1 2017-05-15 Jeff Law <law@redhat.com>
3 * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
4 missing argument to extract_bit_field call.
5 * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
7 2017-05-15 Martin Liska <mliska@suse.cz>
10 * gcc.c (process_command): Do not allow empty argument of -o option.
12 2017-05-15 Renlin Li <renlin.li@arm.com>
14 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
15 * config/aarch64/aarch64.c (aarch64_expand_call): Define.
16 * config/aarch64/constraints.md (Usf): Add long call check.
17 * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
18 (call_value): Likewise.
20 (sibcall_value): Likewise.
22 (call_value_insn): New.
23 (sibcall_insn): Update rtx pattern.
24 (sibcall_value_insn): Likewise.
25 (call_internal): Remove.
26 (call_value_internal): Likewise.
27 (sibcall_internal): Likewise.
28 (sibcall_value_internal): Likewise.
30 (call_symbol): Likewise.
31 (call_value_reg): Likewise.
32 (call_value_symbol): Likewise.
34 2017-05-14 Krister Walfridsson <krister.walfridsson@gmail.com>
37 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
39 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
41 * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
42 compatible with CCGOCmode and with CCZmode.
44 2017-05-14 Martin Sebor <msebor@redhat.com>
47 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
48 (gimple_fold_builtin_snprintf): Same.
49 * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
50 (gimple_fold_builtin_snprintf): Same.
51 * gimple-ssa-sprintf.c (get_format_string): Correct the detection
53 (is_call_safe): New function.
54 (try_substitute_return_value): Call it.
55 (try_simplify_call): New function.
56 (pass_sprintf_length::handle_gimple_call): Call it.
58 2017-05-14 Martin Sebor <msebor@redhat.com>
61 * builtins.c (expand_builtin_stpncpy): Simplify.
63 2017-05-14 Daniel Santos <daniel.santos@pobox.com>
65 * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
67 (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
68 (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
69 (struct machine_function): Add new members call_ms2sysv,
70 call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
71 (struct machine_frame_state): New fields sp_realigned and
74 (enum xlogue_stub): New enum.
75 (enum xlogue_stub_sets): New enum.
76 (class xlogue_layout): New class.
77 (struct ix86_frame): New fields stack_realign_allocate_offset,
78 stack_realign_offset and outlined_save_offset. Modify comments to
79 detail stack layout when using out-of-line stubs.
80 (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
81 (ix86_option_override_internal): Add sorry() for TARGET_SEH and
82 -mcall-ms2sysv-xlogues.
83 (stub_managed_regs): New static variable.
84 (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
85 registers managed by out-of-line stub.
86 (disable_call_ms2sysv_xlogues): New function.
87 (ix86_compute_frame_layout): Modify re-alignment calculations, disable
88 m->call_ms2sysv when appropriate and compute frame layout for
90 (sp_valid_at, fp_valid_at): New inline functions.
91 (choose_basereg): New function.
92 (choose_baseaddr): Add align parameter, use choose_basereg and modify
94 (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
95 Use align parameter of choose_baseaddr to generated aligned SSE movs
97 (pro_epilogue_adjust_stack): Modify to track
98 machine_frame_state::sp_realigned.
99 (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
100 (ix86_nsaved_sseregs): Likewise.
101 (ix86_emit_save_regs): Likewise.
102 (ix86_emit_save_regs_using_mov): Likewise.
103 (ix86_emit_save_sse_regs_using_mov): Likewise.
104 (get_scratch_register_on_entry): Likewise.
105 (gen_frame_set): New function.
106 (gen_frame_load): Likewise.
107 (gen_frame_store): Likewise.
108 (emit_outlined_ms2sysv_save): Likewise.
109 (emit_outlined_ms2sysv_restore): Likewise.
110 (ix86_expand_prologue): Modify stack re-alignment code and call
111 emit_outlined_ms2sysv_save when appropriate.
112 (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add
113 parameter rtx_insn *insn, which allows the function to be used to only
115 (ix86_expand_epilogue): Modify validity checks of frame and stack
116 pointers, and call emit_outlined_ms2sysv_restore when appropriate.
117 (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
118 * config/i386/predicates.md
119 (save_multiple): New predicate.
120 (restore_multiple): Likewise.
122 (save_multiple<mode>): New pattern.
123 (save_multiple_realign<mode>): Likewise.
124 (restore_multiple<mode>): Likewise.
125 (restore_multiple_and_return<mode>): Likewise.
126 (restore_multiple_leave_return<mode>): Likewise.
127 * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
129 2017-05-14 Julia Koval <julia.koval@intel.com>
131 * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
132 * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
133 (__builtin_ia32_xsetbv): New builtins.
134 * config/i386/i386.c (ix86_expand_special_args_builtin):
136 (ix86_expand_builtin): Special expand for new intrinsics.
137 * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
138 (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
139 * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
141 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
143 * cfganal.c (inverted_post_order_compute): Change argument type
145 * cfganal.h (inverted_post_order_compute): Adjust prototype.
146 * df-core.c (rest_of_handle_df_initialize): Adjust.
147 (rest_of_handle_df_finish): Likewise.
148 (df_analyze_1): Likewise.
149 (df_analyze): Likewise.
150 (loop_inverted_post_order_compute): Change argument to be a vec *.
151 (df_analyze_loop): Adjust.
152 (df_get_n_blocks): Likewise.
153 (df_get_postorder): Likewise.
154 * df.h (struct df_d): Change field to be a vec.
155 * lcm.c (compute_laterin): Adjust.
156 (compute_available): Likewise.
157 * lra-lives.c (lra_create_live_ranges_1): Likewise.
158 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
159 * tree-ssa-pre.c (compute_antic): Likewise.
161 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
163 * cfganal.c (connect_infinite_loops_to_exit): Adjust.
164 (depth_first_search::depth_first_search): Change structure init
165 function to this constructor.
166 (depth_first_search::add_bb): Rename function to this member.
167 (depth_first_search::execute): Likewise.
168 (flow_dfs_compute_reverse_finish): Adjust.
170 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
172 * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
173 (longest_simple_path): Likewise.
174 * shrink-wrap.c (spread_components): Likewise.
175 (disqualify_problematic_components): Likewise.
176 (emit_common_heads_for_components): Likewise.
177 (emit_common_tails_for_components): Likewise.
178 (insert_prologue_epilogue_for_components): Likewise.
180 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
182 * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
185 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
187 * df-core.c (df_set_blocks): Start using auto_bitmap.
188 (df_compact_blocks): Likewise.
189 * df-problems.c (df_rd_confluence_n): Likewise.
190 * df-scan.c (df_insn_rescan_all): Likewise.
191 (df_process_deferred_rescans): Likewise.
192 (df_update_entry_block_defs): Likewise.
193 (df_update_exit_block_uses): Likewise.
194 (df_entry_block_bitmap_verify): Likewise.
195 (df_exit_block_bitmap_verify): Likewise.
196 (df_scan_verify): Likewise.
197 * lra-constraints.c (lra_constraints): Likewise.
198 (undo_optional_reloads): Likewise.
199 (lra_undo_inheritance): Likewise.
200 * lra-remat.c (calculate_gen_cands): Likewise.
201 (do_remat): Likewise.
202 * lra-spills.c (assign_spill_hard_regs): Likewise.
203 (spill_pseudos): Likewise.
204 * tree-ssa-pre.c (bitmap_set_and): Likewise.
205 (bitmap_set_subtract_values): Likewise.
207 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
209 * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
210 management with auto_bitmap.
211 (fix_inter_tick): Likewise.
212 (fix_recovery_deps): Likewise.
213 * ira.c (add_store_equivs): Likewise.
214 (find_moveable_pseudos): Likewise.
215 (split_live_ranges_for_shrink_wrap): Likewise.
216 * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
217 (rtx_reuse_manager::seen_def_p): Likewise.
218 (rtx_reuse_manager::set_seen_def): Likewise.
219 * print-rtl.h (class rtx_reuse_manager): Likewise.
221 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
223 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
225 (migrate_btr_def): Likewise.
226 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
227 * df-core.c (loop_post_order_compute): Likewise.
228 (loop_inverted_post_order_compute): Likewise.
229 * hsa-common.h: Likewise.
230 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
231 * init-regs.c (initialize_uninitialized_regs): Likewise.
232 * ipa-inline.c (resolve_noninline_speculation): Likewise.
233 (inline_small_functions): Likewise.
234 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
235 * ira.c (combine_and_move_insns): Likewise.
236 (build_insn_chain): Likewise.
237 * loop-invariant.c (find_invariants): Likewise.
238 * lower-subreg.c (propagate_pseudo_copies): Likewise.
239 * predict.c (tree_predict_by_opcode): Likewise.
240 (predict_paths_leading_to): Likewise.
241 (predict_paths_leading_to_edge): Likewise.
242 (estimate_loops_at_level): Likewise.
243 (estimate_loops): Likewise.
244 * shrink-wrap.c (try_shrink_wrapping): Likewise.
245 (spread_components): Likewise.
246 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
247 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
248 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
249 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
250 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
251 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
252 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
253 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
254 (mark_threaded_blocks): Likewise.
255 (thread_through_all_blocks): Likewise.
256 * tree-ssa.c (verify_ssa): Likewise.
257 (execute_update_addresses_taken): Likewise.
258 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
260 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
262 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
264 (post_order_compute): Likewise.
265 (inverted_post_order_compute): Likewise.
266 (pre_and_rev_post_order_compute_fn): Likewise.
268 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
270 * genrecog.c (int_set::int_set): Explicitly construct our
272 * vec.h (auto_vec::auto_vec): New constructor.
274 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
276 * bitmap.h (class auto_bitmap): New constructor taking
277 bitmap_obstack * argument.
279 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
281 * bitmap.h (class auto_bitmap): Change type of m_bits to
282 bitmap_head, and adjust ctor / dtor and member operators.
284 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
286 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
287 when returned register mode doesn't match original mode.
289 2017-05-12 Jeff Law <law@redhat.com>
290 Jakub Jelinek <jakub@redhat.com>
292 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
293 we look for cc setter after the compare-elim changes.
294 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
295 within the vector to match what compare-elim now expects.
296 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
297 (xorsi3_flags, one_cmplsi2_flags): Likewise.
299 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
300 after the compare-elim changes.
301 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
302 the vector to match what compare-elim now expects.
303 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
304 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
305 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
306 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
307 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
309 * config/visium/visium.c (single_set_and_flags): Fix where
310 we look for cc setter after the compare-elim changes.
311 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
312 with the vector to match what compare-elim now expects.
313 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
314 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
315 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
316 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
317 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
318 (neg<mode>2_insn_set_overflow): Likewise.
320 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
323 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
324 maybe_expand_insn call, set ops[0].target. If still set after call,
325 set alt_rtl. Add extra arg to recursive calls.
326 (extract_bit_field): Add alt_rtl argument. Pass to
328 * expmed.h (extract_bit_field): Fix prototype.
329 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
330 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
331 to extract_bit_field_calls.
332 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
333 Pass alt_rtl to extract_bit_field calls.
334 * calls.c (store_unaligned_arguments_into_psuedos)
335 load_register_parameters): Pass extra NULL to extract_bit_field calls.
336 * optabs.c (maybe_legitimize_operand): Clear op->target when call
338 * optabs.h (struct expand_operand): Add target bitfield.
340 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
342 * compare-elim.c (try_eliminate_compare): Canonicalize
343 operation with embedded compare to
344 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
345 (set (reg) (operation)].
347 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
349 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
352 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
353 cost of adding a carry flag for ADC instruction.
354 [case MINUS]: Ignore the cost of subtracting a carry flag
357 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
359 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
361 * config/rs6000/bmiintrin.h: New file.
362 * config/rs6000/bmi2intrin.h: New file.
363 * config/rs6000/x86intrin.h: New file.
365 2017-05-12 Jeff Law <law@redhat.com>
367 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
370 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
373 * tree-cfg.c: Remove cfg edges of unreachable case statements.
375 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
377 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
378 early expansion of vector divide builtins.
379 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
380 builtins identified as having unsigned arguments.
382 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
384 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
385 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
386 expansion of vector logical operations (and, andc, or, xor,
389 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
391 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
392 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
394 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
396 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
397 early GIMPLE expansion of vector multiplies.
399 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
401 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
402 TARGET_HAVE_MOVT conditional.
403 (movt splitter): Likewise.
405 2017-05-12 Richard Biener <rguenther@suse.de>
407 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
408 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
409 Fold all stmts not inplace.
411 2017-05-12 Richard Biener <rguenther@suse.de>
413 PR tree-optimization/80713
414 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
415 inserted_exprs bit for not removed stmts.
417 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
420 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
421 parallelized" attribute for parallelized OpenACC kernels.
422 * omp-offload.c (execute_oacc_device_lower): Use it.
424 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
425 Set "oacc kernels" attribute.
426 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
427 parameter. Adjust all users.
428 (oacc_fn_attrib_kernels_p): Remove function.
429 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
430 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
431 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
432 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
433 assert "oacc kernels" attribute is set.
435 2017-05-11 Carl Love <cel@us.ibm.com>
437 * config/rs6000/rs6000-c: Add support for built-in functions
438 vector unsigned char vec_popcnt (vector signed char)
439 vector unsigned char vec_popcnt (vector unsigned char)
440 vector unsigned short vec_popcnt (vector signed short)
441 vector unsigned short vec_popcnt (vector unsigned short)
442 vector unsigned int vec_popcnt (vector signed int)
443 vector unsigned int vec_popcnt (vector unsigned int)
444 vector unsigned long long vec_popcnt (vector signed long long)
445 vector unsigned long long vec_popcnt (vector unsigned long long)
446 vector signed long long vec_slo (vector signed long long,
448 vector signed long long vec_slo (vector signed long long,
449 vector unsigned char)
450 vector unsigned long long vec_slo (vector unsigned long long,
452 vector unsigned long long vec_slo (vector unsigned long long,
453 vector unsigned char)
454 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
455 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
456 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
457 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
458 * doc/extend.texi: Update the built-in documentation file for the
459 new built-in functions.
461 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
463 * attribs.h (sorted_attr_string): Move machine independent
464 functions for target clone support from the i386 port to common
465 code. Rename ix86_function_versions to common_function_versions.
466 Rename make_name to make_unique_name.
467 (common_function_versions): Likewise.
468 (make_unique_name): Likewise.
469 (make_dispatcher_decl): Likewise.
470 (is_function_default_version): Likewise.
471 * attribs.c (attr_strcmp): Likewise.
472 (sorted_attr_string): Likewise.
473 (common_function_versions): Likewise.
474 (make_unique_name): Likewise.
475 (make_dispatcher_decl): Likewise.
476 (is_function_default_version): Likewise.
477 * config/i386/i386.c (attr_strcmp): Likewise.
478 (sorted_attr_string): Likewise.
479 (ix86_function_versions): Likewise.
480 (make_name): Likewise.
481 (make_dispatcher_decl): Likewise.
482 (is_function_default_version): Likewise.
483 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
485 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
488 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
489 Account for direct move costs for vec_construct of integer
492 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
495 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
496 (UNSPEC_STX_ATOMIC): Ditto.
497 (loaddi_via_sse): New insn.
498 (storedi_via_sse): Ditto.
499 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
500 Update corresponding peephole2 patterns.
501 (atomic_storedi_fpu): Ditto.
503 2017-05-11 Julia Koval <julia.koval@intel.com>
505 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
506 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
508 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
509 (__builtin_ia32_rsqrt14ss_mask): New builtins.
510 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
512 2017-05-11 Nathan Sidwell <nathan@acm.org>
514 * graphite-poly.c: Include dumpfile.h.
516 * dumpfle.h (dump_function): Declare here ...
517 * tree-dump.h (dump_function): ... not here.
518 * dumpfile.c: #include tree-cfg.h.
519 (dump_function): Move here from ...
520 * tree-dump.c (dump_function): ... here.
521 * gimplify.c: #include splay-tree.h, not tree-dump.h.
522 * graphite-poly.c: Don't include tree-dump.h.
523 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
524 * print-tree.c: Likewise.
525 * stor-layout.c: Likewise.
526 * tree-nested.c: Likewise.
528 * dumpfile.c (dump_start): Use TDF_FLAGS.
529 (dump_enable_all): Fix TDF_KIND check thinko.
531 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
533 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
534 array entries to represent two legal parameterizations of the
535 overloaded __builtin_cmpb function, as represented by the
536 P6_OV_BUILTIN_CMPB constant.
537 (altivec_resolve_overloaded_builtin): Add special case handling
538 for the __builtin_cmpb function, as represented by the
539 P6_OV_BUILTIN_CMPB constant.
540 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
541 (BU_P6_64BIT_2): New macro.
542 (BU_P6_OVERLOAD_2): New macro
543 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
544 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
545 (CMPB): Add overload support to represent both 32-bit and 64-bit
546 compare-bytes function.
547 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
548 support for TARGET_CMPB.
549 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
550 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
551 documentation of the __builtin_cmpb overloaded built-in function.
553 2017-05-11 Richard Biener <rguenther@suse.de>
555 PR tree-optimization/80705
556 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
557 bases are not vectorizable.
559 2017-05-11 Bin Cheng <bin.cheng@arm.com>
561 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
562 when counting register pressure.
564 2017-05-11 Bin Cheng <bin.cheng@arm.com>
566 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
567 (iv_ca_more_deps): Renamed to ...
568 (iv_ca_compare_deps): ... this.
569 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
571 2017-05-11 Bin Cheng <bin.cheng@arm.com>
573 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
575 (determine_group_iv_costs): ... here.
576 (find_inv_vars_cb): Record inv var if it's not recorded before.
578 2017-05-11 Bin Cheng <bin.cheng@arm.com>
580 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
581 (get_shiftadd_cost): Ditto.
583 2017-05-11 Bin Cheng <bin.cheng@arm.com>
585 * tree-ssa-address.c: Include header file.
586 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
588 (add_to_parts): Refactor.
589 (addr_to_parts): New parameter. Update use of move_hint_to_base.
590 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
593 2017-05-11 Bin Cheng <bin.cheng@arm.com>
595 PR tree-optimization/53090
596 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
598 (extract_cond_operands): Detect condition with IV on both sides
599 and return COMP_IV_EXPR_2.
600 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
601 (rewrite_use_compare): Simplify by removing call to function
602 extract_cond_operands.
604 2017-05-11 Bin Cheng <bin.cheng@arm.com>
606 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
607 (extract_cond_operands): Detect condition comparing against non-
608 invariant bound and return appropriate enum value.
609 (find_interesting_uses_cond): Update use of extract_cond_operands.
610 Handle its return value accordingly.
611 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
613 2017-05-11 Bin Cheng <bin.cheng@arm.com>
615 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
616 nonlinear iv_use computation in loop invariant sensitive way.
618 2017-05-11 Bin Cheng <bin.cheng@arm.com>
620 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
621 (find_iv_candidates): Call relate_compare_use_with_all_cands.
623 2017-05-11 Bin Cheng <bin.cheng@arm.com>
625 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
626 (dump_cand): Support iv_cand.inv_exprs.
627 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
629 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
632 2017-05-11 Bin Cheng <bin.cheng@arm.com>
634 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
636 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
637 as local function. Include necessary header files.
638 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
640 2017-05-11 Bin Cheng <bin.cheng@arm.com>
642 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
644 2017-05-11 Bin Cheng <bin.cheng@arm.com>
646 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
647 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
648 RSHIFT_EXPR and BIT_NOT_EXPR.
650 2017-05-11 Bin Cheng <bin.cheng@arm.com>
652 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
653 (adjust_setup_cost): New parameter supporting round up adjustment.
654 (struct address_cost_data): Delete.
655 (force_expr_to_var_cost): Don't bound cost with spill_cost.
656 (split_address_cost, ptr_difference_cost): Delete.
657 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
658 (struct ainc_cost_data): New struct.
659 (get_address_cost_ainc): New function.
660 (get_address_cost, get_computation_cost): Reimplement.
661 (determine_group_iv_cost_address): Record inv_expr for all uses of
663 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
664 (iv_ca_has_deps): Reimplemented to ...
665 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
667 (iv_ca_extend): Call iv_ca_more_deps.
669 2017-05-11 Bin Cheng <bin.cheng@arm.com>
671 * tree-ssa-address.c (struct mem_address): Move to header file.
672 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
673 * tree-ssa-address.h (struct mem_address): Move from C file.
674 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
676 2017-05-11 Bin Cheng <bin.cheng@arm.com>
678 * tree-affine.h (aff_combination_type): New interface.
679 (aff_combination_zero_p): Remove static.
680 (aff_combination_const_p): New interface.
681 (aff_combination_singleton_var_p): New interfaces.
683 2017-05-11 Richard Biener <rguenther@suse.de>
685 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
686 Skip unreachable blocks and destinations.
687 (eliminate): Move stmt removal and fixup ...
688 (fini_eliminate): ... here. Skip inserted exprs.
689 (pass_pre::execute): Move fini_pre after fini_eliminate.
690 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
691 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
692 PRE to get rid of dead code that has invalid SSA form and
693 split critical edges again.
695 2017-05-11 Bin Cheng <bin.cheng@arm.com>
697 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
699 2017-05-11 Richard Biener <rguenther@suse.de>
701 * passes.c (execute_function_todo): Verify loops if they are
702 said to be up-to-date.
703 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
704 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
706 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
709 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
710 handle calling assemble_external ourself.
713 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
714 modes with zero size. Enhance comment.
716 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
718 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
719 built-ins for vec_xl and vec_xst with short and char pointer
722 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
724 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
725 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
726 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
727 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
728 (_mm_maskz_min_round_ss): New intrinsics.
729 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
730 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
731 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
732 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
733 (__builtin_ia32_minss_mask_round): New builtins.
734 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
735 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
736 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
738 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
739 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
741 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
744 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
746 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
747 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
748 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
749 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
750 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
751 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
752 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
753 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
754 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
755 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
756 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
757 (__builtin_ia32_mulss_mask_round): New builtins.
758 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
759 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
760 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
762 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
763 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
765 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
768 2017-05-10 Julia Koval <julia.koval@intel.com>
770 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
771 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
772 (_mm256_setr_m128i): New intrinsics.
774 2017-05-10 Julia Koval <julia.koval@intel.com>
776 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
777 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
778 (_mm_maskz_rcp14_ss): New intrinsics.
779 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
780 (__builtin_ia32_rcp14ss_mask): New builtins.
781 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
783 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
785 PR tree-optimization/51513
786 * tree-cfg.c (gimple_seq_unreachable_p): New function.
787 (assert_unreachable_fallthru_edge_p): Use it.
788 (group_case_labels_stmt): Likewise.
789 * tree-cfg.h: Prototype it.
790 * stmt.c: Include cfghooks.h and tree-cfg.h.
791 (emit_case_dispatch_table) <gap_label>: New local variable.
792 Use it to fill dispatch table gaps.
793 Test for default_label before updating probabilities.
794 (expand_case) <default_label>: Remove unneeded initialization.
795 Test for unreachable default case statement and remove its edge.
796 Set default_label accordingly.
797 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
799 2017-05-10 Carl Love <cel@us.ibm.com>
801 * config/rs6000/rs6000-c: Add support for built-in functions
802 vector signed char vec_neg (vector signed char)
803 vector signed short int vec_neg (vector short int)
804 vector signed int vec_neg (vector signed int)
805 vector signed long long vec_neg (vector signed long long)
806 vector float vec_neg (vector float)
807 vector double vec_neg (vector double)
808 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
810 * config/rs6000/altivec.h: Add define for vec_neg
811 * doc/extend.texi: Update the built-in documentation for the
812 new built-in functions.
814 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
816 PR tree-optimization/77644
817 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
819 2017-05-10 Nathan Sidwell <nathan@acm.org>
821 * dumpfile.h (TDI_lang_all): New.
822 (TDF_KIND): New. Renumber others
823 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
825 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
827 (get_dump_file_name): Adjust suffix generation.
828 (dump_enable_all): Use TDF_KIND.
829 * doc/invoke.texi (-fdump-lang-all): Document.
831 * dumpfile.h: Tabify.
833 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
836 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
837 Move member access before delete.
839 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
841 * tree-inline.c (expand_call_inline): Split block at stmt
844 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
847 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
848 are now unused after splitting mov{sf,sd}_hardfloat.
865 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
866 For movsf, order stores so the VSX stores occur before the GPR
867 store which encourages the register allocator to use a traditional
868 FPR instead of a GPR. For movsd, order the stores so that the GPR
869 store comes before the VSX stores to allow the power6 to work.
870 This is due to the power6 not having a 32-bit integer store
871 instruction from a FPR.
872 (movsf_hardfloat): Likewise.
873 (movsd_hardfloat): Likewise.
875 2017-05-09 Martin Sebor <msebor@redhat.com>
878 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
882 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
883 data member added in r247778.
884 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
886 2017-05-09 Nathan Sidwell <nathan@acm.org>
888 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
890 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
893 2017-05-09 Marek Polacek <polacek@redhat.com>
895 * doc/invoke.texi: Fix typo.
897 2017-05-09 Richard Biener <rguenther@suse.de>
899 * tree-vrp.c (vrp_val_is_max): Adjust comment.
900 (vrp_val_is_min): Likewise.
901 (set_value_range_to_value): Likewise.
902 (set_value_range_to_nonnegative): Likewise.
903 (gimple_assign_nonzero_p): Likewise.
904 (gimple_stmt_nonzero_p): Likewise.
905 (vrp_int_const_binop): Likewise. Remove unreachable case.
906 (adjust_range_with_scev): Adjust comments.
907 (compare_range_with_value): Likewise.
908 (extract_range_from_phi_node): Likewise.
909 (test_for_singularity): Likewise.
911 2017-05-09 Richard Biener <rguenther@suse.de>
913 * tree-vrp.c (get_single_symbol): Add assert that we don't
914 get overflowed constants as invariant part.
915 (compare_values_warnv): Add comment before the TREE_NO_WARNING
916 checks. Use wi::cmp instead of recursing for integer constants.
917 (compare_values): Just ignore whether we assumed undefined
918 overflow instead of failing the compare.
919 (extract_range_for_var_from_comparison_expr): Add comment before the
920 TREE_NO_WARNING sets.
921 (test_for_singularity): Likewise.
922 (extract_range_from_comparison): Do not disable optimization
923 when we assumed undefined overflow.
924 (extract_range_basic): Remove init of unused var.
926 2017-05-09 Richard Biener <rguenther@suse.de>
928 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
929 (extract_range_from_multiplicative_op_1): Adjust.
930 (extract_range_from_binary_expr_1): Use int_const_binop.
932 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
935 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
936 rs6000_store_data_bypass_p in seven define_bypass directives and
938 * config/rs6000/rs6000-protos.h: Add prototype for
939 rs6000_store_data_bypass_p function.
940 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
941 function implements slightly different (rs6000-specific) semantics
942 than store_data_bypass_p, returning false rather than aborting
943 with assertion error when arguments do not satisfy the
944 requirements of store data bypass.
945 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
946 rs6000_store_data_bypass_p.
948 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
950 * config/xtensa/xtensa-protos.h
951 (xtensa_initial_elimination_offset): New declaration.
952 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
953 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
954 macro definition, add case for FRAME_POINTER_REGNUM when
955 FRAME_GROWS_DOWNWARD.
956 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro
958 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
959 xtensa_initial_elimination_offset.
961 2017-05-08 Nathan Sidwell <nathan@acm.org>
963 * doc/invoke.texi: Alphabetize -fdump options.
965 2017-05-08 Martin Sebor <msebor@redhat.com>
968 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
970 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
972 * target.def (compute_frame_layout): New optional target hook.
973 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
974 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
975 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
977 * reload1.c (verify_initial_elim_offsets): Likewise.
978 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
979 (use_simple_return_p): Call arm_compute_frame_layout if needed.
980 (arm_get_frame_offsets): Split up into this ...
981 (arm_compute_frame_layout): ... and this function.
983 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
985 * config/aarch64/constraints.md (Usa): New constraint.
986 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
988 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
990 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
991 with_multilib_list after it has been checked.
993 2017-05-08 Richard Biener <rguenther@suse.de>
995 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
996 (bitmap_set_subtract_values): Likewise.
998 2017-05-08 Richard Biener <rguenther@suse.de>
1000 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
1001 (gimple_assign_nonzero): ... this and remove strict_overflow_p
1003 (gimple_stmt_nonzero_warnv_p): Rename to ...
1004 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
1006 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
1007 (extract_range_basic): Adjust, do not disable propagation on
1008 strict overflow sensitive simplification.
1009 (vrp_visit_cond_stmt): Likewise.
1011 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
1013 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
1014 body size unconditionally.
1016 2017-05-07 Jeff Law <law@redhat.com>
1019 2017-05-06 Jeff Law <law@redhat.com>
1020 PR tree-optimization/78496
1021 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
1024 PR tree-optimization/78496
1025 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
1026 (simplify_stmt_using_ranges): Call it.
1027 (vrp_dom_walker::before_dom_children): Extract equivalences
1028 from an ASSERT_EXPR with an equality comparison against a
1031 2017-05-06 Jeff Law <law@redhat.com>
1033 PR tree-optimization/78496
1034 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
1037 PR tree-optimization/78496
1038 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
1039 (simplify_stmt_using_ranges): Call it.
1040 (vrp_dom_walker::before_dom_children): Extract equivalences
1041 from an ASSERT_EXPR with an equality comparison against a
1044 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
1046 * lra-constraints.c (lra_copy_reg_equiv): New function.
1047 (split_reg): Use it to copy equivalence information from the
1048 original register to the spill register.
1050 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
1052 PR rtl-optimization/75964
1053 * simplify-rtx.c (simplify_const_relational_operation): Remove
1054 invalid handling of comparisons of integer ABS.
1056 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
1058 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
1060 (init_regs): Remove declaration.
1061 (function_arg_advance_32): Initialize error_p as boolean variable.
1063 2017-05-05 Nathan Sidwell <nathan@acm.org>
1065 * store-motion.c (remove_reachable_equiv_notes): Reformat long
1066 lines. Use for (;;).
1068 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1070 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
1071 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
1072 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
1073 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
1074 VF=2 that require versioning.
1076 2017-05-05 David Malcolm <dmalcolm@redhat.com>
1078 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
1081 2017-05-05 David Malcolm <dmalcolm@redhat.com>
1083 * diagnostic.h (diagnostic_override_option_index): Convert from
1084 macro to inline function.
1086 2017-05-05 David Malcolm <dmalcolm@redhat.com>
1088 * diagnostic.c (last_module_changed_p): New function.
1089 (set_last_module): New function.
1090 (diagnostic_report_current_module): Convert macro usage to
1091 the above functions.
1092 * diagnostic.h (diagnostic_context::last_module): Strengthen
1093 from const line_map * to const line_map_ordinary *.
1094 (diagnostic_last_module_changed): Delete macro.
1095 (diagnostic_set_last_module): Delete macro.
1097 2017-05-05 David Malcolm <dmalcolm@redhat.com>
1099 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
1100 with diagnostic_report_diagnostic.
1101 (diagnostic_n_impl_richloc): Likewise.
1102 * diagnostic.h (report_diagnostic): Delete macro.
1103 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
1104 with diagnostic_report_diagnostic.
1105 * substring-locations.c (format_warning_va): Likewise.
1107 2017-05-05 David Malcolm <dmalcolm@redhat.com>
1109 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
1110 save/restor of format_spec. Move option-printing code to...
1111 (print_option_information): ...this new function, and
1112 reimplement by simply printing to the pretty_printer,
1113 rather than appending to the format string.
1115 2017-05-05 David Malcolm <dmalcolm@redhat.com>
1117 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
1118 handling logic into...
1119 (update_effective_level_from_pragmas): ...this new function.
1121 2017-05-04 Andrew Waterman <andrew@sifive.com>
1123 * config/riscv/riscv.opt (mstrict-align): New option.
1124 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
1125 (SLOW_UNALIGNED_ACCESS): Define.
1126 (riscv_slow_unaligned_access): Declare.
1127 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
1129 (riscv_slow_unaligned_access): New variable.
1130 (rocket_tune_info): Set slow_unaligned_access to true.
1131 (optimize_size_tune_info): Set slow_unaligned_access to false.
1132 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
1133 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
1134 (riscv_option_override): Set riscv_slow_unaligned_access.
1135 * doc/invoke.texi: Add -mstrict-align to RISC-V.
1137 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
1139 * config/riscv/riscv.md: Unify indentation.
1141 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1146 * config/rs6000/rs6000.md (u code attribute): Add FIX and
1148 (extendsi<mode>2): Add support for doing sign extension via
1149 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
1150 don't have ISA 3.0 instructions.
1151 (extendsi<mode>2 splitter): Likewise.
1152 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
1153 generate the normal insns since SImode can now go in vector
1154 registers. Disallow the special UNSPECs needed for previous
1155 machines to hide SImode being used. Add new insns
1156 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
1157 (fix_trunc<mode>si2_stfiwx): Likewise.
1158 (fix_trunc<mode>si2_internal): Likewise.
1159 (fixuns_trunc<mode>si2): Likewise.
1160 (fixuns_trunc<mode>si2_stfiwx): Likewise.
1161 (fctiw<u>z_<mode>_smallint): Likewise.
1162 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
1163 of floating point to 32-bit integer from doing a direct move to
1164 the GPR registers to do a store.
1165 (fctiwz_<mode>): Break long line.
1167 2017-05-05 Bin Cheng <bin.cheng@arm.com>
1169 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
1170 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
1171 (addr_list, addr_offset_valid_p): New.
1172 (split_address_groups): Check offset validity with above function.
1173 (gt-tree-ssa-loop-ivopts.h): Include header file.
1175 2017-05-05 Nathan Sidwell <nathan@acm.org>
1177 * config.gcc (arm*-*-*): Add missing 'fi'.
1179 2017-05-05 Steve Ellcey <sellcey@cavium.com>
1181 * doc/invoke.texi (-fopt-info): Explicitly say order of options
1182 included in -fopt-info does not matter.
1183 * doc/optinfo.texi (-fopt-info): Fix description of default
1184 behavour. Explicitly say order of options included in -fopt-info
1187 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
1189 * config.gcc: Allow combinations of aprofile and rmprofile values for
1190 --with-multilib-list.
1191 * config/arm/t-multilib: New file.
1192 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
1193 variables. Remove setting of ISA and floating-point ABI in
1194 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
1195 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
1196 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
1197 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
1199 * config/arm/t-rmprofile: Likewise except for the matches changes.
1200 * doc/install.texi (--with-multilib-list): Document the combination of
1201 aprofile and rmprofile values and warn about pitfalls in doing that.
1203 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
1205 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
1206 (movdi_aarch64): Likewise.
1208 2017-05-05 Jakub Jelinek <jakub@redhat.com>
1210 PR tree-optimization/80632
1211 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
1213 (build_arrays): Initialize it for virtual phis.
1214 (fix_phi_nodes): Use it for virtual phis.
1216 PR tree-optimization/80558
1217 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
1218 [x, y] op z into [x op, y op z] for op & or | if conditions
1221 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
1222 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
1225 * config/arm/arm.md (use_literal_pool): Remove.
1226 (64-bit immediate split): No longer takes cost into consideration
1227 if arm_disable_literal_pool is enabled.
1228 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
1229 used when arm_disable_literal_pool is enabled.
1230 (arm_max_const_double_inline_cost): Remove use of
1231 arm_disable_literal_pool.
1232 (push_minipool_fix): Add assert.
1233 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
1234 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
1235 (no_literal_pool_sf_immediate): New.
1237 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1239 PR tree-optimization/80613
1240 * tree-ssa-dce.c (propagate_necessity): Remove cases for
1241 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
1243 2017-05-05 Richard Biener <rguenther@suse.de>
1245 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
1247 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
1249 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
1250 of this flag from insn conditions due to removal from r247495.
1252 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
1254 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
1256 (arm_early_store_addr_dep_ptr): Likewise.
1257 * config/arm/aarch-common-protos.h
1258 (arm_early_load_addr_dep_ptr): Add prototype.
1259 (arm_early_store_addr_dep_ptr): Likewise.
1260 * config/arm/cortex-a53.md: Add new bypasses.
1262 2017-05-05 Jakub Jelinek <jakub@redhat.com>
1264 * tree.c (next_type_uid): Change type to unsigned.
1265 (type_hash_canon): Decrement back next_type_uid if
1266 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
1267 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
1270 2017-05-04 Martin Sebor <msebor@redhat.com>
1272 * builtins.c: Fix a trivial typo in a comment.
1275 * builtins.c (check_sizes): Adjust to handle reading past the end.
1276 Avoid printing excessive upper bound of ranges. Use %E to print
1277 tree nodes instead of converting them to %wu.
1278 (expand_builtin_memchr): New function.
1279 (compute_dest_size): Rename...
1280 (compute_objsize): ...to this.
1281 (expand_builtin_memcpy): Adjust.
1282 (expand_builtin_mempcpy): Adjust.
1283 (expand_builtin_strcat): Adjust.
1284 (expand_builtin_strcpy): Adjust.
1285 (check_strncat_sizes): Adjust.
1286 (expand_builtin_strncat): Adjust.
1287 (expand_builtin_strncpy): Adjust and simplify.
1288 (expand_builtin_memset): Adjust.
1289 (expand_builtin_bzero): Adjust.
1290 (expand_builtin_memcmp): Adjust.
1291 (expand_builtin): Handle memcmp.
1292 (maybe_emit_chk_warning): Check strncat just once.
1294 2017-05-04 Martin Sebor <msebor@redhat.com>
1296 PR preprocessor/79214
1299 * builtins.c (check_sizes): Add inlining context and issue
1300 warnings even when -Wno-system-headers is set.
1301 (check_strncat_sizes): Same.
1302 (expand_builtin_strncat): Same.
1303 (expand_builtin_memmove): New function.
1304 (expand_builtin_stpncpy): Same.
1305 (expand_builtin): Handle memmove and stpncpy.
1307 2017-05-04 Bin Cheng <bin.cheng@arm.com>
1309 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
1310 which is not used any more.
1312 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
1314 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
1316 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
1318 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
1319 (cortexa53_tunings): Likewise.
1320 (cortexa57_tunings): Likewise.
1321 (cortexa72_tunings): Likewise.
1322 (cortexa73_tunings): Likewise.
1324 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
1326 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
1327 Set loop alignment to 8.
1329 2017-05-04 Martin Sebor <msebor@redhat.com>
1331 PR translation/80280
1332 * builtins.c (expand_builtin_object_size): Add missing quoting to
1333 %D and like directives.
1334 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
1335 (hsa_type_for_tree_type): Same.
1336 (verify_function_arguments): Same.
1337 * symtab.c (symbol_table::change_decl_assembler_name): Same.
1338 * varasm.c (get_section): Same.
1341 2017-05-04 Martin Sebor <msebor@redhat.com>
1343 PR translation/80280
1344 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
1346 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
1348 * config/aarch64/aarch64.c (generic_addrcost_table):
1349 Change HI/TI mode setting.
1351 2017-05-04 Martin Jambor <mjambor@suse.cz>
1353 PR tree-optimization/80622
1354 * tree-sra.c (comes_initialized_p): New function.
1355 (build_accesses_from_assign): Only set write lazily when
1356 comes_initialized_p is false.
1357 (analyze_access_subtree): Use comes_initialized_p.
1358 (propagate_subaccesses_across_link): Assert !comes_initialized_p
1359 instead of testing for PARM_DECL.
1361 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1363 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
1364 constraint on operand 0 to allow more general addressing modes.
1365 Adjust output template.
1366 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
1368 * config/aarch64/aarch64-protos.h
1369 (aarch64_address_valid_for_prefetch_p): Declare prototype.
1370 * config/aarch64/constraints.md (Dp): New address constraint.
1371 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
1374 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
1376 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
1377 update use of estimate_ipcp_clone_size_and_time.
1378 (estimate_local_effects): Update use of
1379 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
1380 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
1381 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
1382 Return nonspecialized time.
1384 2017-05-04 Richard Biener <rguenther@suse.de>
1386 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
1387 for the last VUSE which def dominates the PHI. Directly call
1389 (get_continuation_for_phi_1): Remove.
1391 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
1393 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
1394 to explain the use of truncating division. Cap the number of
1395 iterations to the maximum given by nb_iterations_upper_bound,
1398 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1400 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
1401 * configure: Regenerate.
1402 * config.in: Regenerate.
1403 * config/i386/driver-mingw32.c: new file.
1404 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
1405 * config.host: Link driver-mingw32.o on MinGW host.
1406 * doc/install.texi: Document new --enable-mingw-wildcard configure
1409 2017-05-04 Marek Polacek <polacek@redhat.com>
1411 PR tree-optimization/80612
1412 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
1414 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
1415 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
1417 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
1418 (movt splitter): Likewise.
1419 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
1420 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
1421 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
1422 block for Thumb-1 with MOVT.
1423 (thumb2_legitimate_address_p): Move code block ...
1424 (can_avoid_literal_pool_for_label_p): ... into this new function.
1425 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
1427 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
1428 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
1429 "M-profile targets with the MOVT instruction".
1431 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
1433 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
1434 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
1435 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
1437 2017-05-04 Martin Liska <mliska@suse.cz>
1439 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
1442 2017-05-04 Richard Biener <rguenther@suse.de>
1444 * tree.c (array_at_struct_end_p): Handle arrays at struct
1445 end with flexarrays more conservatively. Refactor and treat
1446 arrays of arrays or aggregates more strict. Fix
1447 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
1448 * tree.c (array_at_struct_end_p): Adjust prototype.
1449 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
1450 * gimple-fold.c (get_range_strlen): Likewise.
1451 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
1453 2017-05-04 Richard Biener <rguenther@suse.de>
1455 PR tree-optimization/31130
1456 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
1458 (supports_overflow_infinity): Likewise.
1459 (is_negative_overflow_infinity): Likewise.
1460 (is_positive_overflow_infinity): Likewise.
1461 (is_overflow_infinity): Likewise.
1462 (stmt_overflow_infinity): Likewise.
1463 (overflow_infinity_range_p): Likewise.
1464 (usable_range_p): Remove as always returning true.
1465 (make_overflow_infinity): Remove.
1466 (negative_overflow_infinity): Likewise.
1467 (positive_overflow_infinity): Likewise.
1468 (avoid_overflow_infinity): Likewise.
1469 (set_value_range): Adjust accordingly.
1470 (set_value_range_to_nonnegative): Likewise, remove now unused
1471 overflow_infinity arg.
1472 (vrp_operand_equal_p): Adjust.
1473 (update_value_range): Likewise.
1474 (range_int_cst_singleton_p): Likewise.
1475 (operand_less_p): Likewise.
1476 (compare_values_warnv): Likewise.
1477 (extract_range_for_var_from_comparison_expr): Likewise.
1478 (vrp_int_const_binop): Likewise.
1479 (zero_nonzero_bits_from_vr): Likewise.
1480 (extract_range_from_multiplicative_op_1): Likewise.
1481 (extract_range_from_binary_expr_1): Likewise.
1482 (extract_range_from_unary_expr): Likewise.
1483 (extract_range_from_comparison): Likewise.
1484 (extract_range_basic): Likewise.
1485 (adjust_range_with_scev): Likewise.
1486 (compare_ranges): Likewise.
1487 (compare_range_with_value): Likewise.
1488 (dump_value_range): Likewise.
1489 (test_for_singularity): Likewise, remove strict_overflow_p parameter
1491 (simplify_cond_using_ranges): Adjust.
1493 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
1495 * brig-builtins.def: Added a builtin for class_f64.
1496 * builtin-types.def: Added a builtin type needed by class_f64.
1498 2017-05-03 Jason Merrill <jason@redhat.com>
1500 * timevar.def: Add TV_CONSTEXPR.
1502 2017-05-03 David Malcolm <dmalcolm@redhat.com>
1504 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
1506 2017-05-03 Martin Jambor <mjambor@suse.cz>
1508 * ipa-prop.c (ipa_update_after_lto_read): Removed.
1509 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
1510 * ipa-cp.c (ipcp_propagate_stage): Do not call
1511 ipa_update_after_lto_read.
1512 * ipa-inline.c (ipa_inline): Likewise.
1514 2017-05-03 Martin Jambor <mjambor@suse.cz>
1516 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
1517 tag. Added a default constructor and a destructor.
1518 (ipa_edge_args_sum_t): New class;
1519 (ipa_edge_args_sum): Declare.
1520 (ipa_edge_args_vector): Remove declaration.
1521 (IPA_EDGE_REF): Use ipa_edge_args_sum.
1522 (ipa_free_edge_args_substructures): Remove declaration.
1523 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
1524 (ipa_edge_args_info_available_for_edge_p): Likewise.
1525 * ipa-prop.c (ipa_edge_args_vector): Removed.
1526 (edge_removal_hook_holder): Likewise.
1527 (edge_duplication_hook_holder): Likewise.
1528 (ipa_edge_args_sum): New variable.
1529 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
1530 ipa_edge_args_vector.
1531 (ipa_free_edge_args_substructures): Likewise.
1532 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
1533 ipa_edge_args_vector.
1534 (ipa_edge_removal_hook): Turned into method
1535 ipa_edge_args_sum_t::remove.
1536 (ipa_edge_duplication_hook): Turned into method
1537 ipa_edge_args_sum_t::duplicate.
1538 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
1539 registering edge hooks.
1540 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
1541 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
1542 ipa_edge_args_sum instead of ipa_edge_args_vector.
1543 * ipa-profile.c (ipa_profile): Likewise.
1545 2017-05-03 Martin Jambor <mjambor@suse.cz>
1547 * symbol-summary.h (function_summary): New method exists.
1548 (function_summary::symtab_removal): Deallocate through release.
1549 (call_summary): New class.
1550 (gt_ggc_mx): New overload.
1551 (gt_pch_nx): Likewise.
1552 (gt_pch_nx): Likewise.
1554 2017-05-03 Jeff Law <law@redhat.com>
1556 PR tree-optimization/78496
1557 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
1558 from simplify_cond_using_ranges. Split off code to walk
1559 backwards through casts into ...
1560 (simplify_cond_using_ranges_2): New function.
1561 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
1562 (execute_vrp): After identifying jump threads, call
1563 simplify_cond_using_ranges_2.
1565 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
1568 * ipa-inline.h (inline_summary): Add ctor.
1569 (create_ggc): Do not use ggc_cleared_alloc.
1571 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
1572 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1574 * gcc.c (handle_braces): Support escaping in switch matching
1576 * doc/invoke.texi (Spec Files): Document it.
1577 Remove superfluous @code markup in items.
1579 2017-05-03 David Malcolm <dmalcolm@redhat.com>
1581 * diagnostic-show-locus.c (struct column_range): New struct.
1582 (get_affected_columns): New function.
1583 (get_printed_columns): New function.
1584 (struct correction): New struct.
1585 (correction::ensure_capacity): New function.
1586 (correction::ensure_terminated): New function.
1587 (struct line_corrections): New struct.
1588 (line_corrections::~line_corrections): New dtor.
1589 (line_corrections::add_hint): New function.
1590 (layout::print_trailing_fixits): Reimplement in terms of the new
1592 (selftest::test_overlapped_fixit_printing): New function.
1593 (selftest::diagnostic_show_locus_c_tests): Call it.
1595 2017-05-03 Nathan Sidwell <nathan@acm.org>
1597 Canonicalize canonical type hashing
1598 * tree.h (type_hash_canon_hash): Declare.
1599 * tree.c (type_hash_list, attribute_hash_list): Move into
1600 type_hash_canon_hash.
1601 (build_type_attribute_qual_variant): Break out hash code calc into
1602 type_hash_canon_hash.
1603 (type_hash_canon_hash): New. Generic type hash computation.
1604 (build_range_type_1, build_array_type_1, build_function_type,
1605 build_method_type_directly, build_offset_type, build_complex_type,
1606 make_vector_type): Call it.
1608 2017-05-03 Richard Biener <rguenther@suse.de>
1610 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1611 When all DRs have unknown misaligned do not always peel
1612 when there is a store but apply the same costing model as if
1613 there were only loads.
1615 2017-05-03 Richard Biener <rguenther@suse.de>
1618 PR tree-optimization/80492
1619 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1620 compare_base_decls returning dont-know properly.
1622 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
1624 * config/arm/iterators.md (CCSI): New mode iterator.
1625 (arch): New mode attribute.
1626 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
1627 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
1628 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
1629 code iterator for success result mode.
1630 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
1631 the corresponding new insn generators.
1633 2017-05-03 Bin Cheng <bin.cheng@arm.com>
1636 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1637 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
1639 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
1641 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
1642 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
1643 (DDR_A): Wrap DDR argument in brackets.
1644 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
1645 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
1646 (DDR_REVERSED_P): Likewise.
1648 2017-05-03 Jakub Jelinek <jakub@redhat.com>
1650 PR tree-optimization/79472
1651 * tree-switch-conversion.c (struct switch_conv_info): Add
1652 contiguous_range and default_case_nonstandard fields.
1653 (collect_switch_conv_info): Compute contiguous_range and
1654 default_case_nonstandard fields, don't clear final_bb if
1655 contiguous_range and only the default case doesn't have the required
1657 (check_all_empty_except_final): Set default_case_nonstandard instead
1658 of failing if contiguous_range and the default case doesn't have empty
1660 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
1661 and only the default case doesn't have the required constants. Skip
1663 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
1664 if default_case_nonstandard.
1665 (build_constructors): Build constant 1 just once. Assert that default
1666 values aren't inserted in between cases if contiguous_range. Skip
1668 (build_arrays): Skip virtual phis.
1669 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
1670 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
1671 Handle virtual phis.
1672 (gen_inbound_check): Handle default_case_nonstandard case.
1673 (process_switch): Adjust check_final_bb caller. Call
1674 gather_default_values with the first non-default case instead of
1675 default case if default_case_nonstandard.
1677 2017-05-02 Nathan Sidwell <nathan@acm.org>
1679 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
1680 check. Fix formatting.
1682 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
1684 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
1685 errors when comparing specialized and unspecialized times.
1687 2017-05-02 David Malcolm <dmalcolm@redhat.com>
1689 * diagnostic-show-locus.c
1690 (layout::should_print_annotation_line_p): Make private.
1691 (layout::print_annotation_line): Make private.
1692 (layout::annotation_line_showed_range_p): Make private.
1693 (layout::show_ruler): Make private.
1694 (layout::print_source_line): Make private. Pass in line and
1695 line_width, rather than calling location_get_source_line. Drop
1697 (layout::print_leading_fixits): New method.
1698 (layout::print_any_fixits): Rename to...
1699 (layout::print_trailing_fixits): ...this, and make private.
1700 Don't print newline fixits.
1701 (diagnostic_show_locus): Move logic for printing one row into...
1702 (layout::print_line): ...this new function. Move the
1703 location_get_source_line call and error-handling from
1704 print_source_line to here. Call print_leading_fixits, and rename
1705 print_any_fixits to print_trailing_fixits.
1706 (selftest::test_fixit_insert_containing_newline): Update now that
1707 newlines are partially supported.
1708 (selftest::test_fixit_insert_containing_newline_2): New test.
1709 (selftest::test_fixit_replace_containing_newline): Update comments.
1710 (selftest::diagnostic_show_locus_c_tests): Call the new test.
1711 * edit-context.c (class added_line): New class.
1712 (class edited_line): Describe newline handling in comment.
1713 (edited_line::actually_edited_p): New method.
1714 (edited_line::print_content): Delete redundant decl.
1715 (edited_line::m_predecessors): New field.
1716 (edited_file::print_content): Call edited_line::print_content.
1717 (edited_file::print_diff): Update to support newlines.
1718 (edited_file::print_diff_hunk): Likewise.
1719 (edited_file::print_run_of_changed_lines): New function.
1720 (edited_file::print_diff_line): Convert to...
1721 (print_diff_line): ...this.
1722 (edited_file::get_effective_line_count): New function.
1723 (edited_line::edited_line): Initialize new field m_predecessors.
1724 (edited_line::~edited_line): Clean up m_predecessors.
1725 (edited_line::apply_fixit): Handle newlines.
1726 (edited_line::get_effective_line_count): New function.
1727 (edited_line::print_content): New function.
1728 (edited_line::print_diff_lines): New function.
1729 (selftest::test_applying_fixits_insert_containing_newline): New
1731 (selftest::test_applying_fixits_replace_containing_newline): New
1733 (selftest::insert_line): New function.
1734 (selftest::test_applying_fixits_multiple_lines): Add example of
1736 (selftest::edit_context_c_tests): Call the new tests.
1738 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1740 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
1741 parameter cand. Update dump information.
1742 (get_computation_cost): Update uses.
1744 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1746 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
1747 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
1748 (get_computation_at, rewrite_use_address): Update use of
1749 get_computation_aff.
1751 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1753 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
1754 (get_computation): Delete.
1755 (get_computation_cost): Implement like get_computation_cost_at.
1756 Use get_computation_at.
1757 (get_computation_cost_at): Delete.
1758 (rewrite_use_nonlinear_expr): Use get_computation_at.
1759 (rewrite_use_compare, remove_unused_ivs): Ditto.
1761 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1763 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
1765 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1767 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
1768 (ivopts_global_cost_for_size): Rename parameter and update uses.
1769 (iv_ca_recount_cost): Update uses.
1770 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
1771 candidates seperately in n_invs and n_cands.
1772 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
1774 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1776 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
1777 (find_inv_vars_cb): New.
1778 (find_depends): Renamed to ...
1779 (find_inv_vars): ... this.
1780 (add_candidate_1, force_var_cost): Call find_inv_vars.
1781 (split_address_cost, determine_group_iv_cost_cond): Ditto.
1783 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1785 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
1786 inv_vars. Add inv_exprs.
1787 (struct iv_cand): Rename depends_on to inv_vars.
1788 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
1789 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
1790 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
1791 (dump_cand): Dump inv_vars.
1792 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
1793 (record_invariant, find_depends, add_candidate_1): Ditto.
1794 (set_group_iv_cost, force_var_cost): Ditto.
1795 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
1796 (get_computation_cost_at, get_computation_cost): Ditto.
1797 (determine_group_iv_cost_generic): Ditto.
1798 (determine_group_iv_cost_address): Ditto.
1799 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
1800 (determine_group_iv_costs): Ditto.
1801 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
1802 (iv_ca_set_remove_invariants): Renamed to ...
1803 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
1804 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
1805 (iv_ca_set_add_invariants): Renamed to ...
1806 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
1807 (iv_ca_set_cp): Use iv_ca_set_add_invs.
1808 (iv_ca_has_deps): Support inv_vars and inv_exprs.
1809 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
1810 (create_new_ivs): Remove useless dump.
1812 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1814 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
1816 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
1817 (iv_ca_set_no_cp, create_new_iv): Ditto.
1819 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1821 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
1823 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
1825 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
1826 function tree_check2.
1828 2017-05-02 Martin Liska <mliska@suse.cz>
1830 * doc/gcov.texi: Add missing preposition.
1831 * gcov.c (function_info::function_info): Properly fill up
1832 all member variables.
1834 2017-05-02 Tamar Christina <tamar.christina@arm.com>
1836 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
1838 2017-05-02 Tamar Christina <tamar.christina@arm.com>
1840 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
1842 2017-05-02 Martin Liska <mliska@suse.cz>
1845 * lto-streamer-in.c (lto_read_tree_1): Remove
1847 * lto-streamer.c (struct tree_hash_entry): Likewise.
1848 (struct tree_entry_hasher): Likewise.
1849 (tree_entry_hasher::hash): Likewise.
1850 (tree_entry_hasher::equal): Likewise.
1851 (lto_streamer_init): Likewise.
1852 (lto_orig_address_map): Likewise.
1853 (lto_orig_address_get): Likewise.
1854 (lto_orig_address_remove): Likewise.
1855 * lto-streamer.h: Likewise.
1856 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
1857 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
1859 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
1861 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
1862 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
1863 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
1864 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
1865 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
1866 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
1867 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
1868 (mm_maskz_sub_ss): New intrinsics.
1869 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1870 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
1871 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
1872 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
1873 (__builtin_ia32_subss_mask_round): New builtins.
1874 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1875 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
1876 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
1878 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
1879 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
1881 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
1884 2017-05-02 Martin Jambor <mjambor@suse.cz>
1886 PR tree-optimization/78687
1887 * tree-sra.c (access): New field parent.
1888 (process_subtree_disqualification): New function.
1889 (disqualify_candidate): Call it.
1890 (build_accesses_from_assign): Reset write flag if creating an
1892 (build_access_subtree): Fill in parent field and also prpagate
1893 down grp_write flag.
1894 (create_artificial_child_access): New parameter set_grp_write, set
1895 grp_write to its value.
1896 (propagate_subaccesses_across_link): Also propagate grp_write flag
1898 (propagate_all_subaccesses): Push the closest parent back to work
1899 queue if add_access_to_work_queue returned true.
1901 2017-05-02 Richard Biener <rguenther@suse.de>
1903 * common.opt (fstrict-overflow): Alias negative to fwrapv.
1904 * doc/invoke.texi (fstrict-overflow): Remove all traces of
1905 -fstrict-overflow documentation.
1906 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
1907 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
1908 flag_strict_overflow.
1909 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
1910 * lto-opts.c (lto_write_options): Do not stream it.
1911 * lto-wrapper.c (merge_and_complain): Do not handle it.
1912 * opts.c (default_options_table): Do not set -fstrict-overflow.
1913 (finish_options): Likewise do not clear it when sanitizing.
1914 * simplify-rtx.c (simplify_const_relational_operation): Do not
1915 test flag_strict_overflow.
1917 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
1919 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
1920 using enabled attribute.
1921 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
1922 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
1923 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
1924 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
1925 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
1926 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
1927 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
1928 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
1929 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
1930 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
1932 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
1934 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
1936 2017-05-02 Richard Biener <rguenther@suse.de>
1938 PR tree-optimization/80591
1940 2017-04-10 Richard Biener <rguenther@suse.de>
1942 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1945 2017-05-02 Richard Biener <rguenther@suse.de>
1947 PR tree-optimization/80549
1948 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
1949 (cleanup_tree_cfg_noloop): Create forwarders to known loop
1950 headers if they do not have a preheader.
1952 2017-05-02 Martin Liska <mliska@suse.cz>
1955 * common.opt: Fix typo.
1956 * doc/invoke.texi: Likewise.
1958 2017-05-01 Jan Beulich <jbeulich@suse.com>
1960 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
1961 swapping, add (x,x,m,x,n) alternative.
1963 2017-05-01 Nathan Sidwell <nathan@acm.org>
1965 * calls.c (combine_pending_stack_adjustment_and_call): Remove
1966 unnecessary unadjusted_alignment check.
1968 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
1971 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
1973 * gimplify.c (gimplify_cilk_detach): New function.
1974 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
1975 * tree-core.h: Document EXPR_CILK_SPAWN.
1976 * tree.h (EXPR_CILK_SPAWN): Define.
1978 2017-05-01 David Malcolm <dmalcolm@redhat.com>
1980 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
1981 to use new fixit_hint representation, using the "replace" logic.
1982 (get_line_span_for_fixit_hint): Likewise.
1983 (layout::print_any_fixits): Likewise.
1984 (selftest::test_one_liner_many_fixits): Rename to...
1985 (selftest::test_one_liner_many_fixits_1): ...this, and update
1986 comment and expected output to reflect that the multiple fix-it
1987 hints are now consolidated into one insertion.
1988 (selftest::test_one_liner_many_fixits_2): New test.
1989 (selftest::test_diagnostic_show_locus_one_liner): Update for
1991 (selftest::test_fixit_consolidation): Update for fix-it API
1993 * diagnostic.c (print_parseable_fixits): Likewise.
1994 * edit-context.c (edited_line::m_line_events): Convert from
1995 auto_vec <line_event *> to auto_vec <line_event>.
1996 (class line_event): Convert from abstract base class to a concrete
1997 class, taking over the role of replace_event.
1998 (class insert_event): Delete.
1999 (class replace_event): Rename to class line_event. Convert to
2001 (edit_context::add_fixits): Reimplement.
2002 (edit_context::apply_insert): Delete.
2003 (edit_context::apply_replace): Rename to...
2004 (edit_context::apply_fixit): ...this. Convert to half-open range.
2005 (edited_file::apply_insert): Delete.
2006 (edited_file::apply_replace): Rename to...
2007 (edited_file::apply_fixit): ...this.
2008 (edited_line::~edited_line): Drop deletion of events.
2009 (edited_line::apply_insert): Delete.
2010 (edited_line::apply_replace): Rename to...
2011 (edited_line::apply_fixit): ...this. Convert to half-open range.
2012 Update for change to type of m_line_events.
2013 * edit-context.h (edit_context::apply_insert): Delete.
2014 (edit_context::apply_replace): Rename to...
2015 (edit_context::apply_fixit): ...this.
2017 2017-05-01 Martin Sebor <msebor@redhat.com>
2019 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
2022 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
2025 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
2026 __get_cpuid_max returns 0.
2027 (__get_cpuid_count): Ditto.
2029 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
2031 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
2032 replacement expression is another instance of one of its arguments.
2034 2017-05-01 Jakub Jelinek <jakub@redhat.com>
2037 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
2038 check for stack push/pop autoinc.
2039 * config/i386/i386.c (ix86_agi_dependent): Return false
2040 if the only reason why modified_in_p returned true is that
2041 addr is SP based and set_insn is a push or pop.
2043 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
2045 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
2048 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
2051 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
2052 (account_size_time): Use two predicates - exec_pred and
2054 (evaluate_conditions_for_known_args): Compute both clause and
2056 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
2057 (inline_summary_t::duplicate): Update.
2058 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
2060 (compute_inline_parameters): Likewise.
2061 (estimate_edge_size_and_time): Update caluclation of time.
2062 (estimate_node_size_and_time): Compute both time and nonspecialized
2064 (estimate_ipcp_clone_size_and_time): Update.
2065 (inline_merge_summary): Update.
2066 (do_estimate_edge_time): Update.
2067 (do_estimate_edge_size): Update.
2068 (do_estimate_edge_hints): Update.
2069 (inline_read_section, inline_write_summary): Stream both new predicates.
2070 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
2072 (compute_inlined_call_time): Cleanup.
2073 (big_speedup_p): Update.
2074 (edge_badness): Update.
2075 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
2076 (size_time_entry): Replace predicate by exec_predicate and
2078 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
2079 (estimate_edge_time): Return also nonspec_time.
2080 (reset_edge_growth_cache): Update.
2082 2017-04-29 Jakub Jelinek <jakub@redhat.com>
2084 PR rtl-optimization/80491
2085 * ifcvt.c (noce_process_if_block): When looking for x setter
2086 with missing else_bb, don't check only the insn right before
2087 cond_earliest, but look for the last insn that x is modified in
2090 PR rtl-optimization/80491
2091 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
2093 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
2095 PR tree-optimization/80487
2096 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
2098 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2100 PR tree-optimization/79697
2101 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
2102 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
2103 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
2105 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
2106 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
2108 2017-04-28 Martin Sebor <msebor@redhat.com>
2110 PR tree-optimization/80523
2111 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
2112 (init_target_to_host_charmap, target_to_host, target_strtol10): New
2114 (maybe_warn, format_directive, parse_directive): Use new functions.
2115 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
2117 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
2119 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
2121 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
2123 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
2124 target_header_dir): Set correctly.
2125 * configure: Regenerated.
2126 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2127 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2128 instead of SYSTEM_HEADER_DIR.
2130 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
2132 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
2133 (estimate_local_effects): Likewise.
2134 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
2135 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
2136 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
2137 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
2138 do_estimate_edge_time, estimate_edge_time): Likewise.
2139 * ipa-inline-analysis.c (estimate_node_size_and_time,
2140 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
2141 (estimate_time_after_inlining): Remove.
2143 2017-04-28 Martin Liska <mliska@suse.cz>
2145 * doc/gcov.texi: Enhance documentation of gcov.
2147 2017-04-28 Martin Liska <mliska@suse.cz>
2149 * doc/gcov.texi: Sort options in alphabetic order.
2150 * doc/gcov-dump.texi: Likewise.
2151 * doc/gcov-tool.texi: Likewise.
2152 * gcov.c (print_usage): Likewise.
2153 * gcov-dump.c (print_usage): Likewise.
2154 * gcov-tool.c (print_merge_usage_message): Likewise.
2155 (print_rewrite_usage_message): Likewise.
2156 (print_overlap_usage_message): Likewise.
2158 2017-04-28 Martin Liska <mliska@suse.cz>
2160 PR gcov-profile/53915
2161 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
2163 2017-04-28 Martin Liska <mliska@suse.cz>
2165 PR gcov-profile/79891
2166 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
2167 is marked by compiler as living on a line.
2168 (get_cycles_count): Remove usage of the union.
2169 (output_intermediate_file): Likewise.
2170 (find_source): Fix GNU coding style.
2171 (accumulate_line_counts): Remove old non-all block mode.
2172 (output_lines): Remove usage of the union.
2173 * profile.c (output_location): Include all BBs, even if
2174 belonging to a same line (and file) as a previous BB.
2176 2017-04-28 Martin Liska <mliska@suse.cz>
2178 * gcov.c (process_args): Handle new argument 'w'.
2179 (read_graph_file): Assign ID to BBs.
2180 (output_branch_count): Display BB # if verbose flag is set.
2181 (output_lines): Likewise for arcs.
2182 (print_usage): Add '--verbose' option help.
2183 * doc/gcov.texi: Document --verbose (-w) option.
2185 2017-04-28 Martin Liska <mliska@suse.cz>
2187 * gcov.c (struct block_location_info): New struct.
2188 (process_file): Fill up the new structure.
2189 (read_graph_file): Replace usage of encoding by the newly added
2191 (add_line_counts): Likewise.
2192 (accumulate_line_counts): Remove usage of the union.
2193 (function_info::function_info): New function.
2194 (function_info::~function_info): Likewise.
2195 (process_file): Call delete instead of release_function.
2196 (release_function): Release the function.
2197 (release_structures): Call delete instead of release_function.
2198 (solve_flow_graph): Replace usage of num_blocks.
2199 (find_exception_blocks): Likewise.
2200 (output_lines): Fix GNU coding style.
2202 2017-04-28 Martin Liska <mliska@suse.cz>
2205 * coverage.c (coverage_remove_note_file): New function.
2206 * coverage.h: Declare the function.
2207 * toplev.c (finalize): Clean if an error has been seen.
2209 2017-04-28 Martin Liska <mliska@suse.cz>
2211 PR gcov-profile/80031
2212 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
2213 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
2214 * gcov.c (read_graph_file): Read just number of blocks.
2215 * profile.c (branch_prob): Do not stream 0 flags per a basic
2218 2017-04-28 Martin Liska <mliska@suse.cz>
2220 * gcov-dump.c (tag_*): Add new argument to declarations.
2221 (dump_gcov_file): Likewise.
2222 (tag_blocks): Add and use new argument depth.
2223 (tag_arcs): Likewise.
2224 (tag_lines): Likewise.
2225 (tag_counters): Likewise.
2226 (tag_summary): Likewise.
2227 (dump_working_sets): Use depth to do a proper indentation.
2229 2017-04-28 Jakub Jelinek <jakub@redhat.com>
2232 * cgraph.h (symtab_node::debug_symtab): No longer inline.
2233 * symtab.c (symtab_node::debug_symtab): Move definition here.
2235 2017-04-28 Richard Biener <rguenther@suse.de>
2237 * lto-streamer.h (LTO_major_version): Bump to 7.
2239 2017-04-28 Richard Biener <rguenther@suse.de>
2241 * tree-vrp.c (assert_info): New struct.
2242 (add_assert_info): New helper.
2243 (register_edge_assert_for_2): Refactor to add asserts to a vector
2245 (register_edge_assert_for_1): Likewise.
2246 (register_edge_assert_for): Likewise.
2247 (finish_register_edge_assert_for): New helper actually registering
2248 asserts where live on edge.
2249 (find_conditional_asserts): Adjust.
2250 (find_switch_asserts): Likewise.
2251 (evrp_dom_walker::try_find_new_range): Generalize.
2252 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
2254 2017-04-27 Marek Polacek <polacek@redhat.com>
2257 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
2258 arg10 and arg11 to itype.
2260 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
2262 * doc/extend.texi (Object Size Checking): Improve grammar.
2264 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
2267 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
2268 that the logic for permitting reciprocal estimates matches that
2271 2017-04-27 Jakub Jelinek <jakub@redhat.com>
2274 * tree.c (type_cache_hasher::equal): Only compare
2275 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
2276 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
2277 non-aggregate element types.
2278 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
2279 about the flag on ARRAY_TYPEs in the comment, formatting fix.
2281 2017-04-27 Richard Biener <rguenther@suse.de>
2284 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
2285 stripping ARRAY_REFs from MEM_EXPR make sure we're not
2286 keeping a reference to a trailing array.
2288 2017-04-27 Richard Biener <rguenther@suse.de>
2291 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
2292 being in loop-closed SSA form conservatively.
2293 (chrec_fold_multiply_poly_poly): Likewise.
2295 2017-04-27 Tamar Christina <tamar.christina@arm.com>
2298 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
2299 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
2301 2017-04-27 Jakub Jelinek <jakub@redhat.com>
2304 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
2305 (aarch64_function_arg_alignment): Return unsigned int again, but still
2306 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
2307 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
2308 Don't emit -Wpsabi note.
2309 (aarch64_function_arg_boundary): Likewise.
2310 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
2313 2017-04-26 Nathan Sidwell <nathan@acm.org>
2315 * tree.h (crc32_unsigned_n): Declare.
2316 (crc32_unsigned, crc32_unsigned): Make inline.
2317 * tree.c (crc32_unsigned_bits): Replace with ...
2318 (crc32_unsigned_n): ... this.
2319 (crc32_unsigned, crc32_byte): Remove.
2320 (crc32_string): Remove unnecessary braces.
2322 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
2324 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
2325 * ipa-inline-analysis.c (MAX_TIME): Remove.
2326 (account_size_time): Use sreal for time.
2327 (dump_inline_summary): Update.
2328 (estimate_function_body_sizes): Update.
2329 (estimate_edge_size_and_time): Update.
2330 (estimate_calls_size_and_time): Update.
2331 (estimate_node_size_and_time): Update.
2332 (inline_merge_summary): Update.
2333 (inline_update_overall_summary): Update.
2334 (estimate_time_after_inlining): Update.
2335 (inline_read_section): Update.
2336 (inline_write_summary): Update.
2337 * ipa-inline.c (compute_uninlined_call_time): Update.
2338 (compute_inlined_call_time): Update.
2339 (recursive_inlining): Update.
2340 (inline_small_functions): Update.
2341 (dump_overall_stats): Update.
2342 * ipa-inline.h: Include sreal.h.
2343 (size_time_entry): Turn time to sreal.
2344 (inline_summary): Turn self_time nad time to sreal.
2346 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
2348 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
2350 (sreal::stream_out, sreal::stream_in): New.
2351 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
2353 2017-04-25 Jakub Jelinek <jakub@redhat.com>
2355 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
2358 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
2361 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
2363 (dimode_scalar_chain::compute_convert_gain): Ditto.
2364 (dimode_scalar_chain::make_vector_copies): Ditto.
2365 (dimode_scalar_chain::convert_reg): Ditto.
2366 (dimode_scalar_chain::convert_insn): Ditto.
2367 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
2368 (VI248_AVX512BW_1): New mode iterator.
2369 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
2370 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
2373 2017-04-25 Martin Sebor <msebor@redhat.com>
2375 PR tree-optimization/80497
2376 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
2377 constants are representable in HOST_WIDE_INT.
2378 (parse_directive): Ditto.
2380 2017-04-25 Martin Sebor <msebor@redhat.com>
2383 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
2384 (new_zero_array): Adjust signature.
2385 (dom_info::dom_init): Used unsigned rather that size_t.
2386 (dom_info::dom_info): Same.
2388 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2389 Jakub Jelinek <jakub@redhat.com>
2392 * config/arm/arm.c: Include gimple.h.
2393 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
2394 returns negative, increment ncrn only if it returned positive.
2395 (arm_needs_doubleword_align): Return int instead of bool,
2396 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
2397 members, but if there is any such non-FIELD_DECL
2398 > PARM_BOUNDARY aligned decl, return -1 instead of false.
2399 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
2400 returns negative, increment nregs only if it returned positive.
2401 (arm_setup_incoming_varargs): Likewise.
2402 (arm_function_arg_boundary): Emit -Wpsabi note if
2403 arm_needs_doubleword_align returns negative, return
2404 DOUBLEWORD_ALIGNMENT only if it returned positive.
2406 2017-04-25 Marek Polacek <polacek@redhat.com>
2409 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
2410 first argument to type.
2412 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
2415 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
2416 type checks to test for compatibility instead of equality.
2418 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2419 Jakub Jelinek <jakub@redhat.com>
2422 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
2424 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
2425 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
2426 the alignment computation, but return their maximum in warn_alignment.
2427 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
2428 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
2430 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
2431 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
2434 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2436 * config/arc/simdext.md (dmpyh): Fix typo.
2438 2017-04-25 Richard Biener <rguenther@suse.de>
2440 PR tree-optimization/80492
2441 * alias.c (compare_base_decls): Handle registers with asm
2442 specification conservatively.
2443 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
2444 compare_base_decls returning dont-know properly.
2446 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2448 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
2449 (legitimate_offset_address_p): New function.
2450 (arc_legitimate_address_p): Use above function.
2452 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2454 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
2456 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2458 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
2459 ACCH registers whenever they are available.
2461 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2463 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
2464 double regs fix when not used.
2466 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2468 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
2470 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
2471 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
2473 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2475 * config/arc/arc.c (arc_output_addsi): Check for h-register class
2476 when emitting short ADD instructions.
2478 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2480 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
2482 (cmpsi_cc_c_insn): Likewise.
2483 (cbranchsi4_scratch): Compute proper instruction length using
2484 compact_hreg_operand.
2485 * config/arc/predicates.md (compact_hreg_operand): New predicate.
2487 2017-04-25 Richard Biener <rguenther@suse.de>
2490 * passes.c (pass_manager::pass_manager): Initialize
2493 2017-04-25 Richard Biener <rguenther@suse.de>
2495 PR tree-optimization/79201
2496 * tree-ssa-sink.c (statement_sink_location): Handle calls.
2498 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2501 * config/s390/vector.md: Split MEM->GPR vector moves for
2502 non-s_operand addresses.
2504 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2507 * config/s390/predicates.md (reload_const_wide_int_operand): New
2509 * config/s390/s390.md ("movti"): Remove d/P alternative.
2510 ("movti_bigconst"): New pattern definition.
2512 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
2515 * s390-protos.h (s390_expand_cs_hqi): Removed.
2516 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
2517 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
2518 modes as well as CCZ1mode and CCZmode.
2519 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
2520 signature of s390_emit_compare_and_swap.
2521 (s390_expand_cs_hqi): Likewise, make static.
2522 (s390_expand_cs_tdsi): Generate an explicit compare before trying
2523 compare-and-swap, in some cases.
2524 (s390_expand_cs): Wrapper function.
2525 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
2527 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
2528 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
2529 patterns for small and large integers. Forbid symref memory operands.
2530 Move expander to s390.c. Require cc register.
2531 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
2532 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
2533 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
2534 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
2535 symref memory operands. Remove CC mode and call s390_match_ccmode
2537 ("atomic_exchange<mode>"): Allow and implement all integer modes.
2539 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
2541 * config/s390/s390.md (define_peephole2): New peephole to help
2542 combining the load-and-test pattern with volatile memory.
2544 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
2546 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
2547 with CCZmode for TARGET_Z196.
2549 2017-04-25 Jakub Jelinek <jakub@redhat.com>
2551 PR rtl-optimization/80501
2552 * combine.c (make_compound_operation_int): Set subreg_code to SET
2553 even for AND with mask of the sign bit of mode.
2555 PR rtl-optimization/80500
2556 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
2557 sum's initial value.
2559 2017-04-25 Julian Brown <julian@codesourcery.com>
2560 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2562 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
2564 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
2566 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
2568 2017-04-25 Julian Brown <julian@codesourcery.com>
2569 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2571 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
2572 (thunderx2t99_sha): New Reservation.
2574 2017-04-25 Julian Brown <julian@codesourcery.com>
2575 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2577 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
2578 type for 1-element load.
2580 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
2582 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
2584 2017-04-24 Martin Jambor <mjambor@suse.cz>
2586 PR tree-optimization/80293
2587 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
2588 char arrays not totally scalarizable if it is false.
2589 (analyze_all_variable_accesses): Pass correct value in the new
2590 parameter. Add a statistics counter.
2592 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
2595 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
2597 2017-04-24 Richard Biener <rguenther@suse.de>
2599 PR tree-optimization/80494
2600 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
2601 out for complex types.
2603 2017-04-24 Richard Biener <rguenther@suse.de>
2605 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
2606 * tree-ssa-sccvn.c (print_scc): Print SCC size.
2607 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
2608 (DFS): Adjust and never fail.
2609 (sccvn_dom_walker::fail): Remove.
2610 (sccvn_dom_walker::before_dom_children): Adjust.
2611 (run_scc_vn): Likewise and never fail.
2612 * tree-ssa-pre.c (pass_pre::execute): Adjust.
2613 (pass_fre::execute): Likewise.
2615 2017-04-24 Richard Biener <rguenther@suse.de>
2617 PR tree-optimization/79725
2618 * tree-ssa-sink.c (statement_sink_location): Return whether
2619 failure reason was zero uses. Move that check later.
2620 (sink_code_in_bb): Deal with zero uses by removing the stmt
2623 2017-04-24 Richard Biener <rguenther@suse.de>
2626 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
2627 pointer-based references.
2629 2017-04-24 Richard Biener <rguenther@suse.de>
2632 * pass_manager.h (pass_manager::operator new): Remove.
2633 (pass_manager::operator delete): Likewise.
2634 * passes.c (pass_manager::operator new): Remove.
2635 (pass_manager::operator delete): Likewise.
2636 (pass_manager::pass_manager): Zero individual pass members.
2638 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
2641 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
2642 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
2643 Check "XEXP (src, 1)" operand here.
2644 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
2645 Check "XEXP (src, 1)" operand here.
2646 (dimode_scalar_chain::make_vector_copies): Detect count register
2647 of a shift instruction. Zero extend count register from QImode
2648 to DImode to satisfy vector shift pattern count operand predicate.
2649 Substitute vector shift count operand with a DImode copy.
2650 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
2653 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
2655 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
2656 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
2657 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
2658 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
2659 (UNSPEC_NOREX_MEM): Remove definition.
2661 2017-04-21 Richard Biener <rguenther@suse.de>
2663 PR tree-optimization/79547
2664 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2665 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
2666 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
2667 without any constraints.
2669 2017-04-21 Richard Biener <rguenther@suse.de>
2671 PR tree-optimization/78847
2672 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
2674 2017-04-21 Richard Biener <rguenther@suse.de>
2676 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
2677 (build_distinct_type_copy): Likewise.
2678 (build_variant_type_copy): Likewise.
2679 * tree.c (build_qualified_type): Pass down mem-stat info.
2680 (build_distinct_type_copy): Likewise.
2681 (build_variant_type_copy): Likewise.
2683 2017-04-21 Richard Biener <rguenther@suse.de>
2685 PR tree-optimization/80237
2686 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
2688 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
2689 for a simplified result.
2691 2016-04-21 Richard Biener <rguenther@suse.de>
2693 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
2694 sth as strict as a simple_iv but a chrec without symbols and an
2695 operand defined in the loop we are peeling (and not some subloop).
2696 (propagate_constants_for_unrolling): Propagate all constants.
2698 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
2701 * config/i386/i386.c (print_reg): Remove assert for disalowed
2702 regno values, call output_operand_lossage instead.
2704 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
2707 * config/i386/constraints.md (Yc): New register constraint.
2708 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
2709 Use Yc constraint for alternative 2 of operand 0. Remove
2710 preferred_for_speed attribute.
2712 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
2714 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
2715 lastprivate clauses in SIMT case.
2717 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
2719 * doc/invoke.texi (-Wextra-semi): Document new warning option.
2721 2017-04-20 Richard Biener <rguenther@suse.de>
2723 PR tree-optimization/57796
2724 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
2726 (vect_model_load_cost): Cost gathers as N scalar loads.
2728 2017-04-20 Richard Biener <rguenther@suse.de>
2730 * ggc-page.c (ggc_allocated_p): Rename to ...
2731 (safe_lookup_page_table_entry): ... this and return the lookup
2733 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
2735 2017-04-20 Richard Biener <rguenther@suse.de>
2737 PR tree-optimization/80453
2738 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
2739 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
2740 from the conditions.
2741 (vn_phi_eq): Pass them down.
2742 (vn_phi_lookup): Record them.
2743 (vn_phi_insert): Likewise.
2745 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
2747 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
2748 uninitialized variable warning to avoid buffer overrun.
2750 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
2753 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
2754 is suppressed for '{ 0 }' in C.
2756 2017-04-20 Jakub Jelinek <jakub@redhat.com>
2758 * BASE-VER: Set to 8.0.0.
2760 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
2762 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
2763 priority .init_array and .fini_array section with SECTION_NOTYPE
2766 2017-04-20 Jakub Jelinek <jakub@redhat.com>
2769 * tree.h (build_array_type): Add typeless_storage default argument.
2770 * tree.c (type_cache_hasher::equal): Also compare
2771 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
2772 (build_array_type): Add typeless_storage argument, set
2773 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
2775 (build_nonshared_array_type): Adjust build_array_type_1 caller.
2776 (build_array_type): Likewise. Add typeless_storage argument.
2778 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
2779 Jakub Jelinek <jakub@redhat.com>
2781 PR tree-optimization/80426
2782 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
2783 operation on symbolic operands, also compute the overflow for the
2784 invariant part when the operation degenerates into a negation.
2786 2017-04-19 Jakub Jelinek <jakub@redhat.com>
2789 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
2790 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
2793 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
2795 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
2798 * config/avr/avr.c (tree.h): Include it.
2799 (cgraph.h): Include it.
2800 (avr_encode_section_info): Don't warn for uninitialized progmem
2801 variable if it's just an alias.
2803 2017-04-19 Richard Biener <rguenther@suse.de>
2806 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
2807 when needed by AutoPGO.
2809 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
2812 * doc/lto.texi: Remove an extra 'that'.
2814 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
2816 PR rtl-optimization/80429
2817 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
2818 are only used in debug insns.
2820 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
2821 Vladimir Makarov <vmakarov@redhat.com>
2823 * config/sparc/predicates.md (input_operand): Add comment. Return
2824 true for any memory operand when LRA is in progress.
2825 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
2827 2017-04-18 Jeff Law <law@redhat.com>
2830 * mips.md ({return,simple_return}_internal): Do not overwrite
2833 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2835 PR tree-optimization/80443
2836 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
2837 instead of adding 1, subtract -1 and similarly instead of subtracting
2840 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
2842 PR rtl-optimization/80357
2843 * haifa-sched.c (tmp_bitmap): New variable.
2844 (model_recompute): Handle duplicate use records.
2845 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
2846 (free_global_sched_pressure_data): Free it.
2848 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
2851 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2852 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2853 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2854 instead of SYSTEM_HEADER_DIR.
2856 2017-04-18 Jeff Law <law@redhat.com>
2859 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
2860 predecessors after walking up the insn chain.
2862 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2865 * dwarf2out.c (modified_type_die): Try harder not to emit internal
2866 sizetype type into debug info.
2868 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2871 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
2872 unneeded test for TARGET_UPPER_REGS_SF.
2873 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
2875 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2878 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
2879 instead of gsi_after_labels.
2881 2017-04-18 Jeff Law <law@redhat.com>
2883 * regcprop.c (maybe_mode_change): Avoid creating copies of the
2887 2017-04-13 Jeff Law <law@redhat.com>
2888 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
2889 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
2891 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
2894 * config/avr/avr.c (intl.h): Include it.
2895 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
2897 2017-04-18 Martin Liska <mliska@suse.cz>
2899 PR gcov-profile/78783
2900 * gcov-tool.c (gcov_output_files): Validate that destination
2901 file is either removed by the tool or by a user.
2903 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
2904 Guy Benyei <guybe@mellanox.com>
2906 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
2907 block, and do not negate it, the stored id is already negative.
2909 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
2911 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
2913 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2916 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
2917 masks of options that should be turned off if the VSX vector
2918 options are turned off.
2919 (OTHER_P8_VECTOR_MASKS): Likewise.
2920 (OTHER_VSX_VECTOR_MASKS): Likewise.
2921 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
2922 rs6000_disable_incompatible_switches to validate no type switches
2924 (rs6000_incompatible_switch): New function to disallow turning on
2925 other vector options if -mno-vsx, -mno-power8-vector, or
2926 -mno-power9-vector are specified.
2928 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2930 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
2932 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2934 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
2935 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
2936 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
2937 (ARG_POINTER_CFA_OFFSET): Likewise.
2939 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2941 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
2942 conditions to take advantage of various optimizations.
2944 2017-04-13 Jeff Law <law@redhat.com>
2946 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
2947 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
2948 (zero_extendsidi2_dext): Likewise.
2950 2017-04-13 Jakub Jelinek <jakub@redhat.com>
2953 * fold-const.c (fold_ternary_loc): Revert
2954 use op0 instead of fold_convert_loc (loc, type, arg0) part of
2957 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
2959 PR rtl-optimization/80343
2960 * lra-remat.c (update_scratch_ops): Assign original hard reg to
2963 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
2966 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
2967 to ubsan_encode_value.
2969 2017-04-13 Jeff Law <law@redhat.com>
2971 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
2972 appearing in DEBUG_INSNs.
2974 2017-04-13 Martin Liska <mliska@suse.cz>
2976 PR gcov-profile/80413
2977 * gcov-io.c (gcov_write_string): Copy to buffer just when
2978 allocated size is greater than zero.
2980 2017-04-13 Jakub Jelinek <jakub@redhat.com>
2983 * dwarf2out.c (decls_for_scope): Ignore declarations of
2984 current_function_decl in BLOCK_NONLOCALIZED_VARS.
2986 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
2989 * ipa-visibility.c (non_local_p): Fix typos.
2990 (localize_node): When localizing symbol in same comdat group,
2991 dissolve the group only when we know external symbols are going
2993 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
2995 2017-04-12 Jakub Jelinek <jakub@redhat.com>
2997 PR tree-optimization/79390
2998 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
2999 order does not result in usable sequence, retry with reversed operand
3005 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
3006 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
3007 op0 instead of fold_convert_loc (loc, type, arg0).
3009 2017-04-12 Jeff Law <law@redhat.com>
3011 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
3012 has a delay slot in the generated code.
3014 * config/cris/cris.md (cris_preferred_reload_class): Return
3015 GENNONACR_REGS rather than GENERAL_REGS.
3017 2017-04-12 Jakub Jelinek <jakub@redhat.com>
3020 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
3021 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
3022 signedness of the result type.
3024 2017-04-12 Richard Biener <rguenther@suse.de>
3025 Jeff Law <law@redhat.com>
3027 PR tree-optimization/80359
3028 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
3029 trim stores to TARGET_MEM_REFs.
3031 2017-04-12 Richard Biener <rguenther@suse.de>
3033 PR tree-optimization/79390
3034 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
3035 threading case even more.
3037 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
3040 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
3041 for quad_address_p for TImode, instead of just not indexed_address.
3043 2017-04-12 Richard Biener <rguenther@suse.de>
3044 Bernd Edlinger <bernd.edlinger@hotmail.de>
3047 * alias.c (component_uses_parent_alias_set_from): Handle
3048 TYPE_TYPELESS_STORAGE.
3049 (get_alias_set): Likewise.
3050 * tree-core.h (tree_type_common): Add typeless_storage flag.
3051 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
3052 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
3053 for types containing members with TYPE_TYPELESS_STORAGE.
3054 (place_field): Likewise.
3055 (layout_type): Likewise for ARRAY_TYPE.
3056 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
3057 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
3058 TYPE_TYPELESS_STORAGE.
3059 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
3061 2017-04-12 Jakub Jelinek <jakub@redhat.com>
3064 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
3065 first argument to type.
3067 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3071 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
3072 CONST0_RTX (mode) rather than const0_rtx where appropriate.
3073 (rs6000_expand_binop_builtin): Likewise.
3074 (rs6000_expand_ternop_builtin): Likewise; also add missing
3075 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
3076 vshasigma built-ins.
3077 * doc/extend.texi: Document that vec_xxpermdi's third argument
3080 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
3082 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
3083 Use shift_const cost parameter when calculating gain of STV shifts.
3085 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
3087 PR rtl-optimization/70478
3088 * lra-constraints.c (process_alt_operands): Check memory for
3089 disfavoring memory insn operand.
3091 2017-04-11 Jakub Jelinek <jakub@redhat.com>
3094 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
3095 left shift in unsigned HOST_WIDE_INT type.
3097 PR rtl-optimization/80385
3098 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
3099 (not (neg X)) into (plus X -1) for complex or non-integral modes.
3102 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
3103 if they have any depend clauses.
3105 2017-04-11 Martin Liska <mliska@suse.cz>
3108 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
3109 * ipa-split.c (split_function): Create a local comdat symbol
3110 if caller is in a comdat group.
3112 2017-04-11 Martin Liska <mliska@suse.cz>
3115 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
3118 2017-04-11 Martin Sebor <msebor@redhat.com>
3121 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
3122 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
3124 (directive::set_width, directive::set_precision, format_character):
3126 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
3129 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
3132 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
3133 conflict, set target->arch_name instead of target->cpu_name.
3135 2017-04-11 Richard Biener <rguenther@suse.de>
3137 PR tree-optimization/80374
3138 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
3139 build_zero_cst, remove fold_convertible_p check again.
3141 2017-04-11 Martin Liska <mliska@suse.cz>
3144 * ubsan.c (instrument_object_size): Do not instrument register
3147 2017-04-11 Jakub Jelinek <jakub@redhat.com>
3150 * config/i386/i386-builtin-types.def
3151 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
3152 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
3153 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
3154 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
3155 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
3156 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
3157 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
3158 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
3159 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
3160 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
3161 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
3162 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
3163 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
3164 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
3165 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
3166 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
3167 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
3168 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
3169 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
3170 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
3171 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
3172 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
3173 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
3174 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
3175 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
3176 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
3177 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
3178 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
3179 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
3180 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
3181 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
3182 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
3183 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
3184 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
3185 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
3186 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
3187 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
3188 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
3189 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
3190 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
3191 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
3192 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
3193 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
3194 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
3195 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
3196 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
3198 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
3199 flag to second_arg_count, handle 4 argument function type _COUNT
3200 aliases, handle second_arg_count on second argument rather than last.
3202 2017-04-10 Jeff Law <law@redhat.com>
3204 PR tree-optimization/80374
3205 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
3206 record anything if we can not convert integer_zero_node to the
3209 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
3212 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3213 Enhance special handling given to the TARGET_P9_MINMAX option in
3214 relation to certain other options.
3216 2017-04-10 Bin Cheng <bin.cheng@arm.com>
3218 PR tree-optimization/80153
3219 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
3220 remove POINTER_PLUS_EXPR's base part directly, rather than through
3223 2017-04-10 Richard Biener <rguenther@suse.de>
3224 Bin Cheng <bin.cheng@arm.com>
3226 PR tree-optimization/80153
3227 * tree-affine.c (aff_combination_to_tree): Get base pointer from
3228 the first element of pointer type aff_tree. Build result expr in
3230 (add_elt_to_tree): Convert to type unconditionally. Remove other
3232 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
3233 (rewrite_use_nonlinear_expr): Check invariant using iv information.
3235 2017-04-10 Richard Biener <rguenther@suse.de>
3237 * tree-ssa-structalias.c (find_func_aliases): Properly handle
3240 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
3242 PR rtl-optimization/70478
3243 * lra-constraints.c (curr_small_class_check): New.
3244 (update_and_check_small_class_inputs): New.
3245 (process_alt_operands): Update curr_small_class_check. Disfavor
3246 alternative insn memory operands. Check available regs for small
3249 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
3252 * config/mips/mips.opt (-mvirt): Update description.
3253 * doc/invoke.texi (-mvirt): Likewise.
3255 2017-04-10 Richard Biener <rguenther@suse.de>
3258 * fold-const.c (fold_binary_loc): Look at unstripped ops when
3259 looking for NEGATE_EXPR in -A / -B to A / B folding.
3261 2017-04-10 Martin Liska <mliska@suse.cz>
3263 PR gcov-profile/80224
3264 * gcov.c (print_usage): Fix usage string.
3265 (get_gcov_intermediate_filename): Remove.
3266 (output_gcov_file): Use both for normal and intermediate format.
3267 (generate_results): Do not initialize special file for
3268 intermediate format.
3270 2017-04-10 Richard Biener <rguenther@suse.de>
3272 PR tree-optimization/80304
3273 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
3276 2017-04-10 Nathan Sidwell <nathan@acm.org>
3279 * config/rs6000/rs6000.c (rs6000_vector_type): New.
3280 (rs6000_init_builtins): Use it.
3282 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3284 * config/arm/arm.md (<mrc>): Add mode to SET source.
3287 2017-04-10 Richard Biener <rguenther@suse.de>
3290 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
3292 2017-04-10 Jakub Jelinek <jakub@redhat.com>
3295 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
3296 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
3297 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
3298 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
3299 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
3300 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
3301 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
3302 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
3303 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
3304 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
3305 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
3306 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
3307 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
3308 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
3309 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
3310 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
3311 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
3312 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
3313 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
3314 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
3315 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
3316 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
3317 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
3319 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
3321 PR rtl-optimization/70478
3322 * lra-constraints.c: Reverse the last patch.
3324 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
3326 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
3327 Add comment for WCHAR_T.
3329 2017-04-08 Martin Liska <mliska@suse.cz>
3332 2017-04-07 Martin Liska <mliska@suse.cz>
3335 * ipa-split.c (split_function): Add function part to a same comdat
3338 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3341 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
3343 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
3345 * rs6000/rs6000.c (vec_load_pendulum): Rename...
3346 (vec_pairing): ...to this.
3347 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
3348 (rs6000_sched_init): Adjust for name change.
3349 (struct rs6000_sched_context): Likewise.
3350 (rs6000_init_sched_context): Likewise.
3351 (rs6000_set_sched_context): Likewise.
3353 2017-04-07 Jakub Jelinek <jakub@redhat.com>
3359 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
3361 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
3362 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
3363 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
3365 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
3367 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
3369 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
3371 PR rtl-optimization/70703
3372 * ira-color.c (update_conflict_hard_regno_costs): Use
3373 int64_t instead of HOST_WIDE_INT.
3375 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
3377 PR rtl-optimization/70478
3378 * lra-constraints.c (process_alt_operands): Disfavor alternative
3379 insn memory operands.
3381 2017-04-07 Jeff Law <law@redhat.com>
3383 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
3384 CALL and NOTE_INSN_CALL_ARG_LOCATION.
3386 2017-04-07 Martin Liska <mliska@suse.cz>
3389 * config/aarch64/aarch64.c (aarch64_process_target_attr):
3390 Show error message instead of an ICE.
3392 2017-04-07 Martin Liska <mliska@suse.cz>
3395 * ipa-split.c (split_function): Add function part to a same comdat
3398 2017-04-07 Richard Biener <rguenther@suse.de>
3401 * tree.c (get_unwidened): Also handle ! for_type case for
3403 * convert.c (do_narrow): Split out from ...
3404 (convert_to_integer_1): ... here. Do not pass final truncation
3405 type to get_unwidened for TRUNC_DIV_EXPR.
3407 2017-04-07 Richard Biener <rguenther@suse.de>
3409 * tree-affine.c (wide_int_ext_for_comb): Take type rather
3411 (aff_combination_const): Adjust.
3412 (aff_combination_scale): Likewise.
3413 (aff_combination_add_elt): Likewise.
3414 (aff_combination_add_cst): Likewise.
3415 (aff_combination_convert): Likewise.
3416 (add_elt_to_tree): Likewise. Remove unused argument.
3417 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
3419 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
3421 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
3423 * config/arm/arm.c (arm_default_short_enums): Use
3424 ARM_DEFAULT_SHORT_ENUMS.
3425 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
3427 2017-04-06 Jakub Jelinek <jakub@redhat.com>
3430 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
3431 members with redundant out-of-class redeclaration.
3433 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
3436 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
3437 * config/i386/i386.md (*zero_extendsidi2):
3438 Add (?*x,*x) and (?*v,*v) alternatives.
3440 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
3443 * config/i386/i386.c (ix86_expand_builtin)
3444 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
3445 mode from insn data. Convert operands to insn operand mode.
3446 Copy operands that don't satisfy insn predicate to a register.
3448 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
3450 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
3453 2017-04-06 Richard Biener <rguenther@suse.de>
3455 PR tree-optimization/80334
3456 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
3457 preserve alignment of accesses.
3459 2017-04-06 Richard Biener <rguenther@suse.de>
3461 PR tree-optimization/80262
3462 * tree-sra.c (build_ref_for_offset): Preserve address-space
3464 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
3465 Drop useless address-space information on MEM_REF offsets.
3467 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
3469 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
3471 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
3473 PR rtl-optimization/70703
3474 * ira-color.c (update_conflict_hard_regno_costs): Use
3475 HOST_WIDE_INT instead of long.
3477 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
3480 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
3481 not defined for x86_64 target. Add -mmmx target option when __SSE2__
3483 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
3484 for x86_64 target. Handle -m3dnowa option.
3486 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
3488 PR rtl-optimization/70703
3489 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
3490 (update_conflict_hard_regno_costs): Use long instead of unsigned
3491 arithmetic for cost calculation.
3493 2017-04-05 Jakub Jelinek <jakub@redhat.com>
3494 Bernd Edlinger <bernd.edlinger@hotmail.de>
3497 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
3500 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
3503 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
3504 ptr_mode with Pmode throughout.
3505 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
3506 into probe_stack_range and use DImode.
3508 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
3511 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
3512 call_eh_return is true.
3514 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3516 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
3517 Initialize last_match_fntype_index.
3519 2017-04-05 Jakub Jelinek <jakub@redhat.com>
3522 * tree-nvr.c: Include internal-fn.h.
3523 (pass_return_slot::execute): Ignore internal calls without
3526 2017-04-04 Jakub Jelinek <jakub@redhat.com>
3527 Richard Biener <rguenther@suse.de>
3530 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
3531 captures used multiple times, except for the last use.
3532 * generic-match-head.c: Include gimplify.h.
3534 2017-04-04 Jakub Jelinek <jakub@redhat.com>
3536 PR tree-optimization/79390
3537 * target.h (struct noce_if_info): Declare.
3538 * targhooks.h (default_noce_conversion_profitable_p): Declare.
3539 * target.def (noce_conversion_profitable_p): New target hook.
3540 * ifcvt.h (struct noce_if_info): New type, moved from ...
3541 * ifcvt.c (struct noce_if_info): ... here.
3542 (noce_conversion_profitable_p): Renamed to ...
3543 (default_noce_conversion_profitable_p): ... this. No longer
3545 (noce_try_store_flag_constants, noce_try_addcc,
3546 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
3547 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
3548 instead of noce_conversion_profitable_p.
3549 * config/i386/i386.c: Include ifcvt.h.
3550 (ix86_option_override_internal): Don't override
3551 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
3552 (ix86_noce_conversion_profitable_p): New function.
3553 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
3554 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
3555 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
3556 * doc/tm.texi: Regenerated.
3558 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3560 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
3563 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3566 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
3567 instructions for small multiply cores.
3569 2017-04-04 Jeff Law <law@redhat.com>
3571 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
3573 (mips_expand_vec_perm_const): Initialize elements in orig_perm
3574 that are not set by the loop over the elements.
3576 2017-04-04 Jakub Jelinek <jakub@redhat.com>
3579 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
3580 int mode, convert_modes it to mode as unsigned, otherwise use
3581 lowpart_subreg to mode rather than SImode.
3582 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
3583 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
3584 Use DImode instead of SImode for the shift count operand.
3585 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
3588 2017-04-04 Richard Biener <rguenther@suse.de>
3591 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
3592 arithmetic done for the negate or the plus. Simplify.
3593 (A - (-B) -> A + B): Likewise.
3594 * fold-const.c (split_tree): Make sure to not negate pointers.
3596 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
3598 PR rtl-optimization/60818
3599 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
3600 a compare of comparisons with the thing compared if this results
3601 in a different machine mode.
3603 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
3605 * alias.c (base_alias_check): Fix typo in comment.
3606 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
3607 * cgraphunit.c (symbol_table::compile): Likewise.
3608 * collect2.c (maybe_run_lto_and_relink): Likewise.
3609 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
3610 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
3611 * config/avr/avr.c (avr_map_op_t): Likewise.
3612 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
3613 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
3614 * config/epiphany/epiphany.md (movcc): Likewise.
3615 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
3616 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
3618 * config/mips/mips.c (mips_save_restore_reg): Likewise.
3619 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
3620 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
3621 * config/sh/sh.c (sh_rtx_costs): Likewise.
3622 * fold-const.c (fold_truth_andor): Likewise.
3623 * genautomata.c (collapse_flag): Likewise.
3624 * gengtype.h (struct type::u::s): Likewise.
3625 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
3626 * input.c (FORMAT_AMOUNT): Likewise.
3627 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
3628 (known_aggs_to_agg_replacement_list): Likewise.
3629 * ipa-inline-analysis.c: Likewise.
3630 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
3631 * ipa-polymorphic-call.c
3632 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
3633 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
3634 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
3636 * modulo-sched.c (apply_reg_moves): Likewise.
3637 * omp-expand.c (build_omp_regions_1): Likewise.
3638 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
3639 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
3640 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
3641 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3642 * value-prof.c: Likewise.
3643 * var-tracking.c (val_reset): Likewise.
3645 2017-04-03 Richard Biener <rguenther@suse.de>
3647 PR tree-optimization/80275
3648 * fold-const.c (split_address_to_core_and_offset): Handle
3651 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
3653 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
3654 descriptors is at least equal to that of functions.
3656 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
3658 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
3660 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
3663 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
3664 (mov<IMOD4:mode>): New expander.
3665 (*mov<IMOD4:mode>_internal): New insn and split pattern.
3667 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
3669 PR rtl-optimization/79405
3670 * fwprop.c (propagations_left): New variable.
3671 (forward_propagate_into): Decrement it.
3672 (fwprop_init): Initialize it.
3673 (fw_prop): If the variable has reached zero, stop propagating.
3674 (fwprop_addr): Ditto.
3676 2017-03-31 Jakub Jelinek <jakub@redhat.com>
3679 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
3680 a FUNCTION_DECL, pass it as decl instead of origin to
3683 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
3685 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
3688 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
3691 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
3692 TARGET_VSX_SMALL_INTEGER.
3694 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3696 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
3697 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
3699 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
3701 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
3702 extraction from odd-numbered MSA register.
3704 2017-03-31 Jakub Jelinek <jakub@redhat.com>
3707 * expmed.c (store_bit_field_1): Don't attempt to create
3708 a word subreg out of hard registers wider than word if they
3709 have HARD_REGNO_NREGS of 1 for their mode.
3712 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
3713 conversions to integer types wider than word and pointer.
3716 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
3717 (rtx_equal_for_cselib_p): Pass 0 to it.
3718 * cselib.c (cselib_hasher::equal): Likewise.
3719 (rtx_equal_for_cselib_1): Add depth argument. If depth
3720 is 128, don't look up VALUE locs and punt. Increment
3721 depth in recursive calls when walking VALUE locs.
3723 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
3725 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
3726 (make_gcov_file_name): Use the canonical path name for generating
3728 (read_line): Fix handling of files with ascii null bytes.
3730 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
3732 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
3733 to initialise a vector register instead
3734 of using a const_int.
3736 2017-03-30 Jakub Jelinek <jakub@redhat.com>
3738 PR translation/80189
3739 * gimplify.c (omp_default_clause): Use %qs instead of %s in
3740 diagnostic messages.
3742 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
3745 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
3746 (dfp_diex_<mode>): Update mode of operand 1.
3747 * doc/extend.texi (dxex, dxexq): Document change to return type.
3748 (diex, diexq): Document change to argument type.
3750 2017-03-30 Martin Jambor <mjambor@suse.cz>
3753 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
3754 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
3755 it reflects the signature changes performed at the callee side.
3756 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
3757 to cgraph_build_function_type_skip_args.
3758 (build_function_decl_skip_args): Adjust call to the above function.
3760 2017-03-30 Jakub Jelinek <jakub@redhat.com>
3763 * config/i386/sse.md
3764 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
3765 register as dest whenever it is a MEM not rtx_equal_p to the
3766 corresponding dup operand, and when forcing into reg move the
3767 reg into the memory afterwards.
3768 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
3769 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
3770 for the force_reg mode.
3771 (avx512vl_vextractf128<mode>): Use register as dest either
3772 always when a MEM, or when it is a MEM not rtx_equal_p to the
3773 corresponding dup operand, or even not when it is a CONST_VECTOR
3774 depending on the mode and lo vs. hi.
3775 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
3777 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
3778 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
3779 Likewise. Require that operands[2] is even.
3780 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
3781 Remove extraneous parens. Require that operands[2] is a multiple
3783 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
3784 operands[0] is a MEM if <mask_applied>, the predicates/constraints
3785 disallow memory then.
3787 2017-03-30 Richard Biener <rguenther@suse.de>
3789 PR tree-optimization/77498
3790 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
3791 to non-constants over backedges.
3793 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
3795 PR rtl-optimization/80233
3796 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
3797 as last_combined_insn. Do not test for BARRIER_P separately.
3799 2017-03-29 Andreas Schwab <schwab@suse.de>
3802 * calls.c (prepare_call_address): Convert funexp to Pmode before
3803 copying to temp reg.
3805 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3807 PR tree-optimization/80158
3808 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
3809 Handle possible future case of more than one alternate
3811 (replace_rhs_if_not_dup): Likewise.
3812 (replace_one_candidate): Likewise.
3814 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
3816 PR rtl-optimization/80193
3817 * ira.c (ira): Do not check allocation for LRA.
3819 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
3821 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
3822 (nvptx_output_simt_exit): Declare.
3823 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
3824 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
3825 (init_softstack_frame): Move initialization of crtl->is_leaf to...
3826 (nvptx_declare_function_name): ...here. Emit declaration of local
3827 memory space buffer for omp_simt_enter insn.
3828 (nvptx_output_unisimt_switch): New.
3829 (nvptx_output_softstack_switch): New.
3830 (nvptx_output_simt_enter): New.
3831 (nvptx_output_simt_exit): New.
3832 * config/nvptx/nvptx.h (struct machine_function): New fields
3833 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
3834 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
3835 (UNSPECV_SIMT_EXIT): Ditto.
3836 (omp_simt_enter_insn): New insn.
3837 (omp_simt_enter): New expansion.
3838 (omp_simt_exit): New insn.
3839 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
3841 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
3842 (expand_GOMP_SIMT_ENTER_ALLOC): New.
3843 (expand_GOMP_SIMT_EXIT): New.
3844 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
3845 (GOMP_SIMT_ENTER_ALLOC): Ditto.
3846 (GOMP_SIMT_EXIT): Ditto.
3847 * target-insns.def (omp_simt_enter): New insn.
3848 (omp_simt_exit): Ditto.
3849 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
3851 (lower_rec_simd_input_clauses): Implement SIMT privatization.
3852 (lower_rec_input_clauses): Likewise.
3853 (lower_lastprivate_clauses): Handle SIMT privatization.
3855 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
3856 (ompdevlow_adjust_simt_enter): New.
3857 (find_simtpriv_var_op): New.
3858 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
3859 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
3861 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
3862 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
3863 (copy_decl_for_dup_finish): Ditto.
3865 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
3867 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
3870 * config/i386/i386.c (ix86_option_override_internal): Always
3871 allow -mpreferred-stack-boundary=3 for 64-bit targets.
3873 2017-03-28 Bin Cheng <bin.cheng@arm.com>
3875 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
3877 2017-03-28 Bin Cheng <bin.cheng@arm.com>
3879 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
3880 mark new edge's irreducible flag accordign to it.
3881 (vect_do_peeling): Check loop preheader edge's irreducible flag
3882 and pass it to function slpeel_add_loop_guard.
3884 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
3886 PR tree-optimization/80218
3887 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3888 Update block frequencies and counts.
3890 2017-03-28 Richard Biener <rguenther@suse.de>
3892 PR tree-optimization/78644
3893 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
3894 of a simplification result we may not use it at all.
3896 2017-03-28 Richard Biener <rguenther@suse.de>
3899 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
3900 without arguments, generate default definition of a SSA name.
3902 2017-03-28 Richard Biener <rguenther@suse.de>
3905 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
3906 TYPE_REF_CAN_ALIAS_ALL references.
3907 * fold-const.c (fold_indirect_ref_1): Likewise.
3909 2017-03-28 Martin Liska <mliska@suse.cz>
3912 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
3913 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
3915 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
3916 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
3918 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
3919 (EXTRA_SPECS): Define.
3920 (SUBTARGET_EXTRA_SPECS): Likewise.
3921 (SUBTARGET_CPP_SPEC): Likewise.
3922 * config/arc/elf.h (EXTRA_SPECS): Renamed to
3923 SUBTARGET_EXTRA_SPECS.
3924 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
3926 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
3928 * config/arc/simdext.md (vst64_insn): Update pattern.
3929 (vld32wh_insn): Likewise.
3930 (vld32wl_insn): Likewise.
3931 (vld64_insn): Likewise.
3932 (vld32_insn): Likewise.
3934 2017-03-28 Marek Polacek <polacek@redhat.com>
3937 * fold-const.c (fold_comparison): Use protected_set_expr_location
3938 instead of SET_EXPR_LOCATION.
3940 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3942 * tree.c (add_expr): Avoid name lookup warning.
3944 2017-03-27 Jeff Law <law@redhat.com>
3946 PR tree-optimization/80216
3947 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
3948 function name. Limit recursion depth.
3949 (record_temporary_equivalences): Corresponding changes.
3951 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
3953 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
3956 2017-03-27 Jakub Jelinek <jakub@redhat.com>
3959 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
3961 * cfgcleanup.c (reg_note_cfa_p): New array.
3962 (insns_have_identical_cfa_notes): New function.
3963 (old_insns_match_p): Don't cross-jump in between /f
3964 and non-/f instructions. If both i1 and i2 are frame related,
3965 verify all CFA notes, their order and content.
3967 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
3970 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
3971 HImode and SImode with zero extend to DImode to one insn.
3972 (bswap<mode>2_extenddi): Likewise.
3973 (bswapsi2_extenddi): Likewise.
3974 (bswaphi2_extendsi): Likewise.
3975 (bswaphi2): Combine bswap HImode and SImode into one insn.
3976 Separate memory insns from swapping register.
3977 (bswapsi2): Likewise.
3978 (bswap<mode>2): Likewise.
3979 (bswaphi2_internal): Delete, no longer used.
3980 (bswapsi2_internal): Likewise.
3981 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
3982 store, and gpr<-gpr swap insns.
3983 (bswap<mode>2_store): Likewise.
3984 (bswaphi2_reg): Register only splitter, combine with the splitter.
3985 (bswaphi2 splitter): Likewise.
3986 (bswapsi2_reg): Likewise.
3987 (bswapsi2 splitter): Likewise.
3988 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
3989 the insns into load, store, and register/register insns.
3990 (bswapdi2_ldbrx): Likewise.
3991 (bswapdi2_load): Likewise.
3992 (bswapdi2_store): Likewise.
3993 (bswapdi2_reg): Likewise.
3995 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
3997 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
3998 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
4000 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
4003 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
4005 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
4006 special handling for target option conflicts between dform
4007 options (-mpower9-dform, -mpower9-dform-vector,
4008 -mpower9-dform-scalar) and -mno-direct-move.
4010 2017-03-27 Richard Biener <rguenther@suse.de>
4012 PR tree-optimization/80181
4013 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
4015 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
4017 * config/arc/predicates.md (move_double_src_operand): Replace the
4018 call to move_double_src_operand with a call to address_operand.
4020 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
4022 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
4023 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
4024 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
4026 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
4028 * config/arc/predicates.md (long_immediate_loadstore_operand):
4029 Consider scaled addresses cases.
4031 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
4033 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
4034 restored when in interrupt.
4035 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
4036 doesn't have delay slot.
4038 2017-03-27 Richard Biener <rguenther@suse.de>
4041 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
4042 inlined thunk clones.
4044 2017-03-27 Jakub Jelinek <jakub@redhat.com>
4047 * asan.c (instrument_derefs): Copy over last operand from
4048 original COMPONENT_REF to the new COMPONENT_REF with
4049 DECL_BIT_FIELD_REPRESENTATIVE.
4050 * ubsan.c (instrument_object_size): Likewise.
4052 2017-03-27 Richard Biener <rguenther@suse.de>
4054 PR tree-optimization/80170
4055 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
4056 sure DR/SCEV didnt fold in constants we do not see when looking
4057 at the reference base alignment.
4059 2017-03-27 Richard Biener <rguenther@suse.de>
4062 * gimple-fold.c (fold_ctor_reference): Properly guard against
4063 NULL return value from canonicalize_constructor_val.
4065 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
4068 * config/i386/i386.c (ix86_expand_builtin)
4069 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
4070 flags reg setting and flags reg using instructions.
4071 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
4072 clobbering instructions to zero extend op2.
4074 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
4076 * doc/install.texi (Configuration) <--with-aix-soname>:
4077 Update link to AIX ld.
4079 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
4081 PR rtl-optimization/80160
4082 PR rtl-optimization/80159
4083 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
4084 reg_alternate_class into account.
4086 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
4089 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
4090 to consider in curr_insn_transform.
4092 2017-03-24 Jakub Jelinek <jakub@redhat.com>
4094 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
4095 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
4096 and emit_mode_inner.
4098 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4100 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
4101 argument to the overloaded builtin variants. Use the new flag to
4102 deprecate certain builtin variants.
4103 * config/s390/s390-builtin-types.def: Add new builtin types.
4104 * config/s390/s390-builtins.h: Support new flags field for
4105 overloaded builtins.
4106 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
4107 (s390_macro_to_expand): Enable vector float data type.
4108 (s390_cpu_cpp_builtins_internal): Indicate support of the new
4109 builtins by incrementing the __VEC__ version number.
4110 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
4112 (s390_resolve_overloaded_builtin): Emit error messages depending
4113 on the builtin flags.
4114 * config/s390/s390.c (s390_expand_builtin): Support additional
4115 flags argument. Change error message to match the messages
4116 emitted in s390-c.c.
4117 * config/s390/s390.md: New UNSPEC_* constants.
4118 (op_type): Add new instruction types.
4119 * config/s390/vecintrin.h: Add new builtins and test data class
4121 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
4122 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
4123 (VEC_INEXACT, VEC_NOINEXACT): New constants.
4124 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
4125 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
4126 ("vec_mergel<mode>"): V_HW -> VEC_HW.
4128 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
4129 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
4130 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
4131 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
4133 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
4134 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
4135 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
4136 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
4138 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
4139 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
4140 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
4141 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
4142 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
4143 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
4144 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
4146 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
4147 ("vec_scatter_element<V_HW_4:mode>_DI")
4148 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
4149 ("vec_fpint<mode>", "vflls")
4150 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
4151 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
4152 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
4153 ("*vec_cmphe<mode>_cc"): ... these.
4155 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
4156 mode constant instead of magic value.
4158 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4160 * config/s390/s390.c (s390_expand_vec_compare): Support other
4161 vector floating point modes than just V2DF.
4162 (s390_expand_vcond): Likewise.
4163 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
4164 (s390_cannot_change_mode_class): Prevent mode changes between TF
4165 and V1TF in vector registers.
4166 * config/s390/s390.md (DF, SF): New mode attributes.
4167 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
4168 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
4169 SFmode support for VRs.
4170 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
4172 (VFT, VF_HW): New mode iterators.
4173 (vw, sdx): New mode attributes.
4174 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
4175 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
4176 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
4177 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
4178 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
4179 also the new vector floating point modes. Renaming to ...
4181 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
4182 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
4183 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
4184 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
4185 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
4186 ("vec_unordered<mode>"): ... these.
4188 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
4189 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
4190 ("*vec_extendv2df"): New insn definitions.
4192 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4194 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
4195 ("mulditi3_2", "*muldi3_sign"): New patterns.
4196 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
4197 rename the pattern definition.
4199 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4201 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
4203 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
4205 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4207 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
4208 instruction if possible.
4209 * config/s390/vector.md (vec_halfnumelts): New mode
4211 ("*vec_vllezlf<mode>"): New pattern.
4213 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4215 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
4216 ("popcountv4si2", "popcountv2di2"): Rename to ...
4217 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
4218 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
4220 ("popcount<mode>2_vxe"): New pattern.
4222 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4224 * common/config/s390/s390-common.c (processor_flags_table): Add
4226 * config.gcc: Add arch12.
4227 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4228 Default to arch12 for unknown CPU model numbers.
4229 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
4230 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
4231 PROCESSOR_max sanity check.
4232 * config/s390/s390-opts.h (enum processor_type): Add
4234 * config/s390/s390.c (processor_table): Add arch12.
4235 (s390_expand_builtin): Add check for B_VXE flag.
4236 (s390_issue_rate): Add PROCESSOR_ARCH12.
4237 (s390_get_sched_attrmask): Likewise.
4238 (s390_get_unit_mask): Likewise.
4239 (s390_sched_score): Enable z13 scheduling for arch12.
4240 (s390_sched_reorder): Likewise.
4241 (s390_sched_variable_issue): Likewise.
4242 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
4244 (s390_tune_attr): Use z13 scheduling also for arch12.
4245 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
4246 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
4247 (TARGET_VXE_P): New macros.
4248 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
4249 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
4250 * config/s390/s390.opt: Add arch12 as processor_type.
4252 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4254 * config/s390/s390.md
4255 ("fixuns_truncdddi2", "fixuns_trunctddi2")
4256 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
4257 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
4259 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
4260 Rename expanders to ...
4262 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
4263 ("fixuns_truncdddi2_emu"): ... these.
4265 ("fixuns_trunc<mode>si2_emu"): New expander.
4267 ("*fixuns_truncdfdi2_z13"): Rename to ...
4268 ("*fixuns_truncdfdi2_vx"): ... this.
4270 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4272 * config/s390/2964.md: Remove the single element vector compare
4273 instructions which are no longer used.
4274 * config/s390/s390.c (s390_select_ccmode): Remove handling of
4276 (s390_canonicalize_comparison): Remove handling of DFmode
4278 (s390_expand_vec_compare_scalar): Remove function.
4279 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
4280 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
4282 ("*cmp<mode>_ccs"): Add wfcdb instruction.
4284 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4286 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
4288 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
4289 will anyway by matched by mov<mode>_64dfp.
4291 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4293 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
4294 vlef/vstef. Add missing operand to vleif.
4296 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4298 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
4299 pair for all vector types with 64 bit elements.
4300 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
4301 * config/s390/vector.md (V_HW_64): ... here.
4302 (V_128_NOSINGLE): New mode iterator.
4303 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
4304 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
4305 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
4306 ("*vec_load_pairv2di"): Change to ...
4307 ("*vec_load_pair<mode>"): ... this one.
4309 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4311 * config/s390/constraints.md: Add comments.
4312 (jKK): Reject element sizes > 8 bytes.
4313 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
4315 * config/s390/s390.md: Add the s_operand checks formerly in
4316 s390_split_ok_p to various splitters where they are still
4318 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
4319 for 128 bit vectors. Plus two splitters.
4321 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4323 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
4326 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4329 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
4330 error if the boundary argument is not constant.
4332 2017-03-24 Jakub Jelinek <jakub@redhat.com>
4334 PR rtl-optimization/80112
4335 * loop-doloop.c (doloop_condition_get): Don't check condition
4336 if cmp isn't SET with IF_THEN_ELSE src.
4338 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4340 PR tree-optimization/80158
4341 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
4342 replacing a candidate statement, also replace it for the
4343 candidate's alternate interpretation.
4344 (replace_rhs_if_not_dup): Likewise.
4345 (replace_one_candidate): Likewise.
4347 2017-03-24 Richard Biener <rguenther@suse.de>
4349 PR tree-optimization/80167
4350 * graphite-isl-ast-to-gimple.c
4351 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
4353 (translate_isl_ast_to_gimple::get_rename): Likewise.
4355 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
4357 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
4358 handling of certain combinations of target options, including the
4359 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
4360 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
4362 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4365 * config/arm/arm.md (*load_multiple): Add reload_completed to
4368 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4369 Richard Biener <rguenth@suse.de>
4371 PR tree-optimization/79908
4372 PR tree-optimization/80136
4373 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
4374 been cast away, gimplify_and_add suffices.
4376 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
4378 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
4380 2017-03-23 Richard Biener <rguenther@suse.de>
4382 PR tree-optimization/80032
4383 * gimplify.c (gimple_push_cleanup): Forced unconditional
4384 cleanups still have to go to the conditional_cleanups
4387 2017-03-22 Jakub Jelinek <jakub@redhat.com>
4389 PR tree-optimization/80072
4390 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
4392 (next_operand_entry_id): Change type to unsigned int.
4393 (sort_by_operand_rank): Make sure to return the right return value
4394 even if unsigned fields are bigger than INT_MAX.
4395 (struct oecount): Change cnt and id type to unsigned int.
4396 (oecount_hasher::equal): Formatting fix.
4397 (oecount_cmp): Make sure to return the right return value
4398 even if unsigned fields are bigger than INT_MAX.
4399 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
4402 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
4403 TREE_READONLY on result if writing it more than once.
4406 * doc/invoke.texi (-fsanitize=thread): Document that with
4407 -fnon-call-exceptions atomics are not able to throw
4411 * tsan.c: Include tree-eh.h.
4412 (instrument_builtin_call): Call maybe_clean_eh_stmt or
4413 maybe_clean_or_replace_eh_stmt where needed.
4414 (instrument_memory_accesses): Add cfg_changed argument.
4415 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
4416 if it returned true.
4417 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
4419 PR rtl-optimization/63191
4420 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
4421 wrapper function, moved the whole old content into ...
4422 (ix86_delegitimize_address_1): ... this. New inline function.
4423 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
4424 true as last argument instead of ix86_delegitimize_address.
4426 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
4428 * config/aarch64/aarch64.c (generic_branch_cost): Copy
4429 cortexa57_branch_cost.
4431 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
4433 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
4435 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4438 * doc/md.texi (Constraints): Document wA constraint.
4439 * config/rs6000/constraints.md (wA): New.
4440 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
4441 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
4442 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
4443 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
4445 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
4448 * gimplify.c (is_oacc_declared): New function.
4449 (oacc_default_clause): Use it to set default flags for acc declared
4450 variables inside parallel regions.
4451 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
4453 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
4454 declare attribute to any decl as necessary.
4456 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4459 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
4460 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
4461 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
4462 (arm_arch_lpae): This.
4463 * config/arm/arm.c (arm_arch7ve): Rename into ...
4464 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
4465 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
4468 2017-03-22 Martin Liska <mliska@suse.cz>
4471 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
4472 error message instead of an ICE.
4474 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4476 * doc/extend.texi (6.11 Additional Floating Types): Revise.
4478 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
4480 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
4482 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
4485 2017-03-21 Martin Sebor <msebor@redhat.com>
4487 * doc/extend.texi: Use "cannot" instead of "can't."
4488 * doc/hostconfig.texi: Same.
4489 * doc/install.texi: Same.
4490 * doc/invoke.texi: Same.
4491 * doc/loop.texi: Same.
4492 * doc/md.texi: Same.
4493 * doc/objc.texi: Same.
4494 * doc/rtl.texi: Same.
4495 * doc/tm.texi: Same.
4496 * doc/tm.texi.in: Same.
4497 * doc/trouble.texi: Same.
4499 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
4502 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
4503 (collect_checksum_attributes): Set it.
4504 (die_checksum_ordered): Use it.
4506 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4508 PR tree-optimization/79908
4509 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
4510 change: For a VA_ARG whose LHS has been cast away, use
4511 force_gimple_operand to construct the side effects.
4513 2017-03-21 David Malcolm <dmalcolm@redhat.com>
4515 PR translation/80001
4516 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
4517 more amenable to translation.
4518 (oacc_loop_auto_partitions): Likewise.
4520 2017-03-21 Marek Polacek <polacek@redhat.com>
4521 Martin Sebor <msebor@redhat.com>
4523 PR tree-optimization/80109
4524 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
4527 2017-03-21 Jakub Jelinek <jakub@redhat.com>
4528 Segher Boessenkool <segher@kernel.crashing.org>
4531 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
4532 check reg_used_between_p between insn and one of succ or succ2
4533 depending on if succ is artificial insn not inserted into insn
4536 2017-03-21 Martin Liska <mliska@suse.cz>
4538 PR gcov-profile/80081
4539 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
4540 * doc/gcc.texi: Include gcov-dump stuff.
4541 * doc/gcov-dump.texi: New file.
4543 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
4545 PR rtl-optimization/79150
4546 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
4547 conditional jump, if the jump is the last insn of the loop.
4549 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4550 Richard Biener <rguenth@suse.de>
4552 PR tree-optimization/79908
4553 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
4554 been cast away, use force_gimple_operand to construct the side
4557 2017-03-21 Martin Liska <mliska@suse.cz>
4560 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
4563 2017-03-21 Brad Spengler <spender@grsecurity.net>
4566 * plugin.c (htab_hash_plugin): New function.
4567 (add_new_plugin): Use it and adjust.
4568 (parse_plugin_arg_opt): Adjust.
4569 (init_one_plugin): Likewise.
4571 2017-03-21 Richard Biener <rguenther@suse.de>
4573 PR tree-optimization/80032
4574 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
4575 if set force the cleanup to happen unconditionally.
4576 (gimplify_target_expr): Push inserted clobbers with force_uncond
4577 to avoid them being removed by control-dependent DCE.
4579 2017-03-21 Richard Biener <rguenther@suse.de>
4581 PR tree-optimization/80122
4582 * tree-inline.c (copy_bb): Do not expans va-arg packs or
4583 va_arg_pack_len when the inlined call stmt requires pack
4585 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
4587 2017-03-21 Jakub Jelinek <jakub@redhat.com>
4590 * tsan.c (instrument_builtin_call): If the memory model argument
4591 is not a constant, assume it is valid.
4594 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
4597 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
4599 PR rtl-optimization/79910
4600 * combine.c (can_combine_p): Do not allow combining an I0 or I1
4601 if its dest is used by an insn before I2 (other than the combined
4602 insns themselves, which are properly handled already).
4604 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
4607 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
4609 * combine.c (record_used_regs): New static function.
4610 (try_combine): Handle situations where there is an additional
4611 instruction between I2 and I3 which needs to have a LOG_LINK
4615 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
4617 * combine.c (try_combine): Delete redundant i1 test. Call
4618 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
4620 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4623 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
4626 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4628 PR tree-optimization/80054
4629 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
4630 the optimization if a PHI or any of its arguments is not dominated
4631 by the candidate's basis. Use gphi* rather than gimple* as
4633 (replace_profitable_candidates): Clean up a gimple* variable that
4634 should be a gphi* variable.
4636 2017-03-20 Martin Sebor <msebor@redhat.com>
4639 * doc/extend.texi (attribute constructor): Document present limitation.
4641 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
4644 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
4645 __POWER9_VECTOR__ #ifdef control, change template definition to
4646 use Power9-specific built-in function.
4647 (vec_any_eq): Likewise.
4648 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
4649 to control outcomes from this test.
4650 (vector_ae_<mode>p): For VEC_F modes, likewise.
4652 2017-03-20 Ian Lance Taylor <iant@google.com>
4654 * config/i386/i386.c (ix86_function_regparm): Save an extra
4655 register for -fsplit-stack with DECL_STATIC_CHAIN.
4657 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
4660 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
4661 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
4663 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
4665 * config/riscv/riscv.c (riscv_print_operand): Use "fence
4667 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
4670 2017-03-20 Marek Polacek <polacek@redhat.com>
4673 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
4675 2017-03-20 Richard Biener <rguenther@suse.de>
4677 PR tree-optimization/80113
4678 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
4679 allocate extra SSA name for PHI def.
4680 (add_close_phis_to_outer_loops): Likewise.
4681 (add_close_phis_to_merge_points): Likewise.
4682 (copy_loop_close_phi_args): Likewise.
4683 (copy_cond_phi_nodes): Likewise.
4685 2017-03-20 Martin Liska <mliska@suse.cz>
4688 * tree-chkp.c (chkp_build_returned_bound): Do not build
4689 returned bounds for a LHS that's not a BOUNDED_P type.
4691 2017-03-20 Martin Liska <mliska@suse.cz>
4695 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
4696 COMPLEX_CST and VECTOR_CST.
4698 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4701 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
4702 target operand. A new splitter adds the clobber statement in case
4703 the target operand is dead anyway.
4705 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
4707 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
4708 to age-old versions of binutils and glibc.
4710 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
4712 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
4714 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
4716 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
4718 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
4720 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
4721 requirement for binutils 2.13.
4723 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
4725 * combine.c (try_combine): Delete redundant i1 test. Call
4726 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
4728 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
4730 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
4731 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
4733 <riscv64-*-elf>: Re-arrange section
4734 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
4735 <riscv32-*-linux>: Likewise.
4736 <riscv64-*-elf>: Likewise
4737 <riscv64-*-linux>: Likewise.
4739 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
4742 * aarch64.opt(verbose-cost-dump): Fix typo.
4744 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
4747 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
4748 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
4750 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
4752 * reload.c (find_reloads): When reloading a nonoffsettable address,
4753 use RELOAD_OTHER for it and its address reloads.
4755 PR rtl-optimization/79910
4756 * combine.c (record_used_regs): New static function.
4757 (try_combine): Handle situations where there is an additional
4758 instruction between I2 and I3 which needs to have a LOG_LINK
4761 2017-03-17 Jeff Law <law@redhat.com>
4763 PR tree-optimization/71437
4764 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
4765 conditional in the hash table first.
4766 (vrp_dom_walker::before_dom_children): Extract condition from
4767 ASSERT_EXPR. Record condition, its inverion and any implied
4770 2017-03-17 Marek Polacek <polacek@redhat.com>
4771 Markus Trippelsdorf <markus@trippelsdorf.de>
4773 PR tree-optimization/80079
4774 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
4777 2017-03-17 Richard Biener <rguenther@suse.de>
4780 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
4781 Properly verify the LHS before the RHS possibly claims to be
4783 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
4786 2017-03-17 Martin Jambor <mjambor@suse.cz>
4788 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
4789 (List of -O2 options): Likewise.
4790 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
4793 2017-03-17 Tom de Vries <tom@codesourcery.com>
4795 * gcov-dump.c (print_usage): Print bug_report_url.
4797 2017-03-17 Richard Biener <rguenther@suse.de>
4800 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
4801 (parser::peek): Likewise.
4803 2017-03-17 Richard Biener <rguenther@suse.de>
4805 PR tree-optimization/80048
4806 * sese.c (free_sese_info): Properly release rename_map and
4807 copied_bb_map elements.
4809 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
4811 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
4812 Add linked-list forward and backlinks. Insert on
4813 construction, remove on destruction.
4814 (class pass_store_merging): Add m_stores_head field.
4815 (pass_store_merging::terminate_and_process_all_chains):
4816 Iterate over m_stores_head list.
4817 (pass_store_merging::terminate_all_aliasing_chains):
4819 (pass_store_merging::execute): Check for debug stmts first.
4820 Push new chains onto the m_stores_head stack.
4822 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
4825 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
4826 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
4827 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
4829 2017-03-16 Jeff Law <law@redhat.com>
4831 PR tree-optimization/71437
4832 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
4833 member function. Implementation moved into after_dom_children
4834 member function and into the threader's thread_outgoing_edges
4836 (dom_opt_dom_walker::after_dom_children): Simplify by moving
4837 some code into new thread_outgoing_edges.
4838 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
4839 definition. Simplify marker handling (do it here). Assume we always
4840 have the available expression and the const/copies tables.
4841 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
4843 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
4844 * tree-vrp.c (equiv_stack): No longer file scoped.
4845 (vrp_dom_walker): New class.
4846 (vrp_dom_walker::before_dom_children): New member function.
4847 (vrp_dom_walker::after_dom_children): Likewise.
4848 (identify_jump_threads): Setup domwalker. Use it rather than
4849 walking edges in a random order by hand. Simplify setup/finalization.
4850 (finalize_jump_threads): Remove.
4851 (vrp_finalize): Do not call identify_jump_threads here.
4852 (execute_vrp): Do it here instead and call thread_through_all_blocks
4855 PR tree-optimization/71437
4856 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
4858 (simplify_stmt_for_jump_threading): Add basic_block argument. All
4860 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
4861 (dom_opt_dom_walker::thread_across_edge): Remove
4862 handle_dominating_asserts argument. All callers changed.
4863 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
4864 changes. Remove calls to lhs_of_dominating_assert. Other
4865 uses of handle_dominating_asserts turn into unconditional code
4866 (simplify_control_stmt_condition_1): Likewise.
4867 (simplify_control_stmt_condition): Likewise.
4868 (thread_through_normal_block, thread_across_edge): Likewise.
4869 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
4870 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
4871 object if it is not an SSA_NAME.
4872 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
4873 before calling into the VRP specific simplifiers.
4874 (identify_jump_threads): Remove handle_dominating_asserts
4877 2017-03-16 Jakub Jelinek <jakub@redhat.com>
4880 * tree-diagnostic.c (default_tree_printer): No longer static.
4881 * tree-diagnostic.h (default_tree_printer): New prototype.
4883 2017-03-16 Tamar Christina <tamar.christina@arm.com>
4885 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
4886 Change ins into fmov.
4888 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4890 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
4891 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
4892 Use h_con constraint for operand 1.
4893 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
4894 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
4896 2017-03-15 Jeff Law <law@redhat.com>
4898 PR tree-optimization/71437
4899 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
4900 (record_temporary_equivalences): Use it.
4902 PR tree-optimization/71437
4903 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
4904 tree-ssa-scopedtables.
4905 (lookup_avail_expr, build_and_record_new_cond): Likewise.
4906 (record_conditions, record_cond, vuse_eq): Likewise.
4907 (record_edge_info): Adjust to API tweak of record_conditions.
4908 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
4909 (record_temporary_equivalences, optimize_stmt): Likewise.
4910 (eliminate_redundant_computations): Likewise.
4911 (record_equivalences_from_stmt): Likewise.
4912 * tree-ssa-scopedtables.c: Include options.h and params.h.
4913 (vuse_eq): New function, moved from tree-ssa-dom.c
4914 (build_and_record_new_cond): Likewise.
4915 (record_conditions): Likewise. Accept vector of conditions rather
4916 than edge_equivalence structure for first argument.
4917 for the first argument.
4918 (avail_exprs_stack::lookup_avail_expr): New member function, moved
4919 from tree-ssa-dom.c.
4920 (avail_exprs_stack::record_cond): Likewise.
4921 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
4922 from tree-ssa-dom.c.
4923 (avail_exprs_stack): Add new member functions lookup_avail_expr
4925 (record_conditions): Declare.
4927 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
4930 * lra-constraints.c (process_alt_operands): Increase reject for
4931 reloading an input/output operand.
4933 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4936 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
4937 insns to convert from signed/unsigned char/short to IEEE 128-bit
4939 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
4941 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
4944 * config/i386/i386.c (ix86_vector_duplicate_value): Create
4945 subreg of inner mode for values already in registers.
4947 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
4949 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
4950 iteration reg is used after the loop.
4952 2017-03-14 Martin Sebor <msebor@redhat.com>
4954 PR tree-optimization/79800
4955 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
4956 precision in negative-positive range.
4957 (format_floating): Call non-const overload with adjusted precision.
4959 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4962 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
4965 2017-03-14 Martin Sebor <msebor@redhat.com>
4968 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
4969 * builtins.def (aligned_alloc): Use it.
4972 * Makefile.in (GTFILES): Add calls.c.
4973 * calls.c: Include "gt-calls.h".
4975 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
4977 PR rtl-optimization/79728
4978 * regs.h (struct target_regs): New field
4979 x_contains_allocatable_regs_of_mode.
4980 (contains_allocatable_regs_of_mode): New macro.
4981 * reginfo.c (init_reg_sets_1): Initialize it, and change
4982 contains_reg_of_mode so it includes global regs as well.
4983 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
4984 rather than contains_regs_of_mode.
4986 2017-03-14 Martin Liska <mliska@suse.cz>
4988 * doc/invoke.texi: Document options that can't be combined with
4989 -fcheck-pointer-bounds.
4991 2017-03-14 Martin Liska <mliska@suse.cz>
4994 * doc/invoke.texi (-Wchkp): Document the option.
4996 2017-03-14 Martin Liska <mliska@suse.cz>
4998 * Makefile.in: Install gcov-dump.
5000 2017-03-14 Martin Liska <mliska@suse.cz>
5002 * multiple_target.c (expand_target_clones): Bail out for
5003 an invalid attribute.
5005 2017-03-14 Richard Biener <rguenther@suse.de>
5007 * alias.c (struct alias_set_entry): Pack properly.
5008 * cfgloop.h (struct loop): Likewise.
5009 * cse.c (struct set): Likewise.
5010 * ipa-utils.c (struct searchc_env): Likewise.
5011 * loop-invariant.c (struct invariant): Likewise.
5012 * lra-remat.c (struct cand): Likewise.
5013 * recog.c (struct change_t): Likewise.
5014 * rtl.h (struct address_info): Likewise.
5015 * symbol-summary.h (function_summary): Likewise.
5016 * tree-loop-distribution.c (struct partition): Likewise.
5017 * tree-object-size.c (struct object_size_info): Likewise.
5018 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
5019 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
5020 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
5021 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
5022 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
5023 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
5024 (struct _stmt_vec_info): Likewise.
5026 2017-03-14 Martin Liska <mliska@suse.cz>
5029 * multiple_target.c (create_dispatcher_calls): Check that
5030 a target can create a function dispatcher.
5032 2017-03-14 Martin Liska <mliska@suse.cz>
5035 * multiple_target.c (expand_target_clones): Drop local.local
5036 flag for default implementation.
5038 2017-03-14 Richard Biener <rguenther@suse.de>
5040 PR tree-optimization/80030
5041 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
5043 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
5045 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
5046 gcc_fallthrough() instead of __attribute__((fallthrough));
5048 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
5050 * doc/gcc.texi: Remove "up" link to (DIR).
5051 * doc/gccint.texi: Ditto.
5053 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
5055 * doc/install.texi (Specific) <avr>: Remove reference to
5058 2017-03-13 Jeff Law <law@redhat.com>
5060 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
5061 attribute rather than comments.
5063 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
5064 match_scratch operand is highest.
5066 2017-03-13 Martin Liska <mliska@suse.cz>
5069 * ipa-pure-const.c (warn_function_noreturn): If the declarations
5070 is a CHKP clone, use original declaration.
5072 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
5074 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
5075 (arc_conditional_register_usage): Use a different allocation order
5076 when optimizing for size.
5077 * common/config/arc/arc-common.c (arc_option_optimization_table):
5078 Section anchors default on when optimizing for size.
5080 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
5082 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
5084 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
5086 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
5087 * config/arc/arc.md (cpu_facility): Add cd variant.
5088 (*movqi_insn): Add code density variant.
5089 (*movhi_insn): Likewise.
5090 (*movqi_insn): Likewise.
5091 (*addsi3_mixed): Likewise.
5092 (subsi3_insn): Likewise.
5094 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
5096 * config/arc/arc.md (movsi_cond_exec): Update constraint.
5098 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
5100 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
5101 expressions with MINUS and UNARY ops.
5103 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5106 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
5108 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
5109 between vec_select and vector argument.
5110 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
5111 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
5112 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
5113 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
5114 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
5115 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
5117 2017-03-13 Richard Biener <rguenther@suse.de>
5120 * params.def (vect-max-peeling-for-alignment): Fix typo.
5122 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
5124 * doc/install.texi (Specific) <mips-*-*>: Remove description of
5125 issue that only occurred with binutils below 2.18.
5127 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
5129 * doc/install.texi (Specific) <cris-axis-elf>: No longer
5130 refer to binutils 2.11/2.12 minimum.
5132 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
5134 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
5135 ftp.kernel.org and simplify binutils requirement.
5137 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
5139 * doc/invoke.texi (Warning Options): Fix spelling of link-time
5141 (Optimize Options): Ditto. Also remove redundancy.
5143 2017-03-10 David Malcolm <dmalcolm@redhat.com>
5145 PR translation/79848
5146 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
5148 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
5149 to G_ to avoid double translation.
5151 2017-03-10 David Malcolm <dmalcolm@redhat.com>
5153 PR translation/79923
5154 * auto-profile.c (get_combined_location): Convert leading
5155 character of diagnostics to lower case and remove trailing period.
5156 (read_profile): Likewise for various diagnostics.
5157 * config/arm/arm.c (arm_option_override): Remove trailing period
5158 from various diagnostics.
5159 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
5160 (msp430_expand_delay_cycles): Likewise.
5162 2017-03-10 David Malcolm <dmalcolm@redhat.com>
5165 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
5166 full command-line argument, rather than just "str".
5167 (aarch64_validate_march): Likewise.
5168 (aarch64_validate_mtune): Likewise.
5170 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
5172 PR rtl-optimization/78911
5173 * lra-assigns.c (must_not_spill_p): New function.
5174 (spill_for): Use it.
5176 2017-03-10 Jakub Jelinek <jakub@redhat.com>
5178 PR tree-optimization/79981
5179 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
5180 ATOMIC_COMPARE_EXCHANGE ifn result.
5181 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
5182 IFN_ATOMIC_COMPARE_EXCHANGE.
5184 2017-03-10 David Malcolm <dmalcolm@redhat.com>
5187 * opts.c (parse_sanitizer_options): Add missing question mark to
5188 "did you mean" message.
5190 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5192 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
5194 (VMULEUH_UNS): Likewise.
5195 (VMULOUB_UNS): Likewise.
5196 (VMULOUH_UNS): Likewise.
5197 * config/rs6000/rs6000.c (builtin_function_type): Remove
5198 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
5200 2017-03-10 David Malcolm <dmalcolm@redhat.com>
5203 * read-rtl-function.c (function_reader::read_rtx_operand): Update
5204 x with result of extra_parsing_for_operand_code_0.
5205 (function_reader::extra_parsing_for_operand_code_0): Convert
5206 return type from void to rtx, returning x. When reading
5207 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
5208 larger size containing struct block_symbol.
5210 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
5212 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
5213 -mfloat128-hardware without -m64.
5215 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
5218 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
5219 entries to the case statement that marks unsigned arguments to
5220 overloaded functions.
5222 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
5224 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
5225 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
5227 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
5230 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
5231 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
5233 2017-03-10 Martin Liska <mliska@suse.cz>
5237 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
5238 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
5241 2017-03-10 Olivier Hainque <hainque@adacore.com>
5243 * tree-switch-conversion (array_value_type): Start by resetting
5244 candidate type to it's main variant.
5246 2017-03-10 Jakub Jelinek <jakub@redhat.com>
5248 PR rtl-optimization/79909
5249 * combine.c (try_combine): Use simplify_replace_rtx on individual
5250 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
5251 of the whole CALL_INSN_FUNCTION_USAGE.
5253 PR tree-optimization/79972
5254 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
5255 get_range_info on SSA_NAMEs. Formatting fixes.
5257 2017-03-10 Richard Biener <rguenther@suse.de>
5258 Jakub Jelinek <jakub@redhat.com>
5260 PR tree-optimization/77975
5261 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
5262 edge to be constant.
5263 (get_val_for): For constant x return it. Formatting fix.
5264 (loop_niter_by_eval): Avoid pointless looping if the next iteration
5265 would use the same bases as the current one.
5267 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5269 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
5270 instead of vec_select for V1TImode.
5271 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
5273 (VSX_LE_128): Add V1TI to this mode iterator.
5274 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
5275 (*vsx_le_perm_store_<mode>): Likewise.
5276 (pre-reload splitter for VSX stores): Likewise.
5277 (post-reload splitter for VSX stores): Likewise.
5278 (*vsx_xxpermdi2_le_<mode>): Likewise.
5279 (*vsx_lxvd2x2_le_<mode>): Likewise.
5280 (*vsx_stxvd2x2_le_<mode>): Likewise.
5282 2017-03-09 Michael Eager <eager@eagercon.com>
5284 Correct failures with --enable-checking=yes,rtl.
5286 * config/microblaze/microblaze.c (microblaze_expand_shift):
5287 Replace GET_CODE test with CONST_INT_P and INTVAL test with
5288 test for const0_rtx.
5289 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
5290 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
5292 2017-03-09 Richard Biener <rguenther@suse.de>
5294 PR tree-optimization/79977
5295 * graphite-scop-detection.c (scop_detection::merge_sese):
5296 Handle the case of extra exits to blocks dominating the entry.
5298 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
5300 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
5303 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
5305 PR rtl-optimization/79949
5306 * lra-constraints.c (process_alt_operands): Check memory when
5307 trying to predict a cycle. Print about the overall increase.
5309 2017-03-09 Richard Biener <rguenther@suse.de>
5312 * gimple-expr.c (useless_type_conversion_p): Preserve
5313 TYPE_SATURATING for fixed-point types.
5315 2017-03-09 Richard Biener <rguenther@suse.de>
5318 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
5319 alignment of BLKmode params.
5321 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5324 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
5325 (VALL_NO_V2Q): Likewise.
5327 * config/aarch64/aarch64-simd.md
5328 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
5330 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
5331 VALL_NO_V2Q mode iterator.
5332 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
5334 2017-03-09 Martin Liska <mliska@suse.cz>
5336 PR tree-optimization/79631
5337 * tree-chkp-opt.c (chkp_is_constant_addr): Call
5338 tree_int_cst_sign_bit just for INTEGER constants.
5340 2017-03-09 Martin Liska <mliska@suse.cz>
5344 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
5347 2017-03-09 Marek Polacek <polacek@redhat.com>
5350 * tree.c (inchash::add_expr): Handle TREE_VEC.
5352 2017-03-09 Martin Liska <mliska@suse.cz>
5355 (chkp_narrow_size_and_offset): New function.
5356 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
5357 (void chkp_parse_bit_field_ref): New function.
5358 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
5359 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
5361 2017-03-09 Martin Liska <mliska@suse.cz>
5364 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
5365 (chkp_find_bounds_1): Remove gcc_unreachable.
5367 2017-03-09 Jakub Jelinek <jakub@redhat.com>
5370 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
5371 BUILT_IN_SYNC*, determine the access type from the size suffix and
5372 always build a MEM_REF with that type. Handle forgotten
5373 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
5376 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
5377 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
5378 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
5379 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
5380 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
5381 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
5382 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
5383 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
5384 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
5385 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
5386 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
5387 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
5388 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
5389 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
5390 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
5391 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
5392 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
5393 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
5394 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
5395 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
5396 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
5397 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
5398 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
5399 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
5400 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
5401 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
5402 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
5403 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
5404 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
5405 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
5406 definitions outside of __OPTIMIZE__ guarded section.
5409 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
5410 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
5411 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
5412 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
5415 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5417 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
5418 ("vfenez<mode>"): Add missing constraints.
5420 2017-03-08 Martin Sebor <msebor@redhat.com>
5423 * config/nds32/nds32.c (nds32_option_override):
5424 Fix misspelled diagnostic.
5426 2017-03-08 Jakub Jelinek <jakub@redhat.com>
5429 * gimplify.c (gimplify_omp_for): Replace index var in outer
5430 taskloop statement with an artificial variable and add
5431 OMP_CLAUSE_PRIVATE clause for it.
5433 2017-03-08 Richard Biener <rguenther@suse.de>
5435 PR tree-optimization/79955
5436 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
5437 for accesses that are completely outside of the variable.
5439 2017-03-08 Andrew Haley <aph@redhat.com>
5441 PR tree-optimization/79943
5442 * tree-ssa-loop-split.c (compute_new_first_bound): When
5443 calculating the new upper bound, (END-BEG) should be added, not
5446 2017-03-08 Jakub Jelinek <jakub@redhat.com>
5448 * config/avr/avr.md (setmemhi): Make sure match_dup
5449 operand number comes before match_scratch.
5451 2017-03-08 Richard Biener <rguenther@suse.de>
5453 PR tree-optimization/79920
5454 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
5455 with ncopies == 1 to ...
5456 (vect_transform_slp_perm_load): ... here. Properly compute
5457 all element loads by iterating VF times over the group. Do
5458 not handle ncopies (computed in a broken way) in
5459 vect_create_mask_and_perm.
5461 2017-03-08 Jakub Jelinek <jakub@redhat.com>
5464 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
5465 is a uniform vector, use uniform_vector_p return value instead of
5466 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
5468 2017-03-07 Marek Polacek <polacek@redhat.com>
5471 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
5472 (alloca_call_type): Likewise.
5474 2017-03-07 Martin Liska <mliska@suse.cz>
5476 * gcov.c (process_args): Put comment to correct location.
5478 2017-03-07 Martin Liska <mliska@suse.cz>
5481 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
5482 Use array_at_struct_end_p instead of DECL_CHAIN (field).
5483 (chkp_narrow_bounds_for_field): Likewise.
5484 (chkp_parse_array_and_component_ref): Pass one more argument to
5487 2017-03-07 Richard Biener <rguenther@suse.de>
5489 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
5492 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
5494 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
5495 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
5497 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5500 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
5501 to end of description.
5502 (PARAM_MAX_STORES_TO_MERGE): Likewise.
5504 2017-03-07 Jakub Jelinek <jakub@redhat.com>
5506 PR rtl-optimization/79901
5507 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
5509 (*avx512f_<code><mode>3<mask_name>): ... this.
5510 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
5511 iterator instead of VI8_AVX2_AVX512BW.
5513 PR rtl-optimization/79901
5514 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
5515 min/max expander, expand it using expand_vec_cond_expr.
5518 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
5521 2017-03-06 Jakub Jelinek <jakub@redhat.com>
5524 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
5525 to void * for PCH reasons.
5526 * dwarf2out.c (output_loc_operands, output_die): Cast
5527 v.val_vec.array to unsigned char *.
5529 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
5532 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
5535 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
5537 PR rtl-optimization/79571
5538 * lra-constraints.c (process_alt_operands): Calculate static
5539 reject and subtract it from overall when only addresses will be
5542 2017-03-06 Julia Koval <julia.koval@intel.com>
5545 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
5546 incoming stack boundary to 128 for 64-bit targets.
5548 2017-03-06 Richard Biener <rguenther@suse.de>
5550 PR tree-optimization/79894
5551 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
5552 to NULL after folding it.
5554 2017-03-06 Richard Biener <rguenther@suse.de>
5556 PR tree-optimization/79824
5557 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
5558 check disabling peeling for gaps.
5560 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
5562 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
5563 attributes): Document gettimeofday.
5565 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
5567 * config/s390/s390.c (s390_option_override_internal): Set
5568 PARAM_MIN_VECT_LOOP_BOUND
5570 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
5572 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
5573 * config/s390/s390.md: Likewise.
5575 2017-03-06 Jakub Jelinek <jakub@redhat.com>
5578 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
5579 (<avx2_avx512>_perm<mode>): Rename to ...
5580 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
5582 (<avx512>_perm<mode>_mask): Rename to ...
5583 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
5585 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
5586 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
5587 instead of VI8F_256_512.
5588 (avx512f_perm<mode>): New define_expand.
5589 (avx512f_perm<mode>_mask): Likewise.
5590 (avx512f_perm<mode>_1<mask_name>): New define_insn.
5591 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
5593 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
5595 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
5596 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
5598 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
5600 2017-03-06 Martin Liska <mliska@suse.cz>
5603 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
5604 when having a SSA NAME w/o VAR_DECL assigned to it.
5606 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
5608 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
5609 msa_dpsub_<su>_d): Fix MODE for vec_select.
5611 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
5613 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
5615 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
5617 2017-03-06 Richard Biener <rguenther@suse.de>
5619 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
5620 * plugin.c (register_plugin_info): Likewise.
5621 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
5623 2017-03-05 Jakub Jelinek <jakub@redhat.com>
5625 * config/i386/sse.md (sse_storehps, sse_storelps,
5626 avx_<castmode><avxsizesuffix>_<castmode>,
5627 avx512f_<castmode><avxsizesuffix>_<castmode>,
5628 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
5629 in condition that at least one operand is not a MEM.
5631 2017-03-03 Jakub Jelinek <jakub@redhat.com>
5634 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
5635 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
5637 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
5638 gimple_call_nothrow_p flag based on whether original builtin can throw.
5639 If it can, emit following stmts on the fallthrough edge.
5640 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
5641 don't create new bb if inserting just debug stmts on the edge, try to
5642 insert them on the fallthru bb or just reset debug stmts.
5644 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
5647 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
5648 restore recog_data (including the operand rtxes inside it) around
5649 the call to get_insn_template.
5651 2017-03-03 Martin Sebor <msebor@redhat.com>
5653 PR tree-optimization/79699
5654 * context.c (context::~context): Free MPFR caches to avoid
5655 a memory leak on program exit.
5657 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5659 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
5660 Use wide_int::ulow () instead of .elt (0).
5662 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
5664 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
5665 (*pushxf): Limit oF constraint to 32bit targets and add oC
5666 constraint for 64bit targets.
5667 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
5668 (*pushdf): Change rmF constraint to rmC.
5670 2017-03-03 Martin Liska <mliska@suse.cz>
5672 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
5673 Remove unused variable.
5675 2017-03-03 Jakub Jelinek <jakub@redhat.com>
5678 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
5679 is a memory operand, increase num_memory.
5680 (ix86_expand_args_builtin): Likewise.
5682 2017-03-03 Jan Hubicka <jh@suse.cz>
5685 * ipa-devirt.c (maybe_record_node): Properly handle
5686 __cxa_pure_virtual visibility.
5688 2017-03-03 Martin Liska <mliska@suse.cz>
5690 PR tree-optimization/79803
5691 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
5693 (pass_loop_prefetch::execute): Disabled optimization if an
5694 assumption about L1 cache size is not met.
5696 2017-03-03 Martin Liska <mliska@suse.cz>
5698 PR rtl-optimization/79574
5699 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
5700 (hash_scan_set): Likewise.
5701 (dump_hash_table): Likewise.
5702 (hoist_code): Likewise.
5704 2017-03-03 Richard Biener <rguenther@suse.de>
5706 * fixed-value.c (fixed_from_string): Restore use of elt (1)
5707 in place of uhigh ().
5708 (fixed_convert_from_real): Likewise.
5710 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
5713 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
5715 2017-03-03 Richard Biener <rguenther@suse.de>
5718 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
5719 TYPE_OVERFLOW_UNDEFINED check.
5721 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5723 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
5725 (vector_ae_<mode>_p): Likewise.
5726 (vector_nez_<mode>_p): Likewise.
5727 (vector_ne_v2di_p): Likewise.
5728 (vector_ae_v2di_p): Likewise.
5729 (vector_ne_<mode>_p): Likewise.
5730 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
5732 (vsx_tsqrt<mode>2_fe): Likewise.
5734 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
5737 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
5739 2017-03-02 Jakub Jelinek <jakub@redhat.com>
5741 PR rtl-optimization/79780
5742 * cprop.c (one_cprop_pass): When second and further conditional trap
5743 in a single basic block is turned into an unconditional trap, turn it
5744 into a deleted note to avoid RTL verification failures.
5746 2017-03-02 Richard Biener <rguenther@suse.de>
5748 * fold-const.c (const_binop): Use ulow () instead of elt (0).
5750 2017-03-02 Richard Biener <rguenther@suse.de>
5752 PR tree-optimization/79345
5754 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
5755 param and abort the walk, returning -1 if it is hit.
5756 (walk_aliased_vdefs): Take a limit param and pass it on.
5757 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
5758 defaulting to 0 and return a signed int.
5759 * tree-ssa-uninit.c (struct check_defs_data): New struct.
5760 (check_defs): New helper.
5761 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
5762 about uninitialized memory.
5763 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
5764 bogus uninitialized warning.
5765 (fixed_convert_from_real): Likewise.
5767 2017-03-02 Bin Cheng <bin.cheng@arm.com>
5769 PR tree-optimization/66768
5770 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
5771 iv_use if base object can't be determined.
5773 2017-03-02 Jakub Jelinek <jakub@redhat.com>
5775 PR tree-optimization/79345
5776 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
5777 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
5778 (get_pattern_stats): Initialize it.
5779 * genemit.c (gen_expand): Verify match_scratch numbers come after
5780 match_operand/match_dup numbers.
5781 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
5782 match_scratch numbers.
5783 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
5785 * config/s390/s390.md (trunctdsd2): Likewise.
5787 2017-03-02 Richard Biener <rguenther@suse.de>
5789 * wide-int.h (wide_int_storage::operator=): Implement in terms
5792 2017-03-02 Richard Biener <rguenther@suse.de>
5794 PR tree-optimization/79777
5795 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
5796 the to insert expression to sth existing.
5798 2017-03-01 Martin Sebor <msebor@redhat.com>
5801 * gimple-ssa-sprintf.c
5802 (directive::known_width_and_precision): New function.
5803 (format_integer): Use it.
5804 (get_mpfr_format_length): Consider the full range of precision
5805 when computing %g output with the # flag. Set the likely byte
5806 count to 3 rather than 1 when precision is indeterminate.
5807 (format_floating): Correct the lower bound of precision.
5809 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5811 * doc/invoke.texi: Document default code model for 64-bit Linux.
5813 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5816 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
5817 udiv rather than div since input pattern is unsigned.
5819 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
5821 * config/i386/i386.c (print_reg): Warn for values of
5822 unsupported size in integer register.
5824 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5827 * config/rs6000/predicates.md (current_file_function_operand): Do
5828 not allow self calls to be local if the function is replaceable.
5830 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
5833 * config/rs6000/altivec.h (vec_ctz and others): Change the
5834 preprocessor macro that controls conditional compilation from
5835 _ARCH_PWR9 to __POWER9_VECTOR__.
5836 (vec_all_ne): Change parameterization of __altivec_scalar_pred
5837 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
5838 control (instead of _ARCH_PWR9 control) so that template
5839 definition uses power9-specific function.
5840 (vec_any_eq): Likewise.
5841 (vec_all_ne): Change macro definition to use a power9-specific
5842 expansion under #ifdef __POWER9_VECTOR__ control (instead of
5843 _ARCH_PWR9 control).
5844 (vec_any_eq) Likewise.
5845 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
5846 expansion for CMPNEF to remove support for xvcmpnesp instruction.
5847 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
5848 support for xvcmpnedp instruction.
5849 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
5850 macro expansion so that Power9 implementation of vec_all_ne does
5851 not use the AltiVec predicate framework.
5852 (VCMPNEH_P): Likewise.
5853 (VCMPNEW_P): Likewise.
5854 (VCMPNED_P): Likewise.
5855 (VCMPNEFP_P): Likewise.
5856 (VCMPNEDP_P): Likewise.
5857 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
5858 implementation of vec_any_eq to not use AltiVec predicate
5860 (VCMPAEH_P): Likewise.
5861 (VCMPAEW_P): Likewise.
5862 (VCMPAED_P): Likewise.
5863 (VCMPAEFP_P): Likewise.
5864 (VCMPAEDP_P): Likewise.
5865 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
5866 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
5867 not use the AltiVec predicate framework.
5868 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
5869 of vec_any_eq to not use AltiVec predicate framework.
5870 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
5871 support for predefined __POWER9_VECTOR__ macro to indicate that
5872 Power9 instruction selection is enabled.
5873 (altivec_overloaded_builtins): Remove extraneous
5874 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
5875 function argument types RS6000_BTI_bool_V16QI and
5876 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
5877 entry for overloaded function argument types RS6000_BTI_bool_V4SI
5878 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
5879 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
5880 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
5881 Power9 for implementations of vec_cmpne. Change the signature for
5882 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
5883 (representing vec_all_ne) to remove the previously described first
5884 argument of type RS6000_BTI_INTSI, as this was an artifact of
5885 reliance on the AltiVec predicate framework, which is no longer
5886 used in the implementation of these functions. Add
5887 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
5888 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
5889 since, unlike the AltiVec predicate framework implementation, we
5890 do not share function descriptors between vec_alle and vec_anyeq.
5891 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
5892 set of modes that receive special treatment even when
5893 TARGET_P9_VECTOR is true. The special treatment emits code that
5894 does not depend on Power9 instructions.
5895 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
5896 define_expand to not rely on AltiVec predicate framework.
5897 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
5899 (vector_ne_v2di_p): Change this define_expand to not rely on
5900 AltiVec predicate framework.
5901 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
5903 (vector_ne_<mode>_p): Change this define_expand to not rely on
5904 AltiVec predicate framework.
5905 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
5907 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
5908 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
5909 define_insn pattern.
5910 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
5911 define_insn pattern because the xvcmpne<VSs>. instruction is not
5913 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
5914 instruction is not supported.
5916 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5918 * config/nvptx/nvptx.c: Include intl.h.
5920 2017-03-01 Martin Jambor <mjambor@suse.cz>
5923 * ipa-prop.h (ipa_bits): Removed field known.
5924 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
5925 to pointers. Adjusted their comments to warn about their sharing.
5926 (ipcp_transformation_summary): Change bits to a vector of pointers.
5927 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
5928 (ipa_get_ipa_bits_for_value): Declare.
5929 * tree-vrp.h (value_range): Mark as GTY((for_user)).
5930 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
5931 (ipa_bits_hash_table): Likewise.
5932 (ipa_vr_ggc_hash_traits): Likewise.
5933 (ipa_vr_hash_table): Likewise.
5934 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
5935 being pointers and vr_known being removed.
5936 (ipa_set_jf_unknown): Likewise.
5937 (ipa_get_ipa_bits_for_value): New function.
5938 (ipa_set_jfunc_bits): Likewise.
5939 (ipa_get_value_range): New overloaded functions.
5940 (ipa_set_jfunc_vr): Likewise.
5941 (ipa_compute_jump_functions_for_edge): Use the above functions to
5942 construct bits and vr parts of jump functions.
5943 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
5944 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
5946 (ipcp_grow_transformations_if_necessary): Also allocate
5947 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
5949 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
5950 them. Fix too long lines.
5951 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
5952 vr_known being removed.
5953 (ipa_read_jump_function): Use new setter functions to construct bits
5954 and vr parts of jump functions or set them to NULL.
5955 (write_ipcp_transformation_info): Adjust for bits being pointers.
5956 (read_ipcp_transformation_info): Likewise.
5957 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
5959 Include gt-ipa-prop.h.
5960 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
5962 (ipcp_store_bits_results): Likewise.
5963 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
5964 Do not write to existing jump functions but use a temporary instead.
5966 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5969 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
5970 attempt to use its first operand as BIT_FIELD_REF base.
5972 2017-03-01 Richard Biener <rguenther@suse.de>
5975 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
5976 interpolating formula in wrapping arithmetic.
5977 (chrec_apply): Convert chrec_evaluate return value to wanted type.
5979 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5981 PR tree-optimization/79734
5982 * tree-vect-generic.c (expand_vector_condition): Optimize
5983 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
5984 Handle VEC_COND_EXPR where comparison has different inner width from
5987 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
5989 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
5990 markup, and similar issues. Remove @opindex entries for things
5991 that aren't options. Add missing -mmpy-option entries.
5993 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5995 PR tree-optimization/79737
5996 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
5997 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
5998 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
5999 instead of byte_size. Formatting fix.
6000 (shift_bytes_in_array_right): Formatting fix.
6002 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
6005 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
6006 condition on optimize for the leaf function test.
6008 2017-02-28 Martin Liska <mliska@suse.cz>
6011 * read-rtl-function.c (function_reader::handle_unknown_directive):
6012 Bail out when one uses -flto.
6014 2017-02-28 Martin Liska <mliska@suse.cz>
6016 * common.opt: Replace space with tabular for options of <number>
6018 * config/i386/i386.opt: Show <number> value for
6019 -mlarge-data-threshold.
6020 * opts.c (print_filtered_help): Do not display number in hexadecimal
6023 2017-02-28 Martin Liska <mliska@suse.cz>
6025 * common.opt: Fix --help=option -Q for options which are of
6028 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
6030 * config/i386/i386.c (print_reg): Error out for values
6031 of 8-bit size in invalid integer register.
6033 2017-02-28 Martin Sebor <msebor@redhat.com>
6035 PR tree-optimization/79691
6036 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
6038 2017-02-28 Jakub Jelinek <jakub@redhat.com>
6041 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
6042 gcc_unreachable with output_operand_lossage.
6044 2017-02-28 Richard Biener <rguenther@suse.de>
6046 PR tree-optimization/79740
6047 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
6049 (visit_nary_op): Insert the nary into the hashtable if we
6050 pattern-matched sth.
6051 * tree-ssa-pre.c (eliminate_insert): Robustify.
6053 2017-02-28 Richard Biener <rguenther@suse.de>
6056 * fold-const.c (decode_field_reference): Reject out-of-bound
6059 2017-02-28 Jakub Jelinek <jakub@redhat.com>
6061 * config/i386/i386.c: Include intl.h.
6062 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
6063 instead of just cond ? "..." : "...".
6064 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
6065 * coverage.c (read_counts_file): Likewise.
6066 * omp-offload.c: Include intl.h.
6067 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
6068 of just cond ? "..." : "...".
6069 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
6070 of just cond ? "..." : "...".
6072 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
6075 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
6077 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
6078 'tune for' CPU name.
6079 * config/arm/arm-cpu-data.h: Regenerated.
6081 2017-02-28 Richard Biener <rguenther@suse.de>
6083 PR tree-optimization/79732
6084 * tree-inline.c (expand_call_inline): Do not shadow var.
6086 2017-02-28 Richard Biener <rguenther@suse.de>
6088 PR tree-optimization/79723
6089 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
6090 address-space properly.
6092 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
6094 * doc/optinfo.texi (Optimization groups): Fix option used for
6096 * doc/invoke.texi (-fopt-info): Document "omp".
6097 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
6098 (OPTGROUP_ALL): Add OPTGROUP_OMP.
6099 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
6100 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
6101 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
6103 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
6105 * dumpfile.c (optgroup_options): Instead of "openmp", associate
6106 OPTGROUP_OMP with "omp".
6108 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
6111 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
6112 for arithmetic shift of unsigned V2DI.
6114 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
6116 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
6117 arc/linux.h headers.
6118 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
6119 (LINK_SPEC): Likewise.
6120 (ARC_TLS_EXTRA_START_SPEC): Likewise.
6121 (EXTRA_SPECS): Likewise.
6122 (STARTFILE_SPEC): Likewise.
6123 (ENDFILE_SPEC): Likewise.
6124 (LIB_SPEC): Likewise.
6125 (TARGET_SDATA_DEFAULT): Likewise.
6126 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
6127 (MULTILIB_DEFAULTS): Likewise.
6128 (DWARF2_UNWIND_INFO): Likewise.
6129 * config/arc/big.h: New file.
6130 * config/arc/elf.h: Likewise.
6131 * config/arc/linux.h: Likewise.
6132 * config/arc/t-uClibc: Remove.
6134 2017-02-27 Bin Cheng <bin.cheng@arm.com>
6136 PR tree-optimization/77536
6137 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
6138 (tree_transform_and_unroll_loop): Use above function to compute the
6139 estimated niter of unrolled loop and use it when scaling profile.
6140 Also use count info rather than frequency if it's non-zero.
6141 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
6142 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
6143 (vect_transform_loop): Call above function.
6145 2017-02-27 Richard Biener <rguenther@suse.de>
6147 PR tree-optimization/45397
6148 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
6149 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
6150 (visit_nary_op): Add pattern matching for CSEing sign-changed
6151 or truncated operations with wider ones.
6153 2017-02-27 Richard Biener <rguenther@suse.de>
6155 PR tree-optimization/79690
6156 * tree-vect-stmts.c (vectorizable_store): Use vector type
6157 built from the DR with address-space.
6159 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
6161 * doc/invoke.texi (Optimize Options): Refine the description
6162 of asan-use-after-return.
6164 2017-02-25 Alan Modra <amodra@gmail.com>
6166 PR rtl-optimization/79584
6167 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
6168 base, not ad->base_term, the reg within base. Remove assertion
6169 that ad->base == ad->base_term. Replace gen_int_mode using
6170 bogus mode with const0_rtx.
6172 2017-02-25 Jakub Jelinek <jakub@redhat.com>
6175 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
6176 FMA_EXPR like tcc_binary or tcc_unary.
6178 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
6181 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
6183 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
6184 (output_loc_operands): Handle DW_OP_call_ref and
6185 DW_OP_GNU_variable_value.
6186 (struct variable_value_struct): New type.
6187 (struct variable_value_hasher): Likewise.
6188 (variable_value_hash): New variable.
6189 (string_types): Remove.
6190 (copy_loc_descr): New function.
6191 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
6192 (prepend_loc_descr_to_each): New function.
6193 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
6194 instead of add_loc_descr_to_each if the first argument is single
6195 location list and the second has multiple.
6196 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
6197 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
6198 when looking for variable value which doesn't have other location info.
6199 (loc_list_from_tree): Formatting fix.
6200 (gen_array_type_die): Simplify DW_AT_string_length handling.
6201 (adjust_string_types): Remove.
6202 (gen_subprogram_die): Don't call adjust_string_types nor test/set
6203 string_types. Call resolve_variable_values.
6204 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
6205 (resolve_addr_in_expr): Likewise. Add A argument.
6206 (copy_deref_exprloc): Remove deref argument. Adjust for the
6207 original expression being DW_OP_GNU_variable_value with optionally
6208 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
6209 optionally after it.
6210 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
6211 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
6212 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
6213 (variable_value_hasher::hash, variable_value_hasher::equal): New
6215 (resolve_variable_value_in_expr, resolve_variable_value,
6216 resolve_variable_values, note_variable_value_in_expr,
6217 note_variable_value): New functions.
6218 (dwarf2out_early_finish): Call note_variable_value on all toplevel
6221 2017-02-24 Jakub Jelinek <jakub@redhat.com>
6224 * opts.h (handle_generated_option): Add GENERATED_P argument.
6225 * opts-common.c (handle_option): Adjust function comment.
6226 (handle_generated_option): Add GENERATED_P argument, pass it to
6228 (control_warning_option): Pass false to handle_generated_option
6230 * opts.c (maybe_default_option): Pass true to handle_generated_option
6232 * optc-gen.awk: Likewise.
6234 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6236 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
6237 a REG, look at the REG it is a SUBREG of.
6238 (splitter for cmpeqsi_t): Ditto.
6240 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6242 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
6243 the special USEs with the pattern of the insn, not the insn itself.
6245 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
6248 * doc/invoke.texi: Document -mload-store-pairs.
6250 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6251 Sandra Loosemore <sandra@codesourcery.com>
6253 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
6254 argument isn't a CONST_INT.
6255 (nios2_alternate_compare_const): Assert op is a CONST_INT.
6256 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
6257 (nios2_validate_compare): Bypass alternate compare logic if *op2
6259 (ldstwm_operation_p): Return false if first_base is not a REG or
6260 if first_offset is not a CONST_INT.
6262 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6264 * config/cris/cris.md: Use correct operand in a define_peephole2.
6266 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6268 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
6270 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6272 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
6273 this_insn if it is an INSN or JUMP_INSN.
6274 (force_offsettable): Look at base, not at addr.
6275 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
6276 on things that aren't necessarily CONST_INTs.
6278 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
6280 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
6281 -mfpmath=sse is the default also for x86-32 targets with SSE2
6282 instruction set when @option{-ffast-math} is enabled
6284 2017-02-24 Jeff Law <law@redhat.com>
6286 PR rtl-optimizatoin/79286
6287 * ira.c (update_equiv_regs): Drop may_trap_p exception to
6290 2017-02-24 Richard Biener <rguenther@suse.de>
6292 PR tree-optimization/79389
6293 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
6296 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
6298 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
6299 function comment to reflect reality.
6300 (loop_exits_before_overflow): Fix typo in function description.
6302 2017-02-24 Richard Biener <rguenther@suse.de>
6304 PR tree-optimization/79389
6305 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
6306 properly that a threading opportunity exists. Detect conditional
6307 copy/constant propagation opportunities.
6309 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
6311 * config/visium/visium.md (type): Add trap.
6312 (b): New mode attribute.
6313 (*btst): Rename into...
6314 (*btst<mode>): ...this and adjust.
6315 (*cbranchsi4_btst_insn): Rename into...
6316 (*cbranch<mode>4_btst_insn): ...this and adjust.
6317 (trap): New define_insn.
6319 2017-02-23 Jakub Jelinek <jakub@redhat.com>
6321 PR tree-optimization/79389
6322 * ifcvt.c (struct noce_if_info): Add rev_cond field.
6323 (noce_reversed_cond_code): New function.
6324 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
6325 reversed_comparison_code. Formatting fix.
6326 (noce_try_store_flag): Test rev_cond != NULL in addition to
6327 reversed_comparison_code.
6328 (noce_try_store_flag_constants): Likewise.
6329 (noce_try_store_flag_mask): Likewise.
6330 (noce_try_addcc): Use rev_cond if non-NULL instead of
6331 reversed_comparison_code.
6332 (noce_try_cmove_arith): Likewise. Formatting fixes.
6333 (noce_try_minmax, noce_try_abs): Clear rev_cond.
6334 (noce_find_if_block): Initialize rev_cond.
6335 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
6336 instead of false as last argument never attempt to reverse it
6339 2017-02-23 Bin Cheng <bin.cheng@arm.com>
6341 PR tree-optimization/79663
6342 * tree-predcom.c (combine_chains): Process refs in reverse order
6343 only for ZERO length chains, and add explaining comment.
6345 2017-02-23 Jeff Law <law@redhat.com>
6347 PR tree-optimization/79578
6348 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
6349 in call to operand_equal_p.
6351 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
6354 * config/i386/cpuid.h: Fix another undefined behavior.
6356 2017-02-23 Richard Biener <rguenther@suse.de>
6358 PR tree-optimization/79683
6359 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
6360 vector types for data-refs.
6362 2017-02-23 Martin Liska <mliska@suse.cz>
6364 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
6366 2017-02-23 Jakub Jelinek <jakub@redhat.com>
6369 * internal-fn.c (get_range_pos_neg): Moved to ...
6370 * tree.c (get_range_pos_neg): ... here. No longer static.
6371 * tree.h (get_range_pos_neg): New prototype.
6372 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
6373 are known to be in between 0 and signed maximum inclusive, try to
6374 expand both unsigned and signed divmod and use the cheaper one from
6377 2017-02-22 Jeff Law <law@redhat.com>
6379 PR tree-optimization/79578
6380 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
6381 to compare base operands.
6383 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
6386 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
6387 gpc_reg_operand instead of fpr_reg_operand.
6389 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
6391 * config/mips/mips.c (mips_return_in_memory): Force FP
6392 vector types to be returned in memory for o32 ABI.
6394 2017-02-22 Jakub Jelinek <jakub@redhat.com>
6396 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
6397 instead of DW_TAG_member for static data member declarations and don't
6398 set no_linkage_name for static inline data members.
6399 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
6402 2017-02-22 Martin Liska <mliska@suse.cz>
6404 * doc/invoke.texi: Replace inequality signs with square brackets
6407 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6409 PR tree-optimization/68644
6410 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
6412 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
6415 * lra-constraints.c (simplify_operand_subreg): Handle
6416 WORD_REGISTER_OPERATIONS targets.
6418 2017-02-22 Jakub Jelinek <jakub@redhat.com>
6421 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
6422 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
6423 elimination by swapping fld*.
6425 2017-02-22 Richard Biener <rguenther@suse.de>
6427 PR tree-optimization/79673
6428 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
6429 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
6430 irrelevant address-space qualifiers and avoiding a
6431 ADDR_SPACE_CONVERT_EXPR from fold_convert.
6433 2017-02-22 Richard Biener <rguenther@suse.de>
6435 PR tree-optimization/79666
6436 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
6437 to not symbolically negate if that may introduce undefined
6440 2017-02-22 Martin Liska <mliska@suse.cz>
6443 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
6444 * data-streamer-out.c (streamer_write_gcov_count_stream):
6446 * value-prof.c (stream_out_histogram_value): Make assert more
6447 precise based on type of counter.
6449 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
6452 * config/i386/i386.md (standard_x87sse_constant_load splitter):
6453 Use nonimmediate_operand instead of memory_operand for operand 1.
6454 (float-extend standard_x87sse_constant_load splitter): Ditto.
6456 2017-02-21 Jeff Law <law@redhat.com>
6458 PR tree-optimization/79621
6459 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
6460 blocks with edges to themselves.
6462 2017-02-21 Jakub Jelinek <jakub@redhat.com>
6465 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
6466 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
6467 Use gimple_call_builtin_p.
6470 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
6471 on temporarily removed DEBUG_INSNs.
6473 PR tree-optimization/79649
6474 * tree-loop-distribution.c (classify_partition): Give up on
6475 non-generic address space loads/stores.
6477 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
6479 * doc/loop.texi (Loop manipulation): Remove nonexistent
6480 tree_ssa_loop_version from the documentation.
6481 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
6483 2017-02-21 Jakub Jelinek <jakub@redhat.com>
6486 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
6487 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
6488 * config/rs6000/rs6000.c: Include except.h.
6489 (rs6000_expand_split_stack_prologue): Call
6490 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
6492 2017-02-21 Martin Jambor <mjambor@suse.cz>
6495 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
6498 2017-02-21 Martin Jambor <mjambor@suse.cz>
6500 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
6501 for backward compatibility only.
6502 * doc/invoke.texi (Option Summary): Remove all references to
6505 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
6509 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6511 * lra-constraints.c (curr_insn_transform): Handle
6512 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
6514 2017-02-21 Martin Liska <mliska@suse.cz>
6516 * config/i386/i386.opt: Replace -masm-dialect with -masm.
6518 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
6520 PR translation/79638
6521 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
6523 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
6526 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6527 (arm_function_ok_for_sibcall): Return false for an indirect call by
6528 descriptor if all the argument registers are used.
6529 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
6530 alignment of the function.
6532 2017-02-21 Jakub Jelinek <jakub@redhat.com>
6534 PR tree-optimization/61441
6535 * simplify-rtx.c (simplify_const_unary_operation): For
6536 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
6537 the sNaN unmodified.
6539 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
6541 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
6542 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
6543 instead of SYSTEM_HEADER_DIR.
6545 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
6546 Martin Liška <mliska@suse.cz>
6548 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
6549 Fix typos and grammar, use active voice, and clarify.
6551 2017-02-20 Marek Polacek <polacek@redhat.com>
6554 * gimplify.c (gimplify_expr): Handle unused *&&L;.
6557 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
6559 2017-02-20 Jakub Jelinek <jakub@redhat.com>
6562 * config/i386/i386.c (ix86_expand_builtin): Handle
6563 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
6564 ix86_builtins_isa[fcode].isa as a requirement of those
6565 flags and any other flag in the bitmask.
6566 (ix86_init_mmx_sse_builtins): Use 0 instead of
6567 ~OPTION_MASK_ISA_64BIT as mask.
6568 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
6569 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
6570 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
6571 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
6573 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6576 * lra-constraints.c (split_reg): Check requested split mode
6577 is supported by the register.
6579 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6581 * lra-constraints.c (simplify_operand_subreg): Remove early
6584 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6587 * lra-constraints.c (curr_insn_transform): Tighten condition
6588 for converting SUBREG reloads from OP_OUT to OP_INOUT.
6590 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6593 * lra-constraints.c (curr_insn_transform): Handle
6594 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
6596 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
6599 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
6601 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
6603 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
6606 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
6609 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6611 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
6614 2017-02-18 Jakub Jelinek <jakub@redhat.com>
6616 * final.c (last_columnnum, override_columnnum): New variables.
6617 (final_start_function): Set last_columnnum, pass it to begin_prologue
6618 hook and pass 0 to dwarf2out_begin_prologue.
6619 (final_scan_insn): Update override_columnnum. Pass last_columnnum
6620 to source_line debug hook.
6621 (notice_source_line): Compute last_columnnum and for debug_column_info
6622 return true on column changes.
6623 * debug.h (struct gcc_debug_hooks): Add column argument to
6624 source_line and begin_prologue hooks.
6625 (debug_nothing_int_charstar_int_bool): Remove prototype.
6626 (debug_nothing_int_int_charstar,
6627 debug_nothing_int_int_charstar_int_bool): New prototypes.
6628 (dwarf2out_begin_prologue): Add column argument.
6629 * debug.c (do_nothing_debug_hooks): Adjust source_line and
6630 begin_prologue hooks.
6631 (debug_nothing_int_charstar_int_bool): Remove.
6632 (debug_nothing_int_int_charstar,
6633 debug_nothing_int_int_charstar_int_bool): New functions.
6634 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
6635 through to dwarf2out_source_line.
6636 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
6637 (dwarf2out_source_line): Add column argument, emit it if requested.
6638 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
6640 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
6641 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
6642 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
6643 through to dwarf2out_begin_prologue.
6644 (vmsdbgout_source_line): Add column argument, pass it through to
6645 dwarf2out_source_line.
6646 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
6647 dbxout_source_line caller.
6648 (dbxout_source_line): Add column argument.
6650 * common.opt (gno-column-info, gcolumn-info): New options.
6651 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
6652 (check_die): Also test for multiple DW_AT_decl_column attributes.
6653 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
6654 DW_AT_decl_column if requested.
6655 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
6657 (gen_variable_die): Likewise.
6658 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
6659 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
6662 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
6663 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
6664 (ix86_handle_option): Handle OPT_m3dnowa.
6665 * doc/invoke.texi (-m3dnowa): Document.
6666 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
6667 -m3dnowa instead of -m3dnow -march=athlon.
6670 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
6671 instead of gcc_assert for K, r and R code checks. Formatting fixes.
6673 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6676 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
6677 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
6678 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
6679 generator for vsx_xxpermdi_<mode>_be.
6680 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
6681 force big-endian semantics.
6682 (vsx_xxpermdi_<mode>_be): New define_expand with same
6683 implementation as previous version of vsx_xxpermdi_<mode>.
6685 2017-02-17 Jakub Jelinek <jakub@redhat.com>
6687 PR tree-optimization/79327
6688 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
6689 variable, its initialization and use.
6691 2017-02-17 Julia Koval <julia.koval@intel.com>
6693 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
6694 (OPTION_MASK_ISA_PKU_UNSET): New.
6695 (ix86_handle_option): Handle -mrdpid.
6696 * config/i386/cpuid.h (bit_RDPID): New.
6697 * config/i386/driver-i386.c (host_detect_local_cpu):
6698 Detect RDPID feature.
6699 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
6700 * config/i386/i386-c.c (ix86_target_macros_internal):
6702 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
6703 (ix86_valid_target_attribute_inner_p): Add "rdpid".
6704 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
6705 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
6706 * config/i386/i386.md (define_insn "rdpid"): New.
6707 * config/i386/i386.opt Add -mrdpid.
6708 * config/i386/immintrin.h (_rdpid_u32): New.
6710 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
6712 PR rtl-optimization/79541
6713 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
6714 instead of transforming it into USE.
6716 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
6718 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
6719 If HONOR_SNANS (SFmode) force the input to a register.
6720 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
6721 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
6722 an frsp or similar insn.
6724 2017-02-17 Martin Liska <mliska@suse.cz>
6726 PR rtl-optimization/79577
6727 * params.def (selsched-max-sched-times): Increase minimum to 1.
6729 2017-02-17 Martin Liska <mliska@suse.cz>
6731 PR rtl-optimization/79574
6732 * gcse.c (want_to_gcse_p): Prevent integer overflow.
6734 2017-02-17 Martin Liska <mliska@suse.cz>
6736 PR tree-optimization/79529
6737 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
6738 ssa_defined_default_def_p to handle cases which are implicitly
6740 * tree-ssa.c (ssa_defined_default_def_p): New function.
6741 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
6742 which are implicitly defined.
6743 * tree-ssa.h (ssa_defined_default_def_p): Declare.
6745 2017-02-17 Richard Biener <rguenther@suse.de>
6748 * params.def (max-ssa-name-query-depth): Limit to 10.
6750 2017-02-17 Richard Biener <rguenther@suse.de>
6752 PR tree-optimization/79552
6753 * tree-ssa-structalias.c (visit_loadstore): Properly verify
6756 2017-02-17 Richard Biener <rguenther@suse.de>
6759 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
6761 2017-02-17 Marek Polacek <polacek@redhat.com>
6764 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
6765 (fold_negate_expr): New wrapper.
6767 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
6769 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
6770 Correct terminology and de-emphasize pre-standard behavior.
6772 2017-02-16 Alan Modra <amodra@gmail.com>
6774 PR rtl-optimization/79286
6775 * ira.c (def_dominates_uses): New function.
6776 (update_equiv_regs): Don't create an equivalence for insns that
6777 may trap where the register def does not dominate the use.
6779 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
6781 PR rtl-optimization/78127
6782 * lra.c (lra): Call lra_eliminate before finish the loop after
6785 2017-02-16 Richard Biener <rguenther@suse.de>
6787 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
6789 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
6790 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
6791 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
6792 (isl_val_int_from_wi): New function.
6793 (extract_affine_gmp): Rename to ...
6794 (extract_affine_wi): ... this, take a widest_int.
6795 (extract_affine_int): Just wrap extract_affine_wi.
6796 (add_param_constraints): Use isl_val_int_from_wi.
6797 (add_loop_constraints): Likewise, and extract_affine_wi.
6799 2017-02-15 Jeff Law <law@redhat.com>
6802 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
6803 ira_init_register_move_cost_if_necessary.
6805 2017-02-15 Martin Sebor <msebor@redhat.com>
6808 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
6809 removed in a prior commit.
6811 2017-02-15 Bin Cheng <bin.cheng@arm.com>
6813 PR tree-optimization/79347
6814 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
6815 counters during peeling.
6817 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
6819 * Makefile.in (site.exp): Remove "set ISLVER".
6821 2017-02-15 Jakub Jelinek <jakub@redhat.com>
6824 * real.c (real_from_integer): Call real_convert even for decimal.
6826 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
6829 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6831 2017-02-14 Andrew Pinski <apinski@cavium.com>
6833 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
6834 cores and change the partno/implementer to be correct.
6835 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
6836 the 'B" as the implementer.
6837 * config/aarch64/aarch64-tune.md: Regenerate.
6839 2017-02-14 Carl Love <cel@us.ibm.com>
6841 * config/rs6000/rs6000.c: Add case statement entry to make the
6842 xvcvuxdsp built-in argument unsigned.
6843 * config/rs6000/vsx.md: Fix the source and return operand types so they
6844 match the instruction definitions from the ISA document. Fix typo
6845 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
6848 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
6851 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
6852 member early_clobber_alts.
6853 * lra-lives.c (reg_early_clobber_p): New.
6854 (process_bb_lives): Use it.
6855 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
6856 (debug_operand_data): Initialize early_clobber_alts.
6857 (setup_operand_alternative): Set up early_clobber_alts.
6858 (collect_non_operand_hard_regs): Ditto. Pass early clobber
6859 alternatives to new_insn_reg.
6860 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
6862 (lra_update_insn_regno_info): Pass the new arg.
6864 2017-02-14 Jakub Jelinek <jakub@redhat.com>
6867 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
6868 (new_oacc_loop_raw): Don't clear already cleared fields.
6871 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
6872 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
6873 _mm512_prefetch_i64gather_ps): New inline functions and macros.
6875 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
6878 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
6880 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
6883 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
6884 the extra instruction to the right place to store 128-bit constant
6887 2017-02-14 Martin Sebor <msebor@redhat.com>
6890 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
6891 warning for strings of unknown length.
6893 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
6895 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
6897 2017-02-14 Jeff Law <law@redhat.com>
6900 * ira-costs.c (scan_one_insn): Initialize register move costs
6901 for pseudos seen in USE/CLOBBER insns.
6903 PR tree-optimization/79095
6904 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
6905 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
6906 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
6907 if the operands are known to be not equal, then the resulting range
6909 (intersect_ranges): If the new range is ~[0,0] and the old range is
6910 wide, then prefer ~[0,0].
6911 * tree-vrp.c (overflow_comparison_p_1): New function.
6912 (overflow_comparison_p): New function.
6913 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
6914 if NAME is used in an overflow test.
6915 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
6916 overflow check that can be expressed as an equality test, then adjust
6917 ops to be that equality test.
6919 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6921 * config/s390/s390-builtin-types.def: Remove flags argument.
6922 * config/s390/s390.c (s390_init_builtins): Likewise.
6924 2017-02-14 Martin Liska <mliska@suse.cz>
6926 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
6927 vector. Fix trailing white spaces.
6929 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
6931 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
6934 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6936 PR rtl-optimization/68664
6937 * config/arm/arm.c (arm_sched_can_speculate_insn):
6938 New function. Declare prototype.
6939 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
6941 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6943 PR rtl-optimization/68664
6944 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
6946 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
6948 2017-02-14 Amit Pawar <amit.pawar@amd.com>
6950 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
6951 max skip bytes for function, loop and jump.
6953 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6955 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
6956 ABS_EXPR for gimple dump.
6958 2017-02-14 Jakub Jelinek <jakub@redhat.com>
6961 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
6963 PR tree-optimization/79408
6964 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
6965 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
6966 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
6967 also if rhs1 is INTEGER_CST.
6969 2017-02-14 Richard Biener <rguenther@suse.de>
6972 * tree-into-ssa.c (insert_phi_nodes): When the function can
6973 have abnormal edges rewrite SSA names with broken use-def
6974 dominance out of SSA and register them for PHI insertion.
6976 2017-02-13 Martin Sebor <msebor@redhat.com>
6979 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
6980 clearing info.nowrite flag when snprintf size argument is a range.
6982 2017-02-13 Jakub Jelinek <jakub@redhat.com>
6984 * cprop.c (cprop_jump): Add missing space in string literal.
6985 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
6986 (get_constraint_for_component_ref): Likewise.
6987 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
6988 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
6989 * lra-constraints.c (process_alt_operands): Likewise.
6990 * ipa-inline.c (inline_small_functions): Likewise.
6991 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
6992 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
6993 * trans-mem.c (diagnose_tm_1_op): Likewise.
6994 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
6995 (grid_parallel_clauses_gridifiable): Likewise.
6997 * config/nvptx/mkoffload.c (process): Add space in between
7000 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
7001 "MOD4_SSE_REGS" and "ALL_REGS".
7003 * spellcheck.c (test_data): Add , in between "foo" and "food".
7005 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7008 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
7009 boundary crossing check and subsequent code generation agree.
7011 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7013 * config/aarch64/aarch64.c (has_memory_op): Delete.
7014 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
7017 2017-02-13 Jakub Jelinek <jakub@redhat.com>
7019 PR rtl-optimization/79388
7020 PR rtl-optimization/79450
7021 * combine.c (distribute_notes): When removing TEM_INSN for which
7022 corresponding dest has last value recorded, invalidate that last
7025 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7027 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
7028 of explicit '@'. Add missing assembly comment marker on branch costs
7031 2017-02-13 Nathan Sidwell <nathan@acm.org>
7033 * gengtype-lex.l (<in_struct>): Add '/'.
7035 2017-02-13 Martin Liska <mliska@suse.cz>
7038 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
7040 2017-02-13 Richard Biener <rguenther@suse.de>
7042 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
7044 * configure: Re-generate.
7045 * config.in: Likewise.
7046 * graphite-dependences.c: Simplify as if
7047 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
7048 * graphite-isl-ast-to-gimple.c: Likewise.
7049 * graphite-optimize-isl.c: Likewise.
7050 * graphite-poly.c: Likewise.
7051 * graphite-sese-to-poly.c: Likewise.
7052 * graphite.h: Likewise.
7053 * toplev.c: Include isl/version.h and use isl_version () for
7054 printing the ISL version.
7055 * doc/install.texi: Update ISL requirement.
7057 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
7059 * doc/standards.texi (Standards): Update reference to
7062 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
7064 * doc/extend.texi (Named Address Spaces): sourceware.org now
7066 * doc/install.texi (Binaries): Ditto.
7069 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
7071 * doc/cpp.texi: Replace "stringify"/"stringification" with C
7072 standard terminology "stringize"/"stringizing" throughout.
7073 * doc/cppinternals.texi: Likewise.
7075 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
7077 * doc/extend.texi: Fix some spelling mistakes and typos.
7078 * doc/invoke.texi: Likewise.
7080 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
7083 * params.def (inline-min-speedup) Change from 10 to 8.
7085 2017-02-11 Jakub Jelinek <jakub@redhat.com>
7087 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
7090 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
7093 * ipa-inline-analysis.c (get_minimal_bb): New function.
7094 (record_modified): Use it.
7095 (remap_edge_change_prob): Handle also ancestor functions.
7097 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
7099 * doc/contrib.texi (Contributors): Remove broken link into
7100 the Mauve CVS repository.
7102 2017-02-11 Jakub Jelinek <jakub@redhat.com>
7105 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
7106 result computation whenever lhs doesn't have vector mode, not
7107 just when it has BLKmode.
7109 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
7111 * doc/makefile.texi (profiledbootstrap): Refer to the
7112 installation instructions only in textual form.
7114 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7117 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
7119 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
7121 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
7122 (Specific): Update mingw-w64 reference.
7124 (Specific): Remove broken link to Renesas RX processor.
7126 2017-02-10 Richard Biener <rguenther@suse.de>
7128 * toplev.c (process_options): Do not mention obsolete graphite
7129 options when printing sorry message about missing graphite support.
7130 Mention -floop-nest-optimize.
7132 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
7134 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
7135 (vtst_p16): Likewise.
7136 (vtstq_p8): Likewise.
7137 (vtstq_p16): Likewise.
7139 (vtstq_p64): Likewise.
7140 * config/arm/arm_neon.h (vgetq_lane_p64): New.
7141 (vset_lane_p64): New.
7142 (vsetq_lane_p64): New.
7144 2017-02-10 Jakub Jelinek <jakub@redhat.com>
7146 PR tree-optimization/79411
7147 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
7148 stmt operands are SSA_NAMEs used in abnormal phis.
7149 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
7152 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
7155 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
7158 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
7160 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
7162 2017-02-09 Jakub Jelinek <jakub@redhat.com>
7164 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
7168 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
7169 not arbitrary TREE_CONSTANT.
7172 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
7173 "omp declare target link" attribute unless is_global_var.
7174 * omp-offload.c (find_link_var_op): Likewise.
7176 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
7177 Chung-Lin Tang <cltang@codesourcery.com>
7179 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
7181 (gimplify_adjust_omp_clauses): Don't delete TILE.
7182 (gimplify_omp_for): Deal with TILE.
7183 * internal-fn.c (expand_GOACC_TILE): New function.
7184 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
7186 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
7187 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
7189 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
7190 avoid DIV for outermost collapse var.
7191 (expand_oacc_for): Insert tile element loop as needed. Adjust.
7192 Remove out of date comments, fix whitespace.
7193 * omp-general.c (omp_extract_for_data): Deal with tiling.
7194 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
7195 adjust OLF_DIM_BASE value.
7196 (struct omp_for_data): Add tiling field.
7197 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
7198 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
7199 for auto loops. Remove default auto determining, moved to
7200 oacc_loop_fixed_partitions.
7201 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
7202 stmts, add e_mask field.
7203 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
7204 (oacc_thread_numbers): Use oacc_dim_call.
7205 (oacc_xform_tile): New.
7206 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
7207 (finish_oacc_loop): Adjust for ifns vector.
7208 (oacc_loop_discover_walk): Append loop abstraction sites to list,
7209 add case for GOACC_TILE fns.
7210 (oacc_loop_xform_loop): Delete.
7211 (oacc_loop_process): Iterate over call list directly, and add
7212 handling for GOACC_TILE fns.
7213 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
7215 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
7216 vector partitioning to outer loops. Assign 2 partitions to loops
7217 when available. Add TILE handling.
7218 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
7219 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
7220 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
7221 * tree.c (omp_clause_num_ops): Adjust TILE ops.
7222 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
7224 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
7226 * configure.ac (ACX_BUGURL): Update.
7227 * configure: Regenerate.
7229 2017-02-09 Richard Biener <rguenther@suse.de>
7231 PR tree-optimization/69823
7232 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
7233 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
7235 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
7237 * config/arc/arc-c.def: Add __NPS400__ definition.
7238 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
7239 (TARGET_NPS400): Define.
7241 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
7243 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
7245 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
7247 (arc_cpu_types): Fill the arch_info field with a pointer into the
7248 arc_arch_types table.
7249 (arc_selected_cpu): Declare.
7250 * config/arc/arc.c (arc_selected_cpu): Make global.
7251 (arc_selected_arch): Delete.
7252 (arc_base_cpu): Delete.
7253 (arc_override_options): Remove references to deleted variables,
7254 update access to arch information.
7255 (ARC_OPT): Update access to arch information.
7256 (ARC_OPTX): Likewise.
7257 * config/arc/arc.h (arc_base_cpu): Remove declaration.
7258 (TARGET_ARC600): Update access to arch information.
7259 (TARGET_ARC601): Likewise.
7260 (TARGET_ARC700): Likewise.
7261 (TARGET_EM): Likewise.
7262 (TARGET_HS): Likewise.
7263 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
7266 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
7269 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
7270 condition/operands for integer GE/LE/GEU/LEU operations.
7272 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
7274 PR translation/79397
7275 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
7278 2017-02-08 Martin Jambor <mjambor@suse.cz>
7281 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
7282 whether allocation happened.
7283 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
7284 nothing was allocated.
7286 2017-02-08 Jakub Jelinek <jakub@redhat.com>
7288 PR tree-optimization/79408
7289 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
7290 constant, but SSA_NAME with a known integer range, use the minimum
7291 of that range instead of op1 to determine if modulo can be replaced
7292 with its first operand.
7294 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7296 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
7298 2017-02-08 Richard Biener <rguenther@suse.de>
7300 PR tree-optimization/71824
7301 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
7302 Check all loops contained in the merged region.
7304 2017-02-07 Andrew Pinski <apinski@cavium.com>
7306 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
7308 2017-02-07 Andrew Pinski <apinski@cavium.com>
7310 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
7311 (thunderxt88): Likewise.
7312 (thunderxt81): Disable LSE and change v8.1 to v8.
7313 (thunderxt83): Likewise.
7315 2017-02-07 Jakub Jelinek <jakub@redhat.com>
7316 Richard Biener <rguenther@suse.de>
7319 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
7320 type from int to size_t.
7321 * ira-costs.c (struct_costs_size): Change type from int to size_t.
7323 2017-02-07 Jakub Jelinek <jakub@redhat.com>
7325 PR rtl-optimization/79386
7326 * cprop.c (bypass_conditional_jumps): Initialize
7327 bypass_last_basic_block already before splitting bbs after
7328 unconditional traps...
7329 (bypass_conditional_jumps): ... rather than here.
7332 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
7333 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
7334 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
7335 fix -masm=intel patterns.
7337 2017-02-07 Richard Biener <rguenther@suse.de>
7339 PR tree-optimization/79256
7341 * builtins.c (get_object_alignment_2): Use min_align_of_type
7342 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
7343 and ADJUST_FIELD_ALIGN.
7345 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
7347 * doc/tm.texi: Regenerate.
7348 * stor-layout.c (layout_decl): Adjust.
7349 (update_alignment_for_field): Likewise.
7350 (place_field): Likewise.
7351 (min_align_of_type): Likewise.
7352 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
7353 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
7354 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
7355 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
7356 * config/frv/frv.c (frv_adjust_field_align): Likewise.
7357 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
7358 * config/i386/i386.c (x86_field_alignment): Likewise.
7359 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
7360 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
7361 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
7362 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
7363 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
7364 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
7368 2017-01-30 Richard Biener <rguenther@suse.de>
7370 PR tree-optimization/79256
7371 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
7372 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
7375 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
7377 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
7378 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
7379 builtins to SImode and emit a zero-extend, if necessary.
7381 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
7383 * docs/invoke.texi (RISC-V Options): Alphabetize.
7385 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
7387 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
7390 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
7392 * config/riscv/riscv.c: New file.
7393 * gcc/common/config/riscv/riscv-common.c: Likewise.
7394 * config.gcc: Likewise.
7395 * config/riscv/constraints.md: Likewise.
7396 * config/riscv/elf.h: Likewise.
7397 * config/riscv/generic.md: Likewise.
7398 * config/riscv/linux.h: Likewise.
7399 * config/riscv/multilib-generator: Likewise.
7400 * config/riscv/peephole.md: Likewise.
7401 * config/riscv/pic.md: Likewise.
7402 * config/riscv/predicates.md: Likewise.
7403 * config/riscv/riscv-builtins.c: Likewise.
7404 * config/riscv/riscv-c.c: Likewise.
7405 * config/riscv/riscv-ftypes.def: Likewise.
7406 * config/riscv/riscv-modes.def: Likewise.
7407 * config/riscv/riscv-opts.h: Likewise.
7408 * config/riscv/riscv-protos.h: Likewise.
7409 * config/riscv/riscv.h: Likewise.
7410 * config/riscv/riscv.md: Likewise.
7411 * config/riscv/riscv.opt: Likewise.
7412 * config/riscv/sync.md: Likewise.
7413 * config/riscv/t-elf-multilib: Likewise.
7414 * config/riscv/t-linux: Likewise.
7415 * config/riscv/t-linux-multilib: Likewise.
7416 * config/riscv/t-riscv: Likewise.
7417 * configure.ac: Likewise.
7418 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
7419 Waterman as RISC-V maintainers.
7420 * doc/install.texi: Add RISC-V entries.
7421 * doc/invoke.texi: Add RISC-V options section.
7422 * doc/md.texi: Add RISC-V constraints section.
7423 * configure: Regenerated.
7425 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7428 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
7429 false values to be constant vectors with all 0 or all 1 bits set.
7430 (vcondu<mode><mode>): Likewise.
7431 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
7433 (fpmask_comparison_operator): Update comment.
7434 (vecint_comparison_operator): New predicate.
7435 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
7436 vector conditionals when the true and false values are constant
7437 vectors with all 0 bits or all 1 bits set.
7439 2017-02-06 Martin Sebor <msebor@redhat.com>
7441 PR tree-optimization/79376
7442 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
7444 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
7446 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
7447 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
7448 to simplify split condition.
7450 2017-02-06 Jakub Jelinek <jakub@redhat.com>
7452 * omp-expand.c (oxpand_omp_atomic_fetch_op,
7453 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
7456 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
7458 PR rtl-optimization/68664
7459 * target.def (can_speculate_insn): New hook.
7460 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
7461 * doc/tm.texi: Regenerate.
7462 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
7463 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
7464 (rs6000_sched_can_speculate_insn): New function.
7466 2017-02-06 Jakub Jelinek <jakub@redhat.com>
7468 PR tree-optimization/79284
7469 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
7470 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
7471 vectorizable_mask_load_store, vectorizable_operation,
7472 vect_is_simple_cond, get_same_sized_vectype): Use it instead
7473 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
7474 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
7475 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
7476 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
7477 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
7478 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
7479 is_gimple_assign (stmt). Replace another such test with
7480 is_gimple_assign (stmt).
7482 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
7485 * config/avr/avr.c (rtl-iter.h): Include it.
7486 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
7487 (avr_legitimate_combined_insn): ...and implementation.
7489 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
7491 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
7492 * config/s390/s390.c (s390_const_operand_ok)
7493 (s390_canonicalize_comparison, s390_extract_part)
7494 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
7495 (s390_contiguous_bitmask_p, s390_rtx_costs)
7496 (legitimize_pic_address): Likewise.
7497 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
7498 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
7499 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
7500 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
7501 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
7503 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
7505 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
7506 REGNO($0) == REGNO($1).
7508 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7510 * config/s390/linux.h(SIZE_TYPE): Add comment.
7512 2017-02-06 Julian Brown <julian@codesourcery.com>
7513 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
7514 Virendra Pathak <virendra.pathak@broadcom.com>
7516 * config/aarch64/aarch64-cores.def: Change the scheduler
7518 * config/aarch64/aarch64.md: Include thunderx2t99.md.
7519 * config/aarch64/thunderx2t99.md: New file.
7521 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
7523 * doc/standards.texi (Go Language): Update link to language
7526 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
7528 * tree-eh.c (lower_resx): Sanitize profile.
7529 (cleanup_empty_eh_move_lp): Likewise.
7531 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
7534 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
7536 * cfgloopmanip.h (loop_version): Update prototype.
7537 * modulo-sched.c (sms_schedule): Update call of loop_version.
7538 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
7539 * tree-parloops.c (gen_parallel_loop): Likewise.
7540 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
7541 * tree-ssa-loop-split.c (split_loop): Likewise.
7542 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
7543 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
7545 2017-02-05 Martin Liska <mliska@suse.cz>
7548 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
7550 (print_operand_address): Initialize a struct to zero.
7552 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
7554 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
7555 garbage collector only in textual form.
7557 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
7559 * doc/extend.texi (x86 specific memory model extensions for
7560 transactional memory): Simplify a phrase.
7562 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
7565 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
7566 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
7567 (atomic_storedi_1): Likewise.
7569 2017-02-04 Jakub Jelinek <jakub@redhat.com>
7571 PR tree-optimization/79338
7572 * tree-parloops.c (gather_scalar_reductions): Don't call
7573 vect_analyze_loop_form for loop->inner before destroying loop's
7576 2017-02-03 Martin Sebor <msebor@redhat.com>
7578 PR tree-optimization/79327
7579 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
7580 when precision has resulted in leading zeros.
7581 (format_integer): Adjust the likely counter to assume an unknown
7582 argument that may be zero is non-zero.
7584 2017-02-03 Jason Merrill <jason@redhat.com>
7587 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
7588 avoid copying non-taken branch.
7590 2017-02-03 Jakub Jelinek <jakub@redhat.com>
7592 PR tree-optimization/79340
7593 * tree-vect-loop.c (vectorizable_reduction): Release
7594 vec_defs elements after safe_splicing them into other vectors.
7597 PR tree-optimization/79327
7598 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
7599 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
7601 (format_integer): Use wide_int_to_tree instead of build_int_cst
7602 + to_?hwi. If argmin is NULL, just set argmin and argmax to
7603 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
7604 of shortest and longest sequence.
7606 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
7608 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
7609 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
7611 2017-02-03 Walter Lee <walt@tilera.com>
7614 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
7615 after initial stackframe link reg save.
7616 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
7618 2017-02-03 Jakub Jelinek <jakub@redhat.com>
7621 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
7622 wu for stxssp alternative.
7624 2017-02-03 Martin Sebor <msebor@redhat.com>
7626 PR tree-optimization/79352
7627 * gimple-fold.c (get_range_strlen): Add argument.
7628 (get_range_strlen): Change return type to bool.
7629 (get_maxval_strlen): Pass in a dummy argument.
7630 * gimple-fold.h (get_range_strlen): Change return type to bool.
7631 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
7632 * tree.h (array_at_struct_end_p): Add argument.
7633 * tree.c (array_at_struct_end_p): Handle it.
7635 2017-02-03 Martin Liska <mliska@suse.cz>
7638 * multiple_target.c (create_dispatcher_calls): Redirect edge
7639 from a caller of a dispatcher.
7640 (expand_target_clones): Make the clones local.
7641 (ipa_target_clone): Do both target clones and resolvers.
7642 (ipa_dispatcher_calls): Remove the pass.
7643 (pass_dispatcher_calls::gate): Likewise.
7644 (make_pass_dispatcher_calls): Likewise.
7645 * passes.def (pass_target_clone): Put as very first IPA early
7648 2017-02-03 Martin Liska <mliska@suse.cz>
7650 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
7651 in case of a function with ifunc attribute.
7653 2017-02-03 Martin Liska <mliska@suse.cz>
7655 * cgraph.c (cgraph_node::dump): Dump function version info.
7656 * symtab.c (symtab_node::dump_base): Add missing new line.
7658 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
7660 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
7661 (ifcombine_ifandif): Use it.
7663 2017-02-03 Martin Liska <mliska@suse.cz>
7665 * doc/invoke.texi: Document default value for
7666 use-after-scope-direct-emission-threshold.
7668 2017-02-03 Martin Liska <mliska@suse.cz>
7670 PR tree-optimization/79339
7671 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
7672 (format_floating): Likewise.
7674 2017-02-03 Martin Liska <mliska@suse.cz>
7677 * ipa-prop.c (ipa_node_params_t::insert): Remove current
7679 (ipa_node_params_t::remove): Likewise.
7680 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
7681 initialization from removed ipa_node_params_t::insert.
7682 (ipa_node_params::~ipa_node_params): Move from removed
7683 ipa_node_params_t::release.
7684 * symbol-summary.h (symbol_summary::m_released): New member.
7685 Do not release a summary twice. Do not allow to call finalizer
7686 for types of a summary that live in GGC memory.
7688 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
7690 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
7693 2017-02-02 Martin Sebor <msebor@redhat.com>
7696 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
7697 (format_string): Tighten up the range of output for non-constant
7698 strings and correct the expected range for wide non-constant strings.
7700 2017-02-02 Martin Sebor <msebor@redhat.com>
7702 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
7705 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
7707 (-fdump-tree-@var): Add to index and document how to come up
7708 with pass-specific option and dump file names.
7709 (-fdump-passes): Clarify where to look for output.
7711 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
7714 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
7715 statistics of the analyzed path; allow threading for speed when
7716 any of BBs along the path are optimized for speed.
7718 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
7721 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
7722 settings of the virtual registers.
7725 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7727 * explow.c (get_dynamic_stack_size): Take known alignment of stack
7728 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
7731 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7733 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
7734 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
7736 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7738 * config/s390/s390.md: Add missing comments with the expanded
7740 * config/s390/vector.md: Likewise.
7741 * config/s390/vx-builtins.md: Likewise.
7743 2017-02-02 Jakub Jelinek <jakub@redhat.com>
7746 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
7747 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
7748 conditions on a single line.
7750 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7752 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
7753 __S390_VX__ to __VX__.
7755 2017-02-01 Andrew Pinski <apinski@cavium.com>
7757 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
7758 stmt_info to record_stmt_cost.
7759 (vect_get_known_peeling_cost): Pass stmt_info if known to
7761 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
7762 cpu_vector_cost field into
7763 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
7764 field into vec_int_stmt_cost and vec_fp_stmt_cost.
7765 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
7766 splitting of scalar_stmt_cost and vec_stmt_cost.
7767 (thunderx_vector_cost): Likewise.
7768 (cortexa57_vector_cost): LIkewise.
7769 (exynosm1_vector_cost): Likewise.
7770 (xgene1_vector_cost): Likewise.
7771 (thunderx2t99_vector_cost): Improve after the splitting of the two
7773 (aarch64_builtin_vectorization_cost): Update for the splitting of
7774 scalar_stmt_cost and vec_stmt_cost.
7776 2017-02-01 Torvald Riegel <triegel@redhat.com>
7777 Richard Henderson <rth@redhat.com>
7779 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
7780 conditional on existance of a fast atomic load.
7781 * optabs-query.c (can_atomic_load_p): New function.
7782 * optabs-query.h (can_atomic_load_p): Declare it.
7783 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
7784 no fast atomic load is available for the particular size of access.
7785 (expand_atomic_compare_and_swap): Likewise.
7786 (expand_atomic_load): Likewise.
7787 (expand_atomic_store): Likewise.
7788 (expand_atomic_fetch_op): Likewise.
7789 * testsuite/lib/target-supports.exp
7790 (check_effective_target_sync_int_128): Remove x86 because it provides
7791 no fast atomic load.
7792 (check_effective_target_sync_int_128_runtime): Likewise.
7794 2017-02-01 Richard Biener <rguenther@suse.de>
7796 * graphite.c: Include tree-vectorizer.h for find_loop_location.
7797 (graphite_transform_loops): Provide opt-info for optimized nests.
7798 * tree-parloop.c (parallelize_loops): Provide opt-info for
7801 2017-02-01 Richard Biener <rguenther@suse.de>
7804 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
7807 2017-02-01 Richard Biener <rguenther@suse.de>
7809 PR tree-optimization/71824
7810 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
7811 Verify the loops are valid in the merged SESE region.
7812 (scop_detection::can_represent_loop_1): Check analyzing the
7813 evolution of the number of iterations in the region succeeds.
7815 2017-01-31 Ian Lance Taylor <iant@golang.org>
7817 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
7818 REG_ARGS_SIZE note to 32-bit push insns and call insn.
7820 2017-01-31 David Malcolm <dmalcolm@redhat.com>
7822 PR preprocessor/79210
7823 * input.c (get_substring_ranges_for_loc): Replace line_width
7824 assertion with error-handling.
7826 2017-01-31 Richard Biener <rguenther@suse.de>
7828 PR tree-optimization/77318
7829 * graphite-sese-to-poly.c (extract_affine): Fix assert.
7830 (create_pw_aff_from_tree): Take loop parameter.
7831 (add_condition_to_pbb): Pass loop of the condition to
7832 create_pw_aff_from_tree.
7834 2017-01-31 Jakub Jelinek <jakub@redhat.com>
7836 * config/s390/s390.c (s390_asan_shadow_offset): New function.
7837 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
7839 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7843 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
7845 (convert_int_to_float128): Likewise.
7846 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
7847 (convert_int_to_float128): Likewise.
7848 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
7849 (UNSPEC_IEEE128_CONVERT): Likewise.
7850 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
7851 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
7852 Use local variables for IBM extended format.
7853 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
7854 (fix_trunc<mode>si2_fprs): Likewise.
7855 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
7856 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
7857 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
7858 to know that we can now have integers of all sizes in vector
7860 (fix<uns>_<mode>di2_hw): Likewise.
7861 (float<uns>_<mode>si2_hw): Likewise.
7862 (fix_<mode>si2_hw): Likewise.
7863 (fixuns_<mode>si2_hw): Likewise.
7864 (float<uns>_<mode>di2_hw): Likewise.
7865 (float_<mode>di2_hw): Likewise.
7866 (float_<mode>si2_hw): Likewise.
7867 (floatuns_<mode>di2_hw): Likewise.
7868 (floatuns_<mode>si2_hw): Likewise.
7869 (xscvqp<su>wz_<mode>): Delete, no longer used.
7870 (xscvqp<su>dz_<mode>): Likewise.
7871 (xscv<su>dqp_<mode>): Likewise.
7872 (ieee128_mfvsrd_64bit): Likewise.
7873 (ieee128_mfvsrd_32bit): Likewise.
7874 (ieee128_mfvsrwz): Likewise.
7875 (ieee128_mtvsrw): Likewise.
7876 (ieee128_mtvsrd_64bit): Likewise.
7877 (ieee128_mtvsrd_32bit): Likewise.
7879 2017-01-31 Martin Liska <mliska@suse.cz>
7882 * ipa-prop.c (ipa_free_all_node_params): Call release method
7883 instead of ~sumbol_summary to not to trigger double times
7886 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
7888 PR tree-optimization/71691
7889 * bitmap.h (class auto_bitmap): New.
7890 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
7891 is_maybe_undefined instead of ssa_undefined_value_p.
7893 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7895 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
7896 __S390_ARCH_LEVEL__ to __ARCH__.
7898 2017-01-31 Jakub Jelinek <jakub@redhat.com>
7900 PR tree-optimization/79267
7901 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
7902 if should_remove_lhs_p is true.
7904 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
7907 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
7908 (add_alignment_attribute): New.
7909 (base_type_die): Add alignment attribute.
7910 (subrange_type_die): Likewise.
7911 (modified_type_die): Likewise.
7912 (gen_array_type_die): Likewise.
7913 (gen_descr_array_type_die: Likewise.
7914 (gen_enumeration_type_die): Likewise.
7915 (gen_subprogram_die): Likewise.
7916 (gen_variable_die): Likewise.
7917 (gen_field_die): Likewise.
7918 (gen_ptr_to_mbr_type_die): Likewise.
7919 (gen_struct_or_union_type_die): Likewise.
7920 (gen_subroutine_type_die): Likewise.
7921 (gen_typedef_die): Likewise.
7922 (base_type_cmp): Compare alignment attribute.
7924 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7927 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
7928 (setb_unsigned) New pattern for setb with CCUNS.
7929 * config/rs6000/rs6000.c (expand_block_compare): Use a different
7930 subfc./subfe sequence to avoid overflow problems. Generate a
7931 shorter sequence with cmpld/setb for power9.
7932 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
7933 for generating subfc. instruction.
7934 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
7935 now uses this instruction.
7937 2017-01-30 Ian Lance Taylor <iant@google.com>
7940 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
7941 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
7943 2017-01-30 Martin Sebor <msebor@redhat.com>
7945 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
7946 Move constant to the right of a relational operator.
7947 (get_mpfr_format_length, format_character, format_string): Ditto.
7948 (should_warn_p, maybe_warn): Same.
7950 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
7952 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
7955 * asan.c (get_translation_unit_decl): Remove function.
7956 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
7958 2017-01-30 Martin Liska <mliska@suse.cz>
7960 PR gcov-profile/79259
7961 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
7964 2017-01-30 Martin Liska <mliska@suse.cz>
7967 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
7968 Initialize variables with NULL value.
7970 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
7973 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
7975 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
7977 2017-01-30 Richard Biener <rguenther@suse.de>
7979 PR tree-optimization/79276
7980 * tree-vrp.c (process_assert_insertions): Properly adjust common
7981 when removing a duplicate.
7983 * gcc.dg/torture/pr79276.c: New testcase.
7985 2017-01-30 Richard Biener <rguenther@suse.de>
7987 PR tree-optimization/79256
7988 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
7989 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
7991 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
7993 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
7996 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
7997 ("*r<noxa>sbg_<mode>_sll_bitmask")
7998 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
7999 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
8000 Use contiguous_bitmask_nowrap_operand.
8002 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8005 * config/rs6000/altivec.h (vec_xl): Revise #define.
8006 (vec_xst): Likewise.
8008 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
8010 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
8012 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
8014 PR rtl-optimization/79194
8015 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
8016 traps before call to bypass_conditional_jumps.
8018 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
8020 PR tree-optimization/71374
8021 * lra-constraints.c (check_conflict_input_operands): New.
8022 (match_reload): Use it.
8024 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
8027 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
8028 account to calculate conflict_set.
8030 2017-01-27 Bin Cheng <bin.cheng@arm.com>
8032 PR rtl-optimization/78559
8033 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
8034 other_insn in combine.
8036 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
8038 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
8039 uint16_type_node for BT_UINT16.
8041 2017-01-27 David Malcolm <dmalcolm@redhat.com>
8043 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
8044 "RTL Tests" to menu.
8045 (GIMPLE Tests): New node.
8046 (RTL Tests): New node.
8048 2017-01-27 Richard Biener <rguenther@suse.de>
8050 PR tree-optimization/79245
8051 * tree-loop-distribution.c (distribute_loop): Apply cost
8052 modeling also to detected patterns.
8054 2017-01-27 Richard Biener <rguenther@suse.de>
8056 PR tree-optimization/71433
8057 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
8058 (compare_assert_loc): New function.
8059 (process_assert_insertions): Sort and optimize assert locations
8060 to remove duplicates and push down identical assertions on
8061 edges to their destination block.
8063 2017-01-27 Richard Biener <rguenther@suse.de>
8065 PR tree-optimization/79244
8066 * tree-vrp.c (remove_range_assertions): Forcefully propagate
8067 out SSA names even if abnormal.
8069 2017-01-27 Jakub Jelinek <jakub@redhat.com>
8071 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
8072 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
8073 instead of MPFR_RNDN.
8075 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
8078 * arm.c (arm_option_override): Don't call build_target_option_node
8079 until after doing all option overrides.
8080 (arm_valid_target_attribute_tree): Likewise.
8082 2017-01-27 Martin Liska <mliska@suse.cz>
8084 * doc/invoke.texi (-fprofile-arcs): Document profiling support
8085 for {cd}tors and C++ {cd}tors.
8087 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
8089 * config/s390/s390.md ("*setmem_long_and")
8090 ("*setmem_long_and_31z"): Use zero_extend instead of and.
8092 2017-01-26 Martin Sebor <msebor@redhat.com>
8094 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
8097 2017-01-26 Martin Sebor <msebor@redhat.com>
8099 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
8100 HAVE_DFmode before using XFmode or DFmode.
8101 (parse_directive): Avoid using the z length modifier to avoid
8102 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
8105 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
8106 to accept adjustment as an array.
8107 (get_int_range): New function.
8108 (struct directive): Make width and prec arrays.
8109 (directive::set_width, directive::set_precision): Call get_int_range.
8110 (format_integer, format_floating): Handle width and precision ranges.
8111 (format_string, parse_directive): Same.
8113 2017-01-26 Jakub Jelinek <jakub@redhat.com>
8116 * dwarf2out.c (generate_skeleton_bottom_up): For children with
8117 comdat_type_p set, just clone them, but keep the children in the
8121 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
8122 which have direct callers with -fvar-tracking-assignments enabled
8124 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
8125 inside of type units.
8127 2017-01-26 Martin Sebor <msebor@redhat.com>
8130 * gimple-ssa-sprintf.c (struct result_range): Add likely and
8132 (struct format_result): Replace number_chars, number_chars_min,
8133 and number_chars_max with a single member of struct result_range.
8135 (format_result::operator+=): Adjust.
8136 (struct fmtresult): Remove bounded. Handle likely and unlikely
8138 (fmtresult::adjust_for_width_or_precision): New function.
8139 (fmtresult:type_max_digits): New function.
8140 (bytes_remaining): Handle likely and unlikely counters.
8141 (min_bytes_remaining): Remove.
8142 (format_percent): Simplify.
8143 (format_integer, format_floating): Set likely and unlikely counters.
8144 (get_string_length, format_character, format_string): Same.
8145 (format_plain, should_warn_p): New function.
8146 (maybe_warn): Call should_warn_p. Update diagnostic messages
8147 and handle those for all directives, including plain strings.
8148 (format_directive): Handle likely and unlikely counters.
8149 Remove unnecessary quoting from diagnostics. Add an informational
8151 (add_bytes): Remove.
8152 (pass_sprintf_length::compute_format_length): Simplify.
8153 (try_substitute_return_value): Handle likely and unlikely counters.
8155 2017-01-26 Carl Love <cel@us.ibm.com>
8157 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
8158 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
8160 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
8163 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
8164 endianess for subregs into account.
8165 * lra-constraints.c (lra_constraints): Do risky transformations
8166 always on the first iteration.
8167 * lra-lives.c (check_pseudos_live_through_calls): Add arg
8168 last_call_used_reg_set.
8169 (process_bb_lives): Define and use last_call_used_reg_set.
8170 * lra.c (lra): Always continue after lra_constraints on the first
8173 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
8175 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
8177 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
8179 2017-01-26 Jakub Jelinek <jakub@redhat.com>
8181 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
8182 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
8183 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
8184 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
8185 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
8186 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
8187 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
8188 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
8189 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
8191 2017-01-26 Marek Polacek <polacek@redhat.com>
8194 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
8195 for the third operand.
8197 2017-01-26 Jakub Jelinek <jakub@redhat.com>
8200 * omp-low.c (struct omp_context): Add simt_stmt field.
8201 (scan_omp_for): Return omp_context *.
8202 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
8203 context to the _simt_ SIMD stmt.
8204 (lower_omp_for): For combined SIMD with sibling _simt_
8205 SIMD, make sure to use the same decls in _looptemp_
8206 clauses as in the sibling.
8208 2017-01-26 David Sherwood <david.sherwood@arm.com>
8211 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
8214 2017-01-26 Jakub Jelinek <jakub@redhat.com>
8217 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
8218 emit fld b; fld a; if possible.
8220 * brig-builtins.def: Update copyright years.
8221 * config/arm/arm_acle_builtins.def: Update copyright years.
8223 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8226 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
8227 constraint instead of o for the stxsd instruction.
8229 2017-01-25 Carl Love <cel@us.ibm.com>
8231 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
8232 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
8234 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
8236 * doc/invoke.texi (C++ Dialect Options): Fix typo.
8238 2017-01-25 Richard Biener <rguenther@suse.de>
8240 PR tree-optimization/69264
8241 * target.def (vector_alignment_reachable): Improve documentation.
8242 * doc/tm.texi: Regenerate.
8243 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
8245 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
8246 earlier changes with respect to TYPE_USER_ALIGN.
8247 (vector_alignment_reachable_p): Likewise. Improve dumping.
8249 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8252 * config/arm/arm.md (xordi3): Force constant operand into a register
8255 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8257 * doc/invoke.texi (-fstore-merging): Correct default optimization
8258 levels at which it is enabled.
8259 (-O): Move -fstore-merging from list to...
8262 2017-01-25 Richard Biener <rguenther@suse.de>
8265 * omp-expand.c: Include debug.h.
8266 (expand_omp_taskreg): Make sure to generate early debug before
8267 outlining anything from a function.
8268 (expand_omp_target): Likewise.
8269 (grid_expand_target_grid_body): Likewise.
8271 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
8274 * asan.c (get_translation_unit_decl): New function.
8275 (asan_add_global): Extract modules file name from globals
8276 TRANSLATION_UNIT_DECL name.
8278 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
8281 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
8282 for long calls with APCS frame and VFP.
8284 2017-01-24 David Malcolm <dmalcolm@redhat.com>
8286 * cfg.c (original_copy_tables_initialized_p): New function.
8287 * cfg.h (original_copy_tables_initialized_p): New decl.
8288 * cfgrtl.c (relink_block_chain): Guard the call to
8289 free_original_copy_tables with a call to
8290 original_copy_tables_initialized_p.
8291 * cgraph.h (symtab_node::native_rtl_p): New decl.
8292 * cgraphunit.c (symtab_node::native_rtl_p): New function.
8293 (symtab_node::needed_p): Don't assert for early assembly output
8294 for __RTL functions.
8295 (cgraph_node::finalize_function): Set "force_output" for __RTL
8297 (cgraph_node::analyze): Bail out early for __RTL functions.
8298 (analyze_functions): Update assertion to support __RTL functions.
8299 (cgraph_node::expand): Bail out early for __RTL functions.
8300 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
8302 * function.h (struct function): Update comment for field
8304 * gimple-expr.c: Include "tree-pass.h".
8305 (gimple_has_body_p): Return false for __RTL functions.
8306 * Makefile.in (OBJS): Add run-rtl-passes.o.
8307 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
8309 (gcc::pass_manager::get_clean_slate): New accessor.
8310 * passes.c: Include "insn-addr.h".
8311 (should_skip_pass_p): Add logging. Update logic for running
8312 "expand" to be compatible with both __GIMPLE and __RTL. Guard
8313 property-provider override so it is only done for gimple passes.
8315 (skip_pass): New function.
8316 (execute_one_pass): Call skip_pass when skipping passes.
8317 * read-md.c (md_reader::read_char): Support filtering
8318 the input to a subset of line numbers.
8319 (md_reader::md_reader): Initialize fields
8320 m_first_line and m_last_line.
8321 (md_reader::read_file_fragment): New function.
8322 * read-md.h (md_reader::read_file_fragment): New decl.
8323 (md_reader::m_first_line): New field.
8324 (md_reader::m_last_line): New field.
8325 * read-rtl-function.c (function_reader::create_function): Only
8326 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
8327 curr_properties. Set DECL_INITIAL to a dummy block.
8328 (read_rtl_function_body_from_file_range): New function.
8329 * read-rtl-function.h (read_rtl_function_body_from_file_range):
8331 * run-rtl-passes.c: New file.
8332 * run-rtl-passes.h: New file.
8334 2017-01-24 Jeff Law <law@redhat.com>
8336 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
8339 2017-01-24 Bin Cheng <bin.cheng@arm.com>
8341 PR tree-optimization/79159
8342 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
8343 (record_nonwrapping_iv): Improve boundary using above function if no
8344 value range information.
8346 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
8347 Martin Jambor <mjambor@suse.cz>
8349 * brig-builtins.def: New file.
8350 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
8351 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
8352 (DEF_HSAIL_SAT_BUILTIN): Likewise.
8353 (DEF_HSAIL_INTR_BUILTIN): Likewise.
8354 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
8355 * builtin-types.def (BT_INT8): New.
8356 (BT_INT16): Likewise.
8357 (BT_UINT8): Likewise.
8358 (BT_UINT16): Likewise.
8359 (BT_FN_ULONG): Likewise.
8360 (BT_FN_UINT_INT): Likewise.
8361 (BT_FN_UINT_ULONG): Likewise.
8362 (BT_FN_UINT_LONG): Likewise.
8363 (BT_FN_UINT_PTR): Likewise.
8364 (BT_FN_ULONG_PTR): Likewise.
8365 (BT_FN_INT8_FLOAT): Likewise.
8366 (BT_FN_INT16_FLOAT): Likewise.
8367 (BT_FN_UINT32_FLOAT): Likewise.
8368 (BT_FN_UINT16_FLOAT): Likewise.
8369 (BT_FN_UINT8_FLOAT): Likewise.
8370 (BT_FN_UINT64_FLOAT): Likewise.
8371 (BT_FN_UINT16_UINT32): Likewise.
8372 (BT_FN_UINT32_UINT16): Likewise.
8373 (BT_FN_UINT16_UINT16_UINT16): Likewise.
8374 (BT_FN_INT_PTR_INT): Likewise.
8375 (BT_FN_UINT_PTR_UINT): Likewise.
8376 (BT_FN_LONG_PTR_LONG): Likewise.
8377 (BT_FN_ULONG_PTR_ULONG): Likewise.
8378 (BT_FN_VOID_UINT64_UINT64): Likewise.
8379 (BT_FN_UINT8_UINT8_UINT8): Likewise.
8380 (BT_FN_INT8_INT8_INT8): Likewise.
8381 (BT_FN_INT16_INT16_INT16): Likewise.
8382 (BT_FN_INT_INT_INT): Likewise.
8383 (BT_FN_UINT_FLOAT_UINT): Likewise.
8384 (BT_FN_FLOAT_UINT_UINT): Likewise.
8385 (BT_FN_ULONG_UINT_UINT): Likewise.
8386 (BT_FN_ULONG_UINT_PTR): Likewise.
8387 (BT_FN_ULONG_ULONG_ULONG): Likewise.
8388 (BT_FN_UINT_UINT_UINT): Likewise.
8389 (BT_FN_VOID_UINT_PTR): Likewise.
8390 (BT_FN_UINT_UINT_PTR: Likewise.
8391 (BT_FN_UINT32_UINT64_PTR): Likewise.
8392 (BT_FN_INT_INT_UINT_UINT): Likewise.
8393 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
8394 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
8395 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
8396 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
8397 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
8398 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
8399 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
8400 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
8401 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
8402 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
8403 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
8404 * doc/frontends.texi: List BRIG FE.
8405 * doc/install.texi (Testing): Add BRIG tesring requirements.
8406 * doc/invoke.texi (Overall Options): Mention BRIG.
8407 * doc/standards.texi (Standards): Doucment BRIG HSA version.
8409 2017-01-24 Richard Biener <rguenther@suse.de>
8411 PR translation/79208
8412 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
8414 2017-01-24 Martin Jambor <mjambor@suse.cz>
8417 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
8418 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
8421 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
8424 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
8425 casts from signed to unsigned really don't have a range.
8427 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
8429 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
8430 GMP_RNDx for compatiblity.
8432 2017-01-24 Martin Liska <mliska@suse.cz>
8435 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
8436 that would prevent us to call alloca with -1 as argument.
8438 2017-01-24 Jakub Jelinek <jakub@redhat.com>
8440 * dwarf2out.c (output_compilation_unit_header, output_file_names):
8441 Avoid -Wformat-security warning.
8443 2017-01-23 Andrew Pinski <apinski@cavium.com>
8445 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
8448 2017-01-23 Martin Sebor <msebor@redhat.com>
8451 * gimple-ssa-sprintf.c (warn_level): New global.
8452 (format_integer): Use it here and throughout the rest of the file.
8453 Use the same switch to compute sign as base.
8454 (maybe_warn): New function.
8455 (format_directive): Factor out warnings into maybe_warn.
8456 Add debugging output. Use warn_level.
8457 (add_bytes): Use warn_level.
8458 (pass_sprintf_length::compute_format_length): Add debugging output.
8459 (try_substitute_return_value): Same.
8460 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
8463 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
8464 (struct fmtresult, format_integer, format_floating): Adjust.
8465 (fmtresult::fmtresult): Set max correctly in two argument ctor.
8466 (get_string_length, format_string,format_directive): Same.
8467 (pass_sprintf_length::compute_format_length): Same.
8468 (try_substitute_return_value): Simplify slightly.
8471 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
8472 (fmtresult::operator+=): Outlined.
8473 (struct fmtresult): Add ctors.
8474 (struct conversion_spec): Rename...
8475 (struct directive): ...to this. Add and remove data members.
8476 (directive::set_width, directive::set_precision): New functions.
8477 (format_percent): Use fmtresult ctor.
8478 (get_width_and_precision): Remove.
8479 (format_integer): Make naming changes. Avoid computing width and
8481 (format_floating): Same. Adjust indentation.
8482 (format_character, format_none): New functions.
8483 (format_string): Moved character handling to format_character.
8484 (format_directive): Remove arguments, change return type.
8485 (parse_directive): New function.
8486 (pass_sprintf_length::compute_format_length): Move directive
8487 parsing to parse_directive.
8489 2017-01-23 Jakub Jelinek <jakub@redhat.com>
8491 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
8492 (assign_assembler_name_if_needed): ... this.
8493 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
8494 (assign_assembler_name_if_needed): ... this.
8495 (free_lang_data_in_cgraph): Adjust callers.
8496 * cgraphunit.c (cgraph_node::analyze): Likewise.
8497 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
8500 2017-01-23 Richard Biener <rguenther@suse.de>
8502 PR tree-optimization/79088
8503 PR tree-optimization/79188
8504 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
8505 resetting loop bounds after last path deletion. Reset loop
8506 bounds of the target loop, make code match the comments.
8507 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
8508 Make sure loops need no fixups.
8510 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
8512 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
8513 exponent support with double type for first argument.
8514 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
8515 type returned by __builtin_vec_extract_sig,
8516 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
8517 functions from "vector int" to "vector unsigned int" or from
8518 "vector long long int" to "vector unsigned long long int".
8519 Changed type returned by __builtin_vec_extract_exp,
8520 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
8521 functions from "vector int" to "vector unsigned int" or from
8522 "vector long long int" to "vector unsigned long long int".
8523 Changed return type of __builtin_vec_test_data_class,
8524 __builtin_vec_test_data_class_sp, and
8525 __builtin_vec_test_data_class_dp from "vector int" to
8526 "vector bool int" or from "vector long long int" to "vector bool
8527 long long int" and changed second argument type from "unsigned
8528 int" to "int". Added new overloaded function forms "vector float
8529 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
8530 "vector float __builtin_vec_insert_exp_sp (vector float, vector
8531 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
8532 double, vector unsigned long long int)" and "vector double
8533 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
8534 long int)". Changed return type of
8535 __builtin_scalar_test_data_class and
8536 __builtin_scalar_test_data_class_sp and
8537 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
8538 int" and changed second argument from "unsigned int" to "int".
8539 Changed type returned by __builtin_scalar_test_neg,
8540 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
8541 from "int" to "bool int". Added new overloaded function form
8542 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
8543 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
8544 exponent double-precision with floating point first argument.
8545 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
8546 documentation of scalar_test_data_class, scalar_test_neg,
8547 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
8548 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
8549 vec_test_data_class built-in functions to reflect refinements in
8550 their type signatures.
8552 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
8554 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
8556 (aarch64_elf_asm_destructor): Likewise.
8558 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
8560 PR rtl-optimization/78634
8561 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
8562 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
8563 * ifcvt.c (noce_try_cmove): Add missing cost check.
8565 PR rtl-optimization/71724
8566 * combine.c (if_then_else_cond): Look for situations where it is
8567 beneficial to undo the work of one of the recursive calls.
8569 2017-01-23 Bin Cheng <bin.cheng@arm.com>
8571 PR tree-optimization/70754
8572 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
8573 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
8574 combined stmt before it if not NULL.
8575 (combine_chains): Process refs reversely and compute dominance point
8578 2017-01-23 Martin Liska <mliska@suse.cz>
8580 PR tree-optimization/79196
8581 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
8582 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
8584 (strlen_optimize_stmt): Call the renamed function.
8586 2017-01-23 Michael Matz <matz@suse.de>
8588 PR tree-optimization/78384
8589 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
8591 2017-01-23 Richard Biener <rguenther@suse.de>
8593 PR tree-optimization/79186
8594 * tree-vrp.c (register_new_assert_for): Make sure we've seen
8595 both incoming edges before moving an assert.
8597 2017-01-23 Martin Jambor <mjambor@suse.cz>
8599 * ipa-prop.c (load_from_param_1): Removed.
8600 (load_from_unmodified_param): Bits from load_from_param_1 put back
8602 (load_from_param): Removed.
8603 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
8604 with stmt. Reverted back to use of load_from_unmodified_param.
8606 2017-01-23 Martin Jambor <mjambor@suse.cz>
8609 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
8610 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
8611 field a pointer to garbage collected vector, mark lattices and
8612 ipcp_orig_node with GTY((skip)).
8613 (ipa_get_param_count): Adjust to descriptors being a pointer.
8614 (ipa_get_param): Likewise.
8615 (ipa_get_type): Likewise.
8616 (ipa_get_param_move_cost): Likewise.
8617 (ipa_set_param_used): Likewise.
8618 (ipa_get_controlled_uses): Likewise.
8619 (ipa_set_controlled_uses): Likewise.
8620 (ipa_is_param_used): Likewise.
8621 (ipa_node_params_t): Move into garbage collector. New methods insert
8623 (ipa_node_params_sum): Annotate wth GTY(()).
8624 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
8626 (ipa_load_from_parm_agg): Adjust declaration.
8627 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
8628 * ipa-profile.c (ipa_profile): Likewise.
8629 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
8630 (ipa_populate_param_decls): Make descriptors parameter garbage
8632 (ipa_dump_param): Adjust to descriptors being a pointer.
8633 (ipa_alloc_node_params): Likewise.
8634 (ipa_initialize_node_params): Likewise.
8635 (load_from_param_1): Make descriptors parameter garbage collected.
8636 (load_from_unmodified_param): Likewise.
8637 (load_from_param): Likewise.
8638 (ipa_load_from_parm_agg): Likewise.
8639 (ipa_node_params::~ipa_node_params): Removed.
8640 (ipa_free_all_node_params): Remove call to delete operator.
8641 (ipa_node_params_t::insert): New.
8642 (ipa_node_params_t::remove): Likewise.
8643 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
8644 copy known_csts and known_contexts vectors.
8645 (ipa_read_node_info): Adjust to descriptors being a pointer.
8646 (ipcp_modif_dom_walker): Make m_descriptors field garbage
8648 (ipcp_transform_function): Make descriptors variable garbage
8651 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
8653 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
8654 * config/i386/avx512dqintrin.h: Ditto.
8655 * config/i386/avx512fintrin.h: Ditto.
8656 * gcc/config/i386/i386.c: Handle new builtins.
8657 * config/i386/i386-builtin.def: Add new builtins.
8658 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
8659 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
8661 2017-01-23 Jakub Jelinek <jakub@redhat.com>
8662 Martin Liska <mliska@suse.cz>
8664 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
8665 * asan.c (asan_expand_poison_ifn): Support stores and use
8666 appropriate ASAN report function.
8667 * internal-fn.c (expand_ASAN_POISON_USE): New function.
8668 * internal-fn.def (ASAN_POISON_USE): Declare.
8669 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
8670 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
8671 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
8672 ASAN_POISON calls w/o LHS.
8673 * tree-ssa.c (execute_update_addresses_taken): Create clobber
8674 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
8675 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
8676 * gimplify.c (asan_poison_variables): Add attribute
8677 use_after_scope_memory to variables that really needs to live
8679 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
8680 having the attribute.
8682 2017-01-23 Martin Liska <mliska@suse.cz>
8684 * asan.c (create_asan_shadow_var): New function.
8685 (asan_expand_poison_ifn): Likewise.
8686 * asan.h (asan_expand_poison_ifn): New declaration.
8687 * internal-fn.c (expand_ASAN_POISON): Likewise.
8688 * internal-fn.def (ASAN_POISON): New builtin.
8689 * sanopt.c (pass_sanopt::execute): Expand
8690 asan_expand_poison_ifn.
8691 * tree-inline.c (copy_decl_for_dup_finish): Make function
8693 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
8694 * tree-ssa.c (is_asan_mark_p): New function.
8695 (execute_update_addresses_taken): Rewrite local variables
8696 (identified just by use-after-scope as addressable) into SSA.
8698 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
8700 * doc/install.texi (Specific): opensource.apple.com uses https
8701 now. Remove trailing slash.
8703 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
8705 * README.Portability: Remove note on an Irix compatibility issue.
8707 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
8709 * gcov.c (INCLUDE_ALGORITHM): Define.
8710 (INCLUDE_VECTOR): Define.
8711 No longer include <vector> and <algorithm> directly.
8713 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
8715 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
8717 * doc/invoke.texi (Code Gen Options): Ditto.
8719 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
8722 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
8724 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
8726 rtl-optimization/79125
8727 * cprop.c (local_cprop_pass): Handle cases where we make an
8730 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
8734 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
8735 read from, for big endian.
8737 2017-01-20 Jiong Wang <jiong.wang@arm.com>
8739 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
8740 register pauth builtins for LP64 only.
8742 2017-01-20 Marek Polacek <polacek@redhat.com>
8745 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
8748 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
8750 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
8752 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
8753 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
8754 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
8756 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8759 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
8760 in big-endian mode when they are not a single duplicated value.
8762 2017-01-20 Richard Biener <rguenther@suse.de>
8764 * BASE-VER: Bump to 7.0.1.
8766 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
8768 * omp-low.c (omplow_simd_context): New struct. Use it...
8769 (lower_rec_simd_input_clauses): ...here and...
8770 (lower_rec_input_clauses): ...here to hold common data. Adjust all
8771 references to idx, lane, max_vf, is_simt.
8773 2017-01-20 Graham Markall <graham.markall@embecosm.com>
8775 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
8778 2017-01-20 Martin Jambor <mjambor@suse.cz>
8780 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
8781 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
8783 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
8784 (GTFILES): Rename hsa.c to hsa-common.c.
8785 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
8786 * hsa-dump.c: Likewise.
8787 * hsa-gen.c: Likewise.
8788 * hsa-regalloc.c: Likewise.
8789 * ipa-hsa.c: Likewise.
8790 * omp-expand.c: Likewise.
8791 * omp-low.c: Likewise.
8792 * toplev.c: Likewise.
8794 2017-01-20 Marek Polacek <polacek@redhat.com>
8797 * doc/invoke.texi: Document -Wduplicated-branches.
8798 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
8799 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
8800 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
8801 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
8802 return 0 only when not OEP_LEXICOGRAPHIC.
8803 (fold_build_cleanup_point_expr): Use the expression
8804 location when building CLEANUP_POINT_EXPR.
8805 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
8806 * tree.c (add_expr): Handle error_mark_node.
8808 2017-01-20 Martin Liska <mliska@suse.cz>
8811 * tree-profile.c (init_ic_make_global_vars): Do not call
8813 (gimple_init_gcov_profiler): Likewise.
8815 2017-01-20 Martin Liska <mliska@suse.cz>
8818 * cgraph.h (maybe_create_reference): Remove argument and
8820 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
8822 * ipa-cp.c (create_specialized_node): Likewise.
8823 * symtab.c (symtab_node::maybe_create_reference): Handle
8824 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
8826 2017-01-20 Martin Liska <mliska@suse.cz>
8828 * read-rtl-function.c (function_reader::create_function): Use
8829 build_decl instread of build_decl_stat.
8831 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
8833 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
8834 * config/i386/avx512dqintrin.h: Ditto.
8835 * config/i386/avx512fintrin.h: Ditto.
8836 * config/i386/i386-builtin-types.def: Add new types.
8837 * gcc/config/i386/i386.c: Handle new types.
8838 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
8839 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
8840 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
8841 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
8842 (__builtin_ia32_kshiftridi): New.
8843 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
8845 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
8849 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
8850 define to rs6000_init_stack_protect_guard.
8851 (rs6000_init_stack_protect_guard): New function.
8853 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
8854 Yunqiang Su <yunqiang.su@imgtec.com>
8856 * config.gcc (supported_defaults): Add madd4.
8857 (with_madd4): Add validation.
8858 (all_defaults): Add madd4.
8859 * config/mips/mips.opt (mmadd4): New option.
8860 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8862 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
8864 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
8865 (ISA_HAS_FUSED_MADD4): Likewise.
8866 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
8867 * gcc/doc/install.texi (--with-madd4): Document the new option.
8869 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8871 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
8872 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
8873 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
8874 (aarch64_init_pauth_hint_builtins): New.
8875 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
8876 (aarch64_expand_builtin): Expand new builtins.
8878 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8880 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
8881 * combine-stack-adj.c (no_unhandled_cfa): Handle
8882 REG_CFA_TOGGLE_RA_MANGLE.
8883 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
8884 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
8885 info for return address signing.
8886 (aarch64_expand_epilogue): Likewise.
8888 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8890 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
8891 * config/aarch64/aarch64-protos.h
8892 (aarch64_return_address_signing_enabled): New declaration.
8893 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
8895 (aarch64_expand_prologue): Sign return address before it's pushed onto
8897 (aarch64_expand_epilogue): Authenticate return address fetched from
8899 (aarch64_override_options): Sanity check for ILP32 and ISA level.
8900 (aarch64_attributes): New function attributes for "sign-return-address".
8901 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
8902 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
8903 ("*do_return"): Generate combined instructions according to key index.
8904 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
8905 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
8907 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
8908 * config/aarch64/aarch64.opt (msign-return-address=): New.
8909 * doc/extend.texi (AArch64 Function Attributes): Documents
8910 "sign-return-address=".
8911 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
8913 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
8915 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
8916 overall option summary.
8918 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8920 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
8921 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
8922 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
8923 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
8925 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
8927 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
8928 -mpower9-minmax by default for -mcpu=power9.
8929 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
8930 128-bit floating point.
8932 2017-01-20 Alan Modra <amodra@gmail.com>
8934 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
8935 optimizing for size.
8937 2017-01-20 Alan Modra <amodra@gmail.com>
8940 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
8941 for strcmp and strncmp from corresponding builtin decl.
8943 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
8945 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
8946 instead of i386/rtems-64.h.
8947 * config/i386/rtems-64.h: Remove.
8949 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
8953 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
8955 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
8957 2017-01-19 Tamar Christina <tamar.christina@arm.com>
8959 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
8960 Change int to HOST_WIDE_INT.
8961 * config/aarch64/aarch64-protos.h
8962 (aarch64_simd_gen_const_vector_dup): Likewise.
8963 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
8965 2017-01-19 David Malcolm <dmalcolm@redhat.com>
8967 * langhooks-def.h (lhd_type_for_size): New decl.
8968 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
8969 * langhooks.c (lhd_type_for_size): New function, taken from
8972 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
8974 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
8975 define_bypass for CR latency.
8976 (power9-cracked-alu): Update bypass latency and remove power9-branch.
8977 (power9-alu2): Add define_bypass for CR latency.
8979 (power9-mul): Update insn latency.
8980 (power9-mul-compare): Update insn latency, bypass latency and remove
8983 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8985 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
8987 * config/aarch64/aarch64.md
8988 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
8989 aarch64_nopcrelative_literal_loads.
8990 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
8992 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
8994 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
8996 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
8998 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
9001 * config.gcc (supported_defaults): Add lxc1-sxc1.
9002 (with_lxc1_sxc1): Add validation.
9003 (all_defaults): Add lxc1-sxc1.
9004 * config/mips/mips.opt (mlxc1-sxc1): New option.
9005 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
9007 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
9008 __mips_no_lxc1_sxc1.
9009 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
9010 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
9011 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
9013 2017-01-19 Richard Biener <rguenther@suse.de>
9015 PR tree-optimization/72488
9016 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
9017 sure to restore SSA info.
9018 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
9020 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
9022 PR rtl-optimization/79121
9023 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
9024 of the inner type when shifting an extended value.
9026 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
9029 * symtab.c (symtab_node::equal_address_to): Fix comparing of
9030 interposable aliases.
9032 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
9035 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
9036 Use the evmergelohi instruction.
9037 (mov_si<mode>_e500_subreg4_2_le): Likewise.
9038 (mov_sitf_e500_subreg8_2_be): Likewise.
9039 (mov_sitf_e500_subreg12_2_le): Likewise.
9040 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
9041 (mov_si<mode>_e500_subreg4_2_be): Likewise.
9042 (mov_sitf_e500_subreg8_2_le): Likewise.
9043 (mov_sitf_e500_subreg12_2_be): Likewise.
9045 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9047 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
9048 attribute from vecsimple to vecperm.
9049 (altivec_vbpermq2): Likewise.
9051 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9054 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
9056 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9057 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
9058 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
9059 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
9060 case where N arg is SIZE_MAX.
9061 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
9062 (cmpstrsi): Add pattern.
9064 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9066 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9067 __builtin_vec_revb builtins.
9068 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
9069 built-in functions to support generation of the ISA 3.0 XXBR<x>
9070 vector byte reverse instructions.
9071 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
9072 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
9073 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
9074 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
9075 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
9076 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
9077 (P9V_BUILTIN_VEC_REVB): Likewise.
9078 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
9079 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
9080 (p9_xxbrq_v16qi): Likewise.
9081 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
9082 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
9083 (p9_xxbrh_v8hi): Likewise.
9084 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
9085 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
9086 vec_revb built-in functions.
9088 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
9090 PR rtl-optimization/78952
9091 * config/i386/i386.md (any_extract): New code iterator.
9092 (*insvqi_2): Use any_extract for source operand.
9093 (*insvqi_3): Use any_shiftrt for source operand.
9095 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
9097 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
9099 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
9101 2017-01-18 Matthias Klose <doko@ubuntu.com>
9103 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
9105 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9107 * config/rs6000/altivec.h (vec_bperm): Change #define.
9108 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
9109 (altivec_vbpermq2): New define_insn.
9110 (altivec_vbpermd): Likewise.
9111 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
9113 (VBPERMD): Likewise.
9114 (VBPERM): New polymorphic function interface.
9115 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
9116 Add entries for P9V_BUILTIN_VEC_VBPERM.
9117 * doc/extend.texi: Add interfaces for vec_bperm.
9119 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9121 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
9122 first letter of error messages.
9123 (s390_resolve_overloaded_builtin): Likewise.
9124 * config/s390/s390.c (s390_expand_builtin): Likewise.
9125 (s390_invalid_arg_for_unprototyped_fn): Likewise.
9126 (s390_valid_target_attribute_inner_p): Likewise.
9127 * config/s390/s390.md ("tabort"): Likewise.
9129 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
9131 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
9132 (ISA_AVOID_DIV_HILO): New macro.
9133 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
9134 (ISA_HAS_DDIV): Likewise.
9136 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
9138 * doc/invoke.texi (fabi-version): Correct number of occurrences.
9140 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
9142 * doc/invoke.texi (fabi-version): Spelling fix.
9144 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
9147 * doc/invoke.texi (fabi-version): Mention mangling fix for
9150 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
9153 * doc/invoke.texi (fabi-version): Document discriminator mangling.
9155 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
9158 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
9159 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
9161 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
9163 (stack_protect_test): Ditto.
9164 * config/rs6000/rs6000.opt (mstack-protector-guard=,
9165 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
9167 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
9168 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
9169 -mstack-protector-guard-offset=.
9170 (RS/6000 and PowerPC Options): Ditto.
9172 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
9174 * config/i386/i386.h (MASK_CLASS_P): New define.
9175 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
9176 there are no registers from different register sets also when
9177 mask registers are used. Update function comment.
9178 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
9179 to (*k/*r) and (*k/*km) alternatives.
9181 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
9183 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
9184 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
9185 (EH_RETURN_HANDLER_RTX): New define.
9186 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
9187 Force frame pointer in EH return functions.
9188 (aarch64_expand_epilogue): Add barrier for eh_return.
9189 (aarch64_final_eh_return_addr): Remove.
9190 (aarch64_eh_return_handler_rtx): New function.
9191 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
9193 (aarch64_eh_return_handler_rtx): New prototype.
9195 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9197 * config/rs6000/altivec.h (vec_rlmi): New #define.
9198 (vec_vrlnm): Likewise.
9199 (vec_rlnm): Likewise.
9200 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
9201 (UNSPEC_VRLNM): Likewise.
9202 (VIlong): New mode iterator.
9203 (altivec_vrl<VI_char>mi): New define_insn.
9204 (altivec_vrl<VI_char>nm): Likewise.
9205 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
9208 (RLNM): New polymorphic function entry.
9209 (VRLWMI): New monomorphic function entry.
9211 (RLMI): New polymorphic function entry.
9212 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
9213 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
9214 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
9217 2017-01-17 Jakub Jelinek <jakub@redhat.com>
9220 * dwarf2out.c (field_byte_offset): Restore the
9221 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
9222 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
9223 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
9226 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
9229 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
9231 2017-01-17 Jakub Jelinek <jakub@redhat.com>
9234 * dwarf2out.c (add_data_member_location_attribute): For constant
9235 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
9236 instead of DW_AT_data_member_location, DW_AT_bit_offset and
9237 DW_AT_byte_size attributes.
9239 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
9241 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
9242 after forcing to constant memory when the code model is medium.
9244 2017-01-17 Julia Koval <julia.koval@intel.com>
9247 * config/i386/avx512fintrin.h
9248 (_mm512_i32gather_ps): Change __addr type to void const*.
9249 (_mm512_mask_i32gather_ps): Ditto.
9250 (_mm512_i32gather_pd): Ditto.
9251 (_mm512_mask_i32gather_pd): Ditto.
9252 (_mm512_i64gather_ps): Ditto.
9253 (_mm512_mask_i64gather_ps): Ditto.
9254 (_mm512_i64gather_pd): Ditto.
9255 (_mm512_mask_i64gather_pd): Ditto.
9256 (_mm512_i32gather_epi32): Ditto.
9257 (_mm512_mask_i32gather_epi32): Ditto.
9258 (_mm512_i32gather_epi64): Ditto.
9259 (_mm512_mask_i32gather_epi64): Ditto.
9260 (_mm512_i64gather_epi32): Ditto.
9261 (_mm512_mask_i64gather_epi32): Ditto.
9262 (_mm512_i64gather_epi64): Ditto.
9263 (_mm512_mask_i64gather_epi64): Ditto.
9264 (_mm512_i32scatter_ps): Change __addr type to void*.
9265 (_mm512_mask_i32scatter_ps): Ditto.
9266 (_mm512_i32scatter_pd): Ditto.
9267 (_mm512_mask_i32scatter_pd): Ditto.
9268 (_mm512_i64scatter_ps): Ditto.
9269 (_mm512_mask_i64scatter_ps): Ditto.
9270 (_mm512_i64scatter_pd): Ditto.
9271 (_mm512_mask_i64scatter_pd): Ditto.
9272 (_mm512_i32scatter_epi32): Ditto.
9273 (_mm512_mask_i32scatter_epi32): Ditto.
9274 (_mm512_i32scatter_epi64): Ditto.
9275 (_mm512_mask_i32scatter_epi64): Ditto.
9276 (_mm512_i64scatter_epi32): Ditto.
9277 (_mm512_mask_i64scatter_epi32): Ditto.
9278 (_mm512_i64scatter_epi64): Ditto.
9279 (_mm512_mask_i64scatter_epi64): Ditto.
9280 * config/i386/avx512pfintrin.h
9281 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
9282 (_mm512_mask_prefetch_i32gather_ps): Ditto.
9283 (_mm512_mask_prefetch_i64gather_pd): Ditto.
9284 (_mm512_mask_prefetch_i64gather_ps): Ditto.
9285 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
9286 (_mm512_prefetch_i32scatter_ps): Ditto.
9287 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
9288 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
9289 (_mm512_prefetch_i64scatter_pd): Ditto.
9290 (_mm512_prefetch_i64scatter_ps): Ditto.
9291 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
9292 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
9293 * config/i386/avx512vlintrin.h
9294 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
9295 (_mm_mmask_i32gather_ps): Ditto.
9296 (_mm256_mmask_i32gather_pd): Ditto.
9297 (_mm_mmask_i32gather_pd): Ditto.
9298 (_mm256_mmask_i64gather_ps): Ditto.
9299 (_mm_mmask_i64gather_ps): Ditto.
9300 (_mm256_mmask_i64gather_pd): Ditto.
9301 (_mm_mmask_i64gather_pd): Ditto.
9302 (_mm256_mmask_i32gather_epi32): Ditto.
9303 (_mm_mmask_i32gather_epi32): Ditto.
9304 (_mm256_mmask_i32gather_epi64): Ditto.
9305 (_mm_mmask_i32gather_epi64): Ditto.
9306 (_mm256_mmask_i64gather_epi32): Ditto.
9307 (_mm_mmask_i64gather_epi32): Ditto.
9308 (_mm256_mmask_i64gather_epi64): Ditto.
9309 (_mm_mmask_i64gather_epi64): Ditto.
9310 (_mm256_i32scatter_ps): Change __addr type to void*.
9311 (_mm256_mask_i32scatter_ps): Ditto.
9312 (_mm_i32scatter_ps): Ditto.
9313 (_mm_mask_i32scatter_ps): Ditto.
9314 (_mm256_i32scatter_pd): Ditto.
9315 (_mm256_mask_i32scatter_pd): Ditto.
9316 (_mm_i32scatter_pd): Ditto.
9317 (_mm_mask_i32scatter_pd): Ditto.
9318 (_mm256_i64scatter_ps): Ditto.
9319 (_mm256_mask_i64scatter_ps): Ditto.
9320 (_mm_i64scatter_ps): Ditto.
9321 (_mm_mask_i64scatter_ps): Ditto.
9322 (_mm256_i64scatter_pd): Ditto.
9323 (_mm256_mask_i64scatter_pd): Ditto.
9324 (_mm_i64scatter_pd): Ditto.
9325 (_mm_mask_i64scatter_pd): Ditto.
9326 (_mm256_i32scatter_epi32): Ditto.
9327 (_mm256_mask_i32scatter_epi32): Ditto.
9328 (_mm_i32scatter_epi32): Ditto.
9329 (_mm_mask_i32scatter_epi32): Ditto.
9330 (_mm256_i32scatter_epi64): Ditto.
9331 (_mm256_mask_i32scatter_epi64): Ditto.
9332 (_mm_i32scatter_epi64): Ditto.
9333 (_mm_mask_i32scatter_epi64): Ditto.
9334 (_mm256_i64scatter_epi32): Ditto.
9335 (_mm256_mask_i64scatter_epi32): Ditto.
9336 (_mm_i64scatter_epi32): Ditto.
9337 (_mm_mask_i64scatter_epi32): Ditto.
9338 (_mm256_i64scatter_epi64): Ditto.
9339 (_mm256_mask_i64scatter_epi64): Ditto.
9340 (_mm_i64scatter_epi64): Ditto.
9341 (_mm_mask_i64scatter_epi64): Ditto.
9342 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
9343 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
9344 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
9345 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
9346 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
9347 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
9348 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
9349 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
9350 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
9351 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
9352 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
9353 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
9354 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
9355 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
9356 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
9357 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
9358 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
9359 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
9360 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
9361 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
9362 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
9363 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
9364 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
9365 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
9366 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
9367 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
9368 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
9369 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
9370 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
9371 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
9372 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
9373 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
9374 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
9375 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
9376 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
9377 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
9378 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
9379 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
9380 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
9381 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
9382 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
9383 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
9384 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
9385 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
9386 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
9387 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
9388 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
9389 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
9390 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
9391 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
9392 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
9393 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
9394 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
9395 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
9396 definitions accordingly.
9398 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
9399 Kuan-Lin Chen <kuanlinchentw@gmail.com>
9402 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
9405 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
9408 * ira-conflicts.c (ira_build_conflicts): Update total conflict
9409 hard regs for inner regno.
9411 2017-01-17 Martin Liska <mliska@suse.cz>
9414 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
9415 assumption and add comment.
9417 2017-01-17 Nathan Sidwell <nathan@acm.org>
9419 * ipa-visibility.c (localize_node): New function, broken out of ...
9420 (function_and_variable_visibility): ... here. Call it.
9422 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
9425 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
9426 correctly set frequency of oudgoing edge.
9427 (duplicate_thread_path): Fix profile updating.
9429 2017-01-17 Jakub Jelinek <jakub@redhat.com>
9432 * configure.ac: Add GCC_BASE_VER.
9433 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
9434 version from BASE-VER file.
9435 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
9436 (gcc.o): Depend on $(BASEVER).
9437 * common.opt (dumpfullversion): New option.
9438 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
9439 * doc/invoke.texi: Document -dumpfullversion.
9440 * doc/install.texi: Document --with-gcc-major-version-only.
9441 * configure: Regenerated.
9443 2017-01-17 Richard Biener <rguenther@suse.de>
9445 PR tree-optimization/71433
9446 * tree-vrp.c (register_new_assert_for): Merge same asserts
9447 on all incoming edges.
9448 (process_assert_insertions_for): Handle insertions at the
9451 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
9453 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
9454 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
9456 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
9459 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
9462 2017-01-17 Alan Modra <amodra@gmail.com>
9465 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
9466 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
9467 symbolic stack limit when pic.
9469 2017-01-16 Martin Sebor <msebor@redhat.com>
9471 PR tree-optimization/78608
9472 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
9474 2017-01-16 Jeff Law <law@redhat.com>
9477 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
9478 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
9479 for several include directories that may be relative to sysroot.
9480 * config/i386/x-mingw32 (gplus_includedir): Define.
9481 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
9482 (native_system_includedir): Likewise.
9483 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
9484 override if TARGET_SYSTEM_ROOT is defined.
9485 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
9487 PR tree-optimization/79090
9488 PR tree-optimization/33562
9489 PR tree-optimization/61912
9490 PR tree-optimization/77485
9491 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
9492 and computed trims into the dump file.
9494 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
9496 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
9498 2017-01-16 Jakub Jelinek <jakub@redhat.com>
9501 * gimplify.c (gimplify_init_constructor): If want_value and
9502 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
9506 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
9507 sequence. Formatting fixes.
9508 (doloop_optimize): Formatting fixes.
9511 * gcc.c (debug_level_greater_than_spec_func): New function.
9512 (static_spec_functions): Add debug-level-gt spec function.
9513 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
9515 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
9516 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
9517 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
9518 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
9519 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
9520 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
9522 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
9524 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
9525 QImode fixups to general and mask registers only.
9527 2017-01-16 Carl Love <cel@us.ibm.com>
9529 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
9530 for built-in functions
9531 vector signed char vec_nabs (vector signed char)
9532 vector signed short vec_nabs (vector signed short)
9533 vector signed int vec_nabs (vector signed int)
9534 vector signed long long vec_nabs (vector signed long long)
9535 vector float vec_nabs (vector float)
9536 vector double vec_nabs (vector double)
9537 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
9539 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
9540 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
9541 * doc/extend.texi: Update the documentation file for the new built-in
9544 2017-01-16 Martin Sebor <msebor@redhat.com>
9546 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
9549 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9551 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
9552 UNSPEC_VSX__XXSPLTD to require special splat handling.
9554 2017-01-16 David Malcolm <dmalcolm@redhat.com>
9557 * system.h: Poison strndup.
9559 2017-01-16 Alan Modra <amodra@gmail.com>
9562 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
9565 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
9567 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
9569 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
9571 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
9572 call recog here. Assert that INSN_CODE (insn) is non-negative.
9574 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
9577 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
9579 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
9580 in the currently scheduled RTL fragment.
9582 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
9584 PR rtl-optimization/78751
9585 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
9588 2017-01-14 Jeff Law <law@redhat.com>
9590 PR tree-optimization/79090
9591 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
9592 variable length stores.
9593 (compute_trims): Delete dead assignment to *trim_tail.
9594 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
9597 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
9599 PR rtl-optimization/78626
9600 PR rtl-optimization/78727
9601 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
9602 of a block, and split such blocks after everything else is finished.
9604 2017-01-14 Alan Modra <amodra@gmail.com>
9607 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
9608 target legitimate_combined_insn.
9609 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
9610 (rs6000_legitimate_combined_insn): New function.
9611 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
9613 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
9614 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
9615 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
9617 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
9619 * doc/frontends.texi (G++ and GCC): Remove references to Java.
9621 2017-01-13 Jeff Law <law@redhat.com>
9623 PR tree-optimization/33562
9624 PR tree-optimization/61912
9625 PR tree-optimization/77485
9626 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
9628 (delete_dead_assignment): Likewise.
9629 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
9630 statement to delete_dead_call and delete_dead_assignment.
9632 2017-01-13 David Malcolm <dmalcolm@redhat.com>
9635 * substring-locations.c (format_warning_va): Strengthen case 1 so
9636 that both endpoints of the substring must be within the format
9637 range for just the substring to be printed.
9639 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
9641 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
9642 * config/i386/i386.c (ix86_target_string): Add missing options
9643 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
9644 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
9645 flags_other and ix86_target_other to flags2_other. Display unknown
9647 (ix86_valid_target_attribute_inner_p): Add missing options and
9648 reorder options by implied ISAs, as in ix86_target_string.
9650 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
9652 * hash-table.h (hash_table::too_empty_p): New function.
9653 (hash_table::expand): Use it.
9654 (hash_table::traverse): Likewise.
9655 (hash_table::empty_slot): Use sizeof (value_type) instead of
9656 sizeof (PTR) to convert bytes to elements. Shrink the table
9657 if the current size is excessive for the current number of
9660 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
9662 * ira-costs.c (record_reg_classes): Break from the inner loop
9663 early once alt_fail is known to be true. Update outer loop
9664 handling accordingly.
9666 2017-01-13 Jeff Law <law@redhat.com>
9668 * tree-ssa-dse.c (decrement_count): New function.
9669 (increment_start_addr, maybe_trim_memstar_call): Likewise.
9670 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
9671 when we know the partially dead statement is a mem* function.
9673 PR tree-optimization/61912
9674 PR tree-optimization/77485
9675 * tree-ssa-dse.c: Include expr.h.
9676 (maybe_trim_constructor_store): New function.
9677 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
9679 PR tree-optimization/33562
9680 PR tree-optimization/61912
9681 PR tree-optimization/77485
9682 * doc/invoke.texi: Document new dse-max-object-size param.
9683 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
9684 * tree-ssa-dse.c: Include params.h.
9685 (dse_store_status): New enum.
9686 (initialize_ao_ref_for_dse): New, partially extracted from
9688 (valid_ao_ref_for_dse, normalize_ref): New.
9689 (setup_live_bytes_from_ref, compute_trims): Likewise.
9690 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
9691 (maybe_trim_partially_dead_store): Likewise.
9692 (maybe_trim_complex_store): Likewise.
9693 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
9694 Track what bytes live from the original store. Return tri-state
9695 for dead, partially dead or live.
9696 (dse_dom_walker): Add constructor, destructor and new private members.
9697 (delete_dead_call, delete_dead_assignment): New extracted from
9699 (dse_optimize_stmt): Make a member of dse_dom_walker.
9700 Use initialize_ao_ref_for_dse.
9702 PR tree-optimization/33562
9703 PR tree-optimization/61912
9704 PR tree-optimization/77485
9705 * sbitmap.h (bitmap_count_bits): Prototype.
9706 (bitmap_clear_range, bitmap_set_range): Likewise.
9707 * sbitmap.c (bitmap_clear_range): New function.
9708 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
9710 2017-01-13 Martin Liska <mliska@suse.cz>
9713 * function.c (set_cfun): Add new argument force.
9714 * function.h (set_cfun): Likewise.
9715 * ipa-inline-transform.c (inline_call): Use the function when
9716 strict alising from is dropped for function we inline to.
9718 2017-01-13 Richard Biener <rguenther@suse.de>
9720 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
9721 for dumping GIMPLE INTEGER_CSTs.
9723 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9725 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
9726 to 201112L since C++17.
9728 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
9731 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
9732 if -fsanitize=kernel-address is present.
9734 2017-01-13 Richard Biener <rguenther@suse.de>
9736 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
9737 as _Literal ( type ) number in case usual suffixes do not
9738 preserve all information.
9740 2017-01-13 Richard Biener <rguenther@suse.de>
9742 PR tree-optimization/77283
9743 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
9744 and ssa-iterators.h.
9745 (is_feasible_trace): Implement a cost model based on joiner
9748 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9751 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
9752 char or short to __float128/_Float128 directly.
9754 2017-01-12 Martin Sebor <msebor@redhat.com>
9756 to -Wformat-overflow.
9757 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
9758 (min_bytes_remaining): Same.
9759 (get_string_length): Same.
9760 (format_string): Same.
9761 (format_directive): Same.
9763 (pass_sprintf_length::handle_gimple_call): Same.
9765 2017-01-12 Jakub Jelinek <jakub@redhat.com>
9767 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
9768 info.nowrite calls with no lhs that can't throw. Return bool
9769 whether gsi_remove has been called or not.
9770 (pass_sprintf_length::handle_gimple_call): Return bool whether
9771 try_substitute_return_value called gsi_remove. Formatting fix.
9772 (pass_sprintf_length::execute): Don't use gsi_remove if
9773 handle_gimple_call returned true.
9776 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
9777 be removed due to side-effects, don't remove following barrier nor
9778 turn the successor edge into fallthru edge.
9780 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9783 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
9784 element-reversing loads and stores as not swappable.
9786 2017-01-12 Nathan Sidwell <nathan@acm.org>
9787 Nicolai Stange <nicstange@gmail.com>
9789 * combine.c (try_combine): Don't ignore result of overlap checking
9790 loop. Combine overlap & asm check into single loop.
9792 2017-01-12 Richard Biener <rguenther@suse.de>
9794 * tree-pretty-print.c (dump_generic_node): Provide -gimple
9795 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
9797 2017-01-12 Richard Biener <rguenther@suse.de>
9799 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
9800 and TS_TARGET_OPTION directly derive from TS_BASE.
9801 * tree-core.h (tree_optimization_option): Derive from tree_base.
9802 (tree_target_option): Likewise.
9804 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
9806 * config/i386/i386.c (memory_address_length): Increase len
9807 only when rip_relative_addr_p returns false.
9809 2017-01-11 Julia Koval <julia.koval@intel.com>
9811 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
9812 (OPTION_MASK_ISA_SGX_SET): New.
9813 (ix86_handle_option): Handle OPT_msgx.
9814 * config.gcc: Added sgxintrin.h.
9815 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
9816 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
9817 * config/i386/i386.c (ix86_target_string): Add -msgx.
9819 (ix86_option_override_internal): Handle new options.
9820 (ix86_valid_target_attribute_inner_p): Add sgx.
9821 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
9822 * config/i386/i386.opt: Add msgx.
9823 * config/i386/sgxintrin.h: New file.
9824 * config/i386/x86intrin.h: Add sgxintrin.h.
9826 2017-01-11 Jakub Jelinek <jakub@redhat.com>
9829 * fold-const.c (maybe_nonzero_address): Return 1 for function
9831 (tree_single_nonzero_warnv_p): Don't handle function local objects
9835 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
9838 2017-01-11 David Malcolm <dmalcolm@redhat.com>
9841 * opts.c: Include "spellcheck.h"
9842 (struct string_fragment): New struct.
9843 (struct edit_distance_traits<const string_fragment &>): New
9845 (get_closest_sanitizer_option): New function.
9846 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
9848 2017-01-11 Jakub Jelinek <jakub@redhat.com>
9850 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
9852 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
9853 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
9854 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
9855 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
9856 for initial die_offset if dwarf_split_debug_info.
9857 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
9858 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
9860 (output_skeleton_debug_sections): Formatting fix. Use
9861 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
9862 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
9864 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
9866 * config/arm/cortex-a53.md: Add bypasses for
9868 (cortex_a53_r2f): Only use for transfers.
9869 (cortex_a53_f2r): Likewise.
9870 (cortex_a53_r2f_cvt): Add reservation for conversions.
9871 (cortex_a53_f2r_cvt): Likewise.
9873 2017-01-11 Tamar Christina <tamar.christina@arm.com>
9875 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
9876 to all inlined functions, change static to extern.
9878 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
9881 * config/arm/arm.c (legitimize_pic_address): Handle reference to
9883 (arm_assemble_integer): Likewise.
9885 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
9887 * config.gcc: Use new awk script to check CPU, FPU and architecture
9888 parameters for --with-... options.
9889 * config/arm/parsecpu.awk: New file
9890 * config/arm/arm-cpus.in: New file.
9891 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
9893 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
9895 * config/arm/t-arm: Update dependency rules.
9896 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
9897 of processing .def files.
9898 * config/arm/genopt.sh: Deleted.
9899 * config/arm/gentune.sh: Deleted.
9900 * config/arm/arm-cores.def: Deleted.
9901 * config/arm/arm-arches.def: Deleted.
9902 * config/arm/arm-fpus.def: Deleted.
9903 * config/arm/arm-tune.md: Regenerated.
9904 * config/arm/arm-tables.opt: Regenerated.
9905 * config/arm/arm-cpu.h: New generated file.
9906 * config/arm/arm-cpu-data.h: New generated file.
9907 * config/arm/arm-cpu-cdata.h: New generated file.
9909 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
9912 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
9914 (input_varpool_node): Unpack dynamically_initialized bit.
9916 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
9918 PR rtl-optimization/79032
9919 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
9920 the alignment of the adjusted memory reference against that of MODE,
9921 instead of the alignment of the original memory reference.
9923 2017-01-11 Martin Jambor <mjambor@suse.cz>
9925 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
9927 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
9928 decorated functions.
9930 2017-01-11 Richard Biener <rguenther@suse.de>
9932 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
9933 set range/nonnull info for PHI results. Do not set it on
9934 stmts marked for removal.
9936 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
9938 * expr.c (store_field): In the bitfield case, fetch the return value
9939 from the registers before applying a single big-endian adjustment.
9940 Always do a final load for a BLKmode value not larger than a word.
9942 2017-01-10 David Malcolm <dmalcolm@redhat.com>
9945 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9946 that we correctly handle column numbers greater than
9947 LINE_MAP_MAX_COLUMN_NUMBER.
9949 2017-01-10 Martin Sebor <msebor@redhat.com>
9952 * gimple-ssa-sprintf.c (get_destination_size): Call
9953 {init,fini}object_sizes.
9954 * tree-object-size.c (addr_object_size): Adjust.
9955 (pass_through_call): Adjust.
9956 (pass_object_sizes::execute): Adjust.
9957 * tree-object-size.h (fini_object_sizes): Declare.
9959 2017-01-10 Martin Sebor <msebor@redhat.com>
9961 PR tree-optimization/78775
9962 * builtins.c (get_size_range): Move...
9963 * calls.c: ...to here.
9964 (alloc_max_size): Accept zero argument.
9965 (operand_signed_p): Remove.
9966 (maybe_warn_alloc_args_overflow): Call get_size_range.
9967 * calls.h (get_size_range): Declare.
9969 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
9971 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
9972 from TI's devices.csv file as of September 2016.
9973 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
9975 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
9977 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
9978 * doc/invoke.texi: Likewise.
9979 * doc/md.texi: Likewise.
9980 * doc/objc.texi: Likewise.
9982 2017-01-10 Joshua Conner <joshconner@google.com>
9984 * config/arm/fuchsia-elf.h: New file.
9985 * config/fuchsia.h: New file.
9986 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
9987 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
9989 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
9991 2016-01-10 Richard Biener <rguenther@suse.de>
9993 PR tree-optimization/79034
9994 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
9995 Propagate out degenerate PHIs in the joiner.
9997 2017-01-10 Martin Liska <mliska@suse.cz>
9999 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
10000 (sort_congruence_classes_by_decl_uid): Likewise.
10001 (sort_congruence_class_groups_by_decl_uid): Likewise.
10002 (sem_item_optimizer::merge_classes): Sort class, groups in these
10003 classes and members in the groups by DECL_UID of declarations.
10004 This would make merge operations stable.
10006 2017-01-10 Martin Liska <mliska@suse.cz>
10008 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
10009 usage of m_classes_vec.
10010 (sem_item_optimizer::~sem_item_optimizer): Likewise.
10011 (sem_item_optimizer::get_group_by_hash): Likewise.
10012 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
10013 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
10014 (sem_item_optimizer::verify_classes): Likewise.
10015 (sem_item_optimizer::process_cong_reduction): Likewise.
10016 (sem_item_optimizer::dump_cong_classes): Likewise.
10017 (sem_item_optimizer::merge_classes): Likewise.
10018 * ipa-icf.h (congruence_class_hash): Rename from
10019 congruence_class_group_hash. Remove declaration of m_classes_vec.
10021 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
10023 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
10024 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
10025 * config.gcc: Add avx512vpopcntdqintrin.h.
10026 * config/i386/avx512vpopcntdqintrin.h: New.
10027 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
10028 * config/i386/i386-builtin-types.def: Add new types.
10029 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
10030 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
10031 __builtin_ia32_vpopcountq_v8di_mask): New.
10032 * config/i386/i386-c.c (ix86_target_macros_internal): Define
10033 __AVX512VPOPCNTDQ__.
10034 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
10035 (PTA_AVX512VPOPCNTDQ): Define.
10036 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
10037 TARGET_AVX512VPOPCNTDQ_P): Define.
10038 * config/i386/i386.opt: Add mavx512vpopcntdq.
10039 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
10040 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
10042 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10044 PR middle-end/77484
10045 * predict.def (PRED_CALL): Set to 67.
10047 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
10049 * expr.c (store_field): In the bitfield case, if the value comes from
10050 a function call and is of an aggregate type returned in registers, do
10051 not modify the field mode; extract the value in all cases if the mode
10052 is BLKmode and the size is not larger than a word.
10054 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
10057 * config/i386/cpuid.h: Fix undefined behavior.
10059 2017-01-04 Jeff Law <law@redhat.com>
10061 PR tree-optimization/79007
10062 PR tree-optimization/67955
10063 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
10064 conservative for pt.null when flag_non_call_exceptions is on.
10066 2017-01-09 Jakub Jelinek <jakub@redhat.com>
10068 PR translation/79019
10069 PR translation/79020
10070 * params.def (PARAM_INLINE_MIN_SPEEDUP,
10071 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
10072 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
10074 * config/avr/avr.opt (maccumulate-args): Likewise.
10075 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
10076 * common.opt (freport-bug): Likewise.
10077 * cif-code.def (CIF_FINAL_ERROR): Likewise.
10078 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
10079 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
10080 translatable string.
10081 * config/i386/i386.c (function_value_32): Likewise.
10082 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
10083 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
10085 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
10086 * common/config/msp430/msp430-common.c (msp430_handle_option):
10088 * symtab.c (symtab_node::verify_base): Likewise.
10089 * opts.c (set_debug_level): Likewise.
10090 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
10091 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10092 missing whitespace to translatable strings.
10093 * config/avr/avr.md (bswapsi2): Fix typo in comment.
10094 * config/sh/superh.h: Likewise.
10095 * config/i386/xopintrin.h: Likewise.
10096 * config/i386/znver1.md: Likewise.
10097 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
10098 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
10099 * double-int.h (struct double_int): Likewise.
10100 * double-int.c (div_and_round_double): Likewise.
10101 * wide-int.cc: Likewise.
10102 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
10103 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
10104 * cfgcleanup.c (crossjumps_occured): Renamed to ...
10105 (crossjumps_occurred): ... this.
10106 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
10109 PR tree-optimization/78899
10110 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
10111 returning bool return struct loop *, NULL for failure and the new
10113 (versionable_outer_loop_p): Don't version outer loop if it has
10114 dont_vectorized bit set.
10115 (tree_if_conversion): When versioning outer loop, ensure
10116 tree_if_conversion is performed also on the inner loop of the
10117 non-vectorizable outer loop copy.
10118 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
10119 LOOP_VECTORIZED in inner loop of the scalar outer loop and
10120 prevent vectorization of it.
10121 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
10122 the outer loop vectorization of the non-scalar version is attempted
10123 before vectorization of the inner loop in scalar version. If
10124 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
10125 vectorization of its inner loop.
10126 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
10127 has 2 inner loops, rename also on edges from bb whose single pred
10128 is outer_loop->header. Fix typo in function comment.
10130 2017-01-09 Martin Sebor <msebor@redhat.com>
10133 * asan.c (asan_emit_stack_protection): Increase local buffer size
10134 to avoid snprintf truncation warning.
10136 2017-01-09 Andrew Pinski <apinski@cavium.com>
10138 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
10139 to reference thunderx2t99 for the tuning structure
10140 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
10142 (thunderx2t99_extra_costs): This.
10143 * config/aarch64/aarch64-tune.md: Regenerate.
10144 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
10145 (vulcan_addrcost_table): This.
10146 (vulcan_regmove_cost): Rename to ...
10147 (thunderx2t99_regmove_cost): This.
10148 (vulcan_vector_cost): Rename to ...
10149 (thunderx2t99_vector_cost): this.
10150 (vulcan_branch_cost): Rename to ...
10151 (thunderx2t99_branch_cost): This.
10152 (vulcan_tunings): Rename to ...
10153 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
10154 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
10156 2017-01-09 Martin Jambor <mjambor@suse.cz>
10160 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
10161 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
10162 (propagate_vr_accross_jump_function): Use the above function for all
10163 value range computations for pass-through jump functions and type
10164 converasion from explicit value range values.
10165 (ipcp_propagate_stage): Do not attempt to deduce types of formal
10166 parameters from TYPE_ARG_TYPES.
10167 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
10168 (ipa_write_node_info): Stream type of the actual argument.
10169 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
10171 2017-01-09 Martin Liska <mliska@suse.cz>
10174 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
10175 (lookup_compiler): Do not show error message with have_E.
10177 2017-01-09 Jakub Jelinek <jakub@redhat.com>
10179 PR tree-optimization/78938
10180 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
10181 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
10182 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
10183 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
10186 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10188 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
10191 2017-01-09 Richard Biener <rguenther@suse.de>
10193 PR tree-optimization/78997
10194 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
10195 name condition properly.
10197 2017-01-09 Richard Biener <rguenther@suse.de>
10200 * dwarf2out.c (is_cxx): New overload with context.
10201 (is_naming_typedef_decl): Use it.
10203 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
10205 * invoke.texi (Option Summary): Correct spacing in option lists
10206 and add line breaks to fix over-long lines.
10208 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
10210 PR middle-end/17660
10212 * extend.texi (Common Variable Attributes): Add xref to GCC
10213 Internals manual to explain mode attribute keywords.
10215 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
10218 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
10219 and Preprocessor Options.
10220 (Options for Linking): Document -pthread here....
10221 (RS/6000 and PowerPC Options): ...not here.
10222 (Solaris 2 Options): ...or here.
10223 * doc/cppopts.texi: Document -pthread.
10225 2017-01-08 Martin Sebor <msebor@redhat.com>
10227 PR middle-end/77708
10228 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
10229 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
10230 New member functions.
10231 (format_directive): Used them.
10233 (pass_sprintf_length::handle_gimple_call): Same.
10234 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
10235 to avoid truncation for any argument.
10236 (extract_affine_mul): Same.
10237 * tree.c (get_file_function_name): Same.
10239 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10241 PR middle-end/77484
10242 * predict.def (PRED_INDIR_CALL): Set to 86.
10244 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
10246 PR preprocessor/54124
10247 * doc/cppopts.texi: Reformat -d subtable to list the full name
10248 of the options. Add cross-reference to the docs for the general
10249 compiler -d options.
10250 * doc/invoke.texi (Developer Options): Add cross-reference to the
10251 preprocessor-specific -d option documentation.
10253 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
10255 PR preprocessor/13498
10256 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
10257 redudant material, and reflect new command-line options.
10258 (System Headers): Likewise.
10260 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
10262 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
10263 -isystem, and -idirafter. Copy-edit.
10264 * doc/cppopts.texi: Copy-edit. Remove contradiction about
10265 default for -ftrack-macro-expansion. Delete obsolete and
10266 badly-formatted implementation details about -fdebug-cpp output.
10267 * doc/cppwarnopts.texi: Copy-edit.
10269 2017-01-07 David Malcolm <dmalcolm@redhat.com>
10272 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
10273 that the transition from a max line width >= 1<<10 to narrower
10274 lines works correctly.
10276 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
10278 * doc/options.texi (PerFunction): New.
10279 * opt-functions.awk (switch_flags): Map both Optimization and
10280 PerFunction to CL_OPTIMIZATION.
10281 * opth-gen.awk: Test for PerFunction flag along with
10283 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
10284 it only when the latter is present. Skip those that don't in
10285 the hash function generator.
10286 * common.opt (fvar-tracking): Mark as PerFunction instead of
10288 (fvar-tracking-assignments): Likewise.
10289 (fvar-tracking-assignments-toggle): Likewise.
10290 (fvar-tracking-uninit): Likewise.
10292 2017-01-07 Jakub Jelinek <jakub@redhat.com>
10294 PR translation/79018
10295 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
10298 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
10301 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
10302 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
10303 TARGET_LONG_JUMP_TABLE_OFFSETS.
10304 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
10305 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
10306 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
10307 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
10308 * config/m68k/m68k.md (tablejump expander): Likewise.
10309 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
10310 TARGET_LONG_JUMP_TABLE_OFFSETS.
10311 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
10312 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
10314 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
10315 David Holsgrove <david.holsgrove@xilinx.com>
10317 * common/config/microblaze/microblaze-common.c
10318 (TARGET_EXCEPT_UNWIND_INFO): Remove.
10319 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
10321 * config/microblaze/microblaze.c (microblaze_must_save_register)
10322 (microblaze_expand_epilogue, microblaze_return_addr): Handle
10324 (microblaze_eh_return): New function.
10325 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
10326 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
10327 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
10328 * config/microblaze/microblaze.md (eh_return): New pattern.
10330 2017-01-06 Jakub Jelinek <jakub@redhat.com>
10332 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
10333 GCC_DIAGNOSTIC_STRINGIFY): Define.
10335 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
10337 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10339 * config/arm/arm.md (<mcrr>): New.
10341 * config/arm/arm.c (arm_arch5te): New.
10342 (arm_option_override): Set arm_arch5te.
10343 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
10345 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
10346 (arm_mcrr_qualifiers): ... this. New.
10347 (MRRC_QUALIFIERS): Define to...
10348 (arm_mrrc_qualifiers): ... this. New.
10349 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
10351 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
10352 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
10353 (MRRCI, mrrc, MRRC): New.
10354 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
10355 VUNSPEC_MRRC2): New.
10357 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10359 * config/arm/arm.md (<mcr>): New.
10361 * config/arm/arm.c (arm_coproc_builtin_available): Add
10362 support for mcr, mrc, mcr2 and mrc2.
10363 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
10364 (arm_mcr_qualifiers): ... this. New.
10365 (MRC_QUALIFIERS): Define to ...
10366 (arm_mrc_qualifiers): ... this. New.
10367 (MCR_QUALIFIERS): Define to ...
10368 (arm_mcr_qualifiers): ... this. New.
10369 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
10371 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
10372 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
10373 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
10374 VUNSPEC_MRC2): New.
10376 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10378 * config/arm/arm.md (*ldc): New.
10382 * config/arm/arm.c (arm_coproc_builtin_available): Add
10383 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
10384 (arm_coproc_ldc_stc_legitimate_address): New.
10385 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
10386 'qualifier_const_pointer'.
10387 (LDC_QUALIFIERS): Define to...
10388 (arm_ldc_qualifiers): ... this. New.
10389 (STC_QUALIFIERS): Define to...
10390 (arm_stc_qualifiers): ... this. New.
10391 * config/arm/arm-protos.h
10392 (arm_coproc_ldc_stc_legitimate_address): New.
10393 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
10394 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
10395 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
10396 stc2, stcl, stc2l): New.
10397 * config/arm/constraints.md (Uz): New.
10398 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
10399 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
10400 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
10401 VUNSPEC_STC2L): New.
10403 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10405 * config/arm/arm.md (<cdp>): New.
10406 * config/arm/arm.c (neon_const_bounds): Rename this ...
10407 (arm_const_bounds): ... this.
10408 (arm_coproc_builtin_available): New.
10409 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
10410 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
10411 (CDP_QUALIFIERS): Define to...
10412 (arm_cdp_qualifiers): ... this. New.
10414 (arm_expand_builtin_args): Add case for 6 arguments.
10415 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
10416 (arm_const_bounds): ... this.
10417 (arm_coproc_builtin_available): New.
10418 * config/arm/arm_acle.h (__arm_cdp): New.
10420 * config/arm/arm_acle_builtins.def (cdp): New.
10422 * config/arm/iterators.md (CDPI,CDP,cdp): New.
10423 * config/arm/neon.md: Rename all 'neon_const_bounds' to
10424 'arm_const_bounds'.
10425 * config/arm/types.md (coproc): New.
10426 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
10427 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
10428 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
10429 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
10431 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10433 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
10434 (UBINOP_QUALIFIERS): New.
10436 (acle_builtin_data): New. Change comment.
10437 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
10438 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
10439 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
10440 arm_acle_builtins.def.
10441 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
10442 (arm_init_acle_builtins): New.
10443 (CRC32_BUILTIN): Remove.
10444 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
10445 crc32cb, crc32ch and crc32cw.
10446 (arm_init_crc32_builtins): Remove.
10447 (arm_init_builtins): Use arm_init_acle_builtins rather
10448 than arm_init_crc32_builtins.
10449 (arm_expand_acle_builtin): New.
10450 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
10451 * config/arm/arm_acle_builtins.def: New.
10453 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10455 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
10456 (arm_builtin_datum): ... this.
10457 (arm_init_neon_builtin): Rename to ...
10458 (arm_init_builtin): ... this. Add a new parameters PREFIX
10459 and USE_SIG_IN_NAME.
10460 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
10461 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
10462 'arm_builtin_datum'.
10463 (arm_init_vfp_builtins): Likewise.
10464 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
10465 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
10466 (arm_expand_neon_args): Rename to ...
10467 (arm_expand_builtin_args): ... this. Rename builtin_arg
10468 enum values and differentiate between ARG_BUILTIN_MEMORY
10469 and ARG_BUILTIN_NEON_MEMORY.
10470 (arm_expand_neon_builtin_1): Rename to ...
10471 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
10472 values, arm_expand_builtin_args and add bool parameter NEON.
10473 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
10474 (arm_expand_vfp_builtin): Likewise.
10475 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
10477 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10479 PR middle-end/77484
10480 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
10481 * predict.c (tree_estimate_probability_bb): Reverse direction of
10482 polymorphic call predictor.
10484 2017-01-06 David Malcolm <dmalcolm@redhat.com>
10486 * passes.c (execute_one_pass): Split out pass-skipping logic into...
10487 (determine_pass_name_match): ...this new function and...
10488 (should_skip_pass_p): ...this new function.
10490 2017-01-06 Nathan Sidwell <nathan@acm.org>
10492 * ipa-visibility.c (function_and_variable_visibility): Reformat
10493 comments and long lines. Remove extrneous if.
10494 * symtab.c (symtab_node::make_decl_local): Fix code format.
10495 (symtab_node::set_section_for_node): Fix comment typo.
10497 2017-01-06 Martin Liska <mliska@suse.cz>
10500 * lra-constraints.c: Rename invariant to lra_invariant.
10501 * predict.c (set_even_probabilities): Initialize e to NULL.
10503 2017-01-05 Martin Sebor <msebor@redhat.com>
10505 PR tree-optimization/78910
10506 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
10507 (format_integer): Correct off-by-one error in the handling
10508 of precision with negative numbers in signed conversions..
10510 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
10512 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
10514 2017-01-05 Jakub Jelinek <jakub@redhat.com>
10516 PR tree-optimization/71016
10517 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
10518 factor_out_conditional_conversion. Formatting fix.
10519 (factor_out_conditional_conversion): Add cond_stmt argument.
10520 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
10521 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
10524 2017-01-05 David Malcolm <dmalcolm@redhat.com>
10526 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
10527 read-rtl-function.o, and selftest-rtl.o.
10528 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
10529 (selftest::aarch64_test_loading_full_dump): New function.
10530 (selftest::aarch64_run_selftests): New function.
10531 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
10532 selftest::aarch64_run_selftests.
10533 * config/i386/i386.c
10534 (selftest::ix86_test_loading_dump_fragment_1): New function.
10535 (selftest::ix86_test_loading_call_insn): New function.
10536 (selftest::ix86_test_loading_full_dump): New function.
10537 (selftest::ix86_test_loading_unspec): New function.
10538 (selftest::ix86_run_selftests): Call the new functions.
10539 * emit-rtl.c (maybe_set_max_label_num): New function.
10540 * emit-rtl.h (maybe_set_max_label_num): New decl.
10541 * function.c (instantiate_decls): Guard call to
10542 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
10543 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
10545 * gensupport.c (gen_reader::gen_reader): Pass "false"
10546 for new "compact" param of rtx_reader.
10547 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
10548 rather than an empty string for NULL strings.
10549 * read-md.c: Potentially include config.h rather than bconfig.h.
10550 Wrap include of errors.h with #ifdef GENERATOR_FILE.
10551 (have_error): New global, copied from errors.c.
10552 (md_reader::read_name): Rename to...
10553 (md_reader::read_name_1): ...this, adding "out_loc" param,
10554 and converting "missing name or number" to returning false, rather
10556 (md_reader::read_name): Reimplement in terms of read_name_1.
10557 (md_reader::read_name_or_nil): New function.
10558 (md_reader::read_string): Handle "(nil)" by returning NULL.
10559 (md_reader::md_reader): Add new param "compact".
10560 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
10561 (md_reader::read_file): New method.
10562 * read-md.h (md_reader::md_reader): Add new param "compact".
10563 (md_reader::read_file): New method.
10564 (md_reader::is_compact): New accessor.
10565 (md_reader::read_name): Convert return type from void to file_location.
10566 (md_reader::read_name_or_nil): New decl.
10567 (md_reader::read_name_1): New decl.
10568 (md_reader::m_compact): New field.
10569 (noop_reader::noop_reader): Pass "false" for new "compact" param
10571 (rtx_reader::rtx_reader): Add new "compact" param.
10572 (rtx_reader::read_rtx_operand): Make virtual and convert return
10573 type from void to rtx.
10574 (rtx_reader::read_until): New decl.
10575 (rtx_reader::handle_any_trailing_information): New virtual function.
10576 (rtx_reader::postprocess): New virtual function.
10577 (rtx_reader::finalize_string): New virtual function.
10578 (rtx_reader::m_in_call_function_usage): New field.
10579 (rtx_reader::m_reuse_rtx_by_id): New field.
10580 * read-rtl-function.c: New file.
10581 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
10582 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
10583 (selftest::verify_three_block_rtl_cfg): New decl.
10584 * read-rtl-function.h: New file.
10585 * read-rtl.c: Potentially include config.h rather than bconfig.h.
10586 For host, include function.h, memmodel.h, and emit-rtl.h.
10587 (one_time_initialization): New function.
10588 (struct compact_insn_name): New struct.
10589 (compact_insn_names): New array.
10590 (find_code): Handle insn codes in compact dumps.
10591 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
10592 (bind_subst_iter_and_attr): Likewise.
10593 (add_condition_to_string): Likewise.
10594 (add_condition_to_rtx): Likewise.
10595 (apply_attribute_uses): Likewise.
10596 (add_current_iterators): Likewise.
10597 (apply_iterators): Likewise.
10598 (initialize_iterators): Guard usage of apply_subst_iterator with
10599 #ifdef GENERATOR_FILE.
10600 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
10601 (md_reader::read_mapping): Likewise.
10602 (add_define_attr_for_define_subst): Likewise.
10603 (add_define_subst_attr): Likewise.
10604 (read_subst_mapping): Likewise.
10605 (check_code_iterator): Likewise.
10606 (rtx_reader::read_rtx): Likewise. Move one-time initialization
10608 (one_time_initialization): New function.
10609 (rtx_reader::read_until): New method.
10610 (read_flags): New function.
10611 (parse_reg_note_name): New function.
10612 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
10613 Handle reuse_rtx ids.
10614 Wrap iterator lookup within #ifdef GENERATOR_FILE.
10615 Add parsing support for RTL dumps, mirroring the special-cases in
10616 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
10617 values, and calling handle_any_trailing_information.
10618 (rtx_reader::read_rtx_operand): Convert return type from void
10619 to rtx, returning return_rtx. Handle case 'e'. Call
10620 finalize_string on XSTR and XTMPL fields.
10621 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
10622 "(nil)" values were omitted. Call the postprocess vfunc on the
10624 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
10625 class ctor. Initialize m_in_call_function_usage. Call
10626 one_time_initialization.
10627 * rtl-tests.c (selftest::test_uncond_jump): Call
10628 set_new_first_and_last_insn.
10629 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
10630 * selftest-rtl.c: New file.
10631 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
10632 (selftest::get_insn_by_uid): New decl.
10633 * selftest-run-tests.c (selftest::run_tests): Call
10634 read_rtl_function_c_tests.
10635 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
10636 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
10639 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
10641 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
10642 operands in a special way. Assert that pos+len <= mode precision.
10644 2017-01-05 Jakub Jelinek <jakub@redhat.com>
10646 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
10647 3 argument Alias with unlimited for the negative form.
10648 (fno-vect-cost-model): Removed.
10650 2017-01-05 Martin Liska <mliska@suse.cz>
10652 * hsa-gen.c (gen_hsa_divmod): New function.
10653 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
10655 2017-01-05 Martin Liska <mliska@suse.cz>
10658 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
10661 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10663 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
10664 small constant length operands.
10666 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10668 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
10669 between loop iterations.
10671 2017-01-05 Martin Liska <mliska@suse.cz>
10674 * gimplify.c (gimplify_decl_expr): Compare to
10675 asan_poisoned_variables instread of checking flags.
10676 (gimplify_target_expr): Likewise.
10677 (gimplify_expr): Likewise.
10678 (gimplify_function_tree): Conditionally initialize
10679 asan_poisoned_variables.
10681 2017-01-04 Jeff Law <law@redhat.com>
10683 PR tree-optimizatin/78812
10684 * rtl.h (contains_mem_rtx_p): Prototype.
10685 * ifcvt.c (containts_mem_rtx_p): Move from here to...
10686 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
10687 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
10688 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
10689 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
10691 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10693 * input.c (assert_char_at_range): Default-initialize actual_range.
10695 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10697 * df-scan.c (df_ref_create_structure): Make regno unsigned,
10698 to match the caller.
10700 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10702 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
10703 insns after final jump in test to emit dummy move.
10705 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10707 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
10708 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
10710 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10712 * multiple_target.c (create_dispatcher_calls): Init e_next.
10713 * tree-ssa-loop-split.c (split_loop): Init border.
10714 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
10717 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10722 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
10723 (altivec_register_operand): Do not return true if the operand
10724 contains a SUBREG mixing SImode and SFmode.
10725 (vsx_register_operand): Likewise.
10726 (vsx_reg_sfsubreg_ok): New predicate.
10727 (vfloat_operand): Do not return true if the operand contains a
10728 SUBREG mixing SImode and SFmode.
10729 (vint_operand): Likewise.
10730 (vlogical_operand): Likewise.
10731 (gpc_reg_operand): Likewise.
10732 (int_reg_operand): Likewise.
10733 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
10734 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
10735 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
10737 (rs6000_emit_move_si_sf_subreg): New helper function.
10738 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
10739 fixup SUBREGs involving SImode and SFmode.
10740 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
10741 numbers for the new peephole2 optimization.
10742 (peephole2 for SFmode unions): New peephole2 to optimize cases in
10743 the GLIBC math library that do AND/IOR/XOR operations on single
10744 precision floating point.
10745 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
10746 target macros to say whether we need to avoid SUBREGs mixing
10748 (TARGET_ALLOW_SF_SUBREG): Likewise.
10749 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
10750 (UNSPEC_SI_FROM_SF): Likewise.
10751 (iorxor): Change spacing.
10752 (and_ior_xor): New iterator for AND, IOR, and XOR.
10753 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
10754 (movdi_from_sf_zero_ext): Likewise.
10755 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
10756 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
10757 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
10758 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
10759 (fms<mode>4): Likewise.
10760 (fnma<mode>4): Likewise.
10761 (fnms<mode>4): Likewise.
10762 (nfma<mode>4): Likewise.
10763 (nfms<mode>4): Likewise.
10765 2017-01-04 Marek Polacek <polacek@redhat.com>
10768 * doc/invoke.texi: Document -Wpointer-compare.
10770 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10772 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
10775 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
10776 descriptions for -gdwarf-5 and emit them as uleb128 instead of
10779 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
10782 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
10783 documentation of the powerpc_popcntb_ok attribute.
10784 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
10785 code to issue warning messages if a requested CPU configuration is
10786 not supported by the binary (assembler and loader) toolchain.
10787 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
10788 made to define a built-in function that has been disabled.
10789 (paired_init_builtins): Add assertion to prevent ICE if attempt is
10790 made to define a built-in function that has been disabled.
10791 (altivec_init_builtins): Add comment explaining why definition
10792 of the DST built-in functions is not preceded by an assertion
10793 check. Add assertions to prevent ICE if attempts are made to
10794 define an altivec predicate or an abs* built-in function that has
10796 (htm_init_builtins): Add comment explaining why definition of the
10797 htm built-in functions is not preceded by an assertion check.
10799 2017-01-04 Jeff Law <law@redhat.com>
10801 PR tree-optimizatin/67955
10802 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
10803 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
10804 the points-to solution does not include pt_null. Use DECL_PT_UID
10807 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
10809 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
10810 Use gen_int_mode instead of gen_lopwart for const_int operands.
10812 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10814 PR tree-optimization/71563
10815 * match.pd: Simplify X << Y into X if Y is known to be 0 or
10816 out of range value - has low bits known to be zero.
10818 2017-01-04 Alan Modra <amodra@gmail.com>
10820 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
10821 * configure: Regenerate.
10822 * config.in: Regenerate.
10824 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10827 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
10828 a substring of the message, but strcmp with the whole message. Ifdef
10829 ENABLE_NLS, translate the message first using dgettext.
10831 2017-01-03 Jeff Law <law@redhat.com>
10833 PR tree-optimizatin/78856
10834 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
10835 (mark_threaded_blocks): Remove code to truncate thread paths that
10836 cross multiple loop headers. Instead invalidate the cached loop
10837 iteration information and handle case of a thread path walking
10838 into an irreducible region.
10840 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10843 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
10844 assertions. Add support for doing the signbit if the IEEE 128-bit
10845 floating point value is in a GPR.
10846 * config/rs6000/rs6000.md (Fsignbit): Delete.
10847 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
10848 Update the length attribute if the value is in a GPR.
10849 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
10850 the sign or zero extension instruction, since the value is always 0/1.
10851 (signbit<mode>2_dm2): Delete using <Fsignbit>.
10854 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
10855 extracting SImode to a GPR register so that we can generate a
10856 store, limit the vector to be in a traditional Altivec register
10857 for the vextuwrx instruction.
10859 2017-01-03 Ian Lance Taylor <iant@google.com>
10861 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
10863 2017-01-03 Martin Sebor <msebor@redhat.com>
10865 PR tree-optimization/78696
10866 * gimple-ssa-sprintf.c (format_floating): Correct handling of
10867 precision. Use MPFR for %f for greater fidelity. Correct handling
10869 (pass_sprintf_length::compute_format_length): Set width and precision
10870 specified by asrerisk to void_node for vararg functions.
10871 (try_substitute_return_value): Adjust dump output.
10873 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
10875 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
10877 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
10879 * doc/invoke.texi (SPARC options): Document -mlra as the default.
10880 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
10881 -mlra/-mno-lra was passed to the compiler.
10883 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
10885 PR rtl-optimization/65618
10886 * emit-rtl.c (try_split): Move initialization of "before" and
10887 "after" to just before the call to emit_insn_after_setloc.
10889 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10891 * doc/md.texi (Standard Names): Remove reference to Java frontend.
10893 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
10895 * dwarf2out.c (gen_enumeration_type_die): When
10896 -gno-strict-dwarf, add a DW_AT_encoding attribute.
10898 2017-01-03 Jakub Jelinek <jakub@redhat.com>
10900 PR tree-optimization/78965
10901 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10902 Change first argument from const call_info & to call_info &. For %n
10903 set info.nowrite to false.
10905 PR middle-end/78901
10906 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
10907 possibly throwing calls.
10909 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
10910 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
10911 and fns handling, rather than in a separate case SSA_NAME.
10913 2017-01-02 Jeff Law <law@redhat.com>
10915 * config/darwin-driver.c (darwin_driver_init): Const-correctness
10916 fixes for first_period and second_period variables.
10918 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
10921 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
10922 (*insvqi_1): New insn pattern.
10923 (*insvqi_1_mem_rex64): Ditto.
10924 (*insvqi_2): Ditto.
10925 (*insvqi_3): Rename from *insvqi.
10927 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
10929 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10931 * doc/cfg.texi (Edges): Remove reference to Java.
10932 (Maintaining the CFG): Ditto.
10934 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10936 PR middle-end/77674
10937 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
10938 transparent aliases.
10940 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10942 PR middle-end/77484
10943 * predict.def (PRED_CALL): Update hitrate.
10944 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
10945 * predict.c (tree_estimate_probability_bb): Split CALL predictor
10946 into direct/indirect/polymorphic variants.
10948 2017-01-01 Jakub Jelinek <jakub@redhat.com>
10950 Update copyright years.
10952 * gcc.c (process_command): Update copyright notice dates.
10953 * gcov-dump.c (print_version): Ditto.
10954 * gcov.c (print_version): Ditto.
10955 * gcov-tool.c (print_version): Ditto.
10956 * gengtype.c (create_file): Ditto.
10957 * doc/cpp.texi: Bump @copying's copyright year.
10958 * doc/cppinternals.texi: Ditto.
10959 * doc/gcc.texi: Ditto.
10960 * doc/gccint.texi: Ditto.
10961 * doc/gcov.texi: Ditto.
10962 * doc/install.texi: Ditto.
10963 * doc/invoke.texi: Ditto.
10965 Copyright (C) 2017 Free Software Foundation, Inc.
10967 Copying and distribution of this file, with or without modification,
10968 are permitted in any medium without royalty provided the copyright
10969 notice and this notice are preserved.