1 2017-05-15 Jeff Law <law@redhat.com>
3 * reorg.c (relax_delay_slots): Create a new variable to hold
4 the temporary target rather than clobbering TARGET_LABEL.
6 * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
7 missing argument to extract_bit_field call.
8 * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
10 2017-05-15 Martin Liska <mliska@suse.cz>
13 * gcc.c (process_command): Do not allow empty argument of -o option.
15 2017-05-15 Renlin Li <renlin.li@arm.com>
17 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
18 * config/aarch64/aarch64.c (aarch64_expand_call): Define.
19 * config/aarch64/constraints.md (Usf): Add long call check.
20 * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
21 (call_value): Likewise.
23 (sibcall_value): Likewise.
25 (call_value_insn): New.
26 (sibcall_insn): Update rtx pattern.
27 (sibcall_value_insn): Likewise.
28 (call_internal): Remove.
29 (call_value_internal): Likewise.
30 (sibcall_internal): Likewise.
31 (sibcall_value_internal): Likewise.
33 (call_symbol): Likewise.
34 (call_value_reg): Likewise.
35 (call_value_symbol): Likewise.
37 2017-05-14 Krister Walfridsson <krister.walfridsson@gmail.com>
40 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
42 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
44 * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
45 compatible with CCGOCmode and with CCZmode.
47 2017-05-14 Martin Sebor <msebor@redhat.com>
50 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
51 (gimple_fold_builtin_snprintf): Same.
52 * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
53 (gimple_fold_builtin_snprintf): Same.
54 * gimple-ssa-sprintf.c (get_format_string): Correct the detection
56 (is_call_safe): New function.
57 (try_substitute_return_value): Call it.
58 (try_simplify_call): New function.
59 (pass_sprintf_length::handle_gimple_call): Call it.
61 2017-05-14 Martin Sebor <msebor@redhat.com>
64 * builtins.c (expand_builtin_stpncpy): Simplify.
66 2017-05-14 Daniel Santos <daniel.santos@pobox.com>
68 * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
70 (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
71 (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
72 (struct machine_function): Add new members call_ms2sysv,
73 call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
74 (struct machine_frame_state): New fields sp_realigned and
77 (enum xlogue_stub): New enum.
78 (enum xlogue_stub_sets): New enum.
79 (class xlogue_layout): New class.
80 (struct ix86_frame): New fields stack_realign_allocate_offset,
81 stack_realign_offset and outlined_save_offset. Modify comments to
82 detail stack layout when using out-of-line stubs.
83 (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
84 (ix86_option_override_internal): Add sorry() for TARGET_SEH and
85 -mcall-ms2sysv-xlogues.
86 (stub_managed_regs): New static variable.
87 (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
88 registers managed by out-of-line stub.
89 (disable_call_ms2sysv_xlogues): New function.
90 (ix86_compute_frame_layout): Modify re-alignment calculations, disable
91 m->call_ms2sysv when appropriate and compute frame layout for
93 (sp_valid_at, fp_valid_at): New inline functions.
94 (choose_basereg): New function.
95 (choose_baseaddr): Add align parameter, use choose_basereg and modify
97 (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
98 Use align parameter of choose_baseaddr to generated aligned SSE movs
100 (pro_epilogue_adjust_stack): Modify to track
101 machine_frame_state::sp_realigned.
102 (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
103 (ix86_nsaved_sseregs): Likewise.
104 (ix86_emit_save_regs): Likewise.
105 (ix86_emit_save_regs_using_mov): Likewise.
106 (ix86_emit_save_sse_regs_using_mov): Likewise.
107 (get_scratch_register_on_entry): Likewise.
108 (gen_frame_set): New function.
109 (gen_frame_load): Likewise.
110 (gen_frame_store): Likewise.
111 (emit_outlined_ms2sysv_save): Likewise.
112 (emit_outlined_ms2sysv_restore): Likewise.
113 (ix86_expand_prologue): Modify stack re-alignment code and call
114 emit_outlined_ms2sysv_save when appropriate.
115 (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add
116 parameter rtx_insn *insn, which allows the function to be used to only
118 (ix86_expand_epilogue): Modify validity checks of frame and stack
119 pointers, and call emit_outlined_ms2sysv_restore when appropriate.
120 (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
121 * config/i386/predicates.md
122 (save_multiple): New predicate.
123 (restore_multiple): Likewise.
125 (save_multiple<mode>): New pattern.
126 (save_multiple_realign<mode>): Likewise.
127 (restore_multiple<mode>): Likewise.
128 (restore_multiple_and_return<mode>): Likewise.
129 (restore_multiple_leave_return<mode>): Likewise.
130 * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
132 2017-05-14 Julia Koval <julia.koval@intel.com>
134 * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
135 * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
136 (__builtin_ia32_xsetbv): New builtins.
137 * config/i386/i386.c (ix86_expand_special_args_builtin):
139 (ix86_expand_builtin): Special expand for new intrinsics.
140 * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
141 (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
142 * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
144 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
146 * cfganal.c (inverted_post_order_compute): Change argument type
148 * cfganal.h (inverted_post_order_compute): Adjust prototype.
149 * df-core.c (rest_of_handle_df_initialize): Adjust.
150 (rest_of_handle_df_finish): Likewise.
151 (df_analyze_1): Likewise.
152 (df_analyze): Likewise.
153 (loop_inverted_post_order_compute): Change argument to be a vec *.
154 (df_analyze_loop): Adjust.
155 (df_get_n_blocks): Likewise.
156 (df_get_postorder): Likewise.
157 * df.h (struct df_d): Change field to be a vec.
158 * lcm.c (compute_laterin): Adjust.
159 (compute_available): Likewise.
160 * lra-lives.c (lra_create_live_ranges_1): Likewise.
161 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
162 * tree-ssa-pre.c (compute_antic): Likewise.
164 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
166 * cfganal.c (connect_infinite_loops_to_exit): Adjust.
167 (depth_first_search::depth_first_search): Change structure init
168 function to this constructor.
169 (depth_first_search::add_bb): Rename function to this member.
170 (depth_first_search::execute): Likewise.
171 (flow_dfs_compute_reverse_finish): Adjust.
173 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
175 * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
176 (longest_simple_path): Likewise.
177 * shrink-wrap.c (spread_components): Likewise.
178 (disqualify_problematic_components): Likewise.
179 (emit_common_heads_for_components): Likewise.
180 (emit_common_tails_for_components): Likewise.
181 (insert_prologue_epilogue_for_components): Likewise.
183 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
185 * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
188 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
190 * df-core.c (df_set_blocks): Start using auto_bitmap.
191 (df_compact_blocks): Likewise.
192 * df-problems.c (df_rd_confluence_n): Likewise.
193 * df-scan.c (df_insn_rescan_all): Likewise.
194 (df_process_deferred_rescans): Likewise.
195 (df_update_entry_block_defs): Likewise.
196 (df_update_exit_block_uses): Likewise.
197 (df_entry_block_bitmap_verify): Likewise.
198 (df_exit_block_bitmap_verify): Likewise.
199 (df_scan_verify): Likewise.
200 * lra-constraints.c (lra_constraints): Likewise.
201 (undo_optional_reloads): Likewise.
202 (lra_undo_inheritance): Likewise.
203 * lra-remat.c (calculate_gen_cands): Likewise.
204 (do_remat): Likewise.
205 * lra-spills.c (assign_spill_hard_regs): Likewise.
206 (spill_pseudos): Likewise.
207 * tree-ssa-pre.c (bitmap_set_and): Likewise.
208 (bitmap_set_subtract_values): Likewise.
210 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
212 * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
213 management with auto_bitmap.
214 (fix_inter_tick): Likewise.
215 (fix_recovery_deps): Likewise.
216 * ira.c (add_store_equivs): Likewise.
217 (find_moveable_pseudos): Likewise.
218 (split_live_ranges_for_shrink_wrap): Likewise.
219 * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
220 (rtx_reuse_manager::seen_def_p): Likewise.
221 (rtx_reuse_manager::set_seen_def): Likewise.
222 * print-rtl.h (class rtx_reuse_manager): Likewise.
224 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
226 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
228 (migrate_btr_def): Likewise.
229 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
230 * df-core.c (loop_post_order_compute): Likewise.
231 (loop_inverted_post_order_compute): Likewise.
232 * hsa-common.h: Likewise.
233 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
234 * init-regs.c (initialize_uninitialized_regs): Likewise.
235 * ipa-inline.c (resolve_noninline_speculation): Likewise.
236 (inline_small_functions): Likewise.
237 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
238 * ira.c (combine_and_move_insns): Likewise.
239 (build_insn_chain): Likewise.
240 * loop-invariant.c (find_invariants): Likewise.
241 * lower-subreg.c (propagate_pseudo_copies): Likewise.
242 * predict.c (tree_predict_by_opcode): Likewise.
243 (predict_paths_leading_to): Likewise.
244 (predict_paths_leading_to_edge): Likewise.
245 (estimate_loops_at_level): Likewise.
246 (estimate_loops): Likewise.
247 * shrink-wrap.c (try_shrink_wrapping): Likewise.
248 (spread_components): Likewise.
249 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
250 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
251 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
252 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
253 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
254 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
255 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
256 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
257 (mark_threaded_blocks): Likewise.
258 (thread_through_all_blocks): Likewise.
259 * tree-ssa.c (verify_ssa): Likewise.
260 (execute_update_addresses_taken): Likewise.
261 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
263 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
265 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
267 (post_order_compute): Likewise.
268 (inverted_post_order_compute): Likewise.
269 (pre_and_rev_post_order_compute_fn): Likewise.
271 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
273 * genrecog.c (int_set::int_set): Explicitly construct our
275 * vec.h (auto_vec::auto_vec): New constructor.
277 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
279 * bitmap.h (class auto_bitmap): New constructor taking
280 bitmap_obstack * argument.
282 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
284 * bitmap.h (class auto_bitmap): Change type of m_bits to
285 bitmap_head, and adjust ctor / dtor and member operators.
287 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
289 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
290 when returned register mode doesn't match original mode.
292 2017-05-12 Jeff Law <law@redhat.com>
293 Jakub Jelinek <jakub@redhat.com>
295 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
296 we look for cc setter after the compare-elim changes.
297 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
298 within the vector to match what compare-elim now expects.
299 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
300 (xorsi3_flags, one_cmplsi2_flags): Likewise.
302 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
303 after the compare-elim changes.
304 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
305 the vector to match what compare-elim now expects.
306 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
307 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
308 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
309 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
310 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
312 * config/visium/visium.c (single_set_and_flags): Fix where
313 we look for cc setter after the compare-elim changes.
314 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
315 with the vector to match what compare-elim now expects.
316 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
317 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
318 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
319 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
320 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
321 (neg<mode>2_insn_set_overflow): Likewise.
323 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
326 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
327 maybe_expand_insn call, set ops[0].target. If still set after call,
328 set alt_rtl. Add extra arg to recursive calls.
329 (extract_bit_field): Add alt_rtl argument. Pass to
331 * expmed.h (extract_bit_field): Fix prototype.
332 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
333 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
334 to extract_bit_field_calls.
335 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
336 Pass alt_rtl to extract_bit_field calls.
337 * calls.c (store_unaligned_arguments_into_psuedos)
338 load_register_parameters): Pass extra NULL to extract_bit_field calls.
339 * optabs.c (maybe_legitimize_operand): Clear op->target when call
341 * optabs.h (struct expand_operand): Add target bitfield.
343 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
345 * compare-elim.c (try_eliminate_compare): Canonicalize
346 operation with embedded compare to
347 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
348 (set (reg) (operation)].
350 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
352 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
355 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
356 cost of adding a carry flag for ADC instruction.
357 [case MINUS]: Ignore the cost of subtracting a carry flag
360 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
362 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
364 * config/rs6000/bmiintrin.h: New file.
365 * config/rs6000/bmi2intrin.h: New file.
366 * config/rs6000/x86intrin.h: New file.
368 2017-05-12 Jeff Law <law@redhat.com>
370 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
373 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
376 * tree-cfg.c: Remove cfg edges of unreachable case statements.
378 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
380 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
381 early expansion of vector divide builtins.
382 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
383 builtins identified as having unsigned arguments.
385 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
387 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
388 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
389 expansion of vector logical operations (and, andc, or, xor,
392 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
394 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
395 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
397 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
399 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
400 early GIMPLE expansion of vector multiplies.
402 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
404 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
405 TARGET_HAVE_MOVT conditional.
406 (movt splitter): Likewise.
408 2017-05-12 Richard Biener <rguenther@suse.de>
410 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
411 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
412 Fold all stmts not inplace.
414 2017-05-12 Richard Biener <rguenther@suse.de>
416 PR tree-optimization/80713
417 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
418 inserted_exprs bit for not removed stmts.
420 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
423 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
424 parallelized" attribute for parallelized OpenACC kernels.
425 * omp-offload.c (execute_oacc_device_lower): Use it.
427 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
428 Set "oacc kernels" attribute.
429 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
430 parameter. Adjust all users.
431 (oacc_fn_attrib_kernels_p): Remove function.
432 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
433 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
434 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
435 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
436 assert "oacc kernels" attribute is set.
438 2017-05-11 Carl Love <cel@us.ibm.com>
440 * config/rs6000/rs6000-c: Add support for built-in functions
441 vector unsigned char vec_popcnt (vector signed char)
442 vector unsigned char vec_popcnt (vector unsigned char)
443 vector unsigned short vec_popcnt (vector signed short)
444 vector unsigned short vec_popcnt (vector unsigned short)
445 vector unsigned int vec_popcnt (vector signed int)
446 vector unsigned int vec_popcnt (vector unsigned int)
447 vector unsigned long long vec_popcnt (vector signed long long)
448 vector unsigned long long vec_popcnt (vector unsigned long long)
449 vector signed long long vec_slo (vector signed long long,
451 vector signed long long vec_slo (vector signed long long,
452 vector unsigned char)
453 vector unsigned long long vec_slo (vector unsigned long long,
455 vector unsigned long long vec_slo (vector unsigned long long,
456 vector unsigned char)
457 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
458 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
459 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
460 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
461 * doc/extend.texi: Update the built-in documentation file for the
462 new built-in functions.
464 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
466 * attribs.h (sorted_attr_string): Move machine independent
467 functions for target clone support from the i386 port to common
468 code. Rename ix86_function_versions to common_function_versions.
469 Rename make_name to make_unique_name.
470 (common_function_versions): Likewise.
471 (make_unique_name): Likewise.
472 (make_dispatcher_decl): Likewise.
473 (is_function_default_version): Likewise.
474 * attribs.c (attr_strcmp): Likewise.
475 (sorted_attr_string): Likewise.
476 (common_function_versions): Likewise.
477 (make_unique_name): Likewise.
478 (make_dispatcher_decl): Likewise.
479 (is_function_default_version): Likewise.
480 * config/i386/i386.c (attr_strcmp): Likewise.
481 (sorted_attr_string): Likewise.
482 (ix86_function_versions): Likewise.
483 (make_name): Likewise.
484 (make_dispatcher_decl): Likewise.
485 (is_function_default_version): Likewise.
486 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
488 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
491 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
492 Account for direct move costs for vec_construct of integer
495 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
498 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
499 (UNSPEC_STX_ATOMIC): Ditto.
500 (loaddi_via_sse): New insn.
501 (storedi_via_sse): Ditto.
502 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
503 Update corresponding peephole2 patterns.
504 (atomic_storedi_fpu): Ditto.
506 2017-05-11 Julia Koval <julia.koval@intel.com>
508 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
509 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
511 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
512 (__builtin_ia32_rsqrt14ss_mask): New builtins.
513 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
515 2017-05-11 Nathan Sidwell <nathan@acm.org>
517 * graphite-poly.c: Include dumpfile.h.
519 * dumpfle.h (dump_function): Declare here ...
520 * tree-dump.h (dump_function): ... not here.
521 * dumpfile.c: #include tree-cfg.h.
522 (dump_function): Move here from ...
523 * tree-dump.c (dump_function): ... here.
524 * gimplify.c: #include splay-tree.h, not tree-dump.h.
525 * graphite-poly.c: Don't include tree-dump.h.
526 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
527 * print-tree.c: Likewise.
528 * stor-layout.c: Likewise.
529 * tree-nested.c: Likewise.
531 * dumpfile.c (dump_start): Use TDF_FLAGS.
532 (dump_enable_all): Fix TDF_KIND check thinko.
534 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
536 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
537 array entries to represent two legal parameterizations of the
538 overloaded __builtin_cmpb function, as represented by the
539 P6_OV_BUILTIN_CMPB constant.
540 (altivec_resolve_overloaded_builtin): Add special case handling
541 for the __builtin_cmpb function, as represented by the
542 P6_OV_BUILTIN_CMPB constant.
543 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
544 (BU_P6_64BIT_2): New macro.
545 (BU_P6_OVERLOAD_2): New macro
546 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
547 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
548 (CMPB): Add overload support to represent both 32-bit and 64-bit
549 compare-bytes function.
550 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
551 support for TARGET_CMPB.
552 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
553 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
554 documentation of the __builtin_cmpb overloaded built-in function.
556 2017-05-11 Richard Biener <rguenther@suse.de>
558 PR tree-optimization/80705
559 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
560 bases are not vectorizable.
562 2017-05-11 Bin Cheng <bin.cheng@arm.com>
564 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
565 when counting register pressure.
567 2017-05-11 Bin Cheng <bin.cheng@arm.com>
569 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
570 (iv_ca_more_deps): Renamed to ...
571 (iv_ca_compare_deps): ... this.
572 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
574 2017-05-11 Bin Cheng <bin.cheng@arm.com>
576 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
578 (determine_group_iv_costs): ... here.
579 (find_inv_vars_cb): Record inv var if it's not recorded before.
581 2017-05-11 Bin Cheng <bin.cheng@arm.com>
583 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
584 (get_shiftadd_cost): Ditto.
586 2017-05-11 Bin Cheng <bin.cheng@arm.com>
588 * tree-ssa-address.c: Include header file.
589 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
591 (add_to_parts): Refactor.
592 (addr_to_parts): New parameter. Update use of move_hint_to_base.
593 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
596 2017-05-11 Bin Cheng <bin.cheng@arm.com>
598 PR tree-optimization/53090
599 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
601 (extract_cond_operands): Detect condition with IV on both sides
602 and return COMP_IV_EXPR_2.
603 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
604 (rewrite_use_compare): Simplify by removing call to function
605 extract_cond_operands.
607 2017-05-11 Bin Cheng <bin.cheng@arm.com>
609 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
610 (extract_cond_operands): Detect condition comparing against non-
611 invariant bound and return appropriate enum value.
612 (find_interesting_uses_cond): Update use of extract_cond_operands.
613 Handle its return value accordingly.
614 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
616 2017-05-11 Bin Cheng <bin.cheng@arm.com>
618 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
619 nonlinear iv_use computation in loop invariant sensitive way.
621 2017-05-11 Bin Cheng <bin.cheng@arm.com>
623 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
624 (find_iv_candidates): Call relate_compare_use_with_all_cands.
626 2017-05-11 Bin Cheng <bin.cheng@arm.com>
628 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
629 (dump_cand): Support iv_cand.inv_exprs.
630 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
632 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
635 2017-05-11 Bin Cheng <bin.cheng@arm.com>
637 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
639 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
640 as local function. Include necessary header files.
641 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
643 2017-05-11 Bin Cheng <bin.cheng@arm.com>
645 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
647 2017-05-11 Bin Cheng <bin.cheng@arm.com>
649 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
650 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
651 RSHIFT_EXPR and BIT_NOT_EXPR.
653 2017-05-11 Bin Cheng <bin.cheng@arm.com>
655 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
656 (adjust_setup_cost): New parameter supporting round up adjustment.
657 (struct address_cost_data): Delete.
658 (force_expr_to_var_cost): Don't bound cost with spill_cost.
659 (split_address_cost, ptr_difference_cost): Delete.
660 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
661 (struct ainc_cost_data): New struct.
662 (get_address_cost_ainc): New function.
663 (get_address_cost, get_computation_cost): Reimplement.
664 (determine_group_iv_cost_address): Record inv_expr for all uses of
666 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
667 (iv_ca_has_deps): Reimplemented to ...
668 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
670 (iv_ca_extend): Call iv_ca_more_deps.
672 2017-05-11 Bin Cheng <bin.cheng@arm.com>
674 * tree-ssa-address.c (struct mem_address): Move to header file.
675 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
676 * tree-ssa-address.h (struct mem_address): Move from C file.
677 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
679 2017-05-11 Bin Cheng <bin.cheng@arm.com>
681 * tree-affine.h (aff_combination_type): New interface.
682 (aff_combination_zero_p): Remove static.
683 (aff_combination_const_p): New interface.
684 (aff_combination_singleton_var_p): New interfaces.
686 2017-05-11 Richard Biener <rguenther@suse.de>
688 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
689 Skip unreachable blocks and destinations.
690 (eliminate): Move stmt removal and fixup ...
691 (fini_eliminate): ... here. Skip inserted exprs.
692 (pass_pre::execute): Move fini_pre after fini_eliminate.
693 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
694 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
695 PRE to get rid of dead code that has invalid SSA form and
696 split critical edges again.
698 2017-05-11 Bin Cheng <bin.cheng@arm.com>
700 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
702 2017-05-11 Richard Biener <rguenther@suse.de>
704 * passes.c (execute_function_todo): Verify loops if they are
705 said to be up-to-date.
706 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
707 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
709 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
712 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
713 handle calling assemble_external ourself.
716 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
717 modes with zero size. Enhance comment.
719 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
721 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
722 built-ins for vec_xl and vec_xst with short and char pointer
725 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
727 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
728 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
729 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
730 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
731 (_mm_maskz_min_round_ss): New intrinsics.
732 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
733 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
734 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
735 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
736 (__builtin_ia32_minss_mask_round): New builtins.
737 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
738 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
739 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
741 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
742 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
744 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
747 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
749 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
750 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
751 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
752 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
753 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
754 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
755 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
756 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
757 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
758 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
759 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
760 (__builtin_ia32_mulss_mask_round): New builtins.
761 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
762 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
763 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
765 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
766 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
768 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
771 2017-05-10 Julia Koval <julia.koval@intel.com>
773 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
774 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
775 (_mm256_setr_m128i): New intrinsics.
777 2017-05-10 Julia Koval <julia.koval@intel.com>
779 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
780 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
781 (_mm_maskz_rcp14_ss): New intrinsics.
782 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
783 (__builtin_ia32_rcp14ss_mask): New builtins.
784 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
786 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
788 PR tree-optimization/51513
789 * tree-cfg.c (gimple_seq_unreachable_p): New function.
790 (assert_unreachable_fallthru_edge_p): Use it.
791 (group_case_labels_stmt): Likewise.
792 * tree-cfg.h: Prototype it.
793 * stmt.c: Include cfghooks.h and tree-cfg.h.
794 (emit_case_dispatch_table) <gap_label>: New local variable.
795 Use it to fill dispatch table gaps.
796 Test for default_label before updating probabilities.
797 (expand_case) <default_label>: Remove unneeded initialization.
798 Test for unreachable default case statement and remove its edge.
799 Set default_label accordingly.
800 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
802 2017-05-10 Carl Love <cel@us.ibm.com>
804 * config/rs6000/rs6000-c: Add support for built-in functions
805 vector signed char vec_neg (vector signed char)
806 vector signed short int vec_neg (vector short int)
807 vector signed int vec_neg (vector signed int)
808 vector signed long long vec_neg (vector signed long long)
809 vector float vec_neg (vector float)
810 vector double vec_neg (vector double)
811 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
813 * config/rs6000/altivec.h: Add define for vec_neg
814 * doc/extend.texi: Update the built-in documentation for the
815 new built-in functions.
817 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
819 PR tree-optimization/77644
820 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
822 2017-05-10 Nathan Sidwell <nathan@acm.org>
824 * dumpfile.h (TDI_lang_all): New.
825 (TDF_KIND): New. Renumber others
826 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
828 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
830 (get_dump_file_name): Adjust suffix generation.
831 (dump_enable_all): Use TDF_KIND.
832 * doc/invoke.texi (-fdump-lang-all): Document.
834 * dumpfile.h: Tabify.
836 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
839 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
840 Move member access before delete.
842 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
844 * tree-inline.c (expand_call_inline): Split block at stmt
847 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
850 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
851 are now unused after splitting mov{sf,sd}_hardfloat.
868 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
869 For movsf, order stores so the VSX stores occur before the GPR
870 store which encourages the register allocator to use a traditional
871 FPR instead of a GPR. For movsd, order the stores so that the GPR
872 store comes before the VSX stores to allow the power6 to work.
873 This is due to the power6 not having a 32-bit integer store
874 instruction from a FPR.
875 (movsf_hardfloat): Likewise.
876 (movsd_hardfloat): Likewise.
878 2017-05-09 Martin Sebor <msebor@redhat.com>
881 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
885 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
886 data member added in r247778.
887 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
889 2017-05-09 Nathan Sidwell <nathan@acm.org>
891 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
893 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
896 2017-05-09 Marek Polacek <polacek@redhat.com>
898 * doc/invoke.texi: Fix typo.
900 2017-05-09 Richard Biener <rguenther@suse.de>
902 * tree-vrp.c (vrp_val_is_max): Adjust comment.
903 (vrp_val_is_min): Likewise.
904 (set_value_range_to_value): Likewise.
905 (set_value_range_to_nonnegative): Likewise.
906 (gimple_assign_nonzero_p): Likewise.
907 (gimple_stmt_nonzero_p): Likewise.
908 (vrp_int_const_binop): Likewise. Remove unreachable case.
909 (adjust_range_with_scev): Adjust comments.
910 (compare_range_with_value): Likewise.
911 (extract_range_from_phi_node): Likewise.
912 (test_for_singularity): Likewise.
914 2017-05-09 Richard Biener <rguenther@suse.de>
916 * tree-vrp.c (get_single_symbol): Add assert that we don't
917 get overflowed constants as invariant part.
918 (compare_values_warnv): Add comment before the TREE_NO_WARNING
919 checks. Use wi::cmp instead of recursing for integer constants.
920 (compare_values): Just ignore whether we assumed undefined
921 overflow instead of failing the compare.
922 (extract_range_for_var_from_comparison_expr): Add comment before the
923 TREE_NO_WARNING sets.
924 (test_for_singularity): Likewise.
925 (extract_range_from_comparison): Do not disable optimization
926 when we assumed undefined overflow.
927 (extract_range_basic): Remove init of unused var.
929 2017-05-09 Richard Biener <rguenther@suse.de>
931 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
932 (extract_range_from_multiplicative_op_1): Adjust.
933 (extract_range_from_binary_expr_1): Use int_const_binop.
935 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
938 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
939 rs6000_store_data_bypass_p in seven define_bypass directives and
941 * config/rs6000/rs6000-protos.h: Add prototype for
942 rs6000_store_data_bypass_p function.
943 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
944 function implements slightly different (rs6000-specific) semantics
945 than store_data_bypass_p, returning false rather than aborting
946 with assertion error when arguments do not satisfy the
947 requirements of store data bypass.
948 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
949 rs6000_store_data_bypass_p.
951 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
953 * config/xtensa/xtensa-protos.h
954 (xtensa_initial_elimination_offset): New declaration.
955 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
956 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
957 macro definition, add case for FRAME_POINTER_REGNUM when
958 FRAME_GROWS_DOWNWARD.
959 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro
961 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
962 xtensa_initial_elimination_offset.
964 2017-05-08 Nathan Sidwell <nathan@acm.org>
966 * doc/invoke.texi: Alphabetize -fdump options.
968 2017-05-08 Martin Sebor <msebor@redhat.com>
971 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
973 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
975 * target.def (compute_frame_layout): New optional target hook.
976 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
977 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
978 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
980 * reload1.c (verify_initial_elim_offsets): Likewise.
981 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
982 (use_simple_return_p): Call arm_compute_frame_layout if needed.
983 (arm_get_frame_offsets): Split up into this ...
984 (arm_compute_frame_layout): ... and this function.
986 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
988 * config/aarch64/constraints.md (Usa): New constraint.
989 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
991 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
993 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
994 with_multilib_list after it has been checked.
996 2017-05-08 Richard Biener <rguenther@suse.de>
998 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
999 (bitmap_set_subtract_values): Likewise.
1001 2017-05-08 Richard Biener <rguenther@suse.de>
1003 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
1004 (gimple_assign_nonzero): ... this and remove strict_overflow_p
1006 (gimple_stmt_nonzero_warnv_p): Rename to ...
1007 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
1009 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
1010 (extract_range_basic): Adjust, do not disable propagation on
1011 strict overflow sensitive simplification.
1012 (vrp_visit_cond_stmt): Likewise.
1014 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
1016 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
1017 body size unconditionally.
1019 2017-05-07 Jeff Law <law@redhat.com>
1022 2017-05-06 Jeff Law <law@redhat.com>
1023 PR tree-optimization/78496
1024 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
1027 PR tree-optimization/78496
1028 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
1029 (simplify_stmt_using_ranges): Call it.
1030 (vrp_dom_walker::before_dom_children): Extract equivalences
1031 from an ASSERT_EXPR with an equality comparison against a
1034 2017-05-06 Jeff Law <law@redhat.com>
1036 PR tree-optimization/78496
1037 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
1040 PR tree-optimization/78496
1041 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
1042 (simplify_stmt_using_ranges): Call it.
1043 (vrp_dom_walker::before_dom_children): Extract equivalences
1044 from an ASSERT_EXPR with an equality comparison against a
1047 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
1049 * lra-constraints.c (lra_copy_reg_equiv): New function.
1050 (split_reg): Use it to copy equivalence information from the
1051 original register to the spill register.
1053 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
1055 PR rtl-optimization/75964
1056 * simplify-rtx.c (simplify_const_relational_operation): Remove
1057 invalid handling of comparisons of integer ABS.
1059 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
1061 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
1063 (init_regs): Remove declaration.
1064 (function_arg_advance_32): Initialize error_p as boolean variable.
1066 2017-05-05 Nathan Sidwell <nathan@acm.org>
1068 * store-motion.c (remove_reachable_equiv_notes): Reformat long
1069 lines. Use for (;;).
1071 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1073 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
1074 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
1075 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
1076 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
1077 VF=2 that require versioning.
1079 2017-05-05 David Malcolm <dmalcolm@redhat.com>
1081 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
1084 2017-05-05 David Malcolm <dmalcolm@redhat.com>
1086 * diagnostic.h (diagnostic_override_option_index): Convert from
1087 macro to inline function.
1089 2017-05-05 David Malcolm <dmalcolm@redhat.com>
1091 * diagnostic.c (last_module_changed_p): New function.
1092 (set_last_module): New function.
1093 (diagnostic_report_current_module): Convert macro usage to
1094 the above functions.
1095 * diagnostic.h (diagnostic_context::last_module): Strengthen
1096 from const line_map * to const line_map_ordinary *.
1097 (diagnostic_last_module_changed): Delete macro.
1098 (diagnostic_set_last_module): Delete macro.
1100 2017-05-05 David Malcolm <dmalcolm@redhat.com>
1102 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
1103 with diagnostic_report_diagnostic.
1104 (diagnostic_n_impl_richloc): Likewise.
1105 * diagnostic.h (report_diagnostic): Delete macro.
1106 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
1107 with diagnostic_report_diagnostic.
1108 * substring-locations.c (format_warning_va): Likewise.
1110 2017-05-05 David Malcolm <dmalcolm@redhat.com>
1112 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
1113 save/restor of format_spec. Move option-printing code to...
1114 (print_option_information): ...this new function, and
1115 reimplement by simply printing to the pretty_printer,
1116 rather than appending to the format string.
1118 2017-05-05 David Malcolm <dmalcolm@redhat.com>
1120 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
1121 handling logic into...
1122 (update_effective_level_from_pragmas): ...this new function.
1124 2017-05-04 Andrew Waterman <andrew@sifive.com>
1126 * config/riscv/riscv.opt (mstrict-align): New option.
1127 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
1128 (SLOW_UNALIGNED_ACCESS): Define.
1129 (riscv_slow_unaligned_access): Declare.
1130 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
1132 (riscv_slow_unaligned_access): New variable.
1133 (rocket_tune_info): Set slow_unaligned_access to true.
1134 (optimize_size_tune_info): Set slow_unaligned_access to false.
1135 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
1136 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
1137 (riscv_option_override): Set riscv_slow_unaligned_access.
1138 * doc/invoke.texi: Add -mstrict-align to RISC-V.
1140 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
1142 * config/riscv/riscv.md: Unify indentation.
1144 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1149 * config/rs6000/rs6000.md (u code attribute): Add FIX and
1151 (extendsi<mode>2): Add support for doing sign extension via
1152 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
1153 don't have ISA 3.0 instructions.
1154 (extendsi<mode>2 splitter): Likewise.
1155 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
1156 generate the normal insns since SImode can now go in vector
1157 registers. Disallow the special UNSPECs needed for previous
1158 machines to hide SImode being used. Add new insns
1159 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
1160 (fix_trunc<mode>si2_stfiwx): Likewise.
1161 (fix_trunc<mode>si2_internal): Likewise.
1162 (fixuns_trunc<mode>si2): Likewise.
1163 (fixuns_trunc<mode>si2_stfiwx): Likewise.
1164 (fctiw<u>z_<mode>_smallint): Likewise.
1165 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
1166 of floating point to 32-bit integer from doing a direct move to
1167 the GPR registers to do a store.
1168 (fctiwz_<mode>): Break long line.
1170 2017-05-05 Bin Cheng <bin.cheng@arm.com>
1172 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
1173 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
1174 (addr_list, addr_offset_valid_p): New.
1175 (split_address_groups): Check offset validity with above function.
1176 (gt-tree-ssa-loop-ivopts.h): Include header file.
1178 2017-05-05 Nathan Sidwell <nathan@acm.org>
1180 * config.gcc (arm*-*-*): Add missing 'fi'.
1182 2017-05-05 Steve Ellcey <sellcey@cavium.com>
1184 * doc/invoke.texi (-fopt-info): Explicitly say order of options
1185 included in -fopt-info does not matter.
1186 * doc/optinfo.texi (-fopt-info): Fix description of default
1187 behavour. Explicitly say order of options included in -fopt-info
1190 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
1192 * config.gcc: Allow combinations of aprofile and rmprofile values for
1193 --with-multilib-list.
1194 * config/arm/t-multilib: New file.
1195 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
1196 variables. Remove setting of ISA and floating-point ABI in
1197 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
1198 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
1199 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
1200 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
1202 * config/arm/t-rmprofile: Likewise except for the matches changes.
1203 * doc/install.texi (--with-multilib-list): Document the combination of
1204 aprofile and rmprofile values and warn about pitfalls in doing that.
1206 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
1208 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
1209 (movdi_aarch64): Likewise.
1211 2017-05-05 Jakub Jelinek <jakub@redhat.com>
1213 PR tree-optimization/80632
1214 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
1216 (build_arrays): Initialize it for virtual phis.
1217 (fix_phi_nodes): Use it for virtual phis.
1219 PR tree-optimization/80558
1220 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
1221 [x, y] op z into [x op, y op z] for op & or | if conditions
1224 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
1225 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
1228 * config/arm/arm.md (use_literal_pool): Remove.
1229 (64-bit immediate split): No longer takes cost into consideration
1230 if arm_disable_literal_pool is enabled.
1231 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
1232 used when arm_disable_literal_pool is enabled.
1233 (arm_max_const_double_inline_cost): Remove use of
1234 arm_disable_literal_pool.
1235 (push_minipool_fix): Add assert.
1236 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
1237 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
1238 (no_literal_pool_sf_immediate): New.
1240 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1242 PR tree-optimization/80613
1243 * tree-ssa-dce.c (propagate_necessity): Remove cases for
1244 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
1246 2017-05-05 Richard Biener <rguenther@suse.de>
1248 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
1250 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
1252 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
1253 of this flag from insn conditions due to removal from r247495.
1255 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
1257 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
1259 (arm_early_store_addr_dep_ptr): Likewise.
1260 * config/arm/aarch-common-protos.h
1261 (arm_early_load_addr_dep_ptr): Add prototype.
1262 (arm_early_store_addr_dep_ptr): Likewise.
1263 * config/arm/cortex-a53.md: Add new bypasses.
1265 2017-05-05 Jakub Jelinek <jakub@redhat.com>
1267 * tree.c (next_type_uid): Change type to unsigned.
1268 (type_hash_canon): Decrement back next_type_uid if
1269 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
1270 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
1273 2017-05-04 Martin Sebor <msebor@redhat.com>
1275 * builtins.c: Fix a trivial typo in a comment.
1278 * builtins.c (check_sizes): Adjust to handle reading past the end.
1279 Avoid printing excessive upper bound of ranges. Use %E to print
1280 tree nodes instead of converting them to %wu.
1281 (expand_builtin_memchr): New function.
1282 (compute_dest_size): Rename...
1283 (compute_objsize): ...to this.
1284 (expand_builtin_memcpy): Adjust.
1285 (expand_builtin_mempcpy): Adjust.
1286 (expand_builtin_strcat): Adjust.
1287 (expand_builtin_strcpy): Adjust.
1288 (check_strncat_sizes): Adjust.
1289 (expand_builtin_strncat): Adjust.
1290 (expand_builtin_strncpy): Adjust and simplify.
1291 (expand_builtin_memset): Adjust.
1292 (expand_builtin_bzero): Adjust.
1293 (expand_builtin_memcmp): Adjust.
1294 (expand_builtin): Handle memcmp.
1295 (maybe_emit_chk_warning): Check strncat just once.
1297 2017-05-04 Martin Sebor <msebor@redhat.com>
1299 PR preprocessor/79214
1302 * builtins.c (check_sizes): Add inlining context and issue
1303 warnings even when -Wno-system-headers is set.
1304 (check_strncat_sizes): Same.
1305 (expand_builtin_strncat): Same.
1306 (expand_builtin_memmove): New function.
1307 (expand_builtin_stpncpy): Same.
1308 (expand_builtin): Handle memmove and stpncpy.
1310 2017-05-04 Bin Cheng <bin.cheng@arm.com>
1312 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
1313 which is not used any more.
1315 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
1317 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
1319 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
1321 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
1322 (cortexa53_tunings): Likewise.
1323 (cortexa57_tunings): Likewise.
1324 (cortexa72_tunings): Likewise.
1325 (cortexa73_tunings): Likewise.
1327 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
1329 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
1330 Set loop alignment to 8.
1332 2017-05-04 Martin Sebor <msebor@redhat.com>
1334 PR translation/80280
1335 * builtins.c (expand_builtin_object_size): Add missing quoting to
1336 %D and like directives.
1337 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
1338 (hsa_type_for_tree_type): Same.
1339 (verify_function_arguments): Same.
1340 * symtab.c (symbol_table::change_decl_assembler_name): Same.
1341 * varasm.c (get_section): Same.
1344 2017-05-04 Martin Sebor <msebor@redhat.com>
1346 PR translation/80280
1347 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
1349 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
1351 * config/aarch64/aarch64.c (generic_addrcost_table):
1352 Change HI/TI mode setting.
1354 2017-05-04 Martin Jambor <mjambor@suse.cz>
1356 PR tree-optimization/80622
1357 * tree-sra.c (comes_initialized_p): New function.
1358 (build_accesses_from_assign): Only set write lazily when
1359 comes_initialized_p is false.
1360 (analyze_access_subtree): Use comes_initialized_p.
1361 (propagate_subaccesses_across_link): Assert !comes_initialized_p
1362 instead of testing for PARM_DECL.
1364 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1366 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
1367 constraint on operand 0 to allow more general addressing modes.
1368 Adjust output template.
1369 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
1371 * config/aarch64/aarch64-protos.h
1372 (aarch64_address_valid_for_prefetch_p): Declare prototype.
1373 * config/aarch64/constraints.md (Dp): New address constraint.
1374 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
1377 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
1379 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
1380 update use of estimate_ipcp_clone_size_and_time.
1381 (estimate_local_effects): Update use of
1382 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
1383 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
1384 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
1385 Return nonspecialized time.
1387 2017-05-04 Richard Biener <rguenther@suse.de>
1389 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
1390 for the last VUSE which def dominates the PHI. Directly call
1392 (get_continuation_for_phi_1): Remove.
1394 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
1396 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
1397 to explain the use of truncating division. Cap the number of
1398 iterations to the maximum given by nb_iterations_upper_bound,
1401 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1403 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
1404 * configure: Regenerate.
1405 * config.in: Regenerate.
1406 * config/i386/driver-mingw32.c: new file.
1407 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
1408 * config.host: Link driver-mingw32.o on MinGW host.
1409 * doc/install.texi: Document new --enable-mingw-wildcard configure
1412 2017-05-04 Marek Polacek <polacek@redhat.com>
1414 PR tree-optimization/80612
1415 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
1417 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
1418 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
1420 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
1421 (movt splitter): Likewise.
1422 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
1423 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
1424 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
1425 block for Thumb-1 with MOVT.
1426 (thumb2_legitimate_address_p): Move code block ...
1427 (can_avoid_literal_pool_for_label_p): ... into this new function.
1428 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
1430 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
1431 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
1432 "M-profile targets with the MOVT instruction".
1434 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
1436 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
1437 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
1438 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
1440 2017-05-04 Martin Liska <mliska@suse.cz>
1442 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
1445 2017-05-04 Richard Biener <rguenther@suse.de>
1447 * tree.c (array_at_struct_end_p): Handle arrays at struct
1448 end with flexarrays more conservatively. Refactor and treat
1449 arrays of arrays or aggregates more strict. Fix
1450 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
1451 * tree.c (array_at_struct_end_p): Adjust prototype.
1452 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
1453 * gimple-fold.c (get_range_strlen): Likewise.
1454 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
1456 2017-05-04 Richard Biener <rguenther@suse.de>
1458 PR tree-optimization/31130
1459 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
1461 (supports_overflow_infinity): Likewise.
1462 (is_negative_overflow_infinity): Likewise.
1463 (is_positive_overflow_infinity): Likewise.
1464 (is_overflow_infinity): Likewise.
1465 (stmt_overflow_infinity): Likewise.
1466 (overflow_infinity_range_p): Likewise.
1467 (usable_range_p): Remove as always returning true.
1468 (make_overflow_infinity): Remove.
1469 (negative_overflow_infinity): Likewise.
1470 (positive_overflow_infinity): Likewise.
1471 (avoid_overflow_infinity): Likewise.
1472 (set_value_range): Adjust accordingly.
1473 (set_value_range_to_nonnegative): Likewise, remove now unused
1474 overflow_infinity arg.
1475 (vrp_operand_equal_p): Adjust.
1476 (update_value_range): Likewise.
1477 (range_int_cst_singleton_p): Likewise.
1478 (operand_less_p): Likewise.
1479 (compare_values_warnv): Likewise.
1480 (extract_range_for_var_from_comparison_expr): Likewise.
1481 (vrp_int_const_binop): Likewise.
1482 (zero_nonzero_bits_from_vr): Likewise.
1483 (extract_range_from_multiplicative_op_1): Likewise.
1484 (extract_range_from_binary_expr_1): Likewise.
1485 (extract_range_from_unary_expr): Likewise.
1486 (extract_range_from_comparison): Likewise.
1487 (extract_range_basic): Likewise.
1488 (adjust_range_with_scev): Likewise.
1489 (compare_ranges): Likewise.
1490 (compare_range_with_value): Likewise.
1491 (dump_value_range): Likewise.
1492 (test_for_singularity): Likewise, remove strict_overflow_p parameter
1494 (simplify_cond_using_ranges): Adjust.
1496 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
1498 * brig-builtins.def: Added a builtin for class_f64.
1499 * builtin-types.def: Added a builtin type needed by class_f64.
1501 2017-05-03 Jason Merrill <jason@redhat.com>
1503 * timevar.def: Add TV_CONSTEXPR.
1505 2017-05-03 David Malcolm <dmalcolm@redhat.com>
1507 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
1509 2017-05-03 Martin Jambor <mjambor@suse.cz>
1511 * ipa-prop.c (ipa_update_after_lto_read): Removed.
1512 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
1513 * ipa-cp.c (ipcp_propagate_stage): Do not call
1514 ipa_update_after_lto_read.
1515 * ipa-inline.c (ipa_inline): Likewise.
1517 2017-05-03 Martin Jambor <mjambor@suse.cz>
1519 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
1520 tag. Added a default constructor and a destructor.
1521 (ipa_edge_args_sum_t): New class;
1522 (ipa_edge_args_sum): Declare.
1523 (ipa_edge_args_vector): Remove declaration.
1524 (IPA_EDGE_REF): Use ipa_edge_args_sum.
1525 (ipa_free_edge_args_substructures): Remove declaration.
1526 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
1527 (ipa_edge_args_info_available_for_edge_p): Likewise.
1528 * ipa-prop.c (ipa_edge_args_vector): Removed.
1529 (edge_removal_hook_holder): Likewise.
1530 (edge_duplication_hook_holder): Likewise.
1531 (ipa_edge_args_sum): New variable.
1532 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
1533 ipa_edge_args_vector.
1534 (ipa_free_edge_args_substructures): Likewise.
1535 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
1536 ipa_edge_args_vector.
1537 (ipa_edge_removal_hook): Turned into method
1538 ipa_edge_args_sum_t::remove.
1539 (ipa_edge_duplication_hook): Turned into method
1540 ipa_edge_args_sum_t::duplicate.
1541 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
1542 registering edge hooks.
1543 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
1544 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
1545 ipa_edge_args_sum instead of ipa_edge_args_vector.
1546 * ipa-profile.c (ipa_profile): Likewise.
1548 2017-05-03 Martin Jambor <mjambor@suse.cz>
1550 * symbol-summary.h (function_summary): New method exists.
1551 (function_summary::symtab_removal): Deallocate through release.
1552 (call_summary): New class.
1553 (gt_ggc_mx): New overload.
1554 (gt_pch_nx): Likewise.
1555 (gt_pch_nx): Likewise.
1557 2017-05-03 Jeff Law <law@redhat.com>
1559 PR tree-optimization/78496
1560 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
1561 from simplify_cond_using_ranges. Split off code to walk
1562 backwards through casts into ...
1563 (simplify_cond_using_ranges_2): New function.
1564 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
1565 (execute_vrp): After identifying jump threads, call
1566 simplify_cond_using_ranges_2.
1568 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
1571 * ipa-inline.h (inline_summary): Add ctor.
1572 (create_ggc): Do not use ggc_cleared_alloc.
1574 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
1575 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1577 * gcc.c (handle_braces): Support escaping in switch matching
1579 * doc/invoke.texi (Spec Files): Document it.
1580 Remove superfluous @code markup in items.
1582 2017-05-03 David Malcolm <dmalcolm@redhat.com>
1584 * diagnostic-show-locus.c (struct column_range): New struct.
1585 (get_affected_columns): New function.
1586 (get_printed_columns): New function.
1587 (struct correction): New struct.
1588 (correction::ensure_capacity): New function.
1589 (correction::ensure_terminated): New function.
1590 (struct line_corrections): New struct.
1591 (line_corrections::~line_corrections): New dtor.
1592 (line_corrections::add_hint): New function.
1593 (layout::print_trailing_fixits): Reimplement in terms of the new
1595 (selftest::test_overlapped_fixit_printing): New function.
1596 (selftest::diagnostic_show_locus_c_tests): Call it.
1598 2017-05-03 Nathan Sidwell <nathan@acm.org>
1600 Canonicalize canonical type hashing
1601 * tree.h (type_hash_canon_hash): Declare.
1602 * tree.c (type_hash_list, attribute_hash_list): Move into
1603 type_hash_canon_hash.
1604 (build_type_attribute_qual_variant): Break out hash code calc into
1605 type_hash_canon_hash.
1606 (type_hash_canon_hash): New. Generic type hash computation.
1607 (build_range_type_1, build_array_type_1, build_function_type,
1608 build_method_type_directly, build_offset_type, build_complex_type,
1609 make_vector_type): Call it.
1611 2017-05-03 Richard Biener <rguenther@suse.de>
1613 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1614 When all DRs have unknown misaligned do not always peel
1615 when there is a store but apply the same costing model as if
1616 there were only loads.
1618 2017-05-03 Richard Biener <rguenther@suse.de>
1621 PR tree-optimization/80492
1622 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
1623 compare_base_decls returning dont-know properly.
1625 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
1627 * config/arm/iterators.md (CCSI): New mode iterator.
1628 (arch): New mode attribute.
1629 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
1630 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
1631 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
1632 code iterator for success result mode.
1633 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
1634 the corresponding new insn generators.
1636 2017-05-03 Bin Cheng <bin.cheng@arm.com>
1639 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1640 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
1642 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
1644 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
1645 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
1646 (DDR_A): Wrap DDR argument in brackets.
1647 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
1648 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
1649 (DDR_REVERSED_P): Likewise.
1651 2017-05-03 Jakub Jelinek <jakub@redhat.com>
1653 PR tree-optimization/79472
1654 * tree-switch-conversion.c (struct switch_conv_info): Add
1655 contiguous_range and default_case_nonstandard fields.
1656 (collect_switch_conv_info): Compute contiguous_range and
1657 default_case_nonstandard fields, don't clear final_bb if
1658 contiguous_range and only the default case doesn't have the required
1660 (check_all_empty_except_final): Set default_case_nonstandard instead
1661 of failing if contiguous_range and the default case doesn't have empty
1663 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
1664 and only the default case doesn't have the required constants. Skip
1666 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
1667 if default_case_nonstandard.
1668 (build_constructors): Build constant 1 just once. Assert that default
1669 values aren't inserted in between cases if contiguous_range. Skip
1671 (build_arrays): Skip virtual phis.
1672 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
1673 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
1674 Handle virtual phis.
1675 (gen_inbound_check): Handle default_case_nonstandard case.
1676 (process_switch): Adjust check_final_bb caller. Call
1677 gather_default_values with the first non-default case instead of
1678 default case if default_case_nonstandard.
1680 2017-05-02 Nathan Sidwell <nathan@acm.org>
1682 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
1683 check. Fix formatting.
1685 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
1687 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
1688 errors when comparing specialized and unspecialized times.
1690 2017-05-02 David Malcolm <dmalcolm@redhat.com>
1692 * diagnostic-show-locus.c
1693 (layout::should_print_annotation_line_p): Make private.
1694 (layout::print_annotation_line): Make private.
1695 (layout::annotation_line_showed_range_p): Make private.
1696 (layout::show_ruler): Make private.
1697 (layout::print_source_line): Make private. Pass in line and
1698 line_width, rather than calling location_get_source_line. Drop
1700 (layout::print_leading_fixits): New method.
1701 (layout::print_any_fixits): Rename to...
1702 (layout::print_trailing_fixits): ...this, and make private.
1703 Don't print newline fixits.
1704 (diagnostic_show_locus): Move logic for printing one row into...
1705 (layout::print_line): ...this new function. Move the
1706 location_get_source_line call and error-handling from
1707 print_source_line to here. Call print_leading_fixits, and rename
1708 print_any_fixits to print_trailing_fixits.
1709 (selftest::test_fixit_insert_containing_newline): Update now that
1710 newlines are partially supported.
1711 (selftest::test_fixit_insert_containing_newline_2): New test.
1712 (selftest::test_fixit_replace_containing_newline): Update comments.
1713 (selftest::diagnostic_show_locus_c_tests): Call the new test.
1714 * edit-context.c (class added_line): New class.
1715 (class edited_line): Describe newline handling in comment.
1716 (edited_line::actually_edited_p): New method.
1717 (edited_line::print_content): Delete redundant decl.
1718 (edited_line::m_predecessors): New field.
1719 (edited_file::print_content): Call edited_line::print_content.
1720 (edited_file::print_diff): Update to support newlines.
1721 (edited_file::print_diff_hunk): Likewise.
1722 (edited_file::print_run_of_changed_lines): New function.
1723 (edited_file::print_diff_line): Convert to...
1724 (print_diff_line): ...this.
1725 (edited_file::get_effective_line_count): New function.
1726 (edited_line::edited_line): Initialize new field m_predecessors.
1727 (edited_line::~edited_line): Clean up m_predecessors.
1728 (edited_line::apply_fixit): Handle newlines.
1729 (edited_line::get_effective_line_count): New function.
1730 (edited_line::print_content): New function.
1731 (edited_line::print_diff_lines): New function.
1732 (selftest::test_applying_fixits_insert_containing_newline): New
1734 (selftest::test_applying_fixits_replace_containing_newline): New
1736 (selftest::insert_line): New function.
1737 (selftest::test_applying_fixits_multiple_lines): Add example of
1739 (selftest::edit_context_c_tests): Call the new tests.
1741 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1743 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
1744 parameter cand. Update dump information.
1745 (get_computation_cost): Update uses.
1747 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1749 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
1750 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
1751 (get_computation_at, rewrite_use_address): Update use of
1752 get_computation_aff.
1754 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1756 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
1757 (get_computation): Delete.
1758 (get_computation_cost): Implement like get_computation_cost_at.
1759 Use get_computation_at.
1760 (get_computation_cost_at): Delete.
1761 (rewrite_use_nonlinear_expr): Use get_computation_at.
1762 (rewrite_use_compare, remove_unused_ivs): Ditto.
1764 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1766 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
1768 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1770 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
1771 (ivopts_global_cost_for_size): Rename parameter and update uses.
1772 (iv_ca_recount_cost): Update uses.
1773 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
1774 candidates seperately in n_invs and n_cands.
1775 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
1777 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1779 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
1780 (find_inv_vars_cb): New.
1781 (find_depends): Renamed to ...
1782 (find_inv_vars): ... this.
1783 (add_candidate_1, force_var_cost): Call find_inv_vars.
1784 (split_address_cost, determine_group_iv_cost_cond): Ditto.
1786 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1788 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
1789 inv_vars. Add inv_exprs.
1790 (struct iv_cand): Rename depends_on to inv_vars.
1791 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
1792 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
1793 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
1794 (dump_cand): Dump inv_vars.
1795 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
1796 (record_invariant, find_depends, add_candidate_1): Ditto.
1797 (set_group_iv_cost, force_var_cost): Ditto.
1798 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
1799 (get_computation_cost_at, get_computation_cost): Ditto.
1800 (determine_group_iv_cost_generic): Ditto.
1801 (determine_group_iv_cost_address): Ditto.
1802 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
1803 (determine_group_iv_costs): Ditto.
1804 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
1805 (iv_ca_set_remove_invariants): Renamed to ...
1806 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
1807 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
1808 (iv_ca_set_add_invariants): Renamed to ...
1809 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
1810 (iv_ca_set_cp): Use iv_ca_set_add_invs.
1811 (iv_ca_has_deps): Support inv_vars and inv_exprs.
1812 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
1813 (create_new_ivs): Remove useless dump.
1815 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1817 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
1819 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
1820 (iv_ca_set_no_cp, create_new_iv): Ditto.
1822 2017-05-02 Bin Cheng <bin.cheng@arm.com>
1824 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
1826 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
1828 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
1829 function tree_check2.
1831 2017-05-02 Martin Liska <mliska@suse.cz>
1833 * doc/gcov.texi: Add missing preposition.
1834 * gcov.c (function_info::function_info): Properly fill up
1835 all member variables.
1837 2017-05-02 Tamar Christina <tamar.christina@arm.com>
1839 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
1841 2017-05-02 Tamar Christina <tamar.christina@arm.com>
1843 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
1845 2017-05-02 Martin Liska <mliska@suse.cz>
1848 * lto-streamer-in.c (lto_read_tree_1): Remove
1850 * lto-streamer.c (struct tree_hash_entry): Likewise.
1851 (struct tree_entry_hasher): Likewise.
1852 (tree_entry_hasher::hash): Likewise.
1853 (tree_entry_hasher::equal): Likewise.
1854 (lto_streamer_init): Likewise.
1855 (lto_orig_address_map): Likewise.
1856 (lto_orig_address_get): Likewise.
1857 (lto_orig_address_remove): Likewise.
1858 * lto-streamer.h: Likewise.
1859 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
1860 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
1862 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
1864 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
1865 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
1866 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
1867 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
1868 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
1869 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
1870 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
1871 (mm_maskz_sub_ss): New intrinsics.
1872 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1873 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
1874 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
1875 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
1876 (__builtin_ia32_subss_mask_round): New builtins.
1877 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1878 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
1879 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
1881 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
1882 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
1884 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
1887 2017-05-02 Martin Jambor <mjambor@suse.cz>
1889 PR tree-optimization/78687
1890 * tree-sra.c (access): New field parent.
1891 (process_subtree_disqualification): New function.
1892 (disqualify_candidate): Call it.
1893 (build_accesses_from_assign): Reset write flag if creating an
1895 (build_access_subtree): Fill in parent field and also prpagate
1896 down grp_write flag.
1897 (create_artificial_child_access): New parameter set_grp_write, set
1898 grp_write to its value.
1899 (propagate_subaccesses_across_link): Also propagate grp_write flag
1901 (propagate_all_subaccesses): Push the closest parent back to work
1902 queue if add_access_to_work_queue returned true.
1904 2017-05-02 Richard Biener <rguenther@suse.de>
1906 * common.opt (fstrict-overflow): Alias negative to fwrapv.
1907 * doc/invoke.texi (fstrict-overflow): Remove all traces of
1908 -fstrict-overflow documentation.
1909 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
1910 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
1911 flag_strict_overflow.
1912 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
1913 * lto-opts.c (lto_write_options): Do not stream it.
1914 * lto-wrapper.c (merge_and_complain): Do not handle it.
1915 * opts.c (default_options_table): Do not set -fstrict-overflow.
1916 (finish_options): Likewise do not clear it when sanitizing.
1917 * simplify-rtx.c (simplify_const_relational_operation): Do not
1918 test flag_strict_overflow.
1920 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
1922 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
1923 using enabled attribute.
1924 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
1925 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
1926 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
1927 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
1928 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
1929 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
1930 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
1931 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
1932 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
1933 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
1935 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
1937 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
1939 2017-05-02 Richard Biener <rguenther@suse.de>
1941 PR tree-optimization/80591
1943 2017-04-10 Richard Biener <rguenther@suse.de>
1945 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1948 2017-05-02 Richard Biener <rguenther@suse.de>
1950 PR tree-optimization/80549
1951 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
1952 (cleanup_tree_cfg_noloop): Create forwarders to known loop
1953 headers if they do not have a preheader.
1955 2017-05-02 Martin Liska <mliska@suse.cz>
1958 * common.opt: Fix typo.
1959 * doc/invoke.texi: Likewise.
1961 2017-05-01 Jan Beulich <jbeulich@suse.com>
1963 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
1964 swapping, add (x,x,m,x,n) alternative.
1966 2017-05-01 Nathan Sidwell <nathan@acm.org>
1968 * calls.c (combine_pending_stack_adjustment_and_call): Remove
1969 unnecessary unadjusted_alignment check.
1971 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
1974 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
1976 * gimplify.c (gimplify_cilk_detach): New function.
1977 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
1978 * tree-core.h: Document EXPR_CILK_SPAWN.
1979 * tree.h (EXPR_CILK_SPAWN): Define.
1981 2017-05-01 David Malcolm <dmalcolm@redhat.com>
1983 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
1984 to use new fixit_hint representation, using the "replace" logic.
1985 (get_line_span_for_fixit_hint): Likewise.
1986 (layout::print_any_fixits): Likewise.
1987 (selftest::test_one_liner_many_fixits): Rename to...
1988 (selftest::test_one_liner_many_fixits_1): ...this, and update
1989 comment and expected output to reflect that the multiple fix-it
1990 hints are now consolidated into one insertion.
1991 (selftest::test_one_liner_many_fixits_2): New test.
1992 (selftest::test_diagnostic_show_locus_one_liner): Update for
1994 (selftest::test_fixit_consolidation): Update for fix-it API
1996 * diagnostic.c (print_parseable_fixits): Likewise.
1997 * edit-context.c (edited_line::m_line_events): Convert from
1998 auto_vec <line_event *> to auto_vec <line_event>.
1999 (class line_event): Convert from abstract base class to a concrete
2000 class, taking over the role of replace_event.
2001 (class insert_event): Delete.
2002 (class replace_event): Rename to class line_event. Convert to
2004 (edit_context::add_fixits): Reimplement.
2005 (edit_context::apply_insert): Delete.
2006 (edit_context::apply_replace): Rename to...
2007 (edit_context::apply_fixit): ...this. Convert to half-open range.
2008 (edited_file::apply_insert): Delete.
2009 (edited_file::apply_replace): Rename to...
2010 (edited_file::apply_fixit): ...this.
2011 (edited_line::~edited_line): Drop deletion of events.
2012 (edited_line::apply_insert): Delete.
2013 (edited_line::apply_replace): Rename to...
2014 (edited_line::apply_fixit): ...this. Convert to half-open range.
2015 Update for change to type of m_line_events.
2016 * edit-context.h (edit_context::apply_insert): Delete.
2017 (edit_context::apply_replace): Rename to...
2018 (edit_context::apply_fixit): ...this.
2020 2017-05-01 Martin Sebor <msebor@redhat.com>
2022 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
2025 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
2028 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
2029 __get_cpuid_max returns 0.
2030 (__get_cpuid_count): Ditto.
2032 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
2034 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
2035 replacement expression is another instance of one of its arguments.
2037 2017-05-01 Jakub Jelinek <jakub@redhat.com>
2040 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
2041 check for stack push/pop autoinc.
2042 * config/i386/i386.c (ix86_agi_dependent): Return false
2043 if the only reason why modified_in_p returned true is that
2044 addr is SP based and set_insn is a push or pop.
2046 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
2048 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
2051 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
2054 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
2055 (account_size_time): Use two predicates - exec_pred and
2057 (evaluate_conditions_for_known_args): Compute both clause and
2059 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
2060 (inline_summary_t::duplicate): Update.
2061 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
2063 (compute_inline_parameters): Likewise.
2064 (estimate_edge_size_and_time): Update caluclation of time.
2065 (estimate_node_size_and_time): Compute both time and nonspecialized
2067 (estimate_ipcp_clone_size_and_time): Update.
2068 (inline_merge_summary): Update.
2069 (do_estimate_edge_time): Update.
2070 (do_estimate_edge_size): Update.
2071 (do_estimate_edge_hints): Update.
2072 (inline_read_section, inline_write_summary): Stream both new predicates.
2073 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
2075 (compute_inlined_call_time): Cleanup.
2076 (big_speedup_p): Update.
2077 (edge_badness): Update.
2078 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
2079 (size_time_entry): Replace predicate by exec_predicate and
2081 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
2082 (estimate_edge_time): Return also nonspec_time.
2083 (reset_edge_growth_cache): Update.
2085 2017-04-29 Jakub Jelinek <jakub@redhat.com>
2087 PR rtl-optimization/80491
2088 * ifcvt.c (noce_process_if_block): When looking for x setter
2089 with missing else_bb, don't check only the insn right before
2090 cond_earliest, but look for the last insn that x is modified in
2093 PR rtl-optimization/80491
2094 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
2096 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
2098 PR tree-optimization/80487
2099 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
2101 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2103 PR tree-optimization/79697
2104 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
2105 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
2106 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
2108 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
2109 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
2111 2017-04-28 Martin Sebor <msebor@redhat.com>
2113 PR tree-optimization/80523
2114 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
2115 (init_target_to_host_charmap, target_to_host, target_strtol10): New
2117 (maybe_warn, format_directive, parse_directive): Use new functions.
2118 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
2120 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
2122 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
2124 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
2126 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
2127 target_header_dir): Set correctly.
2128 * configure: Regenerated.
2129 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2130 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2131 instead of SYSTEM_HEADER_DIR.
2133 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
2135 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
2136 (estimate_local_effects): Likewise.
2137 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
2138 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
2139 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
2140 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
2141 do_estimate_edge_time, estimate_edge_time): Likewise.
2142 * ipa-inline-analysis.c (estimate_node_size_and_time,
2143 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
2144 (estimate_time_after_inlining): Remove.
2146 2017-04-28 Martin Liska <mliska@suse.cz>
2148 * doc/gcov.texi: Enhance documentation of gcov.
2150 2017-04-28 Martin Liska <mliska@suse.cz>
2152 * doc/gcov.texi: Sort options in alphabetic order.
2153 * doc/gcov-dump.texi: Likewise.
2154 * doc/gcov-tool.texi: Likewise.
2155 * gcov.c (print_usage): Likewise.
2156 * gcov-dump.c (print_usage): Likewise.
2157 * gcov-tool.c (print_merge_usage_message): Likewise.
2158 (print_rewrite_usage_message): Likewise.
2159 (print_overlap_usage_message): Likewise.
2161 2017-04-28 Martin Liska <mliska@suse.cz>
2163 PR gcov-profile/53915
2164 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
2166 2017-04-28 Martin Liska <mliska@suse.cz>
2168 PR gcov-profile/79891
2169 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
2170 is marked by compiler as living on a line.
2171 (get_cycles_count): Remove usage of the union.
2172 (output_intermediate_file): Likewise.
2173 (find_source): Fix GNU coding style.
2174 (accumulate_line_counts): Remove old non-all block mode.
2175 (output_lines): Remove usage of the union.
2176 * profile.c (output_location): Include all BBs, even if
2177 belonging to a same line (and file) as a previous BB.
2179 2017-04-28 Martin Liska <mliska@suse.cz>
2181 * gcov.c (process_args): Handle new argument 'w'.
2182 (read_graph_file): Assign ID to BBs.
2183 (output_branch_count): Display BB # if verbose flag is set.
2184 (output_lines): Likewise for arcs.
2185 (print_usage): Add '--verbose' option help.
2186 * doc/gcov.texi: Document --verbose (-w) option.
2188 2017-04-28 Martin Liska <mliska@suse.cz>
2190 * gcov.c (struct block_location_info): New struct.
2191 (process_file): Fill up the new structure.
2192 (read_graph_file): Replace usage of encoding by the newly added
2194 (add_line_counts): Likewise.
2195 (accumulate_line_counts): Remove usage of the union.
2196 (function_info::function_info): New function.
2197 (function_info::~function_info): Likewise.
2198 (process_file): Call delete instead of release_function.
2199 (release_function): Release the function.
2200 (release_structures): Call delete instead of release_function.
2201 (solve_flow_graph): Replace usage of num_blocks.
2202 (find_exception_blocks): Likewise.
2203 (output_lines): Fix GNU coding style.
2205 2017-04-28 Martin Liska <mliska@suse.cz>
2208 * coverage.c (coverage_remove_note_file): New function.
2209 * coverage.h: Declare the function.
2210 * toplev.c (finalize): Clean if an error has been seen.
2212 2017-04-28 Martin Liska <mliska@suse.cz>
2214 PR gcov-profile/80031
2215 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
2216 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
2217 * gcov.c (read_graph_file): Read just number of blocks.
2218 * profile.c (branch_prob): Do not stream 0 flags per a basic
2221 2017-04-28 Martin Liska <mliska@suse.cz>
2223 * gcov-dump.c (tag_*): Add new argument to declarations.
2224 (dump_gcov_file): Likewise.
2225 (tag_blocks): Add and use new argument depth.
2226 (tag_arcs): Likewise.
2227 (tag_lines): Likewise.
2228 (tag_counters): Likewise.
2229 (tag_summary): Likewise.
2230 (dump_working_sets): Use depth to do a proper indentation.
2232 2017-04-28 Jakub Jelinek <jakub@redhat.com>
2235 * cgraph.h (symtab_node::debug_symtab): No longer inline.
2236 * symtab.c (symtab_node::debug_symtab): Move definition here.
2238 2017-04-28 Richard Biener <rguenther@suse.de>
2240 * lto-streamer.h (LTO_major_version): Bump to 7.
2242 2017-04-28 Richard Biener <rguenther@suse.de>
2244 * tree-vrp.c (assert_info): New struct.
2245 (add_assert_info): New helper.
2246 (register_edge_assert_for_2): Refactor to add asserts to a vector
2248 (register_edge_assert_for_1): Likewise.
2249 (register_edge_assert_for): Likewise.
2250 (finish_register_edge_assert_for): New helper actually registering
2251 asserts where live on edge.
2252 (find_conditional_asserts): Adjust.
2253 (find_switch_asserts): Likewise.
2254 (evrp_dom_walker::try_find_new_range): Generalize.
2255 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
2257 2017-04-27 Marek Polacek <polacek@redhat.com>
2260 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
2261 arg10 and arg11 to itype.
2263 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
2265 * doc/extend.texi (Object Size Checking): Improve grammar.
2267 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
2270 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
2271 that the logic for permitting reciprocal estimates matches that
2274 2017-04-27 Jakub Jelinek <jakub@redhat.com>
2277 * tree.c (type_cache_hasher::equal): Only compare
2278 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
2279 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
2280 non-aggregate element types.
2281 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
2282 about the flag on ARRAY_TYPEs in the comment, formatting fix.
2284 2017-04-27 Richard Biener <rguenther@suse.de>
2287 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
2288 stripping ARRAY_REFs from MEM_EXPR make sure we're not
2289 keeping a reference to a trailing array.
2291 2017-04-27 Richard Biener <rguenther@suse.de>
2294 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
2295 being in loop-closed SSA form conservatively.
2296 (chrec_fold_multiply_poly_poly): Likewise.
2298 2017-04-27 Tamar Christina <tamar.christina@arm.com>
2301 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
2302 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
2304 2017-04-27 Jakub Jelinek <jakub@redhat.com>
2307 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
2308 (aarch64_function_arg_alignment): Return unsigned int again, but still
2309 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
2310 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
2311 Don't emit -Wpsabi note.
2312 (aarch64_function_arg_boundary): Likewise.
2313 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
2316 2017-04-26 Nathan Sidwell <nathan@acm.org>
2318 * tree.h (crc32_unsigned_n): Declare.
2319 (crc32_unsigned, crc32_unsigned): Make inline.
2320 * tree.c (crc32_unsigned_bits): Replace with ...
2321 (crc32_unsigned_n): ... this.
2322 (crc32_unsigned, crc32_byte): Remove.
2323 (crc32_string): Remove unnecessary braces.
2325 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
2327 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
2328 * ipa-inline-analysis.c (MAX_TIME): Remove.
2329 (account_size_time): Use sreal for time.
2330 (dump_inline_summary): Update.
2331 (estimate_function_body_sizes): Update.
2332 (estimate_edge_size_and_time): Update.
2333 (estimate_calls_size_and_time): Update.
2334 (estimate_node_size_and_time): Update.
2335 (inline_merge_summary): Update.
2336 (inline_update_overall_summary): Update.
2337 (estimate_time_after_inlining): Update.
2338 (inline_read_section): Update.
2339 (inline_write_summary): Update.
2340 * ipa-inline.c (compute_uninlined_call_time): Update.
2341 (compute_inlined_call_time): Update.
2342 (recursive_inlining): Update.
2343 (inline_small_functions): Update.
2344 (dump_overall_stats): Update.
2345 * ipa-inline.h: Include sreal.h.
2346 (size_time_entry): Turn time to sreal.
2347 (inline_summary): Turn self_time nad time to sreal.
2349 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
2351 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
2353 (sreal::stream_out, sreal::stream_in): New.
2354 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
2356 2017-04-25 Jakub Jelinek <jakub@redhat.com>
2358 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
2361 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
2364 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
2366 (dimode_scalar_chain::compute_convert_gain): Ditto.
2367 (dimode_scalar_chain::make_vector_copies): Ditto.
2368 (dimode_scalar_chain::convert_reg): Ditto.
2369 (dimode_scalar_chain::convert_insn): Ditto.
2370 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
2371 (VI248_AVX512BW_1): New mode iterator.
2372 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
2373 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
2376 2017-04-25 Martin Sebor <msebor@redhat.com>
2378 PR tree-optimization/80497
2379 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
2380 constants are representable in HOST_WIDE_INT.
2381 (parse_directive): Ditto.
2383 2017-04-25 Martin Sebor <msebor@redhat.com>
2386 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
2387 (new_zero_array): Adjust signature.
2388 (dom_info::dom_init): Used unsigned rather that size_t.
2389 (dom_info::dom_info): Same.
2391 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2392 Jakub Jelinek <jakub@redhat.com>
2395 * config/arm/arm.c: Include gimple.h.
2396 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
2397 returns negative, increment ncrn only if it returned positive.
2398 (arm_needs_doubleword_align): Return int instead of bool,
2399 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
2400 members, but if there is any such non-FIELD_DECL
2401 > PARM_BOUNDARY aligned decl, return -1 instead of false.
2402 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
2403 returns negative, increment nregs only if it returned positive.
2404 (arm_setup_incoming_varargs): Likewise.
2405 (arm_function_arg_boundary): Emit -Wpsabi note if
2406 arm_needs_doubleword_align returns negative, return
2407 DOUBLEWORD_ALIGNMENT only if it returned positive.
2409 2017-04-25 Marek Polacek <polacek@redhat.com>
2412 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
2413 first argument to type.
2415 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
2418 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
2419 type checks to test for compatibility instead of equality.
2421 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2422 Jakub Jelinek <jakub@redhat.com>
2425 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
2427 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
2428 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
2429 the alignment computation, but return their maximum in warn_alignment.
2430 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
2431 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
2433 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
2434 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
2437 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2439 * config/arc/simdext.md (dmpyh): Fix typo.
2441 2017-04-25 Richard Biener <rguenther@suse.de>
2443 PR tree-optimization/80492
2444 * alias.c (compare_base_decls): Handle registers with asm
2445 specification conservatively.
2446 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
2447 compare_base_decls returning dont-know properly.
2449 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2451 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
2452 (legitimate_offset_address_p): New function.
2453 (arc_legitimate_address_p): Use above function.
2455 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2457 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
2459 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2461 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
2462 ACCH registers whenever they are available.
2464 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2466 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
2467 double regs fix when not used.
2469 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2471 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
2473 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
2474 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
2476 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2478 * config/arc/arc.c (arc_output_addsi): Check for h-register class
2479 when emitting short ADD instructions.
2481 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
2483 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
2485 (cmpsi_cc_c_insn): Likewise.
2486 (cbranchsi4_scratch): Compute proper instruction length using
2487 compact_hreg_operand.
2488 * config/arc/predicates.md (compact_hreg_operand): New predicate.
2490 2017-04-25 Richard Biener <rguenther@suse.de>
2493 * passes.c (pass_manager::pass_manager): Initialize
2496 2017-04-25 Richard Biener <rguenther@suse.de>
2498 PR tree-optimization/79201
2499 * tree-ssa-sink.c (statement_sink_location): Handle calls.
2501 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2504 * config/s390/vector.md: Split MEM->GPR vector moves for
2505 non-s_operand addresses.
2507 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2510 * config/s390/predicates.md (reload_const_wide_int_operand): New
2512 * config/s390/s390.md ("movti"): Remove d/P alternative.
2513 ("movti_bigconst"): New pattern definition.
2515 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
2518 * s390-protos.h (s390_expand_cs_hqi): Removed.
2519 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
2520 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
2521 modes as well as CCZ1mode and CCZmode.
2522 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
2523 signature of s390_emit_compare_and_swap.
2524 (s390_expand_cs_hqi): Likewise, make static.
2525 (s390_expand_cs_tdsi): Generate an explicit compare before trying
2526 compare-and-swap, in some cases.
2527 (s390_expand_cs): Wrapper function.
2528 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
2530 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
2531 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
2532 patterns for small and large integers. Forbid symref memory operands.
2533 Move expander to s390.c. Require cc register.
2534 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
2535 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
2536 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
2537 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
2538 symref memory operands. Remove CC mode and call s390_match_ccmode
2540 ("atomic_exchange<mode>"): Allow and implement all integer modes.
2542 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
2544 * config/s390/s390.md (define_peephole2): New peephole to help
2545 combining the load-and-test pattern with volatile memory.
2547 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
2549 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
2550 with CCZmode for TARGET_Z196.
2552 2017-04-25 Jakub Jelinek <jakub@redhat.com>
2554 PR rtl-optimization/80501
2555 * combine.c (make_compound_operation_int): Set subreg_code to SET
2556 even for AND with mask of the sign bit of mode.
2558 PR rtl-optimization/80500
2559 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
2560 sum's initial value.
2562 2017-04-25 Julian Brown <julian@codesourcery.com>
2563 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2565 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
2567 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
2569 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
2571 2017-04-25 Julian Brown <julian@codesourcery.com>
2572 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2574 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
2575 (thunderx2t99_sha): New Reservation.
2577 2017-04-25 Julian Brown <julian@codesourcery.com>
2578 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2580 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
2581 type for 1-element load.
2583 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
2585 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
2587 2017-04-24 Martin Jambor <mjambor@suse.cz>
2589 PR tree-optimization/80293
2590 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
2591 char arrays not totally scalarizable if it is false.
2592 (analyze_all_variable_accesses): Pass correct value in the new
2593 parameter. Add a statistics counter.
2595 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
2598 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
2600 2017-04-24 Richard Biener <rguenther@suse.de>
2602 PR tree-optimization/80494
2603 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
2604 out for complex types.
2606 2017-04-24 Richard Biener <rguenther@suse.de>
2608 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
2609 * tree-ssa-sccvn.c (print_scc): Print SCC size.
2610 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
2611 (DFS): Adjust and never fail.
2612 (sccvn_dom_walker::fail): Remove.
2613 (sccvn_dom_walker::before_dom_children): Adjust.
2614 (run_scc_vn): Likewise and never fail.
2615 * tree-ssa-pre.c (pass_pre::execute): Adjust.
2616 (pass_fre::execute): Likewise.
2618 2017-04-24 Richard Biener <rguenther@suse.de>
2620 PR tree-optimization/79725
2621 * tree-ssa-sink.c (statement_sink_location): Return whether
2622 failure reason was zero uses. Move that check later.
2623 (sink_code_in_bb): Deal with zero uses by removing the stmt
2626 2017-04-24 Richard Biener <rguenther@suse.de>
2629 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
2630 pointer-based references.
2632 2017-04-24 Richard Biener <rguenther@suse.de>
2635 * pass_manager.h (pass_manager::operator new): Remove.
2636 (pass_manager::operator delete): Likewise.
2637 * passes.c (pass_manager::operator new): Remove.
2638 (pass_manager::operator delete): Likewise.
2639 (pass_manager::pass_manager): Zero individual pass members.
2641 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
2644 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
2645 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
2646 Check "XEXP (src, 1)" operand here.
2647 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
2648 Check "XEXP (src, 1)" operand here.
2649 (dimode_scalar_chain::make_vector_copies): Detect count register
2650 of a shift instruction. Zero extend count register from QImode
2651 to DImode to satisfy vector shift pattern count operand predicate.
2652 Substitute vector shift count operand with a DImode copy.
2653 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
2656 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
2658 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
2659 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
2660 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
2661 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
2662 (UNSPEC_NOREX_MEM): Remove definition.
2664 2017-04-21 Richard Biener <rguenther@suse.de>
2666 PR tree-optimization/79547
2667 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
2668 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
2669 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
2670 without any constraints.
2672 2017-04-21 Richard Biener <rguenther@suse.de>
2674 PR tree-optimization/78847
2675 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
2677 2017-04-21 Richard Biener <rguenther@suse.de>
2679 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
2680 (build_distinct_type_copy): Likewise.
2681 (build_variant_type_copy): Likewise.
2682 * tree.c (build_qualified_type): Pass down mem-stat info.
2683 (build_distinct_type_copy): Likewise.
2684 (build_variant_type_copy): Likewise.
2686 2017-04-21 Richard Biener <rguenther@suse.de>
2688 PR tree-optimization/80237
2689 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
2691 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
2692 for a simplified result.
2694 2016-04-21 Richard Biener <rguenther@suse.de>
2696 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
2697 sth as strict as a simple_iv but a chrec without symbols and an
2698 operand defined in the loop we are peeling (and not some subloop).
2699 (propagate_constants_for_unrolling): Propagate all constants.
2701 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
2704 * config/i386/i386.c (print_reg): Remove assert for disalowed
2705 regno values, call output_operand_lossage instead.
2707 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
2710 * config/i386/constraints.md (Yc): New register constraint.
2711 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
2712 Use Yc constraint for alternative 2 of operand 0. Remove
2713 preferred_for_speed attribute.
2715 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
2717 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
2718 lastprivate clauses in SIMT case.
2720 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
2722 * doc/invoke.texi (-Wextra-semi): Document new warning option.
2724 2017-04-20 Richard Biener <rguenther@suse.de>
2726 PR tree-optimization/57796
2727 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
2729 (vect_model_load_cost): Cost gathers as N scalar loads.
2731 2017-04-20 Richard Biener <rguenther@suse.de>
2733 * ggc-page.c (ggc_allocated_p): Rename to ...
2734 (safe_lookup_page_table_entry): ... this and return the lookup
2736 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
2738 2017-04-20 Richard Biener <rguenther@suse.de>
2740 PR tree-optimization/80453
2741 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
2742 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
2743 from the conditions.
2744 (vn_phi_eq): Pass them down.
2745 (vn_phi_lookup): Record them.
2746 (vn_phi_insert): Likewise.
2748 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
2750 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
2751 uninitialized variable warning to avoid buffer overrun.
2753 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
2756 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
2757 is suppressed for '{ 0 }' in C.
2759 2017-04-20 Jakub Jelinek <jakub@redhat.com>
2761 * BASE-VER: Set to 8.0.0.
2763 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
2765 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
2766 priority .init_array and .fini_array section with SECTION_NOTYPE
2769 2017-04-20 Jakub Jelinek <jakub@redhat.com>
2772 * tree.h (build_array_type): Add typeless_storage default argument.
2773 * tree.c (type_cache_hasher::equal): Also compare
2774 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
2775 (build_array_type): Add typeless_storage argument, set
2776 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
2778 (build_nonshared_array_type): Adjust build_array_type_1 caller.
2779 (build_array_type): Likewise. Add typeless_storage argument.
2781 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
2782 Jakub Jelinek <jakub@redhat.com>
2784 PR tree-optimization/80426
2785 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
2786 operation on symbolic operands, also compute the overflow for the
2787 invariant part when the operation degenerates into a negation.
2789 2017-04-19 Jakub Jelinek <jakub@redhat.com>
2792 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
2793 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
2796 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
2798 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
2801 * config/avr/avr.c (tree.h): Include it.
2802 (cgraph.h): Include it.
2803 (avr_encode_section_info): Don't warn for uninitialized progmem
2804 variable if it's just an alias.
2806 2017-04-19 Richard Biener <rguenther@suse.de>
2809 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
2810 when needed by AutoPGO.
2812 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
2815 * doc/lto.texi: Remove an extra 'that'.
2817 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
2819 PR rtl-optimization/80429
2820 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
2821 are only used in debug insns.
2823 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
2824 Vladimir Makarov <vmakarov@redhat.com>
2826 * config/sparc/predicates.md (input_operand): Add comment. Return
2827 true for any memory operand when LRA is in progress.
2828 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
2830 2017-04-18 Jeff Law <law@redhat.com>
2833 * mips.md ({return,simple_return}_internal): Do not overwrite
2836 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2838 PR tree-optimization/80443
2839 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
2840 instead of adding 1, subtract -1 and similarly instead of subtracting
2843 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
2845 PR rtl-optimization/80357
2846 * haifa-sched.c (tmp_bitmap): New variable.
2847 (model_recompute): Handle duplicate use records.
2848 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
2849 (free_global_sched_pressure_data): Free it.
2851 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
2854 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2855 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
2856 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
2857 instead of SYSTEM_HEADER_DIR.
2859 2017-04-18 Jeff Law <law@redhat.com>
2862 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
2863 predecessors after walking up the insn chain.
2865 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2868 * dwarf2out.c (modified_type_die): Try harder not to emit internal
2869 sizetype type into debug info.
2871 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2874 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
2875 unneeded test for TARGET_UPPER_REGS_SF.
2876 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
2878 2017-04-18 Jakub Jelinek <jakub@redhat.com>
2881 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
2882 instead of gsi_after_labels.
2884 2017-04-18 Jeff Law <law@redhat.com>
2886 * regcprop.c (maybe_mode_change): Avoid creating copies of the
2890 2017-04-13 Jeff Law <law@redhat.com>
2891 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
2892 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
2894 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
2897 * config/avr/avr.c (intl.h): Include it.
2898 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
2900 2017-04-18 Martin Liska <mliska@suse.cz>
2902 PR gcov-profile/78783
2903 * gcov-tool.c (gcov_output_files): Validate that destination
2904 file is either removed by the tool or by a user.
2906 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
2907 Guy Benyei <guybe@mellanox.com>
2909 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
2910 block, and do not negate it, the stored id is already negative.
2912 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
2914 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
2916 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2919 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
2920 masks of options that should be turned off if the VSX vector
2921 options are turned off.
2922 (OTHER_P8_VECTOR_MASKS): Likewise.
2923 (OTHER_VSX_VECTOR_MASKS): Likewise.
2924 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
2925 rs6000_disable_incompatible_switches to validate no type switches
2927 (rs6000_incompatible_switch): New function to disallow turning on
2928 other vector options if -mno-vsx, -mno-power8-vector, or
2929 -mno-power9-vector are specified.
2931 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2933 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
2935 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2937 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
2938 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
2939 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
2940 (ARG_POINTER_CFA_OFFSET): Likewise.
2942 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
2944 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
2945 conditions to take advantage of various optimizations.
2947 2017-04-13 Jeff Law <law@redhat.com>
2949 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
2950 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
2951 (zero_extendsidi2_dext): Likewise.
2953 2017-04-13 Jakub Jelinek <jakub@redhat.com>
2956 * fold-const.c (fold_ternary_loc): Revert
2957 use op0 instead of fold_convert_loc (loc, type, arg0) part of
2960 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
2962 PR rtl-optimization/80343
2963 * lra-remat.c (update_scratch_ops): Assign original hard reg to
2966 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
2969 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
2970 to ubsan_encode_value.
2972 2017-04-13 Jeff Law <law@redhat.com>
2974 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
2975 appearing in DEBUG_INSNs.
2977 2017-04-13 Martin Liska <mliska@suse.cz>
2979 PR gcov-profile/80413
2980 * gcov-io.c (gcov_write_string): Copy to buffer just when
2981 allocated size is greater than zero.
2983 2017-04-13 Jakub Jelinek <jakub@redhat.com>
2986 * dwarf2out.c (decls_for_scope): Ignore declarations of
2987 current_function_decl in BLOCK_NONLOCALIZED_VARS.
2989 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
2992 * ipa-visibility.c (non_local_p): Fix typos.
2993 (localize_node): When localizing symbol in same comdat group,
2994 dissolve the group only when we know external symbols are going
2996 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
2998 2017-04-12 Jakub Jelinek <jakub@redhat.com>
3000 PR tree-optimization/79390
3001 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
3002 order does not result in usable sequence, retry with reversed operand
3008 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
3009 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
3010 op0 instead of fold_convert_loc (loc, type, arg0).
3012 2017-04-12 Jeff Law <law@redhat.com>
3014 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
3015 has a delay slot in the generated code.
3017 * config/cris/cris.md (cris_preferred_reload_class): Return
3018 GENNONACR_REGS rather than GENERAL_REGS.
3020 2017-04-12 Jakub Jelinek <jakub@redhat.com>
3023 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
3024 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
3025 signedness of the result type.
3027 2017-04-12 Richard Biener <rguenther@suse.de>
3028 Jeff Law <law@redhat.com>
3030 PR tree-optimization/80359
3031 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
3032 trim stores to TARGET_MEM_REFs.
3034 2017-04-12 Richard Biener <rguenther@suse.de>
3036 PR tree-optimization/79390
3037 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
3038 threading case even more.
3040 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
3043 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
3044 for quad_address_p for TImode, instead of just not indexed_address.
3046 2017-04-12 Richard Biener <rguenther@suse.de>
3047 Bernd Edlinger <bernd.edlinger@hotmail.de>
3050 * alias.c (component_uses_parent_alias_set_from): Handle
3051 TYPE_TYPELESS_STORAGE.
3052 (get_alias_set): Likewise.
3053 * tree-core.h (tree_type_common): Add typeless_storage flag.
3054 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
3055 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
3056 for types containing members with TYPE_TYPELESS_STORAGE.
3057 (place_field): Likewise.
3058 (layout_type): Likewise for ARRAY_TYPE.
3059 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
3060 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
3061 TYPE_TYPELESS_STORAGE.
3062 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
3064 2017-04-12 Jakub Jelinek <jakub@redhat.com>
3067 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
3068 first argument to type.
3070 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3074 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
3075 CONST0_RTX (mode) rather than const0_rtx where appropriate.
3076 (rs6000_expand_binop_builtin): Likewise.
3077 (rs6000_expand_ternop_builtin): Likewise; also add missing
3078 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
3079 vshasigma built-ins.
3080 * doc/extend.texi: Document that vec_xxpermdi's third argument
3083 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
3085 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
3086 Use shift_const cost parameter when calculating gain of STV shifts.
3088 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
3090 PR rtl-optimization/70478
3091 * lra-constraints.c (process_alt_operands): Check memory for
3092 disfavoring memory insn operand.
3094 2017-04-11 Jakub Jelinek <jakub@redhat.com>
3097 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
3098 left shift in unsigned HOST_WIDE_INT type.
3100 PR rtl-optimization/80385
3101 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
3102 (not (neg X)) into (plus X -1) for complex or non-integral modes.
3105 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
3106 if they have any depend clauses.
3108 2017-04-11 Martin Liska <mliska@suse.cz>
3111 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
3112 * ipa-split.c (split_function): Create a local comdat symbol
3113 if caller is in a comdat group.
3115 2017-04-11 Martin Liska <mliska@suse.cz>
3118 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
3121 2017-04-11 Martin Sebor <msebor@redhat.com>
3124 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
3125 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
3127 (directive::set_width, directive::set_precision, format_character):
3129 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
3132 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
3135 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
3136 conflict, set target->arch_name instead of target->cpu_name.
3138 2017-04-11 Richard Biener <rguenther@suse.de>
3140 PR tree-optimization/80374
3141 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
3142 build_zero_cst, remove fold_convertible_p check again.
3144 2017-04-11 Martin Liska <mliska@suse.cz>
3147 * ubsan.c (instrument_object_size): Do not instrument register
3150 2017-04-11 Jakub Jelinek <jakub@redhat.com>
3153 * config/i386/i386-builtin-types.def
3154 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
3155 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
3156 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
3157 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
3158 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
3159 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
3160 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
3161 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
3162 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
3163 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
3164 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
3165 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
3166 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
3167 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
3168 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
3169 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
3170 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
3171 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
3172 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
3173 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
3174 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
3175 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
3176 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
3177 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
3178 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
3179 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
3180 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
3181 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
3182 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
3183 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
3184 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
3185 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
3186 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
3187 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
3188 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
3189 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
3190 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
3191 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
3192 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
3193 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
3194 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
3195 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
3196 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
3197 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
3198 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
3199 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
3201 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
3202 flag to second_arg_count, handle 4 argument function type _COUNT
3203 aliases, handle second_arg_count on second argument rather than last.
3205 2017-04-10 Jeff Law <law@redhat.com>
3207 PR tree-optimization/80374
3208 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
3209 record anything if we can not convert integer_zero_node to the
3212 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
3215 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3216 Enhance special handling given to the TARGET_P9_MINMAX option in
3217 relation to certain other options.
3219 2017-04-10 Bin Cheng <bin.cheng@arm.com>
3221 PR tree-optimization/80153
3222 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
3223 remove POINTER_PLUS_EXPR's base part directly, rather than through
3226 2017-04-10 Richard Biener <rguenther@suse.de>
3227 Bin Cheng <bin.cheng@arm.com>
3229 PR tree-optimization/80153
3230 * tree-affine.c (aff_combination_to_tree): Get base pointer from
3231 the first element of pointer type aff_tree. Build result expr in
3233 (add_elt_to_tree): Convert to type unconditionally. Remove other
3235 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
3236 (rewrite_use_nonlinear_expr): Check invariant using iv information.
3238 2017-04-10 Richard Biener <rguenther@suse.de>
3240 * tree-ssa-structalias.c (find_func_aliases): Properly handle
3243 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
3245 PR rtl-optimization/70478
3246 * lra-constraints.c (curr_small_class_check): New.
3247 (update_and_check_small_class_inputs): New.
3248 (process_alt_operands): Update curr_small_class_check. Disfavor
3249 alternative insn memory operands. Check available regs for small
3252 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
3255 * config/mips/mips.opt (-mvirt): Update description.
3256 * doc/invoke.texi (-mvirt): Likewise.
3258 2017-04-10 Richard Biener <rguenther@suse.de>
3261 * fold-const.c (fold_binary_loc): Look at unstripped ops when
3262 looking for NEGATE_EXPR in -A / -B to A / B folding.
3264 2017-04-10 Martin Liska <mliska@suse.cz>
3266 PR gcov-profile/80224
3267 * gcov.c (print_usage): Fix usage string.
3268 (get_gcov_intermediate_filename): Remove.
3269 (output_gcov_file): Use both for normal and intermediate format.
3270 (generate_results): Do not initialize special file for
3271 intermediate format.
3273 2017-04-10 Richard Biener <rguenther@suse.de>
3275 PR tree-optimization/80304
3276 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
3279 2017-04-10 Nathan Sidwell <nathan@acm.org>
3282 * config/rs6000/rs6000.c (rs6000_vector_type): New.
3283 (rs6000_init_builtins): Use it.
3285 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3287 * config/arm/arm.md (<mrc>): Add mode to SET source.
3290 2017-04-10 Richard Biener <rguenther@suse.de>
3293 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
3295 2017-04-10 Jakub Jelinek <jakub@redhat.com>
3298 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
3299 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
3300 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
3301 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
3302 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
3303 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
3304 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
3305 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
3306 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
3307 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
3308 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
3309 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
3310 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
3311 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
3312 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
3313 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
3314 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
3315 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
3316 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
3317 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
3318 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
3319 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
3320 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
3322 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
3324 PR rtl-optimization/70478
3325 * lra-constraints.c: Reverse the last patch.
3327 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
3329 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
3330 Add comment for WCHAR_T.
3332 2017-04-08 Martin Liska <mliska@suse.cz>
3335 2017-04-07 Martin Liska <mliska@suse.cz>
3338 * ipa-split.c (split_function): Add function part to a same comdat
3341 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3344 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
3346 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
3348 * rs6000/rs6000.c (vec_load_pendulum): Rename...
3349 (vec_pairing): ...to this.
3350 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
3351 (rs6000_sched_init): Adjust for name change.
3352 (struct rs6000_sched_context): Likewise.
3353 (rs6000_init_sched_context): Likewise.
3354 (rs6000_set_sched_context): Likewise.
3356 2017-04-07 Jakub Jelinek <jakub@redhat.com>
3362 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
3364 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
3365 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
3366 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
3368 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
3370 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
3372 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
3374 PR rtl-optimization/70703
3375 * ira-color.c (update_conflict_hard_regno_costs): Use
3376 int64_t instead of HOST_WIDE_INT.
3378 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
3380 PR rtl-optimization/70478
3381 * lra-constraints.c (process_alt_operands): Disfavor alternative
3382 insn memory operands.
3384 2017-04-07 Jeff Law <law@redhat.com>
3386 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
3387 CALL and NOTE_INSN_CALL_ARG_LOCATION.
3389 2017-04-07 Martin Liska <mliska@suse.cz>
3392 * config/aarch64/aarch64.c (aarch64_process_target_attr):
3393 Show error message instead of an ICE.
3395 2017-04-07 Martin Liska <mliska@suse.cz>
3398 * ipa-split.c (split_function): Add function part to a same comdat
3401 2017-04-07 Richard Biener <rguenther@suse.de>
3404 * tree.c (get_unwidened): Also handle ! for_type case for
3406 * convert.c (do_narrow): Split out from ...
3407 (convert_to_integer_1): ... here. Do not pass final truncation
3408 type to get_unwidened for TRUNC_DIV_EXPR.
3410 2017-04-07 Richard Biener <rguenther@suse.de>
3412 * tree-affine.c (wide_int_ext_for_comb): Take type rather
3414 (aff_combination_const): Adjust.
3415 (aff_combination_scale): Likewise.
3416 (aff_combination_add_elt): Likewise.
3417 (aff_combination_add_cst): Likewise.
3418 (aff_combination_convert): Likewise.
3419 (add_elt_to_tree): Likewise. Remove unused argument.
3420 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
3422 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
3424 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
3426 * config/arm/arm.c (arm_default_short_enums): Use
3427 ARM_DEFAULT_SHORT_ENUMS.
3428 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
3430 2017-04-06 Jakub Jelinek <jakub@redhat.com>
3433 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
3434 members with redundant out-of-class redeclaration.
3436 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
3439 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
3440 * config/i386/i386.md (*zero_extendsidi2):
3441 Add (?*x,*x) and (?*v,*v) alternatives.
3443 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
3446 * config/i386/i386.c (ix86_expand_builtin)
3447 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
3448 mode from insn data. Convert operands to insn operand mode.
3449 Copy operands that don't satisfy insn predicate to a register.
3451 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
3453 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
3456 2017-04-06 Richard Biener <rguenther@suse.de>
3458 PR tree-optimization/80334
3459 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
3460 preserve alignment of accesses.
3462 2017-04-06 Richard Biener <rguenther@suse.de>
3464 PR tree-optimization/80262
3465 * tree-sra.c (build_ref_for_offset): Preserve address-space
3467 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
3468 Drop useless address-space information on MEM_REF offsets.
3470 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
3472 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
3474 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
3476 PR rtl-optimization/70703
3477 * ira-color.c (update_conflict_hard_regno_costs): Use
3478 HOST_WIDE_INT instead of long.
3480 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
3483 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
3484 not defined for x86_64 target. Add -mmmx target option when __SSE2__
3486 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
3487 for x86_64 target. Handle -m3dnowa option.
3489 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
3491 PR rtl-optimization/70703
3492 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
3493 (update_conflict_hard_regno_costs): Use long instead of unsigned
3494 arithmetic for cost calculation.
3496 2017-04-05 Jakub Jelinek <jakub@redhat.com>
3497 Bernd Edlinger <bernd.edlinger@hotmail.de>
3500 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
3503 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
3506 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
3507 ptr_mode with Pmode throughout.
3508 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
3509 into probe_stack_range and use DImode.
3511 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
3514 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
3515 call_eh_return is true.
3517 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3519 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
3520 Initialize last_match_fntype_index.
3522 2017-04-05 Jakub Jelinek <jakub@redhat.com>
3525 * tree-nvr.c: Include internal-fn.h.
3526 (pass_return_slot::execute): Ignore internal calls without
3529 2017-04-04 Jakub Jelinek <jakub@redhat.com>
3530 Richard Biener <rguenther@suse.de>
3533 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
3534 captures used multiple times, except for the last use.
3535 * generic-match-head.c: Include gimplify.h.
3537 2017-04-04 Jakub Jelinek <jakub@redhat.com>
3539 PR tree-optimization/79390
3540 * target.h (struct noce_if_info): Declare.
3541 * targhooks.h (default_noce_conversion_profitable_p): Declare.
3542 * target.def (noce_conversion_profitable_p): New target hook.
3543 * ifcvt.h (struct noce_if_info): New type, moved from ...
3544 * ifcvt.c (struct noce_if_info): ... here.
3545 (noce_conversion_profitable_p): Renamed to ...
3546 (default_noce_conversion_profitable_p): ... this. No longer
3548 (noce_try_store_flag_constants, noce_try_addcc,
3549 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
3550 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
3551 instead of noce_conversion_profitable_p.
3552 * config/i386/i386.c: Include ifcvt.h.
3553 (ix86_option_override_internal): Don't override
3554 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
3555 (ix86_noce_conversion_profitable_p): New function.
3556 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
3557 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
3558 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
3559 * doc/tm.texi: Regenerated.
3561 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3563 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
3566 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3569 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
3570 instructions for small multiply cores.
3572 2017-04-04 Jeff Law <law@redhat.com>
3574 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
3576 (mips_expand_vec_perm_const): Initialize elements in orig_perm
3577 that are not set by the loop over the elements.
3579 2017-04-04 Jakub Jelinek <jakub@redhat.com>
3582 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
3583 int mode, convert_modes it to mode as unsigned, otherwise use
3584 lowpart_subreg to mode rather than SImode.
3585 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
3586 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
3587 Use DImode instead of SImode for the shift count operand.
3588 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
3591 2017-04-04 Richard Biener <rguenther@suse.de>
3594 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
3595 arithmetic done for the negate or the plus. Simplify.
3596 (A - (-B) -> A + B): Likewise.
3597 * fold-const.c (split_tree): Make sure to not negate pointers.
3599 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
3601 PR rtl-optimization/60818
3602 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
3603 a compare of comparisons with the thing compared if this results
3604 in a different machine mode.
3606 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
3608 * alias.c (base_alias_check): Fix typo in comment.
3609 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
3610 * cgraphunit.c (symbol_table::compile): Likewise.
3611 * collect2.c (maybe_run_lto_and_relink): Likewise.
3612 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
3613 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
3614 * config/avr/avr.c (avr_map_op_t): Likewise.
3615 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
3616 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
3617 * config/epiphany/epiphany.md (movcc): Likewise.
3618 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
3619 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
3621 * config/mips/mips.c (mips_save_restore_reg): Likewise.
3622 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
3623 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
3624 * config/sh/sh.c (sh_rtx_costs): Likewise.
3625 * fold-const.c (fold_truth_andor): Likewise.
3626 * genautomata.c (collapse_flag): Likewise.
3627 * gengtype.h (struct type::u::s): Likewise.
3628 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
3629 * input.c (FORMAT_AMOUNT): Likewise.
3630 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
3631 (known_aggs_to_agg_replacement_list): Likewise.
3632 * ipa-inline-analysis.c: Likewise.
3633 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
3634 * ipa-polymorphic-call.c
3635 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
3636 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
3637 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
3639 * modulo-sched.c (apply_reg_moves): Likewise.
3640 * omp-expand.c (build_omp_regions_1): Likewise.
3641 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
3642 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
3643 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
3644 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3645 * value-prof.c: Likewise.
3646 * var-tracking.c (val_reset): Likewise.
3648 2017-04-03 Richard Biener <rguenther@suse.de>
3650 PR tree-optimization/80275
3651 * fold-const.c (split_address_to_core_and_offset): Handle
3654 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
3656 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
3657 descriptors is at least equal to that of functions.
3659 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
3661 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
3663 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
3666 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
3667 (mov<IMOD4:mode>): New expander.
3668 (*mov<IMOD4:mode>_internal): New insn and split pattern.
3670 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
3672 PR rtl-optimization/79405
3673 * fwprop.c (propagations_left): New variable.
3674 (forward_propagate_into): Decrement it.
3675 (fwprop_init): Initialize it.
3676 (fw_prop): If the variable has reached zero, stop propagating.
3677 (fwprop_addr): Ditto.
3679 2017-03-31 Jakub Jelinek <jakub@redhat.com>
3682 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
3683 a FUNCTION_DECL, pass it as decl instead of origin to
3686 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
3688 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
3691 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
3694 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
3695 TARGET_VSX_SMALL_INTEGER.
3697 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3699 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
3700 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
3702 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
3704 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
3705 extraction from odd-numbered MSA register.
3707 2017-03-31 Jakub Jelinek <jakub@redhat.com>
3710 * expmed.c (store_bit_field_1): Don't attempt to create
3711 a word subreg out of hard registers wider than word if they
3712 have HARD_REGNO_NREGS of 1 for their mode.
3715 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
3716 conversions to integer types wider than word and pointer.
3719 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
3720 (rtx_equal_for_cselib_p): Pass 0 to it.
3721 * cselib.c (cselib_hasher::equal): Likewise.
3722 (rtx_equal_for_cselib_1): Add depth argument. If depth
3723 is 128, don't look up VALUE locs and punt. Increment
3724 depth in recursive calls when walking VALUE locs.
3726 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
3728 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
3729 (make_gcov_file_name): Use the canonical path name for generating
3731 (read_line): Fix handling of files with ascii null bytes.
3733 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
3735 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
3736 to initialise a vector register instead
3737 of using a const_int.
3739 2017-03-30 Jakub Jelinek <jakub@redhat.com>
3741 PR translation/80189
3742 * gimplify.c (omp_default_clause): Use %qs instead of %s in
3743 diagnostic messages.
3745 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
3748 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
3749 (dfp_diex_<mode>): Update mode of operand 1.
3750 * doc/extend.texi (dxex, dxexq): Document change to return type.
3751 (diex, diexq): Document change to argument type.
3753 2017-03-30 Martin Jambor <mjambor@suse.cz>
3756 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
3757 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
3758 it reflects the signature changes performed at the callee side.
3759 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
3760 to cgraph_build_function_type_skip_args.
3761 (build_function_decl_skip_args): Adjust call to the above function.
3763 2017-03-30 Jakub Jelinek <jakub@redhat.com>
3766 * config/i386/sse.md
3767 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
3768 register as dest whenever it is a MEM not rtx_equal_p to the
3769 corresponding dup operand, and when forcing into reg move the
3770 reg into the memory afterwards.
3771 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
3772 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
3773 for the force_reg mode.
3774 (avx512vl_vextractf128<mode>): Use register as dest either
3775 always when a MEM, or when it is a MEM not rtx_equal_p to the
3776 corresponding dup operand, or even not when it is a CONST_VECTOR
3777 depending on the mode and lo vs. hi.
3778 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
3780 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
3781 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
3782 Likewise. Require that operands[2] is even.
3783 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
3784 Remove extraneous parens. Require that operands[2] is a multiple
3786 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
3787 operands[0] is a MEM if <mask_applied>, the predicates/constraints
3788 disallow memory then.
3790 2017-03-30 Richard Biener <rguenther@suse.de>
3792 PR tree-optimization/77498
3793 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
3794 to non-constants over backedges.
3796 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
3798 PR rtl-optimization/80233
3799 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
3800 as last_combined_insn. Do not test for BARRIER_P separately.
3802 2017-03-29 Andreas Schwab <schwab@suse.de>
3805 * calls.c (prepare_call_address): Convert funexp to Pmode before
3806 copying to temp reg.
3808 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3810 PR tree-optimization/80158
3811 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
3812 Handle possible future case of more than one alternate
3814 (replace_rhs_if_not_dup): Likewise.
3815 (replace_one_candidate): Likewise.
3817 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
3819 PR rtl-optimization/80193
3820 * ira.c (ira): Do not check allocation for LRA.
3822 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
3824 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
3825 (nvptx_output_simt_exit): Declare.
3826 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
3827 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
3828 (init_softstack_frame): Move initialization of crtl->is_leaf to...
3829 (nvptx_declare_function_name): ...here. Emit declaration of local
3830 memory space buffer for omp_simt_enter insn.
3831 (nvptx_output_unisimt_switch): New.
3832 (nvptx_output_softstack_switch): New.
3833 (nvptx_output_simt_enter): New.
3834 (nvptx_output_simt_exit): New.
3835 * config/nvptx/nvptx.h (struct machine_function): New fields
3836 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
3837 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
3838 (UNSPECV_SIMT_EXIT): Ditto.
3839 (omp_simt_enter_insn): New insn.
3840 (omp_simt_enter): New expansion.
3841 (omp_simt_exit): New insn.
3842 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
3844 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
3845 (expand_GOMP_SIMT_ENTER_ALLOC): New.
3846 (expand_GOMP_SIMT_EXIT): New.
3847 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
3848 (GOMP_SIMT_ENTER_ALLOC): Ditto.
3849 (GOMP_SIMT_EXIT): Ditto.
3850 * target-insns.def (omp_simt_enter): New insn.
3851 (omp_simt_exit): Ditto.
3852 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
3854 (lower_rec_simd_input_clauses): Implement SIMT privatization.
3855 (lower_rec_input_clauses): Likewise.
3856 (lower_lastprivate_clauses): Handle SIMT privatization.
3858 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
3859 (ompdevlow_adjust_simt_enter): New.
3860 (find_simtpriv_var_op): New.
3861 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
3862 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
3864 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
3865 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
3866 (copy_decl_for_dup_finish): Ditto.
3868 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
3870 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
3873 * config/i386/i386.c (ix86_option_override_internal): Always
3874 allow -mpreferred-stack-boundary=3 for 64-bit targets.
3876 2017-03-28 Bin Cheng <bin.cheng@arm.com>
3878 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
3880 2017-03-28 Bin Cheng <bin.cheng@arm.com>
3882 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
3883 mark new edge's irreducible flag accordign to it.
3884 (vect_do_peeling): Check loop preheader edge's irreducible flag
3885 and pass it to function slpeel_add_loop_guard.
3887 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
3889 PR tree-optimization/80218
3890 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
3891 Update block frequencies and counts.
3893 2017-03-28 Richard Biener <rguenther@suse.de>
3895 PR tree-optimization/78644
3896 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
3897 of a simplification result we may not use it at all.
3899 2017-03-28 Richard Biener <rguenther@suse.de>
3902 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
3903 without arguments, generate default definition of a SSA name.
3905 2017-03-28 Richard Biener <rguenther@suse.de>
3908 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
3909 TYPE_REF_CAN_ALIAS_ALL references.
3910 * fold-const.c (fold_indirect_ref_1): Likewise.
3912 2017-03-28 Martin Liska <mliska@suse.cz>
3915 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
3916 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
3918 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
3919 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
3921 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
3922 (EXTRA_SPECS): Define.
3923 (SUBTARGET_EXTRA_SPECS): Likewise.
3924 (SUBTARGET_CPP_SPEC): Likewise.
3925 * config/arc/elf.h (EXTRA_SPECS): Renamed to
3926 SUBTARGET_EXTRA_SPECS.
3927 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
3929 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
3931 * config/arc/simdext.md (vst64_insn): Update pattern.
3932 (vld32wh_insn): Likewise.
3933 (vld32wl_insn): Likewise.
3934 (vld64_insn): Likewise.
3935 (vld32_insn): Likewise.
3937 2017-03-28 Marek Polacek <polacek@redhat.com>
3940 * fold-const.c (fold_comparison): Use protected_set_expr_location
3941 instead of SET_EXPR_LOCATION.
3943 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3945 * tree.c (add_expr): Avoid name lookup warning.
3947 2017-03-27 Jeff Law <law@redhat.com>
3949 PR tree-optimization/80216
3950 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
3951 function name. Limit recursion depth.
3952 (record_temporary_equivalences): Corresponding changes.
3954 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
3956 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
3959 2017-03-27 Jakub Jelinek <jakub@redhat.com>
3962 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
3964 * cfgcleanup.c (reg_note_cfa_p): New array.
3965 (insns_have_identical_cfa_notes): New function.
3966 (old_insns_match_p): Don't cross-jump in between /f
3967 and non-/f instructions. If both i1 and i2 are frame related,
3968 verify all CFA notes, their order and content.
3970 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
3973 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
3974 HImode and SImode with zero extend to DImode to one insn.
3975 (bswap<mode>2_extenddi): Likewise.
3976 (bswapsi2_extenddi): Likewise.
3977 (bswaphi2_extendsi): Likewise.
3978 (bswaphi2): Combine bswap HImode and SImode into one insn.
3979 Separate memory insns from swapping register.
3980 (bswapsi2): Likewise.
3981 (bswap<mode>2): Likewise.
3982 (bswaphi2_internal): Delete, no longer used.
3983 (bswapsi2_internal): Likewise.
3984 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
3985 store, and gpr<-gpr swap insns.
3986 (bswap<mode>2_store): Likewise.
3987 (bswaphi2_reg): Register only splitter, combine with the splitter.
3988 (bswaphi2 splitter): Likewise.
3989 (bswapsi2_reg): Likewise.
3990 (bswapsi2 splitter): Likewise.
3991 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
3992 the insns into load, store, and register/register insns.
3993 (bswapdi2_ldbrx): Likewise.
3994 (bswapdi2_load): Likewise.
3995 (bswapdi2_store): Likewise.
3996 (bswapdi2_reg): Likewise.
3998 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
4000 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
4001 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
4003 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
4006 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
4008 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
4009 special handling for target option conflicts between dform
4010 options (-mpower9-dform, -mpower9-dform-vector,
4011 -mpower9-dform-scalar) and -mno-direct-move.
4013 2017-03-27 Richard Biener <rguenther@suse.de>
4015 PR tree-optimization/80181
4016 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
4018 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
4020 * config/arc/predicates.md (move_double_src_operand): Replace the
4021 call to move_double_src_operand with a call to address_operand.
4023 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
4025 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
4026 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
4027 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
4029 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
4031 * config/arc/predicates.md (long_immediate_loadstore_operand):
4032 Consider scaled addresses cases.
4034 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
4036 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
4037 restored when in interrupt.
4038 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
4039 doesn't have delay slot.
4041 2017-03-27 Richard Biener <rguenther@suse.de>
4044 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
4045 inlined thunk clones.
4047 2017-03-27 Jakub Jelinek <jakub@redhat.com>
4050 * asan.c (instrument_derefs): Copy over last operand from
4051 original COMPONENT_REF to the new COMPONENT_REF with
4052 DECL_BIT_FIELD_REPRESENTATIVE.
4053 * ubsan.c (instrument_object_size): Likewise.
4055 2017-03-27 Richard Biener <rguenther@suse.de>
4057 PR tree-optimization/80170
4058 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
4059 sure DR/SCEV didnt fold in constants we do not see when looking
4060 at the reference base alignment.
4062 2017-03-27 Richard Biener <rguenther@suse.de>
4065 * gimple-fold.c (fold_ctor_reference): Properly guard against
4066 NULL return value from canonicalize_constructor_val.
4068 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
4071 * config/i386/i386.c (ix86_expand_builtin)
4072 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
4073 flags reg setting and flags reg using instructions.
4074 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
4075 clobbering instructions to zero extend op2.
4077 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
4079 * doc/install.texi (Configuration) <--with-aix-soname>:
4080 Update link to AIX ld.
4082 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
4084 PR rtl-optimization/80160
4085 PR rtl-optimization/80159
4086 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
4087 reg_alternate_class into account.
4089 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
4092 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
4093 to consider in curr_insn_transform.
4095 2017-03-24 Jakub Jelinek <jakub@redhat.com>
4097 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
4098 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
4099 and emit_mode_inner.
4101 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4103 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
4104 argument to the overloaded builtin variants. Use the new flag to
4105 deprecate certain builtin variants.
4106 * config/s390/s390-builtin-types.def: Add new builtin types.
4107 * config/s390/s390-builtins.h: Support new flags field for
4108 overloaded builtins.
4109 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
4110 (s390_macro_to_expand): Enable vector float data type.
4111 (s390_cpu_cpp_builtins_internal): Indicate support of the new
4112 builtins by incrementing the __VEC__ version number.
4113 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
4115 (s390_resolve_overloaded_builtin): Emit error messages depending
4116 on the builtin flags.
4117 * config/s390/s390.c (s390_expand_builtin): Support additional
4118 flags argument. Change error message to match the messages
4119 emitted in s390-c.c.
4120 * config/s390/s390.md: New UNSPEC_* constants.
4121 (op_type): Add new instruction types.
4122 * config/s390/vecintrin.h: Add new builtins and test data class
4124 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
4125 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
4126 (VEC_INEXACT, VEC_NOINEXACT): New constants.
4127 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
4128 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
4129 ("vec_mergel<mode>"): V_HW -> VEC_HW.
4131 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
4132 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
4133 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
4134 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
4136 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
4137 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
4138 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
4139 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
4141 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
4142 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
4143 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
4144 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
4145 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
4146 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
4147 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
4149 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
4150 ("vec_scatter_element<V_HW_4:mode>_DI")
4151 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
4152 ("vec_fpint<mode>", "vflls")
4153 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
4154 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
4155 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
4156 ("*vec_cmphe<mode>_cc"): ... these.
4158 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
4159 mode constant instead of magic value.
4161 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4163 * config/s390/s390.c (s390_expand_vec_compare): Support other
4164 vector floating point modes than just V2DF.
4165 (s390_expand_vcond): Likewise.
4166 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
4167 (s390_cannot_change_mode_class): Prevent mode changes between TF
4168 and V1TF in vector registers.
4169 * config/s390/s390.md (DF, SF): New mode attributes.
4170 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
4171 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
4172 SFmode support for VRs.
4173 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
4175 (VFT, VF_HW): New mode iterators.
4176 (vw, sdx): New mode attributes.
4177 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
4178 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
4179 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
4180 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
4181 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
4182 also the new vector floating point modes. Renaming to ...
4184 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
4185 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
4186 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
4187 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
4188 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
4189 ("vec_unordered<mode>"): ... these.
4191 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
4192 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
4193 ("*vec_extendv2df"): New insn definitions.
4195 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4197 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
4198 ("mulditi3_2", "*muldi3_sign"): New patterns.
4199 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
4200 rename the pattern definition.
4202 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4204 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
4206 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
4208 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4210 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
4211 instruction if possible.
4212 * config/s390/vector.md (vec_halfnumelts): New mode
4214 ("*vec_vllezlf<mode>"): New pattern.
4216 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4218 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
4219 ("popcountv4si2", "popcountv2di2"): Rename to ...
4220 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
4221 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
4223 ("popcount<mode>2_vxe"): New pattern.
4225 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4227 * common/config/s390/s390-common.c (processor_flags_table): Add
4229 * config.gcc: Add arch12.
4230 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4231 Default to arch12 for unknown CPU model numbers.
4232 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
4233 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
4234 PROCESSOR_max sanity check.
4235 * config/s390/s390-opts.h (enum processor_type): Add
4237 * config/s390/s390.c (processor_table): Add arch12.
4238 (s390_expand_builtin): Add check for B_VXE flag.
4239 (s390_issue_rate): Add PROCESSOR_ARCH12.
4240 (s390_get_sched_attrmask): Likewise.
4241 (s390_get_unit_mask): Likewise.
4242 (s390_sched_score): Enable z13 scheduling for arch12.
4243 (s390_sched_reorder): Likewise.
4244 (s390_sched_variable_issue): Likewise.
4245 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
4247 (s390_tune_attr): Use z13 scheduling also for arch12.
4248 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
4249 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
4250 (TARGET_VXE_P): New macros.
4251 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
4252 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
4253 * config/s390/s390.opt: Add arch12 as processor_type.
4255 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4257 * config/s390/s390.md
4258 ("fixuns_truncdddi2", "fixuns_trunctddi2")
4259 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
4260 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
4262 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
4263 Rename expanders to ...
4265 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
4266 ("fixuns_truncdddi2_emu"): ... these.
4268 ("fixuns_trunc<mode>si2_emu"): New expander.
4270 ("*fixuns_truncdfdi2_z13"): Rename to ...
4271 ("*fixuns_truncdfdi2_vx"): ... this.
4273 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4275 * config/s390/2964.md: Remove the single element vector compare
4276 instructions which are no longer used.
4277 * config/s390/s390.c (s390_select_ccmode): Remove handling of
4279 (s390_canonicalize_comparison): Remove handling of DFmode
4281 (s390_expand_vec_compare_scalar): Remove function.
4282 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
4283 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
4285 ("*cmp<mode>_ccs"): Add wfcdb instruction.
4287 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4289 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
4291 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
4292 will anyway by matched by mov<mode>_64dfp.
4294 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4296 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
4297 vlef/vstef. Add missing operand to vleif.
4299 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4301 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
4302 pair for all vector types with 64 bit elements.
4303 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
4304 * config/s390/vector.md (V_HW_64): ... here.
4305 (V_128_NOSINGLE): New mode iterator.
4306 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
4307 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
4308 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
4309 ("*vec_load_pairv2di"): Change to ...
4310 ("*vec_load_pair<mode>"): ... this one.
4312 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4314 * config/s390/constraints.md: Add comments.
4315 (jKK): Reject element sizes > 8 bytes.
4316 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
4318 * config/s390/s390.md: Add the s_operand checks formerly in
4319 s390_split_ok_p to various splitters where they are still
4321 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
4322 for 128 bit vectors. Plus two splitters.
4324 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4326 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
4329 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4332 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
4333 error if the boundary argument is not constant.
4335 2017-03-24 Jakub Jelinek <jakub@redhat.com>
4337 PR rtl-optimization/80112
4338 * loop-doloop.c (doloop_condition_get): Don't check condition
4339 if cmp isn't SET with IF_THEN_ELSE src.
4341 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4343 PR tree-optimization/80158
4344 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
4345 replacing a candidate statement, also replace it for the
4346 candidate's alternate interpretation.
4347 (replace_rhs_if_not_dup): Likewise.
4348 (replace_one_candidate): Likewise.
4350 2017-03-24 Richard Biener <rguenther@suse.de>
4352 PR tree-optimization/80167
4353 * graphite-isl-ast-to-gimple.c
4354 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
4356 (translate_isl_ast_to_gimple::get_rename): Likewise.
4358 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
4360 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
4361 handling of certain combinations of target options, including the
4362 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
4363 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
4365 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4368 * config/arm/arm.md (*load_multiple): Add reload_completed to
4371 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4372 Richard Biener <rguenth@suse.de>
4374 PR tree-optimization/79908
4375 PR tree-optimization/80136
4376 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
4377 been cast away, gimplify_and_add suffices.
4379 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
4381 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
4383 2017-03-23 Richard Biener <rguenther@suse.de>
4385 PR tree-optimization/80032
4386 * gimplify.c (gimple_push_cleanup): Forced unconditional
4387 cleanups still have to go to the conditional_cleanups
4390 2017-03-22 Jakub Jelinek <jakub@redhat.com>
4392 PR tree-optimization/80072
4393 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
4395 (next_operand_entry_id): Change type to unsigned int.
4396 (sort_by_operand_rank): Make sure to return the right return value
4397 even if unsigned fields are bigger than INT_MAX.
4398 (struct oecount): Change cnt and id type to unsigned int.
4399 (oecount_hasher::equal): Formatting fix.
4400 (oecount_cmp): Make sure to return the right return value
4401 even if unsigned fields are bigger than INT_MAX.
4402 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
4405 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
4406 TREE_READONLY on result if writing it more than once.
4409 * doc/invoke.texi (-fsanitize=thread): Document that with
4410 -fnon-call-exceptions atomics are not able to throw
4414 * tsan.c: Include tree-eh.h.
4415 (instrument_builtin_call): Call maybe_clean_eh_stmt or
4416 maybe_clean_or_replace_eh_stmt where needed.
4417 (instrument_memory_accesses): Add cfg_changed argument.
4418 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
4419 if it returned true.
4420 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
4422 PR rtl-optimization/63191
4423 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
4424 wrapper function, moved the whole old content into ...
4425 (ix86_delegitimize_address_1): ... this. New inline function.
4426 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
4427 true as last argument instead of ix86_delegitimize_address.
4429 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
4431 * config/aarch64/aarch64.c (generic_branch_cost): Copy
4432 cortexa57_branch_cost.
4434 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
4436 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
4438 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4441 * doc/md.texi (Constraints): Document wA constraint.
4442 * config/rs6000/constraints.md (wA): New.
4443 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
4444 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
4445 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
4446 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
4448 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
4451 * gimplify.c (is_oacc_declared): New function.
4452 (oacc_default_clause): Use it to set default flags for acc declared
4453 variables inside parallel regions.
4454 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
4456 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
4457 declare attribute to any decl as necessary.
4459 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4462 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
4463 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
4464 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
4465 (arm_arch_lpae): This.
4466 * config/arm/arm.c (arm_arch7ve): Rename into ...
4467 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
4468 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
4471 2017-03-22 Martin Liska <mliska@suse.cz>
4474 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
4475 error message instead of an ICE.
4477 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4479 * doc/extend.texi (6.11 Additional Floating Types): Revise.
4481 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
4483 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
4485 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
4488 2017-03-21 Martin Sebor <msebor@redhat.com>
4490 * doc/extend.texi: Use "cannot" instead of "can't."
4491 * doc/hostconfig.texi: Same.
4492 * doc/install.texi: Same.
4493 * doc/invoke.texi: Same.
4494 * doc/loop.texi: Same.
4495 * doc/md.texi: Same.
4496 * doc/objc.texi: Same.
4497 * doc/rtl.texi: Same.
4498 * doc/tm.texi: Same.
4499 * doc/tm.texi.in: Same.
4500 * doc/trouble.texi: Same.
4502 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
4505 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
4506 (collect_checksum_attributes): Set it.
4507 (die_checksum_ordered): Use it.
4509 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4511 PR tree-optimization/79908
4512 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
4513 change: For a VA_ARG whose LHS has been cast away, use
4514 force_gimple_operand to construct the side effects.
4516 2017-03-21 David Malcolm <dmalcolm@redhat.com>
4518 PR translation/80001
4519 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
4520 more amenable to translation.
4521 (oacc_loop_auto_partitions): Likewise.
4523 2017-03-21 Marek Polacek <polacek@redhat.com>
4524 Martin Sebor <msebor@redhat.com>
4526 PR tree-optimization/80109
4527 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
4530 2017-03-21 Jakub Jelinek <jakub@redhat.com>
4531 Segher Boessenkool <segher@kernel.crashing.org>
4534 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
4535 check reg_used_between_p between insn and one of succ or succ2
4536 depending on if succ is artificial insn not inserted into insn
4539 2017-03-21 Martin Liska <mliska@suse.cz>
4541 PR gcov-profile/80081
4542 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
4543 * doc/gcc.texi: Include gcov-dump stuff.
4544 * doc/gcov-dump.texi: New file.
4546 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
4548 PR rtl-optimization/79150
4549 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
4550 conditional jump, if the jump is the last insn of the loop.
4552 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4553 Richard Biener <rguenth@suse.de>
4555 PR tree-optimization/79908
4556 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
4557 been cast away, use force_gimple_operand to construct the side
4560 2017-03-21 Martin Liska <mliska@suse.cz>
4563 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
4566 2017-03-21 Brad Spengler <spender@grsecurity.net>
4569 * plugin.c (htab_hash_plugin): New function.
4570 (add_new_plugin): Use it and adjust.
4571 (parse_plugin_arg_opt): Adjust.
4572 (init_one_plugin): Likewise.
4574 2017-03-21 Richard Biener <rguenther@suse.de>
4576 PR tree-optimization/80032
4577 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
4578 if set force the cleanup to happen unconditionally.
4579 (gimplify_target_expr): Push inserted clobbers with force_uncond
4580 to avoid them being removed by control-dependent DCE.
4582 2017-03-21 Richard Biener <rguenther@suse.de>
4584 PR tree-optimization/80122
4585 * tree-inline.c (copy_bb): Do not expans va-arg packs or
4586 va_arg_pack_len when the inlined call stmt requires pack
4588 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
4590 2017-03-21 Jakub Jelinek <jakub@redhat.com>
4593 * tsan.c (instrument_builtin_call): If the memory model argument
4594 is not a constant, assume it is valid.
4597 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
4600 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
4602 PR rtl-optimization/79910
4603 * combine.c (can_combine_p): Do not allow combining an I0 or I1
4604 if its dest is used by an insn before I2 (other than the combined
4605 insns themselves, which are properly handled already).
4607 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
4610 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
4612 * combine.c (record_used_regs): New static function.
4613 (try_combine): Handle situations where there is an additional
4614 instruction between I2 and I3 which needs to have a LOG_LINK
4618 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
4620 * combine.c (try_combine): Delete redundant i1 test. Call
4621 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
4623 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4626 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
4629 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4631 PR tree-optimization/80054
4632 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
4633 the optimization if a PHI or any of its arguments is not dominated
4634 by the candidate's basis. Use gphi* rather than gimple* as
4636 (replace_profitable_candidates): Clean up a gimple* variable that
4637 should be a gphi* variable.
4639 2017-03-20 Martin Sebor <msebor@redhat.com>
4642 * doc/extend.texi (attribute constructor): Document present limitation.
4644 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
4647 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
4648 __POWER9_VECTOR__ #ifdef control, change template definition to
4649 use Power9-specific built-in function.
4650 (vec_any_eq): Likewise.
4651 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
4652 to control outcomes from this test.
4653 (vector_ae_<mode>p): For VEC_F modes, likewise.
4655 2017-03-20 Ian Lance Taylor <iant@google.com>
4657 * config/i386/i386.c (ix86_function_regparm): Save an extra
4658 register for -fsplit-stack with DECL_STATIC_CHAIN.
4660 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
4663 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
4664 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
4666 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
4668 * config/riscv/riscv.c (riscv_print_operand): Use "fence
4670 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
4673 2017-03-20 Marek Polacek <polacek@redhat.com>
4676 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
4678 2017-03-20 Richard Biener <rguenther@suse.de>
4680 PR tree-optimization/80113
4681 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
4682 allocate extra SSA name for PHI def.
4683 (add_close_phis_to_outer_loops): Likewise.
4684 (add_close_phis_to_merge_points): Likewise.
4685 (copy_loop_close_phi_args): Likewise.
4686 (copy_cond_phi_nodes): Likewise.
4688 2017-03-20 Martin Liska <mliska@suse.cz>
4691 * tree-chkp.c (chkp_build_returned_bound): Do not build
4692 returned bounds for a LHS that's not a BOUNDED_P type.
4694 2017-03-20 Martin Liska <mliska@suse.cz>
4698 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
4699 COMPLEX_CST and VECTOR_CST.
4701 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4704 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
4705 target operand. A new splitter adds the clobber statement in case
4706 the target operand is dead anyway.
4708 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
4710 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
4711 to age-old versions of binutils and glibc.
4713 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
4715 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
4717 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
4719 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
4721 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
4723 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
4724 requirement for binutils 2.13.
4726 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
4728 * combine.c (try_combine): Delete redundant i1 test. Call
4729 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
4731 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
4733 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
4734 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
4736 <riscv64-*-elf>: Re-arrange section
4737 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
4738 <riscv32-*-linux>: Likewise.
4739 <riscv64-*-elf>: Likewise
4740 <riscv64-*-linux>: Likewise.
4742 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
4745 * aarch64.opt(verbose-cost-dump): Fix typo.
4747 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
4750 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
4751 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
4753 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
4755 * reload.c (find_reloads): When reloading a nonoffsettable address,
4756 use RELOAD_OTHER for it and its address reloads.
4758 PR rtl-optimization/79910
4759 * combine.c (record_used_regs): New static function.
4760 (try_combine): Handle situations where there is an additional
4761 instruction between I2 and I3 which needs to have a LOG_LINK
4764 2017-03-17 Jeff Law <law@redhat.com>
4766 PR tree-optimization/71437
4767 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
4768 conditional in the hash table first.
4769 (vrp_dom_walker::before_dom_children): Extract condition from
4770 ASSERT_EXPR. Record condition, its inverion and any implied
4773 2017-03-17 Marek Polacek <polacek@redhat.com>
4774 Markus Trippelsdorf <markus@trippelsdorf.de>
4776 PR tree-optimization/80079
4777 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
4780 2017-03-17 Richard Biener <rguenther@suse.de>
4783 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
4784 Properly verify the LHS before the RHS possibly claims to be
4786 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
4789 2017-03-17 Martin Jambor <mjambor@suse.cz>
4791 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
4792 (List of -O2 options): Likewise.
4793 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
4796 2017-03-17 Tom de Vries <tom@codesourcery.com>
4798 * gcov-dump.c (print_usage): Print bug_report_url.
4800 2017-03-17 Richard Biener <rguenther@suse.de>
4803 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
4804 (parser::peek): Likewise.
4806 2017-03-17 Richard Biener <rguenther@suse.de>
4808 PR tree-optimization/80048
4809 * sese.c (free_sese_info): Properly release rename_map and
4810 copied_bb_map elements.
4812 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
4814 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
4815 Add linked-list forward and backlinks. Insert on
4816 construction, remove on destruction.
4817 (class pass_store_merging): Add m_stores_head field.
4818 (pass_store_merging::terminate_and_process_all_chains):
4819 Iterate over m_stores_head list.
4820 (pass_store_merging::terminate_all_aliasing_chains):
4822 (pass_store_merging::execute): Check for debug stmts first.
4823 Push new chains onto the m_stores_head stack.
4825 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
4828 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
4829 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
4830 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
4832 2017-03-16 Jeff Law <law@redhat.com>
4834 PR tree-optimization/71437
4835 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
4836 member function. Implementation moved into after_dom_children
4837 member function and into the threader's thread_outgoing_edges
4839 (dom_opt_dom_walker::after_dom_children): Simplify by moving
4840 some code into new thread_outgoing_edges.
4841 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
4842 definition. Simplify marker handling (do it here). Assume we always
4843 have the available expression and the const/copies tables.
4844 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
4846 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
4847 * tree-vrp.c (equiv_stack): No longer file scoped.
4848 (vrp_dom_walker): New class.
4849 (vrp_dom_walker::before_dom_children): New member function.
4850 (vrp_dom_walker::after_dom_children): Likewise.
4851 (identify_jump_threads): Setup domwalker. Use it rather than
4852 walking edges in a random order by hand. Simplify setup/finalization.
4853 (finalize_jump_threads): Remove.
4854 (vrp_finalize): Do not call identify_jump_threads here.
4855 (execute_vrp): Do it here instead and call thread_through_all_blocks
4858 PR tree-optimization/71437
4859 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
4861 (simplify_stmt_for_jump_threading): Add basic_block argument. All
4863 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
4864 (dom_opt_dom_walker::thread_across_edge): Remove
4865 handle_dominating_asserts argument. All callers changed.
4866 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
4867 changes. Remove calls to lhs_of_dominating_assert. Other
4868 uses of handle_dominating_asserts turn into unconditional code
4869 (simplify_control_stmt_condition_1): Likewise.
4870 (simplify_control_stmt_condition): Likewise.
4871 (thread_through_normal_block, thread_across_edge): Likewise.
4872 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
4873 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
4874 object if it is not an SSA_NAME.
4875 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
4876 before calling into the VRP specific simplifiers.
4877 (identify_jump_threads): Remove handle_dominating_asserts
4880 2017-03-16 Jakub Jelinek <jakub@redhat.com>
4883 * tree-diagnostic.c (default_tree_printer): No longer static.
4884 * tree-diagnostic.h (default_tree_printer): New prototype.
4886 2017-03-16 Tamar Christina <tamar.christina@arm.com>
4888 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
4889 Change ins into fmov.
4891 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4893 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
4894 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
4895 Use h_con constraint for operand 1.
4896 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
4897 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
4899 2017-03-15 Jeff Law <law@redhat.com>
4901 PR tree-optimization/71437
4902 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
4903 (record_temporary_equivalences): Use it.
4905 PR tree-optimization/71437
4906 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
4907 tree-ssa-scopedtables.
4908 (lookup_avail_expr, build_and_record_new_cond): Likewise.
4909 (record_conditions, record_cond, vuse_eq): Likewise.
4910 (record_edge_info): Adjust to API tweak of record_conditions.
4911 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
4912 (record_temporary_equivalences, optimize_stmt): Likewise.
4913 (eliminate_redundant_computations): Likewise.
4914 (record_equivalences_from_stmt): Likewise.
4915 * tree-ssa-scopedtables.c: Include options.h and params.h.
4916 (vuse_eq): New function, moved from tree-ssa-dom.c
4917 (build_and_record_new_cond): Likewise.
4918 (record_conditions): Likewise. Accept vector of conditions rather
4919 than edge_equivalence structure for first argument.
4920 for the first argument.
4921 (avail_exprs_stack::lookup_avail_expr): New member function, moved
4922 from tree-ssa-dom.c.
4923 (avail_exprs_stack::record_cond): Likewise.
4924 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
4925 from tree-ssa-dom.c.
4926 (avail_exprs_stack): Add new member functions lookup_avail_expr
4928 (record_conditions): Declare.
4930 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
4933 * lra-constraints.c (process_alt_operands): Increase reject for
4934 reloading an input/output operand.
4936 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4939 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
4940 insns to convert from signed/unsigned char/short to IEEE 128-bit
4942 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
4944 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
4947 * config/i386/i386.c (ix86_vector_duplicate_value): Create
4948 subreg of inner mode for values already in registers.
4950 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
4952 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
4953 iteration reg is used after the loop.
4955 2017-03-14 Martin Sebor <msebor@redhat.com>
4957 PR tree-optimization/79800
4958 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
4959 precision in negative-positive range.
4960 (format_floating): Call non-const overload with adjusted precision.
4962 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4965 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
4968 2017-03-14 Martin Sebor <msebor@redhat.com>
4971 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
4972 * builtins.def (aligned_alloc): Use it.
4975 * Makefile.in (GTFILES): Add calls.c.
4976 * calls.c: Include "gt-calls.h".
4978 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
4980 PR rtl-optimization/79728
4981 * regs.h (struct target_regs): New field
4982 x_contains_allocatable_regs_of_mode.
4983 (contains_allocatable_regs_of_mode): New macro.
4984 * reginfo.c (init_reg_sets_1): Initialize it, and change
4985 contains_reg_of_mode so it includes global regs as well.
4986 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
4987 rather than contains_regs_of_mode.
4989 2017-03-14 Martin Liska <mliska@suse.cz>
4991 * doc/invoke.texi: Document options that can't be combined with
4992 -fcheck-pointer-bounds.
4994 2017-03-14 Martin Liska <mliska@suse.cz>
4997 * doc/invoke.texi (-Wchkp): Document the option.
4999 2017-03-14 Martin Liska <mliska@suse.cz>
5001 * Makefile.in: Install gcov-dump.
5003 2017-03-14 Martin Liska <mliska@suse.cz>
5005 * multiple_target.c (expand_target_clones): Bail out for
5006 an invalid attribute.
5008 2017-03-14 Richard Biener <rguenther@suse.de>
5010 * alias.c (struct alias_set_entry): Pack properly.
5011 * cfgloop.h (struct loop): Likewise.
5012 * cse.c (struct set): Likewise.
5013 * ipa-utils.c (struct searchc_env): Likewise.
5014 * loop-invariant.c (struct invariant): Likewise.
5015 * lra-remat.c (struct cand): Likewise.
5016 * recog.c (struct change_t): Likewise.
5017 * rtl.h (struct address_info): Likewise.
5018 * symbol-summary.h (function_summary): Likewise.
5019 * tree-loop-distribution.c (struct partition): Likewise.
5020 * tree-object-size.c (struct object_size_info): Likewise.
5021 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
5022 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
5023 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
5024 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
5025 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
5026 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
5027 (struct _stmt_vec_info): Likewise.
5029 2017-03-14 Martin Liska <mliska@suse.cz>
5032 * multiple_target.c (create_dispatcher_calls): Check that
5033 a target can create a function dispatcher.
5035 2017-03-14 Martin Liska <mliska@suse.cz>
5038 * multiple_target.c (expand_target_clones): Drop local.local
5039 flag for default implementation.
5041 2017-03-14 Richard Biener <rguenther@suse.de>
5043 PR tree-optimization/80030
5044 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
5046 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
5048 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
5049 gcc_fallthrough() instead of __attribute__((fallthrough));
5051 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
5053 * doc/gcc.texi: Remove "up" link to (DIR).
5054 * doc/gccint.texi: Ditto.
5056 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
5058 * doc/install.texi (Specific) <avr>: Remove reference to
5061 2017-03-13 Jeff Law <law@redhat.com>
5063 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
5064 attribute rather than comments.
5066 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
5067 match_scratch operand is highest.
5069 2017-03-13 Martin Liska <mliska@suse.cz>
5072 * ipa-pure-const.c (warn_function_noreturn): If the declarations
5073 is a CHKP clone, use original declaration.
5075 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
5077 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
5078 (arc_conditional_register_usage): Use a different allocation order
5079 when optimizing for size.
5080 * common/config/arc/arc-common.c (arc_option_optimization_table):
5081 Section anchors default on when optimizing for size.
5083 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
5085 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
5087 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
5089 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
5090 * config/arc/arc.md (cpu_facility): Add cd variant.
5091 (*movqi_insn): Add code density variant.
5092 (*movhi_insn): Likewise.
5093 (*movqi_insn): Likewise.
5094 (*addsi3_mixed): Likewise.
5095 (subsi3_insn): Likewise.
5097 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
5099 * config/arc/arc.md (movsi_cond_exec): Update constraint.
5101 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
5103 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
5104 expressions with MINUS and UNARY ops.
5106 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5109 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
5111 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
5112 between vec_select and vector argument.
5113 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
5114 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
5115 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
5116 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
5117 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
5118 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
5120 2017-03-13 Richard Biener <rguenther@suse.de>
5123 * params.def (vect-max-peeling-for-alignment): Fix typo.
5125 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
5127 * doc/install.texi (Specific) <mips-*-*>: Remove description of
5128 issue that only occurred with binutils below 2.18.
5130 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
5132 * doc/install.texi (Specific) <cris-axis-elf>: No longer
5133 refer to binutils 2.11/2.12 minimum.
5135 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
5137 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
5138 ftp.kernel.org and simplify binutils requirement.
5140 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
5142 * doc/invoke.texi (Warning Options): Fix spelling of link-time
5144 (Optimize Options): Ditto. Also remove redundancy.
5146 2017-03-10 David Malcolm <dmalcolm@redhat.com>
5148 PR translation/79848
5149 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
5151 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
5152 to G_ to avoid double translation.
5154 2017-03-10 David Malcolm <dmalcolm@redhat.com>
5156 PR translation/79923
5157 * auto-profile.c (get_combined_location): Convert leading
5158 character of diagnostics to lower case and remove trailing period.
5159 (read_profile): Likewise for various diagnostics.
5160 * config/arm/arm.c (arm_option_override): Remove trailing period
5161 from various diagnostics.
5162 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
5163 (msp430_expand_delay_cycles): Likewise.
5165 2017-03-10 David Malcolm <dmalcolm@redhat.com>
5168 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
5169 full command-line argument, rather than just "str".
5170 (aarch64_validate_march): Likewise.
5171 (aarch64_validate_mtune): Likewise.
5173 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
5175 PR rtl-optimization/78911
5176 * lra-assigns.c (must_not_spill_p): New function.
5177 (spill_for): Use it.
5179 2017-03-10 Jakub Jelinek <jakub@redhat.com>
5181 PR tree-optimization/79981
5182 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
5183 ATOMIC_COMPARE_EXCHANGE ifn result.
5184 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
5185 IFN_ATOMIC_COMPARE_EXCHANGE.
5187 2017-03-10 David Malcolm <dmalcolm@redhat.com>
5190 * opts.c (parse_sanitizer_options): Add missing question mark to
5191 "did you mean" message.
5193 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5195 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
5197 (VMULEUH_UNS): Likewise.
5198 (VMULOUB_UNS): Likewise.
5199 (VMULOUH_UNS): Likewise.
5200 * config/rs6000/rs6000.c (builtin_function_type): Remove
5201 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
5203 2017-03-10 David Malcolm <dmalcolm@redhat.com>
5206 * read-rtl-function.c (function_reader::read_rtx_operand): Update
5207 x with result of extra_parsing_for_operand_code_0.
5208 (function_reader::extra_parsing_for_operand_code_0): Convert
5209 return type from void to rtx, returning x. When reading
5210 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
5211 larger size containing struct block_symbol.
5213 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
5215 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
5216 -mfloat128-hardware without -m64.
5218 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
5221 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
5222 entries to the case statement that marks unsigned arguments to
5223 overloaded functions.
5225 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
5227 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
5228 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
5230 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
5233 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
5234 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
5236 2017-03-10 Martin Liska <mliska@suse.cz>
5240 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
5241 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
5244 2017-03-10 Olivier Hainque <hainque@adacore.com>
5246 * tree-switch-conversion (array_value_type): Start by resetting
5247 candidate type to it's main variant.
5249 2017-03-10 Jakub Jelinek <jakub@redhat.com>
5251 PR rtl-optimization/79909
5252 * combine.c (try_combine): Use simplify_replace_rtx on individual
5253 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
5254 of the whole CALL_INSN_FUNCTION_USAGE.
5256 PR tree-optimization/79972
5257 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
5258 get_range_info on SSA_NAMEs. Formatting fixes.
5260 2017-03-10 Richard Biener <rguenther@suse.de>
5261 Jakub Jelinek <jakub@redhat.com>
5263 PR tree-optimization/77975
5264 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
5265 edge to be constant.
5266 (get_val_for): For constant x return it. Formatting fix.
5267 (loop_niter_by_eval): Avoid pointless looping if the next iteration
5268 would use the same bases as the current one.
5270 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5272 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
5273 instead of vec_select for V1TImode.
5274 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
5276 (VSX_LE_128): Add V1TI to this mode iterator.
5277 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
5278 (*vsx_le_perm_store_<mode>): Likewise.
5279 (pre-reload splitter for VSX stores): Likewise.
5280 (post-reload splitter for VSX stores): Likewise.
5281 (*vsx_xxpermdi2_le_<mode>): Likewise.
5282 (*vsx_lxvd2x2_le_<mode>): Likewise.
5283 (*vsx_stxvd2x2_le_<mode>): Likewise.
5285 2017-03-09 Michael Eager <eager@eagercon.com>
5287 Correct failures with --enable-checking=yes,rtl.
5289 * config/microblaze/microblaze.c (microblaze_expand_shift):
5290 Replace GET_CODE test with CONST_INT_P and INTVAL test with
5291 test for const0_rtx.
5292 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
5293 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
5295 2017-03-09 Richard Biener <rguenther@suse.de>
5297 PR tree-optimization/79977
5298 * graphite-scop-detection.c (scop_detection::merge_sese):
5299 Handle the case of extra exits to blocks dominating the entry.
5301 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
5303 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
5306 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
5308 PR rtl-optimization/79949
5309 * lra-constraints.c (process_alt_operands): Check memory when
5310 trying to predict a cycle. Print about the overall increase.
5312 2017-03-09 Richard Biener <rguenther@suse.de>
5315 * gimple-expr.c (useless_type_conversion_p): Preserve
5316 TYPE_SATURATING for fixed-point types.
5318 2017-03-09 Richard Biener <rguenther@suse.de>
5321 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
5322 alignment of BLKmode params.
5324 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5327 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
5328 (VALL_NO_V2Q): Likewise.
5330 * config/aarch64/aarch64-simd.md
5331 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
5333 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
5334 VALL_NO_V2Q mode iterator.
5335 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
5337 2017-03-09 Martin Liska <mliska@suse.cz>
5339 PR tree-optimization/79631
5340 * tree-chkp-opt.c (chkp_is_constant_addr): Call
5341 tree_int_cst_sign_bit just for INTEGER constants.
5343 2017-03-09 Martin Liska <mliska@suse.cz>
5347 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
5350 2017-03-09 Marek Polacek <polacek@redhat.com>
5353 * tree.c (inchash::add_expr): Handle TREE_VEC.
5355 2017-03-09 Martin Liska <mliska@suse.cz>
5358 (chkp_narrow_size_and_offset): New function.
5359 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
5360 (void chkp_parse_bit_field_ref): New function.
5361 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
5362 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
5364 2017-03-09 Martin Liska <mliska@suse.cz>
5367 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
5368 (chkp_find_bounds_1): Remove gcc_unreachable.
5370 2017-03-09 Jakub Jelinek <jakub@redhat.com>
5373 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
5374 BUILT_IN_SYNC*, determine the access type from the size suffix and
5375 always build a MEM_REF with that type. Handle forgotten
5376 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
5379 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
5380 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
5381 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
5382 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
5383 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
5384 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
5385 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
5386 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
5387 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
5388 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
5389 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
5390 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
5391 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
5392 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
5393 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
5394 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
5395 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
5396 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
5397 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
5398 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
5399 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
5400 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
5401 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
5402 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
5403 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
5404 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
5405 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
5406 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
5407 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
5408 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
5409 definitions outside of __OPTIMIZE__ guarded section.
5412 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
5413 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
5414 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
5415 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
5418 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5420 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
5421 ("vfenez<mode>"): Add missing constraints.
5423 2017-03-08 Martin Sebor <msebor@redhat.com>
5426 * config/nds32/nds32.c (nds32_option_override):
5427 Fix misspelled diagnostic.
5429 2017-03-08 Jakub Jelinek <jakub@redhat.com>
5432 * gimplify.c (gimplify_omp_for): Replace index var in outer
5433 taskloop statement with an artificial variable and add
5434 OMP_CLAUSE_PRIVATE clause for it.
5436 2017-03-08 Richard Biener <rguenther@suse.de>
5438 PR tree-optimization/79955
5439 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
5440 for accesses that are completely outside of the variable.
5442 2017-03-08 Andrew Haley <aph@redhat.com>
5444 PR tree-optimization/79943
5445 * tree-ssa-loop-split.c (compute_new_first_bound): When
5446 calculating the new upper bound, (END-BEG) should be added, not
5449 2017-03-08 Jakub Jelinek <jakub@redhat.com>
5451 * config/avr/avr.md (setmemhi): Make sure match_dup
5452 operand number comes before match_scratch.
5454 2017-03-08 Richard Biener <rguenther@suse.de>
5456 PR tree-optimization/79920
5457 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
5458 with ncopies == 1 to ...
5459 (vect_transform_slp_perm_load): ... here. Properly compute
5460 all element loads by iterating VF times over the group. Do
5461 not handle ncopies (computed in a broken way) in
5462 vect_create_mask_and_perm.
5464 2017-03-08 Jakub Jelinek <jakub@redhat.com>
5467 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
5468 is a uniform vector, use uniform_vector_p return value instead of
5469 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
5471 2017-03-07 Marek Polacek <polacek@redhat.com>
5474 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
5475 (alloca_call_type): Likewise.
5477 2017-03-07 Martin Liska <mliska@suse.cz>
5479 * gcov.c (process_args): Put comment to correct location.
5481 2017-03-07 Martin Liska <mliska@suse.cz>
5484 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
5485 Use array_at_struct_end_p instead of DECL_CHAIN (field).
5486 (chkp_narrow_bounds_for_field): Likewise.
5487 (chkp_parse_array_and_component_ref): Pass one more argument to
5490 2017-03-07 Richard Biener <rguenther@suse.de>
5492 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
5495 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
5497 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
5498 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
5500 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5503 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
5504 to end of description.
5505 (PARAM_MAX_STORES_TO_MERGE): Likewise.
5507 2017-03-07 Jakub Jelinek <jakub@redhat.com>
5509 PR rtl-optimization/79901
5510 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
5512 (*avx512f_<code><mode>3<mask_name>): ... this.
5513 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
5514 iterator instead of VI8_AVX2_AVX512BW.
5516 PR rtl-optimization/79901
5517 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
5518 min/max expander, expand it using expand_vec_cond_expr.
5521 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
5524 2017-03-06 Jakub Jelinek <jakub@redhat.com>
5527 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
5528 to void * for PCH reasons.
5529 * dwarf2out.c (output_loc_operands, output_die): Cast
5530 v.val_vec.array to unsigned char *.
5532 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
5535 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
5538 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
5540 PR rtl-optimization/79571
5541 * lra-constraints.c (process_alt_operands): Calculate static
5542 reject and subtract it from overall when only addresses will be
5545 2017-03-06 Julia Koval <julia.koval@intel.com>
5548 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
5549 incoming stack boundary to 128 for 64-bit targets.
5551 2017-03-06 Richard Biener <rguenther@suse.de>
5553 PR tree-optimization/79894
5554 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
5555 to NULL after folding it.
5557 2017-03-06 Richard Biener <rguenther@suse.de>
5559 PR tree-optimization/79824
5560 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
5561 check disabling peeling for gaps.
5563 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
5565 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
5566 attributes): Document gettimeofday.
5568 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
5570 * config/s390/s390.c (s390_option_override_internal): Set
5571 PARAM_MIN_VECT_LOOP_BOUND
5573 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
5575 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
5576 * config/s390/s390.md: Likewise.
5578 2017-03-06 Jakub Jelinek <jakub@redhat.com>
5581 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
5582 (<avx2_avx512>_perm<mode>): Rename to ...
5583 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
5585 (<avx512>_perm<mode>_mask): Rename to ...
5586 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
5588 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
5589 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
5590 instead of VI8F_256_512.
5591 (avx512f_perm<mode>): New define_expand.
5592 (avx512f_perm<mode>_mask): Likewise.
5593 (avx512f_perm<mode>_1<mask_name>): New define_insn.
5594 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
5596 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
5598 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
5599 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
5601 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
5603 2017-03-06 Martin Liska <mliska@suse.cz>
5606 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
5607 when having a SSA NAME w/o VAR_DECL assigned to it.
5609 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
5611 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
5612 msa_dpsub_<su>_d): Fix MODE for vec_select.
5614 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
5616 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
5618 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
5620 2017-03-06 Richard Biener <rguenther@suse.de>
5622 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
5623 * plugin.c (register_plugin_info): Likewise.
5624 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
5626 2017-03-05 Jakub Jelinek <jakub@redhat.com>
5628 * config/i386/sse.md (sse_storehps, sse_storelps,
5629 avx_<castmode><avxsizesuffix>_<castmode>,
5630 avx512f_<castmode><avxsizesuffix>_<castmode>,
5631 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
5632 in condition that at least one operand is not a MEM.
5634 2017-03-03 Jakub Jelinek <jakub@redhat.com>
5637 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
5638 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
5640 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
5641 gimple_call_nothrow_p flag based on whether original builtin can throw.
5642 If it can, emit following stmts on the fallthrough edge.
5643 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
5644 don't create new bb if inserting just debug stmts on the edge, try to
5645 insert them on the fallthru bb or just reset debug stmts.
5647 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
5650 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
5651 restore recog_data (including the operand rtxes inside it) around
5652 the call to get_insn_template.
5654 2017-03-03 Martin Sebor <msebor@redhat.com>
5656 PR tree-optimization/79699
5657 * context.c (context::~context): Free MPFR caches to avoid
5658 a memory leak on program exit.
5660 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5662 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
5663 Use wide_int::ulow () instead of .elt (0).
5665 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
5667 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
5668 (*pushxf): Limit oF constraint to 32bit targets and add oC
5669 constraint for 64bit targets.
5670 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
5671 (*pushdf): Change rmF constraint to rmC.
5673 2017-03-03 Martin Liska <mliska@suse.cz>
5675 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
5676 Remove unused variable.
5678 2017-03-03 Jakub Jelinek <jakub@redhat.com>
5681 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
5682 is a memory operand, increase num_memory.
5683 (ix86_expand_args_builtin): Likewise.
5685 2017-03-03 Jan Hubicka <jh@suse.cz>
5688 * ipa-devirt.c (maybe_record_node): Properly handle
5689 __cxa_pure_virtual visibility.
5691 2017-03-03 Martin Liska <mliska@suse.cz>
5693 PR tree-optimization/79803
5694 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
5696 (pass_loop_prefetch::execute): Disabled optimization if an
5697 assumption about L1 cache size is not met.
5699 2017-03-03 Martin Liska <mliska@suse.cz>
5701 PR rtl-optimization/79574
5702 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
5703 (hash_scan_set): Likewise.
5704 (dump_hash_table): Likewise.
5705 (hoist_code): Likewise.
5707 2017-03-03 Richard Biener <rguenther@suse.de>
5709 * fixed-value.c (fixed_from_string): Restore use of elt (1)
5710 in place of uhigh ().
5711 (fixed_convert_from_real): Likewise.
5713 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
5716 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
5718 2017-03-03 Richard Biener <rguenther@suse.de>
5721 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
5722 TYPE_OVERFLOW_UNDEFINED check.
5724 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5726 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
5728 (vector_ae_<mode>_p): Likewise.
5729 (vector_nez_<mode>_p): Likewise.
5730 (vector_ne_v2di_p): Likewise.
5731 (vector_ae_v2di_p): Likewise.
5732 (vector_ne_<mode>_p): Likewise.
5733 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
5735 (vsx_tsqrt<mode>2_fe): Likewise.
5737 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
5740 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
5742 2017-03-02 Jakub Jelinek <jakub@redhat.com>
5744 PR rtl-optimization/79780
5745 * cprop.c (one_cprop_pass): When second and further conditional trap
5746 in a single basic block is turned into an unconditional trap, turn it
5747 into a deleted note to avoid RTL verification failures.
5749 2017-03-02 Richard Biener <rguenther@suse.de>
5751 * fold-const.c (const_binop): Use ulow () instead of elt (0).
5753 2017-03-02 Richard Biener <rguenther@suse.de>
5755 PR tree-optimization/79345
5757 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
5758 param and abort the walk, returning -1 if it is hit.
5759 (walk_aliased_vdefs): Take a limit param and pass it on.
5760 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
5761 defaulting to 0 and return a signed int.
5762 * tree-ssa-uninit.c (struct check_defs_data): New struct.
5763 (check_defs): New helper.
5764 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
5765 about uninitialized memory.
5766 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
5767 bogus uninitialized warning.
5768 (fixed_convert_from_real): Likewise.
5770 2017-03-02 Bin Cheng <bin.cheng@arm.com>
5772 PR tree-optimization/66768
5773 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
5774 iv_use if base object can't be determined.
5776 2017-03-02 Jakub Jelinek <jakub@redhat.com>
5778 PR tree-optimization/79345
5779 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
5780 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
5781 (get_pattern_stats): Initialize it.
5782 * genemit.c (gen_expand): Verify match_scratch numbers come after
5783 match_operand/match_dup numbers.
5784 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
5785 match_scratch numbers.
5786 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
5788 * config/s390/s390.md (trunctdsd2): Likewise.
5790 2017-03-02 Richard Biener <rguenther@suse.de>
5792 * wide-int.h (wide_int_storage::operator=): Implement in terms
5795 2017-03-02 Richard Biener <rguenther@suse.de>
5797 PR tree-optimization/79777
5798 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
5799 the to insert expression to sth existing.
5801 2017-03-01 Martin Sebor <msebor@redhat.com>
5804 * gimple-ssa-sprintf.c
5805 (directive::known_width_and_precision): New function.
5806 (format_integer): Use it.
5807 (get_mpfr_format_length): Consider the full range of precision
5808 when computing %g output with the # flag. Set the likely byte
5809 count to 3 rather than 1 when precision is indeterminate.
5810 (format_floating): Correct the lower bound of precision.
5812 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5814 * doc/invoke.texi: Document default code model for 64-bit Linux.
5816 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5819 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
5820 udiv rather than div since input pattern is unsigned.
5822 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
5824 * config/i386/i386.c (print_reg): Warn for values of
5825 unsupported size in integer register.
5827 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
5830 * config/rs6000/predicates.md (current_file_function_operand): Do
5831 not allow self calls to be local if the function is replaceable.
5833 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
5836 * config/rs6000/altivec.h (vec_ctz and others): Change the
5837 preprocessor macro that controls conditional compilation from
5838 _ARCH_PWR9 to __POWER9_VECTOR__.
5839 (vec_all_ne): Change parameterization of __altivec_scalar_pred
5840 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
5841 control (instead of _ARCH_PWR9 control) so that template
5842 definition uses power9-specific function.
5843 (vec_any_eq): Likewise.
5844 (vec_all_ne): Change macro definition to use a power9-specific
5845 expansion under #ifdef __POWER9_VECTOR__ control (instead of
5846 _ARCH_PWR9 control).
5847 (vec_any_eq) Likewise.
5848 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
5849 expansion for CMPNEF to remove support for xvcmpnesp instruction.
5850 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
5851 support for xvcmpnedp instruction.
5852 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
5853 macro expansion so that Power9 implementation of vec_all_ne does
5854 not use the AltiVec predicate framework.
5855 (VCMPNEH_P): Likewise.
5856 (VCMPNEW_P): Likewise.
5857 (VCMPNED_P): Likewise.
5858 (VCMPNEFP_P): Likewise.
5859 (VCMPNEDP_P): Likewise.
5860 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
5861 implementation of vec_any_eq to not use AltiVec predicate
5863 (VCMPAEH_P): Likewise.
5864 (VCMPAEW_P): Likewise.
5865 (VCMPAED_P): Likewise.
5866 (VCMPAEFP_P): Likewise.
5867 (VCMPAEDP_P): Likewise.
5868 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
5869 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
5870 not use the AltiVec predicate framework.
5871 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
5872 of vec_any_eq to not use AltiVec predicate framework.
5873 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
5874 support for predefined __POWER9_VECTOR__ macro to indicate that
5875 Power9 instruction selection is enabled.
5876 (altivec_overloaded_builtins): Remove extraneous
5877 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
5878 function argument types RS6000_BTI_bool_V16QI and
5879 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
5880 entry for overloaded function argument types RS6000_BTI_bool_V4SI
5881 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
5882 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
5883 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
5884 Power9 for implementations of vec_cmpne. Change the signature for
5885 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
5886 (representing vec_all_ne) to remove the previously described first
5887 argument of type RS6000_BTI_INTSI, as this was an artifact of
5888 reliance on the AltiVec predicate framework, which is no longer
5889 used in the implementation of these functions. Add
5890 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
5891 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
5892 since, unlike the AltiVec predicate framework implementation, we
5893 do not share function descriptors between vec_alle and vec_anyeq.
5894 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
5895 set of modes that receive special treatment even when
5896 TARGET_P9_VECTOR is true. The special treatment emits code that
5897 does not depend on Power9 instructions.
5898 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
5899 define_expand to not rely on AltiVec predicate framework.
5900 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
5902 (vector_ne_v2di_p): Change this define_expand to not rely on
5903 AltiVec predicate framework.
5904 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
5906 (vector_ne_<mode>_p): Change this define_expand to not rely on
5907 AltiVec predicate framework.
5908 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
5910 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
5911 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
5912 define_insn pattern.
5913 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
5914 define_insn pattern because the xvcmpne<VSs>. instruction is not
5916 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
5917 instruction is not supported.
5919 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5921 * config/nvptx/nvptx.c: Include intl.h.
5923 2017-03-01 Martin Jambor <mjambor@suse.cz>
5926 * ipa-prop.h (ipa_bits): Removed field known.
5927 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
5928 to pointers. Adjusted their comments to warn about their sharing.
5929 (ipcp_transformation_summary): Change bits to a vector of pointers.
5930 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
5931 (ipa_get_ipa_bits_for_value): Declare.
5932 * tree-vrp.h (value_range): Mark as GTY((for_user)).
5933 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
5934 (ipa_bits_hash_table): Likewise.
5935 (ipa_vr_ggc_hash_traits): Likewise.
5936 (ipa_vr_hash_table): Likewise.
5937 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
5938 being pointers and vr_known being removed.
5939 (ipa_set_jf_unknown): Likewise.
5940 (ipa_get_ipa_bits_for_value): New function.
5941 (ipa_set_jfunc_bits): Likewise.
5942 (ipa_get_value_range): New overloaded functions.
5943 (ipa_set_jfunc_vr): Likewise.
5944 (ipa_compute_jump_functions_for_edge): Use the above functions to
5945 construct bits and vr parts of jump functions.
5946 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
5947 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
5949 (ipcp_grow_transformations_if_necessary): Also allocate
5950 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
5952 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
5953 them. Fix too long lines.
5954 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
5955 vr_known being removed.
5956 (ipa_read_jump_function): Use new setter functions to construct bits
5957 and vr parts of jump functions or set them to NULL.
5958 (write_ipcp_transformation_info): Adjust for bits being pointers.
5959 (read_ipcp_transformation_info): Likewise.
5960 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
5962 Include gt-ipa-prop.h.
5963 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
5965 (ipcp_store_bits_results): Likewise.
5966 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
5967 Do not write to existing jump functions but use a temporary instead.
5969 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5972 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
5973 attempt to use its first operand as BIT_FIELD_REF base.
5975 2017-03-01 Richard Biener <rguenther@suse.de>
5978 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
5979 interpolating formula in wrapping arithmetic.
5980 (chrec_apply): Convert chrec_evaluate return value to wanted type.
5982 2017-03-01 Jakub Jelinek <jakub@redhat.com>
5984 PR tree-optimization/79734
5985 * tree-vect-generic.c (expand_vector_condition): Optimize
5986 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
5987 Handle VEC_COND_EXPR where comparison has different inner width from
5990 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
5992 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
5993 markup, and similar issues. Remove @opindex entries for things
5994 that aren't options. Add missing -mmpy-option entries.
5996 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5998 PR tree-optimization/79737
5999 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
6000 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
6001 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
6002 instead of byte_size. Formatting fix.
6003 (shift_bytes_in_array_right): Formatting fix.
6005 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
6008 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
6009 condition on optimize for the leaf function test.
6011 2017-02-28 Martin Liska <mliska@suse.cz>
6014 * read-rtl-function.c (function_reader::handle_unknown_directive):
6015 Bail out when one uses -flto.
6017 2017-02-28 Martin Liska <mliska@suse.cz>
6019 * common.opt: Replace space with tabular for options of <number>
6021 * config/i386/i386.opt: Show <number> value for
6022 -mlarge-data-threshold.
6023 * opts.c (print_filtered_help): Do not display number in hexadecimal
6026 2017-02-28 Martin Liska <mliska@suse.cz>
6028 * common.opt: Fix --help=option -Q for options which are of
6031 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
6033 * config/i386/i386.c (print_reg): Error out for values
6034 of 8-bit size in invalid integer register.
6036 2017-02-28 Martin Sebor <msebor@redhat.com>
6038 PR tree-optimization/79691
6039 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
6041 2017-02-28 Jakub Jelinek <jakub@redhat.com>
6044 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
6045 gcc_unreachable with output_operand_lossage.
6047 2017-02-28 Richard Biener <rguenther@suse.de>
6049 PR tree-optimization/79740
6050 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
6052 (visit_nary_op): Insert the nary into the hashtable if we
6053 pattern-matched sth.
6054 * tree-ssa-pre.c (eliminate_insert): Robustify.
6056 2017-02-28 Richard Biener <rguenther@suse.de>
6059 * fold-const.c (decode_field_reference): Reject out-of-bound
6062 2017-02-28 Jakub Jelinek <jakub@redhat.com>
6064 * config/i386/i386.c: Include intl.h.
6065 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
6066 instead of just cond ? "..." : "...".
6067 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
6068 * coverage.c (read_counts_file): Likewise.
6069 * omp-offload.c: Include intl.h.
6070 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
6071 of just cond ? "..." : "...".
6072 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
6073 of just cond ? "..." : "...".
6075 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
6078 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
6080 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
6081 'tune for' CPU name.
6082 * config/arm/arm-cpu-data.h: Regenerated.
6084 2017-02-28 Richard Biener <rguenther@suse.de>
6086 PR tree-optimization/79732
6087 * tree-inline.c (expand_call_inline): Do not shadow var.
6089 2017-02-28 Richard Biener <rguenther@suse.de>
6091 PR tree-optimization/79723
6092 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
6093 address-space properly.
6095 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
6097 * doc/optinfo.texi (Optimization groups): Fix option used for
6099 * doc/invoke.texi (-fopt-info): Document "omp".
6100 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
6101 (OPTGROUP_ALL): Add OPTGROUP_OMP.
6102 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
6103 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
6104 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
6106 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
6108 * dumpfile.c (optgroup_options): Instead of "openmp", associate
6109 OPTGROUP_OMP with "omp".
6111 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
6114 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
6115 for arithmetic shift of unsigned V2DI.
6117 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
6119 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
6120 arc/linux.h headers.
6121 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
6122 (LINK_SPEC): Likewise.
6123 (ARC_TLS_EXTRA_START_SPEC): Likewise.
6124 (EXTRA_SPECS): Likewise.
6125 (STARTFILE_SPEC): Likewise.
6126 (ENDFILE_SPEC): Likewise.
6127 (LIB_SPEC): Likewise.
6128 (TARGET_SDATA_DEFAULT): Likewise.
6129 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
6130 (MULTILIB_DEFAULTS): Likewise.
6131 (DWARF2_UNWIND_INFO): Likewise.
6132 * config/arc/big.h: New file.
6133 * config/arc/elf.h: Likewise.
6134 * config/arc/linux.h: Likewise.
6135 * config/arc/t-uClibc: Remove.
6137 2017-02-27 Bin Cheng <bin.cheng@arm.com>
6139 PR tree-optimization/77536
6140 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
6141 (tree_transform_and_unroll_loop): Use above function to compute the
6142 estimated niter of unrolled loop and use it when scaling profile.
6143 Also use count info rather than frequency if it's non-zero.
6144 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
6145 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
6146 (vect_transform_loop): Call above function.
6148 2017-02-27 Richard Biener <rguenther@suse.de>
6150 PR tree-optimization/45397
6151 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
6152 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
6153 (visit_nary_op): Add pattern matching for CSEing sign-changed
6154 or truncated operations with wider ones.
6156 2017-02-27 Richard Biener <rguenther@suse.de>
6158 PR tree-optimization/79690
6159 * tree-vect-stmts.c (vectorizable_store): Use vector type
6160 built from the DR with address-space.
6162 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
6164 * doc/invoke.texi (Optimize Options): Refine the description
6165 of asan-use-after-return.
6167 2017-02-25 Alan Modra <amodra@gmail.com>
6169 PR rtl-optimization/79584
6170 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
6171 base, not ad->base_term, the reg within base. Remove assertion
6172 that ad->base == ad->base_term. Replace gen_int_mode using
6173 bogus mode with const0_rtx.
6175 2017-02-25 Jakub Jelinek <jakub@redhat.com>
6178 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
6179 FMA_EXPR like tcc_binary or tcc_unary.
6181 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
6184 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
6186 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
6187 (output_loc_operands): Handle DW_OP_call_ref and
6188 DW_OP_GNU_variable_value.
6189 (struct variable_value_struct): New type.
6190 (struct variable_value_hasher): Likewise.
6191 (variable_value_hash): New variable.
6192 (string_types): Remove.
6193 (copy_loc_descr): New function.
6194 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
6195 (prepend_loc_descr_to_each): New function.
6196 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
6197 instead of add_loc_descr_to_each if the first argument is single
6198 location list and the second has multiple.
6199 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
6200 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
6201 when looking for variable value which doesn't have other location info.
6202 (loc_list_from_tree): Formatting fix.
6203 (gen_array_type_die): Simplify DW_AT_string_length handling.
6204 (adjust_string_types): Remove.
6205 (gen_subprogram_die): Don't call adjust_string_types nor test/set
6206 string_types. Call resolve_variable_values.
6207 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
6208 (resolve_addr_in_expr): Likewise. Add A argument.
6209 (copy_deref_exprloc): Remove deref argument. Adjust for the
6210 original expression being DW_OP_GNU_variable_value with optionally
6211 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
6212 optionally after it.
6213 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
6214 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
6215 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
6216 (variable_value_hasher::hash, variable_value_hasher::equal): New
6218 (resolve_variable_value_in_expr, resolve_variable_value,
6219 resolve_variable_values, note_variable_value_in_expr,
6220 note_variable_value): New functions.
6221 (dwarf2out_early_finish): Call note_variable_value on all toplevel
6224 2017-02-24 Jakub Jelinek <jakub@redhat.com>
6227 * opts.h (handle_generated_option): Add GENERATED_P argument.
6228 * opts-common.c (handle_option): Adjust function comment.
6229 (handle_generated_option): Add GENERATED_P argument, pass it to
6231 (control_warning_option): Pass false to handle_generated_option
6233 * opts.c (maybe_default_option): Pass true to handle_generated_option
6235 * optc-gen.awk: Likewise.
6237 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6239 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
6240 a REG, look at the REG it is a SUBREG of.
6241 (splitter for cmpeqsi_t): Ditto.
6243 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6245 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
6246 the special USEs with the pattern of the insn, not the insn itself.
6248 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
6251 * doc/invoke.texi: Document -mload-store-pairs.
6253 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6254 Sandra Loosemore <sandra@codesourcery.com>
6256 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
6257 argument isn't a CONST_INT.
6258 (nios2_alternate_compare_const): Assert op is a CONST_INT.
6259 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
6260 (nios2_validate_compare): Bypass alternate compare logic if *op2
6262 (ldstwm_operation_p): Return false if first_base is not a REG or
6263 if first_offset is not a CONST_INT.
6265 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6267 * config/cris/cris.md: Use correct operand in a define_peephole2.
6269 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6271 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
6273 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
6275 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
6276 this_insn if it is an INSN or JUMP_INSN.
6277 (force_offsettable): Look at base, not at addr.
6278 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
6279 on things that aren't necessarily CONST_INTs.
6281 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
6283 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
6284 -mfpmath=sse is the default also for x86-32 targets with SSE2
6285 instruction set when @option{-ffast-math} is enabled
6287 2017-02-24 Jeff Law <law@redhat.com>
6289 PR rtl-optimizatoin/79286
6290 * ira.c (update_equiv_regs): Drop may_trap_p exception to
6293 2017-02-24 Richard Biener <rguenther@suse.de>
6295 PR tree-optimization/79389
6296 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
6299 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
6301 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
6302 function comment to reflect reality.
6303 (loop_exits_before_overflow): Fix typo in function description.
6305 2017-02-24 Richard Biener <rguenther@suse.de>
6307 PR tree-optimization/79389
6308 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
6309 properly that a threading opportunity exists. Detect conditional
6310 copy/constant propagation opportunities.
6312 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
6314 * config/visium/visium.md (type): Add trap.
6315 (b): New mode attribute.
6316 (*btst): Rename into...
6317 (*btst<mode>): ...this and adjust.
6318 (*cbranchsi4_btst_insn): Rename into...
6319 (*cbranch<mode>4_btst_insn): ...this and adjust.
6320 (trap): New define_insn.
6322 2017-02-23 Jakub Jelinek <jakub@redhat.com>
6324 PR tree-optimization/79389
6325 * ifcvt.c (struct noce_if_info): Add rev_cond field.
6326 (noce_reversed_cond_code): New function.
6327 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
6328 reversed_comparison_code. Formatting fix.
6329 (noce_try_store_flag): Test rev_cond != NULL in addition to
6330 reversed_comparison_code.
6331 (noce_try_store_flag_constants): Likewise.
6332 (noce_try_store_flag_mask): Likewise.
6333 (noce_try_addcc): Use rev_cond if non-NULL instead of
6334 reversed_comparison_code.
6335 (noce_try_cmove_arith): Likewise. Formatting fixes.
6336 (noce_try_minmax, noce_try_abs): Clear rev_cond.
6337 (noce_find_if_block): Initialize rev_cond.
6338 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
6339 instead of false as last argument never attempt to reverse it
6342 2017-02-23 Bin Cheng <bin.cheng@arm.com>
6344 PR tree-optimization/79663
6345 * tree-predcom.c (combine_chains): Process refs in reverse order
6346 only for ZERO length chains, and add explaining comment.
6348 2017-02-23 Jeff Law <law@redhat.com>
6350 PR tree-optimization/79578
6351 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
6352 in call to operand_equal_p.
6354 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
6357 * config/i386/cpuid.h: Fix another undefined behavior.
6359 2017-02-23 Richard Biener <rguenther@suse.de>
6361 PR tree-optimization/79683
6362 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
6363 vector types for data-refs.
6365 2017-02-23 Martin Liska <mliska@suse.cz>
6367 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
6369 2017-02-23 Jakub Jelinek <jakub@redhat.com>
6372 * internal-fn.c (get_range_pos_neg): Moved to ...
6373 * tree.c (get_range_pos_neg): ... here. No longer static.
6374 * tree.h (get_range_pos_neg): New prototype.
6375 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
6376 are known to be in between 0 and signed maximum inclusive, try to
6377 expand both unsigned and signed divmod and use the cheaper one from
6380 2017-02-22 Jeff Law <law@redhat.com>
6382 PR tree-optimization/79578
6383 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
6384 to compare base operands.
6386 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
6389 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
6390 gpc_reg_operand instead of fpr_reg_operand.
6392 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
6394 * config/mips/mips.c (mips_return_in_memory): Force FP
6395 vector types to be returned in memory for o32 ABI.
6397 2017-02-22 Jakub Jelinek <jakub@redhat.com>
6399 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
6400 instead of DW_TAG_member for static data member declarations and don't
6401 set no_linkage_name for static inline data members.
6402 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
6405 2017-02-22 Martin Liska <mliska@suse.cz>
6407 * doc/invoke.texi: Replace inequality signs with square brackets
6410 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6412 PR tree-optimization/68644
6413 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
6415 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
6418 * lra-constraints.c (simplify_operand_subreg): Handle
6419 WORD_REGISTER_OPERATIONS targets.
6421 2017-02-22 Jakub Jelinek <jakub@redhat.com>
6424 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
6425 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
6426 elimination by swapping fld*.
6428 2017-02-22 Richard Biener <rguenther@suse.de>
6430 PR tree-optimization/79673
6431 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
6432 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
6433 irrelevant address-space qualifiers and avoiding a
6434 ADDR_SPACE_CONVERT_EXPR from fold_convert.
6436 2017-02-22 Richard Biener <rguenther@suse.de>
6438 PR tree-optimization/79666
6439 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
6440 to not symbolically negate if that may introduce undefined
6443 2017-02-22 Martin Liska <mliska@suse.cz>
6446 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
6447 * data-streamer-out.c (streamer_write_gcov_count_stream):
6449 * value-prof.c (stream_out_histogram_value): Make assert more
6450 precise based on type of counter.
6452 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
6455 * config/i386/i386.md (standard_x87sse_constant_load splitter):
6456 Use nonimmediate_operand instead of memory_operand for operand 1.
6457 (float-extend standard_x87sse_constant_load splitter): Ditto.
6459 2017-02-21 Jeff Law <law@redhat.com>
6461 PR tree-optimization/79621
6462 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
6463 blocks with edges to themselves.
6465 2017-02-21 Jakub Jelinek <jakub@redhat.com>
6468 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
6469 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
6470 Use gimple_call_builtin_p.
6473 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
6474 on temporarily removed DEBUG_INSNs.
6476 PR tree-optimization/79649
6477 * tree-loop-distribution.c (classify_partition): Give up on
6478 non-generic address space loads/stores.
6480 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
6482 * doc/loop.texi (Loop manipulation): Remove nonexistent
6483 tree_ssa_loop_version from the documentation.
6484 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
6486 2017-02-21 Jakub Jelinek <jakub@redhat.com>
6489 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
6490 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
6491 * config/rs6000/rs6000.c: Include except.h.
6492 (rs6000_expand_split_stack_prologue): Call
6493 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
6495 2017-02-21 Martin Jambor <mjambor@suse.cz>
6498 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
6501 2017-02-21 Martin Jambor <mjambor@suse.cz>
6503 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
6504 for backward compatibility only.
6505 * doc/invoke.texi (Option Summary): Remove all references to
6508 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
6512 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6514 * lra-constraints.c (curr_insn_transform): Handle
6515 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
6517 2017-02-21 Martin Liska <mliska@suse.cz>
6519 * config/i386/i386.opt: Replace -masm-dialect with -masm.
6521 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
6523 PR translation/79638
6524 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
6526 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
6529 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
6530 (arm_function_ok_for_sibcall): Return false for an indirect call by
6531 descriptor if all the argument registers are used.
6532 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
6533 alignment of the function.
6535 2017-02-21 Jakub Jelinek <jakub@redhat.com>
6537 PR tree-optimization/61441
6538 * simplify-rtx.c (simplify_const_unary_operation): For
6539 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
6540 the sNaN unmodified.
6542 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
6544 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
6545 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
6546 instead of SYSTEM_HEADER_DIR.
6548 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
6549 Martin Liška <mliska@suse.cz>
6551 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
6552 Fix typos and grammar, use active voice, and clarify.
6554 2017-02-20 Marek Polacek <polacek@redhat.com>
6557 * gimplify.c (gimplify_expr): Handle unused *&&L;.
6560 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
6562 2017-02-20 Jakub Jelinek <jakub@redhat.com>
6565 * config/i386/i386.c (ix86_expand_builtin): Handle
6566 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
6567 ix86_builtins_isa[fcode].isa as a requirement of those
6568 flags and any other flag in the bitmask.
6569 (ix86_init_mmx_sse_builtins): Use 0 instead of
6570 ~OPTION_MASK_ISA_64BIT as mask.
6571 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
6572 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
6573 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
6574 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
6576 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6579 * lra-constraints.c (split_reg): Check requested split mode
6580 is supported by the register.
6582 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6584 * lra-constraints.c (simplify_operand_subreg): Remove early
6587 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6590 * lra-constraints.c (curr_insn_transform): Tighten condition
6591 for converting SUBREG reloads from OP_OUT to OP_INOUT.
6593 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
6596 * lra-constraints.c (curr_insn_transform): Handle
6597 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
6599 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
6602 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
6604 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
6606 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
6609 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
6612 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6614 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
6617 2017-02-18 Jakub Jelinek <jakub@redhat.com>
6619 * final.c (last_columnnum, override_columnnum): New variables.
6620 (final_start_function): Set last_columnnum, pass it to begin_prologue
6621 hook and pass 0 to dwarf2out_begin_prologue.
6622 (final_scan_insn): Update override_columnnum. Pass last_columnnum
6623 to source_line debug hook.
6624 (notice_source_line): Compute last_columnnum and for debug_column_info
6625 return true on column changes.
6626 * debug.h (struct gcc_debug_hooks): Add column argument to
6627 source_line and begin_prologue hooks.
6628 (debug_nothing_int_charstar_int_bool): Remove prototype.
6629 (debug_nothing_int_int_charstar,
6630 debug_nothing_int_int_charstar_int_bool): New prototypes.
6631 (dwarf2out_begin_prologue): Add column argument.
6632 * debug.c (do_nothing_debug_hooks): Adjust source_line and
6633 begin_prologue hooks.
6634 (debug_nothing_int_charstar_int_bool): Remove.
6635 (debug_nothing_int_int_charstar,
6636 debug_nothing_int_int_charstar_int_bool): New functions.
6637 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
6638 through to dwarf2out_source_line.
6639 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
6640 (dwarf2out_source_line): Add column argument, emit it if requested.
6641 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
6643 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
6644 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
6645 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
6646 through to dwarf2out_begin_prologue.
6647 (vmsdbgout_source_line): Add column argument, pass it through to
6648 dwarf2out_source_line.
6649 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
6650 dbxout_source_line caller.
6651 (dbxout_source_line): Add column argument.
6653 * common.opt (gno-column-info, gcolumn-info): New options.
6654 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
6655 (check_die): Also test for multiple DW_AT_decl_column attributes.
6656 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
6657 DW_AT_decl_column if requested.
6658 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
6660 (gen_variable_die): Likewise.
6661 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
6662 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
6665 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
6666 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
6667 (ix86_handle_option): Handle OPT_m3dnowa.
6668 * doc/invoke.texi (-m3dnowa): Document.
6669 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
6670 -m3dnowa instead of -m3dnow -march=athlon.
6673 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
6674 instead of gcc_assert for K, r and R code checks. Formatting fixes.
6676 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6679 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
6680 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
6681 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
6682 generator for vsx_xxpermdi_<mode>_be.
6683 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
6684 force big-endian semantics.
6685 (vsx_xxpermdi_<mode>_be): New define_expand with same
6686 implementation as previous version of vsx_xxpermdi_<mode>.
6688 2017-02-17 Jakub Jelinek <jakub@redhat.com>
6690 PR tree-optimization/79327
6691 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
6692 variable, its initialization and use.
6694 2017-02-17 Julia Koval <julia.koval@intel.com>
6696 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
6697 (OPTION_MASK_ISA_PKU_UNSET): New.
6698 (ix86_handle_option): Handle -mrdpid.
6699 * config/i386/cpuid.h (bit_RDPID): New.
6700 * config/i386/driver-i386.c (host_detect_local_cpu):
6701 Detect RDPID feature.
6702 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
6703 * config/i386/i386-c.c (ix86_target_macros_internal):
6705 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
6706 (ix86_valid_target_attribute_inner_p): Add "rdpid".
6707 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
6708 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
6709 * config/i386/i386.md (define_insn "rdpid"): New.
6710 * config/i386/i386.opt Add -mrdpid.
6711 * config/i386/immintrin.h (_rdpid_u32): New.
6713 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
6715 PR rtl-optimization/79541
6716 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
6717 instead of transforming it into USE.
6719 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
6721 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
6722 If HONOR_SNANS (SFmode) force the input to a register.
6723 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
6724 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
6725 an frsp or similar insn.
6727 2017-02-17 Martin Liska <mliska@suse.cz>
6729 PR rtl-optimization/79577
6730 * params.def (selsched-max-sched-times): Increase minimum to 1.
6732 2017-02-17 Martin Liska <mliska@suse.cz>
6734 PR rtl-optimization/79574
6735 * gcse.c (want_to_gcse_p): Prevent integer overflow.
6737 2017-02-17 Martin Liska <mliska@suse.cz>
6739 PR tree-optimization/79529
6740 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
6741 ssa_defined_default_def_p to handle cases which are implicitly
6743 * tree-ssa.c (ssa_defined_default_def_p): New function.
6744 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
6745 which are implicitly defined.
6746 * tree-ssa.h (ssa_defined_default_def_p): Declare.
6748 2017-02-17 Richard Biener <rguenther@suse.de>
6751 * params.def (max-ssa-name-query-depth): Limit to 10.
6753 2017-02-17 Richard Biener <rguenther@suse.de>
6755 PR tree-optimization/79552
6756 * tree-ssa-structalias.c (visit_loadstore): Properly verify
6759 2017-02-17 Richard Biener <rguenther@suse.de>
6762 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
6764 2017-02-17 Marek Polacek <polacek@redhat.com>
6767 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
6768 (fold_negate_expr): New wrapper.
6770 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
6772 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
6773 Correct terminology and de-emphasize pre-standard behavior.
6775 2017-02-16 Alan Modra <amodra@gmail.com>
6777 PR rtl-optimization/79286
6778 * ira.c (def_dominates_uses): New function.
6779 (update_equiv_regs): Don't create an equivalence for insns that
6780 may trap where the register def does not dominate the use.
6782 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
6784 PR rtl-optimization/78127
6785 * lra.c (lra): Call lra_eliminate before finish the loop after
6788 2017-02-16 Richard Biener <rguenther@suse.de>
6790 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
6792 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
6793 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
6794 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
6795 (isl_val_int_from_wi): New function.
6796 (extract_affine_gmp): Rename to ...
6797 (extract_affine_wi): ... this, take a widest_int.
6798 (extract_affine_int): Just wrap extract_affine_wi.
6799 (add_param_constraints): Use isl_val_int_from_wi.
6800 (add_loop_constraints): Likewise, and extract_affine_wi.
6802 2017-02-15 Jeff Law <law@redhat.com>
6805 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
6806 ira_init_register_move_cost_if_necessary.
6808 2017-02-15 Martin Sebor <msebor@redhat.com>
6811 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
6812 removed in a prior commit.
6814 2017-02-15 Bin Cheng <bin.cheng@arm.com>
6816 PR tree-optimization/79347
6817 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
6818 counters during peeling.
6820 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
6822 * Makefile.in (site.exp): Remove "set ISLVER".
6824 2017-02-15 Jakub Jelinek <jakub@redhat.com>
6827 * real.c (real_from_integer): Call real_convert even for decimal.
6829 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
6832 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
6834 2017-02-14 Andrew Pinski <apinski@cavium.com>
6836 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
6837 cores and change the partno/implementer to be correct.
6838 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
6839 the 'B" as the implementer.
6840 * config/aarch64/aarch64-tune.md: Regenerate.
6842 2017-02-14 Carl Love <cel@us.ibm.com>
6844 * config/rs6000/rs6000.c: Add case statement entry to make the
6845 xvcvuxdsp built-in argument unsigned.
6846 * config/rs6000/vsx.md: Fix the source and return operand types so they
6847 match the instruction definitions from the ISA document. Fix typo
6848 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
6851 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
6854 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
6855 member early_clobber_alts.
6856 * lra-lives.c (reg_early_clobber_p): New.
6857 (process_bb_lives): Use it.
6858 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
6859 (debug_operand_data): Initialize early_clobber_alts.
6860 (setup_operand_alternative): Set up early_clobber_alts.
6861 (collect_non_operand_hard_regs): Ditto. Pass early clobber
6862 alternatives to new_insn_reg.
6863 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
6865 (lra_update_insn_regno_info): Pass the new arg.
6867 2017-02-14 Jakub Jelinek <jakub@redhat.com>
6870 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
6871 (new_oacc_loop_raw): Don't clear already cleared fields.
6874 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
6875 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
6876 _mm512_prefetch_i64gather_ps): New inline functions and macros.
6878 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
6881 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
6883 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
6886 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
6887 the extra instruction to the right place to store 128-bit constant
6890 2017-02-14 Martin Sebor <msebor@redhat.com>
6893 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
6894 warning for strings of unknown length.
6896 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
6898 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
6900 2017-02-14 Jeff Law <law@redhat.com>
6903 * ira-costs.c (scan_one_insn): Initialize register move costs
6904 for pseudos seen in USE/CLOBBER insns.
6906 PR tree-optimization/79095
6907 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
6908 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
6909 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
6910 if the operands are known to be not equal, then the resulting range
6912 (intersect_ranges): If the new range is ~[0,0] and the old range is
6913 wide, then prefer ~[0,0].
6914 * tree-vrp.c (overflow_comparison_p_1): New function.
6915 (overflow_comparison_p): New function.
6916 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
6917 if NAME is used in an overflow test.
6918 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
6919 overflow check that can be expressed as an equality test, then adjust
6920 ops to be that equality test.
6922 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6924 * config/s390/s390-builtin-types.def: Remove flags argument.
6925 * config/s390/s390.c (s390_init_builtins): Likewise.
6927 2017-02-14 Martin Liska <mliska@suse.cz>
6929 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
6930 vector. Fix trailing white spaces.
6932 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
6934 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
6937 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6939 PR rtl-optimization/68664
6940 * config/arm/arm.c (arm_sched_can_speculate_insn):
6941 New function. Declare prototype.
6942 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
6944 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6946 PR rtl-optimization/68664
6947 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
6949 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
6951 2017-02-14 Amit Pawar <amit.pawar@amd.com>
6953 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
6954 max skip bytes for function, loop and jump.
6956 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6958 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
6959 ABS_EXPR for gimple dump.
6961 2017-02-14 Jakub Jelinek <jakub@redhat.com>
6964 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
6966 PR tree-optimization/79408
6967 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
6968 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
6969 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
6970 also if rhs1 is INTEGER_CST.
6972 2017-02-14 Richard Biener <rguenther@suse.de>
6975 * tree-into-ssa.c (insert_phi_nodes): When the function can
6976 have abnormal edges rewrite SSA names with broken use-def
6977 dominance out of SSA and register them for PHI insertion.
6979 2017-02-13 Martin Sebor <msebor@redhat.com>
6982 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
6983 clearing info.nowrite flag when snprintf size argument is a range.
6985 2017-02-13 Jakub Jelinek <jakub@redhat.com>
6987 * cprop.c (cprop_jump): Add missing space in string literal.
6988 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
6989 (get_constraint_for_component_ref): Likewise.
6990 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
6991 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
6992 * lra-constraints.c (process_alt_operands): Likewise.
6993 * ipa-inline.c (inline_small_functions): Likewise.
6994 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
6995 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
6996 * trans-mem.c (diagnose_tm_1_op): Likewise.
6997 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
6998 (grid_parallel_clauses_gridifiable): Likewise.
7000 * config/nvptx/mkoffload.c (process): Add space in between
7003 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
7004 "MOD4_SSE_REGS" and "ALL_REGS".
7006 * spellcheck.c (test_data): Add , in between "foo" and "food".
7008 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7011 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
7012 boundary crossing check and subsequent code generation agree.
7014 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7016 * config/aarch64/aarch64.c (has_memory_op): Delete.
7017 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
7020 2017-02-13 Jakub Jelinek <jakub@redhat.com>
7022 PR rtl-optimization/79388
7023 PR rtl-optimization/79450
7024 * combine.c (distribute_notes): When removing TEM_INSN for which
7025 corresponding dest has last value recorded, invalidate that last
7028 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7030 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
7031 of explicit '@'. Add missing assembly comment marker on branch costs
7034 2017-02-13 Nathan Sidwell <nathan@acm.org>
7036 * gengtype-lex.l (<in_struct>): Add '/'.
7038 2017-02-13 Martin Liska <mliska@suse.cz>
7041 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
7043 2017-02-13 Richard Biener <rguenther@suse.de>
7045 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
7047 * configure: Re-generate.
7048 * config.in: Likewise.
7049 * graphite-dependences.c: Simplify as if
7050 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
7051 * graphite-isl-ast-to-gimple.c: Likewise.
7052 * graphite-optimize-isl.c: Likewise.
7053 * graphite-poly.c: Likewise.
7054 * graphite-sese-to-poly.c: Likewise.
7055 * graphite.h: Likewise.
7056 * toplev.c: Include isl/version.h and use isl_version () for
7057 printing the ISL version.
7058 * doc/install.texi: Update ISL requirement.
7060 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
7062 * doc/standards.texi (Standards): Update reference to
7065 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
7067 * doc/extend.texi (Named Address Spaces): sourceware.org now
7069 * doc/install.texi (Binaries): Ditto.
7072 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
7074 * doc/cpp.texi: Replace "stringify"/"stringification" with C
7075 standard terminology "stringize"/"stringizing" throughout.
7076 * doc/cppinternals.texi: Likewise.
7078 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
7080 * doc/extend.texi: Fix some spelling mistakes and typos.
7081 * doc/invoke.texi: Likewise.
7083 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
7086 * params.def (inline-min-speedup) Change from 10 to 8.
7088 2017-02-11 Jakub Jelinek <jakub@redhat.com>
7090 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
7093 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
7096 * ipa-inline-analysis.c (get_minimal_bb): New function.
7097 (record_modified): Use it.
7098 (remap_edge_change_prob): Handle also ancestor functions.
7100 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
7102 * doc/contrib.texi (Contributors): Remove broken link into
7103 the Mauve CVS repository.
7105 2017-02-11 Jakub Jelinek <jakub@redhat.com>
7108 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
7109 result computation whenever lhs doesn't have vector mode, not
7110 just when it has BLKmode.
7112 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
7114 * doc/makefile.texi (profiledbootstrap): Refer to the
7115 installation instructions only in textual form.
7117 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7120 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
7122 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
7124 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
7125 (Specific): Update mingw-w64 reference.
7127 (Specific): Remove broken link to Renesas RX processor.
7129 2017-02-10 Richard Biener <rguenther@suse.de>
7131 * toplev.c (process_options): Do not mention obsolete graphite
7132 options when printing sorry message about missing graphite support.
7133 Mention -floop-nest-optimize.
7135 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
7137 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
7138 (vtst_p16): Likewise.
7139 (vtstq_p8): Likewise.
7140 (vtstq_p16): Likewise.
7142 (vtstq_p64): Likewise.
7143 * config/arm/arm_neon.h (vgetq_lane_p64): New.
7144 (vset_lane_p64): New.
7145 (vsetq_lane_p64): New.
7147 2017-02-10 Jakub Jelinek <jakub@redhat.com>
7149 PR tree-optimization/79411
7150 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
7151 stmt operands are SSA_NAMEs used in abnormal phis.
7152 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
7155 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
7158 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
7161 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
7163 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
7165 2017-02-09 Jakub Jelinek <jakub@redhat.com>
7167 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
7171 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
7172 not arbitrary TREE_CONSTANT.
7175 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
7176 "omp declare target link" attribute unless is_global_var.
7177 * omp-offload.c (find_link_var_op): Likewise.
7179 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
7180 Chung-Lin Tang <cltang@codesourcery.com>
7182 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
7184 (gimplify_adjust_omp_clauses): Don't delete TILE.
7185 (gimplify_omp_for): Deal with TILE.
7186 * internal-fn.c (expand_GOACC_TILE): New function.
7187 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
7189 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
7190 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
7192 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
7193 avoid DIV for outermost collapse var.
7194 (expand_oacc_for): Insert tile element loop as needed. Adjust.
7195 Remove out of date comments, fix whitespace.
7196 * omp-general.c (omp_extract_for_data): Deal with tiling.
7197 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
7198 adjust OLF_DIM_BASE value.
7199 (struct omp_for_data): Add tiling field.
7200 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
7201 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
7202 for auto loops. Remove default auto determining, moved to
7203 oacc_loop_fixed_partitions.
7204 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
7205 stmts, add e_mask field.
7206 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
7207 (oacc_thread_numbers): Use oacc_dim_call.
7208 (oacc_xform_tile): New.
7209 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
7210 (finish_oacc_loop): Adjust for ifns vector.
7211 (oacc_loop_discover_walk): Append loop abstraction sites to list,
7212 add case for GOACC_TILE fns.
7213 (oacc_loop_xform_loop): Delete.
7214 (oacc_loop_process): Iterate over call list directly, and add
7215 handling for GOACC_TILE fns.
7216 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
7218 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
7219 vector partitioning to outer loops. Assign 2 partitions to loops
7220 when available. Add TILE handling.
7221 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
7222 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
7223 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
7224 * tree.c (omp_clause_num_ops): Adjust TILE ops.
7225 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
7227 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
7229 * configure.ac (ACX_BUGURL): Update.
7230 * configure: Regenerate.
7232 2017-02-09 Richard Biener <rguenther@suse.de>
7234 PR tree-optimization/69823
7235 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
7236 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
7238 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
7240 * config/arc/arc-c.def: Add __NPS400__ definition.
7241 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
7242 (TARGET_NPS400): Define.
7244 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
7246 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
7248 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
7250 (arc_cpu_types): Fill the arch_info field with a pointer into the
7251 arc_arch_types table.
7252 (arc_selected_cpu): Declare.
7253 * config/arc/arc.c (arc_selected_cpu): Make global.
7254 (arc_selected_arch): Delete.
7255 (arc_base_cpu): Delete.
7256 (arc_override_options): Remove references to deleted variables,
7257 update access to arch information.
7258 (ARC_OPT): Update access to arch information.
7259 (ARC_OPTX): Likewise.
7260 * config/arc/arc.h (arc_base_cpu): Remove declaration.
7261 (TARGET_ARC600): Update access to arch information.
7262 (TARGET_ARC601): Likewise.
7263 (TARGET_ARC700): Likewise.
7264 (TARGET_EM): Likewise.
7265 (TARGET_HS): Likewise.
7266 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
7269 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
7272 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
7273 condition/operands for integer GE/LE/GEU/LEU operations.
7275 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
7277 PR translation/79397
7278 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
7281 2017-02-08 Martin Jambor <mjambor@suse.cz>
7284 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
7285 whether allocation happened.
7286 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
7287 nothing was allocated.
7289 2017-02-08 Jakub Jelinek <jakub@redhat.com>
7291 PR tree-optimization/79408
7292 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
7293 constant, but SSA_NAME with a known integer range, use the minimum
7294 of that range instead of op1 to determine if modulo can be replaced
7295 with its first operand.
7297 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7299 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
7301 2017-02-08 Richard Biener <rguenther@suse.de>
7303 PR tree-optimization/71824
7304 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
7305 Check all loops contained in the merged region.
7307 2017-02-07 Andrew Pinski <apinski@cavium.com>
7309 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
7311 2017-02-07 Andrew Pinski <apinski@cavium.com>
7313 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
7314 (thunderxt88): Likewise.
7315 (thunderxt81): Disable LSE and change v8.1 to v8.
7316 (thunderxt83): Likewise.
7318 2017-02-07 Jakub Jelinek <jakub@redhat.com>
7319 Richard Biener <rguenther@suse.de>
7322 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
7323 type from int to size_t.
7324 * ira-costs.c (struct_costs_size): Change type from int to size_t.
7326 2017-02-07 Jakub Jelinek <jakub@redhat.com>
7328 PR rtl-optimization/79386
7329 * cprop.c (bypass_conditional_jumps): Initialize
7330 bypass_last_basic_block already before splitting bbs after
7331 unconditional traps...
7332 (bypass_conditional_jumps): ... rather than here.
7335 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
7336 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
7337 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
7338 fix -masm=intel patterns.
7340 2017-02-07 Richard Biener <rguenther@suse.de>
7342 PR tree-optimization/79256
7344 * builtins.c (get_object_alignment_2): Use min_align_of_type
7345 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
7346 and ADJUST_FIELD_ALIGN.
7348 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
7350 * doc/tm.texi: Regenerate.
7351 * stor-layout.c (layout_decl): Adjust.
7352 (update_alignment_for_field): Likewise.
7353 (place_field): Likewise.
7354 (min_align_of_type): Likewise.
7355 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
7356 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
7357 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
7358 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
7359 * config/frv/frv.c (frv_adjust_field_align): Likewise.
7360 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
7361 * config/i386/i386.c (x86_field_alignment): Likewise.
7362 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
7363 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
7364 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
7365 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
7366 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
7367 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
7371 2017-01-30 Richard Biener <rguenther@suse.de>
7373 PR tree-optimization/79256
7374 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
7375 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
7378 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
7380 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
7381 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
7382 builtins to SImode and emit a zero-extend, if necessary.
7384 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
7386 * docs/invoke.texi (RISC-V Options): Alphabetize.
7388 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
7390 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
7393 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
7395 * config/riscv/riscv.c: New file.
7396 * gcc/common/config/riscv/riscv-common.c: Likewise.
7397 * config.gcc: Likewise.
7398 * config/riscv/constraints.md: Likewise.
7399 * config/riscv/elf.h: Likewise.
7400 * config/riscv/generic.md: Likewise.
7401 * config/riscv/linux.h: Likewise.
7402 * config/riscv/multilib-generator: Likewise.
7403 * config/riscv/peephole.md: Likewise.
7404 * config/riscv/pic.md: Likewise.
7405 * config/riscv/predicates.md: Likewise.
7406 * config/riscv/riscv-builtins.c: Likewise.
7407 * config/riscv/riscv-c.c: Likewise.
7408 * config/riscv/riscv-ftypes.def: Likewise.
7409 * config/riscv/riscv-modes.def: Likewise.
7410 * config/riscv/riscv-opts.h: Likewise.
7411 * config/riscv/riscv-protos.h: Likewise.
7412 * config/riscv/riscv.h: Likewise.
7413 * config/riscv/riscv.md: Likewise.
7414 * config/riscv/riscv.opt: Likewise.
7415 * config/riscv/sync.md: Likewise.
7416 * config/riscv/t-elf-multilib: Likewise.
7417 * config/riscv/t-linux: Likewise.
7418 * config/riscv/t-linux-multilib: Likewise.
7419 * config/riscv/t-riscv: Likewise.
7420 * configure.ac: Likewise.
7421 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
7422 Waterman as RISC-V maintainers.
7423 * doc/install.texi: Add RISC-V entries.
7424 * doc/invoke.texi: Add RISC-V options section.
7425 * doc/md.texi: Add RISC-V constraints section.
7426 * configure: Regenerated.
7428 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7431 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
7432 false values to be constant vectors with all 0 or all 1 bits set.
7433 (vcondu<mode><mode>): Likewise.
7434 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
7436 (fpmask_comparison_operator): Update comment.
7437 (vecint_comparison_operator): New predicate.
7438 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
7439 vector conditionals when the true and false values are constant
7440 vectors with all 0 bits or all 1 bits set.
7442 2017-02-06 Martin Sebor <msebor@redhat.com>
7444 PR tree-optimization/79376
7445 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
7447 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
7449 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
7450 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
7451 to simplify split condition.
7453 2017-02-06 Jakub Jelinek <jakub@redhat.com>
7455 * omp-expand.c (oxpand_omp_atomic_fetch_op,
7456 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
7459 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
7461 PR rtl-optimization/68664
7462 * target.def (can_speculate_insn): New hook.
7463 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
7464 * doc/tm.texi: Regenerate.
7465 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
7466 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
7467 (rs6000_sched_can_speculate_insn): New function.
7469 2017-02-06 Jakub Jelinek <jakub@redhat.com>
7471 PR tree-optimization/79284
7472 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
7473 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
7474 vectorizable_mask_load_store, vectorizable_operation,
7475 vect_is_simple_cond, get_same_sized_vectype): Use it instead
7476 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
7477 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
7478 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
7479 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
7480 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
7481 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
7482 is_gimple_assign (stmt). Replace another such test with
7483 is_gimple_assign (stmt).
7485 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
7488 * config/avr/avr.c (rtl-iter.h): Include it.
7489 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
7490 (avr_legitimate_combined_insn): ...and implementation.
7492 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
7494 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
7495 * config/s390/s390.c (s390_const_operand_ok)
7496 (s390_canonicalize_comparison, s390_extract_part)
7497 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
7498 (s390_contiguous_bitmask_p, s390_rtx_costs)
7499 (legitimize_pic_address): Likewise.
7500 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
7501 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
7502 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
7503 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
7504 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
7506 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
7508 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
7509 REGNO($0) == REGNO($1).
7511 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7513 * config/s390/linux.h(SIZE_TYPE): Add comment.
7515 2017-02-06 Julian Brown <julian@codesourcery.com>
7516 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
7517 Virendra Pathak <virendra.pathak@broadcom.com>
7519 * config/aarch64/aarch64-cores.def: Change the scheduler
7521 * config/aarch64/aarch64.md: Include thunderx2t99.md.
7522 * config/aarch64/thunderx2t99.md: New file.
7524 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
7526 * doc/standards.texi (Go Language): Update link to language
7529 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
7531 * tree-eh.c (lower_resx): Sanitize profile.
7532 (cleanup_empty_eh_move_lp): Likewise.
7534 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
7537 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
7539 * cfgloopmanip.h (loop_version): Update prototype.
7540 * modulo-sched.c (sms_schedule): Update call of loop_version.
7541 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
7542 * tree-parloops.c (gen_parallel_loop): Likewise.
7543 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
7544 * tree-ssa-loop-split.c (split_loop): Likewise.
7545 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
7546 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
7548 2017-02-05 Martin Liska <mliska@suse.cz>
7551 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
7553 (print_operand_address): Initialize a struct to zero.
7555 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
7557 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
7558 garbage collector only in textual form.
7560 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
7562 * doc/extend.texi (x86 specific memory model extensions for
7563 transactional memory): Simplify a phrase.
7565 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
7568 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
7569 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
7570 (atomic_storedi_1): Likewise.
7572 2017-02-04 Jakub Jelinek <jakub@redhat.com>
7574 PR tree-optimization/79338
7575 * tree-parloops.c (gather_scalar_reductions): Don't call
7576 vect_analyze_loop_form for loop->inner before destroying loop's
7579 2017-02-03 Martin Sebor <msebor@redhat.com>
7581 PR tree-optimization/79327
7582 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
7583 when precision has resulted in leading zeros.
7584 (format_integer): Adjust the likely counter to assume an unknown
7585 argument that may be zero is non-zero.
7587 2017-02-03 Jason Merrill <jason@redhat.com>
7590 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
7591 avoid copying non-taken branch.
7593 2017-02-03 Jakub Jelinek <jakub@redhat.com>
7595 PR tree-optimization/79340
7596 * tree-vect-loop.c (vectorizable_reduction): Release
7597 vec_defs elements after safe_splicing them into other vectors.
7600 PR tree-optimization/79327
7601 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
7602 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
7604 (format_integer): Use wide_int_to_tree instead of build_int_cst
7605 + to_?hwi. If argmin is NULL, just set argmin and argmax to
7606 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
7607 of shortest and longest sequence.
7609 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
7611 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
7612 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
7614 2017-02-03 Walter Lee <walt@tilera.com>
7617 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
7618 after initial stackframe link reg save.
7619 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
7621 2017-02-03 Jakub Jelinek <jakub@redhat.com>
7624 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
7625 wu for stxssp alternative.
7627 2017-02-03 Martin Sebor <msebor@redhat.com>
7629 PR tree-optimization/79352
7630 * gimple-fold.c (get_range_strlen): Add argument.
7631 (get_range_strlen): Change return type to bool.
7632 (get_maxval_strlen): Pass in a dummy argument.
7633 * gimple-fold.h (get_range_strlen): Change return type to bool.
7634 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
7635 * tree.h (array_at_struct_end_p): Add argument.
7636 * tree.c (array_at_struct_end_p): Handle it.
7638 2017-02-03 Martin Liska <mliska@suse.cz>
7641 * multiple_target.c (create_dispatcher_calls): Redirect edge
7642 from a caller of a dispatcher.
7643 (expand_target_clones): Make the clones local.
7644 (ipa_target_clone): Do both target clones and resolvers.
7645 (ipa_dispatcher_calls): Remove the pass.
7646 (pass_dispatcher_calls::gate): Likewise.
7647 (make_pass_dispatcher_calls): Likewise.
7648 * passes.def (pass_target_clone): Put as very first IPA early
7651 2017-02-03 Martin Liska <mliska@suse.cz>
7653 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
7654 in case of a function with ifunc attribute.
7656 2017-02-03 Martin Liska <mliska@suse.cz>
7658 * cgraph.c (cgraph_node::dump): Dump function version info.
7659 * symtab.c (symtab_node::dump_base): Add missing new line.
7661 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
7663 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
7664 (ifcombine_ifandif): Use it.
7666 2017-02-03 Martin Liska <mliska@suse.cz>
7668 * doc/invoke.texi: Document default value for
7669 use-after-scope-direct-emission-threshold.
7671 2017-02-03 Martin Liska <mliska@suse.cz>
7673 PR tree-optimization/79339
7674 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
7675 (format_floating): Likewise.
7677 2017-02-03 Martin Liska <mliska@suse.cz>
7680 * ipa-prop.c (ipa_node_params_t::insert): Remove current
7682 (ipa_node_params_t::remove): Likewise.
7683 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
7684 initialization from removed ipa_node_params_t::insert.
7685 (ipa_node_params::~ipa_node_params): Move from removed
7686 ipa_node_params_t::release.
7687 * symbol-summary.h (symbol_summary::m_released): New member.
7688 Do not release a summary twice. Do not allow to call finalizer
7689 for types of a summary that live in GGC memory.
7691 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
7693 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
7696 2017-02-02 Martin Sebor <msebor@redhat.com>
7699 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
7700 (format_string): Tighten up the range of output for non-constant
7701 strings and correct the expected range for wide non-constant strings.
7703 2017-02-02 Martin Sebor <msebor@redhat.com>
7705 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
7708 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
7710 (-fdump-tree-@var): Add to index and document how to come up
7711 with pass-specific option and dump file names.
7712 (-fdump-passes): Clarify where to look for output.
7714 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
7717 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
7718 statistics of the analyzed path; allow threading for speed when
7719 any of BBs along the path are optimized for speed.
7721 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
7724 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
7725 settings of the virtual registers.
7728 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7730 * explow.c (get_dynamic_stack_size): Take known alignment of stack
7731 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
7734 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7736 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
7737 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
7739 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7741 * config/s390/s390.md: Add missing comments with the expanded
7743 * config/s390/vector.md: Likewise.
7744 * config/s390/vx-builtins.md: Likewise.
7746 2017-02-02 Jakub Jelinek <jakub@redhat.com>
7749 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
7750 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
7751 conditions on a single line.
7753 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7755 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
7756 __S390_VX__ to __VX__.
7758 2017-02-01 Andrew Pinski <apinski@cavium.com>
7760 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
7761 stmt_info to record_stmt_cost.
7762 (vect_get_known_peeling_cost): Pass stmt_info if known to
7764 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
7765 cpu_vector_cost field into
7766 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
7767 field into vec_int_stmt_cost and vec_fp_stmt_cost.
7768 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
7769 splitting of scalar_stmt_cost and vec_stmt_cost.
7770 (thunderx_vector_cost): Likewise.
7771 (cortexa57_vector_cost): LIkewise.
7772 (exynosm1_vector_cost): Likewise.
7773 (xgene1_vector_cost): Likewise.
7774 (thunderx2t99_vector_cost): Improve after the splitting of the two
7776 (aarch64_builtin_vectorization_cost): Update for the splitting of
7777 scalar_stmt_cost and vec_stmt_cost.
7779 2017-02-01 Torvald Riegel <triegel@redhat.com>
7780 Richard Henderson <rth@redhat.com>
7782 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
7783 conditional on existance of a fast atomic load.
7784 * optabs-query.c (can_atomic_load_p): New function.
7785 * optabs-query.h (can_atomic_load_p): Declare it.
7786 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
7787 no fast atomic load is available for the particular size of access.
7788 (expand_atomic_compare_and_swap): Likewise.
7789 (expand_atomic_load): Likewise.
7790 (expand_atomic_store): Likewise.
7791 (expand_atomic_fetch_op): Likewise.
7792 * testsuite/lib/target-supports.exp
7793 (check_effective_target_sync_int_128): Remove x86 because it provides
7794 no fast atomic load.
7795 (check_effective_target_sync_int_128_runtime): Likewise.
7797 2017-02-01 Richard Biener <rguenther@suse.de>
7799 * graphite.c: Include tree-vectorizer.h for find_loop_location.
7800 (graphite_transform_loops): Provide opt-info for optimized nests.
7801 * tree-parloop.c (parallelize_loops): Provide opt-info for
7804 2017-02-01 Richard Biener <rguenther@suse.de>
7807 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
7810 2017-02-01 Richard Biener <rguenther@suse.de>
7812 PR tree-optimization/71824
7813 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
7814 Verify the loops are valid in the merged SESE region.
7815 (scop_detection::can_represent_loop_1): Check analyzing the
7816 evolution of the number of iterations in the region succeeds.
7818 2017-01-31 Ian Lance Taylor <iant@golang.org>
7820 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
7821 REG_ARGS_SIZE note to 32-bit push insns and call insn.
7823 2017-01-31 David Malcolm <dmalcolm@redhat.com>
7825 PR preprocessor/79210
7826 * input.c (get_substring_ranges_for_loc): Replace line_width
7827 assertion with error-handling.
7829 2017-01-31 Richard Biener <rguenther@suse.de>
7831 PR tree-optimization/77318
7832 * graphite-sese-to-poly.c (extract_affine): Fix assert.
7833 (create_pw_aff_from_tree): Take loop parameter.
7834 (add_condition_to_pbb): Pass loop of the condition to
7835 create_pw_aff_from_tree.
7837 2017-01-31 Jakub Jelinek <jakub@redhat.com>
7839 * config/s390/s390.c (s390_asan_shadow_offset): New function.
7840 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
7842 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7846 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
7848 (convert_int_to_float128): Likewise.
7849 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
7850 (convert_int_to_float128): Likewise.
7851 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
7852 (UNSPEC_IEEE128_CONVERT): Likewise.
7853 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
7854 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
7855 Use local variables for IBM extended format.
7856 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
7857 (fix_trunc<mode>si2_fprs): Likewise.
7858 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
7859 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
7860 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
7861 to know that we can now have integers of all sizes in vector
7863 (fix<uns>_<mode>di2_hw): Likewise.
7864 (float<uns>_<mode>si2_hw): Likewise.
7865 (fix_<mode>si2_hw): Likewise.
7866 (fixuns_<mode>si2_hw): Likewise.
7867 (float<uns>_<mode>di2_hw): Likewise.
7868 (float_<mode>di2_hw): Likewise.
7869 (float_<mode>si2_hw): Likewise.
7870 (floatuns_<mode>di2_hw): Likewise.
7871 (floatuns_<mode>si2_hw): Likewise.
7872 (xscvqp<su>wz_<mode>): Delete, no longer used.
7873 (xscvqp<su>dz_<mode>): Likewise.
7874 (xscv<su>dqp_<mode>): Likewise.
7875 (ieee128_mfvsrd_64bit): Likewise.
7876 (ieee128_mfvsrd_32bit): Likewise.
7877 (ieee128_mfvsrwz): Likewise.
7878 (ieee128_mtvsrw): Likewise.
7879 (ieee128_mtvsrd_64bit): Likewise.
7880 (ieee128_mtvsrd_32bit): Likewise.
7882 2017-01-31 Martin Liska <mliska@suse.cz>
7885 * ipa-prop.c (ipa_free_all_node_params): Call release method
7886 instead of ~sumbol_summary to not to trigger double times
7889 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
7891 PR tree-optimization/71691
7892 * bitmap.h (class auto_bitmap): New.
7893 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
7894 is_maybe_undefined instead of ssa_undefined_value_p.
7896 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7898 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
7899 __S390_ARCH_LEVEL__ to __ARCH__.
7901 2017-01-31 Jakub Jelinek <jakub@redhat.com>
7903 PR tree-optimization/79267
7904 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
7905 if should_remove_lhs_p is true.
7907 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
7910 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
7911 (add_alignment_attribute): New.
7912 (base_type_die): Add alignment attribute.
7913 (subrange_type_die): Likewise.
7914 (modified_type_die): Likewise.
7915 (gen_array_type_die): Likewise.
7916 (gen_descr_array_type_die: Likewise.
7917 (gen_enumeration_type_die): Likewise.
7918 (gen_subprogram_die): Likewise.
7919 (gen_variable_die): Likewise.
7920 (gen_field_die): Likewise.
7921 (gen_ptr_to_mbr_type_die): Likewise.
7922 (gen_struct_or_union_type_die): Likewise.
7923 (gen_subroutine_type_die): Likewise.
7924 (gen_typedef_die): Likewise.
7925 (base_type_cmp): Compare alignment attribute.
7927 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7930 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
7931 (setb_unsigned) New pattern for setb with CCUNS.
7932 * config/rs6000/rs6000.c (expand_block_compare): Use a different
7933 subfc./subfe sequence to avoid overflow problems. Generate a
7934 shorter sequence with cmpld/setb for power9.
7935 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
7936 for generating subfc. instruction.
7937 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
7938 now uses this instruction.
7940 2017-01-30 Ian Lance Taylor <iant@google.com>
7943 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
7944 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
7946 2017-01-30 Martin Sebor <msebor@redhat.com>
7948 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
7949 Move constant to the right of a relational operator.
7950 (get_mpfr_format_length, format_character, format_string): Ditto.
7951 (should_warn_p, maybe_warn): Same.
7953 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
7955 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
7958 * asan.c (get_translation_unit_decl): Remove function.
7959 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
7961 2017-01-30 Martin Liska <mliska@suse.cz>
7963 PR gcov-profile/79259
7964 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
7967 2017-01-30 Martin Liska <mliska@suse.cz>
7970 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
7971 Initialize variables with NULL value.
7973 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
7976 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
7978 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
7980 2017-01-30 Richard Biener <rguenther@suse.de>
7982 PR tree-optimization/79276
7983 * tree-vrp.c (process_assert_insertions): Properly adjust common
7984 when removing a duplicate.
7986 * gcc.dg/torture/pr79276.c: New testcase.
7988 2017-01-30 Richard Biener <rguenther@suse.de>
7990 PR tree-optimization/79256
7991 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
7992 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
7994 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
7996 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
7999 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
8000 ("*r<noxa>sbg_<mode>_sll_bitmask")
8001 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
8002 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
8003 Use contiguous_bitmask_nowrap_operand.
8005 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8008 * config/rs6000/altivec.h (vec_xl): Revise #define.
8009 (vec_xst): Likewise.
8011 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
8013 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
8015 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
8017 PR rtl-optimization/79194
8018 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
8019 traps before call to bypass_conditional_jumps.
8021 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
8023 PR tree-optimization/71374
8024 * lra-constraints.c (check_conflict_input_operands): New.
8025 (match_reload): Use it.
8027 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
8030 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
8031 account to calculate conflict_set.
8033 2017-01-27 Bin Cheng <bin.cheng@arm.com>
8035 PR rtl-optimization/78559
8036 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
8037 other_insn in combine.
8039 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
8041 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
8042 uint16_type_node for BT_UINT16.
8044 2017-01-27 David Malcolm <dmalcolm@redhat.com>
8046 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
8047 "RTL Tests" to menu.
8048 (GIMPLE Tests): New node.
8049 (RTL Tests): New node.
8051 2017-01-27 Richard Biener <rguenther@suse.de>
8053 PR tree-optimization/79245
8054 * tree-loop-distribution.c (distribute_loop): Apply cost
8055 modeling also to detected patterns.
8057 2017-01-27 Richard Biener <rguenther@suse.de>
8059 PR tree-optimization/71433
8060 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
8061 (compare_assert_loc): New function.
8062 (process_assert_insertions): Sort and optimize assert locations
8063 to remove duplicates and push down identical assertions on
8064 edges to their destination block.
8066 2017-01-27 Richard Biener <rguenther@suse.de>
8068 PR tree-optimization/79244
8069 * tree-vrp.c (remove_range_assertions): Forcefully propagate
8070 out SSA names even if abnormal.
8072 2017-01-27 Jakub Jelinek <jakub@redhat.com>
8074 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
8075 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
8076 instead of MPFR_RNDN.
8078 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
8081 * arm.c (arm_option_override): Don't call build_target_option_node
8082 until after doing all option overrides.
8083 (arm_valid_target_attribute_tree): Likewise.
8085 2017-01-27 Martin Liska <mliska@suse.cz>
8087 * doc/invoke.texi (-fprofile-arcs): Document profiling support
8088 for {cd}tors and C++ {cd}tors.
8090 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
8092 * config/s390/s390.md ("*setmem_long_and")
8093 ("*setmem_long_and_31z"): Use zero_extend instead of and.
8095 2017-01-26 Martin Sebor <msebor@redhat.com>
8097 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
8100 2017-01-26 Martin Sebor <msebor@redhat.com>
8102 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
8103 HAVE_DFmode before using XFmode or DFmode.
8104 (parse_directive): Avoid using the z length modifier to avoid
8105 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
8108 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
8109 to accept adjustment as an array.
8110 (get_int_range): New function.
8111 (struct directive): Make width and prec arrays.
8112 (directive::set_width, directive::set_precision): Call get_int_range.
8113 (format_integer, format_floating): Handle width and precision ranges.
8114 (format_string, parse_directive): Same.
8116 2017-01-26 Jakub Jelinek <jakub@redhat.com>
8119 * dwarf2out.c (generate_skeleton_bottom_up): For children with
8120 comdat_type_p set, just clone them, but keep the children in the
8124 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
8125 which have direct callers with -fvar-tracking-assignments enabled
8127 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
8128 inside of type units.
8130 2017-01-26 Martin Sebor <msebor@redhat.com>
8133 * gimple-ssa-sprintf.c (struct result_range): Add likely and
8135 (struct format_result): Replace number_chars, number_chars_min,
8136 and number_chars_max with a single member of struct result_range.
8138 (format_result::operator+=): Adjust.
8139 (struct fmtresult): Remove bounded. Handle likely and unlikely
8141 (fmtresult::adjust_for_width_or_precision): New function.
8142 (fmtresult:type_max_digits): New function.
8143 (bytes_remaining): Handle likely and unlikely counters.
8144 (min_bytes_remaining): Remove.
8145 (format_percent): Simplify.
8146 (format_integer, format_floating): Set likely and unlikely counters.
8147 (get_string_length, format_character, format_string): Same.
8148 (format_plain, should_warn_p): New function.
8149 (maybe_warn): Call should_warn_p. Update diagnostic messages
8150 and handle those for all directives, including plain strings.
8151 (format_directive): Handle likely and unlikely counters.
8152 Remove unnecessary quoting from diagnostics. Add an informational
8154 (add_bytes): Remove.
8155 (pass_sprintf_length::compute_format_length): Simplify.
8156 (try_substitute_return_value): Handle likely and unlikely counters.
8158 2017-01-26 Carl Love <cel@us.ibm.com>
8160 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
8161 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
8163 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
8166 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
8167 endianess for subregs into account.
8168 * lra-constraints.c (lra_constraints): Do risky transformations
8169 always on the first iteration.
8170 * lra-lives.c (check_pseudos_live_through_calls): Add arg
8171 last_call_used_reg_set.
8172 (process_bb_lives): Define and use last_call_used_reg_set.
8173 * lra.c (lra): Always continue after lra_constraints on the first
8176 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
8178 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
8180 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
8182 2017-01-26 Jakub Jelinek <jakub@redhat.com>
8184 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
8185 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
8186 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
8187 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
8188 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
8189 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
8190 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
8191 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
8192 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
8194 2017-01-26 Marek Polacek <polacek@redhat.com>
8197 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
8198 for the third operand.
8200 2017-01-26 Jakub Jelinek <jakub@redhat.com>
8203 * omp-low.c (struct omp_context): Add simt_stmt field.
8204 (scan_omp_for): Return omp_context *.
8205 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
8206 context to the _simt_ SIMD stmt.
8207 (lower_omp_for): For combined SIMD with sibling _simt_
8208 SIMD, make sure to use the same decls in _looptemp_
8209 clauses as in the sibling.
8211 2017-01-26 David Sherwood <david.sherwood@arm.com>
8214 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
8217 2017-01-26 Jakub Jelinek <jakub@redhat.com>
8220 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
8221 emit fld b; fld a; if possible.
8223 * brig-builtins.def: Update copyright years.
8224 * config/arm/arm_acle_builtins.def: Update copyright years.
8226 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8229 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
8230 constraint instead of o for the stxsd instruction.
8232 2017-01-25 Carl Love <cel@us.ibm.com>
8234 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
8235 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
8237 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
8239 * doc/invoke.texi (C++ Dialect Options): Fix typo.
8241 2017-01-25 Richard Biener <rguenther@suse.de>
8243 PR tree-optimization/69264
8244 * target.def (vector_alignment_reachable): Improve documentation.
8245 * doc/tm.texi: Regenerate.
8246 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
8248 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
8249 earlier changes with respect to TYPE_USER_ALIGN.
8250 (vector_alignment_reachable_p): Likewise. Improve dumping.
8252 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8255 * config/arm/arm.md (xordi3): Force constant operand into a register
8258 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8260 * doc/invoke.texi (-fstore-merging): Correct default optimization
8261 levels at which it is enabled.
8262 (-O): Move -fstore-merging from list to...
8265 2017-01-25 Richard Biener <rguenther@suse.de>
8268 * omp-expand.c: Include debug.h.
8269 (expand_omp_taskreg): Make sure to generate early debug before
8270 outlining anything from a function.
8271 (expand_omp_target): Likewise.
8272 (grid_expand_target_grid_body): Likewise.
8274 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
8277 * asan.c (get_translation_unit_decl): New function.
8278 (asan_add_global): Extract modules file name from globals
8279 TRANSLATION_UNIT_DECL name.
8281 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
8284 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
8285 for long calls with APCS frame and VFP.
8287 2017-01-24 David Malcolm <dmalcolm@redhat.com>
8289 * cfg.c (original_copy_tables_initialized_p): New function.
8290 * cfg.h (original_copy_tables_initialized_p): New decl.
8291 * cfgrtl.c (relink_block_chain): Guard the call to
8292 free_original_copy_tables with a call to
8293 original_copy_tables_initialized_p.
8294 * cgraph.h (symtab_node::native_rtl_p): New decl.
8295 * cgraphunit.c (symtab_node::native_rtl_p): New function.
8296 (symtab_node::needed_p): Don't assert for early assembly output
8297 for __RTL functions.
8298 (cgraph_node::finalize_function): Set "force_output" for __RTL
8300 (cgraph_node::analyze): Bail out early for __RTL functions.
8301 (analyze_functions): Update assertion to support __RTL functions.
8302 (cgraph_node::expand): Bail out early for __RTL functions.
8303 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
8305 * function.h (struct function): Update comment for field
8307 * gimple-expr.c: Include "tree-pass.h".
8308 (gimple_has_body_p): Return false for __RTL functions.
8309 * Makefile.in (OBJS): Add run-rtl-passes.o.
8310 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
8312 (gcc::pass_manager::get_clean_slate): New accessor.
8313 * passes.c: Include "insn-addr.h".
8314 (should_skip_pass_p): Add logging. Update logic for running
8315 "expand" to be compatible with both __GIMPLE and __RTL. Guard
8316 property-provider override so it is only done for gimple passes.
8318 (skip_pass): New function.
8319 (execute_one_pass): Call skip_pass when skipping passes.
8320 * read-md.c (md_reader::read_char): Support filtering
8321 the input to a subset of line numbers.
8322 (md_reader::md_reader): Initialize fields
8323 m_first_line and m_last_line.
8324 (md_reader::read_file_fragment): New function.
8325 * read-md.h (md_reader::read_file_fragment): New decl.
8326 (md_reader::m_first_line): New field.
8327 (md_reader::m_last_line): New field.
8328 * read-rtl-function.c (function_reader::create_function): Only
8329 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
8330 curr_properties. Set DECL_INITIAL to a dummy block.
8331 (read_rtl_function_body_from_file_range): New function.
8332 * read-rtl-function.h (read_rtl_function_body_from_file_range):
8334 * run-rtl-passes.c: New file.
8335 * run-rtl-passes.h: New file.
8337 2017-01-24 Jeff Law <law@redhat.com>
8339 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
8342 2017-01-24 Bin Cheng <bin.cheng@arm.com>
8344 PR tree-optimization/79159
8345 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
8346 (record_nonwrapping_iv): Improve boundary using above function if no
8347 value range information.
8349 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
8350 Martin Jambor <mjambor@suse.cz>
8352 * brig-builtins.def: New file.
8353 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
8354 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
8355 (DEF_HSAIL_SAT_BUILTIN): Likewise.
8356 (DEF_HSAIL_INTR_BUILTIN): Likewise.
8357 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
8358 * builtin-types.def (BT_INT8): New.
8359 (BT_INT16): Likewise.
8360 (BT_UINT8): Likewise.
8361 (BT_UINT16): Likewise.
8362 (BT_FN_ULONG): Likewise.
8363 (BT_FN_UINT_INT): Likewise.
8364 (BT_FN_UINT_ULONG): Likewise.
8365 (BT_FN_UINT_LONG): Likewise.
8366 (BT_FN_UINT_PTR): Likewise.
8367 (BT_FN_ULONG_PTR): Likewise.
8368 (BT_FN_INT8_FLOAT): Likewise.
8369 (BT_FN_INT16_FLOAT): Likewise.
8370 (BT_FN_UINT32_FLOAT): Likewise.
8371 (BT_FN_UINT16_FLOAT): Likewise.
8372 (BT_FN_UINT8_FLOAT): Likewise.
8373 (BT_FN_UINT64_FLOAT): Likewise.
8374 (BT_FN_UINT16_UINT32): Likewise.
8375 (BT_FN_UINT32_UINT16): Likewise.
8376 (BT_FN_UINT16_UINT16_UINT16): Likewise.
8377 (BT_FN_INT_PTR_INT): Likewise.
8378 (BT_FN_UINT_PTR_UINT): Likewise.
8379 (BT_FN_LONG_PTR_LONG): Likewise.
8380 (BT_FN_ULONG_PTR_ULONG): Likewise.
8381 (BT_FN_VOID_UINT64_UINT64): Likewise.
8382 (BT_FN_UINT8_UINT8_UINT8): Likewise.
8383 (BT_FN_INT8_INT8_INT8): Likewise.
8384 (BT_FN_INT16_INT16_INT16): Likewise.
8385 (BT_FN_INT_INT_INT): Likewise.
8386 (BT_FN_UINT_FLOAT_UINT): Likewise.
8387 (BT_FN_FLOAT_UINT_UINT): Likewise.
8388 (BT_FN_ULONG_UINT_UINT): Likewise.
8389 (BT_FN_ULONG_UINT_PTR): Likewise.
8390 (BT_FN_ULONG_ULONG_ULONG): Likewise.
8391 (BT_FN_UINT_UINT_UINT): Likewise.
8392 (BT_FN_VOID_UINT_PTR): Likewise.
8393 (BT_FN_UINT_UINT_PTR: Likewise.
8394 (BT_FN_UINT32_UINT64_PTR): Likewise.
8395 (BT_FN_INT_INT_UINT_UINT): Likewise.
8396 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
8397 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
8398 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
8399 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
8400 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
8401 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
8402 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
8403 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
8404 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
8405 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
8406 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
8407 * doc/frontends.texi: List BRIG FE.
8408 * doc/install.texi (Testing): Add BRIG tesring requirements.
8409 * doc/invoke.texi (Overall Options): Mention BRIG.
8410 * doc/standards.texi (Standards): Doucment BRIG HSA version.
8412 2017-01-24 Richard Biener <rguenther@suse.de>
8414 PR translation/79208
8415 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
8417 2017-01-24 Martin Jambor <mjambor@suse.cz>
8420 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
8421 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
8424 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
8427 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
8428 casts from signed to unsigned really don't have a range.
8430 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
8432 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
8433 GMP_RNDx for compatiblity.
8435 2017-01-24 Martin Liska <mliska@suse.cz>
8438 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
8439 that would prevent us to call alloca with -1 as argument.
8441 2017-01-24 Jakub Jelinek <jakub@redhat.com>
8443 * dwarf2out.c (output_compilation_unit_header, output_file_names):
8444 Avoid -Wformat-security warning.
8446 2017-01-23 Andrew Pinski <apinski@cavium.com>
8448 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
8451 2017-01-23 Martin Sebor <msebor@redhat.com>
8454 * gimple-ssa-sprintf.c (warn_level): New global.
8455 (format_integer): Use it here and throughout the rest of the file.
8456 Use the same switch to compute sign as base.
8457 (maybe_warn): New function.
8458 (format_directive): Factor out warnings into maybe_warn.
8459 Add debugging output. Use warn_level.
8460 (add_bytes): Use warn_level.
8461 (pass_sprintf_length::compute_format_length): Add debugging output.
8462 (try_substitute_return_value): Same.
8463 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
8466 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
8467 (struct fmtresult, format_integer, format_floating): Adjust.
8468 (fmtresult::fmtresult): Set max correctly in two argument ctor.
8469 (get_string_length, format_string,format_directive): Same.
8470 (pass_sprintf_length::compute_format_length): Same.
8471 (try_substitute_return_value): Simplify slightly.
8474 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
8475 (fmtresult::operator+=): Outlined.
8476 (struct fmtresult): Add ctors.
8477 (struct conversion_spec): Rename...
8478 (struct directive): ...to this. Add and remove data members.
8479 (directive::set_width, directive::set_precision): New functions.
8480 (format_percent): Use fmtresult ctor.
8481 (get_width_and_precision): Remove.
8482 (format_integer): Make naming changes. Avoid computing width and
8484 (format_floating): Same. Adjust indentation.
8485 (format_character, format_none): New functions.
8486 (format_string): Moved character handling to format_character.
8487 (format_directive): Remove arguments, change return type.
8488 (parse_directive): New function.
8489 (pass_sprintf_length::compute_format_length): Move directive
8490 parsing to parse_directive.
8492 2017-01-23 Jakub Jelinek <jakub@redhat.com>
8494 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
8495 (assign_assembler_name_if_needed): ... this.
8496 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
8497 (assign_assembler_name_if_needed): ... this.
8498 (free_lang_data_in_cgraph): Adjust callers.
8499 * cgraphunit.c (cgraph_node::analyze): Likewise.
8500 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
8503 2017-01-23 Richard Biener <rguenther@suse.de>
8505 PR tree-optimization/79088
8506 PR tree-optimization/79188
8507 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
8508 resetting loop bounds after last path deletion. Reset loop
8509 bounds of the target loop, make code match the comments.
8510 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
8511 Make sure loops need no fixups.
8513 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
8515 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
8516 exponent support with double type for first argument.
8517 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
8518 type returned by __builtin_vec_extract_sig,
8519 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
8520 functions from "vector int" to "vector unsigned int" or from
8521 "vector long long int" to "vector unsigned long long int".
8522 Changed type returned by __builtin_vec_extract_exp,
8523 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
8524 functions from "vector int" to "vector unsigned int" or from
8525 "vector long long int" to "vector unsigned long long int".
8526 Changed return type of __builtin_vec_test_data_class,
8527 __builtin_vec_test_data_class_sp, and
8528 __builtin_vec_test_data_class_dp from "vector int" to
8529 "vector bool int" or from "vector long long int" to "vector bool
8530 long long int" and changed second argument type from "unsigned
8531 int" to "int". Added new overloaded function forms "vector float
8532 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
8533 "vector float __builtin_vec_insert_exp_sp (vector float, vector
8534 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
8535 double, vector unsigned long long int)" and "vector double
8536 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
8537 long int)". Changed return type of
8538 __builtin_scalar_test_data_class and
8539 __builtin_scalar_test_data_class_sp and
8540 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
8541 int" and changed second argument from "unsigned int" to "int".
8542 Changed type returned by __builtin_scalar_test_neg,
8543 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
8544 from "int" to "bool int". Added new overloaded function form
8545 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
8546 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
8547 exponent double-precision with floating point first argument.
8548 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
8549 documentation of scalar_test_data_class, scalar_test_neg,
8550 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
8551 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
8552 vec_test_data_class built-in functions to reflect refinements in
8553 their type signatures.
8555 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
8557 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
8559 (aarch64_elf_asm_destructor): Likewise.
8561 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
8563 PR rtl-optimization/78634
8564 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
8565 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
8566 * ifcvt.c (noce_try_cmove): Add missing cost check.
8568 PR rtl-optimization/71724
8569 * combine.c (if_then_else_cond): Look for situations where it is
8570 beneficial to undo the work of one of the recursive calls.
8572 2017-01-23 Bin Cheng <bin.cheng@arm.com>
8574 PR tree-optimization/70754
8575 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
8576 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
8577 combined stmt before it if not NULL.
8578 (combine_chains): Process refs reversely and compute dominance point
8581 2017-01-23 Martin Liska <mliska@suse.cz>
8583 PR tree-optimization/79196
8584 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
8585 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
8587 (strlen_optimize_stmt): Call the renamed function.
8589 2017-01-23 Michael Matz <matz@suse.de>
8591 PR tree-optimization/78384
8592 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
8594 2017-01-23 Richard Biener <rguenther@suse.de>
8596 PR tree-optimization/79186
8597 * tree-vrp.c (register_new_assert_for): Make sure we've seen
8598 both incoming edges before moving an assert.
8600 2017-01-23 Martin Jambor <mjambor@suse.cz>
8602 * ipa-prop.c (load_from_param_1): Removed.
8603 (load_from_unmodified_param): Bits from load_from_param_1 put back
8605 (load_from_param): Removed.
8606 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
8607 with stmt. Reverted back to use of load_from_unmodified_param.
8609 2017-01-23 Martin Jambor <mjambor@suse.cz>
8612 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
8613 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
8614 field a pointer to garbage collected vector, mark lattices and
8615 ipcp_orig_node with GTY((skip)).
8616 (ipa_get_param_count): Adjust to descriptors being a pointer.
8617 (ipa_get_param): Likewise.
8618 (ipa_get_type): Likewise.
8619 (ipa_get_param_move_cost): Likewise.
8620 (ipa_set_param_used): Likewise.
8621 (ipa_get_controlled_uses): Likewise.
8622 (ipa_set_controlled_uses): Likewise.
8623 (ipa_is_param_used): Likewise.
8624 (ipa_node_params_t): Move into garbage collector. New methods insert
8626 (ipa_node_params_sum): Annotate wth GTY(()).
8627 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
8629 (ipa_load_from_parm_agg): Adjust declaration.
8630 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
8631 * ipa-profile.c (ipa_profile): Likewise.
8632 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
8633 (ipa_populate_param_decls): Make descriptors parameter garbage
8635 (ipa_dump_param): Adjust to descriptors being a pointer.
8636 (ipa_alloc_node_params): Likewise.
8637 (ipa_initialize_node_params): Likewise.
8638 (load_from_param_1): Make descriptors parameter garbage collected.
8639 (load_from_unmodified_param): Likewise.
8640 (load_from_param): Likewise.
8641 (ipa_load_from_parm_agg): Likewise.
8642 (ipa_node_params::~ipa_node_params): Removed.
8643 (ipa_free_all_node_params): Remove call to delete operator.
8644 (ipa_node_params_t::insert): New.
8645 (ipa_node_params_t::remove): Likewise.
8646 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
8647 copy known_csts and known_contexts vectors.
8648 (ipa_read_node_info): Adjust to descriptors being a pointer.
8649 (ipcp_modif_dom_walker): Make m_descriptors field garbage
8651 (ipcp_transform_function): Make descriptors variable garbage
8654 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
8656 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
8657 * config/i386/avx512dqintrin.h: Ditto.
8658 * config/i386/avx512fintrin.h: Ditto.
8659 * gcc/config/i386/i386.c: Handle new builtins.
8660 * config/i386/i386-builtin.def: Add new builtins.
8661 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
8662 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
8664 2017-01-23 Jakub Jelinek <jakub@redhat.com>
8665 Martin Liska <mliska@suse.cz>
8667 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
8668 * asan.c (asan_expand_poison_ifn): Support stores and use
8669 appropriate ASAN report function.
8670 * internal-fn.c (expand_ASAN_POISON_USE): New function.
8671 * internal-fn.def (ASAN_POISON_USE): Declare.
8672 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
8673 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
8674 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
8675 ASAN_POISON calls w/o LHS.
8676 * tree-ssa.c (execute_update_addresses_taken): Create clobber
8677 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
8678 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
8679 * gimplify.c (asan_poison_variables): Add attribute
8680 use_after_scope_memory to variables that really needs to live
8682 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
8683 having the attribute.
8685 2017-01-23 Martin Liska <mliska@suse.cz>
8687 * asan.c (create_asan_shadow_var): New function.
8688 (asan_expand_poison_ifn): Likewise.
8689 * asan.h (asan_expand_poison_ifn): New declaration.
8690 * internal-fn.c (expand_ASAN_POISON): Likewise.
8691 * internal-fn.def (ASAN_POISON): New builtin.
8692 * sanopt.c (pass_sanopt::execute): Expand
8693 asan_expand_poison_ifn.
8694 * tree-inline.c (copy_decl_for_dup_finish): Make function
8696 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
8697 * tree-ssa.c (is_asan_mark_p): New function.
8698 (execute_update_addresses_taken): Rewrite local variables
8699 (identified just by use-after-scope as addressable) into SSA.
8701 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
8703 * doc/install.texi (Specific): opensource.apple.com uses https
8704 now. Remove trailing slash.
8706 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
8708 * README.Portability: Remove note on an Irix compatibility issue.
8710 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
8712 * gcov.c (INCLUDE_ALGORITHM): Define.
8713 (INCLUDE_VECTOR): Define.
8714 No longer include <vector> and <algorithm> directly.
8716 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
8718 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
8720 * doc/invoke.texi (Code Gen Options): Ditto.
8722 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
8725 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
8727 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
8729 rtl-optimization/79125
8730 * cprop.c (local_cprop_pass): Handle cases where we make an
8733 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
8737 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
8738 read from, for big endian.
8740 2017-01-20 Jiong Wang <jiong.wang@arm.com>
8742 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
8743 register pauth builtins for LP64 only.
8745 2017-01-20 Marek Polacek <polacek@redhat.com>
8748 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
8751 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
8753 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
8755 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
8756 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
8757 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
8759 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8762 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
8763 in big-endian mode when they are not a single duplicated value.
8765 2017-01-20 Richard Biener <rguenther@suse.de>
8767 * BASE-VER: Bump to 7.0.1.
8769 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
8771 * omp-low.c (omplow_simd_context): New struct. Use it...
8772 (lower_rec_simd_input_clauses): ...here and...
8773 (lower_rec_input_clauses): ...here to hold common data. Adjust all
8774 references to idx, lane, max_vf, is_simt.
8776 2017-01-20 Graham Markall <graham.markall@embecosm.com>
8778 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
8781 2017-01-20 Martin Jambor <mjambor@suse.cz>
8783 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
8784 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
8786 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
8787 (GTFILES): Rename hsa.c to hsa-common.c.
8788 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
8789 * hsa-dump.c: Likewise.
8790 * hsa-gen.c: Likewise.
8791 * hsa-regalloc.c: Likewise.
8792 * ipa-hsa.c: Likewise.
8793 * omp-expand.c: Likewise.
8794 * omp-low.c: Likewise.
8795 * toplev.c: Likewise.
8797 2017-01-20 Marek Polacek <polacek@redhat.com>
8800 * doc/invoke.texi: Document -Wduplicated-branches.
8801 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
8802 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
8803 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
8804 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
8805 return 0 only when not OEP_LEXICOGRAPHIC.
8806 (fold_build_cleanup_point_expr): Use the expression
8807 location when building CLEANUP_POINT_EXPR.
8808 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
8809 * tree.c (add_expr): Handle error_mark_node.
8811 2017-01-20 Martin Liska <mliska@suse.cz>
8814 * tree-profile.c (init_ic_make_global_vars): Do not call
8816 (gimple_init_gcov_profiler): Likewise.
8818 2017-01-20 Martin Liska <mliska@suse.cz>
8821 * cgraph.h (maybe_create_reference): Remove argument and
8823 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
8825 * ipa-cp.c (create_specialized_node): Likewise.
8826 * symtab.c (symtab_node::maybe_create_reference): Handle
8827 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
8829 2017-01-20 Martin Liska <mliska@suse.cz>
8831 * read-rtl-function.c (function_reader::create_function): Use
8832 build_decl instread of build_decl_stat.
8834 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
8836 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
8837 * config/i386/avx512dqintrin.h: Ditto.
8838 * config/i386/avx512fintrin.h: Ditto.
8839 * config/i386/i386-builtin-types.def: Add new types.
8840 * gcc/config/i386/i386.c: Handle new types.
8841 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
8842 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
8843 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
8844 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
8845 (__builtin_ia32_kshiftridi): New.
8846 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
8848 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
8852 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
8853 define to rs6000_init_stack_protect_guard.
8854 (rs6000_init_stack_protect_guard): New function.
8856 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
8857 Yunqiang Su <yunqiang.su@imgtec.com>
8859 * config.gcc (supported_defaults): Add madd4.
8860 (with_madd4): Add validation.
8861 (all_defaults): Add madd4.
8862 * config/mips/mips.opt (mmadd4): New option.
8863 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8865 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
8867 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
8868 (ISA_HAS_FUSED_MADD4): Likewise.
8869 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
8870 * gcc/doc/install.texi (--with-madd4): Document the new option.
8872 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8874 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
8875 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
8876 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
8877 (aarch64_init_pauth_hint_builtins): New.
8878 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
8879 (aarch64_expand_builtin): Expand new builtins.
8881 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8883 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
8884 * combine-stack-adj.c (no_unhandled_cfa): Handle
8885 REG_CFA_TOGGLE_RA_MANGLE.
8886 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
8887 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
8888 info for return address signing.
8889 (aarch64_expand_epilogue): Likewise.
8891 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8893 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
8894 * config/aarch64/aarch64-protos.h
8895 (aarch64_return_address_signing_enabled): New declaration.
8896 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
8898 (aarch64_expand_prologue): Sign return address before it's pushed onto
8900 (aarch64_expand_epilogue): Authenticate return address fetched from
8902 (aarch64_override_options): Sanity check for ILP32 and ISA level.
8903 (aarch64_attributes): New function attributes for "sign-return-address".
8904 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
8905 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
8906 ("*do_return"): Generate combined instructions according to key index.
8907 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
8908 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
8910 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
8911 * config/aarch64/aarch64.opt (msign-return-address=): New.
8912 * doc/extend.texi (AArch64 Function Attributes): Documents
8913 "sign-return-address=".
8914 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
8916 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
8918 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
8919 overall option summary.
8921 2017-01-19 Jiong Wang <jiong.wang@arm.com>
8923 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
8924 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
8925 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
8926 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
8928 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
8930 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
8931 -mpower9-minmax by default for -mcpu=power9.
8932 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
8933 128-bit floating point.
8935 2017-01-20 Alan Modra <amodra@gmail.com>
8937 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
8938 optimizing for size.
8940 2017-01-20 Alan Modra <amodra@gmail.com>
8943 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
8944 for strcmp and strncmp from corresponding builtin decl.
8946 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
8948 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
8949 instead of i386/rtems-64.h.
8950 * config/i386/rtems-64.h: Remove.
8952 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
8956 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
8958 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
8960 2017-01-19 Tamar Christina <tamar.christina@arm.com>
8962 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
8963 Change int to HOST_WIDE_INT.
8964 * config/aarch64/aarch64-protos.h
8965 (aarch64_simd_gen_const_vector_dup): Likewise.
8966 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
8968 2017-01-19 David Malcolm <dmalcolm@redhat.com>
8970 * langhooks-def.h (lhd_type_for_size): New decl.
8971 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
8972 * langhooks.c (lhd_type_for_size): New function, taken from
8975 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
8977 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
8978 define_bypass for CR latency.
8979 (power9-cracked-alu): Update bypass latency and remove power9-branch.
8980 (power9-alu2): Add define_bypass for CR latency.
8982 (power9-mul): Update insn latency.
8983 (power9-mul-compare): Update insn latency, bypass latency and remove
8986 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8988 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
8990 * config/aarch64/aarch64.md
8991 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
8992 aarch64_nopcrelative_literal_loads.
8993 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
8995 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
8997 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
8999 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
9001 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
9004 * config.gcc (supported_defaults): Add lxc1-sxc1.
9005 (with_lxc1_sxc1): Add validation.
9006 (all_defaults): Add lxc1-sxc1.
9007 * config/mips/mips.opt (mlxc1-sxc1): New option.
9008 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
9010 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
9011 __mips_no_lxc1_sxc1.
9012 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
9013 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
9014 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
9016 2017-01-19 Richard Biener <rguenther@suse.de>
9018 PR tree-optimization/72488
9019 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
9020 sure to restore SSA info.
9021 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
9023 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
9025 PR rtl-optimization/79121
9026 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
9027 of the inner type when shifting an extended value.
9029 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
9032 * symtab.c (symtab_node::equal_address_to): Fix comparing of
9033 interposable aliases.
9035 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
9038 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
9039 Use the evmergelohi instruction.
9040 (mov_si<mode>_e500_subreg4_2_le): Likewise.
9041 (mov_sitf_e500_subreg8_2_be): Likewise.
9042 (mov_sitf_e500_subreg12_2_le): Likewise.
9043 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
9044 (mov_si<mode>_e500_subreg4_2_be): Likewise.
9045 (mov_sitf_e500_subreg8_2_le): Likewise.
9046 (mov_sitf_e500_subreg12_2_be): Likewise.
9048 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9050 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
9051 attribute from vecsimple to vecperm.
9052 (altivec_vbpermq2): Likewise.
9054 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9057 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
9059 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9060 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
9061 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
9062 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
9063 case where N arg is SIZE_MAX.
9064 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
9065 (cmpstrsi): Add pattern.
9067 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9069 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9070 __builtin_vec_revb builtins.
9071 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
9072 built-in functions to support generation of the ISA 3.0 XXBR<x>
9073 vector byte reverse instructions.
9074 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
9075 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
9076 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
9077 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
9078 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
9079 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
9080 (P9V_BUILTIN_VEC_REVB): Likewise.
9081 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
9082 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
9083 (p9_xxbrq_v16qi): Likewise.
9084 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
9085 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
9086 (p9_xxbrh_v8hi): Likewise.
9087 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
9088 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
9089 vec_revb built-in functions.
9091 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
9093 PR rtl-optimization/78952
9094 * config/i386/i386.md (any_extract): New code iterator.
9095 (*insvqi_2): Use any_extract for source operand.
9096 (*insvqi_3): Use any_shiftrt for source operand.
9098 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
9100 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
9102 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
9104 2017-01-18 Matthias Klose <doko@ubuntu.com>
9106 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
9108 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9110 * config/rs6000/altivec.h (vec_bperm): Change #define.
9111 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
9112 (altivec_vbpermq2): New define_insn.
9113 (altivec_vbpermd): Likewise.
9114 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
9116 (VBPERMD): Likewise.
9117 (VBPERM): New polymorphic function interface.
9118 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
9119 Add entries for P9V_BUILTIN_VEC_VBPERM.
9120 * doc/extend.texi: Add interfaces for vec_bperm.
9122 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9124 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
9125 first letter of error messages.
9126 (s390_resolve_overloaded_builtin): Likewise.
9127 * config/s390/s390.c (s390_expand_builtin): Likewise.
9128 (s390_invalid_arg_for_unprototyped_fn): Likewise.
9129 (s390_valid_target_attribute_inner_p): Likewise.
9130 * config/s390/s390.md ("tabort"): Likewise.
9132 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
9134 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
9135 (ISA_AVOID_DIV_HILO): New macro.
9136 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
9137 (ISA_HAS_DDIV): Likewise.
9139 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
9141 * doc/invoke.texi (fabi-version): Correct number of occurrences.
9143 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
9145 * doc/invoke.texi (fabi-version): Spelling fix.
9147 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
9150 * doc/invoke.texi (fabi-version): Mention mangling fix for
9153 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
9156 * doc/invoke.texi (fabi-version): Document discriminator mangling.
9158 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
9161 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
9162 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
9164 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
9166 (stack_protect_test): Ditto.
9167 * config/rs6000/rs6000.opt (mstack-protector-guard=,
9168 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
9170 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
9171 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
9172 -mstack-protector-guard-offset=.
9173 (RS/6000 and PowerPC Options): Ditto.
9175 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
9177 * config/i386/i386.h (MASK_CLASS_P): New define.
9178 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
9179 there are no registers from different register sets also when
9180 mask registers are used. Update function comment.
9181 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
9182 to (*k/*r) and (*k/*km) alternatives.
9184 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
9186 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
9187 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
9188 (EH_RETURN_HANDLER_RTX): New define.
9189 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
9190 Force frame pointer in EH return functions.
9191 (aarch64_expand_epilogue): Add barrier for eh_return.
9192 (aarch64_final_eh_return_addr): Remove.
9193 (aarch64_eh_return_handler_rtx): New function.
9194 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
9196 (aarch64_eh_return_handler_rtx): New prototype.
9198 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9200 * config/rs6000/altivec.h (vec_rlmi): New #define.
9201 (vec_vrlnm): Likewise.
9202 (vec_rlnm): Likewise.
9203 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
9204 (UNSPEC_VRLNM): Likewise.
9205 (VIlong): New mode iterator.
9206 (altivec_vrl<VI_char>mi): New define_insn.
9207 (altivec_vrl<VI_char>nm): Likewise.
9208 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
9211 (RLNM): New polymorphic function entry.
9212 (VRLWMI): New monomorphic function entry.
9214 (RLMI): New polymorphic function entry.
9215 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
9216 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
9217 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
9220 2017-01-17 Jakub Jelinek <jakub@redhat.com>
9223 * dwarf2out.c (field_byte_offset): Restore the
9224 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
9225 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
9226 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
9229 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
9232 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
9234 2017-01-17 Jakub Jelinek <jakub@redhat.com>
9237 * dwarf2out.c (add_data_member_location_attribute): For constant
9238 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
9239 instead of DW_AT_data_member_location, DW_AT_bit_offset and
9240 DW_AT_byte_size attributes.
9242 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
9244 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
9245 after forcing to constant memory when the code model is medium.
9247 2017-01-17 Julia Koval <julia.koval@intel.com>
9250 * config/i386/avx512fintrin.h
9251 (_mm512_i32gather_ps): Change __addr type to void const*.
9252 (_mm512_mask_i32gather_ps): Ditto.
9253 (_mm512_i32gather_pd): Ditto.
9254 (_mm512_mask_i32gather_pd): Ditto.
9255 (_mm512_i64gather_ps): Ditto.
9256 (_mm512_mask_i64gather_ps): Ditto.
9257 (_mm512_i64gather_pd): Ditto.
9258 (_mm512_mask_i64gather_pd): Ditto.
9259 (_mm512_i32gather_epi32): Ditto.
9260 (_mm512_mask_i32gather_epi32): Ditto.
9261 (_mm512_i32gather_epi64): Ditto.
9262 (_mm512_mask_i32gather_epi64): Ditto.
9263 (_mm512_i64gather_epi32): Ditto.
9264 (_mm512_mask_i64gather_epi32): Ditto.
9265 (_mm512_i64gather_epi64): Ditto.
9266 (_mm512_mask_i64gather_epi64): Ditto.
9267 (_mm512_i32scatter_ps): Change __addr type to void*.
9268 (_mm512_mask_i32scatter_ps): Ditto.
9269 (_mm512_i32scatter_pd): Ditto.
9270 (_mm512_mask_i32scatter_pd): Ditto.
9271 (_mm512_i64scatter_ps): Ditto.
9272 (_mm512_mask_i64scatter_ps): Ditto.
9273 (_mm512_i64scatter_pd): Ditto.
9274 (_mm512_mask_i64scatter_pd): Ditto.
9275 (_mm512_i32scatter_epi32): Ditto.
9276 (_mm512_mask_i32scatter_epi32): Ditto.
9277 (_mm512_i32scatter_epi64): Ditto.
9278 (_mm512_mask_i32scatter_epi64): Ditto.
9279 (_mm512_i64scatter_epi32): Ditto.
9280 (_mm512_mask_i64scatter_epi32): Ditto.
9281 (_mm512_i64scatter_epi64): Ditto.
9282 (_mm512_mask_i64scatter_epi64): Ditto.
9283 * config/i386/avx512pfintrin.h
9284 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
9285 (_mm512_mask_prefetch_i32gather_ps): Ditto.
9286 (_mm512_mask_prefetch_i64gather_pd): Ditto.
9287 (_mm512_mask_prefetch_i64gather_ps): Ditto.
9288 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
9289 (_mm512_prefetch_i32scatter_ps): Ditto.
9290 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
9291 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
9292 (_mm512_prefetch_i64scatter_pd): Ditto.
9293 (_mm512_prefetch_i64scatter_ps): Ditto.
9294 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
9295 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
9296 * config/i386/avx512vlintrin.h
9297 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
9298 (_mm_mmask_i32gather_ps): Ditto.
9299 (_mm256_mmask_i32gather_pd): Ditto.
9300 (_mm_mmask_i32gather_pd): Ditto.
9301 (_mm256_mmask_i64gather_ps): Ditto.
9302 (_mm_mmask_i64gather_ps): Ditto.
9303 (_mm256_mmask_i64gather_pd): Ditto.
9304 (_mm_mmask_i64gather_pd): Ditto.
9305 (_mm256_mmask_i32gather_epi32): Ditto.
9306 (_mm_mmask_i32gather_epi32): Ditto.
9307 (_mm256_mmask_i32gather_epi64): Ditto.
9308 (_mm_mmask_i32gather_epi64): Ditto.
9309 (_mm256_mmask_i64gather_epi32): Ditto.
9310 (_mm_mmask_i64gather_epi32): Ditto.
9311 (_mm256_mmask_i64gather_epi64): Ditto.
9312 (_mm_mmask_i64gather_epi64): Ditto.
9313 (_mm256_i32scatter_ps): Change __addr type to void*.
9314 (_mm256_mask_i32scatter_ps): Ditto.
9315 (_mm_i32scatter_ps): Ditto.
9316 (_mm_mask_i32scatter_ps): Ditto.
9317 (_mm256_i32scatter_pd): Ditto.
9318 (_mm256_mask_i32scatter_pd): Ditto.
9319 (_mm_i32scatter_pd): Ditto.
9320 (_mm_mask_i32scatter_pd): Ditto.
9321 (_mm256_i64scatter_ps): Ditto.
9322 (_mm256_mask_i64scatter_ps): Ditto.
9323 (_mm_i64scatter_ps): Ditto.
9324 (_mm_mask_i64scatter_ps): Ditto.
9325 (_mm256_i64scatter_pd): Ditto.
9326 (_mm256_mask_i64scatter_pd): Ditto.
9327 (_mm_i64scatter_pd): Ditto.
9328 (_mm_mask_i64scatter_pd): Ditto.
9329 (_mm256_i32scatter_epi32): Ditto.
9330 (_mm256_mask_i32scatter_epi32): Ditto.
9331 (_mm_i32scatter_epi32): Ditto.
9332 (_mm_mask_i32scatter_epi32): Ditto.
9333 (_mm256_i32scatter_epi64): Ditto.
9334 (_mm256_mask_i32scatter_epi64): Ditto.
9335 (_mm_i32scatter_epi64): Ditto.
9336 (_mm_mask_i32scatter_epi64): Ditto.
9337 (_mm256_i64scatter_epi32): Ditto.
9338 (_mm256_mask_i64scatter_epi32): Ditto.
9339 (_mm_i64scatter_epi32): Ditto.
9340 (_mm_mask_i64scatter_epi32): Ditto.
9341 (_mm256_i64scatter_epi64): Ditto.
9342 (_mm256_mask_i64scatter_epi64): Ditto.
9343 (_mm_i64scatter_epi64): Ditto.
9344 (_mm_mask_i64scatter_epi64): Ditto.
9345 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
9346 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
9347 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
9348 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
9349 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
9350 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
9351 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
9352 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
9353 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
9354 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
9355 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
9356 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
9357 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
9358 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
9359 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
9360 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
9361 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
9362 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
9363 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
9364 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
9365 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
9366 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
9367 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
9368 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
9369 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
9370 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
9371 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
9372 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
9373 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
9374 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
9375 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
9376 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
9377 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
9378 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
9379 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
9380 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
9381 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
9382 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
9383 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
9384 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
9385 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
9386 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
9387 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
9388 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
9389 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
9390 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
9391 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
9392 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
9393 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
9394 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
9395 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
9396 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
9397 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
9398 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
9399 definitions accordingly.
9401 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
9402 Kuan-Lin Chen <kuanlinchentw@gmail.com>
9405 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
9408 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
9411 * ira-conflicts.c (ira_build_conflicts): Update total conflict
9412 hard regs for inner regno.
9414 2017-01-17 Martin Liska <mliska@suse.cz>
9417 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
9418 assumption and add comment.
9420 2017-01-17 Nathan Sidwell <nathan@acm.org>
9422 * ipa-visibility.c (localize_node): New function, broken out of ...
9423 (function_and_variable_visibility): ... here. Call it.
9425 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
9428 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
9429 correctly set frequency of oudgoing edge.
9430 (duplicate_thread_path): Fix profile updating.
9432 2017-01-17 Jakub Jelinek <jakub@redhat.com>
9435 * configure.ac: Add GCC_BASE_VER.
9436 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
9437 version from BASE-VER file.
9438 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
9439 (gcc.o): Depend on $(BASEVER).
9440 * common.opt (dumpfullversion): New option.
9441 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
9442 * doc/invoke.texi: Document -dumpfullversion.
9443 * doc/install.texi: Document --with-gcc-major-version-only.
9444 * configure: Regenerated.
9446 2017-01-17 Richard Biener <rguenther@suse.de>
9448 PR tree-optimization/71433
9449 * tree-vrp.c (register_new_assert_for): Merge same asserts
9450 on all incoming edges.
9451 (process_assert_insertions_for): Handle insertions at the
9454 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
9456 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
9457 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
9459 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
9462 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
9465 2017-01-17 Alan Modra <amodra@gmail.com>
9468 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
9469 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
9470 symbolic stack limit when pic.
9472 2017-01-16 Martin Sebor <msebor@redhat.com>
9474 PR tree-optimization/78608
9475 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
9477 2017-01-16 Jeff Law <law@redhat.com>
9480 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
9481 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
9482 for several include directories that may be relative to sysroot.
9483 * config/i386/x-mingw32 (gplus_includedir): Define.
9484 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
9485 (native_system_includedir): Likewise.
9486 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
9487 override if TARGET_SYSTEM_ROOT is defined.
9488 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
9490 PR tree-optimization/79090
9491 PR tree-optimization/33562
9492 PR tree-optimization/61912
9493 PR tree-optimization/77485
9494 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
9495 and computed trims into the dump file.
9497 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
9499 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
9501 2017-01-16 Jakub Jelinek <jakub@redhat.com>
9504 * gimplify.c (gimplify_init_constructor): If want_value and
9505 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
9509 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
9510 sequence. Formatting fixes.
9511 (doloop_optimize): Formatting fixes.
9514 * gcc.c (debug_level_greater_than_spec_func): New function.
9515 (static_spec_functions): Add debug-level-gt spec function.
9516 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
9518 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
9519 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
9520 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
9521 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
9522 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
9523 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
9525 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
9527 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
9528 QImode fixups to general and mask registers only.
9530 2017-01-16 Carl Love <cel@us.ibm.com>
9532 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
9533 for built-in functions
9534 vector signed char vec_nabs (vector signed char)
9535 vector signed short vec_nabs (vector signed short)
9536 vector signed int vec_nabs (vector signed int)
9537 vector signed long long vec_nabs (vector signed long long)
9538 vector float vec_nabs (vector float)
9539 vector double vec_nabs (vector double)
9540 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
9542 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
9543 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
9544 * doc/extend.texi: Update the documentation file for the new built-in
9547 2017-01-16 Martin Sebor <msebor@redhat.com>
9549 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
9552 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9554 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
9555 UNSPEC_VSX__XXSPLTD to require special splat handling.
9557 2017-01-16 David Malcolm <dmalcolm@redhat.com>
9560 * system.h: Poison strndup.
9562 2017-01-16 Alan Modra <amodra@gmail.com>
9565 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
9568 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
9570 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
9572 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
9574 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
9575 call recog here. Assert that INSN_CODE (insn) is non-negative.
9577 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
9580 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
9582 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
9583 in the currently scheduled RTL fragment.
9585 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
9587 PR rtl-optimization/78751
9588 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
9591 2017-01-14 Jeff Law <law@redhat.com>
9593 PR tree-optimization/79090
9594 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
9595 variable length stores.
9596 (compute_trims): Delete dead assignment to *trim_tail.
9597 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
9600 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
9602 PR rtl-optimization/78626
9603 PR rtl-optimization/78727
9604 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
9605 of a block, and split such blocks after everything else is finished.
9607 2017-01-14 Alan Modra <amodra@gmail.com>
9610 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
9611 target legitimate_combined_insn.
9612 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
9613 (rs6000_legitimate_combined_insn): New function.
9614 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
9616 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
9617 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
9618 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
9620 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
9622 * doc/frontends.texi (G++ and GCC): Remove references to Java.
9624 2017-01-13 Jeff Law <law@redhat.com>
9626 PR tree-optimization/33562
9627 PR tree-optimization/61912
9628 PR tree-optimization/77485
9629 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
9631 (delete_dead_assignment): Likewise.
9632 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
9633 statement to delete_dead_call and delete_dead_assignment.
9635 2017-01-13 David Malcolm <dmalcolm@redhat.com>
9638 * substring-locations.c (format_warning_va): Strengthen case 1 so
9639 that both endpoints of the substring must be within the format
9640 range for just the substring to be printed.
9642 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
9644 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
9645 * config/i386/i386.c (ix86_target_string): Add missing options
9646 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
9647 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
9648 flags_other and ix86_target_other to flags2_other. Display unknown
9650 (ix86_valid_target_attribute_inner_p): Add missing options and
9651 reorder options by implied ISAs, as in ix86_target_string.
9653 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
9655 * hash-table.h (hash_table::too_empty_p): New function.
9656 (hash_table::expand): Use it.
9657 (hash_table::traverse): Likewise.
9658 (hash_table::empty_slot): Use sizeof (value_type) instead of
9659 sizeof (PTR) to convert bytes to elements. Shrink the table
9660 if the current size is excessive for the current number of
9663 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
9665 * ira-costs.c (record_reg_classes): Break from the inner loop
9666 early once alt_fail is known to be true. Update outer loop
9667 handling accordingly.
9669 2017-01-13 Jeff Law <law@redhat.com>
9671 * tree-ssa-dse.c (decrement_count): New function.
9672 (increment_start_addr, maybe_trim_memstar_call): Likewise.
9673 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
9674 when we know the partially dead statement is a mem* function.
9676 PR tree-optimization/61912
9677 PR tree-optimization/77485
9678 * tree-ssa-dse.c: Include expr.h.
9679 (maybe_trim_constructor_store): New function.
9680 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
9682 PR tree-optimization/33562
9683 PR tree-optimization/61912
9684 PR tree-optimization/77485
9685 * doc/invoke.texi: Document new dse-max-object-size param.
9686 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
9687 * tree-ssa-dse.c: Include params.h.
9688 (dse_store_status): New enum.
9689 (initialize_ao_ref_for_dse): New, partially extracted from
9691 (valid_ao_ref_for_dse, normalize_ref): New.
9692 (setup_live_bytes_from_ref, compute_trims): Likewise.
9693 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
9694 (maybe_trim_partially_dead_store): Likewise.
9695 (maybe_trim_complex_store): Likewise.
9696 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
9697 Track what bytes live from the original store. Return tri-state
9698 for dead, partially dead or live.
9699 (dse_dom_walker): Add constructor, destructor and new private members.
9700 (delete_dead_call, delete_dead_assignment): New extracted from
9702 (dse_optimize_stmt): Make a member of dse_dom_walker.
9703 Use initialize_ao_ref_for_dse.
9705 PR tree-optimization/33562
9706 PR tree-optimization/61912
9707 PR tree-optimization/77485
9708 * sbitmap.h (bitmap_count_bits): Prototype.
9709 (bitmap_clear_range, bitmap_set_range): Likewise.
9710 * sbitmap.c (bitmap_clear_range): New function.
9711 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
9713 2017-01-13 Martin Liska <mliska@suse.cz>
9716 * function.c (set_cfun): Add new argument force.
9717 * function.h (set_cfun): Likewise.
9718 * ipa-inline-transform.c (inline_call): Use the function when
9719 strict alising from is dropped for function we inline to.
9721 2017-01-13 Richard Biener <rguenther@suse.de>
9723 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
9724 for dumping GIMPLE INTEGER_CSTs.
9726 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9728 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
9729 to 201112L since C++17.
9731 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
9734 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
9735 if -fsanitize=kernel-address is present.
9737 2017-01-13 Richard Biener <rguenther@suse.de>
9739 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
9740 as _Literal ( type ) number in case usual suffixes do not
9741 preserve all information.
9743 2017-01-13 Richard Biener <rguenther@suse.de>
9745 PR tree-optimization/77283
9746 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
9747 and ssa-iterators.h.
9748 (is_feasible_trace): Implement a cost model based on joiner
9751 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9754 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
9755 char or short to __float128/_Float128 directly.
9757 2017-01-12 Martin Sebor <msebor@redhat.com>
9759 to -Wformat-overflow.
9760 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
9761 (min_bytes_remaining): Same.
9762 (get_string_length): Same.
9763 (format_string): Same.
9764 (format_directive): Same.
9766 (pass_sprintf_length::handle_gimple_call): Same.
9768 2017-01-12 Jakub Jelinek <jakub@redhat.com>
9770 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
9771 info.nowrite calls with no lhs that can't throw. Return bool
9772 whether gsi_remove has been called or not.
9773 (pass_sprintf_length::handle_gimple_call): Return bool whether
9774 try_substitute_return_value called gsi_remove. Formatting fix.
9775 (pass_sprintf_length::execute): Don't use gsi_remove if
9776 handle_gimple_call returned true.
9779 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
9780 be removed due to side-effects, don't remove following barrier nor
9781 turn the successor edge into fallthru edge.
9783 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9786 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
9787 element-reversing loads and stores as not swappable.
9789 2017-01-12 Nathan Sidwell <nathan@acm.org>
9790 Nicolai Stange <nicstange@gmail.com>
9792 * combine.c (try_combine): Don't ignore result of overlap checking
9793 loop. Combine overlap & asm check into single loop.
9795 2017-01-12 Richard Biener <rguenther@suse.de>
9797 * tree-pretty-print.c (dump_generic_node): Provide -gimple
9798 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
9800 2017-01-12 Richard Biener <rguenther@suse.de>
9802 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
9803 and TS_TARGET_OPTION directly derive from TS_BASE.
9804 * tree-core.h (tree_optimization_option): Derive from tree_base.
9805 (tree_target_option): Likewise.
9807 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
9809 * config/i386/i386.c (memory_address_length): Increase len
9810 only when rip_relative_addr_p returns false.
9812 2017-01-11 Julia Koval <julia.koval@intel.com>
9814 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
9815 (OPTION_MASK_ISA_SGX_SET): New.
9816 (ix86_handle_option): Handle OPT_msgx.
9817 * config.gcc: Added sgxintrin.h.
9818 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
9819 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
9820 * config/i386/i386.c (ix86_target_string): Add -msgx.
9822 (ix86_option_override_internal): Handle new options.
9823 (ix86_valid_target_attribute_inner_p): Add sgx.
9824 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
9825 * config/i386/i386.opt: Add msgx.
9826 * config/i386/sgxintrin.h: New file.
9827 * config/i386/x86intrin.h: Add sgxintrin.h.
9829 2017-01-11 Jakub Jelinek <jakub@redhat.com>
9832 * fold-const.c (maybe_nonzero_address): Return 1 for function
9834 (tree_single_nonzero_warnv_p): Don't handle function local objects
9838 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
9841 2017-01-11 David Malcolm <dmalcolm@redhat.com>
9844 * opts.c: Include "spellcheck.h"
9845 (struct string_fragment): New struct.
9846 (struct edit_distance_traits<const string_fragment &>): New
9848 (get_closest_sanitizer_option): New function.
9849 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
9851 2017-01-11 Jakub Jelinek <jakub@redhat.com>
9853 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
9855 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
9856 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
9857 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
9858 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
9859 for initial die_offset if dwarf_split_debug_info.
9860 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
9861 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
9863 (output_skeleton_debug_sections): Formatting fix. Use
9864 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
9865 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
9867 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
9869 * config/arm/cortex-a53.md: Add bypasses for
9871 (cortex_a53_r2f): Only use for transfers.
9872 (cortex_a53_f2r): Likewise.
9873 (cortex_a53_r2f_cvt): Add reservation for conversions.
9874 (cortex_a53_f2r_cvt): Likewise.
9876 2017-01-11 Tamar Christina <tamar.christina@arm.com>
9878 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
9879 to all inlined functions, change static to extern.
9881 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
9884 * config/arm/arm.c (legitimize_pic_address): Handle reference to
9886 (arm_assemble_integer): Likewise.
9888 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
9890 * config.gcc: Use new awk script to check CPU, FPU and architecture
9891 parameters for --with-... options.
9892 * config/arm/parsecpu.awk: New file
9893 * config/arm/arm-cpus.in: New file.
9894 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
9896 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
9898 * config/arm/t-arm: Update dependency rules.
9899 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
9900 of processing .def files.
9901 * config/arm/genopt.sh: Deleted.
9902 * config/arm/gentune.sh: Deleted.
9903 * config/arm/arm-cores.def: Deleted.
9904 * config/arm/arm-arches.def: Deleted.
9905 * config/arm/arm-fpus.def: Deleted.
9906 * config/arm/arm-tune.md: Regenerated.
9907 * config/arm/arm-tables.opt: Regenerated.
9908 * config/arm/arm-cpu.h: New generated file.
9909 * config/arm/arm-cpu-data.h: New generated file.
9910 * config/arm/arm-cpu-cdata.h: New generated file.
9912 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
9915 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
9917 (input_varpool_node): Unpack dynamically_initialized bit.
9919 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
9921 PR rtl-optimization/79032
9922 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
9923 the alignment of the adjusted memory reference against that of MODE,
9924 instead of the alignment of the original memory reference.
9926 2017-01-11 Martin Jambor <mjambor@suse.cz>
9928 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
9930 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
9931 decorated functions.
9933 2017-01-11 Richard Biener <rguenther@suse.de>
9935 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
9936 set range/nonnull info for PHI results. Do not set it on
9937 stmts marked for removal.
9939 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
9941 * expr.c (store_field): In the bitfield case, fetch the return value
9942 from the registers before applying a single big-endian adjustment.
9943 Always do a final load for a BLKmode value not larger than a word.
9945 2017-01-10 David Malcolm <dmalcolm@redhat.com>
9948 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
9949 that we correctly handle column numbers greater than
9950 LINE_MAP_MAX_COLUMN_NUMBER.
9952 2017-01-10 Martin Sebor <msebor@redhat.com>
9955 * gimple-ssa-sprintf.c (get_destination_size): Call
9956 {init,fini}object_sizes.
9957 * tree-object-size.c (addr_object_size): Adjust.
9958 (pass_through_call): Adjust.
9959 (pass_object_sizes::execute): Adjust.
9960 * tree-object-size.h (fini_object_sizes): Declare.
9962 2017-01-10 Martin Sebor <msebor@redhat.com>
9964 PR tree-optimization/78775
9965 * builtins.c (get_size_range): Move...
9966 * calls.c: ...to here.
9967 (alloc_max_size): Accept zero argument.
9968 (operand_signed_p): Remove.
9969 (maybe_warn_alloc_args_overflow): Call get_size_range.
9970 * calls.h (get_size_range): Declare.
9972 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
9974 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
9975 from TI's devices.csv file as of September 2016.
9976 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
9978 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
9980 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
9981 * doc/invoke.texi: Likewise.
9982 * doc/md.texi: Likewise.
9983 * doc/objc.texi: Likewise.
9985 2017-01-10 Joshua Conner <joshconner@google.com>
9987 * config/arm/fuchsia-elf.h: New file.
9988 * config/fuchsia.h: New file.
9989 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
9990 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
9992 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
9994 2016-01-10 Richard Biener <rguenther@suse.de>
9996 PR tree-optimization/79034
9997 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
9998 Propagate out degenerate PHIs in the joiner.
10000 2017-01-10 Martin Liska <mliska@suse.cz>
10002 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
10003 (sort_congruence_classes_by_decl_uid): Likewise.
10004 (sort_congruence_class_groups_by_decl_uid): Likewise.
10005 (sem_item_optimizer::merge_classes): Sort class, groups in these
10006 classes and members in the groups by DECL_UID of declarations.
10007 This would make merge operations stable.
10009 2017-01-10 Martin Liska <mliska@suse.cz>
10011 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
10012 usage of m_classes_vec.
10013 (sem_item_optimizer::~sem_item_optimizer): Likewise.
10014 (sem_item_optimizer::get_group_by_hash): Likewise.
10015 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
10016 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
10017 (sem_item_optimizer::verify_classes): Likewise.
10018 (sem_item_optimizer::process_cong_reduction): Likewise.
10019 (sem_item_optimizer::dump_cong_classes): Likewise.
10020 (sem_item_optimizer::merge_classes): Likewise.
10021 * ipa-icf.h (congruence_class_hash): Rename from
10022 congruence_class_group_hash. Remove declaration of m_classes_vec.
10024 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
10026 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
10027 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
10028 * config.gcc: Add avx512vpopcntdqintrin.h.
10029 * config/i386/avx512vpopcntdqintrin.h: New.
10030 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
10031 * config/i386/i386-builtin-types.def: Add new types.
10032 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
10033 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
10034 __builtin_ia32_vpopcountq_v8di_mask): New.
10035 * config/i386/i386-c.c (ix86_target_macros_internal): Define
10036 __AVX512VPOPCNTDQ__.
10037 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
10038 (PTA_AVX512VPOPCNTDQ): Define.
10039 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
10040 TARGET_AVX512VPOPCNTDQ_P): Define.
10041 * config/i386/i386.opt: Add mavx512vpopcntdq.
10042 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
10043 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
10045 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10047 PR middle-end/77484
10048 * predict.def (PRED_CALL): Set to 67.
10050 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
10052 * expr.c (store_field): In the bitfield case, if the value comes from
10053 a function call and is of an aggregate type returned in registers, do
10054 not modify the field mode; extract the value in all cases if the mode
10055 is BLKmode and the size is not larger than a word.
10057 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
10060 * config/i386/cpuid.h: Fix undefined behavior.
10062 2017-01-04 Jeff Law <law@redhat.com>
10064 PR tree-optimization/79007
10065 PR tree-optimization/67955
10066 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
10067 conservative for pt.null when flag_non_call_exceptions is on.
10069 2017-01-09 Jakub Jelinek <jakub@redhat.com>
10071 PR translation/79019
10072 PR translation/79020
10073 * params.def (PARAM_INLINE_MIN_SPEEDUP,
10074 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
10075 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
10077 * config/avr/avr.opt (maccumulate-args): Likewise.
10078 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
10079 * common.opt (freport-bug): Likewise.
10080 * cif-code.def (CIF_FINAL_ERROR): Likewise.
10081 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
10082 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
10083 translatable string.
10084 * config/i386/i386.c (function_value_32): Likewise.
10085 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
10086 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
10088 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
10089 * common/config/msp430/msp430-common.c (msp430_handle_option):
10091 * symtab.c (symtab_node::verify_base): Likewise.
10092 * opts.c (set_debug_level): Likewise.
10093 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
10094 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
10095 missing whitespace to translatable strings.
10096 * config/avr/avr.md (bswapsi2): Fix typo in comment.
10097 * config/sh/superh.h: Likewise.
10098 * config/i386/xopintrin.h: Likewise.
10099 * config/i386/znver1.md: Likewise.
10100 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
10101 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
10102 * double-int.h (struct double_int): Likewise.
10103 * double-int.c (div_and_round_double): Likewise.
10104 * wide-int.cc: Likewise.
10105 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
10106 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
10107 * cfgcleanup.c (crossjumps_occured): Renamed to ...
10108 (crossjumps_occurred): ... this.
10109 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
10112 PR tree-optimization/78899
10113 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
10114 returning bool return struct loop *, NULL for failure and the new
10116 (versionable_outer_loop_p): Don't version outer loop if it has
10117 dont_vectorized bit set.
10118 (tree_if_conversion): When versioning outer loop, ensure
10119 tree_if_conversion is performed also on the inner loop of the
10120 non-vectorizable outer loop copy.
10121 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
10122 LOOP_VECTORIZED in inner loop of the scalar outer loop and
10123 prevent vectorization of it.
10124 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
10125 the outer loop vectorization of the non-scalar version is attempted
10126 before vectorization of the inner loop in scalar version. If
10127 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
10128 vectorization of its inner loop.
10129 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
10130 has 2 inner loops, rename also on edges from bb whose single pred
10131 is outer_loop->header. Fix typo in function comment.
10133 2017-01-09 Martin Sebor <msebor@redhat.com>
10136 * asan.c (asan_emit_stack_protection): Increase local buffer size
10137 to avoid snprintf truncation warning.
10139 2017-01-09 Andrew Pinski <apinski@cavium.com>
10141 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
10142 to reference thunderx2t99 for the tuning structure
10143 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
10145 (thunderx2t99_extra_costs): This.
10146 * config/aarch64/aarch64-tune.md: Regenerate.
10147 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
10148 (vulcan_addrcost_table): This.
10149 (vulcan_regmove_cost): Rename to ...
10150 (thunderx2t99_regmove_cost): This.
10151 (vulcan_vector_cost): Rename to ...
10152 (thunderx2t99_vector_cost): this.
10153 (vulcan_branch_cost): Rename to ...
10154 (thunderx2t99_branch_cost): This.
10155 (vulcan_tunings): Rename to ...
10156 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
10157 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
10159 2017-01-09 Martin Jambor <mjambor@suse.cz>
10163 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
10164 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
10165 (propagate_vr_accross_jump_function): Use the above function for all
10166 value range computations for pass-through jump functions and type
10167 converasion from explicit value range values.
10168 (ipcp_propagate_stage): Do not attempt to deduce types of formal
10169 parameters from TYPE_ARG_TYPES.
10170 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
10171 (ipa_write_node_info): Stream type of the actual argument.
10172 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
10174 2017-01-09 Martin Liska <mliska@suse.cz>
10177 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
10178 (lookup_compiler): Do not show error message with have_E.
10180 2017-01-09 Jakub Jelinek <jakub@redhat.com>
10182 PR tree-optimization/78938
10183 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
10184 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
10185 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
10186 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
10189 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10191 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
10194 2017-01-09 Richard Biener <rguenther@suse.de>
10196 PR tree-optimization/78997
10197 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
10198 name condition properly.
10200 2017-01-09 Richard Biener <rguenther@suse.de>
10203 * dwarf2out.c (is_cxx): New overload with context.
10204 (is_naming_typedef_decl): Use it.
10206 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
10208 * invoke.texi (Option Summary): Correct spacing in option lists
10209 and add line breaks to fix over-long lines.
10211 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
10213 PR middle-end/17660
10215 * extend.texi (Common Variable Attributes): Add xref to GCC
10216 Internals manual to explain mode attribute keywords.
10218 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
10221 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
10222 and Preprocessor Options.
10223 (Options for Linking): Document -pthread here....
10224 (RS/6000 and PowerPC Options): ...not here.
10225 (Solaris 2 Options): ...or here.
10226 * doc/cppopts.texi: Document -pthread.
10228 2017-01-08 Martin Sebor <msebor@redhat.com>
10230 PR middle-end/77708
10231 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
10232 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
10233 New member functions.
10234 (format_directive): Used them.
10236 (pass_sprintf_length::handle_gimple_call): Same.
10237 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
10238 to avoid truncation for any argument.
10239 (extract_affine_mul): Same.
10240 * tree.c (get_file_function_name): Same.
10242 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10244 PR middle-end/77484
10245 * predict.def (PRED_INDIR_CALL): Set to 86.
10247 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
10249 PR preprocessor/54124
10250 * doc/cppopts.texi: Reformat -d subtable to list the full name
10251 of the options. Add cross-reference to the docs for the general
10252 compiler -d options.
10253 * doc/invoke.texi (Developer Options): Add cross-reference to the
10254 preprocessor-specific -d option documentation.
10256 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
10258 PR preprocessor/13498
10259 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
10260 redudant material, and reflect new command-line options.
10261 (System Headers): Likewise.
10263 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
10265 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
10266 -isystem, and -idirafter. Copy-edit.
10267 * doc/cppopts.texi: Copy-edit. Remove contradiction about
10268 default for -ftrack-macro-expansion. Delete obsolete and
10269 badly-formatted implementation details about -fdebug-cpp output.
10270 * doc/cppwarnopts.texi: Copy-edit.
10272 2017-01-07 David Malcolm <dmalcolm@redhat.com>
10275 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
10276 that the transition from a max line width >= 1<<10 to narrower
10277 lines works correctly.
10279 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
10281 * doc/options.texi (PerFunction): New.
10282 * opt-functions.awk (switch_flags): Map both Optimization and
10283 PerFunction to CL_OPTIMIZATION.
10284 * opth-gen.awk: Test for PerFunction flag along with
10286 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
10287 it only when the latter is present. Skip those that don't in
10288 the hash function generator.
10289 * common.opt (fvar-tracking): Mark as PerFunction instead of
10291 (fvar-tracking-assignments): Likewise.
10292 (fvar-tracking-assignments-toggle): Likewise.
10293 (fvar-tracking-uninit): Likewise.
10295 2017-01-07 Jakub Jelinek <jakub@redhat.com>
10297 PR translation/79018
10298 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
10301 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
10304 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
10305 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
10306 TARGET_LONG_JUMP_TABLE_OFFSETS.
10307 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
10308 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
10309 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
10310 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
10311 * config/m68k/m68k.md (tablejump expander): Likewise.
10312 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
10313 TARGET_LONG_JUMP_TABLE_OFFSETS.
10314 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
10315 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
10317 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
10318 David Holsgrove <david.holsgrove@xilinx.com>
10320 * common/config/microblaze/microblaze-common.c
10321 (TARGET_EXCEPT_UNWIND_INFO): Remove.
10322 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
10324 * config/microblaze/microblaze.c (microblaze_must_save_register)
10325 (microblaze_expand_epilogue, microblaze_return_addr): Handle
10327 (microblaze_eh_return): New function.
10328 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
10329 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
10330 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
10331 * config/microblaze/microblaze.md (eh_return): New pattern.
10333 2017-01-06 Jakub Jelinek <jakub@redhat.com>
10335 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
10336 GCC_DIAGNOSTIC_STRINGIFY): Define.
10338 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
10340 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10342 * config/arm/arm.md (<mcrr>): New.
10344 * config/arm/arm.c (arm_arch5te): New.
10345 (arm_option_override): Set arm_arch5te.
10346 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
10348 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
10349 (arm_mcrr_qualifiers): ... this. New.
10350 (MRRC_QUALIFIERS): Define to...
10351 (arm_mrrc_qualifiers): ... this. New.
10352 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
10354 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
10355 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
10356 (MRRCI, mrrc, MRRC): New.
10357 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
10358 VUNSPEC_MRRC2): New.
10360 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10362 * config/arm/arm.md (<mcr>): New.
10364 * config/arm/arm.c (arm_coproc_builtin_available): Add
10365 support for mcr, mrc, mcr2 and mrc2.
10366 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
10367 (arm_mcr_qualifiers): ... this. New.
10368 (MRC_QUALIFIERS): Define to ...
10369 (arm_mrc_qualifiers): ... this. New.
10370 (MCR_QUALIFIERS): Define to ...
10371 (arm_mcr_qualifiers): ... this. New.
10372 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
10374 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
10375 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
10376 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
10377 VUNSPEC_MRC2): New.
10379 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10381 * config/arm/arm.md (*ldc): New.
10385 * config/arm/arm.c (arm_coproc_builtin_available): Add
10386 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
10387 (arm_coproc_ldc_stc_legitimate_address): New.
10388 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
10389 'qualifier_const_pointer'.
10390 (LDC_QUALIFIERS): Define to...
10391 (arm_ldc_qualifiers): ... this. New.
10392 (STC_QUALIFIERS): Define to...
10393 (arm_stc_qualifiers): ... this. New.
10394 * config/arm/arm-protos.h
10395 (arm_coproc_ldc_stc_legitimate_address): New.
10396 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
10397 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
10398 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
10399 stc2, stcl, stc2l): New.
10400 * config/arm/constraints.md (Uz): New.
10401 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
10402 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
10403 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
10404 VUNSPEC_STC2L): New.
10406 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10408 * config/arm/arm.md (<cdp>): New.
10409 * config/arm/arm.c (neon_const_bounds): Rename this ...
10410 (arm_const_bounds): ... this.
10411 (arm_coproc_builtin_available): New.
10412 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
10413 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
10414 (CDP_QUALIFIERS): Define to...
10415 (arm_cdp_qualifiers): ... this. New.
10417 (arm_expand_builtin_args): Add case for 6 arguments.
10418 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
10419 (arm_const_bounds): ... this.
10420 (arm_coproc_builtin_available): New.
10421 * config/arm/arm_acle.h (__arm_cdp): New.
10423 * config/arm/arm_acle_builtins.def (cdp): New.
10425 * config/arm/iterators.md (CDPI,CDP,cdp): New.
10426 * config/arm/neon.md: Rename all 'neon_const_bounds' to
10427 'arm_const_bounds'.
10428 * config/arm/types.md (coproc): New.
10429 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
10430 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
10431 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
10432 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
10434 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10436 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
10437 (UBINOP_QUALIFIERS): New.
10439 (acle_builtin_data): New. Change comment.
10440 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
10441 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
10442 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
10443 arm_acle_builtins.def.
10444 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
10445 (arm_init_acle_builtins): New.
10446 (CRC32_BUILTIN): Remove.
10447 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
10448 crc32cb, crc32ch and crc32cw.
10449 (arm_init_crc32_builtins): Remove.
10450 (arm_init_builtins): Use arm_init_acle_builtins rather
10451 than arm_init_crc32_builtins.
10452 (arm_expand_acle_builtin): New.
10453 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
10454 * config/arm/arm_acle_builtins.def: New.
10456 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
10458 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
10459 (arm_builtin_datum): ... this.
10460 (arm_init_neon_builtin): Rename to ...
10461 (arm_init_builtin): ... this. Add a new parameters PREFIX
10462 and USE_SIG_IN_NAME.
10463 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
10464 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
10465 'arm_builtin_datum'.
10466 (arm_init_vfp_builtins): Likewise.
10467 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
10468 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
10469 (arm_expand_neon_args): Rename to ...
10470 (arm_expand_builtin_args): ... this. Rename builtin_arg
10471 enum values and differentiate between ARG_BUILTIN_MEMORY
10472 and ARG_BUILTIN_NEON_MEMORY.
10473 (arm_expand_neon_builtin_1): Rename to ...
10474 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
10475 values, arm_expand_builtin_args and add bool parameter NEON.
10476 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
10477 (arm_expand_vfp_builtin): Likewise.
10478 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
10480 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10482 PR middle-end/77484
10483 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
10484 * predict.c (tree_estimate_probability_bb): Reverse direction of
10485 polymorphic call predictor.
10487 2017-01-06 David Malcolm <dmalcolm@redhat.com>
10489 * passes.c (execute_one_pass): Split out pass-skipping logic into...
10490 (determine_pass_name_match): ...this new function and...
10491 (should_skip_pass_p): ...this new function.
10493 2017-01-06 Nathan Sidwell <nathan@acm.org>
10495 * ipa-visibility.c (function_and_variable_visibility): Reformat
10496 comments and long lines. Remove extrneous if.
10497 * symtab.c (symtab_node::make_decl_local): Fix code format.
10498 (symtab_node::set_section_for_node): Fix comment typo.
10500 2017-01-06 Martin Liska <mliska@suse.cz>
10503 * lra-constraints.c: Rename invariant to lra_invariant.
10504 * predict.c (set_even_probabilities): Initialize e to NULL.
10506 2017-01-05 Martin Sebor <msebor@redhat.com>
10508 PR tree-optimization/78910
10509 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
10510 (format_integer): Correct off-by-one error in the handling
10511 of precision with negative numbers in signed conversions..
10513 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
10515 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
10517 2017-01-05 Jakub Jelinek <jakub@redhat.com>
10519 PR tree-optimization/71016
10520 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
10521 factor_out_conditional_conversion. Formatting fix.
10522 (factor_out_conditional_conversion): Add cond_stmt argument.
10523 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
10524 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
10527 2017-01-05 David Malcolm <dmalcolm@redhat.com>
10529 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
10530 read-rtl-function.o, and selftest-rtl.o.
10531 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
10532 (selftest::aarch64_test_loading_full_dump): New function.
10533 (selftest::aarch64_run_selftests): New function.
10534 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
10535 selftest::aarch64_run_selftests.
10536 * config/i386/i386.c
10537 (selftest::ix86_test_loading_dump_fragment_1): New function.
10538 (selftest::ix86_test_loading_call_insn): New function.
10539 (selftest::ix86_test_loading_full_dump): New function.
10540 (selftest::ix86_test_loading_unspec): New function.
10541 (selftest::ix86_run_selftests): Call the new functions.
10542 * emit-rtl.c (maybe_set_max_label_num): New function.
10543 * emit-rtl.h (maybe_set_max_label_num): New decl.
10544 * function.c (instantiate_decls): Guard call to
10545 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
10546 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
10548 * gensupport.c (gen_reader::gen_reader): Pass "false"
10549 for new "compact" param of rtx_reader.
10550 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
10551 rather than an empty string for NULL strings.
10552 * read-md.c: Potentially include config.h rather than bconfig.h.
10553 Wrap include of errors.h with #ifdef GENERATOR_FILE.
10554 (have_error): New global, copied from errors.c.
10555 (md_reader::read_name): Rename to...
10556 (md_reader::read_name_1): ...this, adding "out_loc" param,
10557 and converting "missing name or number" to returning false, rather
10559 (md_reader::read_name): Reimplement in terms of read_name_1.
10560 (md_reader::read_name_or_nil): New function.
10561 (md_reader::read_string): Handle "(nil)" by returning NULL.
10562 (md_reader::md_reader): Add new param "compact".
10563 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
10564 (md_reader::read_file): New method.
10565 * read-md.h (md_reader::md_reader): Add new param "compact".
10566 (md_reader::read_file): New method.
10567 (md_reader::is_compact): New accessor.
10568 (md_reader::read_name): Convert return type from void to file_location.
10569 (md_reader::read_name_or_nil): New decl.
10570 (md_reader::read_name_1): New decl.
10571 (md_reader::m_compact): New field.
10572 (noop_reader::noop_reader): Pass "false" for new "compact" param
10574 (rtx_reader::rtx_reader): Add new "compact" param.
10575 (rtx_reader::read_rtx_operand): Make virtual and convert return
10576 type from void to rtx.
10577 (rtx_reader::read_until): New decl.
10578 (rtx_reader::handle_any_trailing_information): New virtual function.
10579 (rtx_reader::postprocess): New virtual function.
10580 (rtx_reader::finalize_string): New virtual function.
10581 (rtx_reader::m_in_call_function_usage): New field.
10582 (rtx_reader::m_reuse_rtx_by_id): New field.
10583 * read-rtl-function.c: New file.
10584 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
10585 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
10586 (selftest::verify_three_block_rtl_cfg): New decl.
10587 * read-rtl-function.h: New file.
10588 * read-rtl.c: Potentially include config.h rather than bconfig.h.
10589 For host, include function.h, memmodel.h, and emit-rtl.h.
10590 (one_time_initialization): New function.
10591 (struct compact_insn_name): New struct.
10592 (compact_insn_names): New array.
10593 (find_code): Handle insn codes in compact dumps.
10594 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
10595 (bind_subst_iter_and_attr): Likewise.
10596 (add_condition_to_string): Likewise.
10597 (add_condition_to_rtx): Likewise.
10598 (apply_attribute_uses): Likewise.
10599 (add_current_iterators): Likewise.
10600 (apply_iterators): Likewise.
10601 (initialize_iterators): Guard usage of apply_subst_iterator with
10602 #ifdef GENERATOR_FILE.
10603 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
10604 (md_reader::read_mapping): Likewise.
10605 (add_define_attr_for_define_subst): Likewise.
10606 (add_define_subst_attr): Likewise.
10607 (read_subst_mapping): Likewise.
10608 (check_code_iterator): Likewise.
10609 (rtx_reader::read_rtx): Likewise. Move one-time initialization
10611 (one_time_initialization): New function.
10612 (rtx_reader::read_until): New method.
10613 (read_flags): New function.
10614 (parse_reg_note_name): New function.
10615 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
10616 Handle reuse_rtx ids.
10617 Wrap iterator lookup within #ifdef GENERATOR_FILE.
10618 Add parsing support for RTL dumps, mirroring the special-cases in
10619 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
10620 values, and calling handle_any_trailing_information.
10621 (rtx_reader::read_rtx_operand): Convert return type from void
10622 to rtx, returning return_rtx. Handle case 'e'. Call
10623 finalize_string on XSTR and XTMPL fields.
10624 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
10625 "(nil)" values were omitted. Call the postprocess vfunc on the
10627 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
10628 class ctor. Initialize m_in_call_function_usage. Call
10629 one_time_initialization.
10630 * rtl-tests.c (selftest::test_uncond_jump): Call
10631 set_new_first_and_last_insn.
10632 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
10633 * selftest-rtl.c: New file.
10634 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
10635 (selftest::get_insn_by_uid): New decl.
10636 * selftest-run-tests.c (selftest::run_tests): Call
10637 read_rtl_function_c_tests.
10638 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
10639 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
10642 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
10644 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
10645 operands in a special way. Assert that pos+len <= mode precision.
10647 2017-01-05 Jakub Jelinek <jakub@redhat.com>
10649 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
10650 3 argument Alias with unlimited for the negative form.
10651 (fno-vect-cost-model): Removed.
10653 2017-01-05 Martin Liska <mliska@suse.cz>
10655 * hsa-gen.c (gen_hsa_divmod): New function.
10656 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
10658 2017-01-05 Martin Liska <mliska@suse.cz>
10661 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
10664 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10666 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
10667 small constant length operands.
10669 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10671 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
10672 between loop iterations.
10674 2017-01-05 Martin Liska <mliska@suse.cz>
10677 * gimplify.c (gimplify_decl_expr): Compare to
10678 asan_poisoned_variables instread of checking flags.
10679 (gimplify_target_expr): Likewise.
10680 (gimplify_expr): Likewise.
10681 (gimplify_function_tree): Conditionally initialize
10682 asan_poisoned_variables.
10684 2017-01-04 Jeff Law <law@redhat.com>
10686 PR tree-optimizatin/78812
10687 * rtl.h (contains_mem_rtx_p): Prototype.
10688 * ifcvt.c (containts_mem_rtx_p): Move from here to...
10689 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
10690 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
10691 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
10692 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
10694 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10696 * input.c (assert_char_at_range): Default-initialize actual_range.
10698 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10700 * df-scan.c (df_ref_create_structure): Make regno unsigned,
10701 to match the caller.
10703 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10705 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
10706 insns after final jump in test to emit dummy move.
10708 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10710 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
10711 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
10713 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
10715 * multiple_target.c (create_dispatcher_calls): Init e_next.
10716 * tree-ssa-loop-split.c (split_loop): Init border.
10717 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
10720 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10725 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
10726 (altivec_register_operand): Do not return true if the operand
10727 contains a SUBREG mixing SImode and SFmode.
10728 (vsx_register_operand): Likewise.
10729 (vsx_reg_sfsubreg_ok): New predicate.
10730 (vfloat_operand): Do not return true if the operand contains a
10731 SUBREG mixing SImode and SFmode.
10732 (vint_operand): Likewise.
10733 (vlogical_operand): Likewise.
10734 (gpc_reg_operand): Likewise.
10735 (int_reg_operand): Likewise.
10736 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
10737 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
10738 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
10740 (rs6000_emit_move_si_sf_subreg): New helper function.
10741 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
10742 fixup SUBREGs involving SImode and SFmode.
10743 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
10744 numbers for the new peephole2 optimization.
10745 (peephole2 for SFmode unions): New peephole2 to optimize cases in
10746 the GLIBC math library that do AND/IOR/XOR operations on single
10747 precision floating point.
10748 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
10749 target macros to say whether we need to avoid SUBREGs mixing
10751 (TARGET_ALLOW_SF_SUBREG): Likewise.
10752 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
10753 (UNSPEC_SI_FROM_SF): Likewise.
10754 (iorxor): Change spacing.
10755 (and_ior_xor): New iterator for AND, IOR, and XOR.
10756 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
10757 (movdi_from_sf_zero_ext): Likewise.
10758 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
10759 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
10760 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
10761 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
10762 (fms<mode>4): Likewise.
10763 (fnma<mode>4): Likewise.
10764 (fnms<mode>4): Likewise.
10765 (nfma<mode>4): Likewise.
10766 (nfms<mode>4): Likewise.
10768 2017-01-04 Marek Polacek <polacek@redhat.com>
10771 * doc/invoke.texi: Document -Wpointer-compare.
10773 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10775 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
10778 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
10779 descriptions for -gdwarf-5 and emit them as uleb128 instead of
10782 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
10785 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
10786 documentation of the powerpc_popcntb_ok attribute.
10787 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
10788 code to issue warning messages if a requested CPU configuration is
10789 not supported by the binary (assembler and loader) toolchain.
10790 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
10791 made to define a built-in function that has been disabled.
10792 (paired_init_builtins): Add assertion to prevent ICE if attempt is
10793 made to define a built-in function that has been disabled.
10794 (altivec_init_builtins): Add comment explaining why definition
10795 of the DST built-in functions is not preceded by an assertion
10796 check. Add assertions to prevent ICE if attempts are made to
10797 define an altivec predicate or an abs* built-in function that has
10799 (htm_init_builtins): Add comment explaining why definition of the
10800 htm built-in functions is not preceded by an assertion check.
10802 2017-01-04 Jeff Law <law@redhat.com>
10804 PR tree-optimizatin/67955
10805 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
10806 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
10807 the points-to solution does not include pt_null. Use DECL_PT_UID
10810 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
10812 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
10813 Use gen_int_mode instead of gen_lopwart for const_int operands.
10815 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10817 PR tree-optimization/71563
10818 * match.pd: Simplify X << Y into X if Y is known to be 0 or
10819 out of range value - has low bits known to be zero.
10821 2017-01-04 Alan Modra <amodra@gmail.com>
10823 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
10824 * configure: Regenerate.
10825 * config.in: Regenerate.
10827 2017-01-04 Jakub Jelinek <jakub@redhat.com>
10830 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
10831 a substring of the message, but strcmp with the whole message. Ifdef
10832 ENABLE_NLS, translate the message first using dgettext.
10834 2017-01-03 Jeff Law <law@redhat.com>
10836 PR tree-optimizatin/78856
10837 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
10838 (mark_threaded_blocks): Remove code to truncate thread paths that
10839 cross multiple loop headers. Instead invalidate the cached loop
10840 iteration information and handle case of a thread path walking
10841 into an irreducible region.
10843 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
10846 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
10847 assertions. Add support for doing the signbit if the IEEE 128-bit
10848 floating point value is in a GPR.
10849 * config/rs6000/rs6000.md (Fsignbit): Delete.
10850 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
10851 Update the length attribute if the value is in a GPR.
10852 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
10853 the sign or zero extension instruction, since the value is always 0/1.
10854 (signbit<mode>2_dm2): Delete using <Fsignbit>.
10857 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
10858 extracting SImode to a GPR register so that we can generate a
10859 store, limit the vector to be in a traditional Altivec register
10860 for the vextuwrx instruction.
10862 2017-01-03 Ian Lance Taylor <iant@google.com>
10864 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
10866 2017-01-03 Martin Sebor <msebor@redhat.com>
10868 PR tree-optimization/78696
10869 * gimple-ssa-sprintf.c (format_floating): Correct handling of
10870 precision. Use MPFR for %f for greater fidelity. Correct handling
10872 (pass_sprintf_length::compute_format_length): Set width and precision
10873 specified by asrerisk to void_node for vararg functions.
10874 (try_substitute_return_value): Adjust dump output.
10876 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
10878 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
10880 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
10882 * doc/invoke.texi (SPARC options): Document -mlra as the default.
10883 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
10884 -mlra/-mno-lra was passed to the compiler.
10886 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
10888 PR rtl-optimization/65618
10889 * emit-rtl.c (try_split): Move initialization of "before" and
10890 "after" to just before the call to emit_insn_after_setloc.
10892 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10894 * doc/md.texi (Standard Names): Remove reference to Java frontend.
10896 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
10898 * dwarf2out.c (gen_enumeration_type_die): When
10899 -gno-strict-dwarf, add a DW_AT_encoding attribute.
10901 2017-01-03 Jakub Jelinek <jakub@redhat.com>
10903 PR tree-optimization/78965
10904 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
10905 Change first argument from const call_info & to call_info &. For %n
10906 set info.nowrite to false.
10908 PR middle-end/78901
10909 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
10910 possibly throwing calls.
10912 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
10913 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
10914 and fns handling, rather than in a separate case SSA_NAME.
10916 2017-01-02 Jeff Law <law@redhat.com>
10918 * config/darwin-driver.c (darwin_driver_init): Const-correctness
10919 fixes for first_period and second_period variables.
10921 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
10924 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
10925 (*insvqi_1): New insn pattern.
10926 (*insvqi_1_mem_rex64): Ditto.
10927 (*insvqi_2): Ditto.
10928 (*insvqi_3): Rename from *insvqi.
10930 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
10932 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10934 * doc/cfg.texi (Edges): Remove reference to Java.
10935 (Maintaining the CFG): Ditto.
10937 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10939 PR middle-end/77674
10940 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
10941 transparent aliases.
10943 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
10945 PR middle-end/77484
10946 * predict.def (PRED_CALL): Update hitrate.
10947 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
10948 * predict.c (tree_estimate_probability_bb): Split CALL predictor
10949 into direct/indirect/polymorphic variants.
10951 2017-01-01 Jakub Jelinek <jakub@redhat.com>
10953 Update copyright years.
10955 * gcc.c (process_command): Update copyright notice dates.
10956 * gcov-dump.c (print_version): Ditto.
10957 * gcov.c (print_version): Ditto.
10958 * gcov-tool.c (print_version): Ditto.
10959 * gengtype.c (create_file): Ditto.
10960 * doc/cpp.texi: Bump @copying's copyright year.
10961 * doc/cppinternals.texi: Ditto.
10962 * doc/gcc.texi: Ditto.
10963 * doc/gccint.texi: Ditto.
10964 * doc/gcov.texi: Ditto.
10965 * doc/install.texi: Ditto.
10966 * doc/invoke.texi: Ditto.
10968 Copyright (C) 2017 Free Software Foundation, Inc.
10970 Copying and distribution of this file, with or without modification,
10971 are permitted in any medium without royalty provided the copyright
10972 notice and this notice are preserved.