7546 splitting of scalar_stmt_cost and vec_stmt_cost.
7547 (thunderx_vector_cost): Likewise.
7548 (cortexa57_vector_cost): LIkewise.
7549 (exynosm1_vector_cost): Likewise.
7550 (xgene1_vector_cost): Likewise.
7551 (thunderx2t99_vector_cost): Improve after the splitting of the two
7553 (aarch64_builtin_vectorization_cost): Update for the splitting of
7554 scalar_stmt_cost and vec_stmt_cost.
7556 2017-02-01 Torvald Riegel <triegel@redhat.com>
7557 Richard Henderson <rth@redhat.com>
7559 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
7560 conditional on existance of a fast atomic load.
7561 * optabs-query.c (can_atomic_load_p): New function.
7562 * optabs-query.h (can_atomic_load_p): Declare it.
7563 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
7564 no fast atomic load is available for the particular size of access.
7565 (expand_atomic_compare_and_swap): Likewise.
7566 (expand_atomic_load): Likewise.
7567 (expand_atomic_store): Likewise.
7568 (expand_atomic_fetch_op): Likewise.
7569 * testsuite/lib/target-supports.exp
7570 (check_effective_target_sync_int_128): Remove x86 because it provides
7571 no fast atomic load.
7572 (check_effective_target_sync_int_128_runtime): Likewise.
7574 2017-02-01 Richard Biener <rguenther@suse.de>
7576 * graphite.c: Include tree-vectorizer.h for find_loop_location.
7577 (graphite_transform_loops): Provide opt-info for optimized nests.
7578 * tree-parloop.c (parallelize_loops): Provide opt-info for
7581 2017-02-01 Richard Biener <rguenther@suse.de>
7584 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
7587 2017-02-01 Richard Biener <rguenther@suse.de>
7589 PR tree-optimization/71824
7590 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
7591 Verify the loops are valid in the merged SESE region.
7592 (scop_detection::can_represent_loop_1): Check analyzing the
7593 evolution of the number of iterations in the region succeeds.
7595 2017-01-31 Ian Lance Taylor <iant@golang.org>
7597 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
7598 REG_ARGS_SIZE note to 32-bit push insns and call insn.
7600 2017-01-31 David Malcolm <dmalcolm@redhat.com>
7602 PR preprocessor/79210
7603 * input.c (get_substring_ranges_for_loc): Replace line_width
7604 assertion with error-handling.
7606 2017-01-31 Richard Biener <rguenther@suse.de>
7608 PR tree-optimization/77318
7609 * graphite-sese-to-poly.c (extract_affine): Fix assert.
7610 (create_pw_aff_from_tree): Take loop parameter.
7611 (add_condition_to_pbb): Pass loop of the condition to
7612 create_pw_aff_from_tree.
7614 2017-01-31 Jakub Jelinek <jakub@redhat.com>
7616 * config/s390/s390.c (s390_asan_shadow_offset): New function.
7617 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
7619 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7623 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
7625 (convert_int_to_float128): Likewise.
7626 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
7627 (convert_int_to_float128): Likewise.
7628 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
7629 (UNSPEC_IEEE128_CONVERT): Likewise.
7630 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
7631 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
7632 Use local variables for IBM extended format.
7633 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
7634 (fix_trunc<mode>si2_fprs): Likewise.
7635 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
7636 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
7637 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
7638 to know that we can now have integers of all sizes in vector
7640 (fix<uns>_<mode>di2_hw): Likewise.
7641 (float<uns>_<mode>si2_hw): Likewise.
7642 (fix_<mode>si2_hw): Likewise.
7643 (fixuns_<mode>si2_hw): Likewise.
7644 (float<uns>_<mode>di2_hw): Likewise.
7645 (float_<mode>di2_hw): Likewise.
7646 (float_<mode>si2_hw): Likewise.
7647 (floatuns_<mode>di2_hw): Likewise.
7648 (floatuns_<mode>si2_hw): Likewise.
7649 (xscvqp<su>wz_<mode>): Delete, no longer used.
7650 (xscvqp<su>dz_<mode>): Likewise.
7651 (xscv<su>dqp_<mode>): Likewise.
7652 (ieee128_mfvsrd_64bit): Likewise.
7653 (ieee128_mfvsrd_32bit): Likewise.
7654 (ieee128_mfvsrwz): Likewise.
7655 (ieee128_mtvsrw): Likewise.
7656 (ieee128_mtvsrd_64bit): Likewise.
7657 (ieee128_mtvsrd_32bit): Likewise.
7659 2017-01-31 Martin Liska <mliska@suse.cz>
7662 * ipa-prop.c (ipa_free_all_node_params): Call release method
7663 instead of ~sumbol_summary to not to trigger double times
7666 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
7668 PR tree-optimization/71691
7669 * bitmap.h (class auto_bitmap): New.
7670 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
7671 is_maybe_undefined instead of ssa_undefined_value_p.
7673 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7675 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
7676 __S390_ARCH_LEVEL__ to __ARCH__.
7678 2017-01-31 Jakub Jelinek <jakub@redhat.com>
7680 PR tree-optimization/79267
7681 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
7682 if should_remove_lhs_p is true.
7684 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
7687 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
7688 (add_alignment_attribute): New.
7689 (base_type_die): Add alignment attribute.
7690 (subrange_type_die): Likewise.
7691 (modified_type_die): Likewise.
7692 (gen_array_type_die): Likewise.
7693 (gen_descr_array_type_die: Likewise.
7694 (gen_enumeration_type_die): Likewise.
7695 (gen_subprogram_die): Likewise.
7696 (gen_variable_die): Likewise.
7697 (gen_field_die): Likewise.
7698 (gen_ptr_to_mbr_type_die): Likewise.
7699 (gen_struct_or_union_type_die): Likewise.
7700 (gen_subroutine_type_die): Likewise.
7701 (gen_typedef_die): Likewise.
7702 (base_type_cmp): Compare alignment attribute.
7704 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7707 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
7708 (setb_unsigned) New pattern for setb with CCUNS.
7709 * config/rs6000/rs6000.c (expand_block_compare): Use a different
7710 subfc./subfe sequence to avoid overflow problems. Generate a
7711 shorter sequence with cmpld/setb for power9.
7712 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
7713 for generating subfc. instruction.
7714 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
7715 now uses this instruction.
7717 2017-01-30 Ian Lance Taylor <iant@google.com>
7720 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
7721 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
7723 2017-01-30 Martin Sebor <msebor@redhat.com>
7725 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
7726 Move constant to the right of a relational operator.
7727 (get_mpfr_format_length, format_character, format_string): Ditto.
7728 (should_warn_p, maybe_warn): Same.
7730 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
7732 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
7735 * asan.c (get_translation_unit_decl): Remove function.
7736 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
7738 2017-01-30 Martin Liska <mliska@suse.cz>
7740 PR gcov-profile/79259
7741 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
7744 2017-01-30 Martin Liska <mliska@suse.cz>
7747 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
7748 Initialize variables with NULL value.
7750 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
7753 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
7755 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
7757 2017-01-30 Richard Biener <rguenther@suse.de>
7759 PR tree-optimization/79276
7760 * tree-vrp.c (process_assert_insertions): Properly adjust common
7761 when removing a duplicate.
7763 * gcc.dg/torture/pr79276.c: New testcase.
7765 2017-01-30 Richard Biener <rguenther@suse.de>
7767 PR tree-optimization/79256
7768 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
7769 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
7771 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
7773 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
7776 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
7777 ("*r<noxa>sbg_<mode>_sll_bitmask")
7778 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
7779 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
7780 Use contiguous_bitmask_nowrap_operand.
7782 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7785 * config/rs6000/altivec.h (vec_xl): Revise #define.
7786 (vec_xst): Likewise.
7788 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
7790 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
7792 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
7794 PR rtl-optimization/79194
7795 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
7796 traps before call to bypass_conditional_jumps.
7798 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
7800 PR tree-optimization/71374
7801 * lra-constraints.c (check_conflict_input_operands): New.
7802 (match_reload): Use it.
7804 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
7807 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
7808 account to calculate conflict_set.
7810 2017-01-27 Bin Cheng <bin.cheng@arm.com>
7812 PR rtl-optimization/78559
7813 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
7814 other_insn in combine.
7816 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
7818 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
7819 uint16_type_node for BT_UINT16.
7821 2017-01-27 David Malcolm <dmalcolm@redhat.com>
7823 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
7824 "RTL Tests" to menu.
7825 (GIMPLE Tests): New node.
7826 (RTL Tests): New node.
7828 2017-01-27 Richard Biener <rguenther@suse.de>
7830 PR tree-optimization/79245
7831 * tree-loop-distribution.c (distribute_loop): Apply cost
7832 modeling also to detected patterns.
7834 2017-01-27 Richard Biener <rguenther@suse.de>
7836 PR tree-optimization/71433
7837 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
7838 (compare_assert_loc): New function.
7839 (process_assert_insertions): Sort and optimize assert locations
7840 to remove duplicates and push down identical assertions on
7841 edges to their destination block.
7843 2017-01-27 Richard Biener <rguenther@suse.de>
7845 PR tree-optimization/79244
7846 * tree-vrp.c (remove_range_assertions): Forcefully propagate
7847 out SSA names even if abnormal.
7849 2017-01-27 Jakub Jelinek <jakub@redhat.com>
7851 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
7852 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
7853 instead of MPFR_RNDN.
7855 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
7858 * arm.c (arm_option_override): Don't call build_target_option_node
7859 until after doing all option overrides.
7860 (arm_valid_target_attribute_tree): Likewise.
7862 2017-01-27 Martin Liska <mliska@suse.cz>
7864 * doc/invoke.texi (-fprofile-arcs): Document profiling support
7865 for {cd}tors and C++ {cd}tors.
7867 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
7869 * config/s390/s390.md ("*setmem_long_and")
7870 ("*setmem_long_and_31z"): Use zero_extend instead of and.
7872 2017-01-26 Martin Sebor <msebor@redhat.com>
7874 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
7877 2017-01-26 Martin Sebor <msebor@redhat.com>
7879 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
7880 HAVE_DFmode before using XFmode or DFmode.
7881 (parse_directive): Avoid using the z length modifier to avoid
7882 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
7885 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
7886 to accept adjustment as an array.
7887 (get_int_range): New function.
7888 (struct directive): Make width and prec arrays.
7889 (directive::set_width, directive::set_precision): Call get_int_range.
7890 (format_integer, format_floating): Handle width and precision ranges.
7891 (format_string, parse_directive): Same.
7893 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7896 * dwarf2out.c (generate_skeleton_bottom_up): For children with
7897 comdat_type_p set, just clone them, but keep the children in the
7901 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
7902 which have direct callers with -fvar-tracking-assignments enabled
7904 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
7905 inside of type units.
7907 2017-01-26 Martin Sebor <msebor@redhat.com>
7910 * gimple-ssa-sprintf.c (struct result_range): Add likely and
7912 (struct format_result): Replace number_chars, number_chars_min,
7913 and number_chars_max with a single member of struct result_range.
7915 (format_result::operator+=): Adjust.
7916 (struct fmtresult): Remove bounded. Handle likely and unlikely
7918 (fmtresult::adjust_for_width_or_precision): New function.
7919 (fmtresult:type_max_digits): New function.
7920 (bytes_remaining): Handle likely and unlikely counters.
7921 (min_bytes_remaining): Remove.
7922 (format_percent): Simplify.
7923 (format_integer, format_floating): Set likely and unlikely counters.
7924 (get_string_length, format_character, format_string): Same.
7925 (format_plain, should_warn_p): New function.
7926 (maybe_warn): Call should_warn_p. Update diagnostic messages
7927 and handle those for all directives, including plain strings.
7928 (format_directive): Handle likely and unlikely counters.
7929 Remove unnecessary quoting from diagnostics. Add an informational
7931 (add_bytes): Remove.
7932 (pass_sprintf_length::compute_format_length): Simplify.
7933 (try_substitute_return_value): Handle likely and unlikely counters.
7935 2017-01-26 Carl Love <cel@us.ibm.com>
7937 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
7938 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
7940 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
7943 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
7944 endianess for subregs into account.
7945 * lra-constraints.c (lra_constraints): Do risky transformations
7946 always on the first iteration.
7947 * lra-lives.c (check_pseudos_live_through_calls): Add arg
7948 last_call_used_reg_set.
7949 (process_bb_lives): Define and use last_call_used_reg_set.
7950 * lra.c (lra): Always continue after lra_constraints on the first
7953 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
7955 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
7957 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
7959 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7961 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
7962 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
7963 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
7964 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
7965 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
7966 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
7967 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
7968 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
7969 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
7971 2017-01-26 Marek Polacek <polacek@redhat.com>
7974 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
7975 for the third operand.
7977 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7980 * omp-low.c (struct omp_context): Add simt_stmt field.
7981 (scan_omp_for): Return omp_context *.
7982 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
7983 context to the _simt_ SIMD stmt.
7984 (lower_omp_for): For combined SIMD with sibling _simt_
7985 SIMD, make sure to use the same decls in _looptemp_
7986 clauses as in the sibling.
7988 2017-01-26 David Sherwood <david.sherwood@arm.com>
7991 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
7994 2017-01-26 Jakub Jelinek <jakub@redhat.com>
7997 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
7998 emit fld b; fld a; if possible.
8000 * brig-builtins.def: Update copyright years.
8001 * config/arm/arm_acle_builtins.def: Update copyright years.
8003 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8006 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
8007 constraint instead of o for the stxsd instruction.
8009 2017-01-25 Carl Love <cel@us.ibm.com>
8011 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
8012 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
8014 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
8016 * doc/invoke.texi (C++ Dialect Options): Fix typo.
8018 2017-01-25 Richard Biener <rguenther@suse.de>
8020 PR tree-optimization/69264
8021 * target.def (vector_alignment_reachable): Improve documentation.
8022 * doc/tm.texi: Regenerate.
8023 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
8025 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
8026 earlier changes with respect to TYPE_USER_ALIGN.
8027 (vector_alignment_reachable_p): Likewise. Improve dumping.
8029 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8032 * config/arm/arm.md (xordi3): Force constant operand into a register
8035 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8037 * doc/invoke.texi (-fstore-merging): Correct default optimization
8038 levels at which it is enabled.
8039 (-O): Move -fstore-merging from list to...
8042 2017-01-25 Richard Biener <rguenther@suse.de>
8045 * omp-expand.c: Include debug.h.
8046 (expand_omp_taskreg): Make sure to generate early debug before
8047 outlining anything from a function.
8048 (expand_omp_target): Likewise.
8049 (grid_expand_target_grid_body): Likewise.
8051 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
8054 * asan.c (get_translation_unit_decl): New function.
8055 (asan_add_global): Extract modules file name from globals
8056 TRANSLATION_UNIT_DECL name.
8058 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
8061 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
8062 for long calls with APCS frame and VFP.
8064 2017-01-24 David Malcolm <dmalcolm@redhat.com>
8066 * cfg.c (original_copy_tables_initialized_p): New function.
8067 * cfg.h (original_copy_tables_initialized_p): New decl.
8068 * cfgrtl.c (relink_block_chain): Guard the call to
8069 free_original_copy_tables with a call to
8070 original_copy_tables_initialized_p.
8071 * cgraph.h (symtab_node::native_rtl_p): New decl.
8072 * cgraphunit.c (symtab_node::native_rtl_p): New function.
8073 (symtab_node::needed_p): Don't assert for early assembly output
8074 for __RTL functions.
8075 (cgraph_node::finalize_function): Set "force_output" for __RTL
8077 (cgraph_node::analyze): Bail out early for __RTL functions.
8078 (analyze_functions): Update assertion to support __RTL functions.
8079 (cgraph_node::expand): Bail out early for __RTL functions.
8080 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
8082 * function.h (struct function): Update comment for field
8084 * gimple-expr.c: Include "tree-pass.h".
8085 (gimple_has_body_p): Return false for __RTL functions.
8086 * Makefile.in (OBJS): Add run-rtl-passes.o.
8087 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
8089 (gcc::pass_manager::get_clean_slate): New accessor.
8090 * passes.c: Include "insn-addr.h".
8091 (should_skip_pass_p): Add logging. Update logic for running
8092 "expand" to be compatible with both __GIMPLE and __RTL. Guard
8093 property-provider override so it is only done for gimple passes.
8095 (skip_pass): New function.
8096 (execute_one_pass): Call skip_pass when skipping passes.
8097 * read-md.c (md_reader::read_char): Support filtering
8098 the input to a subset of line numbers.
8099 (md_reader::md_reader): Initialize fields
8100 m_first_line and m_last_line.
8101 (md_reader::read_file_fragment): New function.
8102 * read-md.h (md_reader::read_file_fragment): New decl.
8103 (md_reader::m_first_line): New field.
8104 (md_reader::m_last_line): New field.
8105 * read-rtl-function.c (function_reader::create_function): Only
8106 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
8107 curr_properties. Set DECL_INITIAL to a dummy block.
8108 (read_rtl_function_body_from_file_range): New function.
8109 * read-rtl-function.h (read_rtl_function_body_from_file_range):
8111 * run-rtl-passes.c: New file.
8112 * run-rtl-passes.h: New file.
8114 2017-01-24 Jeff Law <law@redhat.com>
8116 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
8119 2017-01-24 Bin Cheng <bin.cheng@arm.com>
8121 PR tree-optimization/79159
8122 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
8123 (record_nonwrapping_iv): Improve boundary using above function if no
8124 value range information.
8126 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
8127 Martin Jambor <mjambor@suse.cz>
8129 * brig-builtins.def: New file.
8130 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
8131 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
8132 (DEF_HSAIL_SAT_BUILTIN): Likewise.
8133 (DEF_HSAIL_INTR_BUILTIN): Likewise.
8134 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
8135 * builtin-types.def (BT_INT8): New.
8136 (BT_INT16): Likewise.
8137 (BT_UINT8): Likewise.
8138 (BT_UINT16): Likewise.
8139 (BT_FN_ULONG): Likewise.
8140 (BT_FN_UINT_INT): Likewise.
8141 (BT_FN_UINT_ULONG): Likewise.
8142 (BT_FN_UINT_LONG): Likewise.
8143 (BT_FN_UINT_PTR): Likewise.
8144 (BT_FN_ULONG_PTR): Likewise.
8145 (BT_FN_INT8_FLOAT): Likewise.
8146 (BT_FN_INT16_FLOAT): Likewise.
8147 (BT_FN_UINT32_FLOAT): Likewise.
8148 (BT_FN_UINT16_FLOAT): Likewise.
8149 (BT_FN_UINT8_FLOAT): Likewise.
8150 (BT_FN_UINT64_FLOAT): Likewise.
8151 (BT_FN_UINT16_UINT32): Likewise.
8152 (BT_FN_UINT32_UINT16): Likewise.
8153 (BT_FN_UINT16_UINT16_UINT16): Likewise.
8154 (BT_FN_INT_PTR_INT): Likewise.
8155 (BT_FN_UINT_PTR_UINT): Likewise.
8156 (BT_FN_LONG_PTR_LONG): Likewise.
8157 (BT_FN_ULONG_PTR_ULONG): Likewise.
8158 (BT_FN_VOID_UINT64_UINT64): Likewise.
8159 (BT_FN_UINT8_UINT8_UINT8): Likewise.
8160 (BT_FN_INT8_INT8_INT8): Likewise.
8161 (BT_FN_INT16_INT16_INT16): Likewise.
8162 (BT_FN_INT_INT_INT): Likewise.
8163 (BT_FN_UINT_FLOAT_UINT): Likewise.
8164 (BT_FN_FLOAT_UINT_UINT): Likewise.
8165 (BT_FN_ULONG_UINT_UINT): Likewise.
8166 (BT_FN_ULONG_UINT_PTR): Likewise.
8167 (BT_FN_ULONG_ULONG_ULONG): Likewise.
8168 (BT_FN_UINT_UINT_UINT): Likewise.
8169 (BT_FN_VOID_UINT_PTR): Likewise.
8170 (BT_FN_UINT_UINT_PTR: Likewise.
8171 (BT_FN_UINT32_UINT64_PTR): Likewise.
8172 (BT_FN_INT_INT_UINT_UINT): Likewise.
8173 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
8174 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
8175 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
8176 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
8177 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
8178 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
8179 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
8180 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
8181 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
8182 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
8183 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
8184 * doc/frontends.texi: List BRIG FE.
8185 * doc/install.texi (Testing): Add BRIG tesring requirements.
8186 * doc/invoke.texi (Overall Options): Mention BRIG.
8187 * doc/standards.texi (Standards): Doucment BRIG HSA version.
8189 2017-01-24 Richard Biener <rguenther@suse.de>
8191 PR translation/79208
8192 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
8194 2017-01-24 Martin Jambor <mjambor@suse.cz>
8197 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
8198 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
8201 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
8204 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
8205 casts from signed to unsigned really don't have a range.
8207 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
8209 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
8210 GMP_RNDx for compatiblity.
8212 2017-01-24 Martin Liska <mliska@suse.cz>
8215 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
8216 that would prevent us to call alloca with -1 as argument.
8218 2017-01-24 Jakub Jelinek <jakub@redhat.com>
8220 * dwarf2out.c (output_compilation_unit_header, output_file_names):
8221 Avoid -Wformat-security warning.
8223 2017-01-23 Andrew Pinski <apinski@cavium.com>
8225 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
8228 2017-01-23 Martin Sebor <msebor@redhat.com>
8231 * gimple-ssa-sprintf.c (warn_level): New global.
8232 (format_integer): Use it here and throughout the rest of the file.
8233 Use the same switch to compute sign as base.
8234 (maybe_warn): New function.
8235 (format_directive): Factor out warnings into maybe_warn.
8236 Add debugging output. Use warn_level.
8237 (add_bytes): Use warn_level.
8238 (pass_sprintf_length::compute_format_length): Add debugging output.
8239 (try_substitute_return_value): Same.
8240 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
8243 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
8244 (struct fmtresult, format_integer, format_floating): Adjust.
8245 (fmtresult::fmtresult): Set max correctly in two argument ctor.
8246 (get_string_length, format_string,format_directive): Same.
8247 (pass_sprintf_length::compute_format_length): Same.
8248 (try_substitute_return_value): Simplify slightly.
8251 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
8252 (fmtresult::operator+=): Outlined.
8253 (struct fmtresult): Add ctors.
8254 (struct conversion_spec): Rename...
8255 (struct directive): ...to this. Add and remove data members.
8256 (directive::set_width, directive::set_precision): New functions.
8257 (format_percent): Use fmtresult ctor.
8258 (get_width_and_precision): Remove.
8259 (format_integer): Make naming changes. Avoid computing width and
8261 (format_floating): Same. Adjust indentation.
8262 (format_character, format_none): New functions.
8263 (format_string): Moved character handling to format_character.
8264 (format_directive): Remove arguments, change return type.
8265 (parse_directive): New function.
8266 (pass_sprintf_length::compute_format_length): Move directive
8267 parsing to parse_directive.
8269 2017-01-23 Jakub Jelinek <jakub@redhat.com>
8271 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
8272 (assign_assembler_name_if_needed): ... this.
8273 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
8274 (assign_assembler_name_if_needed): ... this.
8275 (free_lang_data_in_cgraph): Adjust callers.
8276 * cgraphunit.c (cgraph_node::analyze): Likewise.
8277 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
8280 2017-01-23 Richard Biener <rguenther@suse.de>
8282 PR tree-optimization/79088
8283 PR tree-optimization/79188
8284 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
8285 resetting loop bounds after last path deletion. Reset loop
8286 bounds of the target loop, make code match the comments.
8287 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
8288 Make sure loops need no fixups.
8290 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
8292 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
8293 exponent support with double type for first argument.
8294 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
8295 type returned by __builtin_vec_extract_sig,
8296 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
8297 functions from "vector int" to "vector unsigned int" or from
8298 "vector long long int" to "vector unsigned long long int".
8299 Changed type returned by __builtin_vec_extract_exp,
8300 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
8301 functions from "vector int" to "vector unsigned int" or from
8302 "vector long long int" to "vector unsigned long long int".
8303 Changed return type of __builtin_vec_test_data_class,
8304 __builtin_vec_test_data_class_sp, and
8305 __builtin_vec_test_data_class_dp from "vector int" to
8306 "vector bool int" or from "vector long long int" to "vector bool
8307 long long int" and changed second argument type from "unsigned
8308 int" to "int". Added new overloaded function forms "vector float
8309 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
8310 "vector float __builtin_vec_insert_exp_sp (vector float, vector
8311 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
8312 double, vector unsigned long long int)" and "vector double
8313 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
8314 long int)". Changed return type of
8315 __builtin_scalar_test_data_class and
8316 __builtin_scalar_test_data_class_sp and
8317 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
8318 int" and changed second argument from "unsigned int" to "int".
8319 Changed type returned by __builtin_scalar_test_neg,
8320 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
8321 from "int" to "bool int". Added new overloaded function form
8322 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
8323 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
8324 exponent double-precision with floating point first argument.
8325 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
8326 documentation of scalar_test_data_class, scalar_test_neg,
8327 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
8328 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
8329 vec_test_data_class built-in functions to reflect refinements in
8330 their type signatures.
8332 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
8334 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
8336 (aarch64_elf_asm_destructor): Likewise.
8338 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
8340 PR rtl-optimization/78634
8341 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
8342 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
8343 * ifcvt.c (noce_try_cmove): Add missing cost check.
8345 PR rtl-optimization/71724
8346 * combine.c (if_then_else_cond): Look for situations where it is
8347 beneficial to undo the work of one of the recursive calls.
8349 2017-01-23 Bin Cheng <bin.cheng@arm.com>
8351 PR tree-optimization/70754
8352 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
8353 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
8354 combined stmt before it if not NULL.
8355 (combine_chains): Process refs reversely and compute dominance point
8358 2017-01-23 Martin Liska <mliska@suse.cz>
8360 PR tree-optimization/79196
8361 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
8362 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
8364 (strlen_optimize_stmt): Call the renamed function.
8366 2017-01-23 Michael Matz <matz@suse.de>
8368 PR tree-optimization/78384
8369 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
8371 2017-01-23 Richard Biener <rguenther@suse.de>
8373 PR tree-optimization/79186
8374 * tree-vrp.c (register_new_assert_for): Make sure we've seen
8375 both incoming edges before moving an assert.
8377 2017-01-23 Martin Jambor <mjambor@suse.cz>
8379 * ipa-prop.c (load_from_param_1): Removed.
8380 (load_from_unmodified_param): Bits from load_from_param_1 put back
8382 (load_from_param): Removed.
8383 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
8384 with stmt. Reverted back to use of load_from_unmodified_param.
8386 2017-01-23 Martin Jambor <mjambor@suse.cz>
8389 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
8390 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
8391 field a pointer to garbage collected vector, mark lattices and
8392 ipcp_orig_node with GTY((skip)).
8393 (ipa_get_param_count): Adjust to descriptors being a pointer.
8394 (ipa_get_param): Likewise.
8395 (ipa_get_type): Likewise.
8396 (ipa_get_param_move_cost): Likewise.
8397 (ipa_set_param_used): Likewise.
8398 (ipa_get_controlled_uses): Likewise.
8399 (ipa_set_controlled_uses): Likewise.
8400 (ipa_is_param_used): Likewise.
8401 (ipa_node_params_t): Move into garbage collector. New methods insert
8403 (ipa_node_params_sum): Annotate wth GTY(()).
8404 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
8406 (ipa_load_from_parm_agg): Adjust declaration.
8407 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
8408 * ipa-profile.c (ipa_profile): Likewise.
8409 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
8410 (ipa_populate_param_decls): Make descriptors parameter garbage
8412 (ipa_dump_param): Adjust to descriptors being a pointer.
8413 (ipa_alloc_node_params): Likewise.
8414 (ipa_initialize_node_params): Likewise.
8415 (load_from_param_1): Make descriptors parameter garbage collected.
8416 (load_from_unmodified_param): Likewise.
8417 (load_from_param): Likewise.
8418 (ipa_load_from_parm_agg): Likewise.
8419 (ipa_node_params::~ipa_node_params): Removed.
8420 (ipa_free_all_node_params): Remove call to delete operator.
8421 (ipa_node_params_t::insert): New.
8422 (ipa_node_params_t::remove): Likewise.
8423 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
8424 copy known_csts and known_contexts vectors.
8425 (ipa_read_node_info): Adjust to descriptors being a pointer.
8426 (ipcp_modif_dom_walker): Make m_descriptors field garbage
8428 (ipcp_transform_function): Make descriptors variable garbage
8431 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
8433 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
8434 * config/i386/avx512dqintrin.h: Ditto.
8435 * config/i386/avx512fintrin.h: Ditto.
8436 * gcc/config/i386/i386.c: Handle new builtins.
8437 * config/i386/i386-builtin.def: Add new builtins.
8438 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
8439 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
8441 2017-01-23 Jakub Jelinek <jakub@redhat.com>
8442 Martin Liska <mliska@suse.cz>
8444 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
8445 * asan.c (asan_expand_poison_ifn): Support stores and use
8446 appropriate ASAN report function.
8447 * internal-fn.c (expand_ASAN_POISON_USE): New function.
8448 * internal-fn.def (ASAN_POISON_USE): Declare.
8449 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
8450 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
8451 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
8452 ASAN_POISON calls w/o LHS.
8453 * tree-ssa.c (execute_update_addresses_taken): Create clobber
8454 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
8455 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
8456 * gimplify.c (asan_poison_variables): Add attribute
8457 use_after_scope_memory to variables that really needs to live
8459 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
8460 having the attribute.
8462 2017-01-23 Martin Liska <mliska@suse.cz>
8464 * asan.c (create_asan_shadow_var): New function.
8465 (asan_expand_poison_ifn): Likewise.
8466 * asan.h (asan_expand_poison_ifn): New declaration.
8467 * internal-fn.c (expand_ASAN_POISON): Likewise.
8468 * internal-fn.def (ASAN_POISON): New builtin.
8469 * sanopt.c (pass_sanopt::execute): Expand
8470 asan_expand_poison_ifn.
8471 * tree-inline.c (copy_decl_for_dup_finish): Make function
8473 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
8474 * tree-ssa.c (is_asan_mark_p): New function.
8475 (execute_update_addresses_taken): Rewrite local variables
8476 (identified just by use-after-scope as addressable) into SSA.
8478 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
8480 * doc/install.texi (Specific): opensource.apple.com uses https
8481 now. Remove trailing slash.
8483 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
8485 * README.Portability: Remove note on an Irix compatibility issue.
8487 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
8489 * gcov.c (INCLUDE_ALGORITHM): Define.
8490 (INCLUDE_VECTOR): Define.
8491 No longer include <vector> and <algorithm> directly.
8493 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
8495 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
8497 * doc/invoke.texi (Code Gen Options): Ditto.
8499 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
8502 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
8504 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
8506 rtl-optimization/79125
8507 * cprop.c (local_cprop_pass): Handle cases where we make an
8510 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
8514 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
8515 read from, for big endian.
8517 2017-01-20 Jiong Wang <jiong.wang@arm.com>
8519 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
8520 register pauth builtins for LP64 only.
8522 2017-01-20 Marek Polacek <polacek@redhat.com>
8525 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
8528 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
8530 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
8532 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
8533 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
8534 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
8536 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8539 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
8540 in big-endian mode when they are not a single duplicated value.
8542 2017-01-20 Richard Biener <rguenther@suse.de>
8544 * BASE-VER: Bump to 7.0.1.
8546 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
8548 * omp-low.c (omplow_simd_context): New struct. Use it...
8549 (lower_rec_simd_input_clauses): ...here and...
8550 (lower_rec_input_clauses): ...here to hold common data. Adjust all
8551 references to idx, lane, max_vf, is_simt.
8553 2017-01-20 Graham Markall <graham.markall@embecosm.com>
8555 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
8558 2017-01-20 Martin Jambor <mjambor@suse.cz>
8560 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
8561 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
8563 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
8564 (GTFILES): Rename hsa.c to hsa-common.c.
8565 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
8566 * hsa-dump.c: Likewise.
8567 * hsa-gen.c: Likewise.
8568 * hsa-regalloc.c: Likewise.
8569 * ipa-hsa.c: Likewise.
8570 * omp-expand.c: Likewise.
8571 * omp-low.c: Likewise.
8572 * toplev.c: Likewise.
8574 2017-01-20 Marek Polacek <polacek@redhat.com>
8577 * doc/invoke.texi: Document -Wduplicated-branches.
8578 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
8579 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
8580 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
8581 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
8582 return 0 only when not OEP_LEXICOGRAPHIC.
8583 (fold_build_cleanup_point_expr): Use the expression
8584 location when building CLEANUP_POINT_EXPR.
8585 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
8586 * tree.c (add_expr): Handle error_mark_node.
8588 2017-01-20 Martin Liska <mliska@suse.cz>
8591 * tree-profile.c (init_ic_make_global_vars): Do not call
8593 (gimple_init_gcov_profiler): Likewise.
8595 2017-01-20 Martin Liska <mliska@suse.cz>
8598 * cgraph.h (maybe_create_reference): Remove argument and
8600 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
8602 * ipa-cp.c (create_specialized_node): Likewise.
8603 * symtab.c (symtab_node::maybe_create_reference): Handle
8604 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
8606 2017-01-20 Martin Liska <mliska@suse.cz>
8608 * read-rtl-function.c (function_reader::create_function): Use
8609 build_decl instread of build_decl_stat.
8611 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
8613 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
8614 * config/i386/avx512dqintrin.h: Ditto.
8615 * config/i386/avx512fintrin.h: Ditto.
8616 * config/i386/i386-builtin-types.def: Add new types.
8617 * gcc/config/i386/i386.c: Handle new types.
8618 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
8619 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
8620 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
8621 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
8622 (__builtin_ia32_kshiftridi): New.
8623 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
8625 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
8629 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
8630 define to rs6000_init_stack_protect_guard.
8631 (rs6000_init_stack_protect_guard): New function.
8633 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
8634 Yunqiang Su <yunqiang.su@imgtec.com>
8636 * config.gcc (supported_defaults): Add madd4.
8637 (with_madd4): Add validation.
8638 (all_defaults): Add madd4.
8639 * config/mips/mips.opt (mmadd4): New option.
8640 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8642 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
8644 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
8645 (ISA_HAS_FUSED_MADD4): Likewise.
8646 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
8647 * gcc/doc/install.texi (--with-madd4): Document the new option.
8649 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8651 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
8652 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
8653 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
8654 (aarch64_init_pauth_hint_builtins): New.
8655 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
8656 (aarch64_expand_builtin): Expand new builtins.
8658 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8660 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
8661 * combine-stack-adj.c (no_unhandled_cfa): Handle
8662 REG_CFA_TOGGLE_RA_MANGLE.
8663 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
8664 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
8665 info for return address signing.
8666 (aarch64_expand_epilogue): Likewise.
8668 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8670 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
8671 * config/aarch64/aarch64-protos.h
8672 (aarch64_return_address_signing_enabled): New declaration.
8673 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
8675 (aarch64_expand_prologue): Sign return address before it's pushed onto
8677 (aarch64_expand_epilogue): Authenticate return address fetched from
8679 (aarch64_override_options): Sanity check for ILP32 and ISA level.
8680 (aarch64_attributes): New function attributes for "sign-return-address".
8681 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
8682 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
8683 ("*do_return"): Generate combined instructions according to key index.
8684 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
8685 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
8687 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
8688 * config/aarch64/aarch64.opt (msign-return-address=): New.
8689 * doc/extend.texi (AArch64 Function Attributes): Documents
8690 "sign-return-address=".
8691 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
8693 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
8695 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
8696 overall option summary.
8698 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8700 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
8701 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
8702 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
8703 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
8705 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
8707 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
8708 -mpower9-minmax by default for -mcpu=power9.
8709 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
8710 128-bit floating point.
8712 2017-01-20 Alan Modra <amodra@gmail.com>
8714 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
8715 optimizing for size.
8717 2017-01-20 Alan Modra <amodra@gmail.com>
8720 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
8721 for strcmp and strncmp from corresponding builtin decl.
8723 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
8725 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
8726 instead of i386/rtems-64.h.
8727 * config/i386/rtems-64.h: Remove.
8729 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
8733 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
8735 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
8737 2017-01-19 Tamar Christina <tamar.christina@arm.com>
8739 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
8740 Change int to HOST_WIDE_INT.
8741 * config/aarch64/aarch64-protos.h
8742 (aarch64_simd_gen_const_vector_dup): Likewise.
8743 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
8745 2017-01-19 David Malcolm <dmalcolm@redhat.com>
8747 * langhooks-def.h (lhd_type_for_size): New decl.
8748 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
8749 * langhooks.c (lhd_type_for_size): New function, taken from
8752 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
8754 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
8755 define_bypass for CR latency.
8756 (power9-cracked-alu): Update bypass latency and remove power9-branch.
8757 (power9-alu2): Add define_bypass for CR latency.
8759 (power9-mul): Update insn latency.
8760 (power9-mul-compare): Update insn latency, bypass latency and remove
8763 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8765 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
8767 * config/aarch64/aarch64.md
8768 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
8769 aarch64_nopcrelative_literal_loads.
8770 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
8772 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
8774 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
8776 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
8778 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
8781 * config.gcc (supported_defaults): Add lxc1-sxc1.
8782 (with_lxc1_sxc1): Add validation.
8783 (all_defaults): Add lxc1-sxc1.
8784 * config/mips/mips.opt (mlxc1-sxc1): New option.
8785 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8787 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
8788 __mips_no_lxc1_sxc1.
8789 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
8790 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
8791 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
8793 2017-01-19 Richard Biener <rguenther@suse.de>
8795 PR tree-optimization/72488
8796 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
8797 sure to restore SSA info.
8798 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
8800 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
8802 PR rtl-optimization/79121
8803 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
8804 of the inner type when shifting an extended value.
8806 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
8809 * symtab.c (symtab_node::equal_address_to): Fix comparing of
8810 interposable aliases.
8812 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
8815 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
8816 Use the evmergelohi instruction.
8817 (mov_si<mode>_e500_subreg4_2_le): Likewise.
8818 (mov_sitf_e500_subreg8_2_be): Likewise.
8819 (mov_sitf_e500_subreg12_2_le): Likewise.
8820 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
8821 (mov_si<mode>_e500_subreg4_2_be): Likewise.
8822 (mov_sitf_e500_subreg8_2_le): Likewise.
8823 (mov_sitf_e500_subreg12_2_be): Likewise.
8825 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8827 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
8828 attribute from vecsimple to vecperm.
8829 (altivec_vbpermq2): Likewise.
8831 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8834 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
8836 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8837 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
8838 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
8839 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
8840 case where N arg is SIZE_MAX.
8841 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
8842 (cmpstrsi): Add pattern.
8844 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8846 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8847 __builtin_vec_revb builtins.
8848 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
8849 built-in functions to support generation of the ISA 3.0 XXBR<x>
8850 vector byte reverse instructions.
8851 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
8852 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
8853 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
8854 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
8855 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
8856 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
8857 (P9V_BUILTIN_VEC_REVB): Likewise.
8858 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
8859 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
8860 (p9_xxbrq_v16qi): Likewise.
8861 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
8862 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
8863 (p9_xxbrh_v8hi): Likewise.
8864 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
8865 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
8866 vec_revb built-in functions.
8868 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
8870 PR rtl-optimization/78952
8871 * config/i386/i386.md (any_extract): New code iterator.
8872 (*insvqi_2): Use any_extract for source operand.
8873 (*insvqi_3): Use any_shiftrt for source operand.
8875 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
8877 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
8879 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
8881 2017-01-18 Matthias Klose <doko@ubuntu.com>
8883 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
8885 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8887 * config/rs6000/altivec.h (vec_bperm): Change #define.
8888 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
8889 (altivec_vbpermq2): New define_insn.
8890 (altivec_vbpermd): Likewise.
8891 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
8893 (VBPERMD): Likewise.
8894 (VBPERM): New polymorphic function interface.
8895 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
8896 Add entries for P9V_BUILTIN_VEC_VBPERM.
8897 * doc/extend.texi: Add interfaces for vec_bperm.
8899 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8901 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
8902 first letter of error messages.
8903 (s390_resolve_overloaded_builtin): Likewise.
8904 * config/s390/s390.c (s390_expand_builtin): Likewise.
8905 (s390_invalid_arg_for_unprototyped_fn): Likewise.
8906 (s390_valid_target_attribute_inner_p): Likewise.
8907 * config/s390/s390.md ("tabort"): Likewise.
8909 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
8911 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
8912 (ISA_AVOID_DIV_HILO): New macro.
8913 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
8914 (ISA_HAS_DDIV): Likewise.
8916 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8918 * doc/invoke.texi (fabi-version): Correct number of occurrences.
8920 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8922 * doc/invoke.texi (fabi-version): Spelling fix.
8924 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8927 * doc/invoke.texi (fabi-version): Mention mangling fix for
8930 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
8933 * doc/invoke.texi (fabi-version): Document discriminator mangling.
8935 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
8938 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
8939 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
8941 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
8943 (stack_protect_test): Ditto.
8944 * config/rs6000/rs6000.opt (mstack-protector-guard=,
8945 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
8947 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
8948 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
8949 -mstack-protector-guard-offset=.
8950 (RS/6000 and PowerPC Options): Ditto.
8952 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
8954 * config/i386/i386.h (MASK_CLASS_P): New define.
8955 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
8956 there are no registers from different register sets also when
8957 mask registers are used. Update function comment.
8958 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
8959 to (*k/*r) and (*k/*km) alternatives.
8961 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
8963 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
8964 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
8965 (EH_RETURN_HANDLER_RTX): New define.
8966 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
8967 Force frame pointer in EH return functions.
8968 (aarch64_expand_epilogue): Add barrier for eh_return.
8969 (aarch64_final_eh_return_addr): Remove.
8970 (aarch64_eh_return_handler_rtx): New function.
8971 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
8973 (aarch64_eh_return_handler_rtx): New prototype.
8975 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8977 * config/rs6000/altivec.h (vec_rlmi): New #define.
8978 (vec_vrlnm): Likewise.
8979 (vec_rlnm): Likewise.
8980 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
8981 (UNSPEC_VRLNM): Likewise.
8982 (VIlong): New mode iterator.
8983 (altivec_vrl<VI_char>mi): New define_insn.
8984 (altivec_vrl<VI_char>nm): Likewise.
8985 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
8988 (RLNM): New polymorphic function entry.
8989 (VRLWMI): New monomorphic function entry.
8991 (RLMI): New polymorphic function entry.
8992 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
8993 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
8994 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
8997 2017-01-17 Jakub Jelinek <jakub@redhat.com>
9000 * dwarf2out.c (field_byte_offset): Restore the
9001 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
9002 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
9003 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
9006 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
9009 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
9011 2017-01-17 Jakub Jelinek <jakub@redhat.com>
9014 * dwarf2out.c (add_data_member_location_attribute): For constant
9015 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
9016 instead of DW_AT_data_member_location, DW_AT_bit_offset and
9017 DW_AT_byte_size attributes.
9019 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
9021 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
9022 after forcing to constant memory when the code model is medium.
9024 2017-01-17 Julia Koval <julia.koval@intel.com>
9027 * config/i386/avx512fintrin.h
9028 (_mm512_i32gather_ps): Change __addr type to void const*.
9029 (_mm512_mask_i32gather_ps): Ditto.
9030 (_mm512_i32gather_pd): Ditto.
9031 (_mm512_mask_i32gather_pd): Ditto.
9032 (_mm512_i64gather_ps): Ditto.
9033 (_mm512_mask_i64gather_ps): Ditto.
9034 (_mm512_i64gather_pd): Ditto.
9035 (_mm512_mask_i64gather_pd): Ditto.
9036 (_mm512_i32gather_epi32): Ditto.
9037 (_mm512_mask_i32gather_epi32): Ditto.
9038 (_mm512_i32gather_epi64): Ditto.
9039 (_mm512_mask_i32gather_epi64): Ditto.
9040 (_mm512_i64gather_epi32): Ditto.
9041 (_mm512_mask_i64gather_epi32): Ditto.
9042 (_mm512_i64gather_epi64): Ditto.
9043 (_mm512_mask_i64gather_epi64): Ditto.
9044 (_mm512_i32scatter_ps): Change __addr type to void*.
9045 (_mm512_mask_i32scatter_ps): Ditto.
9046 (_mm512_i32scatter_pd): Ditto.
9047 (_mm512_mask_i32scatter_pd): Ditto.
9048 (_mm512_i64scatter_ps): Ditto.
9049 (_mm512_mask_i64scatter_ps): Ditto.
9050 (_mm512_i64scatter_pd): Ditto.
9051 (_mm512_mask_i64scatter_pd): Ditto.
9052 (_mm512_i32scatter_epi32): Ditto.
9053 (_mm512_mask_i32scatter_epi32): Ditto.
9054 (_mm512_i32scatter_epi64): Ditto.
9055 (_mm512_mask_i32scatter_epi64): Ditto.
9056 (_mm512_i64scatter_epi32): Ditto.
9057 (_mm512_mask_i64scatter_epi32): Ditto.
9058 (_mm512_i64scatter_epi64): Ditto.
9059 (_mm512_mask_i64scatter_epi64): Ditto.
9060 * config/i386/avx512pfintrin.h
9061 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
9062 (_mm512_mask_prefetch_i32gather_ps): Ditto.
9063 (_mm512_mask_prefetch_i64gather_pd): Ditto.
9064 (_mm512_mask_prefetch_i64gather_ps): Ditto.
9065 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
9066 (_mm512_prefetch_i32scatter_ps): Ditto.
9067 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
9068 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
9069 (_mm512_prefetch_i64scatter_pd): Ditto.
9070 (_mm512_prefetch_i64scatter_ps): Ditto.
9071 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
9072 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
9073 * config/i386/avx512vlintrin.h
9074 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
9075 (_mm_mmask_i32gather_ps): Ditto.
9076 (_mm256_mmask_i32gather_pd): Ditto.
9077 (_mm_mmask_i32gather_pd): Ditto.
9078 (_mm256_mmask_i64gather_ps): Ditto.
9079 (_mm_mmask_i64gather_ps): Ditto.
9080 (_mm256_mmask_i64gather_pd): Ditto.
9081 (_mm_mmask_i64gather_pd): Ditto.
9082 (_mm256_mmask_i32gather_epi32): Ditto.
9083 (_mm_mmask_i32gather_epi32): Ditto.
9084 (_mm256_mmask_i32gather_epi64): Ditto.
9085 (_mm_mmask_i32gather_epi64): Ditto.
9086 (_mm256_mmask_i64gather_epi32): Ditto.
9087 (_mm_mmask_i64gather_epi32): Ditto.
9088 (_mm256_mmask_i64gather_epi64): Ditto.
9089 (_mm_mmask_i64gather_epi64): Ditto.
9090 (_mm256_i32scatter_ps): Change __addr type to void*.
9091 (_mm256_mask_i32scatter_ps): Ditto.
9092 (_mm_i32scatter_ps): Ditto.
9093 (_mm_mask_i32scatter_ps): Ditto.
9094 (_mm256_i32scatter_pd): Ditto.
9095 (_mm256_mask_i32scatter_pd): Ditto.
9096 (_mm_i32scatter_pd): Ditto.
9097 (_mm_mask_i32scatter_pd): Ditto.
9098 (_mm256_i64scatter_ps): Ditto.
9099 (_mm256_mask_i64scatter_ps): Ditto.
9100 (_mm_i64scatter_ps): Ditto.
9101 (_mm_mask_i64scatter_ps): Ditto.
9102 (_mm256_i64scatter_pd): Ditto.
9103 (_mm256_mask_i64scatter_pd): Ditto.
9104 (_mm_i64scatter_pd): Ditto.
9105 (_mm_mask_i64scatter_pd): Ditto.
9106 (_mm256_i32scatter_epi32): Ditto.
9107 (_mm256_mask_i32scatter_epi32): Ditto.
9108 (_mm_i32scatter_epi32): Ditto.
9109 (_mm_mask_i32scatter_epi32): Ditto.
9110 (_mm256_i32scatter_epi64): Ditto.
9111 (_mm256_mask_i32scatter_epi64): Ditto.
9112 (_mm_i32scatter_epi64): Ditto.
9113 (_mm_mask_i32scatter_epi64): Ditto.
9114 (_mm256_i64scatter_epi32): Ditto.
9115 (_mm256_mask_i64scatter_epi32): Ditto.
9116 (_mm_i64scatter_epi32): Ditto.
9117 (_mm_mask_i64scatter_epi32): Ditto.
9118 (_mm256_i64scatter_epi64): Ditto.
9119 (_mm256_mask_i64scatter_epi64): Ditto.
9120 (_mm_i64scatter_epi64): Ditto.
9121 (_mm_mask_i64scatter_epi64): Ditto.
9122 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
9123 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
9124 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
9125 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
9126 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
9127 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
9128 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
9129 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
9130 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
9131 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
9132 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
9133 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
9134 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
9135 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
9136 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
9137 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
9138 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
9139 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
9140 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
9141 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
9142 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
9143 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
9144 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
9145 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
9146 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
9147 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
9148 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
9149 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
9150 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
9151 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
9152 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
9153 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
9154 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
9155 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
9156 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
9157 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
9158 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
9159 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
9160 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
9161 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
9162 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
9163 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
9164 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
9165 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
9166 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
9167 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
9168 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
9169 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
9170 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
9171 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
9172 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
9173 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
9174 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
9175 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
9176 definitions accordingly.
9178 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
9179 Kuan-Lin Chen <kuanlinchentw@gmail.com>
9182 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
9185 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
9188 * ira-conflicts.c (ira_build_conflicts): Update total conflict
9189 hard regs for inner regno.
9191 2017-01-17 Martin Liska <mliska@suse.cz>
9194 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
9195 assumption and add comment.
9197 2017-01-17 Nathan Sidwell <nathan@acm.org>
9199 * ipa-visibility.c (localize_node): New function, broken out of ...
9200 (function_and_variable_visibility): ... here. Call it.
9202 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
9205 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
9206 correctly set frequency of oudgoing edge.
9207 (duplicate_thread_path): Fix profile updating.
9209 2017-01-17 Jakub Jelinek <jakub@redhat.com>
9212 * configure.ac: Add GCC_BASE_VER.
9213 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
9214 version from BASE-VER file.
9215 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
9216 (gcc.o): Depend on $(BASEVER).
9217 * common.opt (dumpfullversion): New option.
9218 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
9219 * doc/invoke.texi: Document -dumpfullversion.
9220 * doc/install.texi: Document --with-gcc-major-version-only.
9221 * configure: Regenerated.
9223 2017-01-17 Richard Biener <rguenther@suse.de>
9225 PR tree-optimization/71433
9226 * tree-vrp.c (register_new_assert_for): Merge same asserts
9227 on all incoming edges.
9228 (process_assert_insertions_for): Handle insertions at the
9231 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
9233 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
9234 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
9236 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
9239 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
9242 2017-01-17 Alan Modra <amodra@gmail.com>
9245 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
9246 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
9247 symbolic stack limit when pic.
9249 2017-01-16 Martin Sebor <msebor@redhat.com>
9251 PR tree-optimization/78608
9252 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
9254 2017-01-16 Jeff Law <law@redhat.com>
9257 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
9258 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
9259 for several include directories that may be relative to sysroot.
9260 * config/i386/x-mingw32 (gplus_includedir): Define.
9261 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
9262 (native_system_includedir): Likewise.
9263 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
9264 override if TARGET_SYSTEM_ROOT is defined.
9265 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
9267 PR tree-optimization/79090
9268 PR tree-optimization/33562
9269 PR tree-optimization/61912
9270 PR tree-optimization/77485
9271 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
9272 and computed trims into the dump file.
9274 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
9276 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
9278 2017-01-16 Jakub Jelinek <jakub@redhat.com>
9281 * gimplify.c (gimplify_init_constructor): If want_value and
9282 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
9286 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
9287 sequence. Formatting fixes.
9288 (doloop_optimize): Formatting fixes.
9291 * gcc.c (debug_level_greater_than_spec_func): New function.
9292 (static_spec_functions): Add debug-level-gt spec function.
9293 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
9295 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
9296 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
9297 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
9298 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
9299 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
9300 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
9302 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
9304 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
9305 QImode fixups to general and mask registers only.
9307 2017-01-16 Carl Love <cel@us.ibm.com>
9309 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
9310 for built-in functions
9311 vector signed char vec_nabs (vector signed char)
9312 vector signed short vec_nabs (vector signed short)
9313 vector signed int vec_nabs (vector signed int)
9314 vector signed long long vec_nabs (vector signed long long)
9315 vector float vec_nabs (vector float)
9316 vector double vec_nabs (vector double)
9317 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
9319 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
9320 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
9321 * doc/extend.texi: Update the documentation file for the new built-in
9324 2017-01-16 Martin Sebor <msebor@redhat.com>
9326 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
9329 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9331 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
9332 UNSPEC_VSX__XXSPLTD to require special splat handling.
9334 2017-01-16 David Malcolm <dmalcolm@redhat.com>
9337 * system.h: Poison strndup.
9339 2017-01-16 Alan Modra <amodra@gmail.com>
9342 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
9345 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
9347 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
9349 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
9351 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
9352 call recog here. Assert that INSN_CODE (insn) is non-negative.
9354 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
9357 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
9359 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
9360 in the currently scheduled RTL fragment.
9362 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
9364 PR rtl-optimization/78751
9365 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
9368 2017-01-14 Jeff Law <law@redhat.com>
9370 PR tree-optimization/79090
9371 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
9372 variable length stores.
9373 (compute_trims): Delete dead assignment to *trim_tail.
9374 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
9377 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
9379 PR rtl-optimization/78626
9380 PR rtl-optimization/78727
9381 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
9382 of a block, and split such blocks after everything else is finished.
9384 2017-01-14 Alan Modra <amodra@gmail.com>
9387 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
9388 target legitimate_combined_insn.
9389 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
9390 (rs6000_legitimate_combined_insn): New function.
9391 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
9393 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
9394 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
9395 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
9397 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
9399 * doc/frontends.texi (G++ and GCC): Remove references to Java.
9401 2017-01-13 Jeff Law <law@redhat.com>
9403 PR tree-optimization/33562
9404 PR tree-optimization/61912
9405 PR tree-optimization/77485
9406 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
9408 (delete_dead_assignment): Likewise.
9409 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
9410 statement to delete_dead_call and delete_dead_assignment.
9412 2017-01-13 David Malcolm <dmalcolm@redhat.com>
9415 * substring-locations.c (format_warning_va): Strengthen case 1 so
9416 that both endpoints of the substring must be within the format
9417 range for just the substring to be printed.
9419 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
9421 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
9422 * config/i386/i386.c (ix86_target_string): Add missing options
9423 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
9424 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
9425 flags_other and ix86_target_other to flags2_other. Display unknown
9427 (ix86_valid_target_attribute_inner_p): Add missing options and
9428 reorder options by implied ISAs, as in ix86_target_string.
9430 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
9432 * hash-table.h (hash_table::too_empty_p): New function.
9433 (hash_table::expand): Use it.
9434 (hash_table::traverse): Likewise.
9435 (hash_table::empty_slot): Use sizeof (value_type) instead of
9436 sizeof (PTR) to convert bytes to elements. Shrink the table
9437 if the current size is excessive for the current number of
9440 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
9442 * ira-costs.c (record_reg_classes): Break from the inner loop
9443 early once alt_fail is known to be true. Update outer loop
9444 handling accordingly.
9446 2017-01-13 Jeff Law <law@redhat.com>
9448 * tree-ssa-dse.c (decrement_count): New function.
9449 (increment_start_addr, maybe_trim_memstar_call): Likewise.
9450 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
9451 when we know the partially dead statement is a mem* function.
9453 PR tree-optimization/61912
9454 PR tree-optimization/77485
9455 * tree-ssa-dse.c: Include expr.h.
9456 (maybe_trim_constructor_store): New function.
9457 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
9459 PR tree-optimization/33562
9460 PR tree-optimization/61912
9461 PR tree-optimization/77485
9462 * doc/invoke.texi: Document new dse-max-object-size param.
9463 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
9464 * tree-ssa-dse.c: Include params.h.
9465 (dse_store_status): New enum.
9466 (initialize_ao_ref_for_dse): New, partially extracted from
9468 (valid_ao_ref_for_dse, normalize_ref): New.
9469 (setup_live_bytes_from_ref, compute_trims): Likewise.
9470 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
9471 (maybe_trim_partially_dead_store): Likewise.
9472 (maybe_trim_complex_store): Likewise.
9473 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
9474 Track what bytes live from the original store. Return tri-state
9475 for dead, partially dead or live.
9476 (dse_dom_walker): Add constructor, destructor and new private members.
9477 (delete_dead_call, delete_dead_assignment): New extracted from
9479 (dse_optimize_stmt): Make a member of dse_dom_walker.
9480 Use initialize_ao_ref_for_dse.
9482 PR tree-optimization/33562
9483 PR tree-optimization/61912
9484 PR tree-optimization/77485
9485 * sbitmap.h (bitmap_count_bits): Prototype.
9486 (bitmap_clear_range, bitmap_set_range): Likewise.
9487 * sbitmap.c (bitmap_clear_range): New function.
9488 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
9490 2017-01-13 Martin Liska <mliska@suse.cz>
9493 * function.c (set_cfun): Add new argument force.
9494 * function.h (set_cfun): Likewise.
9495 * ipa-inline-transform.c (inline_call): Use the function when
9496 strict alising from is dropped for function we inline to.
9498 2017-01-13 Richard Biener <rguenther@suse.de>
9500 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
9501 for dumping GIMPLE INTEGER_CSTs.
9503 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9505 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
9506 to 201112L since C++17.
9508 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
9511 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
9512 if -fsanitize=kernel-address is present.
9514 2017-01-13 Richard Biener <rguenther@suse.de>
9516 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
9517 as _Literal ( type ) number in case usual suffixes do not
9518 preserve all information.
9520 2017-01-13 Richard Biener <rguenther@suse.de>
9522 PR tree-optimization/77283
9523 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
9524 and ssa-iterators.h.
9525 (is_feasible_trace): Implement a cost model based on joiner
9528 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9531 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
9532 char or short to __float128/_Float128 directly.
9534 2017-01-12 Martin Sebor <msebor@redhat.com>
9536 to -Wformat-overflow.
9537 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
9538 (min_bytes_remaining): Same.
9539 (get_string_length): Same.
9540 (format_string): Same.
9541 (format_directive): Same.
9543 (pass_sprintf_length::handle_gimple_call): Same.
9545 2017-01-12 Jakub Jelinek <jakub@redhat.com>
9547 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
9548 info.nowrite calls with no lhs that can't throw. Return bool
9549 whether gsi_remove has been called or not.
9550 (pass_sprintf_length::handle_gimple_call): Return bool whether
9551 try_substitute_return_value called gsi_remove. Formatting fix.
9552 (pass_sprintf_length::execute): Don't use gsi_remove if
9553 handle_gimple_call returned true.
9556 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
9557 be removed due to side-effects, don't remove following barrier nor
9558 turn the successor edge into fallthru edge.
9560 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9563 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
9564 element-reversing loads and stores as not swappable.
9566 2017-01-12 Nathan Sidwell <nathan@acm.org>
9567 Nicolai Stange <nicstange@gmail.com>
9569 * combine.c (try_combine): Don't ignore result of overlap checking
9570 loop. Combine overlap & asm check into single loop.
9572 2017-01-12 Richard Biener <rguenther@suse.de>
9574 * tree-pretty-print.c (dump_generic_node): Provide -gimple
9575 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
9577 2017-01-12 Richard Biener <rguenther@suse.de>
9579 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
9580 and TS_TARGET_OPTION directly derive from TS_BASE.
9581 * tree-core.h (tree_optimization_option): Derive from tree_base.
9582 (tree_target_option): Likewise.
9584 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
9586 * config/i386/i386.c (memory_address_length): Increase len
9587 only when rip_relative_addr_p returns false.
9589 2017-01-11 Julia Koval <julia.koval@intel.com>
9591 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
9592 (OPTION_MASK_ISA_SGX_SET): New.
9593 (ix86_handle_option): Handle OPT_msgx.
9594 * config.gcc: Added sgxintrin.h.
9595 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
9596 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
9597 * config/i386/i386.c (ix86_target_string): Add -msgx.
9599 (ix86_option_override_internal): Handle new options.
9600 (ix86_valid_target_attribute_inner_p): Add sgx.
9601 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
9602 * config/i386/i386.opt: Add msgx.
9603 * config/i386/sgxintrin.h: New file.
9604 * config/i386/x86intrin.h: Add sgxintrin.h.
9606 2017-01-11 Jakub Jelinek <jakub@redhat.com>
9609 * fold-const.c (maybe_nonzero_address): Return 1 for function
9611 (tree_single_nonzero_warnv_p): Don't handle function local objects
9615 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
9618 2017-01-11 David Malcolm <dmalcolm@redhat.com>
9621 * opts.c: Include "spellcheck.h"
9622 (struct string_fragment): New struct.
9623 (struct edit_distance_traits<const string_fragment &>): New
9625 (get_closest_sanitizer_option): New function.
9626 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
9628 2017-01-11 Jakub Jelinek <jakub@redhat.com>
9630 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
9632 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
9633 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
9634 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
9635 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
9636 for initial die_offset if dwarf_split_debug_info.
9637 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
9638 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
9640 (output_skeleton_debug_sections): Formatting fix. Use
9641 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
9642 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
9644 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
9646 * config/arm/cortex-a53.md: Add bypasses for
9648 (cortex_a53_r2f): Only use for transfers.
9649 (cortex_a53_f2r): Likewise.
9650 (cortex_a53_r2f_cvt): Add reservation for conversions.
9651 (cortex_a53_f2r_cvt): Likewise.
9653 2017-01-11 Tamar Christina <tamar.christina@arm.com>
9655 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
9656 to all inlined functions, change static to extern.
9658 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
9661 * config/arm/arm.c (legitimize_pic_address): Handle reference to
9663 (arm_assemble_integer): Likewise.
9665 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
9667 * config.gcc: Use new awk script to check CPU, FPU and architecture
9668 parameters for --with-... options.
9669 * config/arm/parsecpu.awk: New file
9670 * config/arm/arm-cpus.in: New file.
9671 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
9673 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
9675 * config/arm/t-arm: Update dependency rules.
9676 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
9677 of processing .def files.
9678 * config/arm/genopt.sh: Deleted.
9679 * config/arm/gentune.sh: Deleted.
9680 * config/arm/arm-cores.def: Deleted.
9681 * config/arm/arm-arches.def: Deleted.
9682 * config/arm/arm-fpus.def: Deleted.
9683 * config/arm/arm-tune.md: Regenerated.
9684 * config/arm/arm-tables.opt: Regenerated.
9685 * config/arm/arm-cpu.h: New generated file.
9686 * config/arm/arm-cpu-data.h: New generated file.
9687 * config/arm/arm-cpu-cdata.h: New generated file.
9689 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
9692 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
9694 (input_varpool_node): Unpack dynamically_initialized bit.
9696 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
9698 PR rtl-optimization/79032
9699 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
9700 the alignment of the adjusted memory reference against that of MODE,
9701 instead of the alignment of the original memory reference.
9703 2017-01-11 Martin Jambor <mjambor@suse.cz>
9705 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
9707 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
9708 decorated functions.
9710 2017-01-11 Richard Biener <rguenther@suse.de>
9712 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
9713 set range/nonnull info for PHI results. Do not set it on
9714 stmts marked for removal.
9716 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
9718 * expr.c (store_field): In the bitfield case, fetch the return value
9719 from the registers before applying a single big-endian adjustment.
9720 Always do a final load for a BLKmode value not larger than a word.
9722 2017-01-10 David Malcolm <dmalcolm@redhat.com>
9725 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9726 that we correctly handle column numbers greater than
9727 LINE_MAP_MAX_COLUMN_NUMBER.
9729 2017-01-10 Martin Sebor <msebor@redhat.com>
9732 * gimple-ssa-sprintf.c (get_destination_size): Call
9733 {init,fini}object_sizes.
9734 * tree-object-size.c (addr_object_size): Adjust.
9735 (pass_through_call): Adjust.
9736 (pass_object_sizes::execute): Adjust.
9737 * tree-object-size.h (fini_object_sizes): Declare.
9739 2017-01-10 Martin Sebor <msebor@redhat.com>
9741 PR tree-optimization/78775
9742 * builtins.c (get_size_range): Move...
9743 * calls.c: ...to here.
9744 (alloc_max_size): Accept zero argument.
9745 (operand_signed_p): Remove.
9746 (maybe_warn_alloc_args_overflow): Call get_size_range.
9747 * calls.h (get_size_range): Declare.
9749 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
9751 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
9752 from TI's devices.csv file as of September 2016.
9753 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
9755 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
9757 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
9758 * doc/invoke.texi: Likewise.
9759 * doc/md.texi: Likewise.
9760 * doc/objc.texi: Likewise.
9762 2017-01-10 Joshua Conner <joshconner@google.com>
9764 * config/arm/fuchsia-elf.h: New file.
9765 * config/fuchsia.h: New file.
9766 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
9767 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
9769 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
9771 2016-01-10 Richard Biener <rguenther@suse.de>
9773 PR tree-optimization/79034
9774 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
9775 Propagate out degenerate PHIs in the joiner.
9777 2017-01-10 Martin Liska <mliska@suse.cz>
9779 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
9780 (sort_congruence_classes_by_decl_uid): Likewise.
9781 (sort_congruence_class_groups_by_decl_uid): Likewise.
9782 (sem_item_optimizer::merge_classes): Sort class, groups in these
9783 classes and members in the groups by DECL_UID of declarations.
9784 This would make merge operations stable.
9786 2017-01-10 Martin Liska <mliska@suse.cz>
9788 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
9789 usage of m_classes_vec.
9790 (sem_item_optimizer::~sem_item_optimizer): Likewise.
9791 (sem_item_optimizer::get_group_by_hash): Likewise.
9792 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
9793 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
9794 (sem_item_optimizer::verify_classes): Likewise.
9795 (sem_item_optimizer::process_cong_reduction): Likewise.
9796 (sem_item_optimizer::dump_cong_classes): Likewise.
9797 (sem_item_optimizer::merge_classes): Likewise.
9798 * ipa-icf.h (congruence_class_hash): Rename from
9799 congruence_class_group_hash. Remove declaration of m_classes_vec.
9801 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
9803 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
9804 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
9805 * config.gcc: Add avx512vpopcntdqintrin.h.
9806 * config/i386/avx512vpopcntdqintrin.h: New.
9807 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
9808 * config/i386/i386-builtin-types.def: Add new types.
9809 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
9810 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
9811 __builtin_ia32_vpopcountq_v8di_mask): New.
9812 * config/i386/i386-c.c (ix86_target_macros_internal): Define
9813 __AVX512VPOPCNTDQ__.
9814 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
9815 (PTA_AVX512VPOPCNTDQ): Define.
9816 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
9817 TARGET_AVX512VPOPCNTDQ_P): Define.
9818 * config/i386/i386.opt: Add mavx512vpopcntdq.
9819 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
9820 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
9822 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9825 * predict.def (PRED_CALL): Set to 67.
9827 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
9829 * expr.c (store_field): In the bitfield case, if the value comes from
9830 a function call and is of an aggregate type returned in registers, do
9831 not modify the field mode; extract the value in all cases if the mode
9832 is BLKmode and the size is not larger than a word.
9834 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
9837 * config/i386/cpuid.h: Fix undefined behavior.
9839 2017-01-04 Jeff Law <law@redhat.com>
9841 PR tree-optimization/79007
9842 PR tree-optimization/67955
9843 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
9844 conservative for pt.null when flag_non_call_exceptions is on.
9846 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9848 PR translation/79019
9849 PR translation/79020
9850 * params.def (PARAM_INLINE_MIN_SPEEDUP,
9851 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
9852 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
9854 * config/avr/avr.opt (maccumulate-args): Likewise.
9855 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
9856 * common.opt (freport-bug): Likewise.
9857 * cif-code.def (CIF_FINAL_ERROR): Likewise.
9858 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
9859 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
9860 translatable string.
9861 * config/i386/i386.c (function_value_32): Likewise.
9862 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
9863 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
9865 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
9866 * common/config/msp430/msp430-common.c (msp430_handle_option):
9868 * symtab.c (symtab_node::verify_base): Likewise.
9869 * opts.c (set_debug_level): Likewise.
9870 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
9871 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9872 missing whitespace to translatable strings.
9873 * config/avr/avr.md (bswapsi2): Fix typo in comment.
9874 * config/sh/superh.h: Likewise.
9875 * config/i386/xopintrin.h: Likewise.
9876 * config/i386/znver1.md: Likewise.
9877 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
9878 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
9879 * double-int.h (struct double_int): Likewise.
9880 * double-int.c (div_and_round_double): Likewise.
9881 * wide-int.cc: Likewise.
9882 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
9883 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
9884 * cfgcleanup.c (crossjumps_occured): Renamed to ...
9885 (crossjumps_occurred): ... this.
9886 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
9889 PR tree-optimization/78899
9890 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
9891 returning bool return struct loop *, NULL for failure and the new
9893 (versionable_outer_loop_p): Don't version outer loop if it has
9894 dont_vectorized bit set.
9895 (tree_if_conversion): When versioning outer loop, ensure
9896 tree_if_conversion is performed also on the inner loop of the
9897 non-vectorizable outer loop copy.
9898 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
9899 LOOP_VECTORIZED in inner loop of the scalar outer loop and
9900 prevent vectorization of it.
9901 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
9902 the outer loop vectorization of the non-scalar version is attempted
9903 before vectorization of the inner loop in scalar version. If
9904 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
9905 vectorization of its inner loop.
9906 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
9907 has 2 inner loops, rename also on edges from bb whose single pred
9908 is outer_loop->header. Fix typo in function comment.
9910 2017-01-09 Martin Sebor <msebor@redhat.com>
9913 * asan.c (asan_emit_stack_protection): Increase local buffer size
9914 to avoid snprintf truncation warning.
9916 2017-01-09 Andrew Pinski <apinski@cavium.com>
9918 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
9919 to reference thunderx2t99 for the tuning structure
9920 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
9922 (thunderx2t99_extra_costs): This.
9923 * config/aarch64/aarch64-tune.md: Regenerate.
9924 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
9925 (vulcan_addrcost_table): This.
9926 (vulcan_regmove_cost): Rename to ...
9927 (thunderx2t99_regmove_cost): This.
9928 (vulcan_vector_cost): Rename to ...
9929 (thunderx2t99_vector_cost): this.
9930 (vulcan_branch_cost): Rename to ...
9931 (thunderx2t99_branch_cost): This.
9932 (vulcan_tunings): Rename to ...
9933 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
9934 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
9936 2017-01-09 Martin Jambor <mjambor@suse.cz>
9940 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
9941 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
9942 (propagate_vr_accross_jump_function): Use the above function for all
9943 value range computations for pass-through jump functions and type
9944 converasion from explicit value range values.
9945 (ipcp_propagate_stage): Do not attempt to deduce types of formal
9946 parameters from TYPE_ARG_TYPES.
9947 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
9948 (ipa_write_node_info): Stream type of the actual argument.
9949 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
9951 2017-01-09 Martin Liska <mliska@suse.cz>
9954 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
9955 (lookup_compiler): Do not show error message with have_E.
9957 2017-01-09 Jakub Jelinek <jakub@redhat.com>
9959 PR tree-optimization/78938
9960 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
9961 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
9962 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
9963 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
9966 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9968 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
9971 2017-01-09 Richard Biener <rguenther@suse.de>
9973 PR tree-optimization/78997
9974 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
9975 name condition properly.
9977 2017-01-09 Richard Biener <rguenther@suse.de>
9980 * dwarf2out.c (is_cxx): New overload with context.
9981 (is_naming_typedef_decl): Use it.
9983 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9985 * invoke.texi (Option Summary): Correct spacing in option lists
9986 and add line breaks to fix over-long lines.
9988 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9992 * extend.texi (Common Variable Attributes): Add xref to GCC
9993 Internals manual to explain mode attribute keywords.
9995 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
9998 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
9999 and Preprocessor Options.
10000 (Options for Linking): Document -pthread here....
10001 (RS/6000 and PowerPC Options): ...not here.
10002 (Solaris 2 Options): ...or here.
10003 * doc/cppopts.texi: Document -pthread.
10005 2017-01-08 Martin Sebor <msebor@redhat.com>
10007 PR middle-end/77708
10008 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
10009 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
10010 New member functions.
10011 (format_directive): Used them.
10013 (pass_sprintf_length::handle_gimple_call): Same.
10014 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
10015 to avoid truncation for any argument.
10016 (extract_affine_mul): Same.
10017 * tree.c (get_file_function_name): Same.
10019 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10021 PR middle-end/77484
10022 * predict.def (PRED_INDIR_CALL): Set to 86.
10024 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
10026 PR preprocessor/54124
10027 * doc/cppopts.texi: Reformat -d subtable to list the full name
10028 of the options. Add cross-reference to the docs for the general
10029 compiler -d options.
10030 * doc/invoke.texi (Developer Options): Add cross-reference to the
10031 preprocessor-specific -d option documentation.
10033 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
10035 PR preprocessor/13498
10036 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
10037 redudant material, and reflect new command-line options.
10038 (System Headers): Likewise.
10040 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
10042 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
10043 -isystem, and -idirafter. Copy-edit.
10044 * doc/cppopts.texi: Copy-edit. Remove contradiction about
10045 default for -ftrack-macro-expansion. Delete obsolete and
10046 badly-formatted implementation details about -fdebug-cpp output.
10047 * doc/cppwarnopts.texi: Copy-edit.
10049 2017-01-07 David Malcolm <dmalcolm@redhat.com>
10052 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
10053 that the transition from a max line width >= 1<<10 to narrower
10054 lines works correctly.
10056 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
10058 * doc/options.texi (PerFunction): New.
10059 * opt-functions.awk (switch_flags): Map both Optimization and
10060 PerFunction to CL_OPTIMIZATION.
10061 * opth-gen.awk: Test for PerFunction flag along with
10063 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
10064 it only when the latter is present. Skip those that don't in
10065 the hash function generator.
10066 * common.opt (fvar-tracking): Mark as PerFunction instead of
10068 (fvar-tracking-assignments): Likewise.
10069 (fvar-tracking-assignments-toggle): Likewise.
10070 (fvar-tracking-uninit): Likewise.
10072 2017-01-07 Jakub Jelinek <jakub@redhat.com>
10074 PR translation/79018
10075 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
10078 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
10081 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
10082 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
10083 TARGET_LONG_JUMP_TABLE_OFFSETS.
10084 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
10085 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
10086 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
10087 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
10088 * config/m68k/m68k.md (tablejump expander): Likewise.
10089 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
10090 TARGET_LONG_JUMP_TABLE_OFFSETS.
10091 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
10092 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
10094 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
10095 David Holsgrove <david.holsgrove@xilinx.com>
10097 * common/config/microblaze/microblaze-common.c
10098 (TARGET_EXCEPT_UNWIND_INFO): Remove.
10099 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
10101 * config/microblaze/microblaze.c (microblaze_must_save_register)
10102 (microblaze_expand_epilogue, microblaze_return_addr): Handle
10104 (microblaze_eh_return): New function.
10105 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
10106 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
10107 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
10108 * config/microblaze/microblaze.md (eh_return): New pattern.
10110 2017-01-06 Jakub Jelinek <jakub@redhat.com>
10112 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
10113 GCC_DIAGNOSTIC_STRINGIFY): Define.
10115 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
10117 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10119 * config/arm/arm.md (<mcrr>): New.
10121 * config/arm/arm.c (arm_arch5te): New.
10122 (arm_option_override): Set arm_arch5te.
10123 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
10125 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
10126 (arm_mcrr_qualifiers): ... this. New.
10127 (MRRC_QUALIFIERS): Define to...
10128 (arm_mrrc_qualifiers): ... this. New.
10129 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
10131 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
10132 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
10133 (MRRCI, mrrc, MRRC): New.
10134 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
10135 VUNSPEC_MRRC2): New.
10137 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10139 * config/arm/arm.md (<mcr>): New.
10141 * config/arm/arm.c (arm_coproc_builtin_available): Add
10142 support for mcr, mrc, mcr2 and mrc2.
10143 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
10144 (arm_mcr_qualifiers): ... this. New.
10145 (MRC_QUALIFIERS): Define to ...
10146 (arm_mrc_qualifiers): ... this. New.
10147 (MCR_QUALIFIERS): Define to ...
10148 (arm_mcr_qualifiers): ... this. New.
10149 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
10151 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
10152 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
10153 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
10154 VUNSPEC_MRC2): New.
10156 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10158 * config/arm/arm.md (*ldc): New.
10162 * config/arm/arm.c (arm_coproc_builtin_available): Add
10163 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
10164 (arm_coproc_ldc_stc_legitimate_address): New.
10165 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
10166 'qualifier_const_pointer'.
10167 (LDC_QUALIFIERS): Define to...
10168 (arm_ldc_qualifiers): ... this. New.
10169 (STC_QUALIFIERS): Define to...
10170 (arm_stc_qualifiers): ... this. New.
10171 * config/arm/arm-protos.h
10172 (arm_coproc_ldc_stc_legitimate_address): New.
10173 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
10174 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
10175 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
10176 stc2, stcl, stc2l): New.
10177 * config/arm/constraints.md (Uz): New.
10178 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
10179 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
10180 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
10181 VUNSPEC_STC2L): New.
10183 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10185 * config/arm/arm.md (<cdp>): New.
10186 * config/arm/arm.c (neon_const_bounds): Rename this ...
10187 (arm_const_bounds): ... this.
10188 (arm_coproc_builtin_available): New.
10189 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
10190 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
10191 (CDP_QUALIFIERS): Define to...
10192 (arm_cdp_qualifiers): ... this. New.
10194 (arm_expand_builtin_args): Add case for 6 arguments.
10195 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
10196 (arm_const_bounds): ... this.
10197 (arm_coproc_builtin_available): New.
10198 * config/arm/arm_acle.h (__arm_cdp): New.
10200 * config/arm/arm_acle_builtins.def (cdp): New.
10202 * config/arm/iterators.md (CDPI,CDP,cdp): New.
10203 * config/arm/neon.md: Rename all 'neon_const_bounds' to
10204 'arm_const_bounds'.
10205 * config/arm/types.md (coproc): New.
10206 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
10207 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
10208 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
10209 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
10211 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10213 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
10214 (UBINOP_QUALIFIERS): New.
10216 (acle_builtin_data): New. Change comment.
10217 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
10218 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
10219 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
10220 arm_acle_builtins.def.
10221 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
10222 (arm_init_acle_builtins): New.
10223 (CRC32_BUILTIN): Remove.
10224 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
10225 crc32cb, crc32ch and crc32cw.
10226 (arm_init_crc32_builtins): Remove.
10227 (arm_init_builtins): Use arm_init_acle_builtins rather
10228 than arm_init_crc32_builtins.
10229 (arm_expand_acle_builtin): New.
10230 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
10231 * config/arm/arm_acle_builtins.def: New.
10233 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10235 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
10236 (arm_builtin_datum): ... this.
10237 (arm_init_neon_builtin): Rename to ...
10238 (arm_init_builtin): ... this. Add a new parameters PREFIX
10239 and USE_SIG_IN_NAME.
10240 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
10241 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
10242 'arm_builtin_datum'.
10243 (arm_init_vfp_builtins): Likewise.
10244 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
10245 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
10246 (arm_expand_neon_args): Rename to ...
10247 (arm_expand_builtin_args): ... this. Rename builtin_arg
10248 enum values and differentiate between ARG_BUILTIN_MEMORY
10249 and ARG_BUILTIN_NEON_MEMORY.
10250 (arm_expand_neon_builtin_1): Rename to ...
10251 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
10252 values, arm_expand_builtin_args and add bool parameter NEON.
10253 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
10254 (arm_expand_vfp_builtin): Likewise.
10255 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
10257 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10259 PR middle-end/77484
10260 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
10261 * predict.c (tree_estimate_probability_bb): Reverse direction of
10262 polymorphic call predictor.
10264 2017-01-06 David Malcolm <dmalcolm@redhat.com>
10266 * passes.c (execute_one_pass): Split out pass-skipping logic into...
10267 (determine_pass_name_match): ...this new function and...
10268 (should_skip_pass_p): ...this new function.
10270 2017-01-06 Nathan Sidwell <nathan@acm.org>
10272 * ipa-visibility.c (function_and_variable_visibility): Reformat
10273 comments and long lines. Remove extrneous if.
10274 * symtab.c (symtab_node::make_decl_local): Fix code format.
10275 (symtab_node::set_section_for_node): Fix comment typo.
10277 2017-01-06 Martin Liska <mliska@suse.cz>
10280 * lra-constraints.c: Rename invariant to lra_invariant.
10281 * predict.c (set_even_probabilities): Initialize e to NULL.
10283 2017-01-05 Martin Sebor <msebor@redhat.com>
10285 PR tree-optimization/78910
10286 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
10287 (format_integer): Correct off-by-one error in the handling
10288 of precision with negative numbers in signed conversions..
10290 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
10292 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
10294 2017-01-05 Jakub Jelinek <jakub@redhat.com>
10296 PR tree-optimization/71016
10297 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
10298 factor_out_conditional_conversion. Formatting fix.
10299 (factor_out_conditional_conversion): Add cond_stmt argument.
10300 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
10301 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
10304 2017-01-05 David Malcolm <dmalcolm@redhat.com>
10306 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
10307 read-rtl-function.o, and selftest-rtl.o.
10308 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
10309 (selftest::aarch64_test_loading_full_dump): New function.
10310 (selftest::aarch64_run_selftests): New function.
10311 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
10312 selftest::aarch64_run_selftests.
10313 * config/i386/i386.c
10314 (selftest::ix86_test_loading_dump_fragment_1): New function.
10315 (selftest::ix86_test_loading_call_insn): New function.
10316 (selftest::ix86_test_loading_full_dump): New function.
10317 (selftest::ix86_test_loading_unspec): New function.
10318 (selftest::ix86_run_selftests): Call the new functions.
10319 * emit-rtl.c (maybe_set_max_label_num): New function.
10320 * emit-rtl.h (maybe_set_max_label_num): New decl.
10321 * function.c (instantiate_decls): Guard call to
10322 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
10323 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
10325 * gensupport.c (gen_reader::gen_reader): Pass "false"
10326 for new "compact" param of rtx_reader.
10327 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
10328 rather than an empty string for NULL strings.
10329 * read-md.c: Potentially include config.h rather than bconfig.h.
10330 Wrap include of errors.h with #ifdef GENERATOR_FILE.
10331 (have_error): New global, copied from errors.c.
10332 (md_reader::read_name): Rename to...
10333 (md_reader::read_name_1): ...this, adding "out_loc" param,
10334 and converting "missing name or number" to returning false, rather
10336 (md_reader::read_name): Reimplement in terms of read_name_1.
10337 (md_reader::read_name_or_nil): New function.
10338 (md_reader::read_string): Handle "(nil)" by returning NULL.
10339 (md_reader::md_reader): Add new param "compact".
10340 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
10341 (md_reader::read_file): New method.
10342 * read-md.h (md_reader::md_reader): Add new param "compact".
10343 (md_reader::read_file): New method.
10344 (md_reader::is_compact): New accessor.
10345 (md_reader::read_name): Convert return type from void to file_location.
10346 (md_reader::read_name_or_nil): New decl.
10347 (md_reader::read_name_1): New decl.
10348 (md_reader::m_compact): New field.
10349 (noop_reader::noop_reader): Pass "false" for new "compact" param
10351 (rtx_reader::rtx_reader): Add new "compact" param.
10352 (rtx_reader::read_rtx_operand): Make virtual and convert return
10353 type from void to rtx.
10354 (rtx_reader::read_until): New decl.
10355 (rtx_reader::handle_any_trailing_information): New virtual function.
10356 (rtx_reader::postprocess): New virtual function.
10357 (rtx_reader::finalize_string): New virtual function.
10358 (rtx_reader::m_in_call_function_usage): New field.
10359 (rtx_reader::m_reuse_rtx_by_id): New field.
10360 * read-rtl-function.c: New file.
10361 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
10362 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
10363 (selftest::verify_three_block_rtl_cfg): New decl.
10364 * read-rtl-function.h: New file.
10365 * read-rtl.c: Potentially include config.h rather than bconfig.h.
10366 For host, include function.h, memmodel.h, and emit-rtl.h.
10367 (one_time_initialization): New function.
10368 (struct compact_insn_name): New struct.
10369 (compact_insn_names): New array.
10370 (find_code): Handle insn codes in compact dumps.
10371 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
10372 (bind_subst_iter_and_attr): Likewise.
10373 (add_condition_to_string): Likewise.
10374 (add_condition_to_rtx): Likewise.
10375 (apply_attribute_uses): Likewise.
10376 (add_current_iterators): Likewise.
10377 (apply_iterators): Likewise.
10378 (initialize_iterators): Guard usage of apply_subst_iterator with
10379 #ifdef GENERATOR_FILE.
10380 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
10381 (md_reader::read_mapping): Likewise.
10382 (add_define_attr_for_define_subst): Likewise.
10383 (add_define_subst_attr): Likewise.
10384 (read_subst_mapping): Likewise.
10385 (check_code_iterator): Likewise.
10386 (rtx_reader::read_rtx): Likewise. Move one-time initialization
10388 (one_time_initialization): New function.
10389 (rtx_reader::read_until): New method.
10390 (read_flags): New function.
10391 (parse_reg_note_name): New function.
10392 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
10393 Handle reuse_rtx ids.
10394 Wrap iterator lookup within #ifdef GENERATOR_FILE.
10395 Add parsing support for RTL dumps, mirroring the special-cases in
10396 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
10397 values, and calling handle_any_trailing_information.
10398 (rtx_reader::read_rtx_operand): Convert return type from void
10399 to rtx, returning return_rtx. Handle case 'e'. Call
10400 finalize_string on XSTR and XTMPL fields.
10401 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
10402 "(nil)" values were omitted. Call the postprocess vfunc on the
10404 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
10405 class ctor. Initialize m_in_call_function_usage. Call
10406 one_time_initialization.
10407 * rtl-tests.c (selftest::test_uncond_jump): Call
10408 set_new_first_and_last_insn.
10409 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
10410 * selftest-rtl.c: New file.
10411 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
10412 (selftest::get_insn_by_uid): New decl.
10413 * selftest-run-tests.c (selftest::run_tests): Call
10414 read_rtl_function_c_tests.
10415 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
10416 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
10419 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
10421 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
10422 operands in a special way. Assert that pos+len <= mode precision.
10424 2017-01-05 Jakub Jelinek <jakub@redhat.com>
10426 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
10427 3 argument Alias with unlimited for the negative form.
10428 (fno-vect-cost-model): Removed.
10430 2017-01-05 Martin Liska <mliska@suse.cz>
10432 * hsa-gen.c (gen_hsa_divmod): New function.
10433 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
10435 2017-01-05 Martin Liska <mliska@suse.cz>
10438 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
10441 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10443 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
10444 small constant length operands.
10446 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10448 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
10449 between loop iterations.
10451 2017-01-05 Martin Liska <mliska@suse.cz>
10454 * gimplify.c (gimplify_decl_expr): Compare to
10455 asan_poisoned_variables instread of checking flags.
10456 (gimplify_target_expr): Likewise.
10457 (gimplify_expr): Likewise.
10458 (gimplify_function_tree): Conditionally initialize
10459 asan_poisoned_variables.
10461 2017-01-04 Jeff Law <law@redhat.com>
10463 PR tree-optimizatin/78812
10464 * rtl.h (contains_mem_rtx_p): Prototype.
10465 * ifcvt.c (containts_mem_rtx_p): Move from here to...
10466 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
10467 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
10468 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
10469 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
10471 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10473 * input.c (assert_char_at_range): Default-initialize actual_range.
10475 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10477 * df-scan.c (df_ref_create_structure): Make regno unsigned,
10478 to match the caller.
10480 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10482 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
10483 insns after final jump in test to emit dummy move.
10485 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10487 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
10488 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
10490 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10492 * multiple_target.c (create_dispatcher_calls): Init e_next.
10493 * tree-ssa-loop-split.c (split_loop): Init border.
10494 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
10497 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10502 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
10503 (altivec_register_operand): Do not return true if the operand
10504 contains a SUBREG mixing SImode and SFmode.
10505 (vsx_register_operand): Likewise.
10506 (vsx_reg_sfsubreg_ok): New predicate.
10507 (vfloat_operand): Do not return true if the operand contains a
10508 SUBREG mixing SImode and SFmode.
10509 (vint_operand): Likewise.
10510 (vlogical_operand): Likewise.
10511 (gpc_reg_operand): Likewise.
10512 (int_reg_operand): Likewise.
10513 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
10514 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
10515 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
10517 (rs6000_emit_move_si_sf_subreg): New helper function.
10518 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
10519 fixup SUBREGs involving SImode and SFmode.
10520 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
10521 numbers for the new peephole2 optimization.
10522 (peephole2 for SFmode unions): New peephole2 to optimize cases in
10523 the GLIBC math library that do AND/IOR/XOR operations on single
10524 precision floating point.
10525 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
10526 target macros to say whether we need to avoid SUBREGs mixing
10528 (TARGET_ALLOW_SF_SUBREG): Likewise.
10529 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
10530 (UNSPEC_SI_FROM_SF): Likewise.
10531 (iorxor): Change spacing.
10532 (and_ior_xor): New iterator for AND, IOR, and XOR.
10533 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
10534 (movdi_from_sf_zero_ext): Likewise.
10535 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
10536 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
10537 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
10538 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
10539 (fms<mode>4): Likewise.
10540 (fnma<mode>4): Likewise.
10541 (fnms<mode>4): Likewise.
10542 (nfma<mode>4): Likewise.
10543 (nfms<mode>4): Likewise.
10545 2017-01-04 Marek Polacek <polacek@redhat.com>
10548 * doc/invoke.texi: Document -Wpointer-compare.
10550 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10552 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
10555 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
10556 descriptions for -gdwarf-5 and emit them as uleb128 instead of
10559 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
10562 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
10563 documentation of the powerpc_popcntb_ok attribute.
10564 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
10565 code to issue warning messages if a requested CPU configuration is
10566 not supported by the binary (assembler and loader) toolchain.
10567 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
10568 made to define a built-in function that has been disabled.
10569 (paired_init_builtins): Add assertion to prevent ICE if attempt is
10570 made to define a built-in function that has been disabled.
10571 (altivec_init_builtins): Add comment explaining why definition
10572 of the DST built-in functions is not preceded by an assertion
10573 check. Add assertions to prevent ICE if attempts are made to
10574 define an altivec predicate or an abs* built-in function that has
10576 (htm_init_builtins): Add comment explaining why definition of the
10577 htm built-in functions is not preceded by an assertion check.
10579 2017-01-04 Jeff Law <law@redhat.com>
10581 PR tree-optimizatin/67955
10582 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
10583 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
10584 the points-to solution does not include pt_null. Use DECL_PT_UID
10587 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
10589 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
10590 Use gen_int_mode instead of gen_lopwart for const_int operands.
10592 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10594 PR tree-optimization/71563
10595 * match.pd: Simplify X << Y into X if Y is known to be 0 or
10596 out of range value - has low bits known to be zero.
10598 2017-01-04 Alan Modra <amodra@gmail.com>
10600 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
10601 * configure: Regenerate.
10602 * config.in: Regenerate.
10604 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10607 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
10608 a substring of the message, but strcmp with the whole message. Ifdef
10609 ENABLE_NLS, translate the message first using dgettext.
10611 2017-01-03 Jeff Law <law@redhat.com>
10613 PR tree-optimizatin/78856
10614 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
10615 (mark_threaded_blocks): Remove code to truncate thread paths that
10616 cross multiple loop headers. Instead invalidate the cached loop
10617 iteration information and handle case of a thread path walking
10618 into an irreducible region.
10620 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10623 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
10624 assertions. Add support for doing the signbit if the IEEE 128-bit
10625 floating point value is in a GPR.
10626 * config/rs6000/rs6000.md (Fsignbit): Delete.
10627 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
10628 Update the length attribute if the value is in a GPR.
10629 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
10630 the sign or zero extension instruction, since the value is always 0/1.
10631 (signbit<mode>2_dm2): Delete using <Fsignbit>.
10634 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
10635 extracting SImode to a GPR register so that we can generate a
10636 store, limit the vector to be in a traditional Altivec register
10637 for the vextuwrx instruction.
10639 2017-01-03 Ian Lance Taylor <iant@google.com>
10641 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
10643 2017-01-03 Martin Sebor <msebor@redhat.com>
10645 PR tree-optimization/78696
10646 * gimple-ssa-sprintf.c (format_floating): Correct handling of
10647 precision. Use MPFR for %f for greater fidelity. Correct handling
10649 (pass_sprintf_length::compute_format_length): Set width and precision
10650 specified by asrerisk to void_node for vararg functions.
10651 (try_substitute_return_value): Adjust dump output.
10653 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
10655 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
10657 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
10659 * doc/invoke.texi (SPARC options): Document -mlra as the default.
10660 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
10661 -mlra/-mno-lra was passed to the compiler.
10663 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
10665 PR rtl-optimization/65618
10666 * emit-rtl.c (try_split): Move initialization of "before" and
10667 "after" to just before the call to emit_insn_after_setloc.
10669 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10671 * doc/md.texi (Standard Names): Remove reference to Java frontend.
10673 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
10675 * dwarf2out.c (gen_enumeration_type_die): When
10676 -gno-strict-dwarf, add a DW_AT_encoding attribute.
10678 2017-01-03 Jakub Jelinek <jakub@redhat.com>
10680 PR tree-optimization/78965
10681 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10682 Change first argument from const call_info & to call_info &. For %n
10683 set info.nowrite to false.
10685 PR middle-end/78901
10686 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
10687 possibly throwing calls.
10689 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
10690 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
10691 and fns handling, rather than in a separate case SSA_NAME.
10693 2017-01-02 Jeff Law <law@redhat.com>
10695 * config/darwin-driver.c (darwin_driver_init): Const-correctness
10696 fixes for first_period and second_period variables.
10698 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
10701 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
10702 (*insvqi_1): New insn pattern.
10703 (*insvqi_1_mem_rex64): Ditto.
10704 (*insvqi_2): Ditto.
10705 (*insvqi_3): Rename from *insvqi.
10707 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
10709 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10711 * doc/cfg.texi (Edges): Remove reference to Java.
10712 (Maintaining the CFG): Ditto.
10714 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10716 PR middle-end/77674
10717 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
10718 transparent aliases.
10720 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10722 PR middle-end/77484
10723 * predict.def (PRED_CALL): Update hitrate.
10724 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
10725 * predict.c (tree_estimate_probability_bb): Split CALL predictor
10726 into direct/indirect/polymorphic variants.
10728 2017-01-01 Jakub Jelinek <jakub@redhat.com>
10730 Update copyright years.
10732 * gcc.c (process_command): Update copyright notice dates.
10733 * gcov-dump.c (print_version): Ditto.
10734 * gcov.c (print_version): Ditto.
10735 * gcov-tool.c (print_version): Ditto.
10736 * gengtype.c (create_file): Ditto.
10737 * doc/cpp.texi: Bump @copying's copyright year.
10738 * doc/cppinternals.texi: Ditto.
10739 * doc/gcc.texi: Ditto.
10740 * doc/gccint.texi: Ditto.
10741 * doc/gcov.texi: Ditto.
10742 * doc/install.texi: Ditto.
10743 * doc/invoke.texi: Ditto.
10745 Copyright (C) 2017 Free Software Foundation, Inc.
10747 Copying and distribution of this file, with or without modification,
10748 are permitted in any medium without royalty provided the copyright
10749 notice and this notice are preserved.