1 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
5 2016-11-21 Martin Sebor <msebor@redhat.com>
7 * doc/invoke.texi (-fprintf-return-value): Document that option
10 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
12 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
13 for-loop declaration of loop variable.
14 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
15 * config/avr/avr.c (avr_popcount_each_byte)
16 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
17 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
18 (avr_expand_epilogue, avr_function_arg_advance)
19 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
20 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
21 (avr_adjust_reg_alloc_order, output_reload_in_const)
22 (avr_conditional_register_usage, avr_find_unused_d_reg)
23 (avr_map_decompose, avr_fold_builtin): Same.
25 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
27 * config/avr/avr.c (avr_popcount): Remove static function.
28 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
30 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
32 * arm.opt (mapcs-float): Delete option.
33 * arm.c (arm_option_override): Remove hunk relating to
35 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
37 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
39 * tree-tailcall.c (process_assignment): Simplify the check for
40 a valid copy, allowing the source to be a local variable as
42 (find_tail_calls): Allow copies between local variables to follow
43 the call. Allow the result to be stored in any local variable,
44 even if it's an aggregate.
45 (eliminate_tail_call): Check whether the result is an SSA name
46 before updating its SSA_NAME_DEF_STMT.
48 2016-11-21 David Malcolm <dmalcolm@redhat.com>
51 * input.c (get_substring_ranges_for_loc): Fail gracefully if
52 -ftrack-macro-expansion has a value other than 2.
54 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
56 PR rtl-optimization/78400
57 * shrink-wrap.c (try_shrink_wrapping_separate): Call
58 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
59 and df_update_exit_block_uses.
61 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
64 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
65 new default-enabled warning..
66 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
67 (BT_PTR_CONST_STRING): Updated.
68 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
69 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
70 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
71 (strftime): Update builtin function.
72 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
73 * tree.h (const_tm_ptr_type_node): New type node.
74 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
75 const_tm_ptr_type_node.
77 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
79 PR tree-optimization/78413
80 * tree-if-conv.c (versionable_outer_loop_p): Require that both
81 inner and outer loop latches have single predecessors.
83 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
86 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
87 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
89 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
91 * rtl.h: Adjust prototype.
92 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
93 (dead_or_set_regno_p): Likewise.
95 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
97 * rtl.h: Adjust prototype.
98 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
100 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
102 * function.c (contains): Change argument type to rtx_insn *.
103 (prologue_contains): Likewise.
104 (epilogue_contains): Likewise.
105 (prologue_epilogue_contains): Likewise.
106 * function.h: Adjust prototype.
108 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
110 * optabs.c (emit_libcall_block): Change argument type to
112 * optabs.h: Adjust prototype.
114 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
116 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
117 (fixup_reorder_chain): Adjust.
118 * cfgrtl.h: Adjust prototype.
120 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
122 * rtl.h: Adjust prototype.
123 * rtlanal.c (replace_label_in_insn): Change argument type to
126 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
128 * config/v850/v850.c (expand_prologue): Adjust.
129 (expand_epilogue): Likewise.
130 * expr.c (init_expr_target): Likewise.
131 * genrecog.c (print_subroutine): Always make the argument type
133 * recog.h: Adjust prototype.
135 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
137 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
138 up variables to make some rtx_insn *.
139 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
140 * config/arc/arc.c: Likewise.
141 * config/arm/arm.c: Likewise.
142 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address):
144 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
146 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
148 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
150 * config/arm/arm.c (legitimize_pic_address): Change to use
151 rtx_insn * as the type of variables.
152 (arm_pic_static_addr): Likewise.
153 (arm_emit_movpair): Likewise.
154 * config/c6x/c6x.c (reorg_split_calls): Likewise.
155 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
156 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
157 * config/frv/frv.md: Likewise.
158 * config/i386/i386-protos.h: Likewise.
159 * config/i386/i386.c (ix86_expand_split_stack_prologue):
161 (ix86_split_fp_branch): Likewise.
162 (predict_jump): Likewise.
163 * config/ia64/ia64.c: Likewise.
164 * config/mcore/mcore.c: Likewise.
165 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
167 * config/s390/s390.c: Likewise.
168 * config/s390/s390.md: Likewise.
169 * config/spu/spu.md: Likewise.
170 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address):
172 * lower-subreg.c (resolve_simple_move): Likewise.
174 2016-11-20 Jeff Law <law@redhat.com>
177 * reload.h (struct target_reload): Make x_double_reg_address_ok
179 * reload.c (find_reloads_address): Check if double_reg_address_ok
180 is true for the mode of the memory reference.
181 * reload1.c (init_reload): Initialize double_reg_address_ok for
184 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
187 * tree-ssa-uninit.c: Define new global max_phi_args.
188 (compute_uninit_opnds_pos): Use max_phi_args.
189 (prune_uninit_phi_opnds): Same.
190 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
191 missing NUM_PREDS in function comment.
192 (can_one_predicate_be_invalidated_p): New.
193 (can_chain_union_be_invalidated_p): New.
194 (flatten_out_predicate_chains): New.
195 (uninit_ops_invalidate_phi_use): New.
196 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
198 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
200 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
201 * match.pd (A /[ex] B CMP C): New simplifications.
203 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
205 * match.pd (0 / X, X / X, X % X): New simplifications.
207 2016-11-19 Jakub Jelinek <jakub@redhat.com>
209 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
210 when checking if callee's isa flags are subset of caller's isa flags.
213 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
214 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
215 instead and using = 0 instead of &= 0.
217 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
218 ix86_add_new_builtins): Formatting fixes.
219 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
220 (ix86_get_builtin): Likewise.
222 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
223 don't initialize it, don't use it for the case where it isn't
224 provable %{z} nor using the same argument, instead move merge
225 argument into a new pseudo and use that as target. Formatting fixes.
227 2016-11-19 Jeff Law <law@redhat.com>
230 * config/m68k/m68k.md (bsetdreg): New pattern.
231 (bchgdreg, bclrdreg): Likewise.
233 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
236 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
237 instead of force_reg.
238 (sh_expand_setmem): Likewise.
240 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
242 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
244 2016-11-18 Walter Lee <walt@tilera.com>
246 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
247 end-of-bundle marker for consecutive barriers.
249 2016-11-18 Walter Lee <walt@tilera.com>
251 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
253 2016-11-18 Jakub Jelinek <jakub@redhat.com>
256 * multiple_target.c (get_attr_len): Start with argnum and increment
257 argnum on every arg. Use strchr in a loop instead of counting commas
259 (get_attr_str): Increment argnum for every comma in the string.
260 (separate_attrs): Use for instead of while loop, simplify.
261 (expand_target_clones): Rename defenition argument to definition.
262 Free attrs and attr_str even when diagnosing errors. Temporarily
263 change input_location around targetm.target_option.valid_attribute_p
264 calls. Don't emit warning or errors if that function fails.
266 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
269 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
270 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
271 abbrev_opt_base_type_end only by increasing die_abbrev, before
273 (optimize_abbrev_table): Don't change abbrev numbers of
274 base types and CU or optimize implicit consts in them if
275 calc_base_type_die_sizes has been called during build_abbrev_table.
276 (calc_base_type_die_sizes): If abbrev_opt_start, set
277 abbrev_opt_base_type_end to one plus largest base type's
280 2016-11-18 Jeff Law <law@redhat.com>
283 * config/m68k/m68k.c (moveq feeding equality comparison): New
285 * config/m68k/predicates.md (addq_subq_operand): New predicate.
286 (equality_comparison_operator): Likewise.
288 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
290 * rtlanal.c (load_extend_op): Move to...
291 * rtl.h: ...here and make inline.
293 2016-11-18 Terry Guo <terry.guo@arm.com>
294 Thomas Preud'homme <thomas.preudhomme@arm.com>
296 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
297 * config/arm/arm-opts.h: Include arm-flags.h.
298 (struct arm_arch_core_flag): Define.
299 (arm_arch_core_flags): Define.
300 * config/arm/arm-protos.h: Include arm-flags.h
301 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
302 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
303 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
304 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
305 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
306 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
307 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
308 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
309 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
310 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
311 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
312 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
313 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
314 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
315 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
316 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
317 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
318 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
319 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
320 ARM_FSET_CPU_SUBSET): Move to ...
321 * config/arm/arm-flags.h: This new file.
322 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
323 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
324 (TARGET_MODE_SPECS): Define.
325 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
327 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
329 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
330 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
331 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
332 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
333 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
334 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
335 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
336 missing and make value unsigned.
337 (arm_feature_set): Use unsigned entries instead of unsigned long.
339 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
341 Re-apply after PR bootstrap/77359 is fixed:
342 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
344 * explow.c (get_dynamic_stack_size): Take known alignment of stack
345 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
348 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
351 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
352 variables in functions calling alloca. Also update the ASCII
354 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
355 (STACK_DYNAMIC_OFFSET): Likewise.
356 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
357 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
360 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
361 Alan Hayward <alan.hayward@arm.com>
362 David Sherwood <david.sherwood@arm.com>
364 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
365 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
366 (add_const_value_attribute): Likewise.
367 * explow.c (plus_constant): Likewise.
368 * expmed.c (expand_mult, make_tree): Likewise.
369 * expr.c (convert_modes): Likewise.
370 * loop-doloop.c (doloop_optimize): Likewise.
371 * postreload.c (reload_cse_simplify_set): Likewise.
372 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
373 (simplify_binary_operation_1, simplify_const_binary_operation):
374 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
375 * wide-int.h: Update documentation to recommend rtx_mode_t
376 instead of std::make_pair.
378 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
379 Alan Hayward <alan.hayward@arm.com>
380 David Sherwood <david.sherwood@arm.com>
382 * tree.h (SET_DECL_MODE): New macro.
383 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
384 (expand_gimple_basic_block): Likewise.
385 * function.c (split_complex_args): Likeise.
386 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
387 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
388 * stor-layout.c (layout_decl, relayout_decl): Likewise.
389 (finish_bitfield_representative): Likewise.
390 * tree.c (make_node_stat): Likewise.
391 * tree-inline.c (remap_ssa_name): Likewise.
392 (tree_function_versioning): Likewise.
393 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
394 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
395 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
396 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
397 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
398 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
399 * varasm.c (make_debug_expr_from_rtl): Likewise.
401 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
403 PR rtl-optimization/71785
404 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
405 (duplicate_computed_gotos): New function.
406 (pass_duplicate_computed_gotos::execute): Rewrite.
408 2016-11-17 Jeff Law <law@redhat.com>
411 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
412 barrier prior to deallocating the stack.
414 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
416 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
417 to make better use of cmem loads in the case where a single bit is
419 * config/arc/predicates.md (ge_lt_comparison_operator): New
422 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
424 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
426 (isa_names_table): Handle new features.
428 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
429 Andrew Senkevich <andrew.senkevich@intel.com>
431 * common/config/i386/i386-common.c
432 (OPTION_MASK_ISA_AVX5124FMAPS_SET,
433 OPTION_MASK_ISA_AVX5124FMAPS_UNSET,
434 OPTION_MASK_ISA_AVX5124VNNIW_SET,
435 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
436 (ix86_handle_option): Handle OPT_mavx5124fmaps,
438 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
439 * config/i386/avx5124fmapsintrin.h: New file.
440 * config/i386/avx5124vnniwintrin.h: Ditto.
441 * config/i386/constraints.md (h): New constraint.
442 * config/i386/cpuid.h: (bit_AVX5124VNNIW,
443 bit_AVX5124FMAPS): New.
444 * config/i386/driver-i386.c (host_detect_local_cpu):
445 Detect avx5124fmaps, avx5124vnniw.
446 * config/i386/i386-builtin-types.def: Add types
447 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
448 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
449 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
450 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
451 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
452 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
453 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
454 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
455 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
456 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
457 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
458 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
459 __builtin_ia32_vp4dpwssds_mask): New.
460 * config/i386/i386-c.c (ix86_target_macros_internal):
461 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
462 * config/i386/i386-modes.def: Fixed comment typos, added new
463 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
464 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
466 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
467 (ix86_option_override_internal): Handle new options.
468 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
470 (ix86_expand_builtin): Handle new builtins.
471 (ix86_additional_allocno_class_p): New.
472 * config/i386/i386.h (TARGET_AVX5124FMAPS,
473 TARGET_AVX5124FMAPS_P,
475 TARGET_AVX5124VNNIW_P): Define.
476 (reg_class): Add MOD4_SSE_REGS.
477 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
478 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
479 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
480 avx5124vnniwintrin.h.
481 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD,
483 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
484 (define_mode_iterator IMOD4): New.
485 (define_mode_attr imod4_narrow): Ditto.
486 (define_insn "mov<mode>"): Ditto.
487 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
488 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
489 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
490 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
491 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
492 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
493 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
494 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
495 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
496 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
497 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
498 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
499 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
500 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
501 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
502 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
503 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
504 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
505 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
506 * genmodes.c (mode_size_inline): Extend return type.
507 * machmode.h (mode_size, mode_base_align): Extend type.
509 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
512 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
513 the appropriate checks for SFmode/DFmode load/stores in GPR
515 (fusion_addis_mem_combo_store): Likewise.
516 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
517 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
518 d-form instructions for traditional Altivec registers.
519 (emit_fusion_p9_load): Likewise.
520 (emit_fusion_p9_store): Likewise.
521 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
522 early clobber from scratch register. Do not match if the register
523 being stored is the scratch register.
524 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
525 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
526 instructions for traditional Altivec registers.
527 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
528 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
529 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
531 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
534 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
535 being live in the function and lr needing to be saved. Distinguish
536 between already saved pushable registers and registers to push.
537 Check for LR being an available pushable register.
539 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
541 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
542 string input is a string constant.
543 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
544 via cmpstrnsi even if neither string is constant.
546 2016-11-17 Jakub Jelinek <jakub@redhat.com>
549 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
550 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
551 instead, return false if it is NULL, or doesn't fit into uhwi, or
552 is larger or equal to targetm.max_anchor_offset.
554 2016-11-17 Pip Cet <pipcet@gmail.com>
555 Eric Botcazou <ebotcazou@adacore.com>
557 PR rtl-optimization/78355
558 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
559 needs to deal with unaligned accesses.
560 * doc/tm.texi: Regenerate.
561 * lra-constraints.c (simplify_operand_subreg): Only invoke
562 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
564 2016-11-17 David Malcolm <dmalcolm@redhat.com>
566 * input.c (selftest::test_lexer_string_locations_long_line): New
568 (selftest::test_lexer_string_locations_raw_string_multiline): New
570 (selftest::input_c_tests): Call the new functions, via
571 for_each_line_table_case.
573 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
575 * config/aarch64/aarch64.md (mov<mode>): Call
576 aarch64_split_dimode_const_store on DImode constant stores.
577 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
579 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
582 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
583 Richard Biener <rguenther@suse.de>
585 PR tree-optimization/77848
586 * tree-if-conv.c (tree_if_conversion): Always version loops unless
587 the user specified -ftree-loop-if-convert.
589 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
592 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
593 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
594 *thumb2_strd_base_neg): Recognize insn regardless of
595 current_tune->prefer_ldrd_strd.
596 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
599 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
601 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
604 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
606 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
608 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
609 * config/arc/arc-cpus.def (quarkse_em): Add.
610 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
611 * config/arc/arc-opts.h (FPX_QK): Define.
612 * config/arc/arc-tables.opt: Regenerate.
613 * config/arc/arc.c (gen_compare_reg): Change.
614 (arc_register_move_cost): Avoid Dy,Dx moves.
615 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
616 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
617 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
619 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
620 (fix_truncsfsi2_fpu): Rename.
621 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
622 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
623 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
624 * config/arc/t-multilib: Regenerate.
626 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
628 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
630 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
631 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
632 (avr_rtx_costs_1, extra_constraint_Q): Same.
633 (avr_address_cost): Use SUBREG_P if possible.
635 2016-11-17 Richard Biener <rguenther@suse.de>
638 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
639 non-local goto into CFG.
641 2016-11-17 Richard Biener <rguenther@suse.de>
643 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
644 backward compatibility.
645 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
646 * tree-if-conv.c (pass_if_conversion::gate): Do not test
647 flag_tree_loop_if_convert_stores.
648 (pass_if_conversion::execute): Likewise.
650 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
652 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
653 const_double code before calling aarch64_float_const_zero_rtx_p.
655 2016-11-17 Richard Biener <rguenther@suse.de>
657 PR tree-optimization/78306
658 * ipa-inline-analysis.c (initialize_inline_failed): Do not
659 inhibit inlining if function calls cilk_spawn.
660 (can_inline_edge_p): Likewise.
662 2016-11-17 Richard Biener <rguenther@suse.de>
665 * fold-const.c (negate_expr_p): Fix multiplication case.
667 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
670 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
672 (TARGET_INIT_LIBFUNCS): Delete definition and...
673 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
676 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
678 * config/netbsd-stdint.h: New.
679 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
680 (x86_64-*-netbsd*): Likewise.
682 2016-11-16 Andrew PInski <apinski@cavium.com>
684 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
685 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
686 flag_aarch64_verbose_cost instead of checking for details dump.
687 (aarch64_rtx_costs_wrapper): Likewise.
689 2016-11-16 Jakub Jelinek <jakub@redhat.com>
691 PR rtl-optimization/78378
692 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
693 inner only if pos is 0. Fix up formatting.
695 2016-11-17 Alan Modra <amodra@gmail.com>
697 PR rtl-optimization/78325
698 PR rtl-optimization/70890
699 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
702 2016-11-16 Jason Merrill <jason@redhat.com>
704 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
706 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
707 Richard Biener <rguenther@suse.de>
709 PR tree-optimization/77848
710 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
711 an outer loop, only save basic block aux information for the inner
713 (versionable_outer_loop_p): New function.
714 (tree_if_conversion): Version the outer loop instead of the inner
715 one if the pattern will be recognized for outer-loop
718 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
720 * gcc/bb-reorder.c: Remove 'toplev.h' include.
721 (pass_partition_blocks::gate): No longer check
722 user_defined_section_attribute, instead check the function decl
723 for a section attribute.
724 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
725 set user_defined_section_attribute.
726 * gcc/final.c (rest_of_handle_final): Likewise.
727 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
728 * gcc/toplev.h: Remove declaration of
729 user_defined_section_attribute.
731 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
733 * config/mips/mips.md (casesi_internal_mips16_<mode>):
734 Explicitly switch between JR and JRC for the table jump. Adjust
737 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
739 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
740 `insn_count' to 11 rather than 16.
742 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
744 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
745 `ltu' rather than `leu' operation in the RTL pattern
747 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
749 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
750 missing <d> instruction prefixes throughout. Correct
753 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
755 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
756 rather than R_MIPS_JALR relocation in microMIPS code. Do not
757 cancel short delay slots in PIC call relaxation.
759 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
761 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
762 general register with general register or ARM constant into SP
765 2016-11-16 Jakub Jelinek <jakub@redhat.com>
768 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
769 that loop->header == body_bb if broken_loop.
771 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
773 * tree-ssa-math-opts.c (bswap_replace): Remove test
774 of SLOW_UNALIGNED_ACCESS.
776 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
778 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
779 is selected. Pass -mgomp to offload compiler in OpenMP case.
780 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
781 declaration from nvptx.c.
782 (nvptx_gen_shuffle): Declare.
783 (nvptx_output_set_softstack): Declare.
784 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
785 (need_softstack_decl): New variable.
786 (need_unisimt_decl): New variable.
787 (diagnose_openacc_conflict): New. Use it...
788 (nvptx_option_override): ...here. Handle TARGET_GOMP.
789 (nvptx_encode_section_info): Handle "shared" attribute.
790 (write_as_kernel): Restrict to OpenACC target regions.
791 (init_softstack_frame): New.
792 (nvptx_init_unisimt_predicate): New.
793 (write_omp_entry): New. Use it...
794 (nvptx_declare_function_name): ...here to emit OpenMP target region
795 entrypoints. Handle TARGET_SOFT_STACK. Call
796 nvptx_init_unisimt_predicate.
797 (nvptx_output_set_softstack): New.
798 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
799 (nvptx_gen_shuffle): Export.
800 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
802 (nvptx_print_operand): Fix handling of instruction predicates.
803 (nvptx_get_unisimt_master): New helper function.
804 (nvptx_get_unisimt_predicate): Ditto.
805 (nvptx_call_insn_is_syscall_p): Ditto.
806 (nvptx_unisimt_handle_set): Ditto.
807 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
808 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
809 (nvptx_handle_shared_attribute): New. Use it...
810 (nvptx_attribute_table): ... here (new entry).
811 (nvptx_record_offload_symbol): Handle NULL attributes.
812 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
813 (nvptx_simt_vf): New.
814 (TARGET_SIMT_VF): Define.
815 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
816 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
817 -muniform-simt option is active.
818 (STACK_SIZE_MODE): Define.
819 (FIXED_REGISTERS): Adjust.
820 (SOFTSTACK_SLOT_REGNUM): New.
821 (SOFTSTACK_PREV_REGNUM): New.
822 (REGISTER_NAMES): Adjust.
823 (struct machine_function): New fields.
824 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
825 (UNSPEC_VOTE_BALLOT): Ditto.
826 (UNSPEC_LANEID): Ditto.
827 (UNSPECV_NOUNROLL): Ditto.
828 (atomic): New attribute.
829 (predicable): New attribute. Generate predicated forms via
831 (br_true): Mark as not predicable.
833 (br_true_uni): Ditto.
834 (br_false_uni): Ditto.
836 (trap_if_true): Ditto.
837 (trap_if_false): Ditto.
839 (nvptx_forked): Ditto.
840 (nvptx_joining): Ditto.
842 (nvptx_barsync): Ditto.
843 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
844 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
845 (allocate_stack_<mode>): Remove unused pattern.
846 (set_softstack_insn): New pattern.
847 (restore_stack_block): Handle for TARGET_SOFT_STACK.
848 (nvptx_vote_ballot): New pattern.
849 (omp_simt_lane): Ditto.
850 (omp_simt_last_lane): Ditto.
851 (omp_simt_ordered): Ditto.
852 (omp_simt_vote_any): Ditto.
853 (omp_simt_xchg_bfly): Ditto.
854 (omp_simt_xchg_idx): Ditto.
855 (nvptx_nounroll): Ditto.
856 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
857 (atomic_exchange<mode>): Ditto.
858 (atomic_fetch_add<mode>): Ditto.
859 (atomic_fetch_addsf): Ditto.
860 (atomic_fetch_<logic><mode>): Ditto.
861 * config/nvptx/nvptx.opt: (msoft-stack): New option.
862 (muniform-simt): Ditto.
864 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
865 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
866 * doc/invoke.texi (msoft-stack): Document.
867 (muniform-simt): Document
869 * doc/tm.texi: Regenerate.
870 * doc/tm.texi.in: (TARGET_SIMT_VF): New hook.
871 * target.def: Define it.
872 * target-insns.def (omp_simt_lane): New.
873 (omp_simt_last_lane): New.
874 (omp_simt_ordered): New.
875 (omp_simt_vote_any): New.
876 (omp_simt_xchg_bfly): New.
877 (omp_simt_xchg_idx): New.
879 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
881 * config/mips/mips-protos.h (mips_set_text_contents_type): New
883 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
884 (ASM_OUTPUT_CASE_END): Likewise.
885 * config/mips/mips.c (mips_set_text_contents_type): New
887 (mips16_emit_constants): Record the pool's initial label number
888 with the `consttable' insn. Emit a `consttable_end' insn at the
890 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
891 for `consttable' insns.
892 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
893 for `consttable_end' insns.
894 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum
896 (consttable): Add operand.
897 (consttable_end): New insn.
899 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
901 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
902 * tree-if-conv.c (tree_if_conversion): Make public.
903 * * tree-if-conv.h: New file.
904 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
905 dynamic alias checks for epilogues.
906 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
907 * tree-vect-loop.c: include tree-if-conv.h.
908 (new_loop_vec_info): Add zeroing orig_loop_info field.
909 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
910 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
911 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
912 using passed argument.
913 (vect_transform_loop): Check if created epilogue should be returned
914 for further vectorization with less vf. If-convert epilogue if
915 required. Print vectorization success for epilogue.
916 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
917 if it is required, pass loop_vinfo produced during vectorization of
918 loop body to vect_analyze_loop.
919 * tree-vectorizer.h (struct _loop_vec_info): Add new field
921 (LOOP_VINFO_ORIG_LOOP_INFO): New.
922 (LOOP_VINFO_EPILOGUE_P): New.
923 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
924 (vect_do_peeling): Change prototype to return epilogue.
925 (vect_analyze_loop): Add argument of loop_vec_info type.
926 (vect_transform_loop): Return created loop.
928 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
930 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
931 component as used also if LR_REGNO is a live input to the bb.
932 * df-scan.c (df_get_entry_block_def_set): Return immediately after
933 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
934 (df_get_exit_block_use_set): Ditto.
935 * df.h (df_scan_flags): New enum.
936 * shrink-wrap.c (try_shrink_wrapping_separate): Set
937 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
938 df_update_entry_block_defs and df_update_exit_block_uses
939 at the start; clear the flag and call those functions at the end.
941 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
942 Alan Hayward <alan.hayward@arm.com>
943 David Sherwood <david.sherwood@arm.com>
945 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
946 nb_iterations to the number of latch iterations rather than the
947 number of loop iterations.
949 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
950 Alan Hayward <alan.hayward@arm.com>
951 David Sherwood <david.sherwood@arm.com>
953 * combine.c (maybe_swap_commutative_operands): New function.
954 (combine_simplify_rtx): Use it.
955 (change_zero_ext): Likewise.
956 (make_compound_operation_int): New function, split out of...
957 (make_compound_operation): ...here. Use
958 maybe_swap_commutative_operands for both.
960 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
962 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
963 (neon-vfpv3): New FPU, currently an alias for 'neon'.
964 * arm/arm-tables.opt: Regenerated.
965 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
967 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
968 and 'neon' are aliases for specific implementations.
970 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
971 Alan Hayward <alan.hayward@arm.com>
972 David Sherwood <david.sherwood@arm.com>
974 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
975 and use it in the final call to gen_rtx_fmt_ee.
976 (expand_vec_cond_expr): Update accordingly.
977 (expand_vec_cmp_expr): Likewise.
979 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
980 Alan Hayward <alan.hayward@arm.com>
981 David Sherwood <david.sherwood@arm.com>
983 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
985 2016-11-16 Richard Biener <rguenther@suse.de>
988 * gimplify.c (gimplify_function_tree): Do not instrument
989 GNU extern inline functions.
991 2016-11-16 Martin Liska <mliska@suse.cz>
994 * gimplify.c (gimplify_switch_expr): Always save previous
995 gimplify_ctxp->live_switch_vars.
997 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
999 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
1000 zero_extract operations to allow a movb to occur.
1001 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
1002 * testsuite/gcc.target/arc/movb-2.c: Likewise.
1003 * testsuite/gcc.target/arc/movb-5.c: Likewise.
1004 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
1007 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
1008 Alan Hayward <alan.hayward@arm.com>
1009 David Sherwood <david.sherwood@arm.com>
1011 * expr.c (emit_group_load_1): Tighten check for whether an
1012 access involves only one operand of a CONCAT. Use extract_bit_field
1013 for constants if the bit range does span the whole operand.
1015 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
1016 Alan Hayward <alan.hayward@arm.com>
1017 David Sherwood <david.sherwood@arm.com>
1019 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
1021 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
1022 Alan Hayward <alan.hayward@arm.com>
1023 David Sherwood <david.sherwood@arm.com>
1025 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
1026 all three iteration counts with an any_* test. Use a single update
1027 for each count. Fix the calculation of nb_iterations_estimate.
1029 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
1031 * config/pdp11/pdp11.c: Include dbxout.h.
1033 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
1035 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
1037 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1040 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
1041 proper ranges for an SBFX instruction.
1042 (extzv_t2): Likewise for UBFX.
1044 2016-11-16 Richard Biener <rguenther@suse.de>
1046 PR tree-optimization/78348
1047 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
1048 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
1049 (classify_partition): Set PKIND_MEMCPY if dependence analysis
1050 revealed no dependency, PKIND_MEMMOVE otherwise.
1052 2016-11-16 Jakub Jelinek <jakub@redhat.com>
1055 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
1056 it points to non-NULL tree, use it instead of ubsan_create_data.
1057 (instrument_si_overflow): Handle vector signed integer overflow
1059 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
1060 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
1061 vector IFN_UBSAN_CHECK_*.
1062 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
1063 pass it through to ubsan_build_overflow_builtin.
1064 (expand_neg_overflow, expand_mul_overflow): Likewise.
1065 (expand_vector_ubsan_overflow): New function.
1066 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
1067 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
1068 (expand_arith_overflow): Adjust expand_*_overflow callers.
1070 2016-11-16 Matthias Klose <doko@ubuntu.com>
1072 * doc/install.texi: Remove references to java/libjava.
1074 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
1076 * tree-ssa-coalesce.c (register_default_def): Remove register_ssa_partition.
1077 (create_outofssa_var_map): Likewise.
1078 * tree-ssa-live.c (register_ssa_partition_check): Remove.
1079 * tree-ssa-live.h (register_ssa_partition): Likewise.
1081 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
1083 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
1084 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
1085 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
1086 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
1087 rtx when all sub-rtx are also permanent.
1088 (attr_eq): Simplify.
1089 (attr_copy_rtx): Remove.
1090 (make_canonical, get_attr_value): Use attr_equal_p.
1091 (copy_boolean): Rehash NOT.
1092 (simplify_test_exp_in_temp,
1093 optimize_attrs): Remove call to attr_copy_rtx.
1094 (attr_alt_intersection, attr_alt_union,
1095 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
1096 (make_automaton_attrs): Use attr_eq.
1098 2016-11-15 Matthias Klose <doko@ubuntu.com>
1100 * doc/install.texi: Remove references to java/libjava.
1101 * doc/sourcebuild.texi: Likewise.
1102 * doc/invoke.texi: Likewise.
1103 * doc/standards.texi: Likewise.
1105 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
1106 Alan Hayward <alan.hayward@arm.com>
1107 David Sherwood <david.sherwood@arm.com>
1109 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
1111 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1112 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1113 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1114 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1115 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1116 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1117 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1119 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
1120 Alan Hayward <alan.hayward@arm.com>
1121 David Sherwood <david.sherwood@arm.com>
1123 * dce.c (check_argument_store): Pass the size instead of
1124 the memory reference.
1125 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
1127 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
1128 Alan Hayward <alan.hayward@arm.com>
1129 David Sherwood <david.sherwood@arm.com>
1131 * alias.c (canon_rtx): Use simplify_gen_binary.
1133 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
1134 Alan Hayward <alan.hayward@arm.com>
1135 David Sherwood <david.sherwood@arm.com>
1137 * rtl.h (load_extend_op): Declare.
1138 * rtlanal.c (load_extend_op): New function.
1139 (nonzero_bits1): Use it.
1140 (num_sign_bit_copies1): Likewise.
1141 * cse.c (cse_insn): Likewise.
1142 * fold-const.c (fold_single_bit_test): Likewise.
1143 (fold_unary_loc): Likewise.
1144 * fwprop.c (free_load_extend): Likewise.
1145 * postreload.c (reload_cse_simplify_set): Likewise.
1146 (reload_cse_simplify_operands): Likewise.
1147 * combine.c (try_combine): Likewise.
1148 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
1149 subreg_lowpart_p checks.
1151 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
1152 Alan Hayward <alan.hayward@arm.com>
1153 David Sherwood <david.sherwood@arm.com>
1155 * combine.c (simplify_shift_const_1): Use the number of bits
1156 in the inner mode to determine the range of the shift.
1157 When handling shifts of vectors, skip any rules that apply
1160 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
1161 Alan Hayward <alan.hayward@arm.com>
1162 David Sherwood <david.sherwood@arm.com>
1164 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
1167 2016-11-15 Matthias Klose <doko@ubuntu.com>
1169 * doc/install.texi: Remove references to gcj/libjava.
1170 * doc/invoke.texi: Likewise.
1172 2016-11-15 Jeff Law <law@redhat.com>
1174 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
1175 parameter. Callers changed.
1176 (check-subpath_and_update_thread_path): Extracted from
1177 fsm_find_control_statement_thread_paths.
1178 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
1179 (handle_phi, handle_assignment): Allow any constant node, not
1182 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
1184 * config/arc/arc-arch.h: New file.
1185 * config/arc/arc-arches.def: Likewise.
1186 * config/arc/arc-cpus.def: Likewise.
1187 * config/arc/arc-options.def: Likewise.
1188 * config/arc/t-multilib: Likewise.
1189 * config/arc/genmultilib.awk: Likewise.
1190 * config/arc/genoptions.awk: Likewise.
1191 * config/arc/arc-tables.opt: Likewise.
1192 * config/arc/driver-arc.c: Likewise.
1193 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
1194 * common/config/arc/arc-common.c (arc_handle_option): Trace
1196 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
1197 options; check for supported cpu against arc-cpus.def file.
1198 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
1199 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
1200 * config/arc/arc-c.def: Add emacs local variables.
1201 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
1202 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
1203 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
1204 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
1205 (DEFAULT_arc_fpu_build): Define.
1206 (DEFAULT_arc_mpy_option): Define.
1207 * config/arc/arc-protos.h (arc_init): Delete.
1208 * config/arc/arc.c (arc_cpu_name): New variable.
1209 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
1210 (arc_arc700, arc_arc600, arc_arc601): New variable.
1211 (arc_init): Add static; remove selection of default tune value,
1212 cleanup obsolete error messages.
1213 (arc_override_options): Make use of .def files for selecting the
1214 right cpu and option configurations.
1215 * config/arc/arc.h (stdbool.h): Include.
1216 (TARGET_CPU_DEFAULT): Define.
1217 (CPP_SPEC): Remove mcpu=NPS400 handling.
1218 (arc_cpu_to_as): Declare.
1219 (EXTRA_SPEC_FUNCTIONS): Define.
1220 (OPTION_DEFAULT_SPECS): Likewise.
1221 (ASM_DEFAULT): Remove.
1222 (ASM_SPEC): Use arc_cpu_to_as.
1223 (DRIVER_SELF_SPECS): Remove deprecated options.
1224 (arc_base_cpu): Declare.
1225 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
1226 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
1228 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
1229 * config/arc/arc.md (attr_cpu): Remove.
1230 * config/arc/arc.opt (mno-mpy): Deprecate.
1231 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
1232 (mcpu=ARCHS): Remove.
1233 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
1235 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
1236 (arc_fpu): Use new defines.
1237 (mpy-option): Change to use numeric or string like inputs.
1238 * config/arc/t-arc (driver-arc.o): New target.
1239 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
1240 * config/arc/t-arc-newlib: Delete.
1241 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
1242 * doc/invoke.texi (ARC): Update arc options.
1244 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
1246 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
1247 insn at the beginning of the constant pool.
1248 (mips_insert_insn_pseudos): New function.
1249 (mips_machine_reorg2): Call it.
1250 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
1251 UNSPEC_INSN_PSEUDO enum values.
1252 (insn_pseudo, consttable): New insns.
1254 2016-11-15 Michael Matz <matz@suse.de>
1256 PR missed-optimization/77881
1257 * combine.c (simplify_comparison): Remove useless subregs
1258 also inside the loop, not just after it.
1259 (make_compound_operation): Recognize some subregs as being
1262 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
1263 Alan Hayward <alan.hayward@arm.com>
1264 David Sherwood <david.sherwood@arm.com>
1266 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
1269 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1271 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
1272 for using xxinsertw and vinsert{b,h} on ISA 3.0.
1274 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
1275 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
1276 vinsert{b,h} on ISA 3.0.
1278 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
1280 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
1281 and cmpnop in two steps: first the ones not accessed in original gimple
1282 expression in a endian independent way and then the ones not accessed
1283 in the final result in an endian-specific way.
1284 (bswap_replace): Stop doing big endian adjustment.
1286 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
1288 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
1289 (*ashl<mode>3_doubleword): Ditto.
1291 2016-11-14 Martin Liska <mliska@suse.cz>
1293 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra
1296 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
1297 Richard Biener <rguenther@suse.de>
1299 * doc/invoke.texi (fgimple): Document.
1300 * dumpfile.h (TDF_GIMPLE): Add.
1301 * dumpfile.c (dump_options): Add gimple.
1302 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
1304 (dump_gimple_label): Likewise.
1305 (dump_gimple_phi): Likewise.
1306 (dump_gimple_bb_header): Likewise.
1307 (dump_phi_nodes): Likewise.
1308 (pp_cfg_jump): Likewise. Pass in dump flags.
1309 (dump_implicit_edges): Adjust.
1310 * passes.c (pass_init_dump_file): Do not dump function header
1312 * tree-cfg.c (dump_function_to_file): Dump function return type
1313 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
1315 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
1316 (dump_generic_node): Likewise.
1317 * function.h (struct function): Add pass_startwith member.
1318 * passes.c (execute_one_pass): Implement startwith.
1319 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
1320 and assign proper version for parsed ssa names.
1321 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
1322 * internal-fn.c (expand_PHI): New function.
1323 * internal-fn.h (expand_PHI): Declared here.
1324 * internal-fn.def: New defination for PHI.
1325 * tree-cfg.c (lower_phi_internal_fn): New function.
1326 (build_gimple_cfg): Call it.
1327 (verify_gimple_call): Condition for passing label as arg in internal
1329 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
1330 present PHIs with arguments.
1332 2016-11-14 Martin Liska <mliska@suse.cz>
1335 * common.opt: Add prefer-atomic as a new enum value for
1337 * coretypes.h: Likewise.
1338 * doc/invoke.texi: Document the new option value.
1339 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
1340 * tree-profile.c (tree_profiling): Select default value
1341 of -fprofile-update when 'prefer-atomic' is selected.
1343 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
1345 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
1346 (cortex_a57_alu_shift): ...here.
1348 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
1350 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
1352 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
1353 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
1354 (<optab>si3_insn_uxtw): Likewise.
1355 (<optab><mode>3_insn): Likewise.
1356 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
1357 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
1358 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
1359 (<optab><mode>): Likewise.
1360 (insv<mode>): Likewise.
1361 (andim_ashift<mode>_bfiz): Likewise.
1362 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
1363 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
1364 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
1365 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
1366 (exynos_m1_alu_p): Likewise.
1367 * config/arm/types.md: Add bfx.
1368 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
1370 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
1372 * config/aarch64/aarch64.c (cortexa57_vector_cost):
1373 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
1375 2016-11-14 Richard Biener <rguenther@suse.de>
1377 PR tree-optimization/78312
1378 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
1379 flow-sensitive info.
1381 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
1384 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
1385 * config/avr/avr.opt (-mabsdata): New option.
1386 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
1387 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
1388 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
1389 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
1390 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
1391 spec depending on AVR_ISA_LDS.
1392 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
1394 2016-11-13 Jakub Jelinek <jakub@redhat.com>
1396 * match.pd: Don't try to compare addresses of variables with
1399 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
1401 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
1402 (propagate_vr_accross_jump_function): Handle unary expressions.
1403 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
1404 (load_from_param_1): New.
1405 (load_from_unmodified_param): Factor common part into load_from_param_1.
1406 (load_from_param): New.
1407 (compute_complex_assign_jump_func): Handle unary expressions.
1408 (update_jump_functions_after_inlining): Likewise.
1409 (ipa_write_jump_function): Likewise.
1410 (ipa_read_jump_function): Likewise.
1412 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1415 * doc/invoke.texi: Document Wrestrict.
1416 * pretty-print.c (pp_format): Add case for "Z" specifier.
1417 (test_pp_format): Test "Z" specifier.
1419 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
1421 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
1422 original function needs a static chain.
1424 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
1427 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
1430 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
1433 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
1434 return early if !optional_tbtab.
1436 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
1438 PR rtl-optimization/59461
1439 * doc/rtl.texi (paradoxical subregs): Add missing word.
1440 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
1441 in modes with precision larger than that of last_set_mode.
1442 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
1443 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
1444 REGs to paradoxical SUBREGs.
1445 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
1446 larger than a word before invoking LOAD_EXTEND_OP on it.
1448 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1451 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
1452 element order for little endian ordering.
1454 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
1455 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
1458 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
1461 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
1462 when calculating operand 2.
1463 (rotate to rotatex zext splitter): Ditto.
1465 2016-11-11 Jeff Law <law@redhat.com>
1467 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
1469 (stmt_uses_name_in_undefined_way): New function, extracted from
1470 find_implicit_erroneous_behavior and extended for div/mod case.
1471 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
1472 find_explicit_erroneous_behavior and extended for div/mod case.
1473 (find_implicit_erroneous_behavior): Use new helper function.
1474 (find_explicit_erroneous_behavior): Use new helper function.
1476 2016-11-11 Richard Biener <rguenther@suse.de>
1478 PR tree-optimization/71575
1479 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
1482 2016-11-11 Richard Biener <rguenther@suse.de>
1485 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
1486 about uninitialized destination arg of BIT_INSERT_EXPR.
1488 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
1491 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
1492 terminology. Expand to remove ambiguity.
1494 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
1496 PR rtl-optimization/78232
1497 * combine.c (try_combine): Add a big comment about why reusing i2dest
1499 (change_zero_ext): Do not call simplify_gen_binary, do the
1500 simplifications manually.
1502 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
1504 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
1505 enable HImode and QImode to go in vector registers by default if
1506 the -mvsx-small-integer option is enabled.
1507 (rs6000_secondary_reload_simple_move): Likewise.
1508 (rs6000_preferred_reload_class): Don't force integer constants to
1509 be loaded into vector registers that we can easily make into
1510 memory (or being created in the GPRs and moved over with direct move).
1511 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
1512 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
1513 vector extraction on ISA 3.0 when the scalar integer can be
1514 allocated in vector registers. Generate the VEC_SELECT directy,
1515 and don't use UNSPEC's to avoid having the scalar type in a vector
1516 register. Make the expander target registers, and let the
1517 combiner fold in results storing to memory, if the machine
1519 (vsx_extract_<mode>_di): Likewise.
1520 (vsx_extract_<mode>_p9): Likewise.
1521 (vsx_extract_<mode>_di_p9): Likewise.
1522 (vsx_extract_<mode>_store_p9): Likewise.
1523 (vsx_extract_si): Likewise.
1524 (vsx_extract_<mode>_p8): Likewise.
1525 (p9_lxsi<wd>zx): Delete, no longer used.
1526 (p9_stxsi<wd>x): Likewise.
1527 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
1528 integers in vector registers for ISA 3.0.
1529 (QHI): Update comment.
1530 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
1531 vector extract instructions in sign/zero extend.
1532 (zero_extendhi<mode>): Likewise.
1533 (extendqi<mode>): Likewise.
1534 (extendhi<mode>2): Likewise.
1535 (HImode splitter for load/sign extend in vector register): Likewise.
1536 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
1537 optimizing floating point conversions to/from small data types and
1538 rewrite it to support QImode/HImode being allowed in vector
1539 registers on ISA 3.0.
1540 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1541 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
1542 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1543 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
1544 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
1545 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
1546 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
1547 VSPLITISW on ISA 2.07.
1548 (movhi_internal): Combine movhi_internal and movqi_internal into
1549 one mov<mode>_internal with an iterator. Add support for QImode
1550 and HImode being allowed in vector registers. Make large number
1551 of attributes and constraints easier to read.
1552 (movqi_internal): Likewise.
1553 (mov<mode>_internal): Likewise.
1554 (movdi_internal64): Fix constraint to allow loading -16..15 with
1555 VSPLITISW on ISA 2.07.
1556 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
1559 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
1561 PR rtl-optimization/78241
1562 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
1563 but emit initial peel copy if niter expr is not reliable.
1565 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
1567 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
1568 (maybe_record_trace_start): If the CFI is different on the new and
1569 old paths, print out both to the dump file before ICEing.
1571 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
1573 * target.def (additional_allocno_class_p): New.
1574 * hooks.h (hook_bool_reg_class_t_false): New prototype.
1575 * hooks.c (hook_bool_reg_class_t_false): New.
1576 * ira.c (setup_allocno_and_important_classes): Use the new hook.
1577 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
1578 * doc/tm.texi: Update.
1580 2016-11-10 Jason Merrill <jason@redhat.com>
1582 * gengtype.c (new_structure): Append to structures list.
1583 (find_structure): Likewise.
1585 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
1587 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
1588 this_dir is 2. Check for this_dir non-zero before dir != this_dir
1591 2016-11-10 Jakub Jelinek <jakub@redhat.com>
1593 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
1594 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
1596 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
1597 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
1598 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
1599 teams distribute parallel for simd even to distribute and teams
1600 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
1601 OMP_CLAUSE_DEPEND_SINK case.
1602 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
1603 (omp_no_lastprivate): Removed.
1604 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
1605 (gimplify_omp_for): Likewise.
1606 (computable_teams_clause): Fail for automatic vars from current
1607 function not yet seen in bind expr.
1608 * langhooks.c (lhd_omp_scalar_p): New function.
1609 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
1610 * varpool.c (varpool_node::get_create): Set node->offloading
1611 even for DECL_EXTERNAL decls.
1612 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
1613 (LANG_HOOKS_OMP_SCALAR_P): Define.
1614 (LANG_HOOKS_DECLS): Use it.
1616 2016-11-10 Martin Liska <mliska@suse.cz>
1619 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
1620 only when SWITCH_BODY is a BIND_EXPR.
1622 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
1625 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
1626 on the context only when it has no DIE yet.
1628 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
1630 * arm.h (target_cpus): Delete.
1631 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
1632 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
1633 (all_architectures): Likewise.
1634 (arm_option_override): Adjust use of CPU enums.
1635 (arm_sched_reorder): Likewise.
1636 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
1637 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
1638 * arm/genopt.sh (processor_type): Prefix enumeration entries with
1640 * arm-tables.opt: Regenerated.
1642 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
1644 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
1646 * config/aarch64/aarch64-tune.md: Regenerated.
1647 * config/arm/arm-cores.def (falkor): New core.
1648 * config/arm/arm-tables.opt: Regenerated.
1649 * config/arm/arm-tune.md: Regenerated.
1650 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
1651 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
1652 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
1653 (ARM Options/-mtune): Likewise.
1655 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
1658 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1660 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
1661 (propagate_vr_accross_jump_function): Likewise.
1662 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
1663 (load_from_param_1): New.
1664 (load_from_unmodified_param): Factor common part into load_from_param_1.
1665 (load_from_param): New.
1666 (compute_complex_assign_jump_func): Handle unary expressions.
1667 (ipa_write_jump_function): Likewise.
1668 (ipa_read_jump_function): Likewise.
1670 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
1672 * simplify-rtx.c (simplify_binary_operation_1): Simplify
1673 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
1674 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
1677 2016-11-09 David Malcolm <dmalcolm@redhat.com>
1679 * print-rtl-function.c: Include varasm.h.
1680 (print_any_param_name): New function.
1681 (print_param): New function.
1682 (print_rtx_function): Call print_param for each argument.
1683 * print-rtl.c (rtx_writer::finish_directive): New function.
1684 * print-rtl.h (rtx_writer::finish_directive): New decl.
1686 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
1689 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
1690 operand 0 as earlyclobber.
1691 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
1693 2016-11-09 Martin Liska <mliska@suse.cz>
1695 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
1697 2016-11-09 Jakub Jelinek <jakub@redhat.com>
1700 * builtins.c (expand_builtin_memcmp): Formatting fix.
1702 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
1703 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
1704 or of them, renumber other enumerators.
1705 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
1706 * doc/invoke.texi: Document -fsanitize=shift-base and
1707 -fsanitize-shift-exponent, document -fsanitize=shift as
1708 having those 2 suboptions.
1710 2016-11-09 Richard Biener <rguenther@suse.de>
1712 * fold-const.c (tree_swap_operands_p): Remove unused arg.
1713 * fold-const.c (tree_swap_operands_p): Likewise.
1714 (fold_binary_loc): Adjust.
1715 (fold_ternary_loc): Likewise.
1716 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
1717 * gimple-fold.c (fold_stmt_1): Likewise.
1718 * gimple-match-head.c (gimple_resimplify2): Likewise.
1719 (gimple_resimplify3): Likewise.
1720 (gimple_simplify): Likewise.
1721 * tree-ssa-dom.c (record_equality): Likewise.
1722 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
1723 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
1724 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
1726 2016-11-09 Richard Biener <rguenther@suse.de>
1728 * tree-ssa-dom.c (canonicalize_comparison): Remove.
1729 (optimize_stmt): Remove redundant pre-propagation canonicalization
1730 of comparison operand order.
1732 2016-11-09 Martin Liska <mliska@suse.cz>
1734 * fold-const-call.c (fold_const_call): Fix the folding.
1736 2016-11-09 Richard Biener <rguenther@suse.de>
1738 * common.opt (flag_evaluation_order): Remove.
1739 * expr.c (expand_operands): Remove code guarded by
1740 flag_evaluation_order.
1741 * fold-const.c (reorder_operands_p): Remove, it always returns
1743 (negate_expr_p): Remove calls to reorder_operands_p.
1744 (fold_negate_expr): Likewise.
1745 (tree_swap_operands_p): Likewise.
1746 (fold_binary_loc): Likewise.
1748 2016-11-09 Andreas Schwab <schwab@suse.de>
1751 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
1752 insns operating on a register.
1754 2016-11-09 Richard Biener <rguenther@suse.de>
1756 PR tree-optimization/78007
1757 * tree-vect-stmts.c (vectorizable_bswap): New function.
1758 (vectorizable_call): Call vectorizable_bswap for
1759 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
1761 2016-11-09 Richard Biener <rguenther@suse.de>
1763 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
1764 Look at the DR_BASE_ADDRESS object for forcing alignment.
1766 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1768 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
1769 (propagate_vr_accross_jump_function): Likewise.
1770 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
1771 (load_from_param_1): New.
1772 (load_from_unmodified_param): Factor common part into load_from_param_1.
1773 (load_from_param): New.
1774 (compute_complex_assign_jump_func): Handle unary expressions.
1775 (ipa_write_jump_function): Likewise.
1776 (ipa_read_jump_function): Likewise.
1778 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1781 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
1782 Also fold constant passed as argument while computing value range.
1783 (propagate_constants_accross_call): Pass param type.
1784 * ipa-prop.c: export ipa_get_callee_param_type.
1785 * ipa-prop.h: export ipa_get_callee_param_type.
1787 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
1789 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
1790 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
1792 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
1794 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
1795 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
1796 ASAN_STACK_MAGIC_MIDDLE.
1797 (asan_global_struct): Increase the size of fields.
1798 (asan_add_global): Add new field constructor.
1799 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
1800 __asan_version_mismatch_check_v8.
1802 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
1804 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
1807 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
1810 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
1811 Handle ASHIFT and LSHIFTRT.
1812 (dimode_scalar_chain::compute_convert_gain): Ditto.
1813 (dimode_scalar_chain::convert_insn): Ditto.
1815 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1817 * gimple-ssa-store-merging.c: Include selftest.h
1818 (verify_array_eq): New function.
1819 (verify_shift_bytes_in_array): Likewise.
1820 (verify_shift_bytes_in_array_right): Likewise.
1821 (verify_clear_bit_region): Likewise.
1822 (verify_clear_bit_region_be): Likewise.
1823 (store_merging_c_tests): Likewise.
1824 * selftest.h (store_merging_c_tests): Declare prototype.
1825 * selftest-run-tests.c (selftest::run_tests): Run
1826 store_merging_c_tests.
1828 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1830 * config/arm/arm.opt (mold-rtx-costs): Delete.
1831 (mnew-generic-costs): Delete.
1832 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
1833 * config/arm/arm.c (arm_rtx_costs_1): Delete.
1834 (arm_size_rtx_costs): Likewise.
1835 (arm_slowmul_rtx_costs): Likewise.
1836 (arm_fastmul_rtx_costs): Likewise.
1837 (arm_xscale_rtx_costs): Likewise.
1838 (arm_9e_rtx_costs): Likewise.
1839 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
1840 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
1841 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
1842 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
1843 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
1844 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
1845 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
1846 arm_cortex_m7_tune):
1847 Delete rtx_costs field.
1848 (arm_new_rtx_costs): Rename to...
1849 (arm_rtx_costs_internal): ... This.
1850 (arm_rtx_costs): Remove old way of doing rtx costs.
1852 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1854 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
1855 (arm_fastmul_tune): Likewise.
1856 (arm_strongarm_tune): Likewise.
1857 (arm_xscale_tune): Likewise.
1858 (arm_9e_tune): Likewise.
1859 (arm_marvell_pj4_tune): Likewise.
1860 (arm_v6t2_tune): Likewise.
1861 (arm_v6m_tune): Likewise.
1862 (arm_fa726te_tune): Likewise.
1864 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1866 PR tree-optimization/78234
1867 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
1870 2016-11-08 Martin Liska <mliska@suse.cz>
1873 * dbgcnt.def: Add new debug counter asan_use_after_scope.
1874 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
1875 with a value expr. Do not add artificial variables to
1876 live_switch_vars. Use the debug counter.
1877 (gimplify_target_expr): Use the debug counter.
1878 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
1879 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
1880 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
1882 2016-11-08 Richard Biener <rguenther@suse.de>
1884 * tree-vect-stmts.c (get_group_load_store_type): If the
1885 access is aligned do not trigger peeling for gaps.
1886 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
1887 force alignment of vars with DECL_USER_ALIGN.
1889 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
1891 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
1893 2016-11-08 Richard Biener <rguenther@suse.de>
1895 PR tree-optimization/78205
1896 * tree-vect-stmts.c (vectorizable_load): Move check whether
1897 we may run into gaps when BB vectorizing SLP permutations ...
1898 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
1899 here where we can do a more precise check.
1901 2016-11-08 Richard Biener <rguenther@suse.de>
1903 PR tree-optimization/78224
1904 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
1905 Split the fallthru edge in case its successor may have PHIs.
1906 Do not free dominance info.
1908 2016-11-07 Jakub Jelinek <jakub@redhat.com>
1911 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
1912 EH info even for bzhi and pdep/pext.
1914 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
1916 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
1917 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
1919 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
1921 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
1923 * config/rs6000/vector.md (div<mode>3): Ditto.
1925 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
1927 * configure.ac (.hidden): Change to conftest_s string. Provide string
1929 (gcc_cv_ld_hidden): Yes for AIX.
1930 * configure: Regenerate.
1932 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
1934 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
1935 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
1936 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
1937 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
1938 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
1939 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
1941 (rs6000_xcoff_visibility): New.
1942 (rs6000_xcoff_declare_function_name): Add visibility support.
1943 (rs6000_xcoff_asm_globalize_decl_name): New.
1944 (rs6000_xcoff_asm_output_aligned_decl_common): New.
1945 (rs6000_asm_weaken_decl): New.
1946 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
1947 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
1950 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
1953 * incpath.c: (remove_dup(): Also silently ignore EPERM.
1955 2016-11-07 Martin Jambor <mjambor@suse.cz>
1957 * tree.c (verify_type_variant): Use pointer comparison to check that
1958 TYPE_SIZE_UNIT match.
1960 2016-11-07 Jakub Jelinek <jakub@redhat.com>
1963 * dse.c (dse_step5): Call scan_reads even if just
1964 insn_info->frame_read. Improve and fix dump file messages.
1967 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
1968 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
1970 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1973 * match.pd: Add following two patterns:
1974 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
1975 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
1977 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
1979 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
1980 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
1981 * rtl.h (duplicate_reg_notes): Declare.
1982 * rtlanal.c (duplicate_reg_note): New function.
1984 PR rtl-optimization/77309
1985 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
1986 don't assume an equality comparison for plain COMPARE.
1987 (simplify_comparison): Pass a more accurate code to
1988 make_compound_operation.
1990 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
1992 * target.def (compute_pressure_classes): New target hook.
1993 * doc/tm.texi.in: Document it.
1994 * doc/tm.texi: Regenerate.
1995 * ira.c (setup_pressure_classes): Call target hook if defined.
1997 2016-11-07 David Malcolm <dmalcolm@redhat.com>
1999 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
2001 (rtx_writer::print_rtx): In compact mode, omit trailing operands
2002 that have the default values.
2003 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
2005 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
2006 label string from expected dump.
2007 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
2010 2016-11-07 Jakub Jelinek <jakub@redhat.com>
2013 * alias.c (nonoverlapping_memrefs_p): If one decl is
2014 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
2016 2016-11-07 Richard Biener <rguenther@suse.de>
2019 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
2022 2016-11-07 Richard Biener <rguenther@suse.de>
2024 PR tree-optimization/78218
2025 * gimple-ssa-store-merging.c
2026 (pass_store_merging::terminate_all_aliasing_chains):
2027 Drop unused argument, fix alias check to also consider uses.
2028 (pass_store_merging::execute): Adjust.
2030 2016-11-07 Richard Biener <rguenther@suse.de>
2032 PR tree-optimization/78228
2033 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
2036 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2039 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
2040 aarch64_simd_shift_imm_<mode> predicate for operand 1.
2041 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
2042 to restrict them to an appropriate range and add FAIL check if the
2043 region they specify is out of range. Delete useless constraint
2045 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
2046 2 and 3 to restrict their range and add pattern predicate.
2048 2016-11-07 Martin Liska <mliska@suse.cz>
2050 * asan.c (enum asan_check_flags): Move the enum to header file.
2051 (asan_init_shadow_ptr_types): Make type creation more generic.
2052 (shadow_mem_size): New function.
2053 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
2054 Rewritten stack unpoisoning code.
2055 (build_shadow_mem_access): Add new argument return_address.
2056 (instrument_derefs): Instrument local variables if use after scope
2057 sanitization is enabled.
2058 (asan_store_shadow_bytes): New function.
2059 (asan_expand_mark_ifn): Likewise.
2060 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
2061 * asan.h (enum asan_mark_flags): Moved here from asan.c
2062 (asan_protect_stack_decl): Protect all declaration that need
2064 (asan_sanitize_use_after_scope): New function.
2065 (asan_no_sanitize_address_p): Likewise.
2066 * cfgexpand.c (partition_stack_vars): Consider
2067 asan_sanitize_use_after_scope in condition.
2068 (expand_stack_vars): Likewise.
2069 * common.opt (-fsanitize-address-use-after-scope): New option.
2070 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
2071 Explain the parameter.
2072 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
2073 * gimplify.c (build_asan_poison_call_expr): New function.
2074 (asan_poison_variable): Likewise.
2075 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
2076 variables that have address taken.
2077 (gimplify_decl_expr): Likewise.
2078 (gimplify_target_expr): Likewise for C++ temporaries.
2079 (sort_by_decl_uid): New function.
2080 (gimplify_expr): Unpoison all variables for a label we can jump
2081 from outside of a scope.
2082 (gimplify_switch_expr): Unpoison variables defined in the switch
2084 (gimplify_function_tree): Clear asan_poisoned_variables.
2085 (asan_poison_variables): New function.
2086 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
2087 * internal-fn.c (expand_ASAN_MARK): New function.
2088 * internal-fn.def (ASAN_MARK): Declare.
2089 * opts.c (finish_options): Handle -fstack-reuse if
2090 -fsanitize-address-use-after-scope is enabled.
2091 (common_handle_option): Enable address sanitization if
2092 -fsanitize-address-use-after-scope is enabled.
2093 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
2095 * params.h: Likewise.
2096 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
2097 * sanitizer.def: Define __asan_poison_stack_memory and
2098 __asan_unpoison_stack_memory functions.
2099 * asan.c (asan_mark_poison_p): New function.
2100 (transform_statements): Handle asan_mark_poison_p calls.
2101 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
2103 2016-11-07 Tamar Christina <tamar.christina@arm.com>
2106 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
2108 2016-11-07 Martin Liska <mliska@suse.cz>
2110 * tree-profile.c (gimple_gen_time_profiler): Set proper type
2111 to time_profiler_counter_ptr.
2113 2016-11-07 Richard Biener <rguenther@suse.de>
2115 PR tree-optimization/37150
2116 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
2118 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
2119 (vect_analyze_slp_cost_1): Account for the real number of
2120 permutations emitted and for dead loads.
2121 (vect_transform_slp_perm_load): Add n_perms parameter counting
2122 the number of emitted permutations.
2123 * tree-vect-stmts.c (vectorizable_load): Adjust.
2125 2016-11-07 Richard Biener <rguenther@suse.de>
2127 PR tree-optimization/78189
2128 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
2129 alignment computation.
2131 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2133 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
2135 2016-11-05 Martin Sebor <msebor@redhat.com>
2137 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
2140 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
2144 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
2146 2016-11-04 Jakub Jelinek <jakub@redhat.com>
2149 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
2150 doesn't have rtl set.
2152 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2154 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
2155 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
2156 rs6000_gimple_fold_builtin.
2157 (rs6000_gimple_fold_builtin): New function. Add handling for
2158 early expansion of vector addition builtins.
2160 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
2162 * expr.h (copy_blkmode_from_reg): Delete.
2163 * expr.c (copy_blkmode_from_reg): Make static.
2165 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
2167 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
2168 * combine.c (LOAD_EXTEND_OP): Delete.
2169 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
2170 * cse.c (LOAD_EXTEND_OP): Delete.
2171 * fold-const.c (LOAD_EXTEND_OP): Likewise.
2172 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
2173 * postreload.c (LOAD_EXTEND_OP): Delete.
2174 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
2175 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
2176 (find_reloads): Likewise.
2177 * reload1.c (eliminate_regs_1): Likewise.
2178 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
2179 (num_sign_bit_copies1): Likewise.
2181 2016-11-04 David Malcolm <dmalcolm@redhat.com>
2183 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
2184 (selftest::ix86_test_dumping_hard_regs): New function.
2185 (selftest::ix86_run_selftests): New function.
2186 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
2187 selftest::ix86_run_selftests.
2188 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
2189 * doc/tm.texi: Regenerate
2190 * selftest-rtl.h: New file.
2191 * rtl-tests.c: Include "selftest-rtl.h".
2192 (selftest::assert_rtl_dump_eq): Make non-static.
2193 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
2194 (selftest::test_dumping_regs): Update comment.
2195 * selftest-run-tests.c: Include "target.h".
2196 (selftest::run_tests): If non-NULL, call
2197 targetm.run_target_selftests.
2198 * target.def (run_target_selftests): New hook.
2200 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2202 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
2203 representative core for this architecture.
2204 * config/arm/arm-cores.def (cortex-m33): Define new processor.
2205 * config/arm/arm-tables.opt: Regenerate.
2206 * config/arm/arm-tune.md: Likewise.
2207 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
2208 valid -mcpu options.
2209 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
2211 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2213 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
2214 representative core for this architecture.
2215 * config/arm/arm-cores.def (cortex-m23): Define new processor.
2216 * config/arm/arm-tables.opt: Regenerate.
2217 * config/arm/arm-tune.md: Likewise.
2218 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
2219 this tuning parameters apply to in the comment.
2220 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
2221 valid -mcpu options.
2222 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
2224 2016-11-04 Bin Cheng <bin.cheng@arm.com>
2226 * fold-const.c (fold_cond_expr_with_comparison): Remove call
2227 to pedantic_non_lvalue_loc. Remove useless code for lvalue
2228 where cond_expr can't be a lvalue.
2230 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
2232 * config/arc/arc.c (arc_process_double_reg_moves): Use
2234 * config/arc/arc.md (movsi_insn): Disable unsupported move
2235 instructions for ARCv2 cores.
2236 (movdi): Use prepare_move_operands.
2237 (movsf, movdf): Use move_dest_operand predicate.
2238 * config/arc/constraints.md (Chs): Enable when barrel shifter is
2240 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
2241 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
2243 (dexcl_3op_peep2_insn_nores): Likewise.
2244 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
2245 (LINK_COMMAND_SPEC): Remove.
2247 2016-11-04 Richard Biener <rguenther@suse.de>
2250 * loop-invariant.c (find_exits): Record entering inner
2251 loops as possibly exiting to handle infinite sub-loops.
2252 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
2253 (fill_always_executed_in_1): Honor infinite child loops.
2255 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
2258 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
2259 has already been adjusted for endianness, so don't adjust it any
2263 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
2264 ICmode unless we have standard PowerPC floating point.
2265 * config/rs6000/rs6000.md (FP iterator): Likewise.
2266 (FMOVE128 iterator): Likewise.
2268 2016-11-03 Jakub Jelinek <jakub@redhat.com>
2269 Alexandre Oliva <aoliva@redhat.com>
2270 Jason Merrill <jason@redhat.com>
2274 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
2276 * langhooks.c (lhd_type_dwarf_attribute): New function.
2277 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
2278 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
2279 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
2280 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
2281 (check_qualified_type, check_aligned_type): Call it.
2282 * dwarf2out.c (modified_type_die): Don't use type_main_variant
2283 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
2284 check_base_type and check_lang_type.
2285 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
2286 return early. For pointer-to-data-member add DW_AT_use_location
2288 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
2290 (gen_type_die_with_usage): Don't use type_main_variant
2291 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
2292 check_base_type and check_lang_type. Formatting fixes. Call
2293 get_debug_type langhook.
2295 2016-11-03 Jason Merrill <jason@redhat.com>
2297 * tree.c (check_lang_type): New.
2298 (check_qualified_type): Use it.
2299 (check_aligned_type): Use it.
2300 * tree.h: Declare it.
2302 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
2304 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
2305 (arm*-freebsd*): Likewise.
2306 (arm*-*-netbsdelf*): Likewise.
2307 (arm*-*-linux*): Likewise.
2308 (arm*-*-uclinux*eabi*): Likewise.
2309 (arm*-*-phoenix*): Likewise.
2310 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
2311 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
2312 specified. Default to arm6 if target_cpu_cname is not set.
2313 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
2314 default cpu has been correctly configured.
2315 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
2316 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
2317 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
2318 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
2319 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
2320 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
2321 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
2323 2016-11-03 Jiong Wang <jiong.wang@arm.com>
2325 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
2326 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
2327 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
2328 (output_cfa_loc): Support DW_CFA_val_expression.
2329 (output_cfa_loc_raw): Likewise.
2330 (output_cfi): Likewise.
2331 (output_cfi_directive): Likewise.
2332 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
2333 (dw_cfi_oprnd2_desc): Likewise.
2334 (mem_loc_descriptor): Recognize new pattern generated for value
2337 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
2339 PR rtl-optimization/78186
2340 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
2341 well, when converting to IOR.
2343 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
2345 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
2346 (vec_interleave_highv8qi): Likewise.
2348 2016-11-03 Martin Liska <mliska@suse.cz>
2350 * profile.c (instrument_values): Fix coding style.
2351 (branch_prob): Use renamed function.
2352 * tree-profile.c (init_ic_make_global_vars): Likewise.
2353 (gimple_init_edge_profiler): Rename to
2354 gimple_init_gcov_profiler.
2355 tree_time_profiler_counter variable declaration.
2356 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
2358 * value-prof.h: Remove an argument.
2360 2016-11-03 Richard Biener <rguenther@suse.de>
2362 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
2363 symtab_node::get_create.
2365 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2367 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
2368 Move comments into more natural position.
2370 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
2372 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
2373 (PTRDIFF_TYPE): Define as int.
2375 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2377 * ccmp.c (expand_ccmp_expr_1): Adjust.
2378 (expand_ccmp_expr): Likewise.
2379 (expand_ccmp_next): Likewise.
2380 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
2381 (aarch64_gen_ccmp_first): Likewise.
2382 * doc/tm.texi: Regenerate.
2383 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
2384 (gen_ccmp_next): Likewise.
2386 2016-11-03 Bin Cheng <bin.cheng@arm.com>
2388 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
2389 (vect_is_simple_reduction): Swap cond_reduction by inversion.
2391 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
2393 * config/i386/i386.c (ix86_init_libfuncs): New. Call
2394 darwin_rename_builtins here.
2395 (ix86_expand_divmod_libfunc): New.
2396 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
2397 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
2399 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
2400 Nathan Sidwell <nathan@acm.org>
2402 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
2404 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
2406 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
2408 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
2409 to format MODE_INT and MODE_PARTIAL_INT literals.
2411 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
2414 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
2415 NULL if TARGET_SPE_ABI.
2417 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2419 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
2420 clear padding bits even when they're less than a byte.
2422 2016-11-02 Richard Biener <rguenther@suse.de>
2424 * gimple-ssa-store-merging.c: Include gimplify-me.h.
2425 (imm_store_chain_info::output_merged_stores): Force base_addr
2426 to be proper GIMPLE for a MEM_REF address.
2427 (pass_store_merging::execute): Restrict negative bitpos
2428 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
2429 check. Take into account non-NULL_TREE offset if the base
2430 is already addressable.
2432 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
2434 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
2436 (aarch64_be_crypto_sha1hv4si): New pattern.
2438 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
2440 * config/aarch64/aarch64.md (add<mode>3): Remove
2441 redundant code. Don't split frame based additions.
2443 2016-11-02 Richard Biener <rguenther@suse.de>
2445 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
2446 redundant val and dest members.
2447 (store_immediate_info::store_immediate_info): Adjust.
2448 (merged_store_group::merged_store_group): Adjust.
2449 (merged_store_group::apply_stores): Likewise.
2450 (struct imm_store_chain_info): Add base_addr field.
2451 (imm_store_chain_info::imm_store_chain_info): New constructor.
2452 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
2453 (imm_store_chain_info::output_merged_store): Likewise. Use
2454 addr_base which is already the address.
2455 (imm_store_chain_info::output_merged_stores): Likewise.
2456 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
2457 imm_store_chain_info instead of base. Fix alias check.
2458 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
2459 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
2460 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
2461 use the address of the base and adjust for other changes.
2463 2016-11-02 Martin Liska <mliska@suse.cz>
2465 * fold-const-call.c (host_size_t_cst_p): Test whether
2466 t is convertible to size_t.
2468 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2470 PR tree-optimization/78170
2471 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
2472 introduced by native_encode_expr on little-endian as well.
2474 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2476 PR tree-optimization/78162
2477 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
2480 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2482 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
2484 (aarch64_next_callee_save): Likewise.
2485 (aarch64_pushwb_single_reg): Likewise.
2486 (aarch64_gen_storewb_pair): Likewise.
2487 (aarch64_push_regs): Likewise.
2488 (aarch64_gen_loadwb_pair): Likewise.
2489 (aarch64_pop_regs): Likewise.
2490 (aarch64_gen_store_pair): Likewise.
2491 (aarch64_gen_load_pair): Likewise.
2492 (aarch64_save_callee_saves): Likewise.
2493 (aarch64_restore_callee_saves): Likewise.
2495 2016-11-02 Richard Biener <rguenther@suse.de>
2497 PR tree-optimization/78035
2498 PR tree-optimization/77964
2499 * gimple-pretty-print.c (pp_points_to_solution): Print
2500 vars_contains_interposable.
2501 * tree-ssa-alias.c: Include varasm.h.
2502 (ptrs_compare_unequal): Check vars_contains_interposable and
2503 decl_binds_to_current_def_p.
2504 (dump_points_to_solution): Dump vars_contains_interposable.
2505 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
2507 * tree-ssa-structalias.c: Include varasm.h.
2508 (set_uids_in_ptset): Record whether vars contains a
2509 not decl_binds_to_current_def_p variable in vars_contains_interposable.
2510 (ipa_escaped_pt): Update initializer.
2512 2016-11-02 Richard Biener <rguenther@suse.de>
2514 PR tree-optimization/78047
2515 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
2516 fake field at offset zero conservatively regarding to may_have_pointers.
2518 2016-11-02 Richard Biener <rguenther@suse.de>
2520 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
2521 infer_value_range on stmt ops and update value-ranges.
2522 Dump visited stmts and blocks.
2523 (evrp_dom_walker::push_value_range): Dump changes.
2524 (evrp_dom_walker::pop_value_range): Likewise.
2525 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
2527 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2529 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
2531 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
2533 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2535 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
2536 and adjust for that.
2537 * cfgrtl.h (delete_insn_chain): Adjust prototype.
2539 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2541 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
2543 (transcode_memory_rtx): Likewise.
2544 (move_to_acc): Likewise.
2545 (move_from_acc): Likewise.
2546 (move_acc_to_reg): Likewise.
2547 (move_to_x): Likewise.
2548 (move_to_hl): Likewise.
2549 (move_to_de): Likewise.
2550 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
2551 (rs6000_emit_savres_rtx): Likewise.
2552 (rs6000_emit_prologue): Likewise.
2553 * reorg.c (update_reg_unused_notes): Likewise.
2554 * rtl.h (remove_note): Adjust prototype.
2555 * rtlanal.c (remove_note): Make argument type rtx_insn *.
2557 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2559 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
2560 variables so some can be rtx_insn *.
2561 (alpha_emit_xfloating_libcall): Likewise.
2562 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
2563 (mips_legitimize_tls_address): Likewise.
2564 * optabs.c (expand_binop): Likewise.
2565 * reload1.c (gen_reload): Likewise.
2567 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2569 * reorg.c (relax_delay_slots): Split up the trial variable.
2571 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2573 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
2574 of variables rtx_insn *.
2575 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
2576 (legitimize_tls_address): Likewise.
2577 * config/bfin/bfin.c (hwloop_optimize): Likewise.
2578 (bfin_gen_bundles): Likewise.
2579 * config/c6x/c6x.c (reorg_split_calls): Likewise.
2580 (c6x_reorg): Likewise.
2581 * config/frv/frv.c (frv_reorder_packet): Likewise.
2582 * config/i386/i386.c (ix86_split_idivmod): Likewise.
2583 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
2584 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
2585 * config/mn10300/mn10300.c: Likewise.
2586 * config/rl78/rl78.c: Likewise.
2587 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
2588 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
2589 (sh_expand_cmpnstr): Likewise.
2590 (sh_expand_strlen): Likewise.
2591 (sh_expand_setmem): Likewise.
2592 * config/sh/sh.md: Likewise.
2593 * emit-rtl.c (emit_pattern_before): Likewise.
2594 * except.c: Likewise.
2595 * final.c: Likewise.
2598 2016-11-01 Jason Merrill <jason@redhat.com>
2600 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
2601 a COND_EXPR with constant condition.
2603 2016-11-01 Jakub Jelinek <jakub@redhat.com>
2605 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
2606 and its initialization.
2608 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2610 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
2613 2016-11-01 Jakub Jelinek <jakub@redhat.com>
2615 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
2616 argument, don't call add_linkage_name if it is true.
2617 (gen_variable_die): For C++ inline static data members, consider the
2618 initial call when old_die is NULL to be declaration and call
2619 add_name_and_src_coords_attributes in that case with true as
2620 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
2621 (gen_member_die): For C++ inline static data members, emit a
2622 definition DIE right away in DW_TAG_compile_unit context.
2624 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
2627 * config/pa/pa.md: Add new shift/add patterns to handle
2628 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
2630 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
2632 * config/xtensa/xtensa-protos.h
2633 (xtensa_use_return_instruction_p): New prototype.
2634 * config/xtensa/xtensa.c (xtensa_current_frame_size,
2635 xtensa_callee_save_size): Remove.
2636 (struct machine_function): Add new fields: current_frame_size,
2637 callee_save_size, frame_laid_out and epilogue_done.
2638 (compute_frame_size, xtensa_expand_prologue,
2639 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
2640 cfun->machine->callee_save_size and xtensa_current_frame_size
2641 with cfun->machine->current_frame_size.
2642 (compute_frame_size): Update cfun->machine->frame_laid_out and
2643 don't update frame layout after reload completion.
2644 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
2645 instead of zeroing xtensa_current_frame_size.
2646 (xtensa_use_return_instruction_p): New function.
2647 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
2649 (INITIAL_ELIMINATION_OFFSET): Use return value of
2650 compute_frame_size instead of xtensa_current_frame_size value.
2651 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
2652 function xtensa_use_return_instruction_p instead of inline code.
2654 2016-11-01 Jakub Jelinek <jakub@redhat.com>
2656 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
2657 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
2658 * dwarf2out.c (rnglist_idx): New variable.
2659 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
2660 (DEBUG_RNGLISTS_SECTION): Define.
2661 (ranges_base_label): New variable.
2662 (size_of_die) <case dw_val_class_range_list>: If using
2663 DW_FORM_rnglistx, count size of uleb128 of range list index.
2664 (value_format) <case dw_val_class_range_list>: For
2665 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
2666 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
2667 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
2668 (add_ranges_num): Remove useless prototype. Don't multiply
2669 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
2670 for new fields added to dw_ranges struct.
2671 (add_ranges): Add maybe_new_sec argument and pass it
2672 through to add_ranges_num.
2673 (note_rnglist_head): New function.
2674 (add_ranges_by_labels): Pass true as maybe_new_sec to
2675 add_ranges_num, call note_rnglist_head on the head of the list.
2676 (output_ranges): Add function comment. Switch to
2677 .debug_ranges section here and emit .Ldebug_ranges0 label.
2678 (index_rnglists, output_rnglists): New functions.
2679 (gen_subprogram_die): Formatting fixes.
2680 (add_high_low_attributes): Don't divide offsets
2681 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
2682 first list element or when pointing into the middle of
2683 a list. Pass true as second argument to add_ranges on the
2684 first block fragment after cold/hot section switch.
2685 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
2686 section instead of .debug_ranges. Initialize
2687 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
2688 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
2689 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
2690 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
2691 Call output_rnglists for -gdwarf-5.
2692 (dwarf2out_c_finalize): Clear rnglist_idx.
2694 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
2696 * combine.c (simplify_compare_const): Add gcc_fallthrough.
2698 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
2699 Tamar Christina <tamar.christina@arm.com>
2701 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
2702 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
2703 (vmaxnmq_f32): Likewise.
2704 (vminnm_f32): Likewise.
2705 (vminnmq_f32): Likewise.
2706 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
2708 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
2711 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
2713 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
2714 binary floating point types supported by the hardware except for
2716 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
2717 vector instruction for optimizing extracting a SImode from a
2718 V4SImode vector and converting it to floating point.
2719 (vsx_xvcvuxwdp_df): Likewise.
2720 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
2721 registers to be any VSX register. Move stores to the end of the
2723 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
2724 to optimize extracting a SImode from a V4SImode vector and
2725 converting it to a binary floating point type supported by the
2726 hardware. Use the vector converts instead of extracting the
2727 element, sign extending it, and then converting it to double.
2728 Other floating point types than double first convert to double,
2729 then the double is converted to that type.
2730 (vsx_extract_si_<uns>float_<mode>): Likewise.
2732 2016-10-31 Andrew Pinski <apinski@cavium.com>
2734 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
2735 Rewrite handling of part num to handle the case where
2736 multiple implementers share the same part num.
2738 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
2739 Jakub Jelinek <jakub@redhat.com>
2741 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
2742 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
2744 2016-10-31 Jakub Jelinek <jakub@redhat.com>
2746 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
2747 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
2748 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
2749 (is_cu_die, is_unit_die): Likewise.
2750 (should_move_die_to_comdat, break_out_comdat_types): Adjust
2751 comments for DWARF5 DW_UT_type units.
2752 (output_compilation_unit_header): Add UT argument, output
2753 start of DWARF5 .debug_info section header.
2754 (output_comp_unit): Add dwo_id argument. Adjust
2755 output_compilation_unit_header caller, for DW_UT_split_compile
2756 emit dwo_id field, otherwise padding1. Emit padding2 field.
2757 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
2758 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
2759 (output_skeleton_debug_sections): Add dwo_id argument, for
2760 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
2761 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
2762 DW_UT_type or DW_UT_split_type units rather than .debug_types.
2763 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
2764 DW_TAG_compile_unit for skeleton unit die. Don't add
2765 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
2766 address to output_comp_unit and output_skeleton_debug_sections.
2768 * dwarf2out.c (debug_line_str_section): New variable.
2769 (debug_line_str_hash): Likewise.
2770 (DEBUG_LINE_STR_SECTION): Define.
2771 (set_indirect_string): Handle DW_FORM_line_strp like
2773 (find_string_form): Fix up formatting.
2774 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
2776 (output_die): Handle DW_FORM_line_strp.
2777 (DWARF5_USE_DEBUG_LINE_STR): Define.
2778 (output_line_string): New function.
2779 (output_file_names): Add -gdwarf-5 support.
2780 (output_line_info): Likewise.
2781 (init_sections_and_labels): Initialize debug_line_str_section.
2782 (output_indirect_string): Change 2nd argument from void *
2783 to enum dwarf_form form, compare with form rather than
2785 (output_indirect_strings): Pass DW_FORM_strp to
2786 output_indirect_string traversion.
2787 (dwarf2out_finish): Output .debug_line_str strings.
2788 (dwarf2out_c_finalize): Clear debug_line_str_section and
2789 debug_line_str_hash.
2791 2016-10-31 Tom Tromey <tom@tromey.com>
2794 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
2795 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
2796 DW_OP_GNU_push_tls_address case.
2797 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
2799 2016-10-31 Jakub Jelinek <jakub@redhat.com>
2801 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
2802 for frame_offset_rel bit.
2803 (struct array_descr_info): Add rank field.
2804 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
2805 and placeholder_seen fields.
2806 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
2807 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
2808 DW_OP_pick 1 into DW_OP_over.
2809 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
2810 gen_variant_part): Clear placeholder_{arg,seen}.
2811 (loc_list_from_tree_1): Drop const from context argument.
2812 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
2813 (loc_list_for_address_of_addr_expr_of_indirect_ref,
2814 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
2816 (add_scalar_info): Drop const from context argument. Handle
2817 context->placeholder_arg.
2818 (add_bound_info): Drop const from context argument.
2819 (gen_descr_array_type_die): Drop const from ctx variable.
2820 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
2821 attribute and use a single DW_TAG_generic_subrange instead of
2822 7 DW_TAG_subrange_type for assumed rank arrays.
2824 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
2825 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
2826 from bool to 1-bit uchar bitfield. Add num_assigned and
2827 offset_emitted bitfields.
2828 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
2829 for dw_val_class_lineptr and dw_val_class_macptr. Handle
2830 dw_val_class_loclistsptr.
2831 (new_addr_loc_descr): Fix up formatting.
2832 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
2833 (add_AT_low_high_pc): Fix up formatting.
2834 (add_AT_loclistsptr): New function.
2835 (AT_lbl): Allow dw_val_class_loclistsptr.
2836 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
2837 Handle dw_val_class_loclistsptr.
2838 (loc_list_idx): New variable.
2839 (output_loclists_offsets, assign_location_list_indexes): New
2841 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
2842 add size_of_uleb128 of the index. Drop never used
2843 dwarf_split_debug_info AT_index handling. Handle
2844 dw_val_class_loclistsptr.
2845 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
2846 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
2847 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
2848 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
2849 DW_FORM_loclistx indexes.
2850 (output_attr_index_or_value): Fix up formatting. Don't handle
2851 dw_val_class_loc_list here.
2852 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
2853 For dw_val_class_loc_list call output_loc_list_offset rather than
2854 output_attr_index_or_value.
2855 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
2856 or .debug_loclists.dwo section name for debug_loc_section.
2857 (resolve_addr_in_expr): Formatting fix.
2858 (index_location_lists): Likewise.
2859 (dwarf2out_finish): If there are any location lists, for
2860 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
2861 index_location_lists only if have_location_lists. Call
2862 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
2863 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
2864 -gsplit-dwarf also emit offset table.
2866 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
2867 (size_of_die, value_format, output_die): Use
2868 DW_FORM_data16 for 128-bit dw_val_class_const_double or
2869 dw_val_class_wide_int.
2871 * dwarf2out.c (dwarf_op): Renamed to ...
2872 (dwarf_OP): ... this.
2873 (convert_descriptor_to_mode, scompare_loc_descriptor,
2874 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
2875 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
2877 (dwarf_AT, dwarf_TAG): New functions.
2878 (check_die): Disallow DW_AT_call_all_calls next to
2879 DW_AT_GNU_all_call_sites.
2880 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
2881 and attributes instead of the corresponding GNU tag and attributes.
2882 (gen_subprogram_die): Likewise. Emit call site information even
2883 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
2884 DW_AT_defaulted in comment.
2885 (resolve_addr): Handle DW_AT_call_origin attribute on
2886 DW_TAG_call_site DIE like DW_AT_abstract_origin on
2887 DW_TAG_GNU_call_site DIE.
2889 * dwarf2out.c (dwarf_op): New function.
2890 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
2891 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
2892 (output_loc_operands, output_loc_operands_raw): Likewise.
2893 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
2894 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
2895 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
2896 if dwarf_version < 5.
2897 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
2899 (scompare_loc_descriptor, ucompare_loc_descriptor,
2900 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
2901 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
2902 optimize_location_into_implicit_ptr): Likewise. Only punt for
2903 !dwarf_strict if dwarf_version < 5.
2904 (string_cst_pool_decl): Adjust comment.
2905 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
2907 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
2908 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
2909 (struct dw_val_node): Add val_file_implicit field.
2910 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
2911 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
2912 output_die): Handle dw_val_class_const_implicit,
2913 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
2914 (abbrev_die_table): Change into va_gc vec.
2915 (abbrev_die_table_allocated, abbrev_die_table_in_use,
2916 ABBREV_DIE_TABLE_INCREMENT): Remove.
2917 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
2918 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
2920 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
2921 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
2923 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
2925 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
2927 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
2929 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
2930 unit. Call optimize_abbrev_table.
2931 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
2932 abbrev_die_table being a va_gc vec.
2934 PR tree-optimization/77860
2935 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
2936 also integral complex and vector constants.
2938 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
2939 optimize_macinfo_range, save_macinfo_strings): Replace
2940 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
2941 (output_macinfo): Likewise. Emit .debug_macro* rather than
2942 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
2943 (init_sections_and_labels): Use .debug_macro* labels rather than
2944 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
2945 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
2946 or DW_AT_GNU_macros for -gdwarf-5.
2948 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
2950 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
2952 2016-09-11 Le-Chun Wu <lcwu@google.com>
2953 Mark Wielaard <mjw@redhat.com>
2955 * common.opt (Wshadow=global): New option. Default for -Wshadow.
2956 (Wshadow=local): New option.
2957 (Wshadow-local): Hidden alias for -Wshadow=local.
2958 (Wshadow=compatible-local): New option.
2959 (Wshadow-compatible-local): Hidden alias for
2960 -Wshadow=compatible-local.
2961 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
2962 Wshadow=compatible-local.
2964 2016-10-31 Bin Cheng <bin.cheng@arm.com>
2966 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
2967 Check slp defs for COND_EXPR by swapping/inverting operands if the
2968 new parameter SWAP indicates so.
2969 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
2970 is isomorphic to the first stmt via swapping/inverting. Store swap
2971 information in the new parameter SWAP.
2972 (vect_build_slp_tree): New local array SWAP and pass it to function
2973 vect_build_slp_tree_1. Cleanup result handling code for function
2974 call to vect_get_and_check_slp_defs. Skip operand swapping if the
2975 order of operands has been fixed as indicated by SWAP[i].
2977 2016-10-31 Bin Cheng <bin.cheng@arm.com>
2979 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
2980 unnecessary data dependence check after visited store stmt.
2982 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2984 PR tree-optimization/71915
2985 PR tree-optimization/71490
2986 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
2988 (find_basis_for_base_expr): Require stride types to match when
2990 (alloc_cand_and_find_basis): Record the stride type.
2991 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
2992 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
2993 the expressions having those types.
2994 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
2995 (create_mul_ssa_cand): Likewise.
2996 (create_mul_imm_cand): Likewise.
2997 (create_add_ssa_cand): Likewise.
2998 (create_add_imm_cand): Likewise.
2999 (legal_cast_p_1): Change interface to accept types rather than the
3000 expressions having those types.
3001 (legal_cast_p): Pass types to legal_cast_p_1.
3002 (slsr_process_cast): Pass stride type to
3003 alloc_cand_and_find_basis.
3004 (slsr_process_copy): Likewise.
3005 (dump_candidate): Display stride type when a cast exists.
3006 (create_add_on_incoming_edge): Introduce a cast when necessary for
3008 (analyze_increments): Change the code checking for invalid casts
3009 to rely on the stride type, and update the documentation and
3010 example. Change the code checking for pointer multiplies to rely
3012 (insert_initializers): Introduce a cast when necessary for the
3013 stride type. Use the stride type for the type of the initializer.
3015 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3017 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
3019 2016-10-29 Jakub Jelinek <jakub@redhat.com>
3021 PR rtl-optimization/77919
3022 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
3023 into memory if both modes are complex and their inner modes have the
3024 same precision. If the two modes are different complex modes, convert
3025 each part separately and generate a new CONCAT.
3027 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
3029 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
3031 2016-10-29 Jakub Jelinek <jakub@redhat.com>
3034 * gimple-ssa-store-merging.c
3035 (imm_store_chain_info::output_merged_store): Use build_aligned_type
3036 instead of SET_TYPE_ALIGN on shared integral type.
3038 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
3040 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
3041 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
3044 2016-10-28 Jeff Law <law@redhat.com>
3046 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
3047 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
3049 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
3051 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
3053 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
3055 * target.def (min_arithmetic_precision): New hook.
3056 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
3057 * doc/tm.texi: Regenerate.
3058 * internal-fn.c (expand_arith_overflow): Adjust handling of target
3059 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
3060 * targhooks.c (default_min_arithmetic_precision): New function.
3061 * targhooks.h (default_min_arithmetic_precision): Declare.
3062 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
3063 (sparc_min_arithmetic_precision): New function.
3065 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
3068 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
3069 Swap commutative operands in new RTL if needed. Handle zero_ext
3071 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
3074 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3075 Kugan Vivekanandarajah <kuganv@linaro.org>
3076 Jim Wilson <jim.wilson@linaro.org>
3078 PR tree-optimization/43721
3079 * target.def: New hook expand_divmod_libfunc.
3080 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
3081 * doc/tm.texi: Regenerate.
3082 * internal-fn.def: Add new entry for DIVMOD ifn.
3083 * internal-fn.c (expand_DIVMOD): New.
3084 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
3086 (widen_mul_stats): Add new field divmod_calls_inserted.
3087 (target_supports_divmod_p): New.
3088 (divmod_candidate_p): Likewise.
3089 (convert_to_divmod): Likewise.
3090 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
3091 renumber_gimple_stmt_uids at beginning of function. Call
3092 convert_to_divmod and record stats for divmod.
3093 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
3094 TARGET_EXPAND_DIVMOD_LIBFUNC.
3095 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
3098 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
3099 Segher Boessenkool <segher@kernel.crashing.org>
3101 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
3102 swapping the arms of the branch.
3103 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
3104 sequence for the generic signed-signed-signed case.
3106 2016-10-28 Jeff Law <law@redhat.com>
3108 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
3110 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
3112 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
3114 PR rtl-optimization/78029
3115 * function.c (prologue_contains, epilogue_contains): New functions.
3116 (record_prologue_seq, record_epilogue_seq): New functions.
3117 * function.h (prologue_contains, epilogue_contains,
3118 record_prologue_seq, record_epilogue_seq): New declarations.
3119 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
3120 mixing prologue and epilogue insns.
3121 (init_deps): Initialize the new fields in struct deps_desc.
3122 * sched-int.h (struct deps_desc): New fields last_prologue,
3123 last_epilogue, and last_logue_was_epilogue.
3124 * shrink-wrap.c (emit_common_heads_for_components): Record all
3125 emitted prologue and epilogue insns.
3126 (emit_common_tails_for_components): Ditto.
3127 (insert_prologue_epilogue_for_components): Ditto.
3129 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3132 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
3133 * common.opt (fstore-merging): New Optimization option.
3134 * opts.c (default_options_table): Add entry for
3135 OPT_ftree_store_merging.
3136 * fold-const.h (can_native_encode_type_p): Declare prototype.
3137 * fold-const.c (can_native_encode_type_p): Define.
3138 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
3139 (PARAM_MAX_STORES_TO_MERGE): Likewise.
3140 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
3141 * passes.def: Insert pass_tree_store_merging.
3142 * tree-pass.h (make_pass_store_merging): Declare extern
3144 * gimple-ssa-store-merging.c: New file.
3145 * doc/invoke.texi (Optimization Options): Document
3147 (--param documentation): Document store-merging-allow-unaligned
3148 and max-stores-to-merge.
3150 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
3153 * gimplify.c (gimplify_init_constructor): Move emit of constructor
3154 assignment to earlier in the if/else logic.
3156 2016-10-28 Richard Biener <rguenther@suse.de>
3160 * fold-const.c (make_bit_field_ref): Only adjust alias set
3161 when the original alias set was zero.
3163 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3165 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
3166 (s390_adjust_loops): New function.
3167 (s390_reorg): Invoke s390_adjust_loops.
3168 * config/s390/s390.md: (UNSPEC_OSC_BREAK): New constant.
3169 ("osc_break"): New insn definition.
3171 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3173 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
3174 * config.gcc: Support alternate archXX cpu levels with
3175 --with-arch= and --with-tune=.
3176 * config/s390/linux.h: Translate new archXX cpu levels to the
3177 original names when calling GAS.
3178 * config/s390/tpf.h: Likewise.
3179 * doc/invoke.texi: Document the alternate cpu level names.
3181 2016-10-28 Jakub Jelinek <jakub@redhat.com>
3183 PR rtl-optimization/77919
3184 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
3185 MEM if mode1 is not a complex mode.
3187 PR rtl-optimization/78132
3188 * ree.c (combine_reaching_defs): Give up if copy_needed and
3189 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
3191 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
3193 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
3195 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
3197 * config/rs6000/constraints.md (wH constraint): Add new
3198 constraints for allowing 32-bit integers (and eventually 8/16-bit
3199 integers) into the vector registers.
3200 (wI constraint): Likewise.
3201 (wJ constraint): Likewise.
3202 (wK constraint): Likewise.
3203 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
3204 -mvsx-small-integer as a default option for ISA 2.07
3206 (POWERPC_MASKS): Likewise.
3207 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
3208 switch to turn off small integer support in vector registers.
3209 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
3210 test for -mupper-regs-di, since it is already done with the
3211 reg_add[mode].scalar_in_vsx_p. Add support for the switch
3212 -mvsx-small-integer.
3213 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
3215 (rs6000_setup_reg_addr_masks): Likewise.
3216 (rs6000_init_hard_regno_mode_ok): Likewise.
3217 (rs6000_option_override_internal): Add consistency checks for
3218 -mvsx-small-integer.
3219 (rs6000_secondary_reload_simple_move): SImode is a simple move if
3220 -mvsx-small-integer.
3221 (rs6000_secondary_reload): Use std::swap.
3222 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
3223 VSX_REGS for small integers in vector registers, since there is no
3224 D-FORM address mode for such types.
3225 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
3226 (rs6000_opt_masks): Add -mvsx-small-integer.
3227 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
3229 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
3230 extracts can be done on ISA 2.07.
3231 (vsx_extract_<mode>): Add support for small integers in vsx
3233 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
3234 longer support V4SImode in this pattern.
3235 (vsx_extract_si): New insn to support extraction of SImode in ISA
3236 2.07 using either xxextractuw or vspltw.
3237 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
3238 longer support V4SImode in this pattern.
3239 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
3240 wJ, and wK constraints.
3241 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
3242 storing SDmode with VSX instructions.
3243 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
3244 GPR load and before the FPR and VSX loads. Remove ??, ! from the
3245 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
3246 small integers in vector registers.
3247 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
3248 load and before the FPR and VSX loads. Remove ??, ! from the
3249 constraints. Add VEXTSW2D support for small integers in vector
3251 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
3252 integers in vector registers.
3253 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
3254 move instead of using an UNSPEC.
3255 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
3256 integers in vector registers.
3257 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
3258 move instead of using an UNSPEC.
3259 (movsi_internal1): Add support for -mvsx-small-integer. Align
3260 columns so that it is more readable.
3261 (SImode splitter for ISA 3.0 constants): Add splitter for
3262 -128..127 constants that can easily be constructed on ISA 3.0.
3263 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
3266 2016-10-27 Jakub Jelinek <jakub@redhat.com>
3269 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
3272 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
3274 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
3275 PIC_OFFSET_TABLE_REGNUM twice.
3277 2016-10-27 Bin Cheng <bin.cheng@arm.com>
3279 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
3280 support for constant operand for OP.
3282 2016-10-27 Jakub Jelinek <jakub@redhat.com>
3284 * dwarf2out.c (gen_member_die): Only reparent_child instead of
3285 splice_child_die if child doesn't have DW_AT_specification attribute.
3287 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
3289 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
3290 (TARGET_HAVE_LDREXBH): Likewise.
3291 (TARGET_HAVE_LDACQ): Likewise.
3293 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
3295 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
3296 logic to to decide whether to copy over old value to register for new
3298 * config/arm/sync.md: Add comments explaning why mode and code
3299 attribute are not defined in iterators.md
3300 (thumb1_atomic_op_str): New code attribute.
3301 (thumb1_atomic_newop_str): Likewise.
3302 (thumb1_atomic_fetch_op_str): Likewise.
3303 (thumb1_atomic_fetch_newop_str): Likewise.
3304 (thumb1_atomic_fetch_oldop_str): Likewise.
3305 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
3306 mirror the more restrictive constraints of the Thumb-1 insns after
3307 split compared to Thumb-2 counterpart insns.
3308 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
3309 in sync with non atomic version.
3310 (atomic_nand<mode>): Likewise.
3311 (atomic_fetch_<sync_optab><mode>): Likewise.
3312 (atomic_fetch_nand<mode>): Likewise.
3313 (atomic_<sync_optab>_fetch<mode>): Likewise.
3314 (atomic_nand_fetch<mode>): Likewise.
3315 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
3316 in sync with atomic version.
3317 (thumb1_subsi3_insn): Likewise.
3318 (thumb1_andsi3_insn): Likewise.
3319 (thumb1_iorsi3_insn): Likewise.
3320 (thumb1_xorsi3_insn): Likewise.
3322 2016-10-27 Nick Clifton <nickc@redhat.com>
3324 * plugin.c (register_plugin_info): Produce an error message if the
3325 plugin is not found in the hash table.
3327 2016-10-27 Bin Cheng <bin.cheng@arm.com>
3329 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
3332 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
3335 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
3336 define builtin functions from the bdesc_spe_predicates or
3337 bdesc_spe_evsel arrays if the builtin mask is not compatible with
3338 the current compiler configuration.
3339 (paired_init_builtins): Modify loop to not define define builtin
3340 functions from the bdesc_paried_preds array if the builtin mask is
3341 not compatible with the current compiler configuration.
3342 (altivec_init_builtins): Modify loops to not define the
3343 __builtin_altivec_stxvl function nor the builtin functions from
3344 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
3345 builtin mask is not compatible with the current compiler
3348 2016-10-26 Jeff Law <law@redhat.com>
3350 * config/sh/sh.c (output_branch): Add missing fallthru comments.
3351 (gen_shl_and): Likewise.
3352 * config/sh/sh.md (movsicc): Add missing fallthru comments.
3354 * config/mips/mips.c (mips16_constant_cost): Add missing
3356 (mips16_build_call_stub): Increase buffer size. Adjust
3359 2016-10-26 David Malcolm <dmalcolm@redhat.com>
3361 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
3362 INSN_UIDs for all insns in compact mode.
3363 (rtx_writer::print_rtx): Likewise.
3364 * print-rtl.h (rtx_writer::flag_compact): Update comment.
3365 * rtl-tests.c (selftest::test_dumping_insns): Update expected
3366 output to include INSN_UID.
3367 (selftest::test_uncond_jump): Likewise.
3369 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
3371 * haifa-sched.c (call_used_regs_num): Rename to...
3372 (call_saved_regs_num): ...this.
3373 (fixed_regs_num): New variable.
3374 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
3376 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
3378 2016-10-26 David Malcolm <dmalcolm@redhat.com>
3380 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
3382 * print-rtl.c (outfile): Delete global.
3383 (sawclose): Likewise.
3385 (in_call_function_usage): Likewise.
3386 (flag_compact): Likewise.
3387 (flag_simple): Likewise.
3388 (rtx_writer::rtx_writer): New ctor.
3389 (print_rtx_operand_code_0): Convert to...
3390 (rtx_writer::print_rtx_operand_code_0): ...this.
3391 (print_rtx_operand_code_e): Convert to...
3392 (rtx_writer::print_rtx_operand_code_e): ...this.
3393 (print_rtx_operand_codes_E_and_V): Convert to...
3394 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
3395 (print_rtx_operand_code_i): Convert to...
3396 (rtx_writer::print_rtx_operand_code_i): ...this.
3397 (print_rtx_operand_code_r): Convert to...
3398 (rtx_writer::print_rtx_operand_code_r): ...this.
3399 (print_rtx_operand_code_u): Convert to...
3400 (rtx_writer::print_rtx_operand_code_u): ...this.
3401 (print_rtx_operand): Convert to...
3402 (rtx_writer::print_rtx_operand): ...this.
3403 (print_rtx): Convert to...
3404 (rtx_writer::print_rtx): ...this.
3405 (print_inline_rtx): Rewrite in terms of class rtx_writer.
3406 (debug_rtx): Likewise.
3407 (print_rtl): Convert to...
3408 (rtx_writer::print_rtl): ...this.
3409 (print_rtl): Reimplement in terms of class rtx_writer.
3410 (print_rtl_single): Rewrite in terms of class rtx_writer.
3411 (print_rtl_single_with_indent): Convert to..
3412 (rtx_writer::print_rtl_single_with_indent): ...this.
3413 (print_simple_rtl): Rewrite in terms of class rtx_writer.
3414 * print-rtl.h (flag_compact): Delete decl.
3415 (class rtx_writer): New class.
3416 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
3419 2016-10-26 Jeff Law <law@redhat.com>
3421 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
3424 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
3425 (check_if_valid_sleep_operand): Add missing fallthru comment.
3426 (arc_register_move_cost): Increase buffer size.
3427 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
3429 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
3431 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
3432 comment. Add gcc_unreachable for path that should never happen.
3434 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
3437 2016-10-26 Jakub Jelinek <jakub@redhat.com>
3438 Martin Liska <mliska@suse.cz>
3441 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
3442 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
3443 on outer context if any.
3445 2016-10-26 Jakub Jelinek <jakub@redhat.com>
3447 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
3448 by increment rather than double it.
3449 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
3450 emit a space before args[4].
3451 (END): Don't emit a space before with_arg.
3453 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
3455 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
3456 Baseline only alternatives to (i) hold store atomic success value in a
3457 return register rather than a scratch register, (ii) use a low register
3458 for it and to (iii) ensure the cbranchsi insn generated by the split
3459 respect the constraints of Thumb-1 cbranchsi4_insn and
3461 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
3462 constraints must match those in atomic_compare_and_swap.
3463 (cbranchsi4_scratch): Likewise.
3465 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
3467 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
3468 variable. Add the new parameter to the insn generator. Set that
3469 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
3470 return value from the negation of that parameter for Thumb-1, keeping
3471 the logic unchanged otherwise except for using bdst as the destination
3472 register of the compare_and_swap insn.
3473 (arm_split_compare_and_swap): Add explanation about how is the value
3474 returned to the function comment. Rename scratch variable to
3475 neg_bval. Adapt initialization of variables holding operands to the
3476 new operand numbers. Use return register to hold result of store
3477 exclusive for Thumb-1, scratch register otherwise. Construct the
3478 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
3479 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
3480 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
3481 for strongly ordered compare_and_swap.
3482 * config/arm/predicates.md (cc_register_operand): New predicate.
3483 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
3484 match_operand with the new predicate to accept either the CC flag or a
3485 destination register for the boolean return value, restricting it to
3486 CC flag only via constraint. Adapt operand numbers accordingly.
3488 2016-10-26 Jeff Law <law@redhat.com>
3490 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
3492 * config/frv/frv.c (comparison_string): Do not fall through after
3495 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
3497 (expand_one_builtin): Add missing break.
3499 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
3500 (m32c_legitimate_address_p): Likewise.
3502 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
3504 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
3506 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
3509 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
3512 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
3514 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
3516 (rl78_asm_ctor_dtor): Increase buffer size.
3518 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
3520 (xstormy16_asm_output_constructor): Likewise.
3522 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
3525 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
3526 comment to silence warning.
3528 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
3529 (spu_legitimate_address_p): Fix logic error and add missing fallthru
3532 2016-10-26 Michael Matz <matz@suse.de>
3534 PR tree-optimization/78060
3535 PR tree-optimization/78061
3536 PR tree-optimization/78088
3537 * tree-ssa-loop-split.c (easy_exit_values): New function.
3538 (tree_ssa_split_loops): Use it.
3539 (compute_new_first_bound): Change order of operations,
3540 fix invalid use of types.
3542 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
3544 gen-pass-instances.awk is sensitive to the order in which
3545 passes are added; passes that appear later have to be added first.
3549 * config/avr/avr-passes.def: Swap order of directives for
3550 gen-pass-instances.awk.
3552 2016-10-25 Jeff Law <law@redhat.com>
3554 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
3555 (vax_notice_update_cc): Likewise.
3557 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
3559 * config.gcc (sparc*-*-solaris2*): Adjust.
3560 (sparc64-*-linux*): Likewise.
3561 * config/sparc/default-64.h: Rename to...
3562 * config/sparc/default64.h: ...this.
3563 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
3565 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
3566 * config/sparc/sparc.h: Minor tweaks.
3567 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
3568 TARGET_ARCH32 throughout. Minor various tweaks throughout.
3570 2016-10-25 David Malcolm <dmalcolm@redhat.com>
3572 * input.c (fcache::file_patch): Add comment about lifetime.
3573 (selftest::cpp_reader_ptr): New class.
3574 (selftest::lexer_test): Convert m_parser from cpp_reader *
3575 to a cpp_reader_ptr, and move m_tempfile to after it.
3576 (selftest::lexer_test::lexer_test): Update for above reordering.
3577 (lexer_test::~lexer_test): Move cleanup of m_parser to
3578 cpp_reader_ptr's dtor.
3580 2016-10-25 David Malcolm <dmalcolm@redhat.com>
3582 * toplev.c (toplev::main): Remove call to
3583 location_adhoc_data_fini.
3585 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
3587 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
3588 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
3590 2016-10-25 David Malcolm <dmalcolm@redhat.com>
3592 * ggc-tests.c (forcibly_ggc_collect): Rename to...
3593 (selftest::forcibly_ggc_collect): ...this, and remove "static".
3594 (test_basic_struct): Update for above renaming.
3595 (test_length): Likewise.
3596 (test_union): Likewise.
3597 (test_finalization): Likewise.
3598 (test_deletable_global): Likewise.
3599 (test_inheritance): Likewise.
3600 (test_chain_next): Likewise.
3601 (test_user_struct): Likewise.
3602 (test_tree_marking): Likewise.
3603 * selftest-run-tests.c (selftest::run_tests): Call
3604 selftest::forcibly_ggc_collect at the end of the selftests.
3605 * selftest.h (selftest::forcibly_ggc_collect): New decl.
3607 2016-10-25 Jakub Jelinek <jakub@redhat.com>
3610 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
3611 * optabs.c (expand_vec_cond_expr): For comparison codes
3612 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
3613 (expand_vec_cmp_expr): For comparison codes
3614 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
3615 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
3616 Add enum tree_code argument.
3617 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
3619 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
3620 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
3622 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
3623 NE_EXPR, attempt to use vcondeq_optab as fallback.
3624 * tree-vect-generic.c (expand_vector_comparison,
3625 expand_vector_divmod, expand_vector_condition): Adjust
3626 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
3627 * tree-vect-stmts.c (vectorizable_condition,
3628 vectorizable_comparison): Likewise.
3629 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
3630 check_bool_pattern, search_type_for_mask_1): Likewise.
3631 * expr.c (do_store_flag): Likewise.
3632 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
3633 @code{vcondeq@var{m}@var{n}}): Document.
3634 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
3637 2016-10-25 Jeff Law <law@redhat.com>
3639 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
3641 (v850_output_aligned_bss): Add missing break.
3643 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
3645 2016-10-25 Martin Liska <mliska@suse.cz>
3648 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
3649 statements as they can also contain possibly a freeing call.
3651 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
3652 Martin Liska <mliska@suse.cz>
3655 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
3656 * ipa-icf.c (sem_function::get_hash): Add target optimization
3659 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
3662 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
3663 Remove partial overlap check for shift by 1.
3664 (ashldi3_neon): Likewise.
3666 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3668 * config/arm/constraints.md (Q constraint): Document its use for
3670 (Pf constraint): New constraint for relaxed, consume or relaxed memory
3672 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
3673 alternatives to allow any register when memory model matches Pf and
3674 thus lda is used, but only low registers otherwise. Use unpredicated
3675 output template for Thumb-1 targets.
3676 (atomic_store<mode>): Likewise for stl.
3677 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
3678 whose output template does not have predication.
3679 (arm_load_acquire_exclusive<mode>): Likewise.
3680 (arm_load_exclusivesi): Likewise.
3681 (arm_load_acquire_exclusivesi): Likewise.
3682 (arm_store_release_exclusive<mode>): Likewise.
3683 (arm_store_exclusive<mode>): Use unpredicated output template for
3686 2016-10-25 Jakub Jelinek <jakub@redhat.com>
3688 * internal-fn.def (LAUNDER): New internal function.
3689 * internal-fn.c (expand_LAUNDER): New function.
3691 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
3692 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
3694 New avr target pass to work around performance loss by PR fix.
3698 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
3699 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
3700 * config/avr/predicates.md (extend_operator): New.
3701 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
3702 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
3703 (make_avr_pass_casesi): New prototypes.
3704 * config/avr/avr.c (print-rtl.h): Include it.
3705 (pass_data avr_pass_data_casesi): Data for new pass.
3706 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
3707 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
3708 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
3709 (avr_optimize_casesi): New functions.
3711 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
3712 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
3716 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
3718 2016-10-24 Jakub Jelinek <jakub@redhat.com>
3720 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
3721 DW_AT_rvalue_reference attributes.
3723 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
3725 * doc/invoke.text (Wint-in-bool-context): Update documentation.
3726 * value-prof.c (stringop_block_profile): Fix a warning.
3728 2016-10-24 Martin Sebor <msebor@redhat.com>
3731 * builtins.c (string_length): New function.
3732 (c_strlen): Use string_length. Correctly handle wide strings.
3733 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
3735 (target_int_max): Call target_max_value.
3736 (format_result::knownrange): New data member.
3737 (fmtresult::fmtresult): Define default constructor.
3738 (format_integer): Use it and set format_result::knownrange.
3739 Handle global constants.
3740 (format_floating_max): Add third argument.
3741 (format_floating): Recompute maximum value for %a for each argument.
3742 (get_string_length): Use fmtresult default ctor.
3743 (format_string): Set format_result::knownrange.
3744 (format_directive): Check format_result::knownrange.
3745 (add_bytes): Same. Correct caret placement in diagnostics.
3746 (pass_sprintf_length::compute_format_length): Set
3747 format_result::knownrange.
3748 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
3750 2016-10-24 Jakub Jelinek <jakub@redhat.com>
3752 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
3753 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
3755 2016-10-24 Ximin Luo <infinity0@pwned.gg>
3758 * dwarf2out.c (file_table_relative_p): Remove.
3759 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
3760 also for absolute paths.
3761 * doc/tm.texi: Update.
3762 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
3763 * target.def (force_at_comp_dir): Remove hook.
3764 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
3766 2016-10-24 Richard Biener <rguenther@suse.de>
3768 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
3769 backedges when identifying the single predecessor to take
3770 conditional info from. Use SCEV to get at ranges for loop IVs.
3771 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
3772 avoid false warning.
3774 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
3777 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
3778 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
3779 (avr_address_tiny_absdata_p): New static function.
3780 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
3781 it to determine validity of constant addresses.
3782 (avr_attribute_table) [absdata]: New variable attribute...
3783 (avr_handle_absdata_attribute): ...and handler.
3784 (avr_decl_absdata_p): New static function.
3785 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
3786 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
3787 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
3789 2016-10-24 Richard Biener <rguenther@suse.de>
3791 PR tree-optimization/78076
3792 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
3793 also on the loop tree root.
3795 2016-10-24 Jakub Jelinek <jakub@redhat.com>
3797 * config/i386/i386.c (ix86_fold_builtin): Handle
3798 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
3799 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
3800 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
3801 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
3803 2016-10-24 Martin Liska <mliska@suse.cz>
3806 * opts.c (finish_options): Skip conditionally.
3808 2016-10-23 Martin Sebor <msebor@redhat.com>
3811 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
3812 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
3814 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
3816 * config/sparc/sparc.md (cpu_feature): Minor tweak.
3817 (enabled): Likewise.
3818 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
3819 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
3820 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
3821 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
3822 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
3823 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
3825 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
3827 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
3828 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
3830 2016-10-21 Andrew Pinski <apinski@cavium.com>
3832 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
3834 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
3835 implementer_id to unsigned char.
3836 Change part_no to unsigned int.
3837 (AARCH64_BIG_LITTLE): New define.
3838 (INVALID_IMP): New define.
3839 (INVALID_CORE): New define.
3840 (cpu_data): Change the last element's implementer_id and part_no to
3842 (valid_bL_string_p): Rewrite to ..
3843 (valid_bL_core_p): this for integers instead of strings.
3844 (parse_field): New function.
3845 (contains_string_p): Rewrite to ...
3846 (contains_core_p): this for integers and only for the part_no.
3847 (host_detect_local_cpu): Rewrite handling of implementation and
3848 par num to be integers; simplifying the code.
3850 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3852 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
3853 value range for pointers in more cases.
3855 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
3857 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
3858 Add extra argument to allow emitting the move immediate.
3859 Use add/sub with positive immediate.
3860 (aarch64_add_constant): Add inline function.
3861 (aarch64_add_sp): Likewise.
3862 (aarch64_sub_sp): Likewise.
3863 (aarch64_expand_prologue): Call aarch64_sub_sp.
3864 (aarch64_expand_epilogue): Call aarch64_add_sp.
3865 Decide when to leave out move.
3866 (aarch64_output_mi_thunk): Call aarch64_add_constant.
3868 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
3870 * config/aarch64/aarch64.c (aarch64_layout_frame):
3871 Align FP callee-saves.
3873 2016-10-21 Jakub Jelinek <jakub@redhat.com>
3875 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
3876 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
3878 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
3879 _rdseed64_step): Likewise.
3880 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
3883 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
3884 and tree-ssanames.h.
3885 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
3886 with INTEGER_CST argument.
3887 (ix86_gimple_fold_builtin): New function.
3888 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
3890 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
3891 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
3892 (ranges_table_allocated, ranges_table_in_use,
3893 ranges_by_label_allocated, ranges_by_label_in_use,
3894 RANGES_TABLE_INCREMENT): Removed.
3895 (add_ranges_num): Use vec_safe_push into ranges_table.
3896 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
3897 (output_ranges): Adjust for ranges_table and ranges_by_label
3898 conversion from arrays to vec.
3899 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
3900 conversion from arrays to vec.
3901 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
3902 ranges_table_in_use, ranges_by_label_allocated and
3903 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
3905 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
3906 if needed. Re-add origin_die variable and its initialization.
3908 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
3909 even for -fstack-reuse=none, or for volatile vars etc.
3911 2016-10-21 David Malcolm <dmalcolm@redhat.com>
3913 * print-rtl-function.c (flag_compact): Move extern decl to...
3914 * print-rtl.h (flag_compact): ...here.
3915 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
3916 (ASSERT_RTL_DUMP_EQ): New macro.
3917 (selftest::test_dumping_regs): New function.
3918 (selftest::test_dumping_insns): New function.
3919 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
3921 (selftest::rtl_tests_c_tests): Call the new test functions.
3923 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3925 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
3926 (outgoing_edges_match): Likewise.
3927 (try_crossjump_to_edge): Likewise.
3928 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
3929 (rtl_tidy_fallthru_edge): Likewise.
3930 * rtl.h (tablejump_p): Adjust prototype.
3931 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
3933 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3935 * rtl.h (label_ref_label): New function.
3936 (set_label_ref_label): New function.
3937 (LABEL_REF_LABEL): Delete.
3938 * alias.c (rtx_equal_for_memref_p): Adjust.
3939 * cfgbuild.c (make_edges): Likewise.
3940 (purge_dead_tablejump_edges): Likewise.
3941 * cfgexpand.c (convert_debug_memory_address): Likewise.
3942 * cfgrtl.c (patch_jump_insn): Likewise.
3943 * combine.c (distribute_notes): Likewise.
3944 * cse.c (hash_rtx_cb): Likewise.
3945 (exp_equiv_p): Likewise.
3946 (fold_rtx): Likewise.
3947 (check_for_label_ref): Likewise.
3948 * cselib.c (rtx_equal_for_cselib_1): Likewise.
3949 (cselib_hash_rtx): Likewise.
3950 * emit-rtl.c (mark_label_nuses): Likewise.
3951 * explow.c (convert_memory_address_addr_space_1): Likewise.
3952 * final.c (output_asm_label): Likewise.
3953 (output_addr_const): Likewise.
3954 * gcse.c (add_label_notes): Likewise.
3955 * genconfig.c (walk_insn_part): Likewise.
3956 * genrecog.c (validate_pattern): Likewise.
3957 * ifcvt.c (cond_exec_get_condition): Likewise.
3958 (noce_emit_store_flag): Likewise.
3959 (noce_get_alt_condition): Likewise.
3960 (noce_get_condition): Likewise.
3961 * jump.c (maybe_propagate_label_ref): Likewise.
3962 (mark_jump_label_1): Likewise.
3963 (redirect_exp_1): Likewise.
3964 (rtx_renumbered_equal_p): Likewise.
3965 * lra-constraints.c (operands_match_p): Likewise.
3966 * print-rtl.c (print_value): Likewise.
3967 * reload.c (find_reloads): Likewise.
3968 * reload1.c (set_label_offsets): Likewise.
3969 * reorg.c (get_branch_condition): Likewise.
3970 * rtl-tests.c (test_uncond_jump): Likewise.
3971 * rtl.c (rtx_equal_p_cb): Likewise.
3972 (rtx_equal_p): Likewise.
3973 * rtlanal.c (reg_mentioned_p): Likewise.
3974 (rtx_referenced_p): Likewise.
3975 (get_condition): Likewise.
3976 * varasm.c (const_hash_1): Likewise.
3977 (compare_constant): Likewise.
3978 (const_rtx_hash_1): Likewise.
3979 (output_constant_pool_1): Likewise.
3981 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3984 * reload.c (find_valid_class_1): Allow regclass if atleast one
3985 regno in regclass is ok. Compute and use rclass size based on
3986 actually available regnos for mode in rclass.
3988 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
3990 * config/sparc/sparc-modes.def (CCV): New.
3992 * config/sparc/predicates.md (v_comparison_operator): New.
3993 (icc_comparison_operator): Add support for CCV/CCXV.
3994 (xcc_comparison_operator): Likewise.
3995 * config/sparc/sparc.c (output_cbranch): Likewise.
3996 (sparc_print_operand): Likewise.
3997 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
3998 (uaddvdi4): New expander.
3999 (addvdi4): Likewise.
4000 (uaddvdi4_sp32): New instruction.
4001 (addvdi4_sp32): Likewise.
4002 (uaddvsi4): New expander.
4003 (addvsi4): Likewise.
4004 (cmp_ccc_plus_sltu_set): New instruction.
4005 (cmp_ccv_plus): Likewise.
4006 (cmp_ccxv_plus): Likewise.
4007 (cmp_ccv_plus_set): Likewise.
4008 (cmp_ccxv_plus_set): Likewise.
4009 (cmp_ccv_plus_sltu_set): Likewise.
4010 (uaddvdi4): New expander.
4011 (subvdi4): Likewise.
4012 (usubdi4_sp32): New instruction.
4013 (subvdi4_sp32): Likewise.
4014 (usubvsi4): New expander.
4015 (subvsi4): Likewise.
4016 (cmpsi_minus_sltu_set): New instruction.
4017 (cmp_ccv_minus): Likewise.
4018 (cmp_ccxv_minus): Likewise.
4019 (cmp_ccv_minus_set): Likewise.
4020 (cmp_ccxv_minus_set): Likewise.
4021 (cmp_ccv_minus_sltu_set): Likewise.
4022 (unegvdi3): New expander.
4023 (negvdi3): Likewise.
4024 (unegdi3_sp32): New instruction.
4025 (negvdi3_sp32): Likewise.
4026 (unegvsi3): New expander.
4027 (negvsi3): Likewise.
4028 (cmp_ccc_neg_sltu_set): New instruction.
4029 (cmp_ccv_neg): Likewise.
4030 (cmp_ccxv_neg): Likewise.
4031 (cmp_ccv_neg_set): Likewise.
4032 (cmp_ccxv_neg_set): Likewise.
4033 (cmp_ccv_neg_sltu_set): Likewise.
4035 * tree-ssa-loop-split.c: Remove trailing spaces.
4036 * match.pd: Likewise.
4038 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4040 PR rtl-optimization/78038
4041 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
4042 be deduced to set REG through the RTL structure.
4043 (make_defs_and_copies_lists): Return false on a failing get_defs call.
4045 2016-10-21 Richard Biener <rguenther@suse.de>
4047 PR tree-optimization/78051
4048 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
4049 and mark replaced if folding did something.
4051 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
4053 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
4054 and "protected" in visibility types.
4055 (rs6000_xcoff_declare_function_name): Fix formatting.
4056 (rs6000_xcoff_declare_object_name): Fix formatting.
4058 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
4060 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
4061 and IX86_BUILTIN_HUGE_VALQ here ...
4062 (ix86_expand_builtin): ... not here.
4064 2016-10-20 Jakub Jelinek <jakub@redhat.com>
4066 * doc/gty.texi (for_user): Use @item next to @findex.
4068 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
4071 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
4072 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
4073 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
4074 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
4075 __builtin_ia32_lzcnt_u16.
4076 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
4077 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
4078 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
4079 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
4080 (bmi_tzcnt_<mode>): New expander.
4081 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
4082 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
4083 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
4084 (lzcnt_<mode>): New expander.
4085 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
4086 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
4087 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
4088 (UINT64_FTYPE_UINT64): New.
4089 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
4090 (__builtin_ia32_lzcnt_u16): New description.
4091 (__builtin_ia32_lzcnt_u32): Ditto.
4092 (__builtin_ia32_lzcnt_u64): Ditto.
4093 (__builtin_ctzs): Remove description.
4094 (__builtin_ia32_tzcnt_u16): New description.
4095 (__builtin_ia32_tzcnt_u32): Ditto.
4096 (__builtin_ia32_tzcnt_u64): Ditto.
4097 * config/i386/i386.c (ix86_expand_args_builtin): Handle
4098 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
4100 2016-10-20 Martin Liska <mliska@suse.cz>
4103 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
4104 comparison with STMT_UID_NOT_IN_RANGE.
4105 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
4108 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
4110 * compare-elim.c (conforming_compare): Accept UNSPECs.
4111 (find_comparison_dom_walker::before_dom_children): Deal with
4112 instructions both using and killing the flags register.
4113 (equivalent_reg_at_start): New function extracted from...
4114 (try_eliminate_compare): ...here. Use it and add support for
4115 registers and UNSPECs as second operand of the compare.
4116 * config/visium/visium-modes.def (CCV): New.
4117 * config/visium/predicates.md (visium_v_comparison_operator): New.
4118 (visium_branch_operator): Deal with CCV mode.
4119 * config/visium/visium.c (visium_select_cc_mode): Likewise.
4120 (output_cbranch): Likewise.
4121 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
4122 (uaddv<mode>4): New expander.
4123 (addv<mode>4): Likewise.
4124 (add<mode>3_insn_set_carry): New instruction.
4125 (add<mode>3_insn_set_overflow): Likewise.
4126 (addsi3_insn_set_overflow): Likewise.
4127 (usubv<mode>4): New expander.
4128 (subv<mode>4): Likewise.
4129 (sub<mode>3_insn_set_carry): New instruction.
4130 (sub<mode>3_insn_set_overflow): Likewise.
4131 (subsi3_insn_set_overflow): Likewise.
4132 (unegv<mode>3): New expander.
4133 (negv<mode>3): Likewise.
4134 (neg<mode>2_insn_set_overflow): New instruction.
4135 (addv_tst<mode>): Likewise.
4136 (subv_tst<mode>): Likewise.
4137 (negv_tst<mode>): Likewise.
4138 (cbranch<mode>4_addv_insn): New splitter and instruction.
4139 (cbranch<mode>4_subv_insn): Likewise.
4140 (cbranch<mode>4_negv_insn): Likewise.
4142 2016-10-20 Richard Biener <rguenther@suse.de>
4144 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
4145 Handle decls possibly not bound.
4146 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
4147 nothing_id for decls that might not be bound if we are interested
4149 (get_constraint_for_component_ref): Deal with that.
4151 2016-10-20 Michael Matz <matz@suse.de>
4154 * common.opt (-fsplit-loops): New flag.
4155 * passes.def (pass_loop_split): Add.
4156 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
4157 (enable_fdo_optimizations): Add loop splitting.
4158 * timevar.def (TV_LOOP_SPLIT): Add.
4159 * tree-pass.h (make_pass_loop_split): Declare.
4160 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
4161 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
4162 * tree-ssa-loop-split.c: New file.
4163 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
4164 * doc/invoke.texi (fsplit-loops): Document.
4165 * doc/passes.texi (Loop optimization): Add paragraph about loop
4168 2016-10-20 Richard Biener <rguenther@suse.de>
4170 * cgraphunit.c (analyze_functions): Set node->definition to
4171 false to signal symbol removal to debug_hooks->late_global_decl.
4172 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
4173 WPA signal symbol removal to the debuginfo machinery.
4174 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
4175 using early_finised to guard the we're called for symbol
4176 removal case look at the symtabs definition flag.
4177 (gen_variable_die): Remove redundant check.
4179 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4181 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
4183 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4185 PR tree-optimization/53979
4186 * match.pd ((a ^ b) | a -> a | b): New pattern.
4188 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
4190 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
4191 config/pa/pa64-hpux-lib.h.
4192 (PA_CRTBEGIN_HACK): Likewise.
4193 (DTOR_LIST_BEGIN): Likewise.
4195 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
4197 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
4198 register only if "in" and "out" are different registers.
4200 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
4202 * omp-low.c (pass_oacc_device_lower::gate): New method.
4203 (execute): Always call execute_oacc_device_lower.
4205 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4207 PR tree-optimization/77916
4208 PR tree-optimization/77937
4209 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
4211 (insert_initializers): Requirement of initializer for -1 should be
4212 based on pointer-typedness of the candidate basis.
4214 2016-10-19 Bin Cheng <bin.cheng@arm.com>
4216 PR tree-optimization/78005
4217 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
4218 upper (included) bound for niters of prolog loop.
4219 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
4220 Compute niters of scalar loop above which vectorized loop is
4221 preferred, as well as the upper (included) bound for the niters.
4222 (vect_do_peeling): Record niter bound for loops accordingly.
4224 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
4227 * tree-core.h (enum tree_index): Put the complex types after their
4229 * tree-streamer.c (verify_common_node_recorded): New function.
4230 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
4232 2016-10-19 Martin Liska <mliska@suse.cz>
4234 * cgraph.h (cgraph_edge::binds_to_current_def_p):
4235 Replace NULL with false as a return value.
4237 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
4239 PR tree-optimization/78024
4240 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
4241 don't clear BB_VISITED after processing.
4243 2016-10-19 Richard Biener <rguenther@suse.de>
4245 * domwalk.c (dom_walker::walk): Use RPO order.
4247 2016-10-19 Richard Biener <rguenther@suse.de>
4249 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
4251 (evrp_dom_walker::~evrp_dom_walker): Free it.
4252 (evrp_dom_walker::stmts_to_remove): Add.
4253 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
4254 whose output we fully propagate for removal. Propagate
4255 into BB destination PHI arguments.
4256 (execute_early_vrp): Remove queued stmts. Dump value ranges
4257 before stmt removal.
4259 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
4261 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
4262 * passes.def: Add two instances of pass_walloca.
4263 * tree-pass.h (make_pass_walloca): New.
4264 * gimple-ssa-warn-alloca.c: New file.
4265 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
4266 -Wvla-larger-than= options.
4268 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
4270 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
4271 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
4273 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
4275 * config/rs6000/altivec.h (vec_xl_len): New macro.
4276 (vec_xst_len): New macro.
4277 (vec_cmpnez): New macro.
4278 (vec_cntlz_lsbb): New macro.
4279 (vec_cnttz_lsbb): New macro.
4280 (vec_xlx): New macro.
4281 (vec_xrx): New macro.
4282 (vec_all_nez): New C++ predicate template.
4283 (vec_any_eqz): New C++ predicate template.
4284 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
4285 conditional compilation.
4286 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
4287 conditional compilation.
4288 (vec_all_nez): New macro.
4289 (vec_any_eqz): New macro.
4290 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
4292 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
4294 * config/rs6000/vector.md (VI): Moved this mode iterator
4295 definition from altivec.md to vector.md.
4296 (UNSPEC_NEZ_P): New value.
4297 (vector_ne_<mode>_p): New expansion for implementation of
4298 vec_all_ne and vec_any_eq built-in functions.
4299 (vector_nez_<mode>_p): New expansion for implementation of
4300 vec_all_nez and vec_any_eqz built-in functions.
4301 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
4302 and vec_any_eq built-in function.
4303 (cr6_test_for_zero): New commentary to explain this expansion.
4304 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
4305 (cr6_test_for_lt): New commentary to explain this expansion.
4306 (cr6_test_for_lt_reverse): New commentary to explain this
4308 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4309 overloaded function prototypes for vec_all_ne, vec_all_nez,
4310 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
4311 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
4313 (altivec_resolve_overloaded_builtin): Modify the handling of
4314 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
4315 the compiler is configured to support TARGET_P9_VECTOR.
4316 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
4317 to explain the special processing that is given to predicate
4318 built-ins introduced using this macro.
4319 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
4320 the special processing given to predicate built-ins introduced
4322 (BU_VSX_P): Likewise.
4323 (BU_P8V_AV_P): Likewise.
4324 (BU_P9V_AV_P): Likewise.
4325 (BU_P9V_AV_X): New macro.
4326 (BU_P9V_64BIT_AV_X): New macro.
4327 (BU_P9V_VSX_3): New macro.
4328 (BU_P9V_OVERLOAD_P): New macro.
4329 (LXVL): New BU_P9V_64BIT_VSX_2.
4330 (VEXTUBLX): New BU_P9V_AV_2.
4331 (VEXTUBRX): Likewise.
4332 (VEXTUHLX): Likewise.
4333 (VEXTUHRX): Likewise.
4334 (VEXTUWLX): Likewise.
4335 (VEXTUWRX): Likewise.
4336 (STXVL): New BU_P9V_64BIT_AV_X.
4337 (VCLZLSBB): New BU_P9V_AV_1.
4338 (VCTZLSBB): Likewise.
4339 (CMPNEB): New BU_P9V_AV_2.
4344 (VCMPNEB_P): New BU_P9V_AV_P.
4345 (VCMPNEH_P): Likewise.
4346 (VCMPNEW_P): Likewise.
4347 (VCMPNED_P): Likewise.
4348 (VCMPNEFP_P): Likewise.
4349 (VCMPNEDP_P): Likewise.
4350 (CMPNEZB): New BU_P9V_AV_2.
4351 (CMPNEZH): Likewise.
4352 (CMPNEZW): Likewise.
4353 (VCMPNEZB_P): New BU_P9V_AV_P.
4354 (VCMPNEZH_P): Likewise.
4355 (VCMPNEZW_P): Likewise.
4356 (LXVL): New BU_P9V_OVERLOAD_2.
4357 (STXVL): New BU_P9V_OVERLOAD_3.
4358 (VEXTULX): New BU_P9V_OVERLOAD_2.
4359 (VEXTURX): Likewise.
4361 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
4362 (VCMPNE_P): Likewise.
4363 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
4364 (VCTZLSBB): Likewise.
4365 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
4366 comment to explain mode used for scratch register.
4367 (altivec_expand_stxvl_builtin): New function.
4368 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
4369 (altivec_init_builtins): Add initialized variable
4370 void_ftype_v16qi_pvoid_long and use this type to define the
4371 built-in function __builtin_altivec_stxvl.
4372 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
4373 (UNSPEC_STXVL): New value.
4374 (UNSPEC_VCLZLSBB): New value.
4375 (UNSPEC_VCTZLSBB): New value.
4376 (UNSPEC_VEXTUBLX): New value.
4377 (UNSPEC_VEXTUHLX): New value.
4378 (UNSPEC_VEXTUWLX): New value.
4379 (UNSPEC_VEXTUBRX): New value.
4380 (UNSPEC_VEXTUHRX): New value.
4381 (UNSPEC_VEXTUWRX): New value.
4382 (UNSPEC_VCMPNEB): New value.
4383 (UNSPEC_VCMPNEZB): New value.
4384 (UNSPEC_VCMPNEH): New value.
4385 (UNSPEC_VCMPNEZH): New value.
4386 (UNSPEC_VCMPNEW): New value.
4387 (UNSPEC_VCMPNEZW): New value.
4388 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
4389 vector of integer modes.
4390 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
4391 vector of float or double modes.
4392 (*vector_nez_<mode>_p): New insn for vector test all not equal or
4394 (lxvl): New expand for load VSX vector with length.
4395 (*lxvl): New insn for load VSX vector with length.
4396 (stxvl): New expand for store VSX vector with length.
4397 (*stxvl): New insn for store VSX vector with length.
4398 (vcmpneb): New insn for vector of byte compare not equal.
4399 (vcmpnezb): New insn for vector of byte compare not equal or zero.
4400 (vcmpneh): New insn for vector of half word compare not equal.
4401 (vcmpnezh): New insn for vector of half word compare not equal or
4403 (vcmpnew): New insn for vector of word compare not equal.
4404 (vcmpne<VSs>): New insn for vector of float or double compare not
4406 (vcmpnezw): New insn for vector of word compare not equal or zero.
4407 (vclzlsbb): New insn for vector count leading zero
4408 least-significant bits byte.
4409 (vctzlsbb): New insn for vector count trailing zero least
4410 signficant bits byte.
4411 (vextublx): New insn for vector extract unsigned byte left
4413 (vextubrx): New insn for vector extract unsigned byte right
4415 (vextuhlx): New insn for vector extract unsigned half word left
4417 (vextuhrx): New insn for vector extract unsigned half word right
4419 (vextuwlx): New insn for vector extract unsigned word left
4421 (vextuwrx): New insn for vector extract unsigned word right
4423 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
4424 clarify intent of this constant.
4425 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
4426 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
4427 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
4428 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
4429 and vec_xrx functions.
4431 2016-10-18 Andrew Pinski <apinski@cavium.com>
4434 * predict.c (is_exit_with_zero_arg): New function.
4435 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
4438 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
4441 * config/i386/i386.c (legitimize_tls_address)
4442 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
4443 convert dest to Pmode if different than Pmode.
4445 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4447 PR tree-optimization/77916
4448 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
4449 stopgap fix, as pointers with -1 increment are still broken.
4451 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
4453 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
4454 mapping class decoration from here...
4455 (rs6000_xcoff_encode_section): ...to here.
4457 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
4458 if shrink-wrapping and optimizing for speed.
4460 2016-10-18 Richard Biener <rguenther@suse.de>
4462 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
4463 not visited but non-executable predecessors. Return taken edge.
4464 Simplify conditions and refactor propagation vs. folding step.
4466 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
4468 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
4469 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
4470 (rs6000_get_separate_components): Assert we do not have those
4471 strategies selected.
4473 2016-10-18 Richard Biener <rguenther@suse.de>
4475 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
4476 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
4478 (substitute_and_fold_dom_walker): Adjust constructor.
4479 (substitute_and_fold_dom_walker::before_dom_children): Remove
4480 do_dce flag and handling (always true).
4481 (substitute_and_fold): Likewise.
4482 * tree-vrp.c (vrp_finalize): Adjust.
4483 (execute_early_vrp): Remove final BB_VISITED clearing.
4484 * tree-ssa-ccp.c (ccp_finalize): Adjust.
4485 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4486 * ira.c (ira): Call clear_bb_flags.
4488 2016-10-18 Richard Biener <rguenther@suse.de>
4490 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
4491 get at the operand to look at with TREE_OPERAND for generic
4494 2016-10-18 David Malcolm <dmalcolm@redhat.com>
4496 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
4498 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
4499 (write_test_expr): Use rtx_reader_ptr for calls to
4501 (write_attr_value): Likewise.
4502 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
4503 call to print_md_ptr_loc.
4504 (write_one_condition): Likewise for calls to print_c_condition.
4505 * genconstants.c: Include "statistics.h" and "vec.h".
4506 (main): Update for conversion to member functions.
4507 * genemit.c (emit_c_code): Use rtx_reader_ptr for
4508 call to print_md_ptr_loc.
4509 * genenums.c: Include "statistics.h" and "vec.h".
4510 (main): Update for conversion of traverse_enum_types to a method.
4511 * genmddeps.c: Include "statistics.h" and "vec.h".
4512 * genoutput.c (process_template): Use rtx_reader_ptr for call to
4514 * genpreds.c (write_predicate_subfunction): Likewise.
4515 (write_predicate_expr): Likewise for calls to print_c_condition.
4516 * genrecog.c (print_test): Likewise.
4517 * gensupport.c (process_rtx): Likewise for calls to
4518 copy_md_ptr_loc and join_c_conditions.
4519 (alter_test_for_insn): Likewise for call to join_c_conditions.
4520 (process_substs_on_one_elem): Likewise.
4521 (gen_mnemonic_setattr): Update for move of string_obstack to a
4522 field of rtx_reader.
4523 (mnemonic_htab_callback): Likewise. Fix formatting.
4524 (gen_mnemonic_attr): Likewise.
4525 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
4526 to print_c_condition.
4527 * read-md.c: Include "statistics.h" and "vec.h".
4528 (string_obstack): Convert this global to field "m_string_obstack"
4529 of class rtx_reader.
4530 (ptr_locs): Likewise, as "m_ptr_locs".
4531 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
4532 (joined_conditions): Likewise, as "m_joined_conditions".
4533 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
4534 (md_constants): Likewise, as "m_md_constants".
4535 (enum_types): Likewise, as "m_enum_types".
4536 (set_md_ptr_loc): Convert to...
4537 (rtx_reader::set_md_ptr_loc): ...member function.
4538 (get_md_ptr_loc): Convert to...
4539 (rtx_reader::get_md_ptr_loc): ...member function.
4540 (copy_md_ptr_loc): Convert to...
4541 (rtx_reader::copy_md_ptr_loc): ...member function.
4542 (fprint_md_ptr_loc): Convert to...
4543 (rtx_reader::fprint_md_ptr_loc): ...member function.
4544 (print_md_ptr_loc): Convert to...
4545 (rtx_reader::print_md_ptr_loc): ...member function.
4546 (join_c_conditions): Convert to...
4547 (rtx_reader::join_c_conditions): ...member function.
4548 (fprint_c_condition): Convert to...
4549 (rtx_reader::fprint_c_condition): ...member function.
4550 (print_c_condition): Convert to...
4551 (rtx_reader::print_c_condition): ...member function.
4552 (read_name): Convert to...
4553 (rtx_reader::read_name): ...member function.
4554 (read_escape): Convert to...
4555 (rtx_reader::read_escape): ...member function.
4556 (read_quoted_string): Convert to...
4557 (rtx_reader::read_quoted_string): ...member function.
4558 (read_braced_string): Convert to...
4559 (rtx_reader::read_braced_string): ...member function.
4560 (read_string): Convert to...
4561 (rtx_reader::read_string): ...member function.
4562 (read_skip_construct): Convert to...
4563 (rtx_reader::read_skip_construct): ...member function.
4564 (handle_constants): Convert to...
4565 (rtx_reader::handle_constants): ...member function.
4566 (traverse_md_constants): Convert to...
4567 (rtx_reader::traverse_md_constants): ...member function.
4568 (handle_enum): Convert to...
4569 (rtx_reader::handle_enum): ...member function.
4570 (lookup_enum_type): Convert to...
4571 (rtx_reader::lookup_enum_type): ...member function.
4572 (traverse_enum_types): Convert to...
4573 (rtx_reader::traverse_enum_types): ...member function.
4574 (rtx_reader::rtx_reader): Move initializations
4575 of various former global data from rtx_reader::read_md_files to
4576 here, as fields, along with the call to unlock_std_streams.
4577 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
4579 (rtx_reader::read_md_files): Move initializations of various
4580 global data from here to the ctor.
4581 * read-md.h (read_name): Convert to...
4582 (rtx_reader::read_name): ...member function.
4583 (rtx_reader::read_escape): New method decl.
4584 (read_quoted_string): Convert to...
4585 (rtx_reader::read_quoted_string): ...member function.
4586 (rtx_reader::read_braced_string): New method decl.
4587 (read_string): Convert to...
4588 (rtx_reader::read_string): ...member function.
4589 (rtx_reader::read_skip_construct): New method decl.
4590 (rtx_reader::set_md_ptr_loc): New method decl.
4591 (rtx_reader::get_md_ptr_loc): New method decl.
4592 (copy_md_ptr_loc): Convert to...
4593 (rtx_reader::copy_md_ptr_loc): ...member function.
4594 (fprint_md_ptr_loc): Convert to...
4595 (rtx_reader::fprint_md_ptr_loc): ...member function.
4596 (print_md_ptr_loc): Convert to...
4597 (rtx_reader::print_md_ptr_loc): ...member function.
4598 (rtx_reader::lookup_enum_type): New method decl.
4599 (rtx_reader::traverse_enum_types): New method decl.
4600 (rtx_reader::handle_constants): New method decl.
4601 (traverse_md_constants): Convert to...
4602 (rtx_reader::traverse_md_constants): ...member function.
4603 (rtx_reader::handle_enum): New method decl.
4604 (rtx_reader::join_c_conditions): New method decl.
4605 (fprint_c_condition): Convert to...
4606 (rtx_reader::fprint_c_condition): ...member function.
4607 (print_c_condition): Convert to...
4608 (rtx_reader::print_c_condition): ...member function.
4609 (rtx_reader::apply_iterator_to_string): New method decl.
4610 (rtx_reader::copy_rtx_for_iterators): New method decl.
4611 (rtx_reader::read_conditions): New method decl.
4612 (rtx_reader::record_potential_iterator_use): New method decl.
4613 (rtx_reader::read_mapping): New method decl.
4614 (rtx_reader::read_rtx): New method decl.
4615 (rtx_reader::read_rtx_code): New method decl.
4616 (rtx_reader::read_rtx_operand): New method decl.
4617 (rtx_reader::read_nested_rtx): New method decl.
4618 (rtx_reader::read_rtx_variadic): New method decl.
4619 (rtx_reader::get_string_obstack): New method.
4620 (rtx_reader::get_md_constants): New method.
4621 (string_obstack): Convert global variable decl to...
4622 (rtx_reader::m_string_obstack): ...this new field.
4623 (rtx_reader::m_ptr_locs): New field.
4624 (rtx_reader::m_ptr_loc_obstack): New field.
4625 (rtx_reader::m_joined_conditions): New field.
4626 (rtx_reader::m_joined_conditions_obstack): New field.
4627 (rtx_reader::m_md_constants): New field.
4628 (rtx_reader::m_enum_types): New field.
4629 * read-rtl.c (apply_iterator_to_string): Convert to...
4630 (rtx_reader::apply_iterator_to_string): ...member function.
4631 (copy_rtx_for_iterators): Convert to...
4632 (rtx_reader::copy_rtx_for_iterators): ...member function.
4633 (add_condition_to_string): Use rtx_reader_ptr for
4634 calls join_c_conditions.
4635 (apply_iterators): Use rtx_reader_ptr for calls to
4636 join_c_conditions and copy_rtx_for_iterators.
4637 (read_conditions): Convert to...
4638 (rtx_reader::read_conditions): ...member function.
4639 (record_potential_iterator_use): Convert to...
4640 (rtx_reader::record_potential_iterator_use): ...member function.
4641 (read_mapping): Convert to...
4642 (rtx_reader::read_mapping): ...member function.
4643 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
4644 (read_rtx): Convert to...
4645 (rtx_reader::read_rtx): ...member function.
4646 (read_rtx_code): Convert to...
4647 (rtx_reader::read_rtx_code): ...member function.
4648 (read_rtx_operand): Convert to...
4649 (rtx_reader::read_rtx_operand): ...member function. Update for move
4650 of string_obstack to a field.
4651 (read_nested_rtx): Convert to..
4652 (rtx_reader::read_nested_rtx): ...member function.
4653 (read_rtx_variadic): Convert to..
4654 (rtx_reader::read_rtx_variadic): ...member function.
4656 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
4658 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
4660 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
4662 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
4663 for pointer type too.
4664 (ipcp_update_vr): set_ptr_nonnull for pointer.
4666 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
4668 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
4669 pt_solution_singleton_p.
4670 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
4671 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
4672 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
4673 pointer nonnull computed by VRP.
4674 Also Conservatively set pt.null to 1.
4675 (pt_solution_reset): Conservatively set pt.null to 1.
4676 (pt_solution_singleton_or_null_p): Renamed from
4677 pt_solution_singleton_p.
4678 * tree-ssanames.h (set_ptr_nonnull): Declare.
4679 (get_ptr_nonnull): Likewise.
4680 * tree-ssanames.c (set_ptr_nonnull): New.
4681 (get_ptr_nonnull): Likewise.
4682 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
4683 (evrp_dom_walker::before_dom_children): Likewise.
4685 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
4687 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
4688 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
4689 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
4690 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
4691 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
4692 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
4693 (rs6000_option_override_internal): Clear it if ABI_AIX.
4694 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
4695 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
4697 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4699 * gimple-ssa-strength-reduction.c (record_increment): Remove
4702 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
4704 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
4705 that the result is non-zero if it is true.
4706 (maybe_expand_shift): New wrapper around expand_shift_1.
4707 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
4709 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4711 PR tree-optimization/77916
4712 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
4713 Don't allow a MINUS_EXPR for pointer arithmetic for either known
4715 (record_increment): Increments of -1 for unknown strides just use
4716 a multiply initializer like other negative values.
4717 (analyze_increments): Remove stopgap solution for -1 increment
4718 applied to pointer arithmetic.
4720 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
4722 * dominance.c (dom_info::dom_info): Add new constructor for region
4723 which is vector of basic blocks.
4724 (dom_init): New method to initialize members common for both
4726 (dom_info::dom_info): Invoke dom_init for partial initialization.
4727 (dom_info::get_idom): Add check to corner cases on basic blocks which
4729 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
4730 to detect unreachable bbs.
4731 (dom_info::calc_idoms): Likewise.
4732 (compute_dom_fast_query_in_region): New function.
4733 (calculate_dominance_info_for_region): Likewise.
4734 (free_dominance_info_for_region): Likewise.
4735 * dominance.h: Add prototypes for introduced region-based functions
4736 tree-if-conv.c: (build_region): New function.
4737 (if_convertible_loop_p_1): Invoke local version of post-dominators
4738 calculation before basic block predication with subsequent freeing
4739 post-dominator info.
4740 (tree_if_conversion): Remove free of post-dominator info
4741 (pass_if_conversion::execute): Delete detection of infinite loops
4742 and fake edges to exit block since post-dominator calculation is
4743 performed per if-converted loop only.
4745 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
4748 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
4749 register explicitly.
4750 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
4751 optimizing for size.
4753 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4755 * config/aarch64/aarch64.c: Delete inclusion of
4756 cortex-a57-fma-steering.h.
4757 (aarch64_override_options): Delete call
4758 to aarch64_register_fma_steering.
4759 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
4760 * config/aarch64/cortex-a57-fma-steering.h: Delete.
4761 * config/aarch64/aarch64-passes.def: New file.
4762 * config/aarch64/cortex-a57-fma-steering.c
4763 (aarch64_register_fma_steering): Delete definition.
4764 (make_pass_fma_steering): Remove static qualifier.
4765 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
4766 (cortex-a57-fma-steering.o): Remove dependency on
4767 cortex-a57-fma-steering.h.
4769 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
4771 * explow.c (validize_mem): Do not modify the argument in-place.
4773 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
4775 * tree-streamer.c (record_common_node): Explicitly list expected
4778 2016-10-17 Richard Biener <rguenther@suse.de>
4780 PR tree-optimization/77988
4781 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
4783 2016-10-17 Marek Polacek <polacek@redhat.com>
4785 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
4787 2016-10-17 Richard Biener <rguenther@suse.de>
4789 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
4792 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4794 PR tree-optimization/71636
4795 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
4797 2016-10-17 Richard Biener <rguenther@suse.de>
4799 * gimplify.c (gimplify_function_tree): Do not move the outer
4802 2016-10-17 Jakub Jelinek <jakub@redhat.com>
4804 * langhooks.h (struct lang_hooks_for_decls): Remove
4805 function_decl_explicit_p, function_decl_deleted_p and
4806 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
4807 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
4808 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
4809 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
4810 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
4811 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
4812 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
4813 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
4814 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
4815 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
4816 * langhooks.c (lhd_decl_dwarf_attribute): New function.
4817 * dwarf2out.c (gen_subprogram_die): Use
4818 lang_hooks.decls.decl_dwarf_attribute instead of
4819 lang_hooks.decls.function_decl_*.
4821 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
4825 * common.opt (-ftrampolines): New option.
4826 * doc/invoke.texi (Code Gen Options): Document it.
4827 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
4828 * doc/tm.texi: Regenerate.
4829 * builtins.def: Add init_descriptor and adjust_descriptor.
4830 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
4831 on platforms with descriptors.
4832 (expand_builtin_init_descriptor): New function.
4833 (expand_builtin_adjust_descriptor): Likewise.
4834 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
4835 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
4836 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
4837 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
4838 Set STATIC_CHAIN_REG_P on the static chain register, if any.
4839 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
4840 (expand_call): Likewise. Move around call to prepare_call_address
4841 and pass all flags to it.
4842 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
4843 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
4844 (gimple_call_set_by_descriptor): New setter.
4845 (gimple_call_by_descriptor_p): New getter.
4846 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
4847 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
4848 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
4849 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
4850 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
4851 * rtl.h (STATIC_CHAIN_REG_P): New macro.
4852 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
4853 * target.def (custom_function_descriptors): New POD hook.
4854 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
4855 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
4856 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
4857 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
4858 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
4859 (build_common_builtin_nodes): Initialize init_descriptor and
4861 * tree-nested.c: Include target.h.
4862 (struct nesting_info): Add 'any_descr_created' field.
4863 (get_descriptor_type): New function.
4864 (lookup_element_for_decl): New function extracted from...
4865 (create_field_for_decl): Likewise.
4866 (lookup_tramp_for_decl): ...here. Adjust.
4867 (lookup_descr_for_decl): New function.
4868 (convert_tramp_reference_op): Deal with descriptors.
4869 (build_init_call_stmt): New function extracted from...
4870 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
4871 * defaults.h (FUNCTION_ALIGNMENT): Define.
4872 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
4873 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
4874 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
4875 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
4876 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
4878 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
4880 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
4881 constants in CONST_VECTORs.
4883 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
4885 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
4886 register as destination of bmask.
4887 (vector_init_bshuffle): Likewise.
4888 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
4889 (bmaskdi_vis): Enable only in 64-bit mode.
4891 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
4893 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
4894 make LR a separately shrink-wrapped component unless savres_strategy
4895 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
4896 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
4897 wrapping when not both {SAVE,REST}_INLINE_GPRS.
4899 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
4901 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
4902 and keep looping on failure.
4904 2016-10-14 David Malcolm <dmalcolm@redhat.com>
4906 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
4908 (print_rtx_function): Update example in comment for...
4909 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
4910 non-virtual pseudos with a '%' sigil followed by the regno, offset
4911 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
4912 pseudo is dumped as "%0".
4914 2016-10-14 Jakub Jelinek <jakub@redhat.com>
4917 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
4920 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
4922 * config/sparc/sparc-passes.def: New file.
4923 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
4924 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
4925 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
4927 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
4929 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
4930 loop peel to loops with exit test at the beginning.
4932 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
4934 PR rtl-optimization/68212
4935 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
4936 frequency when computing scale factor for peeled copies.
4937 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
4938 values for switch/peel blocks/edges.
4940 2016-10-14 Pedro Alves <palves@redhat.com>
4942 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
4944 2016-10-14 Catherine Moore <clm@codesourcery.com>
4946 * config/mips/mips.c (mips_prepare_pch_save): Initialize
4947 micromips_globals to zero.
4949 2016-10-14 Richard Biener <rguenther@suse.de>
4951 PR tree-optimization/77979
4952 * tree-vrp.c (compare_name_with_value): Handle released SSA names
4953 in the equivalency sets.
4954 (compare_names): Likewise.
4956 2016-10-14 Martin Liska <mliska@suse.cz>
4958 * builtins.h(target_char_cst_p): Declare the function.
4959 * builtins.c (fold_builtin_memchr): Remove.
4960 (target_char_cst_p): Move the function from gimple-fold.c.
4961 (fold_builtin_3): Do not call the function.
4962 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
4963 (gimple_fold_builtin): Call the function.
4964 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
4966 2016-10-14 Martin Liska <mliska@suse.cz>
4968 * builtins.c (fold_builtin_strcmp): Remove function.
4969 (fold_builtin_strncmp): Likewise.
4970 (fold_builtin_2): Remove call of the function.
4971 (fold_builtin_3): Likewise.
4972 * fold-const-call.c (fold_const_call): Add constant folding
4973 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
4974 * fold-const-call.h (build_cmp_result): Declare the function.
4975 * gimple-fold.c (gimple_load_first_char): New function.
4976 (gimple_fold_builtin_string_compare): Likewise.
4977 (gimple_fold_builtin): Call the function.
4979 2016-10-14 Nathan Sidwell <nathan@acm.org>
4981 * gcov-io.c (gcov_open): Deconstify 'mode'.
4983 2016-10-14 Martin Liska <mliska@suse.cz>
4985 * fold-const.c (c_getstr): Support of properly \0-terminated
4986 string constants. New argument is added.
4987 * fold-const.h: New argument is added.
4989 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4991 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
4993 (aarch64_print_hint_for_core): Likewise.
4994 (aarch64_print_hint_for_arch): Likewise.
4995 (aarch64_validate_march): Use it. Fix indentation in type signature.
4996 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
4997 (aarch64_validate_mtune): Likewise.
4998 (aarch64_handle_attr_arch): Likewise.
4999 (aarch64_handle_attr_cpu): Likewise.
5000 (aarch64_handle_attr_tune): Likewise.
5002 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5004 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
5007 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
5009 * config/m68k/m68k.c (m68k_option_override): Check
5010 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
5011 instead of stack_limit_rtx.
5013 2016-10-13 Jakub Jelinek <jakub@redhat.com>
5015 * dwarf2out.c (gen_member_die): Handle inline static data member
5018 2016-10-13 Nathan Sidwell <nathan@acm.org>
5020 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
5021 gcov_var.mode. Remove unnecessary fstat.
5023 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
5026 * function.c (thread_prologue_and_epilogue_insns): Call all
5027 make_*logue_seq in the same order as traditional. Call them
5028 all a second time if shrink_wrapped_separate.
5030 2016-10-13 Marek Polacek <polacek@redhat.com>
5032 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
5033 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
5036 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5038 PR tree-optimization/77937
5039 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
5040 to infinite when we have a pointer with an increment of -1.
5042 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
5044 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
5046 * memmodel.h: This file.
5047 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
5048 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
5049 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
5050 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
5051 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
5052 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
5053 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
5054 compare-elim.c, config/aarch64/aarch64-builtins.c,
5055 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
5056 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
5057 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
5058 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
5059 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
5060 config/darwin.c, config/epiphany/epiphany.c,
5061 config/epiphany/mode-switch-use.c,
5062 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
5063 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
5064 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
5065 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
5066 config/m68k/m68k.c, config/mcore/mcore.c,
5067 config/microblaze/microblaze.c, config/mmix/mmix.c,
5068 config/mn10300/mn10300.c, config/moxie/moxie.c,
5069 config/msp430/msp430.c, config/nds32/nds32-cost.c,
5070 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
5071 config/nds32/nds32-memory-manipulation.c,
5072 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
5073 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
5074 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
5075 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
5076 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
5077 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
5078 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
5079 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
5080 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
5081 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
5082 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
5083 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
5084 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
5085 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
5086 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
5087 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
5088 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
5089 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
5090 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
5091 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
5092 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
5093 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
5094 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
5095 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
5096 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
5097 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
5098 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
5099 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
5100 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
5101 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
5102 var-tracking.c, varasm.c: Include memmodel.h.
5103 * genattrtab.c (write_header): Include memmodel.h in generated file.
5104 * genautomata.c (main): Likewise.
5105 * gengtype.c (open_base_files): Likewise.
5106 * genopinit.c (main): Likewise.
5107 * genconditions.c (write_header): Include memmodel.h earlier in
5109 * genemit.c (main): Likewise.
5110 * genoutput.c (output_prologue): Likewise.
5111 * genpeep.c (main): Likewise.
5112 * genpreds.c (write_insn_preds_c): Likewise.
5113 * genrecog.c (write_header): Likewise.
5114 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
5116 2016-10-13 David Malcolm <dmalcolm@redhat.com>
5118 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
5119 for new "compact" param of print_rtx_function. Check for "cinsn"
5121 * print-rtl-function.c (flag_compact): New decl.
5122 (print_rtx_function): Add param "compact" and use it to set
5123 flag_compact, adding a description of the effect to the leading
5124 comment, and updating the example output.
5125 * print-rtl.c (flag_compact): New variable.
5126 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
5128 (print_rtx_operand_code_i): When printing source locations, wrap
5129 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
5130 (print_rtx_operand_code_r): Don't print regnos for hard regs and
5131 virtuals in compact mode.
5132 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
5133 apart from in LABEL_REFs.
5134 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
5135 Don't print basic block ids in compact mode.
5136 (print_rtx): In compact mode, prefix the code of insns with "c",
5137 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
5138 * print-rtl.h (print_rtx_function): Add "compact" param.
5140 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
5142 * arm.h (TARGET_VFP): Delete.
5143 (TARGET_VFPD32): Remove references to TARGET_VFP.
5144 (TARGET_VFP3, TARGET_VFP5): Likewise.
5145 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
5146 (TARGET_NEON_FP16): Likewise.
5147 (TARGET_FMA): Likewise.
5148 (TARGET_CRYPTO): Likewise.
5149 (TARGET_NEON): Likewise.
5150 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5151 (FUNCTION_ARG_REGNO_P): Likewise.
5152 * arm.c (arm_option_check_internal): Likewise.
5153 (arm_option_override): Likewise.
5154 (use_return_insn): Likewise.
5155 (arm_function_value_regno_p): Likewise.
5156 (arm_apply_result_size): Likewise.
5157 (use_vfp_abi): Likewise.
5158 (arm_legitimate_address_outer_p): Likewise.
5159 (thumb2_legitimate_address_p): Likewise.
5160 (arm_legitimate_index_p): Likewise.
5161 (thumb2_legitimate_index_p): Likewise.
5162 (arm_legitimate_address): Likewise.
5163 (arm_get_vfp_saved_size): Likewise.
5164 (arm_emit_vfp_multi_reg_pop): Likewise.
5165 (arm_get_frame_offsets): Likewise.
5166 (arm_save_coproc_regs): Likewise.
5167 (arm_hard_regno_mode_ok): Likewise.
5168 (arm_expand_epilogue_apcs_frame): Likewise.
5169 (arm_expand_epilogue): Likewise.
5170 (arm_file_start): Likewise.
5171 (arm_conditional_register_usage): Likewise.
5172 (arm_validize_comparison): Use vfp_compare_operand directly.
5173 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
5174 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
5176 (arm_atomic_assign_expand_fenv): Likewise.
5177 * arm.md (divsf3): Likewise.
5178 (arm_negsi2): Likewise.
5180 (arm_movdi): Likewise.
5181 (arm_movt): Likewise.
5182 (cbranchsf4): Change predicate to vfp_compare_operand.
5183 (cbranchdf4): Change predicate to vfp_compare_operand.
5184 (cstorehf4): Change predicate to vfp_compare_operand.
5185 (cstoresf4): Change predicate to vfp_compare_operand.
5186 (cstoredf4): Change predicate to vfp_compare_operand.
5187 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
5188 (movhi_insn_arch4, movhi_bytes): Likewise.
5189 * constraints.md (Dt): Likewise.
5191 * iterators.md (SDF): Likewise.
5192 * predicates.md (arm_float_compare_operand): Delete.
5193 (const_double_vcvt_power_of_two_reciprocal): Remove references to
5195 (const_double_vcvt_power_of_two): Likewise.
5196 * thumb2.md thumb2_movsi_insn): Likewise.
5197 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
5198 (movhf_vfp): Likewise.
5199 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
5200 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
5201 (movsf_vfp, thumb2_movsf_vfp): Likewise.
5202 (movdf_vfp, thumb2_movdf_vfp): Likewise.
5203 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
5204 (subsf3_vfp, divsf3_vfp): Likewise.
5205 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
5206 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
5207 (mulsf3negsfsubsf_vfp): Likewise.
5208 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
5209 (floatunssisf2, sqrtsf2_vfp): Likewise.
5210 (movcc_vfp): Likewise.
5211 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
5212 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
5213 (push_multi_vfp): Likewise.
5214 (set_fpscr, get_fpscr): Likewise.
5215 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
5217 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
5219 * arm.h (TARGET_VFP): Unconditionally define to 1.
5220 (arm_fpu_desc): Remove 'model' field.
5221 (TARGET_FPU_MODEL): Delete.
5222 * arm.c (all_fpus): Don't initialize the model field.
5223 (arm_can_inline_p): Don't check the FPU model.
5224 * arm-fpus.def: Remove redundant model field from all FPU
5227 2016-10-13 Richard Biener <rguenther@suse.de>
5230 * genmatch.c (struct capture): Add value_match member.
5231 (commutate): Preserve value_match.
5232 (lower_opt_convert): Likewise.
5233 (lower_cond): Likewise.
5234 (replace_id): Likewise.
5235 (struct dt_operand): Add value_match member.
5236 (decision_tree::cmp_node): Compare it.
5237 (decision_tree::insert_operand): Honor it when finding and
5238 when appending a DT_MATCH.
5239 (dt_operand::gen_match_op): Generate a type check after
5240 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
5241 (parser::get_internal_capture_id): New helper.
5242 (parser::finish_match_operand): New function lowering @@<id>.
5243 (parser::parse_capture): Parse @@<id> as value-match.
5244 (parser::parse_expr): Use get_internal_capture_id.
5245 (parser::parse_simplify): Call finish_match_operand.
5246 (walk_captures): New helper.
5247 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
5249 ((X /[ex] A) * A -> X): Likewise.
5250 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
5251 convert[12] and value-matching.
5252 ((A | B) & (A | C) -> A | (B & C)): Likewise.
5253 ((X | Y) | Y -> X | Y): Likewise.
5254 ((X ^ Y) ^ Y -> X): Likewise.
5255 (A - (A & B) -> ~B & A): Likewise.
5256 ((T)(P + A) - (T)P -> (T) A): Likewise.
5257 ((T)P - (T)(P + A) -> -(T) A): Likewise.
5258 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
5259 * doc/match-and-simplify.texi: Amend capture section.
5261 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
5263 * config/arc/arc.md (umul_600): Remove predicated variant.
5264 (umul64_600): Likewise.
5266 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
5268 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
5270 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5272 * tree-vect-loop.c (loop_niters_no_overflow): New func.
5273 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
5274 no-overflow information to vect_do_peeling_for_loop_bound and
5275 vect_gen_vector_loop_niters.
5277 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5279 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
5282 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5284 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
5285 adjust_vec automatically.
5286 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
5287 param exit_bb to guard_to.
5288 (slpeel_checking_verify_cfg_after_peeling):
5289 (set_prologue_iterations):
5290 (create_lcssa_for_virtual_phi): New func which is factored out from
5291 slpeel_tree_peel_loop_to_edge.
5292 (slpeel_tree_peel_loop_to_edge):
5293 (iv_phi_p): New func.
5294 (vect_can_advance_ivs_p): Call iv_phi_p.
5295 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
5296 new gimple stmts in basic block.
5297 (vect_gen_niters_for_prolog_loop): Rename to...
5298 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
5299 adjust implementation.
5300 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
5301 sizetype if necessary.
5302 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
5303 it to external function.
5304 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
5305 (vect_gen_vector_loop_niters_mult_vf): New.
5306 (slpeel_update_phi_nodes_for_loops): New.
5307 (slpeel_update_phi_nodes_for_guard1): Reimplement.
5308 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
5309 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
5310 * tree-vect-loop.c (vect_build_loop_niters): Move to file
5311 tree-vect-loop-manip.c
5312 (vect_generate_tmps_on_preheader): Delete.
5313 (vect_transform_loop): Rename vectorization_factor to vf. Call
5314 vect_do_peeling instead of vect_do_peeling-* functions.
5315 * tree-vectorizer.h (vect_do_peeling): New decl.
5316 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
5317 (vect_do_peeling_for_loop_bound): Delete.
5318 (vect_do_peeling_for_alignment): Delete.
5320 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5322 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
5323 duplicated loop after its preheader and after the original loop.
5325 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5327 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
5328 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
5330 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5332 * tree-vect-loop.c (vectorizable_live_operation): Support handling
5333 for live variable outside loop but not in lcssa form.
5335 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5337 * cfg.c (reset_original_copy_tables): New func.
5338 * cfg.h (reset_original_copy_tables): New decl.
5340 2016-10-13 Jakub Jelinek <jakub@redhat.com>
5343 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
5345 * varasm.c (default_binds_local_p_3): Formatting fix.
5347 2016-10-13 Bin Cheng <bin.cheng@arm.com>
5349 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
5351 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
5352 Remove useless code.
5354 2016-10-13 Martin Liska <mliska@suse.cz>
5356 PR tree-optimization/77943
5357 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
5358 a different EH landing pads.
5360 2016-10-13 Jakub Jelinek <jakub@redhat.com>
5363 * hooks.h (hook_tree_void_null): Declare.
5364 * hooks.c (hook_tree_void_null): New function.
5365 * langhooks.c (lhd_return_null_tree_v): Remove.
5366 * langhooks-def.h (lhd_return_null_tree_v): Remove.
5367 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
5368 set y to const0_rtx.
5369 * function.c (stack_protect_epilogue): Likewise.
5370 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
5371 if TARGET_THREAD_SSP_OFFSET is defined.
5372 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
5373 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
5374 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
5375 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
5376 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
5377 (ix86_stack_protect_guard): New function.
5379 2016-10-13 Richard Biener <rguenther@suse.de>
5381 * dwarf2out.c (tree_add_const_value_attribute): Do not try
5382 rtl_for_decl_init during early phase.
5383 (gen_variable_die): Do not create locations during early phase.
5384 (gen_label_die): Likewise.
5385 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
5388 2016-10-12 Richard Biener <rguenther@suse.de>
5390 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
5391 try_add_new_range and made to eturn new range.
5392 (evrp_dom_walker::before_dom_children): Push op1 value range before
5393 pushing op0 value range.
5395 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5397 PR tree-optimization/77937
5398 * gimple-ssa-strength-reduction.c (analyze_increments): Use
5399 POINTER_TYPE_P on the candidate type to determine whether
5400 candidates in this chain require pointer arithmetic.
5402 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
5404 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
5405 correction if the type is smaller than a word.
5406 (visium_select_cc_mode): Add ... fall through ... comment.
5408 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5410 * config/rs6000/rs6000.c (machine_function): Add new fields
5411 gpr_is_wrapped_separately and lr_is_wrapped_separately.
5412 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
5413 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
5414 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
5415 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
5416 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
5417 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
5418 (rs6000_get_separate_components): New function.
5419 (rs6000_components_for_bb): New function.
5420 (rs6000_disqualify_components): New function.
5421 (rs6000_emit_prologue_components): New function.
5422 (rs6000_emit_epilogue_components): New function.
5423 (rs6000_set_handled_components): New function.
5424 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
5425 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
5426 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
5427 (rs6000_emit_epilogue): Don't emit GPR restores if
5428 gpr_is_wrapped_separately for that register. Don't make a
5429 REG_CFA_RESTORE note for registers we did not restore, either.
5431 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5433 * function.c (thread_prologue_and_epilogue_insns): Call
5434 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
5435 if it has possibly changed. Compute the split_prologue_seq and
5436 epilogue_seq later, too.
5437 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
5438 (dump_components): New function.
5439 (struct sw): New struct.
5441 (init_separate_shrink_wrap): New function.
5442 (fini_separate_shrink_wrap): New function.
5443 (place_prologue_for_one_component): New function.
5444 (spread_components): New function.
5445 (disqualify_problematic_components): New function.
5446 (emit_common_heads_for_components): New function.
5447 (emit_common_tails_for_components): New function.
5448 (insert_prologue_epilogue_for_components): New function.
5449 (try_shrink_wrapping_separate): New function.
5450 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
5452 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5454 * regrename.c (build_def_use): Invalidate chains that have a
5455 REG_CFA_RESTORE on some instruction.
5457 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5459 * dce.c (delete_unmarked_insns): Don't delete instructions with
5460 a REG_CFA_RESTORE note.
5462 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5464 * common.opt (-fshrink-wrap-separate): New flag.
5465 * doc/invoke.texi: Document it.
5466 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
5467 * doc/tm.texi: Regenerate.
5468 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
5469 * target.def (shrink_wrap): New hook vector.
5470 (get_separate_components, components_for_bb, disqualify_components,
5471 emit_prologue_components, emit_epilogue_components,
5472 set_handled_components): New hooks.
5474 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
5476 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
5477 vector return by reference only if -Wpsabi.
5478 (rs6000_pass_by_reference): Similarly, for argument passing.
5480 2016-10-12 David Malcolm <dmalcolm@redhat.com>
5482 * function-tests.c: Include "print-rtl.h".
5483 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
5484 function, and verify what is dumped.
5485 * print-rtl-function.c (print_edge): New function.
5486 (begin_any_block): New function.
5487 (end_any_block): New function.
5488 (can_have_basic_block_p): New function.
5489 (print_rtx_function): Track the basic blocks of insns in the
5490 chain, wrapping those that are within blocks within "(block)"
5491 directives. Remove the "(cfg)" directive.
5493 2016-10-12 David Malcolm <dmalcolm@redhat.com>
5495 * selftest.c (selftest::read_file): New function.
5496 (selftest::test_read_file): New function.
5497 (selftest::selftest_c_tests): Call test_read_file.
5498 * selftest.h (selftest::read_file): New decl.
5500 2016-10-12 Richard Biener <rguenther@suse.de>
5503 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
5506 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
5508 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
5510 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
5511 dwarf2out_assembly_start.
5513 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
5515 * Makefile.in (SELFTEST_FLAGS): New variable.
5516 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
5518 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
5521 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
5523 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
5524 dumped in RTL dumps.
5526 2016-10-12 Martin Liska <mliska@suse.cz>
5528 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
5529 (gimple_fold_builtin_memory_op): Use the function.
5530 (gimple_fold_builtin_strchr): Likewise.
5531 (gimple_fold_builtin_strcat): Likewise.
5532 (gimple_build): Likewise.
5534 2016-10-12 Nathan Sidwell <nathan@acm.org>
5536 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
5538 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
5540 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
5541 equivalent 32-bit constant (modulo 2**32) when that yields
5542 smaller instructions.
5543 (size_of_int_loc_descriptor): Update accordingly.
5545 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
5547 * dwarf2out.c (dwarf2out_early_global_decl): For nested
5548 functions, call dwarf2out_decl on the parent function first.
5550 2016-10-12 Richard Biener <rguenther@suse.de>
5552 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
5555 2016-10-12 Richard Biener <rguenther@suse.de>
5557 * tree-ssa-propagate.c
5558 (substitute_and_fold_dom_walker::before_dom_children): Do not
5559 ignore ASSERT_EXPRs but only preserve them.
5560 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
5561 that have been propagated into.
5562 (vrp_finalize): Enable DCE for substitute_and_fold.
5564 2016-10-12 Richard Biener <rguenther@suse.de>
5566 PR tree-optimization/77920
5567 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
5568 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
5569 (simplify_abs_using_ranges): Likewise.
5570 (simplify_conversion_using_ranges): Likewise.
5571 (simplify_stmt_using_ranges): Adjust.
5573 2016-10-12 Jakub Jelinek <jakub@redhat.com>
5575 PR tree-optimization/77929
5576 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
5577 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
5579 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5582 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
5583 needs a base register for arg 1.
5585 2016-10-12 Jakub Jelinek <jakub@redhat.com>
5587 * common.opt (Wimplicit-fallthrough) Turn into alias to
5588 -Wimplicit-fallthrough=3. Remove EnabledBy.
5589 (Wimplicit-fallthrough=): New option.
5590 * gimplify.c (warn_implicit_fallthrough_r): Use
5591 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
5592 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
5593 to -Wimplicit-fallthrough=3.
5594 (-Wimplicit-fallthrough=): Document.
5596 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
5598 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
5599 and GEU in DImode if TARGET_SUBXC.
5600 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
5601 (seqdi<W:mode>_zero_subxc): Delete.
5602 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
5603 (neg_seqdi<W:mode>_zero_vis3): Delete.
5604 (plus_seqdi<W:mode>_zero): Likewise.
5605 (minus_seqdi<W:mode>_zero): Likewise.
5606 (plus_plus_sltu<W:mode>): Accept only register.
5607 (addx<W:mode>): Likewise.
5608 (plus_sltu<W:mode>_vis3): Likewise.
5609 (plus_plus_sltu<W:mode>_vis3): Likewise.
5610 (neg_sgeu<W:mode>_vis3): Delete.
5611 (minus_sgeu<W:mode>_vis3): Likewise.
5612 (addxc<W:mode>): Accept only registers.
5613 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
5614 (minus_neg_sltu<W:mode>_subxc): Accept only register.
5615 (neg_plus_sltu<W:mode>_subxc): Likewise.
5616 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
5617 (minus_minus_sltu<W:mode>_subxc): Accept only register.
5618 (sgeu<W:mode>_insn_subxc): Delete.
5619 (plus_sgeu<W:mode>_subxc): Likewise.
5620 (subxc<W:mode>): Accept only register.
5621 (scc splitter): Split always GEU again.
5623 2016-10-11 Jeff Law <law@redhat.com>
5625 PR tree-optimization/77424
5626 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
5627 dead conditionals. Assert that all e->aux fields are NULL.
5629 2016-10-11 David Malcolm <dmalcolm@redhat.com>
5631 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
5632 operand-printing "switch" statement into...
5633 (print_rtx_operand_code_0): ...this new function, ...
5634 (print_rtx_operand_code_e): ...this new function, ...
5635 (print_rtx_operand_codes_E_and_V): ...this new function, ...
5636 (print_rtx_operand_code_i): ...this new function, ...
5637 (print_rtx_operand_code_r): ...this new function, ...
5638 (print_rtx_operand_code_u): ...this new function, ...
5639 (print_rtx_operand): ...and this new function.
5641 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
5643 * config/alpha/alpha-passes.def: New file.
5644 * config/alpha/t-alpha: New file.
5645 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
5646 (make_pass_handle_trap_shadows): New prototype.
5647 (make_pass_align_insns): Ditto.
5648 * config/alpha/alpha.c (alpha_option_override): Don't register
5650 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
5652 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5655 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
5656 distinct __ibm128 IBM extended double type if long doubles are
5657 128-bits and the default format for long double is IEEE 128-bit.
5659 2016-10-11 Richard Biener <rguenther@suse.de>
5661 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
5662 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
5663 (verify_die): New function.
5664 (dwarf2out_finish): Call it.
5665 (output_line_info): Handle case of -gsplit-dwarf without
5666 DWARF2_ASM_LINE_DEBUG_INFO.
5668 2016-10-11 Richard Biener <rguenther@suse.de>
5671 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
5672 sub-chains of BLOCK_VARS and gimple_bind_vars.
5674 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
5676 * config/i386/znver1.md : Fix imov/imovx load type reservations.
5678 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
5680 * config/sparc/sparc.opt (msubxc): New option.
5681 * doc/invoke.texi (SPARC options): Document it and tidy up.
5682 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
5683 * doc/tm.texi: Regenerate.
5684 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
5686 (CCX_NOOV): Rename into...
5690 * config/sparc/predicates.m (fcc_register_operand): Simplify.
5691 (fcc0_register_operand): Likewise.
5692 (icc_register_operand): New.
5693 (icc_or_fcc_register_operand): Simplify.
5694 (nz_comparison_operator): New.
5695 (c_comparison_operator): Likewise.
5696 (noov_compare_operator): Rename into...
5697 (icc_comparison_operator): ...this. Use above predicates.
5698 (noov_compare64_operator): Rename into...
5699 (v9_comparison_operator): ...this and tidy up.
5700 (fcc_comparison_operator): New.
5701 (icc_or_fcc_comparison_operator): Likewise.
5702 (v9_register_compare_operator): Rename info...
5703 (v9_register_comparison_operator): ...this.
5704 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
5705 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
5707 (sparc_fixed_condition_code_regs): New function.
5708 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
5709 renaming and add support for CCC/CCXC.
5710 (output_cbranch): Likewise.
5711 (sparc_print_operand): Likewise.
5712 (gen_v9_scc): Remove obsolete assertion.
5713 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
5714 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
5715 (output_cbcond): Remove bogus handling of CC modes.
5716 (sparc_register_move_cost): Return 100 for NO_REGS.
5717 * config/sparc/sparc.md (W): New mode iterator.
5718 (length): Adjust for noov_compare64_operator renaming.
5719 (cmpsi_sne): New instruction.
5720 (cmpdi_sne): Likewise.
5721 (seqdi_special): Delete.
5722 (seqdi_special): Likewise.
5723 (snesi<P:mode>_special): Likewise.
5724 (snedi_special): Likewise.
5725 (snedi_special_vis3): Likewise.
5726 (snesi patterns): Use W iterator.
5727 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
5728 (sltu patterns): Likewise.
5729 (sgeu patterns): Likewise.
5730 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
5731 (normal_branch): Use icc_comparison_operator predicate.
5732 (inverted_branch): Likewise.
5733 (cbcond_sp32): Use comparison_operator predicate.
5734 (cbcond_sp64): Likewise.
5735 (normal_int_branch_sp64): Adjust for renaming
5736 (inverted_int_branch_sp64): Likewise.
5737 (mov<I:mode>_cc_reg_sp64): Likewise.
5738 (movsf_cc_reg_sp6): Likewise.
5739 (movdf_cc_reg_sp64): Likewise.
5740 (movtf_cc_reg_hq_sp64): Likewise.
5741 (movtf_cc_reg_sp64): Likewise.
5742 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
5743 (movsf_cc_v9): Likewise.
5744 (movdf_cc_v9): Likewise.
5745 (movtf_cc_hq_v9): Likewise.
5746 (movtf_cc_v9): Likewise.
5747 (adddi3): Call gen_adddi3_sp32.
5748 (adddi3_insn_sp32): Rename to...
5749 (adddi3_sp32): ...this. Accept only register_operand as operand #1
5750 and use CCCmode for the carry.
5751 (addx_extend_sp32): Use CCCmode for the carry.
5752 (addx_extend_sp64): Delete.
5753 (adddi3_extend_sp32): Use CCCmode for the carry.
5754 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
5755 (subdi3): Call gen_subdi3_sp32.
5756 (subdi3_insn_sp32): Rename to...
5757 (subdi3_sp32): ...this and use CCmode for the carry.
5758 (subx_extend_sp32): Use CCCmode for the carry.
5759 (subx_extend_sp64): Delete.
5760 (subdi3_extend_sp32): Use CCmode for the carry.
5761 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
5762 (negdi3): Call gen_negdi3_sp32.
5763 (negdi3_sp32): Use CCCmode for the carry.
5764 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
5765 (cmp_nz_ashift_1): Use CCNZ mode.
5766 (cmp_nz_set_ashift_1): Likewise.
5767 (ctrapsi4): Use comparison_operator predicate.
5768 (ctrapdi4): Likewise.
5769 (trapsi_insn): Use icc_comparison_operator predicate.
5770 (trapdi_insn): Likewise.
5771 (edge8 patterns): Use CCNZmode.
5772 (edge16 patterns): Likewise.
5773 (edge32 patterns): Likewise.
5775 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
5777 * config/visium/visium-modes.def (CC_NOOV): Rename into...
5779 (CC_BTST): Rename into...
5781 * config/visium/predicates.md (real_add_operand): New.
5782 (visium_btst_operator): Rename into...
5783 (visium_equality_comparison_operator): ...this.
5784 (visium_noov_operator): Rename into...
5785 (visium_nz_comparison_operator): ...this.
5786 (visium_c_comparison_operator): New.
5787 (visium_branch_operator): Adjust and deal with all CC modes.
5788 * config/visium/visium.c (visium_adjust_cost): Adjust.
5789 (visium_split_double_add): Use the *_set_carry patterns.
5790 (visium_select_cc_mode): Add support for CCC mode and adjust.
5791 (output_cbranch): Adjust and use the carry-based operators for
5792 floating-point comparisons.
5793 * config/visium/visium.md (flags_subst_arith): Adjust.
5794 (addsi3_insn_set_carry): New instruction.
5795 (subsi3_insn_set_carry): Likewise.
5796 (negsi2_insn_set_carry): Likewise.
5798 (cmp<mode>_sne): Likewise.
5799 (cbranch<mode>4): Use ordered_comparison_operator.
5800 (cbranch<mode>4_insn): Likewise.
5801 (cbranchsi4_btst_insn): Adjust.
5803 2016-10-11 Tom de Vries <tom@codesourcery.com>
5806 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
5809 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
5811 * tree.h (build_complex_type): Add second parameter with default.
5812 * tree.c (build_complex_type): Add NAMED second parameter and adjust
5813 recursive call. Create a TYPE_DECL only if NAMED is true.
5814 (build_common_tree_nodes): Pass true in calls to build_complex_type.
5816 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
5818 New avr-passes.def to register AVR specific passes.
5820 * config/avr/avr-passes.def: New file.
5821 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
5822 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
5823 (make_avr_pass_recompute_note): New proto.
5824 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
5825 (avr_pass_recompute_notes): Use anonymous namespace.
5826 (avr_register_passes): Remove function...
5827 (avr_option_override): ...and its call.
5829 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
5831 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
5832 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
5833 PTF_AVOID_BRANCHLIKELY_SPEED for others.
5834 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
5836 * config/mips/mips.c (mips_option_override): Enable the branch
5837 likely depending on the tune flags and optimization level.
5838 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
5839 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
5840 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
5841 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
5843 2016-10-11 Richard Biener <rguenther@suse.de>
5845 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
5846 (output_function): Properly stream the whole block tree.
5847 * lto-streamer-in.c (input_function): Likewise.
5849 2016-10-11 Marek Polacek <polacek@redhat.com>
5851 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
5853 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
5855 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
5856 (evrp_dom_walker::before_dom_children): Infer and push new value
5857 ranges for x in y < x.
5859 2016-10-10 Joseph Myers <joseph@codesourcery.com>
5862 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
5863 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
5864 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
5865 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
5866 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
5867 (IA64_NO_LIBGCC_TFMODE): Likewise.
5869 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
5871 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
5874 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
5876 * config.gcc: Add aarch64-*-freebsd* support.
5877 * config.host: Likewise.
5878 * config/aarch64/aarch64-freebsd.h: New file.
5879 * config/aarch64/t-aarch64-freebsd: Ditto.
5881 2016-10-10 Jeff Law <law@redhat.com>
5883 PR tree-optimization/71947
5884 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
5885 B with A within a single statement.
5887 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5889 PR tree-optimization/77824
5890 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
5891 zero cost for copies.
5892 (find_candidates_dom_walker::before_dom_children): Replace
5893 MODIFY_EXPR with SSA_NAME.
5894 (replace_mult_candidate): Likewise.
5895 (replace_profitable_candidates): Likewise.
5897 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5899 * config/s390/s390.h: Wrap more macros args in brackets and fix
5901 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
5903 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
5905 2016-10-10 Andreas Schwab <schwab@suse.de>
5908 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
5909 pseudo is not DImode.
5911 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
5913 * common/config/arc/arc-common.c (arc_option_optimization_table):
5914 Remove compact casesi option.
5915 * config/arc/arc.c (arc_override_options): Use compact casesi
5916 option only for pre-ARCv2 cores.
5917 * doc/invoke.texi (mcompact-casesi): Update text.
5919 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5921 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
5922 Add macro to say we can efficiently handle overlapping unaligned
5924 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
5925 poor code for processors older than p8.
5927 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
5929 * gen-pass-instances.awk: Remove GNUism.
5931 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5933 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
5934 NULL of (*ipcp_transformations)][node->uid].
5936 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
5938 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
5939 (MALLOC_ABI_ALIGNMENT): Define.
5941 2016-10-09 Jakub Jelinek <jakub@redhat.com>
5943 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
5944 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
5945 VAR_OR_FUNCTION_DECL_P macros.
5946 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
5947 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
5948 chkp_find_bounds_1): Likewise.
5949 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
5950 * hsa-gen.c (get_symbol_for_decl): Likewise.
5951 * cgraphunit.c (check_global_declaration, analyze_functions,
5952 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
5954 * gimple-fold.c (can_refer_decl_in_current_unit_p,
5955 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
5957 * tree.c (set_decl_section_name, copy_node_stat,
5958 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
5959 merge_dllimport_decl_attributes, handle_dll_attribute,
5960 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
5961 verify_type): Likewise.
5962 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
5963 find_explicit_erroneous_behavior): Likewise.
5964 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
5965 * ipa.c (process_references): Likewise.
5966 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
5967 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
5968 notice_global_symbol, assemble_variable, mark_decl_referenced,
5969 build_constant_desc, output_constant_def_contents, do_assemble_alias,
5970 make_decl_one_only, default_section_type_flags,
5971 categorize_decl_for_section, default_encode_section_info): Likewise.
5972 * trans-mem.c (requires_barrier): Likewise.
5973 * gimple-expr.c (mark_addressable): Likewise.
5974 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
5975 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
5976 expand_debug_expr): Likewise.
5977 * tree-dump.c (dequeue_and_dump): Likewise.
5978 * ubsan.c (instrument_bool_enum_load): Likewise.
5979 * tree-pretty-print.c (print_declaration): Likewise.
5980 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5981 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
5982 * asan.c (asan_protect_global, instrument_derefs): Likewise.
5983 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
5984 pass_build_ssa::execute): Likewise.
5985 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
5986 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
5988 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
5990 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
5991 can_be_nonlocal, remap_decls, copy_debug_stmt,
5992 initialize_inlined_parameters, add_local_variables,
5993 reset_debug_binding, replace_locals_op): Likewise.
5994 * dse.c (can_escape): Likewise.
5995 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
5997 * tree-diagnostic.c (default_tree_printer): Likewise.
5998 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
5999 unpack_ts_decl_with_vis_value_fields,
6000 lto_input_ts_decl_common_tree_pointers): Likewise.
6001 * builtins.c (builtin_save_expr, fold_builtin_expect,
6002 readonly_data_expr): Likewise.
6003 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
6004 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
6006 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
6007 * gimplify.c (force_constant_size, gimplify_bind_expr,
6008 gimplify_decl_expr, gimplify_var_or_parm_decl,
6009 gimplify_compound_lval, gimplify_init_constructor,
6010 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
6011 gimplify_type_sizes): Likewise.
6012 * cgraphbuild.c (record_reference, record_type_list, mark_address,
6013 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
6014 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
6015 remove_unused_locals): Likewise.
6016 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
6017 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
6018 * function.c (instantiate_expr, instantiate_decls_1,
6019 setjmp_vars_warning, add_local_decl): Likewise.
6020 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
6022 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
6023 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
6024 optimize_va_list_gpr_fpr_size): Likewise.
6025 * tree-nrv.c (pass_nrv::execute): Likewise.
6026 * tsan.c (instrument_expr): Likewise.
6027 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6028 * vtable-verify.c (verify_bb_vtables): Likewise.
6029 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
6030 get_ref_base_and_extent): Likewise.
6031 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
6033 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
6034 analyze_all_variable_accesses): Likewise.
6035 * tree-nested.c (get_nonlocal_debug_decl,
6036 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
6037 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
6038 get_local_debug_decl, convert_local_omp_clauses,
6039 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
6041 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
6042 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
6043 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
6044 dbxout_symbol, dbxout_common_check): Likewise.
6045 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
6046 string_constant): Likewise.
6047 * hsa.c (hsa_get_declaration_name): Likewise.
6048 * passes.c (rest_of_decl_compilation): Likewise.
6049 * tree-ssanames.c (make_ssa_name_fn): Likewise.
6050 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
6051 pack_ts_decl_with_vis_value_fields,
6052 write_ts_decl_common_tree_pointers): Likewise.
6053 * stor-layout.c (place_field): Likewise.
6054 * symtab.c (symtab_node::maybe_create_reference,
6055 symtab_node::verify_base, symtab_node::make_decl_local,
6056 symtab_node::copy_visibility_from,
6057 symtab_node::can_increase_alignment_p): Likewise.
6058 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
6059 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
6060 fortran_common, add_location_or_const_value_attribute,
6061 add_scalar_info, add_linkage_name, set_block_abstract_flags,
6062 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
6063 optimize_one_addr_into_implicit_ptr,
6064 optimize_location_into_implicit_ptr): Likewise.
6065 * gimple-low.c (record_vars_into): Likewise.
6066 * ipa-visibility.c (update_vtable_references): Likewise.
6067 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
6069 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
6070 DFS::DFS_write_tree_body, write_symbol): Likewise.
6071 * langhooks.c (lhd_warn_unused_global_decl,
6072 lhd_set_decl_assembler_name): Likewise.
6073 * attribs.c (decl_attributes): Likewise.
6074 * except.c (output_ttype): Likewise.
6075 * varpool.c (varpool_node::get_create, ctor_for_folding,
6076 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
6077 * fold-const.c (fold_unary_loc): Likewise.
6078 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
6079 ipa_find_agg_cst_from_init): Likewise.
6080 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
6081 expand_omp_target, lower_omp_regimplify_p,
6082 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
6083 find_link_var_op): Likewise.
6084 * tree-chrec.c (chrec_contains_symbols): Likewise.
6085 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
6086 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
6087 execute_fixup_cfg): Likewise.
6089 PR tree-optimization/77901
6090 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
6091 if ranges[i].exp is SSA_NAME when looking for >= and only when
6092 ranges[i].exp is NULL or SSA_NAME when looking for the other
6095 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6097 * ipa-cp.c (ipcp_alignment_lattice): Remove.
6098 (ipcp_param_lattices): Remove field alignment.
6099 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
6100 (set_all_contains_variable): Remove call to
6101 ipcp_alignment_lattice::set_to_bottom.
6102 (initialize_node_lattices): Likewise.
6103 (propagate_alignment_accross_jump_function): Remove.
6104 (propagate_constants_accross_call): Remove call to
6105 propagate_alignment_accross_jump_function.
6106 (ipcp_store_alignment_results): Remove.
6107 (ipcp_driver): Remove call to ipcp_store_alignment_results.
6108 (propagate_bits_accross_jump_function): Handle ancestor jump function.
6109 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
6110 pretty-printing of alignment jump function.
6111 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
6112 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
6113 alignments and remove computing ipa_alignment jump function.
6114 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
6115 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
6116 (ipa_read_jump_function): Remove reading of ipa_alignment.
6117 (write_ipcp_transformation_info): Remove streaming for alignment
6118 propagation summary.
6119 (read_ipcp_transformation_info): Remove reading of alignment
6120 propagation summary.
6121 (ipcp_update_alignments): Remove.
6122 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
6124 (ipcp_transform_function): Remove call to ipcp_update_alignments()
6125 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
6126 * ipa-prop.h (ipa_alignment): Remove.
6127 (ipa_jump_func): Remove field alignment.
6128 (ipcp_transformation_summary): Remove field alignments.
6129 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
6130 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
6131 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
6133 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
6135 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
6137 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
6139 (visium_expand_fp_cstore): Likewise.
6141 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6143 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
6144 * diagnostic.c (warning_at_rich_loc_n): New function.
6145 (diagnostic_n_impl_richloc): Likewise.
6146 (diagnostic_n_impl): Move most of the function to
6147 diagnostic_n_impl_richloc and call it.
6149 2016-10-08 Jakub Jelinek <jakub@redhat.com>
6151 * gen-pass-instances.awk: Rewritten.
6152 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
6153 $(PASSES_EXTRA) after passes.def to the script.
6154 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
6155 * config/i386/i386-passes.def: New file.
6156 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
6157 make_pass_stv): Declare.
6158 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
6160 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
6162 (pass_stv::clone, pass_stv::set_pass_param): New methods.
6163 (pass_stv::timode_p): New non-static data member.
6164 (ix86_option_override): Don't register passes here.
6166 * doc/invoke.texi: Document accepting Else, fallthrough.
6168 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
6171 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
6172 FALLTHRU comment styles.
6174 2016-10-07 Andrew Pinski <apinski@cavium.com>
6176 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
6177 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
6178 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
6180 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
6182 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
6184 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
6185 (AARCH64_ARCH): Likewise.
6186 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
6188 (AARCH64_CORE): Likewise.
6189 (AARCH64_ARCH): Likewise.
6190 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
6191 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
6192 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
6193 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
6194 (AARCH64_ARCH): Likewise.
6195 (AARCH64_CORE): Likewise.
6196 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
6197 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
6198 (AARCH64_CORE): Likewise.
6199 (AARCH64_ARCH): Likewise.
6201 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6203 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
6204 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
6205 floating point type infrastructre, and -mfloat128 that enables the
6206 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
6207 if -mfloat128-type. Define __ibm128 to be long double by default.
6208 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
6209 the IEEE 128-bit floating point type infrastructure should
6210 automatically be enabled.
6211 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
6212 instead of -mfloat128 to enable KFmode.
6213 (rs6000_option_override_internal): Split the option -mfloat128
6214 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
6215 systems, automatically set -mfloat128-type, but don't enable it on
6216 other operating systems. Move setting the long double size and
6217 IEEE quad support before the IEEE 128-bit floating point changes.
6218 (rs6000_init_builtins): Do not create a unique type for __ibm128
6219 if long double is IBM extended double, instead rely on __ibm128
6220 being defined as 'long double'. If -mfloat128-type and not
6221 -mfloat128, create the KFmode type with an undocumented __ieee128
6223 (rs6000_init_libfuncs): Use -mfloat128-type instead of
6224 -mfloat128 for tests about the types, but keep tests for
6225 -mfloat128 to enable the keyword support.
6226 (rs6000_complex_function_value): Likewise.
6227 (rs6000_scalar_mode_supported_p): Likewise.
6228 (rs6000_floatn_mode): Likewise.
6229 (rs6000_c_mode_for_suffix): Likewise.
6230 (rs6000_opt_masks): Add -mfloat128-type.
6231 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
6232 -mfloat128-type being split from -mfloat128. Add
6233 -mfloat128-hardware, which was missing.
6234 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
6235 -mfloat128 and -mfloat128-type:
6236 (-mfloat128-type): Likewise.
6237 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
6238 that 64-bit Linux systems with enable -mfloat128-type by default
6240 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
6241 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
6242 -mfloat128-type instead of -mfloat128.
6243 (FLOAT128_2REG_P): Likewise.
6244 (MASK_FLOAT128_TYPE): Likewise.
6245 (ALTIVEC_ARG_MAX_RETURN): Likewise.
6246 (RS6000_BTM_FLOAT128): Likewise.
6247 (TARGET_FLOAT128): Poison old identifiers.
6248 (OPTION_MASK_FLOAT128): Likewise.
6249 (MASK_FLOAT128): Likewise.
6250 * config/rs6000/rs6000.md (FP): Likewise.
6251 (FLOAT128): Likewise.
6252 (fix_trunc<mode>di2): Likewise.
6253 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
6254 (floatdi<mode>2): Likewise.
6255 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
6256 (neg<mode>2, FLOAT128 iterator): Likewise.
6257 (abs<mode>2, FLOAT128 iterator): Likewise.
6258 (ieee_128bit_negative_zero): Likewise.
6259 (ieee_128bit_vsx_neg<mode>2): Likewise.
6260 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
6261 (ieee_128bit_vsx_abs<mode>2): Likewise.
6262 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
6263 (ieee_128bit_vsx_nabs<mode>2): Likewise.
6264 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
6265 (extendiftf2): Likewise.
6266 (extendifkf2): Likewise.
6267 (extendtfkf2): Likewise.
6268 (trunciftf2): Likewise.
6269 (truncifkf2): Likewise.
6270 (trunckftf2): Likewise.
6271 (trunctfif2): Likewise.
6272 (extendkftf2): Likewise.
6273 (trunctfkf2): Likewise.
6275 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6277 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
6278 before merging in bytes to pass down to real_from_target.
6280 2016-10-07 Richard Biener <rguenther@suse.de>
6282 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
6284 (substitute_and_fold_dom_walker::before_dom_children):
6285 Substitute and fold before pass specific folding to avoid
6286 feeding that with SSA names that will be later released.
6287 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
6288 introduced by folding and visited by evaluate_stmt called during
6290 (likely_value): Likewise.
6291 (evaluate_stmt): Likewise.
6292 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
6293 (simplify_div_or_mod_using_ranges): Likewise.
6294 (simplify_min_or_max_using_ranges): Likewise.
6295 (simplify_abs_using_ranges): Likewise.
6296 (simplify_conversion_using_ranges): Likewise.
6297 (simplify_float_conversion_using_ranges): Likewise.
6298 (simplify_stmt_using_ranges): Likewise.
6300 2016-10-07 Marek Polacek <polacek@redhat.com>
6302 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
6303 FALLTHROUGH_LABEL_P here...
6304 (warn_implicit_fallthrough_r): ...not here.
6306 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
6308 PR tree-optimization/77880
6309 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
6312 2016-10-07 Marek Polacek <polacek@redhat.com>
6315 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
6317 2016-10-07 Richard Biener <rguenther@suse.de>
6319 * bitmap.h: Document constraints on bitmap modification while
6322 2016-10-07 Richard Biener <rguenther@suse.de>
6324 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
6325 * bitmap.h (bmp_iter_set): When advancing to the next element
6326 check that we didn't remove the current one.
6327 (bmp_iter_and): Likewise.
6328 (bmp_iter_and_compl): Likewise.
6329 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
6330 we currently iterate on but keep a one-level queue.
6331 * sched-deps.c (remove_from_deps): Do not clear current bit
6332 but keep a one-level queue.
6334 2016-10-07 Jakub Jelinek <jakub@redhat.com>
6336 PR tree-optimization/77664
6337 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
6338 for the other ranges.
6339 (optimize_range_tests_diff): Fix up formatting.
6340 (optimize_range_tests_var_bound): New function.
6341 (optimize_range_tests): Use it.
6343 2016-10-07 Martin Liska <mliska@suse.cz>
6345 * coverage.c (build_gcov_exit_decl): Fix priority what
6346 should be really 99.
6348 2016-10-07 Richard Biener <rguenther@suse.de>
6350 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
6351 vars in gimple_bind_vars but not in BLOCK_VARS.
6353 2016-10-07 Richard Biener <rguenther@suse.de>
6355 PR tree-optimization/77879
6356 * tree-ssa-structalias.c (handle_const_call): Properly handle
6358 (handle_pure_call): Likewise.
6360 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6362 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
6363 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
6366 2016-10-06 Andrew Pinski <apinski@cavium.com>
6368 * config/aarch64/aarch64-cores.def: Add a comment before each
6371 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6373 PR tree-optimization/77862
6374 * tree-vrp.c (add_equivalence): Use get_value_range so that
6375 num_vr_values is checked before accessing vr_values.
6377 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6379 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
6382 2016-10-05 Jeff Law <law@redhat.com>
6384 PR tree-optimization/71661
6385 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
6386 removal of a forwarder exposes a new natural loop.
6388 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
6390 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
6391 Introduce ssesuffix variable.
6392 (<mask_codefor><code><mode>3<mask_name>): Ditto.
6393 (*<code><mode>3): Ditto.
6395 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
6397 * postreload.c (reload_cse_simplify): Skip also USE when detecting
6400 2016-10-06 Richard Biener <rguenther@suse.de>
6402 PR tree-optimization/77855
6403 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
6404 instead of removing the current item while iterating over the set
6407 2016-10-06 James Clarke <jrtc27@jrtc27.com>
6408 Eric Botcazou <ebotcazou@adacore.com>
6411 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
6412 (classify_registers): Don't set it
6413 (function_arg_slotno): Don't initialize and test it. Tidy up.
6415 2016-10-06 Richard Biener <rguenther@suse.de>
6417 PR tree-optimization/77839
6418 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
6421 2016-10-06 Martin Liska <mliska@suse.cz>
6423 * gcc.c: Set -fprofile-update=atomic when profiling is
6424 enabled and -pthread is set. Warn when one combines
6425 -pthread and -fprofile-update=single for an app using
6428 2016-10-06 Martin Liska <mliska@suse.cz>
6431 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
6432 * gimple-ssa-strength-reduction.c (slsr_process_cast):
6433 Initialize a pointer to NULL.
6434 (slsr_process_copy): Likewise.
6435 * input.c (location_get_source_line): Likewise.
6436 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
6438 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
6440 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
6441 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
6442 (ix86_handle_option): Deleted handle of OPT_mpcommit.
6443 * config.gcc: Deleted pcommitintrin.h
6444 * config/i386/pcommitintrin.h: Deleted file.
6445 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
6446 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
6448 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
6450 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
6451 (PTA_PCOMMIT): Deleted define.
6452 (ix86_option_override_internal): Deleted handle of option.
6453 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
6454 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
6455 __builtin_ia32_pcommit): Deleted.
6456 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
6457 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
6458 (pcommit): Deleted instruction.
6459 * config/i386/i386.opt: Mention -mpcommit deprecation.
6460 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
6462 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
6465 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
6466 Remove wrong assert.
6467 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
6468 Use <round_constraint> as operand 1 constraint.
6470 2016-10-05 Jakub Jelinek <jakub@redhat.com>
6473 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
6474 (ubsan_instrument_float_cast): And not here.
6477 * ubsan.c (ubsan_ids): New GTY(()) array.
6478 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
6479 instead of static local counters.
6481 2016-10-05 Martin Sebor <msebor@redhat.com>
6484 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
6485 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
6486 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
6487 (default_printf_pointer_format): Define function.
6488 * targhooks.c (linux_printf_pointer_format): Define new function.
6489 * targhooks.h (linux_printf_pointer_format): Declare.
6490 (gnu_libc_printf_pointer_format): Remove declaration.
6492 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6494 * fold-const.c (native_encode_real): Fix logic for selecting offset
6495 to write to when BYTES_BIG_ENDIAN.
6497 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
6499 * builtins.c (fold_builtin_strchr): Remove function.
6500 (fold_builtin_strrchr): Likewise.
6501 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
6502 * gimple-fold.c (target_char_cst_p): New function.
6503 (gimple_fold_builtin_strchr) Add more foldings.
6504 (gimple_fold_builtin): Add index, strrchr, rindex cases.
6506 2016-10-05 Richard Biener <rguenther@suse.de>
6509 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
6510 capture ids in c-exprs.
6512 2016-10-05 Richard Biener <rguenther@suse.de>
6515 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
6516 with types_match for GIMPLE code gen to handle type mismatched
6518 (dt_operand::gen): Adjust.
6519 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
6522 2016-10-05 Richard Biener <rguenther@suse.de>
6524 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
6526 2016-10-05 Richard Biener <rguenther@suse.de>
6529 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
6531 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
6533 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
6534 version check to protect only DW_TAG_imported_module generation.
6536 2016-10-05 Richard Biener <rguenther@suse.de>
6539 * match.pd (min(a,-a) -> -abs(a)): New pattern.
6541 2016-10-04 Ian Lance Taylor <iant@golang.org>
6543 * explow.c (allocate_dynamic_stack_space): Call
6544 do_pending_stack_adjust before handling flag_split_stack.
6546 2016-10-04 David Malcolm <dmalcolm@redhat.com>
6548 * genattrtab.c (make_internal_attr): Supply dummy column number to
6551 * genoutput.c (init_insn_for_nothing): Likewise.
6552 * gensupport.c (add_define_attr): Likewise.
6553 * read-md.c (message_at_1): Print column number.
6554 (fatal_with_file_and_line): Likewise.
6555 (rtx_reader::read_char): Track column numbers.
6556 (rtx_reader::unread_char): Likewise.
6557 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
6558 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
6559 (rtx_reader::handle_file): Initialize m_read_md_colno.
6560 (rtx_reader::get_current_location): Supply column number to
6562 * read-md.h (struct file_location): Add field "colno".
6563 (file_location::file_location): Likewise.
6564 (rtx_reader::get_colno): New accessor.
6565 (rtx_reader::m_read_md_colno): New field.
6566 (rtx_reader::m_last_line_colno): New field.
6568 2016-10-04 Jakub Jelinek <jakub@redhat.com>
6570 * doc/extend.texi (Java Exceptions): Remove.
6571 (java_interface): Remove.
6573 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
6575 PR tree-optimization/77808
6576 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
6577 and addr are different before copying points-to information.
6579 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
6581 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
6582 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
6583 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
6584 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
6586 2016-10-04 Richard Biener <rguenther@suse.de>
6588 PR tree-optimization/77399
6589 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
6590 verify the target can convert.
6592 2016-10-04 Richard Biener <rguenther@suse.de>
6595 * explow.c (plus_constant): Verify the mode of the constant
6596 pool offset before calling plus_constant.
6598 2016-10-04 Richard Biener <rguenther@suse.de>
6601 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
6602 type support, mark with :C.
6603 (X / -X -> -1): Mark with :C.
6605 2016-10-04 Jakub Jelinek <jakub@redhat.com>
6607 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
6608 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
6609 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
6610 * doc/tm.texi: Regenerated.
6611 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
6612 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
6613 * config/darwin.h (JCR_SECTION_NAME): Remove.
6614 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
6615 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
6616 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
6617 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
6618 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
6619 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
6621 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6623 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
6624 between "because" and "param" in dump message in call to fprintf.
6626 2016-10-03 Jeff Law <law@redhat.com>
6628 PR tree-optimization/71550
6629 PR tree-optimization/71403
6630 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
6631 (profitable_jump_thread_path): Also return boolean indicating if
6632 the realized path will create an irreducible loop.
6633 Remove loop depth tests from 71403.
6634 (fsm_find_control_statement_thread_paths): Remove loop depth tests
6635 from 71403. If threading will create an irreducible loop, then
6636 throw away loop iteration and related information.
6638 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
6640 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
6641 -Woverloaded-virtual checks for warning options.
6642 * configure: Regenerate.
6644 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
6646 PR preprocessor/77699
6647 * input.c (maybe_grow): Don't allocate one byte extra headroom.
6648 (get_next_line): Return false on error.
6649 (read_next_line): Removed, use get_next_line instead.
6650 (read_line_num): Don't copy the line.
6651 (location_get_source_line): Don't use static data.
6652 (selftest::test_reading_source_line): Add more test cases.
6654 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6657 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6659 * ifcvt.c (noce_try_avoid_const_materialization): New function.
6660 (noce_process_if_block): Use it.
6662 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
6664 * doc/invoke.texi: Update -Wint-in-bool-context.
6666 2016-10-02 Jakub Jelinek <jakub@redhat.com>
6668 * dwarf2out.c (output_fde, output_call_frame_info,
6669 dwarf2out_do_cfi_startproc, set_indirect_string,
6670 gen_internal_sym, output_die, output_line_info): Use
6671 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
6672 ASM_GENERATE_INTERNAL_LABEL output.
6674 2016-10-01 Richard Biener <rguenther@suse.de>
6677 * genmatch.c (get_operand_type): Add operand position arg
6678 and handle COND_EXPR comparison operand with fixed boolean_type_node.
6679 (expr::gen_transform): Adjust.
6680 (dt_simplify::gen_1): Likewise.
6682 2016-10-01 Jakub Jelinek <jakub@redhat.com>
6684 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
6685 comments. Simplify asserts, remove unnecessary conditions.
6687 (*<code><mode>3): Likewise.
6689 2016-09-30 Jakub Jelinek <jakub@redhat.com>
6691 * doc/invoke.texi (-Wregister): Document.
6693 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
6695 * configure.ac: Split CHECKING_P into CHECKING_P and
6696 ENABLE_EXTRA_CHECKING.
6697 * configure: Regenerated.
6698 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
6699 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
6701 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
6704 * gcc.c (process_command): For @filename handling, output
6705 the correct name if the file does not exist.
6707 2016-09-30 Marek Polacek <polacek@redhat.com>
6709 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
6710 * config/alpha/predicates.md: Likewise.
6712 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6714 * ifcvt.c (noce_try_avoid_const_materialization): New function.
6715 (noce_process_if_block): Use it.
6717 2016-09-30 Martin Liska <mliska@suse.cz>
6719 * doc/invoke.texi: Document asan-use-after-return that
6720 it's disabled by default in runtime.
6722 2016-09-30 Richard Biener <rguenther@suse.de>
6724 * tree-vrp.c (intersect_ranges): If we failed to handle
6725 the intersection choose a constant singleton range if available.
6727 2016-09-30 Richard Biener <rguenther@suse.de>
6729 PR tree-optimization/77399
6730 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
6731 float <-> int conversions.
6733 2016-09-30 Alan Modra <amodra@gmail.com>
6735 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
6737 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
6739 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
6740 ext_level before calling CPUID with 0x80000008.
6741 Simplify xgetbv checks.
6743 2016-09-29 David Malcolm <dmalcolm@redhat.com>
6745 * Makefile.in (OBJS): Add print-rtl-function.o.
6746 * print-rtl-function.c: New file.
6747 * print-rtl.h (print_rtx_function): New decl.
6749 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
6752 * config/i386/cpuid.h (__get_cpuid_count): New.
6753 (__get_cpuid): Rename __level to __leaf.
6755 2016-09-29 Marek Polacek <polacek@redhat.com>
6757 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
6759 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
6762 * builtins.c (expand_builtin_memcmp): Don't swap args unless
6763 result is only being compared with zero.
6765 2016-09-29 Marek Polacek <polacek@redhat.com>
6767 * dwarf2out.c (loc_descriptor): Add fall through comment.
6768 (add_const_value_attribute): Likewise.
6770 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
6772 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
6773 with "v6t2". Move "arch" attribute above "pool_range".
6774 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
6776 (*thumb2_movhi_vfp): Likewise.
6777 (*arm_movhi_fp16): Likewise.
6778 (*thumb2_movhi_fp16): Likewise.
6779 (*arm_movsi_vfp): Remove "arch" attribute.
6780 (*thumb2_movsi_vfp): Likewise.
6782 2016-09-29 Martin Liska <mliska@suse.cz>
6784 * doc/extend.texi: Remove limitation of Objective C for
6785 __attribute__((constructor)) and __attribute__((destructor)).
6787 2016-09-29 Richard Biener <rguenther@suse.de>
6789 PR tree-optimization/77768
6790 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6791 Handle stores to readonly memory when removing redundant stores.
6793 2016-09-29 Richard Biener <rguenther@suse.de>
6796 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
6797 X / -X -> -1 simplifications.
6799 2016-09-29 Richard Biener <rguenther@suse.de>
6802 * match.pd: Add max(a,-a) -> abs(a) pattern.
6803 * tree-ssa-phiopt.c (minmax_replacement): Disable for
6804 HONOR_SIGNED_ZEROS types.
6806 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
6808 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
6809 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
6811 2016-09-29 Richard Biener <rguenther@suse.de>
6813 * tree-vrp.c (set_defs_to_varying): New helper avoiding
6814 writing to vr_const_varying.
6815 (vrp_initialize): Call it.
6816 (vrp_visit_stmt): Likewise.
6817 (evrp_dom_walker::before_dom_children): Likewise.
6819 2016-09-29 Richard Biener <rguenther@suse.de>
6821 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
6822 constructors with vector elements.
6824 2016-09-29 Richard Biener <rguenther@suse.de>
6826 PR tree-optimization/77768
6827 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
6828 with stores to a place we know has a constant value.
6830 2016-09-29 Alan Modra <amodra@gmail.com>
6832 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
6833 * doc/invoke.texi: Document it.
6834 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
6835 (rs6000_passes_float): Comment.
6836 (rs6000_passes_long_double): New static var.
6837 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
6838 (init_cumulative_args): Set up to emit fp .gnu_attribute for
6839 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
6840 to include fp values returned in vectors.
6841 Set rs6000_passes_long_double.
6842 (rs6000_function_arg_advance_1): Likewise for function args.
6843 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
6844 and SPE. Emit long double tag value too.
6845 (rs6000_opt_vars): Add gnu-attr.
6846 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
6847 * configure: Regenerate.
6848 * config.in: Regenerate.
6850 2016-09-28 Jakub Jelinek <jakub@redhat.com>
6852 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
6854 (format_floating, format_string, format_directive,
6855 get_destination_size, pass_sprintf_length::handle_gimple_call):
6858 2016-09-28 Jakub Jelinek <jakub@redhat.com>
6860 * gimple-ssa-sprintf.c: Fix comment formatting.
6861 (format_integer): Use is_gimple_assign.
6862 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
6863 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
6864 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
6865 (pass_sprintf_length::execute): Use is_gimple_call.
6867 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
6869 * gimple-fold.c (gimple_fold_builtin): After failing to fold
6870 strchr, also try the generic folding.
6872 2016-09-28 Martin Sebor <msebor@redhat.com>
6875 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
6878 2016-09-28 Martin Sebor <msebor@redhat.com>
6881 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
6882 length modifier is not expected.
6883 (format_floating): Ignore l length modifier and fail gracefuly
6884 when it isn't one of the other expected ones.
6886 2016-09-28 Martin Sebor <msebor@redhat.com>
6889 * varasm.c (assemble_addr_to_section): Increase local buffer size.
6891 2016-09-27 Richard Biener <rguenther@suse.de>
6893 * dwarf2out.c (cu_die_list): New global.
6894 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
6895 main_comp_unit_die to cu_die_list if we created it.
6896 Move break_out_includes ...
6897 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
6900 2016-09-28 Richard Biener <rguenther@suse.de>
6902 * dwarf2out.c (struct die_struct): Add removed flag.
6903 (lookup_type_die): If the DIE is marked as removed, clear
6904 TYPE_SYMTAB_DIE and return NULL.
6905 (lookup_decl_die): If the DIE is marked as removed, remove it
6906 from the hash and return NULL.
6907 (mark_removed): New helper.
6908 (prune_unused_types_prune): Call it for removed DIEs.
6909 (gen_subprogram_die): Move the premark_used_types call to after
6910 DIEs for the functions scopes are generated.
6911 (process_scope_var): Do not re-create pruned types or type decls.
6912 Make sure to also re-parent type decls.
6913 (dwarf2out_finish): Move unused type pruning and debug_types
6915 (dwarf2out_early_finish): ... here.
6917 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
6919 * config/arc/arc-c.c: New file.
6920 * config/arc/arc-c.def: Likewise.
6921 * config/arc/t-arc: Likewise.
6922 * config.gcc: Include arc-c.o as c and cpp object.
6923 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
6924 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
6925 arc_cpu_cpp_builtins.
6927 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
6929 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
6930 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
6932 2016-09-28 Nathan Sidwell <nathan@acm.org>
6934 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
6937 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
6939 PR tree-optimization/61056
6940 * gimple-fold.c (gimple_fold_builtin_strchr):
6941 New function to optimize strchr (s, 0) to strlen.
6942 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
6944 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
6946 PR tree-optimization/77724
6947 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
6948 Add tree_fits_shwi_p check.
6950 2016-09-27 Jakub Jelinek <jakub@redhat.com>
6952 * auto-inc-dec.c (try_merge): Remove break after return.
6953 * cselib.c (autoinc_split): Likewise.
6954 * explow.c (promote_mode): Likewise.
6955 * fixed-value.c (fixed_arithmetic): Likewise.
6956 * hsa.c (hsa_internal_fn::get_arity): Likewise.
6957 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
6958 * trans-mem.c (get_attrs_for): Likewise.
6959 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
6960 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
6961 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
6962 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
6963 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
6964 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
6965 * config/cris/cris.c (cris_op_str): Likewise.
6966 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
6967 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
6969 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
6971 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
6972 IFN_GOACC_REDUCTION_CODES): New.
6973 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
6974 ifn_goacc_reduction_kind): Use them.
6975 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
6976 of internal functions, when applicable.
6978 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
6980 * config/mips/constraints.md (d): Fix documentation.
6981 * doc/md.texi (Machine Constraints): Update accordingly.
6983 2016-09-27 Richard Biener <rguenther@suse.de>
6985 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
6986 cur_line_info_table initialization ...
6987 (dwarf2out_assembly_start): ... here.
6989 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
6991 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
6992 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
6993 (*thumb2_movhi_vfp): Likewise.
6994 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
6995 template. Expand predicable attribute to mark VMOV.F16 as not
6996 predicable. Add "arch" attribute.
6997 (*thumb2_movhi_fp16): Likewise.
6998 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
6999 (*thumb2_movsi_vfp): Add "arch" attribute.
7001 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
7003 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
7006 2016-09-27 Marek Polacek <polacek@redhat.com>
7008 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
7011 * config/c6x/c6x.h: Adjust fall through comment.
7012 * config/sh/sh.c (final_prescan_insn): Likewise.
7013 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
7014 (visium_expand_fp_cstore): Likewise.
7016 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7018 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
7019 expected by -Wimplicit-fallthrough.
7020 (thumb1_size_rtx_costs): Likewise.
7021 (thumb2_reorg): Likewise.
7022 (tls_mentioned_p): Add "Fall through" comment.
7023 (thumb2_reorg): Likewise.
7024 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
7025 comment form expected by -Wimplicit-fallthrough.
7027 2016-09-27 Martin Liska <mliska@suse.cz>
7029 PR gcov-profile/46266
7030 * input.h (RESERVED_LOCATION_P): New macro.
7031 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
7032 instread of comparison with UNKNOWN_LOCATION.
7034 2016-09-27 Richard Biener <rguenther@suse.de>
7036 PR tree-optimization/77745
7037 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7038 When removing redundant stores make sure to check compatibility
7039 of the TBAA state for downstream accesses.
7040 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
7041 value-numbering virtual operands for store matches.
7043 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
7046 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
7047 movrt patterns. Match them before anything else in the SET case.
7049 2016-09-27 Martin Liska <mliska@suse.cz>
7051 PR gcov-profile/7970
7052 PR gcov-profile/16855
7053 PR gcov-profile/44779
7054 * coverage.c (build_gcov_exit_decl): New function.
7055 (coverage_obj_init): Call the function and generate __gcov_exit
7057 * doc/gcov.texi: Document when __gcov_exit function is called.
7059 2016-09-27 Marek Polacek <polacek@redhat.com>
7062 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
7063 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
7064 -Wno-error instead of -Wno-implicit-fallthrough.
7066 2016-09-27 Martin Liska <mliska@suse.cz>
7069 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
7071 2016-09-27 Jakub Jelinek <jakub@redhat.com>
7073 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
7074 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
7075 comments. Remove break after return.
7076 (ix86_fp_compare_code_to_integer, has_dispatch,
7077 ix86_simd_clone_usable): Remove break after return.
7079 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7081 PR rlt-optimization/77714
7082 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
7085 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
7088 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
7089 extract_range_from_unary_expr to convert value_range.
7090 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
7091 (extract_range_from_unary_expr): This.
7092 * tree-vrp.h (extract_range_from_unary_expr): Declare.
7094 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
7096 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
7098 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7100 * config/i386/i386.c (ix86_print_operand)
7101 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
7102 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
7103 (epilogue_renumber): Likewise.
7105 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
7108 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
7109 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
7111 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7113 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
7114 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
7115 is_mm_seq_cst, is_mm_sync): Move to ...
7116 * memmodel.h: This. New file.
7117 * builtins.c: Include memmodel.h.
7118 * optabs.c: Likewise.
7120 * config/aarch64/aarch64.c: Likewise.
7121 * config/alpha/alpha.c: Likewise.
7122 * config/arm/arm.c: Likewise.
7123 * config/i386/i386.c: Likewise.
7124 * config/ia64/ia64.c: Likewise.
7125 * config/mips/mips.c: Likewise.
7126 * config/rs6000/rs6000.c: Likewise.
7127 * config/sparc/sparc.c: Likewise.
7128 * genconditions.c: Include memmodel.h in generated file.
7129 * genemit.c: Likewise.
7130 * genoutput.c: Likewise.
7131 * genpeep.c: Likewise.
7132 * genpreds.c: Likewise.
7133 * genrecog.c: Likewise.
7135 2016-09-26 David Malcolm <dmalcolm@redhat.com>
7137 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
7138 "c" instead when parsing characters. Move operand parsing into...
7139 (read_rtx_operand): ...this new function, renaming "i" to "idx",
7140 and tightening the scope of various locals.
7142 2016-09-26 Liu Hao <lh_mouse@126.com>
7144 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
7146 2016-09-26 Marek Polacek <polacek@redhat.com>
7148 * system.h: Use __has_attribute to check whether the fallthrough
7149 attribute is supported.
7151 2016-09-26 Marek Polacek <polacek@redhat.com>
7153 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
7154 gimple_call_internal_p.
7155 * ipa-split.c (find_return_bb): Likewise.
7156 (execute_split_functions): Likewise.
7157 * omp-low.c (dump_oacc_loop_part): Likewise.
7158 (oacc_loop_xform_head_tail): Likewise.
7159 * predict.c (predict_loops): Likewise.
7160 * sanopt.c (pass_sanopt::execute): Likewise.
7161 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
7162 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
7163 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
7164 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
7165 (expand_ifn_va_arg): Likewise.
7166 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
7167 (optimize_mask_stores): Likewise.
7168 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
7169 (vect_transform_stmt): Likewise.
7170 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
7171 * tsan.c (instrument_memory_accesses): Likewise.
7173 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7174 Alexander Monakov <amonakov@ispras.ru>
7176 * regrename.c (rename_chains): Check
7177 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
7178 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
7179 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
7181 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7183 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
7184 (s390_sched_score): Likewise.
7186 2016-09-26 Martin Liska <mliska@suse.cz>
7188 * doc/gcov.texi: Update program output of gcov tool.
7190 2016-09-26 Martin Liska <mliska@suse.cz>
7192 PR gcov-profile/23332
7193 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
7194 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
7195 * value-prof.c (dump_histogram_value): Do not handle
7196 HIST_TYPE_CONST_DELTA.
7197 (stream_in_histogram_value): Likewise.
7198 (gimple_find_values_to_profile): Likewise.
7199 * value-prof.h (enum hist_type): Likewise.
7201 2016-09-26 Martin Liska <mliska@suse.cz>
7203 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
7204 from default sanitize recover values.
7205 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
7206 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
7207 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
7209 * opts.c (finish_options): Do a generic loop over options
7210 that can be recovered.
7211 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
7213 (common_handle_option): Likewise.
7214 * opts.h: Declare can_recover to sanitizer_opts_s.
7216 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
7218 * target.def(elf_flags_numeric): Change documentation to present tense.
7219 * doc/tm.texi: Regenerate.
7221 2016-09-26 Marek Polacek <polacek@redhat.com>
7224 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
7225 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
7226 -Wno-switch-fallthrough.
7227 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
7228 (expand_builtin): Likewise.
7229 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
7230 * convert.c (convert_to_real_1): Likewise.
7231 (convert_to_integer_1): Likewise.
7232 * final.c (output_alternate_entry_point): Likewise.
7233 * genattrtab.c (make_canonical): Likewise.
7234 (write_test_expr): Likewise.
7235 * genpreds.c (validate_exp): Likewise.
7236 * gimple-ssa-strength-reduction.c
7237 (find_candidates_dom_walker::before_dom_children): Likewise.
7238 * godump.c (go_format_type): Likewise.
7239 * reload1.c (elimination_effects): Likewise.
7240 * resource.c (mark_referenced_resources): Likewise.
7241 (mark_set_resources): Likewise.
7242 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
7243 * varasm.c (output_addressed_constants): Likewise.
7245 2016-09-26 Marek Polacek <polacek@redhat.com>
7248 * common.opt (Wimplicit-fallthrough): New option.
7249 * doc/extend.texi: Document statement attributes and the fallthrough
7251 * doc/invoke.texi: Document -Wimplicit-fallthrough.
7252 * gimple.h (gimple_call_internal_p): New function.
7253 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
7254 (struct label_entry): New struct.
7255 (find_label_entry): New function.
7256 (case_label_p): New function.
7257 (collect_fallthrough_labels): New function.
7258 (last_stmt_in_scope): New function.
7259 (should_warn_for_implicit_fallthrough): New function.
7260 (warn_implicit_fallthrough_r): New function.
7261 (maybe_warn_implicit_fallthrough): New function.
7262 (expand_FALLTHROUGH_r): New function.
7263 (expand_FALLTHROUGH): New function.
7264 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
7265 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
7266 (gimplify_label_expr): New function.
7267 (gimplify_case_label_expr): Set location.
7268 (gimplify_expr): Call gimplify_label_expr.
7269 * internal-fn.c (expand_FALLTHROUGH): New function.
7270 * internal-fn.def (FALLTHROUGH): New internal function.
7271 * langhooks.c (lang_GNU_OBJC): New function.
7272 * langhooks.h (lang_GNU_OBJC): Declare.
7273 * system.h (gcc_fallthrough): Define.
7274 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
7275 * tree.h (FALLTHROUGH_LABEL_P): Define.
7277 2016-09-26 Richard Biener <rguenther@suse.de>
7279 * dwarf2out.c (stripattributes): Remove unused function.
7280 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
7281 Push dwarf_split_debug_info handling into init_sections_and_labels.
7282 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
7283 (DEBUG_MACRO_SECTION_FLAGS): Remove.
7284 (debug_macinfo_section_name): New global.
7285 (output_macinfo): Use debug_macinfo_section_name.
7286 (init_sections_and_labels): Split out section and label generation
7287 from dwarf2out_init. Set debug_macinfo_section_name.
7288 (dwarf2out_init): Move text section label generation and emission
7290 (dwarf2out_assembly_start): ... here.
7291 (dwarf2out_finish): Call init_sections_and_labels before DWARF
7294 2016-09-26 Richard Biener <rguenther@suse.de>
7297 * cgraphunit.c (analyze_functions): Before early removing
7298 global vars calls the late_global_decl debug handler mark
7299 the variable as readonly.
7301 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
7304 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
7305 (sh_rtx_costs): Handle SET of movt and movrt patterns.
7306 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
7307 declare new overloads.
7308 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
7311 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7313 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
7314 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
7316 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
7318 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
7319 * configure: Regenerate.
7321 2016-09-24 Marek Polacek <polacek@redhat.com>
7324 * doc/invoke.texi: Document -Wbool-operation.
7326 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7328 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
7329 * config/rs6000/rs6000.c (expand_block_compare): New function used by
7330 cmpmemsi pattern to do builtin expansion of memcmp ().
7331 (compute_current_alignment): Add helper function for
7332 expand_block_compare used to compute alignment as the compare proceeds.
7333 (select_block_compare_mode): Used by expand_block_compare to select
7334 the mode used for reading the next chunk of bytes in the compare.
7335 (do_load_for_compare): Used by expand_block_compare to emit the load
7336 insns for the compare.
7337 (rs6000_emit_dot_insn): Moved this function to avoid a forward
7338 reference from expand_block_compare ().
7339 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
7340 prototype for this function.
7341 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
7342 target option for controlling how much code inline expansion of
7343 memcmp() will be allowed to generate.
7345 2016-09-23 Jakub Jelinek <jakub@redhat.com>
7347 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
7348 hook_bool_mode_false, hook_bool_mode_true,
7349 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
7350 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7351 hook_bool_const_rtx_insn_const_rtx_insn_true,
7352 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
7353 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
7354 hook_bool_const_tree_hwi_hwi_const_tree_false,
7355 hook_bool_const_tree_hwi_hwi_const_tree_true,
7356 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
7357 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7358 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
7359 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
7360 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
7361 hook_bool_const_tree_true, hook_bool_tree_tree_false,
7362 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
7363 hook_bool_rtx_insn_true, hook_bool_rtx_false,
7364 hook_bool_uintp_uintp_false,
7365 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
7366 hook_rtx_tree_int_null, hook_uint_mode_0,
7367 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
7368 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
7369 hook_constcharptr_const_rtx_insn_null,
7370 hook_constcharptr_const_tree_const_tree_null,
7371 hook_constcharptr_int_const_tree_null,
7372 hook_constcharptr_int_const_tree_const_tree_null,
7373 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
7374 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
7375 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
7377 * vec.h (vNULL): Extend comment to say = vNULL initialization
7378 isn't needed for static vars.
7380 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
7381 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
7382 = vNULL initialization of file scope vec.
7383 * passes.c (pass_tab, enabled_pass_uid_range_tab,
7384 disabled_pass_uid_range_tab): Likewise.
7385 * haifa-sched.c (sched_luids, h_i_d): Likewise.
7386 * tree-chkp-opt.c (check_infos): Likewise.
7387 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
7389 * vec.h (vnull::operator vec): Add constexpr keyword for
7392 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
7394 PR tree-optimization/77654
7395 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
7396 to duplicate_ssa_name_ptr_info.
7398 2016-09-23 David Malcolm <dmalcolm@redhat.com>
7400 PR preprocessor/77672
7401 * input.c (selftest::test_lexer_string_locations_simple): Update
7402 test to expect location information of the terminator character
7403 at the location of the final closing quote.
7404 (selftest::test_lexer_string_locations_hex): Likewise.
7405 (selftest::test_lexer_string_locations_oct): Likewise.
7406 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
7407 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
7408 (selftest::test_lexer_string_locations_ucn4): Likewise.
7409 (selftest::test_lexer_string_locations_ucn8): Likewise.
7410 (selftest::test_lexer_string_locations_u8): Likewise.
7411 (selftest::test_lexer_string_locations_utf8_source): Likewise.
7412 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
7413 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
7414 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
7415 (selftest::test_lexer_string_locations_macro): Likewise.
7416 (selftest::test_lexer_string_locations_long_line): Likewise.
7418 2016-09-23 Richard Biener <rguenther@suse.de>
7420 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
7421 virtual definition to virtual use if the call devirtualizes
7422 to a const or pure function.
7423 (visit_use): Also visit calls we can devirtualize to a
7424 const or pure function.
7426 2016-09-23 Richard Biener <rguenther@suse.de>
7428 PR tree-optimization/77697
7429 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
7430 signal error if we have sth ternary or unhandled.
7432 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7434 * config/arm/arm_neon.h (vabd_f16): New.
7468 (vcvt_f16_s16): New.
7469 (vcvt_f16_u16): New.
7470 (vcvt_s16_f16): New.
7471 (vcvt_u16_f16): New.
7472 (vcvtq_f16_s16): New.
7473 (vcvtq_f16_u16): New.
7474 (vcvtq_s16_f16): New.
7475 (vcvtq_u16_f16): New.
7476 (vcvta_s16_f16): New.
7477 (vcvta_u16_f16): New.
7478 (vcvtaq_s16_f16): New.
7479 (vcvtaq_u16_f16): New.
7480 (vcvtm_s16_f16): New.
7481 (vcvtm_u16_f16): New.
7482 (vcvtmq_s16_f16): New.
7483 (vcvtmq_u16_f16): New.
7484 (vcvtn_s16_f16): New.
7485 (vcvtn_u16_f16): New.
7486 (vcvtnq_s16_f16): New.
7487 (vcvtnq_u16_f16): New.
7488 (vcvtp_s16_f16): New.
7489 (vcvtp_u16_f16): New.
7490 (vcvtpq_s16_f16): New.
7491 (vcvtpq_u16_f16): New.
7492 (vcvt_n_f16_s16): New.
7493 (vcvt_n_f16_u16): New.
7494 (vcvtq_n_f16_s16): New.
7495 (vcvtq_n_f16_u16): New.
7496 (vcvt_n_s16_f16): New.
7497 (vcvt_n_u16_f16): New.
7498 (vcvtq_n_s16_f16): New.
7499 (vcvtq_n_u16_f16): New.
7513 (vmul_lane_f16): New.
7516 (vmulq_lane_f16): New.
7538 (vrsqrteq_f16): New.
7542 (vrsqrtsq_f16): New.
7546 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7548 * config.gcc (extra_headers): Add arm_fp16.h
7549 * config/arm/arm_fp16.h: New.
7550 * config/arm/arm_neon.h: Include "arm_fp16.h".
7552 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7554 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
7556 (vmulf): New (v8hf, v4hf variants).
7557 (vfma): New (v8hf, v4hf variants).
7558 (vfms): New (v8hf, v4hf variants).
7559 (vsub): New (v8hf, v4hf variants).
7560 (vcage): New (v8hf, v4hf variants).
7561 (vcagt): New (v8hf, v4hf variants).
7562 (vcale): New (v8hf, v4hf variants).
7563 (vcalt): New (v8hf, v4hf variants).
7564 (vceq): New (v8hf, v4hf variants).
7565 (vcgt): New (v8hf, v4hf variants).
7566 (vcge): New (v8hf, v4hf variants).
7567 (vcle): New (v8hf, v4hf variants).
7568 (vclt): New (v8hf, v4hf variants).
7569 (vceqz): New (v8hf, v4hf variants).
7570 (vcgez): New (v8hf, v4hf variants).
7571 (vcgtz): New (v8hf, v4hf variants).
7572 (vcltz): New (v8hf, v4hf variants).
7573 (vclez): New (v8hf, v4hf variants).
7574 (vabd): New (v8hf, v4hf variants).
7575 (vmaxf): New (v8hf, v4hf variants).
7576 (vmaxnm): New (v8hf, v4hf variants).
7577 (vminf): New (v8hf, v4hf variants).
7578 (vminnm): New (v8hf, v4hf variants).
7579 (vpmaxf): New (v4hf variant).
7580 (vpminf): New (v4hf variant).
7581 (vpadd): New (v4hf variant).
7582 (vrecps): New (v8hf, v4hf variants).
7583 (vrsqrts): New (v8hf, v4hf variants).
7584 (vabs): New (v8hf, v4hf variants).
7585 (vneg): New (v8hf, v4hf variants).
7586 (vrecpe): New (v8hf, v4hf variants).
7587 (vrnd): New (v8hf, v4hf variants).
7588 (vrnda): New (v8hf, v4hf variants).
7589 (vrndm): New (v8hf, v4hf variants).
7590 (vrndn): New (v8hf, v4hf variants).
7591 (vrndp): New (v8hf, v4hf variants).
7592 (vrndx): New (v8hf, v4hf variants).
7593 (vrsqrte): New (v8hf, v4hf variants).
7594 (vmul_lane): Add v4hf and v8hf variants.
7595 (vmul_n): Add v4hf and v8hf variants.
7596 (vext): New (v8hf, v4hf variants).
7597 (vcvts): New (v8hi, v4hi variants).
7598 (vcvts): New (v8hf, v4hf variants).
7599 (vcvtu): New (v8hi, v4hi variants).
7600 (vcvtu): New (v8hf, v4hf variants).
7601 (vcvts_n): New (v8hf, v4hf variants).
7602 (vcvtu_n): New (v8hi, v4hi variants).
7603 (vcvts_n): New (v8hi, v4hi variants).
7604 (vcvtu_n): New (v8hf, v4hf variants).
7605 (vbsl): New (v8hf, v4hf variants).
7606 (vcvtas): New (v8hf, v4hf variants).
7607 (vcvtau): New (v8hf, v4hf variants).
7608 (vcvtms): New (v8hf, v4hf variants).
7609 (vcvtmu): New (v8hf, v4hf variants).
7610 (vcvtns): New (v8hf, v4hf variants).
7611 (vcvtnu): New (v8hf, v4hf variants).
7612 (vcvtps): New (v8hf, v4hf variants).
7613 (vcvtpu): New (v8hf, v4hf variants).
7615 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7617 * config/arm/arm-builtins.c (hf_UP): New.
7619 (vfp_builtin_data): New. Update comment.
7620 (enum arm_builtins): Include "arm_vfp_builtins.def".
7621 (ARM_BUILTIN_VFP_PATTERN_START): New.
7622 (arm_init_vfp_builtins): New.
7623 (arm_init_builtins): Add arm_init_vfp_builtins.
7624 (arm_expand_vfp_builtin): New.
7625 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
7627 * config/arm/arm_vfp_builtins.def: New file.
7628 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
7629 (arm-builtins.o): Likewise.
7631 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
7634 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
7635 from constant while creating value range.
7637 2016-09-23 Renlin Li <renlin.li@arm.com>
7639 * ira.c (ira): Move ira_use_lra_p initialization code to ...
7640 (ira_init_once): Here.
7642 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
7643 Jakub Jelinek <jakub@redhat.com>
7645 * hooks.h (hook_uint_uintp_false): Rename to...
7646 (hook_bool_uint_uintp_false): ... this.
7647 * hooks.c (hook_uint_uintp_false): Rename to...
7648 (hook_bool_uint_uintp_false): ... this.
7649 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
7650 instead of hook_uint_uintp_false.
7652 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7654 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
7655 (arm_init_builtins): Move body of a loop to the standalone
7656 function arm_init_neon_builtin.
7657 (arm_expand_neon_builtin_1): New. Update comment. Function body
7658 moved from arm_neon_builtin with some white-space fixes.
7659 (arm_expand_neon_builtin): Move code into the standalone function
7660 arm_expand_neon_builtin_1.
7662 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7664 * config/arm/iterators.md (VCVTHI): New.
7665 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
7669 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
7670 (V_HALF): Add V4HF. Fix white-space.
7671 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
7672 (V_s_elem): Likewise.
7673 (V_sz_elem): Fix white-space.
7674 (V_elem_ch): Likewise.
7676 (scalar_mul_constraint): Add V8HF and V4HF.
7677 (Is_float_mode): Fix white-space.
7678 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
7679 (q): Add HF. Fix white-space.
7682 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
7683 (neon_vfm_lane_as): New.
7684 * config/arm/neon.md (add<mode>3_fp16): New.
7685 (sub<mode>3_fp16): New.
7686 (mul<mode>3add<mode>_neon): New.
7687 (fma<VH:mode>4_intrinsic): New.
7688 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
7689 (fmsub<VH:mode>4_intrinsic): New.
7690 (<absneg_str><mode>2): New.
7691 (neon_v<absneg_str><mode>): New.
7692 (neon_v<fp16_rnd_str><mode>): New.
7693 (neon_vrsqrte<mode>): New.
7694 (neon_vpaddv4hf): New.
7695 (neon_vadd<mode>): New.
7696 (neon_vsub<mode>): New.
7697 (neon_vmulf<mode>): New.
7698 (neon_vfma<VH:mode>): New.
7699 (neon_vfms<VH:mode>): New.
7700 (neon_vc<cmp_op><mode>): New.
7701 (neon_vc<cmp_op><mode>_fp16insn): New
7702 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
7703 (neon_vca<cmp_op><mode>): New.
7704 (neon_vca<cmp_op><mode>_fp16insn): New.
7705 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
7706 (neon_vc<cmp_op>z<mode>): New.
7707 (neon_vabd<mode>): New.
7708 (neon_v<maxmin>f<mode>): New.
7709 (neon_vp<maxmin>fv4hf: New.
7710 (neon_<fmaxmin_op><mode>): New.
7711 (neon_vrecps<mode>): New.
7712 (neon_vrsqrts<mode>): New.
7713 (neon_vrecpe<mode>): New (VH variant).
7714 (neon_vdup_lane<mode>_internal): New.
7715 (neon_vdup_lane<mode>): New.
7716 (neon_vcvt<sup><mode>): New (VCVTHI variant).
7717 (neon_vcvt<sup><mode>): New (VH variant).
7718 (neon_vcvt<sup>_n<mode>): New (VH variant).
7719 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
7720 (neon_vcvt<vcvth_op><sup><mode>): New.
7721 (neon_vmul_lane<mode>): New.
7722 (neon_vmul_n<mode>): New.
7723 * config/arm/unspecs.md (UNSPEC_VCALE): New
7724 (UNSPEC_VCALT): New.
7725 (UNSPEC_VFMA_LANE): New.
7726 (UNSPECS_VFMS_LANE): New.
7728 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7730 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
7731 ("*extzv<mode><clobbercc_or_nocc>"):
7732 Correct a typo in a comment.
7734 ("*insv<mode>_zEC12", "*insv<mode>_z10")
7735 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
7736 ("*insv<mode>_zEC12_appendbitsleft")
7737 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
7738 ("*insv<mode>_z10_appendbitsleft"): Ditto.
7739 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
7740 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
7741 Provide pattern with operands switched.
7742 ("*pre_z10_extv<mode>"):
7743 Use new subst patterns.
7744 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
7745 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
7746 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
7747 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
7748 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
7749 ("*<risbg_n>_sidi_ior_and_lshiftrt")
7750 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
7752 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
7753 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
7754 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
7756 ("SINT"): New mode_iterator with SI, HI, QI.
7757 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
7758 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
7761 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7763 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
7764 new interface of s390_contiguous_bitmask_p.
7765 ("contiguous_bitmask_nowrap_operand"): New predicate.
7766 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
7767 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
7768 of s390_contiguous_bitmask_p.
7769 ("NxxDw"): Rename NxxDq constraint to NxxDw.
7770 ("NxxSw"): New constraint.
7771 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
7772 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
7774 (s390_contiguous_bitmask_nowrap_p): Export.
7775 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
7776 former s390_contiguous_bitmask_p.
7777 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
7778 detect contiguous bit ranges with wraparound. Change signature to
7779 return START and END position instead of POS and LENGTH.
7780 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
7781 ranges with wraparound.
7782 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
7783 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
7784 Adapt to new signature of s390_contiguous_bitmask_p.
7786 2016-09-23 Bin Cheng <bin.cheng@arm.com>
7788 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
7789 (create_intersect_range_checks): New.
7790 (vect_create_cond_for_alias_checks): Call above function.
7792 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7794 * config/arm/iterators.md (Code iterators): Fix some white-space
7798 (FCVT): Moved from vfp.md.
7799 (VCVT_HF_US_N): New.
7800 (VCVT_SI_US_N): New.
7805 (FCVTI32typename): Moved from vfp.md.
7806 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
7807 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
7808 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
7809 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
7810 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
7812 (fp16_rnd_str): New.
7813 (fp16_rnd_insn): New.
7814 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
7815 (UNSPEC_VCVT_HF_U_N): New.
7816 (UNSPEC_VCVT_SI_S_N): New.
7817 (UNSPEC_VCVT_SI_U_N): New.
7818 (UNSPEC_VCVTH_S): New.
7819 (UNSPEC_VCVTH_U): New.
7820 (UNSPEC_VCVTA_S): New.
7821 (UNSPEC_VCVTA_U): New.
7822 (UNSPEC_VCVTM_S): New.
7823 (UNSPEC_VCVTM_U): New.
7824 (UNSPEC_VCVTN_S): New.
7825 (UNSPEC_VCVTN_U): New.
7826 (UNSPEC_VCVTP_S): New.
7827 (UNSPEC_VCVTP_U): New.
7828 (UNSPEC_VCVTP_S): New.
7829 (UNSPEC_VCVTP_U): New.
7831 (UNSPEC_VRNDA): New.
7832 (UNSPEC_VRNDI): New.
7833 (UNSPEC_VRNDM): New.
7834 (UNSPEC_VRNDN): New.
7835 (UNSPEC_VRNDP): New.
7836 (UNSPEC_VRNDX): New.
7837 * config/arm/vfp.md (<absneg_str>hf2): New.
7839 (neon_v<fp16_rnd_str>hf): New.
7840 (neon_vrndihf): New.
7845 (*mulsf3neghf_vfp): New.
7846 (*negmulhf3_vfp): New.
7847 (*mulsf3addhf_vfp): New.
7848 (*mulhf3subhf_vfp): New.
7849 (*mulhf3neghfaddhf_vfp): New.
7850 (*mulhf3neghfsubhf_vfp): New.
7853 (fmsubhf4_fp16): New.
7857 (neon_vsqrthf): New.
7858 (neon_vrsqrtshf): New.
7859 (FCVT): Move to iterators.md.
7860 (FCVTI32typename): Likewise.
7861 (neon_vcvth<sup>hf): New.
7862 (neon_vcvth<sup>si): New.
7863 (neon_vcvth<sup>_nhf_unspec): New.
7864 (neon_vcvth<sup>_nhf): New.
7865 (neon_vcvth<sup>_nsi_unspec): New.
7866 (neon_vcvth<sup>_nsi): New.
7867 (neon_vcvt<vcvth_op>h<sup>si): New.
7868 (neon_<fmaxmin_op>hf): New.
7870 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7872 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
7873 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
7874 ("*insv<mode>_zEC12_appendbitsleft")
7875 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
7876 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
7878 2016-09-23 Jakub Jelinek <jakub@redhat.com>
7880 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
7881 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
7882 construct values without normalization.
7883 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
7884 static local lhs_ops to vNULL.
7886 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7887 Jiong Wang <jiong.wang@arm.com>
7889 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
7890 available when FP16 instructions are available.
7891 (output_move_vfp): Add support for 16-bit data moves.
7892 (arm_validize_comparison): Fix some white-space. Support HFmode
7893 by conversion to SFmode.
7894 * config/arm/arm.md (truncdfhf2): Fix a comment.
7895 (extendhfdf2): Likewise.
7897 (movsicc): Fix some white-space.
7899 (movsfcc): Fix some white-space.
7901 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
7902 instructions are available.
7903 (*thumb2_movhi_vfp): Likewise.
7904 (*arm_movhi_fp16): New.
7905 (*thumb2_movhi_fp16): New.
7906 (*movhf_vfp_fp16): New.
7907 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
7908 (*movhf_vfp): Likewise.
7909 (extendhfsf2): Enable when VFP FP16 instructions are available.
7910 (truncsfhf2): Enable when VFP FP16 instructions are available.
7912 2016-09-23 Martin Liska <mliska@suse.cz>
7914 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
7916 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7918 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
7920 (arm_evpc_neon_vtrn): Likewise.
7921 (arm_evpc_neon_vrev): Likewise.
7922 (arm_evpc_neon_vext): Likewise.
7923 * config/arm/arm_neon.h (vbsl_f16): New.
7927 (vdup_lane_f16): New.
7928 (vdupq_lane_f16): New.
7941 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
7942 (vdup_lane): New (v8hf, v4hf variants).
7943 (vext): New (v8hf, v4hf variants).
7944 (vbsl): New (v8hf, v4hf variants).
7945 * config/arm/iterators.md (VDQWH): New.
7947 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
7948 (Scalar_mul_8_16): Fix white-space.
7949 (Is_d_reg): Add V4HF and V8HF.
7950 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
7951 (neon_vdup_lane<mode>): New.
7952 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
7953 (*neon_vtrn<mode>_insn): Likewise.
7954 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
7955 (*neon_vzip<mode>_insn): Likewise
7956 (neon_vuzp<mode>_internal): Likewise.
7957 (*neon_vuzp<mode>_insn): Likewise
7958 * config/arm/vec-common.md (vec_perm_const<mode>): New.
7960 2016-09-23 Jiong Wang <jiong.wang@arm.com>
7961 Matthew Wahab <matthew.wahab@arm.com>
7963 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
7964 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
7965 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
7966 available. Also fix some white-space.
7967 * config/arm/vfp.md (*arm_movhi_vfp): New.
7968 (*thumb2_movhi_vfp): New.
7970 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7972 * config/arm/arm-c.c (arm_cpu_builtins): Define
7973 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
7974 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
7976 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7978 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
7979 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
7980 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
7981 arm_v8_2a_fp16_neon_hw.
7982 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
7985 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7987 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
7988 arm_fp16_alternative_ok and arm_fp16_none_ok.
7990 2016-09-23 Martin Liska <mliska@suse.cz>
7992 * ipa-icf.c (sem_variable::merge): Replace adress with address.
7994 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
7996 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
7998 ("armv8.2-a+fp16"): New.
7999 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
8000 (FL2_FP16INST): New.
8001 (FL2_FOR_ARCH8_2A): New.
8002 * config/arm/arm-tables.opt: Regenerate.
8003 * config/arm/arm.c (arm_arch8_2): New.
8004 (arm_fp16_inst): New.
8005 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
8006 for incompatible fp16-format settings.
8007 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
8008 (TARGET_NEON_FP16INST): New.
8009 (arm_arch8_2): Declare.
8010 (arm_fp16_inst): Declare.
8011 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
8012 march=armv8.2-a and march=armv8.2-a+fp16.
8013 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
8015 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
8016 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
8018 2016-09-23 Martin Liska <mliska@suse.cz>
8020 * doc/extend.texi: Remove fused-madd from i386 target options.
8022 2016-09-23 Martin Liska <mliska@suse.cz>
8024 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
8027 2016-09-23 Martin Liska <mliska@suse.cz>
8029 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
8032 2016-09-23 Martin Liska <mliska@suse.cz>
8035 * config/i386/i386.c (ix86_option_override_internal): Change
8036 signature and return false when there's an error related to
8038 (release_options_strings): New function.
8039 (ix86_valid_target_attribute_tree): Call the function.
8041 2016-09-23 Jakub Jelinek <jakub@redhat.com>
8043 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
8044 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
8045 (gen_hsa_ctor_assignment): Likewise.
8046 * print-tree.c (print_node): Likewise.
8047 * tree-dump.c (dequeue_and_dump): Likewise.
8048 * tree-sra.c (sra_modify_constructor_assign): Likewise.
8049 * expr.c (store_constructor): Likewise.
8050 * fold-const.c (operand_equal_p): Likewise.
8051 * tree-pretty-print.c (dump_generic_node): Likewise.
8052 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
8053 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
8055 2016-09-23 Richard Biener <rguenther@suse.de>
8057 * hooks.h (hook_uint_uintp_false): Declare.
8059 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8061 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
8062 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
8064 2016-09-22 Martin Sebor <msebor@redhat.com>
8067 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
8068 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
8069 (target_int_min): Correct computation.
8070 (format_integer): Use long long as the argument for the ll length
8072 (format_floating): Use target_int_max().
8073 (get_string_length): Same.
8074 (format_string): Avoid setting the bounded flag for strings
8076 (try_substitute_return_value): Avoid setting range info when
8077 the result isn't bounded.
8078 * varasm.c (assemble_name): Increase buffer size.
8080 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
8081 Terry Guo <terry.guo@arm.com>
8083 * target.def (elf_flags_numeric): New target hook.
8084 * targhooks.h (default_asm_elf_flags_numeric): New.
8085 * varasm.c (default_asm_elf_flags_numeric): New.
8086 (default_elf_asm_named_section): Use new target hook.
8087 * config/arm/arm.opt (mpure-code): New.
8088 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
8089 * config/arm/arm.c (arm_asm_init_sections): Add section
8090 attribute to default text section if -mpure-code.
8091 (arm_option_check_internal): Diagnose use of option with
8092 non supported targets and/or options.
8093 (arm_asm_elf_flags_numeric): New.
8094 (arm_function_section): New.
8095 (arm_elf_section_type_flags): New.
8096 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
8098 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
8099 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
8101 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
8103 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
8105 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8107 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
8108 * rtl.h: Adjust prototype.
8110 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8112 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
8113 (prev_active_insn): Likewise.
8114 (active_insn_p): Likewise.
8115 * rtl.h: Adjust prototypes.
8116 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
8117 * config/arc/arc.md: Likewise.
8118 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
8119 (branch_needs_nop_p): Likewise.
8120 (use_skip_p): Likewise.
8121 * config/sh/sh.c (gen_block_redirect): Likewise.
8122 (split_branches): Likewise.
8123 * reorg.c (optimize_skip): Likewise.
8124 (fill_simple_delay_slots): Likewise.
8125 (fill_slots_from_thread): Likewise.
8126 (relax_delay_slots): Likewise.
8127 * resource.c (mark_target_live_regs): Likewise.
8129 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8131 * config/cris/cris.c (cris_asm_output_case_end): Change argument
8133 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
8134 (prev_nonnote_nondebug_insn): Likewise.
8135 * config/cris/cris-protos.h: Adjust prototype.
8137 * jump.c (rtx_renumbered_equal_p): Adjust.
8139 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8141 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
8142 * rtl.h: Adjust prototype.
8143 * config/sh/sh.md: Adjust.
8144 * dwarf2out.c (add_var_loc_to_decl): Likewise.
8146 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8148 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
8149 (prev_nondebug_insn): Likewise.
8150 * loop-doloop.c (doloop_condition_get): Likewise.
8151 * rtl.h: Adjust prototype.
8152 * cfgloop.h: Likewise.
8154 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8156 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
8157 (prev_nonnote_insn): Likewise.
8158 * jump.c (reversed_comparison_code_parts): Likewise.
8159 (reversed_comparison): Likewise.
8160 * rtl.h: Adjust prototypes.
8161 * config/arc/arc.md: Adjust.
8162 * cse.c (find_comparison_args): Likewise.
8163 * reorg.c (redundant_insn): Change return type to rtx_insn *.
8164 (fix_reg_dead_note): Change argument type to rtx_insn *.
8165 (delete_prior_computation): Likewise.
8166 (delete_computation): Likewise.
8167 (fill_slots_from_thread): Adjust.
8168 (relax_delay_slots): Likewise.
8169 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
8170 (simplify_relational_operation_1): Likewise.
8171 (simplify_ternary_operation): Likewise.
8173 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8175 * config/arc/arc-protos.h (arc_label_align): Change type of
8176 variables from rtx to rtx_insn *.
8177 * config/arc/arc.c (arc_label_align): Likewise.
8178 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
8179 * config/bfin/bfin.c (workaround_speculation): Likewise.
8180 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
8181 (find_last_same_clock): Likewise.
8182 (reorg_split_calls): Likewise.
8183 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
8184 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
8185 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
8186 (same_cmp_following_p): Likewise.
8187 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
8188 (same_cmp_following_p): Likwise.
8189 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
8190 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
8191 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
8192 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
8193 (rl78_alloc_physical_registers_cmp): Likewise.
8194 (rl78_alloc_physical_registers_umul): Likewise.
8195 (rl78_calculate_death_notes): Likewise.
8196 * config/s390/s390-protos.h (s390_label_align): Likewise.
8197 * config/s390/s390.c (s390_label_align): Likewise.
8198 * config/sh/sh.c (barrier_align): Likewise.
8199 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
8200 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
8201 (emit_cbcond_nop): Likewise.
8203 2016-09-22 Martin Liska <mliska@suse.cz>
8206 * ipa-icf.c (sem_variable::merge): Yield merge operation if
8207 alias address matters, not necessarily address of original.
8209 2016-09-22 Richard Biener <rguenther@suse.de>
8212 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
8215 2016-09-22 Richard Biener <rguenther@suse.de>
8218 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
8219 from constant folding results.
8220 (gimple_resimplify2): Likewise.
8221 (gimple_resimplify3): Likewise.
8223 2016-09-22 Richard Biener <rguenther@suse.de>
8226 * expr.c (expand_expr_real_1): Guard array access against negative
8229 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8231 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
8233 (format_floating): Likewise.
8235 2016-09-22 Jakub Jelinek <jakub@redhat.com>
8238 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
8239 for all IFN_GOMP_SIMD_* internal fns, not just for
8240 IFN_GOMP_SIMD_ORDERED_*.
8242 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8245 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
8246 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
8247 instructions when you want to invert the test.
8248 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
8249 correct order for XXSEL.
8250 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
8251 for using XSCMP{EQ,GT,GE}DP.
8253 2016-09-21 David Malcolm <dmalcolm@redhat.com>
8255 * genconstants.c (main): Introduce noop_reader and convert call
8256 to read_md_files to a method call.
8257 * genenums.c (main): Likewise.
8258 * genmddeps.c (main): Likewise.
8259 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
8260 rtx_reader_ptr->get_top_level_filename ().
8261 (write_tm_preds_h): Likewise.
8262 (write_insn_preds_c): Likewise.
8263 * gensupport.c (class gen_reader): New subclass of rtx_reader.
8264 (rtx_handle_directive): Convert to...
8265 (gen_reader::handle_unknown_directive): ...this.
8266 (init_rtx_reader_args_cb): Convert return type from bool to
8267 rtx_reader *. Create a gen_reader instance, using it for the
8268 call to read_md_files. Return it if no errors occur.
8269 (init_rtx_reader_args): Convert return type from bool to
8271 * gensupport.h (init_rtx_reader_args_cb): Likewise.
8272 (init_rtx_reader_args_cb): Likewise.
8273 * read-md.c (struct file_name_list): Move to class rtx_reader.
8274 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
8275 (read_md_filename): Delete in favor of
8276 rtx_reader::m_read_md_filename.
8277 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
8278 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
8279 (base_dir): Delete in favor of rtx_reader::m_base_dir.
8280 (first_dir_md_include): Delete in favor of
8281 rtx_reader::m_first_dir_md_include.
8282 (last_dir_md_include_ptr): Delete in favor of
8283 rtx_reader::m_last_dir_md_include_ptr.
8284 (max_include_len): Delete.
8285 (rtx_reader_ptr): New.
8286 (fatal_with_file_and_line): Use get_filename and get_lineno
8287 accessors of rtx_reader_ptr.
8288 (require_char_ws): Likewise.
8289 (rtx_reader::read_char): New method, based on ::read_char.
8290 (rtx_reader::unread_char): New method, based on ::unread_char.
8291 (read_escape): Use get_filename and get_lineno accessors of
8293 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
8294 (read_string): Use get_filename and get_lineno accessors of
8296 (rtx_reader::rtx_reader): New ctor.
8297 (rtx_reader::~rtx_reader): New dtor.
8298 (handle_include): Convert from a function to...
8299 (rtx_reader::handle_include): ...this method, converting
8300 handle_directive from a callback to a virtual function.
8301 (handle_file): Likewise, converting to...
8302 (rtx_reader::handle_file): ...this method.
8303 (handle_toplevel_file): Likewise, converting to...
8304 (rtx_reader::handle_toplevel_file): ...this method.
8305 (rtx_reader::get_current_location): New method.
8306 (parse_include): Convert from a function to...
8307 (rtx_reader::add_include_path): ...this method, dropping redundant
8308 update to unused max_include_len.
8309 (read_md_files): Convert from a function to...
8310 (rtx_reader::read_md_files): ...this method, converting
8311 handle_directive from a callback to a virtual function.
8312 (noop_reader::handle_unknown_directive): New method.
8313 * read-md.h (directive_handler_t): Delete this typedef.
8315 (read_md_file): Delete.
8316 (read_md_lineno): Delete.
8317 (read_md_filename): Delete.
8318 (class rtx_reader): New class.
8319 (rtx_reader_ptr): New decl.
8320 (class noop_reader): New subclass of rtx_reader.
8321 (read_char): Reimplement in terms of rtx_reader::read_char.
8322 (unread_char): Reimplement in terms of rtx_reader::unread_char.
8323 (read_md_files): Delete.
8324 * read-rtl.c (read_rtx_code): Update for deletion of globals
8325 read_md_filename and read_md_lineno.
8327 2016-09-21 Jason Merrill <jason@redhat.com>
8329 * input.h (from_macro_definition_at): New.
8331 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
8333 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
8335 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8337 PR tree-optimization/77550
8338 * tree-vect-stmts.c (create_array_ref): Change parameters.
8339 (get_group_alias_ptr_type): New function.
8340 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
8342 2016-09-21 Marek Polacek <polacek@redhat.com>
8344 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
8345 Add falls through comment.
8347 2016-09-21 Richard Biener <rguenther@suse.de>
8349 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
8350 (replace_child): Likewise.
8351 (remove_child_TAG): Adjust.
8352 (move_marked_base_types): Likewise.
8353 (prune_unused_types_prune): Clear die_sib of removed children.
8355 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
8358 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
8359 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
8361 2016-09-21 Richard Biener <rguenther@suse.de>
8363 PR tree-optimization/77648
8364 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
8366 (make_transitive_closure_constraints): Adjust comment.
8367 (make_any_offset_constraints): New function.
8368 (handle_rhs_call): Make sure to first expand a pointer to all
8369 subfields before transitively closing it.
8370 (handle_const_call): Likewise. Properly expand returned
8372 (handle_pure_call): Likewise.
8374 2016-09-21 Richard Biener <rguenther@suse.de>
8375 Jakub Jelinek <jakub@redhat.com>
8377 PR tree-optimization/77621
8378 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
8379 group at non-vectorizable stmts.
8381 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8383 PR tree-optimization/72835
8384 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
8385 (make_new_ssa_for_all_defs): Likewise.
8386 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
8388 2016-09-20 Martin Sebor <msebor@redhat.com>
8391 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
8392 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
8393 * config/linux.c (gnu_libc_printf_pointer_format): New function.
8394 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
8395 * config/sol2.c (solaris_printf_pointer_format): New function.
8396 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
8398 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
8399 * doc/tm.texi: Regenerate.
8400 * gimple-fold.h (get_range_strlen): New function.
8401 (get_maxval_strlen): Declare existing function.
8402 * gimple-fold.c (get_range_strlen): Add arguments and compute both
8403 maximum and minimum.
8404 (get_range_strlen): Define overload.
8405 (get_maxval_strlen): Adjust.
8406 * gimple-ssa-sprintf.c: New file and pass.
8407 * passes.def (pass_sprintf_length): Add new pass.
8408 * targhooks.h (default_printf_pointer_format): Declare new function.
8409 (gnu_libc_printf_pointer_format): Same.
8410 (solaris_libc_printf_pointer_format): Same.
8411 * targhooks.c (default_printf_pointer_format): Define new function.
8412 * tree-pass.h (make_pass_sprintf_length): Declare new function.
8413 * print-tree.c: Increase buffer size.
8415 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8417 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
8419 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8421 * common.opt: New option -fipa-vrp.
8422 * ipa-cp.c (ipa_get_vr_lat): New.
8423 (ipcp_vr_lattice::print): Likewise.
8424 (print_all_lattices): Call ipcp_vr_lattice::print.
8425 (ipcp_vr_lattice::meet_with): New.
8426 (ipcp_vr_lattice::meet_with_1): Likewise.
8427 (ipcp_vr_lattice::top_p): Likewise.
8428 (ipcp_vr_lattice::bottom_p): Likewsie.
8429 (ipcp_vr_lattice::set_to_bottom): Likewise.
8430 (set_all_contains_variable): Call VR set_to_bottom.
8431 (initialize_node_lattices): Init VR lattices.
8432 (propagate_vr_accross_jump_function): New.
8433 (propagate_constants_accross_call): Call
8434 propagate_vr_accross_jump_function.
8435 (ipcp_store_vr_results): New.
8436 (ipcp_driver): Handle VR.
8437 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
8438 (ipa_set_jf_unknown): Likewise.
8439 (ipa_compute_jump_functions_for_edge): Likewise.
8440 (ipa_node_params_t::duplicate): Likewise.
8441 (ipa_write_jump_function): Likewise.
8442 (ipa_read_jump_function): Likewise.
8443 (write_ipcp_transformation_info): Likewise.
8444 (read_ipcp_transformation_info): Likewise.
8445 (ipcp_update_vr): New.
8446 (ipcp_transform_function): Handle VR.
8447 * ipa-prop.h (struct ipa_vr): New.
8448 * cgraph.c: Include tree-vrp.h.
8449 * cgraphunit.c: Likewise.
8450 * ipa-utils.c: Likewise.
8453 * toplev.c: Likewise.
8454 * ipa-devirt.c: Likewise.
8455 * ipa-inline-transform.c: Likewise.
8456 * ipa-inline.c: Likewise.
8457 * ipa-profile.c: Likewise.
8459 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8461 * doc/invoke.texi: Document -fdump-tree-evrp.
8462 * passes.def: Define new pass_early_vrp.
8463 * timevar.def: Define new TV_TREE_EARLY_VRP.
8464 * tree-pass.h (make_pass_early_vrp): New.
8465 * tree-ssa-propagate.c: Make replace_uses_in non static.
8466 * tree-ssa-propagate.h: Export replace_uses_in.
8467 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
8468 (extract_range_from_assert): Factor out
8469 extract_range_for_var_from_comparison_expr.
8470 (vrp_initialize_lattice): New.
8471 (vrp_initialize): Factor out vrp_initialize_lattice.
8472 (vrp_valueize): Fix it to reject complex value ranges.
8473 (vrp_free_lattice): New.
8474 (evrp_dom_walker::before_dom_children): Likewise.
8475 (evrp_dom_walker::after_dom_children): Likewise.
8476 (evrp_dom_walker::push_value_range): Likewise.
8477 (evrp_dom_walker::pop_value_range): Likewise.
8478 (execute_early_vrp): Likewise.
8479 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
8480 (make_pass_early_vrp): New.
8482 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
8484 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
8485 instead of exact_log2.
8487 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
8490 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
8491 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
8492 (ix86_add_stmt_cost): Penalize DFmode vector operations
8493 for !TARGET_VECTORIZE_DOUBLE.
8495 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
8497 * doc/invoke.texi (Warning Options): Simplify language.
8498 (Optimize Options): Complete sentence.
8500 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
8502 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
8505 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
8508 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
8509 inits on power8 and above, use the VMRGEW instruction instead of a
8512 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
8513 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
8516 2016-09-20 Tamar Christina <tamar.christina@arm.com>
8518 * config/aarch64/arm_neon.h
8519 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
8520 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
8521 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
8523 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
8525 * config/var/vax.h (ELIMINABLE_REGS): Define.
8526 (INITIAL_ELIMINATION_OFFSET): Define.
8528 2016-09-20 Jakub Jelinek <jakub@redhat.com>
8531 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
8532 cast to void * if the cast is from some other pointer type.
8534 2016-09-20 Richard Biener <rguenther@suse.de>
8536 PR tree-optimization/77646
8537 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
8540 2016-09-20 Tamar Christina <tamar.christina@arm.com>
8542 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
8543 attributes to all inlined functions and make them extern.
8545 2016-09-20 Richard Biener <rguenther@suse.de>
8547 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
8549 * debug.c (do_nothing_debug_hooks): Adjust.
8550 * dbxout.c (dbx_debug_hooks): Likewise.
8551 * sdbout.c (sdb_debug_hooks): Likewise.
8552 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
8553 (dwarf2out_finish): Move producer, filename and
8555 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
8556 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
8558 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
8561 * doc/invoke.texi: Document -Wint-in-bool-context.
8564 * dwarf2out.c (output_loc_operands): Fix an assertion.
8566 2016-09-19 Joseph Myers <joseph@codesourcery.com>
8568 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
8569 (CR_DECIMAL_DIG): New macro.
8571 2016-09-19 Joseph Myers <joseph@codesourcery.com>
8573 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
8576 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
8578 PR rtl-optimization/77416
8579 * lra-remat.c (operand_to_remat): Process hard coded insn
8582 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8584 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
8585 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
8587 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
8589 * target.def (lra_p): Wordsmithing.
8590 * doc/tm.texi: Regenerate.
8592 2016-09-19 Jakub Jelinek <jakub@redhat.com>
8593 Jan Hubicka <jh@suse.cz>
8596 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
8597 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
8598 Call ultimate_alias_target just once, not up to 4 times.
8600 2016-09-19 Richard Biener <rguenther@suse.de>
8602 * dwarf2out.c (early_dwarf_finished): New global.
8603 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
8605 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
8606 if called from LTO exit early.
8607 (dwarf2out_late_global_decl): When being during the early
8608 debug phase do not add locations but only const value attributes.
8609 Adjust the way we generate early DIEs for LTO.
8611 2016-09-19 Richard Biener <rguenther@suse.de>
8614 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
8615 proper niter to bound the loops.
8617 2016-09-19 Richard Biener <rguenther@suse.de>
8619 PR tree-optimization/77514
8620 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
8621 search for folded stmt.
8623 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
8625 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
8626 * tree-pass.h (make_pass_early_thread_jumps): Declare.
8627 * tree-ssa-threadbackward.c (fsm_find_thread_path,
8628 fsm_find_thread_path, profitable_jump_thread_path,
8629 fsm_find_control_statement_thread_paths,
8630 find_jump_threads_backwards): Add speed_p parameter.
8631 (pass_data_early_thread_jumps): New pass.
8632 (make_pass_early_thread_jumps): New function.
8634 2016-09-17 Andreas Schwab <schwab@suse.de>
8636 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
8637 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
8639 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
8641 * recog.c (rest_of_handle_split_after_reload): Delete.
8642 (pass_split_after_reload::gate): New method.
8643 (pass_split_after_reload::execute): Call split_all_insns directly.
8645 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
8647 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
8648 parameters for functions taking long long arguments.
8650 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8653 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
8654 splat with truncate.
8656 2016-09-16 Jason Merrill <jason@redhat.com>
8658 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
8660 * hwint.c (exact_log2): Use pow2p_hwi.
8661 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
8662 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
8663 * builtins.c (get_object_alignment_2, get_object_alignment)
8664 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
8666 * calls.c (compute_argument_addresses, store_one_arg): Use
8668 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
8669 * combine.c (force_to_mode): Use least_bit_hwi.
8670 (contains_muldiv, find_split_point, combine_simplify_rtx)
8671 (simplify_if_then_else, simplify_set, force_to_mode)
8672 (if_then_else_cond, simplify_and_const_int_1)
8673 (simplify_compare_const): Use pow2p_hwi.
8674 * cse.c (fold_rtx): Use pow2p_hwi.
8675 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
8677 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
8678 (init_expmed_one_conv): Use pow2p_hwi.
8679 * expr.c (is_aligning_offset): Use pow2p_hwi.
8680 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
8681 (fold_binary_loc): Use pow2p_hwi.
8682 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
8683 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
8684 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
8685 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
8687 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
8688 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
8689 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
8690 * omp-low.c (oacc_loop_fixed_partitions)
8691 (oacc_loop_auto_partitions): Use least_bit_hwi.
8692 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
8693 * stor-layout.c (place_field): Use least_bit_hwi.
8694 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
8695 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
8696 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
8697 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
8698 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
8699 * tree-vect-data-refs.c (vect_analyze_group_access_1)
8700 (vect_grouped_store_supported, vect_grouped_load_supported)
8701 (vect_permute_load_chain, vect_shift_permute_load_chain)
8702 (vect_transform_grouped_load): Use pow2p_hwi.
8703 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
8704 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
8705 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
8707 * tsan.c (instrument_expr): Use least_bit_hwi.
8708 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
8710 2016-09-16 Andreas Schwab <schwab@suse.de>
8712 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
8714 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
8716 2016-09-16 Jakub Jelinek <jakub@redhat.com>
8719 * combine.c (rest_of_handle_combine): If any edges have been purged,
8720 free dominators if available.
8722 2016-09-16 Jakub Jelinek <jakub@redhat.com>
8723 Eric Botcazou <ebotcazou@adacore.com>
8726 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
8727 through into expand_addsub_overflow after expand_neg_overflow.
8729 2016-09-15 David Malcolm <dmalcolm@redhat.com>
8731 * diagnostic-show-locus.c
8732 (selftest::test_fixit_insert_containing_newline): New function.
8733 (selftest::test_fixit_replace_containing_newline): New function.
8734 (selftest::diagnostic_show_locus_c_tests): Call the above.
8736 2016-09-15 Bin Cheng <bin.cheng@arm.com>
8738 PR tree-optimization/77503
8739 * tree-vect-loop.c (vectorizable_reduction): Record reduction
8740 code for CONST_COND_REDUCTION at analysis stage and use it at
8742 * tree-vectorizer.h (struct _stmt_vec_info): New field.
8743 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
8744 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
8747 2016-09-15 Richard Biener <rguenther@suse.de>
8750 * fold-const.c (split_tree): Do not split constant ~X.
8752 2016-09-15 Jakub Jelinek <jakub@redhat.com>
8754 PR rtl-optimization/77425
8755 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
8759 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
8760 use %qs instead of %s where desirable, use argument instead of arg in
8761 the diagnostic wording, add list of supported strategies and
8763 (ix86_option_override_internal): Emit target("m...") instead of
8764 option("m...") in the diagnostic. Use %qs instead of %s in invalid
8765 -march/-mtune option diagnostic. Add list of supported arches/tunings
8766 and spellcheck hint. Remove prefix, suffix and sw variables, use
8767 main_args_p ? "..." : "..." in diagnostics to make translation
8770 2016-09-15 Richard Biener <rguenther@suse.de>
8772 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
8773 extra offset argument.
8774 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
8775 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
8776 to reflect new offset parameter.
8777 * doc/tm.texi: Regenerate.
8778 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
8779 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
8781 (darwin_asm_output_dwarf_offset): Likewise.
8782 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
8784 (darwin_asm_output_dwarf_offset): Pass offset argument through.
8785 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
8786 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
8788 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
8791 * ipa-icf.c (set_alias_uids): New function.
8792 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
8793 all the merged variable's referring aliases.
8795 2016-09-15 Richard Biener <rguenther@suse.de>
8797 PR tree-optimization/77514
8798 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
8799 only forced_stmts sequence.
8801 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
8803 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
8804 * cfgexpand.c (update_alias_info_with_stack_vars): Use
8805 FOR_EACH_SSA_NAME to iterate over SSA variables.
8806 (pass_expand::execute): Likewise.
8807 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
8808 * tree-cfg.c (dump_function_to_file): Likewise.
8809 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
8810 (update_ssa): Likewise.
8811 * tree-ssa-alias.c (dump_alias_info): Likewise.
8812 * tree-ssa-ccp.c (ccp_finalize): Likewise.
8813 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
8814 (create_outofssa_var_map): Likewise.
8815 (coalesce_ssa_name): Likewise.
8816 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
8817 * tree-ssa-pre.c (compute_avail): Likewise.
8818 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
8819 (scc_vn_restore_ssa_info): Likewise.
8820 (free_scc_vn): Likwise.
8821 (run_scc_vn): Likewise.
8822 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
8823 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
8824 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8825 * tree-ssa.c (verify_ssa): Likewise.
8827 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
8829 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
8830 and mips64r2 as default 32-bit and 64-bit architectures.
8831 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
8832 as default 32-bit and 64-bit architectures.
8834 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
8836 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
8839 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
8841 * target.def (lra_p): Change commentary (for the manual) for the
8843 * doc/tm.texi: Regenerate.
8845 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
8847 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
8848 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
8849 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
8850 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
8852 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
8854 * targhooks.c (default_lra_p): Return true instead of false.
8856 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
8858 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
8859 hook_bool_void_false.
8860 * config/avr/avr.c: Ditto.
8861 * config/bfin/bfin.c: Ditto.
8862 * config/c6x/c6x.c: Ditto.
8863 * config/cr16/cr16.c: Ditto.
8864 * config/cris/cris.c: Ditto.
8865 * config/epiphany/epiphany.c: Ditto.
8866 * config/fr30/fr30.c: Ditto.
8867 * config/frv/frv.c: Ditto.
8868 * config/h8300/h8300.c: Ditto.
8869 * config/ia64/ia64.c: Ditto.
8870 * config/iq2000/iq2000.c: Ditto.
8871 * config/lm32/lm32.c: Ditto.
8872 * config/m32c/m32c.c: Ditto.
8873 * config/m32r/m32r.c: Ditto.
8874 * config/m68k/m68k.c: Ditto.
8875 * config/mcore/mcore.c: Ditto.
8876 * config/microblaze/microblaze.c: Ditto.
8877 * config/mmix/mmix.c: Ditto.
8878 * config/mn10300/mn10300.c: Ditto.
8879 * config/moxie/moxie.c: Ditto.
8880 * config/msp430/msp430.c: Ditto.
8881 * config/nios2/nios2.c: Ditto.
8882 * config/nvptx/nvptx.c: Ditto.
8883 * config/pa/pa.c: Ditto.
8884 * config/pdp11/pdp11.c: Ditto.
8885 * config/rl78/rl78.c: Ditto.
8886 * config/sparc/sparc.c: Ditto.
8887 * config/spu/spu.c: Ditto.
8888 * config/stormy16/stormy16.c: Ditto.
8889 * config/tilegx/tilegx.c: Ditto.
8890 * config/tilepro/tilepro.c: Ditto.
8891 * config/v850/v850.c: Ditto.
8892 * config/vax/vax.c: Ditto.
8893 * config/visium/visium.c: Ditto.
8894 * config/xtensa/xtensa.c: Ditto.
8896 2016-09-14 Jakub Jelinek <jakub@redhat.com>
8899 * tsan.c: Include target.h.
8900 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
8901 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
8902 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
8903 BUILT_IN_ATOMIC_TEST_AND_SET entries.
8904 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
8906 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
8907 Martin Liska <mliska@suse.cz>
8910 * predict.c (force_edge_cold): Add braces to a condition.
8912 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
8914 PR rtl-optimization/77289
8915 * lra-constraints.c (get_final_hard_regno): Removed.
8916 (get_hard_regno): Add new parameter final_p.
8917 (get_reg_class): Directly call lra_get_elimination_hard_regno.
8918 (operands_match_p): Adjust call to get_hard_regno.
8919 (uses_hard_regs_p): Likewise.
8920 (process_alt_operands): Likewise.
8922 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
8925 * config/msp430/msp430.c (msp430_start_function): Emit an error
8926 if a function is both weak and specifies an interrupt number.
8928 2016-09-13 Jakub Jelinek <jakub@redhat.com>
8930 PR tree-optimization/77454
8931 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
8932 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
8935 2016-09-13 Tamar Christina <tamar.christina@arm.com>
8937 * config/aarch64/aarch64-builtins.c
8938 (aarch64_init_simd_builtins): Fix builtin type signature printing.
8940 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
8942 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
8943 SFmode and SCmode arguments by reference.
8945 2016-09-13 David Malcolm <dmalcolm@redhat.com>
8947 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
8949 (selftest::test_one_liner_fixit_insert_before): ...this, and update
8950 for renaming of add_fixit_insert to add_fixit_insert_before.
8951 (selftest::test_one_liner_fixit_insert_after): New function.
8952 (selftest::test_one_liner_fixit_validation_adhoc_locations):
8953 Update for renaming of add_fixit_insert to add_fixit_insert_before.
8954 (selftest::test_one_liner_many_fixits): Likewise.
8955 (selftest::test_diagnostic_show_locus_one_liner): Update for
8956 renaming, call new test function.
8957 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
8958 renaming of add_fixit_insert to add_fixit_insert_before.
8959 (selftest::test_fixit_consolidation): Likewise.
8960 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
8962 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
8963 (selftest::test_applying_fixits_insert_before): ...this.
8964 (selftest::test_applying_fixits_insert): Update for renaming of
8965 add_fixit_insert to add_fixit_insert_before.
8966 (selftest::test_applying_fixits_insert_after): New function.
8967 (selftest::test_applying_fixits_insert_after_at_line_end): New
8969 (selftest::test_applying_fixits_insert_after_failure): New function.
8970 (selftest::test_applying_fixits_multiple): Update for renaming of
8971 add_fixit_insert to add_fixit_insert_before.
8972 (selftest::change_line): Likewise.
8973 (selftest::test_applying_fixits_unreadable_file): Likewise.
8974 (selftest::test_applying_fixits_line_out_of_range): Likewise.
8975 (selftest::test_applying_fixits_column_validation): Likewise.
8976 (selftest::test_applying_fixits_column_validation): Likewise.
8977 (selftest::edit_context_c_tests): Update for renamed test function;
8978 call new test functions.
8980 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
8982 PR tree-optimization/77536
8983 PR rtl-optimization/68212
8984 * config/rs6000/rs6000.md (div->recip splitter): Remove
8985 optimize_insn_for_speed_p condition.
8987 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
8989 * optabs.c (prepare_cmp_insn): Update documentation comment.
8991 2016-09-13 Jakub Jelinek <jakub@redhat.com>
8992 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8995 * opts.h (candidates_list_and_hint): Declare.
8996 * opts-common.c (candidates_list_and_hint): New function.
8997 (cmdline_handle_error): Use it.
8999 2016-09-12 David Malcolm <dmalcolm@redhat.com>
9001 * edit-context.c (edited_line::get_len): New accessor.
9002 (edited_file::print_diff): Split out hunk-printing into...
9003 (edited_file::print_diff_hunk): New method.
9004 (edited_file::print_diff_line): New method.
9006 2016-09-12 Andrew Pinski <apinski@cavium.com>
9008 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
9010 * config/aarch64/aarch64.c (thunderx_tunings): Enable
9011 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
9012 (aarch64_operands_ok_for_ldpstp): Return false if
9013 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
9014 was SImode and the alignment is less than 8 byte.
9015 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
9017 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
9020 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
9022 2016-09-12 Marek Polacek <polacek@redhat.com>
9024 * doc/extend.texi: Use lowercase "boolean".
9025 * doc/invoke.texi: Likewise.
9026 * doc/md.texi: Likewise.
9027 * target.def: Likewise.
9028 * doc/tm.texi: Regenerated.
9030 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9033 * expmed.c (synth_mult): Delete duplicate mode check.
9035 2016-09-10 Tom de Vries <tom@codesourcery.com>
9038 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
9040 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
9041 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
9043 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
9045 PR rtl-optimization/77289
9046 * lra-constraints.c (get_final_hard_regno): Add support for non hard
9047 register numbers. Remove support for subregs.
9048 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
9049 (get_reg_class): Delete removed get_final_hard_regno() argument.
9050 (uses_hard_regs_p): Call get_final_hard_regno().
9052 2016-09-09 Martin Sebor <msebor@redhat.com>
9056 * pretty-print.c (pp_quoted_string): New function.
9057 (pp_format): Call it for %c and %s directives.
9059 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
9061 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
9062 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
9063 INITIAL_ELIMINATION_OFFSET) : Update documentation.
9064 * target.def (frame_pointer_required, can_eliminate): Likewise.
9065 * doc/tm.texi: Regenerated.
9066 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
9068 * df-scan.c (df_hard_reg_init): Likewise.
9069 * ira.c (ira_setup_eliminable_regset): Likewise.
9070 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
9071 init_elim_table): Likewise.
9072 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
9073 set_initial_elim_offsets, update_eliminables,
9074 init_elim_table): Likewise.
9075 * rtlanal.c (get_initial_register_offset): Likewise.
9076 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
9077 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
9078 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
9079 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
9080 * config/fr30/fr30.h: Fix comment.
9081 * config/frv/frv.c: Likewise.
9082 * config/frv/frv.h: Likewise.
9083 * config/ft32/ft32.h: Likewise.
9084 * config/visium/visium.h: Likewise.
9085 * config/pa/pa64-linux.h: Likewise.
9086 * config/v850/v850.h: Likewise.
9087 * config/cris/cris.c: Likewise.
9088 * config/ia64/ia64.h: Likewise.
9089 * config/moxie/moxie.h: Likewise.
9090 * config/m32r/m32r.h: Likewise.
9092 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
9095 * config.in: Regenerate.
9096 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
9098 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
9099 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
9100 static-libmpxwrappers case.
9101 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
9102 MPX_LD_AS_NEEDED_GUARD_POP.
9103 * configure: Regenerate.
9104 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
9105 defined if linker support "--push-state"/"--pop-state".
9107 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
9109 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
9111 2016-09-09 Joseph Myers <joseph@codesourcery.com>
9113 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
9114 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
9115 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
9116 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
9117 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
9118 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
9119 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
9121 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
9122 width macros from TS 18661-1.
9123 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
9125 2016-09-08 Jakub Jelinek <jakub@redhat.com>
9128 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
9129 OMP_CLAUSE_SAFELEN_EXPR.
9131 2016-09-07 David Malcolm <dmalcolm@redhat.com>
9133 * Makefile.in (OBJS): Add substring-locations.o.
9134 * langhooks-def.h (class substring_loc): New forward decl.
9135 (lhd_get_substring_location): New decl.
9136 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
9137 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
9138 * langhooks.c (lhd_get_substring_location): New function.
9139 * langhooks.h (class substring_loc): New forward decl.
9140 (struct lang_hooks): Add field get_substring_location.
9141 * substring-locations.c: New file, taking definition of
9142 format_warning_va and format_warning_at_substring from
9143 c-family/c-format.c, making them non-static.
9144 * substring-locations.h (class substring_loc): Move class here
9145 from c-family/c-common.h. Add and rewrite comments.
9146 (format_warning_va): New decl.
9147 (format_warning_at_substring): New decl.
9148 (get_source_location_for_substring): Add comment.
9150 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
9152 * config/i386/i386.c: Add 'U' suffix to processor feature bits
9153 to avoid -Wnarrowing warning.
9154 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
9155 * opts.c: Likewise for SANITIZER_OPT bitmasks.
9157 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
9159 * config/aarch64/aarch64.c (aarch64_legitimize_address):
9160 Avoid use of base_offset if offset already in range.
9162 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
9164 * config/sh/sh-protos.h (struct sh_atomic_model,
9165 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
9166 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
9167 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
9168 * config/sh/sh.h (struct sh_atomic_model,
9169 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
9170 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
9171 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
9172 Guard with __cplusplus.
9174 2016-09-06 Jakub Jelinek <jakub@redhat.com>
9177 * config/i386/i386.c (ix86_expand_builtin): For builtin with
9178 unsupported or unknown ISA, use expand_call.
9180 2016-09-06 Martin Liska <mliska@suse.cz>
9182 PR gcov-profile/77378
9183 PR gcov-profile/77466
9184 * tree-profile.c (tree_profiling): Detect whether target can use
9185 -fprofile-update=atomic.
9187 2016-09-06 Richard Biener <rguenther@suse.de>
9189 PR tree-optimization/77479
9190 * tree-vrp.c (update_value_range): Extend overflow handling to
9193 2016-09-05 Jakub Jelinek <jakub@redhat.com>
9196 * config/i386/i386.md (isa): Add x64_avx512bw.
9197 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
9198 (kmov_isa): New mode attr.
9199 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
9200 (*zero_extend<mode>si2): Likewise.
9201 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
9203 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
9205 * doc/invoke.texi (SPU Options): nops -> NOPs.
9206 (x86 Options): Ditto.
9208 2016-09-05 Jakub Jelinek <jakub@redhat.com>
9211 * toplev.c (process_options): Temporarily set input_location
9212 to UNKNOWN_LOCATION around targetm.target_option.override () call.
9214 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
9216 PR rtl-optimization/77452
9217 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
9218 inner-mode reference to a CONST_VECTOR constant in the constant pool.
9220 2016-09-05 Marek Polacek <polacek@redhat.com>
9223 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
9225 2016-09-05 Jakub Jelinek <jakub@redhat.com>
9228 * gensupport.c (alter_output_for_subst_insn): Remove redundant
9229 *insn_out == '*' test. Don't copy unnecessary to yet another
9230 memory buffer, and don't leak it.
9232 PR rtl-optimization/77425
9233 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
9235 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
9237 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
9239 2016-09-02 David Malcolm <dmalcolm@redhat.com>
9241 * common.opt (fdiagnostics-generate-patch): New option.
9242 * diagnostic.c: Include "edit-context.h".
9243 (diagnostic_initialize): Initialize context->edit_context_ptr.
9244 (diagnostic_finish): Delete context->edit_context_ptr.
9245 (diagnostic_report_diagnostic): Add fix-it hints from the
9246 diagnostic to context->edit_context_ptr, if any.
9247 * diagnostic.h (class edit_context): Add forward decl.
9248 (struct diagnostic_context): Add field "edit_context_ptr".
9249 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
9250 -fdiagnostics-generate-patch.
9251 (-fdiagnostics-generate-patch): New item.
9252 * toplev.c: Include "edit-context.h".
9253 (process_options): Set global_dc->edit_context_ptr to a new
9254 edit_context if the options need one.
9255 (toplev::main): Handle -fdiagnostics-generate-patch by using
9256 global_dc->edit_context_ptr.
9258 2016-09-02 Jakub Jelinek <jakub@redhat.com>
9261 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
9262 map and firstprivate clauses on target construct for _Atomic
9264 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
9265 on target construct for _Atomic qualified decls.
9266 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
9268 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
9269 _Atomic qualified arguments not mentioned in uniform clause.
9271 2016-09-02 David Malcolm <dmalcolm@redhat.com>
9273 * Makefile.in (OBJS-libcommon): Add edit-context.o.
9274 * diagnostic-color.c (color_dict): Add "diff-filename",
9275 "diff-hunk", "diff-delete", and "diff-insert".
9276 (parse_gcc_colors): Update default value of GCC_COLORS in comment
9277 to reflect above changes.
9278 * doc/invoke.texi (-fdiagnostics-color): Update description of
9279 default GCC_COLORS, and of the supported capabilities.
9280 * edit-context.c: New file.
9281 * edit-context.h: New file.
9282 * input.c (struct fcache): Add field "missing_trailing_newline".
9283 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
9285 (add_file_to_cache_tab): Likewise.
9286 (fcache::fcache): Likewise.
9287 (get_next_line): Update c->missing_trailing_newline.
9288 (location_missing_trailing_newline): New function.
9289 * input.h (location_missing_trailing_newline): New decl.
9290 * selftest-run-tests.c (selftest::run_tests): Call
9291 edit_context_c_tests.
9292 * selftest.h (edit_context_c_tests): New decl.
9294 2016-09-02 Jakub Jelinek <jakub@redhat.com>
9295 Richard Biener <rguenth@suse.de>
9297 PR tree-optimization/77444
9298 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
9299 as steptype, remove redundant initialization.
9301 2016-09-02 Jakub Jelinek <jakub@redhat.com>
9304 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
9305 (sanopt_optimize_walker): Optimize away
9306 __asan_before_dynamic_init (...) followed by
9307 __asan_after_dynamic_init () without intervening memory loads/stores.
9308 * ipa-pure-const.c (special_builtin_state): Handle
9309 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
9310 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
9312 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9314 * cfg.c (free_original_copy_tables): Replace second assignment of
9315 bb_copy = NULL by bb_original = NULL.
9317 2016-09-02 Jakub Jelinek <jakub@redhat.com>
9320 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
9321 assignment added in r216794.
9323 2016-09-02 David Malcolm <dmalcolm@redhat.com>
9325 * Makefile.in (OBJS): Add typed-splay-tree.o.
9326 * selftest-run-tests.c (selftest::run_tests): Call
9327 typed_splay_tree_c_tests.
9328 * selftest.h (typed_splay_tree_c_tests): New decl.
9329 * typed-splay-tree.c: New file.
9330 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
9331 (typed_splay_tree::max): New method.
9332 (typed_splay_tree::min): New method.
9333 (typed_splay_tree::foreach): New method.
9334 (typed_splay_tree::closure): New struct.
9335 (typed_splay_tree::inner_foreach_fn): New function.
9337 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9339 * ipa-cp.c (ipcp_store_bits_results): Change option name from
9340 -fipa-cp-bit to -fipa-bit-cp.
9342 2016-09-01 Martin Sebor <msebor@redhat.com>
9344 PR tree-optimization/71831
9345 * tree-object-size.h: Return bool instead of the size and add
9346 argument for the size.
9347 * tree-object-size.c (compute_object_offset): Update signature.
9348 (addr_object_size): Same.
9349 (compute_builtin_object_size): Return bool instead of the size
9350 and add argument for the size. Handle POINTER_PLUS_EXPR when
9351 optimization is disabled.
9352 (expr_object_size): Adjust.
9353 (plus_stmt_object_size): Adjust.
9354 (pass_object_sizes::execute): Adjust.
9355 * builtins.c (fold_builtin_object_size): Adjust.
9356 * doc/extend.texi (Object Size Checking): Update.
9357 * ubsan.c (instrument_object_size): Adjust.
9359 2016-09-01 Martin Sebor <msebor@redhat.com>
9361 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
9362 it fits the output of the formatted function regardless of its
9364 * genmodes.c (parser::parse_expr): Same.
9365 * gimplify.c (gimplify_asm_expr): Same.
9366 * passes.c (pass_manager::register_one_dump_file): Same.
9367 * print-tree.c (print_node): Same.
9369 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9371 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
9373 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9375 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
9377 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9379 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
9380 * config/rs6000/vector.md: Ditto.
9381 * config/rs6000/vsx.md: Ditto.
9383 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
9385 * ipa-inline-analysis.c (param_change_prob): Get to the base object
9388 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9390 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
9391 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
9392 *return_and_restore_gpregs_<mode>_r11,
9393 *return_and_restore_gpregs_<mode>_r12,
9394 *return_and_restore_gpregs_<mode>_r1,
9395 *return_and_restore_fpregs_<mode>_r11,
9396 *return_and_restore_fpregs_<mode>_r12,
9397 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
9398 directly instead of via the "l" constraint. Renumber operands.
9401 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9403 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
9404 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
9405 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
9406 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
9407 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
9408 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
9409 *call_value_nonlocal_darwin64, reload_macho_picbase,
9410 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
9411 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
9412 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
9413 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
9414 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
9415 *save_fpregs_<mode>_r1): Ditto.
9416 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
9417 *return_and_restore_gpregs_spe): Ditto.
9419 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
9421 * config/rs6000/rs6000.md
9422 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
9423 the use of the link register.
9424 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
9426 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9427 Michael Meissner <meissner@linux.vnet.ibm.com>
9430 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
9431 reg+reg addressing for TImode.
9432 (rs6000_legitimate_address_p): Only allow register indirect
9433 addressing for TImode, even without TARGET_QUAD_MEMORY.
9435 2016-09-01 Richard Biener <rguenther@suse.de>
9438 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
9439 check whether the result fits the desired result type.
9441 2016-09-01 Nathan Sidwell <nathan@acm.org>
9443 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
9445 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
9447 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
9449 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
9451 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9453 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
9454 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
9455 for comparisons of integer ZERO_EXTEND against zero.
9457 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
9459 * config/i386/i386.c (ix86_option_override_internal): Also disable the
9460 STV pass if -mstackrealign is enabled.
9462 2016-08-31 Ilya Verbin <iverbin@gmail.com>
9464 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
9467 2016-08-31 David Malcolm <dmalcolm@redhat.com>
9469 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
9470 (layout_range::intersects_line_p): New method.
9471 (test_range_contains_point_for_single_point): Rename to...
9472 (test_layout_range_for_single_point): ...this, and add testing
9473 for layout_range::intersects_line_p.
9474 (test_range_contains_point_for_single_line): Rename to...
9475 (test_layout_range_for_single_line): ...this, and add testing
9476 for layout_range::intersects_line_p.
9477 (test_range_contains_point_for_multiple_lines): Rename to...
9478 (test_layout_range_for_multiple_lines): ...this, and add testing
9479 for layout_range::intersects_line_p.
9480 (layout::layout): Populate m_fixit_hints.
9481 (layout::get_expanded_location): Handle the case of a line-span
9483 (layout::validate_fixit_hint_p): New method.
9484 (get_line_span_for_fixit_hint): New function.
9485 (layout::calculate_line_spans): Add spans for fixit-hints.
9486 (layout::should_print_annotation_line_p): New method.
9487 (layout::print_any_fixits): Drop param "richloc", instead using
9488 validated fixits in m_fixit_hints. Add "const" to hint pointers.
9489 (diagnostic_show_locus): Avoid printing blank annotation lines.
9490 (selftest::test_diagnostic_context::test_diagnostic_context):
9491 Initialize show_column and start_span.
9492 (selftest::test_diagnostic_context::start_span_cb): New static
9494 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
9495 (selftest::diagnostic_show_locus_c_tests): Update for function
9496 renamings. Call test_diagnostic_show_locus_fixit_lines.
9498 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
9500 PR tree-optimization/73714
9501 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
9503 2016-08-31 David Malcolm <dmalcolm@redhat.com>
9505 * selftest.c: Move "namespace selftest {" to top of file,
9506 removing explicit "selftest::" qualifiers throughout.
9508 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
9510 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
9512 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
9513 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
9514 Replace builtin with vector extension.
9515 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
9517 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
9518 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
9519 Replace builtin with vector extension.
9520 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
9521 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
9522 Replace builtin with vector extension.
9523 * config/i386/xmmintrin.h (__m128_u): New type.
9524 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
9525 (_mm_load_ps, _mm_store_ps): Simplify.
9527 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
9529 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
9531 2016-08-30 David Malcolm <dmalcolm@redhat.com>
9533 * diagnostic-show-locus.c (colorizer::begin_state): Support more
9534 than 3 ranges per diagnostic by alternating between color 1 and
9536 (layout::layout): Replace use of rich_location::MAX_RANGES
9537 with richloc->get_num_locations ().
9538 (layout::calculate_line_spans): Replace use of
9539 rich_location::MAX_RANGES with m_layout_ranges.length ().
9540 (layout::print_annotation_line): Handle arbitrary numbers of
9541 ranges in caret-printing by defaulting to '^'.
9542 (selftest::test_one_liner_many_fixits): New function.
9543 (test_diagnostic_show_locus_one_liner): Call it.
9544 * diagnostic.c (diagnostic_initialize): Update for renaming
9545 of rich_location::MAX_RANGES to
9546 rich_location::STATICALLY_ALLOCATED_RANGES.
9547 * diagnostic.h (struct diagnostic_context): Likewise.
9549 2016-08-30 David Malcolm <dmalcolm@redhat.com>
9551 * selftest.c (selftest::named_temp_file::named_temp_file): New
9553 (selftest::temp_source_file::~temp_source_file): Move to...
9554 (selftest::named_temp_file::~named_temp_file): ...here.
9555 (selftest::test_named_temp_file): New function.
9556 (selftest::selftest_c_tests): Call test_named_temp_file.
9557 * selftest.h (class named_temp_file): New class.
9558 (class temp_source_file): Convert to a subclass of named_temp_file.
9560 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
9562 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
9563 USEs of LR_REGNO in returns and sibcalls.
9564 (rs6000_output_mi_thunk): Similar.
9565 (rs6000_sibcall_aix): Similar.
9566 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
9567 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
9568 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
9569 Remove the USE of LR_REGNO from the patterns as well. Delete an
9571 (return_internal_<mode>): Delete.
9573 2016-08-30 Tamar Christina <tamar.christina@arm.com>
9575 * config/aarch64/aarch64-simd.md
9576 (aarch64_ld2<mode>_dreg_le): New.
9577 (aarch64_ld2<mode>_dreg_be): New.
9578 (aarch64_ld2<mode>_dreg): Removed.
9579 (aarch64_ld3<mode>_dreg_le): New.
9580 (aarch64_ld3<mode>_dreg_be): New.
9581 (aarch64_ld3<mode>_dreg): Removed.
9582 (aarch64_ld4<mode>_dreg_le): New.
9583 (aarch64_ld4<mode>_dreg_be): New.
9584 (aarch64_ld4<mode>_dreg): Removed.
9585 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
9587 2016-08-30 David Malcolm <dmalcolm@redhat.com>
9589 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
9590 redundant location param.
9591 (test_one_liner_fixit_remove): Likewise.
9592 (test_one_liner_fixit_replace): Likewise.
9593 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
9594 * gcc-rich-location.c
9595 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
9596 get_range_from_loc. Drop overload taking a const char *.
9597 * gcc-rich-location.h
9598 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
9601 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
9603 * config/linux.c (linux_libc_has_function): Return true on musl.
9605 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
9607 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
9609 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
9611 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
9612 used for abnormal egdes.
9614 2016-08-30 Jakub Jelinek <jakub@redhat.com>
9616 PR tree-optimization/72866
9617 * tree-vect-patterns.c (search_type_for_mask): Turn into
9618 a small wrapper, move all code to ...
9619 (search_type_for_mask_1): ... this new function. Add caching
9620 and adjust recursive calls.
9623 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
9624 instead of lookup_type_die (type_main_variant (type)) even for array
9628 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
9629 constant pool reference return x instead of c.
9631 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
9633 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
9636 2016-08-29 David Malcolm <dmalcolm@redhat.com>
9639 (selftest::test_make_location_nonpure_range_endpoints): Fix
9642 2016-08-29 David Malcolm <dmalcolm@redhat.com>
9644 * diagnostic-show-locus.c
9645 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
9647 (selftest::test_diagnostic_show_locus_one_liner): Call it.
9648 * input.c (get_pure_location): Move to libcpp/line-map.c.
9649 * input.h (get_pure_location): Convert decl to an inline function
9650 calling implementation in libcpp.
9652 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
9655 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
9656 template for intel asm dialect.
9657 (vec_set_hi_<mode><mask_name>): Ditto.
9659 2016-08-29 David Malcolm <dmalcolm@redhat.com>
9661 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
9662 (selftest::fail_formatted): Likewise.
9664 2016-08-29 David Malcolm <dmalcolm@redhat.com>
9666 * input.c (make_location): Call get_start and get_finish
9667 on the endpoints to avoid storing packed ranges or ad-hoc
9669 (selftest::test_make_location_nonpure_range_endpoints): New function.
9670 (selftest::input_c_tests): Call it.
9671 * input.h (get_start): New inline function.
9673 2016-08-29 Tom de Vries <tom@codesourcery.com>
9676 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
9679 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
9681 * Makefile.in (gcov-iov.h): Add dummy recipe.
9683 2016-08-29 Nathan Sidwell <nathan@acm.org>
9685 * config/nvptx/nvptx.c: #include tree-vrp.h.
9687 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
9690 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
9691 HIGH+LO construct during reload.
9693 2016-08-28 Tom de Vries <tom@codesourcery.com>
9696 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
9697 'sysv_abi va_list' attribute.
9698 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
9699 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
9702 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9704 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
9705 * emit-rtl.c (unshare_all_rtl_1): Adjust.
9706 (unshare_all_rtl_again): Likewise.
9707 * function.c (assign_stack_local_1): Likewise.
9708 (assign_stack_temp_for_type): Likewise.
9710 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9712 * cfgbuild.c (make_edges): Adjust.
9713 * cfgrtl.c (can_delete_label_p): Likewise.
9714 * dwarf2cfi.c (create_trace_edges): Likewise.
9715 * except.c (sjlj_emit_dispatch_table): Likewise.
9716 * function.h (struct expr_status): make x_forced_labels a vector.
9717 * jump.c (rebuild_jump_labels_1): Adjust.
9718 * reload1.c (set_initial_label_offsets): Likewise.
9719 * stmt.c (force_label_rtx): Likewise.
9720 (expand_label): Likewise.
9722 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9724 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
9726 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
9728 PR tree-optimization/71077
9729 PR tree-optimization/68542
9730 * fold-const.c (fold_relational_const): Fix folding of
9731 VECTOR_CST comparisons that have a scalar boolean result type.
9732 (selftest::test_vector_folding): New static function.
9733 (selftest::fold_const_c_tests): Call it.
9735 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9737 * doc/extend.texi (SPU Built-in Functions): Remove stale
9738 references to material formerly at IBM and Sony.
9740 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
9743 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
9745 2016-08-26 David Malcolm <dmalcolm@redhat.com>
9747 * diagnostic-show-locus.c
9748 (selftest::test_fixit_consolidation): New function.
9749 (selftest::diagnostic_show_locus_c_tests): Call it.
9750 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
9751 constructor based on source_range.
9753 2016-08-26 David Malcolm <dmalcolm@redhat.com>
9755 * diagnostic-color.c (color_dict): Add "fixit-insert" and
9757 (parse_gcc_colors): Update description of default GCC_COLORS.
9758 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
9759 (colorizer::set_fixit_insert): New method.
9760 (colorizer::set_fixit_delete): New method.
9761 (colorizer::get_color_by_name): New method.
9762 (colorizer::STATE_FIXIT_INSERT): New constant.
9763 (colorizer::STATE_FIXIT_DELETE): New constant.
9764 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
9765 fields in favor of new field "m_stop_color". Add fields
9766 "m_fixit_insert" and "m_fixit_delete".
9767 (colorizer::colorizer): Update for above changes. Replace
9768 colorize_start calls with calls to get_color_by_name.
9769 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
9770 STATE_FIXIT_DELETE. Update for field renamings.
9771 (colorizer::finish_state): Simplify by using m_stop_color,
9772 rather than multiple identical "*_ce" fields.
9773 (colorizer::get_color_by_name): New method.
9774 (layout::print_any_fixits): Print insertions and replacements
9775 using the "fixit-insert" color, and deletions using the
9776 "fixit-delete" color.
9777 * doc/invoke.texi (-fdiagnostics-color): Update description of
9778 default GCC_COLORS, and of the supported capabilities.
9780 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
9782 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
9783 current_function_static_stack_size variable with the static
9784 stack frame size of the current function when
9785 flag_stack_usage_info is enabled.
9787 2016-08-26 Nathan Sidwell <nathan@acm.org>
9789 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
9790 assignment inside if condition.
9792 2016-08-26 Richard Biener <rguenther@suse.de>
9794 PR tree-optimization/69047
9795 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
9796 extracts similar to what FRE does.
9797 (non_rewritable_mem_ref_base): Likewise.
9799 2016-08-26 Joseph Myers <joseph@codesourcery.com>
9801 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
9802 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
9803 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9804 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9805 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
9807 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9808 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9809 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9810 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
9811 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
9813 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9816 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
9817 reservation duration to 15 cycles.
9818 (cortex_a8_vfp_macs): Likewise.
9819 (cortex_a8_vfp_macd): Likewise.
9820 (cortex_a8_vfp_divs): Likewise.
9821 (cortex_a8_vfp_divd): Likewise.
9823 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9825 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
9826 (aarch_macro_fusion_pair_p): Use above to avoid early return.
9828 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9829 Martin Jambhor <mjambor@suse.cz>
9831 * common.opt: New option -fipa-bit-cp.
9832 * doc/invoke.texi: Document -fipa-bit-cp.
9833 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
9834 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
9835 * tree-ssa-ccp.h: New header file.
9836 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
9837 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
9838 Replace all occurences of tree parameter by two new params: signop, int.
9839 (bit_value_unop_1): Change to bit_value_unop and export it.
9840 Replace all occurences of tree parameter by two new params: signop,
9842 (bit_value_binop): Change call from bit_value_binop_1 to
9844 (bit_value_assume_aligned): Likewise.
9845 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
9846 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
9848 (ccp_finalize): Skip processing if val->mask == 0.
9849 * ipa-cp.c: Include tree-ssa-ccp.h
9850 (ipcp_bits_lattice): New class.
9851 (ipcp_param_lattice (bits_lattice): New member.
9852 (print_all_lattices): Call ipcp_bits_lattice::print.
9853 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
9854 (initialize_node_lattices): Likewise.
9855 (propagate_bits_accross_jump_function): New function.
9856 (propagate_constants_accross_call): Call
9857 propagate_bits_accross_jump_function.
9858 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
9859 (ipcp_store_bits_results): New function.
9860 (ipcp_driver): Call ipcp_store_bits_results.
9861 * ipa-prop.h (ipa_bits): New struct.
9862 (ipa_jump_func): Add new member bits of type ipa_bits.
9863 (ipa_param_descriptor): Change decl to decl_or_type.
9864 (ipa_get_param): Change decl to decl_or_type and assert on
9866 (ipa_get_type): New function.
9867 (ipcp_transformation_summary): New member bits.
9868 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
9869 (ipa_populate_param_decls): Likewise.
9870 (ipa_dump_param): Likewise.
9871 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
9873 (ipa_set_jf_unknown): Set ipa_bits::known to false.
9874 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
9876 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
9877 (ipa_write_jump_function): Add streaming for ipa_bits.
9878 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
9879 (write_ipcp_transformation_info): Add streaming for ipa_bits
9881 (read_ipcp_transfomration_info): Add support for reading streamed
9883 (ipcp_update_bits): New function.
9884 (ipcp_transform_function): Call ipcp_update_bits.
9886 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
9888 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
9889 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
9891 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
9893 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
9895 2016-08-25 Richard Biener <rguenther@suse.de>
9897 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
9898 Only add locations in late dwarf.
9899 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
9900 (dwarf2out_early_finish): But do it here.
9902 2016-08-24 Michael Collison <michael.collison@linaro.org>
9903 Michael Collison <michael.collison@arm.com>
9905 * config/arm/arm-modes.def: Add new condition code mode CC_V
9906 to represent the overflow bit.
9907 * config/arm/arm.c (maybe_get_arm_condition_code):
9908 Add support for CC_Vmode.
9909 (arm_gen_unlikely_cbranch): New function to generate common
9910 rtl conditional branches for overflow patterns.
9911 * config/arm/arm-protos.h: Add prototype for
9912 arm_gen_unlikely_cbranch.
9913 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
9914 addsi3_compareV_upper): New patterns to support signed
9915 builtin overflow add operations.
9916 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
9917 New patterns to support unsigned builtin add overflow operations.
9918 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
9919 builtin overflow subtract operations,
9920 (usubv<mode>4): New patterns to support unsigned builtin subtract
9921 overflow operations.
9922 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
9923 to support builtin overflow negate operations.
9925 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9928 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9930 * explow.c (get_dynamic_stack_size): Take known alignment of stack
9931 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
9934 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
9936 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
9937 MULTILIB_OPTIONS should be used. Small wording fixes.
9938 * genmultilib: Memorize set of all option combinations in
9939 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
9940 found in MULTILIB_OPTIONS by checking if option set is listed in
9941 combination_space. Output new and existing error message to stderr.
9943 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
9945 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
9946 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
9947 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
9948 (MULTILIB_REUSE): Remove reuse rules for option set including
9949 -mfpu=fp-armv8 and -mfpu=vfpv4
9951 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
9953 * config/arm/t-rtems: Add vfp multilib.
9955 2016-08-23 Ian Lance Taylor <iant@golang.org>
9957 * config/s390/s390.c (s390_asm_file_start): Call
9960 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9962 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
9963 initialization of all 0's to the 0 constant, instead of directly
9964 generating XOR. Add support for V4SImode vector initialization on
9965 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
9966 initialization. Change variables used in V4SFmode vector
9967 intialization. For V4SFmode vector splat on ISA 3.0, make sure
9968 any memory addresses are in index form. Add support for using
9969 VSPLTH/VSPLTB to initialize vector short and vector char vectors
9970 with all of the same element.
9971 (regno_or_subregno): New helper function to return a register
9972 number for either REG or SUBREG.
9973 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
9974 Use regno_or_subregno where possible.
9975 (rs6000_split_v4si_init_di_reg): New helper function to build up a
9976 DImode value from two SImode values in order to generate V4SImode
9977 vector initialization on 64-bit systems with direct move.
9978 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
9980 (rtx_is_swappable_p): V4SImode vector initialization insn is not
9982 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
9984 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
9985 attributes to initialize V8HImode and V16QImode vectors with the
9987 (VSX_SPLAT_COUNT): Likewise.
9988 (VSX_SPLAT_SUFFIX): Likewise.
9989 (UNSPEC_VSX_VEC_INIT): New unspec.
9990 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
9991 Allow SFmode values to come from Altivec registers.
9992 (vsx_init_v4si): New insn/split for V4SImode vector initialization
9993 on 64-bit systems with direct move.
9994 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
9995 vector initializations, to allow V4SImode vector initializations
9996 on 64-bit systems with direct move.
9997 (vsx_splat_v4si): Likewise.
9998 (vsx_splat_v4si_di): Likewise.
9999 (vsx_splat_v4sf): Likewise.
10000 (vsx_splat_v4sf_internal): Likewise.
10001 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
10003 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
10004 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
10005 initializing V8HImode and V16QImode vectors with the same
10007 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
10008 optimization if -maltivec=be.
10010 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
10012 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
10013 attribute for alternatives 3 and 4.
10015 2016-08-23 David Malcolm <dmalcolm@redhat.com>
10017 * selftest.c (selftest::assert_str_contains): New function.
10018 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
10019 * selftest.h (selftest::assert_str_contains): New decl.
10020 (ASSERT_STR_CONTAINS): New macro.
10022 2016-08-23 Richard Biener <rguenther@suse.de>
10024 PR tree-optimization/77286
10025 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
10027 (vect_transform_loop): Split exit edges of loop and scalar
10028 loop if required and at the appropriate time.
10030 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10032 * explow.c (get_dynamic_stack_size): Take known alignment of stack
10033 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
10035 Correct a typo in a comment.
10037 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
10039 * config/s390/s390.md ("*andc_split"): New splitter for and with
10042 2016-08-23 Richard Biener <rguenther@suse.de>
10044 PR tree-optimization/27336
10045 * tree-vrp.c (infer_value_range): Handle stmts that can throw
10046 by looking for a non-EH edge.
10047 (process_assert_insertions_for): Likewise.
10049 2016-08-23 Richard Biener <rguenther@suse.de>
10051 PR middle-end/77305
10052 * statistics.c (statistics_counter_event): Robustify against
10055 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10057 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
10058 for targets amdfam10 and barcelona.
10060 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
10062 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
10063 (zero_extend<mode>di2): Ditto.
10064 (*zero_extend<mode>si2): Ditto.
10065 (*zero_extendqihi2): Ditto.
10067 2016-08-22 Joseph Myers <joseph@codesourcery.com>
10069 PR middle-end/77269
10070 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
10071 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
10073 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
10075 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
10076 identical consecutive elements.
10077 [SSA_NAME]: Print the name's def stmt on its own line. When printing
10078 the node's def stmt, avoid printing an unwanted trailing newline by
10079 replacing the call to print_gimple_stmt() with its inlined body and
10080 adjusting it to not set pp_needs_newline and to call pp_flush()
10081 instead of pp_newline_and_flush().
10083 2016-08-22 Joseph Myers <joseph@codesourcery.com>
10085 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
10086 (float32_type_node, float64_type_node, float32x_type_node)
10087 (float128x_type_node): New macros.
10088 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
10089 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
10090 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
10091 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
10092 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
10093 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
10094 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
10095 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
10096 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
10097 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
10098 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
10099 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
10100 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
10101 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
10102 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
10103 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
10104 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
10105 (copysign, fabs, huge_val, inf, nan, nans): Use it.
10106 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
10108 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
10109 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
10110 * doc/extend.texi (Other Builtins): Document these built-in
10112 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
10115 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
10117 * doc/install.texi (Binaries): www.opencsw.org now uses https.
10119 2016-08-22 Richard Biener <rguenther@suse.de>
10121 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
10123 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
10126 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
10127 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
10128 non-SSE2 athlons only, otherwise prefer SSE prefetches.
10130 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10132 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
10133 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
10134 (vrp_visit_switch_stmt): Likewise.
10135 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
10136 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
10137 (vrp_visit_stmt): Use extract_range_from_stmt.
10138 (vrp_visit_phi_node): Use extract_range_from_phi_node.
10140 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10142 * Makefile.in: Add tree-vrp.h to GTFILES.
10143 * gengtype.c (open_base_files): Add tree-vrp.h.
10144 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
10145 * builtins.c: Likewise.
10146 * fold-const.c: Likewise.
10147 * gimple-builder.c: Likewise.
10148 * gimple-laddress.c: Likewise.
10149 * hsa-gen.c: Likewise.
10150 * internal-fn.c: Likewise.
10152 * targhooks.c: Liewise,
10153 * tree-ssa-address.c: Likewise.
10154 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
10155 * tree-vrp.c (struct value_range): Move to tree-vrp.h
10156 * tree-vrp.h: New file.
10158 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
10160 PR tree-optimization/61839
10161 * tree-vrp.c (two_valued_val_range_p): New.
10162 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
10163 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
10164 Also Convert VAR BINOP CST where VAR is two-valued to
10165 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
10167 2016-08-19 David Malcolm <dmalcolm@redhat.com>
10169 * diagnostic-show-locus.c
10170 (layout::annotation_line_showed_range_p): New method.
10171 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
10172 Reimplement case fixit_hint::REPLACE to cover removals, and
10173 replacements where the range of the replacement isn't one
10174 of the ranges in the rich_location.
10175 (test_one_liner_fixit_replace): Likewise.
10176 (selftest::test_one_liner_fixit_replace_non_equal_range): New
10178 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
10180 (selftest::test_diagnostic_show_locus_one_liner): Call the new
10182 * diagnostic.c (print_parseable_fixits): Remove case
10183 fixit_hint::REMOVE.
10185 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
10188 * config/i386/i386.c (ix86_option_override_internal): Remove
10189 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
10190 Enable SSE prefetch also for TARGET_PREFETCHWT1.
10191 Do not try to enable TARGET_PRFCHW ISA flag here.
10192 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
10193 Rewrite expander function body.
10194 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
10196 2016-08-19 Joseph Myers <joseph@codesourcery.com>
10199 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
10200 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
10201 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
10202 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
10203 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
10204 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
10205 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
10206 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
10207 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
10209 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
10211 (struct floatn_type_info): New structure type.
10212 (floatn_nx_types): New variable declaration.
10213 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
10214 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
10215 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
10216 * tree.c (floatn_nx_types): New variable.
10217 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
10218 corresponding complex types.
10219 * target.def (floatn_mode): New hook.
10220 * targhooks.c: Include "real.h".
10221 (default_floatn_mode): New function.
10222 * targhooks.h (default_floatn_mode): New prototype.
10223 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
10225 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
10226 effective-target and dg-add-options keywords.
10227 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
10228 Document new effective-target keywords.
10229 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
10230 * doc/tm.texi: Regenerate.
10231 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
10232 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
10233 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
10235 * real.h (struct real_format): Add field ieee_bits.
10236 * real.c (ieee_single_format, mips_single_format)
10237 (motorola_single_format, spu_single_format, ieee_double_format)
10238 (mips_double_format, motorola_double_format)
10239 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
10240 (ieee_extended_intel_128_format)
10241 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
10242 (mips_extended_format, ieee_quad_format, mips_quad_format)
10243 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
10244 (decimal_double_format, decimal_quad_format, ieee_half_format)
10245 (arm_half_format, real_internal_format: Initialize ieee_bits
10247 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
10248 float128_type_node. Set float80_type_node to float64x_type_node
10249 if appropriate and long_double_type_node not appropriate.
10250 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
10251 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
10252 Initialize ieee_bits field.
10253 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
10254 (rs6000_init_builtins): Set ieee128_float_type_node to
10255 float128_type_node.
10256 (rs6000_floatn_mode): New function.
10258 2016-08-19 Jakub Jelinek <jakub@redhat.com>
10260 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
10261 _rdseed64_step): Uglify argument names and/or local variable names
10262 in inline functions.
10263 * config/i386/rtmintrin.h (_xabort): Likewise.
10264 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
10265 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
10266 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
10267 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
10268 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
10269 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
10270 _mm_maskz_ternarylogic_epi32): Likewise.
10271 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
10272 __lwpins32, __lwpins64): Likewise.
10273 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
10274 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
10275 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
10276 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
10277 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
10278 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
10279 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
10280 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
10281 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
10282 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
10283 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
10284 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
10285 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
10286 _mm256_mask_i64gather_epi32): Likewise.
10287 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
10288 * config/i386/ia32intrin.h (__writeeflags): Likewise.
10289 * config/i386/pkuintrin.h (_wrpkru): Likewise.
10290 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
10291 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
10292 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
10293 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
10294 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
10295 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
10296 _mm512_mask_prefetch_i64scatter_ps): Likewise.
10297 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
10298 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
10299 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
10300 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
10301 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
10302 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
10303 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
10304 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
10306 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
10308 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
10309 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
10311 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
10312 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
10314 (_rdpkru_u32): Add space after function name.
10316 * config/i386/t-i386 (i386-c.o): Don't depend on
10317 i386-builtin-types.inc.
10318 (i386.o): Depend on i386-builtin-types.inc.
10320 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
10323 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
10324 Use const_vec_duplicate to check for duplicated elements.
10326 2016-08-19 Richard Biener <rguenther@suse.de>
10328 PR tree-optimization/77290
10329 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10330 Fix flag_tree_parallelize_loops check.
10332 2016-08-19 Richard Biener <rguenther@suse.de>
10334 * match.pd (x | 0 -> x): Add.
10336 2016-08-19 Richard Biener <rguenther@suse.de>
10338 PR tree-optimization/77286
10339 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
10340 Deal with virtual PHIs being out-of-order.
10342 2016-08-18 David Malcolm <dmalcolm@redhat.com>
10344 * doc/invoke.texi (fverbose-asm): Note that source code lines
10345 are emitted, and provide an example.
10346 * final.c (asm_show_source): New function.
10347 (final_scan_insn): Call asm_show_source.
10349 2016-08-18 David Malcolm <dmalcolm@redhat.com>
10351 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
10352 param with diagnostic_kind.
10353 (class colorizer): Similarly replace field m_diagnostic with
10355 (colorizer::colorizer): Replace diagnostic
10356 param with diagnostic_kind.
10357 (colorizer::begin_state): Update for above field change.
10358 (layout::layout): Replace diagnostic param with rich_location *
10359 and diagnostic_kind.
10360 (diagnostic_show_locus): Replace diagnostic param with richloc
10361 and diagnostic_kind.
10362 (class selftest::test_diagnostic_context): New class.
10363 (selftest::test_diagnostic_show_locus_unknown_location): New
10365 (selftest::test_one_liner_simple_caret): New function.
10366 (selftest::test_one_liner_caret_and_range): New function.
10367 (selftest::test_one_liner_multiple_carets_and_ranges): New
10369 (selftest::test_one_liner_fixit_remove): New function.
10370 (selftest::test_one_liner_fixit_replace): New function.
10371 (selftest::test_diagnostic_show_locus_one_liner): New function.
10372 (selftest::diagnostic_show_locus_c_tests): Call the new test
10374 * diagnostic.c (diagnostic_initialize): Initialize
10375 colorize_source_p, show_ruler_p and parseable_fixits_p.
10376 (default_diagnostic_finalizer): Update for change to
10377 diagnostic_show_locus.
10378 (diagnostic_append_note): Likewise.
10379 * diagnostic.h (diagnostic_show_locus): Replace
10380 const diagnostic_info * param with location * and diagnostic_t.
10382 2016-08-18 David Malcolm <dmalcolm@redhat.com>
10384 * input.c (saved_line_table): New global.
10385 (class selftest::temp_line_table): Rename to line_table_test and
10386 move declaration to selftest.h, and drop field m_old_line_table.
10387 (selftest::temp_line_table::temp_line_table): Rename ctor to...
10388 (selftest::line_table_test::line_table_test): ...this. Add a
10389 default ctor. Store current value of line_table within
10391 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
10392 (selftest::line_table_test::~line_table_test): ...this, and
10393 restore line_table from the saved_line_table, rather than
10395 (selftest::test_accessing_ordinary_linemaps): Update for above
10397 (selftest::test_lexer): Likewise.
10398 (struct selftest::lexer_test): Likewise.
10399 (selftest::lexer_test::lexer_test): Likewise.
10400 (selftest::input_c_tests): Move the looping over test cases from
10402 (selftest::for_each_line_table_case): New function.
10403 * input.h (saved_line_table): New decl.
10404 * selftest.h (struct selftest::line_table_case): New forward decl.
10405 (class selftest::line_table_test): New class, moved here from
10406 selftest::temp_line_table in input.c, and renamed.
10407 (selftest::for_each_line_table_case): New decl.
10409 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
10412 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
10414 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
10416 PR middle-end/70895
10417 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
10418 enclosing parallel construct for reduction variables on OpenACC loop
10421 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
10423 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
10424 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
10426 (function_to_dwarf_procedure): Update comment.
10428 2016-08-18 David Malcolm <dmalcolm@redhat.com>
10430 * input.c (diagnostics_file_cache_forcibly_evict_file): New
10432 * input.h (diagnostics_file_cache_forcibly_evict_file): New
10434 * selftest.c (selftest::temp_source_file::~temp_source_file):
10435 Evict m_filename from the diagnostic file cache.
10437 2016-08-18 Richard Biener <rguenther@suse.de>
10439 * tree-pass.h (make_pass_materialize_all_clones): Declare.
10440 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
10441 make_pass_materialize_all_clones): New simple IPA pass encapsulating
10442 clone materialization.
10443 * passes.def (all_late_ipa_passes): Start with
10444 pass_materialize_all_clones.
10445 * cgraphunit.c (symbol_table::compile): Remove call to
10446 materialize_all_clones.
10447 * tree-into-ssa.c: Include statistics.h.
10448 (update_ssa): Count number of times we do incremental/rewrite
10451 2016-08-18 Richard Biener <rguenther@suse.de>
10453 PR tree-optimization/77282
10454 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10455 When doing auto-parallelizing also prevent use of PHIs that
10456 carry dependences across loop backedges.
10458 2016-08-18 Tamar Christina <tamar.christina@arm.com>
10459 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10461 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
10463 2016-08-18 Richard Biener <rguenther@suse.de>
10465 * ssa-iterators.h (ssa_vuse_operand): New inline.
10466 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
10467 (predicate_all_scalar_phis): Use remove_phi_node to remove
10468 phi nodes predicated. Delay removing virtual PHIs.
10469 (predicate_mem_writes): Update virtual operands.
10470 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
10471 (tree_if_conversion): Do not rewrite virtual SSA form.
10472 * tree-phinodes.c (release_phi_node): Make static.
10473 * tree-phinodes.h (release_phi_node): Remove.
10475 2016-08-18 Jakub Jelinek <jakub@redhat.com>
10477 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
10478 codes that appear in bdesc_* arrays, instead include i386-builtin.def
10479 twice to define those.
10480 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
10481 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
10482 bdesc_multi_arg): Define by including i386-builtin.def the third time.
10483 * config/i386/i386-builtin.def: New file.
10485 2016-08-17 David Malcolm <dmalcolm@redhat.com>
10487 * input.c (get_source_range_for_char): Rename to...
10488 (selftest::get_source_range_for_char): ...this, and move within
10489 the #if CHECKING_P guard.
10490 (get_num_source_ranges_for_substring): Rename to...
10491 (selftest::get_num_source_ranges_for_substring): ...this, move
10492 within the #if CHECKING_P guard, and make static.
10493 (selftest::assert_num_substring_ranges): Initialize
10496 2016-08-18 Alan Modra <amodra@gmail.com>
10498 PR rtl-optimization/72771
10499 * reload.c (find_reloads): Don't assume that a subreg mem is OK
10500 when find_reloads_toplev returns address_reloaded==-1.
10501 (alternative_allows_const_pool_ref): Update comment.
10503 2015-08-17 Alan Hayward <alan.hayward@arm.com>
10505 PR tree-optimization/71752
10506 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
10507 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
10509 2016-08-17 Jakub Jelinek <jakub@redhat.com>
10511 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
10512 instead of testing ECF_NORETURN bit in gimple_call_flags.
10513 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
10514 * predict.c (tree_bb_level_predictions): Likewise.
10515 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
10517 PR middle-end/77259
10518 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
10519 turning a call into __builtin_unreachable-like noreturn call, adjust
10520 gimple_call_set_fntype.
10521 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
10522 gimple_call_fntype has void return type.
10524 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
10526 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
10527 maybe_lookup_decl, to handle nested acc loop directives.
10529 2016-08-17 Richard Biener <rguenther@suse.de>
10531 PR tree-optimization/76490
10532 * tree-vrp.c (update_value_range): Preserve overflow infinities
10533 when intersecting with ranges from get_range_info.
10534 (operand_less_p): Handle overflow infinities correctly.
10535 (value_range_constant_singleton): Use vrp_operand_equal_p
10536 to handle overflow max/min correctly.
10537 (vrp_valueize): Likewise.
10538 (union_ranges): Likewise.
10539 (intersect_ranges): Likewise.
10540 (vrp_visit_phi_node): Improve iteration limitation to only
10541 apply when we'll possibly re-visit the PHI via a changed argument
10544 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
10546 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
10547 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
10548 rather than those that should not be built.
10550 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
10553 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
10555 2016-08-17 Richard Biener <rguenther@suse.de>
10557 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
10558 (verify_vssa): New function verifying virtual SSA form.
10559 (verify_ssa): Call it.
10560 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
10561 Do not apply loop-closed SSA handling to virtuals.
10562 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
10563 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
10564 when rewriting their symbol.
10565 (prepare_def_site_for): Likewise.
10566 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
10567 operands of moved stmts.
10569 2016-08-17 Richard Biener <rguenther@suse.de>
10571 PR tree-optimization/23855
10572 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
10573 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
10574 find guards to hoist. Do not update SSA form but rewrite virtuals
10575 into loop closed SSA.
10576 (find_loop_guard): Adjust to skip already hoisted guards. Do
10577 not mark virtuals for renaming or update SSA form.
10579 2016-08-17 Martin Liska <mliska@suse.cz>
10581 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
10582 a LONG_LONG_TYPE_SIZE comparison.
10583 * gcov-io.h: Remove macro definitions.
10584 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
10585 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
10588 2016-08-16 Jakub Jelinek <jakub@redhat.com>
10590 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
10591 that builtins not mentioned in bdesc_* arrays come first, then
10592 the ones mentioned in bdesc_* arrays in the order they appear in
10593 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
10594 IX86_BUILTIN__BDESC_*_LAST enumerator.
10595 (bdesc_mpx): Fix up a comment typo.
10596 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
10597 __builtin_ia32_vpcomneu[bwdq] builtins.
10598 (BDESC_VERIFY, BDESC_VERIFYS): Define.
10599 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
10600 enum ix86_builtins ordering.
10601 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
10602 for direct bdesc_* array member access instead of searching all the
10603 arrays until an fcode match is found.
10605 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
10607 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
10608 pattern as define_insn_and_split. Split insn before reload to
10610 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
10611 <shift_insn><mode>3_1.
10612 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
10613 <rotate_insn><mode>3_1.
10615 2016-08-16 David Malcolm <dmalcolm@redhat.com>
10618 * input.c (get_source_range_for_substring): Rename to...
10619 (get_source_location_for_substring): ...this, adding param
10620 "caret_idx", and converting output param from source_range * to
10622 (get_source_range_for_char): New function.
10623 (get_num_source_ranges_for_substring): Update comment to reflect
10625 (assert_char_at_range): Update to use get_source_range_for_char
10626 rather than get_source_range_for_substring.
10627 (test_lexer_string_locations_concatenation_2): Likewise.
10628 * substring-locations.h (get_source_range_for_substring): Rename
10630 (get_source_location_for_substring): ...this, and adding param
10631 "caret_idx", and converting output param from source_range * to
10634 2016-08-16 David Malcolm <dmalcolm@redhat.com>
10636 * input.c (class selftest::temp_source_file): Move to
10638 (selftest::temp_source_file::temp_source_file): Move to
10640 (selftest::temp_source_file::~temp_source_file): Likewise.
10641 * selftest.c (selftest::temp_source_file::temp_source_file): Move
10643 (selftest::temp_source_file::~temp_source_file): Likewise.
10644 * selftest.h (class selftest::temp_source_file): Move here from
10647 2016-08-16 Jakub Jelinek <jakub@redhat.com>
10650 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
10651 inlining, add cgraph edge for the added __builtin_unreachable call.
10653 PR middle-end/67485
10654 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
10655 only cast it to SHWI for the final comparison.
10657 2016-08-16 Martin Liska <mliska@suse.cz>
10659 PR gcov-profile/36412
10660 * doc/gcov.texi: Document --hash-filenames(-x).
10661 * gcov.c (print_usage): Add the option.
10662 (process_args): Process the option, sort options alphabetically.
10663 (md5sum_to_hex): New function.
10664 (make_gcov_file_name): Do the md5sum and append it to a
10667 2016-08-16 Bin Cheng <bin.cheng@arm.com>
10669 PR tree-optimization/69848
10670 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
10671 and swtich operands to avoid additional NOT instruction.
10672 (vcond<v_cmp_mixed><mode>): Ditto.
10673 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
10675 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
10677 * doc/install.texi (*-*-solaris2*): Adjust latest change.
10679 2016-08-16 Richard Biener <rguenther@suse.de>
10681 PR tree-optimization/76783
10682 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
10683 BB visited flags at start.
10685 2016-08-16 Bin Cheng <bin.cheng@arm.com>
10687 PR tree-optimization/72817
10688 PR tree-optimization/73450
10689 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
10690 multiple_of_p for adjusted IV.base.
10692 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
10695 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
10696 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
10697 for !flag_finite_math_only or flag_signed_zeros.
10698 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
10699 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
10700 depend on flag_finite_math_only.
10701 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
10703 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
10704 (*ieee_smin<mode>3): Ditto.
10705 (*ieee_smax<mode>3): Ditto.
10706 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
10707 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
10709 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
10710 depend on flag_finite_math_only.
10711 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
10712 (*mmx_<code>v2sf3): Remove.
10713 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
10714 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
10715 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
10717 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
10719 PR rtl-optimization/73650
10720 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
10721 it is not a simple move.
10723 2016-08-15 Martin Liska <mliska@suse.cz>
10726 * gcc.c (do_spec_1): Call save_string with the right size.
10727 (save_string): Do an assert about string we copy.
10729 2016-08-15 Richard Biener <rguenther@suse.de>
10731 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
10732 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
10734 (pass_data_stv): Likewise.
10736 2016-08-15 Richard Biener <rguenther@suse.de>
10738 PR tree-optimization/73434
10739 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
10740 TBAA info on the base when forwarding a non-invariant address.
10742 2016-08-15 Jakub Jelinek <jakub@redhat.com>
10744 * dwarf2out.c (struct checksum_attributes): Add
10745 at_string_length_bit_size and at_string_length_byte_size fields.
10746 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
10747 and DW_AT_string_length_byte_size.
10748 (die_checksum_ordered): Handle at_string_length_bit_size and
10749 at_string_length_byte_size.
10750 (gen_array_type_die): For dwarf_version >= 5 emit
10751 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
10752 (adjust_string_types): For dwarf_version >= 5 remove
10753 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
10754 (resolve_addr): Likewise.
10757 * dwarf2out.c (string_types): New variable.
10758 (gen_array_type_die): Change early_dwarf handling of
10759 DW_AT_string_length, create DW_OP_call4 referencing the
10760 length var temporarily. Handle parameters that are pointers
10762 (adjust_string_types): New function.
10763 (gen_subprogram_die): Temporarily set string_types to local var,
10764 call adjust_string_types if needed.
10765 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
10767 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
10769 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
10771 * doc/install.texi (*-*-solaris2*): Fix version number and document
10772 requirement on GNU make for building libjava with the Solaris linker.
10774 2016-08-15 Martin Liska <mliska@suse.cz>
10775 Jakub Jelinek <jakub@redhat.com>
10777 PR tree-optimization/72824
10778 * tree-loop-distribution.c (const_with_all_bytes_same)
10779 <case VECTOR_CST>: Fix a typo.
10781 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
10784 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
10785 Renamed from _mm512_undefined_si512.
10786 (_mm_undefined_si512): New definition.
10788 2016-08-13 Richard Biener <rguenther@suse.de>
10790 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
10791 into PHIs and update the lattice for its def.
10793 2016-08-12 Jakub Jelinek <jakub@redhat.com>
10796 * ubsan.c (instrument_si_overflow): Pass true instead of false
10798 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
10799 of bbs. Return TODO_cleanup_cfg if any returned true.
10801 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10803 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
10804 ISA 3.0 MTVSRDD instruction.
10805 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
10808 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
10810 PR tree-optimization/71083
10811 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
10812 bitfield access when possible.
10814 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
10816 PR middle-end/71654
10817 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
10818 sign-changing cast from a shorter unsigned type to a wider
10821 2016-08-12 Jakub Jelinek <jakub@redhat.com>
10823 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
10824 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
10825 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
10827 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10829 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
10830 Correct costs for vec_construct.
10832 2016-08-12 Bin Cheng <bin.cheng@arm.com>
10834 PR tree-optimization/69848
10835 * tree-vectorizer.h (enum vect_def_type): New condition reduction
10836 type CONST_COND_REDUCTION.
10837 * tree-vect-loop.c (vectorizable_reduction): Support new condition
10838 reudction type CONST_COND_REDUCTION.
10840 2016-08-12 Richard Biener <rguenther@suse.de>
10842 PR tree-optimization/57326
10843 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
10844 returning an SSA name.
10845 (phi_translate_1): When fully_constant_expression returns a NAME
10846 make sure we have a leader for it.
10848 2016-08-12 Martin Liska <mliska@suse.cz>
10849 Adam Fineman <afineman@afineman.com>
10851 * gcov.c (process_file): Create .gcov file when .gcda
10854 2016-08-12 Marek Polacek <polacek@redhat.com>
10857 * alias.c (find_base_value): Adjust fall through comment.
10858 * cfgexpand.c (expand_debug_expr): Likewise.
10859 * combine.c (find_split_point): Likewise.
10860 (expand_compound_operation): Likewise. Add FALLTHRU.
10861 (make_compound_operation): Adjust fall through comment.
10862 (canon_reg_for_combine): Add FALLTHRU.
10863 (force_to_mode): Adjust fall through comment.
10864 (simplify_shift_const_1): Likewise.
10865 (simplify_comparison): Likewise.
10866 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
10868 * config/aarch64/predicates.md: Likewise.
10869 * config/i386/i386.c (function_arg_advance_32): Likewise.
10870 (ix86_gimplify_va_arg): Likewise.
10871 (print_reg): Likewise.
10872 (ix86_print_operand): Likewise.
10873 (ix86_build_const_vector): Likewise.
10874 (ix86_expand_branch): Likewise.
10875 (ix86_sched_init_global): Adjust fall through comment.
10876 (ix86_expand_args_builtin): Add FALLTHRU.
10877 (ix86_expand_builtin): Likewise.
10878 (ix86_expand_vector_init_one_var): Likewise.
10879 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
10880 (rs6000_adjust_cost): Likewise.
10881 (insn_must_be_first_in_group): Likewise.
10882 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
10883 * dbxout.c (dbxout_symbol): Adjust fall through comment.
10884 * df-scan.c (df_uses_record): Likewise.
10885 * dojump.c (do_jump): Add FALLTHRU.
10886 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
10888 (resolve_args_picking_1): Adjust fall through comment.
10889 (loc_list_from_tree_1): Likewise.
10890 * expmed.c (make_tree): Likewise.
10891 * expr.c (expand_expr_real_2): Add FALLTHRU.
10892 (expand_expr_real_1): Likewise. Adjust fall through comment.
10893 * fold-const.c (const_binop): Adjust fall through comment.
10894 (fold_truth_not_expr): Likewise.
10895 (fold_cond_expr_with_comparison): Add FALLTHRU.
10896 (fold_binary_loc): Likewise.
10897 (contains_label_1): Adjust fall through comment.
10898 (multiple_of_p): Likewise.
10899 * gcov-tool.c (process_args): Add FALLTHRU.
10900 * genattrtab.c (check_attr_test): Likewise.
10901 (write_test_expr): Likewise.
10902 * genconfig.c (walk_insn_part): Likewise.
10903 * genpreds.c (validate_exp): Adjust fall through comment.
10904 (needs_variable): Likewise.
10905 * gensupport.c (get_alternatives_number): Add FALLTHRU.
10906 (subst_dup): Likewise.
10907 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
10908 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
10909 (gimplify_scan_omp_clauses): Add FALLTHRU.
10910 (goa_stabilize_expr): Likewise.
10911 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
10913 * hsa-gen.c (get_address_from_value): Likewise.
10914 * ipa-icf.c (sem_function::hash_stmt): Likewise.
10915 * ira.c (ira_setup_alts): Add FALLTHRU.
10916 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
10918 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
10919 * opts.c (common_handle_option): Likewise.
10920 * read-rtl.c (read_rtx_code): Likewise.
10921 * real.c (round_for_format): Likewise.
10922 * recog.c (asm_operand_ok): Likewise.
10923 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
10924 * reload1.c (set_label_offsets): Likewise.
10925 (eliminate_regs_1): Likewise.
10926 (reload_reg_reaches_end_p): Likewise.
10927 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
10928 (rtx_cost): Likewise.
10929 * sched-rgn.c (is_exception_free): Likewise.
10930 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
10931 * stor-layout.c (int_mode_for_mode): Likewise.
10932 * toplev.c (print_to_asm_out_file): Likewise.
10933 (print_to_stderr): Likewise.
10934 * tree-cfg.c (gimple_verify_flow_info): Likewise.
10935 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
10936 (chrec_fold_multiply): Likewise.
10937 (evolution_function_is_invariant_rec_p): Likewise.
10938 (for_each_scev_op): Likewise.
10939 * tree-data-ref.c (siv_subscript_p): Likewise.
10940 (get_references_in_stmt): Likewise.
10941 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
10942 (substitute_in_expr): Likewise.
10943 (type_cache_hasher::equal): Likewise.
10944 (walk_type_fields): Likewise.
10945 * var-tracking.c (adjust_mems): Add FALLTHRU.
10946 (set_dv_changed): Adjust fall through comment.
10947 * varasm.c (default_function_section): Add FALLTHRU.
10949 2016-08-12 Marek Polacek <polacek@redhat.com>
10952 * tree-complex.c (expand_complex_division): Add missing break.
10954 2016-08-12 Richard Biener <rguenther@suse.de>
10956 * passes.c (execute_todo): Do not push/pop TV_TODO.
10957 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
10958 (execute_one_pass): Likewise.
10959 * common.opt (ftime-report-details): New switch.
10960 * doc/invoke.texi (ftime-report-details): Document.
10961 * timevar.h (timer::print_row): Adjust signature.
10962 (timer::all_zero): New static helper.
10963 (timer::child_map_t): New typedef.
10964 (timer::time_var_def): Add children field.
10965 * timevar.c (timer::named_items::print): Adjust.
10966 (timer::~timer): Free timevar recorded children.
10967 (timer::pop_internal): When -ftime-report-details record
10968 time spent in sub-timevars.
10969 (timer::print_row): Adjust.
10970 (timer::print): Print sub-timevar stats, use all_zero.
10971 * timevar.def (TV_TODO): Remove.
10973 2016-08-12 Richard Biener <rguenther@suse.de>
10975 PR tree-optimization/72851
10976 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
10977 worklists to use bitmaps indexed in execution order.
10978 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
10979 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
10980 (cfg_blocks): Make a bitmap.
10981 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
10983 (cfg_blocks_empty_p): Adjust.
10984 (cfg_blocks_add): Likewise.
10985 (cfg_blocks_get): Likewise.
10986 (add_ssa_edge): Likewise.
10987 (add_control_edge): Likewise.
10988 (simulate_stmt): Likewise.
10989 (process_ssa_edge_worklist): Likewise.
10990 (simulate_block): Likewise.
10991 (ssa_prop_init): Compute PRE order and stmt UIDs.
10992 (ssa_prop_fini): Adjust.
10993 (ssa_propagate): Adjust.
10995 2016-08-12 Richard Biener <rguenther@suse.de>
10997 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
10998 the currently executable edges have fixed ranges. Always
10999 go through update_value_range.
11001 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
11005 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
11006 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
11007 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
11008 (LANG_HOOKS_DECLS): Add it.
11009 * langhooks.h (struct lang_hooks_for_decls): Add
11010 function_decl_defaulted. Const_tree-ify
11011 function_decl_explicit_p and function_decl_deleted_p.
11012 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
11013 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
11014 also at strict DWARF v5.
11017 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
11018 TYPE_QUAL_CONST in reference-typed decls.
11021 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
11022 in DW_OP_pieces, just enough to handle pointers to member
11024 (gen_remaining_tmpl_value_param_die_attribute): Use a location
11025 expression on DWARFv5 if a constant value doesn't work.
11027 2016-08-11 David Malcolm <dmalcolm@redhat.com>
11029 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
11030 * selftest.c (selftest::test_assertions): New function.
11031 (selftest::selftest_c_tests): New function.
11032 * selftest.h (selftest::selftest_c_tests): New declaration.
11034 2016-08-11 Richard Biener <rguenther@suse.de>
11035 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11037 PR rtl-optimization/72855
11038 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
11040 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11043 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
11044 (vsx_store_<mode>): Likewise.
11046 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
11048 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
11049 TImode CONST_WIDE_INT store.
11050 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
11052 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
11054 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
11055 mode if unaligned SSE load and store are optimal.
11057 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
11059 PR tree-optimization/71083
11060 * tree-predcom.c (ref_at_iteration): Correctly align the
11063 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11065 * config/s390/s390-builtin-types.def: Add INT128 types.
11066 * config/s390/s390-builtins.def: Add INT128 variants for the add
11067 sub low-level builtins dealing with TImode.
11068 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
11069 via subreg when expanding a builtin.
11070 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
11071 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
11073 * config/s390/vecintrin.h: Adjust builtin names accordingly.
11074 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
11075 ("vec_addc<mode>", "vec_addc_u128"): Merge to
11076 "vacc<bhfgq>_<mode>".
11077 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
11078 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
11079 ("vec_subc<mode>", "vec_subc_u128"): Merge to
11080 "vscbi<bhfgq>_<mode>".
11081 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
11082 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
11084 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11086 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
11088 2016-08-11 Bin Cheng <bin.cheng@arm.com>
11090 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
11091 unused declaration.
11092 (vcond<v_cmp_mixed><mode>): Ditto.
11093 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
11095 2016-08-11 Bin Cheng <bin.cheng@arm.com>
11097 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
11098 variable explicitly, also assert on it before use.
11100 2016-08-11 Richard Biener <rguenther@suse.de>
11102 PR tree-optimization/72772
11103 * cfgloopmanip.c (create_preheader): Use split_edge if there
11104 is a single loop entry, avoiding degenerate PHIs.
11106 2016-08-11 Richard Biener <rguenther@suse.de>
11108 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
11109 unconditional TODO_cleanup_cfg.
11110 (pass_thread_jumps::execute): Initialize loops, perform a CFG
11111 cleanup only if we threaded a jump.
11113 2016-08-11 Alan Modra <amodra@gmail.com>
11116 * lra-constraints.c (simplify_operand_subreg): Allow subreg
11117 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
11118 slow. Emit two reloads for slow mem case, first loading in
11119 fast innermode, then converting to required mode.
11121 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
11123 * config/rs6000/altivec.h (vec_extract_exp): New macro.
11124 (vec_extract_sig): New macro.
11125 (vec_insert_exp): New macro.
11126 (vec_test_data_class): New macro.
11127 (scalar_extract_exp): New macro.
11128 (scalar_extract_sig): New macro.
11129 (scalar_insert_exp): New macro.
11130 (scalar_test_data_class): New macro.
11131 (scalar_test_neg): New macro.
11132 (scalar_cmp_exp_gt): New macro.
11133 (scalar_cmp_exp_lt): New macro.
11134 (scalar_cmp_exp_eq): New macro.
11135 (scalar_cmp_exp_unordered): New macro.
11136 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
11137 to enforce constraint that operand is a 7-bit unsigned literal.
11138 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
11139 for power9 built-ins.
11140 (BU_P9V_VSX_2): Likewise.
11141 (BU_P9V_64BIT_VSX_2): Likewise.
11142 (VSEEDP): Add scalar extract exponent support.
11143 (VSEESP): Add scalar extract signature support.
11144 (VSTDCNDP): Add scalar test negative support.
11145 (VSTDCNSP): Likewise.
11146 (VSIEDP): Add scalar insert exponent support.
11147 (VSCEDPGT): Add scalar compare exponent greater than support.
11148 (VSCEDPLT): Add scalar compare exponent less than support.
11149 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
11150 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
11151 (VSTDCDP): Add scalar test data class support.
11152 (VSTDCSP): Likewise.
11153 (VSEEDP): Add overload support for scalar extract exponent
11155 (VSESDP): Add overload support for scalar extract signature
11157 (VSTDCN): Add overload support for scalar test negative
11159 (VSTDCNDP): Add overload support for scalar test negative
11161 (VSTDCNSP): Add overload support for scalar test negative
11163 (VSIEDP): Add overload support for scalar insert exponent
11165 (VSTDC): Add overload support for scalar test data class
11167 (VSTDCDP): Add overload support for scalar test data class
11169 (VSTDCSP): Add overload support for scalar test data class
11171 (VSCEDPGT): Add overload support for scalar compare exponent
11172 greater than operation.
11173 (VSCEDPLT): Add overload support for scalar compare exponent
11174 less than operation.
11175 (VSCEDPEQ): Add overload support for scalar compare exponent
11176 test-for-equality operation.
11177 (VSCEDPUO): Add overload support for scalar compare exponent
11178 test-for-unordered operation.
11179 (VEEDP): Add vector extract exponent support.
11181 (VESDP): Add vector extract significand support.
11183 (VIEDP): Add vector insert exponent support.
11185 (VTDCDP): Add vector test data class support.
11186 (VTDCSP): Likewise.
11187 (VES): Add overload support for vector extract significand operation.
11190 (VEE): Add overload support for vector extract exponent operation.
11193 (VTDC): Add overload support for vector test data class operation.
11194 (VTDCDP): Likewise.
11195 (VTDCSP): Likewise.
11196 (VIE): Add overload support for vector insert exponent operation.
11199 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11200 overloaded binary floating point functions.
11201 (altivec_resolve_overloaded_builtin): Improve error messages to
11202 distinguish between functions not supported in the current
11203 compiler configuration and functions that were invoked with an
11204 invalid parameter combination, and include the built-in function
11205 name in both error messages.
11206 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
11208 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
11210 (rs6000_expand_binop_builtin): Add check to enforce that argument
11211 2 of the test data class operations is a 7-bit unsigned literal.
11212 (rs6000_invalid_builtin): Add code to issue an error message if a
11213 built-in function that requires the power9_vector and -m32
11214 command-line options is compiled without these options.
11215 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
11216 (UNSPEC_VSX_SXSIGDP): New value.
11217 (UNSPEC_VSX_SXSIGPDP): New value.
11218 (UNSPEC_VSX_SIEXPDP): New value.
11219 (UNSPEC_VSX_SCMPEXPDP): New value.
11220 (UNSPEC_VSX_STSTDC): New value.
11221 (UNSPEC_VSX_VXEXP): New value.
11222 (UNSPEC_VSX_VXSIG): New value.
11223 (UNSPEC_VSX_VIEXP): New value.
11224 (UNSPEC_VSX_VTSTDC): New value.
11225 (xsxexpdp): New insn for scalar extract exponent.
11226 (xsxsigdp): New insn for scalar extract significand.
11227 (xsiexpdp): New insn for scalar insert exponent.
11228 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
11229 (*xscmpexpdp): New insn for scalar compare exponents.
11230 (xststdc<Fvsx): New expansion for both single- and
11231 double-precision scalar test data class operations.
11232 (xststdcneg<Fvsx>): New expansion for both single- and
11233 double-precision scalar test for negative value operations.
11234 (*xststdc<Fvsx>): New insn for scalar test data class
11236 (xvxexp<VSs>): New insn for single- and double-precision
11237 vector extract exponent operation.
11238 (xvxsig<VSs>): New insn for single- and double-precision
11239 vector extract significand operation.
11240 (xviexp<VSs>): New insn for single- and double-precision
11241 vector insert exponent operation.
11242 (xvtstdc<VSs>): New insn for single- and double-precision
11243 vector test data class operation.
11244 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11245 built-in functions to represent the Power9 binary floating-point
11246 support instructions.
11248 2016-08-10 bin cheng <bin.cheng@arm.com>
11250 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
11252 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
11253 Renlin Li <renlin.li@arm.com>
11254 Bin Cheng <bin.cheng@arm.com>
11256 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
11257 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
11258 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
11259 (aarch64_vcond_internal<mode><mode>): Delete pattern.
11260 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
11261 (vcond<v_cmp_result><mode>): Ditto.
11262 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
11263 (vcondu<mode><mode>): Ditto.
11264 (vcond<v_cmp_mixed><mode>): New pattern.
11265 (vcondu<mode><v_cmp_mixed>): New pattern.
11266 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
11267 of aarch64_vcond_internal.
11269 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
11270 Renlin Li <renlin.li@arm.com>
11271 Bin Cheng <bin.cheng@arm.com>
11273 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
11274 (vec_cmp<mode><v_cmp_result>): New pattern.
11275 (vec_cmpu<mode><mode>): New pattern.
11276 (vcond_mask_<mode><v_cmp_result>): New pattern.
11278 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
11280 PR tree-optimization/71734
11281 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
11282 REF_LOOP, invoke ref_indep_loop_p_1.
11283 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
11284 to ref_indep_loop_p.
11285 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
11286 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
11287 is inside LOOP, do not cache dpendence value for loops with
11289 (ref_indep_loop_p_2): Delete function.
11290 (can_sm_ref_p): Pass LOOP as additional argument to
11293 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
11296 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
11297 being an offsettable address.
11299 2016-08-10 Martin Liska <mliska@suse.cz>
11301 PR gcov-profile/58306
11302 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
11303 atomic variants of profile update functions.
11305 2016-08-10 Martin Liska <mliska@suse.cz>
11307 Cherry picked (and modified) from google-4_7 branch
11308 2012-12-26 Rong Xu <xur@google.com>
11309 * common.opt (fprofile-update): Add new flag.
11310 * coretypes.h: Define enum profile_update.
11311 * doc/invoke.texi: Document -fprofile-update.
11312 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
11313 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
11314 * tree-profile.c (gimple_init_edge_profiler): Generate
11315 also atomic profiler update.
11316 (gimple_gen_edge_profiler): Likewise.
11318 2016-08-10 David Malcolm <dmalcolm@redhat.com>
11320 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
11321 stack_usage_file to NULL after fclose calls.
11323 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11326 * reload.c (push_reload): Compute subreg_in_class for
11327 subregs of constants and plus expressions. Remove special
11328 handling of SYMBOL_REFs.
11330 2016-08-10 Alan Modra <amodra@gmail.com>
11333 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
11334 SImode for TARGET_E500_DOUBLE when given SImode.
11336 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
11338 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
11339 unused variable __O.
11341 2016-08-09 Martin Liska <mliska@suse.cz>
11343 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
11344 _gcov_reset to __gcov_reset.
11345 * doc/gcov-tool.texi: Fix typo.
11347 2016-08-09 Martin Liska <mliska@suse.cz>
11349 * value-prof.c (gimple_divmod_values_to_profile): Do not
11350 instrument MOD histogram if a value is not a SSA name.
11352 2016-08-09 Martin Liska <mliska@suse.cz>
11354 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
11357 2016-08-09 Renlin Li <renlin.li@arm.com>
11359 PR middle-end/64971
11360 * calls.c (prepare_call_address): Convert funexp to Pmode when
11362 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
11363 (sibcall_value): Likewise.
11365 2016-08-09 Marek Polacek <polacek@redhat.com>
11368 * cselib.c (cselib_expand_value_rtx_1): Add return.
11369 * gengtype.c (dbgprint_count_type_at): Likewise.
11370 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
11371 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
11373 2016-08-09 Martin Jambor <mjambor@suse.cz>
11376 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
11377 if instance is a MEM_REF.
11379 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
11382 * config/i386/i386.md (*movtf_internal): Use
11383 lra_in_progress || reload_completed instead of !can_create_pseudo_p
11384 in the insn constraint.
11385 (*movxf_internal): Ditto.
11386 (*movdf_internal): Ditto.
11387 (*movsf_internal): Ditto.
11389 2016-08-09 Bin Cheng <bin.cheng@arm.com>
11391 PR tree-optimization/72772
11392 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
11395 2016-08-09 Bin Cheng <bin.cheng@arm.com>
11397 PR tree-optimization/72772
11398 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
11400 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
11401 parameter STOP and update calls. Move expand_simple_operations
11402 function call from here...
11403 (simplify_using_initial_conditions): ...to here. Delete parameter
11405 (tree_simplify_using_condition): Delete parameter STOP.
11406 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
11407 simplify_using_initial_conditions.
11409 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
11412 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
11413 Use create_tmp_var_raw instead of create_tmp_var.
11415 2016-08-09 Richard Biener <rguenther@suse.de>
11417 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
11418 Treat same SSA names related.
11420 2016-08-09 Jakub Jelinek <jakub@redhat.com>
11422 PR tree-optimization/72824
11423 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
11424 real_zerop is not negative.
11426 2016-08-09 Richard Biener <rguenther@suse.de>
11428 PR tree-optimization/71802
11429 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
11430 all merge opportunities with the predecessor.
11432 2016-08-09 Richard Biener <rguenther@suse.de>
11435 * ipa-prop.c (ipa_modify_formal_parameters): Build
11436 parameter types with natural alignment also for the
11439 2016-08-08 Andi Kleen <ak@linux.intel.com>
11441 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
11443 2016-08-08 David Malcolm <dmalcolm@redhat.com>
11446 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
11447 do-nothing langhook.
11448 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
11449 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
11450 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
11451 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
11453 2016-08-08 David Malcolm <dmalcolm@redhat.com>
11456 * input.c: Ensure that HAVE_ICONV is defined.
11458 2016-08-08 Jakub Jelinek <jakub@redhat.com>
11460 PR middle-end/72781
11461 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
11462 private vars for lastprivate and for linear iterator.
11464 PR middle-end/68762
11465 * omp-simd-clone.c: Include varasm.h.
11466 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
11467 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
11468 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
11469 update function name.
11471 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11473 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
11474 (avr_diagnose_devicespecs_error): Remove.
11475 (avr_devicespecs_file): Remove composing absolute path for specfile
11476 and its verbose info. Remove conditions to check specs-file,
11478 2016-08-08 Jakub Jelinek <jakub@redhat.com>
11480 PR rtl-optimization/72821
11481 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
11482 just return false for them.
11484 2016-08-08 Alan Modra <amodra@gmail.com>
11487 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
11488 toc refs created during reload. Update function comment.
11490 2016-08-08 Alan Modra <amodra@gmail.com>
11493 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
11494 alternatives. Put loads first, then stores, and reg/reg moves
11495 within same class later. Delete attr length.
11497 2016-08-08 Alan Modra <amodra@gmail.com>
11500 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
11501 (mem_operand_ds_form): New predicate.
11502 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
11503 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
11504 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
11505 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
11506 (extendsfdf2_fpr): Replace o constraint with wY.
11508 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
11510 * tree-ssa-threadbackward.c: Include tree-inline.h
11511 (profitable_jump_thread_path): Use estimate_num_insns to estimate
11512 size of copied block; for cold paths reduce duplication.
11513 (find_jump_threads_backwards): Remove redundant tests.
11514 (pass_thread_jumps::gate): Enable for -Os.
11516 2016-08-07 Jakub Jelinek <jakub@redhat.com>
11519 * stor-layout.c (layout_decl): Fix up formatting.
11520 (relayout_decl): Allow DECL to be FIELD_DECL.
11522 2016-08-07 Alan Modra <amodra@gmail.com>
11524 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
11526 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11528 * data-streamer-in.c (streamer_read_wide_int): New.
11529 (streamer_read_widest_int): Renamed function.
11530 * data-streamer-out.c (streamer_write_wide_int): New
11531 (streamer_write_widest_int): Renamed function.
11532 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
11534 (input_cfg): Call renamed function.
11535 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
11537 (output_cfg): Call renamed function.
11538 * data-streamer.h: Add declarations.
11540 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11542 * tree-ssa-ccp.c (extend_mask): New param sgn.
11543 Remove ORing with wi::mask.
11544 (get_default_value): Adjust call to extend_mask to pass sign.
11545 (evaluate_stmt): Likewise.
11547 2016-08-06 Jakub Jelinek <jakub@redhat.com>
11549 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
11552 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11554 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
11555 transform if operand's type is pointer to function or method.
11557 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
11559 PR tree-optimization/18046
11560 * tree-ssa-threadedge.c: Include cfganal.h.
11561 (simplify_control_statement_condition): If simplifying a
11562 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
11563 with the dominating ASSERT_EXPR before handing it off to VRP.
11564 Mention that a CASE_LABEL_EXPR may be returned.
11565 (thread_around_empty_blocks): Adjust to handle
11566 simplify_control_statement_condition() returning a
11568 (thread_through_normal_block): Likewise.
11569 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
11570 a switch statement by trying to determine which case label
11573 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
11575 PR rtl-optimization/69847
11576 * lra-constraints.c (process_invariant_for_inheritance): Save
11577 pattern instead of src.
11578 (remove_inheritance_pseudos): Use the pattern. Add assert.
11580 2016-08-05 David Malcolm <dmalcolm@redhat.com>
11582 * input.c (string_concat::string_concat): New constructor.
11583 (string_concat_db::string_concat_db): New constructor.
11584 (string_concat_db::record_string_concatenation): New method.
11585 (string_concat_db::get_string_concatenation): New method.
11586 (string_concat_db::get_key_loc): New method.
11587 (class auto_cpp_string_vec): New class.
11588 (get_substring_ranges_for_loc): New function.
11589 (get_source_range_for_substring): New function.
11590 (get_num_source_ranges_for_substring): New function.
11591 (class selftest::lexer_test_options): New class.
11592 (struct selftest::lexer_test): New struct.
11593 (class selftest::ebcdic_execution_charset): New class.
11594 (selftest::ebcdic_execution_charset::s_singleton): New variable.
11595 (selftest::lexer_test::lexer_test): New constructor.
11596 (selftest::lexer_test::~lexer_test): New destructor.
11597 (selftest::lexer_test::get_token): New method.
11598 (selftest::assert_char_at_range): New function.
11599 (ASSERT_CHAR_AT_RANGE): New macro.
11600 (selftest::assert_num_substring_ranges): New function.
11601 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
11602 (selftest::assert_has_no_substring_ranges): New function.
11603 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
11604 (selftest::test_lexer_string_locations_simple): New function.
11605 (selftest::test_lexer_string_locations_ebcdic): New function.
11606 (selftest::test_lexer_string_locations_hex): New function.
11607 (selftest::test_lexer_string_locations_oct): New function.
11608 (selftest::test_lexer_string_locations_letter_escape_1): New function.
11609 (selftest::test_lexer_string_locations_letter_escape_2): New function.
11610 (selftest::test_lexer_string_locations_ucn4): New function.
11611 (selftest::test_lexer_string_locations_ucn8): New function.
11612 (selftest::uint32_from_big_endian): New function.
11613 (selftest::test_lexer_string_locations_wide_string): New function.
11614 (selftest::uint16_from_big_endian): New function.
11615 (selftest::test_lexer_string_locations_string16): New function.
11616 (selftest::test_lexer_string_locations_string32): New function.
11617 (selftest::test_lexer_string_locations_u8): New function.
11618 (selftest::test_lexer_string_locations_utf8_source): New function.
11619 (selftest::test_lexer_string_locations_concatenation_1): New
11621 (selftest::test_lexer_string_locations_concatenation_2): New
11623 (selftest::test_lexer_string_locations_concatenation_3): New
11625 (selftest::test_lexer_string_locations_macro): New function.
11626 (selftest::test_lexer_string_locations_stringified_macro_argument):
11628 (selftest::test_lexer_string_locations_non_string): New function.
11629 (selftest::test_lexer_string_locations_long_line): New function.
11630 (selftest::test_lexer_char_constants): New function.
11631 (selftest::input_c_tests): Call the new test functions once per
11632 case within the line_table test matrix.
11633 * input.h (struct string_concat): New struct.
11634 (struct location_hash): New struct.
11635 (class string_concat_db): New class.
11636 * substring-locations.h: New header.
11638 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
11640 PR tree-optimization/72810
11641 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
11642 the type of the case labels when truncating.
11644 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
11647 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
11648 (aarch64_fp16_ptr_type_node): Likewise.
11649 * config/aarch64/aarch64-simd-builtins.c
11650 (aarch64_fp16_ptr_type_node): Define.
11651 (aarch64_init_fp16_types): New, refactored out of...
11652 (aarch64_init_builtins): ...here, update to call
11653 aarch64_init_fp16_types.
11654 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
11656 (aapcs_vfp_sub_candidate): Likewise.
11658 2016-08-05 Martin Liska <mliska@suse.cz>
11659 Joshua Cranmer <Pidgeot18@gmail.com>
11661 * gcov.c (line_t::has_block): New function.
11662 (enum loop_type): New enum.
11663 (handle_cycle): New function.
11664 (unblock): Likewise.
11665 (circuit): Likewise.
11666 (get_cycles_count): Likewise.
11667 (accumulate_line_counts): Use new loop detection algorithm.
11669 2016-08-05 Martin Liska <mliska@suse.cz>
11671 * gcov.c (output_intermediate_file): Rename
11672 function_info::line_next to next_file_fn.
11673 (process_file): Likewise.
11674 (read_graph_file): Likewise.
11675 (accumulate_line_counts): Likewise.
11676 (output_lines): Likewise.
11678 2016-08-05 Richard Biener <rguenther@suse.de>
11680 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
11681 restriction on threading to a loop header.
11683 2016-08-05 Richard Biener <rguenther@suse.de>
11685 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
11686 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
11687 adjust loop info accordingly.
11689 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
11691 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
11692 before folding call to __builtin_constant_p with parameters to false.
11694 2016-08-05 Alan Modra <amodra@gmail.com>
11696 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
11697 code accidentally committed 2016-05-02 providing class when given
11700 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
11702 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
11703 the case label ranges that partially overlap with OP's value
11706 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
11709 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
11710 Cast builtin function result to __mmask16 instead of __mmask8.
11711 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
11712 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
11713 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
11715 2016-08-04 David Malcolm <dmalcolm@redhat.com>
11717 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
11718 (ASSERT_TRUE_AT): New macro.
11719 (ASSERT_FALSE): Reimplement in terms of...
11720 (ASSERT_FALSE_AT): New macro.
11721 (ASSERT_STREQ_AT): Fix typo in comment.
11723 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
11725 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
11726 labels are exhaustive, designate the label with the widest
11727 range to be the default label.
11729 2016-08-04 Andrew Pinski <apinski@cavium.com>
11731 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
11732 (thunderx_tunings): Use thunderx_vector_cost instead of
11733 generic_vector_cost.
11735 2016-08-04 Martin Liska <mliska@suse.cz>
11737 * gcov.c (main): Fix GNU coding style.
11738 (output_intermediate_file): Likewise.
11739 (process_file): Likewise.
11740 (generate_results): Likewise.
11741 (release_structures): Likewise.
11742 (create_file_names): Likewise.
11743 (find_source): Likewise.
11744 (read_graph_file): Likewise.
11745 (find_exception_blocks): Likewise.
11746 (canonicalize_name): Likewise.
11747 (make_gcov_file_name): Likewise.
11748 (mangle_name): Likewise.
11749 (accumulate_line_counts): Likewise.
11750 (output_branch_count): Likewise.
11751 (read_line): Likewise.
11753 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
11755 PR rtl-optimization/71779
11756 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
11757 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
11758 or if it was truncated.
11760 PR rtl-optimization/70903
11761 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
11763 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
11765 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
11766 accessing SSA_NAME_PTR_INFO.
11768 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
11771 * common/config/avr/avr-common.c (avr_option_optimization_table)
11772 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
11774 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
11777 * config/avr/avr.md: New pattern to work around do_store_flag
11778 generating shift instructions for bit extractions.
11780 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
11782 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
11784 (add_equivalence): Likewise.
11785 (get_value_range): Allocate value range with vrp_value_range_pool.
11786 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
11787 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
11789 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
11791 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
11792 the default for the rs6000 port.
11794 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11796 PR middle-end/71876
11797 * calls.c (special_function_p): Remove special handling of
11798 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
11799 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
11800 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
11802 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
11804 PR middle-end/72778
11805 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
11806 Don't stop on regular insns.
11808 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
11810 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
11811 size to DImode boundary.
11812 (nvptx_propagate): Likewise.
11814 2016-08-03 Alan Modra <amodra@gmail.com>
11816 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
11817 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
11818 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
11819 from -mefficient-unaligned-vector. Note that this affects fp too.
11821 2016-08-03 Alan Modra <amodra@gmail.com>
11823 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
11826 2016-08-03 Alan Modra <amodra@gmail.com>
11828 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
11829 to a reg. Localize vars.
11831 2016-08-03 Alan Modra <amodra@gmail.com>
11833 * config/rs6000/rs6000.opt: Remove negatives from help strings
11836 2016-08-03 Alan Modra <amodra@gmail.com>
11838 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
11839 Delete duplicated code.
11841 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
11843 PR middle-end/72778
11844 * lra-spills.c (regno_in_use_p): New.
11845 (lra_final_code_change): Use it.
11847 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
11849 PR rtl-optimization/69847
11850 * lra-int.h (struct lra-reg): Use restore_rtx instead of
11852 (lra_rtx_hash): New.
11853 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
11855 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
11856 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
11857 * lra-spills.c (lra_final_code_change): Don't delete insn when the
11858 next insn is USE with the same reg as the current insn source.
11859 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
11861 (lra_constraints_init): Call initiate_invariants.
11862 (lra_constraints_finish): Call finish_invariants.
11863 (struct invariant, invariant_t, invariant_ptr_t): New.
11864 (const_invariant_ptr_t, invariants, invariants_pool): New.
11865 (invariant_table, invariant_hash, invariant_eq_p): New.
11866 (insert_invariant, initiate_invariants, finish_invariants): New.
11867 (clear_invariants, invalid_invariant_regs): New.
11868 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
11869 instead of restore_regno.
11870 (invariant_p, process_invariant_for_inheritance): New.
11871 (inherit_in_ebb): Implement invariant inheritance.
11872 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
11873 (remove_inheritance_pseudos): Implement undoing invariant
11875 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
11876 instead of restore_regno.
11877 * lra-assigns.c (regno_live_length): New.
11878 (reload_pseudo_compare_func): Use regno_live_length.
11879 (assign_by_spills): Use restore_rtx instead of restore_regno.
11880 (lra_assign): Ditto. Initiate regno_live_length.
11882 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
11884 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
11885 __builtin_aarch64_fmindf.
11887 2016-08-02 Bin Cheng <bin.cheng@arm.com>
11889 PR tree-optimization/34114
11890 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
11891 information for more control IVs.
11893 2016-08-02 Bin Cheng <bin.cheng@arm.com>
11895 PR tree-optimization/34114
11896 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
11897 PLUS_EXPR case. Handle SSA_NAME case.
11899 2016-08-02 Tamar Christina <tamar.christina@arm.com>
11901 * config/aarch64/aarch64-simd-builtins.def
11902 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
11903 (__builtin_aarch64_fmaxdf): Likewise.
11904 (__builtin_aarch64_smin_nandf): Likewise.
11905 (__builtin_aarch64_smax_nandf): Likewise.
11906 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
11907 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
11908 (<fmaxmin><mode>3): ...this.
11909 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
11910 (vminnm_f64): Likewise.
11911 (vmin_f64): Likewise.
11912 (vmax_f64): Likewise.
11913 * config/aarch64/iterators.md (FMAXMIN): Merge with...
11914 (FMAXMIN_UNS): ...this.
11915 (fmaxmin): Merged with
11916 (fmaxmin_op): ...this...
11917 (maxmin_uns_op): ...in to this.
11919 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11921 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11922 Add support for vec_extract on vector float, vector int, vector
11923 short, and vector char vector types.
11924 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
11925 vector float, vector int, vector short, and vector char
11926 optimizations on 64-bit ISA 2.07 systems for both constant and
11927 variable element numbers.
11928 (rs6000_split_vec_extract_var): Likewise.
11929 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
11930 Altivec registers on ISA 2.07 and above.
11931 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
11932 which never was matched due to the split occuring before register
11933 allocation (and the code would not have worked on little endian
11934 systems if it did match). Allow extracts to go to the Altivec
11935 registers if ISA 2.07 (power8). Change from using "" around the
11936 C++ code to using {}'s.
11937 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
11938 vec_extracts when the vector is in memory.
11939 (vsx_extract_v4sf_var): New insn to optimize vector float
11940 vec_extracts when the element number is variable on 64-bit ISA
11942 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
11943 for 64-bit ISA 2.07 as well as ISA 3.0.
11944 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
11945 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
11946 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
11947 optimize vector int, vector short, and vector char vec_extracts
11948 when the vector is in memory.
11949 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
11950 optimize vector int, vector short, and vector char vec_extracts
11951 when the element number is variable.
11953 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
11956 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
11957 does not overlap with other symbol flags.
11959 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
11961 * config/aarch64/aarch64.h (aarch64_frame):
11962 Remove padding0 and hardfp_offset. Add locals_offset,
11963 initial_adjust, callee_adjust, callee_offset and final_adjust.
11964 * config/aarch64/aarch64.c (aarch64_layout_frame):
11965 Remove unused padding0 and hardfp_offset initializations.
11966 Choose frame layout and set frame variables accordingly.
11967 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
11968 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
11969 (aarch64_pop_regs): Likewise.
11970 (aarch64_expand_prologue): Remove all decision code, just emit
11971 prolog according to frame variables.
11972 (aarch64_expand_epilogue): Remove all decision code, just emit
11973 epilog according to frame variables.
11974 (aarch64_initial_elimination_offset): Use offset to local/arg area.
11976 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
11979 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
11980 fix_debug_reg_uses after changing source register mode to
11981 V1TImode if source register is undefined.
11983 2015-08-01 Alan Hayward <alan.hayward@arm.com>
11985 PR tree-optimization/71818
11986 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
11987 with non invariant evolutions
11989 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
11992 * config/avr/avr.md (length) [branch]: Correct insn length
11993 attribute for forward branches.
11995 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
11997 * doc/extend.texi (AVR Built-in Functions): Document
11998 __builtin_avr_nops.
11999 * config/avr/builtins.def (NOPS): New.
12000 * config/avr/avr.c (avr_expand_nops): New static function.
12001 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
12003 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12005 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
12006 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
12009 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
12011 * config/aarch64/aarch64.c (vulcan_tunings): Update
12012 vulcan L1 cache_line_size.
12014 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
12016 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
12017 function that takes a vector memory address, a hard register, an
12018 element number and a temporary base register, and recreates an
12019 address that points to the appropriate element within the vector.
12020 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
12021 (rs6000_split_vec_extract_var): Add support for the target of a
12022 vec_extract with variable element number being a scalar memory
12024 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
12026 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
12027 vsx_extract_<mode>_load insn with a new insn that optimizes
12028 storing either element to a memory location, using scratch
12029 registers to pick apart the vector and reconstruct the address.
12030 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
12031 (vsx_extract_<mode>_store): Rework alternatives to more correctly
12032 support Altivec registers. Add support for ISA 3.0 Altivec d-form
12034 (vsx_extract_<mode>_var): Add support for extracting a variable
12035 element number from memory.
12037 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
12039 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
12040 when testing for compares against constants of the form 0xabab.
12042 2016-07-29 Bin Cheng <bin.cheng@arm.com>
12044 PR tree-optimization/57558
12045 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
12047 (vect_loop_versioning): Support versioning with niter assumptions.
12048 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
12049 (vect_get_loop_niters): New parameter. Reimplement to support
12050 assumptions in loop niter info.
12051 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
12052 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
12053 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
12054 Support loop versioning for niters.
12055 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
12056 (vect_free_loop_info_assumptions): New function.
12057 (vectorize_loops): Free loop niter info for loops with flag
12058 LOOP_F_ASSUMPTIONS set if vectorization failed.
12059 * tree-vectorizer.h (struct _loop_vec_info): New field
12060 num_iters_assumptions.
12061 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
12062 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
12063 (LOOP_REQUIRES_VERSIONING): New macro.
12064 (vect_free_loop_info_assumptions): New decl.
12066 2016-07-29 Bin Cheng <bin.cheng@arm.com>
12068 * cfgloop.h (struct loop): New field constraints.
12069 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
12070 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
12072 * cfgloop.c (alloc_loop): Initialize new field.
12073 * cfgloopmanip.c (copy_loop_info): Copy constraints.
12074 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
12075 Adjust niter analysis wrto loop constraints.
12076 * doc/loop.texi (@node Number of iterations): Add description for loop
12079 2016-07-29 Marek Polacek <polacek@redhat.com>
12082 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
12083 (ix86_expand_round_builtin): Likewise.
12085 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
12086 Georg-Johann Lay <avr@gjlay.de>
12088 PR rtl-optimization/71976
12089 * combine.c (get_last_value): Return 0 if the argument for which
12090 the function is called has a wider mode than the recorded value.
12092 2016-07-29 Marek Polacek <polacek@redhat.com>
12095 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
12096 (altivec_expand_st_builtin): Likewise.
12098 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
12100 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
12101 introduced in r238381.
12103 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
12105 PR middle-end/68217
12106 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
12107 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
12109 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
12111 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
12113 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12114 Add support for vec_extract of vector double or vector long having
12115 a variable element number on 64-bit ISA 2.07 systems or newer.
12116 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
12118 (rs6000_split_vec_extract_var): New function to split a
12119 vec_extract built-in function with variable element number.
12120 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
12122 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
12123 (UNSPEC_VSX_EXTRACT): Likewise.
12124 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
12125 direct move instructions to be generated on 64-bit ISA 2.07
12126 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
12128 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
12129 arguments for vec_extract variable element.
12130 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
12131 vec_extract with variable element on V2DFmode and V2DImode
12133 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
12134 -mupper-regs-df requirement, since it isn't needed.
12135 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
12136 do direct moves on 64-bit systems, which allows optimization of
12137 vec_extract on 64-bit ISA 2.07 systems and newer.
12139 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
12140 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
12142 * config/aarch64/aarch64.md
12143 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
12144 statement and type.
12145 (<optab>qihi2_aarch64): Likewise, and split into two.
12146 (extendqihi2_aarch64): New.
12147 (zero_extendqihi2_aarch64): New.
12148 * config/aarch64/iterators.md (ldrxt): Remove.
12149 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
12152 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
12154 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
12156 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
12158 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
12159 (aarch64_push_reg): New function to push 1 or 2 registers.
12160 (aarch64_pop_reg): New function to pop 1 or 2 registers.
12161 (aarch64_expand_prologue): Use aarch64_push_regs.
12162 (aarch64_expand_epilogue): Use aarch64_pop_regs.
12164 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
12166 PR tree-optimization/71734
12167 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
12168 attribute instead of REF_LOOP and use it.
12169 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
12170 set it for Loops having non-zero safelen attribute.
12171 (ref_indep_loop_p): Pass zero as initial value for safelen.
12173 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
12175 PR middle-end/72657
12177 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
12178 call using chkp_gimple_call_builtin_p.
12179 (chkp_copy_bounds_for_assign): Likewise.
12181 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12183 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
12184 * config/arm/arm-protos.h (struct tune_params): Likewise.
12185 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
12186 (cortex_a9_sched_adjust_cost): Likewise.
12187 (fa726te_sched_adjust_cost): Likewise.
12188 (arm_adjust_cost): Likewise.
12189 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
12190 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
12191 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
12192 * config/i386/i386.c (ix86_adjust_cost): Likewise.
12193 * config/ia64/ia64.c: Likewise.
12194 * config/m68k/m68k.c: Likewise.
12195 * config/mep/mep.c (mep_adjust_cost): Likewise.
12196 * config/microblaze/microblaze.c (microblaze_adjust_cost):
12198 * config/mips/mips.c (mips_adjust_cost): Likewise.
12199 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
12201 * config/pa/pa.c (pa_adjust_cost): Likewise.
12202 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
12203 (rs6000_debug_adjust_cost): Likewise.
12204 * config/sh/sh.c (sh_adjust_cost): Likewise.
12205 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
12206 (hypersparc_adjust_cost): Likewise.
12207 (sparc_adjust_cost): Likewise.
12208 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
12209 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
12210 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
12212 * config/visium/visium.c (visium_adjust_cost): Likewise.
12213 * doc/tm.texi: Regenerate.
12214 * haifa-sched.c (dep_cost_1): Adjust.
12215 * target.def: Merge adjust_cost and adjust_cost_2.
12217 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12219 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
12221 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12223 * store-motion.c (struct st_expr): Make pattern_regs a vector.
12224 (extract_mentioned_regs): Append to a vector instead of
12225 returning a rtx_expr_list.
12226 (st_expr_entry): Adjust.
12227 (free_st_expr_entry): Likewise.
12228 (store_ops_ok): Likewise.
12229 (store_killed_in_insn): Likewise.
12230 (find_moveable_store): Likewise.
12232 2016-07-28 Martin Liska <mliska@suse.cz>
12234 PR gcov-profile/68025
12235 * tree-profile.c (tree_profiling): Respect
12236 no_profile_instrument_function attribute.
12237 * doc/extend.texi: Document no_profile_instrument_function
12240 2016-07-28 Martin Liska <mliska@suse.cz>
12242 PR rtl-optimization/70944
12243 * combine.c (make_compound_operation):
12244 Do not allow make_compound_operation for vector mode
12246 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
12248 PR middle-end/71994
12249 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
12250 before calling get_ops.
12252 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
12254 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
12255 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
12256 (BITS_PER_UNIT_LOG): Remove.
12257 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
12258 * expr.c (expand_assignment): Likewise.
12259 * stor-layout.c (initialize_sizetypes): Likewise.
12261 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
12263 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
12264 signature of rs6000_expand_vector_extract so that the element
12265 number is a RTX instead of a constant integer.
12266 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
12268 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
12269 (altivec_expand_vec_ext_builtin): Likewise.
12270 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
12271 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
12272 MFVSRLD instruction.
12274 2016-07-27 David Malcolm <dmalcolm@redhat.com>
12276 * input.c (get_pure_location): Move here from tree.c.
12277 (make_location): Likewise. Add header comment.
12278 (selftest::test_accessing_ordinary_linemaps): Verify
12279 pure_location_p, make_location, get_location_from_adhoc_loc and
12280 get_range_from_loc.
12281 * input.h (get_pure_location): Move declaration here from tree.h.
12282 (get_finish): Likewise for inline function.
12283 (make_location): Likewise for declaration.
12284 * tree.c (get_pure_location): Move to input.c.
12285 (make_location): Likewise.
12286 * tree.h (get_pure_location): Move declaration to tree.h.
12287 (get_finish): Likewise for inline function.
12288 (make_location): Likewise for declaration.
12290 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12292 PR middle-end/71078
12293 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
12295 2016-07-27 David Malcolm <dmalcolm@redhat.com>
12297 * system.h (STATIC_ASSERT): Use static_assert if building
12298 with C++11 onwards.
12300 2016-07-27 Richard Biener <rguenther@suse.de>
12302 PR tree-optimization/72517
12303 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
12304 Revert change to not compute read-read dependences.
12306 2016-07-27 Richard Biener <rguenther@suse.de>
12308 * predict.c (set_even_probabilities): Make nedges unsigned.
12310 2016-07-27 Martin Liska <mliska@suse.cz>
12312 * predict.c (set_even_probabilities): Handle unlikely edges.
12313 (combine_predictions_for_bb): Likewise.
12315 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
12318 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
12319 __float128 support when we don't have hardware support, so that
12320 the IEEE built-in functions like isgreater, first call __unordkf3
12321 to make sure neither operand is a NaN, and if both operands are
12322 ordered, do the normal comparison.
12324 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
12326 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
12328 (extract_code_and_val_from_cond_with_ops): Verify that name is
12329 either cond_op0 or cond_op1.
12331 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
12333 PR tree-optimization/18046
12334 * genmodes.c (emit_mode_size_inline): Emit an assert that
12335 verifies that mode is a valid array index.
12336 (emit_mode_nuinits_inline): Likewise.
12337 (emit_mode_inner_inline): Likewise.
12338 (emit_mode_unit_size_inline): Likewise.
12339 (emit_mode_unit_precision_inline): Likewise.
12340 * tree-vrp.c: Include params.h.
12341 (find_switch_asserts): Register edge assertions for the default
12342 label which correspond to the anti-ranges of each case label.
12343 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
12344 * doc/invoke.texi: Document it.
12346 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12348 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
12349 and unnecessary call to gimple_bb.
12351 2016-07-26 Richard Biener <rguenther@suse.de>
12353 PR rtl-optimization/71984
12354 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
12357 2016-07-26 Richard Biener <rguenther@suse.de>
12359 PR middle-end/72517
12360 * expmed.c (extract_bit_field_1): Constrain the vector mode
12361 with element size matching the extraction mode size when
12362 choosing a better vector mode to do the extraction from.
12364 2016-07-26 Richard Biener <rguenther@suse.de>
12365 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12367 PR middle-end/70920
12368 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
12371 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12373 * tree-ssa-structalias.c (struct scc_info): Change types of
12374 members to auto_sbitmap and auto_vec.
12375 (scc_info::scc_info): New constructor.
12376 (scc_info::~scc_info): New destructor.
12377 (init_scc_info): Remove.
12378 (free_scc_info): Remove.
12379 (find_indirect_cycles): Adjust.
12380 (perform_var_substitution): Likewise.
12381 (free_var_substitution_info): Likewise.
12383 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12385 * tree-outof-ssa.c (struct elim_graph): Change type of members
12386 to auto_vec and auto_sbitmap.
12387 (elim_graph::elim_graph): New constructor.
12388 (delete_elim_graph): Remove.
12389 (expand_phi_nodes): Adjust.
12391 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12393 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
12394 (new_elim_graph): Adjust.
12395 (clear_elim_graph): Likewise.
12396 (delete_elim_graph): Likewise.
12397 (elim_graph_size): Likewise.
12398 (elim_graph_add_node): Likewise.
12399 (elim_graph_add_edge): Likewise.
12400 (elim_graph_remove_succ_edge): Likewise.
12401 (eliminate_name): Likewise.
12402 (eliminate_build): Likewise.
12403 (elim_forward): Likewise.
12404 (elim_unvisited_predecessor): Likewise.
12405 (elim_backward): Likewise.
12406 (elim_create): Likewise.
12407 (eliminate_phi): Likewise.
12408 (expand_phi_nodes): Likewise.
12410 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12412 * bt-load.c (compute_out): Use auto_sbitmap class.
12413 (link_btr_uses): Likewise.
12414 * cfganal.c (mark_dfs_back_edges): Likewise.
12415 (post_order_compute): Likewise.
12416 (inverted_post_order_compute): Likewise.
12417 (pre_and_rev_post_order_compute_fn): Likewise.
12418 (single_pred_before_succ_order): Likewise.
12419 * cfgexpand.c (pass_expand::execute): Likewise.
12420 * cfgloop.c (verify_loop_structure): Likewise.
12421 * cfgloopmanip.c (fix_bb_placements): Likewise.
12422 (remove_path): Likewise.
12423 (update_dominators_in_loop): Likewise.
12424 * cfgrtl.c (break_superblocks): Likewise.
12425 * ddg.c (check_sccs): Likewise.
12426 (create_ddg_all_sccs): Likewise.
12427 * df-core.c (df_worklist_dataflow): Likewise.
12428 * dse.c (dse_step3): Likewise.
12429 * except.c (eh_region_outermost): Likewise.
12430 * function.c (thread_prologue_and_epilogue_insns): Likewise.
12431 * gcse.c (prune_expressions): Likewise.
12432 (prune_insertions_deletions): Likewise.
12433 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
12434 * graph.c (draw_cfg_nodes_no_loops): Likewise.
12435 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
12436 * lcm.c (compute_earliest): Likewise.
12437 (compute_farthest): Likewise.
12438 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
12439 (unroll_loop_runtime_iterations): Likewise.
12440 (unroll_loop_stupid): Likewise.
12441 * lower-subreg.c (decompose_multiword_subregs): Likewise.
12442 * lra-lives.c: Likewise.
12443 * lra.c (lra): Likewise.
12444 * modulo-sched.c (schedule_reg_moves): Likewise.
12445 (optimize_sc): Likewise.
12446 (get_sched_window): Likewise.
12447 (sms_schedule_by_order): Likewise.
12448 (check_nodes_order): Likewise.
12449 (order_nodes_of_sccs): Likewise.
12450 (order_nodes_in_scc): Likewise.
12451 * recog.c (split_all_insns): Likewise.
12452 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
12453 * reload1.c (reload): Likewise.
12454 * sched-rgn.c (haifa_find_rgns): Likewise.
12455 (split_edges): Likewise.
12456 (compute_trg_info): Likewise.
12457 * sel-sched.c (init_seqno): Likewise.
12458 * store-motion.c (remove_reachable_equiv_notes): Likewise.
12459 * tree-into-ssa.c (update_ssa): Likewise.
12460 * tree-ssa-live.c (live_worklist): Likewise.
12461 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
12462 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12464 (try_peel_loop): Likewise.
12465 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12467 * tree-ssa-pre.c (compute_antic): Likewise.
12468 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
12469 * tree-stdarg.c (reachable_at_most_once): Likewise.
12470 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
12471 * var-tracking.c (vt_find_locations): Likewise.
12473 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12475 * sbitmap.h (auto_sbitmap): New class.
12477 2016-07-26 Alan Modra <amodra@gmail.com>
12480 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
12483 2016-07-25 David Malcolm <dmalcolm@redhat.com>
12485 * input.c (selftest::temp_source_file::temp_source_file): Fix
12486 missing "%s" in fprintf.
12488 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
12490 PR middle-end/71732
12491 * cselib.c (cselib_process_insn): Invalidate argument slots for
12494 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12496 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
12497 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
12498 vmulxh_lane_f16, vmulxh_laneq_f16): New.
12500 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12502 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12503 * config/aarch64/aarch64.md (fma, fnma): Support HF.
12504 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
12506 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12508 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12509 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
12511 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
12512 (add<mode>3): Likewise.
12513 (sub<mode>3): Likewise.
12514 (mul<mode>3): Likewise.
12515 (div<mode>3): Likewise.
12516 (*div<mode>3): Likewise.
12517 (<fmaxmin><mode>3): Extend to HF.
12518 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
12519 (fabd<mode>3): Likewise.
12520 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
12521 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
12522 (aarch64_fmulx<mode>): Likewise.
12523 (aarch64_fac<optab><mode>): Likewise.
12524 (aarch64_frecps<mode>): Likewise.
12525 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
12526 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
12527 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
12528 (VSDQ_HSDI): Support HI.
12529 (fcvt_target, FCVT_TARGET): Likewise.
12530 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
12531 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
12532 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
12533 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
12534 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
12535 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
12536 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
12537 vrsqrtsh_f16): New.
12539 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12541 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
12542 * config/aarch64/aarch64-builtins.c (hi_UP): New.
12543 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12544 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
12546 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
12547 (aarch64_cm<optab><mode>): Likewise.
12548 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
12549 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
12550 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
12551 (sqrt<mode>2): Likewise.
12552 (*sqrt<mode>2): Likewise.
12553 (abs<mode>2): Likewise.
12554 (<optab><mode>hf2): New pattern for HF mode.
12555 (<optab>hihf2): Likewise.
12556 * config/aarch64/arm_neon.h: Include arm_fp16.h.
12557 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
12558 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
12560 * config/aarch64/arm_fp16.h: New file.
12561 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
12562 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
12563 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
12564 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
12565 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
12566 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
12567 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
12568 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
12569 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
12570 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
12571 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
12572 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
12575 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12577 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
12578 reduc_smin_scal_): Use VDQIF_F16.
12579 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
12580 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
12582 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
12583 * config/aarch64/iterators.md (VDQIF_F16): New.
12584 (vp): Support HF modes.
12585 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
12586 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
12588 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12590 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
12591 "*aarch64_mulx_elt_from_dup<mode>".
12592 (*aarch64_mul3_elt<mode>): Update schedule type.
12593 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
12594 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
12595 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
12596 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
12597 (f, fp): Support HF modes.
12598 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
12599 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
12600 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
12601 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
12602 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
12603 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
12605 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12607 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12608 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
12610 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
12613 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12615 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12616 * config/aarch64/aarch64-simd.md
12617 (aarch64_rsqrts<mode>): Extend to HF modes.
12618 (fabd<mode>3): Likewise.
12619 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
12620 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
12621 (aarch64_<maxmin_uns>p<mode>): Likewise.
12622 (<su><maxmin><mode>3): Likewise.
12623 (<maxmin_uns><mode>3): Likewise.
12624 (<fmaxmin><mode>3): Likewise.
12625 (aarch64_faddp<mode>): Likewise.
12626 (aarch64_fmulx<mode>): Likewise.
12627 (aarch64_frecps<mode>): Likewise.
12628 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
12629 (add<mode>3): Extend to HF modes.
12630 (sub<mode>3): Likewise.
12631 (mul<mode>3): Likewise.
12632 (div<mode>3): Likewise.
12633 (*div<mode>3): Likewise.
12634 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
12636 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
12637 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
12638 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
12639 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
12640 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
12641 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
12642 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
12643 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
12644 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
12645 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
12646 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
12647 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
12648 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
12649 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
12651 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12653 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
12654 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
12655 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
12656 (neg<mode>2): Likewise.
12657 (abs<mode>2): Likewise.
12658 (<frint_pattern><mode>2): Likewise.
12659 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
12660 (<optab><VDQF:mode><fcvt_target>2): Likewise.
12661 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
12662 (ftrunc<VDQF:mode>2): Likewise.
12663 (<optab><fcvt_target><VDQF:mode>2): Likewise.
12664 (sqrt<mode>2): Likewise.
12665 (*sqrt<mode>2): Likewise.
12666 (aarch64_frecpe<mode>): Likewise.
12667 (aarch64_cm<optab><mode>): Likewise.
12668 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
12670 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
12671 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
12673 * config/aarch64/arm_neon.h (vdup_n_f16): New.
12674 (vdupq_n_f16): Likewise.
12675 (vld1_dup_f16): Use vdup_n_f16.
12676 (vld1q_dup_f16): Use vdupq_n_f16.
12677 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
12678 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
12679 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
12680 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
12681 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
12682 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
12683 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
12684 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
12685 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
12686 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
12687 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
12688 vsqrt_f16, vsqrtq_f16): New.
12690 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12692 * config/aarch64/aarch64-simd.md
12693 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
12694 (aarch64_ext<mode>): Likewise.
12695 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
12696 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
12697 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
12699 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
12701 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
12702 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
12703 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
12704 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
12705 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
12706 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
12707 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
12709 (vmov_n_f16): Reimplement using vdup_n_f16.
12710 (vmovq_n_f16): Reimplement using vdupq_n_f16..
12712 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12714 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
12715 "frame_related_p". Generate CFA annotation when it's necessary.
12716 (aarch64_expand_prologue): Use aarch64_add_constant.
12717 (aarch64_expand_epilogue): Likewise.
12718 (aarch64_output_mi_thunk): Pass "false" when calling
12719 aarch64_add_constant.
12721 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12723 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
12726 2016-07-25 Jiong Wang <jiong.wang@arm.com>
12728 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
12729 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
12730 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
12731 (aarch64_build_constant): Delete.
12733 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
12736 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
12738 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
12739 flag_toplevel_reorder.
12741 2016-07-25 Richard Biener <rguenther@suse.de>
12743 * cgraph.c (cgraph_node::verify_node): Compare against builtin
12744 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
12745 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
12746 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
12747 (streamer_get_builtin_tree): Likewise.
12748 (streamer_write_builtin): Likewise.
12749 * lto-streamer.h (LTO_builtin_decl): Remove.
12750 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
12751 (lto_input_scc): Remove LTO_builtin_decl handling.
12752 (lto_input_tree_1): Liekwise.
12753 * lto-streamer-out.c (lto_output_tree_1): Remove special
12754 handling of builtins.
12755 (DFS::DFS): Likewise.
12756 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
12757 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
12759 (streamer_write_builtin): Remove.
12761 2016-07-25 Martin Liska <mliska@suse.cz>
12763 * lto-cgraph.c (input_symtab): Don't call get_working_sets
12764 if flag_auto_profile is set to true.
12766 2016-07-25 Martin Liska <mliska@suse.cz>
12768 PR gcov-profile/71868
12769 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
12770 have a function with multiple latches, count them all.
12772 2016-07-25 Martin Liska <mliska@suse.cz>
12774 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
12776 2016-07-25 Martin Liska <mliska@suse.cz>
12778 PR tree-optimization/71987
12779 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
12780 just for SSA_NAMEs. Fix GNU coding style.
12782 2016-07-25 Martin Liska <mliska@suse.cz>
12784 PR gcov-profile/64874
12785 * gcov-io.h: Update command about file format.
12786 * gcov-iov.c (main): Adapt the numbering scheme.
12788 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12790 PR middle-end/66726
12791 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
12792 whose result is used in PHI.
12793 (final_range_test_p): Likewise.
12794 (maybe_optimize_range_tests): Likewise.
12796 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12798 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12799 Reformat two multi-line strings.
12801 2016-07-22 Martin Sebor <msebor@redhat.com>
12803 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
12805 2016-07-22 Martin Sebor <msebor@redhat.com>
12808 * doc/extend.texi (Compound Literals): Correct and clarify.
12809 (Cast to Union): Same.
12811 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
12813 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
12814 comments to explain why certain error messages make mention of
12815 undocumented options.
12816 (rs6000_invalid_builtin): Change error messages to replace mention
12817 of undocumented options with mention of the -mcpu=power9 option
12818 that enables those undocumented options.
12819 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
12820 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
12821 definition of this macro to correct an existing error.
12822 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
12823 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
12824 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
12825 descriptions of built-in functions so that they depend on
12826 -mcpu=power9 instead of on the corresponding undocumented flags.
12827 * doc/invoke.texi (Option Summary): Remove all mention of newly
12828 undocumented flags.
12829 (IBM RS/6000 and PowerPC Options): Likewise.
12830 * doc/md.texi (Constraints for Particuliar Machines): Remove all
12831 mention of newly undocumented flags.
12833 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
12835 * ipa-cp.c (determine_versionability): Do not create constprop clones,
12836 when target_clones attribute is set.
12838 2016-07-22 Bin Cheng <bin.cheng@arm.com>
12840 * common.opt (funsafe-loop-optimizations): Mark ignore.
12841 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
12842 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
12844 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
12845 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
12847 2016-07-22 Bin Cheng <bin.cheng@arm.com>
12849 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
12851 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
12853 (number_of_iterations_exit): Warn missed loop optimization for
12854 possible infinite loops.
12856 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
12859 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
12860 when to emit a ".machine" pseudo-op.
12862 2016-07-22 Martin Liska <mliska@suse.cz>
12864 PR gcov-profile/69028
12865 PR gcov-profile/62047
12866 * coverage.c (coverage_compute_lineno_checksum): Do not
12867 calculate checksum for fns w/o xloc.file.
12868 (coverage_compute_profile_id): Likewise.
12870 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
12872 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
12873 (avr_secondary_reload): ...and implementation.
12874 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
12875 * config/avr/avr.md (reload_in<mode>): Remove insns.
12876 (adjust_len) [lpm]: Remove insn attribute value.
12877 * config/avr/predicates.md (flash_operand): Remove insn predicate.
12879 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12881 PR middle-end/71876
12882 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
12884 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
12885 * calls.c (special_function_p): Remove the special handling of the
12886 "__builtin_" prefix.
12888 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12890 PR middle-end/71876
12891 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
12892 if STMT may be an alloca call.
12893 (gimple_alloca_call_p, alloca_call_p): Return only true for the
12894 builtin alloca call.
12895 * calls.h (gimple_maybe_alloca_call_p): New function.
12896 * tree-inline.c (inline_forbidden_p_stmt): Use
12897 gimple_maybe_alloca_call_p here.
12899 2016-07-21 David Malcolm <dmalcolm@redhat.com>
12901 * spellcheck-tree.c (best_macro_match::best_macro_match):
12902 Explictly specify the template arguments when invoking the base
12903 class constructor, to help older C++ compilers.
12905 2016-07-21 Jakub Jelinek <jakub@redhat.com>
12908 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
12909 before builtin_decl_implicit.
12911 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
12913 * optabs.c (emit_condiitonal_move): Short circuit for identical
12916 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
12918 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
12919 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
12920 (noce_conversion_profitable_p): New.
12921 (noce_try_store_flag_constants): Use it.
12922 (noce_try_addcc): Likewise.
12923 (noce_try_store_flag_mask): Likewise.
12924 (noce_try_cmove): Likewise.
12925 (noce_try_cmove_arith): Likewise.
12926 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
12928 (noce_convert_multiple_sets): Move cost model to here, from...
12929 (bb_ok_for_noce_convert_multiple_sets) ...here.
12930 (noce_process_if_block): Update calls for above changes.
12931 (noce_find_if_block): Record new noce_if_info parameters.
12933 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
12935 * target.def (max_noce_ifcvt_seq_cost): New.
12936 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
12937 * doc/tm.texi: Regenerate.
12938 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
12939 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
12940 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
12941 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
12942 * doc/invoke.texi: Document new params.
12944 2016-07-21 Richard Biener <rguenther@suse.de>
12946 PR tree-optimization/71947
12947 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
12948 ranges have useful limit_vr information.
12950 2016-07-21 Richard Biener <rguenther@suse.de>
12952 * function-tests.c (build_trivial_generic_function): Set
12953 BLOCK_SUPERCONTEXT of DECL_INITIAL.
12954 * omp-low.c (create_omp_child_function): Likewise.
12955 (grid_expand_target_grid_body): Likewise.
12956 * cgraphunit.c (init_lowered_empty_function): Likewise.
12957 (cgraph_node::expand_thunk): Likewise.
12958 * tree-parloops.c (create_loop_fn): Likewise.
12959 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
12961 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12963 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
12966 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
12968 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
12969 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
12970 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
12971 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
12972 values for insn attribute.
12973 * config/avr/avr.c (avr_out_insert_notbit): New function.
12974 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
12975 ADJUST_LEN_INSV_NOTBIT_0/_7.
12976 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
12978 2016-07-21 Bin Cheng <bin.cheng@arm.com>
12980 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
12981 (chrec_convert_1, chrec_convert): Ditto.
12982 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
12983 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
12984 * tree-vrp.c (adjust_range_with_scev): Ditto.
12985 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
12986 (scev_var_range_cant_overflow): New function.
12987 (scev_probably_wraps_p): New parameter. Call above function.
12988 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
12990 2016-07-21 Bin Cheng <bin.cheng@arm.com>
12992 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
12993 by removing computation of may_be_zero.
12995 2016-07-21 Jakub Jelinek <jakub@redhat.com>
12997 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
12999 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
13001 Improving concepts performance and diagnostics.
13002 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
13003 for constraint satisfaction and subsumption.
13004 * timevar.h (auto_timevar): New constructor that matches the push/pop
13005 pattern of usage in pt.c.
13007 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
13009 * hwint.h (HOST_WIDE_INT_0): New define.
13010 (HOST_WIDE_INT_0U): Ditto.
13011 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
13012 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
13013 * simplify-rtx.c: Ditto.
13014 * tree-object-size.c: Ditto.
13016 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13018 * config/s390/s390.c (s390_encode_section_info): Remove mode size
13021 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
13023 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
13024 * combine.c: Use HOST_WIDE_INT_M1U instead of
13025 ~(unsigned HOST_WIDE_INT) 0.
13026 * double-int.h: Ditto.
13028 * dwarf2asm.c:Ditto.
13030 * genmodes.c: Ditto.
13032 * read-rtl.c: Ditto.
13033 * tree-ssa-loop-ivopts.c: Ditto.
13034 * tree-ssa-loop-prefetch.c: Ditto.
13035 * tree-vect-generic.c: Ditto.
13036 * tree-vect-patterns.c: Ditto.
13039 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
13041 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
13042 constant addresses outside [0,0xc0] into a register.
13043 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
13044 cases where the base address register is unused after.
13045 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
13046 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
13047 (avr_out_store_psi_reg_disp_tiny): Same.
13049 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
13051 Implement attribute progmem on reduced Tiny cores by adding
13052 flash offset 0x4000 to respective symbols.
13055 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
13056 documentation how it works on reduced Tiny cores.
13057 (AVR Named Address Spaces): No support for reduced Tiny.
13058 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
13059 (avr_address_tiny_pm_p): New static function.
13060 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
13061 if the address is in progmem.
13062 (avr_assemble_integer): Same.
13063 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
13064 for symbol_ref in progmem.
13065 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
13066 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
13067 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
13069 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
13071 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
13072 * configure: Regenerate.
13073 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
13074 (USE_THIN_ARCHIVES): New variable.
13075 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
13076 this archive as a thin archive.
13078 2016-07-20 David Malcolm <dmalcolm@redhat.com>
13080 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
13081 same location as last time, don't skip if we have fix-it hints.
13082 Clarify the skipping logic by converting it from one "if" clause
13083 to repeated "if" clauses.
13084 * spellcheck-tree.c: Include "cpplib.h".
13085 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
13086 (best_macro_match::best_macro_match): New constructor.
13087 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
13088 Move here from c/c-decl.c.
13089 (class best_macro_match): Move here from c/c-decl.c, converting
13090 from a typedef to a subclass, gaining a ctor.
13092 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
13094 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
13095 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
13097 (avr_addr_space_diagnose_usage): ...and implementation.
13098 (avr_addr_space_supported_p): New function.
13099 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
13100 report bad address space usage if that space is supported.
13101 (avr_insert_attributes): Same. No more complain about unsupported
13103 * config/avr/avr-c.c (tm_p.h): Include it.
13104 (avr_cpu_cpp_builtins): Only define addr-space related built-in
13105 macro if avr_addr_space_supported_p.
13107 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
13109 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
13110 flag_toplevel_reorder.
13112 2016-07-20 David Malcolm <dmalcolm@redhat.com>
13114 * gcc-rich-location.c
13115 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
13117 * gcc-rich-location.h
13118 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
13120 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
13122 * target.def (addr_space): Add new diagnose_usage to hook vector.
13123 * targhooks.c (default_addr_space_diagnose_usage): Add default
13124 implementation and...
13125 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
13126 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
13127 is some address space, call targetm.addr_space.diagnose_usage.
13128 * doc/tm.texi.in (Named Address Spaces): Add anchor for
13129 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
13130 * doc/tm.texi: Regenerate.
13132 2016-07-20 Martin Liska <mliska@suse.cz>
13134 PR middle-end/71898
13135 * graphite-isl-ast-to-gimple.c (later_of_the_two):
13136 Properly handly PHI stmts.
13138 2016-07-20 Bin Cheng <bin.cheng@arm.com>
13140 PR tree-optimization/71503
13141 PR tree-optimization/71683
13142 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
13145 2016-07-20 Martin Liska <mliska@suse.cz>
13147 * doc/invoke.texi (-fipa-ra): Document when the option is
13148 disabled. Fix a typo.
13150 2016-07-20 Martin Liska <mliska@suse.cz>
13152 * Makefile.in: Include fibonacci_heap.c
13153 * fibonacci_heap.c: New file.
13154 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
13155 (fibonacci_heap::union_with): Fix deletion of the second heap.
13156 * selftest-run-tests.c (selftest::run_tests): Incorporate
13157 fibonacci heap tests.
13158 * selftest.h: Declare fibonacci_heap_c_tests.
13160 2016-07-20 Martin Liska <mliska@suse.cz>
13162 * selftest-run-tests.c (selftest::run_tests): New function.
13163 * selftest.h (sreal_c_tests): Declare.
13164 * sreal.c (sreal_verify_basics): New function.
13165 (verify_aritmetics): Likewise.
13166 (sreal_verify_arithmetics): Likewise.
13167 (verify_shifting): Likewise.
13168 (sreal_verify_shifting): Likewise.
13169 (void sreal_c_tests): Likewise.
13171 2016-07-19 Jakub Jelinek <jakub@redhat.com>
13173 PR rtl-optimization/71916
13174 * cfgrtl.c (contains_no_active_insn_p): Return false also for
13175 bb which have a single succ fake edge.
13177 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
13180 * dwarf2out.c (gen_subprogram_die): Only call
13181 gen_unspecified_parameters_die while dumping early dwarf.
13183 2016-07-19 Jakub Jelinek <jakub@redhat.com>
13185 PR middle-end/71874
13186 * gimple-fold.c (fold_builtin_memory_op): Use
13187 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
13189 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
13191 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
13192 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
13193 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
13194 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
13195 * combine.c: Ditto.
13198 * double-int.c: Ditto.
13200 * dwarf2out.c: Ditto.
13203 * fold-const.c: Ditto.
13204 * function.c: Ditto.
13206 * genmodes.c: Ditto.
13210 * loop-doloop.c: Ditto.
13211 * loop-invariant.c: Ditto.
13212 * loop-iv.c: Ditto.
13217 * rtlanal.c: Ditto.
13218 * simplify-rtx.c: Ditto.
13219 * stor-layout.c: Ditto.
13221 * tree-ssa-loop-ivopts.c: Ditto.
13222 * tree-vect-generic.c: Ditto.
13223 * tree-vect-patterns.c: Ditto.
13228 * wide-int-print.cc: Ditto.
13229 * wide-int.cc: Ditto.
13230 * wide-int.h: Ditto.
13232 2016-07-19 David Malcolm <dmalcolm@redhat.com>
13234 * selftest.c (selftest::assert_streq): Handle NULL values of
13235 val_actual and val_expected.
13237 2016-07-19 Martin Jambor <mjambor@suse.cz>
13240 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
13241 rather than cgraph_create_node to get a call graph node.
13243 2016-07-19 Richard Biener <rguenther@suse.de>
13245 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
13246 handle all tcc_constant bases and valueize SSA names.
13247 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
13248 tcc_constant bases.
13250 2016-07-19 David Malcolm <dmalcolm@redhat.com>
13252 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
13253 the flags of the exit block and bb2, not just the entry block.
13255 2016-07-19 Richard Biener <rguenther@suse.de>
13257 PR tree-optimization/71901
13258 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
13259 align member, group stuff with the bitfield.
13260 (vn_ref_op_align_unit): New inline.
13261 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
13262 record element alignment and operand 3 unchanged.
13263 (ao_ref_init_from_vn_reference): Adjust.
13264 (valueize_refs_1): Likewise.
13265 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
13267 2016-07-19 Richard Biener <rguenther@suse.de>
13269 PR tree-optimization/71908
13270 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
13271 symbolic constants in a more reliable way.
13273 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
13275 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
13277 (vect_update_inits_of_drs): Likewise.
13278 (vect_create_cond_for_alias_checks): Likewise.
13279 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
13281 2016-07-19 Richard Biener <rguenther@suse.de>
13284 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
13285 with an abstract origin that is not an inlined function outer
13286 scope add a self-reference as abstract origin.
13287 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
13289 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13292 * config/rs6000/rs6000.c (rs6000_function_value): Fix
13293 unintentional System V.4 structure return breakage for structures
13294 with a single floating point element.
13296 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
13298 PR tree-optimization/71734
13299 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
13300 contains REF, use it to check safelen, assume that safelen value
13301 must be greater 1, fix style.
13302 (ref_indep_loop_p_2): Add REF_LOOP argument.
13303 (ref_indep_loop_p): Pass LOOP as additional argument to
13304 ref_indep_loop_p_2.
13306 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
13308 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
13309 allocation in the prologue.
13310 * explow.c (get_dynamic_stack_base): New function to return an address
13311 expression for the dynamic stack base.
13312 (get_dynamic_stack_size): New function to do the required dynamic stack
13313 space size calculations.
13314 (allocate_dynamic_stack_space): Use new functions.
13315 (align_dynamic_address): Move some code from
13316 allocate_dynamic_stack_space to new function.
13317 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
13319 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13321 * config/s390/s390.c (s390_encode_section_info): Always set
13322 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
13325 2016-07-18 Richard Biener <rguenther@suse.de>
13327 PR tree-optimization/71893
13328 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
13329 for sizetype cast added by array_ref_element_size.
13330 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13332 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
13334 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
13335 register parameters. Remove code to initialize argument pointer
13336 on TARGET_64BIT. Optimize call to _mcount when it can be reached
13337 using a pc-relative branch. Cleanup conditional code.
13338 * config/pa/pa.md (call_mcount): New expander.
13339 (call_mcount_nonpic): New insn.
13340 (call_mcount_pic): New insn and split.
13341 (call_mcount_pic_post_reload): New insn.
13342 (call_mcount_64bit): New insn and split.
13343 (call_mcount_64bit_post_reload): New insn.
13345 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
13347 * config/avr/predicates.md (const_m255_to_m1_operand): New.
13348 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
13349 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
13350 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
13351 (*usum_widenqihi3, *udiff_widenqihi3)
13352 (*addhi3_zero_extend.const): New combiner insns.
13353 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
13354 just 1 bit is affected.
13355 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
13356 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
13358 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
13360 * omp-low.c (lower_omp_target): Mark data clauses with
13361 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
13362 zero-length subarrays.
13364 2016-07-15 Richard Biener <rguenther@suse.de>
13366 PR tree-optimization/71881
13367 * tree-loop-distribution.c (destroy_loop): Remove blocks in
13368 reverse DOM order to make debug temp generation happy.
13370 2016-07-15 Richard Biener <rguenther@suse.de>
13372 PR tree-optimization/71887
13373 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
13374 verify it is not zero for division / modulo handling.
13375 (value_replacement): Adjust.
13377 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
13378 Julian Brown <julian@codesourcery.com>
13380 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
13381 * config/aarch64/aarch64-cost-tables.h
13382 (vulcan_extra_costs): New variable.
13383 * config/aarch64/aarch64.c
13384 (vulcan_addrcost_table): Likewise.
13385 (vulcan_regmove_cost): Likewise.
13386 (vulcan_vector_cost): Likewise.
13387 (vulcan_branch_cost): Likewise.
13388 (vulcan_tunings): Likewise.
13390 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
13392 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
13393 (output_in_order): Loop over undefined variables too. Output them
13394 via assemble_undefined_decl. Skip variables that correspond to hard
13395 registers or have value-exprs.
13396 * varpool.c (symbol_table::output_variables): Handle undefined
13397 variables together with defined ones.
13399 2016-07-15 Richard Biener <rguenther@suse.de>
13401 * tree-ssa-pre.c (get_representative_for): Make sure to return
13402 the value number of SSA names.
13403 (phi_translate_1): get_representative_for cannot return NULL.
13404 (do_pre_regular_insertion): Remove redundant call to
13405 fully_constant_expression.
13406 (do_pre_partial_partial_insertion): Likewise.
13408 2016-07-15 Bin Cheng <bin.cheng@arm.com>
13410 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
13411 (derive_simple_iv_with_niters): New function.
13412 (simple_iv): Rewrite using simple_iv_with_niters.
13413 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
13414 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
13416 (number_of_iterations_exit): Rewrite using above function.
13417 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
13420 2016-07-15 Richard Biener <rguenther@suse.de>
13422 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
13423 vec_construct cost.
13425 2016-07-14 Jakub Jelinek <jakub@redhat.com>
13427 PR tree-optimization/71872
13428 * tree-data-ref.c (get_references_in_stmt): Ignore references
13429 with is_gimple_constant get_base_address.
13431 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
13433 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
13434 (TARGET_HAVE_LDACQD): New macro.
13435 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
13436 than TARGET_HAVE_LDACQ.
13437 (arm_load_acquire_exclusivedi): Likewise.
13438 (arm_store_release_exclusivedi): Likewise.
13440 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
13442 PR rtl-optimization/71878
13443 * lra-constraints.c (match_reload): Pass information about other
13444 output operands. Create new unique register value if matching input
13445 operand shares same register value as output operand being considered.
13446 (curr_insn_transform): Record output operands already processed.
13448 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13451 PR tree-optimization/70923
13452 * tree-vect-patterns.c: Include mult-synthesis.h.
13453 (target_supports_mult_synth_alg): New function.
13454 (synth_lshift_by_additions): Likewise.
13455 (apply_binop_and_append_stmt): Likewise.
13456 (vect_synth_mult_by_constant): Likewise.
13457 (target_has_vecop_for_code): Likewise.
13458 (vect_recog_mult_pattern): Use above functions to synthesize vector
13459 multiplication by integer constants.
13461 2016-07-14 Alan Modra <amodra@gmail.com>
13463 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
13464 gpr alternatives. Correct '*' placement on Y,r alternative.
13465 Add '*' on operand 1 of r,r alternative.
13467 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13469 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
13470 * expmed.h: ... Here.
13472 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
13474 * gimple.h (stmt_can_terminate_bb_p): New function.
13475 * tree-cfg.c (need_fake_edge_p): Rename to ...
13476 (stmt_can_terminate_bb_p): ... this; return true if stmt can
13477 throw external; handle const and pure calls.
13478 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
13480 2016-07-14 Richard Biener <rguenther@suse.de>
13482 PR tree-optimization/71866
13483 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
13484 (do_hoist_insertion): Avoid endless recursion when we
13485 didn't insert anything because we managed to simplify
13486 things down to a constant or SSA name.
13487 (fully_constant_expression): Re-write in terms of ...
13488 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
13489 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
13490 vn_nary_build_or_lookup_1.
13491 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
13492 (vn_nary_build_or_lookup): ... this which now wraps it.
13494 2016-07-14 Alan Modra <amodra@gmail.com>
13497 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
13498 with p9_vector override before power9-dform override.
13500 2016-07-13 Andi Kleen <ak@linux.intel.com>
13502 * value-prof.c (gimple_value_profile_transformations): Don't run
13503 when auto_profile is on.
13505 2016-07-13 Andi Kleen <ak@linux.intel.com>
13507 * auto-profile.c (update_inlined_ind_target,
13508 afdo_indirect_call): Print information to dump file.
13510 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
13512 * genrecog.c (special_predicate_operand_p): New function.
13513 (predicate_name): Move function.
13514 (validate_pattern): Don't warn about missing mode for all
13515 define_special_predicate predicates.
13517 2016-07-13 Bin Cheng <bin.cheng@arm.com>
13519 * tree-vect-data-refs.c (vect_no_alias_p): New function.
13520 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
13521 resolve alias checks which are known at compilation time.
13522 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
13523 alias checks are resolved. Move dump info for too many runtime
13524 alias checks to here...
13525 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
13527 2016-07-13 Richard Biener <rguenther@suse.de>
13529 PR tree-optimization/24574
13530 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
13531 position and add shift, rotate, divison and modulo support
13533 (value_replacement): Pass in argument position to absorbing_element_p.
13535 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
13538 * ipa-inline-transform.c (inline_call): Support
13539 instrumented thunks.
13541 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
13543 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
13544 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
13546 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
13547 Baseline. Make initial alternative TARGET_32BIT only.
13548 (udivsi3): Likewise.
13549 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
13550 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
13553 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
13555 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
13556 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
13557 availability with TARGET_HAVE_MOVT.
13558 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
13559 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
13560 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
13562 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
13563 extra instruction if MOVW is available. Use a cost variable
13564 incremented by COSTS_N_INSNS (1) when the condition match rather than
13565 returning an arithmetic expression based on COSTS_N_INSNS. Make
13566 constant with bottom half word zero cost 2 instruction if MOVW is
13568 * config/arm/arm.md (define_attr "arch"): Add v8mb.
13569 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
13570 target is ARMv8-M Baseline.
13571 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
13572 (arm_movtas_ze): Likewise.
13573 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
13574 alternative for constants satisfying j constraint.
13575 (thumb1_movsi_insn): Likewise.
13576 (movsi splitter for K alternative): Tighten condition to not trigger
13577 if movt is available and j constraint is satisfied.
13578 (Pe immediate splitter): Likewise.
13579 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
13580 constant fitting in an halfword to use MOVW.
13581 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
13584 2016-07-13 Richard Biener <rguenther@suse.de>
13586 PR middle-end/71104
13587 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
13588 gimplifying the LHS. Make sure to gimplify a returning twice
13589 call LHS without using SSA names.
13591 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13593 * tree-data-ref.c (find_data_references_in_stmt): Remove
13594 unnecessary call to vec::release.
13595 (graphite_find_data_references_in_stmt): Likewise.
13596 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
13597 * tree-vect-stmts.c (vectorizable_condition): Likewise.
13599 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13601 * cfgexpand.c (expand_used_vars): Make the type of a local
13603 * genmatch.c (lower_for): Likewise.
13604 * haifa-sched.c (haifa_sched_init): Likewise.
13605 (add_to_speculative_block): Likewise.
13606 (create_check_block_twin): Likewise.
13607 * predict.c (handle_missing_profiles): Likewise.
13608 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
13609 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
13610 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
13612 (maybe_lower_iteration_bound): Likewise.
13613 * tree-ssa-sccvn.c (DFS): Likewise.
13614 * tree-stdarg.c (reachable_at_most_once): Likewise.
13615 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
13616 (vectorizable_store): Likewise.
13618 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13620 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
13621 (sccvn_dom_walker): make cond_stack an auto_vec.
13623 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13625 * ree.c (struct ext_state): Make type of members auto_vec.
13626 (find_and_remove_re): Adjust.
13628 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13630 * cfgexpand.c (struct stack_vars_data): Make type of fields
13632 (expand_used_vars): Adjust.
13634 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13636 * ipa.c (record_cdtor_fn): Adjust.
13637 (build_cdtor_fns): Likewise.
13638 (ipa_cdtor_merge): Make static_ctors and static_dtors local
13641 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13643 * genextract.c (struct accum_extract): Add constructor and make
13645 (gen_insn): Adjust.
13647 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13649 * tree.c (struct free_lang_data_d): Add constructor and change
13650 types of members to ones that automatically manage resources.
13651 (fld_worklist_push): Adjust.
13652 (find_decls_types): Likewise.
13653 (find_decls_types_in_eh_region): Likewise.
13654 (free_lang_data_in_cgraph): Stop manually creating and
13655 destroying members of free_lang_data_d.
13657 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
13659 PR rtl-optimization/68961
13660 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
13661 peephole variant. Use sse_reg_operand predicates.
13663 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
13665 * config/i386/predicates.md (x86_64_immediate_operand)
13666 <case CONST_INT>: Remove unneeded truncation to DImode.
13667 <case CONST>: Ditto.
13668 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
13670 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13673 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
13674 The xxperm and xxpermr instructions require that the 2nd input
13675 operand overlap with the output operand, and not the 1st.
13676 (altivec_vperm_v8hiv16qi): Likewise.
13677 (altivec_vperm_<mode>_uns_internal): Likewise.
13678 (altivec_vpermr_<mode>_internal): Likewise.
13679 (vperm_v8hiv4si): Likewise.
13680 (vperm_v16qiv8hi): Likewise.
13682 2016-07-12 Nathan Sidwell <nathan@acm.org>
13684 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
13685 when -mno-pic-data-is-text-relative is in effect, by default.
13686 * doc/invoke.texi (mpic-data-is-text-relative): Document new
13687 behavior and clarify.
13689 2016-07-12 Martin Liska <mliska@suse.cz>
13691 * params.def: Add avg-loop niter.
13692 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
13693 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
13694 * doc/invoke.texi: Document the new parameter.
13696 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13698 PR middle-end/71700
13699 * expr.c (store_constructor): Mask sign-extended bits when widening
13700 sub-word constructor element at the start of a word.
13702 2016-07-12 Martin Liska <mliska@suse.cz>
13704 * Makefile.in: Append rule for params-options.h.
13705 * params-options.h: New file.
13707 2016-07-12 Martin Liska <mliska@suse.cz>
13709 * ira-build.c (mark_loops_for_removal): Properly iterate
13712 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
13713 Richard Biener <rguenther@suse.de>
13715 PR tree-optimization/23286
13716 PR tree-optimization/70159
13717 * doc/invoke.texi: Document -fcode-hoisting.
13718 * common.opt (fcode-hoisting): New flag.
13719 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
13720 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
13721 (do_regular_insertion): Rename to ...
13722 (do_pre_regular_insertion): ... this and amend general comments
13723 on insertion strathegy.
13724 (do_partial_partial_insertion): Rename to ...
13725 (do_pre_partial_partial_insertion): ... this.
13726 (do_hoist_insertion): New function.
13727 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
13728 and call do_hoist_insertion properly.
13730 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
13731 (pass_pre::execute): Register hoist_insert stats.
13733 2016-07-12 Jakub Jelinek <jakub@redhat.com>
13735 PR middle-end/71716
13736 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
13737 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
13738 is different from mode's bitsize. Small cleanup.
13740 2016-07-12 Richard Biener <rguenther@suse.de>
13742 PR rtl-optimization/68961
13743 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
13744 to simplify to a non-constant.
13746 2016-07-11 Jakub Jelinek <jakub@redhat.com>
13748 PR middle-end/71758
13749 * omp-low.c (expand_omp_target): Gimplify device.
13751 PR tree-optimization/71823
13752 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
13753 to get vec_oprnds2 from op2.
13755 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
13757 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
13758 Hoist common subexpressions.
13759 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
13761 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
13764 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
13765 prevent generation of 'stxsiwx' on pre Power8 hardware.
13767 2016-07-11 David Malcolm <dmalcolm@redhat.com>
13769 * input.c: Include cpplib.h.
13770 (selftest::temp_source_file): New class.
13771 (selftest::temp_source_file::temp_source_file): New ctor.
13772 (selftest::temp_source_file::~temp_source_file): New dtor.
13773 (selftest::should_have_column_data_p): New function.
13774 (selftest::test_should_have_column_data_p): New function.
13775 (selftest::temp_line_table): New class.
13776 (selftest::temp_line_table::temp_line_table): New ctor.
13777 (selftest::temp_line_table::~temp_line_table): New dtor.
13778 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
13779 it to create a temp_line_table.
13780 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
13781 locations that are known to have column data.
13782 (selftest::line_table_case): New struct.
13783 (selftest::test_reading_source_line): Move tempfile handling
13784 to class temp_source_file.
13785 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
13786 (selftest::assert_token_loc_eq): New function.
13787 (ASSERT_TOKEN_LOC_EQ): New macro.
13788 (selftest::test_lexer): New function.
13789 (selftest::boundary_locations): New array.
13790 (selftest::input_c_tests): Call test_should_have_column_data_p.
13791 Loop over a test matrix of interesting values of location and
13792 default_range_bits, calling test_lexer on each case in the matrix.
13793 Move call to test_accessing_ordinary_linemaps into the matrix.
13794 * selftest.h (ASSERT_EQ): Reimplement in terms of...
13795 (ASSERT_EQ_AT): New macro.
13797 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
13800 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
13801 Don't convert TImode in debug insn.
13803 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
13805 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
13806 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
13807 (tree_type_common::lang_flag_7): New.
13808 (tree_type_common::spare): Reduce size.
13809 * tree.h (TYPE_ALIGN_OK): Remove.
13810 (TYPE_LANG_FLAG_7): New.
13811 (get_inner_reference): Adjust header.
13812 * print-tree.c (print_node): Adjust.
13813 * expr.c (get_inner_reference): Remove parameter keep_aligning.
13814 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
13815 calls to get_inner_reference.
13816 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
13817 handling of TYPE_ALIGN_OK.
13818 * builtins.c (get_object_alignment_2): Adjust call to
13819 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
13820 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
13822 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
13823 * cfgexpand.c (expand_debug_expr): Likewise.
13824 * dbxout.c (dbxout_expand_expr): Likewise.
13825 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
13826 loc_list_from_tree, fortran_common): Likewise.
13827 * fold-const.c (optimize_bit_field_compare,
13828 decode_field_reference, fold_unary_loc, fold_comparison,
13829 split_address_to_core_and_offset): Likewise.
13830 * gimple-laddress.c (execute): Likewise.
13831 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
13832 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
13833 * hsa-gen.c (gen_hsa_addr): Likewise.
13834 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
13835 * tsan.c (instrument_expr): Likewise.
13836 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
13837 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
13838 * tree-affine.c (tree_to_aff_combination,
13839 get_inner_reference_aff): Adjust calls to get_inner_reference.
13840 * tree-data-ref.c (split_constant_offset_1,
13841 dr_analyze_innermost): Likewise.
13842 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
13843 * tree-sra.c (ipa_sra_check_caller): Likewise.
13844 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
13845 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
13846 bswap_replace): Likewise.
13847 * tree-vect-data-refs.c (vect_check_gather,
13848 vect_analyze_data_refs): Likewise.
13849 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
13850 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
13853 2016-07-11 David Malcolm <dmalcolm@redhat.com>
13855 * Makefile.in (selftest-valgrind): New phony target.
13856 * function-tests.c (selftest::build_cfg): Delete pass instances
13857 created by the test.
13858 (selftest::convert_to_ssa): Likewise.
13859 (selftest::test_expansion_to_rtl): Likewise.
13860 * tree-cfg.c (selftest::test_linear_chain): Release dominator
13862 (selftest::test_diamond): Likewise.
13864 2016-07-11 Richard Biener <rguenther@suse.de>
13866 PR tree-optimization/71816
13867 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
13868 than replacing all of its operands.
13870 2016-07-11 Alan Modra <amodra@gmail.com>
13872 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
13873 (ctr<mode>): Add unspec.
13874 (ctr<mode>_internal*): Likewise.
13876 2016-07-08 James Bowman <james.bowman@ftdichip.com>
13878 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
13879 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
13881 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
13883 PR rtl-optimization/71621
13884 * lra-constraints.c (process_alt_operands): Check combination of
13885 reg class and mode.
13887 2016-07-08 Jason Merrill <jason@redhat.com>
13888 Richard Biener <rguenther@suse.de>
13890 P0145: Refining Expression Order for C++.
13891 * gimplify.c (initial_rhs_predicate_for): New.
13892 (gimplfy_modify_expr): Gimplify RHS before LHS.
13894 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13897 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13898 Allow standard error handling to take over when a wrong number
13899 of arguments is presented to __builtin_vec_ld () or
13900 __builtin_vec_st ().
13902 2016-07-08 Jiong Wang <jiong.wang@arm.com>
13904 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
13909 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
13910 __builtin_aarch64_fmaxv2sf.
13911 (vmaxnmq_f32): Likewise.
13912 (vmaxnmq_f64): Likewise.
13913 (vminnm_f32): Likewise.
13914 (vminnmq_f32): Likewise.
13915 (vminnmq_f64): Likewise.
13917 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
13920 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
13921 enable -mfloat128-hardware by default.
13922 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
13923 that IEEE 128-bit hardware support needs.
13924 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
13925 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
13926 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
13927 floating point requires.
13928 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
13929 -mfloat128 and -mfloat128-hardware changes.
13931 2016-07-08 Alan Hayward <alan.hayward@arm.com>
13933 PR tree-optimization/71667
13934 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
13936 2016-07-08 Martin Liska <mliska@suse.cz>
13938 PR middle-end/71606
13939 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
13940 folding produces SAVE_EXPRs, thus return false for the type.
13942 2016-07-07 Martin Liska <mliska@suse.cz>
13944 * file-find.c (remove_prefix): New function.
13945 * file-find.h (remove_prefix): Declare the function.
13946 * gcc-ar.c (main): Skip a folder of the wrapper if
13947 a wrapped binary would point to the same file.
13949 2016-07-07 Jan Hubicka <jh@suse.cz>
13951 * tree-scalar-evolution.c (iv_can_overflow_p): export.
13952 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
13953 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
13955 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
13958 * ipa-inline-analysis.c (compute_inline_parameters): Set
13959 local.can_change_signature to false for intrumentation
13962 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
13964 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
13965 with TARGET_HAVE_MOVT.
13966 (TARGET_HAVE_MOVT): Define.
13967 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
13968 availability with TARGET_HAVE_MOVT.
13969 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
13971 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
13973 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
13974 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
13975 * config/arm/constraints.md (define_constraint "j"): Use
13976 TARGET_HAVE_MOVT to check MOVT availability.
13978 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
13980 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
13982 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
13984 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
13985 (armv8-m.main): Likewise.
13986 (armv8-m.main+dsp): Likewise.
13987 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
13988 (FL_FOR_ARCH8M_MAIN): Likewise.
13989 * config/arm/arm-tables.opt: Regenerate.
13990 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
13991 armv8-m.main+dsp to BE8_LINK_SPEC.
13992 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
13993 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
13994 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
13995 Baseline and Mainline.
13996 (arm_option_override_internal): Also disable arm_restrict_it when
13997 !arm_arch_notm. Update comment for -munaligned-access to also cover
13999 (arm_file_start): Increase buffer size for printing architecture name.
14000 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
14001 and armv8-m.main+dsp.
14002 (mno-unaligned-access): Clarify that this is disabled by default for
14003 ARMv8-M Baseline architectures as well.
14005 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
14007 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
14008 decide whether to prevent some libgcc routines being included for some
14009 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
14010 link between this condition and the one in
14011 libgcc/config/arm/lib1func.S.
14013 2016-07-07 Richard Biener <rguenther@suse.de>
14015 * tree-ssa-pre.c: Include alias.h.
14016 (compute_avail): If we have multiple VN_REFERENCEs with the
14017 same hashtable entry adjust that to make it a valid replacement
14018 for all of them with respect to alignment and aliasing
14019 when doing insertion.
14020 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
14021 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
14023 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
14027 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
14028 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
14031 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14033 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
14034 (adjust_mems): Adjust.
14035 (adjust_insn): Likewise.
14036 (prepare_call_arguments): Likewise.
14038 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14040 * gcse.c (struct ls_expr): Make stores field a vector.
14041 (ldst_entry): Adjust.
14042 (free_ldst_entry): Likewise.
14043 (print_ldst_list): Likewise.
14044 (compute_ld_motion_mems): Likewise.
14045 (update_ld_motion_stores): Likewise.
14047 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14049 * gcse.c (struct ls_expr): Remove loads field.
14050 (ldst_entry): Adjust.
14051 (free_ldst_entry): Likewise.
14052 (print_ldst_list): Likewise.
14053 (compute_ld_motion_mems): Likewise.
14055 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14057 * store-motion.c (struct st_expr): Make antic_stores a vector.
14058 (st_expr_entry): Adjust.
14059 (free_st_expr_entry): Likewise.
14060 (print_store_motion_mems): Likewise.
14061 (find_moveable_store): Likewise.
14062 (compute_store_table): Likewise.
14063 (remove_reachable_equiv_notes): Likewise.
14064 (replace_store_insn): Likewise.
14065 (build_store_vectors): Likewise.
14067 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14069 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
14070 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
14072 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
14074 PR tree-optimization/71518
14075 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
14076 misalign also for outer loops with negative step.
14078 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
14080 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
14081 (cortex_a53_shift): Add mov_shift.
14082 (cortex_a53_shift_reg): Add new reservation for register shifts.
14083 (cortex_a53_alu): Remove bfm.
14084 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
14085 (cortex_a53_alu_extr): Add new reservation for EXTR.
14086 (bypasses): Improve bypass modelling.
14088 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14091 * config/avr/avr.c (avr_asm_select_section): Strip off
14092 SECTION_DECLARED from flags when calling get_section.
14094 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
14096 * tree-vectorizer.h (vect_memory_access_type): Add
14097 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
14098 * tree-vect-stmts.c (compare_step_with_zero): New function.
14099 (perm_mask_for_reverse): Move further up file.
14100 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
14102 (get_negative_load_store_type): New function.
14103 (get_load_store_type): Call it. Add an ncopies argument.
14104 (vectorizable_mask_load_store): Update call accordingly and
14105 remove tests for negative steps.
14106 (vectorizable_store, vectorizable_load): Likewise. Handle new
14107 memory_access_types.
14109 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
14111 * tree-vectorizer.h (vect_memory_access_type): New enum.
14112 (_stmt_vec_info): Add a memory_access_type field.
14113 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
14114 (vect_model_store_cost): Take an access type instead of a boolean.
14115 (vect_model_load_cost): Likewise.
14116 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
14117 vect_model_store_cost and vect_model_load_cost.
14118 * tree-vect-stmts.c (vec_load_store_type): New enum.
14119 (vect_model_store_cost): Take an access type instead of a
14120 store_lanes_p boolean. Simplify tests.
14121 (vect_model_load_cost): Likewise, but for load_lanes_p.
14122 (get_group_load_store_type, get_load_store_type): New functions.
14123 (vectorizable_store): Use get_load_store_type. Record the access
14124 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
14125 (vectorizable_load): Likewise.
14126 (vectorizable_mask_load_store): Likewise. Replace is_store
14127 variable with vls_type.
14129 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
14131 * tree-vectorizer.h (vect_grouped_load_supported): Add a
14132 single_element_p parameter.
14133 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
14134 Check the PR65518 case here rather than in vectorizable_load.
14135 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
14136 * tree-vect-stmts.c (vectorizable_load): Likewise.
14138 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
14140 * tree-vectorizer.h (gather_scatter_info): New structure.
14141 (vect_check_gather_scatter): Return a bool rather than a decl.
14142 Replace return-by-pointer arguments with a single
14143 gather_scatter_info *.
14144 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
14145 (vect_analyze_data_refs): Update call accordingly.
14146 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
14147 (vectorizable_mask_load_store): Likewise. Also record the
14148 offset dt and vectype in the gather_scatter_info.
14149 (vectorizable_store): Likewise.
14150 (vectorizable_load): Likewise.
14152 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
14154 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
14155 strided groups, use the cost of N scalar accesses instead
14156 of ncopies vector accesses.
14157 (vect_model_load_cost): Likewise.
14159 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
14161 * tree-vect-stmts.c (vect_cost_group_size): Delete.
14162 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
14163 variable to indicate when once-per-group costs are being used.
14164 (vect_model_load_cost): Likewise. Fix comment and misindented code.
14166 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
14168 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
14169 peeling-for-gaps condition.
14171 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14173 * config/s390/s390.c (s390_expand_vec_init): Force initializer
14174 element to register if it doesn't match general_operand.
14176 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
14177 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14179 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
14181 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
14182 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
14183 (SIGNBIT): New mode iterator.
14184 (Fsignbit): New mode attribute.
14185 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
14186 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
14187 when direct moves are available.
14188 (signbit<mode>2_dm): New define_insn_and_split).
14189 (signbit<mode>2_dm2): New define_insn.
14191 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14193 PR rtl-optimization/71594
14194 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
14195 into subregs of appropriate mode before trying to emit a conditional
14198 2016-07-05 Jan Hubicka <jh@suse.cz>
14200 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
14201 (simple_iv): Use it.
14203 2016-07-05 Jan Hubicka <jh@suse.cz>
14205 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
14207 2016-07-05 Jiong Wang <jiong.wang@arm.com>
14209 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
14212 2016-07-05 Jan Hubicka <jh@suse.cz>
14214 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
14217 2016-07-05 Richard Biener <rguenther@suse.de>
14219 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
14220 Handle empty else block.
14221 (is_feasible_trace): Likewise.
14222 (split_paths): Likewise.
14224 2016-07-05 Richard Biener <rguenther@suse.de>
14226 * tree-loop-distribution.c (distribute_loop): Fix issue with
14227 the cost model loop.
14229 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
14231 * config/arm/neon-testgen.ml: Delete.
14232 * config/arm/neon.ml: Delete.
14234 2016-07-04 Jakub Jelinek <jakub@redhat.com>
14237 * tree.c (attribute_value_equal): Use get_attribute_name instead of
14238 directly using TREE_PURPOSE.
14240 2016-07-04 Jiong Wang <jiong.wang@arm.com>
14242 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
14243 * config/aarch64/aarch64_neon.h: Likewise.
14244 * config/aarch64/arm_neon.h: Likewise.
14245 * config/aarch64/atomics.md: Likewise.
14246 * config/aarch64/aarch64-simd-builtins.def: Likewise.
14247 * doc/invoke.texi: Likewise.
14249 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
14251 * config/s390/s390.md: Add "z13" cpu_facility.
14252 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
14253 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
14254 condition" type instructions.
14256 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
14257 Jeff Law <law@redhat.com>
14259 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
14260 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
14262 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
14264 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
14265 permutation for TARGET_AVX512F.
14266 (ix86_expand_vec_one_operand_perm_avx512): New function.
14267 (expand_vec_perm_1): Invoke introduced function.
14268 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
14269 it may be not valid after vectorization.
14271 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14274 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
14275 typo in comment. Only force to memory if it is a weak
14276 external reference.
14278 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
14279 Jiong Wang <jiong.wang@arm.com>
14281 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
14282 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
14283 (AARCH64_FL_F16): New.
14284 (AARCH64_FL_FOR_ARCH8_2): New.
14285 (AARCH64_ISA_8_2): New.
14286 (AARCH64_ISA_F16): New.
14287 (TARGET_FP_F16INST): New.
14288 (TARGET_SIMD_F16INST): New.
14289 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
14290 ("fp"): Disabling "fp" also disables "fp16".
14291 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
14292 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
14293 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
14294 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
14296 2016-07-04 Jan Beulich <jbeulich@suse.com>
14298 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
14300 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14303 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
14304 the insns, use an insn form that does not adjust the offset on
14305 little endian systems.
14307 2016-07-01 Jan Beulich <jbeulich@suse.com>
14309 * varasm.c (get_variable_section): Validate initializer in
14310 named .bss-like sections.
14312 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
14314 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
14315 Exchange the order of the second and third operands in the vpermr
14316 instruction tmeplate.
14318 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
14321 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
14322 Disallow TDmode values.
14324 2016-07-01 Alan Modra <amodra@gmail.com>
14326 PR rtl-optimization/71709
14327 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
14328 being set, not referenced.
14330 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
14332 PR tree-optimization/70729
14333 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
14334 of loop since it can be not valid after transformation.
14336 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14338 * config/arm/arm.c (thumb_reload_in_hi): Delete.
14339 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
14341 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
14343 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
14346 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14349 * config/rs6000/constraints.md (wY constraint): New constraint to
14350 match the requirements for the LXSD and STXSD instructions.
14351 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
14352 predicate to match the requirements for the LXSD and STXSD
14354 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
14355 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
14356 to make sure that the bottom 2 bits of offset are 0, the address
14357 form is offsettable, and no updating is done in the address mode.
14358 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
14359 (movdi_internal32): Likewise
14360 (movdi_internal64): Likewise.
14362 2016-06-30 Jakub Jelinek <jakub@redhat.com>
14364 PR tree-optimization/71707
14365 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
14366 strinfo even for ADDR_EXPR ptr.
14368 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
14370 * config/rs6000/altivec.md (darn_32): Change the condition to
14371 TARGET_P9_MISC instead of TARGET_MODULO.
14372 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
14373 condition expression.
14374 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
14375 condition expression.
14376 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
14377 (DFP_TEST): New code iterator.
14378 (dfptstsfi_<code>_mode>): New define_expand.
14379 (*dfp_sgnfcnc_<mode>): New define_insn.
14380 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
14381 definition next to BU_P9_MISC_1 definition and change the MASK
14382 value to RS6000_BTM_P9_MISC.
14383 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
14384 (BU_P9_64BIT_MISC_0): Likewise.
14385 (BU_P9_DFP_MISC_0): New macro definition.
14386 (BU_P9_DFP_MISC_1): New macro definition.
14387 (BU_P9_DFP_MISC_2): New macro definition.
14388 (BU_P9_DFP_OVERLOAD_1): New macro definition.
14389 (BU_P9_DFP_OVERLOAD_2): New macro definition.
14390 (BU_P9_DFP_OVERLOAD_3): New macro definition.
14391 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
14392 (TSTSFI_LT_TD): Likewise.
14393 (TSTSFI_EQ_DD): Likewise.
14394 (TSTSFI_EQ_TD): Likewise.
14395 (TSTSFI_GT_DD): Likewise.
14396 (TSTSFI_GT_TD): Likewise.
14397 (TSTSFI_OV_DD): Likewise.
14398 (TSTSFI_OV_TD): Likewise.
14399 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
14400 (TSTSFI_LT_DD): Likewise.
14401 (TSTSFI_LT_TD): Likewise.
14402 (TSTSFI_EQ): Likewise.
14403 (TSTSFI_EQ_DD): Likewise.
14404 (TSTSFI_EQ_TD): Likewise.
14405 (TSTSFI_GT): Likewise.
14406 (TSTSFI_GT_DD): Likewise.
14407 (TSTSFI_GT_TD): Likewise.
14408 (TSTSFI_OV): Likewise.
14409 (TSTSFI_OV_DD): Likewise.
14410 (TSTSFI_OV_TD): Likewise.
14411 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14412 overloaded test significance functions.
14413 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
14414 OPTION_MASK_P9_MISC into the representation of this mask.
14415 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
14417 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
14418 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
14420 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
14421 argument is a 6-bit unsigned literal value if the icode argument
14422 represents a DFP test significance built-in call.
14423 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
14424 flag used independently and in combination with the
14425 RS6000_BTM_64BIT flag.
14426 (rs6000_opt_masks): Add entry for power9-misc command-line option.
14427 (rs6000_builtin_mask_names): Add entry for power9-misc
14428 command-line option.
14429 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
14430 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
14431 RS6000_BTM_P9_MISC macros.
14432 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
14433 option and change the description of the -mpower9-vector option to
14434 enable only vector instructions, removing its erroneously claimed
14435 support for scalar instructions.
14436 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14437 the ISA 3.0 digital floating point test significance built-in
14440 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
14442 * config/aarch64/aarch64.c (cortexa35_tunings):
14443 Enable AES fusion. Use cortexa57_branch_cost.
14444 (cortexa53_tunings): Use cortexa57_branch_cost.
14445 (cortexa72_tunings): Use cortexa57_branch_cost.
14446 Use AUTOPREFETCHER_WEAK.
14447 (cortexa73_tunings): Use cortexa57_branch_cost.
14449 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14450 James Greenhalgh <james.greenhalgh@arm.com>
14452 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
14453 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
14454 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
14455 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
14456 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
14457 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
14458 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
14459 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
14460 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
14461 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
14462 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
14463 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
14464 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
14467 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
14468 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14470 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
14472 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
14474 2016-06-30 David Malcolm <dmalcolm@redhat.com>
14477 * gcc.c (driver::build_option_suggestions): Pass "option" to
14478 add_misspelling_candidates.
14479 * opts-common.c (add_misspelling_candidates): Add "option" param;
14480 use it to avoid adding negated forms for options marked with
14482 * opts.h (add_misspelling_candidates): Add "option" param.
14484 2016-06-30 Jakub Jelinek <jakub@redhat.com>
14486 PR middle-end/71693
14487 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
14488 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
14489 first when permuting bitwise operation with rotate. Cast
14490 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
14492 2016-06-29 David Malcolm <dmalcolm@redhat.com>
14494 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
14495 for misspelled param names.
14496 * params.c: Include spellcheck.h.
14497 (find_param_fuzzy): New function.
14498 * params.h (find_param_fuzzy): New prototype.
14499 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
14500 * spellcheck.h (struct edit_distance_traits<const char *>):
14503 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
14505 * config/rs6000/predicates.md (const_0_to_7_operand): New
14506 predicate, recognize 0..7.
14507 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
14508 support for doing extracts from V16QImode, V8HImode, V4SImode
14510 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
14511 vector extract support.
14512 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
14513 for ISA 3.0 vector extract.
14514 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
14515 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
14516 extracts of a constant element number from small integer vectors
14517 on 64-bit ISA 3.0 systems.
14518 (vsx_extract_<mode>_di): Likewise.
14519 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
14520 say when we can do ISA 3.0 vector extracts.
14521 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
14522 registers, using the stxsiwx instruction.
14524 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
14526 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
14527 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
14528 qdf24xx_regmove_cost, qdf24xx_tunings): New.
14529 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
14530 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
14531 * config/arm/arm.c (arm_qdf24xx_tune): New.
14533 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
14535 * config/aarch64/aarch64.c (cortexa53_tunings):
14536 Increase loop alignment to 8. Set function alignment to 16.
14537 (cortexa35_tunings): Likewise.
14538 (cortexa57_tunings): Increase loop alignment to 8.
14539 (cortexa72_tunings): Likewise.
14540 (cortexa73_tunings): Likewise.
14542 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
14544 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
14545 for arm_fp16_ok and arm_fp16_hw.
14546 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
14547 arm_fp16_alternative.
14549 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
14551 PR tree-optimization/71655
14552 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
14553 types when swapping operands.
14555 2016-06-29 Martin Liska <mliska@suse.cz>
14557 PR middle-end/71585
14558 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
14559 * ipa-inline-transform.c (inline_call): Remove unnecessary call
14560 of build_optimization_node.
14562 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
14564 PR tree-optimization/70729
14565 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
14566 independent in loops having positive safelen value.
14567 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
14568 it may be not valid after vectorization.
14570 2016-06-29 Jakub Jelinek <jakub@redhat.com>
14572 PR tree-optimization/71625
14573 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
14574 is sorted by ascending list->offset. If PTR is non-NULL and there is
14575 previous strinfo, call get_stridx_plus_constant.
14576 (get_stridx): Pass exp as second argument to get_addr_stridx.
14577 (addr_stridxptr): Add missing list = list->next, so that there can be
14578 more than one entries in the list. Bump limit from 16 to 32. Ensure
14579 the list is sorted by ascending list->offset.
14580 (get_stridx_plus_constant): Adjust so that it can be also called with
14581 ADDR_EXPR instead of SSA_NAME as PTR.
14582 (handle_char_store): Pass NULL_TREE as second argument to
14585 2016-06-29 Richard Biener <rguenther@suse.de>
14587 PR rtl-optimization/68961
14588 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
14590 2016-06-29 Richard Biener <rguenther@suse.de>
14592 PR middle-end/71002
14593 * alias.c (component_uses_parent_alias_set_from): Handle
14594 type punning through union accesses by using the union alias set.
14595 * gimple.c (gimple_get_alias_set): Remove union type punning case.
14597 2016-07-29 Richard Biener <rguenther@suse.de>
14599 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
14600 precision not matching mode precision.
14602 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
14604 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
14605 pa_output_arg_descriptor.
14606 (call_val_symref_64bit_post_reload): Likewise.
14607 (call_val_powf_64bit_post_reload): Likewise.
14608 (sibcall_internal_symref_64bit): Likewise.
14609 (sibcall_value_internal_symref_64bit): Likewise.
14611 2016-06-28 Jakub Jelinek <jakub@redhat.com>
14613 PR middle-end/71626
14614 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
14615 a constant, force its SUBREG_REG into memory or register instead
14618 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14621 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
14622 * doc/invoke.texi (AVR Options): Document it.
14624 2016-06-28 Walter Lee <walt@tilera.com>
14626 * config/tilegx/linux.h: Do not include arch/icache.h
14627 (CLEAR_INSN_CACHE): Provide inlined definition directly.
14628 * config/tilepro/linux.h: Do not include arch/icache.h
14629 (CLEAR_INSN_CACHE): Provide inlined definition directly.
14631 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
14633 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
14634 for big-endian BIT_FIELD_REF.
14636 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
14638 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
14639 ('size' attribute): Add '128'.
14641 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
14642 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
14643 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
14644 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
14645 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
14646 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
14647 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
14648 *trunc<mode>df2_odd): Set size attribute to '128'.
14649 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
14650 * config/rs6000/power6.md (power6-fp): Include dfp type.
14651 * config/rs6000/power7.md (power7-fp): Likewise.
14652 * config/rs6000/power8.md (power8-fp): Likewise.
14653 * config/rs6000/power9.md: New file.
14654 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
14655 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
14656 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
14658 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
14659 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
14660 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
14661 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
14662 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
14663 dfp_dscri_<mode>): Change type attribute to dfp.
14664 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
14665 attribute to vecsimple.
14666 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
14667 and prefetch streams.
14668 (rs6000_option_override_internal): Remove temporary code setting
14669 tuning to power8. Don't set rs6000_sched_groups for power9.
14670 (last_scheduled_insn): Change to rtx_insn *.
14671 (divide_cnt, vec_load_pendulum): New variables.
14672 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
14673 (rs6000_issue_rate): Set issue rate for Power9.
14674 (is_power9_pairable_vec_type): New.
14675 (power9_sched_reorder2): New.
14676 (rs6000_sched_reorder2): Call new function for Power9 specific
14678 (insn_must_be_first_in_group): Remove Power9.
14679 (insn_must_be_last_in_group): Likewise.
14680 (force_new_group): Likewise.
14681 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
14682 Initialize divide_cnt/vec_load_pendulum.
14683 (_rs6000_sched_context, rs6000_init_sched_context,
14684 rs6000_set_sched_context): Handle context save/restore of new
14687 2016-06-28 Richard Biener <rguenther@suse.de>
14689 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
14690 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
14691 COMPONENT_REF operand.
14692 (nonoverlapping_component_refs_p): Likewise.
14693 * stor-layout.c (start_bitfield_representative): Mark
14694 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
14696 2016-06-28 Jakub Jelinek <jakub@redhat.com>
14698 * Makefile.in: Don't cat ../stage_current if it does not exist.
14700 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
14701 last argument is a bit-field.
14703 PR rtl-optimization/71673
14704 * internal-fn.c (expand_arith_overflow_result_store): Use
14705 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
14706 expand_simple_binop.
14708 PR middle-end/66867
14709 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
14710 expand_ifn_atomic_compare_exchange): New functions.
14711 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
14712 * tree.h (build_call_expr_internal_loc): Rename to ...
14713 (build_call_expr_internal_loc_array): ... this. Fix up type of
14715 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
14716 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
14717 ATOMIC_COMPARE_EXCHANGE result.
14718 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
14719 * gimple-fold.h (optimize_atomic_compare_exchange_p,
14720 fold_builtin_atomic_compare_exchange): New prototypes.
14721 * gimple-fold.c (optimize_atomic_compare_exchange_p,
14722 fold_builtin_atomic_compare_exchange): New functions..
14723 * tree-ssa.c (execute_update_addresses_taken): If
14724 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
14725 of call when finding addressable vars, and if such var becomes
14726 non-addressable, call fold_builtin_atomic_compare_exchange.
14728 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
14731 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
14732 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
14734 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
14736 * config/rs6000/rs6000.md ('type' attribute): Add
14737 veclogical,veccmpfx,vecexts,vecmove insn types.
14738 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
14739 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
14740 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
14741 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
14742 *nabs<mode>2_hw): Change type to vecmove.
14743 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
14744 *boolcc<mode>3_internal, *eqv<mode>3_internal,
14745 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
14746 *ieee_128bit_vsx_abs<mode>2_internal,
14747 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
14748 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
14749 *ieee128_mtvsrd_32bit): Change type to veclogical.
14750 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
14751 *movdi_internal32, *movdi_internal64): Update insn types.
14752 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
14753 vsx_extract_<mode>): Change type to veclogical.
14754 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
14755 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
14756 *vsx_sign_extend_si_v2di): Change type to vecexts.
14757 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
14758 type to veclogical.
14759 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
14760 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
14761 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
14762 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
14763 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
14764 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
14765 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
14766 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
14767 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
14768 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
14769 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
14770 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
14771 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
14772 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
14773 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
14774 (ppc7450-vecsimple): Add veclogical, vecmove.
14775 (ppc7450-veccmp): Add veccmpfx.
14776 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
14778 (ppc8540_vector_compare): Add veccmpfx.
14779 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
14780 * config/rs6000/cell.md (cell-fp): Add fpsimple.
14781 (cell-vecsimple): Add veclogical, vecmove.
14782 (cell-veccmp): Add veccmpfx.
14783 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
14784 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
14786 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
14787 * config/rs6000/power4.md (power4-fp): Add fpsimple.
14788 (power4-vecsimple): Add veclogical, vecmove.
14789 (power4-veccmp): Add veccmpfx.
14790 * config/rs6000/power5.md (power5-fp): Add fpsimple.
14791 * config/rs6000/power6.md (power6-fp): Add fpsimple.
14792 (power6-vecsimple): Add veclogical, vecmove.
14793 (power6-veccmp): Add veccmpfx.
14794 * config/rs6000/power7.md (power7-fp): Add fpsimple.
14795 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
14796 * config/rs6000/power8.md (power8-fp): Add fpsimple.
14797 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
14798 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
14799 * config/rs6000/titan.md (titan_fp): Add fpsimple.
14800 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
14802 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
14804 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
14807 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
14808 OPTION_MASK_P9_DFORM_VECTOR.
14809 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
14810 disable -mpower9-dform-vector when using reload.
14811 (quad_address_p): Remove 'gpr_p' argument and all associated code.
14812 New 'strict' argument. Update all callers. Add strict addressing
14814 (rs6000_legitimate_offset_address_p): Remove call to
14815 virtual_stack_registers_memory_p.
14816 (rs6000_legitimize_reload_address): Add quad address support.
14817 (rs6000_legitimate_address_p): Move call to quad_address_p above
14818 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
14819 to account for new strict usage.
14820 (rs6000_output_move_128bit): Adjust quad_address_p args to account
14821 for new strict usage.
14822 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
14824 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
14831 * config/i386/i386.c (ix86_spill_class): Disable condition to
14832 always return NO_REGS.
14834 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
14836 * predict.c: Include gimple-pretty-print.h
14837 (predicted_by_loop_heuristics_p): Check also
14838 PRED_LOOP_EXIT_WITH_RECURSION
14839 (predict_loops): Find self recursive calls and use special purpose
14840 predictors for them; dump log about decisions.
14841 (pass_profile::execute): Dump info about #of iterations.
14842 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
14843 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
14845 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
14847 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
14848 output_asm_insn calls and shorten long lines. Output .CALL
14849 argument descriptor using pa_output_arg_descriptor. Add various
14850 inline $$dyncall and other optimizations.
14851 (pa_attr_length_indirect_call): Adjust ordering and lengths.
14853 2016-06-25 Jakub Jelinek <jakub@redhat.com>
14855 PR tree-optimization/71643
14856 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
14859 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
14860 leak a bitmap if dep_bb is NULL.
14862 PR tree-optimization/71631
14863 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
14864 to rewrite_expr_tree even if negate_result, move new_lhs var
14865 declaration and initialization earlier, for powi_result set afterwards
14866 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
14867 if new_lhs != lhs, and don't shadow gsi var.
14869 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
14871 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
14872 Add in_loop parameter.
14873 (predict_loops): Add loop guard heuristics.
14874 * predict.def (PRED_LOOP_GUARD): New heuristics.
14876 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
14878 * predict.c: Include ipa-utils.h
14879 (tree_bb_level_prediction): Predict recursive calls.
14880 (tree_estimate_probability_bb): Skip inexpensive calls for call
14882 * predict.def (PRED_RECURSIVE_CALL): New.
14884 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14886 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
14887 (BU_FLOAT128_1): Likewise.
14889 (COPYSIGNQ): Likewise.
14890 (RS6000_BUILTIN_NANQ): Likewise.
14891 (RS6000_BUILTIN_NANSQ): Likewise.
14892 (RS6000_BUILTIN_INFQ): Likewise.
14893 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
14894 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
14895 (TARGET_FOLD_BUILTIN): New #define.
14896 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
14897 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
14898 (rs6000_fold_builtin): New target hook implementation, handling
14899 folding of 128-bit NaNs and infinities.
14900 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
14901 entries are filled in to avoid problems during bootstrap
14902 self-test; define builtins for 128-bit NaNs and infinities.
14903 (rs6000_opt_mask): Add entry for float128.
14904 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
14905 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
14906 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
14907 (const_str_type_node): New #define.
14908 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
14909 to a define_expand that dispatches to either copysign<mode>3_soft
14910 or copysign<mode>3_hard.
14911 (copysign<mode>3_hard): Rename from copysign<mode>3.
14912 (copysign<mode>3_soft): New define_insn.
14913 * doc/extend.texi: Document new builtins.
14915 2016-06-24 Jakub Jelinek <jakub@redhat.com>
14917 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
14918 PRIu64 instead of lu.
14920 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
14923 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
14924 copy the type name.
14926 2016-06-24 Jakub Jelinek <jakub@redhat.com>
14928 PR tree-optimization/71647
14929 * omp-low.c (lower_rec_input_clauses): Convert
14930 omp_clause_aligned_alignment (c) to size_type_node for the
14931 last argument of __builtin_assume_aligned.
14933 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
14935 * configure.ac (calling ___tls_get_addr via GOT): New
14936 assembler/linker check.
14937 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
14938 assembler and linker supports calling ___tls_get_addr via GOT.
14939 Otherise, defined to 0.
14940 * config.in: Regenerated.
14941 * configure: Likewise.
14942 * config/i386/constraints.md (Yb): New constraint.
14943 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
14944 (REG_CLASS_NAMES): Likewise.
14945 (REG_CLASS_CONTENTS): Likewise.
14946 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
14947 the b constraint with the Yb constraint. Call ___tls_get_addr
14948 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
14950 (*tls_local_dynamic_base_32_gnu): Likewise.
14951 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
14952 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
14953 (*tls_local_dynamic_base_64_<mode>): Likewise.
14955 2016-06-24 Martin Liska <mliska@suse.cz>
14957 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
14958 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
14960 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
14961 argument to true if the expected number of iterations is
14964 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
14966 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
14967 assemble for 32bit target.
14968 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
14969 and $ld_ix86_gld_32_opt to link for 32bit target.
14970 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
14971 * configure: Regenerate.
14973 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14975 * config/arm/arm.c (int_log2): Delete definition and prototype.
14976 (shift_op): Use exact_log2 instead of int_log2.
14977 (vfp3_const_double_for_fract_bits): Likewise.
14979 2016-06-24 Jakub Jelinek <jakub@redhat.com>
14981 * internal-fn.c (expand_arith_set_overflow): New function.
14982 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
14984 (expand_arith_overflow_result_store): Likewise. Handle precision
14985 smaller than mode precision.
14986 * tree-vrp.c (extract_range_basic): For imag part, handle
14987 properly signed 1-bit precision result.
14988 * doc/extend.texi (__builtin_add_overflow): Document that last
14989 argument can't be pointer to enumerated or boolean type.
14990 (__builtin_add_overflow_p): Document that last argument can't
14991 have enumerated or boolean type.
14993 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14994 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14996 * config/rs6000/predicates.md (splat_input_operand): Rework.
14997 Don't allow constants, since the insns that use this predicate
14998 don't support constants. Constants are handled by other insns
14999 that are created via combine. During and after register
15000 allocation, only allow indexed or indirect addresses, and not
15001 general addresses. Only allow modes supported by the hardware.
15002 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
15003 comment. Move check for using VSPLTIS<x> to a common location,
15004 instead of doing it in two different places.
15006 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
15008 * config/i386/driver-i386.c (host_detect_local_cpu): Set
15009 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
15010 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
15011 signature_CENTAUR_ebx.
15013 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
15017 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
15018 (as_ix86_gas_32_opt): This.
15019 (ld_ix86_tls_ldm_opt): Renamed to ...
15020 (ld_ix86_gld_32_opt): This.
15021 (R_386_TLS_LDM reloc): Updated.
15022 (R_386_GOT32X reloc): New assembler/linker check.
15023 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
15024 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
15026 * config.in: Regenerated.
15027 * configure: Likewise.
15028 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
15029 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
15030 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
15031 if ix86_force_load_from_GOT_p returns true.
15032 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
15033 ix86_force_load_from_GOT_p returns true.
15034 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
15035 the external function address via the GOT slot.
15036 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
15037 HAVE_AS_IX86_GOT32X before returning false.
15038 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
15039 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
15041 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
15043 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
15045 2016-06-23 Andi Kleen <ak@linux.intel.com>
15047 * Makefile.in: Regenerate.
15048 * doc/install.texi: Document autoprofiledbootstrap.
15050 2016-06-23 Andi Kleen <ak@linux.intel.com>
15052 * config/i386/gcc-auto-profile: New file.
15054 2016-06-23 Martin Liska <mliska@suse.cz>
15056 PR middle-end/71619
15057 * predict.c (predict_loops): Revert the hunk that was removed
15060 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
15062 * config.gcc: Add support for arm*-*-phoenix* targets.
15063 * config/arm/t-phoenix: New.
15064 * config/phoenix.h: New.
15066 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
15067 H.J. Lu <hongjiu.lu@intel.com>
15070 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
15071 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
15072 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
15073 ix86_force_load_from_GOT_p returns true.
15074 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
15075 ix86_force_load_from_GOT_p returns true.
15076 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
15077 ix86_force_load_from_GOT_p returns true.
15078 (ix86_expand_move): Load the external function address via the
15079 GOT slot if ix86_force_load_from_GOT_p returns true.
15080 * config/i386/predicates.md (x86_64_immediate_operand): Return
15081 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
15082 (x86_64_zext_immediate_operand): Ditto.
15084 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
15086 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
15088 2016-06-22 David Malcolm <dmalcolm@redhat.com>
15091 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
15092 * diagnostic.c (pedwarn_at_rich_loc): New function.
15093 * spellcheck.h (best_match::best_match): Add a
15094 "best_distance_so_far" optional parameter.
15095 (best_match::set_best_so_far): New method.
15096 (best_match::get_best_distance): New accessor.
15097 (best_match::get_best_candidate_length): New accessor.
15099 2016-06-22 Nick Clifton <nickc@redhat.com>
15101 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
15102 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
15103 modes are accepted as well.
15104 (ucompare_loc_descriptor): Likewise.
15105 (minmax_loc_descriptor): Likewise.
15106 (clz_loc_descriptor): Likewise.
15107 (popcount_loc_descriptor): Likewise.
15108 (bswap_loc_descriptor): Likewise.
15109 (rotate_loc_descriptor): Likewise.
15110 (mem_loc_descriptor): Likewise.
15111 (loc_descriptor): Likewise.
15113 2016-06-22 David Malcolm <dmalcolm@redhat.com>
15115 * common.opt (fdiagnostics-parseable-fixits): New option.
15116 * diagnostic.c: Include "selftest.h".
15117 (print_escaped_string): New function.
15118 (print_parseable_fixits): New function.
15119 (diagnostic_report_diagnostic): Call print_parseable_fixits.
15120 (selftest::assert_print_escaped_string): New function.
15121 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
15122 (selftest::test_print_escaped_string): New function.
15123 (selftest::test_print_parseable_fixits_none): New function.
15124 (selftest::test_print_parseable_fixits_insert): New function.
15125 (selftest::test_print_parseable_fixits_remove): New function.
15126 (selftest::test_print_parseable_fixits_replace): New function.
15127 (selftest::diagnostic_c_tests): New function.
15128 * diagnostic.h (struct diagnostic_context): Add field
15129 "parseable_fixits_p".
15130 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
15131 -fdiagnostics-parseable-fixits.
15132 (-fdiagnostics-parseable-fixits): New option.
15133 * opts.c (common_handle_option): Handle
15134 -fdiagnostics-parseable-fixits.
15135 * selftest-run-tests.c (selftest::run_tests): Call
15136 selftest::diagnostic_c_tests.
15137 * selftest.h (selftest::diagnostic_c_tests): New prototype.
15139 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
15141 PR tree-optimization/71488
15142 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
15143 comparison of boolean vectors.
15144 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
15145 of boolean vectors using bitwise operations.
15147 2016-06-22 Andreas Schwab <schwab@suse.de>
15149 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
15150 Remove declaration.
15152 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
15154 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
15156 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
15158 * config/i386/i386.c (print_reg): Emit an error message on attempt to
15161 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15163 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
15164 * config/arm/arm-cores.def (cortex-a73): New entry.
15165 (cortex-a73.cortex-a35): Likewise.
15166 (cortex-a73.cortex-a53): Likewise.
15167 * config/arm/arm-tables.opt: Regenerate.
15168 * config/arm/arm-tune.md: Likewise.
15169 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
15170 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
15171 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
15172 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
15173 * doc/invoke.texi (ARM Options): Document cortex-a73,
15174 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
15176 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15178 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
15179 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
15180 (cortex-a73.cortex-a35): Likewise.
15181 (cortex-a73.cortex-a53): Likewise.
15182 * config/aarch64/aarch64-tune.md: Regenerate.
15183 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
15184 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
15187 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15189 * configure.ac (gcc_cv_as_compress_debug): Remove
15190 --compress-debug-sections as extra as switch.
15191 Handle gas --compress-debug-sections=type.
15192 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
15193 Handle gld --compress-debug-sections=type.
15194 * configure: Regenerate.
15196 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
15198 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
15200 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
15202 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
15203 (do_rewrite): likewise.
15205 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15207 * common/config/mep/mep-common.c: Remove.
15208 * config.gcc: Remove mep-* support.
15209 * config/mep/constraints.md: Remove.
15210 * config/mep/default.h: Remove.
15211 * config/mep/intrinsics.h: Remove.
15212 * config/mep/intrinsics.md: Remove.
15213 * config/mep/ivc2-template.h: Remove.
15214 * config/mep/mep-c5.cpu: Remove.
15215 * config/mep/mep-core.cpu: Remove.
15216 * config/mep/mep-default.cpu: Remove.
15217 * config/mep/mep-ext-cop.cpu: Remove.
15218 * config/mep/mep-intrin.h: Remove.
15219 * config/mep/mep-ivc2.cpu: Remove.
15220 * config/mep/mep-pragma.c: Remove.
15221 * config/mep/mep-protos.h: Remove.
15222 * config/mep/mep.c: Remove.
15223 * config/mep/mep.cpu: Remove.
15224 * config/mep/mep.h: Remove.
15225 * config/mep/mep.md: Remove.
15226 * config/mep/mep.opt: Remove.
15227 * config/mep/predicates.md: Remove.
15228 * config/mep/t-mep: Remove.
15229 * doc/install.texi: Remove mep-* documentation.
15230 * doc/md.texi: Likewise.
15232 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15234 * config.gcc: Remove support for avr-rtems.
15235 * config/avr/gen-avr-mmcu-specs.c: Likewise.
15236 * config/avr/rtems.h: Remove.
15237 * config/avr/t-rtems: Remove.
15239 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15241 * config.gcc: Remove m32r-rtems support.
15242 * config/m32r/rtems.h: Remove.
15244 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15246 * config.gcc: Remove h8300-rtems support.
15247 * config/h8300/rtems.h: Remove.
15248 * config/h8300/t-rtems: Remove.
15250 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15252 * config.gcc: Remove support for knetbsd.
15253 * configure.ac: Likewise.
15254 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
15255 * config/knetbsd-gnu.h: Remove.
15256 * configure: Regenerate.
15258 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15260 * config.gcc: Remove support for openbsd 2 and 3.
15261 * config/openbsd-oldgas.h: Remove.
15263 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15265 * config.gcc: Remove interix support.
15266 * config/i386/i386-interix.h: Remove.
15267 * config/i386/interix.opt: Remove.
15268 * config/i386/t-interix: Remove.
15269 * configure: Regenerate.
15270 * configure.ac: Remove interix support.
15271 * doc/install.texi: Remove interix documentation.
15273 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
15275 * config/rs6000/rs6000.h: Add conditional preprocessing directives
15276 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
15279 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
15281 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
15282 they are both PLACEHOLDER_EXPRs.
15284 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15286 * stor-layout.c (layout_type): Move setting complex MODE to
15287 layout_type, instead of setting it ahead of time by the caller.
15288 * tree.c (build_complex_type): Likewise.
15290 2016-06-21 Martin Liska <mliska@suse.cz>
15292 * predict.c (force_edge_cold): Replace imposisble with
15295 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
15297 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
15298 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
15300 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
15302 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
15304 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
15305 Ilya Enkovich <ilya.enkovich@intel.com>
15308 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
15309 New member function to convert V1TImode register to SUBREG
15310 TImode in debug insn.
15311 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
15312 after changing register mode to V1TImode.
15314 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
15316 * config/aarch64/aarch64-cores.def (vulcan): New core.
15317 * config/aarch64/aarch64-tune.md: Regenerate.
15318 * doc/invoke.texi: Document vulcan as an available option.
15320 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
15322 * cse.c (canon_asm_operands): New function extracted from...
15323 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
15324 either standalone or member of a PARALLEL.
15326 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
15329 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
15330 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
15331 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
15333 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
15336 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
15337 constant addresses if can_create_pseudo_p.
15339 2016-06-21 Jakub Jelinek <jakub@redhat.com>
15341 PR tree-optimization/71588
15342 * tree-ssa-strlen.c (valid_builtin_call): New function.
15343 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
15346 2016-06-20 Jakub Jelinek <jakub@redhat.com>
15348 PR middle-end/71581
15349 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
15350 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
15351 for conversion of scalar user var to complex type and use the
15352 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
15355 PR rtl-optimization/71591
15356 * toplev.c (toplev::run_self_tests): If no_backend, complain and
15357 don't run any tests.
15359 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
15362 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
15363 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
15364 space for PIC with non-v32 and the common non-PIC "jump".
15366 2016-06-20 Jakub Jelinek <jakub@redhat.com>
15369 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
15370 returned values and add UN*/LTGT/*ORDERED cases with values matching
15371 D operand modifier on vcmp for AVX.
15373 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
15375 * config/aarch64/aarch64.opt
15376 (mpc-relative-literal-loads): Rename internal option name.
15377 * config/aarch64/aarch64.c
15378 (aarch64_nopcrelative_literal_loads): Rename to
15379 aarch64_pcrelative_literal_loads.
15380 (aarch64_expand_mov_immediate): Likewise.
15381 (aarch64_secondary_reload): Likewise.
15382 (aarch64_can_use_per_function_literal_pools_p): Likewise.
15383 (aarch64_override_options_after_change_1): Rename and simplify logic.
15384 (aarch64_classify_symbol): Merge large model checks into switch,
15385 remove pc-relative load check.
15387 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
15389 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
15390 costs relative to the cost of a register move.
15392 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
15394 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
15395 (vcvt_n_f64_u64): Likewise.
15396 (vcvt_n_s64_f64): Likewise.
15397 (vcvt_n_u64_f64): Likewise.
15398 (vcvt_f64_s64): Likewise.
15399 (vrecpe_f64): Likewise.
15400 (vcvt_f64_u64): Likewise.
15401 (vrecps_f64): Likewise.
15403 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
15405 * config/aarch64/aarch64.md
15406 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
15408 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
15410 * config/aarch64/aarch64-builtins.c
15411 (aarch64_types_binop_uss_qualifiers): Delete.
15412 (TYPES_BINOP_USS): Likewise.
15413 (aarch64_types_binop_sus_qualifiers): Likewise.
15414 (TYPES_BINOP_SUS): Likewise.
15415 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
15416 (TYPES_FCVTIMM_SUS): Likewise.
15417 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
15419 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
15420 (fcvtzs): Use SHIFTIMM rather than BINOP.
15421 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
15423 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
15425 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
15426 costs relative to the cost of a register move.
15428 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
15430 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
15431 Allow scalar/single vector modes to be tieable.
15433 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
15435 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
15437 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15439 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
15441 * tree.h (TYPE_ALIGN): Likewise.
15443 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
15446 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
15448 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
15450 * config/avr/avr.c (avr_print_operand): Fix "format not a string
15451 literal" build warnings.
15452 (avr_print_operand_address): Dito.
15454 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
15457 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
15458 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
15460 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
15462 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
15464 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
15467 * reload1.c (reload): Pass 0 to finish_spills when called because
15468 update_eliminables_and_spill returns true and remove did_spill.
15469 (finish_spills): Adjust comment and document GLOBAL parameter.
15471 2016-06-17 DJ Delorie <dj@redhat.com>
15474 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
15475 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
15476 (umulqihi3_virt): Likewise.
15477 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
15478 (umulqihi3_real): Likewise.
15480 2016-06-17 Martin Liska <mliska@suse.cz>
15482 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
15484 2016-06-17 Martin Liska <mliska@suse.cz>
15486 * predict.def: PRED_LOOP_EXIT from 92 to 85.
15488 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
15490 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
15492 (vaddq_f32): Likewise.
15493 (vmul_f32): Likewise.
15494 (vmulq_f32): Likewise.
15495 (vsub_f32): Likewise.
15496 (vsubq_f32): Likewise.
15498 2016-06-17 Bin Cheng <bin.cheng@arm.com>
15500 PR tree-optimization/71347
15501 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
15502 cost for all uses in group.
15504 2016-06-17 Bin Cheng <bin.cheng@arm.com>
15506 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
15507 insert gimple seq if it's not empty.
15509 2016-06-17 Bin Cheng <bin.cheng@arm.com>
15511 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
15513 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
15514 rather than OFFSET.
15515 (comp_dr_with_seg_len_pair): Ditto.
15516 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
15517 struct dr_with_seg_len_pair against DR_OFFSET.
15518 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
15519 DR_OFFSET directly.
15521 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
15523 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
15525 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
15527 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
15528 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
15529 (pa_output_millicode_call): Likewise.
15530 (pa_output_call): Likewise.
15531 (pa_output_indirect_call): Likewise.
15532 (pa_asm_output_mi_thunk): Likewise.
15534 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15536 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
15538 2016-06-16 Martin Liska <mliska@suse.cz>
15540 * predict.c (combine_predictions_for_insn): When we find a first
15541 match predictor, we should consider just predictors with
15542 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
15543 DS theory predictor.
15544 (combine_predictions_for_bb): Likewise.
15546 2016-06-16 Jakub Jelinek <jakub@redhat.com>
15548 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
15549 with base of reference to struct.
15551 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
15553 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
15555 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15558 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
15559 progmem_swtable_section.
15560 (progmem_swtable_section): Remove.
15561 (avr_asm_function_rodata_section): Remove.
15562 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
15563 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
15565 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
15567 * config/i386/driver-i386.c (host_detect_local_cpu): Set
15568 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
15569 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
15570 signature_CENTAUR_ebx.
15571 * config/i386/i386.c (ix86_option_override_internal): Add
15572 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
15573 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
15574 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
15576 2016-06-16 Martin Liska <mliska@suse.cz>
15578 * predict.def: Add fortran loop preheader predictor.
15579 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
15580 fold IFN_BUILTIN_EXPECT with a known constant argument.
15582 2016-06-16 Martin Liska <mliska@suse.cz>
15584 * predict.def: Add 'Fortran' to display text of all
15585 PRED_FORTRAN_* predictors.
15587 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
15590 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
15591 [IA64_BUILTIN_NANSQ]: Ditto.
15592 (ia64_fold_builtin): New function.
15593 (TARGET_FOLD_BUILTIN): New define.
15594 (ia64_init_builtins) Declare const_string_type node.
15595 Add __builtin_nanq and __builtin_nansq builtin functions.
15596 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
15598 2016-06-16 Nick Clifton <nickc@redhat.com>
15600 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
15601 MSP430_HWMULT_ prefix to enum values.
15602 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
15603 * config/msp430/msp430.c: Update use of enum values.
15604 * config/msp430/msp430.md: Likewise.
15605 * config/msp430/msp430.opt: Likewise.
15607 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
15609 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
15610 of comparsions in the last iteration.
15612 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
15613 Joern Rennecke <joern.rennecke@embecosm.com>
15615 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
15617 (arc_needs_pcl_p): Add GOTOFFPC.
15618 (arc_legitimate_pic_addr_p): Likewise.
15619 (arc_output_pic_addr_const): Likewise.
15620 (arc_legitimize_pic_address): Generate a pc-relative address using
15622 (arc_output_libcall): Use @pcl syntax.
15623 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
15624 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
15625 (*movsi_insn): Use @pcl syntax.
15626 (doloop_begin_i): Likewise.
15628 2016-06-16 Martin Liska <mliska@suse.cz>
15630 * predict.def: Define a new predictor.
15632 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
15634 * config/arc/arc.opt (mtp-regno): Update text.
15636 2016-06-16 Renlin Li <renlin.li@arm.com>
15638 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
15640 2016-06-16 Jakub Jelinek <jakub@redhat.com>
15643 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
15644 (setcc + and peephole2): Likewise.
15646 PR rtl-optimization/71532
15647 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
15650 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
15652 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
15653 DImode constants with XXSPLTIB in vector registers.
15654 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
15655 vsx_extract_<mode>_internal{1,2} into a single insn that handles
15656 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
15657 extraction of the element at the top of the register as a scalar
15659 (vsx_extract_<mode>_internal1): Likewise.
15660 (vsx_extract_<mode>_internal2): Likewise.
15661 * config/rs6000/constraints.md (wi constraint): Remove a comment
15662 about DImode not being allowed in Altivec registers.
15663 (wB constraint): New constraint for constants that can be
15664 generated in Altivec registers with VSPLTISW/VUPKHSW.
15665 * config/rs6000/predicates.md (xxspltib_constant_split): Update
15667 (xxspltib_constant_nosplit): Likewise.
15668 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
15669 support for -mupper-regs-di to enable DImode to go into Altivec
15671 (POWERPC_MASKS): Likewise.
15672 (power7 cpu): Likewise.
15673 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
15674 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
15675 for DImode being allowed in Altivec registers. Update wi/wj
15676 constraints. Set scalar_in_vmx_p flag.
15677 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
15678 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
15679 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
15680 (rs6000_opt_masks): Add -mupper-regs-di.
15681 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
15682 direct move to use wi and not wj.
15683 (lfiwzx): Likewise.
15684 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
15686 (floatunssi<mode>2_lfiwzx_mem): Likewise.
15687 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
15688 any VSX register, instead of just Altivec registers, to allow
15689 either operand to be an Altivec register or both.
15690 (fixuns_trunc<mode>di2_fctiduz): Likewise.
15691 (movdi_internal32): Add support for -mupper-regs-di. Add support
15692 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
15693 the alternatives and attributes to be lined up to be easier to
15695 (movdi_internal64): Likewise.
15696 (64-bit DImode splitters): Change predicates to only split loading
15697 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
15698 load constants in ISA 3.0 or ISA 2.07 respectively.
15699 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
15700 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
15701 mention -mcpu=power9 sets these options.
15702 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
15705 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15708 * config/avr/avr.c (avr_set_current_function): Warn misspelled
15709 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
15710 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
15711 by default to warn misspelled interrupt/ signal handler.
15712 * doc/invoke.texi (AVR Options): Document it. Update description
15713 for -nodevicelib option.
15715 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15717 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
15718 up parentheses. Use GET_MODE_UNIT_BITSIZE.
15719 (aarch64_<sur>shll2_n<mode>): Likewise.
15721 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
15723 PR middle-end/71529
15724 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
15725 DECL_CONTEXT for copied arguments.
15727 2016-06-15 Alan Hayward <alan.hayward@arm.com>
15729 PR tree-optimization/71483
15730 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
15733 2016-06-15 Martin Liska <mliska@suse.cz>
15735 * predict.c (tree_predict_by_opcode): Call predict_edge_def
15736 instead of predict_edge w/o a probability.
15738 2016-06-15 Alan Hayward <alan.hayward@arm.com>
15740 PR tree-optimization/71439
15741 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
15744 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15746 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
15747 register subregs in SET_SRC.
15749 2016-06-15 Richard Biener <rguenther@suse.de>
15751 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
15752 store restrictions.
15754 2016-06-15 Richard Biener <rguenther@suse.de>
15756 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
15757 not consider dependences between accesses that belong to the
15759 (vect_analyze_data_ref_dependences): Do not analyze read-read
15760 or self-dependences.
15762 2016-06-14 David Malcolm <dmalcolm@redhat.com>
15764 * spellcheck-tree.c: Include spellcheck-tree.h rather than
15766 (find_closest_identifier): Reimplement in terms of
15767 best_match<tree,tree>.
15768 * spellcheck-tree.h: New file.
15769 * spellcheck.c (struct edit_distance_traits<const char *>): New
15771 (find_closest_string): Reimplement in terms of
15772 best_match<const char *, const char *>.
15773 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
15774 overload to spellcheck-tree.h.
15775 (find_closest_identifier): Likewise.
15776 (struct edit_distance_traits<T>): New template.
15777 (class best_match): New class.
15779 2016-06-14 David Malcolm <dmalcolm@redhat.com>
15781 * selftest-run-tests.c (selftest::run_tests): Call
15782 selftest::spellcheck_tree_c_tests.
15783 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
15784 * spellcheck-tree.c: Include selftest.h and stringpool.h.
15785 (selftest::test_find_closest_identifier): New function.
15786 (selftest::spellcheck_tree_c_tests): New function.
15787 * spellcheck.c (selftest::test_find_closest_string): Verify that
15788 the order of the vec does not affect the results for this case.
15789 (selftest::test_data): New array.
15790 (selftest::test_metric_conditions): New function.
15791 (selftest::spellcheck_c_tests): Add a test of case-comparison.
15792 Call selftest::test_metric_conditions.
15794 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15796 * config/rs6000/rs6000-builtin.def (commentary): Typo.
15797 (BU_P9_MISC_1): Likewise.
15798 (BU_P9_64BIT_MISC_0): Likewise.
15799 (BU_P9_MISC_0): Likewise.
15801 2016-06-14 David Malcolm <dmalcolm@redhat.com>
15803 * gcc-rich-location.c
15804 (gcc_rich_location::add_fixit_misspelled_id): New method.
15805 * gcc-rich-location.h
15806 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
15808 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
15810 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
15811 FreeBSD 11 and above.
15813 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
15815 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
15817 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15819 * expmed.h: Close parenthesis in "at your option" in copyright
15821 * lower-subreg.h: Likewise.
15823 2016-06-14 Richard Biener <rguenther@suse.de>
15825 PR middle-end/71526
15826 * genmatch.c (expr::gen_transform): Use in_type for comparisons
15829 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15831 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
15833 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
15834 mask+shift version.
15835 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
15837 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
15838 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
15840 2016-06-14 Richard Biener <rguenther@suse.de>
15842 PR tree-optimization/71522
15843 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
15844 copying into float copying.
15846 2016-06-14 Jakub Jelinek <jakub@redhat.com>
15848 PR tree-optimization/71520
15849 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
15850 (replace_block_by): Move user labels from bb1 to bb2.
15852 2016-06-14 Richard Biener <rguenther@suse.de>
15854 PR middle-end/71310
15856 * expr.h (get_bit_range): Declare.
15857 * expr.c (get_bit_range): Export.
15858 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
15859 word_mode again to constrain the bitfield access.
15861 2016-06-14 Richard Biener <rguenther@suse.de>
15863 PR tree-optimization/71521
15864 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
15865 division int_const_binop against zero divisor.
15867 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
15869 * config/i386/i386.md (signbittf2): New expander.
15870 * config/i386/sse.md (ptesttf2): New insn pattern.
15872 2016-06-13 David Malcolm <dmalcolm@redhat.com>
15875 * input.c (selftest::test_reading_source_line): Avoid reading from
15876 __FILE__ by creating a tempfile with known content and reading
15879 2016-06-13 David Malcolm <dmalcolm@redhat.com>
15881 * pretty-print.c (assert_pp_format_colored): Skip the test if
15883 (test_pp_format): Remove comment about GCC_COLORS.
15885 2016-06-13 David Malcolm <dmalcolm@redhat.com>
15887 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
15888 * pretty-print.c (assert_pp_format_va): Add location param and use
15889 it with ASSERT_STREQ_AT.
15890 (assert_pp_format): Add location param and pass it to
15891 assert_pp_format_va.
15892 (assert_pp_format_colored): Likewise.
15893 (ASSERT_PP_FORMAT_1): New.
15894 (ASSERT_PP_FORMAT_2): New.
15895 (ASSERT_PP_FORMAT_3): New.
15896 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
15897 explicitly, or implicitly via the above macros.
15898 * selftest.c (selftest::pass): Use a selftest::location rather
15899 than file and line.
15900 (selftest::fail): Likewise. Print the function name.
15901 (selftest::fail_formatted): Likewise.
15902 (selftest::assert_streq): Use a selftest::location rather than
15904 * selftest.h (selftest::location): New struct.
15905 (SELFTEST_LOCATION): New macro.
15906 (selftest::pass): Accept a const location & rather than file
15908 (selftest::fail): Likewise.
15909 (selftest::fail_formatted): Likewise.
15910 (selftest::assert_streq): Likewise.
15911 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
15912 (ASSERT_FALSE): Likewise.
15913 (ASSERT_EQ): Likewise.
15914 (ASSERT_NE): Likewise.
15915 (ASSERT_STREQ): Likewise.
15916 (ASSERT_PRED1): Likewise.
15917 (ASSERT_STREQ_AT): New macro.
15919 2016-06-13 David Malcolm <dmalcolm@redhat.com>
15921 * selftest.c (selftest::fail_formatted): New function.
15922 (selftest::assert_streq): New function.
15923 * selftest.h (selftests::fail_formatted): New decl.
15924 (selftest::assert_streq): New decl.
15925 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
15927 2016-06-13 Jeff Law <law@redhat.com>
15929 PR tree-optimization/71403
15930 * tree-ssa-threadbackward.c
15931 (convert_and_register_jump_thread_path): No longer accept reference
15932 to path. Do not pop items off the path anymore.
15933 (fsm_find_control_statement_thread_paths): Do not allow threading
15934 to a deeper loop nest. Pop the last item off the path here rather
15935 than in convert_and_register_jump_thread_path.
15937 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
15938 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
15940 [AArch64] Emit division using the Newton series
15942 * config/aarch64/aarch64-protos.h
15943 (cpu_approx_modes): Add new member "division".
15944 (aarch64_emit_approx_div): Declare new function.
15945 * config/aarch64/aarch64.c
15946 (generic_approx_modes): New member "division".
15947 (exynosm1_approx_modes): Likewise.
15948 (xgene1_approx_modes): Likewise.
15949 (aarch64_emit_approx_div): Define new function.
15950 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
15951 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
15952 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
15953 * doc/invoke.texi (-mlow-precision-div): Describe new option.
15955 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
15956 Wilco Dijkstra <wilco.dijkstra@arm.com>
15958 [AArch64] Emit square root using the Newton series
15960 * config/aarch64/aarch64-protos.h
15961 (aarch64_emit_approx_rsqrt): Replace with new function
15962 "aarch64_emit_approx_sqrt".
15963 (cpu_approx_modes): New member "sqrt".
15964 * config/aarch64/aarch64.c
15965 (generic_approx_modes): New member "sqrt".
15966 (exynosm1_approx_modes): Likewise.
15967 (xgene1_approx_modes): Likewise.
15968 (aarch64_emit_approx_rsqrt): Replace with new function
15969 "aarch64_emit_approx_sqrt".
15970 (aarch64_override_options_after_change_1): Handle new option.
15971 * config/aarch64/aarch64-simd.md
15972 (rsqrt<mode>2): Use new function instead.
15973 (sqrt<mode>2): New expansion and insn definitions.
15974 * config/aarch64/aarch64.md: Likewise.
15975 * config/aarch64/aarch64.opt
15976 (mlow-precision-sqrt): Add new option description.
15977 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
15979 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
15981 [AArch64] Add more choices for the reciprocal square root approximation
15983 Allow a target to prefer such operation depending on the operation mode.
15985 * config/aarch64/aarch64-protos.h
15986 (AARCH64_APPROX_MODE): New macro.
15987 (AARCH64_APPROX_{NONE,ALL}): Likewise.
15988 (cpu_approx_modes): New structure.
15989 (tune_params): New member "approx_modes".
15990 * config/aarch64/aarch64-tuning-flags.def
15991 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
15992 * config/aarch64/aarch64.c
15993 (generic_approx_modes): New core "cpu_approx_modes" structure.
15994 (exynosm1_approx_modes): Likewise.
15995 (xgene1_approx_modes): Likewise.
15996 (generic_tunings): New member "approx_modes".
15997 (cortexa35_tunings): Likewise.
15998 (cortexa53_tunings): Likewise.
15999 (cortexa57_tunings): Likewise.
16000 (cortexa72_tunings): Likewise.
16001 (exynosm1_tunings): Likewise.
16002 (thunderx_tunings): Likewise.
16003 (xgene1_tunings): Likewise.
16004 (use_rsqrt_p): New argument for the mode and use new member from
16006 (aarch64_builtin_reciprocal): Devise mode from builtin.
16007 (aarch64_optab_supported_p): New argument for the mode.
16008 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
16010 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
16012 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
16013 RS6000_BTM_MODULO flag into the set of flags that are considered
16014 to be part of the common configuration.
16016 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
16018 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
16019 difference unsigned.
16020 (vec_absdb): New macro for vector absolute difference unsigned
16022 (vec_absdh): New macro for vector absolute difference unsigned
16024 (vec_absdw): New macro for vector absolute difference unsigned word.
16025 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
16026 (vadu<mode>3): New insn.
16027 (*p9_vadu<mode>3): New insn.
16028 * config/rs6000/rs6000-builtin.def (vadub): New built-in
16030 (vaduh): New built-in definition.
16031 (vaduw): New built-in definition.
16032 (vadu): New overloaded built-in definition.
16033 (vadub): New overloaded built-in definition.
16034 (vaduh): New overloaded built-in definition.
16035 (vaduw): New overloaded built-in definition.
16036 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16037 overloaded vector absolute difference unsigned functions.
16038 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
16039 the ISA 3.0 vector absolute difference unsigned built-in functions.
16041 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
16043 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
16044 update shared_lookup_references only once after changing operands.
16046 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
16048 PR middle-end/71373
16049 * tree-nested.c (convert_nonlocal_omp_clauses)
16050 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
16052 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
16053 * tree.def (CASE_LABEL_EXPR): Likewise.
16055 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
16058 * input.c (test_builtins): Fix an assertion.
16060 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
16062 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
16063 (paritysi2): Ditto.
16065 (isinf<mode>2): Ditto.
16067 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
16069 * ggc-tests.c (test_finalization): Only test need_finalization_p
16070 for GCC_VERSION >= 4003.
16072 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16074 * config/s390/vecintrin.h: Fix file description in comment.
16076 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16078 * config/s390/s390-builtin-types.def: Change builtin type naming
16079 scheme to match builtin-types.def.
16081 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
16083 * fold-const.c (optimize_minmax_comparison): Remove.
16084 (fold_comparison): Remove call to the above.
16085 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
16086 New transformations.
16088 2016-06-13 Alan Hayward <alan.hayward@arm.com>
16090 PR tree-optimization/71416
16091 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
16094 2016-06-13 Martin Liska <mliska@suse.cz>
16096 * predict.c (enum predictor_reason): Prefix enum with REASON_.
16097 (combine_predictions_for_insn): Likewise.
16098 (prune_predictions_for_bb): Likewise.
16099 (combine_predictions_for_bb): Likewise.
16101 2016-06-13 Richard Biener <rguenther@suse.de>
16103 PR tree-optimization/71505
16104 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
16105 assert match comment.
16107 2016-06-13 Marek Polacek <polacek@redhat.com>
16109 PR middle-end/71476
16110 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
16111 gimplify_switch_expr.
16112 (warn_switch_unreachable_r): New function.
16114 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16117 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
16120 2016-06-13 Richard Biener <rguenther@suse.de>
16122 PR middle-end/64516
16123 * fold-const.c (fold_unary_loc): Preserve alignment when
16124 folding a VIEW_CONVERT_EXPR into a MEM_REF.
16126 2016-06-13 Martin Liska <mliska@suse.cz>
16129 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
16130 w/ -fsanitize=bounds.
16132 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
16134 * config/i386/i386.c (ix86_init_builtins): Calculate
16135 FLOAT128_FTYPE_CONST_STRING function type only once.
16136 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
16137 built-in functions are available for x86-32 and x86-64 targets.
16139 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
16142 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
16143 New primitive type.
16144 (FLOAT128_FTYPE_CONST_STRING): New function type.
16145 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
16146 [IX86_BUILTIN_NANSQ]: Ditto.
16147 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
16148 (ix86_init_builtin_types): Declare const_string_type_node.
16149 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
16151 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
16152 * doc/extend.texi (x86 Built-in Functions): Document
16153 __builtin_nanq and __builtin_nansq.
16155 2016-06-11 Jiong Wang <jiong.wang@arm.com>
16158 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
16159 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
16160 length for pop patterns.
16161 (arm_attr_length_push_multi): Update comments.
16162 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
16164 (*pop_multiple_with_writeback_and_return): Likewise.
16165 (*pop_multiple_with_return): Likewise.
16167 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
16169 PR middle-end/71310
16170 * fold-const.c (optimize_bit_field_compare): Don't try to use
16171 word_mode unconditionally for reading the bit field, look at
16172 DECL_BIT_FIELD_REPRESENTATIVE instead.
16174 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
16176 PR middle-end/71478
16177 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
16178 vector integer type.
16180 2016-06-10 Jakub Jelinek <jakub@redhat.com>
16182 PR middle-end/71494
16183 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
16184 without LABEL_DECL, set *handled_ops_p to false instead of true.
16186 2016-06-10 Martin Sebor <msebor@redhat.com>
16189 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
16190 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
16191 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
16193 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
16194 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
16195 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
16196 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
16197 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
16198 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
16199 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
16200 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
16202 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
16204 * config/arm/arm.h (pool_vector_label,
16205 return_used_this_function): Remove.
16207 2016-06-10 Jeff Law <law@redhat.com>
16209 PR tree-optimization/71335
16210 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
16211 zero length paths here.
16212 (convert_and_register_jump_thread_path): Remove hacks related to
16213 duplicated blocks in the jump thread path.
16214 (fsm_find_control_statement_thread_paths): Avoid putting the same
16215 block on the thread path twice, but ensure the thread path is
16216 unchanged from the caller's point of view.
16218 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
16220 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
16221 * predict.def (PRED_LOOP_BRANCH): Remove.
16223 2016-06-10 David Malcolm <dmalcolm@redhat.com>
16225 * Makefile.in (OBJS): Add ggc-tests.o.
16226 (GTFILES): Add ggc-tests.c.
16227 * ggc-tests.c: New file.
16228 * selftest-run-tests.c (selftest::run_tests): Call
16229 selftest::ggc_tests_c_tests.
16230 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
16232 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
16234 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
16236 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
16239 * varasm.c (place_block_symbol): Adjust alignment for asan protected
16240 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
16242 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
16244 * profile.c: Include cfgloop.h.
16245 (branch_prob): Compute estimated number of iterations.
16246 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
16247 recompute estimate number of iterations from profile.
16249 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
16251 PR inline-asm/68843
16252 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
16253 must be grouped on top of stack. Don't force early clobber
16254 on ordinary reg outputs.
16256 2016-06-10 Richard Biener <rguenther@suse.de>
16258 * targhooks.c (default_builtin_vectorization_cost): Adjust
16259 vec_construct cost.
16261 2016-06-10 Richard Biener <rguenther@suse.de>
16263 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
16264 to fold the RHS to a constant if possible.
16266 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
16268 PR middle-end/71373
16269 * tree-nested.c (convert_nonlocal_omp_clauses)
16270 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
16271 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
16272 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
16274 * gimplify.c (gimplify_adjust_omp_clauses): Discard
16276 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
16278 * omp-low.c (scan_sharing_clauses): Don't expect
16279 OMP_CLAUSE__CACHE_.
16281 2016-06-10 Alan Hayward <alan.hayward@arm.com>
16283 PR tree-optimization/71407
16284 PR tree-optimization/71416
16285 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
16286 BIT_FIELD_REF type.
16288 2016-06-10 Richard Biener <rguenther@suse.de>
16290 PR middle-end/71477
16291 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
16293 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
16295 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
16297 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
16298 Jiong Wang <jiong.wang@arm.com>
16300 PR rtl-optimization/70751
16301 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
16302 spilled into memory.
16304 2016-06-09 Jonathan Yong <10walls@gmail.com>
16307 2015-09-21 Jonathan Yong <10walls@gmail.com>
16309 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
16310 sysroot/usr/lib/32api for additional win32 libraries,
16311 fixes failing Cygwin bootstrapping.
16313 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
16315 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
16318 2016-06-09 David Malcolm <dmalcolm@redhat.com>
16321 * pretty-print.c (pp_indent): Specify that %p is printed in a
16322 host-dependent manner.
16323 (test_pp_format): Remove the test for %p.
16325 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
16327 * config/mips/mips.c (mips_output_jump): Fix formatting.
16329 2016-06-09 Richard Biener <rguenther@suse.de>
16331 PR tree-optimization/71462
16332 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
16335 2016-06-09 Martin Liska <mliska@suse.cz>
16337 * predict.c (dump_prediction): Add new argument.
16338 (enum predictor_reason): New enum.
16339 (struct predictor_hash): New struct.
16340 (predictor_hash::hash): New function.
16341 (predictor_hash::equal): Likewise.
16342 (not_removed_prediction_p): New function.
16343 (prune_predictions_for_bb): Likewise.
16344 (combine_predictions_for_bb): Prune predictions.
16346 2016-06-09 Martin Liska <mliska@suse.cz>
16348 * predict.c (filter_predictions): New function.
16349 (remove_predictions_associated_with_edge): Use the filter
16351 (equal_edge_p): New function.
16353 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
16355 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
16356 Correct usage of @samp vs @option, add @samp where appropriate.
16357 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
16358 Add armv6s-m and document it, as it is no official ARM name.
16360 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16362 * ifcvt.c (struct noce_if_info): Add transform_name field.
16363 (noce_try_move): Set if_info->transform_name to the function name.
16364 (noce_try_ifelse_collapse): Likewise.
16365 (noce_try_store_flag): Likewise.
16366 (noce_try_inverse_constants): Likewise.
16367 (noce_try_store_flag_constants): Likewise.
16368 (noce_try_addcc): Likewise.
16369 (noce_try_store_flag_mask): Likewise.
16370 (noce_try_cmove): Likewise.
16371 (noce_try_cmove_arith): Likewise.
16372 (noce_try_minmax): Likewise.
16373 (noce_try_abs): Likewise.
16374 (noce_try_sign_mask): Likewise.
16375 (noce_try_bitop): Likewise.
16376 (noce_convert_multiple_sets): Likewise.
16377 (noce_process_if_block): Print if_info->transform_name to
16378 dump_file if transformation succeeded.
16380 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16382 * config/arm/cortex-a57.md (cortex_a57_alu):
16385 2016-06-08 Martin Sebor <msebor@redhat.com>
16386 Jakub Jelinek <jakub@redhat.com>
16390 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
16391 BUILT_IN_MUL_OVERFLOW_P): New builtins.
16392 * builtins.c: Include gimple-fold.h.
16393 (fold_builtin_arith_overflow): Handle
16394 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
16395 (fold_builtin_3): Likewise.
16396 * doc/extend.texi (Integer Overflow Builtins): Document
16397 __builtin_{add,sub,mul}_overflow_p.
16399 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
16401 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
16402 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
16404 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
16406 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
16407 Rewrite, looking one level down for records and arrays.
16409 2016-06-08 David Malcolm <dmalcolm@redhat.com>
16411 * pretty-print.c: Include "selftest.h".
16412 (pp_format): Fix comment.
16413 (identifier_to_locale): Likewise.
16414 (selftest::test_basic_printing): New function.
16415 (selftest::assert_pp_format): New function.
16416 (selftest::test_pp_format): New function.
16417 (selftest::pretty_print_c_tests): New function.
16418 * selftest-run-tests.c (selftest::run_tests): Call
16419 selftest::pretty_print_c_tests.
16420 * selftest.h (pretty_print_c_tests): New declaration.
16422 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
16424 * invoke.texi (max-loop-headers-insns): Document.
16425 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
16426 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
16427 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
16429 2016-06-08 Richard Biener <rguenther@suse.de>
16431 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
16432 on strided SLP loads and fall back to scalar loads in case
16433 we can't chunk them.
16435 2016-06-08 Richard Biener <rguenther@suse.de>
16437 PR tree-optimization/71452
16438 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
16439 type used for the SSA rewrite has enough precision to cover
16440 the dynamic type of the location.
16442 2016-06-08 Jakub Jelinek <jakub@redhat.com>
16443 Richard Biener <rguenther@suse.de>
16446 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
16447 the same as DECL_P (base0) for indirect_base0. Use equality_code
16448 in one further place.
16450 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
16452 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
16453 to one word if the field is known to overlap other words.
16454 (extract_bit_field_1): Likewise.
16455 (store_split_bit_field): Remove compensating code.
16456 (extract_split_bit_field): Likewise.
16458 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
16462 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
16464 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16466 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
16468 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
16469 (arch64_addpv4sf): Delete.
16470 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
16471 "gen_aarch64_addpv4sf".
16472 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
16474 (vpadds_f32): Likewise.
16475 (vpaddq_f32): Likewise.
16476 (vpaddq_f64): Likewise.
16478 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16480 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
16482 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
16483 to VALLF. Rename to "fabd<mode>3".
16484 "*fabd_scalar<mode>3): Delete.
16485 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
16487 (vabdd_f64): Likewise.
16488 (vabd_f32): Likewise.
16489 (vabd_f64): Likewise.
16490 (vabdq_f32): Likewise.
16491 (vabdq_f64): Likewise.
16493 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16495 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
16497 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
16498 "aarch64_rsqrts<mode>".
16499 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
16500 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
16502 (vrsqrtsd_f64): Likewise.
16503 (vrsqrts_f32): Likewise.
16504 (vrsqrts_f64): Likewise.
16505 (vrsqrtsq_f32): Likewise.
16506 (vrsqrtsq_f64): Likewise.
16508 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16510 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
16512 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
16513 "aarch64_rsqrte<mode>".
16514 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
16515 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
16517 (vrsqrted_f64): Likewise.
16518 (vrsqrte_f32): Likewise.
16519 (vrsqrte_f64): Likewise.
16520 (vrsqrteq_f32): Likewise.
16521 (vrsqrteq_f64): Likewise.
16523 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16525 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
16527 (fcvtzs): Likewise.
16528 (fcvtzu): Likewise.
16529 * config/aarch64/aarch64-simd.md
16530 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
16531 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
16532 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
16534 (vcvt_n_f32_u32): Likewise.
16535 (vcvt_n_s32_f32): Likewise.
16536 (vcvt_n_u32_f32): Likewise.
16537 (vcvtq_n_f32_s32): Likewise.
16538 (vcvtq_n_f32_u32): Likewise.
16539 (vcvtq_n_f64_s64): Likewise.
16540 (vcvtq_n_f64_u64): Likewise.
16541 (vcvtq_n_s32_f32): Likewise.
16542 (vcvtq_n_s64_f64): Likewise.
16543 (vcvtq_n_u32_f32): Likewise.
16544 (vcvtq_n_u64_f64): Likewise.
16545 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
16546 (VSDQ_SDI): Likewise.
16547 (fcvt_target): Support V4DI, V4SI and V2SI.
16548 (FCVT_TARGET): Likewise.
16550 2016-06-08 Jiong Wang <jiong.wang@arm.com>
16552 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
16553 (TYPES_BINOP_SUS): Likewise.
16554 (aarch64_simd_builtin_data): Update include file name.
16555 (aarch64_builtins): Likewise.
16556 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
16557 for conversion between scalar float-point and fixed-point.
16559 (fcvtzs): Likewise.
16560 (fcvtzu): Likewise.
16561 * config/aarch64/aarch64.md
16562 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
16563 pattern for conversion between scalar float to fixed-pointer.
16564 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
16565 (UNSPEC_FCVTZS): New UNSPEC enumeration.
16566 (UNSPEC_FCVTZU): Likewise.
16567 (UNSPEC_SCVTF): Likewise.
16568 (UNSPEC_UCVTF): Likewise.
16569 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
16571 (vcvtd_n_f64_u64): Likewise.
16572 (vcvtd_n_s64_f64): Likewise.
16573 (vcvtd_n_u64_f64): Likewise.
16574 (vcvtd_n_f32_s32): Likewise.
16575 (vcvts_n_f32_u32): Likewise.
16576 (vcvtd_n_s32_f32): Likewise.
16577 (vcvts_n_u32_f32): Likewise.
16578 * config/aarch64/iterators.md (fcvt_target): Support integer to float
16580 (FCVT_TARGET): Likewise.
16581 (FCVT_FIXED2F): New iterator.
16582 (FCVT_F2FIXED): Likewise.
16583 (fcvt_fixed_insn): New define_int_attr.
16585 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
16587 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
16588 some statements was removed.
16590 2016-06-08 Alan Hayward <alan.hayward@arm.com>
16592 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
16593 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
16594 (vect_can_advance_ivs_p): likewise.
16595 (vect_update_ivs_after_vectorizer): likewise.
16596 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
16597 (vect_analyze_scalar_cycles_1): likewise.
16598 (vect_analyze_loop_operations): likewise.
16599 (report_vect_op): likewise.
16600 (vect_is_slp_reduction): likewise.
16601 (vect_is_simple_reduction): likewise.
16602 (get_initial_def_for_induction): likewise.
16603 (vect_transform_loop): likewise.
16604 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
16605 (vect_recog_sad_pattern): likewise.
16606 (vect_recog_widen_sum_pattern): likewise.
16607 (vect_recog_widening_pattern): likewise.
16608 (vect_recog_divmod_pattern): likewise.
16609 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
16610 (vect_analyze_slp_instance): likewise.
16611 (vect_transform_slp_perm_load): likewise.
16612 (vect_schedule_slp_instance): likewise.
16614 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
16616 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
16617 (return_prediction): PRED_CONST_RETURN predict return as not taken.
16618 * predict.def (PRED_CONTINUE): Change hitrate 50->67
16619 (PRED_LOOP_BRANCH): Document predictor as broken.
16620 (PRED_LOOP_EXIT): Change hitrate 91->92.
16621 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
16622 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
16623 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
16624 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
16625 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
16626 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
16627 (PRED_CALL): Chane hitrate 71->67.
16628 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
16629 (PRED_GOTO): Document as unused right now.
16630 (PRED_CONST_RETURN): Change hitrate 67->69
16631 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
16632 (PRED_NULL_RETURN): Change hitrate 91->90.
16633 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
16634 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
16635 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
16637 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
16639 * config/rs6000/altivec.h: Add __builtin_vec_mul.
16640 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
16641 special case Altivec builtin.
16642 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
16643 VSX_BUILTIN_VEC_MUL (replaced with special case code).
16644 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
16645 code for ALTIVEC_BUILTIN_VEC_MUL.
16646 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
16647 for __builtin_vec_mul.
16649 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
16651 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
16654 2016-06-07 David Malcolm <dmalcolm@redhat.com>
16656 * spellcheck.c (selftest::test_find_closest_string): New function.
16657 (spellcheck_c_tests): Call the above.
16659 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16661 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
16663 2016-06-07 Jakub Jelinek <jakub@redhat.com>
16665 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
16666 Yv=Yv,C alternatives.
16668 2016-06-07 Richard Biener <rguenther@suse.de>
16671 * common.opt (ffast-math): Make Optimization.
16673 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
16674 Prachi Godbole <prachi.godbole@imgtec.com>
16676 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
16677 `fabs' and `fneg' type attributes.
16678 (p5600_fpu_fabs): Add `fmove' to the comment.
16680 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
16682 * gimple.c: Include builtins.h
16683 (gimple_inexpensive_call_p): New function.
16684 * gimple.h (gimple_inexpensive_call_p): Declare.
16685 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
16686 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
16689 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
16691 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
16692 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
16693 warning_at_rich_loc, warning_n, pedwarn, permerror,
16694 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
16695 sorry, fatal_error, internal_error, internal_error_no_backtrace):
16698 2016-06-07 Richard Biener <rguenther@suse.de>
16700 PR tree-optimization/71428
16701 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
16702 BIT_FIELD_REF op vs. load.
16704 2016-06-07 Richard Biener <rguenther@suse.de>
16706 PR middle-end/71423
16707 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
16710 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
16712 * config/pa/pa.md (call): Generate indirect long calls to non-local
16713 functions on TARGET_64BIT.
16714 (call_value): Likewise.
16716 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
16718 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
16719 pattern and subsequent splitters.
16720 (call_val_reg_64bit_post_reload): Likewise.
16722 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
16724 PR middle-end/71408
16725 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
16726 propagate_op_to_single_use.
16728 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
16730 PR middle-end/71281
16731 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
16733 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
16735 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
16736 (enum x86_dirflag_state): New enum.
16737 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
16738 (machine_function): Remove needs_cld.
16739 (ix86_current_function_needs_cld): Remove.
16740 * config/i386/i386.c (ix86_set_func_type): Set
16741 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
16742 (ix86_expand_prologue): Do not emit CLD here.
16743 (ix86_dirflag_mode_needed): New function.
16744 (ix86_dirflag_mode_entry): Ditto.
16745 (ix86_mode_needed): Handle X86_DIRFLAG entity.
16746 (ix86_mode_after): Ditto.
16747 (ix86_mode_entry): Ditto.
16748 (ix86_mode_exit): Ditto.
16749 (ix86_emit_mode_set): Ditto.
16750 * config/i386/i386.md (strmov_singleop): Set
16751 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
16752 Do not set ix86_current_function_needs_cld.
16754 (strset_singleop): Ditto.
16756 (cmpstrnqi_nz_1): Ditto.
16757 (cmpstrnqi_1): Ditto.
16758 (strlenqi_1): Ditto.
16760 2016-06-06 Jakub Jelinek <jakub@redhat.com>
16762 PR tree-optimization/71259
16763 * tree-vect-slp.c (vect_get_constant_vectors): For
16764 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
16765 one for constant op, and use COND_EXPR for non-constant.
16767 2016-06-06 David Malcolm <dmalcolm@redhat.com>
16769 * Makefile.in (OBJS): Add function-tests.o,
16770 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
16771 selftest-run-tests.o.
16772 (OBJS-libcommon): Add selftest.o.
16773 (OBJS-libcommon-target): Add selftest.o.
16774 (all.internal): Add "selftest".
16775 (all.cross): Likewise.
16776 (selftest): New phony target.
16777 (s-selftest): New target.
16778 (selftest-gdb): New phony target.
16779 (COLLECT2_OBJS): Add selftest.o.
16780 * bitmap.c: Include "selftest.h".
16781 (selftest::test_gc_alloc): New function.
16782 (selftest::test_set_range): New function.
16783 (selftest::test_clear_bit_in_middle): New function.
16784 (selftest::test_copying): New function.
16785 (selftest::test_bitmap_single_bit_set_p): New function.
16786 (selftest::bitmap_c_tests): New function.
16787 * common.opt (fself-test): New.
16788 * diagnostic-show-locus.c: Include "selftest.h".
16789 (make_range): New function.
16790 (test_range_contains_point_for_single_point): New function.
16791 (test_range_contains_point_for_single_line): New function.
16792 (test_range_contains_point_for_multiple_lines): New function.
16793 (assert_eq): New function.
16794 (test_get_line_width_without_trailing_whitespace): New function.
16795 (selftest::diagnostic_show_locus_c_tests): New function.
16796 * et-forest.c: Include "selftest.h".
16797 (selftest::test_single_node): New function.
16798 (selftest::test_simple_tree): New function.
16799 (selftest::test_disconnected_nodes): New function.
16800 (selftest::et_forest_c_tests): New function.
16801 * fold-const.c: Include "selftest.h".
16802 (selftest::assert_binop_folds_to_const): New function.
16803 (selftest::assert_binop_folds_to_nonlvalue): New function.
16804 (selftest::test_arithmetic_folding): New function.
16805 (selftest::fold_const_c_tests): New function.
16806 * function-tests.c: New file.
16807 * gimple.c: Include "selftest.h".
16808 Include "gimple-pretty-print.h".
16809 (selftest::verify_gimple_pp): New function.
16810 (selftest::test_assign_single): New function.
16811 (selftest::test_assign_binop): New function.
16812 (selftest::test_nop_stmt): New function.
16813 (selftest::test_return_stmt): New function.
16814 (selftest::test_return_without_value): New function.
16815 (selftest::gimple_c_tests): New function.
16816 * hash-map-tests.c: New file.
16817 * hash-set-tests.c: New file.
16818 * input.c: Include "selftest.h".
16819 (selftest::assert_loceq): New function.
16820 (selftest::test_accessing_ordinary_linemaps): New function.
16821 (selftest::test_unknown_location): New function.
16822 (selftest::test_builtins): New function.
16823 (selftest::test_reading_source_line): New function.
16824 (selftest::input_c_tests): New function.
16825 * rtl-tests.c: New file.
16826 * selftest-run-tests.c: New file.
16827 * selftest.c: New file.
16828 * selftest.h: New file.
16829 * spellcheck.c: Include "selftest.h".
16830 (selftest::levenshtein_distance_unit_test_oneway): New function,
16831 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
16832 (selftest::levenshtein_distance_unit_test): Likewise.
16833 (selftest::spellcheck_c_tests): Likewise.
16834 * toplev.c: Include selftest.h.
16835 (toplev::run_self_tests): New.
16836 (toplev::main): Handle -fself-test.
16837 * toplev.h (toplev::run_self_tests): New.
16838 * tree.c: Include "selftest.h".
16839 (selftest::test_integer_constants): New function.
16840 (selftest::test_identifiers): New function.
16841 (selftest::test_labels): New function.
16842 (selftest::tree_c_tests): New function.
16843 * tree-cfg.c: Include "selftest.h".
16844 (selftest::push_fndecl): New function.
16845 (selftest::test_linear_chain): New function.
16846 (selftest::test_diamond): New function.
16847 (selftest::test_fully_connected): New function.
16848 (selftest::tree_cfg_c_tests): New function.
16849 * vec.c: Include "selftest.h".
16850 (selftest::safe_push_range): New function.
16851 (selftest::test_quick_push): New function.
16852 (selftest::test_safe_push): New function.
16853 (selftest::test_truncate): New function.
16854 (selftest::test_safe_grow_cleared): New function.
16855 (selftest::test_pop): New function.
16856 (selftest::test_safe_insert): New function.
16857 (selftest::test_ordered_remove): New function.
16858 (selftest::test_unordered_remove): New function.
16859 (selftest::test_block_remove): New function.
16860 (selftest::reverse_cmp): New function.
16861 (selftest::test_qsort): New function.
16862 (selftest::vec_c_tests): New function.c.
16863 * wide-int.cc: Include selftest.h and wide-int-print.h.
16864 (selftest::from_int <wide_int>): New function.
16865 (selftest::from_int <offset_int>): New function.
16866 (selftest::from_int <widest_int>): New function.
16867 (selftest::assert_deceq): New function.
16868 (selftest::assert_hexeq): New function.
16869 (selftest::test_printing <VALUE_TYPE>): New function template.
16870 (selftest::test_ops <VALUE_TYPE>): New function template.
16871 (selftest::test_comparisons <VALUE_TYPE>): New function template.
16872 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
16874 (selftest::wide_int_cc_tests): New function.
16876 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16878 PR middle-end/37780
16879 * ifcvt.c (noce_try_ifelse_collapse): New function.
16881 (noce_process_if_block): Call noce_try_ifelse_collapse.
16882 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
16883 (simplify_ternary_operation): Use the above to simplify
16884 conditional CLZ/CTZ expressions.
16886 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16888 PR middle-end/37780
16889 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
16890 define_insn_and_split.
16892 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16894 PR middle-end/37780
16895 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
16897 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
16900 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
16901 Implicitly clobber memory for basic asm with non-empty assembler
16902 string. Use targetm.md_asm_adjust also here.
16903 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
16904 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
16905 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
16906 non-empty assembler string.
16907 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
16908 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
16909 (decode_asm_operands): Handle basic asm in PARALLEL block.
16910 (extract_insn): Handle basic asm in PARALLEL block.
16911 * doc/extend.texi: Mention new behavior of basic asm.
16912 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
16913 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
16914 branch_needs_nop_p): Use asm_noperands.
16916 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
16918 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
16919 Include the M7 SPARC DFA scheduler.
16920 New attribute v3pipe.
16921 Annotate insns with v3pipe where appropriate.
16922 Define cpu_feature vis4.
16923 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
16924 Add (V8QI "8") to vbits.
16925 Add insns {add,sub}v8qi3
16926 Add insns ss{add,sub}v8qi3
16927 Add insns us{add,sub}{v8qi,v4hi}3
16928 Add insns {min,max}{v8qi,v4hi,v2si}3
16929 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
16930 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
16931 * config/sparc/niagara4.md: Add a comment explaining the
16932 discrepancy between the documented latenty numbers and the
16934 * config/sparc/niagara7.md: New file.
16935 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
16936 supports SPARC5 and VIS 4.0 instructions.
16937 * configure: Regenerate.
16938 * config.in: Likewise.
16939 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
16940 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
16941 TARGET_CPU_niagara7.
16942 (ASM_CPU64_DEFAULT_SPEC): Likewise.
16943 (CPP_CPU_SPEC): Handle niagara7.
16944 (ASM_CPU_SPEC): Likewise.
16945 * config/sparc/sparc-opts.h (processor_type): Add
16946 PROCESSOR_NIAGARA7.
16947 (mvis4): New option.
16948 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
16949 (AS_NIAGARA7_FLAG): Define.
16950 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
16951 (CPP_CPU64_DEFAULT_SPEC): Likewise.
16952 (CPP_CPU_SPEC): Handle niagara7.
16953 (ASM_CPU_SPEC): Likewise.
16954 * config/sparc/sparc.c (niagara7_costs): Define.
16955 (sparc_option_override): Handle niagara7 and adjust cache-related
16956 parameters with better values for niagara cpus. Also support VIS4.
16957 (sparc32_initialize_trampoline): Likewise.
16958 (sparc_use_sched_lookahead): Likewise.
16959 (sparc_issue_rate): Likewise.
16960 (sparc_register_move_cost): Likewise.
16961 (dump_target_flag_bits): Support VIS4.
16962 (sparc_vis_init_builtins): Likewise.
16963 (sparc_builtins): Likewise.
16964 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
16966 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
16968 * config/sparc/sparc.opt (sparc_processor_type): New value
16970 * config/sparc/visintrin.h (__attribute__): Prototypes for the
16972 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
16974 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
16977 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
16979 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
16981 2016-06-06 Richard Biener <rguenther@suse.de>
16983 PR tree-optimization/71398
16984 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
16987 2016-06-05 James Bowman <james.bowman@ftdichip.com>
16989 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
16990 ft32_expand_prolog, ft32_expand_epilogue):
16991 Handle pretend_args.
16992 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
16993 * config/ft32/ft32.md: Add pretend_returner.
16995 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
16998 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
16999 Copy op1 RTX to avoid invalid sharing.
17000 (ix86_expand_vector_move_misalign): Ditto.
17002 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
17004 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
17007 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
17009 * predict.c (predicted_by_loop_heuristics_p): New function.
17010 (predict_iv_comparison): Use it.
17011 (predict_loops): Walk from innermost loops; do not predict edges
17012 leaving multiple loops multiple times; implement
17013 PRED_LOOP_ITERATIONS_MAX heuristics.
17014 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
17016 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
17018 * cfg.c (check_bb_profile): Do not report mismatched profiles when
17019 only edges out of BB are EH edges.
17021 2016-06-04 Martin Sebor <msebor@redhat.com>
17022 Marcin Baczyński <marbacz@gmail.com>
17025 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
17026 a void expression in a void function.
17028 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
17030 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
17031 aux; dump reasons of decisions.
17032 (should_duplicate_loop_header_p): Likewise.
17033 (do_while_loop_p): Likewise.
17034 (ch_base::copy_headers): Dump asi num insns duplicated.
17036 2016-06-04 Jakub Jelinek <jakub@redhat.com>
17038 PR tree-optimization/71405
17039 * tree-ssa.c (execute_update_addresses_taken): For clobber with
17040 incompatible type, build a new clobber with the right type instead
17041 of building a VIEW_CONVERT_EXPR around it.
17043 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
17045 PR tree-optimization/52171
17046 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
17047 by_pieces_ninsns instead of move_by_pieces_ninsns.
17049 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
17051 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
17052 for reg+reg addressing mode.
17054 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17056 * rs6000-c.c (c/c-tree.h): Add #include.
17057 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
17058 in C++ when found in the base position of vec_ld or vec_st.
17060 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
17062 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
17063 use of profile unless profile status is PROFILE_READ.
17064 * profile.c (compute_branch_probabilities): Set profile status
17065 only after reporting predictor hitrates.
17067 2016-06-03 Joseph Myers <joseph@codesourcery.com>
17071 * common.opt (ffp-int-builtin-inexact): New option.
17072 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
17073 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
17074 (ceil@var{m}2): Document dependence on this option.
17075 * ipa-inline-transform.c (inline_call): Handle
17076 flag_fp_int_builtin_inexact.
17077 * ipa-inline.c (can_inline_edge_p): Likewise.
17078 * config/i386/i386.md (rintxf2): Do not test
17079 flag_unsafe_math_optimizations.
17080 (rint<mode>2_frndint): New define_insn.
17081 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
17082 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
17083 for 387 instead of extending and truncating.
17084 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
17085 !flag_trapping_math instead of flag_unsafe_math_optimizations.
17086 Change to frndint<mode>2_<rounding>.
17087 (frndintxf2_<rounding>_i387): Likewise. Change to
17088 frndint<mode>2_<rounding>_i387.
17089 (<rounding_insn>xf2): Likewise.
17090 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
17091 !flag_trapping_math instead of flag_unsafe_math_optimizations for
17092 x87. Test TARGET_ROUND || !flag_trapping_math ||
17093 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
17094 SSE. Use ROUND_NO_EXC in constant operand of
17095 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
17096 for 387 instead of extending and truncating.
17098 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
17099 Julia Koval <julia.koval@intel.com>
17111 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
17112 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
17113 all registers, except for function return registers if there are
17114 no caller-saved registers.
17115 (ix86_set_func_type): New function.
17116 (ix86_set_current_function): Call ix86_set_func_type to set
17117 no_caller_saved_registers and func_type. Call reinit_regs if
17118 caller-saved registers are changed. Don't allow MPX, SSE, MMX
17119 nor x87 instructions in interrupt handler nor function with
17120 no_caller_saved_registers attribute.
17121 (ix86_function_ok_for_sibcall): Return false if there are no
17122 caller-saved registers.
17123 (type_natural_mode): Don't warn ABI change for MMX in interrupt
17125 (ix86_function_arg_advance): Skip for callee in interrupt handler.
17126 (ix86_function_arg): Return special arguments in interrupt handler.
17127 (ix86_promote_function_mode): Promote pointer to word_mode only
17128 for normal functions.
17129 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
17131 (ix86_epilogue_uses): New function.
17132 (ix86_hard_regno_scratch_ok): Likewise.
17133 (ix86_save_reg): Preserve all registers in interrupt handler
17134 after reload. Preserve all registers, except for function return
17135 registers, if there are no caller-saved registers after reload.
17136 (find_drap_reg): Always use callee-saved register if there are
17137 no caller-saved registers.
17138 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
17139 for interrupt handler.
17140 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
17141 Emit cld instruction if stringops are used in interrupt handler
17142 or interrupt handler isn't a leaf function.
17143 (ix86_expand_epilogue): Generate interrupt return for interrupt
17144 handler and pop the 'ERROR_CODE' off the stack before interrupt
17145 return in exception handler.
17146 (ix86_expand_call): Disallow calling interrupt handler directly.
17147 If there are no caller-saved registers, mark all registers that
17148 are clobbered by the call which returns as clobbered.
17149 (ix86_handle_no_caller_saved_registers_attribute): New function.
17150 (ix86_handle_interrupt_attribute): Likewise.
17151 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
17153 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
17154 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
17155 accumulation in interrupt function if stack may be realigned to
17157 (EPILOGUE_USES): New.
17158 (function_type): New enum.
17159 (machine_function): Add func_type and no_caller_saved_registers.
17160 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
17161 (interrupt_return): New pattern.
17162 * doc/extend.texi: Document x86 interrupt and
17163 no_caller_saved_registers attributes.
17165 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
17167 PR tree-optimization/52171
17168 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
17169 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
17170 Look for constant strings. Move some code to emit_block_cmp_hints
17172 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
17173 * defaults.h (COMPARE_MAX_PIECES): New macro.
17174 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
17175 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
17176 (clear_by_pieces_1): Don't declare. Move definition before use.
17177 (can_do_by_pieces): New static function.
17178 (can_move_by_pieces): Use it. Return bool.
17179 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
17180 OP. All callers changed. Handle COMPARE_BY_PIECES.
17181 (class pieces_addr); New.
17182 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
17183 pieces_addr::adjust, pieces_addr::increment_address,
17184 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
17186 (class op_by_pieces_d): New.
17187 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
17189 (class move_by_pieces_d, class compare_by_pieces_d,
17190 class store_by_pieces_d): New subclasses of op_by_pieces_d.
17191 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
17192 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
17193 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
17194 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
17195 compare_by_pieces_d::finish_mode): New member functions.
17196 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
17198 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
17199 (emit_block_cmp_hints): New function.
17200 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
17201 use the newly defined classes.
17202 * expr.h (by_pieces_constfn): New typedef.
17203 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
17204 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
17205 (move_by_pieces_ninsns): Don't declare.
17206 (can_move_by_pieces): Change return value to bool.
17207 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
17208 (compare_by_pieces_branch_ratio): New hook.
17209 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
17210 (by_pieces_ninsns): Declare.
17211 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
17213 (default_compare_by_pieces_branch_ratio): New function.
17214 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
17215 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
17216 * doc/tm.texi: Regenerate.
17217 * tree-ssa-strlen.c: Include "builtins.h".
17218 (handle_builtin_memcmp): New static function.
17219 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
17220 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
17222 2016-06-03 Alan Hayward <alan.hayward@arm.com>
17224 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
17225 relevant stmts which are simple and invariant.
17226 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
17227 instead of simple and invariant
17229 2016-06-03 Alan Hayward <alan.hayward@arm.com>
17231 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
17232 (vectorizable_reduction): Check for new relevant state.
17233 (vectorizable_live_operation): vectorize live stmts using
17234 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
17235 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
17236 (vect_stmt_relevant_p): Check for stmts which are only used live.
17237 (process_use): Use of a stmt does not inherit it's live value.
17238 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
17239 (vect_analyze_stmt): Check for new relevant state.
17240 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
17241 outside the loop, but not inside it.
17243 2016-06-03 Alan Hayward <alan.hayward@arm.com>
17245 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
17246 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
17247 (vect_get_vec_def_for_operand): Split out code.
17249 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
17251 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
17253 2016-06-03 Alan Hayward <alan.hayward@arm.com>
17255 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
17257 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17259 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
17261 2016-06-03 Jakub Jelinek <jakub@redhat.com>
17263 PR middle-end/71387
17264 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
17265 to noreturn e->callee->decl that has void return type and void
17266 arguments, adjust gimple_call_fntype and remove lhs even if it had
17267 previously addressable type.
17269 2016-06-02 Jeff Law <law@redhat.com>
17271 PR tree-optimization/71328
17272 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
17273 error when checking for a jump back onto the copied path.
17275 2016-06-02 David Malcolm <dmalcolm@redhat.com>
17277 * config/microblaze/microblaze.c (get_branch_target): Add return
17278 NULL_RTX for the non-CALL_P case.
17279 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
17280 (insert_wic): Remove unused local "j".
17282 2016-06-02 Martin Liska <mliska@suse.cz>
17284 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
17286 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
17287 Julia Koval <julia.koval@intel.com>
17289 * function.c (assign_parm_setup_stack): Force source into a
17290 register if needed.
17291 * target.def (function_incoming_arg): Update documentation to
17292 allow arbitrary address computation based on hard register.
17293 * doc/tm.texi: Regenerated.
17295 2016-06-02 Martin Liska <mliska@suse.cz>
17297 * predict.c (combine_predictions_for_bb): Fix first match in
17298 cases where a first predictor contains more than one occurence
17299 in list of predictors. Take the best value in such case.
17301 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17303 PR rtl-optimization/71295
17304 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
17305 offset would go over the size of the inner mode reject it.
17307 2016-06-02 Jakub Jelinek <jakub@redhat.com>
17309 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
17310 x=x,x and v=v,m instead of x=x,m.
17312 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
17313 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
17314 alternative to v=rm,C.
17316 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
17317 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
17318 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
17319 instead of vex for the last two above mentioned alternatives.
17321 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17324 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
17326 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
17328 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
17330 2016-06-01 David Malcolm <dmalcolm@redhat.com>
17332 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
17333 from int to unsigned.
17335 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
17337 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
17338 alternatives, eliminating preferred register class. Add support
17339 for the MTVSRDD instruction in ISA 3.0.
17340 (vsx_splat_v4si_internal): Use splat_input_operand instead of
17341 reg_or_indexed_operand.
17342 (vsx_splat_v4sf_internal): Likewise.
17344 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
17347 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
17348 for loading up all 0's or all 1's.
17350 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
17352 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
17354 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
17356 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
17358 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
17359 * gcc.c (set_source_date_epoch_envvar): New function, sets
17360 the SOURCE_DATE_EPOCH environment variable to the current time.
17362 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
17364 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
17365 the factor for live Phi nodes.
17367 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
17369 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
17370 * tree-parloops.c (parallelize_loops): likewise.
17371 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
17372 tree_unswitch_outer_loop): likewise.
17374 2016-06-01 Jakub Jelinek <jakub@redhat.com>
17376 PR middle-end/71371
17377 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
17378 around creation of the temporary.
17380 2016-06-01 Richard Biener <rguenther@suse.de>
17382 PR tree-optimization/71366
17383 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
17384 (unloop_loops): Move removing edges here ...
17385 (try_unroll_loop_completely): ... from here.
17386 (try_peel_loop): ... and here.
17387 (tree_unroll_loops_completely_1): Track parent loops via
17388 bitmap of header BBs.
17389 (tree_unroll_loops_completely): Adjust for that.
17391 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
17393 * config/rs6000/altivec.h (vec_slv): New macro.
17394 (vec_srv): New macro.
17395 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
17396 (UNSPEC_VSRV): New value.
17399 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
17400 (vsrv): New builtin definition.
17401 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
17402 define argument types for new builtin.
17403 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
17405 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
17408 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
17409 Jocelyn Mayer <l_indien@magic.fr>
17412 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
17413 detect processor family for signature_CENTAUR_ebx.
17414 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
17415 signature_CENTAUR_ebx.
17416 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
17417 <default>: Pass x86-64 for has_longmode.
17419 2016-06-01 Nathan Sidwell <nathan@acm.org>
17421 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
17424 2016-06-01 Richard Biener <rguenther@suse.de>
17426 PR tree-optimization/71261
17427 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
17428 of stmts successfully put in the bool pattern. Remove
17429 single-use restriction.
17430 (adjust_bool_pattern_cast): Add cast at the use site via the
17431 pattern def sequence.
17432 (adjust_bool_pattern): Remove recursion, maintain a hash-map
17433 of patterned defs. Use the pattern def seqence instead of
17434 multiple independent patterns.
17435 (sort_after_uid): New qsort compare function.
17436 (adjust_bool_stmts): New function to process stmts in the bool
17437 pattern in IL order.
17438 (vect_recog_bool_pattern): Adjust.
17439 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
17440 (ifcvt_walk_pattern_tree): Likewise.
17441 (stmt_is_root_of_bool_pattern): Likewise.
17442 (ifcvt_repair_bool_pattern): Likewise.
17443 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
17445 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
17447 * loop-unroll.c (decide_unroll_constant_iterations,
17448 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
17449 likely upper bounds.
17450 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
17452 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
17454 * tree-core.h (enum omp_clause_code): Remove
17455 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
17457 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17459 * config/arm/sync.md (arm_store_exclusive<mode>):
17460 Use 'H' output modifier on operands[2] rather than creating a new
17461 entry in out-of-bounds memory of the operands array.
17462 (arm_store_release_exclusivedi): Likewise.
17464 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17466 * config/arm/arm.c (arm_fusion_enabled_p): New function.
17467 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
17468 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
17469 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
17471 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
17473 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
17474 into account live statements for mask producers.
17476 2016-06-01 Richard Biener <rguenther@suse.de>
17478 PR tree-optimization/71311
17479 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
17480 restrict to non-INTEGER_CST @0.
17482 2016-06-01 Richard Biener <rguenther@suse.de>
17484 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
17485 (relational patterns): Use :c to avoid pattern duplications.
17487 2016-06-01 Richard Biener <rguenther@suse.de>
17489 * genmatch.c (comparison_code_p): New predicate.
17490 (swap_tree_comparison): New function.
17491 (commutate): Add for_vec parameter to append new for entries.
17492 Support commutating relational operators by swapping it alongside
17494 (lower_commutative): Adjust.
17495 (dt_simplify::gen): Do not pass artificial operators to gen
17497 (decision_tree::gen): Do not add artificial operators as parameters.
17498 (parser::parse_expr): Verify operator commutativity when :c is
17499 applied. Allow :C to override this.
17500 * match.pd: Adjust patterns to use :C instead of :c where required.
17502 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
17504 PR tree-optimization/71077
17505 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
17506 the combining step, use boolean_false_node and boolean_true_node
17507 as the designated false/true return values.
17509 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
17511 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
17512 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
17513 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
17516 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
17518 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
17519 of flags impliying the register renaming.
17520 * toplev.c (process_options): Do not imply flag_rename_registers with
17523 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
17525 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
17526 default implementation.
17528 2016-05-31 Nathan Sidwell <nathan@acm.org>
17530 * dwarf2out.c (cur_line_info_table): Add GTY marker.
17532 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
17534 * config/sh/constraints.md (b): Remove constraint.
17535 * config/sh/predicates.md (arith_reg_operand): Remove
17537 * config/sh/sh-modes.def (PDI): Remove.
17538 * config/sh/sh.c (sh_target_reg_class,
17539 sh_optimize_target_register_callee_saved): Remove functions.
17540 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
17541 (sh_expand_epilogue): Update comment.
17542 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
17543 sh_secondary_reload): Remove TARGET_REGS related code.
17544 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
17545 TARGET_REGISTER_P): Remove macros.
17546 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
17547 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
17548 TR1_REG, TR2_REG): Remove constants.
17549 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
17551 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
17553 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
17554 define_expand patterns.
17555 (adddi3_compact): Rename to adddi3.
17556 (subdi3_compact): Rename to subdi3.
17557 (*negdi2): Rename to negdi2.
17558 (*abs<mode>2): Rename to abs<mode>2.
17560 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
17562 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
17563 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
17564 (atomic_sub_fetchsi): ... this new pattern.
17565 (mvtc): Add CC_REG clobber.
17567 2016-05-31 Marek Polacek <polacek@redhat.com>
17569 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
17571 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17573 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
17574 aarch64_fusion_enabled_p to check for fusion capabilities.
17576 2016-05-31 Richard Biener <rguenther@suse.de>
17578 PR tree-optimization/71352
17579 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
17580 minus one and a negate.
17582 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17584 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
17585 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
17587 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
17588 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
17589 Remove use of aarch64_simd_attr_length_move, set length attribute
17591 (*aarch64_be_movoi): Likewise.
17592 (*aarch64_be_movci): Likewise.
17593 (*aarch64_be_movxi): Likewise.
17595 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
17597 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
17598 It no longer does that.
17599 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
17601 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
17603 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
17604 attribute __unused__.
17606 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
17608 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
17609 * config/arm/arm.c (arm_arch_thumb1): Define.
17610 (arm_option_override): Initialize arm_arch_thumb1.
17611 * config/arm/arm.h (arm_arch_thumb1): Declare.
17612 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
17613 support Thumb-1 ISA.
17615 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
17618 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
17619 `Yv' for scalar operand.
17621 2016-05-31 Tom de Vries <tom@codesourcery.com>
17623 PR tree-optimization/69068
17624 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
17625 phis with more than two args.
17627 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
17629 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
17630 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
17633 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
17635 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
17637 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
17639 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
17640 cpu_32, cpu_64, tune_32 and tune_64.
17641 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
17643 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
17645 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
17647 2016-05-30 Andi Kleen <ak@linux.intel.com>
17649 * auto-profile.c (read_profile): Replace asserts with errors
17650 when file does not exist.
17651 * gcov-io.c (gcov_read_words): Dito.
17653 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17655 * tree-cfg.c (print_loop): Print likely upper bounds.
17657 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17659 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
17660 * opts.c (default_options): Enable peel loops at -O3.
17661 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
17662 (try_peel_loop): Do not re-peel already peeled loops;
17663 use likely upper bounds; fix profile updating.
17664 (pass_complete_unroll::execute): Initialize peeled_loops.
17666 2016-05-30 Martin Liska <mliska@suse.cz>
17668 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
17669 computed costs by frequency of BB they belong to.
17670 (get_scaled_computation_cost_at): New function.
17672 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
17673 Marc Glisse <marc.glisse@inria.fr>
17675 PR tree-optimization/71289
17676 * match.pd (-1 / B < A, A > -1 / B): New transformations.
17678 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17680 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
17682 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17684 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
17685 for peeled copies; avoid underflow when updating estimates; correctly
17686 scale loop profile.
17688 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
17690 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
17691 r236875. Corrected oe3 to oe2 as obvious.
17693 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
17695 PR middle-end/71269
17696 PR middle-end/71252
17697 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
17698 that inserted stmt will not dominate stmts that defines its operand.
17699 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
17700 (rewrite_expr_tree_parallel): Likewise.
17702 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
17704 PR middle-end/71252
17705 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
17706 all fields including stmt_to_insert are swapped.
17708 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17710 * predict.h (force_edge_cold): Declare.
17711 * predict.c (force_edge_cold): New function.
17712 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
17714 (canonicalize_loop_induction_variables): Fix formating.
17716 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
17718 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
17719 (visium_expand_copysign): Use gen_int_mode directly.
17720 (visium_compute_frame_size): Minor tweaks.
17722 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
17724 * tree-vect-loop.c (vect_analyze_loop_2): Use
17725 likely_max_stmt_executions_int.
17727 2016-05-30 Tom de Vries <tom@codesourcery.com>
17729 PR tree-optimization/69067
17730 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
17732 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
17735 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
17736 New peepholes to remove unneeded fild/fistp pairs.
17737 (define_peephole2 atomic_loaddi_fpu): Ditto.
17739 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17741 * predict.c (maybe_hot_frequency_p): Avoid division.
17743 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
17745 * doc/install.texi: Use https for shop.fsf.org.
17747 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17749 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
17750 likely_max_stmt_executions_int.
17752 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17754 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
17755 likely_max_stmt_executions_int.
17757 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17759 * profile.c (compute_branch_probabilities): Do not report hitrates
17761 (branch_prob): Report hitrates here.
17762 * predict.c (gimple_predict_edge): Do not assert profile status;
17763 fix formatting issues.
17765 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17767 * predict.c (edge_predicted_by_p): New function.
17768 (predict_paths_for_bb): Do not put multiple predictions of the same type
17771 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17773 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
17776 2016-05-28 Alan Modra <amodra@gmail.com>
17778 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
17780 2016-05-28 Alan Modra <amodra@gmail.com>
17782 PR rtl-optimization/71275
17783 * ira.c (ira): Free dominance info.
17785 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
17787 * doc/sourcebuild.texi: New address for upstream Go repository.
17789 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
17791 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
17792 (TARGET_ARM_V7M): Likewise.
17794 2016-05-26 Jeff Law <law@redhat.com>
17796 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
17797 (thread_across_edge): Remove calls to find_jump_threads_backwards.
17798 * passes.def: Add jump threading passes before DOM/VRP.
17799 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
17800 argument to a basic block from an edge. Remove tests which are
17802 (pass_data_thread_jumps, class pass_thread_jumps): New.
17803 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
17804 (make_pass_thread_jumps): Likewise.
17805 * tree-pass.h (make_pass_thread_jumps): Declare.
17807 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
17809 * config/visium/visium-protos.h (split_double_move): Rename into...
17810 (visium_split_double_move): ...this.
17811 (visium_split_double_add): Declare.
17812 * config/visium/visium.c (split_double_move): Rename into...
17813 (visium_split_double_move): ...this.
17814 (visium_split_double_add): New function.
17815 (visium_expand_copysign): Renumber operands for consistency.
17816 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
17817 (DFmode move splitter): Likewise.
17818 (*addi3_insn): Split by means of visium_split_double_add.
17819 (*adddi3_insn_flags): Delete.
17820 (*plus_plus_sltu<subst_arith>): New insn.
17821 (*subdi3_insn): Split by means of visium_split_double_add.
17822 (subdi3_insn_flags): Delete.
17823 (*minus_minus_sltu<subst_arith>): New insn.
17824 (*negdi2_insn): Split by means of visium_split_double_add.
17825 (*negdi2_insn_flags): Delete.
17827 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
17829 * configure.ac: Treat a --with-headers option without argument
17830 the same as the default (i.e. consult sys-include directory).
17831 * configure: Regenerate.
17833 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17835 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
17836 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
17838 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
17839 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
17841 2016-05-27 Jiong Wang <jiong.wang@arm.com>
17844 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
17845 tree-stdarg analysis results.
17846 (aarch64_setup_incoming_varargs): Likewise.
17848 2016-05-27 Jiong Wang <jiong.wang@arm.com>
17850 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
17851 va_list_gpr_counter_field and va_list_fpr_counter_field.
17853 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
17856 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
17857 * config/aarch64/aarch64.c
17858 (aarch64_cannot_change_mode_class): Remove function.
17859 * config/aarch64/aarch64-protos.h
17860 (aarch64_cannot_change_mode_class): Remove.
17862 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
17864 * cfgloop.c (record_niter_bound): Record likely upper bounds.
17865 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
17866 get_likely_max_loop_iterations_int): New.
17867 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
17868 any_likely_upper_bound.
17869 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
17871 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
17872 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
17874 (unroll_loop_constant_iterations): Likewise.
17875 (unroll_loop_runtime_iterations): Likewise.
17876 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
17877 * lto-streamer-out.c (output_cfg): Likewise.
17878 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
17880 (canonicalize_loop_induction_variables): Dump likely upper bounds.
17881 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
17882 (likely_max_loop_iterations): New.
17883 (likely_max_loop_iterations_int): New.
17884 (likely_max_stmt_executions): New.
17885 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
17886 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
17887 likely_max_stmt_executions): Declare.
17889 2016-05-27 Marek Polacek <polacek@redhat.com>
17891 PR middle-end/71308
17892 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
17894 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17896 * config/s390/s390.md (2x risbg splitters): Use
17897 reg_overlap_mentioned_p instead of rtx_equal_p.
17899 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
17901 * combine.c (make_compound_operation): Take known zero bits into
17902 account when checking for possible zero_extend.
17904 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17906 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
17907 Use const_int_operand for operand 2 predicate. Simplify expand code
17910 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
17912 PR middle-end/71279
17913 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
17916 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17918 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
17919 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
17920 that returns CC_SESWPmode and CC_ZESWPmode.
17921 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
17923 (aarch64_rtx_costs): Likewise.
17925 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
17927 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
17928 for ISA 3.0 min/max support.
17929 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
17930 conditional move support.
17931 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
17932 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
17934 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
17935 conditional moves where the comparison type is different from move
17937 (fp_minmax): New code iterator for smin/smax.
17938 (minmax): New code attributes for min/max.
17939 (SMINMAX): Likewise.
17940 (smax<mode>3): Combine min, max insns into one insn using the
17941 fp_minmax code iterator. Add support for ISA 3.0 min/max
17942 instructions that don't need -ffast-math.
17943 (s<minmax><mode>3): Likewise.
17944 (smax<mode>3_vsx): Likewise.
17945 (smin<mode>3): Likewise.
17946 (s<minmax><mode>3_vsx): Likewise.
17947 (smin<mode>3_vsx): Likewise.
17948 (pre-VSX min/max splitters): Likewise.
17949 (s<minmax><mode>3_fpr): Likewise.
17950 (movsfcc): Rewrite floating point conditional moves to combine
17951 SFmode/DFmode into a single insn.
17952 (mov<mode>cc): Likewise.
17953 (movdfcc): Likewise.
17954 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
17955 SFDF2 iterators to handle all combinations.
17956 (fseldfsf4): Likewise.
17957 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
17958 (fseldfdf4): Likewise.
17959 (fselsfdf4): Likewise.
17960 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
17961 comparison instructions that set a 0/-1 mask, and use it for
17962 floating point conditional move via XXSEL.
17963 (fpmask<mode>): Likewise.
17964 (xxsel<mode>): Likewise.
17965 * config/rs6000/predicates.md (min_max_operator): Delete, no
17967 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
17968 instructions that generate a 0/-1 mask for use with XXSEL.
17969 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
17970 say whether floating point min/max is available, either through
17971 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
17972 (TARGET_MINMAX_DF): Likewise.
17974 2016-05-27 Alan Modra <amodra@gmail.com>
17976 PR rtl-optimization/71275
17977 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
17978 for update_equiv_regs and combine_and_move_insns.
17980 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
17982 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
17983 if_then_else or cond RTXes to calculate attribute value.
17984 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
17985 <attr "length_immediate>: Ditto.
17986 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
17987 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
17988 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
17989 <attr "type">: Ditto.
17990 <attr "prefix_data16">: Ditto.
17991 <attr "prefix_extra">: Ditto.
17992 <attr "length_immediate">: Ditto.
17993 <attr "prefix">: Ditto.
17994 (vec_set<mode>_0) <attr "isa">: Ditto.
17995 <attr "prefix_extra">: Ditto.
17996 <attr "length_immediate">: Ditto.
17997 <attr "prefix">: Ditto.
17998 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
17999 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
18000 (sse2_storelpd) <attr "prefix_data16">: Ditto.
18001 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
18002 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
18003 <attr "length_immediate">: Ditto.
18004 <attr "prefix">: Ditto.
18005 (sse2_movsd) <attr "length_immediate">: Ditto.
18006 <attr "prefix">: Ditto.
18007 (vec_concatv2df) <attr "isa">: Ditto.
18008 <attr "prefix">: Ditto.
18009 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
18010 (*vec_extractv2di_1) <attr "isa">: Ditto.
18011 <attr "type">: Ditto.
18012 <attr "length_immediate">: Ditto.
18013 <attr "prefix_rex">: Ditto.
18014 <attr "prefix_extra">: Ditto.
18015 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
18016 <attr "prefix_extra">: Ditto.
18017 <attr "length_immediate">: Ditto.
18018 (vec_concatv2di) <attr "isa">: Ditto.
18019 <attr "prefix_extra">: Ditto.
18020 <attr "length_immediate">: Ditto.
18021 <attr "prefix">: Ditto.
18023 2016-05-26 Martin Liska <mliska@suse.cz>
18025 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
18027 (operator+): Likewise.
18028 (operator-): Likewise.
18029 (comp_cost::operator+=): Likewise.
18030 (comp_cost::operator-=): Likewise.
18031 (comp_cost::operator/=): Likewise.
18032 (comp_cost::operator*=): Likewise.
18033 (operator<): Likewise.
18034 (operator==): Likewise.
18035 (operator<=): Likewise.
18036 (new_cost): Remove.
18037 (infinite_cost_p): Likewise.
18038 (add_costs): Likewise.
18039 (sub_costs): Likewise.
18040 (compare_costs): Likewise.
18041 (set_group_iv_cost): Use the newly introduced functions.
18042 (get_address_cost): Likewise.
18043 (get_shiftadd_cost): Likewise.
18044 (force_expr_to_var_cost): Likewise.
18045 (split_address_cost): Likewise.
18046 (ptr_difference_cost): Likewise.
18047 (difference_cost): Likewise.
18048 (get_computation_cost_at): Likewise.
18049 (determine_group_iv_cost_generic): Likewise.
18050 (determine_group_iv_cost_address): Likewise.
18051 (determine_group_iv_cost_cond): Likewise.
18052 (autoinc_possible_for_pair): Likewise.
18053 (determine_group_iv_costs): Likewise.
18054 (cheaper_cost_pair): Likewise.
18055 (iv_ca_recount_cost): Likewise.
18056 (iv_ca_set_no_cp): Likewise.
18057 (iv_ca_set_cp): Likewise.
18058 (iv_ca_cost): Likewise.
18059 (iv_ca_new): Likewise.
18060 (iv_ca_dump): Likewise.
18061 (iv_ca_narrow): Likewise.
18062 (iv_ca_prune): Likewise.
18063 (iv_ca_replace): Likewise.
18064 (try_add_cand_for): Likewise.
18065 (try_improve_iv_set): Likewise.
18066 (find_optimal_iv_set): Likewise.
18068 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
18070 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
18071 that internal functions will clobber all caller-saved registers.
18073 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
18075 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
18076 Return a better case_values_threshold when optimizing.
18078 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
18080 * config/aarch64/aarch64-simd.md (aarch64_combinez):
18081 Add ? to integer variant.
18082 (aarch64_combinez_be): Likewise.
18084 2016-05-26 Jakub Jelinek <jakub@redhat.com>
18086 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
18087 instead of x constraint.
18088 (vcvtps2ph256<mask_name>): Likewise.
18090 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
18091 alternative. Formatting fix.
18093 * config/i386/sse.md
18094 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
18096 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
18097 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
18098 maybe_evex prefix instead of vex.
18099 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
18100 EXT_REX_SSE_REG_P (op0) case in the splitter.
18102 2016-05-25 Jeff Law <law@redhat.com>
18104 PR tree-optimization/71272
18105 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
18106 Update comments. Add test for empty path.
18108 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
18110 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
18111 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
18112 special case builtin.
18113 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18114 code for ALTIVEC_BUILTIN_VEC_CMPNE.
18115 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18116 for __builtin_vec_cmpne.
18118 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
18120 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
18121 redundant test and bail out if the type of the new operand is not
18122 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
18124 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
18126 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
18127 (x_ix86_target_flags_explicit): Remove.
18128 * config/i386/i386.c (ix86_function_specific_save): Do not copy
18129 x_ix86_target_flags_explicit.
18130 (ix86_function_specific_restore): Ditto.
18132 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
18133 H.J. Lu <hongjiu.lu@intel.com>
18136 * common/config/i386/i386-common.c
18137 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
18138 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
18139 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
18140 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
18141 (-mgeneral-regs-only): Add new option.
18142 * config/i386/i386.c (ix86_option_override_internal): Don't enable
18143 x87 instructions if only general registers are allowed.
18144 (ix86_target_string): Add ix86_flags argument. Handle additional
18145 flags options through ix86_flags argument. Update all callers.
18146 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
18148 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18150 PR rtl-optimization/66940
18151 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
18152 decrementing desired_val will not overflow before performing these
18155 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
18157 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
18158 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
18159 * config/i386/i386.c (enum ix86_builtins): Add
18160 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
18161 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
18162 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
18163 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
18164 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
18165 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
18166 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
18167 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
18168 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
18169 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
18170 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
18171 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
18172 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
18173 __builtin_ia32_cvtps2dq512_mask.
18174 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
18175 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
18176 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
18177 * config/i386/sse.md
18178 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
18180 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
18181 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
18183 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
18184 (avx512f_vec_pack_sfix_v8df): New define_expand.
18185 (avx512f_roundpd512): Rename to ...
18186 (avx512f_round<castmode>512): ... this. Change iterator.
18187 (avx512f_roundps512_sfix): New define_expand.
18188 (round<mode>2_sfix): Change iterator.
18190 2016-05-25 Nick Clifton <nickc@redhat.com>
18192 * config/msp430/msp430.c (msp430_attr): Produce an error if a
18193 static interrupt handler is detected.
18194 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
18195 default linker script.
18196 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
18197 the low part of a symbolic pointer.
18199 2016-05-25 Richard Biener <rguenther@suse.de>
18201 PR tree-optimization/71261
18202 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
18203 interesting stmt instead of immediate uses when looking
18204 for the use operand to replace.
18206 2016-05-25 Martin Liska <mliska@suse.cz>
18208 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
18210 2016-05-25 Richard Biener <rguenther@suse.de>
18212 PR tree-optimization/71264
18213 * tree-vect-stmts.c (vect_init_vector): Properly deal with
18216 2016-05-25 Martin Liska <mliska@suse.cz>
18218 PR tree-optimization/71239
18219 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
18220 if DECL_SIZE is NULL.
18222 2016-05-25 Richard Biener <rguenther@suse.de>
18224 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
18225 * tree-if-conv.c (pass_data_if_conversion): Use it.
18227 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
18229 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
18230 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
18231 * varpool.c (varpool_node::get_availability): Likewise.
18233 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
18235 * config/rs6000/altivec.md (VNEG iterator): New iterator for
18236 VNEGW/VNEGD instructions.
18237 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
18238 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
18239 support for ISA 3.0 VNEGW/VNEGD instructions.
18241 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
18243 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
18244 pointers inside OACC_DATA regions.
18245 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
18246 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
18247 (gimplify_adjust_omp_clauses): Fix typo in comment.
18249 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
18251 * config/rs6000/altivec.md (VParity): New mode iterator for vector
18252 parity built-in functions.
18253 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
18255 (p9v_parity<mode>2): Likewise.
18256 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
18258 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
18259 (parity<mode>2): ISA 3.0 expander for vector parity.
18260 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
18262 (BU_P9_64BIT_MISC_0): Likewise.
18263 (BU_P9_MISC_0): Likewise.
18264 (BU_P9V_AV_1): Likewise.
18265 (BU_P9V_AV_2): Likewise.
18266 (BU_P9V_AV_3): Likewise.
18267 (BU_P9V_AV_P): Likewise.
18268 (BU_P9V_VSX_1): Likewise.
18269 (BU_P9V_OVERLOAD_1): Likewise.
18270 (BU_P9V_OVERLOAD_2): Likewise.
18271 (BU_P9V_OVERLOAD_3): Likewise.
18272 (VCTZB): Add vector count trailing zeros support.
18276 (VPRTYBD): Add vector parity support.
18277 (VPRTYBQ): Likewise.
18278 (VPRTYBW): Likewise.
18279 (VCTZ): Add overloaded vector count trailing zeros support.
18280 (VPRTYB): Add overloaded vector parity support.
18281 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18282 overloaded vector count trailing zeros and parity instructions.
18283 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
18284 vector parity support.
18285 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
18286 trailing zeros support.
18287 (vec_cntlz): Likewise.
18288 (vec_vctzb): Likewise.
18289 (vec_vctzd): Likewise.
18290 (vec_vctzh): Likewise.
18291 (vec_vctzw): Likewise.
18292 (vec_vprtyb): Add ISA 3.0 vector parity support.
18293 (vec_vprtybd): Likewise.
18294 (vec_vprtybw): Likewise.
18295 (vec_vprtybq): Likewise.
18296 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18297 the ISA 3.0 vector count trailing zeros and vector parity built-in
18300 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
18302 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
18303 when there is stmt_to_insert.
18305 2016-05-24 Martin Sebor <msebor@redhat.com>
18308 * tree.h (complete_or_array_type_p): New inline function.
18310 2016-05-24 Jakub Jelinek <jakub@redhat.com>
18312 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
18313 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
18314 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
18316 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
18317 Limit 1st alternative to noavx isa, split 2nd alternative into one
18318 noavx and one avx alternative, use *x and Bm in the former and
18319 x and m in the latter.
18321 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
18322 of sse4 for the first alternative, drop %v from the template
18323 and d operand modifier. Split second alternative into one sse4_noavx
18324 and one avx alternative, use *x instead of *v in the former and v
18325 instead of *v in the latter.
18326 (*sse4_1_extractps): Use noavx isa instead of * for the first
18327 alternative, drop %v from the template. Split second alternative into
18328 one noavx and one avx alternative, use *x instead of *v in the
18329 former and v instead of *v in the latter.
18330 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
18331 with noavx and the last one with avx.
18332 (sse4_1_phminposuw): Guard first alternative with noavx isa,
18333 split the second one into one noavx and one avx alternative,
18334 use *x and Bm in the former and x and m in the latter one.
18335 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
18338 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
18339 first two alternatives to noavx, use *x instead of *v in the second
18340 one, add avx alternative without *.
18341 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
18342 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
18343 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
18345 2016-05-24 Jeff Law <law@redhat.com>
18347 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
18348 New function, extracted from...
18349 (fsm_find_control_statement_thread_paths): Here. Use the new function.
18350 Allow simple copies and constant initializations in the SSA chain.
18352 2016-05-24 Marek Polacek <polacek@redhat.com>
18355 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
18358 2016-05-24 Jakub Jelinek <jakub@redhat.com>
18361 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
18362 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
18363 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
18364 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
18365 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
18367 2016-05-24 Richard Biener <rguenther@suse.de>
18369 PR tree-optimization/71240
18370 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
18373 2016-05-24 Richard Biener <rguenther@suse.de>
18375 PR tree-optimization/71230
18376 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
18378 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
18380 * tree-vectorizer.h (vectorizable_comparison): Delete.
18381 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
18382 PURE_SLP_STMT check.
18383 * tree-vect-stmts.c (vectorizable_call): Likewise.
18384 (vectorizable_simd_clone_call): Likewise.
18385 (vectorizable_conversion): Likewise.
18386 (vectorizable_assignment): Likewise.
18387 (vectorizable_shift): Likewise.
18388 (vectorizable_operation): Likewise.
18389 (vectorizable_load): Likewise.
18390 (vectorizable_condition): Likewise.
18391 (vectorizable_store): Likewise. Assert that we don't have
18393 (vectorizable_comparison): Make static. Remove redundant
18394 PURE_SLP_STMT check.
18395 (vect_transform_stmt): Assert that we always have an slp_node
18398 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18400 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
18401 operands[2] against 1 with comparison against CONST1_RTX.
18402 (<shift>di3_neon): Likewise.
18403 * config/arm/predicates.md (const0_operand): Replace with comparison
18404 against CONST0_RTX.
18406 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18408 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
18409 operands[2] against 1 with comparison against CONST1_RTX.
18410 (ashrdi3): Likewise.
18411 (lshrdi3): Likewise.
18412 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
18414 (ashrsi3): Likewise.
18415 (lshrsi3): Likewise.
18416 (rotrsi3): Likewise.
18417 (define_split above *compareqi_eq0): Likewise.
18418 (define_split above "prologue"): Likewise.
18419 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
18420 * config/arm/predicates.md (shift_operator): Likewise.
18421 (shift_nomul_operator): Likewise.
18422 (sat_shift_operator): Likewise.
18423 (thumb1_cmp_operand): Likewise.
18424 (const_neon_scalar_shift_amount_operand): Replace manual range
18425 check with IN_RANGE.
18426 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
18427 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
18429 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18431 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
18432 with HOST_WIDE_INT_1.
18434 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
18435 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
18436 (arm_canonicalize_comparison): Likewise.
18437 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
18439 (thumb1_size_rtx_costs): Likewise.
18440 (vfp_const_double_index): Replace cast of 1 to unsigned
18441 HOST_WIDE_INT with HOST_WIDE_INT_1U.
18442 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
18444 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
18445 HOST_WIDE_INT with HOST_WIDE_INT_1U.
18446 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
18447 HOST_WIDE_INT with HOST_WIDE_INT_1.
18449 2016-05-24 Marek Polacek <polacek@redhat.com>
18451 * tree-cfg.h (should_remove_lhs_p): New predicate.
18452 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
18453 * gimplify.c (gimplify_modify_expr): Likewise.
18454 * tree-cfg.c (verify_gimple_call): Likewise.
18455 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
18456 * gimple-fold.c: Include "tree-cfg.h".
18457 (gimple_fold_call): Use should_remove_lhs_p.
18459 2016-05-24 Richard Biener <rguenther@suse.de>
18461 PR tree-optimization/71253
18462 * cfganal.h (control_dependences): Make robust against edge
18464 (control_dependences::control_dependences): Remove edge_list argument.
18465 (control_dependences::get_edge): Remove.
18466 (control_dependences::get_edge_src): Add.
18467 (control_dependences::get_edge_dest): Likewise.
18468 (control_dependences::m_el): Make a vector of edge src/dest index.
18469 * cfganal.c (control_dependences::find_control_dependence): Adjust.
18470 (control_dependences::control_dependences): Likewise.
18471 (control_dependences::~control_dependence): Likewise.
18472 (control_dependences::get_edge): Remove.
18473 (control_dependences::get_edge_src): Add.
18474 (control_dependences::get_edge_dest): Likewise.
18475 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
18477 (perform_tree_ssa_dce): Adjust.
18478 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
18480 (pass_loop_distribution::execute): Adjust. Do loop destroying
18481 conditional on changed.
18483 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18486 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
18487 return. Reindent transformation comment and mention the ARM state
18490 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
18492 PR middle-end/71252
18493 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
18494 after build_and_add_sum creates new use stmt.
18496 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
18498 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
18499 load_lanes/grouped_load classification comes first. Don't check
18500 whether the vectorization factor is a multiple of the group size
18503 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
18505 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
18506 GROUP_GAP for single-element interleaving.
18507 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
18510 2016-05-24 Richard Biener <rguenther@suse.de>
18512 PR middle-end/70434
18514 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
18515 bases which are accessed with non-invariant indices.
18516 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
18517 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
18519 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
18521 PR middle-end/71170
18522 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
18523 (add_to_ops_vec): Add stmt_to_insert.
18524 (add_repeat_to_ops_vec): Init stmt_to_insert.
18525 (insert_stmt_before_use): New.
18526 (transform_add_to_multiply): Remove mult_stmt insertion and add it
18528 (get_ops): Init stmt_to_insert.
18529 (maybe_optimize_range_tests): Likewise.
18530 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
18531 (rewrite_expr_tree_parallel): Likewise.
18532 (reassociate_bb): Likewise.
18534 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18537 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
18538 ISA 3.0 xxperm fusion alternative.
18539 (altivec_vperm_v8hiv16qi): Likewise.
18540 (altivec_vperm_<mode>_uns_internal): Likewise.
18541 (vperm_v8hiv4si): Likewise.
18542 (vperm_v16qiv8hi): Likewise.
18544 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18545 Kelvin Nilsen <kelvin@gcc.gnu.org>
18547 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
18548 vpermr/xxpermr on ISA 3.0.
18549 (altivec_expand_vec_perm_le): Likewise.
18550 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
18551 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
18554 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
18556 * config/i386/i386.h (IS_STACK_MODE): Enable for
18557 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
18558 SSE_FLOAT_MODE_P macros.
18559 * config/i386/i386.c (ix86_preferred_reload_class): Use
18560 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
18561 Cleanup regclass processing for CONST_DOUBLE_P.
18562 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
18563 (ix86_rtx_costs): Remove redundant TARGET_80387 check
18564 with IS_STACK_MODE macro.
18565 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
18567 (*movdf_internal): Use IS_STACK_MODE macro.
18568 (*movsf_internal): Ditto.
18570 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
18572 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
18573 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
18575 2016-05-23 Jeff Law <law@redhat.com>
18577 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
18579 (fsm_find_control_statement_thread_paths): Call it.
18581 2016-05-23 Martin Jambor <mjambor@suse.cz>
18584 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
18585 from_global_constant if t is not NULL.
18587 2016-05-23 Marek Polacek <polacek@redhat.com>
18590 * common.opt (Wswitch-unreachable): New option.
18591 * doc/invoke.texi: Document -Wswitch-unreachable.
18592 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
18595 2016-05-23 Bin Cheng <bin.cheng@arm.com>
18597 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
18598 TMR_INDEX is non-NULL.
18600 2016-05-23 Richard Biener <rguenther@suse.de>
18602 PR tree-optimization/71230
18603 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
18604 (try_special_add_to_ops): ... here. Always test for single-use.
18606 2016-05-23 Martin Jambor <mjambor@suse.cz>
18608 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
18609 default block if a PHI node in the original one would be resized.
18611 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
18613 PR tree-optimization/58135
18614 * tree-vect-slp.c: When group size is not multiple
18615 of vector size, allow splitting of store group at
18618 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
18620 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
18622 2016-05-22 Jakub Jelinek <jakub@redhat.com>
18624 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
18625 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
18626 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
18629 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
18630 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
18631 v constraint instead of x and vinserti32x4 insn.
18633 * config/i386/sse.md (i128vldq): New mode iterator.
18634 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
18635 avx512dq and avx512vl alternatives.
18637 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
18638 constraint, use maybe_evex prefix instead of vex.
18639 (vec_dupv4sf): Use v constraint instead of x for output
18640 operand except for noavx alternative, use Yv constraint
18641 instead of x for input. Use maybe_evex prefix instead of vex.
18642 (*vec_dupv4si): Likewise.
18643 (*vec_dupv2di): Likewise.
18645 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
18647 PR middle-end/40921
18648 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
18649 (linearize_expr_tree): Call try_special_add_to_ops.
18650 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
18652 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18654 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
18655 to computed stack_usage.
18657 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18660 * config/avr/avr.md (define_expand "mov<mode>"): If the source
18661 operand is subreg (symbol_ref) then move the symbol ref to register.
18663 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
18665 * tree.c (array_at_struct_end_p): Look through MEM_REF.
18667 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
18669 PR middle-end/71179
18670 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
18673 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
18675 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
18676 ranges by calling get_single_symbol and tidy up. Look more closely
18677 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
18679 2016-05-20 Jeff Law <law@redhat.com>
18681 * bitmap.c (bitmap_find_bit): Remove useless test.
18683 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
18685 * function.c (thread_prologue_and_epilogue_insns): Commit the
18686 insertion of the epilogue.
18688 2016-05-20 Martin Jambor <mjambor@suse.cz>
18690 PR tree-optimization/70884
18691 * tree-sra.c (initialize_constant_pool_replacements): Do not check
18692 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
18693 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
18694 of constant pool data as a reason for scalarization.
18696 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
18698 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
18699 for naked functions.
18700 (thumb1_expand_prologue): Likewise.
18702 2016-05-20 Nathan Sidwell <nathan@acm.org>
18704 * config/nvptx/nptx.c (nvptx_option_override): Only set
18705 flag_toplevel_reorder, if not explicitly specified. Set
18706 flag_no_common, unless explicitly specified.
18708 2016-05-20 David Malcolm <dmalcolm@redhat.com>
18710 * calls.c (can_implement_as_sibling_call_p): Mark param
18711 reg_parm_stack_space with ATTRIBUTE_UNUSED.
18713 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
18715 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
18716 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
18717 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
18719 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
18720 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
18721 and CASE_CONST_ANY.
18723 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
18725 * config/nvptx/nvptx.md (sincossf3): New pattern.
18727 2016-05-20 David Malcolm <dmalcolm@redhat.com>
18729 * calls.c (maybe_complain_about_tail_call): New function.
18730 (initialize_argument_information): Call
18731 maybe_complain_about_tail_call when clearing *may_tailcall.
18732 (can_implement_as_sibling_call_p): Call
18733 maybe_complain_about_tail_call when returning false.
18734 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
18735 ensure try_tail_call is set. Call maybe_complain_about_tail_call
18736 if tail-call optimization fails.
18737 * cfgexpand.c (expand_call_stmt): Initialize
18738 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
18739 * gimple-pretty-print.c (dump_gimple_call): Dump
18740 gimple_call_must_tail_p.
18741 * gimple.c (gimple_build_call_from_tree): Call
18742 gimple_call_set_must_tail with the value of
18743 CALL_EXPR_MUST_TAIL_CALL.
18744 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
18745 (gimple_call_set_must_tail): New function.
18746 (gimple_call_must_tail_p): New function.
18747 * print-tree.c (print_node): Update printing of TREE_STATIC
18748 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
18749 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
18750 trailing comment listing applicable flags.
18751 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
18753 2016-05-20 David Malcolm <dmalcolm@redhat.com>
18755 * calls.c (expand_call): Move "Rest of purposes for tail call
18756 optimizations to fail" to...
18757 (can_implement_as_sibling_call_p): ...this new function, and
18758 split into multiple "if" statements.
18760 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
18762 * cfgloop.h (expected_loop_iterations_unbounded,
18763 expected_loop_iterations): Unconstify.
18764 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
18765 profile with known upper bound; return 3 when profile is absent.
18766 (expected_loop_iterations): Update.
18768 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
18770 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
18771 and get_max_loop_iterations_int.
18773 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
18775 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
18776 realistic upper bounds here.
18778 2016-05-20 Jakub Jelinek <jakub@redhat.com>
18781 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
18782 calls if the LHS is variable length or has addressable type.
18783 If targets[0]->decl is a noreturn call with void return type and
18784 zero arguments, adjust fntype and remove lhs in that case.
18786 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
18788 PR tree-optimization/71079
18789 PR tree-optimization/71206
18790 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
18792 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18794 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
18795 (get_vec_alignment_for_array_decl): Likewise.
18796 (get_vec_alignment_for_record_decl): Likewise.
18797 (increase_alignment::execute): Move code to find alignment to
18798 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
18799 (type_align_map): New hash_map.
18801 2016-05-20 Richard Guenther <rguenther@suse.de>
18803 PR tree-optimization/29756
18804 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
18805 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
18806 * fold-const.c (operand_equal_p): Likewise.
18807 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
18808 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
18809 * tree-inline.c (estimate_operator_cost): Likewise.
18810 * tree-pretty-print.c (dump_generic_node): Likewise.
18811 * tree-ssa-operands.c (get_expr_operands): Likewise.
18812 * cfgexpand.c (expand_debug_expr): Likewise.
18813 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
18814 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
18815 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
18816 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
18817 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
18818 (execute_update_addresses_taken): Do it.
18820 2016-05-20 Richard Biener <rguenther@suse.de>
18822 PR tree-optimization/71185
18823 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
18824 register operations.
18826 2016-05-20 Richard Biener <rguenther@suse.de>
18828 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
18829 gimple_seq_add_seq_without_update.
18830 (release_bb_predicate): Assert we have no operands to free.
18831 (if_convertible_loop_p_1): Calculate post dominators later.
18832 Do not free BB predicates here.
18833 (combine_blocks): Do not recompute BB predicates.
18834 (version_loop_for_if_conversion): Save BB predicates around
18837 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
18839 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
18840 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
18841 code. Ignore sibcalls on EDGE_IGNORE edges.
18842 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
18843 on edges for sibcalls that run without prologue. The rest of the
18844 function is combined from...
18845 (fix_fake_fallthrough_edge): ... this, and ...
18846 (try_shrink_wrapping): ... a part of this. Remove the bb_with
18847 function argument, make it a local variable.
18849 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
18851 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
18852 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
18853 for 32-bit mode and SEH for 64-bit.
18854 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
18855 TARGET_64BIT_DEFAULT.
18857 2016-05-19 Ryan Burn <contact@rnburn.com>
18859 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
18860 * gengtype.c (open_base_files): Add cilk.h to ifiles.
18862 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
18864 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
18865 force pending loads from memory.
18867 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
18869 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
18870 (UNSPEC_DARN_32): New unspec constant.
18871 (UNSPEC_DARN_RAW): New unspec constant.
18872 (darn_32): New instruction.
18873 (darn_raw): New instruction.
18874 (darn): New instruction.
18875 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
18876 support and documentation for this macro.
18877 (BU_P9_MISC_1): New macro definition.
18878 (BU_P9_64BIT_MISC_0): New macro definition.
18879 (BU_P9_MISC_0): New macro definition.
18880 (darn_32): New builtin definition.
18881 (darn_raw): New builtin definition.
18882 (darn): New builtin definition.
18883 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
18884 RS6000_BUILTIN_0 directives to surround each occurrence of
18885 #include "rs6000-builtin.def".
18886 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
18887 RS6000_BTM_64BIT flags to the returned mask, depending on
18889 (def_builtin): Correct an error in the assignments made to the
18890 debugging variable attr_string.
18891 (rs6000_expand_builtin): Add support for no-operand built-in
18893 (builtin_function_type): Remove fatal_error assertion that is no
18895 (rs6000_common_init_builtins): Add support for no-operand built-in
18897 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
18899 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
18901 (RS6000_BTM_64BIT): New macro definition.
18902 * doc/extend.texi: Document __builtin_darn (void),
18903 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
18906 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
18908 * tree-vect-loop.c (vect_analyze_loop_2): Use also
18909 max_loop_iterations_int.
18911 2016-05-19 Marek Polacek <polacek@redhat.com>
18913 PR tree-optimization/71031
18914 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
18915 condition and adjust the code a bit.
18917 2016-05-19 Martin Liska <mliska@suse.cz>
18919 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
18920 auto_vec instead of vec.
18922 2016-05-19 Martin Liska <mliska@suse.cz>
18924 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
18926 2016-05-19 Martin Liska <mliska@suse.cz>
18928 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
18930 2016-05-19 Martin Liska <mliska@suse.cz>
18932 * ipa-pure-const.c (set_function_state): Remove an existing
18934 (remove_node_data): Do not free it as it's released
18935 in set_function_state.
18937 2016-05-19 Martin Liska <mliska@suse.cz>
18939 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
18942 2016-05-19 Martin Liska <mliska@suse.cz>
18944 * omp-simd-clone.c (simd_clone_adjust): Release vector.
18946 2016-05-19 Martin Liska <mliska@suse.cz>
18948 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
18949 an auto_vec instead of re-creating it.
18951 2016-05-19 Martin Liska <mliska@suse.cz>
18953 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
18954 auto_vec instead of vec.
18956 2016-05-19 Martin Liska <mliska@suse.cz>
18958 * lto-section-in.c (lto_get_section_data): Call
18959 lto_check_version with additional argument.
18960 * lto-streamer.c (lto_check_version): Add new argument.
18961 * lto-streamer.h (lto_check_version): Likewise.
18963 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18965 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
18966 Don't add cost of inner memory when handling sign-extended loads.
18968 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
18970 PR rtl-optimization/71148
18971 * cse.c (cse_main): Free dominance info.
18972 (rest_of_handle_cse): Don't free dominance info.
18973 (rest_of_handle_cse2): Likewise.
18974 (rest_of_handle_cse_after_global_opts): Likewise.
18976 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18979 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
18980 NULL_TREE early if NEON is not available. Remove now redundant check
18981 in ARM_CHECK_BUILTIN_MODE.
18983 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
18986 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
18987 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
18988 * doc/cpp.texi: Document new macros.
18990 2016-05-19 Bin Cheng <bin.cheng@arm.com>
18992 PR tree-optimization/69848
18993 * tree-vect-loop.c (vectorizable_reduction): Don't factor
18994 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
18996 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
18998 * function.c (thread_prologue_and_epilogue_insn): Move the
18999 "goto epilogue_done" one block later.
19001 2016-05-19 Richard Biener <rguenther@suse.de>
19003 PR tree-optimization/70729
19004 * passes.def: Move LIM pass before PRE. Remove no longer
19005 required copyprop and move first DCE out of the loop pipeline.
19007 2016-05-18 David Malcolm <dmalcolm@redhat.com>
19010 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
19011 (OBJS-libcommon-target): ...here.
19012 * opts-common.c: Include spellcheck.h.
19013 (cmdline_handle_error): Build a vec of valid options and use it
19014 to suggest provide hints for misspelled arguments.
19016 2016-05-18 Jakub Jelinek <jakub@redhat.com>
19019 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
19020 lhs if it has TREE_ADDRESSABLE type.
19022 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
19025 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
19026 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
19028 2016-05-18 Martin Jambor <mjambor@suse.cz>
19031 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
19032 input for NOP_EXPR pass-through functions.
19033 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
19034 aggregate global constant VAR_DECLs in constant jump functions.
19036 2016-05-18 Martin Jambor <mjambor@suse.cz>
19039 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
19040 from TREE_READONLY parameters.
19042 2016-05-18 Martin Jambor <mjambor@suse.cz>
19045 * cgraph.h (cgraph_indirect_call_info): New field
19046 guaranteed_unmodified.
19047 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
19048 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
19050 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
19051 pass the parameter value to ipa_find_agg_cst_for_param.
19052 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
19053 guaranteed_unmodified, store AA results there instead of bailing out
19055 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
19056 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
19057 (find_constructor_constant_at_offset): New function.
19058 (ipa_find_agg_cst_from_init): Likewise.
19059 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
19060 static initializers of contants, report back through a new paameter
19061 from_global_constant if that was the case.
19062 (try_make_edge_direct_simple_call): Also pass parameter value to
19063 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
19065 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
19066 (ipa_read_indirect_edge_info): Likewise.
19067 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
19068 (ipa_load_from_parm_agg): Likewise.
19070 2016-05-18 Jiong Wang <jiong.wang@arm.com>
19072 PR rtl-optimization/71150
19073 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
19076 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
19079 * config/rs6000/constraints.md (wE constraint): New constraint
19080 for a vector constant that can be loaded with XXSPLTIB.
19081 (wM constraint): New constraint for a vector constant of a 1's.
19082 (wS constraint): New constraint for a vector constant that can be
19083 loaded with XXSPLTIB and a vector sign extend instruction.
19084 * config/rs6000/predicates.md (xxspltib_constant_split): New
19085 predicates for wE/wS constraints.
19086 (xxspltib_constant_nosplit): Likewise.
19087 (easy_vector_constant): Add support for constants that can be
19088 loaded via XXSPLTIB.
19089 (all_ones_constant): New predicate for vector constant with all
19091 (splat_input_operand): Add support for ISA 3.0 word splat operations.
19092 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
19093 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
19094 instruction and possibly with a sign extension.
19095 (output_vec_const_move): Add support for XXSPLTIB. If we are
19096 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
19097 instead of XXLXOR/XXLORC.
19098 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
19100 (rs6000_legitimize_reload_address): Likewise.
19101 (rs6000_output_move_128bit): Use output_vec_const_move to emit
19103 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
19104 combine VSX_M and VSX_M2 into one iterator.
19105 (VSX_M2): Likewise.
19106 (VSINT_84): New iterators for loading constants with XXSPLTIB.
19107 (VSINT_842): Likewise.
19108 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
19109 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
19110 XXSPLTIB instruction.
19111 (xxspltib_<mode>_nosplit): Likewise.
19112 (xxspltib_<mode>_split): New insn to load up constants with
19113 XXSPLTIB and a sign extend instruction.
19114 (vsx_mov<mode>): Replace single move that handled all vector types
19115 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
19116 moves (when -mvsx-timode is in effect) into the main vector
19117 moves. Eliminate separate moves for <VSr> <VSa>, where the
19118 preferred register class (<VSr>) is listed first, and the
19119 secondary register class (<VSa>) is listed second with a '?' to
19120 discourage use. Prefer loading 0/-1 in any VSX register for ISA
19121 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
19122 that if the register was involved in a slow operation, the
19123 clear/set operation does not wait for the slow operation to
19124 finish. Adjust the length attributes for 32-bit mode. Use
19125 rs6000_output_move_128bit and drop the use of the string
19126 instructions for 32-bit movti when -mvsx-timode is in effect. Use
19127 spacing so that the alternatives and attributes don't generate
19128 long lines, and put things in columns, so that it is easier to
19129 match up the operands and attributes with the insn alternatives.
19130 (vsx_mov<mode>_64bit): Likewise.
19131 (vsx_mov<mode>_32bit): Likewise.
19132 (vsx_movti_64bit): Fold movti into normal vector moves.
19133 (vsx_movti_32bit): Likewise.
19134 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
19135 splat instructions.
19136 (vsx_splat_v4si_internal): Likewise.
19137 (vsx_splat_v4sf_internal): Likewise.
19138 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
19139 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
19140 extend vector elements.
19141 (vsx_sign_extend_hi_<mode>): Likewise.
19142 (vsx_sign_extend_si_v2di): Likewise.
19143 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
19145 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
19146 constraints. Add trailing period to wL documentation.
19148 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
19150 PR middle-end/71020
19151 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
19152 * tree-dfa.c (replace_abnormal_ssa_names): New function.
19153 * tree-call-cdce.c: Include tree-dfa.h.
19154 (can_guard_call_p): New function, extracted from...
19155 (can_use_internal_fn): ...here.
19156 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
19158 (shrink_wrap_one_built_in_call): Likewise.
19159 (use_internal_fn): Likewise.
19160 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
19161 and return void. Call replace_abnormal_ssa_names.
19162 (pass_call_cdce::execute): Check can_guard_call_p during the
19163 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
19164 will always change something.
19166 2016-05-18 Martin Jambor <mjambor@suse.cz>
19169 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
19170 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
19172 2016-05-18 Martin Jambor <mjambor@suse.cz>
19175 * ipa-inline.h (condition): New field size.
19176 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
19177 for comaprison and store it into the new condition.
19178 (evaluate_conditions_for_known_args): Use condition size to check
19179 access sizes for all but CHANGED conditions.
19180 (unmodified_parm_1): New parameter size_p, store access size into it.
19181 (unmodified_parm): Likewise.
19182 (unmodified_parm_or_parm_agg_item): Likewise.
19183 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
19184 (set_cond_stmt_execution_predicate): Extract access sizes and store
19185 them to conditions.
19186 (set_switch_stmt_execution_predicate): Likewise.
19187 (will_be_nonconstant_expr_predicate): Likewise.
19188 (will_be_nonconstant_predicate): Likewise.
19189 (inline_read_section): Stream condition size.
19190 (inline_write_summary): Likewise.
19192 2016-05-18 Richard Biener <rguenther@suse.de>
19194 * tree-ssa-loop-im.c (determine_max_movement): Properly add
19195 condition cost to PHI cost instead of total_cost.
19197 2016-05-18 Martin Liska <mliska@suse.cz>
19200 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
19203 2016-05-18 Richard Biener <rguenther@suse.de>
19205 * lto-streamer.h (LTO_major_version): Bump to 6.
19207 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
19209 * function.c (make_split_prologue_seq, make_prologue_seq,
19210 make_epilogue_seq): New functions, factored out from...
19211 (thread_prologue_and_epilogue_insns): Here.
19213 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
19215 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
19216 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
19217 of before. Add a comment.
19219 2016-05-18 Bin Cheng <bin.cheng@arm.com>
19221 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
19222 expression pointer, not pointer to the pointer.
19224 2016-05-18 Jakub Jelinek <jakub@redhat.com>
19226 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
19227 (avx2_pbroadcast<mode>): Add another alternative with v instead
19228 of x constraints in it, using <pbroadcast_evex_isa> isa.
19229 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
19231 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
19232 constraint x instead of v in second alternative, add avx512bw
19235 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
19236 constraint x instead of v in second alternative, add avx512bw
19239 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
19240 constraint x instead of v in second alternative, add avx512bw
19243 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
19244 avx512bw alternative.
19246 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
19248 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
19249 array to 128 chars.
19250 (define_insn "*andnottf3"): Ditto.
19251 (define_insn "*<code><mode>3"/any_logic): Ditto.
19252 (define_insn "*<code>tf3"/any_logic): Ditto.
19253 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
19254 operand to block AVX-512VL insn variant emit when it is not enabled.
19256 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
19258 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
19259 constraint fot SF mode.
19261 2016-05-18 Petr Murzin <petr.murzin@intel.com>
19262 Kirill Yukhin <kirill.yukhin@intel.com>
19264 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
19266 (define_insn "rsqrt14<mode>"): Ditto.
19267 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
19268 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
19269 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
19270 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
19271 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
19273 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
19274 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
19275 * config/i386/i386.c (ix86_print_operand): Expand check for size
19276 override codes for Intel syntax.
19278 2016-05-18 Richard Biener <rguenther@suse.de>
19280 PR tree-optimization/71168
19281 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
19282 initialization earlier.
19284 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
19286 * config/aarch64/aarch64-simd.md
19287 (aarch64_reduc_plus_internal<mode>): Rename to...
19288 (reduc_plus_scal): ...This, and remove previous implementation.
19290 2016-05-18 Richard Biener <rguenther@suse.de>
19292 * passes.def: Put late dse and cd_dce in canonical order.
19294 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
19296 * ipa-inline-transform.c (preserve_function_body_p): Look for
19297 first non-thunk clone.
19298 (save_function_body): Save into first non-thunk.
19299 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
19301 (lto_output_node): Inline thunks don't need body in every
19303 * lto-streamer-in.c: Do not fixup thunk clones.
19304 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
19306 * tree-inline.c (copy_bb): Be prepared for target node to be new after
19309 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
19311 PR middle-end/63586
19312 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
19313 (reassociate_bb): Call transform_add_to_multiply.
19315 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
19317 * config/aarch64/aarch64.c (all_extensions): Removed unused
19320 2016-05-17 Nathan Sidwell <nathan@acm.org>
19322 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
19323 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
19325 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
19327 PR tree-optimization/54579
19328 PR middle-end/55299
19329 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
19331 2016-05-17 Marek Polacek <polacek@redhat.com>
19334 * tree-inline.c (expand_call_inline): Call
19335 maybe_remove_unused_call_args.
19337 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
19339 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
19340 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
19341 * doc/md.texi (fmin@var{m}3): Likewise.
19343 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
19345 * match.pd (X & C): New transformation.
19347 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
19349 * match.pd (~X & Y): New transformation.
19351 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
19353 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
19354 information for new SSA_NAME.
19355 (simplify_conversion_using_ranges): Get range through get_range_info
19356 instead of get_value_range.
19358 2016-05-17 Jiong Wang <jiong.wang@arm.com>
19360 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
19361 Remove inline assembly.
19362 (vmvn_s16): Likewise.
19363 (vmvn_s32): Likewise.
19364 (vmvn_u8): Likewise.
19365 (vmvn_u16): Likewise.
19366 (vmvn_u32): Likewise.
19367 (vmvnq_s8): Likewise.
19368 (vmvnq_s16): Likewise.
19369 (vmvnq_s32): Likewise.
19370 (vmvnq_u8): Likewise.
19371 (vmvnq_u16): Likewise.
19372 (vmvnq_u32): Likewise.
19373 (vmvn_p8): Likewise.
19374 (vmvnq_p16): Likewise.
19376 2016-05-17 Jiong Wang <jiong.wang@arm.com>
19378 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
19380 (vmul_n_s16): Likewise.
19381 (vmul_n_s32): Likewise.
19382 (vmul_n_u16): Likewise.
19383 (vmul_n_u32): Likewise.
19384 (vmulq_n_f32): Likewise.
19385 (vmulq_n_f64): Likewise.
19386 (vmulq_n_s16): Likewise.
19387 (vmulq_n_s32): Likewise.
19388 (vmulq_n_u16): Likewise.
19389 (vmulq_n_u32): Likewise.
19391 2016-05-17 Jiong Wang <jiong.wang@arm.com>
19393 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
19394 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
19396 2016-05-17 Jiong Wang <jiong.wang@arm.com>
19398 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
19399 to *aarch64_fma4_elt_from_dup<mode>.
19400 (*aarch64_fnma4_elt_to_128df): Rename to
19401 *aarch64_fnma4_elt_from_dup<mode>.
19402 * config/aarch64/arm_neon.h (vfma_n_f64): New.
19403 (vfms_n_f32): Likewise.
19404 (vfms_n_f64): Likewise.
19405 (vfmsq_n_f32): Likewise.
19406 (vfmsq_n_f64): Likewise.
19408 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
19410 * wide-int.h: Change fixed_wide_int_storage from class to struct.
19412 2016-05-17 Richard Biener <rguenther@suse.de>
19414 PR tree-optimization/71132
19415 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
19416 Only add control dependences for blocks in the loop.
19417 (build_rdg): Adjust.
19418 (generate_code_for_partition): Return whether loop should
19419 be destroyed and delay that.
19420 (distribute_loop): Likewise.
19421 (pass_loop_distribution::execute): Record loops to be destroyed
19422 and perform delayed destroying of loops.
19424 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19427 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
19429 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
19431 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
19433 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
19436 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
19437 insertion point for instructions generated by validize_mem.
19439 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
19441 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
19444 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
19446 * config/aarch64/aarch64.c
19447 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
19448 rather than a macro.
19450 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
19452 * doc/invoke.texi (AArch64 Options): Various updates.
19454 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19456 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
19457 into instrumentation thunks.
19458 * cif-code.def (CIF_CHKP): New.
19460 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
19462 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
19464 2016-05-16 Martin Jambor <mjambor@suse.cz>
19466 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
19467 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
19469 2016-05-16 Marek Polacek <polacek@redhat.com>
19471 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
19474 2016-05-16 Martin Jambor <mjambor@suse.cz>
19477 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
19478 the outlined kernel function.
19480 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
19482 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
19483 (ISA_HAS_DLSA): Ditto.
19485 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
19487 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
19489 2016-05-16 Nathan Sidwell <nathan@acm.org>
19491 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
19492 (nvptx_name_replacement): Restore. Add comment.
19493 (write_fn_proto, write_fn_proto_from_insn,
19494 nvptx_output_call_insn): Restore
19495 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
19497 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
19499 * config/aarch64/aarch64.md
19500 (add<mode>3_compareC_cconly_imm): Remove use of %w.
19501 (add<mode>3_compareC_imm): Likewise.
19502 (<optab>si3_uxtw): Split into register and immediate variants.
19503 (andsi3_compare0_uxtw): Likewise.
19504 (and<mode>3_compare0): Likewise.
19505 (and<mode>3nr_compare0): Likewise.
19506 (stack_protect_test_<mode>): Don't use %x for memory operands.
19508 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
19510 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
19512 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
19514 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
19515 Split integer shifts into shift_reg and bfm.
19516 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
19517 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
19518 (ror<mode>3_insn): Likewise.
19519 (<optab>si3_insn_uxtw): Likewise.
19520 (<optab><mode>3_insn): Change to rotate_imm.
19521 (extr<mode>5_insn_alt): Likewise.
19522 (extrsi5_insn_uxtw): Likewise.
19523 (extrsi5_insn_uxtw_alt): Likewise.
19525 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
19527 * doc/tm.texi: Regenerate.
19528 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
19529 (TARGET_INVALID_RETURN_TYPE): Remove.
19530 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
19531 TARGET_INVALID_RETURN_TYPE.
19532 * target.def (invalid_parameter_type): Remove.
19533 (invalid_return_type): Remove.
19535 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19537 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
19538 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
19540 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
19542 (preserve_function_body_p): No need to preserve function body
19543 * cif-codes.def (CIF_THUNK): Remove.
19544 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
19546 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19548 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
19550 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19552 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
19555 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19557 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
19558 (inline_small_functions): Do not look for function symbol when
19561 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
19563 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
19566 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
19567 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19568 Jiong Wang <jiong.wang@arm.com>
19570 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
19571 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
19572 Define __ARM_FP16_ARGS when appropriate.
19573 * config/arm/arm.c (arm_invalid_parameter_type): Remove
19575 (arm_invalid_return_type): Likewise.
19576 (TARGET_INVALID_PARAMETER_TYPE): Remove.
19577 (TARGET_INVALID_RETURN_TYPE): Remove.
19578 (aapcs_vfp_sub_candidate): Allow HFmode.
19579 (aapcs_vfp_allocate): Add comment. Support HFmode.
19580 (aapcs_vfp_allocate_return_reg): Likewise.
19581 (struct aapcs_cp_arg_layout): Slightly reword comments for
19582 is_return_candidate and allocate_return_reg.
19583 (output_mov_vfp): Update assert.
19584 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
19586 (arm_invalid_parameter_type): Remove.
19587 (amr_invalid_return_type): Remove.
19588 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
19589 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
19590 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
19592 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
19594 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
19595 * config/aarch64/arch64-protos.h
19596 (aarch64_legitimize_reload_address): Remove.
19597 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
19600 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
19602 * configure.ac: Add ACX_NONCANONICAL_HOST.
19603 * configure: Regenerate.
19604 * Makefile.in: Set host_noncanonical.
19606 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
19609 * config/i386/i386.md (*movtf_internal): Before register allocation,
19610 do not allow FP constants for CM_MEDIUM memory model, allow only
19611 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
19612 (*movxf_internal): Ditto.
19613 (*movdf_internal): Ditto.
19614 (*movsf_internal): Ditto.
19616 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
19618 PR rtl-optimization/67483
19619 * combine.c (make_compound_operation): Don't call extract_left_shift
19620 with negative shift amounts.
19622 2016-05-13 Jakub Jelinek <jakub@redhat.com>
19625 * fold-const.c (fold_checksum_tree): Allow modification
19626 of TYPE_ALIAS_SET during folding.
19628 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
19629 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
19630 (ix86_split_to_parts): Likewise. Fix up formatting.
19632 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
19634 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
19635 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
19638 2016-05-13 Nathan Sidwell <nathan@acm.org>
19640 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
19641 (nvptx_name_replacement): Delete.
19642 (write_fn_proto, write_fn_proto_from_insn,
19643 nvptx_output_call_insn): Remove nvptx_name_replacement call.
19644 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
19645 * langhooks.c (add_builtin_funcction_common): Call
19646 targetm.mangle_decl_assembler_name.
19648 * config/nvptx/nvptx.c (write_fn_proto): Handle
19649 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
19651 2016-05-13 Martin Liska <mliska@suse.cz>
19653 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
19654 and PRIu64 in printf format.
19656 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19658 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
19661 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19663 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
19664 Change --param max-completely-peeled-times to
19665 --param max-completely-peel-times in dump file printing.
19667 2016-05-13 Richard Biener <rguenther@suse.de>
19669 PR tree-optimization/42587
19670 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
19671 (find_bswap_or_nop_1): Likewise.
19672 (bswap_replace): Likewise.
19674 2016-05-13 Martin Liska <mliska@suse.cz>
19676 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
19677 Initialize a variable with default value.
19679 2016-05-13 Martin Liska <mliska@suse.cz>
19681 * doc/invoke.texi: Enhance explanation of error recovery
19684 2016-05-13 Martin Liska <mliska@suse.cz>
19686 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
19687 (struct cost_pair): Change inv_expr_id (int) to inv_expr
19688 (iv_inv_expr_ent *).
19689 (struct iv_inv_expr_ent): Comment struct fields.
19690 (sort_iv_inv_expr_ent): New function.
19691 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
19692 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
19693 a hash_map between iv_inv_expr_ent and number of usages.
19694 (niter_for_exit): Fix coding style.
19695 (tree_ssa_iv_optimize_init): Use renamed variable.
19696 (determine_base_object): Fix coding style.
19697 (alloc_iv): Likewise.
19698 (find_interesting_uses_outside): Likewise.
19699 (add_candidate_1): Likewise.
19700 (add_standard_iv_candidates): Likewise.
19701 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
19702 (prepare_decl_rtl): Fix coding style.
19703 (get_address_cost): Likewise.
19704 (get_shiftadd_cost): Likewise.
19705 (force_expr_to_var_cost): Likewise.
19706 (compare_aff_trees): Likewise.
19707 (get_expr_id): Restructure the function.
19708 (get_loop_invariant_expr_id): Renamed to
19709 get_loop_invariant_expr.
19710 (get_computation_cost_at): Replace usage of inv_expr_id with
19712 (get_computation_cost): Likewise.
19713 (determine_group_iv_cost_generic): Likewise.
19714 (determine_group_iv_cost_address): Likewise.
19715 (iv_period): Fix coding style.
19716 (iv_elimination_compare_lt): Likewise.
19717 (may_eliminate_iv): Likewise.
19718 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
19720 (determine_group_iv_costs): Dump invariant expressions.
19721 (iv_ca_recount_cost): Use the newly added hash_map.
19722 (iv_ca_set_remove_invariants): Fix coding style.
19723 (iv_ca_set_add_invariants): Fix coding style.
19724 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
19726 (iv_ca_set_cp): Likewise.
19727 (iv_ca_new): Initialize the newly added hash_map and remove
19728 initialization of fields.
19729 (iv_ca_free): Delete the hash_map.
19730 (iv_ca_dump): Dump invariant expressions.
19731 (iv_ca_extend): Fix coding style.
19732 (try_add_cand_for): Likewise.
19733 (create_new_ivs): Dump information about # of avg iterations and
19734 # of used invariant expressions.
19735 (rewrite_use_compare): Fix coding style.
19736 (free_loop_data): Set default value for max_inv_expr_id.
19738 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
19740 * cse.c (rest_of_handle_cse): Use cleanup_cfg
19741 returned value cse_cfg_altered computation.
19742 (rest_of_handle_cse2): Likewise.
19743 (rest_of_handle_cse_after_global_opts): Likewise.
19745 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19748 * config/arm/arm.c (arm32_output_mi_thunk): New.
19749 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
19750 to split Thumb1 vs TARGET_32BIT functionality.
19751 (arm_thumb1_mi_thunk): New.
19753 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19755 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
19758 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19761 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
19763 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
19765 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
19766 (expand_builtin_trap): Emit a regular call.
19767 (set_builtin_user_assembler_name): Remove obsolete cases.
19768 * dse.c (scan_insn): Adjust.
19769 * except.c: Include calls.h.
19770 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
19771 emit a regular call to setjmp.
19772 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
19773 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
19774 (emit_block_move_via_libcall): Delete.
19775 (block_move_fn): Delete.
19776 (init_block_move_fn): Likewise.
19777 (emit_block_move_libcall_fn): Likewise.
19778 (emit_block_op_via_libcall): New function.
19779 (set_storage_via_libcall): Tidy up and use memset builtin.
19780 (block_clear_fn): Delete.
19781 (init_block_clear_fn): Likewise.
19782 (clear_storage_libcall_fn): Likewise.
19783 (expand_assignment): Call emit_block_move_via_libcall.
19784 Do not include gt-expr.h.
19785 * expr.h (emit_block_op_via_libcall): Declare.
19786 (emit_block_copy_via_libcall): New inline function.
19787 (emit_block_move_via_libcall): Likewise.
19788 (emit_block_comp_via_libcall): Likewise.
19789 (block_clear_fn): Delete.
19790 (init_block_move_fn): Likewise.
19791 (init_block_clear_fn): Likewise.
19792 (emit_block_move_via_libcall): Likewise.
19793 (set_storage_via_libcall): Add default parameter value.
19794 * libfuncs.h (enum libfunc_index): Remove obsolete values.
19795 (abort_libfunc): Delete.
19796 (memcpy_libfunc): Likewise.
19797 (memmove_libfunc): Likewise.
19798 (memcmp_libfunc): Likewise.
19799 (memset_libfunc): Likewise.
19800 (setbits_libfunc): Likewise.
19801 (setjmp_libfunc): Likewise.
19802 (longjmp_libfunc): Likewise.
19803 (profile_function_entry_libfunc): Likewise.
19804 (profile_function_exit_libfunc): Likewise.
19805 (gcov_flush_libfunc): Likewise.
19806 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
19807 and DECL_VISIBILITY on the declaration.
19808 (init_optabs): Do not initialize obsolete libfuncs.
19809 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
19810 * tree-core.h (ECF_RET1): Define.
19811 (ECF_TM_PURE): Adjust.
19812 (ECF_TM_BUILTIN): Likewise.
19813 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
19814 (build_common_builtin_nodes): Initialize abort builtin.
19815 Add ECF_RET1 on memcpy, memmove and memset builtins.
19816 Pass final flags for alloca and alloca_with_align builtins.
19817 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
19819 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
19820 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
19821 set_storage_via_libcall and call emit_block_copy_via_libcall.
19823 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
19825 * config/i386/i386.md (*call_got_x32): Change operand 0 to
19826 DImode before it is passed to ix86_output_call_operand.
19827 (*call_value_got_x32): Ditto for operand 1.
19829 2016-05-12 Jiong Wang <jiong.wang@arm.com>
19831 PR rtl-optimization/70904
19832 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
19833 reload for wide mode.
19835 2016-05-12 Marek Polacek <polacek@redhat.com>
19838 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
19839 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
19840 * langhooks.h (incomplete_type_error): Likewise.
19841 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
19842 parameter, pass it down to incomplete_type_error.
19843 * tree.h (size_in_bytes): New inline overload.
19844 (size_in_bytes_loc): Renamed from size_in_bytes.
19846 2016-05-12 Richard Biener <rguenther@suse.de>
19848 PR tree-optimization/71059
19849 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
19850 nary before looking up or entering the expression into the VN
19852 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
19853 Make sure to re-use NARYs without result as inserted by
19856 2016-05-12 Richard Biener <rguenther@suse.de>
19858 PR tree-optimization/71062
19859 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
19861 * tree-ssa-structalias.c (set_uids_in_ptset): Set
19862 vars_contains_restrict if the var is a restrict tag.
19863 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
19864 do not disambiguate pointers against it.
19865 (dump_points_to_solution): Re-structure and adjust for new
19866 vars_contains_restrict flag.
19867 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
19869 2016-05-12 Martin Liska <mliska@suse.cz>
19871 * doc/invoke.texi: Explain connection between
19872 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
19874 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
19876 PR tree-optimization/71006
19877 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
19878 consider COND_EXPR as a mask producer.
19880 2016-05-12 Marek Polacek <polacek@redhat.com>
19883 * opts.c (common_handle_option): Detect missing argument for --help^.
19885 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19888 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
19889 when popping the PC and within an interrupt handler routine.
19890 Add missing tab to output of "ldmfd".
19891 (output_return_instruction): Output LDMFD with SP update rather
19892 than POP when returning from interrupt handler.
19894 2016-05-12 Jakub Jelinek <jakub@redhat.com>
19896 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
19897 TARGET_64BIT && TARGET_AVX512DQ.
19898 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
19899 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
19900 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
19901 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
19902 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
19903 (*vec_extractv4si_zext): Add avx512dq alternative.
19904 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
19905 use v instead of x constraint in other alternatives where possible.
19907 * config/i386/sse.md (sse2_loadld): Use v instead of x
19908 constraint in alternatives 0,1,4.
19910 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
19911 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
19912 v constraints instead of x and <pinsr_evex_isa> isa attribute.
19915 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
19916 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
19917 is not emitted unless TARGET_AVX512BW.
19918 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
19919 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
19920 for the result operand.
19922 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
19923 constraint instead of x in avx alternatives. Use maybe_evex instead
19926 * config/i386/constraints.md (Yv): New constraint.
19927 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
19928 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
19929 * config/i386/i386.md (avx512fvecmode): New mode attr.
19930 (*pushtf): Use v constraint instead of x.
19931 (*movtf_internal): Likewise. For TARGET_AVX512VL and
19932 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
19933 (*absneg<mode>2): Use Yv constraint instead of x constraint.
19934 (*absnegtf2_sse): Likewise.
19935 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
19936 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
19937 avx512f alternatives.
19938 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
19940 2016-05-12 Richard Biener <rguenther@suse.de>
19942 PR tree-optimization/71060
19943 * tree-data-ref.c (initialize_data_dependence_relation): Do not
19944 require exact match of DR_BASE_OBJECT but only matching address and
19947 2016-05-12 Richard Biener <rguenther@suse.de>
19949 PR tree-optimization/70986
19950 * cfganal.c: Include cfgloop.h.
19951 (dfs_find_deadend): Prefer to take edges exiting loops.
19953 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19955 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
19956 compile and run time.
19958 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
19961 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
19963 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
19965 * config/i386/i386.c (legitimize_pic_address): Use
19966 copy_to_suggested_reg instead of gen_movsi.
19968 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19970 * config/rs6000/predicates.md (quad_memory_operand): Move most of
19971 the code into quad_address_p and call it to share code with
19972 vsx_quad_dform_memory_operand.
19973 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
19975 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
19976 bit instead of being a separate word. Split -mpower9-dform into
19977 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
19978 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
19979 for the register class supporting 128-bit quad word memory offsets.
19980 (mode_supports_vsx_dform_quad): Helper function to return if the
19981 register class uses quad word memory offsets.
19982 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
19983 (rs6000_debug_reg_global): Always print if we are using LRA or not.
19984 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
19985 instructions are enabled, set up the appropriate addr_masks for
19987 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
19988 -mpower9-dform-scalar, instead of -mpower9-dform.
19989 (rs6000_option_override_internal): Split -mpower9-dform into two
19990 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
19991 -mpower9-dform switch sets or clears both. If we are not using
19992 the LRA register allocator, do not enable -mpower9-dform-vector by
19993 default. If we are using LRA, enable -mpower9-dform-vector and
19994 -mvsx-timode if it is appropriate. Issue a warning if either
19995 -mpower9-dform-vector or -mvsx-timode are explicitly used without
19997 (quad_address_offset_p): New helper function to return if the
19998 offset is legal for quad word memory instructions.
19999 (quad_address_p): New function to determin if GPR or vector
20000 register quad word memory addresses are legal.
20001 (mem_operand_gpr): Validate quad word address offsets.
20002 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
20003 d-form (register + offset) instructions.
20004 (offsettable_ok_by_alignment): Likewise.
20005 (rs6000_legitimate_offset_address_p): Likewise.
20006 (legitimate_lo_sum_address_p): Likewise.
20007 (rs6000_legitimize_address): Likewise.
20008 (rs6000_legitimize_reload_address): Add more debug statements for
20010 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
20011 d-form instructions.
20012 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
20013 d-form instructions. Distinguish different cases in debug
20014 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
20015 d-form instructions.
20016 (rs6000_preferred_reload_class): Likewise.
20017 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
20018 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
20019 of the ISA 2.06 indexed memory instructions.
20020 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
20021 use them to save/restore the saved vector registers instead of
20022 using Altivec instructions.
20023 (rs6000_emit_epilogue): Likewise.
20024 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
20025 (rs6000_opt_masks): Split -mpower9-dform into
20026 -mpower9-dform-scalar and -mpower9-dform-vector.
20027 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
20029 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
20030 ISA 3.0 vector indexed memory instructions, and fold the code into
20031 the normal mov<mode> patterns.
20032 (p9_vecstore_<mode>): Likewise.
20033 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
20035 (vsx_movti_64bit): Likewise.
20036 (vsx_movti_32bit): Likewise.
20037 * config/rs6000/constraints.md (wO constraint): New constraint for
20038 ISA 3.0 vector d-form support.
20039 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
20040 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
20041 include -mpower9-dform-vector until we switch over to LRA.
20042 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
20043 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
20044 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
20045 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20046 for -mpower9-dform and -mlra.
20047 * doc/md.texi (wO constraint): Document wO constraint.
20049 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
20051 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
20052 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
20053 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
20054 Move handling of non-insn arguments inline into the sole user:
20055 (output_trans_func): ...here.
20056 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
20057 in emitted function prototype.
20058 (output_internal_insn_latency_func): Ditto. Simplify.
20059 (output_internal_maximal_insn_latency_func): Ditto. Delete
20060 always-unused argument.
20061 (output_insn_latency_func): Ditto.
20062 (output_maximal_insn_latency_func): Ditto.
20064 2016-05-11 Richard Biener <rguenther@suse.de>
20066 PR tree-optimization/71055
20067 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
20068 sth with precision not equal to access size verify we don't chop
20071 2016-05-11 Richard Biener <rguenther@suse.de>
20074 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
20075 (dwarf2out_finish): Move retry_incomplete_types call ...
20076 (dwarf2out_early_finish): ... here.
20078 2016-05-11 Richard Biener <rguenther@suse.de>
20080 PR middle-end/71002
20081 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
20082 if the langhook insists on it.
20083 * fold-const.c (make_bit_field_ref): Add arg for the original
20084 reference and preserve its alias-set.
20085 (decode_field_reference): Take exp by reference and adjust it
20086 to the original memory reference.
20087 (optimize_bit_field_compare): Adjust callers.
20088 (fold_truth_andor_1): Likewise.
20089 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
20091 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
20093 PR middle-end/70807
20094 * cfgrtl.h (delete_insn_and_edges): Now return bool.
20095 * cfgrtl.c (delete_insn_and_edges): Likewise.
20096 * config/i386/i386.c (convert_scalars_to_vector): Remove
20098 * cse.c (cse_insn): Compute cse_cfg_altered.
20099 (delete_trivially_dead_insns): Likewise.
20100 (cse_cc_succs): Likewise.
20101 (rest_of_handle_cse): Free dominance info if required.
20102 (rest_of_handle_cse2): Likewise.
20103 (rest_of_handle_cse_after_global_opts): Likewise.
20105 2016-05-11 Alan Modra <amodra@gmail.com>
20107 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
20108 abi_v4_pass_in_fpr): New functions.
20109 (rs6000_function_arg_boundary): Exclude complex IBM long double
20110 from 64-bit alignment when ABI_V4.
20111 (rs6000_function_arg, rs6000_function_arg_advance_1,
20112 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
20114 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
20116 PR rtl-optimization/71028
20117 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
20118 jump with just a return in the fallthrough block if the branch
20119 block contains just a return as well.
20121 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
20123 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
20124 * match.pd ((X & Y) ^ Y): ... this.
20125 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
20126 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
20128 2016-05-10 David Malcolm <dmalcolm@redhat.com>
20130 * read-md.c (require_char_ws): New function.
20131 (read_string): Simplify using require_char_ws.
20132 (handle_constants): Likewise.
20133 (handle_enum): Likewise.
20134 (handle_file): Likewise.
20135 * read-md.h (require_char_ws): New declaration.
20136 * read-rtl.c (read_conditions): Simplify using require_char_ws.
20137 (read_mapping): Likewise.
20138 (read_rtx_code): Likewise.
20139 (read_nested_rtx): Likewise.
20141 2016-05-10 James Norris <jnorris@codesourcery.com>
20143 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
20144 if offloading is enabled and -fopenacc or -fopenmp is specified.
20145 (CRTOFFLOADEND): Likewise.
20146 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
20147 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
20149 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
20151 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
20152 gotoff_operand code paths. Use copy_to_suggested_regs and
20153 expand_simple_binop where appropriate. Cleanup.
20155 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
20158 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
20160 (dimode_scalar_chain::vector_const_cost): New.
20161 (dimode_scalar_chain::compute_convert_gain): Handle constants.
20162 (dimode_scalar_chain::convert_op): Likewise.
20163 (dimode_scalar_chain::convert_insn): Likewise.
20165 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
20167 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
20168 unary operation, not a binary one.
20170 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
20172 PR middle-end/70877
20173 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
20174 calls with type casted fndecl.
20176 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
20178 PR tree-optimization/70786
20179 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
20180 * calls.c (initialize_argument_information): Bind bounds
20181 with corresponding args passed by reference.
20183 2016-05-10 Jakub Jelinek <jakub@redhat.com>
20186 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
20187 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
20188 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
20191 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20194 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
20195 code for a zero scale factor.
20196 (vsx_xvcvdpuxds_scale): Likewise.
20198 2016-05-10 David Malcolm <dmalcolm@redhat.com>
20200 * diagnostic-show-locus.c (layout::layout): Call show_ruler
20201 if show_ruler_p was set on the context.
20202 (layout::show_ruler): New method.
20203 * diagnostic.h (struct diagnostic_context): Add field
20206 2016-05-10 Richard Biener <rguenther@suse.de>
20208 PR tree-optimization/71039
20209 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
20210 (chk_uses): New function.
20211 (propagate_with_phi): Verify we can safely replicate the lhs of an
20212 aggregate assignment on all incoming edges.
20214 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
20216 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
20218 (rx_atomic_sequence): New class.
20219 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
20220 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
20222 (rx_atomic_sequence::rx_atomic_sequence,
20223 rx_atomic_sequence::~rx_atomic_sequence): New functions.
20224 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
20225 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
20226 CTRLREG_INTB): New constants.
20227 (FETCHOP): New code iterator.
20228 (fethcop_name, fetchop_name2): New iterator code attributes.
20229 (QIHI): New mode iterator.
20230 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
20231 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
20232 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
20234 2016-05-10 Martin Liska <mliska@suse.cz>
20236 * tree-inline.c (remap_dependence_clique): Do not remap
20237 debugging statements.
20239 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20241 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
20242 ("*fixuns_truncdfdi2_z13")
20243 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
20244 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
20245 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
20247 2016-05-10 Richard Biener <rguenther@suse.de>
20249 PR tree-optimization/70497
20250 PR tree-optimization/28367
20251 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
20253 (visit_reference_op_load): ... here.
20254 (vn_reference_lookup_3): Use it to handle subreg-like accesses
20255 with simplified BIT_FIELD_REFs.
20256 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
20257 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
20260 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
20262 * dwarf2out.c (add_abstract_origin_attribute): Adjust
20263 documentation comment. For BLOCK nodes, add a
20264 DW_AT_abstract_origin attribute that points to the DIE generated
20265 for the origin BLOCK.
20266 (gen_lexical_block_die): Call add_abstract_origin_attribute for
20267 blocks from inlined functions.
20269 2016-05-10 Alan Modra <amodra@gmail.com>
20272 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
20273 regrename modifying insns saving lr before __morestack call.
20274 * config/rs6000/rs6000.md (split_stack_return): Similarly for
20275 insns restoring lr after __morestack call.
20277 2016-05-09 Jakub Jelinek <jakub@redhat.com>
20279 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
20280 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
20282 * config/i386/sse.md (vec_interleave_high<mode>,
20283 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
20284 <avx512>_vpermt2var<mode>3_maskz): Likewise.
20286 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
20288 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
20289 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
20290 parallel reassociation for power8 and forward.
20292 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
20294 * config/i386/i386.md (absneg splitters with general regs): Use
20295 general_reg_operand predicate.
20296 (btsq peephole2): Use x86_64_immediate_operand to check if new
20297 value is suitable for immediate operand. Generate emitted insn
20298 using RTL expressions.
20299 (btcq peephole2): Ditto.
20300 (btrq peephole2): Ditto. Generate correct immediate operand
20303 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
20305 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
20308 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
20310 * tree-affine.c (wide_int_constant_multiple_p): Add missing
20311 pointer dereference.
20313 2016-05-09 Richard Biener <rguenther@suse.de>
20315 PR tree-optimization/70985
20316 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
20317 op0 isn't a gimple register.
20319 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
20321 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
20322 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
20323 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
20324 (i6400_fpu_mult): New cpu units.
20325 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
20326 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
20327 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
20328 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
20329 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
20330 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
20331 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
20332 (i6400_msa_long_float4, i6400_msa_long_float5)
20333 (i6400_msa_long_float8, i6400_msa_fdiv_df)
20334 (i6400_msa_fdiv_sf): New reservations.
20335 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
20336 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
20337 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
20338 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
20339 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
20340 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
20341 (msa_short_cmp, msa_short_float2, msa_short_logic3)
20342 (msa_short_store4, msa_long_load, msa_short_store)
20343 (msa_long_logic, msa_long_float2, msa_long_float4)
20344 (msa_long_float5, msa_long_float8, msa_long_mult)
20345 (msa_long_fdiv, msa_long_div): New reservations.
20347 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
20348 Sameera Deshpande <sameera.deshpande@imgtec.com>
20349 Matthew Fortune <matthew.fortune@imgtec.com>
20350 Graham Stott <graham.stott@imgtec.com>
20351 Chao-ying Fu <chao-ying.fu@imgtec.com>
20353 * config.gcc: Add MSA header file for mips*-*-* target.
20354 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
20355 (Ubv8i, Urv8): New constraints.
20356 * config/mips/mips-ftypes.def: Add function types for MSA
20358 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
20359 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
20360 * config/mips/mips-msa.md: New file.
20361 * config/mips/mips-protos.h
20362 (mips_split_128bit_const_insns): New prototype.
20363 (mips_msa_idiv_insns): Likewise.
20364 (mips_split_128bit_move): Likewise.
20365 (mips_split_128bit_move_p): Likewise.
20366 (mips_split_msa_copy_d): Likewise.
20367 (mips_split_msa_insert_d): Likewise.
20368 (mips_split_msa_fill_d): Likewise.
20369 (mips_expand_msa_branch): Likewise.
20370 (mips_const_vector_same_val_p): Likewise.
20371 (mips_const_vector_same_bytes_p): Likewise.
20372 (mips_const_vector_same_int_p): Likewise.
20373 (mips_const_vector_shuffle_set_p): Likewise.
20374 (mips_const_vector_bitimm_set_p): Likewise.
20375 (mips_const_vector_bitimm_clr_p): Likewise.
20376 (mips_msa_vec_parallel_const_half): Likewise.
20377 (mips_msa_output_division): Likewise.
20378 (mips_ldst_scaled_shift): Likewise.
20379 (mips_expand_vec_cond_expr): Likewise.
20380 * config/mips/mips.c (enum mips_builtin_type): Add
20381 MIPS_BUILTIN_MSA_TEST_BRANCH.
20382 (mips_gen_const_int_vector_shuffle): New prototype.
20383 (mips_const_vector_bitimm_set_p): New function.
20384 (mips_const_vector_bitimm_clr_p): Likewise.
20385 (mips_const_vector_same_val_p): Likewise.
20386 (mips_const_vector_same_bytes_p): Likewise.
20387 (mips_const_vector_same_int_p): Likewise.
20388 (mips_const_vector_shuffle_set_p): Likewise.
20389 (mips_symbol_insns): Forbid loading symbols via immediate for
20391 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
20393 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
20395 (mips_lx_address_p): Add support load indexed address for MSA.
20396 (mips_address_insns): Add calculation of instructions needed for
20397 stores and loads for MSA.
20398 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
20399 CONST_VECTOR for MSA and let it fall through.
20400 (mips_ldst_scaled_shift): New function.
20401 (mips_subword_at_byte): Likewise.
20402 (mips_msa_idiv_insns): Likewise.
20403 (mips_legitimize_move): Validate MSA moves.
20404 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
20405 calculation of costs for MSA division.
20406 (mips_split_move_p): Check if MSA moves need splitting.
20407 (mips_split_move): Split MSA moves if necessary.
20408 (mips_split_128bit_move_p): New function.
20409 (mips_split_128bit_move): Likewise.
20410 (mips_split_msa_copy_d): Likewise.
20411 (mips_split_msa_insert_d): Likewise.
20412 (mips_split_msa_fill_d): Likewise.
20413 (mips_output_move): Handle MSA moves.
20414 (mips_expand_msa_branch): New function.
20415 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
20416 Reinstate 'y' modifier.
20417 (mips_file_start): Add MSA .gnu_attribute.
20418 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
20420 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
20421 (mips_class_max_nregs): Add register size for MSA supported mode.
20422 (mips_cannot_change_mode_class): Allow conversion between MSA
20423 vector modes and TImode.
20424 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
20426 (mips_secondary_reload_class): Force MSA loads/stores via memory.
20427 (mips_preferred_simd_mode): Add preffered modes for MSA.
20428 (mips_vector_mode_supported_p): Add MSA supported modes.
20429 (mips_autovectorize_vector_sizes): New function.
20430 (mips_msa_output_division): Likewise.
20431 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
20432 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
20433 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
20434 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
20435 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
20436 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
20437 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
20438 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
20439 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
20440 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
20441 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
20442 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
20443 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
20444 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
20445 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
20446 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
20447 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
20448 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
20449 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
20450 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
20451 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
20452 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
20453 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
20454 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
20455 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
20456 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
20457 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
20458 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
20459 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
20460 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
20461 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
20462 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
20463 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
20464 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
20465 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
20466 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
20467 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
20468 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
20469 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
20470 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
20471 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
20472 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
20473 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
20474 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
20475 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
20476 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
20477 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
20478 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
20479 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
20480 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
20481 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
20482 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
20483 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
20484 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
20485 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
20486 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
20487 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
20488 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
20489 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
20490 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
20491 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
20492 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
20493 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
20494 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
20495 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
20496 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
20497 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
20498 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
20499 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
20500 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
20501 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
20502 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
20503 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
20504 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
20505 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
20506 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
20507 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
20508 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
20509 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
20510 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
20511 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
20512 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
20513 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
20514 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
20515 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
20516 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
20517 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
20518 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
20519 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
20520 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
20521 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
20522 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
20523 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
20524 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
20525 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
20526 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
20527 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
20528 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
20529 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
20530 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
20531 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
20532 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
20533 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
20534 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
20535 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
20536 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
20537 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
20538 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
20539 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
20540 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
20541 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
20542 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
20543 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
20544 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
20545 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
20546 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
20547 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
20548 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
20549 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
20550 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
20551 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
20552 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
20553 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
20554 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
20555 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
20556 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
20557 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
20558 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
20559 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
20560 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
20561 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
20562 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
20563 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
20564 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
20565 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
20566 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
20567 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
20568 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
20569 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
20570 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
20571 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
20572 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
20573 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
20574 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
20575 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
20576 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
20577 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
20578 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
20579 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
20580 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
20581 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
20583 (mips_get_builtin_decl_index): New array.
20584 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
20585 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
20586 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
20587 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
20588 (mips_init_builtins): Initialize mips_get_builtin_decl_index
20590 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
20592 (mips_expand_builtin_insn): Prepare operands for
20593 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
20594 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
20595 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
20596 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
20597 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
20598 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
20599 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
20600 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
20601 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
20602 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
20603 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
20604 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
20605 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
20606 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
20607 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
20608 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
20609 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
20610 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
20611 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
20612 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
20613 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
20614 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
20615 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
20616 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
20617 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
20618 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
20619 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
20620 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
20621 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
20622 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
20623 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
20624 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
20625 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
20626 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
20627 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
20628 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
20629 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
20630 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
20631 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
20632 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
20633 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
20634 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
20635 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
20636 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
20637 These are set implicitly and an error is reported if overridden.
20638 (mips_expand_builtin_msa_test_branch): New function.
20639 (mips_expand_msa_shuffle): Likewise.
20640 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
20641 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
20642 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
20643 (mips_expand_vec_unpack): Add support for MSA.
20644 (mips_expand_vector_init): Likewise.
20645 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
20646 instead of const0_rtx.
20647 (mips_msa_vec_parallel_const_half): New function.
20648 (mips_gen_const_int_vector): Likewise.
20649 (mips_gen_const_int_vector_shuffle): Likewise.
20650 (mips_expand_msa_cmp): Likewise.
20651 (mips_expand_vec_cond_expr): Likewise.
20652 * config/mips/mips.h
20653 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
20654 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
20656 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
20657 (ISA_HAS_MSA): New macro.
20658 (UNITS_PER_MSA_REG): Likewise.
20659 (BITS_PER_MSA_REG): Likewise.
20660 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
20661 (MSA_REG_FIRST): New macro.
20662 (MSA_REG_LAST): Likewise.
20663 (MSA_REG_NUM): Likewise.
20664 (MSA_REG_P): Likewise.
20665 (MSA_REG_RTX_P): Likewise.
20666 (MSA_SUPPORTED_MODE_P): Likewise.
20667 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
20668 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
20669 * config/mips/mips.md: Include mips-msa.md.
20670 (alu_type): Add simd_add.
20671 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
20672 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
20673 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
20674 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
20675 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
20676 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
20677 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
20678 simd_move, simd_load, simd_store. Choose "multi" for moves
20680 (qword_mode): New attribute.
20681 (insn_count): Add instruction count for quad moves.
20682 Increase the count for MIPS SIMD division.
20683 (UNITMODE): Add UNITMODEs for vector types.
20684 (addsub): New code iterator.
20685 * config/mips/mips.opt (mmsa): New option.
20686 * config/mips/msa.h: New file.
20687 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
20689 * config/mips/mti-linux.h: Likewise.
20690 * config/mips/predicates.md
20691 (const_msa_branch_operand): New constraint.
20692 (const_uimm3_operand): Likewise.
20693 (const_uimm4_operand): Likewise.
20694 (const_uimm5_operand): Likewise.
20695 (const_uimm8_operand): Likewise.
20696 (const_imm5_operand): Likewise.
20697 (aq10b_operand): Likewise.
20698 (aq10h_operand): Likewise.
20699 (aq10w_operand): Likewise.
20700 (aq10d_operand): Likewise.
20701 (const_m1_operand): Likewise.
20702 (reg_or_m1_operand): Likewise.
20703 (const_exp_2_operand): Likewise.
20704 (const_exp_4_operand): Likewise.
20705 (const_exp_8_operand): Likewise.
20706 (const_exp_16_operand): Likewise.
20707 (const_vector_same_val_operand): Likewise.
20708 (const_vector_same_simm5_operand): Likewise.
20709 (const_vector_same_uimm5_operand): Likewise.
20710 (const_vector_same_uimm6_operand): Likewise.
20711 (const_vector_same_uimm8_operand): Likewise.
20712 (par_const_vector_shf_set_operand): Likewise.
20713 (reg_or_vector_same_val_operand): Likewise.
20714 (reg_or_vector_same_simm5_operand): Likewise.
20715 (reg_or_vector_same_uimm6_operand): Likewise.
20716 * doc/extend.texi (MIPS SIMD Architecture Functions): New
20718 * doc/invoke.texi (-mmsa): Document new option.
20720 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20722 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
20723 * configure: Regenerate.
20724 * config.in: Regenerate.
20725 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
20726 on -fvtable-verify.
20727 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
20728 (ENDFILE_VTV_SPEC): Define.
20730 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
20732 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
20733 registers in all interrupt handlers if necessary.
20734 (rl78_option_override): Add warning.
20735 (MUST_SAVE_MDUC_REGISTERS): New macro.
20736 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
20737 * config/rl78/rl78.c (check_mduc_usage): New function.
20738 (mduc_regs): New structure to hold MDUC register data.
20739 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
20740 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
20741 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
20742 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
20743 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
20744 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
20746 2016-05-09 Bin Cheng <bin.cheng@arm.com>
20748 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
20749 (tree-ssa-loop-niter.h): Ditto.
20750 (idx_within_array_bound, ref_within_array_bound): New functions.
20751 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
20752 Factor out check on writable base object to ...
20753 (base_object_writable): ... here.
20755 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20757 * config/arm/arm.md (probe_stack): Add modes to set source
20760 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
20762 * regrename.c (base_reg_class_for_rename): New static function.
20763 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
20765 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
20767 * cgraph.c (thunk_adjust): Export.
20768 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
20769 * cgraphunit.c (thunk_adjust): Export.
20770 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
20772 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
20774 * tree-inline.c (expand_call_inline): Expand thunks inline.
20776 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
20779 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
20780 (*sse2_vd_cvtss2sd): Ditto.
20781 * config/i386/i386.md
20782 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
20783 Generate *sse2_vd_cvtsd2ss pattern.
20784 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
20785 Generate *sse2_vd_cvtss2sd pattern.
20787 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
20789 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
20790 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
20793 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
20795 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
20796 * config/sh/sh.c: Define and declare variables on first use throughout
20798 (current_function_interrupt): Change to bool type.
20799 (frame_insn): Rename to emit_frame_insn and update users.
20800 (push_regs): Use bool for 'interrupt_handler' argument.
20801 (save_schedule_s): Remove.
20802 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
20803 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
20804 targetm.asm_out.unaligned_op.di.
20805 (gen_far_branch): Remove redundant forward declaration.
20806 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
20807 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
20808 (sh_set_return_address, sh_function_ok_for_sibcall,
20809 scavenge_reg): Update comments.
20810 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
20811 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
20812 (sh_attr_renesas_p): Remove unnecessary parentheses.
20813 (branch_dest): Simplify.
20814 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
20815 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
20816 (CUMULATIVE_ARGS): Change macro to typedef.
20817 (current_function_interrupt): Change to bool type.
20818 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
20819 Surround with __cplusplus ifdef.
20820 (sh_compare_op0, sh_compare_op1): Remove.
20821 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
20823 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
20825 * config/arm/arm.md: (arch): Add neon.
20826 (arch_enabled): Return yes for arch neon when TARGET_NEON.
20827 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
20828 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
20829 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
20830 attributes for alt renumbering. Mark alt 3 as non-predicable.
20831 (thumb2_movdf_vfp): Likewise.
20833 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
20835 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
20836 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
20837 (*andqi_1): Add preferred_for_speed attribute to disparage
20838 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
20839 (*<code>qi_1): Ditto.
20840 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
20841 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
20842 (*ashlqi3_1): Ditto.
20843 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
20844 Add preferred_for_size attribute to disparage alternative 0 and
20845 preferred_for_speed attribute to disparage alternative 1 for
20846 TARGET_PARTIAL_REG_STALL targets.
20848 2016-05-07 Tom de Vries <tom@codesourcery.com>
20850 PR tree-optimization/70956
20851 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
20854 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
20856 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
20857 * config/sh/sh.c (sh_cbranch_distance): Implement it.
20858 * config/sh/sh.md (branch_zero): Remove define_attr.
20859 (define_delay): Disable delay slot if branch distance is one insn.
20861 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
20863 * config/i386/i386.md (LEAMODE): New mode attribute.
20864 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
20865 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
20866 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
20867 operand 2 predicate.
20868 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
20869 (*lea<mode>_general_3): Ditto.
20870 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
20872 2016-05-06 Jakub Jelinek <jakub@redhat.com>
20874 * genmddump.c (main): Convert argv from char ** to const char **.
20876 2016-05-06 David Malcolm <dmalcolm@redhat.com>
20878 * coretypes.h (OVERRIDE): New macro.
20879 (FINAL): New macro.
20881 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
20883 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
20884 allow coalescing if the types are compatible.
20886 2016-05-06 David Malcolm <dmalcolm@redhat.com>
20888 * pass_manager.h (pass_manager::register_pass_name): New method.
20889 (pass_manager::get_pass_by_name): New method.
20890 (pass_manager::create_pass_tab): New method.
20891 (pass_manager::m_name_to_pass_map): New field.
20892 * passes.c (name_to_pass_map): Delete global in favor of field
20893 "m_name_to_pass_map" of pass_manager.
20894 (register_pass_name): Rename from a function to...
20895 (pass_manager::register_pass_name): ...this method, updating
20896 for renaming of global "name_to_pass_map" to field
20897 "m_name_to_pass_map".
20898 (create_pass_tab): Rename from a function to...
20899 (pass_manager::create_pass_tab): ...this method, updating
20900 for renaming of global "name_to_pass_map" to field.
20901 (get_pass_by_name): Rename from a function to...
20902 (pass_manager::get_pass_by_name): ...this method.
20903 (enable_disable_pass): Convert use of get_pass_by_name to
20904 a method call, locating the pass_manager singleton.
20906 2016-05-06 David Malcolm <dmalcolm@redhat.com>
20908 * genattr-common.c (main): Convert argv from char ** to const char **.
20909 * genattr.c (main): Likewise.
20910 * genattrtab.c (main): Likewise.
20911 * genautomata.c (initiate_automaton_gen): Likewise.
20913 * gencodes.c (main): Likewise.
20914 * genconditions.c (main): Likewise.
20915 * genconfig.c (main): Likewise.
20916 * genconstants.c (main): Likewise.
20917 * genemit.c (main): Likewise.
20918 * genenums.c (main): Likewise.
20919 * genextract.c (main): Likewise.
20920 * genflags.c (main): Likewise.
20921 * genmddeps.c (main): Likewise.
20922 * genopinit.c (main): Likewise.
20923 * genoutput.c (main): Likewise.
20924 * genpeep.c (main): Likewise.
20925 * genpreds.c (main): Likewise.
20926 * genrecog.c (main): Likewise.
20927 * gensupport.c (init_rtx_reader_args_cb): Likewise.
20928 (init_rtx_reader_args): Likewise.
20929 * gensupport.h (init_rtx_reader_args_cb): Likewise.
20930 (init_rtx_reader_args): Likewise.
20931 * gentarget-def.c (main): Likewise.
20932 * read-md.c (read_md_files): Likewise.
20933 * read-md.h (read_md_files): Likewise.
20935 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
20937 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
20938 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
20939 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
20940 Remove unused predicate.
20941 (register_and_not_fp_reg_operand): Ditto.
20943 2016-05-06 Martin Liska <mliska@suse.cz>
20945 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
20946 instead of vec as the vector is local to the function.
20948 2016-05-06 Jakub Jelinek <jakub@redhat.com>
20950 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
20951 avx512bw alternative.
20953 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
20954 before the ashr<mode>3 pattern.
20956 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
20957 v instead of x in vex or maybe_vex alternatives, use
20958 maybe_evex instead of vex in prefix.
20960 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
20961 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
20962 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
20963 in vex or maybe_vex alternatives, use maybe_evex instead of vex
20966 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
20967 v instead of x in vex or maybe_vex alternatives, use
20968 maybe_evex instead of vex in prefix.
20970 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
20971 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
20972 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
20973 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
20974 alternatives, use maybe_evex instead of vex in prefix.
20976 * config/i386/sse.md (vec_interleave_lowv4sf,
20977 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
20978 v instead of x in vex or maybe_vex alternatives, use
20979 maybe_evex instead of vex in prefix.
20981 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
20982 v instead of x in vex or maybe_vex alternatives, use
20983 maybe_evex instead of vex in prefix.
20985 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
20986 v constraint instead of x.
20988 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
20990 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
20991 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
20994 2016-05-06 Richard Biener <rguenther@suse.de>
20996 PR tree-optimization/70948
20997 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
20998 Properly clobber all fields of va_list for __builtin_va_start.
21000 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
21003 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
21004 loop latch destination.
21006 2016-05-06 Martin Liska <mliska@suse.cz>
21008 * tree-ssa-uninit.c: Apply manual changes
21009 to the GNU coding style.
21010 (prune_uninit_phi_opnds): Rename from
21011 prune_uninit_phi_opnds_in_unrealizable_paths.
21013 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
21015 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
21016 mspace): Remove deprecated options.
21017 * doc/invoke.texi (SH options): Remove -mspace.
21019 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
21021 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
21023 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
21025 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
21026 corresponding combine split pattern.
21028 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
21031 * config/sh/predicates.md (long_displacement_mem_operand): New.
21032 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
21033 Add movi20, movi20s alternatives. Adjust length attribute for
21035 (movsi_ie): Allow for any FPU. Adjust length attribute for
21037 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
21038 attribute for alternatives.
21039 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
21040 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
21041 length attribute for alternatives.
21043 2016-05-06 Richard Biener <rguenther@suse.de>
21045 PR tree-optimization/70960
21046 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
21048 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
21051 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
21052 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
21054 2016-05-06 Marek Polacek <polacek@redhat.com>
21057 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
21059 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
21062 * config/sh/sh.md (*rotcr): Add another variant.
21064 2016-05-06 Richard Biener <rguenther@suse.de>
21066 PR middle-end/70931
21067 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
21069 2016-05-06 Richard Biener <rguenther@suse.de>
21071 PR middle-end/70941
21072 * fold-const.c (split_tree): Always convert to the original type
21075 2016-05-06 Richard Biener <rguenther@suse.de>
21077 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
21078 (fwprop_addr): Likewise.
21080 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
21083 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
21085 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
21086 * config/i386/i386.md (push mem splitter): Use find_constant_src in
21087 the splitter condition.
21088 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
21089 the splitter condition.
21090 (FP float_extend load splitter): Ditto.
21092 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
21094 * config/i386/i386.md (peehole2 patterns): Change true_regnum
21095 to REGNO in all peephole2 patterns.
21096 (post-reload splitters): Change true_regnum to REGNO in
21097 post-reload splitters.
21098 (zero_extend splitters): Use general_reg_operand and
21099 nonimmediate_gr_operand predicates.
21101 2016-05-05 Jakub Jelinek <jakub@redhat.com>
21103 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
21104 v constraint instead of x.
21106 2016-05-05 Alan Modra <amodra@gmail.com>
21109 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
21110 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
21111 TARGET_NO_FP_IN_TOC for -mrelocatable.
21112 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
21113 TARGET_RELOCATABLE test.
21114 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
21115 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21116 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
21117 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
21118 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21119 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
21120 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
21121 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21122 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
21123 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
21125 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
21126 (rs6000_stack_info): Likewise.
21127 (rs6000_elf_asm_out_constructor): Likewise.
21128 (rs6000_elf_asm_out_destructor): Likewise.
21129 (rs6000_elf_declare_function_name): Likewise.
21130 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
21131 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
21134 2016-05-05 Alan Modra <amodra@gmail.com>
21136 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
21138 2016-05-05 Alan Modra <amodra@gmail.com>
21140 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
21141 out-of-line gpr restore for one or two regs if that would add
21144 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
21147 * config/i386/i386.md
21148 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
21149 Change to post-epilogue_completed late splitter. Use sse_reg_operand
21150 as operand 0 predicate.
21151 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
21153 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
21154 Ditto. Emit the pattern using RTX.
21156 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
21157 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
21158 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
21159 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
21161 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
21162 sse_reg_operand as operand 0 predicate.
21164 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
21165 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
21166 instead of gen_rtx_REG.
21167 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
21170 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
21172 * function.c (emit_use_return_register_into_block): Delete.
21173 (gen_return_pattern): Delete.
21174 (emit_return_into_block): Delete.
21175 (active_insn_between): Delete.
21176 (convert_jumps_to_returns): Delete.
21177 (emit_return_for_exit): Delete.
21178 (thread_prologue_and_epilogue_insns): Delete all code dealing with
21179 simple_return for shrink-wrapped blocks.
21180 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
21181 end of blocks that need one.
21182 (get_unconverted_simple_return): Delete.
21183 (convert_to_simple_return): Delete.
21184 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
21185 (convert_to_simple_return): Ditto.
21187 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
21189 * cfgcleanup.c (bb_is_just_return): New function.
21190 (try_optimize_cfg): Simplify jumps to return, branches to return,
21191 and branches around return.
21193 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
21195 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
21196 branch to a return.
21198 2016-05-04 Jakub Jelinek <jakub@redhat.com>
21202 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
21203 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
21204 assert flags & OEP_HASH_CHECK, instead of asserting it
21205 never happens. Handle TARGET_EXPR.
21206 * fold-const.c (operand_equal_p): For hash verification,
21207 or in OEP_HASH_CHECK into flags.
21209 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
21211 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
21213 (compute_samebase_partition_bases): Fix typo.
21215 2016-05-04 Jakub Jelinek <jakub@redhat.com>
21217 * config/i386/sse.md (vec_interleave_highv8sf,
21218 vec_interleave_lowv8sf, vec_interleave_highv4df,
21219 vec_interleave_lowv4df): Remove constraints from expanders.
21221 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
21223 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
21225 * tree-inline.c (expand_call_inline): Fix path dealing with
21226 making lhs of call statement undefined.
21228 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
21230 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
21231 Check availability on NODE, too.
21232 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
21233 (cgraph_node::call_for_symbol_and_aliases): Likewise.
21234 (varpool_node::call_for_symbol_and_aliase): Likewise.
21235 * ipa-pure-const.c (add_new_function): Analyze all bodies.
21236 (propagate_pure_const): Propagate across interposable functions, too.
21237 (skip_function_for_local_pure_const): Do not skip interposable bodies
21239 (pass_local_pure_const::execute): Update.
21241 2016-05-04 Marek Polacek <polacek@redhat.com>
21243 * doc/invoke.texi: Document -Wdangling-else.
21245 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
21247 * config.gcc: Error out when conflicting multilib is detected. Do not
21248 loop over multilibs since no combination is legal.
21250 2016-05-04 Alan Modra <amodra@gmail.com>
21252 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
21253 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
21254 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
21257 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
21259 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
21260 Clean up p5600 comments.
21262 2016-05-04 Richard Biener <rguenther@suse.de>
21264 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
21265 constructor simplifications.
21266 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
21268 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
21270 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
21271 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
21272 result.set_rtx is null instead of aborting.
21273 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
21275 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
21276 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
21277 *mov<mode>_store_postinc): New patterns.
21279 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
21281 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
21282 as commutative. Check both conversions are NOP.
21283 ((A & B) OP (C & B)): Remove.
21285 2016-05-04 Alan Modra <amodra@gmail.com>
21287 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
21289 2016-05-04 Alan Modra <amodra@gmail.com>
21292 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
21293 when cr2,3,4 are all fixed regs.
21295 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
21297 PR rtl-optimization/57193
21298 * opts.c (default_options_table): Revert OPT_frename_registers change.
21299 * doc/invoke.texi (-frename-registers, -O2): Likewise.
21301 2016-05-03 Martin Sebor <msebor@redhat.com>
21304 * builtins.c (fold_builtin_FILE): New function.
21305 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
21306 (fold_builtin_0): Call them.
21307 * gimplify.c (gimplify_call_expr): Remove the handling of
21308 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
21311 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
21312 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
21316 * doc/extend.texi (Function Names as Strings): Update __func__,
21317 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
21320 2016-05-03 Jakub Jelinek <jakub@redhat.com>
21321 Richard Biener <rguenther@suse.de>
21323 PR tree-optimization/70916
21324 * tree-if-conv.c: Include cfganal.h.
21325 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
21326 and remove_fake_exit_edges around the optimization pass.
21328 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
21330 * cgraph.c (symbol_table::create_edge): Set inline_failed.
21331 (cgraph_edge::make_direct): Likewise.
21332 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
21333 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
21334 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
21335 (CIF_THUNK): New code.
21336 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
21337 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
21338 (compute_inline_parameters): Set inline_failed for thunks.
21339 (inline_analyze_function): Cleanup.
21340 * ipa-inline.c (can_inline_edge_p): Do not deal with
21341 call_stmt_cannot_inline_p.
21342 (can_early_inline_edge_p): Likewise.
21343 (early_inliner): Initialize inline_failed.
21344 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
21346 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
21348 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
21349 from nonimm_ssenomem_operand.
21350 (nonimm_ssenomem_operand): New predicate.
21351 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
21352 as operand 0 predicate.
21353 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
21354 Disable unsupported alternatives using "enabled" attribute.
21355 Use register_ssemem_operand as operand 0 predicate.
21356 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
21358 2016-05-03 Marek Polacek <polacek@redhat.com>
21361 * input.c (expansion_point_location): New function.
21362 * input.h (expansion_point_location): Declare.
21364 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
21366 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
21367 occurence with frame_offset_ ones.
21369 2016-05-03 Alan Modra <amodra@gmail.com>
21371 PR rtl-optimization/70890
21372 * ira.c (combine_and_move_insns): When moving def_insn, remove
21373 equivs on use_insn.
21375 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
21377 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
21378 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
21379 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
21380 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
21382 2016-05-03 Alan Modra <amodra@gmail.com>
21384 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
21385 for SAVE_MULTIPLE/STORE_MULTIPLE.
21387 2016-05-03 Jakub Jelinek <jakub@redhat.com>
21389 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
21390 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
21392 2016-05-03 Richard Biener <rguenther@suse.de>
21394 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
21396 (gimplify_arg): Likewise.
21397 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
21398 re-writing the result to a decl if required.
21399 (internal_get_tmp_var): Add allow_ssa parameter
21400 and override into_ssa with it.
21401 (get_formal_tmp_var): Adjust.
21402 (get_initialized_tmp_var): Add allow_ssa parameter.
21403 (gimplify_arg): Add allow_ssa parameter and avoid generating
21404 SSA names for the result false.
21405 (gimplify_call_expr): If the call may return twice do not
21406 gimplify parameters into SSA.
21407 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
21408 (gimplify_modify_expr): Adjust assert. For noreturn calls
21409 with a SSA name LHS adjust its def.
21410 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
21411 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
21412 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
21413 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
21414 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
21415 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
21416 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
21417 (optimize_target_teams): Do not allow SSA names for clause operands.
21418 (gimplify_expr): Likewise for where we mark the result addressable.
21419 * passes.def (pass_init_datastructures): Remove.
21420 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
21421 (rewrite_stmt): Likewise.
21422 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
21423 (replace_locals_op): Replace SSA names.
21424 (copy_gimple_seq_and_replace_locals): Init src_cfun.
21425 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
21426 * cgraph.c (release_function_body): Free CFG annotations only
21427 when we have a CFG. Simplify.
21428 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
21429 force_gimple_operand instead of get_initialized_tmp_var.
21430 * tree-pass.h (make_pass_init_datastructures): Remove.
21431 * tree-ssa.c (execute_init_datastructures): Remove.
21432 (pass_data_init_datastructures): Likewise.
21433 (class pass_init_datastructures): Likewise.
21434 (make_pass_init_datastructures): Likewise.
21435 * omp-low.c (create_omp_child_function): Init SSA data structures.
21436 (grid_expand_target_grid_body): Likewise.
21437 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
21438 name before adding it to names_to_release.
21439 (remove_bb): Always release SSA defs.
21440 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
21441 before dereferencing it.
21442 * cgraphunit.c (init_lowered_empty_function): Always
21443 int SSA data structures.
21444 * tree-ssanames.c (release_defs): Remove assert that we are in
21446 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
21448 2016-05-03 Jakub Jelinek <jakub@redhat.com>
21449 Uros Bizjak <ubizjak@gmail.com>
21451 PR rtl-optimization/70467
21452 * config/i386/predicates.md (x86_64_hilo_int_operand,
21453 x86_64_hilo_general_operand): New predicates.
21454 * config/i386/constraints.md (Wd): New constraint.
21455 * config/i386/i386.md (mode attr di): Use Wd instead of e.
21456 (general_hilo_operand): New mode attr.
21457 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
21458 instead of <general_operand>.
21459 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
21460 x86_64_hilo_general_operand instead of <general_operand>.
21462 2016-05-03 Jakub Jelinek <jakub@redhat.com>
21464 PR tree-optimization/70916
21465 * tree-if-conv.c (constant_or_ssa_name): Removed.
21466 (fold_build_cond_expr): Use is_gimple_val instead of
21467 constant_or_ssa_name.
21469 PR tree-optimization/70916
21470 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
21471 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
21474 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
21475 (optimize_atomic_bit_test_and): New function.
21476 (pass_fold_builtins::execute): Use it.
21477 * optabs.def (atomic_bit_test_and_set_optab,
21478 atomic_bit_test_and_complement_optab,
21479 atomic_bit_test_and_reset_optab): New optabs.
21480 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
21481 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
21482 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
21483 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
21484 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
21485 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
21486 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
21487 * doc/md.texi (atomic_bit_test_and_set@var{mode},
21488 atomic_bit_test_and_complement@var{mode},
21489 atomic_bit_test_and_reset@var{mode}): Document.
21490 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
21491 atomic_bit_test_and_complement<mode>,
21492 atomic_bit_test_and_reset<mode>): New expanders.
21493 (atomic_bit_test_and_set<mode>_1,
21494 atomic_bit_test_and_complement<mode>_1,
21495 atomic_bit_test_and_reset<mode>_1): New insns.
21497 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
21499 PR rtl-optimization/70687
21500 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
21501 instead of unsigned HOST_WIDE_INT.
21503 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
21505 PR rtl-optimization/44281
21506 * hard-reg-set.h (struct target_hard_regs): New field
21507 x_fixed_nonglobal_reg_set.
21508 (fixed_nonglobal_reg_set): New macro.
21509 * reginfo.c (init_reg_sets_1): Initialize it.
21510 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
21512 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
21514 2016-05-03 Bin Cheng <bin.cheng@arm.com>
21516 PR tree-optimization/56541
21517 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
21518 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
21519 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
21520 (any_complicated_phi): new static variable.
21521 (aggressive_if_conv): delete.
21522 (if_convertible_phi_p): support phis with more than two arguments.
21523 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
21524 critical pred edges.
21525 (ifcvt_split_critical_edges): support phis with more than two
21526 arguments by checking new parameter. only split critical edges
21528 (tree_if_conversion): handle simd pragma marked loop using new
21529 local variable aggressive_if_conv. check any_complicated_phi.
21531 2016-05-03 Bin Cheng <bin.cheng@arm.com>
21533 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
21536 2016-05-03 Bin Cheng <bin.cheng@arm.com>
21538 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
21541 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
21543 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
21544 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
21545 define_insn_and_split.
21546 (mulsi3_i): New define_insn_and_split.
21547 (mulsi3_call): Convert to define_insn.
21548 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
21549 Remove constraints.
21551 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21553 * machmode.h (mode_complex): Add support to give the complex mode
21555 (GET_MODE_COMPLEX_MODE): Likewise.
21556 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
21557 stored by build_complex_type and gfc_build_complex_type instead of
21558 trying to figure out the appropriate mode based on the size. Raise
21559 an assertion error, if the type was not set.
21560 * genmodes.c (struct mode_data): Add field for the complex type of
21562 (blank_mode): Likewise.
21563 (make_complex_modes): Remember the complex mode created in the
21565 (emit_mode_complex): Write out the mode_complex array to map a
21566 type mode to the complex version.
21567 (emit_insn_modes_c): Likewise.
21568 * tree.c (build_complex_type): Set the complex type to use before
21569 calling layout_type.
21570 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
21571 support for __float128 complex datatypes.
21572 (rs6000_hard_regno_mode_ok): Likewise.
21573 (rs6000_setup_reg_addr_masks): Likewise.
21574 (rs6000_complex_function_value): Likewise.
21575 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
21576 __float128 and __ibm128 complex.
21577 (FLOAT128_IBM_P): Likewise.
21578 (ALTIVEC_ARG_MAX_RETURN): Likewise.
21579 * doc/extend.texi (Additional Floating Types): Document that
21580 -mfloat128 must be used to enable __float128. Document complex
21581 __float128 and __ibm128 support.
21583 2016-05-02 Jakub Jelinek <jakub@redhat.com>
21586 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
21587 char/short arguments promoted to int because of promote_prototypes.
21589 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
21591 * config/i386/predicates.md (register_ssemem_operand): New predicate.
21592 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
21593 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
21594 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
21595 alternatives using "enabled" attribute. Use register_ssemem_operand
21596 as operand 1 predicate.
21597 (*cmpi<unord>xf_i387): Split XFmode pattern from
21598 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
21599 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
21600 *absneg<mode>2_i387. Disable unsupported alternatives using
21601 "enabled" attribute.
21602 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
21604 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
21606 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
21608 (oacc_loop_process): Check mask for loop termination.
21610 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
21612 * cif-code.def (CIF_THUNK): Add.
21613 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
21616 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
21618 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
21619 (dump_inline_summary): Dump it.
21620 (fp_expression_p): New predicate.
21621 (estimate_function_body_sizes): Use it.
21622 (inline_merge_summary): Merge fp_expressions.
21623 (inline_read_section): Read fp_expressions.
21624 (inline_write_summary): Write fp_expressions.
21625 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
21626 codegen boundary if either caller or callee is !fp_expressions.
21627 * ipa-inline.h (inline_summary): Add fp_expressions.
21628 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
21629 to fp_expressions be sure the fp generation flags are updated.
21631 2016-05-02 Jakub Jelinek <jakub@redhat.com>
21633 PR rtl-optimization/70467
21634 * cse.c (cse_insn): Handle no-op MEM moves after folding.
21636 PR rtl-optimization/70467
21637 * ipa-pure-const.c (check_call): Handle internal calls even in
21638 ipa mode like in local mode.
21640 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
21642 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
21644 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
21646 * match.pd (X u< X, X u> X): New transformations.
21648 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
21650 * flag-types.h (enum warn_strict_overflow_code): Move ...
21651 * coretypes.h: ... here.
21652 * fold-const.h (fold_overflow_warning): Declare.
21653 * fold-const.c (fold_overflow_warning): Make non-static.
21654 (fold_comparison): Move the transformation of X +- C1 CMP C2
21655 into X CMP C2 -+ C1 ...
21656 * match.pd: ... here.
21657 * gimple-fold.c (fold_stmt_1): Protect with
21658 fold_defer_overflow_warnings.
21660 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
21662 * omp-low.c (struct oacc_loop): Add 'inner' field.
21663 (new_oacc_loop_raw): Initialize it to zero.
21664 (oacc_loop_fixed_partitions): Initialize it.
21665 (oacc_loop_auto_partitions): Partition outermost loop to outermost
21666 available partitioning.
21668 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
21670 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
21672 (umulsidi3): Likewise.
21673 (indirect_jump): Fix jump instruction assembly patterns.
21675 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
21678 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
21679 (nvptx_function_value): Assert non-NULL cfun.
21681 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
21683 PR rtl-optimization/70886
21684 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
21686 * cselib.h (rtx_equal_for_cselib_1): Declare.
21687 (rtx_equal_for_cselib_p: New inline function.
21688 * cselib.c (rtx_equal_for_cselib_p): Delete.
21689 (rtx_equal_for_cselib_1): Make public.
21691 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
21693 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
21694 (register_mixssei387nonimm_operand): Remove predicate.
21695 * config/i386/i386.md (*fop_<mode>_comm): Merge from
21696 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
21697 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
21698 for TARGET_MIX_SSE_I387 alternatives.
21699 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
21700 Disable unsupported alternatives using "enabled" attribute. Use
21701 nonimm_ssenomem_operand as operand 1 predicate. Also check
21702 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
21704 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
21706 * tree.c (cst_and_fits_in_hwi): Simplify.
21708 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
21710 * tree.h (wi::to_wide): New function.
21711 * expr.c (expand_expr_real_1): Use wi::to_wide.
21712 * fold-const.c (int_const_binop_1): Likewise.
21713 (extract_muldiv_1): Likewise.
21715 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
21717 * wide-int.h: Update offset_int and widest_int documentation.
21718 (WI_SIGNED_SHIFT_RESULT): New macro.
21719 (wi::binary_shift): Define signed_shift_result_type for
21720 shifts on offset_int- and widest_int-like types.
21721 (generic_wide_int): Support <<= and >>= if << and >> are supported.
21722 * tree.h (int_bit_position): Use shift operators instead of wi::
21724 * alias.c (adjust_offset_for_component_ref): Likewise.
21725 * expr.c (get_inner_reference): Likewise.
21726 * fold-const.c (fold_comparison): Likewise.
21727 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
21728 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
21729 * tree-dfa.c (get_ref_base_and_extent): Likewise.
21730 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
21731 (stmt_kills_ref_p): Likewise.
21732 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
21733 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
21734 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21735 (ao_ref_init_from_vn_reference): Likewise.
21737 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
21739 * wide-int.h: Update offset_int and widest_int documentation.
21740 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
21741 (wi::binary_traits): Allow ordered comparisons between offset_int and
21742 offset_int, between widest_int and widest_int, and between either
21743 of these types and basic C types.
21744 (operator <, <=, >, >=): Define for the same combinations.
21745 * tree.h (tree_int_cst_lt): Use comparison operators instead
21746 of wi:: comparisons.
21747 (tree_int_cst_le): Likewise.
21748 * gimple-fold.c (fold_array_ctor_reference): Likewise.
21749 (fold_nonarray_ctor_reference): Likewise.
21750 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
21751 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
21752 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
21753 * tree-sra.c (completely_scalarize): Likewise.
21754 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
21755 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
21756 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
21757 (check_for_binary_op_overflow): Likewise.
21758 (search_for_addr_array): Likewise.
21759 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
21761 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
21763 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
21764 (arc_save_restore): Likewise.
21765 (arc_dwarf_register_span): Likewise.
21766 (arc_output_pic_addr_const): Initialize suffix variable.
21768 2016-05-02 Martin Liska <mliska@suse.cz>
21770 * symbol-summary.h (function_summary::function_summary):
21771 Remove checking assert for all cgraph nodes.
21772 (function_summary::get): Check summary_uid.
21773 (symtab_insertion): Check summary_uid.
21775 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
21777 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
21778 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
21779 bmaskn instruction.
21780 (arc_dwarf_register_span): Remove enum keyword.
21781 (compact_memory_operand_p): New function.
21782 * config/arc/arc.h (reg_class): Add code density register classes.
21783 (REG_CLASS_NAMES): Likewise.
21784 (REG_CLASS_CONTENTS): Likewise.
21785 * config/arc/arc.md (*movqi_insn): Add code density instructions.
21786 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
21787 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
21788 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
21789 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
21791 (h, Rcd, Rsd, Rzd): New register constraints.
21792 (T): Use compact_memory_operand_p function.
21793 * config/arc/predicates.md (compact_load_memory_operand): Remove.
21795 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
21797 * config/sh/sh.md (*negnegt, *movtt): Remove.
21799 2016-05-02 Marek Polacek <polacek@redhat.com>
21800 Tom de Vries <tom@codesourcery.com>
21802 PR tree-optimization/70700
21803 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
21804 bigger than FIRST_REF_NODE.
21806 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
21809 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
21811 (prepare_cbranch_operands): Don't use scratch register. Assume that
21812 function is used when pseudos can be created.
21813 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
21814 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
21815 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
21816 define_expand. Allow it only when pseudos can be created.
21817 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
21819 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
21821 * config/i386/constraints.md (BC): Only allow -1 operands.
21822 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
21823 Add "enabled" attribute. Update XI mode attribute calculation.
21824 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
21825 (*movoi_internal_avx): Update XI mode attribute calculation.
21826 (*movti_internal): Ditto.
21828 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
21830 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
21831 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
21833 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
21835 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
21836 statement on instruction code. Remove trailing spaces.
21837 (altivec_expand_stv_builtin): Likewise.
21839 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
21841 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
21842 (TARGET_FPU_DOUBLE): Simplify.
21843 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
21844 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
21845 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
21846 with 'TARGET_FPU_DOUBLE'.
21847 * config/sh/sh.md: Likewise.
21849 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
21851 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
21852 SH_DIV_STR_FOR_SIZE): Remove.
21853 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
21854 SH_DIV_STR_FOR_SIZE): Remove.
21856 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
21858 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
21859 logical_reg_operand): Delete.
21860 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
21861 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
21862 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
21863 match_operand and match_test.
21864 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
21865 variables on their first use. Return bool values.
21866 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
21867 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
21868 arith_reg_operand for input operand. Remove empty constraints.
21870 (*xorsi3_compact): Rename to xorsi3.
21871 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
21872 (*zero_extend<mode>si2_disp_mem): Update comment.
21875 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
21877 * config/sh/t-sh: Remove SH5 support.
21878 * config.gcc: Likewise.
21879 * configure: Likewise.
21881 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21883 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
21885 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
21887 * config/sh/sh.c (register_sh_passes, sh_option_override,
21888 sh_print_operand, prepare_move_operands,
21889 sh_can_follow_jump): Remove TARGET_SH1 checks.
21890 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
21891 PROMOTE_MODE): Likewise.
21892 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
21895 2016-04-30 Alan Modra <amodra@gmail.com>
21897 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
21898 restoring when fixed_reg_p, but allow out-of-line or stmw save.
21899 Check for user regs later to avoid unnecessary looping over regs.
21900 Merge user reg check with non-saved reg check. Don't force
21901 inline VR restore when static chain used.
21902 (rs6000_frame_related): Omit eh_frame info for user regs when
21904 (fixed_regs_p): Delete.
21906 2016-04-30 Alan Modra <amodra@gmail.com>
21908 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
21909 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
21912 2016-04-30 Alan Modra <amodra@gmail.com>
21915 * config/rs6000/rs6000.c (fixed_reg_p): New function.
21916 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
21919 2016-04-30 Alan Modra <amodra@gmail.com>
21921 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
21922 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
21923 flag_pic test for Darwin.
21925 2016-04-30 Alan Modra <amodra@gmail.com>
21927 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
21928 throw_calls_crossed.
21929 (REG_FREQ_CALLS_CROSSED): Delete.
21930 (REG_N_THROWING_CALLS_CROSSED): Delete.
21931 * regstat.c (regstat_bb_compute_ri): Don't calculate
21932 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
21933 (dump_reg_info): Don't print call cross frequency.
21934 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
21935 and REG_N_THROWING_CALLS_CROSSED.
21937 2016-04-30 Alan Modra <amodra@gmail.com>
21939 * regs.h (struct reg_info_t): Delete live_length.
21940 (REG_LIVE_LENGTH): Delete macro.
21941 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
21942 local_live, local_processed and local_live_last_luid params.
21943 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
21945 (regstat_compute_ri): Adjust for above. Don't set
21947 (dump_reg_info): Don't print live length.
21948 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
21949 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
21950 Localize loop_depth var.
21952 2016-04-30 Alan Modra <amodra@gmail.com>
21954 * ira.c (enum valid_equiv): New.
21955 (validate_equiv_mem): Return enum.
21956 (update_equiv_mem): Create replacement in more cases.
21957 (add_store_equivs): Update validate_equiv_mem call.
21959 2016-04-30 Alan Modra <amodra@gmail.com>
21961 * ira.c (combine_and_move_insns): Rather than scanning insns,
21962 use DF infrastucture to find use and def insns.
21964 2016-04-30 Alan Modra <amodra@gmail.com>
21966 ira.c (combine_and_move_insns): Move invariant conditions..
21967 (ira.c): ..to here. Call combine_and_move_insns before
21968 add_store_equivs. Call grow_reg_equivs later. Allocate
21969 req_equiv later using max_reg_num() rather than global max_regno.
21970 (contains_replace_regs): Delete.
21971 (add_store_equivs): Remove contains_replace_regs test.
21973 2016-04-30 Alan Modra <amodra@gmail.com>
21975 * ira.c (struct equiv_mem_data): New.
21976 (equiv_mem, equiv_mem_modified): Delete static vars.
21977 (validate_equiv_mem_from_store): Use "data" param to communicate..
21978 (validate_equiv_mem): ..from here.
21980 2016-04-30 Alan Modra <amodra@gmail.com>
21982 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
21984 (update_reg_equivs): ..here. Move allocation and freeing of
21985 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
21986 end_alias_analysis to..
21989 2016-04-30 Alan Modra <amodra@gmail.com>
21991 * ira.c (pdx_subregs): Delete.
21992 (struct equivalence): Add pdx_subregs field.
21993 (set_paradoxical_subreg): Remove pdx_subregs param. Update
21994 pdx_subregs access.
21995 (update_equiv_regs): Don't create or free pdx_subregs. Update
21996 pdx_subregs access.
21998 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22000 * config/rs6000/altivec.h: Change definitions of vec_xl and
22002 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
22003 (LD_ELEMREV_V2DI): New.
22004 (LD_ELEMREV_V4SF): New.
22005 (LD_ELEMREV_V4SI): New.
22006 (LD_ELEMREV_V8HI): New.
22007 (LD_ELEMREV_V16QI): New.
22008 (ST_ELEMREV_V2DF): New.
22009 (ST_ELEMREV_V2DI): New.
22010 (ST_ELEMREV_V4SF): New.
22011 (ST_ELEMREV_V4SI): New.
22012 (ST_ELEMREV_V8HI): New.
22013 (ST_ELEMREV_V16QI): New.
22016 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22017 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
22018 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
22019 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
22020 (altivec_expand_builtin): Add handling for
22021 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
22022 (rs6000_invalid_builtin): Add error-checking for
22023 RS6000_BTM_P9_VECTOR.
22024 (altivec_init_builtins): Define builtins used to implement vec_xl
22026 (rs6000_builtin_mask_names): Define power9-vector.
22027 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
22028 (RS6000_BTM_P9_VECTOR): Define.
22029 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
22030 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
22031 (vsx_ld_elemrev_v2df): Likewise.
22032 (vsx_ld_elemrev_v4sf): Likewise.
22033 (vsx_ld_elemrev_v4si): Likewise.
22034 (vsx_ld_elemrev_v8hi): Likewise.
22035 (vsx_ld_elemrev_v16qi): Likewise.
22036 (vsx_st_elemrev_v2df): Likewise.
22037 (vsx_st_elemrev_v2di): Likewise.
22038 (vsx_st_elemrev_v4sf): Likewise.
22039 (vsx_st_elemrev_v4si): Likewise.
22040 (vsx_st_elemrev_v8hi): Likewise.
22041 (vsx_st_elemrev_v16qi): Likewise.
22042 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
22045 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
22047 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
22049 (simplify_control_stmt_condition_1): ... here. Recurse into
22050 BIT_AND_EXPRs and BIT_IOR_EXPRs.
22052 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
22055 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
22056 (zero_extendqi<mode>2_dot): Revert earlier conversion from
22057 define_insn_and_split to define_insn.
22058 (zero_extendqi<mode>2_dot2): Same.
22059 (extendqi<mode>2_dot): Same.
22060 (extendqi<mode>2_dot2): Same.
22062 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
22064 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
22065 (probe_stack): New expander.
22066 (probe_stack_<mode>): New insn pattern.
22068 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
22070 * config/i386/i386.md
22071 (operations with memory inputs setting flags peephole2):
22072 Remove uneeded REG_P checks. Cleanup pattern generation.
22074 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
22076 * tree-vect-loop.c (vect_transform_loop): Fix
22077 nb_iterations_upper_bound computation for vectorized loop.
22079 2016-04-29 Marek Polacek <polacek@redhat.com>
22080 Jakub Jelinek <jakub@redhat.com>
22083 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
22084 TARGET_EXPR_SLOT as a base.
22086 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
22088 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
22089 with 'rCm2' constraints to limit possible immediate size.
22090 (*load_zeroextendqisi_update): Likewise.
22091 (*load_signextendqisi_update): Likewise.
22092 (*loadhi_update): Likewise.
22093 (*load_zeroextendhisi_update): Likewise.
22094 (*load_signextendhisi_update): Likewise.
22095 (*loadsi_update): Likewise.
22096 (*loadsf_update): Likewise.
22098 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
22100 * config/i386/predicates.md (constm1_operand): Fix comparison.
22102 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
22104 * testsuite/gcc.target/arc/ieee_eq.c: New test.
22106 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
22108 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
22109 remaining SH5 related settings.
22110 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
22111 shmedia_prepare_call_address): Delete.
22112 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
22113 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
22114 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
22115 UNSUPPORTED_SH2A): Remove m5 checks.
22116 (sh_divide_strategy_e): Remove SH5 division strategies.
22117 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
22118 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
22120 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22122 * config/s390/s390.c (s390_rtx_costs): Update documentation.
22124 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22126 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
22127 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
22128 Change lder to ldr.
22129 * config/s390/vector.md ("mov<mode>"): Likewise.
22131 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
22133 * config/s390/constraints.md ("U", "W"): Invoke
22134 s390_mem_constraint with "ZR" and "ZT".
22135 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
22136 addresses when using LRA. Accept also short displacements for S
22137 and T constraints. Do not check for long displacement target for
22138 S and T constraints.
22139 (s390_mem_constraint): Remove handling of U and W constraints.
22140 * config/s390/s390.md (various patterns): Remove the short
22141 displacement constraints (Q and R) if a long displacement
22142 constraint is present. Add longdisp as required CPU capability.
22143 * config/s390/vector.md: Likewise.
22144 * config/s390/vx-builtins.md: Likewise.
22146 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22149 * reload1.c (reload): Call finish_spills before
22150 restarting reload loop. Skip select_reload_regs
22151 if update_eliminables_and_spill returns true.
22153 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
22155 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
22156 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
22157 (umulhisi3_imm): Update predicates and constraint letters.
22158 (umulhisi3_reg): Declare instruction as commutative.
22159 * config/arc/constraints.md (J12, J16): New constraints.
22160 * config/arc/predicates.md (short_unsigned_const_operand): New
22162 (arc_short_operand): Likewise.
22163 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
22165 2016-04-29 Richard Biener <rguenther@suse.de>
22167 PR tree-optimization/13962
22168 PR tree-optimization/65686
22169 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
22170 * tree-ssa-alias.c (ptrs_compare_unequal): New function
22171 using PTA to compare pointers.
22172 * match.pd: Add pattern for pointer equality compare simplification
22173 using ptrs_compare_unequal.
22175 2016-04-29 Richard Biener <rguenther@suse.de>
22177 * stor-layout.c (layout_type): Do not build a pointer-to-element
22180 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
22182 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
22183 Use SWI mode iterator. Use general_reg_operand predicate.
22184 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
22185 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
22188 2016-04-29 Jakub Jelinek <jakub@redhat.com>
22190 PR middle-end/70843
22191 * fold-const.c (operand_equal_p): Don't verify hash value equality
22193 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
22196 2016-04-28 Jakub Jelinek <jakub@redhat.com>
22199 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
22200 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
22201 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
22202 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
22203 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
22205 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
22207 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
22208 to info. Don't initialize separate fields to 0. Clean up
22211 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
22213 * config/i386/i386.md (peephole2s for operations with memory inputs):
22214 Use SWI mode iterator.
22215 (peephole2s for operations with memory outputs): Ditto.
22216 Do not check for stack checking probe.
22218 (probe_stack): Remove expander.
22220 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
22221 Andrew Burgess <andrew.burgess@embecosm.com>
22223 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
22224 operands as 32-bits.
22226 2016-04-28 Jason Merrill <jason@redhat.com>
22228 * gdbinit.in: Skip line-map.h.
22230 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
22231 Andrew Burgess <andrew.burgess@embecosm.com>
22233 * config/arc/arc.c (arc_conditional_register_usage): Take
22234 TARGET_RRQ_CLASS into account.
22235 (arc_print_operand): Support printing 'p' and 's' operands.
22236 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
22238 (TARGET_RRQ_CLASS): Define.
22239 (IS_POWEROF2_OR_0_P): Define.
22240 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
22242 (*tst_movb): New define_insn.
22243 (*tst): Avoid recognition if it could prevent '*tst_movb'
22244 combination; replace c/CnL with c/Chs alternative.
22245 (*tst_bitfield_tst): New define_insn.
22246 (*tst_bitfield_asr): New define_insn.
22247 (*tst_bitfield): New define_insn.
22248 (andsi3_i): Add Rrq variant.
22249 (extzv): New define_expand.
22250 (insv): New define_expand.
22251 (*insv_i): New define_insn.
22252 (*movb): New define_insn.
22253 (*movb_signed): New define_insn.
22254 (*movb_high): New define_insn.
22255 (*movb_high_signed): New define_insn.
22256 (*movb_high_signed + 1): New define_split pattern.
22257 (*mrgb): New define_insn.
22258 (*mrgb + 1): New define_peephole2 pattern.
22259 (*mrgb + 2): New define_peephole2 pattern.
22260 * config/arc/arc.opt (mbitops): New option for nps400, uses
22261 TARGET_NPS_BITOPS_DEFAULT.
22262 * config/arc/constraints.md (q): Make register class conditional.
22263 (Rrq): New register constraint.
22264 (Chs): New constraint.
22265 (Clo): New constraint.
22266 (Chi): New constraint.
22267 (Cbf): New constraint.
22268 (Cbn): New constraint.
22269 (C18): New constraint.
22270 (Cbi): New constraint.
22272 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
22274 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
22276 (bitmap_intersection_of_preds): Ditto.
22277 (bitmap_union_of_succs): Ditto.
22278 (bitmap_union_of_preds): Ditto.
22279 * sbitmap.c (do_popcount): Delete.
22280 (BITMAP_DEBUGGING): Delete.
22281 (sbitmap_verify_popcount): Delete.
22282 (sbitmap_alloc): Don't initialize the popcount field.
22283 (sbitmap_alloc_with_popcount): Delete.
22284 (sbitmap_resize): Don't resize the popcount array.
22285 (sbitmap_vector_alloc): Don't initialize the popcount field.
22286 (bitmap_copy): Don't copy the popcount array.
22287 (bitmap_clear): Don't clear the popcount array.
22288 (bitmap_clear): Delete the popcount array handling.
22289 (bitmap_ior_and_compl): Delete the popcount assert.
22290 (bitmap_not): Ditto.
22291 (bitmap_and_compl): Ditto.
22292 (bitmap_and): Delete the popcount array handling.
22293 (bitmap_xor): Ditto.
22294 (bitmap_ior): Ditto.
22295 (bitmap_or_and): Delete the popcount assert.
22296 (bitmap_and_or): Ditto.
22297 (popcount_table): Delete.
22298 (sbitmap_elt_popcount): Delete.
22299 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
22300 (bitmap_set_bit): Delete the popcount assert.
22301 (bitmap_clear_bit): Ditto.
22302 (sbitmap_free): Don't free the popcount array.
22303 (sbitmap_alloc_with_popcount): Delete declaration.
22304 (sbitmap_popcount): Ditto.
22306 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
22307 Andrew Burgess <andrew.burgess@embecosm.com>
22309 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
22310 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
22311 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
22312 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
22313 * config/arc/arc.opt (mcmem): New option.
22314 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
22315 supply length for r/m alternative.
22316 (*extendqisi2_ac): Likewise.
22317 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
22319 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
22320 (movhi_insn): Likewise.
22321 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
22322 (*zero_extendqihi2_i): Add r/Ucm alternative.
22323 (*zero_extendqisi2_ac): Likewise.
22324 (*zero_extendhisi2_i): Likewise.
22325 * config/arc/constraints.md (Uex): New memory constraint.
22326 (Ucm): New define_constraint.
22327 * config/arc/predicates.md (long_immediate_loadstore_operand):
22328 Return 0 for MEM with cmem_address address.
22329 (cmem_address_0): New predicates.
22330 (cmem_address_1): Likewise.
22331 (cmem_address_2): Likewise.
22332 (cmem_address): Likewise.
22334 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
22336 * config/rs6000/rs6000.c (machine_function): Rename
22337 insn_chain_scanned_p to spe_insn_chain_scanned_p.
22338 (rs6000_stack_info): Adjust.
22340 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
22341 Andrew Burgess <andrew.burgess@embecosm.com>
22343 * config/arc/constraints.md (Usd): Convert to define_constraint.
22347 2016-04-28 Jakub Jelinek <jakub@redhat.com>
22350 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
22351 Add new peephole2 where the first insn is *mov<mode>_or instead of
22352 *mov<mode>_internal.
22354 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
22356 * tracer.c (bb_seen): Make static.
22358 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
22360 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
22361 support, setup defaults.
22362 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
22363 * config/arc/arc.c (arc_init): Add NPS400 support.
22364 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
22365 (TARGET_ARC700): NPS400 is also an ARC700.
22366 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
22368 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
22371 * config/nds32/nds32.md (casesi): Don't access the operands array
22374 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
22376 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
22377 (or $-1,reg peephole2): Ditto.
22378 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
22380 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
22382 * doc/extend.texi (Common Function Attributes) [optimize]:
22383 Discourage use of the optimize attribute.
22385 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
22387 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
22388 special case builtin.
22389 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
22390 ALTIVEC_BUILTIN_VEC_ADDE.
22391 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
22392 support for ALTIVEC_BUILTIN_VEC_ADDE.
22393 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
22394 for __builtin_vec_adde.
22396 2016-04-28 Jakub Jelinek <jakub@redhat.com>
22398 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
22399 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
22401 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22404 * doc/sourcebuild.texi (Effective-Target Keywords, Other
22405 attributes): Document cilkplus_runtime.
22407 2016-04-28 Martin Jambor <mjambor@suse.cz>
22409 * tree-cfg.c (verify_expr): Verify that local declarations belong to
22410 this function. Call verify_expr on MEM_REFs and bases of other
22411 handled_components.
22413 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22415 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
22416 for WORD_REGISTER_OPERATIONS to runtime check.
22418 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
22420 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
22422 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
22424 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
22425 big-endian compilation.
22426 * config/arc/arc.md (addf3): Likewise.
22427 (subdf3): Likewise.
22428 (muldf3): Likewise.
22430 2016-04-28 Richard Biener <rguenther@suse.de>
22432 PR tree-optimization/70840
22433 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
22434 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
22435 Mark x * pow(x,c) -> pow(x,c+1) commutative.
22436 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
22438 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22440 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
22441 and explain why in a comment.
22443 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
22445 * config/arc/arc.md (cpu_facility): Add fpx variant.
22446 (subdf3): Prohibit use reverse sub when assist operations option
22448 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
22449 instructions only when FPX is enabled.
22450 * testsuite/gcc.target/arc/trsub.c: New test.
22452 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
22454 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
22455 mult_operator when calculating "type" attribute.
22456 (*fop_<mode>_1_i387): Ditto.
22457 (*fop_xf_1_i387): Ditto.
22458 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
22459 Use std::swap to swap operands. Use RTL expressions to generate
22462 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
22463 Joern Rennecke <joern.rennecke@embecosm.com>
22465 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
22467 (emit_pic_move): Remove.
22468 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
22469 * config/arc/arc.c (emit_pic_move): Removed.
22470 (TARGET_HAVE_TLS): Define.
22471 (arc_conditional_register_usage): Test for arc_tp_regno.
22472 (arc_print_operand, arc_print_operand_address): Handle TLS
22474 (arc_needs_pcl_p): New function.
22475 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
22476 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
22477 (arc_raw_symbolic_reference_mentioned_p): Likewise.
22478 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
22479 (arc_legitimize_tls_address): Likewise.
22480 (DTPOFF_ZERO_SYM): Define.
22481 (arc_legitimize_pic_address): Make it static, handle TLS cases.
22482 (arc_output_pic_addr_const): Print TLS unspecs.
22483 (prepare_pic_move): New function, replaces emit_pic_move.
22484 (arc_legitimate_constant_p): Handle TLS unspecs.
22485 (arc_legitimate_address_p): Likewise.
22486 (arc_rewrite_small_data_p): Use assert for TLS constants.
22487 (prepare_move_operands): Use prepare_pic_move.
22488 (arc_legitimize_address): Legitimize tls addresses.
22489 (arc_epilogue_uses): Check for arc_tp_regno.
22490 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
22491 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
22493 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
22495 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
22496 %(arc_tls_extra_start_spec).
22497 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
22498 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
22500 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
22501 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
22502 (UNSPEC_TLS_OFF): Add.
22504 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
22505 (get_thread_pointersi): New patterns.
22506 * config/arc/arc.opt (mtp-regno): New option.
22507 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
22508 (move_dest_operand): Likewise.
22509 * configure: Regenerate.
22510 * configure.ac: Add arc*-*-* case to test for tls.
22511 * doc/invoke.texi (ARC options): Document mtp-regno.
22513 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
22515 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
22516 the new ARC HS SIMD instructions.
22517 (arc_preferred_simd_mode): New function.
22518 (arc_autovectorize_vector_sizes): Likewise.
22519 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
22520 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
22521 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
22522 (arc_init_builtins): Add new SIMD builtin types.
22523 (arc_split_move): Handle 64 bit vector moves.
22524 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
22525 (TARGET_PLUS_QMACW): Define.
22526 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
22527 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
22528 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
22529 (VSUBADD4H): New builtins.
22530 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
22531 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
22533 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
22534 Matthias Klose <doko@debian.org>
22536 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
22538 2016-04-28 Richard Biener <rguenther@suse.de>
22540 PR middle-end/70777
22541 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
22544 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
22546 * common/config/sh/sh-common.c: Remove SH5 support.
22547 * config/sh/constraints.md: Likewise.
22548 * config/sh/config/sh/elf.h: Likewise.
22549 * config/sh/linux.h: Likewise.
22550 * config/sh/netbsd-elf.h: Likewise.
22551 * config/sh/predicates.md: Likewise.
22552 * config/sh/sh-c.c: Likewise.
22553 * config/sh/sh-protos.h: Likewise.
22554 * config/sh/sh.c: Likewise.
22555 * config/sh/sh.h: Likewise.
22556 * config/sh/sh.md: Likewise.
22557 * config/sh/sh.opt: Likewise.
22558 * config/sh/sync.md: Likewise.
22559 * config/sh/sh64.h: Delete.
22560 * config/sh/shmedia.h: Likewise.
22561 * config/sh/shmedia.md: Likewise.
22562 * config/sh/sshmedia.h: Likewise.
22563 * config/sh/t-netbsd-sh5-64: Likewise.
22564 * config/sh/t-sh64: Likewise.
22565 * config/sh/ushmedia.h: Likewise.
22567 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
22569 * config/i386/i386.md (sign_extend to memory peephole2s): Use
22570 general_reg_operand instead of register_operand predicate.
22572 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22574 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
22576 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
22578 * match.pd (A - B > A, A + B < A): New transformations.
22580 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
22582 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
22583 which defaults to true. Emit an outer pair of parentheses only if
22584 EMIT_PARENS. When continuing a chain of && or || (or & or |),
22585 don't emit parentheses for the right-hand operand.
22587 2016-04-27 Jeff Law <law@redhat.com>
22589 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
22591 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22593 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
22594 (altivec_lvx_<mode>_internal): Document.
22595 (altivec_lvx_<mode>_2op): New define_insn.
22596 (altivec_lvx_<mode>_1op): Likewise.
22597 (altivec_lvx_<mode>_2op_si): Likewise.
22598 (altivec_lvx_<mode>_1op_si): Likewise.
22599 (altivec_stvx_<mode>): Remove.
22600 (altivec_stvx_<mode>_internal): Document.
22601 (altivec_stvx_<mode>_2op): New define_insn.
22602 (altivec_stvx_<mode>_1op): Likewise.
22603 (altivec_stvx_<mode>_2op_si): Likewise.
22604 (altivec_stvx_<mode>_1op_si): Likewise.
22605 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22606 Expand vec_ld and vec_st during parsing.
22607 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
22609 (altivec_expand_stvx_be): Likewise.
22610 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
22611 address-masking behavior in RTL.
22612 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
22613 address-masking behavior in RTL.
22614 (altivec_expand_builtin): Change builtin code arguments for calls
22615 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
22616 (insn_is_swappable_p): Avoid incorrect swap optimization in the
22617 presence of lvx/stvx patterns.
22618 (alignment_with_canonical_addr): New function.
22619 (alignment_mask): Likewise.
22620 (find_alignment_op): Likewise.
22621 (recombine_lvx_pattern): Likewise.
22622 (recombine_stvx_pattern): Likewise.
22623 (recombine_lvx_stvx_patterns): Likewise.
22624 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
22625 stvx patterns from expand.
22626 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
22628 (vector_altivec_store_<mode>): Likewise.
22630 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
22632 * config/aarch64/aarch64.md
22633 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
22634 remove the "fp" attributes.
22635 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
22636 add the "simd" attributes.
22637 (*movdf_aarch64): Likewise.
22638 (*movtf_aarch64): Remove the "fp" attributes.
22639 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
22640 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
22642 2016-04-27 David Malcolm <dmalcolm@redhat.com>
22644 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
22645 rtx to rtx_code_label *.
22646 * rtl.h (maybe_set_first_label_num): Likewise.
22648 2016-04-27 David Malcolm <dmalcolm@redhat.com>
22650 * df-core.c (df_add_problem): Make the problem param be const.
22651 (df_remove_problem): Make local "problem" be const.
22652 * df-problems.c (problem_RD): Make const.
22653 (problem_LR): Likewise.
22654 (problem_LIVE): Likewise.
22655 (problem_MIR): Likewise.
22656 (problem_CHAIN): Likewise.
22657 (problem_WORD_LR): Likewise.
22658 (problem_NOTE): Likewise.
22659 (problem_MD): Likewise.
22660 * df-scan.c (problem_SCAN): Likewise.
22661 * df.h (struct df_problem): Make field "dependent_problem" be
22663 (struct dataflow): Likewise for field "problem".
22664 (df_add_problem): Make param const.
22666 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
22668 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
22669 inter-unit moves to/from vector registers are enabled. Do not disable
22672 2016-04-27 David Malcolm <dmalcolm@redhat.com>
22674 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
22675 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
22677 (enum df_problem_id): ...this new enum.
22678 (struct df_problem): Convert field "id" from "int" to
22679 enum df_problem_id.
22681 2016-04-27 David Malcolm <dmalcolm@redhat.com>
22683 * rtl.def: Update comment for "things in the instruction chain" to
22684 reflect the removal of the leading "i" field for INSN_UID in
22685 r210360. Fix bogus apostrophe.
22687 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
22689 * config/i386/i386.md
22690 (lea arith with mem operand + setcc peephole2): Set operator mode.
22692 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
22695 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
22696 (dimode_scalar_to_vector_candidate_p): This.
22697 (timode_scalar_to_vector_candidate_p): New function.
22698 (scalar_to_vector_candidate_p): Likewise.
22699 (timode_check_non_convertible_regs): Likewise.
22700 (timode_remove_non_convertible_regs): Likewise.
22701 (remove_non_convertible_regs): Likewise.
22702 (remove_non_convertible_regs): Renamed to ...
22703 (dimode_remove_non_convertible_regs): This.
22704 (scalar_chain::~scalar_chain): Make it virtual.
22705 (scalar_chain::compute_convert_gain): Make it pure virtual.
22706 (scalar_chain::mark_dual_mode_def): Likewise.
22707 (scalar_chain::convert_insn): Likewise.
22708 (scalar_chain::convert_registers): Likewise.
22709 (scalar_chain::add_to_queue): Make it protected.
22710 (scalar_chain::emit_conversion_insns): Likewise.
22711 (scalar_chain::replace_with_subreg): Likewise.
22712 (scalar_chain::replace_with_subreg_in_insn): Likewise.
22713 (scalar_chain::convert_op): Likewise.
22714 (scalar_chain::convert_reg): Likewise.
22715 (scalar_chain::make_vector_copies): Likewise.
22716 (scalar_chain::convert_registers): New pure virtual function.
22717 (class dimode_scalar_chain): New class.
22718 (class timode_scalar_chain): Likewise.
22719 (scalar_chain::mark_dual_mode_def): Renamed to ...
22720 (dimode_scalar_chain::mark_dual_mode_def): This.
22721 (timode_scalar_chain::mark_dual_mode_def): New function.
22722 (timode_scalar_chain::convert_insn): Likewise.
22723 (dimode_scalar_chain::convert_registers): Likewise.
22724 (scalar_chain::compute_convert_gain): Renamed to ...
22725 (dimode_scalar_chain::compute_convert_gain): This.
22726 (scalar_chain::replace_with_subreg): Renamed to ...
22727 (dimode_scalar_chain::replace_with_subreg): This.
22728 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
22729 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
22730 (scalar_chain::make_vector_copies): Renamed to ...
22731 (dimode_scalar_chain::make_vector_copies): This.
22732 (scalar_chain::convert_reg): Renamed to ...
22733 (dimode_scalar_chain::convert_reg ): This.
22734 (scalar_chain::convert_op): Renamed to ...
22735 (dimode_scalar_chain::convert_op): This.
22736 (scalar_chain::convert_insn): Renamed to ...
22737 (dimode_scalar_chain::convert_insn): This.
22738 (scalar_chain::convert): Call convert_registers.
22739 (convert_scalars_to_vector): Change to scalar_chain pointer to
22740 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
22741 in 32-bit mode. Delete scalar_chain pointer. Call
22742 free_dominance_info in 64-bit mode.
22743 (pass_stv::gate): Remove TARGET_64BIT check.
22744 (ix86_option_override): Put the 64-bit STV pass before the CSE
22747 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
22749 * dwarf2out.h (struct dw_loc_descr_node): Remove the
22750 dw_loc_frame_offset field.
22751 * dwarf2out.c (new_loc_descr): Likewise.
22752 (resolve_args_picking_1): Turn the VISITED hash set into a
22753 FRAME_OFFSET hash map. Use it to associate a frame offset to
22754 visited nodes. Remove uses of the CHECKING_P macro.
22755 (resolve_args_picking): Update call to resolve_args_picking_1.
22757 2016-04-27 Martin Liska <mliska@suse.cz>
22759 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
22760 (free_loop_data): Release vuses of groups.
22762 2016-04-27 Bin Cheng <bin.cheng@arm.com>
22764 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
22765 instead of redundant use_id and boolean have_use_for.
22766 (struct iv_use): Change sub_id into group_id. Remove field next.
22767 Move fields: related_cands, n_map_members, cost_map and selected
22769 (struct iv_group): ... here. New structure.
22770 (struct iv_common_cand): Use structure declaration directly.
22771 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
22772 (MAX_CONSIDERED_USES): Rename macro to ...
22773 (MAX_CONSIDERED_GROUPS): ... here.
22774 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
22775 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
22776 (dump_uses): Rename to ...
22777 (dump_groups): ... here. Update all uses.
22778 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
22779 (find_induction_variables): Refactor format of dump information.
22780 (record_sub_use): Delete.
22781 (record_use): Update all uses.
22782 (record_group): New function.
22783 (record_group_use, find_interesting_uses_op): Call above functions.
22785 (find_interesting_uses_cond): Ditto.
22786 (group_compare_offset): New function.
22787 (split_all_small_groups): Rename to ...
22788 (split_small_address_groups_p): ... here. Update all uses.
22789 (split_address_groups): Update all uses.
22790 (find_interesting_uses): Refactor format of dump information.
22791 (add_candidate_1): Update all uses. Remove redundant check on iv,
22793 (add_candidate, record_common_cand): Remove redundant assert.
22794 (add_iv_candidate_for_biv): Update use.
22795 (add_iv_candidate_derived_from_uses): Update all uses.
22796 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
22797 (alloc_use_cost_map): Ditto.
22798 (set_use_iv_cost, get_use_iv_cost): Rename to ...
22799 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
22800 (determine_use_iv_cost_generic): Ditto.
22801 (determine_group_iv_cost_generic): Ditto.
22802 (determine_use_iv_cost_address): Ditto.
22803 (determine_group_iv_cost_address): Ditto.
22804 (determine_use_iv_cost_condition): Ditto.
22805 (determine_group_iv_cost_cond): Ditto.
22806 (determine_use_iv_cost): Ditto.
22807 (determine_group_iv_cost): Ditto.
22808 (set_autoinc_for_original_candidates): Update all uses.
22809 (find_iv_candidates): Update all uses. Refactor dump information.
22810 (determine_use_iv_costs): Ditto.
22811 (determine_iv_costs): Ditto.
22812 (iv_ca_cand_for_use): Rename to ...
22813 (iv_ca_cand_for_group): ... here. Update all uses.
22814 (iv_ca_add_use, iv_ca_add_group): Ditto.
22815 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
22816 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
22817 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
22818 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
22819 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
22820 (create_new_iv, adjust_iv_update_pos): Ditto.
22821 (rewrite_use_address): Delete.
22822 (rewrite_use_address_1): Rename to ...
22823 (rewrite_use_address): ... here.
22824 (rewrite_use_compare): Update all uses.
22825 (rewrite_use): Delete.
22826 (rewrite_uses): Rename to ...
22827 (rewrite_groups): ... here. Update all uses.
22828 (remove_unused_ivs, free_loop_data): Update all uses.
22829 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
22831 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22833 * rtlanal.c (nonzero_bits1): Convert preprocessor check
22834 for WORD_REGISTER_OPERATIONS to runtime check.
22836 2016-04-27 Richard Biener <rguenther@suse.de>
22839 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
22840 aggregate_value_p to determine if a function result is
22841 returned by reference.
22842 (ipa_pta_execute): Functions having their address taken are
22843 not automatically nonlocal.
22845 2016-04-27 Jakub Jelinek <jakub@redhat.com>
22848 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
22849 * fold-const.c (operand_equal_p): If flag_checking and
22850 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
22851 and if it returns non-zero, assert iterative_hash_expr on both
22854 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
22856 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
22858 2016-04-27 Nick Clifton <nickc@redhat.com>
22860 PR middle-end/49889
22861 * varasm.c (merge_weak): Generate an error if an attempt is made
22862 to convert a non-weak static function into a weak, public function.
22864 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22866 * params.def (MAX_PARTITION_SIZE): New param.
22867 * doc/invoke.texi: Document lto-max-partition.
22869 2016-04-27 Richard Biener <rguenther@suse.de>
22872 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
22873 function cummulating used_from_other_partition, externally_visible
22874 and force_output from aliases.
22875 (refered_from_nonlocal_var): Likewise.
22876 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
22877 node flags properly.
22879 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
22881 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
22882 (-Wmemset-elt-size): New item.
22884 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
22887 * stor-layout.h (internal_reference_types): Delete.
22888 * stor-layout.c (reference_types_internal): Likewise.
22889 (internal_reference_types): Likewise.
22890 (layout_type) <REFERENCE_TYPE>: Adjust.
22892 2016-04-27 Jakub Jelinek <jakub@redhat.com>
22895 * tree.h (inchash::add_expr): Add FLAGS argument.
22896 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
22897 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
22898 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
22899 Formatting fix. Adjust recursive calls. For tcc_comparison,
22900 if swap_tree_comparison (code) is smaller than code, hash that
22901 and arguments in the other order. Hash CONVERT_EXPR the same
22902 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
22903 of ADDR_EXPR of decl as the decl itself. Add or remove
22904 OEP_ADDRESS_OF from recursive flags as needed. For
22905 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
22906 operands commutatively and only the third one normally.
22907 For internal CALL_EXPR hash in CALL_EXPR_IFN.
22909 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
22911 * config/rtems.h (LIB_SPEC): Add -latomic.
22913 2016-04-27 Joel Sherrill <joel@rtems.org>
22915 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
22916 xilink.ld and flags not relevant to RTEMS.
22918 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
22920 * toplev.c (backend_init_target): Avoid calling init_reload when using
22923 2016-04-26 Jakub Jelinek <jakub@redhat.com>
22925 * reorg.c (try_merge_delay_insns): Declare i and j inside the
22926 for loops rather than one for the whole function.
22928 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
22930 * match.pd (X + CST CMP X): New transformation.
22932 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
22934 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
22935 * fold-const.c (fold_binary_loc): Remove 2 transformations
22936 superseded by match.pd.
22937 * match.pd (x+x -> x*2): Generalize to integers.
22939 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
22941 * config/i386/i386.md (operation on memory peephole): Duplicate an
22942 existing peephole and adapt it to match lea rather than an operation
22945 PR rtl-optimization/57193
22946 * opts.c (default_options_table): Add OPT_frename_registers at -O2
22948 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
22950 2016-04-26 Bin Cheng <bin.cheng@arm.com>
22952 * tree-if-conv.c (any_pred_load_store): New static variable.
22953 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
22954 any_pred_load_store instead of and_mask_load_store.
22955 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
22956 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
22957 (combine_blocks, tree_if_conversion): Ditto.
22959 2016-04-26 Bin Cheng <bin.cheng@arm.com>
22961 PR tree-optimization/70771
22962 PR tree-optimization/70775
22963 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
22964 virtual PHI nodes. Delete parameter.
22965 (if_convertible_loop_p_1): Delete argument to above function.
22966 (predicate_all_scalar_phis): Delete code handling single-argument
22968 (tree_if_conversion): Mark and update virtual SSA.
22970 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22973 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
22974 (x86_elf_aligned_common): Rename to ...
22975 (x86_elf_aligned_decl_common): ... this.
22976 Add decl arg. Switch to .lbss for largecomm object. Use
22977 LARGECOMM_SECTION_ASM_OP.
22978 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
22980 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
22981 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
22983 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
22984 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
22986 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22989 * config/i386/i386.c (SECTION_LARGE): Define.
22990 (x86_64_elf_select_section): Set it for large data/bss sections.
22991 Only clear SECTION_WRITE for .lrodata.
22992 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
22994 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
22995 * varasm.c (default_elf_asm_named_section): Grow flagchars.
22996 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
22998 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
22999 * doc/tm.texi: Regenerate.
23001 2016-04-26 Jakub Jelinek <jakub@redhat.com>
23004 * configure.ac (--enable-checking): Document extra flag, for
23005 non-release builds default to --enable-checking=yes,extra.
23006 If misc checking and extra checking, define CHECKING_P to 2 instead
23008 * common.opt (fchecking=): Add.
23009 * doc/invoke.texi (-fchecking=): Document.
23010 * doc/install.texi: Document --enable-checking changes.
23011 * configure: Regenerated.
23012 * config.in: Regenerated.
23014 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
23016 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
23017 attribute instead of which_alternative.
23018 * config/i386/sse.md (*mov<mode>_internal): Ditto.
23019 Use EXT_REX_SSE_REG_P where appropriate.
23021 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
23023 * config/i386/predicates.md (const0_operand): Do not match
23024 const_wide_int code.
23025 (const1_operand): Ditto.
23027 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
23029 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
23030 for SSE constm1 operands and TARGET_AVX512VL.
23031 (*movti_internal): Ditto.
23032 (*mov<mode>_or): Use constm1_operand predicate.
23033 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
23034 for SSE vector_all_ones operands and TARGET_AVX512VL.
23035 * config/i386/predicates.md (constm1_operand): New predicate.
23036 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
23037 emission of constant -1 load.
23039 2016-04-25 Jason Merrill <jason@redhat.com>
23041 * gdbinit.in: Skip is-a.h.
23043 * attribs.c (register_scoped_attributes): Fix logic.
23044 * attribs.h: Declare register_scoped_attributes.
23046 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23048 * config/rs6000/rs6000-builtin.def: Correct pasto error for
23049 stxvd2x and stxvw4x built-in functions.
23051 2016-04-25 DJ Delorie <dj@redhat.com>
23053 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
23054 (ashrhi3): Likewise.
23055 (lshrhi3): Likewise.
23057 2016-04-25 Richard Biener <rguenther@suse.de>
23059 PR tree-optimization/70780
23060 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
23061 wasn't visited yet.
23062 (compute_antic): Mark blocks with abnormal preds as visited as
23063 they have a final empty antic-in solution already.
23065 2016-04-25 Michael Collison <michael.collison@linaro.org>
23067 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
23069 2016-04-25 Michael Collison <michael.collison@linaro.org>
23071 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
23072 mode is VQI to improve mixed mode vectorization.
23073 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
23074 define_insn to match low half of signed vaddw.
23075 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
23076 define_insn to match high half of signed vaddw.
23077 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
23078 define_insn to match low half of unsigned vaddw.
23079 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
23080 define_insn to match high half of unsigned vaddw.
23081 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
23082 (arm_simd_check_vect_par_cnst_half_p): Likewise.
23083 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
23085 (arm_simd_check_vect_par_cnst_half_p): Likewise.
23086 * config/arm/predicates.md (vect_par_constant_high): Support
23087 big endian and simplify by calling
23088 arm_simd_check_vect_par_cnst_half
23089 (vect_par_constant_low): Likewise.
23091 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
23093 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
23094 predicate for operand 2.
23096 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
23097 H.J. Lu <hongjiu.lu@intel.com>
23099 * config/i386/i386-protos.h (standard_sse_constant_p): Add
23100 machine_mode argument.
23101 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
23102 constm1_rtx operands. For VOIDmode constants, get mode from
23103 pred_mode. Check mode size if the mode is supported by ABI.
23104 (standard_sse_constant_opcode): Do not use standard_constant_p.
23105 Strictly check ABI support for all-ones operands.
23106 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
23107 immediates. Update calls to standard_sse_constant_p.
23108 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
23109 (ix86_rtx_costs): Ditto.
23110 * config/i386/i386.md (*movxi_internal_avx512f): Use
23111 nonimmediate_or_sse_const_operand instead of vector_move_operand.
23112 Use (v,BC) alternative instead of (v,C). Use register_operand
23113 checks instead of MEM_P.
23114 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
23115 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
23116 isa attribute. Use register_operand checks instead of MEM_P.
23117 (*movti_internal): Use nonimmediate_or_sse_const_operand for
23118 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
23119 alternative and corresponding sse2 isa attribute.
23120 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
23121 to standard_sse_constant_p.
23122 (FP constant splitters): Ditto.
23123 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
23125 * config/i386/predicates.md (constm1_operand): Remove.
23126 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
23127 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
23128 vector_all_ones_operand instead of constm1_operand.
23130 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23132 * print-rtl.c (print_rtx_insn_vec): New function.
23133 * print-rtl.h: New prototype.
23134 * store-motion.c (struct st_expr): Make avail_stores a vector.
23135 (st_expr_entry): Adjust.
23136 (free_st_expr_entry): Likewise.
23137 (print_store_motion_mems): Likewise.
23138 (find_moveable_store): Likewise.
23139 (compute_store_table): Likewise.
23140 (delete_store): Likewise.
23141 (build_store_vectors): Likewise.
23143 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23145 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
23147 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23149 * vec.h (vec_safe_contains): New function.
23150 (vec::contains): Likewise.
23151 (vec::begin): Likewise.
23152 (vec::end): Likewise.
23154 2016-04-23 Jakub Jelinek <jakub@redhat.com>
23157 * cfgexpand.c (expand_stack_vars): Fix typo.
23159 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
23161 * system.h (list, map, set, vector): Include conditionally.
23162 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
23163 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
23164 * ipa-icf.c (INCLUDE_LIST): Define.
23165 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
23166 * config/sh/sh.c (INCLUDE_VECTOR): Define.
23167 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
23168 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
23169 * cp/logic.cc (INCLUDE_LIST): Define.
23170 * fortran/trans-common.c (INCLUDE_MAP): Define.
23172 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
23174 * auto-profile.c: Remove <string.h> include.
23175 * ipa-icf-gimple.c: Remove <list> include.
23176 * diagnostic.c: Remove <new> include.
23177 * genmatch.c: Likewise.
23178 * pretty-print.c: Likewise.
23179 * toplev.c: Likewise
23180 * c/c-objc-common.c: Likewise.
23181 * cp/error.c: Likewise.
23182 * fortran/error.c: Likewise.
23184 2016-04-22 Richard Biener <rguenther@suse.de>
23186 * lto-streamer-in.c (input_ssa_names): Do not allocate
23187 GIMPLE_NOP for all SSA names.
23188 * lto-streamer-out.c (output_ssa_names): Do not output
23189 SSA names that should have been released.
23191 2016-04-22 Richard Biener <rguenther@suse.de>
23193 PR tree-optimization/70740
23194 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
23197 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
23200 * config/i386/predicates.md (call_insn_operand): Replace
23201 sibcall_memory_operand with memory_operand.
23203 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
23205 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
23206 has_single_use() tests.
23207 (register_edge_assert_for_1): Likewise.
23208 (find_assert_locations_1): Check the liveness bitmap instead of
23209 checking has_single_use().
23211 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
23214 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
23215 Extract AVX-512BW constraint from AVX.
23217 2016-04-21 Richard Biener <rguenther@suse.de>
23219 PR tree-optimization/70725
23220 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
23221 for phi_convertible_by_degenerating_args.
23222 (predicate_all_scalar_phis): Handle single-argument PHIs.
23224 2016-04-21 Richard Biener <rguenther@suse.de>
23226 PR middle-end/70747
23227 * fold-const.c (fold_comparison): Return properly typed
23230 2016-04-21 Bin Cheng <bin.cheng@arm.com>
23232 PR tree-optimization/70715
23233 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
23234 after expanding BASE using expand_simple_operations.
23236 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
23238 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
23239 New transformations.
23241 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
23243 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
23245 2016-04-20 Jan Hubicka <jh@suse.cz>
23247 * ipa-inline.c (can_inline_edge_p): Pass caller info to
23248 ultiimate_alias_target.
23249 (update_callee_keys): Likewise.
23250 (lookup_recursive_calls): Likewise.
23251 (speculation_useful_p): Likewise.
23253 2016-04-20 Jan Hubicka <jh@suse.cz>
23256 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
23257 (set_nothrow_flag_1): ... this; handle interposition correctly;
23258 recurse on aliases and thunks.
23259 (cgraph_node::set_nothrow_flag): New.
23260 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
23261 functions compiled with non-call exceptions that binds to current
23263 (propagate_nothrow): Be safe WRT interposition.
23264 * cgraph.h (set_nothrow_flag): Update prototype.
23266 2016-04-18 Jan Hubicka <jh@suse.cz>
23268 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
23269 max_loop_iterations_int.
23270 (tree_unswitch_outer_loop): Likewise.
23272 2016-04-20 Bin Cheng <bin.cheng@arm.com>
23274 PR tree-optimization/69489
23275 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
23276 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
23277 Revise dump message.
23278 (if_convertible_bb_p): Remove check on edge count of basic block's
23281 2016-04-20 Bin Cheng <bin.cheng@arm.com>
23283 PR tree-optimization/56625
23284 PR tree-optimization/69489
23285 * tree-data-ref.h (DR_INNERMOST): New macro.
23286 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
23287 hashing struct innermost_loop_behavior.
23288 (ref_DR_map): Remove.
23289 (innermost_DR_map): New map.
23290 (baseref_DR_map): Revise comment.
23291 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
23292 to innermost_DR_map accroding to its innermost loop behavior.
23293 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
23294 to its innermost loop behavior.
23295 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
23296 Add initialization for innermost_DR_map. Record memory reference
23297 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
23298 have innermost loop behavior.
23299 (if_convertible_loop_p): Remove release for ref_DR_map. Release
23302 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
23304 * config/i386/i386.md (*lea<mode>_general_1): Rename from
23305 *lea_general_1. Use explicit SWI12 mode interator.
23306 (*lea<mode>_general_2): Rename from *lea_general_2.
23307 Use explicit SWI12 mode interator.
23308 (*lea<mode>_general_3): Rename from *lea_general_3.
23309 Use explicit SWI12 mode interator.
23310 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
23311 Use explicit SWI12 mode interator.
23312 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
23313 Use explicit SWI48 mode interator.
23315 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
23317 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
23318 Short-cut unaligned load and store cases. Handle all integer
23320 (ix86_expand_vector_move_misalign): Short-cut unaligned load
23321 and store cases. Call ix86_avx256_split_vector_move_misalign
23322 directly without checking mode class.
23324 2016-04-20 Andrew Pinski <apinski@cavium.com>
23325 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23328 * config/aarch64/aarch64.md (sibcall): Force call
23329 address to be DImode for ILP32.
23330 (sibcall_value): Likewise.
23332 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
23334 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
23336 2016-04-20 Richard Biener <rguenther@suse.de>
23338 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
23339 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
23340 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
23341 (maybe_push_res_to_seq): Adjust.
23342 * gimple-fold.c (maybe_build_generic_op): Likewise.
23344 2016-04-20 Marek Polacek <polacek@redhat.com>
23346 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
23349 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
23351 * config/i386/sse.md (vec_unpacks_lo_hi): Always
23352 use kmovw to support AVX512F target.
23354 2016-04-20 Bin Cheng <bin.cheng@arm.com>
23356 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
23358 2016-04-20 Marek Polacek <polacek@redhat.com>
23360 PR tree-optimization/70725
23361 * tree-if-conv.c (is_false_predicate): New function.
23362 (predicate_mem_writes): Use it.
23364 2016-04-20 Richard Biener <rguenther@suse.de>
23366 PR tree-optimization/70726
23367 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
23368 shift amounts from a pattern stmt operand.
23370 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23373 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
23374 stack_restore_from_fpr pattern when restoring r15.
23375 (s390_optimize_prologue): Strip away the memory barrier in the
23376 parallel when trying to get rid of restore insns.
23377 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
23378 definition for loading the stack pointer from an FPR. Compared to
23379 the normal move insn this pattern includes a full memory barrier.
23381 2016-04-19 Jakub Jelinek <jakub@redhat.com>
23383 PR middle-end/70680
23384 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
23385 implicitly linear or lastprivate iterator on the outer context.
23387 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
23389 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
23391 * config/i386/i386.md (ssememalign): Removed.
23392 * config/i386/sse.md: Remove ssememalign attribute from patterns.
23394 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
23397 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
23398 const short * to __builtin_ia32_loaddquhi512_mask.
23399 (_mm512_maskz_loadu_epi16): Likewise.
23400 (_mm512_mask_storeu_epi16): Pass short * to
23401 __builtin_ia32_storedquhi512_mask.
23402 (_mm512_mask_loadu_epi8): Pass const char * to
23403 __builtin_ia32_loaddquqi512_mask.
23404 (_mm512_maskz_loadu_epi8): Likewise.
23405 (_mm512_mask_storeu_epi8): Pass char * to
23406 __builtin_ia32_storedquqi512_mask.
23407 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
23408 const double * to __builtin_ia32_loadupd512_mask.
23409 (_mm512_mask_loadu_pd): Likewise.
23410 (_mm512_maskz_loadu_pd): Likewise.
23411 (_mm512_storeu_pd): Pass double * to
23412 __builtin_ia32_storeupd512_mask.
23413 (_mm512_mask_storeu_pd): Likewise.
23414 (_mm512_loadu_ps): Pass const float * to
23415 __builtin_ia32_loadups512_mask.
23416 (_mm512_mask_loadu_ps): Likewise.
23417 (_mm512_maskz_loadu_ps): Likewise.
23418 (_mm512_storeu_ps): Pass float * to
23419 __builtin_ia32_storeups512_mask.
23420 (_mm512_mask_storeu_ps): Likewise.
23421 (_mm512_mask_loadu_epi64): Pass const long long * to
23422 __builtin_ia32_loaddqudi512_mask.
23423 (_mm512_maskz_loadu_epi64): Likewise.
23424 (_mm512_mask_storeu_epi64): Pass long long *
23425 to __builtin_ia32_storedqudi512_mask.
23426 (_mm512_loadu_si512): Pass const int * to
23427 __builtin_ia32_loaddqusi512_mask.
23428 (_mm512_mask_loadu_epi32): Likewise.
23429 (_mm512_maskz_loadu_epi32): Likewise.
23430 (_mm512_storeu_si512): Pass int * to
23431 __builtin_ia32_storedqusi512_mask.
23432 (_mm512_mask_storeu_epi32): Likewise.
23433 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
23434 char * to __builtin_ia32_storedquqi256_mask.
23435 (_mm_mask_storeu_epi8): Likewise.
23436 (_mm256_mask_loadu_epi16): Pass const short * to
23437 __builtin_ia32_loaddquhi256_mask.
23438 (_mm256_maskz_loadu_epi16): Likewise.
23439 (_mm_mask_loadu_epi16): Pass const short * to
23440 __builtin_ia32_loaddquhi128_mask.
23441 (_mm_maskz_loadu_epi16): Likewise.
23442 (_mm256_mask_loadu_epi8): Pass const char * to
23443 __builtin_ia32_loaddquqi256_mask.
23444 (_mm256_maskz_loadu_epi8): Likewise.
23445 (_mm_mask_loadu_epi8): Pass const char * to
23446 __builtin_ia32_loaddquqi128_mask.
23447 (_mm_maskz_loadu_epi8): Likewise.
23448 (_mm256_mask_storeu_epi16): Pass short * to.
23449 __builtin_ia32_storedquhi256_mask.
23450 (_mm_mask_storeu_epi16): Pass short * to.
23451 __builtin_ia32_storedquhi128_mask.
23452 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
23453 const double * to __builtin_ia32_loadupd256_mask.
23454 (_mm256_maskz_loadu_pd): Likewise.
23455 (_mm_mask_loadu_pd): Pass onst double * to
23456 __builtin_ia32_loadupd128_mask.
23457 (_mm_maskz_loadu_pd): Likewise.
23458 (_mm256_mask_storeu_pd): Pass double * to
23459 __builtin_ia32_storeupd256_mask.
23460 (_mm_mask_storeu_pd): Pass double * to
23461 __builtin_ia32_storeupd128_mask.
23462 (_mm256_mask_loadu_ps): Pass const float * to
23463 __builtin_ia32_loadups256_mask.
23464 (_mm256_maskz_loadu_ps): Likewise.
23465 (_mm_mask_loadu_ps): Pass const float * to
23466 __builtin_ia32_loadups128_mask.
23467 (_mm_maskz_loadu_ps): Likewise.
23468 (_mm256_mask_storeu_ps): Pass float * to
23469 __builtin_ia32_storeups256_mask.
23470 (_mm_mask_storeu_ps): ass float * to
23471 __builtin_ia32_storeups128_mask.
23472 (_mm256_mask_loadu_epi64): Pass const long long * to
23473 __builtin_ia32_loaddqudi256_mask.
23474 (_mm256_maskz_loadu_epi64): Likewise.
23475 (_mm_mask_loadu_epi64): Pass const long long * to
23476 __builtin_ia32_loaddqudi128_mask.
23477 (_mm_maskz_loadu_epi64): Likewise.
23478 (_mm256_mask_storeu_epi64): Pass long long * to
23479 __builtin_ia32_storedqudi256_mask.
23480 (_mm_mask_storeu_epi64): Pass long long * to
23481 __builtin_ia32_storedqudi128_mask.
23482 (_mm256_mask_loadu_epi32): Pass const int * to
23483 __builtin_ia32_loaddqusi256_mask.
23484 (_mm256_maskz_loadu_epi32): Likewise.
23485 (_mm_mask_loadu_epi32): Pass const int * to
23486 __builtin_ia32_loaddqusi128_mask.
23487 (_mm_maskz_loadu_epi32): Likewise.
23488 (_mm256_mask_storeu_epi32): Pass int * to
23489 __builtin_ia32_storedqusi256_mask.
23490 (_mm_mask_storeu_epi32): Pass int * to
23491 __builtin_ia32_storedqusi128_mask.
23492 * config/i386/i386-builtin-types.def (PCSHORT): New.
23493 (PINT64): Likewise.
23494 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
23495 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
23496 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
23497 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
23498 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
23499 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
23500 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
23501 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
23502 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
23503 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
23504 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
23505 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
23506 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
23507 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
23508 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
23509 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
23510 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
23511 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
23512 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
23513 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
23514 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
23515 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
23516 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
23517 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
23518 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
23519 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
23520 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
23521 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
23522 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
23523 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
23524 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
23525 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
23526 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
23527 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
23528 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
23529 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
23530 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
23531 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
23532 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
23533 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
23534 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
23535 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
23536 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
23537 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
23538 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
23539 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
23540 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
23541 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
23542 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
23544 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
23545 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
23547 (ix86_expand_vector_move_misalign): Likewise.
23548 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
23549 to scalar function prototype for unaligned load/store builtins.
23550 (ix86_expand_special_args_builtin): Updated.
23551 * config/i386/sse.md (UNSPEC_LOADU): Removed.
23552 (UNSPEC_STOREU): Likewise.
23553 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
23554 (VI_ULOADSTORE_F_AVX512VL): Likewise.
23555 (ssescalarsize): Handle V4TI, V2TI and V1TI.
23556 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
23557 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
23558 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
23559 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
23560 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
23561 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
23562 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
23563 (<avx512>_storedqu<mode>_mask): Likewise.
23564 (*sse4_2_pcmpestr_unaligned): Likewise.
23565 (*sse4_2_pcmpistr_unaligned): Likewise.
23566 (*mov<mode>_internal): Renamed to ...
23567 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
23568 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
23569 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
23570 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
23572 2016-04-19 Richard Biener <rguenther@suse.de>
23574 PR tree-optimization/70171
23575 * tree-ssa-phiprop.c: Include stor-layout.h.
23576 (phiprop_insert_phi): Handle the aggregate copy case.
23577 (propagate_with_phi): Likewise.
23579 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
23581 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
23582 instead of simplify_gen_subreg (... , 0).
23583 (ix86_delegitimize_address): Ditto.
23584 (ix86_split_divmod): Ditto.
23585 (ix86_split_copysign_const): Ditto.
23586 (ix86_split_copysign_var): Ditto.
23587 (ix86_expand_args_builtin): Ditto.
23588 (ix86_expand_round_builtin): Ditto.
23589 (ix86_expand_special_args_builtin): Ditto.
23590 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
23591 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
23592 (udivmodqi4): Ditto.
23593 (absneg splitters): Ditto.
23594 (*jcc_bt<mode>_1): Ditto.
23596 2016-04-19 Richard Biener <rguenther@suse.de>
23598 PR tree-optimization/70724
23599 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
23600 restoring out from ...
23601 (free_scc_vn): ... here.
23602 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
23603 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
23605 (pass_fre::execute): Restore SSA info.
23607 2016-04-19 Richard Biener <rguenther@suse.de>
23609 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
23610 * gimple-walk.c (walk_gimple_op): Initialize it.
23611 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
23612 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
23613 remapping SSA names of defs.
23614 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
23617 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
23619 PR middle-end/70689
23620 * lra-constraints.c (equiv_substition_p): New.
23621 (process_alt_operands): Use it.
23622 (swap_operands): Swap it.
23623 (curr_insn_transform): Update it.
23625 2016-04-18 Michael Matz <matz@suse.de>
23627 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
23628 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
23629 * tree-core.h (tree_type_common.align): Use bit-field.
23630 (tree_type_common.spare): New.
23631 (tree_decl_common.off_align): Make smaller.
23632 (tree_decl_common.align): Use bit-field.
23634 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
23635 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
23636 (scan_sharing_clauses): Ditto.
23637 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
23638 (omp_finish_file): Ditto.
23639 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
23640 (layout_decl): Ditto.
23641 (relayout_decl): Ditto.
23642 (finalize_record_size): Use SET_TYPE_ALIGN.
23643 (finalize_type_size): Ditto.
23644 (finish_builtin_struct): Ditto.
23645 (layout_type): Ditto.
23646 (initialize_sizetypes): Ditto.
23647 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
23648 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
23649 (lookup_field_for_decl): Use SET_DECL_ALIGN.
23650 (get_chain_field): Ditto.
23651 (get_trampoline_type): Ditto.
23652 (get_nl_goto_field): Ditto.
23653 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
23655 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
23656 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
23657 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
23658 (build_qualified_type): Use SET_TYPE_ALIGN.
23659 (build_aligned_type, build_range_type_1): Ditto.
23660 (build_atomic_base): Ditto.
23661 (build_common_tree_nodes): Ditto.
23662 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
23663 (expand_one_stack_var_at): Ditto.
23664 * coverage.c (build_var): Use SET_DECL_ALIGN.
23665 * except.c (init_eh): Ditto.
23666 * function.c (assign_parm_setup_block): Ditto.
23667 * symtab.c (increase_alignment_1): Ditto.
23668 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
23669 * tree-vect-stmts.c (ensure_base_align): Ditto.
23670 * varasm.c (align_variable): Ditto.
23671 (assemble_variable): Ditto.
23672 (build_constant_desc): Ditto.
23673 (output_constant_def_contents): Ditto.
23675 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
23676 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
23677 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
23678 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
23679 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
23681 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
23684 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
23685 replace %vmovsd with "%vmovq".
23686 (vec_concatv2df): Likewise.
23688 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
23690 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
23691 (*vec_extractv2si_0): Ditto.
23692 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
23693 (zero_extended_scalar_load_operand splitters): Ditto.
23694 (vec_extract splitters): Ditto.
23695 (*vec_extractv4si_0_zext): Ditto.
23696 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
23697 and lowpart_subreg.
23698 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
23699 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
23700 (*sse4_1_extractps): Use lowpart_subreg.
23701 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
23703 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23705 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
23707 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
23708 Mention Solaris 11 packaging changes.
23709 Update gas and gld requirements.
23710 Remove reference to pre-Solaris 10 bug.
23711 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
23713 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
23716 2016-04-17 Jan Hubicka <jh@suse.cz>
23718 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
23719 max_loop_iterations_int.
23721 2016-04-18 Richard Biener <rguenther@suse.de>
23723 PR tree-optimization/43434
23724 * tree-ssa-structalias.c (struct vls_data): New.
23725 (visit_loadstore): Handle all pointer-based accesses.
23726 (compute_dependence_clique): Compute a bitmap of restrict tags
23727 assigned bases and pass it to visit_loadstore.
23729 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
23732 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
23733 armv8.1-a and armv8.1-a+crc.
23735 2016-04-18 Richard Biener <rguenther@suse.de>
23737 PR tree-optimization/70701
23738 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
23739 references after translating through a memcpy.
23741 2016-04-18 Richard Biener <rguenther@suse.de>
23743 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
23744 (compute_antic): ... here. For partial antic use regular
23745 postorder and scrap iteration.
23746 (compute_partial_antic_aux): Remove unused return value.
23747 (init_pre): Do not allocate postorder.
23748 (fini_pre): Do not free postorder.
23750 2016-04-18 Richard Biener <rguenther@suse.de>
23752 PR middle-end/37870
23753 * expmed.c (extract_bit_field_1): Remove broken case
23754 using a wider MODE_INT mode.
23756 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
23758 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
23759 unless compiling with at least GCC-4.8.
23761 2016-04-17 Jan Hubicka <jh@suse.cz>
23764 * graphite.c (graphite_finalize): Update call to
23765 tree_estimate_probability.
23766 * predict.h (tree_estimate_probability): Update prototype.
23768 2016-04-17 Jan Hubicka <jh@suse.cz>
23770 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
23771 (tree_estimate_probability): Likewise.
23772 (pass_profile::execute): Update.
23773 (report_predictor_hitrates): New function.
23774 * profile.c (compute_branch_probabilities): Use it.
23775 * predict.h (report_predictor_hitrates): Declare.
23777 2016-04-17 Jan Hubicka <jh@suse.cz>
23780 * cgraph.h (cgraph_node::set_const_flag,
23781 cgraph_node::set_pure_flag): Update prototype to return bool;
23783 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
23784 of interposable symbol are interposable, too.
23785 (cgraph_set_const_flag_1): Rename to ...
23786 (set_const_flag_1): ... this one; change to self recursive function
23787 instead of call_for_symbol_thunks_and_aliases. Handle correctly
23788 clearnig the flag in all variants and also virtual thunks of const
23789 functions are pure; track if any change was done.
23790 (cgraph_node::set_const_flag): Update.
23791 (struct set_pure_flag_info): New struct.
23792 (cgraph_set_pure_flag_1): Rename to ...
23793 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
23794 rather than pointer encoded flags; track if any changes was done;
23795 handle correctly clearning flag and setting flag of aliases already
23797 (cgraph_node::set_pure_flag): Update.
23798 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
23800 2016-04-17 Tom de Vries <tom@codesourcery.com>
23803 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
23804 backslash in label.
23806 2016-04-17 Tom de Vries <tom@codesourcery.com>
23808 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
23809 '{}<> ' as escape-for-record.
23811 2016-04-17 Tom de Vries <tom@codesourcery.com>
23813 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
23816 2016-04-17 Tom de Vries <tom@codesourcery.com>
23819 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
23820 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
23821 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
23822 * passes.c (finish_optimization_passes): Only call
23823 finish_graph_dump_file if dfi->graph_dump_initialized.
23824 (execute_function_dump, pass_init_dump_file): Use
23825 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
23827 2016-04-17 Tom de Vries <tom@codesourcery.com>
23829 PR tree-optimization/70256
23830 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
23831 (debug_varmap): New function.
23833 2016-04-17 Tom de Vries <tom@codesourcery.com>
23836 * passes.c (pass_manager::register_pass): Propagate pflags.
23838 2016-04-17 Tom de Vries <tom@codesourcery.com>
23841 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
23842 * passes.c (pass_manager::pass_manager): Declare and init p_start in
23843 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
23844 check if it's equal to p_start.
23845 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
23847 2016-04-15 Jan Hubicka <jh@suse.cz>
23850 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
23851 function does not bind to current def.
23852 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
23853 handle conservatively calls to functions that does not need to bind
23855 (check_call): Update call of worse_state.
23856 (ignore_edge_for_nothrow): Update.
23857 (ignore_edge_for_pure_const): Likewise.
23858 (propagate_pure_const): Update calls to worse_state.
23859 (skip_function_for_local_pure_const): Reformat comments.
23861 2016-04-15 Jan Hubicka <jh@suse.cz>
23864 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
23865 (cgraph_node::function_symbol): Likewise.
23866 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
23867 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
23868 (symtab_node::ultimate_alias_target): Add REF parameter.
23869 (symtab_node::binds_to_current_def_p): Declare.
23870 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
23871 (cgraph_node::function_symbol): Likewise.
23872 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
23873 (cgraph_node::get_availability): Likewise.
23874 (cgraph_edge::binds_to_current_def_p): New inline function.
23875 (varpool_node::get_availability): Add REF parameter.
23876 (varpool_node::ultimate_alias_target): Likewise.
23877 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
23878 (symtab_node::binds_to_current_def_p): Likewise.
23879 * varpool.c (varpool_node::get_availability): Likewise.
23881 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
23884 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
23885 Fix mode size check.
23887 2016-04-15 Jakub Jelinek <jakub@redhat.com>
23889 * BASE-VER: Set to 7.0.0.
23891 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
23893 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
23895 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23897 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
23898 architecture revisions.
23900 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
23902 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
23903 * config/i386/i386.c (ix86_using_red_zone): No longer static.
23904 * config/i386/i386.md (stack decrement to push peepholes): Guard
23905 with !x86_using_red_zone ().
23907 2016-04-15 Jakub Jelinek <jakub@redhat.com>
23910 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
23911 to dump_generic_node.
23912 (NIY): Pass also flags to do_niy.
23914 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
23916 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
23917 (simd_clone_vector_of_formal_parm_types)
23918 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
23919 (simd_clone_mangle, simd_clone_create)
23920 (simd_clone_adjust_return_type, create_tmp_simd_array)
23921 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
23922 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
23923 (ipa_simd_modify_function_body, simd_clone_linear_addend)
23924 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
23925 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
23926 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
23927 * omp-simd-clone.c: ... this new file.
23928 (simd_clone_vector_of_formal_parm_types): Make it static.
23929 * Makefile.in (OBJS): Add omp-simd-clone.o.
23931 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
23934 * config/i386/sse.md: Use proper memory operand modifiers.
23937 2016-04-15 Richard Biener <rguenther@suse.de>
23938 Alan Modra <amodra@gmail.com>
23940 PR tree-optimization/70130
23941 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
23942 when alignment stays not the same and no not use the realign
23945 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
23948 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23949 direct move handlers for KFmode. Change TFmode handlers test from
23950 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
23952 2016-04-14 Jakub Jelinek <jakub@redhat.com>
23955 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
23956 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
23957 (inlined_polymorphic_ctor_dtor_block_p): Use it.
23958 * tree-ssa-live.c (remove_unused_scope_block_p): When
23959 in_ctor_dtor_block, avoid discarding not just BLOCKs with
23960 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
23961 block_ultimate_origin is FUNCTION_DECL.
23962 (remove_unused_locals): If current_function_decl is
23963 polymorphic_ctor_dtor_p, pass initial true to
23964 remove_unused_scope_block_p' is_ctor_dtor_block.
23966 2016-04-14 Martin Sebor <msebor@redhat.com>
23971 * doc/extend.texi (Variable Length): Revert.
23973 2016-04-14 Marek Polacek <polacek@redhat.com>
23974 Jan Hubicka <hubicka@ucw.cz>
23977 * tree.c (verify_type): Disable the canonical type of main variant
23980 2016-04-14 Jason Merrill <jason@redhat.com>
23982 * cfgexpand.c, expr.c: Revert previous change.
23984 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
23986 PR middle-end/70643
23987 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
23988 when building a mem ref for the incoming reduction variable.
23990 2016-04-14 Richard Biener <rguenther@suse.de>
23992 PR tree-optimization/70614
23993 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
23994 loop if the evolution dropped to chrec_dont_know.
23995 (interpret_condition_phi): Likewise.
23997 2016-04-14 Richard Biener <rguenther@suse.de>
23999 PR tree-optimization/70623
24000 * tree-ssa-pre.c (changed_blocks): Make global ...
24001 (compute_antic): ... local here. Move and fix worklist
24002 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
24003 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
24004 worklist handling, dump when ANTIC_IN changed.
24005 (compute_partial_antic_aux): Remove worklist handling.
24006 (init_pre): Do not compute post dominators. Add a comment about
24007 the CFG order chosen.
24008 (fini_pre): Do not free post dominators.
24010 2016-04-13 Martin Sebor <msebor@redhat.com>
24015 * doc/extend.texi (Variable Length): Document C++ specifics.
24017 2016-04-13 Jakub Jelinek <jakub@redhat.com>
24020 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
24021 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
24022 eh edges have been purged.
24025 * tree-sra.c (create_access_replacement,
24026 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
24028 * tree-pretty-print.c (dump_fancy_name): New function.
24029 (dump_decl_name, dump_generic_node): Use it.
24031 2016-04-13 Jason Merrill <jason@redhat.com>
24033 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
24034 * expr.c (expand_expr_real_1): Likewise.
24036 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
24038 * config/i386/i386.md (kunpckhi): Swap operands.
24039 (kunpcksi): Likewise.
24040 (kunpckdi): Likewise.
24041 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
24042 (vec_pack_trunc_<mode>): Likewise.
24044 2016-04-13 Jakub Jelinek <jakub@redhat.com>
24047 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
24049 PR middle-end/70633
24050 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
24051 gimplification turns some element into non-constant.
24054 * rtl.h (convert_memory_address_addr_space_1): New prototype.
24055 * explow.c (convert_memory_address_addr_space_1): No longer static,
24056 add NO_EMIT argument and don't call convert_modes if true, pass
24057 it down recursively, remove break after return.
24058 (convert_memory_address_addr_space): Adjust caller.
24059 * simplify-rtx.c (simplify_unary_operation_1): Call
24060 convert_memory_address_addr_space_1 instead of convert_memory_address,
24061 if it returns NULL, don't simplify.
24063 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
24066 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
24068 2016-04-12 Jakub Jelinek <jakub@redhat.com>
24070 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
24071 Bump the upper SIMDLEN limits, so that if the return type or
24072 characteristic type if the return type is void can be passed in
24073 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
24076 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
24079 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
24080 Do not use "=" constraint on an input constraint.
24081 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
24082 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
24083 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
24084 generates (neg (abs ...)) instead of (abs ...).
24086 2016-04-12 Jakub Jelinek <jakub@redhat.com>
24088 PR rtl-optimization/70596
24089 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
24090 just invalidate LRA data and reset them. Adjust dump wording.
24092 2016-04-12 Martin Liska <mliska@suse.cz>
24095 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
24097 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
24099 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
24100 max_loop_iterations_int.
24101 (tree_unswitch_outer_loop): Likewise.
24102 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
24103 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
24105 2016-04-12 Tom de Vries <tom@codesourcery.com>
24107 PR tree-optimization/68756
24108 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
24109 instead of new_name.
24111 2016-04-12 Jakub Jelinek <jakub@redhat.com>
24113 PR tree-optimization/70602
24114 * tree-sra.c (generate_subtree_copies): Don't write anything into
24115 constant pool decls.
24117 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
24118 regardless whether there are depend clauses or not.
24120 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24123 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
24124 target attribute and pragma from changing the -mfloat128
24125 and -mfloat128-hardware options.
24127 * doc/extend.texi (Additional Floating Types): Document PowerPC
24128 __float128 restrictions.
24130 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
24133 * config/aarch64/driver-aarch64.c
24134 (aarch64_get_extension_string_for_isa_flags): New.
24135 (arch_extension): Rename to...
24136 (aarch64_arch_extension): ...This.
24137 (ext_to_feat_string): Rename to...
24138 (aarch64_extensions): ...This.
24139 (aarch64_core_data): Keep track of architecture extension flags.
24140 (cpu_data): Rename to...
24141 (aarch64_cpu_data): ...This.
24142 (aarch64_arch_driver_info): Keep track of architecture extension
24144 (get_arch_name_from_id): Rename to...
24145 (get_arch_from_id): ...This, change return type.
24146 (host_detect_local_cpu): Update and reformat for renames, handle
24147 extensions through common infrastructure.
24149 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
24152 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
24153 track of a canonical flag name.
24154 (all_extensions): Likewise.
24155 (arch_to_arch_name): Also track extension flags enabled by the arch.
24156 (all_architectures): Likewise.
24157 (aarch64_parse_extension): Move to here.
24158 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
24160 (aarch64_rewrite_selected_cpu): Update for above change.
24161 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
24162 are handled, such that the single explicit value enabled by an
24163 extension is kept seperate from the implicit values it also enables.
24164 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
24166 (aarch64_parse_extension): New.
24167 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
24168 here to config/aarch64/aarch64-protos.h.
24169 (aarch64_parse_extension): Move from here to
24170 common/config/aarch64/aarch64-common.c.
24171 (aarch64_option_print): Update.
24172 (aarch64_declare_function_name): Likewise.
24173 (aarch64_start_file): Likewise.
24174 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
24175 the canonical flag for extensions.
24176 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
24179 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
24181 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
24184 2016-04-09 Tom de Vries <tom@codesourcery.com>
24186 PR tree-optimization/68953
24187 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
24188 first to last subscript.
24190 2016-04-09 Jakub Jelinek <jakub@redhat.com>
24192 PR tree-optimization/70586
24193 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
24196 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
24200 PR tree-optimization/70373
24201 PR middle-end/70533
24202 PR middle-end/70534
24203 PR middle-end/70535
24204 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
24205 clauses for acc parallel reductions as necessary. Error on those
24207 * omp-low.c (scan_sharing_clauses): Don't install variables which
24208 are used in acc parallel reductions.
24209 (lower_rec_input_clauses): Remove dead code.
24210 (lower_oacc_reductions): Add support for reference reductions.
24211 (lower_reduction_clauses): Remove dead code.
24212 (lower_omp_target): Don't remap variables appearing in acc parallel
24214 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
24216 2016-04-08 Jakub Jelinek <jakub@redhat.com>
24218 PR middle-end/70593
24219 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
24220 with multiple SSA_NAME defs, force the outputs other than first
24221 to be live before calling live_track_process_def on each output.
24223 PR rtl-optimization/70574
24224 * fwprop.c (forward_propagate_and_simplify): Don't add
24225 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
24226 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
24227 paradoxical subregs within *loc.
24229 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
24231 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
24232 -ftree-parallelize-loops={0,1}.
24233 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
24234 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
24235 * config/ia64/hpux.h (LIB_SPEC): Likewise.
24236 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
24237 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
24239 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
24242 * asan.c (instrument_derefs): If we get unknown location, extract it
24243 with EXPR_LOCATION.
24244 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
24246 2016-04-08 Tom de Vries <tom@codesourcery.com>
24248 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
24249 implicit firstprivate clause.
24251 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24254 * config/arm/thumb2.md (tst + branch-> lsls + branch
24255 peephole below *orsi_not_shiftsi_si): Require that condition
24256 register is dead after the peephole.
24257 (second peephole after the above): Likewise.
24259 2016-04-08 Alan Modra <amodra@gmail.com>
24262 * builtins.c (fold_builtin_classify): For IBM extended precision,
24263 look at just the high-order double to test for NaN.
24264 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
24265 test just the high double for Inf but both doubles for subnormal
24268 2016-04-07 Jakub Jelinek <jakub@redhat.com>
24270 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
24271 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
24272 node->simdclone->mask_mode != VOIDmode masks.
24273 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
24274 earlier, use it instead of node->simdclone.
24275 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
24276 Set clonei->mask_mode.
24278 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
24281 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
24282 Pass it through to cp_parser_already_scoped_statement.
24283 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
24284 it through to cp_parser_statement.
24285 (cp_parser_statement): Pass IF_P through to
24286 cp_parser_iteration_statement.
24287 (cp_parser_pragma): Adjust call to
24288 cp_parser_iteration_statement.
24290 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
24293 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
24294 resolve a future -Wparentheses warning.
24295 * omp-low.c (scan_sharing_clauses): Likewise.
24296 * tree-parloops.c (eliminate_local_variables): Likewise.
24298 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
24300 PR rtl-optimization/70398
24301 * lra-constraints.c (process_address_1): Check zero scale and code
24302 for reloading with zero scale.
24304 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
24306 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
24307 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
24309 2016-04-06 Jakub Jelinek <jakub@redhat.com>
24311 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
24312 Add support for AVX512F clones, include them by default for
24313 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
24314 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
24317 PR middle-end/70550
24318 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
24319 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
24320 firstprivate clauses.
24321 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
24322 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
24323 (lower_omp_target): Set TREE_NO_WARNING for
24324 non-addressable possibly uninitialized vars which are copied into
24325 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
24327 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
24329 * config/pa/predicates.md (integer_store_memory_operand): Accept
24330 REG+D operands with a large offset when reload_in_progress is true.
24331 (floating_point_store_memory_operand): Likewise.
24333 2016-04-05 Jakub Jelinek <jakub@redhat.com>
24336 * match.pd (nested int casts): Limit to GIMPLE.
24338 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
24341 * ipa-devirt.c (maybe_record_node): Fix comment; use
24342 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
24344 2016-04-05 Jakub Jelinek <jakub@redhat.com>
24346 PR rtl-optimization/70542
24347 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
24348 if there are any uses other than insn or debug insns.
24350 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
24351 Jakub Jelinek <jakub@redhat.com>
24353 PR tree-optimization/70509
24354 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
24355 Shift HOST_WIDE_INT_1U instead of 1.
24357 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
24359 PR tree-optimization/70509
24360 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
24361 of the vector base type for index.
24363 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
24366 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
24368 2016-04-05 Richard Biener <rguenther@suse.de>
24370 PR tree-optimization/70526
24371 * tree-sra.c (build_ref_for_offset): Use prev_base to
24372 extract the alias pointer type.
24374 2016-04-05 Richard Biener <rguenther@suse.de>
24376 * dse.c (struct store_info): Remove alias_set member.
24377 (struct read_info_type): Likewise.
24378 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
24379 spill_deleted, clear_alias_set_lookup): Remove.
24380 (get_group_info): Remove dead base == NULL_RTX case.
24381 (dse_step0): Remove initialization of removed variables.
24382 (delete_dead_store_insn): Reomve alias set dumping.
24383 (free_read_records): Remove alias_set handling.
24384 (canon_address): Remove alias_set_out parameter.
24385 (record_store): Remove spill_alias_set, it's always zero.
24386 (check_mem_read_rtx): Likewise.
24387 (dse_step2): Rename from ...
24388 (dse_step2_nospill): ... this. Adjust.
24389 (scan_stores): Rename from ...
24390 (scan_stores_nospill): ... this.
24391 (scan_reads): Rename from ...
24392 (scan_reads_nospill): ... this.
24393 (scan_stores_spill, scan_reads_spill): Remove.
24394 (dse_step3_scan): Remove for_spills argument which is always false.
24395 (dse_step3): Likewise.
24396 (dse_step5): Rename from ...
24397 (dse_step5_nospill): ... this. Remove alias_set handling.
24398 (rest_of_handle_dse): Adjust.
24400 2016-04-05 Jakub Jelinek <jakub@redhat.com>
24403 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
24404 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
24405 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
24406 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
24408 2016-04-05 Richard Biener <rguenther@suse.de>
24410 PR middle-end/70499
24411 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
24412 non-register type temporaries into SSA.
24414 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
24417 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
24418 calls when sanitizing.
24419 (possible_polymorphic_call_target_p): Fix formatting.
24421 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24422 Jakub Jelinek <jakub@redhat.com>
24424 PR middle-end/70457
24425 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
24426 to ensure a call statement is compatible with a built-in's
24428 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
24431 2016-04-04 Richard Biener <rguenther@suse.de>
24433 PR rtl-optimization/70484
24434 * rtl.h (canon_output_dependence): Declare.
24435 * alias.c (canon_output_dependence): New function.
24436 * dse.c (record_store): Use canon_output_dependence rather
24437 than canon_true_dependence.
24439 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
24442 * cgraph.h (symtab_node::copy_visibility_from): New function.
24443 * symtab.c (symtab_node::copy_visibility_from): New function.
24444 * ipa-visibility.c (optimize_weakref): New function.
24445 (function_and_variable_visibility): Use it.
24447 2016-04-04 Martin Liska <mliska@suse.cz>
24450 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
24451 value that is really in range handled by SBR instruction.
24452 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
24453 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
24454 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
24456 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
24460 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
24461 set, but not for SP_REG operands.
24463 2016-04-02 Martin Sebor <msebor@redhat.com>
24466 * fold-const.c (maybe_nonzero_address): New function.
24467 (fold_comparison): Call it. Fold equality and relational
24468 expressions involving null pointers.
24469 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
24471 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
24473 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
24474 the "Y" constraint (scalar FP 0.0 immediate).
24476 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
24477 Add the "const_double" to the list of operand constraints.
24479 2016-04-01 Jakub Jelinek <jakub@redhat.com>
24481 PR rtl-optimization/70467
24482 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
24483 If low word of the last operand is 0, just emit addition/subtraction
24486 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24489 * config/s390/s390.c (s390_expand_insv): Check for everything
24490 constant instead of just VOIDmode stuff.
24492 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24495 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
24497 2016-04-01 Nathan Sidwell <nathan@acm.org>
24499 * tree.def (TRY_CATCH_EXPR): Correct documentation.
24501 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
24503 PR rtl-optimization/70461
24504 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
24507 2016-03-31 Martin Liska <mliska@suse.cz>
24510 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
24511 a tree value or an immediate integer value to a buffer
24512 that is eventually copied to a BRIG section.
24513 (emit_immediate_operand): Call the function here.
24514 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
24515 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
24516 of class' fields that are removed.
24517 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
24518 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
24519 m_brig_repr_size fields.
24521 2016-03-31 Martin Liska <mliska@suse.cz>
24524 * hsa-gen.c (hsa_function_representation::update_dominance): New
24526 (convert_addr_to_flat_segment): Likewise.
24527 (gen_hsa_memory_set): New alignment argument.
24528 (gen_hsa_ctor_assignment): Likewise.
24529 (gen_hsa_insns_for_single_assignment): Provide alignment
24530 to gen_hsa_ctor_assignment.
24531 (gen_hsa_insns_for_direct_call): Add new argument.
24532 (expand_lhs_of_string_op): New function.
24533 (expand_string_operation_builtin): Likewise.
24534 (expand_memory_copy): New function.
24535 (expand_memory_set): New function.
24536 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
24537 (convert_switch_statements): Change signature.
24538 (generate_hsa): Use a return value of the function.
24539 (pass_gen_hsail::execute): Do not call
24540 convert_switch_statements here.
24541 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
24542 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
24543 (hsa_function_representation::update_dominance): New function.
24545 2016-03-31 Martin Liska <mliska@suse.cz>
24548 * hsa-brig.c (emit_directive_variable): Emit alignment
24549 according to hsa_symbol::m_align.
24550 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
24551 (dump_hsa_symbol): Dump alignment of HSA symbols.
24552 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
24553 (gen_hsa_addr_with_align): New function.
24554 (hsa_bitmemref_alignment): Use newly added function.
24555 (gen_hsa_insns_for_load): Likewise.
24556 (gen_hsa_insns_for_store): Likewise.
24557 (gen_hsa_memory_copy): New argument added.
24558 (gen_hsa_insns_for_single_assignment): Respect
24559 alignment for assignments processed via gen_hsa_memory_copy.
24560 (gen_hsa_insns_for_direct_call): Likewise.
24561 (gen_hsa_insns_for_return): Likewise.
24562 (gen_function_def_parameters): Set default alignment.
24563 * hsa.c (hsa_object_alignment): New function.
24564 (hsa_byte_alignment): Pasted function.
24565 * hsa.h (hsa_symbol::m_align): New field.
24567 2016-03-31 Bin Cheng <bin.cheng@arm.com>
24569 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
24570 scratch field for goto case.
24572 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
24574 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
24576 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
24579 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
24580 (scalar_chain::convert_insn): Call convert_op for reg
24581 moves to handle undefined registers.
24583 2016-03-31 Nathan Sidwell <nathan@acm.org>
24586 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
24587 Assert we don't want to move backwards.
24589 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
24592 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
24594 2016-03-31 Jakub Jelinek <jakub@redhat.com>
24596 PR rtl-optimization/70460
24597 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
24598 with operand from REG_LABEL_OPERAND, instead substitute
24599 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
24600 Don't do anything for REG_NON_LOCAL_GOTO jumps.
24602 2016-03-31 Martin Liska <mliska@suse.cz>
24604 * passes.c (execute_one_pass): Do not call
24605 todo_after for a discarded function.
24607 2016-03-31 Bin Cheng <bin.cheng@arm.com>
24609 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
24610 (no_cost, infinite_cost): Initialize the new field.
24611 (get_computation_cost_at): Record setup cost.
24612 (determine_use_iv_cost_address): Skip cost computation for sub
24613 uses if we can estimate it without losing accuracy.
24615 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
24617 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
24619 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
24620 max_loop_iterations_int.
24621 (tree_unswitch_outer_loop): Likewise.
24622 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
24623 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
24625 2016-03-30 Richard Biener <rguenther@suse.de>
24627 PR middle-end/70450
24628 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
24630 2016-03-30 Jakub Jelinek <jakub@redhat.com>
24633 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
24634 in gen_blendm expander.
24636 2016-03-30 Nick Clifton <nickc@redhat.com>
24639 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
24640 case where we are already provided with an SImode SUBREG.
24642 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
24645 * config/i386/i386.c (ix86_expand_epilogue): Properly check
24646 conflict between DRAP register and __builtin_eh_return.
24648 2016-03-30 Michael Matz <matz@suse.de>
24649 Richard Biener <rguenther@suse.de>
24652 * ipa-polymorphic-call.c (struct type_change_info): Change
24653 speculative to an unsigned allowing to limit the work we do.
24654 (csftc_abort_walking_p): New inline function..
24655 (check_stmt_for_type_change): Limit the number of may-defs
24656 skipped for speculative devirtualization to
24657 max-speculative-devirt-maydefs.
24658 * params.def (max-speculative-devirt-maydefs): New param.
24659 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
24661 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
24664 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
24667 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
24669 PR tree-optimization/59124
24670 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
24671 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
24673 2016-03-29 Jeff Law <law@redhat.com>
24675 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
24677 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24679 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
24682 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
24684 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
24685 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
24686 gcrt0.o if linking dynamically.
24688 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24691 * ipa-devirt.c (methods_equal_p): New function.
24692 (compare_virtual_tables): Use it.
24693 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
24694 * cgraphclones.c (clone_function_name_1): Use
24695 symbol_table::symbol_suffix_separator.
24696 * coverage.c (build_var): Likewise.
24697 * symtab.c (symbol_table::symbol_suffix_separator): New.
24699 2016-03-29 Jakub Jelinek <jakub@redhat.com>
24701 PR rtl-optimization/70429
24702 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
24703 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
24704 mode != result_mode.
24707 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
24709 PR tree-optimization/70405
24710 * ssa-iterators.h (num_imm_uses): Add missing braces.
24712 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
24714 PR rtl-optimization/68695
24715 * ira-color.c (allocno_copy_cost_saving): New.
24716 (improve_allocation): Use it.
24718 2016-03-29 Richard Henderson <rth@redhat.com>
24720 PR middle-end/70355
24721 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
24723 2016-03-29 Richard Biener <rguenther@suse.de>
24725 PR middle-end/70424
24726 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
24727 use alignment returned by get_pointer_alignment_1 if it is
24728 bigger than BITS_PER_UNIT.
24729 * builtins.c (get_pointer_alignment_1): Do not return true
24730 for alignment extracted from SSA info.
24732 2016-03-28 James Bowman <james.bowman@ftdichip.com>
24734 * config/ft32/ft32.opt (mnodiv): New.
24735 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
24736 * doc/invoke.texi (FT32 Options -mnodiv): New.
24738 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
24741 * config/i386/i386.md (define_split, andn): Fix modes.
24743 2016-03-26 Richard Biener <rguenther@suse.de>
24744 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
24747 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
24749 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
24750 as 2nd argument to cl_optimization_restore().
24752 2016-03-25 Richard Henderson <rth@redhat.com>
24755 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
24756 * config/aarch64/aarch64-protos.h: Declare it.
24757 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
24759 2016-03-25 Alan Modra <amodra@gmail.com>
24762 * config/rs6000/constraints.md (j): Simplify.
24763 * config/rs6000/predicates.md (easy_fp_constant): Exclude
24765 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
24766 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
24767 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
24768 in all constraint alternatives.
24769 (movtd_64bit_nodm): Delete "j" constraint alternative.
24771 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
24773 * tree-ssa-propagate.c: Enhance docs for
24774 SSA_PROP_NOT_INTERESTING.
24776 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
24778 * doc/extend.texi: Fix typo in documentation to pure attribute.
24780 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
24783 * config/pa/pa.md (bswapdi2): Use a scratch register.
24785 2016-03-24 Richard Henderson <rth@redhat.com>
24787 PR middle-end/69845
24788 * fold-const.c (extract_muldiv_1): Correct test for multiplication
24791 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
24793 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
24794 using ix86_expand_binary_operator instead of gen_andsi3.
24796 2016-03-24 Richard Biener <rguenther@suse.de>
24798 PR tree-optimization/70396
24799 * tree-vect-stmts.c (vectorizable_comparison): Use
24800 get_vectype_for_scalar_type.
24802 2016-03-24 Richard Biener <rguenther@suse.de>
24804 PR middle-end/70370
24805 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
24806 with register bases.
24808 2016-03-24 Richard Biener <rguenther@suse.de>
24810 PR tree-optimization/70372
24811 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
24812 build_all_ones_cst to also handle vector types correctly.
24814 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
24817 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
24820 2016-03-23 Marek Polacek <polacek@redhat.com>
24823 * doc/invoke.texi: Document -Wignored-attributes.
24825 2016-03-23 Bin Cheng <bin.cheng@arm.com>
24827 PR tree-optimization/69042
24828 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
24829 parameter from 30 to 40.
24831 2016-03-23 Bin Cheng <bin.cheng@arm.com>
24833 PR tree-optimization/69042
24834 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
24835 for use with constant offset stripped in base.
24837 2016-03-23 Richard Biener <rguenther@suse.de>
24839 PR middle-end/70251
24840 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
24841 mode compatibility check.
24842 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
24844 2016-03-23 Jeff Law <law@redhat.com>
24846 PR tree-optimization/64058
24847 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
24849 (struct ssa_conflicts): Move up earlier in the file.
24850 (conflicts_, var_map_): New static variables.
24851 (initialize_conflict_count): New function to initialize the
24852 CONFLICT_COUNT field for each conflict pair.
24853 (compare_pairs): Lazily initialize the conflict count and use it
24854 as the first tie-breaker.
24855 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
24856 and wipe conflicts_ and map_ around the call to qsort. Remove
24857 special case for 2 coalesce pairs.
24858 * bitmap.c (bitmap_count_unique_bits): New function.
24859 (bitmap_count_bits_in_word): New function, extracted from
24861 (bitmap_count_bits): Use bitmap_count_bits_in_word.
24862 * bitmap.h (bitmap_count_unique_bits): Declare it.
24864 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
24867 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
24868 transparent alias chain for decl assembler name.
24869 * config/sol2.c (solaris_assemble_visibility): Likewise.
24871 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24873 * config/arm/arm1020e.md (1020call_op): Reduce reservation
24875 (v10_fdivs): Likewise.
24876 (v10_fdivd): Likewise.
24878 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24881 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
24882 to not call fclose twice on file.
24884 2016-03-23 Jakub Jelinek <jakub@redhat.com>
24886 PR tree-optimization/70354
24887 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
24888 oprnd0 is wider than oprnd1 and there is a cast from the wider
24889 type to oprnd1, mask it with the mask of the narrower type.
24892 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
24893 Optimize TARGET_STV splitters, if high or low word of last argument
24896 2016-03-22 Jeff Law <law@redhat.com>
24899 tree-ssa-threadbackward.c
24900 (fsm_find_control_statement_thread_paths): Correctly distinguish
24901 between old style jump threads vs FSM jump threads.
24903 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
24906 * config/i386/i386.c (scalar_chain::convert_op): Support
24907 uninitialized register usage case.
24909 2016-03-22 Richard Biener <rguenther@suse.de>
24911 PR middle-end/70251
24912 * genmatch.c (gen_transform): Adjust last parameter to a three-state
24914 (capture::gen_transform): ... to change behavior when substituting
24915 a condition into cond or not-cond expr context.
24916 (dt_simplify::gen_1): Adjust.
24917 * gimple-match-head.c: Include gimplify.h for unshare_expr.
24918 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
24919 last change and instead change to
24920 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
24921 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
24923 2016-03-22 Anthony Green <green@moxielogic.com>
24925 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
24926 issue for moxiebox targets.
24927 (CC1PLUS_SPEC): Ditto.
24929 2016-03-22 Richard Biener <rguenther@suse.de>
24931 PR middle-end/70333
24932 * fold-const.c (extract_muldiv_1): Properly perform multiplication
24935 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
24937 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
24939 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
24942 * config/i386/i386.c (def_builtin): Handle
24943 OPTION_MASK_ISA_AVX512VL to be and-ed with other
24945 (const struct builtin_description bdesc_special_args[]):
24946 Remove duplicate ISA bits.
24948 2016-03-22 Jakub Jelinek <jakub@redhat.com>
24951 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
24952 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
24953 in a way that works also for AVX512BW.
24956 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
24957 instead of source if operands[1] is xmm16 and above and
24958 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
24959 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
24962 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
24963 on assign if (*from_p) is a comparison, set it to
24964 TREE_NO_WARNING (*from_p).
24966 2016-03-21 Jakub Jelinek <jakub@redhat.com>
24968 PR middle-end/70326
24969 * lra.c (restore_scratches): Ignore deleted insns.
24971 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
24972 Jakub Jelinek <jakub@redhat.com>
24974 PR tree-optimization/70317
24975 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
24978 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
24981 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
24982 of ix86_expand_move.
24984 (movti): Use general_operand for operand 1 predicate.
24986 2016-03-21 Martin Liska <mliska@suse.cz>
24988 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
24990 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
24992 2016-03-21 Martin Liska <mliska@suse.cz>
24995 * ipa-icf.c (sem_function::parse): Skip static
24996 constructors and destructors.
24998 2016-03-21 Jakub Jelinek <jakub@redhat.com>
25001 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
25002 function-like macro, peek following token(s) if it is followed
25003 by CPP_OPEN_PAREN token with optional padding in between, and
25004 if not, don't treat it like a macro.
25006 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
25007 Alexander Monakov <amonakov@ispras.ru>
25009 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
25010 for the stabs debug format.
25012 2016-03-21 Richard Biener <rguenther@suse.de>
25014 PR tree-optimization/70310
25015 * tree-vect-generic.c (expand_vector_condition): Fold the built
25018 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
25021 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
25022 Block third alternative for AVX-512VL target,
25024 2016-03-21 Martin Liska <mliska@suse.cz>
25027 * hsa-brig.c (emit_function_directives): Mark unemitted
25028 global variables for emission.
25029 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
25030 (get_symbol_for_decl): Likewise.
25031 * hsa.h (struct hsa_symbol): New flag.
25033 2016-03-21 Richard Biener <rguenther@suse.de>
25035 PR tree-optimization/70288
25036 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
25037 we do not estimate unsimplified all-constant conditionals or
25038 switches as optimized away.
25040 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
25042 PR rtl-optimization/69102
25043 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
25044 when we have a readonly dependency context.
25046 2016-03-18 Jeff Law <law@redhat.com>
25048 PR rtl-optimization/70263
25049 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
25050 (update_equiv_regs): When trying to move a store to after the insn
25051 that sets the source of the store, make sure the store occurs after
25052 the insn that sets the source of the store. When successful note
25053 the REG_EQUIV note created in the dump file.
25055 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
25056 Bernd Schmidt <bschmidt@redhat.com>
25058 * doc/extend.texi: Document more potential problems with basic asms.
25060 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
25062 PR rtl-optimization/70278
25063 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
25066 2016-03-18 Jason Merrill <jason@redhat.com>
25068 * calls.c (load_register_parameters): Fix zero size sibcall logic.
25070 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
25072 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
25073 values to 128b regs.
25075 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
25077 PR tree-optimization/70252
25078 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
25079 boolean vector has a proper number of elements.
25080 (supportable_narrowing_operation): Likewise.
25082 2016-03-18 Tom de Vries <tom@codesourcery.com>
25085 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
25087 2016-03-18 Jakub Jelinek <jakub@redhat.com>
25089 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
25090 instead of replace_rtx for DEBUG_INSNs.
25092 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
25094 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
25095 load type reservations.
25097 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
25100 * config/pa/constraints.md: Revert 2015-02-13 change. Use
25101 define_constraint for "Q" and "T" constraints.
25103 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
25105 Tweak the pipeline model for Exynos M1
25107 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
25110 2016-03-17 David Malcolm <dmalcolm@redhat.com>
25113 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
25114 where one or both locations aren't within a line_map.
25116 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
25119 * opts.c (finish_options): Don't set flag_pie to the default if
25120 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
25123 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
25125 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
25126 true as ALL_REGS argument to replace_rtx.
25128 2016-03-17 Richard Biener <rguenther@suse.de>
25131 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
25134 2016-03-17 Jakub Jelinek <jakub@redhat.com>
25137 * rtl.h (replace_rtx): Add ALL_REGS argument.
25138 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
25139 equality and assert mode is the same, instead of just rtx pointer
25141 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
25142 true as ALL_REGS argument to replace_rtx.
25144 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
25146 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
25147 for boolean vector with vector mode only.
25148 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
25150 2016-03-17 Nick Clifton <nickc@redhat.com>
25153 * config/rx/rx.c (rx_print_integer): Print negative constants in
25156 2016-03-17 Jakub Jelinek <jakub@redhat.com>
25159 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
25161 2016-03-16 Richard Henderson <rth@redhat.com>
25162 Richard Biener <rguenth@suse.de>
25164 PR middle-end/70240
25165 PR middle-end/68215
25167 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
25168 first operand as is_gimple_condexpr.
25170 PR middle-end/70240
25171 PR middle-end/68215
25173 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
25174 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
25175 Do not gimplify the result.
25176 (do_unop): Adjust call to tree_vec_extract.
25177 (do_binop): Likewise.
25178 (do_compare): Likewise.
25179 (do_plus_minus): Likewise.
25180 (do_negate): Likewise.
25181 (expand_vector_condition): Likewise.
25182 (do_cond): Likewise.
25184 2016-03-16 Richard Henderson <rth@redhat.com>
25187 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
25188 (aarch64_classify_address): Use it.
25189 (aarch64_legitimize_address): Force all subexpressions of PLUS
25190 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
25192 2016-03-16 Jakub Jelinek <jakub@redhat.com>
25193 Richard Biener <rguenth@suse.de>
25196 * rtlanal.c (replace_rtx): For REG, if from is a REG,
25197 return to even if only REGNO is equal, and assert
25200 2016-03-11 Jeff Law <law@redhat.com>
25202 PR rtl-optimization/70224
25203 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
25205 2016-03-16 Richard Henderson <rth@redhat.com>
25207 PR middle-end/70199
25208 * function.h (struct function): Add has_forced_label_in_static.
25209 * gimplify.c (force_labels_r): Set it.
25210 * lto-streamer-in.c (input_struct_function_base): Read it.
25211 * lto-streamer-out.c (output_struct_function_base): Write it.
25212 * tree-inline.c (has_label_address_in_static_1): Remove.
25213 (copy_forbidden): Remove fndecl parameter; test
25214 has_forced_label_in_static.
25215 (inline_forbidden_p): Update call to copy_forbidden.
25216 (tree_versionable_function_p): Likewise.
25217 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
25218 (chkp_versioning): Likewise.
25219 * tree-inline.h (copy_forbidden): Update decl.
25221 2016-03-16 Marek Polacek <polacek@redhat.com>
25224 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
25225 function being thunked if the result type doesn't have fixed size.
25226 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
25227 doesn't have fixed size.
25229 2016-03-16 Bin Cheng <bin.cheng@arm.com>
25231 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
25232 reporting malformed loop nest.
25234 2016-03-16 Tom de Vries <tom@codesourcery.com>
25237 * ipa-devirt.c (possible_polymorphic_call_targets): Move
25238 nodes.length () == 1 test to before first nodes[0] access.
25240 2016-03-16 Tom de Vries <tom@codesourcery.com>
25242 PR tree-optimization/68715
25243 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
25244 single_pred_p test.
25246 2016-03-16 Tom de Vries <tom@codesourcery.com>
25248 PR tree-optimization/68809
25249 * graphite-scop-detection.c (same_close_phi_node): Test if result types
25252 2016-03-16 Carlos O'Donell <carlos@redhat.com>
25253 Sandra Loosemore <sandra@codesourcery.com>
25255 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
25256 on leaf attribute. Mention ELF interposition problems.
25258 2016-03-16 Alan Modra <amodra@gmail.com>
25260 PR rtl-optimization/69195
25261 PR rtl-optimization/47992
25262 * ira.c (indirect_jump_optimize): Ignore artificial defs.
25265 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
25268 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
25270 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
25272 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
25274 2016-03-15 Jakub Jelinek <jakub@redhat.com>
25276 PR rtl-optimization/70222
25277 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
25278 optimization if mode is different from result_mode, queue up masking
25279 of the result in outer_op. Formatting fix.
25281 PR middle-end/70239
25282 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
25285 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
25287 PR rtl-optimization/69032
25288 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
25289 looping backwards over basic block insns.
25291 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
25294 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
25295 to non-speculative when propagating trap bits.
25297 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
25299 PR rtl-optimization/63384
25300 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
25301 DEBUG_INSN_P insns.
25303 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
25306 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
25307 factored out from ...
25308 (sched_analyze_insn): ... here.
25309 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
25310 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
25311 get_implicit_reg_pending_clobbers in it.
25312 (setup_id_reg_sets): Use setup_id_implicit_regs.
25313 (deps_init_id): Ditto.
25315 2016-03-15 Tom de Vries <tom@codesourcery.com>
25318 * cgraph.c (cgraph_node::get_body): Save, reset and restore
25320 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
25321 execute_function_dump.
25322 (execute_one_pass): Don't dump function if it will be dumped after ipa
25325 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
25327 * genrecog.c (match_pattern_2): If pred is NULL don't call
25328 safe_predicate_mode on it.
25330 2016-03-14 Jakub Jelinek <jakub@redhat.com>
25332 PR middle-end/70219
25333 * lra-constraints.c (delete_move_and_clobber): Change assertion
25334 to also allow dregno == 0.
25336 2016-03-14 Richard Henderson <rth@redhat.com>
25339 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
25340 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
25341 (reassociate_bb): Use optimize_vec_cond_expr; avoid
25342 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
25345 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
25348 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
25350 (lra_create_live_ranges_1): initialize hard register biggest_mode to
25352 * lra-constraints.c (split_reg): For hard regs, try to find the
25353 biggest single-register mode used in the function.
25355 2016-03-14 Richard Biener <rguenther@suse.de>
25357 PR tree-optimization/56365
25358 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
25359 constants to compare against.
25361 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
25364 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
25365 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
25366 (define_split for the GPR case): Use int_reg_operand instead of
25367 gpc_reg_operand for the output.
25369 2016-03-14 Tom de Vries <tom@codesourcery.com>
25371 PR tree-optimization/70045
25372 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
25373 create_empty_if_region_on_edge argument.
25375 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
25377 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
25378 (STACK_CHECK_PROTECT): Likewise.
25379 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
25380 (STACK_CHECK_PROTECT): Likewise.
25381 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
25382 (STACK_CHECK_PROTECT): Likewise.
25383 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
25384 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
25385 (STACK_CHECK_PROTECT): Likewise.
25387 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
25389 PR rtl-optimization/69307
25390 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
25391 registers in modes that span more than one register.
25393 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
25396 * lra-constraints.c (delete_move_and_clobber): New.
25397 (remove_inheritance_pseudos): Use it.
25399 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
25402 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
25403 the libcall is LCT_THROW.
25404 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
25405 for the checking routine.
25407 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
25410 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
25411 optimization if we have direct move.
25412 (roundu32<mode>2_fprs): Likewise.
25414 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
25417 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
25419 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
25420 Arguments swapped. All callers changed. Take reg_renumber into
25421 account, and Calculate and compare register ranges for hard regs.
25423 2016-03-11 Jeff Law <law@redhat.com>
25425 PR tree-optimization/70190
25426 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25427 Handle cases where we can not extract the taken edge, even though we
25428 found a constant value.
25430 PR tree-optimization/64058
25431 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
25432 (num_coalesce_pairs): Move up earlier in file.
25433 (find_coalesce_pair): Initialize the INDEX field for each pair
25435 (compare_pairs): No longer sort on the elements in each pair.
25436 Instead break ties with the index of the coalesce pair.
25438 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25441 * config/aarch64/aarch64-protos.h
25442 (aarch64_save_restore_target_globals): New prototype.
25443 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
25444 Call the above when popping pragma.
25445 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
25447 (aarch64_set_current_function): Rewrite using the above.
25449 2016-03-11 Jakub Jelinek <jakub@redhat.com>
25451 PR tree-optimization/70177
25452 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
25453 (extract_ops_from_tree): ... this. In the 2 argument
25454 overload remove _1 suffix.
25455 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
25456 (extract_ops_from_tree): ... this.
25457 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
25459 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
25460 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
25461 extract_ops_from_tree instead of 2 operand one.
25463 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
25465 PR tree-optimization/70013
25466 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
25467 for constant-pool entries.
25469 2016-03-11 Jakub Jelinek <jakub@redhat.com>
25471 PR rtl-optimization/70174
25472 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
25473 followed by gen_lowpart on force_reg instead of just gen_lowpart.
25475 PR tree-optimization/70169
25476 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
25477 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
25480 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
25481 Jakub Jelinek <jakub@redhat.com>
25484 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
25485 of uninitialized values.
25487 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25489 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
25491 ("*trunctddd2"): New pattern definition.
25492 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
25495 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25497 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
25498 definitions for BFP and DFP rounding modes.
25499 ("fixuns_truncdddi2", "fixuns_trunctddi2")
25500 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
25501 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
25502 ("fix_trunctf<mode>2"): Use the new constants instead of magic
25505 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25507 * config/s390/constraints.md: Adjust comment.
25508 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
25509 s390_decompose_addrstyle_without_index.
25510 * config/s390/predicates.md (shift_count_or_setmem_operand):
25511 Rename to setmem_operand.
25512 * config/s390/s390-protos.h
25513 (s390_decompose_shift_count): Rename to
25514 s390_decompose_addrstyle_without_index.
25515 * config/s390/s390.c (s390_decompose_shift_count)
25516 (s390_mem_constraint, print_shift_count_operand)
25517 (print_operand_address, print_operand): Rename
25518 s390_decompose_shift_count to
25519 s390_decompose_addrstyle_without_index and rename
25520 print_shift_count_operand to print_addrstyle_operand troughout the
25522 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
25523 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
25524 Rename shift_count_or_setmem_operand to setmem_operand.
25525 * config/s390/vx-builtins.md ("vec_insert<mode>")
25526 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
25529 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25532 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
25533 Handle overlapping retval and newval.
25535 2016-03-10 Nick Clifton <nickc@redhat.com>
25538 * config/aarch64/aarch64.c
25539 (aarch64_override_options_after_change_1): When forcing
25540 flag_omit_frame_pointer to be true, use a special value that can
25541 be detected if this function is called again, thus preventing
25542 flag_omit_leaf_frame_pointer from being forced to be false.
25544 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25546 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
25547 Set x_flag_omit_leaf_frame_pointer when handling
25548 -momit-leaf-frame-pointer.
25550 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25553 * cgraph.c (cgraph_node::dump): Dump split_part and
25554 indirect_call_target.
25555 * cgraph.h (cgraph_node): Add indirect_call_target flag.
25556 * ipa.c (has_addr_references_p): Cleanup.
25557 (is_indirect_call_target_p): New.
25558 (walk_polymorphic_call_targets): Do not mark virtuals that may be
25559 called indirectly as local.
25560 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
25562 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25565 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
25566 on cxa_pure_virtual.
25568 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25571 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
25573 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
25576 * tree.c (need_assembler_name_p): Only record main variant type names.
25578 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
25581 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
25582 Always define to 0 or 1.
25583 (TARGET_FIX_ERR_A53_843419): New macro.
25584 * config/aarch64/aarch64-elf-raw.h
25585 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
25586 * config/aarch64/aarch64-linux.h: Likewise.
25587 * config/aarch64/aarch64.c
25588 (aarch64_override_options_after_change_1): Do not default
25589 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
25591 (aarch64_attributes): Handle fix-cortex-a53-843419.
25592 (aarch64_can_inline_p): Likewise.
25593 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
25595 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
25596 Jakub Jelinek <jakub@redhat.com>
25598 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
25599 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
25600 DECL_COMMONS if flag_unconstrained_commons is set.
25601 * tree-dfa.c (get_ref_base_and_extent): Likewise.
25602 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
25603 (funconstrained-commons): Document.
25605 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
25607 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
25608 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
25610 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
25612 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
25613 has a proper number of elements.
25615 2016-03-10 Alan Modra <amodra@gmail.com>
25617 PR rtl-optimization/69195
25618 PR rtl-optimization/47992
25619 * ira.c (recorded_label_ref): Delete.
25620 (update_equiv_regs): Return void.
25621 (indirect_jump_optimize): New function.
25622 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
25623 before regstat_compute_ri. Don't rebuild_jump_labels here.
25624 Delete update_regstat.
25626 2016-03-10 Richard Biener <rguenther@suse.de>
25628 PR tree-optimization/70128
25629 * tree-ssa-structalias.c (set_uids_in_ptset): Set
25630 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
25632 2016-03-09 Jakub Jelinek <jakub@redhat.com>
25634 PR tree-optimization/70152
25635 * tree-sra.c (replace_removed_params_ssa_names): Copy over
25636 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
25639 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
25640 instead of gen_sse2_loadlpd.
25641 * config/i386/sse.md (*vec_concatv2df): Rename to...
25642 (vec_concatv2df): ... this.
25644 PR tree-optimization/70127
25645 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
25647 2016-03-09 David Malcolm <dmalcolm@redhat.com>
25651 * diagnostic-show-locus.c (compatible_locations_p): New function.
25652 (layout::layout): Sanitize ranges using compatible_locations_p.
25654 2016-03-09 David Malcolm <dmalcolm@redhat.com>
25658 * diagnostic-show-locus.c (layout_range::layout_range): Replace
25659 location_range param with three const expanded_locations * and a
25661 (layout::layout): Replace call to
25662 rich_location::lazily_expand_location with get_expanded_location.
25663 Extract the range and perform location expansion here, passing
25664 the results to the layout_range ctor.
25665 * diagnostic.c (source_range::debug): Delete.
25666 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
25667 of rich_location::get_expanded_location.
25668 * gcc-rich-location.c (get_range_for_expr): Delete.
25669 (gcc_rich_location::add_expr): Reimplement to avoid the
25670 rich_location::add_range overload that took a location_range,
25671 passing a location_t instead.
25673 2016-03-09 Richard Biener <rguenther@suse.de>
25674 Jakub Jelinek <jakub@redhat.com>
25676 PR tree-optimization/70138
25677 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25678 Also skip vect_double_reduction_def.
25680 2016-03-09 Jakub Jelinek <jakub@redhat.com>
25683 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
25684 if the operand is "m".
25686 2016-03-09 Nathan Sidwell <nathan@acm.org>
25688 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
25690 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
25692 * config/i386/i386.c (processor_target_table): Fix cost table
25693 intialization order for znver1.
25695 2016-03-08 Jakub Jelinek <jakub@redhat.com>
25697 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
25698 - becuase -> because.
25699 * ipa-reference.c (ignore_module_statics): Likewise.
25700 * cgraph.c (cgraph_node::get_body): Likewise.
25701 * ipa-inline.c (early_inliner): Likewise.
25702 * ipa-devirt.c (types_same_for_odr): Likewise.
25703 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
25704 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
25706 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25708 * tree-ssa-math-opts.c: Fix typo in comment.
25710 2016-03-08 Jakub Jelinek <jakub@redhat.com>
25713 * config/i386/i386.c (scalar_chain::make_vector_copies,
25714 scalar_chain::convert_reg): Call end_sequence in between
25715 get_insns and emit_conversion_insns rather than after both
25718 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
25721 * config/i386/i386.h (machine_function): Add
25722 pc_thunk_call_expanded flag.
25723 (ix86_pc_thunk_call_expanded): New define.
25724 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
25725 (*set_got): Rename insn pattern from set_got.
25726 (*set_got_labelled): Rename inst pattern from set_got_labelled.
25727 * config/i386/i386.c (ix86_compute_frame_layout): Use
25728 ix86_pc_thunk_call_expanded to prevent red-zone.
25730 2016-03-07 Martin Jambor <mjambor@suse.cz>
25732 * hsa.h (hsa_get_ctor_statements): Declare.
25733 (hsa_get_dtor_statements): Likewise.
25734 (hsa_get_kernel_dispatch_type): Likewise.
25735 * hsa.c (hsa_get_ctor_statements): New function.
25736 (hsa_get_dtor_statements): Likewise.
25737 (hsa_get_kernel_dispatch_type): Likewise.
25738 * hsa-brig.c (hsa_cdtor_statements): Removed.
25739 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
25740 hsa_get_dtor_statements.
25741 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
25742 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
25744 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
25746 * config/arm/arm-cores.def (cortex-r8): New.
25747 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
25748 * config/arm/arm-tune.md: Likewise.
25749 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
25751 2016-03-07 Martin Sebor <msebor@redhat.com>
25753 PR rtl-optimization/19705
25754 * doc/invoke.texi (Options That Control Optimization): Clarify
25755 -fno-branch-count-reg.
25757 2016-02-26 Richard Biener <rguenther@suse.de>
25758 Jeff Law <law@redhat.com>
25760 PR tree-optimization/69740
25761 * cfghooks.c (remove_edge): Request loop fixups if we delete
25762 an edge that might turn an irreducible loop into a natural
25764 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
25765 Move after definition of loops_state_clear.
25767 2016-03-07 Bin Cheng <bin.cheng@arm.com>
25769 PR rtl-optimization/69052
25770 * rtlanal.c (commutative_operand_precedence): Set higher precedence
25773 2016-03-07 Tom de Vries <tom@codesourcery.com>
25775 PR tree-optimization/70116
25776 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
25777 is_tm_ending stmts and ubsan/asan internal functions.
25778 (find_duplicate): Use it. Don't test is_tm_ending here.
25780 2016-03-07 Richard Biener <rguenther@suse.de>
25782 PR tree-optimization/70115
25783 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
25784 (propagate_constants_for_unrolling): Use replace_uses_by.
25786 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
25788 PR middle-end/69916
25789 * omp-low.c (struct oacc_loop): Add ifns.
25790 (new_oacc_loop_raw): Initialize it.
25791 (finish_oacc_loop): Clear mask & flags if no ifns.
25792 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
25793 (oacc_loop_xform_loop): Add ifns arg & adjust.
25794 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
25796 2016-03-07 Richard Henderson <rth@redhat.com>
25799 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
25800 (insert_value_copy_on_edge): Likewise.
25802 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25804 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
25806 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25809 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
25811 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
25813 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
25815 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
25817 Fix sseimul type attribute.
25818 * config/i386/znver1.md
25819 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
25820 znver1_sseimul_avx256_load) : Fix the type attribute.
25821 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
25822 pipe usage and latency.
25824 2016-03-05 Jakub Jelinek <jakub@redhat.com>
25827 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
25828 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
25831 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
25834 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
25836 PR rtl-optimization/69941
25837 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
25838 the reg share its mode.
25840 2016-03-04 Jeff Law <law@redhat.com>
25842 PR tree-optimization/69196
25843 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25844 If the both SSA_NAMEs are anonymous, then consider them unassociated
25845 and include the PHI in the statement count.
25847 2016-03-05 Tom de Vries <tom@codesourcery.com>
25849 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
25850 construct in oacc routine. Check for oacc region in oacc routine.
25852 2016-03-04 Jakub Jelinek <jakub@redhat.com>
25855 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
25856 2016-02-22 changes, instead don't recurse if RECUR is already true.
25857 Don't change *dynamic_check if RECUR. Adjust recursive caller
25858 to pass true to the new argument.
25859 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
25862 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
25863 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
25865 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
25867 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
25869 PR rtl-optimization/57676
25870 * lra-assigns.c (lra_assign): Guard test for maximum iterations
25871 with flag_checking.
25873 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
25875 * tree-vect-patterns.c (search_type_for_mask): Handle
25876 comparison of booleans.
25878 2016-03-04 Jakub Jelinek <jakub@redhat.com>
25880 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
25884 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
25885 all other ops that have dw_val_class_die_ref operands,
25886 and DW_OP_GNU_entry_value.
25888 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25890 PR rtl-optimization/69904
25891 * config/arm/arm.c (arm_cannot_copy_insn_p):
25892 Return true for load-exclusive instructions.
25894 2016-03-03 Jakub Jelinek <jakub@redhat.com>
25897 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
25898 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
25899 the pattern no matter if it is used just by non-pattern, pattern
25901 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
25902 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
25903 oprnd1 def_stmt is in pattern, don't look through it.
25905 2016-03-03 Marek Polacek <polacek@redhat.com>
25907 PR middle-end/70050
25908 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
25910 2016-03-03 Martin Liska <mliska@suse.cz>
25912 PR tree-optimization/70043
25913 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
25914 previous statement if we see a debug statement.
25916 2016-03-03 Richard Biener <rguenther@suse.de>
25918 PR tree-optimization/55936
25919 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
25920 parameter and guard unsafe equivalence use.
25921 (vrp_evaluate_conditional_warnv_with_ops): Always use
25922 safe equivalences but not via the quadratic compare_names
25925 2016-03-03 Michael Collison <michael.collison@linaro.org>
25928 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
25929 for operand 1 to s_register_operand. Change predicate for operand
25930 2 to arm_not_immediate_operand.
25932 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
25934 * doc/tm.texi: Regenerated.
25936 2016-03-02 Richard Henderson <rth@redhat.com>
25939 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
25940 simplification when all args are positive non-fixed registers.
25942 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25944 * target.def (lra_p): Specify that new ports should use LRA.
25946 2016-03-02 Jakub Jelinek <jakub@redhat.com>
25949 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
25950 gimplify_type_sizes the type they refer to.
25951 (omp_notice_variable): Handle reference vars to VLAs.
25952 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
25953 reference to VLA decls in the second pass instead of first pass.
25955 2016-03-02 Tom de Vries <tom@codesourcery.com>
25957 PR tree-optimization/68659
25958 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
25959 new_expr == NULL_TREE.
25960 (get_new_name): Handle ADDR_EXPR.
25962 2016-03-02 Bin Cheng <bin.cheng@arm.com>
25964 PR rtl-optimization/69052
25965 * loop-invariant.c (canonicalize_address): New function.
25966 (inv_can_prop_to_addr_use): Check validity of address expression
25967 which is canonicalized by above function.
25969 2016-03-02 Alan Modra <amodra@gmail.com>
25972 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
25975 2016-03-02 Jakub Jelinek <jakub@redhat.com>
25978 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
25979 (*movhi_internal): Put mask moves from and to memory separately
25980 from moves from/to GPRs.
25982 2016-03-02 Richard Biener <rguenther@suse.de>
25984 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
25985 GENERIC expressions in GIMPLE.
25987 2016-03-02 Richard Biener <rguenther@suse.de>
25989 * config/i386/i386.c (type_natural_mode): Fix typo.
25991 2016-03-02 Nick Clifton <nickc@redhat.com>
25993 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
25995 2016-03-02 Richard Biener <rguenther@suse.de>
25996 Uros Bizjak <ubizjak@gmail.com>
25999 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
26001 2016-03-02 Richard Biener <rguenther@suse.de>
26003 PR middle-end/67278
26004 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
26006 2016-03-02 Marek Polacek <polacek@redhat.com>
26009 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
26010 "is promoted to" warning.
26012 2016-03-01 DJ Delorie <dj@redhat.com>
26014 * config.gcc: Deprecate mep-*.
26016 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
26018 PR middle-end/70025
26019 * lra-constraints.c (regno_val_use_in): New.
26020 (match_reload): Use it instead of regno_use_in.
26022 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
26024 PR rtl-optimization/70007
26025 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
26026 references present in REG_EQUAL notes attached to non-SET patterns.
26028 2016-03-01 Jeff Law <law@redhat.com>
26030 PR tree-optimization/69196
26031 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26032 Appropriately clamp the number of statements to copy when the
26033 thread path does not traverse a loop backedge.
26035 PR tree-optimization/69196
26036 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26037 Do count some PHIs in the thread path against the insn count. Decrease
26038 final statement count by one as the control statement in the last
26039 block will get removed. Remove special cased code for handling PHIs
26042 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
26045 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
26046 asm dialect alternatives to explicit GOTPCREL calls.
26048 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
26051 * ira.c (do_reload): Issue warning for generic stack checking here...
26052 * reload1.c (reload): ...instead of here and streamline it.
26054 2016-03-01 Nick Clifton <nickc@redhat.com>
26056 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
26058 2016-03-01 Richard Biener <rguenther@suse.de>
26060 PR tree-optimization/69983
26061 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
26062 types and fall back to operand_equal_p.
26064 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26067 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26069 * config/s390/constraints.md ("jm8"): New constraint.
26070 * config/s390/predicates.md ("const_int_8bitset_operand"): New
26072 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
26074 ("*setmem_long<setmem_and>"): New pattern.
26075 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
26077 ("*setmem_long_31z<setmem_and>"): New pattern.
26078 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
26079 New substitution rules with the required attributes.
26082 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26085 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26087 * gensupport.c (process_substs_on_one_elem): Split loop to
26088 complete mark_operands_used_in_match_dup on all expressions in the
26090 (adjust_operands_numbers): Inline into process_substs_on_one_elem
26091 and remove function.
26093 2016-03-01 Richard Biener <rguenther@suse.de>
26095 PR middle-end/70022
26096 * fold-const.c (fold_indirect_ref_1): Fix range checking for
26097 vector BIT_FIELD_REF extract.
26099 2016-03-01 Richard Biener <rguenther@suse.de>
26101 PR tree-optimization/69994
26102 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
26104 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
26106 PR tree-optimization/69956
26107 * tree-vect-stmts.c (supportable_widening_operation): Support
26108 multi-step conversion of boolean vectors.
26109 (supportable_narrowing_operation): Likewise.
26111 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26113 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
26116 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26118 * config/s390/subst.md (DSI_VI): New mode iterator.
26119 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
26120 * config/s390/vector.md ("vec_set<mode>"): Move expander before
26121 the insn definition.
26122 ("*vec_set<mode>"): Change predicate and add alternative to
26123 support only either register or const_int operands as element
26125 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
26127 ("vec_extract<mode>"): New expander.
26128 ("*vec_extract<mode>"): New insn definition supporting reg and
26129 const_int element selectors.
26130 ("*vec_extract<mode>_plus"): New insn definition supporting
26131 reg+const_int element selectors.
26132 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
26133 following expander+insn definition.
26134 ("<vec_shifts_name><mode>3"): New expander.
26135 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
26137 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26139 * config/s390/s390.md ("*tabort_1"): Change predicate to
26140 nonmemory_operand. Add a second alternative to cover
26141 register as well as const int operands.
26142 ("*tabort_1_plus"): New pattern definition.
26144 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26146 * config/s390/s390.md ("*ashrdi3_cc_31")
26147 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
26148 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
26149 Merge insn definitions into ...
26150 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
26151 New pattern definition.
26152 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
26153 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
26154 ("*ashr<mode>3_and"): Merge insn definitions into ...
26155 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
26156 New pattern definition.
26157 * config/s390/subst.md ("addr_style_op_cc_subst")
26158 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
26159 substitutions patterns plus attributes.
26160 Add ashiftrt to SUBST iterator.
26162 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26164 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
26165 op2 to nonmemory_operand.
26166 ("*<shift>di3_31", "*<shift>di3_31_and"):
26167 Merge into single pattern definition ...
26168 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
26169 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
26170 pattern definition ...
26171 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
26172 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
26175 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26177 * config/s390/predicates.md (const_int_6bitset_operand): New
26179 * config/s390/s390.md: Include subst.md.
26180 ("rotl<mode>3"): New expander.
26181 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
26183 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
26184 * config/s390/subst.md: New file.
26186 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26188 * config/s390/s390.md ("op_type", "atype", "length" attributes):
26189 Remove RRR type. It doesn't really exist.
26190 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
26192 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
26193 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
26194 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
26195 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
26196 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
26197 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
26198 `enabled' attribute.
26200 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26202 * gensupport.c (process_substs_on_one_elem): Split loop to
26203 complete mark_operands_used_in_match_dup on all expressions in the
26205 (adjust_operands_numbers): Inline into process_substs_on_one_elem
26206 and remove function.
26208 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
26211 * config/sparc/sparc.c (NWORDS_UP): Rename to...
26212 (CEIL_NWORDS): ...this. Use CEIL macro.
26213 (compute_fp_layout): Adjust to above renaming.
26214 (function_arg_union_value): Likewise.
26215 (sparc_arg_partial_bytes): Likewise.
26216 (sparc_function_arg_advance): Likewise.
26218 2016-02-29 Jeff Law <law@redhat.com>
26220 PR tree-optimization/70005
26221 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
26222 where an object with a boolean range is compared against a value
26225 PR tree-optimization/69999
26226 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
26227 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
26230 2016-02-29 Richard Biener <rguenther@suse.de>
26232 PR tree-optimization/69994
26233 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
26234 (get_unary_op): Look through nop conversions.
26235 (ops_equal_values_p): New function, look for equality diregarding
26237 (eliminate_plus_minus_pair): Use ops_equal_values_p
26238 (repropagate_negates): Do not use get_unary_op here.
26240 2016-02-29 Martin Liska <mliska@suse.cz>
26242 * system.h: Poison ENABLE_CHECKING macro.
26244 2016-02-29 Martin Liska <mliska@suse.cz>
26246 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
26247 is presented in dump flags.
26248 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
26249 (hsa_regalloc): Likewise.
26251 2016-02-19 Richard Biener <rguenther@suse.de>
26253 PR tree-optimization/69980
26254 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
26255 permutation of those we need to keep.
26257 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
26260 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
26261 (NWORDS_UP): ...this
26262 (init_cumulative_args): Minor tweaks.
26263 (sparc_promote_function_mode): Likewise.
26264 (scan_record_type): Delete.
26265 (traverse_record_type): New function template.
26266 (classify_data_t): New structure type.
26267 (classify_registers): New inline function.
26268 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
26269 exhausted. Instantiate traverse_record_type on classify_registers and
26270 deal with the case of a structure passed in slot #15 with no FP field
26272 (assign_data_t): New structure type.
26273 (compute_int_layout): New static function.
26274 (compute_fp_layout): Likewise.
26275 (count_registers): New inline function.
26276 (assign_int_registers): New static function.
26277 (assign_fp_registers): Likewise.
26278 (assign_registers): New inline function.
26279 (function_arg_record_value_1): Delete.
26280 (function_arg_record_value_2): Likewise.
26281 (function_arg_record_value_3): Likewise.
26282 (function_arg_record_value): Adjust to above changes. Instantiate
26283 traverse_record_type on count_registers to first count the number of
26284 registers to be used and then on assign_registers to assign them.
26285 (function_arg_union_value): Adjust to above renaming.
26286 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
26287 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
26288 case of a structure passed in slot #15
26289 (sparc_function_arg_advance): Likewise.
26290 (function_arg_padding): Minor tweak.
26292 2016-02-29 Richard Biener <rguenther@suse.de>
26294 PR tree-optimization/69720
26295 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
26296 the adjustment_def path for possibly vectorized defs.
26297 (vect_create_epilog_for_reduction): Handle vectorized initial
26300 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
26302 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
26304 2016-02-27 Jeff Law <law@redhat.com>
26307 2016-02-26 Richard Biener <rguenther@suse.de>
26308 Jeff Law <law@redhat.com>
26310 PR tree-optimization/69740
26311 * cfghooks.c (remove_edge): Request loop fixups if we delete
26312 an edge that might turn an irreducible loop into a natural
26315 2016-02-27 Jakub Jelinek <jakub@redhat.com>
26317 PR rtl-optimization/69896
26318 * tree-vect-generic.c (get_compute_type): Avoid single element
26321 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
26323 Rename the AArch64 tuning option and related functions to enable the
26324 Newton series for the reciprocal square root to reflect its
26325 approximative characteristic.
26327 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
26328 function to "aarch64_emit_approx_rsqrt".
26329 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
26330 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
26331 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
26332 (xgene1_tunings): Likewise.
26333 (use_rsqrt_p): Likewise.
26334 (aarch64_emit_swrsqrt): Use new function name.
26335 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
26336 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
26337 text explaining this option.
26338 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
26340 2016-02-26 Jakub Jelinek <jakub@redhat.com>
26343 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
26344 complain about -mallow-movmisalign without -mvsx if
26345 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
26347 2016-02-26 Joel Sherrill <joel@rtems.org>
26349 * config.gcc: Add x86_64-*-rtems*.
26350 * config/i386/rtems-64.h: New file.
26352 2016-02-26 Joel Sherrill <joel@rtems.org>
26354 * config.gcc: Add aarch64-*-rtems*.
26355 * config/aarch64/rtems.h: New file.
26357 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
26360 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
26361 shift amount using %h. Add comment.
26363 2016-02-26 Richard Biener <rguenther@suse.de>
26364 Jeff Law <law@redhat.com>
26366 PR tree-optimization/69740
26367 * cfghooks.c (remove_edge): Request loop fixups if we delete
26368 an edge that might turn an irreducible loop into a natural
26371 2016-02-26 Martin Jambor <mjambor@suse.cz>
26373 PR middle-end/69920
26374 * tree-sra.c (sra_modify_assign): Do not remove loads of
26375 uninitialized aggregates to SSA_NAMEs.
26377 2016-02-26 Richard Henderson <rth@redhat.com>
26380 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
26381 pseudo in case the target rtx matches the source of the left
26384 2016-02-26 Martin Jambor <mjambor@suse.cz>
26387 * hsa.h (hsa_type_packed_p): Declare.
26388 * hsa.c (hsa_type_packed_p): New function.
26389 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
26391 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
26392 * hsa-brig.c (emit_basic_insn): Likewise.
26394 2016-02-26 Martin Jambor <mjambor@suse.cz>
26397 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
26399 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
26401 2016-02-26 Martin Jambor <mjambor@suse.cz>
26403 * hsa.h (is_a_helper): New overload for hsa_op_immed for
26404 hsa_op_with_type operands.
26405 (hsa_unsigned_type_for_type): Declare.
26406 * hsa.c (hsa_unsigned_type_for_type): New function.
26407 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
26408 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
26409 the finalizer. Do not emit extra move.
26411 2016-02-26 Martin Jambor <mjambor@suse.cz>
26413 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
26414 atomic operations in private segment.
26416 2016-02-26 Martin Jambor <mjambor@suse.cz>
26418 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
26419 statements to wi->info. Also disallow omp simd constructs.
26420 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
26421 for not gridifying. Dump special string for omp_for.
26423 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26426 * config/aarch64/aarch64.c (aarch64_set_current_function):
26427 Save/restore target globals when switching to
26428 target_option_default_node.
26430 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26433 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
26434 Return 0 if !SHIFT_COUNT_TRUNCATED.
26436 2016-02-26 Jakub Jelinek <jakub@redhat.com>
26437 Eric Botcazou <ebotcazou@adacore.com>
26439 PR rtl-optimization/69891
26440 * dse.c (scan_insn): If we can't figure out memset arguments
26441 or they are non-constant, call clear_rhs_from_active_local_stores.
26443 2016-02-26 Martin Liska <mliska@suse.cz>
26445 * doc/extend.texi: Mention clog10, clog10f an clog10l
26446 in Builtins section.
26448 2016-02-26 Martin Liska <mliska@suse.cz>
26450 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
26452 (resolve_args_picking_1): Likewise.
26453 * dwarf2out.h (struct GTY): Likewise.
26455 2016-02-26 Martin Liska <mliska@suse.cz>
26457 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
26458 with flag_checking.
26459 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
26461 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
26462 Martin Liska <mliska@suse.cz>
26464 * doc/install.texi: Mention --enable-valgrind-annotations.
26466 2016-02-26 Richard Biener <rguenther@suse.de>
26468 PR tree-optimization/69551
26469 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
26470 looking through aliases adjust DECL_PT_UID to refer to the
26471 ultimate alias target.
26473 2016-02-25 Martin Liska <mliska@suse.cz>
26475 PR middle-end/69919
26476 * alloc-pool.c (after_memory_report): New variable.
26477 * alloc-pool.h (base_pool_allocator ::release): Do not use
26478 the infrastructure if after_memory_report.
26479 * toplev.c (toplev::main): Mark after memory report.
26481 2016-02-25 Richard Biener <rguenther@suse.de>
26483 PR tree-optimization/48795
26484 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
26486 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
26489 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
26490 offloading is enabled and -fopenacc or -fopenmp is specified.
26491 (CRTOFFLOADEND): Likewise.
26492 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
26493 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
26494 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
26495 (offload_objects_file_name): New static var.
26496 (tool_cleanup): Remove offload_objects_file_name file.
26497 (find_offloadbeginend): Replace with ...
26498 (find_crtoffloadtable): ... this.
26499 (run_gcc): Remove offload_argc and offload_argv.
26500 Get offload_objects_file_name from -foffload-objects=... option.
26501 Read names of object files with offload from this file, pass them to
26502 compile_images_for_offload_targets. Don't call find_offloadbeginend and
26503 don't pass offloadbegin and offloadend to the linker. Don't pass
26504 offload non-LTO files to the linker, because now they're not claimed.
26506 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
26509 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
26510 on builtin_unreachable.
26512 2016-02-25 Jakub Jelinek <jakub@redhat.com>
26514 PR rtl-optimization/69896
26515 * regcprop.c: Include cfgrtl.h.
26516 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
26517 than remembered mode, either delete it (if noop_move_p), or
26518 treat like copy_p but not noop_p instruction.
26520 2016-02-24 Jakub Jelinek <jakub@redhat.com>
26523 * dwarf2out.c (gen_variable_die): Work around buggy LTO
26524 - allow NULL decl for Fortran DW_TAG_common_block variables.
26526 2016-02-24 Jason Merrill <jason@redhat.com>
26528 * common.opt (flifetime-dse): Add -flifetime-dse=1.
26530 2016-02-24 Richard Biener <rguenther@suse.de>
26531 Jakub Jelinek <jakub@redhat.com>
26533 PR middle-end/69760
26534 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
26535 conditionally executed ops to well-defined overflow behavior.
26537 2016-02-24 Jakub Jelinek <jakub@redhat.com>
26539 PR middle-end/69915
26540 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
26543 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26545 PR rtl-optimization/69886
26546 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
26547 argument. Use it when checking validity of set instructions.
26548 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
26549 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
26551 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
26552 * store-motion.c (find_moveable_store): Update
26553 can_assign_to_reg_without_clobbers_p callsite.
26555 2016-02-24 Richard Biener <rguenther@suse.de>
26557 PR middle-end/68963
26558 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
26560 (record_nonwrapping_iv): Do not fall back to the low/high bound
26561 for non-constant IV bases if the stmt is not always executed.
26563 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26565 * config/arm/arm-cores.def (cortex-a32): New entry.
26566 * config/arm/arm-tables.opt: Regenerate.
26567 * config/arm/arm-tune.md: Regenerate.
26568 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
26569 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
26570 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
26571 for -mcpu and -mtune.
26573 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26576 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
26577 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
26578 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
26579 (atomic_loaddi_1): Delete.
26580 (atomic_loaddi): Rewrite expander using the above changes.
26582 2016-02-24 Jakub Jelinek <jakub@redhat.com>
26585 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
26588 2016-02-24 Jakub Jelinek <jakub@redhat.com>
26589 Richard Biener <rguenth@suse.de>
26591 PR middle-end/69909
26592 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
26593 set_mem_attributes if tem is SSA_NAME which got expanded
26596 2016-02-24 Richard Biener <rguenther@suse.de>
26598 PR tree-optimization/69907
26599 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
26600 end of permutations for BB vectorization.
26602 2016-02-24 Christian Bruel <christian.bruel@st.com>
26604 * config/arm/arm-c.c (arm_option_override): Initialize
26605 target_option_current_node.
26606 * config/arm/arm.c (arm_pragma_target_parse): Replace
26607 build_target_option_node call by target_option_current_node.
26608 Set target_option_current_node.
26611 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
26614 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
26615 define_insn_and_split to define_insn.
26616 (zero_extendqi<mode>2_dot2): Same.
26617 (extendqi<mode>2_dot): Same.
26618 (extendqi<mode>2_dot2): Same.
26620 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
26622 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
26623 and add bypass for AES{D,E} and AESMC pairs.
26624 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
26627 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
26629 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
26630 series for reciprocal square root in Exynos M1.
26632 2016-02-23 Martin Sebor <msebor@redhat.com>
26635 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
26636 __builtin_alloca_with_align.
26638 2016-02-23 Richard Henderson <rth@redhat.com>
26640 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
26641 (ix86_register_pragmas): Remove __seg_tls.
26642 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
26643 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
26644 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
26645 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
26646 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
26647 * doc/extend.texi (__seg_tls): Remove item.
26649 2016-02-23 Richard Biener <rguenther@suse.de>
26651 * alloc-pool.h (struct allocation_object): Make id member
26652 conditional on CHECKING_P again.
26653 (get_instance): Adjust.
26654 (base_pool_allocator): Likewise.
26656 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
26658 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
26659 (parallelize_loops): In OpenACC kernels mode, set n_threads to
26661 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
26663 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
26665 2016-02-23 Richard Biener <rguenther@suse.de>
26667 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
26668 * bitmap.h (struct bitmap_usage): Likewise.
26669 (bitmap_move): Declare.
26670 * bitmap.c (register_overhead): Take size_t argument.
26671 (bitmap_move): New function.
26672 * df-problems.c (df_rd_transfer_function): Use bitmap_move
26673 to properly account overhead.
26674 * tree.c (free_node): Use tree_size.
26676 2016-02-23 Jakub Jelinek <jakub@redhat.com>
26679 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
26680 when inverting comparison.
26683 * common.opt (Wunreachable-code): Add Warning flag.
26685 2016-02-23 Mark Wielaard <mjw@redhat.com>
26686 Jakub Jelinek <jakub@redhat.com>
26689 * cgraphunit.c (check_global_declaration): Check main_input_filename
26690 and DECL_SOURCE_FILE are not NULL.
26692 2016-02-23 Martin Jambor <mjambor@suse.cz>
26694 PR tree-optimization/69666
26695 * tree-sra.c (sra_modify_assign): Do not attempt to create
26696 default_def replacements for unscalarizable regions.
26698 2016-02-20 Mark Wielaard <mjw@redhat.com>
26701 * cgraphunit.c (check_global_declaration): Check level of
26702 warn_unused_const_variable and main_input_filename.
26703 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
26704 (-Wunused-variable): For C implies -Wunused-const-variable=1.
26705 (-Wunused-const-variable): Explain levels 1 and 2.
26707 2016-02-22 Jakub Jelinek <jakub@redhat.com>
26710 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
26711 identical arguments. Formatting and spelling fixes.
26714 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
26719 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
26720 and m68k-devices.def.
26721 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
26722 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
26724 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
26726 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
26727 and HImode registers.
26729 2016-02-22 Richard Biener <rguenther@suse.de>
26731 PR tree-optimization/69882
26732 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
26733 preserve permutations present because of gaps.
26734 (vect_supported_load_permutation_p): Always continue checking
26735 permutations after vect_attempt_slp_rearrange_stmts.
26737 2016-02-22 Bin Cheng <bin.cheng@arm.com>
26739 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
26740 min_profitable_estimate, rather than min_profitable_iters.
26742 2016-02-22 Jakub Jelinek <jakub@redhat.com>
26745 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
26746 SImode for last match_operand.
26748 2016-02-22 Martin Liska <mliska@suse.cz>
26750 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
26751 return bitsize - 1 as the return value.
26753 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
26757 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
26758 Handle negative shift counts.
26759 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
26760 force_reg on the shift constant.
26761 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
26762 (lshrsi3_d): Handle negative shift counts.
26764 2016-02-22 Richard Biener <rguenther@suse.de>
26765 Tom de Vries <tom@codesourcery.com>
26767 * graph.c: Include dumpfile.h.
26768 (print_graph_cfg): Split into three overloads.
26769 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
26771 2016-02-22 Tom de Vries <tom@codesourcery.com>
26773 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
26776 2016-02-22 Richard Biener <rguenther@suse.de>
26779 * ipa-inline-transform.c (inline_call): When not updating
26780 overall summaries adjust self size by the growth estimate.
26781 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
26782 hash-set, do not update overall summaries here. Renamed from ...
26783 (inline_to_all_callers): ... this which is now wrapping the
26784 above and performing delayed overall summary update.
26785 (early_inline_small_functions): Delay updating of the overall
26788 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
26790 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
26793 2016-02-19 Jakub Jelinek <jakub@redhat.com>
26796 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
26797 :%* in %:gt() argument.
26798 (greater_than_spec_func): Adjust for expecting only numbers,
26799 if there are more than two numbers, compare the last two.
26801 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
26803 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
26804 -Wnarrowing with -std.
26806 2016-02-19 Jakub Jelinek <jakub@redhat.com>
26809 * expr.c (store_field): Don't use bit-field path if exp is
26810 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
26811 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
26812 and the assignment can be performed by bitwise copy. Formatting
26815 PR middle-end/69838
26816 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
26817 call copy_reg_eh_region_note_forward on before and/or after sequences
26818 and remove note from insn if it no longer can throw.
26821 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
26822 if TARGET_AVX512BW.
26824 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26826 * config/s390/vector.md: Add missing commutative operand markers
26827 to the patterns which qualify for one.
26828 * config/s390/vx-builtins.md: Likewise.
26830 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26832 * config/s390/vector.md (VI, VI_QHS): Add single element vector
26833 types to mode iterators.
26834 (vec_double): ... and mode attribute.
26835 * config/s390/vx-builtins.md (non_vec_int): Likewise.
26837 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26839 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
26840 Change the predicate of op2 from nonimmediate to general and let
26841 reload fix it if necessary.
26843 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26845 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
26847 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26849 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
26852 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26854 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
26855 * config/s390/s390.c (s390_expand_vec_movstr): New function.
26856 * config/s390/s390.md ("movstr<P:mode>"): Call
26857 s390_expand_vec_movstr.
26859 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26861 * config/s390/s390.md: Add missing output modifier for operand 1
26862 to print it as address properly.
26864 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26866 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
26867 * config/s390/2964.md: New file.
26868 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
26869 of insn grouping attributes depending on the CPU level.
26870 (s390_get_unit_mask): New function.
26871 (s390_sched_score): Remove the OOO from the scheduling macros.
26872 Add loop to calculate a score for the instruction mix.
26873 (s390_sched_reorder): Likewise plus improve debug output.
26874 (s390_sched_variable_issue): Rename macros as above. Calculate
26875 the unit distances after actually scheduling an insn. Improve
26877 (s390_sched_init): Clear last_scheduled_unit_distance array.
26878 * config/s390/s390.md: Include 2964.md.
26880 2016-02-18 Jakub Jelinek <jakub@redhat.com>
26883 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
26884 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
26885 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
26886 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
26887 *avx512f_<code>v8div16qi2_mask_1): New insns.
26889 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
26892 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
26895 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
26896 earlyclobber from target. Use wF constraint for fused memory
26898 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
26900 2016-02-18 Jakub Jelinek <jakub@redhat.com>
26901 Martin Liska <mliska@suse.cz>
26904 * cfgexpand.c (asan_sanitize_stack_p): New function.
26905 (partition_stack_vars): Use the function.
26906 (expand_stack_vars): Likewise.
26907 (defer_stack_allocation): Likewise.
26908 (expand_used_vars): Likewise.
26910 2016-02-18 Richard Biener <rguenther@suse.de>
26912 PR middle-end/69553
26913 * fold-const.c (operand_equal_p): Properly compare offsets for
26914 IMAGPART_EXPR and ARRAY_REF.
26916 2016-02-18 Nick Clifton <nickc@redhat.com>
26920 * config/arm/arm.c (arm_option_override_internal): Disable
26921 interworking if the target does not support thumb instructions.
26922 (arm_reload_in_hi): Handle the case where a register to register
26923 move needs reloading because there is no simple pattern to handle
26925 (arm_reload_out_hi): Likewise.
26927 2016-02-18 Richard Biener <rguenther@suse.de>
26929 PR middle-end/69854
26930 * match.pd: Don't use fold_binary or fold_unary for folding
26933 2016-02-17 Jakub Jelinek <jakub@redhat.com>
26936 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
26937 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
26938 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
26939 warn on gimple_no_warning_p statements.
26941 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
26943 * doc/extend.texi (C++ Attributes): Correct description of
26944 warn_unused type attribute.
26946 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26948 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
26949 correct instruction.
26951 2016-02-17 Richard Biener <rguenther@suse.de>
26953 PR rtl-optimization/69609
26954 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
26955 (find_traces_1_round): When ending a trace update cached priority
26957 (bb_to_key): Use cached priority when available.
26958 (copy_bb): Initialize cached priority.
26959 (reorder_basic_blocks_software_trace_cache): Likewise.
26961 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26964 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
26966 (aarch64_comparison_operator): Break overly long line into two.
26967 (aarch64_comparison_operation): Likewise.
26968 * config/aarch64/aarch64.md (cstorecc4): Use
26969 aarch64_comparison_operator_mode instead of
26970 aarch64_comparison_operator.
26971 (cstore<mode>4): Likewise.
26972 (aarch64_cstore<mode>): Likewise.
26973 (*cstoresi_insn_uxtw): Likewise.
26974 (cstore<mode>_neg): Likewise.
26975 (*cstoresi_neg_uxtw): Likewise.
26977 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26980 * config/arm/predicates.md (arm_comparison_operator_mode):
26982 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
26983 instead of arm_comparison_operator.
26984 (*mov_negscc): Likewise.
26985 (*mov_notscc): Likewise.
26986 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
26987 (*thumb2_mov_negscc): Likewise.
26988 (*thumb2_mov_negscc_strict_it): Likewise.
26989 (*thumb2_mov_notscc): Likewise.
26990 (*thumb2_mov_notscc_strict_it): Likewise.
26992 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
26994 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
26995 Add missing return.
26997 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
26999 * config/visium/visium.c (machine_libfunc_index): New enum.
27000 (machine_libfuncs): New structure.
27001 (visium_libfuncs): New static variable.
27002 (TARGET_INIT_LIBFUNCS): Define to...
27003 (visium_init_libfuncs): ...this. New function.
27004 (expand_block_move_4): Use the appropriate libfunc.
27005 (expand_block_move_2): Likewise.
27006 (expand_block_move_1): Likewise.
27007 (expand_block_set_4): Likewise.
27008 (expand_block_set_2): Likewise.
27009 (expand_block_set_1): Likewise.
27010 (visium_trampoline_init): Likewise.
27012 2016-02-17 Nick Clifton <nickc@redhat.com>
27014 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
27015 TI's devices.csv file as of March 2016.
27017 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
27020 * opts-global.c (handle_common_deferred_options): Introduce and
27021 initialize two global variables to remember command-line options
27022 specifying a stack-limiting register.
27023 * opts.h: Add extern declarations of the two new global variables.
27024 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
27025 variable based on the values of the two new global variables.
27027 2016-02-16 Jakub Jelinek <jakub@redhat.com>
27030 * common.opt (Wnonnull-compare): New warning.
27031 * doc/invoke.texi (-Wnonnull): Remove text about comparison
27032 of arguments against NULL.
27033 (-Wnonnull-compare): Document.
27034 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
27035 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
27036 * passes.def (pass_warn_nonnull_compare): Add.
27037 * gimple-ssa-nonnull-compare.c: New file.
27039 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
27041 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
27042 AARCH64_EXTRA_TUNE_RECIP_SQRT.
27044 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
27046 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
27047 reciprocal sqrt for -mlow-precision-recip-sqrt.
27049 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
27050 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27052 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
27053 always use lane loads to construct non-constant vectors.
27055 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
27057 * config/aarch64/aarch64.md
27058 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
27059 constraints for operand 3.
27060 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
27062 2016-02-16 Jakub Jelinek <jakub@redhat.com>
27063 Richard Biener <rguenther@suse.de>
27065 PR tree-optimization/69820
27066 * tree-vect-patterns.c (type_conversion_p): Return false if
27067 *orig_type is unsigned single precision or boolean.
27068 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
27071 2016-02-16 Jakub Jelinek <jakub@redhat.com>
27073 PR rtl-optimization/69764
27074 PR rtl-optimization/69771
27075 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
27076 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
27078 2016-02-16 Richard Biener <rguenther@suse.de>
27080 PR tree-optimization/69776
27081 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
27083 (indirect_refs_may_alias_p): Likewise.
27084 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
27085 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
27086 according to tbaa_p.
27087 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
27088 (optimize_stmt): For redundant store discovery do not allow tbaa.
27090 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
27092 PR tree-optimization/69714
27093 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
27094 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
27096 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
27098 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
27099 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
27100 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
27101 * config/arc/arc.c (arc_init): Check FPU options.
27102 (get_arc_condition_code): Handle new CC_FPU* modes.
27103 (arc_select_cc_mode): Likewise.
27104 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
27105 register pair only. Allow access for ARCv2 accumulator.
27106 (gen_compare_reg): Whenever we have FPU support use FPU compare
27108 (arc_reorg): Don't generate brcc insns when FPU compare
27109 instructions are involved.
27110 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
27111 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
27112 floating point emulation.
27113 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
27114 (REVERSE_CONDITION): Add new CC_FPU* modes.
27115 (TARGET_FP_SP_BASE): Define.
27116 (TARGET_FP_DP_BASE): Likewise.
27117 (TARGET_FP_SP_FUSED): Likewise.
27118 (TARGET_FP_DP_FUSED): Likewise.
27119 (TARGET_FP_SP_CONV): Likewise.
27120 (TARGET_FP_DP_CONV): Likewise.
27121 (TARGET_FP_SP_SQRT): Likewise.
27122 (TARGET_FP_DP_SQRT): Likewise.
27123 (TARGET_FP_DP_AX): Likewise.
27124 * config/arc/arc.md (ARCV2_ACC): New constant.
27125 (type): New fpu type attribute.
27126 (SDF): Conditional iterator.
27127 (cstore<mode>, cbranch<mode>): Change expand condition.
27128 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
27129 handles FPU/FPX cases as well.
27130 * config/arc/arc.opt (mfpu): New option.
27131 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
27133 (adddf3, muldf3, subdf3): Removed.
27134 * config/arc/predicates.md (proper_comparison_operator): Recognize
27136 * config/arc/fpu.md: New file.
27137 * doc/invoke.texi (ARC Options): Document mfpu option.
27139 2016-02-16 Richard Biener <rguenther@suse.de>
27141 PR rtl-optimization/69291
27142 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
27143 noce_operand_ok check.
27145 2016-02-16 Tom de Vries <tom@codesourcery.com>
27148 * omp-low.c (simd_clone_create): Remove call to
27149 symtab->call_cgraph_insertion_hooks.
27151 2016-02-16 Jakub Jelinek <jakub@redhat.com>
27153 PR tree-optimization/69802
27154 * tree-ssa-reassoc.c (update_range_test): If op is
27155 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
27156 op == 1 test of precision 1 integral op, otherwise handle
27157 that case as op itself. Fix up formatting.
27158 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
27161 2016-02-16 Richard Biener <rguenther@suse.de>
27163 PR tree-optimization/69586
27164 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
27165 types for conversion sources.
27167 2016-02-16 Richard Biener <rguenther@suse.de>
27169 PR middle-end/69801
27170 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
27171 mask OEP_ADDRESS_OF.
27173 2016-02-16 Alan Modra <amodra@gmail.com>
27176 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
27177 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
27178 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
27180 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
27181 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
27182 (p8_fmrgow_<mode>): Likewise.
27183 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
27185 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
27186 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
27187 to use movdi_internal64. Remove op0_di.
27188 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
27190 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
27192 Add support for the FCCMP insn types
27194 * config/aarch64/aarch64.md (fccmp): Change insn type.
27195 (fccmpe): Likewise.
27196 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
27197 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
27198 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
27199 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
27200 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
27201 * config/arm/types.md (fccmps): Add new insn type.
27202 (fccmpd): Likewise.
27204 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
27206 * alias.c (get_alias_set): Fix a typo in comment.
27208 2016-02-15 Richard Biener <rguenther@suse.de>
27210 PR tree-optimization/69595
27211 * match.pd: Complete range test simplification to true.
27213 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
27215 PR rtl-optimization/69648
27216 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
27217 pic_offset_table_rtx.
27219 PR rtl-optimization/69752
27220 * ira.c (update_equiv_regs): When looking for more than a single SET,
27221 also take other side effects into account.
27223 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
27225 * config/s390/s390.c (s390_function_profiler): Add a new sequence
27226 for z900+ CPUs in 31-bit mode.
27228 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
27230 * common/config/s390/s390-common.c (s390_supports_split_stack):
27232 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
27233 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
27234 * config/s390/s390.c (struct machine_function): New field
27235 split_stack_varargs_pointer.
27236 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
27237 in s390_emit_prologue.
27238 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
27240 (morestack_ref): New global.
27241 (SPLIT_STACK_AVAILABLE): New macro.
27242 (s390_expand_split_stack_prologue): New function.
27243 (s390_live_on_entry): New function.
27244 (s390_va_start): Use split-stack vararg pointer if appropriate.
27245 (s390_asm_file_end): Emit the split-stack note sections.
27246 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
27247 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
27248 (UNSPECV_SPLIT_STACK_CALL): New unspec.
27249 (UNSPECV_SPLIT_STACK_DATA): New unspec.
27250 (split_stack_prologue): New expand.
27251 (split_stack_space_check): New expand.
27252 (split_stack_data): New insn.
27253 (split_stack_call): New expand.
27254 (split_stack_call_*): New insn.
27255 (split_stack_cond_call): New expand.
27256 (split_stack_cond_call_*): New insn.
27258 2016-02-15 Richard Biener <rguenther@suse.de>
27260 PR tree-optimization/69783
27261 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
27262 Add trivially correct cases.
27264 2016-02-15 Tom de Vries <tom@codesourcery.com>
27267 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
27269 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
27271 2016-02-15 Richard Biener <rguenther@suse.de>
27273 PR tree-optimization/69776
27274 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
27275 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
27276 indicate whether we can use TBAA to disambiguate against stores.
27277 Use alias-set zero if not.
27278 (visit_reference_op_store): Do not use TBAA when looking up
27280 * tree-ssa-pre.c (compute_avail): Use TBAA here.
27281 (eliminate_dom_walker::before_dom_children): But not when looking
27282 up redundant stores.
27284 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
27286 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
27288 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
27290 * config/i386/znver1.md
27291 (znver1_pop, znver1_pop_mem,
27292 znver1_load_imov_double_store,
27293 znver1_load_imov_direct_store,
27294 znver1_load_imov_direct_load,
27295 znver1_load_imov_double_load): Add new.
27296 (znver1_insn, znver1_insn_load): Add icmov type.
27297 (znver1_sseavx_fma,
27298 znver1_sseavx_fma_load,
27300 znver1_avx256_fma_load): Fix pipe usage.
27302 2016-02-14 Alan Modra <amodra@gmail.com>
27305 * reload.c (find_reloads_address_1): For pre/post-inc/dec
27306 with an invalid hard reg, reload just the reg not the entire
27307 pre/post-inc/dec address expression.
27309 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
27312 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
27313 fixed R1_REG scratch reg.
27314 (sibcall_value_pcrel_fdpic): Likewise.
27316 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
27320 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
27322 2016-02-12 Walter Lee <walt@tilera.com>
27324 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
27325 * config/tilegx/t-tilegx: Likewise.
27327 2016-02-12 David Malcolm <dmalcolm@redhat.com>
27330 * diagnostic-show-locus.c (struct line_span): New struct.
27331 (layout::get_first_line): Delete.
27332 (layout::get_last_line): Delete.
27333 (layout::get_num_line_spans): New member function.
27334 (layout::get_line_span): Likewise.
27335 (layout::print_heading_for_line_span_index_p): Likewise.
27336 (layout::get_expanded_location): Likewise.
27337 (layout::calculate_line_spans): Likewise.
27338 (layout::m_first_line): Delete.
27339 (layout::m_last_line): Delete.
27340 (layout::m_line_spans): New field.
27341 (layout::layout): Update comment. Replace m_first_line and
27342 m_last_line with m_line_spans, replacing their initialization
27343 with a call to calculate_line_spans.
27344 (diagnostic_show_locus): When printing source lines and
27345 annotations, rather than looping over a single span
27346 of lines, instead loop over each line_span within
27347 the layout, with an inner loop over the lines within them.
27348 Call the context's start_span callback when changing line spans.
27349 * diagnostic.c (diagnostic_initialize): Initialize start_span.
27350 (diagnostic_build_prefix): Break out the building of the location
27351 part of the string into...
27352 (diagnostic_get_location_text): ...this new function, rewriting
27353 it from nested ternary expressions to a sequence of "if"
27355 (default_diagnostic_start_span_fn): New function.
27356 * diagnostic.h (diagnostic_start_span_fn): New typedef.
27357 (diagnostic_context::start_span): New field.
27358 (default_diagnostic_start_span_fn): New prototype.
27360 2016-02-12 David Malcolm <dmalcolm@redhat.com>
27363 * gcc.c (driver::finalize): Fix cleanup of "specs".
27365 2016-02-12 David Malcolm <dmalcolm@redhat.com>
27369 * gcc.c (driver::driver): Initialize m_option_suggestions.
27370 (driver::~driver): Clean up m_option_suggestions.
27371 (suggest_option): Convert to...
27372 (driver::suggest_option): ...this, and split out into
27373 driver::build_option_suggestions and find_closest_string.
27374 (driver::build_option_suggestions): New function, from
27375 first half of suggest_option. Special-case
27376 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
27377 the sanitizer_opts array. For options of enum types, add the
27378 various enum values to the candidate strings.
27379 (driver::handle_unrecognized_options): Remove "const".
27380 * gcc.h (driver::handle_unrecognized_options): Likewise.
27381 (driver::build_option_suggestions): New decl.
27382 (driver::suggest_option): New decl.
27383 (driver::m_option_suggestions): New field.
27384 * opts-common.c (add_misspelling_candidates): New function.
27385 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
27386 and make non-static.
27387 * opts.h (sanitizer_opts): New array decl.
27388 (add_misspelling_candidates): New function decl.
27389 * spellcheck.c (find_closest_string): New function.
27390 * spellcheck.h (find_closest_string): New function decl.
27392 2016-02-12 Jakub Jelinek <jakub@redhat.com>
27394 PR rtl-optimization/69764
27395 PR rtl-optimization/69771
27396 * optabs.c (expand_binop_directly): For shift_optab_p, force
27397 convert_modes with VOIDmode if xop1 has VOIDmode.
27399 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
27402 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
27403 to correctly determine instrumentation thunks.
27405 2016-02-12 Jakub Jelinek <jakub@redhat.com>
27408 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
27409 type by reference, force lhs on the call.
27412 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
27413 Compute retval and retbnd early in all cases if split_part_return_p
27414 and return_bb is not EXIT. Remove all clobber stmts and reset
27415 all debug stmts that refer to SSA_NAMEs defined in split part,
27416 except if it is retval, in that case replace the old retval with the
27417 lhs of the call to the split part.
27419 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
27422 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
27424 PR middle-end/66726
27425 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
27426 whose result is used in PHI.
27427 (maybe_optimize_range_tests): Likewise.
27428 (final_range_test_p): Likweise.
27430 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
27432 PR middle-end/66726
27433 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
27434 whose result is used in PHI.
27435 (maybe_optimize_range_tests): Likewise.
27436 (final_range_test_p): Likweise.
27438 2016-02-12 Jakub Jelinek <jakub@redhat.com>
27440 * cgraph.c: Spelling fixes - behaviour -> behavior and
27441 neighbour -> neighbor.
27442 * target.def: Likewise.
27443 * sel-sched.c: Likewise.
27444 * config/mips/mips.c: Likewise.
27445 * config/arc/arc.md: Likewise.
27446 * config/arm/cortex-a57.md: Likewise.
27447 * config/arm/arm.c: Likewise.
27448 * config/arm/neon.md: Likewise.
27449 * config/arm/arm-c.c: Likewise.
27450 * config/vms/vms-c.c: Likewise.
27451 * config/s390/s390.c: Likewise.
27452 * config/i386/znver1.md: Likewise.
27453 * config/i386/i386.c: Likewise.
27454 * config/ia64/hpux-unix2003.h: Likewise.
27455 * config/msp430/msp430.md: Likewise.
27456 * config/rx/rx.c: Likewise.
27457 * config/rx/rx.md: Likewise.
27458 * config/aarch64/aarch64-simd.md: Likewise.
27459 * config/aarch64/aarch64.c: Likewise.
27460 * config/nvptx/nvptx.c: Likewise.
27461 * config/bfin/bfin.c: Likewise.
27462 * config/cris/cris.opt: Likewise.
27463 * config/rs6000/rs6000.c: Likewise.
27464 * target.h: Likewise.
27465 * spellcheck.c: Likewise.
27466 * ira-build.c: Likewise.
27467 * tree-inline.c: Likewise.
27468 * builtins.c: Likewise.
27469 * lra-constraints.c: Likewise.
27470 * explow.c: Likewise.
27471 * hwint.h: Likewise.
27472 * targhooks.c: Likewise.
27473 * tree-vect-data-refs.c: Likewise.
27474 * expr.c: Likewise.
27475 * doc/tm.texi: Likewise.
27476 * doc/extend.texi: Likewise.
27477 * doc/install.texi: Likewise.
27478 * doc/md.texi: Likewise.
27479 * tree-ssa-tail-merge.c: Likewise.
27480 * sched-int.h: Likewise.
27481 * match.pd: Likewise.
27482 * sched-ebb.c: Likewise.
27483 * target.def (omit_struct_return_reg): Likewise.
27484 * gimple-ssa-isolate-paths.c: Likewise.
27485 (find_implicit_erroneous_behaviour): Renamed to...
27486 (find_implicit_erroneous_behavior): ... this.
27487 (find_explicit_erroneous_behaviour): Renamed to...
27488 (find_explicit_erroneous_behavior): ... this.
27489 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
27491 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
27493 PR rtl-optimization/64682
27494 PR rtl-optimization/69567
27495 PR rtl-optimization/69737
27496 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
27497 in I2 as well, just lose it.
27499 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27501 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
27503 (aarch64_last_printed_tune_string): Likewise.
27504 (aarch64_declare_function_name): Only output .arch assembler
27505 directive if it will be different from the previously output
27506 directive. Same for .tune comment but only if -dA is set.
27507 (aarch64_start_file): New function.
27508 (TARGET_ASM_FILE_START): Define.
27510 2016-02-11 David Malcolm <dmalcolm@redhat.com>
27513 * Makefile.in (PLUGIN_HEADERS): Add params.list.
27515 2016-02-11 Jakub Jelinek <jakub@redhat.com>
27518 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
27519 -Wmaybe-uninitialized warning.
27521 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
27524 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
27526 2016-02-11 Richard Biener <rguenther@suse.de>
27528 PR rtl-optimization/69291
27529 * ifcvt.c (noce_try_store_flag_constants): Do not allow
27530 subexpressions affected by changing the result.
27532 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
27535 * lra-constraints.c (curr_insn_transform): Find in/out operands
27536 for secondary memory moves. Update dups.
27538 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
27540 PR tree-optimization/69652
27541 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
27542 to nested loop, did source re-formatting, skip debug statements,
27543 add check on statement with volatile operand, remove dead scalar
27546 2016-02-10 Jakub Jelinek <jakub@redhat.com>
27547 Patrick Palka <ppalka@gcc.gnu.org>
27551 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
27552 calls if the return type is TREE_ADDRESSABLE.
27553 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
27554 * ipa-split.c (split_function): Fix doubled "we" in comment.
27555 Use void return type for the split part even if
27556 !split_point->split_part_set_retval.
27558 2016-02-10 Bin Cheng <bin.cheng@arm.com>
27560 PR tree-optimization/68021
27561 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
27562 when computing the value of biv cand by itself.
27564 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
27566 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
27567 (cortexa57_tunings): Likewise.
27568 (cortexa72_tunings): Likewise.
27569 (arch_macro_fusion_pair_p): Add support for AES fusion.
27570 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
27571 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
27572 Allow virtual registers before reload so early scheduling works.
27573 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
27574 correct latency and pipeline.
27575 (cortex_a57_crypto_complex): Likewise.
27576 (cortex_a57_crypto_xor): Likewise.
27577 (define_bypass): Add AES bypass.
27579 2016-02-10 Richard Biener <rguenther@suse.de>
27581 PR tree-optimization/69726
27582 * passes.def: Add DCE pass before late uninit.
27583 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
27584 really fixup if-conversions job.
27586 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
27588 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
27589 (arm_cortex_a57_tune): Likewise.
27590 (aarch_macro_fusion_pair_p): Add support for AES fusion.
27591 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
27593 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
27595 * timevar.def (TV_PHASE_DBGINFO): Delete.
27596 (TV_PHASE_CHECK_DBGINFO): Likewise.
27597 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
27599 2016-02-10 Richard Biener <rguenther@suse.de>
27601 PR tree-optimization/69719
27602 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
27603 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
27605 2016-02-09 Andrew Pinski <apinski@cavium.com>
27608 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
27609 get_vcond_mask_icode returns false.
27611 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
27614 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
27615 an ADDIS that adds a pointer to a large constant that sets the
27616 upper16 bits with a load operation.
27618 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
27621 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
27623 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
27625 (vzipq_s16): Likewise.
27626 (vzipq_s32): Likewise.
27627 (vzipq_f32): Likewise.
27628 (vzipq_u8): Likewise.
27629 (vzipq_u16): Likewise.
27630 (vzipq_u32): Likewise.
27631 (vzipq_p8): Likewise.
27632 (vzipq_p16): Likewise.
27634 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
27637 * config/arm/arm.c (neon_endian_lane_map): New function.
27638 (neon_vector_pair_endian_lane_map): New function.
27639 (arm_evpc_neon_vuzp): Allow for big endian lane order.
27640 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
27642 (vuzpq_s16): Likewise.
27643 (vuzpq_s32): Likewise.
27644 (vuzpq_f32): Likewise.
27645 (vuzpq_u8): Likewise.
27646 (vuzpq_u16): Likewise.
27647 (vuzpq_u32): Likewise.
27648 (vuzpq_p8): Likewise.
27649 (vuzpq_p16): Likewise.
27651 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
27654 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
27657 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
27659 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
27660 truncate const_int operand 1 to QImode.
27662 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
27664 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
27665 corresponding to an abnormal edge.
27667 2016-02-09 Tom de Vries <tom@codesourcery.com>
27669 PR tree-optimization/69599
27670 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
27672 (find_func_aliases_for_builtin_call, find_func_clobbers)
27673 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
27676 2016-02-09 Richard Biener <rguenther@suse.de>
27678 PR tree-optimization/69715
27679 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
27680 LHS on calls as non-rewritable.
27682 2016-02-09 Tom de Vries <tom@codesourcery.com>
27685 * lto-wrapper.c (append_diag_options): New function.
27686 (compile_offload_image): Call append_diag_options.
27688 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
27691 * doc/extend.texi (Flag Output Operands): Correct sectioning.
27692 Minor copy-edit to fix verb tenses.
27694 2016-02-08 Jakub Jelinek <jakub@redhat.com>
27696 PR tree-optimization/69209
27697 * ipa-split.c (split_function): If split part is not
27698 returning retval, retval has gimple type but is not
27699 gimple value, force it into a SSA_NAME first.
27701 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
27703 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
27706 2016-02-08 Jason Merrill <jason@redhat.com>
27709 * convert.c (convert_to_integer_1): Check dofold on truncation
27711 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
27712 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
27713 Rename from *_nofold.
27714 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
27715 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
27717 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
27720 * tree.c (build_common_tree_nodes): Remove short_double argument.
27721 All callers changed.
27722 * tree.h (build_common_tree_nodes): Adjust declaration.
27723 * doc/invoke.texi (-fshort-double): Remove documentation.
27724 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27725 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
27726 * lto-wrapper.c (merge_and_complain, append_compiler_options)
27727 (append_linker_options): Don't handle OPT_fshort_double.
27729 PR rtl-optimization/68730
27730 * lra-remat.c (insn_to_cand_activation): New static variable.
27731 (lra_remat): Allocate and free it.
27732 (create_cand): New arg activation. Initialize a field in
27733 insn_to_cand_activation if it is nonnull.
27734 (create_cands): Pass the activation insn to create_cand when making
27735 a candidate involving an output reload. Reorganize code a little.
27736 (do_remat): Keep track of active status of candidates in a separate
27739 2016-02-08 Richard Biener <rguenther@suse.de>
27741 PR tree-optimization/69719
27742 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
27743 Properly use absolute of the difference of the two offsets to
27744 compare or adjust the segment length.
27746 2016-02-08 Richard Biener <rguenther@suse.de>
27747 Jeff Law <law@redhat.com>
27750 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
27751 types for anonymous SSA names.
27753 2016-02-08 Richard Biener <rguenther@suse.de>
27755 PR rtl-optimization/69274
27756 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
27758 2016-02-08 Jeff Law <law@redhat.com>
27760 PR tree-optimization/65917
27761 * tree-ssa-dom.c (record_temporary_equivalences): Record both
27762 equivalences from if (x == y) style conditionals.
27763 (loop_depth_of_name): Remove.
27764 (record_equality): Remove loop depth check.
27765 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
27766 (const_and_copies::record_const_or_copy_raw): New member function.
27767 * tree-ssa-scopedtables.c
27768 (const_and_copies::record_const_or_copy_raw): New, factored out of
27769 (const_and_copies::record_const_or_copy): Call new member function.
27771 2016-02-05 Jeff Law <law@redhat.com>
27773 PR tree-optimization/68541
27774 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
27775 (count_stmts_in_block): New function.
27776 (poor_ifcvt_candidate_code): Likewise.
27777 (is_feasible_trace): Add some heuristics to determine when path
27778 splitting is profitable.
27779 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
27780 is a diamond with a single exit.
27782 2016-02-05 Martin Sebor <msebor@redhat.com>
27785 * doc/invoke.texi: Update -Wplacement-new to take an optional
27788 2016-02-06 Richard Henderson <rth@redhat.com>
27791 * tree.c (tree_nop_conversion_p): Do not strip casts into or
27792 out of non-standard address spaces.
27794 2016-02-05 Jakub Jelinek <jakub@redhat.com>
27796 PR rtl-optimization/69691
27797 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
27799 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
27801 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
27802 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
27803 (*ieee128_mfvsrd_64bit): Likewise.
27804 (*ieee128_mfvsrd_32bit): Likewise.
27806 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
27810 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27812 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
27813 instrumented_version.
27815 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
27817 * doc/invoke.texi (Optimize Options): In table of --param options
27818 rename second occurrence of tracer-min-branch-ratio to
27819 tracer-min-branch-probability, rename
27820 tracer-min-branch-ratio-feedback to
27821 tracer-min-branch-probability-feedback and clarify description,
27822 rename sched-spec-state-edge-prob-cutoff to
27823 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
27824 to selsched-insns-to-rename, rename lto-minpartition to
27825 lto-min-partition, delete reorder-blocks-duplicate and
27826 reorder-blocks-duplicate-feedback.
27828 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27830 * config/s390/s390.c (s390_register_info_set_ranges): Remove
27833 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
27835 * doc/extend.texi: S/390: Correct some typos.
27837 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27839 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
27841 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27844 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
27845 (s390_register_info_gprtofpr): Use new macros above.
27846 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
27848 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
27849 its name. Adjust restore and save gpr ranges.
27850 (s390_register_info_set_ranges): New function.
27851 (s390_register_info): Use new macros above. Call
27852 s390_register_info_set_ranges.
27853 (s390_optimize_register_info): Likewise.
27854 (s390_hard_regno_rename_ok): Use new macros.
27855 (s390_hard_regno_scratch_ok): Likewise.
27856 (s390_emit_epilogue): Likewise.
27857 (s390_can_use_return_insn): Likewise.
27858 (s390_optimize_prologue): Likewise.
27859 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
27861 2016-02-05 Jakub Jelinek <jakub@redhat.com>
27864 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
27866 (ix86_option_override_internal): Disable TARGET_STV even for
27867 -m{incoming,preferred}-stack-boundary=3.
27869 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27871 * config.gcc: Mark deprecated rtems targets as obsolete.
27873 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
27875 PR rtl-optimization/64682
27876 PR rtl-optimization/69567
27877 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
27878 before I2 only if the register is both used and set in I2.
27880 2016-02-04 DJ Delorie <dj@redhat.com>
27882 * config/msp430/msp430.c (msp430_start_function): Add function type.
27884 2016-02-04 Jakub Jelinek <jakub@redhat.com>
27887 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
27889 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
27891 PR rtl-optimization/69577
27893 2015-10-29 Richard Henderson <rth@redhat.com>
27897 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
27898 sse check to the exact conditions of PR 67609.
27900 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
27903 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
27904 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
27905 not allowed into the traditional Altivec registers.
27906 (movtd_64bit_nodm): Likewise.
27907 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
27909 2016-02-04 David Malcolm <dmalcolm@redhat.com>
27911 * config/aarch64/cortex-a57-fma-steering.c
27912 (aarch64_register_fma_steering): Remove "static" from arguments
27915 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
27918 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
27919 twice when complex.
27921 2016-02-04 Mike Frysinger <vapier@gentoo.org>
27923 * doc/invoke.texi: Delete -mno-fma4.
27925 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
27927 PR rtl-optimization/69577
27928 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
27929 (find_subregs_of_mode): Update accordingly. Iterate over partial
27932 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
27934 * config/arm/arm-protos.h (neon_reinterpret): Remove.
27935 * config/arm/arm.c (neon_reinterpret): Remove.
27936 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
27937 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
27938 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
27939 vreinterpretti): Remove.
27940 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
27941 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
27942 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
27943 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
27944 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
27945 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
27946 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
27947 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
27948 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
27949 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
27950 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
27951 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
27952 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
27953 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
27954 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
27955 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
27956 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
27957 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
27958 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
27959 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
27960 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
27961 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
27962 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
27963 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
27964 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
27965 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
27966 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
27967 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
27968 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
27969 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
27970 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
27971 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
27972 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
27973 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
27974 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
27975 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
27976 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
27977 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
27978 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
27979 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
27980 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
27981 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
27982 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
27983 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
27984 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
27985 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
27986 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
27987 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
27988 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
27989 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
27990 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
27991 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
27992 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
27993 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
27994 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
27995 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
27996 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
27997 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
27998 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
27999 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
28000 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
28001 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
28002 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
28003 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
28004 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
28005 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
28006 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
28007 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
28008 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
28009 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
28010 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
28011 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
28012 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
28013 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
28014 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
28015 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
28016 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
28017 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
28018 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
28019 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
28020 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
28021 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
28022 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
28023 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
28024 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
28025 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
28026 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
28027 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
28028 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
28029 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
28030 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
28031 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
28032 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
28033 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
28034 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
28035 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
28036 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
28037 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
28038 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
28039 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
28040 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
28041 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
28042 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
28044 2016-02-04 Martin Liska <mliska@suse.cz>
28047 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
28048 that are gimple_store_p.
28049 (maybe_instrument_call): Likewise.
28051 2016-02-04 Bin Cheng <bin.cheng@arm.com>
28053 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
28054 register scaling out of memory reference and comment why.
28056 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28060 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
28061 folding the source of a SET.
28063 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28067 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
28068 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
28070 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
28074 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
28077 2016-02-04 Christian Bruel <christian.bruel@st.com>
28079 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
28080 * config/arm/arm.c (arm_set_current_function): Likewise.
28082 2016-02-04 Jakub Jelinek <jakub@redhat.com>
28083 Ilya Enkovich <enkovich.gnu@gmail.com>
28084 H.J. Lu <hongjiu.lu@intel.com>
28087 * config/i386/i386.c (convert_scalars_to_vector): Remove
28088 stack alignment fixes.
28089 (ix86_option_override_internal): Disable TARGET_STV if stack
28090 might not be aligned enough.
28091 (ix86_minimum_alignment): Assert that TARGET_STV is false.
28093 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
28095 * config/i386/x86-tune.def: Disable default prefetching
28098 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
28099 Vladimir Makarov <vmakarov@redhat.com>
28102 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
28103 in validating fused toc addresses.
28105 2016-02-03 Jakub Jelinek <jakub@redhat.com>
28108 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
28109 range->m_caret fields if range->m_show_caret_p is false.
28112 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
28113 Force oldval into register if it does not satisfy reg_or_short_operand
28114 predicate. Fix up formatting.
28116 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
28117 Alexandre Oliva <aoliva@redhat.com>
28120 * lra-constraints.c (simplify_operand_subreg): Check additionally
28121 address validity after potential reloading.
28122 (process_address_1): Check insns validity. In case of failure do
28125 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
28128 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
28131 2016-02-02 Jakub Jelinek <jakub@redhat.com>
28133 * wide-int.cc (canonize_uhwi): New function.
28134 (wi::divmod_internal): Use it.
28136 2016-02-02 James Norris <jnorris@codesourcery.com>
28138 * gimplify.c (omp_notice_variable): Add usage check.
28140 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
28142 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
28143 like LE, GE, LT, GT when emitting relational operator.
28145 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
28147 * ira-costs.c (find_costs_and_classes): Add extra argument.
28148 * target.def (ira_change_pseudo_allocno_class): Add parameter.
28149 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
28150 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
28151 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
28152 Add best_class parameter, and return it if not ALL_REGS.
28153 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
28155 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
28156 Update target hook.
28158 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
28160 * config/aarch64/aarch64.c
28161 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
28162 (aarch64_ira_change_pseudo_allocno_class): New function.
28164 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
28167 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
28169 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
28171 * config/avr/avr.c (avr_option_override): Set
28172 PARAM_ALLOW_STORE_DATA_RACES to 1.
28174 2016-02-02 Richard Biener <rguenther@suse.de>
28176 PR tree-optimization/69595
28177 * match.pd: Add range test simplifications to true/false.
28179 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
28181 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
28182 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
28185 2016-02-02 Richard Biener <rguenther@suse.de>
28187 PR tree-optimization/69606
28188 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
28189 info on the result before moving a stmt.
28191 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
28193 PR middle-end/68542
28194 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
28195 branch with vector comparison.
28196 * config/i386/sse.md (VI48_AVX): New mode iterator.
28197 (define_expand "cbranch<mode>4): Add support for conditional branch
28198 with vector comparison.
28199 * tree-vect-loop.c (optimize_mask_stores): New function.
28200 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
28201 has_mask_store field of vect_info.
28202 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
28203 vectorized loops having masked stores after vec_info destroy.
28204 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
28205 correspondent macros.
28206 (optimize_mask_stores): Add prototype.
28208 2016-02-02 Alan Modra <amodra@gmail.com>
28211 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
28214 2016-02-02 Alan Modra <amodra@gmail.com>
28217 * config/rs6000/rs6000.c (need_toc_init): New var, set it
28218 whenever toc_label_name used.
28219 (rs6000_file_start): Don't set up toc section here,
28220 (rs6000_output_function_epilogue): do so here instead,
28221 (rs6000_xcoff_file_start): and here.
28222 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
28223 (load_toc_aix_di): Likewise.
28225 2016-02-01 Jakub Jelinek <jakub@redhat.com>
28227 PR rtl-optimization/69592
28228 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
28229 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
28230 (num_sign_bit_copies_binary_arith_p): New inline function.
28231 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
28233 2016-02-01 Jeff Law <law@redhat.com>
28235 PR tree-optimization/69580
28236 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
28237 * tree-ssa-threadbackward.c
28238 (fsm_find_control_statement_thread_paths): Do not try to walk
28239 through large PHI nodes.
28241 2016-02-01 Jakub Jelinek <jakub@redhat.com>
28243 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
28244 when count is incremented above limit, don't analyze further
28247 * omp-low.c (oacc_parse_default_dims): Avoid
28248 -Wsign-compare warning, make sure value fits into int
28249 rather than just unsigned int.
28251 2016-02-01 Bin Cheng <bin.cheng@arm.com>
28253 PR tree-optimization/67921
28254 * fold-const.c (split_tree): New parameters. Convert pointer
28255 type variable part to proper type before negating.
28256 (fold_binary_loc): Pass new arguments to split_tree.
28258 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
28260 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
28261 (nvptx_goacc_validate_dims): Extend to handle global defaults.
28262 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
28263 * doc/tm.texti: Rebuilt.
28264 * doc/invoke.texi (fopenacc-dim): Document.
28265 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
28266 (append_compiler_options): Likewise.
28267 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
28268 (oacc_parse_default_dims): New.
28269 (oacc_validate_dims): Add USED arg. Select non-unity default when
28271 (oacc_loop_fixed_partitions): Return mask of used partitions.
28272 (oacc_loop_auto_partitions): Emit dump info.
28273 (oacc_loop_partition): Return mask of used partitions.
28274 (execute_oacc_device_lower): Parse default dimension arg. Adjust
28275 loop partitioning and validation calls.
28277 2016-02-01 Richard Biener <rguenther@suse.de>
28279 PR middle-end/69556
28280 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
28282 2016-02-01 Richard Biener <rguenther@suse.de>
28284 PR tree-optimization/69574
28285 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
28286 of asserting return chrec_dont_know.
28288 2016-02-01 Martin Liska <mliska@suse.cz>
28290 * mem-stats-traits.h: Add copyright header.
28291 * mem-stats.h: Likewise.
28293 2016-02-01 Richard Biener <rguenther@suse.de>
28295 PR tree-optimization/69579
28296 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
28297 Do not propagate through abnormal PHI results.
28299 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
28301 * postreload.c (reload_cse_simplify): Remove dead code.
28303 2016-02-01 Jakub Jelinek <jakub@redhat.com>
28305 PR rtl-optimization/69570
28306 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
28307 if there is more than one set, not if there is a single set.
28309 2016-02-01 Richard Henderson <rth@redhat.com>
28312 * combine.c (make_compound_operation): When looking through a
28313 subreg, make sure to re-extend to the width of the outer mode.
28315 2016-01-30 Jakub Jelinek <jakub@redhat.com>
28317 PR tree-optimization/69546
28318 * wide-int.cc (wi::divmod_internal): For unsigned division
28319 where both operands fit into uhwi, if o1 is 1 and o0 has
28320 msb set, if divident_prec is larger than bits per hwi,
28321 clear another quotient word and return 2 instead of 1.
28322 Similarly for remainder with msb in HWI set, if dividend_prec
28323 is larger than bits per hwi.
28325 2016-01-29 Martin Jambor <mjambor@suse.cz>
28327 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
28328 Use short lowercase names.
28329 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
28330 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
28331 acq_rel one. Protect warning agains segfaults if
28332 get_memory_order_name returns NULL.
28333 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
28334 with release semantics. Do not warn if get_memory_order already did.
28335 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
28336 semantics. Fix check for relaxed or acquire semantics. Do not warn
28337 if get_memory_order already did.
28339 2016-01-29 Sebastian Pop <s.pop@samsung.com>
28341 * doc/install.texi: Document that isl-0.16 is supported.
28343 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
28346 * config/i386/constraints.md (Bm): Describe as special memory
28348 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
28349 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
28350 * genpreds.c (struct constraint_data): Add is_special_memory.
28351 (have_special_memory_constraints, special_memory_start): New
28353 (special_memory_end): Ditto.
28354 (add_constraint): Add new arg is_special_memory. Add code to
28355 process its true value. Update have_special_memory_constraints.
28356 (process_define_constraint): Pass the new arg.
28357 (process_define_register_constraint): Ditto.
28358 (choose_enum_order): Process special memory.
28359 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
28360 function insn_extra_special_memory_constraint.
28361 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
28362 * gensupport.c (process_rtx): Process
28363 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
28364 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
28365 * ira-lives.c (single_reg_class): Use
28366 insn_extra_special_memory_constraint.
28367 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
28368 * lra-constraints.c (process_alt_operands): Ditto.
28369 (curr_insn_transform): Use insn_extra_special_memory_constraint.
28370 * recog.c (asm_operand_ok, preprocess_constraints): Process
28372 * reload.c (find_reloads): Ditto.
28373 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
28374 * stmt.c (parse_input_constraint): Use
28375 insn_extra_special_memory_constraint.
28377 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
28380 * lra-splill.c (lra_final_code_change): Revert r229087 by
28381 removing all sub-registers.
28383 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
28386 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
28388 2016-01-29 Jakub Jelinek <jakub@redhat.com>
28391 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
28392 SSE1, copy target into the temporary reg first before recursing
28395 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
28397 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
28400 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
28402 * ginclude/stdarg.h: Test __cplusplus instead of
28403 __GXX_EXPERIMENTAL_CXX0X__.
28405 2016-01-29 Richard Biener <rguenther@suse.de>
28407 PR tree-optimization/69547
28408 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
28409 Do not mark clobbers necessary.
28410 (mark_all_reaching_defs_necessary_1): Likewise.
28412 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
28414 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
28415 declaration name with %qs and print it in both error messages.
28416 Also fix indentation.
28418 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
28421 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
28422 trailing blank line from error message.
28424 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
28427 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
28430 2016-01-29 Richard Biener <rguenther@suse.de>
28432 PR middle-end/69537
28433 * match.pd: Allow all integral types when simplifying a
28434 widening or sign-changing conversion.
28436 2016-01-28 Sebastian Pop <s.pop@samsung.com>
28438 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
28439 back to setting codegen_error to fail codegen.
28441 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
28444 * config/i386/constraints.md (C): Only accept constant zero operand.
28445 (BC): New constraint.
28446 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
28447 instead of C constraint.
28448 * doc/md.texi (Machine Constraints): Update description
28451 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
28454 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
28456 2016-01-28 Jakub Jelinek <jakub@redhat.com>
28458 PR middle-end/69542
28459 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
28462 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
28464 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
28465 branches if using guessed profile.
28467 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
28469 * graphite-optimize-isl.c (optimize_isl): Fix dump.
28471 2016-01-28 Richard Henderson <rth@redhat.com>
28474 * config/aarch64/aarch64-modes.def (CC_Cmode): New
28475 * config/aarch64/aarch64-protos.h: Update.
28476 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
28477 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
28478 (aarch64_get_condition_code_1): Handle CC_Cmode.
28479 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
28480 (*add<mode>3_compareC_cconly_imm): New.
28481 (*add<mode>3_compareC_cconly): New.
28482 (*add<mode>3_compareC_imm): New.
28483 (add<mode>3_compareC): New.
28484 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
28485 to be first. Use aarch64_carry_operation.
28486 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
28487 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
28488 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
28489 (subti3): Use subdi3_compare1.
28490 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
28491 (sub<mode>3_compare1): New.
28492 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
28493 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
28494 (*subsi3_carryin_uxtw): Likewise.
28495 (*ngc<mode>, *ngcsi_uxtw): Likewise.
28496 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
28497 * config/aarch64/iterators.md (DWI): New.
28498 * config/aarch64/predicates.md (aarch64_carry_operation): New.
28499 (aarch64_borrow_operation): New.
28501 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
28503 * graphite-optimize-isl.c (optimize_isl): Print a different debug
28504 message when isl does not return a valid schedule.
28506 2016-01-28 Sebastian Pop <s.pop@samsung.com>
28508 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
28509 Remove comments from class declarations: they are already in the code
28512 2016-01-28 Sebastian Pop <s.pop@samsung.com>
28514 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
28516 (ternary_op_to_tree): Same.
28517 (unary_op_to_tree): Same.
28518 (nary_op_to_tree): Same.
28519 (gcc_expression_from_isl_expr_op): Same.
28520 (gcc_expression_from_isl_expression): Same.
28521 (graphite_create_new_loop): Same.
28522 (graphite_create_new_loop_guard): Same.
28523 (build_iv_mapping): Same.
28524 (graphite_create_new_guard): Same.
28525 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
28526 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
28528 2016-01-28 Sebastian Pop <s.pop@samsung.com>
28530 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
28531 instead of setting codegen_error to fail codegen.
28533 2016-01-28 Jason Merrill <jason@redhat.com>
28535 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
28537 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
28539 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
28540 Remove CONST_INT_P check in CCMP cost calculation.
28542 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
28544 * config/aarch64/aarch64.c (generic_vector_cost):
28545 Set vec_permute_cost.
28546 (cortexa57_vector_cost): Likewise.
28547 (exynosm1_vector_cost): Likewise.
28548 (xgene1_vector_cost): Likewise.
28549 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
28550 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
28551 Add vec_permute_cost entry.
28553 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
28555 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
28557 (add<mode>3_compare0): Likewise.
28558 (addsi3_compare0_uxtw): Likewise.
28559 (add<mode>3nr_compare0): Likewise.
28560 (compare_neg<mode>): Likewise.
28561 (<optab><mode>3): Likewise.
28563 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
28565 * tree-vect-stmts.c (vectorizable_comparison): Add
28566 NULL check for vectype.
28568 2016-01-28 Richard Biener <rguenther@suse.de>
28570 PR tree-optimization/69466
28571 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
28572 Account for PHIs we couldn't duplicate.
28574 2016-01-28 Martin Liska <mliska@suse.cz>
28577 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
28578 instead of ENABLE_VALGRIND_CHECKING.
28580 2016-01-27 Richard Henderson <rth@redhat.com>
28583 * lra-remat.c (subreg_regs): New.
28584 (dump_candidates_and_remat_bb_data): Dump it.
28585 (operand_to_remat): Reject if operand in subreg_regs.
28586 (set_bb_regs): Collect subreg_regs.
28587 (lra_remat): Init and free subreg_regs. Compute
28588 calculate_local_reg_remat_bb_data before create_cands.
28590 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
28593 * config/i386/i386.c (ix86_update_stack_boundary): Don't
28594 change stack_alignment_needed for __tls_get_addr call.
28596 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
28598 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
28600 2016-01-27 Jeff Law <law@redhat.com>
28602 PR tree-optimization/68398
28603 PR tree-optimization/69196
28604 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
28605 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
28606 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28607 Only count PHIs in the last block in the path. The others will
28608 const/copy propagate away. Add heuristic to allow more irreducible
28609 subloops to be created when it is likely profitable to do so.
28611 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28612 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
28613 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
28615 2016-01-27 Jakub Jelinek <jakub@redhat.com>
28618 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
28619 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
28620 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
28621 * tree-streamer-in.c: Include asan.h.
28622 (streamer_get_builtin_tree): For builtins in sanitizer
28623 range call initialize_sanitizer_builtins and retry.
28625 2016-01-27 Ian Lance Taylor <iant@google.com>
28627 * common.opt (fkeep-gc-roots-live): New undocumented option.
28628 * tree-ssa-loop-ivopts.c (add_candidate_1): If
28629 -fkeep-gc-roots-live, skip pointers.
28630 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
28633 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
28636 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
28637 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
28639 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
28642 * configure.ac: NetBSD provides SSP in its C library.
28643 * configure: Updated.
28645 2016-01-27 Richard Biener <rguenther@suse.de>
28647 PR tree-optimization/69166
28648 * tree-vect-loop.c (vect_is_simple_reduction): Always check
28649 reduction code for commutativity / associativity.
28651 2016-01-27 Martin Jambor <mjambor@suse.cz>
28653 PR tree-optimization/69355
28654 * tree-sra.c (analyze_access_subtree): Correct hole detection when
28655 total_scalarization fails.
28657 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
28659 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
28662 2016-01-27 Christian Bruel <christian.bruel@st.com>
28665 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
28666 Move arm_reset_previous_fndecl and set_target_option_current_node in
28667 the conditional part. Call save_restore_target_globals.
28668 * config/arm/arm.c (arm_set_current_function):
28669 Refactor to better support #pragma target and attribute mix.
28670 Call save_restore_target_globals.
28671 * config/arm/arm-protos.h (save_restore_target_globals): New function.
28673 2016-01-27 Martin Liska <mliska@suse.cz>
28675 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
28676 reference for an HSA kernel and its host function.
28678 2016-01-27 Jakub Jelinek <jakub@redhat.com>
28680 PR tree-optimization/69399
28681 * wide-int.h (wi::lrshift): For larger precisions, only
28682 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
28684 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
28686 * config/arc/predicates.md (proper_comparison_operator): Reject
28687 constant-constant comparison.
28689 2016-01-26 Tom de Vries <tom@codesourcery.com>
28691 PR tree-optimization/69110
28692 * tree-data-ref.c (initialize_data_dependence_relation): Handle
28693 DR_NUM_DIMENSIONS == 0.
28695 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
28696 Sebastian Pop <s.pop@samsung.com>
28698 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
28699 isl_ast_op_cond and isl_ast_op_select.
28700 (gcc_expression_from_isl_expr_op): Same.
28702 2016-01-26 Jason Merrill <jason@redhat.com>
28705 * tree.c (recompute_constructor_flags): Split out from
28707 (verify_constructor_flags): New.
28708 * tree.h: Declare them.
28710 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
28712 PR rtl-optimization/69217
28713 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
28714 are no TYPE_FIELDS set for the record type.
28716 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28719 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
28720 toc_label_name unconditionally.
28721 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
28722 SYMBOL_REF string. Use toc_label_name instead of constructing
28724 (rs6000_elf_declare_function_name): Use toc_label_name instead of
28725 constructing LCTOC1.
28727 2016-01-26 Martin Sebor <msebor@redhat.com>
28730 * doc/extend.texi (Common Type Attributes): Move text that talks about
28731 attribute packed from attribute aligned to the section discussing
28732 the former attribute for clarity.
28734 2016-01-26 Richard Henderson <rth@redhat.com>
28736 PR middle-end/60908
28737 * trans-mem.c (tm_region_init): Mark entry block as visited.
28739 2016-01-26 David Malcolm <dmalcolm@redhat.com>
28742 * diagnostic-show-locus.c (layout::print_source_line): Replace
28743 call to pp_newline with call to layout::print_newline.
28744 (layout::print_annotation_line): Likewise.
28745 (layout::move_to_column): Likewise.
28746 (layout::print_any_fixits): After printing any fixits, print a
28747 trailing newline, if necessary.
28748 (layout::print_newline): New method, resetting any colorization
28750 (diagnostic_show_locus): Move the pp_newline to before the
28751 early bailout. Remove dummy block enclosing the layout instance.
28752 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
28753 of pp_newline_and_flush with pp_flush.
28754 (diagnostic_append_note): Delete use of pp_newline.
28755 (diagnostic_append_note_at_rich_loc): Delete.
28756 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
28757 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
28758 when newline characters are added to the buffer.
28760 2016-01-26 Michael Matz <matz@suse.de>
28762 * configure.ac (ac_cv_std_swap_in_utility): New test.
28763 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
28764 * configure: Regenerate.
28765 * config.in: Regenerate.
28767 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
28769 * config/arc/arc.md (cstoresi4): Force operand into register.
28770 (arcset<code>): Fix predicate.
28771 (arcsetltu): Likewise.
28772 (arcsetgeu): Likewise.
28773 (arcsethi): Likewise.
28774 (arcsetls): Likewise.
28776 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28778 PR tree-optimization/69483
28779 * gimple-fold.c (canonicalize_constructor_val): Return NULL
28780 if base has error_mark_node type.
28782 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
28785 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
28786 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
28788 (vget_lane_f16): Handle big-endian.
28789 (vgetq_lane_f16): Likewise.
28790 (vset_lane_f16): Likewise.
28791 (vsetq_lane_f16): Likewise.
28792 * config/arm/iterators.md (VQXMOV): Add V8HF.
28793 (VDQ): Add V4HF and V8HF.
28794 (V_reg): Handle V4HF and V8HF.
28795 (Is_float_mode): Likewise.
28796 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
28797 neon_vdup_nv8hf): New patterns.
28798 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
28799 Use VD_LANE iterator.
28800 (neon_vld1_dup<mode>): Use VQ2 iterator.
28802 2016-01-26 Nathan Sidwell <nathan@acm.org>
28804 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
28805 (set_oacc_fn_attrib): Add IS_KERNEL arg.
28806 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
28807 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
28808 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
28809 (oacc_validate_dims): Add LEVEL arg, don't return level.
28810 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
28811 oacc_validate_dims.
28812 (execute_oacc_device_lower): Adjust, add more dump output.
28813 * tree-ssa-loop.c (gate_oacc_kernels): Use
28814 oacc_fn_attrib_kernels_p.
28815 * tree-parloops.c (create_parallel_loop): Adjust
28816 set_oacc_fn_attrib call.
28818 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28821 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
28822 (append_compiler_options): Handle -fcilkplus.
28823 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
28825 2016-01-26 Nick Clifton <nickc@redhat.com>
28828 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
28829 been marked as DECL_ONE_ONLY but we do not the means to make it
28830 so, then do not allow it to bind locally.
28832 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28835 * opts.h (parse_sanitizer_options): New prototype.
28836 * opts.c (sanitizer_opts): New array.
28837 (parse_sanitizer_options): New function.
28838 (common_handle_option): Use parse_sanitizer_options.
28840 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
28843 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
28844 alignment adjustment to ...
28845 (ix86_update_stack_boundary): Here. Don't over-align stack for
28847 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
28848 if __tls_get_addr is called.
28850 2016-01-26 Christian Bruel <christian.bruel@st.com>
28852 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
28854 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
28856 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
28858 2016-01-26 Richard Biener <rguenther@suse.de>
28860 PR middle-end/69467
28861 * match.pd: Guard X * CST CMP 0 pattern with single_use.
28863 2016-01-26 Richard Biener <rguenther@suse.de>
28865 PR tree-optimization/69452
28866 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
28867 (move_computations_dom_walker::before_dom_children): Rename
28869 (move_computations_worker): This.
28870 (move_computations): Perform an RPO rather than a DOM walk.
28872 2016-01-26 Jakub Jelinek <jakub@redhat.com>
28875 * combine.c (combine_instructions): For REG_EQUAL note with
28876 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
28877 to the underlying register.
28878 * doc/rtl.texi (REG_EQUAL): Document the behavior of
28879 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
28881 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
28884 * config/aarch64/aarch64-builtins.c
28885 (aarch64_init_simd_builtin_types): Do not set structural
28886 equality to __Poly{8,16,64,128}_t types.
28888 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
28890 PR tree-optimization/69400
28891 * wide-int.cc (wi_pack): Take the precision as argument and
28892 perform canonicalization here rather than in the callers.
28893 Use the main loop to handle all full-width HWIs. Add a
28894 zero HWI if in_len isn't a full result.
28895 (wi::divmod_internal): Update accordingly.
28896 (wi::mul_internal): Likewise. Simplify.
28898 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
28899 Sebastian Pop <s.pop@samsung.com>
28901 * graphite-poly.c (apply_poly_transforms): Simplify.
28902 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
28903 (print_isl_map): Same.
28904 (print_isl_union_map): Same.
28905 (print_isl_schedule): New.
28906 (debug_isl_schedule): New.
28907 * graphite-dependences.c (scop_get_reads): Do not call
28908 isl_union_map_add_map that is undocumented isl functionality.
28909 (scop_get_must_writes): Same.
28910 (scop_get_may_writes): Same.
28911 (scop_get_original_schedule): Remove.
28912 (scop_get_dependences): Do not call isl_union_map_compute_flow that
28913 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
28914 (compute_deps): Remove.
28915 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
28916 (debug_schedule_ast): New.
28917 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
28918 set_separate_option.
28919 (graphite_regenerate_ast_isl): Add dump.
28920 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
28921 from scop->transformed_schedule.
28922 (graphite_regenerate_ast_isl): Add more dump.
28923 * graphite-optimize-isl.c (optimize_isl): Set
28924 scop->transformed_schedule. Check whether schedules are equal.
28925 (apply_poly_transforms): Move here.
28926 * graphite-poly.c (apply_poly_transforms): ... from here.
28927 (free_poly_bb): Static.
28928 (free_scop): Static.
28929 (pbb_number_of_iterations_at_time): Remove.
28930 (print_isl_ast): New.
28931 (debug_isl_ast): New.
28932 (debug_scop_pbb): New.
28933 * graphite-scop-detection.c (print_edge): Move.
28934 (print_sese): Move.
28935 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
28936 (build_scop_scattering): Remove.
28937 (create_pw_aff_from_tree): Assert instead of bailing out.
28938 (add_condition_to_pbb): Remove unused code, do not fail.
28939 (add_conditions_to_domain): Same.
28940 (add_conditions_to_constraints): Remove.
28941 (build_scop_context): New.
28942 (add_iter_domain_dimension): New.
28943 (build_iteration_domains): Initialize pbb->iterators.
28944 Call add_conditions_to_domain.
28947 (index_outermost_in_loop): New.
28948 (index_pbb_in_loop): New.
28949 (outermost_pbb_in): New.
28950 (add_in_sequence): New.
28951 (add_outer_projection): New.
28952 (outer_projection_mupa): New.
28953 (add_loop_schedule): New.
28954 (build_schedule_pbb): New.
28955 (build_schedule_loop): New.
28956 (embed_in_surrounding_loops): New.
28957 (build_schedule_loop_nest): New.
28958 (build_original_schedule): New.
28959 (build_poly_scop): Call build_original_schedule.
28960 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
28961 (free_poly_dr): Remove.
28962 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
28963 (free_poly_bb): Remove.
28964 (debug_loop_vec): Remove.
28965 (print_isl_ast): Declare.
28966 (debug_isl_ast): Declare.
28967 (scop_do_interchange): Remove.
28968 (scop_do_strip_mine): Remove.
28969 (scop_do_block): Remove.
28970 (flatten_all_loops): Remove.
28971 (optimize_isl): Remove.
28972 (pbb_number_of_iterations_at_time): Remove.
28973 (debug_scop_pbb): Declare.
28974 (print_schedule_ast): Declare.
28975 (debug_schedule_ast): Declare.
28976 (struct scop): Remove schedule. Add original_schedule,
28977 transformed_schedule.
28978 (free_gimple_poly_bb): Remove.
28979 (print_generated_program): Remove.
28980 (debug_generated_program): Remove.
28981 (unify_scattering_dimensions): Remove.
28982 * sese.c (print_edge): ... here.
28983 (print_sese): ... here.
28984 (debug_edge): ... here.
28985 (debug_sese): ... here.
28986 * sese.h (print_edge): Declare.
28987 (print_sese): Declare.
28988 (dump_edge): Declare.
28989 (dump_sese): Declare.
28991 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
28992 Sebastian Pop <s.pop@samsung.com>
28994 * Makefile.in: Set ISLVER in site.exp.
28996 2016-01-25 Jakub Jelinek <jakub@redhat.com>
28998 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
28999 DECL_VALUE_EXPR of new_var even for the non-array case. Look
29000 through DECL_VALUE_EXPR for expansion.
29002 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
29004 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
29005 the frame info after reload completed.
29007 2016-01-25 Jeff Law <law@redhat.com>
29009 PR tree-optimization/69196
29010 PR tree-optimization/68398
29011 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
29012 tree-ssa-threadupdate.c.
29013 (determine_bb_domination_status): Prototype
29014 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
29015 (determine_bb_domination_status): No longer static.
29016 (valid_jump_thread_path): Remove code to detect characteristics
29017 of the jump thread path not associated with correctness.
29018 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
29019 Correct test for thread path length. Count PHIs for real operands as
29020 statements that need to be copied. Do not count ASSERT_EXPRs.
29021 Look at all the blocks in the thread path. Compute and selectively
29022 filter thread paths based on threading through the latch, threading
29023 a multiway branch or crossing a multiway branch.
29025 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29027 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
29028 decl with __attribute__ ((unused)) annotation.
29030 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
29033 * tree-vect-stmts.c (vectorizable_condition): Check vectype
29034 of operands is compatible with a statement vectype.
29036 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
29038 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
29039 improve wording for mixed storage order support.
29041 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
29043 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
29044 (vcvt_u64_f64): Likewise.
29045 (vcvta_s64_f64): Likewise.
29046 (vcvta_u64_f64): Likewise.
29047 (vcvtm_s64_f64): Likewise.
29048 (vcvtm_u64_f64): Likewise.
29049 (vcvtn_s64_f64): Likewise.
29050 (vcvtn_u64_f64): Likewise.
29051 (vcvtp_s64_f64): Likewise.
29052 (vcvtp_u64_f64): Likewise.
29054 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
29056 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
29057 (arc_init): Check validity mll64 option.
29058 (arc_save_restore): Use double load/store instruction.
29059 (arc_expand_movmem): Likewise.
29060 (arc_split_move): Don't split if we have double load/store
29061 instructions. Returns a boolean.
29062 (arc_process_double_reg_moves): Change function to return boolean
29063 instead of a sequence of instructions.
29064 (arc_dwarf_register_span): New function.
29065 * config/arc/arc-protos.h (arc_split_move): Change prototype.
29066 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
29067 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
29068 (*movdf_insn): Likewise.
29069 * config/arc/arc.opt (mll64): New option.
29070 * config/arc/predicates.md (even_register_operand): New predicate.
29071 * doc/invoke.texi (ARC Options): Add mll64 documentation.
29073 2016-01-25 Richard Biener <rguenther@suse.de>
29076 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
29077 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
29079 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
29081 2016-01-25 Richard Biener <rguenther@suse.de>
29083 PR tree-optimization/69376
29084 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
29086 (VN_INFO_ANTI_RANGE_P): New inline.
29087 (VN_INFO_RANGE_TYPE): Likewise.
29088 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
29089 SSA_NAME_ANTI_RANGE_P.
29090 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
29091 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
29092 Properly query VN_INFO_RANGE_TYPE.
29094 2016-01-25 Nick Clifton <nickc@redhat.com>
29097 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
29099 2016-01-23 Tom de Vries <tom@codesourcery.com>
29101 PR tree-optimization/69426
29102 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
29105 2016-01-23 Jakub Jelinek <jakub@redhat.com>
29107 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
29108 "the the" with "the" in the comments.
29109 * ipa-devirt.c (build_type_inheritance_graph,
29110 update_type_inheritance_graph): Likewise.
29111 * tree.c (build_function_type_list_1): Likewise.
29112 * cfgloopmanip.c (scale_loop_profile): Likewise.
29113 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
29114 * gimple-ssa-split-paths.c
29115 (find_block_to_duplicate_for_splitting_paths): Likewise.
29116 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
29117 * expr.c (convert_move): Likewise.
29118 * var-tracking.c (vt_stack_adjustments): Likewise.
29119 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
29120 * tree-vrp.c (test_for_singularity): Likewise.
29122 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
29123 directly instead of building a temporary tree.
29126 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
29127 remove <algorithm> include.
29129 2016-01-22 Jakub Jelinek <jakub@redhat.com>
29132 * config/i386/i386.c: Include dojump.h.
29133 (expand_small_movmem_or_setmem,
29134 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
29136 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
29137 if dynamic_check != -1.
29139 2016-01-21 Jeff Law <law@redhat.com>
29141 PR middle-end/69347
29142 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
29143 record_temporary_equivalences. Rewritten to avoid unnecessary calls
29144 into dominated_by_p.
29145 (cprop_into_successor_phis): Avoid unnecessary tests.
29147 2016-01-22 Richard Henderson <rth@redhat.com>
29150 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
29151 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
29153 2016-01-22 Michael Matz <matz@suse.de>
29155 * system.h (string, algorithm): Include only conditionally.
29156 (new): Include always under C++.
29157 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
29158 * final.c (toplevel): Ditto.
29159 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
29160 * genconditions.c (write_header): Make gencondmd.c define
29162 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
29164 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
29165 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
29167 2016-01-22 Christian Bruel <christian.bruel@st.com>
29170 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
29172 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29175 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
29176 define_insn_and_split. Ensure operands[1] and operands[0] do not
29177 get assigned the same register.
29179 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
29181 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
29183 2016-01-22 Christian Bruel <christian.bruel@st.com>
29185 * config/arm/arm-c.c (arm_pragma_target_parse):
29186 Remove warn_builtin_macro_redefined overwrite.
29188 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
29190 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
29191 flag_non_call_exceptions compatibility.
29193 2016-01-22 Jakub Jelinek <jakub@redhat.com>
29196 * dwarf2out.c (add_child_die_after): New function.
29197 (dwarf_qual_info_t): New type.
29198 (dwarf_qual_info): New variable.
29199 (qualified_die_p): New function.
29200 (modified_type_die): For -fdebug-types-section, ensure
29201 canonical order of qualifiers. Put qualified DIEs adjacent
29202 to the corresponding non-qualified type DIE and search there
29203 for existing qualified DIEs.
29205 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
29207 * doc/extend.texi (scalar_storage_order type attribute): Document
29208 restriction on type punning and aliasing, and remove future tense.
29210 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
29213 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
29216 2016-01-21 Jeff Law <law@redhat.com>
29218 PR middle-end/69347
29219 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
29220 useless call to record_temporary_equivalences.
29221 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
29222 allocate 10 slots in the bb_path vector and let it grow as needed.
29223 (fsm_find_control_statement_thread_paths): Similarly for the next_path
29226 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
29228 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
29230 * configure: Regenerate.
29232 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
29234 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
29235 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
29237 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
29239 PR middle-end/66178
29240 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
29241 drop EXPAND_INITIALIZER.
29242 * rtl.h (contains_symbolic_reference_p): Declare.
29243 * rtlanal.c (contains_symbolic_reference_p): New function.
29244 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
29245 a subtraction into a NOT if symbolic constants are involved.
29247 2016-01-21 Anton Blanchard <anton@samba.org>
29248 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29251 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
29253 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
29256 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
29258 * config/microblaze/microblaze.c
29259 (get_branch_target): New.
29260 (insert_wic_for_ilb_runout): New.
29262 (microblaze_machine_dependent_reorg): New.
29263 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
29264 * config/microblaze/microblaze.md
29265 (UNSPEC_IPREFETCH): Define.
29266 (iprefetch): New pattern
29267 * config/microblaze/microblaze.opt
29268 (mxl-prefetch): New flag.
29270 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
29272 * config/microblaze/microblaze.h
29273 (FIXED_REGISTERS): Update in macro.
29274 (CALL_USED_REGISTERS): Update in macro.
29276 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
29278 PR rtl-optimization/68920
29279 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
29282 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
29284 PR rtl-optimization/68990
29285 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
29286 pseudo instead of inheritance ones.
29288 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
29289 Nick Clifton <nickc@redhat.com>
29293 * config/mips/mips.c (mips_compute_frame_info): Initialise
29294 args_size and hard_frame_pointer_offset fields of the frame
29295 structure before calling mips_global_pointer.
29297 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
29299 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
29301 * configure: Regenerate.
29303 2016-01-21 Richard Biener <rguenther@suse.de>
29305 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
29307 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
29309 * config/s390/s390.c (s390_asm_declare_function_size): Add code
29310 to actually emit the .size directive.
29312 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
29313 Jakub Jelinek <jakub@redhat.com>
29317 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
29318 args array size by one to avoid buffer overflow.
29320 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
29322 * config/s390/s390.md (pool_section_start): Use switch_to_section
29323 to select proper read-only data section instead of hardcoding
29325 (pool_section_end): Use switch_to_section to match the above.
29327 2016-01-21 Richard Biener <rguenther@suse.de>
29329 PR tree-optimization/69378
29330 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
29331 (set_ssa_val_to): Use it for dominance checks taking into
29332 account not executable edges.
29334 2016-01-21 Jakub Jelinek <jakub@redhat.com>
29337 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
29338 for bitsize instead of GET_MODE_PRECISION (mode).
29340 2016-01-20 Martin Sebor <msebor@redhat.com>
29343 * extend.texi (__sync Builtins): Clarify the semantics of
29344 __sync_fetch_and_OP built-ins on pointers.
29345 (__atomic Builtins): Same.
29347 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29348 Sebastian Pop <s.pop@samsung.com>
29350 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
29351 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
29352 (is_valid_rename): Same.
29353 (translate_isl_ast_to_gimple::get_rename): Same.
29354 (translate_isl_ast_to_gimple::rename_all_uses): Same.
29355 (translate_isl_ast_to_gimple::rename_uses): Same.
29356 (get_new_name): Check for close_phi nodes.
29357 (copy_loop_phi_args): Use phi_node_kind.
29358 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
29359 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
29361 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29362 Sebastian Pop <s.pop@samsung.com>
29364 Revert commit r229783.
29365 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
29366 Remove use of parameter_rename_map.
29367 (copy_def): Remove.
29368 (copy_internal_parameters): Remove.
29369 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
29370 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
29371 (free_sese_info): Do not free parameter_rename_map.
29372 (set_rename): Do not use parameter_rename_map.
29373 (rename_uses): Update call to set_rename.
29374 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
29375 * sese.h (parameter_rename_map_t): Remove.
29376 (struct sese_info_t): Remove field parameter_rename_map.
29378 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29379 Sebastian Pop <s.pop@samsung.com>
29381 * graphite-isl-ast-to-gimple.c: Fix comment.
29382 * graphite-scop-detection.c (defined_in_loop_p): New.
29383 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
29384 names defined in loop.
29386 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29387 Sebastian Pop <s.pop@samsung.com>
29389 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
29390 Discard unstructured if-then-else regions.
29392 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29393 Sebastian Pop <s.pop@samsung.com>
29395 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
29396 (cleanup_loop_iter_dom): Remove.
29397 (build_loop_iteration_domains): Remove.
29398 (build_scop_context): Remove.
29399 (build_scop_iteration_domain): Remove.
29400 (add_loop_constraints): New.
29401 (build_iteration_domains): New.
29402 (build_poly_scop): Call build_iteration_domains.
29404 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29405 Sebastian Pop <s.pop@samsung.com>
29407 * graphite-scop-detection.c
29408 (scop_detection::harmful_loop_in_region): Free dom and loops.
29409 (scop_detection::loop_body_is_valid_scop): Free bbs.
29411 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29412 Sebastian Pop <s.pop@samsung.com>
29414 * graphite-scop-detection.c (record_loop_in_sese): New.
29415 (gather_bbs::before_dom_children): Call record_loop_in_sese.
29416 (build_scops): Remove call to build_sese_loop_nests.
29417 * sese.c (sese_record_loop): Remove.
29418 (build_sese_loop_nests): Remove.
29419 (new_sese_info): Remove region->loops.
29420 (free_sese_info): Same.
29421 * sese.h (sese_contains_loop): Same.
29422 (build_sese_loop_nests): Remove.
29423 (sese_contains_loop): Remove.
29425 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29426 Sebastian Pop <s.pop@samsung.com>
29428 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
29429 loop_is_valid_in_scop.
29430 (scop_detection::harmful_stmt_in_region): Renamed
29431 harmful_loop_in_region.
29432 Call loop_is_valid_in_scop.
29434 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29435 Sebastian Pop <s.pop@samsung.com>
29437 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
29440 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29441 Sebastian Pop <s.pop@samsung.com>
29443 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
29444 * graphite.h (struct poly_bb): Remove field is_reduction.
29445 (PBB_IS_REDUCTION): Remove.
29447 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
29448 Sebastian Pop <s.pop@samsung.com>
29450 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
29451 (add_pdr_constraints): Same.
29452 (scop_get_reads): Same.
29453 (scop_get_must_writes): Same.
29454 (scop_get_may_writes): Same.
29455 (scop_get_original_schedule): Same.
29456 (extend_schedule): Same.
29457 (apply_schedule_on_deps): Same.
29458 (carries_deps): Same.
29459 (compute_deps): Same.
29460 (scop_get_dependences): Same.
29461 * graphite-isl-ast-to-gimple.c
29462 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
29463 * graphite-optimize-isl.c (get_schedule_for_band): Same.
29464 (get_schedule_for_band_list): Same.
29465 (get_schedule_map): Same.
29466 (apply_schedule_map_to_scop): Same.
29467 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
29468 (build_loop_iteration_domains): Same.
29469 (add_condition_to_pbb): Same.
29470 (add_param_constraints): Same.
29471 (pdr_add_memory_accesses): Same.
29472 (pdr_add_data_dimensions): Same.
29474 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
29476 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
29479 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
29481 * common.opt (feliminate-dwarf2-dups): Replace references to
29482 "DWARF 2" with just "DWARF".
29483 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
29484 * doc/extend.texi: Likewise.
29485 * doc/cpp.texi: Likewise.
29486 * doc/invoke.texi: Likewise.
29487 (Option Summary): Add -gdwarf to list of Debugging Options.
29488 (Debugging Options): Document -gdwarf.
29489 * doc/contrib.texi: Spell "DWARF" like that.
29491 2016-01-21 Jakub Jelinek <jakub@redhat.com>
29493 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
29494 warning. Fix up formatting.
29496 PR middle-end/67653
29497 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
29498 attempt to mark memory input operand addressable and
29499 call prepare_gimple_addressable in that case. Don't adjust
29500 input_location for diagnostics, use error_at instead.
29502 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
29504 * config/rs6000/ppc-auxv.h: New file.
29505 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
29506 (cpu_is): Likewise.
29507 (cpu_supports): Likewise.
29508 * config/rs6000/rs6000.c: include "ppc-auxv.h".
29509 (cpu_is_info): New variable.
29510 (cpu_supports_info): Likewise.
29511 (tcb_verification_symbol): Likewise.
29512 (cpu_builtin_p): Likewise.
29513 (cpu_expand_builtin): New function.
29514 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
29515 (rs6000_init_builtins): Likewise.
29516 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
29517 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
29518 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
29519 * configure: Regenerate.
29520 * config.in: Likewise.
29521 * doc/extend.texi (PowerPC Built-in Functions): Document
29522 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
29524 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
29527 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
29529 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
29532 2016-01-20 Richard Henderson <rth@redhat.com>
29538 * tree.c (tm_define_builtin): New.
29539 (find_tm_vector_type): New.
29540 (build_tm_vector_builtins): New.
29541 (build_common_builtin_nodes): Call it.
29543 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
29545 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
29546 (arm_fp_ok): Likewise.
29547 (arm_fp): Likewise.
29548 (arm_crypto): Likewise.
29550 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
29551 Richard Biener <rguenther@suse.de>
29553 PR tree-optimization/69328
29554 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
29555 vectors have same number of elements.
29556 (vectorizable_condition): Fix masked version recognition.
29558 2016-01-20 Richard Biener <rguenther@suse.de>
29560 PR tree-optimization/69345
29561 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
29562 (VN_INFO_PTR_INFO): Likewise.
29563 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
29564 info when it is equal between non-dominating SSA names.
29565 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
29566 Make sure to look at original SSA infos.
29568 2016-01-20 Jeff Law <law@redhat.com>
29571 * config/m68k/predicates.md (pow2_m1_operand): New predicate
29573 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
29574 (pc_or_label_operand): New predicate.
29575 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
29576 tests for small integers that are 2^n - 1.
29578 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
29580 * doc/invoke.texi (Options Summary): Add '.' after @xref.
29582 2016-01-19 Jeff Law <law@redhat.com>
29584 PR middle-end/69347
29585 * tree-ssa-threadbackwards.c
29586 (fsm_find_control_statement_thread_paths): Do not try to lookup
29587 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
29589 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
29591 * doc/lto.texi: Remove text that says only Gold has linker plugin
29594 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
29596 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
29597 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
29598 the DIE accordingly.
29599 (modified_type_die): Add REVERSE parameter and pass it recursively,
29600 as well as to base_type_die. Adjust presence check accordingly.
29601 (base_type_for_mode): Adjust call to modified_type_die.
29602 (add_type_attribute): Add REVERSE parameter and pass it to
29604 (generic_parameter_die): Adjust call to add_type_attribute.
29605 (add_scalar_info): Likewise.
29606 (add_subscript_info): Likewise.
29607 (gen_array_type_die): Likewise.
29608 (gen_descr_array_type_die): Likewise.
29609 (gen_entry_point_die): Likewise.
29610 (gen_enumeration_type_die): Likewise.
29611 (gen_formal_parameter_die): Likewise.
29612 (gen_subprogram_die): Likewise.
29613 (gen_variable_die ): Likewise.
29614 (gen_const_die): Likewise.
29615 (gen_field_die): Likewise.
29616 (gen_pointer_type_die): Likewise.
29617 (gen_reference_type_die): Likewise.
29618 (gen_ptr_to_mbr_type_die): Likewise.
29619 (gen_inheritance_die): Likewise.
29620 (gen_subroutine_type_die): Likewise.
29621 (gen_typedef_die): Likewise.
29622 (force_type_die): Adjust call to modified_type_die.
29624 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
29626 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
29627 flow throughout the file. Fix broken link to Objective-C 2.0
29629 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
29632 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
29634 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
29636 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29639 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
29640 (maybe_record_node): Record cxa_pure_virtual as the only possible
29641 target if there are not ohter candidates.
29642 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
29644 2016-01-19 Richard Biener <rguenther@suse.de>
29646 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
29647 (get_memory_order): Likewise.
29649 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
29651 * tree-vect-stmts.c (vectorizable_store): Check
29654 2016-01-19 David Malcolm <dmalcolm@redhat.com>
29657 * gcc.c (driver::decode_argv): Add call to
29658 init_opts_obstack before init_options_struct.
29659 * opts.c (init_opts_obstack): Remove idempotency.
29660 (init_options_struct): Replace call to init_opts_obstack
29661 with a gcc_assert to verify that it has already been called.
29662 * toplev.c (toplev::main): Add call to init_opts_obstack before
29663 calls to init_options_struct.
29664 (toplev::finalize): Move cleanup of opts_obstack next to
29665 cleanup of save_decoded_options, clearing the latter, and
29666 save_decoded_options_count.
29668 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29671 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
29672 attribute to unconditional. Remove %? from output template.
29674 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
29675 Jiong Wang <jiong.wang@arm.com>
29677 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
29678 generated from different expand order.
29680 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
29682 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
29683 Add support for CCMP costing.
29685 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
29687 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
29688 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
29689 (fccmpe<mode>): Likewise.
29690 (fcmp): Rename to fcmp and globalize pattern.
29692 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
29693 (aarch64_gen_ccmp_next): Add FP support.
29695 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
29697 * target.def (gen_ccmp_first): Update documentation.
29698 (gen_ccmp_next): Likewise.
29699 * doc/tm.texi (gen_ccmp_first): Update documentation.
29700 (gen_ccmp_next): Likewise.
29701 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
29702 expand_ccmp_expr_1. Improve comments.
29703 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
29704 (ccmp_ior<mode>): Remove pattern.
29705 (cmp<mode>): Remove expand.
29706 (cmp): Globalize pattern.
29707 (cstorecc4): Use cc_register.
29708 (mov<mode>cc): Remove ccmp_cc_register check.
29709 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
29710 Simplify after removal of CC_DNE/* modes.
29711 (aarch64_ccmp_mode_to_code): Remove.
29712 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
29713 In 'k' case use integer as condition.
29714 (aarch64_nzcv_codes): Remove inverted cases.
29715 (aarch64_code_to_ccmode): Remove.
29716 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
29717 comparison with CC register to be used in folowing CCMP/branch/CSEL.
29718 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
29719 pattern. Return the comparison with CC register. Invert conditions
29720 when bitcode is OR.
29721 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
29722 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
29724 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29726 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
29727 instrumented_version.
29729 2016-01-19 Richard Biener <rguenther@suse.de>
29731 PR tree-optimization/69336
29732 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
29733 handled components with get_ref_base_and_extent.
29734 (equal_mem_array_ref_p): Adjust.
29736 2016-01-19 Jakub Jelinek <jakub@redhat.com>
29739 * shrink-wrap.c: Include valtrack.h.
29740 (move_insn_for_shrink_wrap): Add DEBUG argument. If
29741 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
29742 in between insn and where it will be moved to. Call
29743 dead_debug_insert_temp.
29744 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
29745 first and dead_debug_local_finish at the end.
29746 For uses and defs bitmap, handle all regs in between REGNO and
29747 END_REGNO, not just the first one.
29749 2016-01-19 Richard Biener <rguenther@suse.de>
29751 PR tree-optimization/69352
29752 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
29753 (equal_mem_array_ref_p): Constrain size and max size properly.
29754 Compare the reverse flag.
29756 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
29758 * ira.c (ira): Update regstat data if we deleted insns.
29760 2016-01-19 Jakub Jelinek <jakub@redhat.com>
29762 PR rtl-optimization/68955
29763 PR rtl-optimization/64557
29764 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
29765 here. Fix up formatting.
29766 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
29768 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29771 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
29772 assume that the node has body.
29773 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
29776 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29778 * lto-streamer-out.c (lto_output): Do not stream instrumentation
29781 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
29783 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
29784 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
29786 2016-01-19 Martin Jambor <mjambor@suse.cz>
29787 Martin Liska <mliska@suse.cz>
29788 Michael Matz <matz@suse.de>
29790 * Makefile.in (OBJS): Add new source files.
29791 (GTFILES): Add hsa.c.
29792 * common.opt (disable_hsa): New variable.
29793 (-Whsa): New warning.
29794 * config.in (ENABLE_HSA): New.
29795 * configure.ac: Treat hsa differently from other accelerators.
29796 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
29797 $enable_offloading.
29798 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
29799 * doc/install.texi (Configuration): Document --with-hsa-runtime,
29800 --with-hsa-runtime-include, --with-hsa-runtime-lib and
29801 --with-hsa-kmt-lib.
29802 * doc/invoke.texi (-Whsa): Document.
29803 (hsa-gen-debug-stores): Likewise.
29804 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
29805 to invoke offload compiler for hsa acclerator.
29806 * opts.c (common_handle_option): Determine whether HSA offloading
29807 should be performed.
29808 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
29809 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
29810 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
29811 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
29812 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
29813 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
29814 GF_OMP_FOR_KIND_GRID_LOOP.
29815 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
29816 (pp_gimple_stmt_1): Likewise.
29817 * gimple-walk.c (walk_gimple_stmt): Likewise.
29818 * gimple.c (gimple_build_omp_grid_body): New function.
29819 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
29820 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
29821 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
29822 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
29823 GF_OMP_TEAMS_GRID_PHONY.
29824 (gimple_statement_omp_single_layout): Updated comments.
29825 (gimple_build_omp_grid_body): New function.
29826 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
29827 (gimple_omp_for_grid_phony): New function.
29828 (gimple_omp_for_set_grid_phony): Likewise.
29829 (gimple_omp_parallel_grid_phony): Likewise.
29830 (gimple_omp_parallel_set_grid_phony): Likewise.
29831 (gimple_omp_teams_grid_phony): Likewise.
29832 (gimple_omp_teams_set_grid_phony): Likewise.
29833 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
29834 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
29835 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
29836 (BUILT_IN_GOMP_TARGET): Updated type.
29837 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
29838 (adjust_for_condition): New function.
29839 (get_omp_for_step_from_incr): Likewise.
29840 (extract_omp_for_data): Moved parts to adjust_for_condition and
29841 get_omp_for_step_from_incr.
29842 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
29843 (fixup_child_record_type): Bail out if receiver_decl is NULL.
29844 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
29845 (scan_omp_parallel): Do not create child functions for phony
29847 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
29848 (scan_omp_1_op): Checking assert we are not remapping to
29849 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
29850 (parallel_needs_hsa_kernel_p): New function.
29851 (expand_parallel_call): Register apprpriate parallel child
29852 functions as HSA kernels.
29853 (grid_launch_attributes_trees): New type.
29854 (grid_attr_trees): New variable.
29855 (grid_create_kernel_launch_attr_types): New function.
29856 (grid_insert_store_range_dim): Likewise.
29857 (grid_get_kernel_launch_attributes): Likewise.
29858 (get_target_argument_identifier_1): Likewise.
29859 (get_target_argument_identifier): Likewise.
29860 (get_target_argument_value): Likewise.
29861 (push_target_argument_according_to_value): Likewise.
29862 (get_target_arguments): Likewise.
29863 (expand_omp_target): Call get_target_arguments instead of looking
29864 up for teams and thread limit.
29865 (grid_expand_omp_for_loop): New function.
29866 (grid_arg_decl_map): New type.
29867 (grid_remap_kernel_arg_accesses): New function.
29868 (grid_expand_target_kernel_body): New function.
29869 (expand_omp): Call it.
29870 (lower_omp_for): Do not emit phony constructs.
29871 (lower_omp_taskreg): Do not emit phony constructs but create for them
29872 a temporary variable receiver_decl.
29873 (lower_omp_taskreg): Do not emit phony constructs.
29874 (lower_omp_teams): Likewise.
29875 (lower_omp_grid_body): New function.
29876 (lower_omp_1): Call it.
29877 (grid_reg_assignment_to_local_var_p): New function.
29878 (grid_seq_only_contains_local_assignments): Likewise.
29879 (grid_find_single_omp_among_assignments_1): Likewise.
29880 (grid_find_single_omp_among_assignments): Likewise.
29881 (grid_find_ungridifiable_statement): Likewise.
29882 (grid_target_follows_gridifiable_pattern): Likewise.
29883 (grid_remap_prebody_decls): Likewise.
29884 (grid_copy_leading_local_assignments): Likewise.
29885 (grid_process_kernel_body_copy): Likewise.
29886 (grid_attempt_target_gridification): Likewise.
29887 (grid_gridify_all_targets_stmt): Likewise.
29888 (grid_gridify_all_targets): Likewise.
29889 (execute_lower_omp): Call grid_gridify_all_targets.
29890 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
29891 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
29892 (tree_omp_clause): Added union field dimension.
29893 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
29894 * tree.c (omp_clause_num_ops): Added number of arguments of
29895 OMP_CLAUSE__GRIDDIM_.
29896 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
29897 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
29898 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
29899 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
29900 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
29901 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
29902 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
29903 * tree-pass.h (make_pass_gen_hsail): Declare.
29904 (make_pass_ipa_hsa): Likewise.
29905 * ipa-hsa.c: New file.
29906 * lto-section-in.c (lto_section_name): Add hsa section name.
29907 * lto-streamer.h (lto_section_type): Add hsa section.
29908 * timevar.def (TV_IPA_HSA): New.
29909 * hsa-brig-format.h: New file.
29910 * hsa-brig.c: New file.
29911 * hsa-dump.c: Likewise.
29912 * hsa-gen.c: Likewise.
29915 * toplev.c (compile_file): Call hsa_output_brig.
29916 * hsa-regalloc.c: New file.
29918 2016-01-18 Jeff Law <law@redhat.com>
29920 PR tree-optimization/69320
29921 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
29922 ranged object, do nothing if the RHS constant is not [0..1].
29923 (optimize_stmt): Comparing a boolean ranged object against a
29924 constant outside [0..1] results in a compile-time constant.
29926 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
29929 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
29931 * doc/invoke.texi (Invoking GCC): Add new section to menu.
29932 (Option Summary): Update to reflect new section and moved options.
29933 (C++ Dialect Options): Move -fstats to new section.
29934 (Debugging Options): Move all dump, statistics, and other GCC
29935 developer options to new section. Rewrite section introduction
29936 and re-order remaining options to put the more basic ones first.
29937 (Optimization Options): Move -fira-verbose and -flto-report* to
29939 (Developer Options): New section incorporating moved options.
29940 * doc/cppopts.texi (-dM): Update cross-reference.
29942 2016-01-18 Richard Henderson <rth@redhat.com>
29945 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
29946 operands to pseudo only if CSE is expected. Split long immediate
29947 operands only after reload, and for the stack pointer.
29948 (*add<GPI>3_pluslong): Remove.
29949 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
29950 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
29951 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
29952 (*add<GPI>3 peepholes): New.
29953 (*add<GPI>3 splitters): New.
29954 * config/aarch64/constraints.md (Upl): New.
29955 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
29957 2016-01-18 Richard Biener <rguenther@suse.de>
29959 PR tree-optimization/69297
29960 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
29962 (vect_bb_vectorization_profitable_p): Clear visited flag again.
29964 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
29966 PR middle-end/68542
29967 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
29968 of mixind vector and scalar types.
29969 (fold_relational_const): Add handling of vector
29970 comparison with boolean result.
29971 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
29972 comparison of vector operands with boolean result for EQ/NE only.
29973 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
29974 (verify_gimple_cond): Likewise.
29975 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
29978 2016-01-18 Joseph Myers <joseph@codesourcery.com>
29980 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
29983 2016-01-18 Richard Biener <rguenther@suse.de>
29985 PR middle-end/69308
29986 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
29988 2016-01-18 Tom de Vries <tom@codesourcery.com>
29990 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
29992 2016-01-18 Tom de Vries <tom@codesourcery.com>
29994 * omp-low.c (set_oacc_fn_attrib): Make extern.
29995 * omp-low.h (set_oacc_fn_attrib): Declare.
29996 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
29997 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
29998 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
29999 Add and handle function parameter oacc_kernels_p.
30000 (find_reduc_addr, get_omp_data_i_param): New function.
30001 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
30002 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
30003 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
30004 Calculate dominance info. Skip loops that are not in a kernels region
30005 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
30006 (pass_parallelize_loops::execute): Call parallelize_loops with
30007 oacc_kernels_p argument.
30008 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
30009 New member function.
30010 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
30011 * passes.def: Add argument to pass_parallelize_loops instantation.
30013 2016-01-18 Tom de Vries <tom@codesourcery.com>
30015 * tree-parloops.c (pass_parallelize_loops::execute): Allow
30016 pass_parallelize_loops to be run outside the loop pipeline.
30018 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
30020 * tree-scalar-evolution.c (follow_copies_to_constant): New.
30021 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
30023 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
30026 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
30027 using get_ref_base_and_extent.
30028 (equal_mem_array_ref_p): New.
30029 (hashable_expr_equal_p): Add call to previous.
30031 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
30034 * tree-sra.c (disqualified_constants, constant_decl_p): New.
30035 (sra_initialize): Allocate disqualified_constants.
30036 (sra_deinitialize): Free disqualified_constants.
30037 (disqualify_candidate): Update disqualified_constants when appropriate.
30038 (create_access): Scan for constant-pool entries as we go along.
30039 (scalarizable_type_p): Add check against type_contains_placeholder_p.
30040 (maybe_add_sra_candidate): Allow constant-pool entries.
30041 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
30042 (initialize_constant_pool_replacements): New.
30043 (sra_modify_assign): Avoid mangling assignments created by previous,
30044 and don't generate writes into constant pool.
30045 (sra_modify_function_body): Call initialize_constant_pool_replacements.
30047 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
30049 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
30050 andnot instruction.
30051 (scalar_chain::convert_op): Likewise.
30052 * config/i386/i386.md (*andndi3_doubleword): New.
30054 2016-01-18 Richard Biener <rguenther@suse.de>
30056 PR tree-optimization/69170
30057 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
30058 building a vector from scalar results of a pattern stmt.
30060 2016-01-18 Jakub Jelinek <jakub@redhat.com>
30062 * haifa-sched.c (autopref_multipass_init): Work around
30063 -Wmaybe-uninitialized warning.
30065 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
30067 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
30068 against the constant 0.
30070 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30072 PR tree-optimization/68799
30073 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
30074 look up phi candidates in the statement-candidate map.
30075 (phi_add_costs): Likewise.
30076 (record_phi_increments): Likewise.
30077 (phi_incr_cost): Likewise.
30078 (ncd_with_phi): Likewise.
30079 (all_phi_incrs_profitable): Likewise.
30081 2016-01-17 Jakub Jelinek <jakub@redhat.com>
30083 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
30084 -Wmaybe-uninitialized warning.
30086 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
30088 * doc/invoke.texi (Invoking GCC): Add new section to menu.
30089 (Option Summary): Update to reflect new section and moved options.
30090 (C++ Dialect Options): Move -fvtable-verify and related options.
30091 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
30092 and profiling-related options.
30093 (Optimization Options): Move profile generation options and
30094 -fstack-protector and related options.
30095 (Instrumentation Options): New section incorporating moved options.
30096 (Code Generation Options): Move -finstrument-functions and
30097 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
30099 2016-01-16 Tom de Vries <tom@codesourcery.com>
30101 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
30103 2016-01-16 Tom de Vries <tom@codesourcery.com>
30105 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
30107 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
30109 * hash-table.h (hash_table::empty): Turn into an inline wrapper
30110 that checks whether the table is already empty. Rename the
30111 original implementation to...
30112 (hash_table::empty_slot): ...this new private function.
30114 2016-01-15 David Malcolm <dmalcolm@redhat.com>
30116 PR diagnostic/68899
30117 * diagnostic-show-locus.c (layout::print_source_line): Move x
30118 offset of line until after call to
30119 get_line_width_without_trailing_whitespace.
30121 2016-01-15 Jeff Law <law@redhat.com>
30123 PR tree-optimization/69270
30124 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
30125 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
30126 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
30127 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
30128 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
30129 ssa_name_has_boolean_range and constant_boolean_node.
30131 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
30133 PR rtl-optimization/69030
30134 * lra-spills.c (remove_pseudos): Check nrefs and make the function
30136 (spill_pseudos): Delete debug insn for dead pseudo.
30137 (lra_spill): Initiate spill_hard_reg and slots memory separately.
30139 2016-01-15 Jiong Wang <jiong.wang@arm.com>
30141 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
30143 (TYPES_UNOPUS): Likewise.
30144 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
30145 builtin type, from UNOP to UNOPUS.
30146 (lbtruncuv4sf): Likewise.
30147 (lbtruncuv2df): Likewise.
30148 (lrounduv2sf): Likewise.
30149 (lrounduv4sf): Likewise.
30150 (lrounduv2df): Likewise.
30151 (lroundusf): Likewise.
30152 (lroundusf): Likewise.
30153 (lceiluv2sf): Likewise.
30154 (lceiluv4sf): Likewise.
30155 (lceiluv2df): Likewise.
30156 (lceilusf): Likewise.
30157 (lceiludf): Likewise.
30158 (lflooruv2sf): Likewise.
30159 (lflooruv4sf): Likewise.
30160 (lflooruv2df): Likewise.
30161 (lfloorusf): Likewise.
30162 (lfloorudf): Likewise.
30163 (lfrintnuv2sf): Likewise.
30164 (lfrintnuv4sf): Likewise.
30165 (lfrintnuv2df): Likewise.
30166 (lfrintnusf): Likewise.
30167 (lfrintnudf): Likewise.
30168 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
30170 (vcvtq_u32_f32): Likewise.
30171 (vcvtq_u64_f64): Likewise.
30172 (vcvta_u32_f32): Likewise.
30173 (vcvtaq_u32_f32): Likewise.
30174 (vcvtaq_u64_f64): Likewise.
30175 (vcvtm_u32_f32): Likewise.
30176 (vcvtmq_u32_f32): Likewise.
30177 (vcvtmq_u64_f64): Likewise.
30178 (vcvtn_u32_f32): Likwise.
30179 (vcvtnq_u32_f32): Likewise.
30180 (vcvtnq_u64_f64): Likewise.
30181 (vcvtp_u32_f32): Likewise.
30182 (vcvtpq_u32_f32): Likewise.
30183 (vcvtpq_u64_f64): Likewise.
30184 (vcvtmd_u64_f64): Likewise.
30185 (vcvtms_u32_f32): Likewise.
30186 (vcvtad_u64_f64): Likewise.
30187 (vcvtas_u32_f32): Likewise.
30188 (vcvtnd_u64_f64): Likewise.
30189 (vcvtns_u32_f32): Likewise.
30190 (vcvtpd_u64_f64): Likewise.
30191 (vcvtps_u32_f32): Likewise.
30193 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30195 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
30196 CSEL of zero_extended registers.
30198 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30200 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
30201 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
30203 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30205 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
30206 false when argument string is not found in the attributes table
30209 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
30212 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
30213 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
30214 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
30215 precision estimate.
30217 2016-01-15 Richard Biener <rguenther@suse.de>
30219 PR tree-optimization/66856
30220 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
30221 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
30222 (vect_create_new_slp_node): Increment stmt reference count.
30223 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
30224 an SLP tree before swapping operands.
30225 (vect_build_slp_tree): Likewise.
30226 (destroy_bb_vec_info): Free stmt info after SLP instances.
30227 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
30228 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
30229 (STMT_VINFO_NUM_SLP_USES): New macro.
30231 2016-01-15 Richard Biener <rguenther@suse.de>
30234 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
30235 (add_linkage_name): ... here.
30236 (gen_typedef_die): Use add_linkage_name_raw instead of
30237 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
30240 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
30242 * gimplify.c (oacc_default_clause): Decode reference and pointer
30243 types for both kernels and parallel regions.
30245 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
30247 PR middle-end/69246
30248 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
30250 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
30252 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
30253 (convert_scalars_to_vector): Likewise.
30255 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
30257 * doc/extend.texi (Type Traits): Fix grammar.
30259 2016-01-15 Martin Jambor <mjambor@suse.cz>
30261 * tree-inline.c (remap_decl): Use existing dclarations if
30262 remapping a type and prevent_decl_creation_for_types.
30263 (replace_locals_stmt): Do an initial remapping of non-VLA typed
30264 decls first. Do real remapping with
30265 prevent_decl_creation_for_types set.
30266 * tree-inline.h (copy_body_data): New field
30267 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
30270 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
30272 * config/s390/s390.opt (mmvcle): More verbose help text.
30274 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
30276 * config/s390/s390.opt: Add period to -mzvector option text.
30278 2016-01-15 Richard Biener <rguenther@suse.de>
30280 PR tree-optimization/68961
30281 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
30282 of invariants in stores again.
30284 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
30286 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
30288 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
30290 * config/i386/i386.c (ix86_expand_branch): Don't split
30291 DI mode xor instruction to SI mode.
30293 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
30296 * ipa-icf.c (sem_function::merge): Virtual functions may become
30297 reachable even if they address is not taken and there are no
30300 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
30302 * lto-streamer-out.c (subtract_estimated_size): New function.
30303 (get_symbol_initial_value): Use it.
30305 2016-01-15 Christian Bruel <christian.bruel@st.com>
30308 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
30309 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
30310 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
30311 use add_builtin_function_ext_scope instead of add_builtin_function.
30312 (neon_set_p, neon_crypto_set_p): Remove.
30313 (arm_init_builtins): Always call arm_init_neon_builtins and
30314 arm_init_crypto_builtins.
30315 (arm_expand_builtin): Check that builtins are allowed for the arch.
30316 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
30317 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
30318 arm_init_neon_builtins call.
30320 2016-01-15 Richard Biener <rguenther@suse.de>
30322 PR tree-optimization/69117
30323 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
30324 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
30325 of the leader conservatively.
30326 (free_scc_vn): Restore original SSA name infos.
30328 2016-01-14 Jeff Law <law@redhat.com>
30330 PR tree-optimization/69270
30331 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
30332 single bit of precision, verify it's also unsigned.
30333 (record_edge_info): Use constant_boolean_node rather than fold_convert
30334 to convert boolean_true/boolean_false to the right type.
30336 2016-01-14 Richard Henderson <rth@redhat.com>
30339 * loop-doloop.c (record_reg_sets): New.
30340 (doloop_optimize): Reject the transform if the sequence
30341 clobbers registers live at the end of the loop block.
30342 (doloop_optimize_loops): Enable df_live if needed.
30344 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
30346 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
30347 * config/rs6000/rs6000.c: Likewise.
30348 * config/rs6000/rs6000.h: Likewise.
30349 * config/rs6000/rs6000.md: Likewise.
30350 * doc/extend.texi: Likewsie.
30352 2016-01-14 Jeff Law <law@redhat.com>
30354 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
30357 2016-01-14 Richard Henderson <rth@redhat.com>
30361 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
30362 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
30363 instead of builtin_decl_declared_p to test for declaration.
30365 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
30367 * doc/loop.texi (Loop Analysis and Representation): Document
30368 loop_depth function.
30370 2016-01-14 Tom de Vries <tom@codesourcery.com>
30372 PR tree-optimization/68773
30373 * omp-low.c (expand_omp_target): Don't set force_output.
30374 * varpool.c (varpool_node::get_create): Same.
30375 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
30376 offload_funcs with force_output.
30378 2016-01-14 Jakub Jelinek <jakub@redhat.com>
30381 * lra-eliminations.c (move_plus_up): Don't change anything if either
30382 the outer or inner subreg mode is not MODE_INT.
30383 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
30384 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
30386 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
30388 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
30389 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
30390 reduc_uplus_@var{m}): Remove.
30391 * expr.c (expand_expr_real_2): Remove expansion path for
30392 reduc_[us](min|max|plus) optabs.
30393 * optabs-tree.c (scalar_reduc_to_vector): Remove.
30394 * optabs-tree.h (scalar_reduc_to_vector): Remove.
30395 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
30396 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
30397 * tree-vect-loop.c (vectorizable_reduction): Remove test for
30398 reduc_[us](min|max|plus) optabs.
30400 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
30402 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
30403 (reduc_plus_scal_v2sf): New.
30404 (reduc_smax_v2sf): Rename to...
30405 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
30406 (reduc_smin_v2sf): Rename to...
30407 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
30409 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
30411 * alias.c (compare_base_symbol_refs): New function.
30412 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
30415 2016-01-14 Jakub Jelinek <jakub@redhat.com>
30417 PR middle-end/68146
30418 PR tree-optimization/69155
30419 * tree-complex.c: Include cfganal.h.
30420 (phis_to_revisit): New variable.
30421 (extract_component): Add phiarg_p argument. Assert that returned
30422 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
30423 (update_phi_components): Partly rewrite to use loop over real/imag
30424 components instead of code duplication. If extract_component returns
30425 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
30426 create_tmp_reg into the PHI node instead, and mention the phi triplet
30427 in phis_to_revisit.
30428 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
30429 in phis_to_revisit at the end.
30431 2016-01-14 Richard Biener <rguenther@suse.de>
30433 PR tree-optimization/68060
30434 * tree-vect-loop.c (vect_is_simple_reduction): Check the
30435 outer loop reduction is only used in the inner loop before
30436 detecting a double reduction.
30438 2016-01-14 Jakub Jelinek <jakub@redhat.com>
30441 * combine.c (expand_field_assignment): Punt if compute_mode is
30442 unsupported scalar mode.
30444 2016-01-14 Richard Biener <rguenther@suse.de>
30446 PR tree-optimization/66856
30447 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
30448 SLP node only if it built successfully.
30449 (vect_analyze_slp_instance): Adjust.
30451 2016-01-14 Jeff Law <law@redhat.com>
30453 PR tree-optimization/69270
30454 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
30455 (record_edge_info): Use it. Convert boolean_{true,false}_node
30456 to the type of op0.
30458 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
30461 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
30462 use block_ultimate_origin
30463 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
30465 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
30467 * doc/invoke.texi (Submodel Options): Rename section to
30468 "Machine-Dependent Options" to better reflect its content.
30469 Rewrite introductory text to remove archaic CPU names.
30472 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
30474 * doc/invoke.texi (Code Gen Options): Move section up in file,
30475 before target-specific options. Update menu and option summary
30476 to reflect the new section ordering.
30478 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
30480 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
30481 (C++ Dialect Options): Add cross-reference to -std option.
30482 * doc/standards.texi (C++ Language): Document C++14 support.
30484 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
30486 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
30487 for pack/unpack functions for __ibm128.
30488 (PACK_IF): Likewise.
30489 (UNPACK_IF): Likewise.
30491 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
30492 support for __ibm128 pack/unpack functions.
30493 (rs6000_invalid_builtin): Likewise.
30494 (rs6000_init_builtins): Likewise.
30495 (rs6000_opt_masks): Likewise.
30497 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
30498 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
30500 (RS6000_BTM_COMMON): Likewise.
30502 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
30503 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
30504 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
30505 128-bit floating point. Add support for the double values to be
30506 in Altivec registers for TF/IF packing and unpacking, but restrict
30507 TD packing sub-fields to be FPR registers. Don't allow overlapped
30508 register support for packing. Allow pack inputs to be memory
30509 locations. Don't build generator functions for unpack<mode>_dm
30510 and unpack<mode>_nodm.
30511 (unpack<mode>_dm): Likewise.
30512 (unpack<mode>_nodm): Likewise.
30513 (pack<mode>): Likewise.
30515 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
30516 built-in functions to pack/unpack explicit __ibm128 values.
30517 (__builtin_unpack_ibm128): Likewise.
30519 * doc/extend.texi (PowerPC Built-in Functions): Document
30520 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
30522 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
30525 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
30526 Add new arg loc and pass it down as context.
30527 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
30528 to the location to use for the warning.
30529 (check_function_arguments): New arg loc. All callers changed. Pass
30530 it to check_function_nonnull.
30531 * c-common.h (check_function_arguments): Adjust declaration.
30533 2016-01-13 Jakub Jelinek <jakub@redhat.com>
30535 PR tree-optimization/69156
30536 * gimple.c (validate_type): Removed.
30537 (gimple_builtin_call_types_compatible_p): Use
30538 useless_type_conversion_p instead of validate_type.
30539 * value-prof.c (gimple_stringop_fixed_value): Fold
30540 icall_size to correct type.
30542 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
30544 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
30547 2016-01-13 Richard Henderson <rth@redhat.com>
30550 * target.def (builtin_tm_load, builtin_tm_store): Remove.
30551 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
30552 (ix86_builtin_tm_store): Remove.
30553 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
30554 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
30555 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
30556 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
30557 * doc/tm.texi: Rebuild.
30559 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
30560 (BUILT_IN_TM_MEMCPY_RTWN): New.
30561 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
30562 fallback from vector to integer helpers.
30563 (build_tm_load): Handle vector types directly, instead of
30565 (build_tm_store): Likewise.
30566 (expand_assign_tm): Prepare for register types not handled by
30567 the above. Copy them to memory and use memcpy.
30568 * tree.c (tm_define_builtin): New.
30569 (find_tm_vector_type): New.
30570 (build_tm_vector_builtins): New.
30571 (build_common_builtin_nodes): Call it.
30573 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
30575 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
30576 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
30578 2016-01-13 Tom de Vries <tom@codesourcery.com>
30580 PR tree-optimization/69169
30581 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
30582 handled_struct_type param.
30583 (create_variable_info_for, intra_create_variable_infos): Call
30584 create_variable_info_for_1 with extra arg.
30586 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
30588 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
30589 and "armv8.1-a+crc" entries.
30591 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
30594 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
30595 Change first operand predicate from register_or_constm1_operand
30596 to register_operand.
30597 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
30598 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
30599 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
30600 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
30601 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
30602 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
30603 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
30604 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
30605 comparison with constm1_rtx from vec_prefetch_gen part.
30607 2016-01-13 Richard Biener <rguenther@suse.de>
30609 PR tree-optimization/69013
30610 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
30611 Exchange assert for a test.
30613 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30616 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
30618 2016-01-13 Richard Biener <rguenther@suse.de>
30620 PR tree-optimization/69242
30621 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
30622 assert with a check.
30624 2016-01-13 Richard Biener <rguenther@suse.de>
30626 PR tree-optimization/69186
30627 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
30628 Properly guard vect_update_misalignment_for_peel call.
30630 2016-01-12 Jeff Law <law@redhat.com>
30632 PR tree-optimization/pr67755
30633 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
30634 "need_profile_correction".
30635 (thread_block_1): Initialize new field to false by default. If we
30636 have multiple thread paths through a common joiner to different
30637 final targets, then set new field to true.
30638 (compute_path_counts): Only do count adjustment when it's really
30641 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
30643 * doc/invoke.texi (Spec Files): Move section down in file, past
30644 all command-line option descriptions.
30646 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
30648 PR middle-end/54809
30649 * doc/gty.texi: Remove documentation of mark_hook.
30650 * gengtype.c (struct write_types_data): Remove code to support
30651 mark_hook attribute.
30652 (walk_type): Likewise.
30653 (write_func_for_structure): Likewise.
30655 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
30657 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
30658 Directory Options, and -specs= to Overall Options.
30659 (Overall Options): Adjust similarly. Reorder to group related
30660 options together. Make -specs= cross-reference the spec file details.
30661 (Directory Options): Adjust similarly.
30663 2016-01-12 Jeff Law <law@redhat.com>
30665 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
30667 2016-01-12 Olivier Hainque <hainque@adacore.com>
30669 * gcc.c (spec_undefvar_allowed): New global.
30670 (process_command): Set to true when running for --version or --help,
30672 (getenv_spec_function): When the variable is not defined, use the
30673 variable name as the variable value if we're allowed not to issue
30676 2016-01-12 Bin Cheng <bin.cheng@arm.com>
30678 PR tree-optimization/68911
30679 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
30680 information computed for expression "init + nit * step".
30682 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
30684 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
30685 about name of GCC executable. Remove deleted node from menu.
30686 (Directory Options) <-B>: Remove cross-reference to deleted node.
30687 (Target Options): Delete section.
30689 2016-01-12 Christian Bruel <christian.bruel@st.com>
30692 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
30693 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
30695 2016-01-12 Jakub Jelinek <jakub@redhat.com>
30698 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
30699 aligned_mem is properly set for AVX512-VL floating point masked
30703 * ifcvt.c (cond_exec_process_if_block): When removing the last
30704 insn from then_bb, remove also any possible barriers that follow it.
30706 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
30710 * config/i386/iamcu.h (SIZE_TYPE): New macro.
30711 (PTRDIFF_TYPE): Likewise.
30712 (WCHAR_TYPE): Likewise.
30713 (WCHAR_TYPE_SIZE): Likewise.
30714 (STDINT_LONG32): Likewise.
30716 2016-01-12 Richard Biener <rguenther@suse.de>
30718 PR tree-optimization/69053
30719 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
30720 convert initial value for cond reductions.
30722 2016-01-12 Richard Biener <rguenther@suse.de>
30724 PR tree-optimization/69007
30725 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
30726 widen_sum after dot_prod and sad.
30728 2016-01-12 Richard Biener <rguenther@suse.de>
30730 PR tree-optimization/69168
30731 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
30732 pattern stmt SLP type.
30733 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
30734 end up unused so cope with that case.
30736 2016-01-12 Richard Biener <rguenther@suse.de>
30738 PR tree-optimization/69157
30739 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
30740 stmts def type only during analyze phase.
30741 (vectorizable_call): Likewise.
30742 (vectorizable_simd_clone_call): Likewise.
30743 (vectorizable_conversion): Likewise.
30744 (vectorizable_assignment): Likewise.
30745 (vectorizable_shift): Likewise.
30746 (vectorizable_operation): Likewise.
30747 (vectorizable_store): Likewise.
30748 (vectorizable_load): Likewise.
30750 2016-01-12 Richard Biener <rguenther@suse.de>
30752 PR tree-optimization/69174
30753 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
30755 (vectorizable_load): Properly compute the number of loads needed
30756 for permuted strided SLP loads and do not spuriously assign
30757 to SLP_TREE_VEC_STMTS.
30759 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
30761 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
30762 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
30763 (MD_EXEC_PREFIX): Remove.
30764 (MD_STARTFILE_PREFIX) Removee.
30765 (FILE_NAME_ABSOLUTE_P): Remove.
30766 (CPP_SPEC): Do not read macros from sys/version.h.
30767 (LINK_COMMAND_SPEC): Remove.
30768 (LOCAL_INCLUDE_DIR): Remove.
30769 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
30770 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
30771 (POST_LINK_SPEC): Define to invoke stubify after linker
30772 (LIBSTDCXX): Remove define
30773 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
30774 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
30775 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
30776 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
30777 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
30778 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
30779 (i386_djgpp_asm_named_section): Add propotype of new procedure
30781 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
30782 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
30783 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
30784 in config/i386/djgpp.h).
30785 (STANDARD_STARTFILE_PREFIX_2): Define identical to
30786 STANDARD_STARTFILE_PREFIX_1.
30787 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
30788 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
30789 installation errors.
30790 (MAX_OFILE_ALIGNMENT): Define to 128.
30791 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
30793 * config/i386/djgpp.c: New file. Add implementation of
30794 i386_djgpp_asm_named_section.
30796 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
30798 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
30799 Add rule for building djgpp.o.
30801 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30803 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
30804 (rtx_is_swappable_p): Reductions are swappable.
30805 (insn_is_swappable_p): V2DF reductions are swappable.
30807 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
30809 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
30810 reloads for other unsupported memory operands.
30812 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30813 Jim Wilson <jim.wilson@linaro.org>
30816 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
30817 copy_to_mode_reg instead of force_reg.
30819 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
30822 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
30823 TARGET_80387 is true.
30825 2016-01-11 Jakub Jelinek <jakub@redhat.com>
30828 * lra-eliminations.c (move_plus_up): Only move plus up
30829 if subreg of the constant can be simplified into constant
30830 and use the simplified subreg of the constant instead of
30831 the original constant.
30833 * fold-const.c (fold_convertible_p): Don't return true
30834 for conversion of VECTOR_TYPE to same sized integral type.
30835 (fold_convert_loc): Fix up formatting. Fold conversion of
30836 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
30837 instead of NOP_EXPR.
30839 PR tree-optimization/69214
30840 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
30841 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
30844 PR tree-optimization/69207
30845 * tree-vect-slp.c (vect_get_constant_vectors): For
30846 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
30847 fold_convertible_p to vector_type's element type, and always
30848 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
30850 2016-01-11 Richard Biener <rguenther@suse.de>
30852 PR tree-optimization/69173
30853 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
30854 fixup the cycle if all stmts are in a pattern.
30856 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
30858 PR middle-end/68999
30859 * alias.c (base_alias_check): Move check for addresses with
30860 alignment ANDs before the call for compare_base_decls.
30861 (memrefs_conflict_p): Return -1 for different decls
30862 that went through alignment adjustments.
30864 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30866 PR rtl-optimization/68796
30867 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
30868 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
30869 and QImode comparisons against zero with CC_NZmode.
30870 * config/aarch64/iterators.md (short_mask): New mode_attr.
30872 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
30874 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
30875 (<avx512>_store<mode>_mask): Likewise.
30877 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
30878 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30880 PR rtl-optimization/68841
30881 * ifcvt.c (struct noce_if_info): Add orig_x field.
30882 (bbs_ok_for_cmove_arith): Add to_rename parameter.
30883 Don't record conflicts on to_rename if it's present.
30884 Allow memory destinations in sets.
30885 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
30886 blocks, passing orig_x to the checks.
30887 (noce_process_if_block): Set if_info->orig_x appropriately.
30889 2016-01-11 Tom de Vries <tom@codesourcery.com>
30891 PR tree-optimization/69069
30892 * tree-parloops.c (create_parallel_loop): Add missing phi args.
30894 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
30896 PR rtl-optimization/68920
30897 * config/i386/i386.c (ix86_option_override_internal): Restrict number
30898 of conditional moves for RTL if-conversion to 1 for
30899 TARGET_ONE_IF_CONV_INSN.
30900 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
30901 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
30902 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
30903 parameter to restirct number of conditional moves for
30905 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
30906 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
30909 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
30912 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
30913 onepart vars. Fix typo in comment. Fix reversed condition in
30915 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
30918 * var-tracking.c (dump_onepart_variable_differences): New.
30919 (dataflow_set_different): If a detailed dump is requested,
30920 delay early returns and dump differences between onepart
30921 variables present before and after, and added variables.
30923 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
30926 * expr.c (expand_expr_real_1): For boolean vector constants
30927 with a scalar mode use const_scalar_mask_from_tree.
30928 (const_scalar_mask_from_tree): New.
30929 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
30930 assigned to a mask type to handle constants.
30932 2016-01-11 Martin Jambor <mjambor@suse.cz>
30935 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
30936 useless parameters if we cannot change function signature.
30938 2016-01-11 Martin Jambor <mjambor@suse.cz>
30941 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
30944 2016-01-11 Tom de Vries <tom@codesourcery.com>
30946 PR tree-optimization/69109
30947 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
30950 2016-01-11 Tom de Vries <tom@codesourcery.com>
30952 PR tree-optimization/69108
30953 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
30954 res is not used in a phi.
30956 2016-01-11 Yury Gribov <y.gribov@samsung.com>
30959 * common.opt (frandom-seed): Fix parameter name.
30960 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
30962 2016-01-11 Tom de Vries <tom@codesourcery.com>
30964 PR tree-optimization/69058
30965 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
30968 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
30970 * config/arc/arc.opt (mdiv-rem): Add period to the end.
30971 (mcode-density): Likewise.
30973 2016-01-10 Tom de Vries <tom@codesourcery.com>
30975 PR tree-optimization/69062
30976 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
30977 (parallelize_loops): Don't paralelize loop that has phi with address
30980 2016-01-10 Tom de Vries <tom@codesourcery.com>
30982 PR tree-optimization/69039
30983 * tree-parloops.c (try_create_reduction_list): Only allow single exit
30986 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
30988 PR middle-end/68743
30989 * match.pd: Require target has function_c99_misc before doing
30990 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
30992 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
30994 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
30996 * configure: Regenerate.
30998 2016-01-09 Jakub Jelinek <jakub@redhat.com>
31000 PR middle-end/50865
31001 PR tree-optimization/69097
31002 * fold-const.h (expr_not_equal_to): New prototype.
31003 * fold-const.c: Include stringpool.h and tree-ssanames.h.
31004 (expr_not_equal_to): New function.
31005 * match.pd (X % -Y is the same as X % Y): Don't optimize
31006 unless X is known not to be equal to minimum or Y is known
31007 not to be equal to -1.
31008 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
31009 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
31010 (simplify_stmt_using_ranges): Adjust caller.
31011 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
31012 substitute_and_fold.
31014 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
31016 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
31019 2016-01-08 Jakub Jelinek <jakub@redhat.com>
31021 PR tree-optimization/69167
31022 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
31023 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
31025 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
31027 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
31028 Richard Biener <rguenther@suse.de>
31030 PR tree-optimization/68707
31031 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
31032 instances that can be handled via vect_load_lanes.
31034 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
31036 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
31037 if we can't determine address equivalence.
31038 * alias.c (compare_base_decl): Update for changed return value of
31039 symtab_node::equal_address_to.
31041 2016-01-08 Jason Merrill <jason@redhat.com>
31045 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
31046 * expr.c (store_field): Not here.
31047 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
31048 call with TREE_ADDRESSABLE type.
31049 * tree-cfg.c (verify_gimple_call): Adjust.
31051 2016-01-08 Olivier Hainque <hainque@adacore.com>
31053 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
31056 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
31058 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
31059 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
31060 (reduc_smin_v2sf): Rename to...
31061 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
31062 (reduc_splus_v2sf): Rename to...
31063 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
31065 2016-01-08 Jakub Jelinek <jakub@redhat.com>
31067 PR tree-optimization/69162
31068 * gimplify.c (gimplify_va_arg_expr): Encode original type of
31069 valist argument in another argument.
31070 (gimplify_modify_expr): Adjust for the above change. Cleanup.
31071 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
31072 to determine the va_list type, build a MEM_REF instead of
31073 build_fold_indirect_ref.
31075 PR tree-optimization/69172
31076 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
31079 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
31081 PR tree-optimization/67781
31082 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
31083 and cmpnop in two steps: first the ones not accessed in original
31084 gimple expression in a endian independent way and then the ones not
31085 accessed in the final result in an endian-specific way.
31087 2016-01-08 Jakub Jelinek <jakub@redhat.com>
31089 PR tree-optimization/69083
31090 * tree-vect-slp.c (vect_get_constant_vectors): For
31091 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
31092 element type. If op is fold_convertible_p to vector_type's element
31093 type, use NOP_EXPR instead of VCE.
31095 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
31097 PR rtl-optimization/67778
31098 PR rtl-optimization/68634
31099 PR rtl-optimization/68909
31100 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
31101 block from the stack until done with it. Remove a superfluous
31102 bitmap set. Remove a superfluous bitmap test.
31104 2016-01-07 Martin Sebor <msebor@redhat.com>
31107 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
31108 constraint on the type of arguments.
31110 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
31112 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
31113 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
31114 unaligned_access on the gcc_options set.
31115 * config/arm/arm.c (arm_option_override_internal): Use
31116 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
31118 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
31121 * config/i386/i386.c (ix86_frame_pointer_required): Enable
31122 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
31124 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
31127 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
31130 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
31131 depending on frame_pointer_needed before remaining integer and SSE
31132 registers are saved.
31134 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
31137 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
31139 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
31142 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
31143 Use the "xBm" constraint.
31144 (float<sseintvecmodelower><mode>2<mask_name><round_name):
31146 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
31147 (sse_cvtsi2ssq<round_name>): Likewise.
31148 (sse_cvtss2si<round_name>): Likewise.
31149 (sse_cvtss2siq<round_name>): Likewise.
31150 (sse2_cvtsi2sdq<round_name>): Likewise.
31151 (sse2_cvtsd2si<round_name>): Likewise.
31152 (sse2_cvtsd2siq<round_name>): Likewise.
31153 * config/i386/subst.md (round_nimm_scalar_predicate): New
31156 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
31158 PR middle-end/67639
31159 * varasm.c (make_decl_rtl): Mark invalid register vars as
31162 PR rtl-optimization/66206
31163 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
31164 All callers changed.
31166 2016-01-07 Jakub Jelinek <jakub@redhat.com>
31168 PR tree-optimization/69141
31169 * tree-ssa-pre.c: Include langhooks.h.
31170 (eliminate_dom_walker::before_dom_children): Use
31171 lang_hooks.decl_printable_name instead of
31172 cgraph_node::get ()->name ().
31174 PR middle-end/68960
31175 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
31176 it and DECL_ALIGN too.
31178 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
31180 * config/mips/mips-ftypes.def: Sort to lexicographical order.
31182 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
31185 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
31186 depending on frame_pointer_needed before remaining integer and SSE
31187 registers are saved.
31189 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31191 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
31192 mode iterator with VSX_M2.
31193 (*p9_vecstore_<mode>): Likewise.
31194 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
31195 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
31196 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
31197 (define_split for VSX_LE128 stores): Likewise.
31198 (define_peephole2 for TImode LE swaps): Likewise.
31199 (define_split for VSX_LE128 post-reload stores): Likewise.
31201 2016-01-06 Marek Polacek <polacek@redhat.com>
31204 * convert.c (convert_to_integer_1): Adjust call to
31205 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
31206 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
31207 EXPR instead of ARG.
31208 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
31210 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
31213 * doc/extend.texi (RL78 Variable Attributes): New section.
31215 2016-01-05 Marek Polacek <polacek@redhat.com>
31218 * builtins.c (get_memmodel): Use expansion point location rather than
31219 the input location. Call warning_at rather than warning.
31220 (expand_builtin_atomic_compare_exchange): Likewise.
31221 (expand_builtin_atomic_load): Likewise.
31222 (expand_builtin_atomic_store): Likewise.
31223 (expand_builtin_atomic_clear): Likewise.
31225 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
31228 * config/i386/i386.c (ix86_expand_vector_logical_operator):
31229 Replace nonimmediate_operand with vector_operand.
31230 * config/i386/predicates.md (vector_operand): New predicate.
31231 (general_vector_operand): Replace nonimmediate_operand with
31233 * config/i386/sse.md: Replace nonimmediate_operand with
31234 vector_operand and m constraint with Bm constraint on SSE
31235 patterns with 16-byte memory operand.
31236 * config/i386/subst.md (round_nimm_predicate): Replace
31237 nonimmediate_operand with vector_operand.
31238 (round_saeonly_nimm_predicate): Likewise.
31239 (round_saeonly_nimm_scalar_predicate): New.
31241 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
31244 * config/i386/constraints.md (Bm): New constraint.
31245 * config/i386/predicates.md (vector_memory_operand): New
31247 * config/i386/sse.md: Replace xm with xBm in plusminus and
31248 any_logic patterns.
31250 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
31253 * doc/extend.texi (V850 Function Attributes): New section.
31254 (V850 Variable Attributes): New section.
31256 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
31259 * doc/extend.texi (MicroBlaze Function Attributes): Document
31260 interrupt_handler and fast_interrupt attributes.
31262 2016-01-05 Sergei Trofimovich <siarheit@google.com>
31265 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
31266 for local symbolic operands.
31267 * config/ia64/predicates.md (local_symbolic_operand64): New
31270 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31272 PR rtl-optimization/68651
31273 * combine.c (combine_simplify_rtx): Canonicalize x + x into
31276 2016-01-05 Nathan Sidwell <nathan@acm.org>
31278 * alias.c (compare_base_decls): Use symtab_node::get.
31280 2016-01-05 Nick Clifton <nickc@redhat.com>
31283 * ira-costs.c (copy_cost): Initialise the t_icode field of the
31284 secondary_reload_info structure.
31287 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
31288 decls if weak support is available.
31290 2016-01-04 Martin Sebor <msebor@redhat.com>
31292 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
31294 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
31296 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
31297 OPTION_MASK_P9_DFORM.
31299 * config/rs6000/constraints.md (wo constraint): New constraint for
31302 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
31304 (rs6000_init_hard_regno_mode_ok): Likewise.
31306 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
31309 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
31310 expanders not to have constraints. Add support for ISA 3.0 xxperm
31311 instruction. Add support for fusing xxlor with xxperm.
31312 (altivec_vperm_<mode>_internal): Likewise.
31313 (altivec_vperm_v8hiv16qi): Likewise.
31314 (altivec_vperm_<mode>v16q): Likewise.
31315 (altivec_vperm_<mode>_uns): Likewise.
31316 (vperm_v8hiv4si): Likewise.
31317 (vperm_v16qiv8hi): Likewise.
31319 * doc/md.texi (RS/6000 constraints): Document wo constraint.
31321 2016-01-04 Jakub Jelinek <jakub@redhat.com>
31323 Update copyright years.
31325 * gcc.c (process_command): Update copyright notice dates.
31326 * gcov-dump.c (print_version): Ditto.
31327 * gcov.c (print_version): Ditto.
31328 * gcov-tool.c (print_version): Ditto.
31329 * gengtype.c (create_file): Ditto.
31330 * doc/cpp.texi: Bump @copying's copyright year.
31331 * doc/cppinternals.texi: Ditto.
31332 * doc/gcc.texi: Ditto.
31333 * doc/gccint.texi: Ditto.
31334 * doc/gcov.texi: Ditto.
31335 * doc/install.texi: Ditto.
31336 * doc/invoke.texi: Ditto.
31338 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
31340 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
31341 modes larger than TImode as TImode if NEON is not enabled.
31343 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
31346 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
31347 mode for %f0-%f31 only if TARGET_FPU.
31349 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
31352 * config/sparc/sparc.c (scan_record_type): Take into account subfields
31353 to compute the PACKED_P predicate.
31354 (function_arg_record_value): Minor tweaks.
31356 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
31358 * doc/install.texi (--with-multilib-list): Describe the meaning of the
31359 option for arm*-*-* targets.
31361 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
31363 * doc/extend.texi (Common Function Attributes): Move docs for
31364 MSP430-specific attributes to....
31365 (MSP430 Function Attributes): ...here. Delete the redundant
31366 entries and copy-edit the remaining text.
31367 (MSP430 Variable Attributes): Use uniform format for index
31368 entries and add a cross-reference to the corresponding function
31371 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
31373 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
31375 (x86 Options): Likewise.
31377 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
31381 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
31382 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
31383 to corresponding attribute.
31385 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
31387 * doc/extend.texi (Common Function Attributes) <noplt>: Move
31388 to correct alphabetization of table. Copy-edit and correct
31390 <stack_protect>: Likewise.
31391 <target_clones>: Likewise.
31393 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
31394 Correct punctuation.
31395 (Code Gen Options) <-fno-plt>: Copy-edit.
31397 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
31400 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
31401 SI values. Explicitly convert SI to DI and vice-versa.
31403 2016-01-01 Jakub Jelinek <jakub@redhat.com>
31405 PR tree-optimization/69070
31406 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
31407 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
31410 * ubsan.c (ubsan_instrument_float_cast): Call
31411 initialize_sanitizer_builtins.
31414 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
31416 Copyright (C) 2016 Free Software Foundation, Inc.
31418 Copying and distribution of this file, with or without modification,
31419 are permitted in any medium without royalty provided the copyright
31420 notice and this notice are preserved.